1/*
2 * Copyright 1995-2018 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
76#ifdef __cplusplus
77extern "C" {
78#endif
79
80int EVP_set_default_properties(OPENSSL_CTX *libctx, const char *propq);
81
82# define EVP_PKEY_MO_SIGN 0x0001
83# define EVP_PKEY_MO_VERIFY 0x0002
84# define EVP_PKEY_MO_ENCRYPT 0x0004
85# define EVP_PKEY_MO_DECRYPT 0x0008
86
87# ifndef EVP_MD
88EVP_MD *EVP_MD_meth_new(int md_type, int pkey_type);
89EVP_MD *EVP_MD_meth_dup(const EVP_MD *md);
90void EVP_MD_meth_free(EVP_MD *md);
91
92int EVP_MD_meth_set_input_blocksize(EVP_MD *md, int blocksize);
93int EVP_MD_meth_set_result_size(EVP_MD *md, int resultsize);
94int EVP_MD_meth_set_app_datasize(EVP_MD *md, int datasize);
95int EVP_MD_meth_set_flags(EVP_MD *md, unsigned long flags);
96int EVP_MD_meth_set_init(EVP_MD *md, int (*init)(EVP_MD_CTX *ctx));
97int EVP_MD_meth_set_update(EVP_MD *md, int (*update)(EVP_MD_CTX *ctx,
98 const void *data,
99 size_t count));
100int EVP_MD_meth_set_final(EVP_MD *md, int (*final)(EVP_MD_CTX *ctx,
101 unsigned char *md));
102int EVP_MD_meth_set_copy(EVP_MD *md, int (*copy)(EVP_MD_CTX *to,
103 const EVP_MD_CTX *from));
104int EVP_MD_meth_set_cleanup(EVP_MD *md, int (*cleanup)(EVP_MD_CTX *ctx));
105int EVP_MD_meth_set_ctrl(EVP_MD *md, int (*ctrl)(EVP_MD_CTX *ctx, int cmd,
106 int p1, void *p2));
107
108int EVP_MD_meth_get_input_blocksize(const EVP_MD *md);
109int EVP_MD_meth_get_result_size(const EVP_MD *md);
110int EVP_MD_meth_get_app_datasize(const EVP_MD *md);
111unsigned long EVP_MD_meth_get_flags(const EVP_MD *md);
112int (*EVP_MD_meth_get_init(const EVP_MD *md))(EVP_MD_CTX *ctx);
113int (*EVP_MD_meth_get_update(const EVP_MD *md))(EVP_MD_CTX *ctx,
114 const void *data,
115 size_t count);
116int (*EVP_MD_meth_get_final(const EVP_MD *md))(EVP_MD_CTX *ctx,
117 unsigned char *md);
118int (*EVP_MD_meth_get_copy(const EVP_MD *md))(EVP_MD_CTX *to,
119 const EVP_MD_CTX *from);
120int (*EVP_MD_meth_get_cleanup(const EVP_MD *md))(EVP_MD_CTX *ctx);
121int (*EVP_MD_meth_get_ctrl(const EVP_MD *md))(EVP_MD_CTX *ctx, int cmd,
122 int p1, void *p2);
123
124/* digest can only handle a single block */
125# define EVP_MD_FLAG_ONESHOT 0x0001
126
127/* digest is extensible-output function, XOF */
128# define EVP_MD_FLAG_XOF 0x0002
129
130/* DigestAlgorithmIdentifier flags... */
131
132# define EVP_MD_FLAG_DIGALGID_MASK 0x0018
133
134/* NULL or absent parameter accepted. Use NULL */
135
136# define EVP_MD_FLAG_DIGALGID_NULL 0x0000
137
138/* NULL or absent parameter accepted. Use NULL for PKCS#1 otherwise absent */
139
140# define EVP_MD_FLAG_DIGALGID_ABSENT 0x0008
141
142/* Custom handling via ctrl */
143
144# define EVP_MD_FLAG_DIGALGID_CUSTOM 0x0018
145
146/* Note if suitable for use in FIPS mode */
147# define EVP_MD_FLAG_FIPS 0x0400
148
149/* Digest ctrls */
150
151# define EVP_MD_CTRL_DIGALGID 0x1
152# define EVP_MD_CTRL_MICALG 0x2
153# define EVP_MD_CTRL_XOF_LEN 0x3
154
155/* Minimum Algorithm specific ctrl value */
156
157# define EVP_MD_CTRL_ALG_CTRL 0x1000
158
159# endif /* !EVP_MD */
160
161/* values for EVP_MD_CTX flags */
162
163# define EVP_MD_CTX_FLAG_ONESHOT 0x0001/* digest update will be
164 * called once only */
165# define EVP_MD_CTX_FLAG_CLEANED 0x0002/* context has already been
166 * cleaned */
167# define EVP_MD_CTX_FLAG_REUSE 0x0004/* Don't free up ctx->md_data
168 * in EVP_MD_CTX_reset */
169/*
170 * FIPS and pad options are ignored in 1.0.0, definitions are here so we
171 * don't accidentally reuse the values for other purposes.
172 */
173
174# define EVP_MD_CTX_FLAG_NON_FIPS_ALLOW 0x0008/* Allow use of non FIPS
175 * digest in FIPS mode */
176
177/*
178 * The following PAD options are also currently ignored in 1.0.0, digest
179 * parameters are handled through EVP_DigestSign*() and EVP_DigestVerify*()
180 * instead.
181 */
182# define EVP_MD_CTX_FLAG_PAD_MASK 0xF0/* RSA mode to use */
183# define EVP_MD_CTX_FLAG_PAD_PKCS1 0x00/* PKCS#1 v1.5 mode */
184# define EVP_MD_CTX_FLAG_PAD_X931 0x10/* X9.31 mode */
185# define EVP_MD_CTX_FLAG_PAD_PSS 0x20/* PSS mode */
186
187# define EVP_MD_CTX_FLAG_NO_INIT 0x0100/* Don't initialize md_data */
188/*
189 * Some functions such as EVP_DigestSign only finalise copies of internal
190 * contexts so additional data can be included after the finalisation call.
191 * This is inefficient if this functionality is not required: it is disabled
192 * if the following flag is set.
193 */
194# define EVP_MD_CTX_FLAG_FINALISE 0x0200
195/* NOTE: 0x0400 is reserved for internal usage */
196
197EVP_CIPHER *EVP_CIPHER_meth_new(int cipher_type, int block_size, int key_len);
198EVP_CIPHER *EVP_CIPHER_meth_dup(const EVP_CIPHER *cipher);
199void EVP_CIPHER_meth_free(EVP_CIPHER *cipher);
200
201int EVP_CIPHER_meth_set_iv_length(EVP_CIPHER *cipher, int iv_len);
202int EVP_CIPHER_meth_set_flags(EVP_CIPHER *cipher, unsigned long flags);
203int EVP_CIPHER_meth_set_impl_ctx_size(EVP_CIPHER *cipher, int ctx_size);
204int EVP_CIPHER_meth_set_init(EVP_CIPHER *cipher,
205 int (*init) (EVP_CIPHER_CTX *ctx,
206 const unsigned char *key,
207 const unsigned char *iv,
208 int enc));
209int EVP_CIPHER_meth_set_do_cipher(EVP_CIPHER *cipher,
210 int (*do_cipher) (EVP_CIPHER_CTX *ctx,
211 unsigned char *out,
212 const unsigned char *in,
213 size_t inl));
214int EVP_CIPHER_meth_set_cleanup(EVP_CIPHER *cipher,
215 int (*cleanup) (EVP_CIPHER_CTX *));
216int EVP_CIPHER_meth_set_set_asn1_params(EVP_CIPHER *cipher,
217 int (*set_asn1_parameters) (EVP_CIPHER_CTX *,
218 ASN1_TYPE *));
219int EVP_CIPHER_meth_set_get_asn1_params(EVP_CIPHER *cipher,
220 int (*get_asn1_parameters) (EVP_CIPHER_CTX *,
221 ASN1_TYPE *));
222int EVP_CIPHER_meth_set_ctrl(EVP_CIPHER *cipher,
223 int (*ctrl) (EVP_CIPHER_CTX *, int type,
224 int arg, void *ptr));
225
226int (*EVP_CIPHER_meth_get_init(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *ctx,
227 const unsigned char *key,
228 const unsigned char *iv,
229 int enc);
230int (*EVP_CIPHER_meth_get_do_cipher(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *ctx,
231 unsigned char *out,
232 const unsigned char *in,
233 size_t inl);
234int (*EVP_CIPHER_meth_get_cleanup(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *);
235int (*EVP_CIPHER_meth_get_set_asn1_params(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *,
236 ASN1_TYPE *);
237int (*EVP_CIPHER_meth_get_get_asn1_params(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *,
238 ASN1_TYPE *);
239int (*EVP_CIPHER_meth_get_ctrl(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *,
240 int type, int arg,
241 void *ptr);
242
243/* Values for cipher flags */
244
245/* Modes for ciphers */
246
247# define EVP_CIPH_STREAM_CIPHER 0x0
248# define EVP_CIPH_ECB_MODE 0x1
249# define EVP_CIPH_CBC_MODE 0x2
250# define EVP_CIPH_CFB_MODE 0x3
251# define EVP_CIPH_OFB_MODE 0x4
252# define EVP_CIPH_CTR_MODE 0x5
253# define EVP_CIPH_GCM_MODE 0x6
254# define EVP_CIPH_CCM_MODE 0x7
255# define EVP_CIPH_XTS_MODE 0x10001
256# define EVP_CIPH_WRAP_MODE 0x10002
257# define EVP_CIPH_OCB_MODE 0x10003
258# define EVP_CIPH_SIV_MODE 0x10004
259# define EVP_CIPH_MODE 0xF0007
260/* Set if variable length cipher */
261# define EVP_CIPH_VARIABLE_LENGTH 0x8
262/* Set if the iv handling should be done by the cipher itself */
263# define EVP_CIPH_CUSTOM_IV 0x10
264/* Set if the cipher's init() function should be called if key is NULL */
265# define EVP_CIPH_ALWAYS_CALL_INIT 0x20
266/* Call ctrl() to init cipher parameters */
267# define EVP_CIPH_CTRL_INIT 0x40
268/* Don't use standard key length function */
269# define EVP_CIPH_CUSTOM_KEY_LENGTH 0x80
270/* Don't use standard block padding */
271# define EVP_CIPH_NO_PADDING 0x100
272/* cipher handles random key generation */
273# define EVP_CIPH_RAND_KEY 0x200
274/* cipher has its own additional copying logic */
275# define EVP_CIPH_CUSTOM_COPY 0x400
276/* Don't use standard iv length function */
277# define EVP_CIPH_CUSTOM_IV_LENGTH 0x800
278/* Legacy and no longer relevant: Allow use default ASN1 get/set iv */
279# define EVP_CIPH_FLAG_DEFAULT_ASN1 0
280/* Free: 0x1000 */
281/* Buffer length in bits not bytes: CFB1 mode only */
282# define EVP_CIPH_FLAG_LENGTH_BITS 0x2000
283/* Note if suitable for use in FIPS mode */
284# define EVP_CIPH_FLAG_FIPS 0x4000
285/* Allow non FIPS cipher in FIPS mode */
286# define EVP_CIPH_FLAG_NON_FIPS_ALLOW 0x8000
287/*
288 * Cipher handles any and all padding logic as well as finalisation.
289 */
290# define EVP_CIPH_FLAG_CUSTOM_CIPHER 0x100000
291# define EVP_CIPH_FLAG_AEAD_CIPHER 0x200000
292# define EVP_CIPH_FLAG_TLS1_1_MULTIBLOCK 0x400000
293/* Cipher can handle pipeline operations */
294# define EVP_CIPH_FLAG_PIPELINE 0X800000
295/* For provider implementations that handle ASN1 get/set param themselves */
296# define EVP_CIPH_FLAG_CUSTOM_ASN1 0x1000000
297
298/*
299 * Cipher context flag to indicate we can handle wrap mode: if allowed in
300 * older applications it could overflow buffers.
301 */
302
303# define EVP_CIPHER_CTX_FLAG_WRAP_ALLOW 0x1
304
305/* ctrl() values */
306
307# define EVP_CTRL_INIT 0x0
308# define EVP_CTRL_SET_KEY_LENGTH 0x1
309# define EVP_CTRL_GET_RC2_KEY_BITS 0x2
310# define EVP_CTRL_SET_RC2_KEY_BITS 0x3
311# define EVP_CTRL_GET_RC5_ROUNDS 0x4
312# define EVP_CTRL_SET_RC5_ROUNDS 0x5
313# define EVP_CTRL_RAND_KEY 0x6
314# define EVP_CTRL_PBE_PRF_NID 0x7
315# define EVP_CTRL_COPY 0x8
316# define EVP_CTRL_AEAD_SET_IVLEN 0x9
317# define EVP_CTRL_AEAD_GET_TAG 0x10
318# define EVP_CTRL_AEAD_SET_TAG 0x11
319# define EVP_CTRL_AEAD_SET_IV_FIXED 0x12
320# define EVP_CTRL_GCM_SET_IVLEN EVP_CTRL_AEAD_SET_IVLEN
321# define EVP_CTRL_GCM_GET_TAG EVP_CTRL_AEAD_GET_TAG
322# define EVP_CTRL_GCM_SET_TAG EVP_CTRL_AEAD_SET_TAG
323# define EVP_CTRL_GCM_SET_IV_FIXED EVP_CTRL_AEAD_SET_IV_FIXED
324# define EVP_CTRL_GCM_IV_GEN 0x13
325# define EVP_CTRL_CCM_SET_IVLEN EVP_CTRL_AEAD_SET_IVLEN
326# define EVP_CTRL_CCM_GET_TAG EVP_CTRL_AEAD_GET_TAG
327# define EVP_CTRL_CCM_SET_TAG EVP_CTRL_AEAD_SET_TAG
328# define EVP_CTRL_CCM_SET_IV_FIXED EVP_CTRL_AEAD_SET_IV_FIXED
329# define EVP_CTRL_CCM_SET_L 0x14
330# define EVP_CTRL_CCM_SET_MSGLEN 0x15
331/*
332 * AEAD cipher deduces payload length and returns number of bytes required to
333 * store MAC and eventual padding. Subsequent call to EVP_Cipher even
334 * appends/verifies MAC.
335 */
336# define EVP_CTRL_AEAD_TLS1_AAD 0x16
337/* Used by composite AEAD ciphers, no-op in GCM, CCM... */
338# define EVP_CTRL_AEAD_SET_MAC_KEY 0x17
339/* Set the GCM invocation field, decrypt only */
340# define EVP_CTRL_GCM_SET_IV_INV 0x18
341
342# define EVP_CTRL_TLS1_1_MULTIBLOCK_AAD 0x19
343# define EVP_CTRL_TLS1_1_MULTIBLOCK_ENCRYPT 0x1a
344# define EVP_CTRL_TLS1_1_MULTIBLOCK_DECRYPT 0x1b
345# define EVP_CTRL_TLS1_1_MULTIBLOCK_MAX_BUFSIZE 0x1c
346
347# define EVP_CTRL_SSL3_MASTER_SECRET 0x1d
348
349/* EVP_CTRL_SET_SBOX takes the char * specifying S-boxes */
350# define EVP_CTRL_SET_SBOX 0x1e
351/*
352 * EVP_CTRL_SBOX_USED takes a 'size_t' and 'char *', pointing at a
353 * pre-allocated buffer with specified size
354 */
355# define EVP_CTRL_SBOX_USED 0x1f
356/* EVP_CTRL_KEY_MESH takes 'size_t' number of bytes to mesh the key after,
357 * 0 switches meshing off
358 */
359# define EVP_CTRL_KEY_MESH 0x20
360/* EVP_CTRL_BLOCK_PADDING_MODE takes the padding mode */
361# define EVP_CTRL_BLOCK_PADDING_MODE 0x21
362
363/* Set the output buffers to use for a pipelined operation */
364# define EVP_CTRL_SET_PIPELINE_OUTPUT_BUFS 0x22
365/* Set the input buffers to use for a pipelined operation */
366# define EVP_CTRL_SET_PIPELINE_INPUT_BUFS 0x23
367/* Set the input buffer lengths to use for a pipelined operation */
368# define EVP_CTRL_SET_PIPELINE_INPUT_LENS 0x24
369/* Get the IV length used by the cipher */
370# define EVP_CTRL_GET_IVLEN 0x25
371/* Get the IV used by the cipher */
372# define EVP_CTRL_GET_IV 0x26
373/* Tell the cipher it's doing a speed test (SIV disallows multiple ops) */
374# define EVP_CTRL_SET_SPEED 0x27
375
376/* Padding modes */
377#define EVP_PADDING_PKCS7 1
378#define EVP_PADDING_ISO7816_4 2
379#define EVP_PADDING_ANSI923 3
380#define EVP_PADDING_ISO10126 4
381#define EVP_PADDING_ZERO 5
382
383/* RFC 5246 defines additional data to be 13 bytes in length */
384# define EVP_AEAD_TLS1_AAD_LEN 13
385
386typedef struct {
387 unsigned char *out;
388 const unsigned char *inp;
389 size_t len;
390 unsigned int interleave;
391} EVP_CTRL_TLS1_1_MULTIBLOCK_PARAM;
392
393/* GCM TLS constants */
394/* Length of fixed part of IV derived from PRF */
395# define EVP_GCM_TLS_FIXED_IV_LEN 4
396/* Length of explicit part of IV part of TLS records */
397# define EVP_GCM_TLS_EXPLICIT_IV_LEN 8
398/* Length of tag for TLS */
399# define EVP_GCM_TLS_TAG_LEN 16
400
401/* CCM TLS constants */
402/* Length of fixed part of IV derived from PRF */
403# define EVP_CCM_TLS_FIXED_IV_LEN 4
404/* Length of explicit part of IV part of TLS records */
405# define EVP_CCM_TLS_EXPLICIT_IV_LEN 8
406/* Total length of CCM IV length for TLS */
407# define EVP_CCM_TLS_IV_LEN 12
408/* Length of tag for TLS */
409# define EVP_CCM_TLS_TAG_LEN 16
410/* Length of CCM8 tag for TLS */
411# define EVP_CCM8_TLS_TAG_LEN 8
412
413/* Length of tag for TLS */
414# define EVP_CHACHAPOLY_TLS_TAG_LEN 16
415
416typedef struct evp_cipher_info_st {
417 const EVP_CIPHER *cipher;
418 unsigned char iv[EVP_MAX_IV_LENGTH];
419} EVP_CIPHER_INFO;
420
421
422/* Password based encryption function */
423typedef int (EVP_PBE_KEYGEN) (EVP_CIPHER_CTX *ctx, const char *pass,
424 int passlen, ASN1_TYPE *param,
425 const EVP_CIPHER *cipher, const EVP_MD *md,
426 int en_de);
427
428# ifndef OPENSSL_NO_RSA
429# define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
430 (rsa))
431# endif
432
433# ifndef OPENSSL_NO_DSA
434# define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
435 (dsa))
436# endif
437
438# ifndef OPENSSL_NO_DH
439# define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,(dh))
440# endif
441
442# ifndef OPENSSL_NO_EC
443# define EVP_PKEY_assign_EC_KEY(pkey,eckey) EVP_PKEY_assign((pkey),EVP_PKEY_EC,\
444 (eckey))
445# endif
446# ifndef OPENSSL_NO_SIPHASH
447# define EVP_PKEY_assign_SIPHASH(pkey,shkey) EVP_PKEY_assign((pkey),\
448 EVP_PKEY_SIPHASH,(shkey))
449# endif
450
451# ifndef OPENSSL_NO_POLY1305
452# define EVP_PKEY_assign_POLY1305(pkey,polykey) EVP_PKEY_assign((pkey),\
453 EVP_PKEY_POLY1305,(polykey))
454# endif
455
456/* Add some extra combinations */
457# define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
458# define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
459# define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
460# define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
461
462int EVP_MD_type(const EVP_MD *md);
463# define EVP_MD_nid(e) EVP_MD_type(e)
464const char *EVP_MD_name(const EVP_MD *md);
465int EVP_MD_number(const EVP_MD *md);
466int EVP_MD_is_a(const EVP_MD *md, const char *name);
467void EVP_MD_names_do_all(const EVP_MD *md,
468 void (*fn)(const char *name, void *data),
469 void *data);
470const OSSL_PROVIDER *EVP_MD_provider(const EVP_MD *md);
471int EVP_MD_pkey_type(const EVP_MD *md);
472int EVP_MD_size(const EVP_MD *md);
473int EVP_MD_block_size(const EVP_MD *md);
474unsigned long EVP_MD_flags(const EVP_MD *md);
475
476const EVP_MD *EVP_MD_CTX_md(const EVP_MD_CTX *ctx);
477int (*EVP_MD_CTX_update_fn(EVP_MD_CTX *ctx))(EVP_MD_CTX *ctx,
478 const void *data, size_t count);
479void EVP_MD_CTX_set_update_fn(EVP_MD_CTX *ctx,
480 int (*update) (EVP_MD_CTX *ctx,
481 const void *data, size_t count));
482# define EVP_MD_CTX_name(e) EVP_MD_name(EVP_MD_CTX_md(e))
483# define EVP_MD_CTX_size(e) EVP_MD_size(EVP_MD_CTX_md(e))
484# define EVP_MD_CTX_block_size(e) EVP_MD_block_size(EVP_MD_CTX_md(e))
485# define EVP_MD_CTX_type(e) EVP_MD_type(EVP_MD_CTX_md(e))
486EVP_PKEY_CTX *EVP_MD_CTX_pkey_ctx(const EVP_MD_CTX *ctx);
487void EVP_MD_CTX_set_pkey_ctx(EVP_MD_CTX *ctx, EVP_PKEY_CTX *pctx);
488void *EVP_MD_CTX_md_data(const EVP_MD_CTX *ctx);
489
490int EVP_CIPHER_nid(const EVP_CIPHER *cipher);
491const char *EVP_CIPHER_name(const EVP_CIPHER *cipher);
492int EVP_CIPHER_number(const EVP_CIPHER *cipher);
493int EVP_CIPHER_is_a(const EVP_CIPHER *cipher, const char *name);
494void EVP_CIPHER_names_do_all(const EVP_CIPHER *cipher,
495 void (*fn)(const char *name, void *data),
496 void *data);
497const OSSL_PROVIDER *EVP_CIPHER_provider(const EVP_CIPHER *cipher);
498int EVP_CIPHER_block_size(const EVP_CIPHER *cipher);
499int EVP_CIPHER_impl_ctx_size(const EVP_CIPHER *cipher);
500int EVP_CIPHER_key_length(const EVP_CIPHER *cipher);
501int EVP_CIPHER_iv_length(const EVP_CIPHER *cipher);
502unsigned long EVP_CIPHER_flags(const EVP_CIPHER *cipher);
503int EVP_CIPHER_mode(const EVP_CIPHER *cipher);
504EVP_CIPHER *EVP_CIPHER_fetch(OPENSSL_CTX *ctx, const char *algorithm,
505 const char *properties);
506int EVP_CIPHER_up_ref(EVP_CIPHER *cipher);
507void EVP_CIPHER_free(EVP_CIPHER *cipher);
508
509const EVP_CIPHER *EVP_CIPHER_CTX_cipher(const EVP_CIPHER_CTX *ctx);
510int EVP_CIPHER_CTX_encrypting(const EVP_CIPHER_CTX *ctx);
511int EVP_CIPHER_CTX_nid(const EVP_CIPHER_CTX *ctx);
512int EVP_CIPHER_CTX_block_size(const EVP_CIPHER_CTX *ctx);
513int EVP_CIPHER_CTX_key_length(const EVP_CIPHER_CTX *ctx);
514int EVP_CIPHER_CTX_iv_length(const EVP_CIPHER_CTX *ctx);
515int EVP_CIPHER_CTX_tag_length(const EVP_CIPHER_CTX *ctx);
516const unsigned char *EVP_CIPHER_CTX_iv(const EVP_CIPHER_CTX *ctx);
517const unsigned char *EVP_CIPHER_CTX_original_iv(const EVP_CIPHER_CTX *ctx);
518unsigned char *EVP_CIPHER_CTX_iv_noconst(EVP_CIPHER_CTX *ctx);
519unsigned char *EVP_CIPHER_CTX_buf_noconst(EVP_CIPHER_CTX *ctx);
520int EVP_CIPHER_CTX_num(const EVP_CIPHER_CTX *ctx);
521int EVP_CIPHER_CTX_set_num(EVP_CIPHER_CTX *ctx, int num);
522int EVP_CIPHER_CTX_copy(EVP_CIPHER_CTX *out, const EVP_CIPHER_CTX *in);
523void *EVP_CIPHER_CTX_get_app_data(const EVP_CIPHER_CTX *ctx);
524void EVP_CIPHER_CTX_set_app_data(EVP_CIPHER_CTX *ctx, void *data);
525void *EVP_CIPHER_CTX_get_cipher_data(const EVP_CIPHER_CTX *ctx);
526void *EVP_CIPHER_CTX_set_cipher_data(EVP_CIPHER_CTX *ctx, void *cipher_data);
527# define EVP_CIPHER_CTX_name(c) EVP_CIPHER_name(EVP_CIPHER_CTX_cipher(c))
528# define EVP_CIPHER_CTX_type(c) EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c))
529# ifndef OPENSSL_NO_DEPRECATED_1_1_0
530# define EVP_CIPHER_CTX_flags(c) EVP_CIPHER_flags(EVP_CIPHER_CTX_cipher(c))
531# endif
532# define EVP_CIPHER_CTX_mode(c) EVP_CIPHER_mode(EVP_CIPHER_CTX_cipher(c))
533
534# define EVP_ENCODE_LENGTH(l) ((((l)+2)/3*4)+((l)/48+1)*2+80)
535# define EVP_DECODE_LENGTH(l) (((l)+3)/4*3+80)
536
537# define EVP_SignInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
538# define EVP_SignInit(a,b) EVP_DigestInit(a,b)
539# define EVP_SignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
540# define EVP_VerifyInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
541# define EVP_VerifyInit(a,b) EVP_DigestInit(a,b)
542# define EVP_VerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
543# define EVP_OpenUpdate(a,b,c,d,e) EVP_DecryptUpdate(a,b,c,d,e)
544# define EVP_SealUpdate(a,b,c,d,e) EVP_EncryptUpdate(a,b,c,d,e)
545
546# ifdef CONST_STRICT
547void BIO_set_md(BIO *, const EVP_MD *md);
548# else
549# define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,0,(void *)(md))
550# endif
551# define BIO_get_md(b,mdp) BIO_ctrl(b,BIO_C_GET_MD,0,(mdp))
552# define BIO_get_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_GET_MD_CTX,0,(mdcp))
553# define BIO_set_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_SET_MD_CTX,0,(mdcp))
554# define BIO_get_cipher_status(b) BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
555# define BIO_get_cipher_ctx(b,c_pp) BIO_ctrl(b,BIO_C_GET_CIPHER_CTX,0,(c_pp))
556
557/*__owur*/ int EVP_Cipher(EVP_CIPHER_CTX *c,
558 unsigned char *out,
559 const unsigned char *in, unsigned int inl);
560
561# define EVP_add_cipher_alias(n,alias) \
562 OBJ_NAME_add((alias),OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS,(n))
563# define EVP_add_digest_alias(n,alias) \
564 OBJ_NAME_add((alias),OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,(n))
565# define EVP_delete_cipher_alias(alias) \
566 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS);
567# define EVP_delete_digest_alias(alias) \
568 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS);
569
570int EVP_MD_get_params(const EVP_MD *digest, OSSL_PARAM params[]);
571int EVP_MD_CTX_set_params(EVP_MD_CTX *ctx, const OSSL_PARAM params[]);
572int EVP_MD_CTX_get_params(EVP_MD_CTX *ctx, OSSL_PARAM params[]);
573const OSSL_PARAM *EVP_MD_gettable_params(const EVP_MD *digest);
574const OSSL_PARAM *EVP_MD_settable_ctx_params(const EVP_MD *md);
575const OSSL_PARAM *EVP_MD_gettable_ctx_params(const EVP_MD *md);
576const OSSL_PARAM *EVP_MD_CTX_settable_params(EVP_MD_CTX *ctx);
577const OSSL_PARAM *EVP_MD_CTX_gettable_params(EVP_MD_CTX *ctx);
578int EVP_MD_CTX_ctrl(EVP_MD_CTX *ctx, int cmd, int p1, void *p2);
579EVP_MD_CTX *EVP_MD_CTX_new(void);
580int EVP_MD_CTX_reset(EVP_MD_CTX *ctx);
581void EVP_MD_CTX_free(EVP_MD_CTX *ctx);
582# define EVP_MD_CTX_create() EVP_MD_CTX_new()
583# define EVP_MD_CTX_init(ctx) EVP_MD_CTX_reset((ctx))
584# define EVP_MD_CTX_destroy(ctx) EVP_MD_CTX_free((ctx))
585__owur int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out, const EVP_MD_CTX *in);
586void EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags);
587void EVP_MD_CTX_clear_flags(EVP_MD_CTX *ctx, int flags);
588int EVP_MD_CTX_test_flags(const EVP_MD_CTX *ctx, int flags);
589__owur int EVP_DigestInit_ex(EVP_MD_CTX *ctx, const EVP_MD *type,
590 ENGINE *impl);
591__owur int EVP_DigestUpdate(EVP_MD_CTX *ctx, const void *d,
592 size_t cnt);
593__owur int EVP_DigestFinal_ex(EVP_MD_CTX *ctx, unsigned char *md,
594 unsigned int *s);
595__owur int EVP_Digest(const void *data, size_t count,
596 unsigned char *md, unsigned int *size,
597 const EVP_MD *type, ENGINE *impl);
598
599__owur int EVP_MD_CTX_copy(EVP_MD_CTX *out, const EVP_MD_CTX *in);
600__owur int EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
601__owur int EVP_DigestFinal(EVP_MD_CTX *ctx, unsigned char *md,
602 unsigned int *s);
603__owur int EVP_DigestFinalXOF(EVP_MD_CTX *ctx, unsigned char *md,
604 size_t len);
605
606__owur EVP_MD *EVP_MD_fetch(OPENSSL_CTX *ctx, const char *algorithm,
607 const char *properties);
608int EVP_MD_up_ref(EVP_MD *md);
609void EVP_MD_free(EVP_MD *md);
610
611int EVP_read_pw_string(char *buf, int length, const char *prompt, int verify);
612int EVP_read_pw_string_min(char *buf, int minlen, int maxlen,
613 const char *prompt, int verify);
614void EVP_set_pw_prompt(const char *prompt);
615char *EVP_get_pw_prompt(void);
616
617__owur int EVP_BytesToKey(const EVP_CIPHER *type, const EVP_MD *md,
618 const unsigned char *salt,
619 const unsigned char *data, int datal, int count,
620 unsigned char *key, unsigned char *iv);
621
622void EVP_CIPHER_CTX_set_flags(EVP_CIPHER_CTX *ctx, int flags);
623void EVP_CIPHER_CTX_clear_flags(EVP_CIPHER_CTX *ctx, int flags);
624int EVP_CIPHER_CTX_test_flags(const EVP_CIPHER_CTX *ctx, int flags);
625
626__owur int EVP_EncryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
627 const unsigned char *key, const unsigned char *iv);
628/*__owur*/ int EVP_EncryptInit_ex(EVP_CIPHER_CTX *ctx,
629 const EVP_CIPHER *cipher, ENGINE *impl,
630 const unsigned char *key,
631 const unsigned char *iv);
632/*__owur*/ int EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
633 int *outl, const unsigned char *in, int inl);
634/*__owur*/ int EVP_EncryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out,
635 int *outl);
636/*__owur*/ int EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out,
637 int *outl);
638
639__owur int EVP_DecryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
640 const unsigned char *key, const unsigned char *iv);
641/*__owur*/ int EVP_DecryptInit_ex(EVP_CIPHER_CTX *ctx,
642 const EVP_CIPHER *cipher, ENGINE *impl,
643 const unsigned char *key,
644 const unsigned char *iv);
645/*__owur*/ int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
646 int *outl, const unsigned char *in, int inl);
647__owur int EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm,
648 int *outl);
649/*__owur*/ int EVP_DecryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm,
650 int *outl);
651
652__owur int EVP_CipherInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
653 const unsigned char *key, const unsigned char *iv,
654 int enc);
655/*__owur*/ int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx,
656 const EVP_CIPHER *cipher, ENGINE *impl,
657 const unsigned char *key,
658 const unsigned char *iv, int enc);
659__owur int EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
660 int *outl, const unsigned char *in, int inl);
661__owur int EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm,
662 int *outl);
663__owur int EVP_CipherFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm,
664 int *outl);
665
666__owur int EVP_SignFinal(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *s,
667 EVP_PKEY *pkey);
668
669__owur int EVP_DigestSign(EVP_MD_CTX *ctx, unsigned char *sigret,
670 size_t *siglen, const unsigned char *tbs,
671 size_t tbslen);
672
673__owur int EVP_VerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sigbuf,
674 unsigned int siglen, EVP_PKEY *pkey);
675
676__owur int EVP_DigestVerify(EVP_MD_CTX *ctx, const unsigned char *sigret,
677 size_t siglen, const unsigned char *tbs,
678 size_t tbslen);
679
680int EVP_DigestSignInit_ex(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
681 const char *mdname, const char *props,
682 EVP_PKEY *pkey);
683/*__owur*/ int EVP_DigestSignInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
684 const EVP_MD *type, ENGINE *e,
685 EVP_PKEY *pkey);
686int EVP_DigestSignUpdate(EVP_MD_CTX *ctx, const void *data, size_t dsize);
687__owur int EVP_DigestSignFinal(EVP_MD_CTX *ctx, unsigned char *sigret,
688 size_t *siglen);
689
690int EVP_DigestVerifyInit_ex(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
691 const char *mdname, const char *props,
692 EVP_PKEY *pkey);
693__owur int EVP_DigestVerifyInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
694 const EVP_MD *type, ENGINE *e,
695 EVP_PKEY *pkey);
696int EVP_DigestVerifyUpdate(EVP_MD_CTX *ctx, const void *data, size_t dsize);
697__owur int EVP_DigestVerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sig,
698 size_t siglen);
699
700# ifndef OPENSSL_NO_RSA
701__owur int EVP_OpenInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
702 const unsigned char *ek, int ekl,
703 const unsigned char *iv, EVP_PKEY *priv);
704__owur int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
705
706__owur int EVP_SealInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
707 unsigned char **ek, int *ekl, unsigned char *iv,
708 EVP_PKEY **pubk, int npubk);
709__owur int EVP_SealFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
710# endif
711
712EVP_ENCODE_CTX *EVP_ENCODE_CTX_new(void);
713void EVP_ENCODE_CTX_free(EVP_ENCODE_CTX *ctx);
714int EVP_ENCODE_CTX_copy(EVP_ENCODE_CTX *dctx, const EVP_ENCODE_CTX *sctx);
715int EVP_ENCODE_CTX_num(EVP_ENCODE_CTX *ctx);
716void EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
717int EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
718 const unsigned char *in, int inl);
719void EVP_EncodeFinal(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl);
720int EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int n);
721
722void EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
723int EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
724 const unsigned char *in, int inl);
725int EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned
726 char *out, int *outl);
727int EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n);
728
729# ifndef OPENSSL_NO_DEPRECATED_1_1_0
730# define EVP_CIPHER_CTX_init(c) EVP_CIPHER_CTX_reset(c)
731# define EVP_CIPHER_CTX_cleanup(c) EVP_CIPHER_CTX_reset(c)
732# endif
733EVP_CIPHER_CTX *EVP_CIPHER_CTX_new(void);
734int EVP_CIPHER_CTX_reset(EVP_CIPHER_CTX *c);
735void EVP_CIPHER_CTX_free(EVP_CIPHER_CTX *c);
736int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *x, int keylen);
737int EVP_CIPHER_CTX_set_padding(EVP_CIPHER_CTX *c, int pad);
738int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr);
739int EVP_CIPHER_CTX_rand_key(EVP_CIPHER_CTX *ctx, unsigned char *key);
740int EVP_CIPHER_get_params(EVP_CIPHER *cipher, OSSL_PARAM params[]);
741int EVP_CIPHER_CTX_set_params(EVP_CIPHER_CTX *ctx, const OSSL_PARAM params[]);
742int EVP_CIPHER_CTX_get_params(EVP_CIPHER_CTX *ctx, OSSL_PARAM params[]);
743const OSSL_PARAM *EVP_CIPHER_gettable_params(const EVP_CIPHER *cipher);
744const OSSL_PARAM *EVP_CIPHER_settable_ctx_params(const EVP_CIPHER *cipher);
745const OSSL_PARAM *EVP_CIPHER_gettable_ctx_params(const EVP_CIPHER *cipher);
746
747const BIO_METHOD *BIO_f_md(void);
748const BIO_METHOD *BIO_f_base64(void);
749const BIO_METHOD *BIO_f_cipher(void);
750const BIO_METHOD *BIO_f_reliable(void);
751__owur int BIO_set_cipher(BIO *b, const EVP_CIPHER *c, const unsigned char *k,
752 const unsigned char *i, int enc);
753
754const EVP_MD *EVP_md_null(void);
755# ifndef OPENSSL_NO_MD2
756const EVP_MD *EVP_md2(void);
757# endif
758# ifndef OPENSSL_NO_MD4
759const EVP_MD *EVP_md4(void);
760# endif
761# ifndef OPENSSL_NO_MD5
762const EVP_MD *EVP_md5(void);
763const EVP_MD *EVP_md5_sha1(void);
764# endif
765# ifndef OPENSSL_NO_BLAKE2
766const EVP_MD *EVP_blake2b512(void);
767const EVP_MD *EVP_blake2s256(void);
768# endif
769const EVP_MD *EVP_sha1(void);
770const EVP_MD *EVP_sha224(void);
771const EVP_MD *EVP_sha256(void);
772const EVP_MD *EVP_sha384(void);
773const EVP_MD *EVP_sha512(void);
774const EVP_MD *EVP_sha512_224(void);
775const EVP_MD *EVP_sha512_256(void);
776const EVP_MD *EVP_sha3_224(void);
777const EVP_MD *EVP_sha3_256(void);
778const EVP_MD *EVP_sha3_384(void);
779const EVP_MD *EVP_sha3_512(void);
780const EVP_MD *EVP_shake128(void);
781const EVP_MD *EVP_shake256(void);
782
783# ifndef OPENSSL_NO_MDC2
784const EVP_MD *EVP_mdc2(void);
785# endif
786# ifndef OPENSSL_NO_RMD160
787const EVP_MD *EVP_ripemd160(void);
788# endif
789# ifndef OPENSSL_NO_WHIRLPOOL
790const EVP_MD *EVP_whirlpool(void);
791# endif
792# ifndef OPENSSL_NO_SM3
793const EVP_MD *EVP_sm3(void);
794# endif
795const EVP_CIPHER *EVP_enc_null(void); /* does nothing :-) */
796# ifndef OPENSSL_NO_DES
797const EVP_CIPHER *EVP_des_ecb(void);
798const EVP_CIPHER *EVP_des_ede(void);
799const EVP_CIPHER *EVP_des_ede3(void);
800const EVP_CIPHER *EVP_des_ede_ecb(void);
801const EVP_CIPHER *EVP_des_ede3_ecb(void);
802const EVP_CIPHER *EVP_des_cfb64(void);
803# define EVP_des_cfb EVP_des_cfb64
804const EVP_CIPHER *EVP_des_cfb1(void);
805const EVP_CIPHER *EVP_des_cfb8(void);
806const EVP_CIPHER *EVP_des_ede_cfb64(void);
807# define EVP_des_ede_cfb EVP_des_ede_cfb64
808const EVP_CIPHER *EVP_des_ede3_cfb64(void);
809# define EVP_des_ede3_cfb EVP_des_ede3_cfb64
810const EVP_CIPHER *EVP_des_ede3_cfb1(void);
811const EVP_CIPHER *EVP_des_ede3_cfb8(void);
812const EVP_CIPHER *EVP_des_ofb(void);
813const EVP_CIPHER *EVP_des_ede_ofb(void);
814const EVP_CIPHER *EVP_des_ede3_ofb(void);
815const EVP_CIPHER *EVP_des_cbc(void);
816const EVP_CIPHER *EVP_des_ede_cbc(void);
817const EVP_CIPHER *EVP_des_ede3_cbc(void);
818const EVP_CIPHER *EVP_desx_cbc(void);
819const EVP_CIPHER *EVP_des_ede3_wrap(void);
820/*
821 * This should now be supported through the dev_crypto ENGINE. But also, why
822 * are rc4 and md5 declarations made here inside a "NO_DES" precompiler
823 * branch?
824 */
825# endif
826# ifndef OPENSSL_NO_RC4
827const EVP_CIPHER *EVP_rc4(void);
828const EVP_CIPHER *EVP_rc4_40(void);
829# ifndef OPENSSL_NO_MD5
830const EVP_CIPHER *EVP_rc4_hmac_md5(void);
831# endif
832# endif
833# ifndef OPENSSL_NO_IDEA
834const EVP_CIPHER *EVP_idea_ecb(void);
835const EVP_CIPHER *EVP_idea_cfb64(void);
836# define EVP_idea_cfb EVP_idea_cfb64
837const EVP_CIPHER *EVP_idea_ofb(void);
838const EVP_CIPHER *EVP_idea_cbc(void);
839# endif
840# ifndef OPENSSL_NO_RC2
841const EVP_CIPHER *EVP_rc2_ecb(void);
842const EVP_CIPHER *EVP_rc2_cbc(void);
843const EVP_CIPHER *EVP_rc2_40_cbc(void);
844const EVP_CIPHER *EVP_rc2_64_cbc(void);
845const EVP_CIPHER *EVP_rc2_cfb64(void);
846# define EVP_rc2_cfb EVP_rc2_cfb64
847const EVP_CIPHER *EVP_rc2_ofb(void);
848# endif
849# ifndef OPENSSL_NO_BF
850const EVP_CIPHER *EVP_bf_ecb(void);
851const EVP_CIPHER *EVP_bf_cbc(void);
852const EVP_CIPHER *EVP_bf_cfb64(void);
853# define EVP_bf_cfb EVP_bf_cfb64
854const EVP_CIPHER *EVP_bf_ofb(void);
855# endif
856# ifndef OPENSSL_NO_CAST
857const EVP_CIPHER *EVP_cast5_ecb(void);
858const EVP_CIPHER *EVP_cast5_cbc(void);
859const EVP_CIPHER *EVP_cast5_cfb64(void);
860# define EVP_cast5_cfb EVP_cast5_cfb64
861const EVP_CIPHER *EVP_cast5_ofb(void);
862# endif
863# ifndef OPENSSL_NO_RC5
864const EVP_CIPHER *EVP_rc5_32_12_16_cbc(void);
865const EVP_CIPHER *EVP_rc5_32_12_16_ecb(void);
866const EVP_CIPHER *EVP_rc5_32_12_16_cfb64(void);
867# define EVP_rc5_32_12_16_cfb EVP_rc5_32_12_16_cfb64
868const EVP_CIPHER *EVP_rc5_32_12_16_ofb(void);
869# endif
870const EVP_CIPHER *EVP_aes_128_ecb(void);
871const EVP_CIPHER *EVP_aes_128_cbc(void);
872const EVP_CIPHER *EVP_aes_128_cfb1(void);
873const EVP_CIPHER *EVP_aes_128_cfb8(void);
874const EVP_CIPHER *EVP_aes_128_cfb128(void);
875# define EVP_aes_128_cfb EVP_aes_128_cfb128
876const EVP_CIPHER *EVP_aes_128_ofb(void);
877const EVP_CIPHER *EVP_aes_128_ctr(void);
878const EVP_CIPHER *EVP_aes_128_ccm(void);
879const EVP_CIPHER *EVP_aes_128_gcm(void);
880const EVP_CIPHER *EVP_aes_128_xts(void);
881const EVP_CIPHER *EVP_aes_128_wrap(void);
882const EVP_CIPHER *EVP_aes_128_wrap_pad(void);
883# ifndef OPENSSL_NO_OCB
884const EVP_CIPHER *EVP_aes_128_ocb(void);
885# endif
886const EVP_CIPHER *EVP_aes_192_ecb(void);
887const EVP_CIPHER *EVP_aes_192_cbc(void);
888const EVP_CIPHER *EVP_aes_192_cfb1(void);
889const EVP_CIPHER *EVP_aes_192_cfb8(void);
890const EVP_CIPHER *EVP_aes_192_cfb128(void);
891# define EVP_aes_192_cfb EVP_aes_192_cfb128
892const EVP_CIPHER *EVP_aes_192_ofb(void);
893const EVP_CIPHER *EVP_aes_192_ctr(void);
894const EVP_CIPHER *EVP_aes_192_ccm(void);
895const EVP_CIPHER *EVP_aes_192_gcm(void);
896const EVP_CIPHER *EVP_aes_192_wrap(void);
897const EVP_CIPHER *EVP_aes_192_wrap_pad(void);
898# ifndef OPENSSL_NO_OCB
899const EVP_CIPHER *EVP_aes_192_ocb(void);
900# endif
901const EVP_CIPHER *EVP_aes_256_ecb(void);
902const EVP_CIPHER *EVP_aes_256_cbc(void);
903const EVP_CIPHER *EVP_aes_256_cfb1(void);
904const EVP_CIPHER *EVP_aes_256_cfb8(void);
905const EVP_CIPHER *EVP_aes_256_cfb128(void);
906# define EVP_aes_256_cfb EVP_aes_256_cfb128
907const EVP_CIPHER *EVP_aes_256_ofb(void);
908const EVP_CIPHER *EVP_aes_256_ctr(void);
909const EVP_CIPHER *EVP_aes_256_ccm(void);
910const EVP_CIPHER *EVP_aes_256_gcm(void);
911const EVP_CIPHER *EVP_aes_256_xts(void);
912const EVP_CIPHER *EVP_aes_256_wrap(void);
913const EVP_CIPHER *EVP_aes_256_wrap_pad(void);
914# ifndef OPENSSL_NO_OCB
915const EVP_CIPHER *EVP_aes_256_ocb(void);
916# endif
917const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha1(void);
918const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha1(void);
919const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha256(void);
920const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha256(void);
921# ifndef OPENSSL_NO_SIV
922const EVP_CIPHER *EVP_aes_128_siv(void);
923const EVP_CIPHER *EVP_aes_192_siv(void);
924const EVP_CIPHER *EVP_aes_256_siv(void);
925# endif
926# ifndef OPENSSL_NO_ARIA
927const EVP_CIPHER *EVP_aria_128_ecb(void);
928const EVP_CIPHER *EVP_aria_128_cbc(void);
929const EVP_CIPHER *EVP_aria_128_cfb1(void);
930const EVP_CIPHER *EVP_aria_128_cfb8(void);
931const EVP_CIPHER *EVP_aria_128_cfb128(void);
932# define EVP_aria_128_cfb EVP_aria_128_cfb128
933const EVP_CIPHER *EVP_aria_128_ctr(void);
934const EVP_CIPHER *EVP_aria_128_ofb(void);
935const EVP_CIPHER *EVP_aria_128_gcm(void);
936const EVP_CIPHER *EVP_aria_128_ccm(void);
937const EVP_CIPHER *EVP_aria_192_ecb(void);
938const EVP_CIPHER *EVP_aria_192_cbc(void);
939const EVP_CIPHER *EVP_aria_192_cfb1(void);
940const EVP_CIPHER *EVP_aria_192_cfb8(void);
941const EVP_CIPHER *EVP_aria_192_cfb128(void);
942# define EVP_aria_192_cfb EVP_aria_192_cfb128
943const EVP_CIPHER *EVP_aria_192_ctr(void);
944const EVP_CIPHER *EVP_aria_192_ofb(void);
945const EVP_CIPHER *EVP_aria_192_gcm(void);
946const EVP_CIPHER *EVP_aria_192_ccm(void);
947const EVP_CIPHER *EVP_aria_256_ecb(void);
948const EVP_CIPHER *EVP_aria_256_cbc(void);
949const EVP_CIPHER *EVP_aria_256_cfb1(void);
950const EVP_CIPHER *EVP_aria_256_cfb8(void);
951const EVP_CIPHER *EVP_aria_256_cfb128(void);
952# define EVP_aria_256_cfb EVP_aria_256_cfb128
953const EVP_CIPHER *EVP_aria_256_ctr(void);
954const EVP_CIPHER *EVP_aria_256_ofb(void);
955const EVP_CIPHER *EVP_aria_256_gcm(void);
956const EVP_CIPHER *EVP_aria_256_ccm(void);
957# endif
958# ifndef OPENSSL_NO_CAMELLIA
959const EVP_CIPHER *EVP_camellia_128_ecb(void);
960const EVP_CIPHER *EVP_camellia_128_cbc(void);
961const EVP_CIPHER *EVP_camellia_128_cfb1(void);
962const EVP_CIPHER *EVP_camellia_128_cfb8(void);
963const EVP_CIPHER *EVP_camellia_128_cfb128(void);
964# define EVP_camellia_128_cfb EVP_camellia_128_cfb128
965const EVP_CIPHER *EVP_camellia_128_ofb(void);
966const EVP_CIPHER *EVP_camellia_128_ctr(void);
967const EVP_CIPHER *EVP_camellia_192_ecb(void);
968const EVP_CIPHER *EVP_camellia_192_cbc(void);
969const EVP_CIPHER *EVP_camellia_192_cfb1(void);
970const EVP_CIPHER *EVP_camellia_192_cfb8(void);
971const EVP_CIPHER *EVP_camellia_192_cfb128(void);
972# define EVP_camellia_192_cfb EVP_camellia_192_cfb128
973const EVP_CIPHER *EVP_camellia_192_ofb(void);
974const EVP_CIPHER *EVP_camellia_192_ctr(void);
975const EVP_CIPHER *EVP_camellia_256_ecb(void);
976const EVP_CIPHER *EVP_camellia_256_cbc(void);
977const EVP_CIPHER *EVP_camellia_256_cfb1(void);
978const EVP_CIPHER *EVP_camellia_256_cfb8(void);
979const EVP_CIPHER *EVP_camellia_256_cfb128(void);
980# define EVP_camellia_256_cfb EVP_camellia_256_cfb128
981const EVP_CIPHER *EVP_camellia_256_ofb(void);
982const EVP_CIPHER *EVP_camellia_256_ctr(void);
983# endif
984# ifndef OPENSSL_NO_CHACHA
985const EVP_CIPHER *EVP_chacha20(void);
986# ifndef OPENSSL_NO_POLY1305
987const EVP_CIPHER *EVP_chacha20_poly1305(void);
988# endif
989# endif
990
991# ifndef OPENSSL_NO_SEED
992const EVP_CIPHER *EVP_seed_ecb(void);
993const EVP_CIPHER *EVP_seed_cbc(void);
994const EVP_CIPHER *EVP_seed_cfb128(void);
995# define EVP_seed_cfb EVP_seed_cfb128
996const EVP_CIPHER *EVP_seed_ofb(void);
997# endif
998
999# ifndef OPENSSL_NO_SM4
1000const EVP_CIPHER *EVP_sm4_ecb(void);
1001const EVP_CIPHER *EVP_sm4_cbc(void);
1002const EVP_CIPHER *EVP_sm4_cfb128(void);
1003# define EVP_sm4_cfb EVP_sm4_cfb128
1004const EVP_CIPHER *EVP_sm4_ofb(void);
1005const EVP_CIPHER *EVP_sm4_ctr(void);
1006# endif
1007
1008# ifndef OPENSSL_NO_DEPRECATED_1_1_0
1009# define OPENSSL_add_all_algorithms_conf() \
1010 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
1011 | OPENSSL_INIT_ADD_ALL_DIGESTS \
1012 | OPENSSL_INIT_LOAD_CONFIG, NULL)
1013# define OPENSSL_add_all_algorithms_noconf() \
1014 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
1015 | OPENSSL_INIT_ADD_ALL_DIGESTS, NULL)
1016
1017# ifdef OPENSSL_LOAD_CONF
1018# define OpenSSL_add_all_algorithms() OPENSSL_add_all_algorithms_conf()
1019# else
1020# define OpenSSL_add_all_algorithms() OPENSSL_add_all_algorithms_noconf()
1021# endif
1022
1023# define OpenSSL_add_all_ciphers() \
1024 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS, NULL)
1025# define OpenSSL_add_all_digests() \
1026 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_DIGESTS, NULL)
1027
1028# define EVP_cleanup() while(0) continue
1029# endif
1030
1031int EVP_add_cipher(const EVP_CIPHER *cipher);
1032int EVP_add_digest(const EVP_MD *digest);
1033
1034const EVP_CIPHER *EVP_get_cipherbyname(const char *name);
1035const EVP_MD *EVP_get_digestbyname(const char *name);
1036
1037void EVP_CIPHER_do_all(void (*fn) (const EVP_CIPHER *ciph,
1038 const char *from, const char *to, void *x),
1039 void *arg);
1040void EVP_CIPHER_do_all_sorted(void (*fn)
1041 (const EVP_CIPHER *ciph, const char *from,
1042 const char *to, void *x), void *arg);
1043void EVP_CIPHER_do_all_provided(OPENSSL_CTX *libctx,
1044 void (*fn)(EVP_CIPHER *cipher, void *arg),
1045 void *arg);
1046
1047void EVP_MD_do_all(void (*fn) (const EVP_MD *ciph,
1048 const char *from, const char *to, void *x),
1049 void *arg);
1050void EVP_MD_do_all_sorted(void (*fn)
1051 (const EVP_MD *ciph, const char *from,
1052 const char *to, void *x), void *arg);
1053void EVP_MD_do_all_provided(OPENSSL_CTX *libctx,
1054 void (*fn)(EVP_MD *md, void *arg),
1055 void *arg);
1056
1057/* MAC stuff */
1058
1059EVP_MAC *EVP_MAC_fetch(OPENSSL_CTX *libctx, const char *algorithm,
1060 const char *properties);
1061int EVP_MAC_up_ref(EVP_MAC *mac);
1062void EVP_MAC_free(EVP_MAC *mac);
1063int EVP_MAC_number(const EVP_MAC *mac);
1064int EVP_MAC_is_a(const EVP_MAC *mac, const char *name);
1065const OSSL_PROVIDER *EVP_MAC_provider(const EVP_MAC *mac);
1066int EVP_MAC_get_params(EVP_MAC *mac, OSSL_PARAM params[]);
1067
1068EVP_MAC_CTX *EVP_MAC_CTX_new(EVP_MAC *mac);
1069void EVP_MAC_CTX_free(EVP_MAC_CTX *ctx);
1070EVP_MAC_CTX *EVP_MAC_CTX_dup(const EVP_MAC_CTX *src);
1071EVP_MAC *EVP_MAC_CTX_mac(EVP_MAC_CTX *ctx);
1072int EVP_MAC_CTX_get_params(EVP_MAC_CTX *ctx, OSSL_PARAM params[]);
1073int EVP_MAC_CTX_set_params(EVP_MAC_CTX *ctx, const OSSL_PARAM params[]);
1074
1075size_t EVP_MAC_size(EVP_MAC_CTX *ctx);
1076int EVP_MAC_init(EVP_MAC_CTX *ctx);
1077int EVP_MAC_update(EVP_MAC_CTX *ctx, const unsigned char *data, size_t datalen);
1078int EVP_MAC_final(EVP_MAC_CTX *ctx,
1079 unsigned char *out, size_t *outl, size_t outsize);
1080const OSSL_PARAM *EVP_MAC_gettable_params(const EVP_MAC *mac);
1081const OSSL_PARAM *EVP_MAC_gettable_ctx_params(const EVP_MAC *mac);
1082const OSSL_PARAM *EVP_MAC_settable_ctx_params(const EVP_MAC *mac);
1083
1084void EVP_MAC_do_all_provided(OPENSSL_CTX *libctx,
1085 void (*fn)(EVP_MAC *mac, void *arg),
1086 void *arg);
1087void EVP_MAC_names_do_all(const EVP_MAC *mac,
1088 void (*fn)(const char *name, void *data),
1089 void *data);
1090
1091/* PKEY stuff */
1092int EVP_PKEY_decrypt_old(unsigned char *dec_key,
1093 const unsigned char *enc_key, int enc_key_len,
1094 EVP_PKEY *private_key);
1095int EVP_PKEY_encrypt_old(unsigned char *enc_key,
1096 const unsigned char *key, int key_len,
1097 EVP_PKEY *pub_key);
1098int EVP_PKEY_type(int type);
1099int EVP_PKEY_id(const EVP_PKEY *pkey);
1100int EVP_PKEY_base_id(const EVP_PKEY *pkey);
1101int EVP_PKEY_bits(const EVP_PKEY *pkey);
1102int EVP_PKEY_security_bits(const EVP_PKEY *pkey);
1103int EVP_PKEY_size(const EVP_PKEY *pkey);
1104int EVP_PKEY_set_type(EVP_PKEY *pkey, int type);
1105int EVP_PKEY_set_type_str(EVP_PKEY *pkey, const char *str, int len);
1106int EVP_PKEY_set_alias_type(EVP_PKEY *pkey, int type);
1107# ifndef OPENSSL_NO_ENGINE
1108int EVP_PKEY_set1_engine(EVP_PKEY *pkey, ENGINE *e);
1109ENGINE *EVP_PKEY_get0_engine(const EVP_PKEY *pkey);
1110# endif
1111int EVP_PKEY_assign(EVP_PKEY *pkey, int type, void *key);
1112void *EVP_PKEY_get0(const EVP_PKEY *pkey);
1113const unsigned char *EVP_PKEY_get0_hmac(const EVP_PKEY *pkey, size_t *len);
1114# ifndef OPENSSL_NO_POLY1305
1115const unsigned char *EVP_PKEY_get0_poly1305(const EVP_PKEY *pkey, size_t *len);
1116# endif
1117# ifndef OPENSSL_NO_SIPHASH
1118const unsigned char *EVP_PKEY_get0_siphash(const EVP_PKEY *pkey, size_t *len);
1119# endif
1120
1121# ifndef OPENSSL_NO_RSA
1122struct rsa_st;
1123int EVP_PKEY_set1_RSA(EVP_PKEY *pkey, struct rsa_st *key);
1124struct rsa_st *EVP_PKEY_get0_RSA(const EVP_PKEY *pkey);
1125struct rsa_st *EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
1126# endif
1127# ifndef OPENSSL_NO_DSA
1128struct dsa_st;
1129int EVP_PKEY_set1_DSA(EVP_PKEY *pkey, struct dsa_st *key);
1130struct dsa_st *EVP_PKEY_get0_DSA(const EVP_PKEY *pkey);
1131struct dsa_st *EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
1132# endif
1133# ifndef OPENSSL_NO_DH
1134struct dh_st;
1135int EVP_PKEY_set1_DH(EVP_PKEY *pkey, struct dh_st *key);
1136struct dh_st *EVP_PKEY_get0_DH(const EVP_PKEY *pkey);
1137struct dh_st *EVP_PKEY_get1_DH(EVP_PKEY *pkey);
1138# endif
1139# ifndef OPENSSL_NO_EC
1140struct ec_key_st;
1141int EVP_PKEY_set1_EC_KEY(EVP_PKEY *pkey, struct ec_key_st *key);
1142struct ec_key_st *EVP_PKEY_get0_EC_KEY(const EVP_PKEY *pkey);
1143struct ec_key_st *EVP_PKEY_get1_EC_KEY(EVP_PKEY *pkey);
1144# endif
1145
1146EVP_PKEY *EVP_PKEY_new(void);
1147int EVP_PKEY_up_ref(EVP_PKEY *pkey);
1148void EVP_PKEY_free(EVP_PKEY *pkey);
1149
1150EVP_PKEY *d2i_PublicKey(int type, EVP_PKEY **a, const unsigned char **pp,
1151 long length);
1152int i2d_PublicKey(const EVP_PKEY *a, unsigned char **pp);
1153
1154EVP_PKEY *d2i_PrivateKey(int type, EVP_PKEY **a, const unsigned char **pp,
1155 long length);
1156EVP_PKEY *d2i_AutoPrivateKey(EVP_PKEY **a, const unsigned char **pp,
1157 long length);
1158int i2d_PrivateKey(const EVP_PKEY *a, unsigned char **pp);
1159
1160int i2d_KeyParams(const EVP_PKEY *a, unsigned char **pp);
1161EVP_PKEY *d2i_KeyParams(int type, EVP_PKEY **a, const unsigned char **pp,
1162 long length);
1163int i2d_KeyParams_bio(BIO *bp, const EVP_PKEY *pkey);
1164EVP_PKEY *d2i_KeyParams_bio(int type, EVP_PKEY **a, BIO *in);
1165
1166int EVP_PKEY_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from);
1167int EVP_PKEY_missing_parameters(const EVP_PKEY *pkey);
1168int EVP_PKEY_save_parameters(EVP_PKEY *pkey, int mode);
1169int EVP_PKEY_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b);
1170
1171int EVP_PKEY_cmp(const EVP_PKEY *a, const EVP_PKEY *b);
1172
1173int EVP_PKEY_print_public(BIO *out, const EVP_PKEY *pkey,
1174 int indent, ASN1_PCTX *pctx);
1175int EVP_PKEY_print_private(BIO *out, const EVP_PKEY *pkey,
1176 int indent, ASN1_PCTX *pctx);
1177int EVP_PKEY_print_params(BIO *out, const EVP_PKEY *pkey,
1178 int indent, ASN1_PCTX *pctx);
1179
1180int EVP_PKEY_get_default_digest_nid(EVP_PKEY *pkey, int *pnid);
1181int EVP_PKEY_supports_digest_nid(EVP_PKEY *pkey, int nid);
1182
1183int EVP_PKEY_set1_tls_encodedpoint(EVP_PKEY *pkey,
1184 const unsigned char *pt, size_t ptlen);
1185size_t EVP_PKEY_get1_tls_encodedpoint(EVP_PKEY *pkey, unsigned char **ppt);
1186
1187int EVP_CIPHER_type(const EVP_CIPHER *ctx);
1188
1189/* calls methods */
1190int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1191int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1192
1193/* These are used by EVP_CIPHER methods */
1194int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1195int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1196
1197/* PKCS5 password based encryption */
1198int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
1199 ASN1_TYPE *param, const EVP_CIPHER *cipher,
1200 const EVP_MD *md, int en_de);
1201int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,
1202 const unsigned char *salt, int saltlen, int iter,
1203 int keylen, unsigned char *out);
1204int PKCS5_PBKDF2_HMAC(const char *pass, int passlen,
1205 const unsigned char *salt, int saltlen, int iter,
1206 const EVP_MD *digest, int keylen, unsigned char *out);
1207int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
1208 ASN1_TYPE *param, const EVP_CIPHER *cipher,
1209 const EVP_MD *md, int en_de);
1210
1211#ifndef OPENSSL_NO_SCRYPT
1212int EVP_PBE_scrypt(const char *pass, size_t passlen,
1213 const unsigned char *salt, size_t saltlen,
1214 uint64_t N, uint64_t r, uint64_t p, uint64_t maxmem,
1215 unsigned char *key, size_t keylen);
1216
1217int PKCS5_v2_scrypt_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass,
1218 int passlen, ASN1_TYPE *param,
1219 const EVP_CIPHER *c, const EVP_MD *md, int en_de);
1220#endif
1221
1222void PKCS5_PBE_add(void);
1223
1224int EVP_PBE_CipherInit(ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
1225 ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de);
1226
1227/* PBE type */
1228
1229/* Can appear as the outermost AlgorithmIdentifier */
1230# define EVP_PBE_TYPE_OUTER 0x0
1231/* Is an PRF type OID */
1232# define EVP_PBE_TYPE_PRF 0x1
1233/* Is a PKCS#5 v2.0 KDF */
1234# define EVP_PBE_TYPE_KDF 0x2
1235
1236int EVP_PBE_alg_add_type(int pbe_type, int pbe_nid, int cipher_nid,
1237 int md_nid, EVP_PBE_KEYGEN *keygen);
1238int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md,
1239 EVP_PBE_KEYGEN *keygen);
1240int EVP_PBE_find(int type, int pbe_nid, int *pcnid, int *pmnid,
1241 EVP_PBE_KEYGEN **pkeygen);
1242void EVP_PBE_cleanup(void);
1243int EVP_PBE_get(int *ptype, int *ppbe_nid, size_t num);
1244
1245# define ASN1_PKEY_ALIAS 0x1
1246# define ASN1_PKEY_DYNAMIC 0x2
1247# define ASN1_PKEY_SIGPARAM_NULL 0x4
1248
1249# define ASN1_PKEY_CTRL_PKCS7_SIGN 0x1
1250# define ASN1_PKEY_CTRL_PKCS7_ENCRYPT 0x2
1251# define ASN1_PKEY_CTRL_DEFAULT_MD_NID 0x3
1252# define ASN1_PKEY_CTRL_CMS_SIGN 0x5
1253# define ASN1_PKEY_CTRL_CMS_ENVELOPE 0x7
1254# define ASN1_PKEY_CTRL_CMS_RI_TYPE 0x8
1255
1256# define ASN1_PKEY_CTRL_SET1_TLS_ENCPT 0x9
1257# define ASN1_PKEY_CTRL_GET1_TLS_ENCPT 0xa
1258# define ASN1_PKEY_CTRL_SUPPORTS_MD_NID 0xb
1259
1260int EVP_PKEY_asn1_get_count(void);
1261const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_get0(int idx);
1262const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find(ENGINE **pe, int type);
1263const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find_str(ENGINE **pe,
1264 const char *str, int len);
1265int EVP_PKEY_asn1_add0(const EVP_PKEY_ASN1_METHOD *ameth);
1266int EVP_PKEY_asn1_add_alias(int to, int from);
1267int EVP_PKEY_asn1_get0_info(int *ppkey_id, int *pkey_base_id,
1268 int *ppkey_flags, const char **pinfo,
1269 const char **ppem_str,
1270 const EVP_PKEY_ASN1_METHOD *ameth);
1271
1272const EVP_PKEY_ASN1_METHOD *EVP_PKEY_get0_asn1(const EVP_PKEY *pkey);
1273EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_new(int id, int flags,
1274 const char *pem_str,
1275 const char *info);
1276void EVP_PKEY_asn1_copy(EVP_PKEY_ASN1_METHOD *dst,
1277 const EVP_PKEY_ASN1_METHOD *src);
1278void EVP_PKEY_asn1_free(EVP_PKEY_ASN1_METHOD *ameth);
1279void EVP_PKEY_asn1_set_public(EVP_PKEY_ASN1_METHOD *ameth,
1280 int (*pub_decode) (EVP_PKEY *pk,
1281 X509_PUBKEY *pub),
1282 int (*pub_encode) (X509_PUBKEY *pub,
1283 const EVP_PKEY *pk),
1284 int (*pub_cmp) (const EVP_PKEY *a,
1285 const EVP_PKEY *b),
1286 int (*pub_print) (BIO *out,
1287 const EVP_PKEY *pkey,
1288 int indent, ASN1_PCTX *pctx),
1289 int (*pkey_size) (const EVP_PKEY *pk),
1290 int (*pkey_bits) (const EVP_PKEY *pk));
1291void EVP_PKEY_asn1_set_private(EVP_PKEY_ASN1_METHOD *ameth,
1292 int (*priv_decode) (EVP_PKEY *pk,
1293 const PKCS8_PRIV_KEY_INFO
1294 *p8inf),
1295 int (*priv_encode) (PKCS8_PRIV_KEY_INFO *p8,
1296 const EVP_PKEY *pk),
1297 int (*priv_print) (BIO *out,
1298 const EVP_PKEY *pkey,
1299 int indent,
1300 ASN1_PCTX *pctx));
1301void EVP_PKEY_asn1_set_param(EVP_PKEY_ASN1_METHOD *ameth,
1302 int (*param_decode) (EVP_PKEY *pkey,
1303 const unsigned char **pder,
1304 int derlen),
1305 int (*param_encode) (const EVP_PKEY *pkey,
1306 unsigned char **pder),
1307 int (*param_missing) (const EVP_PKEY *pk),
1308 int (*param_copy) (EVP_PKEY *to,
1309 const EVP_PKEY *from),
1310 int (*param_cmp) (const EVP_PKEY *a,
1311 const EVP_PKEY *b),
1312 int (*param_print) (BIO *out,
1313 const EVP_PKEY *pkey,
1314 int indent,
1315 ASN1_PCTX *pctx));
1316
1317void EVP_PKEY_asn1_set_free(EVP_PKEY_ASN1_METHOD *ameth,
1318 void (*pkey_free) (EVP_PKEY *pkey));
1319void EVP_PKEY_asn1_set_ctrl(EVP_PKEY_ASN1_METHOD *ameth,
1320 int (*pkey_ctrl) (EVP_PKEY *pkey, int op,
1321 long arg1, void *arg2));
1322void EVP_PKEY_asn1_set_item(EVP_PKEY_ASN1_METHOD *ameth,
1323 int (*item_verify) (EVP_MD_CTX *ctx,
1324 const ASN1_ITEM *it,
1325 void *asn,
1326 X509_ALGOR *a,
1327 ASN1_BIT_STRING *sig,
1328 EVP_PKEY *pkey),
1329 int (*item_sign) (EVP_MD_CTX *ctx,
1330 const ASN1_ITEM *it,
1331 void *asn,
1332 X509_ALGOR *alg1,
1333 X509_ALGOR *alg2,
1334 ASN1_BIT_STRING *sig));
1335
1336void EVP_PKEY_asn1_set_siginf(EVP_PKEY_ASN1_METHOD *ameth,
1337 int (*siginf_set) (X509_SIG_INFO *siginf,
1338 const X509_ALGOR *alg,
1339 const ASN1_STRING *sig));
1340
1341void EVP_PKEY_asn1_set_check(EVP_PKEY_ASN1_METHOD *ameth,
1342 int (*pkey_check) (const EVP_PKEY *pk));
1343
1344void EVP_PKEY_asn1_set_public_check(EVP_PKEY_ASN1_METHOD *ameth,
1345 int (*pkey_pub_check) (const EVP_PKEY *pk));
1346
1347void EVP_PKEY_asn1_set_param_check(EVP_PKEY_ASN1_METHOD *ameth,
1348 int (*pkey_param_check) (const EVP_PKEY *pk));
1349
1350void EVP_PKEY_asn1_set_set_priv_key(EVP_PKEY_ASN1_METHOD *ameth,
1351 int (*set_priv_key) (EVP_PKEY *pk,
1352 const unsigned char
1353 *priv,
1354 size_t len));
1355void EVP_PKEY_asn1_set_set_pub_key(EVP_PKEY_ASN1_METHOD *ameth,
1356 int (*set_pub_key) (EVP_PKEY *pk,
1357 const unsigned char *pub,
1358 size_t len));
1359void EVP_PKEY_asn1_set_get_priv_key(EVP_PKEY_ASN1_METHOD *ameth,
1360 int (*get_priv_key) (const EVP_PKEY *pk,
1361 unsigned char *priv,
1362 size_t *len));
1363void EVP_PKEY_asn1_set_get_pub_key(EVP_PKEY_ASN1_METHOD *ameth,
1364 int (*get_pub_key) (const EVP_PKEY *pk,
1365 unsigned char *pub,
1366 size_t *len));
1367
1368void EVP_PKEY_asn1_set_security_bits(EVP_PKEY_ASN1_METHOD *ameth,
1369 int (*pkey_security_bits) (const EVP_PKEY
1370 *pk));
1371
1372int EVP_PKEY_CTX_get_signature_md(EVP_PKEY_CTX *ctx, const EVP_MD **md);
1373int EVP_PKEY_CTX_set_signature_md(EVP_PKEY_CTX *ctx, const EVP_MD *md);
1374
1375# define EVP_PKEY_OP_UNDEFINED 0
1376# define EVP_PKEY_OP_PARAMGEN (1<<1)
1377# define EVP_PKEY_OP_KEYGEN (1<<2)
1378# define EVP_PKEY_OP_PARAMFROMDATA (1<<3)
1379# define EVP_PKEY_OP_KEYFROMDATA (1<<4)
1380# define EVP_PKEY_OP_SIGN (1<<5)
1381# define EVP_PKEY_OP_VERIFY (1<<6)
1382# define EVP_PKEY_OP_VERIFYRECOVER (1<<7)
1383# define EVP_PKEY_OP_SIGNCTX (1<<8)
1384# define EVP_PKEY_OP_VERIFYCTX (1<<9)
1385# define EVP_PKEY_OP_ENCRYPT (1<<10)
1386# define EVP_PKEY_OP_DECRYPT (1<<11)
1387# define EVP_PKEY_OP_DERIVE (1<<12)
1388
1389# define EVP_PKEY_OP_TYPE_SIG \
1390 (EVP_PKEY_OP_SIGN | EVP_PKEY_OP_VERIFY | EVP_PKEY_OP_VERIFYRECOVER \
1391 | EVP_PKEY_OP_SIGNCTX | EVP_PKEY_OP_VERIFYCTX)
1392
1393# define EVP_PKEY_OP_TYPE_CRYPT \
1394 (EVP_PKEY_OP_ENCRYPT | EVP_PKEY_OP_DECRYPT)
1395
1396# define EVP_PKEY_OP_TYPE_NOGEN \
1397 (EVP_PKEY_OP_TYPE_SIG | EVP_PKEY_OP_TYPE_CRYPT | EVP_PKEY_OP_DERIVE)
1398
1399# define EVP_PKEY_OP_TYPE_GEN \
1400 (EVP_PKEY_OP_PARAMGEN | EVP_PKEY_OP_KEYGEN)
1401
1402# define EVP_PKEY_OP_TYPE_FROMDATA \
1403 (EVP_PKEY_OP_PARAMFROMDATA | EVP_PKEY_OP_KEYFROMDATA)
1404
1405# define EVP_PKEY_CTX_set_mac_key(ctx, key, len) \
1406 EVP_PKEY_CTX_ctrl(ctx, -1, EVP_PKEY_OP_KEYGEN, \
1407 EVP_PKEY_CTRL_SET_MAC_KEY, len, (void *)(key))
1408
1409# define EVP_PKEY_CTRL_MD 1
1410# define EVP_PKEY_CTRL_PEER_KEY 2
1411
1412# define EVP_PKEY_CTRL_PKCS7_ENCRYPT 3
1413# define EVP_PKEY_CTRL_PKCS7_DECRYPT 4
1414
1415# define EVP_PKEY_CTRL_PKCS7_SIGN 5
1416
1417# define EVP_PKEY_CTRL_SET_MAC_KEY 6
1418
1419# define EVP_PKEY_CTRL_DIGESTINIT 7
1420
1421/* Used by GOST key encryption in TLS */
1422# define EVP_PKEY_CTRL_SET_IV 8
1423
1424# define EVP_PKEY_CTRL_CMS_ENCRYPT 9
1425# define EVP_PKEY_CTRL_CMS_DECRYPT 10
1426# define EVP_PKEY_CTRL_CMS_SIGN 11
1427
1428# define EVP_PKEY_CTRL_CIPHER 12
1429
1430# define EVP_PKEY_CTRL_GET_MD 13
1431
1432# define EVP_PKEY_CTRL_SET_DIGEST_SIZE 14
1433
1434# define EVP_PKEY_ALG_CTRL 0x1000
1435
1436# define EVP_PKEY_FLAG_AUTOARGLEN 2
1437/*
1438 * Method handles all operations: don't assume any digest related defaults.
1439 */
1440# define EVP_PKEY_FLAG_SIGCTX_CUSTOM 4
1441
1442const EVP_PKEY_METHOD *EVP_PKEY_meth_find(int type);
1443EVP_PKEY_METHOD *EVP_PKEY_meth_new(int id, int flags);
1444void EVP_PKEY_meth_get0_info(int *ppkey_id, int *pflags,
1445 const EVP_PKEY_METHOD *meth);
1446void EVP_PKEY_meth_copy(EVP_PKEY_METHOD *dst, const EVP_PKEY_METHOD *src);
1447void EVP_PKEY_meth_free(EVP_PKEY_METHOD *pmeth);
1448int EVP_PKEY_meth_add0(const EVP_PKEY_METHOD *pmeth);
1449int EVP_PKEY_meth_remove(const EVP_PKEY_METHOD *pmeth);
1450size_t EVP_PKEY_meth_get_count(void);
1451const EVP_PKEY_METHOD *EVP_PKEY_meth_get0(size_t idx);
1452
1453EVP_KEYMGMT *EVP_KEYMGMT_fetch(OPENSSL_CTX *ctx, const char *algorithm,
1454 const char *properties);
1455int EVP_KEYMGMT_up_ref(EVP_KEYMGMT *keymgmt);
1456void EVP_KEYMGMT_free(EVP_KEYMGMT *keymgmt);
1457const OSSL_PROVIDER *EVP_KEYMGMT_provider(const EVP_KEYMGMT *keymgmt);
1458int EVP_KEYMGMT_number(const EVP_KEYMGMT *keymgmt);
1459int EVP_KEYMGMT_is_a(const EVP_KEYMGMT *keymgmt, const char *name);
1460void EVP_KEYMGMT_do_all_provided(OPENSSL_CTX *libctx,
1461 void (*fn)(EVP_KEYMGMT *keymgmt, void *arg),
1462 void *arg);
1463void EVP_KEYMGMT_names_do_all(const EVP_KEYMGMT *keymgmt,
1464 void (*fn)(const char *name, void *data),
1465 void *data);
1466
1467EVP_PKEY_CTX *EVP_PKEY_CTX_new(EVP_PKEY *pkey, ENGINE *e);
1468EVP_PKEY_CTX *EVP_PKEY_CTX_new_id(int id, ENGINE *e);
1469EVP_PKEY_CTX *EVP_PKEY_CTX_new_provided(OPENSSL_CTX *libctx,
1470 const char *name,
1471 const char *propquery);
1472EVP_PKEY_CTX *EVP_PKEY_CTX_dup(const EVP_PKEY_CTX *ctx);
1473void EVP_PKEY_CTX_free(EVP_PKEY_CTX *ctx);
1474
1475int EVP_PKEY_CTX_get_params(EVP_PKEY_CTX *ctx, OSSL_PARAM *params);
1476const OSSL_PARAM *EVP_PKEY_CTX_gettable_params(EVP_PKEY_CTX *ctx);
1477int EVP_PKEY_CTX_set_params(EVP_PKEY_CTX *ctx, OSSL_PARAM *params);
1478const OSSL_PARAM *EVP_PKEY_CTX_settable_params(EVP_PKEY_CTX *ctx);
1479int EVP_PKEY_CTX_ctrl(EVP_PKEY_CTX *ctx, int keytype, int optype,
1480 int cmd, int p1, void *p2);
1481int EVP_PKEY_CTX_ctrl_str(EVP_PKEY_CTX *ctx, const char *type,
1482 const char *value);
1483int EVP_PKEY_CTX_ctrl_uint64(EVP_PKEY_CTX *ctx, int keytype, int optype,
1484 int cmd, uint64_t value);
1485
1486int EVP_PKEY_CTX_str2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *str);
1487int EVP_PKEY_CTX_hex2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *hex);
1488
1489int EVP_PKEY_CTX_md(EVP_PKEY_CTX *ctx, int optype, int cmd, const char *md);
1490
1491int EVP_PKEY_CTX_get_operation(EVP_PKEY_CTX *ctx);
1492void EVP_PKEY_CTX_set0_keygen_info(EVP_PKEY_CTX *ctx, int *dat, int datlen);
1493
1494EVP_PKEY *EVP_PKEY_new_mac_key(int type, ENGINE *e,
1495 const unsigned char *key, int keylen);
1496EVP_PKEY *EVP_PKEY_new_raw_private_key(int type, ENGINE *e,
1497 const unsigned char *priv,
1498 size_t len);
1499EVP_PKEY *EVP_PKEY_new_raw_public_key(int type, ENGINE *e,
1500 const unsigned char *pub,
1501 size_t len);
1502int EVP_PKEY_get_raw_private_key(const EVP_PKEY *pkey, unsigned char *priv,
1503 size_t *len);
1504int EVP_PKEY_get_raw_public_key(const EVP_PKEY *pkey, unsigned char *pub,
1505 size_t *len);
1506
1507EVP_PKEY *EVP_PKEY_new_CMAC_key(ENGINE *e, const unsigned char *priv,
1508 size_t len, const EVP_CIPHER *cipher);
1509
1510void EVP_PKEY_CTX_set_data(EVP_PKEY_CTX *ctx, void *data);
1511void *EVP_PKEY_CTX_get_data(const EVP_PKEY_CTX *ctx);
1512EVP_PKEY *EVP_PKEY_CTX_get0_pkey(EVP_PKEY_CTX *ctx);
1513
1514EVP_PKEY *EVP_PKEY_CTX_get0_peerkey(EVP_PKEY_CTX *ctx);
1515
1516void EVP_PKEY_CTX_set_app_data(EVP_PKEY_CTX *ctx, void *data);
1517void *EVP_PKEY_CTX_get_app_data(EVP_PKEY_CTX *ctx);
1518
1519void EVP_SIGNATURE_free(EVP_SIGNATURE *signature);
1520int EVP_SIGNATURE_up_ref(EVP_SIGNATURE *signature);
1521OSSL_PROVIDER *EVP_SIGNATURE_provider(const EVP_SIGNATURE *signature);
1522EVP_SIGNATURE *EVP_SIGNATURE_fetch(OPENSSL_CTX *ctx, const char *algorithm,
1523 const char *properties);
1524int EVP_SIGNATURE_is_a(const EVP_SIGNATURE *signature, const char *name);
1525int EVP_SIGNATURE_number(const EVP_SIGNATURE *signature);
1526void EVP_SIGNATURE_do_all_provided(OPENSSL_CTX *libctx,
1527 void (*fn)(EVP_SIGNATURE *signature,
1528 void *data),
1529 void *data);
1530void EVP_SIGNATURE_names_do_all(const EVP_SIGNATURE *signature,
1531 void (*fn)(const char *name, void *data),
1532 void *data);
1533
1534void EVP_ASYM_CIPHER_free(EVP_ASYM_CIPHER *cipher);
1535int EVP_ASYM_CIPHER_up_ref(EVP_ASYM_CIPHER *cipher);
1536OSSL_PROVIDER *EVP_ASYM_CIPHER_provider(const EVP_ASYM_CIPHER *cipher);
1537EVP_ASYM_CIPHER *EVP_ASYM_CIPHER_fetch(OPENSSL_CTX *ctx, const char *algorithm,
1538 const char *properties);
1539int EVP_ASYM_CIPHER_is_a(const EVP_ASYM_CIPHER *cipher, const char *name);
1540int EVP_ASYM_CIPHER_number(const EVP_ASYM_CIPHER *cipher);
1541void EVP_ASYM_CIPHER_do_all_provided(OPENSSL_CTX *libctx,
1542 void (*fn)(EVP_ASYM_CIPHER *cipher,
1543 void *arg),
1544 void *arg);
1545void EVP_ASYM_CIPHER_names_do_all(const EVP_ASYM_CIPHER *cipher,
1546 void (*fn)(const char *name, void *data),
1547 void *data);
1548
1549int EVP_PKEY_sign_init(EVP_PKEY_CTX *ctx);
1550int EVP_PKEY_sign(EVP_PKEY_CTX *ctx,
1551 unsigned char *sig, size_t *siglen,
1552 const unsigned char *tbs, size_t tbslen);
1553int EVP_PKEY_verify_init(EVP_PKEY_CTX *ctx);
1554int EVP_PKEY_verify(EVP_PKEY_CTX *ctx,
1555 const unsigned char *sig, size_t siglen,
1556 const unsigned char *tbs, size_t tbslen);
1557int EVP_PKEY_verify_recover_init(EVP_PKEY_CTX *ctx);
1558int EVP_PKEY_verify_recover(EVP_PKEY_CTX *ctx,
1559 unsigned char *rout, size_t *routlen,
1560 const unsigned char *sig, size_t siglen);
1561int EVP_PKEY_encrypt_init(EVP_PKEY_CTX *ctx);
1562int EVP_PKEY_encrypt(EVP_PKEY_CTX *ctx,
1563 unsigned char *out, size_t *outlen,
1564 const unsigned char *in, size_t inlen);
1565int EVP_PKEY_decrypt_init(EVP_PKEY_CTX *ctx);
1566int EVP_PKEY_decrypt(EVP_PKEY_CTX *ctx,
1567 unsigned char *out, size_t *outlen,
1568 const unsigned char *in, size_t inlen);
1569
1570int EVP_PKEY_derive_init(EVP_PKEY_CTX *ctx);
1571int EVP_PKEY_derive_set_peer(EVP_PKEY_CTX *ctx, EVP_PKEY *peer);
1572int EVP_PKEY_derive(EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen);
1573
1574typedef int EVP_PKEY_gen_cb(EVP_PKEY_CTX *ctx);
1575
1576int EVP_PKEY_param_fromdata_init(EVP_PKEY_CTX *ctx);
1577int EVP_PKEY_key_fromdata_init(EVP_PKEY_CTX *ctx);
1578int EVP_PKEY_fromdata(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey, OSSL_PARAM param[]);
1579const OSSL_PARAM *EVP_PKEY_param_fromdata_settable(EVP_PKEY_CTX *ctx);
1580const OSSL_PARAM *EVP_PKEY_key_fromdata_settable(EVP_PKEY_CTX *ctx);
1581int EVP_PKEY_paramgen_init(EVP_PKEY_CTX *ctx);
1582int EVP_PKEY_paramgen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1583int EVP_PKEY_keygen_init(EVP_PKEY_CTX *ctx);
1584int EVP_PKEY_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1585int EVP_PKEY_check(EVP_PKEY_CTX *ctx);
1586int EVP_PKEY_public_check(EVP_PKEY_CTX *ctx);
1587int EVP_PKEY_param_check(EVP_PKEY_CTX *ctx);
1588
1589void EVP_PKEY_CTX_set_cb(EVP_PKEY_CTX *ctx, EVP_PKEY_gen_cb *cb);
1590EVP_PKEY_gen_cb *EVP_PKEY_CTX_get_cb(EVP_PKEY_CTX *ctx);
1591
1592int EVP_PKEY_CTX_get_keygen_info(EVP_PKEY_CTX *ctx, int idx);
1593
1594void EVP_PKEY_meth_set_init(EVP_PKEY_METHOD *pmeth,
1595 int (*init) (EVP_PKEY_CTX *ctx));
1596
1597void EVP_PKEY_meth_set_copy(EVP_PKEY_METHOD *pmeth,
1598 int (*copy) (EVP_PKEY_CTX *dst,
1599 const EVP_PKEY_CTX *src));
1600
1601void EVP_PKEY_meth_set_cleanup(EVP_PKEY_METHOD *pmeth,
1602 void (*cleanup) (EVP_PKEY_CTX *ctx));
1603
1604void EVP_PKEY_meth_set_paramgen(EVP_PKEY_METHOD *pmeth,
1605 int (*paramgen_init) (EVP_PKEY_CTX *ctx),
1606 int (*paramgen) (EVP_PKEY_CTX *ctx,
1607 EVP_PKEY *pkey));
1608
1609void EVP_PKEY_meth_set_keygen(EVP_PKEY_METHOD *pmeth,
1610 int (*keygen_init) (EVP_PKEY_CTX *ctx),
1611 int (*keygen) (EVP_PKEY_CTX *ctx,
1612 EVP_PKEY *pkey));
1613
1614void EVP_PKEY_meth_set_sign(EVP_PKEY_METHOD *pmeth,
1615 int (*sign_init) (EVP_PKEY_CTX *ctx),
1616 int (*sign) (EVP_PKEY_CTX *ctx,
1617 unsigned char *sig, size_t *siglen,
1618 const unsigned char *tbs,
1619 size_t tbslen));
1620
1621void EVP_PKEY_meth_set_verify(EVP_PKEY_METHOD *pmeth,
1622 int (*verify_init) (EVP_PKEY_CTX *ctx),
1623 int (*verify) (EVP_PKEY_CTX *ctx,
1624 const unsigned char *sig,
1625 size_t siglen,
1626 const unsigned char *tbs,
1627 size_t tbslen));
1628
1629void EVP_PKEY_meth_set_verify_recover(EVP_PKEY_METHOD *pmeth,
1630 int (*verify_recover_init) (EVP_PKEY_CTX
1631 *ctx),
1632 int (*verify_recover) (EVP_PKEY_CTX
1633 *ctx,
1634 unsigned char
1635 *sig,
1636 size_t *siglen,
1637 const unsigned
1638 char *tbs,
1639 size_t tbslen));
1640
1641void EVP_PKEY_meth_set_signctx(EVP_PKEY_METHOD *pmeth,
1642 int (*signctx_init) (EVP_PKEY_CTX *ctx,
1643 EVP_MD_CTX *mctx),
1644 int (*signctx) (EVP_PKEY_CTX *ctx,
1645 unsigned char *sig,
1646 size_t *siglen,
1647 EVP_MD_CTX *mctx));
1648
1649void EVP_PKEY_meth_set_verifyctx(EVP_PKEY_METHOD *pmeth,
1650 int (*verifyctx_init) (EVP_PKEY_CTX *ctx,
1651 EVP_MD_CTX *mctx),
1652 int (*verifyctx) (EVP_PKEY_CTX *ctx,
1653 const unsigned char *sig,
1654 int siglen,
1655 EVP_MD_CTX *mctx));
1656
1657void EVP_PKEY_meth_set_encrypt(EVP_PKEY_METHOD *pmeth,
1658 int (*encrypt_init) (EVP_PKEY_CTX *ctx),
1659 int (*encryptfn) (EVP_PKEY_CTX *ctx,
1660 unsigned char *out,
1661 size_t *outlen,
1662 const unsigned char *in,
1663 size_t inlen));
1664
1665void EVP_PKEY_meth_set_decrypt(EVP_PKEY_METHOD *pmeth,
1666 int (*decrypt_init) (EVP_PKEY_CTX *ctx),
1667 int (*decrypt) (EVP_PKEY_CTX *ctx,
1668 unsigned char *out,
1669 size_t *outlen,
1670 const unsigned char *in,
1671 size_t inlen));
1672
1673void EVP_PKEY_meth_set_derive(EVP_PKEY_METHOD *pmeth,
1674 int (*derive_init) (EVP_PKEY_CTX *ctx),
1675 int (*derive) (EVP_PKEY_CTX *ctx,
1676 unsigned char *key,
1677 size_t *keylen));
1678
1679void EVP_PKEY_meth_set_ctrl(EVP_PKEY_METHOD *pmeth,
1680 int (*ctrl) (EVP_PKEY_CTX *ctx, int type, int p1,
1681 void *p2),
1682 int (*ctrl_str) (EVP_PKEY_CTX *ctx,
1683 const char *type,
1684 const char *value));
1685
1686void EVP_PKEY_meth_set_digestsign(EVP_PKEY_METHOD *pmeth,
1687 int (*digestsign) (EVP_MD_CTX *ctx,
1688 unsigned char *sig,
1689 size_t *siglen,
1690 const unsigned char *tbs,
1691 size_t tbslen));
1692
1693void EVP_PKEY_meth_set_digestverify(EVP_PKEY_METHOD *pmeth,
1694 int (*digestverify) (EVP_MD_CTX *ctx,
1695 const unsigned char *sig,
1696 size_t siglen,
1697 const unsigned char *tbs,
1698 size_t tbslen));
1699
1700void EVP_PKEY_meth_set_check(EVP_PKEY_METHOD *pmeth,
1701 int (*check) (EVP_PKEY *pkey));
1702
1703void EVP_PKEY_meth_set_public_check(EVP_PKEY_METHOD *pmeth,
1704 int (*check) (EVP_PKEY *pkey));
1705
1706void EVP_PKEY_meth_set_param_check(EVP_PKEY_METHOD *pmeth,
1707 int (*check) (EVP_PKEY *pkey));
1708
1709void EVP_PKEY_meth_set_digest_custom(EVP_PKEY_METHOD *pmeth,
1710 int (*digest_custom) (EVP_PKEY_CTX *ctx,
1711 EVP_MD_CTX *mctx));
1712
1713void EVP_PKEY_meth_get_init(const EVP_PKEY_METHOD *pmeth,
1714 int (**pinit) (EVP_PKEY_CTX *ctx));
1715
1716void EVP_PKEY_meth_get_copy(const EVP_PKEY_METHOD *pmeth,
1717 int (**pcopy) (EVP_PKEY_CTX *dst,
1718 const EVP_PKEY_CTX *src));
1719
1720void EVP_PKEY_meth_get_cleanup(const EVP_PKEY_METHOD *pmeth,
1721 void (**pcleanup) (EVP_PKEY_CTX *ctx));
1722
1723void EVP_PKEY_meth_get_paramgen(const EVP_PKEY_METHOD *pmeth,
1724 int (**pparamgen_init) (EVP_PKEY_CTX *ctx),
1725 int (**pparamgen) (EVP_PKEY_CTX *ctx,
1726 EVP_PKEY *pkey));
1727
1728void EVP_PKEY_meth_get_keygen(const EVP_PKEY_METHOD *pmeth,
1729 int (**pkeygen_init) (EVP_PKEY_CTX *ctx),
1730 int (**pkeygen) (EVP_PKEY_CTX *ctx,
1731 EVP_PKEY *pkey));
1732
1733void EVP_PKEY_meth_get_sign(const EVP_PKEY_METHOD *pmeth,
1734 int (**psign_init) (EVP_PKEY_CTX *ctx),
1735 int (**psign) (EVP_PKEY_CTX *ctx,
1736 unsigned char *sig, size_t *siglen,
1737 const unsigned char *tbs,
1738 size_t tbslen));
1739
1740void EVP_PKEY_meth_get_verify(const EVP_PKEY_METHOD *pmeth,
1741 int (**pverify_init) (EVP_PKEY_CTX *ctx),
1742 int (**pverify) (EVP_PKEY_CTX *ctx,
1743 const unsigned char *sig,
1744 size_t siglen,
1745 const unsigned char *tbs,
1746 size_t tbslen));
1747
1748void EVP_PKEY_meth_get_verify_recover(const EVP_PKEY_METHOD *pmeth,
1749 int (**pverify_recover_init) (EVP_PKEY_CTX
1750 *ctx),
1751 int (**pverify_recover) (EVP_PKEY_CTX
1752 *ctx,
1753 unsigned char
1754 *sig,
1755 size_t *siglen,
1756 const unsigned
1757 char *tbs,
1758 size_t tbslen));
1759
1760void EVP_PKEY_meth_get_signctx(const EVP_PKEY_METHOD *pmeth,
1761 int (**psignctx_init) (EVP_PKEY_CTX *ctx,
1762 EVP_MD_CTX *mctx),
1763 int (**psignctx) (EVP_PKEY_CTX *ctx,
1764 unsigned char *sig,
1765 size_t *siglen,
1766 EVP_MD_CTX *mctx));
1767
1768void EVP_PKEY_meth_get_verifyctx(const EVP_PKEY_METHOD *pmeth,
1769 int (**pverifyctx_init) (EVP_PKEY_CTX *ctx,
1770 EVP_MD_CTX *mctx),
1771 int (**pverifyctx) (EVP_PKEY_CTX *ctx,
1772 const unsigned char *sig,
1773 int siglen,
1774 EVP_MD_CTX *mctx));
1775
1776void EVP_PKEY_meth_get_encrypt(const EVP_PKEY_METHOD *pmeth,
1777 int (**pencrypt_init) (EVP_PKEY_CTX *ctx),
1778 int (**pencryptfn) (EVP_PKEY_CTX *ctx,
1779 unsigned char *out,
1780 size_t *outlen,
1781 const unsigned char *in,
1782 size_t inlen));
1783
1784void EVP_PKEY_meth_get_decrypt(const EVP_PKEY_METHOD *pmeth,
1785 int (**pdecrypt_init) (EVP_PKEY_CTX *ctx),
1786 int (**pdecrypt) (EVP_PKEY_CTX *ctx,
1787 unsigned char *out,
1788 size_t *outlen,
1789 const unsigned char *in,
1790 size_t inlen));
1791
1792void EVP_PKEY_meth_get_derive(const EVP_PKEY_METHOD *pmeth,
1793 int (**pderive_init) (EVP_PKEY_CTX *ctx),
1794 int (**pderive) (EVP_PKEY_CTX *ctx,
1795 unsigned char *key,
1796 size_t *keylen));
1797
1798void EVP_PKEY_meth_get_ctrl(const EVP_PKEY_METHOD *pmeth,
1799 int (**pctrl) (EVP_PKEY_CTX *ctx, int type, int p1,
1800 void *p2),
1801 int (**pctrl_str) (EVP_PKEY_CTX *ctx,
1802 const char *type,
1803 const char *value));
1804
1805void EVP_PKEY_meth_get_digestsign(EVP_PKEY_METHOD *pmeth,
1806 int (**digestsign) (EVP_MD_CTX *ctx,
1807 unsigned char *sig,
1808 size_t *siglen,
1809 const unsigned char *tbs,
1810 size_t tbslen));
1811
1812void EVP_PKEY_meth_get_digestverify(EVP_PKEY_METHOD *pmeth,
1813 int (**digestverify) (EVP_MD_CTX *ctx,
1814 const unsigned char *sig,
1815 size_t siglen,
1816 const unsigned char *tbs,
1817 size_t tbslen));
1818
1819void EVP_PKEY_meth_get_check(const EVP_PKEY_METHOD *pmeth,
1820 int (**pcheck) (EVP_PKEY *pkey));
1821
1822void EVP_PKEY_meth_get_public_check(const EVP_PKEY_METHOD *pmeth,
1823 int (**pcheck) (EVP_PKEY *pkey));
1824
1825void EVP_PKEY_meth_get_param_check(const EVP_PKEY_METHOD *pmeth,
1826 int (**pcheck) (EVP_PKEY *pkey));
1827
1828void EVP_PKEY_meth_get_digest_custom(EVP_PKEY_METHOD *pmeth,
1829 int (**pdigest_custom) (EVP_PKEY_CTX *ctx,
1830 EVP_MD_CTX *mctx));
1831
1832void EVP_KEYEXCH_free(EVP_KEYEXCH *exchange);
1833int EVP_KEYEXCH_up_ref(EVP_KEYEXCH *exchange);
1834EVP_KEYEXCH *EVP_KEYEXCH_fetch(OPENSSL_CTX *ctx, const char *algorithm,
1835 const char *properties);
1836OSSL_PROVIDER *EVP_KEYEXCH_provider(const EVP_KEYEXCH *exchange);
1837int EVP_KEYEXCH_is_a(const EVP_KEYEXCH *keyexch, const char *name);
1838int EVP_KEYEXCH_number(const EVP_KEYEXCH *keyexch);
1839void EVP_KEYEXCH_do_all_provided(OPENSSL_CTX *libctx,
1840 void (*fn)(EVP_KEYEXCH *keyexch, void *data),
1841 void *data);
1842void EVP_KEYEXCH_names_do_all(const EVP_KEYEXCH *keyexch,
1843 void (*fn)(const char *name, void *data),
1844 void *data);
1845
1846void EVP_add_alg_module(void);
1847
1848/*
1849 * Convenient helper functions to transfer string based controls.
1850 * The callback gets called with the parsed value.
1851 */
1852int EVP_str2ctrl(int (*cb)(void *ctx, int cmd, void *buf, size_t buflen),
1853 void *ctx, int cmd, const char *value);
1854int EVP_hex2ctrl(int (*cb)(void *ctx, int cmd, void *buf, size_t buflen),
1855 void *ctx, int cmd, const char *hex);
1856
1857# ifdef __cplusplus
1858}
1859# endif
1860#endif
1861