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Rename EVP_MAC_size() to EVP_MAC_CTX_get_mac_size().
[thirdparty/openssl.git] / include / openssl / evp.h
1 /*
2 * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved.
3 *
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
8 */
9
10 #ifndef OPENSSL_EVP_H
11 # define OPENSSL_EVP_H
12 # pragma once
13
14 # include <openssl/macros.h>
15 # ifndef OPENSSL_NO_DEPRECATED_3_0
16 # define HEADER_ENVELOPE_H
17 # endif
18
19 # include <stdarg.h>
20
21 # include <openssl/opensslconf.h>
22 # include <openssl/types.h>
23 # include <openssl/core.h>
24 # include <openssl/symhacks.h>
25 # include <openssl/bio.h>
26 # include <openssl/evperr.h>
27 # include <openssl/params.h>
28
29 # define EVP_MAX_MD_SIZE 64/* longest known is SHA512 */
30 # define EVP_MAX_KEY_LENGTH 64
31 # define EVP_MAX_IV_LENGTH 16
32 # define EVP_MAX_BLOCK_LENGTH 32
33
34 # define PKCS5_SALT_LEN 8
35 /* Default PKCS#5 iteration count */
36 # define PKCS5_DEFAULT_ITER 2048
37
38 # include <openssl/objects.h>
39
40 # define EVP_PK_RSA 0x0001
41 # define EVP_PK_DSA 0x0002
42 # define EVP_PK_DH 0x0004
43 # define EVP_PK_EC 0x0008
44 # define EVP_PKT_SIGN 0x0010
45 # define EVP_PKT_ENC 0x0020
46 # define EVP_PKT_EXCH 0x0040
47 # define EVP_PKS_RSA 0x0100
48 # define EVP_PKS_DSA 0x0200
49 # define EVP_PKS_EC 0x0400
50
51 # define EVP_PKEY_NONE NID_undef
52 # define EVP_PKEY_RSA NID_rsaEncryption
53 # define EVP_PKEY_RSA2 NID_rsa
54 # define EVP_PKEY_RSA_PSS NID_rsassaPss
55 # define EVP_PKEY_DSA NID_dsa
56 # define EVP_PKEY_DSA1 NID_dsa_2
57 # define EVP_PKEY_DSA2 NID_dsaWithSHA
58 # define EVP_PKEY_DSA3 NID_dsaWithSHA1
59 # define EVP_PKEY_DSA4 NID_dsaWithSHA1_2
60 # define EVP_PKEY_DH NID_dhKeyAgreement
61 # define EVP_PKEY_DHX NID_dhpublicnumber
62 # define EVP_PKEY_EC NID_X9_62_id_ecPublicKey
63 # define EVP_PKEY_SM2 NID_sm2
64 # define EVP_PKEY_HMAC NID_hmac
65 # define EVP_PKEY_CMAC NID_cmac
66 # define EVP_PKEY_SCRYPT NID_id_scrypt
67 # define EVP_PKEY_TLS1_PRF NID_tls1_prf
68 # define EVP_PKEY_HKDF NID_hkdf
69 # define EVP_PKEY_POLY1305 NID_poly1305
70 # define EVP_PKEY_SIPHASH NID_siphash
71 # define EVP_PKEY_X25519 NID_X25519
72 # define EVP_PKEY_ED25519 NID_ED25519
73 # define EVP_PKEY_X448 NID_X448
74 # define EVP_PKEY_ED448 NID_ED448
75 /* Special indicator that the object is uniquely provider side */
76 # define EVP_PKEY_KEYMGMT -1
77
78 #ifdef __cplusplus
79 extern "C" {
80 #endif
81
82 int EVP_set_default_properties(OSSL_LIB_CTX *libctx, const char *propq);
83 int EVP_default_properties_is_fips_enabled(OSSL_LIB_CTX *libctx);
84 int EVP_default_properties_enable_fips(OSSL_LIB_CTX *libctx, int enable);
85
86 # define EVP_PKEY_MO_SIGN 0x0001
87 # define EVP_PKEY_MO_VERIFY 0x0002
88 # define EVP_PKEY_MO_ENCRYPT 0x0004
89 # define EVP_PKEY_MO_DECRYPT 0x0008
90
91 # ifndef EVP_MD
92 DEPRECATEDIN_3_0(EVP_MD *EVP_MD_meth_new(int md_type, int pkey_type))
93 DEPRECATEDIN_3_0(EVP_MD *EVP_MD_meth_dup(const EVP_MD *md))
94 DEPRECATEDIN_3_0(void EVP_MD_meth_free(EVP_MD *md))
95
96 DEPRECATEDIN_3_0(int EVP_MD_meth_set_input_blocksize(EVP_MD *md, int blocksize))
97 DEPRECATEDIN_3_0(int EVP_MD_meth_set_result_size(EVP_MD *md, int resultsize))
98 DEPRECATEDIN_3_0(int EVP_MD_meth_set_app_datasize(EVP_MD *md, int datasize))
99 DEPRECATEDIN_3_0(int EVP_MD_meth_set_flags(EVP_MD *md, unsigned long flags))
100 DEPRECATEDIN_3_0(int EVP_MD_meth_set_init(EVP_MD *md,
101 int (*init)(EVP_MD_CTX *ctx)))
102 DEPRECATEDIN_3_0(int EVP_MD_meth_set_update(EVP_MD *md,
103 int (*update)(EVP_MD_CTX *ctx,
104 const void *data,
105 size_t count)))
106 DEPRECATEDIN_3_0(int EVP_MD_meth_set_final(EVP_MD *md,
107 int (*final)(EVP_MD_CTX *ctx,
108 unsigned char *md)))
109 DEPRECATEDIN_3_0(int EVP_MD_meth_set_copy(EVP_MD *md,
110 int (*copy)(EVP_MD_CTX *to,
111 const EVP_MD_CTX *from)))
112 DEPRECATEDIN_3_0(int EVP_MD_meth_set_cleanup(EVP_MD *md,
113 int (*cleanup)(EVP_MD_CTX *ctx)))
114 DEPRECATEDIN_3_0(int EVP_MD_meth_set_ctrl(EVP_MD *md,
115 int (*ctrl)(EVP_MD_CTX *ctx, int cmd,
116 int p1, void *p2)))
117
118 DEPRECATEDIN_3_0(int EVP_MD_meth_get_input_blocksize(const EVP_MD *md))
119 DEPRECATEDIN_3_0(int EVP_MD_meth_get_result_size(const EVP_MD *md))
120 DEPRECATEDIN_3_0(int EVP_MD_meth_get_app_datasize(const EVP_MD *md))
121 DEPRECATEDIN_3_0(unsigned long EVP_MD_meth_get_flags(const EVP_MD *md))
122 DEPRECATEDIN_3_0(int (*EVP_MD_meth_get_init(const EVP_MD *md))(EVP_MD_CTX *ctx))
123 DEPRECATEDIN_3_0(int (*EVP_MD_meth_get_update(const EVP_MD *md))
124 (EVP_MD_CTX *ctx, const void *data, size_t count))
125 DEPRECATEDIN_3_0(int (*EVP_MD_meth_get_final(const EVP_MD *md))
126 (EVP_MD_CTX *ctx, unsigned char *md))
127 DEPRECATEDIN_3_0(int (*EVP_MD_meth_get_copy(const EVP_MD *md))
128 (EVP_MD_CTX *to, const EVP_MD_CTX *from))
129 DEPRECATEDIN_3_0(int (*EVP_MD_meth_get_cleanup(const EVP_MD *md))
130 (EVP_MD_CTX *ctx))
131 DEPRECATEDIN_3_0(int (*EVP_MD_meth_get_ctrl(const EVP_MD *md))
132 (EVP_MD_CTX *ctx, int cmd, int p1, void *p2))
133 /* digest can only handle a single block */
134 # define EVP_MD_FLAG_ONESHOT 0x0001
135
136 /* digest is extensible-output function, XOF */
137 # define EVP_MD_FLAG_XOF 0x0002
138
139 /* DigestAlgorithmIdentifier flags... */
140
141 # define EVP_MD_FLAG_DIGALGID_MASK 0x0018
142
143 /* NULL or absent parameter accepted. Use NULL */
144
145 # define EVP_MD_FLAG_DIGALGID_NULL 0x0000
146
147 /* NULL or absent parameter accepted. Use NULL for PKCS#1 otherwise absent */
148
149 # define EVP_MD_FLAG_DIGALGID_ABSENT 0x0008
150
151 /* Custom handling via ctrl */
152
153 # define EVP_MD_FLAG_DIGALGID_CUSTOM 0x0018
154
155 /* Note if suitable for use in FIPS mode */
156 # define EVP_MD_FLAG_FIPS 0x0400
157
158 /* Digest ctrls */
159
160 # define EVP_MD_CTRL_DIGALGID 0x1
161 # define EVP_MD_CTRL_MICALG 0x2
162 # define EVP_MD_CTRL_XOF_LEN 0x3
163 # define EVP_MD_CTRL_TLSTREE 0x4
164
165 /* Minimum Algorithm specific ctrl value */
166
167 # define EVP_MD_CTRL_ALG_CTRL 0x1000
168
169 # endif /* !EVP_MD */
170
171 /* values for EVP_MD_CTX flags */
172
173 # define EVP_MD_CTX_FLAG_ONESHOT 0x0001/* digest update will be
174 * called once only */
175 # define EVP_MD_CTX_FLAG_CLEANED 0x0002/* context has already been
176 * cleaned */
177 # define EVP_MD_CTX_FLAG_REUSE 0x0004/* Don't free up ctx->md_data
178 * in EVP_MD_CTX_reset */
179 /*
180 * FIPS and pad options are ignored in 1.0.0, definitions are here so we
181 * don't accidentally reuse the values for other purposes.
182 */
183
184 # define EVP_MD_CTX_FLAG_NON_FIPS_ALLOW 0x0008/* Allow use of non FIPS
185 * digest in FIPS mode */
186
187 /*
188 * The following PAD options are also currently ignored in 1.0.0, digest
189 * parameters are handled through EVP_DigestSign*() and EVP_DigestVerify*()
190 * instead.
191 */
192 # define EVP_MD_CTX_FLAG_PAD_MASK 0xF0/* RSA mode to use */
193 # define EVP_MD_CTX_FLAG_PAD_PKCS1 0x00/* PKCS#1 v1.5 mode */
194 # define EVP_MD_CTX_FLAG_PAD_X931 0x10/* X9.31 mode */
195 # define EVP_MD_CTX_FLAG_PAD_PSS 0x20/* PSS mode */
196
197 # define EVP_MD_CTX_FLAG_NO_INIT 0x0100/* Don't initialize md_data */
198 /*
199 * Some functions such as EVP_DigestSign only finalise copies of internal
200 * contexts so additional data can be included after the finalisation call.
201 * This is inefficient if this functionality is not required: it is disabled
202 * if the following flag is set.
203 */
204 # define EVP_MD_CTX_FLAG_FINALISE 0x0200
205 /* NOTE: 0x0400 is reserved for internal usage */
206
207 DEPRECATEDIN_3_0(EVP_CIPHER *EVP_CIPHER_meth_new(int cipher_type,
208 int block_size, int key_len))
209 DEPRECATEDIN_3_0(EVP_CIPHER *EVP_CIPHER_meth_dup(const EVP_CIPHER *cipher))
210 DEPRECATEDIN_3_0(void EVP_CIPHER_meth_free(EVP_CIPHER *cipher))
211
212 DEPRECATEDIN_3_0(int EVP_CIPHER_meth_set_iv_length(EVP_CIPHER *cipher,
213 int iv_len))
214 DEPRECATEDIN_3_0(int EVP_CIPHER_meth_set_flags(EVP_CIPHER *cipher,
215 unsigned long flags))
216 DEPRECATEDIN_3_0(int EVP_CIPHER_meth_set_impl_ctx_size(EVP_CIPHER *cipher,
217 int ctx_size))
218 DEPRECATEDIN_3_0(int EVP_CIPHER_meth_set_init(EVP_CIPHER *cipher,
219 int (*init) (EVP_CIPHER_CTX *ctx,
220 const unsigned char *key,
221 const unsigned char *iv,
222 int enc)))
223 DEPRECATEDIN_3_0(int EVP_CIPHER_meth_set_do_cipher
224 (EVP_CIPHER *cipher, int (*do_cipher) (EVP_CIPHER_CTX *ctx,
225 unsigned char *out,
226 const unsigned char *in,
227 size_t inl)))
228 DEPRECATEDIN_3_0(int EVP_CIPHER_meth_set_cleanup
229 (EVP_CIPHER *cipher, int (*cleanup) (EVP_CIPHER_CTX *)))
230 DEPRECATEDIN_3_0(int EVP_CIPHER_meth_set_set_asn1_params
231 (EVP_CIPHER *cipher, int (*set_asn1_parameters) (EVP_CIPHER_CTX *,
232 ASN1_TYPE *)))
233 DEPRECATEDIN_3_0(int EVP_CIPHER_meth_set_get_asn1_params
234 (EVP_CIPHER *cipher, int (*get_asn1_parameters) (EVP_CIPHER_CTX *,
235 ASN1_TYPE *)))
236 DEPRECATEDIN_3_0(int EVP_CIPHER_meth_set_ctrl
237 (EVP_CIPHER *cipher, int (*ctrl) (EVP_CIPHER_CTX *, int type, int arg,
238 void *ptr)))
239
240 DEPRECATEDIN_3_0(int (*EVP_CIPHER_meth_get_init
241 (const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *ctx, const unsigned char *key,
242 const unsigned char *iv, int enc))
243 DEPRECATEDIN_3_0(int (*EVP_CIPHER_meth_get_do_cipher(const EVP_CIPHER *cipher))
244 (EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in,
245 size_t inl))
246 DEPRECATEDIN_3_0(int (*EVP_CIPHER_meth_get_cleanup(const EVP_CIPHER *cipher))
247 (EVP_CIPHER_CTX *))
248 DEPRECATEDIN_3_0(int (*EVP_CIPHER_meth_get_set_asn1_params(const EVP_CIPHER *cipher))
249 (EVP_CIPHER_CTX *, ASN1_TYPE *))
250 DEPRECATEDIN_3_0(int (*EVP_CIPHER_meth_get_get_asn1_params(const EVP_CIPHER *cipher))
251 (EVP_CIPHER_CTX *, ASN1_TYPE *))
252 DEPRECATEDIN_3_0(int (*EVP_CIPHER_meth_get_ctrl(const EVP_CIPHER *cipher))
253 (EVP_CIPHER_CTX *, int type, int arg, void *ptr))
254
255 /* Values for cipher flags */
256
257 /* Modes for ciphers */
258
259 # define EVP_CIPH_STREAM_CIPHER 0x0
260 # define EVP_CIPH_ECB_MODE 0x1
261 # define EVP_CIPH_CBC_MODE 0x2
262 # define EVP_CIPH_CFB_MODE 0x3
263 # define EVP_CIPH_OFB_MODE 0x4
264 # define EVP_CIPH_CTR_MODE 0x5
265 # define EVP_CIPH_GCM_MODE 0x6
266 # define EVP_CIPH_CCM_MODE 0x7
267 # define EVP_CIPH_XTS_MODE 0x10001
268 # define EVP_CIPH_WRAP_MODE 0x10002
269 # define EVP_CIPH_OCB_MODE 0x10003
270 # define EVP_CIPH_SIV_MODE 0x10004
271 # define EVP_CIPH_MODE 0xF0007
272 /* Set if variable length cipher */
273 # define EVP_CIPH_VARIABLE_LENGTH 0x8
274 /* Set if the iv handling should be done by the cipher itself */
275 # define EVP_CIPH_CUSTOM_IV 0x10
276 /* Set if the cipher's init() function should be called if key is NULL */
277 # define EVP_CIPH_ALWAYS_CALL_INIT 0x20
278 /* Call ctrl() to init cipher parameters */
279 # define EVP_CIPH_CTRL_INIT 0x40
280 /* Don't use standard key length function */
281 # define EVP_CIPH_CUSTOM_KEY_LENGTH 0x80
282 /* Don't use standard block padding */
283 # define EVP_CIPH_NO_PADDING 0x100
284 /* cipher handles random key generation */
285 # define EVP_CIPH_RAND_KEY 0x200
286 /* cipher has its own additional copying logic */
287 # define EVP_CIPH_CUSTOM_COPY 0x400
288 /* Don't use standard iv length function */
289 # define EVP_CIPH_CUSTOM_IV_LENGTH 0x800
290 /* Legacy and no longer relevant: Allow use default ASN1 get/set iv */
291 # define EVP_CIPH_FLAG_DEFAULT_ASN1 0
292 /* Free: 0x1000 */
293 /* Buffer length in bits not bytes: CFB1 mode only */
294 # define EVP_CIPH_FLAG_LENGTH_BITS 0x2000
295 /* Deprecated FIPS flag: was 0x4000 */
296 # define EVP_CIPH_FLAG_FIPS 0
297 /* Deprecated FIPS flag: was 0x8000 */
298 # define EVP_CIPH_FLAG_NON_FIPS_ALLOW 0
299
300 /*
301 * Cipher handles any and all padding logic as well as finalisation.
302 */
303 # define EVP_CIPH_FLAG_CTS 0x4000
304 # define EVP_CIPH_FLAG_CUSTOM_CIPHER 0x100000
305 # define EVP_CIPH_FLAG_AEAD_CIPHER 0x200000
306 # define EVP_CIPH_FLAG_TLS1_1_MULTIBLOCK 0x400000
307 /* Cipher can handle pipeline operations */
308 # define EVP_CIPH_FLAG_PIPELINE 0X800000
309 /* For provider implementations that handle ASN1 get/set param themselves */
310 # define EVP_CIPH_FLAG_CUSTOM_ASN1 0x1000000
311 /* For ciphers generating unprotected CMS attributes */
312 # define EVP_CIPH_FLAG_CIPHER_WITH_MAC 0x2000000
313 /* For supplementary wrap cipher support */
314 # define EVP_CIPH_FLAG_GET_WRAP_CIPHER 0x4000000
315
316 /*
317 * Cipher context flag to indicate we can handle wrap mode: if allowed in
318 * older applications it could overflow buffers.
319 */
320
321 # define EVP_CIPHER_CTX_FLAG_WRAP_ALLOW 0x1
322
323 /* ctrl() values */
324
325 # define EVP_CTRL_INIT 0x0
326 # define EVP_CTRL_SET_KEY_LENGTH 0x1
327 # define EVP_CTRL_GET_RC2_KEY_BITS 0x2
328 # define EVP_CTRL_SET_RC2_KEY_BITS 0x3
329 # define EVP_CTRL_GET_RC5_ROUNDS 0x4
330 # define EVP_CTRL_SET_RC5_ROUNDS 0x5
331 # define EVP_CTRL_RAND_KEY 0x6
332 # define EVP_CTRL_PBE_PRF_NID 0x7
333 # define EVP_CTRL_COPY 0x8
334 # define EVP_CTRL_AEAD_SET_IVLEN 0x9
335 # define EVP_CTRL_AEAD_GET_TAG 0x10
336 # define EVP_CTRL_AEAD_SET_TAG 0x11
337 # define EVP_CTRL_AEAD_SET_IV_FIXED 0x12
338 # define EVP_CTRL_GCM_SET_IVLEN EVP_CTRL_AEAD_SET_IVLEN
339 # define EVP_CTRL_GCM_GET_TAG EVP_CTRL_AEAD_GET_TAG
340 # define EVP_CTRL_GCM_SET_TAG EVP_CTRL_AEAD_SET_TAG
341 # define EVP_CTRL_GCM_SET_IV_FIXED EVP_CTRL_AEAD_SET_IV_FIXED
342 # define EVP_CTRL_GCM_IV_GEN 0x13
343 # define EVP_CTRL_CCM_SET_IVLEN EVP_CTRL_AEAD_SET_IVLEN
344 # define EVP_CTRL_CCM_GET_TAG EVP_CTRL_AEAD_GET_TAG
345 # define EVP_CTRL_CCM_SET_TAG EVP_CTRL_AEAD_SET_TAG
346 # define EVP_CTRL_CCM_SET_IV_FIXED EVP_CTRL_AEAD_SET_IV_FIXED
347 # define EVP_CTRL_CCM_SET_L 0x14
348 # define EVP_CTRL_CCM_SET_MSGLEN 0x15
349 /*
350 * AEAD cipher deduces payload length and returns number of bytes required to
351 * store MAC and eventual padding. Subsequent call to EVP_Cipher even
352 * appends/verifies MAC.
353 */
354 # define EVP_CTRL_AEAD_TLS1_AAD 0x16
355 /* Used by composite AEAD ciphers, no-op in GCM, CCM... */
356 # define EVP_CTRL_AEAD_SET_MAC_KEY 0x17
357 /* Set the GCM invocation field, decrypt only */
358 # define EVP_CTRL_GCM_SET_IV_INV 0x18
359
360 # define EVP_CTRL_TLS1_1_MULTIBLOCK_AAD 0x19
361 # define EVP_CTRL_TLS1_1_MULTIBLOCK_ENCRYPT 0x1a
362 # define EVP_CTRL_TLS1_1_MULTIBLOCK_DECRYPT 0x1b
363 # define EVP_CTRL_TLS1_1_MULTIBLOCK_MAX_BUFSIZE 0x1c
364
365 # define EVP_CTRL_SSL3_MASTER_SECRET 0x1d
366
367 /* EVP_CTRL_SET_SBOX takes the char * specifying S-boxes */
368 # define EVP_CTRL_SET_SBOX 0x1e
369 /*
370 * EVP_CTRL_SBOX_USED takes a 'size_t' and 'char *', pointing at a
371 * pre-allocated buffer with specified size
372 */
373 # define EVP_CTRL_SBOX_USED 0x1f
374 /* EVP_CTRL_KEY_MESH takes 'size_t' number of bytes to mesh the key after,
375 * 0 switches meshing off
376 */
377 # define EVP_CTRL_KEY_MESH 0x20
378 /* EVP_CTRL_BLOCK_PADDING_MODE takes the padding mode */
379 # define EVP_CTRL_BLOCK_PADDING_MODE 0x21
380
381 /* Set the output buffers to use for a pipelined operation */
382 # define EVP_CTRL_SET_PIPELINE_OUTPUT_BUFS 0x22
383 /* Set the input buffers to use for a pipelined operation */
384 # define EVP_CTRL_SET_PIPELINE_INPUT_BUFS 0x23
385 /* Set the input buffer lengths to use for a pipelined operation */
386 # define EVP_CTRL_SET_PIPELINE_INPUT_LENS 0x24
387 /* Get the IV length used by the cipher */
388 # define EVP_CTRL_GET_IVLEN 0x25
389 /* 0x26 is unused */
390 /* Tell the cipher it's doing a speed test (SIV disallows multiple ops) */
391 # define EVP_CTRL_SET_SPEED 0x27
392 /* Get the unprotectedAttrs from cipher ctx */
393 # define EVP_CTRL_PROCESS_UNPROTECTED 0x28
394 /* Get the supplementary wrap cipher */
395 #define EVP_CTRL_GET_WRAP_CIPHER 0x29
396 /* TLSTREE key diversification */
397 #define EVP_CTRL_TLSTREE 0x2A
398
399 /* Padding modes */
400 #define EVP_PADDING_PKCS7 1
401 #define EVP_PADDING_ISO7816_4 2
402 #define EVP_PADDING_ANSI923 3
403 #define EVP_PADDING_ISO10126 4
404 #define EVP_PADDING_ZERO 5
405
406 /* RFC 5246 defines additional data to be 13 bytes in length */
407 # define EVP_AEAD_TLS1_AAD_LEN 13
408
409 typedef struct {
410 unsigned char *out;
411 const unsigned char *inp;
412 size_t len;
413 unsigned int interleave;
414 } EVP_CTRL_TLS1_1_MULTIBLOCK_PARAM;
415
416 /* GCM TLS constants */
417 /* Length of fixed part of IV derived from PRF */
418 # define EVP_GCM_TLS_FIXED_IV_LEN 4
419 /* Length of explicit part of IV part of TLS records */
420 # define EVP_GCM_TLS_EXPLICIT_IV_LEN 8
421 /* Length of tag for TLS */
422 # define EVP_GCM_TLS_TAG_LEN 16
423
424 /* CCM TLS constants */
425 /* Length of fixed part of IV derived from PRF */
426 # define EVP_CCM_TLS_FIXED_IV_LEN 4
427 /* Length of explicit part of IV part of TLS records */
428 # define EVP_CCM_TLS_EXPLICIT_IV_LEN 8
429 /* Total length of CCM IV length for TLS */
430 # define EVP_CCM_TLS_IV_LEN 12
431 /* Length of tag for TLS */
432 # define EVP_CCM_TLS_TAG_LEN 16
433 /* Length of CCM8 tag for TLS */
434 # define EVP_CCM8_TLS_TAG_LEN 8
435
436 /* Length of tag for TLS */
437 # define EVP_CHACHAPOLY_TLS_TAG_LEN 16
438
439 typedef struct evp_cipher_info_st {
440 const EVP_CIPHER *cipher;
441 unsigned char iv[EVP_MAX_IV_LENGTH];
442 } EVP_CIPHER_INFO;
443
444
445 /* Password based encryption function */
446 typedef int (EVP_PBE_KEYGEN) (EVP_CIPHER_CTX *ctx, const char *pass,
447 int passlen, ASN1_TYPE *param,
448 const EVP_CIPHER *cipher, const EVP_MD *md,
449 int en_de);
450
451 # ifndef OPENSSL_NO_RSA
452 # define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
453 (rsa))
454 # endif
455
456 # ifndef OPENSSL_NO_DSA
457 # define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
458 (dsa))
459 # endif
460
461 # ifndef OPENSSL_NO_DH
462 # define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,(dh))
463 # endif
464
465 # ifndef OPENSSL_NO_EC
466 # define EVP_PKEY_assign_EC_KEY(pkey,eckey) EVP_PKEY_assign((pkey),EVP_PKEY_EC,\
467 (eckey))
468 # endif
469 # ifndef OPENSSL_NO_SIPHASH
470 # define EVP_PKEY_assign_SIPHASH(pkey,shkey) EVP_PKEY_assign((pkey),\
471 EVP_PKEY_SIPHASH,(shkey))
472 # endif
473
474 # ifndef OPENSSL_NO_POLY1305
475 # define EVP_PKEY_assign_POLY1305(pkey,polykey) EVP_PKEY_assign((pkey),\
476 EVP_PKEY_POLY1305,(polykey))
477 # endif
478
479 /* Add some extra combinations */
480 # define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
481 # define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
482 # define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
483 # define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
484
485 int EVP_MD_type(const EVP_MD *md);
486 # define EVP_MD_nid(e) EVP_MD_type(e)
487 const char *EVP_MD_name(const EVP_MD *md);
488 int EVP_MD_number(const EVP_MD *md);
489 int EVP_MD_is_a(const EVP_MD *md, const char *name);
490 void EVP_MD_names_do_all(const EVP_MD *md,
491 void (*fn)(const char *name, void *data),
492 void *data);
493 const OSSL_PROVIDER *EVP_MD_provider(const EVP_MD *md);
494 int EVP_MD_pkey_type(const EVP_MD *md);
495 int EVP_MD_size(const EVP_MD *md);
496 int EVP_MD_block_size(const EVP_MD *md);
497 unsigned long EVP_MD_flags(const EVP_MD *md);
498
499 const EVP_MD *EVP_MD_CTX_md(const EVP_MD_CTX *ctx);
500 int (*EVP_MD_CTX_update_fn(EVP_MD_CTX *ctx))(EVP_MD_CTX *ctx,
501 const void *data, size_t count);
502 void EVP_MD_CTX_set_update_fn(EVP_MD_CTX *ctx,
503 int (*update) (EVP_MD_CTX *ctx,
504 const void *data, size_t count));
505 # define EVP_MD_CTX_name(e) EVP_MD_name(EVP_MD_CTX_md(e))
506 # define EVP_MD_CTX_size(e) EVP_MD_size(EVP_MD_CTX_md(e))
507 # define EVP_MD_CTX_block_size(e) EVP_MD_block_size(EVP_MD_CTX_md(e))
508 # define EVP_MD_CTX_type(e) EVP_MD_type(EVP_MD_CTX_md(e))
509 EVP_PKEY_CTX *EVP_MD_CTX_pkey_ctx(const EVP_MD_CTX *ctx);
510 void EVP_MD_CTX_set_pkey_ctx(EVP_MD_CTX *ctx, EVP_PKEY_CTX *pctx);
511 void *EVP_MD_CTX_md_data(const EVP_MD_CTX *ctx);
512
513 int EVP_CIPHER_nid(const EVP_CIPHER *cipher);
514 const char *EVP_CIPHER_name(const EVP_CIPHER *cipher);
515 int EVP_CIPHER_number(const EVP_CIPHER *cipher);
516 int EVP_CIPHER_is_a(const EVP_CIPHER *cipher, const char *name);
517 void EVP_CIPHER_names_do_all(const EVP_CIPHER *cipher,
518 void (*fn)(const char *name, void *data),
519 void *data);
520 const OSSL_PROVIDER *EVP_CIPHER_provider(const EVP_CIPHER *cipher);
521 int EVP_CIPHER_block_size(const EVP_CIPHER *cipher);
522 int EVP_CIPHER_impl_ctx_size(const EVP_CIPHER *cipher);
523 int EVP_CIPHER_key_length(const EVP_CIPHER *cipher);
524 int EVP_CIPHER_iv_length(const EVP_CIPHER *cipher);
525 unsigned long EVP_CIPHER_flags(const EVP_CIPHER *cipher);
526 int EVP_CIPHER_mode(const EVP_CIPHER *cipher);
527 EVP_CIPHER *EVP_CIPHER_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
528 const char *properties);
529 int EVP_CIPHER_up_ref(EVP_CIPHER *cipher);
530 void EVP_CIPHER_free(EVP_CIPHER *cipher);
531
532 const EVP_CIPHER *EVP_CIPHER_CTX_cipher(const EVP_CIPHER_CTX *ctx);
533 int EVP_CIPHER_CTX_encrypting(const EVP_CIPHER_CTX *ctx);
534 int EVP_CIPHER_CTX_nid(const EVP_CIPHER_CTX *ctx);
535 int EVP_CIPHER_CTX_block_size(const EVP_CIPHER_CTX *ctx);
536 int EVP_CIPHER_CTX_key_length(const EVP_CIPHER_CTX *ctx);
537 int EVP_CIPHER_CTX_iv_length(const EVP_CIPHER_CTX *ctx);
538 int EVP_CIPHER_CTX_tag_length(const EVP_CIPHER_CTX *ctx);
539 DEPRECATEDIN_3_0(const unsigned char *EVP_CIPHER_CTX_iv(const EVP_CIPHER_CTX *ctx))
540 DEPRECATEDIN_3_0(const unsigned char *EVP_CIPHER_CTX_original_iv(const EVP_CIPHER_CTX *ctx))
541 DEPRECATEDIN_3_0(unsigned char *EVP_CIPHER_CTX_iv_noconst(EVP_CIPHER_CTX *ctx))
542 int EVP_CIPHER_CTX_get_iv_state(EVP_CIPHER_CTX *ctx, void *buf, size_t len);
543 int EVP_CIPHER_CTX_get_iv(EVP_CIPHER_CTX *ctx, void *buf, size_t len);
544 unsigned char *EVP_CIPHER_CTX_buf_noconst(EVP_CIPHER_CTX *ctx);
545 int EVP_CIPHER_CTX_num(const EVP_CIPHER_CTX *ctx);
546 int EVP_CIPHER_CTX_set_num(EVP_CIPHER_CTX *ctx, int num);
547 int EVP_CIPHER_CTX_copy(EVP_CIPHER_CTX *out, const EVP_CIPHER_CTX *in);
548 void *EVP_CIPHER_CTX_get_app_data(const EVP_CIPHER_CTX *ctx);
549 void EVP_CIPHER_CTX_set_app_data(EVP_CIPHER_CTX *ctx, void *data);
550 void *EVP_CIPHER_CTX_get_cipher_data(const EVP_CIPHER_CTX *ctx);
551 void *EVP_CIPHER_CTX_set_cipher_data(EVP_CIPHER_CTX *ctx, void *cipher_data);
552 # define EVP_CIPHER_CTX_name(c) EVP_CIPHER_name(EVP_CIPHER_CTX_cipher(c))
553 # define EVP_CIPHER_CTX_type(c) EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c))
554 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
555 # define EVP_CIPHER_CTX_flags(c) EVP_CIPHER_flags(EVP_CIPHER_CTX_cipher(c))
556 # endif
557 # define EVP_CIPHER_CTX_mode(c) EVP_CIPHER_mode(EVP_CIPHER_CTX_cipher(c))
558
559 # define EVP_ENCODE_LENGTH(l) ((((l)+2)/3*4)+((l)/48+1)*2+80)
560 # define EVP_DECODE_LENGTH(l) (((l)+3)/4*3+80)
561
562 # define EVP_SignInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
563 # define EVP_SignInit(a,b) EVP_DigestInit(a,b)
564 # define EVP_SignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
565 # define EVP_VerifyInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
566 # define EVP_VerifyInit(a,b) EVP_DigestInit(a,b)
567 # define EVP_VerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
568 # define EVP_OpenUpdate(a,b,c,d,e) EVP_DecryptUpdate(a,b,c,d,e)
569 # define EVP_SealUpdate(a,b,c,d,e) EVP_EncryptUpdate(a,b,c,d,e)
570
571 # ifdef CONST_STRICT
572 void BIO_set_md(BIO *, const EVP_MD *md);
573 # else
574 # define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,0,(void *)(md))
575 # endif
576 # define BIO_get_md(b,mdp) BIO_ctrl(b,BIO_C_GET_MD,0,(mdp))
577 # define BIO_get_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_GET_MD_CTX,0,(mdcp))
578 # define BIO_set_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_SET_MD_CTX,0,(mdcp))
579 # define BIO_get_cipher_status(b) BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
580 # define BIO_get_cipher_ctx(b,c_pp) BIO_ctrl(b,BIO_C_GET_CIPHER_CTX,0,(c_pp))
581
582 /*__owur*/ int EVP_Cipher(EVP_CIPHER_CTX *c,
583 unsigned char *out,
584 const unsigned char *in, unsigned int inl);
585
586 # define EVP_add_cipher_alias(n,alias) \
587 OBJ_NAME_add((alias),OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS,(n))
588 # define EVP_add_digest_alias(n,alias) \
589 OBJ_NAME_add((alias),OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,(n))
590 # define EVP_delete_cipher_alias(alias) \
591 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS);
592 # define EVP_delete_digest_alias(alias) \
593 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS);
594
595 int EVP_MD_get_params(const EVP_MD *digest, OSSL_PARAM params[]);
596 int EVP_MD_CTX_set_params(EVP_MD_CTX *ctx, const OSSL_PARAM params[]);
597 int EVP_MD_CTX_get_params(EVP_MD_CTX *ctx, OSSL_PARAM params[]);
598 const OSSL_PARAM *EVP_MD_gettable_params(const EVP_MD *digest);
599 const OSSL_PARAM *EVP_MD_settable_ctx_params(const EVP_MD *md);
600 const OSSL_PARAM *EVP_MD_gettable_ctx_params(const EVP_MD *md);
601 const OSSL_PARAM *EVP_MD_CTX_settable_params(EVP_MD_CTX *ctx);
602 const OSSL_PARAM *EVP_MD_CTX_gettable_params(EVP_MD_CTX *ctx);
603 int EVP_MD_CTX_ctrl(EVP_MD_CTX *ctx, int cmd, int p1, void *p2);
604 EVP_MD_CTX *EVP_MD_CTX_new(void);
605 int EVP_MD_CTX_reset(EVP_MD_CTX *ctx);
606 void EVP_MD_CTX_free(EVP_MD_CTX *ctx);
607 # define EVP_MD_CTX_create() EVP_MD_CTX_new()
608 # define EVP_MD_CTX_init(ctx) EVP_MD_CTX_reset((ctx))
609 # define EVP_MD_CTX_destroy(ctx) EVP_MD_CTX_free((ctx))
610 __owur int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out, const EVP_MD_CTX *in);
611 void EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags);
612 void EVP_MD_CTX_clear_flags(EVP_MD_CTX *ctx, int flags);
613 int EVP_MD_CTX_test_flags(const EVP_MD_CTX *ctx, int flags);
614 __owur int EVP_DigestInit_ex(EVP_MD_CTX *ctx, const EVP_MD *type,
615 ENGINE *impl);
616 __owur int EVP_DigestUpdate(EVP_MD_CTX *ctx, const void *d,
617 size_t cnt);
618 __owur int EVP_DigestFinal_ex(EVP_MD_CTX *ctx, unsigned char *md,
619 unsigned int *s);
620 __owur int EVP_Digest(const void *data, size_t count,
621 unsigned char *md, unsigned int *size,
622 const EVP_MD *type, ENGINE *impl);
623
624 __owur int EVP_MD_CTX_copy(EVP_MD_CTX *out, const EVP_MD_CTX *in);
625 __owur int EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
626 __owur int EVP_DigestFinal(EVP_MD_CTX *ctx, unsigned char *md,
627 unsigned int *s);
628 __owur int EVP_DigestFinalXOF(EVP_MD_CTX *ctx, unsigned char *md,
629 size_t len);
630
631 __owur EVP_MD *EVP_MD_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
632 const char *properties);
633
634 int EVP_MD_up_ref(EVP_MD *md);
635 void EVP_MD_free(EVP_MD *md);
636
637 int EVP_read_pw_string(char *buf, int length, const char *prompt, int verify);
638 int EVP_read_pw_string_min(char *buf, int minlen, int maxlen,
639 const char *prompt, int verify);
640 void EVP_set_pw_prompt(const char *prompt);
641 char *EVP_get_pw_prompt(void);
642
643 __owur int EVP_BytesToKey(const EVP_CIPHER *type, const EVP_MD *md,
644 const unsigned char *salt,
645 const unsigned char *data, int datal, int count,
646 unsigned char *key, unsigned char *iv);
647
648 void EVP_CIPHER_CTX_set_flags(EVP_CIPHER_CTX *ctx, int flags);
649 void EVP_CIPHER_CTX_clear_flags(EVP_CIPHER_CTX *ctx, int flags);
650 int EVP_CIPHER_CTX_test_flags(const EVP_CIPHER_CTX *ctx, int flags);
651
652 __owur int EVP_EncryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
653 const unsigned char *key, const unsigned char *iv);
654 /*__owur*/ int EVP_EncryptInit_ex(EVP_CIPHER_CTX *ctx,
655 const EVP_CIPHER *cipher, ENGINE *impl,
656 const unsigned char *key,
657 const unsigned char *iv);
658 /*__owur*/ int EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
659 int *outl, const unsigned char *in, int inl);
660 /*__owur*/ int EVP_EncryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out,
661 int *outl);
662 /*__owur*/ int EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out,
663 int *outl);
664
665 __owur int EVP_DecryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
666 const unsigned char *key, const unsigned char *iv);
667 /*__owur*/ int EVP_DecryptInit_ex(EVP_CIPHER_CTX *ctx,
668 const EVP_CIPHER *cipher, ENGINE *impl,
669 const unsigned char *key,
670 const unsigned char *iv);
671 /*__owur*/ int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
672 int *outl, const unsigned char *in, int inl);
673 __owur int EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm,
674 int *outl);
675 /*__owur*/ int EVP_DecryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm,
676 int *outl);
677
678 __owur int EVP_CipherInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
679 const unsigned char *key, const unsigned char *iv,
680 int enc);
681 /*__owur*/ int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx,
682 const EVP_CIPHER *cipher, ENGINE *impl,
683 const unsigned char *key,
684 const unsigned char *iv, int enc);
685 __owur int EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
686 int *outl, const unsigned char *in, int inl);
687 __owur int EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm,
688 int *outl);
689 __owur int EVP_CipherFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm,
690 int *outl);
691
692 __owur int EVP_SignFinal(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *s,
693 EVP_PKEY *pkey);
694 __owur int EVP_SignFinal_ex(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *s,
695 EVP_PKEY *pkey, OSSL_LIB_CTX *libctx,
696 const char *propq);
697
698 __owur int EVP_DigestSign(EVP_MD_CTX *ctx, unsigned char *sigret,
699 size_t *siglen, const unsigned char *tbs,
700 size_t tbslen);
701
702 __owur int EVP_VerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sigbuf,
703 unsigned int siglen, EVP_PKEY *pkey);
704 __owur int EVP_VerifyFinal_ex(EVP_MD_CTX *ctx, const unsigned char *sigbuf,
705 unsigned int siglen, EVP_PKEY *pkey,
706 OSSL_LIB_CTX *libctx, const char *propq);
707
708 __owur int EVP_DigestVerify(EVP_MD_CTX *ctx, const unsigned char *sigret,
709 size_t siglen, const unsigned char *tbs,
710 size_t tbslen);
711
712 int EVP_DigestSignInit_ex(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
713 const char *mdname, OSSL_LIB_CTX *libctx,
714 const char *props, EVP_PKEY *pkey);
715 /*__owur*/ int EVP_DigestSignInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
716 const EVP_MD *type, ENGINE *e,
717 EVP_PKEY *pkey);
718 int EVP_DigestSignUpdate(EVP_MD_CTX *ctx, const void *data, size_t dsize);
719 __owur int EVP_DigestSignFinal(EVP_MD_CTX *ctx, unsigned char *sigret,
720 size_t *siglen);
721
722 int EVP_DigestVerifyInit_ex(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
723 const char *mdname, OSSL_LIB_CTX *libctx,
724 const char *props, EVP_PKEY *pkey);
725 __owur int EVP_DigestVerifyInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
726 const EVP_MD *type, ENGINE *e,
727 EVP_PKEY *pkey);
728 int EVP_DigestVerifyUpdate(EVP_MD_CTX *ctx, const void *data, size_t dsize);
729 __owur int EVP_DigestVerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sig,
730 size_t siglen);
731
732 # ifndef OPENSSL_NO_RSA
733 __owur int EVP_OpenInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
734 const unsigned char *ek, int ekl,
735 const unsigned char *iv, EVP_PKEY *priv);
736 __owur int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
737
738 __owur int EVP_SealInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
739 unsigned char **ek, int *ekl, unsigned char *iv,
740 EVP_PKEY **pubk, int npubk);
741 __owur int EVP_SealFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
742 # endif
743
744 EVP_ENCODE_CTX *EVP_ENCODE_CTX_new(void);
745 void EVP_ENCODE_CTX_free(EVP_ENCODE_CTX *ctx);
746 int EVP_ENCODE_CTX_copy(EVP_ENCODE_CTX *dctx, const EVP_ENCODE_CTX *sctx);
747 int EVP_ENCODE_CTX_num(EVP_ENCODE_CTX *ctx);
748 void EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
749 int EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
750 const unsigned char *in, int inl);
751 void EVP_EncodeFinal(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl);
752 int EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int n);
753
754 void EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
755 int EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
756 const unsigned char *in, int inl);
757 int EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned
758 char *out, int *outl);
759 int EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n);
760
761 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
762 # define EVP_CIPHER_CTX_init(c) EVP_CIPHER_CTX_reset(c)
763 # define EVP_CIPHER_CTX_cleanup(c) EVP_CIPHER_CTX_reset(c)
764 # endif
765 EVP_CIPHER_CTX *EVP_CIPHER_CTX_new(void);
766 int EVP_CIPHER_CTX_reset(EVP_CIPHER_CTX *c);
767 void EVP_CIPHER_CTX_free(EVP_CIPHER_CTX *c);
768 int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *x, int keylen);
769 int EVP_CIPHER_CTX_set_padding(EVP_CIPHER_CTX *c, int pad);
770 int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr);
771 int EVP_CIPHER_CTX_rand_key(EVP_CIPHER_CTX *ctx, unsigned char *key);
772 int EVP_CIPHER_get_params(EVP_CIPHER *cipher, OSSL_PARAM params[]);
773 int EVP_CIPHER_CTX_set_params(EVP_CIPHER_CTX *ctx, const OSSL_PARAM params[]);
774 int EVP_CIPHER_CTX_get_params(EVP_CIPHER_CTX *ctx, OSSL_PARAM params[]);
775 const OSSL_PARAM *EVP_CIPHER_gettable_params(const EVP_CIPHER *cipher);
776 const OSSL_PARAM *EVP_CIPHER_settable_ctx_params(const EVP_CIPHER *cipher);
777 const OSSL_PARAM *EVP_CIPHER_gettable_ctx_params(const EVP_CIPHER *cipher);
778
779 const BIO_METHOD *BIO_f_md(void);
780 const BIO_METHOD *BIO_f_base64(void);
781 const BIO_METHOD *BIO_f_cipher(void);
782 const BIO_METHOD *BIO_f_reliable(void);
783 __owur int BIO_set_cipher(BIO *b, const EVP_CIPHER *c, const unsigned char *k,
784 const unsigned char *i, int enc);
785
786 const EVP_MD *EVP_md_null(void);
787 # ifndef OPENSSL_NO_MD2
788 const EVP_MD *EVP_md2(void);
789 # endif
790 # ifndef OPENSSL_NO_MD4
791 const EVP_MD *EVP_md4(void);
792 # endif
793 # ifndef OPENSSL_NO_MD5
794 const EVP_MD *EVP_md5(void);
795 const EVP_MD *EVP_md5_sha1(void);
796 # endif
797 # ifndef OPENSSL_NO_BLAKE2
798 const EVP_MD *EVP_blake2b512(void);
799 const EVP_MD *EVP_blake2s256(void);
800 # endif
801 const EVP_MD *EVP_sha1(void);
802 const EVP_MD *EVP_sha224(void);
803 const EVP_MD *EVP_sha256(void);
804 const EVP_MD *EVP_sha384(void);
805 const EVP_MD *EVP_sha512(void);
806 const EVP_MD *EVP_sha512_224(void);
807 const EVP_MD *EVP_sha512_256(void);
808 const EVP_MD *EVP_sha3_224(void);
809 const EVP_MD *EVP_sha3_256(void);
810 const EVP_MD *EVP_sha3_384(void);
811 const EVP_MD *EVP_sha3_512(void);
812 const EVP_MD *EVP_shake128(void);
813 const EVP_MD *EVP_shake256(void);
814
815 # ifndef OPENSSL_NO_MDC2
816 const EVP_MD *EVP_mdc2(void);
817 # endif
818 # ifndef OPENSSL_NO_RMD160
819 const EVP_MD *EVP_ripemd160(void);
820 # endif
821 # ifndef OPENSSL_NO_WHIRLPOOL
822 const EVP_MD *EVP_whirlpool(void);
823 # endif
824 # ifndef OPENSSL_NO_SM3
825 const EVP_MD *EVP_sm3(void);
826 # endif
827 const EVP_CIPHER *EVP_enc_null(void); /* does nothing :-) */
828 # ifndef OPENSSL_NO_DES
829 const EVP_CIPHER *EVP_des_ecb(void);
830 const EVP_CIPHER *EVP_des_ede(void);
831 const EVP_CIPHER *EVP_des_ede3(void);
832 const EVP_CIPHER *EVP_des_ede_ecb(void);
833 const EVP_CIPHER *EVP_des_ede3_ecb(void);
834 const EVP_CIPHER *EVP_des_cfb64(void);
835 # define EVP_des_cfb EVP_des_cfb64
836 const EVP_CIPHER *EVP_des_cfb1(void);
837 const EVP_CIPHER *EVP_des_cfb8(void);
838 const EVP_CIPHER *EVP_des_ede_cfb64(void);
839 # define EVP_des_ede_cfb EVP_des_ede_cfb64
840 const EVP_CIPHER *EVP_des_ede3_cfb64(void);
841 # define EVP_des_ede3_cfb EVP_des_ede3_cfb64
842 const EVP_CIPHER *EVP_des_ede3_cfb1(void);
843 const EVP_CIPHER *EVP_des_ede3_cfb8(void);
844 const EVP_CIPHER *EVP_des_ofb(void);
845 const EVP_CIPHER *EVP_des_ede_ofb(void);
846 const EVP_CIPHER *EVP_des_ede3_ofb(void);
847 const EVP_CIPHER *EVP_des_cbc(void);
848 const EVP_CIPHER *EVP_des_ede_cbc(void);
849 const EVP_CIPHER *EVP_des_ede3_cbc(void);
850 const EVP_CIPHER *EVP_desx_cbc(void);
851 const EVP_CIPHER *EVP_des_ede3_wrap(void);
852 /*
853 * This should now be supported through the dev_crypto ENGINE. But also, why
854 * are rc4 and md5 declarations made here inside a "NO_DES" precompiler
855 * branch?
856 */
857 # endif
858 # ifndef OPENSSL_NO_RC4
859 const EVP_CIPHER *EVP_rc4(void);
860 const EVP_CIPHER *EVP_rc4_40(void);
861 # ifndef OPENSSL_NO_MD5
862 const EVP_CIPHER *EVP_rc4_hmac_md5(void);
863 # endif
864 # endif
865 # ifndef OPENSSL_NO_IDEA
866 const EVP_CIPHER *EVP_idea_ecb(void);
867 const EVP_CIPHER *EVP_idea_cfb64(void);
868 # define EVP_idea_cfb EVP_idea_cfb64
869 const EVP_CIPHER *EVP_idea_ofb(void);
870 const EVP_CIPHER *EVP_idea_cbc(void);
871 # endif
872 # ifndef OPENSSL_NO_RC2
873 const EVP_CIPHER *EVP_rc2_ecb(void);
874 const EVP_CIPHER *EVP_rc2_cbc(void);
875 const EVP_CIPHER *EVP_rc2_40_cbc(void);
876 const EVP_CIPHER *EVP_rc2_64_cbc(void);
877 const EVP_CIPHER *EVP_rc2_cfb64(void);
878 # define EVP_rc2_cfb EVP_rc2_cfb64
879 const EVP_CIPHER *EVP_rc2_ofb(void);
880 # endif
881 # ifndef OPENSSL_NO_BF
882 const EVP_CIPHER *EVP_bf_ecb(void);
883 const EVP_CIPHER *EVP_bf_cbc(void);
884 const EVP_CIPHER *EVP_bf_cfb64(void);
885 # define EVP_bf_cfb EVP_bf_cfb64
886 const EVP_CIPHER *EVP_bf_ofb(void);
887 # endif
888 # ifndef OPENSSL_NO_CAST
889 const EVP_CIPHER *EVP_cast5_ecb(void);
890 const EVP_CIPHER *EVP_cast5_cbc(void);
891 const EVP_CIPHER *EVP_cast5_cfb64(void);
892 # define EVP_cast5_cfb EVP_cast5_cfb64
893 const EVP_CIPHER *EVP_cast5_ofb(void);
894 # endif
895 # ifndef OPENSSL_NO_RC5
896 const EVP_CIPHER *EVP_rc5_32_12_16_cbc(void);
897 const EVP_CIPHER *EVP_rc5_32_12_16_ecb(void);
898 const EVP_CIPHER *EVP_rc5_32_12_16_cfb64(void);
899 # define EVP_rc5_32_12_16_cfb EVP_rc5_32_12_16_cfb64
900 const EVP_CIPHER *EVP_rc5_32_12_16_ofb(void);
901 # endif
902 const EVP_CIPHER *EVP_aes_128_ecb(void);
903 const EVP_CIPHER *EVP_aes_128_cbc(void);
904 const EVP_CIPHER *EVP_aes_128_cfb1(void);
905 const EVP_CIPHER *EVP_aes_128_cfb8(void);
906 const EVP_CIPHER *EVP_aes_128_cfb128(void);
907 # define EVP_aes_128_cfb EVP_aes_128_cfb128
908 const EVP_CIPHER *EVP_aes_128_ofb(void);
909 const EVP_CIPHER *EVP_aes_128_ctr(void);
910 const EVP_CIPHER *EVP_aes_128_ccm(void);
911 const EVP_CIPHER *EVP_aes_128_gcm(void);
912 const EVP_CIPHER *EVP_aes_128_xts(void);
913 const EVP_CIPHER *EVP_aes_128_wrap(void);
914 const EVP_CIPHER *EVP_aes_128_wrap_pad(void);
915 # ifndef OPENSSL_NO_OCB
916 const EVP_CIPHER *EVP_aes_128_ocb(void);
917 # endif
918 const EVP_CIPHER *EVP_aes_192_ecb(void);
919 const EVP_CIPHER *EVP_aes_192_cbc(void);
920 const EVP_CIPHER *EVP_aes_192_cfb1(void);
921 const EVP_CIPHER *EVP_aes_192_cfb8(void);
922 const EVP_CIPHER *EVP_aes_192_cfb128(void);
923 # define EVP_aes_192_cfb EVP_aes_192_cfb128
924 const EVP_CIPHER *EVP_aes_192_ofb(void);
925 const EVP_CIPHER *EVP_aes_192_ctr(void);
926 const EVP_CIPHER *EVP_aes_192_ccm(void);
927 const EVP_CIPHER *EVP_aes_192_gcm(void);
928 const EVP_CIPHER *EVP_aes_192_wrap(void);
929 const EVP_CIPHER *EVP_aes_192_wrap_pad(void);
930 # ifndef OPENSSL_NO_OCB
931 const EVP_CIPHER *EVP_aes_192_ocb(void);
932 # endif
933 const EVP_CIPHER *EVP_aes_256_ecb(void);
934 const EVP_CIPHER *EVP_aes_256_cbc(void);
935 const EVP_CIPHER *EVP_aes_256_cfb1(void);
936 const EVP_CIPHER *EVP_aes_256_cfb8(void);
937 const EVP_CIPHER *EVP_aes_256_cfb128(void);
938 # define EVP_aes_256_cfb EVP_aes_256_cfb128
939 const EVP_CIPHER *EVP_aes_256_ofb(void);
940 const EVP_CIPHER *EVP_aes_256_ctr(void);
941 const EVP_CIPHER *EVP_aes_256_ccm(void);
942 const EVP_CIPHER *EVP_aes_256_gcm(void);
943 const EVP_CIPHER *EVP_aes_256_xts(void);
944 const EVP_CIPHER *EVP_aes_256_wrap(void);
945 const EVP_CIPHER *EVP_aes_256_wrap_pad(void);
946 # ifndef OPENSSL_NO_OCB
947 const EVP_CIPHER *EVP_aes_256_ocb(void);
948 # endif
949 const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha1(void);
950 const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha1(void);
951 const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha256(void);
952 const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha256(void);
953 # ifndef OPENSSL_NO_SIV
954 const EVP_CIPHER *EVP_aes_128_siv(void);
955 const EVP_CIPHER *EVP_aes_192_siv(void);
956 const EVP_CIPHER *EVP_aes_256_siv(void);
957 # endif
958 # ifndef OPENSSL_NO_ARIA
959 const EVP_CIPHER *EVP_aria_128_ecb(void);
960 const EVP_CIPHER *EVP_aria_128_cbc(void);
961 const EVP_CIPHER *EVP_aria_128_cfb1(void);
962 const EVP_CIPHER *EVP_aria_128_cfb8(void);
963 const EVP_CIPHER *EVP_aria_128_cfb128(void);
964 # define EVP_aria_128_cfb EVP_aria_128_cfb128
965 const EVP_CIPHER *EVP_aria_128_ctr(void);
966 const EVP_CIPHER *EVP_aria_128_ofb(void);
967 const EVP_CIPHER *EVP_aria_128_gcm(void);
968 const EVP_CIPHER *EVP_aria_128_ccm(void);
969 const EVP_CIPHER *EVP_aria_192_ecb(void);
970 const EVP_CIPHER *EVP_aria_192_cbc(void);
971 const EVP_CIPHER *EVP_aria_192_cfb1(void);
972 const EVP_CIPHER *EVP_aria_192_cfb8(void);
973 const EVP_CIPHER *EVP_aria_192_cfb128(void);
974 # define EVP_aria_192_cfb EVP_aria_192_cfb128
975 const EVP_CIPHER *EVP_aria_192_ctr(void);
976 const EVP_CIPHER *EVP_aria_192_ofb(void);
977 const EVP_CIPHER *EVP_aria_192_gcm(void);
978 const EVP_CIPHER *EVP_aria_192_ccm(void);
979 const EVP_CIPHER *EVP_aria_256_ecb(void);
980 const EVP_CIPHER *EVP_aria_256_cbc(void);
981 const EVP_CIPHER *EVP_aria_256_cfb1(void);
982 const EVP_CIPHER *EVP_aria_256_cfb8(void);
983 const EVP_CIPHER *EVP_aria_256_cfb128(void);
984 # define EVP_aria_256_cfb EVP_aria_256_cfb128
985 const EVP_CIPHER *EVP_aria_256_ctr(void);
986 const EVP_CIPHER *EVP_aria_256_ofb(void);
987 const EVP_CIPHER *EVP_aria_256_gcm(void);
988 const EVP_CIPHER *EVP_aria_256_ccm(void);
989 # endif
990 # ifndef OPENSSL_NO_CAMELLIA
991 const EVP_CIPHER *EVP_camellia_128_ecb(void);
992 const EVP_CIPHER *EVP_camellia_128_cbc(void);
993 const EVP_CIPHER *EVP_camellia_128_cfb1(void);
994 const EVP_CIPHER *EVP_camellia_128_cfb8(void);
995 const EVP_CIPHER *EVP_camellia_128_cfb128(void);
996 # define EVP_camellia_128_cfb EVP_camellia_128_cfb128
997 const EVP_CIPHER *EVP_camellia_128_ofb(void);
998 const EVP_CIPHER *EVP_camellia_128_ctr(void);
999 const EVP_CIPHER *EVP_camellia_192_ecb(void);
1000 const EVP_CIPHER *EVP_camellia_192_cbc(void);
1001 const EVP_CIPHER *EVP_camellia_192_cfb1(void);
1002 const EVP_CIPHER *EVP_camellia_192_cfb8(void);
1003 const EVP_CIPHER *EVP_camellia_192_cfb128(void);
1004 # define EVP_camellia_192_cfb EVP_camellia_192_cfb128
1005 const EVP_CIPHER *EVP_camellia_192_ofb(void);
1006 const EVP_CIPHER *EVP_camellia_192_ctr(void);
1007 const EVP_CIPHER *EVP_camellia_256_ecb(void);
1008 const EVP_CIPHER *EVP_camellia_256_cbc(void);
1009 const EVP_CIPHER *EVP_camellia_256_cfb1(void);
1010 const EVP_CIPHER *EVP_camellia_256_cfb8(void);
1011 const EVP_CIPHER *EVP_camellia_256_cfb128(void);
1012 # define EVP_camellia_256_cfb EVP_camellia_256_cfb128
1013 const EVP_CIPHER *EVP_camellia_256_ofb(void);
1014 const EVP_CIPHER *EVP_camellia_256_ctr(void);
1015 # endif
1016 # ifndef OPENSSL_NO_CHACHA
1017 const EVP_CIPHER *EVP_chacha20(void);
1018 # ifndef OPENSSL_NO_POLY1305
1019 const EVP_CIPHER *EVP_chacha20_poly1305(void);
1020 # endif
1021 # endif
1022
1023 # ifndef OPENSSL_NO_SEED
1024 const EVP_CIPHER *EVP_seed_ecb(void);
1025 const EVP_CIPHER *EVP_seed_cbc(void);
1026 const EVP_CIPHER *EVP_seed_cfb128(void);
1027 # define EVP_seed_cfb EVP_seed_cfb128
1028 const EVP_CIPHER *EVP_seed_ofb(void);
1029 # endif
1030
1031 # ifndef OPENSSL_NO_SM4
1032 const EVP_CIPHER *EVP_sm4_ecb(void);
1033 const EVP_CIPHER *EVP_sm4_cbc(void);
1034 const EVP_CIPHER *EVP_sm4_cfb128(void);
1035 # define EVP_sm4_cfb EVP_sm4_cfb128
1036 const EVP_CIPHER *EVP_sm4_ofb(void);
1037 const EVP_CIPHER *EVP_sm4_ctr(void);
1038 # endif
1039
1040 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
1041 # define OPENSSL_add_all_algorithms_conf() \
1042 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
1043 | OPENSSL_INIT_ADD_ALL_DIGESTS \
1044 | OPENSSL_INIT_LOAD_CONFIG, NULL)
1045 # define OPENSSL_add_all_algorithms_noconf() \
1046 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
1047 | OPENSSL_INIT_ADD_ALL_DIGESTS, NULL)
1048
1049 # ifdef OPENSSL_LOAD_CONF
1050 # define OpenSSL_add_all_algorithms() OPENSSL_add_all_algorithms_conf()
1051 # else
1052 # define OpenSSL_add_all_algorithms() OPENSSL_add_all_algorithms_noconf()
1053 # endif
1054
1055 # define OpenSSL_add_all_ciphers() \
1056 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS, NULL)
1057 # define OpenSSL_add_all_digests() \
1058 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_DIGESTS, NULL)
1059
1060 # define EVP_cleanup() while(0) continue
1061 # endif
1062
1063 int EVP_add_cipher(const EVP_CIPHER *cipher);
1064 int EVP_add_digest(const EVP_MD *digest);
1065
1066 const EVP_CIPHER *EVP_get_cipherbyname(const char *name);
1067 const EVP_MD *EVP_get_digestbyname(const char *name);
1068
1069 void EVP_CIPHER_do_all(void (*fn) (const EVP_CIPHER *ciph,
1070 const char *from, const char *to, void *x),
1071 void *arg);
1072 void EVP_CIPHER_do_all_sorted(void (*fn)
1073 (const EVP_CIPHER *ciph, const char *from,
1074 const char *to, void *x), void *arg);
1075 void EVP_CIPHER_do_all_provided(OSSL_LIB_CTX *libctx,
1076 void (*fn)(EVP_CIPHER *cipher, void *arg),
1077 void *arg);
1078
1079 void EVP_MD_do_all(void (*fn) (const EVP_MD *ciph,
1080 const char *from, const char *to, void *x),
1081 void *arg);
1082 void EVP_MD_do_all_sorted(void (*fn)
1083 (const EVP_MD *ciph, const char *from,
1084 const char *to, void *x), void *arg);
1085 void EVP_MD_do_all_provided(OSSL_LIB_CTX *libctx,
1086 void (*fn)(EVP_MD *md, void *arg),
1087 void *arg);
1088
1089 /* MAC stuff */
1090
1091 EVP_MAC *EVP_MAC_fetch(OSSL_LIB_CTX *libctx, const char *algorithm,
1092 const char *properties);
1093 int EVP_MAC_up_ref(EVP_MAC *mac);
1094 void EVP_MAC_free(EVP_MAC *mac);
1095 int EVP_MAC_number(const EVP_MAC *mac);
1096 const char *EVP_MAC_name(const EVP_MAC *mac);
1097 int EVP_MAC_is_a(const EVP_MAC *mac, const char *name);
1098 const OSSL_PROVIDER *EVP_MAC_provider(const EVP_MAC *mac);
1099 int EVP_MAC_get_params(EVP_MAC *mac, OSSL_PARAM params[]);
1100
1101 EVP_MAC_CTX *EVP_MAC_CTX_new(EVP_MAC *mac);
1102 void EVP_MAC_CTX_free(EVP_MAC_CTX *ctx);
1103 EVP_MAC_CTX *EVP_MAC_CTX_dup(const EVP_MAC_CTX *src);
1104 EVP_MAC *EVP_MAC_CTX_mac(EVP_MAC_CTX *ctx);
1105 int EVP_MAC_CTX_get_params(EVP_MAC_CTX *ctx, OSSL_PARAM params[]);
1106 int EVP_MAC_CTX_set_params(EVP_MAC_CTX *ctx, const OSSL_PARAM params[]);
1107
1108 size_t EVP_MAC_CTX_get_mac_size(EVP_MAC_CTX *ctx);
1109 int EVP_MAC_init(EVP_MAC_CTX *ctx);
1110 int EVP_MAC_update(EVP_MAC_CTX *ctx, const unsigned char *data, size_t datalen);
1111 int EVP_MAC_final(EVP_MAC_CTX *ctx,
1112 unsigned char *out, size_t *outl, size_t outsize);
1113 const OSSL_PARAM *EVP_MAC_gettable_params(const EVP_MAC *mac);
1114 const OSSL_PARAM *EVP_MAC_gettable_ctx_params(const EVP_MAC *mac);
1115 const OSSL_PARAM *EVP_MAC_settable_ctx_params(const EVP_MAC *mac);
1116
1117 void EVP_MAC_do_all_provided(OSSL_LIB_CTX *libctx,
1118 void (*fn)(EVP_MAC *mac, void *arg),
1119 void *arg);
1120 void EVP_MAC_names_do_all(const EVP_MAC *mac,
1121 void (*fn)(const char *name, void *data),
1122 void *data);
1123
1124 /* RAND stuff */
1125 EVP_RAND *EVP_RAND_fetch(OSSL_LIB_CTX *libctx, const char *algorithm,
1126 const char *properties);
1127 int EVP_RAND_up_ref(EVP_RAND *rand);
1128 void EVP_RAND_free(EVP_RAND *rand);
1129 int EVP_RAND_number(const EVP_RAND *rand);
1130 const char *EVP_RAND_name(const EVP_RAND *rand);
1131 int EVP_RAND_is_a(const EVP_RAND *rand, const char *name);
1132 const OSSL_PROVIDER *EVP_RAND_provider(const EVP_RAND *rand);
1133 int EVP_RAND_get_params(EVP_RAND *rand, OSSL_PARAM params[]);
1134
1135 EVP_RAND_CTX *EVP_RAND_CTX_new(EVP_RAND *rand, EVP_RAND_CTX *parent);
1136 void EVP_RAND_CTX_free(EVP_RAND_CTX *ctx);
1137 EVP_RAND *EVP_RAND_CTX_rand(EVP_RAND_CTX *ctx);
1138 int EVP_RAND_get_ctx_params(EVP_RAND_CTX *ctx, OSSL_PARAM params[]);
1139 int EVP_RAND_set_ctx_params(EVP_RAND_CTX *ctx, const OSSL_PARAM params[]);
1140 const OSSL_PARAM *EVP_RAND_gettable_params(const EVP_RAND *rand);
1141 const OSSL_PARAM *EVP_RAND_gettable_ctx_params(const EVP_RAND *rand);
1142 const OSSL_PARAM *EVP_RAND_settable_ctx_params(const EVP_RAND *rand);
1143
1144 void EVP_RAND_do_all_provided(OSSL_LIB_CTX *libctx,
1145 void (*fn)(EVP_RAND *rand, void *arg),
1146 void *arg);
1147 void EVP_RAND_names_do_all(const EVP_RAND *rand,
1148 void (*fn)(const char *name, void *data),
1149 void *data);
1150
1151 __owur int EVP_RAND_instantiate(EVP_RAND_CTX *ctx, unsigned int strength,
1152 int prediction_resistance,
1153 const unsigned char *pstr, size_t pstr_len);
1154 int EVP_RAND_uninstantiate(EVP_RAND_CTX *ctx);
1155 __owur int EVP_RAND_generate(EVP_RAND_CTX *ctx, unsigned char *out,
1156 size_t outlen, unsigned int strength,
1157 int prediction_resistance,
1158 const unsigned char *addin, size_t addin_len);
1159 int EVP_RAND_reseed(EVP_RAND_CTX *ctx, int prediction_resistance,
1160 const unsigned char *ent, size_t ent_len,
1161 const unsigned char *addin, size_t addin_len);
1162 __owur int EVP_RAND_nonce(EVP_RAND_CTX *ctx, unsigned char *out, size_t outlen);
1163 __owur int EVP_RAND_enable_locking(EVP_RAND_CTX *ctx);
1164
1165 int EVP_RAND_verify_zeroization(EVP_RAND_CTX *ctx);
1166 unsigned int EVP_RAND_strength(EVP_RAND_CTX *ctx);
1167 int EVP_RAND_state(EVP_RAND_CTX *ctx);
1168
1169 #define EVP_RAND_STATE_UNINITIALISED 0
1170 #define EVP_RAND_STATE_READY 1
1171 #define EVP_RAND_STATE_ERROR 2
1172
1173 /* PKEY stuff */
1174 DEPRECATEDIN_3_0(int EVP_PKEY_decrypt_old(unsigned char *dec_key,
1175 const unsigned char *enc_key,
1176 int enc_key_len,
1177 EVP_PKEY *private_key))
1178 DEPRECATEDIN_3_0(int EVP_PKEY_encrypt_old(unsigned char *enc_key,
1179 const unsigned char *key,
1180 int key_len, EVP_PKEY *pub_key))
1181 int EVP_PKEY_is_a(const EVP_PKEY *pkey, const char *name);
1182 void EVP_PKEY_typenames_do_all(const EVP_PKEY *pkey,
1183 void (*fn)(const char *name, void *data),
1184 void *data);
1185 int EVP_PKEY_type(int type);
1186 int EVP_PKEY_id(const EVP_PKEY *pkey);
1187 int EVP_PKEY_base_id(const EVP_PKEY *pkey);
1188 int EVP_PKEY_bits(const EVP_PKEY *pkey);
1189 int EVP_PKEY_security_bits(const EVP_PKEY *pkey);
1190 int EVP_PKEY_size(const EVP_PKEY *pkey);
1191 int EVP_PKEY_can_sign(const EVP_PKEY *pkey);
1192 int EVP_PKEY_set_type(EVP_PKEY *pkey, int type);
1193 int EVP_PKEY_set_type_str(EVP_PKEY *pkey, const char *str, int len);
1194 int EVP_PKEY_set_type_by_keymgmt(EVP_PKEY *pkey, EVP_KEYMGMT *keymgmt);
1195 DEPRECATEDIN_3_0(int EVP_PKEY_set_alias_type(EVP_PKEY *pkey, int type))
1196 # ifndef OPENSSL_NO_ENGINE
1197 int EVP_PKEY_set1_engine(EVP_PKEY *pkey, ENGINE *e);
1198 ENGINE *EVP_PKEY_get0_engine(const EVP_PKEY *pkey);
1199 # endif
1200 int EVP_PKEY_assign(EVP_PKEY *pkey, int type, void *key);
1201 void *EVP_PKEY_get0(const EVP_PKEY *pkey);
1202 const unsigned char *EVP_PKEY_get0_hmac(const EVP_PKEY *pkey, size_t *len);
1203 # ifndef OPENSSL_NO_POLY1305
1204 const unsigned char *EVP_PKEY_get0_poly1305(const EVP_PKEY *pkey, size_t *len);
1205 # endif
1206 # ifndef OPENSSL_NO_SIPHASH
1207 const unsigned char *EVP_PKEY_get0_siphash(const EVP_PKEY *pkey, size_t *len);
1208 # endif
1209
1210 # ifndef OPENSSL_NO_RSA
1211 struct rsa_st;
1212 int EVP_PKEY_set1_RSA(EVP_PKEY *pkey, struct rsa_st *key);
1213 struct rsa_st *EVP_PKEY_get0_RSA(const EVP_PKEY *pkey);
1214 struct rsa_st *EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
1215 # endif
1216 # ifndef OPENSSL_NO_DSA
1217 struct dsa_st;
1218 int EVP_PKEY_set1_DSA(EVP_PKEY *pkey, struct dsa_st *key);
1219 struct dsa_st *EVP_PKEY_get0_DSA(const EVP_PKEY *pkey);
1220 struct dsa_st *EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
1221 # endif
1222 # ifndef OPENSSL_NO_DH
1223 struct dh_st;
1224 int EVP_PKEY_set1_DH(EVP_PKEY *pkey, struct dh_st *key);
1225 struct dh_st *EVP_PKEY_get0_DH(const EVP_PKEY *pkey);
1226 struct dh_st *EVP_PKEY_get1_DH(EVP_PKEY *pkey);
1227 # endif
1228 # ifndef OPENSSL_NO_EC
1229 struct ec_key_st;
1230 int EVP_PKEY_set1_EC_KEY(EVP_PKEY *pkey, struct ec_key_st *key);
1231 struct ec_key_st *EVP_PKEY_get0_EC_KEY(const EVP_PKEY *pkey);
1232 struct ec_key_st *EVP_PKEY_get1_EC_KEY(EVP_PKEY *pkey);
1233 # endif
1234
1235 EVP_PKEY *EVP_PKEY_new(void);
1236 int EVP_PKEY_up_ref(EVP_PKEY *pkey);
1237 void EVP_PKEY_free(EVP_PKEY *pkey);
1238
1239 EVP_PKEY *d2i_PublicKey(int type, EVP_PKEY **a, const unsigned char **pp,
1240 long length);
1241 int i2d_PublicKey(const EVP_PKEY *a, unsigned char **pp);
1242
1243
1244 EVP_PKEY *d2i_PrivateKey_ex(int type, EVP_PKEY **a, const unsigned char **pp,
1245 long length, OSSL_LIB_CTX *libctx,
1246 const char *propq);
1247 EVP_PKEY *d2i_PrivateKey(int type, EVP_PKEY **a, const unsigned char **pp,
1248 long length);
1249 EVP_PKEY *d2i_AutoPrivateKey_ex(EVP_PKEY **a, const unsigned char **pp,
1250 long length, OSSL_LIB_CTX *libctx,
1251 const char *propq);
1252 EVP_PKEY *d2i_AutoPrivateKey(EVP_PKEY **a, const unsigned char **pp,
1253 long length);
1254 int i2d_PrivateKey(const EVP_PKEY *a, unsigned char **pp);
1255
1256 int i2d_KeyParams(const EVP_PKEY *a, unsigned char **pp);
1257 EVP_PKEY *d2i_KeyParams(int type, EVP_PKEY **a, const unsigned char **pp,
1258 long length);
1259 int i2d_KeyParams_bio(BIO *bp, const EVP_PKEY *pkey);
1260 EVP_PKEY *d2i_KeyParams_bio(int type, EVP_PKEY **a, BIO *in);
1261
1262 int EVP_PKEY_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from);
1263 int EVP_PKEY_missing_parameters(const EVP_PKEY *pkey);
1264 int EVP_PKEY_save_parameters(EVP_PKEY *pkey, int mode);
1265 int EVP_PKEY_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b);
1266 int EVP_PKEY_parameters_eq(const EVP_PKEY *a, const EVP_PKEY *b);
1267
1268 int EVP_PKEY_cmp(const EVP_PKEY *a, const EVP_PKEY *b);
1269 int EVP_PKEY_eq(const EVP_PKEY *a, const EVP_PKEY *b);
1270
1271 int EVP_PKEY_print_public(BIO *out, const EVP_PKEY *pkey,
1272 int indent, ASN1_PCTX *pctx);
1273 int EVP_PKEY_print_private(BIO *out, const EVP_PKEY *pkey,
1274 int indent, ASN1_PCTX *pctx);
1275 int EVP_PKEY_print_params(BIO *out, const EVP_PKEY *pkey,
1276 int indent, ASN1_PCTX *pctx);
1277
1278 int EVP_PKEY_get_default_digest_nid(EVP_PKEY *pkey, int *pnid);
1279 int EVP_PKEY_get_default_digest_name(EVP_PKEY *pkey,
1280 char *mdname, size_t mdname_sz);
1281 int EVP_PKEY_supports_digest_nid(EVP_PKEY *pkey, int nid);
1282
1283 # ifndef OPENSSL_NO_DEPRECATED_3_0
1284 /*
1285 * For backwards compatibility. Use EVP_PKEY_set1_encoded_public_key in
1286 * preference
1287 */
1288 # define EVP_PKEY_set1_tls_encodedpoint(pkey, pt, ptlen) \
1289 EVP_PKEY_set1_encoded_public_key((pkey), (pt), (ptlen))
1290 # endif
1291
1292 int EVP_PKEY_set1_encoded_public_key(EVP_PKEY *pkey,
1293 const unsigned char *pub, size_t publen);
1294
1295 # ifndef OPENSSL_NO_DEPRECATED_3_0
1296 /*
1297 * For backwards compatibility. Use EVP_PKEY_get1_encoded_public_key in
1298 * preference
1299 */
1300 # define EVP_PKEY_get1_tls_encodedpoint(pkey, ppt) \
1301 EVP_PKEY_get1_encoded_public_key((pkey), (ppt))
1302 # endif
1303
1304 size_t EVP_PKEY_get1_encoded_public_key(EVP_PKEY *pkey, unsigned char **ppub);
1305
1306 int EVP_CIPHER_type(const EVP_CIPHER *ctx);
1307
1308 /* calls methods */
1309 int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1310 int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1311
1312 /* These are used by EVP_CIPHER methods */
1313 int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1314 int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1315
1316 /* PKCS5 password based encryption */
1317 int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
1318 ASN1_TYPE *param, const EVP_CIPHER *cipher,
1319 const EVP_MD *md, int en_de);
1320 int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,
1321 const unsigned char *salt, int saltlen, int iter,
1322 int keylen, unsigned char *out);
1323 int PKCS5_PBKDF2_HMAC(const char *pass, int passlen,
1324 const unsigned char *salt, int saltlen, int iter,
1325 const EVP_MD *digest, int keylen, unsigned char *out);
1326 int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
1327 ASN1_TYPE *param, const EVP_CIPHER *cipher,
1328 const EVP_MD *md, int en_de);
1329
1330 #ifndef OPENSSL_NO_SCRYPT
1331 int EVP_PBE_scrypt(const char *pass, size_t passlen,
1332 const unsigned char *salt, size_t saltlen,
1333 uint64_t N, uint64_t r, uint64_t p, uint64_t maxmem,
1334 unsigned char *key, size_t keylen);
1335
1336 int PKCS5_v2_scrypt_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass,
1337 int passlen, ASN1_TYPE *param,
1338 const EVP_CIPHER *c, const EVP_MD *md, int en_de);
1339 #endif
1340
1341 void PKCS5_PBE_add(void);
1342
1343 int EVP_PBE_CipherInit(ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
1344 ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de);
1345
1346 /* PBE type */
1347
1348 /* Can appear as the outermost AlgorithmIdentifier */
1349 # define EVP_PBE_TYPE_OUTER 0x0
1350 /* Is an PRF type OID */
1351 # define EVP_PBE_TYPE_PRF 0x1
1352 /* Is a PKCS#5 v2.0 KDF */
1353 # define EVP_PBE_TYPE_KDF 0x2
1354
1355 int EVP_PBE_alg_add_type(int pbe_type, int pbe_nid, int cipher_nid,
1356 int md_nid, EVP_PBE_KEYGEN *keygen);
1357 int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md,
1358 EVP_PBE_KEYGEN *keygen);
1359 int EVP_PBE_find(int type, int pbe_nid, int *pcnid, int *pmnid,
1360 EVP_PBE_KEYGEN **pkeygen);
1361 void EVP_PBE_cleanup(void);
1362 int EVP_PBE_get(int *ptype, int *ppbe_nid, size_t num);
1363
1364 # define ASN1_PKEY_ALIAS 0x1
1365 # define ASN1_PKEY_DYNAMIC 0x2
1366 # define ASN1_PKEY_SIGPARAM_NULL 0x4
1367
1368 # define ASN1_PKEY_CTRL_PKCS7_SIGN 0x1
1369 # define ASN1_PKEY_CTRL_PKCS7_ENCRYPT 0x2
1370 # define ASN1_PKEY_CTRL_DEFAULT_MD_NID 0x3
1371 # define ASN1_PKEY_CTRL_CMS_SIGN 0x5
1372 # define ASN1_PKEY_CTRL_CMS_ENVELOPE 0x7
1373 # define ASN1_PKEY_CTRL_CMS_RI_TYPE 0x8
1374
1375 # define ASN1_PKEY_CTRL_SET1_TLS_ENCPT 0x9
1376 # define ASN1_PKEY_CTRL_GET1_TLS_ENCPT 0xa
1377 # define ASN1_PKEY_CTRL_SUPPORTS_MD_NID 0xb
1378 # define ASN1_PKEY_CTRL_CMS_IS_RI_TYPE_SUPPORTED 0xc
1379
1380 int EVP_PKEY_asn1_get_count(void);
1381 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_get0(int idx);
1382 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find(ENGINE **pe, int type);
1383 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find_str(ENGINE **pe,
1384 const char *str, int len);
1385 int EVP_PKEY_asn1_add0(const EVP_PKEY_ASN1_METHOD *ameth);
1386 int EVP_PKEY_asn1_add_alias(int to, int from);
1387 int EVP_PKEY_asn1_get0_info(int *ppkey_id, int *pkey_base_id,
1388 int *ppkey_flags, const char **pinfo,
1389 const char **ppem_str,
1390 const EVP_PKEY_ASN1_METHOD *ameth);
1391
1392 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_get0_asn1(const EVP_PKEY *pkey);
1393 EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_new(int id, int flags,
1394 const char *pem_str,
1395 const char *info);
1396 void EVP_PKEY_asn1_copy(EVP_PKEY_ASN1_METHOD *dst,
1397 const EVP_PKEY_ASN1_METHOD *src);
1398 void EVP_PKEY_asn1_free(EVP_PKEY_ASN1_METHOD *ameth);
1399 void EVP_PKEY_asn1_set_public(EVP_PKEY_ASN1_METHOD *ameth,
1400 int (*pub_decode) (EVP_PKEY *pk,
1401 const X509_PUBKEY *pub),
1402 int (*pub_encode) (X509_PUBKEY *pub,
1403 const EVP_PKEY *pk),
1404 int (*pub_cmp) (const EVP_PKEY *a,
1405 const EVP_PKEY *b),
1406 int (*pub_print) (BIO *out,
1407 const EVP_PKEY *pkey,
1408 int indent, ASN1_PCTX *pctx),
1409 int (*pkey_size) (const EVP_PKEY *pk),
1410 int (*pkey_bits) (const EVP_PKEY *pk));
1411 void EVP_PKEY_asn1_set_private(EVP_PKEY_ASN1_METHOD *ameth,
1412 int (*priv_decode) (EVP_PKEY *pk,
1413 const PKCS8_PRIV_KEY_INFO
1414 *p8inf),
1415 int (*priv_encode) (PKCS8_PRIV_KEY_INFO *p8,
1416 const EVP_PKEY *pk),
1417 int (*priv_print) (BIO *out,
1418 const EVP_PKEY *pkey,
1419 int indent,
1420 ASN1_PCTX *pctx));
1421 void EVP_PKEY_asn1_set_param(EVP_PKEY_ASN1_METHOD *ameth,
1422 int (*param_decode) (EVP_PKEY *pkey,
1423 const unsigned char **pder,
1424 int derlen),
1425 int (*param_encode) (const EVP_PKEY *pkey,
1426 unsigned char **pder),
1427 int (*param_missing) (const EVP_PKEY *pk),
1428 int (*param_copy) (EVP_PKEY *to,
1429 const EVP_PKEY *from),
1430 int (*param_cmp) (const EVP_PKEY *a,
1431 const EVP_PKEY *b),
1432 int (*param_print) (BIO *out,
1433 const EVP_PKEY *pkey,
1434 int indent,
1435 ASN1_PCTX *pctx));
1436
1437 void EVP_PKEY_asn1_set_free(EVP_PKEY_ASN1_METHOD *ameth,
1438 void (*pkey_free) (EVP_PKEY *pkey));
1439 void EVP_PKEY_asn1_set_ctrl(EVP_PKEY_ASN1_METHOD *ameth,
1440 int (*pkey_ctrl) (EVP_PKEY *pkey, int op,
1441 long arg1, void *arg2));
1442 void EVP_PKEY_asn1_set_item(EVP_PKEY_ASN1_METHOD *ameth,
1443 int (*item_verify) (EVP_MD_CTX *ctx,
1444 const ASN1_ITEM *it,
1445 const void *data,
1446 const X509_ALGOR *a,
1447 const ASN1_BIT_STRING *sig,
1448 EVP_PKEY *pkey),
1449 int (*item_sign) (EVP_MD_CTX *ctx,
1450 const ASN1_ITEM *it,
1451 const void *data,
1452 X509_ALGOR *alg1,
1453 X509_ALGOR *alg2,
1454 ASN1_BIT_STRING *sig));
1455
1456 void EVP_PKEY_asn1_set_siginf(EVP_PKEY_ASN1_METHOD *ameth,
1457 int (*siginf_set) (X509_SIG_INFO *siginf,
1458 const X509_ALGOR *alg,
1459 const ASN1_STRING *sig));
1460
1461 void EVP_PKEY_asn1_set_check(EVP_PKEY_ASN1_METHOD *ameth,
1462 int (*pkey_check) (const EVP_PKEY *pk));
1463
1464 void EVP_PKEY_asn1_set_public_check(EVP_PKEY_ASN1_METHOD *ameth,
1465 int (*pkey_pub_check) (const EVP_PKEY *pk));
1466
1467 void EVP_PKEY_asn1_set_param_check(EVP_PKEY_ASN1_METHOD *ameth,
1468 int (*pkey_param_check) (const EVP_PKEY *pk));
1469
1470 void EVP_PKEY_asn1_set_set_priv_key(EVP_PKEY_ASN1_METHOD *ameth,
1471 int (*set_priv_key) (EVP_PKEY *pk,
1472 const unsigned char
1473 *priv,
1474 size_t len));
1475 void EVP_PKEY_asn1_set_set_pub_key(EVP_PKEY_ASN1_METHOD *ameth,
1476 int (*set_pub_key) (EVP_PKEY *pk,
1477 const unsigned char *pub,
1478 size_t len));
1479 void EVP_PKEY_asn1_set_get_priv_key(EVP_PKEY_ASN1_METHOD *ameth,
1480 int (*get_priv_key) (const EVP_PKEY *pk,
1481 unsigned char *priv,
1482 size_t *len));
1483 void EVP_PKEY_asn1_set_get_pub_key(EVP_PKEY_ASN1_METHOD *ameth,
1484 int (*get_pub_key) (const EVP_PKEY *pk,
1485 unsigned char *pub,
1486 size_t *len));
1487
1488 void EVP_PKEY_asn1_set_security_bits(EVP_PKEY_ASN1_METHOD *ameth,
1489 int (*pkey_security_bits) (const EVP_PKEY
1490 *pk));
1491
1492 int EVP_PKEY_CTX_get_signature_md(EVP_PKEY_CTX *ctx, const EVP_MD **md);
1493 int EVP_PKEY_CTX_set_signature_md(EVP_PKEY_CTX *ctx, const EVP_MD *md);
1494
1495 int EVP_PKEY_CTX_set1_id(EVP_PKEY_CTX *ctx, const void *id, int len);
1496 int EVP_PKEY_CTX_get1_id(EVP_PKEY_CTX *ctx, void *id);
1497 int EVP_PKEY_CTX_get1_id_len(EVP_PKEY_CTX *ctx, size_t *id_len);
1498
1499 int EVP_PKEY_CTX_set_kem_op(EVP_PKEY_CTX *ctx, const char *op);
1500
1501 const char *EVP_PKEY_get0_first_alg_name(const EVP_PKEY *key);
1502
1503 # define EVP_PKEY_OP_UNDEFINED 0
1504 # define EVP_PKEY_OP_PARAMGEN (1<<1)
1505 # define EVP_PKEY_OP_KEYGEN (1<<2)
1506 # define EVP_PKEY_OP_PARAMFROMDATA (1<<3)
1507 # define EVP_PKEY_OP_KEYFROMDATA (1<<4)
1508 # define EVP_PKEY_OP_SIGN (1<<5)
1509 # define EVP_PKEY_OP_VERIFY (1<<6)
1510 # define EVP_PKEY_OP_VERIFYRECOVER (1<<7)
1511 # define EVP_PKEY_OP_SIGNCTX (1<<8)
1512 # define EVP_PKEY_OP_VERIFYCTX (1<<9)
1513 # define EVP_PKEY_OP_ENCRYPT (1<<10)
1514 # define EVP_PKEY_OP_DECRYPT (1<<11)
1515 # define EVP_PKEY_OP_DERIVE (1<<12)
1516 # define EVP_PKEY_OP_ENCAPSULATE (1<<13)
1517 # define EVP_PKEY_OP_DECAPSULATE (1<<14)
1518
1519 # define EVP_PKEY_OP_TYPE_SIG \
1520 (EVP_PKEY_OP_SIGN | EVP_PKEY_OP_VERIFY | EVP_PKEY_OP_VERIFYRECOVER \
1521 | EVP_PKEY_OP_SIGNCTX | EVP_PKEY_OP_VERIFYCTX)
1522
1523 # define EVP_PKEY_OP_TYPE_CRYPT \
1524 (EVP_PKEY_OP_ENCRYPT | EVP_PKEY_OP_DECRYPT)
1525
1526 # define EVP_PKEY_OP_TYPE_NOGEN \
1527 (EVP_PKEY_OP_TYPE_SIG | EVP_PKEY_OP_TYPE_CRYPT | EVP_PKEY_OP_DERIVE)
1528
1529 # define EVP_PKEY_OP_TYPE_GEN \
1530 (EVP_PKEY_OP_PARAMGEN | EVP_PKEY_OP_KEYGEN)
1531
1532 # define EVP_PKEY_OP_TYPE_FROMDATA \
1533 (EVP_PKEY_OP_PARAMFROMDATA | EVP_PKEY_OP_KEYFROMDATA)
1534
1535 int EVP_PKEY_CTX_set_mac_key(EVP_PKEY_CTX *ctx, const unsigned char *key,
1536 int keylen);
1537
1538 # define EVP_PKEY_CTRL_MD 1
1539 # define EVP_PKEY_CTRL_PEER_KEY 2
1540 # define EVP_PKEY_CTRL_PKCS7_ENCRYPT 3
1541 # define EVP_PKEY_CTRL_PKCS7_DECRYPT 4
1542 # define EVP_PKEY_CTRL_PKCS7_SIGN 5
1543 # define EVP_PKEY_CTRL_SET_MAC_KEY 6
1544 # define EVP_PKEY_CTRL_DIGESTINIT 7
1545 /* Used by GOST key encryption in TLS */
1546 # define EVP_PKEY_CTRL_SET_IV 8
1547 # define EVP_PKEY_CTRL_CMS_ENCRYPT 9
1548 # define EVP_PKEY_CTRL_CMS_DECRYPT 10
1549 # define EVP_PKEY_CTRL_CMS_SIGN 11
1550 # define EVP_PKEY_CTRL_CIPHER 12
1551 # define EVP_PKEY_CTRL_GET_MD 13
1552 # define EVP_PKEY_CTRL_SET_DIGEST_SIZE 14
1553 # define EVP_PKEY_CTRL_SET1_ID 15
1554 # define EVP_PKEY_CTRL_GET1_ID 16
1555 # define EVP_PKEY_CTRL_GET1_ID_LEN 17
1556
1557 # define EVP_PKEY_ALG_CTRL 0x1000
1558
1559 # define EVP_PKEY_FLAG_AUTOARGLEN 2
1560 /*
1561 * Method handles all operations: don't assume any digest related defaults.
1562 */
1563 # define EVP_PKEY_FLAG_SIGCTX_CUSTOM 4
1564
1565 DEPRECATEDIN_3_0(const EVP_PKEY_METHOD *EVP_PKEY_meth_find(int type))
1566 DEPRECATEDIN_3_0(EVP_PKEY_METHOD *EVP_PKEY_meth_new(int id, int flags))
1567 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get0_info(int *ppkey_id, int *pflags,
1568 const EVP_PKEY_METHOD *meth))
1569 DEPRECATEDIN_3_0(void EVP_PKEY_meth_copy(EVP_PKEY_METHOD *dst,
1570 const EVP_PKEY_METHOD *src))
1571 DEPRECATEDIN_3_0(void EVP_PKEY_meth_free(EVP_PKEY_METHOD *pmeth))
1572 DEPRECATEDIN_3_0(int EVP_PKEY_meth_add0(const EVP_PKEY_METHOD *pmeth))
1573 DEPRECATEDIN_3_0(int EVP_PKEY_meth_remove(const EVP_PKEY_METHOD *pmeth))
1574 DEPRECATEDIN_3_0(size_t EVP_PKEY_meth_get_count(void))
1575 DEPRECATEDIN_3_0(const EVP_PKEY_METHOD *EVP_PKEY_meth_get0(size_t idx))
1576
1577 EVP_KEYMGMT *EVP_KEYMGMT_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
1578 const char *properties);
1579 int EVP_KEYMGMT_up_ref(EVP_KEYMGMT *keymgmt);
1580 void EVP_KEYMGMT_free(EVP_KEYMGMT *keymgmt);
1581 const OSSL_PROVIDER *EVP_KEYMGMT_provider(const EVP_KEYMGMT *keymgmt);
1582 const char *EVP_KEYMGMT_get0_first_name(const EVP_KEYMGMT *keymgmt);
1583 int EVP_KEYMGMT_number(const EVP_KEYMGMT *keymgmt);
1584 int EVP_KEYMGMT_is_a(const EVP_KEYMGMT *keymgmt, const char *name);
1585 void EVP_KEYMGMT_do_all_provided(OSSL_LIB_CTX *libctx,
1586 void (*fn)(EVP_KEYMGMT *keymgmt, void *arg),
1587 void *arg);
1588 void EVP_KEYMGMT_names_do_all(const EVP_KEYMGMT *keymgmt,
1589 void (*fn)(const char *name, void *data),
1590 void *data);
1591 const OSSL_PARAM *EVP_KEYMGMT_gettable_params(const EVP_KEYMGMT *keymgmt);
1592 const OSSL_PARAM *EVP_KEYMGMT_settable_params(const EVP_KEYMGMT *keymgmt);
1593 const OSSL_PARAM *EVP_KEYMGMT_gen_settable_params(const EVP_KEYMGMT *keymgmt);
1594
1595 EVP_PKEY_CTX *EVP_PKEY_CTX_new(EVP_PKEY *pkey, ENGINE *e);
1596 EVP_PKEY_CTX *EVP_PKEY_CTX_new_id(int id, ENGINE *e);
1597 EVP_PKEY_CTX *EVP_PKEY_CTX_new_from_name(OSSL_LIB_CTX *libctx,
1598 const char *name,
1599 const char *propquery);
1600 EVP_PKEY_CTX *EVP_PKEY_CTX_new_from_pkey(OSSL_LIB_CTX *libctx,
1601 EVP_PKEY *pkey, const char *propquery);
1602 EVP_PKEY_CTX *EVP_PKEY_CTX_dup(const EVP_PKEY_CTX *ctx);
1603 void EVP_PKEY_CTX_free(EVP_PKEY_CTX *ctx);
1604
1605 int EVP_PKEY_CTX_get_params(EVP_PKEY_CTX *ctx, OSSL_PARAM *params);
1606 const OSSL_PARAM *EVP_PKEY_CTX_gettable_params(EVP_PKEY_CTX *ctx);
1607 int EVP_PKEY_CTX_set_params(EVP_PKEY_CTX *ctx, OSSL_PARAM *params);
1608 const OSSL_PARAM *EVP_PKEY_CTX_settable_params(EVP_PKEY_CTX *ctx);
1609 int EVP_PKEY_CTX_ctrl(EVP_PKEY_CTX *ctx, int keytype, int optype,
1610 int cmd, int p1, void *p2);
1611 int EVP_PKEY_CTX_ctrl_str(EVP_PKEY_CTX *ctx, const char *type,
1612 const char *value);
1613 int EVP_PKEY_CTX_ctrl_uint64(EVP_PKEY_CTX *ctx, int keytype, int optype,
1614 int cmd, uint64_t value);
1615
1616 int EVP_PKEY_CTX_str2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *str);
1617 int EVP_PKEY_CTX_hex2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *hex);
1618
1619 int EVP_PKEY_CTX_md(EVP_PKEY_CTX *ctx, int optype, int cmd, const char *md);
1620
1621 int EVP_PKEY_CTX_get_operation(EVP_PKEY_CTX *ctx);
1622 void EVP_PKEY_CTX_set0_keygen_info(EVP_PKEY_CTX *ctx, int *dat, int datlen);
1623
1624 EVP_PKEY *EVP_PKEY_new_mac_key(int type, ENGINE *e,
1625 const unsigned char *key, int keylen);
1626 EVP_PKEY *EVP_PKEY_new_raw_private_key_ex(OSSL_LIB_CTX *libctx,
1627 const char *keytype,
1628 const char *propq,
1629 const unsigned char *priv, size_t len);
1630 EVP_PKEY *EVP_PKEY_new_raw_private_key(int type, ENGINE *e,
1631 const unsigned char *priv,
1632 size_t len);
1633 EVP_PKEY *EVP_PKEY_new_raw_public_key_ex(OSSL_LIB_CTX *libctx,
1634 const char *keytype, const char *propq,
1635 const unsigned char *pub, size_t len);
1636 EVP_PKEY *EVP_PKEY_new_raw_public_key(int type, ENGINE *e,
1637 const unsigned char *pub,
1638 size_t len);
1639 int EVP_PKEY_get_raw_private_key(const EVP_PKEY *pkey, unsigned char *priv,
1640 size_t *len);
1641 int EVP_PKEY_get_raw_public_key(const EVP_PKEY *pkey, unsigned char *pub,
1642 size_t *len);
1643
1644 EVP_PKEY *EVP_PKEY_new_CMAC_key_ex(const unsigned char *priv, size_t len,
1645 const char *cipher_name, OSSL_LIB_CTX *libctx,
1646 const char *propq);
1647 EVP_PKEY *EVP_PKEY_new_CMAC_key(ENGINE *e, const unsigned char *priv,
1648 size_t len, const EVP_CIPHER *cipher);
1649
1650 void EVP_PKEY_CTX_set_data(EVP_PKEY_CTX *ctx, void *data);
1651 void *EVP_PKEY_CTX_get_data(const EVP_PKEY_CTX *ctx);
1652 EVP_PKEY *EVP_PKEY_CTX_get0_pkey(EVP_PKEY_CTX *ctx);
1653
1654 EVP_PKEY *EVP_PKEY_CTX_get0_peerkey(EVP_PKEY_CTX *ctx);
1655
1656 void EVP_PKEY_CTX_set_app_data(EVP_PKEY_CTX *ctx, void *data);
1657 void *EVP_PKEY_CTX_get_app_data(EVP_PKEY_CTX *ctx);
1658
1659 void EVP_SIGNATURE_free(EVP_SIGNATURE *signature);
1660 int EVP_SIGNATURE_up_ref(EVP_SIGNATURE *signature);
1661 OSSL_PROVIDER *EVP_SIGNATURE_provider(const EVP_SIGNATURE *signature);
1662 EVP_SIGNATURE *EVP_SIGNATURE_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
1663 const char *properties);
1664 int EVP_SIGNATURE_is_a(const EVP_SIGNATURE *signature, const char *name);
1665 int EVP_SIGNATURE_number(const EVP_SIGNATURE *signature);
1666 void EVP_SIGNATURE_do_all_provided(OSSL_LIB_CTX *libctx,
1667 void (*fn)(EVP_SIGNATURE *signature,
1668 void *data),
1669 void *data);
1670 void EVP_SIGNATURE_names_do_all(const EVP_SIGNATURE *signature,
1671 void (*fn)(const char *name, void *data),
1672 void *data);
1673 const OSSL_PARAM *EVP_SIGNATURE_gettable_ctx_params(const EVP_SIGNATURE *sig);
1674 const OSSL_PARAM *EVP_SIGNATURE_settable_ctx_params(const EVP_SIGNATURE *sig);
1675
1676 void EVP_ASYM_CIPHER_free(EVP_ASYM_CIPHER *cipher);
1677 int EVP_ASYM_CIPHER_up_ref(EVP_ASYM_CIPHER *cipher);
1678 OSSL_PROVIDER *EVP_ASYM_CIPHER_provider(const EVP_ASYM_CIPHER *cipher);
1679 EVP_ASYM_CIPHER *EVP_ASYM_CIPHER_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
1680 const char *properties);
1681 int EVP_ASYM_CIPHER_is_a(const EVP_ASYM_CIPHER *cipher, const char *name);
1682 int EVP_ASYM_CIPHER_number(const EVP_ASYM_CIPHER *cipher);
1683 void EVP_ASYM_CIPHER_do_all_provided(OSSL_LIB_CTX *libctx,
1684 void (*fn)(EVP_ASYM_CIPHER *cipher,
1685 void *arg),
1686 void *arg);
1687 void EVP_ASYM_CIPHER_names_do_all(const EVP_ASYM_CIPHER *cipher,
1688 void (*fn)(const char *name, void *data),
1689 void *data);
1690 const OSSL_PARAM *EVP_ASYM_CIPHER_gettable_ctx_params(const EVP_ASYM_CIPHER *ciph);
1691 const OSSL_PARAM *EVP_ASYM_CIPHER_settable_ctx_params(const EVP_ASYM_CIPHER *ciph);
1692
1693 void EVP_KEM_free(EVP_KEM *wrap);
1694 int EVP_KEM_up_ref(EVP_KEM *wrap);
1695 OSSL_PROVIDER *EVP_KEM_provider(const EVP_KEM *wrap);
1696 EVP_KEM *EVP_KEM_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
1697 const char *properties);
1698 int EVP_KEM_is_a(const EVP_KEM *wrap, const char *name);
1699 int EVP_KEM_number(const EVP_KEM *wrap);
1700 void EVP_KEM_do_all_provided(OSSL_LIB_CTX *libctx,
1701 void (*fn)(EVP_KEM *wrap, void *arg), void *arg);
1702 void EVP_KEM_names_do_all(const EVP_KEM *wrap,
1703 void (*fn)(const char *name, void *data), void *data);
1704 const OSSL_PARAM *EVP_KEM_gettable_ctx_params(const EVP_KEM *kem);
1705 const OSSL_PARAM *EVP_KEM_settable_ctx_params(const EVP_KEM *kem);
1706
1707 int EVP_PKEY_sign_init(EVP_PKEY_CTX *ctx);
1708 int EVP_PKEY_sign(EVP_PKEY_CTX *ctx,
1709 unsigned char *sig, size_t *siglen,
1710 const unsigned char *tbs, size_t tbslen);
1711 int EVP_PKEY_verify_init(EVP_PKEY_CTX *ctx);
1712 int EVP_PKEY_verify(EVP_PKEY_CTX *ctx,
1713 const unsigned char *sig, size_t siglen,
1714 const unsigned char *tbs, size_t tbslen);
1715 int EVP_PKEY_verify_recover_init(EVP_PKEY_CTX *ctx);
1716 int EVP_PKEY_verify_recover(EVP_PKEY_CTX *ctx,
1717 unsigned char *rout, size_t *routlen,
1718 const unsigned char *sig, size_t siglen);
1719 int EVP_PKEY_encrypt_init(EVP_PKEY_CTX *ctx);
1720 int EVP_PKEY_encrypt(EVP_PKEY_CTX *ctx,
1721 unsigned char *out, size_t *outlen,
1722 const unsigned char *in, size_t inlen);
1723 int EVP_PKEY_decrypt_init(EVP_PKEY_CTX *ctx);
1724 int EVP_PKEY_decrypt(EVP_PKEY_CTX *ctx,
1725 unsigned char *out, size_t *outlen,
1726 const unsigned char *in, size_t inlen);
1727
1728 int EVP_PKEY_derive_init(EVP_PKEY_CTX *ctx);
1729 int EVP_PKEY_derive_set_peer(EVP_PKEY_CTX *ctx, EVP_PKEY *peer);
1730 int EVP_PKEY_derive(EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen);
1731
1732 int EVP_PKEY_encapsulate_init(EVP_PKEY_CTX *ctx);
1733 int EVP_PKEY_encapsulate(EVP_PKEY_CTX *ctx,
1734 unsigned char *wrappedkey, size_t *wrappedkeylen,
1735 unsigned char *genkey, size_t *genkeylen);
1736 int EVP_PKEY_decapsulate_init(EVP_PKEY_CTX *ctx);
1737 int EVP_PKEY_decapsulate(EVP_PKEY_CTX *ctx,
1738 unsigned char *unwrapped, size_t *unwrappedlen,
1739 const unsigned char *wrapped, size_t wrappedlen);
1740
1741 typedef int EVP_PKEY_gen_cb(EVP_PKEY_CTX *ctx);
1742
1743 int EVP_PKEY_param_fromdata_init(EVP_PKEY_CTX *ctx);
1744 int EVP_PKEY_key_fromdata_init(EVP_PKEY_CTX *ctx);
1745 int EVP_PKEY_fromdata(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey, OSSL_PARAM param[]);
1746 const OSSL_PARAM *EVP_PKEY_param_fromdata_settable(EVP_PKEY_CTX *ctx);
1747 const OSSL_PARAM *EVP_PKEY_key_fromdata_settable(EVP_PKEY_CTX *ctx);
1748 const OSSL_PARAM *EVP_PKEY_gettable_params(EVP_PKEY *pkey);
1749 int EVP_PKEY_get_int_param(EVP_PKEY *pkey, const char *key_name, int *out);
1750 int EVP_PKEY_get_size_t_param(EVP_PKEY *pkey, const char *key_name, size_t *out);
1751 int EVP_PKEY_get_bn_param(EVP_PKEY *pkey, const char *key_name, BIGNUM **bn);
1752 int EVP_PKEY_get_utf8_string_param(EVP_PKEY *pkey, const char *key_name,
1753 char *str, size_t max_buf_sz, size_t *out_sz);
1754 int EVP_PKEY_get_octet_string_param(EVP_PKEY *pkey, const char *key_name,
1755 unsigned char *buf, size_t max_buf_sz,
1756 size_t *out_sz);
1757
1758 int EVP_PKEY_paramgen_init(EVP_PKEY_CTX *ctx);
1759 int EVP_PKEY_paramgen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1760 int EVP_PKEY_keygen_init(EVP_PKEY_CTX *ctx);
1761 int EVP_PKEY_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1762 int EVP_PKEY_gen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1763 int EVP_PKEY_check(EVP_PKEY_CTX *ctx);
1764 int EVP_PKEY_public_check(EVP_PKEY_CTX *ctx);
1765 int EVP_PKEY_param_check(EVP_PKEY_CTX *ctx);
1766 int EVP_PKEY_private_check(EVP_PKEY_CTX *ctx);
1767 int EVP_PKEY_pairwise_check(EVP_PKEY_CTX *ctx);
1768
1769 # define EVP_PKEY_get_ex_new_index(l, p, newf, dupf, freef) \
1770 CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_EVP_PKEY, l, p, newf, dupf, freef)
1771 int EVP_PKEY_set_ex_data(EVP_PKEY *key, int idx, void *arg);
1772 void *EVP_PKEY_get_ex_data(const EVP_PKEY *key, int idx);
1773
1774 void EVP_PKEY_CTX_set_cb(EVP_PKEY_CTX *ctx, EVP_PKEY_gen_cb *cb);
1775 EVP_PKEY_gen_cb *EVP_PKEY_CTX_get_cb(EVP_PKEY_CTX *ctx);
1776
1777 int EVP_PKEY_CTX_get_keygen_info(EVP_PKEY_CTX *ctx, int idx);
1778
1779 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_init(EVP_PKEY_METHOD *pmeth,
1780 int (*init) (EVP_PKEY_CTX *ctx)))
1781
1782 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_copy
1783 (EVP_PKEY_METHOD *pmeth, int (*copy) (EVP_PKEY_CTX *dst,
1784 const EVP_PKEY_CTX *src)))
1785
1786 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_cleanup
1787 (EVP_PKEY_METHOD *pmeth, void (*cleanup) (EVP_PKEY_CTX *ctx)))
1788
1789 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_paramgen
1790 (EVP_PKEY_METHOD *pmeth, int (*paramgen_init) (EVP_PKEY_CTX *ctx),
1791 int (*paramgen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)))
1792
1793 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_keygen
1794 (EVP_PKEY_METHOD *pmeth, int (*keygen_init) (EVP_PKEY_CTX *ctx),
1795 int (*keygen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)))
1796
1797 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_sign
1798 (EVP_PKEY_METHOD *pmeth, int (*sign_init) (EVP_PKEY_CTX *ctx),
1799 int (*sign) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
1800 const unsigned char *tbs, size_t tbslen)))
1801
1802 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_verify
1803 (EVP_PKEY_METHOD *pmeth, int (*verify_init) (EVP_PKEY_CTX *ctx),
1804 int (*verify) (EVP_PKEY_CTX *ctx, const unsigned char *sig, size_t siglen,
1805 const unsigned char *tbs, size_t tbslen)))
1806
1807 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_verify_recover
1808 (EVP_PKEY_METHOD *pmeth, int (*verify_recover_init) (EVP_PKEY_CTX *ctx),
1809 int (*verify_recover) (EVP_PKEY_CTX *ctx, unsigned char *sig,
1810 size_t *siglen, const unsigned char *tbs,
1811 size_t tbslen)))
1812
1813 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_signctx
1814 (EVP_PKEY_METHOD *pmeth, int (*signctx_init) (EVP_PKEY_CTX *ctx,
1815 EVP_MD_CTX *mctx),
1816 int (*signctx) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
1817 EVP_MD_CTX *mctx)))
1818
1819 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_verifyctx
1820 (EVP_PKEY_METHOD *pmeth, int (*verifyctx_init) (EVP_PKEY_CTX *ctx,
1821 EVP_MD_CTX *mctx),
1822 int (*verifyctx) (EVP_PKEY_CTX *ctx, const unsigned char *sig, int siglen,
1823 EVP_MD_CTX *mctx)))
1824
1825 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_encrypt
1826 (EVP_PKEY_METHOD *pmeth, int (*encrypt_init) (EVP_PKEY_CTX *ctx),
1827 int (*encryptfn) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
1828 const unsigned char *in, size_t inlen)))
1829
1830 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_decrypt
1831 (EVP_PKEY_METHOD *pmeth, int (*decrypt_init) (EVP_PKEY_CTX *ctx),
1832 int (*decrypt) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
1833 const unsigned char *in, size_t inlen)))
1834
1835 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_derive
1836 (EVP_PKEY_METHOD *pmeth, int (*derive_init) (EVP_PKEY_CTX *ctx),
1837 int (*derive) (EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen)))
1838
1839 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_ctrl
1840 (EVP_PKEY_METHOD *pmeth, int (*ctrl) (EVP_PKEY_CTX *ctx, int type, int p1,
1841 void *p2),
1842 int (*ctrl_str) (EVP_PKEY_CTX *ctx, const char *type, const char *value)))
1843
1844 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_digestsign
1845 (EVP_PKEY_METHOD *pmeth,
1846 int (*digestsign) (EVP_MD_CTX *ctx, unsigned char *sig, size_t *siglen,
1847 const unsigned char *tbs, size_t tbslen)))
1848
1849 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_digestverify
1850 (EVP_PKEY_METHOD *pmeth,
1851 int (*digestverify) (EVP_MD_CTX *ctx, const unsigned char *sig,
1852 size_t siglen, const unsigned char *tbs,
1853 size_t tbslen)))
1854
1855 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_check
1856 (EVP_PKEY_METHOD *pmeth, int (*check) (EVP_PKEY *pkey)))
1857
1858 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_public_check
1859 (EVP_PKEY_METHOD *pmeth, int (*check) (EVP_PKEY *pkey)))
1860
1861 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_param_check
1862 (EVP_PKEY_METHOD *pmeth, int (*check) (EVP_PKEY *pkey)))
1863
1864 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_digest_custom
1865 (EVP_PKEY_METHOD *pmeth, int (*digest_custom) (EVP_PKEY_CTX *ctx,
1866 EVP_MD_CTX *mctx)))
1867
1868 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_init
1869 (const EVP_PKEY_METHOD *pmeth, int (**pinit) (EVP_PKEY_CTX *ctx)))
1870
1871 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_copy
1872 (const EVP_PKEY_METHOD *pmeth, int (**pcopy) (EVP_PKEY_CTX *dst,
1873 const EVP_PKEY_CTX *src)))
1874
1875 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_cleanup
1876 (const EVP_PKEY_METHOD *pmeth, void (**pcleanup) (EVP_PKEY_CTX *ctx)))
1877
1878 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_paramgen
1879 (const EVP_PKEY_METHOD *pmeth, int (**pparamgen_init) (EVP_PKEY_CTX *ctx),
1880 int (**pparamgen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)))
1881
1882 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_keygen
1883 (const EVP_PKEY_METHOD *pmeth, int (**pkeygen_init) (EVP_PKEY_CTX *ctx),
1884 int (**pkeygen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)))
1885
1886 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_sign
1887 (const EVP_PKEY_METHOD *pmeth, int (**psign_init) (EVP_PKEY_CTX *ctx),
1888 int (**psign) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
1889 const unsigned char *tbs, size_t tbslen)))
1890
1891 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_verify
1892 (const EVP_PKEY_METHOD *pmeth, int (**pverify_init) (EVP_PKEY_CTX *ctx),
1893 int (**pverify) (EVP_PKEY_CTX *ctx, const unsigned char *sig,
1894 size_t siglen, const unsigned char *tbs, size_t tbslen)))
1895
1896 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_verify_recover
1897 (const EVP_PKEY_METHOD *pmeth,
1898 int (**pverify_recover_init) (EVP_PKEY_CTX *ctx),
1899 int (**pverify_recover) (EVP_PKEY_CTX *ctx, unsigned char *sig,
1900 size_t *siglen, const unsigned char *tbs,
1901 size_t tbslen)))
1902
1903 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_signctx
1904 (const EVP_PKEY_METHOD *pmeth,
1905 int (**psignctx_init) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx),
1906 int (**psignctx) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
1907 EVP_MD_CTX *mctx)))
1908
1909 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_verifyctx
1910 (const EVP_PKEY_METHOD *pmeth,
1911 int (**pverifyctx_init) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx),
1912 int (**pverifyctx) (EVP_PKEY_CTX *ctx, const unsigned char *sig,
1913 int siglen, EVP_MD_CTX *mctx)))
1914
1915 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_encrypt
1916 (const EVP_PKEY_METHOD *pmeth, int (**pencrypt_init) (EVP_PKEY_CTX *ctx),
1917 int (**pencryptfn) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
1918 const unsigned char *in, size_t inlen)))
1919
1920 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_decrypt
1921 (const EVP_PKEY_METHOD *pmeth, int (**pdecrypt_init) (EVP_PKEY_CTX *ctx),
1922 int (**pdecrypt) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
1923 const unsigned char *in, size_t inlen)))
1924
1925 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_derive
1926 (const EVP_PKEY_METHOD *pmeth, int (**pderive_init) (EVP_PKEY_CTX *ctx),
1927 int (**pderive) (EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen)))
1928
1929 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_ctrl
1930 (const EVP_PKEY_METHOD *pmeth,
1931 int (**pctrl) (EVP_PKEY_CTX *ctx, int type, int p1, void *p2),
1932 int (**pctrl_str) (EVP_PKEY_CTX *ctx, const char *type,
1933 const char *value)))
1934
1935 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_digestsign
1936 (EVP_PKEY_METHOD *pmeth,
1937 int (**digestsign) (EVP_MD_CTX *ctx, unsigned char *sig, size_t *siglen,
1938 const unsigned char *tbs, size_t tbslen)))
1939
1940 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_digestverify
1941 (EVP_PKEY_METHOD *pmeth,
1942 int (**digestverify) (EVP_MD_CTX *ctx, const unsigned char *sig,
1943 size_t siglen, const unsigned char *tbs,
1944 size_t tbslen)))
1945
1946 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_check
1947 (const EVP_PKEY_METHOD *pmeth, int (**pcheck) (EVP_PKEY *pkey)))
1948
1949 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_public_check
1950 (const EVP_PKEY_METHOD *pmeth, int (**pcheck) (EVP_PKEY *pkey)))
1951
1952 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_param_check
1953 (const EVP_PKEY_METHOD *pmeth, int (**pcheck) (EVP_PKEY *pkey)))
1954
1955 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_digest_custom
1956 (EVP_PKEY_METHOD *pmeth,
1957 int (**pdigest_custom) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx)))
1958
1959 void EVP_KEYEXCH_free(EVP_KEYEXCH *exchange);
1960 int EVP_KEYEXCH_up_ref(EVP_KEYEXCH *exchange);
1961 EVP_KEYEXCH *EVP_KEYEXCH_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
1962 const char *properties);
1963 OSSL_PROVIDER *EVP_KEYEXCH_provider(const EVP_KEYEXCH *exchange);
1964 int EVP_KEYEXCH_is_a(const EVP_KEYEXCH *keyexch, const char *name);
1965 int EVP_KEYEXCH_number(const EVP_KEYEXCH *keyexch);
1966 void EVP_KEYEXCH_do_all_provided(OSSL_LIB_CTX *libctx,
1967 void (*fn)(EVP_KEYEXCH *keyexch, void *data),
1968 void *data);
1969 void EVP_KEYEXCH_names_do_all(const EVP_KEYEXCH *keyexch,
1970 void (*fn)(const char *name, void *data),
1971 void *data);
1972 const OSSL_PARAM *EVP_KEYEXCH_gettable_ctx_params(const EVP_KEYEXCH *keyexch);
1973 const OSSL_PARAM *EVP_KEYEXCH_settable_ctx_params(const EVP_KEYEXCH *keyexch);
1974
1975 void EVP_add_alg_module(void);
1976
1977 /*
1978 * Convenient helper functions to transfer string based controls.
1979 * The callback gets called with the parsed value.
1980 */
1981 int EVP_str2ctrl(int (*cb)(void *ctx, int cmd, void *buf, size_t buflen),
1982 void *ctx, int cmd, const char *value);
1983 int EVP_hex2ctrl(int (*cb)(void *ctx, int cmd, void *buf, size_t buflen),
1984 void *ctx, int cmd, const char *hex);
1985
1986 int EVP_PKEY_CTX_set_group_name(EVP_PKEY_CTX *ctx, const char *name);
1987 int EVP_PKEY_CTX_get_group_name(EVP_PKEY_CTX *ctx, char *name, size_t namelen);
1988
1989 OSSL_LIB_CTX *EVP_PKEY_CTX_get0_libctx(EVP_PKEY_CTX *ctx);
1990 const char *EVP_PKEY_CTX_get0_propq(EVP_PKEY_CTX *ctx);
1991
1992 # ifdef __cplusplus
1993 }
1994 # endif
1995 #endif
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