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Fix header file include guard names
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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
13# include <stdarg.h>
14
15# include <openssl/opensslconf.h>
16# include <openssl/types.h>
17# include <openssl/core.h>
18# include <openssl/symhacks.h>
19# include <openssl/bio.h>
20# include <openssl/evperr.h>
21# include <openssl/params.h>
22
23# define EVP_MAX_MD_SIZE 64/* longest known is SHA512 */
24# define EVP_MAX_KEY_LENGTH 64
25# define EVP_MAX_IV_LENGTH 16
26# define EVP_MAX_BLOCK_LENGTH 32
27
28# define PKCS5_SALT_LEN 8
29/* Default PKCS#5 iteration count */
30# define PKCS5_DEFAULT_ITER 2048
31
32# include <openssl/objects.h>
33
34# define EVP_PK_RSA 0x0001
35# define EVP_PK_DSA 0x0002
36# define EVP_PK_DH 0x0004
37# define EVP_PK_EC 0x0008
38# define EVP_PKT_SIGN 0x0010
39# define EVP_PKT_ENC 0x0020
40# define EVP_PKT_EXCH 0x0040
41# define EVP_PKS_RSA 0x0100
42# define EVP_PKS_DSA 0x0200
43# define EVP_PKS_EC 0x0400
44
45# define EVP_PKEY_NONE NID_undef
46# define EVP_PKEY_RSA NID_rsaEncryption
47# define EVP_PKEY_RSA2 NID_rsa
48# define EVP_PKEY_RSA_PSS NID_rsassaPss
49# define EVP_PKEY_DSA NID_dsa
50# define EVP_PKEY_DSA1 NID_dsa_2
51# define EVP_PKEY_DSA2 NID_dsaWithSHA
52# define EVP_PKEY_DSA3 NID_dsaWithSHA1
53# define EVP_PKEY_DSA4 NID_dsaWithSHA1_2
54# define EVP_PKEY_DH NID_dhKeyAgreement
55# define EVP_PKEY_DHX NID_dhpublicnumber
56# define EVP_PKEY_EC NID_X9_62_id_ecPublicKey
57# define EVP_PKEY_SM2 NID_sm2
58# define EVP_PKEY_HMAC NID_hmac
59# define EVP_PKEY_CMAC NID_cmac
60# define EVP_PKEY_SCRYPT NID_id_scrypt
61# define EVP_PKEY_TLS1_PRF NID_tls1_prf
62# define EVP_PKEY_HKDF NID_hkdf
63# define EVP_PKEY_POLY1305 NID_poly1305
64# define EVP_PKEY_SIPHASH NID_siphash
65# define EVP_PKEY_X25519 NID_X25519
66# define EVP_PKEY_ED25519 NID_ED25519
67# define EVP_PKEY_X448 NID_X448
68# define EVP_PKEY_ED448 NID_ED448
69
70#ifdef __cplusplus
71extern "C" {
72#endif
73
74int EVP_set_default_properties(OPENSSL_CTX *libctx, const char *propq);
75
76# define EVP_PKEY_MO_SIGN 0x0001
77# define EVP_PKEY_MO_VERIFY 0x0002
78# define EVP_PKEY_MO_ENCRYPT 0x0004
79# define EVP_PKEY_MO_DECRYPT 0x0008
80
81# ifndef EVP_MD
82EVP_MD *EVP_MD_meth_new(int md_type, int pkey_type);
83EVP_MD *EVP_MD_meth_dup(const EVP_MD *md);
84void EVP_MD_meth_free(EVP_MD *md);
85
86int EVP_MD_meth_set_input_blocksize(EVP_MD *md, int blocksize);
87int EVP_MD_meth_set_result_size(EVP_MD *md, int resultsize);
88int EVP_MD_meth_set_app_datasize(EVP_MD *md, int datasize);
89int EVP_MD_meth_set_flags(EVP_MD *md, unsigned long flags);
90int EVP_MD_meth_set_init(EVP_MD *md, int (*init)(EVP_MD_CTX *ctx));
91int EVP_MD_meth_set_update(EVP_MD *md, int (*update)(EVP_MD_CTX *ctx,
92 const void *data,
93 size_t count));
94int EVP_MD_meth_set_final(EVP_MD *md, int (*final)(EVP_MD_CTX *ctx,
95 unsigned char *md));
96int EVP_MD_meth_set_copy(EVP_MD *md, int (*copy)(EVP_MD_CTX *to,
97 const EVP_MD_CTX *from));
98int EVP_MD_meth_set_cleanup(EVP_MD *md, int (*cleanup)(EVP_MD_CTX *ctx));
99int EVP_MD_meth_set_ctrl(EVP_MD *md, int (*ctrl)(EVP_MD_CTX *ctx, int cmd,
100 int p1, void *p2));
101
102int EVP_MD_meth_get_input_blocksize(const EVP_MD *md);
103int EVP_MD_meth_get_result_size(const EVP_MD *md);
104int EVP_MD_meth_get_app_datasize(const EVP_MD *md);
105unsigned long EVP_MD_meth_get_flags(const EVP_MD *md);
106int (*EVP_MD_meth_get_init(const EVP_MD *md))(EVP_MD_CTX *ctx);
107int (*EVP_MD_meth_get_update(const EVP_MD *md))(EVP_MD_CTX *ctx,
108 const void *data,
109 size_t count);
110int (*EVP_MD_meth_get_final(const EVP_MD *md))(EVP_MD_CTX *ctx,
111 unsigned char *md);
112int (*EVP_MD_meth_get_copy(const EVP_MD *md))(EVP_MD_CTX *to,
113 const EVP_MD_CTX *from);
114int (*EVP_MD_meth_get_cleanup(const EVP_MD *md))(EVP_MD_CTX *ctx);
115int (*EVP_MD_meth_get_ctrl(const EVP_MD *md))(EVP_MD_CTX *ctx, int cmd,
116 int p1, void *p2);
117
118/* digest can only handle a single block */
119# define EVP_MD_FLAG_ONESHOT 0x0001
120
121/* digest is extensible-output function, XOF */
122# define EVP_MD_FLAG_XOF 0x0002
123
124/* DigestAlgorithmIdentifier flags... */
125
126# define EVP_MD_FLAG_DIGALGID_MASK 0x0018
127
128/* NULL or absent parameter accepted. Use NULL */
129
130# define EVP_MD_FLAG_DIGALGID_NULL 0x0000
131
132/* NULL or absent parameter accepted. Use NULL for PKCS#1 otherwise absent */
133
134# define EVP_MD_FLAG_DIGALGID_ABSENT 0x0008
135
136/* Custom handling via ctrl */
137
138# define EVP_MD_FLAG_DIGALGID_CUSTOM 0x0018
139
140/* Note if suitable for use in FIPS mode */
141# define EVP_MD_FLAG_FIPS 0x0400
142
143/* Digest ctrls */
144
145# define EVP_MD_CTRL_DIGALGID 0x1
146# define EVP_MD_CTRL_MICALG 0x2
147# define EVP_MD_CTRL_XOF_LEN 0x3
148
149/* Minimum Algorithm specific ctrl value */
150
151# define EVP_MD_CTRL_ALG_CTRL 0x1000
152
153# endif /* !EVP_MD */
154
155/* values for EVP_MD_CTX flags */
156
157# define EVP_MD_CTX_FLAG_ONESHOT 0x0001/* digest update will be
158 * called once only */
159# define EVP_MD_CTX_FLAG_CLEANED 0x0002/* context has already been
160 * cleaned */
161# define EVP_MD_CTX_FLAG_REUSE 0x0004/* Don't free up ctx->md_data
162 * in EVP_MD_CTX_reset */
163/*
164 * FIPS and pad options are ignored in 1.0.0, definitions are here so we
165 * don't accidentally reuse the values for other purposes.
166 */
167
168# define EVP_MD_CTX_FLAG_NON_FIPS_ALLOW 0x0008/* Allow use of non FIPS
169 * digest in FIPS mode */
170
171/*
172 * The following PAD options are also currently ignored in 1.0.0, digest
173 * parameters are handled through EVP_DigestSign*() and EVP_DigestVerify*()
174 * instead.
175 */
176# define EVP_MD_CTX_FLAG_PAD_MASK 0xF0/* RSA mode to use */
177# define EVP_MD_CTX_FLAG_PAD_PKCS1 0x00/* PKCS#1 v1.5 mode */
178# define EVP_MD_CTX_FLAG_PAD_X931 0x10/* X9.31 mode */
179# define EVP_MD_CTX_FLAG_PAD_PSS 0x20/* PSS mode */
180
181# define EVP_MD_CTX_FLAG_NO_INIT 0x0100/* Don't initialize md_data */
182/*
183 * Some functions such as EVP_DigestSign only finalise copies of internal
184 * contexts so additional data can be included after the finalisation call.
185 * This is inefficient if this functionality is not required: it is disabled
186 * if the following flag is set.
187 */
188# define EVP_MD_CTX_FLAG_FINALISE 0x0200
189/* NOTE: 0x0400 is reserved for internal usage */
190
191EVP_CIPHER *EVP_CIPHER_meth_new(int cipher_type, int block_size, int key_len);
192EVP_CIPHER *EVP_CIPHER_meth_dup(const EVP_CIPHER *cipher);
193void EVP_CIPHER_meth_free(EVP_CIPHER *cipher);
194
195int EVP_CIPHER_meth_set_iv_length(EVP_CIPHER *cipher, int iv_len);
196int EVP_CIPHER_meth_set_flags(EVP_CIPHER *cipher, unsigned long flags);
197int EVP_CIPHER_meth_set_impl_ctx_size(EVP_CIPHER *cipher, int ctx_size);
198int EVP_CIPHER_meth_set_init(EVP_CIPHER *cipher,
199 int (*init) (EVP_CIPHER_CTX *ctx,
200 const unsigned char *key,
201 const unsigned char *iv,
202 int enc));
203int EVP_CIPHER_meth_set_do_cipher(EVP_CIPHER *cipher,
204 int (*do_cipher) (EVP_CIPHER_CTX *ctx,
205 unsigned char *out,
206 const unsigned char *in,
207 size_t inl));
208int EVP_CIPHER_meth_set_cleanup(EVP_CIPHER *cipher,
209 int (*cleanup) (EVP_CIPHER_CTX *));
210int EVP_CIPHER_meth_set_set_asn1_params(EVP_CIPHER *cipher,
211 int (*set_asn1_parameters) (EVP_CIPHER_CTX *,
212 ASN1_TYPE *));
213int EVP_CIPHER_meth_set_get_asn1_params(EVP_CIPHER *cipher,
214 int (*get_asn1_parameters) (EVP_CIPHER_CTX *,
215 ASN1_TYPE *));
216int EVP_CIPHER_meth_set_ctrl(EVP_CIPHER *cipher,
217 int (*ctrl) (EVP_CIPHER_CTX *, int type,
218 int arg, void *ptr));
219
220int (*EVP_CIPHER_meth_get_init(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *ctx,
221 const unsigned char *key,
222 const unsigned char *iv,
223 int enc);
224int (*EVP_CIPHER_meth_get_do_cipher(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *ctx,
225 unsigned char *out,
226 const unsigned char *in,
227 size_t inl);
228int (*EVP_CIPHER_meth_get_cleanup(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *);
229int (*EVP_CIPHER_meth_get_set_asn1_params(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *,
230 ASN1_TYPE *);
231int (*EVP_CIPHER_meth_get_get_asn1_params(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *,
232 ASN1_TYPE *);
233int (*EVP_CIPHER_meth_get_ctrl(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *,
234 int type, int arg,
235 void *ptr);
236
237/* Values for cipher flags */
238
239/* Modes for ciphers */
240
241# define EVP_CIPH_STREAM_CIPHER 0x0
242# define EVP_CIPH_ECB_MODE 0x1
243# define EVP_CIPH_CBC_MODE 0x2
244# define EVP_CIPH_CFB_MODE 0x3
245# define EVP_CIPH_OFB_MODE 0x4
246# define EVP_CIPH_CTR_MODE 0x5
247# define EVP_CIPH_GCM_MODE 0x6
248# define EVP_CIPH_CCM_MODE 0x7
249# define EVP_CIPH_XTS_MODE 0x10001
250# define EVP_CIPH_WRAP_MODE 0x10002
251# define EVP_CIPH_OCB_MODE 0x10003
252# define EVP_CIPH_SIV_MODE 0x10004
253# define EVP_CIPH_MODE 0xF0007
254/* Set if variable length cipher */
255# define EVP_CIPH_VARIABLE_LENGTH 0x8
256/* Set if the iv handling should be done by the cipher itself */
257# define EVP_CIPH_CUSTOM_IV 0x10
258/* Set if the cipher's init() function should be called if key is NULL */
259# define EVP_CIPH_ALWAYS_CALL_INIT 0x20
260/* Call ctrl() to init cipher parameters */
261# define EVP_CIPH_CTRL_INIT 0x40
262/* Don't use standard key length function */
263# define EVP_CIPH_CUSTOM_KEY_LENGTH 0x80
264/* Don't use standard block padding */
265# define EVP_CIPH_NO_PADDING 0x100
266/* cipher handles random key generation */
267# define EVP_CIPH_RAND_KEY 0x200
268/* cipher has its own additional copying logic */
269# define EVP_CIPH_CUSTOM_COPY 0x400
270/* Don't use standard iv length function */
271# define EVP_CIPH_CUSTOM_IV_LENGTH 0x800
272/* Allow use default ASN1 get/set iv */
273# define EVP_CIPH_FLAG_DEFAULT_ASN1 0x1000
274/* Buffer length in bits not bytes: CFB1 mode only */
275# define EVP_CIPH_FLAG_LENGTH_BITS 0x2000
276/* Note if suitable for use in FIPS mode */
277# define EVP_CIPH_FLAG_FIPS 0x4000
278/* Allow non FIPS cipher in FIPS mode */
279# define EVP_CIPH_FLAG_NON_FIPS_ALLOW 0x8000
280/*
281 * Cipher handles any and all padding logic as well as finalisation.
282 */
283# define EVP_CIPH_FLAG_CUSTOM_CIPHER 0x100000
284# define EVP_CIPH_FLAG_AEAD_CIPHER 0x200000
285# define EVP_CIPH_FLAG_TLS1_1_MULTIBLOCK 0x400000
286/* Cipher can handle pipeline operations */
287# define EVP_CIPH_FLAG_PIPELINE 0X800000
288
289/*
290 * Cipher context flag to indicate we can handle wrap mode: if allowed in
291 * older applications it could overflow buffers.
292 */
293
294# define EVP_CIPHER_CTX_FLAG_WRAP_ALLOW 0x1
295
296/* ctrl() values */
297
298# define EVP_CTRL_INIT 0x0
299# define EVP_CTRL_SET_KEY_LENGTH 0x1
300# define EVP_CTRL_GET_RC2_KEY_BITS 0x2
301# define EVP_CTRL_SET_RC2_KEY_BITS 0x3
302# define EVP_CTRL_GET_RC5_ROUNDS 0x4
303# define EVP_CTRL_SET_RC5_ROUNDS 0x5
304# define EVP_CTRL_RAND_KEY 0x6
305# define EVP_CTRL_PBE_PRF_NID 0x7
306# define EVP_CTRL_COPY 0x8
307# define EVP_CTRL_AEAD_SET_IVLEN 0x9
308# define EVP_CTRL_AEAD_GET_TAG 0x10
309# define EVP_CTRL_AEAD_SET_TAG 0x11
310# define EVP_CTRL_AEAD_SET_IV_FIXED 0x12
311# define EVP_CTRL_GCM_SET_IVLEN EVP_CTRL_AEAD_SET_IVLEN
312# define EVP_CTRL_GCM_GET_TAG EVP_CTRL_AEAD_GET_TAG
313# define EVP_CTRL_GCM_SET_TAG EVP_CTRL_AEAD_SET_TAG
314# define EVP_CTRL_GCM_SET_IV_FIXED EVP_CTRL_AEAD_SET_IV_FIXED
315# define EVP_CTRL_GCM_IV_GEN 0x13
316# define EVP_CTRL_CCM_SET_IVLEN EVP_CTRL_AEAD_SET_IVLEN
317# define EVP_CTRL_CCM_GET_TAG EVP_CTRL_AEAD_GET_TAG
318# define EVP_CTRL_CCM_SET_TAG EVP_CTRL_AEAD_SET_TAG
319# define EVP_CTRL_CCM_SET_IV_FIXED EVP_CTRL_AEAD_SET_IV_FIXED
320# define EVP_CTRL_CCM_SET_L 0x14
321# define EVP_CTRL_CCM_SET_MSGLEN 0x15
322/*
323 * AEAD cipher deduces payload length and returns number of bytes required to
324 * store MAC and eventual padding. Subsequent call to EVP_Cipher even
325 * appends/verifies MAC.
326 */
327# define EVP_CTRL_AEAD_TLS1_AAD 0x16
328/* Used by composite AEAD ciphers, no-op in GCM, CCM... */
329# define EVP_CTRL_AEAD_SET_MAC_KEY 0x17
330/* Set the GCM invocation field, decrypt only */
331# define EVP_CTRL_GCM_SET_IV_INV 0x18
332
333# define EVP_CTRL_TLS1_1_MULTIBLOCK_AAD 0x19
334# define EVP_CTRL_TLS1_1_MULTIBLOCK_ENCRYPT 0x1a
335# define EVP_CTRL_TLS1_1_MULTIBLOCK_DECRYPT 0x1b
336# define EVP_CTRL_TLS1_1_MULTIBLOCK_MAX_BUFSIZE 0x1c
337
338# define EVP_CTRL_SSL3_MASTER_SECRET 0x1d
339
340/* EVP_CTRL_SET_SBOX takes the char * specifying S-boxes */
341# define EVP_CTRL_SET_SBOX 0x1e
342/*
343 * EVP_CTRL_SBOX_USED takes a 'size_t' and 'char *', pointing at a
344 * pre-allocated buffer with specified size
345 */
346# define EVP_CTRL_SBOX_USED 0x1f
347/* EVP_CTRL_KEY_MESH takes 'size_t' number of bytes to mesh the key after,
348 * 0 switches meshing off
349 */
350# define EVP_CTRL_KEY_MESH 0x20
351/* EVP_CTRL_BLOCK_PADDING_MODE takes the padding mode */
352# define EVP_CTRL_BLOCK_PADDING_MODE 0x21
353
354/* Set the output buffers to use for a pipelined operation */
355# define EVP_CTRL_SET_PIPELINE_OUTPUT_BUFS 0x22
356/* Set the input buffers to use for a pipelined operation */
357# define EVP_CTRL_SET_PIPELINE_INPUT_BUFS 0x23
358/* Set the input buffer lengths to use for a pipelined operation */
359# define EVP_CTRL_SET_PIPELINE_INPUT_LENS 0x24
360/* Get the IV length used by the cipher */
361# define EVP_CTRL_GET_IVLEN 0x25
362/* Get the IV used by the cipher */
363# define EVP_CTRL_GET_IV 0x26
364/* Tell the cipher it's doing a speed test (SIV disallows multiple ops) */
365# define EVP_CTRL_SET_SPEED 0x27
366
367/* Padding modes */
368#define EVP_PADDING_PKCS7 1
369#define EVP_PADDING_ISO7816_4 2
370#define EVP_PADDING_ANSI923 3
371#define EVP_PADDING_ISO10126 4
372#define EVP_PADDING_ZERO 5
373
374/* RFC 5246 defines additional data to be 13 bytes in length */
375# define EVP_AEAD_TLS1_AAD_LEN 13
376
377typedef struct {
378 unsigned char *out;
379 const unsigned char *inp;
380 size_t len;
381 unsigned int interleave;
382} EVP_CTRL_TLS1_1_MULTIBLOCK_PARAM;
383
384/* GCM TLS constants */
385/* Length of fixed part of IV derived from PRF */
386# define EVP_GCM_TLS_FIXED_IV_LEN 4
387/* Length of explicit part of IV part of TLS records */
388# define EVP_GCM_TLS_EXPLICIT_IV_LEN 8
389/* Length of tag for TLS */
390# define EVP_GCM_TLS_TAG_LEN 16
391
392/* CCM TLS constants */
393/* Length of fixed part of IV derived from PRF */
394# define EVP_CCM_TLS_FIXED_IV_LEN 4
395/* Length of explicit part of IV part of TLS records */
396# define EVP_CCM_TLS_EXPLICIT_IV_LEN 8
397/* Total length of CCM IV length for TLS */
398# define EVP_CCM_TLS_IV_LEN 12
399/* Length of tag for TLS */
400# define EVP_CCM_TLS_TAG_LEN 16
401/* Length of CCM8 tag for TLS */
402# define EVP_CCM8_TLS_TAG_LEN 8
403
404/* Length of tag for TLS */
405# define EVP_CHACHAPOLY_TLS_TAG_LEN 16
406
407typedef struct evp_cipher_info_st {
408 const EVP_CIPHER *cipher;
409 unsigned char iv[EVP_MAX_IV_LENGTH];
410} EVP_CIPHER_INFO;
411
412
413/* Password based encryption function */
414typedef int (EVP_PBE_KEYGEN) (EVP_CIPHER_CTX *ctx, const char *pass,
415 int passlen, ASN1_TYPE *param,
416 const EVP_CIPHER *cipher, const EVP_MD *md,
417 int en_de);
418
419# ifndef OPENSSL_NO_RSA
420# define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
421 (rsa))
422# endif
423
424# ifndef OPENSSL_NO_DSA
425# define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
426 (dsa))
427# endif
428
429# ifndef OPENSSL_NO_DH
430# define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,(dh))
431# endif
432
433# ifndef OPENSSL_NO_EC
434# define EVP_PKEY_assign_EC_KEY(pkey,eckey) EVP_PKEY_assign((pkey),EVP_PKEY_EC,\
435 (eckey))
436# endif
437# ifndef OPENSSL_NO_SIPHASH
438# define EVP_PKEY_assign_SIPHASH(pkey,shkey) EVP_PKEY_assign((pkey),\
439 EVP_PKEY_SIPHASH,(shkey))
440# endif
441
442# ifndef OPENSSL_NO_POLY1305
443# define EVP_PKEY_assign_POLY1305(pkey,polykey) EVP_PKEY_assign((pkey),\
444 EVP_PKEY_POLY1305,(polykey))
445# endif
446
447/* Add some extra combinations */
448# define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
449# define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
450# define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
451# define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
452
453int EVP_MD_type(const EVP_MD *md);
454# define EVP_MD_nid(e) EVP_MD_type(e)
455const char *EVP_MD_name(const EVP_MD *md);
456const OSSL_PROVIDER *EVP_MD_provider(const EVP_MD *md);
457int EVP_MD_pkey_type(const EVP_MD *md);
458int EVP_MD_size(const EVP_MD *md);
459int EVP_MD_block_size(const EVP_MD *md);
460unsigned long EVP_MD_flags(const EVP_MD *md);
461
462const EVP_MD *EVP_MD_CTX_md(const EVP_MD_CTX *ctx);
463int (*EVP_MD_CTX_update_fn(EVP_MD_CTX *ctx))(EVP_MD_CTX *ctx,
464 const void *data, size_t count);
465void EVP_MD_CTX_set_update_fn(EVP_MD_CTX *ctx,
466 int (*update) (EVP_MD_CTX *ctx,
467 const void *data, size_t count));
468# define EVP_MD_CTX_name(e) EVP_MD_name(EVP_MD_CTX_md(e))
469# define EVP_MD_CTX_size(e) EVP_MD_size(EVP_MD_CTX_md(e))
470# define EVP_MD_CTX_block_size(e) EVP_MD_block_size(EVP_MD_CTX_md(e))
471# define EVP_MD_CTX_type(e) EVP_MD_type(EVP_MD_CTX_md(e))
472EVP_PKEY_CTX *EVP_MD_CTX_pkey_ctx(const EVP_MD_CTX *ctx);
473void EVP_MD_CTX_set_pkey_ctx(EVP_MD_CTX *ctx, EVP_PKEY_CTX *pctx);
474void *EVP_MD_CTX_md_data(const EVP_MD_CTX *ctx);
475
476int EVP_CIPHER_nid(const EVP_CIPHER *cipher);
477const char *EVP_CIPHER_name(const EVP_CIPHER *cipher);
478int EVP_CIPHER_is_a(const EVP_CIPHER *cipher, const char *name);
479const OSSL_PROVIDER *EVP_CIPHER_provider(const EVP_CIPHER *cipher);
480int EVP_CIPHER_block_size(const EVP_CIPHER *cipher);
481int EVP_CIPHER_impl_ctx_size(const EVP_CIPHER *cipher);
482int EVP_CIPHER_key_length(const EVP_CIPHER *cipher);
483int EVP_CIPHER_iv_length(const EVP_CIPHER *cipher);
484unsigned long EVP_CIPHER_flags(const EVP_CIPHER *cipher);
485int EVP_CIPHER_mode(const EVP_CIPHER *cipher);
486EVP_CIPHER *EVP_CIPHER_fetch(OPENSSL_CTX *ctx, const char *algorithm,
487 const char *properties);
488int EVP_CIPHER_up_ref(EVP_CIPHER *cipher);
489void EVP_CIPHER_free(EVP_CIPHER *cipher);
490
491const EVP_CIPHER *EVP_CIPHER_CTX_cipher(const EVP_CIPHER_CTX *ctx);
492int EVP_CIPHER_CTX_encrypting(const EVP_CIPHER_CTX *ctx);
493int EVP_CIPHER_CTX_nid(const EVP_CIPHER_CTX *ctx);
494int EVP_CIPHER_CTX_block_size(const EVP_CIPHER_CTX *ctx);
495int EVP_CIPHER_CTX_key_length(const EVP_CIPHER_CTX *ctx);
496int EVP_CIPHER_CTX_iv_length(const EVP_CIPHER_CTX *ctx);
497int EVP_CIPHER_CTX_tag_length(const EVP_CIPHER_CTX *ctx);
498const unsigned char *EVP_CIPHER_CTX_iv(const EVP_CIPHER_CTX *ctx);
499const unsigned char *EVP_CIPHER_CTX_original_iv(const EVP_CIPHER_CTX *ctx);
500unsigned char *EVP_CIPHER_CTX_iv_noconst(EVP_CIPHER_CTX *ctx);
501unsigned char *EVP_CIPHER_CTX_buf_noconst(EVP_CIPHER_CTX *ctx);
502int EVP_CIPHER_CTX_num(const EVP_CIPHER_CTX *ctx);
503int EVP_CIPHER_CTX_set_num(EVP_CIPHER_CTX *ctx, int num);
504int EVP_CIPHER_CTX_copy(EVP_CIPHER_CTX *out, const EVP_CIPHER_CTX *in);
505void *EVP_CIPHER_CTX_get_app_data(const EVP_CIPHER_CTX *ctx);
506void EVP_CIPHER_CTX_set_app_data(EVP_CIPHER_CTX *ctx, void *data);
507void *EVP_CIPHER_CTX_get_cipher_data(const EVP_CIPHER_CTX *ctx);
508void *EVP_CIPHER_CTX_set_cipher_data(EVP_CIPHER_CTX *ctx, void *cipher_data);
509# define EVP_CIPHER_CTX_name(c) EVP_CIPHER_name(EVP_CIPHER_CTX_cipher(c))
510# define EVP_CIPHER_CTX_type(c) EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c))
511# if !OPENSSL_API_1_1_0
512# define EVP_CIPHER_CTX_flags(c) EVP_CIPHER_flags(EVP_CIPHER_CTX_cipher(c))
513# endif
514# define EVP_CIPHER_CTX_mode(c) EVP_CIPHER_mode(EVP_CIPHER_CTX_cipher(c))
515
516# define EVP_ENCODE_LENGTH(l) ((((l)+2)/3*4)+((l)/48+1)*2+80)
517# define EVP_DECODE_LENGTH(l) (((l)+3)/4*3+80)
518
519# define EVP_SignInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
520# define EVP_SignInit(a,b) EVP_DigestInit(a,b)
521# define EVP_SignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
522# define EVP_VerifyInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
523# define EVP_VerifyInit(a,b) EVP_DigestInit(a,b)
524# define EVP_VerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
525# define EVP_OpenUpdate(a,b,c,d,e) EVP_DecryptUpdate(a,b,c,d,e)
526# define EVP_SealUpdate(a,b,c,d,e) EVP_EncryptUpdate(a,b,c,d,e)
527# define EVP_DigestSignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
528# define EVP_DigestVerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
529
530# ifdef CONST_STRICT
531void BIO_set_md(BIO *, const EVP_MD *md);
532# else
533# define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,0,(void *)(md))
534# endif
535# define BIO_get_md(b,mdp) BIO_ctrl(b,BIO_C_GET_MD,0,(mdp))
536# define BIO_get_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_GET_MD_CTX,0,(mdcp))
537# define BIO_set_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_SET_MD_CTX,0,(mdcp))
538# define BIO_get_cipher_status(b) BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
539# define BIO_get_cipher_ctx(b,c_pp) BIO_ctrl(b,BIO_C_GET_CIPHER_CTX,0,(c_pp))
540
541/*__owur*/ int EVP_Cipher(EVP_CIPHER_CTX *c,
542 unsigned char *out,
543 const unsigned char *in, unsigned int inl);
544
545# define EVP_add_cipher_alias(n,alias) \
546 OBJ_NAME_add((alias),OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS,(n))
547# define EVP_add_digest_alias(n,alias) \
548 OBJ_NAME_add((alias),OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,(n))
549# define EVP_delete_cipher_alias(alias) \
550 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS);
551# define EVP_delete_digest_alias(alias) \
552 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS);
553
554int EVP_MD_get_params(const EVP_MD *digest, OSSL_PARAM params[]);
555int EVP_MD_CTX_set_params(EVP_MD_CTX *ctx, const OSSL_PARAM params[]);
556int EVP_MD_CTX_get_params(EVP_MD_CTX *ctx, OSSL_PARAM params[]);
557const OSSL_PARAM *EVP_MD_gettable_params(const EVP_MD *digest);
558const OSSL_PARAM *EVP_MD_settable_ctx_params(const EVP_MD *md);
559const OSSL_PARAM *EVP_MD_gettable_ctx_params(const EVP_MD *md);
560const OSSL_PARAM *EVP_MD_CTX_settable_params(EVP_MD_CTX *ctx);
561const OSSL_PARAM *EVP_MD_CTX_gettable_params(EVP_MD_CTX *ctx);
562int EVP_MD_CTX_ctrl(EVP_MD_CTX *ctx, int cmd, int p1, void *p2);
563EVP_MD_CTX *EVP_MD_CTX_new(void);
564int EVP_MD_CTX_reset(EVP_MD_CTX *ctx);
565void EVP_MD_CTX_free(EVP_MD_CTX *ctx);
566# define EVP_MD_CTX_create() EVP_MD_CTX_new()
567# define EVP_MD_CTX_init(ctx) EVP_MD_CTX_reset((ctx))
568# define EVP_MD_CTX_destroy(ctx) EVP_MD_CTX_free((ctx))
569__owur int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out, const EVP_MD_CTX *in);
570void EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags);
571void EVP_MD_CTX_clear_flags(EVP_MD_CTX *ctx, int flags);
572int EVP_MD_CTX_test_flags(const EVP_MD_CTX *ctx, int flags);
573__owur int EVP_DigestInit_ex(EVP_MD_CTX *ctx, const EVP_MD *type,
574 ENGINE *impl);
575__owur int EVP_DigestUpdate(EVP_MD_CTX *ctx, const void *d,
576 size_t cnt);
577__owur int EVP_DigestFinal_ex(EVP_MD_CTX *ctx, unsigned char *md,
578 unsigned int *s);
579__owur int EVP_Digest(const void *data, size_t count,
580 unsigned char *md, unsigned int *size,
581 const EVP_MD *type, ENGINE *impl);
582
583__owur int EVP_MD_CTX_copy(EVP_MD_CTX *out, const EVP_MD_CTX *in);
584__owur int EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
585__owur int EVP_DigestFinal(EVP_MD_CTX *ctx, unsigned char *md,
586 unsigned int *s);
587__owur int EVP_DigestFinalXOF(EVP_MD_CTX *ctx, unsigned char *md,
588 size_t len);
589
590__owur EVP_MD *EVP_MD_fetch(OPENSSL_CTX *ctx, const char *algorithm,
591 const char *properties);
592int EVP_MD_up_ref(EVP_MD *md);
593void EVP_MD_free(EVP_MD *md);
594
595int EVP_read_pw_string(char *buf, int length, const char *prompt, int verify);
596int EVP_read_pw_string_min(char *buf, int minlen, int maxlen,
597 const char *prompt, int verify);
598void EVP_set_pw_prompt(const char *prompt);
599char *EVP_get_pw_prompt(void);
600
601__owur int EVP_BytesToKey(const EVP_CIPHER *type, const EVP_MD *md,
602 const unsigned char *salt,
603 const unsigned char *data, int datal, int count,
604 unsigned char *key, unsigned char *iv);
605
606void EVP_CIPHER_CTX_set_flags(EVP_CIPHER_CTX *ctx, int flags);
607void EVP_CIPHER_CTX_clear_flags(EVP_CIPHER_CTX *ctx, int flags);
608int EVP_CIPHER_CTX_test_flags(const EVP_CIPHER_CTX *ctx, int flags);
609
610__owur int EVP_EncryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
611 const unsigned char *key, const unsigned char *iv);
612/*__owur*/ int EVP_EncryptInit_ex(EVP_CIPHER_CTX *ctx,
613 const EVP_CIPHER *cipher, ENGINE *impl,
614 const unsigned char *key,
615 const unsigned char *iv);
616/*__owur*/ int EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
617 int *outl, const unsigned char *in, int inl);
618/*__owur*/ int EVP_EncryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out,
619 int *outl);
620/*__owur*/ int EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out,
621 int *outl);
622
623__owur int EVP_DecryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
624 const unsigned char *key, const unsigned char *iv);
625/*__owur*/ int EVP_DecryptInit_ex(EVP_CIPHER_CTX *ctx,
626 const EVP_CIPHER *cipher, ENGINE *impl,
627 const unsigned char *key,
628 const unsigned char *iv);
629/*__owur*/ int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
630 int *outl, const unsigned char *in, int inl);
631__owur int EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm,
632 int *outl);
633/*__owur*/ int EVP_DecryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm,
634 int *outl);
635
636__owur int EVP_CipherInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
637 const unsigned char *key, const unsigned char *iv,
638 int enc);
639/*__owur*/ int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx,
640 const EVP_CIPHER *cipher, ENGINE *impl,
641 const unsigned char *key,
642 const unsigned char *iv, int enc);
643__owur int EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
644 int *outl, const unsigned char *in, int inl);
645__owur int EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm,
646 int *outl);
647__owur int EVP_CipherFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm,
648 int *outl);
649
650__owur int EVP_SignFinal(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *s,
651 EVP_PKEY *pkey);
652
653__owur int EVP_DigestSign(EVP_MD_CTX *ctx, unsigned char *sigret,
654 size_t *siglen, const unsigned char *tbs,
655 size_t tbslen);
656
657__owur int EVP_VerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sigbuf,
658 unsigned int siglen, EVP_PKEY *pkey);
659
660__owur int EVP_DigestVerify(EVP_MD_CTX *ctx, const unsigned char *sigret,
661 size_t siglen, const unsigned char *tbs,
662 size_t tbslen);
663
664/*__owur*/ int EVP_DigestSignInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
665 const EVP_MD *type, ENGINE *e,
666 EVP_PKEY *pkey);
667__owur int EVP_DigestSignFinal(EVP_MD_CTX *ctx, unsigned char *sigret,
668 size_t *siglen);
669
670__owur int EVP_DigestVerifyInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
671 const EVP_MD *type, ENGINE *e,
672 EVP_PKEY *pkey);
673__owur int EVP_DigestVerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sig,
674 size_t siglen);
675
676# ifndef OPENSSL_NO_RSA
677__owur int EVP_OpenInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
678 const unsigned char *ek, int ekl,
679 const unsigned char *iv, EVP_PKEY *priv);
680__owur int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
681
682__owur int EVP_SealInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
683 unsigned char **ek, int *ekl, unsigned char *iv,
684 EVP_PKEY **pubk, int npubk);
685__owur int EVP_SealFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
686# endif
687
688EVP_ENCODE_CTX *EVP_ENCODE_CTX_new(void);
689void EVP_ENCODE_CTX_free(EVP_ENCODE_CTX *ctx);
690int EVP_ENCODE_CTX_copy(EVP_ENCODE_CTX *dctx, const EVP_ENCODE_CTX *sctx);
691int EVP_ENCODE_CTX_num(EVP_ENCODE_CTX *ctx);
692void EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
693int EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
694 const unsigned char *in, int inl);
695void EVP_EncodeFinal(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl);
696int EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int n);
697
698void EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
699int EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
700 const unsigned char *in, int inl);
701int EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned
702 char *out, int *outl);
703int EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n);
704
705# if !OPENSSL_API_1_1_0
706# define EVP_CIPHER_CTX_init(c) EVP_CIPHER_CTX_reset(c)
707# define EVP_CIPHER_CTX_cleanup(c) EVP_CIPHER_CTX_reset(c)
708# endif
709EVP_CIPHER_CTX *EVP_CIPHER_CTX_new(void);
710int EVP_CIPHER_CTX_reset(EVP_CIPHER_CTX *c);
711void EVP_CIPHER_CTX_free(EVP_CIPHER_CTX *c);
712int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *x, int keylen);
713int EVP_CIPHER_CTX_set_padding(EVP_CIPHER_CTX *c, int pad);
714int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr);
715int EVP_CIPHER_CTX_rand_key(EVP_CIPHER_CTX *ctx, unsigned char *key);
716int EVP_CIPHER_get_params(EVP_CIPHER *cipher, OSSL_PARAM params[]);
717int EVP_CIPHER_CTX_set_params(EVP_CIPHER_CTX *ctx, const OSSL_PARAM params[]);
718int EVP_CIPHER_CTX_get_params(EVP_CIPHER_CTX *ctx, OSSL_PARAM params[]);
719const OSSL_PARAM *EVP_CIPHER_gettable_params(const EVP_CIPHER *cipher);
720const OSSL_PARAM *EVP_CIPHER_CTX_settable_params(const EVP_CIPHER *cipher);
721const OSSL_PARAM *EVP_CIPHER_CTX_gettable_params(const EVP_CIPHER *cipher);
722
723const BIO_METHOD *BIO_f_md(void);
724const BIO_METHOD *BIO_f_base64(void);
725const BIO_METHOD *BIO_f_cipher(void);
726const BIO_METHOD *BIO_f_reliable(void);
727__owur int BIO_set_cipher(BIO *b, const EVP_CIPHER *c, const unsigned char *k,
728 const unsigned char *i, int enc);
729
730const EVP_MD *EVP_md_null(void);
731# ifndef OPENSSL_NO_MD2
732const EVP_MD *EVP_md2(void);
733# endif
734# ifndef OPENSSL_NO_MD4
735const EVP_MD *EVP_md4(void);
736# endif
737# ifndef OPENSSL_NO_MD5
738const EVP_MD *EVP_md5(void);
739const EVP_MD *EVP_md5_sha1(void);
740# endif
741# ifndef OPENSSL_NO_BLAKE2
742const EVP_MD *EVP_blake2b512(void);
743const EVP_MD *EVP_blake2s256(void);
744# endif
745const EVP_MD *EVP_sha1(void);
746const EVP_MD *EVP_sha224(void);
747const EVP_MD *EVP_sha256(void);
748const EVP_MD *EVP_sha384(void);
749const EVP_MD *EVP_sha512(void);
750const EVP_MD *EVP_sha512_224(void);
751const EVP_MD *EVP_sha512_256(void);
752const EVP_MD *EVP_sha3_224(void);
753const EVP_MD *EVP_sha3_256(void);
754const EVP_MD *EVP_sha3_384(void);
755const EVP_MD *EVP_sha3_512(void);
756const EVP_MD *EVP_shake128(void);
757const EVP_MD *EVP_shake256(void);
758
759# ifndef OPENSSL_NO_MDC2
760const EVP_MD *EVP_mdc2(void);
761# endif
762# ifndef OPENSSL_NO_RMD160
763const EVP_MD *EVP_ripemd160(void);
764# endif
765# ifndef OPENSSL_NO_WHIRLPOOL
766const EVP_MD *EVP_whirlpool(void);
767# endif
768# ifndef OPENSSL_NO_SM3
769const EVP_MD *EVP_sm3(void);
770# endif
771const EVP_CIPHER *EVP_enc_null(void); /* does nothing :-) */
772# ifndef OPENSSL_NO_DES
773const EVP_CIPHER *EVP_des_ecb(void);
774const EVP_CIPHER *EVP_des_ede(void);
775const EVP_CIPHER *EVP_des_ede3(void);
776const EVP_CIPHER *EVP_des_ede_ecb(void);
777const EVP_CIPHER *EVP_des_ede3_ecb(void);
778const EVP_CIPHER *EVP_des_cfb64(void);
779# define EVP_des_cfb EVP_des_cfb64
780const EVP_CIPHER *EVP_des_cfb1(void);
781const EVP_CIPHER *EVP_des_cfb8(void);
782const EVP_CIPHER *EVP_des_ede_cfb64(void);
783# define EVP_des_ede_cfb EVP_des_ede_cfb64
784const EVP_CIPHER *EVP_des_ede3_cfb64(void);
785# define EVP_des_ede3_cfb EVP_des_ede3_cfb64
786const EVP_CIPHER *EVP_des_ede3_cfb1(void);
787const EVP_CIPHER *EVP_des_ede3_cfb8(void);
788const EVP_CIPHER *EVP_des_ofb(void);
789const EVP_CIPHER *EVP_des_ede_ofb(void);
790const EVP_CIPHER *EVP_des_ede3_ofb(void);
791const EVP_CIPHER *EVP_des_cbc(void);
792const EVP_CIPHER *EVP_des_ede_cbc(void);
793const EVP_CIPHER *EVP_des_ede3_cbc(void);
794const EVP_CIPHER *EVP_desx_cbc(void);
795const EVP_CIPHER *EVP_des_ede3_wrap(void);
796/*
797 * This should now be supported through the dev_crypto ENGINE. But also, why
798 * are rc4 and md5 declarations made here inside a "NO_DES" precompiler
799 * branch?
800 */
801# endif
802# ifndef OPENSSL_NO_RC4
803const EVP_CIPHER *EVP_rc4(void);
804const EVP_CIPHER *EVP_rc4_40(void);
805# ifndef OPENSSL_NO_MD5
806const EVP_CIPHER *EVP_rc4_hmac_md5(void);
807# endif
808# endif
809# ifndef OPENSSL_NO_IDEA
810const EVP_CIPHER *EVP_idea_ecb(void);
811const EVP_CIPHER *EVP_idea_cfb64(void);
812# define EVP_idea_cfb EVP_idea_cfb64
813const EVP_CIPHER *EVP_idea_ofb(void);
814const EVP_CIPHER *EVP_idea_cbc(void);
815# endif
816# ifndef OPENSSL_NO_RC2
817const EVP_CIPHER *EVP_rc2_ecb(void);
818const EVP_CIPHER *EVP_rc2_cbc(void);
819const EVP_CIPHER *EVP_rc2_40_cbc(void);
820const EVP_CIPHER *EVP_rc2_64_cbc(void);
821const EVP_CIPHER *EVP_rc2_cfb64(void);
822# define EVP_rc2_cfb EVP_rc2_cfb64
823const EVP_CIPHER *EVP_rc2_ofb(void);
824# endif
825# ifndef OPENSSL_NO_BF
826const EVP_CIPHER *EVP_bf_ecb(void);
827const EVP_CIPHER *EVP_bf_cbc(void);
828const EVP_CIPHER *EVP_bf_cfb64(void);
829# define EVP_bf_cfb EVP_bf_cfb64
830const EVP_CIPHER *EVP_bf_ofb(void);
831# endif
832# ifndef OPENSSL_NO_CAST
833const EVP_CIPHER *EVP_cast5_ecb(void);
834const EVP_CIPHER *EVP_cast5_cbc(void);
835const EVP_CIPHER *EVP_cast5_cfb64(void);
836# define EVP_cast5_cfb EVP_cast5_cfb64
837const EVP_CIPHER *EVP_cast5_ofb(void);
838# endif
839# ifndef OPENSSL_NO_RC5
840const EVP_CIPHER *EVP_rc5_32_12_16_cbc(void);
841const EVP_CIPHER *EVP_rc5_32_12_16_ecb(void);
842const EVP_CIPHER *EVP_rc5_32_12_16_cfb64(void);
843# define EVP_rc5_32_12_16_cfb EVP_rc5_32_12_16_cfb64
844const EVP_CIPHER *EVP_rc5_32_12_16_ofb(void);
845# endif
846const EVP_CIPHER *EVP_aes_128_ecb(void);
847const EVP_CIPHER *EVP_aes_128_cbc(void);
848const EVP_CIPHER *EVP_aes_128_cfb1(void);
849const EVP_CIPHER *EVP_aes_128_cfb8(void);
850const EVP_CIPHER *EVP_aes_128_cfb128(void);
851# define EVP_aes_128_cfb EVP_aes_128_cfb128
852const EVP_CIPHER *EVP_aes_128_ofb(void);
853const EVP_CIPHER *EVP_aes_128_ctr(void);
854const EVP_CIPHER *EVP_aes_128_ccm(void);
855const EVP_CIPHER *EVP_aes_128_gcm(void);
856const EVP_CIPHER *EVP_aes_128_xts(void);
857const EVP_CIPHER *EVP_aes_128_wrap(void);
858const EVP_CIPHER *EVP_aes_128_wrap_pad(void);
859# ifndef OPENSSL_NO_OCB
860const EVP_CIPHER *EVP_aes_128_ocb(void);
861# endif
862const EVP_CIPHER *EVP_aes_192_ecb(void);
863const EVP_CIPHER *EVP_aes_192_cbc(void);
864const EVP_CIPHER *EVP_aes_192_cfb1(void);
865const EVP_CIPHER *EVP_aes_192_cfb8(void);
866const EVP_CIPHER *EVP_aes_192_cfb128(void);
867# define EVP_aes_192_cfb EVP_aes_192_cfb128
868const EVP_CIPHER *EVP_aes_192_ofb(void);
869const EVP_CIPHER *EVP_aes_192_ctr(void);
870const EVP_CIPHER *EVP_aes_192_ccm(void);
871const EVP_CIPHER *EVP_aes_192_gcm(void);
872const EVP_CIPHER *EVP_aes_192_wrap(void);
873const EVP_CIPHER *EVP_aes_192_wrap_pad(void);
874# ifndef OPENSSL_NO_OCB
875const EVP_CIPHER *EVP_aes_192_ocb(void);
876# endif
877const EVP_CIPHER *EVP_aes_256_ecb(void);
878const EVP_CIPHER *EVP_aes_256_cbc(void);
879const EVP_CIPHER *EVP_aes_256_cfb1(void);
880const EVP_CIPHER *EVP_aes_256_cfb8(void);
881const EVP_CIPHER *EVP_aes_256_cfb128(void);
882# define EVP_aes_256_cfb EVP_aes_256_cfb128
883const EVP_CIPHER *EVP_aes_256_ofb(void);
884const EVP_CIPHER *EVP_aes_256_ctr(void);
885const EVP_CIPHER *EVP_aes_256_ccm(void);
886const EVP_CIPHER *EVP_aes_256_gcm(void);
887const EVP_CIPHER *EVP_aes_256_xts(void);
888const EVP_CIPHER *EVP_aes_256_wrap(void);
889const EVP_CIPHER *EVP_aes_256_wrap_pad(void);
890# ifndef OPENSSL_NO_OCB
891const EVP_CIPHER *EVP_aes_256_ocb(void);
892# endif
893const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha1(void);
894const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha1(void);
895const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha256(void);
896const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha256(void);
897# ifndef OPENSSL_NO_SIV
898const EVP_CIPHER *EVP_aes_128_siv(void);
899const EVP_CIPHER *EVP_aes_192_siv(void);
900const EVP_CIPHER *EVP_aes_256_siv(void);
901# endif
902# ifndef OPENSSL_NO_ARIA
903const EVP_CIPHER *EVP_aria_128_ecb(void);
904const EVP_CIPHER *EVP_aria_128_cbc(void);
905const EVP_CIPHER *EVP_aria_128_cfb1(void);
906const EVP_CIPHER *EVP_aria_128_cfb8(void);
907const EVP_CIPHER *EVP_aria_128_cfb128(void);
908# define EVP_aria_128_cfb EVP_aria_128_cfb128
909const EVP_CIPHER *EVP_aria_128_ctr(void);
910const EVP_CIPHER *EVP_aria_128_ofb(void);
911const EVP_CIPHER *EVP_aria_128_gcm(void);
912const EVP_CIPHER *EVP_aria_128_ccm(void);
913const EVP_CIPHER *EVP_aria_192_ecb(void);
914const EVP_CIPHER *EVP_aria_192_cbc(void);
915const EVP_CIPHER *EVP_aria_192_cfb1(void);
916const EVP_CIPHER *EVP_aria_192_cfb8(void);
917const EVP_CIPHER *EVP_aria_192_cfb128(void);
918# define EVP_aria_192_cfb EVP_aria_192_cfb128
919const EVP_CIPHER *EVP_aria_192_ctr(void);
920const EVP_CIPHER *EVP_aria_192_ofb(void);
921const EVP_CIPHER *EVP_aria_192_gcm(void);
922const EVP_CIPHER *EVP_aria_192_ccm(void);
923const EVP_CIPHER *EVP_aria_256_ecb(void);
924const EVP_CIPHER *EVP_aria_256_cbc(void);
925const EVP_CIPHER *EVP_aria_256_cfb1(void);
926const EVP_CIPHER *EVP_aria_256_cfb8(void);
927const EVP_CIPHER *EVP_aria_256_cfb128(void);
928# define EVP_aria_256_cfb EVP_aria_256_cfb128
929const EVP_CIPHER *EVP_aria_256_ctr(void);
930const EVP_CIPHER *EVP_aria_256_ofb(void);
931const EVP_CIPHER *EVP_aria_256_gcm(void);
932const EVP_CIPHER *EVP_aria_256_ccm(void);
933# endif
934# ifndef OPENSSL_NO_CAMELLIA
935const EVP_CIPHER *EVP_camellia_128_ecb(void);
936const EVP_CIPHER *EVP_camellia_128_cbc(void);
937const EVP_CIPHER *EVP_camellia_128_cfb1(void);
938const EVP_CIPHER *EVP_camellia_128_cfb8(void);
939const EVP_CIPHER *EVP_camellia_128_cfb128(void);
940# define EVP_camellia_128_cfb EVP_camellia_128_cfb128
941const EVP_CIPHER *EVP_camellia_128_ofb(void);
942const EVP_CIPHER *EVP_camellia_128_ctr(void);
943const EVP_CIPHER *EVP_camellia_192_ecb(void);
944const EVP_CIPHER *EVP_camellia_192_cbc(void);
945const EVP_CIPHER *EVP_camellia_192_cfb1(void);
946const EVP_CIPHER *EVP_camellia_192_cfb8(void);
947const EVP_CIPHER *EVP_camellia_192_cfb128(void);
948# define EVP_camellia_192_cfb EVP_camellia_192_cfb128
949const EVP_CIPHER *EVP_camellia_192_ofb(void);
950const EVP_CIPHER *EVP_camellia_192_ctr(void);
951const EVP_CIPHER *EVP_camellia_256_ecb(void);
952const EVP_CIPHER *EVP_camellia_256_cbc(void);
953const EVP_CIPHER *EVP_camellia_256_cfb1(void);
954const EVP_CIPHER *EVP_camellia_256_cfb8(void);
955const EVP_CIPHER *EVP_camellia_256_cfb128(void);
956# define EVP_camellia_256_cfb EVP_camellia_256_cfb128
957const EVP_CIPHER *EVP_camellia_256_ofb(void);
958const EVP_CIPHER *EVP_camellia_256_ctr(void);
959# endif
960# ifndef OPENSSL_NO_CHACHA
961const EVP_CIPHER *EVP_chacha20(void);
962# ifndef OPENSSL_NO_POLY1305
963const EVP_CIPHER *EVP_chacha20_poly1305(void);
964# endif
965# endif
966
967# ifndef OPENSSL_NO_SEED
968const EVP_CIPHER *EVP_seed_ecb(void);
969const EVP_CIPHER *EVP_seed_cbc(void);
970const EVP_CIPHER *EVP_seed_cfb128(void);
971# define EVP_seed_cfb EVP_seed_cfb128
972const EVP_CIPHER *EVP_seed_ofb(void);
973# endif
974
975# ifndef OPENSSL_NO_SM4
976const EVP_CIPHER *EVP_sm4_ecb(void);
977const EVP_CIPHER *EVP_sm4_cbc(void);
978const EVP_CIPHER *EVP_sm4_cfb128(void);
979# define EVP_sm4_cfb EVP_sm4_cfb128
980const EVP_CIPHER *EVP_sm4_ofb(void);
981const EVP_CIPHER *EVP_sm4_ctr(void);
982# endif
983
984# if !OPENSSL_API_1_1_0
985# define OPENSSL_add_all_algorithms_conf() \
986 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
987 | OPENSSL_INIT_ADD_ALL_DIGESTS \
988 | OPENSSL_INIT_LOAD_CONFIG, NULL)
989# define OPENSSL_add_all_algorithms_noconf() \
990 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
991 | OPENSSL_INIT_ADD_ALL_DIGESTS, NULL)
992
993# ifdef OPENSSL_LOAD_CONF
994# define OpenSSL_add_all_algorithms() OPENSSL_add_all_algorithms_conf()
995# else
996# define OpenSSL_add_all_algorithms() OPENSSL_add_all_algorithms_noconf()
997# endif
998
999# define OpenSSL_add_all_ciphers() \
1000 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS, NULL)
1001# define OpenSSL_add_all_digests() \
1002 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_DIGESTS, NULL)
1003
1004# define EVP_cleanup() while(0) continue
1005# endif
1006
1007int EVP_add_cipher(const EVP_CIPHER *cipher);
1008int EVP_add_digest(const EVP_MD *digest);
1009
1010const EVP_CIPHER *EVP_get_cipherbyname(const char *name);
1011const EVP_MD *EVP_get_digestbyname(const char *name);
1012
1013void EVP_CIPHER_do_all(void (*fn) (const EVP_CIPHER *ciph,
1014 const char *from, const char *to, void *x),
1015 void *arg);
1016void EVP_CIPHER_do_all_sorted(void (*fn)
1017 (const EVP_CIPHER *ciph, const char *from,
1018 const char *to, void *x), void *arg);
1019void EVP_CIPHER_do_all_ex(OPENSSL_CTX *libctx,
1020 void (*fn)(EVP_CIPHER *cipher, void *arg),
1021 void *arg);
1022
1023void EVP_MD_do_all(void (*fn) (const EVP_MD *ciph,
1024 const char *from, const char *to, void *x),
1025 void *arg);
1026void EVP_MD_do_all_sorted(void (*fn)
1027 (const EVP_MD *ciph, const char *from,
1028 const char *to, void *x), void *arg);
1029void EVP_MD_do_all_ex(OPENSSL_CTX *libctx,
1030 void (*fn)(EVP_MD *md, void *arg),
1031 void *arg);
1032
1033/* MAC stuff */
1034
1035EVP_MAC *EVP_MAC_fetch(OPENSSL_CTX *libctx, const char *algorithm,
1036 const char *properties);
1037int EVP_MAC_up_ref(EVP_MAC *mac);
1038void EVP_MAC_free(EVP_MAC *mac);
1039const char *EVP_MAC_name(const EVP_MAC *mac);
1040int EVP_MAC_is_a(const EVP_MAC *mac, const char *name);
1041const OSSL_PROVIDER *EVP_MAC_provider(const EVP_MAC *mac);
1042int EVP_MAC_get_params(EVP_MAC *mac, OSSL_PARAM params[]);
1043
1044EVP_MAC_CTX *EVP_MAC_CTX_new(EVP_MAC *mac);
1045void EVP_MAC_CTX_free(EVP_MAC_CTX *ctx);
1046EVP_MAC_CTX *EVP_MAC_CTX_dup(const EVP_MAC_CTX *src);
1047EVP_MAC *EVP_MAC_CTX_mac(EVP_MAC_CTX *ctx);
1048int EVP_MAC_CTX_get_params(EVP_MAC_CTX *ctx, OSSL_PARAM params[]);
1049int EVP_MAC_CTX_set_params(EVP_MAC_CTX *ctx, const OSSL_PARAM params[]);
1050
1051size_t EVP_MAC_size(EVP_MAC_CTX *ctx);
1052int EVP_MAC_init(EVP_MAC_CTX *ctx);
1053int EVP_MAC_update(EVP_MAC_CTX *ctx, const unsigned char *data, size_t datalen);
1054int EVP_MAC_final(EVP_MAC_CTX *ctx,
1055 unsigned char *out, size_t *outl, size_t outsize);
1056const OSSL_PARAM *EVP_MAC_gettable_params(const EVP_MAC *mac);
1057const OSSL_PARAM *EVP_MAC_CTX_gettable_params(const EVP_MAC *mac);
1058const OSSL_PARAM *EVP_MAC_CTX_settable_params(const EVP_MAC *mac);
1059
1060void EVP_MAC_do_all_ex(OPENSSL_CTX *libctx,
1061 void (*fn)(EVP_MAC *mac, void *arg),
1062 void *arg);
1063
1064/* PKEY stuff */
1065int EVP_PKEY_decrypt_old(unsigned char *dec_key,
1066 const unsigned char *enc_key, int enc_key_len,
1067 EVP_PKEY *private_key);
1068int EVP_PKEY_encrypt_old(unsigned char *enc_key,
1069 const unsigned char *key, int key_len,
1070 EVP_PKEY *pub_key);
1071int EVP_PKEY_type(int type);
1072int EVP_PKEY_id(const EVP_PKEY *pkey);
1073int EVP_PKEY_base_id(const EVP_PKEY *pkey);
1074int EVP_PKEY_bits(const EVP_PKEY *pkey);
1075int EVP_PKEY_security_bits(const EVP_PKEY *pkey);
1076int EVP_PKEY_size(const EVP_PKEY *pkey);
1077int EVP_PKEY_set_type(EVP_PKEY *pkey, int type);
1078int EVP_PKEY_set_type_str(EVP_PKEY *pkey, const char *str, int len);
1079int EVP_PKEY_set_alias_type(EVP_PKEY *pkey, int type);
1080# ifndef OPENSSL_NO_ENGINE
1081int EVP_PKEY_set1_engine(EVP_PKEY *pkey, ENGINE *e);
1082ENGINE *EVP_PKEY_get0_engine(const EVP_PKEY *pkey);
1083# endif
1084int EVP_PKEY_assign(EVP_PKEY *pkey, int type, void *key);
1085void *EVP_PKEY_get0(const EVP_PKEY *pkey);
1086const unsigned char *EVP_PKEY_get0_hmac(const EVP_PKEY *pkey, size_t *len);
1087# ifndef OPENSSL_NO_POLY1305
1088const unsigned char *EVP_PKEY_get0_poly1305(const EVP_PKEY *pkey, size_t *len);
1089# endif
1090# ifndef OPENSSL_NO_SIPHASH
1091const unsigned char *EVP_PKEY_get0_siphash(const EVP_PKEY *pkey, size_t *len);
1092# endif
1093
1094# ifndef OPENSSL_NO_RSA
1095struct rsa_st;
1096int EVP_PKEY_set1_RSA(EVP_PKEY *pkey, struct rsa_st *key);
1097struct rsa_st *EVP_PKEY_get0_RSA(const EVP_PKEY *pkey);
1098struct rsa_st *EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
1099# endif
1100# ifndef OPENSSL_NO_DSA
1101struct dsa_st;
1102int EVP_PKEY_set1_DSA(EVP_PKEY *pkey, struct dsa_st *key);
1103struct dsa_st *EVP_PKEY_get0_DSA(const EVP_PKEY *pkey);
1104struct dsa_st *EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
1105# endif
1106# ifndef OPENSSL_NO_DH
1107struct dh_st;
1108int EVP_PKEY_set1_DH(EVP_PKEY *pkey, struct dh_st *key);
1109struct dh_st *EVP_PKEY_get0_DH(const EVP_PKEY *pkey);
1110struct dh_st *EVP_PKEY_get1_DH(EVP_PKEY *pkey);
1111# endif
1112# ifndef OPENSSL_NO_EC
1113struct ec_key_st;
1114int EVP_PKEY_set1_EC_KEY(EVP_PKEY *pkey, struct ec_key_st *key);
1115struct ec_key_st *EVP_PKEY_get0_EC_KEY(const EVP_PKEY *pkey);
1116struct ec_key_st *EVP_PKEY_get1_EC_KEY(EVP_PKEY *pkey);
1117# endif
1118
1119EVP_PKEY *EVP_PKEY_new(void);
1120int EVP_PKEY_up_ref(EVP_PKEY *pkey);
1121void EVP_PKEY_free(EVP_PKEY *pkey);
1122
1123EVP_PKEY *d2i_PublicKey(int type, EVP_PKEY **a, const unsigned char **pp,
1124 long length);
1125int i2d_PublicKey(const EVP_PKEY *a, unsigned char **pp);
1126
1127EVP_PKEY *d2i_PrivateKey(int type, EVP_PKEY **a, const unsigned char **pp,
1128 long length);
1129EVP_PKEY *d2i_AutoPrivateKey(EVP_PKEY **a, const unsigned char **pp,
1130 long length);
1131int i2d_PrivateKey(const EVP_PKEY *a, unsigned char **pp);
1132
1133int i2d_KeyParams(const EVP_PKEY *a, unsigned char **pp);
1134EVP_PKEY *d2i_KeyParams(int type, EVP_PKEY **a, const unsigned char **pp,
1135 long length);
1136int i2d_KeyParams_bio(BIO *bp, const EVP_PKEY *pkey);
1137EVP_PKEY *d2i_KeyParams_bio(int type, EVP_PKEY **a, BIO *in);
1138
1139int EVP_PKEY_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from);
1140int EVP_PKEY_missing_parameters(const EVP_PKEY *pkey);
1141int EVP_PKEY_save_parameters(EVP_PKEY *pkey, int mode);
1142int EVP_PKEY_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b);
1143
1144int EVP_PKEY_cmp(const EVP_PKEY *a, const EVP_PKEY *b);
1145
1146int EVP_PKEY_print_public(BIO *out, const EVP_PKEY *pkey,
1147 int indent, ASN1_PCTX *pctx);
1148int EVP_PKEY_print_private(BIO *out, const EVP_PKEY *pkey,
1149 int indent, ASN1_PCTX *pctx);
1150int EVP_PKEY_print_params(BIO *out, const EVP_PKEY *pkey,
1151 int indent, ASN1_PCTX *pctx);
1152
1153int EVP_PKEY_get_default_digest_nid(EVP_PKEY *pkey, int *pnid);
1154int EVP_PKEY_supports_digest_nid(EVP_PKEY *pkey, int nid);
1155
1156int EVP_PKEY_set1_tls_encodedpoint(EVP_PKEY *pkey,
1157 const unsigned char *pt, size_t ptlen);
1158size_t EVP_PKEY_get1_tls_encodedpoint(EVP_PKEY *pkey, unsigned char **ppt);
1159
1160int EVP_CIPHER_type(const EVP_CIPHER *ctx);
1161
1162/* calls methods */
1163int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1164int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1165
1166/* These are used by EVP_CIPHER methods */
1167int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1168int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1169
1170/* PKCS5 password based encryption */
1171int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
1172 ASN1_TYPE *param, const EVP_CIPHER *cipher,
1173 const EVP_MD *md, int en_de);
1174int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,
1175 const unsigned char *salt, int saltlen, int iter,
1176 int keylen, unsigned char *out);
1177int PKCS5_PBKDF2_HMAC(const char *pass, int passlen,
1178 const unsigned char *salt, int saltlen, int iter,
1179 const EVP_MD *digest, int keylen, unsigned char *out);
1180int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
1181 ASN1_TYPE *param, const EVP_CIPHER *cipher,
1182 const EVP_MD *md, int en_de);
1183
1184#ifndef OPENSSL_NO_SCRYPT
1185int EVP_PBE_scrypt(const char *pass, size_t passlen,
1186 const unsigned char *salt, size_t saltlen,
1187 uint64_t N, uint64_t r, uint64_t p, uint64_t maxmem,
1188 unsigned char *key, size_t keylen);
1189
1190int PKCS5_v2_scrypt_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass,
1191 int passlen, ASN1_TYPE *param,
1192 const EVP_CIPHER *c, const EVP_MD *md, int en_de);
1193#endif
1194
1195void PKCS5_PBE_add(void);
1196
1197int EVP_PBE_CipherInit(ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
1198 ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de);
1199
1200/* PBE type */
1201
1202/* Can appear as the outermost AlgorithmIdentifier */
1203# define EVP_PBE_TYPE_OUTER 0x0
1204/* Is an PRF type OID */
1205# define EVP_PBE_TYPE_PRF 0x1
1206/* Is a PKCS#5 v2.0 KDF */
1207# define EVP_PBE_TYPE_KDF 0x2
1208
1209int EVP_PBE_alg_add_type(int pbe_type, int pbe_nid, int cipher_nid,
1210 int md_nid, EVP_PBE_KEYGEN *keygen);
1211int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md,
1212 EVP_PBE_KEYGEN *keygen);
1213int EVP_PBE_find(int type, int pbe_nid, int *pcnid, int *pmnid,
1214 EVP_PBE_KEYGEN **pkeygen);
1215void EVP_PBE_cleanup(void);
1216int EVP_PBE_get(int *ptype, int *ppbe_nid, size_t num);
1217
1218# define ASN1_PKEY_ALIAS 0x1
1219# define ASN1_PKEY_DYNAMIC 0x2
1220# define ASN1_PKEY_SIGPARAM_NULL 0x4
1221
1222# define ASN1_PKEY_CTRL_PKCS7_SIGN 0x1
1223# define ASN1_PKEY_CTRL_PKCS7_ENCRYPT 0x2
1224# define ASN1_PKEY_CTRL_DEFAULT_MD_NID 0x3
1225# define ASN1_PKEY_CTRL_CMS_SIGN 0x5
1226# define ASN1_PKEY_CTRL_CMS_ENVELOPE 0x7
1227# define ASN1_PKEY_CTRL_CMS_RI_TYPE 0x8
1228
1229# define ASN1_PKEY_CTRL_SET1_TLS_ENCPT 0x9
1230# define ASN1_PKEY_CTRL_GET1_TLS_ENCPT 0xa
1231# define ASN1_PKEY_CTRL_SUPPORTS_MD_NID 0xb
1232
1233int EVP_PKEY_asn1_get_count(void);
1234const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_get0(int idx);
1235const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find(ENGINE **pe, int type);
1236const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find_str(ENGINE **pe,
1237 const char *str, int len);
1238int EVP_PKEY_asn1_add0(const EVP_PKEY_ASN1_METHOD *ameth);
1239int EVP_PKEY_asn1_add_alias(int to, int from);
1240int EVP_PKEY_asn1_get0_info(int *ppkey_id, int *pkey_base_id,
1241 int *ppkey_flags, const char **pinfo,
1242 const char **ppem_str,
1243 const EVP_PKEY_ASN1_METHOD *ameth);
1244
1245const EVP_PKEY_ASN1_METHOD *EVP_PKEY_get0_asn1(const EVP_PKEY *pkey);
1246EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_new(int id, int flags,
1247 const char *pem_str,
1248 const char *info);
1249void EVP_PKEY_asn1_copy(EVP_PKEY_ASN1_METHOD *dst,
1250 const EVP_PKEY_ASN1_METHOD *src);
1251void EVP_PKEY_asn1_free(EVP_PKEY_ASN1_METHOD *ameth);
1252void EVP_PKEY_asn1_set_public(EVP_PKEY_ASN1_METHOD *ameth,
1253 int (*pub_decode) (EVP_PKEY *pk,
1254 X509_PUBKEY *pub),
1255 int (*pub_encode) (X509_PUBKEY *pub,
1256 const EVP_PKEY *pk),
1257 int (*pub_cmp) (const EVP_PKEY *a,
1258 const EVP_PKEY *b),
1259 int (*pub_print) (BIO *out,
1260 const EVP_PKEY *pkey,
1261 int indent, ASN1_PCTX *pctx),
1262 int (*pkey_size) (const EVP_PKEY *pk),
1263 int (*pkey_bits) (const EVP_PKEY *pk));
1264void EVP_PKEY_asn1_set_private(EVP_PKEY_ASN1_METHOD *ameth,
1265 int (*priv_decode) (EVP_PKEY *pk,
1266 const PKCS8_PRIV_KEY_INFO
1267 *p8inf),
1268 int (*priv_encode) (PKCS8_PRIV_KEY_INFO *p8,
1269 const EVP_PKEY *pk),
1270 int (*priv_print) (BIO *out,
1271 const EVP_PKEY *pkey,
1272 int indent,
1273 ASN1_PCTX *pctx));
1274void EVP_PKEY_asn1_set_param(EVP_PKEY_ASN1_METHOD *ameth,
1275 int (*param_decode) (EVP_PKEY *pkey,
1276 const unsigned char **pder,
1277 int derlen),
1278 int (*param_encode) (const EVP_PKEY *pkey,
1279 unsigned char **pder),
1280 int (*param_missing) (const EVP_PKEY *pk),
1281 int (*param_copy) (EVP_PKEY *to,
1282 const EVP_PKEY *from),
1283 int (*param_cmp) (const EVP_PKEY *a,
1284 const EVP_PKEY *b),
1285 int (*param_print) (BIO *out,
1286 const EVP_PKEY *pkey,
1287 int indent,
1288 ASN1_PCTX *pctx));
1289
1290void EVP_PKEY_asn1_set_free(EVP_PKEY_ASN1_METHOD *ameth,
1291 void (*pkey_free) (EVP_PKEY *pkey));
1292void EVP_PKEY_asn1_set_ctrl(EVP_PKEY_ASN1_METHOD *ameth,
1293 int (*pkey_ctrl) (EVP_PKEY *pkey, int op,
1294 long arg1, void *arg2));
1295void EVP_PKEY_asn1_set_item(EVP_PKEY_ASN1_METHOD *ameth,
1296 int (*item_verify) (EVP_MD_CTX *ctx,
1297 const ASN1_ITEM *it,
1298 void *asn,
1299 X509_ALGOR *a,
1300 ASN1_BIT_STRING *sig,
1301 EVP_PKEY *pkey),
1302 int (*item_sign) (EVP_MD_CTX *ctx,
1303 const ASN1_ITEM *it,
1304 void *asn,
1305 X509_ALGOR *alg1,
1306 X509_ALGOR *alg2,
1307 ASN1_BIT_STRING *sig));
1308
1309void EVP_PKEY_asn1_set_siginf(EVP_PKEY_ASN1_METHOD *ameth,
1310 int (*siginf_set) (X509_SIG_INFO *siginf,
1311 const X509_ALGOR *alg,
1312 const ASN1_STRING *sig));
1313
1314void EVP_PKEY_asn1_set_check(EVP_PKEY_ASN1_METHOD *ameth,
1315 int (*pkey_check) (const EVP_PKEY *pk));
1316
1317void EVP_PKEY_asn1_set_public_check(EVP_PKEY_ASN1_METHOD *ameth,
1318 int (*pkey_pub_check) (const EVP_PKEY *pk));
1319
1320void EVP_PKEY_asn1_set_param_check(EVP_PKEY_ASN1_METHOD *ameth,
1321 int (*pkey_param_check) (const EVP_PKEY *pk));
1322
1323void EVP_PKEY_asn1_set_set_priv_key(EVP_PKEY_ASN1_METHOD *ameth,
1324 int (*set_priv_key) (EVP_PKEY *pk,
1325 const unsigned char
1326 *priv,
1327 size_t len));
1328void EVP_PKEY_asn1_set_set_pub_key(EVP_PKEY_ASN1_METHOD *ameth,
1329 int (*set_pub_key) (EVP_PKEY *pk,
1330 const unsigned char *pub,
1331 size_t len));
1332void EVP_PKEY_asn1_set_get_priv_key(EVP_PKEY_ASN1_METHOD *ameth,
1333 int (*get_priv_key) (const EVP_PKEY *pk,
1334 unsigned char *priv,
1335 size_t *len));
1336void EVP_PKEY_asn1_set_get_pub_key(EVP_PKEY_ASN1_METHOD *ameth,
1337 int (*get_pub_key) (const EVP_PKEY *pk,
1338 unsigned char *pub,
1339 size_t *len));
1340
1341void EVP_PKEY_asn1_set_security_bits(EVP_PKEY_ASN1_METHOD *ameth,
1342 int (*pkey_security_bits) (const EVP_PKEY
1343 *pk));
1344
1345int EVP_PKEY_CTX_get_signature_md(EVP_PKEY_CTX *ctx, const EVP_MD **md);
1346int EVP_PKEY_CTX_set_signature_md(EVP_PKEY_CTX *ctx, const EVP_MD *md);
1347
1348# define EVP_PKEY_OP_UNDEFINED 0
1349# define EVP_PKEY_OP_PARAMGEN (1<<1)
1350# define EVP_PKEY_OP_KEYGEN (1<<2)
1351# define EVP_PKEY_OP_SIGN (1<<3)
1352# define EVP_PKEY_OP_VERIFY (1<<4)
1353# define EVP_PKEY_OP_VERIFYRECOVER (1<<5)
1354# define EVP_PKEY_OP_SIGNCTX (1<<6)
1355# define EVP_PKEY_OP_VERIFYCTX (1<<7)
1356# define EVP_PKEY_OP_ENCRYPT (1<<8)
1357# define EVP_PKEY_OP_DECRYPT (1<<9)
1358# define EVP_PKEY_OP_DERIVE (1<<10)
1359
1360# define EVP_PKEY_OP_TYPE_SIG \
1361 (EVP_PKEY_OP_SIGN | EVP_PKEY_OP_VERIFY | EVP_PKEY_OP_VERIFYRECOVER \
1362 | EVP_PKEY_OP_SIGNCTX | EVP_PKEY_OP_VERIFYCTX)
1363
1364# define EVP_PKEY_OP_TYPE_CRYPT \
1365 (EVP_PKEY_OP_ENCRYPT | EVP_PKEY_OP_DECRYPT)
1366
1367# define EVP_PKEY_OP_TYPE_NOGEN \
1368 (EVP_PKEY_OP_TYPE_SIG | EVP_PKEY_OP_TYPE_CRYPT | EVP_PKEY_OP_DERIVE)
1369
1370# define EVP_PKEY_OP_TYPE_GEN \
1371 (EVP_PKEY_OP_PARAMGEN | EVP_PKEY_OP_KEYGEN)
1372
1373# define EVP_PKEY_CTX_set_mac_key(ctx, key, len) \
1374 EVP_PKEY_CTX_ctrl(ctx, -1, EVP_PKEY_OP_KEYGEN, \
1375 EVP_PKEY_CTRL_SET_MAC_KEY, len, (void *)(key))
1376
1377# define EVP_PKEY_CTRL_MD 1
1378# define EVP_PKEY_CTRL_PEER_KEY 2
1379
1380# define EVP_PKEY_CTRL_PKCS7_ENCRYPT 3
1381# define EVP_PKEY_CTRL_PKCS7_DECRYPT 4
1382
1383# define EVP_PKEY_CTRL_PKCS7_SIGN 5
1384
1385# define EVP_PKEY_CTRL_SET_MAC_KEY 6
1386
1387# define EVP_PKEY_CTRL_DIGESTINIT 7
1388
1389/* Used by GOST key encryption in TLS */
1390# define EVP_PKEY_CTRL_SET_IV 8
1391
1392# define EVP_PKEY_CTRL_CMS_ENCRYPT 9
1393# define EVP_PKEY_CTRL_CMS_DECRYPT 10
1394# define EVP_PKEY_CTRL_CMS_SIGN 11
1395
1396# define EVP_PKEY_CTRL_CIPHER 12
1397
1398# define EVP_PKEY_CTRL_GET_MD 13
1399
1400# define EVP_PKEY_CTRL_SET_DIGEST_SIZE 14
1401
1402# define EVP_PKEY_ALG_CTRL 0x1000
1403
1404# define EVP_PKEY_FLAG_AUTOARGLEN 2
1405/*
1406 * Method handles all operations: don't assume any digest related defaults.
1407 */
1408# define EVP_PKEY_FLAG_SIGCTX_CUSTOM 4
1409
1410const EVP_PKEY_METHOD *EVP_PKEY_meth_find(int type);
1411EVP_PKEY_METHOD *EVP_PKEY_meth_new(int id, int flags);
1412void EVP_PKEY_meth_get0_info(int *ppkey_id, int *pflags,
1413 const EVP_PKEY_METHOD *meth);
1414void EVP_PKEY_meth_copy(EVP_PKEY_METHOD *dst, const EVP_PKEY_METHOD *src);
1415void EVP_PKEY_meth_free(EVP_PKEY_METHOD *pmeth);
1416int EVP_PKEY_meth_add0(const EVP_PKEY_METHOD *pmeth);
1417int EVP_PKEY_meth_remove(const EVP_PKEY_METHOD *pmeth);
1418size_t EVP_PKEY_meth_get_count(void);
1419const EVP_PKEY_METHOD *EVP_PKEY_meth_get0(size_t idx);
1420
1421EVP_KEYMGMT *EVP_KEYMGMT_fetch(OPENSSL_CTX *ctx, const char *algorithm,
1422 const char *properties);
1423int EVP_KEYMGMT_up_ref(EVP_KEYMGMT *keymgmt);
1424void EVP_KEYMGMT_free(EVP_KEYMGMT *keymgmt);
1425const OSSL_PROVIDER *EVP_KEYMGMT_provider(const EVP_KEYMGMT *keymgmt);
1426
1427EVP_PKEY_CTX *EVP_PKEY_CTX_new(EVP_PKEY *pkey, ENGINE *e);
1428EVP_PKEY_CTX *EVP_PKEY_CTX_new_id(int id, ENGINE *e);
1429EVP_PKEY_CTX *EVP_PKEY_CTX_dup(const EVP_PKEY_CTX *ctx);
1430void EVP_PKEY_CTX_free(EVP_PKEY_CTX *ctx);
1431
1432int EVP_PKEY_CTX_get_params(EVP_PKEY_CTX *ctx, OSSL_PARAM *params);
1433const OSSL_PARAM *EVP_PKEY_CTX_gettable_params(EVP_PKEY_CTX *ctx);
1434int EVP_PKEY_CTX_set_params(EVP_PKEY_CTX *ctx, OSSL_PARAM *params);
1435const OSSL_PARAM *EVP_PKEY_CTX_settable_params(EVP_PKEY_CTX *ctx);
1436int EVP_PKEY_CTX_ctrl(EVP_PKEY_CTX *ctx, int keytype, int optype,
1437 int cmd, int p1, void *p2);
1438int EVP_PKEY_CTX_ctrl_str(EVP_PKEY_CTX *ctx, const char *type,
1439 const char *value);
1440int EVP_PKEY_CTX_ctrl_uint64(EVP_PKEY_CTX *ctx, int keytype, int optype,
1441 int cmd, uint64_t value);
1442
1443int EVP_PKEY_CTX_str2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *str);
1444int EVP_PKEY_CTX_hex2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *hex);
1445
1446int EVP_PKEY_CTX_md(EVP_PKEY_CTX *ctx, int optype, int cmd, const char *md);
1447
1448int EVP_PKEY_CTX_get_operation(EVP_PKEY_CTX *ctx);
1449void EVP_PKEY_CTX_set0_keygen_info(EVP_PKEY_CTX *ctx, int *dat, int datlen);
1450
1451EVP_PKEY *EVP_PKEY_new_mac_key(int type, ENGINE *e,
1452 const unsigned char *key, int keylen);
1453EVP_PKEY *EVP_PKEY_new_raw_private_key(int type, ENGINE *e,
1454 const unsigned char *priv,
1455 size_t len);
1456EVP_PKEY *EVP_PKEY_new_raw_public_key(int type, ENGINE *e,
1457 const unsigned char *pub,
1458 size_t len);
1459int EVP_PKEY_get_raw_private_key(const EVP_PKEY *pkey, unsigned char *priv,
1460 size_t *len);
1461int EVP_PKEY_get_raw_public_key(const EVP_PKEY *pkey, unsigned char *pub,
1462 size_t *len);
1463
1464EVP_PKEY *EVP_PKEY_new_CMAC_key(ENGINE *e, const unsigned char *priv,
1465 size_t len, const EVP_CIPHER *cipher);
1466
1467void EVP_PKEY_CTX_set_data(EVP_PKEY_CTX *ctx, void *data);
1468void *EVP_PKEY_CTX_get_data(const EVP_PKEY_CTX *ctx);
1469EVP_PKEY *EVP_PKEY_CTX_get0_pkey(EVP_PKEY_CTX *ctx);
1470
1471EVP_PKEY *EVP_PKEY_CTX_get0_peerkey(EVP_PKEY_CTX *ctx);
1472
1473void EVP_PKEY_CTX_set_app_data(EVP_PKEY_CTX *ctx, void *data);
1474void *EVP_PKEY_CTX_get_app_data(EVP_PKEY_CTX *ctx);
1475
1476void EVP_SIGNATURE_free(EVP_SIGNATURE *signature);
1477int EVP_SIGNATURE_up_ref(EVP_SIGNATURE *signature);
1478OSSL_PROVIDER *EVP_SIGNATURE_provider(const EVP_SIGNATURE *signature);
1479EVP_SIGNATURE *EVP_SIGNATURE_fetch(OPENSSL_CTX *ctx, const char *algorithm,
1480 const char *properties);
1481
1482int EVP_PKEY_sign_init_ex(EVP_PKEY_CTX *ctx, EVP_SIGNATURE *signature);
1483int EVP_PKEY_sign_init(EVP_PKEY_CTX *ctx);
1484int EVP_PKEY_sign(EVP_PKEY_CTX *ctx,
1485 unsigned char *sig, size_t *siglen,
1486 const unsigned char *tbs, size_t tbslen);
1487int EVP_PKEY_verify_init_ex(EVP_PKEY_CTX *ctx, EVP_SIGNATURE *signature);
1488int EVP_PKEY_verify_init(EVP_PKEY_CTX *ctx);
1489int EVP_PKEY_verify(EVP_PKEY_CTX *ctx,
1490 const unsigned char *sig, size_t siglen,
1491 const unsigned char *tbs, size_t tbslen);
1492int EVP_PKEY_verify_recover_init_ex(EVP_PKEY_CTX *ctx, EVP_SIGNATURE *signature);
1493int EVP_PKEY_verify_recover_init(EVP_PKEY_CTX *ctx);
1494int EVP_PKEY_verify_recover(EVP_PKEY_CTX *ctx,
1495 unsigned char *rout, size_t *routlen,
1496 const unsigned char *sig, size_t siglen);
1497int EVP_PKEY_encrypt_init(EVP_PKEY_CTX *ctx);
1498int EVP_PKEY_encrypt(EVP_PKEY_CTX *ctx,
1499 unsigned char *out, size_t *outlen,
1500 const unsigned char *in, size_t inlen);
1501int EVP_PKEY_decrypt_init(EVP_PKEY_CTX *ctx);
1502int EVP_PKEY_decrypt(EVP_PKEY_CTX *ctx,
1503 unsigned char *out, size_t *outlen,
1504 const unsigned char *in, size_t inlen);
1505
1506int EVP_PKEY_derive_init_ex(EVP_PKEY_CTX *ctx, EVP_KEYEXCH *exchange);
1507int EVP_PKEY_derive_init(EVP_PKEY_CTX *ctx);
1508int EVP_PKEY_derive_set_peer(EVP_PKEY_CTX *ctx, EVP_PKEY *peer);
1509int EVP_PKEY_derive(EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen);
1510
1511typedef int EVP_PKEY_gen_cb(EVP_PKEY_CTX *ctx);
1512
1513int EVP_PKEY_paramgen_init(EVP_PKEY_CTX *ctx);
1514int EVP_PKEY_paramgen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1515int EVP_PKEY_keygen_init(EVP_PKEY_CTX *ctx);
1516int EVP_PKEY_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1517int EVP_PKEY_check(EVP_PKEY_CTX *ctx);
1518int EVP_PKEY_public_check(EVP_PKEY_CTX *ctx);
1519int EVP_PKEY_param_check(EVP_PKEY_CTX *ctx);
1520
1521void EVP_PKEY_CTX_set_cb(EVP_PKEY_CTX *ctx, EVP_PKEY_gen_cb *cb);
1522EVP_PKEY_gen_cb *EVP_PKEY_CTX_get_cb(EVP_PKEY_CTX *ctx);
1523
1524int EVP_PKEY_CTX_get_keygen_info(EVP_PKEY_CTX *ctx, int idx);
1525
1526void EVP_PKEY_meth_set_init(EVP_PKEY_METHOD *pmeth,
1527 int (*init) (EVP_PKEY_CTX *ctx));
1528
1529void EVP_PKEY_meth_set_copy(EVP_PKEY_METHOD *pmeth,
1530 int (*copy) (EVP_PKEY_CTX *dst,
1531 const EVP_PKEY_CTX *src));
1532
1533void EVP_PKEY_meth_set_cleanup(EVP_PKEY_METHOD *pmeth,
1534 void (*cleanup) (EVP_PKEY_CTX *ctx));
1535
1536void EVP_PKEY_meth_set_paramgen(EVP_PKEY_METHOD *pmeth,
1537 int (*paramgen_init) (EVP_PKEY_CTX *ctx),
1538 int (*paramgen) (EVP_PKEY_CTX *ctx,
1539 EVP_PKEY *pkey));
1540
1541void EVP_PKEY_meth_set_keygen(EVP_PKEY_METHOD *pmeth,
1542 int (*keygen_init) (EVP_PKEY_CTX *ctx),
1543 int (*keygen) (EVP_PKEY_CTX *ctx,
1544 EVP_PKEY *pkey));
1545
1546void EVP_PKEY_meth_set_sign(EVP_PKEY_METHOD *pmeth,
1547 int (*sign_init) (EVP_PKEY_CTX *ctx),
1548 int (*sign) (EVP_PKEY_CTX *ctx,
1549 unsigned char *sig, size_t *siglen,
1550 const unsigned char *tbs,
1551 size_t tbslen));
1552
1553void EVP_PKEY_meth_set_verify(EVP_PKEY_METHOD *pmeth,
1554 int (*verify_init) (EVP_PKEY_CTX *ctx),
1555 int (*verify) (EVP_PKEY_CTX *ctx,
1556 const unsigned char *sig,
1557 size_t siglen,
1558 const unsigned char *tbs,
1559 size_t tbslen));
1560
1561void EVP_PKEY_meth_set_verify_recover(EVP_PKEY_METHOD *pmeth,
1562 int (*verify_recover_init) (EVP_PKEY_CTX
1563 *ctx),
1564 int (*verify_recover) (EVP_PKEY_CTX
1565 *ctx,
1566 unsigned char
1567 *sig,
1568 size_t *siglen,
1569 const unsigned
1570 char *tbs,
1571 size_t tbslen));
1572
1573void EVP_PKEY_meth_set_signctx(EVP_PKEY_METHOD *pmeth,
1574 int (*signctx_init) (EVP_PKEY_CTX *ctx,
1575 EVP_MD_CTX *mctx),
1576 int (*signctx) (EVP_PKEY_CTX *ctx,
1577 unsigned char *sig,
1578 size_t *siglen,
1579 EVP_MD_CTX *mctx));
1580
1581void EVP_PKEY_meth_set_verifyctx(EVP_PKEY_METHOD *pmeth,
1582 int (*verifyctx_init) (EVP_PKEY_CTX *ctx,
1583 EVP_MD_CTX *mctx),
1584 int (*verifyctx) (EVP_PKEY_CTX *ctx,
1585 const unsigned char *sig,
1586 int siglen,
1587 EVP_MD_CTX *mctx));
1588
1589void EVP_PKEY_meth_set_encrypt(EVP_PKEY_METHOD *pmeth,
1590 int (*encrypt_init) (EVP_PKEY_CTX *ctx),
1591 int (*encryptfn) (EVP_PKEY_CTX *ctx,
1592 unsigned char *out,
1593 size_t *outlen,
1594 const unsigned char *in,
1595 size_t inlen));
1596
1597void EVP_PKEY_meth_set_decrypt(EVP_PKEY_METHOD *pmeth,
1598 int (*decrypt_init) (EVP_PKEY_CTX *ctx),
1599 int (*decrypt) (EVP_PKEY_CTX *ctx,
1600 unsigned char *out,
1601 size_t *outlen,
1602 const unsigned char *in,
1603 size_t inlen));
1604
1605void EVP_PKEY_meth_set_derive(EVP_PKEY_METHOD *pmeth,
1606 int (*derive_init) (EVP_PKEY_CTX *ctx),
1607 int (*derive) (EVP_PKEY_CTX *ctx,
1608 unsigned char *key,
1609 size_t *keylen));
1610
1611void EVP_PKEY_meth_set_ctrl(EVP_PKEY_METHOD *pmeth,
1612 int (*ctrl) (EVP_PKEY_CTX *ctx, int type, int p1,
1613 void *p2),
1614 int (*ctrl_str) (EVP_PKEY_CTX *ctx,
1615 const char *type,
1616 const char *value));
1617
1618void EVP_PKEY_meth_set_check(EVP_PKEY_METHOD *pmeth,
1619 int (*check) (EVP_PKEY *pkey));
1620
1621void EVP_PKEY_meth_set_public_check(EVP_PKEY_METHOD *pmeth,
1622 int (*check) (EVP_PKEY *pkey));
1623
1624void EVP_PKEY_meth_set_param_check(EVP_PKEY_METHOD *pmeth,
1625 int (*check) (EVP_PKEY *pkey));
1626
1627void EVP_PKEY_meth_set_digest_custom(EVP_PKEY_METHOD *pmeth,
1628 int (*digest_custom) (EVP_PKEY_CTX *ctx,
1629 EVP_MD_CTX *mctx));
1630
1631void EVP_PKEY_meth_get_init(const EVP_PKEY_METHOD *pmeth,
1632 int (**pinit) (EVP_PKEY_CTX *ctx));
1633
1634void EVP_PKEY_meth_get_copy(const EVP_PKEY_METHOD *pmeth,
1635 int (**pcopy) (EVP_PKEY_CTX *dst,
1636 const EVP_PKEY_CTX *src));
1637
1638void EVP_PKEY_meth_get_cleanup(const EVP_PKEY_METHOD *pmeth,
1639 void (**pcleanup) (EVP_PKEY_CTX *ctx));
1640
1641void EVP_PKEY_meth_get_paramgen(const EVP_PKEY_METHOD *pmeth,
1642 int (**pparamgen_init) (EVP_PKEY_CTX *ctx),
1643 int (**pparamgen) (EVP_PKEY_CTX *ctx,
1644 EVP_PKEY *pkey));
1645
1646void EVP_PKEY_meth_get_keygen(const EVP_PKEY_METHOD *pmeth,
1647 int (**pkeygen_init) (EVP_PKEY_CTX *ctx),
1648 int (**pkeygen) (EVP_PKEY_CTX *ctx,
1649 EVP_PKEY *pkey));
1650
1651void EVP_PKEY_meth_get_sign(const EVP_PKEY_METHOD *pmeth,
1652 int (**psign_init) (EVP_PKEY_CTX *ctx),
1653 int (**psign) (EVP_PKEY_CTX *ctx,
1654 unsigned char *sig, size_t *siglen,
1655 const unsigned char *tbs,
1656 size_t tbslen));
1657
1658void EVP_PKEY_meth_get_verify(const EVP_PKEY_METHOD *pmeth,
1659 int (**pverify_init) (EVP_PKEY_CTX *ctx),
1660 int (**pverify) (EVP_PKEY_CTX *ctx,
1661 const unsigned char *sig,
1662 size_t siglen,
1663 const unsigned char *tbs,
1664 size_t tbslen));
1665
1666void EVP_PKEY_meth_get_verify_recover(const EVP_PKEY_METHOD *pmeth,
1667 int (**pverify_recover_init) (EVP_PKEY_CTX
1668 *ctx),
1669 int (**pverify_recover) (EVP_PKEY_CTX
1670 *ctx,
1671 unsigned char
1672 *sig,
1673 size_t *siglen,
1674 const unsigned
1675 char *tbs,
1676 size_t tbslen));
1677
1678void EVP_PKEY_meth_get_signctx(const EVP_PKEY_METHOD *pmeth,
1679 int (**psignctx_init) (EVP_PKEY_CTX *ctx,
1680 EVP_MD_CTX *mctx),
1681 int (**psignctx) (EVP_PKEY_CTX *ctx,
1682 unsigned char *sig,
1683 size_t *siglen,
1684 EVP_MD_CTX *mctx));
1685
1686void EVP_PKEY_meth_get_verifyctx(const EVP_PKEY_METHOD *pmeth,
1687 int (**pverifyctx_init) (EVP_PKEY_CTX *ctx,
1688 EVP_MD_CTX *mctx),
1689 int (**pverifyctx) (EVP_PKEY_CTX *ctx,
1690 const unsigned char *sig,
1691 int siglen,
1692 EVP_MD_CTX *mctx));
1693
1694void EVP_PKEY_meth_get_encrypt(const EVP_PKEY_METHOD *pmeth,
1695 int (**pencrypt_init) (EVP_PKEY_CTX *ctx),
1696 int (**pencryptfn) (EVP_PKEY_CTX *ctx,
1697 unsigned char *out,
1698 size_t *outlen,
1699 const unsigned char *in,
1700 size_t inlen));
1701
1702void EVP_PKEY_meth_get_decrypt(const EVP_PKEY_METHOD *pmeth,
1703 int (**pdecrypt_init) (EVP_PKEY_CTX *ctx),
1704 int (**pdecrypt) (EVP_PKEY_CTX *ctx,
1705 unsigned char *out,
1706 size_t *outlen,
1707 const unsigned char *in,
1708 size_t inlen));
1709
1710void EVP_PKEY_meth_get_derive(const EVP_PKEY_METHOD *pmeth,
1711 int (**pderive_init) (EVP_PKEY_CTX *ctx),
1712 int (**pderive) (EVP_PKEY_CTX *ctx,
1713 unsigned char *key,
1714 size_t *keylen));
1715
1716void EVP_PKEY_meth_get_ctrl(const EVP_PKEY_METHOD *pmeth,
1717 int (**pctrl) (EVP_PKEY_CTX *ctx, int type, int p1,
1718 void *p2),
1719 int (**pctrl_str) (EVP_PKEY_CTX *ctx,
1720 const char *type,
1721 const char *value));
1722
1723void EVP_PKEY_meth_get_check(const EVP_PKEY_METHOD *pmeth,
1724 int (**pcheck) (EVP_PKEY *pkey));
1725
1726void EVP_PKEY_meth_get_public_check(const EVP_PKEY_METHOD *pmeth,
1727 int (**pcheck) (EVP_PKEY *pkey));
1728
1729void EVP_PKEY_meth_get_param_check(const EVP_PKEY_METHOD *pmeth,
1730 int (**pcheck) (EVP_PKEY *pkey));
1731
1732void EVP_PKEY_meth_get_digest_custom(EVP_PKEY_METHOD *pmeth,
1733 int (**pdigest_custom) (EVP_PKEY_CTX *ctx,
1734 EVP_MD_CTX *mctx));
1735
1736void EVP_KEYEXCH_free(EVP_KEYEXCH *exchange);
1737int EVP_KEYEXCH_up_ref(EVP_KEYEXCH *exchange);
1738EVP_KEYEXCH *EVP_KEYEXCH_fetch(OPENSSL_CTX *ctx, const char *algorithm,
1739 const char *properties);
1740OSSL_PROVIDER *EVP_KEYEXCH_provider(const EVP_KEYEXCH *exchange);
1741
1742void EVP_add_alg_module(void);
1743
1744/*
1745 * Convenient helper functions to transfer string based controls.
1746 * The callback gets called with the parsed value.
1747 */
1748int EVP_str2ctrl(int (*cb)(void *ctx, int cmd, void *buf, size_t buflen),
1749 void *ctx, int cmd, const char *value);
1750int EVP_hex2ctrl(int (*cb)(void *ctx, int cmd, void *buf, size_t buflen),
1751 void *ctx, int cmd, const char *hex);
1752
1753# ifdef __cplusplus
1754}
1755# endif
1756#endif
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