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27af42f9 | 1 | /* |
0c679f55 | 2 | * Copyright 2015-2025 The OpenSSL Project Authors. All Rights Reserved. |
27af42f9 | 3 | * |
48f4ad77 | 4 | * Licensed under the Apache License 2.0 (the "License"). You may not use |
aa6bb135 RS |
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 | |
27af42f9 DSH |
8 | */ |
9 | ||
80ce21fe F |
10 | #ifndef OSSL_CRYPTO_EVP_H |
11 | # define OSSL_CRYPTO_EVP_H | |
12 | # pragma once | |
13 | ||
14 | # include <openssl/evp.h> | |
15 | # include <openssl/core_dispatch.h> | |
16 | # include "internal/refcount.h" | |
17 | # include "crypto/ecx.h" | |
2f545ae4 | 18 | |
3859a027 | 19 | /* |
20 | * Default PKCS5 PBE KDF salt lengths | |
21 | * In RFC 8018, PBE1 uses 8 bytes (64 bits) for its salt length. | |
22 | * It also specifies to use at least 8 bytes for PBES2. | |
23 | * The NIST requirement for PBKDF2 is 128 bits so we use this as the | |
24 | * default for PBE2 (scrypt and HKDF2) | |
25 | */ | |
26 | # define PKCS5_DEFAULT_PBE1_SALT_LEN PKCS5_SALT_LEN | |
27 | # define PKCS5_DEFAULT_PBE2_SALT_LEN 16 | |
4803717f PY |
28 | /* |
29 | * Don't free up md_ctx->pctx in EVP_MD_CTX_reset, use the reserved flag | |
30 | * values in evp.h | |
31 | */ | |
32 | #define EVP_MD_CTX_FLAG_KEEP_PKEY_CTX 0x0400 | |
3fc2b7d6 | 33 | #define EVP_MD_CTX_FLAG_FINALISED 0x0800 |
4803717f | 34 | |
f21c9c64 | 35 | #define evp_pkey_ctx_is_legacy(ctx) \ |
929f651e | 36 | ((ctx)->keymgmt == NULL) |
f21c9c64 RL |
37 | #define evp_pkey_ctx_is_provided(ctx) \ |
38 | (!evp_pkey_ctx_is_legacy(ctx)) | |
39 | ||
27af42f9 | 40 | struct evp_pkey_ctx_st { |
864b89ce MC |
41 | /* Actual operation */ |
42 | int operation; | |
43 | ||
3ee348b0 | 44 | /* |
4b9e90f4 RL |
45 | * Library context, property query, keytype and keymgmt associated with |
46 | * this context | |
3ee348b0 | 47 | */ |
b4250010 | 48 | OSSL_LIB_CTX *libctx; |
ddfd7182 | 49 | char *propquery; |
4b9e90f4 | 50 | const char *keytype; |
5246183e | 51 | /* If |pkey| below is set, this field is always a reference to its keymgmt */ |
c0e0984f RL |
52 | EVP_KEYMGMT *keymgmt; |
53 | ||
864b89ce | 54 | union { |
62924755 RL |
55 | struct { |
56 | void *genctx; | |
57 | } keymgmt; | |
58 | ||
864b89ce MC |
59 | struct { |
60 | EVP_KEYEXCH *exchange; | |
7c14d0c1 SL |
61 | /* |
62 | * Opaque ctx returned from a providers exchange algorithm | |
63 | * implementation OSSL_FUNC_keyexch_newctx() | |
64 | */ | |
65 | void *algctx; | |
864b89ce | 66 | } kex; |
ff64702b | 67 | |
864b89ce MC |
68 | struct { |
69 | EVP_SIGNATURE *signature; | |
7c14d0c1 SL |
70 | /* |
71 | * Opaque ctx returned from a providers signature algorithm | |
72 | * implementation OSSL_FUNC_signature_newctx() | |
73 | */ | |
74 | void *algctx; | |
864b89ce | 75 | } sig; |
2c938e2e MC |
76 | |
77 | struct { | |
78 | EVP_ASYM_CIPHER *cipher; | |
7c14d0c1 SL |
79 | /* |
80 | * Opaque ctx returned from a providers asymmetric cipher algorithm | |
81 | * implementation OSSL_FUNC_asym_cipher_newctx() | |
82 | */ | |
83 | void *algctx; | |
2c938e2e | 84 | } ciph; |
80f4fd18 SL |
85 | struct { |
86 | EVP_KEM *kem; | |
7c14d0c1 SL |
87 | /* |
88 | * Opaque ctx returned from a providers KEM algorithm | |
89 | * implementation OSSL_FUNC_kem_newctx() | |
90 | */ | |
91 | void *algctx; | |
80f4fd18 | 92 | } encap; |
864b89ce | 93 | } op; |
dfcb5d29 | 94 | |
86df26b3 RL |
95 | /* |
96 | * Cached parameters. Inits of operations that depend on these should | |
97 | * call evp_pkey_ctx_use_delayed_data() when the operation has been set | |
98 | * up properly. | |
99 | */ | |
100 | struct { | |
101 | /* Distinguishing Identifier, ISO/IEC 15946-3, FIPS 196 */ | |
102 | char *dist_id_name; /* The name used with EVP_PKEY_CTX_ctrl_str() */ | |
103 | void *dist_id; /* The distinguishing ID itself */ | |
104 | size_t dist_id_len; /* The length of the distinguishing ID */ | |
105 | ||
106 | /* Indicators of what has been set. Keep them together! */ | |
107 | unsigned int dist_id_set : 1; | |
108 | } cached_parameters; | |
109 | ||
62924755 RL |
110 | /* Application specific data, usually used by the callback */ |
111 | void *app_data; | |
112 | /* Keygen callback */ | |
113 | EVP_PKEY_gen_cb *pkey_gencb; | |
114 | /* implementation specific keygen data */ | |
115 | int *keygen_info; | |
116 | int keygen_info_count; | |
117 | ||
ff64702b MC |
118 | /* Legacy fields below */ |
119 | ||
50914496 RL |
120 | /* EVP_PKEY identity */ |
121 | int legacy_keytype; | |
27af42f9 DSH |
122 | /* Method associated with this operation */ |
123 | const EVP_PKEY_METHOD *pmeth; | |
124 | /* Engine that implements this method or NULL if builtin */ | |
125 | ENGINE *engine; | |
126 | /* Key: may be NULL */ | |
127 | EVP_PKEY *pkey; | |
128 | /* Peer key for key agreement, may be NULL */ | |
129 | EVP_PKEY *peerkey; | |
27af42f9 DSH |
130 | /* Algorithm specific data */ |
131 | void *data; | |
a5ce329e RL |
132 | /* Indicator if digest_custom needs to be called */ |
133 | unsigned int flag_call_digest_custom:1; | |
3786d748 | 134 | /* |
135 | * Used to support taking custody of memory in the case of a provider being | |
136 | * used with the deprecated EVP_PKEY_CTX_set_rsa_keygen_pubexp() API. This | |
137 | * member should NOT be used for any other purpose and should be removed | |
138 | * when said deprecated API is excised completely. | |
139 | */ | |
140 | BIGNUM *rsa_pubexp; | |
27af42f9 DSH |
141 | } /* EVP_PKEY_CTX */ ; |
142 | ||
143 | #define EVP_PKEY_FLAG_DYNAMIC 1 | |
144 | ||
145 | struct evp_pkey_method_st { | |
146 | int pkey_id; | |
147 | int flags; | |
148 | int (*init) (EVP_PKEY_CTX *ctx); | |
9fdcc21f | 149 | int (*copy) (EVP_PKEY_CTX *dst, const EVP_PKEY_CTX *src); |
27af42f9 DSH |
150 | void (*cleanup) (EVP_PKEY_CTX *ctx); |
151 | int (*paramgen_init) (EVP_PKEY_CTX *ctx); | |
152 | int (*paramgen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey); | |
153 | int (*keygen_init) (EVP_PKEY_CTX *ctx); | |
154 | int (*keygen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey); | |
155 | int (*sign_init) (EVP_PKEY_CTX *ctx); | |
156 | int (*sign) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen, | |
157 | const unsigned char *tbs, size_t tbslen); | |
158 | int (*verify_init) (EVP_PKEY_CTX *ctx); | |
159 | int (*verify) (EVP_PKEY_CTX *ctx, | |
160 | const unsigned char *sig, size_t siglen, | |
161 | const unsigned char *tbs, size_t tbslen); | |
162 | int (*verify_recover_init) (EVP_PKEY_CTX *ctx); | |
163 | int (*verify_recover) (EVP_PKEY_CTX *ctx, | |
164 | unsigned char *rout, size_t *routlen, | |
165 | const unsigned char *sig, size_t siglen); | |
166 | int (*signctx_init) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx); | |
167 | int (*signctx) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen, | |
168 | EVP_MD_CTX *mctx); | |
169 | int (*verifyctx_init) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx); | |
170 | int (*verifyctx) (EVP_PKEY_CTX *ctx, const unsigned char *sig, int siglen, | |
171 | EVP_MD_CTX *mctx); | |
172 | int (*encrypt_init) (EVP_PKEY_CTX *ctx); | |
173 | int (*encrypt) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen, | |
174 | const unsigned char *in, size_t inlen); | |
175 | int (*decrypt_init) (EVP_PKEY_CTX *ctx); | |
176 | int (*decrypt) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen, | |
177 | const unsigned char *in, size_t inlen); | |
178 | int (*derive_init) (EVP_PKEY_CTX *ctx); | |
179 | int (*derive) (EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen); | |
180 | int (*ctrl) (EVP_PKEY_CTX *ctx, int type, int p1, void *p2); | |
181 | int (*ctrl_str) (EVP_PKEY_CTX *ctx, const char *type, const char *value); | |
f723c98e DSH |
182 | int (*digestsign) (EVP_MD_CTX *ctx, unsigned char *sig, size_t *siglen, |
183 | const unsigned char *tbs, size_t tbslen); | |
184 | int (*digestverify) (EVP_MD_CTX *ctx, const unsigned char *sig, | |
185 | size_t siglen, const unsigned char *tbs, | |
186 | size_t tbslen); | |
2aee35d3 | 187 | int (*check) (EVP_PKEY *pkey); |
b0004708 PY |
188 | int (*public_check) (EVP_PKEY *pkey); |
189 | int (*param_check) (EVP_PKEY *pkey); | |
0a8fdef7 PY |
190 | |
191 | int (*digest_custom) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx); | |
27af42f9 DSH |
192 | } /* EVP_PKEY_METHOD */ ; |
193 | ||
a8eba56e | 194 | DEFINE_STACK_OF_CONST(EVP_PKEY_METHOD) |
4a1f3f27 | 195 | |
27af42f9 | 196 | void evp_pkey_set_cb_translate(BN_GENCB *cb, EVP_PKEY_CTX *ctx); |
8f463dbd | 197 | |
19dbb742 SL |
198 | const EVP_PKEY_METHOD *ossl_dh_pkey_method(void); |
199 | const EVP_PKEY_METHOD *ossl_dhx_pkey_method(void); | |
5af02212 | 200 | const EVP_PKEY_METHOD *ossl_dsa_pkey_method(void); |
32ab57cb SL |
201 | const EVP_PKEY_METHOD *ossl_ec_pkey_method(void); |
202 | const EVP_PKEY_METHOD *ossl_ecx25519_pkey_method(void); | |
203 | const EVP_PKEY_METHOD *ossl_ecx448_pkey_method(void); | |
204 | const EVP_PKEY_METHOD *ossl_ed25519_pkey_method(void); | |
205 | const EVP_PKEY_METHOD *ossl_ed448_pkey_method(void); | |
23b2fc0b P |
206 | const EVP_PKEY_METHOD *ossl_rsa_pkey_method(void); |
207 | const EVP_PKEY_METHOD *ossl_rsa_pss_pkey_method(void); | |
2db6bf6f | 208 | |
567db2c1 | 209 | struct evp_mac_st { |
e74bd290 | 210 | OSSL_PROVIDER *prov; |
f7c16d48 | 211 | int name_id; |
6c9bc258 | 212 | char *type_name; |
309a78aa | 213 | const char *description; |
e74bd290 RL |
214 | |
215 | CRYPTO_REF_COUNT refcnt; | |
e74bd290 | 216 | |
363b1e5d DMSP |
217 | OSSL_FUNC_mac_newctx_fn *newctx; |
218 | OSSL_FUNC_mac_dupctx_fn *dupctx; | |
219 | OSSL_FUNC_mac_freectx_fn *freectx; | |
363b1e5d DMSP |
220 | OSSL_FUNC_mac_init_fn *init; |
221 | OSSL_FUNC_mac_update_fn *update; | |
222 | OSSL_FUNC_mac_final_fn *final; | |
223 | OSSL_FUNC_mac_gettable_params_fn *gettable_params; | |
224 | OSSL_FUNC_mac_gettable_ctx_params_fn *gettable_ctx_params; | |
225 | OSSL_FUNC_mac_settable_ctx_params_fn *settable_ctx_params; | |
226 | OSSL_FUNC_mac_get_params_fn *get_params; | |
227 | OSSL_FUNC_mac_get_ctx_params_fn *get_ctx_params; | |
228 | OSSL_FUNC_mac_set_ctx_params_fn *set_ctx_params; | |
759570bf | 229 | OSSL_FUNC_mac_init_skey_fn *init_skey; |
567db2c1 RL |
230 | }; |
231 | ||
d2ba8123 | 232 | struct evp_kdf_st { |
fb9e6dd6 | 233 | OSSL_PROVIDER *prov; |
f7c16d48 | 234 | int name_id; |
6c9bc258 | 235 | char *type_name; |
309a78aa | 236 | const char *description; |
fb9e6dd6 | 237 | CRYPTO_REF_COUNT refcnt; |
fb9e6dd6 | 238 | |
363b1e5d DMSP |
239 | OSSL_FUNC_kdf_newctx_fn *newctx; |
240 | OSSL_FUNC_kdf_dupctx_fn *dupctx; | |
241 | OSSL_FUNC_kdf_freectx_fn *freectx; | |
242 | OSSL_FUNC_kdf_reset_fn *reset; | |
243 | OSSL_FUNC_kdf_derive_fn *derive; | |
244 | OSSL_FUNC_kdf_gettable_params_fn *gettable_params; | |
245 | OSSL_FUNC_kdf_gettable_ctx_params_fn *gettable_ctx_params; | |
246 | OSSL_FUNC_kdf_settable_ctx_params_fn *settable_ctx_params; | |
247 | OSSL_FUNC_kdf_get_params_fn *get_params; | |
248 | OSSL_FUNC_kdf_get_ctx_params_fn *get_ctx_params; | |
249 | OSSL_FUNC_kdf_set_ctx_params_fn *set_ctx_params; | |
d2ba8123 | 250 | }; |
5a285add | 251 | |
f6c95e46 RS |
252 | #define EVP_ORIG_DYNAMIC 0 |
253 | #define EVP_ORIG_GLOBAL 1 | |
254 | #define EVP_ORIG_METH 2 | |
255 | ||
2db6bf6f | 256 | struct evp_md_st { |
3653d0c2 | 257 | /* nid */ |
2db6bf6f | 258 | int type; |
3653d0c2 MC |
259 | |
260 | /* Legacy structure members */ | |
2db6bf6f RL |
261 | int pkey_type; |
262 | int md_size; | |
263 | unsigned long flags; | |
f6c95e46 | 264 | int origin; |
2db6bf6f RL |
265 | int (*init) (EVP_MD_CTX *ctx); |
266 | int (*update) (EVP_MD_CTX *ctx, const void *data, size_t count); | |
267 | int (*final) (EVP_MD_CTX *ctx, unsigned char *md); | |
268 | int (*copy) (EVP_MD_CTX *to, const EVP_MD_CTX *from); | |
269 | int (*cleanup) (EVP_MD_CTX *ctx); | |
270 | int block_size; | |
271 | int ctx_size; /* how big does the ctx->md_data need to be */ | |
272 | /* control function */ | |
273 | int (*md_ctrl) (EVP_MD_CTX *ctx, int cmd, int p1, void *p2); | |
3653d0c2 MC |
274 | |
275 | /* New structure members */ | |
946bdd12 | 276 | /* Above comment to be removed when legacy has gone */ |
f7c16d48 | 277 | int name_id; |
6c9bc258 | 278 | char *type_name; |
309a78aa | 279 | const char *description; |
3653d0c2 MC |
280 | OSSL_PROVIDER *prov; |
281 | CRYPTO_REF_COUNT refcnt; | |
363b1e5d DMSP |
282 | OSSL_FUNC_digest_newctx_fn *newctx; |
283 | OSSL_FUNC_digest_init_fn *dinit; | |
284 | OSSL_FUNC_digest_update_fn *dupdate; | |
285 | OSSL_FUNC_digest_final_fn *dfinal; | |
53664908 | 286 | OSSL_FUNC_digest_squeeze_fn *dsqueeze; |
363b1e5d DMSP |
287 | OSSL_FUNC_digest_digest_fn *digest; |
288 | OSSL_FUNC_digest_freectx_fn *freectx; | |
4c41aa4b | 289 | OSSL_FUNC_digest_copyctx_fn *copyctx; |
363b1e5d DMSP |
290 | OSSL_FUNC_digest_dupctx_fn *dupctx; |
291 | OSSL_FUNC_digest_get_params_fn *get_params; | |
292 | OSSL_FUNC_digest_set_ctx_params_fn *set_ctx_params; | |
293 | OSSL_FUNC_digest_get_ctx_params_fn *get_ctx_params; | |
294 | OSSL_FUNC_digest_gettable_params_fn *gettable_params; | |
295 | OSSL_FUNC_digest_settable_ctx_params_fn *settable_ctx_params; | |
296 | OSSL_FUNC_digest_gettable_ctx_params_fn *gettable_ctx_params; | |
3653d0c2 | 297 | |
2db6bf6f RL |
298 | } /* EVP_MD */ ; |
299 | ||
e79f8773 RL |
300 | struct evp_cipher_st { |
301 | int nid; | |
df05f2ce | 302 | |
e79f8773 RL |
303 | int block_size; |
304 | /* Default value for variable length ciphers */ | |
305 | int key_len; | |
306 | int iv_len; | |
df05f2ce MC |
307 | |
308 | /* Legacy structure members */ | |
e79f8773 RL |
309 | /* Various flags */ |
310 | unsigned long flags; | |
f6c95e46 RS |
311 | /* How the EVP_CIPHER was created. */ |
312 | int origin; | |
e79f8773 RL |
313 | /* init key */ |
314 | int (*init) (EVP_CIPHER_CTX *ctx, const unsigned char *key, | |
315 | const unsigned char *iv, int enc); | |
316 | /* encrypt/decrypt data */ | |
317 | int (*do_cipher) (EVP_CIPHER_CTX *ctx, unsigned char *out, | |
318 | const unsigned char *in, size_t inl); | |
319 | /* cleanup ctx */ | |
320 | int (*cleanup) (EVP_CIPHER_CTX *); | |
321 | /* how big ctx->cipher_data needs to be */ | |
322 | int ctx_size; | |
323 | /* Populate a ASN1_TYPE with parameters */ | |
324 | int (*set_asn1_parameters) (EVP_CIPHER_CTX *, ASN1_TYPE *); | |
325 | /* Get parameters from a ASN1_TYPE */ | |
326 | int (*get_asn1_parameters) (EVP_CIPHER_CTX *, ASN1_TYPE *); | |
327 | /* Miscellaneous operations */ | |
328 | int (*ctrl) (EVP_CIPHER_CTX *, int type, int arg, void *ptr); | |
329 | /* Application data */ | |
330 | void *app_data; | |
df05f2ce MC |
331 | |
332 | /* New structure members */ | |
946bdd12 | 333 | /* Above comment to be removed when legacy has gone */ |
f7c16d48 | 334 | int name_id; |
6c9bc258 | 335 | char *type_name; |
309a78aa | 336 | const char *description; |
df05f2ce MC |
337 | OSSL_PROVIDER *prov; |
338 | CRYPTO_REF_COUNT refcnt; | |
363b1e5d DMSP |
339 | OSSL_FUNC_cipher_newctx_fn *newctx; |
340 | OSSL_FUNC_cipher_encrypt_init_fn *einit; | |
341 | OSSL_FUNC_cipher_decrypt_init_fn *dinit; | |
342 | OSSL_FUNC_cipher_update_fn *cupdate; | |
343 | OSSL_FUNC_cipher_final_fn *cfinal; | |
344 | OSSL_FUNC_cipher_cipher_fn *ccipher; | |
ef7967d0 R |
345 | OSSL_FUNC_cipher_pipeline_encrypt_init_fn *p_einit; |
346 | OSSL_FUNC_cipher_pipeline_decrypt_init_fn *p_dinit; | |
347 | OSSL_FUNC_cipher_pipeline_update_fn *p_cupdate; | |
348 | OSSL_FUNC_cipher_pipeline_final_fn *p_cfinal; | |
363b1e5d DMSP |
349 | OSSL_FUNC_cipher_freectx_fn *freectx; |
350 | OSSL_FUNC_cipher_dupctx_fn *dupctx; | |
351 | OSSL_FUNC_cipher_get_params_fn *get_params; | |
352 | OSSL_FUNC_cipher_get_ctx_params_fn *get_ctx_params; | |
353 | OSSL_FUNC_cipher_set_ctx_params_fn *set_ctx_params; | |
354 | OSSL_FUNC_cipher_gettable_params_fn *gettable_params; | |
355 | OSSL_FUNC_cipher_gettable_ctx_params_fn *gettable_ctx_params; | |
356 | OSSL_FUNC_cipher_settable_ctx_params_fn *settable_ctx_params; | |
d46e010c DB |
357 | OSSL_FUNC_cipher_encrypt_skey_init_fn *einit_skey; |
358 | OSSL_FUNC_cipher_decrypt_skey_init_fn *dinit_skey; | |
359 | } /* EVP_CIPHER */; | |
e79f8773 RL |
360 | |
361 | /* Macros to code block cipher wrappers */ | |
362 | ||
363 | /* Wrapper functions for each cipher mode */ | |
364 | ||
44ab2dfd MC |
365 | #define EVP_C_DATA(kstruct, ctx) \ |
366 | ((kstruct *)EVP_CIPHER_CTX_get_cipher_data(ctx)) | |
e79f8773 RL |
367 | |
368 | #define BLOCK_CIPHER_ecb_loop() \ | |
369 | size_t i, bl; \ | |
f6c95e46 | 370 | bl = EVP_CIPHER_CTX_get0_cipher(ctx)->block_size; \ |
e8aa8b6c | 371 | if (inl < bl) return 1;\ |
e79f8773 | 372 | inl -= bl; \ |
e8aa8b6c | 373 | for (i=0; i <= inl; i+=bl) |
e79f8773 RL |
374 | |
375 | #define BLOCK_CIPHER_func_ecb(cname, cprefix, kstruct, ksched) \ | |
376 | static int cname##_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \ | |
377 | {\ | |
378 | BLOCK_CIPHER_ecb_loop() \ | |
ed576acd | 379 | cprefix##_ecb_encrypt(in + i, out + i, &EVP_C_DATA(kstruct,ctx)->ksched, EVP_CIPHER_CTX_is_encrypting(ctx)); \ |
e79f8773 RL |
380 | return 1;\ |
381 | } | |
382 | ||
709d4be7 | 383 | #define EVP_MAXCHUNK ((size_t)1 << 30) |
e79f8773 RL |
384 | |
385 | #define BLOCK_CIPHER_func_ofb(cname, cprefix, cbits, kstruct, ksched) \ | |
386 | static int cname##_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \ | |
387 | {\ | |
388 | while(inl>=EVP_MAXCHUNK) {\ | |
ed576acd | 389 | int num = EVP_CIPHER_CTX_get_num(ctx);\ |
2f5c405a | 390 | cprefix##_ofb##cbits##_encrypt(in, out, (long)EVP_MAXCHUNK, &EVP_C_DATA(kstruct,ctx)->ksched, ctx->iv, &num); \ |
e79f8773 RL |
391 | EVP_CIPHER_CTX_set_num(ctx, num);\ |
392 | inl-=EVP_MAXCHUNK;\ | |
393 | in +=EVP_MAXCHUNK;\ | |
394 | out+=EVP_MAXCHUNK;\ | |
395 | }\ | |
396 | if (inl) {\ | |
ed576acd | 397 | int num = EVP_CIPHER_CTX_get_num(ctx);\ |
2f5c405a | 398 | cprefix##_ofb##cbits##_encrypt(in, out, (long)inl, &EVP_C_DATA(kstruct,ctx)->ksched, ctx->iv, &num); \ |
e79f8773 RL |
399 | EVP_CIPHER_CTX_set_num(ctx, num);\ |
400 | }\ | |
401 | return 1;\ | |
402 | } | |
403 | ||
404 | #define BLOCK_CIPHER_func_cbc(cname, cprefix, kstruct, ksched) \ | |
405 | static int cname##_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \ | |
406 | {\ | |
962431d5 | 407 | while(inl>=EVP_MAXCHUNK) {\ |
ed576acd | 408 | cprefix##_cbc_encrypt(in, out, (long)EVP_MAXCHUNK, &EVP_C_DATA(kstruct,ctx)->ksched, ctx->iv, EVP_CIPHER_CTX_is_encrypting(ctx));\ |
e79f8773 RL |
409 | inl-=EVP_MAXCHUNK;\ |
410 | in +=EVP_MAXCHUNK;\ | |
411 | out+=EVP_MAXCHUNK;\ | |
962431d5 | 412 | }\ |
e79f8773 | 413 | if (inl)\ |
ed576acd | 414 | cprefix##_cbc_encrypt(in, out, (long)inl, &EVP_C_DATA(kstruct,ctx)->ksched, ctx->iv, EVP_CIPHER_CTX_is_encrypting(ctx));\ |
e79f8773 RL |
415 | return 1;\ |
416 | } | |
417 | ||
418 | #define BLOCK_CIPHER_func_cfb(cname, cprefix, cbits, kstruct, ksched) \ | |
419 | static int cname##_cfb##cbits##_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \ | |
420 | {\ | |
e8aa8b6c F |
421 | size_t chunk = EVP_MAXCHUNK;\ |
422 | if (cbits == 1) chunk >>= 3;\ | |
423 | if (inl < chunk) chunk = inl;\ | |
962431d5 | 424 | while (inl && inl >= chunk) {\ |
ed576acd | 425 | int num = EVP_CIPHER_CTX_get_num(ctx);\ |
e8aa8b6c F |
426 | cprefix##_cfb##cbits##_encrypt(in, out, (long) \ |
427 | ((cbits == 1) \ | |
428 | && !EVP_CIPHER_CTX_test_flags(ctx, EVP_CIPH_FLAG_LENGTH_BITS) \ | |
604e591e | 429 | ? chunk*8 : chunk), \ |
2f5c405a | 430 | &EVP_C_DATA(kstruct, ctx)->ksched, ctx->iv,\ |
ed576acd | 431 | &num, EVP_CIPHER_CTX_is_encrypting(ctx));\ |
e8aa8b6c F |
432 | EVP_CIPHER_CTX_set_num(ctx, num);\ |
433 | inl -= chunk;\ | |
434 | in += chunk;\ | |
435 | out += chunk;\ | |
436 | if (inl < chunk) chunk = inl;\ | |
437 | }\ | |
438 | return 1;\ | |
e79f8773 RL |
439 | } |
440 | ||
441 | #define BLOCK_CIPHER_all_funcs(cname, cprefix, cbits, kstruct, ksched) \ | |
442 | BLOCK_CIPHER_func_cbc(cname, cprefix, kstruct, ksched) \ | |
443 | BLOCK_CIPHER_func_cfb(cname, cprefix, cbits, kstruct, ksched) \ | |
444 | BLOCK_CIPHER_func_ecb(cname, cprefix, kstruct, ksched) \ | |
445 | BLOCK_CIPHER_func_ofb(cname, cprefix, cbits, kstruct, ksched) | |
446 | ||
447 | #define BLOCK_CIPHER_def1(cname, nmode, mode, MODE, kstruct, nid, block_size, \ | |
448 | key_len, iv_len, flags, init_key, cleanup, \ | |
449 | set_asn1, get_asn1, ctrl) \ | |
450 | static const EVP_CIPHER cname##_##mode = { \ | |
451 | nid##_##nmode, block_size, key_len, iv_len, \ | |
452 | flags | EVP_CIPH_##MODE##_MODE, \ | |
f6c95e46 | 453 | EVP_ORIG_GLOBAL, \ |
e79f8773 RL |
454 | init_key, \ |
455 | cname##_##mode##_cipher, \ | |
456 | cleanup, \ | |
457 | sizeof(kstruct), \ | |
458 | set_asn1, get_asn1,\ | |
459 | ctrl, \ | |
460 | NULL \ | |
461 | }; \ | |
462 | const EVP_CIPHER *EVP_##cname##_##mode(void) { return &cname##_##mode; } | |
463 | ||
464 | #define BLOCK_CIPHER_def_cbc(cname, kstruct, nid, block_size, key_len, \ | |
465 | iv_len, flags, init_key, cleanup, set_asn1, \ | |
466 | get_asn1, ctrl) \ | |
467 | BLOCK_CIPHER_def1(cname, cbc, cbc, CBC, kstruct, nid, block_size, key_len, \ | |
468 | iv_len, flags, init_key, cleanup, set_asn1, get_asn1, ctrl) | |
469 | ||
470 | #define BLOCK_CIPHER_def_cfb(cname, kstruct, nid, key_len, \ | |
471 | iv_len, cbits, flags, init_key, cleanup, \ | |
472 | set_asn1, get_asn1, ctrl) \ | |
473 | BLOCK_CIPHER_def1(cname, cfb##cbits, cfb##cbits, CFB, kstruct, nid, 1, \ | |
474 | key_len, iv_len, flags, init_key, cleanup, set_asn1, \ | |
475 | get_asn1, ctrl) | |
476 | ||
477 | #define BLOCK_CIPHER_def_ofb(cname, kstruct, nid, key_len, \ | |
478 | iv_len, cbits, flags, init_key, cleanup, \ | |
479 | set_asn1, get_asn1, ctrl) \ | |
480 | BLOCK_CIPHER_def1(cname, ofb##cbits, ofb, OFB, kstruct, nid, 1, \ | |
481 | key_len, iv_len, flags, init_key, cleanup, set_asn1, \ | |
482 | get_asn1, ctrl) | |
483 | ||
484 | #define BLOCK_CIPHER_def_ecb(cname, kstruct, nid, block_size, key_len, \ | |
485 | flags, init_key, cleanup, set_asn1, \ | |
486 | get_asn1, ctrl) \ | |
487 | BLOCK_CIPHER_def1(cname, ecb, ecb, ECB, kstruct, nid, block_size, key_len, \ | |
488 | 0, flags, init_key, cleanup, set_asn1, get_asn1, ctrl) | |
489 | ||
490 | #define BLOCK_CIPHER_defs(cname, kstruct, \ | |
491 | nid, block_size, key_len, iv_len, cbits, flags, \ | |
492 | init_key, cleanup, set_asn1, get_asn1, ctrl) \ | |
493 | BLOCK_CIPHER_def_cbc(cname, kstruct, nid, block_size, key_len, iv_len, flags, \ | |
494 | init_key, cleanup, set_asn1, get_asn1, ctrl) \ | |
495 | BLOCK_CIPHER_def_cfb(cname, kstruct, nid, key_len, iv_len, cbits, \ | |
496 | flags, init_key, cleanup, set_asn1, get_asn1, ctrl) \ | |
497 | BLOCK_CIPHER_def_ofb(cname, kstruct, nid, key_len, iv_len, cbits, \ | |
498 | flags, init_key, cleanup, set_asn1, get_asn1, ctrl) \ | |
499 | BLOCK_CIPHER_def_ecb(cname, kstruct, nid, block_size, key_len, flags, \ | |
500 | init_key, cleanup, set_asn1, get_asn1, ctrl) | |
501 | ||
502 | /*- | |
503 | #define BLOCK_CIPHER_defs(cname, kstruct, \ | |
504 | nid, block_size, key_len, iv_len, flags,\ | |
505 | init_key, cleanup, set_asn1, get_asn1, ctrl)\ | |
506 | static const EVP_CIPHER cname##_cbc = {\ | |
507 | nid##_cbc, block_size, key_len, iv_len, \ | |
508 | flags | EVP_CIPH_CBC_MODE,\ | |
f6c95e46 | 509 | EVP_ORIG_GLOBAL,\ |
e79f8773 RL |
510 | init_key,\ |
511 | cname##_cbc_cipher,\ | |
512 | cleanup,\ | |
513 | sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\ | |
514 | sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\ | |
515 | set_asn1, get_asn1,\ | |
516 | ctrl, \ | |
517 | NULL \ | |
518 | };\ | |
519 | const EVP_CIPHER *EVP_##cname##_cbc(void) { return &cname##_cbc; }\ | |
520 | static const EVP_CIPHER cname##_cfb = {\ | |
521 | nid##_cfb64, 1, key_len, iv_len, \ | |
522 | flags | EVP_CIPH_CFB_MODE,\ | |
f6c95e46 | 523 | EVP_ORIG_GLOBAL,\ |
e79f8773 RL |
524 | init_key,\ |
525 | cname##_cfb_cipher,\ | |
526 | cleanup,\ | |
527 | sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\ | |
528 | sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\ | |
529 | set_asn1, get_asn1,\ | |
530 | ctrl,\ | |
531 | NULL \ | |
532 | };\ | |
533 | const EVP_CIPHER *EVP_##cname##_cfb(void) { return &cname##_cfb; }\ | |
534 | static const EVP_CIPHER cname##_ofb = {\ | |
535 | nid##_ofb64, 1, key_len, iv_len, \ | |
536 | flags | EVP_CIPH_OFB_MODE,\ | |
f6c95e46 | 537 | EVP_ORIG_GLOBAL,\ |
e79f8773 RL |
538 | init_key,\ |
539 | cname##_ofb_cipher,\ | |
540 | cleanup,\ | |
541 | sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\ | |
542 | sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\ | |
543 | set_asn1, get_asn1,\ | |
544 | ctrl,\ | |
545 | NULL \ | |
546 | };\ | |
547 | const EVP_CIPHER *EVP_##cname##_ofb(void) { return &cname##_ofb; }\ | |
548 | static const EVP_CIPHER cname##_ecb = {\ | |
549 | nid##_ecb, block_size, key_len, iv_len, \ | |
550 | flags | EVP_CIPH_ECB_MODE,\ | |
f6c95e46 | 551 | EVP_ORIG_GLOBAL,\ |
e79f8773 RL |
552 | init_key,\ |
553 | cname##_ecb_cipher,\ | |
554 | cleanup,\ | |
555 | sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\ | |
556 | sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\ | |
557 | set_asn1, get_asn1,\ | |
558 | ctrl,\ | |
559 | NULL \ | |
560 | };\ | |
561 | const EVP_CIPHER *EVP_##cname##_ecb(void) { return &cname##_ecb; } | |
562 | */ | |
563 | ||
564 | #define IMPLEMENT_BLOCK_CIPHER(cname, ksched, cprefix, kstruct, nid, \ | |
565 | block_size, key_len, iv_len, cbits, \ | |
566 | flags, init_key, \ | |
567 | cleanup, set_asn1, get_asn1, ctrl) \ | |
568 | BLOCK_CIPHER_all_funcs(cname, cprefix, cbits, kstruct, ksched) \ | |
569 | BLOCK_CIPHER_defs(cname, kstruct, nid, block_size, key_len, iv_len, \ | |
570 | cbits, flags, init_key, cleanup, set_asn1, \ | |
571 | get_asn1, ctrl) | |
572 | ||
573 | #define IMPLEMENT_CFBR(cipher,cprefix,kstruct,ksched,keysize,cbits,iv_len,fl) \ | |
574 | BLOCK_CIPHER_func_cfb(cipher##_##keysize,cprefix,cbits,kstruct,ksched) \ | |
575 | BLOCK_CIPHER_def_cfb(cipher##_##keysize,kstruct, \ | |
576 | NID_##cipher##_##keysize, keysize/8, iv_len, cbits, \ | |
577 | (fl)|EVP_CIPH_FLAG_DEFAULT_ASN1, \ | |
578 | cipher##_init_key, NULL, NULL, NULL, NULL) | |
579 | ||
924663c3 JZ |
580 | typedef struct { |
581 | unsigned char iv[EVP_MAX_IV_LENGTH]; | |
582 | unsigned int iv_len; | |
583 | unsigned int tag_len; | |
584 | } evp_cipher_aead_asn1_params; | |
585 | ||
586 | int evp_cipher_param_to_asn1_ex(EVP_CIPHER_CTX *c, ASN1_TYPE *type, | |
587 | evp_cipher_aead_asn1_params *params); | |
588 | ||
589 | int evp_cipher_asn1_to_param_ex(EVP_CIPHER_CTX *c, ASN1_TYPE *type, | |
590 | evp_cipher_aead_asn1_params *params); | |
591 | ||
64954e2f P |
592 | /* |
593 | * To support transparent execution of operation in backends other | |
594 | * than the "origin" key, we support transparent export/import to | |
595 | * those providers, and maintain a cache of the imported keydata, | |
596 | * so we don't need to redo the export/import every time we perform | |
597 | * the same operation in that same provider. | |
598 | * This requires that the "origin" backend (whether it's a legacy or a | |
599 | * provider "origin") implements exports, and that the target provider | |
600 | * has an EVP_KEYMGMT that implements import. | |
601 | */ | |
602 | typedef struct { | |
603 | EVP_KEYMGMT *keymgmt; | |
604 | void *keydata; | |
98642df4 | 605 | int selection; |
64954e2f P |
606 | } OP_CACHE_ELEM; |
607 | ||
608 | DEFINE_STACK_OF(OP_CACHE_ELEM) | |
609 | ||
3aeb9348 | 610 | /* |
adc9f731 RL |
611 | * An EVP_PKEY can have the following states: |
612 | * | |
613 | * untyped & empty: | |
614 | * | |
615 | * type == EVP_PKEY_NONE && keymgmt == NULL | |
616 | * | |
617 | * typed & empty: | |
618 | * | |
619 | * (type != EVP_PKEY_NONE && pkey.ptr == NULL) ## legacy (libcrypto only) | |
620 | * || (keymgmt != NULL && keydata == NULL) ## provider side | |
621 | * | |
622 | * fully assigned: | |
623 | * | |
624 | * (type != EVP_PKEY_NONE && pkey.ptr != NULL) ## legacy (libcrypto only) | |
625 | * || (keymgmt != NULL && keydata != NULL) ## provider side | |
626 | * | |
5e5bc836 RL |
627 | * The easiest way to detect a legacy key is: |
628 | * | |
629 | * keymgmt == NULL && type != EVP_PKEY_NONE | |
630 | * | |
631 | * The easiest way to detect a provider side key is: | |
632 | * | |
633 | * keymgmt != NULL | |
3aeb9348 | 634 | */ |
5e5bc836 RL |
635 | #define evp_pkey_is_blank(pk) \ |
636 | ((pk)->type == EVP_PKEY_NONE && (pk)->keymgmt == NULL) | |
637 | #define evp_pkey_is_typed(pk) \ | |
638 | ((pk)->type != EVP_PKEY_NONE || (pk)->keymgmt != NULL) | |
4d4928ed RL |
639 | #ifndef FIPS_MODULE |
640 | # define evp_pkey_is_assigned(pk) \ | |
5e5bc836 | 641 | ((pk)->pkey.ptr != NULL || (pk)->keydata != NULL) |
4d4928ed RL |
642 | #else |
643 | # define evp_pkey_is_assigned(pk) \ | |
644 | ((pk)->keydata != NULL) | |
645 | #endif | |
5e5bc836 RL |
646 | #define evp_pkey_is_legacy(pk) \ |
647 | ((pk)->type != EVP_PKEY_NONE && (pk)->keymgmt == NULL) | |
648 | #define evp_pkey_is_provided(pk) \ | |
649 | ((pk)->keymgmt != NULL) | |
650 | ||
b574c6a9 MC |
651 | union legacy_pkey_st { |
652 | void *ptr; | |
653 | struct rsa_st *rsa; /* RSA */ | |
654 | # ifndef OPENSSL_NO_DSA | |
655 | struct dsa_st *dsa; /* DSA */ | |
656 | # endif | |
657 | # ifndef OPENSSL_NO_DH | |
658 | struct dh_st *dh; /* DH */ | |
659 | # endif | |
660 | # ifndef OPENSSL_NO_EC | |
661 | struct ec_key_st *ec; /* ECC */ | |
4032cd9a | 662 | # ifndef OPENSSL_NO_ECX |
b574c6a9 | 663 | ECX_KEY *ecx; /* X25519, X448, Ed25519, Ed448 */ |
4032cd9a | 664 | # endif |
eba0e11c | 665 | # endif |
b574c6a9 MC |
666 | }; |
667 | ||
3aeb9348 | 668 | struct evp_pkey_st { |
a94a3e0d | 669 | /* == Legacy attributes == */ |
3aeb9348 DSH |
670 | int type; |
671 | int save_type; | |
3c6ed955 | 672 | |
f844f9eb | 673 | # ifndef FIPS_MODULE |
3c6ed955 RL |
674 | /* |
675 | * Legacy key "origin" is composed of a pointer to an EVP_PKEY_ASN1_METHOD, | |
676 | * a pointer to a low level key and possibly a pointer to an engine. | |
677 | */ | |
3aeb9348 DSH |
678 | const EVP_PKEY_ASN1_METHOD *ameth; |
679 | ENGINE *engine; | |
d19b01ad | 680 | ENGINE *pmeth_engine; /* If not NULL public key ENGINE to use */ |
b574c6a9 MC |
681 | |
682 | /* Union to store the reference to an origin legacy key */ | |
683 | union legacy_pkey_st pkey; | |
684 | ||
685 | /* Union to store the reference to a non-origin legacy key */ | |
686 | union legacy_pkey_st legacy_cache_pkey; | |
adc9f731 | 687 | # endif |
a94a3e0d RL |
688 | |
689 | /* == Common attributes == */ | |
690 | CRYPTO_REF_COUNT references; | |
03273d61 | 691 | CRYPTO_RWLOCK *lock; |
b247113c | 692 | #ifndef FIPS_MODULE |
a94a3e0d RL |
693 | STACK_OF(X509_ATTRIBUTE) *attributes; /* [ 0 ] */ |
694 | int save_parameters; | |
0588778f | 695 | unsigned int foreign:1; /* the low-level key is using an engine or an app-method */ |
ff1f7cde AT |
696 | CRYPTO_EX_DATA ex_data; |
697 | #endif | |
a94a3e0d RL |
698 | |
699 | /* == Provider attributes == */ | |
3c6ed955 RL |
700 | |
701 | /* | |
702 | * Provider keydata "origin" is composed of a pointer to an EVP_KEYMGMT | |
703 | * and a pointer to the provider side key data. This is never used at | |
704 | * the same time as the legacy key data above. | |
705 | */ | |
706 | EVP_KEYMGMT *keymgmt; | |
707 | void *keydata; | |
708 | /* | |
709 | * If any libcrypto code does anything that may modify the keydata | |
710 | * contents, this dirty counter must be incremented. | |
711 | */ | |
712 | size_t dirty_cnt; | |
713 | ||
a94a3e0d | 714 | /* |
3c6ed955 RL |
715 | * To support transparent execution of operation in backends other |
716 | * than the "origin" key, we support transparent export/import to | |
717 | * those providers, and maintain a cache of the imported keydata, | |
718 | * so we don't need to redo the export/import every time we perform | |
719 | * the same operation in that same provider. | |
a94a3e0d | 720 | */ |
64954e2f P |
721 | STACK_OF(OP_CACHE_ELEM) *operation_cache; |
722 | ||
70a1f7b4 | 723 | /* |
3c6ed955 RL |
724 | * We keep a copy of that "origin"'s dirty count, so we know if the |
725 | * operation cache needs flushing. | |
70a1f7b4 RL |
726 | */ |
727 | size_t dirty_cnt_copy; | |
6508e858 | 728 | |
b305452f | 729 | /* Cache of key object information */ |
6508e858 RL |
730 | struct { |
731 | int bits; | |
732 | int security_bits; | |
8bdb1228 | 733 | int security_category; |
6508e858 RL |
734 | int size; |
735 | } cache; | |
787e1dd9 | 736 | }; /* EVP_PKEY */ |
7b9f8f7f | 737 | |
b96e10b9 RL |
738 | /* The EVP_PKEY_OP_TYPE_ macros are found in include/openssl/evp.h */ |
739 | ||
787e1dd9 | 740 | # define EVP_PKEY_CTX_IS_SIGNATURE_OP(ctx) \ |
b96e10b9 | 741 | (((ctx)->operation & EVP_PKEY_OP_TYPE_SIG) != 0) |
864b89ce | 742 | |
787e1dd9 | 743 | # define EVP_PKEY_CTX_IS_DERIVE_OP(ctx) \ |
b96e10b9 | 744 | (((ctx)->operation & EVP_PKEY_OP_TYPE_DERIVE) != 0) |
7b9f8f7f | 745 | |
787e1dd9 | 746 | # define EVP_PKEY_CTX_IS_ASYM_CIPHER_OP(ctx) \ |
b96e10b9 | 747 | (((ctx)->operation & EVP_PKEY_OP_TYPE_CRYPT) != 0) |
2c938e2e | 748 | |
787e1dd9 | 749 | # define EVP_PKEY_CTX_IS_GEN_OP(ctx) \ |
b96e10b9 | 750 | (((ctx)->operation & EVP_PKEY_OP_TYPE_GEN) != 0) |
62924755 | 751 | |
787e1dd9 | 752 | # define EVP_PKEY_CTX_IS_FROMDATA_OP(ctx) \ |
b96e10b9 | 753 | (((ctx)->operation & EVP_PKEY_OP_TYPE_DATA) != 0) |
9a1c4e41 | 754 | |
787e1dd9 | 755 | # define EVP_PKEY_CTX_IS_KEM_OP(ctx) \ |
b96e10b9 | 756 | (((ctx)->operation & EVP_PKEY_OP_TYPE_KEM) != 0) |
80f4fd18 | 757 | |
d46e010c DB |
758 | struct evp_skey_st { |
759 | /* == Common attributes == */ | |
760 | CRYPTO_REF_COUNT references; | |
761 | CRYPTO_RWLOCK *lock; | |
762 | ||
763 | void *keydata; /* Alg-specific key data */ | |
764 | EVP_SKEYMGMT *skeymgmt; /* Import, export, manage */ | |
765 | }; /* EVP_SKEY */ | |
766 | ||
b3599dbb MC |
767 | void openssl_add_all_ciphers_int(void); |
768 | void openssl_add_all_digests_int(void); | |
769 | void evp_cleanup_int(void); | |
0822e89a | 770 | void evp_app_cleanup_int(void); |
b4250010 | 771 | void *evp_pkey_export_to_provider(EVP_PKEY *pk, OSSL_LIB_CTX *libctx, |
3c6ed955 RL |
772 | EVP_KEYMGMT **keymgmt, |
773 | const char *propquery); | |
f844f9eb | 774 | #ifndef FIPS_MODULE |
4ce1025a | 775 | int evp_pkey_copy_downgraded(EVP_PKEY **dest, const EVP_PKEY *src); |
b574c6a9 | 776 | void *evp_pkey_get_legacy(EVP_PKEY *pk); |
62924755 | 777 | void evp_pkey_free_legacy(EVP_PKEY *x); |
4f0831b8 TM |
778 | EVP_PKEY *evp_pkcs82pkey_legacy(const PKCS8_PRIV_KEY_INFO *p8inf, |
779 | OSSL_LIB_CTX *libctx, const char *propq); | |
62924755 | 780 | #endif |
9d6fcd42 | 781 | |
68552cde RL |
782 | /* |
783 | * KEYMGMT utility functions | |
784 | */ | |
af836c22 RL |
785 | |
786 | /* | |
787 | * Key import structure and helper function, to be used as an export callback | |
788 | */ | |
789 | struct evp_keymgmt_util_try_import_data_st { | |
790 | EVP_KEYMGMT *keymgmt; | |
791 | void *keydata; | |
792 | ||
793 | int selection; | |
794 | }; | |
795 | int evp_keymgmt_util_try_import(const OSSL_PARAM params[], void *arg); | |
796 | int evp_keymgmt_util_assign_pkey(EVP_PKEY *pkey, EVP_KEYMGMT *keymgmt, | |
797 | void *keydata); | |
798 | EVP_PKEY *evp_keymgmt_util_make_pkey(EVP_KEYMGMT *keymgmt, void *keydata); | |
799 | ||
655f73ce RL |
800 | int evp_keymgmt_util_export(const EVP_PKEY *pk, int selection, |
801 | OSSL_CALLBACK *export_cb, void *export_cbarg); | |
98642df4 SS |
802 | void *evp_keymgmt_util_export_to_provider(EVP_PKEY *pk, EVP_KEYMGMT *keymgmt, |
803 | int selection); | |
64954e2f | 804 | OP_CACHE_ELEM *evp_keymgmt_util_find_operation_cache(EVP_PKEY *pk, |
98642df4 SS |
805 | EVP_KEYMGMT *keymgmt, |
806 | int selection); | |
36424806 | 807 | int evp_keymgmt_util_clear_operation_cache(EVP_PKEY *pk); |
98642df4 SS |
808 | int evp_keymgmt_util_cache_keydata(EVP_PKEY *pk, EVP_KEYMGMT *keymgmt, |
809 | void *keydata, int selection); | |
3c6ed955 | 810 | void evp_keymgmt_util_cache_keyinfo(EVP_PKEY *pk); |
68552cde | 811 | void *evp_keymgmt_util_fromdata(EVP_PKEY *target, EVP_KEYMGMT *keymgmt, |
b305452f | 812 | int selection, const OSSL_PARAM params[]); |
157ded39 | 813 | int evp_keymgmt_util_has(EVP_PKEY *pk, int selection); |
1e9101c4 | 814 | int evp_keymgmt_util_match(EVP_PKEY *pk1, EVP_PKEY *pk2, int selection); |
ff3b59e1 | 815 | int evp_keymgmt_util_copy(EVP_PKEY *to, EVP_PKEY *from, int selection); |
62924755 RL |
816 | void *evp_keymgmt_util_gen(EVP_PKEY *target, EVP_KEYMGMT *keymgmt, |
817 | void *genctx, OSSL_CALLBACK *cb, void *cbarg); | |
3b924da0 RL |
818 | int evp_keymgmt_util_get_deflt_digest_name(EVP_KEYMGMT *keymgmt, |
819 | void *keydata, | |
820 | char *mdname, size_t mdname_sz); | |
5246183e RL |
821 | const char *evp_keymgmt_util_query_operation_name(EVP_KEYMGMT *keymgmt, |
822 | int op_id); | |
70a1f7b4 | 823 | |
68552cde RL |
824 | /* |
825 | * KEYMGMT provider interface functions | |
826 | */ | |
b305452f RL |
827 | void *evp_keymgmt_newdata(const EVP_KEYMGMT *keymgmt); |
828 | void evp_keymgmt_freedata(const EVP_KEYMGMT *keymgmt, void *keyddata); | |
829 | int evp_keymgmt_get_params(const EVP_KEYMGMT *keymgmt, | |
830 | void *keydata, OSSL_PARAM params[]); | |
4fe54d67 NT |
831 | int evp_keymgmt_set_params(const EVP_KEYMGMT *keymgmt, |
832 | void *keydata, const OSSL_PARAM params[]); | |
1be63b3e P |
833 | void *evp_keymgmt_gen_init(const EVP_KEYMGMT *keymgmt, int selection, |
834 | const OSSL_PARAM params[]); | |
1a5632e0 | 835 | int evp_keymgmt_gen_set_template(const EVP_KEYMGMT *keymgmt, void *genctx, |
420a0874 | 836 | void *templ); |
1a5632e0 RL |
837 | int evp_keymgmt_gen_set_params(const EVP_KEYMGMT *keymgmt, void *genctx, |
838 | const OSSL_PARAM params[]); | |
d9346c59 | 839 | int evp_keymgmt_gen_get_params(const EVP_KEYMGMT *keymgmt, |
840 | void *genctx, OSSL_PARAM params[]); | |
1a5632e0 RL |
841 | void *evp_keymgmt_gen(const EVP_KEYMGMT *keymgmt, void *genctx, |
842 | OSSL_CALLBACK *cb, void *cbarg); | |
843 | void evp_keymgmt_gen_cleanup(const EVP_KEYMGMT *keymgmt, void *genctx); | |
b305452f | 844 | |
f616ad4b | 845 | int evp_keymgmt_has_load(const EVP_KEYMGMT *keymgmt); |
5dacb38c RL |
846 | void *evp_keymgmt_load(const EVP_KEYMGMT *keymgmt, |
847 | const void *objref, size_t objref_sz); | |
848 | ||
b305452f RL |
849 | int evp_keymgmt_has(const EVP_KEYMGMT *keymgmt, void *keyddata, int selection); |
850 | int evp_keymgmt_validate(const EVP_KEYMGMT *keymgmt, void *keydata, | |
899e2564 | 851 | int selection, int checktype); |
bee5d6cd RL |
852 | int evp_keymgmt_match(const EVP_KEYMGMT *keymgmt, |
853 | const void *keydata1, const void *keydata2, | |
854 | int selection); | |
b305452f RL |
855 | |
856 | int evp_keymgmt_import(const EVP_KEYMGMT *keymgmt, void *keydata, | |
857 | int selection, const OSSL_PARAM params[]); | |
858 | const OSSL_PARAM *evp_keymgmt_import_types(const EVP_KEYMGMT *keymgmt, | |
859 | int selection); | |
860 | int evp_keymgmt_export(const EVP_KEYMGMT *keymgmt, void *keydata, | |
861 | int selection, OSSL_CALLBACK *param_cb, void *cbarg); | |
862 | const OSSL_PARAM *evp_keymgmt_export_types(const EVP_KEYMGMT *keymgmt, | |
863 | int selection); | |
4a9fe33c | 864 | void *evp_keymgmt_dup(const EVP_KEYMGMT *keymgmt, |
b4f447c0 | 865 | const void *keydata_from, int selection); |
4cfcc7e1 TM |
866 | EVP_KEYMGMT *evp_keymgmt_fetch_from_prov(OSSL_PROVIDER *prov, |
867 | const char *name, | |
868 | const char *properties); | |
12603de6 | 869 | |
d46e010c DB |
870 | /* |
871 | * SKEYMGMT provider interface functions | |
872 | */ | |
873 | void evp_skeymgmt_freedata(const EVP_SKEYMGMT *keymgmt, void *keyddata); | |
874 | void *evp_skeymgmt_import(const EVP_SKEYMGMT *skeymgmt, int selection, const OSSL_PARAM params[]); | |
875 | int evp_skeymgmt_export(const EVP_SKEYMGMT *skeymgmt, void *keydata, | |
876 | int selection, OSSL_CALLBACK *param_cb, void *cbarg); | |
877 | void *evp_skeymgmt_generate(const EVP_SKEYMGMT *skeymgmt, const OSSL_PARAM params[]); | |
787a083d SS |
878 | EVP_SKEYMGMT *evp_skeymgmt_fetch_from_prov(OSSL_PROVIDER *prov, |
879 | const char *name, | |
880 | const char *properties); | |
881 | ||
46f4e1be | 882 | /* Pulling defines out of C source files */ |
9d6fcd42 | 883 | |
80ce21fe F |
884 | # define EVP_RC4_KEY_SIZE 16 |
885 | # ifndef TLS1_1_VERSION | |
886 | # define TLS1_1_VERSION 0x0302 | |
887 | # endif | |
c0804614 MC |
888 | |
889 | void evp_encode_ctx_set_flags(EVP_ENCODE_CTX *ctx, unsigned int flags); | |
890 | ||
891 | /* EVP_ENCODE_CTX flags */ | |
3fd59700 MC |
892 | /* Don't generate new lines when encoding */ |
893 | #define EVP_ENCODE_CTX_NO_NEWLINES 1 | |
894 | /* Use the SRP base64 alphabet instead of the standard one */ | |
895 | #define EVP_ENCODE_CTX_USE_SRP_ALPHABET 2 | |
7606bed9 | 896 | |
b4250010 DMSP |
897 | const EVP_CIPHER *evp_get_cipherbyname_ex(OSSL_LIB_CTX *libctx, |
898 | const char *name); | |
899 | const EVP_MD *evp_get_digestbyname_ex(OSSL_LIB_CTX *libctx, | |
900 | const char *name); | |
e683582b | 901 | |
4e17fb00 SL |
902 | int ossl_pkcs5_pbkdf2_hmac_ex(const char *pass, int passlen, |
903 | const unsigned char *salt, int saltlen, int iter, | |
904 | const EVP_MD *digest, int keylen, | |
905 | unsigned char *out, | |
906 | OSSL_LIB_CTX *libctx, const char *propq); | |
5ccada09 | 907 | |
80ce21fe | 908 | # ifndef FIPS_MODULE |
4fe54d67 NT |
909 | /* |
910 | * Internal helpers for stricter EVP_PKEY_CTX_{set,get}_params(). | |
911 | * | |
912 | * Return 1 on success, 0 or negative for errors. | |
913 | * | |
914 | * In particular they return -2 if any of the params is not supported. | |
915 | * | |
f844f9eb | 916 | * They are not available in FIPS_MODULE as they depend on |
4fe54d67 NT |
917 | * - EVP_PKEY_CTX_{get,set}_params() |
918 | * - EVP_PKEY_CTX_{gettable,settable}_params() | |
919 | * | |
920 | */ | |
921 | int evp_pkey_ctx_set_params_strict(EVP_PKEY_CTX *ctx, OSSL_PARAM *params); | |
922 | int evp_pkey_ctx_get_params_strict(EVP_PKEY_CTX *ctx, OSSL_PARAM *params); | |
472a88b7 | 923 | |
d8652be0 | 924 | EVP_MD_CTX *evp_md_ctx_new_ex(EVP_PKEY *pkey, const ASN1_OCTET_STRING *id, |
b4250010 | 925 | OSSL_LIB_CTX *libctx, const char *propq); |
50914496 | 926 | int evp_pkey_name2type(const char *name); |
977e95b9 | 927 | const char *evp_pkey_type2name(int type); |
86df26b3 | 928 | |
86df26b3 | 929 | int evp_pkey_ctx_use_cached_data(EVP_PKEY_CTX *ctx); |
80ce21fe F |
930 | # endif /* !defined(FIPS_MODULE) */ |
931 | ||
60640d79 | 932 | int evp_method_store_cache_flush(OSSL_LIB_CTX *libctx); |
2e4d0677 | 933 | int evp_method_store_remove_all_provided(const OSSL_PROVIDER *prov); |
60640d79 | 934 | |
589fbc18 MC |
935 | int evp_default_properties_enable_fips_int(OSSL_LIB_CTX *libctx, int enable, |
936 | int loadconfig); | |
b4250010 | 937 | int evp_set_default_properties_int(OSSL_LIB_CTX *libctx, const char *propq, |
447588b6 MC |
938 | int loadconfig, int mirrored); |
939 | char *evp_get_global_properties_str(OSSL_LIB_CTX *libctx, int loadconfig); | |
3101ab60 | 940 | |
c0b7dac6 | 941 | void evp_md_ctx_clear_digest(EVP_MD_CTX *ctx, int force, int keep_digest); |
fe5c5cb8 TM |
942 | /* just free the algctx if set, returns 0 on inconsistent state of ctx */ |
943 | int evp_md_ctx_free_algctx(EVP_MD_CTX *ctx); | |
80ce21fe | 944 | |
e19246dc RL |
945 | /* Three possible states: */ |
946 | # define EVP_PKEY_STATE_UNKNOWN 0 | |
947 | # define EVP_PKEY_STATE_LEGACY 1 | |
948 | # define EVP_PKEY_STATE_PROVIDER 2 | |
949 | int evp_pkey_ctx_state(const EVP_PKEY_CTX *ctx); | |
950 | ||
9a1c4e41 RL |
951 | /* These two must ONLY be called for provider side operations */ |
952 | int evp_pkey_ctx_ctrl_to_param(EVP_PKEY_CTX *ctx, | |
953 | int keytype, int optype, | |
954 | int cmd, int p1, void *p2); | |
955 | int evp_pkey_ctx_ctrl_str_to_param(EVP_PKEY_CTX *ctx, | |
956 | const char *name, const char *value); | |
957 | ||
958 | /* These two must ONLY be called for legacy operations */ | |
56784203 | 959 | int evp_pkey_ctx_set_params_to_ctrl(EVP_PKEY_CTX *ctx, const OSSL_PARAM *params); |
9a1c4e41 RL |
960 | int evp_pkey_ctx_get_params_to_ctrl(EVP_PKEY_CTX *ctx, OSSL_PARAM *params); |
961 | ||
962 | /* This must ONLY be called for legacy EVP_PKEYs */ | |
963 | int evp_pkey_get_params_to_ctrl(const EVP_PKEY *pkey, OSSL_PARAM *params); | |
964 | ||
7bc0fdd3 MC |
965 | /* Same as the public get0 functions but are not const */ |
966 | # ifndef OPENSSL_NO_DEPRECATED_3_0 | |
967 | DH *evp_pkey_get0_DH_int(const EVP_PKEY *pkey); | |
968 | EC_KEY *evp_pkey_get0_EC_KEY_int(const EVP_PKEY *pkey); | |
969 | RSA *evp_pkey_get0_RSA_int(const EVP_PKEY *pkey); | |
970 | # endif | |
971 | ||
f2e3584d P |
972 | /* Get internal identification number routines */ |
973 | int evp_asym_cipher_get_number(const EVP_ASYM_CIPHER *cipher); | |
974 | int evp_cipher_get_number(const EVP_CIPHER *cipher); | |
975 | int evp_kdf_get_number(const EVP_KDF *kdf); | |
976 | int evp_kem_get_number(const EVP_KEM *wrap); | |
977 | int evp_keyexch_get_number(const EVP_KEYEXCH *keyexch); | |
978 | int evp_keymgmt_get_number(const EVP_KEYMGMT *keymgmt); | |
8aa3781b | 979 | int evp_keymgmt_get_legacy_alg(const EVP_KEYMGMT *keymgmt); |
f2e3584d P |
980 | int evp_mac_get_number(const EVP_MAC *mac); |
981 | int evp_md_get_number(const EVP_MD *md); | |
982 | int evp_rand_get_number(const EVP_RAND *rand); | |
7998e7dc MSP |
983 | int evp_rand_can_seed(EVP_RAND_CTX *ctx); |
984 | size_t evp_rand_get_seed(EVP_RAND_CTX *ctx, | |
985 | unsigned char **buffer, | |
986 | int entropy, size_t min_len, size_t max_len, | |
987 | int prediction_resistance, | |
988 | const unsigned char *adin, size_t adin_len); | |
989 | void evp_rand_clear_seed(EVP_RAND_CTX *ctx, | |
990 | unsigned char *buffer, size_t b_len); | |
f2e3584d P |
991 | int evp_signature_get_number(const EVP_SIGNATURE *signature); |
992 | ||
36b91a19 DDO |
993 | int evp_pkey_decrypt_alloc(EVP_PKEY_CTX *ctx, unsigned char **outp, |
994 | size_t *outlenp, size_t expected_outlen, | |
995 | const unsigned char *in, size_t inlen); | |
996 | ||
fe79159b DB |
997 | int ossl_md2hmacnid(int mdnid); |
998 | int ossl_hmac2mdnid(int hmac_nid); | |
999 | ||
80ce21fe | 1000 | #endif /* OSSL_CRYPTO_EVP_H */ |