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0f113f3e MC |
1 | /* |
2 | * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project | |
3 | * 2006. | |
0b6f3c66 DSH |
4 | */ |
5 | /* ==================================================================== | |
6 | * Copyright (c) 2006 The OpenSSL Project. All rights reserved. | |
7 | * | |
8 | * Redistribution and use in source and binary forms, with or without | |
9 | * modification, are permitted provided that the following conditions | |
10 | * are met: | |
11 | * | |
12 | * 1. Redistributions of source code must retain the above copyright | |
0f113f3e | 13 | * notice, this list of conditions and the following disclaimer. |
0b6f3c66 DSH |
14 | * |
15 | * 2. Redistributions in binary form must reproduce the above copyright | |
16 | * notice, this list of conditions and the following disclaimer in | |
17 | * the documentation and/or other materials provided with the | |
18 | * distribution. | |
19 | * | |
20 | * 3. All advertising materials mentioning features or use of this | |
21 | * software must display the following acknowledgment: | |
22 | * "This product includes software developed by the OpenSSL Project | |
23 | * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" | |
24 | * | |
25 | * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | |
26 | * endorse or promote products derived from this software without | |
27 | * prior written permission. For written permission, please contact | |
28 | * licensing@OpenSSL.org. | |
29 | * | |
30 | * 5. Products derived from this software may not be called "OpenSSL" | |
31 | * nor may "OpenSSL" appear in their names without prior written | |
32 | * permission of the OpenSSL Project. | |
33 | * | |
34 | * 6. Redistributions of any form whatsoever must retain the following | |
35 | * acknowledgment: | |
36 | * "This product includes software developed by the OpenSSL Project | |
37 | * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" | |
38 | * | |
39 | * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | |
40 | * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
41 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
42 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | |
43 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
44 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
45 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
46 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
47 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
48 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
49 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
50 | * OF THE POSSIBILITY OF SUCH DAMAGE. | |
51 | * ==================================================================== | |
52 | * | |
53 | * This product includes cryptographic software written by Eric Young | |
54 | * (eay@cryptsoft.com). This product includes software written by Tim | |
55 | * Hudson (tjh@cryptsoft.com). | |
56 | * | |
57 | */ | |
58 | ||
59 | #include <stdio.h> | |
60 | #include <stdlib.h> | |
b39fc560 | 61 | #include "internal/cryptlib.h" |
c9777d26 | 62 | #ifndef OPENSSL_NO_ENGINE |
0f113f3e | 63 | # include <openssl/engine.h> |
c9777d26 | 64 | #endif |
33bed28b | 65 | #include <openssl/evp.h> |
5fe736e5 | 66 | #include "internal/asn1_int.h" |
27af42f9 | 67 | #include "internal/evp_int.h" |
0b6f3c66 | 68 | |
0f113f3e | 69 | typedef int sk_cmp_fn_type(const char *const *a, const char *const *b); |
5ce278a7 | 70 | |
df2ee0e2 | 71 | static STACK_OF(EVP_PKEY_METHOD) *app_pkey_methods = NULL; |
0b6f3c66 | 72 | |
0f113f3e | 73 | static const EVP_PKEY_METHOD *standard_methods[] = { |
d4f0339c | 74 | #ifndef OPENSSL_NO_RSA |
0f113f3e | 75 | &rsa_pkey_meth, |
d4f0339c DSH |
76 | #endif |
77 | #ifndef OPENSSL_NO_DH | |
0f113f3e | 78 | &dh_pkey_meth, |
d4f0339c DSH |
79 | #endif |
80 | #ifndef OPENSSL_NO_DSA | |
0f113f3e | 81 | &dsa_pkey_meth, |
d4f0339c | 82 | #endif |
ef236ec3 | 83 | #ifndef OPENSSL_NO_EC |
0f113f3e | 84 | &ec_pkey_meth, |
ef236ec3 | 85 | #endif |
0f113f3e MC |
86 | &hmac_pkey_meth, |
87 | &cmac_pkey_meth, | |
afb14cda | 88 | #ifndef OPENSSL_NO_DH |
1eff3485 | 89 | &dhx_pkey_meth, |
afb14cda | 90 | #endif |
1eff3485 | 91 | &tls1_prf_pkey_meth |
0f113f3e | 92 | }; |
0b6f3c66 | 93 | |
606f6c47 | 94 | DECLARE_OBJ_BSEARCH_CMP_FN(const EVP_PKEY_METHOD *, const EVP_PKEY_METHOD *, |
0f113f3e | 95 | pmeth); |
babb3798 | 96 | |
0f113f3e MC |
97 | static int pmeth_cmp(const EVP_PKEY_METHOD *const *a, |
98 | const EVP_PKEY_METHOD *const *b) | |
99 | { | |
100 | return ((*a)->pkey_id - (*b)->pkey_id); | |
101 | } | |
0b6f3c66 | 102 | |
606f6c47 | 103 | IMPLEMENT_OBJ_BSEARCH_CMP_FN(const EVP_PKEY_METHOD *, const EVP_PKEY_METHOD *, |
0f113f3e | 104 | pmeth); |
babb3798 | 105 | |
c9777d26 | 106 | const EVP_PKEY_METHOD *EVP_PKEY_meth_find(int type) |
0f113f3e MC |
107 | { |
108 | EVP_PKEY_METHOD tmp; | |
109 | const EVP_PKEY_METHOD *t = &tmp, **ret; | |
110 | tmp.pkey_id = type; | |
111 | if (app_pkey_methods) { | |
112 | int idx; | |
113 | idx = sk_EVP_PKEY_METHOD_find(app_pkey_methods, &tmp); | |
114 | if (idx >= 0) | |
115 | return sk_EVP_PKEY_METHOD_value(app_pkey_methods, idx); | |
116 | } | |
117 | ret = OBJ_bsearch_pmeth(&t, standard_methods, | |
118 | sizeof(standard_methods) / | |
119 | sizeof(EVP_PKEY_METHOD *)); | |
120 | if (!ret || !*ret) | |
121 | return NULL; | |
122 | return *ret; | |
123 | } | |
0b6f3c66 | 124 | |
f5cda4cb | 125 | static EVP_PKEY_CTX *int_ctx_new(EVP_PKEY *pkey, ENGINE *e, int id) |
0f113f3e MC |
126 | { |
127 | EVP_PKEY_CTX *ret; | |
128 | const EVP_PKEY_METHOD *pmeth; | |
129 | if (id == -1) { | |
130 | if (!pkey || !pkey->ameth) | |
131 | return NULL; | |
132 | id = pkey->ameth->pkey_id; | |
133 | } | |
a63bf2c5 | 134 | #ifndef OPENSSL_NO_ENGINE |
0f113f3e MC |
135 | if (pkey && pkey->engine) |
136 | e = pkey->engine; | |
137 | /* Try to find an ENGINE which implements this method */ | |
138 | if (e) { | |
139 | if (!ENGINE_init(e)) { | |
140 | EVPerr(EVP_F_INT_CTX_NEW, ERR_R_ENGINE_LIB); | |
141 | return NULL; | |
142 | } | |
143 | } else | |
144 | e = ENGINE_get_pkey_meth_engine(id); | |
145 | ||
146 | /* | |
147 | * If an ENGINE handled this method look it up. Othewise use internal | |
148 | * tables. | |
149 | */ | |
150 | ||
151 | if (e) | |
152 | pmeth = ENGINE_get_pkey_meth(e, id); | |
153 | else | |
a63bf2c5 | 154 | #endif |
0f113f3e | 155 | pmeth = EVP_PKEY_meth_find(id); |
c9777d26 | 156 | |
0f113f3e MC |
157 | if (pmeth == NULL) { |
158 | EVPerr(EVP_F_INT_CTX_NEW, EVP_R_UNSUPPORTED_ALGORITHM); | |
159 | return NULL; | |
160 | } | |
c9777d26 | 161 | |
64b25758 | 162 | ret = OPENSSL_zalloc(sizeof(*ret)); |
90945fa3 | 163 | if (ret == NULL) { |
a63bf2c5 | 164 | #ifndef OPENSSL_NO_ENGINE |
0f113f3e MC |
165 | if (e) |
166 | ENGINE_finish(e); | |
a63bf2c5 | 167 | #endif |
0f113f3e MC |
168 | EVPerr(EVP_F_INT_CTX_NEW, ERR_R_MALLOC_FAILURE); |
169 | return NULL; | |
170 | } | |
171 | ret->engine = e; | |
172 | ret->pmeth = pmeth; | |
173 | ret->operation = EVP_PKEY_OP_UNDEFINED; | |
174 | ret->pkey = pkey; | |
0f113f3e MC |
175 | if (pkey) |
176 | CRYPTO_add(&pkey->references, 1, CRYPTO_LOCK_EVP_PKEY); | |
0f113f3e MC |
177 | |
178 | if (pmeth->init) { | |
179 | if (pmeth->init(ret) <= 0) { | |
180 | EVP_PKEY_CTX_free(ret); | |
181 | return NULL; | |
182 | } | |
183 | } | |
184 | ||
185 | return ret; | |
186 | } | |
187 | ||
188 | EVP_PKEY_METHOD *EVP_PKEY_meth_new(int id, int flags) | |
189 | { | |
190 | EVP_PKEY_METHOD *pmeth; | |
b4faea50 | 191 | |
b51bce94 | 192 | pmeth = OPENSSL_zalloc(sizeof(*pmeth)); |
90945fa3 | 193 | if (pmeth == NULL) |
0f113f3e MC |
194 | return NULL; |
195 | ||
0f113f3e MC |
196 | pmeth->pkey_id = id; |
197 | pmeth->flags = flags | EVP_PKEY_FLAG_DYNAMIC; | |
0f113f3e MC |
198 | return pmeth; |
199 | } | |
ba30bad5 | 200 | |
f830c68f | 201 | void EVP_PKEY_meth_get0_info(int *ppkey_id, int *pflags, |
0f113f3e MC |
202 | const EVP_PKEY_METHOD *meth) |
203 | { | |
204 | if (ppkey_id) | |
205 | *ppkey_id = meth->pkey_id; | |
206 | if (pflags) | |
207 | *pflags = meth->flags; | |
208 | } | |
f830c68f DSH |
209 | |
210 | void EVP_PKEY_meth_copy(EVP_PKEY_METHOD *dst, const EVP_PKEY_METHOD *src) | |
0f113f3e | 211 | { |
f830c68f | 212 | |
0f113f3e MC |
213 | dst->init = src->init; |
214 | dst->copy = src->copy; | |
215 | dst->cleanup = src->cleanup; | |
f830c68f | 216 | |
0f113f3e MC |
217 | dst->paramgen_init = src->paramgen_init; |
218 | dst->paramgen = src->paramgen; | |
f830c68f | 219 | |
0f113f3e MC |
220 | dst->keygen_init = src->keygen_init; |
221 | dst->keygen = src->keygen; | |
f830c68f | 222 | |
0f113f3e MC |
223 | dst->sign_init = src->sign_init; |
224 | dst->sign = src->sign; | |
f830c68f | 225 | |
0f113f3e MC |
226 | dst->verify_init = src->verify_init; |
227 | dst->verify = src->verify; | |
f830c68f | 228 | |
0f113f3e MC |
229 | dst->verify_recover_init = src->verify_recover_init; |
230 | dst->verify_recover = src->verify_recover; | |
f830c68f | 231 | |
0f113f3e MC |
232 | dst->signctx_init = src->signctx_init; |
233 | dst->signctx = src->signctx; | |
f830c68f | 234 | |
0f113f3e MC |
235 | dst->verifyctx_init = src->verifyctx_init; |
236 | dst->verifyctx = src->verifyctx; | |
f830c68f | 237 | |
0f113f3e MC |
238 | dst->encrypt_init = src->encrypt_init; |
239 | dst->encrypt = src->encrypt; | |
f830c68f | 240 | |
0f113f3e MC |
241 | dst->decrypt_init = src->decrypt_init; |
242 | dst->decrypt = src->decrypt; | |
f830c68f | 243 | |
0f113f3e MC |
244 | dst->derive_init = src->derive_init; |
245 | dst->derive = src->derive; | |
f830c68f | 246 | |
0f113f3e MC |
247 | dst->ctrl = src->ctrl; |
248 | dst->ctrl_str = src->ctrl_str; | |
249 | } | |
f830c68f | 250 | |
ba30bad5 | 251 | void EVP_PKEY_meth_free(EVP_PKEY_METHOD *pmeth) |
0f113f3e MC |
252 | { |
253 | if (pmeth && (pmeth->flags & EVP_PKEY_FLAG_DYNAMIC)) | |
254 | OPENSSL_free(pmeth); | |
255 | } | |
ba30bad5 | 256 | |
f5cda4cb | 257 | EVP_PKEY_CTX *EVP_PKEY_CTX_new(EVP_PKEY *pkey, ENGINE *e) |
0f113f3e MC |
258 | { |
259 | return int_ctx_new(pkey, e, -1); | |
260 | } | |
f5cda4cb DSH |
261 | |
262 | EVP_PKEY_CTX *EVP_PKEY_CTX_new_id(int id, ENGINE *e) | |
0f113f3e MC |
263 | { |
264 | return int_ctx_new(NULL, e, id); | |
265 | } | |
f5cda4cb | 266 | |
8bdcef40 | 267 | EVP_PKEY_CTX *EVP_PKEY_CTX_dup(EVP_PKEY_CTX *pctx) |
0f113f3e MC |
268 | { |
269 | EVP_PKEY_CTX *rctx; | |
270 | if (!pctx->pmeth || !pctx->pmeth->copy) | |
271 | return NULL; | |
c9777d26 | 272 | #ifndef OPENSSL_NO_ENGINE |
0f113f3e MC |
273 | /* Make sure it's safe to copy a pkey context using an ENGINE */ |
274 | if (pctx->engine && !ENGINE_init(pctx->engine)) { | |
275 | EVPerr(EVP_F_EVP_PKEY_CTX_DUP, ERR_R_ENGINE_LIB); | |
276 | return 0; | |
277 | } | |
c9777d26 | 278 | #endif |
b4faea50 | 279 | rctx = OPENSSL_malloc(sizeof(*rctx)); |
90945fa3 | 280 | if (rctx == NULL) |
0f113f3e | 281 | return NULL; |
8bdcef40 | 282 | |
0f113f3e | 283 | rctx->pmeth = pctx->pmeth; |
c9777d26 | 284 | #ifndef OPENSSL_NO_ENGINE |
0f113f3e | 285 | rctx->engine = pctx->engine; |
c9777d26 | 286 | #endif |
8bdcef40 | 287 | |
0f113f3e MC |
288 | if (pctx->pkey) |
289 | CRYPTO_add(&pctx->pkey->references, 1, CRYPTO_LOCK_EVP_PKEY); | |
944f8580 | 290 | |
0f113f3e | 291 | rctx->pkey = pctx->pkey; |
8bdcef40 | 292 | |
0f113f3e MC |
293 | if (pctx->peerkey) |
294 | CRYPTO_add(&pctx->peerkey->references, 1, CRYPTO_LOCK_EVP_PKEY); | |
944f8580 | 295 | |
0f113f3e | 296 | rctx->peerkey = pctx->peerkey; |
8bdcef40 | 297 | |
0f113f3e MC |
298 | rctx->data = NULL; |
299 | rctx->app_data = NULL; | |
300 | rctx->operation = pctx->operation; | |
8bdcef40 | 301 | |
0f113f3e MC |
302 | if (pctx->pmeth->copy(rctx, pctx) > 0) |
303 | return rctx; | |
8bdcef40 | 304 | |
0f113f3e MC |
305 | EVP_PKEY_CTX_free(rctx); |
306 | return NULL; | |
8bdcef40 | 307 | |
0f113f3e | 308 | } |
8bdcef40 | 309 | |
ba30bad5 | 310 | int EVP_PKEY_meth_add0(const EVP_PKEY_METHOD *pmeth) |
0f113f3e MC |
311 | { |
312 | if (app_pkey_methods == NULL) { | |
313 | app_pkey_methods = sk_EVP_PKEY_METHOD_new(pmeth_cmp); | |
90945fa3 | 314 | if (app_pkey_methods == NULL) |
0f113f3e MC |
315 | return 0; |
316 | } | |
317 | if (!sk_EVP_PKEY_METHOD_push(app_pkey_methods, pmeth)) | |
318 | return 0; | |
319 | sk_EVP_PKEY_METHOD_sort(app_pkey_methods); | |
320 | return 1; | |
321 | } | |
ba30bad5 | 322 | |
5da98aa6 | 323 | void EVP_PKEY_CTX_free(EVP_PKEY_CTX *ctx) |
0f113f3e MC |
324 | { |
325 | if (ctx == NULL) | |
326 | return; | |
327 | if (ctx->pmeth && ctx->pmeth->cleanup) | |
328 | ctx->pmeth->cleanup(ctx); | |
c5ba2d99 RS |
329 | EVP_PKEY_free(ctx->pkey); |
330 | EVP_PKEY_free(ctx->peerkey); | |
c9777d26 | 331 | #ifndef OPENSSL_NO_ENGINE |
0f113f3e MC |
332 | if (ctx->engine) |
333 | /* | |
334 | * The EVP_PKEY_CTX we used belongs to an ENGINE, release the | |
335 | * functional reference we held for this reason. | |
336 | */ | |
337 | ENGINE_finish(ctx->engine); | |
c9777d26 | 338 | #endif |
0f113f3e MC |
339 | OPENSSL_free(ctx); |
340 | } | |
5da98aa6 | 341 | |
0b6f3c66 | 342 | int EVP_PKEY_CTX_ctrl(EVP_PKEY_CTX *ctx, int keytype, int optype, |
0f113f3e MC |
343 | int cmd, int p1, void *p2) |
344 | { | |
345 | int ret; | |
346 | if (!ctx || !ctx->pmeth || !ctx->pmeth->ctrl) { | |
347 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL, EVP_R_COMMAND_NOT_SUPPORTED); | |
348 | return -2; | |
349 | } | |
350 | if ((keytype != -1) && (ctx->pmeth->pkey_id != keytype)) | |
351 | return -1; | |
352 | ||
353 | if (ctx->operation == EVP_PKEY_OP_UNDEFINED) { | |
354 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL, EVP_R_NO_OPERATION_SET); | |
355 | return -1; | |
356 | } | |
357 | ||
358 | if ((optype != -1) && !(ctx->operation & optype)) { | |
359 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL, EVP_R_INVALID_OPERATION); | |
360 | return -1; | |
361 | } | |
362 | ||
363 | ret = ctx->pmeth->ctrl(ctx, cmd, p1, p2); | |
364 | ||
365 | if (ret == -2) | |
366 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL, EVP_R_COMMAND_NOT_SUPPORTED); | |
367 | ||
368 | return ret; | |
369 | ||
370 | } | |
0b6f3c66 | 371 | |
4a3dc3c0 | 372 | int EVP_PKEY_CTX_ctrl_str(EVP_PKEY_CTX *ctx, |
0f113f3e MC |
373 | const char *name, const char *value) |
374 | { | |
375 | if (!ctx || !ctx->pmeth || !ctx->pmeth->ctrl_str) { | |
376 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL_STR, EVP_R_COMMAND_NOT_SUPPORTED); | |
377 | return -2; | |
378 | } | |
86885c28 | 379 | if (strcmp(name, "digest") == 0) { |
0f113f3e | 380 | const EVP_MD *md; |
75ebbd9a | 381 | if (value == NULL || (md = EVP_get_digestbyname(value)) == NULL) { |
0f113f3e MC |
382 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL_STR, EVP_R_INVALID_DIGEST); |
383 | return 0; | |
384 | } | |
385 | return EVP_PKEY_CTX_set_signature_md(ctx, md); | |
386 | } | |
387 | return ctx->pmeth->ctrl_str(ctx, name, value); | |
388 | } | |
f5cda4cb | 389 | |
b28dea4e | 390 | int EVP_PKEY_CTX_get_operation(EVP_PKEY_CTX *ctx) |
0f113f3e MC |
391 | { |
392 | return ctx->operation; | |
393 | } | |
b28dea4e DSH |
394 | |
395 | void EVP_PKEY_CTX_set0_keygen_info(EVP_PKEY_CTX *ctx, int *dat, int datlen) | |
0f113f3e MC |
396 | { |
397 | ctx->keygen_info = dat; | |
398 | ctx->keygen_info_count = datlen; | |
399 | } | |
b28dea4e | 400 | |
f5cda4cb | 401 | void EVP_PKEY_CTX_set_data(EVP_PKEY_CTX *ctx, void *data) |
0f113f3e MC |
402 | { |
403 | ctx->data = data; | |
404 | } | |
f5cda4cb DSH |
405 | |
406 | void *EVP_PKEY_CTX_get_data(EVP_PKEY_CTX *ctx) | |
0f113f3e MC |
407 | { |
408 | return ctx->data; | |
409 | } | |
f5cda4cb | 410 | |
81cebb8b | 411 | EVP_PKEY *EVP_PKEY_CTX_get0_pkey(EVP_PKEY_CTX *ctx) |
0f113f3e MC |
412 | { |
413 | return ctx->pkey; | |
414 | } | |
81cebb8b | 415 | |
0e1dba93 | 416 | EVP_PKEY *EVP_PKEY_CTX_get0_peerkey(EVP_PKEY_CTX *ctx) |
0f113f3e MC |
417 | { |
418 | return ctx->peerkey; | |
419 | } | |
420 | ||
f5cda4cb | 421 | void EVP_PKEY_CTX_set_app_data(EVP_PKEY_CTX *ctx, void *data) |
0f113f3e MC |
422 | { |
423 | ctx->app_data = data; | |
424 | } | |
f5cda4cb DSH |
425 | |
426 | void *EVP_PKEY_CTX_get_app_data(EVP_PKEY_CTX *ctx) | |
0f113f3e MC |
427 | { |
428 | return ctx->app_data; | |
429 | } | |
ba30bad5 DSH |
430 | |
431 | void EVP_PKEY_meth_set_init(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
432 | int (*init) (EVP_PKEY_CTX *ctx)) |
433 | { | |
434 | pmeth->init = init; | |
435 | } | |
8bdcef40 DSH |
436 | |
437 | void EVP_PKEY_meth_set_copy(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
438 | int (*copy) (EVP_PKEY_CTX *dst, |
439 | EVP_PKEY_CTX *src)) | |
440 | { | |
441 | pmeth->copy = copy; | |
442 | } | |
ba30bad5 DSH |
443 | |
444 | void EVP_PKEY_meth_set_cleanup(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
445 | void (*cleanup) (EVP_PKEY_CTX *ctx)) |
446 | { | |
447 | pmeth->cleanup = cleanup; | |
448 | } | |
ba30bad5 DSH |
449 | |
450 | void EVP_PKEY_meth_set_paramgen(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
451 | int (*paramgen_init) (EVP_PKEY_CTX *ctx), |
452 | int (*paramgen) (EVP_PKEY_CTX *ctx, | |
453 | EVP_PKEY *pkey)) | |
454 | { | |
455 | pmeth->paramgen_init = paramgen_init; | |
456 | pmeth->paramgen = paramgen; | |
457 | } | |
ba30bad5 DSH |
458 | |
459 | void EVP_PKEY_meth_set_keygen(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
460 | int (*keygen_init) (EVP_PKEY_CTX *ctx), |
461 | int (*keygen) (EVP_PKEY_CTX *ctx, | |
462 | EVP_PKEY *pkey)) | |
463 | { | |
464 | pmeth->keygen_init = keygen_init; | |
465 | pmeth->keygen = keygen; | |
466 | } | |
ba30bad5 DSH |
467 | |
468 | void EVP_PKEY_meth_set_sign(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
469 | int (*sign_init) (EVP_PKEY_CTX *ctx), |
470 | int (*sign) (EVP_PKEY_CTX *ctx, | |
471 | unsigned char *sig, size_t *siglen, | |
472 | const unsigned char *tbs, | |
473 | size_t tbslen)) | |
474 | { | |
475 | pmeth->sign_init = sign_init; | |
476 | pmeth->sign = sign; | |
477 | } | |
ba30bad5 DSH |
478 | |
479 | void EVP_PKEY_meth_set_verify(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
480 | int (*verify_init) (EVP_PKEY_CTX *ctx), |
481 | int (*verify) (EVP_PKEY_CTX *ctx, | |
482 | const unsigned char *sig, | |
483 | size_t siglen, | |
484 | const unsigned char *tbs, | |
485 | size_t tbslen)) | |
486 | { | |
487 | pmeth->verify_init = verify_init; | |
488 | pmeth->verify = verify; | |
489 | } | |
ba30bad5 DSH |
490 | |
491 | void EVP_PKEY_meth_set_verify_recover(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
492 | int (*verify_recover_init) (EVP_PKEY_CTX |
493 | *ctx), | |
494 | int (*verify_recover) (EVP_PKEY_CTX | |
495 | *ctx, | |
496 | unsigned char | |
497 | *sig, | |
498 | size_t *siglen, | |
499 | const unsigned | |
500 | char *tbs, | |
501 | size_t tbslen)) | |
502 | { | |
503 | pmeth->verify_recover_init = verify_recover_init; | |
504 | pmeth->verify_recover = verify_recover; | |
505 | } | |
ba30bad5 DSH |
506 | |
507 | void EVP_PKEY_meth_set_signctx(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
508 | int (*signctx_init) (EVP_PKEY_CTX *ctx, |
509 | EVP_MD_CTX *mctx), | |
510 | int (*signctx) (EVP_PKEY_CTX *ctx, | |
511 | unsigned char *sig, | |
512 | size_t *siglen, | |
513 | EVP_MD_CTX *mctx)) | |
514 | { | |
515 | pmeth->signctx_init = signctx_init; | |
516 | pmeth->signctx = signctx; | |
517 | } | |
ba30bad5 DSH |
518 | |
519 | void EVP_PKEY_meth_set_verifyctx(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
520 | int (*verifyctx_init) (EVP_PKEY_CTX *ctx, |
521 | EVP_MD_CTX *mctx), | |
522 | int (*verifyctx) (EVP_PKEY_CTX *ctx, | |
523 | const unsigned char *sig, | |
524 | int siglen, | |
525 | EVP_MD_CTX *mctx)) | |
526 | { | |
527 | pmeth->verifyctx_init = verifyctx_init; | |
528 | pmeth->verifyctx = verifyctx; | |
529 | } | |
ba30bad5 DSH |
530 | |
531 | void EVP_PKEY_meth_set_encrypt(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
532 | int (*encrypt_init) (EVP_PKEY_CTX *ctx), |
533 | int (*encryptfn) (EVP_PKEY_CTX *ctx, | |
534 | unsigned char *out, | |
535 | size_t *outlen, | |
536 | const unsigned char *in, | |
537 | size_t inlen)) | |
538 | { | |
539 | pmeth->encrypt_init = encrypt_init; | |
540 | pmeth->encrypt = encryptfn; | |
541 | } | |
ba30bad5 DSH |
542 | |
543 | void EVP_PKEY_meth_set_decrypt(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
544 | int (*decrypt_init) (EVP_PKEY_CTX *ctx), |
545 | int (*decrypt) (EVP_PKEY_CTX *ctx, | |
546 | unsigned char *out, | |
547 | size_t *outlen, | |
548 | const unsigned char *in, | |
549 | size_t inlen)) | |
550 | { | |
551 | pmeth->decrypt_init = decrypt_init; | |
552 | pmeth->decrypt = decrypt; | |
553 | } | |
ba30bad5 DSH |
554 | |
555 | void EVP_PKEY_meth_set_derive(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
556 | int (*derive_init) (EVP_PKEY_CTX *ctx), |
557 | int (*derive) (EVP_PKEY_CTX *ctx, | |
558 | unsigned char *key, | |
559 | size_t *keylen)) | |
560 | { | |
561 | pmeth->derive_init = derive_init; | |
562 | pmeth->derive = derive; | |
563 | } | |
ba30bad5 DSH |
564 | |
565 | void EVP_PKEY_meth_set_ctrl(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
566 | int (*ctrl) (EVP_PKEY_CTX *ctx, int type, int p1, |
567 | void *p2), | |
568 | int (*ctrl_str) (EVP_PKEY_CTX *ctx, | |
569 | const char *type, | |
570 | const char *value)) | |
571 | { | |
572 | pmeth->ctrl = ctrl; | |
573 | pmeth->ctrl_str = ctrl_str; | |
574 | } | |
e7451ed1 DSH |
575 | |
576 | void EVP_PKEY_meth_get_init(EVP_PKEY_METHOD *pmeth, | |
577 | int (**pinit) (EVP_PKEY_CTX *ctx)) | |
578 | { | |
579 | *pinit = pmeth->init; | |
580 | } | |
581 | ||
582 | void EVP_PKEY_meth_get_copy(EVP_PKEY_METHOD *pmeth, | |
583 | int (**pcopy) (EVP_PKEY_CTX *dst, | |
584 | EVP_PKEY_CTX *src)) | |
585 | { | |
586 | *pcopy = pmeth->copy; | |
587 | } | |
588 | ||
589 | void EVP_PKEY_meth_get_cleanup(EVP_PKEY_METHOD *pmeth, | |
590 | void (**pcleanup) (EVP_PKEY_CTX *ctx)) | |
591 | { | |
592 | *pcleanup = pmeth->cleanup; | |
593 | } | |
594 | ||
595 | void EVP_PKEY_meth_get_paramgen(EVP_PKEY_METHOD *pmeth, | |
596 | int (**pparamgen_init) (EVP_PKEY_CTX *ctx), | |
597 | int (**pparamgen) (EVP_PKEY_CTX *ctx, | |
598 | EVP_PKEY *pkey)) | |
599 | { | |
600 | if (pparamgen_init) | |
601 | *pparamgen_init = pmeth->paramgen_init; | |
602 | if (pparamgen) | |
603 | *pparamgen = pmeth->paramgen; | |
604 | } | |
605 | ||
606 | void EVP_PKEY_meth_get_keygen(EVP_PKEY_METHOD *pmeth, | |
607 | int (**pkeygen_init) (EVP_PKEY_CTX *ctx), | |
608 | int (**pkeygen) (EVP_PKEY_CTX *ctx, | |
609 | EVP_PKEY *pkey)) | |
610 | { | |
611 | if (pkeygen_init) | |
612 | *pkeygen_init = pmeth->keygen_init; | |
613 | if (pkeygen) | |
614 | *pkeygen = pmeth->keygen; | |
615 | } | |
616 | ||
617 | void EVP_PKEY_meth_get_sign(EVP_PKEY_METHOD *pmeth, | |
618 | int (**psign_init) (EVP_PKEY_CTX *ctx), | |
619 | int (**psign) (EVP_PKEY_CTX *ctx, | |
620 | unsigned char *sig, size_t *siglen, | |
621 | const unsigned char *tbs, | |
622 | size_t tbslen)) | |
623 | { | |
624 | if (psign_init) | |
625 | *psign_init = pmeth->sign_init; | |
626 | if (psign) | |
627 | *psign = pmeth->sign; | |
628 | } | |
629 | ||
630 | void EVP_PKEY_meth_get_verify(EVP_PKEY_METHOD *pmeth, | |
631 | int (**pverify_init) (EVP_PKEY_CTX *ctx), | |
632 | int (**pverify) (EVP_PKEY_CTX *ctx, | |
633 | const unsigned char *sig, | |
634 | size_t siglen, | |
635 | const unsigned char *tbs, | |
636 | size_t tbslen)) | |
637 | { | |
638 | if (pverify_init) | |
639 | *pverify_init = pmeth->verify_init; | |
640 | if (pverify) | |
641 | *pverify = pmeth->verify; | |
642 | } | |
643 | ||
644 | void EVP_PKEY_meth_get_verify_recover(EVP_PKEY_METHOD *pmeth, | |
645 | int (**pverify_recover_init) (EVP_PKEY_CTX | |
646 | *ctx), | |
647 | int (**pverify_recover) (EVP_PKEY_CTX | |
648 | *ctx, | |
649 | unsigned char | |
650 | *sig, | |
651 | size_t *siglen, | |
652 | const unsigned | |
653 | char *tbs, | |
654 | size_t tbslen)) | |
655 | { | |
656 | if (pverify_recover_init) | |
657 | *pverify_recover_init = pmeth->verify_recover_init; | |
658 | if (pverify_recover) | |
659 | *pverify_recover = pmeth->verify_recover; | |
660 | } | |
661 | ||
662 | void EVP_PKEY_meth_get_signctx(EVP_PKEY_METHOD *pmeth, | |
663 | int (**psignctx_init) (EVP_PKEY_CTX *ctx, | |
664 | EVP_MD_CTX *mctx), | |
665 | int (**psignctx) (EVP_PKEY_CTX *ctx, | |
666 | unsigned char *sig, | |
667 | size_t *siglen, | |
668 | EVP_MD_CTX *mctx)) | |
669 | { | |
670 | if (psignctx_init) | |
671 | *psignctx_init = pmeth->signctx_init; | |
672 | if (psignctx) | |
673 | *psignctx = pmeth->signctx; | |
674 | } | |
675 | ||
676 | void EVP_PKEY_meth_get_verifyctx(EVP_PKEY_METHOD *pmeth, | |
677 | int (**pverifyctx_init) (EVP_PKEY_CTX *ctx, | |
678 | EVP_MD_CTX *mctx), | |
679 | int (**pverifyctx) (EVP_PKEY_CTX *ctx, | |
680 | const unsigned char *sig, | |
681 | int siglen, | |
682 | EVP_MD_CTX *mctx)) | |
683 | { | |
684 | if (pverifyctx_init) | |
685 | *pverifyctx_init = pmeth->verifyctx_init; | |
686 | if (pverifyctx) | |
687 | *pverifyctx = pmeth->verifyctx; | |
688 | } | |
689 | ||
690 | void EVP_PKEY_meth_get_encrypt(EVP_PKEY_METHOD *pmeth, | |
691 | int (**pencrypt_init) (EVP_PKEY_CTX *ctx), | |
692 | int (**pencryptfn) (EVP_PKEY_CTX *ctx, | |
693 | unsigned char *out, | |
694 | size_t *outlen, | |
695 | const unsigned char *in, | |
696 | size_t inlen)) | |
697 | { | |
698 | if (pencrypt_init) | |
699 | *pencrypt_init = pmeth->encrypt_init; | |
700 | if (pencryptfn) | |
701 | *pencryptfn = pmeth->encrypt; | |
702 | } | |
703 | ||
704 | void EVP_PKEY_meth_get_decrypt(EVP_PKEY_METHOD *pmeth, | |
705 | int (**pdecrypt_init) (EVP_PKEY_CTX *ctx), | |
706 | int (**pdecrypt) (EVP_PKEY_CTX *ctx, | |
707 | unsigned char *out, | |
708 | size_t *outlen, | |
709 | const unsigned char *in, | |
710 | size_t inlen)) | |
711 | { | |
712 | if (pdecrypt_init) | |
713 | *pdecrypt_init = pmeth->decrypt_init; | |
714 | if (pdecrypt) | |
715 | *pdecrypt = pmeth->decrypt; | |
716 | } | |
717 | ||
718 | void EVP_PKEY_meth_get_derive(EVP_PKEY_METHOD *pmeth, | |
719 | int (**pderive_init) (EVP_PKEY_CTX *ctx), | |
720 | int (**pderive) (EVP_PKEY_CTX *ctx, | |
721 | unsigned char *key, | |
722 | size_t *keylen)) | |
723 | { | |
724 | if (pderive_init) | |
725 | *pderive_init = pmeth->derive_init; | |
726 | if (pderive) | |
727 | *pderive = pmeth->derive; | |
728 | } | |
729 | ||
730 | void EVP_PKEY_meth_get_ctrl(EVP_PKEY_METHOD *pmeth, | |
731 | int (**pctrl) (EVP_PKEY_CTX *ctx, int type, int p1, | |
732 | void *p2), | |
733 | int (**pctrl_str) (EVP_PKEY_CTX *ctx, | |
734 | const char *type, | |
735 | const char *value)) | |
736 | { | |
737 | if (pctrl) | |
738 | *pctrl = pmeth->ctrl; | |
739 | if (pctrl_str) | |
740 | *pctrl_str = pmeth->ctrl_str; | |
741 | } |