lib/crypto/hmacmd5test.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    HMAC MD5 tests
   4    Copyright (C) Stefan Metzmacher 2006
   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 #include "replace.h"
  20 #include "../lib/util/samba_util.h"
  21 #include "../lib/crypto/crypto.h"
  22
  23 struct torture_context;
  24 bool torture_local_crypto_hmacmd5(struct torture_context *torture);
  25
  26 static DATA_BLOB data_blob_repeat_byte(uint8_t byte, size_t length)
  27 {
  28         DATA_BLOB b = data_blob(NULL, length);
  29         memset(b.data, byte, length);
  30         return b;
  31 }
  32
  33 /*
  34  This uses the test values from rfc 2104, 2202
  35 */
  36 bool torture_local_crypto_hmacmd5(struct torture_context *torture)
  37 {
  38         bool ret = true;
  39         uint32_t i;
  40         struct {
  41                 DATA_BLOB key;
  42                 DATA_BLOB data;
  43                 DATA_BLOB md5;
  44         } testarray[8];
  45
  46         TALLOC_CTX *tctx = talloc_new(torture);
  47         if (!tctx) { return false; };
  48
  49         testarray[0].key        = data_blob_repeat_byte(0x0b, 16);
  50         testarray[0].data       = data_blob_string_const("Hi There");
  51         testarray[0].md5        = strhex_to_data_blob(tctx, "9294727a3638bb1c13f48ef8158bfc9d");
  52
  53         testarray[1].key        = data_blob_string_const("Jefe");
  54         testarray[1].data       = data_blob_string_const("what do ya want for nothing?");
  55         testarray[1].md5        = strhex_to_data_blob(tctx, "750c783e6ab0b503eaa86e310a5db738");
  56
  57         testarray[2].key        = data_blob_repeat_byte(0xaa, 16);
  58         testarray[2].data       = data_blob_repeat_byte(0xdd, 50);
  59         testarray[2].md5        = strhex_to_data_blob(tctx, "56be34521d144c88dbb8c733f0e8b3f6");
  60
  61         testarray[3].key        = strhex_to_data_blob(tctx, "0102030405060708090a0b0c0d0e0f10111213141516171819");
  62         testarray[3].data       = data_blob_repeat_byte(0xcd, 50);
  63         testarray[3].md5        = strhex_to_data_blob(tctx, "697eaf0aca3a3aea3a75164746ffaa79");
  64
  65         testarray[4].key        = data_blob_repeat_byte(0x0c, 16);
  66         testarray[4].data       = data_blob_string_const("Test With Truncation");
  67         testarray[4].md5        = strhex_to_data_blob(tctx, "56461ef2342edc00f9bab995690efd4c");
  68
  69         testarray[5].key        = data_blob_repeat_byte(0xaa, 80);
  70         testarray[5].data       = data_blob_string_const("Test Using Larger Than Block-Size Key - Hash Key First");
  71         testarray[5].md5        = strhex_to_data_blob(tctx, "6b1ab7fe4bd7bf8f0b62e6ce61b9d0cd");
  72
  73         testarray[6].key        = data_blob_repeat_byte(0xaa, 80);
  74         testarray[6].data       = data_blob_string_const("Test Using Larger Than Block-Size Key "
  75                                                          "and Larger Than One Block-Size Data");
  76         testarray[6].md5        = strhex_to_data_blob(tctx, "6f630fad67cda0ee1fb1f562db3aa53e");
  77
  78         testarray[7].key        = data_blob(NULL, 0);
  79
  80         for (i=0; testarray[i].key.data; i++) {
  81                 HMACMD5Context ctx;
  82                 uint8_t md5[16];
  83                 int e;
  84
  85                 hmac_md5_init_rfc2104(testarray[i].key.data, testarray[i].key.length, &ctx);
  86                 hmac_md5_update(testarray[i].data.data, testarray[i].data.length, &ctx);
  87                 hmac_md5_final(md5, &ctx);
  88
  89                 e = memcmp(testarray[i].md5.data,
  90                            md5,
  91                            MIN(testarray[i].md5.length, sizeof(md5)));
  92                 if (e != 0) {
  93                         printf("hmacmd5 test[%u]: failed\n", i);
  94                         dump_data(0, testarray[i].key.data, testarray[i].key.length);
  95                         dump_data(0, testarray[i].data.data, testarray[i].data.length);
  96                         dump_data(0, testarray[i].md5.data, testarray[i].md5.length);
  97                         dump_data(0, md5, sizeof(md5));
  98                         ret = false;
  99                 }
 100         }
 101         talloc_free(tctx);
 102         return ret;
 103 }