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[thirdparty/openssl.git] / include / openssl / evp.h
1 /*
2 * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved.
3 *
4 * Licensed under the Apache License 2.0 (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
8 */
9
10 #ifndef OPENSSL_EVP_H
11 # define OPENSSL_EVP_H
12 # pragma once
13
14 # include <openssl/macros.h>
15 # ifndef OPENSSL_NO_DEPRECATED_3_0
16 # define HEADER_ENVELOPE_H
17 # endif
18
19 # include <stdarg.h>
20
21 # include <openssl/opensslconf.h>
22 # include <openssl/types.h>
23 # include <openssl/core.h>
24 # include <openssl/symhacks.h>
25 # include <openssl/bio.h>
26 # include <openssl/evperr.h>
27 # include <openssl/params.h>
28
29 # define EVP_MAX_MD_SIZE 64/* longest known is SHA512 */
30 # define EVP_MAX_KEY_LENGTH 64
31 # define EVP_MAX_IV_LENGTH 16
32 # define EVP_MAX_BLOCK_LENGTH 32
33
34 # define PKCS5_SALT_LEN 8
35 /* Default PKCS#5 iteration count */
36 # define PKCS5_DEFAULT_ITER 2048
37
38 # include <openssl/objects.h>
39
40 # define EVP_PK_RSA 0x0001
41 # define EVP_PK_DSA 0x0002
42 # define EVP_PK_DH 0x0004
43 # define EVP_PK_EC 0x0008
44 # define EVP_PKT_SIGN 0x0010
45 # define EVP_PKT_ENC 0x0020
46 # define EVP_PKT_EXCH 0x0040
47 # define EVP_PKS_RSA 0x0100
48 # define EVP_PKS_DSA 0x0200
49 # define EVP_PKS_EC 0x0400
50
51 # define EVP_PKEY_NONE NID_undef
52 # define EVP_PKEY_RSA NID_rsaEncryption
53 # define EVP_PKEY_RSA2 NID_rsa
54 # define EVP_PKEY_RSA_PSS NID_rsassaPss
55 # define EVP_PKEY_DSA NID_dsa
56 # define EVP_PKEY_DSA1 NID_dsa_2
57 # define EVP_PKEY_DSA2 NID_dsaWithSHA
58 # define EVP_PKEY_DSA3 NID_dsaWithSHA1
59 # define EVP_PKEY_DSA4 NID_dsaWithSHA1_2
60 # define EVP_PKEY_DH NID_dhKeyAgreement
61 # define EVP_PKEY_DHX NID_dhpublicnumber
62 # define EVP_PKEY_EC NID_X9_62_id_ecPublicKey
63 # define EVP_PKEY_SM2 NID_sm2
64 # define EVP_PKEY_HMAC NID_hmac
65 # define EVP_PKEY_CMAC NID_cmac
66 # define EVP_PKEY_SCRYPT NID_id_scrypt
67 # define EVP_PKEY_TLS1_PRF NID_tls1_prf
68 # define EVP_PKEY_HKDF NID_hkdf
69 # define EVP_PKEY_POLY1305 NID_poly1305
70 # define EVP_PKEY_SIPHASH NID_siphash
71 # define EVP_PKEY_X25519 NID_X25519
72 # define EVP_PKEY_ED25519 NID_ED25519
73 # define EVP_PKEY_X448 NID_X448
74 # define EVP_PKEY_ED448 NID_ED448
75 /* Special indicator that the object is uniquely provider side */
76 # define EVP_PKEY_KEYMGMT -1
77
78 /* Easy to use macros for EVP_PKEY related selections */
79 # define EVP_PKEY_KEY_PARAMETERS \
80 ( OSSL_KEYMGMT_SELECT_ALL_PARAMETERS )
81 # define EVP_PKEY_PUBLIC_KEY \
82 ( EVP_PKEY_KEY_PARAMETERS | OSSL_KEYMGMT_SELECT_PUBLIC_KEY )
83 # define EVP_PKEY_KEYPAIR \
84 ( EVP_PKEY_PUBLIC_KEY | OSSL_KEYMGMT_SELECT_PRIVATE_KEY )
85
86 #ifdef __cplusplus
87 extern "C" {
88 #endif
89
90 int EVP_set_default_properties(OSSL_LIB_CTX *libctx, const char *propq);
91 int EVP_default_properties_is_fips_enabled(OSSL_LIB_CTX *libctx);
92 int EVP_default_properties_enable_fips(OSSL_LIB_CTX *libctx, int enable);
93
94 # define EVP_PKEY_MO_SIGN 0x0001
95 # define EVP_PKEY_MO_VERIFY 0x0002
96 # define EVP_PKEY_MO_ENCRYPT 0x0004
97 # define EVP_PKEY_MO_DECRYPT 0x0008
98
99 # ifndef EVP_MD
100 # ifndef OPENSSL_NO_DEPRECATED_3_0
101 OSSL_DEPRECATEDIN_3_0 EVP_MD *EVP_MD_meth_new(int md_type, int pkey_type);
102 OSSL_DEPRECATEDIN_3_0 EVP_MD *EVP_MD_meth_dup(const EVP_MD *md);
103 OSSL_DEPRECATEDIN_3_0 void EVP_MD_meth_free(EVP_MD *md);
104 OSSL_DEPRECATEDIN_3_0
105 int EVP_MD_meth_set_input_blocksize(EVP_MD *md, int blocksize);
106 OSSL_DEPRECATEDIN_3_0
107 int EVP_MD_meth_set_result_size(EVP_MD *md, int resultsize);
108 OSSL_DEPRECATEDIN_3_0
109 int EVP_MD_meth_set_app_datasize(EVP_MD *md, int datasize);
110 OSSL_DEPRECATEDIN_3_0
111 int EVP_MD_meth_set_flags(EVP_MD *md, unsigned long flags);
112 OSSL_DEPRECATEDIN_3_0
113 int EVP_MD_meth_set_init(EVP_MD *md, int (*init)(EVP_MD_CTX *ctx));
114 OSSL_DEPRECATEDIN_3_0
115 int EVP_MD_meth_set_update(EVP_MD *md, int (*update)(EVP_MD_CTX *ctx,
116 const void *data,
117 size_t count));
118 OSSL_DEPRECATEDIN_3_0
119 int EVP_MD_meth_set_final(EVP_MD *md, int (*final)(EVP_MD_CTX *ctx,
120 unsigned char *md));
121 OSSL_DEPRECATEDIN_3_0
122 int EVP_MD_meth_set_copy(EVP_MD *md, int (*copy)(EVP_MD_CTX *to,
123 const EVP_MD_CTX *from));
124 OSSL_DEPRECATEDIN_3_0
125 int EVP_MD_meth_set_cleanup(EVP_MD *md, int (*cleanup)(EVP_MD_CTX *ctx));
126 OSSL_DEPRECATEDIN_3_0
127 int EVP_MD_meth_set_ctrl(EVP_MD *md, int (*ctrl)(EVP_MD_CTX *ctx, int cmd,
128 int p1, void *p2));
129 OSSL_DEPRECATEDIN_3_0 int EVP_MD_meth_get_input_blocksize(const EVP_MD *md);
130 OSSL_DEPRECATEDIN_3_0 int EVP_MD_meth_get_result_size(const EVP_MD *md);
131 OSSL_DEPRECATEDIN_3_0 int EVP_MD_meth_get_app_datasize(const EVP_MD *md);
132 OSSL_DEPRECATEDIN_3_0 unsigned long EVP_MD_meth_get_flags(const EVP_MD *md);
133 OSSL_DEPRECATEDIN_3_0
134 int (*EVP_MD_meth_get_init(const EVP_MD *md))(EVP_MD_CTX *ctx);
135 OSSL_DEPRECATEDIN_3_0
136 int (*EVP_MD_meth_get_update(const EVP_MD *md))(EVP_MD_CTX *ctx,
137 const void *data, size_t count);
138 OSSL_DEPRECATEDIN_3_0
139 int (*EVP_MD_meth_get_final(const EVP_MD *md))(EVP_MD_CTX *ctx,
140 unsigned char *md);
141 OSSL_DEPRECATEDIN_3_0
142 int (*EVP_MD_meth_get_copy(const EVP_MD *md))(EVP_MD_CTX *to,
143 const EVP_MD_CTX *from);
144 OSSL_DEPRECATEDIN_3_0
145 int (*EVP_MD_meth_get_cleanup(const EVP_MD *md))(EVP_MD_CTX *ctx);
146 OSSL_DEPRECATEDIN_3_0
147 int (*EVP_MD_meth_get_ctrl(const EVP_MD *md))(EVP_MD_CTX *ctx, int cmd,
148 int p1, void *p2);
149 # endif
150 /* digest can only handle a single block */
151 # define EVP_MD_FLAG_ONESHOT 0x0001
152
153 /* digest is extensible-output function, XOF */
154 # define EVP_MD_FLAG_XOF 0x0002
155
156 /* DigestAlgorithmIdentifier flags... */
157
158 # define EVP_MD_FLAG_DIGALGID_MASK 0x0018
159
160 /* NULL or absent parameter accepted. Use NULL */
161
162 # define EVP_MD_FLAG_DIGALGID_NULL 0x0000
163
164 /* NULL or absent parameter accepted. Use NULL for PKCS#1 otherwise absent */
165
166 # define EVP_MD_FLAG_DIGALGID_ABSENT 0x0008
167
168 /* Custom handling via ctrl */
169
170 # define EVP_MD_FLAG_DIGALGID_CUSTOM 0x0018
171
172 /* Note if suitable for use in FIPS mode */
173 # define EVP_MD_FLAG_FIPS 0x0400
174
175 /* Digest ctrls */
176
177 # define EVP_MD_CTRL_DIGALGID 0x1
178 # define EVP_MD_CTRL_MICALG 0x2
179 # define EVP_MD_CTRL_XOF_LEN 0x3
180 # define EVP_MD_CTRL_TLSTREE 0x4
181
182 /* Minimum Algorithm specific ctrl value */
183
184 # define EVP_MD_CTRL_ALG_CTRL 0x1000
185
186 # endif /* !EVP_MD */
187
188 /* values for EVP_MD_CTX flags */
189
190 # define EVP_MD_CTX_FLAG_ONESHOT 0x0001/* digest update will be
191 * called once only */
192 # define EVP_MD_CTX_FLAG_CLEANED 0x0002/* context has already been
193 * cleaned */
194 # define EVP_MD_CTX_FLAG_REUSE 0x0004/* Don't free up ctx->md_data
195 * in EVP_MD_CTX_reset */
196 /*
197 * FIPS and pad options are ignored in 1.0.0, definitions are here so we
198 * don't accidentally reuse the values for other purposes.
199 */
200
201 # define EVP_MD_CTX_FLAG_NON_FIPS_ALLOW 0x0008/* Allow use of non FIPS
202 * digest in FIPS mode */
203
204 /*
205 * The following PAD options are also currently ignored in 1.0.0, digest
206 * parameters are handled through EVP_DigestSign*() and EVP_DigestVerify*()
207 * instead.
208 */
209 # define EVP_MD_CTX_FLAG_PAD_MASK 0xF0/* RSA mode to use */
210 # define EVP_MD_CTX_FLAG_PAD_PKCS1 0x00/* PKCS#1 v1.5 mode */
211 # define EVP_MD_CTX_FLAG_PAD_X931 0x10/* X9.31 mode */
212 # define EVP_MD_CTX_FLAG_PAD_PSS 0x20/* PSS mode */
213
214 # define EVP_MD_CTX_FLAG_NO_INIT 0x0100/* Don't initialize md_data */
215 /*
216 * Some functions such as EVP_DigestSign only finalise copies of internal
217 * contexts so additional data can be included after the finalisation call.
218 * This is inefficient if this functionality is not required: it is disabled
219 * if the following flag is set.
220 */
221 # define EVP_MD_CTX_FLAG_FINALISE 0x0200
222 /* NOTE: 0x0400 is reserved for internal usage */
223 # ifndef OPENSSL_NO_DEPRECATED_3_0
224 OSSL_DEPRECATEDIN_3_0
225 EVP_CIPHER *EVP_CIPHER_meth_new(int cipher_type, int block_size, int key_len);
226 OSSL_DEPRECATEDIN_3_0
227 EVP_CIPHER *EVP_CIPHER_meth_dup(const EVP_CIPHER *cipher);
228 OSSL_DEPRECATEDIN_3_0
229 void EVP_CIPHER_meth_free(EVP_CIPHER *cipher);
230 OSSL_DEPRECATEDIN_3_0
231 int EVP_CIPHER_meth_set_iv_length(EVP_CIPHER *cipher, int iv_len);
232 OSSL_DEPRECATEDIN_3_0
233 int EVP_CIPHER_meth_set_flags(EVP_CIPHER *cipher, unsigned long flags);
234 OSSL_DEPRECATEDIN_3_0
235 int EVP_CIPHER_meth_set_impl_ctx_size(EVP_CIPHER *cipher, int ctx_size);
236 OSSL_DEPRECATEDIN_3_0
237 int EVP_CIPHER_meth_set_init(EVP_CIPHER *cipher,
238 int (*init) (EVP_CIPHER_CTX *ctx,
239 const unsigned char *key,
240 const unsigned char *iv,
241 int enc));
242 OSSL_DEPRECATEDIN_3_0
243 int EVP_CIPHER_meth_set_do_cipher(EVP_CIPHER *cipher,
244 int (*do_cipher) (EVP_CIPHER_CTX *ctx,
245 unsigned char *out,
246 const unsigned char *in,
247 size_t inl));
248 OSSL_DEPRECATEDIN_3_0
249 int EVP_CIPHER_meth_set_cleanup(EVP_CIPHER *cipher,
250 int (*cleanup) (EVP_CIPHER_CTX *));
251 OSSL_DEPRECATEDIN_3_0
252 int EVP_CIPHER_meth_set_set_asn1_params(EVP_CIPHER *cipher,
253 int (*set_asn1_parameters) (EVP_CIPHER_CTX *,
254 ASN1_TYPE *));
255 OSSL_DEPRECATEDIN_3_0
256 int EVP_CIPHER_meth_set_get_asn1_params(EVP_CIPHER *cipher,
257 int (*get_asn1_parameters) (EVP_CIPHER_CTX *,
258 ASN1_TYPE *));
259 OSSL_DEPRECATEDIN_3_0
260 int EVP_CIPHER_meth_set_ctrl(EVP_CIPHER *cipher,
261 int (*ctrl) (EVP_CIPHER_CTX *, int type,
262 int arg, void *ptr));
263 OSSL_DEPRECATEDIN_3_0 int
264 (*EVP_CIPHER_meth_get_init(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *ctx,
265 const unsigned char *key,
266 const unsigned char *iv,
267 int enc);
268 OSSL_DEPRECATEDIN_3_0 int
269 (*EVP_CIPHER_meth_get_do_cipher(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *ctx,
270 unsigned char *out,
271 const unsigned char *in,
272 size_t inl);
273 OSSL_DEPRECATEDIN_3_0 int
274 (*EVP_CIPHER_meth_get_cleanup(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *);
275 OSSL_DEPRECATEDIN_3_0 int
276 (*EVP_CIPHER_meth_get_set_asn1_params(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *,
277 ASN1_TYPE *);
278 OSSL_DEPRECATEDIN_3_0 int
279 (*EVP_CIPHER_meth_get_get_asn1_params(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *,
280 ASN1_TYPE *);
281 OSSL_DEPRECATEDIN_3_0 int
282 (*EVP_CIPHER_meth_get_ctrl(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *, int type,
283 int arg, void *ptr);
284 # endif
285
286 /* Values for cipher flags */
287
288 /* Modes for ciphers */
289
290 # define EVP_CIPH_STREAM_CIPHER 0x0
291 # define EVP_CIPH_ECB_MODE 0x1
292 # define EVP_CIPH_CBC_MODE 0x2
293 # define EVP_CIPH_CFB_MODE 0x3
294 # define EVP_CIPH_OFB_MODE 0x4
295 # define EVP_CIPH_CTR_MODE 0x5
296 # define EVP_CIPH_GCM_MODE 0x6
297 # define EVP_CIPH_CCM_MODE 0x7
298 # define EVP_CIPH_XTS_MODE 0x10001
299 # define EVP_CIPH_WRAP_MODE 0x10002
300 # define EVP_CIPH_OCB_MODE 0x10003
301 # define EVP_CIPH_SIV_MODE 0x10004
302 # define EVP_CIPH_MODE 0xF0007
303 /* Set if variable length cipher */
304 # define EVP_CIPH_VARIABLE_LENGTH 0x8
305 /* Set if the iv handling should be done by the cipher itself */
306 # define EVP_CIPH_CUSTOM_IV 0x10
307 /* Set if the cipher's init() function should be called if key is NULL */
308 # define EVP_CIPH_ALWAYS_CALL_INIT 0x20
309 /* Call ctrl() to init cipher parameters */
310 # define EVP_CIPH_CTRL_INIT 0x40
311 /* Don't use standard key length function */
312 # define EVP_CIPH_CUSTOM_KEY_LENGTH 0x80
313 /* Don't use standard block padding */
314 # define EVP_CIPH_NO_PADDING 0x100
315 /* cipher handles random key generation */
316 # define EVP_CIPH_RAND_KEY 0x200
317 /* cipher has its own additional copying logic */
318 # define EVP_CIPH_CUSTOM_COPY 0x400
319 /* Don't use standard iv length function */
320 # define EVP_CIPH_CUSTOM_IV_LENGTH 0x800
321 /* Legacy and no longer relevant: Allow use default ASN1 get/set iv */
322 # define EVP_CIPH_FLAG_DEFAULT_ASN1 0
323 /* Free: 0x1000 */
324 /* Buffer length in bits not bytes: CFB1 mode only */
325 # define EVP_CIPH_FLAG_LENGTH_BITS 0x2000
326 /* Deprecated FIPS flag: was 0x4000 */
327 # define EVP_CIPH_FLAG_FIPS 0
328 /* Deprecated FIPS flag: was 0x8000 */
329 # define EVP_CIPH_FLAG_NON_FIPS_ALLOW 0
330
331 /*
332 * Cipher handles any and all padding logic as well as finalisation.
333 */
334 # define EVP_CIPH_FLAG_CTS 0x4000
335 # define EVP_CIPH_FLAG_CUSTOM_CIPHER 0x100000
336 # define EVP_CIPH_FLAG_AEAD_CIPHER 0x200000
337 # define EVP_CIPH_FLAG_TLS1_1_MULTIBLOCK 0x400000
338 /* Cipher can handle pipeline operations */
339 # define EVP_CIPH_FLAG_PIPELINE 0X800000
340 /* For provider implementations that handle ASN1 get/set param themselves */
341 # define EVP_CIPH_FLAG_CUSTOM_ASN1 0x1000000
342 /* For ciphers generating unprotected CMS attributes */
343 # define EVP_CIPH_FLAG_CIPHER_WITH_MAC 0x2000000
344 /* For supplementary wrap cipher support */
345 # define EVP_CIPH_FLAG_GET_WRAP_CIPHER 0x4000000
346 # define EVP_CIPH_FLAG_INVERSE_CIPHER 0x8000000
347
348 /*
349 * Cipher context flag to indicate we can handle wrap mode: if allowed in
350 * older applications it could overflow buffers.
351 */
352
353 # define EVP_CIPHER_CTX_FLAG_WRAP_ALLOW 0x1
354
355 /* ctrl() values */
356
357 # define EVP_CTRL_INIT 0x0
358 # define EVP_CTRL_SET_KEY_LENGTH 0x1
359 # define EVP_CTRL_GET_RC2_KEY_BITS 0x2
360 # define EVP_CTRL_SET_RC2_KEY_BITS 0x3
361 # define EVP_CTRL_GET_RC5_ROUNDS 0x4
362 # define EVP_CTRL_SET_RC5_ROUNDS 0x5
363 # define EVP_CTRL_RAND_KEY 0x6
364 # define EVP_CTRL_PBE_PRF_NID 0x7
365 # define EVP_CTRL_COPY 0x8
366 # define EVP_CTRL_AEAD_SET_IVLEN 0x9
367 # define EVP_CTRL_AEAD_GET_TAG 0x10
368 # define EVP_CTRL_AEAD_SET_TAG 0x11
369 # define EVP_CTRL_AEAD_SET_IV_FIXED 0x12
370 # define EVP_CTRL_GCM_SET_IVLEN EVP_CTRL_AEAD_SET_IVLEN
371 # define EVP_CTRL_GCM_GET_TAG EVP_CTRL_AEAD_GET_TAG
372 # define EVP_CTRL_GCM_SET_TAG EVP_CTRL_AEAD_SET_TAG
373 # define EVP_CTRL_GCM_SET_IV_FIXED EVP_CTRL_AEAD_SET_IV_FIXED
374 # define EVP_CTRL_GCM_IV_GEN 0x13
375 # define EVP_CTRL_CCM_SET_IVLEN EVP_CTRL_AEAD_SET_IVLEN
376 # define EVP_CTRL_CCM_GET_TAG EVP_CTRL_AEAD_GET_TAG
377 # define EVP_CTRL_CCM_SET_TAG EVP_CTRL_AEAD_SET_TAG
378 # define EVP_CTRL_CCM_SET_IV_FIXED EVP_CTRL_AEAD_SET_IV_FIXED
379 # define EVP_CTRL_CCM_SET_L 0x14
380 # define EVP_CTRL_CCM_SET_MSGLEN 0x15
381 /*
382 * AEAD cipher deduces payload length and returns number of bytes required to
383 * store MAC and eventual padding. Subsequent call to EVP_Cipher even
384 * appends/verifies MAC.
385 */
386 # define EVP_CTRL_AEAD_TLS1_AAD 0x16
387 /* Used by composite AEAD ciphers, no-op in GCM, CCM... */
388 # define EVP_CTRL_AEAD_SET_MAC_KEY 0x17
389 /* Set the GCM invocation field, decrypt only */
390 # define EVP_CTRL_GCM_SET_IV_INV 0x18
391
392 # define EVP_CTRL_TLS1_1_MULTIBLOCK_AAD 0x19
393 # define EVP_CTRL_TLS1_1_MULTIBLOCK_ENCRYPT 0x1a
394 # define EVP_CTRL_TLS1_1_MULTIBLOCK_DECRYPT 0x1b
395 # define EVP_CTRL_TLS1_1_MULTIBLOCK_MAX_BUFSIZE 0x1c
396
397 # define EVP_CTRL_SSL3_MASTER_SECRET 0x1d
398
399 /* EVP_CTRL_SET_SBOX takes the char * specifying S-boxes */
400 # define EVP_CTRL_SET_SBOX 0x1e
401 /*
402 * EVP_CTRL_SBOX_USED takes a 'size_t' and 'char *', pointing at a
403 * pre-allocated buffer with specified size
404 */
405 # define EVP_CTRL_SBOX_USED 0x1f
406 /* EVP_CTRL_KEY_MESH takes 'size_t' number of bytes to mesh the key after,
407 * 0 switches meshing off
408 */
409 # define EVP_CTRL_KEY_MESH 0x20
410 /* EVP_CTRL_BLOCK_PADDING_MODE takes the padding mode */
411 # define EVP_CTRL_BLOCK_PADDING_MODE 0x21
412
413 /* Set the output buffers to use for a pipelined operation */
414 # define EVP_CTRL_SET_PIPELINE_OUTPUT_BUFS 0x22
415 /* Set the input buffers to use for a pipelined operation */
416 # define EVP_CTRL_SET_PIPELINE_INPUT_BUFS 0x23
417 /* Set the input buffer lengths to use for a pipelined operation */
418 # define EVP_CTRL_SET_PIPELINE_INPUT_LENS 0x24
419 /* Get the IV length used by the cipher */
420 # define EVP_CTRL_GET_IVLEN 0x25
421 /* 0x26 is unused */
422 /* Tell the cipher it's doing a speed test (SIV disallows multiple ops) */
423 # define EVP_CTRL_SET_SPEED 0x27
424 /* Get the unprotectedAttrs from cipher ctx */
425 # define EVP_CTRL_PROCESS_UNPROTECTED 0x28
426 /* Get the supplementary wrap cipher */
427 #define EVP_CTRL_GET_WRAP_CIPHER 0x29
428 /* TLSTREE key diversification */
429 #define EVP_CTRL_TLSTREE 0x2A
430
431 /* Padding modes */
432 #define EVP_PADDING_PKCS7 1
433 #define EVP_PADDING_ISO7816_4 2
434 #define EVP_PADDING_ANSI923 3
435 #define EVP_PADDING_ISO10126 4
436 #define EVP_PADDING_ZERO 5
437
438 /* RFC 5246 defines additional data to be 13 bytes in length */
439 # define EVP_AEAD_TLS1_AAD_LEN 13
440
441 typedef struct {
442 unsigned char *out;
443 const unsigned char *inp;
444 size_t len;
445 unsigned int interleave;
446 } EVP_CTRL_TLS1_1_MULTIBLOCK_PARAM;
447
448 /* GCM TLS constants */
449 /* Length of fixed part of IV derived from PRF */
450 # define EVP_GCM_TLS_FIXED_IV_LEN 4
451 /* Length of explicit part of IV part of TLS records */
452 # define EVP_GCM_TLS_EXPLICIT_IV_LEN 8
453 /* Length of tag for TLS */
454 # define EVP_GCM_TLS_TAG_LEN 16
455
456 /* CCM TLS constants */
457 /* Length of fixed part of IV derived from PRF */
458 # define EVP_CCM_TLS_FIXED_IV_LEN 4
459 /* Length of explicit part of IV part of TLS records */
460 # define EVP_CCM_TLS_EXPLICIT_IV_LEN 8
461 /* Total length of CCM IV length for TLS */
462 # define EVP_CCM_TLS_IV_LEN 12
463 /* Length of tag for TLS */
464 # define EVP_CCM_TLS_TAG_LEN 16
465 /* Length of CCM8 tag for TLS */
466 # define EVP_CCM8_TLS_TAG_LEN 8
467
468 /* Length of tag for TLS */
469 # define EVP_CHACHAPOLY_TLS_TAG_LEN 16
470
471 typedef struct evp_cipher_info_st {
472 const EVP_CIPHER *cipher;
473 unsigned char iv[EVP_MAX_IV_LENGTH];
474 } EVP_CIPHER_INFO;
475
476
477 /* Password based encryption function */
478 typedef int (EVP_PBE_KEYGEN) (EVP_CIPHER_CTX *ctx, const char *pass,
479 int passlen, ASN1_TYPE *param,
480 const EVP_CIPHER *cipher, const EVP_MD *md,
481 int en_de);
482
483 # ifndef OPENSSL_NO_DEPRECATED_3_0
484 # ifndef OPENSSL_NO_RSA
485 # define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
486 (rsa))
487 # endif
488 # endif
489
490 # ifndef OPENSSL_NO_DSA
491 # define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
492 (dsa))
493 # endif
494
495 # if !defined(OPENSSL_NO_DH) && !defined(OPENSSL_NO_DEPRECATED_3_0)
496 # define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,(dh))
497 # endif
498
499 # ifndef OPENSSL_NO_EC
500 # define EVP_PKEY_assign_EC_KEY(pkey,eckey) EVP_PKEY_assign((pkey),EVP_PKEY_EC,\
501 (eckey))
502 # endif
503 # ifndef OPENSSL_NO_SIPHASH
504 # define EVP_PKEY_assign_SIPHASH(pkey,shkey) EVP_PKEY_assign((pkey),\
505 EVP_PKEY_SIPHASH,(shkey))
506 # endif
507
508 # ifndef OPENSSL_NO_POLY1305
509 # define EVP_PKEY_assign_POLY1305(pkey,polykey) EVP_PKEY_assign((pkey),\
510 EVP_PKEY_POLY1305,(polykey))
511 # endif
512
513 /* Add some extra combinations */
514 # define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
515 # define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
516 # define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
517 # define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
518
519 int EVP_MD_type(const EVP_MD *md);
520 # define EVP_MD_nid(e) EVP_MD_type(e)
521 const char *EVP_MD_name(const EVP_MD *md);
522 int EVP_MD_number(const EVP_MD *md);
523 int EVP_MD_is_a(const EVP_MD *md, const char *name);
524 void EVP_MD_names_do_all(const EVP_MD *md,
525 void (*fn)(const char *name, void *data),
526 void *data);
527 const OSSL_PROVIDER *EVP_MD_provider(const EVP_MD *md);
528 int EVP_MD_pkey_type(const EVP_MD *md);
529 int EVP_MD_size(const EVP_MD *md);
530 int EVP_MD_block_size(const EVP_MD *md);
531 unsigned long EVP_MD_flags(const EVP_MD *md);
532
533 const EVP_MD *EVP_MD_CTX_md(const EVP_MD_CTX *ctx);
534 int (*EVP_MD_CTX_update_fn(EVP_MD_CTX *ctx))(EVP_MD_CTX *ctx,
535 const void *data, size_t count);
536 void EVP_MD_CTX_set_update_fn(EVP_MD_CTX *ctx,
537 int (*update) (EVP_MD_CTX *ctx,
538 const void *data, size_t count));
539 # define EVP_MD_CTX_name(e) EVP_MD_name(EVP_MD_CTX_md(e))
540 # define EVP_MD_CTX_size(e) EVP_MD_size(EVP_MD_CTX_md(e))
541 # define EVP_MD_CTX_block_size(e) EVP_MD_block_size(EVP_MD_CTX_md(e))
542 # define EVP_MD_CTX_type(e) EVP_MD_type(EVP_MD_CTX_md(e))
543 EVP_PKEY_CTX *EVP_MD_CTX_pkey_ctx(const EVP_MD_CTX *ctx);
544 void EVP_MD_CTX_set_pkey_ctx(EVP_MD_CTX *ctx, EVP_PKEY_CTX *pctx);
545 void *EVP_MD_CTX_md_data(const EVP_MD_CTX *ctx);
546
547 int EVP_CIPHER_nid(const EVP_CIPHER *cipher);
548 const char *EVP_CIPHER_name(const EVP_CIPHER *cipher);
549 int EVP_CIPHER_number(const EVP_CIPHER *cipher);
550 int EVP_CIPHER_is_a(const EVP_CIPHER *cipher, const char *name);
551 void EVP_CIPHER_names_do_all(const EVP_CIPHER *cipher,
552 void (*fn)(const char *name, void *data),
553 void *data);
554 const OSSL_PROVIDER *EVP_CIPHER_provider(const EVP_CIPHER *cipher);
555 int EVP_CIPHER_block_size(const EVP_CIPHER *cipher);
556 int EVP_CIPHER_impl_ctx_size(const EVP_CIPHER *cipher);
557 int EVP_CIPHER_key_length(const EVP_CIPHER *cipher);
558 int EVP_CIPHER_iv_length(const EVP_CIPHER *cipher);
559 unsigned long EVP_CIPHER_flags(const EVP_CIPHER *cipher);
560 int EVP_CIPHER_mode(const EVP_CIPHER *cipher);
561 EVP_CIPHER *EVP_CIPHER_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
562 const char *properties);
563 int EVP_CIPHER_up_ref(EVP_CIPHER *cipher);
564 void EVP_CIPHER_free(EVP_CIPHER *cipher);
565
566 const EVP_CIPHER *EVP_CIPHER_CTX_cipher(const EVP_CIPHER_CTX *ctx);
567 int EVP_CIPHER_CTX_encrypting(const EVP_CIPHER_CTX *ctx);
568 int EVP_CIPHER_CTX_nid(const EVP_CIPHER_CTX *ctx);
569 int EVP_CIPHER_CTX_block_size(const EVP_CIPHER_CTX *ctx);
570 int EVP_CIPHER_CTX_key_length(const EVP_CIPHER_CTX *ctx);
571 int EVP_CIPHER_CTX_iv_length(const EVP_CIPHER_CTX *ctx);
572 int EVP_CIPHER_CTX_tag_length(const EVP_CIPHER_CTX *ctx);
573 # ifndef OPENSSL_NO_DEPRECATED_3_0
574 OSSL_DEPRECATEDIN_3_0 const unsigned char *EVP_CIPHER_CTX_iv(const EVP_CIPHER_CTX *ctx);
575 OSSL_DEPRECATEDIN_3_0 const unsigned char *EVP_CIPHER_CTX_original_iv(const EVP_CIPHER_CTX *ctx);
576 OSSL_DEPRECATEDIN_3_0 unsigned char *EVP_CIPHER_CTX_iv_noconst(EVP_CIPHER_CTX *ctx);
577 # endif
578 int EVP_CIPHER_CTX_get_iv_state(EVP_CIPHER_CTX *ctx, void *buf, size_t len);
579 int EVP_CIPHER_CTX_get_iv(EVP_CIPHER_CTX *ctx, void *buf, size_t len);
580 unsigned char *EVP_CIPHER_CTX_buf_noconst(EVP_CIPHER_CTX *ctx);
581 int EVP_CIPHER_CTX_num(const EVP_CIPHER_CTX *ctx);
582 int EVP_CIPHER_CTX_set_num(EVP_CIPHER_CTX *ctx, int num);
583 int EVP_CIPHER_CTX_copy(EVP_CIPHER_CTX *out, const EVP_CIPHER_CTX *in);
584 void *EVP_CIPHER_CTX_get_app_data(const EVP_CIPHER_CTX *ctx);
585 void EVP_CIPHER_CTX_set_app_data(EVP_CIPHER_CTX *ctx, void *data);
586 void *EVP_CIPHER_CTX_get_cipher_data(const EVP_CIPHER_CTX *ctx);
587 void *EVP_CIPHER_CTX_set_cipher_data(EVP_CIPHER_CTX *ctx, void *cipher_data);
588 # define EVP_CIPHER_CTX_name(c) EVP_CIPHER_name(EVP_CIPHER_CTX_cipher(c))
589 # define EVP_CIPHER_CTX_type(c) EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c))
590 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
591 # define EVP_CIPHER_CTX_flags(c) EVP_CIPHER_flags(EVP_CIPHER_CTX_cipher(c))
592 # endif
593 # define EVP_CIPHER_CTX_mode(c) EVP_CIPHER_mode(EVP_CIPHER_CTX_cipher(c))
594
595 # define EVP_ENCODE_LENGTH(l) ((((l)+2)/3*4)+((l)/48+1)*2+80)
596 # define EVP_DECODE_LENGTH(l) (((l)+3)/4*3+80)
597
598 # define EVP_SignInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
599 # define EVP_SignInit(a,b) EVP_DigestInit(a,b)
600 # define EVP_SignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
601 # define EVP_VerifyInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
602 # define EVP_VerifyInit(a,b) EVP_DigestInit(a,b)
603 # define EVP_VerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
604 # define EVP_OpenUpdate(a,b,c,d,e) EVP_DecryptUpdate(a,b,c,d,e)
605 # define EVP_SealUpdate(a,b,c,d,e) EVP_EncryptUpdate(a,b,c,d,e)
606
607 # ifdef CONST_STRICT
608 void BIO_set_md(BIO *, const EVP_MD *md);
609 # else
610 # define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,0,(void *)(md))
611 # endif
612 # define BIO_get_md(b,mdp) BIO_ctrl(b,BIO_C_GET_MD,0,(mdp))
613 # define BIO_get_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_GET_MD_CTX,0,(mdcp))
614 # define BIO_set_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_SET_MD_CTX,0,(mdcp))
615 # define BIO_get_cipher_status(b) BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
616 # define BIO_get_cipher_ctx(b,c_pp) BIO_ctrl(b,BIO_C_GET_CIPHER_CTX,0,(c_pp))
617
618 /*__owur*/ int EVP_Cipher(EVP_CIPHER_CTX *c,
619 unsigned char *out,
620 const unsigned char *in, unsigned int inl);
621
622 # define EVP_add_cipher_alias(n,alias) \
623 OBJ_NAME_add((alias),OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS,(n))
624 # define EVP_add_digest_alias(n,alias) \
625 OBJ_NAME_add((alias),OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,(n))
626 # define EVP_delete_cipher_alias(alias) \
627 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS);
628 # define EVP_delete_digest_alias(alias) \
629 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS);
630
631 int EVP_MD_get_params(const EVP_MD *digest, OSSL_PARAM params[]);
632 int EVP_MD_CTX_set_params(EVP_MD_CTX *ctx, const OSSL_PARAM params[]);
633 int EVP_MD_CTX_get_params(EVP_MD_CTX *ctx, OSSL_PARAM params[]);
634 const OSSL_PARAM *EVP_MD_gettable_params(const EVP_MD *digest);
635 const OSSL_PARAM *EVP_MD_settable_ctx_params(const EVP_MD *md);
636 const OSSL_PARAM *EVP_MD_gettable_ctx_params(const EVP_MD *md);
637 const OSSL_PARAM *EVP_MD_CTX_settable_params(EVP_MD_CTX *ctx);
638 const OSSL_PARAM *EVP_MD_CTX_gettable_params(EVP_MD_CTX *ctx);
639 int EVP_MD_CTX_ctrl(EVP_MD_CTX *ctx, int cmd, int p1, void *p2);
640 EVP_MD_CTX *EVP_MD_CTX_new(void);
641 int EVP_MD_CTX_reset(EVP_MD_CTX *ctx);
642 void EVP_MD_CTX_free(EVP_MD_CTX *ctx);
643 # define EVP_MD_CTX_create() EVP_MD_CTX_new()
644 # define EVP_MD_CTX_init(ctx) EVP_MD_CTX_reset((ctx))
645 # define EVP_MD_CTX_destroy(ctx) EVP_MD_CTX_free((ctx))
646 __owur int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out, const EVP_MD_CTX *in);
647 void EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags);
648 void EVP_MD_CTX_clear_flags(EVP_MD_CTX *ctx, int flags);
649 int EVP_MD_CTX_test_flags(const EVP_MD_CTX *ctx, int flags);
650 __owur int EVP_DigestInit_ex(EVP_MD_CTX *ctx, const EVP_MD *type,
651 ENGINE *impl);
652 __owur int EVP_DigestUpdate(EVP_MD_CTX *ctx, const void *d,
653 size_t cnt);
654 __owur int EVP_DigestFinal_ex(EVP_MD_CTX *ctx, unsigned char *md,
655 unsigned int *s);
656 __owur int EVP_Digest(const void *data, size_t count,
657 unsigned char *md, unsigned int *size,
658 const EVP_MD *type, ENGINE *impl);
659
660 __owur int EVP_MD_CTX_copy(EVP_MD_CTX *out, const EVP_MD_CTX *in);
661 __owur int EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
662 __owur int EVP_DigestFinal(EVP_MD_CTX *ctx, unsigned char *md,
663 unsigned int *s);
664 __owur int EVP_DigestFinalXOF(EVP_MD_CTX *ctx, unsigned char *md,
665 size_t len);
666
667 __owur EVP_MD *EVP_MD_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
668 const char *properties);
669
670 int EVP_MD_up_ref(EVP_MD *md);
671 void EVP_MD_free(EVP_MD *md);
672
673 int EVP_read_pw_string(char *buf, int length, const char *prompt, int verify);
674 int EVP_read_pw_string_min(char *buf, int minlen, int maxlen,
675 const char *prompt, int verify);
676 void EVP_set_pw_prompt(const char *prompt);
677 char *EVP_get_pw_prompt(void);
678
679 __owur int EVP_BytesToKey(const EVP_CIPHER *type, const EVP_MD *md,
680 const unsigned char *salt,
681 const unsigned char *data, int datal, int count,
682 unsigned char *key, unsigned char *iv);
683
684 void EVP_CIPHER_CTX_set_flags(EVP_CIPHER_CTX *ctx, int flags);
685 void EVP_CIPHER_CTX_clear_flags(EVP_CIPHER_CTX *ctx, int flags);
686 int EVP_CIPHER_CTX_test_flags(const EVP_CIPHER_CTX *ctx, int flags);
687
688 __owur int EVP_EncryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
689 const unsigned char *key, const unsigned char *iv);
690 /*__owur*/ int EVP_EncryptInit_ex(EVP_CIPHER_CTX *ctx,
691 const EVP_CIPHER *cipher, ENGINE *impl,
692 const unsigned char *key,
693 const unsigned char *iv);
694 /*__owur*/ int EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
695 int *outl, const unsigned char *in, int inl);
696 /*__owur*/ int EVP_EncryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out,
697 int *outl);
698 /*__owur*/ int EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out,
699 int *outl);
700
701 __owur int EVP_DecryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
702 const unsigned char *key, const unsigned char *iv);
703 /*__owur*/ int EVP_DecryptInit_ex(EVP_CIPHER_CTX *ctx,
704 const EVP_CIPHER *cipher, ENGINE *impl,
705 const unsigned char *key,
706 const unsigned char *iv);
707 /*__owur*/ int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
708 int *outl, const unsigned char *in, int inl);
709 __owur int EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm,
710 int *outl);
711 /*__owur*/ int EVP_DecryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm,
712 int *outl);
713
714 __owur int EVP_CipherInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
715 const unsigned char *key, const unsigned char *iv,
716 int enc);
717 /*__owur*/ int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx,
718 const EVP_CIPHER *cipher, ENGINE *impl,
719 const unsigned char *key,
720 const unsigned char *iv, int enc);
721 __owur int EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
722 int *outl, const unsigned char *in, int inl);
723 __owur int EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm,
724 int *outl);
725 __owur int EVP_CipherFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm,
726 int *outl);
727
728 __owur int EVP_SignFinal(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *s,
729 EVP_PKEY *pkey);
730 __owur int EVP_SignFinal_ex(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *s,
731 EVP_PKEY *pkey, OSSL_LIB_CTX *libctx,
732 const char *propq);
733
734 __owur int EVP_DigestSign(EVP_MD_CTX *ctx, unsigned char *sigret,
735 size_t *siglen, const unsigned char *tbs,
736 size_t tbslen);
737
738 __owur int EVP_VerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sigbuf,
739 unsigned int siglen, EVP_PKEY *pkey);
740 __owur int EVP_VerifyFinal_ex(EVP_MD_CTX *ctx, const unsigned char *sigbuf,
741 unsigned int siglen, EVP_PKEY *pkey,
742 OSSL_LIB_CTX *libctx, const char *propq);
743
744 __owur int EVP_DigestVerify(EVP_MD_CTX *ctx, const unsigned char *sigret,
745 size_t siglen, const unsigned char *tbs,
746 size_t tbslen);
747
748 int EVP_DigestSignInit_ex(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
749 const char *mdname, OSSL_LIB_CTX *libctx,
750 const char *props, EVP_PKEY *pkey);
751 /*__owur*/ int EVP_DigestSignInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
752 const EVP_MD *type, ENGINE *e,
753 EVP_PKEY *pkey);
754 int EVP_DigestSignUpdate(EVP_MD_CTX *ctx, const void *data, size_t dsize);
755 __owur int EVP_DigestSignFinal(EVP_MD_CTX *ctx, unsigned char *sigret,
756 size_t *siglen);
757
758 int EVP_DigestVerifyInit_ex(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
759 const char *mdname, OSSL_LIB_CTX *libctx,
760 const char *props, EVP_PKEY *pkey);
761 __owur int EVP_DigestVerifyInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
762 const EVP_MD *type, ENGINE *e,
763 EVP_PKEY *pkey);
764 int EVP_DigestVerifyUpdate(EVP_MD_CTX *ctx, const void *data, size_t dsize);
765 __owur int EVP_DigestVerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sig,
766 size_t siglen);
767
768 # ifndef OPENSSL_NO_RSA
769 __owur int EVP_OpenInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
770 const unsigned char *ek, int ekl,
771 const unsigned char *iv, EVP_PKEY *priv);
772 __owur int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
773
774 __owur int EVP_SealInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
775 unsigned char **ek, int *ekl, unsigned char *iv,
776 EVP_PKEY **pubk, int npubk);
777 __owur int EVP_SealFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
778 # endif
779
780 EVP_ENCODE_CTX *EVP_ENCODE_CTX_new(void);
781 void EVP_ENCODE_CTX_free(EVP_ENCODE_CTX *ctx);
782 int EVP_ENCODE_CTX_copy(EVP_ENCODE_CTX *dctx, const EVP_ENCODE_CTX *sctx);
783 int EVP_ENCODE_CTX_num(EVP_ENCODE_CTX *ctx);
784 void EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
785 int EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
786 const unsigned char *in, int inl);
787 void EVP_EncodeFinal(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl);
788 int EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int n);
789
790 void EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
791 int EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
792 const unsigned char *in, int inl);
793 int EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned
794 char *out, int *outl);
795 int EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n);
796
797 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
798 # define EVP_CIPHER_CTX_init(c) EVP_CIPHER_CTX_reset(c)
799 # define EVP_CIPHER_CTX_cleanup(c) EVP_CIPHER_CTX_reset(c)
800 # endif
801 EVP_CIPHER_CTX *EVP_CIPHER_CTX_new(void);
802 int EVP_CIPHER_CTX_reset(EVP_CIPHER_CTX *c);
803 void EVP_CIPHER_CTX_free(EVP_CIPHER_CTX *c);
804 int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *x, int keylen);
805 int EVP_CIPHER_CTX_set_padding(EVP_CIPHER_CTX *c, int pad);
806 int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr);
807 int EVP_CIPHER_CTX_rand_key(EVP_CIPHER_CTX *ctx, unsigned char *key);
808 int EVP_CIPHER_get_params(EVP_CIPHER *cipher, OSSL_PARAM params[]);
809 int EVP_CIPHER_CTX_set_params(EVP_CIPHER_CTX *ctx, const OSSL_PARAM params[]);
810 int EVP_CIPHER_CTX_get_params(EVP_CIPHER_CTX *ctx, OSSL_PARAM params[]);
811 const OSSL_PARAM *EVP_CIPHER_gettable_params(const EVP_CIPHER *cipher);
812 const OSSL_PARAM *EVP_CIPHER_settable_ctx_params(const EVP_CIPHER *cipher);
813 const OSSL_PARAM *EVP_CIPHER_gettable_ctx_params(const EVP_CIPHER *cipher);
814
815 const BIO_METHOD *BIO_f_md(void);
816 const BIO_METHOD *BIO_f_base64(void);
817 const BIO_METHOD *BIO_f_cipher(void);
818 const BIO_METHOD *BIO_f_reliable(void);
819 __owur int BIO_set_cipher(BIO *b, const EVP_CIPHER *c, const unsigned char *k,
820 const unsigned char *i, int enc);
821
822 const EVP_MD *EVP_md_null(void);
823 # ifndef OPENSSL_NO_MD2
824 const EVP_MD *EVP_md2(void);
825 # endif
826 # ifndef OPENSSL_NO_MD4
827 const EVP_MD *EVP_md4(void);
828 # endif
829 # ifndef OPENSSL_NO_MD5
830 const EVP_MD *EVP_md5(void);
831 const EVP_MD *EVP_md5_sha1(void);
832 # endif
833 # ifndef OPENSSL_NO_BLAKE2
834 const EVP_MD *EVP_blake2b512(void);
835 const EVP_MD *EVP_blake2s256(void);
836 # endif
837 const EVP_MD *EVP_sha1(void);
838 const EVP_MD *EVP_sha224(void);
839 const EVP_MD *EVP_sha256(void);
840 const EVP_MD *EVP_sha384(void);
841 const EVP_MD *EVP_sha512(void);
842 const EVP_MD *EVP_sha512_224(void);
843 const EVP_MD *EVP_sha512_256(void);
844 const EVP_MD *EVP_sha3_224(void);
845 const EVP_MD *EVP_sha3_256(void);
846 const EVP_MD *EVP_sha3_384(void);
847 const EVP_MD *EVP_sha3_512(void);
848 const EVP_MD *EVP_shake128(void);
849 const EVP_MD *EVP_shake256(void);
850
851 # ifndef OPENSSL_NO_MDC2
852 const EVP_MD *EVP_mdc2(void);
853 # endif
854 # ifndef OPENSSL_NO_RMD160
855 const EVP_MD *EVP_ripemd160(void);
856 # endif
857 # ifndef OPENSSL_NO_WHIRLPOOL
858 const EVP_MD *EVP_whirlpool(void);
859 # endif
860 # ifndef OPENSSL_NO_SM3
861 const EVP_MD *EVP_sm3(void);
862 # endif
863 const EVP_CIPHER *EVP_enc_null(void); /* does nothing :-) */
864 # ifndef OPENSSL_NO_DES
865 const EVP_CIPHER *EVP_des_ecb(void);
866 const EVP_CIPHER *EVP_des_ede(void);
867 const EVP_CIPHER *EVP_des_ede3(void);
868 const EVP_CIPHER *EVP_des_ede_ecb(void);
869 const EVP_CIPHER *EVP_des_ede3_ecb(void);
870 const EVP_CIPHER *EVP_des_cfb64(void);
871 # define EVP_des_cfb EVP_des_cfb64
872 const EVP_CIPHER *EVP_des_cfb1(void);
873 const EVP_CIPHER *EVP_des_cfb8(void);
874 const EVP_CIPHER *EVP_des_ede_cfb64(void);
875 # define EVP_des_ede_cfb EVP_des_ede_cfb64
876 const EVP_CIPHER *EVP_des_ede3_cfb64(void);
877 # define EVP_des_ede3_cfb EVP_des_ede3_cfb64
878 const EVP_CIPHER *EVP_des_ede3_cfb1(void);
879 const EVP_CIPHER *EVP_des_ede3_cfb8(void);
880 const EVP_CIPHER *EVP_des_ofb(void);
881 const EVP_CIPHER *EVP_des_ede_ofb(void);
882 const EVP_CIPHER *EVP_des_ede3_ofb(void);
883 const EVP_CIPHER *EVP_des_cbc(void);
884 const EVP_CIPHER *EVP_des_ede_cbc(void);
885 const EVP_CIPHER *EVP_des_ede3_cbc(void);
886 const EVP_CIPHER *EVP_desx_cbc(void);
887 const EVP_CIPHER *EVP_des_ede3_wrap(void);
888 /*
889 * This should now be supported through the dev_crypto ENGINE. But also, why
890 * are rc4 and md5 declarations made here inside a "NO_DES" precompiler
891 * branch?
892 */
893 # endif
894 # ifndef OPENSSL_NO_RC4
895 const EVP_CIPHER *EVP_rc4(void);
896 const EVP_CIPHER *EVP_rc4_40(void);
897 # ifndef OPENSSL_NO_MD5
898 const EVP_CIPHER *EVP_rc4_hmac_md5(void);
899 # endif
900 # endif
901 # ifndef OPENSSL_NO_IDEA
902 const EVP_CIPHER *EVP_idea_ecb(void);
903 const EVP_CIPHER *EVP_idea_cfb64(void);
904 # define EVP_idea_cfb EVP_idea_cfb64
905 const EVP_CIPHER *EVP_idea_ofb(void);
906 const EVP_CIPHER *EVP_idea_cbc(void);
907 # endif
908 # ifndef OPENSSL_NO_RC2
909 const EVP_CIPHER *EVP_rc2_ecb(void);
910 const EVP_CIPHER *EVP_rc2_cbc(void);
911 const EVP_CIPHER *EVP_rc2_40_cbc(void);
912 const EVP_CIPHER *EVP_rc2_64_cbc(void);
913 const EVP_CIPHER *EVP_rc2_cfb64(void);
914 # define EVP_rc2_cfb EVP_rc2_cfb64
915 const EVP_CIPHER *EVP_rc2_ofb(void);
916 # endif
917 # ifndef OPENSSL_NO_BF
918 const EVP_CIPHER *EVP_bf_ecb(void);
919 const EVP_CIPHER *EVP_bf_cbc(void);
920 const EVP_CIPHER *EVP_bf_cfb64(void);
921 # define EVP_bf_cfb EVP_bf_cfb64
922 const EVP_CIPHER *EVP_bf_ofb(void);
923 # endif
924 # ifndef OPENSSL_NO_CAST
925 const EVP_CIPHER *EVP_cast5_ecb(void);
926 const EVP_CIPHER *EVP_cast5_cbc(void);
927 const EVP_CIPHER *EVP_cast5_cfb64(void);
928 # define EVP_cast5_cfb EVP_cast5_cfb64
929 const EVP_CIPHER *EVP_cast5_ofb(void);
930 # endif
931 # ifndef OPENSSL_NO_RC5
932 const EVP_CIPHER *EVP_rc5_32_12_16_cbc(void);
933 const EVP_CIPHER *EVP_rc5_32_12_16_ecb(void);
934 const EVP_CIPHER *EVP_rc5_32_12_16_cfb64(void);
935 # define EVP_rc5_32_12_16_cfb EVP_rc5_32_12_16_cfb64
936 const EVP_CIPHER *EVP_rc5_32_12_16_ofb(void);
937 # endif
938 const EVP_CIPHER *EVP_aes_128_ecb(void);
939 const EVP_CIPHER *EVP_aes_128_cbc(void);
940 const EVP_CIPHER *EVP_aes_128_cfb1(void);
941 const EVP_CIPHER *EVP_aes_128_cfb8(void);
942 const EVP_CIPHER *EVP_aes_128_cfb128(void);
943 # define EVP_aes_128_cfb EVP_aes_128_cfb128
944 const EVP_CIPHER *EVP_aes_128_ofb(void);
945 const EVP_CIPHER *EVP_aes_128_ctr(void);
946 const EVP_CIPHER *EVP_aes_128_ccm(void);
947 const EVP_CIPHER *EVP_aes_128_gcm(void);
948 const EVP_CIPHER *EVP_aes_128_xts(void);
949 const EVP_CIPHER *EVP_aes_128_wrap(void);
950 const EVP_CIPHER *EVP_aes_128_wrap_pad(void);
951 # ifndef OPENSSL_NO_OCB
952 const EVP_CIPHER *EVP_aes_128_ocb(void);
953 # endif
954 const EVP_CIPHER *EVP_aes_192_ecb(void);
955 const EVP_CIPHER *EVP_aes_192_cbc(void);
956 const EVP_CIPHER *EVP_aes_192_cfb1(void);
957 const EVP_CIPHER *EVP_aes_192_cfb8(void);
958 const EVP_CIPHER *EVP_aes_192_cfb128(void);
959 # define EVP_aes_192_cfb EVP_aes_192_cfb128
960 const EVP_CIPHER *EVP_aes_192_ofb(void);
961 const EVP_CIPHER *EVP_aes_192_ctr(void);
962 const EVP_CIPHER *EVP_aes_192_ccm(void);
963 const EVP_CIPHER *EVP_aes_192_gcm(void);
964 const EVP_CIPHER *EVP_aes_192_wrap(void);
965 const EVP_CIPHER *EVP_aes_192_wrap_pad(void);
966 # ifndef OPENSSL_NO_OCB
967 const EVP_CIPHER *EVP_aes_192_ocb(void);
968 # endif
969 const EVP_CIPHER *EVP_aes_256_ecb(void);
970 const EVP_CIPHER *EVP_aes_256_cbc(void);
971 const EVP_CIPHER *EVP_aes_256_cfb1(void);
972 const EVP_CIPHER *EVP_aes_256_cfb8(void);
973 const EVP_CIPHER *EVP_aes_256_cfb128(void);
974 # define EVP_aes_256_cfb EVP_aes_256_cfb128
975 const EVP_CIPHER *EVP_aes_256_ofb(void);
976 const EVP_CIPHER *EVP_aes_256_ctr(void);
977 const EVP_CIPHER *EVP_aes_256_ccm(void);
978 const EVP_CIPHER *EVP_aes_256_gcm(void);
979 const EVP_CIPHER *EVP_aes_256_xts(void);
980 const EVP_CIPHER *EVP_aes_256_wrap(void);
981 const EVP_CIPHER *EVP_aes_256_wrap_pad(void);
982 # ifndef OPENSSL_NO_OCB
983 const EVP_CIPHER *EVP_aes_256_ocb(void);
984 # endif
985 const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha1(void);
986 const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha1(void);
987 const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha256(void);
988 const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha256(void);
989 # ifndef OPENSSL_NO_ARIA
990 const EVP_CIPHER *EVP_aria_128_ecb(void);
991 const EVP_CIPHER *EVP_aria_128_cbc(void);
992 const EVP_CIPHER *EVP_aria_128_cfb1(void);
993 const EVP_CIPHER *EVP_aria_128_cfb8(void);
994 const EVP_CIPHER *EVP_aria_128_cfb128(void);
995 # define EVP_aria_128_cfb EVP_aria_128_cfb128
996 const EVP_CIPHER *EVP_aria_128_ctr(void);
997 const EVP_CIPHER *EVP_aria_128_ofb(void);
998 const EVP_CIPHER *EVP_aria_128_gcm(void);
999 const EVP_CIPHER *EVP_aria_128_ccm(void);
1000 const EVP_CIPHER *EVP_aria_192_ecb(void);
1001 const EVP_CIPHER *EVP_aria_192_cbc(void);
1002 const EVP_CIPHER *EVP_aria_192_cfb1(void);
1003 const EVP_CIPHER *EVP_aria_192_cfb8(void);
1004 const EVP_CIPHER *EVP_aria_192_cfb128(void);
1005 # define EVP_aria_192_cfb EVP_aria_192_cfb128
1006 const EVP_CIPHER *EVP_aria_192_ctr(void);
1007 const EVP_CIPHER *EVP_aria_192_ofb(void);
1008 const EVP_CIPHER *EVP_aria_192_gcm(void);
1009 const EVP_CIPHER *EVP_aria_192_ccm(void);
1010 const EVP_CIPHER *EVP_aria_256_ecb(void);
1011 const EVP_CIPHER *EVP_aria_256_cbc(void);
1012 const EVP_CIPHER *EVP_aria_256_cfb1(void);
1013 const EVP_CIPHER *EVP_aria_256_cfb8(void);
1014 const EVP_CIPHER *EVP_aria_256_cfb128(void);
1015 # define EVP_aria_256_cfb EVP_aria_256_cfb128
1016 const EVP_CIPHER *EVP_aria_256_ctr(void);
1017 const EVP_CIPHER *EVP_aria_256_ofb(void);
1018 const EVP_CIPHER *EVP_aria_256_gcm(void);
1019 const EVP_CIPHER *EVP_aria_256_ccm(void);
1020 # endif
1021 # ifndef OPENSSL_NO_CAMELLIA
1022 const EVP_CIPHER *EVP_camellia_128_ecb(void);
1023 const EVP_CIPHER *EVP_camellia_128_cbc(void);
1024 const EVP_CIPHER *EVP_camellia_128_cfb1(void);
1025 const EVP_CIPHER *EVP_camellia_128_cfb8(void);
1026 const EVP_CIPHER *EVP_camellia_128_cfb128(void);
1027 # define EVP_camellia_128_cfb EVP_camellia_128_cfb128
1028 const EVP_CIPHER *EVP_camellia_128_ofb(void);
1029 const EVP_CIPHER *EVP_camellia_128_ctr(void);
1030 const EVP_CIPHER *EVP_camellia_192_ecb(void);
1031 const EVP_CIPHER *EVP_camellia_192_cbc(void);
1032 const EVP_CIPHER *EVP_camellia_192_cfb1(void);
1033 const EVP_CIPHER *EVP_camellia_192_cfb8(void);
1034 const EVP_CIPHER *EVP_camellia_192_cfb128(void);
1035 # define EVP_camellia_192_cfb EVP_camellia_192_cfb128
1036 const EVP_CIPHER *EVP_camellia_192_ofb(void);
1037 const EVP_CIPHER *EVP_camellia_192_ctr(void);
1038 const EVP_CIPHER *EVP_camellia_256_ecb(void);
1039 const EVP_CIPHER *EVP_camellia_256_cbc(void);
1040 const EVP_CIPHER *EVP_camellia_256_cfb1(void);
1041 const EVP_CIPHER *EVP_camellia_256_cfb8(void);
1042 const EVP_CIPHER *EVP_camellia_256_cfb128(void);
1043 # define EVP_camellia_256_cfb EVP_camellia_256_cfb128
1044 const EVP_CIPHER *EVP_camellia_256_ofb(void);
1045 const EVP_CIPHER *EVP_camellia_256_ctr(void);
1046 # endif
1047 # ifndef OPENSSL_NO_CHACHA
1048 const EVP_CIPHER *EVP_chacha20(void);
1049 # ifndef OPENSSL_NO_POLY1305
1050 const EVP_CIPHER *EVP_chacha20_poly1305(void);
1051 # endif
1052 # endif
1053
1054 # ifndef OPENSSL_NO_SEED
1055 const EVP_CIPHER *EVP_seed_ecb(void);
1056 const EVP_CIPHER *EVP_seed_cbc(void);
1057 const EVP_CIPHER *EVP_seed_cfb128(void);
1058 # define EVP_seed_cfb EVP_seed_cfb128
1059 const EVP_CIPHER *EVP_seed_ofb(void);
1060 # endif
1061
1062 # ifndef OPENSSL_NO_SM4
1063 const EVP_CIPHER *EVP_sm4_ecb(void);
1064 const EVP_CIPHER *EVP_sm4_cbc(void);
1065 const EVP_CIPHER *EVP_sm4_cfb128(void);
1066 # define EVP_sm4_cfb EVP_sm4_cfb128
1067 const EVP_CIPHER *EVP_sm4_ofb(void);
1068 const EVP_CIPHER *EVP_sm4_ctr(void);
1069 # endif
1070
1071 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
1072 # define OPENSSL_add_all_algorithms_conf() \
1073 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
1074 | OPENSSL_INIT_ADD_ALL_DIGESTS \
1075 | OPENSSL_INIT_LOAD_CONFIG, NULL)
1076 # define OPENSSL_add_all_algorithms_noconf() \
1077 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
1078 | OPENSSL_INIT_ADD_ALL_DIGESTS, NULL)
1079
1080 # ifdef OPENSSL_LOAD_CONF
1081 # define OpenSSL_add_all_algorithms() OPENSSL_add_all_algorithms_conf()
1082 # else
1083 # define OpenSSL_add_all_algorithms() OPENSSL_add_all_algorithms_noconf()
1084 # endif
1085
1086 # define OpenSSL_add_all_ciphers() \
1087 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS, NULL)
1088 # define OpenSSL_add_all_digests() \
1089 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_DIGESTS, NULL)
1090
1091 # define EVP_cleanup() while(0) continue
1092 # endif
1093
1094 int EVP_add_cipher(const EVP_CIPHER *cipher);
1095 int EVP_add_digest(const EVP_MD *digest);
1096
1097 const EVP_CIPHER *EVP_get_cipherbyname(const char *name);
1098 const EVP_MD *EVP_get_digestbyname(const char *name);
1099
1100 void EVP_CIPHER_do_all(void (*fn) (const EVP_CIPHER *ciph,
1101 const char *from, const char *to, void *x),
1102 void *arg);
1103 void EVP_CIPHER_do_all_sorted(void (*fn)
1104 (const EVP_CIPHER *ciph, const char *from,
1105 const char *to, void *x), void *arg);
1106 void EVP_CIPHER_do_all_provided(OSSL_LIB_CTX *libctx,
1107 void (*fn)(EVP_CIPHER *cipher, void *arg),
1108 void *arg);
1109
1110 void EVP_MD_do_all(void (*fn) (const EVP_MD *ciph,
1111 const char *from, const char *to, void *x),
1112 void *arg);
1113 void EVP_MD_do_all_sorted(void (*fn)
1114 (const EVP_MD *ciph, const char *from,
1115 const char *to, void *x), void *arg);
1116 void EVP_MD_do_all_provided(OSSL_LIB_CTX *libctx,
1117 void (*fn)(EVP_MD *md, void *arg),
1118 void *arg);
1119
1120 /* MAC stuff */
1121
1122 EVP_MAC *EVP_MAC_fetch(OSSL_LIB_CTX *libctx, const char *algorithm,
1123 const char *properties);
1124 int EVP_MAC_up_ref(EVP_MAC *mac);
1125 void EVP_MAC_free(EVP_MAC *mac);
1126 int EVP_MAC_number(const EVP_MAC *mac);
1127 const char *EVP_MAC_name(const EVP_MAC *mac);
1128 int EVP_MAC_is_a(const EVP_MAC *mac, const char *name);
1129 const OSSL_PROVIDER *EVP_MAC_provider(const EVP_MAC *mac);
1130 int EVP_MAC_get_params(EVP_MAC *mac, OSSL_PARAM params[]);
1131
1132 EVP_MAC_CTX *EVP_MAC_CTX_new(EVP_MAC *mac);
1133 void EVP_MAC_CTX_free(EVP_MAC_CTX *ctx);
1134 EVP_MAC_CTX *EVP_MAC_CTX_dup(const EVP_MAC_CTX *src);
1135 EVP_MAC *EVP_MAC_CTX_mac(EVP_MAC_CTX *ctx);
1136 int EVP_MAC_CTX_get_params(EVP_MAC_CTX *ctx, OSSL_PARAM params[]);
1137 int EVP_MAC_CTX_set_params(EVP_MAC_CTX *ctx, const OSSL_PARAM params[]);
1138
1139 size_t EVP_MAC_CTX_get_mac_size(EVP_MAC_CTX *ctx);
1140 int EVP_MAC_init(EVP_MAC_CTX *ctx);
1141 int EVP_MAC_update(EVP_MAC_CTX *ctx, const unsigned char *data, size_t datalen);
1142 int EVP_MAC_final(EVP_MAC_CTX *ctx,
1143 unsigned char *out, size_t *outl, size_t outsize);
1144 const OSSL_PARAM *EVP_MAC_gettable_params(const EVP_MAC *mac);
1145 const OSSL_PARAM *EVP_MAC_gettable_ctx_params(const EVP_MAC *mac);
1146 const OSSL_PARAM *EVP_MAC_settable_ctx_params(const EVP_MAC *mac);
1147
1148 void EVP_MAC_do_all_provided(OSSL_LIB_CTX *libctx,
1149 void (*fn)(EVP_MAC *mac, void *arg),
1150 void *arg);
1151 void EVP_MAC_names_do_all(const EVP_MAC *mac,
1152 void (*fn)(const char *name, void *data),
1153 void *data);
1154
1155 /* RAND stuff */
1156 EVP_RAND *EVP_RAND_fetch(OSSL_LIB_CTX *libctx, const char *algorithm,
1157 const char *properties);
1158 int EVP_RAND_up_ref(EVP_RAND *rand);
1159 void EVP_RAND_free(EVP_RAND *rand);
1160 int EVP_RAND_number(const EVP_RAND *rand);
1161 const char *EVP_RAND_name(const EVP_RAND *rand);
1162 int EVP_RAND_is_a(const EVP_RAND *rand, const char *name);
1163 const OSSL_PROVIDER *EVP_RAND_provider(const EVP_RAND *rand);
1164 int EVP_RAND_get_params(EVP_RAND *rand, OSSL_PARAM params[]);
1165
1166 EVP_RAND_CTX *EVP_RAND_CTX_new(EVP_RAND *rand, EVP_RAND_CTX *parent);
1167 void EVP_RAND_CTX_free(EVP_RAND_CTX *ctx);
1168 EVP_RAND *EVP_RAND_CTX_rand(EVP_RAND_CTX *ctx);
1169 int EVP_RAND_get_ctx_params(EVP_RAND_CTX *ctx, OSSL_PARAM params[]);
1170 int EVP_RAND_set_ctx_params(EVP_RAND_CTX *ctx, const OSSL_PARAM params[]);
1171 const OSSL_PARAM *EVP_RAND_gettable_params(const EVP_RAND *rand);
1172 const OSSL_PARAM *EVP_RAND_gettable_ctx_params(const EVP_RAND *rand);
1173 const OSSL_PARAM *EVP_RAND_settable_ctx_params(const EVP_RAND *rand);
1174
1175 void EVP_RAND_do_all_provided(OSSL_LIB_CTX *libctx,
1176 void (*fn)(EVP_RAND *rand, void *arg),
1177 void *arg);
1178 void EVP_RAND_names_do_all(const EVP_RAND *rand,
1179 void (*fn)(const char *name, void *data),
1180 void *data);
1181
1182 __owur int EVP_RAND_instantiate(EVP_RAND_CTX *ctx, unsigned int strength,
1183 int prediction_resistance,
1184 const unsigned char *pstr, size_t pstr_len);
1185 int EVP_RAND_uninstantiate(EVP_RAND_CTX *ctx);
1186 __owur int EVP_RAND_generate(EVP_RAND_CTX *ctx, unsigned char *out,
1187 size_t outlen, unsigned int strength,
1188 int prediction_resistance,
1189 const unsigned char *addin, size_t addin_len);
1190 int EVP_RAND_reseed(EVP_RAND_CTX *ctx, int prediction_resistance,
1191 const unsigned char *ent, size_t ent_len,
1192 const unsigned char *addin, size_t addin_len);
1193 __owur int EVP_RAND_nonce(EVP_RAND_CTX *ctx, unsigned char *out, size_t outlen);
1194 __owur int EVP_RAND_enable_locking(EVP_RAND_CTX *ctx);
1195
1196 int EVP_RAND_verify_zeroization(EVP_RAND_CTX *ctx);
1197 unsigned int EVP_RAND_strength(EVP_RAND_CTX *ctx);
1198 int EVP_RAND_state(EVP_RAND_CTX *ctx);
1199
1200 #define EVP_RAND_STATE_UNINITIALISED 0
1201 #define EVP_RAND_STATE_READY 1
1202 #define EVP_RAND_STATE_ERROR 2
1203
1204 /* PKEY stuff */
1205 #ifndef OPENSSL_NO_DEPRECATED_3_0
1206 OSSL_DEPRECATEDIN_3_0 int EVP_PKEY_decrypt_old(unsigned char *dec_key,
1207 const unsigned char *enc_key,
1208 int enc_key_len,
1209 EVP_PKEY *private_key);
1210 OSSL_DEPRECATEDIN_3_0 int EVP_PKEY_encrypt_old(unsigned char *enc_key,
1211 const unsigned char *key,
1212 int key_len, EVP_PKEY *pub_key);
1213 #endif
1214 int EVP_PKEY_is_a(const EVP_PKEY *pkey, const char *name);
1215 void EVP_PKEY_typenames_do_all(const EVP_PKEY *pkey,
1216 void (*fn)(const char *name, void *data),
1217 void *data);
1218 int EVP_PKEY_type(int type);
1219 int EVP_PKEY_id(const EVP_PKEY *pkey);
1220 int EVP_PKEY_base_id(const EVP_PKEY *pkey);
1221 int EVP_PKEY_bits(const EVP_PKEY *pkey);
1222 int EVP_PKEY_security_bits(const EVP_PKEY *pkey);
1223 int EVP_PKEY_size(const EVP_PKEY *pkey);
1224 int EVP_PKEY_can_sign(const EVP_PKEY *pkey);
1225 int EVP_PKEY_set_type(EVP_PKEY *pkey, int type);
1226 int EVP_PKEY_set_type_str(EVP_PKEY *pkey, const char *str, int len);
1227 int EVP_PKEY_set_type_by_keymgmt(EVP_PKEY *pkey, EVP_KEYMGMT *keymgmt);
1228 # ifndef OPENSSL_NO_DEPRECATED_3_0
1229 OSSL_DEPRECATEDIN_3_0 int EVP_PKEY_set_alias_type(EVP_PKEY *pkey, int type);
1230 # endif
1231 # ifndef OPENSSL_NO_ENGINE
1232 int EVP_PKEY_set1_engine(EVP_PKEY *pkey, ENGINE *e);
1233 ENGINE *EVP_PKEY_get0_engine(const EVP_PKEY *pkey);
1234 # endif
1235 int EVP_PKEY_assign(EVP_PKEY *pkey, int type, void *key);
1236 void *EVP_PKEY_get0(const EVP_PKEY *pkey);
1237 const unsigned char *EVP_PKEY_get0_hmac(const EVP_PKEY *pkey, size_t *len);
1238 # ifndef OPENSSL_NO_POLY1305
1239 const unsigned char *EVP_PKEY_get0_poly1305(const EVP_PKEY *pkey, size_t *len);
1240 # endif
1241 # ifndef OPENSSL_NO_SIPHASH
1242 const unsigned char *EVP_PKEY_get0_siphash(const EVP_PKEY *pkey, size_t *len);
1243 # endif
1244
1245 # ifndef OPENSSL_NO_DEPRECATED_3_0
1246 # ifndef OPENSSL_NO_RSA
1247 struct rsa_st;
1248 OSSL_DEPRECATEDIN_3_0
1249 int EVP_PKEY_set1_RSA(EVP_PKEY *pkey, struct rsa_st *key);
1250 OSSL_DEPRECATEDIN_3_0
1251 struct rsa_st *EVP_PKEY_get0_RSA(const EVP_PKEY *pkey);
1252 OSSL_DEPRECATEDIN_3_0
1253 struct rsa_st *EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
1254 # endif
1255 # endif
1256 # ifndef OPENSSL_NO_DSA
1257 struct dsa_st;
1258 int EVP_PKEY_set1_DSA(EVP_PKEY *pkey, struct dsa_st *key);
1259 struct dsa_st *EVP_PKEY_get0_DSA(const EVP_PKEY *pkey);
1260 struct dsa_st *EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
1261 # endif
1262 # ifndef OPENSSL_NO_DEPRECATED_3_0
1263 # ifndef OPENSSL_NO_DH
1264 struct dh_st;
1265 OSSL_DEPRECATEDIN_3_0 int EVP_PKEY_set1_DH(EVP_PKEY *pkey, struct dh_st *key);
1266 OSSL_DEPRECATEDIN_3_0 struct dh_st *EVP_PKEY_get0_DH(const EVP_PKEY *pkey);
1267 OSSL_DEPRECATEDIN_3_0 struct dh_st *EVP_PKEY_get1_DH(EVP_PKEY *pkey);
1268 # endif
1269 # endif
1270 # ifndef OPENSSL_NO_EC
1271 struct ec_key_st;
1272 int EVP_PKEY_set1_EC_KEY(EVP_PKEY *pkey, struct ec_key_st *key);
1273 struct ec_key_st *EVP_PKEY_get0_EC_KEY(const EVP_PKEY *pkey);
1274 struct ec_key_st *EVP_PKEY_get1_EC_KEY(EVP_PKEY *pkey);
1275 # endif
1276
1277 EVP_PKEY *EVP_PKEY_new(void);
1278 int EVP_PKEY_up_ref(EVP_PKEY *pkey);
1279 void EVP_PKEY_free(EVP_PKEY *pkey);
1280
1281 EVP_PKEY *d2i_PublicKey(int type, EVP_PKEY **a, const unsigned char **pp,
1282 long length);
1283 int i2d_PublicKey(const EVP_PKEY *a, unsigned char **pp);
1284
1285
1286 EVP_PKEY *d2i_PrivateKey_ex(int type, EVP_PKEY **a, const unsigned char **pp,
1287 long length, OSSL_LIB_CTX *libctx,
1288 const char *propq);
1289 EVP_PKEY *d2i_PrivateKey(int type, EVP_PKEY **a, const unsigned char **pp,
1290 long length);
1291 EVP_PKEY *d2i_AutoPrivateKey_ex(EVP_PKEY **a, const unsigned char **pp,
1292 long length, OSSL_LIB_CTX *libctx,
1293 const char *propq);
1294 EVP_PKEY *d2i_AutoPrivateKey(EVP_PKEY **a, const unsigned char **pp,
1295 long length);
1296 int i2d_PrivateKey(const EVP_PKEY *a, unsigned char **pp);
1297
1298 int i2d_KeyParams(const EVP_PKEY *a, unsigned char **pp);
1299 EVP_PKEY *d2i_KeyParams(int type, EVP_PKEY **a, const unsigned char **pp,
1300 long length);
1301 int i2d_KeyParams_bio(BIO *bp, const EVP_PKEY *pkey);
1302 EVP_PKEY *d2i_KeyParams_bio(int type, EVP_PKEY **a, BIO *in);
1303
1304 int EVP_PKEY_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from);
1305 int EVP_PKEY_missing_parameters(const EVP_PKEY *pkey);
1306 int EVP_PKEY_save_parameters(EVP_PKEY *pkey, int mode);
1307 int EVP_PKEY_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b);
1308 int EVP_PKEY_parameters_eq(const EVP_PKEY *a, const EVP_PKEY *b);
1309
1310 int EVP_PKEY_cmp(const EVP_PKEY *a, const EVP_PKEY *b);
1311 int EVP_PKEY_eq(const EVP_PKEY *a, const EVP_PKEY *b);
1312
1313 int EVP_PKEY_print_public(BIO *out, const EVP_PKEY *pkey,
1314 int indent, ASN1_PCTX *pctx);
1315 int EVP_PKEY_print_private(BIO *out, const EVP_PKEY *pkey,
1316 int indent, ASN1_PCTX *pctx);
1317 int EVP_PKEY_print_params(BIO *out, const EVP_PKEY *pkey,
1318 int indent, ASN1_PCTX *pctx);
1319
1320 int EVP_PKEY_get_default_digest_nid(EVP_PKEY *pkey, int *pnid);
1321 int EVP_PKEY_get_default_digest_name(EVP_PKEY *pkey,
1322 char *mdname, size_t mdname_sz);
1323 int EVP_PKEY_supports_digest_nid(EVP_PKEY *pkey, int nid);
1324
1325 # ifndef OPENSSL_NO_DEPRECATED_3_0
1326 /*
1327 * For backwards compatibility. Use EVP_PKEY_set1_encoded_public_key in
1328 * preference
1329 */
1330 # define EVP_PKEY_set1_tls_encodedpoint(pkey, pt, ptlen) \
1331 EVP_PKEY_set1_encoded_public_key((pkey), (pt), (ptlen))
1332 # endif
1333
1334 int EVP_PKEY_set1_encoded_public_key(EVP_PKEY *pkey,
1335 const unsigned char *pub, size_t publen);
1336
1337 # ifndef OPENSSL_NO_DEPRECATED_3_0
1338 /*
1339 * For backwards compatibility. Use EVP_PKEY_get1_encoded_public_key in
1340 * preference
1341 */
1342 # define EVP_PKEY_get1_tls_encodedpoint(pkey, ppt) \
1343 EVP_PKEY_get1_encoded_public_key((pkey), (ppt))
1344 # endif
1345
1346 size_t EVP_PKEY_get1_encoded_public_key(EVP_PKEY *pkey, unsigned char **ppub);
1347
1348 int EVP_CIPHER_type(const EVP_CIPHER *ctx);
1349
1350 /* calls methods */
1351 int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1352 int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1353
1354 /* These are used by EVP_CIPHER methods */
1355 int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1356 int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1357
1358 /* PKCS5 password based encryption */
1359 int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
1360 ASN1_TYPE *param, const EVP_CIPHER *cipher,
1361 const EVP_MD *md, int en_de);
1362 int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,
1363 const unsigned char *salt, int saltlen, int iter,
1364 int keylen, unsigned char *out);
1365 int PKCS5_PBKDF2_HMAC(const char *pass, int passlen,
1366 const unsigned char *salt, int saltlen, int iter,
1367 const EVP_MD *digest, int keylen, unsigned char *out);
1368 int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
1369 ASN1_TYPE *param, const EVP_CIPHER *cipher,
1370 const EVP_MD *md, int en_de);
1371
1372 #ifndef OPENSSL_NO_SCRYPT
1373 int EVP_PBE_scrypt(const char *pass, size_t passlen,
1374 const unsigned char *salt, size_t saltlen,
1375 uint64_t N, uint64_t r, uint64_t p, uint64_t maxmem,
1376 unsigned char *key, size_t keylen);
1377
1378 int PKCS5_v2_scrypt_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass,
1379 int passlen, ASN1_TYPE *param,
1380 const EVP_CIPHER *c, const EVP_MD *md, int en_de);
1381 #endif
1382
1383 void PKCS5_PBE_add(void);
1384
1385 int EVP_PBE_CipherInit(ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
1386 ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de);
1387
1388 /* PBE type */
1389
1390 /* Can appear as the outermost AlgorithmIdentifier */
1391 # define EVP_PBE_TYPE_OUTER 0x0
1392 /* Is an PRF type OID */
1393 # define EVP_PBE_TYPE_PRF 0x1
1394 /* Is a PKCS#5 v2.0 KDF */
1395 # define EVP_PBE_TYPE_KDF 0x2
1396
1397 int EVP_PBE_alg_add_type(int pbe_type, int pbe_nid, int cipher_nid,
1398 int md_nid, EVP_PBE_KEYGEN *keygen);
1399 int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md,
1400 EVP_PBE_KEYGEN *keygen);
1401 int EVP_PBE_find(int type, int pbe_nid, int *pcnid, int *pmnid,
1402 EVP_PBE_KEYGEN **pkeygen);
1403 void EVP_PBE_cleanup(void);
1404 int EVP_PBE_get(int *ptype, int *ppbe_nid, size_t num);
1405
1406 # define ASN1_PKEY_ALIAS 0x1
1407 # define ASN1_PKEY_DYNAMIC 0x2
1408 # define ASN1_PKEY_SIGPARAM_NULL 0x4
1409
1410 # define ASN1_PKEY_CTRL_PKCS7_SIGN 0x1
1411 # define ASN1_PKEY_CTRL_PKCS7_ENCRYPT 0x2
1412 # define ASN1_PKEY_CTRL_DEFAULT_MD_NID 0x3
1413 # define ASN1_PKEY_CTRL_CMS_SIGN 0x5
1414 # define ASN1_PKEY_CTRL_CMS_ENVELOPE 0x7
1415 # define ASN1_PKEY_CTRL_CMS_RI_TYPE 0x8
1416
1417 # define ASN1_PKEY_CTRL_SET1_TLS_ENCPT 0x9
1418 # define ASN1_PKEY_CTRL_GET1_TLS_ENCPT 0xa
1419 # define ASN1_PKEY_CTRL_SUPPORTS_MD_NID 0xb
1420 # define ASN1_PKEY_CTRL_CMS_IS_RI_TYPE_SUPPORTED 0xc
1421
1422 int EVP_PKEY_asn1_get_count(void);
1423 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_get0(int idx);
1424 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find(ENGINE **pe, int type);
1425 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find_str(ENGINE **pe,
1426 const char *str, int len);
1427 int EVP_PKEY_asn1_add0(const EVP_PKEY_ASN1_METHOD *ameth);
1428 int EVP_PKEY_asn1_add_alias(int to, int from);
1429 int EVP_PKEY_asn1_get0_info(int *ppkey_id, int *pkey_base_id,
1430 int *ppkey_flags, const char **pinfo,
1431 const char **ppem_str,
1432 const EVP_PKEY_ASN1_METHOD *ameth);
1433
1434 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_get0_asn1(const EVP_PKEY *pkey);
1435 EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_new(int id, int flags,
1436 const char *pem_str,
1437 const char *info);
1438 void EVP_PKEY_asn1_copy(EVP_PKEY_ASN1_METHOD *dst,
1439 const EVP_PKEY_ASN1_METHOD *src);
1440 void EVP_PKEY_asn1_free(EVP_PKEY_ASN1_METHOD *ameth);
1441 void EVP_PKEY_asn1_set_public(EVP_PKEY_ASN1_METHOD *ameth,
1442 int (*pub_decode) (EVP_PKEY *pk,
1443 const X509_PUBKEY *pub),
1444 int (*pub_encode) (X509_PUBKEY *pub,
1445 const EVP_PKEY *pk),
1446 int (*pub_cmp) (const EVP_PKEY *a,
1447 const EVP_PKEY *b),
1448 int (*pub_print) (BIO *out,
1449 const EVP_PKEY *pkey,
1450 int indent, ASN1_PCTX *pctx),
1451 int (*pkey_size) (const EVP_PKEY *pk),
1452 int (*pkey_bits) (const EVP_PKEY *pk));
1453 void EVP_PKEY_asn1_set_private(EVP_PKEY_ASN1_METHOD *ameth,
1454 int (*priv_decode) (EVP_PKEY *pk,
1455 const PKCS8_PRIV_KEY_INFO
1456 *p8inf),
1457 int (*priv_encode) (PKCS8_PRIV_KEY_INFO *p8,
1458 const EVP_PKEY *pk),
1459 int (*priv_print) (BIO *out,
1460 const EVP_PKEY *pkey,
1461 int indent,
1462 ASN1_PCTX *pctx));
1463 void EVP_PKEY_asn1_set_param(EVP_PKEY_ASN1_METHOD *ameth,
1464 int (*param_decode) (EVP_PKEY *pkey,
1465 const unsigned char **pder,
1466 int derlen),
1467 int (*param_encode) (const EVP_PKEY *pkey,
1468 unsigned char **pder),
1469 int (*param_missing) (const EVP_PKEY *pk),
1470 int (*param_copy) (EVP_PKEY *to,
1471 const EVP_PKEY *from),
1472 int (*param_cmp) (const EVP_PKEY *a,
1473 const EVP_PKEY *b),
1474 int (*param_print) (BIO *out,
1475 const EVP_PKEY *pkey,
1476 int indent,
1477 ASN1_PCTX *pctx));
1478
1479 void EVP_PKEY_asn1_set_free(EVP_PKEY_ASN1_METHOD *ameth,
1480 void (*pkey_free) (EVP_PKEY *pkey));
1481 void EVP_PKEY_asn1_set_ctrl(EVP_PKEY_ASN1_METHOD *ameth,
1482 int (*pkey_ctrl) (EVP_PKEY *pkey, int op,
1483 long arg1, void *arg2));
1484 void EVP_PKEY_asn1_set_item(EVP_PKEY_ASN1_METHOD *ameth,
1485 int (*item_verify) (EVP_MD_CTX *ctx,
1486 const ASN1_ITEM *it,
1487 const void *data,
1488 const X509_ALGOR *a,
1489 const ASN1_BIT_STRING *sig,
1490 EVP_PKEY *pkey),
1491 int (*item_sign) (EVP_MD_CTX *ctx,
1492 const ASN1_ITEM *it,
1493 const void *data,
1494 X509_ALGOR *alg1,
1495 X509_ALGOR *alg2,
1496 ASN1_BIT_STRING *sig));
1497
1498 void EVP_PKEY_asn1_set_siginf(EVP_PKEY_ASN1_METHOD *ameth,
1499 int (*siginf_set) (X509_SIG_INFO *siginf,
1500 const X509_ALGOR *alg,
1501 const ASN1_STRING *sig));
1502
1503 void EVP_PKEY_asn1_set_check(EVP_PKEY_ASN1_METHOD *ameth,
1504 int (*pkey_check) (const EVP_PKEY *pk));
1505
1506 void EVP_PKEY_asn1_set_public_check(EVP_PKEY_ASN1_METHOD *ameth,
1507 int (*pkey_pub_check) (const EVP_PKEY *pk));
1508
1509 void EVP_PKEY_asn1_set_param_check(EVP_PKEY_ASN1_METHOD *ameth,
1510 int (*pkey_param_check) (const EVP_PKEY *pk));
1511
1512 void EVP_PKEY_asn1_set_set_priv_key(EVP_PKEY_ASN1_METHOD *ameth,
1513 int (*set_priv_key) (EVP_PKEY *pk,
1514 const unsigned char
1515 *priv,
1516 size_t len));
1517 void EVP_PKEY_asn1_set_set_pub_key(EVP_PKEY_ASN1_METHOD *ameth,
1518 int (*set_pub_key) (EVP_PKEY *pk,
1519 const unsigned char *pub,
1520 size_t len));
1521 void EVP_PKEY_asn1_set_get_priv_key(EVP_PKEY_ASN1_METHOD *ameth,
1522 int (*get_priv_key) (const EVP_PKEY *pk,
1523 unsigned char *priv,
1524 size_t *len));
1525 void EVP_PKEY_asn1_set_get_pub_key(EVP_PKEY_ASN1_METHOD *ameth,
1526 int (*get_pub_key) (const EVP_PKEY *pk,
1527 unsigned char *pub,
1528 size_t *len));
1529
1530 void EVP_PKEY_asn1_set_security_bits(EVP_PKEY_ASN1_METHOD *ameth,
1531 int (*pkey_security_bits) (const EVP_PKEY
1532 *pk));
1533
1534 int EVP_PKEY_CTX_get_signature_md(EVP_PKEY_CTX *ctx, const EVP_MD **md);
1535 int EVP_PKEY_CTX_set_signature_md(EVP_PKEY_CTX *ctx, const EVP_MD *md);
1536
1537 int EVP_PKEY_CTX_set1_id(EVP_PKEY_CTX *ctx, const void *id, int len);
1538 int EVP_PKEY_CTX_get1_id(EVP_PKEY_CTX *ctx, void *id);
1539 int EVP_PKEY_CTX_get1_id_len(EVP_PKEY_CTX *ctx, size_t *id_len);
1540
1541 int EVP_PKEY_CTX_set_kem_op(EVP_PKEY_CTX *ctx, const char *op);
1542
1543 const char *EVP_PKEY_get0_first_alg_name(const EVP_PKEY *key);
1544
1545 # define EVP_PKEY_OP_UNDEFINED 0
1546 # define EVP_PKEY_OP_PARAMGEN (1<<1)
1547 # define EVP_PKEY_OP_KEYGEN (1<<2)
1548 # define EVP_PKEY_OP_PARAMFROMDATA (1<<3)
1549 # define EVP_PKEY_OP_KEYFROMDATA (1<<4)
1550 # define EVP_PKEY_OP_SIGN (1<<5)
1551 # define EVP_PKEY_OP_VERIFY (1<<6)
1552 # define EVP_PKEY_OP_VERIFYRECOVER (1<<7)
1553 # define EVP_PKEY_OP_SIGNCTX (1<<8)
1554 # define EVP_PKEY_OP_VERIFYCTX (1<<9)
1555 # define EVP_PKEY_OP_ENCRYPT (1<<10)
1556 # define EVP_PKEY_OP_DECRYPT (1<<11)
1557 # define EVP_PKEY_OP_DERIVE (1<<12)
1558 # define EVP_PKEY_OP_ENCAPSULATE (1<<13)
1559 # define EVP_PKEY_OP_DECAPSULATE (1<<14)
1560
1561 # define EVP_PKEY_OP_TYPE_SIG \
1562 (EVP_PKEY_OP_SIGN | EVP_PKEY_OP_VERIFY | EVP_PKEY_OP_VERIFYRECOVER \
1563 | EVP_PKEY_OP_SIGNCTX | EVP_PKEY_OP_VERIFYCTX)
1564
1565 # define EVP_PKEY_OP_TYPE_CRYPT \
1566 (EVP_PKEY_OP_ENCRYPT | EVP_PKEY_OP_DECRYPT)
1567
1568 # define EVP_PKEY_OP_TYPE_NOGEN \
1569 (EVP_PKEY_OP_TYPE_SIG | EVP_PKEY_OP_TYPE_CRYPT | EVP_PKEY_OP_DERIVE)
1570
1571 # define EVP_PKEY_OP_TYPE_GEN \
1572 (EVP_PKEY_OP_PARAMGEN | EVP_PKEY_OP_KEYGEN)
1573
1574 # define EVP_PKEY_OP_TYPE_FROMDATA \
1575 (EVP_PKEY_OP_PARAMFROMDATA | EVP_PKEY_OP_KEYFROMDATA)
1576
1577 int EVP_PKEY_CTX_set_mac_key(EVP_PKEY_CTX *ctx, const unsigned char *key,
1578 int keylen);
1579
1580 # define EVP_PKEY_CTRL_MD 1
1581 # define EVP_PKEY_CTRL_PEER_KEY 2
1582 # define EVP_PKEY_CTRL_PKCS7_ENCRYPT 3
1583 # define EVP_PKEY_CTRL_PKCS7_DECRYPT 4
1584 # define EVP_PKEY_CTRL_PKCS7_SIGN 5
1585 # define EVP_PKEY_CTRL_SET_MAC_KEY 6
1586 # define EVP_PKEY_CTRL_DIGESTINIT 7
1587 /* Used by GOST key encryption in TLS */
1588 # define EVP_PKEY_CTRL_SET_IV 8
1589 # define EVP_PKEY_CTRL_CMS_ENCRYPT 9
1590 # define EVP_PKEY_CTRL_CMS_DECRYPT 10
1591 # define EVP_PKEY_CTRL_CMS_SIGN 11
1592 # define EVP_PKEY_CTRL_CIPHER 12
1593 # define EVP_PKEY_CTRL_GET_MD 13
1594 # define EVP_PKEY_CTRL_SET_DIGEST_SIZE 14
1595 # define EVP_PKEY_CTRL_SET1_ID 15
1596 # define EVP_PKEY_CTRL_GET1_ID 16
1597 # define EVP_PKEY_CTRL_GET1_ID_LEN 17
1598
1599 # define EVP_PKEY_ALG_CTRL 0x1000
1600
1601 # define EVP_PKEY_FLAG_AUTOARGLEN 2
1602 /*
1603 * Method handles all operations: don't assume any digest related defaults.
1604 */
1605 # define EVP_PKEY_FLAG_SIGCTX_CUSTOM 4
1606 # ifndef OPENSSL_NO_DEPRECATED_3_0
1607 OSSL_DEPRECATEDIN_3_0 const EVP_PKEY_METHOD *EVP_PKEY_meth_find(int type);
1608 OSSL_DEPRECATEDIN_3_0 EVP_PKEY_METHOD *EVP_PKEY_meth_new(int id, int flags);
1609 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get0_info(int *ppkey_id, int *pflags,
1610 const EVP_PKEY_METHOD *meth);
1611 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_copy(EVP_PKEY_METHOD *dst,
1612 const EVP_PKEY_METHOD *src);
1613 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_free(EVP_PKEY_METHOD *pmeth);
1614 OSSL_DEPRECATEDIN_3_0 int EVP_PKEY_meth_add0(const EVP_PKEY_METHOD *pmeth);
1615 OSSL_DEPRECATEDIN_3_0 int EVP_PKEY_meth_remove(const EVP_PKEY_METHOD *pmeth);
1616 OSSL_DEPRECATEDIN_3_0 size_t EVP_PKEY_meth_get_count(void);
1617 OSSL_DEPRECATEDIN_3_0 const EVP_PKEY_METHOD *EVP_PKEY_meth_get0(size_t idx);
1618 # endif
1619
1620 EVP_KEYMGMT *EVP_KEYMGMT_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
1621 const char *properties);
1622 int EVP_KEYMGMT_up_ref(EVP_KEYMGMT *keymgmt);
1623 void EVP_KEYMGMT_free(EVP_KEYMGMT *keymgmt);
1624 const OSSL_PROVIDER *EVP_KEYMGMT_provider(const EVP_KEYMGMT *keymgmt);
1625 const char *EVP_KEYMGMT_get0_first_name(const EVP_KEYMGMT *keymgmt);
1626 int EVP_KEYMGMT_number(const EVP_KEYMGMT *keymgmt);
1627 int EVP_KEYMGMT_is_a(const EVP_KEYMGMT *keymgmt, const char *name);
1628 void EVP_KEYMGMT_do_all_provided(OSSL_LIB_CTX *libctx,
1629 void (*fn)(EVP_KEYMGMT *keymgmt, void *arg),
1630 void *arg);
1631 void EVP_KEYMGMT_names_do_all(const EVP_KEYMGMT *keymgmt,
1632 void (*fn)(const char *name, void *data),
1633 void *data);
1634 const OSSL_PARAM *EVP_KEYMGMT_gettable_params(const EVP_KEYMGMT *keymgmt);
1635 const OSSL_PARAM *EVP_KEYMGMT_settable_params(const EVP_KEYMGMT *keymgmt);
1636 const OSSL_PARAM *EVP_KEYMGMT_gen_settable_params(const EVP_KEYMGMT *keymgmt);
1637
1638 EVP_PKEY_CTX *EVP_PKEY_CTX_new(EVP_PKEY *pkey, ENGINE *e);
1639 EVP_PKEY_CTX *EVP_PKEY_CTX_new_id(int id, ENGINE *e);
1640 EVP_PKEY_CTX *EVP_PKEY_CTX_new_from_name(OSSL_LIB_CTX *libctx,
1641 const char *name,
1642 const char *propquery);
1643 EVP_PKEY_CTX *EVP_PKEY_CTX_new_from_pkey(OSSL_LIB_CTX *libctx,
1644 EVP_PKEY *pkey, const char *propquery);
1645 EVP_PKEY_CTX *EVP_PKEY_CTX_dup(const EVP_PKEY_CTX *ctx);
1646 void EVP_PKEY_CTX_free(EVP_PKEY_CTX *ctx);
1647
1648 int EVP_PKEY_CTX_get_params(EVP_PKEY_CTX *ctx, OSSL_PARAM *params);
1649 const OSSL_PARAM *EVP_PKEY_CTX_gettable_params(EVP_PKEY_CTX *ctx);
1650 int EVP_PKEY_CTX_set_params(EVP_PKEY_CTX *ctx, OSSL_PARAM *params);
1651 const OSSL_PARAM *EVP_PKEY_CTX_settable_params(EVP_PKEY_CTX *ctx);
1652 int EVP_PKEY_CTX_ctrl(EVP_PKEY_CTX *ctx, int keytype, int optype,
1653 int cmd, int p1, void *p2);
1654 int EVP_PKEY_CTX_ctrl_str(EVP_PKEY_CTX *ctx, const char *type,
1655 const char *value);
1656 int EVP_PKEY_CTX_ctrl_uint64(EVP_PKEY_CTX *ctx, int keytype, int optype,
1657 int cmd, uint64_t value);
1658
1659 int EVP_PKEY_CTX_str2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *str);
1660 int EVP_PKEY_CTX_hex2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *hex);
1661
1662 int EVP_PKEY_CTX_md(EVP_PKEY_CTX *ctx, int optype, int cmd, const char *md);
1663
1664 int EVP_PKEY_CTX_get_operation(EVP_PKEY_CTX *ctx);
1665 void EVP_PKEY_CTX_set0_keygen_info(EVP_PKEY_CTX *ctx, int *dat, int datlen);
1666
1667 EVP_PKEY *EVP_PKEY_new_mac_key(int type, ENGINE *e,
1668 const unsigned char *key, int keylen);
1669 EVP_PKEY *EVP_PKEY_new_raw_private_key_ex(OSSL_LIB_CTX *libctx,
1670 const char *keytype,
1671 const char *propq,
1672 const unsigned char *priv, size_t len);
1673 EVP_PKEY *EVP_PKEY_new_raw_private_key(int type, ENGINE *e,
1674 const unsigned char *priv,
1675 size_t len);
1676 EVP_PKEY *EVP_PKEY_new_raw_public_key_ex(OSSL_LIB_CTX *libctx,
1677 const char *keytype, const char *propq,
1678 const unsigned char *pub, size_t len);
1679 EVP_PKEY *EVP_PKEY_new_raw_public_key(int type, ENGINE *e,
1680 const unsigned char *pub,
1681 size_t len);
1682 int EVP_PKEY_get_raw_private_key(const EVP_PKEY *pkey, unsigned char *priv,
1683 size_t *len);
1684 int EVP_PKEY_get_raw_public_key(const EVP_PKEY *pkey, unsigned char *pub,
1685 size_t *len);
1686
1687 EVP_PKEY *EVP_PKEY_new_CMAC_key_ex(const unsigned char *priv, size_t len,
1688 const char *cipher_name, OSSL_LIB_CTX *libctx,
1689 const char *propq);
1690 EVP_PKEY *EVP_PKEY_new_CMAC_key(ENGINE *e, const unsigned char *priv,
1691 size_t len, const EVP_CIPHER *cipher);
1692
1693 void EVP_PKEY_CTX_set_data(EVP_PKEY_CTX *ctx, void *data);
1694 void *EVP_PKEY_CTX_get_data(const EVP_PKEY_CTX *ctx);
1695 EVP_PKEY *EVP_PKEY_CTX_get0_pkey(EVP_PKEY_CTX *ctx);
1696
1697 EVP_PKEY *EVP_PKEY_CTX_get0_peerkey(EVP_PKEY_CTX *ctx);
1698
1699 void EVP_PKEY_CTX_set_app_data(EVP_PKEY_CTX *ctx, void *data);
1700 void *EVP_PKEY_CTX_get_app_data(EVP_PKEY_CTX *ctx);
1701
1702 void EVP_SIGNATURE_free(EVP_SIGNATURE *signature);
1703 int EVP_SIGNATURE_up_ref(EVP_SIGNATURE *signature);
1704 OSSL_PROVIDER *EVP_SIGNATURE_provider(const EVP_SIGNATURE *signature);
1705 EVP_SIGNATURE *EVP_SIGNATURE_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
1706 const char *properties);
1707 int EVP_SIGNATURE_is_a(const EVP_SIGNATURE *signature, const char *name);
1708 int EVP_SIGNATURE_number(const EVP_SIGNATURE *signature);
1709 void EVP_SIGNATURE_do_all_provided(OSSL_LIB_CTX *libctx,
1710 void (*fn)(EVP_SIGNATURE *signature,
1711 void *data),
1712 void *data);
1713 void EVP_SIGNATURE_names_do_all(const EVP_SIGNATURE *signature,
1714 void (*fn)(const char *name, void *data),
1715 void *data);
1716 const OSSL_PARAM *EVP_SIGNATURE_gettable_ctx_params(const EVP_SIGNATURE *sig);
1717 const OSSL_PARAM *EVP_SIGNATURE_settable_ctx_params(const EVP_SIGNATURE *sig);
1718
1719 void EVP_ASYM_CIPHER_free(EVP_ASYM_CIPHER *cipher);
1720 int EVP_ASYM_CIPHER_up_ref(EVP_ASYM_CIPHER *cipher);
1721 OSSL_PROVIDER *EVP_ASYM_CIPHER_provider(const EVP_ASYM_CIPHER *cipher);
1722 EVP_ASYM_CIPHER *EVP_ASYM_CIPHER_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
1723 const char *properties);
1724 int EVP_ASYM_CIPHER_is_a(const EVP_ASYM_CIPHER *cipher, const char *name);
1725 int EVP_ASYM_CIPHER_number(const EVP_ASYM_CIPHER *cipher);
1726 void EVP_ASYM_CIPHER_do_all_provided(OSSL_LIB_CTX *libctx,
1727 void (*fn)(EVP_ASYM_CIPHER *cipher,
1728 void *arg),
1729 void *arg);
1730 void EVP_ASYM_CIPHER_names_do_all(const EVP_ASYM_CIPHER *cipher,
1731 void (*fn)(const char *name, void *data),
1732 void *data);
1733 const OSSL_PARAM *EVP_ASYM_CIPHER_gettable_ctx_params(const EVP_ASYM_CIPHER *ciph);
1734 const OSSL_PARAM *EVP_ASYM_CIPHER_settable_ctx_params(const EVP_ASYM_CIPHER *ciph);
1735
1736 void EVP_KEM_free(EVP_KEM *wrap);
1737 int EVP_KEM_up_ref(EVP_KEM *wrap);
1738 OSSL_PROVIDER *EVP_KEM_provider(const EVP_KEM *wrap);
1739 EVP_KEM *EVP_KEM_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
1740 const char *properties);
1741 int EVP_KEM_is_a(const EVP_KEM *wrap, const char *name);
1742 int EVP_KEM_number(const EVP_KEM *wrap);
1743 void EVP_KEM_do_all_provided(OSSL_LIB_CTX *libctx,
1744 void (*fn)(EVP_KEM *wrap, void *arg), void *arg);
1745 void EVP_KEM_names_do_all(const EVP_KEM *wrap,
1746 void (*fn)(const char *name, void *data), void *data);
1747 const OSSL_PARAM *EVP_KEM_gettable_ctx_params(const EVP_KEM *kem);
1748 const OSSL_PARAM *EVP_KEM_settable_ctx_params(const EVP_KEM *kem);
1749
1750 int EVP_PKEY_sign_init(EVP_PKEY_CTX *ctx);
1751 int EVP_PKEY_sign(EVP_PKEY_CTX *ctx,
1752 unsigned char *sig, size_t *siglen,
1753 const unsigned char *tbs, size_t tbslen);
1754 int EVP_PKEY_verify_init(EVP_PKEY_CTX *ctx);
1755 int EVP_PKEY_verify(EVP_PKEY_CTX *ctx,
1756 const unsigned char *sig, size_t siglen,
1757 const unsigned char *tbs, size_t tbslen);
1758 int EVP_PKEY_verify_recover_init(EVP_PKEY_CTX *ctx);
1759 int EVP_PKEY_verify_recover(EVP_PKEY_CTX *ctx,
1760 unsigned char *rout, size_t *routlen,
1761 const unsigned char *sig, size_t siglen);
1762 int EVP_PKEY_encrypt_init(EVP_PKEY_CTX *ctx);
1763 int EVP_PKEY_encrypt(EVP_PKEY_CTX *ctx,
1764 unsigned char *out, size_t *outlen,
1765 const unsigned char *in, size_t inlen);
1766 int EVP_PKEY_decrypt_init(EVP_PKEY_CTX *ctx);
1767 int EVP_PKEY_decrypt(EVP_PKEY_CTX *ctx,
1768 unsigned char *out, size_t *outlen,
1769 const unsigned char *in, size_t inlen);
1770
1771 int EVP_PKEY_derive_init(EVP_PKEY_CTX *ctx);
1772 int EVP_PKEY_derive_set_peer(EVP_PKEY_CTX *ctx, EVP_PKEY *peer);
1773 int EVP_PKEY_derive(EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen);
1774
1775 int EVP_PKEY_encapsulate_init(EVP_PKEY_CTX *ctx);
1776 int EVP_PKEY_encapsulate(EVP_PKEY_CTX *ctx,
1777 unsigned char *wrappedkey, size_t *wrappedkeylen,
1778 unsigned char *genkey, size_t *genkeylen);
1779 int EVP_PKEY_decapsulate_init(EVP_PKEY_CTX *ctx);
1780 int EVP_PKEY_decapsulate(EVP_PKEY_CTX *ctx,
1781 unsigned char *unwrapped, size_t *unwrappedlen,
1782 const unsigned char *wrapped, size_t wrappedlen);
1783
1784 typedef int EVP_PKEY_gen_cb(EVP_PKEY_CTX *ctx);
1785
1786 int EVP_PKEY_param_fromdata_init(EVP_PKEY_CTX *ctx);
1787 int EVP_PKEY_key_fromdata_init(EVP_PKEY_CTX *ctx);
1788 int EVP_PKEY_fromdata(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey, OSSL_PARAM param[]);
1789 const OSSL_PARAM *EVP_PKEY_param_fromdata_settable(EVP_PKEY_CTX *ctx);
1790 const OSSL_PARAM *EVP_PKEY_key_fromdata_settable(EVP_PKEY_CTX *ctx);
1791 const OSSL_PARAM *EVP_PKEY_gettable_params(const EVP_PKEY *pkey);
1792 int EVP_PKEY_get_int_param(const EVP_PKEY *pkey, const char *key_name,
1793 int *out);
1794 int EVP_PKEY_get_size_t_param(const EVP_PKEY *pkey, const char *key_name,
1795 size_t *out);
1796 int EVP_PKEY_get_bn_param(const EVP_PKEY *pkey, const char *key_name,
1797 BIGNUM **bn);
1798 int EVP_PKEY_get_utf8_string_param(const EVP_PKEY *pkey, const char *key_name,
1799 char *str, size_t max_buf_sz, size_t *out_sz);
1800 int EVP_PKEY_get_octet_string_param(const EVP_PKEY *pkey, const char *key_name,
1801 unsigned char *buf, size_t max_buf_sz,
1802 size_t *out_sz);
1803
1804 int EVP_PKEY_paramgen_init(EVP_PKEY_CTX *ctx);
1805 int EVP_PKEY_paramgen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1806 int EVP_PKEY_keygen_init(EVP_PKEY_CTX *ctx);
1807 int EVP_PKEY_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1808 int EVP_PKEY_gen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1809 int EVP_PKEY_check(EVP_PKEY_CTX *ctx);
1810 int EVP_PKEY_public_check(EVP_PKEY_CTX *ctx);
1811 int EVP_PKEY_param_check(EVP_PKEY_CTX *ctx);
1812 int EVP_PKEY_private_check(EVP_PKEY_CTX *ctx);
1813 int EVP_PKEY_pairwise_check(EVP_PKEY_CTX *ctx);
1814
1815 # define EVP_PKEY_get_ex_new_index(l, p, newf, dupf, freef) \
1816 CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_EVP_PKEY, l, p, newf, dupf, freef)
1817 int EVP_PKEY_set_ex_data(EVP_PKEY *key, int idx, void *arg);
1818 void *EVP_PKEY_get_ex_data(const EVP_PKEY *key, int idx);
1819
1820 void EVP_PKEY_CTX_set_cb(EVP_PKEY_CTX *ctx, EVP_PKEY_gen_cb *cb);
1821 EVP_PKEY_gen_cb *EVP_PKEY_CTX_get_cb(EVP_PKEY_CTX *ctx);
1822
1823 int EVP_PKEY_CTX_get_keygen_info(EVP_PKEY_CTX *ctx, int idx);
1824 # ifndef OPENSSL_NO_DEPRECATED_3_0
1825 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_init(EVP_PKEY_METHOD *pmeth,
1826 int (*init) (EVP_PKEY_CTX *ctx));
1827 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_copy
1828 (EVP_PKEY_METHOD *pmeth, int (*copy) (EVP_PKEY_CTX *dst,
1829 const EVP_PKEY_CTX *src));
1830 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_cleanup
1831 (EVP_PKEY_METHOD *pmeth, void (*cleanup) (EVP_PKEY_CTX *ctx));
1832 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_paramgen
1833 (EVP_PKEY_METHOD *pmeth, int (*paramgen_init) (EVP_PKEY_CTX *ctx),
1834 int (*paramgen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey));
1835 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_keygen
1836 (EVP_PKEY_METHOD *pmeth, int (*keygen_init) (EVP_PKEY_CTX *ctx),
1837 int (*keygen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey));
1838 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_sign
1839 (EVP_PKEY_METHOD *pmeth, int (*sign_init) (EVP_PKEY_CTX *ctx),
1840 int (*sign) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
1841 const unsigned char *tbs, size_t tbslen));
1842 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_verify
1843 (EVP_PKEY_METHOD *pmeth, int (*verify_init) (EVP_PKEY_CTX *ctx),
1844 int (*verify) (EVP_PKEY_CTX *ctx, const unsigned char *sig, size_t siglen,
1845 const unsigned char *tbs, size_t tbslen));
1846 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_verify_recover
1847 (EVP_PKEY_METHOD *pmeth, int (*verify_recover_init) (EVP_PKEY_CTX *ctx),
1848 int (*verify_recover) (EVP_PKEY_CTX *ctx, unsigned char *sig,
1849 size_t *siglen, const unsigned char *tbs,
1850 size_t tbslen));
1851 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_signctx
1852 (EVP_PKEY_METHOD *pmeth, int (*signctx_init) (EVP_PKEY_CTX *ctx,
1853 EVP_MD_CTX *mctx),
1854 int (*signctx) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
1855 EVP_MD_CTX *mctx));
1856 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_verifyctx
1857 (EVP_PKEY_METHOD *pmeth, int (*verifyctx_init) (EVP_PKEY_CTX *ctx,
1858 EVP_MD_CTX *mctx),
1859 int (*verifyctx) (EVP_PKEY_CTX *ctx, const unsigned char *sig, int siglen,
1860 EVP_MD_CTX *mctx));
1861 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_encrypt
1862 (EVP_PKEY_METHOD *pmeth, int (*encrypt_init) (EVP_PKEY_CTX *ctx),
1863 int (*encryptfn) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
1864 const unsigned char *in, size_t inlen));
1865 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_decrypt
1866 (EVP_PKEY_METHOD *pmeth, int (*decrypt_init) (EVP_PKEY_CTX *ctx),
1867 int (*decrypt) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
1868 const unsigned char *in, size_t inlen));
1869 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_derive
1870 (EVP_PKEY_METHOD *pmeth, int (*derive_init) (EVP_PKEY_CTX *ctx),
1871 int (*derive) (EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen));
1872 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_ctrl
1873 (EVP_PKEY_METHOD *pmeth, int (*ctrl) (EVP_PKEY_CTX *ctx, int type, int p1,
1874 void *p2),
1875 int (*ctrl_str) (EVP_PKEY_CTX *ctx, const char *type, const char *value));
1876 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_digestsign
1877 (EVP_PKEY_METHOD *pmeth,
1878 int (*digestsign) (EVP_MD_CTX *ctx, unsigned char *sig, size_t *siglen,
1879 const unsigned char *tbs, size_t tbslen));
1880 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_digestverify
1881 (EVP_PKEY_METHOD *pmeth,
1882 int (*digestverify) (EVP_MD_CTX *ctx, const unsigned char *sig,
1883 size_t siglen, const unsigned char *tbs,
1884 size_t tbslen));
1885 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_check
1886 (EVP_PKEY_METHOD *pmeth, int (*check) (EVP_PKEY *pkey));
1887 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_public_check
1888 (EVP_PKEY_METHOD *pmeth, int (*check) (EVP_PKEY *pkey));
1889 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_param_check
1890 (EVP_PKEY_METHOD *pmeth, int (*check) (EVP_PKEY *pkey));
1891 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_digest_custom
1892 (EVP_PKEY_METHOD *pmeth, int (*digest_custom) (EVP_PKEY_CTX *ctx,
1893 EVP_MD_CTX *mctx));
1894 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_init
1895 (const EVP_PKEY_METHOD *pmeth, int (**pinit) (EVP_PKEY_CTX *ctx));
1896 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_copy
1897 (const EVP_PKEY_METHOD *pmeth, int (**pcopy) (EVP_PKEY_CTX *dst,
1898 const EVP_PKEY_CTX *src));
1899 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_cleanup
1900 (const EVP_PKEY_METHOD *pmeth, void (**pcleanup) (EVP_PKEY_CTX *ctx));
1901 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_paramgen
1902 (const EVP_PKEY_METHOD *pmeth, int (**pparamgen_init) (EVP_PKEY_CTX *ctx),
1903 int (**pparamgen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey));
1904 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_keygen
1905 (const EVP_PKEY_METHOD *pmeth, int (**pkeygen_init) (EVP_PKEY_CTX *ctx),
1906 int (**pkeygen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey));
1907 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_sign
1908 (const EVP_PKEY_METHOD *pmeth, int (**psign_init) (EVP_PKEY_CTX *ctx),
1909 int (**psign) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
1910 const unsigned char *tbs, size_t tbslen));
1911 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_verify
1912 (const EVP_PKEY_METHOD *pmeth, int (**pverify_init) (EVP_PKEY_CTX *ctx),
1913 int (**pverify) (EVP_PKEY_CTX *ctx, const unsigned char *sig,
1914 size_t siglen, const unsigned char *tbs, size_t tbslen));
1915 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_verify_recover
1916 (const EVP_PKEY_METHOD *pmeth,
1917 int (**pverify_recover_init) (EVP_PKEY_CTX *ctx),
1918 int (**pverify_recover) (EVP_PKEY_CTX *ctx, unsigned char *sig,
1919 size_t *siglen, const unsigned char *tbs,
1920 size_t tbslen));
1921 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_signctx
1922 (const EVP_PKEY_METHOD *pmeth,
1923 int (**psignctx_init) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx),
1924 int (**psignctx) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
1925 EVP_MD_CTX *mctx));
1926 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_verifyctx
1927 (const EVP_PKEY_METHOD *pmeth,
1928 int (**pverifyctx_init) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx),
1929 int (**pverifyctx) (EVP_PKEY_CTX *ctx, const unsigned char *sig,
1930 int siglen, EVP_MD_CTX *mctx));
1931 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_encrypt
1932 (const EVP_PKEY_METHOD *pmeth, int (**pencrypt_init) (EVP_PKEY_CTX *ctx),
1933 int (**pencryptfn) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
1934 const unsigned char *in, size_t inlen));
1935 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_decrypt
1936 (const EVP_PKEY_METHOD *pmeth, int (**pdecrypt_init) (EVP_PKEY_CTX *ctx),
1937 int (**pdecrypt) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
1938 const unsigned char *in, size_t inlen));
1939 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_derive
1940 (const EVP_PKEY_METHOD *pmeth, int (**pderive_init) (EVP_PKEY_CTX *ctx),
1941 int (**pderive) (EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen));
1942 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_ctrl
1943 (const EVP_PKEY_METHOD *pmeth,
1944 int (**pctrl) (EVP_PKEY_CTX *ctx, int type, int p1, void *p2),
1945 int (**pctrl_str) (EVP_PKEY_CTX *ctx, const char *type,
1946 const char *value));
1947 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_digestsign
1948 (EVP_PKEY_METHOD *pmeth,
1949 int (**digestsign) (EVP_MD_CTX *ctx, unsigned char *sig, size_t *siglen,
1950 const unsigned char *tbs, size_t tbslen));
1951 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_digestverify
1952 (EVP_PKEY_METHOD *pmeth,
1953 int (**digestverify) (EVP_MD_CTX *ctx, const unsigned char *sig,
1954 size_t siglen, const unsigned char *tbs,
1955 size_t tbslen));
1956 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_check
1957 (const EVP_PKEY_METHOD *pmeth, int (**pcheck) (EVP_PKEY *pkey));
1958 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_public_check
1959 (const EVP_PKEY_METHOD *pmeth, int (**pcheck) (EVP_PKEY *pkey));
1960 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_param_check
1961 (const EVP_PKEY_METHOD *pmeth, int (**pcheck) (EVP_PKEY *pkey));
1962 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_digest_custom
1963 (EVP_PKEY_METHOD *pmeth,
1964 int (**pdigest_custom) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx));
1965 # endif
1966
1967 void EVP_KEYEXCH_free(EVP_KEYEXCH *exchange);
1968 int EVP_KEYEXCH_up_ref(EVP_KEYEXCH *exchange);
1969 EVP_KEYEXCH *EVP_KEYEXCH_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
1970 const char *properties);
1971 OSSL_PROVIDER *EVP_KEYEXCH_provider(const EVP_KEYEXCH *exchange);
1972 int EVP_KEYEXCH_is_a(const EVP_KEYEXCH *keyexch, const char *name);
1973 int EVP_KEYEXCH_number(const EVP_KEYEXCH *keyexch);
1974 void EVP_KEYEXCH_do_all_provided(OSSL_LIB_CTX *libctx,
1975 void (*fn)(EVP_KEYEXCH *keyexch, void *data),
1976 void *data);
1977 void EVP_KEYEXCH_names_do_all(const EVP_KEYEXCH *keyexch,
1978 void (*fn)(const char *name, void *data),
1979 void *data);
1980 const OSSL_PARAM *EVP_KEYEXCH_gettable_ctx_params(const EVP_KEYEXCH *keyexch);
1981 const OSSL_PARAM *EVP_KEYEXCH_settable_ctx_params(const EVP_KEYEXCH *keyexch);
1982
1983 void EVP_add_alg_module(void);
1984
1985 int EVP_PKEY_CTX_set_group_name(EVP_PKEY_CTX *ctx, const char *name);
1986 int EVP_PKEY_CTX_get_group_name(EVP_PKEY_CTX *ctx, char *name, size_t namelen);
1987
1988 OSSL_LIB_CTX *EVP_PKEY_CTX_get0_libctx(EVP_PKEY_CTX *ctx);
1989 const char *EVP_PKEY_CTX_get0_propq(EVP_PKEY_CTX *ctx);
1990
1991 # ifdef __cplusplus
1992 }
1993 # endif
1994 #endif
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