1/*
2 * Copyright 1995-2023 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# ifndef OPENSSL_NO_STDIO
22# include <stdio.h>
23# endif
24
25# include <openssl/opensslconf.h>
26# include <openssl/types.h>
27# include <openssl/core.h>
28# include <openssl/core_dispatch.h>
29# include <openssl/symhacks.h>
30# include <openssl/bio.h>
31# include <openssl/evperr.h>
32# include <openssl/params.h>
33
34# define EVP_MAX_MD_SIZE 64/* longest known is SHA512 */
35# define EVP_MAX_KEY_LENGTH 64
36# define EVP_MAX_IV_LENGTH 16
37# define EVP_MAX_BLOCK_LENGTH 32
38
39# define PKCS5_SALT_LEN 8
40/* Default PKCS#5 iteration count */
41# define PKCS5_DEFAULT_ITER 2048
42
43# include <openssl/objects.h>
44
45# ifndef OPENSSL_NO_DEPRECATED_3_0
46# define EVP_PK_RSA 0x0001
47# define EVP_PK_DSA 0x0002
48# define EVP_PK_DH 0x0004
49# define EVP_PK_EC 0x0008
50# define EVP_PKT_SIGN 0x0010
51# define EVP_PKT_ENC 0x0020
52# define EVP_PKT_EXCH 0x0040
53# define EVP_PKS_RSA 0x0100
54# define EVP_PKS_DSA 0x0200
55# define EVP_PKS_EC 0x0400
56# endif
57
58# define EVP_PKEY_NONE NID_undef
59# define EVP_PKEY_RSA NID_rsaEncryption
60# define EVP_PKEY_RSA2 NID_rsa
61# define EVP_PKEY_RSA_PSS NID_rsassaPss
62# define EVP_PKEY_DSA NID_dsa
63# define EVP_PKEY_DSA1 NID_dsa_2
64# define EVP_PKEY_DSA2 NID_dsaWithSHA
65# define EVP_PKEY_DSA3 NID_dsaWithSHA1
66# define EVP_PKEY_DSA4 NID_dsaWithSHA1_2
67# define EVP_PKEY_DH NID_dhKeyAgreement
68# define EVP_PKEY_DHX NID_dhpublicnumber
69# define EVP_PKEY_EC NID_X9_62_id_ecPublicKey
70# define EVP_PKEY_SM2 NID_sm2
71# define EVP_PKEY_HMAC NID_hmac
72# define EVP_PKEY_CMAC NID_cmac
73# define EVP_PKEY_SCRYPT NID_id_scrypt
74# define EVP_PKEY_TLS1_PRF NID_tls1_prf
75# define EVP_PKEY_HKDF NID_hkdf
76# define EVP_PKEY_POLY1305 NID_poly1305
77# define EVP_PKEY_SIPHASH NID_siphash
78# define EVP_PKEY_X25519 NID_X25519
79# define EVP_PKEY_ED25519 NID_ED25519
80# define EVP_PKEY_X448 NID_X448
81# define EVP_PKEY_ED448 NID_ED448
82/* Special indicator that the object is uniquely provider side */
83# define EVP_PKEY_KEYMGMT -1
84
85/* Easy to use macros for EVP_PKEY related selections */
86# define EVP_PKEY_KEY_PARAMETERS \
87 ( OSSL_KEYMGMT_SELECT_ALL_PARAMETERS )
88# define EVP_PKEY_PRIVATE_KEY \
89 ( EVP_PKEY_KEY_PARAMETERS | OSSL_KEYMGMT_SELECT_PRIVATE_KEY )
90# define EVP_PKEY_PUBLIC_KEY \
91 ( EVP_PKEY_KEY_PARAMETERS | OSSL_KEYMGMT_SELECT_PUBLIC_KEY )
92# define EVP_PKEY_KEYPAIR \
93 ( EVP_PKEY_PUBLIC_KEY | OSSL_KEYMGMT_SELECT_PRIVATE_KEY )
94
95#ifdef __cplusplus
96extern "C" {
97#endif
98
99int EVP_set_default_properties(OSSL_LIB_CTX *libctx, const char *propq);
100int EVP_default_properties_is_fips_enabled(OSSL_LIB_CTX *libctx);
101int EVP_default_properties_enable_fips(OSSL_LIB_CTX *libctx, int enable);
102
103# define EVP_PKEY_MO_SIGN 0x0001
104# define EVP_PKEY_MO_VERIFY 0x0002
105# define EVP_PKEY_MO_ENCRYPT 0x0004
106# define EVP_PKEY_MO_DECRYPT 0x0008
107
108# ifndef EVP_MD
109# ifndef OPENSSL_NO_DEPRECATED_3_0
110OSSL_DEPRECATEDIN_3_0 EVP_MD *EVP_MD_meth_new(int md_type, int pkey_type);
111OSSL_DEPRECATEDIN_3_0 EVP_MD *EVP_MD_meth_dup(const EVP_MD *md);
112OSSL_DEPRECATEDIN_3_0 void EVP_MD_meth_free(EVP_MD *md);
113OSSL_DEPRECATEDIN_3_0
114int EVP_MD_meth_set_input_blocksize(EVP_MD *md, int blocksize);
115OSSL_DEPRECATEDIN_3_0
116int EVP_MD_meth_set_result_size(EVP_MD *md, int resultsize);
117OSSL_DEPRECATEDIN_3_0
118int EVP_MD_meth_set_app_datasize(EVP_MD *md, int datasize);
119OSSL_DEPRECATEDIN_3_0
120int EVP_MD_meth_set_flags(EVP_MD *md, unsigned long flags);
121OSSL_DEPRECATEDIN_3_0
122int EVP_MD_meth_set_init(EVP_MD *md, int (*init)(EVP_MD_CTX *ctx));
123OSSL_DEPRECATEDIN_3_0
124int EVP_MD_meth_set_update(EVP_MD *md, int (*update)(EVP_MD_CTX *ctx,
125 const void *data,
126 size_t count));
127OSSL_DEPRECATEDIN_3_0
128int EVP_MD_meth_set_final(EVP_MD *md, int (*final)(EVP_MD_CTX *ctx,
129 unsigned char *md));
130OSSL_DEPRECATEDIN_3_0
131int EVP_MD_meth_set_copy(EVP_MD *md, int (*copy)(EVP_MD_CTX *to,
132 const EVP_MD_CTX *from));
133OSSL_DEPRECATEDIN_3_0
134int EVP_MD_meth_set_cleanup(EVP_MD *md, int (*cleanup)(EVP_MD_CTX *ctx));
135OSSL_DEPRECATEDIN_3_0
136int EVP_MD_meth_set_ctrl(EVP_MD *md, int (*ctrl)(EVP_MD_CTX *ctx, int cmd,
137 int p1, void *p2));
138OSSL_DEPRECATEDIN_3_0 int EVP_MD_meth_get_input_blocksize(const EVP_MD *md);
139OSSL_DEPRECATEDIN_3_0 int EVP_MD_meth_get_result_size(const EVP_MD *md);
140OSSL_DEPRECATEDIN_3_0 int EVP_MD_meth_get_app_datasize(const EVP_MD *md);
141OSSL_DEPRECATEDIN_3_0 unsigned long EVP_MD_meth_get_flags(const EVP_MD *md);
142OSSL_DEPRECATEDIN_3_0
143int (*EVP_MD_meth_get_init(const EVP_MD *md))(EVP_MD_CTX *ctx);
144OSSL_DEPRECATEDIN_3_0
145int (*EVP_MD_meth_get_update(const EVP_MD *md))(EVP_MD_CTX *ctx,
146 const void *data, size_t count);
147OSSL_DEPRECATEDIN_3_0
148int (*EVP_MD_meth_get_final(const EVP_MD *md))(EVP_MD_CTX *ctx,
149 unsigned char *md);
150OSSL_DEPRECATEDIN_3_0
151int (*EVP_MD_meth_get_copy(const EVP_MD *md))(EVP_MD_CTX *to,
152 const EVP_MD_CTX *from);
153OSSL_DEPRECATEDIN_3_0
154int (*EVP_MD_meth_get_cleanup(const EVP_MD *md))(EVP_MD_CTX *ctx);
155OSSL_DEPRECATEDIN_3_0
156int (*EVP_MD_meth_get_ctrl(const EVP_MD *md))(EVP_MD_CTX *ctx, int cmd,
157 int p1, void *p2);
158# endif
159/* digest can only handle a single block */
160# define EVP_MD_FLAG_ONESHOT 0x0001
161
162/* digest is extensible-output function, XOF */
163# define EVP_MD_FLAG_XOF 0x0002
164
165/* DigestAlgorithmIdentifier flags... */
166
167# define EVP_MD_FLAG_DIGALGID_MASK 0x0018
168
169/* NULL or absent parameter accepted. Use NULL */
170
171# define EVP_MD_FLAG_DIGALGID_NULL 0x0000
172
173/* NULL or absent parameter accepted. Use NULL for PKCS#1 otherwise absent */
174
175# define EVP_MD_FLAG_DIGALGID_ABSENT 0x0008
176
177/* Custom handling via ctrl */
178
179# define EVP_MD_FLAG_DIGALGID_CUSTOM 0x0018
180
181/* Note if suitable for use in FIPS mode */
182# define EVP_MD_FLAG_FIPS 0x0400
183
184/* Digest ctrls */
185
186# define EVP_MD_CTRL_DIGALGID 0x1
187# define EVP_MD_CTRL_MICALG 0x2
188# define EVP_MD_CTRL_XOF_LEN 0x3
189# define EVP_MD_CTRL_TLSTREE 0x4
190
191/* Minimum Algorithm specific ctrl value */
192
193# define EVP_MD_CTRL_ALG_CTRL 0x1000
194
195# endif /* !EVP_MD */
196
197/* values for EVP_MD_CTX flags */
198
199# define EVP_MD_CTX_FLAG_ONESHOT 0x0001/* digest update will be
200 * called once only */
201# define EVP_MD_CTX_FLAG_CLEANED 0x0002/* context has already been
202 * cleaned */
203# define EVP_MD_CTX_FLAG_REUSE 0x0004/* Don't free up ctx->md_data
204 * in EVP_MD_CTX_reset */
205/*
206 * FIPS and pad options are ignored in 1.0.0, definitions are here so we
207 * don't accidentally reuse the values for other purposes.
208 */
209
210/* This flag has no effect from openssl-3.0 onwards */
211# define EVP_MD_CTX_FLAG_NON_FIPS_ALLOW 0x0008
212
213/*
214 * The following PAD options are also currently ignored in 1.0.0, digest
215 * parameters are handled through EVP_DigestSign*() and EVP_DigestVerify*()
216 * instead.
217 */
218# define EVP_MD_CTX_FLAG_PAD_MASK 0xF0/* RSA mode to use */
219# define EVP_MD_CTX_FLAG_PAD_PKCS1 0x00/* PKCS#1 v1.5 mode */
220# define EVP_MD_CTX_FLAG_PAD_X931 0x10/* X9.31 mode */
221# define EVP_MD_CTX_FLAG_PAD_PSS 0x20/* PSS mode */
222
223# define EVP_MD_CTX_FLAG_NO_INIT 0x0100/* Don't initialize md_data */
224/*
225 * Some functions such as EVP_DigestSign only finalise copies of internal
226 * contexts so additional data can be included after the finalisation call.
227 * This is inefficient if this functionality is not required: it is disabled
228 * if the following flag is set.
229 */
230# define EVP_MD_CTX_FLAG_FINALISE 0x0200
231/* NOTE: 0x0400 is reserved for internal usage */
232# ifndef OPENSSL_NO_DEPRECATED_3_0
233OSSL_DEPRECATEDIN_3_0
234EVP_CIPHER *EVP_CIPHER_meth_new(int cipher_type, int block_size, int key_len);
235OSSL_DEPRECATEDIN_3_0
236EVP_CIPHER *EVP_CIPHER_meth_dup(const EVP_CIPHER *cipher);
237OSSL_DEPRECATEDIN_3_0
238void EVP_CIPHER_meth_free(EVP_CIPHER *cipher);
239OSSL_DEPRECATEDIN_3_0
240int EVP_CIPHER_meth_set_iv_length(EVP_CIPHER *cipher, int iv_len);
241OSSL_DEPRECATEDIN_3_0
242int EVP_CIPHER_meth_set_flags(EVP_CIPHER *cipher, unsigned long flags);
243OSSL_DEPRECATEDIN_3_0
244int EVP_CIPHER_meth_set_impl_ctx_size(EVP_CIPHER *cipher, int ctx_size);
245OSSL_DEPRECATEDIN_3_0
246int EVP_CIPHER_meth_set_init(EVP_CIPHER *cipher,
247 int (*init) (EVP_CIPHER_CTX *ctx,
248 const unsigned char *key,
249 const unsigned char *iv,
250 int enc));
251OSSL_DEPRECATEDIN_3_0
252int EVP_CIPHER_meth_set_do_cipher(EVP_CIPHER *cipher,
253 int (*do_cipher) (EVP_CIPHER_CTX *ctx,
254 unsigned char *out,
255 const unsigned char *in,
256 size_t inl));
257OSSL_DEPRECATEDIN_3_0
258int EVP_CIPHER_meth_set_cleanup(EVP_CIPHER *cipher,
259 int (*cleanup) (EVP_CIPHER_CTX *));
260OSSL_DEPRECATEDIN_3_0
261int EVP_CIPHER_meth_set_set_asn1_params(EVP_CIPHER *cipher,
262 int (*set_asn1_parameters) (EVP_CIPHER_CTX *,
263 ASN1_TYPE *));
264OSSL_DEPRECATEDIN_3_0
265int EVP_CIPHER_meth_set_get_asn1_params(EVP_CIPHER *cipher,
266 int (*get_asn1_parameters) (EVP_CIPHER_CTX *,
267 ASN1_TYPE *));
268OSSL_DEPRECATEDIN_3_0
269int EVP_CIPHER_meth_set_ctrl(EVP_CIPHER *cipher,
270 int (*ctrl) (EVP_CIPHER_CTX *, int type,
271 int arg, void *ptr));
272OSSL_DEPRECATEDIN_3_0 int
273(*EVP_CIPHER_meth_get_init(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *ctx,
274 const unsigned char *key,
275 const unsigned char *iv,
276 int enc);
277OSSL_DEPRECATEDIN_3_0 int
278(*EVP_CIPHER_meth_get_do_cipher(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *ctx,
279 unsigned char *out,
280 const unsigned char *in,
281 size_t inl);
282OSSL_DEPRECATEDIN_3_0 int
283(*EVP_CIPHER_meth_get_cleanup(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *);
284OSSL_DEPRECATEDIN_3_0 int
285(*EVP_CIPHER_meth_get_set_asn1_params(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *,
286 ASN1_TYPE *);
287OSSL_DEPRECATEDIN_3_0 int
288(*EVP_CIPHER_meth_get_get_asn1_params(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *,
289 ASN1_TYPE *);
290OSSL_DEPRECATEDIN_3_0 int
291(*EVP_CIPHER_meth_get_ctrl(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *, int type,
292 int arg, void *ptr);
293# endif
294
295/* Values for cipher flags */
296
297/* Modes for ciphers */
298
299# define EVP_CIPH_STREAM_CIPHER 0x0
300# define EVP_CIPH_ECB_MODE 0x1
301# define EVP_CIPH_CBC_MODE 0x2
302# define EVP_CIPH_CFB_MODE 0x3
303# define EVP_CIPH_OFB_MODE 0x4
304# define EVP_CIPH_CTR_MODE 0x5
305# define EVP_CIPH_GCM_MODE 0x6
306# define EVP_CIPH_CCM_MODE 0x7
307# define EVP_CIPH_XTS_MODE 0x10001
308# define EVP_CIPH_WRAP_MODE 0x10002
309# define EVP_CIPH_OCB_MODE 0x10003
310# define EVP_CIPH_SIV_MODE 0x10004
311# define EVP_CIPH_MODE 0xF0007
312/* Set if variable length cipher */
313# define EVP_CIPH_VARIABLE_LENGTH 0x8
314/* Set if the iv handling should be done by the cipher itself */
315# define EVP_CIPH_CUSTOM_IV 0x10
316/* Set if the cipher's init() function should be called if key is NULL */
317# define EVP_CIPH_ALWAYS_CALL_INIT 0x20
318/* Call ctrl() to init cipher parameters */
319# define EVP_CIPH_CTRL_INIT 0x40
320/* Don't use standard key length function */
321# define EVP_CIPH_CUSTOM_KEY_LENGTH 0x80
322/* Don't use standard block padding */
323# define EVP_CIPH_NO_PADDING 0x100
324/* cipher handles random key generation */
325# define EVP_CIPH_RAND_KEY 0x200
326/* cipher has its own additional copying logic */
327# define EVP_CIPH_CUSTOM_COPY 0x400
328/* Don't use standard iv length function */
329# define EVP_CIPH_CUSTOM_IV_LENGTH 0x800
330/* Legacy and no longer relevant: Allow use default ASN1 get/set iv */
331# define EVP_CIPH_FLAG_DEFAULT_ASN1 0
332/* Free: 0x1000 */
333/* Buffer length in bits not bytes: CFB1 mode only */
334# define EVP_CIPH_FLAG_LENGTH_BITS 0x2000
335/* Deprecated FIPS flag: was 0x4000 */
336# define EVP_CIPH_FLAG_FIPS 0
337/* Deprecated FIPS flag: was 0x8000 */
338# define EVP_CIPH_FLAG_NON_FIPS_ALLOW 0
339
340/*
341 * Cipher handles any and all padding logic as well as finalisation.
342 */
343# define EVP_CIPH_FLAG_CTS 0x4000
344# define EVP_CIPH_FLAG_CUSTOM_CIPHER 0x100000
345# define EVP_CIPH_FLAG_AEAD_CIPHER 0x200000
346# define EVP_CIPH_FLAG_TLS1_1_MULTIBLOCK 0x400000
347/* Cipher can handle pipeline operations */
348# define EVP_CIPH_FLAG_PIPELINE 0X800000
349/* For provider implementations that handle ASN1 get/set param themselves */
350# define EVP_CIPH_FLAG_CUSTOM_ASN1 0x1000000
351/* For ciphers generating unprotected CMS attributes */
352# define EVP_CIPH_FLAG_CIPHER_WITH_MAC 0x2000000
353/* For supplementary wrap cipher support */
354# define EVP_CIPH_FLAG_GET_WRAP_CIPHER 0x4000000
355# define EVP_CIPH_FLAG_INVERSE_CIPHER 0x8000000
356
357/*
358 * Cipher context flag to indicate we can handle wrap mode: if allowed in
359 * older applications it could overflow buffers.
360 */
361
362# define EVP_CIPHER_CTX_FLAG_WRAP_ALLOW 0x1
363
364/* ctrl() values */
365
366# define EVP_CTRL_INIT 0x0
367# define EVP_CTRL_SET_KEY_LENGTH 0x1
368# define EVP_CTRL_GET_RC2_KEY_BITS 0x2
369# define EVP_CTRL_SET_RC2_KEY_BITS 0x3
370# define EVP_CTRL_GET_RC5_ROUNDS 0x4
371# define EVP_CTRL_SET_RC5_ROUNDS 0x5
372# define EVP_CTRL_RAND_KEY 0x6
373# define EVP_CTRL_PBE_PRF_NID 0x7
374# define EVP_CTRL_COPY 0x8
375# define EVP_CTRL_AEAD_SET_IVLEN 0x9
376# define EVP_CTRL_AEAD_GET_TAG 0x10
377# define EVP_CTRL_AEAD_SET_TAG 0x11
378# define EVP_CTRL_AEAD_SET_IV_FIXED 0x12
379# define EVP_CTRL_GCM_SET_IVLEN EVP_CTRL_AEAD_SET_IVLEN
380# define EVP_CTRL_GCM_GET_TAG EVP_CTRL_AEAD_GET_TAG
381# define EVP_CTRL_GCM_SET_TAG EVP_CTRL_AEAD_SET_TAG
382# define EVP_CTRL_GCM_SET_IV_FIXED EVP_CTRL_AEAD_SET_IV_FIXED
383# define EVP_CTRL_GCM_IV_GEN 0x13
384# define EVP_CTRL_CCM_SET_IVLEN EVP_CTRL_AEAD_SET_IVLEN
385# define EVP_CTRL_CCM_GET_TAG EVP_CTRL_AEAD_GET_TAG
386# define EVP_CTRL_CCM_SET_TAG EVP_CTRL_AEAD_SET_TAG
387# define EVP_CTRL_CCM_SET_IV_FIXED EVP_CTRL_AEAD_SET_IV_FIXED
388# define EVP_CTRL_CCM_SET_L 0x14
389# define EVP_CTRL_CCM_SET_MSGLEN 0x15
390/*
391 * AEAD cipher deduces payload length and returns number of bytes required to
392 * store MAC and eventual padding. Subsequent call to EVP_Cipher even
393 * appends/verifies MAC.
394 */
395# define EVP_CTRL_AEAD_TLS1_AAD 0x16
396/* Used by composite AEAD ciphers, no-op in GCM, CCM... */
397# define EVP_CTRL_AEAD_SET_MAC_KEY 0x17
398/* Set the GCM invocation field, decrypt only */
399# define EVP_CTRL_GCM_SET_IV_INV 0x18
400
401# define EVP_CTRL_TLS1_1_MULTIBLOCK_AAD 0x19
402# define EVP_CTRL_TLS1_1_MULTIBLOCK_ENCRYPT 0x1a
403# define EVP_CTRL_TLS1_1_MULTIBLOCK_DECRYPT 0x1b
404# define EVP_CTRL_TLS1_1_MULTIBLOCK_MAX_BUFSIZE 0x1c
405
406# define EVP_CTRL_SSL3_MASTER_SECRET 0x1d
407
408/* EVP_CTRL_SET_SBOX takes the char * specifying S-boxes */
409# define EVP_CTRL_SET_SBOX 0x1e
410/*
411 * EVP_CTRL_SBOX_USED takes a 'size_t' and 'char *', pointing at a
412 * pre-allocated buffer with specified size
413 */
414# define EVP_CTRL_SBOX_USED 0x1f
415/* EVP_CTRL_KEY_MESH takes 'size_t' number of bytes to mesh the key after,
416 * 0 switches meshing off
417 */
418# define EVP_CTRL_KEY_MESH 0x20
419/* EVP_CTRL_BLOCK_PADDING_MODE takes the padding mode */
420# define EVP_CTRL_BLOCK_PADDING_MODE 0x21
421
422/* Set the output buffers to use for a pipelined operation */
423# define EVP_CTRL_SET_PIPELINE_OUTPUT_BUFS 0x22
424/* Set the input buffers to use for a pipelined operation */
425# define EVP_CTRL_SET_PIPELINE_INPUT_BUFS 0x23
426/* Set the input buffer lengths to use for a pipelined operation */
427# define EVP_CTRL_SET_PIPELINE_INPUT_LENS 0x24
428/* Get the IV length used by the cipher */
429# define EVP_CTRL_GET_IVLEN 0x25
430/* 0x26 is unused */
431/* Tell the cipher it's doing a speed test (SIV disallows multiple ops) */
432# define EVP_CTRL_SET_SPEED 0x27
433/* Get the unprotectedAttrs from cipher ctx */
434# define EVP_CTRL_PROCESS_UNPROTECTED 0x28
435/* Get the supplementary wrap cipher */
436#define EVP_CTRL_GET_WRAP_CIPHER 0x29
437/* TLSTREE key diversification */
438#define EVP_CTRL_TLSTREE 0x2A
439
440/* Padding modes */
441#define EVP_PADDING_PKCS7 1
442#define EVP_PADDING_ISO7816_4 2
443#define EVP_PADDING_ANSI923 3
444#define EVP_PADDING_ISO10126 4
445#define EVP_PADDING_ZERO 5
446
447/* RFC 5246 defines additional data to be 13 bytes in length */
448# define EVP_AEAD_TLS1_AAD_LEN 13
449
450typedef struct {
451 unsigned char *out;
452 const unsigned char *inp;
453 size_t len;
454 unsigned int interleave;
455} EVP_CTRL_TLS1_1_MULTIBLOCK_PARAM;
456
457/* GCM TLS constants */
458/* Length of fixed part of IV derived from PRF */
459# define EVP_GCM_TLS_FIXED_IV_LEN 4
460/* Length of explicit part of IV part of TLS records */
461# define EVP_GCM_TLS_EXPLICIT_IV_LEN 8
462/* Length of tag for TLS */
463# define EVP_GCM_TLS_TAG_LEN 16
464
465/* CCM TLS constants */
466/* Length of fixed part of IV derived from PRF */
467# define EVP_CCM_TLS_FIXED_IV_LEN 4
468/* Length of explicit part of IV part of TLS records */
469# define EVP_CCM_TLS_EXPLICIT_IV_LEN 8
470/* Total length of CCM IV length for TLS */
471# define EVP_CCM_TLS_IV_LEN 12
472/* Length of tag for TLS */
473# define EVP_CCM_TLS_TAG_LEN 16
474/* Length of CCM8 tag for TLS */
475# define EVP_CCM8_TLS_TAG_LEN 8
476
477/* Length of tag for TLS */
478# define EVP_CHACHAPOLY_TLS_TAG_LEN 16
479
480typedef struct evp_cipher_info_st {
481 const EVP_CIPHER *cipher;
482 unsigned char iv[EVP_MAX_IV_LENGTH];
483} EVP_CIPHER_INFO;
484
485
486/* Password based encryption function */
487typedef int (EVP_PBE_KEYGEN) (EVP_CIPHER_CTX *ctx, const char *pass,
488 int passlen, ASN1_TYPE *param,
489 const EVP_CIPHER *cipher, const EVP_MD *md,
490 int en_de);
491
492typedef int (EVP_PBE_KEYGEN_EX) (EVP_CIPHER_CTX *ctx, const char *pass,
493 int passlen, ASN1_TYPE *param,
494 const EVP_CIPHER *cipher, const EVP_MD *md,
495 int en_de, OSSL_LIB_CTX *libctx, const char *propq);
496
497# ifndef OPENSSL_NO_DEPRECATED_3_0
498# define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
499 (rsa))
500# endif
501
502# ifndef OPENSSL_NO_DSA
503# define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
504 (dsa))
505# endif
506
507# if !defined(OPENSSL_NO_DH) && !defined(OPENSSL_NO_DEPRECATED_3_0)
508# define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,(dh))
509# endif
510
511# ifndef OPENSSL_NO_DEPRECATED_3_0
512# ifndef OPENSSL_NO_EC
513# define EVP_PKEY_assign_EC_KEY(pkey,eckey) \
514 EVP_PKEY_assign((pkey), EVP_PKEY_EC, (eckey))
515# endif
516# endif
517# ifndef OPENSSL_NO_SIPHASH
518# define EVP_PKEY_assign_SIPHASH(pkey,shkey) EVP_PKEY_assign((pkey),\
519 EVP_PKEY_SIPHASH,(shkey))
520# endif
521
522# ifndef OPENSSL_NO_POLY1305
523# define EVP_PKEY_assign_POLY1305(pkey,polykey) EVP_PKEY_assign((pkey),\
524 EVP_PKEY_POLY1305,(polykey))
525# endif
526
527/* Add some extra combinations */
528# define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
529# define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
530# define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
531# define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
532
533int EVP_MD_get_type(const EVP_MD *md);
534# define EVP_MD_type EVP_MD_get_type
535# define EVP_MD_nid EVP_MD_get_type
536const char *EVP_MD_get0_name(const EVP_MD *md);
537# define EVP_MD_name EVP_MD_get0_name
538const char *EVP_MD_get0_description(const EVP_MD *md);
539int EVP_MD_is_a(const EVP_MD *md, const char *name);
540int EVP_MD_names_do_all(const EVP_MD *md,
541 void (*fn)(const char *name, void *data),
542 void *data);
543const OSSL_PROVIDER *EVP_MD_get0_provider(const EVP_MD *md);
544int EVP_MD_get_pkey_type(const EVP_MD *md);
545# define EVP_MD_pkey_type EVP_MD_get_pkey_type
546int EVP_MD_get_size(const EVP_MD *md);
547# define EVP_MD_size EVP_MD_get_size
548int EVP_MD_get_block_size(const EVP_MD *md);
549# define EVP_MD_block_size EVP_MD_get_block_size
550unsigned long EVP_MD_get_flags(const EVP_MD *md);
551# define EVP_MD_flags EVP_MD_get_flags
552
553const EVP_MD *EVP_MD_CTX_get0_md(const EVP_MD_CTX *ctx);
554EVP_MD *EVP_MD_CTX_get1_md(EVP_MD_CTX *ctx);
555# ifndef OPENSSL_NO_DEPRECATED_3_0
556OSSL_DEPRECATEDIN_3_0
557const EVP_MD *EVP_MD_CTX_md(const EVP_MD_CTX *ctx);
558OSSL_DEPRECATEDIN_3_0
559int (*EVP_MD_CTX_update_fn(EVP_MD_CTX *ctx))(EVP_MD_CTX *ctx,
560 const void *data, size_t count);
561OSSL_DEPRECATEDIN_3_0
562void EVP_MD_CTX_set_update_fn(EVP_MD_CTX *ctx,
563 int (*update) (EVP_MD_CTX *ctx,
564 const void *data, size_t count));
565# endif
566# define EVP_MD_CTX_get0_name(e) EVP_MD_get0_name(EVP_MD_CTX_get0_md(e))
567# define EVP_MD_CTX_get_size(e) EVP_MD_get_size(EVP_MD_CTX_get0_md(e))
568# define EVP_MD_CTX_size EVP_MD_CTX_get_size
569# define EVP_MD_CTX_get_block_size(e) EVP_MD_get_block_size(EVP_MD_CTX_get0_md(e))
570# define EVP_MD_CTX_block_size EVP_MD_CTX_get_block_size
571# define EVP_MD_CTX_get_type(e) EVP_MD_get_type(EVP_MD_CTX_get0_md(e))
572# define EVP_MD_CTX_type EVP_MD_CTX_get_type
573EVP_PKEY_CTX *EVP_MD_CTX_get_pkey_ctx(const EVP_MD_CTX *ctx);
574# define EVP_MD_CTX_pkey_ctx EVP_MD_CTX_get_pkey_ctx
575void EVP_MD_CTX_set_pkey_ctx(EVP_MD_CTX *ctx, EVP_PKEY_CTX *pctx);
576void *EVP_MD_CTX_get0_md_data(const EVP_MD_CTX *ctx);
577# define EVP_MD_CTX_md_data EVP_MD_CTX_get0_md_data
578
579int EVP_CIPHER_get_nid(const EVP_CIPHER *cipher);
580# define EVP_CIPHER_nid EVP_CIPHER_get_nid
581const char *EVP_CIPHER_get0_name(const EVP_CIPHER *cipher);
582# define EVP_CIPHER_name EVP_CIPHER_get0_name
583const char *EVP_CIPHER_get0_description(const EVP_CIPHER *cipher);
584int EVP_CIPHER_is_a(const EVP_CIPHER *cipher, const char *name);
585int EVP_CIPHER_names_do_all(const EVP_CIPHER *cipher,
586 void (*fn)(const char *name, void *data),
587 void *data);
588const OSSL_PROVIDER *EVP_CIPHER_get0_provider(const EVP_CIPHER *cipher);
589int EVP_CIPHER_get_block_size(const EVP_CIPHER *cipher);
590# define EVP_CIPHER_block_size EVP_CIPHER_get_block_size
591# ifndef OPENSSL_NO_DEPRECATED_3_0
592OSSL_DEPRECATEDIN_3_0
593int EVP_CIPHER_impl_ctx_size(const EVP_CIPHER *cipher);
594# endif
595int EVP_CIPHER_get_key_length(const EVP_CIPHER *cipher);
596# define EVP_CIPHER_key_length EVP_CIPHER_get_key_length
597int EVP_CIPHER_get_iv_length(const EVP_CIPHER *cipher);
598# define EVP_CIPHER_iv_length EVP_CIPHER_get_iv_length
599unsigned long EVP_CIPHER_get_flags(const EVP_CIPHER *cipher);
600# define EVP_CIPHER_flags EVP_CIPHER_get_flags
601int EVP_CIPHER_get_mode(const EVP_CIPHER *cipher);
602# define EVP_CIPHER_mode EVP_CIPHER_get_mode
603int EVP_CIPHER_get_type(const EVP_CIPHER *cipher);
604# define EVP_CIPHER_type EVP_CIPHER_get_type
605EVP_CIPHER *EVP_CIPHER_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
606 const char *properties);
607int EVP_CIPHER_up_ref(EVP_CIPHER *cipher);
608void EVP_CIPHER_free(EVP_CIPHER *cipher);
609
610const EVP_CIPHER *EVP_CIPHER_CTX_get0_cipher(const EVP_CIPHER_CTX *ctx);
611EVP_CIPHER *EVP_CIPHER_CTX_get1_cipher(EVP_CIPHER_CTX *ctx);
612int EVP_CIPHER_CTX_is_encrypting(const EVP_CIPHER_CTX *ctx);
613# define EVP_CIPHER_CTX_encrypting EVP_CIPHER_CTX_is_encrypting
614int EVP_CIPHER_CTX_get_nid(const EVP_CIPHER_CTX *ctx);
615# define EVP_CIPHER_CTX_nid EVP_CIPHER_CTX_get_nid
616int EVP_CIPHER_CTX_get_block_size(const EVP_CIPHER_CTX *ctx);
617# define EVP_CIPHER_CTX_block_size EVP_CIPHER_CTX_get_block_size
618int EVP_CIPHER_CTX_get_key_length(const EVP_CIPHER_CTX *ctx);
619# define EVP_CIPHER_CTX_key_length EVP_CIPHER_CTX_get_key_length
620int EVP_CIPHER_CTX_get_iv_length(const EVP_CIPHER_CTX *ctx);
621# define EVP_CIPHER_CTX_iv_length EVP_CIPHER_CTX_get_iv_length
622int EVP_CIPHER_CTX_get_tag_length(const EVP_CIPHER_CTX *ctx);
623# define EVP_CIPHER_CTX_tag_length EVP_CIPHER_CTX_get_tag_length
624# ifndef OPENSSL_NO_DEPRECATED_3_0
625const EVP_CIPHER *EVP_CIPHER_CTX_cipher(const EVP_CIPHER_CTX *ctx);
626OSSL_DEPRECATEDIN_3_0 const unsigned char *EVP_CIPHER_CTX_iv(const EVP_CIPHER_CTX *ctx);
627OSSL_DEPRECATEDIN_3_0 const unsigned char *EVP_CIPHER_CTX_original_iv(const EVP_CIPHER_CTX *ctx);
628OSSL_DEPRECATEDIN_3_0 unsigned char *EVP_CIPHER_CTX_iv_noconst(EVP_CIPHER_CTX *ctx);
629# endif
630int EVP_CIPHER_CTX_get_updated_iv(EVP_CIPHER_CTX *ctx, void *buf, size_t len);
631int EVP_CIPHER_CTX_get_original_iv(EVP_CIPHER_CTX *ctx, void *buf, size_t len);
632# ifndef OPENSSL_NO_DEPRECATED_3_0
633OSSL_DEPRECATEDIN_3_0
634unsigned char *EVP_CIPHER_CTX_buf_noconst(EVP_CIPHER_CTX *ctx);
635# endif
636int EVP_CIPHER_CTX_get_num(const EVP_CIPHER_CTX *ctx);
637# define EVP_CIPHER_CTX_num EVP_CIPHER_CTX_get_num
638int EVP_CIPHER_CTX_set_num(EVP_CIPHER_CTX *ctx, int num);
639int EVP_CIPHER_CTX_copy(EVP_CIPHER_CTX *out, const EVP_CIPHER_CTX *in);
640void *EVP_CIPHER_CTX_get_app_data(const EVP_CIPHER_CTX *ctx);
641void EVP_CIPHER_CTX_set_app_data(EVP_CIPHER_CTX *ctx, void *data);
642void *EVP_CIPHER_CTX_get_cipher_data(const EVP_CIPHER_CTX *ctx);
643void *EVP_CIPHER_CTX_set_cipher_data(EVP_CIPHER_CTX *ctx, void *cipher_data);
644# define EVP_CIPHER_CTX_get0_name(c) EVP_CIPHER_get0_name(EVP_CIPHER_CTX_get0_cipher(c))
645# define EVP_CIPHER_CTX_get_type(c) EVP_CIPHER_get_type(EVP_CIPHER_CTX_get0_cipher(c))
646# define EVP_CIPHER_CTX_type EVP_CIPHER_CTX_get_type
647# ifndef OPENSSL_NO_DEPRECATED_1_1_0
648# define EVP_CIPHER_CTX_flags(c) EVP_CIPHER_get_flags(EVP_CIPHER_CTX_get0_cipher(c))
649# endif
650# define EVP_CIPHER_CTX_get_mode(c) EVP_CIPHER_get_mode(EVP_CIPHER_CTX_get0_cipher(c))
651# define EVP_CIPHER_CTX_mode EVP_CIPHER_CTX_get_mode
652
653# define EVP_ENCODE_LENGTH(l) ((((l)+2)/3*4)+((l)/48+1)*2+80)
654# define EVP_DECODE_LENGTH(l) (((l)+3)/4*3+80)
655
656# define EVP_SignInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
657# define EVP_SignInit(a,b) EVP_DigestInit(a,b)
658# define EVP_SignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
659# define EVP_VerifyInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
660# define EVP_VerifyInit(a,b) EVP_DigestInit(a,b)
661# define EVP_VerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
662# define EVP_OpenUpdate(a,b,c,d,e) EVP_DecryptUpdate(a,b,c,d,e)
663# define EVP_SealUpdate(a,b,c,d,e) EVP_EncryptUpdate(a,b,c,d,e)
664
665# ifdef CONST_STRICT
666void BIO_set_md(BIO *, const EVP_MD *md);
667# else
668# define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,0,(void *)(md))
669# endif
670# define BIO_get_md(b,mdp) BIO_ctrl(b,BIO_C_GET_MD,0,(mdp))
671# define BIO_get_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_GET_MD_CTX,0,(mdcp))
672# define BIO_set_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_SET_MD_CTX,0,(mdcp))
673# define BIO_get_cipher_status(b) BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
674# define BIO_get_cipher_ctx(b,c_pp) BIO_ctrl(b,BIO_C_GET_CIPHER_CTX,0,(c_pp))
675
676/*__owur*/ int EVP_Cipher(EVP_CIPHER_CTX *c,
677 unsigned char *out,
678 const unsigned char *in, unsigned int inl);
679
680# define EVP_add_cipher_alias(n,alias) \
681 OBJ_NAME_add((alias),OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS,(n))
682# define EVP_add_digest_alias(n,alias) \
683 OBJ_NAME_add((alias),OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,(n))
684# define EVP_delete_cipher_alias(alias) \
685 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS);
686# define EVP_delete_digest_alias(alias) \
687 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS);
688
689int EVP_MD_get_params(const EVP_MD *digest, OSSL_PARAM params[]);
690int EVP_MD_CTX_set_params(EVP_MD_CTX *ctx, const OSSL_PARAM params[]);
691int EVP_MD_CTX_get_params(EVP_MD_CTX *ctx, OSSL_PARAM params[]);
692const OSSL_PARAM *EVP_MD_gettable_params(const EVP_MD *digest);
693const OSSL_PARAM *EVP_MD_settable_ctx_params(const EVP_MD *md);
694const OSSL_PARAM *EVP_MD_gettable_ctx_params(const EVP_MD *md);
695const OSSL_PARAM *EVP_MD_CTX_settable_params(EVP_MD_CTX *ctx);
696const OSSL_PARAM *EVP_MD_CTX_gettable_params(EVP_MD_CTX *ctx);
697int EVP_MD_CTX_ctrl(EVP_MD_CTX *ctx, int cmd, int p1, void *p2);
698EVP_MD_CTX *EVP_MD_CTX_new(void);
699int EVP_MD_CTX_reset(EVP_MD_CTX *ctx);
700void EVP_MD_CTX_free(EVP_MD_CTX *ctx);
701# define EVP_MD_CTX_create() EVP_MD_CTX_new()
702# define EVP_MD_CTX_init(ctx) EVP_MD_CTX_reset((ctx))
703# define EVP_MD_CTX_destroy(ctx) EVP_MD_CTX_free((ctx))
704__owur int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out, const EVP_MD_CTX *in);
705void EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags);
706void EVP_MD_CTX_clear_flags(EVP_MD_CTX *ctx, int flags);
707int EVP_MD_CTX_test_flags(const EVP_MD_CTX *ctx, int flags);
708__owur int EVP_DigestInit_ex2(EVP_MD_CTX *ctx, const EVP_MD *type,
709 const OSSL_PARAM params[]);
710__owur int EVP_DigestInit_ex(EVP_MD_CTX *ctx, const EVP_MD *type,
711 ENGINE *impl);
712__owur int EVP_DigestUpdate(EVP_MD_CTX *ctx, const void *d,
713 size_t cnt);
714__owur int EVP_DigestFinal_ex(EVP_MD_CTX *ctx, unsigned char *md,
715 unsigned int *s);
716__owur int EVP_Digest(const void *data, size_t count,
717 unsigned char *md, unsigned int *size,
718 const EVP_MD *type, ENGINE *impl);
719__owur int EVP_Q_digest(OSSL_LIB_CTX *libctx, const char *name,
720 const char *propq, const void *data, size_t datalen,
721 unsigned char *md, size_t *mdlen);
722
723__owur int EVP_MD_CTX_copy(EVP_MD_CTX *out, const EVP_MD_CTX *in);
724__owur int EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
725__owur int EVP_DigestFinal(EVP_MD_CTX *ctx, unsigned char *md,
726 unsigned int *s);
727__owur int EVP_DigestFinalXOF(EVP_MD_CTX *ctx, unsigned char *md,
728 size_t len);
729
730__owur EVP_MD *EVP_MD_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
731 const char *properties);
732
733int EVP_MD_up_ref(EVP_MD *md);
734void EVP_MD_free(EVP_MD *md);
735
736int EVP_read_pw_string(char *buf, int length, const char *prompt, int verify);
737int EVP_read_pw_string_min(char *buf, int minlen, int maxlen,
738 const char *prompt, int verify);
739void EVP_set_pw_prompt(const char *prompt);
740char *EVP_get_pw_prompt(void);
741
742__owur int EVP_BytesToKey(const EVP_CIPHER *type, const EVP_MD *md,
743 const unsigned char *salt,
744 const unsigned char *data, int datal, int count,
745 unsigned char *key, unsigned char *iv);
746
747void EVP_CIPHER_CTX_set_flags(EVP_CIPHER_CTX *ctx, int flags);
748void EVP_CIPHER_CTX_clear_flags(EVP_CIPHER_CTX *ctx, int flags);
749int EVP_CIPHER_CTX_test_flags(const EVP_CIPHER_CTX *ctx, int flags);
750
751__owur int EVP_EncryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
752 const unsigned char *key, const unsigned char *iv);
753/*__owur*/ int EVP_EncryptInit_ex(EVP_CIPHER_CTX *ctx,
754 const EVP_CIPHER *cipher, ENGINE *impl,
755 const unsigned char *key,
756 const unsigned char *iv);
757__owur int EVP_EncryptInit_ex2(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
758 const unsigned char *key,
759 const unsigned char *iv,
760 const OSSL_PARAM params[]);
761/*__owur*/ int EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
762 int *outl, const unsigned char *in, int inl);
763/*__owur*/ int EVP_EncryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out,
764 int *outl);
765/*__owur*/ int EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out,
766 int *outl);
767
768__owur int EVP_DecryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
769 const unsigned char *key, const unsigned char *iv);
770/*__owur*/ int EVP_DecryptInit_ex(EVP_CIPHER_CTX *ctx,
771 const EVP_CIPHER *cipher, ENGINE *impl,
772 const unsigned char *key,
773 const unsigned char *iv);
774__owur int EVP_DecryptInit_ex2(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
775 const unsigned char *key,
776 const unsigned char *iv,
777 const OSSL_PARAM params[]);
778/*__owur*/ int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
779 int *outl, const unsigned char *in, int inl);
780__owur int EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm,
781 int *outl);
782/*__owur*/ int EVP_DecryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm,
783 int *outl);
784
785__owur int EVP_CipherInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
786 const unsigned char *key, const unsigned char *iv,
787 int enc);
788/*__owur*/ int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx,
789 const EVP_CIPHER *cipher, ENGINE *impl,
790 const unsigned char *key,
791 const unsigned char *iv, int enc);
792__owur int EVP_CipherInit_ex2(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
793 const unsigned char *key, const unsigned char *iv,
794 int enc, const OSSL_PARAM params[]);
795__owur int EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
796 int *outl, const unsigned char *in, int inl);
797__owur int EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm,
798 int *outl);
799__owur int EVP_CipherFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm,
800 int *outl);
801
802__owur int EVP_SignFinal(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *s,
803 EVP_PKEY *pkey);
804__owur int EVP_SignFinal_ex(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *s,
805 EVP_PKEY *pkey, OSSL_LIB_CTX *libctx,
806 const char *propq);
807
808__owur int EVP_DigestSign(EVP_MD_CTX *ctx, unsigned char *sigret,
809 size_t *siglen, const unsigned char *tbs,
810 size_t tbslen);
811
812__owur int EVP_VerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sigbuf,
813 unsigned int siglen, EVP_PKEY *pkey);
814__owur int EVP_VerifyFinal_ex(EVP_MD_CTX *ctx, const unsigned char *sigbuf,
815 unsigned int siglen, EVP_PKEY *pkey,
816 OSSL_LIB_CTX *libctx, const char *propq);
817
818__owur int EVP_DigestVerify(EVP_MD_CTX *ctx, const unsigned char *sigret,
819 size_t siglen, const unsigned char *tbs,
820 size_t tbslen);
821
822int EVP_DigestSignInit_ex(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
823 const char *mdname, OSSL_LIB_CTX *libctx,
824 const char *props, EVP_PKEY *pkey,
825 const OSSL_PARAM params[]);
826/*__owur*/ int EVP_DigestSignInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
827 const EVP_MD *type, ENGINE *e,
828 EVP_PKEY *pkey);
829int EVP_DigestSignUpdate(EVP_MD_CTX *ctx, const void *data, size_t dsize);
830__owur int EVP_DigestSignFinal(EVP_MD_CTX *ctx, unsigned char *sigret,
831 size_t *siglen);
832
833int EVP_DigestVerifyInit_ex(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
834 const char *mdname, OSSL_LIB_CTX *libctx,
835 const char *props, EVP_PKEY *pkey,
836 const OSSL_PARAM params[]);
837__owur int EVP_DigestVerifyInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
838 const EVP_MD *type, ENGINE *e,
839 EVP_PKEY *pkey);
840int EVP_DigestVerifyUpdate(EVP_MD_CTX *ctx, const void *data, size_t dsize);
841__owur int EVP_DigestVerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sig,
842 size_t siglen);
843
844__owur int EVP_OpenInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
845 const unsigned char *ek, int ekl,
846 const unsigned char *iv, EVP_PKEY *priv);
847__owur int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
848
849__owur int EVP_SealInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
850 unsigned char **ek, int *ekl, unsigned char *iv,
851 EVP_PKEY **pubk, int npubk);
852__owur int EVP_SealFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
853
854EVP_ENCODE_CTX *EVP_ENCODE_CTX_new(void);
855void EVP_ENCODE_CTX_free(EVP_ENCODE_CTX *ctx);
856int EVP_ENCODE_CTX_copy(EVP_ENCODE_CTX *dctx, const EVP_ENCODE_CTX *sctx);
857int EVP_ENCODE_CTX_num(EVP_ENCODE_CTX *ctx);
858void EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
859int EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
860 const unsigned char *in, int inl);
861void EVP_EncodeFinal(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl);
862int EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int n);
863
864void EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
865int EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
866 const unsigned char *in, int inl);
867int EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned
868 char *out, int *outl);
869int EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n);
870
871# ifndef OPENSSL_NO_DEPRECATED_1_1_0
872# define EVP_CIPHER_CTX_init(c) EVP_CIPHER_CTX_reset(c)
873# define EVP_CIPHER_CTX_cleanup(c) EVP_CIPHER_CTX_reset(c)
874# endif
875EVP_CIPHER_CTX *EVP_CIPHER_CTX_new(void);
876int EVP_CIPHER_CTX_reset(EVP_CIPHER_CTX *c);
877void EVP_CIPHER_CTX_free(EVP_CIPHER_CTX *c);
878int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *x, int keylen);
879int EVP_CIPHER_CTX_set_padding(EVP_CIPHER_CTX *c, int pad);
880int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr);
881int EVP_CIPHER_CTX_rand_key(EVP_CIPHER_CTX *ctx, unsigned char *key);
882int EVP_CIPHER_get_params(EVP_CIPHER *cipher, OSSL_PARAM params[]);
883int EVP_CIPHER_CTX_set_params(EVP_CIPHER_CTX *ctx, const OSSL_PARAM params[]);
884int EVP_CIPHER_CTX_get_params(EVP_CIPHER_CTX *ctx, OSSL_PARAM params[]);
885const OSSL_PARAM *EVP_CIPHER_gettable_params(const EVP_CIPHER *cipher);
886const OSSL_PARAM *EVP_CIPHER_settable_ctx_params(const EVP_CIPHER *cipher);
887const OSSL_PARAM *EVP_CIPHER_gettable_ctx_params(const EVP_CIPHER *cipher);
888const OSSL_PARAM *EVP_CIPHER_CTX_settable_params(EVP_CIPHER_CTX *ctx);
889const OSSL_PARAM *EVP_CIPHER_CTX_gettable_params(EVP_CIPHER_CTX *ctx);
890
891const BIO_METHOD *BIO_f_md(void);
892const BIO_METHOD *BIO_f_base64(void);
893const BIO_METHOD *BIO_f_cipher(void);
894const BIO_METHOD *BIO_f_reliable(void);
895__owur int BIO_set_cipher(BIO *b, const EVP_CIPHER *c, const unsigned char *k,
896 const unsigned char *i, int enc);
897
898const EVP_MD *EVP_md_null(void);
899# ifndef OPENSSL_NO_MD2
900const EVP_MD *EVP_md2(void);
901# endif
902# ifndef OPENSSL_NO_MD4
903const EVP_MD *EVP_md4(void);
904# endif
905# ifndef OPENSSL_NO_MD5
906const EVP_MD *EVP_md5(void);
907const EVP_MD *EVP_md5_sha1(void);
908# endif
909# ifndef OPENSSL_NO_BLAKE2
910const EVP_MD *EVP_blake2b512(void);
911const EVP_MD *EVP_blake2s256(void);
912# endif
913const EVP_MD *EVP_sha1(void);
914const EVP_MD *EVP_sha224(void);
915const EVP_MD *EVP_sha256(void);
916const EVP_MD *EVP_sha384(void);
917const EVP_MD *EVP_sha512(void);
918const EVP_MD *EVP_sha512_224(void);
919const EVP_MD *EVP_sha512_256(void);
920const EVP_MD *EVP_sha3_224(void);
921const EVP_MD *EVP_sha3_256(void);
922const EVP_MD *EVP_sha3_384(void);
923const EVP_MD *EVP_sha3_512(void);
924const EVP_MD *EVP_shake128(void);
925const EVP_MD *EVP_shake256(void);
926
927# ifndef OPENSSL_NO_MDC2
928const EVP_MD *EVP_mdc2(void);
929# endif
930# ifndef OPENSSL_NO_RMD160
931const EVP_MD *EVP_ripemd160(void);
932# endif
933# ifndef OPENSSL_NO_WHIRLPOOL
934const EVP_MD *EVP_whirlpool(void);
935# endif
936# ifndef OPENSSL_NO_SM3
937const EVP_MD *EVP_sm3(void);
938# endif
939const EVP_CIPHER *EVP_enc_null(void); /* does nothing :-) */
940# ifndef OPENSSL_NO_DES
941const EVP_CIPHER *EVP_des_ecb(void);
942const EVP_CIPHER *EVP_des_ede(void);
943const EVP_CIPHER *EVP_des_ede3(void);
944const EVP_CIPHER *EVP_des_ede_ecb(void);
945const EVP_CIPHER *EVP_des_ede3_ecb(void);
946const EVP_CIPHER *EVP_des_cfb64(void);
947# define EVP_des_cfb EVP_des_cfb64
948const EVP_CIPHER *EVP_des_cfb1(void);
949const EVP_CIPHER *EVP_des_cfb8(void);
950const EVP_CIPHER *EVP_des_ede_cfb64(void);
951# define EVP_des_ede_cfb EVP_des_ede_cfb64
952const EVP_CIPHER *EVP_des_ede3_cfb64(void);
953# define EVP_des_ede3_cfb EVP_des_ede3_cfb64
954const EVP_CIPHER *EVP_des_ede3_cfb1(void);
955const EVP_CIPHER *EVP_des_ede3_cfb8(void);
956const EVP_CIPHER *EVP_des_ofb(void);
957const EVP_CIPHER *EVP_des_ede_ofb(void);
958const EVP_CIPHER *EVP_des_ede3_ofb(void);
959const EVP_CIPHER *EVP_des_cbc(void);
960const EVP_CIPHER *EVP_des_ede_cbc(void);
961const EVP_CIPHER *EVP_des_ede3_cbc(void);
962const EVP_CIPHER *EVP_desx_cbc(void);
963const EVP_CIPHER *EVP_des_ede3_wrap(void);
964/*
965 * This should now be supported through the dev_crypto ENGINE. But also, why
966 * are rc4 and md5 declarations made here inside a "NO_DES" precompiler
967 * branch?
968 */
969# endif
970# ifndef OPENSSL_NO_RC4
971const EVP_CIPHER *EVP_rc4(void);
972const EVP_CIPHER *EVP_rc4_40(void);
973# ifndef OPENSSL_NO_MD5
974const EVP_CIPHER *EVP_rc4_hmac_md5(void);
975# endif
976# endif
977# ifndef OPENSSL_NO_IDEA
978const EVP_CIPHER *EVP_idea_ecb(void);
979const EVP_CIPHER *EVP_idea_cfb64(void);
980# define EVP_idea_cfb EVP_idea_cfb64
981const EVP_CIPHER *EVP_idea_ofb(void);
982const EVP_CIPHER *EVP_idea_cbc(void);
983# endif
984# ifndef OPENSSL_NO_RC2
985const EVP_CIPHER *EVP_rc2_ecb(void);
986const EVP_CIPHER *EVP_rc2_cbc(void);
987const EVP_CIPHER *EVP_rc2_40_cbc(void);
988const EVP_CIPHER *EVP_rc2_64_cbc(void);
989const EVP_CIPHER *EVP_rc2_cfb64(void);
990# define EVP_rc2_cfb EVP_rc2_cfb64
991const EVP_CIPHER *EVP_rc2_ofb(void);
992# endif
993# ifndef OPENSSL_NO_BF
994const EVP_CIPHER *EVP_bf_ecb(void);
995const EVP_CIPHER *EVP_bf_cbc(void);
996const EVP_CIPHER *EVP_bf_cfb64(void);
997# define EVP_bf_cfb EVP_bf_cfb64
998const EVP_CIPHER *EVP_bf_ofb(void);
999# endif
1000# ifndef OPENSSL_NO_CAST
1001const EVP_CIPHER *EVP_cast5_ecb(void);
1002const EVP_CIPHER *EVP_cast5_cbc(void);
1003const EVP_CIPHER *EVP_cast5_cfb64(void);
1004# define EVP_cast5_cfb EVP_cast5_cfb64
1005const EVP_CIPHER *EVP_cast5_ofb(void);
1006# endif
1007# ifndef OPENSSL_NO_RC5
1008const EVP_CIPHER *EVP_rc5_32_12_16_cbc(void);
1009const EVP_CIPHER *EVP_rc5_32_12_16_ecb(void);
1010const EVP_CIPHER *EVP_rc5_32_12_16_cfb64(void);
1011# define EVP_rc5_32_12_16_cfb EVP_rc5_32_12_16_cfb64
1012const EVP_CIPHER *EVP_rc5_32_12_16_ofb(void);
1013# endif
1014const EVP_CIPHER *EVP_aes_128_ecb(void);
1015const EVP_CIPHER *EVP_aes_128_cbc(void);
1016const EVP_CIPHER *EVP_aes_128_cfb1(void);
1017const EVP_CIPHER *EVP_aes_128_cfb8(void);
1018const EVP_CIPHER *EVP_aes_128_cfb128(void);
1019# define EVP_aes_128_cfb EVP_aes_128_cfb128
1020const EVP_CIPHER *EVP_aes_128_ofb(void);
1021const EVP_CIPHER *EVP_aes_128_ctr(void);
1022const EVP_CIPHER *EVP_aes_128_ccm(void);
1023const EVP_CIPHER *EVP_aes_128_gcm(void);
1024const EVP_CIPHER *EVP_aes_128_xts(void);
1025const EVP_CIPHER *EVP_aes_128_wrap(void);
1026const EVP_CIPHER *EVP_aes_128_wrap_pad(void);
1027# ifndef OPENSSL_NO_OCB
1028const EVP_CIPHER *EVP_aes_128_ocb(void);
1029# endif
1030const EVP_CIPHER *EVP_aes_192_ecb(void);
1031const EVP_CIPHER *EVP_aes_192_cbc(void);
1032const EVP_CIPHER *EVP_aes_192_cfb1(void);
1033const EVP_CIPHER *EVP_aes_192_cfb8(void);
1034const EVP_CIPHER *EVP_aes_192_cfb128(void);
1035# define EVP_aes_192_cfb EVP_aes_192_cfb128
1036const EVP_CIPHER *EVP_aes_192_ofb(void);
1037const EVP_CIPHER *EVP_aes_192_ctr(void);
1038const EVP_CIPHER *EVP_aes_192_ccm(void);
1039const EVP_CIPHER *EVP_aes_192_gcm(void);
1040const EVP_CIPHER *EVP_aes_192_wrap(void);
1041const EVP_CIPHER *EVP_aes_192_wrap_pad(void);
1042# ifndef OPENSSL_NO_OCB
1043const EVP_CIPHER *EVP_aes_192_ocb(void);
1044# endif
1045const EVP_CIPHER *EVP_aes_256_ecb(void);
1046const EVP_CIPHER *EVP_aes_256_cbc(void);
1047const EVP_CIPHER *EVP_aes_256_cfb1(void);
1048const EVP_CIPHER *EVP_aes_256_cfb8(void);
1049const EVP_CIPHER *EVP_aes_256_cfb128(void);
1050# define EVP_aes_256_cfb EVP_aes_256_cfb128
1051const EVP_CIPHER *EVP_aes_256_ofb(void);
1052const EVP_CIPHER *EVP_aes_256_ctr(void);
1053const EVP_CIPHER *EVP_aes_256_ccm(void);
1054const EVP_CIPHER *EVP_aes_256_gcm(void);
1055const EVP_CIPHER *EVP_aes_256_xts(void);
1056const EVP_CIPHER *EVP_aes_256_wrap(void);
1057const EVP_CIPHER *EVP_aes_256_wrap_pad(void);
1058# ifndef OPENSSL_NO_OCB
1059const EVP_CIPHER *EVP_aes_256_ocb(void);
1060# endif
1061const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha1(void);
1062const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha1(void);
1063const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha256(void);
1064const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha256(void);
1065# ifndef OPENSSL_NO_ARIA
1066const EVP_CIPHER *EVP_aria_128_ecb(void);
1067const EVP_CIPHER *EVP_aria_128_cbc(void);
1068const EVP_CIPHER *EVP_aria_128_cfb1(void);
1069const EVP_CIPHER *EVP_aria_128_cfb8(void);
1070const EVP_CIPHER *EVP_aria_128_cfb128(void);
1071# define EVP_aria_128_cfb EVP_aria_128_cfb128
1072const EVP_CIPHER *EVP_aria_128_ctr(void);
1073const EVP_CIPHER *EVP_aria_128_ofb(void);
1074const EVP_CIPHER *EVP_aria_128_gcm(void);
1075const EVP_CIPHER *EVP_aria_128_ccm(void);
1076const EVP_CIPHER *EVP_aria_192_ecb(void);
1077const EVP_CIPHER *EVP_aria_192_cbc(void);
1078const EVP_CIPHER *EVP_aria_192_cfb1(void);
1079const EVP_CIPHER *EVP_aria_192_cfb8(void);
1080const EVP_CIPHER *EVP_aria_192_cfb128(void);
1081# define EVP_aria_192_cfb EVP_aria_192_cfb128
1082const EVP_CIPHER *EVP_aria_192_ctr(void);
1083const EVP_CIPHER *EVP_aria_192_ofb(void);
1084const EVP_CIPHER *EVP_aria_192_gcm(void);
1085const EVP_CIPHER *EVP_aria_192_ccm(void);
1086const EVP_CIPHER *EVP_aria_256_ecb(void);
1087const EVP_CIPHER *EVP_aria_256_cbc(void);
1088const EVP_CIPHER *EVP_aria_256_cfb1(void);
1089const EVP_CIPHER *EVP_aria_256_cfb8(void);
1090const EVP_CIPHER *EVP_aria_256_cfb128(void);
1091# define EVP_aria_256_cfb EVP_aria_256_cfb128
1092const EVP_CIPHER *EVP_aria_256_ctr(void);
1093const EVP_CIPHER *EVP_aria_256_ofb(void);
1094const EVP_CIPHER *EVP_aria_256_gcm(void);
1095const EVP_CIPHER *EVP_aria_256_ccm(void);
1096# endif
1097# ifndef OPENSSL_NO_CAMELLIA
1098const EVP_CIPHER *EVP_camellia_128_ecb(void);
1099const EVP_CIPHER *EVP_camellia_128_cbc(void);
1100const EVP_CIPHER *EVP_camellia_128_cfb1(void);
1101const EVP_CIPHER *EVP_camellia_128_cfb8(void);
1102const EVP_CIPHER *EVP_camellia_128_cfb128(void);
1103# define EVP_camellia_128_cfb EVP_camellia_128_cfb128
1104const EVP_CIPHER *EVP_camellia_128_ofb(void);
1105const EVP_CIPHER *EVP_camellia_128_ctr(void);
1106const EVP_CIPHER *EVP_camellia_192_ecb(void);
1107const EVP_CIPHER *EVP_camellia_192_cbc(void);
1108const EVP_CIPHER *EVP_camellia_192_cfb1(void);
1109const EVP_CIPHER *EVP_camellia_192_cfb8(void);
1110const EVP_CIPHER *EVP_camellia_192_cfb128(void);
1111# define EVP_camellia_192_cfb EVP_camellia_192_cfb128
1112const EVP_CIPHER *EVP_camellia_192_ofb(void);
1113const EVP_CIPHER *EVP_camellia_192_ctr(void);
1114const EVP_CIPHER *EVP_camellia_256_ecb(void);
1115const EVP_CIPHER *EVP_camellia_256_cbc(void);
1116const EVP_CIPHER *EVP_camellia_256_cfb1(void);
1117const EVP_CIPHER *EVP_camellia_256_cfb8(void);
1118const EVP_CIPHER *EVP_camellia_256_cfb128(void);
1119# define EVP_camellia_256_cfb EVP_camellia_256_cfb128
1120const EVP_CIPHER *EVP_camellia_256_ofb(void);
1121const EVP_CIPHER *EVP_camellia_256_ctr(void);
1122# endif
1123# ifndef OPENSSL_NO_CHACHA
1124const EVP_CIPHER *EVP_chacha20(void);
1125# ifndef OPENSSL_NO_POLY1305
1126const EVP_CIPHER *EVP_chacha20_poly1305(void);
1127# endif
1128# endif
1129
1130# ifndef OPENSSL_NO_SEED
1131const EVP_CIPHER *EVP_seed_ecb(void);
1132const EVP_CIPHER *EVP_seed_cbc(void);
1133const EVP_CIPHER *EVP_seed_cfb128(void);
1134# define EVP_seed_cfb EVP_seed_cfb128
1135const EVP_CIPHER *EVP_seed_ofb(void);
1136# endif
1137
1138# ifndef OPENSSL_NO_SM4
1139const EVP_CIPHER *EVP_sm4_ecb(void);
1140const EVP_CIPHER *EVP_sm4_cbc(void);
1141const EVP_CIPHER *EVP_sm4_cfb128(void);
1142# define EVP_sm4_cfb EVP_sm4_cfb128
1143const EVP_CIPHER *EVP_sm4_ofb(void);
1144const EVP_CIPHER *EVP_sm4_ctr(void);
1145# endif
1146
1147# ifndef OPENSSL_NO_DEPRECATED_1_1_0
1148# define OPENSSL_add_all_algorithms_conf() \
1149 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
1150 | OPENSSL_INIT_ADD_ALL_DIGESTS \
1151 | OPENSSL_INIT_LOAD_CONFIG, NULL)
1152# define OPENSSL_add_all_algorithms_noconf() \
1153 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
1154 | OPENSSL_INIT_ADD_ALL_DIGESTS, NULL)
1155
1156# ifdef OPENSSL_LOAD_CONF
1157# define OpenSSL_add_all_algorithms() OPENSSL_add_all_algorithms_conf()
1158# else
1159# define OpenSSL_add_all_algorithms() OPENSSL_add_all_algorithms_noconf()
1160# endif
1161
1162# define OpenSSL_add_all_ciphers() \
1163 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS, NULL)
1164# define OpenSSL_add_all_digests() \
1165 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_DIGESTS, NULL)
1166
1167# define EVP_cleanup() while(0) continue
1168# endif
1169
1170int EVP_add_cipher(const EVP_CIPHER *cipher);
1171int EVP_add_digest(const EVP_MD *digest);
1172
1173const EVP_CIPHER *EVP_get_cipherbyname(const char *name);
1174const EVP_MD *EVP_get_digestbyname(const char *name);
1175
1176void EVP_CIPHER_do_all(void (*fn) (const EVP_CIPHER *ciph,
1177 const char *from, const char *to, void *x),
1178 void *arg);
1179void EVP_CIPHER_do_all_sorted(void (*fn)
1180 (const EVP_CIPHER *ciph, const char *from,
1181 const char *to, void *x), void *arg);
1182void EVP_CIPHER_do_all_provided(OSSL_LIB_CTX *libctx,
1183 void (*fn)(EVP_CIPHER *cipher, void *arg),
1184 void *arg);
1185
1186void EVP_MD_do_all(void (*fn) (const EVP_MD *ciph,
1187 const char *from, const char *to, void *x),
1188 void *arg);
1189void EVP_MD_do_all_sorted(void (*fn)
1190 (const EVP_MD *ciph, const char *from,
1191 const char *to, void *x), void *arg);
1192void EVP_MD_do_all_provided(OSSL_LIB_CTX *libctx,
1193 void (*fn)(EVP_MD *md, void *arg),
1194 void *arg);
1195
1196/* MAC stuff */
1197
1198EVP_MAC *EVP_MAC_fetch(OSSL_LIB_CTX *libctx, const char *algorithm,
1199 const char *properties);
1200int EVP_MAC_up_ref(EVP_MAC *mac);
1201void EVP_MAC_free(EVP_MAC *mac);
1202const char *EVP_MAC_get0_name(const EVP_MAC *mac);
1203const char *EVP_MAC_get0_description(const EVP_MAC *mac);
1204int EVP_MAC_is_a(const EVP_MAC *mac, const char *name);
1205const OSSL_PROVIDER *EVP_MAC_get0_provider(const EVP_MAC *mac);
1206int EVP_MAC_get_params(EVP_MAC *mac, OSSL_PARAM params[]);
1207
1208EVP_MAC_CTX *EVP_MAC_CTX_new(EVP_MAC *mac);
1209void EVP_MAC_CTX_free(EVP_MAC_CTX *ctx);
1210EVP_MAC_CTX *EVP_MAC_CTX_dup(const EVP_MAC_CTX *src);
1211EVP_MAC *EVP_MAC_CTX_get0_mac(EVP_MAC_CTX *ctx);
1212int EVP_MAC_CTX_get_params(EVP_MAC_CTX *ctx, OSSL_PARAM params[]);
1213int EVP_MAC_CTX_set_params(EVP_MAC_CTX *ctx, const OSSL_PARAM params[]);
1214
1215size_t EVP_MAC_CTX_get_mac_size(EVP_MAC_CTX *ctx);
1216size_t EVP_MAC_CTX_get_block_size(EVP_MAC_CTX *ctx);
1217unsigned char *EVP_Q_mac(OSSL_LIB_CTX *libctx, const char *name, const char *propq,
1218 const char *subalg, const OSSL_PARAM *params,
1219 const void *key, size_t keylen,
1220 const unsigned char *data, size_t datalen,
1221 unsigned char *out, size_t outsize, size_t *outlen);
1222int EVP_MAC_init(EVP_MAC_CTX *ctx, const unsigned char *key, size_t keylen,
1223 const OSSL_PARAM params[]);
1224int EVP_MAC_update(EVP_MAC_CTX *ctx, const unsigned char *data, size_t datalen);
1225int EVP_MAC_final(EVP_MAC_CTX *ctx,
1226 unsigned char *out, size_t *outl, size_t outsize);
1227int EVP_MAC_finalXOF(EVP_MAC_CTX *ctx, unsigned char *out, size_t outsize);
1228const OSSL_PARAM *EVP_MAC_gettable_params(const EVP_MAC *mac);
1229const OSSL_PARAM *EVP_MAC_gettable_ctx_params(const EVP_MAC *mac);
1230const OSSL_PARAM *EVP_MAC_settable_ctx_params(const EVP_MAC *mac);
1231const OSSL_PARAM *EVP_MAC_CTX_gettable_params(EVP_MAC_CTX *ctx);
1232const OSSL_PARAM *EVP_MAC_CTX_settable_params(EVP_MAC_CTX *ctx);
1233
1234void EVP_MAC_do_all_provided(OSSL_LIB_CTX *libctx,
1235 void (*fn)(EVP_MAC *mac, void *arg),
1236 void *arg);
1237int EVP_MAC_names_do_all(const EVP_MAC *mac,
1238 void (*fn)(const char *name, void *data),
1239 void *data);
1240
1241/* RAND stuff */
1242EVP_RAND *EVP_RAND_fetch(OSSL_LIB_CTX *libctx, const char *algorithm,
1243 const char *properties);
1244int EVP_RAND_up_ref(EVP_RAND *rand);
1245void EVP_RAND_free(EVP_RAND *rand);
1246const char *EVP_RAND_get0_name(const EVP_RAND *rand);
1247const char *EVP_RAND_get0_description(const EVP_RAND *md);
1248int EVP_RAND_is_a(const EVP_RAND *rand, const char *name);
1249const OSSL_PROVIDER *EVP_RAND_get0_provider(const EVP_RAND *rand);
1250int EVP_RAND_get_params(EVP_RAND *rand, OSSL_PARAM params[]);
1251
1252EVP_RAND_CTX *EVP_RAND_CTX_new(EVP_RAND *rand, EVP_RAND_CTX *parent);
1253void EVP_RAND_CTX_free(EVP_RAND_CTX *ctx);
1254EVP_RAND *EVP_RAND_CTX_get0_rand(EVP_RAND_CTX *ctx);
1255int EVP_RAND_CTX_get_params(EVP_RAND_CTX *ctx, OSSL_PARAM params[]);
1256int EVP_RAND_CTX_set_params(EVP_RAND_CTX *ctx, const OSSL_PARAM params[]);
1257const OSSL_PARAM *EVP_RAND_gettable_params(const EVP_RAND *rand);
1258const OSSL_PARAM *EVP_RAND_gettable_ctx_params(const EVP_RAND *rand);
1259const OSSL_PARAM *EVP_RAND_settable_ctx_params(const EVP_RAND *rand);
1260const OSSL_PARAM *EVP_RAND_CTX_gettable_params(EVP_RAND_CTX *ctx);
1261const OSSL_PARAM *EVP_RAND_CTX_settable_params(EVP_RAND_CTX *ctx);
1262
1263void EVP_RAND_do_all_provided(OSSL_LIB_CTX *libctx,
1264 void (*fn)(EVP_RAND *rand, void *arg),
1265 void *arg);
1266int EVP_RAND_names_do_all(const EVP_RAND *rand,
1267 void (*fn)(const char *name, void *data),
1268 void *data);
1269
1270__owur int EVP_RAND_instantiate(EVP_RAND_CTX *ctx, unsigned int strength,
1271 int prediction_resistance,
1272 const unsigned char *pstr, size_t pstr_len,
1273 const OSSL_PARAM params[]);
1274int EVP_RAND_uninstantiate(EVP_RAND_CTX *ctx);
1275__owur int EVP_RAND_generate(EVP_RAND_CTX *ctx, unsigned char *out,
1276 size_t outlen, unsigned int strength,
1277 int prediction_resistance,
1278 const unsigned char *addin, size_t addin_len);
1279int EVP_RAND_reseed(EVP_RAND_CTX *ctx, int prediction_resistance,
1280 const unsigned char *ent, size_t ent_len,
1281 const unsigned char *addin, size_t addin_len);
1282__owur int EVP_RAND_nonce(EVP_RAND_CTX *ctx, unsigned char *out, size_t outlen);
1283__owur int EVP_RAND_enable_locking(EVP_RAND_CTX *ctx);
1284
1285int EVP_RAND_verify_zeroization(EVP_RAND_CTX *ctx);
1286unsigned int EVP_RAND_get_strength(EVP_RAND_CTX *ctx);
1287int EVP_RAND_get_state(EVP_RAND_CTX *ctx);
1288
1289# define EVP_RAND_STATE_UNINITIALISED 0
1290# define EVP_RAND_STATE_READY 1
1291# define EVP_RAND_STATE_ERROR 2
1292
1293/* PKEY stuff */
1294# ifndef OPENSSL_NO_DEPRECATED_3_0
1295OSSL_DEPRECATEDIN_3_0 int EVP_PKEY_decrypt_old(unsigned char *dec_key,
1296 const unsigned char *enc_key,
1297 int enc_key_len,
1298 EVP_PKEY *private_key);
1299OSSL_DEPRECATEDIN_3_0 int EVP_PKEY_encrypt_old(unsigned char *enc_key,
1300 const unsigned char *key,
1301 int key_len, EVP_PKEY *pub_key);
1302# endif
1303int EVP_PKEY_is_a(const EVP_PKEY *pkey, const char *name);
1304int EVP_PKEY_type_names_do_all(const EVP_PKEY *pkey,
1305 void (*fn)(const char *name, void *data),
1306 void *data);
1307int EVP_PKEY_type(int type);
1308int EVP_PKEY_get_id(const EVP_PKEY *pkey);
1309# define EVP_PKEY_id EVP_PKEY_get_id
1310int EVP_PKEY_get_base_id(const EVP_PKEY *pkey);
1311# define EVP_PKEY_base_id EVP_PKEY_get_base_id
1312int EVP_PKEY_get_bits(const EVP_PKEY *pkey);
1313# define EVP_PKEY_bits EVP_PKEY_get_bits
1314int EVP_PKEY_get_security_bits(const EVP_PKEY *pkey);
1315# define EVP_PKEY_security_bits EVP_PKEY_get_security_bits
1316int EVP_PKEY_get_size(const EVP_PKEY *pkey);
1317# define EVP_PKEY_size EVP_PKEY_get_size
1318int EVP_PKEY_can_sign(const EVP_PKEY *pkey);
1319int EVP_PKEY_set_type(EVP_PKEY *pkey, int type);
1320int EVP_PKEY_set_type_str(EVP_PKEY *pkey, const char *str, int len);
1321int EVP_PKEY_set_type_by_keymgmt(EVP_PKEY *pkey, EVP_KEYMGMT *keymgmt);
1322# ifndef OPENSSL_NO_DEPRECATED_3_0
1323# ifndef OPENSSL_NO_ENGINE
1324OSSL_DEPRECATEDIN_3_0
1325int EVP_PKEY_set1_engine(EVP_PKEY *pkey, ENGINE *e);
1326OSSL_DEPRECATEDIN_3_0
1327ENGINE *EVP_PKEY_get0_engine(const EVP_PKEY *pkey);
1328# endif
1329OSSL_DEPRECATEDIN_3_0
1330int EVP_PKEY_assign(EVP_PKEY *pkey, int type, void *key);
1331OSSL_DEPRECATEDIN_3_0
1332void *EVP_PKEY_get0(const EVP_PKEY *pkey);
1333OSSL_DEPRECATEDIN_3_0
1334const unsigned char *EVP_PKEY_get0_hmac(const EVP_PKEY *pkey, size_t *len);
1335# ifndef OPENSSL_NO_POLY1305
1336OSSL_DEPRECATEDIN_3_0
1337const unsigned char *EVP_PKEY_get0_poly1305(const EVP_PKEY *pkey, size_t *len);
1338# endif
1339# ifndef OPENSSL_NO_SIPHASH
1340OSSL_DEPRECATEDIN_3_0
1341const unsigned char *EVP_PKEY_get0_siphash(const EVP_PKEY *pkey, size_t *len);
1342# endif
1343
1344struct rsa_st;
1345OSSL_DEPRECATEDIN_3_0
1346int EVP_PKEY_set1_RSA(EVP_PKEY *pkey, struct rsa_st *key);
1347OSSL_DEPRECATEDIN_3_0
1348const struct rsa_st *EVP_PKEY_get0_RSA(const EVP_PKEY *pkey);
1349OSSL_DEPRECATEDIN_3_0
1350struct rsa_st *EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
1351
1352# ifndef OPENSSL_NO_DSA
1353struct dsa_st;
1354OSSL_DEPRECATEDIN_3_0
1355int EVP_PKEY_set1_DSA(EVP_PKEY *pkey, struct dsa_st *key);
1356OSSL_DEPRECATEDIN_3_0
1357const struct dsa_st *EVP_PKEY_get0_DSA(const EVP_PKEY *pkey);
1358OSSL_DEPRECATEDIN_3_0
1359struct dsa_st *EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
1360# endif
1361
1362# ifndef OPENSSL_NO_DH
1363struct dh_st;
1364OSSL_DEPRECATEDIN_3_0 int EVP_PKEY_set1_DH(EVP_PKEY *pkey, struct dh_st *key);
1365OSSL_DEPRECATEDIN_3_0 const struct dh_st *EVP_PKEY_get0_DH(const EVP_PKEY *pkey);
1366OSSL_DEPRECATEDIN_3_0 struct dh_st *EVP_PKEY_get1_DH(EVP_PKEY *pkey);
1367# endif
1368
1369# ifndef OPENSSL_NO_EC
1370struct ec_key_st;
1371OSSL_DEPRECATEDIN_3_0
1372int EVP_PKEY_set1_EC_KEY(EVP_PKEY *pkey, struct ec_key_st *key);
1373OSSL_DEPRECATEDIN_3_0
1374const struct ec_key_st *EVP_PKEY_get0_EC_KEY(const EVP_PKEY *pkey);
1375OSSL_DEPRECATEDIN_3_0
1376struct ec_key_st *EVP_PKEY_get1_EC_KEY(EVP_PKEY *pkey);
1377# endif
1378# endif /* OPENSSL_NO_DEPRECATED_3_0 */
1379
1380EVP_PKEY *EVP_PKEY_new(void);
1381int EVP_PKEY_up_ref(EVP_PKEY *pkey);
1382EVP_PKEY *EVP_PKEY_dup(EVP_PKEY *pkey);
1383void EVP_PKEY_free(EVP_PKEY *pkey);
1384const char *EVP_PKEY_get0_description(const EVP_PKEY *pkey);
1385const OSSL_PROVIDER *EVP_PKEY_get0_provider(const EVP_PKEY *key);
1386
1387EVP_PKEY *d2i_PublicKey(int type, EVP_PKEY **a, const unsigned char **pp,
1388 long length);
1389int i2d_PublicKey(const EVP_PKEY *a, unsigned char **pp);
1390
1391
1392EVP_PKEY *d2i_PrivateKey_ex(int type, EVP_PKEY **a, const unsigned char **pp,
1393 long length, OSSL_LIB_CTX *libctx,
1394 const char *propq);
1395EVP_PKEY *d2i_PrivateKey(int type, EVP_PKEY **a, const unsigned char **pp,
1396 long length);
1397EVP_PKEY *d2i_AutoPrivateKey_ex(EVP_PKEY **a, const unsigned char **pp,
1398 long length, OSSL_LIB_CTX *libctx,
1399 const char *propq);
1400EVP_PKEY *d2i_AutoPrivateKey(EVP_PKEY **a, const unsigned char **pp,
1401 long length);
1402int i2d_PrivateKey(const EVP_PKEY *a, unsigned char **pp);
1403
1404int i2d_KeyParams(const EVP_PKEY *a, unsigned char **pp);
1405EVP_PKEY *d2i_KeyParams(int type, EVP_PKEY **a, const unsigned char **pp,
1406 long length);
1407int i2d_KeyParams_bio(BIO *bp, const EVP_PKEY *pkey);
1408EVP_PKEY *d2i_KeyParams_bio(int type, EVP_PKEY **a, BIO *in);
1409
1410int EVP_PKEY_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from);
1411int EVP_PKEY_missing_parameters(const EVP_PKEY *pkey);
1412int EVP_PKEY_save_parameters(EVP_PKEY *pkey, int mode);
1413int EVP_PKEY_parameters_eq(const EVP_PKEY *a, const EVP_PKEY *b);
1414int EVP_PKEY_eq(const EVP_PKEY *a, const EVP_PKEY *b);
1415
1416# ifndef OPENSSL_NO_DEPRECATED_3_0
1417OSSL_DEPRECATEDIN_3_0
1418int EVP_PKEY_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b);
1419OSSL_DEPRECATEDIN_3_0
1420int EVP_PKEY_cmp(const EVP_PKEY *a, const EVP_PKEY *b);
1421# endif
1422
1423int EVP_PKEY_print_public(BIO *out, const EVP_PKEY *pkey,
1424 int indent, ASN1_PCTX *pctx);
1425int EVP_PKEY_print_private(BIO *out, const EVP_PKEY *pkey,
1426 int indent, ASN1_PCTX *pctx);
1427int EVP_PKEY_print_params(BIO *out, const EVP_PKEY *pkey,
1428 int indent, ASN1_PCTX *pctx);
1429# ifndef OPENSSL_NO_STDIO
1430int EVP_PKEY_print_public_fp(FILE *fp, const EVP_PKEY *pkey,
1431 int indent, ASN1_PCTX *pctx);
1432int EVP_PKEY_print_private_fp(FILE *fp, const EVP_PKEY *pkey,
1433 int indent, ASN1_PCTX *pctx);
1434int EVP_PKEY_print_params_fp(FILE *fp, const EVP_PKEY *pkey,
1435 int indent, ASN1_PCTX *pctx);
1436# endif
1437
1438int EVP_PKEY_get_default_digest_nid(EVP_PKEY *pkey, int *pnid);
1439int EVP_PKEY_get_default_digest_name(EVP_PKEY *pkey,
1440 char *mdname, size_t mdname_sz);
1441int EVP_PKEY_digestsign_supports_digest(EVP_PKEY *pkey, OSSL_LIB_CTX *libctx,
1442 const char *name, const char *propq);
1443
1444# ifndef OPENSSL_NO_DEPRECATED_3_0
1445/*
1446 * For backwards compatibility. Use EVP_PKEY_set1_encoded_public_key in
1447 * preference
1448 */
1449# define EVP_PKEY_set1_tls_encodedpoint(pkey, pt, ptlen) \
1450 EVP_PKEY_set1_encoded_public_key((pkey), (pt), (ptlen))
1451# endif
1452
1453int EVP_PKEY_set1_encoded_public_key(EVP_PKEY *pkey,
1454 const unsigned char *pub, size_t publen);
1455
1456# ifndef OPENSSL_NO_DEPRECATED_3_0
1457/*
1458 * For backwards compatibility. Use EVP_PKEY_get1_encoded_public_key in
1459 * preference
1460 */
1461# define EVP_PKEY_get1_tls_encodedpoint(pkey, ppt) \
1462 EVP_PKEY_get1_encoded_public_key((pkey), (ppt))
1463# endif
1464
1465size_t EVP_PKEY_get1_encoded_public_key(EVP_PKEY *pkey, unsigned char **ppub);
1466
1467/* calls methods */
1468int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1469int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1470
1471/* These are used by EVP_CIPHER methods */
1472int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1473int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1474
1475/* PKCS5 password based encryption */
1476int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
1477 ASN1_TYPE *param, const EVP_CIPHER *cipher,
1478 const EVP_MD *md, int en_de);
1479int PKCS5_PBE_keyivgen_ex(EVP_CIPHER_CTX *cctx, const char *pass, int passlen,
1480 ASN1_TYPE *param, const EVP_CIPHER *cipher,
1481 const EVP_MD *md, int en_de, OSSL_LIB_CTX *libctx,
1482 const char *propq);
1483int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,
1484 const unsigned char *salt, int saltlen, int iter,
1485 int keylen, unsigned char *out);
1486int PKCS5_PBKDF2_HMAC(const char *pass, int passlen,
1487 const unsigned char *salt, int saltlen, int iter,
1488 const EVP_MD *digest, int keylen, unsigned char *out);
1489int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
1490 ASN1_TYPE *param, const EVP_CIPHER *cipher,
1491 const EVP_MD *md, int en_de);
1492int PKCS5_v2_PBE_keyivgen_ex(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
1493 ASN1_TYPE *param, const EVP_CIPHER *cipher,
1494 const EVP_MD *md, int en_de,
1495 OSSL_LIB_CTX *libctx, const char *propq);
1496
1497#ifndef OPENSSL_NO_SCRYPT
1498int EVP_PBE_scrypt(const char *pass, size_t passlen,
1499 const unsigned char *salt, size_t saltlen,
1500 uint64_t N, uint64_t r, uint64_t p, uint64_t maxmem,
1501 unsigned char *key, size_t keylen);
1502int EVP_PBE_scrypt_ex(const char *pass, size_t passlen,
1503 const unsigned char *salt, size_t saltlen,
1504 uint64_t N, uint64_t r, uint64_t p, uint64_t maxmem,
1505 unsigned char *key, size_t keylen,
1506 OSSL_LIB_CTX *ctx, const char *propq);
1507
1508int PKCS5_v2_scrypt_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass,
1509 int passlen, ASN1_TYPE *param,
1510 const EVP_CIPHER *c, const EVP_MD *md, int en_de);
1511int PKCS5_v2_scrypt_keyivgen_ex(EVP_CIPHER_CTX *ctx, const char *pass,
1512 int passlen, ASN1_TYPE *param,
1513 const EVP_CIPHER *c, const EVP_MD *md, int en_de,
1514 OSSL_LIB_CTX *libctx, const char *propq);
1515#endif
1516
1517void PKCS5_PBE_add(void);
1518
1519int EVP_PBE_CipherInit(ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
1520 ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de);
1521
1522int EVP_PBE_CipherInit_ex(ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
1523 ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de,
1524 OSSL_LIB_CTX *libctx, const char *propq);
1525
1526/* PBE type */
1527
1528/* Can appear as the outermost AlgorithmIdentifier */
1529# define EVP_PBE_TYPE_OUTER 0x0
1530/* Is an PRF type OID */
1531# define EVP_PBE_TYPE_PRF 0x1
1532/* Is a PKCS#5 v2.0 KDF */
1533# define EVP_PBE_TYPE_KDF 0x2
1534
1535int EVP_PBE_alg_add_type(int pbe_type, int pbe_nid, int cipher_nid,
1536 int md_nid, EVP_PBE_KEYGEN *keygen);
1537int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md,
1538 EVP_PBE_KEYGEN *keygen);
1539int EVP_PBE_find(int type, int pbe_nid, int *pcnid, int *pmnid,
1540 EVP_PBE_KEYGEN **pkeygen);
1541int EVP_PBE_find_ex(int type, int pbe_nid, int *pcnid, int *pmnid,
1542 EVP_PBE_KEYGEN **pkeygen, EVP_PBE_KEYGEN_EX **pkeygen_ex);
1543void EVP_PBE_cleanup(void);
1544int EVP_PBE_get(int *ptype, int *ppbe_nid, size_t num);
1545
1546# define ASN1_PKEY_ALIAS 0x1
1547# define ASN1_PKEY_DYNAMIC 0x2
1548# define ASN1_PKEY_SIGPARAM_NULL 0x4
1549
1550# define ASN1_PKEY_CTRL_PKCS7_SIGN 0x1
1551# define ASN1_PKEY_CTRL_PKCS7_ENCRYPT 0x2
1552# define ASN1_PKEY_CTRL_DEFAULT_MD_NID 0x3
1553# define ASN1_PKEY_CTRL_CMS_SIGN 0x5
1554# define ASN1_PKEY_CTRL_CMS_ENVELOPE 0x7
1555# define ASN1_PKEY_CTRL_CMS_RI_TYPE 0x8
1556
1557# define ASN1_PKEY_CTRL_SET1_TLS_ENCPT 0x9
1558# define ASN1_PKEY_CTRL_GET1_TLS_ENCPT 0xa
1559# define ASN1_PKEY_CTRL_CMS_IS_RI_TYPE_SUPPORTED 0xb
1560
1561int EVP_PKEY_asn1_get_count(void);
1562const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_get0(int idx);
1563const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find(ENGINE **pe, int type);
1564const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find_str(ENGINE **pe,
1565 const char *str, int len);
1566int EVP_PKEY_asn1_add0(const EVP_PKEY_ASN1_METHOD *ameth);
1567int EVP_PKEY_asn1_add_alias(int to, int from);
1568int EVP_PKEY_asn1_get0_info(int *ppkey_id, int *pkey_base_id,
1569 int *ppkey_flags, const char **pinfo,
1570 const char **ppem_str,
1571 const EVP_PKEY_ASN1_METHOD *ameth);
1572
1573const EVP_PKEY_ASN1_METHOD *EVP_PKEY_get0_asn1(const EVP_PKEY *pkey);
1574EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_new(int id, int flags,
1575 const char *pem_str,
1576 const char *info);
1577void EVP_PKEY_asn1_copy(EVP_PKEY_ASN1_METHOD *dst,
1578 const EVP_PKEY_ASN1_METHOD *src);
1579void EVP_PKEY_asn1_free(EVP_PKEY_ASN1_METHOD *ameth);
1580void EVP_PKEY_asn1_set_public(EVP_PKEY_ASN1_METHOD *ameth,
1581 int (*pub_decode) (EVP_PKEY *pk,
1582 const X509_PUBKEY *pub),
1583 int (*pub_encode) (X509_PUBKEY *pub,
1584 const EVP_PKEY *pk),
1585 int (*pub_cmp) (const EVP_PKEY *a,
1586 const EVP_PKEY *b),
1587 int (*pub_print) (BIO *out,
1588 const EVP_PKEY *pkey,
1589 int indent, ASN1_PCTX *pctx),
1590 int (*pkey_size) (const EVP_PKEY *pk),
1591 int (*pkey_bits) (const EVP_PKEY *pk));
1592void EVP_PKEY_asn1_set_private(EVP_PKEY_ASN1_METHOD *ameth,
1593 int (*priv_decode) (EVP_PKEY *pk,
1594 const PKCS8_PRIV_KEY_INFO
1595 *p8inf),
1596 int (*priv_encode) (PKCS8_PRIV_KEY_INFO *p8,
1597 const EVP_PKEY *pk),
1598 int (*priv_print) (BIO *out,
1599 const EVP_PKEY *pkey,
1600 int indent,
1601 ASN1_PCTX *pctx));
1602void EVP_PKEY_asn1_set_param(EVP_PKEY_ASN1_METHOD *ameth,
1603 int (*param_decode) (EVP_PKEY *pkey,
1604 const unsigned char **pder,
1605 int derlen),
1606 int (*param_encode) (const EVP_PKEY *pkey,
1607 unsigned char **pder),
1608 int (*param_missing) (const EVP_PKEY *pk),
1609 int (*param_copy) (EVP_PKEY *to,
1610 const EVP_PKEY *from),
1611 int (*param_cmp) (const EVP_PKEY *a,
1612 const EVP_PKEY *b),
1613 int (*param_print) (BIO *out,
1614 const EVP_PKEY *pkey,
1615 int indent,
1616 ASN1_PCTX *pctx));
1617
1618void EVP_PKEY_asn1_set_free(EVP_PKEY_ASN1_METHOD *ameth,
1619 void (*pkey_free) (EVP_PKEY *pkey));
1620void EVP_PKEY_asn1_set_ctrl(EVP_PKEY_ASN1_METHOD *ameth,
1621 int (*pkey_ctrl) (EVP_PKEY *pkey, int op,
1622 long arg1, void *arg2));
1623void EVP_PKEY_asn1_set_item(EVP_PKEY_ASN1_METHOD *ameth,
1624 int (*item_verify) (EVP_MD_CTX *ctx,
1625 const ASN1_ITEM *it,
1626 const void *data,
1627 const X509_ALGOR *a,
1628 const ASN1_BIT_STRING *sig,
1629 EVP_PKEY *pkey),
1630 int (*item_sign) (EVP_MD_CTX *ctx,
1631 const ASN1_ITEM *it,
1632 const void *data,
1633 X509_ALGOR *alg1,
1634 X509_ALGOR *alg2,
1635 ASN1_BIT_STRING *sig));
1636
1637void EVP_PKEY_asn1_set_siginf(EVP_PKEY_ASN1_METHOD *ameth,
1638 int (*siginf_set) (X509_SIG_INFO *siginf,
1639 const X509_ALGOR *alg,
1640 const ASN1_STRING *sig));
1641
1642void EVP_PKEY_asn1_set_check(EVP_PKEY_ASN1_METHOD *ameth,
1643 int (*pkey_check) (const EVP_PKEY *pk));
1644
1645void EVP_PKEY_asn1_set_public_check(EVP_PKEY_ASN1_METHOD *ameth,
1646 int (*pkey_pub_check) (const EVP_PKEY *pk));
1647
1648void EVP_PKEY_asn1_set_param_check(EVP_PKEY_ASN1_METHOD *ameth,
1649 int (*pkey_param_check) (const EVP_PKEY *pk));
1650
1651void EVP_PKEY_asn1_set_set_priv_key(EVP_PKEY_ASN1_METHOD *ameth,
1652 int (*set_priv_key) (EVP_PKEY *pk,
1653 const unsigned char
1654 *priv,
1655 size_t len));
1656void EVP_PKEY_asn1_set_set_pub_key(EVP_PKEY_ASN1_METHOD *ameth,
1657 int (*set_pub_key) (EVP_PKEY *pk,
1658 const unsigned char *pub,
1659 size_t len));
1660void EVP_PKEY_asn1_set_get_priv_key(EVP_PKEY_ASN1_METHOD *ameth,
1661 int (*get_priv_key) (const EVP_PKEY *pk,
1662 unsigned char *priv,
1663 size_t *len));
1664void EVP_PKEY_asn1_set_get_pub_key(EVP_PKEY_ASN1_METHOD *ameth,
1665 int (*get_pub_key) (const EVP_PKEY *pk,
1666 unsigned char *pub,
1667 size_t *len));
1668
1669void EVP_PKEY_asn1_set_security_bits(EVP_PKEY_ASN1_METHOD *ameth,
1670 int (*pkey_security_bits) (const EVP_PKEY
1671 *pk));
1672
1673int EVP_PKEY_CTX_get_signature_md(EVP_PKEY_CTX *ctx, const EVP_MD **md);
1674int EVP_PKEY_CTX_set_signature_md(EVP_PKEY_CTX *ctx, const EVP_MD *md);
1675
1676int EVP_PKEY_CTX_set1_id(EVP_PKEY_CTX *ctx, const void *id, int len);
1677int EVP_PKEY_CTX_get1_id(EVP_PKEY_CTX *ctx, void *id);
1678int EVP_PKEY_CTX_get1_id_len(EVP_PKEY_CTX *ctx, size_t *id_len);
1679
1680int EVP_PKEY_CTX_set_kem_op(EVP_PKEY_CTX *ctx, const char *op);
1681
1682const char *EVP_PKEY_get0_type_name(const EVP_PKEY *key);
1683
1684# define EVP_PKEY_OP_UNDEFINED 0
1685# define EVP_PKEY_OP_PARAMGEN (1<<1)
1686# define EVP_PKEY_OP_KEYGEN (1<<2)
1687# define EVP_PKEY_OP_FROMDATA (1<<3)
1688# define EVP_PKEY_OP_SIGN (1<<4)
1689# define EVP_PKEY_OP_VERIFY (1<<5)
1690# define EVP_PKEY_OP_VERIFYRECOVER (1<<6)
1691# define EVP_PKEY_OP_SIGNCTX (1<<7)
1692# define EVP_PKEY_OP_VERIFYCTX (1<<8)
1693# define EVP_PKEY_OP_ENCRYPT (1<<9)
1694# define EVP_PKEY_OP_DECRYPT (1<<10)
1695# define EVP_PKEY_OP_DERIVE (1<<11)
1696# define EVP_PKEY_OP_ENCAPSULATE (1<<12)
1697# define EVP_PKEY_OP_DECAPSULATE (1<<13)
1698
1699# define EVP_PKEY_OP_TYPE_SIG \
1700 (EVP_PKEY_OP_SIGN | EVP_PKEY_OP_VERIFY | EVP_PKEY_OP_VERIFYRECOVER \
1701 | EVP_PKEY_OP_SIGNCTX | EVP_PKEY_OP_VERIFYCTX)
1702
1703# define EVP_PKEY_OP_TYPE_CRYPT \
1704 (EVP_PKEY_OP_ENCRYPT | EVP_PKEY_OP_DECRYPT)
1705
1706# define EVP_PKEY_OP_TYPE_NOGEN \
1707 (EVP_PKEY_OP_TYPE_SIG | EVP_PKEY_OP_TYPE_CRYPT | EVP_PKEY_OP_DERIVE)
1708
1709# define EVP_PKEY_OP_TYPE_GEN \
1710 (EVP_PKEY_OP_PARAMGEN | EVP_PKEY_OP_KEYGEN)
1711
1712
1713int EVP_PKEY_CTX_set_mac_key(EVP_PKEY_CTX *ctx, const unsigned char *key,
1714 int keylen);
1715
1716# define EVP_PKEY_CTRL_MD 1
1717# define EVP_PKEY_CTRL_PEER_KEY 2
1718# define EVP_PKEY_CTRL_SET_MAC_KEY 6
1719# define EVP_PKEY_CTRL_DIGESTINIT 7
1720/* Used by GOST key encryption in TLS */
1721# define EVP_PKEY_CTRL_SET_IV 8
1722# ifndef OPENSSL_NO_DEPRECATED_3_0
1723# define EVP_PKEY_CTRL_PKCS7_ENCRYPT 3
1724# define EVP_PKEY_CTRL_PKCS7_DECRYPT 4
1725# define EVP_PKEY_CTRL_PKCS7_SIGN 5
1726# define EVP_PKEY_CTRL_CMS_ENCRYPT 9
1727# define EVP_PKEY_CTRL_CMS_DECRYPT 10
1728# define EVP_PKEY_CTRL_CMS_SIGN 11
1729# endif
1730# define EVP_PKEY_CTRL_CIPHER 12
1731# define EVP_PKEY_CTRL_GET_MD 13
1732# define EVP_PKEY_CTRL_SET_DIGEST_SIZE 14
1733# define EVP_PKEY_CTRL_SET1_ID 15
1734# define EVP_PKEY_CTRL_GET1_ID 16
1735# define EVP_PKEY_CTRL_GET1_ID_LEN 17
1736
1737# define EVP_PKEY_ALG_CTRL 0x1000
1738
1739# define EVP_PKEY_FLAG_AUTOARGLEN 2
1740/*
1741 * Method handles all operations: don't assume any digest related defaults.
1742 */
1743# define EVP_PKEY_FLAG_SIGCTX_CUSTOM 4
1744# ifndef OPENSSL_NO_DEPRECATED_3_0
1745OSSL_DEPRECATEDIN_3_0 const EVP_PKEY_METHOD *EVP_PKEY_meth_find(int type);
1746OSSL_DEPRECATEDIN_3_0 EVP_PKEY_METHOD *EVP_PKEY_meth_new(int id, int flags);
1747OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get0_info(int *ppkey_id, int *pflags,
1748 const EVP_PKEY_METHOD *meth);
1749OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_copy(EVP_PKEY_METHOD *dst,
1750 const EVP_PKEY_METHOD *src);
1751OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_free(EVP_PKEY_METHOD *pmeth);
1752OSSL_DEPRECATEDIN_3_0 int EVP_PKEY_meth_add0(const EVP_PKEY_METHOD *pmeth);
1753OSSL_DEPRECATEDIN_3_0 int EVP_PKEY_meth_remove(const EVP_PKEY_METHOD *pmeth);
1754OSSL_DEPRECATEDIN_3_0 size_t EVP_PKEY_meth_get_count(void);
1755OSSL_DEPRECATEDIN_3_0 const EVP_PKEY_METHOD *EVP_PKEY_meth_get0(size_t idx);
1756# endif
1757
1758EVP_KEYMGMT *EVP_KEYMGMT_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
1759 const char *properties);
1760int EVP_KEYMGMT_up_ref(EVP_KEYMGMT *keymgmt);
1761void EVP_KEYMGMT_free(EVP_KEYMGMT *keymgmt);
1762const OSSL_PROVIDER *EVP_KEYMGMT_get0_provider(const EVP_KEYMGMT *keymgmt);
1763const char *EVP_KEYMGMT_get0_name(const EVP_KEYMGMT *keymgmt);
1764const char *EVP_KEYMGMT_get0_description(const EVP_KEYMGMT *keymgmt);
1765int EVP_KEYMGMT_is_a(const EVP_KEYMGMT *keymgmt, const char *name);
1766void EVP_KEYMGMT_do_all_provided(OSSL_LIB_CTX *libctx,
1767 void (*fn)(EVP_KEYMGMT *keymgmt, void *arg),
1768 void *arg);
1769int EVP_KEYMGMT_names_do_all(const EVP_KEYMGMT *keymgmt,
1770 void (*fn)(const char *name, void *data),
1771 void *data);
1772const OSSL_PARAM *EVP_KEYMGMT_gettable_params(const EVP_KEYMGMT *keymgmt);
1773const OSSL_PARAM *EVP_KEYMGMT_settable_params(const EVP_KEYMGMT *keymgmt);
1774const OSSL_PARAM *EVP_KEYMGMT_gen_settable_params(const EVP_KEYMGMT *keymgmt);
1775
1776EVP_PKEY_CTX *EVP_PKEY_CTX_new(EVP_PKEY *pkey, ENGINE *e);
1777EVP_PKEY_CTX *EVP_PKEY_CTX_new_id(int id, ENGINE *e);
1778EVP_PKEY_CTX *EVP_PKEY_CTX_new_from_name(OSSL_LIB_CTX *libctx,
1779 const char *name,
1780 const char *propquery);
1781EVP_PKEY_CTX *EVP_PKEY_CTX_new_from_pkey(OSSL_LIB_CTX *libctx,
1782 EVP_PKEY *pkey, const char *propquery);
1783EVP_PKEY_CTX *EVP_PKEY_CTX_dup(const EVP_PKEY_CTX *ctx);
1784void EVP_PKEY_CTX_free(EVP_PKEY_CTX *ctx);
1785int EVP_PKEY_CTX_is_a(EVP_PKEY_CTX *ctx, const char *keytype);
1786
1787int EVP_PKEY_CTX_get_params(EVP_PKEY_CTX *ctx, OSSL_PARAM *params);
1788const OSSL_PARAM *EVP_PKEY_CTX_gettable_params(const EVP_PKEY_CTX *ctx);
1789int EVP_PKEY_CTX_set_params(EVP_PKEY_CTX *ctx, const OSSL_PARAM *params);
1790const OSSL_PARAM *EVP_PKEY_CTX_settable_params(const EVP_PKEY_CTX *ctx);
1791int EVP_PKEY_CTX_ctrl(EVP_PKEY_CTX *ctx, int keytype, int optype,
1792 int cmd, int p1, void *p2);
1793int EVP_PKEY_CTX_ctrl_str(EVP_PKEY_CTX *ctx, const char *type,
1794 const char *value);
1795int EVP_PKEY_CTX_ctrl_uint64(EVP_PKEY_CTX *ctx, int keytype, int optype,
1796 int cmd, uint64_t value);
1797
1798int EVP_PKEY_CTX_str2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *str);
1799int EVP_PKEY_CTX_hex2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *hex);
1800
1801int EVP_PKEY_CTX_md(EVP_PKEY_CTX *ctx, int optype, int cmd, const char *md);
1802
1803int EVP_PKEY_CTX_get_operation(EVP_PKEY_CTX *ctx);
1804void EVP_PKEY_CTX_set0_keygen_info(EVP_PKEY_CTX *ctx, int *dat, int datlen);
1805
1806EVP_PKEY *EVP_PKEY_new_mac_key(int type, ENGINE *e,
1807 const unsigned char *key, int keylen);
1808EVP_PKEY *EVP_PKEY_new_raw_private_key_ex(OSSL_LIB_CTX *libctx,
1809 const char *keytype,
1810 const char *propq,
1811 const unsigned char *priv, size_t len);
1812EVP_PKEY *EVP_PKEY_new_raw_private_key(int type, ENGINE *e,
1813 const unsigned char *priv,
1814 size_t len);
1815EVP_PKEY *EVP_PKEY_new_raw_public_key_ex(OSSL_LIB_CTX *libctx,
1816 const char *keytype, const char *propq,
1817 const unsigned char *pub, size_t len);
1818EVP_PKEY *EVP_PKEY_new_raw_public_key(int type, ENGINE *e,
1819 const unsigned char *pub,
1820 size_t len);
1821int EVP_PKEY_get_raw_private_key(const EVP_PKEY *pkey, unsigned char *priv,
1822 size_t *len);
1823int EVP_PKEY_get_raw_public_key(const EVP_PKEY *pkey, unsigned char *pub,
1824 size_t *len);
1825
1826# ifndef OPENSSL_NO_DEPRECATED_3_0
1827OSSL_DEPRECATEDIN_3_0
1828EVP_PKEY *EVP_PKEY_new_CMAC_key(ENGINE *e, const unsigned char *priv,
1829 size_t len, const EVP_CIPHER *cipher);
1830# endif
1831
1832void EVP_PKEY_CTX_set_data(EVP_PKEY_CTX *ctx, void *data);
1833void *EVP_PKEY_CTX_get_data(const EVP_PKEY_CTX *ctx);
1834EVP_PKEY *EVP_PKEY_CTX_get0_pkey(EVP_PKEY_CTX *ctx);
1835
1836EVP_PKEY *EVP_PKEY_CTX_get0_peerkey(EVP_PKEY_CTX *ctx);
1837
1838void EVP_PKEY_CTX_set_app_data(EVP_PKEY_CTX *ctx, void *data);
1839void *EVP_PKEY_CTX_get_app_data(EVP_PKEY_CTX *ctx);
1840
1841void EVP_SIGNATURE_free(EVP_SIGNATURE *signature);
1842int EVP_SIGNATURE_up_ref(EVP_SIGNATURE *signature);
1843OSSL_PROVIDER *EVP_SIGNATURE_get0_provider(const EVP_SIGNATURE *signature);
1844EVP_SIGNATURE *EVP_SIGNATURE_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
1845 const char *properties);
1846int EVP_SIGNATURE_is_a(const EVP_SIGNATURE *signature, const char *name);
1847const char *EVP_SIGNATURE_get0_name(const EVP_SIGNATURE *signature);
1848const char *EVP_SIGNATURE_get0_description(const EVP_SIGNATURE *signature);
1849void EVP_SIGNATURE_do_all_provided(OSSL_LIB_CTX *libctx,
1850 void (*fn)(EVP_SIGNATURE *signature,
1851 void *data),
1852 void *data);
1853int EVP_SIGNATURE_names_do_all(const EVP_SIGNATURE *signature,
1854 void (*fn)(const char *name, void *data),
1855 void *data);
1856const OSSL_PARAM *EVP_SIGNATURE_gettable_ctx_params(const EVP_SIGNATURE *sig);
1857const OSSL_PARAM *EVP_SIGNATURE_settable_ctx_params(const EVP_SIGNATURE *sig);
1858
1859void EVP_ASYM_CIPHER_free(EVP_ASYM_CIPHER *cipher);
1860int EVP_ASYM_CIPHER_up_ref(EVP_ASYM_CIPHER *cipher);
1861OSSL_PROVIDER *EVP_ASYM_CIPHER_get0_provider(const EVP_ASYM_CIPHER *cipher);
1862EVP_ASYM_CIPHER *EVP_ASYM_CIPHER_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
1863 const char *properties);
1864int EVP_ASYM_CIPHER_is_a(const EVP_ASYM_CIPHER *cipher, const char *name);
1865const char *EVP_ASYM_CIPHER_get0_name(const EVP_ASYM_CIPHER *cipher);
1866const char *EVP_ASYM_CIPHER_get0_description(const EVP_ASYM_CIPHER *cipher);
1867void EVP_ASYM_CIPHER_do_all_provided(OSSL_LIB_CTX *libctx,
1868 void (*fn)(EVP_ASYM_CIPHER *cipher,
1869 void *arg),
1870 void *arg);
1871int EVP_ASYM_CIPHER_names_do_all(const EVP_ASYM_CIPHER *cipher,
1872 void (*fn)(const char *name, void *data),
1873 void *data);
1874const OSSL_PARAM *EVP_ASYM_CIPHER_gettable_ctx_params(const EVP_ASYM_CIPHER *ciph);
1875const OSSL_PARAM *EVP_ASYM_CIPHER_settable_ctx_params(const EVP_ASYM_CIPHER *ciph);
1876
1877void EVP_KEM_free(EVP_KEM *wrap);
1878int EVP_KEM_up_ref(EVP_KEM *wrap);
1879OSSL_PROVIDER *EVP_KEM_get0_provider(const EVP_KEM *wrap);
1880EVP_KEM *EVP_KEM_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
1881 const char *properties);
1882int EVP_KEM_is_a(const EVP_KEM *wrap, const char *name);
1883const char *EVP_KEM_get0_name(const EVP_KEM *wrap);
1884const char *EVP_KEM_get0_description(const EVP_KEM *wrap);
1885void EVP_KEM_do_all_provided(OSSL_LIB_CTX *libctx,
1886 void (*fn)(EVP_KEM *wrap, void *arg), void *arg);
1887int EVP_KEM_names_do_all(const EVP_KEM *wrap,
1888 void (*fn)(const char *name, void *data), void *data);
1889const OSSL_PARAM *EVP_KEM_gettable_ctx_params(const EVP_KEM *kem);
1890const OSSL_PARAM *EVP_KEM_settable_ctx_params(const EVP_KEM *kem);
1891
1892int EVP_PKEY_sign_init(EVP_PKEY_CTX *ctx);
1893int EVP_PKEY_sign_init_ex(EVP_PKEY_CTX *ctx, const OSSL_PARAM params[]);
1894int EVP_PKEY_sign(EVP_PKEY_CTX *ctx,
1895 unsigned char *sig, size_t *siglen,
1896 const unsigned char *tbs, size_t tbslen);
1897int EVP_PKEY_verify_init(EVP_PKEY_CTX *ctx);
1898int EVP_PKEY_verify_init_ex(EVP_PKEY_CTX *ctx, const OSSL_PARAM params[]);
1899int EVP_PKEY_verify(EVP_PKEY_CTX *ctx,
1900 const unsigned char *sig, size_t siglen,
1901 const unsigned char *tbs, size_t tbslen);
1902int EVP_PKEY_verify_recover_init(EVP_PKEY_CTX *ctx);
1903int EVP_PKEY_verify_recover_init_ex(EVP_PKEY_CTX *ctx,
1904 const OSSL_PARAM params[]);
1905int EVP_PKEY_verify_recover(EVP_PKEY_CTX *ctx,
1906 unsigned char *rout, size_t *routlen,
1907 const unsigned char *sig, size_t siglen);
1908int EVP_PKEY_encrypt_init(EVP_PKEY_CTX *ctx);
1909int EVP_PKEY_encrypt_init_ex(EVP_PKEY_CTX *ctx, const OSSL_PARAM params[]);
1910int EVP_PKEY_encrypt(EVP_PKEY_CTX *ctx,
1911 unsigned char *out, size_t *outlen,
1912 const unsigned char *in, size_t inlen);
1913int EVP_PKEY_decrypt_init(EVP_PKEY_CTX *ctx);
1914int EVP_PKEY_decrypt_init_ex(EVP_PKEY_CTX *ctx, const OSSL_PARAM params[]);
1915int EVP_PKEY_decrypt(EVP_PKEY_CTX *ctx,
1916 unsigned char *out, size_t *outlen,
1917 const unsigned char *in, size_t inlen);
1918
1919int EVP_PKEY_derive_init(EVP_PKEY_CTX *ctx);
1920int EVP_PKEY_derive_init_ex(EVP_PKEY_CTX *ctx, const OSSL_PARAM params[]);
1921int EVP_PKEY_derive_set_peer_ex(EVP_PKEY_CTX *ctx, EVP_PKEY *peer,
1922 int validate_peer);
1923int EVP_PKEY_derive_set_peer(EVP_PKEY_CTX *ctx, EVP_PKEY *peer);
1924int EVP_PKEY_derive(EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen);
1925
1926int EVP_PKEY_encapsulate_init(EVP_PKEY_CTX *ctx, const OSSL_PARAM params[]);
1927int EVP_PKEY_encapsulate(EVP_PKEY_CTX *ctx,
1928 unsigned char *wrappedkey, size_t *wrappedkeylen,
1929 unsigned char *genkey, size_t *genkeylen);
1930int EVP_PKEY_decapsulate_init(EVP_PKEY_CTX *ctx, const OSSL_PARAM params[]);
1931int EVP_PKEY_decapsulate(EVP_PKEY_CTX *ctx,
1932 unsigned char *unwrapped, size_t *unwrappedlen,
1933 const unsigned char *wrapped, size_t wrappedlen);
1934
1935typedef int EVP_PKEY_gen_cb(EVP_PKEY_CTX *ctx);
1936
1937int EVP_PKEY_fromdata_init(EVP_PKEY_CTX *ctx);
1938int EVP_PKEY_fromdata(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey, int selection,
1939 OSSL_PARAM param[]);
1940const OSSL_PARAM *EVP_PKEY_fromdata_settable(EVP_PKEY_CTX *ctx, int selection);
1941
1942int EVP_PKEY_todata(const EVP_PKEY *pkey, int selection, OSSL_PARAM **params);
1943int EVP_PKEY_export(const EVP_PKEY *pkey, int selection,
1944 OSSL_CALLBACK *export_cb, void *export_cbarg);
1945
1946const OSSL_PARAM *EVP_PKEY_gettable_params(const EVP_PKEY *pkey);
1947int EVP_PKEY_get_params(const EVP_PKEY *pkey, OSSL_PARAM params[]);
1948int EVP_PKEY_get_int_param(const EVP_PKEY *pkey, const char *key_name,
1949 int *out);
1950int EVP_PKEY_get_size_t_param(const EVP_PKEY *pkey, const char *key_name,
1951 size_t *out);
1952int EVP_PKEY_get_bn_param(const EVP_PKEY *pkey, const char *key_name,
1953 BIGNUM **bn);
1954int EVP_PKEY_get_utf8_string_param(const EVP_PKEY *pkey, const char *key_name,
1955 char *str, size_t max_buf_sz, size_t *out_sz);
1956int EVP_PKEY_get_octet_string_param(const EVP_PKEY *pkey, const char *key_name,
1957 unsigned char *buf, size_t max_buf_sz,
1958 size_t *out_sz);
1959
1960const OSSL_PARAM *EVP_PKEY_settable_params(const EVP_PKEY *pkey);
1961int EVP_PKEY_set_params(EVP_PKEY *pkey, OSSL_PARAM params[]);
1962int EVP_PKEY_set_int_param(EVP_PKEY *pkey, const char *key_name, int in);
1963int EVP_PKEY_set_size_t_param(EVP_PKEY *pkey, const char *key_name, size_t in);
1964int EVP_PKEY_set_bn_param(EVP_PKEY *pkey, const char *key_name,
1965 const BIGNUM *bn);
1966int EVP_PKEY_set_utf8_string_param(EVP_PKEY *pkey, const char *key_name,
1967 const char *str);
1968int EVP_PKEY_set_octet_string_param(EVP_PKEY *pkey, const char *key_name,
1969 const unsigned char *buf, size_t bsize);
1970
1971int EVP_PKEY_get_ec_point_conv_form(const EVP_PKEY *pkey);
1972int EVP_PKEY_get_field_type(const EVP_PKEY *pkey);
1973
1974EVP_PKEY *EVP_PKEY_Q_keygen(OSSL_LIB_CTX *libctx, const char *propq,
1975 const char *type, ...);
1976int EVP_PKEY_paramgen_init(EVP_PKEY_CTX *ctx);
1977int EVP_PKEY_paramgen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1978int EVP_PKEY_keygen_init(EVP_PKEY_CTX *ctx);
1979int EVP_PKEY_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1980int EVP_PKEY_generate(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1981int EVP_PKEY_check(EVP_PKEY_CTX *ctx);
1982int EVP_PKEY_public_check(EVP_PKEY_CTX *ctx);
1983int EVP_PKEY_public_check_quick(EVP_PKEY_CTX *ctx);
1984int EVP_PKEY_param_check(EVP_PKEY_CTX *ctx);
1985int EVP_PKEY_param_check_quick(EVP_PKEY_CTX *ctx);
1986int EVP_PKEY_private_check(EVP_PKEY_CTX *ctx);
1987int EVP_PKEY_pairwise_check(EVP_PKEY_CTX *ctx);
1988
1989# define EVP_PKEY_get_ex_new_index(l, p, newf, dupf, freef) \
1990 CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_EVP_PKEY, l, p, newf, dupf, freef)
1991int EVP_PKEY_set_ex_data(EVP_PKEY *key, int idx, void *arg);
1992void *EVP_PKEY_get_ex_data(const EVP_PKEY *key, int idx);
1993
1994void EVP_PKEY_CTX_set_cb(EVP_PKEY_CTX *ctx, EVP_PKEY_gen_cb *cb);
1995EVP_PKEY_gen_cb *EVP_PKEY_CTX_get_cb(EVP_PKEY_CTX *ctx);
1996
1997int EVP_PKEY_CTX_get_keygen_info(EVP_PKEY_CTX *ctx, int idx);
1998# ifndef OPENSSL_NO_DEPRECATED_3_0
1999OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_init(EVP_PKEY_METHOD *pmeth,
2000 int (*init) (EVP_PKEY_CTX *ctx));
2001OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_copy
2002 (EVP_PKEY_METHOD *pmeth, int (*copy) (EVP_PKEY_CTX *dst,
2003 const EVP_PKEY_CTX *src));
2004OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_cleanup
2005 (EVP_PKEY_METHOD *pmeth, void (*cleanup) (EVP_PKEY_CTX *ctx));
2006OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_paramgen
2007 (EVP_PKEY_METHOD *pmeth, int (*paramgen_init) (EVP_PKEY_CTX *ctx),
2008 int (*paramgen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey));
2009OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_keygen
2010 (EVP_PKEY_METHOD *pmeth, int (*keygen_init) (EVP_PKEY_CTX *ctx),
2011 int (*keygen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey));
2012OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_sign
2013 (EVP_PKEY_METHOD *pmeth, int (*sign_init) (EVP_PKEY_CTX *ctx),
2014 int (*sign) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
2015 const unsigned char *tbs, size_t tbslen));
2016OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_verify
2017 (EVP_PKEY_METHOD *pmeth, int (*verify_init) (EVP_PKEY_CTX *ctx),
2018 int (*verify) (EVP_PKEY_CTX *ctx, const unsigned char *sig, size_t siglen,
2019 const unsigned char *tbs, size_t tbslen));
2020OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_verify_recover
2021 (EVP_PKEY_METHOD *pmeth, int (*verify_recover_init) (EVP_PKEY_CTX *ctx),
2022 int (*verify_recover) (EVP_PKEY_CTX *ctx, unsigned char *sig,
2023 size_t *siglen, const unsigned char *tbs,
2024 size_t tbslen));
2025OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_signctx
2026 (EVP_PKEY_METHOD *pmeth, int (*signctx_init) (EVP_PKEY_CTX *ctx,
2027 EVP_MD_CTX *mctx),
2028 int (*signctx) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
2029 EVP_MD_CTX *mctx));
2030OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_verifyctx
2031 (EVP_PKEY_METHOD *pmeth, int (*verifyctx_init) (EVP_PKEY_CTX *ctx,
2032 EVP_MD_CTX *mctx),
2033 int (*verifyctx) (EVP_PKEY_CTX *ctx, const unsigned char *sig, int siglen,
2034 EVP_MD_CTX *mctx));
2035OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_encrypt
2036 (EVP_PKEY_METHOD *pmeth, int (*encrypt_init) (EVP_PKEY_CTX *ctx),
2037 int (*encryptfn) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
2038 const unsigned char *in, size_t inlen));
2039OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_decrypt
2040 (EVP_PKEY_METHOD *pmeth, int (*decrypt_init) (EVP_PKEY_CTX *ctx),
2041 int (*decrypt) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
2042 const unsigned char *in, size_t inlen));
2043OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_derive
2044 (EVP_PKEY_METHOD *pmeth, int (*derive_init) (EVP_PKEY_CTX *ctx),
2045 int (*derive) (EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen));
2046OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_ctrl
2047 (EVP_PKEY_METHOD *pmeth, int (*ctrl) (EVP_PKEY_CTX *ctx, int type, int p1,
2048 void *p2),
2049 int (*ctrl_str) (EVP_PKEY_CTX *ctx, const char *type, const char *value));
2050OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_digestsign
2051 (EVP_PKEY_METHOD *pmeth,
2052 int (*digestsign) (EVP_MD_CTX *ctx, unsigned char *sig, size_t *siglen,
2053 const unsigned char *tbs, size_t tbslen));
2054OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_digestverify
2055 (EVP_PKEY_METHOD *pmeth,
2056 int (*digestverify) (EVP_MD_CTX *ctx, const unsigned char *sig,
2057 size_t siglen, const unsigned char *tbs,
2058 size_t tbslen));
2059OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_check
2060 (EVP_PKEY_METHOD *pmeth, int (*check) (EVP_PKEY *pkey));
2061OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_public_check
2062 (EVP_PKEY_METHOD *pmeth, int (*check) (EVP_PKEY *pkey));
2063OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_param_check
2064 (EVP_PKEY_METHOD *pmeth, int (*check) (EVP_PKEY *pkey));
2065OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_digest_custom
2066 (EVP_PKEY_METHOD *pmeth, int (*digest_custom) (EVP_PKEY_CTX *ctx,
2067 EVP_MD_CTX *mctx));
2068OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_init
2069 (const EVP_PKEY_METHOD *pmeth, int (**pinit) (EVP_PKEY_CTX *ctx));
2070OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_copy
2071 (const EVP_PKEY_METHOD *pmeth, int (**pcopy) (EVP_PKEY_CTX *dst,
2072 const EVP_PKEY_CTX *src));
2073OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_cleanup
2074 (const EVP_PKEY_METHOD *pmeth, void (**pcleanup) (EVP_PKEY_CTX *ctx));
2075OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_paramgen
2076 (const EVP_PKEY_METHOD *pmeth, int (**pparamgen_init) (EVP_PKEY_CTX *ctx),
2077 int (**pparamgen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey));
2078OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_keygen
2079 (const EVP_PKEY_METHOD *pmeth, int (**pkeygen_init) (EVP_PKEY_CTX *ctx),
2080 int (**pkeygen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey));
2081OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_sign
2082 (const EVP_PKEY_METHOD *pmeth, int (**psign_init) (EVP_PKEY_CTX *ctx),
2083 int (**psign) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
2084 const unsigned char *tbs, size_t tbslen));
2085OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_verify
2086 (const EVP_PKEY_METHOD *pmeth, int (**pverify_init) (EVP_PKEY_CTX *ctx),
2087 int (**pverify) (EVP_PKEY_CTX *ctx, const unsigned char *sig,
2088 size_t siglen, const unsigned char *tbs, size_t tbslen));
2089OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_verify_recover
2090 (const EVP_PKEY_METHOD *pmeth,
2091 int (**pverify_recover_init) (EVP_PKEY_CTX *ctx),
2092 int (**pverify_recover) (EVP_PKEY_CTX *ctx, unsigned char *sig,
2093 size_t *siglen, const unsigned char *tbs,
2094 size_t tbslen));
2095OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_signctx
2096 (const EVP_PKEY_METHOD *pmeth,
2097 int (**psignctx_init) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx),
2098 int (**psignctx) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
2099 EVP_MD_CTX *mctx));
2100OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_verifyctx
2101 (const EVP_PKEY_METHOD *pmeth,
2102 int (**pverifyctx_init) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx),
2103 int (**pverifyctx) (EVP_PKEY_CTX *ctx, const unsigned char *sig,
2104 int siglen, EVP_MD_CTX *mctx));
2105OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_encrypt
2106 (const EVP_PKEY_METHOD *pmeth, int (**pencrypt_init) (EVP_PKEY_CTX *ctx),
2107 int (**pencryptfn) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
2108 const unsigned char *in, size_t inlen));
2109OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_decrypt
2110 (const EVP_PKEY_METHOD *pmeth, int (**pdecrypt_init) (EVP_PKEY_CTX *ctx),
2111 int (**pdecrypt) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
2112 const unsigned char *in, size_t inlen));
2113OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_derive
2114 (const EVP_PKEY_METHOD *pmeth, int (**pderive_init) (EVP_PKEY_CTX *ctx),
2115 int (**pderive) (EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen));
2116OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_ctrl
2117 (const EVP_PKEY_METHOD *pmeth,
2118 int (**pctrl) (EVP_PKEY_CTX *ctx, int type, int p1, void *p2),
2119 int (**pctrl_str) (EVP_PKEY_CTX *ctx, const char *type,
2120 const char *value));
2121OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_digestsign
2122 (const EVP_PKEY_METHOD *pmeth,
2123 int (**digestsign) (EVP_MD_CTX *ctx, unsigned char *sig, size_t *siglen,
2124 const unsigned char *tbs, size_t tbslen));
2125OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_digestverify
2126 (const EVP_PKEY_METHOD *pmeth,
2127 int (**digestverify) (EVP_MD_CTX *ctx, const unsigned char *sig,
2128 size_t siglen, const unsigned char *tbs,
2129 size_t tbslen));
2130OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_check
2131 (const EVP_PKEY_METHOD *pmeth, int (**pcheck) (EVP_PKEY *pkey));
2132OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_public_check
2133 (const EVP_PKEY_METHOD *pmeth, int (**pcheck) (EVP_PKEY *pkey));
2134OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_param_check
2135 (const EVP_PKEY_METHOD *pmeth, int (**pcheck) (EVP_PKEY *pkey));
2136OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_digest_custom
2137 (const EVP_PKEY_METHOD *pmeth,
2138 int (**pdigest_custom) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx));
2139# endif
2140
2141void EVP_KEYEXCH_free(EVP_KEYEXCH *exchange);
2142int EVP_KEYEXCH_up_ref(EVP_KEYEXCH *exchange);
2143EVP_KEYEXCH *EVP_KEYEXCH_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
2144 const char *properties);
2145OSSL_PROVIDER *EVP_KEYEXCH_get0_provider(const EVP_KEYEXCH *exchange);
2146int EVP_KEYEXCH_is_a(const EVP_KEYEXCH *keyexch, const char *name);
2147const char *EVP_KEYEXCH_get0_name(const EVP_KEYEXCH *keyexch);
2148const char *EVP_KEYEXCH_get0_description(const EVP_KEYEXCH *keyexch);
2149void EVP_KEYEXCH_do_all_provided(OSSL_LIB_CTX *libctx,
2150 void (*fn)(EVP_KEYEXCH *keyexch, void *data),
2151 void *data);
2152int EVP_KEYEXCH_names_do_all(const EVP_KEYEXCH *keyexch,
2153 void (*fn)(const char *name, void *data),
2154 void *data);
2155const OSSL_PARAM *EVP_KEYEXCH_gettable_ctx_params(const EVP_KEYEXCH *keyexch);
2156const OSSL_PARAM *EVP_KEYEXCH_settable_ctx_params(const EVP_KEYEXCH *keyexch);
2157
2158void EVP_add_alg_module(void);
2159
2160int EVP_PKEY_CTX_set_group_name(EVP_PKEY_CTX *ctx, const char *name);
2161int EVP_PKEY_CTX_get_group_name(EVP_PKEY_CTX *ctx, char *name, size_t namelen);
2162int EVP_PKEY_get_group_name(const EVP_PKEY *pkey, char *name, size_t name_sz,
2163 size_t *gname_len);
2164
2165OSSL_LIB_CTX *EVP_PKEY_CTX_get0_libctx(EVP_PKEY_CTX *ctx);
2166const char *EVP_PKEY_CTX_get0_propq(const EVP_PKEY_CTX *ctx);
2167const OSSL_PROVIDER *EVP_PKEY_CTX_get0_provider(const EVP_PKEY_CTX *ctx);
2168
2169# ifdef __cplusplus
2170}
2171# endif
2172#endif
2173

source code of include/openssl/evp.h