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      1 /* Copyright (C) 2011 Red Hat, Inc.
      2    This file is part of elfutils.
      3 
      4    This file is free software; you can redistribute it and/or modify
      5    it under the terms of the GNU General Public License as published by
      6    the Free Software Foundation; either version 3 of the License, or
      7    (at your option) any later version.
      8 
      9    elfutils is distributed in the hope that it will be useful, but
     10    WITHOUT ANY WARRANTY; without even the implied warranty of
     11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     12    GNU General Public License for more details.
     13 
     14    You should have received a copy of the GNU General Public License
     15    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
     16 
     17 #ifdef HAVE_CONFIG_H
     18 # include <config.h>
     19 #endif
     20 
     21 #include <string.h>
     22 #include <error.h>
     23 
     24 #include "md5.h"
     25 #include "sha1.h"
     26 
     27 static const struct expected
     28 {
     29   const char *sample;
     30   const char *md5_expected;
     31   const char *sha1_expected;
     32 } tests[] =
     33   {
     34     {
     35       "abc",
     36       "\x90\x01\x50\x98\x3c\xd2\x4f\xb0\xd6\x96\x3f\x7d\x28\xe1\x7f\x72",
     37       "\xa9\x99\x3e\x36\x47\x06\x81\x6a\xba\x3e"
     38       "\x25\x71\x78\x50\xc2\x6c\x9c\xd0\xd8\x9d"
     39     },
     40     {
     41       "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq",
     42       "\x82\x15\xef\x07\x96\xa2\x0b\xca\xaa\xe1\x16\xd3\x87\x6c\x66\x4a",
     43       "\x84\x98\x3e\x44\x1c\x3b\xd2\x6e\xba\xae"
     44       "\x4a\xa1\xf9\x51\x29\xe5\xe5\x46\x70\xf1"
     45     },
     46     {
     47       "\0a",
     48       "\x77\x07\xd6\xae\x4e\x02\x7c\x70\xee\xa2\xa9\x35\xc2\x29\x6f\x21",
     49       "\x34\xaa\x97\x3c\xd4\xc4\xda\xa4\xf6\x1e"
     50       "\xeb\x2b\xdb\xad\x27\x31\x65\x34\x01\x6f",
     51     },
     52     {
     53       "When in the Course of human events it becomes necessary",
     54       "\x62\x6b\x5e\x22\xcd\x3d\x02\xea\x07\xde\xd4\x50\x62\x3d\xb9\x96",
     55       "\x66\xc3\xc6\x8d\x62\x91\xc5\x1e\x63\x0c"
     56       "\x85\xc8\x6c\xc4\x4b\x3a\x79\x3e\x07\x28",
     57     },
     58   };
     59 #define NTESTS (sizeof tests / sizeof tests[0])
     60 
     61 #define md5_size	16
     62 #define sha1_size	20
     63 
     64 #define TEST_HASH(ALGO, I)						      \
     65   {									      \
     66     struct ALGO##_ctx ctx;						      \
     67     uint32_t result_buffer[(ALGO##_size + 3) / 4];			      \
     68     ALGO##_init_ctx (&ctx);						      \
     69     if (tests[I].sample[0] == '\0')					      \
     70       {									      \
     71 	char input_buffer[1000];					      \
     72 	memset (input_buffer, tests[I].sample[1], sizeof input_buffer);	      \
     73 	for (int rept = 0; rept < 1000; ++rept)				      \
     74 	  ALGO##_process_bytes (input_buffer, sizeof input_buffer, &ctx);     \
     75       }									      \
     76     else								      \
     77       ALGO##_process_bytes (tests[I].sample, strlen (tests[I].sample), &ctx); \
     78     char *result = ALGO##_finish_ctx (&ctx, result_buffer);		      \
     79     if (result != (void *) result_buffer				      \
     80 	|| memcmp (result, tests[I].ALGO##_expected, ALGO##_size) != 0)	      \
     81       error (0, 0, #ALGO " test %zu failed", 1 + I);			      \
     82   }
     83 
     84 int
     85 main (void)
     86 {
     87   for (size_t i = 0; i < NTESTS; ++i)
     88     {
     89       TEST_HASH (md5, i);
     90       TEST_HASH (sha1, i);
     91     }
     92   return error_message_count;
     93 }
     94