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_algtest_init();
  98
  99         if (argc == 1)
 100                 in = stdin;
 101         else
 102                 in = fopen(argv[1], "r");
 103
 104         if (argc < 2)
 105                 out = stdout;
 106         else
 107                 out = fopen(argv[2], "w");
 108
 109         if (!in)
 110                 {
 111                 fprintf(stderr, "FATAL input initialization error\n");
 112                 goto end;
 113                 }
 114
 115         if (!out)
 116                 {
 117                 fprintf(stderr, "FATAL output initialization error\n");
 118                 goto end;
 119                 }
 120
 121         if (!rsa_test(out, in))
 122                 {
 123                 fprintf(stderr, "FATAL RSAGTEST file processing error\n");
 124                 goto end;
 125                 }
 126         else
 127                 ret = 0;
 128
 129         end:
 130
 131         if (in && (in != stdin))
 132                 fclose(in);
 133         if (out && (out != stdout))
 134                 fclose(out);
 135
 136         return ret;
 137
 138         }
 139
 140 #define RSA_TEST_MAXLINELEN     10240
 141
 142 int rsa_test(FILE *out, FILE *in)
 143         {
 144         char *linebuf, *olinebuf, *p, *q;
 145         char *keyword, *value;
 146         RSA *rsa = NULL;
 147         BIGNUM *Xp1 = NULL, *Xp2 = NULL, *Xp = NULL;
 148         BIGNUM *Xq1 = NULL, *Xq2 = NULL, *Xq = NULL;
 149         BIGNUM *e = NULL;
 150         int ret = 0;
 151         int lnum = 0;
 152
 153         olinebuf = OPENSSL_malloc(RSA_TEST_MAXLINELEN);
 154         linebuf = OPENSSL_malloc(RSA_TEST_MAXLINELEN);
 155
 156         if (!linebuf || !olinebuf)
 157                 goto error;
 158
 159         while (fgets(olinebuf, RSA_TEST_MAXLINELEN, in))
 160                 {
 161                 lnum++;
 162                 strcpy(linebuf, olinebuf);
 163                 keyword = linebuf;
 164                 /* Skip leading space */
 165                 while (isspace((unsigned char)*keyword))
 166                         keyword++;
 167
 168                 /* Look for = sign */
 169                 p = strchr(linebuf, '=');
 170
 171                 /* If no = or starts with [ (for [foo = bar] line) just copy */
 172                 if (!p || *keyword=='[')
 173                         {
 174                         if (fputs(olinebuf, out) < 0)
 175                                 goto error;
 176                         continue;
 177                         }
 178
 179                 q = p - 1;
 180
 181                 /* Remove trailing space */
 182                 while (isspace((unsigned char)*q))
 183                         *q-- = 0;
 184
 185                 *p = 0;
 186                 value = p + 1;
 187
 188                 /* Remove leading space from value */
 189                 while (isspace((unsigned char)*value))
 190                         value++;
 191
 192                 /* Remove trailing space from value */
 193                 p = value + strlen(value) - 1;
 194
 195                 while (*p == '\n' || isspace((unsigned char)*p))
 196                         *p-- = 0;
 197
 198                 if (!strcmp(keyword, "xp1"))
 199                         {
 200                         if (Xp1 || !do_hex2bn(&Xp1,value))
 201                                 goto parse_error;
 202                         }
 203                 else if (!strcmp(keyword, "xp2"))
 204                         {
 205                         if (Xp2 || !do_hex2bn(&Xp2,value))
 206                                 goto parse_error;
 207                         }
 208                 else if (!strcmp(keyword, "Xp"))
 209                         {
 210                         if (Xp || !do_hex2bn(&Xp,value))
 211                                 goto parse_error;
 212                         }
 213                 else if (!strcmp(keyword, "xq1"))
 214                         {
 215                         if (Xq1 || !do_hex2bn(&Xq1,value))
 216                                 goto parse_error;
 217                         }
 218                 else if (!strcmp(keyword, "xq2"))
 219                         {
 220                         if (Xq2 || !do_hex2bn(&Xq2,value))
 221                                 goto parse_error;
 222                         }
 223                 else if (!strcmp(keyword, "Xq"))
 224                         {
 225                         if (Xq || !do_hex2bn(&Xq,value))
 226                                 goto parse_error;
 227                         }
 228                 else if (!strcmp(keyword, "e"))
 229                         {
 230                         if (e || !do_hex2bn(&e,value))
 231                                 goto parse_error;
 232                         }
 233                 else if (!strcmp(keyword, "p1"))
 234                         continue;
 235                 else if (!strcmp(keyword, "p2"))
 236                         continue;
 237                 else if (!strcmp(keyword, "p"))
 238                         continue;
 239                 else if (!strcmp(keyword, "q1"))
 240                         continue;
 241                 else if (!strcmp(keyword, "q2"))
 242                         continue;
 243                 else if (!strcmp(keyword, "q"))
 244                         continue;
 245                 else if (!strcmp(keyword, "n"))
 246                         continue;
 247                 else if (!strcmp(keyword, "d"))
 248                         continue;
 249                 else
 250                         goto parse_error;
 251
 252                 fputs(olinebuf, out);
 253
 254                 if (e && Xp1 && Xp2 && Xp)
 255                         {
 256                         rsa = FIPS_rsa_new();
 257                         if (!rsa)
 258                                 goto error;
 259                         if (!rsa_printkey1(out, rsa, Xp1, Xp2, Xp, e))
 260                                 goto error;
 261                         BN_free(Xp1);
 262                         Xp1 = NULL;
 263                         BN_free(Xp2);
 264                         Xp2 = NULL;
 265                         BN_free(Xp);
 266                         Xp = NULL;
 267                         BN_free(e);
 268                         e = NULL;
 269                         }
 270
 271                 if (rsa && Xq1 && Xq2 && Xq)
 272                         {
 273                         if (!rsa_printkey2(out, rsa, Xq1, Xq2, Xq))
 274                                 goto error;
 275                         BN_free(Xq1);
 276                         Xq1 = NULL;
 277                         BN_free(Xq2);
 278                         Xq2 = NULL;
 279                         BN_free(Xq);
 280                         Xq = NULL;
 281                         FIPS_rsa_free(rsa);
 282                         rsa = NULL;
 283                         }
 284                 }
 285
 286         ret = 1;
 287
 288         error:
 289
 290         if (olinebuf)
 291                 OPENSSL_free(olinebuf);
 292         if (linebuf)
 293                 OPENSSL_free(linebuf);
 294
 295         if (Xp1)
 296                 BN_free(Xp1);
 297         if (Xp2)
 298                 BN_free(Xp2);
 299         if (Xp)
 300                 BN_free(Xp);
 301         if (Xq1)
 302                 BN_free(Xq1);
 303         if (Xq1)
 304                 BN_free(Xq1);
 305         if (Xq2)
 306                 BN_free(Xq2);
 307         if (Xq)
 308                 BN_free(Xq);
 309         if (e)
 310                 BN_free(e);
 311         if (rsa)
 312                 FIPS_rsa_free(rsa);
 313
 314         return ret;
 315
 316         parse_error:
 317
 318         fprintf(stderr, "FATAL parse error processing line %d\n", lnum);
 319
 320         goto error;
 321
 322         }
 323
 324 static int rsa_printkey1(FILE *out, RSA *rsa,
 325                 BIGNUM *Xp1, BIGNUM *Xp2, BIGNUM *Xp,
 326                 BIGNUM *e)
 327         {
 328         int ret = 0;
 329         BIGNUM *p1 = NULL, *p2 = NULL;
 330         p1 = BN_new();
 331         p2 = BN_new();
 332         if (!p1 || !p2)
 333                 goto error;
 334
 335         if (!RSA_X931_derive_ex(rsa, p1, p2, NULL, NULL, Xp1, Xp2, Xp,
 336                                                 NULL, NULL, NULL, e, NULL))
 337                 goto error;
 338
 339         do_bn_print_name(out, "p1", p1);
 340         do_bn_print_name(out, "p2", p2);
 341         do_bn_print_name(out, "p", rsa->p);
 342
 343         ret = 1;
 344
 345         error:
 346         if (p1)
 347                 BN_free(p1);
 348         if (p2)
 349                 BN_free(p2);
 350
 351         return ret;
 352         }
 353
 354 static int rsa_printkey2(FILE *out, RSA *rsa,
 355                 BIGNUM *Xq1, BIGNUM *Xq2, BIGNUM *Xq)
 356         {
 357         int ret = 0;
 358         BIGNUM *q1 = NULL, *q2 = NULL;
 359         q1 = BN_new();
 360         q2 = BN_new();
 361         if (!q1 || !q2)
 362                 goto error;
 363
 364         if (!RSA_X931_derive_ex(rsa, NULL, NULL, q1, q2, NULL, NULL, NULL,
 365                                                 Xq1, Xq2, Xq, NULL, NULL))
 366                 goto error;
 367
 368         do_bn_print_name(out, "q1", q1);
 369         do_bn_print_name(out, "q2", q2);
 370         do_bn_print_name(out, "q", rsa->q);
 371         do_bn_print_name(out, "n", rsa->n);
 372         do_bn_print_name(out, "d", rsa->d);
 373
 374         ret = 1;
 375
 376         error:
 377         if (q1)
 378                 BN_free(q1);
 379         if (q2)
 380                 BN_free(q2);
 381
 382         return ret;
 383         }
 384
 385 #endif