LCOV - code coverage report
Current view: top level - home/mbr/git/openssl.git/test - dsatest.c (source / functions) Hit Total Coverage
Test: lcov_coverage_final.info Lines: 59 72 81.9 %
Date: 2014-08-02 Functions: 2 2 100.0 %
Branches: 29 46 63.0 %

           Branch data     Line data    Source code
       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                 :            : /* Until the key-gen callbacks are modified to use newer prototypes, we allow
      60                 :            :  * deprecated functions for openssl-internal code */
      61                 :            : #ifdef OPENSSL_NO_DEPRECATED
      62                 :            : #undef OPENSSL_NO_DEPRECATED
      63                 :            : #endif
      64                 :            : 
      65                 :            : #include <stdio.h>
      66                 :            : #include <stdlib.h>
      67                 :            : #include <string.h>
      68                 :            : #include <sys/types.h>
      69                 :            : #include <sys/stat.h>
      70                 :            : 
      71                 :            : #include "../e_os.h"
      72                 :            : 
      73                 :            : #include <openssl/crypto.h>
      74                 :            : #include <openssl/rand.h>
      75                 :            : #include <openssl/bio.h>
      76                 :            : #include <openssl/err.h>
      77                 :            : #include <openssl/bn.h>
      78                 :            : 
      79                 :            : #ifdef OPENSSL_NO_DSA
      80                 :            : int main(int argc, char *argv[])
      81                 :            : {
      82                 :            :     printf("No DSA support\n");
      83                 :            :     return(0);
      84                 :            : }
      85                 :            : #else
      86                 :            : #include <openssl/dsa.h>
      87                 :            : 
      88                 :            : #ifdef OPENSSL_SYS_WIN16
      89                 :            : #define MS_CALLBACK     _far _loadds
      90                 :            : #else
      91                 :            : #define MS_CALLBACK
      92                 :            : #endif
      93                 :            : 
      94                 :            : static int MS_CALLBACK dsa_cb(int p, int n, BN_GENCB *arg);
      95                 :            : 
      96                 :            : /* seed, out_p, out_q, out_g are taken from the updated Appendix 5 to
      97                 :            :  * FIPS PUB 186 and also appear in Appendix 5 to FIPS PIB 186-1 */
      98                 :            : static unsigned char seed[20]={
      99                 :            :         0xd5,0x01,0x4e,0x4b,0x60,0xef,0x2b,0xa8,0xb6,0x21,0x1b,0x40,
     100                 :            :         0x62,0xba,0x32,0x24,0xe0,0x42,0x7d,0xd3,
     101                 :            :         };
     102                 :            : 
     103                 :            : static unsigned char out_p[]={
     104                 :            :         0x8d,0xf2,0xa4,0x94,0x49,0x22,0x76,0xaa,
     105                 :            :         0x3d,0x25,0x75,0x9b,0xb0,0x68,0x69,0xcb,
     106                 :            :         0xea,0xc0,0xd8,0x3a,0xfb,0x8d,0x0c,0xf7,
     107                 :            :         0xcb,0xb8,0x32,0x4f,0x0d,0x78,0x82,0xe5,
     108                 :            :         0xd0,0x76,0x2f,0xc5,0xb7,0x21,0x0e,0xaf,
     109                 :            :         0xc2,0xe9,0xad,0xac,0x32,0xab,0x7a,0xac,
     110                 :            :         0x49,0x69,0x3d,0xfb,0xf8,0x37,0x24,0xc2,
     111                 :            :         0xec,0x07,0x36,0xee,0x31,0xc8,0x02,0x91,
     112                 :            :         };
     113                 :            : 
     114                 :            : static unsigned char out_q[]={
     115                 :            :         0xc7,0x73,0x21,0x8c,0x73,0x7e,0xc8,0xee,
     116                 :            :         0x99,0x3b,0x4f,0x2d,0xed,0x30,0xf4,0x8e,
     117                 :            :         0xda,0xce,0x91,0x5f,
     118                 :            :         };
     119                 :            : 
     120                 :            : static unsigned char out_g[]={
     121                 :            :         0x62,0x6d,0x02,0x78,0x39,0xea,0x0a,0x13,
     122                 :            :         0x41,0x31,0x63,0xa5,0x5b,0x4c,0xb5,0x00,
     123                 :            :         0x29,0x9d,0x55,0x22,0x95,0x6c,0xef,0xcb,
     124                 :            :         0x3b,0xff,0x10,0xf3,0x99,0xce,0x2c,0x2e,
     125                 :            :         0x71,0xcb,0x9d,0xe5,0xfa,0x24,0xba,0xbf,
     126                 :            :         0x58,0xe5,0xb7,0x95,0x21,0x92,0x5c,0x9c,
     127                 :            :         0xc4,0x2e,0x9f,0x6f,0x46,0x4b,0x08,0x8c,
     128                 :            :         0xc5,0x72,0xaf,0x53,0xe6,0xd7,0x88,0x02,
     129                 :            :         };
     130                 :            : 
     131                 :            : static const unsigned char str1[]="12345678901234567890";
     132                 :            : 
     133                 :            : static const char rnd_seed[] = "string to make the random number generator think it has entropy";
     134                 :            : 
     135                 :            : static BIO *bio_err=NULL;
     136                 :            : 
     137                 :          2 : int main(int argc, char **argv)
     138                 :            :         {
     139                 :            :         BN_GENCB cb;
     140                 :          2 :         DSA *dsa=NULL;
     141                 :          2 :         int counter,ret=0,i,j;
     142                 :            :         unsigned char buf[256];
     143                 :            :         unsigned long h;
     144                 :            :         unsigned char sig[256];
     145                 :            :         unsigned int siglen;
     146                 :            : 
     147         [ +  - ]:          2 :         if (bio_err == NULL)
     148                 :          2 :                 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
     149                 :            : 
     150                 :          2 :         CRYPTO_malloc_debug_init();
     151                 :          2 :         CRYPTO_dbg_set_options(V_CRYPTO_MDEBUG_ALL);
     152                 :          2 :         CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
     153                 :            : 
     154                 :          2 :         ERR_load_crypto_strings();
     155                 :          2 :         RAND_seed(rnd_seed, sizeof rnd_seed);
     156                 :            : 
     157                 :          2 :         BIO_printf(bio_err,"test generation of DSA parameters\n");
     158                 :            : 
     159                 :          2 :         BN_GENCB_set(&cb, dsa_cb, bio_err);
     160 [ +  - ][ +  - ]:          2 :         if(((dsa = DSA_new()) == NULL) || !DSA_generate_parameters_ex(dsa, 512,
     161                 :            :                                 seed, 20, &counter, &h, &cb))
     162                 :            :                 goto end;
     163                 :            : 
     164                 :          2 :         BIO_printf(bio_err,"seed\n");
     165         [ +  + ]:         12 :         for (i=0; i<20; i+=4)
     166                 :            :                 {
     167                 :         10 :                 BIO_printf(bio_err,"%02X%02X%02X%02X ",
     168                 :         40 :                         seed[i],seed[i+1],seed[i+2],seed[i+3]);
     169                 :            :                 }
     170                 :          2 :         BIO_printf(bio_err,"\ncounter=%d h=%ld\n",counter,h);
     171                 :            :                 
     172                 :          2 :         DSA_print(bio_err,dsa,0);
     173         [ -  + ]:          2 :         if (counter != 105) 
     174                 :            :                 {
     175                 :          0 :                 BIO_printf(bio_err,"counter should be 105\n");
     176                 :          0 :                 goto end;
     177                 :            :                 }
     178         [ -  + ]:          2 :         if (h != 2)
     179                 :            :                 {
     180                 :          0 :                 BIO_printf(bio_err,"h should be 2\n");
     181                 :          0 :                 goto end;
     182                 :            :                 }
     183                 :            : 
     184                 :          2 :         i=BN_bn2bin(dsa->q,buf);
     185                 :          2 :         j=sizeof(out_q);
     186 [ +  - ][ -  + ]:          2 :         if ((i != j) || (memcmp(buf,out_q,i) != 0))
     187                 :            :                 {
     188                 :          0 :                 BIO_printf(bio_err,"q value is wrong\n");
     189                 :          0 :                 goto end;
     190                 :            :                 }
     191                 :            : 
     192                 :          2 :         i=BN_bn2bin(dsa->p,buf);
     193                 :          2 :         j=sizeof(out_p);
     194 [ +  - ][ -  + ]:          2 :         if ((i != j) || (memcmp(buf,out_p,i) != 0))
     195                 :            :                 {
     196                 :          0 :                 BIO_printf(bio_err,"p value is wrong\n");
     197                 :          0 :                 goto end;
     198                 :            :                 }
     199                 :            : 
     200                 :          2 :         i=BN_bn2bin(dsa->g,buf);
     201                 :          2 :         j=sizeof(out_g);
     202 [ +  - ][ -  + ]:          2 :         if ((i != j) || (memcmp(buf,out_g,i) != 0))
     203                 :            :                 {
     204                 :          0 :                 BIO_printf(bio_err,"g value is wrong\n");
     205                 :          0 :                 goto end;
     206                 :            :                 }
     207                 :            : 
     208                 :          2 :         dsa->flags |= DSA_FLAG_NO_EXP_CONSTTIME;
     209                 :          2 :         DSA_generate_key(dsa);
     210                 :          2 :         DSA_sign(0, str1, 20, sig, &siglen, dsa);
     211         [ +  - ]:          2 :         if (DSA_verify(0, str1, 20, sig, siglen, dsa) == 1)
     212                 :          2 :                 ret=1;
     213                 :            : 
     214                 :          2 :         dsa->flags &= ~DSA_FLAG_NO_EXP_CONSTTIME;
     215                 :          2 :         DSA_generate_key(dsa);
     216                 :          2 :         DSA_sign(0, str1, 20, sig, &siglen, dsa);
     217         [ +  - ]:          2 :         if (DSA_verify(0, str1, 20, sig, siglen, dsa) == 1)
     218                 :          2 :                 ret=1;
     219                 :            : 
     220                 :            : end:
     221         [ -  + ]:          2 :         if (!ret)
     222                 :          0 :                 ERR_print_errors(bio_err);
     223         [ +  - ]:          2 :         if (dsa != NULL) DSA_free(dsa);
     224                 :          2 :         CRYPTO_cleanup_all_ex_data();
     225                 :          2 :         ERR_remove_thread_state(NULL);
     226                 :          2 :         ERR_free_strings();
     227                 :          2 :         CRYPTO_mem_leaks(bio_err);
     228         [ +  - ]:          2 :         if (bio_err != NULL)
     229                 :            :                 {
     230                 :          2 :                 BIO_free(bio_err);
     231                 :          2 :                 bio_err = NULL;
     232                 :            :                 }
     233                 :            : #ifdef OPENSSL_SYS_NETWARE
     234                 :            :     if (!ret) printf("ERROR\n");
     235                 :            : #endif
     236                 :          2 :         EXIT(!ret);
     237                 :            :         return(0);
     238                 :            :         }
     239                 :            : 
     240                 :        436 : static int MS_CALLBACK dsa_cb(int p, int n, BN_GENCB *arg)
     241                 :            :         {
     242                 :        436 :         char c='*';
     243                 :            :         static int ok=0,num=0;
     244                 :            : 
     245         [ +  + ]:        436 :         if (p == 0) { c='.'; num++; };
     246         [ +  + ]:        436 :         if (p == 1) c='+';
     247         [ +  + ]:        436 :         if (p == 2) { c='*'; ok++; }
     248         [ +  + ]:        436 :         if (p == 3) c='\n';
     249                 :        436 :         BIO_write(arg->arg,&c,1);
     250                 :        436 :         (void)BIO_flush(arg->arg);
     251                 :            : 
     252 [ +  + ][ -  + ]:        436 :         if (!ok && (p == 0) && (num > 1))
     253                 :            :                 {
     254                 :          0 :                 BIO_printf((BIO *)arg,"error in dsatest\n");
     255                 :          0 :                 return 0;
     256                 :            :                 }
     257                 :            :         return 1;
     258                 :            :         }
     259                 :            : #endif

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