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| Current File : //usr/src/crypto/openssl/fips/rsa/fips_rsavtest.c |
/* fips_rsavtest.c */
/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
* project 2005.
*/
/* ====================================================================
* Copyright (c) 2005 The OpenSSL Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. All advertising materials mentioning features or use of this
* software must display the following acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
*
* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* licensing@OpenSSL.org.
*
* 5. Products derived from this software may not be called "OpenSSL"
* nor may "OpenSSL" appear in their names without prior written
* permission of the OpenSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
* ====================================================================
*
* This product includes cryptographic software written by Eric Young
* (eay@cryptsoft.com). This product includes software written by Tim
* Hudson (tjh@cryptsoft.com).
*
*/
#include <stdio.h>
#include <ctype.h>
#include <string.h>
#include <openssl/bio.h>
#include <openssl/evp.h>
#include <openssl/hmac.h>
#include <openssl/err.h>
#include <openssl/x509v3.h>
#include <openssl/bn.h>
#ifndef OPENSSL_FIPS
int main(int argc, char *argv[])
{
printf("No FIPS RSA support\n");
return(0);
}
#else
#include <openssl/rsa.h>
#include "fips_utl.h"
int rsa_test(FILE *out, FILE *in, int saltlen);
static int rsa_printver(FILE *out,
BIGNUM *n, BIGNUM *e,
const EVP_MD *dgst,
unsigned char *Msg, long Msglen,
unsigned char *S, long Slen, int Saltlen);
int main(int argc, char **argv)
{
FILE *in = NULL, *out = NULL;
int ret = 1;
int Saltlen = -1;
if(!FIPS_mode_set(1))
{
do_print_errors();
goto end;
}
if ((argc > 2) && !strcmp("-saltlen", argv[1]))
{
Saltlen = atoi(argv[2]);
if (Saltlen < 0)
{
fprintf(stderr, "FATAL: Invalid salt length\n");
goto end;
}
argc -= 2;
argv += 2;
}
else if ((argc > 1) && !strcmp("-x931", argv[1]))
{
Saltlen = -2;
argc--;
argv++;
}
if (argc == 1)
in = stdin;
else
in = fopen(argv[1], "r");
if (argc < 2)
out = stdout;
else
out = fopen(argv[2], "w");
if (!in)
{
fprintf(stderr, "FATAL input initialization error\n");
goto end;
}
if (!out)
{
fprintf(stderr, "FATAL output initialization error\n");
goto end;
}
if (!rsa_test(out, in, Saltlen))
{
fprintf(stderr, "FATAL RSAVTEST file processing error\n");
goto end;
}
else
ret = 0;
end:
if (ret)
do_print_errors();
if (in && (in != stdin))
fclose(in);
if (out && (out != stdout))
fclose(out);
return ret;
}
#define RSA_TEST_MAXLINELEN 10240
int rsa_test(FILE *out, FILE *in, int Saltlen)
{
char *linebuf, *olinebuf, *p, *q;
char *keyword, *value;
const EVP_MD *dgst = NULL;
BIGNUM *n = NULL, *e = NULL;
unsigned char *Msg = NULL, *S = NULL;
long Msglen, Slen;
int ret = 0;
int lnum = 0;
olinebuf = OPENSSL_malloc(RSA_TEST_MAXLINELEN);
linebuf = OPENSSL_malloc(RSA_TEST_MAXLINELEN);
if (!linebuf || !olinebuf)
goto error;
while (fgets(olinebuf, RSA_TEST_MAXLINELEN, in))
{
lnum++;
strcpy(linebuf, olinebuf);
keyword = linebuf;
/* Skip leading space */
while (isspace((unsigned char)*keyword))
keyword++;
/* Look for = sign */
p = strchr(linebuf, '=');
/* If no = or starts with [ (for [foo = bar] line) just copy */
if (!p || *keyword=='[')
{
if (fputs(olinebuf, out) < 0)
goto error;
continue;
}
q = p - 1;
/* Remove trailing space */
while (isspace((unsigned char)*q))
*q-- = 0;
*p = 0;
value = p + 1;
/* Remove leading space from value */
while (isspace((unsigned char)*value))
value++;
/* Remove trailing space from value */
p = value + strlen(value) - 1;
while (*p == '\n' || isspace((unsigned char)*p))
*p-- = 0;
if (!strcmp(keyword, "n"))
{
if (!do_hex2bn(&n,value))
goto parse_error;
}
else if (!strcmp(keyword, "e"))
{
if (!do_hex2bn(&e,value))
goto parse_error;
}
else if (!strcmp(keyword, "SHAAlg"))
{
if (!strcmp(value, "SHA1"))
dgst = EVP_sha1();
else if (!strcmp(value, "SHA224"))
dgst = EVP_sha224();
else if (!strcmp(value, "SHA256"))
dgst = EVP_sha256();
else if (!strcmp(value, "SHA384"))
dgst = EVP_sha384();
else if (!strcmp(value, "SHA512"))
dgst = EVP_sha512();
else
{
fprintf(stderr,
"FATAL: unsupported algorithm \"%s\"\n",
value);
goto parse_error;
}
}
else if (!strcmp(keyword, "Msg"))
{
if (Msg)
goto parse_error;
if (strlen(value) & 1)
*(--value) = '0';
Msg = hex2bin_m(value, &Msglen);
if (!Msg)
goto parse_error;
}
else if (!strcmp(keyword, "S"))
{
if (S)
goto parse_error;
if (strlen(value) & 1)
*(--value) = '0';
S = hex2bin_m(value, &Slen);
if (!S)
goto parse_error;
}
else if (!strcmp(keyword, "Result"))
continue;
else
goto parse_error;
fputs(olinebuf, out);
if (n && e && Msg && S && dgst)
{
if (!rsa_printver(out, n, e, dgst,
Msg, Msglen, S, Slen, Saltlen))
goto error;
OPENSSL_free(Msg);
Msg = NULL;
OPENSSL_free(S);
S = NULL;
}
}
ret = 1;
error:
if (olinebuf)
OPENSSL_free(olinebuf);
if (linebuf)
OPENSSL_free(linebuf);
if (n)
BN_free(n);
if (e)
BN_free(e);
return ret;
parse_error:
fprintf(stderr, "FATAL parse error processing line %d\n", lnum);
goto error;
}
static int rsa_printver(FILE *out,
BIGNUM *n, BIGNUM *e,
const EVP_MD *dgst,
unsigned char *Msg, long Msglen,
unsigned char *S, long Slen, int Saltlen)
{
int ret = 0, r;
/* Setup RSA and EVP_PKEY structures */
RSA *rsa_pubkey = NULL;
EVP_PKEY pk;
EVP_MD_CTX ctx;
unsigned char *buf = NULL;
rsa_pubkey = FIPS_rsa_new();
if (!rsa_pubkey)
goto error;
rsa_pubkey->n = BN_dup(n);
rsa_pubkey->e = BN_dup(e);
if (!rsa_pubkey->n || !rsa_pubkey->e)
goto error;
pk.type = EVP_PKEY_RSA;
pk.pkey.rsa = rsa_pubkey;
EVP_MD_CTX_init(&ctx);
if (Saltlen >= 0)
{
M_EVP_MD_CTX_set_flags(&ctx,
EVP_MD_CTX_FLAG_PAD_PSS | (Saltlen << 16));
}
else if (Saltlen == -2)
M_EVP_MD_CTX_set_flags(&ctx, EVP_MD_CTX_FLAG_PAD_X931);
if (!EVP_VerifyInit_ex(&ctx, dgst, NULL))
goto error;
if (!EVP_VerifyUpdate(&ctx, Msg, Msglen))
goto error;
r = EVP_VerifyFinal(&ctx, S, Slen, &pk);
EVP_MD_CTX_cleanup(&ctx);
if (r < 0)
goto error;
ERR_clear_error();
if (r == 0)
fputs("Result = F\n", out);
else
fputs("Result = P\n", out);
ret = 1;
error:
if (rsa_pubkey)
FIPS_rsa_free(rsa_pubkey);
if (buf)
OPENSSL_free(buf);
return ret;
}
#endif