1/*
2 * Copyright 1995-2024 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# define EVP_MAX_AEAD_TAG_LENGTH 16
39
40# define PKCS5_SALT_LEN 8
41/* Default PKCS#5 iteration count */
42# define PKCS5_DEFAULT_ITER 2048
43
44# include <openssl/objects.h>
45
46# ifndef OPENSSL_NO_DEPRECATED_3_0
47# define EVP_PK_RSA 0x0001
48# define EVP_PK_DSA 0x0002
49# define EVP_PK_DH 0x0004
50# define EVP_PK_EC 0x0008
51# define EVP_PKT_SIGN 0x0010
52# define EVP_PKT_ENC 0x0020
53# define EVP_PKT_EXCH 0x0040
54# define EVP_PKS_RSA 0x0100
55# define EVP_PKS_DSA 0x0200
56# define EVP_PKS_EC 0x0400
57# endif
58
59# define EVP_PKEY_NONE NID_undef
60# define EVP_PKEY_RSA NID_rsaEncryption
61# define EVP_PKEY_RSA2 NID_rsa
62# define EVP_PKEY_RSA_PSS NID_rsassaPss
63# define EVP_PKEY_DSA NID_dsa
64# define EVP_PKEY_DSA1 NID_dsa_2
65# define EVP_PKEY_DSA2 NID_dsaWithSHA
66# define EVP_PKEY_DSA3 NID_dsaWithSHA1
67# define EVP_PKEY_DSA4 NID_dsaWithSHA1_2
68# define EVP_PKEY_DH NID_dhKeyAgreement
69# define EVP_PKEY_DHX NID_dhpublicnumber
70# define EVP_PKEY_EC NID_X9_62_id_ecPublicKey
71# define EVP_PKEY_SM2 NID_sm2
72# define EVP_PKEY_HMAC NID_hmac
73# define EVP_PKEY_CMAC NID_cmac
74# define EVP_PKEY_SCRYPT NID_id_scrypt
75# define EVP_PKEY_TLS1_PRF NID_tls1_prf
76# define EVP_PKEY_HKDF NID_hkdf
77# define EVP_PKEY_POLY1305 NID_poly1305
78# define EVP_PKEY_SIPHASH NID_siphash
79# define EVP_PKEY_X25519 NID_X25519
80# define EVP_PKEY_ED25519 NID_ED25519
81# define EVP_PKEY_X448 NID_X448
82# define EVP_PKEY_ED448 NID_ED448
83/* Special indicator that the object is uniquely provider side */
84# define EVP_PKEY_KEYMGMT -1
85
86/* Easy to use macros for EVP_PKEY related selections */
87# define EVP_PKEY_KEY_PARAMETERS \
88 ( OSSL_KEYMGMT_SELECT_ALL_PARAMETERS )
89# define EVP_PKEY_PRIVATE_KEY \
90 ( EVP_PKEY_KEY_PARAMETERS | OSSL_KEYMGMT_SELECT_PRIVATE_KEY )
91# define EVP_PKEY_PUBLIC_KEY \
92 ( EVP_PKEY_KEY_PARAMETERS | OSSL_KEYMGMT_SELECT_PUBLIC_KEY )
93# define EVP_PKEY_KEYPAIR \
94 ( EVP_PKEY_PUBLIC_KEY | OSSL_KEYMGMT_SELECT_PRIVATE_KEY )
95
96#ifdef __cplusplus
97extern "C" {
98#endif
99
100int EVP_set_default_properties(OSSL_LIB_CTX *libctx, const char *propq);
101int EVP_default_properties_is_fips_enabled(OSSL_LIB_CTX *libctx);
102int EVP_default_properties_enable_fips(OSSL_LIB_CTX *libctx, int enable);
103
104# define EVP_PKEY_MO_SIGN 0x0001
105# define EVP_PKEY_MO_VERIFY 0x0002
106# define EVP_PKEY_MO_ENCRYPT 0x0004
107# define EVP_PKEY_MO_DECRYPT 0x0008
108
109# ifndef EVP_MD
110# ifndef OPENSSL_NO_DEPRECATED_3_0
111OSSL_DEPRECATEDIN_3_0 EVP_MD *EVP_MD_meth_new(int md_type, int pkey_type);
112OSSL_DEPRECATEDIN_3_0 EVP_MD *EVP_MD_meth_dup(const EVP_MD *md);
113OSSL_DEPRECATEDIN_3_0 void EVP_MD_meth_free(EVP_MD *md);
114OSSL_DEPRECATEDIN_3_0
115int EVP_MD_meth_set_input_blocksize(EVP_MD *md, int blocksize);
116OSSL_DEPRECATEDIN_3_0
117int EVP_MD_meth_set_result_size(EVP_MD *md, int resultsize);
118OSSL_DEPRECATEDIN_3_0
119int EVP_MD_meth_set_app_datasize(EVP_MD *md, int datasize);
120OSSL_DEPRECATEDIN_3_0
121int EVP_MD_meth_set_flags(EVP_MD *md, unsigned long flags);
122OSSL_DEPRECATEDIN_3_0
123int EVP_MD_meth_set_init(EVP_MD *md, int (*init)(EVP_MD_CTX *ctx));
124OSSL_DEPRECATEDIN_3_0
125int EVP_MD_meth_set_update(EVP_MD *md, int (*update)(EVP_MD_CTX *ctx,
126 const void *data,
127 size_t count));
128OSSL_DEPRECATEDIN_3_0
129int EVP_MD_meth_set_final(EVP_MD *md, int (*final)(EVP_MD_CTX *ctx,
130 unsigned char *md));
131OSSL_DEPRECATEDIN_3_0
132int EVP_MD_meth_set_copy(EVP_MD *md, int (*copy)(EVP_MD_CTX *to,
133 const EVP_MD_CTX *from));
134OSSL_DEPRECATEDIN_3_0
135int EVP_MD_meth_set_cleanup(EVP_MD *md, int (*cleanup)(EVP_MD_CTX *ctx));
136OSSL_DEPRECATEDIN_3_0
137int EVP_MD_meth_set_ctrl(EVP_MD *md, int (*ctrl)(EVP_MD_CTX *ctx, int cmd,
138 int p1, void *p2));
139OSSL_DEPRECATEDIN_3_0 int EVP_MD_meth_get_input_blocksize(const EVP_MD *md);
140OSSL_DEPRECATEDIN_3_0 int EVP_MD_meth_get_result_size(const EVP_MD *md);
141OSSL_DEPRECATEDIN_3_0 int EVP_MD_meth_get_app_datasize(const EVP_MD *md);
142OSSL_DEPRECATEDIN_3_0 unsigned long EVP_MD_meth_get_flags(const EVP_MD *md);
143OSSL_DEPRECATEDIN_3_0
144int (*EVP_MD_meth_get_init(const EVP_MD *md))(EVP_MD_CTX *ctx);
145OSSL_DEPRECATEDIN_3_0
146int (*EVP_MD_meth_get_update(const EVP_MD *md))(EVP_MD_CTX *ctx,
147 const void *data, size_t count);
148OSSL_DEPRECATEDIN_3_0
149int (*EVP_MD_meth_get_final(const EVP_MD *md))(EVP_MD_CTX *ctx,
150 unsigned char *md);
151OSSL_DEPRECATEDIN_3_0
152int (*EVP_MD_meth_get_copy(const EVP_MD *md))(EVP_MD_CTX *to,
153 const EVP_MD_CTX *from);
154OSSL_DEPRECATEDIN_3_0
155int (*EVP_MD_meth_get_cleanup(const EVP_MD *md))(EVP_MD_CTX *ctx);
156OSSL_DEPRECATEDIN_3_0
157int (*EVP_MD_meth_get_ctrl(const EVP_MD *md))(EVP_MD_CTX *ctx, int cmd,
158 int p1, void *p2);
159# endif
160/* digest can only handle a single block */
161# define EVP_MD_FLAG_ONESHOT 0x0001
162
163/* digest is extensible-output function, XOF */
164# define EVP_MD_FLAG_XOF 0x0002
165
166/* DigestAlgorithmIdentifier flags... */
167
168# define EVP_MD_FLAG_DIGALGID_MASK 0x0018
169
170/* NULL or absent parameter accepted. Use NULL */
171
172# define EVP_MD_FLAG_DIGALGID_NULL 0x0000
173
174/* NULL or absent parameter accepted. Use NULL for PKCS#1 otherwise absent */
175
176# define EVP_MD_FLAG_DIGALGID_ABSENT 0x0008
177
178/* Custom handling via ctrl */
179
180# define EVP_MD_FLAG_DIGALGID_CUSTOM 0x0018
181
182/* Note if suitable for use in FIPS mode */
183# define EVP_MD_FLAG_FIPS 0x0400
184
185/* Digest ctrls */
186
187# define EVP_MD_CTRL_DIGALGID 0x1
188# define EVP_MD_CTRL_MICALG 0x2
189# define EVP_MD_CTRL_XOF_LEN 0x3
190# define EVP_MD_CTRL_TLSTREE 0x4
191
192/* Minimum Algorithm specific ctrl value */
193
194# define EVP_MD_CTRL_ALG_CTRL 0x1000
195
196# endif /* !EVP_MD */
197
198/* values for EVP_MD_CTX flags */
199
200# define EVP_MD_CTX_FLAG_ONESHOT 0x0001/* digest update will be
201 * called once only */
202# define EVP_MD_CTX_FLAG_CLEANED 0x0002/* context has already been
203 * cleaned */
204# define EVP_MD_CTX_FLAG_REUSE 0x0004/* Don't free up ctx->md_data
205 * in EVP_MD_CTX_reset */
206/*
207 * FIPS and pad options are ignored in 1.0.0, definitions are here so we
208 * don't accidentally reuse the values for other purposes.
209 */
210
211/* This flag has no effect from openssl-3.0 onwards */
212# define EVP_MD_CTX_FLAG_NON_FIPS_ALLOW 0x0008
213
214/*
215 * The following PAD options are also currently ignored in 1.0.0, digest
216 * parameters are handled through EVP_DigestSign*() and EVP_DigestVerify*()
217 * instead.
218 */
219# define EVP_MD_CTX_FLAG_PAD_MASK 0xF0/* RSA mode to use */
220# define EVP_MD_CTX_FLAG_PAD_PKCS1 0x00/* PKCS#1 v1.5 mode */
221# define EVP_MD_CTX_FLAG_PAD_X931 0x10/* X9.31 mode */
222# define EVP_MD_CTX_FLAG_PAD_PSS 0x20/* PSS mode */
223
224# define EVP_MD_CTX_FLAG_NO_INIT 0x0100/* Don't initialize md_data */
225/*
226 * Some functions such as EVP_DigestSign only finalise copies of internal
227 * contexts so additional data can be included after the finalisation call.
228 * This is inefficient if this functionality is not required: it is disabled
229 * if the following flag is set.
230 */
231# define EVP_MD_CTX_FLAG_FINALISE 0x0200
232/* NOTE: 0x0400 and 0x0800 are reserved for internal usage */
233
234# ifndef OPENSSL_NO_DEPRECATED_3_0
235OSSL_DEPRECATEDIN_3_0
236EVP_CIPHER *EVP_CIPHER_meth_new(int cipher_type, int block_size, int key_len);
237OSSL_DEPRECATEDIN_3_0
238EVP_CIPHER *EVP_CIPHER_meth_dup(const EVP_CIPHER *cipher);
239OSSL_DEPRECATEDIN_3_0
240void EVP_CIPHER_meth_free(EVP_CIPHER *cipher);
241OSSL_DEPRECATEDIN_3_0
242int EVP_CIPHER_meth_set_iv_length(EVP_CIPHER *cipher, int iv_len);
243OSSL_DEPRECATEDIN_3_0
244int EVP_CIPHER_meth_set_flags(EVP_CIPHER *cipher, unsigned long flags);
245OSSL_DEPRECATEDIN_3_0
246int EVP_CIPHER_meth_set_impl_ctx_size(EVP_CIPHER *cipher, int ctx_size);
247OSSL_DEPRECATEDIN_3_0
248int EVP_CIPHER_meth_set_init(EVP_CIPHER *cipher,
249 int (*init) (EVP_CIPHER_CTX *ctx,
250 const unsigned char *key,
251 const unsigned char *iv,
252 int enc));
253OSSL_DEPRECATEDIN_3_0
254int EVP_CIPHER_meth_set_do_cipher(EVP_CIPHER *cipher,
255 int (*do_cipher) (EVP_CIPHER_CTX *ctx,
256 unsigned char *out,
257 const unsigned char *in,
258 size_t inl));
259OSSL_DEPRECATEDIN_3_0
260int EVP_CIPHER_meth_set_cleanup(EVP_CIPHER *cipher,
261 int (*cleanup) (EVP_CIPHER_CTX *));
262OSSL_DEPRECATEDIN_3_0
263int EVP_CIPHER_meth_set_set_asn1_params(EVP_CIPHER *cipher,
264 int (*set_asn1_parameters) (EVP_CIPHER_CTX *,
265 ASN1_TYPE *));
266OSSL_DEPRECATEDIN_3_0
267int EVP_CIPHER_meth_set_get_asn1_params(EVP_CIPHER *cipher,
268 int (*get_asn1_parameters) (EVP_CIPHER_CTX *,
269 ASN1_TYPE *));
270OSSL_DEPRECATEDIN_3_0
271int EVP_CIPHER_meth_set_ctrl(EVP_CIPHER *cipher,
272 int (*ctrl) (EVP_CIPHER_CTX *, int type,
273 int arg, void *ptr));
274OSSL_DEPRECATEDIN_3_0 int
275(*EVP_CIPHER_meth_get_init(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *ctx,
276 const unsigned char *key,
277 const unsigned char *iv,
278 int enc);
279OSSL_DEPRECATEDIN_3_0 int
280(*EVP_CIPHER_meth_get_do_cipher(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *ctx,
281 unsigned char *out,
282 const unsigned char *in,
283 size_t inl);
284OSSL_DEPRECATEDIN_3_0 int
285(*EVP_CIPHER_meth_get_cleanup(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *);
286OSSL_DEPRECATEDIN_3_0 int
287(*EVP_CIPHER_meth_get_set_asn1_params(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *,
288 ASN1_TYPE *);
289OSSL_DEPRECATEDIN_3_0 int
290(*EVP_CIPHER_meth_get_get_asn1_params(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *,
291 ASN1_TYPE *);
292OSSL_DEPRECATEDIN_3_0 int
293(*EVP_CIPHER_meth_get_ctrl(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *, int type,
294 int arg, void *ptr);
295# endif
296
297/* Values for cipher flags */
298
299/* Modes for ciphers */
300
301# define EVP_CIPH_STREAM_CIPHER 0x0
302# define EVP_CIPH_ECB_MODE 0x1
303# define EVP_CIPH_CBC_MODE 0x2
304# define EVP_CIPH_CFB_MODE 0x3
305# define EVP_CIPH_OFB_MODE 0x4
306# define EVP_CIPH_CTR_MODE 0x5
307# define EVP_CIPH_GCM_MODE 0x6
308# define EVP_CIPH_CCM_MODE 0x7
309# define EVP_CIPH_XTS_MODE 0x10001
310# define EVP_CIPH_WRAP_MODE 0x10002
311# define EVP_CIPH_OCB_MODE 0x10003
312# define EVP_CIPH_SIV_MODE 0x10004
313# define EVP_CIPH_GCM_SIV_MODE 0x10005
314# define EVP_CIPH_MODE 0xF0007
315/* Set if variable length cipher */
316# define EVP_CIPH_VARIABLE_LENGTH 0x8
317/* Set if the iv handling should be done by the cipher itself */
318# define EVP_CIPH_CUSTOM_IV 0x10
319/* Set if the cipher's init() function should be called if key is NULL */
320# define EVP_CIPH_ALWAYS_CALL_INIT 0x20
321/* Call ctrl() to init cipher parameters */
322# define EVP_CIPH_CTRL_INIT 0x40
323/* Don't use standard key length function */
324# define EVP_CIPH_CUSTOM_KEY_LENGTH 0x80
325/* Don't use standard block padding */
326# define EVP_CIPH_NO_PADDING 0x100
327/* cipher handles random key generation */
328# define EVP_CIPH_RAND_KEY 0x200
329/* cipher has its own additional copying logic */
330# define EVP_CIPH_CUSTOM_COPY 0x400
331/* Don't use standard iv length function */
332# define EVP_CIPH_CUSTOM_IV_LENGTH 0x800
333/* Legacy and no longer relevant: Allow use default ASN1 get/set iv */
334# define EVP_CIPH_FLAG_DEFAULT_ASN1 0
335/* Free: 0x1000 */
336/* Buffer length in bits not bytes: CFB1 mode only */
337# define EVP_CIPH_FLAG_LENGTH_BITS 0x2000
338/* Deprecated FIPS flag: was 0x4000 */
339# define EVP_CIPH_FLAG_FIPS 0
340/* Deprecated FIPS flag: was 0x8000 */
341# define EVP_CIPH_FLAG_NON_FIPS_ALLOW 0
342
343/*
344 * Cipher handles any and all padding logic as well as finalisation.
345 */
346# define EVP_CIPH_FLAG_CTS 0x4000
347# define EVP_CIPH_FLAG_CUSTOM_CIPHER 0x100000
348# define EVP_CIPH_FLAG_AEAD_CIPHER 0x200000
349# define EVP_CIPH_FLAG_TLS1_1_MULTIBLOCK 0x400000
350/* Cipher can handle pipeline operations */
351# define EVP_CIPH_FLAG_PIPELINE 0X800000
352/* For provider implementations that handle ASN1 get/set param themselves */
353# define EVP_CIPH_FLAG_CUSTOM_ASN1 0x1000000
354/* For ciphers generating unprotected CMS attributes */
355# define EVP_CIPH_FLAG_CIPHER_WITH_MAC 0x2000000
356/* For supplementary wrap cipher support */
357# define EVP_CIPH_FLAG_GET_WRAP_CIPHER 0x4000000
358# define EVP_CIPH_FLAG_INVERSE_CIPHER 0x8000000
359
360/*
361 * Cipher context flag to indicate we can handle wrap mode: if allowed in
362 * older applications it could overflow buffers.
363 */
364
365# define EVP_CIPHER_CTX_FLAG_WRAP_ALLOW 0x1
366
367/* ctrl() values */
368
369# define EVP_CTRL_INIT 0x0
370# define EVP_CTRL_SET_KEY_LENGTH 0x1
371# define EVP_CTRL_GET_RC2_KEY_BITS 0x2
372# define EVP_CTRL_SET_RC2_KEY_BITS 0x3
373# define EVP_CTRL_GET_RC5_ROUNDS 0x4
374# define EVP_CTRL_SET_RC5_ROUNDS 0x5
375# define EVP_CTRL_RAND_KEY 0x6
376# define EVP_CTRL_PBE_PRF_NID 0x7
377# define EVP_CTRL_COPY 0x8
378# define EVP_CTRL_AEAD_SET_IVLEN 0x9
379# define EVP_CTRL_AEAD_GET_TAG 0x10
380# define EVP_CTRL_AEAD_SET_TAG 0x11
381# define EVP_CTRL_AEAD_SET_IV_FIXED 0x12
382# define EVP_CTRL_GCM_SET_IVLEN EVP_CTRL_AEAD_SET_IVLEN
383# define EVP_CTRL_GCM_GET_TAG EVP_CTRL_AEAD_GET_TAG
384# define EVP_CTRL_GCM_SET_TAG EVP_CTRL_AEAD_SET_TAG
385# define EVP_CTRL_GCM_SET_IV_FIXED EVP_CTRL_AEAD_SET_IV_FIXED
386# define EVP_CTRL_GCM_IV_GEN 0x13
387# define EVP_CTRL_CCM_SET_IVLEN EVP_CTRL_AEAD_SET_IVLEN
388# define EVP_CTRL_CCM_GET_TAG EVP_CTRL_AEAD_GET_TAG
389# define EVP_CTRL_CCM_SET_TAG EVP_CTRL_AEAD_SET_TAG
390# define EVP_CTRL_CCM_SET_IV_FIXED EVP_CTRL_AEAD_SET_IV_FIXED
391# define EVP_CTRL_CCM_SET_L 0x14
392# define EVP_CTRL_CCM_SET_MSGLEN 0x15
393/*
394 * AEAD cipher deduces payload length and returns number of bytes required to
395 * store MAC and eventual padding. Subsequent call to EVP_Cipher even
396 * appends/verifies MAC.
397 */
398# define EVP_CTRL_AEAD_TLS1_AAD 0x16
399/* Used by composite AEAD ciphers, no-op in GCM, CCM... */
400# define EVP_CTRL_AEAD_SET_MAC_KEY 0x17
401/* Set the GCM invocation field, decrypt only */
402# define EVP_CTRL_GCM_SET_IV_INV 0x18
403
404# define EVP_CTRL_TLS1_1_MULTIBLOCK_AAD 0x19
405# define EVP_CTRL_TLS1_1_MULTIBLOCK_ENCRYPT 0x1a
406# define EVP_CTRL_TLS1_1_MULTIBLOCK_DECRYPT 0x1b
407# define EVP_CTRL_TLS1_1_MULTIBLOCK_MAX_BUFSIZE 0x1c
408
409# define EVP_CTRL_SSL3_MASTER_SECRET 0x1d
410
411/* EVP_CTRL_SET_SBOX takes the char * specifying S-boxes */
412# define EVP_CTRL_SET_SBOX 0x1e
413/*
414 * EVP_CTRL_SBOX_USED takes a 'size_t' and 'char *', pointing at a
415 * pre-allocated buffer with specified size
416 */
417# define EVP_CTRL_SBOX_USED 0x1f
418/* EVP_CTRL_KEY_MESH takes 'size_t' number of bytes to mesh the key after,
419 * 0 switches meshing off
420 */
421# define EVP_CTRL_KEY_MESH 0x20
422/* EVP_CTRL_BLOCK_PADDING_MODE takes the padding mode */
423# define EVP_CTRL_BLOCK_PADDING_MODE 0x21
424
425/* Set the output buffers to use for a pipelined operation */
426# define EVP_CTRL_SET_PIPELINE_OUTPUT_BUFS 0x22
427/* Set the input buffers to use for a pipelined operation */
428# define EVP_CTRL_SET_PIPELINE_INPUT_BUFS 0x23
429/* Set the input buffer lengths to use for a pipelined operation */
430# define EVP_CTRL_SET_PIPELINE_INPUT_LENS 0x24
431/* Get the IV length used by the cipher */
432# define EVP_CTRL_GET_IVLEN 0x25
433/* 0x26 is unused */
434/* Tell the cipher it's doing a speed test (SIV disallows multiple ops) */
435# define EVP_CTRL_SET_SPEED 0x27
436/* Get the unprotectedAttrs from cipher ctx */
437# define EVP_CTRL_PROCESS_UNPROTECTED 0x28
438/* Get the supplementary wrap cipher */
439#define EVP_CTRL_GET_WRAP_CIPHER 0x29
440/* TLSTREE key diversification */
441#define EVP_CTRL_TLSTREE 0x2A
442
443/* Padding modes */
444#define EVP_PADDING_PKCS7 1
445#define EVP_PADDING_ISO7816_4 2
446#define EVP_PADDING_ANSI923 3
447#define EVP_PADDING_ISO10126 4
448#define EVP_PADDING_ZERO 5
449
450/* RFC 5246 defines additional data to be 13 bytes in length */
451# define EVP_AEAD_TLS1_AAD_LEN 13
452
453typedef struct {
454 unsigned char *out;
455 const unsigned char *inp;
456 size_t len;
457 unsigned int interleave;
458} EVP_CTRL_TLS1_1_MULTIBLOCK_PARAM;
459
460/* GCM TLS constants */
461/* Length of fixed part of IV derived from PRF */
462# define EVP_GCM_TLS_FIXED_IV_LEN 4
463/* Length of explicit part of IV part of TLS records */
464# define EVP_GCM_TLS_EXPLICIT_IV_LEN 8
465/* Length of tag for TLS */
466# define EVP_GCM_TLS_TAG_LEN 16
467
468/* CCM TLS constants */
469/* Length of fixed part of IV derived from PRF */
470# define EVP_CCM_TLS_FIXED_IV_LEN 4
471/* Length of explicit part of IV part of TLS records */
472# define EVP_CCM_TLS_EXPLICIT_IV_LEN 8
473/* Total length of CCM IV length for TLS */
474# define EVP_CCM_TLS_IV_LEN 12
475/* Length of tag for TLS */
476# define EVP_CCM_TLS_TAG_LEN 16
477/* Length of CCM8 tag for TLS */
478# define EVP_CCM8_TLS_TAG_LEN 8
479
480/* Length of tag for TLS */
481# define EVP_CHACHAPOLY_TLS_TAG_LEN 16
482
483typedef struct evp_cipher_info_st {
484 const EVP_CIPHER *cipher;
485 unsigned char iv[EVP_MAX_IV_LENGTH];
486} EVP_CIPHER_INFO;
487
488
489/* Password based encryption function */
490typedef int (EVP_PBE_KEYGEN) (EVP_CIPHER_CTX *ctx, const char *pass,
491 int passlen, ASN1_TYPE *param,
492 const EVP_CIPHER *cipher, const EVP_MD *md,
493 int en_de);
494
495typedef int (EVP_PBE_KEYGEN_EX) (EVP_CIPHER_CTX *ctx, const char *pass,
496 int passlen, ASN1_TYPE *param,
497 const EVP_CIPHER *cipher, const EVP_MD *md,
498 int en_de, OSSL_LIB_CTX *libctx, const char *propq);
499
500# ifndef OPENSSL_NO_DEPRECATED_3_0
501# define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
502 (rsa))
503# endif
504
505# ifndef OPENSSL_NO_DSA
506# define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
507 (dsa))
508# endif
509
510# if !defined(OPENSSL_NO_DH) && !defined(OPENSSL_NO_DEPRECATED_3_0)
511# define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,(dh))
512# endif
513
514# ifndef OPENSSL_NO_DEPRECATED_3_0
515# ifndef OPENSSL_NO_EC
516# define EVP_PKEY_assign_EC_KEY(pkey,eckey) \
517 EVP_PKEY_assign((pkey), EVP_PKEY_EC, (eckey))
518# endif
519# endif
520# ifndef OPENSSL_NO_SIPHASH
521# define EVP_PKEY_assign_SIPHASH(pkey,shkey) EVP_PKEY_assign((pkey),\
522 EVP_PKEY_SIPHASH,(shkey))
523# endif
524
525# ifndef OPENSSL_NO_POLY1305
526# define EVP_PKEY_assign_POLY1305(pkey,polykey) EVP_PKEY_assign((pkey),\
527 EVP_PKEY_POLY1305,(polykey))
528# endif
529
530/* Add some extra combinations */
531# define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
532# define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
533# define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
534# define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
535
536int EVP_MD_get_type(const EVP_MD *md);
537# define EVP_MD_type EVP_MD_get_type
538# define EVP_MD_nid EVP_MD_get_type
539const char *EVP_MD_get0_name(const EVP_MD *md);
540# define EVP_MD_name EVP_MD_get0_name
541const char *EVP_MD_get0_description(const EVP_MD *md);
542int EVP_MD_is_a(const EVP_MD *md, const char *name);
543int EVP_MD_names_do_all(const EVP_MD *md,
544 void (*fn)(const char *name, void *data),
545 void *data);
546const OSSL_PROVIDER *EVP_MD_get0_provider(const EVP_MD *md);
547int EVP_MD_get_pkey_type(const EVP_MD *md);
548# define EVP_MD_pkey_type EVP_MD_get_pkey_type
549int EVP_MD_get_size(const EVP_MD *md);
550# define EVP_MD_size EVP_MD_get_size
551int EVP_MD_get_block_size(const EVP_MD *md);
552# define EVP_MD_block_size EVP_MD_get_block_size
553unsigned long EVP_MD_get_flags(const EVP_MD *md);
554# define EVP_MD_flags EVP_MD_get_flags
555int EVP_MD_xof(const EVP_MD *md);
556
557const EVP_MD *EVP_MD_CTX_get0_md(const EVP_MD_CTX *ctx);
558EVP_MD *EVP_MD_CTX_get1_md(EVP_MD_CTX *ctx);
559# ifndef OPENSSL_NO_DEPRECATED_3_0
560OSSL_DEPRECATEDIN_3_0
561const EVP_MD *EVP_MD_CTX_md(const EVP_MD_CTX *ctx);
562OSSL_DEPRECATEDIN_3_0
563int (*EVP_MD_CTX_update_fn(EVP_MD_CTX *ctx))(EVP_MD_CTX *ctx,
564 const void *data, size_t count);
565OSSL_DEPRECATEDIN_3_0
566void EVP_MD_CTX_set_update_fn(EVP_MD_CTX *ctx,
567 int (*update) (EVP_MD_CTX *ctx,
568 const void *data, size_t count));
569# endif
570int EVP_MD_CTX_get_size_ex(const EVP_MD_CTX *ctx);
571
572# define EVP_MD_CTX_get0_name(e) EVP_MD_get0_name(EVP_MD_CTX_get0_md(e))
573# define EVP_MD_CTX_get_size(e) EVP_MD_CTX_get_size_ex(e)
574# define EVP_MD_CTX_size EVP_MD_CTX_get_size_ex
575# define EVP_MD_CTX_get_block_size(e) EVP_MD_get_block_size(EVP_MD_CTX_get0_md(e))
576# define EVP_MD_CTX_block_size EVP_MD_CTX_get_block_size
577# define EVP_MD_CTX_get_type(e) EVP_MD_get_type(EVP_MD_CTX_get0_md(e))
578# define EVP_MD_CTX_type EVP_MD_CTX_get_type
579EVP_PKEY_CTX *EVP_MD_CTX_get_pkey_ctx(const EVP_MD_CTX *ctx);
580# define EVP_MD_CTX_pkey_ctx EVP_MD_CTX_get_pkey_ctx
581void EVP_MD_CTX_set_pkey_ctx(EVP_MD_CTX *ctx, EVP_PKEY_CTX *pctx);
582void *EVP_MD_CTX_get0_md_data(const EVP_MD_CTX *ctx);
583# define EVP_MD_CTX_md_data EVP_MD_CTX_get0_md_data
584
585int EVP_CIPHER_get_nid(const EVP_CIPHER *cipher);
586# define EVP_CIPHER_nid EVP_CIPHER_get_nid
587const char *EVP_CIPHER_get0_name(const EVP_CIPHER *cipher);
588# define EVP_CIPHER_name EVP_CIPHER_get0_name
589const char *EVP_CIPHER_get0_description(const EVP_CIPHER *cipher);
590int EVP_CIPHER_is_a(const EVP_CIPHER *cipher, const char *name);
591int EVP_CIPHER_names_do_all(const EVP_CIPHER *cipher,
592 void (*fn)(const char *name, void *data),
593 void *data);
594const OSSL_PROVIDER *EVP_CIPHER_get0_provider(const EVP_CIPHER *cipher);
595int EVP_CIPHER_get_block_size(const EVP_CIPHER *cipher);
596# define EVP_CIPHER_block_size EVP_CIPHER_get_block_size
597# ifndef OPENSSL_NO_DEPRECATED_3_0
598OSSL_DEPRECATEDIN_3_0
599int EVP_CIPHER_impl_ctx_size(const EVP_CIPHER *cipher);
600# endif
601int EVP_CIPHER_get_key_length(const EVP_CIPHER *cipher);
602# define EVP_CIPHER_key_length EVP_CIPHER_get_key_length
603int EVP_CIPHER_get_iv_length(const EVP_CIPHER *cipher);
604# define EVP_CIPHER_iv_length EVP_CIPHER_get_iv_length
605unsigned long EVP_CIPHER_get_flags(const EVP_CIPHER *cipher);
606# define EVP_CIPHER_flags EVP_CIPHER_get_flags
607int EVP_CIPHER_get_mode(const EVP_CIPHER *cipher);
608# define EVP_CIPHER_mode EVP_CIPHER_get_mode
609int EVP_CIPHER_get_type(const EVP_CIPHER *cipher);
610# define EVP_CIPHER_type EVP_CIPHER_get_type
611EVP_CIPHER *EVP_CIPHER_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
612 const char *properties);
613int EVP_CIPHER_up_ref(EVP_CIPHER *cipher);
614void EVP_CIPHER_free(EVP_CIPHER *cipher);
615
616const EVP_CIPHER *EVP_CIPHER_CTX_get0_cipher(const EVP_CIPHER_CTX *ctx);
617EVP_CIPHER *EVP_CIPHER_CTX_get1_cipher(EVP_CIPHER_CTX *ctx);
618int EVP_CIPHER_CTX_is_encrypting(const EVP_CIPHER_CTX *ctx);
619# define EVP_CIPHER_CTX_encrypting EVP_CIPHER_CTX_is_encrypting
620int EVP_CIPHER_CTX_get_nid(const EVP_CIPHER_CTX *ctx);
621# define EVP_CIPHER_CTX_nid EVP_CIPHER_CTX_get_nid
622int EVP_CIPHER_CTX_get_block_size(const EVP_CIPHER_CTX *ctx);
623# define EVP_CIPHER_CTX_block_size EVP_CIPHER_CTX_get_block_size
624int EVP_CIPHER_CTX_get_key_length(const EVP_CIPHER_CTX *ctx);
625# define EVP_CIPHER_CTX_key_length EVP_CIPHER_CTX_get_key_length
626int EVP_CIPHER_CTX_get_iv_length(const EVP_CIPHER_CTX *ctx);
627# define EVP_CIPHER_CTX_iv_length EVP_CIPHER_CTX_get_iv_length
628int EVP_CIPHER_CTX_get_tag_length(const EVP_CIPHER_CTX *ctx);
629# define EVP_CIPHER_CTX_tag_length EVP_CIPHER_CTX_get_tag_length
630# ifndef OPENSSL_NO_DEPRECATED_3_0
631const EVP_CIPHER *EVP_CIPHER_CTX_cipher(const EVP_CIPHER_CTX *ctx);
632OSSL_DEPRECATEDIN_3_0 const unsigned char *EVP_CIPHER_CTX_iv(const EVP_CIPHER_CTX *ctx);
633OSSL_DEPRECATEDIN_3_0 const unsigned char *EVP_CIPHER_CTX_original_iv(const EVP_CIPHER_CTX *ctx);
634OSSL_DEPRECATEDIN_3_0 unsigned char *EVP_CIPHER_CTX_iv_noconst(EVP_CIPHER_CTX *ctx);
635# endif
636int EVP_CIPHER_CTX_get_updated_iv(EVP_CIPHER_CTX *ctx, void *buf, size_t len);
637int EVP_CIPHER_CTX_get_original_iv(EVP_CIPHER_CTX *ctx, void *buf, size_t len);
638# ifndef OPENSSL_NO_DEPRECATED_3_0
639OSSL_DEPRECATEDIN_3_0
640unsigned char *EVP_CIPHER_CTX_buf_noconst(EVP_CIPHER_CTX *ctx);
641# endif
642int EVP_CIPHER_CTX_get_num(const EVP_CIPHER_CTX *ctx);
643# define EVP_CIPHER_CTX_num EVP_CIPHER_CTX_get_num
644int EVP_CIPHER_CTX_set_num(EVP_CIPHER_CTX *ctx, int num);
645EVP_CIPHER_CTX *EVP_CIPHER_CTX_dup(const EVP_CIPHER_CTX *in);
646int EVP_CIPHER_CTX_copy(EVP_CIPHER_CTX *out, const EVP_CIPHER_CTX *in);
647void *EVP_CIPHER_CTX_get_app_data(const EVP_CIPHER_CTX *ctx);
648void EVP_CIPHER_CTX_set_app_data(EVP_CIPHER_CTX *ctx, void *data);
649void *EVP_CIPHER_CTX_get_cipher_data(const EVP_CIPHER_CTX *ctx);
650void *EVP_CIPHER_CTX_set_cipher_data(EVP_CIPHER_CTX *ctx, void *cipher_data);
651# define EVP_CIPHER_CTX_get0_name(c) EVP_CIPHER_get0_name(EVP_CIPHER_CTX_get0_cipher(c))
652# define EVP_CIPHER_CTX_get_type(c) EVP_CIPHER_get_type(EVP_CIPHER_CTX_get0_cipher(c))
653# define EVP_CIPHER_CTX_type EVP_CIPHER_CTX_get_type
654# ifndef OPENSSL_NO_DEPRECATED_1_1_0
655# define EVP_CIPHER_CTX_flags(c) EVP_CIPHER_get_flags(EVP_CIPHER_CTX_get0_cipher(c))
656# endif
657# define EVP_CIPHER_CTX_get_mode(c) EVP_CIPHER_get_mode(EVP_CIPHER_CTX_get0_cipher(c))
658# define EVP_CIPHER_CTX_mode EVP_CIPHER_CTX_get_mode
659
660# define EVP_ENCODE_LENGTH(l) ((((l)+2)/3*4)+((l)/48+1)*2+80)
661# define EVP_DECODE_LENGTH(l) (((l)+3)/4*3+80)
662
663# define EVP_SignInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
664# define EVP_SignInit(a,b) EVP_DigestInit(a,b)
665# define EVP_SignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
666# define EVP_VerifyInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
667# define EVP_VerifyInit(a,b) EVP_DigestInit(a,b)
668# define EVP_VerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
669# define EVP_OpenUpdate(a,b,c,d,e) EVP_DecryptUpdate(a,b,c,d,e)
670# define EVP_SealUpdate(a,b,c,d,e) EVP_EncryptUpdate(a,b,c,d,e)
671
672# ifdef CONST_STRICT
673void BIO_set_md(BIO *, const EVP_MD *md);
674# else
675# define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,0,(void *)(md))
676# endif
677# define BIO_get_md(b,mdp) BIO_ctrl(b,BIO_C_GET_MD,0,(mdp))
678# define BIO_get_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_GET_MD_CTX,0,(mdcp))
679# define BIO_set_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_SET_MD_CTX,0,(mdcp))
680# define BIO_get_cipher_status(b) BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
681# define BIO_get_cipher_ctx(b,c_pp) BIO_ctrl(b,BIO_C_GET_CIPHER_CTX,0,(c_pp))
682
683__owur int EVP_Cipher(EVP_CIPHER_CTX *c,
684 unsigned char *out,
685 const unsigned char *in, unsigned int inl);
686
687# define EVP_add_cipher_alias(n,alias) \
688 OBJ_NAME_add((alias),OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS,(n))
689# define EVP_add_digest_alias(n,alias) \
690 OBJ_NAME_add((alias),OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,(n))
691# define EVP_delete_cipher_alias(alias) \
692 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS);
693# define EVP_delete_digest_alias(alias) \
694 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS);
695
696int EVP_MD_get_params(const EVP_MD *digest, OSSL_PARAM params[]);
697int EVP_MD_CTX_set_params(EVP_MD_CTX *ctx, const OSSL_PARAM params[]);
698int EVP_MD_CTX_get_params(EVP_MD_CTX *ctx, OSSL_PARAM params[]);
699const OSSL_PARAM *EVP_MD_gettable_params(const EVP_MD *digest);
700const OSSL_PARAM *EVP_MD_settable_ctx_params(const EVP_MD *md);
701const OSSL_PARAM *EVP_MD_gettable_ctx_params(const EVP_MD *md);
702const OSSL_PARAM *EVP_MD_CTX_settable_params(EVP_MD_CTX *ctx);
703const OSSL_PARAM *EVP_MD_CTX_gettable_params(EVP_MD_CTX *ctx);
704int EVP_MD_CTX_ctrl(EVP_MD_CTX *ctx, int cmd, int p1, void *p2);
705EVP_MD_CTX *EVP_MD_CTX_new(void);
706int EVP_MD_CTX_reset(EVP_MD_CTX *ctx);
707void EVP_MD_CTX_free(EVP_MD_CTX *ctx);
708# define EVP_MD_CTX_create() EVP_MD_CTX_new()
709# define EVP_MD_CTX_init(ctx) EVP_MD_CTX_reset((ctx))
710# define EVP_MD_CTX_destroy(ctx) EVP_MD_CTX_free((ctx))
711__owur EVP_MD_CTX *EVP_MD_CTX_dup(const EVP_MD_CTX *in);
712__owur int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out, const EVP_MD_CTX *in);
713void EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags);
714void EVP_MD_CTX_clear_flags(EVP_MD_CTX *ctx, int flags);
715int EVP_MD_CTX_test_flags(const EVP_MD_CTX *ctx, int flags);
716__owur int EVP_DigestInit_ex2(EVP_MD_CTX *ctx, const EVP_MD *type,
717 const OSSL_PARAM params[]);
718__owur int EVP_DigestInit_ex(EVP_MD_CTX *ctx, const EVP_MD *type,
719 ENGINE *impl);
720__owur int EVP_DigestUpdate(EVP_MD_CTX *ctx, const void *d,
721 size_t cnt);
722__owur int EVP_DigestFinal_ex(EVP_MD_CTX *ctx, unsigned char *md,
723 unsigned int *s);
724__owur int EVP_Digest(const void *data, size_t count,
725 unsigned char *md, unsigned int *size,
726 const EVP_MD *type, ENGINE *impl);
727__owur int EVP_Q_digest(OSSL_LIB_CTX *libctx, const char *name,
728 const char *propq, const void *data, size_t datalen,
729 unsigned char *md, size_t *mdlen);
730
731__owur int EVP_MD_CTX_copy(EVP_MD_CTX *out, const EVP_MD_CTX *in);
732__owur int EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
733__owur int EVP_DigestFinal(EVP_MD_CTX *ctx, unsigned char *md,
734 unsigned int *s);
735__owur int EVP_DigestFinalXOF(EVP_MD_CTX *ctx, unsigned char *out,
736 size_t outlen);
737__owur int EVP_DigestSqueeze(EVP_MD_CTX *ctx, unsigned char *out,
738 size_t outlen);
739
740__owur EVP_MD *EVP_MD_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
741 const char *properties);
742
743int EVP_MD_up_ref(EVP_MD *md);
744void EVP_MD_free(EVP_MD *md);
745
746int EVP_read_pw_string(char *buf, int length, const char *prompt, int verify);
747int EVP_read_pw_string_min(char *buf, int minlen, int maxlen,
748 const char *prompt, int verify);
749void EVP_set_pw_prompt(const char *prompt);
750char *EVP_get_pw_prompt(void);
751
752__owur int EVP_BytesToKey(const EVP_CIPHER *type, const EVP_MD *md,
753 const unsigned char *salt,
754 const unsigned char *data, int datal, int count,
755 unsigned char *key, unsigned char *iv);
756
757void EVP_CIPHER_CTX_set_flags(EVP_CIPHER_CTX *ctx, int flags);
758void EVP_CIPHER_CTX_clear_flags(EVP_CIPHER_CTX *ctx, int flags);
759int EVP_CIPHER_CTX_test_flags(const EVP_CIPHER_CTX *ctx, int flags);
760
761__owur int EVP_EncryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
762 const unsigned char *key, const unsigned char *iv);
763__owur int EVP_EncryptInit_ex(EVP_CIPHER_CTX *ctx,
764 const EVP_CIPHER *cipher, ENGINE *impl,
765 const unsigned char *key,
766 const unsigned char *iv);
767__owur int EVP_EncryptInit_ex2(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
768 const unsigned char *key,
769 const unsigned char *iv,
770 const OSSL_PARAM params[]);
771__owur int EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
772 int *outl, const unsigned char *in, int inl);
773__owur int EVP_EncryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out,
774 int *outl);
775__owur int EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out,
776 int *outl);
777
778__owur int EVP_DecryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
779 const unsigned char *key, const unsigned char *iv);
780__owur int EVP_DecryptInit_ex(EVP_CIPHER_CTX *ctx,
781 const EVP_CIPHER *cipher, ENGINE *impl,
782 const unsigned char *key,
783 const unsigned char *iv);
784__owur int EVP_DecryptInit_ex2(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
785 const unsigned char *key,
786 const unsigned char *iv,
787 const OSSL_PARAM params[]);
788__owur int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
789 int *outl, const unsigned char *in, int inl);
790__owur int EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm,
791 int *outl);
792__owur int EVP_DecryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm,
793 int *outl);
794
795__owur int EVP_CipherInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
796 const unsigned char *key, const unsigned char *iv,
797 int enc);
798__owur int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx,
799 const EVP_CIPHER *cipher, ENGINE *impl,
800 const unsigned char *key,
801 const unsigned char *iv, int enc);
802__owur int EVP_CipherInit_ex2(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
803 const unsigned char *key, const unsigned char *iv,
804 int enc, const OSSL_PARAM params[]);
805__owur int EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
806 int *outl, const unsigned char *in, int inl);
807__owur int EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm,
808 int *outl);
809__owur int EVP_CipherFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm,
810 int *outl);
811
812__owur int EVP_SignFinal(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *s,
813 EVP_PKEY *pkey);
814__owur int EVP_SignFinal_ex(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *s,
815 EVP_PKEY *pkey, OSSL_LIB_CTX *libctx,
816 const char *propq);
817
818__owur int EVP_DigestSign(EVP_MD_CTX *ctx, unsigned char *sigret,
819 size_t *siglen, const unsigned char *tbs,
820 size_t tbslen);
821
822__owur int EVP_VerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sigbuf,
823 unsigned int siglen, EVP_PKEY *pkey);
824__owur int EVP_VerifyFinal_ex(EVP_MD_CTX *ctx, const unsigned char *sigbuf,
825 unsigned int siglen, EVP_PKEY *pkey,
826 OSSL_LIB_CTX *libctx, const char *propq);
827
828__owur int EVP_DigestVerify(EVP_MD_CTX *ctx, const unsigned char *sigret,
829 size_t siglen, const unsigned char *tbs,
830 size_t tbslen);
831
832__owur int EVP_DigestSignInit_ex(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
833 const char *mdname, OSSL_LIB_CTX *libctx,
834 const char *props, EVP_PKEY *pkey,
835 const OSSL_PARAM params[]);
836__owur int EVP_DigestSignInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
837 const EVP_MD *type, ENGINE *e,
838 EVP_PKEY *pkey);
839__owur int EVP_DigestSignUpdate(EVP_MD_CTX *ctx, const void *data, size_t dsize);
840__owur int EVP_DigestSignFinal(EVP_MD_CTX *ctx, unsigned char *sigret,
841 size_t *siglen);
842
843__owur int EVP_DigestVerifyInit_ex(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
844 const char *mdname, OSSL_LIB_CTX *libctx,
845 const char *props, EVP_PKEY *pkey,
846 const OSSL_PARAM params[]);
847__owur int EVP_DigestVerifyInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
848 const EVP_MD *type, ENGINE *e,
849 EVP_PKEY *pkey);
850int EVP_DigestVerifyUpdate(EVP_MD_CTX *ctx, const void *data, size_t dsize);
851__owur int EVP_DigestVerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sig,
852 size_t siglen);
853
854__owur int EVP_OpenInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
855 const unsigned char *ek, int ekl,
856 const unsigned char *iv, EVP_PKEY *priv);
857__owur int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
858
859__owur int EVP_SealInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
860 unsigned char **ek, int *ekl, unsigned char *iv,
861 EVP_PKEY **pubk, int npubk);
862__owur int EVP_SealFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
863
864EVP_ENCODE_CTX *EVP_ENCODE_CTX_new(void);
865void EVP_ENCODE_CTX_free(EVP_ENCODE_CTX *ctx);
866int EVP_ENCODE_CTX_copy(EVP_ENCODE_CTX *dctx, const EVP_ENCODE_CTX *sctx);
867int EVP_ENCODE_CTX_num(EVP_ENCODE_CTX *ctx);
868void EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
869int EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
870 const unsigned char *in, int inl);
871void EVP_EncodeFinal(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl);
872int EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int n);
873
874void EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
875int EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
876 const unsigned char *in, int inl);
877int EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned
878 char *out, int *outl);
879int EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n);
880
881# ifndef OPENSSL_NO_DEPRECATED_1_1_0
882# define EVP_CIPHER_CTX_init(c) EVP_CIPHER_CTX_reset(c)
883# define EVP_CIPHER_CTX_cleanup(c) EVP_CIPHER_CTX_reset(c)
884# endif
885EVP_CIPHER_CTX *EVP_CIPHER_CTX_new(void);
886int EVP_CIPHER_CTX_reset(EVP_CIPHER_CTX *c);
887void EVP_CIPHER_CTX_free(EVP_CIPHER_CTX *c);
888int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *x, int keylen);
889int EVP_CIPHER_CTX_set_padding(EVP_CIPHER_CTX *c, int pad);
890int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr);
891int EVP_CIPHER_CTX_rand_key(EVP_CIPHER_CTX *ctx, unsigned char *key);
892int EVP_CIPHER_get_params(EVP_CIPHER *cipher, OSSL_PARAM params[]);
893int EVP_CIPHER_CTX_set_params(EVP_CIPHER_CTX *ctx, const OSSL_PARAM params[]);
894int EVP_CIPHER_CTX_get_params(EVP_CIPHER_CTX *ctx, OSSL_PARAM params[]);
895const OSSL_PARAM *EVP_CIPHER_gettable_params(const EVP_CIPHER *cipher);
896const OSSL_PARAM *EVP_CIPHER_settable_ctx_params(const EVP_CIPHER *cipher);
897const OSSL_PARAM *EVP_CIPHER_gettable_ctx_params(const EVP_CIPHER *cipher);
898const OSSL_PARAM *EVP_CIPHER_CTX_settable_params(EVP_CIPHER_CTX *ctx);
899const OSSL_PARAM *EVP_CIPHER_CTX_gettable_params(EVP_CIPHER_CTX *ctx);
900
901int EVP_CIPHER_CTX_set_algor_params(EVP_CIPHER_CTX *ctx, const X509_ALGOR *alg);
902int EVP_CIPHER_CTX_get_algor_params(EVP_CIPHER_CTX *ctx, X509_ALGOR *alg);
903int EVP_CIPHER_CTX_get_algor(EVP_CIPHER_CTX *ctx, X509_ALGOR **alg);
904
905const BIO_METHOD *BIO_f_md(void);
906const BIO_METHOD *BIO_f_base64(void);
907const BIO_METHOD *BIO_f_cipher(void);
908const BIO_METHOD *BIO_f_reliable(void);
909__owur int BIO_set_cipher(BIO *b, const EVP_CIPHER *c, const unsigned char *k,
910 const unsigned char *i, int enc);
911
912const EVP_MD *EVP_md_null(void);
913# ifndef OPENSSL_NO_MD2
914const EVP_MD *EVP_md2(void);
915# endif
916# ifndef OPENSSL_NO_MD4
917const EVP_MD *EVP_md4(void);
918# endif
919# ifndef OPENSSL_NO_MD5
920const EVP_MD *EVP_md5(void);
921const EVP_MD *EVP_md5_sha1(void);
922# endif
923# ifndef OPENSSL_NO_BLAKE2
924const EVP_MD *EVP_blake2b512(void);
925const EVP_MD *EVP_blake2s256(void);
926# endif
927const EVP_MD *EVP_sha1(void);
928const EVP_MD *EVP_sha224(void);
929const EVP_MD *EVP_sha256(void);
930const EVP_MD *EVP_sha384(void);
931const EVP_MD *EVP_sha512(void);
932const EVP_MD *EVP_sha512_224(void);
933const EVP_MD *EVP_sha512_256(void);
934const EVP_MD *EVP_sha3_224(void);
935const EVP_MD *EVP_sha3_256(void);
936const EVP_MD *EVP_sha3_384(void);
937const EVP_MD *EVP_sha3_512(void);
938const EVP_MD *EVP_shake128(void);
939const EVP_MD *EVP_shake256(void);
940
941# ifndef OPENSSL_NO_MDC2
942const EVP_MD *EVP_mdc2(void);
943# endif
944# ifndef OPENSSL_NO_RMD160
945const EVP_MD *EVP_ripemd160(void);
946# endif
947# ifndef OPENSSL_NO_WHIRLPOOL
948const EVP_MD *EVP_whirlpool(void);
949# endif
950# ifndef OPENSSL_NO_SM3
951const EVP_MD *EVP_sm3(void);
952# endif
953const EVP_CIPHER *EVP_enc_null(void); /* does nothing :-) */
954# ifndef OPENSSL_NO_DES
955const EVP_CIPHER *EVP_des_ecb(void);
956const EVP_CIPHER *EVP_des_ede(void);
957const EVP_CIPHER *EVP_des_ede3(void);
958const EVP_CIPHER *EVP_des_ede_ecb(void);
959const EVP_CIPHER *EVP_des_ede3_ecb(void);
960const EVP_CIPHER *EVP_des_cfb64(void);
961# define EVP_des_cfb EVP_des_cfb64
962const EVP_CIPHER *EVP_des_cfb1(void);
963const EVP_CIPHER *EVP_des_cfb8(void);
964const EVP_CIPHER *EVP_des_ede_cfb64(void);
965# define EVP_des_ede_cfb EVP_des_ede_cfb64
966const EVP_CIPHER *EVP_des_ede3_cfb64(void);
967# define EVP_des_ede3_cfb EVP_des_ede3_cfb64
968const EVP_CIPHER *EVP_des_ede3_cfb1(void);
969const EVP_CIPHER *EVP_des_ede3_cfb8(void);
970const EVP_CIPHER *EVP_des_ofb(void);
971const EVP_CIPHER *EVP_des_ede_ofb(void);
972const EVP_CIPHER *EVP_des_ede3_ofb(void);
973const EVP_CIPHER *EVP_des_cbc(void);
974const EVP_CIPHER *EVP_des_ede_cbc(void);
975const EVP_CIPHER *EVP_des_ede3_cbc(void);
976const EVP_CIPHER *EVP_desx_cbc(void);
977const EVP_CIPHER *EVP_des_ede3_wrap(void);
978/*
979 * This should now be supported through the dev_crypto ENGINE. But also, why
980 * are rc4 and md5 declarations made here inside a "NO_DES" precompiler
981 * branch?
982 */
983# endif
984# ifndef OPENSSL_NO_RC4
985const EVP_CIPHER *EVP_rc4(void);
986const EVP_CIPHER *EVP_rc4_40(void);
987# ifndef OPENSSL_NO_MD5
988const EVP_CIPHER *EVP_rc4_hmac_md5(void);
989# endif
990# endif
991# ifndef OPENSSL_NO_IDEA
992const EVP_CIPHER *EVP_idea_ecb(void);
993const EVP_CIPHER *EVP_idea_cfb64(void);
994# define EVP_idea_cfb EVP_idea_cfb64
995const EVP_CIPHER *EVP_idea_ofb(void);
996const EVP_CIPHER *EVP_idea_cbc(void);
997# endif
998# ifndef OPENSSL_NO_RC2
999const EVP_CIPHER *EVP_rc2_ecb(void);
1000const EVP_CIPHER *EVP_rc2_cbc(void);
1001const EVP_CIPHER *EVP_rc2_40_cbc(void);
1002const EVP_CIPHER *EVP_rc2_64_cbc(void);
1003const EVP_CIPHER *EVP_rc2_cfb64(void);
1004# define EVP_rc2_cfb EVP_rc2_cfb64
1005const EVP_CIPHER *EVP_rc2_ofb(void);
1006# endif
1007# ifndef OPENSSL_NO_BF
1008const EVP_CIPHER *EVP_bf_ecb(void);
1009const EVP_CIPHER *EVP_bf_cbc(void);
1010const EVP_CIPHER *EVP_bf_cfb64(void);
1011# define EVP_bf_cfb EVP_bf_cfb64
1012const EVP_CIPHER *EVP_bf_ofb(void);
1013# endif
1014# ifndef OPENSSL_NO_CAST
1015const EVP_CIPHER *EVP_cast5_ecb(void);
1016const EVP_CIPHER *EVP_cast5_cbc(void);
1017const EVP_CIPHER *EVP_cast5_cfb64(void);
1018# define EVP_cast5_cfb EVP_cast5_cfb64
1019const EVP_CIPHER *EVP_cast5_ofb(void);
1020# endif
1021# ifndef OPENSSL_NO_RC5
1022const EVP_CIPHER *EVP_rc5_32_12_16_cbc(void);
1023const EVP_CIPHER *EVP_rc5_32_12_16_ecb(void);
1024const EVP_CIPHER *EVP_rc5_32_12_16_cfb64(void);
1025# define EVP_rc5_32_12_16_cfb EVP_rc5_32_12_16_cfb64
1026const EVP_CIPHER *EVP_rc5_32_12_16_ofb(void);
1027# endif
1028const EVP_CIPHER *EVP_aes_128_ecb(void);
1029const EVP_CIPHER *EVP_aes_128_cbc(void);
1030const EVP_CIPHER *EVP_aes_128_cfb1(void);
1031const EVP_CIPHER *EVP_aes_128_cfb8(void);
1032const EVP_CIPHER *EVP_aes_128_cfb128(void);
1033# define EVP_aes_128_cfb EVP_aes_128_cfb128
1034const EVP_CIPHER *EVP_aes_128_ofb(void);
1035const EVP_CIPHER *EVP_aes_128_ctr(void);
1036const EVP_CIPHER *EVP_aes_128_ccm(void);
1037const EVP_CIPHER *EVP_aes_128_gcm(void);
1038const EVP_CIPHER *EVP_aes_128_xts(void);
1039const EVP_CIPHER *EVP_aes_128_wrap(void);
1040const EVP_CIPHER *EVP_aes_128_wrap_pad(void);
1041# ifndef OPENSSL_NO_OCB
1042const EVP_CIPHER *EVP_aes_128_ocb(void);
1043# endif
1044const EVP_CIPHER *EVP_aes_192_ecb(void);
1045const EVP_CIPHER *EVP_aes_192_cbc(void);
1046const EVP_CIPHER *EVP_aes_192_cfb1(void);
1047const EVP_CIPHER *EVP_aes_192_cfb8(void);
1048const EVP_CIPHER *EVP_aes_192_cfb128(void);
1049# define EVP_aes_192_cfb EVP_aes_192_cfb128
1050const EVP_CIPHER *EVP_aes_192_ofb(void);
1051const EVP_CIPHER *EVP_aes_192_ctr(void);
1052const EVP_CIPHER *EVP_aes_192_ccm(void);
1053const EVP_CIPHER *EVP_aes_192_gcm(void);
1054const EVP_CIPHER *EVP_aes_192_wrap(void);
1055const EVP_CIPHER *EVP_aes_192_wrap_pad(void);
1056# ifndef OPENSSL_NO_OCB
1057const EVP_CIPHER *EVP_aes_192_ocb(void);
1058# endif
1059const EVP_CIPHER *EVP_aes_256_ecb(void);
1060const EVP_CIPHER *EVP_aes_256_cbc(void);
1061const EVP_CIPHER *EVP_aes_256_cfb1(void);
1062const EVP_CIPHER *EVP_aes_256_cfb8(void);
1063const EVP_CIPHER *EVP_aes_256_cfb128(void);
1064# define EVP_aes_256_cfb EVP_aes_256_cfb128
1065const EVP_CIPHER *EVP_aes_256_ofb(void);
1066const EVP_CIPHER *EVP_aes_256_ctr(void);
1067const EVP_CIPHER *EVP_aes_256_ccm(void);
1068const EVP_CIPHER *EVP_aes_256_gcm(void);
1069const EVP_CIPHER *EVP_aes_256_xts(void);
1070const EVP_CIPHER *EVP_aes_256_wrap(void);
1071const EVP_CIPHER *EVP_aes_256_wrap_pad(void);
1072# ifndef OPENSSL_NO_OCB
1073const EVP_CIPHER *EVP_aes_256_ocb(void);
1074# endif
1075const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha1(void);
1076const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha1(void);
1077const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha256(void);
1078const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha256(void);
1079# ifndef OPENSSL_NO_ARIA
1080const EVP_CIPHER *EVP_aria_128_ecb(void);
1081const EVP_CIPHER *EVP_aria_128_cbc(void);
1082const EVP_CIPHER *EVP_aria_128_cfb1(void);
1083const EVP_CIPHER *EVP_aria_128_cfb8(void);
1084const EVP_CIPHER *EVP_aria_128_cfb128(void);
1085# define EVP_aria_128_cfb EVP_aria_128_cfb128
1086const EVP_CIPHER *EVP_aria_128_ctr(void);
1087const EVP_CIPHER *EVP_aria_128_ofb(void);
1088const EVP_CIPHER *EVP_aria_128_gcm(void);
1089const EVP_CIPHER *EVP_aria_128_ccm(void);
1090const EVP_CIPHER *EVP_aria_192_ecb(void);
1091const EVP_CIPHER *EVP_aria_192_cbc(void);
1092const EVP_CIPHER *EVP_aria_192_cfb1(void);
1093const EVP_CIPHER *EVP_aria_192_cfb8(void);
1094const EVP_CIPHER *EVP_aria_192_cfb128(void);
1095# define EVP_aria_192_cfb EVP_aria_192_cfb128
1096const EVP_CIPHER *EVP_aria_192_ctr(void);
1097const EVP_CIPHER *EVP_aria_192_ofb(void);
1098const EVP_CIPHER *EVP_aria_192_gcm(void);
1099const EVP_CIPHER *EVP_aria_192_ccm(void);
1100const EVP_CIPHER *EVP_aria_256_ecb(void);
1101const EVP_CIPHER *EVP_aria_256_cbc(void);
1102const EVP_CIPHER *EVP_aria_256_cfb1(void);
1103const EVP_CIPHER *EVP_aria_256_cfb8(void);
1104const EVP_CIPHER *EVP_aria_256_cfb128(void);
1105# define EVP_aria_256_cfb EVP_aria_256_cfb128
1106const EVP_CIPHER *EVP_aria_256_ctr(void);
1107const EVP_CIPHER *EVP_aria_256_ofb(void);
1108const EVP_CIPHER *EVP_aria_256_gcm(void);
1109const EVP_CIPHER *EVP_aria_256_ccm(void);
1110# endif
1111# ifndef OPENSSL_NO_CAMELLIA
1112const EVP_CIPHER *EVP_camellia_128_ecb(void);
1113const EVP_CIPHER *EVP_camellia_128_cbc(void);
1114const EVP_CIPHER *EVP_camellia_128_cfb1(void);
1115const EVP_CIPHER *EVP_camellia_128_cfb8(void);
1116const EVP_CIPHER *EVP_camellia_128_cfb128(void);
1117# define EVP_camellia_128_cfb EVP_camellia_128_cfb128
1118const EVP_CIPHER *EVP_camellia_128_ofb(void);
1119const EVP_CIPHER *EVP_camellia_128_ctr(void);
1120const EVP_CIPHER *EVP_camellia_192_ecb(void);
1121const EVP_CIPHER *EVP_camellia_192_cbc(void);
1122const EVP_CIPHER *EVP_camellia_192_cfb1(void);
1123const EVP_CIPHER *EVP_camellia_192_cfb8(void);
1124const EVP_CIPHER *EVP_camellia_192_cfb128(void);
1125# define EVP_camellia_192_cfb EVP_camellia_192_cfb128
1126const EVP_CIPHER *EVP_camellia_192_ofb(void);
1127const EVP_CIPHER *EVP_camellia_192_ctr(void);
1128const EVP_CIPHER *EVP_camellia_256_ecb(void);
1129const EVP_CIPHER *EVP_camellia_256_cbc(void);
1130const EVP_CIPHER *EVP_camellia_256_cfb1(void);
1131const EVP_CIPHER *EVP_camellia_256_cfb8(void);
1132const EVP_CIPHER *EVP_camellia_256_cfb128(void);
1133# define EVP_camellia_256_cfb EVP_camellia_256_cfb128
1134const EVP_CIPHER *EVP_camellia_256_ofb(void);
1135const EVP_CIPHER *EVP_camellia_256_ctr(void);
1136# endif
1137# ifndef OPENSSL_NO_CHACHA
1138const EVP_CIPHER *EVP_chacha20(void);
1139# ifndef OPENSSL_NO_POLY1305
1140const EVP_CIPHER *EVP_chacha20_poly1305(void);
1141# endif
1142# endif
1143
1144# ifndef OPENSSL_NO_SEED
1145const EVP_CIPHER *EVP_seed_ecb(void);
1146const EVP_CIPHER *EVP_seed_cbc(void);
1147const EVP_CIPHER *EVP_seed_cfb128(void);
1148# define EVP_seed_cfb EVP_seed_cfb128
1149const EVP_CIPHER *EVP_seed_ofb(void);
1150# endif
1151
1152# ifndef OPENSSL_NO_SM4
1153const EVP_CIPHER *EVP_sm4_ecb(void);
1154const EVP_CIPHER *EVP_sm4_cbc(void);
1155const EVP_CIPHER *EVP_sm4_cfb128(void);
1156# define EVP_sm4_cfb EVP_sm4_cfb128
1157const EVP_CIPHER *EVP_sm4_ofb(void);
1158const EVP_CIPHER *EVP_sm4_ctr(void);
1159# endif
1160
1161# ifndef OPENSSL_NO_DEPRECATED_1_1_0
1162# define OPENSSL_add_all_algorithms_conf() \
1163 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
1164 | OPENSSL_INIT_ADD_ALL_DIGESTS \
1165 | OPENSSL_INIT_LOAD_CONFIG, NULL)
1166# define OPENSSL_add_all_algorithms_noconf() \
1167 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
1168 | OPENSSL_INIT_ADD_ALL_DIGESTS, NULL)
1169
1170# ifdef OPENSSL_LOAD_CONF
1171# define OpenSSL_add_all_algorithms() OPENSSL_add_all_algorithms_conf()
1172# else
1173# define OpenSSL_add_all_algorithms() OPENSSL_add_all_algorithms_noconf()
1174# endif
1175
1176# define OpenSSL_add_all_ciphers() \
1177 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS, NULL)
1178# define OpenSSL_add_all_digests() \
1179 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_DIGESTS, NULL)
1180
1181# define EVP_cleanup() while(0) continue
1182# endif
1183
1184int EVP_add_cipher(const EVP_CIPHER *cipher);
1185int EVP_add_digest(const EVP_MD *digest);
1186
1187const EVP_CIPHER *EVP_get_cipherbyname(const char *name);
1188const EVP_MD *EVP_get_digestbyname(const char *name);
1189
1190void EVP_CIPHER_do_all(void (*fn) (const EVP_CIPHER *ciph,
1191 const char *from, const char *to, void *x),
1192 void *arg);
1193void EVP_CIPHER_do_all_sorted(void (*fn)
1194 (const EVP_CIPHER *ciph, const char *from,
1195 const char *to, void *x), void *arg);
1196void EVP_CIPHER_do_all_provided(OSSL_LIB_CTX *libctx,
1197 void (*fn)(EVP_CIPHER *cipher, void *arg),
1198 void *arg);
1199
1200void EVP_MD_do_all(void (*fn) (const EVP_MD *ciph,
1201 const char *from, const char *to, void *x),
1202 void *arg);
1203void EVP_MD_do_all_sorted(void (*fn)
1204 (const EVP_MD *ciph, const char *from,
1205 const char *to, void *x), void *arg);
1206void EVP_MD_do_all_provided(OSSL_LIB_CTX *libctx,
1207 void (*fn)(EVP_MD *md, void *arg),
1208 void *arg);
1209
1210/* MAC stuff */
1211
1212EVP_MAC *EVP_MAC_fetch(OSSL_LIB_CTX *libctx, const char *algorithm,
1213 const char *properties);
1214int EVP_MAC_up_ref(EVP_MAC *mac);
1215void EVP_MAC_free(EVP_MAC *mac);
1216const char *EVP_MAC_get0_name(const EVP_MAC *mac);
1217const char *EVP_MAC_get0_description(const EVP_MAC *mac);
1218int EVP_MAC_is_a(const EVP_MAC *mac, const char *name);
1219const OSSL_PROVIDER *EVP_MAC_get0_provider(const EVP_MAC *mac);
1220int EVP_MAC_get_params(EVP_MAC *mac, OSSL_PARAM params[]);
1221
1222EVP_MAC_CTX *EVP_MAC_CTX_new(EVP_MAC *mac);
1223void EVP_MAC_CTX_free(EVP_MAC_CTX *ctx);
1224EVP_MAC_CTX *EVP_MAC_CTX_dup(const EVP_MAC_CTX *src);
1225EVP_MAC *EVP_MAC_CTX_get0_mac(EVP_MAC_CTX *ctx);
1226int EVP_MAC_CTX_get_params(EVP_MAC_CTX *ctx, OSSL_PARAM params[]);
1227int EVP_MAC_CTX_set_params(EVP_MAC_CTX *ctx, const OSSL_PARAM params[]);
1228
1229size_t EVP_MAC_CTX_get_mac_size(EVP_MAC_CTX *ctx);
1230size_t EVP_MAC_CTX_get_block_size(EVP_MAC_CTX *ctx);
1231unsigned char *EVP_Q_mac(OSSL_LIB_CTX *libctx, const char *name, const char *propq,
1232 const char *subalg, const OSSL_PARAM *params,
1233 const void *key, size_t keylen,
1234 const unsigned char *data, size_t datalen,
1235 unsigned char *out, size_t outsize, size_t *outlen);
1236int EVP_MAC_init(EVP_MAC_CTX *ctx, const unsigned char *key, size_t keylen,
1237 const OSSL_PARAM params[]);
1238int EVP_MAC_update(EVP_MAC_CTX *ctx, const unsigned char *data, size_t datalen);
1239int EVP_MAC_final(EVP_MAC_CTX *ctx,
1240 unsigned char *out, size_t *outl, size_t outsize);
1241int EVP_MAC_finalXOF(EVP_MAC_CTX *ctx, unsigned char *out, size_t outsize);
1242const OSSL_PARAM *EVP_MAC_gettable_params(const EVP_MAC *mac);
1243const OSSL_PARAM *EVP_MAC_gettable_ctx_params(const EVP_MAC *mac);
1244const OSSL_PARAM *EVP_MAC_settable_ctx_params(const EVP_MAC *mac);
1245const OSSL_PARAM *EVP_MAC_CTX_gettable_params(EVP_MAC_CTX *ctx);
1246const OSSL_PARAM *EVP_MAC_CTX_settable_params(EVP_MAC_CTX *ctx);
1247
1248void EVP_MAC_do_all_provided(OSSL_LIB_CTX *libctx,
1249 void (*fn)(EVP_MAC *mac, void *arg),
1250 void *arg);
1251int EVP_MAC_names_do_all(const EVP_MAC *mac,
1252 void (*fn)(const char *name, void *data),
1253 void *data);
1254
1255/* RAND stuff */
1256EVP_RAND *EVP_RAND_fetch(OSSL_LIB_CTX *libctx, const char *algorithm,
1257 const char *properties);
1258int EVP_RAND_up_ref(EVP_RAND *rand);
1259void EVP_RAND_free(EVP_RAND *rand);
1260const char *EVP_RAND_get0_name(const EVP_RAND *rand);
1261const char *EVP_RAND_get0_description(const EVP_RAND *md);
1262int EVP_RAND_is_a(const EVP_RAND *rand, const char *name);
1263const OSSL_PROVIDER *EVP_RAND_get0_provider(const EVP_RAND *rand);
1264int EVP_RAND_get_params(EVP_RAND *rand, OSSL_PARAM params[]);
1265
1266EVP_RAND_CTX *EVP_RAND_CTX_new(EVP_RAND *rand, EVP_RAND_CTX *parent);
1267int EVP_RAND_CTX_up_ref(EVP_RAND_CTX *ctx);
1268void EVP_RAND_CTX_free(EVP_RAND_CTX *ctx);
1269EVP_RAND *EVP_RAND_CTX_get0_rand(EVP_RAND_CTX *ctx);
1270int EVP_RAND_CTX_get_params(EVP_RAND_CTX *ctx, OSSL_PARAM params[]);
1271int EVP_RAND_CTX_set_params(EVP_RAND_CTX *ctx, const OSSL_PARAM params[]);
1272const OSSL_PARAM *EVP_RAND_gettable_params(const EVP_RAND *rand);
1273const OSSL_PARAM *EVP_RAND_gettable_ctx_params(const EVP_RAND *rand);
1274const OSSL_PARAM *EVP_RAND_settable_ctx_params(const EVP_RAND *rand);
1275const OSSL_PARAM *EVP_RAND_CTX_gettable_params(EVP_RAND_CTX *ctx);
1276const OSSL_PARAM *EVP_RAND_CTX_settable_params(EVP_RAND_CTX *ctx);
1277
1278void EVP_RAND_do_all_provided(OSSL_LIB_CTX *libctx,
1279 void (*fn)(EVP_RAND *rand, void *arg),
1280 void *arg);
1281int EVP_RAND_names_do_all(const EVP_RAND *rand,
1282 void (*fn)(const char *name, void *data),
1283 void *data);
1284
1285__owur int EVP_RAND_instantiate(EVP_RAND_CTX *ctx, unsigned int strength,
1286 int prediction_resistance,
1287 const unsigned char *pstr, size_t pstr_len,
1288 const OSSL_PARAM params[]);
1289int EVP_RAND_uninstantiate(EVP_RAND_CTX *ctx);
1290__owur int EVP_RAND_generate(EVP_RAND_CTX *ctx, unsigned char *out,
1291 size_t outlen, unsigned int strength,
1292 int prediction_resistance,
1293 const unsigned char *addin, size_t addin_len);
1294int EVP_RAND_reseed(EVP_RAND_CTX *ctx, int prediction_resistance,
1295 const unsigned char *ent, size_t ent_len,
1296 const unsigned char *addin, size_t addin_len);
1297__owur int EVP_RAND_nonce(EVP_RAND_CTX *ctx, unsigned char *out, size_t outlen);
1298__owur int EVP_RAND_enable_locking(EVP_RAND_CTX *ctx);
1299
1300int EVP_RAND_verify_zeroization(EVP_RAND_CTX *ctx);
1301unsigned int EVP_RAND_get_strength(EVP_RAND_CTX *ctx);
1302int EVP_RAND_get_state(EVP_RAND_CTX *ctx);
1303
1304# define EVP_RAND_STATE_UNINITIALISED 0
1305# define EVP_RAND_STATE_READY 1
1306# define EVP_RAND_STATE_ERROR 2
1307
1308/* PKEY stuff */
1309# ifndef OPENSSL_NO_DEPRECATED_3_0
1310OSSL_DEPRECATEDIN_3_0 int EVP_PKEY_decrypt_old(unsigned char *dec_key,
1311 const unsigned char *enc_key,
1312 int enc_key_len,
1313 EVP_PKEY *private_key);
1314OSSL_DEPRECATEDIN_3_0 int EVP_PKEY_encrypt_old(unsigned char *enc_key,
1315 const unsigned char *key,
1316 int key_len, EVP_PKEY *pub_key);
1317# endif
1318int EVP_PKEY_is_a(const EVP_PKEY *pkey, const char *name);
1319int EVP_PKEY_type_names_do_all(const EVP_PKEY *pkey,
1320 void (*fn)(const char *name, void *data),
1321 void *data);
1322int EVP_PKEY_type(int type);
1323int EVP_PKEY_get_id(const EVP_PKEY *pkey);
1324# define EVP_PKEY_id EVP_PKEY_get_id
1325int EVP_PKEY_get_base_id(const EVP_PKEY *pkey);
1326# define EVP_PKEY_base_id EVP_PKEY_get_base_id
1327int EVP_PKEY_get_bits(const EVP_PKEY *pkey);
1328# define EVP_PKEY_bits EVP_PKEY_get_bits
1329int EVP_PKEY_get_security_bits(const EVP_PKEY *pkey);
1330# define EVP_PKEY_security_bits EVP_PKEY_get_security_bits
1331int EVP_PKEY_get_size(const EVP_PKEY *pkey);
1332# define EVP_PKEY_size EVP_PKEY_get_size
1333int EVP_PKEY_can_sign(const EVP_PKEY *pkey);
1334int EVP_PKEY_set_type(EVP_PKEY *pkey, int type);
1335int EVP_PKEY_set_type_str(EVP_PKEY *pkey, const char *str, int len);
1336int EVP_PKEY_set_type_by_keymgmt(EVP_PKEY *pkey, EVP_KEYMGMT *keymgmt);
1337# ifndef OPENSSL_NO_DEPRECATED_3_0
1338# ifndef OPENSSL_NO_ENGINE
1339OSSL_DEPRECATEDIN_3_0
1340int EVP_PKEY_set1_engine(EVP_PKEY *pkey, ENGINE *e);
1341OSSL_DEPRECATEDIN_3_0
1342ENGINE *EVP_PKEY_get0_engine(const EVP_PKEY *pkey);
1343# endif
1344OSSL_DEPRECATEDIN_3_0
1345int EVP_PKEY_assign(EVP_PKEY *pkey, int type, void *key);
1346OSSL_DEPRECATEDIN_3_0
1347void *EVP_PKEY_get0(const EVP_PKEY *pkey);
1348OSSL_DEPRECATEDIN_3_0
1349const unsigned char *EVP_PKEY_get0_hmac(const EVP_PKEY *pkey, size_t *len);
1350# ifndef OPENSSL_NO_POLY1305
1351OSSL_DEPRECATEDIN_3_0
1352const unsigned char *EVP_PKEY_get0_poly1305(const EVP_PKEY *pkey, size_t *len);
1353# endif
1354# ifndef OPENSSL_NO_SIPHASH
1355OSSL_DEPRECATEDIN_3_0
1356const unsigned char *EVP_PKEY_get0_siphash(const EVP_PKEY *pkey, size_t *len);
1357# endif
1358
1359struct rsa_st;
1360OSSL_DEPRECATEDIN_3_0
1361int EVP_PKEY_set1_RSA(EVP_PKEY *pkey, struct rsa_st *key);
1362OSSL_DEPRECATEDIN_3_0
1363const struct rsa_st *EVP_PKEY_get0_RSA(const EVP_PKEY *pkey);
1364OSSL_DEPRECATEDIN_3_0
1365struct rsa_st *EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
1366
1367# ifndef OPENSSL_NO_DSA
1368struct dsa_st;
1369OSSL_DEPRECATEDIN_3_0
1370int EVP_PKEY_set1_DSA(EVP_PKEY *pkey, struct dsa_st *key);
1371OSSL_DEPRECATEDIN_3_0
1372const struct dsa_st *EVP_PKEY_get0_DSA(const EVP_PKEY *pkey);
1373OSSL_DEPRECATEDIN_3_0
1374struct dsa_st *EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
1375# endif
1376
1377# ifndef OPENSSL_NO_DH
1378struct dh_st;
1379OSSL_DEPRECATEDIN_3_0 int EVP_PKEY_set1_DH(EVP_PKEY *pkey, struct dh_st *key);
1380OSSL_DEPRECATEDIN_3_0 const struct dh_st *EVP_PKEY_get0_DH(const EVP_PKEY *pkey);
1381OSSL_DEPRECATEDIN_3_0 struct dh_st *EVP_PKEY_get1_DH(EVP_PKEY *pkey);
1382# endif
1383
1384# ifndef OPENSSL_NO_EC
1385struct ec_key_st;
1386OSSL_DEPRECATEDIN_3_0
1387int EVP_PKEY_set1_EC_KEY(EVP_PKEY *pkey, struct ec_key_st *key);
1388OSSL_DEPRECATEDIN_3_0
1389const struct ec_key_st *EVP_PKEY_get0_EC_KEY(const EVP_PKEY *pkey);
1390OSSL_DEPRECATEDIN_3_0
1391struct ec_key_st *EVP_PKEY_get1_EC_KEY(EVP_PKEY *pkey);
1392# endif
1393# endif /* OPENSSL_NO_DEPRECATED_3_0 */
1394
1395EVP_PKEY *EVP_PKEY_new(void);
1396int EVP_PKEY_up_ref(EVP_PKEY *pkey);
1397EVP_PKEY *EVP_PKEY_dup(EVP_PKEY *pkey);
1398void EVP_PKEY_free(EVP_PKEY *pkey);
1399const char *EVP_PKEY_get0_description(const EVP_PKEY *pkey);
1400const OSSL_PROVIDER *EVP_PKEY_get0_provider(const EVP_PKEY *key);
1401
1402EVP_PKEY *d2i_PublicKey(int type, EVP_PKEY **a, const unsigned char **pp,
1403 long length);
1404int i2d_PublicKey(const EVP_PKEY *a, unsigned char **pp);
1405
1406
1407EVP_PKEY *d2i_PrivateKey_ex(int type, EVP_PKEY **a, const unsigned char **pp,
1408 long length, OSSL_LIB_CTX *libctx,
1409 const char *propq);
1410EVP_PKEY *d2i_PrivateKey(int type, EVP_PKEY **a, const unsigned char **pp,
1411 long length);
1412EVP_PKEY *d2i_AutoPrivateKey_ex(EVP_PKEY **a, const unsigned char **pp,
1413 long length, OSSL_LIB_CTX *libctx,
1414 const char *propq);
1415EVP_PKEY *d2i_AutoPrivateKey(EVP_PKEY **a, const unsigned char **pp,
1416 long length);
1417int i2d_PrivateKey(const EVP_PKEY *a, unsigned char **pp);
1418
1419int i2d_KeyParams(const EVP_PKEY *a, unsigned char **pp);
1420EVP_PKEY *d2i_KeyParams(int type, EVP_PKEY **a, const unsigned char **pp,
1421 long length);
1422int i2d_KeyParams_bio(BIO *bp, const EVP_PKEY *pkey);
1423EVP_PKEY *d2i_KeyParams_bio(int type, EVP_PKEY **a, BIO *in);
1424
1425int EVP_PKEY_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from);
1426int EVP_PKEY_missing_parameters(const EVP_PKEY *pkey);
1427int EVP_PKEY_save_parameters(EVP_PKEY *pkey, int mode);
1428int EVP_PKEY_parameters_eq(const EVP_PKEY *a, const EVP_PKEY *b);
1429int EVP_PKEY_eq(const EVP_PKEY *a, const EVP_PKEY *b);
1430
1431# ifndef OPENSSL_NO_DEPRECATED_3_0
1432OSSL_DEPRECATEDIN_3_0
1433int EVP_PKEY_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b);
1434OSSL_DEPRECATEDIN_3_0
1435int EVP_PKEY_cmp(const EVP_PKEY *a, const EVP_PKEY *b);
1436# endif
1437
1438int EVP_PKEY_print_public(BIO *out, const EVP_PKEY *pkey,
1439 int indent, ASN1_PCTX *pctx);
1440int EVP_PKEY_print_private(BIO *out, const EVP_PKEY *pkey,
1441 int indent, ASN1_PCTX *pctx);
1442int EVP_PKEY_print_params(BIO *out, const EVP_PKEY *pkey,
1443 int indent, ASN1_PCTX *pctx);
1444# ifndef OPENSSL_NO_STDIO
1445int EVP_PKEY_print_public_fp(FILE *fp, const EVP_PKEY *pkey,
1446 int indent, ASN1_PCTX *pctx);
1447int EVP_PKEY_print_private_fp(FILE *fp, const EVP_PKEY *pkey,
1448 int indent, ASN1_PCTX *pctx);
1449int EVP_PKEY_print_params_fp(FILE *fp, const EVP_PKEY *pkey,
1450 int indent, ASN1_PCTX *pctx);
1451# endif
1452
1453int EVP_PKEY_get_default_digest_nid(EVP_PKEY *pkey, int *pnid);
1454int EVP_PKEY_get_default_digest_name(EVP_PKEY *pkey,
1455 char *mdname, size_t mdname_sz);
1456int EVP_PKEY_digestsign_supports_digest(EVP_PKEY *pkey, OSSL_LIB_CTX *libctx,
1457 const char *name, const char *propq);
1458
1459# ifndef OPENSSL_NO_DEPRECATED_3_0
1460/*
1461 * For backwards compatibility. Use EVP_PKEY_set1_encoded_public_key in
1462 * preference
1463 */
1464# define EVP_PKEY_set1_tls_encodedpoint(pkey, pt, ptlen) \
1465 EVP_PKEY_set1_encoded_public_key((pkey), (pt), (ptlen))
1466# endif
1467
1468int EVP_PKEY_set1_encoded_public_key(EVP_PKEY *pkey,
1469 const unsigned char *pub, size_t publen);
1470
1471# ifndef OPENSSL_NO_DEPRECATED_3_0
1472/*
1473 * For backwards compatibility. Use EVP_PKEY_get1_encoded_public_key in
1474 * preference
1475 */
1476# define EVP_PKEY_get1_tls_encodedpoint(pkey, ppt) \
1477 EVP_PKEY_get1_encoded_public_key((pkey), (ppt))
1478# endif
1479
1480size_t EVP_PKEY_get1_encoded_public_key(EVP_PKEY *pkey, unsigned char **ppub);
1481
1482/* calls methods */
1483int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1484int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1485
1486/* These are used by EVP_CIPHER methods */
1487int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1488int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1489
1490/* PKCS5 password based encryption */
1491int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
1492 ASN1_TYPE *param, const EVP_CIPHER *cipher,
1493 const EVP_MD *md, int en_de);
1494int PKCS5_PBE_keyivgen_ex(EVP_CIPHER_CTX *cctx, const char *pass, int passlen,
1495 ASN1_TYPE *param, const EVP_CIPHER *cipher,
1496 const EVP_MD *md, int en_de, OSSL_LIB_CTX *libctx,
1497 const char *propq);
1498int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,
1499 const unsigned char *salt, int saltlen, int iter,
1500 int keylen, unsigned char *out);
1501int PKCS5_PBKDF2_HMAC(const char *pass, int passlen,
1502 const unsigned char *salt, int saltlen, int iter,
1503 const EVP_MD *digest, int keylen, unsigned char *out);
1504int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
1505 ASN1_TYPE *param, const EVP_CIPHER *cipher,
1506 const EVP_MD *md, int en_de);
1507int PKCS5_v2_PBE_keyivgen_ex(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
1508 ASN1_TYPE *param, const EVP_CIPHER *cipher,
1509 const EVP_MD *md, int en_de,
1510 OSSL_LIB_CTX *libctx, const char *propq);
1511
1512#ifndef OPENSSL_NO_SCRYPT
1513int EVP_PBE_scrypt(const char *pass, size_t passlen,
1514 const unsigned char *salt, size_t saltlen,
1515 uint64_t N, uint64_t r, uint64_t p, uint64_t maxmem,
1516 unsigned char *key, size_t keylen);
1517int EVP_PBE_scrypt_ex(const char *pass, size_t passlen,
1518 const unsigned char *salt, size_t saltlen,
1519 uint64_t N, uint64_t r, uint64_t p, uint64_t maxmem,
1520 unsigned char *key, size_t keylen,
1521 OSSL_LIB_CTX *ctx, const char *propq);
1522
1523int PKCS5_v2_scrypt_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass,
1524 int passlen, ASN1_TYPE *param,
1525 const EVP_CIPHER *c, const EVP_MD *md, int en_de);
1526int PKCS5_v2_scrypt_keyivgen_ex(EVP_CIPHER_CTX *ctx, const char *pass,
1527 int passlen, ASN1_TYPE *param,
1528 const EVP_CIPHER *c, const EVP_MD *md, int en_de,
1529 OSSL_LIB_CTX *libctx, const char *propq);
1530#endif
1531
1532void PKCS5_PBE_add(void);
1533
1534int EVP_PBE_CipherInit(ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
1535 ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de);
1536
1537int EVP_PBE_CipherInit_ex(ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
1538 ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de,
1539 OSSL_LIB_CTX *libctx, const char *propq);
1540
1541/* PBE type */
1542
1543/* Can appear as the outermost AlgorithmIdentifier */
1544# define EVP_PBE_TYPE_OUTER 0x0
1545/* Is an PRF type OID */
1546# define EVP_PBE_TYPE_PRF 0x1
1547/* Is a PKCS#5 v2.0 KDF */
1548# define EVP_PBE_TYPE_KDF 0x2
1549
1550int EVP_PBE_alg_add_type(int pbe_type, int pbe_nid, int cipher_nid,
1551 int md_nid, EVP_PBE_KEYGEN *keygen);
1552int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md,
1553 EVP_PBE_KEYGEN *keygen);
1554int EVP_PBE_find(int type, int pbe_nid, int *pcnid, int *pmnid,
1555 EVP_PBE_KEYGEN **pkeygen);
1556int EVP_PBE_find_ex(int type, int pbe_nid, int *pcnid, int *pmnid,
1557 EVP_PBE_KEYGEN **pkeygen, EVP_PBE_KEYGEN_EX **pkeygen_ex);
1558void EVP_PBE_cleanup(void);
1559int EVP_PBE_get(int *ptype, int *ppbe_nid, size_t num);
1560
1561# define ASN1_PKEY_ALIAS 0x1
1562# define ASN1_PKEY_DYNAMIC 0x2
1563# define ASN1_PKEY_SIGPARAM_NULL 0x4
1564
1565# define ASN1_PKEY_CTRL_PKCS7_SIGN 0x1
1566# define ASN1_PKEY_CTRL_PKCS7_ENCRYPT 0x2
1567# define ASN1_PKEY_CTRL_DEFAULT_MD_NID 0x3
1568# define ASN1_PKEY_CTRL_CMS_SIGN 0x5
1569# define ASN1_PKEY_CTRL_CMS_ENVELOPE 0x7
1570# define ASN1_PKEY_CTRL_CMS_RI_TYPE 0x8
1571
1572# define ASN1_PKEY_CTRL_SET1_TLS_ENCPT 0x9
1573# define ASN1_PKEY_CTRL_GET1_TLS_ENCPT 0xa
1574# define ASN1_PKEY_CTRL_CMS_IS_RI_TYPE_SUPPORTED 0xb
1575
1576int EVP_PKEY_asn1_get_count(void);
1577const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_get0(int idx);
1578const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find(ENGINE **pe, int type);
1579const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find_str(ENGINE **pe,
1580 const char *str, int len);
1581int EVP_PKEY_asn1_add0(const EVP_PKEY_ASN1_METHOD *ameth);
1582int EVP_PKEY_asn1_add_alias(int to, int from);
1583int EVP_PKEY_asn1_get0_info(int *ppkey_id, int *pkey_base_id,
1584 int *ppkey_flags, const char **pinfo,
1585 const char **ppem_str,
1586 const EVP_PKEY_ASN1_METHOD *ameth);
1587
1588const EVP_PKEY_ASN1_METHOD *EVP_PKEY_get0_asn1(const EVP_PKEY *pkey);
1589EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_new(int id, int flags,
1590 const char *pem_str,
1591 const char *info);
1592void EVP_PKEY_asn1_copy(EVP_PKEY_ASN1_METHOD *dst,
1593 const EVP_PKEY_ASN1_METHOD *src);
1594void EVP_PKEY_asn1_free(EVP_PKEY_ASN1_METHOD *ameth);
1595void EVP_PKEY_asn1_set_public(EVP_PKEY_ASN1_METHOD *ameth,
1596 int (*pub_decode) (EVP_PKEY *pk,
1597 const X509_PUBKEY *pub),
1598 int (*pub_encode) (X509_PUBKEY *pub,
1599 const EVP_PKEY *pk),
1600 int (*pub_cmp) (const EVP_PKEY *a,
1601 const EVP_PKEY *b),
1602 int (*pub_print) (BIO *out,
1603 const EVP_PKEY *pkey,
1604 int indent, ASN1_PCTX *pctx),
1605 int (*pkey_size) (const EVP_PKEY *pk),
1606 int (*pkey_bits) (const EVP_PKEY *pk));
1607void EVP_PKEY_asn1_set_private(EVP_PKEY_ASN1_METHOD *ameth,
1608 int (*priv_decode) (EVP_PKEY *pk,
1609 const PKCS8_PRIV_KEY_INFO
1610 *p8inf),
1611 int (*priv_encode) (PKCS8_PRIV_KEY_INFO *p8,
1612 const EVP_PKEY *pk),
1613 int (*priv_print) (BIO *out,
1614 const EVP_PKEY *pkey,
1615 int indent,
1616 ASN1_PCTX *pctx));
1617void EVP_PKEY_asn1_set_param(EVP_PKEY_ASN1_METHOD *ameth,
1618 int (*param_decode) (EVP_PKEY *pkey,
1619 const unsigned char **pder,
1620 int derlen),
1621 int (*param_encode) (const EVP_PKEY *pkey,
1622 unsigned char **pder),
1623 int (*param_missing) (const EVP_PKEY *pk),
1624 int (*param_copy) (EVP_PKEY *to,
1625 const EVP_PKEY *from),
1626 int (*param_cmp) (const EVP_PKEY *a,
1627 const EVP_PKEY *b),
1628 int (*param_print) (BIO *out,
1629 const EVP_PKEY *pkey,
1630 int indent,
1631 ASN1_PCTX *pctx));
1632
1633void EVP_PKEY_asn1_set_free(EVP_PKEY_ASN1_METHOD *ameth,
1634 void (*pkey_free) (EVP_PKEY *pkey));
1635void EVP_PKEY_asn1_set_ctrl(EVP_PKEY_ASN1_METHOD *ameth,
1636 int (*pkey_ctrl) (EVP_PKEY *pkey, int op,
1637 long arg1, void *arg2));
1638void EVP_PKEY_asn1_set_item(EVP_PKEY_ASN1_METHOD *ameth,
1639 int (*item_verify) (EVP_MD_CTX *ctx,
1640 const ASN1_ITEM *it,
1641 const void *data,
1642 const X509_ALGOR *a,
1643 const ASN1_BIT_STRING *sig,
1644 EVP_PKEY *pkey),
1645 int (*item_sign) (EVP_MD_CTX *ctx,
1646 const ASN1_ITEM *it,
1647 const void *data,
1648 X509_ALGOR *alg1,
1649 X509_ALGOR *alg2,
1650 ASN1_BIT_STRING *sig));
1651
1652void EVP_PKEY_asn1_set_siginf(EVP_PKEY_ASN1_METHOD *ameth,
1653 int (*siginf_set) (X509_SIG_INFO *siginf,
1654 const X509_ALGOR *alg,
1655 const ASN1_STRING *sig));
1656
1657void EVP_PKEY_asn1_set_check(EVP_PKEY_ASN1_METHOD *ameth,
1658 int (*pkey_check) (const EVP_PKEY *pk));
1659
1660void EVP_PKEY_asn1_set_public_check(EVP_PKEY_ASN1_METHOD *ameth,
1661 int (*pkey_pub_check) (const EVP_PKEY *pk));
1662
1663void EVP_PKEY_asn1_set_param_check(EVP_PKEY_ASN1_METHOD *ameth,
1664 int (*pkey_param_check) (const EVP_PKEY *pk));
1665
1666void EVP_PKEY_asn1_set_set_priv_key(EVP_PKEY_ASN1_METHOD *ameth,
1667 int (*set_priv_key) (EVP_PKEY *pk,
1668 const unsigned char
1669 *priv,
1670 size_t len));
1671void EVP_PKEY_asn1_set_set_pub_key(EVP_PKEY_ASN1_METHOD *ameth,
1672 int (*set_pub_key) (EVP_PKEY *pk,
1673 const unsigned char *pub,
1674 size_t len));
1675void EVP_PKEY_asn1_set_get_priv_key(EVP_PKEY_ASN1_METHOD *ameth,
1676 int (*get_priv_key) (const EVP_PKEY *pk,
1677 unsigned char *priv,
1678 size_t *len));
1679void EVP_PKEY_asn1_set_get_pub_key(EVP_PKEY_ASN1_METHOD *ameth,
1680 int (*get_pub_key) (const EVP_PKEY *pk,
1681 unsigned char *pub,
1682 size_t *len));
1683
1684void EVP_PKEY_asn1_set_security_bits(EVP_PKEY_ASN1_METHOD *ameth,
1685 int (*pkey_security_bits) (const EVP_PKEY
1686 *pk));
1687
1688int EVP_PKEY_CTX_get_signature_md(EVP_PKEY_CTX *ctx, const EVP_MD **md);
1689int EVP_PKEY_CTX_set_signature_md(EVP_PKEY_CTX *ctx, const EVP_MD *md);
1690
1691int EVP_PKEY_CTX_set1_id(EVP_PKEY_CTX *ctx, const void *id, int len);
1692int EVP_PKEY_CTX_get1_id(EVP_PKEY_CTX *ctx, void *id);
1693int EVP_PKEY_CTX_get1_id_len(EVP_PKEY_CTX *ctx, size_t *id_len);
1694
1695int EVP_PKEY_CTX_set_kem_op(EVP_PKEY_CTX *ctx, const char *op);
1696
1697const char *EVP_PKEY_get0_type_name(const EVP_PKEY *key);
1698
1699# define EVP_PKEY_OP_UNDEFINED 0
1700# define EVP_PKEY_OP_PARAMGEN (1 << 1)
1701# define EVP_PKEY_OP_KEYGEN (1 << 2)
1702# define EVP_PKEY_OP_FROMDATA (1 << 3)
1703# define EVP_PKEY_OP_SIGN (1 << 4)
1704# define EVP_PKEY_OP_VERIFY (1 << 5)
1705# define EVP_PKEY_OP_VERIFYRECOVER (1 << 6)
1706# define EVP_PKEY_OP_SIGNCTX (1 << 7)
1707# define EVP_PKEY_OP_VERIFYCTX (1 << 8)
1708# define EVP_PKEY_OP_ENCRYPT (1 << 9)
1709# define EVP_PKEY_OP_DECRYPT (1 << 10)
1710# define EVP_PKEY_OP_DERIVE (1 << 11)
1711# define EVP_PKEY_OP_ENCAPSULATE (1 << 12)
1712# define EVP_PKEY_OP_DECAPSULATE (1 << 13)
1713# define EVP_PKEY_OP_SIGNMSG (1 << 14)
1714# define EVP_PKEY_OP_VERIFYMSG (1 << 15)
1715/* Update the following when adding new EVP_PKEY_OPs */
1716# define EVP_PKEY_OP_ALL ((1 << 16) - 1)
1717
1718# define EVP_PKEY_OP_TYPE_SIG \
1719 (EVP_PKEY_OP_SIGN | EVP_PKEY_OP_SIGNMSG \
1720 | EVP_PKEY_OP_VERIFY | EVP_PKEY_OP_VERIFYMSG \
1721 | EVP_PKEY_OP_VERIFYRECOVER \
1722 | EVP_PKEY_OP_SIGNCTX | EVP_PKEY_OP_VERIFYCTX)
1723
1724# define EVP_PKEY_OP_TYPE_CRYPT \
1725 (EVP_PKEY_OP_ENCRYPT | EVP_PKEY_OP_DECRYPT)
1726
1727# define EVP_PKEY_OP_TYPE_DERIVE \
1728 (EVP_PKEY_OP_DERIVE)
1729
1730# define EVP_PKEY_OP_TYPE_DATA \
1731 (EVP_PKEY_OP_FROMDATA)
1732
1733# define EVP_PKEY_OP_TYPE_KEM \
1734 (EVP_PKEY_OP_ENCAPSULATE | EVP_PKEY_OP_DECAPSULATE)
1735
1736# define EVP_PKEY_OP_TYPE_GEN \
1737 (EVP_PKEY_OP_PARAMGEN | EVP_PKEY_OP_KEYGEN)
1738
1739# define EVP_PKEY_OP_TYPE_NOGEN \
1740 (EVP_PKEY_OP_ALL & ~EVP_PKEY_OP_TYPE_GEN)
1741
1742int EVP_PKEY_CTX_set_mac_key(EVP_PKEY_CTX *ctx, const unsigned char *key,
1743 int keylen);
1744
1745# define EVP_PKEY_CTRL_MD 1
1746# define EVP_PKEY_CTRL_PEER_KEY 2
1747# define EVP_PKEY_CTRL_SET_MAC_KEY 6
1748# define EVP_PKEY_CTRL_DIGESTINIT 7
1749/* Used by GOST key encryption in TLS */
1750# define EVP_PKEY_CTRL_SET_IV 8
1751# ifndef OPENSSL_NO_DEPRECATED_3_0
1752# define EVP_PKEY_CTRL_PKCS7_ENCRYPT 3
1753# define EVP_PKEY_CTRL_PKCS7_DECRYPT 4
1754# define EVP_PKEY_CTRL_PKCS7_SIGN 5
1755# define EVP_PKEY_CTRL_CMS_ENCRYPT 9
1756# define EVP_PKEY_CTRL_CMS_DECRYPT 10
1757# define EVP_PKEY_CTRL_CMS_SIGN 11
1758# endif
1759# define EVP_PKEY_CTRL_CIPHER 12
1760# define EVP_PKEY_CTRL_GET_MD 13
1761# define EVP_PKEY_CTRL_SET_DIGEST_SIZE 14
1762# define EVP_PKEY_CTRL_SET1_ID 15
1763# define EVP_PKEY_CTRL_GET1_ID 16
1764# define EVP_PKEY_CTRL_GET1_ID_LEN 17
1765
1766# define EVP_PKEY_ALG_CTRL 0x1000
1767
1768# define EVP_PKEY_FLAG_AUTOARGLEN 2
1769/*
1770 * Method handles all operations: don't assume any digest related defaults.
1771 */
1772# define EVP_PKEY_FLAG_SIGCTX_CUSTOM 4
1773# ifndef OPENSSL_NO_DEPRECATED_3_0
1774OSSL_DEPRECATEDIN_3_0 const EVP_PKEY_METHOD *EVP_PKEY_meth_find(int type);
1775OSSL_DEPRECATEDIN_3_0 EVP_PKEY_METHOD *EVP_PKEY_meth_new(int id, int flags);
1776OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get0_info(int *ppkey_id, int *pflags,
1777 const EVP_PKEY_METHOD *meth);
1778OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_copy(EVP_PKEY_METHOD *dst,
1779 const EVP_PKEY_METHOD *src);
1780OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_free(EVP_PKEY_METHOD *pmeth);
1781OSSL_DEPRECATEDIN_3_0 int EVP_PKEY_meth_add0(const EVP_PKEY_METHOD *pmeth);
1782OSSL_DEPRECATEDIN_3_0 int EVP_PKEY_meth_remove(const EVP_PKEY_METHOD *pmeth);
1783OSSL_DEPRECATEDIN_3_0 size_t EVP_PKEY_meth_get_count(void);
1784OSSL_DEPRECATEDIN_3_0 const EVP_PKEY_METHOD *EVP_PKEY_meth_get0(size_t idx);
1785# endif
1786
1787EVP_KEYMGMT *EVP_KEYMGMT_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
1788 const char *properties);
1789int EVP_KEYMGMT_up_ref(EVP_KEYMGMT *keymgmt);
1790void EVP_KEYMGMT_free(EVP_KEYMGMT *keymgmt);
1791const OSSL_PROVIDER *EVP_KEYMGMT_get0_provider(const EVP_KEYMGMT *keymgmt);
1792const char *EVP_KEYMGMT_get0_name(const EVP_KEYMGMT *keymgmt);
1793const char *EVP_KEYMGMT_get0_description(const EVP_KEYMGMT *keymgmt);
1794int EVP_KEYMGMT_is_a(const EVP_KEYMGMT *keymgmt, const char *name);
1795void EVP_KEYMGMT_do_all_provided(OSSL_LIB_CTX *libctx,
1796 void (*fn)(EVP_KEYMGMT *keymgmt, void *arg),
1797 void *arg);
1798int EVP_KEYMGMT_names_do_all(const EVP_KEYMGMT *keymgmt,
1799 void (*fn)(const char *name, void *data),
1800 void *data);
1801const OSSL_PARAM *EVP_KEYMGMT_gettable_params(const EVP_KEYMGMT *keymgmt);
1802const OSSL_PARAM *EVP_KEYMGMT_settable_params(const EVP_KEYMGMT *keymgmt);
1803const OSSL_PARAM *EVP_KEYMGMT_gen_settable_params(const EVP_KEYMGMT *keymgmt);
1804const OSSL_PARAM *EVP_KEYMGMT_gen_gettable_params(const EVP_KEYMGMT *keymgmt);
1805
1806EVP_PKEY_CTX *EVP_PKEY_CTX_new(EVP_PKEY *pkey, ENGINE *e);
1807EVP_PKEY_CTX *EVP_PKEY_CTX_new_id(int id, ENGINE *e);
1808EVP_PKEY_CTX *EVP_PKEY_CTX_new_from_name(OSSL_LIB_CTX *libctx,
1809 const char *name,
1810 const char *propquery);
1811EVP_PKEY_CTX *EVP_PKEY_CTX_new_from_pkey(OSSL_LIB_CTX *libctx,
1812 EVP_PKEY *pkey, const char *propquery);
1813EVP_PKEY_CTX *EVP_PKEY_CTX_dup(const EVP_PKEY_CTX *ctx);
1814void EVP_PKEY_CTX_free(EVP_PKEY_CTX *ctx);
1815int EVP_PKEY_CTX_is_a(EVP_PKEY_CTX *ctx, const char *keytype);
1816
1817int EVP_PKEY_CTX_get_params(EVP_PKEY_CTX *ctx, OSSL_PARAM *params);
1818const OSSL_PARAM *EVP_PKEY_CTX_gettable_params(const EVP_PKEY_CTX *ctx);
1819int EVP_PKEY_CTX_set_params(EVP_PKEY_CTX *ctx, const OSSL_PARAM *params);
1820const OSSL_PARAM *EVP_PKEY_CTX_settable_params(const EVP_PKEY_CTX *ctx);
1821
1822int EVP_PKEY_CTX_set_algor_params(EVP_PKEY_CTX *ctx, const X509_ALGOR *alg);
1823int EVP_PKEY_CTX_get_algor_params(EVP_PKEY_CTX *ctx, X509_ALGOR *alg);
1824int EVP_PKEY_CTX_get_algor(EVP_PKEY_CTX *ctx, X509_ALGOR **alg);
1825
1826int EVP_PKEY_CTX_ctrl(EVP_PKEY_CTX *ctx, int keytype, int optype,
1827 int cmd, int p1, void *p2);
1828int EVP_PKEY_CTX_ctrl_str(EVP_PKEY_CTX *ctx, const char *type,
1829 const char *value);
1830int EVP_PKEY_CTX_ctrl_uint64(EVP_PKEY_CTX *ctx, int keytype, int optype,
1831 int cmd, uint64_t value);
1832
1833int EVP_PKEY_CTX_str2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *str);
1834int EVP_PKEY_CTX_hex2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *hex);
1835
1836int EVP_PKEY_CTX_md(EVP_PKEY_CTX *ctx, int optype, int cmd, const char *md);
1837
1838int EVP_PKEY_CTX_get_operation(EVP_PKEY_CTX *ctx);
1839void EVP_PKEY_CTX_set0_keygen_info(EVP_PKEY_CTX *ctx, int *dat, int datlen);
1840
1841EVP_PKEY *EVP_PKEY_new_mac_key(int type, ENGINE *e,
1842 const unsigned char *key, int keylen);
1843EVP_PKEY *EVP_PKEY_new_raw_private_key_ex(OSSL_LIB_CTX *libctx,
1844 const char *keytype,
1845 const char *propq,
1846 const unsigned char *priv, size_t len);
1847EVP_PKEY *EVP_PKEY_new_raw_private_key(int type, ENGINE *e,
1848 const unsigned char *priv,
1849 size_t len);
1850EVP_PKEY *EVP_PKEY_new_raw_public_key_ex(OSSL_LIB_CTX *libctx,
1851 const char *keytype, const char *propq,
1852 const unsigned char *pub, size_t len);
1853EVP_PKEY *EVP_PKEY_new_raw_public_key(int type, ENGINE *e,
1854 const unsigned char *pub,
1855 size_t len);
1856int EVP_PKEY_get_raw_private_key(const EVP_PKEY *pkey, unsigned char *priv,
1857 size_t *len);
1858int EVP_PKEY_get_raw_public_key(const EVP_PKEY *pkey, unsigned char *pub,
1859 size_t *len);
1860
1861# ifndef OPENSSL_NO_DEPRECATED_3_0
1862OSSL_DEPRECATEDIN_3_0
1863EVP_PKEY *EVP_PKEY_new_CMAC_key(ENGINE *e, const unsigned char *priv,
1864 size_t len, const EVP_CIPHER *cipher);
1865# endif
1866
1867void EVP_PKEY_CTX_set_data(EVP_PKEY_CTX *ctx, void *data);
1868void *EVP_PKEY_CTX_get_data(const EVP_PKEY_CTX *ctx);
1869EVP_PKEY *EVP_PKEY_CTX_get0_pkey(EVP_PKEY_CTX *ctx);
1870
1871EVP_PKEY *EVP_PKEY_CTX_get0_peerkey(EVP_PKEY_CTX *ctx);
1872
1873void EVP_PKEY_CTX_set_app_data(EVP_PKEY_CTX *ctx, void *data);
1874void *EVP_PKEY_CTX_get_app_data(EVP_PKEY_CTX *ctx);
1875
1876int EVP_PKEY_CTX_set_signature(EVP_PKEY_CTX *pctx,
1877 const unsigned char *sig, size_t siglen);
1878
1879void EVP_SIGNATURE_free(EVP_SIGNATURE *signature);
1880int EVP_SIGNATURE_up_ref(EVP_SIGNATURE *signature);
1881OSSL_PROVIDER *EVP_SIGNATURE_get0_provider(const EVP_SIGNATURE *signature);
1882EVP_SIGNATURE *EVP_SIGNATURE_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
1883 const char *properties);
1884int EVP_SIGNATURE_is_a(const EVP_SIGNATURE *signature, const char *name);
1885const char *EVP_SIGNATURE_get0_name(const EVP_SIGNATURE *signature);
1886const char *EVP_SIGNATURE_get0_description(const EVP_SIGNATURE *signature);
1887void EVP_SIGNATURE_do_all_provided(OSSL_LIB_CTX *libctx,
1888 void (*fn)(EVP_SIGNATURE *signature,
1889 void *data),
1890 void *data);
1891int EVP_SIGNATURE_names_do_all(const EVP_SIGNATURE *signature,
1892 void (*fn)(const char *name, void *data),
1893 void *data);
1894const OSSL_PARAM *EVP_SIGNATURE_gettable_ctx_params(const EVP_SIGNATURE *sig);
1895const OSSL_PARAM *EVP_SIGNATURE_settable_ctx_params(const EVP_SIGNATURE *sig);
1896
1897void EVP_ASYM_CIPHER_free(EVP_ASYM_CIPHER *cipher);
1898int EVP_ASYM_CIPHER_up_ref(EVP_ASYM_CIPHER *cipher);
1899OSSL_PROVIDER *EVP_ASYM_CIPHER_get0_provider(const EVP_ASYM_CIPHER *cipher);
1900EVP_ASYM_CIPHER *EVP_ASYM_CIPHER_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
1901 const char *properties);
1902int EVP_ASYM_CIPHER_is_a(const EVP_ASYM_CIPHER *cipher, const char *name);
1903const char *EVP_ASYM_CIPHER_get0_name(const EVP_ASYM_CIPHER *cipher);
1904const char *EVP_ASYM_CIPHER_get0_description(const EVP_ASYM_CIPHER *cipher);
1905void EVP_ASYM_CIPHER_do_all_provided(OSSL_LIB_CTX *libctx,
1906 void (*fn)(EVP_ASYM_CIPHER *cipher,
1907 void *arg),
1908 void *arg);
1909int EVP_ASYM_CIPHER_names_do_all(const EVP_ASYM_CIPHER *cipher,
1910 void (*fn)(const char *name, void *data),
1911 void *data);
1912const OSSL_PARAM *EVP_ASYM_CIPHER_gettable_ctx_params(const EVP_ASYM_CIPHER *ciph);
1913const OSSL_PARAM *EVP_ASYM_CIPHER_settable_ctx_params(const EVP_ASYM_CIPHER *ciph);
1914
1915void EVP_KEM_free(EVP_KEM *wrap);
1916int EVP_KEM_up_ref(EVP_KEM *wrap);
1917OSSL_PROVIDER *EVP_KEM_get0_provider(const EVP_KEM *wrap);
1918EVP_KEM *EVP_KEM_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
1919 const char *properties);
1920int EVP_KEM_is_a(const EVP_KEM *wrap, const char *name);
1921const char *EVP_KEM_get0_name(const EVP_KEM *wrap);
1922const char *EVP_KEM_get0_description(const EVP_KEM *wrap);
1923void EVP_KEM_do_all_provided(OSSL_LIB_CTX *libctx,
1924 void (*fn)(EVP_KEM *wrap, void *arg), void *arg);
1925int EVP_KEM_names_do_all(const EVP_KEM *wrap,
1926 void (*fn)(const char *name, void *data), void *data);
1927const OSSL_PARAM *EVP_KEM_gettable_ctx_params(const EVP_KEM *kem);
1928const OSSL_PARAM *EVP_KEM_settable_ctx_params(const EVP_KEM *kem);
1929
1930int EVP_PKEY_sign_init(EVP_PKEY_CTX *ctx);
1931int EVP_PKEY_sign_init_ex(EVP_PKEY_CTX *ctx, const OSSL_PARAM params[]);
1932int EVP_PKEY_sign_init_ex2(EVP_PKEY_CTX *ctx,
1933 EVP_SIGNATURE *algo, const OSSL_PARAM params[]);
1934int EVP_PKEY_sign(EVP_PKEY_CTX *ctx,
1935 unsigned char *sig, size_t *siglen,
1936 const unsigned char *tbs, size_t tbslen);
1937int EVP_PKEY_sign_message_init(EVP_PKEY_CTX *ctx,
1938 EVP_SIGNATURE *algo, const OSSL_PARAM params[]);
1939int EVP_PKEY_sign_message_update(EVP_PKEY_CTX *ctx,
1940 const unsigned char *in, size_t inlen);
1941int EVP_PKEY_sign_message_final(EVP_PKEY_CTX *ctx,
1942 unsigned char *sig, size_t *siglen);
1943int EVP_PKEY_verify_init(EVP_PKEY_CTX *ctx);
1944int EVP_PKEY_verify_init_ex(EVP_PKEY_CTX *ctx, const OSSL_PARAM params[]);
1945int EVP_PKEY_verify_init_ex2(EVP_PKEY_CTX *ctx,
1946 EVP_SIGNATURE *algo, const OSSL_PARAM params[]);
1947int EVP_PKEY_verify(EVP_PKEY_CTX *ctx,
1948 const unsigned char *sig, size_t siglen,
1949 const unsigned char *tbs, size_t tbslen);
1950int EVP_PKEY_verify_message_init(EVP_PKEY_CTX *ctx,
1951 EVP_SIGNATURE *algo, const OSSL_PARAM params[]);
1952int EVP_PKEY_verify_message_update(EVP_PKEY_CTX *ctx,
1953 const unsigned char *in, size_t inlen);
1954int EVP_PKEY_verify_message_final(EVP_PKEY_CTX *ctx);
1955int EVP_PKEY_verify_recover_init(EVP_PKEY_CTX *ctx);
1956int EVP_PKEY_verify_recover_init_ex(EVP_PKEY_CTX *ctx,
1957 const OSSL_PARAM params[]);
1958int EVP_PKEY_verify_recover_init_ex2(EVP_PKEY_CTX *ctx,
1959 EVP_SIGNATURE *algo,
1960 const OSSL_PARAM params[]);
1961int EVP_PKEY_verify_recover(EVP_PKEY_CTX *ctx,
1962 unsigned char *rout, size_t *routlen,
1963 const unsigned char *sig, size_t siglen);
1964int EVP_PKEY_encrypt_init(EVP_PKEY_CTX *ctx);
1965int EVP_PKEY_encrypt_init_ex(EVP_PKEY_CTX *ctx, const OSSL_PARAM params[]);
1966int EVP_PKEY_encrypt(EVP_PKEY_CTX *ctx,
1967 unsigned char *out, size_t *outlen,
1968 const unsigned char *in, size_t inlen);
1969int EVP_PKEY_decrypt_init(EVP_PKEY_CTX *ctx);
1970int EVP_PKEY_decrypt_init_ex(EVP_PKEY_CTX *ctx, const OSSL_PARAM params[]);
1971int EVP_PKEY_decrypt(EVP_PKEY_CTX *ctx,
1972 unsigned char *out, size_t *outlen,
1973 const unsigned char *in, size_t inlen);
1974
1975int EVP_PKEY_derive_init(EVP_PKEY_CTX *ctx);
1976int EVP_PKEY_derive_init_ex(EVP_PKEY_CTX *ctx, const OSSL_PARAM params[]);
1977int EVP_PKEY_derive_set_peer_ex(EVP_PKEY_CTX *ctx, EVP_PKEY *peer,
1978 int validate_peer);
1979int EVP_PKEY_derive_set_peer(EVP_PKEY_CTX *ctx, EVP_PKEY *peer);
1980int EVP_PKEY_derive(EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen);
1981
1982int EVP_PKEY_encapsulate_init(EVP_PKEY_CTX *ctx, const OSSL_PARAM params[]);
1983int EVP_PKEY_auth_encapsulate_init(EVP_PKEY_CTX *ctx, EVP_PKEY *authpriv,
1984 const OSSL_PARAM params[]);
1985int EVP_PKEY_encapsulate(EVP_PKEY_CTX *ctx,
1986 unsigned char *wrappedkey, size_t *wrappedkeylen,
1987 unsigned char *genkey, size_t *genkeylen);
1988int EVP_PKEY_decapsulate_init(EVP_PKEY_CTX *ctx, const OSSL_PARAM params[]);
1989int EVP_PKEY_auth_decapsulate_init(EVP_PKEY_CTX *ctx, EVP_PKEY *authpub,
1990 const OSSL_PARAM params[]);
1991int EVP_PKEY_decapsulate(EVP_PKEY_CTX *ctx,
1992 unsigned char *unwrapped, size_t *unwrappedlen,
1993 const unsigned char *wrapped, size_t wrappedlen);
1994typedef int EVP_PKEY_gen_cb(EVP_PKEY_CTX *ctx);
1995
1996int EVP_PKEY_fromdata_init(EVP_PKEY_CTX *ctx);
1997int EVP_PKEY_fromdata(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey, int selection,
1998 OSSL_PARAM param[]);
1999const OSSL_PARAM *EVP_PKEY_fromdata_settable(EVP_PKEY_CTX *ctx, int selection);
2000
2001int EVP_PKEY_todata(const EVP_PKEY *pkey, int selection, OSSL_PARAM **params);
2002int EVP_PKEY_export(const EVP_PKEY *pkey, int selection,
2003 OSSL_CALLBACK *export_cb, void *export_cbarg);
2004
2005const OSSL_PARAM *EVP_PKEY_gettable_params(const EVP_PKEY *pkey);
2006int EVP_PKEY_get_params(const EVP_PKEY *pkey, OSSL_PARAM params[]);
2007int EVP_PKEY_get_int_param(const EVP_PKEY *pkey, const char *key_name,
2008 int *out);
2009int EVP_PKEY_get_size_t_param(const EVP_PKEY *pkey, const char *key_name,
2010 size_t *out);
2011int EVP_PKEY_get_bn_param(const EVP_PKEY *pkey, const char *key_name,
2012 BIGNUM **bn);
2013int EVP_PKEY_get_utf8_string_param(const EVP_PKEY *pkey, const char *key_name,
2014 char *str, size_t max_buf_sz, size_t *out_sz);
2015int EVP_PKEY_get_octet_string_param(const EVP_PKEY *pkey, const char *key_name,
2016 unsigned char *buf, size_t max_buf_sz,
2017 size_t *out_sz);
2018
2019const OSSL_PARAM *EVP_PKEY_settable_params(const EVP_PKEY *pkey);
2020int EVP_PKEY_set_params(EVP_PKEY *pkey, OSSL_PARAM params[]);
2021int EVP_PKEY_set_int_param(EVP_PKEY *pkey, const char *key_name, int in);
2022int EVP_PKEY_set_size_t_param(EVP_PKEY *pkey, const char *key_name, size_t in);
2023int EVP_PKEY_set_bn_param(EVP_PKEY *pkey, const char *key_name,
2024 const BIGNUM *bn);
2025int EVP_PKEY_set_utf8_string_param(EVP_PKEY *pkey, const char *key_name,
2026 const char *str);
2027int EVP_PKEY_set_octet_string_param(EVP_PKEY *pkey, const char *key_name,
2028 const unsigned char *buf, size_t bsize);
2029
2030int EVP_PKEY_get_ec_point_conv_form(const EVP_PKEY *pkey);
2031int EVP_PKEY_get_field_type(const EVP_PKEY *pkey);
2032
2033EVP_PKEY *EVP_PKEY_Q_keygen(OSSL_LIB_CTX *libctx, const char *propq,
2034 const char *type, ...);
2035int EVP_PKEY_paramgen_init(EVP_PKEY_CTX *ctx);
2036int EVP_PKEY_paramgen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
2037int EVP_PKEY_keygen_init(EVP_PKEY_CTX *ctx);
2038int EVP_PKEY_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
2039int EVP_PKEY_generate(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
2040int EVP_PKEY_check(EVP_PKEY_CTX *ctx);
2041int EVP_PKEY_public_check(EVP_PKEY_CTX *ctx);
2042int EVP_PKEY_public_check_quick(EVP_PKEY_CTX *ctx);
2043int EVP_PKEY_param_check(EVP_PKEY_CTX *ctx);
2044int EVP_PKEY_param_check_quick(EVP_PKEY_CTX *ctx);
2045int EVP_PKEY_private_check(EVP_PKEY_CTX *ctx);
2046int EVP_PKEY_pairwise_check(EVP_PKEY_CTX *ctx);
2047
2048# define EVP_PKEY_get_ex_new_index(l, p, newf, dupf, freef) \
2049 CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_EVP_PKEY, l, p, newf, dupf, freef)
2050int EVP_PKEY_set_ex_data(EVP_PKEY *key, int idx, void *arg);
2051void *EVP_PKEY_get_ex_data(const EVP_PKEY *key, int idx);
2052
2053void EVP_PKEY_CTX_set_cb(EVP_PKEY_CTX *ctx, EVP_PKEY_gen_cb *cb);
2054EVP_PKEY_gen_cb *EVP_PKEY_CTX_get_cb(EVP_PKEY_CTX *ctx);
2055
2056int EVP_PKEY_CTX_get_keygen_info(EVP_PKEY_CTX *ctx, int idx);
2057# ifndef OPENSSL_NO_DEPRECATED_3_0
2058OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_init(EVP_PKEY_METHOD *pmeth,
2059 int (*init) (EVP_PKEY_CTX *ctx));
2060OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_copy
2061 (EVP_PKEY_METHOD *pmeth, int (*copy) (EVP_PKEY_CTX *dst,
2062 const EVP_PKEY_CTX *src));
2063OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_cleanup
2064 (EVP_PKEY_METHOD *pmeth, void (*cleanup) (EVP_PKEY_CTX *ctx));
2065OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_paramgen
2066 (EVP_PKEY_METHOD *pmeth, int (*paramgen_init) (EVP_PKEY_CTX *ctx),
2067 int (*paramgen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey));
2068OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_keygen
2069 (EVP_PKEY_METHOD *pmeth, int (*keygen_init) (EVP_PKEY_CTX *ctx),
2070 int (*keygen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey));
2071OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_sign
2072 (EVP_PKEY_METHOD *pmeth, int (*sign_init) (EVP_PKEY_CTX *ctx),
2073 int (*sign) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
2074 const unsigned char *tbs, size_t tbslen));
2075OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_verify
2076 (EVP_PKEY_METHOD *pmeth, int (*verify_init) (EVP_PKEY_CTX *ctx),
2077 int (*verify) (EVP_PKEY_CTX *ctx, const unsigned char *sig, size_t siglen,
2078 const unsigned char *tbs, size_t tbslen));
2079OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_verify_recover
2080 (EVP_PKEY_METHOD *pmeth, int (*verify_recover_init) (EVP_PKEY_CTX *ctx),
2081 int (*verify_recover) (EVP_PKEY_CTX *ctx, unsigned char *sig,
2082 size_t *siglen, const unsigned char *tbs,
2083 size_t tbslen));
2084OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_signctx
2085 (EVP_PKEY_METHOD *pmeth, int (*signctx_init) (EVP_PKEY_CTX *ctx,
2086 EVP_MD_CTX *mctx),
2087 int (*signctx) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
2088 EVP_MD_CTX *mctx));
2089OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_verifyctx
2090 (EVP_PKEY_METHOD *pmeth, int (*verifyctx_init) (EVP_PKEY_CTX *ctx,
2091 EVP_MD_CTX *mctx),
2092 int (*verifyctx) (EVP_PKEY_CTX *ctx, const unsigned char *sig, int siglen,
2093 EVP_MD_CTX *mctx));
2094OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_encrypt
2095 (EVP_PKEY_METHOD *pmeth, int (*encrypt_init) (EVP_PKEY_CTX *ctx),
2096 int (*encryptfn) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
2097 const unsigned char *in, size_t inlen));
2098OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_decrypt
2099 (EVP_PKEY_METHOD *pmeth, int (*decrypt_init) (EVP_PKEY_CTX *ctx),
2100 int (*decrypt) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
2101 const unsigned char *in, size_t inlen));
2102OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_derive
2103 (EVP_PKEY_METHOD *pmeth, int (*derive_init) (EVP_PKEY_CTX *ctx),
2104 int (*derive) (EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen));
2105OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_ctrl
2106 (EVP_PKEY_METHOD *pmeth, int (*ctrl) (EVP_PKEY_CTX *ctx, int type, int p1,
2107 void *p2),
2108 int (*ctrl_str) (EVP_PKEY_CTX *ctx, const char *type, const char *value));
2109OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_digestsign
2110 (EVP_PKEY_METHOD *pmeth,
2111 int (*digestsign) (EVP_MD_CTX *ctx, unsigned char *sig, size_t *siglen,
2112 const unsigned char *tbs, size_t tbslen));
2113OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_digestverify
2114 (EVP_PKEY_METHOD *pmeth,
2115 int (*digestverify) (EVP_MD_CTX *ctx, const unsigned char *sig,
2116 size_t siglen, const unsigned char *tbs,
2117 size_t tbslen));
2118OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_check
2119 (EVP_PKEY_METHOD *pmeth, int (*check) (EVP_PKEY *pkey));
2120OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_public_check
2121 (EVP_PKEY_METHOD *pmeth, int (*check) (EVP_PKEY *pkey));
2122OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_param_check
2123 (EVP_PKEY_METHOD *pmeth, int (*check) (EVP_PKEY *pkey));
2124OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_digest_custom
2125 (EVP_PKEY_METHOD *pmeth, int (*digest_custom) (EVP_PKEY_CTX *ctx,
2126 EVP_MD_CTX *mctx));
2127OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_init
2128 (const EVP_PKEY_METHOD *pmeth, int (**pinit) (EVP_PKEY_CTX *ctx));
2129OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_copy
2130 (const EVP_PKEY_METHOD *pmeth, int (**pcopy) (EVP_PKEY_CTX *dst,
2131 const EVP_PKEY_CTX *src));
2132OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_cleanup
2133 (const EVP_PKEY_METHOD *pmeth, void (**pcleanup) (EVP_PKEY_CTX *ctx));
2134OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_paramgen
2135 (const EVP_PKEY_METHOD *pmeth, int (**pparamgen_init) (EVP_PKEY_CTX *ctx),
2136 int (**pparamgen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey));
2137OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_keygen
2138 (const EVP_PKEY_METHOD *pmeth, int (**pkeygen_init) (EVP_PKEY_CTX *ctx),
2139 int (**pkeygen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey));
2140OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_sign
2141 (const EVP_PKEY_METHOD *pmeth, int (**psign_init) (EVP_PKEY_CTX *ctx),
2142 int (**psign) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
2143 const unsigned char *tbs, size_t tbslen));
2144OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_verify
2145 (const EVP_PKEY_METHOD *pmeth, int (**pverify_init) (EVP_PKEY_CTX *ctx),
2146 int (**pverify) (EVP_PKEY_CTX *ctx, const unsigned char *sig,
2147 size_t siglen, const unsigned char *tbs, size_t tbslen));
2148OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_verify_recover
2149 (const EVP_PKEY_METHOD *pmeth,
2150 int (**pverify_recover_init) (EVP_PKEY_CTX *ctx),
2151 int (**pverify_recover) (EVP_PKEY_CTX *ctx, unsigned char *sig,
2152 size_t *siglen, const unsigned char *tbs,
2153 size_t tbslen));
2154OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_signctx
2155 (const EVP_PKEY_METHOD *pmeth,
2156 int (**psignctx_init) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx),
2157 int (**psignctx) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
2158 EVP_MD_CTX *mctx));
2159OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_verifyctx
2160 (const EVP_PKEY_METHOD *pmeth,
2161 int (**pverifyctx_init) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx),
2162 int (**pverifyctx) (EVP_PKEY_CTX *ctx, const unsigned char *sig,
2163 int siglen, EVP_MD_CTX *mctx));
2164OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_encrypt
2165 (const EVP_PKEY_METHOD *pmeth, int (**pencrypt_init) (EVP_PKEY_CTX *ctx),
2166 int (**pencryptfn) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
2167 const unsigned char *in, size_t inlen));
2168OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_decrypt
2169 (const EVP_PKEY_METHOD *pmeth, int (**pdecrypt_init) (EVP_PKEY_CTX *ctx),
2170 int (**pdecrypt) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
2171 const unsigned char *in, size_t inlen));
2172OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_derive
2173 (const EVP_PKEY_METHOD *pmeth, int (**pderive_init) (EVP_PKEY_CTX *ctx),
2174 int (**pderive) (EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen));
2175OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_ctrl
2176 (const EVP_PKEY_METHOD *pmeth,
2177 int (**pctrl) (EVP_PKEY_CTX *ctx, int type, int p1, void *p2),
2178 int (**pctrl_str) (EVP_PKEY_CTX *ctx, const char *type,
2179 const char *value));
2180OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_digestsign
2181 (const EVP_PKEY_METHOD *pmeth,
2182 int (**digestsign) (EVP_MD_CTX *ctx, unsigned char *sig, size_t *siglen,
2183 const unsigned char *tbs, size_t tbslen));
2184OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_digestverify
2185 (const EVP_PKEY_METHOD *pmeth,
2186 int (**digestverify) (EVP_MD_CTX *ctx, const unsigned char *sig,
2187 size_t siglen, const unsigned char *tbs,
2188 size_t tbslen));
2189OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_check
2190 (const EVP_PKEY_METHOD *pmeth, int (**pcheck) (EVP_PKEY *pkey));
2191OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_public_check
2192 (const EVP_PKEY_METHOD *pmeth, int (**pcheck) (EVP_PKEY *pkey));
2193OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_param_check
2194 (const EVP_PKEY_METHOD *pmeth, int (**pcheck) (EVP_PKEY *pkey));
2195OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_digest_custom
2196 (const EVP_PKEY_METHOD *pmeth,
2197 int (**pdigest_custom) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx));
2198# endif
2199
2200void EVP_KEYEXCH_free(EVP_KEYEXCH *exchange);
2201int EVP_KEYEXCH_up_ref(EVP_KEYEXCH *exchange);
2202EVP_KEYEXCH *EVP_KEYEXCH_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
2203 const char *properties);
2204OSSL_PROVIDER *EVP_KEYEXCH_get0_provider(const EVP_KEYEXCH *exchange);
2205int EVP_KEYEXCH_is_a(const EVP_KEYEXCH *keyexch, const char *name);
2206const char *EVP_KEYEXCH_get0_name(const EVP_KEYEXCH *keyexch);
2207const char *EVP_KEYEXCH_get0_description(const EVP_KEYEXCH *keyexch);
2208void EVP_KEYEXCH_do_all_provided(OSSL_LIB_CTX *libctx,
2209 void (*fn)(EVP_KEYEXCH *keyexch, void *data),
2210 void *data);
2211int EVP_KEYEXCH_names_do_all(const EVP_KEYEXCH *keyexch,
2212 void (*fn)(const char *name, void *data),
2213 void *data);
2214const OSSL_PARAM *EVP_KEYEXCH_gettable_ctx_params(const EVP_KEYEXCH *keyexch);
2215const OSSL_PARAM *EVP_KEYEXCH_settable_ctx_params(const EVP_KEYEXCH *keyexch);
2216
2217void EVP_add_alg_module(void);
2218
2219int EVP_PKEY_CTX_set_group_name(EVP_PKEY_CTX *ctx, const char *name);
2220int EVP_PKEY_CTX_get_group_name(EVP_PKEY_CTX *ctx, char *name, size_t namelen);
2221int EVP_PKEY_get_group_name(const EVP_PKEY *pkey, char *name, size_t name_sz,
2222 size_t *gname_len);
2223
2224OSSL_LIB_CTX *EVP_PKEY_CTX_get0_libctx(EVP_PKEY_CTX *ctx);
2225const char *EVP_PKEY_CTX_get0_propq(const EVP_PKEY_CTX *ctx);
2226const OSSL_PROVIDER *EVP_PKEY_CTX_get0_provider(const EVP_PKEY_CTX *ctx);
2227
2228# ifdef __cplusplus
2229}
2230# endif
2231#endif
2232