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Commit | Line | Data |
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d0ea49a8 | 1 | |
0f113f3e | 2 | /* |
b0edda11 | 3 | * Copyright 2006-2018 The OpenSSL Project Authors. All Rights Reserved. |
0b6f3c66 | 4 | * |
4a8b0c55 | 5 | * Licensed under the Apache License 2.0 (the "License"). You may not use |
62867571 RS |
6 | * this file except in compliance with the License. You can obtain a copy |
7 | * in the file LICENSE in the source distribution or at | |
8 | * https://www.openssl.org/source/license.html | |
0b6f3c66 DSH |
9 | */ |
10 | ||
11 | #include <stdio.h> | |
12 | #include <stdlib.h> | |
3c27208f | 13 | #include <openssl/engine.h> |
33bed28b | 14 | #include <openssl/evp.h> |
99119000 | 15 | #include <openssl/x509v3.h> |
35aca9ec MC |
16 | #include <openssl/core_names.h> |
17 | #include <openssl/dh.h> | |
89abd1b6 | 18 | #include <openssl/rsa.h> |
35aca9ec | 19 | #include "internal/cryptlib.h" |
25f2138b DMSP |
20 | #include "crypto/asn1.h" |
21 | #include "crypto/evp.h" | |
99119000 | 22 | #include "internal/numbers.h" |
390acbeb | 23 | #include "internal/provider.h" |
706457b7 | 24 | #include "evp_local.h" |
0b6f3c66 | 25 | |
e683582b SL |
26 | #ifndef FIPS_MODE |
27 | ||
19bd1fa1 | 28 | typedef const EVP_PKEY_METHOD *(*pmeth_fn)(void); |
0f113f3e | 29 | typedef int sk_cmp_fn_type(const char *const *a, const char *const *b); |
5ce278a7 | 30 | |
df2ee0e2 | 31 | static STACK_OF(EVP_PKEY_METHOD) *app_pkey_methods = NULL; |
0b6f3c66 | 32 | |
cefa762e | 33 | /* This array needs to be in order of NIDs */ |
19bd1fa1 | 34 | static pmeth_fn standard_methods[] = { |
e683582b | 35 | # ifndef OPENSSL_NO_RSA |
19bd1fa1 | 36 | rsa_pkey_method, |
e683582b SL |
37 | # endif |
38 | # ifndef OPENSSL_NO_DH | |
19bd1fa1 | 39 | dh_pkey_method, |
e683582b SL |
40 | # endif |
41 | # ifndef OPENSSL_NO_DSA | |
19bd1fa1 | 42 | dsa_pkey_method, |
e683582b SL |
43 | # endif |
44 | # ifndef OPENSSL_NO_EC | |
19bd1fa1 | 45 | ec_pkey_method, |
e683582b | 46 | # endif |
19bd1fa1 | 47 | hmac_pkey_method, |
e683582b | 48 | # ifndef OPENSSL_NO_CMAC |
19bd1fa1 | 49 | cmac_pkey_method, |
e683582b SL |
50 | # endif |
51 | # ifndef OPENSSL_NO_RSA | |
19bd1fa1 | 52 | rsa_pss_pkey_method, |
e683582b SL |
53 | # endif |
54 | # ifndef OPENSSL_NO_DH | |
19bd1fa1 | 55 | dhx_pkey_method, |
e683582b SL |
56 | # endif |
57 | # ifndef OPENSSL_NO_SCRYPT | |
19bd1fa1 | 58 | scrypt_pkey_method, |
e683582b | 59 | # endif |
19bd1fa1 | 60 | tls1_prf_pkey_method, |
e683582b | 61 | # ifndef OPENSSL_NO_EC |
19bd1fa1 PS |
62 | ecx25519_pkey_method, |
63 | ecx448_pkey_method, | |
e683582b | 64 | # endif |
19bd1fa1 | 65 | hkdf_pkey_method, |
e683582b | 66 | # ifndef OPENSSL_NO_POLY1305 |
19bd1fa1 | 67 | poly1305_pkey_method, |
e683582b SL |
68 | # endif |
69 | # ifndef OPENSSL_NO_SIPHASH | |
19bd1fa1 | 70 | siphash_pkey_method, |
e683582b SL |
71 | # endif |
72 | # ifndef OPENSSL_NO_EC | |
19bd1fa1 PS |
73 | ed25519_pkey_method, |
74 | ed448_pkey_method, | |
e683582b SL |
75 | # endif |
76 | # ifndef OPENSSL_NO_SM2 | |
19bd1fa1 | 77 | sm2_pkey_method, |
e683582b | 78 | # endif |
0f113f3e | 79 | }; |
0b6f3c66 | 80 | |
19bd1fa1 PS |
81 | DECLARE_OBJ_BSEARCH_CMP_FN(const EVP_PKEY_METHOD *, pmeth_fn, pmeth_func); |
82 | ||
83 | static int pmeth_func_cmp(const EVP_PKEY_METHOD *const *a, pmeth_fn const *b) | |
84 | { | |
85 | return ((*a)->pkey_id - ((**b)())->pkey_id); | |
86 | } | |
87 | ||
88 | IMPLEMENT_OBJ_BSEARCH_CMP_FN(const EVP_PKEY_METHOD *, pmeth_fn, pmeth_func); | |
babb3798 | 89 | |
0f113f3e MC |
90 | static int pmeth_cmp(const EVP_PKEY_METHOD *const *a, |
91 | const EVP_PKEY_METHOD *const *b) | |
92 | { | |
93 | return ((*a)->pkey_id - (*b)->pkey_id); | |
94 | } | |
0b6f3c66 | 95 | |
c9777d26 | 96 | const EVP_PKEY_METHOD *EVP_PKEY_meth_find(int type) |
0f113f3e | 97 | { |
19bd1fa1 | 98 | pmeth_fn *ret; |
0f113f3e | 99 | EVP_PKEY_METHOD tmp; |
19bd1fa1 | 100 | const EVP_PKEY_METHOD *t = &tmp; |
12a765a5 | 101 | |
0f113f3e MC |
102 | tmp.pkey_id = type; |
103 | if (app_pkey_methods) { | |
104 | int idx; | |
105 | idx = sk_EVP_PKEY_METHOD_find(app_pkey_methods, &tmp); | |
106 | if (idx >= 0) | |
107 | return sk_EVP_PKEY_METHOD_value(app_pkey_methods, idx); | |
108 | } | |
19bd1fa1 PS |
109 | ret = OBJ_bsearch_pmeth_func(&t, standard_methods, |
110 | sizeof(standard_methods) / | |
111 | sizeof(pmeth_fn)); | |
12a765a5 | 112 | if (ret == NULL || *ret == NULL) |
0f113f3e | 113 | return NULL; |
19bd1fa1 | 114 | return (**ret)(); |
0f113f3e | 115 | } |
0b6f3c66 | 116 | |
e683582b SL |
117 | EVP_PKEY_METHOD *EVP_PKEY_meth_new(int id, int flags) |
118 | { | |
119 | EVP_PKEY_METHOD *pmeth; | |
120 | ||
121 | pmeth = OPENSSL_zalloc(sizeof(*pmeth)); | |
122 | if (pmeth == NULL) { | |
123 | EVPerr(EVP_F_EVP_PKEY_METH_NEW, ERR_R_MALLOC_FAILURE); | |
124 | return NULL; | |
125 | } | |
126 | ||
127 | pmeth->pkey_id = id; | |
128 | pmeth->flags = flags | EVP_PKEY_FLAG_DYNAMIC; | |
129 | return pmeth; | |
130 | } | |
131 | #endif /* FIPS_MODE */ | |
132 | ||
3ee348b0 RL |
133 | static EVP_PKEY_CTX *int_ctx_new(OPENSSL_CTX *libctx, |
134 | EVP_PKEY *pkey, ENGINE *e, | |
a07c17ef RL |
135 | const char *name, const char *propquery, |
136 | int id) | |
e683582b | 137 | |
0f113f3e MC |
138 | { |
139 | EVP_PKEY_CTX *ret; | |
d0ea49a8 RL |
140 | const EVP_PKEY_METHOD *pmeth = NULL; |
141 | ||
142 | /* | |
143 | * When using providers, the context is bound to the algo implementation | |
144 | * later. | |
145 | */ | |
146 | if (pkey == NULL && e == NULL && id == -1) | |
147 | goto common; | |
2f2e6b62 | 148 | |
982efd77 RL |
149 | /* |
150 | * If the key doesn't contain anything legacy, then it must be provided, | |
151 | * so we extract the necessary information and use that. | |
152 | */ | |
ed086e23 | 153 | if (pkey != NULL && pkey->ameth == NULL) { |
982efd77 RL |
154 | /* If we have an engine, something went wrong somewhere... */ |
155 | if (!ossl_assert(e == NULL)) | |
156 | return NULL; | |
157 | name = evp_first_name(pkey->pkeys[0].keymgmt->prov, | |
158 | pkey->pkeys[0].keymgmt->name_id); | |
159 | /* | |
160 | * TODO: I wonder if the EVP_PKEY should have the name and propquery | |
161 | * that were used when building it.... /RL | |
162 | */ | |
163 | goto common; | |
164 | } | |
e683582b | 165 | #ifndef FIPS_MODE |
d0ea49a8 RL |
166 | /* TODO(3.0) Legacy code should be removed when all is provider based */ |
167 | /* BEGIN legacy */ | |
0f113f3e | 168 | if (id == -1) { |
a6465b3f | 169 | if (pkey == NULL) |
982efd77 | 170 | return NULL; |
2f2e6b62 | 171 | id = pkey->type; |
0f113f3e | 172 | } |
60653e5b RL |
173 | |
174 | /* | |
175 | * Here, we extract what information we can for the purpose of | |
176 | * supporting usage with implementations from providers, to make | |
177 | * for a smooth transition from legacy stuff to provider based stuff. | |
178 | * | |
179 | * If an engine is given, this is entirely legacy, and we should not | |
180 | * pretend anything else, so we only set the name when no engine is | |
181 | * given. If both are already given, someone made a mistake, and | |
182 | * since that can only happen internally, it's safe to make an | |
183 | * assertion. | |
184 | */ | |
185 | if (!ossl_assert(e == NULL || name == NULL)) | |
186 | return NULL; | |
187 | if (e == NULL) | |
188 | name = OBJ_nid2sn(id); | |
60653e5b | 189 | |
e683582b | 190 | # ifndef OPENSSL_NO_ENGINE |
c2976edf | 191 | if (e == NULL && pkey != NULL) |
d19b01ad | 192 | e = pkey->pmeth_engine != NULL ? pkey->pmeth_engine : pkey->engine; |
0f113f3e MC |
193 | /* Try to find an ENGINE which implements this method */ |
194 | if (e) { | |
195 | if (!ENGINE_init(e)) { | |
196 | EVPerr(EVP_F_INT_CTX_NEW, ERR_R_ENGINE_LIB); | |
197 | return NULL; | |
198 | } | |
c2976edf | 199 | } else { |
0f113f3e | 200 | e = ENGINE_get_pkey_meth_engine(id); |
c2976edf | 201 | } |
0f113f3e MC |
202 | |
203 | /* | |
0d4fb843 | 204 | * If an ENGINE handled this method look it up. Otherwise use internal |
0f113f3e MC |
205 | * tables. |
206 | */ | |
0f113f3e MC |
207 | if (e) |
208 | pmeth = ENGINE_get_pkey_meth(e, id); | |
209 | else | |
e683582b | 210 | # endif |
0f113f3e | 211 | pmeth = EVP_PKEY_meth_find(id); |
c9777d26 | 212 | |
0f113f3e | 213 | if (pmeth == NULL) { |
e683582b | 214 | # ifndef OPENSSL_NO_ENGINE |
918a27fa | 215 | ENGINE_finish(e); |
e683582b | 216 | # endif |
0f113f3e MC |
217 | EVPerr(EVP_F_INT_CTX_NEW, EVP_R_UNSUPPORTED_ALGORITHM); |
218 | return NULL; | |
219 | } | |
d0ea49a8 | 220 | /* END legacy */ |
e683582b | 221 | #endif /* FIPS_MODE */ |
d0ea49a8 | 222 | common: |
64b25758 | 223 | ret = OPENSSL_zalloc(sizeof(*ret)); |
90945fa3 | 224 | if (ret == NULL) { |
e683582b | 225 | #if !defined(OPENSSL_NO_ENGINE) && !defined(FIPS_MODE) |
7c96dbcd | 226 | ENGINE_finish(e); |
a63bf2c5 | 227 | #endif |
0f113f3e MC |
228 | EVPerr(EVP_F_INT_CTX_NEW, ERR_R_MALLOC_FAILURE); |
229 | return NULL; | |
230 | } | |
3ee348b0 | 231 | ret->libctx = libctx; |
f23bc0b7 | 232 | ret->keytype = name; |
a07c17ef | 233 | ret->propquery = propquery; |
0f113f3e MC |
234 | ret->engine = e; |
235 | ret->pmeth = pmeth; | |
236 | ret->operation = EVP_PKEY_OP_UNDEFINED; | |
237 | ret->pkey = pkey; | |
a6465b3f | 238 | if (pkey != NULL) |
03273d61 | 239 | EVP_PKEY_up_ref(pkey); |
0f113f3e | 240 | |
8b84b075 | 241 | if (pmeth != NULL && pmeth->init != NULL) { |
0f113f3e | 242 | if (pmeth->init(ret) <= 0) { |
83b4049a | 243 | ret->pmeth = NULL; |
0f113f3e MC |
244 | EVP_PKEY_CTX_free(ret); |
245 | return NULL; | |
246 | } | |
247 | } | |
248 | ||
249 | return ret; | |
250 | } | |
251 | ||
e683582b SL |
252 | /*- All methods below can also be used in FIPS_MODE */ |
253 | ||
254 | EVP_PKEY_CTX *EVP_PKEY_CTX_new_from_name(OPENSSL_CTX *libctx, | |
255 | const char *name, | |
256 | const char *propquery) | |
257 | { | |
258 | return int_ctx_new(libctx, NULL, NULL, name, propquery, -1); | |
259 | } | |
260 | ||
2ee4a50a MC |
261 | EVP_PKEY_CTX *EVP_PKEY_CTX_new_from_pkey(OPENSSL_CTX *libctx, EVP_PKEY *pkey, |
262 | const char *propquery) | |
e683582b | 263 | { |
2ee4a50a | 264 | return int_ctx_new(libctx, pkey, NULL, NULL, propquery, -1); |
e683582b SL |
265 | } |
266 | ||
864b89ce MC |
267 | void evp_pkey_ctx_free_old_ops(EVP_PKEY_CTX *ctx) |
268 | { | |
e683582b | 269 | if (EVP_PKEY_CTX_IS_SIGNATURE_OP(ctx)) { |
864b89ce MC |
270 | if (ctx->op.sig.sigprovctx != NULL && ctx->op.sig.signature != NULL) |
271 | ctx->op.sig.signature->freectx(ctx->op.sig.sigprovctx); | |
272 | EVP_SIGNATURE_free(ctx->op.sig.signature); | |
fb1ecf85 RL |
273 | ctx->op.sig.sigprovctx = NULL; |
274 | ctx->op.sig.signature = NULL; | |
62f49b90 | 275 | } else if (EVP_PKEY_CTX_IS_DERIVE_OP(ctx)) { |
e683582b SL |
276 | if (ctx->op.kex.exchprovctx != NULL && ctx->op.kex.exchange != NULL) |
277 | ctx->op.kex.exchange->freectx(ctx->op.kex.exchprovctx); | |
278 | EVP_KEYEXCH_free(ctx->op.kex.exchange); | |
279 | ctx->op.kex.exchprovctx = NULL; | |
280 | ctx->op.kex.exchange = NULL; | |
62f49b90 SL |
281 | } |
282 | /* TODO(3.0): add dependancies and uncomment this when available for fips mode */ | |
283 | #ifndef FIPS_MODE | |
284 | else if (EVP_PKEY_CTX_IS_ASYM_CIPHER_OP(ctx)) { | |
2c938e2e MC |
285 | if (ctx->op.ciph.ciphprovctx != NULL && ctx->op.ciph.cipher != NULL) |
286 | ctx->op.ciph.cipher->freectx(ctx->op.ciph.ciphprovctx); | |
287 | EVP_ASYM_CIPHER_free(ctx->op.ciph.cipher); | |
288 | ctx->op.ciph.ciphprovctx = NULL; | |
289 | ctx->op.ciph.cipher = NULL; | |
864b89ce | 290 | } |
e683582b | 291 | #endif |
864b89ce MC |
292 | } |
293 | ||
e683582b | 294 | void EVP_PKEY_CTX_free(EVP_PKEY_CTX *ctx) |
0f113f3e | 295 | { |
e683582b SL |
296 | if (ctx == NULL) |
297 | return; | |
298 | if (ctx->pmeth && ctx->pmeth->cleanup) | |
299 | ctx->pmeth->cleanup(ctx); | |
b4faea50 | 300 | |
e683582b SL |
301 | evp_pkey_ctx_free_old_ops(ctx); |
302 | EVP_KEYMGMT_free(ctx->keymgmt); | |
0f113f3e | 303 | |
e683582b SL |
304 | EVP_PKEY_free(ctx->pkey); |
305 | EVP_PKEY_free(ctx->peerkey); | |
306 | #if !defined(OPENSSL_NO_ENGINE) && !defined(FIPS_MODE) | |
307 | ENGINE_finish(ctx->engine); | |
308 | #endif | |
309 | OPENSSL_free(ctx); | |
0f113f3e | 310 | } |
ba30bad5 | 311 | |
e683582b SL |
312 | #ifndef FIPS_MODE |
313 | ||
f830c68f | 314 | void EVP_PKEY_meth_get0_info(int *ppkey_id, int *pflags, |
0f113f3e MC |
315 | const EVP_PKEY_METHOD *meth) |
316 | { | |
317 | if (ppkey_id) | |
318 | *ppkey_id = meth->pkey_id; | |
319 | if (pflags) | |
320 | *pflags = meth->flags; | |
321 | } | |
f830c68f DSH |
322 | |
323 | void EVP_PKEY_meth_copy(EVP_PKEY_METHOD *dst, const EVP_PKEY_METHOD *src) | |
0f113f3e | 324 | { |
f830c68f | 325 | |
0f113f3e MC |
326 | dst->init = src->init; |
327 | dst->copy = src->copy; | |
328 | dst->cleanup = src->cleanup; | |
f830c68f | 329 | |
0f113f3e MC |
330 | dst->paramgen_init = src->paramgen_init; |
331 | dst->paramgen = src->paramgen; | |
f830c68f | 332 | |
0f113f3e MC |
333 | dst->keygen_init = src->keygen_init; |
334 | dst->keygen = src->keygen; | |
f830c68f | 335 | |
0f113f3e MC |
336 | dst->sign_init = src->sign_init; |
337 | dst->sign = src->sign; | |
f830c68f | 338 | |
0f113f3e MC |
339 | dst->verify_init = src->verify_init; |
340 | dst->verify = src->verify; | |
f830c68f | 341 | |
0f113f3e MC |
342 | dst->verify_recover_init = src->verify_recover_init; |
343 | dst->verify_recover = src->verify_recover; | |
f830c68f | 344 | |
0f113f3e MC |
345 | dst->signctx_init = src->signctx_init; |
346 | dst->signctx = src->signctx; | |
f830c68f | 347 | |
0f113f3e MC |
348 | dst->verifyctx_init = src->verifyctx_init; |
349 | dst->verifyctx = src->verifyctx; | |
f830c68f | 350 | |
0f113f3e MC |
351 | dst->encrypt_init = src->encrypt_init; |
352 | dst->encrypt = src->encrypt; | |
f830c68f | 353 | |
0f113f3e MC |
354 | dst->decrypt_init = src->decrypt_init; |
355 | dst->decrypt = src->decrypt; | |
f830c68f | 356 | |
0f113f3e MC |
357 | dst->derive_init = src->derive_init; |
358 | dst->derive = src->derive; | |
f830c68f | 359 | |
0f113f3e MC |
360 | dst->ctrl = src->ctrl; |
361 | dst->ctrl_str = src->ctrl_str; | |
2aee35d3 PY |
362 | |
363 | dst->check = src->check; | |
0f113f3e | 364 | } |
f830c68f | 365 | |
ba30bad5 | 366 | void EVP_PKEY_meth_free(EVP_PKEY_METHOD *pmeth) |
0f113f3e MC |
367 | { |
368 | if (pmeth && (pmeth->flags & EVP_PKEY_FLAG_DYNAMIC)) | |
369 | OPENSSL_free(pmeth); | |
370 | } | |
ba30bad5 | 371 | |
f5cda4cb | 372 | EVP_PKEY_CTX *EVP_PKEY_CTX_new(EVP_PKEY *pkey, ENGINE *e) |
0f113f3e | 373 | { |
3ee348b0 | 374 | return int_ctx_new(NULL, pkey, e, NULL, NULL, -1); |
0f113f3e | 375 | } |
f5cda4cb DSH |
376 | |
377 | EVP_PKEY_CTX *EVP_PKEY_CTX_new_id(int id, ENGINE *e) | |
0f113f3e | 378 | { |
3ee348b0 | 379 | return int_ctx_new(NULL, NULL, e, NULL, NULL, id); |
a07c17ef RL |
380 | } |
381 | ||
9fdcc21f | 382 | EVP_PKEY_CTX *EVP_PKEY_CTX_dup(const EVP_PKEY_CTX *pctx) |
0f113f3e MC |
383 | { |
384 | EVP_PKEY_CTX *rctx; | |
ff64702b MC |
385 | |
386 | if (((pctx->pmeth == NULL) || (pctx->pmeth->copy == NULL)) | |
864b89ce MC |
387 | && ((EVP_PKEY_CTX_IS_DERIVE_OP(pctx) |
388 | && pctx->op.kex.exchprovctx == NULL) | |
389 | || (EVP_PKEY_CTX_IS_SIGNATURE_OP(pctx) | |
390 | && pctx->op.sig.sigprovctx == NULL))) | |
0f113f3e | 391 | return NULL; |
e683582b | 392 | # ifndef OPENSSL_NO_ENGINE |
0f113f3e MC |
393 | /* Make sure it's safe to copy a pkey context using an ENGINE */ |
394 | if (pctx->engine && !ENGINE_init(pctx->engine)) { | |
395 | EVPerr(EVP_F_EVP_PKEY_CTX_DUP, ERR_R_ENGINE_LIB); | |
396 | return 0; | |
397 | } | |
e683582b | 398 | # endif |
ff64702b | 399 | rctx = OPENSSL_zalloc(sizeof(*rctx)); |
3484236d F |
400 | if (rctx == NULL) { |
401 | EVPerr(EVP_F_EVP_PKEY_CTX_DUP, ERR_R_MALLOC_FAILURE); | |
0f113f3e | 402 | return NULL; |
3484236d | 403 | } |
8bdcef40 | 404 | |
ff64702b MC |
405 | if (pctx->pkey != NULL) |
406 | EVP_PKEY_up_ref(pctx->pkey); | |
407 | rctx->pkey = pctx->pkey; | |
408 | rctx->operation = pctx->operation; | |
3ee348b0 | 409 | rctx->libctx = pctx->libctx; |
f23bc0b7 | 410 | rctx->keytype = pctx->keytype; |
a07c17ef | 411 | rctx->propquery = pctx->propquery; |
ff64702b | 412 | |
864b89ce MC |
413 | if (EVP_PKEY_CTX_IS_DERIVE_OP(pctx)) { |
414 | if (pctx->op.kex.exchange != NULL) { | |
415 | rctx->op.kex.exchange = pctx->op.kex.exchange; | |
416 | if (!EVP_KEYEXCH_up_ref(rctx->op.kex.exchange)) { | |
417 | OPENSSL_free(rctx); | |
418 | return NULL; | |
419 | } | |
ff64702b | 420 | } |
864b89ce MC |
421 | if (pctx->op.kex.exchprovctx != NULL) { |
422 | if (!ossl_assert(pctx->op.kex.exchange != NULL)) | |
423 | return NULL; | |
424 | rctx->op.kex.exchprovctx | |
425 | = pctx->op.kex.exchange->dupctx(pctx->op.kex.exchprovctx); | |
426 | if (rctx->op.kex.exchprovctx == NULL) { | |
427 | EVP_KEYEXCH_free(rctx->op.kex.exchange); | |
428 | OPENSSL_free(rctx); | |
429 | return NULL; | |
430 | } | |
431 | return rctx; | |
432 | } | |
433 | } else if (EVP_PKEY_CTX_IS_SIGNATURE_OP(pctx)) { | |
434 | if (pctx->op.sig.signature != NULL) { | |
435 | rctx->op.sig.signature = pctx->op.sig.signature; | |
436 | if (!EVP_SIGNATURE_up_ref(rctx->op.sig.signature)) { | |
437 | OPENSSL_free(rctx); | |
438 | return NULL; | |
439 | } | |
440 | } | |
441 | if (pctx->op.sig.sigprovctx != NULL) { | |
442 | if (!ossl_assert(pctx->op.sig.signature != NULL)) | |
443 | return NULL; | |
444 | rctx->op.sig.sigprovctx | |
445 | = pctx->op.sig.signature->dupctx(pctx->op.sig.sigprovctx); | |
446 | if (rctx->op.sig.sigprovctx == NULL) { | |
447 | EVP_SIGNATURE_free(rctx->op.sig.signature); | |
448 | OPENSSL_free(rctx); | |
449 | return NULL; | |
450 | } | |
451 | return rctx; | |
ff64702b | 452 | } |
2c938e2e MC |
453 | } else if (EVP_PKEY_CTX_IS_ASYM_CIPHER_OP(pctx)) { |
454 | if (pctx->op.ciph.cipher != NULL) { | |
455 | rctx->op.ciph.cipher = pctx->op.ciph.cipher; | |
456 | if (!EVP_ASYM_CIPHER_up_ref(rctx->op.ciph.cipher)) { | |
457 | OPENSSL_free(rctx); | |
458 | return NULL; | |
459 | } | |
460 | } | |
461 | if (pctx->op.ciph.ciphprovctx != NULL) { | |
462 | if (!ossl_assert(pctx->op.ciph.cipher != NULL)) | |
463 | return NULL; | |
464 | rctx->op.ciph.ciphprovctx | |
465 | = pctx->op.ciph.cipher->dupctx(pctx->op.ciph.ciphprovctx); | |
466 | if (rctx->op.ciph.ciphprovctx == NULL) { | |
467 | EVP_ASYM_CIPHER_free(rctx->op.ciph.cipher); | |
468 | OPENSSL_free(rctx); | |
469 | return NULL; | |
470 | } | |
471 | return rctx; | |
472 | } | |
ff64702b MC |
473 | } |
474 | ||
0f113f3e | 475 | rctx->pmeth = pctx->pmeth; |
e683582b | 476 | # ifndef OPENSSL_NO_ENGINE |
0f113f3e | 477 | rctx->engine = pctx->engine; |
e683582b | 478 | # endif |
8bdcef40 | 479 | |
0f113f3e | 480 | if (pctx->peerkey) |
03273d61 | 481 | EVP_PKEY_up_ref(pctx->peerkey); |
0f113f3e | 482 | rctx->peerkey = pctx->peerkey; |
8bdcef40 | 483 | |
0f113f3e MC |
484 | if (pctx->pmeth->copy(rctx, pctx) > 0) |
485 | return rctx; | |
8bdcef40 | 486 | |
83b4049a | 487 | rctx->pmeth = NULL; |
0f113f3e MC |
488 | EVP_PKEY_CTX_free(rctx); |
489 | return NULL; | |
8bdcef40 | 490 | |
0f113f3e | 491 | } |
8bdcef40 | 492 | |
ba30bad5 | 493 | int EVP_PKEY_meth_add0(const EVP_PKEY_METHOD *pmeth) |
0f113f3e MC |
494 | { |
495 | if (app_pkey_methods == NULL) { | |
496 | app_pkey_methods = sk_EVP_PKEY_METHOD_new(pmeth_cmp); | |
3484236d F |
497 | if (app_pkey_methods == NULL){ |
498 | EVPerr(EVP_F_EVP_PKEY_METH_ADD0, ERR_R_MALLOC_FAILURE); | |
0f113f3e | 499 | return 0; |
3484236d | 500 | } |
0f113f3e | 501 | } |
3484236d F |
502 | if (!sk_EVP_PKEY_METHOD_push(app_pkey_methods, pmeth)) { |
503 | EVPerr(EVP_F_EVP_PKEY_METH_ADD0, ERR_R_MALLOC_FAILURE); | |
0f113f3e | 504 | return 0; |
3484236d | 505 | } |
0f113f3e MC |
506 | sk_EVP_PKEY_METHOD_sort(app_pkey_methods); |
507 | return 1; | |
508 | } | |
ba30bad5 | 509 | |
0822e89a PY |
510 | void evp_app_cleanup_int(void) |
511 | { | |
512 | if (app_pkey_methods != NULL) | |
513 | sk_EVP_PKEY_METHOD_pop_free(app_pkey_methods, EVP_PKEY_meth_free); | |
514 | } | |
515 | ||
516 | int EVP_PKEY_meth_remove(const EVP_PKEY_METHOD *pmeth) | |
517 | { | |
518 | const EVP_PKEY_METHOD *ret; | |
519 | ||
520 | ret = sk_EVP_PKEY_METHOD_delete_ptr(app_pkey_methods, pmeth); | |
521 | ||
522 | return ret == NULL ? 0 : 1; | |
523 | } | |
524 | ||
48ed9c23 DSH |
525 | size_t EVP_PKEY_meth_get_count(void) |
526 | { | |
527 | size_t rv = OSSL_NELEM(standard_methods); | |
528 | ||
529 | if (app_pkey_methods) | |
530 | rv += sk_EVP_PKEY_METHOD_num(app_pkey_methods); | |
531 | return rv; | |
532 | } | |
533 | ||
534 | const EVP_PKEY_METHOD *EVP_PKEY_meth_get0(size_t idx) | |
535 | { | |
536 | if (idx < OSSL_NELEM(standard_methods)) | |
19bd1fa1 | 537 | return (standard_methods[idx])(); |
48ed9c23 DSH |
538 | if (app_pkey_methods == NULL) |
539 | return NULL; | |
540 | idx -= OSSL_NELEM(standard_methods); | |
541 | if (idx >= (size_t)sk_EVP_PKEY_METHOD_num(app_pkey_methods)) | |
542 | return NULL; | |
543 | return sk_EVP_PKEY_METHOD_value(app_pkey_methods, idx); | |
544 | } | |
e683582b | 545 | #endif |
48ed9c23 | 546 | |
e683582b | 547 | int EVP_PKEY_CTX_set_params(EVP_PKEY_CTX *ctx, OSSL_PARAM *params) |
0f113f3e | 548 | { |
e683582b SL |
549 | if (EVP_PKEY_CTX_IS_DERIVE_OP(ctx) |
550 | && ctx->op.kex.exchprovctx != NULL | |
551 | && ctx->op.kex.exchange != NULL | |
552 | && ctx->op.kex.exchange->set_ctx_params != NULL) | |
553 | return ctx->op.kex.exchange->set_ctx_params(ctx->op.kex.exchprovctx, | |
554 | params); | |
555 | if (EVP_PKEY_CTX_IS_SIGNATURE_OP(ctx) | |
556 | && ctx->op.sig.sigprovctx != NULL | |
557 | && ctx->op.sig.signature != NULL | |
558 | && ctx->op.sig.signature->set_ctx_params != NULL) | |
559 | return ctx->op.sig.signature->set_ctx_params(ctx->op.sig.sigprovctx, | |
560 | params); | |
561 | if (EVP_PKEY_CTX_IS_ASYM_CIPHER_OP(ctx) | |
562 | && ctx->op.ciph.ciphprovctx != NULL | |
563 | && ctx->op.ciph.cipher != NULL | |
564 | && ctx->op.ciph.cipher->set_ctx_params != NULL) | |
565 | return ctx->op.ciph.cipher->set_ctx_params(ctx->op.ciph.ciphprovctx, | |
566 | params); | |
567 | return 0; | |
0f113f3e | 568 | } |
5da98aa6 | 569 | |
e683582b | 570 | #ifndef FIPS_MODE |
9c45222d MC |
571 | int EVP_PKEY_CTX_get_params(EVP_PKEY_CTX *ctx, OSSL_PARAM *params) |
572 | { | |
864b89ce MC |
573 | if (EVP_PKEY_CTX_IS_SIGNATURE_OP(ctx) |
574 | && ctx->op.sig.sigprovctx != NULL | |
575 | && ctx->op.sig.signature != NULL | |
576 | && ctx->op.sig.signature->get_ctx_params != NULL) | |
577 | return ctx->op.sig.signature->get_ctx_params(ctx->op.sig.sigprovctx, | |
578 | params); | |
2c938e2e MC |
579 | if (EVP_PKEY_CTX_IS_ASYM_CIPHER_OP(ctx) |
580 | && ctx->op.ciph.ciphprovctx != NULL | |
581 | && ctx->op.ciph.cipher != NULL | |
582 | && ctx->op.ciph.cipher->get_ctx_params != NULL) | |
583 | return ctx->op.ciph.cipher->get_ctx_params(ctx->op.ciph.ciphprovctx, | |
584 | params); | |
9c45222d MC |
585 | return 0; |
586 | } | |
587 | ||
588 | const OSSL_PARAM *EVP_PKEY_CTX_gettable_params(EVP_PKEY_CTX *ctx) | |
589 | { | |
864b89ce MC |
590 | if (EVP_PKEY_CTX_IS_SIGNATURE_OP(ctx) |
591 | && ctx->op.sig.signature != NULL | |
592 | && ctx->op.sig.signature->gettable_ctx_params != NULL) | |
593 | return ctx->op.sig.signature->gettable_ctx_params(); | |
9c45222d | 594 | |
2c938e2e MC |
595 | if (EVP_PKEY_CTX_IS_ASYM_CIPHER_OP(ctx) |
596 | && ctx->op.ciph.cipher != NULL | |
597 | && ctx->op.ciph.cipher->gettable_ctx_params != NULL) | |
598 | return ctx->op.ciph.cipher->gettable_ctx_params(); | |
599 | ||
9c45222d MC |
600 | return NULL; |
601 | } | |
602 | ||
9c45222d MC |
603 | const OSSL_PARAM *EVP_PKEY_CTX_settable_params(EVP_PKEY_CTX *ctx) |
604 | { | |
864b89ce MC |
605 | if (EVP_PKEY_CTX_IS_DERIVE_OP(ctx) |
606 | && ctx->op.kex.exchange != NULL | |
607 | && ctx->op.kex.exchange->settable_ctx_params != NULL) | |
608 | return ctx->op.kex.exchange->settable_ctx_params(); | |
609 | if (EVP_PKEY_CTX_IS_SIGNATURE_OP(ctx) | |
610 | && ctx->op.sig.signature != NULL | |
611 | && ctx->op.sig.signature->settable_ctx_params != NULL) | |
612 | return ctx->op.sig.signature->settable_ctx_params(); | |
2c938e2e MC |
613 | if (EVP_PKEY_CTX_IS_ASYM_CIPHER_OP(ctx) |
614 | && ctx->op.ciph.cipher != NULL | |
615 | && ctx->op.ciph.cipher->settable_ctx_params != NULL) | |
616 | return ctx->op.ciph.cipher->settable_ctx_params(); | |
9c45222d MC |
617 | |
618 | return NULL; | |
619 | } | |
620 | ||
e683582b | 621 | # ifndef OPENSSL_NO_DH |
35aca9ec MC |
622 | int EVP_PKEY_CTX_set_dh_pad(EVP_PKEY_CTX *ctx, int pad) |
623 | { | |
624 | OSSL_PARAM dh_pad_params[2]; | |
1c3ace68 | 625 | unsigned int upad = pad; |
35aca9ec | 626 | |
864b89ce MC |
627 | /* We use EVP_PKEY_CTX_ctrl return values */ |
628 | if (ctx == NULL || !EVP_PKEY_CTX_IS_DERIVE_OP(ctx)) { | |
629 | ERR_raise(ERR_LIB_EVP, EVP_R_COMMAND_NOT_SUPPORTED); | |
630 | return -2; | |
631 | } | |
632 | ||
35aca9ec | 633 | /* TODO(3.0): Remove this eventually when no more legacy */ |
864b89ce | 634 | if (ctx->op.kex.exchprovctx == NULL) |
35aca9ec MC |
635 | return EVP_PKEY_CTX_ctrl(ctx, EVP_PKEY_DH, EVP_PKEY_OP_DERIVE, |
636 | EVP_PKEY_CTRL_DH_PAD, pad, NULL); | |
637 | ||
1c3ace68 | 638 | dh_pad_params[0] = OSSL_PARAM_construct_uint(OSSL_EXCHANGE_PARAM_PAD, &upad); |
35aca9ec MC |
639 | dh_pad_params[1] = OSSL_PARAM_construct_end(); |
640 | ||
641 | return EVP_PKEY_CTX_set_params(ctx, dh_pad_params); | |
642 | } | |
e683582b | 643 | # endif |
35aca9ec | 644 | |
9c45222d MC |
645 | int EVP_PKEY_CTX_get_signature_md(EVP_PKEY_CTX *ctx, const EVP_MD **md) |
646 | { | |
647 | OSSL_PARAM sig_md_params[3], *p = sig_md_params; | |
648 | /* 80 should be big enough */ | |
649 | char name[80] = ""; | |
650 | const EVP_MD *tmp; | |
651 | ||
864b89ce | 652 | if (ctx == NULL || !EVP_PKEY_CTX_IS_SIGNATURE_OP(ctx)) { |
9c45222d MC |
653 | ERR_raise(ERR_LIB_EVP, EVP_R_COMMAND_NOT_SUPPORTED); |
654 | /* Uses the same return values as EVP_PKEY_CTX_ctrl */ | |
655 | return -2; | |
656 | } | |
657 | ||
658 | /* TODO(3.0): Remove this eventually when no more legacy */ | |
864b89ce | 659 | if (ctx->op.sig.sigprovctx == NULL) |
9c45222d MC |
660 | return EVP_PKEY_CTX_ctrl(ctx, -1, EVP_PKEY_OP_TYPE_SIG, |
661 | EVP_PKEY_CTRL_GET_MD, 0, (void *)(md)); | |
662 | ||
663 | *p++ = OSSL_PARAM_construct_utf8_string(OSSL_SIGNATURE_PARAM_DIGEST, | |
664 | name, | |
665 | sizeof(name)); | |
666 | *p++ = OSSL_PARAM_construct_end(); | |
667 | ||
668 | if (!EVP_PKEY_CTX_get_params(ctx, sig_md_params)) | |
669 | return 0; | |
670 | ||
7606bed9 | 671 | tmp = evp_get_digestbyname_ex(ctx->libctx, name); |
9c45222d MC |
672 | if (tmp == NULL) |
673 | return 0; | |
674 | ||
675 | *md = tmp; | |
676 | ||
677 | return 1; | |
678 | } | |
679 | ||
4889dadc MC |
680 | int EVP_PKEY_CTX_set_signature_md(EVP_PKEY_CTX *ctx, const EVP_MD *md) |
681 | { | |
00bc1ad9 | 682 | OSSL_PARAM sig_md_params[2], *p = sig_md_params; |
4889dadc MC |
683 | const char *name; |
684 | ||
864b89ce | 685 | if (ctx == NULL || !EVP_PKEY_CTX_IS_SIGNATURE_OP(ctx)) { |
9c45222d MC |
686 | ERR_raise(ERR_LIB_EVP, EVP_R_COMMAND_NOT_SUPPORTED); |
687 | /* Uses the same return values as EVP_PKEY_CTX_ctrl */ | |
688 | return -2; | |
689 | } | |
690 | ||
4889dadc | 691 | /* TODO(3.0): Remove this eventually when no more legacy */ |
864b89ce | 692 | if (ctx->op.sig.sigprovctx == NULL) |
4889dadc MC |
693 | return EVP_PKEY_CTX_ctrl(ctx, -1, EVP_PKEY_OP_TYPE_SIG, |
694 | EVP_PKEY_CTRL_MD, 0, (void *)(md)); | |
695 | ||
9c45222d MC |
696 | if (md == NULL) { |
697 | name = ""; | |
9c45222d | 698 | } else { |
9c45222d MC |
699 | name = EVP_MD_name(md); |
700 | } | |
4889dadc | 701 | |
9c45222d MC |
702 | *p++ = OSSL_PARAM_construct_utf8_string(OSSL_SIGNATURE_PARAM_DIGEST, |
703 | /* | |
704 | * Cast away the const. This is read | |
705 | * only so should be safe | |
706 | */ | |
8b6ffd40 | 707 | (char *)name, 0); |
9c45222d | 708 | *p++ = OSSL_PARAM_construct_end(); |
4889dadc | 709 | |
9c45222d | 710 | return EVP_PKEY_CTX_set_params(ctx, sig_md_params); |
4889dadc MC |
711 | } |
712 | ||
35aca9ec MC |
713 | static int legacy_ctrl_to_param(EVP_PKEY_CTX *ctx, int keytype, int optype, |
714 | int cmd, int p1, void *p2) | |
715 | { | |
716 | switch (cmd) { | |
e683582b | 717 | # ifndef OPENSSL_NO_DH |
35aca9ec MC |
718 | case EVP_PKEY_CTRL_DH_PAD: |
719 | return EVP_PKEY_CTX_set_dh_pad(ctx, p1); | |
e683582b | 720 | # endif |
390acbeb MC |
721 | case EVP_PKEY_CTRL_MD: |
722 | return EVP_PKEY_CTX_set_signature_md(ctx, p2); | |
864b89ce MC |
723 | case EVP_PKEY_CTRL_GET_MD: |
724 | return EVP_PKEY_CTX_get_signature_md(ctx, p2); | |
89abd1b6 MC |
725 | case EVP_PKEY_CTRL_RSA_PADDING: |
726 | return EVP_PKEY_CTX_set_rsa_padding(ctx, p1); | |
727 | case EVP_PKEY_CTRL_GET_RSA_PADDING: | |
728 | return EVP_PKEY_CTX_get_rsa_padding(ctx, p2); | |
729 | case EVP_PKEY_CTRL_RSA_OAEP_MD: | |
730 | return EVP_PKEY_CTX_set_rsa_oaep_md(ctx, p2); | |
731 | case EVP_PKEY_CTRL_GET_RSA_OAEP_MD: | |
732 | return EVP_PKEY_CTX_get_rsa_oaep_md(ctx, p2); | |
733 | case EVP_PKEY_CTRL_RSA_MGF1_MD: | |
734 | return EVP_PKEY_CTX_set_rsa_oaep_md(ctx, p2); | |
735 | case EVP_PKEY_CTRL_GET_RSA_MGF1_MD: | |
736 | return EVP_PKEY_CTX_get_rsa_oaep_md(ctx, p2); | |
737 | case EVP_PKEY_CTRL_RSA_OAEP_LABEL: | |
738 | return EVP_PKEY_CTX_set0_rsa_oaep_label(ctx, p2, p1); | |
739 | case EVP_PKEY_CTRL_GET_RSA_OAEP_LABEL: | |
740 | return EVP_PKEY_CTX_get0_rsa_oaep_label(ctx, (unsigned char **)p2); | |
741 | case EVP_PKEY_CTRL_PKCS7_ENCRYPT: | |
742 | case EVP_PKEY_CTRL_PKCS7_DECRYPT: | |
e683582b | 743 | # ifndef OPENSSL_NO_CMS |
89abd1b6 MC |
744 | case EVP_PKEY_CTRL_CMS_DECRYPT: |
745 | case EVP_PKEY_CTRL_CMS_ENCRYPT: | |
e683582b | 746 | # endif |
89abd1b6 MC |
747 | if (ctx->pmeth->pkey_id != EVP_PKEY_RSA_PSS) |
748 | return 1; | |
749 | ERR_raise(ERR_LIB_EVP, | |
750 | EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE); | |
751 | return -2; | |
35aca9ec MC |
752 | } |
753 | return 0; | |
754 | } | |
755 | ||
0b6f3c66 | 756 | int EVP_PKEY_CTX_ctrl(EVP_PKEY_CTX *ctx, int keytype, int optype, |
0f113f3e MC |
757 | int cmd, int p1, void *p2) |
758 | { | |
759 | int ret; | |
4803717f | 760 | |
35aca9ec MC |
761 | if (ctx == NULL) { |
762 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL, EVP_R_COMMAND_NOT_SUPPORTED); | |
763 | return -2; | |
764 | } | |
765 | ||
864b89ce | 766 | if ((EVP_PKEY_CTX_IS_DERIVE_OP(ctx) && ctx->op.kex.exchprovctx != NULL) |
48bb9792 | 767 | || (EVP_PKEY_CTX_IS_SIGNATURE_OP(ctx) |
2c938e2e MC |
768 | && ctx->op.sig.sigprovctx != NULL) |
769 | || (EVP_PKEY_CTX_IS_ASYM_CIPHER_OP(ctx) | |
770 | && ctx->op.ciph.ciphprovctx != NULL)) | |
35aca9ec MC |
771 | return legacy_ctrl_to_param(ctx, keytype, optype, cmd, p1, p2); |
772 | ||
773 | if (ctx->pmeth == NULL || ctx->pmeth->ctrl == NULL) { | |
0f113f3e MC |
774 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL, EVP_R_COMMAND_NOT_SUPPORTED); |
775 | return -2; | |
776 | } | |
777 | if ((keytype != -1) && (ctx->pmeth->pkey_id != keytype)) | |
778 | return -1; | |
779 | ||
4803717f PY |
780 | /* Skip the operation checks since this is called in a very early stage */ |
781 | if (ctx->pmeth->digest_custom != NULL) | |
782 | goto doit; | |
783 | ||
0f113f3e MC |
784 | if (ctx->operation == EVP_PKEY_OP_UNDEFINED) { |
785 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL, EVP_R_NO_OPERATION_SET); | |
786 | return -1; | |
787 | } | |
788 | ||
789 | if ((optype != -1) && !(ctx->operation & optype)) { | |
790 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL, EVP_R_INVALID_OPERATION); | |
791 | return -1; | |
792 | } | |
793 | ||
4803717f | 794 | doit: |
0f113f3e MC |
795 | ret = ctx->pmeth->ctrl(ctx, cmd, p1, p2); |
796 | ||
797 | if (ret == -2) | |
798 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL, EVP_R_COMMAND_NOT_SUPPORTED); | |
799 | ||
800 | return ret; | |
0f113f3e | 801 | } |
0b6f3c66 | 802 | |
cefa762e | 803 | int EVP_PKEY_CTX_ctrl_uint64(EVP_PKEY_CTX *ctx, int keytype, int optype, |
64bf1016 | 804 | int cmd, uint64_t value) |
cefa762e JB |
805 | { |
806 | return EVP_PKEY_CTX_ctrl(ctx, keytype, optype, cmd, 0, &value); | |
807 | } | |
808 | ||
35aca9ec MC |
809 | static int legacy_ctrl_str_to_param(EVP_PKEY_CTX *ctx, const char *name, |
810 | const char *value) | |
811 | { | |
972fa318 RL |
812 | if (strcmp(name, "rsa_padding_mode") == 0) |
813 | name = OSSL_ASYM_CIPHER_PARAM_PAD_MODE; | |
814 | else if (strcmp(name, "rsa_mgf1_md") == 0) | |
815 | name = OSSL_ASYM_CIPHER_PARAM_MGF1_DIGEST; | |
816 | else if (strcmp(name, "rsa_oaep_md") == 0) | |
817 | name = OSSL_ASYM_CIPHER_PARAM_OAEP_DIGEST; | |
818 | else if (strcmp(name, "rsa_oaep_label") == 0) | |
819 | name = OSSL_ASYM_CIPHER_PARAM_OAEP_LABEL; | |
e683582b | 820 | # ifndef OPENSSL_NO_DH |
972fa318 RL |
821 | else if (strcmp(name, "dh_pad") == 0) |
822 | name = OSSL_EXCHANGE_PARAM_PAD; | |
e683582b | 823 | # endif |
89abd1b6 | 824 | |
972fa318 RL |
825 | { |
826 | /* | |
827 | * TODO(3.0) reduce the code above to only translate known legacy | |
828 | * string to the corresponding core name (see core_names.h), but | |
829 | * otherwise leave it to this code block to do the actual work. | |
830 | */ | |
831 | const OSSL_PARAM *settable = EVP_PKEY_CTX_settable_params(ctx); | |
832 | OSSL_PARAM params[2] = { OSSL_PARAM_END, OSSL_PARAM_END }; | |
833 | int rv = 0; | |
89abd1b6 | 834 | |
972fa318 RL |
835 | if (!OSSL_PARAM_allocate_from_text(¶ms[0], settable, name, value, |
836 | strlen(value))) | |
89abd1b6 | 837 | return 0; |
972fa318 RL |
838 | if (EVP_PKEY_CTX_set_params(ctx, params)) |
839 | rv = 1; | |
840 | OPENSSL_free(params[0].data); | |
841 | return rv; | |
89abd1b6 | 842 | } |
35aca9ec MC |
843 | } |
844 | ||
4a3dc3c0 | 845 | int EVP_PKEY_CTX_ctrl_str(EVP_PKEY_CTX *ctx, |
0f113f3e MC |
846 | const char *name, const char *value) |
847 | { | |
35aca9ec MC |
848 | if (ctx == NULL) { |
849 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL_STR, EVP_R_COMMAND_NOT_SUPPORTED); | |
850 | return -2; | |
851 | } | |
852 | ||
864b89ce MC |
853 | if ((EVP_PKEY_CTX_IS_DERIVE_OP(ctx) && ctx->op.kex.exchprovctx != NULL) |
854 | || (EVP_PKEY_CTX_IS_SIGNATURE_OP(ctx) | |
2c938e2e MC |
855 | && ctx->op.sig.sigprovctx != NULL) |
856 | || (EVP_PKEY_CTX_IS_ASYM_CIPHER_OP(ctx) | |
857 | && ctx->op.ciph.ciphprovctx != NULL)) | |
35aca9ec MC |
858 | return legacy_ctrl_str_to_param(ctx, name, value); |
859 | ||
0f113f3e MC |
860 | if (!ctx || !ctx->pmeth || !ctx->pmeth->ctrl_str) { |
861 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL_STR, EVP_R_COMMAND_NOT_SUPPORTED); | |
862 | return -2; | |
863 | } | |
410877ba DSH |
864 | if (strcmp(name, "digest") == 0) |
865 | return EVP_PKEY_CTX_md(ctx, EVP_PKEY_OP_TYPE_SIG, EVP_PKEY_CTRL_MD, | |
866 | value); | |
0f113f3e MC |
867 | return ctx->pmeth->ctrl_str(ctx, name, value); |
868 | } | |
f5cda4cb | 869 | |
99119000 DSH |
870 | /* Utility functions to send a string of hex string to a ctrl */ |
871 | ||
872 | int EVP_PKEY_CTX_str2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *str) | |
873 | { | |
874 | size_t len; | |
875 | ||
876 | len = strlen(str); | |
877 | if (len > INT_MAX) | |
878 | return -1; | |
879 | return ctx->pmeth->ctrl(ctx, cmd, len, (void *)str); | |
880 | } | |
881 | ||
882 | int EVP_PKEY_CTX_hex2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *hex) | |
883 | { | |
884 | unsigned char *bin; | |
885 | long binlen; | |
886 | int rv = -1; | |
887 | ||
14f051a0 | 888 | bin = OPENSSL_hexstr2buf(hex, &binlen); |
99119000 DSH |
889 | if (bin == NULL) |
890 | return 0; | |
891 | if (binlen <= INT_MAX) | |
892 | rv = ctx->pmeth->ctrl(ctx, cmd, binlen, bin); | |
893 | OPENSSL_free(bin); | |
894 | return rv; | |
895 | } | |
52ad523c | 896 | |
410877ba DSH |
897 | /* Pass a message digest to a ctrl */ |
898 | int EVP_PKEY_CTX_md(EVP_PKEY_CTX *ctx, int optype, int cmd, const char *md) | |
899 | { | |
900 | const EVP_MD *m; | |
c82bafc5 | 901 | |
410877ba DSH |
902 | if (md == NULL || (m = EVP_get_digestbyname(md)) == NULL) { |
903 | EVPerr(EVP_F_EVP_PKEY_CTX_MD, EVP_R_INVALID_DIGEST); | |
904 | return 0; | |
905 | } | |
906 | return EVP_PKEY_CTX_ctrl(ctx, -1, optype, cmd, 0, (void *)m); | |
907 | } | |
99119000 | 908 | |
b28dea4e | 909 | int EVP_PKEY_CTX_get_operation(EVP_PKEY_CTX *ctx) |
0f113f3e MC |
910 | { |
911 | return ctx->operation; | |
912 | } | |
b28dea4e DSH |
913 | |
914 | void EVP_PKEY_CTX_set0_keygen_info(EVP_PKEY_CTX *ctx, int *dat, int datlen) | |
0f113f3e MC |
915 | { |
916 | ctx->keygen_info = dat; | |
917 | ctx->keygen_info_count = datlen; | |
918 | } | |
b28dea4e | 919 | |
f5cda4cb | 920 | void EVP_PKEY_CTX_set_data(EVP_PKEY_CTX *ctx, void *data) |
0f113f3e MC |
921 | { |
922 | ctx->data = data; | |
923 | } | |
f5cda4cb | 924 | |
9fdcc21f | 925 | void *EVP_PKEY_CTX_get_data(const EVP_PKEY_CTX *ctx) |
0f113f3e MC |
926 | { |
927 | return ctx->data; | |
928 | } | |
f5cda4cb | 929 | |
81cebb8b | 930 | EVP_PKEY *EVP_PKEY_CTX_get0_pkey(EVP_PKEY_CTX *ctx) |
0f113f3e MC |
931 | { |
932 | return ctx->pkey; | |
933 | } | |
81cebb8b | 934 | |
0e1dba93 | 935 | EVP_PKEY *EVP_PKEY_CTX_get0_peerkey(EVP_PKEY_CTX *ctx) |
0f113f3e MC |
936 | { |
937 | return ctx->peerkey; | |
938 | } | |
939 | ||
f5cda4cb | 940 | void EVP_PKEY_CTX_set_app_data(EVP_PKEY_CTX *ctx, void *data) |
0f113f3e MC |
941 | { |
942 | ctx->app_data = data; | |
943 | } | |
f5cda4cb DSH |
944 | |
945 | void *EVP_PKEY_CTX_get_app_data(EVP_PKEY_CTX *ctx) | |
0f113f3e MC |
946 | { |
947 | return ctx->app_data; | |
948 | } | |
ba30bad5 DSH |
949 | |
950 | void EVP_PKEY_meth_set_init(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
951 | int (*init) (EVP_PKEY_CTX *ctx)) |
952 | { | |
953 | pmeth->init = init; | |
954 | } | |
8bdcef40 DSH |
955 | |
956 | void EVP_PKEY_meth_set_copy(EVP_PKEY_METHOD *pmeth, | |
0f113f3e | 957 | int (*copy) (EVP_PKEY_CTX *dst, |
9fdcc21f | 958 | const EVP_PKEY_CTX *src)) |
0f113f3e MC |
959 | { |
960 | pmeth->copy = copy; | |
961 | } | |
ba30bad5 DSH |
962 | |
963 | void EVP_PKEY_meth_set_cleanup(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
964 | void (*cleanup) (EVP_PKEY_CTX *ctx)) |
965 | { | |
966 | pmeth->cleanup = cleanup; | |
967 | } | |
ba30bad5 DSH |
968 | |
969 | void EVP_PKEY_meth_set_paramgen(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
970 | int (*paramgen_init) (EVP_PKEY_CTX *ctx), |
971 | int (*paramgen) (EVP_PKEY_CTX *ctx, | |
972 | EVP_PKEY *pkey)) | |
973 | { | |
974 | pmeth->paramgen_init = paramgen_init; | |
975 | pmeth->paramgen = paramgen; | |
976 | } | |
ba30bad5 DSH |
977 | |
978 | void EVP_PKEY_meth_set_keygen(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
979 | int (*keygen_init) (EVP_PKEY_CTX *ctx), |
980 | int (*keygen) (EVP_PKEY_CTX *ctx, | |
981 | EVP_PKEY *pkey)) | |
982 | { | |
983 | pmeth->keygen_init = keygen_init; | |
984 | pmeth->keygen = keygen; | |
985 | } | |
ba30bad5 DSH |
986 | |
987 | void EVP_PKEY_meth_set_sign(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
988 | int (*sign_init) (EVP_PKEY_CTX *ctx), |
989 | int (*sign) (EVP_PKEY_CTX *ctx, | |
990 | unsigned char *sig, size_t *siglen, | |
991 | const unsigned char *tbs, | |
992 | size_t tbslen)) | |
993 | { | |
994 | pmeth->sign_init = sign_init; | |
995 | pmeth->sign = sign; | |
996 | } | |
ba30bad5 DSH |
997 | |
998 | void EVP_PKEY_meth_set_verify(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
999 | int (*verify_init) (EVP_PKEY_CTX *ctx), |
1000 | int (*verify) (EVP_PKEY_CTX *ctx, | |
1001 | const unsigned char *sig, | |
1002 | size_t siglen, | |
1003 | const unsigned char *tbs, | |
1004 | size_t tbslen)) | |
1005 | { | |
1006 | pmeth->verify_init = verify_init; | |
1007 | pmeth->verify = verify; | |
1008 | } | |
ba30bad5 DSH |
1009 | |
1010 | void EVP_PKEY_meth_set_verify_recover(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
1011 | int (*verify_recover_init) (EVP_PKEY_CTX |
1012 | *ctx), | |
1013 | int (*verify_recover) (EVP_PKEY_CTX | |
1014 | *ctx, | |
1015 | unsigned char | |
1016 | *sig, | |
1017 | size_t *siglen, | |
1018 | const unsigned | |
1019 | char *tbs, | |
1020 | size_t tbslen)) | |
1021 | { | |
1022 | pmeth->verify_recover_init = verify_recover_init; | |
1023 | pmeth->verify_recover = verify_recover; | |
1024 | } | |
ba30bad5 DSH |
1025 | |
1026 | void EVP_PKEY_meth_set_signctx(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
1027 | int (*signctx_init) (EVP_PKEY_CTX *ctx, |
1028 | EVP_MD_CTX *mctx), | |
1029 | int (*signctx) (EVP_PKEY_CTX *ctx, | |
1030 | unsigned char *sig, | |
1031 | size_t *siglen, | |
1032 | EVP_MD_CTX *mctx)) | |
1033 | { | |
1034 | pmeth->signctx_init = signctx_init; | |
1035 | pmeth->signctx = signctx; | |
1036 | } | |
ba30bad5 DSH |
1037 | |
1038 | void EVP_PKEY_meth_set_verifyctx(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
1039 | int (*verifyctx_init) (EVP_PKEY_CTX *ctx, |
1040 | EVP_MD_CTX *mctx), | |
1041 | int (*verifyctx) (EVP_PKEY_CTX *ctx, | |
1042 | const unsigned char *sig, | |
1043 | int siglen, | |
1044 | EVP_MD_CTX *mctx)) | |
1045 | { | |
1046 | pmeth->verifyctx_init = verifyctx_init; | |
1047 | pmeth->verifyctx = verifyctx; | |
1048 | } | |
ba30bad5 DSH |
1049 | |
1050 | void EVP_PKEY_meth_set_encrypt(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
1051 | int (*encrypt_init) (EVP_PKEY_CTX *ctx), |
1052 | int (*encryptfn) (EVP_PKEY_CTX *ctx, | |
1053 | unsigned char *out, | |
1054 | size_t *outlen, | |
1055 | const unsigned char *in, | |
1056 | size_t inlen)) | |
1057 | { | |
1058 | pmeth->encrypt_init = encrypt_init; | |
1059 | pmeth->encrypt = encryptfn; | |
1060 | } | |
ba30bad5 DSH |
1061 | |
1062 | void EVP_PKEY_meth_set_decrypt(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
1063 | int (*decrypt_init) (EVP_PKEY_CTX *ctx), |
1064 | int (*decrypt) (EVP_PKEY_CTX *ctx, | |
1065 | unsigned char *out, | |
1066 | size_t *outlen, | |
1067 | const unsigned char *in, | |
1068 | size_t inlen)) | |
1069 | { | |
1070 | pmeth->decrypt_init = decrypt_init; | |
1071 | pmeth->decrypt = decrypt; | |
1072 | } | |
ba30bad5 DSH |
1073 | |
1074 | void EVP_PKEY_meth_set_derive(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
1075 | int (*derive_init) (EVP_PKEY_CTX *ctx), |
1076 | int (*derive) (EVP_PKEY_CTX *ctx, | |
1077 | unsigned char *key, | |
1078 | size_t *keylen)) | |
1079 | { | |
1080 | pmeth->derive_init = derive_init; | |
1081 | pmeth->derive = derive; | |
1082 | } | |
ba30bad5 DSH |
1083 | |
1084 | void EVP_PKEY_meth_set_ctrl(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
1085 | int (*ctrl) (EVP_PKEY_CTX *ctx, int type, int p1, |
1086 | void *p2), | |
1087 | int (*ctrl_str) (EVP_PKEY_CTX *ctx, | |
1088 | const char *type, | |
1089 | const char *value)) | |
1090 | { | |
1091 | pmeth->ctrl = ctrl; | |
1092 | pmeth->ctrl_str = ctrl_str; | |
1093 | } | |
e7451ed1 | 1094 | |
2555285f AH |
1095 | void EVP_PKEY_meth_set_digestsign(EVP_PKEY_METHOD *pmeth, |
1096 | int (*digestsign) (EVP_MD_CTX *ctx, unsigned char *sig, size_t *siglen, | |
1097 | const unsigned char *tbs, size_t tbslen)) | |
1098 | { | |
1099 | pmeth->digestsign = digestsign; | |
1100 | } | |
1101 | ||
1102 | void EVP_PKEY_meth_set_digestverify(EVP_PKEY_METHOD *pmeth, | |
1103 | int (*digestverify) (EVP_MD_CTX *ctx, const unsigned char *sig, | |
1104 | size_t siglen, const unsigned char *tbs, | |
1105 | size_t tbslen)) | |
1106 | { | |
1107 | pmeth->digestverify = digestverify; | |
1108 | } | |
1109 | ||
2aee35d3 PY |
1110 | void EVP_PKEY_meth_set_check(EVP_PKEY_METHOD *pmeth, |
1111 | int (*check) (EVP_PKEY *pkey)) | |
1112 | { | |
1113 | pmeth->check = check; | |
1114 | } | |
1115 | ||
b0004708 PY |
1116 | void EVP_PKEY_meth_set_public_check(EVP_PKEY_METHOD *pmeth, |
1117 | int (*check) (EVP_PKEY *pkey)) | |
1118 | { | |
1119 | pmeth->public_check = check; | |
1120 | } | |
1121 | ||
1122 | void EVP_PKEY_meth_set_param_check(EVP_PKEY_METHOD *pmeth, | |
1123 | int (*check) (EVP_PKEY *pkey)) | |
1124 | { | |
1125 | pmeth->param_check = check; | |
1126 | } | |
1127 | ||
0a8fdef7 PY |
1128 | void EVP_PKEY_meth_set_digest_custom(EVP_PKEY_METHOD *pmeth, |
1129 | int (*digest_custom) (EVP_PKEY_CTX *ctx, | |
1130 | EVP_MD_CTX *mctx)) | |
1131 | { | |
1132 | pmeth->digest_custom = digest_custom; | |
1133 | } | |
1134 | ||
693be9a2 | 1135 | void EVP_PKEY_meth_get_init(const EVP_PKEY_METHOD *pmeth, |
e7451ed1 DSH |
1136 | int (**pinit) (EVP_PKEY_CTX *ctx)) |
1137 | { | |
1138 | *pinit = pmeth->init; | |
1139 | } | |
1140 | ||
693be9a2 | 1141 | void EVP_PKEY_meth_get_copy(const EVP_PKEY_METHOD *pmeth, |
e7451ed1 | 1142 | int (**pcopy) (EVP_PKEY_CTX *dst, |
9fdcc21f | 1143 | const EVP_PKEY_CTX *src)) |
e7451ed1 DSH |
1144 | { |
1145 | *pcopy = pmeth->copy; | |
1146 | } | |
1147 | ||
693be9a2 | 1148 | void EVP_PKEY_meth_get_cleanup(const EVP_PKEY_METHOD *pmeth, |
e7451ed1 DSH |
1149 | void (**pcleanup) (EVP_PKEY_CTX *ctx)) |
1150 | { | |
1151 | *pcleanup = pmeth->cleanup; | |
1152 | } | |
1153 | ||
693be9a2 | 1154 | void EVP_PKEY_meth_get_paramgen(const EVP_PKEY_METHOD *pmeth, |
e7451ed1 DSH |
1155 | int (**pparamgen_init) (EVP_PKEY_CTX *ctx), |
1156 | int (**pparamgen) (EVP_PKEY_CTX *ctx, | |
1157 | EVP_PKEY *pkey)) | |
1158 | { | |
1159 | if (pparamgen_init) | |
1160 | *pparamgen_init = pmeth->paramgen_init; | |
1161 | if (pparamgen) | |
1162 | *pparamgen = pmeth->paramgen; | |
1163 | } | |
1164 | ||
693be9a2 | 1165 | void EVP_PKEY_meth_get_keygen(const EVP_PKEY_METHOD *pmeth, |
e7451ed1 DSH |
1166 | int (**pkeygen_init) (EVP_PKEY_CTX *ctx), |
1167 | int (**pkeygen) (EVP_PKEY_CTX *ctx, | |
1168 | EVP_PKEY *pkey)) | |
1169 | { | |
1170 | if (pkeygen_init) | |
1171 | *pkeygen_init = pmeth->keygen_init; | |
1172 | if (pkeygen) | |
1173 | *pkeygen = pmeth->keygen; | |
1174 | } | |
1175 | ||
693be9a2 | 1176 | void EVP_PKEY_meth_get_sign(const EVP_PKEY_METHOD *pmeth, |
e7451ed1 DSH |
1177 | int (**psign_init) (EVP_PKEY_CTX *ctx), |
1178 | int (**psign) (EVP_PKEY_CTX *ctx, | |
1179 | unsigned char *sig, size_t *siglen, | |
1180 | const unsigned char *tbs, | |
1181 | size_t tbslen)) | |
1182 | { | |
1183 | if (psign_init) | |
1184 | *psign_init = pmeth->sign_init; | |
1185 | if (psign) | |
1186 | *psign = pmeth->sign; | |
1187 | } | |
1188 | ||
693be9a2 | 1189 | void EVP_PKEY_meth_get_verify(const EVP_PKEY_METHOD *pmeth, |
e7451ed1 DSH |
1190 | int (**pverify_init) (EVP_PKEY_CTX *ctx), |
1191 | int (**pverify) (EVP_PKEY_CTX *ctx, | |
1192 | const unsigned char *sig, | |
1193 | size_t siglen, | |
1194 | const unsigned char *tbs, | |
1195 | size_t tbslen)) | |
1196 | { | |
1197 | if (pverify_init) | |
1198 | *pverify_init = pmeth->verify_init; | |
1199 | if (pverify) | |
1200 | *pverify = pmeth->verify; | |
1201 | } | |
1202 | ||
693be9a2 | 1203 | void EVP_PKEY_meth_get_verify_recover(const EVP_PKEY_METHOD *pmeth, |
e7451ed1 DSH |
1204 | int (**pverify_recover_init) (EVP_PKEY_CTX |
1205 | *ctx), | |
1206 | int (**pverify_recover) (EVP_PKEY_CTX | |
1207 | *ctx, | |
1208 | unsigned char | |
1209 | *sig, | |
1210 | size_t *siglen, | |
1211 | const unsigned | |
1212 | char *tbs, | |
1213 | size_t tbslen)) | |
1214 | { | |
1215 | if (pverify_recover_init) | |
1216 | *pverify_recover_init = pmeth->verify_recover_init; | |
1217 | if (pverify_recover) | |
1218 | *pverify_recover = pmeth->verify_recover; | |
1219 | } | |
1220 | ||
693be9a2 | 1221 | void EVP_PKEY_meth_get_signctx(const EVP_PKEY_METHOD *pmeth, |
e7451ed1 DSH |
1222 | int (**psignctx_init) (EVP_PKEY_CTX *ctx, |
1223 | EVP_MD_CTX *mctx), | |
1224 | int (**psignctx) (EVP_PKEY_CTX *ctx, | |
1225 | unsigned char *sig, | |
1226 | size_t *siglen, | |
1227 | EVP_MD_CTX *mctx)) | |
1228 | { | |
1229 | if (psignctx_init) | |
1230 | *psignctx_init = pmeth->signctx_init; | |
1231 | if (psignctx) | |
1232 | *psignctx = pmeth->signctx; | |
1233 | } | |
1234 | ||
693be9a2 | 1235 | void EVP_PKEY_meth_get_verifyctx(const EVP_PKEY_METHOD *pmeth, |
e7451ed1 DSH |
1236 | int (**pverifyctx_init) (EVP_PKEY_CTX *ctx, |
1237 | EVP_MD_CTX *mctx), | |
1238 | int (**pverifyctx) (EVP_PKEY_CTX *ctx, | |
1239 | const unsigned char *sig, | |
1240 | int siglen, | |
1241 | EVP_MD_CTX *mctx)) | |
1242 | { | |
1243 | if (pverifyctx_init) | |
1244 | *pverifyctx_init = pmeth->verifyctx_init; | |
1245 | if (pverifyctx) | |
1246 | *pverifyctx = pmeth->verifyctx; | |
1247 | } | |
1248 | ||
693be9a2 | 1249 | void EVP_PKEY_meth_get_encrypt(const EVP_PKEY_METHOD *pmeth, |
e7451ed1 DSH |
1250 | int (**pencrypt_init) (EVP_PKEY_CTX *ctx), |
1251 | int (**pencryptfn) (EVP_PKEY_CTX *ctx, | |
1252 | unsigned char *out, | |
1253 | size_t *outlen, | |
1254 | const unsigned char *in, | |
1255 | size_t inlen)) | |
1256 | { | |
1257 | if (pencrypt_init) | |
1258 | *pencrypt_init = pmeth->encrypt_init; | |
1259 | if (pencryptfn) | |
1260 | *pencryptfn = pmeth->encrypt; | |
1261 | } | |
1262 | ||
693be9a2 | 1263 | void EVP_PKEY_meth_get_decrypt(const EVP_PKEY_METHOD *pmeth, |
e7451ed1 DSH |
1264 | int (**pdecrypt_init) (EVP_PKEY_CTX *ctx), |
1265 | int (**pdecrypt) (EVP_PKEY_CTX *ctx, | |
1266 | unsigned char *out, | |
1267 | size_t *outlen, | |
1268 | const unsigned char *in, | |
1269 | size_t inlen)) | |
1270 | { | |
1271 | if (pdecrypt_init) | |
1272 | *pdecrypt_init = pmeth->decrypt_init; | |
1273 | if (pdecrypt) | |
1274 | *pdecrypt = pmeth->decrypt; | |
1275 | } | |
1276 | ||
693be9a2 | 1277 | void EVP_PKEY_meth_get_derive(const EVP_PKEY_METHOD *pmeth, |
e7451ed1 DSH |
1278 | int (**pderive_init) (EVP_PKEY_CTX *ctx), |
1279 | int (**pderive) (EVP_PKEY_CTX *ctx, | |
1280 | unsigned char *key, | |
1281 | size_t *keylen)) | |
1282 | { | |
1283 | if (pderive_init) | |
1284 | *pderive_init = pmeth->derive_init; | |
1285 | if (pderive) | |
1286 | *pderive = pmeth->derive; | |
1287 | } | |
1288 | ||
693be9a2 | 1289 | void EVP_PKEY_meth_get_ctrl(const EVP_PKEY_METHOD *pmeth, |
e7451ed1 DSH |
1290 | int (**pctrl) (EVP_PKEY_CTX *ctx, int type, int p1, |
1291 | void *p2), | |
1292 | int (**pctrl_str) (EVP_PKEY_CTX *ctx, | |
1293 | const char *type, | |
1294 | const char *value)) | |
1295 | { | |
1296 | if (pctrl) | |
1297 | *pctrl = pmeth->ctrl; | |
1298 | if (pctrl_str) | |
1299 | *pctrl_str = pmeth->ctrl_str; | |
1300 | } | |
2aee35d3 | 1301 | |
2555285f AH |
1302 | void EVP_PKEY_meth_get_digestsign(EVP_PKEY_METHOD *pmeth, |
1303 | int (**digestsign) (EVP_MD_CTX *ctx, unsigned char *sig, size_t *siglen, | |
1304 | const unsigned char *tbs, size_t tbslen)) | |
1305 | { | |
1306 | if (digestsign) | |
1307 | *digestsign = pmeth->digestsign; | |
1308 | } | |
1309 | ||
1310 | void EVP_PKEY_meth_get_digestverify(EVP_PKEY_METHOD *pmeth, | |
1311 | int (**digestverify) (EVP_MD_CTX *ctx, const unsigned char *sig, | |
1312 | size_t siglen, const unsigned char *tbs, | |
1313 | size_t tbslen)) | |
1314 | { | |
1315 | if (digestverify) | |
1316 | *digestverify = pmeth->digestverify; | |
1317 | } | |
1318 | ||
693be9a2 | 1319 | void EVP_PKEY_meth_get_check(const EVP_PKEY_METHOD *pmeth, |
2aee35d3 PY |
1320 | int (**pcheck) (EVP_PKEY *pkey)) |
1321 | { | |
34f5c8b1 | 1322 | if (pcheck != NULL) |
2aee35d3 PY |
1323 | *pcheck = pmeth->check; |
1324 | } | |
b0004708 | 1325 | |
693be9a2 | 1326 | void EVP_PKEY_meth_get_public_check(const EVP_PKEY_METHOD *pmeth, |
b0004708 PY |
1327 | int (**pcheck) (EVP_PKEY *pkey)) |
1328 | { | |
34f5c8b1 | 1329 | if (pcheck != NULL) |
b0004708 PY |
1330 | *pcheck = pmeth->public_check; |
1331 | } | |
1332 | ||
693be9a2 | 1333 | void EVP_PKEY_meth_get_param_check(const EVP_PKEY_METHOD *pmeth, |
b0004708 PY |
1334 | int (**pcheck) (EVP_PKEY *pkey)) |
1335 | { | |
34f5c8b1 | 1336 | if (pcheck != NULL) |
b0004708 PY |
1337 | *pcheck = pmeth->param_check; |
1338 | } | |
0a8fdef7 PY |
1339 | |
1340 | void EVP_PKEY_meth_get_digest_custom(EVP_PKEY_METHOD *pmeth, | |
1341 | int (**pdigest_custom) (EVP_PKEY_CTX *ctx, | |
1342 | EVP_MD_CTX *mctx)) | |
1343 | { | |
675f4cee | 1344 | if (pdigest_custom != NULL) |
0a8fdef7 PY |
1345 | *pdigest_custom = pmeth->digest_custom; |
1346 | } | |
e683582b SL |
1347 | |
1348 | #endif /* FIPS_MODE */ |