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fips_shatest.c

/* fips_shatest.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/err.h>
#include <openssl/bn.h>
#include <openssl/x509v3.h>

#ifndef OPENSSL_FIPS

int main(int argc, char *argv[])
{
    printf("No FIPS SHAXXX support\n");
    return(0);
}

#else

#include "fips_utl.h"

static int dgst_test(FILE *out, FILE *in);
static int print_dgst(const EVP_MD *md, FILE *out,
            unsigned char *Msg, int Msglen);
static int print_monte(const EVP_MD *md, FILE *out,
            unsigned char *Seed, int SeedLen);

int main(int argc, char **argv)
      {
      FILE *in = NULL, *out = NULL;

      int ret = 1;

      if(!FIPS_mode_set(1))
            {
            do_print_errors();
            goto end;
            }

      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 (!dgst_test(out, in))
            {
            fprintf(stderr, "FATAL digest 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 SHA_TEST_MAX_BITS     102400
#define SHA_TEST_MAXLINELEN   (((SHA_TEST_MAX_BITS >> 3) * 2) + 100)

int dgst_test(FILE *out, FILE *in)
      {
      const EVP_MD *md = NULL;
      char *linebuf, *olinebuf, *p, *q;
      char *keyword, *value;
      unsigned char *Msg = NULL, *Seed = NULL;
      long MsgLen = -1, Len = -1, SeedLen = -1;
      int ret = 0;
      int lnum = 0;

      olinebuf = OPENSSL_malloc(SHA_TEST_MAXLINELEN);
      linebuf = OPENSSL_malloc(SHA_TEST_MAXLINELEN);

      if (!linebuf || !olinebuf)
            goto error;


      while (fgets(olinebuf, SHA_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 [L=20] line) just copy */
            if (!p)
                  {
                  fputs(olinebuf, out);
                  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,"[L") && *p==']')
                  {
                  switch (atoi(value))
                        {
                        case 20: md=EVP_sha1();   break;
                        case 28: md=EVP_sha224(); break;
                        case 32: md=EVP_sha256(); break;
                        case 48: md=EVP_sha384(); break;
                        case 64: md=EVP_sha512(); break;
                        default: goto parse_error;
                        }
                  }
            else if (!strcmp(keyword, "Len"))
                  {
                  if (Len != -1)
                        goto parse_error;
                  Len = atoi(value);
                  if (Len < 0)
                        goto parse_error;
                  /* Only handle multiples of 8 bits */
                  if (Len & 0x7)
                        goto parse_error;
                  if (Len > SHA_TEST_MAX_BITS)
                        goto parse_error;
                  MsgLen = Len >> 3;
                  }

            else if (!strcmp(keyword, "Msg"))
                  {
                  long tmplen;
                  if (strlen(value) & 1)
                        *(--value) = '0';
                  if (Msg)
                        goto parse_error;
                  Msg = hex2bin_m(value, &tmplen);
                  if (!Msg)
                        goto parse_error;
                  }
            else if (!strcmp(keyword, "Seed"))
                  {
                  if (strlen(value) & 1)
                        *(--value) = '0';
                  if (Seed)
                        goto parse_error;
                  Seed = hex2bin_m(value, &SeedLen);
                  if (!Seed)
                        goto parse_error;
                  }
            else if (!strcmp(keyword, "MD"))
                  continue;
            else
                  goto parse_error;

            fputs(olinebuf, out);

            if (md && Msg && (MsgLen >= 0))
                  {
                  if (!print_dgst(md, out, Msg, MsgLen))
                        goto error;
                  OPENSSL_free(Msg);
                  Msg = NULL;
                  MsgLen = -1;
                  Len = -1;
                  }
            else if (md && Seed && (SeedLen > 0))
                  {
                  if (!print_monte(md, out, Seed, SeedLen))
                        goto error;
                  OPENSSL_free(Seed);
                  Seed = NULL;
                  SeedLen = -1;
                  }
      

            }


      ret = 1;


      error:

      if (olinebuf)
            OPENSSL_free(olinebuf);
      if (linebuf)
            OPENSSL_free(linebuf);
      if (Msg)
            OPENSSL_free(Msg);
      if (Seed)
            OPENSSL_free(Seed);

      return ret;

      parse_error:

      fprintf(stderr, "FATAL parse error processing line %d\n", lnum);

      goto error;

      }

static int print_dgst(const EVP_MD *emd, FILE *out,
            unsigned char *Msg, int Msglen)
      {
      int i, mdlen;
      unsigned char md[EVP_MAX_MD_SIZE];
      if (!EVP_Digest(Msg, Msglen, md, (unsigned int *)&mdlen, emd, NULL))
            {
            fputs("Error calculating HASH\n", stderr);
            return 0;
            }
      fputs("MD = ", out);
      for (i = 0; i < mdlen; i++)
            fprintf(out, "%02x", md[i]);
      fputs("\n", out);
      return 1;
      }

static int print_monte(const EVP_MD *md, FILE *out,
            unsigned char *Seed, int SeedLen)
      {
      unsigned int i, j, k;
      int ret = 0;
      EVP_MD_CTX ctx;
      unsigned char *m1, *m2, *m3, *p;
      unsigned int mlen, m1len, m2len, m3len;

      EVP_MD_CTX_init(&ctx);

      if (SeedLen > EVP_MAX_MD_SIZE)
            mlen = SeedLen;
      else
            mlen = EVP_MAX_MD_SIZE;

      m1 = OPENSSL_malloc(mlen);
      m2 = OPENSSL_malloc(mlen);
      m3 = OPENSSL_malloc(mlen);

      if (!m1 || !m2 || !m3)
            goto mc_error;

      m1len = m2len = m3len = SeedLen;
      memcpy(m1, Seed, SeedLen);
      memcpy(m2, Seed, SeedLen);
      memcpy(m3, Seed, SeedLen);

      fputs("\n", out);

      for (j = 0; j < 100; j++)
            {
            for (i = 0; i < 1000; i++)
                  {
                  EVP_DigestInit_ex(&ctx, md, NULL);
                  EVP_DigestUpdate(&ctx, m1, m1len);
                  EVP_DigestUpdate(&ctx, m2, m2len);
                  EVP_DigestUpdate(&ctx, m3, m3len);
                  p = m1;
                  m1 = m2;
                  m1len = m2len;
                  m2 = m3;
                  m2len = m3len;
                  m3 = p;
                  EVP_DigestFinal_ex(&ctx, m3, &m3len);
                  }
            fprintf(out, "COUNT = %d\n", j);
            fputs("MD = ", out);
            for (k = 0; k < m3len; k++)
                  fprintf(out, "%02x", m3[k]);
            fputs("\n\n", out);
            memcpy(m1, m3, m3len);
            memcpy(m2, m3, m3len);
            m1len = m2len = m3len;
            }

      ret = 1;

      mc_error:
      if (m1)
            OPENSSL_free(m1);
      if (m2)
            OPENSSL_free(m2);
      if (m3)
            OPENSSL_free(m3);

      EVP_MD_CTX_cleanup(&ctx);

      return ret;
      }

#endif

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