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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 |
6577e008 DSH |
41 | #ifndef OPENSSL_NO_RSA |
42 | &rsa_pss_pkey_meth, | |
43 | #endif | |
afb14cda | 44 | #ifndef OPENSSL_NO_DH |
1eff3485 | 45 | &dhx_pkey_meth, |
afb14cda | 46 | #endif |
aacfb134 | 47 | &tls1_prf_pkey_meth, |
262bd85f DSH |
48 | #ifndef OPENSSL_NO_EC |
49 | &ecx25519_pkey_meth, | |
50 | #endif | |
aacfb134 | 51 | &hkdf_pkey_meth |
0f113f3e | 52 | }; |
0b6f3c66 | 53 | |
606f6c47 | 54 | DECLARE_OBJ_BSEARCH_CMP_FN(const EVP_PKEY_METHOD *, const EVP_PKEY_METHOD *, |
0f113f3e | 55 | pmeth); |
babb3798 | 56 | |
0f113f3e MC |
57 | static int pmeth_cmp(const EVP_PKEY_METHOD *const *a, |
58 | const EVP_PKEY_METHOD *const *b) | |
59 | { | |
60 | return ((*a)->pkey_id - (*b)->pkey_id); | |
61 | } | |
0b6f3c66 | 62 | |
606f6c47 | 63 | IMPLEMENT_OBJ_BSEARCH_CMP_FN(const EVP_PKEY_METHOD *, const EVP_PKEY_METHOD *, |
0f113f3e | 64 | pmeth); |
babb3798 | 65 | |
c9777d26 | 66 | const EVP_PKEY_METHOD *EVP_PKEY_meth_find(int type) |
0f113f3e MC |
67 | { |
68 | EVP_PKEY_METHOD tmp; | |
69 | const EVP_PKEY_METHOD *t = &tmp, **ret; | |
70 | tmp.pkey_id = type; | |
71 | if (app_pkey_methods) { | |
72 | int idx; | |
73 | idx = sk_EVP_PKEY_METHOD_find(app_pkey_methods, &tmp); | |
74 | if (idx >= 0) | |
75 | return sk_EVP_PKEY_METHOD_value(app_pkey_methods, idx); | |
76 | } | |
77 | ret = OBJ_bsearch_pmeth(&t, standard_methods, | |
78 | sizeof(standard_methods) / | |
79 | sizeof(EVP_PKEY_METHOD *)); | |
80 | if (!ret || !*ret) | |
81 | return NULL; | |
82 | return *ret; | |
83 | } | |
0b6f3c66 | 84 | |
f5cda4cb | 85 | static EVP_PKEY_CTX *int_ctx_new(EVP_PKEY *pkey, ENGINE *e, int id) |
0f113f3e MC |
86 | { |
87 | EVP_PKEY_CTX *ret; | |
88 | const EVP_PKEY_METHOD *pmeth; | |
89 | if (id == -1) { | |
90 | if (!pkey || !pkey->ameth) | |
91 | return NULL; | |
92 | id = pkey->ameth->pkey_id; | |
93 | } | |
a63bf2c5 | 94 | #ifndef OPENSSL_NO_ENGINE |
0f113f3e MC |
95 | if (pkey && pkey->engine) |
96 | e = pkey->engine; | |
97 | /* Try to find an ENGINE which implements this method */ | |
98 | if (e) { | |
99 | if (!ENGINE_init(e)) { | |
100 | EVPerr(EVP_F_INT_CTX_NEW, ERR_R_ENGINE_LIB); | |
101 | return NULL; | |
102 | } | |
103 | } else | |
104 | e = ENGINE_get_pkey_meth_engine(id); | |
105 | ||
106 | /* | |
0d4fb843 | 107 | * If an ENGINE handled this method look it up. Otherwise use internal |
0f113f3e MC |
108 | * tables. |
109 | */ | |
110 | ||
111 | if (e) | |
112 | pmeth = ENGINE_get_pkey_meth(e, id); | |
113 | else | |
a63bf2c5 | 114 | #endif |
0f113f3e | 115 | pmeth = EVP_PKEY_meth_find(id); |
c9777d26 | 116 | |
0f113f3e MC |
117 | if (pmeth == NULL) { |
118 | EVPerr(EVP_F_INT_CTX_NEW, EVP_R_UNSUPPORTED_ALGORITHM); | |
119 | return NULL; | |
120 | } | |
c9777d26 | 121 | |
64b25758 | 122 | ret = OPENSSL_zalloc(sizeof(*ret)); |
90945fa3 | 123 | if (ret == NULL) { |
a63bf2c5 | 124 | #ifndef OPENSSL_NO_ENGINE |
7c96dbcd | 125 | ENGINE_finish(e); |
a63bf2c5 | 126 | #endif |
0f113f3e MC |
127 | EVPerr(EVP_F_INT_CTX_NEW, ERR_R_MALLOC_FAILURE); |
128 | return NULL; | |
129 | } | |
130 | ret->engine = e; | |
131 | ret->pmeth = pmeth; | |
132 | ret->operation = EVP_PKEY_OP_UNDEFINED; | |
133 | ret->pkey = pkey; | |
0f113f3e | 134 | if (pkey) |
03273d61 | 135 | EVP_PKEY_up_ref(pkey); |
0f113f3e MC |
136 | |
137 | if (pmeth->init) { | |
138 | if (pmeth->init(ret) <= 0) { | |
139 | EVP_PKEY_CTX_free(ret); | |
140 | return NULL; | |
141 | } | |
142 | } | |
143 | ||
144 | return ret; | |
145 | } | |
146 | ||
147 | EVP_PKEY_METHOD *EVP_PKEY_meth_new(int id, int flags) | |
148 | { | |
149 | EVP_PKEY_METHOD *pmeth; | |
b4faea50 | 150 | |
b51bce94 | 151 | pmeth = OPENSSL_zalloc(sizeof(*pmeth)); |
90945fa3 | 152 | if (pmeth == NULL) |
0f113f3e MC |
153 | return NULL; |
154 | ||
0f113f3e MC |
155 | pmeth->pkey_id = id; |
156 | pmeth->flags = flags | EVP_PKEY_FLAG_DYNAMIC; | |
0f113f3e MC |
157 | return pmeth; |
158 | } | |
ba30bad5 | 159 | |
f830c68f | 160 | void EVP_PKEY_meth_get0_info(int *ppkey_id, int *pflags, |
0f113f3e MC |
161 | const EVP_PKEY_METHOD *meth) |
162 | { | |
163 | if (ppkey_id) | |
164 | *ppkey_id = meth->pkey_id; | |
165 | if (pflags) | |
166 | *pflags = meth->flags; | |
167 | } | |
f830c68f DSH |
168 | |
169 | void EVP_PKEY_meth_copy(EVP_PKEY_METHOD *dst, const EVP_PKEY_METHOD *src) | |
0f113f3e | 170 | { |
f830c68f | 171 | |
0f113f3e MC |
172 | dst->init = src->init; |
173 | dst->copy = src->copy; | |
174 | dst->cleanup = src->cleanup; | |
f830c68f | 175 | |
0f113f3e MC |
176 | dst->paramgen_init = src->paramgen_init; |
177 | dst->paramgen = src->paramgen; | |
f830c68f | 178 | |
0f113f3e MC |
179 | dst->keygen_init = src->keygen_init; |
180 | dst->keygen = src->keygen; | |
f830c68f | 181 | |
0f113f3e MC |
182 | dst->sign_init = src->sign_init; |
183 | dst->sign = src->sign; | |
f830c68f | 184 | |
0f113f3e MC |
185 | dst->verify_init = src->verify_init; |
186 | dst->verify = src->verify; | |
f830c68f | 187 | |
0f113f3e MC |
188 | dst->verify_recover_init = src->verify_recover_init; |
189 | dst->verify_recover = src->verify_recover; | |
f830c68f | 190 | |
0f113f3e MC |
191 | dst->signctx_init = src->signctx_init; |
192 | dst->signctx = src->signctx; | |
f830c68f | 193 | |
0f113f3e MC |
194 | dst->verifyctx_init = src->verifyctx_init; |
195 | dst->verifyctx = src->verifyctx; | |
f830c68f | 196 | |
0f113f3e MC |
197 | dst->encrypt_init = src->encrypt_init; |
198 | dst->encrypt = src->encrypt; | |
f830c68f | 199 | |
0f113f3e MC |
200 | dst->decrypt_init = src->decrypt_init; |
201 | dst->decrypt = src->decrypt; | |
f830c68f | 202 | |
0f113f3e MC |
203 | dst->derive_init = src->derive_init; |
204 | dst->derive = src->derive; | |
f830c68f | 205 | |
0f113f3e MC |
206 | dst->ctrl = src->ctrl; |
207 | dst->ctrl_str = src->ctrl_str; | |
208 | } | |
f830c68f | 209 | |
ba30bad5 | 210 | void EVP_PKEY_meth_free(EVP_PKEY_METHOD *pmeth) |
0f113f3e MC |
211 | { |
212 | if (pmeth && (pmeth->flags & EVP_PKEY_FLAG_DYNAMIC)) | |
213 | OPENSSL_free(pmeth); | |
214 | } | |
ba30bad5 | 215 | |
f5cda4cb | 216 | EVP_PKEY_CTX *EVP_PKEY_CTX_new(EVP_PKEY *pkey, ENGINE *e) |
0f113f3e MC |
217 | { |
218 | return int_ctx_new(pkey, e, -1); | |
219 | } | |
f5cda4cb DSH |
220 | |
221 | EVP_PKEY_CTX *EVP_PKEY_CTX_new_id(int id, ENGINE *e) | |
0f113f3e MC |
222 | { |
223 | return int_ctx_new(NULL, e, id); | |
224 | } | |
f5cda4cb | 225 | |
8bdcef40 | 226 | EVP_PKEY_CTX *EVP_PKEY_CTX_dup(EVP_PKEY_CTX *pctx) |
0f113f3e MC |
227 | { |
228 | EVP_PKEY_CTX *rctx; | |
229 | if (!pctx->pmeth || !pctx->pmeth->copy) | |
230 | return NULL; | |
c9777d26 | 231 | #ifndef OPENSSL_NO_ENGINE |
0f113f3e MC |
232 | /* Make sure it's safe to copy a pkey context using an ENGINE */ |
233 | if (pctx->engine && !ENGINE_init(pctx->engine)) { | |
234 | EVPerr(EVP_F_EVP_PKEY_CTX_DUP, ERR_R_ENGINE_LIB); | |
235 | return 0; | |
236 | } | |
c9777d26 | 237 | #endif |
b4faea50 | 238 | rctx = OPENSSL_malloc(sizeof(*rctx)); |
90945fa3 | 239 | if (rctx == NULL) |
0f113f3e | 240 | return NULL; |
8bdcef40 | 241 | |
0f113f3e | 242 | rctx->pmeth = pctx->pmeth; |
c9777d26 | 243 | #ifndef OPENSSL_NO_ENGINE |
0f113f3e | 244 | rctx->engine = pctx->engine; |
c9777d26 | 245 | #endif |
8bdcef40 | 246 | |
0f113f3e | 247 | if (pctx->pkey) |
03273d61 | 248 | EVP_PKEY_up_ref(pctx->pkey); |
944f8580 | 249 | |
0f113f3e | 250 | rctx->pkey = pctx->pkey; |
8bdcef40 | 251 | |
0f113f3e | 252 | if (pctx->peerkey) |
03273d61 | 253 | EVP_PKEY_up_ref(pctx->peerkey); |
944f8580 | 254 | |
0f113f3e | 255 | rctx->peerkey = pctx->peerkey; |
8bdcef40 | 256 | |
0f113f3e MC |
257 | rctx->data = NULL; |
258 | rctx->app_data = NULL; | |
259 | rctx->operation = pctx->operation; | |
8bdcef40 | 260 | |
0f113f3e MC |
261 | if (pctx->pmeth->copy(rctx, pctx) > 0) |
262 | return rctx; | |
8bdcef40 | 263 | |
0f113f3e MC |
264 | EVP_PKEY_CTX_free(rctx); |
265 | return NULL; | |
8bdcef40 | 266 | |
0f113f3e | 267 | } |
8bdcef40 | 268 | |
ba30bad5 | 269 | int EVP_PKEY_meth_add0(const EVP_PKEY_METHOD *pmeth) |
0f113f3e MC |
270 | { |
271 | if (app_pkey_methods == NULL) { | |
272 | app_pkey_methods = sk_EVP_PKEY_METHOD_new(pmeth_cmp); | |
90945fa3 | 273 | if (app_pkey_methods == NULL) |
0f113f3e MC |
274 | return 0; |
275 | } | |
276 | if (!sk_EVP_PKEY_METHOD_push(app_pkey_methods, pmeth)) | |
277 | return 0; | |
278 | sk_EVP_PKEY_METHOD_sort(app_pkey_methods); | |
279 | return 1; | |
280 | } | |
ba30bad5 | 281 | |
5da98aa6 | 282 | void EVP_PKEY_CTX_free(EVP_PKEY_CTX *ctx) |
0f113f3e MC |
283 | { |
284 | if (ctx == NULL) | |
285 | return; | |
286 | if (ctx->pmeth && ctx->pmeth->cleanup) | |
287 | ctx->pmeth->cleanup(ctx); | |
c5ba2d99 RS |
288 | EVP_PKEY_free(ctx->pkey); |
289 | EVP_PKEY_free(ctx->peerkey); | |
c9777d26 | 290 | #ifndef OPENSSL_NO_ENGINE |
7c96dbcd | 291 | ENGINE_finish(ctx->engine); |
c9777d26 | 292 | #endif |
0f113f3e MC |
293 | OPENSSL_free(ctx); |
294 | } | |
5da98aa6 | 295 | |
0b6f3c66 | 296 | int EVP_PKEY_CTX_ctrl(EVP_PKEY_CTX *ctx, int keytype, int optype, |
0f113f3e MC |
297 | int cmd, int p1, void *p2) |
298 | { | |
299 | int ret; | |
300 | if (!ctx || !ctx->pmeth || !ctx->pmeth->ctrl) { | |
301 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL, EVP_R_COMMAND_NOT_SUPPORTED); | |
302 | return -2; | |
303 | } | |
304 | if ((keytype != -1) && (ctx->pmeth->pkey_id != keytype)) | |
305 | return -1; | |
306 | ||
307 | if (ctx->operation == EVP_PKEY_OP_UNDEFINED) { | |
308 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL, EVP_R_NO_OPERATION_SET); | |
309 | return -1; | |
310 | } | |
311 | ||
312 | if ((optype != -1) && !(ctx->operation & optype)) { | |
313 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL, EVP_R_INVALID_OPERATION); | |
314 | return -1; | |
315 | } | |
316 | ||
317 | ret = ctx->pmeth->ctrl(ctx, cmd, p1, p2); | |
318 | ||
319 | if (ret == -2) | |
320 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL, EVP_R_COMMAND_NOT_SUPPORTED); | |
321 | ||
322 | return ret; | |
323 | ||
324 | } | |
0b6f3c66 | 325 | |
4a3dc3c0 | 326 | int EVP_PKEY_CTX_ctrl_str(EVP_PKEY_CTX *ctx, |
0f113f3e MC |
327 | const char *name, const char *value) |
328 | { | |
329 | if (!ctx || !ctx->pmeth || !ctx->pmeth->ctrl_str) { | |
330 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL_STR, EVP_R_COMMAND_NOT_SUPPORTED); | |
331 | return -2; | |
332 | } | |
410877ba DSH |
333 | if (strcmp(name, "digest") == 0) |
334 | return EVP_PKEY_CTX_md(ctx, EVP_PKEY_OP_TYPE_SIG, EVP_PKEY_CTRL_MD, | |
335 | value); | |
0f113f3e MC |
336 | return ctx->pmeth->ctrl_str(ctx, name, value); |
337 | } | |
f5cda4cb | 338 | |
99119000 DSH |
339 | /* Utility functions to send a string of hex string to a ctrl */ |
340 | ||
341 | int EVP_PKEY_CTX_str2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *str) | |
342 | { | |
343 | size_t len; | |
344 | ||
345 | len = strlen(str); | |
346 | if (len > INT_MAX) | |
347 | return -1; | |
348 | return ctx->pmeth->ctrl(ctx, cmd, len, (void *)str); | |
349 | } | |
350 | ||
351 | int EVP_PKEY_CTX_hex2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *hex) | |
352 | { | |
353 | unsigned char *bin; | |
354 | long binlen; | |
355 | int rv = -1; | |
356 | ||
14f051a0 | 357 | bin = OPENSSL_hexstr2buf(hex, &binlen); |
99119000 DSH |
358 | if (bin == NULL) |
359 | return 0; | |
360 | if (binlen <= INT_MAX) | |
361 | rv = ctx->pmeth->ctrl(ctx, cmd, binlen, bin); | |
362 | OPENSSL_free(bin); | |
363 | return rv; | |
364 | } | |
52ad523c | 365 | |
410877ba DSH |
366 | /* Pass a message digest to a ctrl */ |
367 | int EVP_PKEY_CTX_md(EVP_PKEY_CTX *ctx, int optype, int cmd, const char *md) | |
368 | { | |
369 | const EVP_MD *m; | |
c82bafc5 | 370 | |
410877ba DSH |
371 | if (md == NULL || (m = EVP_get_digestbyname(md)) == NULL) { |
372 | EVPerr(EVP_F_EVP_PKEY_CTX_MD, EVP_R_INVALID_DIGEST); | |
373 | return 0; | |
374 | } | |
375 | return EVP_PKEY_CTX_ctrl(ctx, -1, optype, cmd, 0, (void *)m); | |
376 | } | |
99119000 | 377 | |
b28dea4e | 378 | int EVP_PKEY_CTX_get_operation(EVP_PKEY_CTX *ctx) |
0f113f3e MC |
379 | { |
380 | return ctx->operation; | |
381 | } | |
b28dea4e DSH |
382 | |
383 | void EVP_PKEY_CTX_set0_keygen_info(EVP_PKEY_CTX *ctx, int *dat, int datlen) | |
0f113f3e MC |
384 | { |
385 | ctx->keygen_info = dat; | |
386 | ctx->keygen_info_count = datlen; | |
387 | } | |
b28dea4e | 388 | |
f5cda4cb | 389 | void EVP_PKEY_CTX_set_data(EVP_PKEY_CTX *ctx, void *data) |
0f113f3e MC |
390 | { |
391 | ctx->data = data; | |
392 | } | |
f5cda4cb DSH |
393 | |
394 | void *EVP_PKEY_CTX_get_data(EVP_PKEY_CTX *ctx) | |
0f113f3e MC |
395 | { |
396 | return ctx->data; | |
397 | } | |
f5cda4cb | 398 | |
81cebb8b | 399 | EVP_PKEY *EVP_PKEY_CTX_get0_pkey(EVP_PKEY_CTX *ctx) |
0f113f3e MC |
400 | { |
401 | return ctx->pkey; | |
402 | } | |
81cebb8b | 403 | |
0e1dba93 | 404 | EVP_PKEY *EVP_PKEY_CTX_get0_peerkey(EVP_PKEY_CTX *ctx) |
0f113f3e MC |
405 | { |
406 | return ctx->peerkey; | |
407 | } | |
408 | ||
f5cda4cb | 409 | void EVP_PKEY_CTX_set_app_data(EVP_PKEY_CTX *ctx, void *data) |
0f113f3e MC |
410 | { |
411 | ctx->app_data = data; | |
412 | } | |
f5cda4cb DSH |
413 | |
414 | void *EVP_PKEY_CTX_get_app_data(EVP_PKEY_CTX *ctx) | |
0f113f3e MC |
415 | { |
416 | return ctx->app_data; | |
417 | } | |
ba30bad5 DSH |
418 | |
419 | void EVP_PKEY_meth_set_init(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
420 | int (*init) (EVP_PKEY_CTX *ctx)) |
421 | { | |
422 | pmeth->init = init; | |
423 | } | |
8bdcef40 DSH |
424 | |
425 | void EVP_PKEY_meth_set_copy(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
426 | int (*copy) (EVP_PKEY_CTX *dst, |
427 | EVP_PKEY_CTX *src)) | |
428 | { | |
429 | pmeth->copy = copy; | |
430 | } | |
ba30bad5 DSH |
431 | |
432 | void EVP_PKEY_meth_set_cleanup(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
433 | void (*cleanup) (EVP_PKEY_CTX *ctx)) |
434 | { | |
435 | pmeth->cleanup = cleanup; | |
436 | } | |
ba30bad5 DSH |
437 | |
438 | void EVP_PKEY_meth_set_paramgen(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
439 | int (*paramgen_init) (EVP_PKEY_CTX *ctx), |
440 | int (*paramgen) (EVP_PKEY_CTX *ctx, | |
441 | EVP_PKEY *pkey)) | |
442 | { | |
443 | pmeth->paramgen_init = paramgen_init; | |
444 | pmeth->paramgen = paramgen; | |
445 | } | |
ba30bad5 DSH |
446 | |
447 | void EVP_PKEY_meth_set_keygen(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
448 | int (*keygen_init) (EVP_PKEY_CTX *ctx), |
449 | int (*keygen) (EVP_PKEY_CTX *ctx, | |
450 | EVP_PKEY *pkey)) | |
451 | { | |
452 | pmeth->keygen_init = keygen_init; | |
453 | pmeth->keygen = keygen; | |
454 | } | |
ba30bad5 DSH |
455 | |
456 | void EVP_PKEY_meth_set_sign(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
457 | int (*sign_init) (EVP_PKEY_CTX *ctx), |
458 | int (*sign) (EVP_PKEY_CTX *ctx, | |
459 | unsigned char *sig, size_t *siglen, | |
460 | const unsigned char *tbs, | |
461 | size_t tbslen)) | |
462 | { | |
463 | pmeth->sign_init = sign_init; | |
464 | pmeth->sign = sign; | |
465 | } | |
ba30bad5 DSH |
466 | |
467 | void EVP_PKEY_meth_set_verify(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
468 | int (*verify_init) (EVP_PKEY_CTX *ctx), |
469 | int (*verify) (EVP_PKEY_CTX *ctx, | |
470 | const unsigned char *sig, | |
471 | size_t siglen, | |
472 | const unsigned char *tbs, | |
473 | size_t tbslen)) | |
474 | { | |
475 | pmeth->verify_init = verify_init; | |
476 | pmeth->verify = verify; | |
477 | } | |
ba30bad5 DSH |
478 | |
479 | void EVP_PKEY_meth_set_verify_recover(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
480 | int (*verify_recover_init) (EVP_PKEY_CTX |
481 | *ctx), | |
482 | int (*verify_recover) (EVP_PKEY_CTX | |
483 | *ctx, | |
484 | unsigned char | |
485 | *sig, | |
486 | size_t *siglen, | |
487 | const unsigned | |
488 | char *tbs, | |
489 | size_t tbslen)) | |
490 | { | |
491 | pmeth->verify_recover_init = verify_recover_init; | |
492 | pmeth->verify_recover = verify_recover; | |
493 | } | |
ba30bad5 DSH |
494 | |
495 | void EVP_PKEY_meth_set_signctx(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
496 | int (*signctx_init) (EVP_PKEY_CTX *ctx, |
497 | EVP_MD_CTX *mctx), | |
498 | int (*signctx) (EVP_PKEY_CTX *ctx, | |
499 | unsigned char *sig, | |
500 | size_t *siglen, | |
501 | EVP_MD_CTX *mctx)) | |
502 | { | |
503 | pmeth->signctx_init = signctx_init; | |
504 | pmeth->signctx = signctx; | |
505 | } | |
ba30bad5 DSH |
506 | |
507 | void EVP_PKEY_meth_set_verifyctx(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
508 | int (*verifyctx_init) (EVP_PKEY_CTX *ctx, |
509 | EVP_MD_CTX *mctx), | |
510 | int (*verifyctx) (EVP_PKEY_CTX *ctx, | |
511 | const unsigned char *sig, | |
512 | int siglen, | |
513 | EVP_MD_CTX *mctx)) | |
514 | { | |
515 | pmeth->verifyctx_init = verifyctx_init; | |
516 | pmeth->verifyctx = verifyctx; | |
517 | } | |
ba30bad5 DSH |
518 | |
519 | void EVP_PKEY_meth_set_encrypt(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
520 | int (*encrypt_init) (EVP_PKEY_CTX *ctx), |
521 | int (*encryptfn) (EVP_PKEY_CTX *ctx, | |
522 | unsigned char *out, | |
523 | size_t *outlen, | |
524 | const unsigned char *in, | |
525 | size_t inlen)) | |
526 | { | |
527 | pmeth->encrypt_init = encrypt_init; | |
528 | pmeth->encrypt = encryptfn; | |
529 | } | |
ba30bad5 DSH |
530 | |
531 | void EVP_PKEY_meth_set_decrypt(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
532 | int (*decrypt_init) (EVP_PKEY_CTX *ctx), |
533 | int (*decrypt) (EVP_PKEY_CTX *ctx, | |
534 | unsigned char *out, | |
535 | size_t *outlen, | |
536 | const unsigned char *in, | |
537 | size_t inlen)) | |
538 | { | |
539 | pmeth->decrypt_init = decrypt_init; | |
540 | pmeth->decrypt = decrypt; | |
541 | } | |
ba30bad5 DSH |
542 | |
543 | void EVP_PKEY_meth_set_derive(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
544 | int (*derive_init) (EVP_PKEY_CTX *ctx), |
545 | int (*derive) (EVP_PKEY_CTX *ctx, | |
546 | unsigned char *key, | |
547 | size_t *keylen)) | |
548 | { | |
549 | pmeth->derive_init = derive_init; | |
550 | pmeth->derive = derive; | |
551 | } | |
ba30bad5 DSH |
552 | |
553 | void EVP_PKEY_meth_set_ctrl(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
554 | int (*ctrl) (EVP_PKEY_CTX *ctx, int type, int p1, |
555 | void *p2), | |
556 | int (*ctrl_str) (EVP_PKEY_CTX *ctx, | |
557 | const char *type, | |
558 | const char *value)) | |
559 | { | |
560 | pmeth->ctrl = ctrl; | |
561 | pmeth->ctrl_str = ctrl_str; | |
562 | } | |
e7451ed1 DSH |
563 | |
564 | void EVP_PKEY_meth_get_init(EVP_PKEY_METHOD *pmeth, | |
565 | int (**pinit) (EVP_PKEY_CTX *ctx)) | |
566 | { | |
567 | *pinit = pmeth->init; | |
568 | } | |
569 | ||
570 | void EVP_PKEY_meth_get_copy(EVP_PKEY_METHOD *pmeth, | |
571 | int (**pcopy) (EVP_PKEY_CTX *dst, | |
572 | EVP_PKEY_CTX *src)) | |
573 | { | |
574 | *pcopy = pmeth->copy; | |
575 | } | |
576 | ||
577 | void EVP_PKEY_meth_get_cleanup(EVP_PKEY_METHOD *pmeth, | |
578 | void (**pcleanup) (EVP_PKEY_CTX *ctx)) | |
579 | { | |
580 | *pcleanup = pmeth->cleanup; | |
581 | } | |
582 | ||
583 | void EVP_PKEY_meth_get_paramgen(EVP_PKEY_METHOD *pmeth, | |
584 | int (**pparamgen_init) (EVP_PKEY_CTX *ctx), | |
585 | int (**pparamgen) (EVP_PKEY_CTX *ctx, | |
586 | EVP_PKEY *pkey)) | |
587 | { | |
588 | if (pparamgen_init) | |
589 | *pparamgen_init = pmeth->paramgen_init; | |
590 | if (pparamgen) | |
591 | *pparamgen = pmeth->paramgen; | |
592 | } | |
593 | ||
594 | void EVP_PKEY_meth_get_keygen(EVP_PKEY_METHOD *pmeth, | |
595 | int (**pkeygen_init) (EVP_PKEY_CTX *ctx), | |
596 | int (**pkeygen) (EVP_PKEY_CTX *ctx, | |
597 | EVP_PKEY *pkey)) | |
598 | { | |
599 | if (pkeygen_init) | |
600 | *pkeygen_init = pmeth->keygen_init; | |
601 | if (pkeygen) | |
602 | *pkeygen = pmeth->keygen; | |
603 | } | |
604 | ||
605 | void EVP_PKEY_meth_get_sign(EVP_PKEY_METHOD *pmeth, | |
606 | int (**psign_init) (EVP_PKEY_CTX *ctx), | |
607 | int (**psign) (EVP_PKEY_CTX *ctx, | |
608 | unsigned char *sig, size_t *siglen, | |
609 | const unsigned char *tbs, | |
610 | size_t tbslen)) | |
611 | { | |
612 | if (psign_init) | |
613 | *psign_init = pmeth->sign_init; | |
614 | if (psign) | |
615 | *psign = pmeth->sign; | |
616 | } | |
617 | ||
618 | void EVP_PKEY_meth_get_verify(EVP_PKEY_METHOD *pmeth, | |
619 | int (**pverify_init) (EVP_PKEY_CTX *ctx), | |
620 | int (**pverify) (EVP_PKEY_CTX *ctx, | |
621 | const unsigned char *sig, | |
622 | size_t siglen, | |
623 | const unsigned char *tbs, | |
624 | size_t tbslen)) | |
625 | { | |
626 | if (pverify_init) | |
627 | *pverify_init = pmeth->verify_init; | |
628 | if (pverify) | |
629 | *pverify = pmeth->verify; | |
630 | } | |
631 | ||
632 | void EVP_PKEY_meth_get_verify_recover(EVP_PKEY_METHOD *pmeth, | |
633 | int (**pverify_recover_init) (EVP_PKEY_CTX | |
634 | *ctx), | |
635 | int (**pverify_recover) (EVP_PKEY_CTX | |
636 | *ctx, | |
637 | unsigned char | |
638 | *sig, | |
639 | size_t *siglen, | |
640 | const unsigned | |
641 | char *tbs, | |
642 | size_t tbslen)) | |
643 | { | |
644 | if (pverify_recover_init) | |
645 | *pverify_recover_init = pmeth->verify_recover_init; | |
646 | if (pverify_recover) | |
647 | *pverify_recover = pmeth->verify_recover; | |
648 | } | |
649 | ||
650 | void EVP_PKEY_meth_get_signctx(EVP_PKEY_METHOD *pmeth, | |
651 | int (**psignctx_init) (EVP_PKEY_CTX *ctx, | |
652 | EVP_MD_CTX *mctx), | |
653 | int (**psignctx) (EVP_PKEY_CTX *ctx, | |
654 | unsigned char *sig, | |
655 | size_t *siglen, | |
656 | EVP_MD_CTX *mctx)) | |
657 | { | |
658 | if (psignctx_init) | |
659 | *psignctx_init = pmeth->signctx_init; | |
660 | if (psignctx) | |
661 | *psignctx = pmeth->signctx; | |
662 | } | |
663 | ||
664 | void EVP_PKEY_meth_get_verifyctx(EVP_PKEY_METHOD *pmeth, | |
665 | int (**pverifyctx_init) (EVP_PKEY_CTX *ctx, | |
666 | EVP_MD_CTX *mctx), | |
667 | int (**pverifyctx) (EVP_PKEY_CTX *ctx, | |
668 | const unsigned char *sig, | |
669 | int siglen, | |
670 | EVP_MD_CTX *mctx)) | |
671 | { | |
672 | if (pverifyctx_init) | |
673 | *pverifyctx_init = pmeth->verifyctx_init; | |
674 | if (pverifyctx) | |
675 | *pverifyctx = pmeth->verifyctx; | |
676 | } | |
677 | ||
678 | void EVP_PKEY_meth_get_encrypt(EVP_PKEY_METHOD *pmeth, | |
679 | int (**pencrypt_init) (EVP_PKEY_CTX *ctx), | |
680 | int (**pencryptfn) (EVP_PKEY_CTX *ctx, | |
681 | unsigned char *out, | |
682 | size_t *outlen, | |
683 | const unsigned char *in, | |
684 | size_t inlen)) | |
685 | { | |
686 | if (pencrypt_init) | |
687 | *pencrypt_init = pmeth->encrypt_init; | |
688 | if (pencryptfn) | |
689 | *pencryptfn = pmeth->encrypt; | |
690 | } | |
691 | ||
692 | void EVP_PKEY_meth_get_decrypt(EVP_PKEY_METHOD *pmeth, | |
693 | int (**pdecrypt_init) (EVP_PKEY_CTX *ctx), | |
694 | int (**pdecrypt) (EVP_PKEY_CTX *ctx, | |
695 | unsigned char *out, | |
696 | size_t *outlen, | |
697 | const unsigned char *in, | |
698 | size_t inlen)) | |
699 | { | |
700 | if (pdecrypt_init) | |
701 | *pdecrypt_init = pmeth->decrypt_init; | |
702 | if (pdecrypt) | |
703 | *pdecrypt = pmeth->decrypt; | |
704 | } | |
705 | ||
706 | void EVP_PKEY_meth_get_derive(EVP_PKEY_METHOD *pmeth, | |
707 | int (**pderive_init) (EVP_PKEY_CTX *ctx), | |
708 | int (**pderive) (EVP_PKEY_CTX *ctx, | |
709 | unsigned char *key, | |
710 | size_t *keylen)) | |
711 | { | |
712 | if (pderive_init) | |
713 | *pderive_init = pmeth->derive_init; | |
714 | if (pderive) | |
715 | *pderive = pmeth->derive; | |
716 | } | |
717 | ||
718 | void EVP_PKEY_meth_get_ctrl(EVP_PKEY_METHOD *pmeth, | |
719 | int (**pctrl) (EVP_PKEY_CTX *ctx, int type, int p1, | |
720 | void *p2), | |
721 | int (**pctrl_str) (EVP_PKEY_CTX *ctx, | |
722 | const char *type, | |
723 | const char *value)) | |
724 | { | |
725 | if (pctrl) | |
726 | *pctrl = pmeth->ctrl; | |
727 | if (pctrl_str) | |
728 | *pctrl_str = pmeth->ctrl_str; | |
729 | } |