common/t-sexputil.c

   1 /* t-sexputil.c - Module test for sexputil.c
   2  *      Copyright (C) 2007 Free Software Foundation, Inc.
   3  *
   4  * This file is part of GnuPG.
   5  *
   6  * GnuPG is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * GnuPG is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 #include <config.h>
  21 #include <stdio.h>
  22 #include <stdlib.h>
  23
  24 #include "util.h"
  25
  26 #define pass()  do { ; } while(0)
  27 #define fail(a)  do { fprintf (stderr, "%s:%d: test %d failed\n",\
  28                                __FILE__,__LINE__, (a));          \
  29                      exit (1);                                   \
  30                    } while(0)
  31
  32
  33 static void
  34 test_hash_algo_from_sigval (void)
  35 {
  36   int algo;
  37   /* A real world example.  */
  38   unsigned char example1_rsa_sha1[] =
  39     ("\x28\x37\x3A\x73\x69\x67\x2D\x76\x61\x6C\x28\x33\x3A\x72\x73\x61"
  40      "\x28\x31\x3A\x73\x31\x32\x38\x3A\x17\xD2\xE9\x5F\xB4\x24\xD4\x1E"
  41      "\x8C\xEE\x94\xDA\x41\x42\x1F\x26\x5E\xF4\x6D\xEC\x5B\xBD\x5B\x89"
  42      "\x7A\x69\x11\x43\xE9\xD2\x23\x21\x25\x64\xA6\xB0\x56\xEF\xB4\xE9"
  43      "\x06\xB2\x44\xF6\x80\x1E\xFF\x41\x23\xEB\xC9\xFA\xFD\x09\xBF\x9C"
  44      "\x8E\xCF\x7F\xC3\x7F\x3A\x40\x48\x89\xDC\xBA\xB7\xDB\x9E\xF1\xBA"
  45      "\x7C\x08\xEA\x74\x1D\x49\xE7\x65\xEF\x67\x79\xBC\x23\xD9\x49\xCD"
  46      "\x05\x99\xD3\xD8\xB7\x7B\xC7\x0E\xF2\xB3\x01\x48\x0F\xC8\xEB\x05"
  47      "\x7B\xFB\x61\xCC\x41\x04\x74\x6D\x33\x84\xB1\xE6\x6A\xD8\x0F\xBC"
  48      "\x27\xAC\x43\x45\xFA\x04\xD1\x22\x29\x29\x28\x34\x3A\x68\x61\x73"
  49      "\x68\x34\x3A\x73\x68\x61\x31\x29\x29");
  50   /* The same but without the hash algo. */
  51   unsigned char example1_rsa[] =
  52     ("\x28\x37\x3A\x73\x69\x67\x2D\x76\x61\x6C\x28\x33\x3A\x72\x73\x61"
  53      "\x28\x31\x3A\x73\x31\x32\x38\x3A\x17\xD2\xE9\x5F\xB4\x24\xD4\x1E"
  54      "\x8C\xEE\x94\xDA\x41\x42\x1F\x26\x5E\xF4\x6D\xEC\x5B\xBD\x5B\x89"
  55      "\x7A\x69\x11\x43\xE9\xD2\x23\x21\x25\x64\xA6\xB0\x56\xEF\xB4\xE9"
  56      "\x06\xB2\x44\xF6\x80\x1E\xFF\x41\x23\xEB\xC9\xFA\xFD\x09\xBF\x9C"
  57      "\x8E\xCF\x7F\xC3\x7F\x3A\x40\x48\x89\xDC\xBA\xB7\xDB\x9E\xF1\xBA"
  58      "\x7C\x08\xEA\x74\x1D\x49\xE7\x65\xEF\x67\x79\xBC\x23\xD9\x49\xCD"
  59      "\x05\x99\xD3\xD8\xB7\x7B\xC7\x0E\xF2\xB3\x01\x48\x0F\xC8\xEB\x05"
  60      "\x7B\xFB\x61\xCC\x41\x04\x74\x6D\x33\x84\xB1\xE6\x6A\xD8\x0F\xBC"
  61      "\x27\xAC\x43\x45\xFA\x04\xD1\x22\x29\x29\x29");
  62
  63   algo = hash_algo_from_sigval (example1_rsa_sha1);
  64   if (algo != GCRY_MD_SHA1)
  65     fail (0);
  66   algo = hash_algo_from_sigval (example1_rsa);
  67   if (algo)
  68     fail (0);
  69 }
  70
  71
  72 static void
  73 test_make_canon_sexp_from_rsa_pk (void)
  74 {
  75   struct {
  76     unsigned char *m;
  77     size_t mlen;
  78     unsigned char *e;
  79     size_t elen;
  80     unsigned char *result;
  81     size_t resultlen;
  82     gpg_err_code_t reverr;  /* Expected error from the reverse fucntion.  */
  83   } tests[] = {
  84     {
  85       "\x82\xB4\x12\x48\x08\x48\xC0\x76\xAA\x8E\xF1\xF8\x7F\x5E\x9B\x89"
  86       "\xA9\x62\x92\xA2\x16\x1B\xF5\x9F\xE1\x41\xF3\xF0\x42\xB5\x5C\x46"
  87       "\xB8\x83\x9F\x39\x97\x73\xFF\xC5\xB2\xF4\x59\x5F\xBA\xC7\x0E\x03"
  88       "\x9D\x27\xC0\x86\x37\x31\x46\xE0\xA1\xFE\xA1\x41\xD4\xE3\xE9\xB3"
  89       "\x9B\xD5\x84\x65\xA5\x37\x35\x34\x07\x58\xB6\xBA\x21\xCA\x21\x72"
  90       "\x4C\xF3\xFC\x91\x47\xD1\x3C\x1D\xA5\x9C\x38\x4D\x58\x39\x92\x16"
  91       "\xB1\xE5\x43\xFE\xB5\x46\x4B\x43\xD1\x47\xB0\xE8\x2A\xDB\xF8\x34"
  92       "\xB0\x5A\x22\x3D\x14\xBB\xEA\x63\x65\xA7\xF1\xF2\xF8\x97\x74\xA7",
  93       128,
  94       "\x40\x00\x00\x81",
  95       4,
  96       "\x28\x31\x30\x3a\x70\x75\x62\x6c\x69\x63\x2d\x6b\x65\x79\x28\x33"
  97       "\x3a\x72\x73\x61\x28\x31\x3a\x6e\x31\x32\x39\x3a\x00\x82\xb4\x12"
  98       "\x48\x08\x48\xc0\x76\xaa\x8e\xf1\xf8\x7f\x5e\x9b\x89\xa9\x62\x92"
  99       "\xa2\x16\x1b\xf5\x9f\xe1\x41\xf3\xf0\x42\xb5\x5c\x46\xb8\x83\x9f"
 100       "\x39\x97\x73\xff\xc5\xb2\xf4\x59\x5f\xba\xc7\x0e\x03\x9d\x27\xc0"
 101       "\x86\x37\x31\x46\xe0\xa1\xfe\xa1\x41\xd4\xe3\xe9\xb3\x9b\xd5\x84"
 102       "\x65\xa5\x37\x35\x34\x07\x58\xb6\xba\x21\xca\x21\x72\x4c\xf3\xfc"
 103       "\x91\x47\xd1\x3c\x1d\xa5\x9c\x38\x4d\x58\x39\x92\x16\xb1\xe5\x43"
 104       "\xfe\xb5\x46\x4b\x43\xd1\x47\xb0\xe8\x2a\xdb\xf8\x34\xb0\x5a\x22"
 105       "\x3d\x14\xbb\xea\x63\x65\xa7\xf1\xf2\xf8\x97\x74\xa7\x29\x28\x31"
 106       "\x3a\x65\x34\x3a\x40\x00\x00\x81\x29\x29\x29",
 107       171
 108     },
 109     {
 110       "\x63\xB4\x12\x48\x08\x48\xC0\x76\xAA\x8E\xF1\xF8\x7F\x5E\x9B\x89",
 111       16,
 112       "\x03",
 113       1,
 114       "\x28\x31\x30\x3a\x70\x75\x62\x6c\x69\x63\x2d\x6b\x65\x79\x28\x33"
 115       "\x3a\x72\x73\x61\x28\x31\x3a\x6e\x31\x36\x3a\x63\xb4\x12\x48\x08"
 116       "\x48\xc0\x76\xaa\x8e\xf1\xf8\x7f\x5e\x9b\x89\x29\x28\x31\x3a\x65"
 117       "\x31\x3a\x03\x29\x29\x29",
 118       54,
 119     },
 120     {
 121       "",
 122       0,
 123       "",
 124       0,
 125       "\x28\x31\x30\x3a\x70\x75\x62\x6c\x69\x63\x2d\x6b\x65\x79\x28\x33"
 126       "\x3a\x72\x73\x61\x28\x31\x3a\x6e\x31\x3a\x00\x29\x28\x31\x3a\x65"
 127       "\x31\x3a\x00\x29\x29\x29",
 128       38,
 129       GPG_ERR_BAD_PUBKEY
 130     },
 131     {
 132       NULL
 133     }
 134   };
 135   int idx;
 136   gpg_error_t err;
 137   unsigned char *sexp;
 138   size_t length;
 139   const unsigned char *rsa_n, *rsa_e;
 140   size_t rsa_n_len, rsa_e_len;
 141
 142   for (idx=0; tests[idx].m; idx++)
 143     {
 144       sexp = make_canon_sexp_from_rsa_pk (tests[idx].m, tests[idx].mlen,
 145                                           tests[idx].e, tests[idx].elen,
 146                                           &length);
 147       if (!sexp)
 148         {
 149           fprintf (stderr, "%s:%d: out of core\n", __FILE__, __LINE__);
 150           exit (1);
 151         }
 152
 153       if (length != tests[idx].resultlen)
 154         fail (idx);
 155       if (memcmp (sexp, tests[idx].result, tests[idx].resultlen))
 156         fail (idx);
 157
 158       /* Test the reverse function.  */
 159       err = get_rsa_pk_from_canon_sexp (sexp, length,
 160                                         &rsa_n, &rsa_n_len,
 161                                         &rsa_e, &rsa_e_len);
 162       if (gpg_err_code (err) != tests[idx].reverr)
 163         fail (idx);
 164       if (!err)
 165         {
 166           if (tests[idx].mlen != rsa_n_len)
 167             fail (idx);
 168           if (memcmp (tests[idx].m, rsa_n, rsa_n_len))
 169             fail (idx);
 170           if (tests[idx].elen != rsa_e_len)
 171             fail (idx);
 172           if (memcmp (tests[idx].e, rsa_e, rsa_e_len))
 173             fail (idx);
 174         }
 175
 176       xfree (sexp);
 177     }
 178 }
 179
 180
 181 int
 182 main (int argc, char **argv)
 183 {
 184   (void)argc;
 185   (void)argv;
 186
 187   test_hash_algo_from_sigval ();
 188   test_make_canon_sexp_from_rsa_pk ();
 189
 190   return 0;
 191 }
 192