Esempio n. 1
0
/* parse the actual OCSP response */
void
ocsp_parse_response(struct iked_ocsp *ocsp, OCSP_RESPONSE *resp)
{
	int status;
	X509_STORE *store = NULL;
	STACK_OF(X509) *verify_other = NULL;
	OCSP_BASICRESP *bs = NULL;
	int verify_flags = 0;
	ASN1_GENERALIZEDTIME *rev, *thisupd, *nextupd;
	int reason = 0;
	int error = 1;

	if (!resp) {
		log_warnx("%s: error querying OCSP responder", __func__);
		goto done;
	}

	status = OCSP_response_status(resp);
	if (status != OCSP_RESPONSE_STATUS_SUCCESSFUL) {
		log_warnx("%s: responder error: %s (%i)\n", __func__,
		    OCSP_response_status_str(status), status);
		goto done;
	}

	verify_other = ocsp_load_certs(IKED_OCSP_RESPCERT);
	verify_flags |= OCSP_TRUSTOTHER;
	if (!verify_other)
		goto done;

	bs = OCSP_response_get1_basic(resp);
	if (!bs) {
		log_warnx("%s: error parsing response", __func__);
		goto done;
	}

	status = OCSP_check_nonce(ocsp->ocsp_req, bs);
	if (status <= 0) {
		if (status == -1)
			log_warnx("%s: no nonce in response", __func__);
		else {
			log_warnx("%s: nonce verify error", __func__);
			goto done;
		}
	}

	store = X509_STORE_new();
	status = OCSP_basic_verify(bs, verify_other, store, verify_flags);
	if (status < 0)
		status = OCSP_basic_verify(bs, NULL, store, 0);

	if (status <= 0) {
		ca_sslerror(__func__);
		log_warnx("%s: response verify failure", __func__);
		goto done;
	} else
		log_debug("%s: response verify ok", __func__);

	if (!OCSP_resp_find_status(bs, ocsp->ocsp_id, &status, &reason,
	    &rev, &thisupd, &nextupd)) {
		log_warnx("%s: no status found", __func__);
		goto done;
	}
	log_debug("%s: status: %s", __func__, OCSP_cert_status_str(status));

	if (status == V_OCSP_CERTSTATUS_GOOD)
		error = 0;

 done:
	if (store)
		X509_STORE_free(store);
	if (verify_other)
		sk_X509_pop_free(verify_other, X509_free);
	if (resp)
		OCSP_RESPONSE_free(resp);
	if (bs)
		OCSP_BASICRESP_free(bs);

	ocsp_validate_finish(ocsp, error == 0);
}
Esempio n. 2
0
int verify_main(int argc, char **argv)
{
    STACK_OF(X509) *untrusted = NULL, *trusted = NULL;
    STACK_OF(X509_CRL) *crls = NULL;
    X509_STORE *store = NULL;
    X509_VERIFY_PARAM *vpm = NULL;
    char *prog, *CApath = NULL, *CAfile = NULL;
    int noCApath = 0, noCAfile = 0;
    int vpmtouched = 0, crl_download = 0, show_chain = 0, i = 0, ret = 1;
    OPTION_CHOICE o;

    if ((vpm = X509_VERIFY_PARAM_new()) == NULL)
        goto end;

    prog = opt_init(argc, argv, verify_options);
    while ((o = opt_next()) != OPT_EOF) {
        switch (o) {
        case OPT_EOF:
        case OPT_ERR:
            BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
            goto end;
        case OPT_HELP:
            opt_help(verify_options);
            BIO_printf(bio_err, "Recognized usages:\n");
            for (i = 0; i < X509_PURPOSE_get_count(); i++) {
                X509_PURPOSE *ptmp;
                ptmp = X509_PURPOSE_get0(i);
                BIO_printf(bio_err, "\t%-10s\t%s\n",
                        X509_PURPOSE_get0_sname(ptmp),
                        X509_PURPOSE_get0_name(ptmp));
            }

            BIO_printf(bio_err, "Recognized verify names:\n");
            for (i = 0; i < X509_VERIFY_PARAM_get_count(); i++) {
                const X509_VERIFY_PARAM *vptmp;
                vptmp = X509_VERIFY_PARAM_get0(i);
                BIO_printf(bio_err, "\t%-10s\n",
                        X509_VERIFY_PARAM_get0_name(vptmp));
            }
            ret = 0;
            goto end;
        case OPT_V_CASES:
            if (!opt_verify(o, vpm))
                goto end;
            vpmtouched++;
            break;
        case OPT_CAPATH:
            CApath = opt_arg();
            break;
        case OPT_CAFILE:
            CAfile = opt_arg();
            break;
        case OPT_NOCAPATH:
            noCApath = 1;
            break;
        case OPT_NOCAFILE:
            noCAfile = 1;
            break;
        case OPT_UNTRUSTED:
            /* Zero or more times */
            if (!load_certs(opt_arg(), &untrusted, FORMAT_PEM, NULL,
                            "untrusted certificates"))
                goto end;
            break;
        case OPT_TRUSTED:
            /* Zero or more times */
            noCAfile = 1;
            noCApath = 1;
            if (!load_certs(opt_arg(), &trusted, FORMAT_PEM, NULL,
                            "trusted certificates"))
                goto end;
            break;
        case OPT_CRLFILE:
            /* Zero or more times */
            if (!load_crls(opt_arg(), &crls, FORMAT_PEM, NULL,
                           "other CRLs"))
                goto end;
            break;
        case OPT_CRL_DOWNLOAD:
            crl_download = 1;
            break;
        case OPT_ENGINE:
            if (setup_engine(opt_arg(), 0) == NULL) {
                /* Failure message already displayed */
                goto end;
            }
            break;
        case OPT_SHOW_CHAIN:
            show_chain = 1;
            break;
        case OPT_VERBOSE:
            v_verbose = 1;
            break;
        }
    }
    argc = opt_num_rest();
    argv = opt_rest();
    if (trusted != NULL && (CAfile || CApath)) {
        BIO_printf(bio_err,
                   "%s: Cannot use -trusted with -CAfile or -CApath\n",
                   prog);
        goto end;
    }

    if ((store = setup_verify(CAfile, CApath, noCAfile, noCApath)) == NULL)
        goto end;
    X509_STORE_set_verify_cb(store, cb);

    if (vpmtouched)
        X509_STORE_set1_param(store, vpm);

    ERR_clear_error();

    if (crl_download)
        store_setup_crl_download(store);

    ret = 0;
    if (argc < 1) {
        if (check(store, NULL, untrusted, trusted, crls, show_chain) != 1)
            ret = -1;
    } else {
        for (i = 0; i < argc; i++)
            if (check(store, argv[i], untrusted, trusted, crls,
                      show_chain) != 1)
                ret = -1;
    }

 end:
    X509_VERIFY_PARAM_free(vpm);
    X509_STORE_free(store);
    sk_X509_pop_free(untrusted, X509_free);
    sk_X509_pop_free(trusted, X509_free);
    sk_X509_CRL_pop_free(crls, X509_CRL_free);
    return (ret < 0 ? 2 : ret);
}
Esempio n. 3
0
int
opkg_verify_file (char *text_file, char *sig_file)
{
#if defined HAVE_GPGME
    if (conf->check_signature == 0 )
        return 0;
    int status = -1;
    gpgme_ctx_t ctx;
    gpgme_data_t sig, text, key;
    gpgme_error_t err;
    gpgme_verify_result_t result;
    gpgme_signature_t s;
    char *trusted_path = NULL;

    gpgme_check_version (NULL);

    err = gpgme_new (&ctx);

    if (err)
	return -1;

    sprintf_alloc(&trusted_path, "%s/%s", conf->offline_root, "/etc/opkg/trusted.gpg");
    err = gpgme_data_new_from_file (&key, trusted_path, 1);
    free (trusted_path);
    if (err)
    {
      return -1;
    }
    err = gpgme_op_import (ctx, key);
    if (err)
    {
      gpgme_data_release (key);
      return -1;
    }
    gpgme_data_release (key);

    err = gpgme_data_new_from_file (&sig, sig_file, 1);
    if (err)
    {
	gpgme_release (ctx);
	return -1;
    }

    err = gpgme_data_new_from_file (&text, text_file, 1);
    if (err)
    {
        gpgme_data_release (sig);
	gpgme_release (ctx);
	return -1;
    }

    err = gpgme_op_verify (ctx, sig, text, NULL);

    result = gpgme_op_verify_result (ctx);
    if (!result)
	return -1;

    /* see if any of the signitures matched */
    s = result->signatures;
    while (s)
    {
	status = gpg_err_code (s->status);
	if (status == GPG_ERR_NO_ERROR)
	    break;
	s = s->next;
    }


    gpgme_data_release (sig);
    gpgme_data_release (text);
    gpgme_release (ctx);

    return status;
#elif defined HAVE_OPENSSL
    X509_STORE *store = NULL;
    PKCS7 *p7 = NULL;
    BIO *in = NULL, *indata = NULL;

    // Sig check failed by default !
    int status = -1;

    openssl_init();

    // Set-up the key store
    if(!(store = setup_verify(conf->signature_ca_file, conf->signature_ca_path))){
        opkg_msg(ERROR, "Can't open CA certificates.\n");
        goto verify_file_end;
    }

    // Open a BIO to read the sig file
    if (!(in = BIO_new_file(sig_file, "rb"))){
        opkg_msg(ERROR, "Can't open signature file %s.\n", sig_file);
        goto verify_file_end;
    }

    // Read the PKCS7 block contained in the sig file
    p7 = PEM_read_bio_PKCS7(in, NULL, NULL, NULL);
    if(!p7){
        opkg_msg(ERROR, "Can't read signature file %s (Corrupted ?).\n",
		sig_file);
        goto verify_file_end;
    }
#if defined(HAVE_PATHFINDER)
    if(conf->check_x509_path){
	if(!pkcs7_pathfinder_verify_signers(p7)){
	    opkg_msg(ERROR, "pkcs7_pathfinder_verify_signers: "
		    "Path verification failed.\n");
	    goto verify_file_end;
	}
    }
#endif

    // Open the Package file to authenticate
    if (!(indata = BIO_new_file(text_file, "rb"))){
        opkg_msg(ERROR, "Can't open file %s.\n", text_file);
        goto verify_file_end;
    }

    // Let's verify the autenticity !
    if (PKCS7_verify(p7, NULL, store, indata, NULL, PKCS7_BINARY) != 1){
        // Get Off My Lawn!
        opkg_msg(ERROR, "Verification failure.\n");
    }else{
        // Victory !
        status = 0;
    }

verify_file_end:
    BIO_free(in);
    BIO_free(indata);
    PKCS7_free(p7);
    X509_STORE_free(store);

    return status;
#else
    /* mute `unused variable' warnings. */
    (void) sig_file;
    (void) text_file;
    (void) conf;
    return 0;
#endif
}
int MAIN(int argc, char **argv)
{
    X509_CRL *x=NULL;
    char *CAfile = NULL, *CApath = NULL;
    int ret=1,i,num,badops=0;
    BIO *out=NULL;
    int informat,outformat;
    char *infile=NULL,*outfile=NULL;
    int hash=0,issuer=0,lastupdate=0,nextupdate=0,noout=0,text=0;
    int fingerprint = 0;
    char **pp,buf[256];
    X509_STORE *store = NULL;
    X509_STORE_CTX ctx;
    X509_LOOKUP *lookup = NULL;
    X509_OBJECT xobj;
    EVP_PKEY *pkey;
    int do_ver = 0;
    const EVP_MD *md_alg,*digest=EVP_md5();

    apps_startup();

    if (bio_err == NULL)
        if ((bio_err=BIO_new(BIO_s_file())) != NULL)
            BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);

    if (bio_out == NULL)
        if ((bio_out=BIO_new(BIO_s_file())) != NULL)
        {
            BIO_set_fp(bio_out,stdout,BIO_NOCLOSE);
#ifdef VMS
            {
                BIO *tmpbio = BIO_new(BIO_f_linebuffer());
                bio_out = BIO_push(tmpbio, bio_out);
            }
#endif
        }

    informat=FORMAT_PEM;
    outformat=FORMAT_PEM;

    argc--;
    argv++;
    num=0;
    while (argc >= 1)
    {
#ifdef undef
        if	(strcmp(*argv,"-p") == 0)
        {
            if (--argc < 1) goto bad;
            if (!args_from_file(++argv,Nargc,Nargv)) {
                goto end;
            }*/
        }
#endif
        if 	(strcmp(*argv,"-inform") == 0)
        {
            if (--argc < 1) goto bad;
            informat=str2fmt(*(++argv));
        }
        else if (strcmp(*argv,"-outform") == 0)
        {
            if (--argc < 1) goto bad;
            outformat=str2fmt(*(++argv));
        }
        else if (strcmp(*argv,"-in") == 0)
        {
            if (--argc < 1) goto bad;
            infile= *(++argv);
        }
        else if (strcmp(*argv,"-out") == 0)
        {
            if (--argc < 1) goto bad;
            outfile= *(++argv);
        }
        else if (strcmp(*argv,"-CApath") == 0)
        {
            if (--argc < 1) goto bad;
            CApath = *(++argv);
            do_ver = 1;
        }
        else if (strcmp(*argv,"-CAfile") == 0)
        {
            if (--argc < 1) goto bad;
            CAfile = *(++argv);
            do_ver = 1;
        }
        else if (strcmp(*argv,"-verify") == 0)
            do_ver = 1;
        else if (strcmp(*argv,"-text") == 0)
            text = 1;
        else if (strcmp(*argv,"-hash") == 0)
            hash= ++num;
        else if (strcmp(*argv,"-issuer") == 0)
            issuer= ++num;
        else if (strcmp(*argv,"-lastupdate") == 0)
            lastupdate= ++num;
        else if (strcmp(*argv,"-nextupdate") == 0)
            nextupdate= ++num;
        else if (strcmp(*argv,"-noout") == 0)
            noout= ++num;
        else if (strcmp(*argv,"-fingerprint") == 0)
            fingerprint= ++num;
        else if ((md_alg=EVP_get_digestbyname(*argv + 1)))
        {
            /* ok */
            digest=md_alg;
        }
        else
        {
            BIO_printf(bio_err,"unknown option %s\n",*argv);
            badops=1;
            break;
        }
        argc--;
        argv++;
    }

    if (badops)
    {
bad:
        for (pp=crl_usage; (*pp != NULL); pp++)
            BIO_printf(bio_err,*pp);
        goto end;
    }

    ERR_load_crypto_strings();
    x=load_crl(infile,informat);
    if (x == NULL) {
        goto end;
    }

    if(do_ver) {
        store = X509_STORE_new();
        lookup=X509_STORE_add_lookup(store,X509_LOOKUP_file());
        if (lookup == NULL) goto end;
        if (!X509_LOOKUP_load_file(lookup,CAfile,X509_FILETYPE_PEM))
            X509_LOOKUP_load_file(lookup,NULL,X509_FILETYPE_DEFAULT);

        lookup=X509_STORE_add_lookup(store,X509_LOOKUP_hash_dir());
        if (lookup == NULL) goto end;
        if (!X509_LOOKUP_add_dir(lookup,CApath,X509_FILETYPE_PEM))
            X509_LOOKUP_add_dir(lookup,NULL,X509_FILETYPE_DEFAULT);
        ERR_clear_error();

        X509_STORE_CTX_init(&ctx, store, NULL, NULL);

        i = X509_STORE_get_by_subject(&ctx, X509_LU_X509,
                                      X509_CRL_get_issuer(x), &xobj);
        if(i <= 0) {
            BIO_printf(bio_err,
                       "Error getting CRL issuer certificate\n");
            goto end;
        }
        pkey = X509_get_pubkey(xobj.data.x509);
        X509_OBJECT_free_contents(&xobj);
        if(!pkey) {
            BIO_printf(bio_err,
                       "Error getting CRL issuer public key\n");
            goto end;
        }
        i = X509_CRL_verify(x, pkey);
        EVP_PKEY_free(pkey);
        if(i < 0) goto end;
        if(i == 0) BIO_printf(bio_err, "verify failure\n");
        else BIO_printf(bio_err, "verify OK\n");
    }

    if (num)
    {
        for (i=1; i<=num; i++)
        {
            if (issuer == i)
            {
                X509_NAME_oneline(X509_CRL_get_issuer(x),
                                  buf,256);
                BIO_printf(bio_out,"issuer= %s\n",buf);
            }

            if (hash == i)
            {
                BIO_printf(bio_out,"%08lx\n",
                           X509_NAME_hash(X509_CRL_get_issuer(x)));
            }
            if (lastupdate == i)
            {
                BIO_printf(bio_out,"lastUpdate=");
                ASN1_TIME_print(bio_out,
                                X509_CRL_get_lastUpdate(x));
                BIO_printf(bio_out,"\n");
            }
            if (nextupdate == i)
            {
                BIO_printf(bio_out,"nextUpdate=");
                if (X509_CRL_get_nextUpdate(x))
                    ASN1_TIME_print(bio_out,
                                    X509_CRL_get_nextUpdate(x));
                else
                    BIO_printf(bio_out,"NONE");
                BIO_printf(bio_out,"\n");
            }
            if (fingerprint == i)
            {
                int j;
                unsigned int n;
                unsigned char md[EVP_MAX_MD_SIZE];

                if (!X509_CRL_digest(x,digest,md,&n))
                {
                    BIO_printf(bio_err,"out of memory\n");
                    goto end;
                }
                BIO_printf(bio_out,"%s Fingerprint=",
                           OBJ_nid2sn(EVP_MD_type(digest)));
                for (j=0; j<(int)n; j++)
                {
                    BIO_printf(bio_out,"%02X%c",md[j],
                               (j+1 == (int)n)
                               ?'\n':':');
                }
            }
        }
    }

    out=BIO_new(BIO_s_file());
    if (out == NULL)
    {
        ERR_print_errors(bio_err);
        goto end;
    }

    if (outfile == NULL)
    {
        BIO_set_fp(out,stdout,BIO_NOCLOSE);
#ifdef VMS
        {
            BIO *tmpbio = BIO_new(BIO_f_linebuffer());
            out = BIO_push(tmpbio, out);
        }
#endif
    }
    else
    {
        if (BIO_write_filename(out,outfile) <= 0)
        {
            perror(outfile);
            goto end;
        }
    }

    if (text) X509_CRL_print(out, x);

    if (noout) goto end;

    if 	(outformat == FORMAT_ASN1)
        i=(int)i2d_X509_CRL_bio(out,x);
    else if (outformat == FORMAT_PEM)
        i=PEM_write_bio_X509_CRL(out,x);
    else
    {
        BIO_printf(bio_err,"bad output format specified for outfile\n");
        goto end;
    }
    if (!i) {
        BIO_printf(bio_err,"unable to write CRL\n");
        goto end;
    }
    ret=0;
end:
    BIO_free_all(out);
    BIO_free_all(bio_out);
    bio_out=NULL;
    X509_CRL_free(x);
    if(store) {
        X509_STORE_CTX_cleanup(&ctx);
        X509_STORE_free(store);
    }
    EXIT(ret);
}
Esempio n. 5
0
int ocsp_main(int argc, char **argv)
{
    BIO *acbio = NULL, *cbio = NULL, *derbio = NULL, *out = NULL;
    const EVP_MD *cert_id_md = NULL, *rsign_md = NULL;
    CA_DB *rdb = NULL;
    EVP_PKEY *key = NULL, *rkey = NULL;
    OCSP_BASICRESP *bs = NULL;
    OCSP_REQUEST *req = NULL;
    OCSP_RESPONSE *resp = NULL;
    STACK_OF(CONF_VALUE) *headers = NULL;
    STACK_OF(OCSP_CERTID) *ids = NULL;
    STACK_OF(OPENSSL_STRING) *reqnames = NULL;
    STACK_OF(X509) *sign_other = NULL, *verify_other = NULL, *rother = NULL;
    STACK_OF(X509) *issuers = NULL;
    X509 *issuer = NULL, *cert = NULL, *rca_cert = NULL;
    X509 *signer = NULL, *rsigner = NULL;
    X509_STORE *store = NULL;
    X509_VERIFY_PARAM *vpm = NULL;
    char *CAfile = NULL, *CApath = NULL, *header, *value;
    char *host = NULL, *port = NULL, *path = "/", *outfile = NULL;
    char *rca_filename = NULL, *reqin = NULL, *respin = NULL;
    char *reqout = NULL, *respout = NULL, *ridx_filename = NULL;
    char *rsignfile = NULL, *rkeyfile = NULL;
    char *sign_certfile = NULL, *verify_certfile = NULL, *rcertfile = NULL;
    char *signfile = NULL, *keyfile = NULL;
    char *thost = NULL, *tport = NULL, *tpath = NULL;
    int accept_count = -1, add_nonce = 1, noverify = 0, use_ssl = -1;
    int vpmtouched = 0, badsig = 0, i, ignore_err = 0, nmin = 0, ndays = -1;
    int req_text = 0, resp_text = 0, req_timeout = -1, ret = 1;
    long nsec = MAX_VALIDITY_PERIOD, maxage = -1;
    unsigned long sign_flags = 0, verify_flags = 0, rflags = 0;
    OPTION_CHOICE o;
    char *prog;

    reqnames = sk_OPENSSL_STRING_new_null();
    if (!reqnames)
        goto end;
    ids = sk_OCSP_CERTID_new_null();
    if (!ids)
        goto end;
    if ((vpm = X509_VERIFY_PARAM_new()) == NULL)
        return 1;

    prog = opt_init(argc, argv, ocsp_options);
    while ((o = opt_next()) != OPT_EOF) {
        switch (o) {
        case OPT_EOF:
        case OPT_ERR:
 opthelp:
            BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
            goto end;
        case OPT_HELP:
            ret = 0;
            opt_help(ocsp_options);
            goto end;
        case OPT_OUTFILE:
            outfile = opt_arg();
            break;
        case OPT_TIMEOUT:
            req_timeout = atoi(opt_arg());
            break;
        case OPT_URL:
            OPENSSL_free(thost);
            OPENSSL_free(tport);
            OPENSSL_free(tpath);
            if (!OCSP_parse_url(opt_arg(), &host, &port, &path, &use_ssl)) {
                BIO_printf(bio_err, "%s Error parsing URL\n", prog);
                goto end;
            }
            thost = host;
            tport = port;
            tpath = path;
            break;
        case OPT_HOST:
            host = opt_arg();
            break;
        case OPT_PORT:
            port = opt_arg();
            break;
        case OPT_IGNORE_ERR:
            ignore_err = 1;
            break;
        case OPT_NOVERIFY:
            noverify = 1;
            break;
        case OPT_NONCE:
            add_nonce = 2;
            break;
        case OPT_NO_NONCE:
            add_nonce = 0;
            break;
        case OPT_RESP_NO_CERTS:
            rflags |= OCSP_NOCERTS;
            break;
        case OPT_RESP_KEY_ID:
            rflags |= OCSP_RESPID_KEY;
            break;
        case OPT_NO_CERTS:
            sign_flags |= OCSP_NOCERTS;
            break;
        case OPT_NO_SIGNATURE_VERIFY:
            verify_flags |= OCSP_NOSIGS;
            break;
        case OPT_NO_CERT_VERIFY:
            verify_flags |= OCSP_NOVERIFY;
            break;
        case OPT_NO_CHAIN:
            verify_flags |= OCSP_NOCHAIN;
            break;
        case OPT_NO_CERT_CHECKS:
            verify_flags |= OCSP_NOCHECKS;
            break;
        case OPT_NO_EXPLICIT:
            verify_flags |= OCSP_NOEXPLICIT;
            break;
        case OPT_TRUST_OTHER:
            verify_flags |= OCSP_TRUSTOTHER;
            break;
        case OPT_NO_INTERN:
            verify_flags |= OCSP_NOINTERN;
            break;
        case OPT_BADSIG:
            badsig = 1;
            break;
        case OPT_TEXT:
            req_text = resp_text = 1;
            break;
        case OPT_REQ_TEXT:
            req_text = 1;
            break;
        case OPT_RESP_TEXT:
            resp_text = 1;
            break;
        case OPT_REQIN:
            reqin = opt_arg();
            break;
        case OPT_RESPIN:
            respin = opt_arg();
            break;
        case OPT_SIGNER:
            signfile = opt_arg();
            break;
        case OPT_VAFILE:
            verify_certfile = opt_arg();
            verify_flags |= OCSP_TRUSTOTHER;
            break;
        case OPT_SIGN_OTHER:
            sign_certfile = opt_arg();
            break;
        case OPT_VERIFY_OTHER:
            verify_certfile = opt_arg();
            break;
        case OPT_CAFILE:
            CAfile = opt_arg();
            break;
        case OPT_CAPATH:
            CApath = opt_arg();
            break;
        case OPT_V_CASES:
            if (!opt_verify(o, vpm))
                goto end;
            vpmtouched++;
            break;
        case OPT_VALIDITY_PERIOD:
            opt_long(opt_arg(), &nsec);
            break;
        case OPT_STATUS_AGE:
            opt_long(opt_arg(), &maxage);
            break;
        case OPT_SIGNKEY:
            keyfile = opt_arg();
            break;
        case OPT_REQOUT:
            reqout = opt_arg();
            break;
        case OPT_RESPOUT:
            respout = opt_arg();
            break;
        case OPT_PATH:
            path = opt_arg();
            break;
        case OPT_ISSUER:
            X509_free(issuer);
            issuer = load_cert(opt_arg(), FORMAT_PEM,
                               NULL, NULL, "issuer certificate");
            if (issuer == NULL)
                goto end;
            if ((issuers = sk_X509_new_null()) == NULL)
                goto end;
            sk_X509_push(issuers, issuer);
            break;
        case OPT_CERT:
            X509_free(cert);
            cert = load_cert(opt_arg(), FORMAT_PEM,
                             NULL, NULL, "certificate");
            if (cert == NULL)
                goto end;
            if (cert_id_md == NULL)
                cert_id_md = EVP_sha1();
            if (!add_ocsp_cert(&req, cert, cert_id_md, issuer, ids))
                goto end;
            if (!sk_OPENSSL_STRING_push(reqnames, opt_arg()))
                goto end;
            break;
        case OPT_SERIAL:
            if (cert_id_md == NULL)
                cert_id_md = EVP_sha1();
            if (!add_ocsp_serial(&req, opt_arg(), cert_id_md, issuer, ids))
                goto end;
            if (!sk_OPENSSL_STRING_push(reqnames, opt_arg()))
                goto end;
            break;
        case OPT_INDEX:
            ridx_filename = opt_arg();
            break;
        case OPT_CA:
            rca_filename = opt_arg();
            break;
        case OPT_NMIN:
            opt_int(opt_arg(), &nmin);
            if (ndays == -1)
                ndays = 0;
            break;
        case OPT_REQUEST:
            opt_int(opt_arg(), &accept_count);
            break;
        case OPT_NDAYS:
            ndays = atoi(opt_arg());
            break;
        case OPT_RSIGNER:
            rsignfile = opt_arg();
            break;
        case OPT_RKEY:
            rkeyfile = opt_arg();
            break;
        case OPT_ROTHER:
            rcertfile = opt_arg();
            break;
        case OPT_RMD:
            if (!opt_md(opt_arg(), &rsign_md))
                goto end;
            break;
        case OPT_HEADER:
            header = opt_arg();
            value = strchr(header, '=');
            if (value == NULL) {
                BIO_printf(bio_err, "Missing = in header key=value\n");
                goto opthelp;
            }
            *value++ = '\0';
            if (!X509V3_add_value(header, value, &headers))
                goto end;
            break;
        case OPT_MD:
            if (cert_id_md != NULL) {
                BIO_printf(bio_err,
                           "%s: Digest must be before -cert or -serial\n",
                           prog);
                goto opthelp;
            }
            if (!opt_md(opt_unknown(), &cert_id_md))
                goto opthelp;
            break;
        }
    }
    argc = opt_num_rest();
    argv = opt_rest();

    /* Have we anything to do? */
    if (!req && !reqin && !respin && !(port && ridx_filename))
        goto opthelp;

    out = bio_open_default(outfile, "w");
    if (out == NULL)
        goto end;

    if (!req && (add_nonce != 2))
        add_nonce = 0;

    if (!req && reqin) {
        derbio = bio_open_default(reqin, "rb");
        if (derbio == NULL)
            goto end;
        req = d2i_OCSP_REQUEST_bio(derbio, NULL);
        BIO_free(derbio);
        if (!req) {
            BIO_printf(bio_err, "Error reading OCSP request\n");
            goto end;
        }
    }

    if (!req && port) {
        acbio = init_responder(port);
        if (!acbio)
            goto end;
    }

    if (rsignfile && !rdb) {
        if (!rkeyfile)
            rkeyfile = rsignfile;
        rsigner = load_cert(rsignfile, FORMAT_PEM,
                            NULL, NULL, "responder certificate");
        if (!rsigner) {
            BIO_printf(bio_err, "Error loading responder certificate\n");
            goto end;
        }
        rca_cert = load_cert(rca_filename, FORMAT_PEM,
                             NULL, NULL, "CA certificate");
        if (rcertfile) {
            rother = load_certs(rcertfile, FORMAT_PEM,
                                NULL, NULL, "responder other certificates");
            if (!rother)
                goto end;
        }
        rkey = load_key(rkeyfile, FORMAT_PEM, 0, NULL, NULL,
                        "responder private key");
        if (!rkey)
            goto end;
    }
    if (acbio)
        BIO_printf(bio_err, "Waiting for OCSP client connections...\n");

 redo_accept:

    if (acbio) {
        if (!do_responder(&req, &cbio, acbio, port))
            goto end;
        if (!req) {
            resp =
                OCSP_response_create(OCSP_RESPONSE_STATUS_MALFORMEDREQUEST,
                                     NULL);
            send_ocsp_response(cbio, resp);
            goto done_resp;
        }
    }

    if (!req && (signfile || reqout || host || add_nonce || ridx_filename)) {
        BIO_printf(bio_err, "Need an OCSP request for this operation!\n");
        goto end;
    }

    if (req && add_nonce)
        OCSP_request_add1_nonce(req, NULL, -1);

    if (signfile) {
        if (!keyfile)
            keyfile = signfile;
        signer = load_cert(signfile, FORMAT_PEM,
                           NULL, NULL, "signer certificate");
        if (!signer) {
            BIO_printf(bio_err, "Error loading signer certificate\n");
            goto end;
        }
        if (sign_certfile) {
            sign_other = load_certs(sign_certfile, FORMAT_PEM,
                                    NULL, NULL, "signer certificates");
            if (!sign_other)
                goto end;
        }
        key = load_key(keyfile, FORMAT_PEM, 0, NULL, NULL,
                       "signer private key");
        if (!key)
            goto end;

        if (!OCSP_request_sign
            (req, signer, key, NULL, sign_other, sign_flags)) {
            BIO_printf(bio_err, "Error signing OCSP request\n");
            goto end;
        }
    }

    if (req_text && req)
        OCSP_REQUEST_print(out, req, 0);

    if (reqout) {
        derbio = bio_open_default(reqout, "wb");
        if (derbio == NULL)
            goto end;
        i2d_OCSP_REQUEST_bio(derbio, req);
        BIO_free(derbio);
    }

    if (ridx_filename && (!rkey || !rsigner || !rca_cert)) {
        BIO_printf(bio_err,
                   "Need a responder certificate, key and CA for this operation!\n");
        goto end;
    }

    if (ridx_filename && !rdb) {
        rdb = load_index(ridx_filename, NULL);
        if (!rdb)
            goto end;
        if (!index_index(rdb))
            goto end;
    }

    if (rdb) {
        make_ocsp_response(&resp, req, rdb, rca_cert, rsigner, rkey,
                               rsign_md, rother, rflags, nmin, ndays, badsig);
        if (cbio)
            send_ocsp_response(cbio, resp);
    } else if (host) {
# ifndef OPENSSL_NO_SOCK
        resp = process_responder(req, host, path,
                                 port, use_ssl, headers, req_timeout);
        if (!resp)
            goto end;
# else
        BIO_printf(bio_err,
                   "Error creating connect BIO - sockets not supported.\n");
        goto end;
# endif
    } else if (respin) {
        derbio = bio_open_default(respin, "rb");
        if (derbio == NULL)
            goto end;
        resp = d2i_OCSP_RESPONSE_bio(derbio, NULL);
        BIO_free(derbio);
        if (!resp) {
            BIO_printf(bio_err, "Error reading OCSP response\n");
            goto end;
        }
    } else {
        ret = 0;
        goto end;
    }

 done_resp:

    if (respout) {
        derbio = bio_open_default(respout, "wb");
        if (derbio == NULL)
            goto end;
        i2d_OCSP_RESPONSE_bio(derbio, resp);
        BIO_free(derbio);
    }

    i = OCSP_response_status(resp);
    if (i != OCSP_RESPONSE_STATUS_SUCCESSFUL) {
        BIO_printf(out, "Responder Error: %s (%d)\n",
                   OCSP_response_status_str(i), i);
        if (ignore_err)
            goto redo_accept;
        ret = 0;
        goto end;
    }

    if (resp_text)
        OCSP_RESPONSE_print(out, resp, 0);

    /* If running as responder don't verify our own response */
    if (cbio) {
        if (--accept_count <= 0) {
            ret = 0;
            goto end;
        }
        BIO_free_all(cbio);
        cbio = NULL;
        OCSP_REQUEST_free(req);
        req = NULL;
        OCSP_RESPONSE_free(resp);
        resp = NULL;
        goto redo_accept;
    }
    if (ridx_filename) {
        ret = 0;
        goto end;
    }

    if (!store) {
        store = setup_verify(CAfile, CApath);
        if (!store)
            goto end;
    }
    if (vpmtouched)
        X509_STORE_set1_param(store, vpm);
    if (verify_certfile) {
        verify_other = load_certs(verify_certfile, FORMAT_PEM,
                                  NULL, NULL, "validator certificate");
        if (!verify_other)
            goto end;
    }

    bs = OCSP_response_get1_basic(resp);
    if (!bs) {
        BIO_printf(bio_err, "Error parsing response\n");
        goto end;
    }

    ret = 0;

    if (!noverify) {
        if (req && ((i = OCSP_check_nonce(req, bs)) <= 0)) {
            if (i == -1)
                BIO_printf(bio_err, "WARNING: no nonce in response\n");
            else {
                BIO_printf(bio_err, "Nonce Verify error\n");
                ret = 1;
                goto end;
            }
        }

        i = OCSP_basic_verify(bs, verify_other, store, verify_flags);
        if (i <= 0 && issuers) {
            i = OCSP_basic_verify(bs, issuers, store, OCSP_TRUSTOTHER);
            if (i > 0)
                ERR_clear_error();
        }
        if (i <= 0) {
            BIO_printf(bio_err, "Response Verify Failure\n");
            ERR_print_errors(bio_err);
            ret = 1;
        } else
            BIO_printf(bio_err, "Response verify OK\n");

    }

    print_ocsp_summary(out, bs, req, reqnames, ids, nsec, maxage);

 end:
    ERR_print_errors(bio_err);
    X509_free(signer);
    X509_STORE_free(store);
    X509_VERIFY_PARAM_free(vpm);
    EVP_PKEY_free(key);
    EVP_PKEY_free(rkey);
    X509_free(cert);
    X509_free(rsigner);
    X509_free(rca_cert);
    free_index(rdb);
    BIO_free_all(cbio);
    BIO_free_all(acbio);
    BIO_free(out);
    OCSP_REQUEST_free(req);
    OCSP_RESPONSE_free(resp);
    OCSP_BASICRESP_free(bs);
    sk_OPENSSL_STRING_free(reqnames);
    sk_OCSP_CERTID_free(ids);
    sk_X509_pop_free(sign_other, X509_free);
    sk_X509_pop_free(verify_other, X509_free);
    sk_CONF_VALUE_pop_free(headers, X509V3_conf_free);
    OPENSSL_free(thost);
    OPENSSL_free(tport);
    OPENSSL_free(tpath);

    return (ret);
}
Esempio n. 6
0
static int verify_sig(char *sig, int sig_len, char *file, int (*byte_range)[2], int byte_range_len, char *ebuf, int ebufsize)
{
	PKCS7 *pk7sig = NULL;
	PKCS7 *pk7cert = NULL;
	X509_STORE *st = NULL;
	BIO *bsig = NULL;
	BIO *bcert = NULL;
	BIO *bdata = NULL;
	BIO *bsegs = NULL;
	STACK_OF(X509) *certs = NULL;
	int t;
	int res = 0;

	bsig = BIO_new_mem_buf(sig, sig_len);
	pk7sig = d2i_PKCS7_bio(bsig, NULL);
	if (pk7sig == NULL)
		goto exit;

	bdata = BIO_new(BIO_s_file());
	if (bdata == NULL)
		goto exit;
	BIO_read_filename(bdata, file);

	bsegs = BIO_new(BIO_f_segments());
	if (bsegs == NULL)
		goto exit;

	bsegs->next_bio = bdata;
	BIO_set_segments(bsegs, byte_range, byte_range_len);

	/* Find the certificates in the pk7 file */
	bcert = BIO_new_mem_buf(adobe_ca, sizeof(adobe_ca));
	pk7cert = d2i_PKCS7_bio(bcert, NULL);
	if (pk7cert == NULL)
		goto exit;

	t = OBJ_obj2nid(pk7cert->type);
	switch (t)
	{
	case NID_pkcs7_signed:
		certs = pk7cert->d.sign->cert;
		break;

	case NID_pkcs7_signedAndEnveloped:
		certs = pk7cert->d.sign->cert;
		break;

	default:
		break;
	}

	st = X509_STORE_new();
	if (st == NULL)
		goto exit;

	/* Add the certificates to the store */
	if (certs != NULL)
	{
		int i, n = sk_X509_num(certs);

		for (i = 0; i < n; i++)
		{
			X509 *c = sk_X509_value(certs, i);
			X509_STORE_add_cert(st, c);
		}
	}

	res = pk7_verify(st, pk7sig, bsegs, ebuf, ebufsize);

exit:
	BIO_free(bsig);
	BIO_free(bdata);
	BIO_free(bsegs);
	BIO_free(bcert);
	PKCS7_free(pk7sig);
	PKCS7_free(pk7cert);
	X509_STORE_free(st);

	return res;
}
Esempio n. 7
0
int
pkcs12_main(int argc, char **argv)
{
	ENGINE *e = NULL;
	char *infile = NULL, *outfile = NULL, *keyname = NULL;
	char *certfile = NULL;
	BIO *in = NULL, *out = NULL;
	char **args;
	char *name = NULL;
	char *csp_name = NULL;
	int add_lmk = 0;
	PKCS12 *p12 = NULL;
	char pass[50], macpass[50];
	int export_cert = 0;
	int options = 0;
	int chain = 0;
	int badarg = 0;
	int iter = PKCS12_DEFAULT_ITER;
	int maciter = PKCS12_DEFAULT_ITER;
	int twopass = 0;
	int keytype = 0;
	int cert_pbe;
	int key_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
	int ret = 1;
	int macver = 1;
	int noprompt = 0;
	STACK_OF(OPENSSL_STRING) * canames = NULL;
	char *cpass = NULL, *mpass = NULL;
	char *passargin = NULL, *passargout = NULL, *passarg = NULL;
	char *passin = NULL, *passout = NULL;
	char *inrand = NULL;
	char *macalg = NULL;
	char *CApath = NULL, *CAfile = NULL;
#ifndef OPENSSL_NO_ENGINE
	char *engine = NULL;
#endif

	signal(SIGPIPE, SIG_IGN);

	cert_pbe = NID_pbe_WithSHA1And40BitRC2_CBC;

	enc = EVP_des_ede3_cbc();
	if (bio_err == NULL)
		bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);

	if (!load_config(bio_err, NULL))
		goto end;

	args = argv + 1;


	while (*args) {
		if (*args[0] == '-') {
			if (!strcmp(*args, "-nokeys"))
				options |= NOKEYS;
			else if (!strcmp(*args, "-keyex"))
				keytype = KEY_EX;
			else if (!strcmp(*args, "-keysig"))
				keytype = KEY_SIG;
			else if (!strcmp(*args, "-nocerts"))
				options |= NOCERTS;
			else if (!strcmp(*args, "-clcerts"))
				options |= CLCERTS;
			else if (!strcmp(*args, "-cacerts"))
				options |= CACERTS;
			else if (!strcmp(*args, "-noout"))
				options |= (NOKEYS | NOCERTS);
			else if (!strcmp(*args, "-info"))
				options |= INFO;
			else if (!strcmp(*args, "-chain"))
				chain = 1;
			else if (!strcmp(*args, "-twopass"))
				twopass = 1;
			else if (!strcmp(*args, "-nomacver"))
				macver = 0;
			else if (!strcmp(*args, "-descert"))
				cert_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
			else if (!strcmp(*args, "-export"))
				export_cert = 1;
			else if (!strcmp(*args, "-des"))
				enc = EVP_des_cbc();
			else if (!strcmp(*args, "-des3"))
				enc = EVP_des_ede3_cbc();
#ifndef OPENSSL_NO_IDEA
			else if (!strcmp(*args, "-idea"))
				enc = EVP_idea_cbc();
#endif
#ifndef OPENSSL_NO_SEED
			else if (!strcmp(*args, "-seed"))
				enc = EVP_seed_cbc();
#endif
#ifndef OPENSSL_NO_AES
			else if (!strcmp(*args, "-aes128"))
				enc = EVP_aes_128_cbc();
			else if (!strcmp(*args, "-aes192"))
				enc = EVP_aes_192_cbc();
			else if (!strcmp(*args, "-aes256"))
				enc = EVP_aes_256_cbc();
#endif
#ifndef OPENSSL_NO_CAMELLIA
			else if (!strcmp(*args, "-camellia128"))
				enc = EVP_camellia_128_cbc();
			else if (!strcmp(*args, "-camellia192"))
				enc = EVP_camellia_192_cbc();
			else if (!strcmp(*args, "-camellia256"))
				enc = EVP_camellia_256_cbc();
#endif
			else if (!strcmp(*args, "-noiter"))
				iter = 1;
			else if (!strcmp(*args, "-maciter"))
				maciter = PKCS12_DEFAULT_ITER;
			else if (!strcmp(*args, "-nomaciter"))
				maciter = 1;
			else if (!strcmp(*args, "-nomac"))
				maciter = -1;
			else if (!strcmp(*args, "-macalg"))
				if (args[1]) {
					args++;
					macalg = *args;
				} else
					badarg = 1;
			else if (!strcmp(*args, "-nodes"))
				enc = NULL;
			else if (!strcmp(*args, "-certpbe")) {
				if (!set_pbe(bio_err, &cert_pbe, *++args))
					badarg = 1;
			} else if (!strcmp(*args, "-keypbe")) {
				if (!set_pbe(bio_err, &key_pbe, *++args))
					badarg = 1;
			} else if (!strcmp(*args, "-rand")) {
				if (args[1]) {
					args++;
					inrand = *args;
				} else
					badarg = 1;
			} else if (!strcmp(*args, "-inkey")) {
				if (args[1]) {
					args++;
					keyname = *args;
				} else
					badarg = 1;
			} else if (!strcmp(*args, "-certfile")) {
				if (args[1]) {
					args++;
					certfile = *args;
				} else
					badarg = 1;
			} else if (!strcmp(*args, "-name")) {
				if (args[1]) {
					args++;
					name = *args;
				} else
					badarg = 1;
			} else if (!strcmp(*args, "-LMK"))
				add_lmk = 1;
			else if (!strcmp(*args, "-CSP")) {
				if (args[1]) {
					args++;
					csp_name = *args;
				} else
					badarg = 1;
			} else if (!strcmp(*args, "-caname")) {
				if (args[1]) {
					args++;
					if (!canames)
						canames = sk_OPENSSL_STRING_new_null();
					sk_OPENSSL_STRING_push(canames, *args);
				} else
					badarg = 1;
			} else if (!strcmp(*args, "-in")) {
				if (args[1]) {
					args++;
					infile = *args;
				} else
					badarg = 1;
			} else if (!strcmp(*args, "-out")) {
				if (args[1]) {
					args++;
					outfile = *args;
				} else
					badarg = 1;
			} else if (!strcmp(*args, "-passin")) {
				if (args[1]) {
					args++;
					passargin = *args;
				} else
					badarg = 1;
			} else if (!strcmp(*args, "-passout")) {
				if (args[1]) {
					args++;
					passargout = *args;
				} else
					badarg = 1;
			} else if (!strcmp(*args, "-password")) {
				if (args[1]) {
					args++;
					passarg = *args;
					noprompt = 1;
				} else
					badarg = 1;
			} else if (!strcmp(*args, "-CApath")) {
				if (args[1]) {
					args++;
					CApath = *args;
				} else
					badarg = 1;
			} else if (!strcmp(*args, "-CAfile")) {
				if (args[1]) {
					args++;
					CAfile = *args;
				} else
					badarg = 1;
#ifndef OPENSSL_NO_ENGINE
			} else if (!strcmp(*args, "-engine")) {
				if (args[1]) {
					args++;
					engine = *args;
				} else
					badarg = 1;
#endif
			} else
				badarg = 1;

		} else
			badarg = 1;
		args++;
	}

	if (badarg) {
		BIO_printf(bio_err, "Usage: pkcs12 [options]\n");
		BIO_printf(bio_err, "where options are\n");
		BIO_printf(bio_err, "-export       output PKCS12 file\n");
		BIO_printf(bio_err, "-chain        add certificate chain\n");
		BIO_printf(bio_err, "-inkey file   private key if not infile\n");
		BIO_printf(bio_err, "-certfile f   add all certs in f\n");
		BIO_printf(bio_err, "-CApath arg   - PEM format directory of CA's\n");
		BIO_printf(bio_err, "-CAfile arg   - PEM format file of CA's\n");
		BIO_printf(bio_err, "-name \"name\"  use name as friendly name\n");
		BIO_printf(bio_err, "-caname \"nm\"  use nm as CA friendly name (can be used more than once).\n");
		BIO_printf(bio_err, "-in  infile   input filename\n");
		BIO_printf(bio_err, "-out outfile  output filename\n");
		BIO_printf(bio_err, "-noout        don't output anything, just verify.\n");
		BIO_printf(bio_err, "-nomacver     don't verify MAC.\n");
		BIO_printf(bio_err, "-nocerts      don't output certificates.\n");
		BIO_printf(bio_err, "-clcerts      only output client certificates.\n");
		BIO_printf(bio_err, "-cacerts      only output CA certificates.\n");
		BIO_printf(bio_err, "-nokeys       don't output private keys.\n");
		BIO_printf(bio_err, "-info         give info about PKCS#12 structure.\n");
		BIO_printf(bio_err, "-des          encrypt private keys with DES\n");
		BIO_printf(bio_err, "-des3         encrypt private keys with triple DES (default)\n");
#ifndef OPENSSL_NO_IDEA
		BIO_printf(bio_err, "-idea         encrypt private keys with idea\n");
#endif
#ifndef OPENSSL_NO_SEED
		BIO_printf(bio_err, "-seed         encrypt private keys with seed\n");
#endif
#ifndef OPENSSL_NO_AES
		BIO_printf(bio_err, "-aes128, -aes192, -aes256\n");
		BIO_printf(bio_err, "              encrypt PEM output with cbc aes\n");
#endif
#ifndef OPENSSL_NO_CAMELLIA
		BIO_printf(bio_err, "-camellia128, -camellia192, -camellia256\n");
		BIO_printf(bio_err, "              encrypt PEM output with cbc camellia\n");
#endif
		BIO_printf(bio_err, "-nodes        don't encrypt private keys\n");
		BIO_printf(bio_err, "-noiter       don't use encryption iteration\n");
		BIO_printf(bio_err, "-nomaciter    don't use MAC iteration\n");
		BIO_printf(bio_err, "-maciter      use MAC iteration\n");
		BIO_printf(bio_err, "-nomac        don't generate MAC\n");
		BIO_printf(bio_err, "-twopass      separate MAC, encryption passwords\n");
		BIO_printf(bio_err, "-descert      encrypt PKCS#12 certificates with triple DES (default RC2-40)\n");
		BIO_printf(bio_err, "-certpbe alg  specify certificate PBE algorithm (default RC2-40)\n");
		BIO_printf(bio_err, "-keypbe alg   specify private key PBE algorithm (default 3DES)\n");
		BIO_printf(bio_err, "-macalg alg   digest algorithm used in MAC (default SHA1)\n");
		BIO_printf(bio_err, "-keyex        set MS key exchange type\n");
		BIO_printf(bio_err, "-keysig       set MS key signature type\n");
		BIO_printf(bio_err, "-password p   set import/export password source\n");
		BIO_printf(bio_err, "-passin p     input file pass phrase source\n");
		BIO_printf(bio_err, "-passout p    output file pass phrase source\n");
#ifndef OPENSSL_NO_ENGINE
		BIO_printf(bio_err, "-engine e     use engine e, possibly a hardware device.\n");
#endif
		BIO_printf(bio_err, "-rand file:file:...\n");
		BIO_printf(bio_err, "              load the file (or the files in the directory) into\n");
		BIO_printf(bio_err, "              the random number generator\n");
		BIO_printf(bio_err, "-CSP name     Microsoft CSP name\n");
		BIO_printf(bio_err, "-LMK          Add local machine keyset attribute to private key\n");
		goto end;
	}
#ifndef OPENSSL_NO_ENGINE
	e = setup_engine(bio_err, engine, 0);
#endif

	if (passarg) {
		if (export_cert)
			passargout = passarg;
		else
			passargin = passarg;
	}
	if (!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
		BIO_printf(bio_err, "Error getting passwords\n");
		goto end;
	}
	if (!cpass) {
		if (export_cert)
			cpass = passout;
		else
			cpass = passin;
	}
	if (cpass) {
		mpass = cpass;
		noprompt = 1;
	} else {
		cpass = pass;
		mpass = macpass;
	}

	ERR_load_crypto_strings();

#ifdef CRYPTO_MDEBUG
	CRYPTO_push_info("read files");
#endif

	if (!infile)
		in = BIO_new_fp(stdin, BIO_NOCLOSE);
	else
		in = BIO_new_file(infile, "rb");
	if (!in) {
		BIO_printf(bio_err, "Error opening input file %s\n",
		    infile ? infile : "<stdin>");
		perror(infile);
		goto end;
	}
#ifdef CRYPTO_MDEBUG
	CRYPTO_pop_info();
	CRYPTO_push_info("write files");
#endif

	if (!outfile) {
		out = BIO_new_fp(stdout, BIO_NOCLOSE);
	} else
		out = BIO_new_file(outfile, "wb");
	if (!out) {
		BIO_printf(bio_err, "Error opening output file %s\n",
		    outfile ? outfile : "<stdout>");
		perror(outfile);
		goto end;
	}
	if (twopass) {
#ifdef CRYPTO_MDEBUG
		CRYPTO_push_info("read MAC password");
#endif
		if (EVP_read_pw_string(macpass, sizeof macpass, "Enter MAC Password:"******"Can't read Password\n");
			goto end;
		}
#ifdef CRYPTO_MDEBUG
		CRYPTO_pop_info();
#endif
	}
	if (export_cert) {
		EVP_PKEY *key = NULL;
		X509 *ucert = NULL, *x = NULL;
		STACK_OF(X509) * certs = NULL;
		const EVP_MD *macmd = NULL;
		unsigned char *catmp = NULL;
		int i;

		if ((options & (NOCERTS | NOKEYS)) == (NOCERTS | NOKEYS)) {
			BIO_printf(bio_err, "Nothing to do!\n");
			goto export_end;
		}
		if (options & NOCERTS)
			chain = 0;

#ifdef CRYPTO_MDEBUG
		CRYPTO_push_info("process -export_cert");
		CRYPTO_push_info("reading private key");
#endif
		if (!(options & NOKEYS)) {
			key = load_key(bio_err, keyname ? keyname : infile,
			    FORMAT_PEM, 1, passin, e, "private key");
			if (!key)
				goto export_end;
		}
#ifdef CRYPTO_MDEBUG
		CRYPTO_pop_info();
		CRYPTO_push_info("reading certs from input");
#endif

		/* Load in all certs in input file */
		if (!(options & NOCERTS)) {
			certs = load_certs(bio_err, infile, FORMAT_PEM, NULL, e,
			    "certificates");
			if (!certs)
				goto export_end;

			if (key) {
				/* Look for matching private key */
				for (i = 0; i < sk_X509_num(certs); i++) {
					x = sk_X509_value(certs, i);
					if (X509_check_private_key(x, key)) {
						ucert = x;
						/* Zero keyid and alias */
						X509_keyid_set1(ucert, NULL, 0);
						X509_alias_set1(ucert, NULL, 0);
						/* Remove from list */
						(void) sk_X509_delete(certs, i);
						break;
					}
				}
				if (!ucert) {
					BIO_printf(bio_err, "No certificate matches private key\n");
					goto export_end;
				}
			}
		}
#ifdef CRYPTO_MDEBUG
		CRYPTO_pop_info();
		CRYPTO_push_info("reading certs from input 2");
#endif

		/* Add any more certificates asked for */
		if (certfile) {
			STACK_OF(X509) * morecerts = NULL;
			if (!(morecerts = load_certs(bio_err, certfile, FORMAT_PEM,
				    NULL, e,
				    "certificates from certfile")))
				goto export_end;
			while (sk_X509_num(morecerts) > 0)
				sk_X509_push(certs, sk_X509_shift(morecerts));
			sk_X509_free(morecerts);
		}
#ifdef CRYPTO_MDEBUG
		CRYPTO_pop_info();
		CRYPTO_push_info("reading certs from certfile");
#endif

#ifdef CRYPTO_MDEBUG
		CRYPTO_pop_info();
		CRYPTO_push_info("building chain");
#endif

		/* If chaining get chain from user cert */
		if (chain) {
			int vret;
			STACK_OF(X509) * chain2;
			X509_STORE *store = X509_STORE_new();
			if (!store) {
				BIO_printf(bio_err, "Memory allocation error\n");
				goto export_end;
			}
			if (!X509_STORE_load_locations(store, CAfile, CApath))
				X509_STORE_set_default_paths(store);

			vret = get_cert_chain(ucert, store, &chain2);
			X509_STORE_free(store);

			if (!vret) {
				/* Exclude verified certificate */
				for (i = 1; i < sk_X509_num(chain2); i++)
					sk_X509_push(certs, sk_X509_value(chain2, i));
				/* Free first certificate */
				X509_free(sk_X509_value(chain2, 0));
				sk_X509_free(chain2);
			} else {
				if (vret >= 0)
					BIO_printf(bio_err, "Error %s getting chain.\n",
					    X509_verify_cert_error_string(vret));
				else
					ERR_print_errors(bio_err);
				goto export_end;
			}
		}
		/* Add any CA names */

		for (i = 0; i < sk_OPENSSL_STRING_num(canames); i++) {
			catmp = (unsigned char *) sk_OPENSSL_STRING_value(canames, i);
			X509_alias_set1(sk_X509_value(certs, i), catmp, -1);
		}

		if (csp_name && key)
			EVP_PKEY_add1_attr_by_NID(key, NID_ms_csp_name,
			    MBSTRING_ASC, (unsigned char *) csp_name, -1);

		if (add_lmk && key)
			EVP_PKEY_add1_attr_by_NID(key, NID_LocalKeySet, 0, NULL, -1);

#ifdef CRYPTO_MDEBUG
		CRYPTO_pop_info();
		CRYPTO_push_info("reading password");
#endif

		if (!noprompt &&
		    EVP_read_pw_string(pass, sizeof pass, "Enter Export Password:"******"Can't read Password\n");
			goto export_end;
		}
		if (!twopass)
			strlcpy(macpass, pass, sizeof macpass);

#ifdef CRYPTO_MDEBUG
		CRYPTO_pop_info();
		CRYPTO_push_info("creating PKCS#12 structure");
#endif

		p12 = PKCS12_create(cpass, name, key, ucert, certs,
		    key_pbe, cert_pbe, iter, -1, keytype);

		if (!p12) {
			ERR_print_errors(bio_err);
			goto export_end;
		}
		if (macalg) {
			macmd = EVP_get_digestbyname(macalg);
			if (!macmd) {
				BIO_printf(bio_err, "Unknown digest algorithm %s\n",
				    macalg);
			}
		}
		if (maciter != -1)
			PKCS12_set_mac(p12, mpass, -1, NULL, 0, maciter, macmd);

#ifdef CRYPTO_MDEBUG
		CRYPTO_pop_info();
		CRYPTO_push_info("writing pkcs12");
#endif

		i2d_PKCS12_bio(out, p12);

		ret = 0;

export_end:
#ifdef CRYPTO_MDEBUG
		CRYPTO_pop_info();
		CRYPTO_pop_info();
		CRYPTO_push_info("process -export_cert: freeing");
#endif

		if (key)
			EVP_PKEY_free(key);
		if (certs)
			sk_X509_pop_free(certs, X509_free);
		if (ucert)
			X509_free(ucert);

#ifdef CRYPTO_MDEBUG
		CRYPTO_pop_info();
#endif
		goto end;

	}
	if (!(p12 = d2i_PKCS12_bio(in, NULL))) {
		ERR_print_errors(bio_err);
		goto end;
	}
#ifdef CRYPTO_MDEBUG
	CRYPTO_push_info("read import password");
#endif
	if (!noprompt && EVP_read_pw_string(pass, sizeof pass, "Enter Import Password:"******"Can't read Password\n");
		goto end;
	}
#ifdef CRYPTO_MDEBUG
	CRYPTO_pop_info();
#endif

	if (!twopass)
		strlcpy(macpass, pass, sizeof macpass);

	if ((options & INFO) && p12->mac)
		BIO_printf(bio_err, "MAC Iteration %ld\n", p12->mac->iter ? ASN1_INTEGER_get(p12->mac->iter) : 1);
	if (macver) {
#ifdef CRYPTO_MDEBUG
		CRYPTO_push_info("verify MAC");
#endif
		/* If we enter empty password try no password first */
		if (!mpass[0] && PKCS12_verify_mac(p12, NULL, 0)) {
			/* If mac and crypto pass the same set it to NULL too */
			if (!twopass)
				cpass = NULL;
		} else if (!PKCS12_verify_mac(p12, mpass, -1)) {
			BIO_printf(bio_err, "Mac verify error: invalid password?\n");
			ERR_print_errors(bio_err);
			goto end;
		}
		BIO_printf(bio_err, "MAC verified OK\n");
#ifdef CRYPTO_MDEBUG
		CRYPTO_pop_info();
#endif
	}
#ifdef CRYPTO_MDEBUG
	CRYPTO_push_info("output keys and certificates");
#endif
	if (!dump_certs_keys_p12(out, p12, cpass, -1, options, passout)) {
		BIO_printf(bio_err, "Error outputting keys and certificates\n");
		ERR_print_errors(bio_err);
		goto end;
	}
#ifdef CRYPTO_MDEBUG
	CRYPTO_pop_info();
#endif
	ret = 0;
end:
	if (p12)
		PKCS12_free(p12);
#ifdef CRYPTO_MDEBUG
	CRYPTO_remove_all_info();
#endif
	BIO_free(in);
	BIO_free_all(out);
	if (canames)
		sk_OPENSSL_STRING_free(canames);
	if (passin)
		free(passin);
	if (passout)
		free(passout);
	
	return (ret);
}
Esempio n. 8
0
int
smime_main(int argc, char **argv)
{
	ENGINE *e = NULL;
	int operation = 0;
	int ret = 0;
	char **args;
	const char *inmode = "r", *outmode = "w";
	char *infile = NULL, *outfile = NULL;
	char *signerfile = NULL, *recipfile = NULL;
	STACK_OF(OPENSSL_STRING) * sksigners = NULL, *skkeys = NULL;
	char *certfile = NULL, *keyfile = NULL, *contfile = NULL;
	const EVP_CIPHER *cipher = NULL;
	PKCS7 *p7 = NULL;
	X509_STORE *store = NULL;
	X509 *cert = NULL, *recip = NULL, *signer = NULL;
	EVP_PKEY *key = NULL;
	STACK_OF(X509) * encerts = NULL, *other = NULL;
	BIO *in = NULL, *out = NULL, *indata = NULL;
	int badarg = 0;
	int flags = PKCS7_DETACHED;
	char *to = NULL, *from = NULL, *subject = NULL;
	char *CAfile = NULL, *CApath = NULL;
	char *passargin = NULL, *passin = NULL;
	int indef = 0;
	const EVP_MD *sign_md = NULL;
	int informat = FORMAT_SMIME, outformat = FORMAT_SMIME;
	int keyform = FORMAT_PEM;
#ifndef OPENSSL_NO_ENGINE
	char *engine = NULL;
#endif

	X509_VERIFY_PARAM *vpm = NULL;

	args = argv + 1;
	ret = 1;

	while (!badarg && *args && *args[0] == '-') {
		if (!strcmp(*args, "-encrypt"))
			operation = SMIME_ENCRYPT;
		else if (!strcmp(*args, "-decrypt"))
			operation = SMIME_DECRYPT;
		else if (!strcmp(*args, "-sign"))
			operation = SMIME_SIGN;
		else if (!strcmp(*args, "-resign"))
			operation = SMIME_RESIGN;
		else if (!strcmp(*args, "-verify"))
			operation = SMIME_VERIFY;
		else if (!strcmp(*args, "-pk7out"))
			operation = SMIME_PK7OUT;
#ifndef OPENSSL_NO_DES
		else if (!strcmp(*args, "-des3"))
			cipher = EVP_des_ede3_cbc();
		else if (!strcmp(*args, "-des"))
			cipher = EVP_des_cbc();
#endif
#ifndef OPENSSL_NO_RC2
		else if (!strcmp(*args, "-rc2-40"))
			cipher = EVP_rc2_40_cbc();
		else if (!strcmp(*args, "-rc2-128"))
			cipher = EVP_rc2_cbc();
		else if (!strcmp(*args, "-rc2-64"))
			cipher = EVP_rc2_64_cbc();
#endif
#ifndef OPENSSL_NO_AES
		else if (!strcmp(*args, "-aes128"))
			cipher = EVP_aes_128_cbc();
		else if (!strcmp(*args, "-aes192"))
			cipher = EVP_aes_192_cbc();
		else if (!strcmp(*args, "-aes256"))
			cipher = EVP_aes_256_cbc();
#endif
#ifndef OPENSSL_NO_CAMELLIA
		else if (!strcmp(*args, "-camellia128"))
			cipher = EVP_camellia_128_cbc();
		else if (!strcmp(*args, "-camellia192"))
			cipher = EVP_camellia_192_cbc();
		else if (!strcmp(*args, "-camellia256"))
			cipher = EVP_camellia_256_cbc();
#endif
		else if (!strcmp(*args, "-text"))
			flags |= PKCS7_TEXT;
		else if (!strcmp(*args, "-nointern"))
			flags |= PKCS7_NOINTERN;
		else if (!strcmp(*args, "-noverify"))
			flags |= PKCS7_NOVERIFY;
		else if (!strcmp(*args, "-nochain"))
			flags |= PKCS7_NOCHAIN;
		else if (!strcmp(*args, "-nocerts"))
			flags |= PKCS7_NOCERTS;
		else if (!strcmp(*args, "-noattr"))
			flags |= PKCS7_NOATTR;
		else if (!strcmp(*args, "-nodetach"))
			flags &= ~PKCS7_DETACHED;
		else if (!strcmp(*args, "-nosmimecap"))
			flags |= PKCS7_NOSMIMECAP;
		else if (!strcmp(*args, "-binary"))
			flags |= PKCS7_BINARY;
		else if (!strcmp(*args, "-nosigs"))
			flags |= PKCS7_NOSIGS;
		else if (!strcmp(*args, "-stream"))
			indef = 1;
		else if (!strcmp(*args, "-indef"))
			indef = 1;
		else if (!strcmp(*args, "-noindef"))
			indef = 0;
		else if (!strcmp(*args, "-nooldmime"))
			flags |= PKCS7_NOOLDMIMETYPE;
		else if (!strcmp(*args, "-crlfeol"))
			flags |= PKCS7_CRLFEOL;
#ifndef OPENSSL_NO_ENGINE
		else if (!strcmp(*args, "-engine")) {
			if (!args[1])
				goto argerr;
			engine = *++args;
		}
#endif
		else if (!strcmp(*args, "-passin")) {
			if (!args[1])
				goto argerr;
			passargin = *++args;
		} else if (!strcmp(*args, "-to")) {
			if (!args[1])
				goto argerr;
			to = *++args;
		} else if (!strcmp(*args, "-from")) {
			if (!args[1])
				goto argerr;
			from = *++args;
		} else if (!strcmp(*args, "-subject")) {
			if (!args[1])
				goto argerr;
			subject = *++args;
		} else if (!strcmp(*args, "-signer")) {
			if (!args[1])
				goto argerr;
			/* If previous -signer argument add signer to list */

			if (signerfile) {
				if (!sksigners)
					sksigners = sk_OPENSSL_STRING_new_null();
				sk_OPENSSL_STRING_push(sksigners, signerfile);
				if (!keyfile)
					keyfile = signerfile;
				if (!skkeys)
					skkeys = sk_OPENSSL_STRING_new_null();
				sk_OPENSSL_STRING_push(skkeys, keyfile);
				keyfile = NULL;
			}
			signerfile = *++args;
		} else if (!strcmp(*args, "-recip")) {
			if (!args[1])
				goto argerr;
			recipfile = *++args;
		} else if (!strcmp(*args, "-md")) {
			if (!args[1])
				goto argerr;
			sign_md = EVP_get_digestbyname(*++args);
			if (sign_md == NULL) {
				BIO_printf(bio_err, "Unknown digest %s\n",
				    *args);
				goto argerr;
			}
		} else if (!strcmp(*args, "-inkey")) {
			if (!args[1])
				goto argerr;
			/* If previous -inkey arument add signer to list */
			if (keyfile) {
				if (!signerfile) {
					BIO_puts(bio_err, "Illegal -inkey without -signer\n");
					goto argerr;
				}
				if (!sksigners)
					sksigners = sk_OPENSSL_STRING_new_null();
				sk_OPENSSL_STRING_push(sksigners, signerfile);
				signerfile = NULL;
				if (!skkeys)
					skkeys = sk_OPENSSL_STRING_new_null();
				sk_OPENSSL_STRING_push(skkeys, keyfile);
			}
			keyfile = *++args;
		} else if (!strcmp(*args, "-keyform")) {
			if (!args[1])
				goto argerr;
			keyform = str2fmt(*++args);
		} else if (!strcmp(*args, "-certfile")) {
			if (!args[1])
				goto argerr;
			certfile = *++args;
		} else if (!strcmp(*args, "-CAfile")) {
			if (!args[1])
				goto argerr;
			CAfile = *++args;
		} else if (!strcmp(*args, "-CApath")) {
			if (!args[1])
				goto argerr;
			CApath = *++args;
		} else if (!strcmp(*args, "-in")) {
			if (!args[1])
				goto argerr;
			infile = *++args;
		} else if (!strcmp(*args, "-inform")) {
			if (!args[1])
				goto argerr;
			informat = str2fmt(*++args);
		} else if (!strcmp(*args, "-outform")) {
			if (!args[1])
				goto argerr;
			outformat = str2fmt(*++args);
		} else if (!strcmp(*args, "-out")) {
			if (!args[1])
				goto argerr;
			outfile = *++args;
		} else if (!strcmp(*args, "-content")) {
			if (!args[1])
				goto argerr;
			contfile = *++args;
		} else if (args_verify(&args, NULL, &badarg, bio_err, &vpm))
			continue;
		else if ((cipher = EVP_get_cipherbyname(*args + 1)) == NULL)
			badarg = 1;
		args++;
	}

	if (!(operation & SMIME_SIGNERS) && (skkeys || sksigners)) {
		BIO_puts(bio_err, "Multiple signers or keys not allowed\n");
		goto argerr;
	}
	if (operation & SMIME_SIGNERS) {
		/* Check to see if any final signer needs to be appended */
		if (keyfile && !signerfile) {
			BIO_puts(bio_err, "Illegal -inkey without -signer\n");
			goto argerr;
		}
		if (signerfile) {
			if (!sksigners)
				sksigners = sk_OPENSSL_STRING_new_null();
			sk_OPENSSL_STRING_push(sksigners, signerfile);
			if (!skkeys)
				skkeys = sk_OPENSSL_STRING_new_null();
			if (!keyfile)
				keyfile = signerfile;
			sk_OPENSSL_STRING_push(skkeys, keyfile);
		}
		if (!sksigners) {
			BIO_printf(bio_err, "No signer certificate specified\n");
			badarg = 1;
		}
		signerfile = NULL;
		keyfile = NULL;
	} else if (operation == SMIME_DECRYPT) {
		if (!recipfile && !keyfile) {
			BIO_printf(bio_err, "No recipient certificate or key specified\n");
			badarg = 1;
		}
	} else if (operation == SMIME_ENCRYPT) {
		if (!*args) {
			BIO_printf(bio_err, "No recipient(s) certificate(s) specified\n");
			badarg = 1;
		}
	} else if (!operation)
		badarg = 1;

	if (badarg) {
argerr:
		BIO_printf(bio_err, "Usage smime [options] cert.pem ...\n");
		BIO_printf(bio_err, "where options are\n");
		BIO_printf(bio_err, "-encrypt       encrypt message\n");
		BIO_printf(bio_err, "-decrypt       decrypt encrypted message\n");
		BIO_printf(bio_err, "-sign          sign message\n");
		BIO_printf(bio_err, "-verify        verify signed message\n");
		BIO_printf(bio_err, "-pk7out        output PKCS#7 structure\n");
#ifndef OPENSSL_NO_DES
		BIO_printf(bio_err, "-des3          encrypt with triple DES\n");
		BIO_printf(bio_err, "-des           encrypt with DES\n");
#endif
#ifndef OPENSSL_NO_RC2
		BIO_printf(bio_err, "-rc2-40        encrypt with RC2-40 (default)\n");
		BIO_printf(bio_err, "-rc2-64        encrypt with RC2-64\n");
		BIO_printf(bio_err, "-rc2-128       encrypt with RC2-128\n");
#endif
#ifndef OPENSSL_NO_AES
		BIO_printf(bio_err, "-aes128, -aes192, -aes256\n");
		BIO_printf(bio_err, "               encrypt PEM output with cbc aes\n");
#endif
#ifndef OPENSSL_NO_CAMELLIA
		BIO_printf(bio_err, "-camellia128, -camellia192, -camellia256\n");
		BIO_printf(bio_err, "               encrypt PEM output with cbc camellia\n");
#endif
		BIO_printf(bio_err, "-nointern      don't search certificates in message for signer\n");
		BIO_printf(bio_err, "-nosigs        don't verify message signature\n");
		BIO_printf(bio_err, "-noverify      don't verify signers certificate\n");
		BIO_printf(bio_err, "-nocerts       don't include signers certificate when signing\n");
		BIO_printf(bio_err, "-nodetach      use opaque signing\n");
		BIO_printf(bio_err, "-noattr        don't include any signed attributes\n");
		BIO_printf(bio_err, "-binary        don't translate message to text\n");
		BIO_printf(bio_err, "-certfile file other certificates file\n");
		BIO_printf(bio_err, "-signer file   signer certificate file\n");
		BIO_printf(bio_err, "-recip  file   recipient certificate file for decryption\n");
		BIO_printf(bio_err, "-in file       input file\n");
		BIO_printf(bio_err, "-inform arg    input format SMIME (default), PEM or DER\n");
		BIO_printf(bio_err, "-inkey file    input private key (if not signer or recipient)\n");
		BIO_printf(bio_err, "-keyform arg   input private key format (PEM or ENGINE)\n");
		BIO_printf(bio_err, "-out file      output file\n");
		BIO_printf(bio_err, "-outform arg   output format SMIME (default), PEM or DER\n");
		BIO_printf(bio_err, "-content file  supply or override content for detached signature\n");
		BIO_printf(bio_err, "-to addr       to address\n");
		BIO_printf(bio_err, "-from ad       from address\n");
		BIO_printf(bio_err, "-subject s     subject\n");
		BIO_printf(bio_err, "-text          include or delete text MIME headers\n");
		BIO_printf(bio_err, "-CApath dir    trusted certificates directory\n");
		BIO_printf(bio_err, "-CAfile file   trusted certificates file\n");
		BIO_printf(bio_err, "-crl_check     check revocation status of signer's certificate using CRLs\n");
		BIO_printf(bio_err, "-crl_check_all check revocation status of signer's certificate chain using CRLs\n");
#ifndef OPENSSL_NO_ENGINE
		BIO_printf(bio_err, "-engine e      use engine e, possibly a hardware device.\n");
#endif
		BIO_printf(bio_err, "-passin arg    input file pass phrase source\n");
		BIO_printf(bio_err, "cert.pem       recipient certificate(s) for encryption\n");
		goto end;
	}
#ifndef OPENSSL_NO_ENGINE
	e = setup_engine(bio_err, engine, 0);
#endif

	if (!app_passwd(bio_err, passargin, NULL, &passin, NULL)) {
		BIO_printf(bio_err, "Error getting password\n");
		goto end;
	}
	ret = 2;

	if (!(operation & SMIME_SIGNERS))
		flags &= ~PKCS7_DETACHED;

	if (operation & SMIME_OP) {
		if (outformat == FORMAT_ASN1)
			outmode = "wb";
	} else {
		if (flags & PKCS7_BINARY)
			outmode = "wb";
	}

	if (operation & SMIME_IP) {
		if (informat == FORMAT_ASN1)
			inmode = "rb";
	} else {
		if (flags & PKCS7_BINARY)
			inmode = "rb";
	}

	if (operation == SMIME_ENCRYPT) {
		if (!cipher) {
#ifndef OPENSSL_NO_RC2
			cipher = EVP_rc2_40_cbc();
#else
			BIO_printf(bio_err, "No cipher selected\n");
			goto end;
#endif
		}
		encerts = sk_X509_new_null();
		while (*args) {
			if (!(cert = load_cert(bio_err, *args, FORMAT_PEM,
			    NULL, e, "recipient certificate file"))) {
				goto end;
			}
			sk_X509_push(encerts, cert);
			cert = NULL;
			args++;
		}
	}
	if (certfile) {
		if (!(other = load_certs(bio_err, certfile, FORMAT_PEM, NULL,
			    e, "certificate file"))) {
			ERR_print_errors(bio_err);
			goto end;
		}
	}
	if (recipfile && (operation == SMIME_DECRYPT)) {
		if (!(recip = load_cert(bio_err, recipfile, FORMAT_PEM, NULL,
			    e, "recipient certificate file"))) {
			ERR_print_errors(bio_err);
			goto end;
		}
	}
	if (operation == SMIME_DECRYPT) {
		if (!keyfile)
			keyfile = recipfile;
	} else if (operation == SMIME_SIGN) {
		if (!keyfile)
			keyfile = signerfile;
	} else
		keyfile = NULL;

	if (keyfile) {
		key = load_key(bio_err, keyfile, keyform, 0, passin, e,
		    "signing key file");
		if (!key)
			goto end;
	}
	if (infile) {
		if (!(in = BIO_new_file(infile, inmode))) {
			BIO_printf(bio_err,
			    "Can't open input file %s\n", infile);
			goto end;
		}
	} else
		in = BIO_new_fp(stdin, BIO_NOCLOSE);

	if (operation & SMIME_IP) {
		if (informat == FORMAT_SMIME)
			p7 = SMIME_read_PKCS7(in, &indata);
		else if (informat == FORMAT_PEM)
			p7 = PEM_read_bio_PKCS7(in, NULL, NULL, NULL);
		else if (informat == FORMAT_ASN1)
			p7 = d2i_PKCS7_bio(in, NULL);
		else {
			BIO_printf(bio_err, "Bad input format for PKCS#7 file\n");
			goto end;
		}

		if (!p7) {
			BIO_printf(bio_err, "Error reading S/MIME message\n");
			goto end;
		}
		if (contfile) {
			BIO_free(indata);
			if (!(indata = BIO_new_file(contfile, "rb"))) {
				BIO_printf(bio_err, "Can't read content file %s\n", contfile);
				goto end;
			}
		}
	}
	if (outfile) {
		if (!(out = BIO_new_file(outfile, outmode))) {
			BIO_printf(bio_err,
			    "Can't open output file %s\n", outfile);
			goto end;
		}
	} else {
		out = BIO_new_fp(stdout, BIO_NOCLOSE);
	}

	if (operation == SMIME_VERIFY) {
		if (!(store = setup_verify(bio_err, CAfile, CApath)))
			goto end;
		X509_STORE_set_verify_cb(store, smime_cb);
		if (vpm)
			X509_STORE_set1_param(store, vpm);
	}
	ret = 3;

	if (operation == SMIME_ENCRYPT) {
		if (indef)
			flags |= PKCS7_STREAM;
		p7 = PKCS7_encrypt(encerts, in, cipher, flags);
	} else if (operation & SMIME_SIGNERS) {
		int i;
		/*
		 * If detached data content we only enable streaming if
		 * S/MIME output format.
		 */
		if (operation == SMIME_SIGN) {
			if (flags & PKCS7_DETACHED) {
				if (outformat == FORMAT_SMIME)
					flags |= PKCS7_STREAM;
			} else if (indef)
				flags |= PKCS7_STREAM;
			flags |= PKCS7_PARTIAL;
			p7 = PKCS7_sign(NULL, NULL, other, in, flags);
			if (!p7)
				goto end;
		} else
			flags |= PKCS7_REUSE_DIGEST;
		for (i = 0; i < sk_OPENSSL_STRING_num(sksigners); i++) {
			signerfile = sk_OPENSSL_STRING_value(sksigners, i);
			keyfile = sk_OPENSSL_STRING_value(skkeys, i);
			signer = load_cert(bio_err, signerfile, FORMAT_PEM, NULL,
			    e, "signer certificate");
			if (!signer)
				goto end;
			key = load_key(bio_err, keyfile, keyform, 0, passin, e,
			    "signing key file");
			if (!key)
				goto end;
			if (!PKCS7_sign_add_signer(p7, signer, key,
				sign_md, flags))
				goto end;
			X509_free(signer);
			signer = NULL;
			EVP_PKEY_free(key);
			key = NULL;
		}
		/* If not streaming or resigning finalize structure */
		if ((operation == SMIME_SIGN) && !(flags & PKCS7_STREAM)) {
			if (!PKCS7_final(p7, in, flags))
				goto end;
		}
	}
	if (!p7) {
		BIO_printf(bio_err, "Error creating PKCS#7 structure\n");
		goto end;
	}
	ret = 4;
	if (operation == SMIME_DECRYPT) {
		if (!PKCS7_decrypt(p7, key, recip, out, flags)) {
			BIO_printf(bio_err, "Error decrypting PKCS#7 structure\n");
			goto end;
		}
	} else if (operation == SMIME_VERIFY) {
		STACK_OF(X509) * signers;
		if (PKCS7_verify(p7, other, store, indata, out, flags))
			BIO_printf(bio_err, "Verification successful\n");
		else {
			BIO_printf(bio_err, "Verification failure\n");
			goto end;
		}
		signers = PKCS7_get0_signers(p7, other, flags);
		if (!save_certs(signerfile, signers)) {
			BIO_printf(bio_err, "Error writing signers to %s\n",
			    signerfile);
			ret = 5;
			goto end;
		}
		sk_X509_free(signers);
	} else if (operation == SMIME_PK7OUT)
		PEM_write_bio_PKCS7(out, p7);
	else {
		if (to)
			BIO_printf(out, "To: %s\n", to);
		if (from)
			BIO_printf(out, "From: %s\n", from);
		if (subject)
			BIO_printf(out, "Subject: %s\n", subject);
		if (outformat == FORMAT_SMIME) {
			if (operation == SMIME_RESIGN)
				SMIME_write_PKCS7(out, p7, indata, flags);
			else
				SMIME_write_PKCS7(out, p7, in, flags);
		} else if (outformat == FORMAT_PEM)
			PEM_write_bio_PKCS7_stream(out, p7, in, flags);
		else if (outformat == FORMAT_ASN1)
			i2d_PKCS7_bio_stream(out, p7, in, flags);
		else {
			BIO_printf(bio_err, "Bad output format for PKCS#7 file\n");
			goto end;
		}
	}
	ret = 0;
end:
	if (ret)
		ERR_print_errors(bio_err);
	sk_X509_pop_free(encerts, X509_free);
	sk_X509_pop_free(other, X509_free);
	if (vpm)
		X509_VERIFY_PARAM_free(vpm);
	if (sksigners)
		sk_OPENSSL_STRING_free(sksigners);
	if (skkeys)
		sk_OPENSSL_STRING_free(skkeys);
	X509_STORE_free(store);
	X509_free(cert);
	X509_free(recip);
	X509_free(signer);
	EVP_PKEY_free(key);
	PKCS7_free(p7);
	BIO_free(in);
	BIO_free(indata);
	BIO_free_all(out);
	free(passin);

	return (ret);
}
Esempio n. 9
0
int pkcs12_main(int argc, char **argv)
{
    char *infile = NULL, *outfile = NULL, *keyname = NULL, *certfile = NULL;
    char *name = NULL, *csp_name = NULL;
    char pass[50], macpass[50];
    int export_cert = 0, options = 0, chain = 0, twopass = 0, keytype = 0;
    int iter = PKCS12_DEFAULT_ITER, maciter = PKCS12_DEFAULT_ITER;
# ifndef OPENSSL_NO_RC2
    int cert_pbe = NID_pbe_WithSHA1And40BitRC2_CBC;
# else
    int cert_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
# endif
    int key_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
    int ret = 1, macver = 1, noprompt = 0, add_lmk = 0;
    char *passinarg = NULL, *passoutarg = NULL, *passarg = NULL;
    char *passin = NULL, *passout = NULL, *inrand = NULL, *macalg = NULL;
    char *cpass = NULL, *mpass = NULL, *CApath = NULL, *CAfile = NULL;
    char *prog;
    ENGINE *e = NULL;
    BIO *in = NULL, *out = NULL;
    PKCS12 *p12 = NULL;
    STACK_OF(OPENSSL_STRING) *canames = NULL;
    const EVP_CIPHER *enc = EVP_des_ede3_cbc();
    OPTION_CHOICE o;

    prog = opt_init(argc, argv, pkcs12_options);
    while ((o = opt_next()) != OPT_EOF) {
        switch (o) {
        case OPT_EOF:
        case OPT_ERR:
 opthelp:
            BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
            goto end;
        case OPT_HELP:
            opt_help(pkcs12_options);
            ret = 0;
            goto end;
        case OPT_NOKEYS:
            options |= NOKEYS;
            break;
        case OPT_KEYEX:
            keytype = KEY_EX;
            break;
        case OPT_KEYSIG:
            keytype = KEY_SIG;
            break;
        case OPT_NOCERTS:
            options |= NOCERTS;
            break;
        case OPT_CLCERTS:
            options |= CLCERTS;
            break;
        case OPT_CACERTS:
            options |= CACERTS;
            break;
        case OPT_NOOUT:
            options |= (NOKEYS | NOCERTS);
            break;
        case OPT_INFO:
            options |= INFO;
            break;
        case OPT_CHAIN:
            chain = 1;
            break;
        case OPT_TWOPASS:
            twopass = 1;
            break;
        case OPT_NOMACVER:
            macver = 0;
            break;
        case OPT_DESCERT:
            cert_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
            break;
        case OPT_EXPORT:
            export_cert = 1;
            break;
        case OPT_CIPHER:
            if (!opt_cipher(opt_unknown(), &enc))
                goto opthelp;
            break;
        case OPT_NOITER:
            iter = 1;
            break;
        case OPT_MACITER:
            maciter = PKCS12_DEFAULT_ITER;
            break;
        case OPT_NOMACITER:
            maciter = 1;
            break;
        case OPT_NOMAC:
            maciter = -1;
            break;
        case OPT_MACALG:
            macalg = opt_arg();
            break;
        case OPT_NODES:
            enc = NULL;
            break;
        case OPT_CERTPBE:
            if (!set_pbe(&cert_pbe, opt_arg()))
                goto opthelp;
            break;
        case OPT_KEYPBE:
            if (!set_pbe(&key_pbe, opt_arg()))
                goto opthelp;
            break;
        case OPT_RAND:
            inrand = opt_arg();
            break;
        case OPT_INKEY:
            keyname = opt_arg();
            break;
        case OPT_CERTFILE:
            certfile = opt_arg();
            break;
        case OPT_NAME:
            name = opt_arg();
            break;
        case OPT_LMK:
            add_lmk = 1;
            break;
        case OPT_CSP:
            csp_name = opt_arg();
            break;
        case OPT_CANAME:
            if (canames == NULL
                && (canames = sk_OPENSSL_STRING_new_null()) == NULL)
                goto end;
            sk_OPENSSL_STRING_push(canames, opt_arg());
            break;
        case OPT_IN:
            infile = opt_arg();
            break;
        case OPT_OUT:
            outfile = opt_arg();
            break;
        case OPT_PASSIN:
            passinarg = opt_arg();
            break;
        case OPT_PASSOUT:
            passoutarg = opt_arg();
            break;
        case OPT_PASSWORD:
            passarg = opt_arg();
            break;
        case OPT_CAPATH:
            CApath = opt_arg();
            break;
        case OPT_CAFILE:
            CAfile = opt_arg();
            break;
        case OPT_ENGINE:
            e = setup_engine(opt_arg(), 0);
            break;
        }
    }
    argc = opt_num_rest();
    argv = opt_rest();

    if (passarg) {
        if (export_cert)
            passoutarg = passarg;
        else
            passinarg = passarg;
    }

    if (!app_passwd(passinarg, passoutarg, &passin, &passout)) {
        BIO_printf(bio_err, "Error getting passwords\n");
        goto end;
    }

    if (!cpass) {
        if (export_cert)
            cpass = passout;
        else
            cpass = passin;
    }

    if (cpass) {
        mpass = cpass;
        noprompt = 1;
    } else {
        cpass = pass;
        mpass = macpass;
    }

    if (export_cert || inrand) {
        app_RAND_load_file(NULL, (inrand != NULL));
        if (inrand != NULL)
            BIO_printf(bio_err, "%ld semi-random bytes loaded\n",
                       app_RAND_load_files(inrand));
    }

    in = bio_open_default(infile, "rb");
    if (in == NULL)
        goto end;

    out = bio_open_default(outfile, "wb");
    if (out == NULL)
        goto end;

    if (twopass) {
        if (EVP_read_pw_string
            (macpass, sizeof macpass, "Enter MAC Password:"******"Can't read Password\n");
            goto end;
        }
    }

    if (export_cert) {
        EVP_PKEY *key = NULL;
        X509 *ucert = NULL, *x = NULL;
        STACK_OF(X509) *certs = NULL;
        const EVP_MD *macmd = NULL;
        unsigned char *catmp = NULL;
        int i;

        if ((options & (NOCERTS | NOKEYS)) == (NOCERTS | NOKEYS)) {
            BIO_printf(bio_err, "Nothing to do!\n");
            goto export_end;
        }

        if (options & NOCERTS)
            chain = 0;

        if (!(options & NOKEYS)) {
            key = load_key(keyname ? keyname : infile,
                           FORMAT_PEM, 1, passin, e, "private key");
            if (!key)
                goto export_end;
        }

        /* Load in all certs in input file */
        if (!(options & NOCERTS)) {
            certs = load_certs(infile, FORMAT_PEM, NULL, e,
                               "certificates");
            if (!certs)
                goto export_end;

            if (key) {
                /* Look for matching private key */
                for (i = 0; i < sk_X509_num(certs); i++) {
                    x = sk_X509_value(certs, i);
                    if (X509_check_private_key(x, key)) {
                        ucert = x;
                        /* Zero keyid and alias */
                        X509_keyid_set1(ucert, NULL, 0);
                        X509_alias_set1(ucert, NULL, 0);
                        /* Remove from list */
                        (void)sk_X509_delete(certs, i);
                        break;
                    }
                }
                if (!ucert) {
                    BIO_printf(bio_err,
                               "No certificate matches private key\n");
                    goto export_end;
                }
            }

        }

        /* Add any more certificates asked for */
        if (certfile) {
            STACK_OF(X509) *morecerts = NULL;
            if (!(morecerts = load_certs(certfile, FORMAT_PEM, NULL, e,
                                         "certificates from certfile")))
                goto export_end;
            while (sk_X509_num(morecerts) > 0)
                sk_X509_push(certs, sk_X509_shift(morecerts));
            sk_X509_free(morecerts);
        }

        /* If chaining get chain from user cert */
        if (chain) {
            int vret;
            STACK_OF(X509) *chain2;
            X509_STORE *store;
            if (!(store = setup_verify(CAfile, CApath)))
                goto export_end;

            vret = get_cert_chain(ucert, store, &chain2);
            X509_STORE_free(store);

            if (!vret) {
                /* Exclude verified certificate */
                for (i = 1; i < sk_X509_num(chain2); i++)
                    sk_X509_push(certs, sk_X509_value(chain2, i));
                /* Free first certificate */
                X509_free(sk_X509_value(chain2, 0));
                sk_X509_free(chain2);
            } else {
                if (vret >= 0)
                    BIO_printf(bio_err, "Error %s getting chain.\n",
                               X509_verify_cert_error_string(vret));
                else
                    ERR_print_errors(bio_err);
                goto export_end;
            }
        }

        /* Add any CA names */

        for (i = 0; i < sk_OPENSSL_STRING_num(canames); i++) {
            catmp = (unsigned char *)sk_OPENSSL_STRING_value(canames, i);
            X509_alias_set1(sk_X509_value(certs, i), catmp, -1);
        }

        if (csp_name && key)
            EVP_PKEY_add1_attr_by_NID(key, NID_ms_csp_name,
                                      MBSTRING_ASC, (unsigned char *)csp_name,
                                      -1);

        if (add_lmk && key)
            EVP_PKEY_add1_attr_by_NID(key, NID_LocalKeySet, 0, NULL, -1);

        if (!noprompt &&
            EVP_read_pw_string(pass, sizeof pass, "Enter Export Password:"******"Can't read Password\n");
            goto export_end;
        }
        if (!twopass)
            BUF_strlcpy(macpass, pass, sizeof macpass);

        p12 = PKCS12_create(cpass, name, key, ucert, certs,
                            key_pbe, cert_pbe, iter, -1, keytype);

        if (!p12) {
            ERR_print_errors(bio_err);
            goto export_end;
        }

        if (macalg) {
            if (!opt_md(macalg, &macmd))
                goto opthelp;
        }

        if (maciter != -1)
            PKCS12_set_mac(p12, mpass, -1, NULL, 0, maciter, macmd);

        i2d_PKCS12_bio(out, p12);

        ret = 0;

 export_end:

        EVP_PKEY_free(key);
        if (certs)
            sk_X509_pop_free(certs, X509_free);
        if (ucert)
            X509_free(ucert);

        goto end;

    }

    if (!(p12 = d2i_PKCS12_bio(in, NULL))) {
        ERR_print_errors(bio_err);
        goto end;
    }

    if (!noprompt
        && EVP_read_pw_string(pass, sizeof pass, "Enter Import Password:"******"Can't read Password\n");
        goto end;
    }

    if (!twopass)
        BUF_strlcpy(macpass, pass, sizeof macpass);

    if ((options & INFO) && p12->mac)
        BIO_printf(bio_err, "MAC Iteration %ld\n",
                   p12->mac->iter ? ASN1_INTEGER_get(p12->mac->iter) : 1);
    if (macver) {
        /* If we enter empty password try no password first */
        if (!mpass[0] && PKCS12_verify_mac(p12, NULL, 0)) {
            /* If mac and crypto pass the same set it to NULL too */
            if (!twopass)
                cpass = NULL;
        } else if (!PKCS12_verify_mac(p12, mpass, -1)) {
            BIO_printf(bio_err, "Mac verify error: invalid password?\n");
            ERR_print_errors(bio_err);
            goto end;
        }
    }

    if (!dump_certs_keys_p12(out, p12, cpass, -1, options, passout, enc)) {
        BIO_printf(bio_err, "Error outputting keys and certificates\n");
        ERR_print_errors(bio_err);
        goto end;
    }
    ret = 0;
 end:
    PKCS12_free(p12);
    if (export_cert || inrand)
        app_RAND_write_file(NULL);
    BIO_free(in);
    BIO_free_all(out);
    if (canames)
        sk_OPENSSL_STRING_free(canames);
    if (passin)
        OPENSSL_free(passin);
    if (passout)
        OPENSSL_free(passout);
    return (ret);
}
Esempio n. 10
0
int MAIN(int argc, char **argv)
{
    unsigned long nmflag = 0;
    X509_CRL *x = NULL;
    char *CAfile = NULL, *CApath = NULL;
    int ret = 1, i, num, badops = 0, badsig = 0;
    BIO *out = NULL;
    int informat, outformat, keyformat;
    char *infile = NULL, *outfile = NULL, *crldiff = NULL, *keyfile = NULL;
    int hash = 0, issuer = 0, lastupdate = 0, nextupdate = 0, noout =
        0, text = 0;
#ifndef OPENSSL_NO_MD5
    int hash_old = 0;
#endif
    int fingerprint = 0, crlnumber = 0;
    const char **pp;
    X509_STORE *store = NULL;
    X509_STORE_CTX ctx;
    X509_LOOKUP *lookup = NULL;
    X509_OBJECT xobj;
    EVP_PKEY *pkey;
    int do_ver = 0;
    const EVP_MD *md_alg, *digest = EVP_sha1();

    apps_startup();

    if (bio_err == NULL)
        if ((bio_err = BIO_new(BIO_s_file())) != NULL)
            BIO_set_fp(bio_err, stderr, BIO_NOCLOSE | BIO_FP_TEXT);

    if (!load_config(bio_err, NULL))
        goto end;

    if (bio_out == NULL)
        if ((bio_out = BIO_new(BIO_s_file())) != NULL) {
            BIO_set_fp(bio_out, stdout, BIO_NOCLOSE);
#ifdef OPENSSL_SYS_VMS
            {
                BIO *tmpbio = BIO_new(BIO_f_linebuffer());
                bio_out = BIO_push(tmpbio, bio_out);
            }
#endif
        }

    informat = FORMAT_PEM;
    outformat = FORMAT_PEM;
    keyformat = FORMAT_PEM;

    argc--;
    argv++;
    num = 0;
    while (argc >= 1) {
#ifdef undef
        if (sgx_strcmp(*argv, "-p") == 0) {
            if (--argc < 1)
                goto bad;
            if (!args_from_file(++argv, Nargc, Nargv)) {
                goto end;
            }
        */}
#endif
        if (sgx_strcmp(*argv, "-inform") == 0) {
            if (--argc < 1)
                goto bad;
            informat = str2fmt(*(++argv));
        } else if (sgx_strcmp(*argv, "-outform") == 0) {
            if (--argc < 1)
                goto bad;
            outformat = str2fmt(*(++argv));
        } else if (sgx_strcmp(*argv, "-in") == 0) {
            if (--argc < 1)
                goto bad;
            infile = *(++argv);
        } else if (sgx_strcmp(*argv, "-gendelta") == 0) {
            if (--argc < 1)
                goto bad;
            crldiff = *(++argv);
        } else if (sgx_strcmp(*argv, "-key") == 0) {
            if (--argc < 1)
                goto bad;
            keyfile = *(++argv);
        } else if (sgx_strcmp(*argv, "-keyform") == 0) {
            if (--argc < 1)
                goto bad;
            keyformat = str2fmt(*(++argv));
        } else if (sgx_strcmp(*argv, "-out") == 0) {
            if (--argc < 1)
                goto bad;
            outfile = *(++argv);
        } else if (sgx_strcmp(*argv, "-CApath") == 0) {
            if (--argc < 1)
                goto bad;
            CApath = *(++argv);
            do_ver = 1;
        } else if (sgx_strcmp(*argv, "-CAfile") == 0) {
            if (--argc < 1)
                goto bad;
            CAfile = *(++argv);
            do_ver = 1;
        } else if (sgx_strcmp(*argv, "-verify") == 0)
            do_ver = 1;
        else if (sgx_strcmp(*argv, "-text") == 0)
            text = 1;
        else if (sgx_strcmp(*argv, "-hash") == 0)
            hash = ++num;
#ifndef OPENSSL_NO_MD5
        else if (sgx_strcmp(*argv, "-hash_old") == 0)
            hash_old = ++num;
#endif
        else if (sgx_strcmp(*argv, "-nameopt") == 0) {
            if (--argc < 1)
                goto bad;
            if (!set_name_ex(&nmflag, *(++argv)))
                goto bad;
        } else if (sgx_strcmp(*argv, "-issuer") == 0)
            issuer = ++num;
        else if (sgx_strcmp(*argv, "-lastupdate") == 0)
            lastupdate = ++num;
        else if (sgx_strcmp(*argv, "-nextupdate") == 0)
            nextupdate = ++num;
        else if (sgx_strcmp(*argv, "-noout") == 0)
            noout = ++num;
        else if (sgx_strcmp(*argv, "-fingerprint") == 0)
            fingerprint = ++num;
        else if (sgx_strcmp(*argv, "-crlnumber") == 0)
            crlnumber = ++num;
        else if (sgx_strcmp(*argv, "-badsig") == 0)
            badsig = 1;
        else if ((md_alg = EVP_get_digestbyname(*argv + 1))) {
            /* ok */
            digest = md_alg;
        } else {
            BIO_printf(bio_err, "unknown option %s\n", *argv);
            badops = 1;
            break;
        }
        argc--;
        argv++;
    }

    if (badops) {
 bad:
        for (pp = crl_usage; (*pp != NULL); pp++)
            BIO_printf(bio_err, "%s", *pp);
        goto end;
    }

    ERR_load_crypto_strings();
    x = load_crl(infile, informat);
    if (x == NULL) {
        goto end;
    }

    if (do_ver) {
        store = X509_STORE_new();
        lookup = X509_STORE_add_lookup(store, X509_LOOKUP_file());
        if (lookup == NULL)
            goto end;
        if (!X509_LOOKUP_load_file(lookup, CAfile, X509_FILETYPE_PEM))
            X509_LOOKUP_load_file(lookup, NULL, X509_FILETYPE_DEFAULT);

        lookup = X509_STORE_add_lookup(store, X509_LOOKUP_hash_dir());
        if (lookup == NULL)
            goto end;
        if (!X509_LOOKUP_add_dir(lookup, CApath, X509_FILETYPE_PEM))
            X509_LOOKUP_add_dir(lookup, NULL, X509_FILETYPE_DEFAULT);
        ERR_clear_error();

        if (!X509_STORE_CTX_init(&ctx, store, NULL, NULL)) {
            BIO_printf(bio_err, "Error initialising X509 store\n");
            goto end;
        }

        i = X509_STORE_get_by_subject(&ctx, X509_LU_X509,
                                      X509_CRL_get_issuer(x), &xobj);
        if (i <= 0) {
            BIO_printf(bio_err, "Error getting CRL issuer certificate\n");
            goto end;
        }
        pkey = X509_get_pubkey(xobj.data.x509);
        X509_OBJECT_free_contents(&xobj);
        if (!pkey) {
            BIO_printf(bio_err, "Error getting CRL issuer public key\n");
            goto end;
        }
        i = X509_CRL_verify(x, pkey);
        EVP_PKEY_free(pkey);
        if (i < 0)
            goto end;
        if (i == 0)
            BIO_printf(bio_err, "verify failure\n");
        else
            BIO_printf(bio_err, "verify OK\n");
    }

    if (crldiff) {
        X509_CRL *newcrl, *delta;
        if (!keyfile) {
            BIO_puts(bio_err, "Missing CRL signing key\n");
            goto end;
        }
        newcrl = load_crl(crldiff, informat);
        if (!newcrl)
            goto end;
        pkey = load_key(bio_err, keyfile, keyformat, 0, NULL, NULL,
                        "CRL signing key");
        if (!pkey) {
            X509_CRL_free(newcrl);
            goto end;
        }
        delta = X509_CRL_diff(x, newcrl, pkey, digest, 0);
        X509_CRL_free(newcrl);
        EVP_PKEY_free(pkey);
        if (delta) {
            X509_CRL_free(x);
            x = delta;
        } else {
            BIO_puts(bio_err, "Error creating delta CRL\n");
            goto end;
        }
    }

    if (num) {
        for (i = 1; i <= num; i++) {
            if (issuer == i) {
                print_name(bio_out, "issuer=", X509_CRL_get_issuer(x),
                           nmflag);
            }
            if (crlnumber == i) {
                ASN1_INTEGER *crlnum;
                crlnum = X509_CRL_get_ext_d2i(x, NID_crl_number, NULL, NULL);
                BIO_printf(bio_out, "crlNumber=");
                if (crlnum) {
                    i2a_ASN1_INTEGER(bio_out, crlnum);
                    ASN1_INTEGER_free(crlnum);
                } else
                    BIO_puts(bio_out, "<NONE>");
                BIO_printf(bio_out, "\n");
            }
            if (hash == i) {
                BIO_printf(bio_out, "%08lx\n",
                           X509_NAME_hash(X509_CRL_get_issuer(x)));
            }
#ifndef OPENSSL_NO_MD5
            if (hash_old == i) {
                BIO_printf(bio_out, "%08lx\n",
                           X509_NAME_hash_old(X509_CRL_get_issuer(x)));
            }
#endif
            if (lastupdate == i) {
                BIO_printf(bio_out, "lastUpdate=");
                ASN1_TIME_print(bio_out, X509_CRL_get_lastUpdate(x));
                BIO_printf(bio_out, "\n");
            }
            if (nextupdate == i) {
                BIO_printf(bio_out, "nextUpdate=");
                if (X509_CRL_get_nextUpdate(x))
                    ASN1_TIME_print(bio_out, X509_CRL_get_nextUpdate(x));
                else
                    BIO_printf(bio_out, "NONE");
                BIO_printf(bio_out, "\n");
            }
            if (fingerprint == i) {
                int j;
                unsigned int n;
                unsigned char md[EVP_MAX_MD_SIZE];

                if (!X509_CRL_digest(x, digest, md, &n)) {
                    BIO_printf(bio_err, "out of memory\n");
                    goto end;
                }
                BIO_printf(bio_out, "%s Fingerprint=",
                           OBJ_nid2sn(EVP_MD_type(digest)));
                for (j = 0; j < (int)n; j++) {
                    BIO_printf(bio_out, "%02X%c", md[j], (j + 1 == (int)n)
                               ? '\n' : ':');
                }
            }
        }
    }

    out = BIO_new(BIO_s_file());
    if (out == NULL) {
        ERR_print_errors(bio_err);
        goto end;
    }

    if (outfile == NULL) {
        BIO_set_fp(out, stdout, BIO_NOCLOSE);
#ifdef OPENSSL_SYS_VMS
        {
            BIO *tmpbio = BIO_new(BIO_f_linebuffer());
            out = BIO_push(tmpbio, out);
        }
#endif
    } else {
        if (BIO_write_filename(out, outfile) <= 0) {
            perror(outfile);
            goto end;
        }
    }

    if (text)
        X509_CRL_print(out, x);

    if (noout) {
        ret = 0;
        goto end;
    }

    if (badsig)
        x->signature->data[x->signature->length - 1] ^= 0x1;

    if (outformat == FORMAT_ASN1)
        i = (int)i2d_X509_CRL_bio(out, x);
    else if (outformat == FORMAT_PEM)
        i = PEM_write_bio_X509_CRL(out, x);
    else {
        BIO_printf(bio_err, "bad output format specified for outfile\n");
        goto end;
    }
    if (!i) {
        BIO_printf(bio_err, "unable to write CRL\n");
        goto end;
    }
    ret = 0;
 end:
    if (ret != 0)
        ERR_print_errors(bio_err);
    BIO_free_all(out);
    BIO_free_all(bio_out);
    bio_out = NULL;
    X509_CRL_free(x);
    if (store) {
        X509_STORE_CTX_cleanup(&ctx);
        X509_STORE_free(store);
    }
    apps_shutdown();
    OPENSSL_EXIT(ret);
}
Esempio n. 11
0
void openssl_x509_verify()
{
	FILE *fp;
	int uCert1Len;
	X509_CRL *Crl = NULL;
	X509_STORE_CTX *ctx = NULL;
	X509_STORE *rootCertStore = NULL;
	STACK_OF(X509) * caCertStack = NULL;
	X509 *usrCert1 = NULL, *usrCert2 = NULL, *rootCert = NULL;
	unsigned char tmp[MAX4_LEN];
	unsigned long uCert2Len, derCrlLen, derRootCertLen;
	const unsigned char *derCrl, *derRootCert, *uCert1, *uCert2;

	OpenSSL_add_all_algorithms();
	printf("\nX509_Verify info:\n");

	fp = fopen(RCERTF, "rb");
	derRootCertLen = fread(tmp, 1, 4096, fp);
	derRootCert = tmp;
	fclose(fp);
	rootCert = d2i_X509(NULL, &derRootCert, derRootCertLen);

	fp = fopen(CRLCRL, "rb");
	derCrlLen = fread(tmp, 1, 4096, fp);
	derCrl = tmp;
	fclose(fp);
	Crl = d2i_X509_CRL(NULL, &derCrl, derCrlLen);

	rootCertStore = X509_STORE_new();
	X509_STORE_add_cert(rootCertStore, rootCert);
	X509_STORE_set_flags(rootCertStore, X509_V_FLAG_CRL_CHECK);
	X509_STORE_add_crl(rootCertStore, Crl);
	ctx = X509_STORE_CTX_new();

	fp = fopen(U1CERTF, "rb");
	uCert1Len = fread(tmp, 1, 4096, fp);
	uCert1 = tmp;
	fclose(fp);
	usrCert1 = d2i_X509(NULL, &uCert1, uCert1Len);
	if (X509_STORE_CTX_init(ctx, rootCertStore, usrCert1, caCertStack) != 1) {
		perror("X509_STORE_CTX_init");
		return;
	}
	if (X509_verify_cert(ctx) != 1) {
		printf("user1.cer %s\n", X509_verify_cert_error_string(ctx->error));
		return;
	}

	fp = fopen(U2CERTF, "rb");
	uCert2Len = fread(tmp, 1, 4096, fp);
	uCert2 = tmp;
	fclose(fp);
	usrCert2 = d2i_X509(NULL, &uCert2, uCert2Len);
	if (X509_STORE_CTX_init(ctx, rootCertStore, usrCert2, caCertStack) != 1) {
		perror("X509_STORE_CTX_init");
		return;
	}
	if (X509_verify_cert(ctx) != 1) {
		printf("user2.cer %s\n", X509_verify_cert_error_string(ctx->error));
		return;
	}

	X509_free(usrCert1);
	X509_free(usrCert2);
	X509_free(rootCert);
	X509_STORE_CTX_cleanup(ctx);
	X509_STORE_CTX_free(ctx);
	X509_STORE_free(rootCertStore);

	return;
}
Esempio n. 12
0
int
verify_main(int argc, char **argv)
{
	int i, ret = 1, badarg = 0;
	char *CApath = NULL, *CAfile = NULL;
	char *untfile = NULL, *trustfile = NULL, *crlfile = NULL;
	STACK_OF(X509) * untrusted = NULL, *trusted = NULL;
	STACK_OF(X509_CRL) * crls = NULL;
	X509_STORE *cert_ctx = NULL;
	X509_LOOKUP *lookup = NULL;
	X509_VERIFY_PARAM *vpm = NULL;

	if (single_execution) {
		if (pledge("stdio rpath", NULL) == -1) {
			perror("pledge");
			exit(1);
		}
	}

	cert_ctx = X509_STORE_new();
	if (cert_ctx == NULL)
		goto end;
	X509_STORE_set_verify_cb(cert_ctx, cb);

	argc--;
	argv++;
	for (;;) {
		if (argc >= 1) {
			if (strcmp(*argv, "-CApath") == 0) {
				if (argc-- < 1)
					goto end;
				CApath = *(++argv);
			} else if (strcmp(*argv, "-CAfile") == 0) {
				if (argc-- < 1)
					goto end;
				CAfile = *(++argv);
			} else if (args_verify(&argv, &argc, &badarg, bio_err,
			    &vpm)) {
				if (badarg)
					goto end;
				continue;
			} else if (strcmp(*argv, "-untrusted") == 0) {
				if (argc-- < 1)
					goto end;
				untfile = *(++argv);
			} else if (strcmp(*argv, "-trusted") == 0) {
				if (argc-- < 1)
					goto end;
				trustfile = *(++argv);
			} else if (strcmp(*argv, "-CRLfile") == 0) {
				if (argc-- < 1)
					goto end;
				crlfile = *(++argv);
			}
			else if (strcmp(*argv, "-help") == 0)
				goto end;
			else if (strcmp(*argv, "-verbose") == 0)
				v_verbose = 1;
			else if (argv[0][0] == '-')
				goto end;
			else
				break;
			argc--;
			argv++;
		} else
			break;
	}

	if (vpm)
		X509_STORE_set1_param(cert_ctx, vpm);

	lookup = X509_STORE_add_lookup(cert_ctx, X509_LOOKUP_file());
	if (lookup == NULL)
		abort();
	if (CAfile) {
		i = X509_LOOKUP_load_file(lookup, CAfile, X509_FILETYPE_PEM);
		if (!i) {
			BIO_printf(bio_err, "Error loading file %s\n", CAfile);
			ERR_print_errors(bio_err);
			goto end;
		}
	} else
		X509_LOOKUP_load_file(lookup, NULL, X509_FILETYPE_DEFAULT);

	lookup = X509_STORE_add_lookup(cert_ctx, X509_LOOKUP_hash_dir());
	if (lookup == NULL)
		abort();
	if (CApath) {
		i = X509_LOOKUP_add_dir(lookup, CApath, X509_FILETYPE_PEM);
		if (!i) {
			BIO_printf(bio_err, "Error loading directory %s\n", CApath);
			ERR_print_errors(bio_err);
			goto end;
		}
	} else
		X509_LOOKUP_add_dir(lookup, NULL, X509_FILETYPE_DEFAULT);

	ERR_clear_error();

	if (untfile) {
		untrusted = load_certs(bio_err, untfile, FORMAT_PEM,
		    NULL, "untrusted certificates");
		if (!untrusted)
			goto end;
	}
	if (trustfile) {
		trusted = load_certs(bio_err, trustfile, FORMAT_PEM,
		    NULL, "trusted certificates");
		if (!trusted)
			goto end;
	}
	if (crlfile) {
		crls = load_crls(bio_err, crlfile, FORMAT_PEM,
		    NULL, "other CRLs");
		if (!crls)
			goto end;
	}
	ret = 0;
	if (argc < 1) {
		if (1 != check(cert_ctx, NULL, untrusted, trusted, crls))
			ret = -1;
	} else {
		for (i = 0; i < argc; i++)
			if (1 != check(cert_ctx, argv[i], untrusted, trusted,
			    crls))
				ret = -1;
	}

end:
	if (ret == 1) {
		BIO_printf(bio_err, "usage: verify [-verbose] [-CApath path] [-CAfile file] [-purpose purpose] [-crl_check]");
		BIO_printf(bio_err, " [-attime timestamp]");
		BIO_printf(bio_err, " cert1 cert2 ...\n");

		BIO_printf(bio_err, "recognized usages:\n");
		for (i = 0; i < X509_PURPOSE_get_count(); i++) {
			X509_PURPOSE *ptmp;
			ptmp = X509_PURPOSE_get0(i);
			BIO_printf(bio_err, "\t%-10s\t%s\n",
			    X509_PURPOSE_get0_sname(ptmp),
			    X509_PURPOSE_get0_name(ptmp));
		}
	}
	if (vpm)
		X509_VERIFY_PARAM_free(vpm);
	if (cert_ctx != NULL)
		X509_STORE_free(cert_ctx);
	sk_X509_pop_free(untrusted, X509_free);
	sk_X509_pop_free(trusted, X509_free);
	sk_X509_CRL_pop_free(crls, X509_CRL_free);

	return (ret < 0 ? 2 : ret);
}
Esempio n. 13
0
int
crl_main(int argc, char **argv)
{
	unsigned long nmflag = 0;
	X509_CRL *x = NULL;
	int ret = 1, i;
	BIO *out = NULL;
	X509_STORE *store = NULL;
	X509_STORE_CTX ctx;
	X509_LOOKUP *lookup = NULL;
	X509_OBJECT xobj;
	EVP_PKEY *pkey;
	const EVP_MD *digest;
	char *digest_name = NULL;

	if (single_execution) {
		if (pledge("stdio cpath wpath rpath", NULL) == -1) {
			perror("pledge");
			exit(1);
		}
	}

	if (bio_out == NULL) {
		if ((bio_out = BIO_new(BIO_s_file())) != NULL) {
			BIO_set_fp(bio_out, stdout, BIO_NOCLOSE);
		}
	}

	digest = EVP_sha256();

	memset(&crl_config, 0, sizeof(crl_config));
	crl_config.informat = FORMAT_PEM;
	crl_config.outformat = FORMAT_PEM;

	if (options_parse(argc, argv, crl_options, &digest_name, NULL) != 0) {
		crl_usage();
		goto end;
	}

	if (crl_config.cafile != NULL || crl_config.capath != NULL)
		crl_config.verify = 1;

	if (crl_config.nameopt != NULL) {
		if (set_name_ex(&nmflag, crl_config.nameopt) != 1) {
			fprintf(stderr,
			    "Invalid -nameopt argument '%s'\n",
			    crl_config.nameopt);
			goto end;
		}
	}

	if (digest_name != NULL) {
		if ((digest = EVP_get_digestbyname(digest_name)) == NULL) {
			fprintf(stderr,
			    "Unknown message digest algorithm '%s'\n",
			    digest_name);
			goto end;
		}
	}

	x = load_crl(crl_config.infile, crl_config.informat);
	if (x == NULL)
		goto end;

	if (crl_config.verify) {
		store = X509_STORE_new();
		lookup = X509_STORE_add_lookup(store, X509_LOOKUP_file());
		if (lookup == NULL)
			goto end;
		if (!X509_LOOKUP_load_file(lookup, crl_config.cafile,
		    X509_FILETYPE_PEM))
			X509_LOOKUP_load_file(lookup, NULL,
			    X509_FILETYPE_DEFAULT);

		lookup = X509_STORE_add_lookup(store, X509_LOOKUP_hash_dir());
		if (lookup == NULL)
			goto end;
		if (!X509_LOOKUP_add_dir(lookup, crl_config.capath,
		    X509_FILETYPE_PEM))
			X509_LOOKUP_add_dir(lookup, NULL,
			    X509_FILETYPE_DEFAULT);
		ERR_clear_error();

		if (!X509_STORE_CTX_init(&ctx, store, NULL, NULL)) {
			BIO_printf(bio_err,
			    "Error initialising X509 store\n");
			goto end;
		}
		i = X509_STORE_get_by_subject(&ctx, X509_LU_X509,
		    X509_CRL_get_issuer(x), &xobj);
		if (i <= 0) {
			BIO_printf(bio_err,
			    "Error getting CRL issuer certificate\n");
			goto end;
		}
		pkey = X509_get_pubkey(xobj.data.x509);
		X509_OBJECT_free_contents(&xobj);
		if (!pkey) {
			BIO_printf(bio_err,
			    "Error getting CRL issuer public key\n");
			goto end;
		}
		i = X509_CRL_verify(x, pkey);
		EVP_PKEY_free(pkey);
		if (i < 0)
			goto end;
		if (i == 0)
			BIO_printf(bio_err, "verify failure\n");
		else
			BIO_printf(bio_err, "verify OK\n");
	}

	/* Print requested information the order that the flags were given. */
	for (i = 1; i <= argc; i++) {
		if (crl_config.issuer == i) {
			print_name(bio_out, "issuer=",
			    X509_CRL_get_issuer(x), nmflag);
		}
		if (crl_config.crlnumber == i) {
			ASN1_INTEGER *crlnum;
			crlnum = X509_CRL_get_ext_d2i(x,
			    NID_crl_number, NULL, NULL);
			BIO_printf(bio_out, "crlNumber=");
			if (crlnum) {
				i2a_ASN1_INTEGER(bio_out, crlnum);
				ASN1_INTEGER_free(crlnum);
			} else
				BIO_puts(bio_out, "<NONE>");
			BIO_printf(bio_out, "\n");
		}
		if (crl_config.hash == i) {
			BIO_printf(bio_out, "%08lx\n",
			    X509_NAME_hash(X509_CRL_get_issuer(x)));
		}
#ifndef OPENSSL_NO_MD5
		if (crl_config.hash_old == i) {
			BIO_printf(bio_out, "%08lx\n",
			    X509_NAME_hash_old(X509_CRL_get_issuer(x)));
		}
#endif
		if (crl_config.lastupdate == i) {
			BIO_printf(bio_out, "lastUpdate=");
			ASN1_TIME_print(bio_out,
			    X509_CRL_get_lastUpdate(x));
			BIO_printf(bio_out, "\n");
		}
		if (crl_config.nextupdate == i) {
			BIO_printf(bio_out, "nextUpdate=");
			if (X509_CRL_get_nextUpdate(x))
				ASN1_TIME_print(bio_out,
				    X509_CRL_get_nextUpdate(x));
			else
				BIO_printf(bio_out, "NONE");
			BIO_printf(bio_out, "\n");
		}
		if (crl_config.fingerprint == i) {
			int j;
			unsigned int n;
			unsigned char md[EVP_MAX_MD_SIZE];

			if (!X509_CRL_digest(x, digest, md, &n)) {
				BIO_printf(bio_err, "out of memory\n");
				goto end;
			}
			BIO_printf(bio_out, "%s Fingerprint=",
			    OBJ_nid2sn(EVP_MD_type(digest)));
			for (j = 0; j < (int) n; j++) {
				BIO_printf(bio_out, "%02X%c", md[j],
				    (j + 1 == (int)n) ? '\n' : ':');
			}
		}
	}

	out = BIO_new(BIO_s_file());
	if (out == NULL) {
		ERR_print_errors(bio_err);
		goto end;
	}
	if (crl_config.outfile == NULL) {
		BIO_set_fp(out, stdout, BIO_NOCLOSE);
	} else {
		if (BIO_write_filename(out, crl_config.outfile) <= 0) {
			perror(crl_config.outfile);
			goto end;
		}
	}

	if (crl_config.text)
		X509_CRL_print(out, x);

	if (crl_config.noout) {
		ret = 0;
		goto end;
	}
	if (crl_config.outformat == FORMAT_ASN1)
		i = (int) i2d_X509_CRL_bio(out, x);
	else if (crl_config.outformat == FORMAT_PEM)
		i = PEM_write_bio_X509_CRL(out, x);
	else {
		BIO_printf(bio_err,
		    "bad output format specified for outfile\n");
		goto end;
	}
	if (!i) {
		BIO_printf(bio_err, "unable to write CRL\n");
		goto end;
	}
	ret = 0;

 end:
	BIO_free_all(out);
	BIO_free_all(bio_out);
	bio_out = NULL;
	X509_CRL_free(x);
	if (store) {
		X509_STORE_CTX_cleanup(&ctx);
		X509_STORE_free(store);
	}

	return (ret);
}
Esempio n. 14
0
int MAIN(int argc, char **argv)
{
    ENGINE *e = NULL;
    int operation = 0;
    int ret = 0;
    char **args;
    const char *inmode = "r", *outmode = "w";
    char *infile = NULL, *outfile = NULL, *rctfile = NULL;
    char *signerfile = NULL, *recipfile = NULL;
    STACK_OF(OPENSSL_STRING) *sksigners = NULL, *skkeys = NULL;
    char *certfile = NULL, *keyfile = NULL, *contfile = NULL;
    char *certsoutfile = NULL;
    const EVP_CIPHER *cipher = NULL;
    CMS_ContentInfo *cms = NULL, *rcms = NULL;
    X509_STORE *store = NULL;
    X509 *cert = NULL, *recip = NULL, *signer = NULL;
    EVP_PKEY *key = NULL;
    STACK_OF(X509) *encerts = NULL, *other = NULL;
    BIO *in = NULL, *out = NULL, *indata = NULL, *rctin = NULL;
    int badarg = 0;
    int flags = CMS_DETACHED, noout = 0, print = 0;
    int verify_retcode = 0;
    int rr_print = 0, rr_allorfirst = -1;
    STACK_OF(OPENSSL_STRING) *rr_to = NULL, *rr_from = NULL;
    CMS_ReceiptRequest *rr = NULL;
    char *to = NULL, *from = NULL, *subject = NULL;
    char *CAfile = NULL, *CApath = NULL;
    char *passargin = NULL, *passin = NULL;
    char *inrand = NULL;
    int need_rand = 0;
    const EVP_MD *sign_md = NULL;
    int informat = FORMAT_SMIME, outformat = FORMAT_SMIME;
    int rctformat = FORMAT_SMIME, keyform = FORMAT_PEM;
# ifndef OPENSSL_NO_ENGINE
    char *engine = NULL;
# endif
    unsigned char *secret_key = NULL, *secret_keyid = NULL;
    size_t secret_keylen = 0, secret_keyidlen = 0;

    ASN1_OBJECT *econtent_type = NULL;

    X509_VERIFY_PARAM *vpm = NULL;

    args = argv + 1;
    ret = 1;

    apps_startup();

    if (bio_err == NULL) {
        if ((bio_err = BIO_new(BIO_s_file())) != NULL)
            BIO_set_fp(bio_err, stderr, BIO_NOCLOSE | BIO_FP_TEXT);
    }

    if (!load_config(bio_err, NULL))
        goto end;

    while (!badarg && *args && *args[0] == '-') {
        if (!strcmp(*args, "-encrypt"))
            operation = SMIME_ENCRYPT;
        else if (!strcmp(*args, "-decrypt"))
            operation = SMIME_DECRYPT;
        else if (!strcmp(*args, "-sign"))
            operation = SMIME_SIGN;
        else if (!strcmp(*args, "-sign_receipt"))
            operation = SMIME_SIGN_RECEIPT;
        else if (!strcmp(*args, "-resign"))
            operation = SMIME_RESIGN;
        else if (!strcmp(*args, "-verify"))
            operation = SMIME_VERIFY;
        else if (!strcmp(*args, "-verify_retcode"))
            verify_retcode = 1;
        else if (!strcmp(*args, "-verify_receipt")) {
            operation = SMIME_VERIFY_RECEIPT;
            if (!args[1])
                goto argerr;
            args++;
            rctfile = *args;
        } else if (!strcmp(*args, "-cmsout"))
            operation = SMIME_CMSOUT;
        else if (!strcmp(*args, "-data_out"))
            operation = SMIME_DATAOUT;
        else if (!strcmp(*args, "-data_create"))
            operation = SMIME_DATA_CREATE;
        else if (!strcmp(*args, "-digest_verify"))
            operation = SMIME_DIGEST_VERIFY;
        else if (!strcmp(*args, "-digest_create"))
            operation = SMIME_DIGEST_CREATE;
        else if (!strcmp(*args, "-compress"))
            operation = SMIME_COMPRESS;
        else if (!strcmp(*args, "-uncompress"))
            operation = SMIME_UNCOMPRESS;
        else if (!strcmp(*args, "-EncryptedData_decrypt"))
            operation = SMIME_ENCRYPTED_DECRYPT;
        else if (!strcmp(*args, "-EncryptedData_encrypt"))
            operation = SMIME_ENCRYPTED_ENCRYPT;
# ifndef OPENSSL_NO_DES
        else if (!strcmp(*args, "-des3"))
            cipher = EVP_des_ede3_cbc();
        else if (!strcmp(*args, "-des"))
            cipher = EVP_des_cbc();
# endif
# ifndef OPENSSL_NO_SEED
        else if (!strcmp(*args, "-seed"))
            cipher = EVP_seed_cbc();
# endif
# ifndef OPENSSL_NO_RC2
        else if (!strcmp(*args, "-rc2-40"))
            cipher = EVP_rc2_40_cbc();
        else if (!strcmp(*args, "-rc2-128"))
            cipher = EVP_rc2_cbc();
        else if (!strcmp(*args, "-rc2-64"))
            cipher = EVP_rc2_64_cbc();
# endif
# ifndef OPENSSL_NO_AES
        else if (!strcmp(*args, "-aes128"))
            cipher = EVP_aes_128_cbc();
        else if (!strcmp(*args, "-aes192"))
            cipher = EVP_aes_192_cbc();
        else if (!strcmp(*args, "-aes256"))
            cipher = EVP_aes_256_cbc();
# endif
# ifndef OPENSSL_NO_CAMELLIA
        else if (!strcmp(*args, "-camellia128"))
            cipher = EVP_camellia_128_cbc();
        else if (!strcmp(*args, "-camellia192"))
            cipher = EVP_camellia_192_cbc();
        else if (!strcmp(*args, "-camellia256"))
            cipher = EVP_camellia_256_cbc();
# endif
        else if (!strcmp(*args, "-debug_decrypt"))
            flags |= CMS_DEBUG_DECRYPT;
        else if (!strcmp(*args, "-text"))
            flags |= CMS_TEXT;
        else if (!strcmp(*args, "-nointern"))
            flags |= CMS_NOINTERN;
        else if (!strcmp(*args, "-noverify")
                 || !strcmp(*args, "-no_signer_cert_verify"))
            flags |= CMS_NO_SIGNER_CERT_VERIFY;
        else if (!strcmp(*args, "-nocerts"))
            flags |= CMS_NOCERTS;
        else if (!strcmp(*args, "-noattr"))
            flags |= CMS_NOATTR;
        else if (!strcmp(*args, "-nodetach"))
            flags &= ~CMS_DETACHED;
        else if (!strcmp(*args, "-nosmimecap"))
            flags |= CMS_NOSMIMECAP;
        else if (!strcmp(*args, "-binary"))
            flags |= CMS_BINARY;
        else if (!strcmp(*args, "-keyid"))
            flags |= CMS_USE_KEYID;
        else if (!strcmp(*args, "-nosigs"))
            flags |= CMS_NOSIGS;
        else if (!strcmp(*args, "-no_content_verify"))
            flags |= CMS_NO_CONTENT_VERIFY;
        else if (!strcmp(*args, "-no_attr_verify"))
            flags |= CMS_NO_ATTR_VERIFY;
        else if (!strcmp(*args, "-stream"))
            flags |= CMS_STREAM;
        else if (!strcmp(*args, "-indef"))
            flags |= CMS_STREAM;
        else if (!strcmp(*args, "-noindef"))
            flags &= ~CMS_STREAM;
        else if (!strcmp(*args, "-nooldmime"))
            flags |= CMS_NOOLDMIMETYPE;
        else if (!strcmp(*args, "-crlfeol"))
            flags |= CMS_CRLFEOL;
        else if (!strcmp(*args, "-noout"))
            noout = 1;
        else if (!strcmp(*args, "-receipt_request_print"))
            rr_print = 1;
        else if (!strcmp(*args, "-receipt_request_all"))
            rr_allorfirst = 0;
        else if (!strcmp(*args, "-receipt_request_first"))
            rr_allorfirst = 1;
        else if (!strcmp(*args, "-receipt_request_from")) {
            if (!args[1])
                goto argerr;
            args++;
            if (!rr_from)
                rr_from = sk_OPENSSL_STRING_new_null();
            sk_OPENSSL_STRING_push(rr_from, *args);
        } else if (!strcmp(*args, "-receipt_request_to")) {
            if (!args[1])
                goto argerr;
            args++;
            if (!rr_to)
                rr_to = sk_OPENSSL_STRING_new_null();
            sk_OPENSSL_STRING_push(rr_to, *args);
        } else if (!strcmp(*args, "-print")) {
            noout = 1;
            print = 1;
        } else if (!strcmp(*args, "-secretkey")) {
            long ltmp;
            if (!args[1])
                goto argerr;
            args++;
            secret_key = string_to_hex(*args, &ltmp);
            if (!secret_key) {
                BIO_printf(bio_err, "Invalid key %s\n", *args);
                goto argerr;
            }
            secret_keylen = (size_t)ltmp;
        } else if (!strcmp(*args, "-secretkeyid")) {
            long ltmp;
            if (!args[1])
                goto argerr;
            args++;
            secret_keyid = string_to_hex(*args, &ltmp);
            if (!secret_keyid) {
                BIO_printf(bio_err, "Invalid id %s\n", *args);
                goto argerr;
            }
            secret_keyidlen = (size_t)ltmp;
        } else if (!strcmp(*args, "-econtent_type")) {
            if (!args[1])
                goto argerr;
            args++;
            econtent_type = OBJ_txt2obj(*args, 0);
            if (!econtent_type) {
                BIO_printf(bio_err, "Invalid OID %s\n", *args);
                goto argerr;
            }
        } else if (!strcmp(*args, "-rand")) {
            if (!args[1])
                goto argerr;
            args++;
            inrand = *args;
            need_rand = 1;
        }
# ifndef OPENSSL_NO_ENGINE
        else if (!strcmp(*args, "-engine")) {
            if (!args[1])
                goto argerr;
            engine = *++args;
        }
# endif
        else if (!strcmp(*args, "-passin")) {
            if (!args[1])
                goto argerr;
            passargin = *++args;
        } else if (!strcmp(*args, "-to")) {
            if (!args[1])
                goto argerr;
            to = *++args;
        } else if (!strcmp(*args, "-from")) {
            if (!args[1])
                goto argerr;
            from = *++args;
        } else if (!strcmp(*args, "-subject")) {
            if (!args[1])
                goto argerr;
            subject = *++args;
        } else if (!strcmp(*args, "-signer")) {
            if (!args[1])
                goto argerr;
            /* If previous -signer argument add signer to list */

            if (signerfile) {
                if (!sksigners)
                    sksigners = sk_OPENSSL_STRING_new_null();
                sk_OPENSSL_STRING_push(sksigners, signerfile);
                if (!keyfile)
                    keyfile = signerfile;
                if (!skkeys)
                    skkeys = sk_OPENSSL_STRING_new_null();
                sk_OPENSSL_STRING_push(skkeys, keyfile);
                keyfile = NULL;
            }
            signerfile = *++args;
        } else if (!strcmp(*args, "-recip")) {
            if (!args[1])
                goto argerr;
            recipfile = *++args;
        } else if (!strcmp(*args, "-certsout")) {
            if (!args[1])
                goto argerr;
            certsoutfile = *++args;
        } else if (!strcmp(*args, "-md")) {
            if (!args[1])
                goto argerr;
            sign_md = EVP_get_digestbyname(*++args);
            if (sign_md == NULL) {
                BIO_printf(bio_err, "Unknown digest %s\n", *args);
                goto argerr;
            }
        } else if (!strcmp(*args, "-inkey")) {
            if (!args[1])
                goto argerr;
            /* If previous -inkey arument add signer to list */
            if (keyfile) {
                if (!signerfile) {
                    BIO_puts(bio_err, "Illegal -inkey without -signer\n");
                    goto argerr;
                }
                if (!sksigners)
                    sksigners = sk_OPENSSL_STRING_new_null();
                sk_OPENSSL_STRING_push(sksigners, signerfile);
                signerfile = NULL;
                if (!skkeys)
                    skkeys = sk_OPENSSL_STRING_new_null();
                sk_OPENSSL_STRING_push(skkeys, keyfile);
            }
            keyfile = *++args;
        } else if (!strcmp(*args, "-keyform")) {
            if (!args[1])
                goto argerr;
            keyform = str2fmt(*++args);
        } else if (!strcmp(*args, "-rctform")) {
            if (!args[1])
                goto argerr;
            rctformat = str2fmt(*++args);
        } else if (!strcmp(*args, "-certfile")) {
            if (!args[1])
                goto argerr;
            certfile = *++args;
        } else if (!strcmp(*args, "-CAfile")) {
            if (!args[1])
                goto argerr;
            CAfile = *++args;
        } else if (!strcmp(*args, "-CApath")) {
            if (!args[1])
                goto argerr;
            CApath = *++args;
        } else if (!strcmp(*args, "-in")) {
            if (!args[1])
                goto argerr;
            infile = *++args;
        } else if (!strcmp(*args, "-inform")) {
            if (!args[1])
                goto argerr;
            informat = str2fmt(*++args);
        } else if (!strcmp(*args, "-outform")) {
            if (!args[1])
                goto argerr;
            outformat = str2fmt(*++args);
        } else if (!strcmp(*args, "-out")) {
            if (!args[1])
                goto argerr;
            outfile = *++args;
        } else if (!strcmp(*args, "-content")) {
            if (!args[1])
                goto argerr;
            contfile = *++args;
        } else if (args_verify(&args, NULL, &badarg, bio_err, &vpm))
            continue;
        else if ((cipher = EVP_get_cipherbyname(*args + 1)) == NULL)
            badarg = 1;
        args++;
    }

    if (((rr_allorfirst != -1) || rr_from) && !rr_to) {
        BIO_puts(bio_err, "No Signed Receipts Recipients\n");
        goto argerr;
    }

    if (!(operation & SMIME_SIGNERS) && (rr_to || rr_from)) {
        BIO_puts(bio_err, "Signed receipts only allowed with -sign\n");
        goto argerr;
    }
    if (!(operation & SMIME_SIGNERS) && (skkeys || sksigners)) {
        BIO_puts(bio_err, "Multiple signers or keys not allowed\n");
        goto argerr;
    }

    if (operation & SMIME_SIGNERS) {
        if (keyfile && !signerfile) {
            BIO_puts(bio_err, "Illegal -inkey without -signer\n");
            goto argerr;
        }
        /* Check to see if any final signer needs to be appended */
        if (signerfile) {
            if (!sksigners)
                sksigners = sk_OPENSSL_STRING_new_null();
            sk_OPENSSL_STRING_push(sksigners, signerfile);
            if (!skkeys)
                skkeys = sk_OPENSSL_STRING_new_null();
            if (!keyfile)
                keyfile = signerfile;
            sk_OPENSSL_STRING_push(skkeys, keyfile);
        }
        if (!sksigners) {
            BIO_printf(bio_err, "No signer certificate specified\n");
            badarg = 1;
        }
        signerfile = NULL;
        keyfile = NULL;
        need_rand = 1;
    }

    else if (operation == SMIME_DECRYPT) {
        if (!recipfile && !keyfile && !secret_key) {
            BIO_printf(bio_err,
                       "No recipient certificate or key specified\n");
            badarg = 1;
        }
    } else if (operation == SMIME_ENCRYPT) {
        if (!*args && !secret_key) {
            BIO_printf(bio_err, "No recipient(s) certificate(s) specified\n");
            badarg = 1;
        }
        need_rand = 1;
    } else if (!operation)
        badarg = 1;

    if (badarg) {
 argerr:
        BIO_printf(bio_err, "Usage cms [options] cert.pem ...\n");
        BIO_printf(bio_err, "where options are\n");
        BIO_printf(bio_err, "-encrypt       encrypt message\n");
        BIO_printf(bio_err, "-decrypt       decrypt encrypted message\n");
        BIO_printf(bio_err, "-sign          sign message\n");
        BIO_printf(bio_err, "-verify        verify signed message\n");
        BIO_printf(bio_err, "-cmsout        output CMS structure\n");
# ifndef OPENSSL_NO_DES
        BIO_printf(bio_err, "-des3          encrypt with triple DES\n");
        BIO_printf(bio_err, "-des           encrypt with DES\n");
# endif
# ifndef OPENSSL_NO_SEED
        BIO_printf(bio_err, "-seed          encrypt with SEED\n");
# endif
# ifndef OPENSSL_NO_RC2
        BIO_printf(bio_err, "-rc2-40        encrypt with RC2-40 (default)\n");
        BIO_printf(bio_err, "-rc2-64        encrypt with RC2-64\n");
        BIO_printf(bio_err, "-rc2-128       encrypt with RC2-128\n");
# endif
# ifndef OPENSSL_NO_AES
        BIO_printf(bio_err, "-aes128, -aes192, -aes256\n");
        BIO_printf(bio_err,
                   "               encrypt PEM output with cbc aes\n");
# endif
# ifndef OPENSSL_NO_CAMELLIA
        BIO_printf(bio_err, "-camellia128, -camellia192, -camellia256\n");
        BIO_printf(bio_err,
                   "               encrypt PEM output with cbc camellia\n");
# endif
        BIO_printf(bio_err,
                   "-nointern      don't search certificates in message for signer\n");
        BIO_printf(bio_err,
                   "-nosigs        don't verify message signature\n");
        BIO_printf(bio_err,
                   "-noverify      don't verify signers certificate\n");
        BIO_printf(bio_err,
                   "-nocerts       don't include signers certificate when signing\n");
        BIO_printf(bio_err, "-nodetach      use opaque signing\n");
        BIO_printf(bio_err,
                   "-noattr        don't include any signed attributes\n");
        BIO_printf(bio_err,
                   "-binary        don't translate message to text\n");
        BIO_printf(bio_err, "-certfile file other certificates file\n");
        BIO_printf(bio_err, "-certsout file certificate output file\n");
        BIO_printf(bio_err, "-signer file   signer certificate file\n");
        BIO_printf(bio_err,
                   "-recip  file   recipient certificate file for decryption\n");
        BIO_printf(bio_err, "-keyid         use subject key identifier\n");
        BIO_printf(bio_err, "-in file       input file\n");
        BIO_printf(bio_err,
                   "-inform arg    input format SMIME (default), PEM or DER\n");
        BIO_printf(bio_err,
                   "-inkey file    input private key (if not signer or recipient)\n");
        BIO_printf(bio_err,
                   "-keyform arg   input private key format (PEM or ENGINE)\n");
        BIO_printf(bio_err, "-out file      output file\n");
        BIO_printf(bio_err,
                   "-outform arg   output format SMIME (default), PEM or DER\n");
        BIO_printf(bio_err,
                   "-content file  supply or override content for detached signature\n");
        BIO_printf(bio_err, "-to addr       to address\n");
        BIO_printf(bio_err, "-from ad       from address\n");
        BIO_printf(bio_err, "-subject s     subject\n");
        BIO_printf(bio_err,
                   "-text          include or delete text MIME headers\n");
        BIO_printf(bio_err,
                   "-CApath dir    trusted certificates directory\n");
        BIO_printf(bio_err, "-CAfile file   trusted certificates file\n");
        BIO_printf(bio_err,
                   "-crl_check     check revocation status of signer's certificate using CRLs\n");
        BIO_printf(bio_err,
                   "-crl_check_all check revocation status of signer's certificate chain using CRLs\n");
# ifndef OPENSSL_NO_ENGINE
        BIO_printf(bio_err,
                   "-engine e      use engine e, possibly a hardware device.\n");
# endif
        BIO_printf(bio_err, "-passin arg    input file pass phrase source\n");
        BIO_printf(bio_err, "-rand file%cfile%c...\n", LIST_SEPARATOR_CHAR,
                   LIST_SEPARATOR_CHAR);
        BIO_printf(bio_err,
                   "               load the file (or the files in the directory) into\n");
        BIO_printf(bio_err, "               the random number generator\n");
        BIO_printf(bio_err,
                   "cert.pem       recipient certificate(s) for encryption\n");
        goto end;
    }
# ifndef OPENSSL_NO_ENGINE
    e = setup_engine(bio_err, engine, 0);
# endif

    if (!app_passwd(bio_err, passargin, NULL, &passin, NULL)) {
        BIO_printf(bio_err, "Error getting password\n");
        goto end;
    }

    if (need_rand) {
        app_RAND_load_file(NULL, bio_err, (inrand != NULL));
        if (inrand != NULL)
            BIO_printf(bio_err, "%ld semi-random bytes loaded\n",
                       app_RAND_load_files(inrand));
    }

    ret = 2;

    if (!(operation & SMIME_SIGNERS))
        flags &= ~CMS_DETACHED;

    if (operation & SMIME_OP) {
        if (outformat == FORMAT_ASN1)
            outmode = "wb";
    } else {
        if (flags & CMS_BINARY)
            outmode = "wb";
    }

    if (operation & SMIME_IP) {
        if (informat == FORMAT_ASN1)
            inmode = "rb";
    } else {
        if (flags & CMS_BINARY)
            inmode = "rb";
    }

    if (operation == SMIME_ENCRYPT) {
        if (!cipher) {
# ifndef OPENSSL_NO_DES
            cipher = EVP_des_ede3_cbc();
# else
            BIO_printf(bio_err, "No cipher selected\n");
            goto end;
# endif
        }

        if (secret_key && !secret_keyid) {
            BIO_printf(bio_err, "No secret key id\n");
            goto end;
        }

        if (*args)
            encerts = sk_X509_new_null();
        while (*args) {
            if (!(cert = load_cert(bio_err, *args, FORMAT_PEM,
                                   NULL, e, "recipient certificate file")))
                goto end;
            sk_X509_push(encerts, cert);
            cert = NULL;
            args++;
        }
    }

    if (certfile) {
        if (!(other = load_certs(bio_err, certfile, FORMAT_PEM, NULL,
                                 e, "certificate file"))) {
            ERR_print_errors(bio_err);
            goto end;
        }
    }

    if (recipfile && (operation == SMIME_DECRYPT)) {
        if (!(recip = load_cert(bio_err, recipfile, FORMAT_PEM, NULL,
                                e, "recipient certificate file"))) {
            ERR_print_errors(bio_err);
            goto end;
        }
    }

    if (operation == SMIME_SIGN_RECEIPT) {
        if (!(signer = load_cert(bio_err, signerfile, FORMAT_PEM, NULL,
                                 e, "receipt signer certificate file"))) {
            ERR_print_errors(bio_err);
            goto end;
        }
    }

    if (operation == SMIME_DECRYPT) {
        if (!keyfile)
            keyfile = recipfile;
    } else if ((operation == SMIME_SIGN) || (operation == SMIME_SIGN_RECEIPT)) {
        if (!keyfile)
            keyfile = signerfile;
    } else
        keyfile = NULL;

    if (keyfile) {
        key = load_key(bio_err, keyfile, keyform, 0, passin, e,
                       "signing key file");
        if (!key)
            goto end;
    }

    if (infile) {
        if (!(in = BIO_new_file(infile, inmode))) {
            BIO_printf(bio_err, "Can't open input file %s\n", infile);
            goto end;
        }
    } else
        in = BIO_new_fp(stdin, BIO_NOCLOSE);

    if (operation & SMIME_IP) {
        if (informat == FORMAT_SMIME)
            cms = SMIME_read_CMS(in, &indata);
        else if (informat == FORMAT_PEM)
            cms = PEM_read_bio_CMS(in, NULL, NULL, NULL);
        else if (informat == FORMAT_ASN1)
            cms = d2i_CMS_bio(in, NULL);
        else {
            BIO_printf(bio_err, "Bad input format for CMS file\n");
            goto end;
        }

        if (!cms) {
            BIO_printf(bio_err, "Error reading S/MIME message\n");
            goto end;
        }
        if (contfile) {
            BIO_free(indata);
            if (!(indata = BIO_new_file(contfile, "rb"))) {
                BIO_printf(bio_err, "Can't read content file %s\n", contfile);
                goto end;
            }
        }
        if (certsoutfile) {
            STACK_OF(X509) *allcerts;
            allcerts = CMS_get1_certs(cms);
            if (!save_certs(certsoutfile, allcerts)) {
                BIO_printf(bio_err,
                           "Error writing certs to %s\n", certsoutfile);
                ret = 5;
                goto end;
            }
            sk_X509_pop_free(allcerts, X509_free);
        }
    }

    if (rctfile) {
        char *rctmode = (rctformat == FORMAT_ASN1) ? "rb" : "r";
        if (!(rctin = BIO_new_file(rctfile, rctmode))) {
            BIO_printf(bio_err, "Can't open receipt file %s\n", rctfile);
            goto end;
        }

        if (rctformat == FORMAT_SMIME)
            rcms = SMIME_read_CMS(rctin, NULL);
        else if (rctformat == FORMAT_PEM)
            rcms = PEM_read_bio_CMS(rctin, NULL, NULL, NULL);
        else if (rctformat == FORMAT_ASN1)
            rcms = d2i_CMS_bio(rctin, NULL);
        else {
            BIO_printf(bio_err, "Bad input format for receipt\n");
            goto end;
        }

        if (!rcms) {
            BIO_printf(bio_err, "Error reading receipt\n");
            goto end;
        }
    }

    if (outfile) {
        if (!(out = BIO_new_file(outfile, outmode))) {
            BIO_printf(bio_err, "Can't open output file %s\n", outfile);
            goto end;
        }
    } else {
        out = BIO_new_fp(stdout, BIO_NOCLOSE);
# ifdef OPENSSL_SYS_VMS
        {
            BIO *tmpbio = BIO_new(BIO_f_linebuffer());
            out = BIO_push(tmpbio, out);
        }
# endif
    }

    if ((operation == SMIME_VERIFY) || (operation == SMIME_VERIFY_RECEIPT)) {
        if (!(store = setup_verify(bio_err, CAfile, CApath)))
            goto end;
        X509_STORE_set_verify_cb(store, cms_cb);
        if (vpm)
            X509_STORE_set1_param(store, vpm);
    }

    ret = 3;

    if (operation == SMIME_DATA_CREATE) {
        cms = CMS_data_create(in, flags);
    } else if (operation == SMIME_DIGEST_CREATE) {
        cms = CMS_digest_create(in, sign_md, flags);
    } else if (operation == SMIME_COMPRESS) {
        cms = CMS_compress(in, -1, flags);
    } else if (operation == SMIME_ENCRYPT) {
        flags |= CMS_PARTIAL;
        cms = CMS_encrypt(encerts, in, cipher, flags);
        if (!cms)
            goto end;
        if (secret_key) {
            if (!CMS_add0_recipient_key(cms, NID_undef,
                                        secret_key, secret_keylen,
                                        secret_keyid, secret_keyidlen,
                                        NULL, NULL, NULL))
                goto end;
            /* NULL these because call absorbs them */
            secret_key = NULL;
            secret_keyid = NULL;
        }
        if (!(flags & CMS_STREAM)) {
            if (!CMS_final(cms, in, NULL, flags))
                goto end;
        }
    } else if (operation == SMIME_ENCRYPTED_ENCRYPT) {
        cms = CMS_EncryptedData_encrypt(in, cipher,
                                        secret_key, secret_keylen, flags);

    } else if (operation == SMIME_SIGN_RECEIPT) {
        CMS_ContentInfo *srcms = NULL;
        STACK_OF(CMS_SignerInfo) *sis;
        CMS_SignerInfo *si;
        sis = CMS_get0_SignerInfos(cms);
        if (!sis)
            goto end;
        si = sk_CMS_SignerInfo_value(sis, 0);
        srcms = CMS_sign_receipt(si, signer, key, other, flags);
        if (!srcms)
            goto end;
        CMS_ContentInfo_free(cms);
        cms = srcms;
    } else if (operation & SMIME_SIGNERS) {
        int i;
        /*
         * If detached data content we enable streaming if S/MIME output
         * format.
         */
        if (operation == SMIME_SIGN) {

            if (flags & CMS_DETACHED) {
                if (outformat == FORMAT_SMIME)
                    flags |= CMS_STREAM;
            }
            flags |= CMS_PARTIAL;
            cms = CMS_sign(NULL, NULL, other, in, flags);
            if (!cms)
                goto end;
            if (econtent_type)
                CMS_set1_eContentType(cms, econtent_type);

            if (rr_to) {
                rr = make_receipt_request(rr_to, rr_allorfirst, rr_from);
                if (!rr) {
                    BIO_puts(bio_err,
                             "Signed Receipt Request Creation Error\n");
                    goto end;
                }
            }
        } else
            flags |= CMS_REUSE_DIGEST;
        for (i = 0; i < sk_OPENSSL_STRING_num(sksigners); i++) {
            CMS_SignerInfo *si;
            signerfile = sk_OPENSSL_STRING_value(sksigners, i);
            keyfile = sk_OPENSSL_STRING_value(skkeys, i);
            signer = load_cert(bio_err, signerfile, FORMAT_PEM, NULL,
                               e, "signer certificate");
            if (!signer)
                goto end;
            key = load_key(bio_err, keyfile, keyform, 0, passin, e,
                           "signing key file");
            if (!key)
                goto end;
            si = CMS_add1_signer(cms, signer, key, sign_md, flags);
            if (!si)
                goto end;
            if (rr && !CMS_add1_ReceiptRequest(si, rr))
                goto end;
            X509_free(signer);
            signer = NULL;
            EVP_PKEY_free(key);
            key = NULL;
        }
        /* If not streaming or resigning finalize structure */
        if ((operation == SMIME_SIGN) && !(flags & CMS_STREAM)) {
            if (!CMS_final(cms, in, NULL, flags))
                goto end;
        }
    }

    if (!cms) {
        BIO_printf(bio_err, "Error creating CMS structure\n");
        goto end;
    }

    ret = 4;
    if (operation == SMIME_DECRYPT) {
        if (flags & CMS_DEBUG_DECRYPT)
            CMS_decrypt(cms, NULL, NULL, NULL, NULL, flags);

        if (secret_key) {
            if (!CMS_decrypt_set1_key(cms,
                                      secret_key, secret_keylen,
                                      secret_keyid, secret_keyidlen)) {
                BIO_puts(bio_err, "Error decrypting CMS using secret key\n");
                goto end;
            }
        }

        if (key) {
            if (!CMS_decrypt_set1_pkey(cms, key, recip)) {
                BIO_puts(bio_err, "Error decrypting CMS using private key\n");
                goto end;
            }
        }

        if (!CMS_decrypt(cms, NULL, NULL, indata, out, flags)) {
            BIO_printf(bio_err, "Error decrypting CMS structure\n");
            goto end;
        }
    } else if (operation == SMIME_DATAOUT) {
        if (!CMS_data(cms, out, flags))
            goto end;
    } else if (operation == SMIME_UNCOMPRESS) {
        if (!CMS_uncompress(cms, indata, out, flags))
            goto end;
    } else if (operation == SMIME_DIGEST_VERIFY) {
        if (CMS_digest_verify(cms, indata, out, flags) > 0)
            BIO_printf(bio_err, "Verification successful\n");
        else {
            BIO_printf(bio_err, "Verification failure\n");
            goto end;
        }
    } else if (operation == SMIME_ENCRYPTED_DECRYPT) {
        if (!CMS_EncryptedData_decrypt(cms, secret_key, secret_keylen,
                                       indata, out, flags))
            goto end;
    } else if (operation == SMIME_VERIFY) {
        if (CMS_verify(cms, other, store, indata, out, flags) > 0)
            BIO_printf(bio_err, "Verification successful\n");
        else {
            BIO_printf(bio_err, "Verification failure\n");
            if (verify_retcode)
                ret = verify_err + 32;
            goto end;
        }
        if (signerfile) {
            STACK_OF(X509) *signers;
            signers = CMS_get0_signers(cms);
            if (!save_certs(signerfile, signers)) {
                BIO_printf(bio_err,
                           "Error writing signers to %s\n", signerfile);
                ret = 5;
                goto end;
            }
            sk_X509_free(signers);
        }
        if (rr_print)
            receipt_request_print(bio_err, cms);

    } else if (operation == SMIME_VERIFY_RECEIPT) {
        if (CMS_verify_receipt(rcms, cms, other, store, flags) > 0)
            BIO_printf(bio_err, "Verification successful\n");
        else {
            BIO_printf(bio_err, "Verification failure\n");
            goto end;
        }
    } else {
        if (noout) {
            if (print)
                CMS_ContentInfo_print_ctx(out, cms, 0, NULL);
        } else if (outformat == FORMAT_SMIME) {
            if (to)
                BIO_printf(out, "To: %s\n", to);
            if (from)
                BIO_printf(out, "From: %s\n", from);
            if (subject)
                BIO_printf(out, "Subject: %s\n", subject);
            if (operation == SMIME_RESIGN)
                ret = SMIME_write_CMS(out, cms, indata, flags);
            else
                ret = SMIME_write_CMS(out, cms, in, flags);
        } else if (outformat == FORMAT_PEM)
            ret = PEM_write_bio_CMS_stream(out, cms, in, flags);
        else if (outformat == FORMAT_ASN1)
            ret = i2d_CMS_bio_stream(out, cms, in, flags);
        else {
            BIO_printf(bio_err, "Bad output format for CMS file\n");
            goto end;
        }
        if (ret <= 0) {
            ret = 6;
            goto end;
        }
    }
    ret = 0;
 end:
    if (ret)
        ERR_print_errors(bio_err);
    if (need_rand)
        app_RAND_write_file(NULL, bio_err);
    sk_X509_pop_free(encerts, X509_free);
    sk_X509_pop_free(other, X509_free);
    if (vpm)
        X509_VERIFY_PARAM_free(vpm);
    if (sksigners)
        sk_OPENSSL_STRING_free(sksigners);
    if (skkeys)
        sk_OPENSSL_STRING_free(skkeys);
    if (secret_key)
        OPENSSL_free(secret_key);
    if (secret_keyid)
        OPENSSL_free(secret_keyid);
    if (econtent_type)
        ASN1_OBJECT_free(econtent_type);
    if (rr)
        CMS_ReceiptRequest_free(rr);
    if (rr_to)
        sk_OPENSSL_STRING_free(rr_to);
    if (rr_from)
        sk_OPENSSL_STRING_free(rr_from);
    X509_STORE_free(store);
    X509_free(cert);
    X509_free(recip);
    X509_free(signer);
    EVP_PKEY_free(key);
    CMS_ContentInfo_free(cms);
    CMS_ContentInfo_free(rcms);
    BIO_free(rctin);
    BIO_free(in);
    BIO_free(indata);
    BIO_free_all(out);
    if (passin)
        OPENSSL_free(passin);
    return (ret);
}
Esempio n. 15
0
int MAIN(int argc, char **argv)
	{
	ENGINE *e = NULL;
	char **args;
	char *host = NULL, *port = NULL, *path = "/";
	char *reqin = NULL, *respin = NULL;
	char *reqout = NULL, *respout = NULL;
	char *signfile = NULL, *keyfile = NULL;
	char *rsignfile = NULL, *rkeyfile = NULL;
	char *outfile = NULL;
	int add_nonce = 1, noverify = 0, use_ssl = -1;
	OCSP_REQUEST *req = NULL;
	OCSP_RESPONSE *resp = NULL;
	OCSP_BASICRESP *bs = NULL;
	X509 *issuer = NULL, *cert = NULL;
	X509 *signer = NULL, *rsigner = NULL;
	EVP_PKEY *key = NULL, *rkey = NULL;
	BIO *acbio = NULL, *cbio = NULL;
	BIO *derbio = NULL;
	BIO *out = NULL;
	int req_text = 0, resp_text = 0;
	long nsec = MAX_VALIDITY_PERIOD, maxage = -1;
	char *CAfile = NULL, *CApath = NULL;
	X509_STORE *store = NULL;
	SSL_CTX *ctx = NULL;
	STACK_OF(X509) *sign_other = NULL, *verify_other = NULL, *rother = NULL;
	char *sign_certfile = NULL, *verify_certfile = NULL, *rcertfile = NULL;
	unsigned long sign_flags = 0, verify_flags = 0, rflags = 0;
	int ret = 1;
	int accept_count = -1;
	int badarg = 0;
	int i;
	int ignore_err = 0;
	STACK *reqnames = NULL;
	STACK_OF(OCSP_CERTID) *ids = NULL;

	X509 *rca_cert = NULL;
	char *ridx_filename = NULL;
	char *rca_filename = NULL;
	CA_DB *rdb = NULL;
	int nmin = 0, ndays = -1;

	if (bio_err == NULL) bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);

	if (!load_config(bio_err, NULL))
		goto end;
	SSL_load_error_strings();
	OpenSSL_add_ssl_algorithms();
	args = argv + 1;
	reqnames = sk_new_null();
	ids = sk_OCSP_CERTID_new_null();
	while (!badarg && *args && *args[0] == '-')
		{
		if (!strcmp(*args, "-out"))
			{
			if (args[1])
				{
				args++;
				outfile = *args;
				}
			else badarg = 1;
			}
		else if (!strcmp(*args, "-url"))
			{
			if (args[1])
				{
				args++;
				if (!OCSP_parse_url(*args, &host, &port, &path, &use_ssl))
					{
					BIO_printf(bio_err, "Error parsing URL\n");
					badarg = 1;
					}
				}
			else badarg = 1;
			}
		else if (!strcmp(*args, "-host"))
			{
			if (args[1])
				{
				args++;
				host = *args;
				}
			else badarg = 1;
			}
		else if (!strcmp(*args, "-port"))
			{
			if (args[1])
				{
				args++;
				port = *args;
				}
			else badarg = 1;
			}
		else if (!strcmp(*args, "-ignore_err"))
			ignore_err = 1;
		else if (!strcmp(*args, "-noverify"))
			noverify = 1;
		else if (!strcmp(*args, "-nonce"))
			add_nonce = 2;
		else if (!strcmp(*args, "-no_nonce"))
			add_nonce = 0;
		else if (!strcmp(*args, "-resp_no_certs"))
			rflags |= OCSP_NOCERTS;
		else if (!strcmp(*args, "-resp_key_id"))
			rflags |= OCSP_RESPID_KEY;
		else if (!strcmp(*args, "-no_certs"))
			sign_flags |= OCSP_NOCERTS;
		else if (!strcmp(*args, "-no_signature_verify"))
			verify_flags |= OCSP_NOSIGS;
		else if (!strcmp(*args, "-no_cert_verify"))
			verify_flags |= OCSP_NOVERIFY;
		else if (!strcmp(*args, "-no_chain"))
			verify_flags |= OCSP_NOCHAIN;
		else if (!strcmp(*args, "-no_cert_checks"))
			verify_flags |= OCSP_NOCHECKS;
		else if (!strcmp(*args, "-no_explicit"))
			verify_flags |= OCSP_NOEXPLICIT;
		else if (!strcmp(*args, "-trust_other"))
			verify_flags |= OCSP_TRUSTOTHER;
		else if (!strcmp(*args, "-no_intern"))
			verify_flags |= OCSP_NOINTERN;
		else if (!strcmp(*args, "-text"))
			{
			req_text = 1;
			resp_text = 1;
			}
		else if (!strcmp(*args, "-req_text"))
			req_text = 1;
		else if (!strcmp(*args, "-resp_text"))
			resp_text = 1;
		else if (!strcmp(*args, "-reqin"))
			{
			if (args[1])
				{
				args++;
				reqin = *args;
				}
			else badarg = 1;
			}
		else if (!strcmp(*args, "-respin"))
			{
			if (args[1])
				{
				args++;
				respin = *args;
				}
			else badarg = 1;
			}
		else if (!strcmp(*args, "-signer"))
			{
			if (args[1])
				{
				args++;
				signfile = *args;
				}
			else badarg = 1;
			}
		else if (!strcmp (*args, "-VAfile"))
			{
			if (args[1])
				{
				args++;
				verify_certfile = *args;
				verify_flags |= OCSP_TRUSTOTHER;
				}
			else badarg = 1;
			}
		else if (!strcmp(*args, "-sign_other"))
			{
			if (args[1])
				{
				args++;
				sign_certfile = *args;
				}
			else badarg = 1;
			}
		else if (!strcmp(*args, "-verify_other"))
			{
			if (args[1])
				{
				args++;
				verify_certfile = *args;
				}
			else badarg = 1;
			}
		else if (!strcmp (*args, "-CAfile"))
			{
			if (args[1])
				{
				args++;
				CAfile = *args;
				}
			else badarg = 1;
			}
		else if (!strcmp (*args, "-CApath"))
			{
			if (args[1])
				{
				args++;
				CApath = *args;
				}
			else badarg = 1;
			}
		else if (!strcmp (*args, "-validity_period"))
			{
			if (args[1])
				{
				args++;
				nsec = atol(*args);
				if (nsec < 0)
					{
					BIO_printf(bio_err,
						"Illegal validity period %s\n",
						*args);
					badarg = 1;
					}
				}
			else badarg = 1;
			}
		else if (!strcmp (*args, "-status_age"))
			{
			if (args[1])
				{
				args++;
				maxage = atol(*args);
				if (maxage < 0)
					{
					BIO_printf(bio_err,
						"Illegal validity age %s\n",
						*args);
					badarg = 1;
					}
				}
			else badarg = 1;
			}
		 else if (!strcmp(*args, "-signkey"))
			{
			if (args[1])
				{
				args++;
				keyfile = *args;
				}
			else badarg = 1;
			}
		else if (!strcmp(*args, "-reqout"))
			{
			if (args[1])
				{
				args++;
				reqout = *args;
				}
			else badarg = 1;
			}
		else if (!strcmp(*args, "-respout"))
			{
			if (args[1])
				{
				args++;
				respout = *args;
				}
			else badarg = 1;
			}
		 else if (!strcmp(*args, "-path"))
			{
			if (args[1])
				{
				args++;
				path = *args;
				}
			else badarg = 1;
			}
		else if (!strcmp(*args, "-issuer"))
			{
			if (args[1])
				{
				args++;
				X509_free(issuer);
				issuer = load_cert(bio_err, *args, FORMAT_PEM,
					NULL, e, "issuer certificate");
				if(!issuer) goto end;
				}
			else badarg = 1;
			}
		else if (!strcmp (*args, "-cert"))
			{
			if (args[1])
				{
				args++;
				X509_free(cert);
				cert = load_cert(bio_err, *args, FORMAT_PEM,
					NULL, e, "certificate");
				if(!cert) goto end;
				if(!add_ocsp_cert(&req, cert, issuer, ids))
					goto end;
				if(!sk_push(reqnames, *args))
					goto end;
				}
			else badarg = 1;
			}
		else if (!strcmp(*args, "-serial"))
			{
			if (args[1])
				{
				args++;
				if(!add_ocsp_serial(&req, *args, issuer, ids))
					goto end;
				if(!sk_push(reqnames, *args))
					goto end;
				}
			else badarg = 1;
			}
		else if (!strcmp(*args, "-index"))
			{
			if (args[1])
				{
				args++;
				ridx_filename = *args;
				}
			else badarg = 1;
			}
		else if (!strcmp(*args, "-CA"))
			{
			if (args[1])
				{
				args++;
				rca_filename = *args;
				}
			else badarg = 1;
			}
		else if (!strcmp (*args, "-nmin"))
			{
			if (args[1])
				{
				args++;
				nmin = atol(*args);
				if (nmin < 0)
					{
					BIO_printf(bio_err,
						"Illegal update period %s\n",
						*args);
					badarg = 1;
					}
				}
				if (ndays == -1)
					ndays = 0;
			else badarg = 1;
			}
		else if (!strcmp (*args, "-nrequest"))
			{
			if (args[1])
				{
				args++;
				accept_count = atol(*args);
				if (accept_count < 0)
					{
					BIO_printf(bio_err,
						"Illegal accept count %s\n",
						*args);
					badarg = 1;
					}
				}
			else badarg = 1;
			}
		else if (!strcmp (*args, "-ndays"))
			{
			if (args[1])
				{
				args++;
				ndays = atol(*args);
				if (ndays < 0)
					{
					BIO_printf(bio_err,
						"Illegal update period %s\n",
						*args);
					badarg = 1;
					}
				}
			else badarg = 1;
			}
		else if (!strcmp(*args, "-rsigner"))
			{
			if (args[1])
				{
				args++;
				rsignfile = *args;
				}
			else badarg = 1;
			}
		else if (!strcmp(*args, "-rkey"))
			{
			if (args[1])
				{
				args++;
				rkeyfile = *args;
				}
			else badarg = 1;
			}
		else if (!strcmp(*args, "-rother"))
			{
			if (args[1])
				{
				args++;
				rcertfile = *args;
				}
			else badarg = 1;
			}
		else badarg = 1;
		args++;
		}

	/* Have we anything to do? */
	if (!req && !reqin && !respin && !(port && ridx_filename)) badarg = 1;

	if (badarg)
		{
		BIO_printf (bio_err, "OCSP utility\n");
		BIO_printf (bio_err, "Usage ocsp [options]\n");
		BIO_printf (bio_err, "where options are\n");
		BIO_printf (bio_err, "-out file          output filename\n");
		BIO_printf (bio_err, "-issuer file       issuer certificate\n");
		BIO_printf (bio_err, "-cert file         certificate to check\n");
		BIO_printf (bio_err, "-serial n          serial number to check\n");
		BIO_printf (bio_err, "-signer file       certificate to sign OCSP request with\n");
		BIO_printf (bio_err, "-signkey file      private key to sign OCSP request with\n");
		BIO_printf (bio_err, "-sign_other file   additional certificates to include in signed request\n");
		BIO_printf (bio_err, "-no_certs          don't include any certificates in signed request\n");
		BIO_printf (bio_err, "-req_text          print text form of request\n");
		BIO_printf (bio_err, "-resp_text         print text form of response\n");
		BIO_printf (bio_err, "-text              print text form of request and response\n");
		BIO_printf (bio_err, "-reqout file       write DER encoded OCSP request to \"file\"\n");
		BIO_printf (bio_err, "-respout file      write DER encoded OCSP reponse to \"file\"\n");
		BIO_printf (bio_err, "-reqin file        read DER encoded OCSP request from \"file\"\n");
		BIO_printf (bio_err, "-respin file       read DER encoded OCSP reponse from \"file\"\n");
		BIO_printf (bio_err, "-nonce             add OCSP nonce to request\n");
		BIO_printf (bio_err, "-no_nonce          don't add OCSP nonce to request\n");
		BIO_printf (bio_err, "-url URL           OCSP responder URL\n");
		BIO_printf (bio_err, "-host host:n       send OCSP request to host on port n\n");
		BIO_printf (bio_err, "-path              path to use in OCSP request\n");
		BIO_printf (bio_err, "-CApath dir        trusted certificates directory\n");
		BIO_printf (bio_err, "-CAfile file       trusted certificates file\n");
		BIO_printf (bio_err, "-VAfile file       validator certificates file\n");
		BIO_printf (bio_err, "-validity_period n maximum validity discrepancy in seconds\n");
		BIO_printf (bio_err, "-status_age n      maximum status age in seconds\n");
		BIO_printf (bio_err, "-noverify          don't verify response at all\n");
		BIO_printf (bio_err, "-verify_other file additional certificates to search for signer\n");
		BIO_printf (bio_err, "-trust_other       don't verify additional certificates\n");
		BIO_printf (bio_err, "-no_intern         don't search certificates contained in response for signer\n");
		BIO_printf (bio_err, "-no_signature_verify don't check signature on response\n");
		BIO_printf (bio_err, "-no_cert_verify    don't check signing certificate\n");
		BIO_printf (bio_err, "-no_chain          don't chain verify response\n");
		BIO_printf (bio_err, "-no_cert_checks    don't do additional checks on signing certificate\n");
		BIO_printf (bio_err, "-port num		 port to run responder on\n");
		BIO_printf (bio_err, "-index file	 certificate status index file\n");
		BIO_printf (bio_err, "-CA file		 CA certificate\n");
		BIO_printf (bio_err, "-rsigner file	 responder certificate to sign responses with\n");
		BIO_printf (bio_err, "-rkey file	 responder key to sign responses with\n");
		BIO_printf (bio_err, "-rother file	 other certificates to include in response\n");
		BIO_printf (bio_err, "-resp_no_certs     don't include any certificates in response\n");
		BIO_printf (bio_err, "-nmin n	 	 number of minutes before next update\n");
		BIO_printf (bio_err, "-ndays n	 	 number of days before next update\n");
		BIO_printf (bio_err, "-resp_key_id       identify reponse by signing certificate key ID\n");
		BIO_printf (bio_err, "-nrequest n        number of requests to accept (default unlimited)\n");
		goto end;
		}

	if(outfile) out = BIO_new_file(outfile, "w");
	else out = BIO_new_fp(stdout, BIO_NOCLOSE);

	if(!out)
		{
		BIO_printf(bio_err, "Error opening output file\n");
		goto end;
		}

	if (!req && (add_nonce != 2)) add_nonce = 0;

	if (!req && reqin)
		{
		derbio = BIO_new_file(reqin, "rb");
		if (!derbio)
			{
			BIO_printf(bio_err, "Error Opening OCSP request file\n");
			goto end;
			}
		req = d2i_OCSP_REQUEST_bio(derbio, NULL);
		BIO_free(derbio);
		if(!req)
			{
			BIO_printf(bio_err, "Error reading OCSP request\n");
			goto end;
			}
		}

	if (!req && port)
		{
		acbio = init_responder(port);
		if (!acbio)
			goto end;
		}

	if (rsignfile && !rdb)
		{
		if (!rkeyfile) rkeyfile = rsignfile;
		rsigner = load_cert(bio_err, rsignfile, FORMAT_PEM,
			NULL, e, "responder certificate");
		if (!rsigner)
			{
			BIO_printf(bio_err, "Error loading responder certificate\n");
			goto end;
			}
		rca_cert = load_cert(bio_err, rca_filename, FORMAT_PEM,
			NULL, e, "CA certificate");
		if (rcertfile)
			{
			rother = load_certs(bio_err, rcertfile, FORMAT_PEM,
				NULL, e, "responder other certificates");
			if (!rother) goto end;
			}
		rkey = load_key(bio_err, rkeyfile, FORMAT_PEM, 0, NULL, NULL,
			"responder private key");
		if (!rkey)
			goto end;
		}
	if(acbio)
		BIO_printf(bio_err, "Waiting for OCSP client connections...\n");

	redo_accept:

	if (acbio)
		{
		if (!do_responder(&req, &cbio, acbio, port))
			goto end;
		if (!req)
			{
			resp = OCSP_response_create(OCSP_RESPONSE_STATUS_MALFORMEDREQUEST, NULL);
			send_ocsp_response(cbio, resp);
			goto done_resp;
			}
		}

	if (!req && (signfile || reqout || host || add_nonce || ridx_filename))
		{
		BIO_printf(bio_err, "Need an OCSP request for this operation!\n");
		goto end;
		}

	if (req && add_nonce) OCSP_request_add1_nonce(req, NULL, -1);

	if (signfile)
		{
		if (!keyfile) keyfile = signfile;
		signer = load_cert(bio_err, signfile, FORMAT_PEM,
			NULL, e, "signer certificate");
		if (!signer)
			{
			BIO_printf(bio_err, "Error loading signer certificate\n");
			goto end;
			}
		if (sign_certfile)
			{
			sign_other = load_certs(bio_err, sign_certfile, FORMAT_PEM,
				NULL, e, "signer certificates");
			if (!sign_other) goto end;
			}
		key = load_key(bio_err, keyfile, FORMAT_PEM, 0, NULL, NULL,
			"signer private key");
		if (!key)
			goto end;
		if (!OCSP_request_sign(req, signer, key, EVP_sha1(), sign_other, sign_flags))
			{
			BIO_printf(bio_err, "Error signing OCSP request\n");
			goto end;
			}
		}

	if (req_text && req) OCSP_REQUEST_print(out, req, 0);

	if (reqout)
		{
		derbio = BIO_new_file(reqout, "wb");
		if(!derbio)
			{
			BIO_printf(bio_err, "Error opening file %s\n", reqout);
			goto end;
			}
		i2d_OCSP_REQUEST_bio(derbio, req);
		BIO_free(derbio);
		}

	if (ridx_filename && (!rkey || !rsigner || !rca_cert))
		{
		BIO_printf(bio_err, "Need a responder certificate, key and CA for this operation!\n");
		goto end;
		}

	if (ridx_filename && !rdb)
		{
		rdb = load_index(ridx_filename, NULL);
		if (!rdb) goto end;
		if (!index_index(rdb)) goto end;
		}

	if (rdb)
		{
		i = make_ocsp_response(&resp, req, rdb, rca_cert, rsigner, rkey, rother, rflags, nmin, ndays);
		if (cbio)
			send_ocsp_response(cbio, resp);
		}
	else if (host)
		{
#ifndef OPENSSL_NO_SOCK
		cbio = BIO_new_connect(host);
#else
		BIO_printf(bio_err, "Error creating connect BIO - sockets not supported.\n");
		goto end;
#endif
		if (!cbio)
			{
			BIO_printf(bio_err, "Error creating connect BIO\n");
			goto end;
			}
		if (port) BIO_set_conn_port(cbio, port);
		if (use_ssl == 1)
			{
			BIO *sbio;
#if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
			ctx = SSL_CTX_new(SSLv23_client_method());
#elif !defined(OPENSSL_NO_SSL3)
			ctx = SSL_CTX_new(SSLv3_client_method());
#elif !defined(OPENSSL_NO_SSL2)
			ctx = SSL_CTX_new(SSLv2_client_method());
#else
			BIO_printf(bio_err, "SSL is disabled\n");
			goto end;
#endif
			if (ctx == NULL)
				{
				BIO_printf(bio_err, "Error creating SSL context.\n");
				goto end;
				}
			SSL_CTX_set_mode(ctx, SSL_MODE_AUTO_RETRY);
			sbio = BIO_new_ssl(ctx, 1);
			cbio = BIO_push(sbio, cbio);
			}
		if (BIO_do_connect(cbio) <= 0)
			{
			BIO_printf(bio_err, "Error connecting BIO\n");
			goto end;
			}
		resp = OCSP_sendreq_bio(cbio, path, req);
		BIO_free_all(cbio);
		cbio = NULL;
		if (!resp)
			{
			BIO_printf(bio_err, "Error querying OCSP responsder\n");
			goto end;
			}
		}
	else if (respin)
		{
		derbio = BIO_new_file(respin, "rb");
		if (!derbio)
			{
			BIO_printf(bio_err, "Error Opening OCSP response file\n");
			goto end;
			}
		resp = d2i_OCSP_RESPONSE_bio(derbio, NULL);
		BIO_free(derbio);
		if(!resp)
			{
			BIO_printf(bio_err, "Error reading OCSP response\n");
			goto end;
			}
	
		}
	else
		{
		ret = 0;
		goto end;
		}

	done_resp:

	if (respout)
		{
		derbio = BIO_new_file(respout, "wb");
		if(!derbio)
			{
			BIO_printf(bio_err, "Error opening file %s\n", respout);
			goto end;
			}
		i2d_OCSP_RESPONSE_bio(derbio, resp);
		BIO_free(derbio);
		}

	i = OCSP_response_status(resp);

	if (i != OCSP_RESPONSE_STATUS_SUCCESSFUL)
		{
		BIO_printf(out, "Responder Error: %s (%d)\n",
				OCSP_response_status_str(i), i);
		if (ignore_err)
			goto redo_accept;
		ret = 0;
		goto end;
		}

	if (resp_text) OCSP_RESPONSE_print(out, resp, 0);

	/* If running as responder don't verify our own response */
	if (cbio)
		{
		if (accept_count > 0)
			accept_count--;
		/* Redo if more connections needed */
		if (accept_count)
			{
			BIO_free_all(cbio);
			cbio = NULL;
			OCSP_REQUEST_free(req);
			req = NULL;
			OCSP_RESPONSE_free(resp);
			resp = NULL;
			goto redo_accept;
			}
		goto end;
		}

	if (!store)
		store = setup_verify(bio_err, CAfile, CApath);
	if (!store)
		goto end;
	if (verify_certfile)
		{
		verify_other = load_certs(bio_err, verify_certfile, FORMAT_PEM,
			NULL, e, "validator certificate");
		if (!verify_other) goto end;
		}

	bs = OCSP_response_get1_basic(resp);

	if (!bs)
		{
		BIO_printf(bio_err, "Error parsing response\n");
		goto end;
		}

	if (!noverify)
		{
		if (req && ((i = OCSP_check_nonce(req, bs)) <= 0))
			{
			if (i == -1)
				BIO_printf(bio_err, "WARNING: no nonce in response\n");
			else
				{
				BIO_printf(bio_err, "Nonce Verify error\n");
				goto end;
				}
			}

		i = OCSP_basic_verify(bs, verify_other, store, verify_flags);
                if (i < 0) i = OCSP_basic_verify(bs, NULL, store, 0);

		if(i <= 0)
			{
			BIO_printf(bio_err, "Response Verify Failure\n");
			ERR_print_errors(bio_err);
			}
		else
			BIO_printf(bio_err, "Response verify OK\n");

		}

	if (!print_ocsp_summary(out, bs, req, reqnames, ids, nsec, maxage))
		goto end;

	ret = 0;

end:
	ERR_print_errors(bio_err);
	X509_free(signer);
	X509_STORE_free(store);
	EVP_PKEY_free(key);
	EVP_PKEY_free(rkey);
	X509_free(issuer);
	X509_free(cert);
	X509_free(rsigner);
	X509_free(rca_cert);
	free_index(rdb);
	BIO_free_all(cbio);
	BIO_free_all(acbio);
	BIO_free(out);
	OCSP_REQUEST_free(req);
	OCSP_RESPONSE_free(resp);
	OCSP_BASICRESP_free(bs);
	sk_free(reqnames);
	sk_OCSP_CERTID_free(ids);
	sk_X509_pop_free(sign_other, X509_free);
	sk_X509_pop_free(verify_other, X509_free);

	if (use_ssl != -1)
		{
		OPENSSL_free(host);
		OPENSSL_free(port);
		OPENSSL_free(path);
		SSL_CTX_free(ctx);
		}

	OPENSSL_EXIT(ret);
}
Esempio n. 16
0
File: cms.c Progetto: Muffo/openssl
int cms_main(int argc, char **argv)
{
    ASN1_OBJECT *econtent_type = NULL;
    BIO *in = NULL, *out = NULL, *indata = NULL, *rctin = NULL;
    CMS_ContentInfo *cms = NULL, *rcms = NULL;
    CMS_ReceiptRequest *rr = NULL;
    ENGINE *e = NULL;
    EVP_PKEY *key = NULL;
    const EVP_CIPHER *cipher = NULL, *wrap_cipher = NULL;
    const EVP_MD *sign_md = NULL;
    STACK_OF(OPENSSL_STRING) *rr_to = NULL, *rr_from = NULL;
    STACK_OF(OPENSSL_STRING) *sksigners = NULL, *skkeys = NULL;
    STACK_OF(X509) *encerts = NULL, *other = NULL;
    X509 *cert = NULL, *recip = NULL, *signer = NULL;
    X509_STORE *store = NULL;
    X509_VERIFY_PARAM *vpm = NULL;
    char *certfile = NULL, *keyfile = NULL, *contfile = NULL;
    const char *CAfile = NULL, *CApath = NULL;
    char *certsoutfile = NULL;
    int noCAfile = 0, noCApath = 0;
    char *infile = NULL, *outfile = NULL, *rctfile = NULL, *inrand = NULL;
    char *passinarg = NULL, *passin = NULL, *signerfile = NULL, *recipfile =
        NULL;
    char *to = NULL, *from = NULL, *subject = NULL, *prog;
    cms_key_param *key_first = NULL, *key_param = NULL;
    int flags = CMS_DETACHED, noout = 0, print = 0, keyidx = -1, vpmtouched =
        0;
    int informat = FORMAT_SMIME, outformat = FORMAT_SMIME;
    int need_rand = 0, operation = 0, ret = 1, rr_print = 0, rr_allorfirst =
        -1;
    int verify_retcode = 0, rctformat = FORMAT_SMIME, keyform = FORMAT_PEM;
    size_t secret_keylen = 0, secret_keyidlen = 0;
    unsigned char *pwri_pass = NULL, *pwri_tmp = NULL;
    unsigned char *secret_key = NULL, *secret_keyid = NULL;
    long ltmp;
    const char *mime_eol = "\n";
    OPTION_CHOICE o;

    if ((vpm = X509_VERIFY_PARAM_new()) == NULL)
        return 1;

    prog = opt_init(argc, argv, cms_options);
    while ((o = opt_next()) != OPT_EOF) {
        switch (o) {
        case OPT_EOF:
        case OPT_ERR:
 opthelp:
            BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
            goto end;
        case OPT_HELP:
            opt_help(cms_options);
            ret = 0;
            goto end;
        case OPT_INFORM:
            if (!opt_format(opt_arg(), OPT_FMT_PDS, &informat))
                goto opthelp;
            break;
        case OPT_OUTFORM:
            if (!opt_format(opt_arg(), OPT_FMT_PDS, &outformat))
                goto opthelp;
            break;
        case OPT_OUT:
            outfile = opt_arg();
            break;
        case OPT_ENCRYPT:
            operation = SMIME_ENCRYPT;
            break;
        case OPT_DECRYPT:
            operation = SMIME_DECRYPT;
            break;
        case OPT_SIGN:
            operation = SMIME_SIGN;
            break;
        case OPT_SIGN_RECEIPT:
            operation = SMIME_SIGN_RECEIPT;
            break;
        case OPT_RESIGN:
            operation = SMIME_RESIGN;
            break;
        case OPT_VERIFY:
            operation = SMIME_VERIFY;
            break;
        case OPT_VERIFY_RETCODE:
            verify_retcode = 1;
            break;
        case OPT_VERIFY_RECEIPT:
            operation = SMIME_VERIFY_RECEIPT;
            rctfile = opt_arg();
            break;
        case OPT_CMSOUT:
            operation = SMIME_CMSOUT;
            break;
        case OPT_DATA_OUT:
            operation = SMIME_DATAOUT;
            break;
        case OPT_DATA_CREATE:
            operation = SMIME_DATA_CREATE;
            break;
        case OPT_DIGEST_VERIFY:
            operation = SMIME_DIGEST_VERIFY;
            break;
        case OPT_DIGEST_CREATE:
            operation = SMIME_DIGEST_CREATE;
            break;
        case OPT_COMPRESS:
            operation = SMIME_COMPRESS;
            break;
        case OPT_UNCOMPRESS:
            operation = SMIME_UNCOMPRESS;
            break;
        case OPT_ED_DECRYPT:
            operation = SMIME_ENCRYPTED_DECRYPT;
            break;
        case OPT_ED_ENCRYPT:
            operation = SMIME_ENCRYPTED_ENCRYPT;
            break;
        case OPT_DEBUG_DECRYPT:
            flags |= CMS_DEBUG_DECRYPT;
            break;
        case OPT_TEXT:
            flags |= CMS_TEXT;
            break;
        case OPT_ASCIICRLF:
            flags |= CMS_ASCIICRLF;
            break;
        case OPT_NOINTERN:
            flags |= CMS_NOINTERN;
            break;
        case OPT_NOVERIFY:
            flags |= CMS_NO_SIGNER_CERT_VERIFY;
            break;
        case OPT_NOCERTS:
            flags |= CMS_NOCERTS;
            break;
        case OPT_NOATTR:
            flags |= CMS_NOATTR;
            break;
        case OPT_NODETACH:
            flags &= ~CMS_DETACHED;
            break;
        case OPT_NOSMIMECAP:
            flags |= CMS_NOSMIMECAP;
            break;
        case OPT_BINARY:
            flags |= CMS_BINARY;
            break;
        case OPT_KEYID:
            flags |= CMS_USE_KEYID;
            break;
        case OPT_NOSIGS:
            flags |= CMS_NOSIGS;
            break;
        case OPT_NO_CONTENT_VERIFY:
            flags |= CMS_NO_CONTENT_VERIFY;
            break;
        case OPT_NO_ATTR_VERIFY:
            flags |= CMS_NO_ATTR_VERIFY;
            break;
        case OPT_INDEF:
            flags |= CMS_STREAM;
            break;
        case OPT_NOINDEF:
            flags &= ~CMS_STREAM;
            break;
        case OPT_NOOLDMIME:
            flags |= CMS_NOOLDMIMETYPE;
            break;
        case OPT_CRLFEOL:
            mime_eol = "\r\n";
            flags |= CMS_CRLFEOL;
            break;
        case OPT_NOOUT:
            noout = 1;
            break;
        case OPT_RR_PRINT:
            rr_print = 1;
            break;
        case OPT_RR_ALL:
            rr_allorfirst = 0;
            break;
        case OPT_RR_FIRST:
            rr_allorfirst = 1;
            break;
        case OPT_RCTFORM:
            if (rctformat == FORMAT_SMIME)
                rcms = SMIME_read_CMS(rctin, NULL);
            else if (rctformat == FORMAT_PEM)
                rcms = PEM_read_bio_CMS(rctin, NULL, NULL, NULL);
            else if (rctformat == FORMAT_ASN1)
                if (!opt_format(opt_arg(),
                                OPT_FMT_PEMDER | OPT_FMT_SMIME, &rctformat))
                    goto opthelp;
            break;
        case OPT_CERTFILE:
            certfile = opt_arg();
            break;
        case OPT_CAFILE:
            CAfile = opt_arg();
            break;
        case OPT_CAPATH:
            CApath = opt_arg();
            break;
        case OPT_NOCAFILE:
            noCAfile = 1;
            break;
        case OPT_NOCAPATH:
            noCApath = 1;
            break;
        case OPT_IN:
            infile = opt_arg();
            break;
        case OPT_CONTENT:
            contfile = opt_arg();
            break;
        case OPT_RR_FROM:
            if (rr_from == NULL
                && (rr_from = sk_OPENSSL_STRING_new_null()) == NULL)
                goto end;
            sk_OPENSSL_STRING_push(rr_from, opt_arg());
            break;
        case OPT_RR_TO:
            if (rr_to == NULL
                && (rr_to = sk_OPENSSL_STRING_new_null()) == NULL)
                goto end;
            sk_OPENSSL_STRING_push(rr_to, opt_arg());
            break;
        case OPT_PRINT:
            noout = print = 1;
            break;
        case OPT_SECRETKEY:
            secret_key = OPENSSL_hexstr2buf(opt_arg(), &ltmp);
            if (secret_key == NULL) {
                BIO_printf(bio_err, "Invalid key %s\n", opt_arg());
                goto end;
            }
            secret_keylen = (size_t)ltmp;
            break;
        case OPT_SECRETKEYID:
            secret_keyid = OPENSSL_hexstr2buf(opt_arg(), &ltmp);
            if (secret_keyid == NULL) {
                BIO_printf(bio_err, "Invalid id %s\n", opt_arg());
                goto opthelp;
            }
            secret_keyidlen = (size_t)ltmp;
            break;
        case OPT_PWRI_PASSWORD:
            pwri_pass = (unsigned char *)opt_arg();
            break;
        case OPT_ECONTENT_TYPE:
            econtent_type = OBJ_txt2obj(opt_arg(), 0);
            if (econtent_type == NULL) {
                BIO_printf(bio_err, "Invalid OID %s\n", opt_arg());
                goto opthelp;
            }
            break;
        case OPT_RAND:
            inrand = opt_arg();
            need_rand = 1;
            break;
        case OPT_ENGINE:
            e = setup_engine(opt_arg(), 0);
            break;
        case OPT_PASSIN:
            passinarg = opt_arg();
            break;
        case OPT_TO:
            to = opt_arg();
            break;
        case OPT_FROM:
            from = opt_arg();
            break;
        case OPT_SUBJECT:
            subject = opt_arg();
            break;
        case OPT_CERTSOUT:
            certsoutfile = opt_arg();
            break;
        case OPT_MD:
            if (!opt_md(opt_arg(), &sign_md))
                goto end;
            break;
        case OPT_SIGNER:
            /* If previous -signer argument add signer to list */
            if (signerfile) {
                if (sksigners == NULL
                    && (sksigners = sk_OPENSSL_STRING_new_null()) == NULL)
                    goto end;
                sk_OPENSSL_STRING_push(sksigners, signerfile);
                if (keyfile == NULL)
                    keyfile = signerfile;
                if (skkeys == NULL
                    && (skkeys = sk_OPENSSL_STRING_new_null()) == NULL)
                    goto end;
                sk_OPENSSL_STRING_push(skkeys, keyfile);
                keyfile = NULL;
            }
            signerfile = opt_arg();
            break;
        case OPT_INKEY:
            /* If previous -inkey argument add signer to list */
            if (keyfile) {
                if (signerfile == NULL) {
                    BIO_puts(bio_err, "Illegal -inkey without -signer\n");
                    goto end;
                }
                if (sksigners == NULL
                    && (sksigners = sk_OPENSSL_STRING_new_null()) == NULL)
                    goto end;
                sk_OPENSSL_STRING_push(sksigners, signerfile);
                signerfile = NULL;
                if (skkeys == NULL
                    && (skkeys = sk_OPENSSL_STRING_new_null()) == NULL)
                    goto end;
                sk_OPENSSL_STRING_push(skkeys, keyfile);
            }
            keyfile = opt_arg();
            break;
        case OPT_KEYFORM:
            if (!opt_format(opt_arg(), OPT_FMT_ANY, &keyform))
                goto opthelp;
            break;
        case OPT_RECIP:
            if (operation == SMIME_ENCRYPT) {
                if (encerts == NULL && (encerts = sk_X509_new_null()) == NULL)
                    goto end;
                cert = load_cert(opt_arg(), FORMAT_PEM,
                                 "recipient certificate file");
                if (cert == NULL)
                    goto end;
                sk_X509_push(encerts, cert);
                cert = NULL;
            } else
                recipfile = opt_arg();
            break;
        case OPT_CIPHER:
            if (!opt_cipher(opt_unknown(), &cipher))
                goto end;
            break;
        case OPT_KEYOPT:
            keyidx = -1;
            if (operation == SMIME_ENCRYPT) {
                if (encerts)
                    keyidx += sk_X509_num(encerts);
            } else {
                if (keyfile || signerfile)
                    keyidx++;
                if (skkeys)
                    keyidx += sk_OPENSSL_STRING_num(skkeys);
            }
            if (keyidx < 0) {
                BIO_printf(bio_err, "No key specified\n");
                goto opthelp;
            }
            if (key_param == NULL || key_param->idx != keyidx) {
                cms_key_param *nparam;
                nparam = app_malloc(sizeof(*nparam), "key param buffer");
                nparam->idx = keyidx;
                if ((nparam->param = sk_OPENSSL_STRING_new_null()) == NULL)
                    goto end;
                nparam->next = NULL;
                if (key_first == NULL)
                    key_first = nparam;
                else
                    key_param->next = nparam;
                key_param = nparam;
            }
            sk_OPENSSL_STRING_push(key_param->param, opt_arg());
            break;
        case OPT_V_CASES:
            if (!opt_verify(o, vpm))
                goto end;
            vpmtouched++;
            break;
        case OPT_3DES_WRAP:
# ifndef OPENSSL_NO_DES
            wrap_cipher = EVP_des_ede3_wrap();
# endif
            break;
        case OPT_AES128_WRAP:
            wrap_cipher = EVP_aes_128_wrap();
            break;
        case OPT_AES192_WRAP:
            wrap_cipher = EVP_aes_192_wrap();
            break;
        case OPT_AES256_WRAP:
            wrap_cipher = EVP_aes_256_wrap();
            break;
        }
    }
    argc = opt_num_rest();
    argv = opt_rest();

    if (((rr_allorfirst != -1) || rr_from) && !rr_to) {
        BIO_puts(bio_err, "No Signed Receipts Recipients\n");
        goto opthelp;
    }

    if (!(operation & SMIME_SIGNERS) && (rr_to || rr_from)) {
        BIO_puts(bio_err, "Signed receipts only allowed with -sign\n");
        goto opthelp;
    }
    if (!(operation & SMIME_SIGNERS) && (skkeys || sksigners)) {
        BIO_puts(bio_err, "Multiple signers or keys not allowed\n");
        goto opthelp;
    }

    if (operation & SMIME_SIGNERS) {
        if (keyfile && !signerfile) {
            BIO_puts(bio_err, "Illegal -inkey without -signer\n");
            goto opthelp;
        }
        /* Check to see if any final signer needs to be appended */
        if (signerfile) {
            if (!sksigners
                && (sksigners = sk_OPENSSL_STRING_new_null()) == NULL)
                goto end;
            sk_OPENSSL_STRING_push(sksigners, signerfile);
            if (!skkeys && (skkeys = sk_OPENSSL_STRING_new_null()) == NULL)
                goto end;
            if (!keyfile)
                keyfile = signerfile;
            sk_OPENSSL_STRING_push(skkeys, keyfile);
        }
        if (!sksigners) {
            BIO_printf(bio_err, "No signer certificate specified\n");
            goto opthelp;
        }
        signerfile = NULL;
        keyfile = NULL;
        need_rand = 1;
    }

    else if (operation == SMIME_DECRYPT) {
        if (!recipfile && !keyfile && !secret_key && !pwri_pass) {
            BIO_printf(bio_err,
                       "No recipient certificate or key specified\n");
            goto opthelp;
        }
    } else if (operation == SMIME_ENCRYPT) {
        if (*argv == NULL && !secret_key && !pwri_pass && !encerts) {
            BIO_printf(bio_err, "No recipient(s) certificate(s) specified\n");
            goto opthelp;
        }
        need_rand = 1;
    } else if (!operation)
        goto opthelp;

    if (!app_passwd(passinarg, NULL, &passin, NULL)) {
        BIO_printf(bio_err, "Error getting password\n");
        goto end;
    }

    if (need_rand) {
        app_RAND_load_file(NULL, (inrand != NULL));
        if (inrand != NULL)
            BIO_printf(bio_err, "%ld semi-random bytes loaded\n",
                       app_RAND_load_files(inrand));
    }

    ret = 2;

    if (!(operation & SMIME_SIGNERS))
        flags &= ~CMS_DETACHED;

    if (!(operation & SMIME_OP)) {
        if (flags & CMS_BINARY)
            outformat = FORMAT_BINARY;
    }

    if (!(operation & SMIME_IP)) {
        if (flags & CMS_BINARY)
            informat = FORMAT_BINARY;
    }

    if (operation == SMIME_ENCRYPT) {
        if (!cipher) {
# ifndef OPENSSL_NO_DES
            cipher = EVP_des_ede3_cbc();
# else
            BIO_printf(bio_err, "No cipher selected\n");
            goto end;
# endif
        }

        if (secret_key && !secret_keyid) {
            BIO_printf(bio_err, "No secret key id\n");
            goto end;
        }

        if (*argv && !encerts)
            if ((encerts = sk_X509_new_null()) == NULL)
                goto end;
        while (*argv) {
            if ((cert = load_cert(*argv, FORMAT_PEM,
                                  "recipient certificate file")) == NULL)
                goto end;
            sk_X509_push(encerts, cert);
            cert = NULL;
            argv++;
        }
    }

    if (certfile) {
        if (!load_certs(certfile, &other, FORMAT_PEM, NULL,
                        "certificate file")) {
            ERR_print_errors(bio_err);
            goto end;
        }
    }

    if (recipfile && (operation == SMIME_DECRYPT)) {
        if ((recip = load_cert(recipfile, FORMAT_PEM,
                               "recipient certificate file")) == NULL) {
            ERR_print_errors(bio_err);
            goto end;
        }
    }

    if (operation == SMIME_SIGN_RECEIPT) {
        if ((signer = load_cert(signerfile, FORMAT_PEM,
                                "receipt signer certificate file")) == NULL) {
            ERR_print_errors(bio_err);
            goto end;
        }
    }

    if (operation == SMIME_DECRYPT) {
        if (!keyfile)
            keyfile = recipfile;
    } else if ((operation == SMIME_SIGN) || (operation == SMIME_SIGN_RECEIPT)) {
        if (!keyfile)
            keyfile = signerfile;
    } else
        keyfile = NULL;

    if (keyfile) {
        key = load_key(keyfile, keyform, 0, passin, e, "signing key file");
        if (!key)
            goto end;
    }

    in = bio_open_default(infile, 'r', informat);
    if (in == NULL)
        goto end;

    if (operation & SMIME_IP) {
        if (informat == FORMAT_SMIME)
            cms = SMIME_read_CMS(in, &indata);
        else if (informat == FORMAT_PEM)
            cms = PEM_read_bio_CMS(in, NULL, NULL, NULL);
        else if (informat == FORMAT_ASN1)
            cms = d2i_CMS_bio(in, NULL);
        else {
            BIO_printf(bio_err, "Bad input format for CMS file\n");
            goto end;
        }

        if (!cms) {
            BIO_printf(bio_err, "Error reading S/MIME message\n");
            goto end;
        }
        if (contfile) {
            BIO_free(indata);
            if ((indata = BIO_new_file(contfile, "rb")) == NULL) {
                BIO_printf(bio_err, "Can't read content file %s\n", contfile);
                goto end;
            }
        }
        if (certsoutfile) {
            STACK_OF(X509) *allcerts;
            allcerts = CMS_get1_certs(cms);
            if (!save_certs(certsoutfile, allcerts)) {
                BIO_printf(bio_err,
                           "Error writing certs to %s\n", certsoutfile);
                ret = 5;
                goto end;
            }
            sk_X509_pop_free(allcerts, X509_free);
        }
    }

    if (rctfile) {
        char *rctmode = (rctformat == FORMAT_ASN1) ? "rb" : "r";
        if ((rctin = BIO_new_file(rctfile, rctmode)) == NULL) {
            BIO_printf(bio_err, "Can't open receipt file %s\n", rctfile);
            goto end;
        }

        if (rctformat == FORMAT_SMIME)
            rcms = SMIME_read_CMS(rctin, NULL);
        else if (rctformat == FORMAT_PEM)
            rcms = PEM_read_bio_CMS(rctin, NULL, NULL, NULL);
        else if (rctformat == FORMAT_ASN1)
            rcms = d2i_CMS_bio(rctin, NULL);
        else {
            BIO_printf(bio_err, "Bad input format for receipt\n");
            goto end;
        }

        if (!rcms) {
            BIO_printf(bio_err, "Error reading receipt\n");
            goto end;
        }
    }

    out = bio_open_default(outfile, 'w', outformat);
    if (out == NULL)
        goto end;

    if ((operation == SMIME_VERIFY) || (operation == SMIME_VERIFY_RECEIPT)) {
        if ((store = setup_verify(CAfile, CApath, noCAfile, noCApath)) == NULL)
            goto end;
        X509_STORE_set_verify_cb(store, cms_cb);
        if (vpmtouched)
            X509_STORE_set1_param(store, vpm);
    }

    ret = 3;

    if (operation == SMIME_DATA_CREATE) {
        cms = CMS_data_create(in, flags);
    } else if (operation == SMIME_DIGEST_CREATE) {
        cms = CMS_digest_create(in, sign_md, flags);
    } else if (operation == SMIME_COMPRESS) {
        cms = CMS_compress(in, -1, flags);
    } else if (operation == SMIME_ENCRYPT) {
        int i;
        flags |= CMS_PARTIAL;
        cms = CMS_encrypt(NULL, in, cipher, flags);
        if (!cms)
            goto end;
        for (i = 0; i < sk_X509_num(encerts); i++) {
            CMS_RecipientInfo *ri;
            cms_key_param *kparam;
            int tflags = flags;
            X509 *x = sk_X509_value(encerts, i);
            for (kparam = key_first; kparam; kparam = kparam->next) {
                if (kparam->idx == i) {
                    tflags |= CMS_KEY_PARAM;
                    break;
                }
            }
            ri = CMS_add1_recipient_cert(cms, x, tflags);
            if (!ri)
                goto end;
            if (kparam) {
                EVP_PKEY_CTX *pctx;
                pctx = CMS_RecipientInfo_get0_pkey_ctx(ri);
                if (!cms_set_pkey_param(pctx, kparam->param))
                    goto end;
            }
            if (CMS_RecipientInfo_type(ri) == CMS_RECIPINFO_AGREE
                && wrap_cipher) {
                EVP_CIPHER_CTX *wctx;
                wctx = CMS_RecipientInfo_kari_get0_ctx(ri);
                EVP_EncryptInit_ex(wctx, wrap_cipher, NULL, NULL, NULL);
            }
        }

        if (secret_key) {
            if (!CMS_add0_recipient_key(cms, NID_undef,
                                        secret_key, secret_keylen,
                                        secret_keyid, secret_keyidlen,
                                        NULL, NULL, NULL))
                goto end;
            /* NULL these because call absorbs them */
            secret_key = NULL;
            secret_keyid = NULL;
        }
        if (pwri_pass) {
            pwri_tmp = (unsigned char *)OPENSSL_strdup((char *)pwri_pass);
            if (!pwri_tmp)
                goto end;
            if (!CMS_add0_recipient_password(cms,
                                             -1, NID_undef, NID_undef,
                                             pwri_tmp, -1, NULL))
                goto end;
            pwri_tmp = NULL;
        }
        if (!(flags & CMS_STREAM)) {
            if (!CMS_final(cms, in, NULL, flags))
                goto end;
        }
    } else if (operation == SMIME_ENCRYPTED_ENCRYPT) {
        cms = CMS_EncryptedData_encrypt(in, cipher,
                                        secret_key, secret_keylen, flags);

    } else if (operation == SMIME_SIGN_RECEIPT) {
        CMS_ContentInfo *srcms = NULL;
        STACK_OF(CMS_SignerInfo) *sis;
        CMS_SignerInfo *si;
        sis = CMS_get0_SignerInfos(cms);
        if (!sis)
            goto end;
        si = sk_CMS_SignerInfo_value(sis, 0);
        srcms = CMS_sign_receipt(si, signer, key, other, flags);
        if (!srcms)
            goto end;
        CMS_ContentInfo_free(cms);
        cms = srcms;
    } else if (operation & SMIME_SIGNERS) {
        int i;
        /*
         * If detached data content we enable streaming if S/MIME output
         * format.
         */
        if (operation == SMIME_SIGN) {

            if (flags & CMS_DETACHED) {
                if (outformat == FORMAT_SMIME)
                    flags |= CMS_STREAM;
            }
            flags |= CMS_PARTIAL;
            cms = CMS_sign(NULL, NULL, other, in, flags);
            if (!cms)
                goto end;
            if (econtent_type)
                CMS_set1_eContentType(cms, econtent_type);

            if (rr_to) {
                rr = make_receipt_request(rr_to, rr_allorfirst, rr_from);
                if (!rr) {
                    BIO_puts(bio_err,
                             "Signed Receipt Request Creation Error\n");
                    goto end;
                }
            }
        } else
            flags |= CMS_REUSE_DIGEST;
        for (i = 0; i < sk_OPENSSL_STRING_num(sksigners); i++) {
            CMS_SignerInfo *si;
            cms_key_param *kparam;
            int tflags = flags;
            signerfile = sk_OPENSSL_STRING_value(sksigners, i);
            keyfile = sk_OPENSSL_STRING_value(skkeys, i);

            signer = load_cert(signerfile, FORMAT_PEM, "signer certificate");
            if (!signer)
                goto end;
            key = load_key(keyfile, keyform, 0, passin, e, "signing key file");
            if (!key)
                goto end;
            for (kparam = key_first; kparam; kparam = kparam->next) {
                if (kparam->idx == i) {
                    tflags |= CMS_KEY_PARAM;
                    break;
                }
            }
            si = CMS_add1_signer(cms, signer, key, sign_md, tflags);
            if (!si)
                goto end;
            if (kparam) {
                EVP_PKEY_CTX *pctx;
                pctx = CMS_SignerInfo_get0_pkey_ctx(si);
                if (!cms_set_pkey_param(pctx, kparam->param))
                    goto end;
            }
            if (rr && !CMS_add1_ReceiptRequest(si, rr))
                goto end;
            X509_free(signer);
            signer = NULL;
            EVP_PKEY_free(key);
            key = NULL;
        }
        /* If not streaming or resigning finalize structure */
        if ((operation == SMIME_SIGN) && !(flags & CMS_STREAM)) {
            if (!CMS_final(cms, in, NULL, flags))
                goto end;
        }
    }

    if (!cms) {
        BIO_printf(bio_err, "Error creating CMS structure\n");
        goto end;
    }

    ret = 4;
    if (operation == SMIME_DECRYPT) {
        if (flags & CMS_DEBUG_DECRYPT)
            CMS_decrypt(cms, NULL, NULL, NULL, NULL, flags);

        if (secret_key) {
            if (!CMS_decrypt_set1_key(cms,
                                      secret_key, secret_keylen,
                                      secret_keyid, secret_keyidlen)) {
                BIO_puts(bio_err, "Error decrypting CMS using secret key\n");
                goto end;
            }
        }

        if (key) {
            if (!CMS_decrypt_set1_pkey(cms, key, recip)) {
                BIO_puts(bio_err, "Error decrypting CMS using private key\n");
                goto end;
            }
        }

        if (pwri_pass) {
            if (!CMS_decrypt_set1_password(cms, pwri_pass, -1)) {
                BIO_puts(bio_err, "Error decrypting CMS using password\n");
                goto end;
            }
        }

        if (!CMS_decrypt(cms, NULL, NULL, indata, out, flags)) {
            BIO_printf(bio_err, "Error decrypting CMS structure\n");
            goto end;
        }
    } else if (operation == SMIME_DATAOUT) {
        if (!CMS_data(cms, out, flags))
            goto end;
    } else if (operation == SMIME_UNCOMPRESS) {
        if (!CMS_uncompress(cms, indata, out, flags))
            goto end;
    } else if (operation == SMIME_DIGEST_VERIFY) {
        if (CMS_digest_verify(cms, indata, out, flags) > 0)
            BIO_printf(bio_err, "Verification successful\n");
        else {
            BIO_printf(bio_err, "Verification failure\n");
            goto end;
        }
    } else if (operation == SMIME_ENCRYPTED_DECRYPT) {
        if (!CMS_EncryptedData_decrypt(cms, secret_key, secret_keylen,
                                       indata, out, flags))
            goto end;
    } else if (operation == SMIME_VERIFY) {
        if (CMS_verify(cms, other, store, indata, out, flags) > 0)
            BIO_printf(bio_err, "Verification successful\n");
        else {
            BIO_printf(bio_err, "Verification failure\n");
            if (verify_retcode)
                ret = verify_err + 32;
            goto end;
        }
        if (signerfile) {
            STACK_OF(X509) *signers;
            signers = CMS_get0_signers(cms);
            if (!save_certs(signerfile, signers)) {
                BIO_printf(bio_err,
                           "Error writing signers to %s\n", signerfile);
                ret = 5;
                goto end;
            }
            sk_X509_free(signers);
        }
        if (rr_print)
            receipt_request_print(cms);

    } else if (operation == SMIME_VERIFY_RECEIPT) {
        if (CMS_verify_receipt(rcms, cms, other, store, flags) > 0)
            BIO_printf(bio_err, "Verification successful\n");
        else {
            BIO_printf(bio_err, "Verification failure\n");
            goto end;
        }
    } else {
        if (noout) {
            if (print)
                CMS_ContentInfo_print_ctx(out, cms, 0, NULL);
        } else if (outformat == FORMAT_SMIME) {
            if (to)
                BIO_printf(out, "To: %s%s", to, mime_eol);
            if (from)
                BIO_printf(out, "From: %s%s", from, mime_eol);
            if (subject)
                BIO_printf(out, "Subject: %s%s", subject, mime_eol);
            if (operation == SMIME_RESIGN)
                ret = SMIME_write_CMS(out, cms, indata, flags);
            else
                ret = SMIME_write_CMS(out, cms, in, flags);
        } else if (outformat == FORMAT_PEM)
            ret = PEM_write_bio_CMS_stream(out, cms, in, flags);
        else if (outformat == FORMAT_ASN1)
            ret = i2d_CMS_bio_stream(out, cms, in, flags);
        else {
            BIO_printf(bio_err, "Bad output format for CMS file\n");
            goto end;
        }
        if (ret <= 0) {
            ret = 6;
            goto end;
        }
    }
    ret = 0;
 end:
    if (ret)
        ERR_print_errors(bio_err);
    if (need_rand)
        app_RAND_write_file(NULL);
    sk_X509_pop_free(encerts, X509_free);
    sk_X509_pop_free(other, X509_free);
    X509_VERIFY_PARAM_free(vpm);
    sk_OPENSSL_STRING_free(sksigners);
    sk_OPENSSL_STRING_free(skkeys);
    OPENSSL_free(secret_key);
    OPENSSL_free(secret_keyid);
    OPENSSL_free(pwri_tmp);
    ASN1_OBJECT_free(econtent_type);
    CMS_ReceiptRequest_free(rr);
    sk_OPENSSL_STRING_free(rr_to);
    sk_OPENSSL_STRING_free(rr_from);
    for (key_param = key_first; key_param;) {
        cms_key_param *tparam;
        sk_OPENSSL_STRING_free(key_param->param);
        tparam = key_param->next;
        OPENSSL_free(key_param);
        key_param = tparam;
    }
    X509_STORE_free(store);
    X509_free(cert);
    X509_free(recip);
    X509_free(signer);
    EVP_PKEY_free(key);
    CMS_ContentInfo_free(cms);
    CMS_ContentInfo_free(rcms);
    BIO_free(rctin);
    BIO_free(in);
    BIO_free(indata);
    BIO_free_all(out);
    OPENSSL_free(passin);
    return (ret);
}
Esempio n. 17
0
void
selene_conf_destroy(selene_conf_t *conf)
{
  X509_STORE_free(conf->trusted_cert_store);
  free(conf);
}
Esempio n. 18
0
int32_t mz_crypt_sign_verify(uint8_t *message, int32_t message_size, uint8_t *signature, int32_t signature_size)
{
    CMS_ContentInfo *cms = NULL;
    STACK_OF(X509) *signers = NULL;
    STACK_OF(X509) *intercerts = NULL;
    X509_STORE *cert_store = NULL;
    X509_LOOKUP *lookup = NULL;
    X509_STORE_CTX *store_ctx = NULL;
    BIO *message_bio = NULL;
    BIO *signature_bio = NULL;
    BUF_MEM *buf_mem = NULL;
    int32_t signer_count = 0;
    int32_t result = 0;
    int32_t i = 0;
    int32_t err = MZ_SIGN_ERROR;


    if (message == NULL || message_size == 0 || signature == NULL || signature_size == 0)
        return MZ_PARAM_ERROR;

    mz_crypt_init();

    cert_store = X509_STORE_new();

    X509_STORE_load_locations(cert_store, "cacert.pem", NULL);
    X509_STORE_set_default_paths(cert_store);

#if 0
    BIO *yy = BIO_new_file("xyz", "wb");
    BIO_write(yy, signature, signature_size);
    BIO_flush(yy);
    BIO_free(yy);
#endif

    lookup = X509_STORE_add_lookup(cert_store, X509_LOOKUP_file());   
    if (lookup != NULL)
        X509_LOOKUP_load_file(lookup, "cacert.pem", X509_FILETYPE_PEM);
    lookup = X509_STORE_add_lookup(cert_store, X509_LOOKUP_hash_dir());
    if (lookup != NULL)
        X509_LOOKUP_add_dir(lookup, NULL, X509_FILETYPE_DEFAULT);

    signature_bio = BIO_new_mem_buf(signature, signature_size);
    message_bio = BIO_new(BIO_s_mem());

    cms = d2i_CMS_bio(signature_bio, NULL);
    if (cms)
    {
        result = CMS_verify(cms, NULL, cert_store, NULL, message_bio, CMS_NO_SIGNER_CERT_VERIFY | CMS_BINARY);
        if (result)
            signers = CMS_get0_signers(cms);
        if (signers)
            intercerts = CMS_get1_certs(cms);
        if (intercerts)
        {
            /* Verify signer certificates */
            signer_count = sk_X509_num(signers);
            if (signer_count > 0)
                err = MZ_OK;

            for (i = 0; i < signer_count; i++)
            {
                store_ctx = X509_STORE_CTX_new();
                X509_STORE_CTX_init(store_ctx, cert_store, sk_X509_value(signers, i), intercerts);
                result = X509_verify_cert(store_ctx);
                if (store_ctx)
                    X509_STORE_CTX_free(store_ctx);

                if (!result)
                {
                    err = MZ_SIGN_ERROR;
                    break;
                }
            }
        }

        BIO_get_mem_ptr(message_bio, &buf_mem);

        if (err == MZ_OK)
        {
            /* Verify the message */
            if (((int32_t)buf_mem->length != message_size) || 
                (memcmp(buf_mem->data, message, message_size) != 0))
                err = MZ_SIGN_ERROR;
        }
    }

#if 0
    if (!result)
        printf(ERR_error_string(ERR_get_error(), NULL));
#endif

    if (cms)
        CMS_ContentInfo_free(cms);
    if (message_bio)
        BIO_free(message_bio);
    if (signature_bio)
        BIO_free(signature_bio);
    if (cert_store)
        X509_STORE_free(cert_store);

    return err;
}
Esempio n. 19
0
int crl_main(int argc, char **argv)
{
    X509_CRL *x = NULL;
    BIO *out = NULL;
    X509_STORE *store = NULL;
    X509_STORE_CTX *ctx = NULL;
    X509_LOOKUP *lookup = NULL;
    X509_OBJECT *xobj = NULL;
    EVP_PKEY *pkey;
    const EVP_MD *digest = EVP_sha1();
    unsigned long nmflag = 0;
    char nmflag_set = 0;
    char *infile = NULL, *outfile = NULL, *crldiff = NULL, *keyfile = NULL;
    const char *CAfile = NULL, *CApath = NULL, *prog;
    OPTION_CHOICE o;
    int hash = 0, issuer = 0, lastupdate = 0, nextupdate = 0, noout = 0;
    int informat = FORMAT_PEM, outformat = FORMAT_PEM, keyformat = FORMAT_PEM;
    int ret = 1, num = 0, badsig = 0, fingerprint = 0, crlnumber = 0;
    int text = 0, do_ver = 0, noCAfile = 0, noCApath = 0;
    int i;
#ifndef OPENSSL_NO_MD5
    int hash_old = 0;
#endif

    prog = opt_init(argc, argv, crl_options);
    while ((o = opt_next()) != OPT_EOF) {
        switch (o) {
        case OPT_EOF:
        case OPT_ERR:
 opthelp:
            BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
            goto end;
        case OPT_HELP:
            opt_help(crl_options);
            ret = 0;
            goto end;
        case OPT_INFORM:
            if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &informat))
                goto opthelp;
            break;
        case OPT_IN:
            infile = opt_arg();
            break;
        case OPT_OUTFORM:
            if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &outformat))
                goto opthelp;
            break;
        case OPT_OUT:
            outfile = opt_arg();
            break;
        case OPT_KEYFORM:
            if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &keyformat))
                goto opthelp;
            break;
        case OPT_KEY:
            keyfile = opt_arg();
            break;
        case OPT_GENDELTA:
            crldiff = opt_arg();
            break;
        case OPT_CAPATH:
            CApath = opt_arg();
            do_ver = 1;
            break;
        case OPT_CAFILE:
            CAfile = opt_arg();
            do_ver = 1;
            break;
        case OPT_NOCAPATH:
            noCApath =  1;
            break;
        case OPT_NOCAFILE:
            noCAfile =  1;
            break;
        case OPT_HASH_OLD:
#ifndef OPENSSL_NO_MD5
            hash_old = ++num;
#endif
            break;
        case OPT_VERIFY:
            do_ver = 1;
            break;
        case OPT_TEXT:
            text = 1;
            break;
        case OPT_HASH:
            hash = ++num;
            break;
        case OPT_ISSUER:
            issuer = ++num;
            break;
        case OPT_LASTUPDATE:
            lastupdate = ++num;
            break;
        case OPT_NEXTUPDATE:
            nextupdate = ++num;
            break;
        case OPT_NOOUT:
            noout = ++num;
            break;
        case OPT_FINGERPRINT:
            fingerprint = ++num;
            break;
        case OPT_CRLNUMBER:
            crlnumber = ++num;
            break;
        case OPT_BADSIG:
            badsig = 1;
            break;
        case OPT_NAMEOPT:
            nmflag_set = 1;
            if (!set_name_ex(&nmflag, opt_arg()))
                goto opthelp;
            break;
        case OPT_MD:
            if (!opt_md(opt_unknown(), &digest))
                goto opthelp;
        }
    }
    argc = opt_num_rest();
    if (argc != 0)
        goto opthelp;

    if (!nmflag_set)
        nmflag = XN_FLAG_ONELINE;

    x = load_crl(infile, informat);
    if (x == NULL)
        goto end;

    if (do_ver) {
        if ((store = setup_verify(CAfile, CApath, noCAfile, noCApath)) == NULL)
            goto end;
        lookup = X509_STORE_add_lookup(store, X509_LOOKUP_file());
        if (lookup == NULL)
            goto end;
        ctx = X509_STORE_CTX_new();
        if (ctx == NULL || !X509_STORE_CTX_init(ctx, store, NULL, NULL)) {
            BIO_printf(bio_err, "Error initialising X509 store\n");
            goto end;
        }

        xobj = X509_STORE_CTX_get_obj_by_subject(ctx, X509_LU_X509,
                                                 X509_CRL_get_issuer(x));
        if (xobj == NULL) {
            BIO_printf(bio_err, "Error getting CRL issuer certificate\n");
            goto end;
        }
        pkey = X509_get_pubkey(X509_OBJECT_get0_X509(xobj));
        X509_OBJECT_free(xobj);
        if (!pkey) {
            BIO_printf(bio_err, "Error getting CRL issuer public key\n");
            goto end;
        }
        i = X509_CRL_verify(x, pkey);
        EVP_PKEY_free(pkey);
        if (i < 0)
            goto end;
        if (i == 0)
            BIO_printf(bio_err, "verify failure\n");
        else
            BIO_printf(bio_err, "verify OK\n");
    }

    if (crldiff) {
        X509_CRL *newcrl, *delta;
        if (!keyfile) {
            BIO_puts(bio_err, "Missing CRL signing key\n");
            goto end;
        }
        newcrl = load_crl(crldiff, informat);
        if (!newcrl)
            goto end;
        pkey = load_key(keyfile, keyformat, 0, NULL, NULL, "CRL signing key");
        if (!pkey) {
            X509_CRL_free(newcrl);
            goto end;
        }
        delta = X509_CRL_diff(x, newcrl, pkey, digest, 0);
        X509_CRL_free(newcrl);
        EVP_PKEY_free(pkey);
        if (delta) {
            X509_CRL_free(x);
            x = delta;
        } else {
            BIO_puts(bio_err, "Error creating delta CRL\n");
            goto end;
        }
    }

    if (badsig) {
        const ASN1_BIT_STRING *sig;

        X509_CRL_get0_signature(x, &sig, NULL);
        corrupt_signature(sig);
    }

    if (num) {
        for (i = 1; i <= num; i++) {
            if (issuer == i) {
                print_name(bio_out, "issuer=", X509_CRL_get_issuer(x),
                           nmflag);
            }
            if (crlnumber == i) {
                ASN1_INTEGER *crlnum;
                crlnum = X509_CRL_get_ext_d2i(x, NID_crl_number, NULL, NULL);
                BIO_printf(bio_out, "crlNumber=");
                if (crlnum) {
                    i2a_ASN1_INTEGER(bio_out, crlnum);
                    ASN1_INTEGER_free(crlnum);
                } else
                    BIO_puts(bio_out, "<NONE>");
                BIO_printf(bio_out, "\n");
            }
            if (hash == i) {
                BIO_printf(bio_out, "%08lx\n",
                           X509_NAME_hash(X509_CRL_get_issuer(x)));
            }
#ifndef OPENSSL_NO_MD5
            if (hash_old == i) {
                BIO_printf(bio_out, "%08lx\n",
                           X509_NAME_hash_old(X509_CRL_get_issuer(x)));
            }
#endif
            if (lastupdate == i) {
                BIO_printf(bio_out, "lastUpdate=");
                ASN1_TIME_print(bio_out, X509_CRL_get0_lastUpdate(x));
                BIO_printf(bio_out, "\n");
            }
            if (nextupdate == i) {
                BIO_printf(bio_out, "nextUpdate=");
                if (X509_CRL_get0_nextUpdate(x))
                    ASN1_TIME_print(bio_out, X509_CRL_get0_nextUpdate(x));
                else
                    BIO_printf(bio_out, "NONE");
                BIO_printf(bio_out, "\n");
            }
            if (fingerprint == i) {
                int j;
                unsigned int n;
                unsigned char md[EVP_MAX_MD_SIZE];

                if (!X509_CRL_digest(x, digest, md, &n)) {
                    BIO_printf(bio_err, "out of memory\n");
                    goto end;
                }
                BIO_printf(bio_out, "%s Fingerprint=",
                           OBJ_nid2sn(EVP_MD_type(digest)));
                for (j = 0; j < (int)n; j++) {
                    BIO_printf(bio_out, "%02X%c", md[j], (j + 1 == (int)n)
                               ? '\n' : ':');
                }
            }
        }
    }
    out = bio_open_default(outfile, 'w', outformat);
    if (out == NULL)
        goto end;

    if (text)
        X509_CRL_print(out, x);

    if (noout) {
        ret = 0;
        goto end;
    }

    if (outformat == FORMAT_ASN1)
        i = (int)i2d_X509_CRL_bio(out, x);
    else
        i = PEM_write_bio_X509_CRL(out, x);
    if (!i) {
        BIO_printf(bio_err, "unable to write CRL\n");
        goto end;
    }
    ret = 0;

 end:
    if (ret != 0)
        ERR_print_errors(bio_err);
    BIO_free_all(out);
    X509_CRL_free(x);
    X509_STORE_CTX_free(ctx);
    X509_STORE_free(store);
    return (ret);
}
Esempio n. 20
0
int check_validity_of_cert(
    const char *cFile, const unsigned char *md5_md, unsigned char *sfileMsg,
    const int sfsize, const char* caPath
) {
    int retval = 0;
    X509 *cert;
    X509_STORE *store;
    X509_LOOKUP *lookup;
    X509_STORE_CTX *ctx = 0;
    EVP_PKEY *pubKey;
    BIO *bio;

    bio = BIO_new(BIO_s_file());
    BIO_read_filename(bio, cFile);
    if (NULL == (cert = PEM_read_bio_X509(bio, NULL, 0, NULL))) {
	    BIO_vfree(bio);
	    return 0;
    }
    // verify certificate
    store = X509_STORE_new();
    lookup = X509_STORE_add_lookup(store, X509_LOOKUP_hash_dir());
    X509_LOOKUP_add_dir(lookup, (char *)caPath, X509_FILETYPE_PEM);
    if ((ctx = X509_STORE_CTX_new()) != 0) {
        if (X509_STORE_CTX_init(ctx, store, cert, 0) == 1)
            retval = X509_verify_cert(ctx);
        X509_STORE_CTX_free(ctx);
    }
    X509_STORE_free(store);
    
    if (retval != 1) {
        fprintf(stderr,"ERROR: Cannot verify certificate ('%s')\n", cFile);
        return 0;
    }        
    pubKey = X509_get_pubkey(cert);
    if (!pubKey) {
        X509_free(cert);
        BIO_vfree(bio);
        return 0;
    }
    if (pubKey->type == EVP_PKEY_RSA) {
        BN_CTX *c = BN_CTX_new();
        if (!c) {
	        X509_free(cert);
	        EVP_PKEY_free(pubKey);
	        BIO_vfree(bio);
	        return 0;
	    }
	    if (!RSA_blinding_on(pubKey->pkey.rsa, c)) {
	        X509_free(cert);
	        EVP_PKEY_free(pubKey);
	        BIO_vfree(bio);
	        BN_CTX_free(c);
	        return 0;
	    }
	    retval = RSA_verify(NID_md5, md5_md, MD5_DIGEST_LENGTH, sfileMsg, sfsize, pubKey->pkey.rsa);
	    RSA_blinding_off(pubKey->pkey.rsa);
	    BN_CTX_free(c);
    }
    if (pubKey->type == EVP_PKEY_DSA) {
        fprintf(stderr, "ERROR: DSA keys are not supported.\n");
        return 0;
    }
    EVP_PKEY_free(pubKey);
    X509_free(cert);
    BIO_vfree(bio);
    return retval;
}
Esempio n. 21
0
int
easy_pkcs7_verify(const char *content, size_t len,
    const char *signature, size_t signature_len,
    const char *anchor, int is_pkg)
{
	STACK_OF(X509) *cert_chain, *signers;
	X509_STORE *store;
	BIO *sig, *in;
	PKCS7 *p7;
	int i, status;
	X509_NAME *name;
	char *subject;

	OpenSSL_add_all_algorithms();
	ERR_load_crypto_strings();

	status = -1;

	if (cert_chain_file)
		cert_chain = file_to_certs(cert_chain_file);
	else
		cert_chain = NULL;

	store = X509_STORE_new();
	if (store == NULL) {
		sk_X509_free(cert_chain);
		warnx("Failed to create certificate store");
		return -1;
	}

	X509_STORE_load_locations(store, anchor, NULL);

	in = BIO_new_mem_buf(__UNCONST(content), len);
	sig = BIO_new_mem_buf(__UNCONST(signature), signature_len);
	signers = NULL;

	p7 = PEM_read_bio_PKCS7(sig, NULL, NULL, NULL);
	if (p7 == NULL) {
		warnx("Failed to parse the signature");
		goto cleanup;
	}

	if (PKCS7_verify(p7, cert_chain, store, in, NULL, 0) != 1) {
		warnx("Failed to verify signature");
		goto cleanup;
	}

	signers = PKCS7_get0_signers(p7, NULL, 0);
	if (signers == NULL) {
		warnx("Failed to get signers");
		goto cleanup;
	}
    
	if (sk_X509_num(signers) == 0) {
		warnx("No signers found");
		goto cleanup;
	}

	for (i = 0; i < sk_X509_num(signers); i++) {
		/* Compute ex_xkusage */
		X509_check_purpose(sk_X509_value(signers, i), -1, -1);

		if (check_ca(sk_X509_value(signers, i))) {
			warnx("CA keys are not valid for signatures");
			goto cleanup;
		}
		if (is_pkg) {
			if (sk_X509_value(signers, i)->ex_xkusage != pkg_key_usage) {
				warnx("Certificate must have CODE SIGNING "
				    "and EMAIL PROTECTION property");
				goto cleanup;
			}
		} else {
			if (sk_X509_value(signers, i)->ex_xkusage != 0) {
				warnx("Certificate must not have any property");
				goto cleanup;
			}
		}
	}

	printf("Sigature ok, signed by:\n");

	for (i = 0; i < sk_X509_num(signers); i++) {
		name = X509_get_subject_name(sk_X509_value(signers, i));
		subject = X509_NAME_oneline(name, NULL, 0);

		printf("\t%s\n", subject);

		OPENSSL_free(subject);
	}

	status = 0;

cleanup:
	sk_X509_free(cert_chain);
	sk_X509_free(signers);
	X509_STORE_free(store);

	PKCS7_free(p7);
	BIO_free(in);
	BIO_free(sig);

	return status;
}
Esempio n. 22
0
int MAIN(int argc, char **argv)
{
    ENGINE *e = NULL;
    int i, ret = 1, badarg = 0;
    char *CApath = NULL, *CAfile = NULL;
    char *untfile = NULL, *trustfile = NULL, *crlfile = NULL;
    STACK_OF(X509) *untrusted = NULL, *trusted = NULL;
    STACK_OF(X509_CRL) *crls = NULL;
    X509_STORE *cert_ctx = NULL;
    X509_LOOKUP *lookup = NULL;
    X509_VERIFY_PARAM *vpm = NULL;
    int crl_download = 0;
#ifndef OPENSSL_NO_ENGINE
    char *engine = NULL;
#endif

    cert_ctx = X509_STORE_new();
    if (cert_ctx == NULL)
        goto end;
    X509_STORE_set_verify_cb(cert_ctx, cb);

    ERR_load_crypto_strings();

    apps_startup();

    if (bio_err == NULL)
        if ((bio_err = BIO_new(BIO_s_file())) != NULL)
            BIO_set_fp(bio_err, stderr, BIO_NOCLOSE | BIO_FP_TEXT);

    if (!load_config(bio_err, NULL))
        goto end;

    argc--;
    argv++;
    for (;;) {
        if (argc >= 1) {
            if (strcmp(*argv, "-CApath") == 0) {
                if (argc-- < 1)
                    goto end;
                CApath = *(++argv);
            } else if (strcmp(*argv, "-CAfile") == 0) {
                if (argc-- < 1)
                    goto end;
                CAfile = *(++argv);
            } else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm)) {
                if (badarg)
                    goto end;
                continue;
            } else if (strcmp(*argv, "-untrusted") == 0) {
                if (argc-- < 1)
                    goto end;
                untfile = *(++argv);
            } else if (strcmp(*argv, "-trusted") == 0) {
                if (argc-- < 1)
                    goto end;
                trustfile = *(++argv);
            } else if (strcmp(*argv, "-CRLfile") == 0) {
                if (argc-- < 1)
                    goto end;
                crlfile = *(++argv);
            } else if (strcmp(*argv, "-crl_download") == 0)
                crl_download = 1;
#ifndef OPENSSL_NO_ENGINE
            else if (strcmp(*argv, "-engine") == 0) {
                if (--argc < 1)
                    goto end;
                engine = *(++argv);
            }
#endif
            else if (strcmp(*argv, "-help") == 0)
                goto end;
            else if (strcmp(*argv, "-verbose") == 0)
                v_verbose = 1;
            else if (argv[0][0] == '-')
                goto end;
            else
                break;
            argc--;
            argv++;
        } else
            break;
    }

#ifndef OPENSSL_NO_ENGINE
    e = setup_engine(bio_err, engine, 0);
#endif

    if (vpm)
        X509_STORE_set1_param(cert_ctx, vpm);

    lookup = X509_STORE_add_lookup(cert_ctx, X509_LOOKUP_file());
    if (lookup == NULL)
        abort();
    if (CAfile) {
        i = X509_LOOKUP_load_file(lookup, CAfile, X509_FILETYPE_PEM);
        if (!i) {
            BIO_printf(bio_err, "Error loading file %s\n", CAfile);
            ERR_print_errors(bio_err);
            goto end;
        }
    } else
        X509_LOOKUP_load_file(lookup, NULL, X509_FILETYPE_DEFAULT);

    lookup = X509_STORE_add_lookup(cert_ctx, X509_LOOKUP_hash_dir());
    if (lookup == NULL)
        abort();
    if (CApath) {
        i = X509_LOOKUP_add_dir(lookup, CApath, X509_FILETYPE_PEM);
        if (!i) {
            BIO_printf(bio_err, "Error loading directory %s\n", CApath);
            ERR_print_errors(bio_err);
            goto end;
        }
    } else
        X509_LOOKUP_add_dir(lookup, NULL, X509_FILETYPE_DEFAULT);

    ERR_clear_error();

    if (untfile) {
        untrusted = load_certs(bio_err, untfile, FORMAT_PEM,
                               NULL, e, "untrusted certificates");
        if (!untrusted)
            goto end;
    }

    if (trustfile) {
        trusted = load_certs(bio_err, trustfile, FORMAT_PEM,
                             NULL, e, "trusted certificates");
        if (!trusted)
            goto end;
    }

    if (crlfile) {
        crls = load_crls(bio_err, crlfile, FORMAT_PEM, NULL, e, "other CRLs");
        if (!crls)
            goto end;
    }

    ret = 0;

    if (crl_download)
        store_setup_crl_download(cert_ctx);
    if (argc < 1) {
        if (1 != check(cert_ctx, NULL, untrusted, trusted, crls, e))
            ret = -1;
    } else {
        for (i = 0; i < argc; i++)
            if (1 != check(cert_ctx, argv[i], untrusted, trusted, crls, e))
                ret = -1;
    }

 end:
    if (ret == 1) {
        BIO_printf(bio_err,
                   "usage: verify [-verbose] [-CApath path] [-CAfile file] [-purpose purpose] [-crl_check]");
        BIO_printf(bio_err, " [-no_alt_chains] [-attime timestamp]");
#ifndef OPENSSL_NO_ENGINE
        BIO_printf(bio_err, " [-engine e]");
#endif
        BIO_printf(bio_err, " cert1 cert2 ...\n");

        BIO_printf(bio_err, "recognized usages:\n");
        for (i = 0; i < X509_PURPOSE_get_count(); i++) {
            X509_PURPOSE *ptmp;
            ptmp = X509_PURPOSE_get0(i);
            BIO_printf(bio_err, "\t%-10s\t%s\n",
                       X509_PURPOSE_get0_sname(ptmp),
                       X509_PURPOSE_get0_name(ptmp));
        }
    }
    if (vpm)
        X509_VERIFY_PARAM_free(vpm);
    if (cert_ctx != NULL)
        X509_STORE_free(cert_ctx);
    sk_X509_pop_free(untrusted, X509_free);
    sk_X509_pop_free(trusted, X509_free);
    sk_X509_CRL_pop_free(crls, X509_CRL_free);
    apps_shutdown();
    OPENSSL_EXIT(ret < 0 ? 2 : ret);
}
Esempio n. 23
0
File: x509.c Progetto: 274914765/C
int MAIN (int argc, char **argv)
{
    ENGINE *e = NULL;

    int ret = 1;

    X509_REQ *req = NULL;

    X509 *x = NULL, *xca = NULL;

    ASN1_OBJECT *objtmp;

    STACK_OF (OPENSSL_STRING) * sigopts = NULL;
    EVP_PKEY *Upkey = NULL, *CApkey = NULL;

    ASN1_INTEGER *sno = NULL;

    int i, num, badops = 0;

    BIO *out = NULL;

    BIO *STDout = NULL;

    STACK_OF (ASN1_OBJECT) * trust = NULL, *reject = NULL;
    int informat, outformat, keyformat, CAformat, CAkeyformat;

    char *infile = NULL, *outfile = NULL, *keyfile = NULL, *CAfile = NULL;

    char *CAkeyfile = NULL, *CAserial = NULL;

    char *alias = NULL;

    int text = 0, serial = 0, subject = 0, issuer = 0, startdate = 0, enddate = 0;

    int next_serial = 0;

    int subject_hash = 0, issuer_hash = 0, ocspid = 0;

#ifndef OPENSSL_NO_MD5
    int subject_hash_old = 0, issuer_hash_old = 0;
#endif
    int noout = 0, sign_flag = 0, CA_flag = 0, CA_createserial = 0, email = 0;

    int ocsp_uri = 0;

    int trustout = 0, clrtrust = 0, clrreject = 0, aliasout = 0, clrext = 0;

    int C = 0;

    int x509req = 0, days = DEF_DAYS, modulus = 0, pubkey = 0;

    int pprint = 0;

    const char **pp;

    X509_STORE *ctx = NULL;

    X509_REQ *rq = NULL;

    int fingerprint = 0;

    char buf[256];

    const EVP_MD *md_alg, *digest = NULL;

    CONF *extconf = NULL;

    char *extsect = NULL, *extfile = NULL, *passin = NULL, *passargin = NULL;

    int need_rand = 0;

    int checkend = 0, checkoffset = 0;

    unsigned long nmflag = 0, certflag = 0;

#ifndef OPENSSL_NO_ENGINE
    char *engine = NULL;
#endif

    reqfile = 0;

    apps_startup ();

    if (bio_err == NULL)
        bio_err = BIO_new_fp (stderr, BIO_NOCLOSE);

    if (!load_config (bio_err, NULL))
        goto end;
    STDout = BIO_new_fp (stdout, BIO_NOCLOSE);
#ifdef OPENSSL_SYS_VMS
    {
        BIO *tmpbio = BIO_new (BIO_f_linebuffer ());

        STDout = BIO_push (tmpbio, STDout);
    }
#endif

    informat = FORMAT_PEM;
    outformat = FORMAT_PEM;
    keyformat = FORMAT_PEM;
    CAformat = FORMAT_PEM;
    CAkeyformat = FORMAT_PEM;

    ctx = X509_STORE_new ();
    if (ctx == NULL)
        goto end;
    X509_STORE_set_verify_cb (ctx, callb);

    argc--;
    argv++;
    num = 0;
    while (argc >= 1)
    {
        if (strcmp (*argv, "-inform") == 0)
        {
            if (--argc < 1)
                goto bad;
            informat = str2fmt (*(++argv));
        }
        else if (strcmp (*argv, "-outform") == 0)
        {
            if (--argc < 1)
                goto bad;
            outformat = str2fmt (*(++argv));
        }
        else if (strcmp (*argv, "-keyform") == 0)
        {
            if (--argc < 1)
                goto bad;
            keyformat = str2fmt (*(++argv));
        }
        else if (strcmp (*argv, "-req") == 0)
        {
            reqfile = 1;
            need_rand = 1;
        }
        else if (strcmp (*argv, "-CAform") == 0)
        {
            if (--argc < 1)
                goto bad;
            CAformat = str2fmt (*(++argv));
        }
        else if (strcmp (*argv, "-CAkeyform") == 0)
        {
            if (--argc < 1)
                goto bad;
            CAkeyformat = str2fmt (*(++argv));
        }
        else if (strcmp (*argv, "-sigopt") == 0)
        {
            if (--argc < 1)
                goto bad;
            if (!sigopts)
                sigopts = sk_OPENSSL_STRING_new_null ();
            if (!sigopts || !sk_OPENSSL_STRING_push (sigopts, *(++argv)))
                goto bad;
        }
        else if (strcmp (*argv, "-days") == 0)
        {
            if (--argc < 1)
                goto bad;
            days = atoi (*(++argv));
            if (days == 0)
            {
                BIO_printf (bio_err, "bad number of days\n");
                goto bad;
            }
        }
        else if (strcmp (*argv, "-passin") == 0)
        {
            if (--argc < 1)
                goto bad;
            passargin = *(++argv);
        }
        else if (strcmp (*argv, "-extfile") == 0)
        {
            if (--argc < 1)
                goto bad;
            extfile = *(++argv);
        }
        else if (strcmp (*argv, "-extensions") == 0)
        {
            if (--argc < 1)
                goto bad;
            extsect = *(++argv);
        }
        else if (strcmp (*argv, "-in") == 0)
        {
            if (--argc < 1)
                goto bad;
            infile = *(++argv);
        }
        else if (strcmp (*argv, "-out") == 0)
        {
            if (--argc < 1)
                goto bad;
            outfile = *(++argv);
        }
        else if (strcmp (*argv, "-signkey") == 0)
        {
            if (--argc < 1)
                goto bad;
            keyfile = *(++argv);
            sign_flag = ++num;
            need_rand = 1;
        }
        else if (strcmp (*argv, "-CA") == 0)
        {
            if (--argc < 1)
                goto bad;
            CAfile = *(++argv);
            CA_flag = ++num;
            need_rand = 1;
        }
        else if (strcmp (*argv, "-CAkey") == 0)
        {
            if (--argc < 1)
                goto bad;
            CAkeyfile = *(++argv);
        }
        else if (strcmp (*argv, "-CAserial") == 0)
        {
            if (--argc < 1)
                goto bad;
            CAserial = *(++argv);
        }
        else if (strcmp (*argv, "-set_serial") == 0)
        {
            if (--argc < 1)
                goto bad;
            if (!(sno = s2i_ASN1_INTEGER (NULL, *(++argv))))
                goto bad;
        }
        else if (strcmp (*argv, "-addtrust") == 0)
        {
            if (--argc < 1)
                goto bad;
            if (!(objtmp = OBJ_txt2obj (*(++argv), 0)))
            {
                BIO_printf (bio_err, "Invalid trust object value %s\n", *argv);
                goto bad;
            }
            if (!trust)
                trust = sk_ASN1_OBJECT_new_null ();
            sk_ASN1_OBJECT_push (trust, objtmp);
            trustout = 1;
        }
        else if (strcmp (*argv, "-addreject") == 0)
        {
            if (--argc < 1)
                goto bad;
            if (!(objtmp = OBJ_txt2obj (*(++argv), 0)))
            {
                BIO_printf (bio_err, "Invalid reject object value %s\n", *argv);
                goto bad;
            }
            if (!reject)
                reject = sk_ASN1_OBJECT_new_null ();
            sk_ASN1_OBJECT_push (reject, objtmp);
            trustout = 1;
        }
        else if (strcmp (*argv, "-setalias") == 0)
        {
            if (--argc < 1)
                goto bad;
            alias = *(++argv);
            trustout = 1;
        }
        else if (strcmp (*argv, "-certopt") == 0)
        {
            if (--argc < 1)
                goto bad;
            if (!set_cert_ex (&certflag, *(++argv)))
                goto bad;
        }
        else if (strcmp (*argv, "-nameopt") == 0)
        {
            if (--argc < 1)
                goto bad;
            if (!set_name_ex (&nmflag, *(++argv)))
                goto bad;
        }
#ifndef OPENSSL_NO_ENGINE
        else if (strcmp (*argv, "-engine") == 0)
        {
            if (--argc < 1)
                goto bad;
            engine = *(++argv);
        }
#endif
        else if (strcmp (*argv, "-C") == 0)
            C = ++num;
        else if (strcmp (*argv, "-email") == 0)
            email = ++num;
        else if (strcmp (*argv, "-ocsp_uri") == 0)
            ocsp_uri = ++num;
        else if (strcmp (*argv, "-serial") == 0)
            serial = ++num;
        else if (strcmp (*argv, "-next_serial") == 0)
            next_serial = ++num;
        else if (strcmp (*argv, "-modulus") == 0)
            modulus = ++num;
        else if (strcmp (*argv, "-pubkey") == 0)
            pubkey = ++num;
        else if (strcmp (*argv, "-x509toreq") == 0)
            x509req = ++num;
        else if (strcmp (*argv, "-text") == 0)
            text = ++num;
        else if (strcmp (*argv, "-hash") == 0 || strcmp (*argv, "-subject_hash") == 0)
            subject_hash = ++num;
#ifndef OPENSSL_NO_MD5
        else if (strcmp (*argv, "-subject_hash_old") == 0)
            subject_hash_old = ++num;
#endif
        else if (strcmp (*argv, "-issuer_hash") == 0)
            issuer_hash = ++num;
#ifndef OPENSSL_NO_MD5
        else if (strcmp (*argv, "-issuer_hash_old") == 0)
            issuer_hash_old = ++num;
#endif
        else if (strcmp (*argv, "-subject") == 0)
            subject = ++num;
        else if (strcmp (*argv, "-issuer") == 0)
            issuer = ++num;
        else if (strcmp (*argv, "-fingerprint") == 0)
            fingerprint = ++num;
        else if (strcmp (*argv, "-dates") == 0)
        {
            startdate = ++num;
            enddate = ++num;
        }
        else if (strcmp (*argv, "-purpose") == 0)
            pprint = ++num;
        else if (strcmp (*argv, "-startdate") == 0)
            startdate = ++num;
        else if (strcmp (*argv, "-enddate") == 0)
            enddate = ++num;
        else if (strcmp (*argv, "-checkend") == 0)
        {
            if (--argc < 1)
                goto bad;
            checkoffset = atoi (*(++argv));
            checkend = 1;
        }
        else if (strcmp (*argv, "-noout") == 0)
            noout = ++num;
        else if (strcmp (*argv, "-trustout") == 0)
            trustout = 1;
        else if (strcmp (*argv, "-clrtrust") == 0)
            clrtrust = ++num;
        else if (strcmp (*argv, "-clrreject") == 0)
            clrreject = ++num;
        else if (strcmp (*argv, "-alias") == 0)
            aliasout = ++num;
        else if (strcmp (*argv, "-CAcreateserial") == 0)
            CA_createserial = ++num;
        else if (strcmp (*argv, "-clrext") == 0)
            clrext = 1;
#if 1                            /* stay backwards-compatible with 0.9.5; this should go away soon */
        else if (strcmp (*argv, "-crlext") == 0)
        {
            BIO_printf (bio_err, "use -clrext instead of -crlext\n");
            clrext = 1;
        }
#endif
        else if (strcmp (*argv, "-ocspid") == 0)
            ocspid = ++num;
        else if ((md_alg = EVP_get_digestbyname (*argv + 1)))
        {
            /* ok */
            digest = md_alg;
        }
        else
        {
            BIO_printf (bio_err, "unknown option %s\n", *argv);
            badops = 1;
            break;
        }
        argc--;
        argv++;
    }

    if (badops)
    {
      bad:
        for (pp = x509_usage; (*pp != NULL); pp++)
            BIO_printf (bio_err, "%s", *pp);
        goto end;
    }

#ifndef OPENSSL_NO_ENGINE
    e = setup_engine (bio_err, engine, 0);
#endif

    if (need_rand)
        app_RAND_load_file (NULL, bio_err, 0);

    ERR_load_crypto_strings ();

    if (!app_passwd (bio_err, passargin, NULL, &passin, NULL))
    {
        BIO_printf (bio_err, "Error getting password\n");
        goto end;
    }

    if (!X509_STORE_set_default_paths (ctx))
    {
        ERR_print_errors (bio_err);
        goto end;
    }

    if ((CAkeyfile == NULL) && (CA_flag) && (CAformat == FORMAT_PEM))
    {
        CAkeyfile = CAfile;
    }
    else if ((CA_flag) && (CAkeyfile == NULL))
    {
        BIO_printf (bio_err, "need to specify a CAkey if using the CA command\n");
        goto end;
    }

    if (extfile)
    {
        long errorline = -1;

        X509V3_CTX ctx2;

        extconf = NCONF_new (NULL);
        if (!NCONF_load (extconf, extfile, &errorline))
        {
            if (errorline <= 0)
                BIO_printf (bio_err, "error loading the config file '%s'\n", extfile);
            else
                BIO_printf (bio_err, "error on line %ld of config file '%s'\n", errorline, extfile);
            goto end;
        }
        if (!extsect)
        {
            extsect = NCONF_get_string (extconf, "default", "extensions");
            if (!extsect)
            {
                ERR_clear_error ();
                extsect = "default";
            }
        }
        X509V3_set_ctx_test (&ctx2);
        X509V3_set_nconf (&ctx2, extconf);
        if (!X509V3_EXT_add_nconf (extconf, &ctx2, extsect, NULL))
        {
            BIO_printf (bio_err, "Error Loading extension section %s\n", extsect);
            ERR_print_errors (bio_err);
            goto end;
        }
    }


    if (reqfile)
    {
        EVP_PKEY *pkey;

        BIO *in;

        if (!sign_flag && !CA_flag)
        {
            BIO_printf (bio_err, "We need a private key to sign with\n");
            goto end;
        }
        in = BIO_new (BIO_s_file ());
        if (in == NULL)
        {
            ERR_print_errors (bio_err);
            goto end;
        }

        if (infile == NULL)
            BIO_set_fp (in, stdin, BIO_NOCLOSE | BIO_FP_TEXT);
        else
        {
            if (BIO_read_filename (in, infile) <= 0)
            {
                perror (infile);
                BIO_free (in);
                goto end;
            }
        }
        req = PEM_read_bio_X509_REQ (in, NULL, NULL, NULL);
        BIO_free (in);

        if (req == NULL)
        {
            ERR_print_errors (bio_err);
            goto end;
        }

        if ((req->req_info == NULL) ||
            (req->req_info->pubkey == NULL) ||
            (req->req_info->pubkey->public_key == NULL) || (req->req_info->pubkey->public_key->data == NULL))
        {
            BIO_printf (bio_err, "The certificate request appears to corrupted\n");
            BIO_printf (bio_err, "It does not contain a public key\n");
            goto end;
        }
        if ((pkey = X509_REQ_get_pubkey (req)) == NULL)
        {
            BIO_printf (bio_err, "error unpacking public key\n");
            goto end;
        }
        i = X509_REQ_verify (req, pkey);
        EVP_PKEY_free (pkey);
        if (i < 0)
        {
            BIO_printf (bio_err, "Signature verification error\n");
            ERR_print_errors (bio_err);
            goto end;
        }
        if (i == 0)
        {
            BIO_printf (bio_err, "Signature did not match the certificate request\n");
            goto end;
        }
        else
            BIO_printf (bio_err, "Signature ok\n");

        print_name (bio_err, "subject=", X509_REQ_get_subject_name (req), nmflag);

        if ((x = X509_new ()) == NULL)
            goto end;

        if (sno == NULL)
        {
            sno = ASN1_INTEGER_new ();
            if (!sno || !rand_serial (NULL, sno))
                goto end;
            if (!X509_set_serialNumber (x, sno))
                goto end;
            ASN1_INTEGER_free (sno);
            sno = NULL;
        }
        else if (!X509_set_serialNumber (x, sno))
            goto end;

        if (!X509_set_issuer_name (x, req->req_info->subject))
            goto end;
        if (!X509_set_subject_name (x, req->req_info->subject))
            goto end;

        X509_gmtime_adj (X509_get_notBefore (x), 0);
        X509_time_adj_ex (X509_get_notAfter (x), days, 0, NULL);

        pkey = X509_REQ_get_pubkey (req);
        X509_set_pubkey (x, pkey);
        EVP_PKEY_free (pkey);
    }
    else
        x = load_cert (bio_err, infile, informat, NULL, e, "Certificate");

    if (x == NULL)
        goto end;
    if (CA_flag)
    {
        xca = load_cert (bio_err, CAfile, CAformat, NULL, e, "CA Certificate");
        if (xca == NULL)
            goto end;
    }

    if (!noout || text || next_serial)
    {
        OBJ_create ("2.99999.3", "SET.ex3", "SET x509v3 extension 3");

        out = BIO_new (BIO_s_file ());
        if (out == NULL)
        {
            ERR_print_errors (bio_err);
            goto end;
        }
        if (outfile == NULL)
        {
            BIO_set_fp (out, stdout, BIO_NOCLOSE);
#ifdef OPENSSL_SYS_VMS
            {
                BIO *tmpbio = BIO_new (BIO_f_linebuffer ());

                out = BIO_push (tmpbio, out);
            }
#endif
        }
        else
        {
            if (BIO_write_filename (out, outfile) <= 0)
            {
                perror (outfile);
                goto end;
            }
        }
    }

    if (alias)
        X509_alias_set1 (x, (unsigned char *) alias, -1);

    if (clrtrust)
        X509_trust_clear (x);
    if (clrreject)
        X509_reject_clear (x);

    if (trust)
    {
        for (i = 0; i < sk_ASN1_OBJECT_num (trust); i++)
        {
            objtmp = sk_ASN1_OBJECT_value (trust, i);
            X509_add1_trust_object (x, objtmp);
        }
    }

    if (reject)
    {
        for (i = 0; i < sk_ASN1_OBJECT_num (reject); i++)
        {
            objtmp = sk_ASN1_OBJECT_value (reject, i);
            X509_add1_reject_object (x, objtmp);
        }
    }

    if (num)
    {
        for (i = 1; i <= num; i++)
        {
            if (issuer == i)
            {
                print_name (STDout, "issuer= ", X509_get_issuer_name (x), nmflag);
            }
            else if (subject == i)
            {
                print_name (STDout, "subject= ", X509_get_subject_name (x), nmflag);
            }
            else if (serial == i)
            {
                BIO_printf (STDout, "serial=");
                i2a_ASN1_INTEGER (STDout, X509_get_serialNumber (x));
                BIO_printf (STDout, "\n");
            }
            else if (next_serial == i)
            {
                BIGNUM *bnser;

                ASN1_INTEGER *ser;

                ser = X509_get_serialNumber (x);
                bnser = ASN1_INTEGER_to_BN (ser, NULL);
                if (!bnser)
                    goto end;
                if (!BN_add_word (bnser, 1))
                    goto end;
                ser = BN_to_ASN1_INTEGER (bnser, NULL);
                if (!ser)
                    goto end;
                BN_free (bnser);
                i2a_ASN1_INTEGER (out, ser);
                ASN1_INTEGER_free (ser);
                BIO_puts (out, "\n");
            }
            else if ((email == i) || (ocsp_uri == i))
            {
                int j;

                STACK_OF (OPENSSL_STRING) * emlst;
                if (email == i)
                    emlst = X509_get1_email (x);
                else
                    emlst = X509_get1_ocsp (x);
                for (j = 0; j < sk_OPENSSL_STRING_num (emlst); j++)
                    BIO_printf (STDout, "%s\n", sk_OPENSSL_STRING_value (emlst, j));
                X509_email_free (emlst);
            }
            else if (aliasout == i)
            {
                unsigned char *alstr;

                alstr = X509_alias_get0 (x, NULL);
                if (alstr)
                    BIO_printf (STDout, "%s\n", alstr);
                else
                    BIO_puts (STDout, "<No Alias>\n");
            }
            else if (subject_hash == i)
            {
                BIO_printf (STDout, "%08lx\n", X509_subject_name_hash (x));
            }
#ifndef OPENSSL_NO_MD5
            else if (subject_hash_old == i)
            {
                BIO_printf (STDout, "%08lx\n", X509_subject_name_hash_old (x));
            }
#endif
            else if (issuer_hash == i)
            {
                BIO_printf (STDout, "%08lx\n", X509_issuer_name_hash (x));
            }
#ifndef OPENSSL_NO_MD5
            else if (issuer_hash_old == i)
            {
                BIO_printf (STDout, "%08lx\n", X509_issuer_name_hash_old (x));
            }
#endif
            else if (pprint == i)
            {
                X509_PURPOSE *ptmp;

                int j;

                BIO_printf (STDout, "Certificate purposes:\n");
                for (j = 0; j < X509_PURPOSE_get_count (); j++)
                {
                    ptmp = X509_PURPOSE_get0 (j);
                    purpose_print (STDout, x, ptmp);
                }
            }
            else if (modulus == i)
            {
                EVP_PKEY *pkey;

                pkey = X509_get_pubkey (x);
                if (pkey == NULL)
                {
                    BIO_printf (bio_err, "Modulus=unavailable\n");
                    ERR_print_errors (bio_err);
                    goto end;
                }
                BIO_printf (STDout, "Modulus=");
#ifndef OPENSSL_NO_RSA
                if (pkey->type == EVP_PKEY_RSA)
                    BN_print (STDout, pkey->pkey.rsa->n);
                else
#endif
#ifndef OPENSSL_NO_DSA
                if (pkey->type == EVP_PKEY_DSA)
                    BN_print (STDout, pkey->pkey.dsa->pub_key);
                else
#endif
                    BIO_printf (STDout, "Wrong Algorithm type");
                BIO_printf (STDout, "\n");
                EVP_PKEY_free (pkey);
            }
            else if (pubkey == i)
            {
                EVP_PKEY *pkey;

                pkey = X509_get_pubkey (x);
                if (pkey == NULL)
                {
                    BIO_printf (bio_err, "Error getting public key\n");
                    ERR_print_errors (bio_err);
                    goto end;
                }
                PEM_write_bio_PUBKEY (STDout, pkey);
                EVP_PKEY_free (pkey);
            }
            else if (C == i)
            {
                unsigned char *d;

                char *m;

                int y, z;

                X509_NAME_oneline (X509_get_subject_name (x), buf, sizeof buf);
                BIO_printf (STDout, "/* subject:%s */\n", buf);
                m = X509_NAME_oneline (X509_get_issuer_name (x), buf, sizeof buf);
                BIO_printf (STDout, "/* issuer :%s */\n", buf);

                z = i2d_X509 (x, NULL);
                m = OPENSSL_malloc (z);

                d = (unsigned char *) m;
                z = i2d_X509_NAME (X509_get_subject_name (x), &d);
                BIO_printf (STDout, "unsigned char XXX_subject_name[%d]={\n", z);
                d = (unsigned char *) m;
                for (y = 0; y < z; y++)
                {
                    BIO_printf (STDout, "0x%02X,", d[y]);
                    if ((y & 0x0f) == 0x0f)
                        BIO_printf (STDout, "\n");
                }
                if (y % 16 != 0)
                    BIO_printf (STDout, "\n");
                BIO_printf (STDout, "};\n");

                z = i2d_X509_PUBKEY (X509_get_X509_PUBKEY (x), &d);
                BIO_printf (STDout, "unsigned char XXX_public_key[%d]={\n", z);
                d = (unsigned char *) m;
                for (y = 0; y < z; y++)
                {
                    BIO_printf (STDout, "0x%02X,", d[y]);
                    if ((y & 0x0f) == 0x0f)
                        BIO_printf (STDout, "\n");
                }
                if (y % 16 != 0)
                    BIO_printf (STDout, "\n");
                BIO_printf (STDout, "};\n");

                z = i2d_X509 (x, &d);
                BIO_printf (STDout, "unsigned char XXX_certificate[%d]={\n", z);
                d = (unsigned char *) m;
                for (y = 0; y < z; y++)
                {
                    BIO_printf (STDout, "0x%02X,", d[y]);
                    if ((y & 0x0f) == 0x0f)
                        BIO_printf (STDout, "\n");
                }
                if (y % 16 != 0)
                    BIO_printf (STDout, "\n");
                BIO_printf (STDout, "};\n");

                OPENSSL_free (m);
            }
            else if (text == i)
            {
                X509_print_ex (STDout, x, nmflag, certflag);
            }
            else if (startdate == i)
            {
                BIO_puts (STDout, "notBefore=");
                ASN1_TIME_print (STDout, X509_get_notBefore (x));
                BIO_puts (STDout, "\n");
            }
            else if (enddate == i)
            {
                BIO_puts (STDout, "notAfter=");
                ASN1_TIME_print (STDout, X509_get_notAfter (x));
                BIO_puts (STDout, "\n");
            }
            else if (fingerprint == i)
            {
                int j;

                unsigned int n;

                unsigned char md[EVP_MAX_MD_SIZE];

                const EVP_MD *fdig = digest;

                if (!fdig)
                    fdig = EVP_sha1 ();

                if (!X509_digest (x, fdig, md, &n))
                {
                    BIO_printf (bio_err, "out of memory\n");
                    goto end;
                }
                BIO_printf (STDout, "%s Fingerprint=", OBJ_nid2sn (EVP_MD_type (fdig)));
                for (j = 0; j < (int) n; j++)
                {
                    BIO_printf (STDout, "%02X%c", md[j], (j + 1 == (int) n) ? '\n' : ':');
                }
            }

            /* should be in the library */
            else if ((sign_flag == i) && (x509req == 0))
            {
                BIO_printf (bio_err, "Getting Private key\n");
                if (Upkey == NULL)
                {
                    Upkey = load_key (bio_err, keyfile, keyformat, 0, passin, e, "Private key");
                    if (Upkey == NULL)
                        goto end;
                }

                assert (need_rand);
                if (!sign (x, Upkey, days, clrext, digest, extconf, extsect))
                    goto end;
            }
            else if (CA_flag == i)
            {
                BIO_printf (bio_err, "Getting CA Private Key\n");
                if (CAkeyfile != NULL)
                {
                    CApkey = load_key (bio_err, CAkeyfile, CAkeyformat, 0, passin, e, "CA Private Key");
                    if (CApkey == NULL)
                        goto end;
                }

                assert (need_rand);
                if (!x509_certify (ctx, CAfile, digest, x, xca,
                                   CApkey, sigopts, CAserial, CA_createserial, days, clrext, extconf, extsect, sno))
                    goto end;
            }
            else if (x509req == i)
            {
                EVP_PKEY *pk;

                BIO_printf (bio_err, "Getting request Private Key\n");
                if (keyfile == NULL)
                {
                    BIO_printf (bio_err, "no request key file specified\n");
                    goto end;
                }
                else
                {
                    pk = load_key (bio_err, keyfile, keyformat, 0, passin, e, "request key");
                    if (pk == NULL)
                        goto end;
                }

                BIO_printf (bio_err, "Generating certificate request\n");

                rq = X509_to_X509_REQ (x, pk, digest);
                EVP_PKEY_free (pk);
                if (rq == NULL)
                {
                    ERR_print_errors (bio_err);
                    goto end;
                }
                if (!noout)
                {
                    X509_REQ_print (out, rq);
                    PEM_write_bio_X509_REQ (out, rq);
                }
                noout = 1;
            }
            else if (ocspid == i)
            {
                X509_ocspid_print (out, x);
            }
        }
    }

    if (checkend)
    {
        time_t tcheck = time (NULL) + checkoffset;

        if (X509_cmp_time (X509_get_notAfter (x), &tcheck) < 0)
        {
            BIO_printf (out, "Certificate will expire\n");
            ret = 1;
        }
        else
        {
            BIO_printf (out, "Certificate will not expire\n");
            ret = 0;
        }
        goto end;
    }

    if (noout)
    {
        ret = 0;
        goto end;
    }

    if (outformat == FORMAT_ASN1)
        i = i2d_X509_bio (out, x);
    else if (outformat == FORMAT_PEM)
    {
        if (trustout)
            i = PEM_write_bio_X509_AUX (out, x);
        else
            i = PEM_write_bio_X509 (out, x);
    }
    else if (outformat == FORMAT_NETSCAPE)
    {
        NETSCAPE_X509 nx;

        ASN1_OCTET_STRING hdr;

        hdr.data = (unsigned char *) NETSCAPE_CERT_HDR;
        hdr.length = strlen (NETSCAPE_CERT_HDR);
        nx.header = &hdr;
        nx.cert = x;

        i = ASN1_item_i2d_bio (ASN1_ITEM_rptr (NETSCAPE_X509), out, &nx);
    }
    else
    {
        BIO_printf (bio_err, "bad output format specified for outfile\n");
        goto end;
    }
    if (!i)
    {
        BIO_printf (bio_err, "unable to write certificate\n");
        ERR_print_errors (bio_err);
        goto end;
    }
    ret = 0;
  end:
    if (need_rand)
        app_RAND_write_file (NULL, bio_err);
    OBJ_cleanup ();
    NCONF_free (extconf);
    BIO_free_all (out);
    BIO_free_all (STDout);
    X509_STORE_free (ctx);
    X509_REQ_free (req);
    X509_free (x);
    X509_free (xca);
    EVP_PKEY_free (Upkey);
    EVP_PKEY_free (CApkey);
    if (sigopts)
        sk_OPENSSL_STRING_free (sigopts);
    X509_REQ_free (rq);
    ASN1_INTEGER_free (sno);
    sk_ASN1_OBJECT_pop_free (trust, ASN1_OBJECT_free);
    sk_ASN1_OBJECT_pop_free (reject, ASN1_OBJECT_free);
    if (passin)
        OPENSSL_free (passin);
    apps_shutdown ();
    OPENSSL_EXIT (ret);
}
Esempio n. 24
0
/*============================================================================
 * OpcUa_P_OpenSSL_CertificateStore_Open
 *===========================================================================*/
OpcUa_StatusCode OpcUa_P_OpenSSL_PKI_OpenCertificateStore(
    OpcUa_PKIProvider*          a_pProvider,
    OpcUa_Void**                a_ppCertificateStore)           /* type depends on store implementation */
{
    OpcUa_P_OpenSSL_CertificateStore_Config*    pCertificateStoreCfg;
    X509_STORE*         pStore;
    X509_LOOKUP*        pLookup;
    char                CertFile[MAX_PATH];
    struct dirent **dirlist = NULL;
    int numCertificates = 0, i;

OpcUa_InitializeStatus(OpcUa_Module_P_OpenSSL, "PKI_OpenCertificateStore");

    OpcUa_ReturnErrorIfArgumentNull(a_pProvider);
    OpcUa_ReturnErrorIfArgumentNull(a_pProvider->Handle);
    OpcUa_ReturnErrorIfArgumentNull(a_ppCertificateStore);

    *a_ppCertificateStore = OpcUa_Null;

    pCertificateStoreCfg = (OpcUa_P_OpenSSL_CertificateStore_Config*)a_pProvider->Handle;

    if(!(*a_ppCertificateStore = pStore = X509_STORE_new()))
    {
        OpcUa_GotoErrorWithStatus(OpcUa_Bad);
    }

    X509_STORE_set_verify_cb_func(pStore, OpcUa_P_OpenSSL_CertificateStore_Verify_Callback);

    if(pCertificateStoreCfg->Flags & OPCUA_P_PKI_OPENSSL_USE_DEFAULT_CERT_CRL_LOOKUP_METHOD)
    {
        if(X509_STORE_set_default_paths(pStore) != 1)
        {
            OpcUa_Trace(OPCUA_TRACE_LEVEL_WARNING, "error at X509_STORE_set_default_paths!\n");
            OpcUa_GotoErrorWithStatus(OpcUa_Bad);
        }
    }

    if(!(pCertificateStoreCfg->Flags & OPCUA_P_PKI_OPENSSL_DONT_ADD_TRUST_LIST_TO_ROOT_CERTIFICATES))
    {
        if(pCertificateStoreCfg->CertificateTrustListLocation == OpcUa_Null || pCertificateStoreCfg->CertificateTrustListLocation[0] == '\0')
        {
            OpcUa_GotoErrorWithStatus(OpcUa_Bad);
        }

        /* how to search for certificate & CRLs */
        if(!(pLookup = X509_STORE_add_lookup(pStore, X509_LOOKUP_file())))
        {
            OpcUa_GotoErrorWithStatus(OpcUa_Bad);
        }

        /* how to search for certificate & CRLs */
        numCertificates = scandir(pCertificateStoreCfg->CertificateTrustListLocation, &dirlist, certificate_filter_der, alphasort);
        for (i=0; i<numCertificates; i++)
        {
            uStatus = OpcUa_P_OpenSSL_BuildFullPath(pCertificateStoreCfg->CertificateTrustListLocation, dirlist[i]->d_name, MAX_PATH, CertFile);
            OpcUa_GotoErrorIfBad(uStatus);

            /* add CACertificate lookup */
            if(X509_LOOKUP_load_file(pLookup, CertFile, X509_FILETYPE_ASN1) != 1) /*DER encoded*/
            {
                OpcUa_Trace(OPCUA_TRACE_LEVEL_WARNING, "error at X509_LOOKUP_load_file: skipping %s\n", CertFile);
            }
        }
        for (i=0; i<numCertificates; i++)
        {
            free(dirlist[i]);
        }
        free(dirlist);
        dirlist = NULL;
    }

    if(pCertificateStoreCfg->Flags & OPCUA_P_PKI_OPENSSL_ADD_UNTRUSTED_LIST_TO_ROOT_CERTIFICATES)
    {
        if(pCertificateStoreCfg->CertificateUntrustedListLocation == OpcUa_Null || pCertificateStoreCfg->CertificateUntrustedListLocation[0] == '\0')
        {
            OpcUa_GotoErrorWithStatus(OpcUa_Bad);
        }

        if(pCertificateStoreCfg->Flags & OPCUA_P_PKI_OPENSSL_UNTRUSTED_LIST_IS_INDEX)
        {
            /* how to search for certificate */
            if(!(pLookup = X509_STORE_add_lookup(pStore, X509_LOOKUP_hash_dir())))
            {
                OpcUa_GotoErrorWithStatus(OpcUa_Bad);
            }

            /* add hash lookup */
            if(X509_LOOKUP_add_dir(pLookup, pCertificateStoreCfg->CertificateUntrustedListLocation, X509_FILETYPE_ASN1) != 1) /*DER encoded*/
            {
                OpcUa_Trace(OPCUA_TRACE_LEVEL_WARNING, "error at X509_LOOKUP_add_dir!\n");
                OpcUa_GotoErrorWithStatus(OpcUa_Bad);
            }
        }
        else
        {
            /* how to search for certificate & CRLs */
            if(!(pLookup = X509_STORE_add_lookup(pStore, X509_LOOKUP_file())))
            {
                OpcUa_GotoErrorWithStatus(OpcUa_Bad);
            }

            numCertificates = scandir(pCertificateStoreCfg->CertificateUntrustedListLocation, &dirlist, certificate_filter_der, alphasort);
            for (i=0; i<numCertificates; i++)
            {
                uStatus = OpcUa_P_OpenSSL_BuildFullPath(pCertificateStoreCfg->CertificateUntrustedListLocation, dirlist[i]->d_name, MAX_PATH, CertFile);
                OpcUa_GotoErrorIfBad(uStatus);

                /* add CACertificate lookup */
                if(X509_LOOKUP_load_file(pLookup, CertFile, X509_FILETYPE_ASN1) != 1) /*DER encoded*/
                {
                    OpcUa_Trace(OPCUA_TRACE_LEVEL_WARNING, "error at X509_LOOKUP_load_file: skipping %s\n", CertFile);
                }
            }
            for (i=0; i<numCertificates; i++)
            {
                free(dirlist[i]);
            }
            free(dirlist);
            dirlist = NULL;
        }
    }

    if(pCertificateStoreCfg->Flags & OPCUA_P_PKI_OPENSSL_CHECK_REVOCATION_ALL)
    {
        if(pCertificateStoreCfg->CertificateRevocationListLocation == OpcUa_Null || pCertificateStoreCfg->CertificateRevocationListLocation[0] == '\0')
        {
            OpcUa_GotoErrorWithStatus(OpcUa_Bad);
        }

        if(pCertificateStoreCfg->Flags & OPCUA_P_PKI_OPENSSL_REVOCATION_LIST_IS_INDEX)
        {
            /* how to search for certificate & CRLs */
            if(!(pLookup = X509_STORE_add_lookup(pStore, X509_LOOKUP_hash_dir())))
            {
                OpcUa_GotoErrorWithStatus(OpcUa_Bad);
            }

            /* add CRL lookup */
            if(X509_LOOKUP_add_dir(pLookup, pCertificateStoreCfg->CertificateRevocationListLocation, X509_FILETYPE_PEM) != 1) /*PEM encoded*/
            {
                OpcUa_Trace(OPCUA_TRACE_LEVEL_WARNING, "error at X509_LOOKUP_add_dir!\n");
                OpcUa_GotoErrorWithStatus(OpcUa_Bad);
            }
        }
        else if(pCertificateStoreCfg->Flags & OPCUA_P_PKI_OPENSSL_REVOCATION_LIST_IS_CONCATENATED_PEM_FILE)
        {
            /* how to search for certificate & CRLs */
            if(!(pLookup = X509_STORE_add_lookup(pStore, X509_LOOKUP_file())))
            {
                OpcUa_GotoErrorWithStatus(OpcUa_Bad);
            }

            /* add CRL lookup */
            if(X509_load_crl_file(pLookup, pCertificateStoreCfg->CertificateRevocationListLocation, X509_FILETYPE_PEM) != 1) /*PEM encoded*/
            {
                OpcUa_Trace(OPCUA_TRACE_LEVEL_WARNING, "error at X509_load_crl_file!\n");
            }
        }
        else
        {
            /* how to search for certificate & CRLs */
            if(!(pLookup = X509_STORE_add_lookup(pStore, X509_LOOKUP_file())))
            {
                OpcUa_GotoErrorWithStatus(OpcUa_Bad);
            }

            numCertificates = scandir(pCertificateStoreCfg->CertificateRevocationListLocation, &dirlist, certificate_filter_crl, alphasort);
            for (i=0; i<numCertificates; i++)
            {
                uStatus = OpcUa_P_OpenSSL_BuildFullPath(pCertificateStoreCfg->CertificateRevocationListLocation, dirlist[i]->d_name, MAX_PATH, CertFile);
                OpcUa_GotoErrorIfBad(uStatus);

                if(X509_load_crl_file(pLookup, CertFile, X509_FILETYPE_PEM) != 1) /*PEM encoded*/
                {
                    OpcUa_Trace(OPCUA_TRACE_LEVEL_WARNING, "error at X509_load_crl_file: skipping %s\n", CertFile);
                }
            }
            for (i=0; i<numCertificates; i++)
            {
                free(dirlist[i]);
            }
            free(dirlist);
            dirlist = NULL;
        }

        if((pCertificateStoreCfg->Flags & OPCUA_P_PKI_OPENSSL_CHECK_REVOCATION_ALL) == OPCUA_P_PKI_OPENSSL_CHECK_REVOCATION_ALL)
        {
            /* set the flags of the store so that CRLs are consulted */
            if(X509_STORE_set_flags(pStore, X509_V_FLAG_CRL_CHECK | X509_V_FLAG_CRL_CHECK_ALL) != 1)
            {
                OpcUa_GotoErrorWithStatus(OpcUa_Bad);
            }
        }
        else if(pCertificateStoreCfg->Flags & OPCUA_P_PKI_OPENSSL_CHECK_REVOCATION_ONLY_LEAF)
        {
            /* set the flags of the store so that CRLs are consulted */
            if(X509_STORE_set_flags(pStore, X509_V_FLAG_CRL_CHECK) != 1)
            {
                OpcUa_GotoErrorWithStatus(OpcUa_Bad);
            }
        }
    }

    if(pCertificateStoreCfg->Flags & OPCUA_P_PKI_OPENSSL_CHECK_SELF_SIGNED_SIGNATURE)
    {
        /* set the flags of the store so that CRLs are consulted */
        if(X509_STORE_set_flags(pStore, X509_V_FLAG_CHECK_SS_SIGNATURE) != 1)
        {
            OpcUa_GotoErrorWithStatus(OpcUa_Bad);
        }
    }

    if(pCertificateStoreCfg->Flags & OPCUA_P_PKI_OPENSSL_ALLOW_PROXY_CERTIFICATES)
    {
        /* set the flags of the store so that CRLs are consulted */
        if(X509_STORE_set_flags(pStore, X509_V_FLAG_ALLOW_PROXY_CERTS) != 1)
        {
            OpcUa_GotoErrorWithStatus(OpcUa_Bad);
        }
    }

OpcUa_ReturnStatusCode;
OpcUa_BeginErrorHandling;

    if(dirlist != NULL)
    {
        for (i=0; i<numCertificates; i++)
        {
            free(dirlist[i]);
        }
        free(dirlist);
    }

    if(*a_ppCertificateStore != OpcUa_Null)
    {
        X509_STORE_free((X509_STORE*)*a_ppCertificateStore);
        *a_ppCertificateStore = OpcUa_Null;
    }

OpcUa_FinishErrorHandling;
}
Esempio n. 25
0
 void operator()(X509_STORE* b) {
     X509_STORE_free(b);
 }
Esempio n. 26
0
int x509_main(int argc, char **argv)
{
    ASN1_INTEGER *sno = NULL;
    ASN1_OBJECT *objtmp;
    BIO *out = NULL;
    CONF *extconf = NULL;
    EVP_PKEY *Upkey = NULL, *CApkey = NULL, *fkey = NULL;
    STACK_OF(ASN1_OBJECT) *trust = NULL, *reject = NULL;
    STACK_OF(OPENSSL_STRING) *sigopts = NULL;
    X509 *x = NULL, *xca = NULL;
    X509_REQ *req = NULL, *rq = NULL;
    X509_STORE *ctx = NULL;
    const EVP_MD *digest = NULL;
    char *CAkeyfile = NULL, *CAserial = NULL, *fkeyfile = NULL, *alias = NULL;
    char *checkhost = NULL, *checkemail = NULL, *checkip = NULL;
    char *extsect = NULL, *extfile = NULL, *passin = NULL, *passinarg = NULL;
    char *infile = NULL, *outfile = NULL, *keyfile = NULL, *CAfile = NULL;
    char buf[256], *prog;
    int x509req = 0, days = DEF_DAYS, modulus = 0, pubkey = 0, pprint = 0;
    int C = 0, CAformat = FORMAT_PEM, CAkeyformat = FORMAT_PEM;
    int fingerprint = 0, reqfile = 0, need_rand = 0, checkend = 0;
    int informat = FORMAT_PEM, outformat = FORMAT_PEM, keyformat = FORMAT_PEM;
    int next_serial = 0, subject_hash = 0, issuer_hash = 0, ocspid = 0;
    int noout = 0, sign_flag = 0, CA_flag = 0, CA_createserial = 0, email = 0;
    int ocsp_uri = 0, trustout = 0, clrtrust = 0, clrreject = 0, aliasout = 0;
    int ret = 1, i, num = 0, badsig = 0, clrext = 0, nocert = 0;
    int text = 0, serial = 0, subject = 0, issuer = 0, startdate = 0;
    int enddate = 0;
    time_t checkoffset = 0;
    unsigned long nmflag = 0, certflag = 0;
    char nmflag_set = 0;
    OPTION_CHOICE o;
    ENGINE *e = NULL;
#ifndef OPENSSL_NO_MD5
    int subject_hash_old = 0, issuer_hash_old = 0;
#endif

    ctx = X509_STORE_new();
    if (ctx == NULL)
        goto end;
    X509_STORE_set_verify_cb(ctx, callb);

    prog = opt_init(argc, argv, x509_options);
    while ((o = opt_next()) != OPT_EOF) {
        switch (o) {
        case OPT_EOF:
        case OPT_ERR:
 opthelp:
            BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
            goto end;
        case OPT_HELP:
            opt_help(x509_options);
            ret = 0;
            goto end;
        case OPT_INFORM:
            if (!opt_format(opt_arg(), OPT_FMT_ANY, &informat))
                goto opthelp;
            break;
        case OPT_IN:
            infile = opt_arg();
            break;
        case OPT_OUTFORM:
            if (!opt_format(opt_arg(), OPT_FMT_ANY, &outformat))
                goto opthelp;
            break;
        case OPT_KEYFORM:
            if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &keyformat))
                goto opthelp;
            break;
        case OPT_CAFORM:
            if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &CAformat))
                goto opthelp;
            break;
        case OPT_CAKEYFORM:
            if (!opt_format(opt_arg(), OPT_FMT_ANY, &CAkeyformat))
                goto opthelp;
            break;
        case OPT_OUT:
            outfile = opt_arg();
            break;
        case OPT_REQ:
            reqfile = need_rand = 1;
            break;

        case OPT_SIGOPT:
            if (!sigopts)
                sigopts = sk_OPENSSL_STRING_new_null();
            if (!sigopts || !sk_OPENSSL_STRING_push(sigopts, opt_arg()))
                goto opthelp;
            break;
        case OPT_DAYS:
            days = atoi(opt_arg());
            break;
        case OPT_PASSIN:
            passinarg = opt_arg();
            break;
        case OPT_EXTFILE:
            extfile = opt_arg();
            break;
        case OPT_EXTENSIONS:
            extsect = opt_arg();
            break;
        case OPT_SIGNKEY:
            keyfile = opt_arg();
            sign_flag = ++num;
            need_rand = 1;
            break;
        case OPT_CA:
            CAfile = opt_arg();
            CA_flag = ++num;
            need_rand = 1;
            break;
        case OPT_CAKEY:
            CAkeyfile = opt_arg();
            break;
        case OPT_CASERIAL:
            CAserial = opt_arg();
            break;
        case OPT_SET_SERIAL:
            if ((sno = s2i_ASN1_INTEGER(NULL, opt_arg())) == NULL)
                goto opthelp;
            break;
        case OPT_FORCE_PUBKEY:
            fkeyfile = opt_arg();
            break;
        case OPT_ADDTRUST:
            if ((objtmp = OBJ_txt2obj(opt_arg(), 0)) == NULL) {
                BIO_printf(bio_err,
                           "%s: Invalid trust object value %s\n",
                           prog, opt_arg());
                goto opthelp;
            }
            if (trust == NULL && (trust = sk_ASN1_OBJECT_new_null()) == NULL)
                goto end;
            sk_ASN1_OBJECT_push(trust, objtmp);
            trustout = 1;
            break;
        case OPT_ADDREJECT:
            if ((objtmp = OBJ_txt2obj(opt_arg(), 0)) == NULL) {
                BIO_printf(bio_err,
                           "%s: Invalid reject object value %s\n",
                           prog, opt_arg());
                goto opthelp;
            }
            if (reject == NULL
                && (reject = sk_ASN1_OBJECT_new_null()) == NULL)
                goto end;
            sk_ASN1_OBJECT_push(reject, objtmp);
            trustout = 1;
            break;
        case OPT_SETALIAS:
            alias = opt_arg();
            trustout = 1;
            break;
        case OPT_CERTOPT:
            if (!set_cert_ex(&certflag, opt_arg()))
                goto opthelp;
            break;
        case OPT_NAMEOPT:
            nmflag_set = 1;
            if (!set_name_ex(&nmflag, opt_arg()))
                goto opthelp;
            break;
        case OPT_ENGINE:
            e = setup_engine(opt_arg(), 0);
            break;
        case OPT_C:
            C = ++num;
            break;
        case OPT_EMAIL:
            email = ++num;
            break;
        case OPT_OCSP_URI:
            ocsp_uri = ++num;
            break;
        case OPT_SERIAL:
            serial = ++num;
            break;
        case OPT_NEXT_SERIAL:
            next_serial = ++num;
            break;
        case OPT_MODULUS:
            modulus = ++num;
            break;
        case OPT_PUBKEY:
            pubkey = ++num;
            break;
        case OPT_X509TOREQ:
            x509req = ++num;
            break;
        case OPT_TEXT:
            text = ++num;
            break;
        case OPT_SUBJECT:
            subject = ++num;
            break;
        case OPT_ISSUER:
            issuer = ++num;
            break;
        case OPT_FINGERPRINT:
            fingerprint = ++num;
            break;
        case OPT_HASH:
            subject_hash = ++num;
            break;
        case OPT_ISSUER_HASH:
            issuer_hash = ++num;
            break;
        case OPT_PURPOSE:
            pprint = ++num;
            break;
        case OPT_STARTDATE:
            startdate = ++num;
            break;
        case OPT_ENDDATE:
            enddate = ++num;
            break;
        case OPT_NOOUT:
            noout = ++num;
            break;
        case OPT_NOCERT:
            nocert = 1;
            break;
        case OPT_TRUSTOUT:
            trustout = 1;
            break;
        case OPT_CLRTRUST:
            clrtrust = ++num;
            break;
        case OPT_CLRREJECT:
            clrreject = ++num;
            break;
        case OPT_ALIAS:
            aliasout = ++num;
            break;
        case OPT_CACREATESERIAL:
            CA_createserial = ++num;
            break;
        case OPT_CLREXT:
            clrext = 1;
            break;
        case OPT_OCSPID:
            ocspid = ++num;
            break;
        case OPT_BADSIG:
            badsig = 1;
            break;
#ifndef OPENSSL_NO_MD5
        case OPT_SUBJECT_HASH_OLD:
            subject_hash_old = ++num;
            break;
        case OPT_ISSUER_HASH_OLD:
            issuer_hash_old = ++num;
            break;
#else
        case OPT_SUBJECT_HASH_OLD:
        case OPT_ISSUER_HASH_OLD:
            break;
#endif
        case OPT_DATES:
            startdate = ++num;
            enddate = ++num;
            break;
        case OPT_CHECKEND:
            checkend = 1;
            {
                intmax_t temp = 0;
                if (!opt_imax(opt_arg(), &temp))
                    goto opthelp;
                checkoffset = (time_t)temp;
                if ((intmax_t)checkoffset != temp) {
                    BIO_printf(bio_err, "%s: checkend time out of range %s\n",
                               prog, opt_arg());
                    goto opthelp;
                }
            }
            break;
        case OPT_CHECKHOST:
            checkhost = opt_arg();
            break;
        case OPT_CHECKEMAIL:
            checkemail = opt_arg();
            break;
        case OPT_CHECKIP:
            checkip = opt_arg();
            break;
        case OPT_MD:
            if (!opt_md(opt_unknown(), &digest))
                goto opthelp;
        }
    }
    argc = opt_num_rest();
    argv = opt_rest();
    if (argc != 0) {
        BIO_printf(bio_err, "%s: Unknown parameter %s\n", prog, argv[0]);
        goto opthelp;
    }

    if (!nmflag_set)
        nmflag = XN_FLAG_ONELINE;

    out = bio_open_default(outfile, 'w', outformat);
    if (out == NULL)
        goto end;

    if (need_rand)
        app_RAND_load_file(NULL, 0);

    if (!app_passwd(passinarg, NULL, &passin, NULL)) {
        BIO_printf(bio_err, "Error getting password\n");
        goto end;
    }

    if (!X509_STORE_set_default_paths(ctx)) {
        ERR_print_errors(bio_err);
        goto end;
    }

    if (fkeyfile) {
        fkey = load_pubkey(fkeyfile, keyformat, 0, NULL, e, "Forced key");
        if (fkey == NULL)
            goto end;
    }

    if ((CAkeyfile == NULL) && (CA_flag) && (CAformat == FORMAT_PEM)) {
        CAkeyfile = CAfile;
    } else if ((CA_flag) && (CAkeyfile == NULL)) {
        BIO_printf(bio_err,
                   "need to specify a CAkey if using the CA command\n");
        goto end;
    }

    if (extfile) {
        X509V3_CTX ctx2;
        if ((extconf = app_load_config(extfile)) == NULL)
            goto end;
        if (!extsect) {
            extsect = NCONF_get_string(extconf, "default", "extensions");
            if (!extsect) {
                ERR_clear_error();
                extsect = "default";
            }
        }
        X509V3_set_ctx_test(&ctx2);
        X509V3_set_nconf(&ctx2, extconf);
        if (!X509V3_EXT_add_nconf(extconf, &ctx2, extsect, NULL)) {
            BIO_printf(bio_err,
                       "Error Loading extension section %s\n", extsect);
            ERR_print_errors(bio_err);
            goto end;
        }
    }

    if (reqfile) {
        EVP_PKEY *pkey;
        BIO *in;

        if (!sign_flag && !CA_flag) {
            BIO_printf(bio_err, "We need a private key to sign with\n");
            goto end;
        }
        in = bio_open_default(infile, 'r', informat);
        if (in == NULL)
            goto end;
        req = PEM_read_bio_X509_REQ(in, NULL, NULL, NULL);
        BIO_free(in);

        if (req == NULL) {
            ERR_print_errors(bio_err);
            goto end;
        }

        if ((pkey = X509_REQ_get_pubkey(req)) == NULL) {
            BIO_printf(bio_err, "error unpacking public key\n");
            goto end;
        }
        i = X509_REQ_verify(req, pkey);
        EVP_PKEY_free(pkey);
        if (i < 0) {
            BIO_printf(bio_err, "Signature verification error\n");
            ERR_print_errors(bio_err);
            goto end;
        }
        if (i == 0) {
            BIO_printf(bio_err,
                       "Signature did not match the certificate request\n");
            goto end;
        } else
            BIO_printf(bio_err, "Signature ok\n");

        print_name(bio_err, "subject=", X509_REQ_get_subject_name(req),
                   nmflag);

        if ((x = X509_new()) == NULL)
            goto end;

        if (sno == NULL) {
            sno = ASN1_INTEGER_new();
            if (sno == NULL || !rand_serial(NULL, sno))
                goto end;
            if (!X509_set_serialNumber(x, sno))
                goto end;
            ASN1_INTEGER_free(sno);
            sno = NULL;
        } else if (!X509_set_serialNumber(x, sno))
            goto end;

        if (!X509_set_issuer_name(x, X509_REQ_get_subject_name(req)))
            goto end;
        if (!X509_set_subject_name(x, X509_REQ_get_subject_name(req)))
            goto end;

        X509_gmtime_adj(X509_get_notBefore(x), 0);
        X509_time_adj_ex(X509_get_notAfter(x), days, 0, NULL);
        if (fkey)
            X509_set_pubkey(x, fkey);
        else {
            pkey = X509_REQ_get_pubkey(req);
            X509_set_pubkey(x, pkey);
            EVP_PKEY_free(pkey);
        }
    } else
        x = load_cert(infile, informat, NULL, e, "Certificate");

    if (x == NULL)
        goto end;
    if (CA_flag) {
        xca = load_cert(CAfile, CAformat, NULL, e, "CA Certificate");
        if (xca == NULL)
            goto end;
    }

    if (!noout || text || next_serial) {
        OBJ_create("2.99999.3", "SET.ex3", "SET x509v3 extension 3");

    }

    if (alias)
        X509_alias_set1(x, (unsigned char *)alias, -1);

    if (clrtrust)
        X509_trust_clear(x);
    if (clrreject)
        X509_reject_clear(x);

    if (trust) {
        for (i = 0; i < sk_ASN1_OBJECT_num(trust); i++) {
            objtmp = sk_ASN1_OBJECT_value(trust, i);
            X509_add1_trust_object(x, objtmp);
        }
    }

    if (reject) {
        for (i = 0; i < sk_ASN1_OBJECT_num(reject); i++) {
            objtmp = sk_ASN1_OBJECT_value(reject, i);
            X509_add1_reject_object(x, objtmp);
        }
    }

    if (num) {
        for (i = 1; i <= num; i++) {
            if (issuer == i) {
                print_name(out, "issuer= ", X509_get_issuer_name(x), nmflag);
            } else if (subject == i) {
                print_name(out, "subject= ",
                           X509_get_subject_name(x), nmflag);
            } else if (serial == i) {
                BIO_printf(out, "serial=");
                i2a_ASN1_INTEGER(out, X509_get_serialNumber(x));
                BIO_printf(out, "\n");
            } else if (next_serial == i) {
                BIGNUM *bnser;
                ASN1_INTEGER *ser;
                ser = X509_get_serialNumber(x);
                bnser = ASN1_INTEGER_to_BN(ser, NULL);
                if (!bnser)
                    goto end;
                if (!BN_add_word(bnser, 1))
                    goto end;
                ser = BN_to_ASN1_INTEGER(bnser, NULL);
                if (!ser)
                    goto end;
                BN_free(bnser);
                i2a_ASN1_INTEGER(out, ser);
                ASN1_INTEGER_free(ser);
                BIO_puts(out, "\n");
            } else if ((email == i) || (ocsp_uri == i)) {
                int j;
                STACK_OF(OPENSSL_STRING) *emlst;
                if (email == i)
                    emlst = X509_get1_email(x);
                else
                    emlst = X509_get1_ocsp(x);
                for (j = 0; j < sk_OPENSSL_STRING_num(emlst); j++)
                    BIO_printf(out, "%s\n",
                               sk_OPENSSL_STRING_value(emlst, j));
                X509_email_free(emlst);
            } else if (aliasout == i) {
                unsigned char *alstr;
                alstr = X509_alias_get0(x, NULL);
                if (alstr)
                    BIO_printf(out, "%s\n", alstr);
                else
                    BIO_puts(out, "<No Alias>\n");
            } else if (subject_hash == i) {
                BIO_printf(out, "%08lx\n", X509_subject_name_hash(x));
            }
#ifndef OPENSSL_NO_MD5
            else if (subject_hash_old == i) {
                BIO_printf(out, "%08lx\n", X509_subject_name_hash_old(x));
            }
#endif
            else if (issuer_hash == i) {
                BIO_printf(out, "%08lx\n", X509_issuer_name_hash(x));
            }
#ifndef OPENSSL_NO_MD5
            else if (issuer_hash_old == i) {
                BIO_printf(out, "%08lx\n", X509_issuer_name_hash_old(x));
            }
#endif
            else if (pprint == i) {
                X509_PURPOSE *ptmp;
                int j;
                BIO_printf(out, "Certificate purposes:\n");
                for (j = 0; j < X509_PURPOSE_get_count(); j++) {
                    ptmp = X509_PURPOSE_get0(j);
                    purpose_print(out, x, ptmp);
                }
            } else if (modulus == i) {
                EVP_PKEY *pkey;

                pkey = X509_get0_pubkey(x);
                if (pkey == NULL) {
                    BIO_printf(bio_err, "Modulus=unavailable\n");
                    ERR_print_errors(bio_err);
                    goto end;
                }
                BIO_printf(out, "Modulus=");
#ifndef OPENSSL_NO_RSA
                if (EVP_PKEY_id(pkey) == EVP_PKEY_RSA)
                    BN_print(out, EVP_PKEY_get0_RSA(pkey)->n);
                else
#endif
#ifndef OPENSSL_NO_DSA
                if (EVP_PKEY_id(pkey) == EVP_PKEY_DSA)
                    BN_print(out, EVP_PKEY_get0_DSA(pkey)->pub_key);
                else
#endif
                    BIO_printf(out, "Wrong Algorithm type");
                BIO_printf(out, "\n");
            } else if (pubkey == i) {
                EVP_PKEY *pkey;

                pkey = X509_get0_pubkey(x);
                if (pkey == NULL) {
                    BIO_printf(bio_err, "Error getting public key\n");
                    ERR_print_errors(bio_err);
                    goto end;
                }
                PEM_write_bio_PUBKEY(out, pkey);
            } else if (C == i) {
                unsigned char *d;
                char *m;
                int len;

                X509_NAME_oneline(X509_get_subject_name(x), buf, sizeof buf);
                BIO_printf(out, "/*\n"
                                " * Subject: %s\n", buf);

                m = X509_NAME_oneline(X509_get_issuer_name(x), buf, sizeof buf);
                BIO_printf(out, " * Issuer:  %s\n"
                                " */\n", buf);

                len = i2d_X509(x, NULL);
                m = app_malloc(len, "x509 name buffer");
                d = (unsigned char *)m;
                len = i2d_X509_NAME(X509_get_subject_name(x), &d);
                print_array(out, "the_subject_name", len, (unsigned char *)m);
                d = (unsigned char *)m;
                len = i2d_X509_PUBKEY(X509_get_X509_PUBKEY(x), &d);
                print_array(out, "the_public_key", len, (unsigned char *)m);
                d = (unsigned char *)m;
                len = i2d_X509(x, &d);
                print_array(out, "the_certificate", len, (unsigned char *)m);
                OPENSSL_free(m);
            } else if (text == i) {
                X509_print_ex(out, x, nmflag, certflag);
            } else if (startdate == i) {
                BIO_puts(out, "notBefore=");
                ASN1_TIME_print(out, X509_get_notBefore(x));
                BIO_puts(out, "\n");
            } else if (enddate == i) {
                BIO_puts(out, "notAfter=");
                ASN1_TIME_print(out, X509_get_notAfter(x));
                BIO_puts(out, "\n");
            } else if (fingerprint == i) {
                int j;
                unsigned int n;
                unsigned char md[EVP_MAX_MD_SIZE];
                const EVP_MD *fdig = digest;

                if (!fdig)
                    fdig = EVP_sha1();

                if (!X509_digest(x, fdig, md, &n)) {
                    BIO_printf(bio_err, "out of memory\n");
                    goto end;
                }
                BIO_printf(out, "%s Fingerprint=",
                           OBJ_nid2sn(EVP_MD_type(fdig)));
                for (j = 0; j < (int)n; j++) {
                    BIO_printf(out, "%02X%c", md[j], (j + 1 == (int)n)
                               ? '\n' : ':');
                }
            }

            /* should be in the library */
            else if ((sign_flag == i) && (x509req == 0)) {
                BIO_printf(bio_err, "Getting Private key\n");
                if (Upkey == NULL) {
                    Upkey = load_key(keyfile, keyformat, 0,
                                     passin, e, "Private key");
                    if (Upkey == NULL)
                        goto end;
                }

                assert(need_rand);
                if (!sign(x, Upkey, days, clrext, digest, extconf, extsect))
                    goto end;
            } else if (CA_flag == i) {
                BIO_printf(bio_err, "Getting CA Private Key\n");
                if (CAkeyfile != NULL) {
                    CApkey = load_key(CAkeyfile, CAkeyformat,
                                      0, passin, e, "CA Private Key");
                    if (CApkey == NULL)
                        goto end;
                }

                assert(need_rand);
                if (!x509_certify(ctx, CAfile, digest, x, xca,
                                  CApkey, sigopts,
                                  CAserial, CA_createserial, days, clrext,
                                  extconf, extsect, sno, reqfile))
                    goto end;
            } else if (x509req == i) {
                EVP_PKEY *pk;

                BIO_printf(bio_err, "Getting request Private Key\n");
                if (keyfile == NULL) {
                    BIO_printf(bio_err, "no request key file specified\n");
                    goto end;
                } else {
                    pk = load_key(keyfile, keyformat, 0,
                                  passin, e, "request key");
                    if (pk == NULL)
                        goto end;
                }

                BIO_printf(bio_err, "Generating certificate request\n");

                rq = X509_to_X509_REQ(x, pk, digest);
                EVP_PKEY_free(pk);
                if (rq == NULL) {
                    ERR_print_errors(bio_err);
                    goto end;
                }
                if (!noout) {
                    X509_REQ_print(out, rq);
                    PEM_write_bio_X509_REQ(out, rq);
                }
                noout = 1;
            } else if (ocspid == i) {
                X509_ocspid_print(out, x);
            }
        }
    }

    if (checkend) {
        time_t tcheck = time(NULL) + checkoffset;

        if (X509_cmp_time(X509_get_notAfter(x), &tcheck) < 0) {
            BIO_printf(out, "Certificate will expire\n");
            ret = 1;
        } else {
            BIO_printf(out, "Certificate will not expire\n");
            ret = 0;
        }
        goto end;
    }

    print_cert_checks(out, x, checkhost, checkemail, checkip);

    if (noout || nocert) {
        ret = 0;
        goto end;
    }

    if (badsig) {
        ASN1_BIT_STRING *signature;
        unsigned char *s;
        X509_get0_signature(&signature, NULL, x);
        s = ASN1_STRING_data(signature);
        s[ASN1_STRING_length(signature) - 1] ^= 0x1;
    }

    if (outformat == FORMAT_ASN1)
        i = i2d_X509_bio(out, x);
    else if (outformat == FORMAT_PEM) {
        if (trustout)
            i = PEM_write_bio_X509_AUX(out, x);
        else
            i = PEM_write_bio_X509(out, x);
    } else {
        BIO_printf(bio_err, "bad output format specified for outfile\n");
        goto end;
    }
    if (!i) {
        BIO_printf(bio_err, "unable to write certificate\n");
        ERR_print_errors(bio_err);
        goto end;
    }
    ret = 0;
 end:
    if (need_rand)
        app_RAND_write_file(NULL);
    OBJ_cleanup();
    NCONF_free(extconf);
    BIO_free_all(out);
    X509_STORE_free(ctx);
    X509_REQ_free(req);
    X509_free(x);
    X509_free(xca);
    EVP_PKEY_free(Upkey);
    EVP_PKEY_free(CApkey);
    EVP_PKEY_free(fkey);
    sk_OPENSSL_STRING_free(sigopts);
    X509_REQ_free(rq);
    ASN1_INTEGER_free(sno);
    sk_ASN1_OBJECT_pop_free(trust, ASN1_OBJECT_free);
    sk_ASN1_OBJECT_pop_free(reject, ASN1_OBJECT_free);
    OPENSSL_free(passin);
    return (ret);
}
Esempio n. 27
0
int MAIN(int argc, char **argv)
	{
	ENGINE *e = NULL;
	int operation = 0;
	int ret = 0;
	char **args;
	const char *inmode = "r", *outmode = "w";
	char *infile = NULL, *outfile = NULL;
	char *signerfile = NULL, *recipfile = NULL;
	char *certfile = NULL, *keyfile = NULL, *contfile=NULL;
	const EVP_CIPHER *cipher = NULL;
	PKCS7 *p7 = NULL;
	X509_STORE *store = NULL;
	X509 *cert = NULL, *recip = NULL, *signer = NULL;
	EVP_PKEY *key = NULL;
	STACK_OF(X509) *encerts = NULL, *other = NULL;
	BIO *in = NULL, *out = NULL, *indata = NULL;
	int badarg = 0;
	int flags = PKCS7_DETACHED;
	char *to = NULL, *from = NULL, *subject = NULL;
	char *CAfile = NULL, *CApath = NULL;
	char *passargin = NULL, *passin = NULL;
	char *inrand = NULL;
	int need_rand = 0;
	int informat = FORMAT_SMIME, outformat = FORMAT_SMIME;
        int keyform = FORMAT_PEM;
#ifndef OPENSSL_NO_ENGINE
	char *engine=NULL;
#endif

	X509_VERIFY_PARAM *vpm = NULL;

	args = argv + 1;
	ret = 1;

	apps_startup();

	if (bio_err == NULL)
		{
		if ((bio_err = BIO_new(BIO_s_file())) != NULL)
			BIO_set_fp(bio_err, stderr, BIO_NOCLOSE|BIO_FP_TEXT);
		}

	if (!load_config(bio_err, NULL))
		goto end;

	while (!badarg && *args && *args[0] == '-')
		{
		if (!strcmp (*args, "-encrypt"))
			operation = SMIME_ENCRYPT;
		else if (!strcmp (*args, "-decrypt"))
			operation = SMIME_DECRYPT;
		else if (!strcmp (*args, "-sign"))
			operation = SMIME_SIGN;
		else if (!strcmp (*args, "-verify"))
			operation = SMIME_VERIFY;
		else if (!strcmp (*args, "-pk7out"))
			operation = SMIME_PK7OUT;
#ifndef OPENSSL_NO_DES
		else if (!strcmp (*args, "-des3")) 
				cipher = EVP_des_ede3_cbc();
		else if (!strcmp (*args, "-des")) 
				cipher = EVP_des_cbc();
#endif
#ifndef OPENSSL_NO_SEED
		else if (!strcmp (*args, "-seed")) 
				cipher = EVP_seed_cbc();
#endif
#ifndef OPENSSL_NO_RC2
		else if (!strcmp (*args, "-rc2-40")) 
				cipher = EVP_rc2_40_cbc();
		else if (!strcmp (*args, "-rc2-128")) 
				cipher = EVP_rc2_cbc();
		else if (!strcmp (*args, "-rc2-64")) 
				cipher = EVP_rc2_64_cbc();
#endif
#ifndef OPENSSL_NO_AES
		else if (!strcmp(*args,"-aes128"))
				cipher = EVP_aes_128_cbc();
		else if (!strcmp(*args,"-aes192"))
				cipher = EVP_aes_192_cbc();
		else if (!strcmp(*args,"-aes256"))
				cipher = EVP_aes_256_cbc();
#endif
#ifndef OPENSSL_NO_CAMELLIA
		else if (!strcmp(*args,"-camellia128"))
				cipher = EVP_camellia_128_cbc();
		else if (!strcmp(*args,"-camellia192"))
				cipher = EVP_camellia_192_cbc();
		else if (!strcmp(*args,"-camellia256"))
				cipher = EVP_camellia_256_cbc();
#endif
		else if (!strcmp (*args, "-text")) 
				flags |= PKCS7_TEXT;
		else if (!strcmp (*args, "-nointern")) 
				flags |= PKCS7_NOINTERN;
		else if (!strcmp (*args, "-noverify")) 
				flags |= PKCS7_NOVERIFY;
		else if (!strcmp (*args, "-nochain")) 
				flags |= PKCS7_NOCHAIN;
		else if (!strcmp (*args, "-nocerts")) 
				flags |= PKCS7_NOCERTS;
		else if (!strcmp (*args, "-noattr")) 
				flags |= PKCS7_NOATTR;
		else if (!strcmp (*args, "-nodetach")) 
				flags &= ~PKCS7_DETACHED;
		else if (!strcmp (*args, "-nosmimecap"))
				flags |= PKCS7_NOSMIMECAP;
		else if (!strcmp (*args, "-binary"))
				flags |= PKCS7_BINARY;
		else if (!strcmp (*args, "-nosigs"))
				flags |= PKCS7_NOSIGS;
		else if (!strcmp (*args, "-nooldmime"))
				flags |= PKCS7_NOOLDMIMETYPE;
		else if (!strcmp (*args, "-crlfeol"))
				flags |= PKCS7_CRLFEOL;
		else if (!strcmp(*args,"-rand"))
			{
			if (args[1])
				{
				args++;
				inrand = *args;
				}
			else
				badarg = 1;
			need_rand = 1;
			}
#ifndef OPENSSL_NO_ENGINE
		else if (!strcmp(*args,"-engine"))
			{
			if (args[1])
				{
				args++;
				engine = *args;
				}
			else badarg = 1;
			}
#endif
		else if (!strcmp(*args,"-passin"))
			{
			if (args[1])
				{
				args++;
				passargin = *args;
				}
			else
				badarg = 1;
			}
		else if (!strcmp (*args, "-to"))
			{
			if (args[1])
				{
				args++;
				to = *args;
				}
			else
				badarg = 1;
			}
		else if (!strcmp (*args, "-from"))
			{
			if (args[1])
				{
				args++;
				from = *args;
				}
			else badarg = 1;
			}
		else if (!strcmp (*args, "-subject"))
			{
			if (args[1])
				{
				args++;
				subject = *args;
				}
			else
				badarg = 1;
			}
		else if (!strcmp (*args, "-signer"))
			{
			if (args[1])
				{
				args++;
				signerfile = *args;
				}
			else
				badarg = 1;
			}
		else if (!strcmp (*args, "-recip"))
			{
			if (args[1])
				{
				args++;
				recipfile = *args;
				}
			else badarg = 1;
			}
		else if (!strcmp (*args, "-inkey"))
			{
			if (args[1])
				{
				args++;
				keyfile = *args;
				}
			else
				badarg = 1;
		}
		else if (!strcmp (*args, "-keyform"))
			{
			if (args[1])
				{
				args++;
				keyform = str2fmt(*args);
				}
			else
				badarg = 1;
			}
		else if (!strcmp (*args, "-certfile"))
			{
			if (args[1])
				{
				args++;
				certfile = *args;
				}
			else
				badarg = 1;
			}
		else if (!strcmp (*args, "-CAfile"))
			{
			if (args[1])
				{
				args++;
				CAfile = *args;
				}
			else
				badarg = 1;
			}
		else if (!strcmp (*args, "-CApath"))
			{
			if (args[1])
				{
				args++;
				CApath = *args;
				}
			else
				badarg = 1;
			}
		else if (!strcmp (*args, "-in"))
			{
			if (args[1])
				{
				args++;
				infile = *args;
				}
			else
				badarg = 1;
			}
		else if (!strcmp (*args, "-inform"))
			{
			if (args[1])
				{
				args++;
				informat = str2fmt(*args);
				}
			else
				badarg = 1;
			}
		else if (!strcmp (*args, "-outform"))
			{
			if (args[1])
				{
				args++;
				outformat = str2fmt(*args);
				}
			else
				badarg = 1;
			}
		else if (!strcmp (*args, "-out"))
			{
			if (args[1])
				{
				args++;
				outfile = *args;
				}
			else
				badarg = 1;
			}
		else if (!strcmp (*args, "-content"))
			{
			if (args[1])
				{
				args++;
				contfile = *args;
				}
			else
				badarg = 1;
			}
		else if (args_verify(&args, NULL, &badarg, bio_err, &vpm))
			continue;
		else
			badarg = 1;
		args++;
		}


	if (operation == SMIME_SIGN)
		{
		if (!signerfile)
			{
			BIO_printf(bio_err, "No signer certificate specified\n");
			badarg = 1;
			}
		need_rand = 1;
		}
	else if (operation == SMIME_DECRYPT)
		{
		if (!recipfile && !keyfile)
			{
			BIO_printf(bio_err, "No recipient certificate or key specified\n");
			badarg = 1;
			}
		}
	else if (operation == SMIME_ENCRYPT)
		{
		if (!*args)
			{
			BIO_printf(bio_err, "No recipient(s) certificate(s) specified\n");
			badarg = 1;
			}
		need_rand = 1;
		}
	else if (!operation)
		badarg = 1;

	if (badarg)
		{
		BIO_printf (bio_err, "Usage smime [options] cert.pem ...\n");
		BIO_printf (bio_err, "where options are\n");
		BIO_printf (bio_err, "-encrypt       encrypt message\n");
		BIO_printf (bio_err, "-decrypt       decrypt encrypted message\n");
		BIO_printf (bio_err, "-sign          sign message\n");
		BIO_printf (bio_err, "-verify        verify signed message\n");
		BIO_printf (bio_err, "-pk7out        output PKCS#7 structure\n");
#ifndef OPENSSL_NO_DES
		BIO_printf (bio_err, "-des3          encrypt with triple DES\n");
		BIO_printf (bio_err, "-des           encrypt with DES\n");
#endif
#ifndef OPENSSL_NO_SEED
		BIO_printf (bio_err, "-seed          encrypt with SEED\n");
#endif
#ifndef OPENSSL_NO_RC2
		BIO_printf (bio_err, "-rc2-40        encrypt with RC2-40 (default)\n");
		BIO_printf (bio_err, "-rc2-64        encrypt with RC2-64\n");
		BIO_printf (bio_err, "-rc2-128       encrypt with RC2-128\n");
#endif
#ifndef OPENSSL_NO_AES
		BIO_printf (bio_err, "-aes128, -aes192, -aes256\n");
		BIO_printf (bio_err, "               encrypt PEM output with cbc aes\n");
#endif
#ifndef OPENSSL_NO_CAMELLIA
		BIO_printf (bio_err, "-camellia128, -camellia192, -camellia256\n");
		BIO_printf (bio_err, "               encrypt PEM output with cbc camellia\n");
#endif
		BIO_printf (bio_err, "-nointern      don't search certificates in message for signer\n");
		BIO_printf (bio_err, "-nosigs        don't verify message signature\n");
		BIO_printf (bio_err, "-noverify      don't verify signers certificate\n");
		BIO_printf (bio_err, "-nocerts       don't include signers certificate when signing\n");
		BIO_printf (bio_err, "-nodetach      use opaque signing\n");
		BIO_printf (bio_err, "-noattr        don't include any signed attributes\n");
		BIO_printf (bio_err, "-binary        don't translate message to text\n");
		BIO_printf (bio_err, "-certfile file other certificates file\n");
		BIO_printf (bio_err, "-signer file   signer certificate file\n");
		BIO_printf (bio_err, "-recip  file   recipient certificate file for decryption\n");
		BIO_printf (bio_err, "-in file       input file\n");
		BIO_printf (bio_err, "-inform arg    input format SMIME (default), PEM or DER\n");
		BIO_printf (bio_err, "-inkey file    input private key (if not signer or recipient)\n");
		BIO_printf (bio_err, "-keyform arg   input private key format (PEM or ENGINE)\n");
		BIO_printf (bio_err, "-out file      output file\n");
		BIO_printf (bio_err, "-outform arg   output format SMIME (default), PEM or DER\n");
		BIO_printf (bio_err, "-content file  supply or override content for detached signature\n");
		BIO_printf (bio_err, "-to addr       to address\n");
		BIO_printf (bio_err, "-from ad       from address\n");
		BIO_printf (bio_err, "-subject s     subject\n");
		BIO_printf (bio_err, "-text          include or delete text MIME headers\n");
		BIO_printf (bio_err, "-CApath dir    trusted certificates directory\n");
		BIO_printf (bio_err, "-CAfile file   trusted certificates file\n");
		BIO_printf (bio_err, "-crl_check     check revocation status of signer's certificate using CRLs\n");
		BIO_printf (bio_err, "-crl_check_all check revocation status of signer's certificate chain using CRLs\n");
#ifndef OPENSSL_NO_ENGINE
		BIO_printf (bio_err, "-engine e      use engine e, possibly a hardware device.\n");
#endif
		BIO_printf (bio_err, "-passin arg    input file pass phrase source\n");
		BIO_printf(bio_err,  "-rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
		BIO_printf(bio_err,  "               load the file (or the files in the directory) into\n");
		BIO_printf(bio_err,  "               the random number generator\n");
		BIO_printf (bio_err, "cert.pem       recipient certificate(s) for encryption\n");
		goto end;
		}

#ifndef OPENSSL_NO_ENGINE
        e = setup_engine(bio_err, engine, 0);
#endif

	if (!app_passwd(bio_err, passargin, NULL, &passin, NULL))
		{
		BIO_printf(bio_err, "Error getting password\n");
		goto end;
		}

	if (need_rand)
		{
		app_RAND_load_file(NULL, bio_err, (inrand != NULL));
		if (inrand != NULL)
			BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
				app_RAND_load_files(inrand));
		}

	ret = 2;

	if (operation != SMIME_SIGN)
		flags &= ~PKCS7_DETACHED;

	if (operation & SMIME_OP)
		{
		if (flags & PKCS7_BINARY)
			inmode = "rb";
		if (outformat == FORMAT_ASN1)
			outmode = "wb";
		}
	else
		{
		if (flags & PKCS7_BINARY)
			outmode = "wb";
		if (informat == FORMAT_ASN1)
			inmode = "rb";
		}

	if (operation == SMIME_ENCRYPT)
		{
		if (!cipher)
			{
#ifndef OPENSSL_NO_RC2			
			cipher = EVP_rc2_40_cbc();
#else
			BIO_printf(bio_err, "No cipher selected\n");
			goto end;
#endif
			}
		encerts = sk_X509_new_null();
		while (*args)
			{
			if (!(cert = load_cert(bio_err,*args,FORMAT_PEM,
				NULL, e, "recipient certificate file")))
				{
#if 0				/* An appropriate message is already printed */
				BIO_printf(bio_err, "Can't read recipient certificate file %s\n", *args);
#endif
				goto end;
				}
			sk_X509_push(encerts, cert);
			cert = NULL;
			args++;
			}
		}

	if (signerfile && (operation == SMIME_SIGN))
		{
		if (!(signer = load_cert(bio_err,signerfile,FORMAT_PEM, NULL,
			e, "signer certificate")))
			{
#if 0			/* An appropri message has already been printed */
			BIO_printf(bio_err, "Can't read signer certificate file %s\n", signerfile);
#endif
			goto end;
			}
		}

	if (certfile)
		{
		if (!(other = load_certs(bio_err,certfile,FORMAT_PEM, NULL,
			e, "certificate file")))
			{
#if 0			/* An appropriate message has already been printed */
			BIO_printf(bio_err, "Can't read certificate file %s\n", certfile);
#endif
			ERR_print_errors(bio_err);
			goto end;
			}
		}

	if (recipfile && (operation == SMIME_DECRYPT))
		{
		if (!(recip = load_cert(bio_err,recipfile,FORMAT_PEM,NULL,
			e, "recipient certificate file")))
			{
#if 0			/* An appropriate message has alrady been printed */
			BIO_printf(bio_err, "Can't read recipient certificate file %s\n", recipfile);
#endif
			ERR_print_errors(bio_err);
			goto end;
			}
		}

	if (operation == SMIME_DECRYPT)
		{
		if (!keyfile)
			keyfile = recipfile;
		}
	else if (operation == SMIME_SIGN)
		{
		if (!keyfile)
			keyfile = signerfile;
		}
	else keyfile = NULL;

	if (keyfile)
		{
		key = load_key(bio_err, keyfile, keyform, 0, passin, e,
			       "signing key file");
		if (!key)
			goto end;
		}

	if (infile)
		{
		if (!(in = BIO_new_file(infile, inmode)))
			{
			BIO_printf (bio_err,
				 "Can't open input file %s\n", infile);
			goto end;
			}
		}
	else
		in = BIO_new_fp(stdin, BIO_NOCLOSE);

	if (outfile)
		{
		if (!(out = BIO_new_file(outfile, outmode)))
			{
			BIO_printf (bio_err,
				 "Can't open output file %s\n", outfile);
			goto end;
			}
		}
	else
		{
		out = BIO_new_fp(stdout, BIO_NOCLOSE);
#ifdef OPENSSL_SYS_VMS
		{
		    BIO *tmpbio = BIO_new(BIO_f_linebuffer());
		    out = BIO_push(tmpbio, out);
		}
#endif
		}

	if (operation == SMIME_VERIFY)
		{
		if (!(store = setup_verify(bio_err, CAfile, CApath)))
			goto end;
		X509_STORE_set_verify_cb_func(store, smime_cb);
		if (vpm)
			X509_STORE_set1_param(store, vpm);
		}


	ret = 3;

	if (operation == SMIME_ENCRYPT)
		p7 = PKCS7_encrypt(encerts, in, cipher, flags);
	else if (operation == SMIME_SIGN)
		{
		/* If detached data and SMIME output enable partial
		 * signing.
		 */
		if ((flags & PKCS7_DETACHED) && (outformat == FORMAT_SMIME))
			flags |= PKCS7_STREAM;
		p7 = PKCS7_sign(signer, key, other, in, flags);
		}
	else
		{
		if (informat == FORMAT_SMIME) 
			p7 = SMIME_read_PKCS7(in, &indata);
		else if (informat == FORMAT_PEM) 
			p7 = PEM_read_bio_PKCS7(in, NULL, NULL, NULL);
		else if (informat == FORMAT_ASN1) 
			p7 = d2i_PKCS7_bio(in, NULL);
		else
			{
			BIO_printf(bio_err, "Bad input format for PKCS#7 file\n");
			goto end;
			}

		if (!p7)
			{
			BIO_printf(bio_err, "Error reading S/MIME message\n");
			goto end;
			}
		if (contfile)
			{
			BIO_free(indata);
			if (!(indata = BIO_new_file(contfile, "rb")))
				{
				BIO_printf(bio_err, "Can't read content file %s\n", contfile);
				goto end;
				}
			}
		}

	if (!p7)
		{
		BIO_printf(bio_err, "Error creating PKCS#7 structure\n");
		goto end;
		}

	ret = 4;
	if (operation == SMIME_DECRYPT)
		{
		if (!PKCS7_decrypt(p7, key, recip, out, flags))
			{
			BIO_printf(bio_err, "Error decrypting PKCS#7 structure\n");
			goto end;
			}
		}
	else if (operation == SMIME_VERIFY)
		{
		STACK_OF(X509) *signers;
		if (PKCS7_verify(p7, other, store, indata, out, flags))
			BIO_printf(bio_err, "Verification successful\n");
		else
			{
			BIO_printf(bio_err, "Verification failure\n");
			goto end;
			}
		signers = PKCS7_get0_signers(p7, other, flags);
		if (!save_certs(signerfile, signers))
			{
			BIO_printf(bio_err, "Error writing signers to %s\n",
								signerfile);
			ret = 5;
			goto end;
			}
		sk_X509_free(signers);
		}
	else if (operation == SMIME_PK7OUT)
		PEM_write_bio_PKCS7(out, p7);
	else
		{
		if (to)
			BIO_printf(out, "To: %s\n", to);
		if (from)
			BIO_printf(out, "From: %s\n", from);
		if (subject)
			BIO_printf(out, "Subject: %s\n", subject);
		if (outformat == FORMAT_SMIME) 
			SMIME_write_PKCS7(out, p7, in, flags);
		else if (outformat == FORMAT_PEM) 
			PEM_write_bio_PKCS7(out,p7);
		else if (outformat == FORMAT_ASN1) 
			i2d_PKCS7_bio(out,p7);
		else
			{
			BIO_printf(bio_err, "Bad output format for PKCS#7 file\n");
			goto end;
			}
		}
	ret = 0;
end:
	if (need_rand)
		app_RAND_write_file(NULL, bio_err);
	if (ret) ERR_print_errors(bio_err);
	sk_X509_pop_free(encerts, X509_free);
	sk_X509_pop_free(other, X509_free);
	if (vpm)
		X509_VERIFY_PARAM_free(vpm);
	X509_STORE_free(store);
	X509_free(cert);
	X509_free(recip);
	X509_free(signer);
	EVP_PKEY_free(key);
	PKCS7_free(p7);
	BIO_free(in);
	BIO_free(indata);
	BIO_free_all(out);
	if (passin) OPENSSL_free(passin);
	return (ret);
}
Esempio n. 28
0
int smime_main(int argc, char **argv)
{
    BIO *in = NULL, *out = NULL, *indata = NULL;
    EVP_PKEY *key = NULL;
    PKCS7 *p7 = NULL;
    STACK_OF(OPENSSL_STRING) *sksigners = NULL, *skkeys = NULL;
    STACK_OF(X509) *encerts = NULL, *other = NULL;
    X509 *cert = NULL, *recip = NULL, *signer = NULL;
    X509_STORE *store = NULL;
    X509_VERIFY_PARAM *vpm = NULL;
    const EVP_CIPHER *cipher = NULL;
    const EVP_MD *sign_md = NULL;
    const char *CAfile = NULL, *CApath = NULL, *prog = NULL;
    char *certfile = NULL, *keyfile = NULL, *contfile = NULL;
    char *infile = NULL, *outfile = NULL, *signerfile = NULL, *recipfile = NULL;
    char *passinarg = NULL, *passin = NULL, *to = NULL, *from = NULL, *subject = NULL;
    OPTION_CHOICE o;
    int noCApath = 0, noCAfile = 0;
    int flags = PKCS7_DETACHED, operation = 0, ret = 0, indef = 0;
    int informat = FORMAT_SMIME, outformat = FORMAT_SMIME, keyform =
        FORMAT_PEM;
    int vpmtouched = 0, rv = 0;
    ENGINE *e = NULL;
    const char *mime_eol = "\n";

    if ((vpm = X509_VERIFY_PARAM_new()) == NULL)
        return 1;

    prog = opt_init(argc, argv, smime_options);
    while ((o = opt_next()) != OPT_EOF) {
        switch (o) {
        case OPT_EOF:
        case OPT_ERR:
 opthelp:
            BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
            goto end;
        case OPT_HELP:
            opt_help(smime_options);
            ret = 0;
            goto end;
        case OPT_INFORM:
            if (!opt_format(opt_arg(), OPT_FMT_PDS, &informat))
                goto opthelp;
            break;
        case OPT_IN:
            infile = opt_arg();
            break;
        case OPT_OUTFORM:
            if (!opt_format(opt_arg(), OPT_FMT_PDS, &outformat))
                goto opthelp;
            break;
        case OPT_OUT:
            outfile = opt_arg();
            break;
        case OPT_ENCRYPT:
            operation = SMIME_ENCRYPT;
            break;
        case OPT_DECRYPT:
            operation = SMIME_DECRYPT;
            break;
        case OPT_SIGN:
            operation = SMIME_SIGN;
            break;
        case OPT_RESIGN:
            operation = SMIME_RESIGN;
            break;
        case OPT_VERIFY:
            operation = SMIME_VERIFY;
            break;
        case OPT_PK7OUT:
            operation = SMIME_PK7OUT;
            break;
        case OPT_TEXT:
            flags |= PKCS7_TEXT;
            break;
        case OPT_NOINTERN:
            flags |= PKCS7_NOINTERN;
            break;
        case OPT_NOVERIFY:
            flags |= PKCS7_NOVERIFY;
            break;
        case OPT_NOCHAIN:
            flags |= PKCS7_NOCHAIN;
            break;
        case OPT_NOCERTS:
            flags |= PKCS7_NOCERTS;
            break;
        case OPT_NOATTR:
            flags |= PKCS7_NOATTR;
            break;
        case OPT_NODETACH:
            flags &= ~PKCS7_DETACHED;
            break;
        case OPT_NOSMIMECAP:
            flags |= PKCS7_NOSMIMECAP;
            break;
        case OPT_BINARY:
            flags |= PKCS7_BINARY;
            break;
        case OPT_NOSIGS:
            flags |= PKCS7_NOSIGS;
            break;
        case OPT_STREAM:
        case OPT_INDEF:
            indef = 1;
            break;
        case OPT_NOINDEF:
            indef = 0;
            break;
        case OPT_CRLFEOL:
            flags |= PKCS7_CRLFEOL;
            mime_eol = "\r\n";
            break;
        case OPT_R_CASES:
            if (!opt_rand(o))
                goto end;
            break;
        case OPT_ENGINE:
            e = setup_engine(opt_arg(), 0);
            break;
        case OPT_PASSIN:
            passinarg = opt_arg();
            break;
        case OPT_TO:
            to = opt_arg();
            break;
        case OPT_FROM:
            from = opt_arg();
            break;
        case OPT_SUBJECT:
            subject = opt_arg();
            break;
        case OPT_SIGNER:
            /* If previous -signer argument add signer to list */
            if (signerfile != NULL) {
                if (sksigners == NULL
                    && (sksigners = sk_OPENSSL_STRING_new_null()) == NULL)
                    goto end;
                sk_OPENSSL_STRING_push(sksigners, signerfile);
                if (keyfile == NULL)
                    keyfile = signerfile;
                if (skkeys == NULL
                    && (skkeys = sk_OPENSSL_STRING_new_null()) == NULL)
                    goto end;
                sk_OPENSSL_STRING_push(skkeys, keyfile);
                keyfile = NULL;
            }
            signerfile = opt_arg();
            break;
        case OPT_RECIP:
            recipfile = opt_arg();
            break;
        case OPT_MD:
            if (!opt_md(opt_arg(), &sign_md))
                goto opthelp;
            break;
        case OPT_CIPHER:
            if (!opt_cipher(opt_unknown(), &cipher))
                goto opthelp;
            break;
        case OPT_INKEY:
            /* If previous -inkey argument add signer to list */
            if (keyfile != NULL) {
                if (signerfile == NULL) {
                    BIO_printf(bio_err,
                               "%s: Must have -signer before -inkey\n", prog);
                    goto opthelp;
                }
                if (sksigners == NULL
                    && (sksigners = sk_OPENSSL_STRING_new_null()) == NULL)
                    goto end;
                sk_OPENSSL_STRING_push(sksigners, signerfile);
                signerfile = NULL;
                if (skkeys == NULL
                    && (skkeys = sk_OPENSSL_STRING_new_null()) == NULL)
                    goto end;
                sk_OPENSSL_STRING_push(skkeys, keyfile);
            }
            keyfile = opt_arg();
            break;
        case OPT_KEYFORM:
            if (!opt_format(opt_arg(), OPT_FMT_ANY, &keyform))
                goto opthelp;
            break;
        case OPT_CERTFILE:
            certfile = opt_arg();
            break;
        case OPT_CAFILE:
            CAfile = opt_arg();
            break;
        case OPT_CAPATH:
            CApath = opt_arg();
            break;
        case OPT_NOCAFILE:
            noCAfile = 1;
            break;
        case OPT_NOCAPATH:
            noCApath = 1;
            break;
        case OPT_CONTENT:
            contfile = opt_arg();
            break;
        case OPT_V_CASES:
            if (!opt_verify(o, vpm))
                goto opthelp;
            vpmtouched++;
            break;
        }
    }
    argc = opt_num_rest();
    argv = opt_rest();

    if (!(operation & SMIME_SIGNERS) && (skkeys != NULL || sksigners != NULL)) {
        BIO_puts(bio_err, "Multiple signers or keys not allowed\n");
        goto opthelp;
    }

    if (operation & SMIME_SIGNERS) {
        /* Check to see if any final signer needs to be appended */
        if (keyfile && !signerfile) {
            BIO_puts(bio_err, "Illegal -inkey without -signer\n");
            goto opthelp;
        }
        if (signerfile != NULL) {
            if (sksigners == NULL
                && (sksigners = sk_OPENSSL_STRING_new_null()) == NULL)
                goto end;
            sk_OPENSSL_STRING_push(sksigners, signerfile);
            if (!skkeys && (skkeys = sk_OPENSSL_STRING_new_null()) == NULL)
                goto end;
            if (!keyfile)
                keyfile = signerfile;
            sk_OPENSSL_STRING_push(skkeys, keyfile);
        }
        if (sksigners == NULL) {
            BIO_printf(bio_err, "No signer certificate specified\n");
            goto opthelp;
        }
        signerfile = NULL;
        keyfile = NULL;
    } else if (operation == SMIME_DECRYPT) {
        if (recipfile == NULL && keyfile == NULL) {
            BIO_printf(bio_err,
                       "No recipient certificate or key specified\n");
            goto opthelp;
        }
    } else if (operation == SMIME_ENCRYPT) {
        if (argc == 0) {
            BIO_printf(bio_err, "No recipient(s) certificate(s) specified\n");
            goto opthelp;
        }
    } else if (!operation) {
        goto opthelp;
    }

    if (!app_passwd(passinarg, NULL, &passin, NULL)) {
        BIO_printf(bio_err, "Error getting password\n");
        goto end;
    }

    ret = 2;

    if (!(operation & SMIME_SIGNERS))
        flags &= ~PKCS7_DETACHED;

    if (!(operation & SMIME_OP)) {
        if (flags & PKCS7_BINARY)
            outformat = FORMAT_BINARY;
    }

    if (!(operation & SMIME_IP)) {
        if (flags & PKCS7_BINARY)
            informat = FORMAT_BINARY;
    }

    if (operation == SMIME_ENCRYPT) {
        if (cipher == NULL) {
#ifndef OPENSSL_NO_DES
            cipher = EVP_des_ede3_cbc();
#else
            BIO_printf(bio_err, "No cipher selected\n");
            goto end;
#endif
        }
        encerts = sk_X509_new_null();
        if (encerts == NULL)
            goto end;
        while (*argv != NULL) {
            cert = load_cert(*argv, FORMAT_PEM,
                             "recipient certificate file");
            if (cert == NULL)
                goto end;
            sk_X509_push(encerts, cert);
            cert = NULL;
            argv++;
        }
    }

    if (certfile != NULL) {
        if (!load_certs(certfile, &other, FORMAT_PEM, NULL,
                        "certificate file")) {
            ERR_print_errors(bio_err);
            goto end;
        }
    }

    if (recipfile != NULL && (operation == SMIME_DECRYPT)) {
        if ((recip = load_cert(recipfile, FORMAT_PEM,
                               "recipient certificate file")) == NULL) {
            ERR_print_errors(bio_err);
            goto end;
        }
    }

    if (operation == SMIME_DECRYPT) {
        if (keyfile == NULL)
            keyfile = recipfile;
    } else if (operation == SMIME_SIGN) {
        if (keyfile == NULL)
            keyfile = signerfile;
    } else {
        keyfile = NULL;
    }

    if (keyfile != NULL) {
        key = load_key(keyfile, keyform, 0, passin, e, "signing key file");
        if (key == NULL)
            goto end;
    }

    in = bio_open_default(infile, 'r', informat);
    if (in == NULL)
        goto end;

    if (operation & SMIME_IP) {
        if (informat == FORMAT_SMIME) {
            p7 = SMIME_read_PKCS7(in, &indata);
        } else if (informat == FORMAT_PEM) {
            p7 = PEM_read_bio_PKCS7(in, NULL, NULL, NULL);
        } else if (informat == FORMAT_ASN1) {
            p7 = d2i_PKCS7_bio(in, NULL);
        } else {
            BIO_printf(bio_err, "Bad input format for PKCS#7 file\n");
            goto end;
        }

        if (p7 == NULL) {
            BIO_printf(bio_err, "Error reading S/MIME message\n");
            goto end;
        }
        if (contfile != NULL) {
            BIO_free(indata);
            if ((indata = BIO_new_file(contfile, "rb")) == NULL) {
                BIO_printf(bio_err, "Can't read content file %s\n", contfile);
                goto end;
            }
        }
    }

    out = bio_open_default(outfile, 'w', outformat);
    if (out == NULL)
        goto end;

    if (operation == SMIME_VERIFY) {
        if ((store = setup_verify(CAfile, CApath, noCAfile, noCApath)) == NULL)
            goto end;
        X509_STORE_set_verify_cb(store, smime_cb);
        if (vpmtouched)
            X509_STORE_set1_param(store, vpm);
    }

    ret = 3;

    if (operation == SMIME_ENCRYPT) {
        if (indef)
            flags |= PKCS7_STREAM;
        p7 = PKCS7_encrypt(encerts, in, cipher, flags);
    } else if (operation & SMIME_SIGNERS) {
        int i;
        /*
         * If detached data content we only enable streaming if S/MIME output
         * format.
         */
        if (operation == SMIME_SIGN) {
            if (flags & PKCS7_DETACHED) {
                if (outformat == FORMAT_SMIME)
                    flags |= PKCS7_STREAM;
            } else if (indef) {
                flags |= PKCS7_STREAM;
            }
            flags |= PKCS7_PARTIAL;
            p7 = PKCS7_sign(NULL, NULL, other, in, flags);
            if (p7 == NULL)
                goto end;
            if (flags & PKCS7_NOCERTS) {
                for (i = 0; i < sk_X509_num(other); i++) {
                    X509 *x = sk_X509_value(other, i);
                    PKCS7_add_certificate(p7, x);
                }
            }
        } else {
            flags |= PKCS7_REUSE_DIGEST;
        }
        for (i = 0; i < sk_OPENSSL_STRING_num(sksigners); i++) {
            signerfile = sk_OPENSSL_STRING_value(sksigners, i);
            keyfile = sk_OPENSSL_STRING_value(skkeys, i);
            signer = load_cert(signerfile, FORMAT_PEM,
                               "signer certificate");
            if (signer == NULL)
                goto end;
            key = load_key(keyfile, keyform, 0, passin, e, "signing key file");
            if (key == NULL)
                goto end;
            if (!PKCS7_sign_add_signer(p7, signer, key, sign_md, flags))
                goto end;
            X509_free(signer);
            signer = NULL;
            EVP_PKEY_free(key);
            key = NULL;
        }
        /* If not streaming or resigning finalize structure */
        if ((operation == SMIME_SIGN) && !(flags & PKCS7_STREAM)) {
            if (!PKCS7_final(p7, in, flags))
                goto end;
        }
    }

    if (p7 == NULL) {
        BIO_printf(bio_err, "Error creating PKCS#7 structure\n");
        goto end;
    }

    ret = 4;
    if (operation == SMIME_DECRYPT) {
        if (!PKCS7_decrypt(p7, key, recip, out, flags)) {
            BIO_printf(bio_err, "Error decrypting PKCS#7 structure\n");
            goto end;
        }
    } else if (operation == SMIME_VERIFY) {
        STACK_OF(X509) *signers;
        if (PKCS7_verify(p7, other, store, indata, out, flags))
            BIO_printf(bio_err, "Verification successful\n");
        else {
            BIO_printf(bio_err, "Verification failure\n");
            goto end;
        }
        signers = PKCS7_get0_signers(p7, other, flags);
        if (!save_certs(signerfile, signers)) {
            BIO_printf(bio_err, "Error writing signers to %s\n", signerfile);
            ret = 5;
            goto end;
        }
        sk_X509_free(signers);
    } else if (operation == SMIME_PK7OUT) {
        PEM_write_bio_PKCS7(out, p7);
    } else {
        if (to)
            BIO_printf(out, "To: %s%s", to, mime_eol);
        if (from)
            BIO_printf(out, "From: %s%s", from, mime_eol);
        if (subject)
            BIO_printf(out, "Subject: %s%s", subject, mime_eol);
        if (outformat == FORMAT_SMIME) {
            if (operation == SMIME_RESIGN)
                rv = SMIME_write_PKCS7(out, p7, indata, flags);
            else
                rv = SMIME_write_PKCS7(out, p7, in, flags);
        } else if (outformat == FORMAT_PEM) {
            rv = PEM_write_bio_PKCS7_stream(out, p7, in, flags);
        } else if (outformat == FORMAT_ASN1) {
            rv = i2d_PKCS7_bio_stream(out, p7, in, flags);
        } else {
            BIO_printf(bio_err, "Bad output format for PKCS#7 file\n");
            goto end;
        }
        if (rv == 0) {
            BIO_printf(bio_err, "Error writing output\n");
            ret = 3;
            goto end;
        }
    }
    ret = 0;
 end:
    if (ret)
        ERR_print_errors(bio_err);
    sk_X509_pop_free(encerts, X509_free);
    sk_X509_pop_free(other, X509_free);
    X509_VERIFY_PARAM_free(vpm);
    sk_OPENSSL_STRING_free(sksigners);
    sk_OPENSSL_STRING_free(skkeys);
    X509_STORE_free(store);
    X509_free(cert);
    X509_free(recip);
    X509_free(signer);
    EVP_PKEY_free(key);
    PKCS7_free(p7);
    release_engine(e);
    BIO_free(in);
    BIO_free(indata);
    BIO_free_all(out);
    OPENSSL_free(passin);
    return ret;
}
Esempio n. 29
0
int MAIN(int argc, char **argv)
{
    ENGINE *e = NULL;
    char *infile=NULL, *outfile=NULL, *keyname = NULL;	
    char *certfile=NULL;
    BIO *in=NULL, *out = NULL;
    char **args;
    char *name = NULL;
    char *csp_name = NULL;
    PKCS12 *p12 = NULL;
    char pass[50], macpass[50];
    int export_cert = 0;
    int options = 0;
    int chain = 0;
    int badarg = 0;
    int iter = PKCS12_DEFAULT_ITER;
    int maciter = PKCS12_DEFAULT_ITER;
    int twopass = 0;
    int keytype = 0;
    int cert_pbe = NID_pbe_WithSHA1And40BitRC2_CBC;
    int key_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
    int ret = 1;
    int macver = 1;
    int noprompt = 0;
    STACK *canames = NULL;
    char *cpass = NULL, *mpass = NULL;
    char *passargin = NULL, *passargout = NULL, *passarg = NULL;
    char *passin = NULL, *passout = NULL;
    char *inrand = NULL;
    char *CApath = NULL, *CAfile = NULL;
    char *engine=NULL;

    apps_startup();

    enc = EVP_des_ede3_cbc();
    if (bio_err == NULL ) bio_err = BIO_new_fp (stderr, BIO_NOCLOSE);

	if (!load_config(bio_err, NULL))
		goto end;

    args = argv + 1;


    while (*args) {
	if (*args[0] == '-') {
		if (!strcmp (*args, "-nokeys")) options |= NOKEYS;
		else if (!strcmp (*args, "-keyex")) keytype = KEY_EX;
		else if (!strcmp (*args, "-keysig")) keytype = KEY_SIG;
		else if (!strcmp (*args, "-nocerts")) options |= NOCERTS;
		else if (!strcmp (*args, "-clcerts")) options |= CLCERTS;
		else if (!strcmp (*args, "-cacerts")) options |= CACERTS;
		else if (!strcmp (*args, "-noout")) options |= (NOKEYS|NOCERTS);
		else if (!strcmp (*args, "-info")) options |= INFO;
		else if (!strcmp (*args, "-chain")) chain = 1;
		else if (!strcmp (*args, "-twopass")) twopass = 1;
		else if (!strcmp (*args, "-nomacver")) macver = 0;
		else if (!strcmp (*args, "-descert"))
    			cert_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
		else if (!strcmp (*args, "-export")) export_cert = 1;
		else if (!strcmp (*args, "-des")) enc=EVP_des_cbc();
#ifndef OPENSSL_NO_IDEA
		else if (!strcmp (*args, "-idea")) enc=EVP_idea_cbc();
#endif
		else if (!strcmp (*args, "-des3")) enc = EVP_des_ede3_cbc();
#ifndef OPENSSL_NO_AES
		else if (!strcmp(*args,"-aes128")) enc=EVP_aes_128_cbc();
		else if (!strcmp(*args,"-aes192")) enc=EVP_aes_192_cbc();
		else if (!strcmp(*args,"-aes256")) enc=EVP_aes_256_cbc();
#endif
		else if (!strcmp (*args, "-noiter")) iter = 1;
		else if (!strcmp (*args, "-maciter"))
					 maciter = PKCS12_DEFAULT_ITER;
		else if (!strcmp (*args, "-nomaciter"))
					 maciter = 1;
		else if (!strcmp (*args, "-nodes")) enc=NULL;
		else if (!strcmp (*args, "-certpbe")) {
			if (args[1]) {
				args++;
				cert_pbe=OBJ_txt2nid(*args);
				if(cert_pbe == NID_undef) {
					BIO_printf(bio_err,
						 "Unknown PBE algorithm %s\n", *args);
					badarg = 1;
				}
			} else badarg = 1;
		} else if (!strcmp (*args, "-keypbe")) {
			if (args[1]) {
				args++;
				key_pbe=OBJ_txt2nid(*args);
				if(key_pbe == NID_undef) {
					BIO_printf(bio_err,
						 "Unknown PBE algorithm %s\n", *args);
					badarg = 1;
				}
			} else badarg = 1;
		} else if (!strcmp (*args, "-rand")) {
		    if (args[1]) {
			args++;	
			inrand = *args;
		    } else badarg = 1;
		} else if (!strcmp (*args, "-inkey")) {
		    if (args[1]) {
			args++;	
			keyname = *args;
		    } else badarg = 1;
		} else if (!strcmp (*args, "-certfile")) {
		    if (args[1]) {
			args++;	
			certfile = *args;
		    } else badarg = 1;
		} else if (!strcmp (*args, "-name")) {
		    if (args[1]) {
			args++;	
			name = *args;
		    } else badarg = 1;
		} else if (!strcmp (*args, "-CSP")) {
		    if (args[1]) {
			args++;	
			csp_name = *args;
		    } else badarg = 1;
		} else if (!strcmp (*args, "-caname")) {
		    if (args[1]) {
			args++;	
			if (!canames) canames = sk_new_null();
			sk_push(canames, *args);
		    } else badarg = 1;
		} else if (!strcmp (*args, "-in")) {
		    if (args[1]) {
			args++;	
			infile = *args;
		    } else badarg = 1;
		} else if (!strcmp (*args, "-out")) {
		    if (args[1]) {
			args++;	
			outfile = *args;
		    } else badarg = 1;
		} else if (!strcmp(*args,"-passin")) {
		    if (args[1]) {
			args++;	
			passargin = *args;
		    } else badarg = 1;
		} else if (!strcmp(*args,"-passout")) {
		    if (args[1]) {
			args++;	
			passargout = *args;
		    } else badarg = 1;
		} else if (!strcmp (*args, "-password")) {
		    if (args[1]) {
			args++;	
			passarg = *args;
		    	noprompt = 1;
		    } else badarg = 1;
		} else if (!strcmp(*args,"-CApath")) {
		    if (args[1]) {
			args++;	
			CApath = *args;
		    } else badarg = 1;
		} else if (!strcmp(*args,"-CAfile")) {
		    if (args[1]) {
			args++;	
			CAfile = *args;
		    } else badarg = 1;
		} else if (!strcmp(*args,"-engine")) {
		    if (args[1]) {
			args++;	
			engine = *args;
		    } else badarg = 1;
		} else badarg = 1;

	} else badarg = 1;
	args++;
    }

    if (badarg) {
	BIO_printf (bio_err, "Usage: pkcs12 [options]\n");
	BIO_printf (bio_err, "where options are\n");
	BIO_printf (bio_err, "-export       output PKCS12 file\n");
	BIO_printf (bio_err, "-chain        add certificate chain\n");
	BIO_printf (bio_err, "-inkey file   private key if not infile\n");
	BIO_printf (bio_err, "-certfile f   add all certs in f\n");
	BIO_printf (bio_err, "-CApath arg   - PEM format directory of CA's\n");
	BIO_printf (bio_err, "-CAfile arg   - PEM format file of CA's\n");
	BIO_printf (bio_err, "-name \"name\"  use name as friendly name\n");
	BIO_printf (bio_err, "-caname \"nm\"  use nm as CA friendly name (can be used more than once).\n");
	BIO_printf (bio_err, "-in  infile   input filename\n");
	BIO_printf (bio_err, "-out outfile  output filename\n");
	BIO_printf (bio_err, "-noout        don't output anything, just verify.\n");
	BIO_printf (bio_err, "-nomacver     don't verify MAC.\n");
	BIO_printf (bio_err, "-nocerts      don't output certificates.\n");
	BIO_printf (bio_err, "-clcerts      only output client certificates.\n");
	BIO_printf (bio_err, "-cacerts      only output CA certificates.\n");
	BIO_printf (bio_err, "-nokeys       don't output private keys.\n");
	BIO_printf (bio_err, "-info         give info about PKCS#12 structure.\n");
	BIO_printf (bio_err, "-des          encrypt private keys with DES\n");
	BIO_printf (bio_err, "-des3         encrypt private keys with triple DES (default)\n");
#ifndef OPENSSL_NO_IDEA
	BIO_printf (bio_err, "-idea         encrypt private keys with idea\n");
#endif
#ifndef OPENSSL_NO_AES
	BIO_printf (bio_err, "-aes128, -aes192, -aes256\n");
	BIO_printf (bio_err, "              encrypt PEM output with cbc aes\n");
#endif
	BIO_printf (bio_err, "-nodes        don't encrypt private keys\n");
	BIO_printf (bio_err, "-noiter       don't use encryption iteration\n");
	BIO_printf (bio_err, "-maciter      use MAC iteration\n");
	BIO_printf (bio_err, "-twopass      separate MAC, encryption passwords\n");
	BIO_printf (bio_err, "-descert      encrypt PKCS#12 certificates with triple DES (default RC2-40)\n");
	BIO_printf (bio_err, "-certpbe alg  specify certificate PBE algorithm (default RC2-40)\n");
	BIO_printf (bio_err, "-keypbe alg   specify private key PBE algorithm (default 3DES)\n");
	BIO_printf (bio_err, "-keyex        set MS key exchange type\n");
	BIO_printf (bio_err, "-keysig       set MS key signature type\n");
	BIO_printf (bio_err, "-password p   set import/export password source\n");
	BIO_printf (bio_err, "-passin p     input file pass phrase source\n");
	BIO_printf (bio_err, "-passout p    output file pass phrase source\n");
	BIO_printf (bio_err, "-engine e     use engine e, possibly a hardware device.\n");
	BIO_printf(bio_err,  "-rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
	BIO_printf(bio_err,  "              load the file (or the files in the directory) into\n");
	BIO_printf(bio_err,  "              the random number generator\n");
    	goto end;
    }

    e = setup_engine(bio_err, engine, 0);

    if(passarg) {
	if(export_cert) passargout = passarg;
	else passargin = passarg;
    }

    if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
	BIO_printf(bio_err, "Error getting passwords\n");
	goto end;
    }

    if(!cpass) {
    	if(export_cert) cpass = passout;
    	else cpass = passin;
    }

    if(cpass) {
	mpass = cpass;
	noprompt = 1;
    } else {
	cpass = pass;
	mpass = macpass;
    }

    if(export_cert || inrand) {
    	app_RAND_load_file(NULL, bio_err, (inrand != NULL));
        if (inrand != NULL)
		BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
			app_RAND_load_files(inrand));
    }
    ERR_load_crypto_strings();

#ifdef CRYPTO_MDEBUG
    CRYPTO_push_info("read files");
#endif

    if (!infile) in = BIO_new_fp(stdin, BIO_NOCLOSE);
    else in = BIO_new_file(infile, "rb");
    if (!in) {
	    BIO_printf(bio_err, "Error opening input file %s\n",
						infile ? infile : "<stdin>");
	    perror (infile);
	    goto end;
   }

#if 0
   if (certfile) {
    	if(!(certsin = BIO_new_file(certfile, "r"))) {
	    BIO_printf(bio_err, "Can't open certificate file %s\n", certfile);
	    perror (certfile);
	    goto end;
	}
    }

    if (keyname) {
    	if(!(inkey = BIO_new_file(keyname, "r"))) {
	    BIO_printf(bio_err, "Can't key certificate file %s\n", keyname);
	    perror (keyname);
	    goto end;
	}
     }
#endif

#ifdef CRYPTO_MDEBUG
    CRYPTO_pop_info();
    CRYPTO_push_info("write files");
#endif

    if (!outfile) {
	out = BIO_new_fp(stdout, BIO_NOCLOSE);
#ifdef OPENSSL_SYS_VMS
	{
	    BIO *tmpbio = BIO_new(BIO_f_linebuffer());
	    out = BIO_push(tmpbio, out);
	}
#endif
    } else out = BIO_new_file(outfile, "wb");
    if (!out) {
	BIO_printf(bio_err, "Error opening output file %s\n",
						outfile ? outfile : "<stdout>");
	perror (outfile);
	goto end;
    }
    if (twopass) {
#ifdef CRYPTO_MDEBUG
    CRYPTO_push_info("read MAC password");
#endif
	if(EVP_read_pw_string (macpass, sizeof macpass, "Enter MAC Password:"******"Can't read Password\n");
    	    goto end;
       	}
#ifdef CRYPTO_MDEBUG
    CRYPTO_pop_info();
#endif
    }

    if (export_cert) {
	EVP_PKEY *key = NULL;
	STACK_OF(PKCS12_SAFEBAG) *bags = NULL;
	STACK_OF(PKCS7) *safes = NULL;
	PKCS12_SAFEBAG *bag = NULL;
	PKCS8_PRIV_KEY_INFO *p8 = NULL;
	PKCS7 *authsafe = NULL;
	X509 *ucert = NULL;
	STACK_OF(X509) *certs=NULL;
	char *catmp = NULL;
	int i;
	unsigned char keyid[EVP_MAX_MD_SIZE];
	unsigned int keyidlen = 0;

#ifdef CRYPTO_MDEBUG
	CRYPTO_push_info("process -export_cert");
	CRYPTO_push_info("reading private key");
#endif
	key = load_key(bio_err, keyname ? keyname : infile, FORMAT_PEM, 1,
		passin, e, "private key");
	if (!key) {
		goto export_end;
	}

#ifdef CRYPTO_MDEBUG
	CRYPTO_pop_info();
	CRYPTO_push_info("reading certs from input");
#endif

	/* Load in all certs in input file */
	if(!(certs = load_certs(bio_err, infile, FORMAT_PEM, NULL, e,
		"certificates"))) {
		goto export_end;
	}

#ifdef CRYPTO_MDEBUG
	CRYPTO_pop_info();
	CRYPTO_push_info("reading certs from input 2");
#endif

	for(i = 0; i < sk_X509_num(certs); i++) {
		ucert = sk_X509_value(certs, i);
		if(X509_check_private_key(ucert, key)) {
			X509_digest(ucert, EVP_sha1(), keyid, &keyidlen);
			break;
		}
	}
	if(!keyidlen) {
		ucert = NULL;
		BIO_printf(bio_err, "No certificate matches private key\n");
		goto export_end;
	}
	
#ifdef CRYPTO_MDEBUG
	CRYPTO_pop_info();
	CRYPTO_push_info("reading certs from certfile");
#endif

	bags = sk_PKCS12_SAFEBAG_new_null ();

	/* Add any more certificates asked for */
	if (certfile) {
		STACK_OF(X509) *morecerts=NULL;
		if(!(morecerts = load_certs(bio_err, certfile, FORMAT_PEM,
					    NULL, e,
					    "certificates from certfile"))) {
			goto export_end;
		}
		while(sk_X509_num(morecerts) > 0) {
			sk_X509_push(certs, sk_X509_shift(morecerts));
		}
		sk_X509_free(morecerts);
 	}

#ifdef CRYPTO_MDEBUG
	CRYPTO_pop_info();
	CRYPTO_push_info("building chain");
#endif

	/* If chaining get chain from user cert */
	if (chain) {
        	int vret;
		STACK_OF(X509) *chain2;
		X509_STORE *store = X509_STORE_new();
		if (!store)
			{
			BIO_printf (bio_err, "Memory allocation error\n");
			goto export_end;
			}
		if (!X509_STORE_load_locations(store, CAfile, CApath))
			X509_STORE_set_default_paths (store);

		vret = get_cert_chain (ucert, store, &chain2);
		X509_STORE_free(store);

		if (!vret) {
		    /* Exclude verified certificate */
		    for (i = 1; i < sk_X509_num (chain2) ; i++) 
			sk_X509_push(certs, sk_X509_value (chain2, i));
		    /* Free first certificate */
		    X509_free(sk_X509_value(chain2, 0));
		    sk_X509_free(chain2);
		} else {
			BIO_printf (bio_err, "Error %s getting chain.\n",
					X509_verify_cert_error_string(vret));
			goto export_end;
		}			
    	}

#ifdef CRYPTO_MDEBUG
	CRYPTO_pop_info();
	CRYPTO_push_info("building bags");
#endif

	/* We now have loads of certificates: include them all */
	for(i = 0; i < sk_X509_num(certs); i++) {
		X509 *cert = NULL;
		cert = sk_X509_value(certs, i);
		bag = PKCS12_x5092certbag(cert);
		/* If it matches private key set id */
		if(cert == ucert) {
			if(name) PKCS12_add_friendlyname(bag, name, -1);
			PKCS12_add_localkeyid(bag, keyid, keyidlen);
		} else if((catmp = sk_shift(canames))) 
				PKCS12_add_friendlyname(bag, catmp, -1);
		sk_PKCS12_SAFEBAG_push(bags, bag);
	}
	sk_X509_pop_free(certs, X509_free);
	certs = NULL;

#ifdef CRYPTO_MDEBUG
	CRYPTO_pop_info();
	CRYPTO_push_info("encrypting bags");
#endif

	if(!noprompt &&
		EVP_read_pw_string(pass, sizeof pass, "Enter Export Password:"******"Can't read Password\n");
	    goto export_end;
        }
	if (!twopass) strcpy(macpass, pass);
	/* Turn certbags into encrypted authsafe */
	authsafe = PKCS12_pack_p7encdata(cert_pbe, cpass, -1, NULL, 0,
								 iter, bags);
	sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
	bags = NULL;

	if (!authsafe) {
		ERR_print_errors (bio_err);
		goto export_end;
	}

	safes = sk_PKCS7_new_null ();
	sk_PKCS7_push (safes, authsafe);

#ifdef CRYPTO_MDEBUG
	CRYPTO_pop_info();
	CRYPTO_push_info("building shrouded key bag");
#endif

	/* Make a shrouded key bag */
	p8 = EVP_PKEY2PKCS8 (key);
	if(keytype) PKCS8_add_keyusage(p8, keytype);
	bag = PKCS12_MAKE_SHKEYBAG(key_pbe, cpass, -1, NULL, 0, iter, p8);
	PKCS8_PRIV_KEY_INFO_free(p8);
	p8 = NULL;
        if (name) PKCS12_add_friendlyname (bag, name, -1);
	if(csp_name) PKCS12_add_CSPName_asc(bag, csp_name, -1);
	PKCS12_add_localkeyid (bag, keyid, keyidlen);
	bags = sk_PKCS12_SAFEBAG_new_null();
	sk_PKCS12_SAFEBAG_push (bags, bag);

#ifdef CRYPTO_MDEBUG
	CRYPTO_pop_info();
	CRYPTO_push_info("encrypting shrouded key bag");
#endif

	/* Turn it into unencrypted safe bag */
	authsafe = PKCS12_pack_p7data (bags);
	sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
	bags = NULL;
	sk_PKCS7_push (safes, authsafe);

#ifdef CRYPTO_MDEBUG
	CRYPTO_pop_info();
	CRYPTO_push_info("building pkcs12");
#endif

	p12 = PKCS12_init(NID_pkcs7_data);

	PKCS12_pack_authsafes(p12, safes);

	sk_PKCS7_pop_free(safes, PKCS7_free);
	safes = NULL;

	PKCS12_set_mac (p12, mpass, -1, NULL, 0, maciter, NULL);

#ifdef CRYPTO_MDEBUG
	CRYPTO_pop_info();
	CRYPTO_push_info("writing pkcs12");
#endif

	i2d_PKCS12_bio (out, p12);

	ret = 0;

    export_end:
#ifdef CRYPTO_MDEBUG
	CRYPTO_pop_info();
	CRYPTO_pop_info();
	CRYPTO_push_info("process -export_cert: freeing");
#endif

	if (key) EVP_PKEY_free(key);
	if (certs) sk_X509_pop_free(certs, X509_free);
	if (safes) sk_PKCS7_pop_free(safes, PKCS7_free);
	if (bags) sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);

#ifdef CRYPTO_MDEBUG
	CRYPTO_pop_info();
#endif
	goto end;
	
    }

    if (!(p12 = d2i_PKCS12_bio (in, NULL))) {
	ERR_print_errors(bio_err);
	goto end;
    }

#ifdef CRYPTO_MDEBUG
    CRYPTO_push_info("read import password");
#endif
    if(!noprompt && EVP_read_pw_string(pass, sizeof pass, "Enter Import Password:"******"Can't read Password\n");
	goto end;
    }
#ifdef CRYPTO_MDEBUG
    CRYPTO_pop_info();
#endif

    if (!twopass) strcpy(macpass, pass);

    if (options & INFO) BIO_printf (bio_err, "MAC Iteration %ld\n", p12->mac->iter ? ASN1_INTEGER_get (p12->mac->iter) : 1);
    if(macver) {
#ifdef CRYPTO_MDEBUG
    CRYPTO_push_info("verify MAC");
#endif
	/* If we enter empty password try no password first */
	if(!macpass[0] && PKCS12_verify_mac(p12, NULL, 0)) {
		/* If mac and crypto pass the same set it to NULL too */
		if(!twopass) cpass = NULL;
	} else if (!PKCS12_verify_mac(p12, mpass, -1)) {
	    BIO_printf (bio_err, "Mac verify error: invalid password?\n");
	    ERR_print_errors (bio_err);
	    goto end;
	}
	BIO_printf (bio_err, "MAC verified OK\n");
#ifdef CRYPTO_MDEBUG
    CRYPTO_pop_info();
#endif
    }

#ifdef CRYPTO_MDEBUG
    CRYPTO_push_info("output keys and certificates");
#endif
    if (!dump_certs_keys_p12 (out, p12, cpass, -1, options, passout)) {
	BIO_printf(bio_err, "Error outputting keys and certificates\n");
	ERR_print_errors (bio_err);
	goto end;
    }
#ifdef CRYPTO_MDEBUG
    CRYPTO_pop_info();
#endif
    ret = 0;
 end:
    if (p12) PKCS12_free(p12);
    if(export_cert || inrand) app_RAND_write_file(NULL, bio_err);
#ifdef CRYPTO_MDEBUG
    CRYPTO_remove_all_info();
#endif
    BIO_free(in);
    BIO_free_all(out);
    if (canames) sk_free(canames);
    if(passin) OPENSSL_free(passin);
    if(passout) OPENSSL_free(passout);
    apps_shutdown();
    OPENSSL_EXIT(ret);
}
Esempio n. 30
0
char* /* returns contents of the signed message, NULL if error */
smime_verify_signature(const char* pubkey,
		       const char* sig_entity,     /* signed entity
						      or just the sigature */
		       const char* detached_data,  /* possibly NULL */
		       int detached_data_len)
{
  X509*  x509 = NULL;
  PKCS7* p7 = NULL;
  STACK_OF(PKCS7_SIGNER_INFO)* sigs = NULL;
  X509_STORE* certs=NULL;
  BIO*   detached = NULL;
  BIO*   p7bio = NULL;
  BIO*   wbio = NULL;
  char*  data = NULL;
  char   buf[4096];
  int    i,x;
  
  if (!sig_entity || !pubkey) GOTO_ERR("NULL arg(s)");
  if (!(p7 = get_pkcs7_from_pem(sig_entity))) goto err;

  /* Hmm, if its clear signed, we already provided the detached sig, but
   * if its one sig blob, may be PKCS7_get_detached() provides BIO connected
   * to the detached part. Go figure.
   */

  if (detached_data && detached_data_len) {
    if (!(detached = set_read_BIO_from_buf(detached_data, detached_data_len)))
      goto err;
  } else {
    if (!PKCS7_get_detached(p7))
      GOTO_ERR("15 cant extract signed data from signed entity (PKCS7_get_detached)");
  }
  if (!(p7bio=PKCS7_dataInit(p7,detached))) GOTO_ERR("PKCS7_dataInit");
  
  if (!(wbio = BIO_new(BIO_s_mem()))) GOTO_ERR("no memory?");
  
  /* We now have to 'read' from p7bio to calculate message digest(s).
   * I also take the opportunity to save the signed data. */
  for (;;) {
    i = BIO_read(p7bio,buf,sizeof(buf));
    if (i <= 0) break;
    BIO_write(wbio, buf, i);
  }
  
  if (get_written_BIO_data(wbio, &data)==-1) goto err;
  BIO_free_all(wbio);
  wbio = NULL;
  
  /* We can now verify signatures */
  if (!(sigs=PKCS7_get_signer_info(p7)))
    GOTO_ERR("13 no sigs? (PKCS7_get_signer_info)");
  
  /* Ok, first we need to, for each subject entry, see if we can verify */
  for (i=0; i<sk_PKCS7_SIGNER_INFO_num(sigs); i++) {
    X509_STORE_CTX cert_ctx;
    PKCS7_SIGNER_INFO *si;
    ASN1_UTCTIME *tm;
    char *str1,*str2;
    
    si=sk_PKCS7_SIGNER_INFO_value(sigs,i);
    
    /* The bio is needed here only to lookup the message digest context
     * which presumably now contains the message digest. It will not be
     * read, and hence its good for any number of iterations. This is so
     * because MD bios pass the data right thru so they can be stacked
     * to calculate multiple message digests simultaneously. Clever, eh?
     */

#if 0
    /* *** this is currently broken and thus disabled. --Sampo */
    /* verifies by looking up the certificate from certs database,
     * verifying the validity of the certificate, and finally
     * validity of the signature */

    x=PKCS7_dataVerify(certs, &cert_ctx, p7bio, p7, si);
#else
    /* just verify the signature, given that we already have certificate
     * candidate (see crypto/pk7_doit.c around line 675) */

    if (!(x509 = extract_certificate(pubkey))) goto err;
    x=PKCS7_signatureVerify(p7bio, p7, si, x509);
#endif
    if (x <= 0) GOTO_ERR("14 sig verify failed");
    
#if 0
    if ((tm=get_signed_time(si)) != NULL) {
      //fprintf(stderr,"Signed time:");
      //ASN1_UTCTIME_print(bio_out,tm);
      ASN1_UTCTIME_free(tm);
      //BIO_printf(bio_out,"\n");
    }
#endif
#if 0
    if (get_signed_seq2string(si,&str1,&str2)) {
      fprintf(stderr,"String 1 is %s\n",str1);
      fprintf(stderr,"String 2 is %s\n",str2);
    }
#endif
  }
  
  BIO_free_all(p7bio);
  PKCS7_free(p7);
  X509_STORE_free(certs);
  return data;    /* return the signed plain text */

err:
  if (wbio) BIO_free_all(wbio);
  if (p7bio) BIO_free_all(p7bio);
  if (p7) PKCS7_free(p7);
  if (certs) X509_STORE_free(certs);
  if (data) Free(data);
  return NULL;
}