1 /**********************************************************************
3 * Copyright (c) 2005-2006 Cryptocom LTD *
4 * This file is distributed under the same license as OpenSSL *
6 * Main file of GOST engine *
8 * Requires OpenSSL 0.9.9 for compilation *
9 **********************************************************************/
11 #include <openssl/crypto.h>
12 #include <openssl/err.h>
13 #include <openssl/evp.h>
14 #include <openssl/engine.h>
15 #include <openssl/obj_mac.h>
16 #include "e_gost_err.h"
19 #include "gost_grasshopper_cipher.h"
21 static const char* engine_gost_id = "gost";
23 static const char* engine_gost_name =
24 "Reference implementation of GOST engine";
26 /* Symmetric cipher and digest function registrar */
28 static int gost_ciphers(ENGINE* e, const EVP_CIPHER** cipher,
29 const int** nids, int nid);
31 static int gost_digests(ENGINE* e, const EVP_MD** digest,
32 const int** nids, int ind);
34 static int gost_pkey_meths(ENGINE* e, EVP_PKEY_METHOD** pmeth,
35 const int** nids, int nid);
37 static int gost_pkey_asn1_meths(ENGINE* e, EVP_PKEY_ASN1_METHOD** ameth,
38 const int** nids, int nid);
40 static int gost_cipher_nids[] = {
54 static int gost_digest_nids(const int** nids) {
55 static int digest_nids[8] = {0, 0, 0, 0, 0, 0, 0, 0};
61 if ((md = digest_gost()) != NULL)
62 digest_nids[pos++] = EVP_MD_type(md);
63 if ((md = imit_gost_cpa()) != NULL)
64 digest_nids[pos++] = EVP_MD_type(md);
65 if ((md = digest_gost2012_256()) != NULL)
66 digest_nids[pos++] = EVP_MD_type(md);
67 if ((md = digest_gost2012_512()) != NULL)
68 digest_nids[pos++] = EVP_MD_type(md);
69 if ((md = imit_gost_cp_12()) != NULL)
70 digest_nids[pos++] = EVP_MD_type(md);
71 if ((md = magma_omac()) != NULL)
72 digest_nids[pos++] = EVP_MD_type(md);
73 if ((md = grasshopper_omac()) != NULL)
74 digest_nids[pos++] = EVP_MD_type(md);
84 static int gost_pkey_meth_nids[] = {
85 NID_id_GostR3410_2001,
86 NID_id_Gost28147_89_MAC,
87 NID_id_GostR3410_2012_256,
88 NID_id_GostR3410_2012_512,
95 static EVP_PKEY_METHOD* pmeth_GostR3410_2001 = NULL,
96 * pmeth_GostR3410_2012_256 = NULL,
97 * pmeth_GostR3410_2012_512 = NULL,
98 * pmeth_Gost28147_MAC = NULL, * pmeth_Gost28147_MAC_12 = NULL,
99 * pmeth_magma_mac = NULL, * pmeth_grasshopper_mac = NULL;
101 static EVP_PKEY_ASN1_METHOD* ameth_GostR3410_2001 = NULL,
102 * ameth_GostR3410_2012_256 = NULL,
103 * ameth_GostR3410_2012_512 = NULL,
104 * ameth_Gost28147_MAC = NULL, * ameth_Gost28147_MAC_12 = NULL,
105 * ameth_magma_mac = NULL, * ameth_grasshopper_mac = NULL;
107 static int gost_engine_init(ENGINE* e) {
111 static int gost_engine_finish(ENGINE* e) {
115 static int gost_engine_destroy(ENGINE* e) {
116 digest_gost_destroy();
117 digest_gost2012_256_destroy();
118 digest_gost2012_512_destroy();
120 imit_gost_cpa_destroy();
121 imit_gost_cp_12_destroy();
122 magma_omac_destroy();
123 grasshopper_omac_destroy();
125 cipher_gost_destroy();
129 pmeth_GostR3410_2001 = NULL;
130 pmeth_Gost28147_MAC = NULL;
131 pmeth_GostR3410_2012_256 = NULL;
132 pmeth_GostR3410_2012_512 = NULL;
133 pmeth_Gost28147_MAC_12 = NULL;
134 pmeth_magma_mac = NULL;
135 pmeth_grasshopper_mac = NULL;
137 ameth_GostR3410_2001 = NULL;
138 ameth_Gost28147_MAC = NULL;
139 ameth_GostR3410_2012_256 = NULL;
140 ameth_GostR3410_2012_512 = NULL;
141 ameth_Gost28147_MAC_12 = NULL;
142 ameth_magma_mac = NULL;
143 ameth_grasshopper_mac = NULL;
145 ERR_unload_GOST_strings();
150 static int bind_gost(ENGINE* e, const char* id) {
152 if (id != NULL && strcmp(id, engine_gost_id) != 0)
154 if (ameth_GostR3410_2001) {
155 printf("GOST engine already loaded\n");
158 if (!ENGINE_set_id(e, engine_gost_id)) {
159 printf("ENGINE_set_id failed\n");
162 if (!ENGINE_set_name(e, engine_gost_name)) {
163 printf("ENGINE_set_name failed\n");
166 if (!ENGINE_set_digests(e, gost_digests)) {
167 printf("ENGINE_set_digests failed\n");
170 if (!ENGINE_set_ciphers(e, gost_ciphers)) {
171 printf("ENGINE_set_ciphers failed\n");
174 if (!ENGINE_set_pkey_meths(e, gost_pkey_meths)) {
175 printf("ENGINE_set_pkey_meths failed\n");
178 if (!ENGINE_set_pkey_asn1_meths(e, gost_pkey_asn1_meths)) {
179 printf("ENGINE_set_pkey_asn1_meths failed\n");
182 /* Control function and commands */
183 if (!ENGINE_set_cmd_defns(e, gost_cmds)) {
184 fprintf(stderr, "ENGINE_set_cmd_defns failed\n");
187 if (!ENGINE_set_ctrl_function(e, gost_control_func)) {
188 fprintf(stderr, "ENGINE_set_ctrl_func failed\n");
191 if (!ENGINE_set_destroy_function(e, gost_engine_destroy)
192 || !ENGINE_set_init_function(e, gost_engine_init)
193 || !ENGINE_set_finish_function(e, gost_engine_finish)) {
197 if (!register_ameth_gost
198 (NID_id_GostR3410_2001, &ameth_GostR3410_2001, "GOST2001",
199 "GOST R 34.10-2001"))
201 if (!register_ameth_gost
202 (NID_id_GostR3410_2012_256, &ameth_GostR3410_2012_256, "GOST2012_256",
203 "GOST R 34.10-2012 with 256 bit key"))
205 if (!register_ameth_gost
206 (NID_id_GostR3410_2012_512, &ameth_GostR3410_2012_512, "GOST2012_512",
207 "GOST R 34.10-2012 with 512 bit key"))
209 if (!register_ameth_gost(NID_id_Gost28147_89_MAC, &ameth_Gost28147_MAC,
210 "GOST-MAC", "GOST 28147-89 MAC"))
212 if (!register_ameth_gost(NID_gost_mac_12, &ameth_Gost28147_MAC_12,
214 "GOST 28147-89 MAC with 2012 params"))
216 if (!register_ameth_gost(NID_magma_mac, &ameth_magma_mac,
217 "MAGMA-MAC", "GOST R 34.13-2015 Magma MAC"))
219 if (!register_ameth_gost(NID_grasshopper_mac, &ameth_grasshopper_mac,
220 "GRASSHOPPER-MAC", "GOST R 34.13-2015 Grasshopper MAC"))
223 if (!register_pmeth_gost(NID_id_GostR3410_2001, &pmeth_GostR3410_2001, 0))
226 if (!register_pmeth_gost
227 (NID_id_GostR3410_2012_256, &pmeth_GostR3410_2012_256, 0))
229 if (!register_pmeth_gost
230 (NID_id_GostR3410_2012_512, &pmeth_GostR3410_2012_512, 0))
232 if (!register_pmeth_gost
233 (NID_id_Gost28147_89_MAC, &pmeth_Gost28147_MAC, 0))
235 if (!register_pmeth_gost(NID_gost_mac_12, &pmeth_Gost28147_MAC_12, 0))
237 if (!register_pmeth_gost(NID_magma_mac, &pmeth_magma_mac, 0))
239 if (!register_pmeth_gost(NID_grasshopper_mac, &pmeth_grasshopper_mac, 0))
241 if (!ENGINE_register_ciphers(e)
242 || !ENGINE_register_digests(e)
243 || !ENGINE_register_pkey_meths(e)
244 /* These two actually should go in LIST_ADD command */
245 || !EVP_add_cipher(cipher_gost())
246 || !EVP_add_cipher(cipher_gost_cbc())
247 || !EVP_add_cipher(cipher_gost_cpacnt())
248 || !EVP_add_cipher(cipher_gost_cpcnt_12())
249 || !EVP_add_cipher(cipher_gost_grasshopper_ecb())
250 || !EVP_add_cipher(cipher_gost_grasshopper_cbc())
251 || !EVP_add_cipher(cipher_gost_grasshopper_cfb())
252 || !EVP_add_cipher(cipher_gost_grasshopper_ofb())
253 || !EVP_add_cipher(cipher_gost_grasshopper_ctr())
254 || !EVP_add_cipher(cipher_magma_cbc())
255 || !EVP_add_digest(digest_gost())
256 || !EVP_add_digest(digest_gost2012_512())
257 || !EVP_add_digest(digest_gost2012_256())
258 || !EVP_add_digest(imit_gost_cpa())
259 || !EVP_add_digest(imit_gost_cp_12())
260 || !EVP_add_digest(magma_omac())
261 || !EVP_add_digest(grasshopper_omac())
266 ENGINE_register_all_complete();
268 ERR_load_GOST_strings();
274 #ifndef OPENSSL_NO_DYNAMIC_ENGINE
275 IMPLEMENT_DYNAMIC_BIND_FN(bind_gost)
276 IMPLEMENT_DYNAMIC_CHECK_FN()
277 #endif /* ndef OPENSSL_NO_DYNAMIC_ENGINE */
279 static int gost_digests(ENGINE* e, const EVP_MD** digest,
280 const int** nids, int nid) {
282 if (digest == NULL) {
283 return gost_digest_nids(nids);
285 if (nid == NID_id_GostR3411_94) {
286 *digest = digest_gost();
287 } else if (nid == NID_id_Gost28147_89_MAC) {
288 *digest = imit_gost_cpa();
289 } else if (nid == NID_id_GostR3411_2012_256) {
290 *digest = digest_gost2012_256();
291 } else if (nid == NID_id_GostR3411_2012_512) {
292 *digest = digest_gost2012_512();
293 } else if (nid == NID_gost_mac_12) {
294 *digest = imit_gost_cp_12();
295 } else if (nid == NID_magma_mac) {
296 *digest = magma_omac();
297 } else if (nid == NID_grasshopper_mac) {
298 *digest = grasshopper_omac();
306 static int gost_ciphers(ENGINE* e, const EVP_CIPHER** cipher,
307 const int** nids, int nid) {
309 if (cipher == NULL) {
310 *nids = gost_cipher_nids;
311 return sizeof(gost_cipher_nids) / sizeof(gost_cipher_nids[0]) - 1;
314 if (nid == NID_id_Gost28147_89) {
315 *cipher = cipher_gost();
316 } else if (nid == NID_gost89_cnt) {
317 *cipher = cipher_gost_cpacnt();
318 } else if (nid == NID_gost89_cnt_12) {
319 *cipher = cipher_gost_cpcnt_12();
320 } else if (nid == NID_gost89_cbc) {
321 *cipher = cipher_gost_cbc();
322 } else if (nid == NID_grasshopper_ecb) {
323 *cipher = cipher_gost_grasshopper_ecb();
324 } else if (nid == NID_grasshopper_cbc) {
325 *cipher = cipher_gost_grasshopper_cbc();
326 } else if (nid == NID_grasshopper_cfb) {
327 *cipher = cipher_gost_grasshopper_cfb();
328 } else if (nid == NID_grasshopper_ofb) {
329 *cipher = cipher_gost_grasshopper_ofb();
330 } else if (nid == NID_grasshopper_ctr) {
331 *cipher = cipher_gost_grasshopper_ctr();
332 } else if (nid == NID_magma_cbc) {
333 *cipher = cipher_magma_cbc();
341 static int gost_pkey_meths(ENGINE* e, EVP_PKEY_METHOD** pmeth,
342 const int** nids, int nid) {
344 *nids = gost_pkey_meth_nids;
345 return sizeof(gost_pkey_meth_nids) / sizeof(gost_pkey_meth_nids[0]) - 1;
349 case NID_id_GostR3410_2001:
350 *pmeth = pmeth_GostR3410_2001;
352 case NID_id_GostR3410_2012_256:
353 *pmeth = pmeth_GostR3410_2012_256;
355 case NID_id_GostR3410_2012_512:
356 *pmeth = pmeth_GostR3410_2012_512;
358 case NID_id_Gost28147_89_MAC:
359 *pmeth = pmeth_Gost28147_MAC;
361 case NID_gost_mac_12:
362 *pmeth = pmeth_Gost28147_MAC_12;
365 *pmeth = pmeth_magma_mac;
367 case NID_grasshopper_mac:
368 *pmeth = pmeth_grasshopper_mac;
378 static int gost_pkey_asn1_meths(ENGINE* e, EVP_PKEY_ASN1_METHOD** ameth,
379 const int** nids, int nid) {
381 *nids = gost_pkey_meth_nids;
382 return sizeof(gost_pkey_meth_nids) / sizeof(gost_pkey_meth_nids[0]) - 1;
386 case NID_id_GostR3410_2001:
387 *ameth = ameth_GostR3410_2001;
389 case NID_id_GostR3410_2012_256:
390 *ameth = ameth_GostR3410_2012_256;
392 case NID_id_GostR3410_2012_512:
393 *ameth = ameth_GostR3410_2012_512;
395 case NID_id_Gost28147_89_MAC:
396 *ameth = ameth_Gost28147_MAC;
398 case NID_gost_mac_12:
399 *ameth = ameth_Gost28147_MAC_12;
402 *ameth = ameth_magma_mac;
404 case NID_grasshopper_mac:
405 *ameth = ameth_grasshopper_mac;
415 #ifdef OPENSSL_NO_DYNAMIC_ENGINE
417 static ENGINE* engine_gost(void) {
418 ENGINE* ret = ENGINE_new();
421 if (!bind_gost(ret, engine_gost_id)) {
428 void ENGINE_load_gost(void) {
430 if (pmeth_GostR3410_2001)
432 toadd = engine_gost();