2 * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved.
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
11 # define OPENSSL_EVP_H
14 # include <openssl/macros.h>
16 # define HEADER_ENVELOPE_H
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>
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
34 # define PKCS5_SALT_LEN 8
35 /* Default PKCS#5 iteration count */
36 # define PKCS5_DEFAULT_ITER 2048
38 # include <openssl/objects.h>
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
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
80 int EVP_set_default_properties(OPENSSL_CTX *libctx, const char *propq);
82 # define EVP_PKEY_MO_SIGN 0x0001
83 # define EVP_PKEY_MO_VERIFY 0x0002
84 # define EVP_PKEY_MO_ENCRYPT 0x0004
85 # define EVP_PKEY_MO_DECRYPT 0x0008
88 EVP_MD *EVP_MD_meth_new(int md_type, int pkey_type);
89 EVP_MD *EVP_MD_meth_dup(const EVP_MD *md);
90 void EVP_MD_meth_free(EVP_MD *md);
92 int EVP_MD_meth_set_input_blocksize(EVP_MD *md, int blocksize);
93 int EVP_MD_meth_set_result_size(EVP_MD *md, int resultsize);
94 int EVP_MD_meth_set_app_datasize(EVP_MD *md, int datasize);
95 int EVP_MD_meth_set_flags(EVP_MD *md, unsigned long flags);
96 int EVP_MD_meth_set_init(EVP_MD *md, int (*init)(EVP_MD_CTX *ctx));
97 int EVP_MD_meth_set_update(EVP_MD *md, int (*update)(EVP_MD_CTX *ctx,
100 int EVP_MD_meth_set_final(EVP_MD *md, int (*final)(EVP_MD_CTX *ctx,
102 int EVP_MD_meth_set_copy(EVP_MD *md, int (*copy)(EVP_MD_CTX *to,
103 const EVP_MD_CTX *from));
104 int EVP_MD_meth_set_cleanup(EVP_MD *md, int (*cleanup)(EVP_MD_CTX *ctx));
105 int EVP_MD_meth_set_ctrl(EVP_MD *md, int (*ctrl)(EVP_MD_CTX *ctx, int cmd,
108 int EVP_MD_meth_get_input_blocksize(const EVP_MD *md);
109 int EVP_MD_meth_get_result_size(const EVP_MD *md);
110 int EVP_MD_meth_get_app_datasize(const EVP_MD *md);
111 unsigned long EVP_MD_meth_get_flags(const EVP_MD *md);
112 int (*EVP_MD_meth_get_init(const EVP_MD *md))(EVP_MD_CTX *ctx);
113 int (*EVP_MD_meth_get_update(const EVP_MD *md))(EVP_MD_CTX *ctx,
116 int (*EVP_MD_meth_get_final(const EVP_MD *md))(EVP_MD_CTX *ctx,
118 int (*EVP_MD_meth_get_copy(const EVP_MD *md))(EVP_MD_CTX *to,
119 const EVP_MD_CTX *from);
120 int (*EVP_MD_meth_get_cleanup(const EVP_MD *md))(EVP_MD_CTX *ctx);
121 int (*EVP_MD_meth_get_ctrl(const EVP_MD *md))(EVP_MD_CTX *ctx, int cmd,
124 /* digest can only handle a single block */
125 # define EVP_MD_FLAG_ONESHOT 0x0001
127 /* digest is extensible-output function, XOF */
128 # define EVP_MD_FLAG_XOF 0x0002
130 /* DigestAlgorithmIdentifier flags... */
132 # define EVP_MD_FLAG_DIGALGID_MASK 0x0018
134 /* NULL or absent parameter accepted. Use NULL */
136 # define EVP_MD_FLAG_DIGALGID_NULL 0x0000
138 /* NULL or absent parameter accepted. Use NULL for PKCS#1 otherwise absent */
140 # define EVP_MD_FLAG_DIGALGID_ABSENT 0x0008
142 /* Custom handling via ctrl */
144 # define EVP_MD_FLAG_DIGALGID_CUSTOM 0x0018
146 /* Note if suitable for use in FIPS mode */
147 # define EVP_MD_FLAG_FIPS 0x0400
151 # define EVP_MD_CTRL_DIGALGID 0x1
152 # define EVP_MD_CTRL_MICALG 0x2
153 # define EVP_MD_CTRL_XOF_LEN 0x3
155 /* Minimum Algorithm specific ctrl value */
157 # define EVP_MD_CTRL_ALG_CTRL 0x1000
159 # endif /* !EVP_MD */
161 /* values for EVP_MD_CTX flags */
163 # define EVP_MD_CTX_FLAG_ONESHOT 0x0001/* digest update will be
164 * called once only */
165 # define EVP_MD_CTX_FLAG_CLEANED 0x0002/* context has already been
167 # define EVP_MD_CTX_FLAG_REUSE 0x0004/* Don't free up ctx->md_data
168 * in EVP_MD_CTX_reset */
170 * FIPS and pad options are ignored in 1.0.0, definitions are here so we
171 * don't accidentally reuse the values for other purposes.
174 # define EVP_MD_CTX_FLAG_NON_FIPS_ALLOW 0x0008/* Allow use of non FIPS
175 * digest in FIPS mode */
178 * The following PAD options are also currently ignored in 1.0.0, digest
179 * parameters are handled through EVP_DigestSign*() and EVP_DigestVerify*()
182 # define EVP_MD_CTX_FLAG_PAD_MASK 0xF0/* RSA mode to use */
183 # define EVP_MD_CTX_FLAG_PAD_PKCS1 0x00/* PKCS#1 v1.5 mode */
184 # define EVP_MD_CTX_FLAG_PAD_X931 0x10/* X9.31 mode */
185 # define EVP_MD_CTX_FLAG_PAD_PSS 0x20/* PSS mode */
187 # define EVP_MD_CTX_FLAG_NO_INIT 0x0100/* Don't initialize md_data */
189 * Some functions such as EVP_DigestSign only finalise copies of internal
190 * contexts so additional data can be included after the finalisation call.
191 * This is inefficient if this functionality is not required: it is disabled
192 * if the following flag is set.
194 # define EVP_MD_CTX_FLAG_FINALISE 0x0200
195 /* NOTE: 0x0400 is reserved for internal usage */
197 EVP_CIPHER *EVP_CIPHER_meth_new(int cipher_type, int block_size, int key_len);
198 EVP_CIPHER *EVP_CIPHER_meth_dup(const EVP_CIPHER *cipher);
199 void EVP_CIPHER_meth_free(EVP_CIPHER *cipher);
201 int EVP_CIPHER_meth_set_iv_length(EVP_CIPHER *cipher, int iv_len);
202 int EVP_CIPHER_meth_set_flags(EVP_CIPHER *cipher, unsigned long flags);
203 int EVP_CIPHER_meth_set_impl_ctx_size(EVP_CIPHER *cipher, int ctx_size);
204 int EVP_CIPHER_meth_set_init(EVP_CIPHER *cipher,
205 int (*init) (EVP_CIPHER_CTX *ctx,
206 const unsigned char *key,
207 const unsigned char *iv,
209 int EVP_CIPHER_meth_set_do_cipher(EVP_CIPHER *cipher,
210 int (*do_cipher) (EVP_CIPHER_CTX *ctx,
212 const unsigned char *in,
214 int EVP_CIPHER_meth_set_cleanup(EVP_CIPHER *cipher,
215 int (*cleanup) (EVP_CIPHER_CTX *));
216 int EVP_CIPHER_meth_set_set_asn1_params(EVP_CIPHER *cipher,
217 int (*set_asn1_parameters) (EVP_CIPHER_CTX *,
219 int EVP_CIPHER_meth_set_get_asn1_params(EVP_CIPHER *cipher,
220 int (*get_asn1_parameters) (EVP_CIPHER_CTX *,
222 int EVP_CIPHER_meth_set_ctrl(EVP_CIPHER *cipher,
223 int (*ctrl) (EVP_CIPHER_CTX *, int type,
224 int arg, void *ptr));
226 int (*EVP_CIPHER_meth_get_init(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *ctx,
227 const unsigned char *key,
228 const unsigned char *iv,
230 int (*EVP_CIPHER_meth_get_do_cipher(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *ctx,
232 const unsigned char *in,
234 int (*EVP_CIPHER_meth_get_cleanup(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *);
235 int (*EVP_CIPHER_meth_get_set_asn1_params(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *,
237 int (*EVP_CIPHER_meth_get_get_asn1_params(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *,
239 int (*EVP_CIPHER_meth_get_ctrl(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *,
243 /* Values for cipher flags */
245 /* Modes for ciphers */
247 # define EVP_CIPH_STREAM_CIPHER 0x0
248 # define EVP_CIPH_ECB_MODE 0x1
249 # define EVP_CIPH_CBC_MODE 0x2
250 # define EVP_CIPH_CFB_MODE 0x3
251 # define EVP_CIPH_OFB_MODE 0x4
252 # define EVP_CIPH_CTR_MODE 0x5
253 # define EVP_CIPH_GCM_MODE 0x6
254 # define EVP_CIPH_CCM_MODE 0x7
255 # define EVP_CIPH_XTS_MODE 0x10001
256 # define EVP_CIPH_WRAP_MODE 0x10002
257 # define EVP_CIPH_OCB_MODE 0x10003
258 # define EVP_CIPH_SIV_MODE 0x10004
259 # define EVP_CIPH_MODE 0xF0007
260 /* Set if variable length cipher */
261 # define EVP_CIPH_VARIABLE_LENGTH 0x8
262 /* Set if the iv handling should be done by the cipher itself */
263 # define EVP_CIPH_CUSTOM_IV 0x10
264 /* Set if the cipher's init() function should be called if key is NULL */
265 # define EVP_CIPH_ALWAYS_CALL_INIT 0x20
266 /* Call ctrl() to init cipher parameters */
267 # define EVP_CIPH_CTRL_INIT 0x40
268 /* Don't use standard key length function */
269 # define EVP_CIPH_CUSTOM_KEY_LENGTH 0x80
270 /* Don't use standard block padding */
271 # define EVP_CIPH_NO_PADDING 0x100
272 /* cipher handles random key generation */
273 # define EVP_CIPH_RAND_KEY 0x200
274 /* cipher has its own additional copying logic */
275 # define EVP_CIPH_CUSTOM_COPY 0x400
276 /* Don't use standard iv length function */
277 # define EVP_CIPH_CUSTOM_IV_LENGTH 0x800
278 /* Legacy and no longer relevant: Allow use default ASN1 get/set iv */
279 # define EVP_CIPH_FLAG_DEFAULT_ASN1 0
281 /* Buffer length in bits not bytes: CFB1 mode only */
282 # define EVP_CIPH_FLAG_LENGTH_BITS 0x2000
283 /* Note if suitable for use in FIPS mode */
284 # define EVP_CIPH_FLAG_FIPS 0x4000
285 /* Allow non FIPS cipher in FIPS mode */
286 # define EVP_CIPH_FLAG_NON_FIPS_ALLOW 0x8000
288 * Cipher handles any and all padding logic as well as finalisation.
290 # define EVP_CIPH_FLAG_CUSTOM_CIPHER 0x100000
291 # define EVP_CIPH_FLAG_AEAD_CIPHER 0x200000
292 # define EVP_CIPH_FLAG_TLS1_1_MULTIBLOCK 0x400000
293 /* Cipher can handle pipeline operations */
294 # define EVP_CIPH_FLAG_PIPELINE 0X800000
295 /* For provider implementations that handle ASN1 get/set param themselves */
296 # define EVP_CIPH_FLAG_CUSTOM_ASN1 0x1000000
299 * Cipher context flag to indicate we can handle wrap mode: if allowed in
300 * older applications it could overflow buffers.
303 # define EVP_CIPHER_CTX_FLAG_WRAP_ALLOW 0x1
307 # define EVP_CTRL_INIT 0x0
308 # define EVP_CTRL_SET_KEY_LENGTH 0x1
309 # define EVP_CTRL_GET_RC2_KEY_BITS 0x2
310 # define EVP_CTRL_SET_RC2_KEY_BITS 0x3
311 # define EVP_CTRL_GET_RC5_ROUNDS 0x4
312 # define EVP_CTRL_SET_RC5_ROUNDS 0x5
313 # define EVP_CTRL_RAND_KEY 0x6
314 # define EVP_CTRL_PBE_PRF_NID 0x7
315 # define EVP_CTRL_COPY 0x8
316 # define EVP_CTRL_AEAD_SET_IVLEN 0x9
317 # define EVP_CTRL_AEAD_GET_TAG 0x10
318 # define EVP_CTRL_AEAD_SET_TAG 0x11
319 # define EVP_CTRL_AEAD_SET_IV_FIXED 0x12
320 # define EVP_CTRL_GCM_SET_IVLEN EVP_CTRL_AEAD_SET_IVLEN
321 # define EVP_CTRL_GCM_GET_TAG EVP_CTRL_AEAD_GET_TAG
322 # define EVP_CTRL_GCM_SET_TAG EVP_CTRL_AEAD_SET_TAG
323 # define EVP_CTRL_GCM_SET_IV_FIXED EVP_CTRL_AEAD_SET_IV_FIXED
324 # define EVP_CTRL_GCM_IV_GEN 0x13
325 # define EVP_CTRL_CCM_SET_IVLEN EVP_CTRL_AEAD_SET_IVLEN
326 # define EVP_CTRL_CCM_GET_TAG EVP_CTRL_AEAD_GET_TAG
327 # define EVP_CTRL_CCM_SET_TAG EVP_CTRL_AEAD_SET_TAG
328 # define EVP_CTRL_CCM_SET_IV_FIXED EVP_CTRL_AEAD_SET_IV_FIXED
329 # define EVP_CTRL_CCM_SET_L 0x14
330 # define EVP_CTRL_CCM_SET_MSGLEN 0x15
332 * AEAD cipher deduces payload length and returns number of bytes required to
333 * store MAC and eventual padding. Subsequent call to EVP_Cipher even
334 * appends/verifies MAC.
336 # define EVP_CTRL_AEAD_TLS1_AAD 0x16
337 /* Used by composite AEAD ciphers, no-op in GCM, CCM... */
338 # define EVP_CTRL_AEAD_SET_MAC_KEY 0x17
339 /* Set the GCM invocation field, decrypt only */
340 # define EVP_CTRL_GCM_SET_IV_INV 0x18
342 # define EVP_CTRL_TLS1_1_MULTIBLOCK_AAD 0x19
343 # define EVP_CTRL_TLS1_1_MULTIBLOCK_ENCRYPT 0x1a
344 # define EVP_CTRL_TLS1_1_MULTIBLOCK_DECRYPT 0x1b
345 # define EVP_CTRL_TLS1_1_MULTIBLOCK_MAX_BUFSIZE 0x1c
347 # define EVP_CTRL_SSL3_MASTER_SECRET 0x1d
349 /* EVP_CTRL_SET_SBOX takes the char * specifying S-boxes */
350 # define EVP_CTRL_SET_SBOX 0x1e
352 * EVP_CTRL_SBOX_USED takes a 'size_t' and 'char *', pointing at a
353 * pre-allocated buffer with specified size
355 # define EVP_CTRL_SBOX_USED 0x1f
356 /* EVP_CTRL_KEY_MESH takes 'size_t' number of bytes to mesh the key after,
357 * 0 switches meshing off
359 # define EVP_CTRL_KEY_MESH 0x20
360 /* EVP_CTRL_BLOCK_PADDING_MODE takes the padding mode */
361 # define EVP_CTRL_BLOCK_PADDING_MODE 0x21
363 /* Set the output buffers to use for a pipelined operation */
364 # define EVP_CTRL_SET_PIPELINE_OUTPUT_BUFS 0x22
365 /* Set the input buffers to use for a pipelined operation */
366 # define EVP_CTRL_SET_PIPELINE_INPUT_BUFS 0x23
367 /* Set the input buffer lengths to use for a pipelined operation */
368 # define EVP_CTRL_SET_PIPELINE_INPUT_LENS 0x24
369 /* Get the IV length used by the cipher */
370 # define EVP_CTRL_GET_IVLEN 0x25
371 /* Get the IV used by the cipher */
372 # define EVP_CTRL_GET_IV 0x26
373 /* Tell the cipher it's doing a speed test (SIV disallows multiple ops) */
374 # define EVP_CTRL_SET_SPEED 0x27
377 #define EVP_PADDING_PKCS7 1
378 #define EVP_PADDING_ISO7816_4 2
379 #define EVP_PADDING_ANSI923 3
380 #define EVP_PADDING_ISO10126 4
381 #define EVP_PADDING_ZERO 5
383 /* RFC 5246 defines additional data to be 13 bytes in length */
384 # define EVP_AEAD_TLS1_AAD_LEN 13
388 const unsigned char *inp;
390 unsigned int interleave;
391 } EVP_CTRL_TLS1_1_MULTIBLOCK_PARAM;
393 /* GCM TLS constants */
394 /* Length of fixed part of IV derived from PRF */
395 # define EVP_GCM_TLS_FIXED_IV_LEN 4
396 /* Length of explicit part of IV part of TLS records */
397 # define EVP_GCM_TLS_EXPLICIT_IV_LEN 8
398 /* Length of tag for TLS */
399 # define EVP_GCM_TLS_TAG_LEN 16
401 /* CCM TLS constants */
402 /* Length of fixed part of IV derived from PRF */
403 # define EVP_CCM_TLS_FIXED_IV_LEN 4
404 /* Length of explicit part of IV part of TLS records */
405 # define EVP_CCM_TLS_EXPLICIT_IV_LEN 8
406 /* Total length of CCM IV length for TLS */
407 # define EVP_CCM_TLS_IV_LEN 12
408 /* Length of tag for TLS */
409 # define EVP_CCM_TLS_TAG_LEN 16
410 /* Length of CCM8 tag for TLS */
411 # define EVP_CCM8_TLS_TAG_LEN 8
413 /* Length of tag for TLS */
414 # define EVP_CHACHAPOLY_TLS_TAG_LEN 16
416 typedef struct evp_cipher_info_st {
417 const EVP_CIPHER *cipher;
418 unsigned char iv[EVP_MAX_IV_LENGTH];
422 /* Password based encryption function */
423 typedef int (EVP_PBE_KEYGEN) (EVP_CIPHER_CTX *ctx, const char *pass,
424 int passlen, ASN1_TYPE *param,
425 const EVP_CIPHER *cipher, const EVP_MD *md,
428 # ifndef OPENSSL_NO_RSA
429 # define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
433 # ifndef OPENSSL_NO_DSA
434 # define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
438 # ifndef OPENSSL_NO_DH
439 # define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,(dh))
442 # ifndef OPENSSL_NO_EC
443 # define EVP_PKEY_assign_EC_KEY(pkey,eckey) EVP_PKEY_assign((pkey),EVP_PKEY_EC,\
446 # ifndef OPENSSL_NO_SIPHASH
447 # define EVP_PKEY_assign_SIPHASH(pkey,shkey) EVP_PKEY_assign((pkey),\
448 EVP_PKEY_SIPHASH,(shkey))
451 # ifndef OPENSSL_NO_POLY1305
452 # define EVP_PKEY_assign_POLY1305(pkey,polykey) EVP_PKEY_assign((pkey),\
453 EVP_PKEY_POLY1305,(polykey))
456 /* Add some extra combinations */
457 # define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
458 # define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
459 # define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
460 # define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
462 int EVP_MD_type(const EVP_MD *md);
463 # define EVP_MD_nid(e) EVP_MD_type(e)
464 const char *EVP_MD_name(const EVP_MD *md);
465 int EVP_MD_is_a(const EVP_MD *md, const char *name);
466 const OSSL_PROVIDER *EVP_MD_provider(const EVP_MD *md);
467 int EVP_MD_pkey_type(const EVP_MD *md);
468 int EVP_MD_size(const EVP_MD *md);
469 int EVP_MD_block_size(const EVP_MD *md);
470 unsigned long EVP_MD_flags(const EVP_MD *md);
472 const EVP_MD *EVP_MD_CTX_md(const EVP_MD_CTX *ctx);
473 int (*EVP_MD_CTX_update_fn(EVP_MD_CTX *ctx))(EVP_MD_CTX *ctx,
474 const void *data, size_t count);
475 void EVP_MD_CTX_set_update_fn(EVP_MD_CTX *ctx,
476 int (*update) (EVP_MD_CTX *ctx,
477 const void *data, size_t count));
478 # define EVP_MD_CTX_name(e) EVP_MD_name(EVP_MD_CTX_md(e))
479 # define EVP_MD_CTX_size(e) EVP_MD_size(EVP_MD_CTX_md(e))
480 # define EVP_MD_CTX_block_size(e) EVP_MD_block_size(EVP_MD_CTX_md(e))
481 # define EVP_MD_CTX_type(e) EVP_MD_type(EVP_MD_CTX_md(e))
482 EVP_PKEY_CTX *EVP_MD_CTX_pkey_ctx(const EVP_MD_CTX *ctx);
483 void EVP_MD_CTX_set_pkey_ctx(EVP_MD_CTX *ctx, EVP_PKEY_CTX *pctx);
484 void *EVP_MD_CTX_md_data(const EVP_MD_CTX *ctx);
486 int EVP_CIPHER_nid(const EVP_CIPHER *cipher);
487 const char *EVP_CIPHER_name(const EVP_CIPHER *cipher);
488 int EVP_CIPHER_is_a(const EVP_CIPHER *cipher, const char *name);
489 const OSSL_PROVIDER *EVP_CIPHER_provider(const EVP_CIPHER *cipher);
490 int EVP_CIPHER_block_size(const EVP_CIPHER *cipher);
491 int EVP_CIPHER_impl_ctx_size(const EVP_CIPHER *cipher);
492 int EVP_CIPHER_key_length(const EVP_CIPHER *cipher);
493 int EVP_CIPHER_iv_length(const EVP_CIPHER *cipher);
494 unsigned long EVP_CIPHER_flags(const EVP_CIPHER *cipher);
495 int EVP_CIPHER_mode(const EVP_CIPHER *cipher);
496 EVP_CIPHER *EVP_CIPHER_fetch(OPENSSL_CTX *ctx, const char *algorithm,
497 const char *properties);
498 int EVP_CIPHER_up_ref(EVP_CIPHER *cipher);
499 void EVP_CIPHER_free(EVP_CIPHER *cipher);
501 const EVP_CIPHER *EVP_CIPHER_CTX_cipher(const EVP_CIPHER_CTX *ctx);
502 int EVP_CIPHER_CTX_encrypting(const EVP_CIPHER_CTX *ctx);
503 int EVP_CIPHER_CTX_nid(const EVP_CIPHER_CTX *ctx);
504 int EVP_CIPHER_CTX_block_size(const EVP_CIPHER_CTX *ctx);
505 int EVP_CIPHER_CTX_key_length(const EVP_CIPHER_CTX *ctx);
506 int EVP_CIPHER_CTX_iv_length(const EVP_CIPHER_CTX *ctx);
507 int EVP_CIPHER_CTX_tag_length(const EVP_CIPHER_CTX *ctx);
508 const unsigned char *EVP_CIPHER_CTX_iv(const EVP_CIPHER_CTX *ctx);
509 const unsigned char *EVP_CIPHER_CTX_original_iv(const EVP_CIPHER_CTX *ctx);
510 unsigned char *EVP_CIPHER_CTX_iv_noconst(EVP_CIPHER_CTX *ctx);
511 unsigned char *EVP_CIPHER_CTX_buf_noconst(EVP_CIPHER_CTX *ctx);
512 int EVP_CIPHER_CTX_num(const EVP_CIPHER_CTX *ctx);
513 int EVP_CIPHER_CTX_set_num(EVP_CIPHER_CTX *ctx, int num);
514 int EVP_CIPHER_CTX_copy(EVP_CIPHER_CTX *out, const EVP_CIPHER_CTX *in);
515 void *EVP_CIPHER_CTX_get_app_data(const EVP_CIPHER_CTX *ctx);
516 void EVP_CIPHER_CTX_set_app_data(EVP_CIPHER_CTX *ctx, void *data);
517 void *EVP_CIPHER_CTX_get_cipher_data(const EVP_CIPHER_CTX *ctx);
518 void *EVP_CIPHER_CTX_set_cipher_data(EVP_CIPHER_CTX *ctx, void *cipher_data);
519 # define EVP_CIPHER_CTX_name(c) EVP_CIPHER_name(EVP_CIPHER_CTX_cipher(c))
520 # define EVP_CIPHER_CTX_type(c) EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c))
521 # if !OPENSSL_API_1_1_0
522 # define EVP_CIPHER_CTX_flags(c) EVP_CIPHER_flags(EVP_CIPHER_CTX_cipher(c))
524 # define EVP_CIPHER_CTX_mode(c) EVP_CIPHER_mode(EVP_CIPHER_CTX_cipher(c))
526 # define EVP_ENCODE_LENGTH(l) ((((l)+2)/3*4)+((l)/48+1)*2+80)
527 # define EVP_DECODE_LENGTH(l) (((l)+3)/4*3+80)
529 # define EVP_SignInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
530 # define EVP_SignInit(a,b) EVP_DigestInit(a,b)
531 # define EVP_SignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
532 # define EVP_VerifyInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
533 # define EVP_VerifyInit(a,b) EVP_DigestInit(a,b)
534 # define EVP_VerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
535 # define EVP_OpenUpdate(a,b,c,d,e) EVP_DecryptUpdate(a,b,c,d,e)
536 # define EVP_SealUpdate(a,b,c,d,e) EVP_EncryptUpdate(a,b,c,d,e)
539 void BIO_set_md(BIO *, const EVP_MD *md);
541 # define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,0,(void *)(md))
543 # define BIO_get_md(b,mdp) BIO_ctrl(b,BIO_C_GET_MD,0,(mdp))
544 # define BIO_get_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_GET_MD_CTX,0,(mdcp))
545 # define BIO_set_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_SET_MD_CTX,0,(mdcp))
546 # define BIO_get_cipher_status(b) BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
547 # define BIO_get_cipher_ctx(b,c_pp) BIO_ctrl(b,BIO_C_GET_CIPHER_CTX,0,(c_pp))
549 /*__owur*/ int EVP_Cipher(EVP_CIPHER_CTX *c,
551 const unsigned char *in, unsigned int inl);
553 # define EVP_add_cipher_alias(n,alias) \
554 OBJ_NAME_add((alias),OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS,(n))
555 # define EVP_add_digest_alias(n,alias) \
556 OBJ_NAME_add((alias),OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,(n))
557 # define EVP_delete_cipher_alias(alias) \
558 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS);
559 # define EVP_delete_digest_alias(alias) \
560 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS);
562 int EVP_MD_get_params(const EVP_MD *digest, OSSL_PARAM params[]);
563 int EVP_MD_CTX_set_params(EVP_MD_CTX *ctx, const OSSL_PARAM params[]);
564 int EVP_MD_CTX_get_params(EVP_MD_CTX *ctx, OSSL_PARAM params[]);
565 const OSSL_PARAM *EVP_MD_gettable_params(const EVP_MD *digest);
566 const OSSL_PARAM *EVP_MD_settable_ctx_params(const EVP_MD *md);
567 const OSSL_PARAM *EVP_MD_gettable_ctx_params(const EVP_MD *md);
568 const OSSL_PARAM *EVP_MD_CTX_settable_params(EVP_MD_CTX *ctx);
569 const OSSL_PARAM *EVP_MD_CTX_gettable_params(EVP_MD_CTX *ctx);
570 int EVP_MD_CTX_ctrl(EVP_MD_CTX *ctx, int cmd, int p1, void *p2);
571 EVP_MD_CTX *EVP_MD_CTX_new(void);
572 int EVP_MD_CTX_reset(EVP_MD_CTX *ctx);
573 void EVP_MD_CTX_free(EVP_MD_CTX *ctx);
574 # define EVP_MD_CTX_create() EVP_MD_CTX_new()
575 # define EVP_MD_CTX_init(ctx) EVP_MD_CTX_reset((ctx))
576 # define EVP_MD_CTX_destroy(ctx) EVP_MD_CTX_free((ctx))
577 __owur int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out, const EVP_MD_CTX *in);
578 void EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags);
579 void EVP_MD_CTX_clear_flags(EVP_MD_CTX *ctx, int flags);
580 int EVP_MD_CTX_test_flags(const EVP_MD_CTX *ctx, int flags);
581 __owur int EVP_DigestInit_ex(EVP_MD_CTX *ctx, const EVP_MD *type,
583 __owur int EVP_DigestUpdate(EVP_MD_CTX *ctx, const void *d,
585 __owur int EVP_DigestFinal_ex(EVP_MD_CTX *ctx, unsigned char *md,
587 __owur int EVP_Digest(const void *data, size_t count,
588 unsigned char *md, unsigned int *size,
589 const EVP_MD *type, ENGINE *impl);
591 __owur int EVP_MD_CTX_copy(EVP_MD_CTX *out, const EVP_MD_CTX *in);
592 __owur int EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
593 __owur int EVP_DigestFinal(EVP_MD_CTX *ctx, unsigned char *md,
595 __owur int EVP_DigestFinalXOF(EVP_MD_CTX *ctx, unsigned char *md,
598 __owur EVP_MD *EVP_MD_fetch(OPENSSL_CTX *ctx, const char *algorithm,
599 const char *properties);
600 int EVP_MD_up_ref(EVP_MD *md);
601 void EVP_MD_free(EVP_MD *md);
603 int EVP_read_pw_string(char *buf, int length, const char *prompt, int verify);
604 int EVP_read_pw_string_min(char *buf, int minlen, int maxlen,
605 const char *prompt, int verify);
606 void EVP_set_pw_prompt(const char *prompt);
607 char *EVP_get_pw_prompt(void);
609 __owur int EVP_BytesToKey(const EVP_CIPHER *type, const EVP_MD *md,
610 const unsigned char *salt,
611 const unsigned char *data, int datal, int count,
612 unsigned char *key, unsigned char *iv);
614 void EVP_CIPHER_CTX_set_flags(EVP_CIPHER_CTX *ctx, int flags);
615 void EVP_CIPHER_CTX_clear_flags(EVP_CIPHER_CTX *ctx, int flags);
616 int EVP_CIPHER_CTX_test_flags(const EVP_CIPHER_CTX *ctx, int flags);
618 __owur int EVP_EncryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
619 const unsigned char *key, const unsigned char *iv);
620 /*__owur*/ int EVP_EncryptInit_ex(EVP_CIPHER_CTX *ctx,
621 const EVP_CIPHER *cipher, ENGINE *impl,
622 const unsigned char *key,
623 const unsigned char *iv);
624 /*__owur*/ int EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
625 int *outl, const unsigned char *in, int inl);
626 /*__owur*/ int EVP_EncryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out,
628 /*__owur*/ int EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out,
631 __owur int EVP_DecryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
632 const unsigned char *key, const unsigned char *iv);
633 /*__owur*/ int EVP_DecryptInit_ex(EVP_CIPHER_CTX *ctx,
634 const EVP_CIPHER *cipher, ENGINE *impl,
635 const unsigned char *key,
636 const unsigned char *iv);
637 /*__owur*/ int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
638 int *outl, const unsigned char *in, int inl);
639 __owur int EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm,
641 /*__owur*/ int EVP_DecryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm,
644 __owur int EVP_CipherInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
645 const unsigned char *key, const unsigned char *iv,
647 /*__owur*/ int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx,
648 const EVP_CIPHER *cipher, ENGINE *impl,
649 const unsigned char *key,
650 const unsigned char *iv, int enc);
651 __owur int EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
652 int *outl, const unsigned char *in, int inl);
653 __owur int EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm,
655 __owur int EVP_CipherFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm,
658 __owur int EVP_SignFinal(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *s,
661 __owur int EVP_DigestSign(EVP_MD_CTX *ctx, unsigned char *sigret,
662 size_t *siglen, const unsigned char *tbs,
665 __owur int EVP_VerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sigbuf,
666 unsigned int siglen, EVP_PKEY *pkey);
668 __owur int EVP_DigestVerify(EVP_MD_CTX *ctx, const unsigned char *sigret,
669 size_t siglen, const unsigned char *tbs,
672 int EVP_DigestSignInit_ex(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
673 const char *mdname, const char *props, EVP_PKEY *pkey,
674 EVP_SIGNATURE *signature);
675 /*__owur*/ int EVP_DigestSignInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
676 const EVP_MD *type, ENGINE *e,
678 int EVP_DigestSignUpdate(EVP_MD_CTX *ctx, const void *data, size_t dsize);
679 __owur int EVP_DigestSignFinal(EVP_MD_CTX *ctx, unsigned char *sigret,
682 int EVP_DigestVerifyInit_ex(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
683 const char *mdname, const char *props,
684 EVP_PKEY *pkey, EVP_SIGNATURE *signature);
685 __owur int EVP_DigestVerifyInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
686 const EVP_MD *type, ENGINE *e,
688 int EVP_DigestVerifyUpdate(EVP_MD_CTX *ctx, const void *data, size_t dsize);
689 __owur int EVP_DigestVerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sig,
692 # ifndef OPENSSL_NO_RSA
693 __owur int EVP_OpenInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
694 const unsigned char *ek, int ekl,
695 const unsigned char *iv, EVP_PKEY *priv);
696 __owur int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
698 __owur int EVP_SealInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
699 unsigned char **ek, int *ekl, unsigned char *iv,
700 EVP_PKEY **pubk, int npubk);
701 __owur int EVP_SealFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
704 EVP_ENCODE_CTX *EVP_ENCODE_CTX_new(void);
705 void EVP_ENCODE_CTX_free(EVP_ENCODE_CTX *ctx);
706 int EVP_ENCODE_CTX_copy(EVP_ENCODE_CTX *dctx, const EVP_ENCODE_CTX *sctx);
707 int EVP_ENCODE_CTX_num(EVP_ENCODE_CTX *ctx);
708 void EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
709 int EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
710 const unsigned char *in, int inl);
711 void EVP_EncodeFinal(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl);
712 int EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int n);
714 void EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
715 int EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
716 const unsigned char *in, int inl);
717 int EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned
718 char *out, int *outl);
719 int EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n);
721 # if !OPENSSL_API_1_1_0
722 # define EVP_CIPHER_CTX_init(c) EVP_CIPHER_CTX_reset(c)
723 # define EVP_CIPHER_CTX_cleanup(c) EVP_CIPHER_CTX_reset(c)
725 EVP_CIPHER_CTX *EVP_CIPHER_CTX_new(void);
726 int EVP_CIPHER_CTX_reset(EVP_CIPHER_CTX *c);
727 void EVP_CIPHER_CTX_free(EVP_CIPHER_CTX *c);
728 int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *x, int keylen);
729 int EVP_CIPHER_CTX_set_padding(EVP_CIPHER_CTX *c, int pad);
730 int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr);
731 int EVP_CIPHER_CTX_rand_key(EVP_CIPHER_CTX *ctx, unsigned char *key);
732 int EVP_CIPHER_get_params(EVP_CIPHER *cipher, OSSL_PARAM params[]);
733 int EVP_CIPHER_CTX_set_params(EVP_CIPHER_CTX *ctx, const OSSL_PARAM params[]);
734 int EVP_CIPHER_CTX_get_params(EVP_CIPHER_CTX *ctx, OSSL_PARAM params[]);
735 const OSSL_PARAM *EVP_CIPHER_gettable_params(const EVP_CIPHER *cipher);
736 const OSSL_PARAM *EVP_CIPHER_settable_ctx_params(const EVP_CIPHER *cipher);
737 const OSSL_PARAM *EVP_CIPHER_gettable_ctx_params(const EVP_CIPHER *cipher);
739 const BIO_METHOD *BIO_f_md(void);
740 const BIO_METHOD *BIO_f_base64(void);
741 const BIO_METHOD *BIO_f_cipher(void);
742 const BIO_METHOD *BIO_f_reliable(void);
743 __owur int BIO_set_cipher(BIO *b, const EVP_CIPHER *c, const unsigned char *k,
744 const unsigned char *i, int enc);
746 const EVP_MD *EVP_md_null(void);
747 # ifndef OPENSSL_NO_MD2
748 const EVP_MD *EVP_md2(void);
750 # ifndef OPENSSL_NO_MD4
751 const EVP_MD *EVP_md4(void);
753 # ifndef OPENSSL_NO_MD5
754 const EVP_MD *EVP_md5(void);
755 const EVP_MD *EVP_md5_sha1(void);
757 # ifndef OPENSSL_NO_BLAKE2
758 const EVP_MD *EVP_blake2b512(void);
759 const EVP_MD *EVP_blake2s256(void);
761 const EVP_MD *EVP_sha1(void);
762 const EVP_MD *EVP_sha224(void);
763 const EVP_MD *EVP_sha256(void);
764 const EVP_MD *EVP_sha384(void);
765 const EVP_MD *EVP_sha512(void);
766 const EVP_MD *EVP_sha512_224(void);
767 const EVP_MD *EVP_sha512_256(void);
768 const EVP_MD *EVP_sha3_224(void);
769 const EVP_MD *EVP_sha3_256(void);
770 const EVP_MD *EVP_sha3_384(void);
771 const EVP_MD *EVP_sha3_512(void);
772 const EVP_MD *EVP_shake128(void);
773 const EVP_MD *EVP_shake256(void);
775 # ifndef OPENSSL_NO_MDC2
776 const EVP_MD *EVP_mdc2(void);
778 # ifndef OPENSSL_NO_RMD160
779 const EVP_MD *EVP_ripemd160(void);
781 # ifndef OPENSSL_NO_WHIRLPOOL
782 const EVP_MD *EVP_whirlpool(void);
784 # ifndef OPENSSL_NO_SM3
785 const EVP_MD *EVP_sm3(void);
787 const EVP_CIPHER *EVP_enc_null(void); /* does nothing :-) */
788 # ifndef OPENSSL_NO_DES
789 const EVP_CIPHER *EVP_des_ecb(void);
790 const EVP_CIPHER *EVP_des_ede(void);
791 const EVP_CIPHER *EVP_des_ede3(void);
792 const EVP_CIPHER *EVP_des_ede_ecb(void);
793 const EVP_CIPHER *EVP_des_ede3_ecb(void);
794 const EVP_CIPHER *EVP_des_cfb64(void);
795 # define EVP_des_cfb EVP_des_cfb64
796 const EVP_CIPHER *EVP_des_cfb1(void);
797 const EVP_CIPHER *EVP_des_cfb8(void);
798 const EVP_CIPHER *EVP_des_ede_cfb64(void);
799 # define EVP_des_ede_cfb EVP_des_ede_cfb64
800 const EVP_CIPHER *EVP_des_ede3_cfb64(void);
801 # define EVP_des_ede3_cfb EVP_des_ede3_cfb64
802 const EVP_CIPHER *EVP_des_ede3_cfb1(void);
803 const EVP_CIPHER *EVP_des_ede3_cfb8(void);
804 const EVP_CIPHER *EVP_des_ofb(void);
805 const EVP_CIPHER *EVP_des_ede_ofb(void);
806 const EVP_CIPHER *EVP_des_ede3_ofb(void);
807 const EVP_CIPHER *EVP_des_cbc(void);
808 const EVP_CIPHER *EVP_des_ede_cbc(void);
809 const EVP_CIPHER *EVP_des_ede3_cbc(void);
810 const EVP_CIPHER *EVP_desx_cbc(void);
811 const EVP_CIPHER *EVP_des_ede3_wrap(void);
813 * This should now be supported through the dev_crypto ENGINE. But also, why
814 * are rc4 and md5 declarations made here inside a "NO_DES" precompiler
818 # ifndef OPENSSL_NO_RC4
819 const EVP_CIPHER *EVP_rc4(void);
820 const EVP_CIPHER *EVP_rc4_40(void);
821 # ifndef OPENSSL_NO_MD5
822 const EVP_CIPHER *EVP_rc4_hmac_md5(void);
825 # ifndef OPENSSL_NO_IDEA
826 const EVP_CIPHER *EVP_idea_ecb(void);
827 const EVP_CIPHER *EVP_idea_cfb64(void);
828 # define EVP_idea_cfb EVP_idea_cfb64
829 const EVP_CIPHER *EVP_idea_ofb(void);
830 const EVP_CIPHER *EVP_idea_cbc(void);
832 # ifndef OPENSSL_NO_RC2
833 const EVP_CIPHER *EVP_rc2_ecb(void);
834 const EVP_CIPHER *EVP_rc2_cbc(void);
835 const EVP_CIPHER *EVP_rc2_40_cbc(void);
836 const EVP_CIPHER *EVP_rc2_64_cbc(void);
837 const EVP_CIPHER *EVP_rc2_cfb64(void);
838 # define EVP_rc2_cfb EVP_rc2_cfb64
839 const EVP_CIPHER *EVP_rc2_ofb(void);
841 # ifndef OPENSSL_NO_BF
842 const EVP_CIPHER *EVP_bf_ecb(void);
843 const EVP_CIPHER *EVP_bf_cbc(void);
844 const EVP_CIPHER *EVP_bf_cfb64(void);
845 # define EVP_bf_cfb EVP_bf_cfb64
846 const EVP_CIPHER *EVP_bf_ofb(void);
848 # ifndef OPENSSL_NO_CAST
849 const EVP_CIPHER *EVP_cast5_ecb(void);
850 const EVP_CIPHER *EVP_cast5_cbc(void);
851 const EVP_CIPHER *EVP_cast5_cfb64(void);
852 # define EVP_cast5_cfb EVP_cast5_cfb64
853 const EVP_CIPHER *EVP_cast5_ofb(void);
855 # ifndef OPENSSL_NO_RC5
856 const EVP_CIPHER *EVP_rc5_32_12_16_cbc(void);
857 const EVP_CIPHER *EVP_rc5_32_12_16_ecb(void);
858 const EVP_CIPHER *EVP_rc5_32_12_16_cfb64(void);
859 # define EVP_rc5_32_12_16_cfb EVP_rc5_32_12_16_cfb64
860 const EVP_CIPHER *EVP_rc5_32_12_16_ofb(void);
862 const EVP_CIPHER *EVP_aes_128_ecb(void);
863 const EVP_CIPHER *EVP_aes_128_cbc(void);
864 const EVP_CIPHER *EVP_aes_128_cfb1(void);
865 const EVP_CIPHER *EVP_aes_128_cfb8(void);
866 const EVP_CIPHER *EVP_aes_128_cfb128(void);
867 # define EVP_aes_128_cfb EVP_aes_128_cfb128
868 const EVP_CIPHER *EVP_aes_128_ofb(void);
869 const EVP_CIPHER *EVP_aes_128_ctr(void);
870 const EVP_CIPHER *EVP_aes_128_ccm(void);
871 const EVP_CIPHER *EVP_aes_128_gcm(void);
872 const EVP_CIPHER *EVP_aes_128_xts(void);
873 const EVP_CIPHER *EVP_aes_128_wrap(void);
874 const EVP_CIPHER *EVP_aes_128_wrap_pad(void);
875 # ifndef OPENSSL_NO_OCB
876 const EVP_CIPHER *EVP_aes_128_ocb(void);
878 const EVP_CIPHER *EVP_aes_192_ecb(void);
879 const EVP_CIPHER *EVP_aes_192_cbc(void);
880 const EVP_CIPHER *EVP_aes_192_cfb1(void);
881 const EVP_CIPHER *EVP_aes_192_cfb8(void);
882 const EVP_CIPHER *EVP_aes_192_cfb128(void);
883 # define EVP_aes_192_cfb EVP_aes_192_cfb128
884 const EVP_CIPHER *EVP_aes_192_ofb(void);
885 const EVP_CIPHER *EVP_aes_192_ctr(void);
886 const EVP_CIPHER *EVP_aes_192_ccm(void);
887 const EVP_CIPHER *EVP_aes_192_gcm(void);
888 const EVP_CIPHER *EVP_aes_192_wrap(void);
889 const EVP_CIPHER *EVP_aes_192_wrap_pad(void);
890 # ifndef OPENSSL_NO_OCB
891 const EVP_CIPHER *EVP_aes_192_ocb(void);
893 const EVP_CIPHER *EVP_aes_256_ecb(void);
894 const EVP_CIPHER *EVP_aes_256_cbc(void);
895 const EVP_CIPHER *EVP_aes_256_cfb1(void);
896 const EVP_CIPHER *EVP_aes_256_cfb8(void);
897 const EVP_CIPHER *EVP_aes_256_cfb128(void);
898 # define EVP_aes_256_cfb EVP_aes_256_cfb128
899 const EVP_CIPHER *EVP_aes_256_ofb(void);
900 const EVP_CIPHER *EVP_aes_256_ctr(void);
901 const EVP_CIPHER *EVP_aes_256_ccm(void);
902 const EVP_CIPHER *EVP_aes_256_gcm(void);
903 const EVP_CIPHER *EVP_aes_256_xts(void);
904 const EVP_CIPHER *EVP_aes_256_wrap(void);
905 const EVP_CIPHER *EVP_aes_256_wrap_pad(void);
906 # ifndef OPENSSL_NO_OCB
907 const EVP_CIPHER *EVP_aes_256_ocb(void);
909 const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha1(void);
910 const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha1(void);
911 const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha256(void);
912 const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha256(void);
913 # ifndef OPENSSL_NO_SIV
914 const EVP_CIPHER *EVP_aes_128_siv(void);
915 const EVP_CIPHER *EVP_aes_192_siv(void);
916 const EVP_CIPHER *EVP_aes_256_siv(void);
918 # ifndef OPENSSL_NO_ARIA
919 const EVP_CIPHER *EVP_aria_128_ecb(void);
920 const EVP_CIPHER *EVP_aria_128_cbc(void);
921 const EVP_CIPHER *EVP_aria_128_cfb1(void);
922 const EVP_CIPHER *EVP_aria_128_cfb8(void);
923 const EVP_CIPHER *EVP_aria_128_cfb128(void);
924 # define EVP_aria_128_cfb EVP_aria_128_cfb128
925 const EVP_CIPHER *EVP_aria_128_ctr(void);
926 const EVP_CIPHER *EVP_aria_128_ofb(void);
927 const EVP_CIPHER *EVP_aria_128_gcm(void);
928 const EVP_CIPHER *EVP_aria_128_ccm(void);
929 const EVP_CIPHER *EVP_aria_192_ecb(void);
930 const EVP_CIPHER *EVP_aria_192_cbc(void);
931 const EVP_CIPHER *EVP_aria_192_cfb1(void);
932 const EVP_CIPHER *EVP_aria_192_cfb8(void);
933 const EVP_CIPHER *EVP_aria_192_cfb128(void);
934 # define EVP_aria_192_cfb EVP_aria_192_cfb128
935 const EVP_CIPHER *EVP_aria_192_ctr(void);
936 const EVP_CIPHER *EVP_aria_192_ofb(void);
937 const EVP_CIPHER *EVP_aria_192_gcm(void);
938 const EVP_CIPHER *EVP_aria_192_ccm(void);
939 const EVP_CIPHER *EVP_aria_256_ecb(void);
940 const EVP_CIPHER *EVP_aria_256_cbc(void);
941 const EVP_CIPHER *EVP_aria_256_cfb1(void);
942 const EVP_CIPHER *EVP_aria_256_cfb8(void);
943 const EVP_CIPHER *EVP_aria_256_cfb128(void);
944 # define EVP_aria_256_cfb EVP_aria_256_cfb128
945 const EVP_CIPHER *EVP_aria_256_ctr(void);
946 const EVP_CIPHER *EVP_aria_256_ofb(void);
947 const EVP_CIPHER *EVP_aria_256_gcm(void);
948 const EVP_CIPHER *EVP_aria_256_ccm(void);
950 # ifndef OPENSSL_NO_CAMELLIA
951 const EVP_CIPHER *EVP_camellia_128_ecb(void);
952 const EVP_CIPHER *EVP_camellia_128_cbc(void);
953 const EVP_CIPHER *EVP_camellia_128_cfb1(void);
954 const EVP_CIPHER *EVP_camellia_128_cfb8(void);
955 const EVP_CIPHER *EVP_camellia_128_cfb128(void);
956 # define EVP_camellia_128_cfb EVP_camellia_128_cfb128
957 const EVP_CIPHER *EVP_camellia_128_ofb(void);
958 const EVP_CIPHER *EVP_camellia_128_ctr(void);
959 const EVP_CIPHER *EVP_camellia_192_ecb(void);
960 const EVP_CIPHER *EVP_camellia_192_cbc(void);
961 const EVP_CIPHER *EVP_camellia_192_cfb1(void);
962 const EVP_CIPHER *EVP_camellia_192_cfb8(void);
963 const EVP_CIPHER *EVP_camellia_192_cfb128(void);
964 # define EVP_camellia_192_cfb EVP_camellia_192_cfb128
965 const EVP_CIPHER *EVP_camellia_192_ofb(void);
966 const EVP_CIPHER *EVP_camellia_192_ctr(void);
967 const EVP_CIPHER *EVP_camellia_256_ecb(void);
968 const EVP_CIPHER *EVP_camellia_256_cbc(void);
969 const EVP_CIPHER *EVP_camellia_256_cfb1(void);
970 const EVP_CIPHER *EVP_camellia_256_cfb8(void);
971 const EVP_CIPHER *EVP_camellia_256_cfb128(void);
972 # define EVP_camellia_256_cfb EVP_camellia_256_cfb128
973 const EVP_CIPHER *EVP_camellia_256_ofb(void);
974 const EVP_CIPHER *EVP_camellia_256_ctr(void);
976 # ifndef OPENSSL_NO_CHACHA
977 const EVP_CIPHER *EVP_chacha20(void);
978 # ifndef OPENSSL_NO_POLY1305
979 const EVP_CIPHER *EVP_chacha20_poly1305(void);
983 # ifndef OPENSSL_NO_SEED
984 const EVP_CIPHER *EVP_seed_ecb(void);
985 const EVP_CIPHER *EVP_seed_cbc(void);
986 const EVP_CIPHER *EVP_seed_cfb128(void);
987 # define EVP_seed_cfb EVP_seed_cfb128
988 const EVP_CIPHER *EVP_seed_ofb(void);
991 # ifndef OPENSSL_NO_SM4
992 const EVP_CIPHER *EVP_sm4_ecb(void);
993 const EVP_CIPHER *EVP_sm4_cbc(void);
994 const EVP_CIPHER *EVP_sm4_cfb128(void);
995 # define EVP_sm4_cfb EVP_sm4_cfb128
996 const EVP_CIPHER *EVP_sm4_ofb(void);
997 const EVP_CIPHER *EVP_sm4_ctr(void);
1000 # if !OPENSSL_API_1_1_0
1001 # define OPENSSL_add_all_algorithms_conf() \
1002 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
1003 | OPENSSL_INIT_ADD_ALL_DIGESTS \
1004 | OPENSSL_INIT_LOAD_CONFIG, NULL)
1005 # define OPENSSL_add_all_algorithms_noconf() \
1006 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
1007 | OPENSSL_INIT_ADD_ALL_DIGESTS, NULL)
1009 # ifdef OPENSSL_LOAD_CONF
1010 # define OpenSSL_add_all_algorithms() OPENSSL_add_all_algorithms_conf()
1012 # define OpenSSL_add_all_algorithms() OPENSSL_add_all_algorithms_noconf()
1015 # define OpenSSL_add_all_ciphers() \
1016 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS, NULL)
1017 # define OpenSSL_add_all_digests() \
1018 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_DIGESTS, NULL)
1020 # define EVP_cleanup() while(0) continue
1023 int EVP_add_cipher(const EVP_CIPHER *cipher);
1024 int EVP_add_digest(const EVP_MD *digest);
1026 const EVP_CIPHER *EVP_get_cipherbyname(const char *name);
1027 const EVP_MD *EVP_get_digestbyname(const char *name);
1029 void EVP_CIPHER_do_all(void (*fn) (const EVP_CIPHER *ciph,
1030 const char *from, const char *to, void *x),
1032 void EVP_CIPHER_do_all_sorted(void (*fn)
1033 (const EVP_CIPHER *ciph, const char *from,
1034 const char *to, void *x), void *arg);
1035 void EVP_CIPHER_do_all_provided(OPENSSL_CTX *libctx,
1036 void (*fn)(EVP_CIPHER *cipher, void *arg),
1039 void EVP_MD_do_all(void (*fn) (const EVP_MD *ciph,
1040 const char *from, const char *to, void *x),
1042 void EVP_MD_do_all_sorted(void (*fn)
1043 (const EVP_MD *ciph, const char *from,
1044 const char *to, void *x), void *arg);
1045 void EVP_MD_do_all_provided(OPENSSL_CTX *libctx,
1046 void (*fn)(EVP_MD *md, void *arg),
1051 EVP_MAC *EVP_MAC_fetch(OPENSSL_CTX *libctx, const char *algorithm,
1052 const char *properties);
1053 int EVP_MAC_up_ref(EVP_MAC *mac);
1054 void EVP_MAC_free(EVP_MAC *mac);
1055 const char *EVP_MAC_name(const EVP_MAC *mac);
1056 int EVP_MAC_is_a(const EVP_MAC *mac, const char *name);
1057 const OSSL_PROVIDER *EVP_MAC_provider(const EVP_MAC *mac);
1058 int EVP_MAC_get_params(EVP_MAC *mac, OSSL_PARAM params[]);
1060 EVP_MAC_CTX *EVP_MAC_CTX_new(EVP_MAC *mac);
1061 void EVP_MAC_CTX_free(EVP_MAC_CTX *ctx);
1062 EVP_MAC_CTX *EVP_MAC_CTX_dup(const EVP_MAC_CTX *src);
1063 EVP_MAC *EVP_MAC_CTX_mac(EVP_MAC_CTX *ctx);
1064 int EVP_MAC_CTX_get_params(EVP_MAC_CTX *ctx, OSSL_PARAM params[]);
1065 int EVP_MAC_CTX_set_params(EVP_MAC_CTX *ctx, const OSSL_PARAM params[]);
1067 size_t EVP_MAC_size(EVP_MAC_CTX *ctx);
1068 int EVP_MAC_init(EVP_MAC_CTX *ctx);
1069 int EVP_MAC_update(EVP_MAC_CTX *ctx, const unsigned char *data, size_t datalen);
1070 int EVP_MAC_final(EVP_MAC_CTX *ctx,
1071 unsigned char *out, size_t *outl, size_t outsize);
1072 const OSSL_PARAM *EVP_MAC_gettable_params(const EVP_MAC *mac);
1073 const OSSL_PARAM *EVP_MAC_gettable_ctx_params(const EVP_MAC *mac);
1074 const OSSL_PARAM *EVP_MAC_settable_ctx_params(const EVP_MAC *mac);
1076 void EVP_MAC_do_all_provided(OPENSSL_CTX *libctx,
1077 void (*fn)(EVP_MAC *mac, void *arg),
1081 int EVP_PKEY_decrypt_old(unsigned char *dec_key,
1082 const unsigned char *enc_key, int enc_key_len,
1083 EVP_PKEY *private_key);
1084 int EVP_PKEY_encrypt_old(unsigned char *enc_key,
1085 const unsigned char *key, int key_len,
1087 int EVP_PKEY_type(int type);
1088 int EVP_PKEY_id(const EVP_PKEY *pkey);
1089 int EVP_PKEY_base_id(const EVP_PKEY *pkey);
1090 int EVP_PKEY_bits(const EVP_PKEY *pkey);
1091 int EVP_PKEY_security_bits(const EVP_PKEY *pkey);
1092 int EVP_PKEY_size(const EVP_PKEY *pkey);
1093 int EVP_PKEY_set_type(EVP_PKEY *pkey, int type);
1094 int EVP_PKEY_set_type_str(EVP_PKEY *pkey, const char *str, int len);
1095 int EVP_PKEY_set_alias_type(EVP_PKEY *pkey, int type);
1096 # ifndef OPENSSL_NO_ENGINE
1097 int EVP_PKEY_set1_engine(EVP_PKEY *pkey, ENGINE *e);
1098 ENGINE *EVP_PKEY_get0_engine(const EVP_PKEY *pkey);
1100 int EVP_PKEY_assign(EVP_PKEY *pkey, int type, void *key);
1101 void *EVP_PKEY_get0(const EVP_PKEY *pkey);
1102 const unsigned char *EVP_PKEY_get0_hmac(const EVP_PKEY *pkey, size_t *len);
1103 # ifndef OPENSSL_NO_POLY1305
1104 const unsigned char *EVP_PKEY_get0_poly1305(const EVP_PKEY *pkey, size_t *len);
1106 # ifndef OPENSSL_NO_SIPHASH
1107 const unsigned char *EVP_PKEY_get0_siphash(const EVP_PKEY *pkey, size_t *len);
1110 # ifndef OPENSSL_NO_RSA
1112 int EVP_PKEY_set1_RSA(EVP_PKEY *pkey, struct rsa_st *key);
1113 struct rsa_st *EVP_PKEY_get0_RSA(const EVP_PKEY *pkey);
1114 struct rsa_st *EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
1116 # ifndef OPENSSL_NO_DSA
1118 int EVP_PKEY_set1_DSA(EVP_PKEY *pkey, struct dsa_st *key);
1119 struct dsa_st *EVP_PKEY_get0_DSA(const EVP_PKEY *pkey);
1120 struct dsa_st *EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
1122 # ifndef OPENSSL_NO_DH
1124 int EVP_PKEY_set1_DH(EVP_PKEY *pkey, struct dh_st *key);
1125 struct dh_st *EVP_PKEY_get0_DH(const EVP_PKEY *pkey);
1126 struct dh_st *EVP_PKEY_get1_DH(EVP_PKEY *pkey);
1128 # ifndef OPENSSL_NO_EC
1130 int EVP_PKEY_set1_EC_KEY(EVP_PKEY *pkey, struct ec_key_st *key);
1131 struct ec_key_st *EVP_PKEY_get0_EC_KEY(const EVP_PKEY *pkey);
1132 struct ec_key_st *EVP_PKEY_get1_EC_KEY(EVP_PKEY *pkey);
1135 EVP_PKEY *EVP_PKEY_new(void);
1136 int EVP_PKEY_up_ref(EVP_PKEY *pkey);
1137 void EVP_PKEY_free(EVP_PKEY *pkey);
1139 EVP_PKEY *d2i_PublicKey(int type, EVP_PKEY **a, const unsigned char **pp,
1141 int i2d_PublicKey(const EVP_PKEY *a, unsigned char **pp);
1143 EVP_PKEY *d2i_PrivateKey(int type, EVP_PKEY **a, const unsigned char **pp,
1145 EVP_PKEY *d2i_AutoPrivateKey(EVP_PKEY **a, const unsigned char **pp,
1147 int i2d_PrivateKey(const EVP_PKEY *a, unsigned char **pp);
1149 int i2d_KeyParams(const EVP_PKEY *a, unsigned char **pp);
1150 EVP_PKEY *d2i_KeyParams(int type, EVP_PKEY **a, const unsigned char **pp,
1152 int i2d_KeyParams_bio(BIO *bp, const EVP_PKEY *pkey);
1153 EVP_PKEY *d2i_KeyParams_bio(int type, EVP_PKEY **a, BIO *in);
1155 int EVP_PKEY_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from);
1156 int EVP_PKEY_missing_parameters(const EVP_PKEY *pkey);
1157 int EVP_PKEY_save_parameters(EVP_PKEY *pkey, int mode);
1158 int EVP_PKEY_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b);
1160 int EVP_PKEY_cmp(const EVP_PKEY *a, const EVP_PKEY *b);
1162 int EVP_PKEY_print_public(BIO *out, const EVP_PKEY *pkey,
1163 int indent, ASN1_PCTX *pctx);
1164 int EVP_PKEY_print_private(BIO *out, const EVP_PKEY *pkey,
1165 int indent, ASN1_PCTX *pctx);
1166 int EVP_PKEY_print_params(BIO *out, const EVP_PKEY *pkey,
1167 int indent, ASN1_PCTX *pctx);
1169 int EVP_PKEY_get_default_digest_nid(EVP_PKEY *pkey, int *pnid);
1170 int EVP_PKEY_supports_digest_nid(EVP_PKEY *pkey, int nid);
1172 int EVP_PKEY_set1_tls_encodedpoint(EVP_PKEY *pkey,
1173 const unsigned char *pt, size_t ptlen);
1174 size_t EVP_PKEY_get1_tls_encodedpoint(EVP_PKEY *pkey, unsigned char **ppt);
1176 int EVP_CIPHER_type(const EVP_CIPHER *ctx);
1179 int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1180 int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1182 /* These are used by EVP_CIPHER methods */
1183 int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1184 int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1186 /* PKCS5 password based encryption */
1187 int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
1188 ASN1_TYPE *param, const EVP_CIPHER *cipher,
1189 const EVP_MD *md, int en_de);
1190 int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,
1191 const unsigned char *salt, int saltlen, int iter,
1192 int keylen, unsigned char *out);
1193 int PKCS5_PBKDF2_HMAC(const char *pass, int passlen,
1194 const unsigned char *salt, int saltlen, int iter,
1195 const EVP_MD *digest, int keylen, unsigned char *out);
1196 int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
1197 ASN1_TYPE *param, const EVP_CIPHER *cipher,
1198 const EVP_MD *md, int en_de);
1200 #ifndef OPENSSL_NO_SCRYPT
1201 int EVP_PBE_scrypt(const char *pass, size_t passlen,
1202 const unsigned char *salt, size_t saltlen,
1203 uint64_t N, uint64_t r, uint64_t p, uint64_t maxmem,
1204 unsigned char *key, size_t keylen);
1206 int PKCS5_v2_scrypt_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass,
1207 int passlen, ASN1_TYPE *param,
1208 const EVP_CIPHER *c, const EVP_MD *md, int en_de);
1211 void PKCS5_PBE_add(void);
1213 int EVP_PBE_CipherInit(ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
1214 ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de);
1218 /* Can appear as the outermost AlgorithmIdentifier */
1219 # define EVP_PBE_TYPE_OUTER 0x0
1220 /* Is an PRF type OID */
1221 # define EVP_PBE_TYPE_PRF 0x1
1222 /* Is a PKCS#5 v2.0 KDF */
1223 # define EVP_PBE_TYPE_KDF 0x2
1225 int EVP_PBE_alg_add_type(int pbe_type, int pbe_nid, int cipher_nid,
1226 int md_nid, EVP_PBE_KEYGEN *keygen);
1227 int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md,
1228 EVP_PBE_KEYGEN *keygen);
1229 int EVP_PBE_find(int type, int pbe_nid, int *pcnid, int *pmnid,
1230 EVP_PBE_KEYGEN **pkeygen);
1231 void EVP_PBE_cleanup(void);
1232 int EVP_PBE_get(int *ptype, int *ppbe_nid, size_t num);
1234 # define ASN1_PKEY_ALIAS 0x1
1235 # define ASN1_PKEY_DYNAMIC 0x2
1236 # define ASN1_PKEY_SIGPARAM_NULL 0x4
1238 # define ASN1_PKEY_CTRL_PKCS7_SIGN 0x1
1239 # define ASN1_PKEY_CTRL_PKCS7_ENCRYPT 0x2
1240 # define ASN1_PKEY_CTRL_DEFAULT_MD_NID 0x3
1241 # define ASN1_PKEY_CTRL_CMS_SIGN 0x5
1242 # define ASN1_PKEY_CTRL_CMS_ENVELOPE 0x7
1243 # define ASN1_PKEY_CTRL_CMS_RI_TYPE 0x8
1245 # define ASN1_PKEY_CTRL_SET1_TLS_ENCPT 0x9
1246 # define ASN1_PKEY_CTRL_GET1_TLS_ENCPT 0xa
1247 # define ASN1_PKEY_CTRL_SUPPORTS_MD_NID 0xb
1249 int EVP_PKEY_asn1_get_count(void);
1250 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_get0(int idx);
1251 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find(ENGINE **pe, int type);
1252 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find_str(ENGINE **pe,
1253 const char *str, int len);
1254 int EVP_PKEY_asn1_add0(const EVP_PKEY_ASN1_METHOD *ameth);
1255 int EVP_PKEY_asn1_add_alias(int to, int from);
1256 int EVP_PKEY_asn1_get0_info(int *ppkey_id, int *pkey_base_id,
1257 int *ppkey_flags, const char **pinfo,
1258 const char **ppem_str,
1259 const EVP_PKEY_ASN1_METHOD *ameth);
1261 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_get0_asn1(const EVP_PKEY *pkey);
1262 EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_new(int id, int flags,
1263 const char *pem_str,
1265 void EVP_PKEY_asn1_copy(EVP_PKEY_ASN1_METHOD *dst,
1266 const EVP_PKEY_ASN1_METHOD *src);
1267 void EVP_PKEY_asn1_free(EVP_PKEY_ASN1_METHOD *ameth);
1268 void EVP_PKEY_asn1_set_public(EVP_PKEY_ASN1_METHOD *ameth,
1269 int (*pub_decode) (EVP_PKEY *pk,
1271 int (*pub_encode) (X509_PUBKEY *pub,
1272 const EVP_PKEY *pk),
1273 int (*pub_cmp) (const EVP_PKEY *a,
1275 int (*pub_print) (BIO *out,
1276 const EVP_PKEY *pkey,
1277 int indent, ASN1_PCTX *pctx),
1278 int (*pkey_size) (const EVP_PKEY *pk),
1279 int (*pkey_bits) (const EVP_PKEY *pk));
1280 void EVP_PKEY_asn1_set_private(EVP_PKEY_ASN1_METHOD *ameth,
1281 int (*priv_decode) (EVP_PKEY *pk,
1282 const PKCS8_PRIV_KEY_INFO
1284 int (*priv_encode) (PKCS8_PRIV_KEY_INFO *p8,
1285 const EVP_PKEY *pk),
1286 int (*priv_print) (BIO *out,
1287 const EVP_PKEY *pkey,
1290 void EVP_PKEY_asn1_set_param(EVP_PKEY_ASN1_METHOD *ameth,
1291 int (*param_decode) (EVP_PKEY *pkey,
1292 const unsigned char **pder,
1294 int (*param_encode) (const EVP_PKEY *pkey,
1295 unsigned char **pder),
1296 int (*param_missing) (const EVP_PKEY *pk),
1297 int (*param_copy) (EVP_PKEY *to,
1298 const EVP_PKEY *from),
1299 int (*param_cmp) (const EVP_PKEY *a,
1301 int (*param_print) (BIO *out,
1302 const EVP_PKEY *pkey,
1306 void EVP_PKEY_asn1_set_free(EVP_PKEY_ASN1_METHOD *ameth,
1307 void (*pkey_free) (EVP_PKEY *pkey));
1308 void EVP_PKEY_asn1_set_ctrl(EVP_PKEY_ASN1_METHOD *ameth,
1309 int (*pkey_ctrl) (EVP_PKEY *pkey, int op,
1310 long arg1, void *arg2));
1311 void EVP_PKEY_asn1_set_item(EVP_PKEY_ASN1_METHOD *ameth,
1312 int (*item_verify) (EVP_MD_CTX *ctx,
1313 const ASN1_ITEM *it,
1316 ASN1_BIT_STRING *sig,
1318 int (*item_sign) (EVP_MD_CTX *ctx,
1319 const ASN1_ITEM *it,
1323 ASN1_BIT_STRING *sig));
1325 void EVP_PKEY_asn1_set_siginf(EVP_PKEY_ASN1_METHOD *ameth,
1326 int (*siginf_set) (X509_SIG_INFO *siginf,
1327 const X509_ALGOR *alg,
1328 const ASN1_STRING *sig));
1330 void EVP_PKEY_asn1_set_check(EVP_PKEY_ASN1_METHOD *ameth,
1331 int (*pkey_check) (const EVP_PKEY *pk));
1333 void EVP_PKEY_asn1_set_public_check(EVP_PKEY_ASN1_METHOD *ameth,
1334 int (*pkey_pub_check) (const EVP_PKEY *pk));
1336 void EVP_PKEY_asn1_set_param_check(EVP_PKEY_ASN1_METHOD *ameth,
1337 int (*pkey_param_check) (const EVP_PKEY *pk));
1339 void EVP_PKEY_asn1_set_set_priv_key(EVP_PKEY_ASN1_METHOD *ameth,
1340 int (*set_priv_key) (EVP_PKEY *pk,
1344 void EVP_PKEY_asn1_set_set_pub_key(EVP_PKEY_ASN1_METHOD *ameth,
1345 int (*set_pub_key) (EVP_PKEY *pk,
1346 const unsigned char *pub,
1348 void EVP_PKEY_asn1_set_get_priv_key(EVP_PKEY_ASN1_METHOD *ameth,
1349 int (*get_priv_key) (const EVP_PKEY *pk,
1350 unsigned char *priv,
1352 void EVP_PKEY_asn1_set_get_pub_key(EVP_PKEY_ASN1_METHOD *ameth,
1353 int (*get_pub_key) (const EVP_PKEY *pk,
1357 void EVP_PKEY_asn1_set_security_bits(EVP_PKEY_ASN1_METHOD *ameth,
1358 int (*pkey_security_bits) (const EVP_PKEY
1361 int EVP_PKEY_CTX_get_signature_md(EVP_PKEY_CTX *ctx, const EVP_MD **md);
1362 int EVP_PKEY_CTX_set_signature_md(EVP_PKEY_CTX *ctx, const EVP_MD *md);
1364 # define EVP_PKEY_OP_UNDEFINED 0
1365 # define EVP_PKEY_OP_PARAMGEN (1<<1)
1366 # define EVP_PKEY_OP_KEYGEN (1<<2)
1367 # define EVP_PKEY_OP_SIGN (1<<3)
1368 # define EVP_PKEY_OP_VERIFY (1<<4)
1369 # define EVP_PKEY_OP_VERIFYRECOVER (1<<5)
1370 # define EVP_PKEY_OP_SIGNCTX (1<<6)
1371 # define EVP_PKEY_OP_VERIFYCTX (1<<7)
1372 # define EVP_PKEY_OP_ENCRYPT (1<<8)
1373 # define EVP_PKEY_OP_DECRYPT (1<<9)
1374 # define EVP_PKEY_OP_DERIVE (1<<10)
1376 # define EVP_PKEY_OP_TYPE_SIG \
1377 (EVP_PKEY_OP_SIGN | EVP_PKEY_OP_VERIFY | EVP_PKEY_OP_VERIFYRECOVER \
1378 | EVP_PKEY_OP_SIGNCTX | EVP_PKEY_OP_VERIFYCTX)
1380 # define EVP_PKEY_OP_TYPE_CRYPT \
1381 (EVP_PKEY_OP_ENCRYPT | EVP_PKEY_OP_DECRYPT)
1383 # define EVP_PKEY_OP_TYPE_NOGEN \
1384 (EVP_PKEY_OP_TYPE_SIG | EVP_PKEY_OP_TYPE_CRYPT | EVP_PKEY_OP_DERIVE)
1386 # define EVP_PKEY_OP_TYPE_GEN \
1387 (EVP_PKEY_OP_PARAMGEN | EVP_PKEY_OP_KEYGEN)
1389 # define EVP_PKEY_CTX_set_mac_key(ctx, key, len) \
1390 EVP_PKEY_CTX_ctrl(ctx, -1, EVP_PKEY_OP_KEYGEN, \
1391 EVP_PKEY_CTRL_SET_MAC_KEY, len, (void *)(key))
1393 # define EVP_PKEY_CTRL_MD 1
1394 # define EVP_PKEY_CTRL_PEER_KEY 2
1396 # define EVP_PKEY_CTRL_PKCS7_ENCRYPT 3
1397 # define EVP_PKEY_CTRL_PKCS7_DECRYPT 4
1399 # define EVP_PKEY_CTRL_PKCS7_SIGN 5
1401 # define EVP_PKEY_CTRL_SET_MAC_KEY 6
1403 # define EVP_PKEY_CTRL_DIGESTINIT 7
1405 /* Used by GOST key encryption in TLS */
1406 # define EVP_PKEY_CTRL_SET_IV 8
1408 # define EVP_PKEY_CTRL_CMS_ENCRYPT 9
1409 # define EVP_PKEY_CTRL_CMS_DECRYPT 10
1410 # define EVP_PKEY_CTRL_CMS_SIGN 11
1412 # define EVP_PKEY_CTRL_CIPHER 12
1414 # define EVP_PKEY_CTRL_GET_MD 13
1416 # define EVP_PKEY_CTRL_SET_DIGEST_SIZE 14
1418 # define EVP_PKEY_ALG_CTRL 0x1000
1420 # define EVP_PKEY_FLAG_AUTOARGLEN 2
1422 * Method handles all operations: don't assume any digest related defaults.
1424 # define EVP_PKEY_FLAG_SIGCTX_CUSTOM 4
1426 const EVP_PKEY_METHOD *EVP_PKEY_meth_find(int type);
1427 EVP_PKEY_METHOD *EVP_PKEY_meth_new(int id, int flags);
1428 void EVP_PKEY_meth_get0_info(int *ppkey_id, int *pflags,
1429 const EVP_PKEY_METHOD *meth);
1430 void EVP_PKEY_meth_copy(EVP_PKEY_METHOD *dst, const EVP_PKEY_METHOD *src);
1431 void EVP_PKEY_meth_free(EVP_PKEY_METHOD *pmeth);
1432 int EVP_PKEY_meth_add0(const EVP_PKEY_METHOD *pmeth);
1433 int EVP_PKEY_meth_remove(const EVP_PKEY_METHOD *pmeth);
1434 size_t EVP_PKEY_meth_get_count(void);
1435 const EVP_PKEY_METHOD *EVP_PKEY_meth_get0(size_t idx);
1437 EVP_KEYMGMT *EVP_KEYMGMT_fetch(OPENSSL_CTX *ctx, const char *algorithm,
1438 const char *properties);
1439 int EVP_KEYMGMT_up_ref(EVP_KEYMGMT *keymgmt);
1440 void EVP_KEYMGMT_free(EVP_KEYMGMT *keymgmt);
1441 const OSSL_PROVIDER *EVP_KEYMGMT_provider(const EVP_KEYMGMT *keymgmt);
1442 int EVP_KEYMGMT_is_a(const EVP_KEYMGMT *keymgmt, const char *name);
1443 void EVP_KEYMGMT_do_all_provided(OPENSSL_CTX *libctx,
1444 void (*fn)(EVP_KEYMGMT *keymgmt, void *arg),
1447 EVP_PKEY_CTX *EVP_PKEY_CTX_new(EVP_PKEY *pkey, ENGINE *e);
1448 EVP_PKEY_CTX *EVP_PKEY_CTX_new_id(int id, ENGINE *e);
1449 EVP_PKEY_CTX *EVP_PKEY_CTX_new_provided(const char *name,
1450 const char *propquery);
1451 EVP_PKEY_CTX *EVP_PKEY_CTX_dup(const EVP_PKEY_CTX *ctx);
1452 void EVP_PKEY_CTX_free(EVP_PKEY_CTX *ctx);
1454 int EVP_PKEY_CTX_get_params(EVP_PKEY_CTX *ctx, OSSL_PARAM *params);
1455 const OSSL_PARAM *EVP_PKEY_CTX_gettable_params(EVP_PKEY_CTX *ctx);
1456 int EVP_PKEY_CTX_set_params(EVP_PKEY_CTX *ctx, OSSL_PARAM *params);
1457 const OSSL_PARAM *EVP_PKEY_CTX_settable_params(EVP_PKEY_CTX *ctx);
1458 int EVP_PKEY_CTX_ctrl(EVP_PKEY_CTX *ctx, int keytype, int optype,
1459 int cmd, int p1, void *p2);
1460 int EVP_PKEY_CTX_ctrl_str(EVP_PKEY_CTX *ctx, const char *type,
1462 int EVP_PKEY_CTX_ctrl_uint64(EVP_PKEY_CTX *ctx, int keytype, int optype,
1463 int cmd, uint64_t value);
1465 int EVP_PKEY_CTX_str2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *str);
1466 int EVP_PKEY_CTX_hex2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *hex);
1468 int EVP_PKEY_CTX_md(EVP_PKEY_CTX *ctx, int optype, int cmd, const char *md);
1470 int EVP_PKEY_CTX_get_operation(EVP_PKEY_CTX *ctx);
1471 void EVP_PKEY_CTX_set0_keygen_info(EVP_PKEY_CTX *ctx, int *dat, int datlen);
1473 EVP_PKEY *EVP_PKEY_new_mac_key(int type, ENGINE *e,
1474 const unsigned char *key, int keylen);
1475 EVP_PKEY *EVP_PKEY_new_raw_private_key(int type, ENGINE *e,
1476 const unsigned char *priv,
1478 EVP_PKEY *EVP_PKEY_new_raw_public_key(int type, ENGINE *e,
1479 const unsigned char *pub,
1481 int EVP_PKEY_get_raw_private_key(const EVP_PKEY *pkey, unsigned char *priv,
1483 int EVP_PKEY_get_raw_public_key(const EVP_PKEY *pkey, unsigned char *pub,
1486 EVP_PKEY *EVP_PKEY_new_CMAC_key(ENGINE *e, const unsigned char *priv,
1487 size_t len, const EVP_CIPHER *cipher);
1489 void EVP_PKEY_CTX_set_data(EVP_PKEY_CTX *ctx, void *data);
1490 void *EVP_PKEY_CTX_get_data(const EVP_PKEY_CTX *ctx);
1491 EVP_PKEY *EVP_PKEY_CTX_get0_pkey(EVP_PKEY_CTX *ctx);
1493 EVP_PKEY *EVP_PKEY_CTX_get0_peerkey(EVP_PKEY_CTX *ctx);
1495 void EVP_PKEY_CTX_set_app_data(EVP_PKEY_CTX *ctx, void *data);
1496 void *EVP_PKEY_CTX_get_app_data(EVP_PKEY_CTX *ctx);
1498 void EVP_SIGNATURE_free(EVP_SIGNATURE *signature);
1499 int EVP_SIGNATURE_up_ref(EVP_SIGNATURE *signature);
1500 OSSL_PROVIDER *EVP_SIGNATURE_provider(const EVP_SIGNATURE *signature);
1501 EVP_SIGNATURE *EVP_SIGNATURE_fetch(OPENSSL_CTX *ctx, const char *algorithm,
1502 const char *properties);
1503 int EVP_SIGNATURE_is_a(const EVP_SIGNATURE *signature, const char *name);
1504 void EVP_SIGNATURE_do_all_provided(OPENSSL_CTX *libctx,
1505 void (*fn)(EVP_SIGNATURE *signature,
1509 int EVP_PKEY_sign_init_ex(EVP_PKEY_CTX *ctx, EVP_SIGNATURE *signature);
1510 int EVP_PKEY_sign_init(EVP_PKEY_CTX *ctx);
1511 int EVP_PKEY_sign(EVP_PKEY_CTX *ctx,
1512 unsigned char *sig, size_t *siglen,
1513 const unsigned char *tbs, size_t tbslen);
1514 int EVP_PKEY_verify_init_ex(EVP_PKEY_CTX *ctx, EVP_SIGNATURE *signature);
1515 int EVP_PKEY_verify_init(EVP_PKEY_CTX *ctx);
1516 int EVP_PKEY_verify(EVP_PKEY_CTX *ctx,
1517 const unsigned char *sig, size_t siglen,
1518 const unsigned char *tbs, size_t tbslen);
1519 int EVP_PKEY_verify_recover_init_ex(EVP_PKEY_CTX *ctx, EVP_SIGNATURE *signature);
1520 int EVP_PKEY_verify_recover_init(EVP_PKEY_CTX *ctx);
1521 int EVP_PKEY_verify_recover(EVP_PKEY_CTX *ctx,
1522 unsigned char *rout, size_t *routlen,
1523 const unsigned char *sig, size_t siglen);
1524 int EVP_PKEY_encrypt_init(EVP_PKEY_CTX *ctx);
1525 int EVP_PKEY_encrypt(EVP_PKEY_CTX *ctx,
1526 unsigned char *out, size_t *outlen,
1527 const unsigned char *in, size_t inlen);
1528 int EVP_PKEY_decrypt_init(EVP_PKEY_CTX *ctx);
1529 int EVP_PKEY_decrypt(EVP_PKEY_CTX *ctx,
1530 unsigned char *out, size_t *outlen,
1531 const unsigned char *in, size_t inlen);
1533 int EVP_PKEY_derive_init_ex(EVP_PKEY_CTX *ctx, EVP_KEYEXCH *exchange);
1534 int EVP_PKEY_derive_init(EVP_PKEY_CTX *ctx);
1535 int EVP_PKEY_derive_set_peer(EVP_PKEY_CTX *ctx, EVP_PKEY *peer);
1536 int EVP_PKEY_derive(EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen);
1538 typedef int EVP_PKEY_gen_cb(EVP_PKEY_CTX *ctx);
1540 int EVP_PKEY_paramgen_init(EVP_PKEY_CTX *ctx);
1541 int EVP_PKEY_paramgen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1542 int EVP_PKEY_keygen_init(EVP_PKEY_CTX *ctx);
1543 int EVP_PKEY_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1544 int EVP_PKEY_check(EVP_PKEY_CTX *ctx);
1545 int EVP_PKEY_public_check(EVP_PKEY_CTX *ctx);
1546 int EVP_PKEY_param_check(EVP_PKEY_CTX *ctx);
1548 void EVP_PKEY_CTX_set_cb(EVP_PKEY_CTX *ctx, EVP_PKEY_gen_cb *cb);
1549 EVP_PKEY_gen_cb *EVP_PKEY_CTX_get_cb(EVP_PKEY_CTX *ctx);
1551 int EVP_PKEY_CTX_get_keygen_info(EVP_PKEY_CTX *ctx, int idx);
1553 void EVP_PKEY_meth_set_init(EVP_PKEY_METHOD *pmeth,
1554 int (*init) (EVP_PKEY_CTX *ctx));
1556 void EVP_PKEY_meth_set_copy(EVP_PKEY_METHOD *pmeth,
1557 int (*copy) (EVP_PKEY_CTX *dst,
1558 const EVP_PKEY_CTX *src));
1560 void EVP_PKEY_meth_set_cleanup(EVP_PKEY_METHOD *pmeth,
1561 void (*cleanup) (EVP_PKEY_CTX *ctx));
1563 void EVP_PKEY_meth_set_paramgen(EVP_PKEY_METHOD *pmeth,
1564 int (*paramgen_init) (EVP_PKEY_CTX *ctx),
1565 int (*paramgen) (EVP_PKEY_CTX *ctx,
1568 void EVP_PKEY_meth_set_keygen(EVP_PKEY_METHOD *pmeth,
1569 int (*keygen_init) (EVP_PKEY_CTX *ctx),
1570 int (*keygen) (EVP_PKEY_CTX *ctx,
1573 void EVP_PKEY_meth_set_sign(EVP_PKEY_METHOD *pmeth,
1574 int (*sign_init) (EVP_PKEY_CTX *ctx),
1575 int (*sign) (EVP_PKEY_CTX *ctx,
1576 unsigned char *sig, size_t *siglen,
1577 const unsigned char *tbs,
1580 void EVP_PKEY_meth_set_verify(EVP_PKEY_METHOD *pmeth,
1581 int (*verify_init) (EVP_PKEY_CTX *ctx),
1582 int (*verify) (EVP_PKEY_CTX *ctx,
1583 const unsigned char *sig,
1585 const unsigned char *tbs,
1588 void EVP_PKEY_meth_set_verify_recover(EVP_PKEY_METHOD *pmeth,
1589 int (*verify_recover_init) (EVP_PKEY_CTX
1591 int (*verify_recover) (EVP_PKEY_CTX
1600 void EVP_PKEY_meth_set_signctx(EVP_PKEY_METHOD *pmeth,
1601 int (*signctx_init) (EVP_PKEY_CTX *ctx,
1603 int (*signctx) (EVP_PKEY_CTX *ctx,
1608 void EVP_PKEY_meth_set_verifyctx(EVP_PKEY_METHOD *pmeth,
1609 int (*verifyctx_init) (EVP_PKEY_CTX *ctx,
1611 int (*verifyctx) (EVP_PKEY_CTX *ctx,
1612 const unsigned char *sig,
1616 void EVP_PKEY_meth_set_encrypt(EVP_PKEY_METHOD *pmeth,
1617 int (*encrypt_init) (EVP_PKEY_CTX *ctx),
1618 int (*encryptfn) (EVP_PKEY_CTX *ctx,
1621 const unsigned char *in,
1624 void EVP_PKEY_meth_set_decrypt(EVP_PKEY_METHOD *pmeth,
1625 int (*decrypt_init) (EVP_PKEY_CTX *ctx),
1626 int (*decrypt) (EVP_PKEY_CTX *ctx,
1629 const unsigned char *in,
1632 void EVP_PKEY_meth_set_derive(EVP_PKEY_METHOD *pmeth,
1633 int (*derive_init) (EVP_PKEY_CTX *ctx),
1634 int (*derive) (EVP_PKEY_CTX *ctx,
1638 void EVP_PKEY_meth_set_ctrl(EVP_PKEY_METHOD *pmeth,
1639 int (*ctrl) (EVP_PKEY_CTX *ctx, int type, int p1,
1641 int (*ctrl_str) (EVP_PKEY_CTX *ctx,
1643 const char *value));
1645 void EVP_PKEY_meth_set_check(EVP_PKEY_METHOD *pmeth,
1646 int (*check) (EVP_PKEY *pkey));
1648 void EVP_PKEY_meth_set_public_check(EVP_PKEY_METHOD *pmeth,
1649 int (*check) (EVP_PKEY *pkey));
1651 void EVP_PKEY_meth_set_param_check(EVP_PKEY_METHOD *pmeth,
1652 int (*check) (EVP_PKEY *pkey));
1654 void EVP_PKEY_meth_set_digest_custom(EVP_PKEY_METHOD *pmeth,
1655 int (*digest_custom) (EVP_PKEY_CTX *ctx,
1658 void EVP_PKEY_meth_get_init(const EVP_PKEY_METHOD *pmeth,
1659 int (**pinit) (EVP_PKEY_CTX *ctx));
1661 void EVP_PKEY_meth_get_copy(const EVP_PKEY_METHOD *pmeth,
1662 int (**pcopy) (EVP_PKEY_CTX *dst,
1663 const EVP_PKEY_CTX *src));
1665 void EVP_PKEY_meth_get_cleanup(const EVP_PKEY_METHOD *pmeth,
1666 void (**pcleanup) (EVP_PKEY_CTX *ctx));
1668 void EVP_PKEY_meth_get_paramgen(const EVP_PKEY_METHOD *pmeth,
1669 int (**pparamgen_init) (EVP_PKEY_CTX *ctx),
1670 int (**pparamgen) (EVP_PKEY_CTX *ctx,
1673 void EVP_PKEY_meth_get_keygen(const EVP_PKEY_METHOD *pmeth,
1674 int (**pkeygen_init) (EVP_PKEY_CTX *ctx),
1675 int (**pkeygen) (EVP_PKEY_CTX *ctx,
1678 void EVP_PKEY_meth_get_sign(const EVP_PKEY_METHOD *pmeth,
1679 int (**psign_init) (EVP_PKEY_CTX *ctx),
1680 int (**psign) (EVP_PKEY_CTX *ctx,
1681 unsigned char *sig, size_t *siglen,
1682 const unsigned char *tbs,
1685 void EVP_PKEY_meth_get_verify(const EVP_PKEY_METHOD *pmeth,
1686 int (**pverify_init) (EVP_PKEY_CTX *ctx),
1687 int (**pverify) (EVP_PKEY_CTX *ctx,
1688 const unsigned char *sig,
1690 const unsigned char *tbs,
1693 void EVP_PKEY_meth_get_verify_recover(const EVP_PKEY_METHOD *pmeth,
1694 int (**pverify_recover_init) (EVP_PKEY_CTX
1696 int (**pverify_recover) (EVP_PKEY_CTX
1705 void EVP_PKEY_meth_get_signctx(const EVP_PKEY_METHOD *pmeth,
1706 int (**psignctx_init) (EVP_PKEY_CTX *ctx,
1708 int (**psignctx) (EVP_PKEY_CTX *ctx,
1713 void EVP_PKEY_meth_get_verifyctx(const EVP_PKEY_METHOD *pmeth,
1714 int (**pverifyctx_init) (EVP_PKEY_CTX *ctx,
1716 int (**pverifyctx) (EVP_PKEY_CTX *ctx,
1717 const unsigned char *sig,
1721 void EVP_PKEY_meth_get_encrypt(const EVP_PKEY_METHOD *pmeth,
1722 int (**pencrypt_init) (EVP_PKEY_CTX *ctx),
1723 int (**pencryptfn) (EVP_PKEY_CTX *ctx,
1726 const unsigned char *in,
1729 void EVP_PKEY_meth_get_decrypt(const EVP_PKEY_METHOD *pmeth,
1730 int (**pdecrypt_init) (EVP_PKEY_CTX *ctx),
1731 int (**pdecrypt) (EVP_PKEY_CTX *ctx,
1734 const unsigned char *in,
1737 void EVP_PKEY_meth_get_derive(const EVP_PKEY_METHOD *pmeth,
1738 int (**pderive_init) (EVP_PKEY_CTX *ctx),
1739 int (**pderive) (EVP_PKEY_CTX *ctx,
1743 void EVP_PKEY_meth_get_ctrl(const EVP_PKEY_METHOD *pmeth,
1744 int (**pctrl) (EVP_PKEY_CTX *ctx, int type, int p1,
1746 int (**pctrl_str) (EVP_PKEY_CTX *ctx,
1748 const char *value));
1750 void EVP_PKEY_meth_get_check(const EVP_PKEY_METHOD *pmeth,
1751 int (**pcheck) (EVP_PKEY *pkey));
1753 void EVP_PKEY_meth_get_public_check(const EVP_PKEY_METHOD *pmeth,
1754 int (**pcheck) (EVP_PKEY *pkey));
1756 void EVP_PKEY_meth_get_param_check(const EVP_PKEY_METHOD *pmeth,
1757 int (**pcheck) (EVP_PKEY *pkey));
1759 void EVP_PKEY_meth_get_digest_custom(EVP_PKEY_METHOD *pmeth,
1760 int (**pdigest_custom) (EVP_PKEY_CTX *ctx,
1763 void EVP_KEYEXCH_free(EVP_KEYEXCH *exchange);
1764 int EVP_KEYEXCH_up_ref(EVP_KEYEXCH *exchange);
1765 EVP_KEYEXCH *EVP_KEYEXCH_fetch(OPENSSL_CTX *ctx, const char *algorithm,
1766 const char *properties);
1767 OSSL_PROVIDER *EVP_KEYEXCH_provider(const EVP_KEYEXCH *exchange);
1768 int EVP_KEYEXCH_is_a(const EVP_KEYEXCH *keyexch, const char *name);
1769 void EVP_KEYEXCH_do_all_provided(OPENSSL_CTX *libctx,
1770 void (*fn)(EVP_KEYEXCH *keyexch, void *data),
1773 void EVP_add_alg_module(void);
1776 * Convenient helper functions to transfer string based controls.
1777 * The callback gets called with the parsed value.
1779 int EVP_str2ctrl(int (*cb)(void *ctx, int cmd, void *buf, size_t buflen),
1780 void *ctx, int cmd, const char *value);
1781 int EVP_hex2ctrl(int (*cb)(void *ctx, int cmd, void *buf, size_t buflen),
1782 void *ctx, int cmd, const char *hex);