fips/rsa/fips_rsagtest.c

   1 /* fips_rsagtest.c */
   2 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
   3  * project 2005.
   4  */
   5 /* ====================================================================
   6  * Copyright (c) 2005,2007 The OpenSSL Project.  All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  *
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  *
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in
  17  *    the documentation and/or other materials provided with the
  18  *    distribution.
  19  *
  20  * 3. All advertising materials mentioning features or use of this
  21  *    software must display the following acknowledgment:
  22  *    "This product includes software developed by the OpenSSL Project
  23  *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
  24  *
  25  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  26  *    endorse or promote products derived from this software without
  27  *    prior written permission. For written permission, please contact
  28  *    licensing@OpenSSL.org.
  29  *
  30  * 5. Products derived from this software may not be called "OpenSSL"
  31  *    nor may "OpenSSL" appear in their names without prior written
  32  *    permission of the OpenSSL Project.
  33  *
  34  * 6. Redistributions of any form whatsoever must retain the following
  35  *    acknowledgment:
  36  *    "This product includes software developed by the OpenSSL Project
  37  *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
  38  *
  39  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  40  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  41  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  42  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
  43  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  44  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  45  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  46  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  47  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  48  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  49  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  50  * OF THE POSSIBILITY OF SUCH DAMAGE.
  51  * ====================================================================
  52  *
  53  * This product includes cryptographic software written by Eric Young
  54  * (eay@cryptsoft.com).  This product includes software written by Tim
  55  * Hudson (tjh@cryptsoft.com).
  56  *
  57  */
  58
  59 #define OPENSSL_FIPSAPI
  60
  61 #include <stdio.h>
  62 #include <ctype.h>
  63 #include <string.h>
  64 #include <openssl/bio.h>
  65 #include <openssl/evp.h>
  66 #include <openssl/hmac.h>
  67 #include <openssl/err.h>
  68 #include <openssl/bn.h>
  69
  70 #ifndef OPENSSL_FIPS
  71
  72 int main(int argc, char *argv[])
  73 {
  74     printf("No FIPS RSA support\n");
  75     return(0);
  76 }
  77
  78 #else
  79
  80 #include <openssl/rsa.h>
  81 #include <openssl/fips.h>
  82 #include "fips_utl.h"
  83
  84 int rsa_test(FILE *out, FILE *in);
  85 static int rsa_printkey1(FILE *out, RSA *rsa,
  86                 BIGNUM *Xp1, BIGNUM *Xp2, BIGNUM *Xp,
  87                 BIGNUM *e);
  88 static int rsa_printkey2(FILE *out, RSA *rsa,
  89                 BIGNUM *Xq1, BIGNUM *Xq2, BIGNUM *Xq);
  90
  91 int main(int argc, char **argv)
  92         {
  93         FILE *in = NULL, *out = NULL;
  94
  95         int ret = 1;
  96
  97         fips_set_error_print();
  98         if(!FIPS_mode_set(1))
  99                 goto end;
 100
 101         if (argc == 1)
 102                 in = stdin;
 103         else
 104                 in = fopen(argv[1], "r");
 105
 106         if (argc < 2)
 107                 out = stdout;
 108         else
 109                 out = fopen(argv[2], "w");
 110
 111         if (!in)
 112                 {
 113                 fprintf(stderr, "FATAL input initialization error\n");
 114                 goto end;
 115                 }
 116
 117         if (!out)
 118                 {
 119                 fprintf(stderr, "FATAL output initialization error\n");
 120                 goto end;
 121                 }
 122
 123         if (!rsa_test(out, in))
 124                 {
 125                 fprintf(stderr, "FATAL RSAGTEST file processing error\n");
 126                 goto end;
 127                 }
 128         else
 129                 ret = 0;
 130
 131         end:
 132
 133         if (in && (in != stdin))
 134                 fclose(in);
 135         if (out && (out != stdout))
 136                 fclose(out);
 137
 138         return ret;
 139
 140         }
 141
 142 #define RSA_TEST_MAXLINELEN     10240
 143
 144 int rsa_test(FILE *out, FILE *in)
 145         {
 146         char *linebuf, *olinebuf, *p, *q;
 147         char *keyword, *value;
 148         RSA *rsa = NULL;
 149         BIGNUM *Xp1 = NULL, *Xp2 = NULL, *Xp = NULL;
 150         BIGNUM *Xq1 = NULL, *Xq2 = NULL, *Xq = NULL;
 151         BIGNUM *e = NULL;
 152         int ret = 0;
 153         int lnum = 0;
 154
 155         olinebuf = OPENSSL_malloc(RSA_TEST_MAXLINELEN);
 156         linebuf = OPENSSL_malloc(RSA_TEST_MAXLINELEN);
 157
 158         if (!linebuf || !olinebuf)
 159                 goto error;
 160
 161         while (fgets(olinebuf, RSA_TEST_MAXLINELEN, in))
 162                 {
 163                 lnum++;
 164                 strcpy(linebuf, olinebuf);
 165                 keyword = linebuf;
 166                 /* Skip leading space */
 167                 while (isspace((unsigned char)*keyword))
 168                         keyword++;
 169
 170                 /* Look for = sign */
 171                 p = strchr(linebuf, '=');
 172
 173                 /* If no = or starts with [ (for [foo = bar] line) just copy */
 174                 if (!p || *keyword=='[')
 175                         {
 176                         if (fputs(olinebuf, out) < 0)
 177                                 goto error;
 178                         continue;
 179                         }
 180
 181                 q = p - 1;
 182
 183                 /* Remove trailing space */
 184                 while (isspace((unsigned char)*q))
 185                         *q-- = 0;
 186
 187                 *p = 0;
 188                 value = p + 1;
 189
 190                 /* Remove leading space from value */
 191                 while (isspace((unsigned char)*value))
 192                         value++;
 193
 194                 /* Remove trailing space from value */
 195                 p = value + strlen(value) - 1;
 196
 197                 while (*p == '\n' || isspace((unsigned char)*p))
 198                         *p-- = 0;
 199
 200                 if (!strcmp(keyword, "xp1"))
 201                         {
 202                         if (Xp1 || !do_hex2bn(&Xp1,value))
 203                                 goto parse_error;
 204                         }
 205                 else if (!strcmp(keyword, "xp2"))
 206                         {
 207                         if (Xp2 || !do_hex2bn(&Xp2,value))
 208                                 goto parse_error;
 209                         }
 210                 else if (!strcmp(keyword, "Xp"))
 211                         {
 212                         if (Xp || !do_hex2bn(&Xp,value))
 213                                 goto parse_error;
 214                         }
 215                 else if (!strcmp(keyword, "xq1"))
 216                         {
 217                         if (Xq1 || !do_hex2bn(&Xq1,value))
 218                                 goto parse_error;
 219                         }
 220                 else if (!strcmp(keyword, "xq2"))
 221                         {
 222                         if (Xq2 || !do_hex2bn(&Xq2,value))
 223                                 goto parse_error;
 224                         }
 225                 else if (!strcmp(keyword, "Xq"))
 226                         {
 227                         if (Xq || !do_hex2bn(&Xq,value))
 228                                 goto parse_error;
 229                         }
 230                 else if (!strcmp(keyword, "e"))
 231                         {
 232                         if (e || !do_hex2bn(&e,value))
 233                                 goto parse_error;
 234                         }
 235                 else if (!strcmp(keyword, "p1"))
 236                         continue;
 237                 else if (!strcmp(keyword, "p2"))
 238                         continue;
 239                 else if (!strcmp(keyword, "p"))
 240                         continue;
 241                 else if (!strcmp(keyword, "q1"))
 242                         continue;
 243                 else if (!strcmp(keyword, "q2"))
 244                         continue;
 245                 else if (!strcmp(keyword, "q"))
 246                         continue;
 247                 else if (!strcmp(keyword, "n"))
 248                         continue;
 249                 else if (!strcmp(keyword, "d"))
 250                         continue;
 251                 else
 252                         goto parse_error;
 253
 254                 fputs(olinebuf, out);
 255
 256                 if (e && Xp1 && Xp2 && Xp)
 257                         {
 258                         rsa = FIPS_rsa_new();
 259                         if (!rsa)
 260                                 goto error;
 261                         if (!rsa_printkey1(out, rsa, Xp1, Xp2, Xp, e))
 262                                 goto error;
 263                         BN_free(Xp1);
 264                         Xp1 = NULL;
 265                         BN_free(Xp2);
 266                         Xp2 = NULL;
 267                         BN_free(Xp);
 268                         Xp = NULL;
 269                         BN_free(e);
 270                         e = NULL;
 271                         }
 272
 273                 if (rsa && Xq1 && Xq2 && Xq)
 274                         {
 275                         if (!rsa_printkey2(out, rsa, Xq1, Xq2, Xq))
 276                                 goto error;
 277                         BN_free(Xq1);
 278                         Xq1 = NULL;
 279                         BN_free(Xq2);
 280                         Xq2 = NULL;
 281                         BN_free(Xq);
 282                         Xq = NULL;
 283                         FIPS_rsa_free(rsa);
 284                         rsa = NULL;
 285                         }
 286                 }
 287
 288         ret = 1;
 289
 290         error:
 291
 292         if (olinebuf)
 293                 OPENSSL_free(olinebuf);
 294         if (linebuf)
 295                 OPENSSL_free(linebuf);
 296
 297         if (Xp1)
 298                 BN_free(Xp1);
 299         if (Xp2)
 300                 BN_free(Xp2);
 301         if (Xp)
 302                 BN_free(Xp);
 303         if (Xq1)
 304                 BN_free(Xq1);
 305         if (Xq1)
 306                 BN_free(Xq1);
 307         if (Xq2)
 308                 BN_free(Xq2);
 309         if (Xq)
 310                 BN_free(Xq);
 311         if (e)
 312                 BN_free(e);
 313         if (rsa)
 314                 FIPS_rsa_free(rsa);
 315
 316         return ret;
 317
 318         parse_error:
 319
 320         fprintf(stderr, "FATAL parse error processing line %d\n", lnum);
 321
 322         goto error;
 323
 324         }
 325
 326 static int rsa_printkey1(FILE *out, RSA *rsa,
 327                 BIGNUM *Xp1, BIGNUM *Xp2, BIGNUM *Xp,
 328                 BIGNUM *e)
 329         {
 330         int ret = 0;
 331         BIGNUM *p1 = NULL, *p2 = NULL;
 332         p1 = BN_new();
 333         p2 = BN_new();
 334         if (!p1 || !p2)
 335                 goto error;
 336
 337         if (!RSA_X931_derive_ex(rsa, p1, p2, NULL, NULL, Xp1, Xp2, Xp,
 338                                                 NULL, NULL, NULL, e, NULL))
 339                 goto error;
 340
 341         do_bn_print_name(out, "p1", p1);
 342         do_bn_print_name(out, "p2", p2);
 343         do_bn_print_name(out, "p", rsa->p);
 344
 345         ret = 1;
 346
 347         error:
 348         if (p1)
 349                 BN_free(p1);
 350         if (p2)
 351                 BN_free(p2);
 352
 353         return ret;
 354         }
 355
 356 static int rsa_printkey2(FILE *out, RSA *rsa,
 357                 BIGNUM *Xq1, BIGNUM *Xq2, BIGNUM *Xq)
 358         {
 359         int ret = 0;
 360         BIGNUM *q1 = NULL, *q2 = NULL;
 361         q1 = BN_new();
 362         q2 = BN_new();
 363         if (!q1 || !q2)
 364                 goto error;
 365
 366         if (!RSA_X931_derive_ex(rsa, NULL, NULL, q1, q2, NULL, NULL, NULL,
 367                                                 Xq1, Xq2, Xq, NULL, NULL))
 368                 goto error;
 369
 370         do_bn_print_name(out, "q1", q1);
 371         do_bn_print_name(out, "q2", q2);
 372         do_bn_print_name(out, "q", rsa->q);
 373         do_bn_print_name(out, "n", rsa->n);
 374         do_bn_print_name(out, "d", rsa->d);
 375
 376         ret = 1;
 377
 378         error:
 379         if (q1)
 380                 BN_free(q1);
 381         if (q2)
 382                 BN_free(q2);
 383
 384         return ret;
 385         }
 386
 387 #endif