main-sha1-test.c

   1 /* main-sha1-test.c */
   2 /*
   3     This file is part of the Crypto-avr-lib/microcrypt-lib.
   4     Copyright (C) 2008  Daniel Otte (daniel.otte@rub.de)
   5
   6     This program 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     This program 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  * SHA-1 test-suit
  21  *
  22 */
  23
  24 #include "config.h"
  25 #include "serial-tools.h"
  26 #include "uart.h"
  27 #include "debug.h"
  28
  29 #include "sha1.h"
  30
  31 #include <stdint.h>
  32 #include <string.h>
  33
  34
  35 /*****************************************************************************
  36  *  additional validation-functions                                                                                      *
  37  *****************************************************************************/
  38
  39 /*****************************************************************************
  40  *  self tests                                                                                                                           *
  41  *****************************************************************************/
  42
  43 void sha1_ctx_dump(sha1_ctx_t *s){
  44         uint8_t i;
  45         uart_putstr("\r\n==== sha1_ctx_dump ====");
  46         for(i=0;i<5;++i){
  47                 uart_putstr("\r\na["); uart_hexdump(&i, 1); uart_putstr("]: ");
  48                 uart_hexdump(&(s->h[i]), 4);
  49         }
  50         uart_putstr("\r\nlength"); uart_hexdump(&i, 8);
  51 }
  52
  53 void testrun_sha1(void){
  54         sha1_hash_t hash;
  55         sha1(&hash,"abc",3*8);
  56         uart_putstr("\r\nsha1(\"abc\") = \r\n\t");
  57         uart_hexdump(hash,SHA1_HASH_BITS/8);
  58
  59         sha1(&hash,"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq",448);
  60         uart_putstr("\r\nsha1(\"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq\") = \r\n\t");
  61         uart_hexdump(hash,SHA1_HASH_BITS/8);
  62
  63         uart_putstr("\r\nsha1(1,000,000 * 'a') = \r\n\t");
  64         {
  65                 uint8_t block[SHA1_BLOCK_BITS/8];
  66                 uint16_t i;
  67                 sha1_ctx_t s;
  68                 memset(block,'a',SHA1_BLOCK_BITS/8);
  69                 sha1_init(&s);
  70                 for(i=0;i<15625; ++i){ /* (1000000/(SHA1_BLOCK_BITS/8)) */
  71                         sha1_nextBlock(&s, block);
  72                 }
  73                 sha1_lastBlock(&s,block,0);
  74                 sha1_ctx2hash(&hash, &s);
  75         }
  76         uart_hexdump(hash,SHA1_HASH_BITS/8);
  77
  78
  79         uart_putstr("\r\nx");
  80 }
  81
  82
  83
  84 /*****************************************************************************
  85  *  main                                                                                                                                         *
  86  *****************************************************************************/
  87
  88 int main (void){
  89         char str[20];
  90
  91         DEBUG_INIT();
  92         uart_putstr("\r\n");
  93
  94         uart_putstr("\r\n\r\nCrypto-VS (SHA-1)\r\nloaded and running\r\n");
  95
  96 restart:
  97         while(1){
  98                 if (!getnextwordn(str,20))  {DEBUG_S("DBG: W1\r\n"); goto error;}
  99                 if (strcmp(str, "test")) {DEBUG_S("DBG: 1b\r\n"); goto error;}
 100                         testrun_sha1();
 101                 goto restart;
 102                 continue;
 103         error:
 104                 uart_putstr("ERROR\r\n");
 105         }
 106
 107
 108 }
 109