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Commit | Line | Data |
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0f113f3e | 1 | /* |
3f5616d7 | 2 | * Copyright 2006-2017 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 | |
cefa762e | 24 | /* This array needs to be in order of NIDs */ |
0f113f3e | 25 | static const EVP_PKEY_METHOD *standard_methods[] = { |
d4f0339c | 26 | #ifndef OPENSSL_NO_RSA |
0f113f3e | 27 | &rsa_pkey_meth, |
d4f0339c DSH |
28 | #endif |
29 | #ifndef OPENSSL_NO_DH | |
0f113f3e | 30 | &dh_pkey_meth, |
d4f0339c DSH |
31 | #endif |
32 | #ifndef OPENSSL_NO_DSA | |
0f113f3e | 33 | &dsa_pkey_meth, |
d4f0339c | 34 | #endif |
ef236ec3 | 35 | #ifndef OPENSSL_NO_EC |
0f113f3e | 36 | &ec_pkey_meth, |
ef236ec3 | 37 | #endif |
0f113f3e | 38 | &hmac_pkey_meth, |
b4a3aeeb | 39 | #ifndef OPENSSL_NO_CMAC |
0f113f3e | 40 | &cmac_pkey_meth, |
b4a3aeeb | 41 | #endif |
6577e008 DSH |
42 | #ifndef OPENSSL_NO_RSA |
43 | &rsa_pss_pkey_meth, | |
44 | #endif | |
afb14cda | 45 | #ifndef OPENSSL_NO_DH |
1eff3485 | 46 | &dhx_pkey_meth, |
cefa762e JB |
47 | #endif |
48 | #ifndef OPENSSL_NO_SCRYPT | |
49 | &scrypt_pkey_meth, | |
afb14cda | 50 | #endif |
aacfb134 | 51 | &tls1_prf_pkey_meth, |
262bd85f DSH |
52 | #ifndef OPENSSL_NO_EC |
53 | &ecx25519_pkey_meth, | |
13735cfe | 54 | &ecx448_pkey_meth, |
262bd85f | 55 | #endif |
52ad5b60 TS |
56 | &hkdf_pkey_meth, |
57 | #ifndef OPENSSL_NO_POLY1305 | |
58 | &poly1305_pkey_meth, | |
59 | #endif | |
3f5616d7 TS |
60 | #ifndef OPENSSL_NO_SIPHASH |
61 | &siphash_pkey_meth, | |
62 | #endif | |
42a3008a DSH |
63 | #ifndef OPENSSL_NO_EC |
64 | &ed25519_pkey_meth, | |
13735cfe | 65 | &ed448_pkey_meth, |
42a3008a | 66 | #endif |
0f113f3e | 67 | }; |
0b6f3c66 | 68 | |
606f6c47 | 69 | DECLARE_OBJ_BSEARCH_CMP_FN(const EVP_PKEY_METHOD *, const EVP_PKEY_METHOD *, |
0f113f3e | 70 | pmeth); |
babb3798 | 71 | |
0f113f3e MC |
72 | static int pmeth_cmp(const EVP_PKEY_METHOD *const *a, |
73 | const EVP_PKEY_METHOD *const *b) | |
74 | { | |
75 | return ((*a)->pkey_id - (*b)->pkey_id); | |
76 | } | |
0b6f3c66 | 77 | |
606f6c47 | 78 | IMPLEMENT_OBJ_BSEARCH_CMP_FN(const EVP_PKEY_METHOD *, const EVP_PKEY_METHOD *, |
0f113f3e | 79 | pmeth); |
babb3798 | 80 | |
c9777d26 | 81 | const EVP_PKEY_METHOD *EVP_PKEY_meth_find(int type) |
0f113f3e MC |
82 | { |
83 | EVP_PKEY_METHOD tmp; | |
84 | const EVP_PKEY_METHOD *t = &tmp, **ret; | |
85 | tmp.pkey_id = type; | |
86 | if (app_pkey_methods) { | |
87 | int idx; | |
88 | idx = sk_EVP_PKEY_METHOD_find(app_pkey_methods, &tmp); | |
89 | if (idx >= 0) | |
90 | return sk_EVP_PKEY_METHOD_value(app_pkey_methods, idx); | |
91 | } | |
92 | ret = OBJ_bsearch_pmeth(&t, standard_methods, | |
93 | sizeof(standard_methods) / | |
94 | sizeof(EVP_PKEY_METHOD *)); | |
95 | if (!ret || !*ret) | |
96 | return NULL; | |
97 | return *ret; | |
98 | } | |
0b6f3c66 | 99 | |
f5cda4cb | 100 | static EVP_PKEY_CTX *int_ctx_new(EVP_PKEY *pkey, ENGINE *e, int id) |
0f113f3e MC |
101 | { |
102 | EVP_PKEY_CTX *ret; | |
103 | const EVP_PKEY_METHOD *pmeth; | |
104 | if (id == -1) { | |
105 | if (!pkey || !pkey->ameth) | |
106 | return NULL; | |
107 | id = pkey->ameth->pkey_id; | |
108 | } | |
a63bf2c5 | 109 | #ifndef OPENSSL_NO_ENGINE |
c2976edf | 110 | if (e == NULL && pkey != NULL) |
d19b01ad | 111 | e = pkey->pmeth_engine != NULL ? pkey->pmeth_engine : pkey->engine; |
0f113f3e MC |
112 | /* Try to find an ENGINE which implements this method */ |
113 | if (e) { | |
114 | if (!ENGINE_init(e)) { | |
115 | EVPerr(EVP_F_INT_CTX_NEW, ERR_R_ENGINE_LIB); | |
116 | return NULL; | |
117 | } | |
c2976edf | 118 | } else { |
0f113f3e | 119 | e = ENGINE_get_pkey_meth_engine(id); |
c2976edf | 120 | } |
0f113f3e MC |
121 | |
122 | /* | |
0d4fb843 | 123 | * If an ENGINE handled this method look it up. Otherwise use internal |
0f113f3e MC |
124 | * tables. |
125 | */ | |
126 | ||
127 | if (e) | |
128 | pmeth = ENGINE_get_pkey_meth(e, id); | |
129 | else | |
a63bf2c5 | 130 | #endif |
0f113f3e | 131 | pmeth = EVP_PKEY_meth_find(id); |
c9777d26 | 132 | |
0f113f3e | 133 | if (pmeth == NULL) { |
918a27fa DSH |
134 | #ifndef OPENSSL_NO_ENGINE |
135 | ENGINE_finish(e); | |
136 | #endif | |
0f113f3e MC |
137 | EVPerr(EVP_F_INT_CTX_NEW, EVP_R_UNSUPPORTED_ALGORITHM); |
138 | return NULL; | |
139 | } | |
c9777d26 | 140 | |
64b25758 | 141 | ret = OPENSSL_zalloc(sizeof(*ret)); |
90945fa3 | 142 | if (ret == NULL) { |
a63bf2c5 | 143 | #ifndef OPENSSL_NO_ENGINE |
7c96dbcd | 144 | ENGINE_finish(e); |
a63bf2c5 | 145 | #endif |
0f113f3e MC |
146 | EVPerr(EVP_F_INT_CTX_NEW, ERR_R_MALLOC_FAILURE); |
147 | return NULL; | |
148 | } | |
149 | ret->engine = e; | |
150 | ret->pmeth = pmeth; | |
151 | ret->operation = EVP_PKEY_OP_UNDEFINED; | |
152 | ret->pkey = pkey; | |
0f113f3e | 153 | if (pkey) |
03273d61 | 154 | EVP_PKEY_up_ref(pkey); |
0f113f3e MC |
155 | |
156 | if (pmeth->init) { | |
157 | if (pmeth->init(ret) <= 0) { | |
83b4049a | 158 | ret->pmeth = NULL; |
0f113f3e MC |
159 | EVP_PKEY_CTX_free(ret); |
160 | return NULL; | |
161 | } | |
162 | } | |
163 | ||
164 | return ret; | |
165 | } | |
166 | ||
167 | EVP_PKEY_METHOD *EVP_PKEY_meth_new(int id, int flags) | |
168 | { | |
169 | EVP_PKEY_METHOD *pmeth; | |
b4faea50 | 170 | |
b51bce94 | 171 | pmeth = OPENSSL_zalloc(sizeof(*pmeth)); |
90945fa3 | 172 | if (pmeth == NULL) |
0f113f3e MC |
173 | return NULL; |
174 | ||
0f113f3e MC |
175 | pmeth->pkey_id = id; |
176 | pmeth->flags = flags | EVP_PKEY_FLAG_DYNAMIC; | |
0f113f3e MC |
177 | return pmeth; |
178 | } | |
ba30bad5 | 179 | |
f830c68f | 180 | void EVP_PKEY_meth_get0_info(int *ppkey_id, int *pflags, |
0f113f3e MC |
181 | const EVP_PKEY_METHOD *meth) |
182 | { | |
183 | if (ppkey_id) | |
184 | *ppkey_id = meth->pkey_id; | |
185 | if (pflags) | |
186 | *pflags = meth->flags; | |
187 | } | |
f830c68f DSH |
188 | |
189 | void EVP_PKEY_meth_copy(EVP_PKEY_METHOD *dst, const EVP_PKEY_METHOD *src) | |
0f113f3e | 190 | { |
f830c68f | 191 | |
0f113f3e MC |
192 | dst->init = src->init; |
193 | dst->copy = src->copy; | |
194 | dst->cleanup = src->cleanup; | |
f830c68f | 195 | |
0f113f3e MC |
196 | dst->paramgen_init = src->paramgen_init; |
197 | dst->paramgen = src->paramgen; | |
f830c68f | 198 | |
0f113f3e MC |
199 | dst->keygen_init = src->keygen_init; |
200 | dst->keygen = src->keygen; | |
f830c68f | 201 | |
0f113f3e MC |
202 | dst->sign_init = src->sign_init; |
203 | dst->sign = src->sign; | |
f830c68f | 204 | |
0f113f3e MC |
205 | dst->verify_init = src->verify_init; |
206 | dst->verify = src->verify; | |
f830c68f | 207 | |
0f113f3e MC |
208 | dst->verify_recover_init = src->verify_recover_init; |
209 | dst->verify_recover = src->verify_recover; | |
f830c68f | 210 | |
0f113f3e MC |
211 | dst->signctx_init = src->signctx_init; |
212 | dst->signctx = src->signctx; | |
f830c68f | 213 | |
0f113f3e MC |
214 | dst->verifyctx_init = src->verifyctx_init; |
215 | dst->verifyctx = src->verifyctx; | |
f830c68f | 216 | |
0f113f3e MC |
217 | dst->encrypt_init = src->encrypt_init; |
218 | dst->encrypt = src->encrypt; | |
f830c68f | 219 | |
0f113f3e MC |
220 | dst->decrypt_init = src->decrypt_init; |
221 | dst->decrypt = src->decrypt; | |
f830c68f | 222 | |
0f113f3e MC |
223 | dst->derive_init = src->derive_init; |
224 | dst->derive = src->derive; | |
f830c68f | 225 | |
0f113f3e MC |
226 | dst->ctrl = src->ctrl; |
227 | dst->ctrl_str = src->ctrl_str; | |
2aee35d3 PY |
228 | |
229 | dst->check = src->check; | |
0f113f3e | 230 | } |
f830c68f | 231 | |
ba30bad5 | 232 | void EVP_PKEY_meth_free(EVP_PKEY_METHOD *pmeth) |
0f113f3e MC |
233 | { |
234 | if (pmeth && (pmeth->flags & EVP_PKEY_FLAG_DYNAMIC)) | |
235 | OPENSSL_free(pmeth); | |
236 | } | |
ba30bad5 | 237 | |
f5cda4cb | 238 | EVP_PKEY_CTX *EVP_PKEY_CTX_new(EVP_PKEY *pkey, ENGINE *e) |
0f113f3e MC |
239 | { |
240 | return int_ctx_new(pkey, e, -1); | |
241 | } | |
f5cda4cb DSH |
242 | |
243 | EVP_PKEY_CTX *EVP_PKEY_CTX_new_id(int id, ENGINE *e) | |
0f113f3e MC |
244 | { |
245 | return int_ctx_new(NULL, e, id); | |
246 | } | |
f5cda4cb | 247 | |
8bdcef40 | 248 | EVP_PKEY_CTX *EVP_PKEY_CTX_dup(EVP_PKEY_CTX *pctx) |
0f113f3e MC |
249 | { |
250 | EVP_PKEY_CTX *rctx; | |
251 | if (!pctx->pmeth || !pctx->pmeth->copy) | |
252 | return NULL; | |
c9777d26 | 253 | #ifndef OPENSSL_NO_ENGINE |
0f113f3e MC |
254 | /* Make sure it's safe to copy a pkey context using an ENGINE */ |
255 | if (pctx->engine && !ENGINE_init(pctx->engine)) { | |
256 | EVPerr(EVP_F_EVP_PKEY_CTX_DUP, ERR_R_ENGINE_LIB); | |
257 | return 0; | |
258 | } | |
c9777d26 | 259 | #endif |
b4faea50 | 260 | rctx = OPENSSL_malloc(sizeof(*rctx)); |
90945fa3 | 261 | if (rctx == NULL) |
0f113f3e | 262 | return NULL; |
8bdcef40 | 263 | |
0f113f3e | 264 | rctx->pmeth = pctx->pmeth; |
c9777d26 | 265 | #ifndef OPENSSL_NO_ENGINE |
0f113f3e | 266 | rctx->engine = pctx->engine; |
c9777d26 | 267 | #endif |
8bdcef40 | 268 | |
0f113f3e | 269 | if (pctx->pkey) |
03273d61 | 270 | EVP_PKEY_up_ref(pctx->pkey); |
944f8580 | 271 | |
0f113f3e | 272 | rctx->pkey = pctx->pkey; |
8bdcef40 | 273 | |
0f113f3e | 274 | if (pctx->peerkey) |
03273d61 | 275 | EVP_PKEY_up_ref(pctx->peerkey); |
944f8580 | 276 | |
0f113f3e | 277 | rctx->peerkey = pctx->peerkey; |
8bdcef40 | 278 | |
0f113f3e MC |
279 | rctx->data = NULL; |
280 | rctx->app_data = NULL; | |
281 | rctx->operation = pctx->operation; | |
8bdcef40 | 282 | |
0f113f3e MC |
283 | if (pctx->pmeth->copy(rctx, pctx) > 0) |
284 | return rctx; | |
8bdcef40 | 285 | |
83b4049a | 286 | rctx->pmeth = NULL; |
0f113f3e MC |
287 | EVP_PKEY_CTX_free(rctx); |
288 | return NULL; | |
8bdcef40 | 289 | |
0f113f3e | 290 | } |
8bdcef40 | 291 | |
ba30bad5 | 292 | int EVP_PKEY_meth_add0(const EVP_PKEY_METHOD *pmeth) |
0f113f3e MC |
293 | { |
294 | if (app_pkey_methods == NULL) { | |
295 | app_pkey_methods = sk_EVP_PKEY_METHOD_new(pmeth_cmp); | |
90945fa3 | 296 | if (app_pkey_methods == NULL) |
0f113f3e MC |
297 | return 0; |
298 | } | |
299 | if (!sk_EVP_PKEY_METHOD_push(app_pkey_methods, pmeth)) | |
300 | return 0; | |
301 | sk_EVP_PKEY_METHOD_sort(app_pkey_methods); | |
302 | return 1; | |
303 | } | |
ba30bad5 | 304 | |
0822e89a PY |
305 | void evp_app_cleanup_int(void) |
306 | { | |
307 | if (app_pkey_methods != NULL) | |
308 | sk_EVP_PKEY_METHOD_pop_free(app_pkey_methods, EVP_PKEY_meth_free); | |
309 | } | |
310 | ||
311 | int EVP_PKEY_meth_remove(const EVP_PKEY_METHOD *pmeth) | |
312 | { | |
313 | const EVP_PKEY_METHOD *ret; | |
314 | ||
315 | ret = sk_EVP_PKEY_METHOD_delete_ptr(app_pkey_methods, pmeth); | |
316 | ||
317 | return ret == NULL ? 0 : 1; | |
318 | } | |
319 | ||
48ed9c23 DSH |
320 | size_t EVP_PKEY_meth_get_count(void) |
321 | { | |
322 | size_t rv = OSSL_NELEM(standard_methods); | |
323 | ||
324 | if (app_pkey_methods) | |
325 | rv += sk_EVP_PKEY_METHOD_num(app_pkey_methods); | |
326 | return rv; | |
327 | } | |
328 | ||
329 | const EVP_PKEY_METHOD *EVP_PKEY_meth_get0(size_t idx) | |
330 | { | |
331 | if (idx < OSSL_NELEM(standard_methods)) | |
332 | return standard_methods[idx]; | |
333 | if (app_pkey_methods == NULL) | |
334 | return NULL; | |
335 | idx -= OSSL_NELEM(standard_methods); | |
336 | if (idx >= (size_t)sk_EVP_PKEY_METHOD_num(app_pkey_methods)) | |
337 | return NULL; | |
338 | return sk_EVP_PKEY_METHOD_value(app_pkey_methods, idx); | |
339 | } | |
340 | ||
5da98aa6 | 341 | void EVP_PKEY_CTX_free(EVP_PKEY_CTX *ctx) |
0f113f3e MC |
342 | { |
343 | if (ctx == NULL) | |
344 | return; | |
345 | if (ctx->pmeth && ctx->pmeth->cleanup) | |
346 | ctx->pmeth->cleanup(ctx); | |
c5ba2d99 RS |
347 | EVP_PKEY_free(ctx->pkey); |
348 | EVP_PKEY_free(ctx->peerkey); | |
c9777d26 | 349 | #ifndef OPENSSL_NO_ENGINE |
7c96dbcd | 350 | ENGINE_finish(ctx->engine); |
c9777d26 | 351 | #endif |
0f113f3e MC |
352 | OPENSSL_free(ctx); |
353 | } | |
5da98aa6 | 354 | |
0b6f3c66 | 355 | int EVP_PKEY_CTX_ctrl(EVP_PKEY_CTX *ctx, int keytype, int optype, |
0f113f3e MC |
356 | int cmd, int p1, void *p2) |
357 | { | |
358 | int ret; | |
359 | if (!ctx || !ctx->pmeth || !ctx->pmeth->ctrl) { | |
360 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL, EVP_R_COMMAND_NOT_SUPPORTED); | |
361 | return -2; | |
362 | } | |
363 | if ((keytype != -1) && (ctx->pmeth->pkey_id != keytype)) | |
364 | return -1; | |
365 | ||
366 | if (ctx->operation == EVP_PKEY_OP_UNDEFINED) { | |
367 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL, EVP_R_NO_OPERATION_SET); | |
368 | return -1; | |
369 | } | |
370 | ||
371 | if ((optype != -1) && !(ctx->operation & optype)) { | |
372 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL, EVP_R_INVALID_OPERATION); | |
373 | return -1; | |
374 | } | |
375 | ||
376 | ret = ctx->pmeth->ctrl(ctx, cmd, p1, p2); | |
377 | ||
378 | if (ret == -2) | |
379 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL, EVP_R_COMMAND_NOT_SUPPORTED); | |
380 | ||
381 | return ret; | |
382 | ||
383 | } | |
0b6f3c66 | 384 | |
cefa762e | 385 | int EVP_PKEY_CTX_ctrl_uint64(EVP_PKEY_CTX *ctx, int keytype, int optype, |
64bf1016 | 386 | int cmd, uint64_t value) |
cefa762e JB |
387 | { |
388 | return EVP_PKEY_CTX_ctrl(ctx, keytype, optype, cmd, 0, &value); | |
389 | } | |
390 | ||
4a3dc3c0 | 391 | int EVP_PKEY_CTX_ctrl_str(EVP_PKEY_CTX *ctx, |
0f113f3e MC |
392 | const char *name, const char *value) |
393 | { | |
394 | if (!ctx || !ctx->pmeth || !ctx->pmeth->ctrl_str) { | |
395 | EVPerr(EVP_F_EVP_PKEY_CTX_CTRL_STR, EVP_R_COMMAND_NOT_SUPPORTED); | |
396 | return -2; | |
397 | } | |
410877ba DSH |
398 | if (strcmp(name, "digest") == 0) |
399 | return EVP_PKEY_CTX_md(ctx, EVP_PKEY_OP_TYPE_SIG, EVP_PKEY_CTRL_MD, | |
400 | value); | |
0f113f3e MC |
401 | return ctx->pmeth->ctrl_str(ctx, name, value); |
402 | } | |
f5cda4cb | 403 | |
99119000 DSH |
404 | /* Utility functions to send a string of hex string to a ctrl */ |
405 | ||
406 | int EVP_PKEY_CTX_str2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *str) | |
407 | { | |
408 | size_t len; | |
409 | ||
410 | len = strlen(str); | |
411 | if (len > INT_MAX) | |
412 | return -1; | |
413 | return ctx->pmeth->ctrl(ctx, cmd, len, (void *)str); | |
414 | } | |
415 | ||
416 | int EVP_PKEY_CTX_hex2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *hex) | |
417 | { | |
418 | unsigned char *bin; | |
419 | long binlen; | |
420 | int rv = -1; | |
421 | ||
14f051a0 | 422 | bin = OPENSSL_hexstr2buf(hex, &binlen); |
99119000 DSH |
423 | if (bin == NULL) |
424 | return 0; | |
425 | if (binlen <= INT_MAX) | |
426 | rv = ctx->pmeth->ctrl(ctx, cmd, binlen, bin); | |
427 | OPENSSL_free(bin); | |
428 | return rv; | |
429 | } | |
52ad523c | 430 | |
410877ba DSH |
431 | /* Pass a message digest to a ctrl */ |
432 | int EVP_PKEY_CTX_md(EVP_PKEY_CTX *ctx, int optype, int cmd, const char *md) | |
433 | { | |
434 | const EVP_MD *m; | |
c82bafc5 | 435 | |
410877ba DSH |
436 | if (md == NULL || (m = EVP_get_digestbyname(md)) == NULL) { |
437 | EVPerr(EVP_F_EVP_PKEY_CTX_MD, EVP_R_INVALID_DIGEST); | |
438 | return 0; | |
439 | } | |
440 | return EVP_PKEY_CTX_ctrl(ctx, -1, optype, cmd, 0, (void *)m); | |
441 | } | |
99119000 | 442 | |
b28dea4e | 443 | int EVP_PKEY_CTX_get_operation(EVP_PKEY_CTX *ctx) |
0f113f3e MC |
444 | { |
445 | return ctx->operation; | |
446 | } | |
b28dea4e DSH |
447 | |
448 | void EVP_PKEY_CTX_set0_keygen_info(EVP_PKEY_CTX *ctx, int *dat, int datlen) | |
0f113f3e MC |
449 | { |
450 | ctx->keygen_info = dat; | |
451 | ctx->keygen_info_count = datlen; | |
452 | } | |
b28dea4e | 453 | |
f5cda4cb | 454 | void EVP_PKEY_CTX_set_data(EVP_PKEY_CTX *ctx, void *data) |
0f113f3e MC |
455 | { |
456 | ctx->data = data; | |
457 | } | |
f5cda4cb DSH |
458 | |
459 | void *EVP_PKEY_CTX_get_data(EVP_PKEY_CTX *ctx) | |
0f113f3e MC |
460 | { |
461 | return ctx->data; | |
462 | } | |
f5cda4cb | 463 | |
81cebb8b | 464 | EVP_PKEY *EVP_PKEY_CTX_get0_pkey(EVP_PKEY_CTX *ctx) |
0f113f3e MC |
465 | { |
466 | return ctx->pkey; | |
467 | } | |
81cebb8b | 468 | |
0e1dba93 | 469 | EVP_PKEY *EVP_PKEY_CTX_get0_peerkey(EVP_PKEY_CTX *ctx) |
0f113f3e MC |
470 | { |
471 | return ctx->peerkey; | |
472 | } | |
473 | ||
f5cda4cb | 474 | void EVP_PKEY_CTX_set_app_data(EVP_PKEY_CTX *ctx, void *data) |
0f113f3e MC |
475 | { |
476 | ctx->app_data = data; | |
477 | } | |
f5cda4cb DSH |
478 | |
479 | void *EVP_PKEY_CTX_get_app_data(EVP_PKEY_CTX *ctx) | |
0f113f3e MC |
480 | { |
481 | return ctx->app_data; | |
482 | } | |
ba30bad5 DSH |
483 | |
484 | void EVP_PKEY_meth_set_init(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
485 | int (*init) (EVP_PKEY_CTX *ctx)) |
486 | { | |
487 | pmeth->init = init; | |
488 | } | |
8bdcef40 DSH |
489 | |
490 | void EVP_PKEY_meth_set_copy(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
491 | int (*copy) (EVP_PKEY_CTX *dst, |
492 | EVP_PKEY_CTX *src)) | |
493 | { | |
494 | pmeth->copy = copy; | |
495 | } | |
ba30bad5 DSH |
496 | |
497 | void EVP_PKEY_meth_set_cleanup(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
498 | void (*cleanup) (EVP_PKEY_CTX *ctx)) |
499 | { | |
500 | pmeth->cleanup = cleanup; | |
501 | } | |
ba30bad5 DSH |
502 | |
503 | void EVP_PKEY_meth_set_paramgen(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
504 | int (*paramgen_init) (EVP_PKEY_CTX *ctx), |
505 | int (*paramgen) (EVP_PKEY_CTX *ctx, | |
506 | EVP_PKEY *pkey)) | |
507 | { | |
508 | pmeth->paramgen_init = paramgen_init; | |
509 | pmeth->paramgen = paramgen; | |
510 | } | |
ba30bad5 DSH |
511 | |
512 | void EVP_PKEY_meth_set_keygen(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
513 | int (*keygen_init) (EVP_PKEY_CTX *ctx), |
514 | int (*keygen) (EVP_PKEY_CTX *ctx, | |
515 | EVP_PKEY *pkey)) | |
516 | { | |
517 | pmeth->keygen_init = keygen_init; | |
518 | pmeth->keygen = keygen; | |
519 | } | |
ba30bad5 DSH |
520 | |
521 | void EVP_PKEY_meth_set_sign(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
522 | int (*sign_init) (EVP_PKEY_CTX *ctx), |
523 | int (*sign) (EVP_PKEY_CTX *ctx, | |
524 | unsigned char *sig, size_t *siglen, | |
525 | const unsigned char *tbs, | |
526 | size_t tbslen)) | |
527 | { | |
528 | pmeth->sign_init = sign_init; | |
529 | pmeth->sign = sign; | |
530 | } | |
ba30bad5 DSH |
531 | |
532 | void EVP_PKEY_meth_set_verify(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
533 | int (*verify_init) (EVP_PKEY_CTX *ctx), |
534 | int (*verify) (EVP_PKEY_CTX *ctx, | |
535 | const unsigned char *sig, | |
536 | size_t siglen, | |
537 | const unsigned char *tbs, | |
538 | size_t tbslen)) | |
539 | { | |
540 | pmeth->verify_init = verify_init; | |
541 | pmeth->verify = verify; | |
542 | } | |
ba30bad5 DSH |
543 | |
544 | void EVP_PKEY_meth_set_verify_recover(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
545 | int (*verify_recover_init) (EVP_PKEY_CTX |
546 | *ctx), | |
547 | int (*verify_recover) (EVP_PKEY_CTX | |
548 | *ctx, | |
549 | unsigned char | |
550 | *sig, | |
551 | size_t *siglen, | |
552 | const unsigned | |
553 | char *tbs, | |
554 | size_t tbslen)) | |
555 | { | |
556 | pmeth->verify_recover_init = verify_recover_init; | |
557 | pmeth->verify_recover = verify_recover; | |
558 | } | |
ba30bad5 DSH |
559 | |
560 | void EVP_PKEY_meth_set_signctx(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
561 | int (*signctx_init) (EVP_PKEY_CTX *ctx, |
562 | EVP_MD_CTX *mctx), | |
563 | int (*signctx) (EVP_PKEY_CTX *ctx, | |
564 | unsigned char *sig, | |
565 | size_t *siglen, | |
566 | EVP_MD_CTX *mctx)) | |
567 | { | |
568 | pmeth->signctx_init = signctx_init; | |
569 | pmeth->signctx = signctx; | |
570 | } | |
ba30bad5 DSH |
571 | |
572 | void EVP_PKEY_meth_set_verifyctx(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
573 | int (*verifyctx_init) (EVP_PKEY_CTX *ctx, |
574 | EVP_MD_CTX *mctx), | |
575 | int (*verifyctx) (EVP_PKEY_CTX *ctx, | |
576 | const unsigned char *sig, | |
577 | int siglen, | |
578 | EVP_MD_CTX *mctx)) | |
579 | { | |
580 | pmeth->verifyctx_init = verifyctx_init; | |
581 | pmeth->verifyctx = verifyctx; | |
582 | } | |
ba30bad5 DSH |
583 | |
584 | void EVP_PKEY_meth_set_encrypt(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
585 | int (*encrypt_init) (EVP_PKEY_CTX *ctx), |
586 | int (*encryptfn) (EVP_PKEY_CTX *ctx, | |
587 | unsigned char *out, | |
588 | size_t *outlen, | |
589 | const unsigned char *in, | |
590 | size_t inlen)) | |
591 | { | |
592 | pmeth->encrypt_init = encrypt_init; | |
593 | pmeth->encrypt = encryptfn; | |
594 | } | |
ba30bad5 DSH |
595 | |
596 | void EVP_PKEY_meth_set_decrypt(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
597 | int (*decrypt_init) (EVP_PKEY_CTX *ctx), |
598 | int (*decrypt) (EVP_PKEY_CTX *ctx, | |
599 | unsigned char *out, | |
600 | size_t *outlen, | |
601 | const unsigned char *in, | |
602 | size_t inlen)) | |
603 | { | |
604 | pmeth->decrypt_init = decrypt_init; | |
605 | pmeth->decrypt = decrypt; | |
606 | } | |
ba30bad5 DSH |
607 | |
608 | void EVP_PKEY_meth_set_derive(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
609 | int (*derive_init) (EVP_PKEY_CTX *ctx), |
610 | int (*derive) (EVP_PKEY_CTX *ctx, | |
611 | unsigned char *key, | |
612 | size_t *keylen)) | |
613 | { | |
614 | pmeth->derive_init = derive_init; | |
615 | pmeth->derive = derive; | |
616 | } | |
ba30bad5 DSH |
617 | |
618 | void EVP_PKEY_meth_set_ctrl(EVP_PKEY_METHOD *pmeth, | |
0f113f3e MC |
619 | int (*ctrl) (EVP_PKEY_CTX *ctx, int type, int p1, |
620 | void *p2), | |
621 | int (*ctrl_str) (EVP_PKEY_CTX *ctx, | |
622 | const char *type, | |
623 | const char *value)) | |
624 | { | |
625 | pmeth->ctrl = ctrl; | |
626 | pmeth->ctrl_str = ctrl_str; | |
627 | } | |
e7451ed1 | 628 | |
2aee35d3 PY |
629 | void EVP_PKEY_meth_set_check(EVP_PKEY_METHOD *pmeth, |
630 | int (*check) (EVP_PKEY *pkey)) | |
631 | { | |
632 | pmeth->check = check; | |
633 | } | |
634 | ||
b0004708 PY |
635 | void EVP_PKEY_meth_set_public_check(EVP_PKEY_METHOD *pmeth, |
636 | int (*check) (EVP_PKEY *pkey)) | |
637 | { | |
638 | pmeth->public_check = check; | |
639 | } | |
640 | ||
641 | void EVP_PKEY_meth_set_param_check(EVP_PKEY_METHOD *pmeth, | |
642 | int (*check) (EVP_PKEY *pkey)) | |
643 | { | |
644 | pmeth->param_check = check; | |
645 | } | |
646 | ||
e7451ed1 DSH |
647 | void EVP_PKEY_meth_get_init(EVP_PKEY_METHOD *pmeth, |
648 | int (**pinit) (EVP_PKEY_CTX *ctx)) | |
649 | { | |
650 | *pinit = pmeth->init; | |
651 | } | |
652 | ||
653 | void EVP_PKEY_meth_get_copy(EVP_PKEY_METHOD *pmeth, | |
654 | int (**pcopy) (EVP_PKEY_CTX *dst, | |
655 | EVP_PKEY_CTX *src)) | |
656 | { | |
657 | *pcopy = pmeth->copy; | |
658 | } | |
659 | ||
660 | void EVP_PKEY_meth_get_cleanup(EVP_PKEY_METHOD *pmeth, | |
661 | void (**pcleanup) (EVP_PKEY_CTX *ctx)) | |
662 | { | |
663 | *pcleanup = pmeth->cleanup; | |
664 | } | |
665 | ||
666 | void EVP_PKEY_meth_get_paramgen(EVP_PKEY_METHOD *pmeth, | |
667 | int (**pparamgen_init) (EVP_PKEY_CTX *ctx), | |
668 | int (**pparamgen) (EVP_PKEY_CTX *ctx, | |
669 | EVP_PKEY *pkey)) | |
670 | { | |
671 | if (pparamgen_init) | |
672 | *pparamgen_init = pmeth->paramgen_init; | |
673 | if (pparamgen) | |
674 | *pparamgen = pmeth->paramgen; | |
675 | } | |
676 | ||
677 | void EVP_PKEY_meth_get_keygen(EVP_PKEY_METHOD *pmeth, | |
678 | int (**pkeygen_init) (EVP_PKEY_CTX *ctx), | |
679 | int (**pkeygen) (EVP_PKEY_CTX *ctx, | |
680 | EVP_PKEY *pkey)) | |
681 | { | |
682 | if (pkeygen_init) | |
683 | *pkeygen_init = pmeth->keygen_init; | |
684 | if (pkeygen) | |
685 | *pkeygen = pmeth->keygen; | |
686 | } | |
687 | ||
688 | void EVP_PKEY_meth_get_sign(EVP_PKEY_METHOD *pmeth, | |
689 | int (**psign_init) (EVP_PKEY_CTX *ctx), | |
690 | int (**psign) (EVP_PKEY_CTX *ctx, | |
691 | unsigned char *sig, size_t *siglen, | |
692 | const unsigned char *tbs, | |
693 | size_t tbslen)) | |
694 | { | |
695 | if (psign_init) | |
696 | *psign_init = pmeth->sign_init; | |
697 | if (psign) | |
698 | *psign = pmeth->sign; | |
699 | } | |
700 | ||
701 | void EVP_PKEY_meth_get_verify(EVP_PKEY_METHOD *pmeth, | |
702 | int (**pverify_init) (EVP_PKEY_CTX *ctx), | |
703 | int (**pverify) (EVP_PKEY_CTX *ctx, | |
704 | const unsigned char *sig, | |
705 | size_t siglen, | |
706 | const unsigned char *tbs, | |
707 | size_t tbslen)) | |
708 | { | |
709 | if (pverify_init) | |
710 | *pverify_init = pmeth->verify_init; | |
711 | if (pverify) | |
712 | *pverify = pmeth->verify; | |
713 | } | |
714 | ||
715 | void EVP_PKEY_meth_get_verify_recover(EVP_PKEY_METHOD *pmeth, | |
716 | int (**pverify_recover_init) (EVP_PKEY_CTX | |
717 | *ctx), | |
718 | int (**pverify_recover) (EVP_PKEY_CTX | |
719 | *ctx, | |
720 | unsigned char | |
721 | *sig, | |
722 | size_t *siglen, | |
723 | const unsigned | |
724 | char *tbs, | |
725 | size_t tbslen)) | |
726 | { | |
727 | if (pverify_recover_init) | |
728 | *pverify_recover_init = pmeth->verify_recover_init; | |
729 | if (pverify_recover) | |
730 | *pverify_recover = pmeth->verify_recover; | |
731 | } | |
732 | ||
733 | void EVP_PKEY_meth_get_signctx(EVP_PKEY_METHOD *pmeth, | |
734 | int (**psignctx_init) (EVP_PKEY_CTX *ctx, | |
735 | EVP_MD_CTX *mctx), | |
736 | int (**psignctx) (EVP_PKEY_CTX *ctx, | |
737 | unsigned char *sig, | |
738 | size_t *siglen, | |
739 | EVP_MD_CTX *mctx)) | |
740 | { | |
741 | if (psignctx_init) | |
742 | *psignctx_init = pmeth->signctx_init; | |
743 | if (psignctx) | |
744 | *psignctx = pmeth->signctx; | |
745 | } | |
746 | ||
747 | void EVP_PKEY_meth_get_verifyctx(EVP_PKEY_METHOD *pmeth, | |
748 | int (**pverifyctx_init) (EVP_PKEY_CTX *ctx, | |
749 | EVP_MD_CTX *mctx), | |
750 | int (**pverifyctx) (EVP_PKEY_CTX *ctx, | |
751 | const unsigned char *sig, | |
752 | int siglen, | |
753 | EVP_MD_CTX *mctx)) | |
754 | { | |
755 | if (pverifyctx_init) | |
756 | *pverifyctx_init = pmeth->verifyctx_init; | |
757 | if (pverifyctx) | |
758 | *pverifyctx = pmeth->verifyctx; | |
759 | } | |
760 | ||
761 | void EVP_PKEY_meth_get_encrypt(EVP_PKEY_METHOD *pmeth, | |
762 | int (**pencrypt_init) (EVP_PKEY_CTX *ctx), | |
763 | int (**pencryptfn) (EVP_PKEY_CTX *ctx, | |
764 | unsigned char *out, | |
765 | size_t *outlen, | |
766 | const unsigned char *in, | |
767 | size_t inlen)) | |
768 | { | |
769 | if (pencrypt_init) | |
770 | *pencrypt_init = pmeth->encrypt_init; | |
771 | if (pencryptfn) | |
772 | *pencryptfn = pmeth->encrypt; | |
773 | } | |
774 | ||
775 | void EVP_PKEY_meth_get_decrypt(EVP_PKEY_METHOD *pmeth, | |
776 | int (**pdecrypt_init) (EVP_PKEY_CTX *ctx), | |
777 | int (**pdecrypt) (EVP_PKEY_CTX *ctx, | |
778 | unsigned char *out, | |
779 | size_t *outlen, | |
780 | const unsigned char *in, | |
781 | size_t inlen)) | |
782 | { | |
783 | if (pdecrypt_init) | |
784 | *pdecrypt_init = pmeth->decrypt_init; | |
785 | if (pdecrypt) | |
786 | *pdecrypt = pmeth->decrypt; | |
787 | } | |
788 | ||
789 | void EVP_PKEY_meth_get_derive(EVP_PKEY_METHOD *pmeth, | |
790 | int (**pderive_init) (EVP_PKEY_CTX *ctx), | |
791 | int (**pderive) (EVP_PKEY_CTX *ctx, | |
792 | unsigned char *key, | |
793 | size_t *keylen)) | |
794 | { | |
795 | if (pderive_init) | |
796 | *pderive_init = pmeth->derive_init; | |
797 | if (pderive) | |
798 | *pderive = pmeth->derive; | |
799 | } | |
800 | ||
801 | void EVP_PKEY_meth_get_ctrl(EVP_PKEY_METHOD *pmeth, | |
802 | int (**pctrl) (EVP_PKEY_CTX *ctx, int type, int p1, | |
803 | void *p2), | |
804 | int (**pctrl_str) (EVP_PKEY_CTX *ctx, | |
805 | const char *type, | |
806 | const char *value)) | |
807 | { | |
808 | if (pctrl) | |
809 | *pctrl = pmeth->ctrl; | |
810 | if (pctrl_str) | |
811 | *pctrl_str = pmeth->ctrl_str; | |
812 | } | |
2aee35d3 PY |
813 | |
814 | void EVP_PKEY_meth_get_check(EVP_PKEY_METHOD *pmeth, | |
815 | int (**pcheck) (EVP_PKEY *pkey)) | |
816 | { | |
817 | if (*pcheck) | |
818 | *pcheck = pmeth->check; | |
819 | } | |
b0004708 PY |
820 | |
821 | void EVP_PKEY_meth_get_public_check(EVP_PKEY_METHOD *pmeth, | |
822 | int (**pcheck) (EVP_PKEY *pkey)) | |
823 | { | |
824 | if (*pcheck) | |
825 | *pcheck = pmeth->public_check; | |
826 | } | |
827 | ||
828 | void EVP_PKEY_meth_get_param_check(EVP_PKEY_METHOD *pmeth, | |
829 | int (**pcheck) (EVP_PKEY *pkey)) | |
830 | { | |
831 | if (*pcheck) | |
832 | *pcheck = pmeth->param_check; | |
833 | } |