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Commit | Line | Data |
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0f113f3e | 1 | /* |
62867571 | 2 | * Copyright 2006-2016 The OpenSSL Project Authors. All Rights Reserved. |
0b6f3c66 | 3 | * |
62867571 RS |
4 | * Licensed under the OpenSSL license (the "License"). You may not use |
5 | * this file except in compliance with the License. You can obtain a copy | |
6 | * in the file LICENSE in the source distribution or at | |
7 | * https://www.openssl.org/source/license.html | |
0b6f3c66 DSH |
8 | */ |
9 | ||
10 | #include <stdio.h> | |
11 | #include <stdlib.h> | |
b39fc560 | 12 | #include "internal/cryptlib.h" |
3c27208f | 13 | #include <openssl/engine.h> |
33bed28b | 14 | #include <openssl/evp.h> |
99119000 | 15 | #include <openssl/x509v3.h> |
5fe736e5 | 16 | #include "internal/asn1_int.h" |
27af42f9 | 17 | #include "internal/evp_int.h" |
99119000 | 18 | #include "internal/numbers.h" |
0b6f3c66 | 19 | |
0f113f3e | 20 | typedef int sk_cmp_fn_type(const char *const *a, const char *const *b); |
5ce278a7 | 21 | |
df2ee0e2 | 22 | static STACK_OF(EVP_PKEY_METHOD) *app_pkey_methods = NULL; |
0b6f3c66 | 23 | |
0f113f3e | 24 | static const EVP_PKEY_METHOD *standard_methods[] = { |
d4f0339c | 25 | #ifndef OPENSSL_NO_RSA |
0f113f3e | 26 | &rsa_pkey_meth, |
d4f0339c DSH |
27 | #endif |
28 | #ifndef OPENSSL_NO_DH | |
0f113f3e | 29 | &dh_pkey_meth, |
d4f0339c DSH |
30 | #endif |
31 | #ifndef OPENSSL_NO_DSA | |
0f113f3e | 32 | &dsa_pkey_meth, |
d4f0339c | 33 | #endif |
ef236ec3 | 34 | #ifndef OPENSSL_NO_EC |
0f113f3e | 35 | &ec_pkey_meth, |
ef236ec3 | 36 | #endif |
0f113f3e | 37 | &hmac_pkey_meth, |
b4a3aeeb | 38 | #ifndef OPENSSL_NO_CMAC |
0f113f3e | 39 | &cmac_pkey_meth, |
b4a3aeeb | 40 | #endif |
afb14cda | 41 | #ifndef OPENSSL_NO_DH |
1eff3485 | 42 | &dhx_pkey_meth, |
afb14cda | 43 | #endif |
aacfb134 | 44 | &tls1_prf_pkey_meth, |
262bd85f DSH |
45 | #ifndef OPENSSL_NO_EC |
46 | &ecx25519_pkey_meth, | |
47 | #endif | |
aacfb134 | 48 | &hkdf_pkey_meth |
0f113f3e | 49 | }; |
0b6f3c66 | 50 | |
606f6c47 | 51 | DECLARE_OBJ_BSEARCH_CMP_FN(const EVP_PKEY_METHOD *, const EVP_PKEY_METHOD *, |
0f113f3e | 52 | pmeth); |
babb3798 | 53 | |
0f113f3e MC |
54 | static int pmeth_cmp(const EVP_PKEY_METHOD *const *a, |
55 | const EVP_PKEY_METHOD *const *b) | |
56 | { | |
57 | return ((*a)->pkey_id - (*b)->pkey_id); | |
58 | } | |
0b6f3c66 | 59 | |
606f6c47 | 60 | IMPLEMENT_OBJ_BSEARCH_CMP_FN(const EVP_PKEY_METHOD *, const EVP_PKEY_METHOD *, |
0f113f3e | 61 | pmeth); |
babb3798 | 62 | |
c9777d26 | 63 | const EVP_PKEY_METHOD *EVP_PKEY_meth_find(int type) |
0f113f3e MC |
64 | { |
65 | EVP_PKEY_METHOD tmp; | |
66 | const EVP_PKEY_METHOD *t = &tmp, **ret; | |
67 | tmp.pkey_id = type; | |
68 | if (app_pkey_methods) { | |
69 | int idx; | |
70 | idx = sk_EVP_PKEY_METHOD_find(app_pkey_methods, &tmp); | |
71 | if (idx >= 0) | |
72 | return sk_EVP_PKEY_METHOD_value(app_pkey_methods, idx); | |
73 | } | |
74 | ret = OBJ_bsearch_pmeth(&t, standard_methods, | |
75 | sizeof(standard_methods) / | |
76 | sizeof(EVP_PKEY_METHOD *)); | |
77 | if (!ret || !*ret) | |
78 | return NULL; | |
79 | return *ret; | |
80 | } | |
0b6f3c66 | 81 | |
f5cda4cb | 82 | static EVP_PKEY_CTX *int_ctx_new(EVP_PKEY *pkey, ENGINE *e, int id) |
0f113f3e MC |
83 | { |
84 | EVP_PKEY_CTX *ret; | |
85 | const EVP_PKEY_METHOD *pmeth; | |
86 | if (id == -1) { | |
87 | if (!pkey || !pkey->ameth) | |
88 | return NULL; | |
89 | id = pkey->ameth->pkey_id; | |
90 | } | |
a63bf2c5 | 91 | #ifndef OPENSSL_NO_ENGINE |
0f113f3e MC |
92 | if (pkey && pkey->engine) |
93 | e = pkey->engine; | |
94 | /* Try to find an ENGINE which implements this method */ | |
95 | if (e) { | |
96 | if (!ENGINE_init(e)) { | |
97 | EVPerr(EVP_F_INT_CTX_NEW, ERR_R_ENGINE_LIB); | |
98 | return NULL; | |
99 | } | |
100 | } else | |
101 | e = ENGINE_get_pkey_meth_engine(id); | |
102 | ||
103 | /* | |
0d4fb843 | 104 | * If an ENGINE handled this method look it up. Otherwise use internal |
0f113f3e MC |
105 | * tables. |
106 | */ | |
107 | ||
108 | if (e) | |
109 | pmeth = ENGINE_get_pkey_meth(e, id); | |
110 | else | |
a63bf2c5 | 111 | #endif |
0f113f3e | 112 | pmeth = EVP_PKEY_meth_find(id); |
c9777d26 | 113 | |
0f113f3e MC |
114 | if (pmeth == NULL) { |
115 | EVPerr(EVP_F_INT_CTX_NEW, EVP_R_UNSUPPORTED_ALGORITHM); | |
116 | return NULL; | |
117 | } | |
c9777d26 | 118 | |
64b25758 | 119 | ret = OPENSSL_zalloc(sizeof(*ret)); |
90945fa3 | 120 | if (ret == NULL) { |
a63bf2c5 | 121 | #ifndef OPENSSL_NO_ENGINE |
7c96dbcd | 122 | ENGINE_finish(e); |
a63bf2c5 | 123 | #endif |
0f113f3e MC |
124 | EVPerr(EVP_F_INT_CTX_NEW, ERR_R_MALLOC_FAILURE); |
125 | return NULL; | |
126 | } | |
127 | ret->engine = e; | |
128 | ret->pmeth = pmeth; | |
129 | ret->operation = EVP_PKEY_OP_UNDEFINED; | |
130 | ret->pkey = pkey; | |
0f113f3e | 131 | if (pkey) |
03273d61 | 132 | EVP_PKEY_up_ref(pkey); |
0f113f3e MC |
133 | |
134 | if (pmeth->init) { | |
135 | if (pmeth->init(ret) <= 0) { | |
136 | EVP_PKEY_CTX_free(ret); | |
137 | return NULL; | |
138 | } | |
139 | } | |
140 | ||
141 | return ret; | |
142 | } | |
143 | ||
144 | EVP_PKEY_METHOD *EVP_PKEY_meth_new(int id, int flags) | |
145 | { | |
146 | EVP_PKEY_METHOD *pmeth; | |
b4faea50 | 147 | |
b51bce94 | 148 | pmeth = OPENSSL_zalloc(sizeof(*pmeth)); |
90945fa3 | 149 | if (pmeth == NULL) |
0f113f3e MC |
150 | return NULL; |
151 | ||
0f113f3e MC |
152 | pmeth->pkey_id = id; |
153 | pmeth->flags = flags | EVP_PKEY_FLAG_DYNAMIC; | |
0f113f3e MC |
154 | return pmeth; |
155 | } | |
ba30bad5 | 156 | |
f830c68f | 157 | void EVP_PKEY_meth_get0_info(int *ppkey_id, int *pflags, |
0f113f3e MC |
158 | const EVP_PKEY_METHOD *meth) |
159 | { | |
160 | if (ppkey_id) | |
161 | *ppkey_id = meth->pkey_id; | |
162 | if (pflags) | |
163 | *pflags = meth->flags; | |
164 | } | |
f830c68f DSH |
165 | |
166 | void EVP_PKEY_meth_copy(EVP_PKEY_METHOD *dst, const EVP_PKEY_METHOD *src) | |
0f113f3e | 167 | { |
f830c68f | 168 | |
0f113f3e MC |
169 | dst->init = src->init; |
170 | dst->copy = src->copy; | |
171 | dst->cleanup = src->cleanup; | |
f830c68f | 172 | |
0f113f3e MC |
173 | dst->paramgen_init = src->paramgen_init; |
174 | dst->paramgen = src->paramgen; | |
f830c68f | 175 | |
0f113f3e MC |
176 | dst->keygen_init = src->keygen_init; |
177 | dst->keygen = src->keygen; | |
f830c68f | 178 | |
0f113f3e MC |
179 | dst->sign_init = src->sign_init; |
180 | dst->sign = src->sign; | |
f830c68f | 181 | |
0f113f3e MC |
182 | dst->verify_init = src->verify_init; |
183 | dst->verify = src->verify; | |
f830c68f | 184 | |
0f113f3e MC |
185 | dst->verify_recover_init = src->verify_recover_init; |
186 | dst->verify_recover = src->verify_recover; | |
f830c68f | 187 | |
0f113f3e MC |
188 | dst->signctx_init = src->signctx_init; |
189 | dst->signctx = src->signctx; | |
f830c68f | 190 | |
0f113f3e MC |
191 | dst->verifyctx_init = src->verifyctx_init; |
192 | dst->verifyctx = src->verifyctx; | |
f830c68f | 193 | |
0f113f3e MC |
194 | dst->encrypt_init = src->encrypt_init; |
195 | dst->encrypt = src->encrypt; | |
f830c68f | 196 | |
0f113f3e MC |
197 | dst->decrypt_init = src->decrypt_init; |
198 | dst->decrypt = src->decrypt; | |
f830c68f | 199 | |
0f113f3e MC |
200 | dst->derive_init = src->derive_init; |
201 | dst->derive = src->derive; | |
f830c68f | 202 | |
0f113f3e MC |
203 | dst->ctrl = src->ctrl; |
204 | dst->ctrl_str = src->ctrl_str; | |
205 | } | |
f830c68f | 206 | |
ba30bad5 | 207 | void EVP_PKEY_meth_free(EVP_PKEY_METHOD *pmeth) |
0f113f3e MC |
208 | { |
209 | if (pmeth && (pmeth->flags & EVP_PKEY_FLAG_DYNAMIC)) | |
210 | OPENSSL_free(pmeth); | |
211 | } | |
ba30bad5 | 212 | |
f5cda4cb | 213 | EVP_PKEY_CTX *EVP_PKEY_CTX_new(EVP_PKEY *pkey, ENGINE *e) |
0f113f3e MC |
214 | { |
215 | return int_ctx_new(pkey, e, -1); | |
216 | } | |
f5cda4cb DSH |
217 | |
218 | EVP_PKEY_CTX *EVP_PKEY_CTX_new_id(int id, ENGINE *e) | |
0f113f3e MC |
219 | { |
220 | return int_ctx_new(NULL, e, id); | |
221 | } | |
f5cda4cb | 222 | |
8bdcef40 | 223 | EVP_PKEY_CTX *EVP_PKEY_CTX_dup(EVP_PKEY_CTX *pctx) |
0f113f3e MC |
224 | { |
225 | EVP_PKEY_CTX *rctx; | |
226 | if (!pctx->pmeth || !pctx->pmeth->copy) | |
227 | return NULL; | |
c9777d26 | 228 | #ifndef OPENSSL_NO_ENGINE |
0f113f3e MC |
229 | /* Make sure it's safe to copy a pkey context using an ENGINE */ |
230 | if (pctx->engine && !ENGINE_init(pctx->engine)) { | |
231 | EVPerr(EVP_F_EVP_PKEY_CTX_DUP, ERR_R_ENGINE_LIB); | |
232 | return 0; | |
233 | } | |
c9777d26 | 234 | #endif |
b4faea50 | 235 | rctx = OPENSSL_malloc(sizeof(*rctx)); |
90945fa3 | 236 | if (rctx == NULL) |
0f113f3e | 237 | return NULL; |
8bdcef40 | 238 | |
0f113f3e | 239 | rctx->pmeth = pctx->pmeth; |
c9777d26 | 240 | #ifndef OPENSSL_NO_ENGINE |
0f113f3e | 241 | rctx->engine = pctx->engine; |
c9777d26 | 242 | #endif |
8bdcef40 | 243 | |
0f113f3e | 244 | if (pctx->pkey) |
03273d61 | 245 | EVP_PKEY_up_ref(pctx->pkey); |
944f8580 | 246 | |
0f113f3e | 247 | rctx->pkey = pctx->pkey; |
8bdcef40 | 248 | |
0f113f3e | 249 | if (pctx->peerkey) |
03273d61 | 250 | EVP_PKEY_up_ref(pctx->peerkey); |
944f8580 | 251 | |
0f113f3e | 252 | rctx->peerkey = pctx->peerkey; |
8bdcef40 | 253 | |
0f113f3e MC |
254 | rctx->data = NULL; |
255 | rctx->app_data = NULL; | |
256 | rctx->operation = pctx->operation; | |
8bdcef40 | 257 | |
0f113f3e MC |
258 | if (pctx->pmeth->copy(rctx, pctx) > 0) |
259 | return rctx; | |
8bdcef40 | 260 | |
0f113f3e MC |
261 | EVP_PKEY_CTX_free(rctx); |
262 | return NULL; | |
8bdcef40 | 263 | |
0f113f3e | 264 | } |
8bdcef40 | 265 | |
ba30bad5 | 266 | int EVP_PKEY_meth_add0(const EVP_PKEY_METHOD *pmeth) |
0f113f3e MC |
267 | { |
268 | if (app_pkey_methods == NULL) { | |
269 | app_pkey_methods = sk_EVP_PKEY_METHOD_new(pmeth_cmp); | |
90945fa3 | 270 | if (app_pkey_methods == NULL) |
0f113f3e MC |
271 | return 0; |
272 | } | |
273 | if (!sk_EVP_PKEY_METHOD_push(app_pkey_methods, pmeth)) | |
274 | return 0; | |
275 | sk_EVP_PKEY_METHOD_sort(app_pkey_methods); | |
276 | return 1; | |
277 | } | |
ba30bad5 | 278 | |
5da98aa6 | 279 | void EVP_PKEY_CTX_free(EVP_PKEY_CTX *ctx) |
0f113f3e MC |
280 | { |
281 | if (ctx == NULL) | |
282 | return; | |
283 | if (ctx->pmeth && ctx->pmeth->cleanup) | |
284 | ctx->pmeth->cleanup(ctx); | |
c5ba2d99 RS |
285 | EVP_PKEY_free(ctx->pkey); |
286 | EVP_PKEY_free(ctx->peerkey); | |
c9777d26 | 287 | #ifndef OPENSSL_NO_ENGINE |
7c96dbcd | 288 | ENGINE_finish(ctx->engine); |
c9777d26 | 289 | #endif |
0f113f3e MC |
290 | OPENSSL_free(ctx); |
291 | } | |
5da98aa6 | 292 | |
0b6f3c66 | 293 | int EVP_PKEY_CTX_ctrl(EVP_PKEY_CTX *ctx, int keytype, int optype, |
0f113f3e MC |
294 | int cmd, int p1, void *p2) |
295 | { | |
296 | int ret; | |
297 | if (!ctx || !ctx->pmeth || !ctx->pmeth->ctrl) { | |
298 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL, EVP_R_COMMAND_NOT_SUPPORTED); | |
299 | return -2; | |
300 | } | |
301 | if ((keytype != -1) && (ctx->pmeth->pkey_id != keytype)) | |
302 | return -1; | |
303 | ||
304 | if (ctx->operation == EVP_PKEY_OP_UNDEFINED) { | |
305 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL, EVP_R_NO_OPERATION_SET); | |
306 | return -1; | |
307 | } | |
308 | ||
309 | if ((optype != -1) && !(ctx->operation & optype)) { | |
310 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL, EVP_R_INVALID_OPERATION); | |
311 | return -1; | |
312 | } | |
313 | ||
314 | ret = ctx->pmeth->ctrl(ctx, cmd, p1, p2); | |
315 | ||
316 | if (ret == -2) | |
317 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL, EVP_R_COMMAND_NOT_SUPPORTED); | |
318 | ||
319 | return ret; | |
320 | ||
321 | } | |
0b6f3c66 | 322 | |
4a3dc3c0 | 323 | int EVP_PKEY_CTX_ctrl_str(EVP_PKEY_CTX *ctx, |
0f113f3e MC |
324 | const char *name, const char *value) |
325 | { | |
326 | if (!ctx || !ctx->pmeth || !ctx->pmeth->ctrl_str) { | |
327 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL_STR, EVP_R_COMMAND_NOT_SUPPORTED); | |
328 | return -2; | |
329 | } | |
86885c28 | 330 | if (strcmp(name, "digest") == 0) { |
0f113f3e | 331 | const EVP_MD *md; |
75ebbd9a | 332 | if (value == NULL || (md = EVP_get_digestbyname(value)) == NULL) { |
0f113f3e MC |
333 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL_STR, EVP_R_INVALID_DIGEST); |
334 | return 0; | |
335 | } | |
336 | return EVP_PKEY_CTX_set_signature_md(ctx, md); | |
337 | } | |
338 | return ctx->pmeth->ctrl_str(ctx, name, value); | |
339 | } | |
f5cda4cb | 340 | |
99119000 DSH |
341 | /* Utility functions to send a string of hex string to a ctrl */ |
342 | ||
343 | int EVP_PKEY_CTX_str2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *str) | |
344 | { | |
345 | size_t len; | |
346 | ||
347 | len = strlen(str); | |
348 | if (len > INT_MAX) | |
349 | return -1; | |
350 | return ctx->pmeth->ctrl(ctx, cmd, len, (void *)str); | |
351 | } | |
352 | ||
353 | int EVP_PKEY_CTX_hex2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *hex) | |
354 | { | |
355 | unsigned char *bin; | |
356 | long binlen; | |
357 | int rv = -1; | |
358 | ||
14f051a0 | 359 | bin = OPENSSL_hexstr2buf(hex, &binlen); |
99119000 DSH |
360 | if (bin == NULL) |
361 | return 0; | |
362 | if (binlen <= INT_MAX) | |
363 | rv = ctx->pmeth->ctrl(ctx, cmd, binlen, bin); | |
364 | OPENSSL_free(bin); | |
365 | return rv; | |
366 | } | |
367 | ||
b28dea4e | 368 | int EVP_PKEY_CTX_get_operation(EVP_PKEY_CTX *ctx) |
0f113f3e MC |
369 | { |
370 | return ctx->operation; | |
371 | } | |
b28dea4e DSH |
372 | |
373 | void EVP_PKEY_CTX_set0_keygen_info(EVP_PKEY_CTX *ctx, int *dat, int datlen) | |
0f113f3e MC |
374 | { |
375 | ctx->keygen_info = dat; | |
376 | ctx->keygen_info_count = datlen; | |
377 | } | |
b28dea4e | 378 | |
f5cda4cb | 379 | void EVP_PKEY_CTX_set_data(EVP_PKEY_CTX *ctx, void *data) |
0f113f3e MC |
380 | { |
381 | ctx->data = data; | |
382 | } | |
f5cda4cb DSH |
383 | |
384 | void *EVP_PKEY_CTX_get_data(EVP_PKEY_CTX *ctx) | |
0f113f3e MC |
385 | { |
386 | return ctx->data; | |
387 | } | |
f5cda4cb | 388 | |
81cebb8b | 389 | EVP_PKEY *EVP_PKEY_CTX_get0_pkey(EVP_PKEY_CTX *ctx) |
0f113f3e MC |
390 | { |
391 | return ctx->pkey; | |
392 | } | |
81cebb8b | 393 | |
0e1dba93 | 394 | EVP_PKEY *EVP_PKEY_CTX_get0_peerkey(EVP_PKEY_CTX *ctx) |
0f113f3e MC |
395 | { |
396 | return ctx->peerkey; | |
397 | } | |
398 | ||
f5cda4cb | 399 | void EVP_PKEY_CTX_set_app_data(EVP_PKEY_CTX *ctx, void *data) |
0f113f3e MC |
400 | { |
401 | ctx->app_data = data; | |
402 | } | |
f5cda4cb DSH |
403 | |
404 | void *EVP_PKEY_CTX_get_app_data(EVP_PKEY_CTX *ctx) | |
0f113f3e MC |
405 | { |
406 | return ctx->app_data; | |
407 | } | |
ba30bad5 DSH |
408 | |
409 | void EVP_PKEY_meth_set_init(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
410 | int (*init) (EVP_PKEY_CTX *ctx)) |
411 | { | |
412 | pmeth->init = init; | |
413 | } | |
8bdcef40 DSH |
414 | |
415 | void EVP_PKEY_meth_set_copy(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
416 | int (*copy) (EVP_PKEY_CTX *dst, |
417 | EVP_PKEY_CTX *src)) | |
418 | { | |
419 | pmeth->copy = copy; | |
420 | } | |
ba30bad5 DSH |
421 | |
422 | void EVP_PKEY_meth_set_cleanup(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
423 | void (*cleanup) (EVP_PKEY_CTX *ctx)) |
424 | { | |
425 | pmeth->cleanup = cleanup; | |
426 | } | |
ba30bad5 DSH |
427 | |
428 | void EVP_PKEY_meth_set_paramgen(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
429 | int (*paramgen_init) (EVP_PKEY_CTX *ctx), |
430 | int (*paramgen) (EVP_PKEY_CTX *ctx, | |
431 | EVP_PKEY *pkey)) | |
432 | { | |
433 | pmeth->paramgen_init = paramgen_init; | |
434 | pmeth->paramgen = paramgen; | |
435 | } | |
ba30bad5 DSH |
436 | |
437 | void EVP_PKEY_meth_set_keygen(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
438 | int (*keygen_init) (EVP_PKEY_CTX *ctx), |
439 | int (*keygen) (EVP_PKEY_CTX *ctx, | |
440 | EVP_PKEY *pkey)) | |
441 | { | |
442 | pmeth->keygen_init = keygen_init; | |
443 | pmeth->keygen = keygen; | |
444 | } | |
ba30bad5 DSH |
445 | |
446 | void EVP_PKEY_meth_set_sign(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
447 | int (*sign_init) (EVP_PKEY_CTX *ctx), |
448 | int (*sign) (EVP_PKEY_CTX *ctx, | |
449 | unsigned char *sig, size_t *siglen, | |
450 | const unsigned char *tbs, | |
451 | size_t tbslen)) | |
452 | { | |
453 | pmeth->sign_init = sign_init; | |
454 | pmeth->sign = sign; | |
455 | } | |
ba30bad5 DSH |
456 | |
457 | void EVP_PKEY_meth_set_verify(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
458 | int (*verify_init) (EVP_PKEY_CTX *ctx), |
459 | int (*verify) (EVP_PKEY_CTX *ctx, | |
460 | const unsigned char *sig, | |
461 | size_t siglen, | |
462 | const unsigned char *tbs, | |
463 | size_t tbslen)) | |
464 | { | |
465 | pmeth->verify_init = verify_init; | |
466 | pmeth->verify = verify; | |
467 | } | |
ba30bad5 DSH |
468 | |
469 | void EVP_PKEY_meth_set_verify_recover(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
470 | int (*verify_recover_init) (EVP_PKEY_CTX |
471 | *ctx), | |
472 | int (*verify_recover) (EVP_PKEY_CTX | |
473 | *ctx, | |
474 | unsigned char | |
475 | *sig, | |
476 | size_t *siglen, | |
477 | const unsigned | |
478 | char *tbs, | |
479 | size_t tbslen)) | |
480 | { | |
481 | pmeth->verify_recover_init = verify_recover_init; | |
482 | pmeth->verify_recover = verify_recover; | |
483 | } | |
ba30bad5 DSH |
484 | |
485 | void EVP_PKEY_meth_set_signctx(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
486 | int (*signctx_init) (EVP_PKEY_CTX *ctx, |
487 | EVP_MD_CTX *mctx), | |
488 | int (*signctx) (EVP_PKEY_CTX *ctx, | |
489 | unsigned char *sig, | |
490 | size_t *siglen, | |
491 | EVP_MD_CTX *mctx)) | |
492 | { | |
493 | pmeth->signctx_init = signctx_init; | |
494 | pmeth->signctx = signctx; | |
495 | } | |
ba30bad5 DSH |
496 | |
497 | void EVP_PKEY_meth_set_verifyctx(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
498 | int (*verifyctx_init) (EVP_PKEY_CTX *ctx, |
499 | EVP_MD_CTX *mctx), | |
500 | int (*verifyctx) (EVP_PKEY_CTX *ctx, | |
501 | const unsigned char *sig, | |
502 | int siglen, | |
503 | EVP_MD_CTX *mctx)) | |
504 | { | |
505 | pmeth->verifyctx_init = verifyctx_init; | |
506 | pmeth->verifyctx = verifyctx; | |
507 | } | |
ba30bad5 DSH |
508 | |
509 | void EVP_PKEY_meth_set_encrypt(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
510 | int (*encrypt_init) (EVP_PKEY_CTX *ctx), |
511 | int (*encryptfn) (EVP_PKEY_CTX *ctx, | |
512 | unsigned char *out, | |
513 | size_t *outlen, | |
514 | const unsigned char *in, | |
515 | size_t inlen)) | |
516 | { | |
517 | pmeth->encrypt_init = encrypt_init; | |
518 | pmeth->encrypt = encryptfn; | |
519 | } | |
ba30bad5 DSH |
520 | |
521 | void EVP_PKEY_meth_set_decrypt(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
522 | int (*decrypt_init) (EVP_PKEY_CTX *ctx), |
523 | int (*decrypt) (EVP_PKEY_CTX *ctx, | |
524 | unsigned char *out, | |
525 | size_t *outlen, | |
526 | const unsigned char *in, | |
527 | size_t inlen)) | |
528 | { | |
529 | pmeth->decrypt_init = decrypt_init; | |
530 | pmeth->decrypt = decrypt; | |
531 | } | |
ba30bad5 DSH |
532 | |
533 | void EVP_PKEY_meth_set_derive(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
534 | int (*derive_init) (EVP_PKEY_CTX *ctx), |
535 | int (*derive) (EVP_PKEY_CTX *ctx, | |
536 | unsigned char *key, | |
537 | size_t *keylen)) | |
538 | { | |
539 | pmeth->derive_init = derive_init; | |
540 | pmeth->derive = derive; | |
541 | } | |
ba30bad5 DSH |
542 | |
543 | void EVP_PKEY_meth_set_ctrl(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
544 | int (*ctrl) (EVP_PKEY_CTX *ctx, int type, int p1, |
545 | void *p2), | |
546 | int (*ctrl_str) (EVP_PKEY_CTX *ctx, | |
547 | const char *type, | |
548 | const char *value)) | |
549 | { | |
550 | pmeth->ctrl = ctrl; | |
551 | pmeth->ctrl_str = ctrl_str; | |
552 | } | |
e7451ed1 DSH |
553 | |
554 | void EVP_PKEY_meth_get_init(EVP_PKEY_METHOD *pmeth, | |
555 | int (**pinit) (EVP_PKEY_CTX *ctx)) | |
556 | { | |
557 | *pinit = pmeth->init; | |
558 | } | |
559 | ||
560 | void EVP_PKEY_meth_get_copy(EVP_PKEY_METHOD *pmeth, | |
561 | int (**pcopy) (EVP_PKEY_CTX *dst, | |
562 | EVP_PKEY_CTX *src)) | |
563 | { | |
564 | *pcopy = pmeth->copy; | |
565 | } | |
566 | ||
567 | void EVP_PKEY_meth_get_cleanup(EVP_PKEY_METHOD *pmeth, | |
568 | void (**pcleanup) (EVP_PKEY_CTX *ctx)) | |
569 | { | |
570 | *pcleanup = pmeth->cleanup; | |
571 | } | |
572 | ||
573 | void EVP_PKEY_meth_get_paramgen(EVP_PKEY_METHOD *pmeth, | |
574 | int (**pparamgen_init) (EVP_PKEY_CTX *ctx), | |
575 | int (**pparamgen) (EVP_PKEY_CTX *ctx, | |
576 | EVP_PKEY *pkey)) | |
577 | { | |
578 | if (pparamgen_init) | |
579 | *pparamgen_init = pmeth->paramgen_init; | |
580 | if (pparamgen) | |
581 | *pparamgen = pmeth->paramgen; | |
582 | } | |
583 | ||
584 | void EVP_PKEY_meth_get_keygen(EVP_PKEY_METHOD *pmeth, | |
585 | int (**pkeygen_init) (EVP_PKEY_CTX *ctx), | |
586 | int (**pkeygen) (EVP_PKEY_CTX *ctx, | |
587 | EVP_PKEY *pkey)) | |
588 | { | |
589 | if (pkeygen_init) | |
590 | *pkeygen_init = pmeth->keygen_init; | |
591 | if (pkeygen) | |
592 | *pkeygen = pmeth->keygen; | |
593 | } | |
594 | ||
595 | void EVP_PKEY_meth_get_sign(EVP_PKEY_METHOD *pmeth, | |
596 | int (**psign_init) (EVP_PKEY_CTX *ctx), | |
597 | int (**psign) (EVP_PKEY_CTX *ctx, | |
598 | unsigned char *sig, size_t *siglen, | |
599 | const unsigned char *tbs, | |
600 | size_t tbslen)) | |
601 | { | |
602 | if (psign_init) | |
603 | *psign_init = pmeth->sign_init; | |
604 | if (psign) | |
605 | *psign = pmeth->sign; | |
606 | } | |
607 | ||
608 | void EVP_PKEY_meth_get_verify(EVP_PKEY_METHOD *pmeth, | |
609 | int (**pverify_init) (EVP_PKEY_CTX *ctx), | |
610 | int (**pverify) (EVP_PKEY_CTX *ctx, | |
611 | const unsigned char *sig, | |
612 | size_t siglen, | |
613 | const unsigned char *tbs, | |
614 | size_t tbslen)) | |
615 | { | |
616 | if (pverify_init) | |
617 | *pverify_init = pmeth->verify_init; | |
618 | if (pverify) | |
619 | *pverify = pmeth->verify; | |
620 | } | |
621 | ||
622 | void EVP_PKEY_meth_get_verify_recover(EVP_PKEY_METHOD *pmeth, | |
623 | int (**pverify_recover_init) (EVP_PKEY_CTX | |
624 | *ctx), | |
625 | int (**pverify_recover) (EVP_PKEY_CTX | |
626 | *ctx, | |
627 | unsigned char | |
628 | *sig, | |
629 | size_t *siglen, | |
630 | const unsigned | |
631 | char *tbs, | |
632 | size_t tbslen)) | |
633 | { | |
634 | if (pverify_recover_init) | |
635 | *pverify_recover_init = pmeth->verify_recover_init; | |
636 | if (pverify_recover) | |
637 | *pverify_recover = pmeth->verify_recover; | |
638 | } | |
639 | ||
640 | void EVP_PKEY_meth_get_signctx(EVP_PKEY_METHOD *pmeth, | |
641 | int (**psignctx_init) (EVP_PKEY_CTX *ctx, | |
642 | EVP_MD_CTX *mctx), | |
643 | int (**psignctx) (EVP_PKEY_CTX *ctx, | |
644 | unsigned char *sig, | |
645 | size_t *siglen, | |
646 | EVP_MD_CTX *mctx)) | |
647 | { | |
648 | if (psignctx_init) | |
649 | *psignctx_init = pmeth->signctx_init; | |
650 | if (psignctx) | |
651 | *psignctx = pmeth->signctx; | |
652 | } | |
653 | ||
654 | void EVP_PKEY_meth_get_verifyctx(EVP_PKEY_METHOD *pmeth, | |
655 | int (**pverifyctx_init) (EVP_PKEY_CTX *ctx, | |
656 | EVP_MD_CTX *mctx), | |
657 | int (**pverifyctx) (EVP_PKEY_CTX *ctx, | |
658 | const unsigned char *sig, | |
659 | int siglen, | |
660 | EVP_MD_CTX *mctx)) | |
661 | { | |
662 | if (pverifyctx_init) | |
663 | *pverifyctx_init = pmeth->verifyctx_init; | |
664 | if (pverifyctx) | |
665 | *pverifyctx = pmeth->verifyctx; | |
666 | } | |
667 | ||
668 | void EVP_PKEY_meth_get_encrypt(EVP_PKEY_METHOD *pmeth, | |
669 | int (**pencrypt_init) (EVP_PKEY_CTX *ctx), | |
670 | int (**pencryptfn) (EVP_PKEY_CTX *ctx, | |
671 | unsigned char *out, | |
672 | size_t *outlen, | |
673 | const unsigned char *in, | |
674 | size_t inlen)) | |
675 | { | |
676 | if (pencrypt_init) | |
677 | *pencrypt_init = pmeth->encrypt_init; | |
678 | if (pencryptfn) | |
679 | *pencryptfn = pmeth->encrypt; | |
680 | } | |
681 | ||
682 | void EVP_PKEY_meth_get_decrypt(EVP_PKEY_METHOD *pmeth, | |
683 | int (**pdecrypt_init) (EVP_PKEY_CTX *ctx), | |
684 | int (**pdecrypt) (EVP_PKEY_CTX *ctx, | |
685 | unsigned char *out, | |
686 | size_t *outlen, | |
687 | const unsigned char *in, | |
688 | size_t inlen)) | |
689 | { | |
690 | if (pdecrypt_init) | |
691 | *pdecrypt_init = pmeth->decrypt_init; | |
692 | if (pdecrypt) | |
693 | *pdecrypt = pmeth->decrypt; | |
694 | } | |
695 | ||
696 | void EVP_PKEY_meth_get_derive(EVP_PKEY_METHOD *pmeth, | |
697 | int (**pderive_init) (EVP_PKEY_CTX *ctx), | |
698 | int (**pderive) (EVP_PKEY_CTX *ctx, | |
699 | unsigned char *key, | |
700 | size_t *keylen)) | |
701 | { | |
702 | if (pderive_init) | |
703 | *pderive_init = pmeth->derive_init; | |
704 | if (pderive) | |
705 | *pderive = pmeth->derive; | |
706 | } | |
707 | ||
708 | void EVP_PKEY_meth_get_ctrl(EVP_PKEY_METHOD *pmeth, | |
709 | int (**pctrl) (EVP_PKEY_CTX *ctx, int type, int p1, | |
710 | void *p2), | |
711 | int (**pctrl_str) (EVP_PKEY_CTX *ctx, | |
712 | const char *type, | |
713 | const char *value)) | |
714 | { | |
715 | if (pctrl) | |
716 | *pctrl = pmeth->ctrl; | |
717 | if (pctrl_str) | |
718 | *pctrl_str = pmeth->ctrl_str; | |
719 | } |