1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
|
/* Copyright (c) 2014, Google Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include <openssl/crypto.h>
#include <openssl/digest.h>
#include <openssl/err.h>
#include <openssl/md4.h>
#include <openssl/md5.h>
#include <openssl/sha.h>
#include "../test/scoped_types.h"
struct MD {
// name is the name of the digest.
const char* name;
// md_func is the digest to test.
const EVP_MD *(*func)(void);
// one_shot_func is the convenience one-shot version of the
// digest.
uint8_t *(*one_shot_func)(const uint8_t *, size_t, uint8_t *);
};
static const MD md4 = { "MD4", &EVP_md4, nullptr };
static const MD md5 = { "MD5", &EVP_md5, &MD5 };
static const MD sha1 = { "SHA1", &EVP_sha1, &SHA1 };
static const MD sha224 = { "SHA224", &EVP_sha224, &SHA224 };
static const MD sha256 = { "SHA256", &EVP_sha256, &SHA256 };
static const MD sha384 = { "SHA384", &EVP_sha384, &SHA384 };
static const MD sha512 = { "SHA512", &EVP_sha512, &SHA512 };
static const MD md5_sha1 = { "MD5-SHA1", &EVP_md5_sha1, nullptr };
struct TestVector {
// md is the digest to test.
const MD &md;
// input is a NUL-terminated string to hash.
const char *input;
// repeat is the number of times to repeat input.
size_t repeat;
// expected_hex is the expected digest in hexadecimal.
const char *expected_hex;
};
static const TestVector kTestVectors[] = {
// MD4 tests, from RFC 1320. (crypto/md4 does not provide a
// one-shot MD4 function.)
{ md4, "", 1, "31d6cfe0d16ae931b73c59d7e0c089c0" },
{ md4, "a", 1, "bde52cb31de33e46245e05fbdbd6fb24" },
{ md4, "abc", 1, "a448017aaf21d8525fc10ae87aa6729d" },
{ md4, "message digest", 1, "d9130a8164549fe818874806e1c7014b" },
{ md4, "abcdefghijklmnopqrstuvwxyz", 1,
"d79e1c308aa5bbcdeea8ed63df412da9" },
{ md4,
"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789", 1,
"043f8582f241db351ce627e153e7f0e4" },
{ md4, "1234567890", 8, "e33b4ddc9c38f2199c3e7b164fcc0536" },
// MD5 tests, from RFC 1321.
{ md5, "", 1, "d41d8cd98f00b204e9800998ecf8427e" },
{ md5, "a", 1, "0cc175b9c0f1b6a831c399e269772661" },
{ md5, "abc", 1, "900150983cd24fb0d6963f7d28e17f72" },
{ md5, "message digest", 1, "f96b697d7cb7938d525a2f31aaf161d0" },
{ md5, "abcdefghijklmnopqrstuvwxyz", 1,
"c3fcd3d76192e4007dfb496cca67e13b" },
{ md5,
"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789", 1,
"d174ab98d277d9f5a5611c2c9f419d9f" },
{ md5, "1234567890", 8, "57edf4a22be3c955ac49da2e2107b67a" },
// SHA-1 tests, from RFC 3174.
{ sha1, "abc", 1, "a9993e364706816aba3e25717850c26c9cd0d89d" },
{ sha1,
"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq", 1,
"84983e441c3bd26ebaae4aa1f95129e5e54670f1" },
{ sha1, "a", 1000000, "34aa973cd4c4daa4f61eeb2bdbad27316534016f" },
{ sha1,
"0123456701234567012345670123456701234567012345670123456701234567", 10,
"dea356a2cddd90c7a7ecedc5ebb563934f460452" },
// SHA-224 tests, from RFC 3874.
{ sha224, "abc", 1,
"23097d223405d8228642a477bda255b32aadbce4bda0b3f7e36c9da7" },
{ sha224,
"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq", 1,
"75388b16512776cc5dba5da1fd890150b0c6455cb4f58b1952522525" },
{ sha224,
"a", 1000000,
"20794655980c91d8bbb4c1ea97618a4bf03f42581948b2ee4ee7ad67" },
// SHA-256 tests, from NIST.
{ sha256, "abc", 1,
"ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad" },
{ sha256,
"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq", 1,
"248d6a61d20638b8e5c026930c3e6039a33ce45964ff2167f6ecedd419db06c1" },
// SHA-384 tests, from NIST.
{ sha384, "abc", 1,
"cb00753f45a35e8bb5a03d699ac65007272c32ab0eded1631a8b605a43ff5bed"
"8086072ba1e7cc2358baeca134c825a7" },
{ sha384,
"abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmn"
"hijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu", 1,
"09330c33f71147e83d192fc782cd1b4753111b173b3b05d22fa08086e3b0f712"
"fcc7c71a557e2db966c3e9fa91746039" },
// SHA-512 tests, from NIST.
{ sha512, "abc", 1,
"ddaf35a193617abacc417349ae20413112e6fa4e89a97ea20a9eeee64b55d39a"
"2192992a274fc1a836ba3c23a3feebbd454d4423643ce80e2a9ac94fa54ca49f" },
{ sha512,
"abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmn"
"hijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu", 1,
"8e959b75dae313da8cf4f72814fc143f8f7779c6eb9f7fa17299aeadb6889018"
"501d289e4900f7e4331b99dec4b5433ac7d329eeb6dd26545e96e55b874be909" },
// MD5-SHA1 tests.
{ md5_sha1, "abc", 1,
"900150983cd24fb0d6963f7d28e17f72a9993e364706816aba3e25717850c26c9cd0d89d" },
};
static bool CompareDigest(const TestVector *test,
const uint8_t *digest,
size_t digest_len) {
static const char kHexTable[] = "0123456789abcdef";
size_t i;
char digest_hex[2*EVP_MAX_MD_SIZE + 1];
for (i = 0; i < digest_len; i++) {
digest_hex[2*i] = kHexTable[digest[i] >> 4];
digest_hex[2*i + 1] = kHexTable[digest[i] & 0xf];
}
digest_hex[2*digest_len] = '\0';
if (strcmp(digest_hex, test->expected_hex) != 0) {
fprintf(stderr, "%s(\"%s\" * %d) = %s; want %s\n",
test->md.name, test->input, (int)test->repeat,
digest_hex, test->expected_hex);
return false;
}
return true;
}
static int TestDigest(const TestVector *test) {
ScopedEVP_MD_CTX ctx;
// Test the input provided.
if (!EVP_DigestInit_ex(ctx.get(), test->md.func(), NULL)) {
fprintf(stderr, "EVP_DigestInit_ex failed\n");
return false;
}
for (size_t i = 0; i < test->repeat; i++) {
if (!EVP_DigestUpdate(ctx.get(), test->input, strlen(test->input))) {
fprintf(stderr, "EVP_DigestUpdate failed\n");
return false;
}
}
uint8_t digest[EVP_MAX_MD_SIZE];
unsigned digest_len;
if (!EVP_DigestFinal_ex(ctx.get(), digest, &digest_len)) {
fprintf(stderr, "EVP_DigestFinal_ex failed\n");
return false;
}
if (!CompareDigest(test, digest, digest_len)) {
return false;
}
// Test the input one character at a time.
if (!EVP_DigestInit_ex(ctx.get(), test->md.func(), NULL)) {
fprintf(stderr, "EVP_DigestInit_ex failed\n");
return false;
}
if (!EVP_DigestUpdate(ctx.get(), NULL, 0)) {
fprintf(stderr, "EVP_DigestUpdate failed\n");
return false;
}
for (size_t i = 0; i < test->repeat; i++) {
for (const char *p = test->input; *p; p++) {
if (!EVP_DigestUpdate(ctx.get(), p, 1)) {
fprintf(stderr, "EVP_DigestUpdate failed\n");
return false;
}
}
}
if (!EVP_DigestFinal_ex(ctx.get(), digest, &digest_len)) {
fprintf(stderr, "EVP_DigestFinal_ex failed\n");
return false;
}
if (digest_len != EVP_MD_size(test->md.func())) {
fprintf(stderr, "EVP_MD_size output incorrect\n");
return false;
}
if (!CompareDigest(test, digest, digest_len)) {
return false;
}
// Test the one-shot function.
if (test->md.one_shot_func && test->repeat == 1) {
uint8_t *out = test->md.one_shot_func((const uint8_t *)test->input,
strlen(test->input), digest);
if (out != digest) {
fprintf(stderr, "one_shot_func gave incorrect return\n");
return false;
}
if (!CompareDigest(test, digest, EVP_MD_size(test->md.func()))) {
return false;
}
// Test the deprecated static buffer variant, until it's removed.
out = test->md.one_shot_func((const uint8_t *)test->input,
strlen(test->input), NULL);
if (!CompareDigest(test, out, EVP_MD_size(test->md.func()))) {
return false;
}
}
return true;
}
int main(void) {
CRYPTO_library_init();
ERR_load_crypto_strings();
for (size_t i = 0; i < sizeof(kTestVectors) / sizeof(kTestVectors[0]); i++) {
if (!TestDigest(&kTestVectors[i])) {
fprintf(stderr, "Test %d failed\n", (int)i);
return 1;
}
}
printf("PASS\n");
return 0;
}
|
