示例#1
0
static enum ssl_hs_wait_t do_process_client_certificate(SSL *ssl,
                                                        SSL_HANDSHAKE *hs) {
  if (!ssl->s3->tmp.cert_request) {
    /* Skip this state. */
    hs->state = state_process_client_certificate_verify;
    return ssl_hs_ok;
  }

  const int allow_anonymous =
      (ssl->verify_mode & SSL_VERIFY_FAIL_IF_NO_PEER_CERT) == 0;

  if (!tls13_check_message_type(ssl, SSL3_MT_CERTIFICATE) ||
      !tls13_process_certificate(ssl, allow_anonymous) ||
      !ssl->method->hash_current_message(ssl)) {
    return ssl_hs_error;
  }

  /* For historical reasons, the server's copy of the chain does not include the
   * leaf while the client's does. */
  if (sk_X509_num(ssl->s3->new_session->cert_chain) > 0) {
    X509_free(sk_X509_shift(ssl->s3->new_session->cert_chain));
  }

  hs->state = state_process_client_certificate_verify;
  return ssl_hs_read_message;
}
示例#2
0
DVT_STATUS CERTIFICATE_FILE_CLASS::importPkcs12(const char* filename, bool certificatesOnly,
												 const char* password)

//  DESCRIPTION     : Import certificates from a PKCS#12 formated file.
//  PRECONDITIONS   :
//  POSTCONDITIONS  :
//  EXCEPTIONS      : 
//  NOTES           : Returns MSG_OK, MSG_ERROR, MSG_FILE_NOT_EXIST, MSG_NO_VALUE, MSG_INVALID_PASSWORD
//<<===========================================================================
{
	DVT_STATUS status = MSG_ERROR;
	BIO* bio_ptr = NULL;
	PKCS12 *p12_ptr = NULL;
	EVP_PKEY *pkey_ptr = NULL;
	X509 *cert_ptr = NULL;
	STACK_OF(X509) *ca_ptr = NULL;
	const char* password_ptr = NULL;
	int count = 0;


	// clear the error queue
	ERR_clear_error();

	// open the file
	bio_ptr = BIO_new(BIO_s_file_internal());
	if (bio_ptr == NULL)
	{
		openSslM_ptr->printError(loggerM_ptr, LOG_ERROR, "setting up to read PKCS#12 file");
		status = MSG_ERROR;
		goto end;
	}
	if (BIO_read_filename(bio_ptr, filename) <= 0)
	{
		unsigned long err;
		err = ERR_peek_error();
		if ((ERR_GET_LIB(err) == ERR_LIB_SYS) && (ERR_GET_REASON(err) == ERROR_FILE_NOT_FOUND))
		{
			// file does not exist
			ERR_clear_error(); // eat any errors
			status = MSG_FILE_NOT_EXIST;
		}
		else
		{
			openSslM_ptr->printError(loggerM_ptr, LOG_ERROR, "opening PKCS#12 file for reading");
			status = MSG_ERROR;
		}
		goto end;
	}

	// read the file
	p12_ptr = d2i_PKCS12_bio(bio_ptr, NULL);
	if (!p12_ptr) 
	{
		openSslM_ptr->printError(loggerM_ptr, LOG_ERROR, "reading PKCS#12 file");
		status = MSG_ERROR;
		goto end;
	}

	// see if we have a password that will work
	if (PKCS12_verify_mac(p12_ptr, NULL, 0))
	{
		password_ptr = NULL;
	}
	else if(PKCS12_verify_mac(p12_ptr, "", 0))
	{
		password_ptr = "";
	}
	else if(PKCS12_verify_mac(p12_ptr, password, strlen(password)))
	{
		password_ptr = password;
	}
	else
	{
		status = MSG_INVALID_PASSWORD;
		goto end;
	}

	// parse the data
	if (!PKCS12_parse(p12_ptr, password_ptr, &pkey_ptr, &cert_ptr, &ca_ptr)) 
	{
		openSslM_ptr->printError(loggerM_ptr, LOG_ERROR, "parsing PKCS#12 file");
		status = MSG_ERROR;
		ca_ptr = NULL; // this is freed by PKCS12_parse(), but not set to NULL
		goto end;
	}

	if ((pkey_ptr != NULL) && !certificatesOnly) 
	{
		// save the private key
		if (!push(pkey_ptr))
		{
			status = MSG_ERROR;
			goto end;
		}
		count++;
	}

	if (cert_ptr != NULL) 
	{
		// save the certificate
		if (!push(cert_ptr))
		{
			status = MSG_ERROR;
			goto end;
		}
		count++;
	}

	if ((ca_ptr != NULL) && (sk_X509_num(ca_ptr) > 0))
	{
		X509* x509_ptr;

		// save each of the certificates
		while ((x509_ptr = sk_X509_shift(ca_ptr)) != NULL)
		{
			if (!push(x509_ptr))
			{
				status = MSG_ERROR;
				goto end;
			}
			count++;
		}
	}

	if (count == 0)
	{
		status = MSG_NO_VALUE;
	}
	else
	{
		status = MSG_OK;
	}

end:
	if (bio_ptr != NULL) BIO_free(bio_ptr);
	if (p12_ptr != NULL) PKCS12_free(p12_ptr);
	if (pkey_ptr != NULL) EVP_PKEY_free(pkey_ptr);
	if (cert_ptr != NULL) X509_free(cert_ptr);
	if (ca_ptr != NULL) sk_X509_pop_free(ca_ptr, X509_free);

	return status;
}
示例#3
0
/*
 * PKCS#12 decoder.  It operates by decoding all of the blob content,
 * extracting all the interesting data from it and storing them internally,
 * then serving them one piece at a time.
 */
static OSSL_STORE_INFO *try_decode_PKCS12(const char *pem_name,
                                          const char *pem_header,
                                          const unsigned char *blob,
                                          size_t len, void **pctx,
                                          int *matchcount,
                                          const UI_METHOD *ui_method,
                                          void *ui_data)
{
    OSSL_STORE_INFO *store_info = NULL;
    STACK_OF(OSSL_STORE_INFO) *ctx = *pctx;

    if (ctx == NULL) {
        /* Initial parsing */
        PKCS12 *p12;
        int ok = 0;

        if (pem_name != NULL)
            /* No match, there is no PEM PKCS12 tag */
            return NULL;

        if ((p12 = d2i_PKCS12(NULL, &blob, len)) != NULL) {
            char *pass = NULL;
            char tpass[PEM_BUFSIZE];
            EVP_PKEY *pkey = NULL;
            X509 *cert = NULL;
            STACK_OF(X509) *chain = NULL;

            *matchcount = 1;

            if (PKCS12_verify_mac(p12, "", 0)
                || PKCS12_verify_mac(p12, NULL, 0)) {
                pass = "";
            } else {
                if ((pass = file_get_pass(ui_method, tpass, PEM_BUFSIZE,
                                          "PKCS12 import password",
                                          ui_data)) == NULL) {
                    OSSL_STOREerr(OSSL_STORE_F_TRY_DECODE_PKCS12,
                                  OSSL_STORE_R_PASSPHRASE_CALLBACK_ERROR);
                    goto p12_end;
                }
                if (!PKCS12_verify_mac(p12, pass, strlen(pass))) {
                    OSSL_STOREerr(OSSL_STORE_F_TRY_DECODE_PKCS12,
                                  OSSL_STORE_R_ERROR_VERIFYING_PKCS12_MAC);
                    goto p12_end;
                }
            }

            if (PKCS12_parse(p12, pass, &pkey, &cert, &chain)) {
                OSSL_STORE_INFO *osi_pkey = NULL;
                OSSL_STORE_INFO *osi_cert = NULL;
                OSSL_STORE_INFO *osi_ca = NULL;

                if ((ctx = sk_OSSL_STORE_INFO_new_null()) != NULL
                    && (osi_pkey = OSSL_STORE_INFO_new_PKEY(pkey)) != NULL
                    && sk_OSSL_STORE_INFO_push(ctx, osi_pkey) != 0
                    && (osi_cert = OSSL_STORE_INFO_new_CERT(cert)) != NULL
                    && sk_OSSL_STORE_INFO_push(ctx, osi_cert) != 0) {
                    ok = 1;
                    osi_pkey = NULL;
                    osi_cert = NULL;

                    while(sk_X509_num(chain) > 0) {
                        X509 *ca = sk_X509_value(chain, 0);

                        if ((osi_ca = OSSL_STORE_INFO_new_CERT(ca)) == NULL
                            || sk_OSSL_STORE_INFO_push(ctx, osi_ca) == 0) {
                            ok = 0;
                            break;
                        }
                        osi_ca = NULL;
                        (void)sk_X509_shift(chain);
                    }
                }
                if (!ok) {
                    OSSL_STORE_INFO_free(osi_ca);
                    OSSL_STORE_INFO_free(osi_cert);
                    OSSL_STORE_INFO_free(osi_pkey);
                    sk_OSSL_STORE_INFO_pop_free(ctx, OSSL_STORE_INFO_free);
                    EVP_PKEY_free(pkey);
                    X509_free(cert);
                    sk_X509_pop_free(chain, X509_free);
                    ctx = NULL;
                }
                *pctx = ctx;
            }
        }
     p12_end:
        PKCS12_free(p12);
        if (!ok)
            return NULL;
    }

    if (ctx != NULL) {
        *matchcount = 1;
        store_info = sk_OSSL_STORE_INFO_shift(ctx);
    }

    return store_info;
}
示例#4
0
DVT_STATUS CERTIFICATE_FILE_CLASS::importPkcs7(const char* filename, bool, const char*)

//  DESCRIPTION     : Import certificates from a PKCS#7 formated file.
//  PRECONDITIONS   :
//  POSTCONDITIONS  :
//  EXCEPTIONS      : 
//  NOTES           : Returns MSG_OK, MSG_ERROR, MSG_FILE_NOT_EXIST, MSG_NO_VALUE, MSG_INVALID_PASSWORD
//<<===========================================================================
{
	DVT_STATUS status = MSG_ERROR;
	BIO* bio_ptr;
	unsigned long err;
	PKCS7 *p7_ptr = NULL;
	STACK_OF(X509) *certStack_ptr = NULL;
	int count = 0;


	// clear the error queue
	ERR_clear_error();

	// open the file
	bio_ptr = BIO_new(BIO_s_file_internal());
	if (bio_ptr == NULL)
	{
		openSslM_ptr->printError(loggerM_ptr, LOG_ERROR, "setting up to read PKCS #7 file");
		status = MSG_ERROR;
		goto end;
	}
	if (BIO_read_filename(bio_ptr, filename) <= 0)
	{
		err = ERR_peek_error();
		if ((ERR_GET_LIB(err) == ERR_LIB_SYS) && (ERR_GET_REASON(err) == ERROR_FILE_NOT_FOUND))
		{
			// file does not exist
			ERR_clear_error(); // eat any errors
			status = MSG_FILE_NOT_EXIST;
		}
		else
		{
			openSslM_ptr->printError(loggerM_ptr, LOG_ERROR, "opening PKCS #7 file for reading");
			status = MSG_ERROR;
		}
		goto end;
	}

	// try reading the file as a PEM file
	p7_ptr = PEM_read_bio_PKCS7(bio_ptr, NULL, NULL, NULL);

	if (p7_ptr == NULL)
	{
		err = ERR_peek_error();
		if ((ERR_GET_LIB(err) == ERR_LIB_PEM) && (ERR_GET_REASON(err) == PEM_R_NO_START_LINE))
		{
			// no PEM start line
			ERR_clear_error(); // eat any errors
			BIO_reset(bio_ptr); // reset the file to the beginning

			// try reading the file as DER
			p7_ptr = d2i_PKCS7_bio(bio_ptr, NULL);
		}
	}

	if (p7_ptr == NULL)
	{
		openSslM_ptr->printError(loggerM_ptr, LOG_ERROR, "reading PKCS #7 file");
		status = MSG_ERROR;
	}
	else
	{
		// get the certificates from the p7 structure
		int p7Type = OBJ_obj2nid(p7_ptr->type);
		switch (p7Type)
		{
		case NID_pkcs7_signed:
			certStack_ptr = p7_ptr->d.sign->cert;
			break;
		case NID_pkcs7_signedAndEnveloped:
			certStack_ptr = p7_ptr->d.signed_and_enveloped->cert;
			break;
		default:
			openSslM_ptr->printError(loggerM_ptr, LOG_ERROR, "unsupported PKCS #7 file type");
			status = MSG_ERROR;
			goto end;
		}


		if ((certStack_ptr != NULL) && (sk_X509_num(certStack_ptr) > 0))
		{
			X509* x509_ptr;

			// save each of the certificates
			while ((x509_ptr = sk_X509_shift(certStack_ptr)) != NULL)
			{
				if (!push(x509_ptr))
				{
					status = MSG_ERROR;
					goto end;
				}
				count++;
			}
		}

		if (count == 0)
		{
			status = MSG_NO_VALUE;
		}
		else
		{
			status = MSG_OK;
		}
	}

end:
	//	certStack_ptr freed by the PKCS7_free() below
	if (p7_ptr != NULL) PKCS7_free(p7_ptr);
	if (bio_ptr != NULL) BIO_free(bio_ptr);

	return status;
}
示例#5
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);
}
示例#6
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);
}
示例#7
0
int tls13_process_certificate(SSL *ssl) {
  CBS cbs, context;
  CBS_init(&cbs, ssl->init_msg, ssl->init_num);
  if (!CBS_get_u8_length_prefixed(&cbs, &context) ||
      CBS_len(&context) != 0) {
    ssl3_send_alert(ssl, SSL3_AL_FATAL, SSL_AD_DECODE_ERROR);
    OPENSSL_PUT_ERROR(SSL, SSL_R_DECODE_ERROR);
    return 0;
  }

  int ret = 0;
  uint8_t alert;
  STACK_OF(X509) *chain = ssl_parse_cert_chain(
      ssl, &alert, ssl->ctx->retain_only_sha256_of_client_certs
                       ? ssl->s3->new_session->peer_sha256
                       : NULL,
      &cbs);
  if (chain == NULL) {
    ssl3_send_alert(ssl, SSL3_AL_FATAL, alert);
    goto err;
  }

  if (CBS_len(&cbs) != 0) {
    OPENSSL_PUT_ERROR(SSL, SSL_R_DECODE_ERROR);
    ssl3_send_alert(ssl, SSL3_AL_FATAL, SSL_AD_DECODE_ERROR);
    goto err;
  }

  if (sk_X509_num(chain) == 0) {
    /* Clients must receive a certificate from the server. */
    if (!ssl->server) {
      OPENSSL_PUT_ERROR(SSL, SSL_R_DECODE_ERROR);
      ssl3_send_alert(ssl, SSL3_AL_FATAL, SSL_AD_DECODE_ERROR);
      goto err;
    }

    /* Servers may be configured to accept anonymous clients. */
    if ((ssl->verify_mode & SSL_VERIFY_PEER) &&
        (ssl->verify_mode & SSL_VERIFY_FAIL_IF_NO_PEER_CERT)) {
      OPENSSL_PUT_ERROR(SSL, SSL_R_PEER_DID_NOT_RETURN_A_CERTIFICATE);
      ssl3_send_alert(ssl, SSL3_AL_FATAL, SSL_AD_HANDSHAKE_FAILURE);
      goto err;
    }

    /* No certificate, so nothing more to do. */
    ret = 1;
    goto err;
  }

  if (ssl->server && ssl->ctx->retain_only_sha256_of_client_certs) {
    /* The hash was filled in by |ssl_parse_cert_chain|. */
    ssl->s3->new_session->peer_sha256_valid = 1;
  }

  X509 *leaf = sk_X509_value(chain, 0);
  if (!ssl->server && !ssl_check_leaf_certificate(ssl, leaf)) {
    ssl3_send_alert(ssl, SSL3_AL_FATAL, SSL_AD_ILLEGAL_PARAMETER);
    goto err;
  }

  int verify_ret = ssl_verify_cert_chain(ssl, chain);
  /* If |SSL_VERIFY_NONE|, the error is non-fatal, but we keep the result. */
  if (ssl->verify_mode != SSL_VERIFY_NONE && verify_ret <= 0) {
    int al = ssl_verify_alarm_type(ssl->verify_result);
    ssl3_send_alert(ssl, SSL3_AL_FATAL, al);
    OPENSSL_PUT_ERROR(SSL, SSL_R_CERTIFICATE_VERIFY_FAILED);
    goto err;
  }
  ERR_clear_error();

  ssl->s3->new_session->verify_result = ssl->verify_result;

  X509_free(ssl->s3->new_session->peer);
  /* For historical reasons, the client and server differ on whether the chain
   * includes the leaf. */
  if (ssl->server) {
    ssl->s3->new_session->peer = sk_X509_shift(chain);
  } else {
    ssl->s3->new_session->peer = X509_up_ref(leaf);
  }

  sk_X509_pop_free(ssl->s3->new_session->cert_chain, X509_free);
  ssl->s3->new_session->cert_chain = chain;
  chain = NULL;

  ret = 1;

err:
  sk_X509_pop_free(chain, X509_free);
  return ret;
}
示例#8
0
文件: pkcs12.c 项目: VaryJames/Sample
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);
}
示例#9
0
文件: tls.cpp 项目: 151706061/DVTK-1
bool TLS_SOCKET_CLASS::readCredentials(SSL_CTX* ctx_ptr)

//  DESCRIPTION     : Reads the credentials file.
//  PRECONDITIONS   :
//  POSTCONDITIONS  :
//  EXCEPTIONS      : 
//  NOTES           : 
//<<===========================================================================
{
	bool ret = false;
	X509* certificate_ptr = NULL;
	X509* caCert_ptr = NULL;
	EVP_PKEY* rsaPrivateKey_ptr;
	STACK_OF(X509)* rsaCertChain_ptr;
	EVP_PKEY* dsaPrivateKey_ptr;
	STACK_OF(X509)* dsaCertChain_ptr;

	// clear the current certificate list
	if (ctx_ptr->extra_certs != NULL) 
	{
		sk_X509_pop_free(ctx_ptr->extra_certs, X509_free);
		ctx_ptr->extra_certs = NULL;
	}

	// read the credentials file
	openSslM_ptr->readCredentialsFile(credentialsFilenameM.c_str(), 
		&rsaPrivateKey_ptr, &rsaCertChain_ptr,
		&dsaPrivateKey_ptr, &dsaCertChain_ptr,
		ctx_ptr->default_passwd_callback, ctx_ptr->default_passwd_callback_userdata, loggerM_ptr);

	if (rsaPrivateKey_ptr != NULL)
	{
		// have a RSA private key
		if (SSL_CTX_use_PrivateKey(ctx_ptr, rsaPrivateKey_ptr) != 1)
		{
			goto end;
		}

		// get and save the certificate that goes with the RSA private key
		certificate_ptr = sk_X509_shift(rsaCertChain_ptr);
		if (SSL_CTX_use_certificate(ctx_ptr, certificate_ptr) != 1)
		{
			goto end;
		}
		if (ERR_peek_error() != 0)
		{
			ret = 0;  // key/certificate mismatch doesn't imply ret==0 ...
			goto end;
		}
		X509_free(certificate_ptr);
		certificate_ptr = NULL;

		// save the rest of the certificate chain
		while ((caCert_ptr = sk_X509_shift(rsaCertChain_ptr)) != NULL)
		{
			if (SSL_CTX_add_extra_chain_cert(ctx_ptr, caCert_ptr) != 1)
			{
				X509_free(caCert_ptr);
				goto end;
			}
			// note that caCert_ptr must not be freed if it was successfully added to the chain
		}
	}

	if (dsaPrivateKey_ptr != NULL)
	{
		// have a DSA private key
		if (SSL_CTX_use_PrivateKey(ctx_ptr, dsaPrivateKey_ptr) != 1)
		{
			goto end;
		}

		// get and save the certificate that goes with the DSA private key
		certificate_ptr = sk_X509_shift(dsaCertChain_ptr);
		if (SSL_CTX_use_certificate(ctx_ptr, certificate_ptr) != 1)
		{
			goto end;
		}
		if (ERR_peek_error() != 0)
		{
			ret = 0;  // key/certificate mismatch doesn't imply ret==0 ...
			goto end;
		}
		X509_free(certificate_ptr);
		certificate_ptr = NULL;

		// save the rest of the certificate chain
		while ((caCert_ptr = sk_X509_shift(dsaCertChain_ptr)) != NULL)
		{
			if (SSL_CTX_add_extra_chain_cert(ctx_ptr, caCert_ptr) != 1)
			{
				X509_free(caCert_ptr);
				goto end;
			}
			// note that caCert_ptr must not be freed if it was successfully added to the chain
		}
	}

	ret = true;

end:
	if (certificate_ptr != NULL) X509_free(certificate_ptr);
	if (rsaPrivateKey_ptr != NULL) EVP_PKEY_free(rsaPrivateKey_ptr);
	if (dsaPrivateKey_ptr != NULL) EVP_PKEY_free(dsaPrivateKey_ptr);
	if (rsaCertChain_ptr != NULL) sk_X509_pop_free(rsaCertChain_ptr, X509_free);
	if (dsaCertChain_ptr != NULL) sk_X509_pop_free(dsaCertChain_ptr, X509_free);

	return ret;
}