1 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
2 * All rights reserved.
3 *
4 * This package is an SSL implementation written
5 * by Eric Young (eay@cryptsoft.com).
6 * The implementation was written so as to conform with Netscapes SSL.
7 *
8 * This library is free for commercial and non-commercial use as long as
9 * the following conditions are aheared to. The following conditions
10 * apply to all code found in this distribution, be it the RC4, RSA,
11 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
12 * included with this distribution is covered by the same copyright terms
13 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
14 *
15 * Copyright remains Eric Young's, and as such any Copyright notices in
16 * the code are not to be removed.
17 * If this package is used in a product, Eric Young should be given attribution
18 * as the author of the parts of the library used.
19 * This can be in the form of a textual message at program startup or
20 * in documentation (online or textual) provided with the package.
21 *
22 * Redistribution and use in source and binary forms, with or without
23 * modification, are permitted provided that the following conditions
24 * are met:
25 * 1. Redistributions of source code must retain the copyright
26 * notice, this list of conditions and the following disclaimer.
27 * 2. Redistributions in binary form must reproduce the above copyright
28 * notice, this list of conditions and the following disclaimer in the
29 * documentation and/or other materials provided with the distribution.
30 * 3. All advertising materials mentioning features or use of this software
31 * must display the following acknowledgement:
32 * "This product includes cryptographic software written by
33 * Eric Young (eay@cryptsoft.com)"
34 * The word 'cryptographic' can be left out if the rouines from the library
35 * being used are not cryptographic related :-).
36 * 4. If you include any Windows specific code (or a derivative thereof) from
37 * the apps directory (application code) you must include an acknowledgement:
38 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
39 *
40 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
41 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
43 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
44 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
45 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
46 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
48 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
49 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
50 * SUCH DAMAGE.
51 *
52 * The licence and distribution terms for any publically available version or
53 * derivative of this code cannot be changed. i.e. this code cannot simply be
54 * copied and put under another distribution licence
55 * [including the GNU Public Licence.] */
56
57 #include <openssl/dh.h>
58
59 #include <stdio.h>
60 #include <string.h>
61
62 #include <vector>
63
64 #include <gtest/gtest.h>
65
66 #include <openssl/bn.h>
67 #include <openssl/bytestring.h>
68 #include <openssl/crypto.h>
69 #include <openssl/dh.h>
70 #include <openssl/err.h>
71 #include <openssl/mem.h>
72
73 #include "../internal.h"
74
75
76 static bool RunBasicTests();
77 static bool RunRFC5114Tests();
78 static bool TestBadY();
79 static bool TestASN1();
80 static bool TestRFC3526();
81
82 // TODO(davidben): Convert this file to GTest properly.
TEST(DHTest,AllTests)83 TEST(DHTest, AllTests) {
84 if (!RunBasicTests() ||
85 !RunRFC5114Tests() ||
86 !TestBadY() ||
87 !TestASN1() ||
88 !TestRFC3526()) {
89 ADD_FAILURE() << "Tests failed.";
90 }
91 }
92
GenerateCallback(int p,int n,BN_GENCB * arg)93 static int GenerateCallback(int p, int n, BN_GENCB *arg) {
94 char c = '*';
95
96 if (p == 0) {
97 c = '.';
98 } else if (p == 1) {
99 c = '+';
100 } else if (p == 2) {
101 c = '*';
102 } else if (p == 3) {
103 c = '\n';
104 }
105 FILE *out = reinterpret_cast<FILE*>(arg->arg);
106 fputc(c, out);
107 fflush(out);
108
109 return 1;
110 }
111
RunBasicTests()112 static bool RunBasicTests() {
113 BN_GENCB cb;
114 BN_GENCB_set(&cb, &GenerateCallback, stdout);
115 bssl::UniquePtr<DH> a(DH_new());
116 if (!a || !DH_generate_parameters_ex(a.get(), 64, DH_GENERATOR_5, &cb)) {
117 return false;
118 }
119
120 int check_result;
121 if (!DH_check(a.get(), &check_result)) {
122 return false;
123 }
124 if (check_result & DH_CHECK_P_NOT_PRIME) {
125 printf("p value is not prime\n");
126 }
127 if (check_result & DH_CHECK_P_NOT_SAFE_PRIME) {
128 printf("p value is not a safe prime\n");
129 }
130 if (check_result & DH_CHECK_UNABLE_TO_CHECK_GENERATOR) {
131 printf("unable to check the generator value\n");
132 }
133 if (check_result & DH_CHECK_NOT_SUITABLE_GENERATOR) {
134 printf("the g value is not a generator\n");
135 }
136
137 printf("\np = ");
138 BN_print_fp(stdout, a->p);
139 printf("\ng = ");
140 BN_print_fp(stdout, a->g);
141 printf("\n");
142
143 bssl::UniquePtr<DH> b(DH_new());
144 if (!b) {
145 return false;
146 }
147
148 b->p = BN_dup(a->p);
149 b->g = BN_dup(a->g);
150 if (b->p == nullptr || b->g == nullptr) {
151 return false;
152 }
153
154 if (!DH_generate_key(a.get())) {
155 return false;
156 }
157 printf("pri1 = ");
158 BN_print_fp(stdout, a->priv_key);
159 printf("\npub1 = ");
160 BN_print_fp(stdout, a->pub_key);
161 printf("\n");
162
163 if (!DH_generate_key(b.get())) {
164 return false;
165 }
166 printf("pri2 = ");
167 BN_print_fp(stdout, b->priv_key);
168 printf("\npub2 = ");
169 BN_print_fp(stdout, b->pub_key);
170 printf("\n");
171
172 std::vector<uint8_t> key1(DH_size(a.get()));
173 int ret = DH_compute_key(key1.data(), b->pub_key, a.get());
174 if (ret < 0) {
175 return false;
176 }
177 key1.resize(ret);
178
179 printf("key1 = ");
180 for (size_t i = 0; i < key1.size(); i++) {
181 printf("%02x", key1[i]);
182 }
183 printf("\n");
184
185 std::vector<uint8_t> key2(DH_size(b.get()));
186 ret = DH_compute_key(key2.data(), a->pub_key, b.get());
187 if (ret < 0) {
188 return false;
189 }
190 key2.resize(ret);
191
192 printf("key2 = ");
193 for (size_t i = 0; i < key2.size(); i++) {
194 printf("%02x", key2[i]);
195 }
196 printf("\n");
197
198 if (key1.size() < 4 || key1 != key2) {
199 fprintf(stderr, "Error in DH routines\n");
200 return false;
201 }
202
203 return true;
204 }
205
206 /* Test data from RFC 5114 */
207
208 static const uint8_t kDHTest1024_160_xA[] = {
209 0xB9, 0xA3, 0xB3, 0xAE, 0x8F, 0xEF, 0xC1, 0xA2, 0x93, 0x04,
210 0x96, 0x50, 0x70, 0x86, 0xF8, 0x45, 0x5D, 0x48, 0x94, 0x3E};
211 static const uint8_t kDHTest1024_160_yA[] = {
212 0x2A, 0x85, 0x3B, 0x3D, 0x92, 0x19, 0x75, 0x01, 0xB9, 0x01, 0x5B, 0x2D,
213 0xEB, 0x3E, 0xD8, 0x4F, 0x5E, 0x02, 0x1D, 0xCC, 0x3E, 0x52, 0xF1, 0x09,
214 0xD3, 0x27, 0x3D, 0x2B, 0x75, 0x21, 0x28, 0x1C, 0xBA, 0xBE, 0x0E, 0x76,
215 0xFF, 0x57, 0x27, 0xFA, 0x8A, 0xCC, 0xE2, 0x69, 0x56, 0xBA, 0x9A, 0x1F,
216 0xCA, 0x26, 0xF2, 0x02, 0x28, 0xD8, 0x69, 0x3F, 0xEB, 0x10, 0x84, 0x1D,
217 0x84, 0xA7, 0x36, 0x00, 0x54, 0xEC, 0xE5, 0xA7, 0xF5, 0xB7, 0xA6, 0x1A,
218 0xD3, 0xDF, 0xB3, 0xC6, 0x0D, 0x2E, 0x43, 0x10, 0x6D, 0x87, 0x27, 0xDA,
219 0x37, 0xDF, 0x9C, 0xCE, 0x95, 0xB4, 0x78, 0x75, 0x5D, 0x06, 0xBC, 0xEA,
220 0x8F, 0x9D, 0x45, 0x96, 0x5F, 0x75, 0xA5, 0xF3, 0xD1, 0xDF, 0x37, 0x01,
221 0x16, 0x5F, 0xC9, 0xE5, 0x0C, 0x42, 0x79, 0xCE, 0xB0, 0x7F, 0x98, 0x95,
222 0x40, 0xAE, 0x96, 0xD5, 0xD8, 0x8E, 0xD7, 0x76};
223 static const uint8_t kDHTest1024_160_xB[] = {
224 0x93, 0x92, 0xC9, 0xF9, 0xEB, 0x6A, 0x7A, 0x6A, 0x90, 0x22,
225 0xF7, 0xD8, 0x3E, 0x72, 0x23, 0xC6, 0x83, 0x5B, 0xBD, 0xDA};
226 static const uint8_t kDHTest1024_160_yB[] = {
227 0x71, 0x7A, 0x6C, 0xB0, 0x53, 0x37, 0x1F, 0xF4, 0xA3, 0xB9, 0x32, 0x94,
228 0x1C, 0x1E, 0x56, 0x63, 0xF8, 0x61, 0xA1, 0xD6, 0xAD, 0x34, 0xAE, 0x66,
229 0x57, 0x6D, 0xFB, 0x98, 0xF6, 0xC6, 0xCB, 0xF9, 0xDD, 0xD5, 0xA5, 0x6C,
230 0x78, 0x33, 0xF6, 0xBC, 0xFD, 0xFF, 0x09, 0x55, 0x82, 0xAD, 0x86, 0x8E,
231 0x44, 0x0E, 0x8D, 0x09, 0xFD, 0x76, 0x9E, 0x3C, 0xEC, 0xCD, 0xC3, 0xD3,
232 0xB1, 0xE4, 0xCF, 0xA0, 0x57, 0x77, 0x6C, 0xAA, 0xF9, 0x73, 0x9B, 0x6A,
233 0x9F, 0xEE, 0x8E, 0x74, 0x11, 0xF8, 0xD6, 0xDA, 0xC0, 0x9D, 0x6A, 0x4E,
234 0xDB, 0x46, 0xCC, 0x2B, 0x5D, 0x52, 0x03, 0x09, 0x0E, 0xAE, 0x61, 0x26,
235 0x31, 0x1E, 0x53, 0xFD, 0x2C, 0x14, 0xB5, 0x74, 0xE6, 0xA3, 0x10, 0x9A,
236 0x3D, 0xA1, 0xBE, 0x41, 0xBD, 0xCE, 0xAA, 0x18, 0x6F, 0x5C, 0xE0, 0x67,
237 0x16, 0xA2, 0xB6, 0xA0, 0x7B, 0x3C, 0x33, 0xFE};
238 static const uint8_t kDHTest1024_160_Z[] = {
239 0x5C, 0x80, 0x4F, 0x45, 0x4D, 0x30, 0xD9, 0xC4, 0xDF, 0x85, 0x27, 0x1F,
240 0x93, 0x52, 0x8C, 0x91, 0xDF, 0x6B, 0x48, 0xAB, 0x5F, 0x80, 0xB3, 0xB5,
241 0x9C, 0xAA, 0xC1, 0xB2, 0x8F, 0x8A, 0xCB, 0xA9, 0xCD, 0x3E, 0x39, 0xF3,
242 0xCB, 0x61, 0x45, 0x25, 0xD9, 0x52, 0x1D, 0x2E, 0x64, 0x4C, 0x53, 0xB8,
243 0x07, 0xB8, 0x10, 0xF3, 0x40, 0x06, 0x2F, 0x25, 0x7D, 0x7D, 0x6F, 0xBF,
244 0xE8, 0xD5, 0xE8, 0xF0, 0x72, 0xE9, 0xB6, 0xE9, 0xAF, 0xDA, 0x94, 0x13,
245 0xEA, 0xFB, 0x2E, 0x8B, 0x06, 0x99, 0xB1, 0xFB, 0x5A, 0x0C, 0xAC, 0xED,
246 0xDE, 0xAE, 0xAD, 0x7E, 0x9C, 0xFB, 0xB3, 0x6A, 0xE2, 0xB4, 0x20, 0x83,
247 0x5B, 0xD8, 0x3A, 0x19, 0xFB, 0x0B, 0x5E, 0x96, 0xBF, 0x8F, 0xA4, 0xD0,
248 0x9E, 0x34, 0x55, 0x25, 0x16, 0x7E, 0xCD, 0x91, 0x55, 0x41, 0x6F, 0x46,
249 0xF4, 0x08, 0xED, 0x31, 0xB6, 0x3C, 0x6E, 0x6D};
250 static const uint8_t kDHTest2048_224_xA[] = {
251 0x22, 0xE6, 0x26, 0x01, 0xDB, 0xFF, 0xD0, 0x67, 0x08, 0xA6,
252 0x80, 0xF7, 0x47, 0xF3, 0x61, 0xF7, 0x6D, 0x8F, 0x4F, 0x72,
253 0x1A, 0x05, 0x48, 0xE4, 0x83, 0x29, 0x4B, 0x0C};
254 static const uint8_t kDHTest2048_224_yA[] = {
255 0x1B, 0x3A, 0x63, 0x45, 0x1B, 0xD8, 0x86, 0xE6, 0x99, 0xE6, 0x7B, 0x49,
256 0x4E, 0x28, 0x8B, 0xD7, 0xF8, 0xE0, 0xD3, 0x70, 0xBA, 0xDD, 0xA7, 0xA0,
257 0xEF, 0xD2, 0xFD, 0xE7, 0xD8, 0xF6, 0x61, 0x45, 0xCC, 0x9F, 0x28, 0x04,
258 0x19, 0x97, 0x5E, 0xB8, 0x08, 0x87, 0x7C, 0x8A, 0x4C, 0x0C, 0x8E, 0x0B,
259 0xD4, 0x8D, 0x4A, 0x54, 0x01, 0xEB, 0x1E, 0x87, 0x76, 0xBF, 0xEE, 0xE1,
260 0x34, 0xC0, 0x38, 0x31, 0xAC, 0x27, 0x3C, 0xD9, 0xD6, 0x35, 0xAB, 0x0C,
261 0xE0, 0x06, 0xA4, 0x2A, 0x88, 0x7E, 0x3F, 0x52, 0xFB, 0x87, 0x66, 0xB6,
262 0x50, 0xF3, 0x80, 0x78, 0xBC, 0x8E, 0xE8, 0x58, 0x0C, 0xEF, 0xE2, 0x43,
263 0x96, 0x8C, 0xFC, 0x4F, 0x8D, 0xC3, 0xDB, 0x08, 0x45, 0x54, 0x17, 0x1D,
264 0x41, 0xBF, 0x2E, 0x86, 0x1B, 0x7B, 0xB4, 0xD6, 0x9D, 0xD0, 0xE0, 0x1E,
265 0xA3, 0x87, 0xCB, 0xAA, 0x5C, 0xA6, 0x72, 0xAF, 0xCB, 0xE8, 0xBD, 0xB9,
266 0xD6, 0x2D, 0x4C, 0xE1, 0x5F, 0x17, 0xDD, 0x36, 0xF9, 0x1E, 0xD1, 0xEE,
267 0xDD, 0x65, 0xCA, 0x4A, 0x06, 0x45, 0x5C, 0xB9, 0x4C, 0xD4, 0x0A, 0x52,
268 0xEC, 0x36, 0x0E, 0x84, 0xB3, 0xC9, 0x26, 0xE2, 0x2C, 0x43, 0x80, 0xA3,
269 0xBF, 0x30, 0x9D, 0x56, 0x84, 0x97, 0x68, 0xB7, 0xF5, 0x2C, 0xFD, 0xF6,
270 0x55, 0xFD, 0x05, 0x3A, 0x7E, 0xF7, 0x06, 0x97, 0x9E, 0x7E, 0x58, 0x06,
271 0xB1, 0x7D, 0xFA, 0xE5, 0x3A, 0xD2, 0xA5, 0xBC, 0x56, 0x8E, 0xBB, 0x52,
272 0x9A, 0x7A, 0x61, 0xD6, 0x8D, 0x25, 0x6F, 0x8F, 0xC9, 0x7C, 0x07, 0x4A,
273 0x86, 0x1D, 0x82, 0x7E, 0x2E, 0xBC, 0x8C, 0x61, 0x34, 0x55, 0x31, 0x15,
274 0xB7, 0x0E, 0x71, 0x03, 0x92, 0x0A, 0xA1, 0x6D, 0x85, 0xE5, 0x2B, 0xCB,
275 0xAB, 0x8D, 0x78, 0x6A, 0x68, 0x17, 0x8F, 0xA8, 0xFF, 0x7C, 0x2F, 0x5C,
276 0x71, 0x64, 0x8D, 0x6F};
277 static const uint8_t kDHTest2048_224_xB[] = {
278 0x4F, 0xF3, 0xBC, 0x96, 0xC7, 0xFC, 0x6A, 0x6D, 0x71, 0xD3,
279 0xB3, 0x63, 0x80, 0x0A, 0x7C, 0xDF, 0xEF, 0x6F, 0xC4, 0x1B,
280 0x44, 0x17, 0xEA, 0x15, 0x35, 0x3B, 0x75, 0x90};
281 static const uint8_t kDHTest2048_224_yB[] = {
282 0x4D, 0xCE, 0xE9, 0x92, 0xA9, 0x76, 0x2A, 0x13, 0xF2, 0xF8, 0x38, 0x44,
283 0xAD, 0x3D, 0x77, 0xEE, 0x0E, 0x31, 0xC9, 0x71, 0x8B, 0x3D, 0xB6, 0xC2,
284 0x03, 0x5D, 0x39, 0x61, 0x18, 0x2C, 0x3E, 0x0B, 0xA2, 0x47, 0xEC, 0x41,
285 0x82, 0xD7, 0x60, 0xCD, 0x48, 0xD9, 0x95, 0x99, 0x97, 0x06, 0x22, 0xA1,
286 0x88, 0x1B, 0xBA, 0x2D, 0xC8, 0x22, 0x93, 0x9C, 0x78, 0xC3, 0x91, 0x2C,
287 0x66, 0x61, 0xFA, 0x54, 0x38, 0xB2, 0x07, 0x66, 0x22, 0x2B, 0x75, 0xE2,
288 0x4C, 0x2E, 0x3A, 0xD0, 0xC7, 0x28, 0x72, 0x36, 0x12, 0x95, 0x25, 0xEE,
289 0x15, 0xB5, 0xDD, 0x79, 0x98, 0xAA, 0x04, 0xC4, 0xA9, 0x69, 0x6C, 0xAC,
290 0xD7, 0x17, 0x20, 0x83, 0xA9, 0x7A, 0x81, 0x66, 0x4E, 0xAD, 0x2C, 0x47,
291 0x9E, 0x44, 0x4E, 0x4C, 0x06, 0x54, 0xCC, 0x19, 0xE2, 0x8D, 0x77, 0x03,
292 0xCE, 0xE8, 0xDA, 0xCD, 0x61, 0x26, 0xF5, 0xD6, 0x65, 0xEC, 0x52, 0xC6,
293 0x72, 0x55, 0xDB, 0x92, 0x01, 0x4B, 0x03, 0x7E, 0xB6, 0x21, 0xA2, 0xAC,
294 0x8E, 0x36, 0x5D, 0xE0, 0x71, 0xFF, 0xC1, 0x40, 0x0A, 0xCF, 0x07, 0x7A,
295 0x12, 0x91, 0x3D, 0xD8, 0xDE, 0x89, 0x47, 0x34, 0x37, 0xAB, 0x7B, 0xA3,
296 0x46, 0x74, 0x3C, 0x1B, 0x21, 0x5D, 0xD9, 0xC1, 0x21, 0x64, 0xA7, 0xE4,
297 0x05, 0x31, 0x18, 0xD1, 0x99, 0xBE, 0xC8, 0xEF, 0x6F, 0xC5, 0x61, 0x17,
298 0x0C, 0x84, 0xC8, 0x7D, 0x10, 0xEE, 0x9A, 0x67, 0x4A, 0x1F, 0xA8, 0xFF,
299 0xE1, 0x3B, 0xDF, 0xBA, 0x1D, 0x44, 0xDE, 0x48, 0x94, 0x6D, 0x68, 0xDC,
300 0x0C, 0xDD, 0x77, 0x76, 0x35, 0xA7, 0xAB, 0x5B, 0xFB, 0x1E, 0x4B, 0xB7,
301 0xB8, 0x56, 0xF9, 0x68, 0x27, 0x73, 0x4C, 0x18, 0x41, 0x38, 0xE9, 0x15,
302 0xD9, 0xC3, 0x00, 0x2E, 0xBC, 0xE5, 0x31, 0x20, 0x54, 0x6A, 0x7E, 0x20,
303 0x02, 0x14, 0x2B, 0x6C};
304 static const uint8_t kDHTest2048_224_Z[] = {
305 0x34, 0xD9, 0xBD, 0xDC, 0x1B, 0x42, 0x17, 0x6C, 0x31, 0x3F, 0xEA, 0x03,
306 0x4C, 0x21, 0x03, 0x4D, 0x07, 0x4A, 0x63, 0x13, 0xBB, 0x4E, 0xCD, 0xB3,
307 0x70, 0x3F, 0xFF, 0x42, 0x45, 0x67, 0xA4, 0x6B, 0xDF, 0x75, 0x53, 0x0E,
308 0xDE, 0x0A, 0x9D, 0xA5, 0x22, 0x9D, 0xE7, 0xD7, 0x67, 0x32, 0x28, 0x6C,
309 0xBC, 0x0F, 0x91, 0xDA, 0x4C, 0x3C, 0x85, 0x2F, 0xC0, 0x99, 0xC6, 0x79,
310 0x53, 0x1D, 0x94, 0xC7, 0x8A, 0xB0, 0x3D, 0x9D, 0xEC, 0xB0, 0xA4, 0xE4,
311 0xCA, 0x8B, 0x2B, 0xB4, 0x59, 0x1C, 0x40, 0x21, 0xCF, 0x8C, 0xE3, 0xA2,
312 0x0A, 0x54, 0x1D, 0x33, 0x99, 0x40, 0x17, 0xD0, 0x20, 0x0A, 0xE2, 0xC9,
313 0x51, 0x6E, 0x2F, 0xF5, 0x14, 0x57, 0x79, 0x26, 0x9E, 0x86, 0x2B, 0x0F,
314 0xB4, 0x74, 0xA2, 0xD5, 0x6D, 0xC3, 0x1E, 0xD5, 0x69, 0xA7, 0x70, 0x0B,
315 0x4C, 0x4A, 0xB1, 0x6B, 0x22, 0xA4, 0x55, 0x13, 0x53, 0x1E, 0xF5, 0x23,
316 0xD7, 0x12, 0x12, 0x07, 0x7B, 0x5A, 0x16, 0x9B, 0xDE, 0xFF, 0xAD, 0x7A,
317 0xD9, 0x60, 0x82, 0x84, 0xC7, 0x79, 0x5B, 0x6D, 0x5A, 0x51, 0x83, 0xB8,
318 0x70, 0x66, 0xDE, 0x17, 0xD8, 0xD6, 0x71, 0xC9, 0xEB, 0xD8, 0xEC, 0x89,
319 0x54, 0x4D, 0x45, 0xEC, 0x06, 0x15, 0x93, 0xD4, 0x42, 0xC6, 0x2A, 0xB9,
320 0xCE, 0x3B, 0x1C, 0xB9, 0x94, 0x3A, 0x1D, 0x23, 0xA5, 0xEA, 0x3B, 0xCF,
321 0x21, 0xA0, 0x14, 0x71, 0xE6, 0x7E, 0x00, 0x3E, 0x7F, 0x8A, 0x69, 0xC7,
322 0x28, 0xBE, 0x49, 0x0B, 0x2F, 0xC8, 0x8C, 0xFE, 0xB9, 0x2D, 0xB6, 0xA2,
323 0x15, 0xE5, 0xD0, 0x3C, 0x17, 0xC4, 0x64, 0xC9, 0xAC, 0x1A, 0x46, 0xE2,
324 0x03, 0xE1, 0x3F, 0x95, 0x29, 0x95, 0xFB, 0x03, 0xC6, 0x9D, 0x3C, 0xC4,
325 0x7F, 0xCB, 0x51, 0x0B, 0x69, 0x98, 0xFF, 0xD3, 0xAA, 0x6D, 0xE7, 0x3C,
326 0xF9, 0xF6, 0x38, 0x69};
327 static const uint8_t kDHTest2048_256_xA[] = {
328 0x08, 0x81, 0x38, 0x2C, 0xDB, 0x87, 0x66, 0x0C, 0x6D, 0xC1, 0x3E,
329 0x61, 0x49, 0x38, 0xD5, 0xB9, 0xC8, 0xB2, 0xF2, 0x48, 0x58, 0x1C,
330 0xC5, 0xE3, 0x1B, 0x35, 0x45, 0x43, 0x97, 0xFC, 0xE5, 0x0E};
331 static const uint8_t kDHTest2048_256_yA[] = {
332 0x2E, 0x93, 0x80, 0xC8, 0x32, 0x3A, 0xF9, 0x75, 0x45, 0xBC, 0x49, 0x41,
333 0xDE, 0xB0, 0xEC, 0x37, 0x42, 0xC6, 0x2F, 0xE0, 0xEC, 0xE8, 0x24, 0xA6,
334 0xAB, 0xDB, 0xE6, 0x6C, 0x59, 0xBE, 0xE0, 0x24, 0x29, 0x11, 0xBF, 0xB9,
335 0x67, 0x23, 0x5C, 0xEB, 0xA3, 0x5A, 0xE1, 0x3E, 0x4E, 0xC7, 0x52, 0xBE,
336 0x63, 0x0B, 0x92, 0xDC, 0x4B, 0xDE, 0x28, 0x47, 0xA9, 0xC6, 0x2C, 0xB8,
337 0x15, 0x27, 0x45, 0x42, 0x1F, 0xB7, 0xEB, 0x60, 0xA6, 0x3C, 0x0F, 0xE9,
338 0x15, 0x9F, 0xCC, 0xE7, 0x26, 0xCE, 0x7C, 0xD8, 0x52, 0x3D, 0x74, 0x50,
339 0x66, 0x7E, 0xF8, 0x40, 0xE4, 0x91, 0x91, 0x21, 0xEB, 0x5F, 0x01, 0xC8,
340 0xC9, 0xB0, 0xD3, 0xD6, 0x48, 0xA9, 0x3B, 0xFB, 0x75, 0x68, 0x9E, 0x82,
341 0x44, 0xAC, 0x13, 0x4A, 0xF5, 0x44, 0x71, 0x1C, 0xE7, 0x9A, 0x02, 0xDC,
342 0xC3, 0x42, 0x26, 0x68, 0x47, 0x80, 0xDD, 0xDC, 0xB4, 0x98, 0x59, 0x41,
343 0x06, 0xC3, 0x7F, 0x5B, 0xC7, 0x98, 0x56, 0x48, 0x7A, 0xF5, 0xAB, 0x02,
344 0x2A, 0x2E, 0x5E, 0x42, 0xF0, 0x98, 0x97, 0xC1, 0xA8, 0x5A, 0x11, 0xEA,
345 0x02, 0x12, 0xAF, 0x04, 0xD9, 0xB4, 0xCE, 0xBC, 0x93, 0x7C, 0x3C, 0x1A,
346 0x3E, 0x15, 0xA8, 0xA0, 0x34, 0x2E, 0x33, 0x76, 0x15, 0xC8, 0x4E, 0x7F,
347 0xE3, 0xB8, 0xB9, 0xB8, 0x7F, 0xB1, 0xE7, 0x3A, 0x15, 0xAF, 0x12, 0xA3,
348 0x0D, 0x74, 0x6E, 0x06, 0xDF, 0xC3, 0x4F, 0x29, 0x0D, 0x79, 0x7C, 0xE5,
349 0x1A, 0xA1, 0x3A, 0xA7, 0x85, 0xBF, 0x66, 0x58, 0xAF, 0xF5, 0xE4, 0xB0,
350 0x93, 0x00, 0x3C, 0xBE, 0xAF, 0x66, 0x5B, 0x3C, 0x2E, 0x11, 0x3A, 0x3A,
351 0x4E, 0x90, 0x52, 0x69, 0x34, 0x1D, 0xC0, 0x71, 0x14, 0x26, 0x68, 0x5F,
352 0x4E, 0xF3, 0x7E, 0x86, 0x8A, 0x81, 0x26, 0xFF, 0x3F, 0x22, 0x79, 0xB5,
353 0x7C, 0xA6, 0x7E, 0x29};
354 static const uint8_t kDHTest2048_256_xB[] = {
355 0x7D, 0x62, 0xA7, 0xE3, 0xEF, 0x36, 0xDE, 0x61, 0x7B, 0x13, 0xD1,
356 0xAF, 0xB8, 0x2C, 0x78, 0x0D, 0x83, 0xA2, 0x3B, 0xD4, 0xEE, 0x67,
357 0x05, 0x64, 0x51, 0x21, 0xF3, 0x71, 0xF5, 0x46, 0xA5, 0x3D};
358 static const uint8_t kDHTest2048_256_yB[] = {
359 0x57, 0x5F, 0x03, 0x51, 0xBD, 0x2B, 0x1B, 0x81, 0x74, 0x48, 0xBD, 0xF8,
360 0x7A, 0x6C, 0x36, 0x2C, 0x1E, 0x28, 0x9D, 0x39, 0x03, 0xA3, 0x0B, 0x98,
361 0x32, 0xC5, 0x74, 0x1F, 0xA2, 0x50, 0x36, 0x3E, 0x7A, 0xCB, 0xC7, 0xF7,
362 0x7F, 0x3D, 0xAC, 0xBC, 0x1F, 0x13, 0x1A, 0xDD, 0x8E, 0x03, 0x36, 0x7E,
363 0xFF, 0x8F, 0xBB, 0xB3, 0xE1, 0xC5, 0x78, 0x44, 0x24, 0x80, 0x9B, 0x25,
364 0xAF, 0xE4, 0xD2, 0x26, 0x2A, 0x1A, 0x6F, 0xD2, 0xFA, 0xB6, 0x41, 0x05,
365 0xCA, 0x30, 0xA6, 0x74, 0xE0, 0x7F, 0x78, 0x09, 0x85, 0x20, 0x88, 0x63,
366 0x2F, 0xC0, 0x49, 0x23, 0x37, 0x91, 0xAD, 0x4E, 0xDD, 0x08, 0x3A, 0x97,
367 0x8B, 0x88, 0x3E, 0xE6, 0x18, 0xBC, 0x5E, 0x0D, 0xD0, 0x47, 0x41, 0x5F,
368 0x2D, 0x95, 0xE6, 0x83, 0xCF, 0x14, 0x82, 0x6B, 0x5F, 0xBE, 0x10, 0xD3,
369 0xCE, 0x41, 0xC6, 0xC1, 0x20, 0xC7, 0x8A, 0xB2, 0x00, 0x08, 0xC6, 0x98,
370 0xBF, 0x7F, 0x0B, 0xCA, 0xB9, 0xD7, 0xF4, 0x07, 0xBE, 0xD0, 0xF4, 0x3A,
371 0xFB, 0x29, 0x70, 0xF5, 0x7F, 0x8D, 0x12, 0x04, 0x39, 0x63, 0xE6, 0x6D,
372 0xDD, 0x32, 0x0D, 0x59, 0x9A, 0xD9, 0x93, 0x6C, 0x8F, 0x44, 0x13, 0x7C,
373 0x08, 0xB1, 0x80, 0xEC, 0x5E, 0x98, 0x5C, 0xEB, 0xE1, 0x86, 0xF3, 0xD5,
374 0x49, 0x67, 0x7E, 0x80, 0x60, 0x73, 0x31, 0xEE, 0x17, 0xAF, 0x33, 0x80,
375 0xA7, 0x25, 0xB0, 0x78, 0x23, 0x17, 0xD7, 0xDD, 0x43, 0xF5, 0x9D, 0x7A,
376 0xF9, 0x56, 0x8A, 0x9B, 0xB6, 0x3A, 0x84, 0xD3, 0x65, 0xF9, 0x22, 0x44,
377 0xED, 0x12, 0x09, 0x88, 0x21, 0x93, 0x02, 0xF4, 0x29, 0x24, 0xC7, 0xCA,
378 0x90, 0xB8, 0x9D, 0x24, 0xF7, 0x1B, 0x0A, 0xB6, 0x97, 0x82, 0x3D, 0x7D,
379 0xEB, 0x1A, 0xFF, 0x5B, 0x0E, 0x8E, 0x4A, 0x45, 0xD4, 0x9F, 0x7F, 0x53,
380 0x75, 0x7E, 0x19, 0x13};
381 static const uint8_t kDHTest2048_256_Z[] = {
382 0x86, 0xC7, 0x0B, 0xF8, 0xD0, 0xBB, 0x81, 0xBB, 0x01, 0x07, 0x8A, 0x17,
383 0x21, 0x9C, 0xB7, 0xD2, 0x72, 0x03, 0xDB, 0x2A, 0x19, 0xC8, 0x77, 0xF1,
384 0xD1, 0xF1, 0x9F, 0xD7, 0xD7, 0x7E, 0xF2, 0x25, 0x46, 0xA6, 0x8F, 0x00,
385 0x5A, 0xD5, 0x2D, 0xC8, 0x45, 0x53, 0xB7, 0x8F, 0xC6, 0x03, 0x30, 0xBE,
386 0x51, 0xEA, 0x7C, 0x06, 0x72, 0xCA, 0xC1, 0x51, 0x5E, 0x4B, 0x35, 0xC0,
387 0x47, 0xB9, 0xA5, 0x51, 0xB8, 0x8F, 0x39, 0xDC, 0x26, 0xDA, 0x14, 0xA0,
388 0x9E, 0xF7, 0x47, 0x74, 0xD4, 0x7C, 0x76, 0x2D, 0xD1, 0x77, 0xF9, 0xED,
389 0x5B, 0xC2, 0xF1, 0x1E, 0x52, 0xC8, 0x79, 0xBD, 0x95, 0x09, 0x85, 0x04,
390 0xCD, 0x9E, 0xEC, 0xD8, 0xA8, 0xF9, 0xB3, 0xEF, 0xBD, 0x1F, 0x00, 0x8A,
391 0xC5, 0x85, 0x30, 0x97, 0xD9, 0xD1, 0x83, 0x7F, 0x2B, 0x18, 0xF7, 0x7C,
392 0xD7, 0xBE, 0x01, 0xAF, 0x80, 0xA7, 0xC7, 0xB5, 0xEA, 0x3C, 0xA5, 0x4C,
393 0xC0, 0x2D, 0x0C, 0x11, 0x6F, 0xEE, 0x3F, 0x95, 0xBB, 0x87, 0x39, 0x93,
394 0x85, 0x87, 0x5D, 0x7E, 0x86, 0x74, 0x7E, 0x67, 0x6E, 0x72, 0x89, 0x38,
395 0xAC, 0xBF, 0xF7, 0x09, 0x8E, 0x05, 0xBE, 0x4D, 0xCF, 0xB2, 0x40, 0x52,
396 0xB8, 0x3A, 0xEF, 0xFB, 0x14, 0x78, 0x3F, 0x02, 0x9A, 0xDB, 0xDE, 0x7F,
397 0x53, 0xFA, 0xE9, 0x20, 0x84, 0x22, 0x40, 0x90, 0xE0, 0x07, 0xCE, 0xE9,
398 0x4D, 0x4B, 0xF2, 0xBA, 0xCE, 0x9F, 0xFD, 0x4B, 0x57, 0xD2, 0xAF, 0x7C,
399 0x72, 0x4D, 0x0C, 0xAA, 0x19, 0xBF, 0x05, 0x01, 0xF6, 0xF1, 0x7B, 0x4A,
400 0xA1, 0x0F, 0x42, 0x5E, 0x3E, 0xA7, 0x60, 0x80, 0xB4, 0xB9, 0xD6, 0xB3,
401 0xCE, 0xFE, 0xA1, 0x15, 0xB2, 0xCE, 0xB8, 0x78, 0x9B, 0xB8, 0xA3, 0xB0,
402 0xEA, 0x87, 0xFE, 0xBE, 0x63, 0xB6, 0xC8, 0xF8, 0x46, 0xEC, 0x6D, 0xB0,
403 0xC2, 0x6C, 0x5D, 0x7C};
404
405 struct RFC5114TestData {
406 DH *(*get_param)(const ENGINE *engine);
407 const uint8_t *xA;
408 size_t xA_len;
409 const uint8_t *yA;
410 size_t yA_len;
411 const uint8_t *xB;
412 size_t xB_len;
413 const uint8_t *yB;
414 size_t yB_len;
415 const uint8_t *Z;
416 size_t Z_len;
417 };
418
419 #define MAKE_RFC5114_TEST_DATA(pre) \
420 { \
421 DH_get_##pre, kDHTest##pre##_xA, sizeof(kDHTest##pre##_xA), \
422 kDHTest##pre##_yA, sizeof(kDHTest##pre##_yA), kDHTest##pre##_xB, \
423 sizeof(kDHTest##pre##_xB), kDHTest##pre##_yB, \
424 sizeof(kDHTest##pre##_yB), kDHTest##pre##_Z, sizeof(kDHTest##pre##_Z) \
425 }
426
427 static const RFC5114TestData kRFCTestData[] = {
428 MAKE_RFC5114_TEST_DATA(1024_160),
429 MAKE_RFC5114_TEST_DATA(2048_224),
430 MAKE_RFC5114_TEST_DATA(2048_256),
431 };
432
RunRFC5114Tests()433 static bool RunRFC5114Tests() {
434 for (unsigned i = 0; i < sizeof(kRFCTestData) / sizeof(RFC5114TestData); i++) {
435 const RFC5114TestData *td = kRFCTestData + i;
436 /* Set up DH structures setting key components */
437 bssl::UniquePtr<DH> dhA(td->get_param(nullptr));
438 bssl::UniquePtr<DH> dhB(td->get_param(nullptr));
439 if (!dhA || !dhB) {
440 fprintf(stderr, "Initialisation error RFC5114 set %u\n", i + 1);
441 return false;
442 }
443
444 dhA->priv_key = BN_bin2bn(td->xA, td->xA_len, nullptr);
445 dhA->pub_key = BN_bin2bn(td->yA, td->yA_len, nullptr);
446
447 dhB->priv_key = BN_bin2bn(td->xB, td->xB_len, nullptr);
448 dhB->pub_key = BN_bin2bn(td->yB, td->yB_len, nullptr);
449
450 if (!dhA->priv_key || !dhA->pub_key || !dhB->priv_key || !dhB->pub_key) {
451 fprintf(stderr, "BN_bin2bn error RFC5114 set %u\n", i + 1);
452 return false;
453 }
454
455 if ((td->Z_len != (size_t)DH_size(dhA.get())) ||
456 (td->Z_len != (size_t)DH_size(dhB.get()))) {
457 return false;
458 }
459
460 std::vector<uint8_t> Z1(DH_size(dhA.get()));
461 std::vector<uint8_t> Z2(DH_size(dhB.get()));
462 /* Work out shared secrets using both sides and compare
463 * with expected values. */
464 int ret1 = DH_compute_key(Z1.data(), dhB->pub_key, dhA.get());
465 int ret2 = DH_compute_key(Z2.data(), dhA->pub_key, dhB.get());
466 if (ret1 < 0 || ret2 < 0) {
467 fprintf(stderr, "DH_compute_key error RFC5114 set %u\n", i + 1);
468 return false;
469 }
470
471 if (static_cast<size_t>(ret1) != td->Z_len ||
472 OPENSSL_memcmp(Z1.data(), td->Z, td->Z_len) != 0 ||
473 static_cast<size_t>(ret2) != td->Z_len ||
474 OPENSSL_memcmp(Z2.data(), td->Z, td->Z_len) != 0) {
475 fprintf(stderr, "Test failed RFC5114 set %u\n", i + 1);
476 return false;
477 }
478
479 printf("RFC5114 parameter test %u OK\n", i + 1);
480 }
481
482 return 1;
483 }
484
485 // kRFC5114_2048_224BadY is a bad y-coordinate for RFC 5114's 2048-bit MODP
486 // Group with 224-bit Prime Order Subgroup (section 2.2).
487 static const uint8_t kRFC5114_2048_224BadY[] = {
488 0x45, 0x32, 0x5f, 0x51, 0x07, 0xe5, 0xdf, 0x1c, 0xd6, 0x02, 0x82, 0xb3,
489 0x32, 0x8f, 0xa4, 0x0f, 0x87, 0xb8, 0x41, 0xfe, 0xb9, 0x35, 0xde, 0xad,
490 0xc6, 0x26, 0x85, 0xb4, 0xff, 0x94, 0x8c, 0x12, 0x4c, 0xbf, 0x5b, 0x20,
491 0xc4, 0x46, 0xa3, 0x26, 0xeb, 0xa4, 0x25, 0xb7, 0x68, 0x8e, 0xcc, 0x67,
492 0xba, 0xea, 0x58, 0xd0, 0xf2, 0xe9, 0xd2, 0x24, 0x72, 0x60, 0xda, 0x88,
493 0x18, 0x9c, 0xe0, 0x31, 0x6a, 0xad, 0x50, 0x6d, 0x94, 0x35, 0x8b, 0x83,
494 0x4a, 0x6e, 0xfa, 0x48, 0x73, 0x0f, 0x83, 0x87, 0xff, 0x6b, 0x66, 0x1f,
495 0xa8, 0x82, 0xc6, 0x01, 0xe5, 0x80, 0xb5, 0xb0, 0x52, 0xd0, 0xe9, 0xd8,
496 0x72, 0xf9, 0x7d, 0x5b, 0x8b, 0xa5, 0x4c, 0xa5, 0x25, 0x95, 0x74, 0xe2,
497 0x7a, 0x61, 0x4e, 0xa7, 0x8f, 0x12, 0xe2, 0xd2, 0x9d, 0x8c, 0x02, 0x70,
498 0x34, 0x44, 0x32, 0xc7, 0xb2, 0xf3, 0xb9, 0xfe, 0x17, 0x2b, 0xd6, 0x1f,
499 0x8b, 0x7e, 0x4a, 0xfa, 0xa3, 0xb5, 0x3e, 0x7a, 0x81, 0x9a, 0x33, 0x66,
500 0x62, 0xa4, 0x50, 0x18, 0x3e, 0xa2, 0x5f, 0x00, 0x07, 0xd8, 0x9b, 0x22,
501 0xe4, 0xec, 0x84, 0xd5, 0xeb, 0x5a, 0xf3, 0x2a, 0x31, 0x23, 0xd8, 0x44,
502 0x22, 0x2a, 0x8b, 0x37, 0x44, 0xcc, 0xc6, 0x87, 0x4b, 0xbe, 0x50, 0x9d,
503 0x4a, 0xc4, 0x8e, 0x45, 0xcf, 0x72, 0x4d, 0xc0, 0x89, 0xb3, 0x72, 0xed,
504 0x33, 0x2c, 0xbc, 0x7f, 0x16, 0x39, 0x3b, 0xeb, 0xd2, 0xdd, 0xa8, 0x01,
505 0x73, 0x84, 0x62, 0xb9, 0x29, 0xd2, 0xc9, 0x51, 0x32, 0x9e, 0x7a, 0x6a,
506 0xcf, 0xc1, 0x0a, 0xdb, 0x0e, 0xe0, 0x62, 0x77, 0x6f, 0x59, 0x62, 0x72,
507 0x5a, 0x69, 0xa6, 0x5b, 0x70, 0xca, 0x65, 0xc4, 0x95, 0x6f, 0x9a, 0xc2,
508 0xdf, 0x72, 0x6d, 0xb1, 0x1e, 0x54, 0x7b, 0x51, 0xb4, 0xef, 0x7f, 0x89,
509 0x93, 0x74, 0x89, 0x59,
510 };
511
TestBadY()512 static bool TestBadY() {
513 bssl::UniquePtr<DH> dh(DH_get_2048_224(nullptr));
514 bssl::UniquePtr<BIGNUM> pub_key(
515 BN_bin2bn(kRFC5114_2048_224BadY, sizeof(kRFC5114_2048_224BadY), nullptr));
516 if (!dh || !pub_key || !DH_generate_key(dh.get())) {
517 return false;
518 }
519
520 int flags;
521 if (!DH_check_pub_key(dh.get(), pub_key.get(), &flags)) {
522 return false;
523 }
524 if (!(flags & DH_CHECK_PUBKEY_INVALID)) {
525 fprintf(stderr, "DH_check_pub_key did not reject the key.\n");
526 return false;
527 }
528
529 std::vector<uint8_t> result(DH_size(dh.get()));
530 if (DH_compute_key(result.data(), pub_key.get(), dh.get()) >= 0) {
531 fprintf(stderr, "DH_compute_key unexpectedly succeeded.\n");
532 return false;
533 }
534 ERR_clear_error();
535
536 return true;
537 }
538
BIGNUMEqualsHex(const BIGNUM * bn,const char * hex)539 static bool BIGNUMEqualsHex(const BIGNUM *bn, const char *hex) {
540 BIGNUM *hex_bn = NULL;
541 if (!BN_hex2bn(&hex_bn, hex)) {
542 return false;
543 }
544 bssl::UniquePtr<BIGNUM> free_hex_bn(hex_bn);
545 return BN_cmp(bn, hex_bn) == 0;
546 }
547
TestASN1()548 static bool TestASN1() {
549 // kParams are a set of Diffie-Hellman parameters generated with
550 // openssl dhparam 256
551 static const uint8_t kParams[] = {
552 0x30, 0x26, 0x02, 0x21, 0x00, 0xd7, 0x20, 0x34, 0xa3, 0x27,
553 0x4f, 0xdf, 0xbf, 0x04, 0xfd, 0x24, 0x68, 0x25, 0xb6, 0x56,
554 0xd8, 0xab, 0x2a, 0x41, 0x2d, 0x74, 0x0a, 0x52, 0x08, 0x7c,
555 0x40, 0x71, 0x4e, 0xd2, 0x57, 0x93, 0x13, 0x02, 0x01, 0x02,
556 };
557
558 CBS cbs;
559 CBS_init(&cbs, kParams, sizeof(kParams));
560 bssl::UniquePtr<DH> dh(DH_parse_parameters(&cbs));
561 if (!dh || CBS_len(&cbs) != 0 ||
562 !BIGNUMEqualsHex(
563 dh->p,
564 "d72034a3274fdfbf04fd246825b656d8ab2a412d740a52087c40714ed2579313") ||
565 !BIGNUMEqualsHex(dh->g, "2") || dh->priv_length != 0) {
566 return false;
567 }
568
569 bssl::ScopedCBB cbb;
570 uint8_t *der;
571 size_t der_len;
572 if (!CBB_init(cbb.get(), 0) ||
573 !DH_marshal_parameters(cbb.get(), dh.get()) ||
574 !CBB_finish(cbb.get(), &der, &der_len)) {
575 return false;
576 }
577 bssl::UniquePtr<uint8_t> free_der(der);
578 if (der_len != sizeof(kParams) ||
579 OPENSSL_memcmp(der, kParams, der_len) != 0) {
580 return false;
581 }
582
583 // kParamsDSA are a set of Diffie-Hellman parameters generated with
584 // openssl dhparam 256 -dsaparam
585 static const uint8_t kParamsDSA[] = {
586 0x30, 0x81, 0x89, 0x02, 0x41, 0x00, 0x93, 0xf3, 0xc1, 0x18, 0x01, 0xe6,
587 0x62, 0xb6, 0xd1, 0x46, 0x9a, 0x2c, 0x72, 0xea, 0x31, 0xd9, 0x18, 0x10,
588 0x30, 0x28, 0x63, 0xe2, 0x34, 0x7d, 0x80, 0xca, 0xee, 0x82, 0x2b, 0x19,
589 0x3c, 0x19, 0xbb, 0x42, 0x83, 0x02, 0x70, 0xdd, 0xdb, 0x8c, 0x03, 0xab,
590 0xe9, 0x9c, 0xc4, 0x00, 0x4d, 0x70, 0x5f, 0x52, 0x03, 0x31, 0x2c, 0xa4,
591 0x67, 0x34, 0x51, 0x95, 0x2a, 0xac, 0x11, 0xe2, 0x6a, 0x55, 0x02, 0x40,
592 0x44, 0xc8, 0x10, 0x53, 0x44, 0x32, 0x31, 0x63, 0xd8, 0xd1, 0x8c, 0x75,
593 0xc8, 0x98, 0x53, 0x3b, 0x5b, 0x4a, 0x2a, 0x0a, 0x09, 0xe7, 0xd0, 0x3c,
594 0x53, 0x72, 0xa8, 0x6b, 0x70, 0x41, 0x9c, 0x26, 0x71, 0x44, 0xfc, 0x7f,
595 0x08, 0x75, 0xe1, 0x02, 0xab, 0x74, 0x41, 0xe8, 0x2a, 0x3d, 0x3c, 0x26,
596 0x33, 0x09, 0xe4, 0x8b, 0xb4, 0x41, 0xec, 0xa6, 0xa8, 0xba, 0x1a, 0x07,
597 0x8a, 0x77, 0xf5, 0x5f, 0x02, 0x02, 0x00, 0xa0,
598 };
599
600 CBS_init(&cbs, kParamsDSA, sizeof(kParamsDSA));
601 dh.reset(DH_parse_parameters(&cbs));
602 if (!dh || CBS_len(&cbs) != 0 ||
603 !BIGNUMEqualsHex(dh->p,
604 "93f3c11801e662b6d1469a2c72ea31d91810302863e2347d80caee8"
605 "22b193c19bb42830270dddb8c03abe99cc4004d705f5203312ca467"
606 "3451952aac11e26a55") ||
607 !BIGNUMEqualsHex(dh->g,
608 "44c8105344323163d8d18c75c898533b5b4a2a0a09e7d03c5372a86"
609 "b70419c267144fc7f0875e102ab7441e82a3d3c263309e48bb441ec"
610 "a6a8ba1a078a77f55f") ||
611 dh->priv_length != 160) {
612 return false;
613 }
614
615 if (!CBB_init(cbb.get(), 0) ||
616 !DH_marshal_parameters(cbb.get(), dh.get()) ||
617 !CBB_finish(cbb.get(), &der, &der_len)) {
618 return false;
619 }
620 bssl::UniquePtr<uint8_t> free_der2(der);
621 if (der_len != sizeof(kParamsDSA) ||
622 OPENSSL_memcmp(der, kParamsDSA, der_len) != 0) {
623 return false;
624 }
625
626 return true;
627 }
628
TestRFC3526()629 static bool TestRFC3526() {
630 bssl::UniquePtr<BIGNUM> bn(BN_get_rfc3526_prime_1536(nullptr));
631 if (!bn) {
632 return false;
633 }
634
635 static const uint8_t kPrime1536[] = {
636 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xc9, 0x0f, 0xda, 0xa2,
637 0x21, 0x68, 0xc2, 0x34, 0xc4, 0xc6, 0x62, 0x8b, 0x80, 0xdc, 0x1c, 0xd1,
638 0x29, 0x02, 0x4e, 0x08, 0x8a, 0x67, 0xcc, 0x74, 0x02, 0x0b, 0xbe, 0xa6,
639 0x3b, 0x13, 0x9b, 0x22, 0x51, 0x4a, 0x08, 0x79, 0x8e, 0x34, 0x04, 0xdd,
640 0xef, 0x95, 0x19, 0xb3, 0xcd, 0x3a, 0x43, 0x1b, 0x30, 0x2b, 0x0a, 0x6d,
641 0xf2, 0x5f, 0x14, 0x37, 0x4f, 0xe1, 0x35, 0x6d, 0x6d, 0x51, 0xc2, 0x45,
642 0xe4, 0x85, 0xb5, 0x76, 0x62, 0x5e, 0x7e, 0xc6, 0xf4, 0x4c, 0x42, 0xe9,
643 0xa6, 0x37, 0xed, 0x6b, 0x0b, 0xff, 0x5c, 0xb6, 0xf4, 0x06, 0xb7, 0xed,
644 0xee, 0x38, 0x6b, 0xfb, 0x5a, 0x89, 0x9f, 0xa5, 0xae, 0x9f, 0x24, 0x11,
645 0x7c, 0x4b, 0x1f, 0xe6, 0x49, 0x28, 0x66, 0x51, 0xec, 0xe4, 0x5b, 0x3d,
646 0xc2, 0x00, 0x7c, 0xb8, 0xa1, 0x63, 0xbf, 0x05, 0x98, 0xda, 0x48, 0x36,
647 0x1c, 0x55, 0xd3, 0x9a, 0x69, 0x16, 0x3f, 0xa8, 0xfd, 0x24, 0xcf, 0x5f,
648 0x83, 0x65, 0x5d, 0x23, 0xdc, 0xa3, 0xad, 0x96, 0x1c, 0x62, 0xf3, 0x56,
649 0x20, 0x85, 0x52, 0xbb, 0x9e, 0xd5, 0x29, 0x07, 0x70, 0x96, 0x96, 0x6d,
650 0x67, 0x0c, 0x35, 0x4e, 0x4a, 0xbc, 0x98, 0x04, 0xf1, 0x74, 0x6c, 0x08,
651 0xca, 0x23, 0x73, 0x27, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
652 };
653
654 uint8_t buffer[sizeof(kPrime1536)];
655 if (BN_num_bytes(bn.get()) != sizeof(kPrime1536) ||
656 BN_bn2bin(bn.get(), buffer) != sizeof(kPrime1536) ||
657 OPENSSL_memcmp(buffer, kPrime1536, sizeof(kPrime1536)) != 0) {
658 fprintf(stderr, "1536-bit MODP prime did not match.\n");
659 return false;
660 }
661
662 return true;
663 }
664