xref: /freebsd/crypto/openssl/include/openssl/evp.h (revision e7be843b4a162e68651d3911f0357ed464915629)
1 /*
2  * Copyright 1995-2025 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 /* Maximum pipes in cipher pipelining */
41 # define EVP_MAX_PIPES                   32
42 
43 # define PKCS5_SALT_LEN                  8
44 /* Default PKCS#5 iteration count */
45 # define PKCS5_DEFAULT_ITER              2048
46 
47 # include <openssl/objects.h>
48 
49 # ifndef OPENSSL_NO_DEPRECATED_3_0
50 #  define EVP_PK_RSA      0x0001
51 #  define EVP_PK_DSA      0x0002
52 #  define EVP_PK_DH       0x0004
53 #  define EVP_PK_EC       0x0008
54 #  define EVP_PKT_SIGN    0x0010
55 #  define EVP_PKT_ENC     0x0020
56 #  define EVP_PKT_EXCH    0x0040
57 #  define EVP_PKS_RSA     0x0100
58 #  define EVP_PKS_DSA     0x0200
59 #  define EVP_PKS_EC      0x0400
60 # endif
61 
62 # define EVP_PKEY_NONE   NID_undef
63 # define EVP_PKEY_RSA    NID_rsaEncryption
64 # define EVP_PKEY_RSA2   NID_rsa
65 # define EVP_PKEY_RSA_PSS NID_rsassaPss
66 # define EVP_PKEY_DSA    NID_dsa
67 # define EVP_PKEY_DSA1   NID_dsa_2
68 # define EVP_PKEY_DSA2   NID_dsaWithSHA
69 # define EVP_PKEY_DSA3   NID_dsaWithSHA1
70 # define EVP_PKEY_DSA4   NID_dsaWithSHA1_2
71 # define EVP_PKEY_DH     NID_dhKeyAgreement
72 # define EVP_PKEY_DHX    NID_dhpublicnumber
73 # define EVP_PKEY_EC     NID_X9_62_id_ecPublicKey
74 # define EVP_PKEY_SM2    NID_sm2
75 # define EVP_PKEY_HMAC   NID_hmac
76 # define EVP_PKEY_CMAC   NID_cmac
77 # define EVP_PKEY_SCRYPT NID_id_scrypt
78 # define EVP_PKEY_TLS1_PRF NID_tls1_prf
79 # define EVP_PKEY_HKDF   NID_hkdf
80 # define EVP_PKEY_POLY1305 NID_poly1305
81 # define EVP_PKEY_SIPHASH NID_siphash
82 # define EVP_PKEY_X25519 NID_X25519
83 # define EVP_PKEY_ED25519 NID_ED25519
84 # define EVP_PKEY_X448 NID_X448
85 # define EVP_PKEY_ED448 NID_ED448
86 # define EVP_PKEY_ML_DSA_44 NID_ML_DSA_44
87 # define EVP_PKEY_ML_DSA_65 NID_ML_DSA_65
88 # define EVP_PKEY_ML_DSA_87 NID_ML_DSA_87
89 # define EVP_PKEY_SLH_DSA_SHA2_128S NID_SLH_DSA_SHA2_128s
90 # define EVP_PKEY_SLH_DSA_SHA2_128F NID_SLH_DSA_SHA2_128f
91 # define EVP_PKEY_SLH_DSA_SHA2_192S NID_SLH_DSA_SHA2_192s
92 # define EVP_PKEY_SLH_DSA_SHA2_192F NID_SLH_DSA_SHA2_192f
93 # define EVP_PKEY_SLH_DSA_SHA2_256S NID_SLH_DSA_SHA2_256s
94 # define EVP_PKEY_SLH_DSA_SHA2_256F NID_SLH_DSA_SHA2_256f
95 # define EVP_PKEY_SLH_DSA_SHAKE_128S NID_SLH_DSA_SHAKE_128s
96 # define EVP_PKEY_SLH_DSA_SHAKE_128F NID_SLH_DSA_SHAKE_128f
97 # define EVP_PKEY_SLH_DSA_SHAKE_192S NID_SLH_DSA_SHAKE_192s
98 # define EVP_PKEY_SLH_DSA_SHAKE_192F NID_SLH_DSA_SHAKE_192f
99 # define EVP_PKEY_SLH_DSA_SHAKE_256S NID_SLH_DSA_SHAKE_256s
100 # define EVP_PKEY_SLH_DSA_SHAKE_256F NID_SLH_DSA_SHAKE_256f
101 
102 /* Special indicator that the object is uniquely provider side */
103 # define EVP_PKEY_KEYMGMT -1
104 
105 /* Easy to use macros for EVP_PKEY related selections */
106 # define EVP_PKEY_KEY_PARAMETERS                                            \
107     ( OSSL_KEYMGMT_SELECT_ALL_PARAMETERS )
108 # define EVP_PKEY_PRIVATE_KEY                                               \
109     ( EVP_PKEY_KEY_PARAMETERS | OSSL_KEYMGMT_SELECT_PRIVATE_KEY )
110 # define EVP_PKEY_PUBLIC_KEY                                                \
111     ( EVP_PKEY_KEY_PARAMETERS | OSSL_KEYMGMT_SELECT_PUBLIC_KEY )
112 # define EVP_PKEY_KEYPAIR                                                   \
113     ( EVP_PKEY_PUBLIC_KEY | OSSL_KEYMGMT_SELECT_PRIVATE_KEY )
114 
115 #ifdef  __cplusplus
116 extern "C" {
117 #endif
118 
119 int EVP_set_default_properties(OSSL_LIB_CTX *libctx, const char *propq);
120 char *EVP_get1_default_properties(OSSL_LIB_CTX *libctx);
121 int EVP_default_properties_is_fips_enabled(OSSL_LIB_CTX *libctx);
122 int EVP_default_properties_enable_fips(OSSL_LIB_CTX *libctx, int enable);
123 
124 # define EVP_PKEY_MO_SIGN        0x0001
125 # define EVP_PKEY_MO_VERIFY      0x0002
126 # define EVP_PKEY_MO_ENCRYPT     0x0004
127 # define EVP_PKEY_MO_DECRYPT     0x0008
128 
129 # ifndef EVP_MD
130 #  ifndef OPENSSL_NO_DEPRECATED_3_0
131 OSSL_DEPRECATEDIN_3_0 EVP_MD *EVP_MD_meth_new(int md_type, int pkey_type);
132 OSSL_DEPRECATEDIN_3_0 EVP_MD *EVP_MD_meth_dup(const EVP_MD *md);
133 OSSL_DEPRECATEDIN_3_0 void EVP_MD_meth_free(EVP_MD *md);
134 OSSL_DEPRECATEDIN_3_0
135 int EVP_MD_meth_set_input_blocksize(EVP_MD *md, int blocksize);
136 OSSL_DEPRECATEDIN_3_0
137 int EVP_MD_meth_set_result_size(EVP_MD *md, int resultsize);
138 OSSL_DEPRECATEDIN_3_0
139 int EVP_MD_meth_set_app_datasize(EVP_MD *md, int datasize);
140 OSSL_DEPRECATEDIN_3_0
141 int EVP_MD_meth_set_flags(EVP_MD *md, unsigned long flags);
142 OSSL_DEPRECATEDIN_3_0
143 int EVP_MD_meth_set_init(EVP_MD *md, int (*init)(EVP_MD_CTX *ctx));
144 OSSL_DEPRECATEDIN_3_0
145 int EVP_MD_meth_set_update(EVP_MD *md, int (*update)(EVP_MD_CTX *ctx,
146                                                      const void *data,
147                                                      size_t count));
148 OSSL_DEPRECATEDIN_3_0
149 int EVP_MD_meth_set_final(EVP_MD *md, int (*final)(EVP_MD_CTX *ctx,
150                                                    unsigned char *md));
151 OSSL_DEPRECATEDIN_3_0
152 int EVP_MD_meth_set_copy(EVP_MD *md, int (*copy)(EVP_MD_CTX *to,
153                                                  const EVP_MD_CTX *from));
154 OSSL_DEPRECATEDIN_3_0
155 int EVP_MD_meth_set_cleanup(EVP_MD *md, int (*cleanup)(EVP_MD_CTX *ctx));
156 OSSL_DEPRECATEDIN_3_0
157 int EVP_MD_meth_set_ctrl(EVP_MD *md, int (*ctrl)(EVP_MD_CTX *ctx, int cmd,
158                                                  int p1, void *p2));
159 OSSL_DEPRECATEDIN_3_0 int EVP_MD_meth_get_input_blocksize(const EVP_MD *md);
160 OSSL_DEPRECATEDIN_3_0 int EVP_MD_meth_get_result_size(const EVP_MD *md);
161 OSSL_DEPRECATEDIN_3_0 int EVP_MD_meth_get_app_datasize(const EVP_MD *md);
162 OSSL_DEPRECATEDIN_3_0 unsigned long EVP_MD_meth_get_flags(const EVP_MD *md);
163 OSSL_DEPRECATEDIN_3_0
164 int (*EVP_MD_meth_get_init(const EVP_MD *md))(EVP_MD_CTX *ctx);
165 OSSL_DEPRECATEDIN_3_0
166 int (*EVP_MD_meth_get_update(const EVP_MD *md))(EVP_MD_CTX *ctx,
167                                                 const void *data, size_t count);
168 OSSL_DEPRECATEDIN_3_0
169 int (*EVP_MD_meth_get_final(const EVP_MD *md))(EVP_MD_CTX *ctx,
170                                                unsigned char *md);
171 OSSL_DEPRECATEDIN_3_0
172 int (*EVP_MD_meth_get_copy(const EVP_MD *md))(EVP_MD_CTX *to,
173                                               const EVP_MD_CTX *from);
174 OSSL_DEPRECATEDIN_3_0
175 int (*EVP_MD_meth_get_cleanup(const EVP_MD *md))(EVP_MD_CTX *ctx);
176 OSSL_DEPRECATEDIN_3_0
177 int (*EVP_MD_meth_get_ctrl(const EVP_MD *md))(EVP_MD_CTX *ctx, int cmd,
178                                               int p1, void *p2);
179 #  endif
180 /* digest can only handle a single block */
181 #  define EVP_MD_FLAG_ONESHOT     0x0001
182 
183 /* digest is extensible-output function, XOF */
184 #  define EVP_MD_FLAG_XOF         0x0002
185 
186 /* DigestAlgorithmIdentifier flags... */
187 
188 #  define EVP_MD_FLAG_DIGALGID_MASK               0x0018
189 
190 /* NULL or absent parameter accepted. Use NULL */
191 
192 #  define EVP_MD_FLAG_DIGALGID_NULL               0x0000
193 
194 /* NULL or absent parameter accepted. Use NULL for PKCS#1 otherwise absent */
195 
196 #  define EVP_MD_FLAG_DIGALGID_ABSENT             0x0008
197 
198 /* Custom handling via ctrl */
199 
200 #  define EVP_MD_FLAG_DIGALGID_CUSTOM             0x0018
201 
202 /* Note if suitable for use in FIPS mode */
203 #  define EVP_MD_FLAG_FIPS        0x0400
204 
205 /* Digest ctrls */
206 
207 #  define EVP_MD_CTRL_DIGALGID                    0x1
208 #  define EVP_MD_CTRL_MICALG                      0x2
209 #  define EVP_MD_CTRL_XOF_LEN                     0x3
210 #  define EVP_MD_CTRL_TLSTREE                     0x4
211 
212 /* Minimum Algorithm specific ctrl value */
213 
214 #  define EVP_MD_CTRL_ALG_CTRL                    0x1000
215 
216 # endif                         /* !EVP_MD */
217 
218 /* values for EVP_MD_CTX flags */
219 
220 # define EVP_MD_CTX_FLAG_ONESHOT         0x0001/* digest update will be
221                                                 * called once only */
222 # define EVP_MD_CTX_FLAG_CLEANED         0x0002/* context has already been
223                                                 * cleaned */
224 # define EVP_MD_CTX_FLAG_REUSE           0x0004/* Don't free up ctx->md_data
225                                                 * in EVP_MD_CTX_reset */
226 /*
227  * FIPS and pad options are ignored in 1.0.0, definitions are here so we
228  * don't accidentally reuse the values for other purposes.
229  */
230 
231 /* This flag has no effect from openssl-3.0 onwards */
232 # define EVP_MD_CTX_FLAG_NON_FIPS_ALLOW  0x0008
233 
234 /*
235  * The following PAD options are also currently ignored in 1.0.0, digest
236  * parameters are handled through EVP_DigestSign*() and EVP_DigestVerify*()
237  * instead.
238  */
239 # define EVP_MD_CTX_FLAG_PAD_MASK        0xF0/* RSA mode to use */
240 # define EVP_MD_CTX_FLAG_PAD_PKCS1       0x00/* PKCS#1 v1.5 mode */
241 # define EVP_MD_CTX_FLAG_PAD_X931        0x10/* X9.31 mode */
242 # define EVP_MD_CTX_FLAG_PAD_PSS         0x20/* PSS mode */
243 
244 # define EVP_MD_CTX_FLAG_NO_INIT         0x0100/* Don't initialize md_data */
245 /*
246  * Some functions such as EVP_DigestSign only finalise copies of internal
247  * contexts so additional data can be included after the finalisation call.
248  * This is inefficient if this functionality is not required: it is disabled
249  * if the following flag is set.
250  */
251 # define EVP_MD_CTX_FLAG_FINALISE        0x0200
252 /* NOTE: 0x0400 and 0x0800 are reserved for internal usage */
253 
254 # ifndef OPENSSL_NO_DEPRECATED_3_0
255 OSSL_DEPRECATEDIN_3_0
256 EVP_CIPHER *EVP_CIPHER_meth_new(int cipher_type, int block_size, int key_len);
257 OSSL_DEPRECATEDIN_3_0
258 EVP_CIPHER *EVP_CIPHER_meth_dup(const EVP_CIPHER *cipher);
259 OSSL_DEPRECATEDIN_3_0
260 void EVP_CIPHER_meth_free(EVP_CIPHER *cipher);
261 OSSL_DEPRECATEDIN_3_0
262 int EVP_CIPHER_meth_set_iv_length(EVP_CIPHER *cipher, int iv_len);
263 OSSL_DEPRECATEDIN_3_0
264 int EVP_CIPHER_meth_set_flags(EVP_CIPHER *cipher, unsigned long flags);
265 OSSL_DEPRECATEDIN_3_0
266 int EVP_CIPHER_meth_set_impl_ctx_size(EVP_CIPHER *cipher, int ctx_size);
267 OSSL_DEPRECATEDIN_3_0
268 int EVP_CIPHER_meth_set_init(EVP_CIPHER *cipher,
269                              int (*init) (EVP_CIPHER_CTX *ctx,
270                                           const unsigned char *key,
271                                           const unsigned char *iv,
272                                           int enc));
273 OSSL_DEPRECATEDIN_3_0
274 int EVP_CIPHER_meth_set_do_cipher(EVP_CIPHER *cipher,
275                                   int (*do_cipher) (EVP_CIPHER_CTX *ctx,
276                                                     unsigned char *out,
277                                                     const unsigned char *in,
278                                                     size_t inl));
279 OSSL_DEPRECATEDIN_3_0
280 int EVP_CIPHER_meth_set_cleanup(EVP_CIPHER *cipher,
281                                 int (*cleanup) (EVP_CIPHER_CTX *));
282 OSSL_DEPRECATEDIN_3_0
283 int EVP_CIPHER_meth_set_set_asn1_params(EVP_CIPHER *cipher,
284                                         int (*set_asn1_parameters) (EVP_CIPHER_CTX *,
285                                                                     ASN1_TYPE *));
286 OSSL_DEPRECATEDIN_3_0
287 int EVP_CIPHER_meth_set_get_asn1_params(EVP_CIPHER *cipher,
288                                         int (*get_asn1_parameters) (EVP_CIPHER_CTX *,
289                                                                     ASN1_TYPE *));
290 OSSL_DEPRECATEDIN_3_0
291 int EVP_CIPHER_meth_set_ctrl(EVP_CIPHER *cipher,
292                              int (*ctrl) (EVP_CIPHER_CTX *, int type,
293                                           int arg, void *ptr));
294 OSSL_DEPRECATEDIN_3_0 int
295 (*EVP_CIPHER_meth_get_init(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *ctx,
296                                                       const unsigned char *key,
297                                                       const unsigned char *iv,
298                                                       int enc);
299 OSSL_DEPRECATEDIN_3_0 int
300 (*EVP_CIPHER_meth_get_do_cipher(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *ctx,
301                                                            unsigned char *out,
302                                                            const unsigned char *in,
303                                                            size_t inl);
304 OSSL_DEPRECATEDIN_3_0 int
305 (*EVP_CIPHER_meth_get_cleanup(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *);
306 OSSL_DEPRECATEDIN_3_0 int
307 (*EVP_CIPHER_meth_get_set_asn1_params(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *,
308                                                                  ASN1_TYPE *);
309 OSSL_DEPRECATEDIN_3_0 int
310 (*EVP_CIPHER_meth_get_get_asn1_params(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *,
311                                                                  ASN1_TYPE *);
312 OSSL_DEPRECATEDIN_3_0 int
313 (*EVP_CIPHER_meth_get_ctrl(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *, int type,
314                                                       int arg, void *ptr);
315 # endif
316 
317 /* Values for cipher flags */
318 
319 /* Modes for ciphers */
320 
321 # define         EVP_CIPH_STREAM_CIPHER          0x0
322 # define         EVP_CIPH_ECB_MODE               0x1
323 # define         EVP_CIPH_CBC_MODE               0x2
324 # define         EVP_CIPH_CFB_MODE               0x3
325 # define         EVP_CIPH_OFB_MODE               0x4
326 # define         EVP_CIPH_CTR_MODE               0x5
327 # define         EVP_CIPH_GCM_MODE               0x6
328 # define         EVP_CIPH_CCM_MODE               0x7
329 # define         EVP_CIPH_XTS_MODE               0x10001
330 # define         EVP_CIPH_WRAP_MODE              0x10002
331 # define         EVP_CIPH_OCB_MODE               0x10003
332 # define         EVP_CIPH_SIV_MODE               0x10004
333 # define         EVP_CIPH_GCM_SIV_MODE           0x10005
334 # define         EVP_CIPH_MODE                   0xF0007
335 /* Set if variable length cipher */
336 # define         EVP_CIPH_VARIABLE_LENGTH        0x8
337 /* Set if the iv handling should be done by the cipher itself */
338 # define         EVP_CIPH_CUSTOM_IV              0x10
339 /* Set if the cipher's init() function should be called if key is NULL */
340 # define         EVP_CIPH_ALWAYS_CALL_INIT       0x20
341 /* Call ctrl() to init cipher parameters */
342 # define         EVP_CIPH_CTRL_INIT              0x40
343 /* Don't use standard key length function */
344 # define         EVP_CIPH_CUSTOM_KEY_LENGTH      0x80
345 /* Don't use standard block padding */
346 # define         EVP_CIPH_NO_PADDING             0x100
347 /* cipher handles random key generation */
348 # define         EVP_CIPH_RAND_KEY               0x200
349 /* cipher has its own additional copying logic */
350 # define         EVP_CIPH_CUSTOM_COPY            0x400
351 /* Don't use standard iv length function */
352 # define         EVP_CIPH_CUSTOM_IV_LENGTH       0x800
353 /* Legacy and no longer relevant: Allow use default ASN1 get/set iv */
354 # define         EVP_CIPH_FLAG_DEFAULT_ASN1      0
355 /* Free:                                         0x1000 */
356 /* Buffer length in bits not bytes: CFB1 mode only */
357 # define         EVP_CIPH_FLAG_LENGTH_BITS       0x2000
358 /* Deprecated FIPS flag: was 0x4000 */
359 # define         EVP_CIPH_FLAG_FIPS              0
360 /* Deprecated FIPS flag: was 0x8000 */
361 # define         EVP_CIPH_FLAG_NON_FIPS_ALLOW    0
362 
363 /*
364  * Cipher handles any and all padding logic as well as finalisation.
365  */
366 # define         EVP_CIPH_FLAG_CTS               0x4000
367 # define         EVP_CIPH_FLAG_CUSTOM_CIPHER     0x100000
368 # define         EVP_CIPH_FLAG_AEAD_CIPHER       0x200000
369 # define         EVP_CIPH_FLAG_TLS1_1_MULTIBLOCK 0x400000
370 /* Cipher can handle pipeline operations */
371 # define         EVP_CIPH_FLAG_PIPELINE          0X800000
372 /* For provider implementations that handle  ASN1 get/set param themselves */
373 # define         EVP_CIPH_FLAG_CUSTOM_ASN1       0x1000000
374 /* For ciphers generating unprotected CMS attributes */
375 # define         EVP_CIPH_FLAG_CIPHER_WITH_MAC   0x2000000
376 /* For supplementary wrap cipher support */
377 # define         EVP_CIPH_FLAG_GET_WRAP_CIPHER   0x4000000
378 # define         EVP_CIPH_FLAG_INVERSE_CIPHER    0x8000000
379 
380 /*
381  * Cipher context flag to indicate we can handle wrap mode: if allowed in
382  * older applications it could overflow buffers.
383  */
384 
385 # define         EVP_CIPHER_CTX_FLAG_WRAP_ALLOW  0x1
386 
387 /* ctrl() values */
388 
389 # define         EVP_CTRL_INIT                   0x0
390 # define         EVP_CTRL_SET_KEY_LENGTH         0x1
391 # define         EVP_CTRL_GET_RC2_KEY_BITS       0x2
392 # define         EVP_CTRL_SET_RC2_KEY_BITS       0x3
393 # define         EVP_CTRL_GET_RC5_ROUNDS         0x4
394 # define         EVP_CTRL_SET_RC5_ROUNDS         0x5
395 # define         EVP_CTRL_RAND_KEY               0x6
396 # define         EVP_CTRL_PBE_PRF_NID            0x7
397 # define         EVP_CTRL_COPY                   0x8
398 # define         EVP_CTRL_AEAD_SET_IVLEN         0x9
399 # define         EVP_CTRL_AEAD_GET_TAG           0x10
400 # define         EVP_CTRL_AEAD_SET_TAG           0x11
401 # define         EVP_CTRL_AEAD_SET_IV_FIXED      0x12
402 # define         EVP_CTRL_GCM_SET_IVLEN          EVP_CTRL_AEAD_SET_IVLEN
403 # define         EVP_CTRL_GCM_GET_TAG            EVP_CTRL_AEAD_GET_TAG
404 # define         EVP_CTRL_GCM_SET_TAG            EVP_CTRL_AEAD_SET_TAG
405 # define         EVP_CTRL_GCM_SET_IV_FIXED       EVP_CTRL_AEAD_SET_IV_FIXED
406 # define         EVP_CTRL_GCM_IV_GEN             0x13
407 # define         EVP_CTRL_CCM_SET_IVLEN          EVP_CTRL_AEAD_SET_IVLEN
408 # define         EVP_CTRL_CCM_GET_TAG            EVP_CTRL_AEAD_GET_TAG
409 # define         EVP_CTRL_CCM_SET_TAG            EVP_CTRL_AEAD_SET_TAG
410 # define         EVP_CTRL_CCM_SET_IV_FIXED       EVP_CTRL_AEAD_SET_IV_FIXED
411 # define         EVP_CTRL_CCM_SET_L              0x14
412 # define         EVP_CTRL_CCM_SET_MSGLEN         0x15
413 /*
414  * AEAD cipher deduces payload length and returns number of bytes required to
415  * store MAC and eventual padding. Subsequent call to EVP_Cipher even
416  * appends/verifies MAC.
417  */
418 # define         EVP_CTRL_AEAD_TLS1_AAD          0x16
419 /* Used by composite AEAD ciphers, no-op in GCM, CCM... */
420 # define         EVP_CTRL_AEAD_SET_MAC_KEY       0x17
421 /* Set the GCM invocation field, decrypt only */
422 # define         EVP_CTRL_GCM_SET_IV_INV         0x18
423 
424 # define         EVP_CTRL_TLS1_1_MULTIBLOCK_AAD  0x19
425 # define         EVP_CTRL_TLS1_1_MULTIBLOCK_ENCRYPT      0x1a
426 # define         EVP_CTRL_TLS1_1_MULTIBLOCK_DECRYPT      0x1b
427 # define         EVP_CTRL_TLS1_1_MULTIBLOCK_MAX_BUFSIZE  0x1c
428 
429 # define         EVP_CTRL_SSL3_MASTER_SECRET             0x1d
430 
431 /* EVP_CTRL_SET_SBOX takes the char * specifying S-boxes */
432 # define         EVP_CTRL_SET_SBOX                       0x1e
433 /*
434  * EVP_CTRL_SBOX_USED takes a 'size_t' and 'char *', pointing at a
435  * pre-allocated buffer with specified size
436  */
437 # define         EVP_CTRL_SBOX_USED                      0x1f
438 /* EVP_CTRL_KEY_MESH takes 'size_t' number of bytes to mesh the key after,
439  * 0 switches meshing off
440  */
441 # define         EVP_CTRL_KEY_MESH                       0x20
442 /* EVP_CTRL_BLOCK_PADDING_MODE takes the padding mode */
443 # define         EVP_CTRL_BLOCK_PADDING_MODE             0x21
444 
445 /* Set the output buffers to use for a pipelined operation */
446 # define         EVP_CTRL_SET_PIPELINE_OUTPUT_BUFS       0x22
447 /* Set the input buffers to use for a pipelined operation */
448 # define         EVP_CTRL_SET_PIPELINE_INPUT_BUFS        0x23
449 /* Set the input buffer lengths to use for a pipelined operation */
450 # define         EVP_CTRL_SET_PIPELINE_INPUT_LENS        0x24
451 /* Get the IV length used by the cipher */
452 # define         EVP_CTRL_GET_IVLEN                      0x25
453 /* 0x26 is unused */
454 /* Tell the cipher it's doing a speed test (SIV disallows multiple ops) */
455 # define         EVP_CTRL_SET_SPEED                      0x27
456 /* Get the unprotectedAttrs from cipher ctx */
457 # define         EVP_CTRL_PROCESS_UNPROTECTED            0x28
458 /* Get the supplementary wrap cipher */
459 #define          EVP_CTRL_GET_WRAP_CIPHER                0x29
460 /* TLSTREE key diversification */
461 #define          EVP_CTRL_TLSTREE                        0x2A
462 
463 /* Padding modes */
464 #define EVP_PADDING_PKCS7       1
465 #define EVP_PADDING_ISO7816_4   2
466 #define EVP_PADDING_ANSI923     3
467 #define EVP_PADDING_ISO10126    4
468 #define EVP_PADDING_ZERO        5
469 
470 /* RFC 5246 defines additional data to be 13 bytes in length */
471 # define         EVP_AEAD_TLS1_AAD_LEN           13
472 
473 typedef struct {
474     unsigned char *out;
475     const unsigned char *inp;
476     size_t len;
477     unsigned int interleave;
478 } EVP_CTRL_TLS1_1_MULTIBLOCK_PARAM;
479 
480 /* GCM TLS constants */
481 /* Length of fixed part of IV derived from PRF */
482 # define EVP_GCM_TLS_FIXED_IV_LEN                        4
483 /* Length of explicit part of IV part of TLS records */
484 # define EVP_GCM_TLS_EXPLICIT_IV_LEN                     8
485 /* Length of tag for TLS */
486 # define EVP_GCM_TLS_TAG_LEN                             16
487 
488 /* CCM TLS constants */
489 /* Length of fixed part of IV derived from PRF */
490 # define EVP_CCM_TLS_FIXED_IV_LEN                        4
491 /* Length of explicit part of IV part of TLS records */
492 # define EVP_CCM_TLS_EXPLICIT_IV_LEN                     8
493 /* Total length of CCM IV length for TLS */
494 # define EVP_CCM_TLS_IV_LEN                              12
495 /* Length of tag for TLS */
496 # define EVP_CCM_TLS_TAG_LEN                             16
497 /* Length of CCM8 tag for TLS */
498 # define EVP_CCM8_TLS_TAG_LEN                            8
499 
500 /* Length of tag for TLS */
501 # define EVP_CHACHAPOLY_TLS_TAG_LEN                      16
502 
503 typedef struct evp_cipher_info_st {
504     const EVP_CIPHER *cipher;
505     unsigned char iv[EVP_MAX_IV_LENGTH];
506 } EVP_CIPHER_INFO;
507 
508 
509 /* Password based encryption function */
510 typedef int (EVP_PBE_KEYGEN) (EVP_CIPHER_CTX *ctx, const char *pass,
511                               int passlen, ASN1_TYPE *param,
512                               const EVP_CIPHER *cipher, const EVP_MD *md,
513                               int en_de);
514 
515 typedef int (EVP_PBE_KEYGEN_EX) (EVP_CIPHER_CTX *ctx, const char *pass,
516                                  int passlen, ASN1_TYPE *param,
517                                  const EVP_CIPHER *cipher, const EVP_MD *md,
518                                  int en_de, OSSL_LIB_CTX *libctx, const char *propq);
519 
520 # ifndef OPENSSL_NO_DEPRECATED_3_0
521 #  define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
522                                                          (rsa))
523 # endif
524 
525 # ifndef OPENSSL_NO_DSA
526 #  define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
527                                         (dsa))
528 # endif
529 
530 # if !defined(OPENSSL_NO_DH) && !defined(OPENSSL_NO_DEPRECATED_3_0)
531 #  define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,(dh))
532 # endif
533 
534 # ifndef OPENSSL_NO_DEPRECATED_3_0
535 #  ifndef OPENSSL_NO_EC
536 #   define EVP_PKEY_assign_EC_KEY(pkey,eckey) \
537         EVP_PKEY_assign((pkey), EVP_PKEY_EC, (eckey))
538 #  endif
539 # endif
540 # ifndef OPENSSL_NO_SIPHASH
541 #  define EVP_PKEY_assign_SIPHASH(pkey,shkey) EVP_PKEY_assign((pkey),\
542                                         EVP_PKEY_SIPHASH,(shkey))
543 # endif
544 
545 # ifndef OPENSSL_NO_POLY1305
546 #  define EVP_PKEY_assign_POLY1305(pkey,polykey) EVP_PKEY_assign((pkey),\
547                                         EVP_PKEY_POLY1305,(polykey))
548 # endif
549 
550 /* Add some extra combinations */
551 # define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
552 # define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
553 # define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
554 # define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
555 
556 int EVP_MD_get_type(const EVP_MD *md);
557 # define EVP_MD_type EVP_MD_get_type
558 # define EVP_MD_nid EVP_MD_get_type
559 const char *EVP_MD_get0_name(const EVP_MD *md);
560 # define EVP_MD_name EVP_MD_get0_name
561 const char *EVP_MD_get0_description(const EVP_MD *md);
562 int EVP_MD_is_a(const EVP_MD *md, const char *name);
563 int EVP_MD_names_do_all(const EVP_MD *md,
564                         void (*fn)(const char *name, void *data),
565                         void *data);
566 const OSSL_PROVIDER *EVP_MD_get0_provider(const EVP_MD *md);
567 int EVP_MD_get_pkey_type(const EVP_MD *md);
568 # define EVP_MD_pkey_type EVP_MD_get_pkey_type
569 int EVP_MD_get_size(const EVP_MD *md);
570 # define EVP_MD_size EVP_MD_get_size
571 int EVP_MD_get_block_size(const EVP_MD *md);
572 # define EVP_MD_block_size EVP_MD_get_block_size
573 unsigned long EVP_MD_get_flags(const EVP_MD *md);
574 # define EVP_MD_flags EVP_MD_get_flags
575 int EVP_MD_xof(const EVP_MD *md);
576 
577 const EVP_MD *EVP_MD_CTX_get0_md(const EVP_MD_CTX *ctx);
578 EVP_MD *EVP_MD_CTX_get1_md(EVP_MD_CTX *ctx);
579 # ifndef OPENSSL_NO_DEPRECATED_3_0
580 OSSL_DEPRECATEDIN_3_0
581 const EVP_MD *EVP_MD_CTX_md(const EVP_MD_CTX *ctx);
582 OSSL_DEPRECATEDIN_3_0
583 int (*EVP_MD_CTX_update_fn(EVP_MD_CTX *ctx))(EVP_MD_CTX *ctx,
584                                              const void *data, size_t count);
585 OSSL_DEPRECATEDIN_3_0
586 void EVP_MD_CTX_set_update_fn(EVP_MD_CTX *ctx,
587                               int (*update) (EVP_MD_CTX *ctx,
588                                              const void *data, size_t count));
589 # endif
590 int EVP_MD_CTX_get_size_ex(const EVP_MD_CTX *ctx);
591 
592 # define EVP_MD_CTX_get0_name(e)       EVP_MD_get0_name(EVP_MD_CTX_get0_md(e))
593 # define EVP_MD_CTX_get_size(e)        EVP_MD_CTX_get_size_ex(e)
594 # define EVP_MD_CTX_size               EVP_MD_CTX_get_size_ex
595 # define EVP_MD_CTX_get_block_size(e)  EVP_MD_get_block_size(EVP_MD_CTX_get0_md(e))
596 # define EVP_MD_CTX_block_size EVP_MD_CTX_get_block_size
597 # define EVP_MD_CTX_get_type(e)            EVP_MD_get_type(EVP_MD_CTX_get0_md(e))
598 # define EVP_MD_CTX_type EVP_MD_CTX_get_type
599 EVP_PKEY_CTX *EVP_MD_CTX_get_pkey_ctx(const EVP_MD_CTX *ctx);
600 # define EVP_MD_CTX_pkey_ctx EVP_MD_CTX_get_pkey_ctx
601 void EVP_MD_CTX_set_pkey_ctx(EVP_MD_CTX *ctx, EVP_PKEY_CTX *pctx);
602 void *EVP_MD_CTX_get0_md_data(const EVP_MD_CTX *ctx);
603 # define EVP_MD_CTX_md_data EVP_MD_CTX_get0_md_data
604 
605 int EVP_CIPHER_get_nid(const EVP_CIPHER *cipher);
606 # define EVP_CIPHER_nid EVP_CIPHER_get_nid
607 const char *EVP_CIPHER_get0_name(const EVP_CIPHER *cipher);
608 # define EVP_CIPHER_name EVP_CIPHER_get0_name
609 const char *EVP_CIPHER_get0_description(const EVP_CIPHER *cipher);
610 int EVP_CIPHER_is_a(const EVP_CIPHER *cipher, const char *name);
611 int EVP_CIPHER_names_do_all(const EVP_CIPHER *cipher,
612                             void (*fn)(const char *name, void *data),
613                             void *data);
614 const OSSL_PROVIDER *EVP_CIPHER_get0_provider(const EVP_CIPHER *cipher);
615 int EVP_CIPHER_get_block_size(const EVP_CIPHER *cipher);
616 # define EVP_CIPHER_block_size EVP_CIPHER_get_block_size
617 # ifndef OPENSSL_NO_DEPRECATED_3_0
618 OSSL_DEPRECATEDIN_3_0
619 int EVP_CIPHER_impl_ctx_size(const EVP_CIPHER *cipher);
620 # endif
621 int EVP_CIPHER_get_key_length(const EVP_CIPHER *cipher);
622 # define EVP_CIPHER_key_length EVP_CIPHER_get_key_length
623 int EVP_CIPHER_get_iv_length(const EVP_CIPHER *cipher);
624 # define EVP_CIPHER_iv_length EVP_CIPHER_get_iv_length
625 unsigned long EVP_CIPHER_get_flags(const EVP_CIPHER *cipher);
626 # define EVP_CIPHER_flags EVP_CIPHER_get_flags
627 int EVP_CIPHER_get_mode(const EVP_CIPHER *cipher);
628 # define EVP_CIPHER_mode EVP_CIPHER_get_mode
629 int EVP_CIPHER_get_type(const EVP_CIPHER *cipher);
630 # define EVP_CIPHER_type EVP_CIPHER_get_type
631 EVP_CIPHER *EVP_CIPHER_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
632                              const char *properties);
633 int EVP_CIPHER_can_pipeline(const EVP_CIPHER *cipher, int enc);
634 int EVP_CIPHER_up_ref(EVP_CIPHER *cipher);
635 void EVP_CIPHER_free(EVP_CIPHER *cipher);
636 
637 const EVP_CIPHER *EVP_CIPHER_CTX_get0_cipher(const EVP_CIPHER_CTX *ctx);
638 EVP_CIPHER *EVP_CIPHER_CTX_get1_cipher(EVP_CIPHER_CTX *ctx);
639 int EVP_CIPHER_CTX_is_encrypting(const EVP_CIPHER_CTX *ctx);
640 # define EVP_CIPHER_CTX_encrypting EVP_CIPHER_CTX_is_encrypting
641 int EVP_CIPHER_CTX_get_nid(const EVP_CIPHER_CTX *ctx);
642 # define EVP_CIPHER_CTX_nid EVP_CIPHER_CTX_get_nid
643 int EVP_CIPHER_CTX_get_block_size(const EVP_CIPHER_CTX *ctx);
644 # define EVP_CIPHER_CTX_block_size EVP_CIPHER_CTX_get_block_size
645 int EVP_CIPHER_CTX_get_key_length(const EVP_CIPHER_CTX *ctx);
646 # define EVP_CIPHER_CTX_key_length EVP_CIPHER_CTX_get_key_length
647 int EVP_CIPHER_CTX_get_iv_length(const EVP_CIPHER_CTX *ctx);
648 # define EVP_CIPHER_CTX_iv_length EVP_CIPHER_CTX_get_iv_length
649 int EVP_CIPHER_CTX_get_tag_length(const EVP_CIPHER_CTX *ctx);
650 # define EVP_CIPHER_CTX_tag_length EVP_CIPHER_CTX_get_tag_length
651 # ifndef OPENSSL_NO_DEPRECATED_3_0
652 const EVP_CIPHER *EVP_CIPHER_CTX_cipher(const EVP_CIPHER_CTX *ctx);
653 OSSL_DEPRECATEDIN_3_0 const unsigned char *EVP_CIPHER_CTX_iv(const EVP_CIPHER_CTX *ctx);
654 OSSL_DEPRECATEDIN_3_0 const unsigned char *EVP_CIPHER_CTX_original_iv(const EVP_CIPHER_CTX *ctx);
655 OSSL_DEPRECATEDIN_3_0 unsigned char *EVP_CIPHER_CTX_iv_noconst(EVP_CIPHER_CTX *ctx);
656 # endif
657 int EVP_CIPHER_CTX_get_updated_iv(EVP_CIPHER_CTX *ctx, void *buf, size_t len);
658 int EVP_CIPHER_CTX_get_original_iv(EVP_CIPHER_CTX *ctx, void *buf, size_t len);
659 # ifndef OPENSSL_NO_DEPRECATED_3_0
660 OSSL_DEPRECATEDIN_3_0
661 unsigned char *EVP_CIPHER_CTX_buf_noconst(EVP_CIPHER_CTX *ctx);
662 # endif
663 int EVP_CIPHER_CTX_get_num(const EVP_CIPHER_CTX *ctx);
664 # define EVP_CIPHER_CTX_num EVP_CIPHER_CTX_get_num
665 int EVP_CIPHER_CTX_set_num(EVP_CIPHER_CTX *ctx, int num);
666 EVP_CIPHER_CTX *EVP_CIPHER_CTX_dup(const EVP_CIPHER_CTX *in);
667 int EVP_CIPHER_CTX_copy(EVP_CIPHER_CTX *out, const EVP_CIPHER_CTX *in);
668 void *EVP_CIPHER_CTX_get_app_data(const EVP_CIPHER_CTX *ctx);
669 void EVP_CIPHER_CTX_set_app_data(EVP_CIPHER_CTX *ctx, void *data);
670 void *EVP_CIPHER_CTX_get_cipher_data(const EVP_CIPHER_CTX *ctx);
671 void *EVP_CIPHER_CTX_set_cipher_data(EVP_CIPHER_CTX *ctx, void *cipher_data);
672 # define EVP_CIPHER_CTX_get0_name(c) EVP_CIPHER_get0_name(EVP_CIPHER_CTX_get0_cipher(c))
673 # define EVP_CIPHER_CTX_get_type(c)  EVP_CIPHER_get_type(EVP_CIPHER_CTX_get0_cipher(c))
674 # define EVP_CIPHER_CTX_type         EVP_CIPHER_CTX_get_type
675 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
676 #  define EVP_CIPHER_CTX_flags(c)    EVP_CIPHER_get_flags(EVP_CIPHER_CTX_get0_cipher(c))
677 # endif
678 # define EVP_CIPHER_CTX_get_mode(c)  EVP_CIPHER_get_mode(EVP_CIPHER_CTX_get0_cipher(c))
679 # define EVP_CIPHER_CTX_mode         EVP_CIPHER_CTX_get_mode
680 
681 # define EVP_ENCODE_LENGTH(l)    ((((l)+2)/3*4)+((l)/48+1)*2+80)
682 # define EVP_DECODE_LENGTH(l)    (((l)+3)/4*3+80)
683 
684 # define EVP_SignInit_ex(a,b,c)          EVP_DigestInit_ex(a,b,c)
685 # define EVP_SignInit(a,b)               EVP_DigestInit(a,b)
686 # define EVP_SignUpdate(a,b,c)           EVP_DigestUpdate(a,b,c)
687 # define EVP_VerifyInit_ex(a,b,c)        EVP_DigestInit_ex(a,b,c)
688 # define EVP_VerifyInit(a,b)             EVP_DigestInit(a,b)
689 # define EVP_VerifyUpdate(a,b,c)         EVP_DigestUpdate(a,b,c)
690 # define EVP_OpenUpdate(a,b,c,d,e)       EVP_DecryptUpdate(a,b,c,d,e)
691 # define EVP_SealUpdate(a,b,c,d,e)       EVP_EncryptUpdate(a,b,c,d,e)
692 
693 # ifdef CONST_STRICT
694 void BIO_set_md(BIO *, const EVP_MD *md);
695 # else
696 #  define BIO_set_md(b,md)          BIO_ctrl(b,BIO_C_SET_MD,0,(void *)(md))
697 # endif
698 # define BIO_get_md(b,mdp)          BIO_ctrl(b,BIO_C_GET_MD,0,(mdp))
699 # define BIO_get_md_ctx(b,mdcp)     BIO_ctrl(b,BIO_C_GET_MD_CTX,0,(mdcp))
700 # define BIO_set_md_ctx(b,mdcp)     BIO_ctrl(b,BIO_C_SET_MD_CTX,0,(mdcp))
701 # define BIO_get_cipher_status(b)   BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
702 # define BIO_get_cipher_ctx(b,c_pp) BIO_ctrl(b,BIO_C_GET_CIPHER_CTX,0,(c_pp))
703 
704 __owur int EVP_Cipher(EVP_CIPHER_CTX *c,
705                           unsigned char *out,
706                           const unsigned char *in, unsigned int inl);
707 
708 # define EVP_add_cipher_alias(n,alias) \
709         OBJ_NAME_add((alias),OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS,(n))
710 # define EVP_add_digest_alias(n,alias) \
711         OBJ_NAME_add((alias),OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,(n))
712 # define EVP_delete_cipher_alias(alias) \
713         OBJ_NAME_remove(alias,OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS);
714 # define EVP_delete_digest_alias(alias) \
715         OBJ_NAME_remove(alias,OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS);
716 
717 int EVP_MD_get_params(const EVP_MD *digest, OSSL_PARAM params[]);
718 int EVP_MD_CTX_set_params(EVP_MD_CTX *ctx, const OSSL_PARAM params[]);
719 int EVP_MD_CTX_get_params(EVP_MD_CTX *ctx, OSSL_PARAM params[]);
720 const OSSL_PARAM *EVP_MD_gettable_params(const EVP_MD *digest);
721 const OSSL_PARAM *EVP_MD_settable_ctx_params(const EVP_MD *md);
722 const OSSL_PARAM *EVP_MD_gettable_ctx_params(const EVP_MD *md);
723 const OSSL_PARAM *EVP_MD_CTX_settable_params(EVP_MD_CTX *ctx);
724 const OSSL_PARAM *EVP_MD_CTX_gettable_params(EVP_MD_CTX *ctx);
725 int EVP_MD_CTX_ctrl(EVP_MD_CTX *ctx, int cmd, int p1, void *p2);
726 EVP_MD_CTX *EVP_MD_CTX_new(void);
727 int EVP_MD_CTX_reset(EVP_MD_CTX *ctx);
728 void EVP_MD_CTX_free(EVP_MD_CTX *ctx);
729 # define EVP_MD_CTX_create()     EVP_MD_CTX_new()
730 # define EVP_MD_CTX_init(ctx)    EVP_MD_CTX_reset((ctx))
731 # define EVP_MD_CTX_destroy(ctx) EVP_MD_CTX_free((ctx))
732 __owur EVP_MD_CTX *EVP_MD_CTX_dup(const EVP_MD_CTX *in);
733 __owur int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out, const EVP_MD_CTX *in);
734 void EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags);
735 void EVP_MD_CTX_clear_flags(EVP_MD_CTX *ctx, int flags);
736 int EVP_MD_CTX_test_flags(const EVP_MD_CTX *ctx, int flags);
737 __owur int EVP_DigestInit_ex2(EVP_MD_CTX *ctx, const EVP_MD *type,
738                               const OSSL_PARAM params[]);
739 __owur int EVP_DigestInit_ex(EVP_MD_CTX *ctx, const EVP_MD *type,
740                                  ENGINE *impl);
741 __owur int EVP_DigestUpdate(EVP_MD_CTX *ctx, const void *d,
742                                 size_t cnt);
743 __owur int EVP_DigestFinal_ex(EVP_MD_CTX *ctx, unsigned char *md,
744                                   unsigned int *s);
745 __owur int EVP_Digest(const void *data, size_t count,
746                           unsigned char *md, unsigned int *size,
747                           const EVP_MD *type, ENGINE *impl);
748 __owur int EVP_Q_digest(OSSL_LIB_CTX *libctx, const char *name,
749                         const char *propq, const void *data, size_t datalen,
750                         unsigned char *md, size_t *mdlen);
751 
752 __owur int EVP_MD_CTX_copy(EVP_MD_CTX *out, const EVP_MD_CTX *in);
753 __owur int EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
754 __owur int EVP_DigestFinal(EVP_MD_CTX *ctx, unsigned char *md,
755                            unsigned int *s);
756 __owur int EVP_DigestFinalXOF(EVP_MD_CTX *ctx, unsigned char *out,
757                               size_t outlen);
758 __owur int EVP_DigestSqueeze(EVP_MD_CTX *ctx, unsigned char *out,
759                              size_t outlen);
760 
761 __owur EVP_MD *EVP_MD_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
762                             const char *properties);
763 
764 int EVP_MD_up_ref(EVP_MD *md);
765 void EVP_MD_free(EVP_MD *md);
766 
767 int EVP_read_pw_string(char *buf, int length, const char *prompt, int verify);
768 int EVP_read_pw_string_min(char *buf, int minlen, int maxlen,
769                            const char *prompt, int verify);
770 void EVP_set_pw_prompt(const char *prompt);
771 char *EVP_get_pw_prompt(void);
772 
773 __owur int EVP_BytesToKey(const EVP_CIPHER *type, const EVP_MD *md,
774                           const unsigned char *salt,
775                           const unsigned char *data, int datal, int count,
776                           unsigned char *key, unsigned char *iv);
777 
778 void EVP_CIPHER_CTX_set_flags(EVP_CIPHER_CTX *ctx, int flags);
779 void EVP_CIPHER_CTX_clear_flags(EVP_CIPHER_CTX *ctx, int flags);
780 int EVP_CIPHER_CTX_test_flags(const EVP_CIPHER_CTX *ctx, int flags);
781 
782 __owur int EVP_EncryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
783                            const unsigned char *key, const unsigned char *iv);
784 __owur int EVP_EncryptInit_ex(EVP_CIPHER_CTX *ctx,
785                                   const EVP_CIPHER *cipher, ENGINE *impl,
786                                   const unsigned char *key,
787                                   const unsigned char *iv);
788 __owur int EVP_EncryptInit_ex2(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
789                                const unsigned char *key,
790                                const unsigned char *iv,
791                                const OSSL_PARAM params[]);
792 __owur int EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
793                                  int *outl, const unsigned char *in, int inl);
794 __owur int EVP_EncryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out,
795                                    int *outl);
796 __owur int EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out,
797                                 int *outl);
798 
799 __owur int EVP_DecryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
800                            const unsigned char *key, const unsigned char *iv);
801 __owur int EVP_DecryptInit_ex(EVP_CIPHER_CTX *ctx,
802                                   const EVP_CIPHER *cipher, ENGINE *impl,
803                                   const unsigned char *key,
804                                   const unsigned char *iv);
805 __owur int EVP_DecryptInit_ex2(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
806                                const unsigned char *key,
807                                const unsigned char *iv,
808                                const OSSL_PARAM params[]);
809 __owur int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
810                                  int *outl, const unsigned char *in, int inl);
811 __owur int EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm,
812                             int *outl);
813 __owur int EVP_DecryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm,
814                                    int *outl);
815 
816 __owur int EVP_CipherInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
817                           const unsigned char *key, const unsigned char *iv,
818                           int enc);
819 __owur int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx,
820                                  const EVP_CIPHER *cipher, ENGINE *impl,
821                                  const unsigned char *key,
822                                  const unsigned char *iv, int enc);
823 __owur int EVP_CipherInit_SKEY(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
824                                EVP_SKEY *skey, const unsigned char *iv, size_t iv_len,
825                                int enc, const OSSL_PARAM params[]);
826 __owur int EVP_CipherInit_ex2(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
827                               const unsigned char *key, const unsigned char *iv,
828                               int enc, const OSSL_PARAM params[]);
829 __owur int EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
830                             int *outl, const unsigned char *in, int inl);
831 __owur int EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm,
832                            int *outl);
833 __owur int EVP_CipherPipelineEncryptInit(EVP_CIPHER_CTX *ctx,
834                                          const EVP_CIPHER *cipher,
835                                          const unsigned char *key, size_t keylen,
836                                          size_t numpipes,
837                                          const unsigned char **iv, size_t ivlen);
838 __owur int EVP_CipherPipelineDecryptInit(EVP_CIPHER_CTX *ctx,
839                                          const EVP_CIPHER *cipher,
840                                          const unsigned char *key, size_t keylen,
841                                          size_t numpipes,
842                                          const unsigned char **iv, size_t ivlen);
843 __owur int EVP_CipherPipelineUpdate(EVP_CIPHER_CTX *ctx,
844                                     unsigned char **out, size_t *outl,
845                                     const size_t *outsize,
846                                     const unsigned char **in, const size_t *inl);
847 __owur int EVP_CipherPipelineFinal(EVP_CIPHER_CTX *ctx,
848                                    unsigned char **outm, size_t *outl,
849                                    const size_t *outsize);
850 __owur int EVP_CipherFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm,
851                               int *outl);
852 
853 __owur int EVP_SignFinal(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *s,
854                          EVP_PKEY *pkey);
855 __owur int EVP_SignFinal_ex(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *s,
856                             EVP_PKEY *pkey, OSSL_LIB_CTX *libctx,
857                             const char *propq);
858 
859 __owur int EVP_DigestSign(EVP_MD_CTX *ctx, unsigned char *sigret,
860                           size_t *siglen, const unsigned char *tbs,
861                           size_t tbslen);
862 
863 __owur int EVP_VerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sigbuf,
864                            unsigned int siglen, EVP_PKEY *pkey);
865 __owur int EVP_VerifyFinal_ex(EVP_MD_CTX *ctx, const unsigned char *sigbuf,
866                               unsigned int siglen, EVP_PKEY *pkey,
867                               OSSL_LIB_CTX *libctx, const char *propq);
868 
869 __owur int EVP_DigestVerify(EVP_MD_CTX *ctx, const unsigned char *sigret,
870                             size_t siglen, const unsigned char *tbs,
871                             size_t tbslen);
872 
873 __owur int EVP_DigestSignInit_ex(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
874                           const char *mdname, OSSL_LIB_CTX *libctx,
875                           const char *props, EVP_PKEY *pkey,
876                           const OSSL_PARAM params[]);
877 __owur int EVP_DigestSignInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
878                                   const EVP_MD *type, ENGINE *e,
879                                   EVP_PKEY *pkey);
880 __owur int EVP_DigestSignUpdate(EVP_MD_CTX *ctx, const void *data, size_t dsize);
881 __owur int EVP_DigestSignFinal(EVP_MD_CTX *ctx, unsigned char *sigret,
882                                size_t *siglen);
883 
884 __owur int EVP_DigestVerifyInit_ex(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
885                             const char *mdname, OSSL_LIB_CTX *libctx,
886                             const char *props, EVP_PKEY *pkey,
887                             const OSSL_PARAM params[]);
888 __owur int EVP_DigestVerifyInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
889                                 const EVP_MD *type, ENGINE *e,
890                                 EVP_PKEY *pkey);
891 int EVP_DigestVerifyUpdate(EVP_MD_CTX *ctx, const void *data, size_t dsize);
892 __owur int EVP_DigestVerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sig,
893                                  size_t siglen);
894 
895 __owur int EVP_OpenInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
896                         const unsigned char *ek, int ekl,
897                         const unsigned char *iv, EVP_PKEY *priv);
898 __owur int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
899 
900 __owur int EVP_SealInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
901                         unsigned char **ek, int *ekl, unsigned char *iv,
902                         EVP_PKEY **pubk, int npubk);
903 __owur int EVP_SealFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
904 
905 EVP_ENCODE_CTX *EVP_ENCODE_CTX_new(void);
906 void EVP_ENCODE_CTX_free(EVP_ENCODE_CTX *ctx);
907 int EVP_ENCODE_CTX_copy(EVP_ENCODE_CTX *dctx, const EVP_ENCODE_CTX *sctx);
908 int EVP_ENCODE_CTX_num(EVP_ENCODE_CTX *ctx);
909 void EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
910 int EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
911                      const unsigned char *in, int inl);
912 void EVP_EncodeFinal(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl);
913 int EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int n);
914 
915 void EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
916 int EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
917                      const unsigned char *in, int inl);
918 int EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned
919                     char *out, int *outl);
920 int EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n);
921 
922 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
923 #  define EVP_CIPHER_CTX_init(c)      EVP_CIPHER_CTX_reset(c)
924 #  define EVP_CIPHER_CTX_cleanup(c)   EVP_CIPHER_CTX_reset(c)
925 # endif
926 EVP_CIPHER_CTX *EVP_CIPHER_CTX_new(void);
927 int EVP_CIPHER_CTX_reset(EVP_CIPHER_CTX *c);
928 void EVP_CIPHER_CTX_free(EVP_CIPHER_CTX *c);
929 int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *x, int keylen);
930 int EVP_CIPHER_CTX_set_padding(EVP_CIPHER_CTX *c, int pad);
931 int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr);
932 int EVP_CIPHER_CTX_rand_key(EVP_CIPHER_CTX *ctx, unsigned char *key);
933 int EVP_CIPHER_get_params(EVP_CIPHER *cipher, OSSL_PARAM params[]);
934 int EVP_CIPHER_CTX_set_params(EVP_CIPHER_CTX *ctx, const OSSL_PARAM params[]);
935 int EVP_CIPHER_CTX_get_params(EVP_CIPHER_CTX *ctx, OSSL_PARAM params[]);
936 const OSSL_PARAM *EVP_CIPHER_gettable_params(const EVP_CIPHER *cipher);
937 const OSSL_PARAM *EVP_CIPHER_settable_ctx_params(const EVP_CIPHER *cipher);
938 const OSSL_PARAM *EVP_CIPHER_gettable_ctx_params(const EVP_CIPHER *cipher);
939 const OSSL_PARAM *EVP_CIPHER_CTX_settable_params(EVP_CIPHER_CTX *ctx);
940 const OSSL_PARAM *EVP_CIPHER_CTX_gettable_params(EVP_CIPHER_CTX *ctx);
941 
942 int EVP_CIPHER_CTX_set_algor_params(EVP_CIPHER_CTX *ctx, const X509_ALGOR *alg);
943 int EVP_CIPHER_CTX_get_algor_params(EVP_CIPHER_CTX *ctx, X509_ALGOR *alg);
944 int EVP_CIPHER_CTX_get_algor(EVP_CIPHER_CTX *ctx, X509_ALGOR **alg);
945 
946 const BIO_METHOD *BIO_f_md(void);
947 const BIO_METHOD *BIO_f_base64(void);
948 const BIO_METHOD *BIO_f_cipher(void);
949 const BIO_METHOD *BIO_f_reliable(void);
950 __owur int BIO_set_cipher(BIO *b, const EVP_CIPHER *c, const unsigned char *k,
951                           const unsigned char *i, int enc);
952 
953 const EVP_MD *EVP_md_null(void);
954 # ifndef OPENSSL_NO_MD2
955 const EVP_MD *EVP_md2(void);
956 # endif
957 # ifndef OPENSSL_NO_MD4
958 const EVP_MD *EVP_md4(void);
959 # endif
960 # ifndef OPENSSL_NO_MD5
961 const EVP_MD *EVP_md5(void);
962 const EVP_MD *EVP_md5_sha1(void);
963 # endif
964 # ifndef OPENSSL_NO_BLAKE2
965 const EVP_MD *EVP_blake2b512(void);
966 const EVP_MD *EVP_blake2s256(void);
967 # endif
968 const EVP_MD *EVP_sha1(void);
969 const EVP_MD *EVP_sha224(void);
970 const EVP_MD *EVP_sha256(void);
971 const EVP_MD *EVP_sha384(void);
972 const EVP_MD *EVP_sha512(void);
973 const EVP_MD *EVP_sha512_224(void);
974 const EVP_MD *EVP_sha512_256(void);
975 const EVP_MD *EVP_sha3_224(void);
976 const EVP_MD *EVP_sha3_256(void);
977 const EVP_MD *EVP_sha3_384(void);
978 const EVP_MD *EVP_sha3_512(void);
979 const EVP_MD *EVP_shake128(void);
980 const EVP_MD *EVP_shake256(void);
981 
982 # ifndef OPENSSL_NO_MDC2
983 const EVP_MD *EVP_mdc2(void);
984 # endif
985 # ifndef OPENSSL_NO_RMD160
986 const EVP_MD *EVP_ripemd160(void);
987 # endif
988 # ifndef OPENSSL_NO_WHIRLPOOL
989 const EVP_MD *EVP_whirlpool(void);
990 # endif
991 # ifndef OPENSSL_NO_SM3
992 const EVP_MD *EVP_sm3(void);
993 # endif
994 const EVP_CIPHER *EVP_enc_null(void); /* does nothing :-) */
995 # ifndef OPENSSL_NO_DES
996 const EVP_CIPHER *EVP_des_ecb(void);
997 const EVP_CIPHER *EVP_des_ede(void);
998 const EVP_CIPHER *EVP_des_ede3(void);
999 const EVP_CIPHER *EVP_des_ede_ecb(void);
1000 const EVP_CIPHER *EVP_des_ede3_ecb(void);
1001 const EVP_CIPHER *EVP_des_cfb64(void);
1002 #  define EVP_des_cfb EVP_des_cfb64
1003 const EVP_CIPHER *EVP_des_cfb1(void);
1004 const EVP_CIPHER *EVP_des_cfb8(void);
1005 const EVP_CIPHER *EVP_des_ede_cfb64(void);
1006 #  define EVP_des_ede_cfb EVP_des_ede_cfb64
1007 const EVP_CIPHER *EVP_des_ede3_cfb64(void);
1008 #  define EVP_des_ede3_cfb EVP_des_ede3_cfb64
1009 const EVP_CIPHER *EVP_des_ede3_cfb1(void);
1010 const EVP_CIPHER *EVP_des_ede3_cfb8(void);
1011 const EVP_CIPHER *EVP_des_ofb(void);
1012 const EVP_CIPHER *EVP_des_ede_ofb(void);
1013 const EVP_CIPHER *EVP_des_ede3_ofb(void);
1014 const EVP_CIPHER *EVP_des_cbc(void);
1015 const EVP_CIPHER *EVP_des_ede_cbc(void);
1016 const EVP_CIPHER *EVP_des_ede3_cbc(void);
1017 const EVP_CIPHER *EVP_desx_cbc(void);
1018 const EVP_CIPHER *EVP_des_ede3_wrap(void);
1019 /*
1020  * This should now be supported through the dev_crypto ENGINE. But also, why
1021  * are rc4 and md5 declarations made here inside a "NO_DES" precompiler
1022  * branch?
1023  */
1024 # endif
1025 # ifndef OPENSSL_NO_RC4
1026 const EVP_CIPHER *EVP_rc4(void);
1027 const EVP_CIPHER *EVP_rc4_40(void);
1028 #  ifndef OPENSSL_NO_MD5
1029 const EVP_CIPHER *EVP_rc4_hmac_md5(void);
1030 #  endif
1031 # endif
1032 # ifndef OPENSSL_NO_IDEA
1033 const EVP_CIPHER *EVP_idea_ecb(void);
1034 const EVP_CIPHER *EVP_idea_cfb64(void);
1035 #  define EVP_idea_cfb EVP_idea_cfb64
1036 const EVP_CIPHER *EVP_idea_ofb(void);
1037 const EVP_CIPHER *EVP_idea_cbc(void);
1038 # endif
1039 # ifndef OPENSSL_NO_RC2
1040 const EVP_CIPHER *EVP_rc2_ecb(void);
1041 const EVP_CIPHER *EVP_rc2_cbc(void);
1042 const EVP_CIPHER *EVP_rc2_40_cbc(void);
1043 const EVP_CIPHER *EVP_rc2_64_cbc(void);
1044 const EVP_CIPHER *EVP_rc2_cfb64(void);
1045 #  define EVP_rc2_cfb EVP_rc2_cfb64
1046 const EVP_CIPHER *EVP_rc2_ofb(void);
1047 # endif
1048 # ifndef OPENSSL_NO_BF
1049 const EVP_CIPHER *EVP_bf_ecb(void);
1050 const EVP_CIPHER *EVP_bf_cbc(void);
1051 const EVP_CIPHER *EVP_bf_cfb64(void);
1052 #  define EVP_bf_cfb EVP_bf_cfb64
1053 const EVP_CIPHER *EVP_bf_ofb(void);
1054 # endif
1055 # ifndef OPENSSL_NO_CAST
1056 const EVP_CIPHER *EVP_cast5_ecb(void);
1057 const EVP_CIPHER *EVP_cast5_cbc(void);
1058 const EVP_CIPHER *EVP_cast5_cfb64(void);
1059 #  define EVP_cast5_cfb EVP_cast5_cfb64
1060 const EVP_CIPHER *EVP_cast5_ofb(void);
1061 # endif
1062 # ifndef OPENSSL_NO_RC5
1063 const EVP_CIPHER *EVP_rc5_32_12_16_cbc(void);
1064 const EVP_CIPHER *EVP_rc5_32_12_16_ecb(void);
1065 const EVP_CIPHER *EVP_rc5_32_12_16_cfb64(void);
1066 #  define EVP_rc5_32_12_16_cfb EVP_rc5_32_12_16_cfb64
1067 const EVP_CIPHER *EVP_rc5_32_12_16_ofb(void);
1068 # endif
1069 const EVP_CIPHER *EVP_aes_128_ecb(void);
1070 const EVP_CIPHER *EVP_aes_128_cbc(void);
1071 const EVP_CIPHER *EVP_aes_128_cfb1(void);
1072 const EVP_CIPHER *EVP_aes_128_cfb8(void);
1073 const EVP_CIPHER *EVP_aes_128_cfb128(void);
1074 # define EVP_aes_128_cfb EVP_aes_128_cfb128
1075 const EVP_CIPHER *EVP_aes_128_ofb(void);
1076 const EVP_CIPHER *EVP_aes_128_ctr(void);
1077 const EVP_CIPHER *EVP_aes_128_ccm(void);
1078 const EVP_CIPHER *EVP_aes_128_gcm(void);
1079 const EVP_CIPHER *EVP_aes_128_xts(void);
1080 const EVP_CIPHER *EVP_aes_128_wrap(void);
1081 const EVP_CIPHER *EVP_aes_128_wrap_pad(void);
1082 # ifndef OPENSSL_NO_OCB
1083 const EVP_CIPHER *EVP_aes_128_ocb(void);
1084 # endif
1085 const EVP_CIPHER *EVP_aes_192_ecb(void);
1086 const EVP_CIPHER *EVP_aes_192_cbc(void);
1087 const EVP_CIPHER *EVP_aes_192_cfb1(void);
1088 const EVP_CIPHER *EVP_aes_192_cfb8(void);
1089 const EVP_CIPHER *EVP_aes_192_cfb128(void);
1090 # define EVP_aes_192_cfb EVP_aes_192_cfb128
1091 const EVP_CIPHER *EVP_aes_192_ofb(void);
1092 const EVP_CIPHER *EVP_aes_192_ctr(void);
1093 const EVP_CIPHER *EVP_aes_192_ccm(void);
1094 const EVP_CIPHER *EVP_aes_192_gcm(void);
1095 const EVP_CIPHER *EVP_aes_192_wrap(void);
1096 const EVP_CIPHER *EVP_aes_192_wrap_pad(void);
1097 # ifndef OPENSSL_NO_OCB
1098 const EVP_CIPHER *EVP_aes_192_ocb(void);
1099 # endif
1100 const EVP_CIPHER *EVP_aes_256_ecb(void);
1101 const EVP_CIPHER *EVP_aes_256_cbc(void);
1102 const EVP_CIPHER *EVP_aes_256_cfb1(void);
1103 const EVP_CIPHER *EVP_aes_256_cfb8(void);
1104 const EVP_CIPHER *EVP_aes_256_cfb128(void);
1105 # define EVP_aes_256_cfb EVP_aes_256_cfb128
1106 const EVP_CIPHER *EVP_aes_256_ofb(void);
1107 const EVP_CIPHER *EVP_aes_256_ctr(void);
1108 const EVP_CIPHER *EVP_aes_256_ccm(void);
1109 const EVP_CIPHER *EVP_aes_256_gcm(void);
1110 const EVP_CIPHER *EVP_aes_256_xts(void);
1111 const EVP_CIPHER *EVP_aes_256_wrap(void);
1112 const EVP_CIPHER *EVP_aes_256_wrap_pad(void);
1113 # ifndef OPENSSL_NO_OCB
1114 const EVP_CIPHER *EVP_aes_256_ocb(void);
1115 # endif
1116 const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha1(void);
1117 const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha1(void);
1118 const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha256(void);
1119 const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha256(void);
1120 # ifndef OPENSSL_NO_ARIA
1121 const EVP_CIPHER *EVP_aria_128_ecb(void);
1122 const EVP_CIPHER *EVP_aria_128_cbc(void);
1123 const EVP_CIPHER *EVP_aria_128_cfb1(void);
1124 const EVP_CIPHER *EVP_aria_128_cfb8(void);
1125 const EVP_CIPHER *EVP_aria_128_cfb128(void);
1126 #  define EVP_aria_128_cfb EVP_aria_128_cfb128
1127 const EVP_CIPHER *EVP_aria_128_ctr(void);
1128 const EVP_CIPHER *EVP_aria_128_ofb(void);
1129 const EVP_CIPHER *EVP_aria_128_gcm(void);
1130 const EVP_CIPHER *EVP_aria_128_ccm(void);
1131 const EVP_CIPHER *EVP_aria_192_ecb(void);
1132 const EVP_CIPHER *EVP_aria_192_cbc(void);
1133 const EVP_CIPHER *EVP_aria_192_cfb1(void);
1134 const EVP_CIPHER *EVP_aria_192_cfb8(void);
1135 const EVP_CIPHER *EVP_aria_192_cfb128(void);
1136 #  define EVP_aria_192_cfb EVP_aria_192_cfb128
1137 const EVP_CIPHER *EVP_aria_192_ctr(void);
1138 const EVP_CIPHER *EVP_aria_192_ofb(void);
1139 const EVP_CIPHER *EVP_aria_192_gcm(void);
1140 const EVP_CIPHER *EVP_aria_192_ccm(void);
1141 const EVP_CIPHER *EVP_aria_256_ecb(void);
1142 const EVP_CIPHER *EVP_aria_256_cbc(void);
1143 const EVP_CIPHER *EVP_aria_256_cfb1(void);
1144 const EVP_CIPHER *EVP_aria_256_cfb8(void);
1145 const EVP_CIPHER *EVP_aria_256_cfb128(void);
1146 #  define EVP_aria_256_cfb EVP_aria_256_cfb128
1147 const EVP_CIPHER *EVP_aria_256_ctr(void);
1148 const EVP_CIPHER *EVP_aria_256_ofb(void);
1149 const EVP_CIPHER *EVP_aria_256_gcm(void);
1150 const EVP_CIPHER *EVP_aria_256_ccm(void);
1151 # endif
1152 # ifndef OPENSSL_NO_CAMELLIA
1153 const EVP_CIPHER *EVP_camellia_128_ecb(void);
1154 const EVP_CIPHER *EVP_camellia_128_cbc(void);
1155 const EVP_CIPHER *EVP_camellia_128_cfb1(void);
1156 const EVP_CIPHER *EVP_camellia_128_cfb8(void);
1157 const EVP_CIPHER *EVP_camellia_128_cfb128(void);
1158 #  define EVP_camellia_128_cfb EVP_camellia_128_cfb128
1159 const EVP_CIPHER *EVP_camellia_128_ofb(void);
1160 const EVP_CIPHER *EVP_camellia_128_ctr(void);
1161 const EVP_CIPHER *EVP_camellia_192_ecb(void);
1162 const EVP_CIPHER *EVP_camellia_192_cbc(void);
1163 const EVP_CIPHER *EVP_camellia_192_cfb1(void);
1164 const EVP_CIPHER *EVP_camellia_192_cfb8(void);
1165 const EVP_CIPHER *EVP_camellia_192_cfb128(void);
1166 #  define EVP_camellia_192_cfb EVP_camellia_192_cfb128
1167 const EVP_CIPHER *EVP_camellia_192_ofb(void);
1168 const EVP_CIPHER *EVP_camellia_192_ctr(void);
1169 const EVP_CIPHER *EVP_camellia_256_ecb(void);
1170 const EVP_CIPHER *EVP_camellia_256_cbc(void);
1171 const EVP_CIPHER *EVP_camellia_256_cfb1(void);
1172 const EVP_CIPHER *EVP_camellia_256_cfb8(void);
1173 const EVP_CIPHER *EVP_camellia_256_cfb128(void);
1174 #  define EVP_camellia_256_cfb EVP_camellia_256_cfb128
1175 const EVP_CIPHER *EVP_camellia_256_ofb(void);
1176 const EVP_CIPHER *EVP_camellia_256_ctr(void);
1177 # endif
1178 # ifndef OPENSSL_NO_CHACHA
1179 const EVP_CIPHER *EVP_chacha20(void);
1180 #  ifndef OPENSSL_NO_POLY1305
1181 const EVP_CIPHER *EVP_chacha20_poly1305(void);
1182 #  endif
1183 # endif
1184 
1185 # ifndef OPENSSL_NO_SEED
1186 const EVP_CIPHER *EVP_seed_ecb(void);
1187 const EVP_CIPHER *EVP_seed_cbc(void);
1188 const EVP_CIPHER *EVP_seed_cfb128(void);
1189 #  define EVP_seed_cfb EVP_seed_cfb128
1190 const EVP_CIPHER *EVP_seed_ofb(void);
1191 # endif
1192 
1193 # ifndef OPENSSL_NO_SM4
1194 const EVP_CIPHER *EVP_sm4_ecb(void);
1195 const EVP_CIPHER *EVP_sm4_cbc(void);
1196 const EVP_CIPHER *EVP_sm4_cfb128(void);
1197 #  define EVP_sm4_cfb EVP_sm4_cfb128
1198 const EVP_CIPHER *EVP_sm4_ofb(void);
1199 const EVP_CIPHER *EVP_sm4_ctr(void);
1200 # endif
1201 
1202 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
1203 #  define OPENSSL_add_all_algorithms_conf() \
1204     OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
1205                         | OPENSSL_INIT_ADD_ALL_DIGESTS \
1206                         | OPENSSL_INIT_LOAD_CONFIG, NULL)
1207 #  define OPENSSL_add_all_algorithms_noconf() \
1208     OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
1209                         | OPENSSL_INIT_ADD_ALL_DIGESTS, NULL)
1210 
1211 #  ifdef OPENSSL_LOAD_CONF
1212 #   define OpenSSL_add_all_algorithms() OPENSSL_add_all_algorithms_conf()
1213 #  else
1214 #   define OpenSSL_add_all_algorithms() OPENSSL_add_all_algorithms_noconf()
1215 #  endif
1216 
1217 #  define OpenSSL_add_all_ciphers() \
1218     OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS, NULL)
1219 #  define OpenSSL_add_all_digests() \
1220     OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_DIGESTS, NULL)
1221 
1222 #  define EVP_cleanup() while(0) continue
1223 # endif
1224 
1225 int EVP_add_cipher(const EVP_CIPHER *cipher);
1226 int EVP_add_digest(const EVP_MD *digest);
1227 
1228 const EVP_CIPHER *EVP_get_cipherbyname(const char *name);
1229 const EVP_MD *EVP_get_digestbyname(const char *name);
1230 
1231 void EVP_CIPHER_do_all(void (*fn) (const EVP_CIPHER *ciph,
1232                                    const char *from, const char *to, void *x),
1233                        void *arg);
1234 void EVP_CIPHER_do_all_sorted(void (*fn)
1235                                (const EVP_CIPHER *ciph, const char *from,
1236                                 const char *to, void *x), void *arg);
1237 void EVP_CIPHER_do_all_provided(OSSL_LIB_CTX *libctx,
1238                                 void (*fn)(EVP_CIPHER *cipher, void *arg),
1239                                 void *arg);
1240 
1241 void EVP_MD_do_all(void (*fn) (const EVP_MD *ciph,
1242                                const char *from, const char *to, void *x),
1243                    void *arg);
1244 void EVP_MD_do_all_sorted(void (*fn)
1245                            (const EVP_MD *ciph, const char *from,
1246                             const char *to, void *x), void *arg);
1247 void EVP_MD_do_all_provided(OSSL_LIB_CTX *libctx,
1248                             void (*fn)(EVP_MD *md, void *arg),
1249                             void *arg);
1250 
1251 /* MAC stuff */
1252 
1253 EVP_MAC *EVP_MAC_fetch(OSSL_LIB_CTX *libctx, const char *algorithm,
1254                        const char *properties);
1255 int EVP_MAC_up_ref(EVP_MAC *mac);
1256 void EVP_MAC_free(EVP_MAC *mac);
1257 const char *EVP_MAC_get0_name(const EVP_MAC *mac);
1258 const char *EVP_MAC_get0_description(const EVP_MAC *mac);
1259 int EVP_MAC_is_a(const EVP_MAC *mac, const char *name);
1260 const OSSL_PROVIDER *EVP_MAC_get0_provider(const EVP_MAC *mac);
1261 int EVP_MAC_get_params(EVP_MAC *mac, OSSL_PARAM params[]);
1262 
1263 EVP_MAC_CTX *EVP_MAC_CTX_new(EVP_MAC *mac);
1264 void EVP_MAC_CTX_free(EVP_MAC_CTX *ctx);
1265 EVP_MAC_CTX *EVP_MAC_CTX_dup(const EVP_MAC_CTX *src);
1266 EVP_MAC *EVP_MAC_CTX_get0_mac(EVP_MAC_CTX *ctx);
1267 int EVP_MAC_CTX_get_params(EVP_MAC_CTX *ctx, OSSL_PARAM params[]);
1268 int EVP_MAC_CTX_set_params(EVP_MAC_CTX *ctx, const OSSL_PARAM params[]);
1269 
1270 size_t EVP_MAC_CTX_get_mac_size(EVP_MAC_CTX *ctx);
1271 size_t EVP_MAC_CTX_get_block_size(EVP_MAC_CTX *ctx);
1272 unsigned char *EVP_Q_mac(OSSL_LIB_CTX *libctx, const char *name, const char *propq,
1273                          const char *subalg, const OSSL_PARAM *params,
1274                          const void *key, size_t keylen,
1275                          const unsigned char *data, size_t datalen,
1276                          unsigned char *out, size_t outsize, size_t *outlen);
1277 int EVP_MAC_init(EVP_MAC_CTX *ctx, const unsigned char *key, size_t keylen,
1278                  const OSSL_PARAM params[]);
1279 int EVP_MAC_init_SKEY(EVP_MAC_CTX *ctx, EVP_SKEY *skey, const OSSL_PARAM params[]);
1280 int EVP_MAC_update(EVP_MAC_CTX *ctx, const unsigned char *data, size_t datalen);
1281 int EVP_MAC_final(EVP_MAC_CTX *ctx,
1282                   unsigned char *out, size_t *outl, size_t outsize);
1283 int EVP_MAC_finalXOF(EVP_MAC_CTX *ctx, unsigned char *out, size_t outsize);
1284 const OSSL_PARAM *EVP_MAC_gettable_params(const EVP_MAC *mac);
1285 const OSSL_PARAM *EVP_MAC_gettable_ctx_params(const EVP_MAC *mac);
1286 const OSSL_PARAM *EVP_MAC_settable_ctx_params(const EVP_MAC *mac);
1287 const OSSL_PARAM *EVP_MAC_CTX_gettable_params(EVP_MAC_CTX *ctx);
1288 const OSSL_PARAM *EVP_MAC_CTX_settable_params(EVP_MAC_CTX *ctx);
1289 
1290 void EVP_MAC_do_all_provided(OSSL_LIB_CTX *libctx,
1291                              void (*fn)(EVP_MAC *mac, void *arg),
1292                              void *arg);
1293 int EVP_MAC_names_do_all(const EVP_MAC *mac,
1294                          void (*fn)(const char *name, void *data),
1295                          void *data);
1296 
1297 /* RAND stuff */
1298 EVP_RAND *EVP_RAND_fetch(OSSL_LIB_CTX *libctx, const char *algorithm,
1299                          const char *properties);
1300 int EVP_RAND_up_ref(EVP_RAND *rand);
1301 void EVP_RAND_free(EVP_RAND *rand);
1302 const char *EVP_RAND_get0_name(const EVP_RAND *rand);
1303 const char *EVP_RAND_get0_description(const EVP_RAND *md);
1304 int EVP_RAND_is_a(const EVP_RAND *rand, const char *name);
1305 const OSSL_PROVIDER *EVP_RAND_get0_provider(const EVP_RAND *rand);
1306 int EVP_RAND_get_params(EVP_RAND *rand, OSSL_PARAM params[]);
1307 
1308 EVP_RAND_CTX *EVP_RAND_CTX_new(EVP_RAND *rand, EVP_RAND_CTX *parent);
1309 int EVP_RAND_CTX_up_ref(EVP_RAND_CTX *ctx);
1310 void EVP_RAND_CTX_free(EVP_RAND_CTX *ctx);
1311 EVP_RAND *EVP_RAND_CTX_get0_rand(EVP_RAND_CTX *ctx);
1312 int EVP_RAND_CTX_get_params(EVP_RAND_CTX *ctx, OSSL_PARAM params[]);
1313 int EVP_RAND_CTX_set_params(EVP_RAND_CTX *ctx, const OSSL_PARAM params[]);
1314 const OSSL_PARAM *EVP_RAND_gettable_params(const EVP_RAND *rand);
1315 const OSSL_PARAM *EVP_RAND_gettable_ctx_params(const EVP_RAND *rand);
1316 const OSSL_PARAM *EVP_RAND_settable_ctx_params(const EVP_RAND *rand);
1317 const OSSL_PARAM *EVP_RAND_CTX_gettable_params(EVP_RAND_CTX *ctx);
1318 const OSSL_PARAM *EVP_RAND_CTX_settable_params(EVP_RAND_CTX *ctx);
1319 
1320 void EVP_RAND_do_all_provided(OSSL_LIB_CTX *libctx,
1321                               void (*fn)(EVP_RAND *rand, void *arg),
1322                               void *arg);
1323 int EVP_RAND_names_do_all(const EVP_RAND *rand,
1324                           void (*fn)(const char *name, void *data),
1325                           void *data);
1326 
1327 __owur int EVP_RAND_instantiate(EVP_RAND_CTX *ctx, unsigned int strength,
1328                                 int prediction_resistance,
1329                                 const unsigned char *pstr, size_t pstr_len,
1330                                 const OSSL_PARAM params[]);
1331 int EVP_RAND_uninstantiate(EVP_RAND_CTX *ctx);
1332 __owur int EVP_RAND_generate(EVP_RAND_CTX *ctx, unsigned char *out,
1333                              size_t outlen, unsigned int strength,
1334                              int prediction_resistance,
1335                              const unsigned char *addin, size_t addin_len);
1336 int EVP_RAND_reseed(EVP_RAND_CTX *ctx, int prediction_resistance,
1337                     const unsigned char *ent, size_t ent_len,
1338                     const unsigned char *addin, size_t addin_len);
1339 __owur int EVP_RAND_nonce(EVP_RAND_CTX *ctx, unsigned char *out, size_t outlen);
1340 __owur int EVP_RAND_enable_locking(EVP_RAND_CTX *ctx);
1341 
1342 int EVP_RAND_verify_zeroization(EVP_RAND_CTX *ctx);
1343 unsigned int EVP_RAND_get_strength(EVP_RAND_CTX *ctx);
1344 int EVP_RAND_get_state(EVP_RAND_CTX *ctx);
1345 
1346 # define EVP_RAND_STATE_UNINITIALISED    0
1347 # define EVP_RAND_STATE_READY            1
1348 # define EVP_RAND_STATE_ERROR            2
1349 
1350 /* PKEY stuff */
1351 # ifndef OPENSSL_NO_DEPRECATED_3_0
1352 OSSL_DEPRECATEDIN_3_0 int EVP_PKEY_decrypt_old(unsigned char *dec_key,
1353                                           const unsigned char *enc_key,
1354                                           int enc_key_len,
1355                                           EVP_PKEY *private_key);
1356 OSSL_DEPRECATEDIN_3_0 int EVP_PKEY_encrypt_old(unsigned char *enc_key,
1357                                           const unsigned char *key,
1358                                           int key_len, EVP_PKEY *pub_key);
1359 # endif
1360 int EVP_PKEY_is_a(const EVP_PKEY *pkey, const char *name);
1361 int EVP_PKEY_type_names_do_all(const EVP_PKEY *pkey,
1362                                void (*fn)(const char *name, void *data),
1363                                void *data);
1364 int EVP_PKEY_type(int type);
1365 int EVP_PKEY_get_id(const EVP_PKEY *pkey);
1366 # define EVP_PKEY_id EVP_PKEY_get_id
1367 int EVP_PKEY_get_base_id(const EVP_PKEY *pkey);
1368 # define EVP_PKEY_base_id EVP_PKEY_get_base_id
1369 int EVP_PKEY_get_bits(const EVP_PKEY *pkey);
1370 # define EVP_PKEY_bits EVP_PKEY_get_bits
1371 int EVP_PKEY_get_security_bits(const EVP_PKEY *pkey);
1372 # define EVP_PKEY_security_bits EVP_PKEY_get_security_bits
1373 int EVP_PKEY_get_size(const EVP_PKEY *pkey);
1374 # define EVP_PKEY_size EVP_PKEY_get_size
1375 int EVP_PKEY_can_sign(const EVP_PKEY *pkey);
1376 int EVP_PKEY_set_type(EVP_PKEY *pkey, int type);
1377 int EVP_PKEY_set_type_str(EVP_PKEY *pkey, const char *str, int len);
1378 int EVP_PKEY_set_type_by_keymgmt(EVP_PKEY *pkey, EVP_KEYMGMT *keymgmt);
1379 # ifndef OPENSSL_NO_DEPRECATED_3_0
1380 #  ifndef OPENSSL_NO_ENGINE
1381 OSSL_DEPRECATEDIN_3_0
1382 int EVP_PKEY_set1_engine(EVP_PKEY *pkey, ENGINE *e);
1383 OSSL_DEPRECATEDIN_3_0
1384 ENGINE *EVP_PKEY_get0_engine(const EVP_PKEY *pkey);
1385 #  endif
1386 OSSL_DEPRECATEDIN_3_0
1387 int EVP_PKEY_assign(EVP_PKEY *pkey, int type, void *key);
1388 OSSL_DEPRECATEDIN_3_0
1389 void *EVP_PKEY_get0(const EVP_PKEY *pkey);
1390 OSSL_DEPRECATEDIN_3_0
1391 const unsigned char *EVP_PKEY_get0_hmac(const EVP_PKEY *pkey, size_t *len);
1392 #  ifndef OPENSSL_NO_POLY1305
1393 OSSL_DEPRECATEDIN_3_0
1394 const unsigned char *EVP_PKEY_get0_poly1305(const EVP_PKEY *pkey, size_t *len);
1395 #  endif
1396 #  ifndef OPENSSL_NO_SIPHASH
1397 OSSL_DEPRECATEDIN_3_0
1398 const unsigned char *EVP_PKEY_get0_siphash(const EVP_PKEY *pkey, size_t *len);
1399 #  endif
1400 
1401 struct rsa_st;
1402 OSSL_DEPRECATEDIN_3_0
1403 int EVP_PKEY_set1_RSA(EVP_PKEY *pkey, struct rsa_st *key);
1404 OSSL_DEPRECATEDIN_3_0
1405 const struct rsa_st *EVP_PKEY_get0_RSA(const EVP_PKEY *pkey);
1406 OSSL_DEPRECATEDIN_3_0
1407 struct rsa_st *EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
1408 
1409 #  ifndef OPENSSL_NO_DSA
1410 struct dsa_st;
1411 OSSL_DEPRECATEDIN_3_0
1412 int EVP_PKEY_set1_DSA(EVP_PKEY *pkey, struct dsa_st *key);
1413 OSSL_DEPRECATEDIN_3_0
1414 const struct dsa_st *EVP_PKEY_get0_DSA(const EVP_PKEY *pkey);
1415 OSSL_DEPRECATEDIN_3_0
1416 struct dsa_st *EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
1417 #  endif
1418 
1419 #  ifndef OPENSSL_NO_DH
1420 struct dh_st;
1421 OSSL_DEPRECATEDIN_3_0 int EVP_PKEY_set1_DH(EVP_PKEY *pkey, struct dh_st *key);
1422 OSSL_DEPRECATEDIN_3_0 const struct dh_st *EVP_PKEY_get0_DH(const EVP_PKEY *pkey);
1423 OSSL_DEPRECATEDIN_3_0 struct dh_st *EVP_PKEY_get1_DH(EVP_PKEY *pkey);
1424 #  endif
1425 
1426 #  ifndef OPENSSL_NO_EC
1427 struct ec_key_st;
1428 OSSL_DEPRECATEDIN_3_0
1429 int EVP_PKEY_set1_EC_KEY(EVP_PKEY *pkey, struct ec_key_st *key);
1430 OSSL_DEPRECATEDIN_3_0
1431 const struct ec_key_st *EVP_PKEY_get0_EC_KEY(const EVP_PKEY *pkey);
1432 OSSL_DEPRECATEDIN_3_0
1433 struct ec_key_st *EVP_PKEY_get1_EC_KEY(EVP_PKEY *pkey);
1434 #  endif
1435 # endif /* OPENSSL_NO_DEPRECATED_3_0 */
1436 
1437 EVP_PKEY *EVP_PKEY_new(void);
1438 int EVP_PKEY_up_ref(EVP_PKEY *pkey);
1439 EVP_PKEY *EVP_PKEY_dup(EVP_PKEY *pkey);
1440 void EVP_PKEY_free(EVP_PKEY *pkey);
1441 const char *EVP_PKEY_get0_description(const EVP_PKEY *pkey);
1442 const OSSL_PROVIDER *EVP_PKEY_get0_provider(const EVP_PKEY *key);
1443 
1444 EVP_PKEY *d2i_PublicKey(int type, EVP_PKEY **a, const unsigned char **pp,
1445                         long length);
1446 int i2d_PublicKey(const EVP_PKEY *a, unsigned char **pp);
1447 
1448 
1449 EVP_PKEY *d2i_PrivateKey_ex(int type, EVP_PKEY **a, const unsigned char **pp,
1450                             long length, OSSL_LIB_CTX *libctx,
1451                             const char *propq);
1452 EVP_PKEY *d2i_PrivateKey(int type, EVP_PKEY **a, const unsigned char **pp,
1453                          long length);
1454 EVP_PKEY *d2i_AutoPrivateKey_ex(EVP_PKEY **a, const unsigned char **pp,
1455                                 long length, OSSL_LIB_CTX *libctx,
1456                                 const char *propq);
1457 EVP_PKEY *d2i_AutoPrivateKey(EVP_PKEY **a, const unsigned char **pp,
1458                              long length);
1459 int i2d_PrivateKey(const EVP_PKEY *a, unsigned char **pp);
1460 
1461 int i2d_KeyParams(const EVP_PKEY *a, unsigned char **pp);
1462 EVP_PKEY *d2i_KeyParams(int type, EVP_PKEY **a, const unsigned char **pp,
1463                         long length);
1464 int i2d_KeyParams_bio(BIO *bp, const EVP_PKEY *pkey);
1465 EVP_PKEY *d2i_KeyParams_bio(int type, EVP_PKEY **a, BIO *in);
1466 
1467 int EVP_PKEY_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from);
1468 int EVP_PKEY_missing_parameters(const EVP_PKEY *pkey);
1469 int EVP_PKEY_save_parameters(EVP_PKEY *pkey, int mode);
1470 int EVP_PKEY_parameters_eq(const EVP_PKEY *a, const EVP_PKEY *b);
1471 int EVP_PKEY_eq(const EVP_PKEY *a, const EVP_PKEY *b);
1472 
1473 # ifndef OPENSSL_NO_DEPRECATED_3_0
1474 OSSL_DEPRECATEDIN_3_0
1475 int EVP_PKEY_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b);
1476 OSSL_DEPRECATEDIN_3_0
1477 int EVP_PKEY_cmp(const EVP_PKEY *a, const EVP_PKEY *b);
1478 # endif
1479 
1480 int EVP_PKEY_print_public(BIO *out, const EVP_PKEY *pkey,
1481                           int indent, ASN1_PCTX *pctx);
1482 int EVP_PKEY_print_private(BIO *out, const EVP_PKEY *pkey,
1483                            int indent, ASN1_PCTX *pctx);
1484 int EVP_PKEY_print_params(BIO *out, const EVP_PKEY *pkey,
1485                           int indent, ASN1_PCTX *pctx);
1486 # ifndef OPENSSL_NO_STDIO
1487 int EVP_PKEY_print_public_fp(FILE *fp, const EVP_PKEY *pkey,
1488                              int indent, ASN1_PCTX *pctx);
1489 int EVP_PKEY_print_private_fp(FILE *fp, const EVP_PKEY *pkey,
1490                               int indent, ASN1_PCTX *pctx);
1491 int EVP_PKEY_print_params_fp(FILE *fp, const EVP_PKEY *pkey,
1492                              int indent, ASN1_PCTX *pctx);
1493 # endif
1494 
1495 int EVP_PKEY_get_default_digest_nid(EVP_PKEY *pkey, int *pnid);
1496 int EVP_PKEY_get_default_digest_name(EVP_PKEY *pkey,
1497                                      char *mdname, size_t mdname_sz);
1498 int EVP_PKEY_digestsign_supports_digest(EVP_PKEY *pkey, OSSL_LIB_CTX *libctx,
1499                                         const char *name, const char *propq);
1500 
1501 # ifndef OPENSSL_NO_DEPRECATED_3_0
1502 /*
1503  * For backwards compatibility. Use EVP_PKEY_set1_encoded_public_key in
1504  * preference
1505  */
1506 #  define EVP_PKEY_set1_tls_encodedpoint(pkey, pt, ptlen) \
1507           EVP_PKEY_set1_encoded_public_key((pkey), (pt), (ptlen))
1508 # endif
1509 
1510 int EVP_PKEY_set1_encoded_public_key(EVP_PKEY *pkey,
1511                                      const unsigned char *pub, size_t publen);
1512 
1513 # ifndef OPENSSL_NO_DEPRECATED_3_0
1514 /*
1515  * For backwards compatibility. Use EVP_PKEY_get1_encoded_public_key in
1516  * preference
1517  */
1518 #  define EVP_PKEY_get1_tls_encodedpoint(pkey, ppt) \
1519           EVP_PKEY_get1_encoded_public_key((pkey), (ppt))
1520 # endif
1521 
1522 size_t EVP_PKEY_get1_encoded_public_key(EVP_PKEY *pkey, unsigned char **ppub);
1523 
1524 /* calls methods */
1525 int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1526 int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1527 
1528 /* These are used by EVP_CIPHER methods */
1529 int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1530 int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1531 
1532 /* PKCS5 password based encryption */
1533 int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
1534                        ASN1_TYPE *param, const EVP_CIPHER *cipher,
1535                        const EVP_MD *md, int en_de);
1536 int PKCS5_PBE_keyivgen_ex(EVP_CIPHER_CTX *cctx, const char *pass, int passlen,
1537                           ASN1_TYPE *param, const EVP_CIPHER *cipher,
1538                           const EVP_MD *md, int en_de, OSSL_LIB_CTX *libctx,
1539                           const char *propq);
1540 int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,
1541                            const unsigned char *salt, int saltlen, int iter,
1542                            int keylen, unsigned char *out);
1543 int PKCS5_PBKDF2_HMAC(const char *pass, int passlen,
1544                       const unsigned char *salt, int saltlen, int iter,
1545                       const EVP_MD *digest, int keylen, unsigned char *out);
1546 int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
1547                           ASN1_TYPE *param, const EVP_CIPHER *cipher,
1548                           const EVP_MD *md, int en_de);
1549 int PKCS5_v2_PBE_keyivgen_ex(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
1550                              ASN1_TYPE *param, const EVP_CIPHER *cipher,
1551                              const EVP_MD *md, int en_de,
1552                              OSSL_LIB_CTX *libctx, const char *propq);
1553 
1554 #ifndef OPENSSL_NO_SCRYPT
1555 int EVP_PBE_scrypt(const char *pass, size_t passlen,
1556                    const unsigned char *salt, size_t saltlen,
1557                    uint64_t N, uint64_t r, uint64_t p, uint64_t maxmem,
1558                    unsigned char *key, size_t keylen);
1559 int EVP_PBE_scrypt_ex(const char *pass, size_t passlen,
1560                       const unsigned char *salt, size_t saltlen,
1561                       uint64_t N, uint64_t r, uint64_t p, uint64_t maxmem,
1562                       unsigned char *key, size_t keylen,
1563                       OSSL_LIB_CTX *ctx, const char *propq);
1564 
1565 int PKCS5_v2_scrypt_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass,
1566                              int passlen, ASN1_TYPE *param,
1567                              const EVP_CIPHER *c, const EVP_MD *md, int en_de);
1568 int PKCS5_v2_scrypt_keyivgen_ex(EVP_CIPHER_CTX *ctx, const char *pass,
1569                                 int passlen, ASN1_TYPE *param,
1570                                 const EVP_CIPHER *c, const EVP_MD *md, int en_de,
1571                                 OSSL_LIB_CTX *libctx, const char *propq);
1572 #endif
1573 
1574 void PKCS5_PBE_add(void);
1575 
1576 int EVP_PBE_CipherInit(ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
1577                        ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de);
1578 
1579 int EVP_PBE_CipherInit_ex(ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
1580                           ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de,
1581                           OSSL_LIB_CTX *libctx, const char *propq);
1582 
1583 /* PBE type */
1584 
1585 /* Can appear as the outermost AlgorithmIdentifier */
1586 # define EVP_PBE_TYPE_OUTER      0x0
1587 /* Is an PRF type OID */
1588 # define EVP_PBE_TYPE_PRF        0x1
1589 /* Is a PKCS#5 v2.0 KDF */
1590 # define EVP_PBE_TYPE_KDF        0x2
1591 
1592 int EVP_PBE_alg_add_type(int pbe_type, int pbe_nid, int cipher_nid,
1593                          int md_nid, EVP_PBE_KEYGEN *keygen);
1594 int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md,
1595                     EVP_PBE_KEYGEN *keygen);
1596 int EVP_PBE_find(int type, int pbe_nid, int *pcnid, int *pmnid,
1597                  EVP_PBE_KEYGEN **pkeygen);
1598 int EVP_PBE_find_ex(int type, int pbe_nid, int *pcnid, int *pmnid,
1599                     EVP_PBE_KEYGEN **pkeygen, EVP_PBE_KEYGEN_EX **pkeygen_ex);
1600 void EVP_PBE_cleanup(void);
1601 int EVP_PBE_get(int *ptype, int *ppbe_nid, size_t num);
1602 
1603 # define ASN1_PKEY_ALIAS         0x1
1604 # define ASN1_PKEY_DYNAMIC       0x2
1605 # define ASN1_PKEY_SIGPARAM_NULL 0x4
1606 
1607 # define ASN1_PKEY_CTRL_PKCS7_SIGN       0x1
1608 # define ASN1_PKEY_CTRL_PKCS7_ENCRYPT    0x2
1609 # define ASN1_PKEY_CTRL_DEFAULT_MD_NID   0x3
1610 # define ASN1_PKEY_CTRL_CMS_SIGN         0x5
1611 # define ASN1_PKEY_CTRL_CMS_ENVELOPE     0x7
1612 # define ASN1_PKEY_CTRL_CMS_RI_TYPE      0x8
1613 
1614 # define ASN1_PKEY_CTRL_SET1_TLS_ENCPT   0x9
1615 # define ASN1_PKEY_CTRL_GET1_TLS_ENCPT   0xa
1616 # define ASN1_PKEY_CTRL_CMS_IS_RI_TYPE_SUPPORTED 0xb
1617 
1618 int EVP_PKEY_asn1_get_count(void);
1619 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_get0(int idx);
1620 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find(ENGINE **pe, int type);
1621 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find_str(ENGINE **pe,
1622                                                    const char *str, int len);
1623 int EVP_PKEY_asn1_add0(const EVP_PKEY_ASN1_METHOD *ameth);
1624 int EVP_PKEY_asn1_add_alias(int to, int from);
1625 int EVP_PKEY_asn1_get0_info(int *ppkey_id, int *pkey_base_id,
1626                             int *ppkey_flags, const char **pinfo,
1627                             const char **ppem_str,
1628                             const EVP_PKEY_ASN1_METHOD *ameth);
1629 
1630 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_get0_asn1(const EVP_PKEY *pkey);
1631 EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_new(int id, int flags,
1632                                         const char *pem_str,
1633                                         const char *info);
1634 void EVP_PKEY_asn1_copy(EVP_PKEY_ASN1_METHOD *dst,
1635                         const EVP_PKEY_ASN1_METHOD *src);
1636 void EVP_PKEY_asn1_free(EVP_PKEY_ASN1_METHOD *ameth);
1637 void EVP_PKEY_asn1_set_public(EVP_PKEY_ASN1_METHOD *ameth,
1638                               int (*pub_decode) (EVP_PKEY *pk,
1639                                                  const X509_PUBKEY *pub),
1640                               int (*pub_encode) (X509_PUBKEY *pub,
1641                                                  const EVP_PKEY *pk),
1642                               int (*pub_cmp) (const EVP_PKEY *a,
1643                                               const EVP_PKEY *b),
1644                               int (*pub_print) (BIO *out,
1645                                                 const EVP_PKEY *pkey,
1646                                                 int indent, ASN1_PCTX *pctx),
1647                               int (*pkey_size) (const EVP_PKEY *pk),
1648                               int (*pkey_bits) (const EVP_PKEY *pk));
1649 void EVP_PKEY_asn1_set_private(EVP_PKEY_ASN1_METHOD *ameth,
1650                                int (*priv_decode) (EVP_PKEY *pk,
1651                                                    const PKCS8_PRIV_KEY_INFO
1652                                                    *p8inf),
1653                                int (*priv_encode) (PKCS8_PRIV_KEY_INFO *p8,
1654                                                    const EVP_PKEY *pk),
1655                                int (*priv_print) (BIO *out,
1656                                                   const EVP_PKEY *pkey,
1657                                                   int indent,
1658                                                   ASN1_PCTX *pctx));
1659 void EVP_PKEY_asn1_set_param(EVP_PKEY_ASN1_METHOD *ameth,
1660                              int (*param_decode) (EVP_PKEY *pkey,
1661                                                   const unsigned char **pder,
1662                                                   int derlen),
1663                              int (*param_encode) (const EVP_PKEY *pkey,
1664                                                   unsigned char **pder),
1665                              int (*param_missing) (const EVP_PKEY *pk),
1666                              int (*param_copy) (EVP_PKEY *to,
1667                                                 const EVP_PKEY *from),
1668                              int (*param_cmp) (const EVP_PKEY *a,
1669                                                const EVP_PKEY *b),
1670                              int (*param_print) (BIO *out,
1671                                                  const EVP_PKEY *pkey,
1672                                                  int indent,
1673                                                  ASN1_PCTX *pctx));
1674 
1675 void EVP_PKEY_asn1_set_free(EVP_PKEY_ASN1_METHOD *ameth,
1676                             void (*pkey_free) (EVP_PKEY *pkey));
1677 void EVP_PKEY_asn1_set_ctrl(EVP_PKEY_ASN1_METHOD *ameth,
1678                             int (*pkey_ctrl) (EVP_PKEY *pkey, int op,
1679                                               long arg1, void *arg2));
1680 void EVP_PKEY_asn1_set_item(EVP_PKEY_ASN1_METHOD *ameth,
1681                             int (*item_verify) (EVP_MD_CTX *ctx,
1682                                                 const ASN1_ITEM *it,
1683                                                 const void *data,
1684                                                 const X509_ALGOR *a,
1685                                                 const ASN1_BIT_STRING *sig,
1686                                                 EVP_PKEY *pkey),
1687                             int (*item_sign) (EVP_MD_CTX *ctx,
1688                                               const ASN1_ITEM *it,
1689                                               const void *data,
1690                                               X509_ALGOR *alg1,
1691                                               X509_ALGOR *alg2,
1692                                               ASN1_BIT_STRING *sig));
1693 
1694 void EVP_PKEY_asn1_set_siginf(EVP_PKEY_ASN1_METHOD *ameth,
1695                               int (*siginf_set) (X509_SIG_INFO *siginf,
1696                                                  const X509_ALGOR *alg,
1697                                                  const ASN1_STRING *sig));
1698 
1699 void EVP_PKEY_asn1_set_check(EVP_PKEY_ASN1_METHOD *ameth,
1700                              int (*pkey_check) (const EVP_PKEY *pk));
1701 
1702 void EVP_PKEY_asn1_set_public_check(EVP_PKEY_ASN1_METHOD *ameth,
1703                                     int (*pkey_pub_check) (const EVP_PKEY *pk));
1704 
1705 void EVP_PKEY_asn1_set_param_check(EVP_PKEY_ASN1_METHOD *ameth,
1706                                    int (*pkey_param_check) (const EVP_PKEY *pk));
1707 
1708 void EVP_PKEY_asn1_set_set_priv_key(EVP_PKEY_ASN1_METHOD *ameth,
1709                                     int (*set_priv_key) (EVP_PKEY *pk,
1710                                                          const unsigned char
1711                                                             *priv,
1712                                                          size_t len));
1713 void EVP_PKEY_asn1_set_set_pub_key(EVP_PKEY_ASN1_METHOD *ameth,
1714                                    int (*set_pub_key) (EVP_PKEY *pk,
1715                                                        const unsigned char *pub,
1716                                                        size_t len));
1717 void EVP_PKEY_asn1_set_get_priv_key(EVP_PKEY_ASN1_METHOD *ameth,
1718                                     int (*get_priv_key) (const EVP_PKEY *pk,
1719                                                          unsigned char *priv,
1720                                                          size_t *len));
1721 void EVP_PKEY_asn1_set_get_pub_key(EVP_PKEY_ASN1_METHOD *ameth,
1722                                    int (*get_pub_key) (const EVP_PKEY *pk,
1723                                                        unsigned char *pub,
1724                                                        size_t *len));
1725 
1726 void EVP_PKEY_asn1_set_security_bits(EVP_PKEY_ASN1_METHOD *ameth,
1727                                      int (*pkey_security_bits) (const EVP_PKEY
1728                                                                 *pk));
1729 
1730 int EVP_PKEY_CTX_get_signature_md(EVP_PKEY_CTX *ctx, const EVP_MD **md);
1731 int EVP_PKEY_CTX_set_signature_md(EVP_PKEY_CTX *ctx, const EVP_MD *md);
1732 
1733 int EVP_PKEY_CTX_set1_id(EVP_PKEY_CTX *ctx, const void *id, int len);
1734 int EVP_PKEY_CTX_get1_id(EVP_PKEY_CTX *ctx, void *id);
1735 int EVP_PKEY_CTX_get1_id_len(EVP_PKEY_CTX *ctx, size_t *id_len);
1736 
1737 int EVP_PKEY_CTX_set_kem_op(EVP_PKEY_CTX *ctx, const char *op);
1738 
1739 const char *EVP_PKEY_get0_type_name(const EVP_PKEY *key);
1740 
1741 # define EVP_PKEY_OP_UNDEFINED           0
1742 # define EVP_PKEY_OP_PARAMGEN            (1 << 1)
1743 # define EVP_PKEY_OP_KEYGEN              (1 << 2)
1744 # define EVP_PKEY_OP_FROMDATA            (1 << 3)
1745 # define EVP_PKEY_OP_SIGN                (1 << 4)
1746 # define EVP_PKEY_OP_VERIFY              (1 << 5)
1747 # define EVP_PKEY_OP_VERIFYRECOVER       (1 << 6)
1748 # define EVP_PKEY_OP_SIGNCTX             (1 << 7)
1749 # define EVP_PKEY_OP_VERIFYCTX           (1 << 8)
1750 # define EVP_PKEY_OP_ENCRYPT             (1 << 9)
1751 # define EVP_PKEY_OP_DECRYPT             (1 << 10)
1752 # define EVP_PKEY_OP_DERIVE              (1 << 11)
1753 # define EVP_PKEY_OP_ENCAPSULATE         (1 << 12)
1754 # define EVP_PKEY_OP_DECAPSULATE         (1 << 13)
1755 # define EVP_PKEY_OP_SIGNMSG             (1 << 14)
1756 # define EVP_PKEY_OP_VERIFYMSG           (1 << 15)
1757 /* Update the following when adding new EVP_PKEY_OPs */
1758 # define EVP_PKEY_OP_ALL                ((1 << 16) - 1)
1759 
1760 # define EVP_PKEY_OP_TYPE_SIG                                           \
1761     (EVP_PKEY_OP_SIGN | EVP_PKEY_OP_SIGNMSG                             \
1762      | EVP_PKEY_OP_VERIFY | EVP_PKEY_OP_VERIFYMSG                       \
1763      | EVP_PKEY_OP_VERIFYRECOVER                                        \
1764      | EVP_PKEY_OP_SIGNCTX | EVP_PKEY_OP_VERIFYCTX)
1765 
1766 # define EVP_PKEY_OP_TYPE_CRYPT                                         \
1767     (EVP_PKEY_OP_ENCRYPT | EVP_PKEY_OP_DECRYPT)
1768 
1769 # define EVP_PKEY_OP_TYPE_DERIVE                                        \
1770     (EVP_PKEY_OP_DERIVE)
1771 
1772 # define EVP_PKEY_OP_TYPE_DATA                                          \
1773     (EVP_PKEY_OP_FROMDATA)
1774 
1775 # define EVP_PKEY_OP_TYPE_KEM                                           \
1776     (EVP_PKEY_OP_ENCAPSULATE | EVP_PKEY_OP_DECAPSULATE)
1777 
1778 # define EVP_PKEY_OP_TYPE_GEN                                           \
1779     (EVP_PKEY_OP_PARAMGEN | EVP_PKEY_OP_KEYGEN)
1780 
1781 # define EVP_PKEY_OP_TYPE_NOGEN                                         \
1782     (EVP_PKEY_OP_ALL & ~EVP_PKEY_OP_TYPE_GEN)
1783 
1784 int EVP_PKEY_CTX_set_mac_key(EVP_PKEY_CTX *ctx, const unsigned char *key,
1785                              int keylen);
1786 
1787 # define EVP_PKEY_CTRL_MD                1
1788 # define EVP_PKEY_CTRL_PEER_KEY          2
1789 # define EVP_PKEY_CTRL_SET_MAC_KEY       6
1790 # define EVP_PKEY_CTRL_DIGESTINIT        7
1791 /* Used by GOST key encryption in TLS */
1792 # define EVP_PKEY_CTRL_SET_IV            8
1793 # ifndef OPENSSL_NO_DEPRECATED_3_0
1794 #  define EVP_PKEY_CTRL_PKCS7_ENCRYPT     3
1795 #  define EVP_PKEY_CTRL_PKCS7_DECRYPT     4
1796 #  define EVP_PKEY_CTRL_PKCS7_SIGN        5
1797 #  define EVP_PKEY_CTRL_CMS_ENCRYPT       9
1798 #  define EVP_PKEY_CTRL_CMS_DECRYPT       10
1799 #  define EVP_PKEY_CTRL_CMS_SIGN          11
1800 # endif
1801 # define EVP_PKEY_CTRL_CIPHER            12
1802 # define EVP_PKEY_CTRL_GET_MD            13
1803 # define EVP_PKEY_CTRL_SET_DIGEST_SIZE   14
1804 # define EVP_PKEY_CTRL_SET1_ID           15
1805 # define EVP_PKEY_CTRL_GET1_ID           16
1806 # define EVP_PKEY_CTRL_GET1_ID_LEN       17
1807 
1808 # define EVP_PKEY_ALG_CTRL               0x1000
1809 
1810 # define EVP_PKEY_FLAG_AUTOARGLEN        2
1811 /*
1812  * Method handles all operations: don't assume any digest related defaults.
1813  */
1814 # define EVP_PKEY_FLAG_SIGCTX_CUSTOM     4
1815 # ifndef OPENSSL_NO_DEPRECATED_3_0
1816 OSSL_DEPRECATEDIN_3_0 const EVP_PKEY_METHOD *EVP_PKEY_meth_find(int type);
1817 OSSL_DEPRECATEDIN_3_0 EVP_PKEY_METHOD *EVP_PKEY_meth_new(int id, int flags);
1818 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get0_info(int *ppkey_id, int *pflags,
1819                                               const EVP_PKEY_METHOD *meth);
1820 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_copy(EVP_PKEY_METHOD *dst,
1821                                          const EVP_PKEY_METHOD *src);
1822 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_free(EVP_PKEY_METHOD *pmeth);
1823 OSSL_DEPRECATEDIN_3_0 int EVP_PKEY_meth_add0(const EVP_PKEY_METHOD *pmeth);
1824 OSSL_DEPRECATEDIN_3_0 int EVP_PKEY_meth_remove(const EVP_PKEY_METHOD *pmeth);
1825 OSSL_DEPRECATEDIN_3_0 size_t EVP_PKEY_meth_get_count(void);
1826 OSSL_DEPRECATEDIN_3_0 const EVP_PKEY_METHOD *EVP_PKEY_meth_get0(size_t idx);
1827 # endif
1828 
1829 EVP_KEYMGMT *EVP_KEYMGMT_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
1830                                const char *properties);
1831 int EVP_KEYMGMT_up_ref(EVP_KEYMGMT *keymgmt);
1832 void EVP_KEYMGMT_free(EVP_KEYMGMT *keymgmt);
1833 const OSSL_PROVIDER *EVP_KEYMGMT_get0_provider(const EVP_KEYMGMT *keymgmt);
1834 const char *EVP_KEYMGMT_get0_name(const EVP_KEYMGMT *keymgmt);
1835 const char *EVP_KEYMGMT_get0_description(const EVP_KEYMGMT *keymgmt);
1836 int EVP_KEYMGMT_is_a(const EVP_KEYMGMT *keymgmt, const char *name);
1837 void EVP_KEYMGMT_do_all_provided(OSSL_LIB_CTX *libctx,
1838                                  void (*fn)(EVP_KEYMGMT *keymgmt, void *arg),
1839                                  void *arg);
1840 int EVP_KEYMGMT_names_do_all(const EVP_KEYMGMT *keymgmt,
1841                              void (*fn)(const char *name, void *data),
1842                              void *data);
1843 const OSSL_PARAM *EVP_KEYMGMT_gettable_params(const EVP_KEYMGMT *keymgmt);
1844 const OSSL_PARAM *EVP_KEYMGMT_settable_params(const EVP_KEYMGMT *keymgmt);
1845 const OSSL_PARAM *EVP_KEYMGMT_gen_settable_params(const EVP_KEYMGMT *keymgmt);
1846 const OSSL_PARAM *EVP_KEYMGMT_gen_gettable_params(const EVP_KEYMGMT *keymgmt);
1847 
1848 EVP_SKEYMGMT *EVP_SKEYMGMT_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
1849                                  const char *properties);
1850 int EVP_SKEYMGMT_up_ref(EVP_SKEYMGMT *keymgmt);
1851 void EVP_SKEYMGMT_free(EVP_SKEYMGMT *keymgmt);
1852 const OSSL_PROVIDER *EVP_SKEYMGMT_get0_provider(const EVP_SKEYMGMT *keymgmt);
1853 const char *EVP_SKEYMGMT_get0_name(const EVP_SKEYMGMT *keymgmt);
1854 const char *EVP_SKEYMGMT_get0_description(const EVP_SKEYMGMT *keymgmt);
1855 int EVP_SKEYMGMT_is_a(const EVP_SKEYMGMT *keymgmt, const char *name);
1856 void EVP_SKEYMGMT_do_all_provided(OSSL_LIB_CTX *libctx,
1857                                   void (*fn)(EVP_SKEYMGMT *keymgmt, void *arg),
1858                                   void *arg);
1859 int EVP_SKEYMGMT_names_do_all(const EVP_SKEYMGMT *keymgmt,
1860                               void (*fn)(const char *name, void *data),
1861                               void *data);
1862 const OSSL_PARAM *EVP_SKEYMGMT_get0_gen_settable_params(const EVP_SKEYMGMT *skeymgmt);
1863 const OSSL_PARAM *EVP_SKEYMGMT_get0_imp_settable_params(const EVP_SKEYMGMT *skeymgmt);
1864 
1865 EVP_PKEY_CTX *EVP_PKEY_CTX_new(EVP_PKEY *pkey, ENGINE *e);
1866 EVP_PKEY_CTX *EVP_PKEY_CTX_new_id(int id, ENGINE *e);
1867 EVP_PKEY_CTX *EVP_PKEY_CTX_new_from_name(OSSL_LIB_CTX *libctx,
1868                                          const char *name,
1869                                          const char *propquery);
1870 EVP_PKEY_CTX *EVP_PKEY_CTX_new_from_pkey(OSSL_LIB_CTX *libctx,
1871                                          EVP_PKEY *pkey, const char *propquery);
1872 EVP_PKEY_CTX *EVP_PKEY_CTX_dup(const EVP_PKEY_CTX *ctx);
1873 void EVP_PKEY_CTX_free(EVP_PKEY_CTX *ctx);
1874 int EVP_PKEY_CTX_is_a(EVP_PKEY_CTX *ctx, const char *keytype);
1875 
1876 int EVP_PKEY_CTX_get_params(EVP_PKEY_CTX *ctx, OSSL_PARAM *params);
1877 const OSSL_PARAM *EVP_PKEY_CTX_gettable_params(const EVP_PKEY_CTX *ctx);
1878 int EVP_PKEY_CTX_set_params(EVP_PKEY_CTX *ctx, const OSSL_PARAM *params);
1879 const OSSL_PARAM *EVP_PKEY_CTX_settable_params(const EVP_PKEY_CTX *ctx);
1880 
1881 int EVP_PKEY_CTX_set_algor_params(EVP_PKEY_CTX *ctx, const X509_ALGOR *alg);
1882 int EVP_PKEY_CTX_get_algor_params(EVP_PKEY_CTX *ctx, X509_ALGOR *alg);
1883 int EVP_PKEY_CTX_get_algor(EVP_PKEY_CTX *ctx, X509_ALGOR **alg);
1884 
1885 int EVP_PKEY_CTX_ctrl(EVP_PKEY_CTX *ctx, int keytype, int optype,
1886                       int cmd, int p1, void *p2);
1887 int EVP_PKEY_CTX_ctrl_str(EVP_PKEY_CTX *ctx, const char *type,
1888                           const char *value);
1889 int EVP_PKEY_CTX_ctrl_uint64(EVP_PKEY_CTX *ctx, int keytype, int optype,
1890                              int cmd, uint64_t value);
1891 
1892 int EVP_PKEY_CTX_str2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *str);
1893 int EVP_PKEY_CTX_hex2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *hex);
1894 
1895 int EVP_PKEY_CTX_md(EVP_PKEY_CTX *ctx, int optype, int cmd, const char *md);
1896 
1897 int EVP_PKEY_CTX_get_operation(EVP_PKEY_CTX *ctx);
1898 void EVP_PKEY_CTX_set0_keygen_info(EVP_PKEY_CTX *ctx, int *dat, int datlen);
1899 
1900 EVP_PKEY *EVP_PKEY_new_mac_key(int type, ENGINE *e,
1901                                const unsigned char *key, int keylen);
1902 EVP_PKEY *EVP_PKEY_new_raw_private_key_ex(OSSL_LIB_CTX *libctx,
1903                                           const char *keytype,
1904                                           const char *propq,
1905                                           const unsigned char *priv, size_t len);
1906 EVP_PKEY *EVP_PKEY_new_raw_private_key(int type, ENGINE *e,
1907                                        const unsigned char *priv,
1908                                        size_t len);
1909 EVP_PKEY *EVP_PKEY_new_raw_public_key_ex(OSSL_LIB_CTX *libctx,
1910                                          const char *keytype, const char *propq,
1911                                          const unsigned char *pub, size_t len);
1912 EVP_PKEY *EVP_PKEY_new_raw_public_key(int type, ENGINE *e,
1913                                       const unsigned char *pub,
1914                                       size_t len);
1915 int EVP_PKEY_get_raw_private_key(const EVP_PKEY *pkey, unsigned char *priv,
1916                                  size_t *len);
1917 int EVP_PKEY_get_raw_public_key(const EVP_PKEY *pkey, unsigned char *pub,
1918                                 size_t *len);
1919 
1920 # ifndef OPENSSL_NO_DEPRECATED_3_0
1921 OSSL_DEPRECATEDIN_3_0
1922 EVP_PKEY *EVP_PKEY_new_CMAC_key(ENGINE *e, const unsigned char *priv,
1923                                 size_t len, const EVP_CIPHER *cipher);
1924 # endif
1925 
1926 void EVP_PKEY_CTX_set_data(EVP_PKEY_CTX *ctx, void *data);
1927 void *EVP_PKEY_CTX_get_data(const EVP_PKEY_CTX *ctx);
1928 EVP_PKEY *EVP_PKEY_CTX_get0_pkey(EVP_PKEY_CTX *ctx);
1929 
1930 EVP_PKEY *EVP_PKEY_CTX_get0_peerkey(EVP_PKEY_CTX *ctx);
1931 
1932 void EVP_PKEY_CTX_set_app_data(EVP_PKEY_CTX *ctx, void *data);
1933 void *EVP_PKEY_CTX_get_app_data(EVP_PKEY_CTX *ctx);
1934 
1935 int EVP_PKEY_CTX_set_signature(EVP_PKEY_CTX *pctx,
1936                                const unsigned char *sig, size_t siglen);
1937 
1938 void EVP_SIGNATURE_free(EVP_SIGNATURE *signature);
1939 int EVP_SIGNATURE_up_ref(EVP_SIGNATURE *signature);
1940 OSSL_PROVIDER *EVP_SIGNATURE_get0_provider(const EVP_SIGNATURE *signature);
1941 EVP_SIGNATURE *EVP_SIGNATURE_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
1942                                    const char *properties);
1943 int EVP_SIGNATURE_is_a(const EVP_SIGNATURE *signature, const char *name);
1944 const char *EVP_SIGNATURE_get0_name(const EVP_SIGNATURE *signature);
1945 const char *EVP_SIGNATURE_get0_description(const EVP_SIGNATURE *signature);
1946 void EVP_SIGNATURE_do_all_provided(OSSL_LIB_CTX *libctx,
1947                                    void (*fn)(EVP_SIGNATURE *signature,
1948                                               void *data),
1949                                    void *data);
1950 int EVP_SIGNATURE_names_do_all(const EVP_SIGNATURE *signature,
1951                                void (*fn)(const char *name, void *data),
1952                                void *data);
1953 const OSSL_PARAM *EVP_SIGNATURE_gettable_ctx_params(const EVP_SIGNATURE *sig);
1954 const OSSL_PARAM *EVP_SIGNATURE_settable_ctx_params(const EVP_SIGNATURE *sig);
1955 
1956 void EVP_ASYM_CIPHER_free(EVP_ASYM_CIPHER *cipher);
1957 int EVP_ASYM_CIPHER_up_ref(EVP_ASYM_CIPHER *cipher);
1958 OSSL_PROVIDER *EVP_ASYM_CIPHER_get0_provider(const EVP_ASYM_CIPHER *cipher);
1959 EVP_ASYM_CIPHER *EVP_ASYM_CIPHER_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
1960                                        const char *properties);
1961 int EVP_ASYM_CIPHER_is_a(const EVP_ASYM_CIPHER *cipher, const char *name);
1962 const char *EVP_ASYM_CIPHER_get0_name(const EVP_ASYM_CIPHER *cipher);
1963 const char *EVP_ASYM_CIPHER_get0_description(const EVP_ASYM_CIPHER *cipher);
1964 void EVP_ASYM_CIPHER_do_all_provided(OSSL_LIB_CTX *libctx,
1965                                      void (*fn)(EVP_ASYM_CIPHER *cipher,
1966                                                 void *arg),
1967                                      void *arg);
1968 int EVP_ASYM_CIPHER_names_do_all(const EVP_ASYM_CIPHER *cipher,
1969                                  void (*fn)(const char *name, void *data),
1970                                  void *data);
1971 const OSSL_PARAM *EVP_ASYM_CIPHER_gettable_ctx_params(const EVP_ASYM_CIPHER *ciph);
1972 const OSSL_PARAM *EVP_ASYM_CIPHER_settable_ctx_params(const EVP_ASYM_CIPHER *ciph);
1973 
1974 void EVP_KEM_free(EVP_KEM *wrap);
1975 int EVP_KEM_up_ref(EVP_KEM *wrap);
1976 OSSL_PROVIDER *EVP_KEM_get0_provider(const EVP_KEM *wrap);
1977 EVP_KEM *EVP_KEM_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
1978                        const char *properties);
1979 int EVP_KEM_is_a(const EVP_KEM *wrap, const char *name);
1980 const char *EVP_KEM_get0_name(const EVP_KEM *wrap);
1981 const char *EVP_KEM_get0_description(const EVP_KEM *wrap);
1982 void EVP_KEM_do_all_provided(OSSL_LIB_CTX *libctx,
1983                              void (*fn)(EVP_KEM *wrap, void *arg), void *arg);
1984 int EVP_KEM_names_do_all(const EVP_KEM *wrap,
1985                          void (*fn)(const char *name, void *data), void *data);
1986 const OSSL_PARAM *EVP_KEM_gettable_ctx_params(const EVP_KEM *kem);
1987 const OSSL_PARAM *EVP_KEM_settable_ctx_params(const EVP_KEM *kem);
1988 
1989 int EVP_PKEY_sign_init(EVP_PKEY_CTX *ctx);
1990 int EVP_PKEY_sign_init_ex(EVP_PKEY_CTX *ctx, const OSSL_PARAM params[]);
1991 int EVP_PKEY_sign_init_ex2(EVP_PKEY_CTX *ctx,
1992                            EVP_SIGNATURE *algo, const OSSL_PARAM params[]);
1993 int EVP_PKEY_sign(EVP_PKEY_CTX *ctx,
1994                   unsigned char *sig, size_t *siglen,
1995                   const unsigned char *tbs, size_t tbslen);
1996 int EVP_PKEY_sign_message_init(EVP_PKEY_CTX *ctx,
1997                                EVP_SIGNATURE *algo, const OSSL_PARAM params[]);
1998 int EVP_PKEY_sign_message_update(EVP_PKEY_CTX *ctx,
1999                                  const unsigned char *in, size_t inlen);
2000 int EVP_PKEY_sign_message_final(EVP_PKEY_CTX *ctx,
2001                                 unsigned char *sig, size_t *siglen);
2002 int EVP_PKEY_verify_init(EVP_PKEY_CTX *ctx);
2003 int EVP_PKEY_verify_init_ex(EVP_PKEY_CTX *ctx, const OSSL_PARAM params[]);
2004 int EVP_PKEY_verify_init_ex2(EVP_PKEY_CTX *ctx,
2005                              EVP_SIGNATURE *algo, const OSSL_PARAM params[]);
2006 int EVP_PKEY_verify(EVP_PKEY_CTX *ctx,
2007                     const unsigned char *sig, size_t siglen,
2008                     const unsigned char *tbs, size_t tbslen);
2009 int EVP_PKEY_verify_message_init(EVP_PKEY_CTX *ctx,
2010                                  EVP_SIGNATURE *algo, const OSSL_PARAM params[]);
2011 int EVP_PKEY_verify_message_update(EVP_PKEY_CTX *ctx,
2012                                    const unsigned char *in, size_t inlen);
2013 int EVP_PKEY_verify_message_final(EVP_PKEY_CTX *ctx);
2014 int EVP_PKEY_verify_recover_init(EVP_PKEY_CTX *ctx);
2015 int EVP_PKEY_verify_recover_init_ex(EVP_PKEY_CTX *ctx,
2016                                     const OSSL_PARAM params[]);
2017 int EVP_PKEY_verify_recover_init_ex2(EVP_PKEY_CTX *ctx,
2018                                      EVP_SIGNATURE *algo,
2019                                      const OSSL_PARAM params[]);
2020 int EVP_PKEY_verify_recover(EVP_PKEY_CTX *ctx,
2021                             unsigned char *rout, size_t *routlen,
2022                             const unsigned char *sig, size_t siglen);
2023 int EVP_PKEY_encrypt_init(EVP_PKEY_CTX *ctx);
2024 int EVP_PKEY_encrypt_init_ex(EVP_PKEY_CTX *ctx, const OSSL_PARAM params[]);
2025 int EVP_PKEY_encrypt(EVP_PKEY_CTX *ctx,
2026                      unsigned char *out, size_t *outlen,
2027                      const unsigned char *in, size_t inlen);
2028 int EVP_PKEY_decrypt_init(EVP_PKEY_CTX *ctx);
2029 int EVP_PKEY_decrypt_init_ex(EVP_PKEY_CTX *ctx, const OSSL_PARAM params[]);
2030 int EVP_PKEY_decrypt(EVP_PKEY_CTX *ctx,
2031                      unsigned char *out, size_t *outlen,
2032                      const unsigned char *in, size_t inlen);
2033 
2034 int EVP_PKEY_derive_init(EVP_PKEY_CTX *ctx);
2035 int EVP_PKEY_derive_init_ex(EVP_PKEY_CTX *ctx, const OSSL_PARAM params[]);
2036 int EVP_PKEY_derive_set_peer_ex(EVP_PKEY_CTX *ctx, EVP_PKEY *peer,
2037                                 int validate_peer);
2038 int EVP_PKEY_derive_set_peer(EVP_PKEY_CTX *ctx, EVP_PKEY *peer);
2039 int EVP_PKEY_derive(EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen);
2040 
2041 int EVP_PKEY_encapsulate_init(EVP_PKEY_CTX *ctx, const OSSL_PARAM params[]);
2042 int EVP_PKEY_auth_encapsulate_init(EVP_PKEY_CTX *ctx, EVP_PKEY *authpriv,
2043                                    const OSSL_PARAM params[]);
2044 int EVP_PKEY_encapsulate(EVP_PKEY_CTX *ctx,
2045                          unsigned char *wrappedkey, size_t *wrappedkeylen,
2046                          unsigned char *genkey, size_t *genkeylen);
2047 int EVP_PKEY_decapsulate_init(EVP_PKEY_CTX *ctx, const OSSL_PARAM params[]);
2048 int EVP_PKEY_auth_decapsulate_init(EVP_PKEY_CTX *ctx, EVP_PKEY *authpub,
2049                                    const OSSL_PARAM params[]);
2050 int EVP_PKEY_decapsulate(EVP_PKEY_CTX *ctx,
2051                          unsigned char *unwrapped, size_t *unwrappedlen,
2052                          const unsigned char *wrapped, size_t wrappedlen);
2053 typedef int EVP_PKEY_gen_cb(EVP_PKEY_CTX *ctx);
2054 
2055 int EVP_PKEY_fromdata_init(EVP_PKEY_CTX *ctx);
2056 int EVP_PKEY_fromdata(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey, int selection,
2057                       OSSL_PARAM param[]);
2058 const OSSL_PARAM *EVP_PKEY_fromdata_settable(EVP_PKEY_CTX *ctx, int selection);
2059 
2060 int EVP_PKEY_todata(const EVP_PKEY *pkey, int selection, OSSL_PARAM **params);
2061 int EVP_PKEY_export(const EVP_PKEY *pkey, int selection,
2062                     OSSL_CALLBACK *export_cb, void *export_cbarg);
2063 
2064 const OSSL_PARAM *EVP_PKEY_gettable_params(const EVP_PKEY *pkey);
2065 int EVP_PKEY_get_params(const EVP_PKEY *pkey, OSSL_PARAM params[]);
2066 int EVP_PKEY_get_int_param(const EVP_PKEY *pkey, const char *key_name,
2067                            int *out);
2068 int EVP_PKEY_get_size_t_param(const EVP_PKEY *pkey, const char *key_name,
2069                               size_t *out);
2070 int EVP_PKEY_get_bn_param(const EVP_PKEY *pkey, const char *key_name,
2071                           BIGNUM **bn);
2072 int EVP_PKEY_get_utf8_string_param(const EVP_PKEY *pkey, const char *key_name,
2073                                     char *str, size_t max_buf_sz, size_t *out_sz);
2074 int EVP_PKEY_get_octet_string_param(const EVP_PKEY *pkey, const char *key_name,
2075                                     unsigned char *buf, size_t max_buf_sz,
2076                                     size_t *out_sz);
2077 
2078 const OSSL_PARAM *EVP_PKEY_settable_params(const EVP_PKEY *pkey);
2079 int EVP_PKEY_set_params(EVP_PKEY *pkey, OSSL_PARAM params[]);
2080 int EVP_PKEY_set_int_param(EVP_PKEY *pkey, const char *key_name, int in);
2081 int EVP_PKEY_set_size_t_param(EVP_PKEY *pkey, const char *key_name, size_t in);
2082 int EVP_PKEY_set_bn_param(EVP_PKEY *pkey, const char *key_name,
2083                           const BIGNUM *bn);
2084 int EVP_PKEY_set_utf8_string_param(EVP_PKEY *pkey, const char *key_name,
2085                                    const char *str);
2086 int EVP_PKEY_set_octet_string_param(EVP_PKEY *pkey, const char *key_name,
2087                                     const unsigned char *buf, size_t bsize);
2088 
2089 int EVP_PKEY_get_ec_point_conv_form(const EVP_PKEY *pkey);
2090 int EVP_PKEY_get_field_type(const EVP_PKEY *pkey);
2091 
2092 EVP_PKEY *EVP_PKEY_Q_keygen(OSSL_LIB_CTX *libctx, const char *propq,
2093                             const char *type, ...);
2094 int EVP_PKEY_paramgen_init(EVP_PKEY_CTX *ctx);
2095 int EVP_PKEY_paramgen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
2096 int EVP_PKEY_keygen_init(EVP_PKEY_CTX *ctx);
2097 int EVP_PKEY_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
2098 int EVP_PKEY_generate(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
2099 int EVP_PKEY_check(EVP_PKEY_CTX *ctx);
2100 int EVP_PKEY_public_check(EVP_PKEY_CTX *ctx);
2101 int EVP_PKEY_public_check_quick(EVP_PKEY_CTX *ctx);
2102 int EVP_PKEY_param_check(EVP_PKEY_CTX *ctx);
2103 int EVP_PKEY_param_check_quick(EVP_PKEY_CTX *ctx);
2104 int EVP_PKEY_private_check(EVP_PKEY_CTX *ctx);
2105 int EVP_PKEY_pairwise_check(EVP_PKEY_CTX *ctx);
2106 
2107 # define EVP_PKEY_get_ex_new_index(l, p, newf, dupf, freef) \
2108     CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_EVP_PKEY, l, p, newf, dupf, freef)
2109 int EVP_PKEY_set_ex_data(EVP_PKEY *key, int idx, void *arg);
2110 void *EVP_PKEY_get_ex_data(const EVP_PKEY *key, int idx);
2111 
2112 void EVP_PKEY_CTX_set_cb(EVP_PKEY_CTX *ctx, EVP_PKEY_gen_cb *cb);
2113 EVP_PKEY_gen_cb *EVP_PKEY_CTX_get_cb(EVP_PKEY_CTX *ctx);
2114 
2115 int EVP_PKEY_CTX_get_keygen_info(EVP_PKEY_CTX *ctx, int idx);
2116 # ifndef OPENSSL_NO_DEPRECATED_3_0
2117 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_init(EVP_PKEY_METHOD *pmeth,
2118                                              int (*init) (EVP_PKEY_CTX *ctx));
2119 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_copy
2120     (EVP_PKEY_METHOD *pmeth, int (*copy) (EVP_PKEY_CTX *dst,
2121                                           const EVP_PKEY_CTX *src));
2122 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_cleanup
2123     (EVP_PKEY_METHOD *pmeth, void (*cleanup) (EVP_PKEY_CTX *ctx));
2124 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_paramgen
2125     (EVP_PKEY_METHOD *pmeth, int (*paramgen_init) (EVP_PKEY_CTX *ctx),
2126      int (*paramgen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey));
2127 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_keygen
2128     (EVP_PKEY_METHOD *pmeth, int (*keygen_init) (EVP_PKEY_CTX *ctx),
2129      int (*keygen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey));
2130 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_sign
2131     (EVP_PKEY_METHOD *pmeth, int (*sign_init) (EVP_PKEY_CTX *ctx),
2132      int (*sign) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
2133                   const unsigned char *tbs, size_t tbslen));
2134 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_verify
2135     (EVP_PKEY_METHOD *pmeth, int (*verify_init) (EVP_PKEY_CTX *ctx),
2136      int (*verify) (EVP_PKEY_CTX *ctx, const unsigned char *sig, size_t siglen,
2137                     const unsigned char *tbs, size_t tbslen));
2138 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_verify_recover
2139     (EVP_PKEY_METHOD *pmeth, int (*verify_recover_init) (EVP_PKEY_CTX *ctx),
2140      int (*verify_recover) (EVP_PKEY_CTX *ctx, unsigned char *sig,
2141                             size_t *siglen, const unsigned char *tbs,
2142                             size_t tbslen));
2143 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_signctx
2144     (EVP_PKEY_METHOD *pmeth, int (*signctx_init) (EVP_PKEY_CTX *ctx,
2145                                                   EVP_MD_CTX *mctx),
2146      int (*signctx) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
2147                      EVP_MD_CTX *mctx));
2148 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_verifyctx
2149     (EVP_PKEY_METHOD *pmeth, int (*verifyctx_init) (EVP_PKEY_CTX *ctx,
2150                                                     EVP_MD_CTX *mctx),
2151      int (*verifyctx) (EVP_PKEY_CTX *ctx, const unsigned char *sig, int siglen,
2152                        EVP_MD_CTX *mctx));
2153 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_encrypt
2154     (EVP_PKEY_METHOD *pmeth, int (*encrypt_init) (EVP_PKEY_CTX *ctx),
2155      int (*encryptfn) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
2156                        const unsigned char *in, size_t inlen));
2157 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_decrypt
2158     (EVP_PKEY_METHOD *pmeth, int (*decrypt_init) (EVP_PKEY_CTX *ctx),
2159      int (*decrypt) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
2160                      const unsigned char *in, size_t inlen));
2161 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_derive
2162     (EVP_PKEY_METHOD *pmeth, int (*derive_init) (EVP_PKEY_CTX *ctx),
2163      int (*derive) (EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen));
2164 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_ctrl
2165     (EVP_PKEY_METHOD *pmeth, int (*ctrl) (EVP_PKEY_CTX *ctx, int type, int p1,
2166                                           void *p2),
2167      int (*ctrl_str) (EVP_PKEY_CTX *ctx, const char *type, const char *value));
2168 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_digestsign
2169     (EVP_PKEY_METHOD *pmeth,
2170      int (*digestsign) (EVP_MD_CTX *ctx, unsigned char *sig, size_t *siglen,
2171                         const unsigned char *tbs, size_t tbslen));
2172 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_digestverify
2173     (EVP_PKEY_METHOD *pmeth,
2174      int (*digestverify) (EVP_MD_CTX *ctx, const unsigned char *sig,
2175                           size_t siglen, const unsigned char *tbs,
2176                           size_t tbslen));
2177 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_check
2178     (EVP_PKEY_METHOD *pmeth, int (*check) (EVP_PKEY *pkey));
2179 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_public_check
2180     (EVP_PKEY_METHOD *pmeth, int (*check) (EVP_PKEY *pkey));
2181 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_param_check
2182     (EVP_PKEY_METHOD *pmeth, int (*check) (EVP_PKEY *pkey));
2183 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_set_digest_custom
2184     (EVP_PKEY_METHOD *pmeth, int (*digest_custom) (EVP_PKEY_CTX *ctx,
2185                                                    EVP_MD_CTX *mctx));
2186 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_init
2187     (const EVP_PKEY_METHOD *pmeth, int (**pinit) (EVP_PKEY_CTX *ctx));
2188 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_copy
2189     (const EVP_PKEY_METHOD *pmeth, int (**pcopy) (EVP_PKEY_CTX *dst,
2190                                                   const EVP_PKEY_CTX *src));
2191 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_cleanup
2192     (const EVP_PKEY_METHOD *pmeth, void (**pcleanup) (EVP_PKEY_CTX *ctx));
2193 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_paramgen
2194     (const EVP_PKEY_METHOD *pmeth, int (**pparamgen_init) (EVP_PKEY_CTX *ctx),
2195      int (**pparamgen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey));
2196 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_keygen
2197     (const EVP_PKEY_METHOD *pmeth, int (**pkeygen_init) (EVP_PKEY_CTX *ctx),
2198      int (**pkeygen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey));
2199 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_sign
2200     (const EVP_PKEY_METHOD *pmeth, int (**psign_init) (EVP_PKEY_CTX *ctx),
2201      int (**psign) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
2202                     const unsigned char *tbs, size_t tbslen));
2203 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_verify
2204     (const EVP_PKEY_METHOD *pmeth, int (**pverify_init) (EVP_PKEY_CTX *ctx),
2205      int (**pverify) (EVP_PKEY_CTX *ctx, const unsigned char *sig,
2206                       size_t siglen, const unsigned char *tbs, size_t tbslen));
2207 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_verify_recover
2208     (const EVP_PKEY_METHOD *pmeth,
2209      int (**pverify_recover_init) (EVP_PKEY_CTX *ctx),
2210      int (**pverify_recover) (EVP_PKEY_CTX *ctx, unsigned char *sig,
2211                               size_t *siglen, const unsigned char *tbs,
2212                               size_t tbslen));
2213 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_signctx
2214     (const EVP_PKEY_METHOD *pmeth,
2215      int (**psignctx_init) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx),
2216      int (**psignctx) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
2217                        EVP_MD_CTX *mctx));
2218 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_verifyctx
2219     (const EVP_PKEY_METHOD *pmeth,
2220      int (**pverifyctx_init) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx),
2221      int (**pverifyctx) (EVP_PKEY_CTX *ctx, const unsigned char *sig,
2222                           int siglen, EVP_MD_CTX *mctx));
2223 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_encrypt
2224     (const EVP_PKEY_METHOD *pmeth, int (**pencrypt_init) (EVP_PKEY_CTX *ctx),
2225      int (**pencryptfn) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
2226                          const unsigned char *in, size_t inlen));
2227 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_decrypt
2228     (const EVP_PKEY_METHOD *pmeth, int (**pdecrypt_init) (EVP_PKEY_CTX *ctx),
2229      int (**pdecrypt) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
2230                        const unsigned char *in, size_t inlen));
2231 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_derive
2232     (const EVP_PKEY_METHOD *pmeth, int (**pderive_init) (EVP_PKEY_CTX *ctx),
2233      int (**pderive) (EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen));
2234 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_ctrl
2235     (const EVP_PKEY_METHOD *pmeth,
2236      int (**pctrl) (EVP_PKEY_CTX *ctx, int type, int p1, void *p2),
2237      int (**pctrl_str) (EVP_PKEY_CTX *ctx, const char *type,
2238                         const char *value));
2239 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_digestsign
2240     (const EVP_PKEY_METHOD *pmeth,
2241      int (**digestsign) (EVP_MD_CTX *ctx, unsigned char *sig, size_t *siglen,
2242                          const unsigned char *tbs, size_t tbslen));
2243 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_digestverify
2244     (const EVP_PKEY_METHOD *pmeth,
2245      int (**digestverify) (EVP_MD_CTX *ctx, const unsigned char *sig,
2246                            size_t siglen, const unsigned char *tbs,
2247                            size_t tbslen));
2248 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_check
2249     (const EVP_PKEY_METHOD *pmeth, int (**pcheck) (EVP_PKEY *pkey));
2250 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_public_check
2251     (const EVP_PKEY_METHOD *pmeth, int (**pcheck) (EVP_PKEY *pkey));
2252 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_param_check
2253     (const EVP_PKEY_METHOD *pmeth, int (**pcheck) (EVP_PKEY *pkey));
2254 OSSL_DEPRECATEDIN_3_0 void EVP_PKEY_meth_get_digest_custom
2255     (const EVP_PKEY_METHOD *pmeth,
2256      int (**pdigest_custom) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx));
2257 # endif
2258 
2259 void EVP_KEYEXCH_free(EVP_KEYEXCH *exchange);
2260 int EVP_KEYEXCH_up_ref(EVP_KEYEXCH *exchange);
2261 EVP_KEYEXCH *EVP_KEYEXCH_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
2262                                const char *properties);
2263 OSSL_PROVIDER *EVP_KEYEXCH_get0_provider(const EVP_KEYEXCH *exchange);
2264 int EVP_KEYEXCH_is_a(const EVP_KEYEXCH *keyexch, const char *name);
2265 const char *EVP_KEYEXCH_get0_name(const EVP_KEYEXCH *keyexch);
2266 const char *EVP_KEYEXCH_get0_description(const EVP_KEYEXCH *keyexch);
2267 void EVP_KEYEXCH_do_all_provided(OSSL_LIB_CTX *libctx,
2268                                  void (*fn)(EVP_KEYEXCH *keyexch, void *data),
2269                                  void *data);
2270 int EVP_KEYEXCH_names_do_all(const EVP_KEYEXCH *keyexch,
2271                              void (*fn)(const char *name, void *data),
2272                              void *data);
2273 const OSSL_PARAM *EVP_KEYEXCH_gettable_ctx_params(const EVP_KEYEXCH *keyexch);
2274 const OSSL_PARAM *EVP_KEYEXCH_settable_ctx_params(const EVP_KEYEXCH *keyexch);
2275 
2276 void EVP_add_alg_module(void);
2277 
2278 int EVP_PKEY_CTX_set_group_name(EVP_PKEY_CTX *ctx, const char *name);
2279 int EVP_PKEY_CTX_get_group_name(EVP_PKEY_CTX *ctx, char *name, size_t namelen);
2280 int EVP_PKEY_get_group_name(const EVP_PKEY *pkey, char *name, size_t name_sz,
2281                             size_t *gname_len);
2282 
2283 OSSL_LIB_CTX *EVP_PKEY_CTX_get0_libctx(EVP_PKEY_CTX *ctx);
2284 const char *EVP_PKEY_CTX_get0_propq(const EVP_PKEY_CTX *ctx);
2285 const OSSL_PROVIDER *EVP_PKEY_CTX_get0_provider(const EVP_PKEY_CTX *ctx);
2286 
2287 int EVP_SKEY_is_a(const EVP_SKEY *skey, const char *name);
2288 EVP_SKEY *EVP_SKEY_import(OSSL_LIB_CTX *libctx, const char *skeymgmtname, const char *propquery,
2289                           int selection, const OSSL_PARAM *params);
2290 EVP_SKEY *EVP_SKEY_generate(OSSL_LIB_CTX *libctx, const char *skeymgmtname,
2291                             const char *propquery, const OSSL_PARAM *params);
2292 EVP_SKEY *EVP_SKEY_import_raw_key(OSSL_LIB_CTX *libctx, const char *skeymgmtname,
2293                                   unsigned char *key, size_t keylen,
2294                                   const char *propquery);
2295 int EVP_SKEY_get0_raw_key(const EVP_SKEY *skey, const unsigned char **key,
2296                           size_t *len);
2297 const char *EVP_SKEY_get0_key_id(const EVP_SKEY *skey);
2298 int EVP_SKEY_export(const EVP_SKEY *skey, int selection,
2299                     OSSL_CALLBACK *export_cb, void *export_cbarg);
2300 int EVP_SKEY_up_ref(EVP_SKEY *skey);
2301 void EVP_SKEY_free(EVP_SKEY *skey);
2302 const char *EVP_SKEY_get0_skeymgmt_name(const EVP_SKEY *skey);
2303 const char *EVP_SKEY_get0_provider_name(const EVP_SKEY *skey);
2304 EVP_SKEY *EVP_SKEY_to_provider(EVP_SKEY *skey, OSSL_LIB_CTX *libctx,
2305                                OSSL_PROVIDER *prov, const char *propquery);
2306 
2307 # ifdef  __cplusplus
2308 }
2309 # endif
2310 #endif
2311