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 #ifdef FIPS_ALGVS
  92 int fips_rsagtest_main(int argc, char **argv)
  93 #else
  94 int main(int argc, char **argv)
  95 #endif
  96         {
  97         FILE *in = NULL, *out = NULL;
  98
  99         int ret = 1;
 100
 101         fips_algtest_init();
 102
 103         if (argc == 1)
 104                 in = stdin;
 105         else
 106                 in = fopen(argv[1], "r");
 107
 108         if (argc < 2)
 109                 out = stdout;
 110         else
 111                 out = fopen(argv[2], "w");
 112
 113         if (!in)
 114                 {
 115                 fprintf(stderr, "FATAL input initialization error\n");
 116                 goto end;
 117                 }
 118
 119         if (!out)
 120                 {
 121                 fprintf(stderr, "FATAL output initialization error\n");
 122                 goto end;
 123                 }
 124
 125         if (!rsa_test(out, in))
 126                 {
 127                 fprintf(stderr, "FATAL RSAGTEST file processing error\n");
 128                 goto end;
 129                 }
 130         else
 131                 ret = 0;
 132
 133         end:
 134
 135         if (in && (in != stdin))
 136                 fclose(in);
 137         if (out && (out != stdout))
 138                 fclose(out);
 139
 140         return ret;
 141
 142         }
 143
 144 #define RSA_TEST_MAXLINELEN     10240
 145
 146 int rsa_test(FILE *out, FILE *in)
 147         {
 148         char *linebuf, *olinebuf, *p, *q;
 149         char *keyword, *value;
 150         RSA *rsa = NULL;
 151         BIGNUM *Xp1 = NULL, *Xp2 = NULL, *Xp = NULL;
 152         BIGNUM *Xq1 = NULL, *Xq2 = NULL, *Xq = NULL;
 153         BIGNUM *e = NULL;
 154         int ret = 0;
 155         int lnum = 0;
 156
 157         olinebuf = OPENSSL_malloc(RSA_TEST_MAXLINELEN);
 158         linebuf = OPENSSL_malloc(RSA_TEST_MAXLINELEN);
 159
 160         if (!linebuf || !olinebuf)
 161                 goto error;
 162
 163         while (fgets(olinebuf, RSA_TEST_MAXLINELEN, in))
 164                 {
 165                 lnum++;
 166                 strcpy(linebuf, olinebuf);
 167                 keyword = linebuf;
 168                 /* Skip leading space */
 169                 while (isspace((unsigned char)*keyword))
 170                         keyword++;
 171
 172                 /* Look for = sign */
 173                 p = strchr(linebuf, '=');
 174
 175                 /* If no = or starts with [ (for [foo = bar] line) just copy */
 176                 if (!p || *keyword=='[')
 177                         {
 178                         if (fputs(olinebuf, out) < 0)
 179                                 goto error;
 180                         continue;
 181                         }
 182
 183                 q = p - 1;
 184
 185                 /* Remove trailing space */
 186                 while (isspace((unsigned char)*q))
 187                         *q-- = 0;
 188
 189                 *p = 0;
 190                 value = p + 1;
 191
 192                 /* Remove leading space from value */
 193                 while (isspace((unsigned char)*value))
 194                         value++;
 195
 196                 /* Remove trailing space from value */
 197                 p = value + strlen(value) - 1;
 198
 199                 while (*p == '\n' || isspace((unsigned char)*p))
 200                         *p-- = 0;
 201
 202                 if (!strcmp(keyword, "xp1"))
 203                         {
 204                         if (Xp1 || !do_hex2bn(&Xp1,value))
 205                                 goto parse_error;
 206                         }
 207                 else if (!strcmp(keyword, "xp2"))
 208                         {
 209                         if (Xp2 || !do_hex2bn(&Xp2,value))
 210                                 goto parse_error;
 211                         }
 212                 else if (!strcmp(keyword, "Xp"))
 213                         {
 214                         if (Xp || !do_hex2bn(&Xp,value))
 215                                 goto parse_error;
 216                         }
 217                 else if (!strcmp(keyword, "xq1"))
 218                         {
 219                         if (Xq1 || !do_hex2bn(&Xq1,value))
 220                                 goto parse_error;
 221                         }
 222                 else if (!strcmp(keyword, "xq2"))
 223                         {
 224                         if (Xq2 || !do_hex2bn(&Xq2,value))
 225                                 goto parse_error;
 226                         }
 227                 else if (!strcmp(keyword, "Xq"))
 228                         {
 229                         if (Xq || !do_hex2bn(&Xq,value))
 230                                 goto parse_error;
 231                         }
 232                 else if (!strcmp(keyword, "e"))
 233                         {
 234                         if (e || !do_hex2bn(&e,value))
 235                                 goto parse_error;
 236                         }
 237                 else if (!strcmp(keyword, "p1"))
 238                         continue;
 239                 else if (!strcmp(keyword, "p2"))
 240                         continue;
 241                 else if (!strcmp(keyword, "p"))
 242                         continue;
 243                 else if (!strcmp(keyword, "q1"))
 244                         continue;
 245                 else if (!strcmp(keyword, "q2"))
 246                         continue;
 247                 else if (!strcmp(keyword, "q"))
 248                         continue;
 249                 else if (!strcmp(keyword, "n"))
 250                         continue;
 251                 else if (!strcmp(keyword, "d"))
 252                         continue;
 253                 else
 254                         goto parse_error;
 255
 256                 fputs(olinebuf, out);
 257
 258                 if (e && Xp1 && Xp2 && Xp)
 259                         {
 260                         rsa = FIPS_rsa_new();
 261                         if (!rsa)
 262                                 goto error;
 263                         if (!rsa_printkey1(out, rsa, Xp1, Xp2, Xp, e))
 264                                 goto error;
 265                         BN_free(Xp1);
 266                         Xp1 = NULL;
 267                         BN_free(Xp2);
 268                         Xp2 = NULL;
 269                         BN_free(Xp);
 270                         Xp = NULL;
 271                         BN_free(e);
 272                         e = NULL;
 273                         }
 274
 275                 if (rsa && Xq1 && Xq2 && Xq)
 276                         {
 277                         if (!rsa_printkey2(out, rsa, Xq1, Xq2, Xq))
 278                                 goto error;
 279                         BN_free(Xq1);
 280                         Xq1 = NULL;
 281                         BN_free(Xq2);
 282                         Xq2 = NULL;
 283                         BN_free(Xq);
 284                         Xq = NULL;
 285                         FIPS_rsa_free(rsa);
 286                         rsa = NULL;
 287                         }
 288                 }
 289
 290         ret = 1;
 291
 292         error:
 293
 294         if (olinebuf)
 295                 OPENSSL_free(olinebuf);
 296         if (linebuf)
 297                 OPENSSL_free(linebuf);
 298
 299         if (Xp1)
 300                 BN_free(Xp1);
 301         if (Xp2)
 302                 BN_free(Xp2);
 303         if (Xp)
 304                 BN_free(Xp);
 305         if (Xq1)
 306                 BN_free(Xq1);
 307         if (Xq1)
 308                 BN_free(Xq1);
 309         if (Xq2)
 310                 BN_free(Xq2);
 311         if (Xq)
 312                 BN_free(Xq);
 313         if (e)
 314                 BN_free(e);
 315         if (rsa)
 316                 FIPS_rsa_free(rsa);
 317
 318         return ret;
 319
 320         parse_error:
 321
 322         fprintf(stderr, "FATAL parse error processing line %d\n", lnum);
 323
 324         goto error;
 325
 326         }
 327
 328 static int rsa_printkey1(FILE *out, RSA *rsa,
 329                 BIGNUM *Xp1, BIGNUM *Xp2, BIGNUM *Xp,
 330                 BIGNUM *e)
 331         {
 332         int ret = 0;
 333         BIGNUM *p1 = NULL, *p2 = NULL;
 334         p1 = BN_new();
 335         p2 = BN_new();
 336         if (!p1 || !p2)
 337                 goto error;
 338
 339         if (!RSA_X931_derive_ex(rsa, p1, p2, NULL, NULL, Xp1, Xp2, Xp,
 340                                                 NULL, NULL, NULL, e, NULL))
 341                 goto error;
 342
 343         do_bn_print_name(out, "p1", p1);
 344         do_bn_print_name(out, "p2", p2);
 345         do_bn_print_name(out, "p", rsa->p);
 346
 347         ret = 1;
 348
 349         error:
 350         if (p1)
 351                 BN_free(p1);
 352         if (p2)
 353                 BN_free(p2);
 354
 355         return ret;
 356         }
 357
 358 static int rsa_printkey2(FILE *out, RSA *rsa,
 359                 BIGNUM *Xq1, BIGNUM *Xq2, BIGNUM *Xq)
 360         {
 361         int ret = 0;
 362         BIGNUM *q1 = NULL, *q2 = NULL;
 363         q1 = BN_new();
 364         q2 = BN_new();
 365         if (!q1 || !q2)
 366                 goto error;
 367
 368         if (!RSA_X931_derive_ex(rsa, NULL, NULL, q1, q2, NULL, NULL, NULL,
 369                                                 Xq1, Xq2, Xq, NULL, NULL))
 370                 goto error;
 371
 372         do_bn_print_name(out, "q1", q1);
 373         do_bn_print_name(out, "q2", q2);
 374         do_bn_print_name(out, "q", rsa->q);
 375         do_bn_print_name(out, "n", rsa->n);
 376         do_bn_print_name(out, "d", rsa->d);
 377
 378         ret = 1;
 379
 380         error:
 381         if (q1)
 382                 BN_free(q1);
 383         if (q2)
 384                 BN_free(q2);
 385
 386         return ret;
 387         }
 388
 389 #endif