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Deprecate and replace EVP_CIPHER_CTX_iv()/etc.
[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(OPENSSL_CTX *libctx, const char *propq);
83 int EVP_default_properties_is_fips_enabled(OPENSSL_CTX *libctx);
84 int EVP_default_properties_enable_fips(OPENSSL_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 /* Get the IV used by the cipher */
390 # define EVP_CTRL_GET_IV 0x26
391 /* Tell the cipher it's doing a speed test (SIV disallows multiple ops) */
392 # define EVP_CTRL_SET_SPEED 0x27
393 /* Get the unprotectedAttrs from cipher ctx */
394 # define EVP_CTRL_PROCESS_UNPROTECTED 0x28
395 /* Get the supplementary wrap cipher */
396 #define EVP_CTRL_GET_WRAP_CIPHER 0x29
397 /* TLSTREE key diversification */
398 #define EVP_CTRL_TLSTREE 0x2A
399
400 /* Padding modes */
401 #define EVP_PADDING_PKCS7 1
402 #define EVP_PADDING_ISO7816_4 2
403 #define EVP_PADDING_ANSI923 3
404 #define EVP_PADDING_ISO10126 4
405 #define EVP_PADDING_ZERO 5
406
407 /* RFC 5246 defines additional data to be 13 bytes in length */
408 # define EVP_AEAD_TLS1_AAD_LEN 13
409
410 typedef struct {
411 unsigned char *out;
412 const unsigned char *inp;
413 size_t len;
414 unsigned int interleave;
415 } EVP_CTRL_TLS1_1_MULTIBLOCK_PARAM;
416
417 /* GCM TLS constants */
418 /* Length of fixed part of IV derived from PRF */
419 # define EVP_GCM_TLS_FIXED_IV_LEN 4
420 /* Length of explicit part of IV part of TLS records */
421 # define EVP_GCM_TLS_EXPLICIT_IV_LEN 8
422 /* Length of tag for TLS */
423 # define EVP_GCM_TLS_TAG_LEN 16
424
425 /* CCM TLS constants */
426 /* Length of fixed part of IV derived from PRF */
427 # define EVP_CCM_TLS_FIXED_IV_LEN 4
428 /* Length of explicit part of IV part of TLS records */
429 # define EVP_CCM_TLS_EXPLICIT_IV_LEN 8
430 /* Total length of CCM IV length for TLS */
431 # define EVP_CCM_TLS_IV_LEN 12
432 /* Length of tag for TLS */
433 # define EVP_CCM_TLS_TAG_LEN 16
434 /* Length of CCM8 tag for TLS */
435 # define EVP_CCM8_TLS_TAG_LEN 8
436
437 /* Length of tag for TLS */
438 # define EVP_CHACHAPOLY_TLS_TAG_LEN 16
439
440 typedef struct evp_cipher_info_st {
441 const EVP_CIPHER *cipher;
442 unsigned char iv[EVP_MAX_IV_LENGTH];
443 } EVP_CIPHER_INFO;
444
445
446 /* Password based encryption function */
447 typedef int (EVP_PBE_KEYGEN) (EVP_CIPHER_CTX *ctx, const char *pass,
448 int passlen, ASN1_TYPE *param,
449 const EVP_CIPHER *cipher, const EVP_MD *md,
450 int en_de);
451
452 # ifndef OPENSSL_NO_RSA
453 # define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
454 (rsa))
455 # endif
456
457 # ifndef OPENSSL_NO_DSA
458 # define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
459 (dsa))
460 # endif
461
462 # ifndef OPENSSL_NO_DH
463 # define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,(dh))
464 # endif
465
466 # ifndef OPENSSL_NO_EC
467 # define EVP_PKEY_assign_EC_KEY(pkey,eckey) EVP_PKEY_assign((pkey),EVP_PKEY_EC,\
468 (eckey))
469 # define EVP_PKEY_assign_X25519(pkey,ecxkey) EVP_PKEY_assign((pkey),EVP_PKEY_X25519,\
470 (ecxkey))
471 # define EVP_PKEY_assign_X448(pkey,ecxkey) EVP_PKEY_assign((pkey),EVP_PKEY_X448,\
472 (ecxkey))
473 # define EVP_PKEY_assign_ED25519(pkey,ecxkey) EVP_PKEY_assign((pkey),EVP_PKEY_ED25519,\
474 (ecxkey))
475 # define EVP_PKEY_assign_ED448(pkey,ecxkey) EVP_PKEY_assign((pkey),EVP_PKEY_ED448,\
476 (ecxkey))
477 # endif
478 # ifndef OPENSSL_NO_SIPHASH
479 # define EVP_PKEY_assign_SIPHASH(pkey,shkey) EVP_PKEY_assign((pkey),\
480 EVP_PKEY_SIPHASH,(shkey))
481 # endif
482
483 # ifndef OPENSSL_NO_POLY1305
484 # define EVP_PKEY_assign_POLY1305(pkey,polykey) EVP_PKEY_assign((pkey),\
485 EVP_PKEY_POLY1305,(polykey))
486 # endif
487
488 /* Add some extra combinations */
489 # define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
490 # define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
491 # define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
492 # define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
493
494 int EVP_MD_type(const EVP_MD *md);
495 # define EVP_MD_nid(e) EVP_MD_type(e)
496 const char *EVP_MD_name(const EVP_MD *md);
497 int EVP_MD_number(const EVP_MD *md);
498 int EVP_MD_is_a(const EVP_MD *md, const char *name);
499 void EVP_MD_names_do_all(const EVP_MD *md,
500 void (*fn)(const char *name, void *data),
501 void *data);
502 const OSSL_PROVIDER *EVP_MD_provider(const EVP_MD *md);
503 int EVP_MD_pkey_type(const EVP_MD *md);
504 int EVP_MD_size(const EVP_MD *md);
505 int EVP_MD_block_size(const EVP_MD *md);
506 unsigned long EVP_MD_flags(const EVP_MD *md);
507
508 const EVP_MD *EVP_MD_CTX_md(const EVP_MD_CTX *ctx);
509 int (*EVP_MD_CTX_update_fn(EVP_MD_CTX *ctx))(EVP_MD_CTX *ctx,
510 const void *data, size_t count);
511 void EVP_MD_CTX_set_update_fn(EVP_MD_CTX *ctx,
512 int (*update) (EVP_MD_CTX *ctx,
513 const void *data, size_t count));
514 # define EVP_MD_CTX_name(e) EVP_MD_name(EVP_MD_CTX_md(e))
515 # define EVP_MD_CTX_size(e) EVP_MD_size(EVP_MD_CTX_md(e))
516 # define EVP_MD_CTX_block_size(e) EVP_MD_block_size(EVP_MD_CTX_md(e))
517 # define EVP_MD_CTX_type(e) EVP_MD_type(EVP_MD_CTX_md(e))
518 EVP_PKEY_CTX *EVP_MD_CTX_pkey_ctx(const EVP_MD_CTX *ctx);
519 void EVP_MD_CTX_set_pkey_ctx(EVP_MD_CTX *ctx, EVP_PKEY_CTX *pctx);
520 void *EVP_MD_CTX_md_data(const EVP_MD_CTX *ctx);
521
522 int EVP_CIPHER_nid(const EVP_CIPHER *cipher);
523 const char *EVP_CIPHER_name(const EVP_CIPHER *cipher);
524 int EVP_CIPHER_number(const EVP_CIPHER *cipher);
525 int EVP_CIPHER_is_a(const EVP_CIPHER *cipher, const char *name);
526 void EVP_CIPHER_names_do_all(const EVP_CIPHER *cipher,
527 void (*fn)(const char *name, void *data),
528 void *data);
529 const OSSL_PROVIDER *EVP_CIPHER_provider(const EVP_CIPHER *cipher);
530 int EVP_CIPHER_block_size(const EVP_CIPHER *cipher);
531 int EVP_CIPHER_impl_ctx_size(const EVP_CIPHER *cipher);
532 int EVP_CIPHER_key_length(const EVP_CIPHER *cipher);
533 int EVP_CIPHER_iv_length(const EVP_CIPHER *cipher);
534 unsigned long EVP_CIPHER_flags(const EVP_CIPHER *cipher);
535 int EVP_CIPHER_mode(const EVP_CIPHER *cipher);
536 EVP_CIPHER *EVP_CIPHER_fetch(OPENSSL_CTX *ctx, const char *algorithm,
537 const char *properties);
538 int EVP_CIPHER_up_ref(EVP_CIPHER *cipher);
539 void EVP_CIPHER_free(EVP_CIPHER *cipher);
540
541 const EVP_CIPHER *EVP_CIPHER_CTX_cipher(const EVP_CIPHER_CTX *ctx);
542 int EVP_CIPHER_CTX_encrypting(const EVP_CIPHER_CTX *ctx);
543 int EVP_CIPHER_CTX_nid(const EVP_CIPHER_CTX *ctx);
544 int EVP_CIPHER_CTX_block_size(const EVP_CIPHER_CTX *ctx);
545 int EVP_CIPHER_CTX_key_length(const EVP_CIPHER_CTX *ctx);
546 int EVP_CIPHER_CTX_iv_length(const EVP_CIPHER_CTX *ctx);
547 int EVP_CIPHER_CTX_tag_length(const EVP_CIPHER_CTX *ctx);
548 DEPRECATEDIN_3_0(const unsigned char *EVP_CIPHER_CTX_iv(const EVP_CIPHER_CTX *ctx))
549 DEPRECATEDIN_3_0(const unsigned char *EVP_CIPHER_CTX_original_iv(const EVP_CIPHER_CTX *ctx))
550 DEPRECATEDIN_3_0(unsigned char *EVP_CIPHER_CTX_iv_noconst(EVP_CIPHER_CTX *ctx))
551 int EVP_CIPHER_CTX_get_iv_state(EVP_CIPHER_CTX *ctx, void *buf, size_t len);
552 int EVP_CIPHER_CTX_get_iv(EVP_CIPHER_CTX *ctx, void *buf, size_t len);
553 unsigned char *EVP_CIPHER_CTX_buf_noconst(EVP_CIPHER_CTX *ctx);
554 int EVP_CIPHER_CTX_num(const EVP_CIPHER_CTX *ctx);
555 int EVP_CIPHER_CTX_set_num(EVP_CIPHER_CTX *ctx, int num);
556 int EVP_CIPHER_CTX_copy(EVP_CIPHER_CTX *out, const EVP_CIPHER_CTX *in);
557 void *EVP_CIPHER_CTX_get_app_data(const EVP_CIPHER_CTX *ctx);
558 void EVP_CIPHER_CTX_set_app_data(EVP_CIPHER_CTX *ctx, void *data);
559 void *EVP_CIPHER_CTX_get_cipher_data(const EVP_CIPHER_CTX *ctx);
560 void *EVP_CIPHER_CTX_set_cipher_data(EVP_CIPHER_CTX *ctx, void *cipher_data);
561 # define EVP_CIPHER_CTX_name(c) EVP_CIPHER_name(EVP_CIPHER_CTX_cipher(c))
562 # define EVP_CIPHER_CTX_type(c) EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c))
563 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
564 # define EVP_CIPHER_CTX_flags(c) EVP_CIPHER_flags(EVP_CIPHER_CTX_cipher(c))
565 # endif
566 # define EVP_CIPHER_CTX_mode(c) EVP_CIPHER_mode(EVP_CIPHER_CTX_cipher(c))
567
568 # define EVP_ENCODE_LENGTH(l) ((((l)+2)/3*4)+((l)/48+1)*2+80)
569 # define EVP_DECODE_LENGTH(l) (((l)+3)/4*3+80)
570
571 # define EVP_SignInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
572 # define EVP_SignInit(a,b) EVP_DigestInit(a,b)
573 # define EVP_SignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
574 # define EVP_VerifyInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
575 # define EVP_VerifyInit(a,b) EVP_DigestInit(a,b)
576 # define EVP_VerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
577 # define EVP_OpenUpdate(a,b,c,d,e) EVP_DecryptUpdate(a,b,c,d,e)
578 # define EVP_SealUpdate(a,b,c,d,e) EVP_EncryptUpdate(a,b,c,d,e)
579
580 # ifdef CONST_STRICT
581 void BIO_set_md(BIO *, const EVP_MD *md);
582 # else
583 # define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,0,(void *)(md))
584 # endif
585 # define BIO_get_md(b,mdp) BIO_ctrl(b,BIO_C_GET_MD,0,(mdp))
586 # define BIO_get_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_GET_MD_CTX,0,(mdcp))
587 # define BIO_set_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_SET_MD_CTX,0,(mdcp))
588 # define BIO_get_cipher_status(b) BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
589 # define BIO_get_cipher_ctx(b,c_pp) BIO_ctrl(b,BIO_C_GET_CIPHER_CTX,0,(c_pp))
590
591 /*__owur*/ int EVP_Cipher(EVP_CIPHER_CTX *c,
592 unsigned char *out,
593 const unsigned char *in, unsigned int inl);
594
595 # define EVP_add_cipher_alias(n,alias) \
596 OBJ_NAME_add((alias),OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS,(n))
597 # define EVP_add_digest_alias(n,alias) \
598 OBJ_NAME_add((alias),OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,(n))
599 # define EVP_delete_cipher_alias(alias) \
600 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS);
601 # define EVP_delete_digest_alias(alias) \
602 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS);
603
604 int EVP_MD_get_params(const EVP_MD *digest, OSSL_PARAM params[]);
605 int EVP_MD_CTX_set_params(EVP_MD_CTX *ctx, const OSSL_PARAM params[]);
606 int EVP_MD_CTX_get_params(EVP_MD_CTX *ctx, OSSL_PARAM params[]);
607 const OSSL_PARAM *EVP_MD_gettable_params(const EVP_MD *digest);
608 const OSSL_PARAM *EVP_MD_settable_ctx_params(const EVP_MD *md);
609 const OSSL_PARAM *EVP_MD_gettable_ctx_params(const EVP_MD *md);
610 const OSSL_PARAM *EVP_MD_CTX_settable_params(EVP_MD_CTX *ctx);
611 const OSSL_PARAM *EVP_MD_CTX_gettable_params(EVP_MD_CTX *ctx);
612 int EVP_MD_CTX_ctrl(EVP_MD_CTX *ctx, int cmd, int p1, void *p2);
613 EVP_MD_CTX *EVP_MD_CTX_new(void);
614 int EVP_MD_CTX_reset(EVP_MD_CTX *ctx);
615 void EVP_MD_CTX_free(EVP_MD_CTX *ctx);
616 # define EVP_MD_CTX_create() EVP_MD_CTX_new()
617 # define EVP_MD_CTX_init(ctx) EVP_MD_CTX_reset((ctx))
618 # define EVP_MD_CTX_destroy(ctx) EVP_MD_CTX_free((ctx))
619 __owur int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out, const EVP_MD_CTX *in);
620 void EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags);
621 void EVP_MD_CTX_clear_flags(EVP_MD_CTX *ctx, int flags);
622 int EVP_MD_CTX_test_flags(const EVP_MD_CTX *ctx, int flags);
623 __owur int EVP_DigestInit_ex(EVP_MD_CTX *ctx, const EVP_MD *type,
624 ENGINE *impl);
625 __owur int EVP_DigestUpdate(EVP_MD_CTX *ctx, const void *d,
626 size_t cnt);
627 __owur int EVP_DigestFinal_ex(EVP_MD_CTX *ctx, unsigned char *md,
628 unsigned int *s);
629 __owur int EVP_Digest(const void *data, size_t count,
630 unsigned char *md, unsigned int *size,
631 const EVP_MD *type, ENGINE *impl);
632
633 __owur int EVP_MD_CTX_copy(EVP_MD_CTX *out, const EVP_MD_CTX *in);
634 __owur int EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
635 __owur int EVP_DigestFinal(EVP_MD_CTX *ctx, unsigned char *md,
636 unsigned int *s);
637 __owur int EVP_DigestFinalXOF(EVP_MD_CTX *ctx, unsigned char *md,
638 size_t len);
639
640 __owur EVP_MD *EVP_MD_fetch(OPENSSL_CTX *ctx, const char *algorithm,
641 const char *properties);
642
643 int EVP_MD_up_ref(EVP_MD *md);
644 void EVP_MD_free(EVP_MD *md);
645
646 int EVP_read_pw_string(char *buf, int length, const char *prompt, int verify);
647 int EVP_read_pw_string_min(char *buf, int minlen, int maxlen,
648 const char *prompt, int verify);
649 void EVP_set_pw_prompt(const char *prompt);
650 char *EVP_get_pw_prompt(void);
651
652 __owur int EVP_BytesToKey(const EVP_CIPHER *type, const EVP_MD *md,
653 const unsigned char *salt,
654 const unsigned char *data, int datal, int count,
655 unsigned char *key, unsigned char *iv);
656
657 void EVP_CIPHER_CTX_set_flags(EVP_CIPHER_CTX *ctx, int flags);
658 void EVP_CIPHER_CTX_clear_flags(EVP_CIPHER_CTX *ctx, int flags);
659 int EVP_CIPHER_CTX_test_flags(const EVP_CIPHER_CTX *ctx, int flags);
660
661 __owur int EVP_EncryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
662 const unsigned char *key, const unsigned char *iv);
663 /*__owur*/ int EVP_EncryptInit_ex(EVP_CIPHER_CTX *ctx,
664 const EVP_CIPHER *cipher, ENGINE *impl,
665 const unsigned char *key,
666 const unsigned char *iv);
667 /*__owur*/ int EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
668 int *outl, const unsigned char *in, int inl);
669 /*__owur*/ int EVP_EncryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out,
670 int *outl);
671 /*__owur*/ int EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out,
672 int *outl);
673
674 __owur int EVP_DecryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
675 const unsigned char *key, const unsigned char *iv);
676 /*__owur*/ int EVP_DecryptInit_ex(EVP_CIPHER_CTX *ctx,
677 const EVP_CIPHER *cipher, ENGINE *impl,
678 const unsigned char *key,
679 const unsigned char *iv);
680 /*__owur*/ int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
681 int *outl, const unsigned char *in, int inl);
682 __owur int EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm,
683 int *outl);
684 /*__owur*/ int EVP_DecryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm,
685 int *outl);
686
687 __owur int EVP_CipherInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
688 const unsigned char *key, const unsigned char *iv,
689 int enc);
690 /*__owur*/ int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx,
691 const EVP_CIPHER *cipher, ENGINE *impl,
692 const unsigned char *key,
693 const unsigned char *iv, int enc);
694 __owur int EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
695 int *outl, const unsigned char *in, int inl);
696 __owur int EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm,
697 int *outl);
698 __owur int EVP_CipherFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm,
699 int *outl);
700
701 __owur int EVP_SignFinal(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *s,
702 EVP_PKEY *pkey);
703 __owur int EVP_SignFinal_with_libctx(EVP_MD_CTX *ctx, unsigned char *md,
704 unsigned int *s, EVP_PKEY *pkey,
705 OPENSSL_CTX *libctx, const char *propq);
706
707 __owur int EVP_DigestSign(EVP_MD_CTX *ctx, unsigned char *sigret,
708 size_t *siglen, const unsigned char *tbs,
709 size_t tbslen);
710
711 __owur int EVP_VerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sigbuf,
712 unsigned int siglen, EVP_PKEY *pkey);
713 __owur int EVP_VerifyFinal_with_libctx(EVP_MD_CTX *ctx,
714 const unsigned char *sigbuf,
715 unsigned int siglen, EVP_PKEY *pkey,
716 OPENSSL_CTX *libctx, const char *propq);
717
718 __owur int EVP_DigestVerify(EVP_MD_CTX *ctx, const unsigned char *sigret,
719 size_t siglen, const unsigned char *tbs,
720 size_t tbslen);
721
722 int EVP_DigestSignInit_with_libctx(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
723 const char *mdname,
724 OPENSSL_CTX *libctx, const char *props,
725 EVP_PKEY *pkey);
726 /*__owur*/ int EVP_DigestSignInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
727 const EVP_MD *type, ENGINE *e,
728 EVP_PKEY *pkey);
729 int EVP_DigestSignUpdate(EVP_MD_CTX *ctx, const void *data, size_t dsize);
730 __owur int EVP_DigestSignFinal(EVP_MD_CTX *ctx, unsigned char *sigret,
731 size_t *siglen);
732
733 int EVP_DigestVerifyInit_with_libctx(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
734 const char *mdname,
735 OPENSSL_CTX *libctx, const char *props,
736 EVP_PKEY *pkey);
737 __owur int EVP_DigestVerifyInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
738 const EVP_MD *type, ENGINE *e,
739 EVP_PKEY *pkey);
740 int EVP_DigestVerifyUpdate(EVP_MD_CTX *ctx, const void *data, size_t dsize);
741 __owur int EVP_DigestVerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sig,
742 size_t siglen);
743
744 # ifndef OPENSSL_NO_RSA
745 __owur int EVP_OpenInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
746 const unsigned char *ek, int ekl,
747 const unsigned char *iv, EVP_PKEY *priv);
748 __owur int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
749
750 __owur int EVP_SealInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
751 unsigned char **ek, int *ekl, unsigned char *iv,
752 EVP_PKEY **pubk, int npubk);
753 __owur int EVP_SealFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
754 # endif
755
756 EVP_ENCODE_CTX *EVP_ENCODE_CTX_new(void);
757 void EVP_ENCODE_CTX_free(EVP_ENCODE_CTX *ctx);
758 int EVP_ENCODE_CTX_copy(EVP_ENCODE_CTX *dctx, const EVP_ENCODE_CTX *sctx);
759 int EVP_ENCODE_CTX_num(EVP_ENCODE_CTX *ctx);
760 void EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
761 int EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
762 const unsigned char *in, int inl);
763 void EVP_EncodeFinal(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl);
764 int EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int n);
765
766 void EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
767 int EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
768 const unsigned char *in, int inl);
769 int EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned
770 char *out, int *outl);
771 int EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n);
772
773 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
774 # define EVP_CIPHER_CTX_init(c) EVP_CIPHER_CTX_reset(c)
775 # define EVP_CIPHER_CTX_cleanup(c) EVP_CIPHER_CTX_reset(c)
776 # endif
777 EVP_CIPHER_CTX *EVP_CIPHER_CTX_new(void);
778 int EVP_CIPHER_CTX_reset(EVP_CIPHER_CTX *c);
779 void EVP_CIPHER_CTX_free(EVP_CIPHER_CTX *c);
780 int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *x, int keylen);
781 int EVP_CIPHER_CTX_set_padding(EVP_CIPHER_CTX *c, int pad);
782 int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr);
783 int EVP_CIPHER_CTX_rand_key(EVP_CIPHER_CTX *ctx, unsigned char *key);
784 int EVP_CIPHER_get_params(EVP_CIPHER *cipher, OSSL_PARAM params[]);
785 int EVP_CIPHER_CTX_set_params(EVP_CIPHER_CTX *ctx, const OSSL_PARAM params[]);
786 int EVP_CIPHER_CTX_get_params(EVP_CIPHER_CTX *ctx, OSSL_PARAM params[]);
787 const OSSL_PARAM *EVP_CIPHER_gettable_params(const EVP_CIPHER *cipher);
788 const OSSL_PARAM *EVP_CIPHER_settable_ctx_params(const EVP_CIPHER *cipher);
789 const OSSL_PARAM *EVP_CIPHER_gettable_ctx_params(const EVP_CIPHER *cipher);
790
791 const BIO_METHOD *BIO_f_md(void);
792 const BIO_METHOD *BIO_f_base64(void);
793 const BIO_METHOD *BIO_f_cipher(void);
794 const BIO_METHOD *BIO_f_reliable(void);
795 __owur int BIO_set_cipher(BIO *b, const EVP_CIPHER *c, const unsigned char *k,
796 const unsigned char *i, int enc);
797
798 const EVP_MD *EVP_md_null(void);
799 # ifndef OPENSSL_NO_MD2
800 const EVP_MD *EVP_md2(void);
801 # endif
802 # ifndef OPENSSL_NO_MD4
803 const EVP_MD *EVP_md4(void);
804 # endif
805 # ifndef OPENSSL_NO_MD5
806 const EVP_MD *EVP_md5(void);
807 const EVP_MD *EVP_md5_sha1(void);
808 # endif
809 # ifndef OPENSSL_NO_BLAKE2
810 const EVP_MD *EVP_blake2b512(void);
811 const EVP_MD *EVP_blake2s256(void);
812 # endif
813 const EVP_MD *EVP_sha1(void);
814 const EVP_MD *EVP_sha224(void);
815 const EVP_MD *EVP_sha256(void);
816 const EVP_MD *EVP_sha384(void);
817 const EVP_MD *EVP_sha512(void);
818 const EVP_MD *EVP_sha512_224(void);
819 const EVP_MD *EVP_sha512_256(void);
820 const EVP_MD *EVP_sha3_224(void);
821 const EVP_MD *EVP_sha3_256(void);
822 const EVP_MD *EVP_sha3_384(void);
823 const EVP_MD *EVP_sha3_512(void);
824 const EVP_MD *EVP_shake128(void);
825 const EVP_MD *EVP_shake256(void);
826
827 # ifndef OPENSSL_NO_MDC2
828 const EVP_MD *EVP_mdc2(void);
829 # endif
830 # ifndef OPENSSL_NO_RMD160
831 const EVP_MD *EVP_ripemd160(void);
832 # endif
833 # ifndef OPENSSL_NO_WHIRLPOOL
834 const EVP_MD *EVP_whirlpool(void);
835 # endif
836 # ifndef OPENSSL_NO_SM3
837 const EVP_MD *EVP_sm3(void);
838 # endif
839 const EVP_CIPHER *EVP_enc_null(void); /* does nothing :-) */
840 # ifndef OPENSSL_NO_DES
841 const EVP_CIPHER *EVP_des_ecb(void);
842 const EVP_CIPHER *EVP_des_ede(void);
843 const EVP_CIPHER *EVP_des_ede3(void);
844 const EVP_CIPHER *EVP_des_ede_ecb(void);
845 const EVP_CIPHER *EVP_des_ede3_ecb(void);
846 const EVP_CIPHER *EVP_des_cfb64(void);
847 # define EVP_des_cfb EVP_des_cfb64
848 const EVP_CIPHER *EVP_des_cfb1(void);
849 const EVP_CIPHER *EVP_des_cfb8(void);
850 const EVP_CIPHER *EVP_des_ede_cfb64(void);
851 # define EVP_des_ede_cfb EVP_des_ede_cfb64
852 const EVP_CIPHER *EVP_des_ede3_cfb64(void);
853 # define EVP_des_ede3_cfb EVP_des_ede3_cfb64
854 const EVP_CIPHER *EVP_des_ede3_cfb1(void);
855 const EVP_CIPHER *EVP_des_ede3_cfb8(void);
856 const EVP_CIPHER *EVP_des_ofb(void);
857 const EVP_CIPHER *EVP_des_ede_ofb(void);
858 const EVP_CIPHER *EVP_des_ede3_ofb(void);
859 const EVP_CIPHER *EVP_des_cbc(void);
860 const EVP_CIPHER *EVP_des_ede_cbc(void);
861 const EVP_CIPHER *EVP_des_ede3_cbc(void);
862 const EVP_CIPHER *EVP_desx_cbc(void);
863 const EVP_CIPHER *EVP_des_ede3_wrap(void);
864 /*
865 * This should now be supported through the dev_crypto ENGINE. But also, why
866 * are rc4 and md5 declarations made here inside a "NO_DES" precompiler
867 * branch?
868 */
869 # endif
870 # ifndef OPENSSL_NO_RC4
871 const EVP_CIPHER *EVP_rc4(void);
872 const EVP_CIPHER *EVP_rc4_40(void);
873 # ifndef OPENSSL_NO_MD5
874 const EVP_CIPHER *EVP_rc4_hmac_md5(void);
875 # endif
876 # endif
877 # ifndef OPENSSL_NO_IDEA
878 const EVP_CIPHER *EVP_idea_ecb(void);
879 const EVP_CIPHER *EVP_idea_cfb64(void);
880 # define EVP_idea_cfb EVP_idea_cfb64
881 const EVP_CIPHER *EVP_idea_ofb(void);
882 const EVP_CIPHER *EVP_idea_cbc(void);
883 # endif
884 # ifndef OPENSSL_NO_RC2
885 const EVP_CIPHER *EVP_rc2_ecb(void);
886 const EVP_CIPHER *EVP_rc2_cbc(void);
887 const EVP_CIPHER *EVP_rc2_40_cbc(void);
888 const EVP_CIPHER *EVP_rc2_64_cbc(void);
889 const EVP_CIPHER *EVP_rc2_cfb64(void);
890 # define EVP_rc2_cfb EVP_rc2_cfb64
891 const EVP_CIPHER *EVP_rc2_ofb(void);
892 # endif
893 # ifndef OPENSSL_NO_BF
894 const EVP_CIPHER *EVP_bf_ecb(void);
895 const EVP_CIPHER *EVP_bf_cbc(void);
896 const EVP_CIPHER *EVP_bf_cfb64(void);
897 # define EVP_bf_cfb EVP_bf_cfb64
898 const EVP_CIPHER *EVP_bf_ofb(void);
899 # endif
900 # ifndef OPENSSL_NO_CAST
901 const EVP_CIPHER *EVP_cast5_ecb(void);
902 const EVP_CIPHER *EVP_cast5_cbc(void);
903 const EVP_CIPHER *EVP_cast5_cfb64(void);
904 # define EVP_cast5_cfb EVP_cast5_cfb64
905 const EVP_CIPHER *EVP_cast5_ofb(void);
906 # endif
907 # ifndef OPENSSL_NO_RC5
908 const EVP_CIPHER *EVP_rc5_32_12_16_cbc(void);
909 const EVP_CIPHER *EVP_rc5_32_12_16_ecb(void);
910 const EVP_CIPHER *EVP_rc5_32_12_16_cfb64(void);
911 # define EVP_rc5_32_12_16_cfb EVP_rc5_32_12_16_cfb64
912 const EVP_CIPHER *EVP_rc5_32_12_16_ofb(void);
913 # endif
914 const EVP_CIPHER *EVP_aes_128_ecb(void);
915 const EVP_CIPHER *EVP_aes_128_cbc(void);
916 const EVP_CIPHER *EVP_aes_128_cfb1(void);
917 const EVP_CIPHER *EVP_aes_128_cfb8(void);
918 const EVP_CIPHER *EVP_aes_128_cfb128(void);
919 # define EVP_aes_128_cfb EVP_aes_128_cfb128
920 const EVP_CIPHER *EVP_aes_128_ofb(void);
921 const EVP_CIPHER *EVP_aes_128_ctr(void);
922 const EVP_CIPHER *EVP_aes_128_ccm(void);
923 const EVP_CIPHER *EVP_aes_128_gcm(void);
924 const EVP_CIPHER *EVP_aes_128_xts(void);
925 const EVP_CIPHER *EVP_aes_128_wrap(void);
926 const EVP_CIPHER *EVP_aes_128_wrap_pad(void);
927 # ifndef OPENSSL_NO_OCB
928 const EVP_CIPHER *EVP_aes_128_ocb(void);
929 # endif
930 const EVP_CIPHER *EVP_aes_192_ecb(void);
931 const EVP_CIPHER *EVP_aes_192_cbc(void);
932 const EVP_CIPHER *EVP_aes_192_cfb1(void);
933 const EVP_CIPHER *EVP_aes_192_cfb8(void);
934 const EVP_CIPHER *EVP_aes_192_cfb128(void);
935 # define EVP_aes_192_cfb EVP_aes_192_cfb128
936 const EVP_CIPHER *EVP_aes_192_ofb(void);
937 const EVP_CIPHER *EVP_aes_192_ctr(void);
938 const EVP_CIPHER *EVP_aes_192_ccm(void);
939 const EVP_CIPHER *EVP_aes_192_gcm(void);
940 const EVP_CIPHER *EVP_aes_192_wrap(void);
941 const EVP_CIPHER *EVP_aes_192_wrap_pad(void);
942 # ifndef OPENSSL_NO_OCB
943 const EVP_CIPHER *EVP_aes_192_ocb(void);
944 # endif
945 const EVP_CIPHER *EVP_aes_256_ecb(void);
946 const EVP_CIPHER *EVP_aes_256_cbc(void);
947 const EVP_CIPHER *EVP_aes_256_cfb1(void);
948 const EVP_CIPHER *EVP_aes_256_cfb8(void);
949 const EVP_CIPHER *EVP_aes_256_cfb128(void);
950 # define EVP_aes_256_cfb EVP_aes_256_cfb128
951 const EVP_CIPHER *EVP_aes_256_ofb(void);
952 const EVP_CIPHER *EVP_aes_256_ctr(void);
953 const EVP_CIPHER *EVP_aes_256_ccm(void);
954 const EVP_CIPHER *EVP_aes_256_gcm(void);
955 const EVP_CIPHER *EVP_aes_256_xts(void);
956 const EVP_CIPHER *EVP_aes_256_wrap(void);
957 const EVP_CIPHER *EVP_aes_256_wrap_pad(void);
958 # ifndef OPENSSL_NO_OCB
959 const EVP_CIPHER *EVP_aes_256_ocb(void);
960 # endif
961 const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha1(void);
962 const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha1(void);
963 const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha256(void);
964 const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha256(void);
965 # ifndef OPENSSL_NO_SIV
966 const EVP_CIPHER *EVP_aes_128_siv(void);
967 const EVP_CIPHER *EVP_aes_192_siv(void);
968 const EVP_CIPHER *EVP_aes_256_siv(void);
969 # endif
970 # ifndef OPENSSL_NO_ARIA
971 const EVP_CIPHER *EVP_aria_128_ecb(void);
972 const EVP_CIPHER *EVP_aria_128_cbc(void);
973 const EVP_CIPHER *EVP_aria_128_cfb1(void);
974 const EVP_CIPHER *EVP_aria_128_cfb8(void);
975 const EVP_CIPHER *EVP_aria_128_cfb128(void);
976 # define EVP_aria_128_cfb EVP_aria_128_cfb128
977 const EVP_CIPHER *EVP_aria_128_ctr(void);
978 const EVP_CIPHER *EVP_aria_128_ofb(void);
979 const EVP_CIPHER *EVP_aria_128_gcm(void);
980 const EVP_CIPHER *EVP_aria_128_ccm(void);
981 const EVP_CIPHER *EVP_aria_192_ecb(void);
982 const EVP_CIPHER *EVP_aria_192_cbc(void);
983 const EVP_CIPHER *EVP_aria_192_cfb1(void);
984 const EVP_CIPHER *EVP_aria_192_cfb8(void);
985 const EVP_CIPHER *EVP_aria_192_cfb128(void);
986 # define EVP_aria_192_cfb EVP_aria_192_cfb128
987 const EVP_CIPHER *EVP_aria_192_ctr(void);
988 const EVP_CIPHER *EVP_aria_192_ofb(void);
989 const EVP_CIPHER *EVP_aria_192_gcm(void);
990 const EVP_CIPHER *EVP_aria_192_ccm(void);
991 const EVP_CIPHER *EVP_aria_256_ecb(void);
992 const EVP_CIPHER *EVP_aria_256_cbc(void);
993 const EVP_CIPHER *EVP_aria_256_cfb1(void);
994 const EVP_CIPHER *EVP_aria_256_cfb8(void);
995 const EVP_CIPHER *EVP_aria_256_cfb128(void);
996 # define EVP_aria_256_cfb EVP_aria_256_cfb128
997 const EVP_CIPHER *EVP_aria_256_ctr(void);
998 const EVP_CIPHER *EVP_aria_256_ofb(void);
999 const EVP_CIPHER *EVP_aria_256_gcm(void);
1000 const EVP_CIPHER *EVP_aria_256_ccm(void);
1001 # endif
1002 # ifndef OPENSSL_NO_CAMELLIA
1003 const EVP_CIPHER *EVP_camellia_128_ecb(void);
1004 const EVP_CIPHER *EVP_camellia_128_cbc(void);
1005 const EVP_CIPHER *EVP_camellia_128_cfb1(void);
1006 const EVP_CIPHER *EVP_camellia_128_cfb8(void);
1007 const EVP_CIPHER *EVP_camellia_128_cfb128(void);
1008 # define EVP_camellia_128_cfb EVP_camellia_128_cfb128
1009 const EVP_CIPHER *EVP_camellia_128_ofb(void);
1010 const EVP_CIPHER *EVP_camellia_128_ctr(void);
1011 const EVP_CIPHER *EVP_camellia_192_ecb(void);
1012 const EVP_CIPHER *EVP_camellia_192_cbc(void);
1013 const EVP_CIPHER *EVP_camellia_192_cfb1(void);
1014 const EVP_CIPHER *EVP_camellia_192_cfb8(void);
1015 const EVP_CIPHER *EVP_camellia_192_cfb128(void);
1016 # define EVP_camellia_192_cfb EVP_camellia_192_cfb128
1017 const EVP_CIPHER *EVP_camellia_192_ofb(void);
1018 const EVP_CIPHER *EVP_camellia_192_ctr(void);
1019 const EVP_CIPHER *EVP_camellia_256_ecb(void);
1020 const EVP_CIPHER *EVP_camellia_256_cbc(void);
1021 const EVP_CIPHER *EVP_camellia_256_cfb1(void);
1022 const EVP_CIPHER *EVP_camellia_256_cfb8(void);
1023 const EVP_CIPHER *EVP_camellia_256_cfb128(void);
1024 # define EVP_camellia_256_cfb EVP_camellia_256_cfb128
1025 const EVP_CIPHER *EVP_camellia_256_ofb(void);
1026 const EVP_CIPHER *EVP_camellia_256_ctr(void);
1027 # endif
1028 # ifndef OPENSSL_NO_CHACHA
1029 const EVP_CIPHER *EVP_chacha20(void);
1030 # ifndef OPENSSL_NO_POLY1305
1031 const EVP_CIPHER *EVP_chacha20_poly1305(void);
1032 # endif
1033 # endif
1034
1035 # ifndef OPENSSL_NO_SEED
1036 const EVP_CIPHER *EVP_seed_ecb(void);
1037 const EVP_CIPHER *EVP_seed_cbc(void);
1038 const EVP_CIPHER *EVP_seed_cfb128(void);
1039 # define EVP_seed_cfb EVP_seed_cfb128
1040 const EVP_CIPHER *EVP_seed_ofb(void);
1041 # endif
1042
1043 # ifndef OPENSSL_NO_SM4
1044 const EVP_CIPHER *EVP_sm4_ecb(void);
1045 const EVP_CIPHER *EVP_sm4_cbc(void);
1046 const EVP_CIPHER *EVP_sm4_cfb128(void);
1047 # define EVP_sm4_cfb EVP_sm4_cfb128
1048 const EVP_CIPHER *EVP_sm4_ofb(void);
1049 const EVP_CIPHER *EVP_sm4_ctr(void);
1050 # endif
1051
1052 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
1053 # define OPENSSL_add_all_algorithms_conf() \
1054 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
1055 | OPENSSL_INIT_ADD_ALL_DIGESTS \
1056 | OPENSSL_INIT_LOAD_CONFIG, NULL)
1057 # define OPENSSL_add_all_algorithms_noconf() \
1058 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
1059 | OPENSSL_INIT_ADD_ALL_DIGESTS, NULL)
1060
1061 # ifdef OPENSSL_LOAD_CONF
1062 # define OpenSSL_add_all_algorithms() OPENSSL_add_all_algorithms_conf()
1063 # else
1064 # define OpenSSL_add_all_algorithms() OPENSSL_add_all_algorithms_noconf()
1065 # endif
1066
1067 # define OpenSSL_add_all_ciphers() \
1068 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS, NULL)
1069 # define OpenSSL_add_all_digests() \
1070 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_DIGESTS, NULL)
1071
1072 # define EVP_cleanup() while(0) continue
1073 # endif
1074
1075 int EVP_add_cipher(const EVP_CIPHER *cipher);
1076 int EVP_add_digest(const EVP_MD *digest);
1077
1078 const EVP_CIPHER *EVP_get_cipherbyname(const char *name);
1079 const EVP_MD *EVP_get_digestbyname(const char *name);
1080
1081 void EVP_CIPHER_do_all(void (*fn) (const EVP_CIPHER *ciph,
1082 const char *from, const char *to, void *x),
1083 void *arg);
1084 void EVP_CIPHER_do_all_sorted(void (*fn)
1085 (const EVP_CIPHER *ciph, const char *from,
1086 const char *to, void *x), void *arg);
1087 void EVP_CIPHER_do_all_provided(OPENSSL_CTX *libctx,
1088 void (*fn)(EVP_CIPHER *cipher, void *arg),
1089 void *arg);
1090
1091 void EVP_MD_do_all(void (*fn) (const EVP_MD *ciph,
1092 const char *from, const char *to, void *x),
1093 void *arg);
1094 void EVP_MD_do_all_sorted(void (*fn)
1095 (const EVP_MD *ciph, const char *from,
1096 const char *to, void *x), void *arg);
1097 void EVP_MD_do_all_provided(OPENSSL_CTX *libctx,
1098 void (*fn)(EVP_MD *md, void *arg),
1099 void *arg);
1100
1101 /* MAC stuff */
1102
1103 EVP_MAC *EVP_MAC_fetch(OPENSSL_CTX *libctx, const char *algorithm,
1104 const char *properties);
1105 int EVP_MAC_up_ref(EVP_MAC *mac);
1106 void EVP_MAC_free(EVP_MAC *mac);
1107 int EVP_MAC_number(const EVP_MAC *mac);
1108 int EVP_MAC_is_a(const EVP_MAC *mac, const char *name);
1109 const OSSL_PROVIDER *EVP_MAC_provider(const EVP_MAC *mac);
1110 int EVP_MAC_get_params(EVP_MAC *mac, OSSL_PARAM params[]);
1111
1112 EVP_MAC_CTX *EVP_MAC_CTX_new(EVP_MAC *mac);
1113 void EVP_MAC_CTX_free(EVP_MAC_CTX *ctx);
1114 EVP_MAC_CTX *EVP_MAC_CTX_dup(const EVP_MAC_CTX *src);
1115 EVP_MAC *EVP_MAC_CTX_mac(EVP_MAC_CTX *ctx);
1116 int EVP_MAC_CTX_get_params(EVP_MAC_CTX *ctx, OSSL_PARAM params[]);
1117 int EVP_MAC_CTX_set_params(EVP_MAC_CTX *ctx, const OSSL_PARAM params[]);
1118
1119 size_t EVP_MAC_size(EVP_MAC_CTX *ctx);
1120 int EVP_MAC_init(EVP_MAC_CTX *ctx);
1121 int EVP_MAC_update(EVP_MAC_CTX *ctx, const unsigned char *data, size_t datalen);
1122 int EVP_MAC_final(EVP_MAC_CTX *ctx,
1123 unsigned char *out, size_t *outl, size_t outsize);
1124 const OSSL_PARAM *EVP_MAC_gettable_params(const EVP_MAC *mac);
1125 const OSSL_PARAM *EVP_MAC_gettable_ctx_params(const EVP_MAC *mac);
1126 const OSSL_PARAM *EVP_MAC_settable_ctx_params(const EVP_MAC *mac);
1127
1128 void EVP_MAC_do_all_provided(OPENSSL_CTX *libctx,
1129 void (*fn)(EVP_MAC *mac, void *arg),
1130 void *arg);
1131 void EVP_MAC_names_do_all(const EVP_MAC *mac,
1132 void (*fn)(const char *name, void *data),
1133 void *data);
1134
1135 /* RAND stuff */
1136 EVP_RAND *EVP_RAND_fetch(OPENSSL_CTX *libctx, const char *algorithm,
1137 const char *properties);
1138 int EVP_RAND_up_ref(EVP_RAND *rand);
1139 void EVP_RAND_free(EVP_RAND *rand);
1140 int EVP_RAND_number(const EVP_RAND *rand);
1141 const char *EVP_RAND_name(const EVP_RAND *rand);
1142 int EVP_RAND_is_a(const EVP_RAND *rand, const char *name);
1143 const OSSL_PROVIDER *EVP_RAND_provider(const EVP_RAND *rand);
1144 int EVP_RAND_get_params(EVP_RAND *rand, OSSL_PARAM params[]);
1145
1146 EVP_RAND_CTX *EVP_RAND_CTX_new(EVP_RAND *rand, EVP_RAND_CTX *parent);
1147 void EVP_RAND_CTX_free(EVP_RAND_CTX *ctx);
1148 EVP_RAND *EVP_RAND_CTX_rand(EVP_RAND_CTX *ctx);
1149 int EVP_RAND_get_ctx_params(EVP_RAND_CTX *ctx, OSSL_PARAM params[]);
1150 int EVP_RAND_set_ctx_params(EVP_RAND_CTX *ctx, const OSSL_PARAM params[]);
1151 const OSSL_PARAM *EVP_RAND_gettable_params(const EVP_RAND *rand);
1152 const OSSL_PARAM *EVP_RAND_gettable_ctx_params(const EVP_RAND *rand);
1153 const OSSL_PARAM *EVP_RAND_settable_ctx_params(const EVP_RAND *rand);
1154
1155 void EVP_RAND_do_all_provided(OPENSSL_CTX *libctx,
1156 void (*fn)(EVP_RAND *rand, void *arg),
1157 void *arg);
1158 void EVP_RAND_names_do_all(const EVP_RAND *rand,
1159 void (*fn)(const char *name, void *data),
1160 void *data);
1161
1162 __owur int EVP_RAND_instantiate(EVP_RAND_CTX *ctx, unsigned int strength,
1163 int prediction_resistance,
1164 const unsigned char *pstr, size_t pstr_len);
1165 int EVP_RAND_uninstantiate(EVP_RAND_CTX *ctx);
1166 __owur int EVP_RAND_generate(EVP_RAND_CTX *ctx, unsigned char *out,
1167 size_t outlen, unsigned int strength,
1168 int prediction_resistance,
1169 const unsigned char *addin, size_t addin_len);
1170 int EVP_RAND_reseed(EVP_RAND_CTX *ctx, int prediction_resistance,
1171 const unsigned char *ent, size_t ent_len,
1172 const unsigned char *addin, size_t addin_len);
1173 __owur int EVP_RAND_nonce(EVP_RAND_CTX *ctx, unsigned char *out, size_t outlen);
1174 __owur int EVP_RAND_enable_locking(EVP_RAND_CTX *ctx);
1175
1176 int EVP_RAND_verify_zeroization(EVP_RAND_CTX *ctx);
1177 unsigned int EVP_RAND_strength(EVP_RAND_CTX *ctx);
1178 int EVP_RAND_state(EVP_RAND_CTX *ctx);
1179
1180 #define EVP_RAND_STATE_UNINITIALISED 0
1181 #define EVP_RAND_STATE_READY 1
1182 #define EVP_RAND_STATE_ERROR 2
1183
1184 /* PKEY stuff */
1185 DEPRECATEDIN_3_0(int EVP_PKEY_decrypt_old(unsigned char *dec_key,
1186 const unsigned char *enc_key,
1187 int enc_key_len,
1188 EVP_PKEY *private_key))
1189 DEPRECATEDIN_3_0(int EVP_PKEY_encrypt_old(unsigned char *enc_key,
1190 const unsigned char *key,
1191 int key_len, EVP_PKEY *pub_key))
1192 int EVP_PKEY_is_a(const EVP_PKEY *pkey, const char *name);
1193 int EVP_PKEY_type(int type);
1194 int EVP_PKEY_id(const EVP_PKEY *pkey);
1195 int EVP_PKEY_base_id(const EVP_PKEY *pkey);
1196 int EVP_PKEY_bits(const EVP_PKEY *pkey);
1197 int EVP_PKEY_security_bits(const EVP_PKEY *pkey);
1198 int EVP_PKEY_size(const EVP_PKEY *pkey);
1199 int EVP_PKEY_can_sign(const EVP_PKEY *pkey);
1200 int EVP_PKEY_set_type(EVP_PKEY *pkey, int type);
1201 int EVP_PKEY_set_type_str(EVP_PKEY *pkey, const char *str, int len);
1202 int EVP_PKEY_set_type_by_keymgmt(EVP_PKEY *pkey, EVP_KEYMGMT *keymgmt);
1203 int EVP_PKEY_set_alias_type(EVP_PKEY *pkey, int type);
1204 # ifndef OPENSSL_NO_ENGINE
1205 int EVP_PKEY_set1_engine(EVP_PKEY *pkey, ENGINE *e);
1206 ENGINE *EVP_PKEY_get0_engine(const EVP_PKEY *pkey);
1207 # endif
1208 int EVP_PKEY_assign(EVP_PKEY *pkey, int type, void *key);
1209 void *EVP_PKEY_get0(const EVP_PKEY *pkey);
1210 const unsigned char *EVP_PKEY_get0_hmac(const EVP_PKEY *pkey, size_t *len);
1211 # ifndef OPENSSL_NO_POLY1305
1212 const unsigned char *EVP_PKEY_get0_poly1305(const EVP_PKEY *pkey, size_t *len);
1213 # endif
1214 # ifndef OPENSSL_NO_SIPHASH
1215 const unsigned char *EVP_PKEY_get0_siphash(const EVP_PKEY *pkey, size_t *len);
1216 # endif
1217
1218 # ifndef OPENSSL_NO_RSA
1219 struct rsa_st;
1220 int EVP_PKEY_set1_RSA(EVP_PKEY *pkey, struct rsa_st *key);
1221 struct rsa_st *EVP_PKEY_get0_RSA(const EVP_PKEY *pkey);
1222 struct rsa_st *EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
1223 # endif
1224 # ifndef OPENSSL_NO_DSA
1225 struct dsa_st;
1226 int EVP_PKEY_set1_DSA(EVP_PKEY *pkey, struct dsa_st *key);
1227 struct dsa_st *EVP_PKEY_get0_DSA(const EVP_PKEY *pkey);
1228 struct dsa_st *EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
1229 # endif
1230 # ifndef OPENSSL_NO_DH
1231 struct dh_st;
1232 int EVP_PKEY_set1_DH(EVP_PKEY *pkey, struct dh_st *key);
1233 struct dh_st *EVP_PKEY_get0_DH(const EVP_PKEY *pkey);
1234 struct dh_st *EVP_PKEY_get1_DH(EVP_PKEY *pkey);
1235 # endif
1236 # ifndef OPENSSL_NO_EC
1237 struct ec_key_st;
1238 int EVP_PKEY_set1_EC_KEY(EVP_PKEY *pkey, struct ec_key_st *key);
1239 struct ec_key_st *EVP_PKEY_get0_EC_KEY(const EVP_PKEY *pkey);
1240 struct ec_key_st *EVP_PKEY_get1_EC_KEY(EVP_PKEY *pkey);
1241 struct ecx_key_st;
1242 int EVP_PKEY_set1_X25519(EVP_PKEY *pkey, struct ecx_key_st *key);
1243 struct ecx_key_st *EVP_PKEY_get0_X25519(const EVP_PKEY *pkey);
1244 struct ecx_key_st *EVP_PKEY_get1_X25519(EVP_PKEY *pkey);
1245 int EVP_PKEY_set1_X448(EVP_PKEY *pkey, struct ecx_key_st *key);
1246 struct ecx_key_st *EVP_PKEY_get0_X448(const EVP_PKEY *pkey);
1247 struct ecx_key_st *EVP_PKEY_get1_X448(EVP_PKEY *pkey);
1248 int EVP_PKEY_set1_ED25519(EVP_PKEY *pkey, struct ecx_key_st *key);
1249 struct ecx_key_st *EVP_PKEY_get0_ED25519(const EVP_PKEY *pkey);
1250 struct ecx_key_st *EVP_PKEY_get1_ED25519(EVP_PKEY *pkey);
1251 int EVP_PKEY_set1_ED448(EVP_PKEY *pkey, struct ecx_key_st *key);
1252 struct ecx_key_st *EVP_PKEY_get0_ED448(const EVP_PKEY *pkey);
1253 struct ecx_key_st *EVP_PKEY_get1_ED448(EVP_PKEY *pkey);
1254 # endif
1255
1256 EVP_PKEY *EVP_PKEY_new(void);
1257 int EVP_PKEY_up_ref(EVP_PKEY *pkey);
1258 void EVP_PKEY_free(EVP_PKEY *pkey);
1259
1260 EVP_PKEY *d2i_PublicKey(int type, EVP_PKEY **a, const unsigned char **pp,
1261 long length);
1262 int i2d_PublicKey(const EVP_PKEY *a, unsigned char **pp);
1263
1264
1265 EVP_PKEY *d2i_PrivateKey_ex(int type, EVP_PKEY **a, const unsigned char **pp,
1266 long length, OPENSSL_CTX *libctx, const char *propq);
1267 EVP_PKEY *d2i_PrivateKey(int type, EVP_PKEY **a, const unsigned char **pp,
1268 long length);
1269 EVP_PKEY *d2i_AutoPrivateKey_ex(EVP_PKEY **a, const unsigned char **pp,
1270 long length, OPENSSL_CTX *libctx,
1271 const char *propq);
1272 EVP_PKEY *d2i_AutoPrivateKey(EVP_PKEY **a, const unsigned char **pp,
1273 long length);
1274 int i2d_PrivateKey(const EVP_PKEY *a, unsigned char **pp);
1275
1276 int i2d_KeyParams(const EVP_PKEY *a, unsigned char **pp);
1277 EVP_PKEY *d2i_KeyParams(int type, EVP_PKEY **a, const unsigned char **pp,
1278 long length);
1279 int i2d_KeyParams_bio(BIO *bp, const EVP_PKEY *pkey);
1280 EVP_PKEY *d2i_KeyParams_bio(int type, EVP_PKEY **a, BIO *in);
1281
1282 int EVP_PKEY_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from);
1283 int EVP_PKEY_missing_parameters(const EVP_PKEY *pkey);
1284 int EVP_PKEY_save_parameters(EVP_PKEY *pkey, int mode);
1285 #ifndef OPENSSL_NO_DEPRECATED_3_0
1286 int EVP_PKEY_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b);
1287 #endif
1288 int EVP_PKEY_parameters_eq(const EVP_PKEY *a, const EVP_PKEY *b);
1289
1290 #ifndef OPENSSL_NO_DEPRECATED_3_0
1291 int EVP_PKEY_cmp(const EVP_PKEY *a, const EVP_PKEY *b);
1292 #endif
1293 int EVP_PKEY_eq(const EVP_PKEY *a, const EVP_PKEY *b);
1294
1295 int EVP_PKEY_print_public(BIO *out, const EVP_PKEY *pkey,
1296 int indent, ASN1_PCTX *pctx);
1297 int EVP_PKEY_print_private(BIO *out, const EVP_PKEY *pkey,
1298 int indent, ASN1_PCTX *pctx);
1299 int EVP_PKEY_print_params(BIO *out, const EVP_PKEY *pkey,
1300 int indent, ASN1_PCTX *pctx);
1301
1302 int EVP_PKEY_get_default_digest_nid(EVP_PKEY *pkey, int *pnid);
1303 int EVP_PKEY_get_default_digest_name(EVP_PKEY *pkey,
1304 char *mdname, size_t mdname_sz);
1305 int EVP_PKEY_supports_digest_nid(EVP_PKEY *pkey, int nid);
1306
1307 int EVP_PKEY_set1_tls_encodedpoint(EVP_PKEY *pkey,
1308 const unsigned char *pt, size_t ptlen);
1309 size_t EVP_PKEY_get1_tls_encodedpoint(EVP_PKEY *pkey, unsigned char **ppt);
1310
1311 int EVP_CIPHER_type(const EVP_CIPHER *ctx);
1312
1313 /* calls methods */
1314 int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1315 int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1316
1317 /* These are used by EVP_CIPHER methods */
1318 int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1319 int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1320
1321 /* PKCS5 password based encryption */
1322 int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
1323 ASN1_TYPE *param, const EVP_CIPHER *cipher,
1324 const EVP_MD *md, int en_de);
1325 int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,
1326 const unsigned char *salt, int saltlen, int iter,
1327 int keylen, unsigned char *out);
1328 int PKCS5_PBKDF2_HMAC(const char *pass, int passlen,
1329 const unsigned char *salt, int saltlen, int iter,
1330 const EVP_MD *digest, int keylen, unsigned char *out);
1331 int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
1332 ASN1_TYPE *param, const EVP_CIPHER *cipher,
1333 const EVP_MD *md, int en_de);
1334
1335 #ifndef OPENSSL_NO_SCRYPT
1336 int EVP_PBE_scrypt(const char *pass, size_t passlen,
1337 const unsigned char *salt, size_t saltlen,
1338 uint64_t N, uint64_t r, uint64_t p, uint64_t maxmem,
1339 unsigned char *key, size_t keylen);
1340
1341 int PKCS5_v2_scrypt_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass,
1342 int passlen, ASN1_TYPE *param,
1343 const EVP_CIPHER *c, const EVP_MD *md, int en_de);
1344 #endif
1345
1346 void PKCS5_PBE_add(void);
1347
1348 int EVP_PBE_CipherInit(ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
1349 ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de);
1350
1351 /* PBE type */
1352
1353 /* Can appear as the outermost AlgorithmIdentifier */
1354 # define EVP_PBE_TYPE_OUTER 0x0
1355 /* Is an PRF type OID */
1356 # define EVP_PBE_TYPE_PRF 0x1
1357 /* Is a PKCS#5 v2.0 KDF */
1358 # define EVP_PBE_TYPE_KDF 0x2
1359
1360 int EVP_PBE_alg_add_type(int pbe_type, int pbe_nid, int cipher_nid,
1361 int md_nid, EVP_PBE_KEYGEN *keygen);
1362 int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md,
1363 EVP_PBE_KEYGEN *keygen);
1364 int EVP_PBE_find(int type, int pbe_nid, int *pcnid, int *pmnid,
1365 EVP_PBE_KEYGEN **pkeygen);
1366 void EVP_PBE_cleanup(void);
1367 int EVP_PBE_get(int *ptype, int *ppbe_nid, size_t num);
1368
1369 # define ASN1_PKEY_ALIAS 0x1
1370 # define ASN1_PKEY_DYNAMIC 0x2
1371 # define ASN1_PKEY_SIGPARAM_NULL 0x4
1372
1373 # define ASN1_PKEY_CTRL_PKCS7_SIGN 0x1
1374 # define ASN1_PKEY_CTRL_PKCS7_ENCRYPT 0x2
1375 # define ASN1_PKEY_CTRL_DEFAULT_MD_NID 0x3
1376 # define ASN1_PKEY_CTRL_CMS_SIGN 0x5
1377 # define ASN1_PKEY_CTRL_CMS_ENVELOPE 0x7
1378 # define ASN1_PKEY_CTRL_CMS_RI_TYPE 0x8
1379
1380 # define ASN1_PKEY_CTRL_SET1_TLS_ENCPT 0x9
1381 # define ASN1_PKEY_CTRL_GET1_TLS_ENCPT 0xa
1382 # define ASN1_PKEY_CTRL_SUPPORTS_MD_NID 0xb
1383 # define ASN1_PKEY_CTRL_CMS_IS_RI_TYPE_SUPPORTED 0xc
1384
1385 int EVP_PKEY_asn1_get_count(void);
1386 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_get0(int idx);
1387 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find(ENGINE **pe, int type);
1388 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find_str(ENGINE **pe,
1389 const char *str, int len);
1390 int EVP_PKEY_asn1_add0(const EVP_PKEY_ASN1_METHOD *ameth);
1391 int EVP_PKEY_asn1_add_alias(int to, int from);
1392 int EVP_PKEY_asn1_get0_info(int *ppkey_id, int *pkey_base_id,
1393 int *ppkey_flags, const char **pinfo,
1394 const char **ppem_str,
1395 const EVP_PKEY_ASN1_METHOD *ameth);
1396
1397 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_get0_asn1(const EVP_PKEY *pkey);
1398 EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_new(int id, int flags,
1399 const char *pem_str,
1400 const char *info);
1401 void EVP_PKEY_asn1_copy(EVP_PKEY_ASN1_METHOD *dst,
1402 const EVP_PKEY_ASN1_METHOD *src);
1403 void EVP_PKEY_asn1_free(EVP_PKEY_ASN1_METHOD *ameth);
1404 void EVP_PKEY_asn1_set_public(EVP_PKEY_ASN1_METHOD *ameth,
1405 int (*pub_decode) (EVP_PKEY *pk,
1406 const X509_PUBKEY *pub),
1407 int (*pub_encode) (X509_PUBKEY *pub,
1408 const EVP_PKEY *pk),
1409 int (*pub_cmp) (const EVP_PKEY *a,
1410 const EVP_PKEY *b),
1411 int (*pub_print) (BIO *out,
1412 const EVP_PKEY *pkey,
1413 int indent, ASN1_PCTX *pctx),
1414 int (*pkey_size) (const EVP_PKEY *pk),
1415 int (*pkey_bits) (const EVP_PKEY *pk));
1416 void EVP_PKEY_asn1_set_private(EVP_PKEY_ASN1_METHOD *ameth,
1417 int (*priv_decode) (EVP_PKEY *pk,
1418 const PKCS8_PRIV_KEY_INFO
1419 *p8inf),
1420 int (*priv_encode) (PKCS8_PRIV_KEY_INFO *p8,
1421 const EVP_PKEY *pk),
1422 int (*priv_print) (BIO *out,
1423 const EVP_PKEY *pkey,
1424 int indent,
1425 ASN1_PCTX *pctx));
1426 void EVP_PKEY_asn1_set_param(EVP_PKEY_ASN1_METHOD *ameth,
1427 int (*param_decode) (EVP_PKEY *pkey,
1428 const unsigned char **pder,
1429 int derlen),
1430 int (*param_encode) (const EVP_PKEY *pkey,
1431 unsigned char **pder),
1432 int (*param_missing) (const EVP_PKEY *pk),
1433 int (*param_copy) (EVP_PKEY *to,
1434 const EVP_PKEY *from),
1435 int (*param_cmp) (const EVP_PKEY *a,
1436 const EVP_PKEY *b),
1437 int (*param_print) (BIO *out,
1438 const EVP_PKEY *pkey,
1439 int indent,
1440 ASN1_PCTX *pctx));
1441
1442 void EVP_PKEY_asn1_set_free(EVP_PKEY_ASN1_METHOD *ameth,
1443 void (*pkey_free) (EVP_PKEY *pkey));
1444 void EVP_PKEY_asn1_set_ctrl(EVP_PKEY_ASN1_METHOD *ameth,
1445 int (*pkey_ctrl) (EVP_PKEY *pkey, int op,
1446 long arg1, void *arg2));
1447 void EVP_PKEY_asn1_set_item(EVP_PKEY_ASN1_METHOD *ameth,
1448 int (*item_verify) (EVP_MD_CTX *ctx,
1449 const ASN1_ITEM *it,
1450 void *asn,
1451 X509_ALGOR *a,
1452 ASN1_BIT_STRING *sig,
1453 EVP_PKEY *pkey),
1454 int (*item_sign) (EVP_MD_CTX *ctx,
1455 const ASN1_ITEM *it,
1456 void *asn,
1457 X509_ALGOR *alg1,
1458 X509_ALGOR *alg2,
1459 ASN1_BIT_STRING *sig));
1460
1461 void EVP_PKEY_asn1_set_siginf(EVP_PKEY_ASN1_METHOD *ameth,
1462 int (*siginf_set) (X509_SIG_INFO *siginf,
1463 const X509_ALGOR *alg,
1464 const ASN1_STRING *sig));
1465
1466 void EVP_PKEY_asn1_set_check(EVP_PKEY_ASN1_METHOD *ameth,
1467 int (*pkey_check) (const EVP_PKEY *pk));
1468
1469 void EVP_PKEY_asn1_set_public_check(EVP_PKEY_ASN1_METHOD *ameth,
1470 int (*pkey_pub_check) (const EVP_PKEY *pk));
1471
1472 void EVP_PKEY_asn1_set_param_check(EVP_PKEY_ASN1_METHOD *ameth,
1473 int (*pkey_param_check) (const EVP_PKEY *pk));
1474
1475 void EVP_PKEY_asn1_set_set_priv_key(EVP_PKEY_ASN1_METHOD *ameth,
1476 int (*set_priv_key) (EVP_PKEY *pk,
1477 const unsigned char
1478 *priv,
1479 size_t len));
1480 void EVP_PKEY_asn1_set_set_pub_key(EVP_PKEY_ASN1_METHOD *ameth,
1481 int (*set_pub_key) (EVP_PKEY *pk,
1482 const unsigned char *pub,
1483 size_t len));
1484 void EVP_PKEY_asn1_set_get_priv_key(EVP_PKEY_ASN1_METHOD *ameth,
1485 int (*get_priv_key) (const EVP_PKEY *pk,
1486 unsigned char *priv,
1487 size_t *len));
1488 void EVP_PKEY_asn1_set_get_pub_key(EVP_PKEY_ASN1_METHOD *ameth,
1489 int (*get_pub_key) (const EVP_PKEY *pk,
1490 unsigned char *pub,
1491 size_t *len));
1492
1493 void EVP_PKEY_asn1_set_security_bits(EVP_PKEY_ASN1_METHOD *ameth,
1494 int (*pkey_security_bits) (const EVP_PKEY
1495 *pk));
1496
1497 int EVP_PKEY_CTX_get_signature_md(EVP_PKEY_CTX *ctx, const EVP_MD **md);
1498 int EVP_PKEY_CTX_set_signature_md(EVP_PKEY_CTX *ctx, const EVP_MD *md);
1499
1500 # define EVP_PKEY_OP_UNDEFINED 0
1501 # define EVP_PKEY_OP_PARAMGEN (1<<1)
1502 # define EVP_PKEY_OP_KEYGEN (1<<2)
1503 # define EVP_PKEY_OP_PARAMFROMDATA (1<<3)
1504 # define EVP_PKEY_OP_KEYFROMDATA (1<<4)
1505 # define EVP_PKEY_OP_SIGN (1<<5)
1506 # define EVP_PKEY_OP_VERIFY (1<<6)
1507 # define EVP_PKEY_OP_VERIFYRECOVER (1<<7)
1508 # define EVP_PKEY_OP_SIGNCTX (1<<8)
1509 # define EVP_PKEY_OP_VERIFYCTX (1<<9)
1510 # define EVP_PKEY_OP_ENCRYPT (1<<10)
1511 # define EVP_PKEY_OP_DECRYPT (1<<11)
1512 # define EVP_PKEY_OP_DERIVE (1<<12)
1513
1514 # define EVP_PKEY_OP_TYPE_SIG \
1515 (EVP_PKEY_OP_SIGN | EVP_PKEY_OP_VERIFY | EVP_PKEY_OP_VERIFYRECOVER \
1516 | EVP_PKEY_OP_SIGNCTX | EVP_PKEY_OP_VERIFYCTX)
1517
1518 # define EVP_PKEY_OP_TYPE_CRYPT \
1519 (EVP_PKEY_OP_ENCRYPT | EVP_PKEY_OP_DECRYPT)
1520
1521 # define EVP_PKEY_OP_TYPE_NOGEN \
1522 (EVP_PKEY_OP_TYPE_SIG | EVP_PKEY_OP_TYPE_CRYPT | EVP_PKEY_OP_DERIVE)
1523
1524 # define EVP_PKEY_OP_TYPE_GEN \
1525 (EVP_PKEY_OP_PARAMGEN | EVP_PKEY_OP_KEYGEN)
1526
1527 # define EVP_PKEY_OP_TYPE_FROMDATA \
1528 (EVP_PKEY_OP_PARAMFROMDATA | EVP_PKEY_OP_KEYFROMDATA)
1529
1530 # define EVP_PKEY_CTX_set_mac_key(ctx, key, len) \
1531 EVP_PKEY_CTX_ctrl(ctx, -1, EVP_PKEY_OP_KEYGEN, \
1532 EVP_PKEY_CTRL_SET_MAC_KEY, len, (void *)(key))
1533
1534 # define EVP_PKEY_CTRL_MD 1
1535 # define EVP_PKEY_CTRL_PEER_KEY 2
1536
1537 # define EVP_PKEY_CTRL_PKCS7_ENCRYPT 3
1538 # define EVP_PKEY_CTRL_PKCS7_DECRYPT 4
1539
1540 # define EVP_PKEY_CTRL_PKCS7_SIGN 5
1541
1542 # define EVP_PKEY_CTRL_SET_MAC_KEY 6
1543
1544 # define EVP_PKEY_CTRL_DIGESTINIT 7
1545
1546 /* Used by GOST key encryption in TLS */
1547 # define EVP_PKEY_CTRL_SET_IV 8
1548
1549 # define EVP_PKEY_CTRL_CMS_ENCRYPT 9
1550 # define EVP_PKEY_CTRL_CMS_DECRYPT 10
1551 # define EVP_PKEY_CTRL_CMS_SIGN 11
1552
1553 # define EVP_PKEY_CTRL_CIPHER 12
1554
1555 # define EVP_PKEY_CTRL_GET_MD 13
1556
1557 # define EVP_PKEY_CTRL_SET_DIGEST_SIZE 14
1558
1559 # define EVP_PKEY_ALG_CTRL 0x1000
1560
1561 # define EVP_PKEY_FLAG_AUTOARGLEN 2
1562 /*
1563 * Method handles all operations: don't assume any digest related defaults.
1564 */
1565 # define EVP_PKEY_FLAG_SIGCTX_CUSTOM 4
1566
1567 DEPRECATEDIN_3_0(const EVP_PKEY_METHOD *EVP_PKEY_meth_find(int type))
1568 DEPRECATEDIN_3_0(EVP_PKEY_METHOD *EVP_PKEY_meth_new(int id, int flags))
1569 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get0_info(int *ppkey_id, int *pflags,
1570 const EVP_PKEY_METHOD *meth))
1571 DEPRECATEDIN_3_0(void EVP_PKEY_meth_copy(EVP_PKEY_METHOD *dst,
1572 const EVP_PKEY_METHOD *src))
1573 DEPRECATEDIN_3_0(void EVP_PKEY_meth_free(EVP_PKEY_METHOD *pmeth))
1574 DEPRECATEDIN_3_0(int EVP_PKEY_meth_add0(const EVP_PKEY_METHOD *pmeth))
1575 DEPRECATEDIN_3_0(int EVP_PKEY_meth_remove(const EVP_PKEY_METHOD *pmeth))
1576 DEPRECATEDIN_3_0(size_t EVP_PKEY_meth_get_count(void))
1577 DEPRECATEDIN_3_0(const EVP_PKEY_METHOD *EVP_PKEY_meth_get0(size_t idx))
1578
1579 EVP_KEYMGMT *EVP_KEYMGMT_fetch(OPENSSL_CTX *ctx, const char *algorithm,
1580 const char *properties);
1581 int EVP_KEYMGMT_up_ref(EVP_KEYMGMT *keymgmt);
1582 void EVP_KEYMGMT_free(EVP_KEYMGMT *keymgmt);
1583 const OSSL_PROVIDER *EVP_KEYMGMT_provider(const EVP_KEYMGMT *keymgmt);
1584 int EVP_KEYMGMT_number(const EVP_KEYMGMT *keymgmt);
1585 int EVP_KEYMGMT_is_a(const EVP_KEYMGMT *keymgmt, const char *name);
1586 void EVP_KEYMGMT_do_all_provided(OPENSSL_CTX *libctx,
1587 void (*fn)(EVP_KEYMGMT *keymgmt, void *arg),
1588 void *arg);
1589 void EVP_KEYMGMT_names_do_all(const EVP_KEYMGMT *keymgmt,
1590 void (*fn)(const char *name, void *data),
1591 void *data);
1592
1593 EVP_PKEY_CTX *EVP_PKEY_CTX_new(EVP_PKEY *pkey, ENGINE *e);
1594 EVP_PKEY_CTX *EVP_PKEY_CTX_new_id(int id, ENGINE *e);
1595 EVP_PKEY_CTX *EVP_PKEY_CTX_new_from_name(OPENSSL_CTX *libctx,
1596 const char *name,
1597 const char *propquery);
1598 EVP_PKEY_CTX *EVP_PKEY_CTX_new_from_pkey(OPENSSL_CTX *libctx,
1599 EVP_PKEY *pkey, const char *propquery);
1600 EVP_PKEY_CTX *EVP_PKEY_CTX_dup(const EVP_PKEY_CTX *ctx);
1601 void EVP_PKEY_CTX_free(EVP_PKEY_CTX *ctx);
1602
1603 int EVP_PKEY_CTX_get_params(EVP_PKEY_CTX *ctx, OSSL_PARAM *params);
1604 const OSSL_PARAM *EVP_PKEY_CTX_gettable_params(EVP_PKEY_CTX *ctx);
1605 int EVP_PKEY_CTX_set_params(EVP_PKEY_CTX *ctx, OSSL_PARAM *params);
1606 const OSSL_PARAM *EVP_PKEY_CTX_settable_params(EVP_PKEY_CTX *ctx);
1607 int EVP_PKEY_CTX_ctrl(EVP_PKEY_CTX *ctx, int keytype, int optype,
1608 int cmd, int p1, void *p2);
1609 int EVP_PKEY_CTX_ctrl_str(EVP_PKEY_CTX *ctx, const char *type,
1610 const char *value);
1611 int EVP_PKEY_CTX_ctrl_uint64(EVP_PKEY_CTX *ctx, int keytype, int optype,
1612 int cmd, uint64_t value);
1613
1614 int EVP_PKEY_CTX_str2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *str);
1615 int EVP_PKEY_CTX_hex2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *hex);
1616
1617 int EVP_PKEY_CTX_md(EVP_PKEY_CTX *ctx, int optype, int cmd, const char *md);
1618
1619 int EVP_PKEY_CTX_get_operation(EVP_PKEY_CTX *ctx);
1620 void EVP_PKEY_CTX_set0_keygen_info(EVP_PKEY_CTX *ctx, int *dat, int datlen);
1621
1622 EVP_PKEY *EVP_PKEY_new_mac_key(int type, ENGINE *e,
1623 const unsigned char *key, int keylen);
1624 EVP_PKEY *EVP_PKEY_new_raw_private_key_with_libctx(OPENSSL_CTX *libctx,
1625 const char *keytype,
1626 const char *propq,
1627 const unsigned char *priv,
1628 size_t len);
1629 EVP_PKEY *EVP_PKEY_new_raw_private_key(int type, ENGINE *e,
1630 const unsigned char *priv,
1631 size_t len);
1632 EVP_PKEY *EVP_PKEY_new_raw_public_key_with_libctx(OPENSSL_CTX *libctx,
1633 const char *keytype,
1634 const char *propq,
1635 const unsigned char *pub,
1636 size_t len);
1637 EVP_PKEY *EVP_PKEY_new_raw_public_key(int type, ENGINE *e,
1638 const unsigned char *pub,
1639 size_t len);
1640 int EVP_PKEY_get_raw_private_key(const EVP_PKEY *pkey, unsigned char *priv,
1641 size_t *len);
1642 int EVP_PKEY_get_raw_public_key(const EVP_PKEY *pkey, unsigned char *pub,
1643 size_t *len);
1644
1645 EVP_PKEY *EVP_PKEY_new_CMAC_key(ENGINE *e, const unsigned char *priv,
1646 size_t len, const EVP_CIPHER *cipher);
1647
1648 void EVP_PKEY_CTX_set_data(EVP_PKEY_CTX *ctx, void *data);
1649 void *EVP_PKEY_CTX_get_data(const EVP_PKEY_CTX *ctx);
1650 EVP_PKEY *EVP_PKEY_CTX_get0_pkey(EVP_PKEY_CTX *ctx);
1651
1652 EVP_PKEY *EVP_PKEY_CTX_get0_peerkey(EVP_PKEY_CTX *ctx);
1653
1654 void EVP_PKEY_CTX_set_app_data(EVP_PKEY_CTX *ctx, void *data);
1655 void *EVP_PKEY_CTX_get_app_data(EVP_PKEY_CTX *ctx);
1656
1657 void EVP_SIGNATURE_free(EVP_SIGNATURE *signature);
1658 int EVP_SIGNATURE_up_ref(EVP_SIGNATURE *signature);
1659 OSSL_PROVIDER *EVP_SIGNATURE_provider(const EVP_SIGNATURE *signature);
1660 EVP_SIGNATURE *EVP_SIGNATURE_fetch(OPENSSL_CTX *ctx, const char *algorithm,
1661 const char *properties);
1662 int EVP_SIGNATURE_is_a(const EVP_SIGNATURE *signature, const char *name);
1663 int EVP_SIGNATURE_number(const EVP_SIGNATURE *signature);
1664 void EVP_SIGNATURE_do_all_provided(OPENSSL_CTX *libctx,
1665 void (*fn)(EVP_SIGNATURE *signature,
1666 void *data),
1667 void *data);
1668 void EVP_SIGNATURE_names_do_all(const EVP_SIGNATURE *signature,
1669 void (*fn)(const char *name, void *data),
1670 void *data);
1671
1672 void EVP_ASYM_CIPHER_free(EVP_ASYM_CIPHER *cipher);
1673 int EVP_ASYM_CIPHER_up_ref(EVP_ASYM_CIPHER *cipher);
1674 OSSL_PROVIDER *EVP_ASYM_CIPHER_provider(const EVP_ASYM_CIPHER *cipher);
1675 EVP_ASYM_CIPHER *EVP_ASYM_CIPHER_fetch(OPENSSL_CTX *ctx, const char *algorithm,
1676 const char *properties);
1677 int EVP_ASYM_CIPHER_is_a(const EVP_ASYM_CIPHER *cipher, const char *name);
1678 int EVP_ASYM_CIPHER_number(const EVP_ASYM_CIPHER *cipher);
1679 void EVP_ASYM_CIPHER_do_all_provided(OPENSSL_CTX *libctx,
1680 void (*fn)(EVP_ASYM_CIPHER *cipher,
1681 void *arg),
1682 void *arg);
1683 void EVP_ASYM_CIPHER_names_do_all(const EVP_ASYM_CIPHER *cipher,
1684 void (*fn)(const char *name, void *data),
1685 void *data);
1686
1687 int EVP_PKEY_sign_init(EVP_PKEY_CTX *ctx);
1688 int EVP_PKEY_sign(EVP_PKEY_CTX *ctx,
1689 unsigned char *sig, size_t *siglen,
1690 const unsigned char *tbs, size_t tbslen);
1691 int EVP_PKEY_verify_init(EVP_PKEY_CTX *ctx);
1692 int EVP_PKEY_verify(EVP_PKEY_CTX *ctx,
1693 const unsigned char *sig, size_t siglen,
1694 const unsigned char *tbs, size_t tbslen);
1695 int EVP_PKEY_verify_recover_init(EVP_PKEY_CTX *ctx);
1696 int EVP_PKEY_verify_recover(EVP_PKEY_CTX *ctx,
1697 unsigned char *rout, size_t *routlen,
1698 const unsigned char *sig, size_t siglen);
1699 int EVP_PKEY_encrypt_init(EVP_PKEY_CTX *ctx);
1700 int EVP_PKEY_encrypt(EVP_PKEY_CTX *ctx,
1701 unsigned char *out, size_t *outlen,
1702 const unsigned char *in, size_t inlen);
1703 int EVP_PKEY_decrypt_init(EVP_PKEY_CTX *ctx);
1704 int EVP_PKEY_decrypt(EVP_PKEY_CTX *ctx,
1705 unsigned char *out, size_t *outlen,
1706 const unsigned char *in, size_t inlen);
1707
1708 int EVP_PKEY_derive_init(EVP_PKEY_CTX *ctx);
1709 int EVP_PKEY_derive_set_peer(EVP_PKEY_CTX *ctx, EVP_PKEY *peer);
1710 int EVP_PKEY_derive(EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen);
1711
1712 typedef int EVP_PKEY_gen_cb(EVP_PKEY_CTX *ctx);
1713
1714 int EVP_PKEY_param_fromdata_init(EVP_PKEY_CTX *ctx);
1715 int EVP_PKEY_key_fromdata_init(EVP_PKEY_CTX *ctx);
1716 int EVP_PKEY_fromdata(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey, OSSL_PARAM param[]);
1717 const OSSL_PARAM *EVP_PKEY_param_fromdata_settable(EVP_PKEY_CTX *ctx);
1718 const OSSL_PARAM *EVP_PKEY_key_fromdata_settable(EVP_PKEY_CTX *ctx);
1719 const OSSL_PARAM *EVP_PKEY_gettable_params(EVP_PKEY *pkey);
1720 int EVP_PKEY_get_int_param(EVP_PKEY *pkey, const char *key_name, int *out);
1721 int EVP_PKEY_get_size_t_param(EVP_PKEY *pkey, const char *key_name, size_t *out);
1722 int EVP_PKEY_get_bn_param(EVP_PKEY *pkey, const char *key_name, BIGNUM **bn);
1723 int EVP_PKEY_get_utf8_string_param(EVP_PKEY *pkey, const char *key_name,
1724 char *str, size_t max_buf_sz, size_t *out_sz);
1725 int EVP_PKEY_get_octet_string_param(EVP_PKEY *pkey, const char *key_name,
1726 unsigned char *buf, size_t max_buf_sz,
1727 size_t *out_sz);
1728
1729 int EVP_PKEY_paramgen_init(EVP_PKEY_CTX *ctx);
1730 int EVP_PKEY_paramgen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1731 int EVP_PKEY_keygen_init(EVP_PKEY_CTX *ctx);
1732 int EVP_PKEY_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1733 int EVP_PKEY_gen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1734 int EVP_PKEY_check(EVP_PKEY_CTX *ctx);
1735 int EVP_PKEY_public_check(EVP_PKEY_CTX *ctx);
1736 int EVP_PKEY_param_check(EVP_PKEY_CTX *ctx);
1737 int EVP_PKEY_private_check(EVP_PKEY_CTX *ctx);
1738 int EVP_PKEY_pairwise_check(EVP_PKEY_CTX *ctx);
1739
1740 # define EVP_PKEY_get_ex_new_index(l, p, newf, dupf, freef) \
1741 CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_EVP_PKEY, l, p, newf, dupf, freef)
1742 int EVP_PKEY_set_ex_data(EVP_PKEY *key, int idx, void *arg);
1743 void *EVP_PKEY_get_ex_data(const EVP_PKEY *key, int idx);
1744
1745 void EVP_PKEY_CTX_set_cb(EVP_PKEY_CTX *ctx, EVP_PKEY_gen_cb *cb);
1746 EVP_PKEY_gen_cb *EVP_PKEY_CTX_get_cb(EVP_PKEY_CTX *ctx);
1747
1748 int EVP_PKEY_CTX_get_keygen_info(EVP_PKEY_CTX *ctx, int idx);
1749
1750 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_init(EVP_PKEY_METHOD *pmeth,
1751 int (*init) (EVP_PKEY_CTX *ctx)))
1752
1753 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_copy
1754 (EVP_PKEY_METHOD *pmeth, int (*copy) (EVP_PKEY_CTX *dst,
1755 const EVP_PKEY_CTX *src)))
1756
1757 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_cleanup
1758 (EVP_PKEY_METHOD *pmeth, void (*cleanup) (EVP_PKEY_CTX *ctx)))
1759
1760 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_paramgen
1761 (EVP_PKEY_METHOD *pmeth, int (*paramgen_init) (EVP_PKEY_CTX *ctx),
1762 int (*paramgen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)))
1763
1764 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_keygen
1765 (EVP_PKEY_METHOD *pmeth, int (*keygen_init) (EVP_PKEY_CTX *ctx),
1766 int (*keygen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)))
1767
1768 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_sign
1769 (EVP_PKEY_METHOD *pmeth, int (*sign_init) (EVP_PKEY_CTX *ctx),
1770 int (*sign) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
1771 const unsigned char *tbs, size_t tbslen)))
1772
1773 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_verify
1774 (EVP_PKEY_METHOD *pmeth, int (*verify_init) (EVP_PKEY_CTX *ctx),
1775 int (*verify) (EVP_PKEY_CTX *ctx, const unsigned char *sig, size_t siglen,
1776 const unsigned char *tbs, size_t tbslen)))
1777
1778 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_verify_recover
1779 (EVP_PKEY_METHOD *pmeth, int (*verify_recover_init) (EVP_PKEY_CTX *ctx),
1780 int (*verify_recover) (EVP_PKEY_CTX *ctx, unsigned char *sig,
1781 size_t *siglen, const unsigned char *tbs,
1782 size_t tbslen)))
1783
1784 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_signctx
1785 (EVP_PKEY_METHOD *pmeth, int (*signctx_init) (EVP_PKEY_CTX *ctx,
1786 EVP_MD_CTX *mctx),
1787 int (*signctx) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
1788 EVP_MD_CTX *mctx)))
1789
1790 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_verifyctx
1791 (EVP_PKEY_METHOD *pmeth, int (*verifyctx_init) (EVP_PKEY_CTX *ctx,
1792 EVP_MD_CTX *mctx),
1793 int (*verifyctx) (EVP_PKEY_CTX *ctx, const unsigned char *sig, int siglen,
1794 EVP_MD_CTX *mctx)))
1795
1796 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_encrypt
1797 (EVP_PKEY_METHOD *pmeth, int (*encrypt_init) (EVP_PKEY_CTX *ctx),
1798 int (*encryptfn) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
1799 const unsigned char *in, size_t inlen)))
1800
1801 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_decrypt
1802 (EVP_PKEY_METHOD *pmeth, int (*decrypt_init) (EVP_PKEY_CTX *ctx),
1803 int (*decrypt) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
1804 const unsigned char *in, size_t inlen)))
1805
1806 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_derive
1807 (EVP_PKEY_METHOD *pmeth, int (*derive_init) (EVP_PKEY_CTX *ctx),
1808 int (*derive) (EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen)))
1809
1810 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_ctrl
1811 (EVP_PKEY_METHOD *pmeth, int (*ctrl) (EVP_PKEY_CTX *ctx, int type, int p1,
1812 void *p2),
1813 int (*ctrl_str) (EVP_PKEY_CTX *ctx, const char *type, const char *value)))
1814
1815 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_digestsign
1816 (EVP_PKEY_METHOD *pmeth,
1817 int (*digestsign) (EVP_MD_CTX *ctx, unsigned char *sig, size_t *siglen,
1818 const unsigned char *tbs, size_t tbslen)))
1819
1820 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_digestverify
1821 (EVP_PKEY_METHOD *pmeth,
1822 int (*digestverify) (EVP_MD_CTX *ctx, const unsigned char *sig,
1823 size_t siglen, const unsigned char *tbs,
1824 size_t tbslen)))
1825
1826 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_check
1827 (EVP_PKEY_METHOD *pmeth, int (*check) (EVP_PKEY *pkey)))
1828
1829 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_public_check
1830 (EVP_PKEY_METHOD *pmeth, int (*check) (EVP_PKEY *pkey)))
1831
1832 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_param_check
1833 (EVP_PKEY_METHOD *pmeth, int (*check) (EVP_PKEY *pkey)))
1834
1835 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_digest_custom
1836 (EVP_PKEY_METHOD *pmeth, int (*digest_custom) (EVP_PKEY_CTX *ctx,
1837 EVP_MD_CTX *mctx)))
1838
1839 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_init
1840 (const EVP_PKEY_METHOD *pmeth, int (**pinit) (EVP_PKEY_CTX *ctx)))
1841
1842 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_copy
1843 (const EVP_PKEY_METHOD *pmeth, int (**pcopy) (EVP_PKEY_CTX *dst,
1844 const EVP_PKEY_CTX *src)))
1845
1846 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_cleanup
1847 (const EVP_PKEY_METHOD *pmeth, void (**pcleanup) (EVP_PKEY_CTX *ctx)))
1848
1849 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_paramgen
1850 (const EVP_PKEY_METHOD *pmeth, int (**pparamgen_init) (EVP_PKEY_CTX *ctx),
1851 int (**pparamgen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)))
1852
1853 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_keygen
1854 (const EVP_PKEY_METHOD *pmeth, int (**pkeygen_init) (EVP_PKEY_CTX *ctx),
1855 int (**pkeygen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)))
1856
1857 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_sign
1858 (const EVP_PKEY_METHOD *pmeth, int (**psign_init) (EVP_PKEY_CTX *ctx),
1859 int (**psign) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
1860 const unsigned char *tbs, size_t tbslen)))
1861
1862 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_verify
1863 (const EVP_PKEY_METHOD *pmeth, int (**pverify_init) (EVP_PKEY_CTX *ctx),
1864 int (**pverify) (EVP_PKEY_CTX *ctx, const unsigned char *sig,
1865 size_t siglen, const unsigned char *tbs, size_t tbslen)))
1866
1867 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_verify_recover
1868 (const EVP_PKEY_METHOD *pmeth,
1869 int (**pverify_recover_init) (EVP_PKEY_CTX *ctx),
1870 int (**pverify_recover) (EVP_PKEY_CTX *ctx, unsigned char *sig,
1871 size_t *siglen, const unsigned char *tbs,
1872 size_t tbslen)))
1873
1874 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_signctx
1875 (const EVP_PKEY_METHOD *pmeth,
1876 int (**psignctx_init) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx),
1877 int (**psignctx) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
1878 EVP_MD_CTX *mctx)))
1879
1880 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_verifyctx
1881 (const EVP_PKEY_METHOD *pmeth,
1882 int (**pverifyctx_init) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx),
1883 int (**pverifyctx) (EVP_PKEY_CTX *ctx, const unsigned char *sig,
1884 int siglen, EVP_MD_CTX *mctx)))
1885
1886 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_encrypt
1887 (const EVP_PKEY_METHOD *pmeth, int (**pencrypt_init) (EVP_PKEY_CTX *ctx),
1888 int (**pencryptfn) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
1889 const unsigned char *in, size_t inlen)))
1890
1891 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_decrypt
1892 (const EVP_PKEY_METHOD *pmeth, int (**pdecrypt_init) (EVP_PKEY_CTX *ctx),
1893 int (**pdecrypt) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
1894 const unsigned char *in, size_t inlen)))
1895
1896 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_derive
1897 (const EVP_PKEY_METHOD *pmeth, int (**pderive_init) (EVP_PKEY_CTX *ctx),
1898 int (**pderive) (EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen)))
1899
1900 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_ctrl
1901 (const EVP_PKEY_METHOD *pmeth,
1902 int (**pctrl) (EVP_PKEY_CTX *ctx, int type, int p1, void *p2),
1903 int (**pctrl_str) (EVP_PKEY_CTX *ctx, const char *type,
1904 const char *value)))
1905
1906 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_digestsign
1907 (EVP_PKEY_METHOD *pmeth,
1908 int (**digestsign) (EVP_MD_CTX *ctx, unsigned char *sig, size_t *siglen,
1909 const unsigned char *tbs, size_t tbslen)))
1910
1911 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_digestverify
1912 (EVP_PKEY_METHOD *pmeth,
1913 int (**digestverify) (EVP_MD_CTX *ctx, const unsigned char *sig,
1914 size_t siglen, const unsigned char *tbs,
1915 size_t tbslen)))
1916
1917 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_check
1918 (const EVP_PKEY_METHOD *pmeth, int (**pcheck) (EVP_PKEY *pkey)))
1919
1920 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_public_check
1921 (const EVP_PKEY_METHOD *pmeth, int (**pcheck) (EVP_PKEY *pkey)))
1922
1923 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_param_check
1924 (const EVP_PKEY_METHOD *pmeth, int (**pcheck) (EVP_PKEY *pkey)))
1925
1926 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_digest_custom
1927 (EVP_PKEY_METHOD *pmeth,
1928 int (**pdigest_custom) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx)))
1929
1930 void EVP_KEYEXCH_free(EVP_KEYEXCH *exchange);
1931 int EVP_KEYEXCH_up_ref(EVP_KEYEXCH *exchange);
1932 EVP_KEYEXCH *EVP_KEYEXCH_fetch(OPENSSL_CTX *ctx, const char *algorithm,
1933 const char *properties);
1934 OSSL_PROVIDER *EVP_KEYEXCH_provider(const EVP_KEYEXCH *exchange);
1935 int EVP_KEYEXCH_is_a(const EVP_KEYEXCH *keyexch, const char *name);
1936 int EVP_KEYEXCH_number(const EVP_KEYEXCH *keyexch);
1937 void EVP_KEYEXCH_do_all_provided(OPENSSL_CTX *libctx,
1938 void (*fn)(EVP_KEYEXCH *keyexch, void *data),
1939 void *data);
1940 void EVP_KEYEXCH_names_do_all(const EVP_KEYEXCH *keyexch,
1941 void (*fn)(const char *name, void *data),
1942 void *data);
1943
1944 void EVP_add_alg_module(void);
1945
1946 /*
1947 * Convenient helper functions to transfer string based controls.
1948 * The callback gets called with the parsed value.
1949 */
1950 int EVP_str2ctrl(int (*cb)(void *ctx, int cmd, void *buf, size_t buflen),
1951 void *ctx, int cmd, const char *value);
1952 int EVP_hex2ctrl(int (*cb)(void *ctx, int cmd, void *buf, size_t buflen),
1953 void *ctx, int cmd, const char *hex);
1954
1955 int EVP_PKEY_CTX_set_group_name(EVP_PKEY_CTX *ctx, const char *name);
1956 int EVP_PKEY_CTX_get_group_name(EVP_PKEY_CTX *ctx, char *name, size_t namelen);
1957
1958 # ifdef __cplusplus
1959 }
1960 # endif
1961 #endif
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