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Deprecate RSA harder
[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 /* Easy to use macros for EVP_PKEY related selections */
79 # define EVP_PKEY_KEY_PARAMETERS \
80 ( OSSL_KEYMGMT_SELECT_ALL_PARAMETERS )
81 # define EVP_PKEY_PUBLIC_KEY \
82 ( EVP_PKEY_KEY_PARAMETERS | OSSL_KEYMGMT_SELECT_PUBLIC_KEY )
83 # define EVP_PKEY_KEYPAIR \
84 ( EVP_PKEY_PUBLIC_KEY | OSSL_KEYMGMT_SELECT_PRIVATE_KEY )
85
86 #ifdef __cplusplus
87 extern "C" {
88 #endif
89
90 int EVP_set_default_properties(OSSL_LIB_CTX *libctx, const char *propq);
91 int EVP_default_properties_is_fips_enabled(OSSL_LIB_CTX *libctx);
92 int EVP_default_properties_enable_fips(OSSL_LIB_CTX *libctx, int enable);
93
94 # define EVP_PKEY_MO_SIGN 0x0001
95 # define EVP_PKEY_MO_VERIFY 0x0002
96 # define EVP_PKEY_MO_ENCRYPT 0x0004
97 # define EVP_PKEY_MO_DECRYPT 0x0008
98
99 # ifndef EVP_MD
100 DEPRECATEDIN_3_0(EVP_MD *EVP_MD_meth_new(int md_type, int pkey_type))
101 DEPRECATEDIN_3_0(EVP_MD *EVP_MD_meth_dup(const EVP_MD *md))
102 DEPRECATEDIN_3_0(void EVP_MD_meth_free(EVP_MD *md))
103
104 DEPRECATEDIN_3_0(int EVP_MD_meth_set_input_blocksize(EVP_MD *md, int blocksize))
105 DEPRECATEDIN_3_0(int EVP_MD_meth_set_result_size(EVP_MD *md, int resultsize))
106 DEPRECATEDIN_3_0(int EVP_MD_meth_set_app_datasize(EVP_MD *md, int datasize))
107 DEPRECATEDIN_3_0(int EVP_MD_meth_set_flags(EVP_MD *md, unsigned long flags))
108 DEPRECATEDIN_3_0(int EVP_MD_meth_set_init(EVP_MD *md,
109 int (*init)(EVP_MD_CTX *ctx)))
110 DEPRECATEDIN_3_0(int EVP_MD_meth_set_update(EVP_MD *md,
111 int (*update)(EVP_MD_CTX *ctx,
112 const void *data,
113 size_t count)))
114 DEPRECATEDIN_3_0(int EVP_MD_meth_set_final(EVP_MD *md,
115 int (*final)(EVP_MD_CTX *ctx,
116 unsigned char *md)))
117 DEPRECATEDIN_3_0(int EVP_MD_meth_set_copy(EVP_MD *md,
118 int (*copy)(EVP_MD_CTX *to,
119 const EVP_MD_CTX *from)))
120 DEPRECATEDIN_3_0(int EVP_MD_meth_set_cleanup(EVP_MD *md,
121 int (*cleanup)(EVP_MD_CTX *ctx)))
122 DEPRECATEDIN_3_0(int EVP_MD_meth_set_ctrl(EVP_MD *md,
123 int (*ctrl)(EVP_MD_CTX *ctx, int cmd,
124 int p1, void *p2)))
125
126 DEPRECATEDIN_3_0(int EVP_MD_meth_get_input_blocksize(const EVP_MD *md))
127 DEPRECATEDIN_3_0(int EVP_MD_meth_get_result_size(const EVP_MD *md))
128 DEPRECATEDIN_3_0(int EVP_MD_meth_get_app_datasize(const EVP_MD *md))
129 DEPRECATEDIN_3_0(unsigned long EVP_MD_meth_get_flags(const EVP_MD *md))
130 DEPRECATEDIN_3_0(int (*EVP_MD_meth_get_init(const EVP_MD *md))(EVP_MD_CTX *ctx))
131 DEPRECATEDIN_3_0(int (*EVP_MD_meth_get_update(const EVP_MD *md))
132 (EVP_MD_CTX *ctx, const void *data, size_t count))
133 DEPRECATEDIN_3_0(int (*EVP_MD_meth_get_final(const EVP_MD *md))
134 (EVP_MD_CTX *ctx, unsigned char *md))
135 DEPRECATEDIN_3_0(int (*EVP_MD_meth_get_copy(const EVP_MD *md))
136 (EVP_MD_CTX *to, const EVP_MD_CTX *from))
137 DEPRECATEDIN_3_0(int (*EVP_MD_meth_get_cleanup(const EVP_MD *md))
138 (EVP_MD_CTX *ctx))
139 DEPRECATEDIN_3_0(int (*EVP_MD_meth_get_ctrl(const EVP_MD *md))
140 (EVP_MD_CTX *ctx, int cmd, int p1, void *p2))
141 /* digest can only handle a single block */
142 # define EVP_MD_FLAG_ONESHOT 0x0001
143
144 /* digest is extensible-output function, XOF */
145 # define EVP_MD_FLAG_XOF 0x0002
146
147 /* DigestAlgorithmIdentifier flags... */
148
149 # define EVP_MD_FLAG_DIGALGID_MASK 0x0018
150
151 /* NULL or absent parameter accepted. Use NULL */
152
153 # define EVP_MD_FLAG_DIGALGID_NULL 0x0000
154
155 /* NULL or absent parameter accepted. Use NULL for PKCS#1 otherwise absent */
156
157 # define EVP_MD_FLAG_DIGALGID_ABSENT 0x0008
158
159 /* Custom handling via ctrl */
160
161 # define EVP_MD_FLAG_DIGALGID_CUSTOM 0x0018
162
163 /* Note if suitable for use in FIPS mode */
164 # define EVP_MD_FLAG_FIPS 0x0400
165
166 /* Digest ctrls */
167
168 # define EVP_MD_CTRL_DIGALGID 0x1
169 # define EVP_MD_CTRL_MICALG 0x2
170 # define EVP_MD_CTRL_XOF_LEN 0x3
171 # define EVP_MD_CTRL_TLSTREE 0x4
172
173 /* Minimum Algorithm specific ctrl value */
174
175 # define EVP_MD_CTRL_ALG_CTRL 0x1000
176
177 # endif /* !EVP_MD */
178
179 /* values for EVP_MD_CTX flags */
180
181 # define EVP_MD_CTX_FLAG_ONESHOT 0x0001/* digest update will be
182 * called once only */
183 # define EVP_MD_CTX_FLAG_CLEANED 0x0002/* context has already been
184 * cleaned */
185 # define EVP_MD_CTX_FLAG_REUSE 0x0004/* Don't free up ctx->md_data
186 * in EVP_MD_CTX_reset */
187 /*
188 * FIPS and pad options are ignored in 1.0.0, definitions are here so we
189 * don't accidentally reuse the values for other purposes.
190 */
191
192 # define EVP_MD_CTX_FLAG_NON_FIPS_ALLOW 0x0008/* Allow use of non FIPS
193 * digest in FIPS mode */
194
195 /*
196 * The following PAD options are also currently ignored in 1.0.0, digest
197 * parameters are handled through EVP_DigestSign*() and EVP_DigestVerify*()
198 * instead.
199 */
200 # define EVP_MD_CTX_FLAG_PAD_MASK 0xF0/* RSA mode to use */
201 # define EVP_MD_CTX_FLAG_PAD_PKCS1 0x00/* PKCS#1 v1.5 mode */
202 # define EVP_MD_CTX_FLAG_PAD_X931 0x10/* X9.31 mode */
203 # define EVP_MD_CTX_FLAG_PAD_PSS 0x20/* PSS mode */
204
205 # define EVP_MD_CTX_FLAG_NO_INIT 0x0100/* Don't initialize md_data */
206 /*
207 * Some functions such as EVP_DigestSign only finalise copies of internal
208 * contexts so additional data can be included after the finalisation call.
209 * This is inefficient if this functionality is not required: it is disabled
210 * if the following flag is set.
211 */
212 # define EVP_MD_CTX_FLAG_FINALISE 0x0200
213 /* NOTE: 0x0400 is reserved for internal usage */
214
215 DEPRECATEDIN_3_0(EVP_CIPHER *EVP_CIPHER_meth_new(int cipher_type,
216 int block_size, int key_len))
217 DEPRECATEDIN_3_0(EVP_CIPHER *EVP_CIPHER_meth_dup(const EVP_CIPHER *cipher))
218 DEPRECATEDIN_3_0(void EVP_CIPHER_meth_free(EVP_CIPHER *cipher))
219
220 DEPRECATEDIN_3_0(int EVP_CIPHER_meth_set_iv_length(EVP_CIPHER *cipher,
221 int iv_len))
222 DEPRECATEDIN_3_0(int EVP_CIPHER_meth_set_flags(EVP_CIPHER *cipher,
223 unsigned long flags))
224 DEPRECATEDIN_3_0(int EVP_CIPHER_meth_set_impl_ctx_size(EVP_CIPHER *cipher,
225 int ctx_size))
226 DEPRECATEDIN_3_0(int EVP_CIPHER_meth_set_init(EVP_CIPHER *cipher,
227 int (*init) (EVP_CIPHER_CTX *ctx,
228 const unsigned char *key,
229 const unsigned char *iv,
230 int enc)))
231 DEPRECATEDIN_3_0(int EVP_CIPHER_meth_set_do_cipher
232 (EVP_CIPHER *cipher, int (*do_cipher) (EVP_CIPHER_CTX *ctx,
233 unsigned char *out,
234 const unsigned char *in,
235 size_t inl)))
236 DEPRECATEDIN_3_0(int EVP_CIPHER_meth_set_cleanup
237 (EVP_CIPHER *cipher, int (*cleanup) (EVP_CIPHER_CTX *)))
238 DEPRECATEDIN_3_0(int EVP_CIPHER_meth_set_set_asn1_params
239 (EVP_CIPHER *cipher, int (*set_asn1_parameters) (EVP_CIPHER_CTX *,
240 ASN1_TYPE *)))
241 DEPRECATEDIN_3_0(int EVP_CIPHER_meth_set_get_asn1_params
242 (EVP_CIPHER *cipher, int (*get_asn1_parameters) (EVP_CIPHER_CTX *,
243 ASN1_TYPE *)))
244 DEPRECATEDIN_3_0(int EVP_CIPHER_meth_set_ctrl
245 (EVP_CIPHER *cipher, int (*ctrl) (EVP_CIPHER_CTX *, int type, int arg,
246 void *ptr)))
247
248 DEPRECATEDIN_3_0(int (*EVP_CIPHER_meth_get_init
249 (const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *ctx, const unsigned char *key,
250 const unsigned char *iv, int enc))
251 DEPRECATEDIN_3_0(int (*EVP_CIPHER_meth_get_do_cipher(const EVP_CIPHER *cipher))
252 (EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in,
253 size_t inl))
254 DEPRECATEDIN_3_0(int (*EVP_CIPHER_meth_get_cleanup(const EVP_CIPHER *cipher))
255 (EVP_CIPHER_CTX *))
256 DEPRECATEDIN_3_0(int (*EVP_CIPHER_meth_get_set_asn1_params(const EVP_CIPHER *cipher))
257 (EVP_CIPHER_CTX *, ASN1_TYPE *))
258 DEPRECATEDIN_3_0(int (*EVP_CIPHER_meth_get_get_asn1_params(const EVP_CIPHER *cipher))
259 (EVP_CIPHER_CTX *, ASN1_TYPE *))
260 DEPRECATEDIN_3_0(int (*EVP_CIPHER_meth_get_ctrl(const EVP_CIPHER *cipher))
261 (EVP_CIPHER_CTX *, int type, int arg, void *ptr))
262
263 /* Values for cipher flags */
264
265 /* Modes for ciphers */
266
267 # define EVP_CIPH_STREAM_CIPHER 0x0
268 # define EVP_CIPH_ECB_MODE 0x1
269 # define EVP_CIPH_CBC_MODE 0x2
270 # define EVP_CIPH_CFB_MODE 0x3
271 # define EVP_CIPH_OFB_MODE 0x4
272 # define EVP_CIPH_CTR_MODE 0x5
273 # define EVP_CIPH_GCM_MODE 0x6
274 # define EVP_CIPH_CCM_MODE 0x7
275 # define EVP_CIPH_XTS_MODE 0x10001
276 # define EVP_CIPH_WRAP_MODE 0x10002
277 # define EVP_CIPH_OCB_MODE 0x10003
278 # define EVP_CIPH_SIV_MODE 0x10004
279 # define EVP_CIPH_MODE 0xF0007
280 /* Set if variable length cipher */
281 # define EVP_CIPH_VARIABLE_LENGTH 0x8
282 /* Set if the iv handling should be done by the cipher itself */
283 # define EVP_CIPH_CUSTOM_IV 0x10
284 /* Set if the cipher's init() function should be called if key is NULL */
285 # define EVP_CIPH_ALWAYS_CALL_INIT 0x20
286 /* Call ctrl() to init cipher parameters */
287 # define EVP_CIPH_CTRL_INIT 0x40
288 /* Don't use standard key length function */
289 # define EVP_CIPH_CUSTOM_KEY_LENGTH 0x80
290 /* Don't use standard block padding */
291 # define EVP_CIPH_NO_PADDING 0x100
292 /* cipher handles random key generation */
293 # define EVP_CIPH_RAND_KEY 0x200
294 /* cipher has its own additional copying logic */
295 # define EVP_CIPH_CUSTOM_COPY 0x400
296 /* Don't use standard iv length function */
297 # define EVP_CIPH_CUSTOM_IV_LENGTH 0x800
298 /* Legacy and no longer relevant: Allow use default ASN1 get/set iv */
299 # define EVP_CIPH_FLAG_DEFAULT_ASN1 0
300 /* Free: 0x1000 */
301 /* Buffer length in bits not bytes: CFB1 mode only */
302 # define EVP_CIPH_FLAG_LENGTH_BITS 0x2000
303 /* Deprecated FIPS flag: was 0x4000 */
304 # define EVP_CIPH_FLAG_FIPS 0
305 /* Deprecated FIPS flag: was 0x8000 */
306 # define EVP_CIPH_FLAG_NON_FIPS_ALLOW 0
307
308 /*
309 * Cipher handles any and all padding logic as well as finalisation.
310 */
311 # define EVP_CIPH_FLAG_CTS 0x4000
312 # define EVP_CIPH_FLAG_CUSTOM_CIPHER 0x100000
313 # define EVP_CIPH_FLAG_AEAD_CIPHER 0x200000
314 # define EVP_CIPH_FLAG_TLS1_1_MULTIBLOCK 0x400000
315 /* Cipher can handle pipeline operations */
316 # define EVP_CIPH_FLAG_PIPELINE 0X800000
317 /* For provider implementations that handle ASN1 get/set param themselves */
318 # define EVP_CIPH_FLAG_CUSTOM_ASN1 0x1000000
319 /* For ciphers generating unprotected CMS attributes */
320 # define EVP_CIPH_FLAG_CIPHER_WITH_MAC 0x2000000
321 /* For supplementary wrap cipher support */
322 # define EVP_CIPH_FLAG_GET_WRAP_CIPHER 0x4000000
323 # define EVP_CIPH_FLAG_INVERSE_CIPHER 0x8000000
324
325 /*
326 * Cipher context flag to indicate we can handle wrap mode: if allowed in
327 * older applications it could overflow buffers.
328 */
329
330 # define EVP_CIPHER_CTX_FLAG_WRAP_ALLOW 0x1
331
332 /* ctrl() values */
333
334 # define EVP_CTRL_INIT 0x0
335 # define EVP_CTRL_SET_KEY_LENGTH 0x1
336 # define EVP_CTRL_GET_RC2_KEY_BITS 0x2
337 # define EVP_CTRL_SET_RC2_KEY_BITS 0x3
338 # define EVP_CTRL_GET_RC5_ROUNDS 0x4
339 # define EVP_CTRL_SET_RC5_ROUNDS 0x5
340 # define EVP_CTRL_RAND_KEY 0x6
341 # define EVP_CTRL_PBE_PRF_NID 0x7
342 # define EVP_CTRL_COPY 0x8
343 # define EVP_CTRL_AEAD_SET_IVLEN 0x9
344 # define EVP_CTRL_AEAD_GET_TAG 0x10
345 # define EVP_CTRL_AEAD_SET_TAG 0x11
346 # define EVP_CTRL_AEAD_SET_IV_FIXED 0x12
347 # define EVP_CTRL_GCM_SET_IVLEN EVP_CTRL_AEAD_SET_IVLEN
348 # define EVP_CTRL_GCM_GET_TAG EVP_CTRL_AEAD_GET_TAG
349 # define EVP_CTRL_GCM_SET_TAG EVP_CTRL_AEAD_SET_TAG
350 # define EVP_CTRL_GCM_SET_IV_FIXED EVP_CTRL_AEAD_SET_IV_FIXED
351 # define EVP_CTRL_GCM_IV_GEN 0x13
352 # define EVP_CTRL_CCM_SET_IVLEN EVP_CTRL_AEAD_SET_IVLEN
353 # define EVP_CTRL_CCM_GET_TAG EVP_CTRL_AEAD_GET_TAG
354 # define EVP_CTRL_CCM_SET_TAG EVP_CTRL_AEAD_SET_TAG
355 # define EVP_CTRL_CCM_SET_IV_FIXED EVP_CTRL_AEAD_SET_IV_FIXED
356 # define EVP_CTRL_CCM_SET_L 0x14
357 # define EVP_CTRL_CCM_SET_MSGLEN 0x15
358 /*
359 * AEAD cipher deduces payload length and returns number of bytes required to
360 * store MAC and eventual padding. Subsequent call to EVP_Cipher even
361 * appends/verifies MAC.
362 */
363 # define EVP_CTRL_AEAD_TLS1_AAD 0x16
364 /* Used by composite AEAD ciphers, no-op in GCM, CCM... */
365 # define EVP_CTRL_AEAD_SET_MAC_KEY 0x17
366 /* Set the GCM invocation field, decrypt only */
367 # define EVP_CTRL_GCM_SET_IV_INV 0x18
368
369 # define EVP_CTRL_TLS1_1_MULTIBLOCK_AAD 0x19
370 # define EVP_CTRL_TLS1_1_MULTIBLOCK_ENCRYPT 0x1a
371 # define EVP_CTRL_TLS1_1_MULTIBLOCK_DECRYPT 0x1b
372 # define EVP_CTRL_TLS1_1_MULTIBLOCK_MAX_BUFSIZE 0x1c
373
374 # define EVP_CTRL_SSL3_MASTER_SECRET 0x1d
375
376 /* EVP_CTRL_SET_SBOX takes the char * specifying S-boxes */
377 # define EVP_CTRL_SET_SBOX 0x1e
378 /*
379 * EVP_CTRL_SBOX_USED takes a 'size_t' and 'char *', pointing at a
380 * pre-allocated buffer with specified size
381 */
382 # define EVP_CTRL_SBOX_USED 0x1f
383 /* EVP_CTRL_KEY_MESH takes 'size_t' number of bytes to mesh the key after,
384 * 0 switches meshing off
385 */
386 # define EVP_CTRL_KEY_MESH 0x20
387 /* EVP_CTRL_BLOCK_PADDING_MODE takes the padding mode */
388 # define EVP_CTRL_BLOCK_PADDING_MODE 0x21
389
390 /* Set the output buffers to use for a pipelined operation */
391 # define EVP_CTRL_SET_PIPELINE_OUTPUT_BUFS 0x22
392 /* Set the input buffers to use for a pipelined operation */
393 # define EVP_CTRL_SET_PIPELINE_INPUT_BUFS 0x23
394 /* Set the input buffer lengths to use for a pipelined operation */
395 # define EVP_CTRL_SET_PIPELINE_INPUT_LENS 0x24
396 /* Get the IV length used by the cipher */
397 # define EVP_CTRL_GET_IVLEN 0x25
398 /* 0x26 is unused */
399 /* Tell the cipher it's doing a speed test (SIV disallows multiple ops) */
400 # define EVP_CTRL_SET_SPEED 0x27
401 /* Get the unprotectedAttrs from cipher ctx */
402 # define EVP_CTRL_PROCESS_UNPROTECTED 0x28
403 /* Get the supplementary wrap cipher */
404 #define EVP_CTRL_GET_WRAP_CIPHER 0x29
405 /* TLSTREE key diversification */
406 #define EVP_CTRL_TLSTREE 0x2A
407
408 /* Padding modes */
409 #define EVP_PADDING_PKCS7 1
410 #define EVP_PADDING_ISO7816_4 2
411 #define EVP_PADDING_ANSI923 3
412 #define EVP_PADDING_ISO10126 4
413 #define EVP_PADDING_ZERO 5
414
415 /* RFC 5246 defines additional data to be 13 bytes in length */
416 # define EVP_AEAD_TLS1_AAD_LEN 13
417
418 typedef struct {
419 unsigned char *out;
420 const unsigned char *inp;
421 size_t len;
422 unsigned int interleave;
423 } EVP_CTRL_TLS1_1_MULTIBLOCK_PARAM;
424
425 /* GCM TLS constants */
426 /* Length of fixed part of IV derived from PRF */
427 # define EVP_GCM_TLS_FIXED_IV_LEN 4
428 /* Length of explicit part of IV part of TLS records */
429 # define EVP_GCM_TLS_EXPLICIT_IV_LEN 8
430 /* Length of tag for TLS */
431 # define EVP_GCM_TLS_TAG_LEN 16
432
433 /* CCM TLS constants */
434 /* Length of fixed part of IV derived from PRF */
435 # define EVP_CCM_TLS_FIXED_IV_LEN 4
436 /* Length of explicit part of IV part of TLS records */
437 # define EVP_CCM_TLS_EXPLICIT_IV_LEN 8
438 /* Total length of CCM IV length for TLS */
439 # define EVP_CCM_TLS_IV_LEN 12
440 /* Length of tag for TLS */
441 # define EVP_CCM_TLS_TAG_LEN 16
442 /* Length of CCM8 tag for TLS */
443 # define EVP_CCM8_TLS_TAG_LEN 8
444
445 /* Length of tag for TLS */
446 # define EVP_CHACHAPOLY_TLS_TAG_LEN 16
447
448 typedef struct evp_cipher_info_st {
449 const EVP_CIPHER *cipher;
450 unsigned char iv[EVP_MAX_IV_LENGTH];
451 } EVP_CIPHER_INFO;
452
453
454 /* Password based encryption function */
455 typedef int (EVP_PBE_KEYGEN) (EVP_CIPHER_CTX *ctx, const char *pass,
456 int passlen, ASN1_TYPE *param,
457 const EVP_CIPHER *cipher, const EVP_MD *md,
458 int en_de);
459
460 # ifndef OPENSSL_NO_DEPRECATED_3_0
461 # ifndef OPENSSL_NO_RSA
462 # define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
463 (rsa))
464 # endif
465 # endif
466
467 # ifndef OPENSSL_NO_DSA
468 # define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
469 (dsa))
470 # endif
471
472 # ifndef OPENSSL_NO_DH
473 # define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,(dh))
474 # endif
475
476 # ifndef OPENSSL_NO_EC
477 # define EVP_PKEY_assign_EC_KEY(pkey,eckey) EVP_PKEY_assign((pkey),EVP_PKEY_EC,\
478 (eckey))
479 # endif
480 # ifndef OPENSSL_NO_SIPHASH
481 # define EVP_PKEY_assign_SIPHASH(pkey,shkey) EVP_PKEY_assign((pkey),\
482 EVP_PKEY_SIPHASH,(shkey))
483 # endif
484
485 # ifndef OPENSSL_NO_POLY1305
486 # define EVP_PKEY_assign_POLY1305(pkey,polykey) EVP_PKEY_assign((pkey),\
487 EVP_PKEY_POLY1305,(polykey))
488 # endif
489
490 /* Add some extra combinations */
491 # define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
492 # define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
493 # define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
494 # define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
495
496 int EVP_MD_type(const EVP_MD *md);
497 # define EVP_MD_nid(e) EVP_MD_type(e)
498 const char *EVP_MD_name(const EVP_MD *md);
499 int EVP_MD_number(const EVP_MD *md);
500 int EVP_MD_is_a(const EVP_MD *md, const char *name);
501 void EVP_MD_names_do_all(const EVP_MD *md,
502 void (*fn)(const char *name, void *data),
503 void *data);
504 const OSSL_PROVIDER *EVP_MD_provider(const EVP_MD *md);
505 int EVP_MD_pkey_type(const EVP_MD *md);
506 int EVP_MD_size(const EVP_MD *md);
507 int EVP_MD_block_size(const EVP_MD *md);
508 unsigned long EVP_MD_flags(const EVP_MD *md);
509
510 const EVP_MD *EVP_MD_CTX_md(const EVP_MD_CTX *ctx);
511 int (*EVP_MD_CTX_update_fn(EVP_MD_CTX *ctx))(EVP_MD_CTX *ctx,
512 const void *data, size_t count);
513 void EVP_MD_CTX_set_update_fn(EVP_MD_CTX *ctx,
514 int (*update) (EVP_MD_CTX *ctx,
515 const void *data, size_t count));
516 # define EVP_MD_CTX_name(e) EVP_MD_name(EVP_MD_CTX_md(e))
517 # define EVP_MD_CTX_size(e) EVP_MD_size(EVP_MD_CTX_md(e))
518 # define EVP_MD_CTX_block_size(e) EVP_MD_block_size(EVP_MD_CTX_md(e))
519 # define EVP_MD_CTX_type(e) EVP_MD_type(EVP_MD_CTX_md(e))
520 EVP_PKEY_CTX *EVP_MD_CTX_pkey_ctx(const EVP_MD_CTX *ctx);
521 void EVP_MD_CTX_set_pkey_ctx(EVP_MD_CTX *ctx, EVP_PKEY_CTX *pctx);
522 void *EVP_MD_CTX_md_data(const EVP_MD_CTX *ctx);
523
524 int EVP_CIPHER_nid(const EVP_CIPHER *cipher);
525 const char *EVP_CIPHER_name(const EVP_CIPHER *cipher);
526 int EVP_CIPHER_number(const EVP_CIPHER *cipher);
527 int EVP_CIPHER_is_a(const EVP_CIPHER *cipher, const char *name);
528 void EVP_CIPHER_names_do_all(const EVP_CIPHER *cipher,
529 void (*fn)(const char *name, void *data),
530 void *data);
531 const OSSL_PROVIDER *EVP_CIPHER_provider(const EVP_CIPHER *cipher);
532 int EVP_CIPHER_block_size(const EVP_CIPHER *cipher);
533 int EVP_CIPHER_impl_ctx_size(const EVP_CIPHER *cipher);
534 int EVP_CIPHER_key_length(const EVP_CIPHER *cipher);
535 int EVP_CIPHER_iv_length(const EVP_CIPHER *cipher);
536 unsigned long EVP_CIPHER_flags(const EVP_CIPHER *cipher);
537 int EVP_CIPHER_mode(const EVP_CIPHER *cipher);
538 EVP_CIPHER *EVP_CIPHER_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
539 const char *properties);
540 int EVP_CIPHER_up_ref(EVP_CIPHER *cipher);
541 void EVP_CIPHER_free(EVP_CIPHER *cipher);
542
543 const EVP_CIPHER *EVP_CIPHER_CTX_cipher(const EVP_CIPHER_CTX *ctx);
544 int EVP_CIPHER_CTX_encrypting(const EVP_CIPHER_CTX *ctx);
545 int EVP_CIPHER_CTX_nid(const EVP_CIPHER_CTX *ctx);
546 int EVP_CIPHER_CTX_block_size(const EVP_CIPHER_CTX *ctx);
547 int EVP_CIPHER_CTX_key_length(const EVP_CIPHER_CTX *ctx);
548 int EVP_CIPHER_CTX_iv_length(const EVP_CIPHER_CTX *ctx);
549 int EVP_CIPHER_CTX_tag_length(const EVP_CIPHER_CTX *ctx);
550 DEPRECATEDIN_3_0(const unsigned char *EVP_CIPHER_CTX_iv(const EVP_CIPHER_CTX *ctx))
551 DEPRECATEDIN_3_0(const unsigned char *EVP_CIPHER_CTX_original_iv(const EVP_CIPHER_CTX *ctx))
552 DEPRECATEDIN_3_0(unsigned char *EVP_CIPHER_CTX_iv_noconst(EVP_CIPHER_CTX *ctx))
553 int EVP_CIPHER_CTX_get_iv_state(EVP_CIPHER_CTX *ctx, void *buf, size_t len);
554 int EVP_CIPHER_CTX_get_iv(EVP_CIPHER_CTX *ctx, void *buf, size_t len);
555 unsigned char *EVP_CIPHER_CTX_buf_noconst(EVP_CIPHER_CTX *ctx);
556 int EVP_CIPHER_CTX_num(const EVP_CIPHER_CTX *ctx);
557 int EVP_CIPHER_CTX_set_num(EVP_CIPHER_CTX *ctx, int num);
558 int EVP_CIPHER_CTX_copy(EVP_CIPHER_CTX *out, const EVP_CIPHER_CTX *in);
559 void *EVP_CIPHER_CTX_get_app_data(const EVP_CIPHER_CTX *ctx);
560 void EVP_CIPHER_CTX_set_app_data(EVP_CIPHER_CTX *ctx, void *data);
561 void *EVP_CIPHER_CTX_get_cipher_data(const EVP_CIPHER_CTX *ctx);
562 void *EVP_CIPHER_CTX_set_cipher_data(EVP_CIPHER_CTX *ctx, void *cipher_data);
563 # define EVP_CIPHER_CTX_name(c) EVP_CIPHER_name(EVP_CIPHER_CTX_cipher(c))
564 # define EVP_CIPHER_CTX_type(c) EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c))
565 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
566 # define EVP_CIPHER_CTX_flags(c) EVP_CIPHER_flags(EVP_CIPHER_CTX_cipher(c))
567 # endif
568 # define EVP_CIPHER_CTX_mode(c) EVP_CIPHER_mode(EVP_CIPHER_CTX_cipher(c))
569
570 # define EVP_ENCODE_LENGTH(l) ((((l)+2)/3*4)+((l)/48+1)*2+80)
571 # define EVP_DECODE_LENGTH(l) (((l)+3)/4*3+80)
572
573 # define EVP_SignInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
574 # define EVP_SignInit(a,b) EVP_DigestInit(a,b)
575 # define EVP_SignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
576 # define EVP_VerifyInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
577 # define EVP_VerifyInit(a,b) EVP_DigestInit(a,b)
578 # define EVP_VerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
579 # define EVP_OpenUpdate(a,b,c,d,e) EVP_DecryptUpdate(a,b,c,d,e)
580 # define EVP_SealUpdate(a,b,c,d,e) EVP_EncryptUpdate(a,b,c,d,e)
581
582 # ifdef CONST_STRICT
583 void BIO_set_md(BIO *, const EVP_MD *md);
584 # else
585 # define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,0,(void *)(md))
586 # endif
587 # define BIO_get_md(b,mdp) BIO_ctrl(b,BIO_C_GET_MD,0,(mdp))
588 # define BIO_get_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_GET_MD_CTX,0,(mdcp))
589 # define BIO_set_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_SET_MD_CTX,0,(mdcp))
590 # define BIO_get_cipher_status(b) BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
591 # define BIO_get_cipher_ctx(b,c_pp) BIO_ctrl(b,BIO_C_GET_CIPHER_CTX,0,(c_pp))
592
593 /*__owur*/ int EVP_Cipher(EVP_CIPHER_CTX *c,
594 unsigned char *out,
595 const unsigned char *in, unsigned int inl);
596
597 # define EVP_add_cipher_alias(n,alias) \
598 OBJ_NAME_add((alias),OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS,(n))
599 # define EVP_add_digest_alias(n,alias) \
600 OBJ_NAME_add((alias),OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,(n))
601 # define EVP_delete_cipher_alias(alias) \
602 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS);
603 # define EVP_delete_digest_alias(alias) \
604 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS);
605
606 int EVP_MD_get_params(const EVP_MD *digest, OSSL_PARAM params[]);
607 int EVP_MD_CTX_set_params(EVP_MD_CTX *ctx, const OSSL_PARAM params[]);
608 int EVP_MD_CTX_get_params(EVP_MD_CTX *ctx, OSSL_PARAM params[]);
609 const OSSL_PARAM *EVP_MD_gettable_params(const EVP_MD *digest);
610 const OSSL_PARAM *EVP_MD_settable_ctx_params(const EVP_MD *md);
611 const OSSL_PARAM *EVP_MD_gettable_ctx_params(const EVP_MD *md);
612 const OSSL_PARAM *EVP_MD_CTX_settable_params(EVP_MD_CTX *ctx);
613 const OSSL_PARAM *EVP_MD_CTX_gettable_params(EVP_MD_CTX *ctx);
614 int EVP_MD_CTX_ctrl(EVP_MD_CTX *ctx, int cmd, int p1, void *p2);
615 EVP_MD_CTX *EVP_MD_CTX_new(void);
616 int EVP_MD_CTX_reset(EVP_MD_CTX *ctx);
617 void EVP_MD_CTX_free(EVP_MD_CTX *ctx);
618 # define EVP_MD_CTX_create() EVP_MD_CTX_new()
619 # define EVP_MD_CTX_init(ctx) EVP_MD_CTX_reset((ctx))
620 # define EVP_MD_CTX_destroy(ctx) EVP_MD_CTX_free((ctx))
621 __owur int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out, const EVP_MD_CTX *in);
622 void EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags);
623 void EVP_MD_CTX_clear_flags(EVP_MD_CTX *ctx, int flags);
624 int EVP_MD_CTX_test_flags(const EVP_MD_CTX *ctx, int flags);
625 __owur int EVP_DigestInit_ex(EVP_MD_CTX *ctx, const EVP_MD *type,
626 ENGINE *impl);
627 __owur int EVP_DigestUpdate(EVP_MD_CTX *ctx, const void *d,
628 size_t cnt);
629 __owur int EVP_DigestFinal_ex(EVP_MD_CTX *ctx, unsigned char *md,
630 unsigned int *s);
631 __owur int EVP_Digest(const void *data, size_t count,
632 unsigned char *md, unsigned int *size,
633 const EVP_MD *type, ENGINE *impl);
634
635 __owur int EVP_MD_CTX_copy(EVP_MD_CTX *out, const EVP_MD_CTX *in);
636 __owur int EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
637 __owur int EVP_DigestFinal(EVP_MD_CTX *ctx, unsigned char *md,
638 unsigned int *s);
639 __owur int EVP_DigestFinalXOF(EVP_MD_CTX *ctx, unsigned char *md,
640 size_t len);
641
642 __owur EVP_MD *EVP_MD_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
643 const char *properties);
644
645 int EVP_MD_up_ref(EVP_MD *md);
646 void EVP_MD_free(EVP_MD *md);
647
648 int EVP_read_pw_string(char *buf, int length, const char *prompt, int verify);
649 int EVP_read_pw_string_min(char *buf, int minlen, int maxlen,
650 const char *prompt, int verify);
651 void EVP_set_pw_prompt(const char *prompt);
652 char *EVP_get_pw_prompt(void);
653
654 __owur int EVP_BytesToKey(const EVP_CIPHER *type, const EVP_MD *md,
655 const unsigned char *salt,
656 const unsigned char *data, int datal, int count,
657 unsigned char *key, unsigned char *iv);
658
659 void EVP_CIPHER_CTX_set_flags(EVP_CIPHER_CTX *ctx, int flags);
660 void EVP_CIPHER_CTX_clear_flags(EVP_CIPHER_CTX *ctx, int flags);
661 int EVP_CIPHER_CTX_test_flags(const EVP_CIPHER_CTX *ctx, int flags);
662
663 __owur int EVP_EncryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
664 const unsigned char *key, const unsigned char *iv);
665 /*__owur*/ int EVP_EncryptInit_ex(EVP_CIPHER_CTX *ctx,
666 const EVP_CIPHER *cipher, ENGINE *impl,
667 const unsigned char *key,
668 const unsigned char *iv);
669 /*__owur*/ int EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
670 int *outl, const unsigned char *in, int inl);
671 /*__owur*/ int EVP_EncryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out,
672 int *outl);
673 /*__owur*/ int EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out,
674 int *outl);
675
676 __owur int EVP_DecryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
677 const unsigned char *key, const unsigned char *iv);
678 /*__owur*/ int EVP_DecryptInit_ex(EVP_CIPHER_CTX *ctx,
679 const EVP_CIPHER *cipher, ENGINE *impl,
680 const unsigned char *key,
681 const unsigned char *iv);
682 /*__owur*/ int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
683 int *outl, const unsigned char *in, int inl);
684 __owur int EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm,
685 int *outl);
686 /*__owur*/ int EVP_DecryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm,
687 int *outl);
688
689 __owur int EVP_CipherInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
690 const unsigned char *key, const unsigned char *iv,
691 int enc);
692 /*__owur*/ int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx,
693 const EVP_CIPHER *cipher, ENGINE *impl,
694 const unsigned char *key,
695 const unsigned char *iv, int enc);
696 __owur int EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
697 int *outl, const unsigned char *in, int inl);
698 __owur int EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm,
699 int *outl);
700 __owur int EVP_CipherFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm,
701 int *outl);
702
703 __owur int EVP_SignFinal(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *s,
704 EVP_PKEY *pkey);
705 __owur int EVP_SignFinal_ex(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *s,
706 EVP_PKEY *pkey, OSSL_LIB_CTX *libctx,
707 const char *propq);
708
709 __owur int EVP_DigestSign(EVP_MD_CTX *ctx, unsigned char *sigret,
710 size_t *siglen, const unsigned char *tbs,
711 size_t tbslen);
712
713 __owur int EVP_VerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sigbuf,
714 unsigned int siglen, EVP_PKEY *pkey);
715 __owur int EVP_VerifyFinal_ex(EVP_MD_CTX *ctx, const unsigned char *sigbuf,
716 unsigned int siglen, EVP_PKEY *pkey,
717 OSSL_LIB_CTX *libctx, const char *propq);
718
719 __owur int EVP_DigestVerify(EVP_MD_CTX *ctx, const unsigned char *sigret,
720 size_t siglen, const unsigned char *tbs,
721 size_t tbslen);
722
723 int EVP_DigestSignInit_ex(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
724 const char *mdname, OSSL_LIB_CTX *libctx,
725 const char *props, 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_ex(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
734 const char *mdname, OSSL_LIB_CTX *libctx,
735 const char *props, EVP_PKEY *pkey);
736 __owur int EVP_DigestVerifyInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
737 const EVP_MD *type, ENGINE *e,
738 EVP_PKEY *pkey);
739 int EVP_DigestVerifyUpdate(EVP_MD_CTX *ctx, const void *data, size_t dsize);
740 __owur int EVP_DigestVerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sig,
741 size_t siglen);
742
743 # ifndef OPENSSL_NO_RSA
744 __owur int EVP_OpenInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
745 const unsigned char *ek, int ekl,
746 const unsigned char *iv, EVP_PKEY *priv);
747 __owur int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
748
749 __owur int EVP_SealInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
750 unsigned char **ek, int *ekl, unsigned char *iv,
751 EVP_PKEY **pubk, int npubk);
752 __owur int EVP_SealFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
753 # endif
754
755 EVP_ENCODE_CTX *EVP_ENCODE_CTX_new(void);
756 void EVP_ENCODE_CTX_free(EVP_ENCODE_CTX *ctx);
757 int EVP_ENCODE_CTX_copy(EVP_ENCODE_CTX *dctx, const EVP_ENCODE_CTX *sctx);
758 int EVP_ENCODE_CTX_num(EVP_ENCODE_CTX *ctx);
759 void EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
760 int EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
761 const unsigned char *in, int inl);
762 void EVP_EncodeFinal(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl);
763 int EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int n);
764
765 void EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
766 int EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
767 const unsigned char *in, int inl);
768 int EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned
769 char *out, int *outl);
770 int EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n);
771
772 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
773 # define EVP_CIPHER_CTX_init(c) EVP_CIPHER_CTX_reset(c)
774 # define EVP_CIPHER_CTX_cleanup(c) EVP_CIPHER_CTX_reset(c)
775 # endif
776 EVP_CIPHER_CTX *EVP_CIPHER_CTX_new(void);
777 int EVP_CIPHER_CTX_reset(EVP_CIPHER_CTX *c);
778 void EVP_CIPHER_CTX_free(EVP_CIPHER_CTX *c);
779 int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *x, int keylen);
780 int EVP_CIPHER_CTX_set_padding(EVP_CIPHER_CTX *c, int pad);
781 int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr);
782 int EVP_CIPHER_CTX_rand_key(EVP_CIPHER_CTX *ctx, unsigned char *key);
783 int EVP_CIPHER_get_params(EVP_CIPHER *cipher, OSSL_PARAM params[]);
784 int EVP_CIPHER_CTX_set_params(EVP_CIPHER_CTX *ctx, const OSSL_PARAM params[]);
785 int EVP_CIPHER_CTX_get_params(EVP_CIPHER_CTX *ctx, OSSL_PARAM params[]);
786 const OSSL_PARAM *EVP_CIPHER_gettable_params(const EVP_CIPHER *cipher);
787 const OSSL_PARAM *EVP_CIPHER_settable_ctx_params(const EVP_CIPHER *cipher);
788 const OSSL_PARAM *EVP_CIPHER_gettable_ctx_params(const EVP_CIPHER *cipher);
789
790 const BIO_METHOD *BIO_f_md(void);
791 const BIO_METHOD *BIO_f_base64(void);
792 const BIO_METHOD *BIO_f_cipher(void);
793 const BIO_METHOD *BIO_f_reliable(void);
794 __owur int BIO_set_cipher(BIO *b, const EVP_CIPHER *c, const unsigned char *k,
795 const unsigned char *i, int enc);
796
797 const EVP_MD *EVP_md_null(void);
798 # ifndef OPENSSL_NO_MD2
799 const EVP_MD *EVP_md2(void);
800 # endif
801 # ifndef OPENSSL_NO_MD4
802 const EVP_MD *EVP_md4(void);
803 # endif
804 # ifndef OPENSSL_NO_MD5
805 const EVP_MD *EVP_md5(void);
806 const EVP_MD *EVP_md5_sha1(void);
807 # endif
808 # ifndef OPENSSL_NO_BLAKE2
809 const EVP_MD *EVP_blake2b512(void);
810 const EVP_MD *EVP_blake2s256(void);
811 # endif
812 const EVP_MD *EVP_sha1(void);
813 const EVP_MD *EVP_sha224(void);
814 const EVP_MD *EVP_sha256(void);
815 const EVP_MD *EVP_sha384(void);
816 const EVP_MD *EVP_sha512(void);
817 const EVP_MD *EVP_sha512_224(void);
818 const EVP_MD *EVP_sha512_256(void);
819 const EVP_MD *EVP_sha3_224(void);
820 const EVP_MD *EVP_sha3_256(void);
821 const EVP_MD *EVP_sha3_384(void);
822 const EVP_MD *EVP_sha3_512(void);
823 const EVP_MD *EVP_shake128(void);
824 const EVP_MD *EVP_shake256(void);
825
826 # ifndef OPENSSL_NO_MDC2
827 const EVP_MD *EVP_mdc2(void);
828 # endif
829 # ifndef OPENSSL_NO_RMD160
830 const EVP_MD *EVP_ripemd160(void);
831 # endif
832 # ifndef OPENSSL_NO_WHIRLPOOL
833 const EVP_MD *EVP_whirlpool(void);
834 # endif
835 # ifndef OPENSSL_NO_SM3
836 const EVP_MD *EVP_sm3(void);
837 # endif
838 const EVP_CIPHER *EVP_enc_null(void); /* does nothing :-) */
839 # ifndef OPENSSL_NO_DES
840 const EVP_CIPHER *EVP_des_ecb(void);
841 const EVP_CIPHER *EVP_des_ede(void);
842 const EVP_CIPHER *EVP_des_ede3(void);
843 const EVP_CIPHER *EVP_des_ede_ecb(void);
844 const EVP_CIPHER *EVP_des_ede3_ecb(void);
845 const EVP_CIPHER *EVP_des_cfb64(void);
846 # define EVP_des_cfb EVP_des_cfb64
847 const EVP_CIPHER *EVP_des_cfb1(void);
848 const EVP_CIPHER *EVP_des_cfb8(void);
849 const EVP_CIPHER *EVP_des_ede_cfb64(void);
850 # define EVP_des_ede_cfb EVP_des_ede_cfb64
851 const EVP_CIPHER *EVP_des_ede3_cfb64(void);
852 # define EVP_des_ede3_cfb EVP_des_ede3_cfb64
853 const EVP_CIPHER *EVP_des_ede3_cfb1(void);
854 const EVP_CIPHER *EVP_des_ede3_cfb8(void);
855 const EVP_CIPHER *EVP_des_ofb(void);
856 const EVP_CIPHER *EVP_des_ede_ofb(void);
857 const EVP_CIPHER *EVP_des_ede3_ofb(void);
858 const EVP_CIPHER *EVP_des_cbc(void);
859 const EVP_CIPHER *EVP_des_ede_cbc(void);
860 const EVP_CIPHER *EVP_des_ede3_cbc(void);
861 const EVP_CIPHER *EVP_desx_cbc(void);
862 const EVP_CIPHER *EVP_des_ede3_wrap(void);
863 /*
864 * This should now be supported through the dev_crypto ENGINE. But also, why
865 * are rc4 and md5 declarations made here inside a "NO_DES" precompiler
866 * branch?
867 */
868 # endif
869 # ifndef OPENSSL_NO_RC4
870 const EVP_CIPHER *EVP_rc4(void);
871 const EVP_CIPHER *EVP_rc4_40(void);
872 # ifndef OPENSSL_NO_MD5
873 const EVP_CIPHER *EVP_rc4_hmac_md5(void);
874 # endif
875 # endif
876 # ifndef OPENSSL_NO_IDEA
877 const EVP_CIPHER *EVP_idea_ecb(void);
878 const EVP_CIPHER *EVP_idea_cfb64(void);
879 # define EVP_idea_cfb EVP_idea_cfb64
880 const EVP_CIPHER *EVP_idea_ofb(void);
881 const EVP_CIPHER *EVP_idea_cbc(void);
882 # endif
883 # ifndef OPENSSL_NO_RC2
884 const EVP_CIPHER *EVP_rc2_ecb(void);
885 const EVP_CIPHER *EVP_rc2_cbc(void);
886 const EVP_CIPHER *EVP_rc2_40_cbc(void);
887 const EVP_CIPHER *EVP_rc2_64_cbc(void);
888 const EVP_CIPHER *EVP_rc2_cfb64(void);
889 # define EVP_rc2_cfb EVP_rc2_cfb64
890 const EVP_CIPHER *EVP_rc2_ofb(void);
891 # endif
892 # ifndef OPENSSL_NO_BF
893 const EVP_CIPHER *EVP_bf_ecb(void);
894 const EVP_CIPHER *EVP_bf_cbc(void);
895 const EVP_CIPHER *EVP_bf_cfb64(void);
896 # define EVP_bf_cfb EVP_bf_cfb64
897 const EVP_CIPHER *EVP_bf_ofb(void);
898 # endif
899 # ifndef OPENSSL_NO_CAST
900 const EVP_CIPHER *EVP_cast5_ecb(void);
901 const EVP_CIPHER *EVP_cast5_cbc(void);
902 const EVP_CIPHER *EVP_cast5_cfb64(void);
903 # define EVP_cast5_cfb EVP_cast5_cfb64
904 const EVP_CIPHER *EVP_cast5_ofb(void);
905 # endif
906 # ifndef OPENSSL_NO_RC5
907 const EVP_CIPHER *EVP_rc5_32_12_16_cbc(void);
908 const EVP_CIPHER *EVP_rc5_32_12_16_ecb(void);
909 const EVP_CIPHER *EVP_rc5_32_12_16_cfb64(void);
910 # define EVP_rc5_32_12_16_cfb EVP_rc5_32_12_16_cfb64
911 const EVP_CIPHER *EVP_rc5_32_12_16_ofb(void);
912 # endif
913 const EVP_CIPHER *EVP_aes_128_ecb(void);
914 const EVP_CIPHER *EVP_aes_128_cbc(void);
915 const EVP_CIPHER *EVP_aes_128_cfb1(void);
916 const EVP_CIPHER *EVP_aes_128_cfb8(void);
917 const EVP_CIPHER *EVP_aes_128_cfb128(void);
918 # define EVP_aes_128_cfb EVP_aes_128_cfb128
919 const EVP_CIPHER *EVP_aes_128_ofb(void);
920 const EVP_CIPHER *EVP_aes_128_ctr(void);
921 const EVP_CIPHER *EVP_aes_128_ccm(void);
922 const EVP_CIPHER *EVP_aes_128_gcm(void);
923 const EVP_CIPHER *EVP_aes_128_xts(void);
924 const EVP_CIPHER *EVP_aes_128_wrap(void);
925 const EVP_CIPHER *EVP_aes_128_wrap_pad(void);
926 # ifndef OPENSSL_NO_OCB
927 const EVP_CIPHER *EVP_aes_128_ocb(void);
928 # endif
929 const EVP_CIPHER *EVP_aes_192_ecb(void);
930 const EVP_CIPHER *EVP_aes_192_cbc(void);
931 const EVP_CIPHER *EVP_aes_192_cfb1(void);
932 const EVP_CIPHER *EVP_aes_192_cfb8(void);
933 const EVP_CIPHER *EVP_aes_192_cfb128(void);
934 # define EVP_aes_192_cfb EVP_aes_192_cfb128
935 const EVP_CIPHER *EVP_aes_192_ofb(void);
936 const EVP_CIPHER *EVP_aes_192_ctr(void);
937 const EVP_CIPHER *EVP_aes_192_ccm(void);
938 const EVP_CIPHER *EVP_aes_192_gcm(void);
939 const EVP_CIPHER *EVP_aes_192_wrap(void);
940 const EVP_CIPHER *EVP_aes_192_wrap_pad(void);
941 # ifndef OPENSSL_NO_OCB
942 const EVP_CIPHER *EVP_aes_192_ocb(void);
943 # endif
944 const EVP_CIPHER *EVP_aes_256_ecb(void);
945 const EVP_CIPHER *EVP_aes_256_cbc(void);
946 const EVP_CIPHER *EVP_aes_256_cfb1(void);
947 const EVP_CIPHER *EVP_aes_256_cfb8(void);
948 const EVP_CIPHER *EVP_aes_256_cfb128(void);
949 # define EVP_aes_256_cfb EVP_aes_256_cfb128
950 const EVP_CIPHER *EVP_aes_256_ofb(void);
951 const EVP_CIPHER *EVP_aes_256_ctr(void);
952 const EVP_CIPHER *EVP_aes_256_ccm(void);
953 const EVP_CIPHER *EVP_aes_256_gcm(void);
954 const EVP_CIPHER *EVP_aes_256_xts(void);
955 const EVP_CIPHER *EVP_aes_256_wrap(void);
956 const EVP_CIPHER *EVP_aes_256_wrap_pad(void);
957 # ifndef OPENSSL_NO_OCB
958 const EVP_CIPHER *EVP_aes_256_ocb(void);
959 # endif
960 const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha1(void);
961 const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha1(void);
962 const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha256(void);
963 const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha256(void);
964 # ifndef OPENSSL_NO_ARIA
965 const EVP_CIPHER *EVP_aria_128_ecb(void);
966 const EVP_CIPHER *EVP_aria_128_cbc(void);
967 const EVP_CIPHER *EVP_aria_128_cfb1(void);
968 const EVP_CIPHER *EVP_aria_128_cfb8(void);
969 const EVP_CIPHER *EVP_aria_128_cfb128(void);
970 # define EVP_aria_128_cfb EVP_aria_128_cfb128
971 const EVP_CIPHER *EVP_aria_128_ctr(void);
972 const EVP_CIPHER *EVP_aria_128_ofb(void);
973 const EVP_CIPHER *EVP_aria_128_gcm(void);
974 const EVP_CIPHER *EVP_aria_128_ccm(void);
975 const EVP_CIPHER *EVP_aria_192_ecb(void);
976 const EVP_CIPHER *EVP_aria_192_cbc(void);
977 const EVP_CIPHER *EVP_aria_192_cfb1(void);
978 const EVP_CIPHER *EVP_aria_192_cfb8(void);
979 const EVP_CIPHER *EVP_aria_192_cfb128(void);
980 # define EVP_aria_192_cfb EVP_aria_192_cfb128
981 const EVP_CIPHER *EVP_aria_192_ctr(void);
982 const EVP_CIPHER *EVP_aria_192_ofb(void);
983 const EVP_CIPHER *EVP_aria_192_gcm(void);
984 const EVP_CIPHER *EVP_aria_192_ccm(void);
985 const EVP_CIPHER *EVP_aria_256_ecb(void);
986 const EVP_CIPHER *EVP_aria_256_cbc(void);
987 const EVP_CIPHER *EVP_aria_256_cfb1(void);
988 const EVP_CIPHER *EVP_aria_256_cfb8(void);
989 const EVP_CIPHER *EVP_aria_256_cfb128(void);
990 # define EVP_aria_256_cfb EVP_aria_256_cfb128
991 const EVP_CIPHER *EVP_aria_256_ctr(void);
992 const EVP_CIPHER *EVP_aria_256_ofb(void);
993 const EVP_CIPHER *EVP_aria_256_gcm(void);
994 const EVP_CIPHER *EVP_aria_256_ccm(void);
995 # endif
996 # ifndef OPENSSL_NO_CAMELLIA
997 const EVP_CIPHER *EVP_camellia_128_ecb(void);
998 const EVP_CIPHER *EVP_camellia_128_cbc(void);
999 const EVP_CIPHER *EVP_camellia_128_cfb1(void);
1000 const EVP_CIPHER *EVP_camellia_128_cfb8(void);
1001 const EVP_CIPHER *EVP_camellia_128_cfb128(void);
1002 # define EVP_camellia_128_cfb EVP_camellia_128_cfb128
1003 const EVP_CIPHER *EVP_camellia_128_ofb(void);
1004 const EVP_CIPHER *EVP_camellia_128_ctr(void);
1005 const EVP_CIPHER *EVP_camellia_192_ecb(void);
1006 const EVP_CIPHER *EVP_camellia_192_cbc(void);
1007 const EVP_CIPHER *EVP_camellia_192_cfb1(void);
1008 const EVP_CIPHER *EVP_camellia_192_cfb8(void);
1009 const EVP_CIPHER *EVP_camellia_192_cfb128(void);
1010 # define EVP_camellia_192_cfb EVP_camellia_192_cfb128
1011 const EVP_CIPHER *EVP_camellia_192_ofb(void);
1012 const EVP_CIPHER *EVP_camellia_192_ctr(void);
1013 const EVP_CIPHER *EVP_camellia_256_ecb(void);
1014 const EVP_CIPHER *EVP_camellia_256_cbc(void);
1015 const EVP_CIPHER *EVP_camellia_256_cfb1(void);
1016 const EVP_CIPHER *EVP_camellia_256_cfb8(void);
1017 const EVP_CIPHER *EVP_camellia_256_cfb128(void);
1018 # define EVP_camellia_256_cfb EVP_camellia_256_cfb128
1019 const EVP_CIPHER *EVP_camellia_256_ofb(void);
1020 const EVP_CIPHER *EVP_camellia_256_ctr(void);
1021 # endif
1022 # ifndef OPENSSL_NO_CHACHA
1023 const EVP_CIPHER *EVP_chacha20(void);
1024 # ifndef OPENSSL_NO_POLY1305
1025 const EVP_CIPHER *EVP_chacha20_poly1305(void);
1026 # endif
1027 # endif
1028
1029 # ifndef OPENSSL_NO_SEED
1030 const EVP_CIPHER *EVP_seed_ecb(void);
1031 const EVP_CIPHER *EVP_seed_cbc(void);
1032 const EVP_CIPHER *EVP_seed_cfb128(void);
1033 # define EVP_seed_cfb EVP_seed_cfb128
1034 const EVP_CIPHER *EVP_seed_ofb(void);
1035 # endif
1036
1037 # ifndef OPENSSL_NO_SM4
1038 const EVP_CIPHER *EVP_sm4_ecb(void);
1039 const EVP_CIPHER *EVP_sm4_cbc(void);
1040 const EVP_CIPHER *EVP_sm4_cfb128(void);
1041 # define EVP_sm4_cfb EVP_sm4_cfb128
1042 const EVP_CIPHER *EVP_sm4_ofb(void);
1043 const EVP_CIPHER *EVP_sm4_ctr(void);
1044 # endif
1045
1046 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
1047 # define OPENSSL_add_all_algorithms_conf() \
1048 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
1049 | OPENSSL_INIT_ADD_ALL_DIGESTS \
1050 | OPENSSL_INIT_LOAD_CONFIG, NULL)
1051 # define OPENSSL_add_all_algorithms_noconf() \
1052 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
1053 | OPENSSL_INIT_ADD_ALL_DIGESTS, NULL)
1054
1055 # ifdef OPENSSL_LOAD_CONF
1056 # define OpenSSL_add_all_algorithms() OPENSSL_add_all_algorithms_conf()
1057 # else
1058 # define OpenSSL_add_all_algorithms() OPENSSL_add_all_algorithms_noconf()
1059 # endif
1060
1061 # define OpenSSL_add_all_ciphers() \
1062 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS, NULL)
1063 # define OpenSSL_add_all_digests() \
1064 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_DIGESTS, NULL)
1065
1066 # define EVP_cleanup() while(0) continue
1067 # endif
1068
1069 int EVP_add_cipher(const EVP_CIPHER *cipher);
1070 int EVP_add_digest(const EVP_MD *digest);
1071
1072 const EVP_CIPHER *EVP_get_cipherbyname(const char *name);
1073 const EVP_MD *EVP_get_digestbyname(const char *name);
1074
1075 void EVP_CIPHER_do_all(void (*fn) (const EVP_CIPHER *ciph,
1076 const char *from, const char *to, void *x),
1077 void *arg);
1078 void EVP_CIPHER_do_all_sorted(void (*fn)
1079 (const EVP_CIPHER *ciph, const char *from,
1080 const char *to, void *x), void *arg);
1081 void EVP_CIPHER_do_all_provided(OSSL_LIB_CTX *libctx,
1082 void (*fn)(EVP_CIPHER *cipher, void *arg),
1083 void *arg);
1084
1085 void EVP_MD_do_all(void (*fn) (const EVP_MD *ciph,
1086 const char *from, const char *to, void *x),
1087 void *arg);
1088 void EVP_MD_do_all_sorted(void (*fn)
1089 (const EVP_MD *ciph, const char *from,
1090 const char *to, void *x), void *arg);
1091 void EVP_MD_do_all_provided(OSSL_LIB_CTX *libctx,
1092 void (*fn)(EVP_MD *md, void *arg),
1093 void *arg);
1094
1095 /* MAC stuff */
1096
1097 EVP_MAC *EVP_MAC_fetch(OSSL_LIB_CTX *libctx, const char *algorithm,
1098 const char *properties);
1099 int EVP_MAC_up_ref(EVP_MAC *mac);
1100 void EVP_MAC_free(EVP_MAC *mac);
1101 int EVP_MAC_number(const EVP_MAC *mac);
1102 const char *EVP_MAC_name(const EVP_MAC *mac);
1103 int EVP_MAC_is_a(const EVP_MAC *mac, const char *name);
1104 const OSSL_PROVIDER *EVP_MAC_provider(const EVP_MAC *mac);
1105 int EVP_MAC_get_params(EVP_MAC *mac, OSSL_PARAM params[]);
1106
1107 EVP_MAC_CTX *EVP_MAC_CTX_new(EVP_MAC *mac);
1108 void EVP_MAC_CTX_free(EVP_MAC_CTX *ctx);
1109 EVP_MAC_CTX *EVP_MAC_CTX_dup(const EVP_MAC_CTX *src);
1110 EVP_MAC *EVP_MAC_CTX_mac(EVP_MAC_CTX *ctx);
1111 int EVP_MAC_CTX_get_params(EVP_MAC_CTX *ctx, OSSL_PARAM params[]);
1112 int EVP_MAC_CTX_set_params(EVP_MAC_CTX *ctx, const OSSL_PARAM params[]);
1113
1114 size_t EVP_MAC_CTX_get_mac_size(EVP_MAC_CTX *ctx);
1115 int EVP_MAC_init(EVP_MAC_CTX *ctx);
1116 int EVP_MAC_update(EVP_MAC_CTX *ctx, const unsigned char *data, size_t datalen);
1117 int EVP_MAC_final(EVP_MAC_CTX *ctx,
1118 unsigned char *out, size_t *outl, size_t outsize);
1119 const OSSL_PARAM *EVP_MAC_gettable_params(const EVP_MAC *mac);
1120 const OSSL_PARAM *EVP_MAC_gettable_ctx_params(const EVP_MAC *mac);
1121 const OSSL_PARAM *EVP_MAC_settable_ctx_params(const EVP_MAC *mac);
1122
1123 void EVP_MAC_do_all_provided(OSSL_LIB_CTX *libctx,
1124 void (*fn)(EVP_MAC *mac, void *arg),
1125 void *arg);
1126 void EVP_MAC_names_do_all(const EVP_MAC *mac,
1127 void (*fn)(const char *name, void *data),
1128 void *data);
1129
1130 /* RAND stuff */
1131 EVP_RAND *EVP_RAND_fetch(OSSL_LIB_CTX *libctx, const char *algorithm,
1132 const char *properties);
1133 int EVP_RAND_up_ref(EVP_RAND *rand);
1134 void EVP_RAND_free(EVP_RAND *rand);
1135 int EVP_RAND_number(const EVP_RAND *rand);
1136 const char *EVP_RAND_name(const EVP_RAND *rand);
1137 int EVP_RAND_is_a(const EVP_RAND *rand, const char *name);
1138 const OSSL_PROVIDER *EVP_RAND_provider(const EVP_RAND *rand);
1139 int EVP_RAND_get_params(EVP_RAND *rand, OSSL_PARAM params[]);
1140
1141 EVP_RAND_CTX *EVP_RAND_CTX_new(EVP_RAND *rand, EVP_RAND_CTX *parent);
1142 void EVP_RAND_CTX_free(EVP_RAND_CTX *ctx);
1143 EVP_RAND *EVP_RAND_CTX_rand(EVP_RAND_CTX *ctx);
1144 int EVP_RAND_get_ctx_params(EVP_RAND_CTX *ctx, OSSL_PARAM params[]);
1145 int EVP_RAND_set_ctx_params(EVP_RAND_CTX *ctx, const OSSL_PARAM params[]);
1146 const OSSL_PARAM *EVP_RAND_gettable_params(const EVP_RAND *rand);
1147 const OSSL_PARAM *EVP_RAND_gettable_ctx_params(const EVP_RAND *rand);
1148 const OSSL_PARAM *EVP_RAND_settable_ctx_params(const EVP_RAND *rand);
1149
1150 void EVP_RAND_do_all_provided(OSSL_LIB_CTX *libctx,
1151 void (*fn)(EVP_RAND *rand, void *arg),
1152 void *arg);
1153 void EVP_RAND_names_do_all(const EVP_RAND *rand,
1154 void (*fn)(const char *name, void *data),
1155 void *data);
1156
1157 __owur int EVP_RAND_instantiate(EVP_RAND_CTX *ctx, unsigned int strength,
1158 int prediction_resistance,
1159 const unsigned char *pstr, size_t pstr_len);
1160 int EVP_RAND_uninstantiate(EVP_RAND_CTX *ctx);
1161 __owur int EVP_RAND_generate(EVP_RAND_CTX *ctx, unsigned char *out,
1162 size_t outlen, unsigned int strength,
1163 int prediction_resistance,
1164 const unsigned char *addin, size_t addin_len);
1165 int EVP_RAND_reseed(EVP_RAND_CTX *ctx, int prediction_resistance,
1166 const unsigned char *ent, size_t ent_len,
1167 const unsigned char *addin, size_t addin_len);
1168 __owur int EVP_RAND_nonce(EVP_RAND_CTX *ctx, unsigned char *out, size_t outlen);
1169 __owur int EVP_RAND_enable_locking(EVP_RAND_CTX *ctx);
1170
1171 int EVP_RAND_verify_zeroization(EVP_RAND_CTX *ctx);
1172 unsigned int EVP_RAND_strength(EVP_RAND_CTX *ctx);
1173 int EVP_RAND_state(EVP_RAND_CTX *ctx);
1174
1175 #define EVP_RAND_STATE_UNINITIALISED 0
1176 #define EVP_RAND_STATE_READY 1
1177 #define EVP_RAND_STATE_ERROR 2
1178
1179 /* PKEY stuff */
1180 DEPRECATEDIN_3_0(int EVP_PKEY_decrypt_old(unsigned char *dec_key,
1181 const unsigned char *enc_key,
1182 int enc_key_len,
1183 EVP_PKEY *private_key))
1184 DEPRECATEDIN_3_0(int EVP_PKEY_encrypt_old(unsigned char *enc_key,
1185 const unsigned char *key,
1186 int key_len, EVP_PKEY *pub_key))
1187 int EVP_PKEY_is_a(const EVP_PKEY *pkey, const char *name);
1188 void EVP_PKEY_typenames_do_all(const EVP_PKEY *pkey,
1189 void (*fn)(const char *name, void *data),
1190 void *data);
1191 int EVP_PKEY_type(int type);
1192 int EVP_PKEY_id(const EVP_PKEY *pkey);
1193 int EVP_PKEY_base_id(const EVP_PKEY *pkey);
1194 int EVP_PKEY_bits(const EVP_PKEY *pkey);
1195 int EVP_PKEY_security_bits(const EVP_PKEY *pkey);
1196 int EVP_PKEY_size(const EVP_PKEY *pkey);
1197 int EVP_PKEY_can_sign(const EVP_PKEY *pkey);
1198 int EVP_PKEY_set_type(EVP_PKEY *pkey, int type);
1199 int EVP_PKEY_set_type_str(EVP_PKEY *pkey, const char *str, int len);
1200 int EVP_PKEY_set_type_by_keymgmt(EVP_PKEY *pkey, EVP_KEYMGMT *keymgmt);
1201 DEPRECATEDIN_3_0(int EVP_PKEY_set_alias_type(EVP_PKEY *pkey, int type))
1202 # ifndef OPENSSL_NO_ENGINE
1203 int EVP_PKEY_set1_engine(EVP_PKEY *pkey, ENGINE *e);
1204 ENGINE *EVP_PKEY_get0_engine(const EVP_PKEY *pkey);
1205 # endif
1206 int EVP_PKEY_assign(EVP_PKEY *pkey, int type, void *key);
1207 void *EVP_PKEY_get0(const EVP_PKEY *pkey);
1208 const unsigned char *EVP_PKEY_get0_hmac(const EVP_PKEY *pkey, size_t *len);
1209 # ifndef OPENSSL_NO_POLY1305
1210 const unsigned char *EVP_PKEY_get0_poly1305(const EVP_PKEY *pkey, size_t *len);
1211 # endif
1212 # ifndef OPENSSL_NO_SIPHASH
1213 const unsigned char *EVP_PKEY_get0_siphash(const EVP_PKEY *pkey, size_t *len);
1214 # endif
1215
1216 # ifndef OPENSSL_NO_DEPRECATED_3_0
1217 # ifndef OPENSSL_NO_RSA
1218 struct rsa_st;
1219 OSSL_DEPRECATEDIN_3_0
1220 int EVP_PKEY_set1_RSA(EVP_PKEY *pkey, struct rsa_st *key);
1221 OSSL_DEPRECATEDIN_3_0
1222 struct rsa_st *EVP_PKEY_get0_RSA(const EVP_PKEY *pkey);
1223 OSSL_DEPRECATEDIN_3_0
1224 struct rsa_st *EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
1225 # endif
1226 # endif
1227 # ifndef OPENSSL_NO_DSA
1228 struct dsa_st;
1229 int EVP_PKEY_set1_DSA(EVP_PKEY *pkey, struct dsa_st *key);
1230 struct dsa_st *EVP_PKEY_get0_DSA(const EVP_PKEY *pkey);
1231 struct dsa_st *EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
1232 # endif
1233 # ifndef OPENSSL_NO_DH
1234 struct dh_st;
1235 int EVP_PKEY_set1_DH(EVP_PKEY *pkey, struct dh_st *key);
1236 struct dh_st *EVP_PKEY_get0_DH(const EVP_PKEY *pkey);
1237 struct dh_st *EVP_PKEY_get1_DH(EVP_PKEY *pkey);
1238 # endif
1239 # ifndef OPENSSL_NO_EC
1240 struct ec_key_st;
1241 int EVP_PKEY_set1_EC_KEY(EVP_PKEY *pkey, struct ec_key_st *key);
1242 struct ec_key_st *EVP_PKEY_get0_EC_KEY(const EVP_PKEY *pkey);
1243 struct ec_key_st *EVP_PKEY_get1_EC_KEY(EVP_PKEY *pkey);
1244 # endif
1245
1246 EVP_PKEY *EVP_PKEY_new(void);
1247 int EVP_PKEY_up_ref(EVP_PKEY *pkey);
1248 void EVP_PKEY_free(EVP_PKEY *pkey);
1249
1250 EVP_PKEY *d2i_PublicKey(int type, EVP_PKEY **a, const unsigned char **pp,
1251 long length);
1252 int i2d_PublicKey(const EVP_PKEY *a, unsigned char **pp);
1253
1254
1255 EVP_PKEY *d2i_PrivateKey_ex(int type, EVP_PKEY **a, const unsigned char **pp,
1256 long length, OSSL_LIB_CTX *libctx,
1257 const char *propq);
1258 EVP_PKEY *d2i_PrivateKey(int type, EVP_PKEY **a, const unsigned char **pp,
1259 long length);
1260 EVP_PKEY *d2i_AutoPrivateKey_ex(EVP_PKEY **a, const unsigned char **pp,
1261 long length, OSSL_LIB_CTX *libctx,
1262 const char *propq);
1263 EVP_PKEY *d2i_AutoPrivateKey(EVP_PKEY **a, const unsigned char **pp,
1264 long length);
1265 int i2d_PrivateKey(const EVP_PKEY *a, unsigned char **pp);
1266
1267 int i2d_KeyParams(const EVP_PKEY *a, unsigned char **pp);
1268 EVP_PKEY *d2i_KeyParams(int type, EVP_PKEY **a, const unsigned char **pp,
1269 long length);
1270 int i2d_KeyParams_bio(BIO *bp, const EVP_PKEY *pkey);
1271 EVP_PKEY *d2i_KeyParams_bio(int type, EVP_PKEY **a, BIO *in);
1272
1273 int EVP_PKEY_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from);
1274 int EVP_PKEY_missing_parameters(const EVP_PKEY *pkey);
1275 int EVP_PKEY_save_parameters(EVP_PKEY *pkey, int mode);
1276 int EVP_PKEY_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b);
1277 int EVP_PKEY_parameters_eq(const EVP_PKEY *a, const EVP_PKEY *b);
1278
1279 int EVP_PKEY_cmp(const EVP_PKEY *a, const EVP_PKEY *b);
1280 int EVP_PKEY_eq(const EVP_PKEY *a, const EVP_PKEY *b);
1281
1282 int EVP_PKEY_print_public(BIO *out, const EVP_PKEY *pkey,
1283 int indent, ASN1_PCTX *pctx);
1284 int EVP_PKEY_print_private(BIO *out, const EVP_PKEY *pkey,
1285 int indent, ASN1_PCTX *pctx);
1286 int EVP_PKEY_print_params(BIO *out, const EVP_PKEY *pkey,
1287 int indent, ASN1_PCTX *pctx);
1288
1289 int EVP_PKEY_get_default_digest_nid(EVP_PKEY *pkey, int *pnid);
1290 int EVP_PKEY_get_default_digest_name(EVP_PKEY *pkey,
1291 char *mdname, size_t mdname_sz);
1292 int EVP_PKEY_supports_digest_nid(EVP_PKEY *pkey, int nid);
1293
1294 # ifndef OPENSSL_NO_DEPRECATED_3_0
1295 /*
1296 * For backwards compatibility. Use EVP_PKEY_set1_encoded_public_key in
1297 * preference
1298 */
1299 # define EVP_PKEY_set1_tls_encodedpoint(pkey, pt, ptlen) \
1300 EVP_PKEY_set1_encoded_public_key((pkey), (pt), (ptlen))
1301 # endif
1302
1303 int EVP_PKEY_set1_encoded_public_key(EVP_PKEY *pkey,
1304 const unsigned char *pub, size_t publen);
1305
1306 # ifndef OPENSSL_NO_DEPRECATED_3_0
1307 /*
1308 * For backwards compatibility. Use EVP_PKEY_get1_encoded_public_key in
1309 * preference
1310 */
1311 # define EVP_PKEY_get1_tls_encodedpoint(pkey, ppt) \
1312 EVP_PKEY_get1_encoded_public_key((pkey), (ppt))
1313 # endif
1314
1315 size_t EVP_PKEY_get1_encoded_public_key(EVP_PKEY *pkey, unsigned char **ppub);
1316
1317 int EVP_CIPHER_type(const EVP_CIPHER *ctx);
1318
1319 /* calls methods */
1320 int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1321 int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1322
1323 /* These are used by EVP_CIPHER methods */
1324 int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1325 int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1326
1327 /* PKCS5 password based encryption */
1328 int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
1329 ASN1_TYPE *param, const EVP_CIPHER *cipher,
1330 const EVP_MD *md, int en_de);
1331 int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,
1332 const unsigned char *salt, int saltlen, int iter,
1333 int keylen, unsigned char *out);
1334 int PKCS5_PBKDF2_HMAC(const char *pass, int passlen,
1335 const unsigned char *salt, int saltlen, int iter,
1336 const EVP_MD *digest, int keylen, unsigned char *out);
1337 int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
1338 ASN1_TYPE *param, const EVP_CIPHER *cipher,
1339 const EVP_MD *md, int en_de);
1340
1341 #ifndef OPENSSL_NO_SCRYPT
1342 int EVP_PBE_scrypt(const char *pass, size_t passlen,
1343 const unsigned char *salt, size_t saltlen,
1344 uint64_t N, uint64_t r, uint64_t p, uint64_t maxmem,
1345 unsigned char *key, size_t keylen);
1346
1347 int PKCS5_v2_scrypt_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass,
1348 int passlen, ASN1_TYPE *param,
1349 const EVP_CIPHER *c, const EVP_MD *md, int en_de);
1350 #endif
1351
1352 void PKCS5_PBE_add(void);
1353
1354 int EVP_PBE_CipherInit(ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
1355 ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de);
1356
1357 /* PBE type */
1358
1359 /* Can appear as the outermost AlgorithmIdentifier */
1360 # define EVP_PBE_TYPE_OUTER 0x0
1361 /* Is an PRF type OID */
1362 # define EVP_PBE_TYPE_PRF 0x1
1363 /* Is a PKCS#5 v2.0 KDF */
1364 # define EVP_PBE_TYPE_KDF 0x2
1365
1366 int EVP_PBE_alg_add_type(int pbe_type, int pbe_nid, int cipher_nid,
1367 int md_nid, EVP_PBE_KEYGEN *keygen);
1368 int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md,
1369 EVP_PBE_KEYGEN *keygen);
1370 int EVP_PBE_find(int type, int pbe_nid, int *pcnid, int *pmnid,
1371 EVP_PBE_KEYGEN **pkeygen);
1372 void EVP_PBE_cleanup(void);
1373 int EVP_PBE_get(int *ptype, int *ppbe_nid, size_t num);
1374
1375 # define ASN1_PKEY_ALIAS 0x1
1376 # define ASN1_PKEY_DYNAMIC 0x2
1377 # define ASN1_PKEY_SIGPARAM_NULL 0x4
1378
1379 # define ASN1_PKEY_CTRL_PKCS7_SIGN 0x1
1380 # define ASN1_PKEY_CTRL_PKCS7_ENCRYPT 0x2
1381 # define ASN1_PKEY_CTRL_DEFAULT_MD_NID 0x3
1382 # define ASN1_PKEY_CTRL_CMS_SIGN 0x5
1383 # define ASN1_PKEY_CTRL_CMS_ENVELOPE 0x7
1384 # define ASN1_PKEY_CTRL_CMS_RI_TYPE 0x8
1385
1386 # define ASN1_PKEY_CTRL_SET1_TLS_ENCPT 0x9
1387 # define ASN1_PKEY_CTRL_GET1_TLS_ENCPT 0xa
1388 # define ASN1_PKEY_CTRL_SUPPORTS_MD_NID 0xb
1389 # define ASN1_PKEY_CTRL_CMS_IS_RI_TYPE_SUPPORTED 0xc
1390
1391 int EVP_PKEY_asn1_get_count(void);
1392 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_get0(int idx);
1393 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find(ENGINE **pe, int type);
1394 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find_str(ENGINE **pe,
1395 const char *str, int len);
1396 int EVP_PKEY_asn1_add0(const EVP_PKEY_ASN1_METHOD *ameth);
1397 int EVP_PKEY_asn1_add_alias(int to, int from);
1398 int EVP_PKEY_asn1_get0_info(int *ppkey_id, int *pkey_base_id,
1399 int *ppkey_flags, const char **pinfo,
1400 const char **ppem_str,
1401 const EVP_PKEY_ASN1_METHOD *ameth);
1402
1403 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_get0_asn1(const EVP_PKEY *pkey);
1404 EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_new(int id, int flags,
1405 const char *pem_str,
1406 const char *info);
1407 void EVP_PKEY_asn1_copy(EVP_PKEY_ASN1_METHOD *dst,
1408 const EVP_PKEY_ASN1_METHOD *src);
1409 void EVP_PKEY_asn1_free(EVP_PKEY_ASN1_METHOD *ameth);
1410 void EVP_PKEY_asn1_set_public(EVP_PKEY_ASN1_METHOD *ameth,
1411 int (*pub_decode) (EVP_PKEY *pk,
1412 const X509_PUBKEY *pub),
1413 int (*pub_encode) (X509_PUBKEY *pub,
1414 const EVP_PKEY *pk),
1415 int (*pub_cmp) (const EVP_PKEY *a,
1416 const EVP_PKEY *b),
1417 int (*pub_print) (BIO *out,
1418 const EVP_PKEY *pkey,
1419 int indent, ASN1_PCTX *pctx),
1420 int (*pkey_size) (const EVP_PKEY *pk),
1421 int (*pkey_bits) (const EVP_PKEY *pk));
1422 void EVP_PKEY_asn1_set_private(EVP_PKEY_ASN1_METHOD *ameth,
1423 int (*priv_decode) (EVP_PKEY *pk,
1424 const PKCS8_PRIV_KEY_INFO
1425 *p8inf),
1426 int (*priv_encode) (PKCS8_PRIV_KEY_INFO *p8,
1427 const EVP_PKEY *pk),
1428 int (*priv_print) (BIO *out,
1429 const EVP_PKEY *pkey,
1430 int indent,
1431 ASN1_PCTX *pctx));
1432 void EVP_PKEY_asn1_set_param(EVP_PKEY_ASN1_METHOD *ameth,
1433 int (*param_decode) (EVP_PKEY *pkey,
1434 const unsigned char **pder,
1435 int derlen),
1436 int (*param_encode) (const EVP_PKEY *pkey,
1437 unsigned char **pder),
1438 int (*param_missing) (const EVP_PKEY *pk),
1439 int (*param_copy) (EVP_PKEY *to,
1440 const EVP_PKEY *from),
1441 int (*param_cmp) (const EVP_PKEY *a,
1442 const EVP_PKEY *b),
1443 int (*param_print) (BIO *out,
1444 const EVP_PKEY *pkey,
1445 int indent,
1446 ASN1_PCTX *pctx));
1447
1448 void EVP_PKEY_asn1_set_free(EVP_PKEY_ASN1_METHOD *ameth,
1449 void (*pkey_free) (EVP_PKEY *pkey));
1450 void EVP_PKEY_asn1_set_ctrl(EVP_PKEY_ASN1_METHOD *ameth,
1451 int (*pkey_ctrl) (EVP_PKEY *pkey, int op,
1452 long arg1, void *arg2));
1453 void EVP_PKEY_asn1_set_item(EVP_PKEY_ASN1_METHOD *ameth,
1454 int (*item_verify) (EVP_MD_CTX *ctx,
1455 const ASN1_ITEM *it,
1456 const void *data,
1457 const X509_ALGOR *a,
1458 const ASN1_BIT_STRING *sig,
1459 EVP_PKEY *pkey),
1460 int (*item_sign) (EVP_MD_CTX *ctx,
1461 const ASN1_ITEM *it,
1462 const void *data,
1463 X509_ALGOR *alg1,
1464 X509_ALGOR *alg2,
1465 ASN1_BIT_STRING *sig));
1466
1467 void EVP_PKEY_asn1_set_siginf(EVP_PKEY_ASN1_METHOD *ameth,
1468 int (*siginf_set) (X509_SIG_INFO *siginf,
1469 const X509_ALGOR *alg,
1470 const ASN1_STRING *sig));
1471
1472 void EVP_PKEY_asn1_set_check(EVP_PKEY_ASN1_METHOD *ameth,
1473 int (*pkey_check) (const EVP_PKEY *pk));
1474
1475 void EVP_PKEY_asn1_set_public_check(EVP_PKEY_ASN1_METHOD *ameth,
1476 int (*pkey_pub_check) (const EVP_PKEY *pk));
1477
1478 void EVP_PKEY_asn1_set_param_check(EVP_PKEY_ASN1_METHOD *ameth,
1479 int (*pkey_param_check) (const EVP_PKEY *pk));
1480
1481 void EVP_PKEY_asn1_set_set_priv_key(EVP_PKEY_ASN1_METHOD *ameth,
1482 int (*set_priv_key) (EVP_PKEY *pk,
1483 const unsigned char
1484 *priv,
1485 size_t len));
1486 void EVP_PKEY_asn1_set_set_pub_key(EVP_PKEY_ASN1_METHOD *ameth,
1487 int (*set_pub_key) (EVP_PKEY *pk,
1488 const unsigned char *pub,
1489 size_t len));
1490 void EVP_PKEY_asn1_set_get_priv_key(EVP_PKEY_ASN1_METHOD *ameth,
1491 int (*get_priv_key) (const EVP_PKEY *pk,
1492 unsigned char *priv,
1493 size_t *len));
1494 void EVP_PKEY_asn1_set_get_pub_key(EVP_PKEY_ASN1_METHOD *ameth,
1495 int (*get_pub_key) (const EVP_PKEY *pk,
1496 unsigned char *pub,
1497 size_t *len));
1498
1499 void EVP_PKEY_asn1_set_security_bits(EVP_PKEY_ASN1_METHOD *ameth,
1500 int (*pkey_security_bits) (const EVP_PKEY
1501 *pk));
1502
1503 int EVP_PKEY_CTX_get_signature_md(EVP_PKEY_CTX *ctx, const EVP_MD **md);
1504 int EVP_PKEY_CTX_set_signature_md(EVP_PKEY_CTX *ctx, const EVP_MD *md);
1505
1506 int EVP_PKEY_CTX_set1_id(EVP_PKEY_CTX *ctx, const void *id, int len);
1507 int EVP_PKEY_CTX_get1_id(EVP_PKEY_CTX *ctx, void *id);
1508 int EVP_PKEY_CTX_get1_id_len(EVP_PKEY_CTX *ctx, size_t *id_len);
1509
1510 int EVP_PKEY_CTX_set_kem_op(EVP_PKEY_CTX *ctx, const char *op);
1511
1512 const char *EVP_PKEY_get0_first_alg_name(const EVP_PKEY *key);
1513
1514 # define EVP_PKEY_OP_UNDEFINED 0
1515 # define EVP_PKEY_OP_PARAMGEN (1<<1)
1516 # define EVP_PKEY_OP_KEYGEN (1<<2)
1517 # define EVP_PKEY_OP_PARAMFROMDATA (1<<3)
1518 # define EVP_PKEY_OP_KEYFROMDATA (1<<4)
1519 # define EVP_PKEY_OP_SIGN (1<<5)
1520 # define EVP_PKEY_OP_VERIFY (1<<6)
1521 # define EVP_PKEY_OP_VERIFYRECOVER (1<<7)
1522 # define EVP_PKEY_OP_SIGNCTX (1<<8)
1523 # define EVP_PKEY_OP_VERIFYCTX (1<<9)
1524 # define EVP_PKEY_OP_ENCRYPT (1<<10)
1525 # define EVP_PKEY_OP_DECRYPT (1<<11)
1526 # define EVP_PKEY_OP_DERIVE (1<<12)
1527 # define EVP_PKEY_OP_ENCAPSULATE (1<<13)
1528 # define EVP_PKEY_OP_DECAPSULATE (1<<14)
1529
1530 # define EVP_PKEY_OP_TYPE_SIG \
1531 (EVP_PKEY_OP_SIGN | EVP_PKEY_OP_VERIFY | EVP_PKEY_OP_VERIFYRECOVER \
1532 | EVP_PKEY_OP_SIGNCTX | EVP_PKEY_OP_VERIFYCTX)
1533
1534 # define EVP_PKEY_OP_TYPE_CRYPT \
1535 (EVP_PKEY_OP_ENCRYPT | EVP_PKEY_OP_DECRYPT)
1536
1537 # define EVP_PKEY_OP_TYPE_NOGEN \
1538 (EVP_PKEY_OP_TYPE_SIG | EVP_PKEY_OP_TYPE_CRYPT | EVP_PKEY_OP_DERIVE)
1539
1540 # define EVP_PKEY_OP_TYPE_GEN \
1541 (EVP_PKEY_OP_PARAMGEN | EVP_PKEY_OP_KEYGEN)
1542
1543 # define EVP_PKEY_OP_TYPE_FROMDATA \
1544 (EVP_PKEY_OP_PARAMFROMDATA | EVP_PKEY_OP_KEYFROMDATA)
1545
1546 int EVP_PKEY_CTX_set_mac_key(EVP_PKEY_CTX *ctx, const unsigned char *key,
1547 int keylen);
1548
1549 # define EVP_PKEY_CTRL_MD 1
1550 # define EVP_PKEY_CTRL_PEER_KEY 2
1551 # define EVP_PKEY_CTRL_PKCS7_ENCRYPT 3
1552 # define EVP_PKEY_CTRL_PKCS7_DECRYPT 4
1553 # define EVP_PKEY_CTRL_PKCS7_SIGN 5
1554 # define EVP_PKEY_CTRL_SET_MAC_KEY 6
1555 # define EVP_PKEY_CTRL_DIGESTINIT 7
1556 /* Used by GOST key encryption in TLS */
1557 # define EVP_PKEY_CTRL_SET_IV 8
1558 # define EVP_PKEY_CTRL_CMS_ENCRYPT 9
1559 # define EVP_PKEY_CTRL_CMS_DECRYPT 10
1560 # define EVP_PKEY_CTRL_CMS_SIGN 11
1561 # define EVP_PKEY_CTRL_CIPHER 12
1562 # define EVP_PKEY_CTRL_GET_MD 13
1563 # define EVP_PKEY_CTRL_SET_DIGEST_SIZE 14
1564 # define EVP_PKEY_CTRL_SET1_ID 15
1565 # define EVP_PKEY_CTRL_GET1_ID 16
1566 # define EVP_PKEY_CTRL_GET1_ID_LEN 17
1567
1568 # define EVP_PKEY_ALG_CTRL 0x1000
1569
1570 # define EVP_PKEY_FLAG_AUTOARGLEN 2
1571 /*
1572 * Method handles all operations: don't assume any digest related defaults.
1573 */
1574 # define EVP_PKEY_FLAG_SIGCTX_CUSTOM 4
1575
1576 DEPRECATEDIN_3_0(const EVP_PKEY_METHOD *EVP_PKEY_meth_find(int type))
1577 DEPRECATEDIN_3_0(EVP_PKEY_METHOD *EVP_PKEY_meth_new(int id, int flags))
1578 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get0_info(int *ppkey_id, int *pflags,
1579 const EVP_PKEY_METHOD *meth))
1580 DEPRECATEDIN_3_0(void EVP_PKEY_meth_copy(EVP_PKEY_METHOD *dst,
1581 const EVP_PKEY_METHOD *src))
1582 DEPRECATEDIN_3_0(void EVP_PKEY_meth_free(EVP_PKEY_METHOD *pmeth))
1583 DEPRECATEDIN_3_0(int EVP_PKEY_meth_add0(const EVP_PKEY_METHOD *pmeth))
1584 DEPRECATEDIN_3_0(int EVP_PKEY_meth_remove(const EVP_PKEY_METHOD *pmeth))
1585 DEPRECATEDIN_3_0(size_t EVP_PKEY_meth_get_count(void))
1586 DEPRECATEDIN_3_0(const EVP_PKEY_METHOD *EVP_PKEY_meth_get0(size_t idx))
1587
1588 EVP_KEYMGMT *EVP_KEYMGMT_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
1589 const char *properties);
1590 int EVP_KEYMGMT_up_ref(EVP_KEYMGMT *keymgmt);
1591 void EVP_KEYMGMT_free(EVP_KEYMGMT *keymgmt);
1592 const OSSL_PROVIDER *EVP_KEYMGMT_provider(const EVP_KEYMGMT *keymgmt);
1593 const char *EVP_KEYMGMT_get0_first_name(const EVP_KEYMGMT *keymgmt);
1594 int EVP_KEYMGMT_number(const EVP_KEYMGMT *keymgmt);
1595 int EVP_KEYMGMT_is_a(const EVP_KEYMGMT *keymgmt, const char *name);
1596 void EVP_KEYMGMT_do_all_provided(OSSL_LIB_CTX *libctx,
1597 void (*fn)(EVP_KEYMGMT *keymgmt, void *arg),
1598 void *arg);
1599 void EVP_KEYMGMT_names_do_all(const EVP_KEYMGMT *keymgmt,
1600 void (*fn)(const char *name, void *data),
1601 void *data);
1602 const OSSL_PARAM *EVP_KEYMGMT_gettable_params(const EVP_KEYMGMT *keymgmt);
1603 const OSSL_PARAM *EVP_KEYMGMT_settable_params(const EVP_KEYMGMT *keymgmt);
1604 const OSSL_PARAM *EVP_KEYMGMT_gen_settable_params(const EVP_KEYMGMT *keymgmt);
1605
1606 EVP_PKEY_CTX *EVP_PKEY_CTX_new(EVP_PKEY *pkey, ENGINE *e);
1607 EVP_PKEY_CTX *EVP_PKEY_CTX_new_id(int id, ENGINE *e);
1608 EVP_PKEY_CTX *EVP_PKEY_CTX_new_from_name(OSSL_LIB_CTX *libctx,
1609 const char *name,
1610 const char *propquery);
1611 EVP_PKEY_CTX *EVP_PKEY_CTX_new_from_pkey(OSSL_LIB_CTX *libctx,
1612 EVP_PKEY *pkey, const char *propquery);
1613 EVP_PKEY_CTX *EVP_PKEY_CTX_dup(const EVP_PKEY_CTX *ctx);
1614 void EVP_PKEY_CTX_free(EVP_PKEY_CTX *ctx);
1615
1616 int EVP_PKEY_CTX_get_params(EVP_PKEY_CTX *ctx, OSSL_PARAM *params);
1617 const OSSL_PARAM *EVP_PKEY_CTX_gettable_params(EVP_PKEY_CTX *ctx);
1618 int EVP_PKEY_CTX_set_params(EVP_PKEY_CTX *ctx, OSSL_PARAM *params);
1619 const OSSL_PARAM *EVP_PKEY_CTX_settable_params(EVP_PKEY_CTX *ctx);
1620 int EVP_PKEY_CTX_ctrl(EVP_PKEY_CTX *ctx, int keytype, int optype,
1621 int cmd, int p1, void *p2);
1622 int EVP_PKEY_CTX_ctrl_str(EVP_PKEY_CTX *ctx, const char *type,
1623 const char *value);
1624 int EVP_PKEY_CTX_ctrl_uint64(EVP_PKEY_CTX *ctx, int keytype, int optype,
1625 int cmd, uint64_t value);
1626
1627 int EVP_PKEY_CTX_str2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *str);
1628 int EVP_PKEY_CTX_hex2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *hex);
1629
1630 int EVP_PKEY_CTX_md(EVP_PKEY_CTX *ctx, int optype, int cmd, const char *md);
1631
1632 int EVP_PKEY_CTX_get_operation(EVP_PKEY_CTX *ctx);
1633 void EVP_PKEY_CTX_set0_keygen_info(EVP_PKEY_CTX *ctx, int *dat, int datlen);
1634
1635 EVP_PKEY *EVP_PKEY_new_mac_key(int type, ENGINE *e,
1636 const unsigned char *key, int keylen);
1637 EVP_PKEY *EVP_PKEY_new_raw_private_key_ex(OSSL_LIB_CTX *libctx,
1638 const char *keytype,
1639 const char *propq,
1640 const unsigned char *priv, size_t len);
1641 EVP_PKEY *EVP_PKEY_new_raw_private_key(int type, ENGINE *e,
1642 const unsigned char *priv,
1643 size_t len);
1644 EVP_PKEY *EVP_PKEY_new_raw_public_key_ex(OSSL_LIB_CTX *libctx,
1645 const char *keytype, const char *propq,
1646 const unsigned char *pub, size_t len);
1647 EVP_PKEY *EVP_PKEY_new_raw_public_key(int type, ENGINE *e,
1648 const unsigned char *pub,
1649 size_t len);
1650 int EVP_PKEY_get_raw_private_key(const EVP_PKEY *pkey, unsigned char *priv,
1651 size_t *len);
1652 int EVP_PKEY_get_raw_public_key(const EVP_PKEY *pkey, unsigned char *pub,
1653 size_t *len);
1654
1655 EVP_PKEY *EVP_PKEY_new_CMAC_key_ex(const unsigned char *priv, size_t len,
1656 const char *cipher_name, OSSL_LIB_CTX *libctx,
1657 const char *propq);
1658 EVP_PKEY *EVP_PKEY_new_CMAC_key(ENGINE *e, const unsigned char *priv,
1659 size_t len, const EVP_CIPHER *cipher);
1660
1661 void EVP_PKEY_CTX_set_data(EVP_PKEY_CTX *ctx, void *data);
1662 void *EVP_PKEY_CTX_get_data(const EVP_PKEY_CTX *ctx);
1663 EVP_PKEY *EVP_PKEY_CTX_get0_pkey(EVP_PKEY_CTX *ctx);
1664
1665 EVP_PKEY *EVP_PKEY_CTX_get0_peerkey(EVP_PKEY_CTX *ctx);
1666
1667 void EVP_PKEY_CTX_set_app_data(EVP_PKEY_CTX *ctx, void *data);
1668 void *EVP_PKEY_CTX_get_app_data(EVP_PKEY_CTX *ctx);
1669
1670 void EVP_SIGNATURE_free(EVP_SIGNATURE *signature);
1671 int EVP_SIGNATURE_up_ref(EVP_SIGNATURE *signature);
1672 OSSL_PROVIDER *EVP_SIGNATURE_provider(const EVP_SIGNATURE *signature);
1673 EVP_SIGNATURE *EVP_SIGNATURE_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
1674 const char *properties);
1675 int EVP_SIGNATURE_is_a(const EVP_SIGNATURE *signature, const char *name);
1676 int EVP_SIGNATURE_number(const EVP_SIGNATURE *signature);
1677 void EVP_SIGNATURE_do_all_provided(OSSL_LIB_CTX *libctx,
1678 void (*fn)(EVP_SIGNATURE *signature,
1679 void *data),
1680 void *data);
1681 void EVP_SIGNATURE_names_do_all(const EVP_SIGNATURE *signature,
1682 void (*fn)(const char *name, void *data),
1683 void *data);
1684 const OSSL_PARAM *EVP_SIGNATURE_gettable_ctx_params(const EVP_SIGNATURE *sig);
1685 const OSSL_PARAM *EVP_SIGNATURE_settable_ctx_params(const EVP_SIGNATURE *sig);
1686
1687 void EVP_ASYM_CIPHER_free(EVP_ASYM_CIPHER *cipher);
1688 int EVP_ASYM_CIPHER_up_ref(EVP_ASYM_CIPHER *cipher);
1689 OSSL_PROVIDER *EVP_ASYM_CIPHER_provider(const EVP_ASYM_CIPHER *cipher);
1690 EVP_ASYM_CIPHER *EVP_ASYM_CIPHER_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
1691 const char *properties);
1692 int EVP_ASYM_CIPHER_is_a(const EVP_ASYM_CIPHER *cipher, const char *name);
1693 int EVP_ASYM_CIPHER_number(const EVP_ASYM_CIPHER *cipher);
1694 void EVP_ASYM_CIPHER_do_all_provided(OSSL_LIB_CTX *libctx,
1695 void (*fn)(EVP_ASYM_CIPHER *cipher,
1696 void *arg),
1697 void *arg);
1698 void EVP_ASYM_CIPHER_names_do_all(const EVP_ASYM_CIPHER *cipher,
1699 void (*fn)(const char *name, void *data),
1700 void *data);
1701 const OSSL_PARAM *EVP_ASYM_CIPHER_gettable_ctx_params(const EVP_ASYM_CIPHER *ciph);
1702 const OSSL_PARAM *EVP_ASYM_CIPHER_settable_ctx_params(const EVP_ASYM_CIPHER *ciph);
1703
1704 void EVP_KEM_free(EVP_KEM *wrap);
1705 int EVP_KEM_up_ref(EVP_KEM *wrap);
1706 OSSL_PROVIDER *EVP_KEM_provider(const EVP_KEM *wrap);
1707 EVP_KEM *EVP_KEM_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
1708 const char *properties);
1709 int EVP_KEM_is_a(const EVP_KEM *wrap, const char *name);
1710 int EVP_KEM_number(const EVP_KEM *wrap);
1711 void EVP_KEM_do_all_provided(OSSL_LIB_CTX *libctx,
1712 void (*fn)(EVP_KEM *wrap, void *arg), void *arg);
1713 void EVP_KEM_names_do_all(const EVP_KEM *wrap,
1714 void (*fn)(const char *name, void *data), void *data);
1715 const OSSL_PARAM *EVP_KEM_gettable_ctx_params(const EVP_KEM *kem);
1716 const OSSL_PARAM *EVP_KEM_settable_ctx_params(const EVP_KEM *kem);
1717
1718 int EVP_PKEY_sign_init(EVP_PKEY_CTX *ctx);
1719 int EVP_PKEY_sign(EVP_PKEY_CTX *ctx,
1720 unsigned char *sig, size_t *siglen,
1721 const unsigned char *tbs, size_t tbslen);
1722 int EVP_PKEY_verify_init(EVP_PKEY_CTX *ctx);
1723 int EVP_PKEY_verify(EVP_PKEY_CTX *ctx,
1724 const unsigned char *sig, size_t siglen,
1725 const unsigned char *tbs, size_t tbslen);
1726 int EVP_PKEY_verify_recover_init(EVP_PKEY_CTX *ctx);
1727 int EVP_PKEY_verify_recover(EVP_PKEY_CTX *ctx,
1728 unsigned char *rout, size_t *routlen,
1729 const unsigned char *sig, size_t siglen);
1730 int EVP_PKEY_encrypt_init(EVP_PKEY_CTX *ctx);
1731 int EVP_PKEY_encrypt(EVP_PKEY_CTX *ctx,
1732 unsigned char *out, size_t *outlen,
1733 const unsigned char *in, size_t inlen);
1734 int EVP_PKEY_decrypt_init(EVP_PKEY_CTX *ctx);
1735 int EVP_PKEY_decrypt(EVP_PKEY_CTX *ctx,
1736 unsigned char *out, size_t *outlen,
1737 const unsigned char *in, size_t inlen);
1738
1739 int EVP_PKEY_derive_init(EVP_PKEY_CTX *ctx);
1740 int EVP_PKEY_derive_set_peer(EVP_PKEY_CTX *ctx, EVP_PKEY *peer);
1741 int EVP_PKEY_derive(EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen);
1742
1743 int EVP_PKEY_encapsulate_init(EVP_PKEY_CTX *ctx);
1744 int EVP_PKEY_encapsulate(EVP_PKEY_CTX *ctx,
1745 unsigned char *wrappedkey, size_t *wrappedkeylen,
1746 unsigned char *genkey, size_t *genkeylen);
1747 int EVP_PKEY_decapsulate_init(EVP_PKEY_CTX *ctx);
1748 int EVP_PKEY_decapsulate(EVP_PKEY_CTX *ctx,
1749 unsigned char *unwrapped, size_t *unwrappedlen,
1750 const unsigned char *wrapped, size_t wrappedlen);
1751
1752 typedef int EVP_PKEY_gen_cb(EVP_PKEY_CTX *ctx);
1753
1754 int EVP_PKEY_param_fromdata_init(EVP_PKEY_CTX *ctx);
1755 int EVP_PKEY_key_fromdata_init(EVP_PKEY_CTX *ctx);
1756 int EVP_PKEY_fromdata(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey, OSSL_PARAM param[]);
1757 const OSSL_PARAM *EVP_PKEY_param_fromdata_settable(EVP_PKEY_CTX *ctx);
1758 const OSSL_PARAM *EVP_PKEY_key_fromdata_settable(EVP_PKEY_CTX *ctx);
1759 const OSSL_PARAM *EVP_PKEY_gettable_params(EVP_PKEY *pkey);
1760 int EVP_PKEY_get_int_param(EVP_PKEY *pkey, const char *key_name, int *out);
1761 int EVP_PKEY_get_size_t_param(EVP_PKEY *pkey, const char *key_name, size_t *out);
1762 int EVP_PKEY_get_bn_param(EVP_PKEY *pkey, const char *key_name, BIGNUM **bn);
1763 int EVP_PKEY_get_utf8_string_param(EVP_PKEY *pkey, const char *key_name,
1764 char *str, size_t max_buf_sz, size_t *out_sz);
1765 int EVP_PKEY_get_octet_string_param(EVP_PKEY *pkey, const char *key_name,
1766 unsigned char *buf, size_t max_buf_sz,
1767 size_t *out_sz);
1768
1769 int EVP_PKEY_paramgen_init(EVP_PKEY_CTX *ctx);
1770 int EVP_PKEY_paramgen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1771 int EVP_PKEY_keygen_init(EVP_PKEY_CTX *ctx);
1772 int EVP_PKEY_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1773 int EVP_PKEY_gen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1774 int EVP_PKEY_check(EVP_PKEY_CTX *ctx);
1775 int EVP_PKEY_public_check(EVP_PKEY_CTX *ctx);
1776 int EVP_PKEY_param_check(EVP_PKEY_CTX *ctx);
1777 int EVP_PKEY_private_check(EVP_PKEY_CTX *ctx);
1778 int EVP_PKEY_pairwise_check(EVP_PKEY_CTX *ctx);
1779
1780 # define EVP_PKEY_get_ex_new_index(l, p, newf, dupf, freef) \
1781 CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_EVP_PKEY, l, p, newf, dupf, freef)
1782 int EVP_PKEY_set_ex_data(EVP_PKEY *key, int idx, void *arg);
1783 void *EVP_PKEY_get_ex_data(const EVP_PKEY *key, int idx);
1784
1785 void EVP_PKEY_CTX_set_cb(EVP_PKEY_CTX *ctx, EVP_PKEY_gen_cb *cb);
1786 EVP_PKEY_gen_cb *EVP_PKEY_CTX_get_cb(EVP_PKEY_CTX *ctx);
1787
1788 int EVP_PKEY_CTX_get_keygen_info(EVP_PKEY_CTX *ctx, int idx);
1789
1790 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_init(EVP_PKEY_METHOD *pmeth,
1791 int (*init) (EVP_PKEY_CTX *ctx)))
1792
1793 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_copy
1794 (EVP_PKEY_METHOD *pmeth, int (*copy) (EVP_PKEY_CTX *dst,
1795 const EVP_PKEY_CTX *src)))
1796
1797 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_cleanup
1798 (EVP_PKEY_METHOD *pmeth, void (*cleanup) (EVP_PKEY_CTX *ctx)))
1799
1800 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_paramgen
1801 (EVP_PKEY_METHOD *pmeth, int (*paramgen_init) (EVP_PKEY_CTX *ctx),
1802 int (*paramgen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)))
1803
1804 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_keygen
1805 (EVP_PKEY_METHOD *pmeth, int (*keygen_init) (EVP_PKEY_CTX *ctx),
1806 int (*keygen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)))
1807
1808 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_sign
1809 (EVP_PKEY_METHOD *pmeth, int (*sign_init) (EVP_PKEY_CTX *ctx),
1810 int (*sign) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
1811 const unsigned char *tbs, size_t tbslen)))
1812
1813 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_verify
1814 (EVP_PKEY_METHOD *pmeth, int (*verify_init) (EVP_PKEY_CTX *ctx),
1815 int (*verify) (EVP_PKEY_CTX *ctx, const unsigned char *sig, size_t siglen,
1816 const unsigned char *tbs, size_t tbslen)))
1817
1818 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_verify_recover
1819 (EVP_PKEY_METHOD *pmeth, int (*verify_recover_init) (EVP_PKEY_CTX *ctx),
1820 int (*verify_recover) (EVP_PKEY_CTX *ctx, unsigned char *sig,
1821 size_t *siglen, const unsigned char *tbs,
1822 size_t tbslen)))
1823
1824 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_signctx
1825 (EVP_PKEY_METHOD *pmeth, int (*signctx_init) (EVP_PKEY_CTX *ctx,
1826 EVP_MD_CTX *mctx),
1827 int (*signctx) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
1828 EVP_MD_CTX *mctx)))
1829
1830 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_verifyctx
1831 (EVP_PKEY_METHOD *pmeth, int (*verifyctx_init) (EVP_PKEY_CTX *ctx,
1832 EVP_MD_CTX *mctx),
1833 int (*verifyctx) (EVP_PKEY_CTX *ctx, const unsigned char *sig, int siglen,
1834 EVP_MD_CTX *mctx)))
1835
1836 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_encrypt
1837 (EVP_PKEY_METHOD *pmeth, int (*encrypt_init) (EVP_PKEY_CTX *ctx),
1838 int (*encryptfn) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
1839 const unsigned char *in, size_t inlen)))
1840
1841 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_decrypt
1842 (EVP_PKEY_METHOD *pmeth, int (*decrypt_init) (EVP_PKEY_CTX *ctx),
1843 int (*decrypt) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
1844 const unsigned char *in, size_t inlen)))
1845
1846 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_derive
1847 (EVP_PKEY_METHOD *pmeth, int (*derive_init) (EVP_PKEY_CTX *ctx),
1848 int (*derive) (EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen)))
1849
1850 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_ctrl
1851 (EVP_PKEY_METHOD *pmeth, int (*ctrl) (EVP_PKEY_CTX *ctx, int type, int p1,
1852 void *p2),
1853 int (*ctrl_str) (EVP_PKEY_CTX *ctx, const char *type, const char *value)))
1854
1855 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_digestsign
1856 (EVP_PKEY_METHOD *pmeth,
1857 int (*digestsign) (EVP_MD_CTX *ctx, unsigned char *sig, size_t *siglen,
1858 const unsigned char *tbs, size_t tbslen)))
1859
1860 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_digestverify
1861 (EVP_PKEY_METHOD *pmeth,
1862 int (*digestverify) (EVP_MD_CTX *ctx, const unsigned char *sig,
1863 size_t siglen, const unsigned char *tbs,
1864 size_t tbslen)))
1865
1866 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_check
1867 (EVP_PKEY_METHOD *pmeth, int (*check) (EVP_PKEY *pkey)))
1868
1869 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_public_check
1870 (EVP_PKEY_METHOD *pmeth, int (*check) (EVP_PKEY *pkey)))
1871
1872 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_param_check
1873 (EVP_PKEY_METHOD *pmeth, int (*check) (EVP_PKEY *pkey)))
1874
1875 DEPRECATEDIN_3_0(void EVP_PKEY_meth_set_digest_custom
1876 (EVP_PKEY_METHOD *pmeth, int (*digest_custom) (EVP_PKEY_CTX *ctx,
1877 EVP_MD_CTX *mctx)))
1878
1879 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_init
1880 (const EVP_PKEY_METHOD *pmeth, int (**pinit) (EVP_PKEY_CTX *ctx)))
1881
1882 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_copy
1883 (const EVP_PKEY_METHOD *pmeth, int (**pcopy) (EVP_PKEY_CTX *dst,
1884 const EVP_PKEY_CTX *src)))
1885
1886 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_cleanup
1887 (const EVP_PKEY_METHOD *pmeth, void (**pcleanup) (EVP_PKEY_CTX *ctx)))
1888
1889 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_paramgen
1890 (const EVP_PKEY_METHOD *pmeth, int (**pparamgen_init) (EVP_PKEY_CTX *ctx),
1891 int (**pparamgen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)))
1892
1893 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_keygen
1894 (const EVP_PKEY_METHOD *pmeth, int (**pkeygen_init) (EVP_PKEY_CTX *ctx),
1895 int (**pkeygen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)))
1896
1897 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_sign
1898 (const EVP_PKEY_METHOD *pmeth, int (**psign_init) (EVP_PKEY_CTX *ctx),
1899 int (**psign) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
1900 const unsigned char *tbs, size_t tbslen)))
1901
1902 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_verify
1903 (const EVP_PKEY_METHOD *pmeth, int (**pverify_init) (EVP_PKEY_CTX *ctx),
1904 int (**pverify) (EVP_PKEY_CTX *ctx, const unsigned char *sig,
1905 size_t siglen, const unsigned char *tbs, size_t tbslen)))
1906
1907 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_verify_recover
1908 (const EVP_PKEY_METHOD *pmeth,
1909 int (**pverify_recover_init) (EVP_PKEY_CTX *ctx),
1910 int (**pverify_recover) (EVP_PKEY_CTX *ctx, unsigned char *sig,
1911 size_t *siglen, const unsigned char *tbs,
1912 size_t tbslen)))
1913
1914 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_signctx
1915 (const EVP_PKEY_METHOD *pmeth,
1916 int (**psignctx_init) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx),
1917 int (**psignctx) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
1918 EVP_MD_CTX *mctx)))
1919
1920 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_verifyctx
1921 (const EVP_PKEY_METHOD *pmeth,
1922 int (**pverifyctx_init) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx),
1923 int (**pverifyctx) (EVP_PKEY_CTX *ctx, const unsigned char *sig,
1924 int siglen, EVP_MD_CTX *mctx)))
1925
1926 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_encrypt
1927 (const EVP_PKEY_METHOD *pmeth, int (**pencrypt_init) (EVP_PKEY_CTX *ctx),
1928 int (**pencryptfn) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
1929 const unsigned char *in, size_t inlen)))
1930
1931 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_decrypt
1932 (const EVP_PKEY_METHOD *pmeth, int (**pdecrypt_init) (EVP_PKEY_CTX *ctx),
1933 int (**pdecrypt) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
1934 const unsigned char *in, size_t inlen)))
1935
1936 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_derive
1937 (const EVP_PKEY_METHOD *pmeth, int (**pderive_init) (EVP_PKEY_CTX *ctx),
1938 int (**pderive) (EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen)))
1939
1940 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_ctrl
1941 (const EVP_PKEY_METHOD *pmeth,
1942 int (**pctrl) (EVP_PKEY_CTX *ctx, int type, int p1, void *p2),
1943 int (**pctrl_str) (EVP_PKEY_CTX *ctx, const char *type,
1944 const char *value)))
1945
1946 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_digestsign
1947 (EVP_PKEY_METHOD *pmeth,
1948 int (**digestsign) (EVP_MD_CTX *ctx, unsigned char *sig, size_t *siglen,
1949 const unsigned char *tbs, size_t tbslen)))
1950
1951 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_digestverify
1952 (EVP_PKEY_METHOD *pmeth,
1953 int (**digestverify) (EVP_MD_CTX *ctx, const unsigned char *sig,
1954 size_t siglen, const unsigned char *tbs,
1955 size_t tbslen)))
1956
1957 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_check
1958 (const EVP_PKEY_METHOD *pmeth, int (**pcheck) (EVP_PKEY *pkey)))
1959
1960 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_public_check
1961 (const EVP_PKEY_METHOD *pmeth, int (**pcheck) (EVP_PKEY *pkey)))
1962
1963 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_param_check
1964 (const EVP_PKEY_METHOD *pmeth, int (**pcheck) (EVP_PKEY *pkey)))
1965
1966 DEPRECATEDIN_3_0(void EVP_PKEY_meth_get_digest_custom
1967 (EVP_PKEY_METHOD *pmeth,
1968 int (**pdigest_custom) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx)))
1969
1970 void EVP_KEYEXCH_free(EVP_KEYEXCH *exchange);
1971 int EVP_KEYEXCH_up_ref(EVP_KEYEXCH *exchange);
1972 EVP_KEYEXCH *EVP_KEYEXCH_fetch(OSSL_LIB_CTX *ctx, const char *algorithm,
1973 const char *properties);
1974 OSSL_PROVIDER *EVP_KEYEXCH_provider(const EVP_KEYEXCH *exchange);
1975 int EVP_KEYEXCH_is_a(const EVP_KEYEXCH *keyexch, const char *name);
1976 int EVP_KEYEXCH_number(const EVP_KEYEXCH *keyexch);
1977 void EVP_KEYEXCH_do_all_provided(OSSL_LIB_CTX *libctx,
1978 void (*fn)(EVP_KEYEXCH *keyexch, void *data),
1979 void *data);
1980 void EVP_KEYEXCH_names_do_all(const EVP_KEYEXCH *keyexch,
1981 void (*fn)(const char *name, void *data),
1982 void *data);
1983 const OSSL_PARAM *EVP_KEYEXCH_gettable_ctx_params(const EVP_KEYEXCH *keyexch);
1984 const OSSL_PARAM *EVP_KEYEXCH_settable_ctx_params(const EVP_KEYEXCH *keyexch);
1985
1986 void EVP_add_alg_module(void);
1987
1988 int EVP_PKEY_CTX_set_group_name(EVP_PKEY_CTX *ctx, const char *name);
1989 int EVP_PKEY_CTX_get_group_name(EVP_PKEY_CTX *ctx, char *name, size_t namelen);
1990
1991 OSSL_LIB_CTX *EVP_PKEY_CTX_get0_libctx(EVP_PKEY_CTX *ctx);
1992 const char *EVP_PKEY_CTX_get0_propq(EVP_PKEY_CTX *ctx);
1993
1994 # ifdef __cplusplus
1995 }
1996 # endif
1997 #endif
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