1 /* Copyright (c) 2017, Google Inc.
2 *
3 * Permission to use, copy, modify, and/or distribute this software for any
4 * purpose with or without fee is hereby granted, provided that the above
5 * copyright notice and this permission notice appear in all copies.
6 *
7 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
8 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
9 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
10 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
11 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
12 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
13 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
14
15 /* test_fips exercises various cryptographic primitives for demonstration
16 * purposes in the validation process only. */
17
18 #include <stdio.h>
19
20 #include <openssl/aead.h>
21 #include <openssl/aes.h>
22 #include <openssl/bn.h>
23 #include <openssl/crypto.h>
24 #include <openssl/ctrdrbg.h>
25 #include <openssl/des.h>
26 #include <openssl/dh.h>
27 #include <openssl/ecdsa.h>
28 #include <openssl/ec_key.h>
29 #include <openssl/hmac.h>
30 #include <openssl/nid.h>
31 #include <openssl/rsa.h>
32 #include <openssl/sha.h>
33
34 #include "../../crypto/fipsmodule/rand/internal.h"
35 #include "../../crypto/fipsmodule/tls/internal.h"
36 #include "../../crypto/internal.h"
37
38
hexdump(const void * a,size_t len)39 static void hexdump(const void *a, size_t len) {
40 const unsigned char *in = (const unsigned char *)a;
41 for (size_t i = 0; i < len; i++) {
42 printf("%02x", in[i]);
43 }
44
45 printf("\n");
46 }
47
main(int argc,char ** argv)48 int main(int argc, char **argv) {
49 CRYPTO_library_init();
50
51 const uint32_t module_version = FIPS_version();
52 if (module_version == 0) {
53 printf("No module version set\n");
54 goto err;
55 }
56 printf("Module version: %" PRIu32 "\n", module_version);
57
58 static const uint8_t kAESKey[16] = "BoringCrypto Key";
59 static const uint8_t kPlaintext[64] =
60 "BoringCryptoModule FIPS KAT Encryption and Decryption Plaintext!";
61 static const DES_cblock kDESKey1 = {"BCMDESK1"};
62 static const DES_cblock kDESKey2 = {"BCMDESK2"};
63 static const DES_cblock kDESKey3 = {"BCMDESK3"};
64 static const DES_cblock kDESIV = {"BCMDESIV"};
65 static const uint8_t kPlaintextSHA256[32] = {
66 0x37, 0xbd, 0x70, 0x53, 0x72, 0xfc, 0xd4, 0x03, 0x79, 0x70, 0xfb,
67 0x06, 0x95, 0xb1, 0x2a, 0x82, 0x48, 0xe1, 0x3e, 0xf2, 0x33, 0xfb,
68 0xef, 0x29, 0x81, 0x22, 0x45, 0x40, 0x43, 0x70, 0xce, 0x0f};
69 const uint8_t kDRBGEntropy[48] =
70 "DBRG Initial Entropy ";
71 const uint8_t kDRBGPersonalization[18] = "BCMPersonalization";
72 const uint8_t kDRBGAD[16] = "BCM DRBG AD ";
73 const uint8_t kDRBGEntropy2[48] =
74 "DBRG Reseed Entropy ";
75
76 AES_KEY aes_key;
77 uint8_t aes_iv[16];
78 uint8_t output[256];
79
80 /* AES-CBC Encryption */
81 memset(aes_iv, 0, sizeof(aes_iv));
82 if (AES_set_encrypt_key(kAESKey, 8 * sizeof(kAESKey), &aes_key) != 0) {
83 printf("AES_set_encrypt_key failed\n");
84 goto err;
85 }
86
87 printf("About to AES-CBC encrypt ");
88 hexdump(kPlaintext, sizeof(kPlaintext));
89 AES_cbc_encrypt(kPlaintext, output, sizeof(kPlaintext), &aes_key, aes_iv,
90 AES_ENCRYPT);
91 printf(" got ");
92 hexdump(output, sizeof(kPlaintext));
93
94 /* AES-CBC Decryption */
95 memset(aes_iv, 0, sizeof(aes_iv));
96 if (AES_set_decrypt_key(kAESKey, 8 * sizeof(kAESKey), &aes_key) != 0) {
97 printf("AES decrypt failed\n");
98 goto err;
99 }
100 printf("About to AES-CBC decrypt ");
101 hexdump(output, sizeof(kPlaintext));
102 AES_cbc_encrypt(output, output, sizeof(kPlaintext), &aes_key, aes_iv,
103 AES_DECRYPT);
104 printf(" got ");
105 hexdump(output, sizeof(kPlaintext));
106
107 size_t out_len;
108 uint8_t nonce[EVP_AEAD_MAX_NONCE_LENGTH];
109 OPENSSL_memset(nonce, 0, sizeof(nonce));
110 EVP_AEAD_CTX aead_ctx;
111 if (!EVP_AEAD_CTX_init(&aead_ctx, EVP_aead_aes_128_gcm(), kAESKey,
112 sizeof(kAESKey), 0, NULL)) {
113 printf("EVP_AEAD_CTX_init failed\n");
114 goto err;
115 }
116
117 /* AES-GCM Encryption */
118 printf("About to AES-GCM seal ");
119 hexdump(output, sizeof(kPlaintext));
120 if (!EVP_AEAD_CTX_seal(&aead_ctx, output, &out_len, sizeof(output), nonce,
121 EVP_AEAD_nonce_length(EVP_aead_aes_128_gcm()),
122 kPlaintext, sizeof(kPlaintext), NULL, 0)) {
123 printf("AES-GCM encrypt failed\n");
124 goto err;
125 }
126 printf(" got ");
127 hexdump(output, out_len);
128
129 /* AES-GCM Decryption */
130 printf("About to AES-GCM open ");
131 hexdump(output, out_len);
132 if (!EVP_AEAD_CTX_open(&aead_ctx, output, &out_len, sizeof(output), nonce,
133 EVP_AEAD_nonce_length(EVP_aead_aes_128_gcm()),
134 output, out_len, NULL, 0)) {
135 printf("AES-GCM decrypt failed\n");
136 goto err;
137 }
138 printf(" got ");
139 hexdump(output, out_len);
140
141 EVP_AEAD_CTX_cleanup(&aead_ctx);
142
143 DES_key_schedule des1, des2, des3;
144 DES_cblock des_iv;
145 DES_set_key(&kDESKey1, &des1);
146 DES_set_key(&kDESKey2, &des2);
147 DES_set_key(&kDESKey3, &des3);
148
149 /* 3DES Encryption */
150 memcpy(&des_iv, &kDESIV, sizeof(des_iv));
151 printf("About to 3DES-CBC encrypt ");
152 hexdump(kPlaintext, sizeof(kPlaintext));
153 DES_ede3_cbc_encrypt(kPlaintext, output, sizeof(kPlaintext), &des1, &des2,
154 &des3, &des_iv, DES_ENCRYPT);
155 printf(" got ");
156 hexdump(output, sizeof(kPlaintext));
157
158 /* 3DES Decryption */
159 memcpy(&des_iv, &kDESIV, sizeof(des_iv));
160 printf("About to 3DES-CBC decrypt ");
161 hexdump(kPlaintext, sizeof(kPlaintext));
162 DES_ede3_cbc_encrypt(output, output, sizeof(kPlaintext), &des1,
163 &des2, &des3, &des_iv, DES_DECRYPT);
164 printf(" got ");
165 hexdump(output, sizeof(kPlaintext));
166
167 /* SHA-1 */
168 printf("About to SHA-1 hash ");
169 hexdump(kPlaintext, sizeof(kPlaintext));
170 SHA1(kPlaintext, sizeof(kPlaintext), output);
171 printf(" got ");
172 hexdump(output, SHA_DIGEST_LENGTH);
173
174 /* SHA-256 */
175 printf("About to SHA-256 hash ");
176 hexdump(kPlaintext, sizeof(kPlaintext));
177 SHA256(kPlaintext, sizeof(kPlaintext), output);
178 printf(" got ");
179 hexdump(output, SHA256_DIGEST_LENGTH);
180
181 /* SHA-512 */
182 printf("About to SHA-512 hash ");
183 hexdump(kPlaintext, sizeof(kPlaintext));
184 SHA512(kPlaintext, sizeof(kPlaintext), output);
185 printf(" got ");
186 hexdump(output, SHA512_DIGEST_LENGTH);
187
188 RSA *rsa_key = RSA_new();
189 printf("About to generate RSA key\n");
190 if (!RSA_generate_key_fips(rsa_key, 2048, NULL)) {
191 printf("RSA_generate_key_fips failed\n");
192 goto err;
193 }
194
195 /* RSA Sign */
196 unsigned sig_len;
197 printf("About to RSA sign ");
198 hexdump(kPlaintextSHA256, sizeof(kPlaintextSHA256));
199 if (!RSA_sign(NID_sha256, kPlaintextSHA256, sizeof(kPlaintextSHA256), output,
200 &sig_len, rsa_key)) {
201 printf("RSA Sign failed\n");
202 goto err;
203 }
204 printf(" got ");
205 hexdump(output, sig_len);
206
207 /* RSA Verify */
208 printf("About to RSA verify ");
209 hexdump(output, sig_len);
210 if (!RSA_verify(NID_sha256, kPlaintextSHA256, sizeof(kPlaintextSHA256),
211 output, sig_len, rsa_key)) {
212 printf("RSA Verify failed.\n");
213 goto err;
214 }
215
216 RSA_free(rsa_key);
217
218 EC_KEY *ec_key = EC_KEY_new_by_curve_name(NID_X9_62_prime256v1);
219 if (ec_key == NULL) {
220 printf("invalid ECDSA key\n");
221 goto err;
222 }
223
224 printf("About to generate P-256 key\n");
225 if (!EC_KEY_generate_key_fips(ec_key)) {
226 printf("EC_KEY_generate_key_fips failed\n");
227 goto err;
228 }
229
230 /* Primitive Z Computation */
231 const EC_GROUP *const ec_group = EC_KEY_get0_group(ec_key);
232 EC_POINT *z_point = EC_POINT_new(ec_group);
233 uint8_t z_result[65];
234 printf("About to compute key-agreement Z with P-256:\n");
235 if (!EC_POINT_mul(ec_group, z_point, NULL, EC_KEY_get0_public_key(ec_key),
236 EC_KEY_get0_private_key(ec_key), NULL) ||
237 EC_POINT_point2oct(ec_group, z_point, POINT_CONVERSION_UNCOMPRESSED,
238 z_result, sizeof(z_result),
239 NULL) != sizeof(z_result)) {
240 fprintf(stderr, "EC_POINT_mul failed.\n");
241 goto err;
242 }
243 EC_POINT_free(z_point);
244
245 printf(" got ");
246 hexdump(z_result, sizeof(z_result));
247
248 /* ECDSA Sign/Verify PWCT */
249 printf("About to ECDSA sign ");
250 hexdump(kPlaintextSHA256, sizeof(kPlaintextSHA256));
251 ECDSA_SIG *sig =
252 ECDSA_do_sign(kPlaintextSHA256, sizeof(kPlaintextSHA256), ec_key);
253 if (sig == NULL ||
254 !ECDSA_do_verify(kPlaintextSHA256, sizeof(kPlaintextSHA256), sig,
255 ec_key)) {
256 printf("ECDSA Sign/Verify PWCT failed.\n");
257 goto err;
258 }
259
260 ECDSA_SIG_free(sig);
261 EC_KEY_free(ec_key);
262
263 /* DBRG */
264 CTR_DRBG_STATE drbg;
265 printf("About to seed CTR-DRBG with ");
266 hexdump(kDRBGEntropy, sizeof(kDRBGEntropy));
267 if (!CTR_DRBG_init(&drbg, kDRBGEntropy, kDRBGPersonalization,
268 sizeof(kDRBGPersonalization)) ||
269 !CTR_DRBG_generate(&drbg, output, sizeof(output), kDRBGAD,
270 sizeof(kDRBGAD)) ||
271 !CTR_DRBG_reseed(&drbg, kDRBGEntropy2, kDRBGAD, sizeof(kDRBGAD)) ||
272 !CTR_DRBG_generate(&drbg, output, sizeof(output), kDRBGAD,
273 sizeof(kDRBGAD))) {
274 printf("DRBG failed\n");
275 goto err;
276 }
277 printf(" generated ");
278 hexdump(output, sizeof(output));
279 CTR_DRBG_clear(&drbg);
280
281 /* TLS KDF */
282 printf("About to run TLS KDF\n");
283 uint8_t tls_output[32];
284 if (!CRYPTO_tls1_prf(EVP_sha256(), tls_output, sizeof(tls_output), kAESKey,
285 sizeof(kAESKey), "foo", 3, kPlaintextSHA256,
286 sizeof(kPlaintextSHA256), kPlaintextSHA256,
287 sizeof(kPlaintextSHA256))) {
288 fprintf(stderr, "TLS KDF failed.\n");
289 goto err;
290 }
291 printf(" got ");
292 hexdump(tls_output, sizeof(tls_output));
293
294 /* FFDH */
295 printf("About to compute FFDH key-agreement:\n");
296 DH *dh = DH_get_rfc7919_2048();
297 uint8_t dh_result[2048/8];
298 if (!dh ||
299 !DH_generate_key(dh) ||
300 sizeof(dh_result) != DH_size(dh) ||
301 DH_compute_key_padded(dh_result, DH_get0_pub_key(dh), dh) !=
302 sizeof(dh_result)) {
303 fprintf(stderr, "FFDH failed.\n");
304 goto err;
305 }
306 DH_free(dh);
307
308 printf(" got ");
309 hexdump(dh_result, sizeof(dh_result));
310
311 printf("PASS\n");
312 return 0;
313
314 err:
315 printf("FAIL\n");
316 abort();
317 }
318