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 "crypto.h"
  65 #include "rand.h"
  66 #include "bio.h"
  67 #include "err.h"
  68 #include "dsa.h"
  69 #ifdef WINDOWS
  70 #include "../bio/bss_file.c"
  71 #endif
  72
  73 #ifdef WIN16
  74 #define MS_CALLBACK     _far _loadds
  75 #else
  76 #define MS_CALLBACK
  77 #endif
  78
  79 #ifndef NOPROTO
  80 static void MS_CALLBACK dsa_cb(int p, int n, char *arg);
  81 #else
  82 static void MS_CALLBACK dsa_cb();
  83 #endif
  84
  85 static unsigned char seed[20]={
  86         0xd5,0x01,0x4e,0x4b,0x60,0xef,0x2b,0xa8,0xb6,0x21,0x1b,0x40,
  87         0x62,0xba,0x32,0x24,0xe0,0x42,0x7d,0xd3,
  88         };
  89
  90 static unsigned char out_p[]={
  91         0x8d,0xf2,0xa4,0x94,0x49,0x22,0x76,0xaa,
  92         0x3d,0x25,0x75,0x9b,0xb0,0x68,0x69,0xcb,
  93         0xea,0xc0,0xd8,0x3a,0xfb,0x8d,0x0c,0xf7,
  94         0xcb,0xb8,0x32,0x4f,0x0d,0x78,0x82,0xe5,
  95         0xd0,0x76,0x2f,0xc5,0xb7,0x21,0x0e,0xaf,
  96         0xc2,0xe9,0xad,0xac,0x32,0xab,0x7a,0xac,
  97         0x49,0x69,0x3d,0xfb,0xf8,0x37,0x24,0xc2,
  98         0xec,0x07,0x36,0xee,0x31,0xc8,0x02,0x91,
  99         };
 100
 101 static unsigned char out_q[]={
 102         0xc7,0x73,0x21,0x8c,0x73,0x7e,0xc8,0xee,
 103         0x99,0x3b,0x4f,0x2d,0xed,0x30,0xf4,0x8e,
 104         0xda,0xce,0x91,0x5f,
 105         };
 106
 107 static unsigned char out_g[]={
 108         0x62,0x6d,0x02,0x78,0x39,0xea,0x0a,0x13,
 109         0x41,0x31,0x63,0xa5,0x5b,0x4c,0xb5,0x00,
 110         0x29,0x9d,0x55,0x22,0x95,0x6c,0xef,0xcb,
 111         0x3b,0xff,0x10,0xf3,0x99,0xce,0x2c,0x2e,
 112         0x71,0xcb,0x9d,0xe5,0xfa,0x24,0xba,0xbf,
 113         0x58,0xe5,0xb7,0x95,0x21,0x92,0x5c,0x9c,
 114         0xc4,0x2e,0x9f,0x6f,0x46,0x4b,0x08,0x8c,
 115         0xc5,0x72,0xaf,0x53,0xe6,0xd7,0x88,0x02,
 116         };
 117
 118 static BIO *bio_err=NULL;
 119
 120 int main(argc, argv)
 121 int argc;
 122 char **argv;
 123         {
 124         DSA *dsa=NULL;
 125         int counter,ret=0,i,j;
 126         unsigned char buf[256];
 127         unsigned long h;
 128         unsigned char sig[256];
 129         int siglen;
 130
 131         if (bio_err == NULL)
 132                 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
 133
 134         BIO_printf(bio_err,"test generation of DSA parameters\n");
 135         BIO_printf(bio_err,"expect '.*' followed by 5 lines of '.'s and '+'s\n");
 136         dsa=DSA_generate_parameters(512,seed,20,&counter,&h,dsa_cb,
 137                 (char *)bio_err);
 138
 139         BIO_printf(bio_err,"seed\n");
 140         for (i=0; i<20; i+=4)
 141                 {
 142                 BIO_printf(bio_err,"%02X%02X%02X%02X ",
 143                         seed[i],seed[i+1],seed[i+2],seed[i+3]);
 144                 }
 145         BIO_printf(bio_err,"\ncounter=%d h=%d\n",counter,h);
 146
 147         if (dsa == NULL) goto end;
 148         DSA_print(bio_err,dsa,0);
 149         if (counter != 105)
 150                 {
 151                 BIO_printf(bio_err,"counter should be 105\n");
 152                 goto end;
 153                 }
 154         if (h != 2)
 155                 {
 156                 BIO_printf(bio_err,"h should be 2\n");
 157                 goto end;
 158                 }
 159
 160         i=BN_bn2bin(dsa->q,buf);
 161         j=sizeof(out_q);
 162         if ((i != j) || (memcmp(buf,out_q,i) != 0))
 163                 {
 164                 BIO_printf(bio_err,"q value is wrong\n");
 165                 goto end;
 166                 }
 167
 168         i=BN_bn2bin(dsa->p,buf);
 169         j=sizeof(out_p);
 170         if ((i != j) || (memcmp(buf,out_p,i) != 0))
 171                 {
 172                 BIO_printf(bio_err,"p value is wrong\n");
 173                 goto end;
 174                 }
 175
 176         i=BN_bn2bin(dsa->g,buf);
 177         j=sizeof(out_g);
 178         if ((i != j) || (memcmp(buf,out_g,i) != 0))
 179                 {
 180                 BIO_printf(bio_err,"g value is wrong\n");
 181                 goto end;
 182                 }
 183         DSA_generate_key(dsa);
 184         DSA_sign(0, "12345678901234567890", 20, sig, &siglen, dsa);
 185         if (DSA_verify(0, "12345678901234567890", 20, sig, siglen, dsa) == 1)
 186                 ret=1;
 187 end:
 188         if (!ret)
 189                 ERR_print_errors(bio_err);
 190         if (bio_err != NULL) BIO_free(bio_err);
 191         if (dsa != NULL) DSA_free(dsa);
 192         exit(!ret);
 193         return(0);
 194         }
 195
 196 static void MS_CALLBACK dsa_cb(p, n, arg)
 197 int p;
 198 int n;
 199 char *arg;
 200         {
 201         char c='*';
 202         static int ok=0,num=0;
 203
 204         if (p == 0) { c='.'; num++; };
 205         if (p == 1) c='+';
 206         if (p == 2) { c='*'; ok++; }
 207         if (p == 3) c='\n';
 208         BIO_write((BIO *)arg,&c,1);
 209         BIO_flush((BIO *)arg);
 210
 211         if (!ok && (p == 0) && (num > 1))
 212                 {
 213                 BIO_printf((BIO *)arg,"error in dsatest\n");
 214                 exit(1);
 215                 }
 216         }
 217
 218