static int print_gost_01(BIO *out, const EVP_PKEY *pkey, int indent,
                         ASN1_PCTX *pctx, int type)
{
    int param_nid = NID_undef;
    if (type == 2) {
        BIGNUM *key;

        if (!BIO_indent(out, indent, 128))
            return 0;
        BIO_printf(out, "Private key: ");
        key = gost_get0_priv_key(pkey);
        if (!key)
            BIO_printf(out, "<undefined)");
        else
            BN_print(out, key);
        BIO_printf(out, "\n");
    }
    if (type >= 1) {
        BN_CTX *ctx = BN_CTX_new();
        BIGNUM *X, *Y;
        const EC_POINT *pubkey;
        const EC_GROUP *group;

        if (!ctx) {
            GOSTerr(GOST_F_PRINT_GOST_01, ERR_R_MALLOC_FAILURE);
            return 0;
        }
        BN_CTX_start(ctx);
        X = BN_CTX_get(ctx);
        Y = BN_CTX_get(ctx);
        pubkey =
            EC_KEY_get0_public_key((EC_KEY *)EVP_PKEY_get0((EVP_PKEY *)pkey));
        group = EC_KEY_get0_group((EC_KEY *)EVP_PKEY_get0((EVP_PKEY *)pkey));
        if (!EC_POINT_get_affine_coordinates_GFp(group, pubkey, X, Y, ctx)) {
            GOSTerr(GOST_F_PRINT_GOST_01, ERR_R_EC_LIB);
            BN_CTX_free(ctx);
            return 0;
        }
        if (!BIO_indent(out, indent, 128))
            return 0;
        BIO_printf(out, "Public key:\n");
        if (!BIO_indent(out, indent + 3, 128))
            return 0;
        BIO_printf(out, "X:");
        BN_print(out, X);
        BIO_printf(out, "\n");
        BIO_indent(out, indent + 3, 128);
        BIO_printf(out, "Y:");
        BN_print(out, Y);
        BIO_printf(out, "\n");
        BN_CTX_end(ctx);
        BN_CTX_free(ctx);
    }

    param_nid =
        EC_GROUP_get_curve_name(EC_KEY_get0_group
                                (EVP_PKEY_get0((EVP_PKEY *)pkey)));
    if (!BIO_indent(out, indent, 128))
        return 0;
    BIO_printf(out, "Parameter set: %s\n", OBJ_nid2ln(param_nid));
    return 1;
}
Example #2
0
int test_div(BIO *bp, BN_CTX *ctx)
	{
	BIGNUM a,b,c,d,e;
	int i;

	BN_init(&a);
	BN_init(&b);
	BN_init(&c);
	BN_init(&d);
	BN_init(&e);

	for (i=0; i<num0+num1; i++)
		{
		if (i < num1)
			{
			BN_bntest_rand(&a,400,0,0);
			BN_copy(&b,&a);
			BN_lshift(&a,&a,i);
			BN_add_word(&a,i);
			}
		else
			BN_bntest_rand(&b,50+3*(i-num1),0,0);
		a.neg=rand_neg();
		b.neg=rand_neg();
		BN_div(&d,&c,&a,&b,ctx);
		if (bp != NULL)
			{
			if (!results)
				{
				BN_print(bp,&a);
				BIO_puts(bp," / ");
				BN_print(bp,&b);
				BIO_puts(bp," - ");
				}
			BN_print(bp,&d);
			BIO_puts(bp,"\n");

			if (!results)
				{
				BN_print(bp,&a);
				BIO_puts(bp," % ");
				BN_print(bp,&b);
				BIO_puts(bp," - ");
				}
			BN_print(bp,&c);
			BIO_puts(bp,"\n");
			}
		BN_mul(&e,&d,&b,ctx);
		BN_add(&d,&e,&c);
		BN_sub(&d,&d,&a);
		if(!BN_is_zero(&d))
		    {
		    fprintf(stderr,"Division test failed!\n");
		    return 0;
		    }
		}
	BN_free(&a);
	BN_free(&b);
	BN_free(&c);
	BN_free(&d);
	BN_free(&e);
	return(1);
	}
Example #3
0
int MAIN(int argc, char **argv)
	{
	ENGINE *e = NULL;
	int ret=1;
	X509_REQ *req=NULL;
	X509 *x=NULL,*xca=NULL;
	ASN1_OBJECT *objtmp;
	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,hash=0,subject=0,issuer=0,startdate=0,enddate=0;
	int ocspid=0;
	int noout=0,sign_flag=0,CA_flag=0,CA_createserial=0,email=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;
	char **pp;
	X509_STORE *ctx=NULL;
	X509_REQ *rq=NULL;
	int fingerprint=0;
	char buf[256];
	const EVP_MD *md_alg,*digest=EVP_md5();
	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;
	char *engine=NULL;

	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_func(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,"-days") == 0)
			{
			if (--argc < 1) goto bad;
			days=atoi(*(++argv));
			if (days == 0)
				{
				BIO_printf(STDout,"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;
			}
		else if (strcmp(*argv,"-setalias") == 0)
			{
			if (--argc < 1) goto bad;
			alias= *(++argv);
			trustout = 1;
			}
		else if (strcmp(*argv,"-engine") == 0)
			{
			if (--argc < 1) goto bad;
			engine= *(++argv);
			}
		else if (strcmp(*argv,"-C") == 0)
			C= ++num;
		else if (strcmp(*argv,"-email") == 0)
			email= ++num;
		else if (strcmp(*argv,"-serial") == 0)
			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)
			hash= ++num;
		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;
		}

        e = setup_engine(bio_err, engine, 0);

	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;
		X509_CINF *ci;
		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;
		ci=x->cert_info;

		if (sno)
			{
			if (!X509_set_serialNumber(x, sno))
				goto end;
			}
		else if (!ASN1_INTEGER_set(X509_get_serialNumber(x),0)) 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_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days);

		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)
		{
		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,x->cert_info->serialNumber);
				BIO_printf(STDout,"\n");
				}
			else if (email == i) 
				{
				int j;
				STACK *emlst;
				emlst = X509_get1_email(x);
				for (j = 0; j < sk_num(emlst); j++)
					BIO_printf(STDout, "%s\n", sk_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 (hash == i)
				{
				BIO_printf(STDout,"%08lx\n",X509_subject_name_hash(x));
				}
			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(out,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];

				if (!X509_digest(x,digest,md,&n))
					{
					BIO_printf(bio_err,"out of memory\n");
					goto end;
					}
				BIO_printf(STDout,"%s Fingerprint=",
						OBJ_nid2sn(EVP_MD_type(digest)));
				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;
					}
#ifndef OPENSSL_NO_DSA
		                if (Upkey->type == EVP_PKEY_DSA)
		                        digest=EVP_dss1();
#endif

				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;
					}
#ifndef OPENSSL_NO_DSA
		                if (CApkey->type == EVP_PKEY_DSA)
		                        digest=EVP_dss1();
#endif
				
				assert(need_rand);
				if (!x509_certify(ctx,CAfile,digest,x,xca,
					CApkey, 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, FORMAT_PEM, 0,
						passin, e, "request key");
					if (pk == NULL) goto end;
					}

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

#ifndef OPENSSL_NO_DSA
		                if (pk->type == EVP_PKEY_DSA)
		                        digest=EVP_dss1();
#endif

				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 tnow=time(NULL);

		if (ASN1_UTCTIME_cmp_time_t(X509_get_notAfter(x), tnow+checkoffset) == -1)
			{
			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)
		{
		ASN1_HEADER ah;
		ASN1_OCTET_STRING os;

		os.data=(unsigned char *)NETSCAPE_CERT_HDR;
		os.length=strlen(NETSCAPE_CERT_HDR);
		ah.header= &os;
		ah.data=(char *)x;
		ah.meth=X509_asn1_meth();

		/* no macro for this one yet */
		i=ASN1_i2d_bio(i2d_ASN1_HEADER,out,(unsigned char *)&ah);
		}
	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);
	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);
	}
Example #4
0
File: dsa.c Project: 119120119/node
int MAIN(int argc, char **argv)
{
    ENGINE *e = NULL;
    int ret = 1;
    DSA *dsa = NULL;
    int i, badops = 0;
    const EVP_CIPHER *enc = NULL;
    BIO *in = NULL, *out = NULL;
    int informat, outformat, text = 0, noout = 0;
    int pubin = 0, pubout = 0;
    char *infile, *outfile, *prog;
# ifndef OPENSSL_NO_ENGINE
    char *engine;
# endif
    char *passargin = NULL, *passargout = NULL;
    char *passin = NULL, *passout = NULL;
    int modulus = 0;

    int pvk_encr = 2;

    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;

# ifndef OPENSSL_NO_ENGINE
    engine = NULL;
# endif
    infile = NULL;
    outfile = NULL;
    informat = FORMAT_PEM;
    outformat = FORMAT_PEM;

    prog = argv[0];
    argc--;
    argv++;
    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, "-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, "-passin") == 0) {
            if (--argc < 1)
                goto bad;
            passargin = *(++argv);
        } else if (strcmp(*argv, "-passout") == 0) {
            if (--argc < 1)
                goto bad;
            passargout = *(++argv);
        }
# ifndef OPENSSL_NO_ENGINE
        else if (strcmp(*argv, "-engine") == 0) {
            if (--argc < 1)
                goto bad;
            engine = *(++argv);
        }
# endif
        else if (strcmp(*argv, "-pvk-strong") == 0)
            pvk_encr = 2;
        else if (strcmp(*argv, "-pvk-weak") == 0)
            pvk_encr = 1;
        else if (strcmp(*argv, "-pvk-none") == 0)
            pvk_encr = 0;
        else if (strcmp(*argv, "-noout") == 0)
            noout = 1;
        else if (strcmp(*argv, "-text") == 0)
            text = 1;
        else if (strcmp(*argv, "-modulus") == 0)
            modulus = 1;
        else if (strcmp(*argv, "-pubin") == 0)
            pubin = 1;
        else if (strcmp(*argv, "-pubout") == 0)
            pubout = 1;
        else if ((enc = EVP_get_cipherbyname(&(argv[0][1]))) == NULL) {
            BIO_printf(bio_err, "unknown option %s\n", *argv);
            badops = 1;
            break;
        }
        argc--;
        argv++;
    }

    if (badops) {
 bad:
        BIO_printf(bio_err, "%s [options] <infile >outfile\n", prog);
        BIO_printf(bio_err, "where options are\n");
        BIO_printf(bio_err, " -inform arg     input format - DER or PEM\n");
        BIO_printf(bio_err, " -outform arg    output format - DER or PEM\n");
        BIO_printf(bio_err, " -in arg         input file\n");
        BIO_printf(bio_err,
                   " -passin arg     input file pass phrase source\n");
        BIO_printf(bio_err, " -out arg        output file\n");
        BIO_printf(bio_err,
                   " -passout arg    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,
                   " -des            encrypt PEM output with cbc des\n");
        BIO_printf(bio_err,
                   " -des3           encrypt PEM output with ede cbc des using 168 bit key\n");
# ifndef OPENSSL_NO_IDEA
        BIO_printf(bio_err,
                   " -idea           encrypt PEM output with cbc 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
# ifndef OPENSSL_NO_CAMELLIA
        BIO_printf(bio_err, " -camellia128, -camellia192, -camellia256\n");
        BIO_printf(bio_err,
                   "                 encrypt PEM output with cbc camellia\n");
# endif
# ifndef OPENSSL_NO_SEED
        BIO_printf(bio_err,
                   " -seed           encrypt PEM output with cbc seed\n");
# endif
        BIO_printf(bio_err, " -text           print the key in text\n");
        BIO_printf(bio_err, " -noout          don't print key out\n");
        BIO_printf(bio_err, " -modulus        print the DSA public value\n");
        goto end;
    }

    ERR_load_crypto_strings();

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

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

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

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

    BIO_printf(bio_err, "read DSA key\n");

    {
        EVP_PKEY *pkey;

        if (pubin)
            pkey = load_pubkey(bio_err, infile, informat, 1,
                               passin, e, "Public Key");
        else
            pkey = load_key(bio_err, infile, informat, 1,
                            passin, e, "Private Key");

        if (pkey) {
            dsa = EVP_PKEY_get1_DSA(pkey);
            EVP_PKEY_free(pkey);
        }
    }
    if (dsa == NULL) {
        BIO_printf(bio_err, "unable to load Key\n");
        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)
        if (!DSA_print(out, dsa, 0)) {
            perror(outfile);
            ERR_print_errors(bio_err);
            goto end;
        }

    if (modulus) {
        fprintf(stdout, "Public Key=");
        BN_print(out, dsa->pub_key);
        fprintf(stdout, "\n");
    }

    if (noout)
        goto end;
    BIO_printf(bio_err, "writing DSA key\n");
    if (outformat == FORMAT_ASN1) {
        if (pubin || pubout)
            i = i2d_DSA_PUBKEY_bio(out, dsa);
        else
            i = i2d_DSAPrivateKey_bio(out, dsa);
    } else if (outformat == FORMAT_PEM) {
        if (pubin || pubout)
            i = PEM_write_bio_DSA_PUBKEY(out, dsa);
        else
            i = PEM_write_bio_DSAPrivateKey(out, dsa, enc,
                                            NULL, 0, NULL, passout);
# if !defined(OPENSSL_NO_RSA) && !defined(OPENSSL_NO_RC4)
    } else if (outformat == FORMAT_MSBLOB || outformat == FORMAT_PVK) {
        EVP_PKEY *pk;
        pk = EVP_PKEY_new();
        EVP_PKEY_set1_DSA(pk, dsa);
        if (outformat == FORMAT_PVK)
            i = i2b_PVK_bio(out, pk, pvk_encr, 0, passout);
        else if (pubin || pubout)
            i = i2b_PublicKey_bio(out, pk);
        else
            i = i2b_PrivateKey_bio(out, pk);
        EVP_PKEY_free(pk);
# endif
    } else {
        BIO_printf(bio_err, "bad output format specified for outfile\n");
        goto end;
    }
    if (i <= 0) {
        BIO_printf(bio_err, "unable to write private key\n");
        ERR_print_errors(bio_err);
    } else
        ret = 0;
 end:
    if (in != NULL)
        BIO_free(in);
    if (out != NULL)
        BIO_free_all(out);
    if (dsa != NULL)
        DSA_free(dsa);
    if (passin)
        OPENSSL_free(passin);
    if (passout)
        OPENSSL_free(passout);
    apps_shutdown();
    OPENSSL_EXIT(ret);
}
Example #5
0
int exp_main(int argc, char *argv[])
#endif
{
    BN_CTX *ctx;
    BIO *out=NULL;
    int i,ret;
    unsigned char c;
    BIGNUM *r_mont,*r_mont_const,*r_recp,*r_simple,*a,*b,*m;
    //	FILE* temp;


    RAND_seed(rnd_seed, sizeof rnd_seed); /* or BN_rand may fail, and we don't
	                                       * even check its return value
	                                       * (which we should) */
    if(errno==ENOMEM)
    {
        return 1;
    }

    ERR_load_BN_strings();
    if(errno==ENOMEM)
    {
        return 1;
    }

    ctx=BN_CTX_new();
    if (ctx == NULL)
    {
        if(errno==ENOMEM)
        {
            return 1;
        }
        return 1;
    }
    r_mont=BN_new();
    if(r_mont==NULL&&errno==ENOMEM)
    {
        return 1;
    }
    r_mont_const=BN_new();
    if(r_mont_const==NULL&&errno==ENOMEM)
    {
        return 1;
    }

    r_recp=BN_new();
    if(r_recp==NULL&&errno==ENOMEM)
    {
        return 1;
    }

    r_simple=BN_new();
    if(r_simple==NULL&&errno==ENOMEM)
    {
        return 1;
    }

    a=BN_new();
    if(a==NULL&&errno==ENOMEM)
    {
        return 1;
    }

    b=BN_new();
    if(b==NULL&&errno==ENOMEM)
    {
        return 1;
    }

    m=BN_new();
    if(m==NULL&&errno==ENOMEM)
    {
        return 1;
    }

    if (	(r_mont == NULL) || (r_recp == NULL) ||
            (a == NULL) || (b == NULL))
        goto err;

    out=BIO_new(BIO_s_file());
    if(out==NULL&&errno==ENOMEM)
    {
        return 1;
    }
    if (out == NULL)
        return 1;
    BIO_set_fp(out,stdout,BIO_NOCLOSE);
    if(errno==ENOMEM)
    {
        return 1;
    }

// temp = fopen("sanjeev.txt", "w");

    for (i=0; i<200; i++)
    {
        //	fputc(i,temp);
        RAND_bytes(&c,1);
        if(errno==ENOMEM)
        {
            return 1;
        }

        c=(c%BN_BITS)-BN_BITS2;
        BN_rand(a,NUM_BITS+c,0,0);
        if(errno==ENOMEM)
        {
            return 1;
        }
        RAND_bytes(&c,1);
        if(errno==ENOMEM)
        {
            return 1;
        }
        c=(c%BN_BITS)-BN_BITS2;
        BN_rand(b,NUM_BITS+c,0,0);
        if(errno==ENOMEM)
        {
            return 1;
        }
        RAND_bytes(&c,1);
        if(errno==ENOMEM)
        {
            return 1;
        }

        c=(c%BN_BITS)-BN_BITS2;
        BN_rand(m,NUM_BITS+c,0,1);
        if(errno==ENOMEM)
        {
            return 1;
        }

        BN_mod(a,a,m,ctx);
        if(errno==ENOMEM)
        {
            return 1;
        }

        BN_mod(b,b,m,ctx);
        if(errno==ENOMEM)
        {
            return 1;
        }

        ret=BN_mod_exp_mont(r_mont,a,b,m,ctx,NULL);
        if (ret <= 0)
        {
            if(errno==ENOMEM)
            {
                return 1;
            }
            fprintf(stdout,"BN_mod_exp_mont() problems\n");
            ERR_print_errors(out);
            if(errno==ENOMEM)
            {
                return 1;
            }
            return 1;
        }

        ret=BN_mod_exp_recp(r_recp,a,b,m,ctx);
        if (ret <= 0)
        {
            if(errno==ENOMEM)
            {
                return 1;
            }
            fprintf(stdout,"BN_mod_exp_recp() problems\n");
            ERR_print_errors(out);
            if(errno==ENOMEM)
            {
                return 1;
            }
            return 1;
        }

        ret=BN_mod_exp_simple(r_simple,a,b,m,ctx);
        if (ret <= 0)
        {
            if(errno==ENOMEM)
            {
                return 1;
            }
            fprintf(stdout,"BN_mod_exp_simple() problems\n");
            ERR_print_errors(out);
            if(errno==ENOMEM)
            {
                return 1;
            }
            return 1;
        }

        ret=BN_mod_exp_mont_consttime(r_mont_const,a,b,m,ctx,NULL);
        if (ret <= 0)
        {
            if(errno==ENOMEM)
            {
                return 1;
            }
            fprintf(stdout,"BN_mod_exp_mont_consttime() problems\n");
            ERR_print_errors(out);
            if(errno==ENOMEM)
            {
                return 1;
            }
            return 1;
        }

        if (BN_cmp(r_simple, r_mont) == 0
                && BN_cmp(r_simple,r_recp) == 0
                && BN_cmp(r_simple,r_mont_const) == 0)
        {
            if(errno==ENOMEM)
            {
                return 1;
            }
            fprintf(stdout,".");
            fflush(stdout);
        }
        else
        {
            if (BN_cmp(r_simple,r_mont) != 0)
            {
                if(errno==ENOMEM)
                {
                    return 1;
                }
                fprintf(stdout,"\nsimple and mont results differ\n");
            }
            if (BN_cmp(r_simple,r_mont) != 0)
            {
                if(errno==ENOMEM)
                {
                    return 1;
                }
                fprintf(stdout,"\nsimple and mont const time results differ\n");
            }
            if (BN_cmp(r_simple,r_recp) != 0)
            {
                if(errno==ENOMEM)
                {
                    return 1;
                }
                fprintf(stdout,"\nsimple and recp results differ\n");
            }
            fprintf(stdout,"a (%3d) = ",BN_num_bits(a));
            BN_print(out,a);
            if(errno==ENOMEM)
            {
                return 1;
            }
            fprintf(stdout,"\nb (%3d) = ",BN_num_bits(b));
            BN_print(out,b);
            if(errno==ENOMEM)
            {
                return 1;
            }
            fprintf(stdout,"\nm (%3d) = ",BN_num_bits(m));
            BN_print(out,m);
            if(errno==ENOMEM)
            {
                return 1;
            }
            fprintf(stdout,"\nsimple   =");
            BN_print(out,r_simple);
            if(errno==ENOMEM)
            {
                return 1;
            }
            fprintf(stdout,"\nrecp     =");
            BN_print(out,r_recp);
            if(errno==ENOMEM)
            {
                return 1;
            }
            fprintf(stdout,"\nmont     =");
            BN_print(out,r_mont);
            if(errno==ENOMEM)
            {
                return 1;
            }
            fprintf(stdout,"\nmont_ct  =");
            BN_print(out,r_mont_const);
            if(errno==ENOMEM)
            {
                return 1;
            }
            fprintf(stdout,"\n");
            return 1;
        }
    }
    BN_free(r_mont);
    BN_free(r_mont_const);
    BN_free(r_recp);
    BN_free(r_simple);
    BN_free(a);
    BN_free(b);
    BN_free(m);
    BN_CTX_free(ctx);
    ERR_remove_state(0);
    if(errno==ENOMEM)
    {
        return 1;
    }
    CRYPTO_mem_leaks(out);
    if(errno==ENOMEM)
    {
        return 1;
    }
    BIO_free(out);
    if(errno==ENOMEM)
    {
        return 1;
    }

    CRYPTO_cleanup_all_ex_data();
    if(errno==ENOMEM)
    {
        return 1;
    }

    fprintf(stdout," done\n");
    fprintf(stdout," Test case passed\n");
    return 0;
err:
    ERR_load_crypto_strings();
    if(errno==ENOMEM)
    {
        return 1;
    }

    ERR_print_errors(out);
    if(errno==ENOMEM)
    {
        return 1;
    }


#ifdef OPENSSL_SYS_NETWARE
    fprintf(stdout,"ERROR\n");
#endif
    return(1);
}
Example #6
0
int
x509_main(int argc, char **argv)
{
	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 checkend = 0, checkoffset = 0;
	unsigned long nmflag = 0, certflag = 0;
	const char *errstr = NULL;

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

	reqfile = 0;

	STDout = BIO_new_fp(stdout, BIO_NOCLOSE);

	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;
		} 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 = strtonum(*(++argv), 1, INT_MAX, &errstr);
			if (errstr) {
				BIO_printf(bio_err, "bad number of days: %s\n", errstr);
				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;
		} else if (strcmp(*argv, "-CA") == 0) {
			if (--argc < 1)
				goto bad;
			CAfile = *(++argv);
			CA_flag = ++num;
		} 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;
			ASN1_INTEGER_free(sno);
			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;
		}
		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 = strtonum(*(++argv), 0, INT_MAX, &errstr);
			if (errstr) {
				BIO_printf(bio_err, "checkend unusable: %s\n", errstr);
				goto bad;
			}
			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;
		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;
	}

	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, "Certificate");

	if (x == NULL)
		goto end;
	if (CA_flag) {
		xca = load_cert(bio_err, CAfile, CAformat, NULL, "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);
		} 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=");
				if (pkey->type == EVP_PKEY_RSA)
					BN_print(STDout, pkey->pkey.rsa->n);
				else
						if (pkey->type == EVP_PKEY_DSA)
							BN_print(STDout, pkey->pkey.dsa->pub_key);
				else
						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 = malloc(z);
				if (m == NULL) {
					BIO_printf(bio_err, "out of mem\n");
					goto end;
				}

				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");

				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, "Private key");
					if (Upkey == NULL)
						goto end;
				}
				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, "CA Private Key");
					if (CApkey == NULL)
						goto end;
				}
				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, "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(&NETSCAPE_X509_it, 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:
	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);
	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);
	free(passin);

	return (ret);
}
static int test_ecdh_curve(int nid, const char *text, BN_CTX *ctx, BIO *out) {

	printf("in ecdh test\n");
	EC_KEY *a = NULL;    //EC_KEY is a structure
	EC_KEY *b = NULL;
	BIGNUM *x_a = NULL, *y_a = NULL, *x_b = NULL, *y_b = NULL;
	char buf[12];
	unsigned char *abuf = NULL, *bbuf = NULL;
	int i, alen, blen, aout, bout, ret = 0;
	const EC_GROUP *group;

	a = EC_KEY_new_by_curve_name(nid);
// creates a new key according to the curve specified
//it fills in the EC_KEY structure // use function called EC_KEY *EC_KEY_new(void)
//also use a function called EC_GROUP_new_by_curve_name() creates a EC_GROUP structure specified by a curve name (in form of a NID) */
// the group returned is set in the EC_KEY structure.

	b = EC_KEY_new_by_curve_name(nid);
	if (a == NULL || b == NULL)
		goto err;

	group = EC_KEY_get0_group(a); //returns the EC_GROUP structure created by the EC_KEY structure
//EC_GROUP structure is present in the EC_KEY structure.

	if ((x_a = BN_new()) == NULL)
		goto err;
	//BN_new returns a pointer to the bignum
	if ((y_a = BN_new()) == NULL)
		goto err;
	if ((x_b = BN_new()) == NULL)
		goto err;
	if ((y_b = BN_new()) == NULL)
		goto err;

	BIO_puts(out, "Testing key generation with ");
	BIO_puts(out, text);

#ifdef NOISY
	printf ("noisy");
	BIO_puts(out,"\n");
	BIO_puts(out,"\n");
	BIO_puts(out,"\n");
#else
	BIO_flush(out);
#endif

//public key number one is created here

	if (!EC_KEY_generate_key(a))
		goto err;
	//pass the filled EC_KEY structure and it will create a public or private ec key.
//it places the key in a->priv_key a->pub_key   /// PUBLIC AND PVT KEYS ARE GENERATED BY THE SCALAR MULTIPLICATION
	printf("\n1 ) generating keys\n");

	if (EC_METHOD_get_field_type(EC_GROUP_method_of(group))
			== NID_X9_62_prime_field) {
		if (!EC_POINT_get_affine_coordinates_GFp(group,
				EC_KEY_get0_public_key(a), x_a, y_a, ctx))
			goto err;
	}
	//returns the public key
	else {
		if (!EC_POINT_get_affine_coordinates_GF2m(group,
				EC_KEY_get0_public_key(a), x_a, y_a, ctx))
			goto err;
	}

	//BN_print_fp(stdout, a->pub_key);
	printf("private key is : ");
	BN_print_fp(stdout, EC_KEY_get0_private_key(a));
	printf("\nAffine cordinates x:");
	BN_print_fp(stdout, x_a);
	printf("\nAffine cordinates y:");
	BN_print_fp(stdout, y_a);

	printf(
			"\n2 ) generated keys , generated affine points x and y , and also determided the primse brinary case\n");

#ifdef NOISY
	printf("no generation");
	BIO_puts(out,"  pri 1=");
	BN_print(out,a->priv_key);
	BIO_puts(out,"\n  pub 1=");
	BN_print(out,x_a);
	BIO_puts(out,",");
	BN_print(out,y_a);
	BIO_puts(out,"\n");
#else
	BIO_printf(out, " .");
	BIO_flush(out);
#endif

//public key number two is created here

	if (!EC_KEY_generate_key(b))
		goto err;

	if (EC_METHOD_get_field_type(EC_GROUP_method_of(group))
			== NID_X9_62_prime_field) {
		if (!EC_POINT_get_affine_coordinates_GFp(group,
				EC_KEY_get0_public_key(b), x_b, y_b, ctx))
			goto err;
		// not well
	} else {
		if (!EC_POINT_get_affine_coordinates_GF2m(group,
				EC_KEY_get0_public_key(b), x_b, y_b, ctx))
			goto err;
	}

	//	printf("public key is : ");
	//	BN_print_fp(stdout, EC_KEY_get0_private_key(b));
	//  for public key they will exchange the whole EC_POINT structure
	printf("private key is : ");
	BN_print_fp(stdout, EC_KEY_get0_private_key(b));
	printf("\nAffine cordinates x");
	BN_print_fp(stdout, x_b);
	printf("\nAffine cordinates y");
	BN_print_fp(stdout, y_b);

#ifdef NOISY
	BIO_puts(out,"  pri 2=");
	BN_print(out,b->priv_key);
	BIO_puts(out,"\n  pub 2=");
	BN_print(out,x_b);
	BIO_puts(out,",");
	BN_print(out,y_b);
	BIO_puts(out,"\n");
#else
	BIO_printf(out, ".");
	BIO_flush(out);
#endif

	alen = KDF1_SHA1_len; ///it is a static constant integer.
	abuf = (unsigned char *) OPENSSL_malloc(alen);
	aout = ECDH_compute_key(abuf, alen, EC_KEY_get0_public_key(b), a,
			KDF1_SHA1); //generating session key
	//      BN_print(out, abuf);
	//BIO_puts(out,"\n");

#ifdef NOISY
	BIO_puts(out,"  key1 =");
	for (i=0; i<aout; i++)
	{
		sprintf(buf,"%02X",abuf[i]);
		BIO_puts(out,buf);
	}
	BIO_puts(out,"\n");
#else
	BIO_printf(out, ".");
	BIO_flush(out);
#endif

	blen = KDF1_SHA1_len;
	bbuf = (unsigned char *) OPENSSL_malloc(blen);
	bout = ECDH_compute_key(bbuf, blen, EC_KEY_get0_public_key(a), b,
			KDF1_SHA1);
//	BN_print(out, bbuf);
//	BIO_puts(out,"\n");
#ifdef NOISY
	BIO_puts(out,"  key2 =");
	for (i=0; i<bout; i++)
	{
		sprintf(buf,"%02X",bbuf[i]);
		BIO_puts(out,buf);
	}
	BIO_puts(out,"\n");
#else
	BIO_printf(out, ".");
	BIO_flush(out);
#endif

	if ((aout < 4) || (bout != aout) || (memcmp(abuf, bbuf, aout) != 0)) {
#ifndef NOISY
		BIO_printf(out, " failed\n\n");
		BIO_printf(out, "key a:\n");
		BIO_printf(out, "private key: ");
		BN_print(out, EC_KEY_get0_private_key(a));
		BIO_printf(out, "\n");
		BIO_printf(out, "public key (x,y): ");
		BN_print(out, x_a);
		BIO_printf(out, ",");
		BN_print(out, y_a);
		BIO_printf(out, "\nkey b:\n");
		BIO_printf(out, "private key: ");
		BN_print(out, EC_KEY_get0_private_key(b));
		BIO_printf(out, "\n");
		BIO_printf(out, "public key (x,y): ");
		BN_print(out, x_b);
		BIO_printf(out, ",");
		BN_print(out, y_b);
		BIO_printf(out, "\n");
		BIO_printf(out, "generated key a: ");
		for (i = 0; i < bout; i++) {
			sprintf(buf, "%02X", bbuf[i]);
			BIO_puts(out, buf);
		}
		BIO_printf(out, "\n");
		BIO_printf(out, "generated key b: ");
		for (i = 0; i < aout; i++) {
			sprintf(buf, "%02X", abuf[i]);
			BIO_puts(out, buf);
		}
		BIO_printf(out, "\n");
#endif
		fprintf(stderr, "Error in ECDH routines\n");
		ret = 0;
	} else {
#ifndef NOISY
		BIO_printf(out, " ok\n");
#endif
		ret = 1;
	}
	err: ERR_print_errors_fp(stderr);

	if (abuf != NULL)
		OPENSSL_free(abuf);
	if (bbuf != NULL)
		OPENSSL_free(bbuf);
	if (x_a)
		BN_free(x_a);
	if (y_a)
		BN_free(y_a);
	if (x_b)
		BN_free(x_b);
	if (y_b)
		BN_free(y_b);
	if (b)
		EC_KEY_free(b);
	if (a)
		EC_KEY_free(a);
	return (ret);
}
Example #8
0
int
dsa_main(int argc, char **argv)
{
	int ret = 1;
	DSA *dsa = NULL;
	int i;
	BIO *in = NULL, *out = NULL;
	char *passin = NULL, *passout = NULL;

	memset(&dsa_config, 0, sizeof(dsa_config));

	dsa_config.pvk_encr = 2;
	dsa_config.informat = FORMAT_PEM;
	dsa_config.outformat = FORMAT_PEM;

	if (options_parse(argc, argv, dsa_options, NULL, NULL) != 0) {
		dsa_usage();
		goto end;
	}

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

	in = BIO_new(BIO_s_file());
	out = BIO_new(BIO_s_file());
	if (in == NULL || out == NULL) {
		ERR_print_errors(bio_err);
		goto end;
	}
	if (dsa_config.infile == NULL)
		BIO_set_fp(in, stdin, BIO_NOCLOSE);
	else {
		if (BIO_read_filename(in, dsa_config.infile) <= 0) {
			perror(dsa_config.infile);
			goto end;
		}
	}

	BIO_printf(bio_err, "read DSA key\n");

	{
		EVP_PKEY *pkey;

		if (dsa_config.pubin)
			pkey = load_pubkey(bio_err, dsa_config.infile,
			    dsa_config.informat, 1, passin, "Public Key");
		else
			pkey = load_key(bio_err, dsa_config.infile,
			    dsa_config.informat, 1, passin, "Private Key");

		if (pkey) {
			dsa = EVP_PKEY_get1_DSA(pkey);
			EVP_PKEY_free(pkey);
		}
	}
	if (dsa == NULL) {
		BIO_printf(bio_err, "unable to load Key\n");
		ERR_print_errors(bio_err);
		goto end;
	}
	if (dsa_config.outfile == NULL) {
		BIO_set_fp(out, stdout, BIO_NOCLOSE);
	} else {
		if (BIO_write_filename(out, dsa_config.outfile) <= 0) {
			perror(dsa_config.outfile);
			goto end;
		}
	}

	if (dsa_config.text) {
		if (!DSA_print(out, dsa, 0)) {
			perror(dsa_config.outfile);
			ERR_print_errors(bio_err);
			goto end;
		}
	}
	if (dsa_config.modulus) {
		fprintf(stdout, "Public Key=");
		BN_print(out, dsa->pub_key);
		fprintf(stdout, "\n");
	}
	if (dsa_config.noout)
		goto end;
	BIO_printf(bio_err, "writing DSA key\n");
	if (dsa_config.outformat == FORMAT_ASN1) {
		if (dsa_config.pubin || dsa_config.pubout)
			i = i2d_DSA_PUBKEY_bio(out, dsa);
		else
			i = i2d_DSAPrivateKey_bio(out, dsa);
	} else if (dsa_config.outformat == FORMAT_PEM) {
		if (dsa_config.pubin || dsa_config.pubout)
			i = PEM_write_bio_DSA_PUBKEY(out, dsa);
		else
			i = PEM_write_bio_DSAPrivateKey(out, dsa, dsa_config.enc,
			    NULL, 0, NULL, passout);
#if !defined(OPENSSL_NO_RSA) && !defined(OPENSSL_NO_RC4)
	} else if (dsa_config.outformat == FORMAT_MSBLOB ||
	    dsa_config.outformat == FORMAT_PVK) {
		EVP_PKEY *pk;
		pk = EVP_PKEY_new();
		EVP_PKEY_set1_DSA(pk, dsa);
		if (dsa_config.outformat == FORMAT_PVK)
			i = i2b_PVK_bio(out, pk, dsa_config.pvk_encr, 0,
			    passout);
		else if (dsa_config.pubin || dsa_config.pubout)
			i = i2b_PublicKey_bio(out, pk);
		else
			i = i2b_PrivateKey_bio(out, pk);
		EVP_PKEY_free(pk);
#endif
	} else {
		BIO_printf(bio_err, "bad output format specified for outfile\n");
		goto end;
	}
	if (i <= 0) {
		BIO_printf(bio_err, "unable to write private key\n");
		ERR_print_errors(bio_err);
	} else
		ret = 0;
end:
	BIO_free(in);
	if (out != NULL)
		BIO_free_all(out);
	if (dsa != NULL)
		DSA_free(dsa);
	free(passin);
	free(passout);

	return (ret);
}
Example #9
0
int dsa_main(int argc, char **argv)
{
    BIO *out = NULL;
    DSA *dsa = NULL;
    ENGINE *e = NULL;
    const EVP_CIPHER *enc = NULL;
    char *infile = NULL, *outfile = NULL, *prog;
    char *passin = NULL, *passout = NULL, *passinarg = NULL, *passoutarg = NULL;
    OPTION_CHOICE o;
    int informat = FORMAT_PEM, outformat = FORMAT_PEM, text = 0, noout = 0;
    int i, modulus = 0, pubin = 0, pubout = 0, pvk_encr = 2, ret = 1;

    prog = opt_init(argc, argv, dsa_options);
    while ((o = opt_next()) != OPT_EOF) {
        switch (o) {
        case OPT_EOF:
        case OPT_ERR:
#ifdef OPENSSL_NO_RC4
        case OPT_PVK_STRONG:
        case OPT_PVK_WEAK:
        case OPT_PVK_NONE:
#endif
 opthelp:
            ret = 0;
            BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
            goto end;
        case OPT_HELP:
            opt_help(dsa_options);
            ret = 0;
            goto end;
        case OPT_INFORM:
            if (!opt_format
                (opt_arg(), OPT_FMT_PEMDER | OPT_FMT_PVK, &informat))
                goto opthelp;
            break;
        case OPT_IN:
            infile = opt_arg();
            break;
        case OPT_OUTFORM:
            if (!opt_format
                (opt_arg(), OPT_FMT_PEMDER | OPT_FMT_PVK, &outformat))
                goto opthelp;
            break;
        case OPT_OUT:
            outfile = opt_arg();
            break;
        case OPT_ENGINE:
            e = setup_engine(opt_arg(), 0);
            break;
        case OPT_PASSIN:
            passinarg = opt_arg();
            break;
        case OPT_PASSOUT:
            passoutarg = opt_arg();
            break;
#ifndef OPENSSL_NO_RC4
        case OPT_PVK_STRONG:
            pvk_encr = 2;
            break;
        case OPT_PVK_WEAK:
            pvk_encr = 1;
            break;
        case OPT_PVK_NONE:
            pvk_encr = 0;
            break;
#endif
        case OPT_NOOUT:
            noout = 1;
            break;
        case OPT_TEXT:
            text = 1;
            break;
        case OPT_MODULUS:
            modulus = 1;
            break;
        case OPT_PUBIN:
            pubin = 1;
            break;
        case OPT_PUBOUT:
            pubout = 1;
            break;
        case OPT_CIPHER:
            if (!opt_cipher(opt_unknown(), &enc))
                goto end;
            break;
        }
    }
    argc = opt_num_rest();
    argv = opt_rest();

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

    BIO_printf(bio_err, "read DSA key\n");
    {
        EVP_PKEY *pkey;

        if (pubin)
            pkey = load_pubkey(infile, informat, 1, passin, e, "Public Key");
        else
            pkey = load_key(infile, informat, 1, passin, e, "Private Key");

        if (pkey) {
            dsa = EVP_PKEY_get1_DSA(pkey);
            EVP_PKEY_free(pkey);
        }
    }
    if (dsa == NULL) {
        BIO_printf(bio_err, "unable to load Key\n");
        ERR_print_errors(bio_err);
        goto end;
    }

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

    if (text)
        if (!DSA_print(out, dsa, 0)) {
            perror(outfile);
            ERR_print_errors(bio_err);
            goto end;
        }

    if (modulus) {
        BIO_printf(out, "Public Key=");
        BN_print(out, dsa->pub_key);
        BIO_printf(out, "\n");
    }

    if (noout) {
        ret = 0;
        goto end;
    }
    BIO_printf(bio_err, "writing DSA key\n");
    if (outformat == FORMAT_ASN1) {
        if (pubin || pubout)
            i = i2d_DSA_PUBKEY_bio(out, dsa);
        else
            i = i2d_DSAPrivateKey_bio(out, dsa);
    } else if (outformat == FORMAT_PEM) {
        if (pubin || pubout)
            i = PEM_write_bio_DSA_PUBKEY(out, dsa);
        else
            i = PEM_write_bio_DSAPrivateKey(out, dsa, enc,
                                            NULL, 0, NULL, passout);
# if !defined(OPENSSL_NO_RSA) && !defined(OPENSSL_NO_RC4)
    } else if (outformat == FORMAT_MSBLOB || outformat == FORMAT_PVK) {
        EVP_PKEY *pk;
        pk = EVP_PKEY_new();
        EVP_PKEY_set1_DSA(pk, dsa);
        if (outformat == FORMAT_PVK)
            i = i2b_PVK_bio(out, pk, pvk_encr, 0, passout);
        else if (pubin || pubout)
            i = i2b_PublicKey_bio(out, pk);
        else
            i = i2b_PrivateKey_bio(out, pk);
        EVP_PKEY_free(pk);
# endif
    } else {
        BIO_printf(bio_err, "bad output format specified for outfile\n");
        goto end;
    }
    if (i <= 0) {
        BIO_printf(bio_err, "unable to write private key\n");
        ERR_print_errors(bio_err);
        goto end;
    }
    ret = 0;
 end:
    BIO_free_all(out);
    DSA_free(dsa);
    if (passin)
        OPENSSL_free(passin);
    if (passout)
        OPENSSL_free(passout);
    return (ret);
}
Example #10
0
int main(int argc, char *argv[])
{
	/** SET 5 CHALLENGE 33 **/
	/**  DH KEY EXCHANGE   **/
	// small int
	unsigned long a, A, b, B, s1, s2;

	srand(time(NULL));

	dh_generate_keypair_smallint(&a, &A);
	dh_generate_keypair_smallint(&b, &B);

	s1 = dh_generate_session_key_smallint(a, B);
	s2 = dh_generate_session_key_smallint(b, A);

	printf("[s5c1] *smallint* a = %ld, A = %ld, b = %ld, B = %ld, s = %ld ?= %ld\n", a, A, b, B, s1, s2);

	// bigint
	BIGNUM *p, *g;
	BIGNUM *ba, *bA, *bb, *bB, *bs1, *bs2;

	g = BN_new();
	p = BN_new();
	ba = BN_new();
	bA = BN_new();
	bb = BN_new();
	bB = BN_new();
	bs1 = BN_new();
	bs2 = BN_new();

	unsigned char c_s1[20], c_s2[20];
	unsigned int i;

	dh_init(p, g);
	dh_generate_keypair(ba, bA, g, p);
	dh_generate_keypair(bb, bB, g, p);
	dh_generate_session_key(c_s1, bs1, ba, bB, p);
	dh_generate_session_key(c_s2, bs2, bb, bA, p);

	printf("[s5c1] *bignum* s1 = '");
// 	BN_print_fp(stdout, &bs1);
	for(i=0; i<20; i++)
		printf("%02x", c_s1[i]);
	printf("'\n[s5c1] *bignum* s2 = '");
// 	BN_print_fp(stdout, &bs2);
	for(i=0; i<20; i++)
		printf("%02x", c_s2[i]);
	printf("'\n");

	BN_free(ba);
	BN_free(bA);
	BN_free(bb);
	BN_free(bB);
	BN_free(bs1);
	BN_free(bs2);

	/**  SET 5 CHALLENGE 34  **/
	/** DH-KE FIXED KEY MITM **/
	unsigned char c_p[1024];
	unsigned char c_g[1024];
	unsigned char c_A[1024];
	unsigned char c_B[1024];

	ba = BN_new();
	bA = BN_new();

	// M -> B: p, g, p
	printf("[s5c2] M -> B: p, g, p\n");
	dhke_initiate(c_p, c_g, c_A, ba, bA, p, g);

	// M -> A: p
	printf("[s5c2] M -> A: p\n");
// 	dhke_initiate_reply(c_B, c_p, c_g, c_A, c_s2);
	dhke_initiate_reply(c_B, c_p, c_g, c_p, c_s2);

	// A -> B: cmsg, iv
// 	dhke_initiate_finalize(c_s1, c_B, &ba, &p);
	dhke_initiate_finalize(c_s1, c_p, ba, p);

	printf("[s5c2] *bignum* s1 = '");
	for(i=0; i<20; i++)
		printf("%02x", c_s1[i]);
	printf("'\n[s5c2] *bignum* s2 = '");
	for(i=0; i<20; i++)
		printf("%02x", c_s2[i]);
	printf("'\n");

	unsigned char *plain_in = "YELLOW SUBMARINE";
	unsigned char p_out[128];
	unsigned char c_out[128];
	unsigned char iv[16];
	unsigned int c_len, p_len;

	c_len = dhke_session_send(c_out, iv, plain_in, 16, c_s1);
	printf("[s5c2] A -> B: cmsg = '");
	for(i=0; i<c_len; i++) {
		printf("%02x", c_out[i]);
	}
	printf("', iv\n");

	// perform attack as M
	unsigned char m_out[128];

	// M performs decryption
	dhke_attack_zero_session_key(m_out, c_out, c_len, iv);
	printf("[s5c2] M decrypts msg='%s'\n", m_out);

	// B performs decryption
	p_len = dhke_session_recv(p_out, c_out, c_len, c_s2, iv);

	printf("[s5c2] B recvd: msg = '%s'\n", p_out);

	BN_free(ba);
	BN_free(bA);
	/**   SET 5 CHALLENGE 35   **/
	/** DH-KE MALICIOUS G MITM **/
	memset(c_g, 0, 1024);
	memset(c_p, 0, 1024);
	memset(c_A, 0, 1024);
	memset(c_B, 0, 1024);
	memset(c_out, 0, 128);
	memset(m_out, 0, 128);

	BIGNUM *bn1, *g2;

	ba = BN_new();
	bA = BN_new();
	bn1 = BN_new();
	g2 = BN_new();

	// prepare malicious g'
	// g' = 0; --> perform dhke_attack_zero_session_key()
// 	printf("[s5c3] M sets g' = 0\n");
// 	BN_zero(&g2);
	// g' = p --> perform dhke_attack_zero_session_key()
// 	printf("[s5c3] M sets g' = p\n");
// 	BN_copy(&g2, &p);
	// g' = p-1
	printf("[s5c3] M sets and distributes g' = p-1\n");
	BN_one(bn1);
	BN_sub(g2, p, bn1);

	// M -> B: p, g', A'
	printf("[s5c3] A -> B: A'\n");
	dhke_initiate(c_p, c_g, c_A, ba, bA, p, g2);

	// M -> A: B'
	printf("[s5c3] B -> A: B'\n");
	dhke_initiate_reply(c_B, c_p, c_g, c_A, c_s2);

	// A -> B: cmsg, iv
	dhke_initiate_finalize(c_s1, c_B, ba, p);

	c_len = dhke_session_send(c_out, iv, plain_in, 16, c_s1);
	printf("[s5c3] A -> B: cmsg = '");
	for(i=0; i<c_len; i++) {
		printf("%02x", c_out[i]);
	}
	printf("', iv\n");

	// M performs decryption
	// use for: g' = 0, g' = p
// 	dhke_attack_zero_session_key(m_out, c_out, c_len, iv);
	// use for g' = p-1
	dhke_attack_p_1_session_key(m_out, c_out, c_len, c_A, c_B, iv);
	printf("[s5c3] M decrypts msg='%s'\n", m_out);

	// B performs decryption
	p_len = dhke_session_recv(p_out, c_out, c_len, c_s2, iv);

	printf("[s5c3] B recvd: msg = '%s'\n", p_out);

	BN_free(ba);
	BN_free(bA);
	BN_free(bn1);
	BN_free(g2);

	/**   SET 5 CHALLENGE 36   **/
	/** SECURE REMOTE PASSWORD **/
	unsigned char srp_salt[9];
	unsigned char *srp_pass = "GDFTHR OF GRUNGE"; // 16
	unsigned char str_hash[2*SHA256_DIGEST_LENGTH+1];
	unsigned char hmac_s[SHA256_DIGEST_LENGTH];
	unsigned int hmac_s_len;
	unsigned char hmac_c[SHA256_DIGEST_LENGTH];
	unsigned int hmac_c_len;

	BIGNUM *v, *sS, *cS;
	v = BN_new();
	ba = BN_new();
	bA = BN_new();
	bb = BN_new();
	bB = BN_new();
	cS = BN_new();
	sS = BN_new();

	memset(srp_salt, 0, 9);
	srp_server_init(srp_salt, v, bb, bB, srp_pass, g, p);
	srp_client_init(ba, bA, g, p);

// 	printf("server calc S\n");
	srp_server_calc_session_key(str_hash, sS, bA, bb, bB, v, p);
// 	printf("[s5c4] server: sha256(S) = %s\n", str_hash);
	// calc HMAC_SHA256(&cS, salt)
	hmac_s_len = sha256_secret_prefix_mac(hmac_s, str_hash, strlen(str_hash), srp_salt, strlen(srp_salt));
	
	memset(str_hash, 0, 2*SHA256_DIGEST_LENGTH+1);
	srp_client_calc_session_key(str_hash, cS, srp_salt, srp_pass, ba, bA, bB, g, p);
// 	printf("[s5c4] client: sha256(S) = %s\n", str_hash);
	// calc HMAC_SHA256(&cS, salt)
	hmac_c_len = sha256_secret_prefix_mac(hmac_c, str_hash, strlen(str_hash), srp_salt, strlen(srp_salt));

	printf("[s5c4] server: HMAC(K,Salt) = ");
	for(i=0; i<hmac_s_len; i++) {
		printf("%02x", hmac_s[i]);
	}
	printf("\n");

	printf("[s5c4] client: HMAC(K,Salt) = ");
	for(i=0; i<hmac_c_len; i++) {
		printf("%02x", hmac_c[i]);
	}
	printf("\n");

	if((hmac_s_len == hmac_c_len) && !strncmp(hmac_s, hmac_c, hmac_s_len))
		printf("[s5c4] server: Client HMAC-SHA256 successfully validated!\n");
	else
		printf("[s5c4] server: Client HMAC-SHA256 *NOT* validated!\n");

	BN_free(v);
	BN_free(ba);
	BN_free(bA);
	BN_free(bb);
	BN_free(bB);
	BN_free(cS);
	BN_free(sS);

	/**   SET 5 CHALLENGE 37   **/
	/** SRP MALICIOUS A ATTACK **/
	// we're skipping the networking part here and just call the simulator
	// functions from srp.c
	ba = BN_new();
	bA = BN_new();
	bb = BN_new();
	bB = BN_new();
	sS = BN_new();
	cS = BN_new();
	v = BN_new();

	srp_server_init(srp_salt, v, bb, bB, srp_pass, g, p);
	srp_client_init(ba, bA, g, p);

	// now modify A (bA) to be 0, N, c*N
// 	BN_zero(bA);	// A = 0
	BN_copy(bA, p);	// A = N (doesn't matter if we use N, 2*N, c*N)

	// send to server and let server do its calculations
	srp_server_calc_session_key(str_hash, sS, bA, bb, bB, v, p);
// 	printf("[s5c5] server: sha256(S=0) = %s\n", str_hash);
	// calc HMAC_SHA256(&cS, salt)
	hmac_s_len = sha256_secret_prefix_mac(hmac_s, str_hash, strlen(str_hash), srp_salt, strlen(srp_salt));
	
	// client now authenticates with HMAC_SHA256(K=SHA256(S=0), salt)
	// K=SHA256(S=0)
	srp_generate_salted_password_hash(cS, str_hash, "", "0");
// 	printf("[s5c5] client: sha256(S=0) = %s\n", str_hash);
	// calc HMAC_SHA256(K, salt)
	hmac_c_len = sha256_secret_prefix_mac(hmac_c, str_hash, strlen(str_hash), srp_salt, strlen(srp_salt));
	
	printf("[s5c5] server: HMAC(K,Salt) = ");
	for(i=0; i<hmac_s_len; i++) {
		printf("%02x", hmac_s[i]);
	}
	printf("\n");

	printf("[s5c5] client: HMAC(K,Salt) = ");
	for(i=0; i<hmac_c_len; i++) {
		printf("%02x", hmac_c[i]);
	}
	printf("\n");

	if((hmac_s_len == hmac_c_len) && !strncmp(hmac_s, hmac_c, hmac_s_len))
		printf("[s5c5] server: forged client HMAC-SHA256 successfully validated!\n");
	else
		printf("[s5c5] server: forged client HMAC-SHA256 *NOT* validated!\n");

	BN_free(ba);
	BN_free(bA);
	BN_free(bb);
	BN_free(bB);
	BN_free(sS);
	BN_free(cS);
	BN_free(v);

	/**       SET 5 CHALLENGE 38        **/
	/** SSRP OFFLINE DICTIONARY ATTACK **/
	BIGNUM *u, *fb, *fB;

	u = BN_new();
	v = BN_new();
	ba = BN_new();
	bA = BN_new();
	bb = BN_new();
	bB = BN_new();
	cS = BN_new();
	sS = BN_new();
	fb = BN_new();
	fB = BN_new();

	memset(srp_salt, 0, 9*sizeof(unsigned char));

	ssrp_server_init(srp_salt, v, bb, bB, u, srp_pass, g, p);
	ssrp_client_init(ba, bA, g, p);

	ssrp_server_calc_session_key(str_hash, sS, bA, bb, u, v, p);
// 	printf("[s5c6] server: sha256(S=0) = %s\n", str_hash);
	// calc HMAC_SHA256(&cS, salt)
	hmac_s_len = sha256_secret_prefix_mac(hmac_s, str_hash, strlen(str_hash), srp_salt, strlen(srp_salt));
	
	memset(str_hash, 0, 2*SHA256_DIGEST_LENGTH);
	// original settings transmitted to client
// 	ssrp_client_calc_session_key(str_hash, cS, srp_salt, srp_pass, ba, bB, u, p);
	// forged settings transmitted to client:
	// u = 1, b = 1, B=g=2, salt=""
	BN_one(u);
	BN_one(fb);
	BN_copy(fB, g);
	ssrp_client_calc_session_key(str_hash, cS, "", srp_pass, ba, fB, u, p);
// 	printf("[s5c6] client: sha256(S) = %s\n", str_hash);
	// calc HMAC_SHA256(&cS, salt)
	hmac_c_len = sha256_secret_prefix_mac(hmac_c, str_hash, strlen(str_hash), "", 0);

// 	printf("[s5c6] server: HMAC(K,Salt) = ");
// 	for(i=0; i<hmac_s_len; i++) {
// 		printf("%02x", hmac_s[i]);
// 	}
// 	printf("\n");

	printf("[s5c6] client: HMAC(K,\"\") = ");
	for(i=0; i<hmac_c_len; i++) {
		printf("%02x", hmac_c[i]);
	}
	printf("\n");

	// perform offline dictionary attack
	char pass[1024];
	if(ssrp_dictionary_attack(pass, hmac_c, "dict.txt", bA, g, p)>0)
		printf("[s5c6] Password cracked: '%s'\n", pass);
	else
		printf("[s5c6] Password not cracked!\n");

// 	if((hmac_s_len == hmac_c_len) && !strncmp(hmac_s, hmac_c, hmac_s_len))
// 		printf("[s5c6] server: Client HMAC-SHA256 successfully validated!\n");
// 	else
// 		printf("[s5c6] server: Client HMAC-SHA256 *NOT* validated!\n");

	dh_clear(p, g);

	BN_free(p);
	BN_free(g);
	BN_free(ba);
	BN_free(bA);
	BN_free(bb);
	BN_free(bB);
	BN_free(u);
	BN_free(v);
	BN_free(cS);
	BN_free(sS);
	BN_free(fb);
	BN_free(fB);

	/** SET 5 CHALLENGE 39 **/
	/**        RSA         **/
	BIO *out = NULL;
	out = BIO_new(BIO_s_file());
	BIO_set_fp(out, stdout, BIO_NOCLOSE);

	egcd_test();
	inv_mod_test();

	// Testing RSA core functions
	rsa_key_t puk;
	rsa_key_t pik;

	puk.e = BN_new();
	puk.n = BN_new();
	pik.e = BN_new();
	pik.n = BN_new();

	BIGNUM *BN_plain = BN_new();
	BIGNUM *BN_crypt = BN_new();

	BN_hex2bn(&BN_plain, "31337");

	printf("[s5c7] BN_plain = ");
	BN_print(out, BN_plain);
	rsa_generate_keypair(&puk, &pik, 128);
	rsa_bn_encrypt(BN_crypt, BN_plain, &puk);
	printf("\n[s5c7] BN_crypt = ");
	BN_print(out, BN_crypt);
	rsa_bn_decrypt(BN_plain, BN_crypt, &pik);
	printf("\n[s5c7] BN_plain'= ");
	BN_print(out, BN_plain);
	printf("\n");

	BN_free(BN_plain);
	BN_free(BN_crypt);

	// test RSA 'wrapper' funcs
	unsigned char *rsa_plain_in = "Hello RSA World!";
	unsigned char *rsa_crypt = NULL;
	unsigned int rsa_crypt_len = 0;
	unsigned char *rsa_plain_out = NULL;
	unsigned int rsa_plain_len;

	rsa_crypt_len = rsa_encrypt(&rsa_crypt, rsa_plain_in, 16, &puk);
	rsa_plain_len = rsa_decrypt(&rsa_plain_out, rsa_crypt, rsa_crypt_len, &pik);
	//rsa_plain_out[rsa_plain_len-1] = 0;

	printf("[s5c7] Encrypting '%s' using RSA...\n[s5c7] RSA crypted:   '", rsa_plain_in);
	for(i=0; i<rsa_crypt_len; i++) {
		printf("%02x", rsa_crypt[i]);
	}
	printf("'\n[s5c7] RSA decrypted: '%s'\n", rsa_plain_out);

	free(rsa_crypt);
	free(rsa_plain_out);

	/**        SET 5 CHALLENGE 40        **/
	/** RSA E=3 BROADCAST ATTACK (CRT) **/
	// test chinese remainder theorem impl.
	crt_test();

	// test n-th root impl.
	nthroot_test();

	// let's do "the real thing"
	rsa_broadcast_attack_test();

	BN_free(puk.e);
	BN_free(puk.n);
	BN_free(pik.e);
	BN_free(pik.n);

	BIO_free(out);

	return 0;
}
Example #11
0
int main(int argc, char *argv[])
{
    BN_GENCB *_cb = NULL;
    DH *a = NULL;
    DH *b = NULL;
    BIGNUM *ap = NULL, *ag = NULL, *bp = NULL, *bg = NULL, *apub_key = NULL;
    BIGNUM *bpub_key = NULL, *priv_key = NULL;
    char buf[12] = {0};
    unsigned char *abuf = NULL;
    unsigned char *bbuf = NULL;
    int i, alen, blen, aout, bout;
    int ret = 1;
    BIO *out = NULL;

    CRYPTO_set_mem_debug(1);
    CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);

    RAND_seed(rnd_seed, sizeof rnd_seed);

    out = BIO_new(BIO_s_file());
    if (out == NULL)
        EXIT(1);
    BIO_set_fp(out, stdout, BIO_NOCLOSE | BIO_FP_TEXT);

    _cb = BN_GENCB_new();
    if (_cb == NULL)
        goto err;
    BN_GENCB_set(_cb, &cb, out);
    if (((a = DH_new()) == NULL)
        || (!DH_generate_parameters_ex(a, 64, DH_GENERATOR_5, _cb)))
        goto err;

    if (!DH_check(a, &i))
        goto err;
    if (i & DH_CHECK_P_NOT_PRIME)
        BIO_puts(out, "p value is not prime\n");
    if (i & DH_CHECK_P_NOT_SAFE_PRIME)
        BIO_puts(out, "p value is not a safe prime\n");
    if (i & DH_UNABLE_TO_CHECK_GENERATOR)
        BIO_puts(out, "unable to check the generator value\n");
    if (i & DH_NOT_SUITABLE_GENERATOR)
        BIO_puts(out, "the g value is not a generator\n");

    DH_get0_pqg(a, &ap, NULL, &ag);
    BIO_puts(out, "\np    =");
    BN_print(out, ap);
    BIO_puts(out, "\ng    =");
    BN_print(out, ag);
    BIO_puts(out, "\n");

    b = DH_new();
    if (b == NULL)
        goto err;

    bp = BN_dup(ap);
    bg = BN_dup(ag);
    if ((bp == NULL) || (bg == NULL) || !DH_set0_pqg(b, bp, NULL, bg))
        goto err;
    bp = bg = NULL;

    /* Set a to run with normal modexp and b to use constant time */
    DH_clear_flags(a, DH_FLAG_NO_EXP_CONSTTIME);
    DH_set_flags(b, DH_FLAG_NO_EXP_CONSTTIME);

    if (!DH_generate_key(a))
        goto err;
    DH_get0_key(a, &apub_key, &priv_key);
    BIO_puts(out, "pri 1=");
    BN_print(out, priv_key);
    BIO_puts(out, "\npub 1=");
    BN_print(out, apub_key);
    BIO_puts(out, "\n");

    if (!DH_generate_key(b))
        goto err;
    DH_get0_key(b, &bpub_key, &priv_key);
    BIO_puts(out, "pri 2=");
    BN_print(out, priv_key);
    BIO_puts(out, "\npub 2=");
    BN_print(out, bpub_key);
    BIO_puts(out, "\n");

    alen = DH_size(a);
    abuf = OPENSSL_malloc(alen);
    if (abuf == NULL)
        goto err;

    aout = DH_compute_key(abuf, bpub_key, a);

    BIO_puts(out, "key1 =");
    for (i = 0; i < aout; i++) {
        sprintf(buf, "%02X", abuf[i]);
        BIO_puts(out, buf);
    }
    BIO_puts(out, "\n");

    blen = DH_size(b);
    bbuf = OPENSSL_malloc(blen);
    if (bbuf == NULL)
        goto err;

    bout = DH_compute_key(bbuf, apub_key, b);

    BIO_puts(out, "key2 =");
    for (i = 0; i < bout; i++) {
        sprintf(buf, "%02X", bbuf[i]);
        BIO_puts(out, buf);
    }
    BIO_puts(out, "\n");
    if ((aout < 4) || (bout != aout) || (memcmp(abuf, bbuf, aout) != 0)) {
        fprintf(stderr, "Error in DH routines\n");
        ret = 1;
    } else
        ret = 0;
    if (!run_rfc5114_tests())
        ret = 1;
 err:
    (void)BIO_flush(out);
    ERR_print_errors_fp(stderr);

    OPENSSL_free(abuf);
    OPENSSL_free(bbuf);
    DH_free(b);
    DH_free(a);
    BN_free(bp);
    BN_free(bg);
    BN_GENCB_free(_cb);
    BIO_free(out);

#ifndef OPENSSL_NO_CRYPTO_MDEBUG
    if (CRYPTO_mem_leaks_fp(stderr) <= 0)
        ret = 1;
#endif

    EXIT(ret);
}
int main(int argc, char *argv[])
	{
	DH *a;
	DH *b=NULL;
	char buf[12];
	unsigned char *abuf=NULL,*bbuf=NULL;
	int i,alen,blen,aout,bout,ret=1;
	BIO *out;

	CRYPTO_malloc_debug_init();
	CRYPTO_dbg_set_options(V_CRYPTO_MDEBUG_ALL);
	CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);

#ifdef OPENSSL_SYS_WIN32
	CRYPTO_malloc_init();
#endif

	RAND_seed(rnd_seed, sizeof rnd_seed);

	out=BIO_new(BIO_s_file());
	if (out == NULL) EXIT(1);
	BIO_set_fp(out,stdout,BIO_NOCLOSE);

	a=DH_generate_parameters(64,DH_GENERATOR_5,cb,out);
	if (a == NULL) goto err;

	if (!DH_check(a, &i)) goto err;
	if (i & DH_CHECK_P_NOT_PRIME)
		BIO_puts(out, "p value is not prime\n");
	if (i & DH_CHECK_P_NOT_SAFE_PRIME)
		BIO_puts(out, "p value is not a safe prime\n");
	if (i & DH_UNABLE_TO_CHECK_GENERATOR)
		BIO_puts(out, "unable to check the generator value\n");
	if (i & DH_NOT_SUITABLE_GENERATOR)
		BIO_puts(out, "the g value is not a generator\n");

	BIO_puts(out,"\np    =");
	BN_print(out,a->p);
	BIO_puts(out,"\ng    =");
	BN_print(out,a->g);
	BIO_puts(out,"\n");

	b=DH_new();
	if (b == NULL) goto err;

	b->p=BN_dup(a->p);
	b->g=BN_dup(a->g);
	if ((b->p == NULL) || (b->g == NULL)) goto err;

	if (!DH_generate_key(a)) goto err;
	BIO_puts(out,"pri 1=");
	BN_print(out,a->priv_key);
	BIO_puts(out,"\npub 1=");
	BN_print(out,a->pub_key);
	BIO_puts(out,"\n");

	if (!DH_generate_key(b)) goto err;
	BIO_puts(out,"pri 2=");
	BN_print(out,b->priv_key);
	BIO_puts(out,"\npub 2=");
	BN_print(out,b->pub_key);
	BIO_puts(out,"\n");

	alen=DH_size(a);
	abuf=(unsigned char *)OPENSSL_malloc(alen);
	aout=DH_compute_key(abuf,b->pub_key,a);

	BIO_puts(out,"key1 =");
	for (i=0; i<aout; i++)
		{
		sprintf(buf,"%02X",abuf[i]);
		BIO_puts(out,buf);
		}
	BIO_puts(out,"\n");

	blen=DH_size(b);
	bbuf=(unsigned char *)OPENSSL_malloc(blen);
	bout=DH_compute_key(bbuf,a->pub_key,b);

	BIO_puts(out,"key2 =");
	for (i=0; i<bout; i++)
		{
		sprintf(buf,"%02X",bbuf[i]);
		BIO_puts(out,buf);
		}
	BIO_puts(out,"\n");
	if ((aout < 4) || (bout != aout) || (memcmp(abuf,bbuf,aout) != 0))
		{
		fprintf(stderr,"Error in DH routines\n");
		ret=1;
		}
	else
		ret=0;
err:
	ERR_print_errors_fp(stderr);

	if (abuf != NULL) OPENSSL_free(abuf);
	if (bbuf != NULL) OPENSSL_free(bbuf);
	if(b != NULL) DH_free(b);
	if(a != NULL) DH_free(a);
	BIO_free(out);
	CRYPTO_cleanup_all_ex_data();
	ERR_remove_state(0);
	CRYPTO_mem_leaks_fp(stderr);
	EXIT(ret);
	return(ret);
	}
Example #13
0
int prime_main(int argc, char **argv)
{
    BIGNUM *bn = NULL;
    int hex = 0, checks = 20, generate = 0, bits = 0, safe = 0, ret = 1;
    char *prog;
    OPTION_CHOICE o;

    prog = opt_init(argc, argv, prime_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(prime_options);
            ret = 0;
            goto end;
        case OPT_HEX:
            hex = 1;
            break;
        case OPT_GENERATE:
            generate = 1;
            break;
        case OPT_BITS:
            bits = atoi(opt_arg());
            break;
        case OPT_SAFE:
            safe = 1;
            break;
        case OPT_CHECKS:
            checks = atoi(opt_arg());
            break;
        }
    }
    argc = opt_num_rest();
    argv = opt_rest();

    if (argc == 0 && !generate) {
        BIO_printf(bio_err, "%s: No prime specified\n", prog);
        goto end;
    }

    if (generate) {
        char *s;

        if (!bits) {
            BIO_printf(bio_err, "Specify the number of bits.\n");
            goto end;
        }
        bn = BN_new();
        BN_generate_prime_ex(bn, bits, safe, NULL, NULL, NULL);
        s = hex ? BN_bn2hex(bn) : BN_bn2dec(bn);
        BIO_printf(bio_out, "%s\n", s);
        OPENSSL_free(s);
    } else {
        for ( ; *argv; argv++) {
            if (hex)
                BN_hex2bn(&bn, argv[0]);
            else
                BN_dec2bn(&bn, argv[0]);

            BN_print(bio_out, bn);
            BIO_printf(bio_out, " (%s) %s prime\n",
                       argv[0],
                       BN_is_prime_ex(bn, checks, NULL, NULL)
                           ? "is" : "is not");
        }
    }

    BN_free(bn);

 end:
    return ret;
}
Example #14
0
int x509_main(int argc, char **argv)
{
    ASN1_INTEGER *sno = NULL;
    ASN1_OBJECT *objtmp = NULL;
    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);
            objtmp = NULL;
            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);
            objtmp = NULL;
            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_get0_pubkey(req)) == NULL) {
            BIO_printf(bio_err, "error unpacking public key\n");
            goto end;
        }
        i = X509_REQ_verify(req, 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_get0_pubkey(req);
            X509_set_pubkey(x, pkey);
        }
    } else
        x = load_cert(infile, informat, "Certificate");

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

    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);
        }
        objtmp = NULL;
    }

    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) {
                    BIGNUM *n;
                    RSA_get0_key(EVP_PKEY_get0_RSA(pkey), &n, NULL, NULL);
                    BN_print(out, n);
                } else
#endif
#ifndef OPENSSL_NO_DSA
                if (EVP_PKEY_id(pkey) == EVP_PKEY_DSA) {
                    BIGNUM *dsapub = NULL;
                    DSA_get0_key(EVP_PKEY_get0_DSA(pkey), &dsapub, NULL);
                    BN_print(out, dsapub);
                } 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);

                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);
    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);
    ASN1_OBJECT_free(objtmp);
    OPENSSL_free(passin);
    return (ret);
}
Example #15
0
int MAIN(int argc, char **argv)
	{
	int ret=1;
	DSA *dsa=NULL;
	int i,badops=0;
	const EVP_CIPHER *enc=NULL;
	BIO *in=NULL,*out=NULL;
	int informat,outformat,text=0,noout=0;
	int pubin = 0, pubout = 0;
	char *infile,*outfile,*prog;
	char *passargin = NULL, *passargout = NULL;
	char *passin = NULL, *passout = NULL;
	int modulus=0;

	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);

	infile=NULL;
	outfile=NULL;
	informat=FORMAT_PEM;
	outformat=FORMAT_PEM;

	prog=argv[0];
	argc--;
	argv++;
	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,"-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,"-passin") == 0)
			{
			if (--argc < 1) goto bad;
			passargin= *(++argv);
			}
		else if (strcmp(*argv,"-passout") == 0)
			{
			if (--argc < 1) goto bad;
			passargout= *(++argv);
			}
		else if (strcmp(*argv,"-noout") == 0)
			noout=1;
		else if (strcmp(*argv,"-text") == 0)
			text=1;
		else if (strcmp(*argv,"-modulus") == 0)
			modulus=1;
		else if (strcmp(*argv,"-pubin") == 0)
			pubin=1;
		else if (strcmp(*argv,"-pubout") == 0)
			pubout=1;
		else if ((enc=EVP_get_cipherbyname(&(argv[0][1]))) == NULL)
			{
			BIO_printf(bio_err,"unknown option %s\n",*argv);
			badops=1;
			break;
			}
		argc--;
		argv++;
		}

	if (badops)
		{
bad:
		BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog);
		BIO_printf(bio_err,"where options are\n");
		BIO_printf(bio_err," -inform arg     input format - DER or PEM\n");
		BIO_printf(bio_err," -outform arg    output format - DER or PEM\n");
		BIO_printf(bio_err," -in arg         input file\n");
		BIO_printf(bio_err," -passin arg     input file pass phrase source\n");
		BIO_printf(bio_err," -out arg        output file\n");
		BIO_printf(bio_err," -passout arg    output file pass phrase source\n");
		BIO_printf(bio_err," -des            encrypt PEM output with cbc des\n");
		BIO_printf(bio_err," -des3           encrypt PEM output with ede cbc des using 168 bit key\n");
#ifndef NO_IDEA
		BIO_printf(bio_err," -idea           encrypt PEM output with cbc idea\n");
#endif
		BIO_printf(bio_err," -text           print the key in text\n");
		BIO_printf(bio_err," -noout          don't print key out\n");
		BIO_printf(bio_err," -modulus        print the DSA public value\n");
		goto end;
		}

	ERR_load_crypto_strings();

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

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

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

	BIO_printf(bio_err,"read DSA key\n");
	if	(informat == FORMAT_ASN1) {
		if(pubin) dsa=d2i_DSA_PUBKEY_bio(in,NULL);
		else dsa=d2i_DSAPrivateKey_bio(in,NULL);
	} else if (informat == FORMAT_PEM) {
		if(pubin) dsa=PEM_read_bio_DSA_PUBKEY(in,NULL, NULL, NULL);
		else dsa=PEM_read_bio_DSAPrivateKey(in,NULL,NULL,passin);
	} else
		{
		BIO_printf(bio_err,"bad input format specified for key\n");
		goto end;
		}
	if (dsa == NULL)
		{
		BIO_printf(bio_err,"unable to load Key\n");
		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) 
		if (!DSA_print(out,dsa,0))
			{
			perror(outfile);
			ERR_print_errors(bio_err);
			goto end;
			}

	if (modulus)
		{
		fprintf(stdout,"Public Key=");
		BN_print(out,dsa->pub_key);
		fprintf(stdout,"\n");
		}

	if (noout) goto end;
	BIO_printf(bio_err,"writing DSA key\n");
	if 	(outformat == FORMAT_ASN1) {
		if(pubin || pubout) i=i2d_DSA_PUBKEY_bio(out,dsa);
		else i=i2d_DSAPrivateKey_bio(out,dsa);
	} else if (outformat == FORMAT_PEM) {
		if(pubin || pubout)
			i=PEM_write_bio_DSA_PUBKEY(out,dsa);
		else i=PEM_write_bio_DSAPrivateKey(out,dsa,enc,
							NULL,0,NULL, passout);
	} else {
		BIO_printf(bio_err,"bad output format specified for outfile\n");
		goto end;
		}
	if (!i)
		{
		BIO_printf(bio_err,"unable to write private key\n");
		ERR_print_errors(bio_err);
		}
	else
		ret=0;
end:
	if(in != NULL) BIO_free(in);
	if(out != NULL) BIO_free_all(out);
	if(dsa != NULL) DSA_free(dsa);
	if(passin) OPENSSL_free(passin);
	if(passout) OPENSSL_free(passout);
	EXIT(ret);
	}
int main(int argc, char *argv[]) {
	void *bb;
	BN_CTX *ctx = NULL;
	int nid;
	BIO *out;
	CRYPTO_malloc_debug_init();
	CRYPTO_dbg_set_options(V_CRYPTO_MDEBUG_ALL);
	CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
	const char *text = "NIST Prime-Curve P-192";

#ifdef OPENSSL_SYS_WIN32
	CRYPTO_malloc_init();
#endif

	RAND_seed(rnd_seed, sizeof rnd_seed);
	out = BIO_new(BIO_s_file());
	if (out == NULL)
		EXIT(1);
	BIO_set_fp(out, stdout, BIO_NOCLOSE);

	if ((ctx = BN_CTX_new()) == NULL)
		goto err;
	nid = NID_X9_62_prime192v1;

	//EC_POINT *bb;
	EC_KEY *a = NULL;    //EC_KEY is a structure
	BIGNUM *x_a = NULL, *y_a = NULL;

	char buf[12];
	//unsigned char *abuf=NULL,*bbuf=NULL;
	int i, alen, blen, aout, bout;
	const EC_GROUP *group;

	a = EC_KEY_new_by_curve_name(nid);
	if (a == NULL)
		goto err;

	group = EC_KEY_get0_group(a);

	if ((x_a = BN_new()) == NULL)
		goto err;
	//BN_new returns a pointer to the bignum
	if ((y_a = BN_new()) == NULL)
		goto err;

	BIO_puts(out, "Testing key generation with ");
	BIO_puts(out, text);

	if (!EC_KEY_generate_key(a))
		goto err;
	printf("\n1 ) generating keys\n");

	if (EC_METHOD_get_field_type(EC_GROUP_method_of(group))
			== NID_X9_62_prime_field) {
		if (!EC_POINT_get_affine_coordinates_GFp(group,
				EC_KEY_get0_public_key(a), x_a, y_a, ctx))
			goto err;
	}
	//returns the public key
	else {
		if (!EC_POINT_get_affine_coordinates_GF2m(group,
				EC_KEY_get0_public_key(a), x_a, y_a, ctx))
			goto err;
	}

	BIO_puts(out, "  pri 1=");
	BN_print(out, EC_KEY_get0_private_key(a));
	BIO_puts(out, "\n  pub 1=");
	BN_print(out, x_a);
	BIO_puts(out, ",");
	BN_print(out, y_a);
	BIO_puts(out, "\n");

	func(EC_KEY_get0_public_key(a));

	err: ERR_print_errors_fp(stderr);

	if (x_a)
		BN_free(x_a);
	if (y_a)
		BN_free(y_a);
	if (a)
		EC_KEY_free(a);
	if (ctx)
		BN_CTX_free(ctx);
	BIO_free(out);
	CRYPTO_cleanup_all_ex_data();
	ERR_remove_state(0);
	CRYPTO_mem_leaks_fp(stderr);
	return 0;

}
	return NULL;
#endif
}

int main(void) {

	unsigned char *abuf = NULL;
	//const EC_POINT *public_key;
	int i, alen, aout, jj = 0;
	int sockfd, new_fd;  // listen on sock_fd, new connection on new_fd
	struct sockaddr_in my_addr;    // my address information
	struct sockaddr_in their_addr; // connector's address information
	socklen_t sin_size;
	int yes = 1, numbytes;
	char buf[MAXDATASIZE];
	/*//////////////////////////////////////////////////////////////Generating Keys/////////////////////////////////////*/

	BN_CTX *ctx = NULL;
	int nid;
	BIO *out;
	CRYPTO_malloc_debug_init();
	CRYPTO_dbg_set_options(V_CRYPTO_MDEBUG_ALL);
	CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
	const char *text = "NIST Prime-Curve P-192";

#ifdef OPENSSL_SYS_WIN32
	CRYPTO_malloc_init();
#endif

	RAND_seed(rnd_seed, sizeof rnd_seed);
	out = BIO_new(BIO_s_file());
	if (out == NULL)
		EXIT(1);
	BIO_set_fp(out, stdout, BIO_NOCLOSE);

	if ((ctx = BN_CTX_new()) == NULL)
		goto err;
	nid = NID_X9_62_prime192v1;

	EC_KEY *a = NULL;    //EC_KEY is a structure
	BIGNUM *x_a = NULL, *y_a = NULL;
	const BIGNUM *BIG = NULL;
	char *buff;
	//unsigned char *abuf=NULL,*bbuf=NULL;

	const EC_GROUP *group;

	a = EC_KEY_new_by_curve_name(nid);
	if (a == NULL)
		goto err;

	group = EC_KEY_get0_group(a);
	//	aa=EC_POINT_new(group);

	if ((x_a = BN_new()) == NULL)
		goto err;
	//BN_new returns a pointer to the bignum
	if ((y_a = BN_new()) == NULL)
		goto err;
	//	if ((BIG=BN_new()) == NULL) goto err;

	BIO_puts(out, "Testing key generation with ");
	BIO_puts(out, text);

	if (!EC_KEY_generate_key(a))
		goto err;
	printf("\n1 ) generating keys\n");

	if (EC_METHOD_get_field_type(EC_GROUP_method_of(group))
			== NID_X9_62_prime_field) {
		if (!EC_POINT_get_affine_coordinates_GFp(group,
				EC_KEY_get0_public_key(a), x_a, y_a, ctx))
			goto err;
	}
	//returns the public key
	else {
		if (!EC_POINT_get_affine_coordinates_GF2m(group,
				EC_KEY_get0_public_key(a), x_a, y_a, ctx))
			goto err;
	}

	BIO_puts(out, "  pri 1=");
	BN_print(out, EC_KEY_get0_private_key(a));
	BIO_puts(out, "\n  pub 1=");
	BN_print(out, x_a);
	BIO_puts(out, ",");
	BN_print(out, y_a);
	BIO_puts(out, "\n");

	/*
	 printf("importnt work\n");
	 //BN_print(out,x_a);
	 buff=BN_bn2dec(x_a);
	 printf("%s\n",buff);
	 BN_dec2bn(&(x_a),buff);
	 printf("%s\n",buff);
	 BN_print(out,x_a);
	 */

	/*//////////////////////////////////////////////////////////////////////////////////////////////////////////////////*/

	if ((sockfd = socket(AF_INET, SOCK_STREAM, 0)) == -1) {
		perror("socket");
		exit(1);
	}

	if (setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, &yes, sizeof(int)) == -1) {
		perror("setsockopt");
		exit(1);
	}

	my_addr.sin_family = AF_INET;         // host byte order
	my_addr.sin_port = htons(MYPORT);     // short, network byte order
	my_addr.sin_addr.s_addr = INADDR_ANY; // automatically fill with my IP
	memset(my_addr.sin_zero, '\0', sizeof my_addr.sin_zero);

	if (bind(sockfd, (struct sockaddr *) &my_addr, sizeof my_addr) == -1) {
		perror("bind");
		exit(1);
	}

	if (listen(sockfd, BACKLOG) == -1) {
		perror("listen");
		exit(1);
	}

	while (1) {  // main accept() loop
		sin_size = sizeof their_addr;
		if ((new_fd = accept(sockfd, (struct sockaddr *) &their_addr, &sin_size))
				== -1) {
			perror("accept");
			continue;
		}
		printf("server: got connection from %s\n",
				inet_ntoa(their_addr.sin_addr));

		if (send(new_fd, "Hello, world!\n", 14, 0) == -1)
			perror("send");

		//	BN_print(out,x_a);
		//  if ((jj=send(new_fd, &aa, sizeof(BIGNUM), 0)) == -1)
		//  perror("send");
		//////////////////////////////////////////////////////////////////////////////
		//printf("side %d\n",sizeof(EC_POINT*));
		//aa= EC_KEY_get0_public_key(a);
		//printf("side %d\n",sizeof(aa));
		// if ((jj=send(new_fd, &aa, sizeof(EC_POINT*), 0)) == -1)
		//perror("send");

		//printf("\nbytes send %d\n",jj);
		////////////////////////////////////////////////////////////////////////////////
		//x_a=(BIGNUM*)&buff;
		//BN_print(out,x_a);
		//printf("%d",sizeof(EC_POINT));
		//buff=(char*)&x_a;
		//if (send(new_fd, &x_a, sizeof(x_a), 0) == -1)
		//perror("send");
		//buff[10]='\0';
		//BIG =EC_KEY_get0_private_key(a);
		//BN_print(out,BIG);
		/*
		 buff=BN_bn2dec(x_a);
		 //	BN_print(out,BIG);
		 buff=(char*)&x_a;
		 //buff[10]='\0';
		 printf("%s\n",buff);
		 x_a=(BIGNUM*)&buff;
		 BN_dec2bn(&(y_a),buff);
		 printf("%s",buff);
		 */
		//sprintf(buff,"%u",EC_KEY_get0_private_key(a));
		//printf("send: %d\n",BIG);
		//printf("%s",buff);
		//printf("%d",strlen(buff));
		// float data1;
		//char  data2[64];
		//BIG=(BIGNUM*)(buff);
		//BIO_puts(out,BIG);
		//memcpy((void*)buff, (void*)EC_KEY_get0_private_key(a), 20);
		//printf("%s",buff);
		//for (i=0; i<10; i++)
		//{
		//printf("%c",buff[i]);
		//BIO_puts(out,buff);
		//}
		//if (send(new_fd,buff,strlen(buff), 0) == -1)
		//      {
		//      perror("send");
		//  }
		//printf("\npublic key send\n");
		/*
		 //EC_POINT *bb;
		 if ((numbytes=recv(new_fd,(char*)&bb,500, 0)) == -1) {
		 perror("recv");
		 exit(1);
		 }
		 printf("\npublic key received\n");
		 */
		/*  if ((numbytes=recv(new_fd, buf, MAXDATASIZE-1, 0)) == -1) {
		 perror("recv");
		 exit(1);
		 }
		 */
		//    buf[numbytes] = '\0';
		/*  printf("Received: %d",numbytes);
		 printf("working\n");
		 alen=KDF1_SHA1_len; ///it is a static constant integer.
		 printf("working\n");
		 abuf=(unsigned char *)OPENSSL_malloc(alen);
		 printf("working\n");
		 if(abuf==NULL || bb==NULL || a==NULL)
		 printf("i hate you error\n");
		 aout=ECDH_compute_key(abuf,alen,bb,a,KDF1_SHA1); //generating session key
		 printf("working\n");
		 //      BN_print(out, abuf);
		 //BIO_puts(out,"\n");
		 BIO_puts(out,"  key1 =");
		 for (i=0; i<aout; i++)
		 {
		 sprintf(buf,"%02X",abuf[i]);
		 BIO_puts(out,buf);
		 }
		 BIO_puts(out,"\n");
		 */
		close(new_fd);
		exit(0);
		close(new_fd);  // parent doesn't need this
	}
	err: ERR_print_errors_fp(stderr);
	if (x_a)
		BN_free(x_a);
	if (y_a)
		BN_free(y_a);
	if (a)
		EC_KEY_free(a);
	if (ctx)
		BN_CTX_free(ctx);
	BIO_free(out);
	CRYPTO_cleanup_all_ex_data();
	ERR_remove_state(0);
Example #18
0
int rsa_main(int argc, char **argv)
{
    ENGINE *e = NULL;
    BIO *out = NULL;
    RSA *rsa = NULL;
    const EVP_CIPHER *enc = NULL;
    char *infile = NULL, *outfile = NULL, *prog;
    char *passin = NULL, *passout = NULL, *passinarg = NULL, *passoutarg = NULL;
    int i;
    int informat = FORMAT_PEM, outformat = FORMAT_PEM, text = 0, check = 0;
    int noout = 0, modulus = 0, pubin = 0, pubout = 0, pvk_encr = 2, ret = 1;
    OPTION_CHOICE o;

    prog = opt_init(argc, argv, rsa_options);
    while ((o = opt_next()) != OPT_EOF) {
        switch (o) {
        case OPT_EOF:
        case OPT_ERR:
#ifdef OPENSSL_NO_RC4
        case OPT_PVK_STRONG:
        case OPT_PVK_WEAK:
        case OPT_PVK_NONE:
#endif
 opthelp:
            BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
            goto end;
        case OPT_HELP:
            opt_help(rsa_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_OUT:
            outfile = opt_arg();
            break;
        case OPT_PASSIN:
            passinarg = opt_arg();
            break;
        case OPT_PASSOUT:
            passoutarg = opt_arg();
            break;
        case OPT_ENGINE:
            e = setup_engine(opt_arg(), 0);
            break;
        case OPT_PUBIN:
            pubin = 1;
            break;
        case OPT_PUBOUT:
            pubout = 1;
            break;
        case OPT_RSAPUBKEY_IN:
            pubin = 2;
            break;
        case OPT_RSAPUBKEY_OUT:
            pubout = 2;
            break;
#ifndef OPENSSL_NO_RC4
        case OPT_PVK_STRONG:
            pvk_encr = 2;
            break;
        case OPT_PVK_WEAK:
            pvk_encr = 1;
            break;
        case OPT_PVK_NONE:
            pvk_encr = 0;
            break;
#endif
        case OPT_NOOUT:
            noout = 1;
            break;
        case OPT_TEXT:
            text = 1;
            break;
        case OPT_MODULUS:
            modulus = 1;
            break;
        case OPT_CHECK:
            check = 1;
            break;
        case OPT_CIPHER:
            if (!opt_cipher(opt_unknown(), &enc))
                goto opthelp;
            break;
        }
    }
    argc = opt_num_rest();
    argv = opt_rest();

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

    if (check && pubin) {
        BIO_printf(bio_err, "Only private keys can be checked\n");
        goto end;
    }

    {
        EVP_PKEY *pkey;

        if (pubin) {
            int tmpformat = -1;
            if (pubin == 2) {
                if (informat == FORMAT_PEM)
                    tmpformat = FORMAT_PEMRSA;
                else if (informat == FORMAT_ASN1)
                    tmpformat = FORMAT_ASN1RSA;
            } else
                tmpformat = informat;

            pkey = load_pubkey(infile, tmpformat, 1, passin, e, "Public Key");
        } else
            pkey = load_key(infile, informat, 1, passin, e, "Private Key");

        if (pkey != NULL)
            rsa = EVP_PKEY_get1_RSA(pkey);
        EVP_PKEY_free(pkey);
    }

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

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

    if (text)
        if (!RSA_print(out, rsa, 0)) {
            perror(outfile);
            ERR_print_errors(bio_err);
            goto end;
        }

    if (modulus) {
        BIO_printf(out, "Modulus=");
        BN_print(out, rsa->n);
        BIO_printf(out, "\n");
    }

    if (check) {
        int r = RSA_check_key(rsa);

        if (r == 1)
            BIO_printf(out, "RSA key ok\n");
        else if (r == 0) {
            unsigned long err;

            while ((err = ERR_peek_error()) != 0 &&
                   ERR_GET_LIB(err) == ERR_LIB_RSA &&
                   ERR_GET_FUNC(err) == RSA_F_RSA_CHECK_KEY &&
                   ERR_GET_REASON(err) != ERR_R_MALLOC_FAILURE) {
                BIO_printf(out, "RSA key error: %s\n",
                           ERR_reason_error_string(err));
                ERR_get_error(); /* remove e from error stack */
            }
        }

        /* should happen only if r == -1 */
        if (r == -1 || ERR_peek_error() != 0) {
            ERR_print_errors(bio_err);
            goto end;
        }
    }

    if (noout) {
        ret = 0;
        goto end;
    }
    BIO_printf(bio_err, "writing RSA key\n");
    if (outformat == FORMAT_ASN1) {
        if (pubout || pubin) {
            if (pubout == 2)
                i = i2d_RSAPublicKey_bio(out, rsa);
            else
                i = i2d_RSA_PUBKEY_bio(out, rsa);
        } else
            i = i2d_RSAPrivateKey_bio(out, rsa);
    }
# ifndef OPENSSL_NO_RC4
    else if (outformat == FORMAT_NETSCAPE) {
        unsigned char *p, *pp;
        int size;

        i = 1;
        size = i2d_RSA_NET(rsa, NULL, NULL, 0);
        if ((p = OPENSSL_malloc(size)) == NULL) {
            BIO_printf(bio_err, "Memory allocation failure\n");
            goto end;
        }
        pp = p;
        i2d_RSA_NET(rsa, &p, NULL, 0);
        BIO_write(out, (char *)pp, size);
        OPENSSL_free(pp);
    }
# endif
    else if (outformat == FORMAT_PEM) {
        if (pubout || pubin) {
            if (pubout == 2)
                i = PEM_write_bio_RSAPublicKey(out, rsa);
            else
                i = PEM_write_bio_RSA_PUBKEY(out, rsa);
        } else
            i = PEM_write_bio_RSAPrivateKey(out, rsa,
                                            enc, NULL, 0, NULL, passout);
# if !defined(OPENSSL_NO_DSA) && !defined(OPENSSL_NO_RC4)
    } else if (outformat == FORMAT_MSBLOB || outformat == FORMAT_PVK) {
        EVP_PKEY *pk;
        pk = EVP_PKEY_new();
        EVP_PKEY_set1_RSA(pk, rsa);
        if (outformat == FORMAT_PVK)
            i = i2b_PVK_bio(out, pk, pvk_encr, 0, passout);
        else if (pubin || pubout)
            i = i2b_PublicKey_bio(out, pk);
        else
            i = i2b_PrivateKey_bio(out, pk);
        EVP_PKEY_free(pk);
# endif
    } else {
        BIO_printf(bio_err, "bad output format specified for outfile\n");
        goto end;
    }
    if (i <= 0) {
        BIO_printf(bio_err, "unable to write key\n");
        ERR_print_errors(bio_err);
    } else
        ret = 0;
 end:
    BIO_free_all(out);
    RSA_free(rsa);
    if (passin)
        OPENSSL_free(passin);
    if (passout)
        OPENSSL_free(passout);
    return (ret);
}
static int
authenticate_webid_user(request_rec *request) {
    int r = 0;
    authn_webid_config_rec *conf =
        ap_get_module_config(request->per_dir_config, &authn_webid_module);
    if (!conf->authoritative) r = DECLINED;
    else r = HTTP_UNAUTHORIZED;

    /* Check for AuthType WebID */
    const char *current_auth = ap_auth_type(request);
    if (!current_auth || strcasecmp(current_auth, "WebID") != 0) {
        return DECLINED;
    }
    request->ap_auth_type = "WebID";

    /* Check for WebID cached in SSL session */
    const char *subjAltName = NULL;
    {
        void *data = NULL;
        if (apr_pool_userdata_get(&data, UD_WEBID_KEY, request->connection->pool) == APR_SUCCESS && data != NULL) {
            subjAltName = data;
            ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, request, "WebID: using cached URI <%s>", subjAltName);
            if (strlen(subjAltName)) {
                request->user = (char *)subjAltName;
                r = OK;
            }
            return r;
        }
    }
#if AP_MODULE_MAGIC_AT_LEAST(20060101,0)
    apr_array_header_t *subjAltName_list = ssl_ext_list(request->pool, request->connection, 1, "2.5.29.17");
#else
    subjAltName = ssl_ext_lookup(request->pool, request->connection, 1, "2.5.29.17");
#endif

    /* Load X509 Public Key + Exponent */
    char *pkey_n = NULL;
    char *pkey_e = NULL;
    unsigned int pkey_e_i = 0;
#if AP_MODULE_MAGIC_AT_LEAST(20060101,0)
    if (subjAltName_list != NULL) {
#else
    if (subjAltName != NULL) {
#endif
        char *c_cert = NULL;
        BIO *bio_cert = NULL;
        X509 *x509 = NULL;
        EVP_PKEY *pkey = NULL;
        RSA *rsa = NULL;

        BIO *bio = NULL;
        BUF_MEM *bptr = NULL;

        if (NULL != (c_cert = ssl_var_lookup(request->pool, request->server, request->connection, request, "SSL_CLIENT_CERT"))
            && NULL != (bio_cert = BIO_new_mem_buf(c_cert, strlen(c_cert)))
            && NULL != (x509 = PEM_read_bio_X509(bio_cert, NULL, NULL, NULL))
            && NULL != (pkey = X509_get_pubkey(x509))
            && NULL != (rsa = EVP_PKEY_get1_RSA(pkey))) {

            // public key modulus
            bio = BIO_new(BIO_s_mem());
            BN_print(bio, rsa->n);
            BIO_get_mem_ptr(bio, &bptr);
            pkey_n = apr_pstrndup(request->pool, bptr->data, bptr->length);
            BIO_free(bio);

            // public key exponent
            bio = BIO_new(BIO_s_mem());
            BN_print(bio, rsa->e);
            BIO_get_mem_ptr(bio, &bptr);
            pkey_e = apr_pstrndup(request->pool, bptr->data, bptr->length);
            pkey_e_i = apr_strtoi64(pkey_e, NULL, 16);
            BIO_free(bio);
        } else {
            ap_log_rerror(APLOG_MARK, APLOG_WARNING, 0, request, "WebID: invalid client SSL certificate");
        }

        if (rsa)
            RSA_free(rsa);
        if (pkey)
            EVP_PKEY_free(pkey);
        if (x509)
            X509_free(x509);
        if (bio_cert)
            BIO_free(bio_cert);
    }

    if (pkey_n != NULL && pkey_e != NULL) {
#if AP_MODULE_MAGIC_AT_LEAST(20060101,0)
        const char *san;
        char *tok;
        int i;
        for (i = 0; i < subjAltName_list->nelts; i++) {
            san = APR_ARRAY_IDX(subjAltName_list, i, const char*);
            while ((tok = get_list_item(request->pool, &san)) != NULL) {
                if (strncmp(tok, "URI:", 4) == 0) {
                    if (validate_webid(request, tok+4, pkey_n, pkey_e_i) == OK) {
                        subjAltName = tok+4;
                        r = OK;
                        break;
                    }
                }
            }
        }
#else
        ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, request, "WebID: subjectAltName = %s", subjAltName);
        ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, request, "WebID: client pkey.n  = %s", pkey_n);
        ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, request, "WebID: client pkey.e  = %d (%s)", pkey_e_i, pkey_e);
        const char *san = subjAltName;
        char *tok;
        while ((tok = get_list_item(request->pool, &san)) != NULL) {
            if (strncmp(tok, "URI:", 4) == 0) {
                if (validate_webid(request, tok+4, pkey_n, pkey_e_i) == OK) {
                    subjAltName = tok+4;
                    r = OK;
                    break;
                }
            }
        }
#endif
    }

    if (r == OK) {
        ap_log_rerror(APLOG_MARK, APLOG_INFO | APLOG_TOCLIENT, 0, request, "WebID: authentication (%sauthoritative) succeeded for <%s> pubkey: \"%s\", URI: <%s>", conf->authoritative?"":"non-", subjAltName, pkey_n, request->uri);
        request->user = apr_psprintf(request->connection->pool, "%s", subjAltName);
    } else {
        ap_log_rerror(APLOG_MARK, (conf->authoritative?APLOG_WARNING:APLOG_INFO) | APLOG_TOCLIENT, 0, request, "WebID: authentication (%sauthoritative) failed for <%s> pubkey: \"%s\", URI: <%s>", conf->authoritative?"":"non-", subjAltName, pkey_n, request->uri);
        subjAltName = "";
    }
    ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, request, "WebID: setting cached URI <%s>", subjAltName);
    apr_pool_userdata_set(apr_pstrdup(request->connection->pool, subjAltName), UD_WEBID_KEY, NULL, request->connection->pool);

    return r;
}

static void
import_ssl_func() {
    ssl_var_lookup = APR_RETRIEVE_OPTIONAL_FN(ssl_var_lookup);
#if AP_MODULE_MAGIC_AT_LEAST(20060101,0)
    ssl_ext_list = APR_RETRIEVE_OPTIONAL_FN(ssl_ext_list);
#else
    ssl_ext_lookup = APR_RETRIEVE_OPTIONAL_FN(ssl_ext_lookup);
#endif
}
Example #20
0
File: dh.c Project: 274914765/C
int MAIN (int argc, char **argv)
{
    DH *dh = NULL;

    int i, badops = 0, text = 0;

    BIO *in = NULL, *out = NULL;

    int informat, outformat, check = 0, noout = 0, C = 0, ret = 1;

    char *infile, *outfile, *prog;

#ifndef OPENSSL_NO_ENGINE
    char *engine;
#endif

    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;

#ifndef OPENSSL_NO_ENGINE
    engine = NULL;
#endif
    infile = NULL;
    outfile = NULL;
    informat = FORMAT_PEM;
    outformat = FORMAT_PEM;

    prog = argv[0];
    argc--;
    argv++;
    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, "-in") == 0)
        {
            if (--argc < 1)
                goto bad;
            infile = *(++argv);
        }
        else if (strcmp (*argv, "-out") == 0)
        {
            if (--argc < 1)
                goto bad;
            outfile = *(++argv);
        }
#ifndef OPENSSL_NO_ENGINE
        else if (strcmp (*argv, "-engine") == 0)
        {
            if (--argc < 1)
                goto bad;
            engine = *(++argv);
        }
#endif
        else if (strcmp (*argv, "-check") == 0)
            check = 1;
        else if (strcmp (*argv, "-text") == 0)
            text = 1;
        else if (strcmp (*argv, "-C") == 0)
            C = 1;
        else if (strcmp (*argv, "-noout") == 0)
            noout = 1;
        else
        {
            BIO_printf (bio_err, "unknown option %s\n", *argv);
            badops = 1;
            break;
        }
        argc--;
        argv++;
    }

    if (badops)
    {
      bad:
        BIO_printf (bio_err, "%s [options] <infile >outfile\n", prog);
        BIO_printf (bio_err, "where options are\n");
        BIO_printf (bio_err, " -inform arg   input format - one of DER PEM\n");
        BIO_printf (bio_err, " -outform arg  output format - one of DER PEM\n");
        BIO_printf (bio_err, " -in arg       input file\n");
        BIO_printf (bio_err, " -out arg      output file\n");
        BIO_printf (bio_err, " -check        check the DH parameters\n");
        BIO_printf (bio_err, " -text         print a text form of the DH parameters\n");
        BIO_printf (bio_err, " -C            Output C code\n");
        BIO_printf (bio_err, " -noout        no output\n");
#ifndef OPENSSL_NO_ENGINE
        BIO_printf (bio_err, " -engine e     use engine e, possibly a hardware device.\n");
#endif
        goto end;
    }

    ERR_load_crypto_strings ();

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

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

    if (infile == NULL)
        BIO_set_fp (in, stdin, BIO_NOCLOSE);
    else
    {
        if (BIO_read_filename (in, infile) <= 0)
        {
            perror (infile);
            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 (informat == FORMAT_ASN1)
        dh = d2i_DHparams_bio (in, NULL);
    else if (informat == FORMAT_PEM)
        dh = PEM_read_bio_DHparams (in, NULL, NULL, NULL);
    else
    {
        BIO_printf (bio_err, "bad input format specified\n");
        goto end;
    }
    if (dh == NULL)
    {
        BIO_printf (bio_err, "unable to load DH parameters\n");
        ERR_print_errors (bio_err);
        goto end;
    }



    if (text)
    {
        DHparams_print (out, dh);
#ifdef undef
        printf ("p=");
        BN_print (stdout, dh->p);
        printf ("\ng=");
        BN_print (stdout, dh->g);
        printf ("\n");
        if (dh->length != 0)
            printf ("recommended private length=%ld\n", dh->length);
#endif
    }

    if (check)
    {
        if (!DH_check (dh, &i))
        {
            ERR_print_errors (bio_err);
            goto end;
        }
        if (i & DH_CHECK_P_NOT_PRIME)
            printf ("p value is not prime\n");
        if (i & DH_CHECK_P_NOT_SAFE_PRIME)
            printf ("p value is not a safe prime\n");
        if (i & DH_UNABLE_TO_CHECK_GENERATOR)
            printf ("unable to check the generator value\n");
        if (i & DH_NOT_SUITABLE_GENERATOR)
            printf ("the g value is not a generator\n");
        if (i == 0)
            printf ("DH parameters appear to be ok.\n");
    }
    if (C)
    {
        unsigned char *data;

        int len, l, bits;

        len = BN_num_bytes (dh->p);
        bits = BN_num_bits (dh->p);
        data = (unsigned char *) OPENSSL_malloc (len);
        if (data == NULL)
        {
            perror ("OPENSSL_malloc");
            goto end;
        }
        l = BN_bn2bin (dh->p, data);
        printf ("static unsigned char dh%d_p[]={", bits);
        for (i = 0; i < l; i++)
        {
            if ((i % 12) == 0)
                printf ("\n\t");
            printf ("0x%02X,", data[i]);
        }
        printf ("\n\t};\n");

        l = BN_bn2bin (dh->g, data);
        printf ("static unsigned char dh%d_g[]={", bits);
        for (i = 0; i < l; i++)
        {
            if ((i % 12) == 0)
                printf ("\n\t");
            printf ("0x%02X,", data[i]);
        }
        printf ("\n\t};\n\n");

        printf ("DH *get_dh%d()\n\t{\n", bits);
        printf ("\tDH *dh;\n\n");
        printf ("\tif ((dh=DH_new()) == NULL) return(NULL);\n");
        printf ("\tdh->p=BN_bin2bn(dh%d_p,sizeof(dh%d_p),NULL);\n", bits, bits);
        printf ("\tdh->g=BN_bin2bn(dh%d_g,sizeof(dh%d_g),NULL);\n", bits, bits);
        printf ("\tif ((dh->p == NULL) || (dh->g == NULL))\n");
        printf ("\t\treturn(NULL);\n");
        printf ("\treturn(dh);\n\t}\n");
        OPENSSL_free (data);
    }


    if (!noout)
    {
        if (outformat == FORMAT_ASN1)
            i = i2d_DHparams_bio (out, dh);
        else if (outformat == FORMAT_PEM)
            i = PEM_write_bio_DHparams (out, dh);
        else
        {
            BIO_printf (bio_err, "bad output format specified for outfile\n");
            goto end;
        }
        if (!i)
        {
            BIO_printf (bio_err, "unable to write DH parameters\n");
            ERR_print_errors (bio_err);
            goto end;
        }
    }
    ret = 0;
  end:
    if (in != NULL)
        BIO_free (in);
    if (out != NULL)
        BIO_free_all (out);
    if (dh != NULL)
        DH_free (dh);
    apps_shutdown ();
    OPENSSL_EXIT (ret);
}
Example #21
0
int main(int argc, char *argv[])
	{
	BN_CTX *ctx;
	BIO *out=NULL;
	int i,ret;
	unsigned char c;
	BIGNUM *r_mont,*r_mont_const,*r_recp,*r_simple,*a,*b,*m;

	RAND_seed(rnd_seed, sizeof rnd_seed); /* or BN_rand may fail, and we don't
	                                       * even check its return value
	                                       * (which we should) */

	ERR_load_BN_strings();

	ctx=BN_CTX_new();
	if (ctx == NULL) EXIT(1);
	r_mont=BN_new();
	r_mont_const=BN_new();
	r_recp=BN_new();
	r_simple=BN_new();
	a=BN_new();
	b=BN_new();
	m=BN_new();
	if (	(r_mont == NULL) || (r_recp == NULL) ||
		(a == NULL) || (b == NULL))
		goto err;

	out=BIO_new(BIO_s_file());

	if (out == NULL) EXIT(1);
	BIO_set_fp(out,stdout,BIO_NOCLOSE);

	for (i=0; i<200; i++)
		{
		RAND_bytes(&c,1);
		c=(c%BN_BITS)-BN_BITS2;
		BN_rand(a,NUM_BITS+c,0,0);

		RAND_bytes(&c,1);
		c=(c%BN_BITS)-BN_BITS2;
		BN_rand(b,NUM_BITS+c,0,0);

		RAND_bytes(&c,1);
		c=(c%BN_BITS)-BN_BITS2;
		BN_rand(m,NUM_BITS+c,0,1);

		BN_mod(a,a,m,ctx);
		BN_mod(b,b,m,ctx);

		ret=BN_mod_exp_mont(r_mont,a,b,m,ctx,NULL);
		if (ret <= 0)
			{
			printf("BN_mod_exp_mont() problems\n");
			ERR_print_errors(out);
			EXIT(1);
			}

		ret=BN_mod_exp_recp(r_recp,a,b,m,ctx);
		if (ret <= 0)
			{
			printf("BN_mod_exp_recp() problems\n");
			ERR_print_errors(out);
			EXIT(1);
			}

		ret=BN_mod_exp_simple(r_simple,a,b,m,ctx);
		if (ret <= 0)
			{
			printf("BN_mod_exp_simple() problems\n");
			ERR_print_errors(out);
			EXIT(1);
			}

		ret=BN_mod_exp_mont_consttime(r_mont_const,a,b,m,ctx,NULL);
		if (ret <= 0)
			{
			printf("BN_mod_exp_mont_consttime() problems\n");
			ERR_print_errors(out);
			EXIT(1);
			}

		if (BN_cmp(r_simple, r_mont) == 0
		    && BN_cmp(r_simple,r_recp) == 0
			&& BN_cmp(r_simple,r_mont_const) == 0)
			{
			printf(".");
			fflush(stdout);
			}
		else
		  	{
			if (BN_cmp(r_simple,r_mont) != 0)
				printf("\nsimple and mont results differ\n");
			if (BN_cmp(r_simple,r_mont) != 0)
				printf("\nsimple and mont const time results differ\n");
			if (BN_cmp(r_simple,r_recp) != 0)
				printf("\nsimple and recp results differ\n");

			printf("a (%3d) = ",BN_num_bits(a));   BN_print(out,a);
			printf("\nb (%3d) = ",BN_num_bits(b)); BN_print(out,b);
			printf("\nm (%3d) = ",BN_num_bits(m)); BN_print(out,m);
			printf("\nsimple   =");	BN_print(out,r_simple);
			printf("\nrecp     =");	BN_print(out,r_recp);
			printf("\nmont     ="); BN_print(out,r_mont);
			printf("\nmont_ct  ="); BN_print(out,r_mont_const);
			printf("\n");
			EXIT(1);
			}
		}
	BN_free(r_mont);
	BN_free(r_mont_const);
	BN_free(r_recp);
	BN_free(r_simple);
	BN_free(a);
	BN_free(b);
	BN_free(m);
	BN_CTX_free(ctx);
	ERR_remove_state(0);
	CRYPTO_mem_leaks(out);
	BIO_free(out);
	printf(" done\n");
	EXIT(0);
err:
	ERR_load_crypto_strings();
	ERR_print_errors(out);
#ifdef OPENSSL_SYS_NETWARE
    printf("ERROR\n");
#endif
	EXIT(1);
	return(1);
	}
Example #22
0
static int test_ecdh_curve(int nid, const char *text, BN_CTX *ctx, BIO *out)
	{
	EC_KEY *a=NULL;
	EC_KEY *b=NULL;
	BIGNUM *x_a=NULL, *y_a=NULL,
	       *x_b=NULL, *y_b=NULL;
	char buf[12];
	unsigned char *abuf=NULL,*bbuf=NULL;
	int i,alen,blen,aout,bout,ret=0;
	const EC_GROUP *group;

	a = EC_KEY_new_by_curve_name(nid);
	b = EC_KEY_new_by_curve_name(nid);
	if (a == NULL || b == NULL)
		goto err;

	group = EC_KEY_get0_group(a);

	if ((x_a=BN_new()) == NULL) goto err;
	if ((y_a=BN_new()) == NULL) goto err;
	if ((x_b=BN_new()) == NULL) goto err;
	if ((y_b=BN_new()) == NULL) goto err;

	BIO_puts(out,"Testing key generation with ");
	BIO_puts(out,text);
#ifdef NOISY
	BIO_puts(out,"\n");
#else
	(void)BIO_flush(out);
#endif

	if (!EC_KEY_generate_key(a)) goto err;
	
	if (EC_METHOD_get_field_type(EC_GROUP_method_of(group)) == NID_X9_62_prime_field) 
		{
		if (!EC_POINT_get_affine_coordinates_GFp(group,
			EC_KEY_get0_public_key(a), x_a, y_a, ctx)) goto err;
		}
	else
		{
		if (!EC_POINT_get_affine_coordinates_GF2m(group,
			EC_KEY_get0_public_key(a), x_a, y_a, ctx)) goto err;
		}
#ifdef NOISY
	BIO_puts(out,"  pri 1=");
	BN_print(out,a->priv_key);
	BIO_puts(out,"\n  pub 1=");
	BN_print(out,x_a);
	BIO_puts(out,",");
	BN_print(out,y_a);
	BIO_puts(out,"\n");
#else
	BIO_printf(out," .");
	(void)BIO_flush(out);
#endif

	if (!EC_KEY_generate_key(b)) goto err;

	if (EC_METHOD_get_field_type(EC_GROUP_method_of(group)) == NID_X9_62_prime_field) 
		{
		if (!EC_POINT_get_affine_coordinates_GFp(group, 
			EC_KEY_get0_public_key(b), x_b, y_b, ctx)) goto err;
		}
	else
		{
		if (!EC_POINT_get_affine_coordinates_GF2m(group, 
			EC_KEY_get0_public_key(b), x_b, y_b, ctx)) goto err;
		}

#ifdef NOISY
	BIO_puts(out,"  pri 2=");
	BN_print(out,b->priv_key);
	BIO_puts(out,"\n  pub 2=");
	BN_print(out,x_b);
	BIO_puts(out,",");
	BN_print(out,y_b);
	BIO_puts(out,"\n");
#else
	BIO_printf(out,".");
	(void)BIO_flush(out);
#endif

	alen=KDF1_SHA1_len;
	abuf=(unsigned char *)OPENSSL_malloc(alen);
	aout=ECDH_compute_key(abuf,alen,EC_KEY_get0_public_key(b),a,KDF1_SHA1);

#ifdef NOISY
	BIO_puts(out,"  key1 =");
	for (i=0; i<aout; i++)
		{
		TINYCLR_SSL_SPRINTF(buf,"%02X",abuf[i]);
		BIO_puts(out,buf);
		}
	BIO_puts(out,"\n");
#else
	BIO_printf(out,".");
	(void)BIO_flush(out);
#endif

	blen=KDF1_SHA1_len;
	bbuf=(unsigned char *)OPENSSL_malloc(blen);
	bout=ECDH_compute_key(bbuf,blen,EC_KEY_get0_public_key(a),b,KDF1_SHA1);

#ifdef NOISY
	BIO_puts(out,"  key2 =");
	for (i=0; i<bout; i++)
		{
		TINYCLR_SSL_SPRINTF(buf,"%02X",bbuf[i]);
		BIO_puts(out,buf);
		}
	BIO_puts(out,"\n");
#else
	BIO_printf(out,".");
	(void)BIO_flush(out);
#endif

	if ((aout < 4) || (bout != aout) || (TINYCLR_SSL_MEMCMP(abuf,bbuf,aout) != 0))
		{
#ifndef NOISY
		BIO_printf(out, " failed\n\n");
		BIO_printf(out, "key a:\n");
		BIO_printf(out, "private key: ");
		BN_print(out, EC_KEY_get0_private_key(a));
		BIO_printf(out, "\n");
		BIO_printf(out, "public key (x,y): ");
		BN_print(out, x_a);
		BIO_printf(out, ",");
		BN_print(out, y_a);
		BIO_printf(out, "\nkey b:\n");
		BIO_printf(out, "private key: ");
		BN_print(out, EC_KEY_get0_private_key(b));
		BIO_printf(out, "\n");
		BIO_printf(out, "public key (x,y): ");
		BN_print(out, x_b);
		BIO_printf(out, ",");
		BN_print(out, y_b);
		BIO_printf(out, "\n");
		BIO_printf(out, "generated key a: ");
		for (i=0; i<bout; i++)
			{
			TINYCLR_SSL_SPRINTF(buf, "%02X", bbuf[i]);
			BIO_puts(out, buf);
			}
		BIO_printf(out, "\n");
		BIO_printf(out, "generated key b: ");
		for (i=0; i<aout; i++)
			{
			TINYCLR_SSL_SPRINTF(buf, "%02X", abuf[i]);
			BIO_puts(out,buf);
			}
		BIO_printf(out, "\n");
#endif
		TINYCLR_SSL_FPRINTF(OPENSSL_TYPE__FILE_STDERR,"Error in ECDH routines\n");
		ret=0;
		}
	else
		{
#ifndef NOISY
		BIO_printf(out, " ok\n");
#endif
		ret=1;
		}
err:
	ERR_print_errors_fp(OPENSSL_TYPE__FILE_STDERR);

	if (abuf != NULL) OPENSSL_free(abuf);
	if (bbuf != NULL) OPENSSL_free(bbuf);
	if (x_a) BN_free(x_a);
	if (y_a) BN_free(y_a);
	if (x_b) BN_free(x_b);
	if (y_b) BN_free(y_b);
	if (b) EC_KEY_free(b);
	if (a) EC_KEY_free(a);
	return(ret);
	}
Example #23
0
int MAIN(int argc, char **argv)
	{
	ENGINE *e = NULL;
	int ret=1;
	RSA *rsa=NULL;
	int i,badops=0, sgckey=0;
	const EVP_CIPHER *enc=NULL;
	BIO *out=NULL;
	int informat,outformat,text=0,check=0,noout=0;
	int pubin = 0, pubout = 0;
	char *infile,*outfile,*prog;
	char *passargin = NULL, *passargout = NULL;
	char *passin = NULL, *passout = NULL;
#ifndef OPENSSL_NO_ENGINE
	char *engine=NULL;
#endif
	int modulus=0;

	int pvk_encr = 2;

	apps_startup();

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

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

	infile=NULL;
	outfile=NULL;
	informat=FORMAT_PEM;
	outformat=FORMAT_PEM;

	prog=argv[0];
	argc--;
	argv++;
	while (argc >= 1)
		{
		if 	(TINYCLR_SSL_STRCMP(*argv,"-inform") == 0)
			{
			if (--argc < 1) goto bad;
			informat=str2fmt(*(++argv));
			}
		else if (TINYCLR_SSL_STRCMP(*argv,"-outform") == 0)
			{
			if (--argc < 1) goto bad;
			outformat=str2fmt(*(++argv));
			}
		else if (TINYCLR_SSL_STRCMP(*argv,"-in") == 0)
			{
			if (--argc < 1) goto bad;
			infile= *(++argv);
			}
		else if (TINYCLR_SSL_STRCMP(*argv,"-out") == 0)
			{
			if (--argc < 1) goto bad;
			outfile= *(++argv);
			}
		else if (TINYCLR_SSL_STRCMP(*argv,"-passin") == 0)
			{
			if (--argc < 1) goto bad;
			passargin= *(++argv);
			}
		else if (TINYCLR_SSL_STRCMP(*argv,"-passout") == 0)
			{
			if (--argc < 1) goto bad;
			passargout= *(++argv);
			}
#ifndef OPENSSL_NO_ENGINE
		else if (TINYCLR_SSL_STRCMP(*argv,"-engine") == 0)
			{
			if (--argc < 1) goto bad;
			engine= *(++argv);
			}
#endif
		else if (TINYCLR_SSL_STRCMP(*argv,"-sgckey") == 0)
			sgckey=1;
		else if (TINYCLR_SSL_STRCMP(*argv,"-pubin") == 0)
			pubin=1;
		else if (TINYCLR_SSL_STRCMP(*argv,"-pubout") == 0)
			pubout=1;
		else if (TINYCLR_SSL_STRCMP(*argv,"-RSAPublicKey_in") == 0)
			pubin = 2;
		else if (TINYCLR_SSL_STRCMP(*argv,"-RSAPublicKey_out") == 0)
			pubout = 2;
		else if (TINYCLR_SSL_STRCMP(*argv,"-pvk-strong") == 0)
			pvk_encr=2;
		else if (TINYCLR_SSL_STRCMP(*argv,"-pvk-weak") == 0)
			pvk_encr=1;
		else if (TINYCLR_SSL_STRCMP(*argv,"-pvk-none") == 0)
			pvk_encr=0;
		else if (TINYCLR_SSL_STRCMP(*argv,"-noout") == 0)
			noout=1;
		else if (TINYCLR_SSL_STRCMP(*argv,"-text") == 0)
			text=1;
		else if (TINYCLR_SSL_STRCMP(*argv,"-modulus") == 0)
			modulus=1;
		else if (TINYCLR_SSL_STRCMP(*argv,"-check") == 0)
			check=1;
		else if ((enc=EVP_get_cipherbyname(&(argv[0][1]))) == NULL)
			{
			BIO_printf(bio_err,"unknown option %s\n",*argv);
			badops=1;
			break;
			}
		argc--;
		argv++;
		}

	if (badops)
		{
bad:
		BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog);
		BIO_printf(bio_err,"where options are\n");
		BIO_printf(bio_err," -inform arg     input format - one of DER NET PEM\n");
		BIO_printf(bio_err," -outform arg    output format - one of DER NET PEM\n");
		BIO_printf(bio_err," -in arg         input file\n");
		BIO_printf(bio_err," -sgckey         Use IIS SGC key format\n");
		BIO_printf(bio_err," -passin arg     input file pass phrase source\n");
		BIO_printf(bio_err," -out arg        output file\n");
		BIO_printf(bio_err," -passout arg    output file pass phrase source\n");
		BIO_printf(bio_err," -des            encrypt PEM output with cbc des\n");
		BIO_printf(bio_err," -des3           encrypt PEM output with ede cbc des using 168 bit key\n");
#ifndef OPENSSL_NO_IDEA
		BIO_printf(bio_err," -idea           encrypt PEM output with cbc idea\n");
#endif
#ifndef OPENSSL_NO_SEED
		BIO_printf(bio_err," -seed           encrypt PEM output with cbc 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," -text           print the key in text\n");
		BIO_printf(bio_err," -noout          don't print key out\n");
		BIO_printf(bio_err," -modulus        print the RSA key modulus\n");
		BIO_printf(bio_err," -check          verify key consistency\n");
		BIO_printf(bio_err," -pubin          expect a public key in input file\n");
		BIO_printf(bio_err," -pubout         output a public key\n");
#ifndef OPENSSL_NO_ENGINE
		BIO_printf(bio_err," -engine e       use engine e, possibly a hardware device.\n");
#endif
		goto end;
		}

	ERR_load_crypto_strings();

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

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

	if(check && pubin) {
		BIO_printf(bio_err, "Only private keys can be checked\n");
		goto end;
	}

	out=BIO_new(BIO_s_file());

	{
		EVP_PKEY	*pkey;

		if (pubin)
			{
			int tmpformat=-1;
			if (pubin == 2)
				{
				if (informat == FORMAT_PEM)
					tmpformat = FORMAT_PEMRSA;
				else if (informat == FORMAT_ASN1)
					tmpformat = FORMAT_ASN1RSA;
				}
			else if (informat == FORMAT_NETSCAPE && sgckey)
				tmpformat = FORMAT_IISSGC;
			else
				tmpformat = informat;
					
			pkey = load_pubkey(bio_err, infile, tmpformat, 1,
				passin, e, "Public Key");
			}
		else
			pkey = load_key(bio_err, infile,
				(informat == FORMAT_NETSCAPE && sgckey ?
					FORMAT_IISSGC : informat), 1,
				passin, e, "Private Key");

		if (pkey != NULL)
			rsa = EVP_PKEY_get1_RSA(pkey);
		EVP_PKEY_free(pkey);
	}

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

	if (outfile == NULL)
		{
		BIO_set_fp(out,OPENSSL_TYPE__FILE_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)
			{
			TINYCLR_SSL_PERROR(outfile);
			goto end;
			}
		}

	if (text) 
		if (!RSA_print(out,rsa,0))
			{
			TINYCLR_SSL_PERROR(outfile);
			ERR_print_errors(bio_err);
			goto end;
			}

	if (modulus)
		{
		BIO_printf(out,"Modulus=");
		BN_print(out,rsa->n);
		BIO_printf(out,"\n");
		}

	if (check)
		{
		int r = RSA_check_key(rsa);

		if (r == 1)
			BIO_printf(out,"RSA key ok\n");
		else if (r == 0)
			{
			unsigned long err;

			while ((err = ERR_peek_error()) != 0 &&
				ERR_GET_LIB(err) == ERR_LIB_RSA &&
				ERR_GET_FUNC(err) == RSA_F_RSA_CHECK_KEY &&
				ERR_GET_REASON(err) != ERR_R_MALLOC_FAILURE)
				{
				BIO_printf(out, "RSA key error: %s\n", ERR_reason_error_string(err));
				ERR_get_error(); /* remove e from error stack */
				}
			}
		
		if (r == -1 || ERR_peek_error() != 0) /* should happen only if r == -1 */
			{
			ERR_print_errors(bio_err);
			goto end;
			}
		}
		
	if (noout)
		{
		ret = 0;
		goto end;
		}
	BIO_printf(bio_err,"writing RSA key\n");
	if 	(outformat == FORMAT_ASN1) {
		if(pubout || pubin) 
			{
			if (pubout == 2)
				i=i2d_RSAPublicKey_bio(out,rsa);
			else
				i=i2d_RSA_PUBKEY_bio(out,rsa);
			}
		else i=i2d_RSAPrivateKey_bio(out,rsa);
	}
#ifndef OPENSSL_NO_RC4
	else if (outformat == FORMAT_NETSCAPE)
		{
		unsigned char *p,*pp;
		int size;

		i=1;
		size=i2d_RSA_NET(rsa,NULL,NULL, sgckey);
		if ((p=(unsigned char *)OPENSSL_malloc(size)) == NULL)
			{
			BIO_printf(bio_err,"Memory allocation failure\n");
			goto end;
			}
		pp=p;
		i2d_RSA_NET(rsa,&p,NULL, sgckey);
		BIO_write(out,(char *)pp,size);
		OPENSSL_free(pp);
		}
#endif
	else if (outformat == FORMAT_PEM) {
		if(pubout || pubin)
			{
			if (pubout == 2)
		    		i=PEM_write_bio_RSAPublicKey(out,rsa);
			else
		    		i=PEM_write_bio_RSA_PUBKEY(out,rsa);
			}
		else i=PEM_write_bio_RSAPrivateKey(out,rsa,
						enc,NULL,0,NULL,passout);
#if !defined(OPENSSL_NO_DSA) && !defined(OPENSSL_NO_RC4)
	} else if (outformat == FORMAT_MSBLOB || outformat == FORMAT_PVK) {
		EVP_PKEY *pk;
		pk = EVP_PKEY_new();
		EVP_PKEY_set1_RSA(pk, rsa);
		if (outformat == FORMAT_PVK)
			i = i2b_PVK_bio(out, pk, pvk_encr, 0, passout);
		else if (pubin || pubout)
			i = i2b_PublicKey_bio(out, pk);
		else
			i = i2b_PrivateKey_bio(out, pk);
		EVP_PKEY_free(pk);
#endif
	} else	{
		BIO_printf(bio_err,"bad output format specified for outfile\n");
		goto end;
		}
	if (i <= 0)
		{
		BIO_printf(bio_err,"unable to write key\n");
		ERR_print_errors(bio_err);
		}
	else
		ret=0;
end:
	if(out != NULL) BIO_free_all(out);
	if(rsa != NULL) RSA_free(rsa);
	if(passin) OPENSSL_free(passin);
	if(passout) OPENSSL_free(passout);
	apps_shutdown();
	OPENSSL_EXIT(ret);
	}
Example #24
0
int
prime_main(int argc, char **argv)
{
	BIGNUM *bn = NULL;
	char *prime = NULL;
	BIO *bio_out;
	char *s;
	int ret = 1;

	memset(&prime_config, 0, sizeof(prime_config));

	/* Default iterations for Miller-Rabin probabilistic primality test. */
	prime_config.checks = 20;

	if (options_parse(argc, argv, prime_options, &prime, NULL) != 0) {
		prime_usage();
		return (1);
	}

	if (prime == NULL && prime_config.generate == 0) {
		BIO_printf(bio_err, "No prime specified.\n");
		prime_usage();
		return (1);
	}

	if ((bio_out = BIO_new(BIO_s_file())) == NULL) {
		ERR_print_errors(bio_err);
		return (1);
	}
	BIO_set_fp(bio_out, stdout, BIO_NOCLOSE);

	if (prime_config.generate != 0) {
		if (prime_config.bits == 0) {
			BIO_printf(bio_err, "Specify the number of bits.\n");
			goto end;
		}
		bn = BN_new();
		if (!bn) {
			BIO_printf(bio_err, "Out of memory.\n");
			goto end;
		}
		if (!BN_generate_prime_ex(bn, prime_config.bits,
		    prime_config.safe, NULL, NULL, NULL)) {
			BIO_printf(bio_err, "Prime generation error.\n");
			goto end;
		}
		s = prime_config.hex ? BN_bn2hex(bn) : BN_bn2dec(bn);
		if (s == NULL) {
			BIO_printf(bio_err, "Out of memory.\n");
			goto end;
		}
		BIO_printf(bio_out, "%s\n", s);
		free(s);
	} else {
		if (prime_config.hex) {
			if (!BN_hex2bn(&bn, prime)) {
				BIO_printf(bio_err, "%s is an invalid hex "
				    "value.\n", prime);
				goto end;
			}
		} else {
			if (!BN_dec2bn(&bn, prime)) {
				BIO_printf(bio_err, "%s is an invalid decimal "
				    "value.\n", prime);
				goto end;
			}
		}

		BN_print(bio_out, bn);
		BIO_printf(bio_out, " is %sprime\n",
		    BN_is_prime_ex(bn, prime_config.checks,
			NULL, NULL) ? "" : "not ");
	}

	ret = 0;

end:
	BN_free(bn);
	BIO_free_all(bio_out);

	return (ret);
}
Example #25
0
int MAIN(int argc, char **argv)
    {
    int hex=0;
    int checks=20;
    int generate=0;
    int bits=0;
    int safe=0;
    BIGNUM *bn=NULL;
    BIO *bio_out;

    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);

    --argc;
    ++argv;
    while (argc >= 1 && **argv == '-')
	{
	if(!strcmp(*argv,"-hex"))
	    hex=1;
	else if(!strcmp(*argv,"-generate"))
	    generate=1;
	else if(!strcmp(*argv,"-bits"))
	    if(--argc < 1)
		goto bad;
	    else
		bits=atoi(*++argv);
	else if(!strcmp(*argv,"-safe"))
	    safe=1;
	else if(!strcmp(*argv,"-checks"))
	    if(--argc < 1)
		goto bad;
	    else
		checks=atoi(*++argv);
	else
	    {
	    BIO_printf(bio_err,"Unknown option '%s'\n",*argv);
	    goto bad;
	    }
	--argc;
	++argv;
	}

    if (argv[0] == NULL && !generate)
	{
	BIO_printf(bio_err,"No prime specified\n");
	goto bad;
	}

    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
	}

    if(generate)
	{
	char *s;

	if(!bits)
	    {
	    BIO_printf(bio_err,"Specifiy the number of bits.\n");
	    return 1;
	    }
	bn=BN_new();
	BN_generate_prime_ex(bn,bits,safe,NULL,NULL,NULL);
	s=hex ? BN_bn2hex(bn) : BN_bn2dec(bn);
	BIO_printf(bio_out,"%s\n",s);
	OPENSSL_free(s);
	}
    else
	{
	if(hex)
	    BN_hex2bn(&bn,argv[0]);
	else
	    BN_dec2bn(&bn,argv[0]);

	BN_print(bio_out,bn);
	BIO_printf(bio_out," is %sprime\n",
		   BN_is_prime_ex(bn,checks,NULL,NULL) ? "" : "not ");
	}

    BN_free(bn);
    BIO_free_all(bio_out);

    return 0;

    bad:
    BIO_printf(bio_err,"options are\n");
    BIO_printf(bio_err,"%-14s hex\n","-hex");
    BIO_printf(bio_err,"%-14s number of checks\n","-checks <n>");
    return 1;
    }
Example #26
0
int main(int argc, char *argv[])
{
    BN_GENCB _cb;
    DH *a;
    DH *b = NULL;
    char buf[12];
    unsigned char *abuf = NULL, *bbuf = NULL;
    int i, alen, blen, aout, bout, ret = 1;
    BIO *out;

    CRYPTO_malloc_debug_init();
    CRYPTO_dbg_set_options(V_CRYPTO_MDEBUG_ALL);
    CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);

# ifdef OPENSSL_SYS_WIN32
    CRYPTO_malloc_init();
# endif

    RAND_seed(rnd_seed, sizeof rnd_seed);

    out = BIO_new(BIO_s_file());
    if (out == NULL)
        EXIT(1);
    BIO_set_fp(out, stdout, BIO_NOCLOSE);

    BN_GENCB_set(&_cb, &cb, out);
    if (((a = DH_new()) == NULL) || !DH_generate_parameters_ex(a, 64,
                                                               DH_GENERATOR_5,
                                                               &_cb))
        goto err;

    if (!DH_check(a, &i))
        goto err;
    if (i & DH_CHECK_P_NOT_PRIME)
        BIO_puts(out, "p value is not prime\n");
    if (i & DH_CHECK_P_NOT_SAFE_PRIME)
        BIO_puts(out, "p value is not a safe prime\n");
    if (i & DH_UNABLE_TO_CHECK_GENERATOR)
        BIO_puts(out, "unable to check the generator value\n");
    if (i & DH_NOT_SUITABLE_GENERATOR)
        BIO_puts(out, "the g value is not a generator\n");

    BIO_puts(out, "\np    =");
    BN_print(out, a->p);
    BIO_puts(out, "\ng    =");
    BN_print(out, a->g);
    BIO_puts(out, "\n");

    b = DH_new();
    if (b == NULL)
        goto err;

    b->p = BN_dup(a->p);
    b->g = BN_dup(a->g);
    if ((b->p == NULL) || (b->g == NULL))
        goto err;

    /* Set a to run with normal modexp and b to use constant time */
    a->flags &= ~DH_FLAG_NO_EXP_CONSTTIME;
    b->flags |= DH_FLAG_NO_EXP_CONSTTIME;

    if (!DH_generate_key(a))
        goto err;
    BIO_puts(out, "pri 1=");
    BN_print(out, a->priv_key);
    BIO_puts(out, "\npub 1=");
    BN_print(out, a->pub_key);
    BIO_puts(out, "\n");

    if (!DH_generate_key(b))
        goto err;
    BIO_puts(out, "pri 2=");
    BN_print(out, b->priv_key);
    BIO_puts(out, "\npub 2=");
    BN_print(out, b->pub_key);
    BIO_puts(out, "\n");

    alen = DH_size(a);
    abuf = (unsigned char *)OPENSSL_malloc(alen);
    aout = DH_compute_key(abuf, b->pub_key, a);

    BIO_puts(out, "key1 =");
    for (i = 0; i < aout; i++) {
        snprintf(buf, sizeof(buf), "%02X",abuf[i]);
        BIO_puts(out, buf);
    }
    BIO_puts(out, "\n");

    blen = DH_size(b);
    bbuf = (unsigned char *)OPENSSL_malloc(blen);
    bout = DH_compute_key(bbuf, a->pub_key, b);

    BIO_puts(out, "key2 =");
    for (i = 0; i < bout; i++) {
        snprintf(buf, sizeof(buf), "%02X",bbuf[i]);
        BIO_puts(out, buf);
    }
    BIO_puts(out, "\n");
    if ((aout < 4) || (bout != aout) || (memcmp(abuf, bbuf, aout) != 0)) {
        fprintf(stderr, "Error in DH routines\n");
        ret = 1;
    } else
        ret = 0;
 err:
    ERR_print_errors_fp(stderr);

    if (abuf != NULL)
        OPENSSL_free(abuf);
    if (bbuf != NULL)
        OPENSSL_free(bbuf);
    if (b != NULL)
        DH_free(b);
    if (a != NULL)
        DH_free(a);
    BIO_free(out);
# ifdef OPENSSL_SYS_NETWARE
    if (ret)
        printf("ERROR: %d\n", ret);
# endif
    EXIT(ret);
    return (ret);
}
Example #27
0
int
rsa_main(int argc, char **argv)
{
	int ret = 1;
	RSA *rsa = NULL;
	int i;
	BIO *out = NULL;
	char *passin = NULL, *passout = NULL;

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

	memset(&rsa_config, 0, sizeof(rsa_config));
	rsa_config.pvk_encr = 2;
	rsa_config.informat = FORMAT_PEM;
	rsa_config.outformat = FORMAT_PEM;

	if (options_parse(argc, argv, rsa_options, NULL, NULL) != 0) {
		rsa_usage();
		goto end;
	}

	if (!app_passwd(bio_err, rsa_config.passargin, rsa_config.passargout,
	    &passin, &passout)) {
		BIO_printf(bio_err, "Error getting passwords\n");
		goto end;
	}
	if (rsa_config.check && rsa_config.pubin) {
		BIO_printf(bio_err, "Only private keys can be checked\n");
		goto end;
	}
	out = BIO_new(BIO_s_file());

	{
		EVP_PKEY *pkey;

		if (rsa_config.pubin) {
			int tmpformat = -1;
			if (rsa_config.pubin == 2) {
				if (rsa_config.informat == FORMAT_PEM)
					tmpformat = FORMAT_PEMRSA;
				else if (rsa_config.informat == FORMAT_ASN1)
					tmpformat = FORMAT_ASN1RSA;
			} else if (rsa_config.informat == FORMAT_NETSCAPE &&
			    rsa_config.sgckey)
				tmpformat = FORMAT_IISSGC;
			else
				tmpformat = rsa_config.informat;

			pkey = load_pubkey(bio_err, rsa_config.infile,
			    tmpformat, 1, passin, "Public Key");
		} else
			pkey = load_key(bio_err, rsa_config.infile,
			    (rsa_config.informat == FORMAT_NETSCAPE &&
			    rsa_config.sgckey ? FORMAT_IISSGC :
			    rsa_config.informat), 1, passin, "Private Key");

		if (pkey != NULL)
			rsa = EVP_PKEY_get1_RSA(pkey);
		EVP_PKEY_free(pkey);
	}

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

	if (rsa_config.text)
		if (!RSA_print(out, rsa, 0)) {
			perror(rsa_config.outfile);
			ERR_print_errors(bio_err);
			goto end;
		}
	if (rsa_config.modulus) {
		BIO_printf(out, "Modulus=");
		BN_print(out, rsa->n);
		BIO_printf(out, "\n");
	}
	if (rsa_config.check) {
		int r = RSA_check_key(rsa);

		if (r == 1)
			BIO_printf(out, "RSA key ok\n");
		else if (r == 0) {
			unsigned long err;

			while ((err = ERR_peek_error()) != 0 &&
			    ERR_GET_LIB(err) == ERR_LIB_RSA &&
			    ERR_GET_FUNC(err) == RSA_F_RSA_CHECK_KEY &&
			    ERR_GET_REASON(err) != ERR_R_MALLOC_FAILURE) {
				BIO_printf(out, "RSA key error: %s\n",
				    ERR_reason_error_string(err));
				ERR_get_error();	/* remove e from error
							 * stack */
			}
		}
		if (r == -1 || ERR_peek_error() != 0) {	/* should happen only if
							 * r == -1 */
			ERR_print_errors(bio_err);
			goto end;
		}
	}
	if (rsa_config.noout) {
		ret = 0;
		goto end;
	}
	BIO_printf(bio_err, "writing RSA key\n");
	if (rsa_config.outformat == FORMAT_ASN1) {
		if (rsa_config.pubout || rsa_config.pubin) {
			if (rsa_config.pubout == 2)
				i = i2d_RSAPublicKey_bio(out, rsa);
			else
				i = i2d_RSA_PUBKEY_bio(out, rsa);
		} else
			i = i2d_RSAPrivateKey_bio(out, rsa);
	}
#ifndef OPENSSL_NO_RC4
	else if (rsa_config.outformat == FORMAT_NETSCAPE) {
		unsigned char *p, *pp;
		int size;

		i = 1;
		size = i2d_RSA_NET(rsa, NULL, NULL, rsa_config.sgckey);
		if ((p = malloc(size)) == NULL) {
			BIO_printf(bio_err, "Memory allocation failure\n");
			goto end;
		}
		pp = p;
		i2d_RSA_NET(rsa, &p, NULL, rsa_config.sgckey);
		BIO_write(out, (char *) pp, size);
		free(pp);
	}
#endif
	else if (rsa_config.outformat == FORMAT_PEM) {
		if (rsa_config.pubout || rsa_config.pubin) {
			if (rsa_config.pubout == 2)
				i = PEM_write_bio_RSAPublicKey(out, rsa);
			else
				i = PEM_write_bio_RSA_PUBKEY(out, rsa);
		} else
			i = PEM_write_bio_RSAPrivateKey(out, rsa,
			    rsa_config.enc, NULL, 0, NULL, passout);
#if !defined(OPENSSL_NO_DSA) && !defined(OPENSSL_NO_RC4)
	} else if (rsa_config.outformat == FORMAT_MSBLOB ||
	    rsa_config.outformat == FORMAT_PVK) {
		EVP_PKEY *pk;
		pk = EVP_PKEY_new();
		EVP_PKEY_set1_RSA(pk, rsa);
		if (rsa_config.outformat == FORMAT_PVK)
			i = i2b_PVK_bio(out, pk, rsa_config.pvk_encr, 0,
			    passout);
		else if (rsa_config.pubin || rsa_config.pubout)
			i = i2b_PublicKey_bio(out, pk);
		else
			i = i2b_PrivateKey_bio(out, pk);
		EVP_PKEY_free(pk);
#endif
	} else {
		BIO_printf(bio_err,
		    "bad output format specified for outfile\n");
		goto end;
	}
	if (i <= 0) {
		BIO_printf(bio_err, "unable to write key\n");
		ERR_print_errors(bio_err);
	} else
		ret = 0;

end:
	BIO_free_all(out);
	RSA_free(rsa);
	free(passin);
	free(passout);

	return (ret);
}