main-sha1-test.c

   1 /*
   2  * SHA-1 test-suit
   3  *
   4 */
   5
   6 #include "config.h"
   7 #include "serial-tools.h"
   8 #include "uart.h"
   9 #include "debug.h"
  10
  11 #include "sha1.h"
  12
  13 #include <stdint.h>
  14 #include <string.h>
  15
  16
  17 /*****************************************************************************
  18  *  additional validation-functions                                                                                      *
  19  *****************************************************************************/
  20
  21 /*****************************************************************************
  22  *  self tests                                                                                                                           *
  23  *****************************************************************************/
  24
  25 void sha1_ctx_dump(sha1_ctx_t *s){
  26         uint8_t i;
  27         uart_putstr("\r\n==== sha1_ctx_dump ====");
  28         for(i=0;i<5;++i){
  29                 uart_putstr("\r\na["); uart_hexdump(&i, 1); uart_putstr("]: ");
  30                 uart_hexdump(&(s->h[i]), 4);
  31         }
  32         uart_putstr("\r\nlength"); uart_hexdump(&i, 8);
  33 }
  34
  35 void testrun_sha1(void){
  36         sha1_hash_t hash;
  37         sha1(&hash,"abc",3*8);
  38         uart_putstr("\r\nsha1(\"abc\") = \r\n\t");
  39         uart_hexdump(hash,SHA1_HASH_BITS/8);
  40
  41         sha1(&hash,"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq",448);
  42         uart_putstr("\r\nsha1(\"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq\") = \r\n\t");
  43         uart_hexdump(hash,SHA1_HASH_BITS/8);
  44
  45         uart_putstr("\r\nsha1(1,000,000 * 'a') = \r\n\t");
  46         {
  47                 uint8_t block[SHA1_BLOCK_BITS/8];
  48                 uint16_t i;
  49                 sha1_ctx_t s;
  50                 memset(block,'a',SHA1_BLOCK_BITS/8);
  51                 sha1_init(&s);
  52                 for(i=0;i<15625; ++i){ /* (1000000/(SHA1_BLOCK_BITS/8)) */
  53                         sha1_nextBlock(&s, block);
  54                 }
  55                 sha1_lastBlock(&s,block,0);
  56                 sha1_ctx2hash(&hash, &s);
  57         }
  58         uart_hexdump(hash,SHA1_HASH_BITS/8);
  59
  60
  61         uart_putstr("\r\nx");
  62 }
  63
  64
  65
  66 /*****************************************************************************
  67  *  main                                                                                                                                         *
  68  *****************************************************************************/
  69
  70 int main (void){
  71         char str[20];
  72
  73         DEBUG_INIT();
  74         uart_putstr("\r\n");
  75
  76         uart_putstr("\r\n\r\nCrypto-VS (SHA-1)\r\nloaded and running\r\n");
  77
  78 restart:
  79         while(1){
  80                 if (!getnextwordn(str,20))  {DEBUG_S("DBG: W1\r\n"); goto error;}
  81                 if (strcmp(str, "test")) {DEBUG_S("DBG: 1b\r\n"); goto error;}
  82                         testrun_sha1();
  83                 goto restart;
  84                 continue;
  85         error:
  86                 uart_putstr("ERROR\r\n");
  87         }
  88
  89
  90 }
  91