crypto/dsa/dsatest.c

   1 /* crypto/dsa/dsatest.c */
   2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
   3  * All rights reserved.
   4  *
   5  * This package is an SSL implementation written
   6  * by Eric Young (eay@cryptsoft.com).
   7  * The implementation was written so as to conform with Netscapes SSL.
   8  *
   9  * This library is free for commercial and non-commercial use as long as
  10  * the following conditions are aheared to.  The following conditions
  11  * apply to all code found in this distribution, be it the RC4, RSA,
  12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  13  * included with this distribution is covered by the same copyright terms
  14  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
  15  *
  16  * Copyright remains Eric Young's, and as such any Copyright notices in
  17  * the code are not to be removed.
  18  * If this package is used in a product, Eric Young should be given attribution
  19  * as the author of the parts of the library used.
  20  * This can be in the form of a textual message at program startup or
  21  * in documentation (online or textual) provided with the package.
  22  *
  23  * Redistribution and use in source and binary forms, with or without
  24  * modification, are permitted provided that the following conditions
  25  * are met:
  26  * 1. Redistributions of source code must retain the copyright
  27  *    notice, this list of conditions and the following disclaimer.
  28  * 2. Redistributions in binary form must reproduce the above copyright
  29  *    notice, this list of conditions and the following disclaimer in the
  30  *    documentation and/or other materials provided with the distribution.
  31  * 3. All advertising materials mentioning features or use of this software
  32  *    must display the following acknowledgement:
  33  *    "This product includes cryptographic software written by
  34  *     Eric Young (eay@cryptsoft.com)"
  35  *    The word 'cryptographic' can be left out if the rouines from the library
  36  *    being used are not cryptographic related :-).
  37  * 4. If you include any Windows specific code (or a derivative thereof) from
  38  *    the apps directory (application code) you must include an acknowledgement:
  39  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
  40  *
  41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  51  * SUCH DAMAGE.
  52  *
  53  * The licence and distribution terms for any publically available version or
  54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  55  * copied and put under another distribution licence
  56  * [including the GNU Public Licence.]
  57  */
  58
  59 #include <stdio.h>
  60 #include <stdlib.h>
  61 #include <string.h>
  62 #include <sys/types.h>
  63 #include <sys/stat.h>
  64 #include <openssl/crypto.h>
  65 #include <openssl/rand.h>
  66 #include <openssl/bio.h>
  67 #include <openssl/err.h>
  68 #include <openssl/engine.h>
  69 #ifdef OPENSSL_SYS_WINDOWS
  70 #include "../bio/bss_file.c"
  71 #endif
  72
  73 #ifdef OPENSSL_NO_DSA
  74 int main(int argc, char *argv[])
  75 {
  76     printf("No DSA support\n");
  77     return(0);
  78 }
  79 #else
  80 #include <openssl/dsa.h>
  81
  82 #ifdef OPENSSL_SYS_WIN16
  83 #define MS_CALLBACK     _far _loadds
  84 #else
  85 #define MS_CALLBACK
  86 #endif
  87
  88 static void MS_CALLBACK dsa_cb(int p, int n, void *arg);
  89
  90 /* seed, out_p, out_q, out_g are taken from the updated Appendix 5 to
  91  * FIPS PUB 186 and also appear in Appendix 5 to FIPS PIB 186-1 */
  92 static unsigned char seed[20]={
  93         0xd5,0x01,0x4e,0x4b,0x60,0xef,0x2b,0xa8,0xb6,0x21,0x1b,0x40,
  94         0x62,0xba,0x32,0x24,0xe0,0x42,0x7d,0xd3,
  95         };
  96
  97 static unsigned char out_p[]={
  98         0x8d,0xf2,0xa4,0x94,0x49,0x22,0x76,0xaa,
  99         0x3d,0x25,0x75,0x9b,0xb0,0x68,0x69,0xcb,
 100         0xea,0xc0,0xd8,0x3a,0xfb,0x8d,0x0c,0xf7,
 101         0xcb,0xb8,0x32,0x4f,0x0d,0x78,0x82,0xe5,
 102         0xd0,0x76,0x2f,0xc5,0xb7,0x21,0x0e,0xaf,
 103         0xc2,0xe9,0xad,0xac,0x32,0xab,0x7a,0xac,
 104         0x49,0x69,0x3d,0xfb,0xf8,0x37,0x24,0xc2,
 105         0xec,0x07,0x36,0xee,0x31,0xc8,0x02,0x91,
 106         };
 107
 108 static unsigned char out_q[]={
 109         0xc7,0x73,0x21,0x8c,0x73,0x7e,0xc8,0xee,
 110         0x99,0x3b,0x4f,0x2d,0xed,0x30,0xf4,0x8e,
 111         0xda,0xce,0x91,0x5f,
 112         };
 113
 114 static unsigned char out_g[]={
 115         0x62,0x6d,0x02,0x78,0x39,0xea,0x0a,0x13,
 116         0x41,0x31,0x63,0xa5,0x5b,0x4c,0xb5,0x00,
 117         0x29,0x9d,0x55,0x22,0x95,0x6c,0xef,0xcb,
 118         0x3b,0xff,0x10,0xf3,0x99,0xce,0x2c,0x2e,
 119         0x71,0xcb,0x9d,0xe5,0xfa,0x24,0xba,0xbf,
 120         0x58,0xe5,0xb7,0x95,0x21,0x92,0x5c,0x9c,
 121         0xc4,0x2e,0x9f,0x6f,0x46,0x4b,0x08,0x8c,
 122         0xc5,0x72,0xaf,0x53,0xe6,0xd7,0x88,0x02,
 123         };
 124
 125 static const unsigned char str1[]="12345678901234567890";
 126
 127 static const char rnd_seed[] = "string to make the random number generator think it has entropy";
 128
 129 static BIO *bio_err=NULL;
 130
 131 int main(int argc, char **argv)
 132         {
 133         DSA *dsa=NULL;
 134         int counter,ret=0,i,j;
 135         unsigned char buf[256];
 136         unsigned long h;
 137         unsigned char sig[256];
 138         unsigned int siglen;
 139
 140         if (bio_err == NULL)
 141                 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
 142
 143         CRYPTO_malloc_debug_init();
 144         CRYPTO_dbg_set_options(V_CRYPTO_MDEBUG_ALL);
 145         CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
 146
 147         ERR_load_crypto_strings();
 148         RAND_seed(rnd_seed, sizeof rnd_seed);
 149
 150         BIO_printf(bio_err,"test generation of DSA parameters\n");
 151
 152         dsa=DSA_generate_parameters(512,seed,20,&counter,&h,dsa_cb,bio_err);
 153
 154         BIO_printf(bio_err,"seed\n");
 155         for (i=0; i<20; i+=4)
 156                 {
 157                 BIO_printf(bio_err,"%02X%02X%02X%02X ",
 158                         seed[i],seed[i+1],seed[i+2],seed[i+3]);
 159                 }
 160         BIO_printf(bio_err,"\ncounter=%d h=%d\n",counter,h);
 161
 162         if (dsa == NULL) goto end;
 163         DSA_print(bio_err,dsa,0);
 164         if (counter != 105)
 165                 {
 166                 BIO_printf(bio_err,"counter should be 105\n");
 167                 goto end;
 168                 }
 169         if (h != 2)
 170                 {
 171                 BIO_printf(bio_err,"h should be 2\n");
 172                 goto end;
 173                 }
 174
 175         i=BN_bn2bin(dsa->q,buf);
 176         j=sizeof(out_q);
 177         if ((i != j) || (memcmp(buf,out_q,i) != 0))
 178                 {
 179                 BIO_printf(bio_err,"q value is wrong\n");
 180                 goto end;
 181                 }
 182
 183         i=BN_bn2bin(dsa->p,buf);
 184         j=sizeof(out_p);
 185         if ((i != j) || (memcmp(buf,out_p,i) != 0))
 186                 {
 187                 BIO_printf(bio_err,"p value is wrong\n");
 188                 goto end;
 189                 }
 190
 191         i=BN_bn2bin(dsa->g,buf);
 192         j=sizeof(out_g);
 193         if ((i != j) || (memcmp(buf,out_g,i) != 0))
 194                 {
 195                 BIO_printf(bio_err,"g value is wrong\n");
 196                 goto end;
 197                 }
 198         DSA_generate_key(dsa);
 199         DSA_sign(0, str1, 20, sig, &siglen, dsa);
 200         if (DSA_verify(0, str1, 20, sig, siglen, dsa) == 1)
 201                 ret=1;
 202 end:
 203         if (!ret)
 204                 ERR_print_errors(bio_err);
 205         if (dsa != NULL) DSA_free(dsa);
 206         CRYPTO_cleanup_all_ex_data();
 207         ERR_remove_state(0);
 208         ERR_free_strings();
 209         CRYPTO_mem_leaks(bio_err);
 210         if (bio_err != NULL)
 211                 {
 212                 BIO_free(bio_err);
 213                 bio_err = NULL;
 214                 }
 215         exit(!ret);
 216         return(0);
 217         }
 218
 219 static void MS_CALLBACK dsa_cb(int p, int n, void *arg)
 220         {
 221         char c='*';
 222         static int ok=0,num=0;
 223
 224         if (p == 0) { c='.'; num++; };
 225         if (p == 1) c='+';
 226         if (p == 2) { c='*'; ok++; }
 227         if (p == 3) c='\n';
 228         BIO_write(arg,&c,1);
 229         (void)BIO_flush(arg);
 230
 231         if (!ok && (p == 0) && (num > 1))
 232                 {
 233                 BIO_printf((BIO *)arg,"error in dsatest\n");
 234                 exit(1);
 235                 }
 236         }
 237 #endif