8b8096d082
of all fips test utilities in a single binary and some minimal script parsing for platforms lacking a suitable shell. In order to keep changes to the build system to a minimum it #includes all the utilities C source files (yuck).
376 lines
8.2 KiB
C
376 lines
8.2 KiB
C
/* fips_rsavtest.c */
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/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
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* project 2005.
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*/
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/* ====================================================================
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* Copyright (c) 2005 The OpenSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* licensing@OpenSSL.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*
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* This product includes cryptographic software written by Eric Young
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* (eay@cryptsoft.com). This product includes software written by Tim
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* Hudson (tjh@cryptsoft.com).
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*
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*/
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#define OPENSSL_FIPSAPI
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#include <stdio.h>
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#include <ctype.h>
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#include <string.h>
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#include <openssl/bio.h>
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#include <openssl/evp.h>
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#include <openssl/hmac.h>
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#include <openssl/err.h>
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#include <openssl/bn.h>
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#ifndef OPENSSL_FIPS
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int main(int argc, char *argv[])
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{
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printf("No FIPS RSA support\n");
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return(0);
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}
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#else
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#include <openssl/rsa.h>
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#include <openssl/fips.h>
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#include "fips_utl.h"
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int rsa_vtest(FILE *out, FILE *in, int saltlen);
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static int rsa_printver(FILE *out,
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BIGNUM *n, BIGNUM *e,
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const EVP_MD *dgst,
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unsigned char *Msg, long Msglen,
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unsigned char *S, long Slen, int Saltlen);
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#ifdef FIPS_ALGVS
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int fips_rsavtest_main(int argc, char **argv)
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#else
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int main(int argc, char **argv)
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#endif
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{
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FILE *in = NULL, *out = NULL;
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int ret = 1;
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int Saltlen = -1;
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fips_algtest_init();
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if ((argc > 2) && !strcmp("-saltlen", argv[1]))
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{
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Saltlen = atoi(argv[2]);
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if (Saltlen < 0)
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{
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fprintf(stderr, "FATAL: Invalid salt length\n");
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goto end;
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}
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argc -= 2;
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argv += 2;
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}
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else if ((argc > 1) && !strcmp("-x931", argv[1]))
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{
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Saltlen = -2;
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argc--;
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argv++;
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}
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if (argc == 1)
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in = stdin;
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else
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in = fopen(argv[1], "r");
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if (argc < 2)
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out = stdout;
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else
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out = fopen(argv[2], "w");
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if (!in)
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{
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fprintf(stderr, "FATAL input initialization error\n");
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goto end;
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}
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if (!out)
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{
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fprintf(stderr, "FATAL output initialization error\n");
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goto end;
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}
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if (!rsa_vtest(out, in, Saltlen))
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{
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fprintf(stderr, "FATAL RSAVTEST file processing error\n");
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goto end;
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}
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else
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ret = 0;
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end:
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if (in && (in != stdin))
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fclose(in);
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if (out && (out != stdout))
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fclose(out);
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return ret;
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}
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#define RSA_TEST_MAXLINELEN 10240
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int rsa_vtest(FILE *out, FILE *in, int Saltlen)
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{
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char *linebuf, *olinebuf, *p, *q;
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char *keyword, *value;
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const EVP_MD *dgst = NULL;
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BIGNUM *n = NULL, *e = NULL;
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unsigned char *Msg = NULL, *S = NULL;
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long Msglen, Slen;
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int ret = 0;
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int lnum = 0;
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olinebuf = OPENSSL_malloc(RSA_TEST_MAXLINELEN);
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linebuf = OPENSSL_malloc(RSA_TEST_MAXLINELEN);
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if (!linebuf || !olinebuf)
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goto error;
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while (fgets(olinebuf, RSA_TEST_MAXLINELEN, in))
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{
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lnum++;
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strcpy(linebuf, olinebuf);
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keyword = linebuf;
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/* Skip leading space */
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while (isspace((unsigned char)*keyword))
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keyword++;
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/* Look for = sign */
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p = strchr(linebuf, '=');
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/* If no = or starts with [ (for [foo = bar] line) just copy */
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if (!p || *keyword=='[')
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{
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if (fputs(olinebuf, out) < 0)
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goto error;
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continue;
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}
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q = p - 1;
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/* Remove trailing space */
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while (isspace((unsigned char)*q))
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*q-- = 0;
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*p = 0;
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value = p + 1;
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/* Remove leading space from value */
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while (isspace((unsigned char)*value))
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value++;
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/* Remove trailing space from value */
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p = value + strlen(value) - 1;
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while (*p == '\n' || isspace((unsigned char)*p))
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*p-- = 0;
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if (!strcmp(keyword, "n"))
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{
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if (!do_hex2bn(&n,value))
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goto parse_error;
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}
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else if (!strcmp(keyword, "e"))
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{
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if (!do_hex2bn(&e,value))
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goto parse_error;
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}
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else if (!strcmp(keyword, "SHAAlg"))
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{
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if (!strcmp(value, "SHA1"))
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dgst = EVP_sha1();
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else if (!strcmp(value, "SHA224"))
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dgst = EVP_sha224();
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else if (!strcmp(value, "SHA256"))
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dgst = EVP_sha256();
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else if (!strcmp(value, "SHA384"))
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dgst = EVP_sha384();
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else if (!strcmp(value, "SHA512"))
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dgst = EVP_sha512();
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else
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{
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fprintf(stderr,
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"FATAL: unsupported algorithm \"%s\"\n",
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value);
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goto parse_error;
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}
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}
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else if (!strcmp(keyword, "Msg"))
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{
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if (Msg)
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goto parse_error;
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if (strlen(value) & 1)
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*(--value) = '0';
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Msg = hex2bin_m(value, &Msglen);
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if (!Msg)
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goto parse_error;
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}
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else if (!strcmp(keyword, "S"))
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{
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if (S)
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goto parse_error;
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if (strlen(value) & 1)
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*(--value) = '0';
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S = hex2bin_m(value, &Slen);
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if (!S)
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goto parse_error;
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}
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else if (!strcmp(keyword, "Result"))
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continue;
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else
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goto parse_error;
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fputs(olinebuf, out);
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if (n && e && Msg && S && dgst)
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{
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if (!rsa_printver(out, n, e, dgst,
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Msg, Msglen, S, Slen, Saltlen))
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goto error;
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OPENSSL_free(Msg);
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Msg = NULL;
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OPENSSL_free(S);
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S = NULL;
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}
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}
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ret = 1;
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error:
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if (olinebuf)
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OPENSSL_free(olinebuf);
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if (linebuf)
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OPENSSL_free(linebuf);
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if (n)
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BN_free(n);
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if (e)
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BN_free(e);
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return ret;
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parse_error:
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fprintf(stderr, "FATAL parse error processing line %d\n", lnum);
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goto error;
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}
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static int rsa_printver(FILE *out,
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BIGNUM *n, BIGNUM *e,
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const EVP_MD *dgst,
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unsigned char *Msg, long Msglen,
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unsigned char *S, long Slen, int Saltlen)
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{
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int ret = 0, r, pad_mode;
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/* Setup RSA and EVP_PKEY structures */
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RSA *rsa_pubkey = NULL;
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EVP_MD_CTX ctx;
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unsigned char *buf = NULL;
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rsa_pubkey = FIPS_rsa_new();
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if (!rsa_pubkey)
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goto error;
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rsa_pubkey->n = BN_dup(n);
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rsa_pubkey->e = BN_dup(e);
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if (!rsa_pubkey->n || !rsa_pubkey->e)
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goto error;
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FIPS_md_ctx_init(&ctx);
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if (Saltlen >= 0)
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pad_mode = RSA_PKCS1_PSS_PADDING;
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else if (Saltlen == -2)
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pad_mode = RSA_X931_PADDING;
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else
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pad_mode = RSA_PKCS1_PADDING;
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if (!FIPS_digestinit(&ctx, dgst))
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goto error;
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if (!FIPS_digestupdate(&ctx, Msg, Msglen))
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goto error;
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no_err = 1;
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r = FIPS_rsa_verify_ctx(rsa_pubkey, &ctx,
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pad_mode, Saltlen, NULL, S, Slen);
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no_err = 0;
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FIPS_md_ctx_cleanup(&ctx);
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if (r < 0)
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goto error;
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if (r == 0)
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fputs("Result = F" RESP_EOL, out);
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else
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fputs("Result = P" RESP_EOL, out);
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ret = 1;
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error:
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if (rsa_pubkey)
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FIPS_rsa_free(rsa_pubkey);
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if (buf)
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OPENSSL_free(buf);
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return ret;
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}
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#endif
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