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EVP_MAC: Add HMAC implementation
[thirdparty/openssl.git] / include / openssl / evp.h
1 /*
2 * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved.
3 *
4 * Licensed under the OpenSSL license (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 HEADER_ENVELOPE_H
11 # define HEADER_ENVELOPE_H
12
13 # include <stdarg.h>
14
15 # include <openssl/opensslconf.h>
16 # include <openssl/ossl_typ.h>
17 # include <openssl/symhacks.h>
18 # include <openssl/bio.h>
19 # include <openssl/evperr.h>
20
21 # define EVP_MAX_MD_SIZE 64/* longest known is SHA512 */
22 # define EVP_MAX_KEY_LENGTH 64
23 # define EVP_MAX_IV_LENGTH 16
24 # define EVP_MAX_BLOCK_LENGTH 32
25
26 # define PKCS5_SALT_LEN 8
27 /* Default PKCS#5 iteration count */
28 # define PKCS5_DEFAULT_ITER 2048
29
30 # include <openssl/objects.h>
31
32 # define EVP_PK_RSA 0x0001
33 # define EVP_PK_DSA 0x0002
34 # define EVP_PK_DH 0x0004
35 # define EVP_PK_EC 0x0008
36 # define EVP_PKT_SIGN 0x0010
37 # define EVP_PKT_ENC 0x0020
38 # define EVP_PKT_EXCH 0x0040
39 # define EVP_PKS_RSA 0x0100
40 # define EVP_PKS_DSA 0x0200
41 # define EVP_PKS_EC 0x0400
42
43 # define EVP_PKEY_NONE NID_undef
44 # define EVP_PKEY_RSA NID_rsaEncryption
45 # define EVP_PKEY_RSA2 NID_rsa
46 # define EVP_PKEY_RSA_PSS NID_rsassaPss
47 # define EVP_PKEY_DSA NID_dsa
48 # define EVP_PKEY_DSA1 NID_dsa_2
49 # define EVP_PKEY_DSA2 NID_dsaWithSHA
50 # define EVP_PKEY_DSA3 NID_dsaWithSHA1
51 # define EVP_PKEY_DSA4 NID_dsaWithSHA1_2
52 # define EVP_PKEY_DH NID_dhKeyAgreement
53 # define EVP_PKEY_DHX NID_dhpublicnumber
54 # define EVP_PKEY_EC NID_X9_62_id_ecPublicKey
55 # define EVP_PKEY_SM2 NID_sm2
56 # define EVP_PKEY_HMAC NID_hmac
57 # define EVP_PKEY_CMAC NID_cmac
58 # define EVP_PKEY_SCRYPT NID_id_scrypt
59 # define EVP_PKEY_TLS1_PRF NID_tls1_prf
60 # define EVP_PKEY_HKDF NID_hkdf
61 # define EVP_PKEY_POLY1305 NID_poly1305
62 # define EVP_PKEY_SIPHASH NID_siphash
63 # define EVP_PKEY_X25519 NID_X25519
64 # define EVP_PKEY_ED25519 NID_ED25519
65 # define EVP_PKEY_X448 NID_X448
66 # define EVP_PKEY_ED448 NID_ED448
67
68 #ifdef __cplusplus
69 extern "C" {
70 #endif
71
72 # define EVP_PKEY_MO_SIGN 0x0001
73 # define EVP_PKEY_MO_VERIFY 0x0002
74 # define EVP_PKEY_MO_ENCRYPT 0x0004
75 # define EVP_PKEY_MO_DECRYPT 0x0008
76
77 # ifndef EVP_MD
78 EVP_MD *EVP_MD_meth_new(int md_type, int pkey_type);
79 EVP_MD *EVP_MD_meth_dup(const EVP_MD *md);
80 void EVP_MD_meth_free(EVP_MD *md);
81
82 int EVP_MD_meth_set_input_blocksize(EVP_MD *md, int blocksize);
83 int EVP_MD_meth_set_result_size(EVP_MD *md, int resultsize);
84 int EVP_MD_meth_set_app_datasize(EVP_MD *md, int datasize);
85 int EVP_MD_meth_set_flags(EVP_MD *md, unsigned long flags);
86 int EVP_MD_meth_set_init(EVP_MD *md, int (*init)(EVP_MD_CTX *ctx));
87 int EVP_MD_meth_set_update(EVP_MD *md, int (*update)(EVP_MD_CTX *ctx,
88 const void *data,
89 size_t count));
90 int EVP_MD_meth_set_final(EVP_MD *md, int (*final)(EVP_MD_CTX *ctx,
91 unsigned char *md));
92 int EVP_MD_meth_set_copy(EVP_MD *md, int (*copy)(EVP_MD_CTX *to,
93 const EVP_MD_CTX *from));
94 int EVP_MD_meth_set_cleanup(EVP_MD *md, int (*cleanup)(EVP_MD_CTX *ctx));
95 int EVP_MD_meth_set_ctrl(EVP_MD *md, int (*ctrl)(EVP_MD_CTX *ctx, int cmd,
96 int p1, void *p2));
97
98 int EVP_MD_meth_get_input_blocksize(const EVP_MD *md);
99 int EVP_MD_meth_get_result_size(const EVP_MD *md);
100 int EVP_MD_meth_get_app_datasize(const EVP_MD *md);
101 unsigned long EVP_MD_meth_get_flags(const EVP_MD *md);
102 int (*EVP_MD_meth_get_init(const EVP_MD *md))(EVP_MD_CTX *ctx);
103 int (*EVP_MD_meth_get_update(const EVP_MD *md))(EVP_MD_CTX *ctx,
104 const void *data,
105 size_t count);
106 int (*EVP_MD_meth_get_final(const EVP_MD *md))(EVP_MD_CTX *ctx,
107 unsigned char *md);
108 int (*EVP_MD_meth_get_copy(const EVP_MD *md))(EVP_MD_CTX *to,
109 const EVP_MD_CTX *from);
110 int (*EVP_MD_meth_get_cleanup(const EVP_MD *md))(EVP_MD_CTX *ctx);
111 int (*EVP_MD_meth_get_ctrl(const EVP_MD *md))(EVP_MD_CTX *ctx, int cmd,
112 int p1, void *p2);
113
114 /* digest can only handle a single block */
115 # define EVP_MD_FLAG_ONESHOT 0x0001
116
117 /* digest is extensible-output function, XOF */
118 # define EVP_MD_FLAG_XOF 0x0002
119
120 /* DigestAlgorithmIdentifier flags... */
121
122 # define EVP_MD_FLAG_DIGALGID_MASK 0x0018
123
124 /* NULL or absent parameter accepted. Use NULL */
125
126 # define EVP_MD_FLAG_DIGALGID_NULL 0x0000
127
128 /* NULL or absent parameter accepted. Use NULL for PKCS#1 otherwise absent */
129
130 # define EVP_MD_FLAG_DIGALGID_ABSENT 0x0008
131
132 /* Custom handling via ctrl */
133
134 # define EVP_MD_FLAG_DIGALGID_CUSTOM 0x0018
135
136 /* Note if suitable for use in FIPS mode */
137 # define EVP_MD_FLAG_FIPS 0x0400
138
139 /* Digest ctrls */
140
141 # define EVP_MD_CTRL_DIGALGID 0x1
142 # define EVP_MD_CTRL_MICALG 0x2
143 # define EVP_MD_CTRL_XOF_LEN 0x3
144
145 /* Minimum Algorithm specific ctrl value */
146
147 # define EVP_MD_CTRL_ALG_CTRL 0x1000
148
149 # endif /* !EVP_MD */
150
151 /* values for EVP_MD_CTX flags */
152
153 # define EVP_MD_CTX_FLAG_ONESHOT 0x0001/* digest update will be
154 * called once only */
155 # define EVP_MD_CTX_FLAG_CLEANED 0x0002/* context has already been
156 * cleaned */
157 # define EVP_MD_CTX_FLAG_REUSE 0x0004/* Don't free up ctx->md_data
158 * in EVP_MD_CTX_reset */
159 /*
160 * FIPS and pad options are ignored in 1.0.0, definitions are here so we
161 * don't accidentally reuse the values for other purposes.
162 */
163
164 # define EVP_MD_CTX_FLAG_NON_FIPS_ALLOW 0x0008/* Allow use of non FIPS
165 * digest in FIPS mode */
166
167 /*
168 * The following PAD options are also currently ignored in 1.0.0, digest
169 * parameters are handled through EVP_DigestSign*() and EVP_DigestVerify*()
170 * instead.
171 */
172 # define EVP_MD_CTX_FLAG_PAD_MASK 0xF0/* RSA mode to use */
173 # define EVP_MD_CTX_FLAG_PAD_PKCS1 0x00/* PKCS#1 v1.5 mode */
174 # define EVP_MD_CTX_FLAG_PAD_X931 0x10/* X9.31 mode */
175 # define EVP_MD_CTX_FLAG_PAD_PSS 0x20/* PSS mode */
176
177 # define EVP_MD_CTX_FLAG_NO_INIT 0x0100/* Don't initialize md_data */
178 /*
179 * Some functions such as EVP_DigestSign only finalise copies of internal
180 * contexts so additional data can be included after the finalisation call.
181 * This is inefficient if this functionality is not required: it is disabled
182 * if the following flag is set.
183 */
184 # define EVP_MD_CTX_FLAG_FINALISE 0x0200
185 /* NOTE: 0x0400 is reserved for internal usage in evp_int.h */
186
187 EVP_CIPHER *EVP_CIPHER_meth_new(int cipher_type, int block_size, int key_len);
188 EVP_CIPHER *EVP_CIPHER_meth_dup(const EVP_CIPHER *cipher);
189 void EVP_CIPHER_meth_free(EVP_CIPHER *cipher);
190
191 int EVP_CIPHER_meth_set_iv_length(EVP_CIPHER *cipher, int iv_len);
192 int EVP_CIPHER_meth_set_flags(EVP_CIPHER *cipher, unsigned long flags);
193 int EVP_CIPHER_meth_set_impl_ctx_size(EVP_CIPHER *cipher, int ctx_size);
194 int EVP_CIPHER_meth_set_init(EVP_CIPHER *cipher,
195 int (*init) (EVP_CIPHER_CTX *ctx,
196 const unsigned char *key,
197 const unsigned char *iv,
198 int enc));
199 int EVP_CIPHER_meth_set_do_cipher(EVP_CIPHER *cipher,
200 int (*do_cipher) (EVP_CIPHER_CTX *ctx,
201 unsigned char *out,
202 const unsigned char *in,
203 size_t inl));
204 int EVP_CIPHER_meth_set_cleanup(EVP_CIPHER *cipher,
205 int (*cleanup) (EVP_CIPHER_CTX *));
206 int EVP_CIPHER_meth_set_set_asn1_params(EVP_CIPHER *cipher,
207 int (*set_asn1_parameters) (EVP_CIPHER_CTX *,
208 ASN1_TYPE *));
209 int EVP_CIPHER_meth_set_get_asn1_params(EVP_CIPHER *cipher,
210 int (*get_asn1_parameters) (EVP_CIPHER_CTX *,
211 ASN1_TYPE *));
212 int EVP_CIPHER_meth_set_ctrl(EVP_CIPHER *cipher,
213 int (*ctrl) (EVP_CIPHER_CTX *, int type,
214 int arg, void *ptr));
215
216 int (*EVP_CIPHER_meth_get_init(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *ctx,
217 const unsigned char *key,
218 const unsigned char *iv,
219 int enc);
220 int (*EVP_CIPHER_meth_get_do_cipher(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *ctx,
221 unsigned char *out,
222 const unsigned char *in,
223 size_t inl);
224 int (*EVP_CIPHER_meth_get_cleanup(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *);
225 int (*EVP_CIPHER_meth_get_set_asn1_params(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *,
226 ASN1_TYPE *);
227 int (*EVP_CIPHER_meth_get_get_asn1_params(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *,
228 ASN1_TYPE *);
229 int (*EVP_CIPHER_meth_get_ctrl(const EVP_CIPHER *cipher))(EVP_CIPHER_CTX *,
230 int type, int arg,
231 void *ptr);
232
233 /* Values for cipher flags */
234
235 /* Modes for ciphers */
236
237 # define EVP_CIPH_STREAM_CIPHER 0x0
238 # define EVP_CIPH_ECB_MODE 0x1
239 # define EVP_CIPH_CBC_MODE 0x2
240 # define EVP_CIPH_CFB_MODE 0x3
241 # define EVP_CIPH_OFB_MODE 0x4
242 # define EVP_CIPH_CTR_MODE 0x5
243 # define EVP_CIPH_GCM_MODE 0x6
244 # define EVP_CIPH_CCM_MODE 0x7
245 # define EVP_CIPH_XTS_MODE 0x10001
246 # define EVP_CIPH_WRAP_MODE 0x10002
247 # define EVP_CIPH_OCB_MODE 0x10003
248 # define EVP_CIPH_MODE 0xF0007
249 /* Set if variable length cipher */
250 # define EVP_CIPH_VARIABLE_LENGTH 0x8
251 /* Set if the iv handling should be done by the cipher itself */
252 # define EVP_CIPH_CUSTOM_IV 0x10
253 /* Set if the cipher's init() function should be called if key is NULL */
254 # define EVP_CIPH_ALWAYS_CALL_INIT 0x20
255 /* Call ctrl() to init cipher parameters */
256 # define EVP_CIPH_CTRL_INIT 0x40
257 /* Don't use standard key length function */
258 # define EVP_CIPH_CUSTOM_KEY_LENGTH 0x80
259 /* Don't use standard block padding */
260 # define EVP_CIPH_NO_PADDING 0x100
261 /* cipher handles random key generation */
262 # define EVP_CIPH_RAND_KEY 0x200
263 /* cipher has its own additional copying logic */
264 # define EVP_CIPH_CUSTOM_COPY 0x400
265 /* Allow use default ASN1 get/set iv */
266 # define EVP_CIPH_FLAG_DEFAULT_ASN1 0x1000
267 /* Buffer length in bits not bytes: CFB1 mode only */
268 # define EVP_CIPH_FLAG_LENGTH_BITS 0x2000
269 /* Note if suitable for use in FIPS mode */
270 # define EVP_CIPH_FLAG_FIPS 0x4000
271 /* Allow non FIPS cipher in FIPS mode */
272 # define EVP_CIPH_FLAG_NON_FIPS_ALLOW 0x8000
273 /*
274 * Cipher handles any and all padding logic as well as finalisation.
275 */
276 # define EVP_CIPH_FLAG_CUSTOM_CIPHER 0x100000
277 # define EVP_CIPH_FLAG_AEAD_CIPHER 0x200000
278 # define EVP_CIPH_FLAG_TLS1_1_MULTIBLOCK 0x400000
279 /* Cipher can handle pipeline operations */
280 # define EVP_CIPH_FLAG_PIPELINE 0X800000
281
282 /*
283 * Cipher context flag to indicate we can handle wrap mode: if allowed in
284 * older applications it could overflow buffers.
285 */
286
287 # define EVP_CIPHER_CTX_FLAG_WRAP_ALLOW 0x1
288
289 /* ctrl() values */
290
291 # define EVP_CTRL_INIT 0x0
292 # define EVP_CTRL_SET_KEY_LENGTH 0x1
293 # define EVP_CTRL_GET_RC2_KEY_BITS 0x2
294 # define EVP_CTRL_SET_RC2_KEY_BITS 0x3
295 # define EVP_CTRL_GET_RC5_ROUNDS 0x4
296 # define EVP_CTRL_SET_RC5_ROUNDS 0x5
297 # define EVP_CTRL_RAND_KEY 0x6
298 # define EVP_CTRL_PBE_PRF_NID 0x7
299 # define EVP_CTRL_COPY 0x8
300 # define EVP_CTRL_AEAD_SET_IVLEN 0x9
301 # define EVP_CTRL_AEAD_GET_TAG 0x10
302 # define EVP_CTRL_AEAD_SET_TAG 0x11
303 # define EVP_CTRL_AEAD_SET_IV_FIXED 0x12
304 # define EVP_CTRL_GCM_SET_IVLEN EVP_CTRL_AEAD_SET_IVLEN
305 # define EVP_CTRL_GCM_GET_TAG EVP_CTRL_AEAD_GET_TAG
306 # define EVP_CTRL_GCM_SET_TAG EVP_CTRL_AEAD_SET_TAG
307 # define EVP_CTRL_GCM_SET_IV_FIXED EVP_CTRL_AEAD_SET_IV_FIXED
308 # define EVP_CTRL_GCM_IV_GEN 0x13
309 # define EVP_CTRL_CCM_SET_IVLEN EVP_CTRL_AEAD_SET_IVLEN
310 # define EVP_CTRL_CCM_GET_TAG EVP_CTRL_AEAD_GET_TAG
311 # define EVP_CTRL_CCM_SET_TAG EVP_CTRL_AEAD_SET_TAG
312 # define EVP_CTRL_CCM_SET_IV_FIXED EVP_CTRL_AEAD_SET_IV_FIXED
313 # define EVP_CTRL_CCM_SET_L 0x14
314 # define EVP_CTRL_CCM_SET_MSGLEN 0x15
315 /*
316 * AEAD cipher deduces payload length and returns number of bytes required to
317 * store MAC and eventual padding. Subsequent call to EVP_Cipher even
318 * appends/verifies MAC.
319 */
320 # define EVP_CTRL_AEAD_TLS1_AAD 0x16
321 /* Used by composite AEAD ciphers, no-op in GCM, CCM... */
322 # define EVP_CTRL_AEAD_SET_MAC_KEY 0x17
323 /* Set the GCM invocation field, decrypt only */
324 # define EVP_CTRL_GCM_SET_IV_INV 0x18
325
326 # define EVP_CTRL_TLS1_1_MULTIBLOCK_AAD 0x19
327 # define EVP_CTRL_TLS1_1_MULTIBLOCK_ENCRYPT 0x1a
328 # define EVP_CTRL_TLS1_1_MULTIBLOCK_DECRYPT 0x1b
329 # define EVP_CTRL_TLS1_1_MULTIBLOCK_MAX_BUFSIZE 0x1c
330
331 # define EVP_CTRL_SSL3_MASTER_SECRET 0x1d
332
333 /* EVP_CTRL_SET_SBOX takes the char * specifying S-boxes */
334 # define EVP_CTRL_SET_SBOX 0x1e
335 /*
336 * EVP_CTRL_SBOX_USED takes a 'size_t' and 'char *', pointing at a
337 * pre-allocated buffer with specified size
338 */
339 # define EVP_CTRL_SBOX_USED 0x1f
340 /* EVP_CTRL_KEY_MESH takes 'size_t' number of bytes to mesh the key after,
341 * 0 switches meshing off
342 */
343 # define EVP_CTRL_KEY_MESH 0x20
344 /* EVP_CTRL_BLOCK_PADDING_MODE takes the padding mode */
345 # define EVP_CTRL_BLOCK_PADDING_MODE 0x21
346
347 /* Set the output buffers to use for a pipelined operation */
348 # define EVP_CTRL_SET_PIPELINE_OUTPUT_BUFS 0x22
349 /* Set the input buffers to use for a pipelined operation */
350 # define EVP_CTRL_SET_PIPELINE_INPUT_BUFS 0x23
351 /* Set the input buffer lengths to use for a pipelined operation */
352 # define EVP_CTRL_SET_PIPELINE_INPUT_LENS 0x24
353
354 /* Padding modes */
355 #define EVP_PADDING_PKCS7 1
356 #define EVP_PADDING_ISO7816_4 2
357 #define EVP_PADDING_ANSI923 3
358 #define EVP_PADDING_ISO10126 4
359 #define EVP_PADDING_ZERO 5
360
361 /* RFC 5246 defines additional data to be 13 bytes in length */
362 # define EVP_AEAD_TLS1_AAD_LEN 13
363
364 typedef struct {
365 unsigned char *out;
366 const unsigned char *inp;
367 size_t len;
368 unsigned int interleave;
369 } EVP_CTRL_TLS1_1_MULTIBLOCK_PARAM;
370
371 /* GCM TLS constants */
372 /* Length of fixed part of IV derived from PRF */
373 # define EVP_GCM_TLS_FIXED_IV_LEN 4
374 /* Length of explicit part of IV part of TLS records */
375 # define EVP_GCM_TLS_EXPLICIT_IV_LEN 8
376 /* Length of tag for TLS */
377 # define EVP_GCM_TLS_TAG_LEN 16
378
379 /* CCM TLS constants */
380 /* Length of fixed part of IV derived from PRF */
381 # define EVP_CCM_TLS_FIXED_IV_LEN 4
382 /* Length of explicit part of IV part of TLS records */
383 # define EVP_CCM_TLS_EXPLICIT_IV_LEN 8
384 /* Total length of CCM IV length for TLS */
385 # define EVP_CCM_TLS_IV_LEN 12
386 /* Length of tag for TLS */
387 # define EVP_CCM_TLS_TAG_LEN 16
388 /* Length of CCM8 tag for TLS */
389 # define EVP_CCM8_TLS_TAG_LEN 8
390
391 /* Length of tag for TLS */
392 # define EVP_CHACHAPOLY_TLS_TAG_LEN 16
393
394 typedef struct evp_cipher_info_st {
395 const EVP_CIPHER *cipher;
396 unsigned char iv[EVP_MAX_IV_LENGTH];
397 } EVP_CIPHER_INFO;
398
399
400 /* Password based encryption function */
401 typedef int (EVP_PBE_KEYGEN) (EVP_CIPHER_CTX *ctx, const char *pass,
402 int passlen, ASN1_TYPE *param,
403 const EVP_CIPHER *cipher, const EVP_MD *md,
404 int en_de);
405
406 # ifndef OPENSSL_NO_RSA
407 # define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
408 (char *)(rsa))
409 # endif
410
411 # ifndef OPENSSL_NO_DSA
412 # define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
413 (char *)(dsa))
414 # endif
415
416 # ifndef OPENSSL_NO_DH
417 # define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,\
418 (char *)(dh))
419 # endif
420
421 # ifndef OPENSSL_NO_EC
422 # define EVP_PKEY_assign_EC_KEY(pkey,eckey) EVP_PKEY_assign((pkey),EVP_PKEY_EC,\
423 (char *)(eckey))
424 # endif
425 # ifndef OPENSSL_NO_SIPHASH
426 # define EVP_PKEY_assign_SIPHASH(pkey,shkey) EVP_PKEY_assign((pkey),EVP_PKEY_SIPHASH,\
427 (char *)(shkey))
428 # endif
429
430 # ifndef OPENSSL_NO_POLY1305
431 # define EVP_PKEY_assign_POLY1305(pkey,polykey) EVP_PKEY_assign((pkey),EVP_PKEY_POLY1305,\
432 (char *)(polykey))
433 # endif
434
435 /* Add some extra combinations */
436 # define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
437 # define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
438 # define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
439 # define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
440
441 int EVP_MD_type(const EVP_MD *md);
442 # define EVP_MD_nid(e) EVP_MD_type(e)
443 # define EVP_MD_name(e) OBJ_nid2sn(EVP_MD_nid(e))
444 int EVP_MD_pkey_type(const EVP_MD *md);
445 int EVP_MD_size(const EVP_MD *md);
446 int EVP_MD_block_size(const EVP_MD *md);
447 unsigned long EVP_MD_flags(const EVP_MD *md);
448
449 const EVP_MD *EVP_MD_CTX_md(const EVP_MD_CTX *ctx);
450 int (*EVP_MD_CTX_update_fn(EVP_MD_CTX *ctx))(EVP_MD_CTX *ctx,
451 const void *data, size_t count);
452 void EVP_MD_CTX_set_update_fn(EVP_MD_CTX *ctx,
453 int (*update) (EVP_MD_CTX *ctx,
454 const void *data, size_t count));
455 # define EVP_MD_CTX_size(e) EVP_MD_size(EVP_MD_CTX_md(e))
456 # define EVP_MD_CTX_block_size(e) EVP_MD_block_size(EVP_MD_CTX_md(e))
457 # define EVP_MD_CTX_type(e) EVP_MD_type(EVP_MD_CTX_md(e))
458 EVP_PKEY_CTX *EVP_MD_CTX_pkey_ctx(const EVP_MD_CTX *ctx);
459 void EVP_MD_CTX_set_pkey_ctx(EVP_MD_CTX *ctx, EVP_PKEY_CTX *pctx);
460 void *EVP_MD_CTX_md_data(const EVP_MD_CTX *ctx);
461
462 int EVP_CIPHER_nid(const EVP_CIPHER *cipher);
463 # define EVP_CIPHER_name(e) OBJ_nid2sn(EVP_CIPHER_nid(e))
464 int EVP_CIPHER_block_size(const EVP_CIPHER *cipher);
465 int EVP_CIPHER_impl_ctx_size(const EVP_CIPHER *cipher);
466 int EVP_CIPHER_key_length(const EVP_CIPHER *cipher);
467 int EVP_CIPHER_iv_length(const EVP_CIPHER *cipher);
468 unsigned long EVP_CIPHER_flags(const EVP_CIPHER *cipher);
469 # define EVP_CIPHER_mode(e) (EVP_CIPHER_flags(e) & EVP_CIPH_MODE)
470
471 const EVP_CIPHER *EVP_CIPHER_CTX_cipher(const EVP_CIPHER_CTX *ctx);
472 int EVP_CIPHER_CTX_encrypting(const EVP_CIPHER_CTX *ctx);
473 int EVP_CIPHER_CTX_nid(const EVP_CIPHER_CTX *ctx);
474 int EVP_CIPHER_CTX_block_size(const EVP_CIPHER_CTX *ctx);
475 int EVP_CIPHER_CTX_key_length(const EVP_CIPHER_CTX *ctx);
476 int EVP_CIPHER_CTX_iv_length(const EVP_CIPHER_CTX *ctx);
477 const unsigned char *EVP_CIPHER_CTX_iv(const EVP_CIPHER_CTX *ctx);
478 const unsigned char *EVP_CIPHER_CTX_original_iv(const EVP_CIPHER_CTX *ctx);
479 unsigned char *EVP_CIPHER_CTX_iv_noconst(EVP_CIPHER_CTX *ctx);
480 unsigned char *EVP_CIPHER_CTX_buf_noconst(EVP_CIPHER_CTX *ctx);
481 int EVP_CIPHER_CTX_num(const EVP_CIPHER_CTX *ctx);
482 void EVP_CIPHER_CTX_set_num(EVP_CIPHER_CTX *ctx, int num);
483 int EVP_CIPHER_CTX_copy(EVP_CIPHER_CTX *out, const EVP_CIPHER_CTX *in);
484 void *EVP_CIPHER_CTX_get_app_data(const EVP_CIPHER_CTX *ctx);
485 void EVP_CIPHER_CTX_set_app_data(EVP_CIPHER_CTX *ctx, void *data);
486 void *EVP_CIPHER_CTX_get_cipher_data(const EVP_CIPHER_CTX *ctx);
487 void *EVP_CIPHER_CTX_set_cipher_data(EVP_CIPHER_CTX *ctx, void *cipher_data);
488 # define EVP_CIPHER_CTX_type(c) EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c))
489 # if OPENSSL_API_COMPAT < 0x10100000L
490 # define EVP_CIPHER_CTX_flags(c) EVP_CIPHER_flags(EVP_CIPHER_CTX_cipher(c))
491 # endif
492 # define EVP_CIPHER_CTX_mode(c) EVP_CIPHER_mode(EVP_CIPHER_CTX_cipher(c))
493
494 # define EVP_ENCODE_LENGTH(l) ((((l)+2)/3*4)+((l)/48+1)*2+80)
495 # define EVP_DECODE_LENGTH(l) (((l)+3)/4*3+80)
496
497 # define EVP_SignInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
498 # define EVP_SignInit(a,b) EVP_DigestInit(a,b)
499 # define EVP_SignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
500 # define EVP_VerifyInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
501 # define EVP_VerifyInit(a,b) EVP_DigestInit(a,b)
502 # define EVP_VerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
503 # define EVP_OpenUpdate(a,b,c,d,e) EVP_DecryptUpdate(a,b,c,d,e)
504 # define EVP_SealUpdate(a,b,c,d,e) EVP_EncryptUpdate(a,b,c,d,e)
505 # define EVP_DigestSignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
506 # define EVP_DigestVerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
507
508 # ifdef CONST_STRICT
509 void BIO_set_md(BIO *, const EVP_MD *md);
510 # else
511 # define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,0,(char *)(md))
512 # endif
513 # define BIO_get_md(b,mdp) BIO_ctrl(b,BIO_C_GET_MD,0,(char *)(mdp))
514 # define BIO_get_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_GET_MD_CTX,0, \
515 (char *)(mdcp))
516 # define BIO_set_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_SET_MD_CTX,0, \
517 (char *)(mdcp))
518 # define BIO_get_cipher_status(b) BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
519 # define BIO_get_cipher_ctx(b,c_pp) BIO_ctrl(b,BIO_C_GET_CIPHER_CTX,0, \
520 (char *)(c_pp))
521
522 /*__owur*/ int EVP_Cipher(EVP_CIPHER_CTX *c,
523 unsigned char *out,
524 const unsigned char *in, unsigned int inl);
525
526 # define EVP_add_cipher_alias(n,alias) \
527 OBJ_NAME_add((alias),OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS,(n))
528 # define EVP_add_digest_alias(n,alias) \
529 OBJ_NAME_add((alias),OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,(n))
530 # define EVP_delete_cipher_alias(alias) \
531 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS);
532 # define EVP_delete_digest_alias(alias) \
533 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS);
534
535 int EVP_MD_CTX_ctrl(EVP_MD_CTX *ctx, int cmd, int p1, void *p2);
536 EVP_MD_CTX *EVP_MD_CTX_new(void);
537 int EVP_MD_CTX_reset(EVP_MD_CTX *ctx);
538 void EVP_MD_CTX_free(EVP_MD_CTX *ctx);
539 # define EVP_MD_CTX_create() EVP_MD_CTX_new()
540 # define EVP_MD_CTX_init(ctx) EVP_MD_CTX_reset((ctx))
541 # define EVP_MD_CTX_destroy(ctx) EVP_MD_CTX_free((ctx))
542 __owur int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out, const EVP_MD_CTX *in);
543 void EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags);
544 void EVP_MD_CTX_clear_flags(EVP_MD_CTX *ctx, int flags);
545 int EVP_MD_CTX_test_flags(const EVP_MD_CTX *ctx, int flags);
546 __owur int EVP_DigestInit_ex(EVP_MD_CTX *ctx, const EVP_MD *type,
547 ENGINE *impl);
548 __owur int EVP_DigestUpdate(EVP_MD_CTX *ctx, const void *d,
549 size_t cnt);
550 __owur int EVP_DigestFinal_ex(EVP_MD_CTX *ctx, unsigned char *md,
551 unsigned int *s);
552 __owur int EVP_Digest(const void *data, size_t count,
553 unsigned char *md, unsigned int *size,
554 const EVP_MD *type, ENGINE *impl);
555
556 __owur int EVP_MD_CTX_copy(EVP_MD_CTX *out, const EVP_MD_CTX *in);
557 __owur int EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
558 __owur int EVP_DigestFinal(EVP_MD_CTX *ctx, unsigned char *md,
559 unsigned int *s);
560 __owur int EVP_DigestFinalXOF(EVP_MD_CTX *ctx, unsigned char *md,
561 size_t len);
562
563 int EVP_read_pw_string(char *buf, int length, const char *prompt, int verify);
564 int EVP_read_pw_string_min(char *buf, int minlen, int maxlen,
565 const char *prompt, int verify);
566 void EVP_set_pw_prompt(const char *prompt);
567 char *EVP_get_pw_prompt(void);
568
569 __owur int EVP_BytesToKey(const EVP_CIPHER *type, const EVP_MD *md,
570 const unsigned char *salt,
571 const unsigned char *data, int datal, int count,
572 unsigned char *key, unsigned char *iv);
573
574 void EVP_CIPHER_CTX_set_flags(EVP_CIPHER_CTX *ctx, int flags);
575 void EVP_CIPHER_CTX_clear_flags(EVP_CIPHER_CTX *ctx, int flags);
576 int EVP_CIPHER_CTX_test_flags(const EVP_CIPHER_CTX *ctx, int flags);
577
578 __owur int EVP_EncryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
579 const unsigned char *key, const unsigned char *iv);
580 /*__owur*/ int EVP_EncryptInit_ex(EVP_CIPHER_CTX *ctx,
581 const EVP_CIPHER *cipher, ENGINE *impl,
582 const unsigned char *key,
583 const unsigned char *iv);
584 /*__owur*/ int EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
585 int *outl, const unsigned char *in, int inl);
586 /*__owur*/ int EVP_EncryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out,
587 int *outl);
588 /*__owur*/ int EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out,
589 int *outl);
590
591 __owur int EVP_DecryptInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
592 const unsigned char *key, const unsigned char *iv);
593 /*__owur*/ int EVP_DecryptInit_ex(EVP_CIPHER_CTX *ctx,
594 const EVP_CIPHER *cipher, ENGINE *impl,
595 const unsigned char *key,
596 const unsigned char *iv);
597 /*__owur*/ int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
598 int *outl, const unsigned char *in, int inl);
599 __owur int EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm,
600 int *outl);
601 /*__owur*/ int EVP_DecryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm,
602 int *outl);
603
604 __owur int EVP_CipherInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
605 const unsigned char *key, const unsigned char *iv,
606 int enc);
607 /*__owur*/ int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx,
608 const EVP_CIPHER *cipher, ENGINE *impl,
609 const unsigned char *key,
610 const unsigned char *iv, int enc);
611 __owur int EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
612 int *outl, const unsigned char *in, int inl);
613 __owur int EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm,
614 int *outl);
615 __owur int EVP_CipherFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm,
616 int *outl);
617
618 __owur int EVP_SignFinal(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *s,
619 EVP_PKEY *pkey);
620
621 __owur int EVP_DigestSign(EVP_MD_CTX *ctx, unsigned char *sigret,
622 size_t *siglen, const unsigned char *tbs,
623 size_t tbslen);
624
625 __owur int EVP_VerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sigbuf,
626 unsigned int siglen, EVP_PKEY *pkey);
627
628 __owur int EVP_DigestVerify(EVP_MD_CTX *ctx, const unsigned char *sigret,
629 size_t siglen, const unsigned char *tbs,
630 size_t tbslen);
631
632 /*__owur*/ int EVP_DigestSignInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
633 const EVP_MD *type, ENGINE *e,
634 EVP_PKEY *pkey);
635 __owur int EVP_DigestSignFinal(EVP_MD_CTX *ctx, unsigned char *sigret,
636 size_t *siglen);
637
638 __owur int EVP_DigestVerifyInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
639 const EVP_MD *type, ENGINE *e,
640 EVP_PKEY *pkey);
641 __owur int EVP_DigestVerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sig,
642 size_t siglen);
643
644 # ifndef OPENSSL_NO_RSA
645 __owur int EVP_OpenInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
646 const unsigned char *ek, int ekl,
647 const unsigned char *iv, EVP_PKEY *priv);
648 __owur int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
649
650 __owur int EVP_SealInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
651 unsigned char **ek, int *ekl, unsigned char *iv,
652 EVP_PKEY **pubk, int npubk);
653 __owur int EVP_SealFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
654 # endif
655
656 EVP_ENCODE_CTX *EVP_ENCODE_CTX_new(void);
657 void EVP_ENCODE_CTX_free(EVP_ENCODE_CTX *ctx);
658 int EVP_ENCODE_CTX_copy(EVP_ENCODE_CTX *dctx, EVP_ENCODE_CTX *sctx);
659 int EVP_ENCODE_CTX_num(EVP_ENCODE_CTX *ctx);
660 void EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
661 int EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
662 const unsigned char *in, int inl);
663 void EVP_EncodeFinal(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl);
664 int EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int n);
665
666 void EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
667 int EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl,
668 const unsigned char *in, int inl);
669 int EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned
670 char *out, int *outl);
671 int EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n);
672
673 # if OPENSSL_API_COMPAT < 0x10100000L
674 # define EVP_CIPHER_CTX_init(c) EVP_CIPHER_CTX_reset(c)
675 # define EVP_CIPHER_CTX_cleanup(c) EVP_CIPHER_CTX_reset(c)
676 # endif
677 EVP_CIPHER_CTX *EVP_CIPHER_CTX_new(void);
678 int EVP_CIPHER_CTX_reset(EVP_CIPHER_CTX *c);
679 void EVP_CIPHER_CTX_free(EVP_CIPHER_CTX *c);
680 int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *x, int keylen);
681 int EVP_CIPHER_CTX_set_padding(EVP_CIPHER_CTX *c, int pad);
682 int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr);
683 int EVP_CIPHER_CTX_rand_key(EVP_CIPHER_CTX *ctx, unsigned char *key);
684
685 const BIO_METHOD *BIO_f_md(void);
686 const BIO_METHOD *BIO_f_base64(void);
687 const BIO_METHOD *BIO_f_cipher(void);
688 const BIO_METHOD *BIO_f_reliable(void);
689 __owur int BIO_set_cipher(BIO *b, const EVP_CIPHER *c, const unsigned char *k,
690 const unsigned char *i, int enc);
691
692 const EVP_MD *EVP_md_null(void);
693 # ifndef OPENSSL_NO_MD2
694 const EVP_MD *EVP_md2(void);
695 # endif
696 # ifndef OPENSSL_NO_MD4
697 const EVP_MD *EVP_md4(void);
698 # endif
699 # ifndef OPENSSL_NO_MD5
700 const EVP_MD *EVP_md5(void);
701 const EVP_MD *EVP_md5_sha1(void);
702 # endif
703 # ifndef OPENSSL_NO_BLAKE2
704 const EVP_MD *EVP_blake2b512(void);
705 const EVP_MD *EVP_blake2s256(void);
706 # endif
707 const EVP_MD *EVP_sha1(void);
708 const EVP_MD *EVP_sha224(void);
709 const EVP_MD *EVP_sha256(void);
710 const EVP_MD *EVP_sha384(void);
711 const EVP_MD *EVP_sha512(void);
712 const EVP_MD *EVP_sha512_224(void);
713 const EVP_MD *EVP_sha512_256(void);
714 const EVP_MD *EVP_sha3_224(void);
715 const EVP_MD *EVP_sha3_256(void);
716 const EVP_MD *EVP_sha3_384(void);
717 const EVP_MD *EVP_sha3_512(void);
718 const EVP_MD *EVP_shake128(void);
719 const EVP_MD *EVP_shake256(void);
720 # ifndef OPENSSL_NO_MDC2
721 const EVP_MD *EVP_mdc2(void);
722 # endif
723 # ifndef OPENSSL_NO_RMD160
724 const EVP_MD *EVP_ripemd160(void);
725 # endif
726 # ifndef OPENSSL_NO_WHIRLPOOL
727 const EVP_MD *EVP_whirlpool(void);
728 # endif
729 # ifndef OPENSSL_NO_SM3
730 const EVP_MD *EVP_sm3(void);
731 # endif
732 const EVP_CIPHER *EVP_enc_null(void); /* does nothing :-) */
733 # ifndef OPENSSL_NO_DES
734 const EVP_CIPHER *EVP_des_ecb(void);
735 const EVP_CIPHER *EVP_des_ede(void);
736 const EVP_CIPHER *EVP_des_ede3(void);
737 const EVP_CIPHER *EVP_des_ede_ecb(void);
738 const EVP_CIPHER *EVP_des_ede3_ecb(void);
739 const EVP_CIPHER *EVP_des_cfb64(void);
740 # define EVP_des_cfb EVP_des_cfb64
741 const EVP_CIPHER *EVP_des_cfb1(void);
742 const EVP_CIPHER *EVP_des_cfb8(void);
743 const EVP_CIPHER *EVP_des_ede_cfb64(void);
744 # define EVP_des_ede_cfb EVP_des_ede_cfb64
745 const EVP_CIPHER *EVP_des_ede3_cfb64(void);
746 # define EVP_des_ede3_cfb EVP_des_ede3_cfb64
747 const EVP_CIPHER *EVP_des_ede3_cfb1(void);
748 const EVP_CIPHER *EVP_des_ede3_cfb8(void);
749 const EVP_CIPHER *EVP_des_ofb(void);
750 const EVP_CIPHER *EVP_des_ede_ofb(void);
751 const EVP_CIPHER *EVP_des_ede3_ofb(void);
752 const EVP_CIPHER *EVP_des_cbc(void);
753 const EVP_CIPHER *EVP_des_ede_cbc(void);
754 const EVP_CIPHER *EVP_des_ede3_cbc(void);
755 const EVP_CIPHER *EVP_desx_cbc(void);
756 const EVP_CIPHER *EVP_des_ede3_wrap(void);
757 /*
758 * This should now be supported through the dev_crypto ENGINE. But also, why
759 * are rc4 and md5 declarations made here inside a "NO_DES" precompiler
760 * branch?
761 */
762 # endif
763 # ifndef OPENSSL_NO_RC4
764 const EVP_CIPHER *EVP_rc4(void);
765 const EVP_CIPHER *EVP_rc4_40(void);
766 # ifndef OPENSSL_NO_MD5
767 const EVP_CIPHER *EVP_rc4_hmac_md5(void);
768 # endif
769 # endif
770 # ifndef OPENSSL_NO_IDEA
771 const EVP_CIPHER *EVP_idea_ecb(void);
772 const EVP_CIPHER *EVP_idea_cfb64(void);
773 # define EVP_idea_cfb EVP_idea_cfb64
774 const EVP_CIPHER *EVP_idea_ofb(void);
775 const EVP_CIPHER *EVP_idea_cbc(void);
776 # endif
777 # ifndef OPENSSL_NO_RC2
778 const EVP_CIPHER *EVP_rc2_ecb(void);
779 const EVP_CIPHER *EVP_rc2_cbc(void);
780 const EVP_CIPHER *EVP_rc2_40_cbc(void);
781 const EVP_CIPHER *EVP_rc2_64_cbc(void);
782 const EVP_CIPHER *EVP_rc2_cfb64(void);
783 # define EVP_rc2_cfb EVP_rc2_cfb64
784 const EVP_CIPHER *EVP_rc2_ofb(void);
785 # endif
786 # ifndef OPENSSL_NO_BF
787 const EVP_CIPHER *EVP_bf_ecb(void);
788 const EVP_CIPHER *EVP_bf_cbc(void);
789 const EVP_CIPHER *EVP_bf_cfb64(void);
790 # define EVP_bf_cfb EVP_bf_cfb64
791 const EVP_CIPHER *EVP_bf_ofb(void);
792 # endif
793 # ifndef OPENSSL_NO_CAST
794 const EVP_CIPHER *EVP_cast5_ecb(void);
795 const EVP_CIPHER *EVP_cast5_cbc(void);
796 const EVP_CIPHER *EVP_cast5_cfb64(void);
797 # define EVP_cast5_cfb EVP_cast5_cfb64
798 const EVP_CIPHER *EVP_cast5_ofb(void);
799 # endif
800 # ifndef OPENSSL_NO_RC5
801 const EVP_CIPHER *EVP_rc5_32_12_16_cbc(void);
802 const EVP_CIPHER *EVP_rc5_32_12_16_ecb(void);
803 const EVP_CIPHER *EVP_rc5_32_12_16_cfb64(void);
804 # define EVP_rc5_32_12_16_cfb EVP_rc5_32_12_16_cfb64
805 const EVP_CIPHER *EVP_rc5_32_12_16_ofb(void);
806 # endif
807 const EVP_CIPHER *EVP_aes_128_ecb(void);
808 const EVP_CIPHER *EVP_aes_128_cbc(void);
809 const EVP_CIPHER *EVP_aes_128_cfb1(void);
810 const EVP_CIPHER *EVP_aes_128_cfb8(void);
811 const EVP_CIPHER *EVP_aes_128_cfb128(void);
812 # define EVP_aes_128_cfb EVP_aes_128_cfb128
813 const EVP_CIPHER *EVP_aes_128_ofb(void);
814 const EVP_CIPHER *EVP_aes_128_ctr(void);
815 const EVP_CIPHER *EVP_aes_128_ccm(void);
816 const EVP_CIPHER *EVP_aes_128_gcm(void);
817 const EVP_CIPHER *EVP_aes_128_xts(void);
818 const EVP_CIPHER *EVP_aes_128_wrap(void);
819 const EVP_CIPHER *EVP_aes_128_wrap_pad(void);
820 # ifndef OPENSSL_NO_OCB
821 const EVP_CIPHER *EVP_aes_128_ocb(void);
822 # endif
823 const EVP_CIPHER *EVP_aes_192_ecb(void);
824 const EVP_CIPHER *EVP_aes_192_cbc(void);
825 const EVP_CIPHER *EVP_aes_192_cfb1(void);
826 const EVP_CIPHER *EVP_aes_192_cfb8(void);
827 const EVP_CIPHER *EVP_aes_192_cfb128(void);
828 # define EVP_aes_192_cfb EVP_aes_192_cfb128
829 const EVP_CIPHER *EVP_aes_192_ofb(void);
830 const EVP_CIPHER *EVP_aes_192_ctr(void);
831 const EVP_CIPHER *EVP_aes_192_ccm(void);
832 const EVP_CIPHER *EVP_aes_192_gcm(void);
833 const EVP_CIPHER *EVP_aes_192_wrap(void);
834 const EVP_CIPHER *EVP_aes_192_wrap_pad(void);
835 # ifndef OPENSSL_NO_OCB
836 const EVP_CIPHER *EVP_aes_192_ocb(void);
837 # endif
838 const EVP_CIPHER *EVP_aes_256_ecb(void);
839 const EVP_CIPHER *EVP_aes_256_cbc(void);
840 const EVP_CIPHER *EVP_aes_256_cfb1(void);
841 const EVP_CIPHER *EVP_aes_256_cfb8(void);
842 const EVP_CIPHER *EVP_aes_256_cfb128(void);
843 # define EVP_aes_256_cfb EVP_aes_256_cfb128
844 const EVP_CIPHER *EVP_aes_256_ofb(void);
845 const EVP_CIPHER *EVP_aes_256_ctr(void);
846 const EVP_CIPHER *EVP_aes_256_ccm(void);
847 const EVP_CIPHER *EVP_aes_256_gcm(void);
848 const EVP_CIPHER *EVP_aes_256_xts(void);
849 const EVP_CIPHER *EVP_aes_256_wrap(void);
850 const EVP_CIPHER *EVP_aes_256_wrap_pad(void);
851 # ifndef OPENSSL_NO_OCB
852 const EVP_CIPHER *EVP_aes_256_ocb(void);
853 # endif
854 const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha1(void);
855 const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha1(void);
856 const EVP_CIPHER *EVP_aes_128_cbc_hmac_sha256(void);
857 const EVP_CIPHER *EVP_aes_256_cbc_hmac_sha256(void);
858 # ifndef OPENSSL_NO_ARIA
859 const EVP_CIPHER *EVP_aria_128_ecb(void);
860 const EVP_CIPHER *EVP_aria_128_cbc(void);
861 const EVP_CIPHER *EVP_aria_128_cfb1(void);
862 const EVP_CIPHER *EVP_aria_128_cfb8(void);
863 const EVP_CIPHER *EVP_aria_128_cfb128(void);
864 # define EVP_aria_128_cfb EVP_aria_128_cfb128
865 const EVP_CIPHER *EVP_aria_128_ctr(void);
866 const EVP_CIPHER *EVP_aria_128_ofb(void);
867 const EVP_CIPHER *EVP_aria_128_gcm(void);
868 const EVP_CIPHER *EVP_aria_128_ccm(void);
869 const EVP_CIPHER *EVP_aria_192_ecb(void);
870 const EVP_CIPHER *EVP_aria_192_cbc(void);
871 const EVP_CIPHER *EVP_aria_192_cfb1(void);
872 const EVP_CIPHER *EVP_aria_192_cfb8(void);
873 const EVP_CIPHER *EVP_aria_192_cfb128(void);
874 # define EVP_aria_192_cfb EVP_aria_192_cfb128
875 const EVP_CIPHER *EVP_aria_192_ctr(void);
876 const EVP_CIPHER *EVP_aria_192_ofb(void);
877 const EVP_CIPHER *EVP_aria_192_gcm(void);
878 const EVP_CIPHER *EVP_aria_192_ccm(void);
879 const EVP_CIPHER *EVP_aria_256_ecb(void);
880 const EVP_CIPHER *EVP_aria_256_cbc(void);
881 const EVP_CIPHER *EVP_aria_256_cfb1(void);
882 const EVP_CIPHER *EVP_aria_256_cfb8(void);
883 const EVP_CIPHER *EVP_aria_256_cfb128(void);
884 # define EVP_aria_256_cfb EVP_aria_256_cfb128
885 const EVP_CIPHER *EVP_aria_256_ctr(void);
886 const EVP_CIPHER *EVP_aria_256_ofb(void);
887 const EVP_CIPHER *EVP_aria_256_gcm(void);
888 const EVP_CIPHER *EVP_aria_256_ccm(void);
889 # endif
890 # ifndef OPENSSL_NO_CAMELLIA
891 const EVP_CIPHER *EVP_camellia_128_ecb(void);
892 const EVP_CIPHER *EVP_camellia_128_cbc(void);
893 const EVP_CIPHER *EVP_camellia_128_cfb1(void);
894 const EVP_CIPHER *EVP_camellia_128_cfb8(void);
895 const EVP_CIPHER *EVP_camellia_128_cfb128(void);
896 # define EVP_camellia_128_cfb EVP_camellia_128_cfb128
897 const EVP_CIPHER *EVP_camellia_128_ofb(void);
898 const EVP_CIPHER *EVP_camellia_128_ctr(void);
899 const EVP_CIPHER *EVP_camellia_192_ecb(void);
900 const EVP_CIPHER *EVP_camellia_192_cbc(void);
901 const EVP_CIPHER *EVP_camellia_192_cfb1(void);
902 const EVP_CIPHER *EVP_camellia_192_cfb8(void);
903 const EVP_CIPHER *EVP_camellia_192_cfb128(void);
904 # define EVP_camellia_192_cfb EVP_camellia_192_cfb128
905 const EVP_CIPHER *EVP_camellia_192_ofb(void);
906 const EVP_CIPHER *EVP_camellia_192_ctr(void);
907 const EVP_CIPHER *EVP_camellia_256_ecb(void);
908 const EVP_CIPHER *EVP_camellia_256_cbc(void);
909 const EVP_CIPHER *EVP_camellia_256_cfb1(void);
910 const EVP_CIPHER *EVP_camellia_256_cfb8(void);
911 const EVP_CIPHER *EVP_camellia_256_cfb128(void);
912 # define EVP_camellia_256_cfb EVP_camellia_256_cfb128
913 const EVP_CIPHER *EVP_camellia_256_ofb(void);
914 const EVP_CIPHER *EVP_camellia_256_ctr(void);
915 # endif
916 # ifndef OPENSSL_NO_CHACHA
917 const EVP_CIPHER *EVP_chacha20(void);
918 # ifndef OPENSSL_NO_POLY1305
919 const EVP_CIPHER *EVP_chacha20_poly1305(void);
920 # endif
921 # endif
922
923 # ifndef OPENSSL_NO_SEED
924 const EVP_CIPHER *EVP_seed_ecb(void);
925 const EVP_CIPHER *EVP_seed_cbc(void);
926 const EVP_CIPHER *EVP_seed_cfb128(void);
927 # define EVP_seed_cfb EVP_seed_cfb128
928 const EVP_CIPHER *EVP_seed_ofb(void);
929 # endif
930
931 # ifndef OPENSSL_NO_SM4
932 const EVP_CIPHER *EVP_sm4_ecb(void);
933 const EVP_CIPHER *EVP_sm4_cbc(void);
934 const EVP_CIPHER *EVP_sm4_cfb128(void);
935 # define EVP_sm4_cfb EVP_sm4_cfb128
936 const EVP_CIPHER *EVP_sm4_ofb(void);
937 const EVP_CIPHER *EVP_sm4_ctr(void);
938 # endif
939
940 # if OPENSSL_API_COMPAT < 0x10100000L
941 # define OPENSSL_add_all_algorithms_conf() \
942 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
943 | OPENSSL_INIT_ADD_ALL_DIGESTS \
944 | OPENSSL_INIT_LOAD_CONFIG, NULL)
945 # define OPENSSL_add_all_algorithms_noconf() \
946 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
947 | OPENSSL_INIT_ADD_ALL_DIGESTS, NULL)
948
949 # ifdef OPENSSL_LOAD_CONF
950 # define OpenSSL_add_all_algorithms() \
951 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
952 | OPENSSL_INIT_ADD_ALL_DIGESTS \
953 | OPENSSL_INIT_LOAD_CONFIG, NULL)
954 # else
955 # define OpenSSL_add_all_algorithms() \
956 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS \
957 | OPENSSL_INIT_ADD_ALL_DIGESTS, NULL)
958 # endif
959
960 # define OpenSSL_add_all_ciphers() \
961 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS, NULL)
962 # define OpenSSL_add_all_digests() \
963 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_DIGESTS, NULL)
964
965 # define EVP_cleanup() while(0) continue
966 # endif
967
968 int EVP_add_cipher(const EVP_CIPHER *cipher);
969 int EVP_add_digest(const EVP_MD *digest);
970
971 const EVP_CIPHER *EVP_get_cipherbyname(const char *name);
972 const EVP_MD *EVP_get_digestbyname(const char *name);
973
974 void EVP_CIPHER_do_all(void (*fn) (const EVP_CIPHER *ciph,
975 const char *from, const char *to, void *x),
976 void *arg);
977 void EVP_CIPHER_do_all_sorted(void (*fn)
978 (const EVP_CIPHER *ciph, const char *from,
979 const char *to, void *x), void *arg);
980
981 void EVP_MD_do_all(void (*fn) (const EVP_MD *ciph,
982 const char *from, const char *to, void *x),
983 void *arg);
984 void EVP_MD_do_all_sorted(void (*fn)
985 (const EVP_MD *ciph, const char *from,
986 const char *to, void *x), void *arg);
987
988 /* MAC stuff */
989
990 # define EVP_MAC_CMAC NID_cmac
991 # define EVP_MAC_HMAC NID_hmac
992
993 EVP_MAC_CTX *EVP_MAC_CTX_new(const EVP_MAC *mac);
994 EVP_MAC_CTX *EVP_MAC_CTX_new_id(int nid);
995 void EVP_MAC_CTX_free(EVP_MAC_CTX *ctx);
996 int EVP_MAC_CTX_copy(EVP_MAC_CTX *dest, EVP_MAC_CTX *src);
997 const EVP_MAC *EVP_MAC_CTX_mac(EVP_MAC_CTX *ctx);
998 size_t EVP_MAC_size(EVP_MAC_CTX *ctx);
999 int EVP_MAC_init(EVP_MAC_CTX *ctx);
1000 int EVP_MAC_update(EVP_MAC_CTX *ctx, const unsigned char *data, size_t datalen);
1001 int EVP_MAC_final(EVP_MAC_CTX *ctx, unsigned char *out, size_t *poutlen);
1002 int EVP_MAC_ctrl(EVP_MAC_CTX *ctx, int cmd, ...);
1003 int EVP_MAC_vctrl(EVP_MAC_CTX *ctx, int cmd, va_list args);
1004 int EVP_MAC_ctrl_str(EVP_MAC_CTX *ctx, const char *type, const char *value);
1005 int EVP_MAC_str2ctrl(EVP_MAC_CTX *ctx, int cmd, const char *value);
1006 int EVP_MAC_hex2ctrl(EVP_MAC_CTX *ctx, int cmd, const char *value);
1007 int EVP_MAC_nid(const EVP_MAC *mac);
1008
1009 # define EVP_get_macbynid(a) EVP_get_macbyname(OBJ_nid2sn(a))
1010 # define EVP_get_macbyobj(a) EVP_get_macbynid(OBJ_obj2nid(a))
1011 # define EVP_MAC_name(o) OBJ_nid2sn(EVP_MAC_nid(o))
1012 const EVP_MAC *EVP_get_macbyname(const char *name);
1013 void EVP_MAC_do_all(void (*fn)
1014 (const EVP_MAC *ciph, const char *from, const char *to,
1015 void *x), void *arg);
1016 void EVP_MAC_do_all_sorted(void (*fn)
1017 (const EVP_MAC *ciph, const char *from,
1018 const char *to, void *x), void *arg);
1019
1020 # define EVP_MAC_CTRL_SET_KEY 0x01 /* unsigned char *, size_t */
1021 # define EVP_MAC_CTRL_SET_FLAGS 0x02 /* unsigned long */
1022 # define EVP_MAC_CTRL_SET_ENGINE 0x03 /* ENGINE * */
1023 # define EVP_MAC_CTRL_SET_MD 0x04 /* EVP_MD * */
1024 # define EVP_MAC_CTRL_SET_CIPHER 0x04 /* EVP_CIPHER * */
1025 # define EVP_MAC_CTRL_SET_SIZE 0x05 /* size_t */
1026
1027 /* PKEY stuff */
1028 int EVP_PKEY_decrypt_old(unsigned char *dec_key,
1029 const unsigned char *enc_key, int enc_key_len,
1030 EVP_PKEY *private_key);
1031 int EVP_PKEY_encrypt_old(unsigned char *enc_key,
1032 const unsigned char *key, int key_len,
1033 EVP_PKEY *pub_key);
1034 int EVP_PKEY_type(int type);
1035 int EVP_PKEY_id(const EVP_PKEY *pkey);
1036 int EVP_PKEY_base_id(const EVP_PKEY *pkey);
1037 int EVP_PKEY_bits(const EVP_PKEY *pkey);
1038 int EVP_PKEY_security_bits(const EVP_PKEY *pkey);
1039 int EVP_PKEY_size(EVP_PKEY *pkey);
1040 int EVP_PKEY_set_type(EVP_PKEY *pkey, int type);
1041 int EVP_PKEY_set_type_str(EVP_PKEY *pkey, const char *str, int len);
1042 int EVP_PKEY_set_alias_type(EVP_PKEY *pkey, int type);
1043 # ifndef OPENSSL_NO_ENGINE
1044 int EVP_PKEY_set1_engine(EVP_PKEY *pkey, ENGINE *e);
1045 # endif
1046 int EVP_PKEY_assign(EVP_PKEY *pkey, int type, void *key);
1047 void *EVP_PKEY_get0(const EVP_PKEY *pkey);
1048 const unsigned char *EVP_PKEY_get0_hmac(const EVP_PKEY *pkey, size_t *len);
1049 # ifndef OPENSSL_NO_POLY1305
1050 const unsigned char *EVP_PKEY_get0_poly1305(const EVP_PKEY *pkey, size_t *len);
1051 # endif
1052 # ifndef OPENSSL_NO_SIPHASH
1053 const unsigned char *EVP_PKEY_get0_siphash(const EVP_PKEY *pkey, size_t *len);
1054 # endif
1055
1056 # ifndef OPENSSL_NO_RSA
1057 struct rsa_st;
1058 int EVP_PKEY_set1_RSA(EVP_PKEY *pkey, struct rsa_st *key);
1059 struct rsa_st *EVP_PKEY_get0_RSA(EVP_PKEY *pkey);
1060 struct rsa_st *EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
1061 # endif
1062 # ifndef OPENSSL_NO_DSA
1063 struct dsa_st;
1064 int EVP_PKEY_set1_DSA(EVP_PKEY *pkey, struct dsa_st *key);
1065 struct dsa_st *EVP_PKEY_get0_DSA(EVP_PKEY *pkey);
1066 struct dsa_st *EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
1067 # endif
1068 # ifndef OPENSSL_NO_DH
1069 struct dh_st;
1070 int EVP_PKEY_set1_DH(EVP_PKEY *pkey, struct dh_st *key);
1071 struct dh_st *EVP_PKEY_get0_DH(EVP_PKEY *pkey);
1072 struct dh_st *EVP_PKEY_get1_DH(EVP_PKEY *pkey);
1073 # endif
1074 # ifndef OPENSSL_NO_EC
1075 struct ec_key_st;
1076 int EVP_PKEY_set1_EC_KEY(EVP_PKEY *pkey, struct ec_key_st *key);
1077 struct ec_key_st *EVP_PKEY_get0_EC_KEY(EVP_PKEY *pkey);
1078 struct ec_key_st *EVP_PKEY_get1_EC_KEY(EVP_PKEY *pkey);
1079 # endif
1080
1081 EVP_PKEY *EVP_PKEY_new(void);
1082 int EVP_PKEY_up_ref(EVP_PKEY *pkey);
1083 void EVP_PKEY_free(EVP_PKEY *pkey);
1084
1085 EVP_PKEY *d2i_PublicKey(int type, EVP_PKEY **a, const unsigned char **pp,
1086 long length);
1087 int i2d_PublicKey(EVP_PKEY *a, unsigned char **pp);
1088
1089 EVP_PKEY *d2i_PrivateKey(int type, EVP_PKEY **a, const unsigned char **pp,
1090 long length);
1091 EVP_PKEY *d2i_AutoPrivateKey(EVP_PKEY **a, const unsigned char **pp,
1092 long length);
1093 int i2d_PrivateKey(EVP_PKEY *a, unsigned char **pp);
1094
1095 int EVP_PKEY_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from);
1096 int EVP_PKEY_missing_parameters(const EVP_PKEY *pkey);
1097 int EVP_PKEY_save_parameters(EVP_PKEY *pkey, int mode);
1098 int EVP_PKEY_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b);
1099
1100 int EVP_PKEY_cmp(const EVP_PKEY *a, const EVP_PKEY *b);
1101
1102 int EVP_PKEY_print_public(BIO *out, const EVP_PKEY *pkey,
1103 int indent, ASN1_PCTX *pctx);
1104 int EVP_PKEY_print_private(BIO *out, const EVP_PKEY *pkey,
1105 int indent, ASN1_PCTX *pctx);
1106 int EVP_PKEY_print_params(BIO *out, const EVP_PKEY *pkey,
1107 int indent, ASN1_PCTX *pctx);
1108
1109 int EVP_PKEY_get_default_digest_nid(EVP_PKEY *pkey, int *pnid);
1110
1111 int EVP_PKEY_set1_tls_encodedpoint(EVP_PKEY *pkey,
1112 const unsigned char *pt, size_t ptlen);
1113 size_t EVP_PKEY_get1_tls_encodedpoint(EVP_PKEY *pkey, unsigned char **ppt);
1114
1115 int EVP_CIPHER_type(const EVP_CIPHER *ctx);
1116
1117 /* calls methods */
1118 int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1119 int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1120
1121 /* These are used by EVP_CIPHER methods */
1122 int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1123 int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
1124
1125 /* PKCS5 password based encryption */
1126 int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
1127 ASN1_TYPE *param, const EVP_CIPHER *cipher,
1128 const EVP_MD *md, int en_de);
1129 int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,
1130 const unsigned char *salt, int saltlen, int iter,
1131 int keylen, unsigned char *out);
1132 int PKCS5_PBKDF2_HMAC(const char *pass, int passlen,
1133 const unsigned char *salt, int saltlen, int iter,
1134 const EVP_MD *digest, int keylen, unsigned char *out);
1135 int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
1136 ASN1_TYPE *param, const EVP_CIPHER *cipher,
1137 const EVP_MD *md, int en_de);
1138
1139 #ifndef OPENSSL_NO_SCRYPT
1140 int EVP_PBE_scrypt(const char *pass, size_t passlen,
1141 const unsigned char *salt, size_t saltlen,
1142 uint64_t N, uint64_t r, uint64_t p, uint64_t maxmem,
1143 unsigned char *key, size_t keylen);
1144
1145 int PKCS5_v2_scrypt_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass,
1146 int passlen, ASN1_TYPE *param,
1147 const EVP_CIPHER *c, const EVP_MD *md, int en_de);
1148 #endif
1149
1150 void PKCS5_PBE_add(void);
1151
1152 int EVP_PBE_CipherInit(ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
1153 ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de);
1154
1155 /* PBE type */
1156
1157 /* Can appear as the outermost AlgorithmIdentifier */
1158 # define EVP_PBE_TYPE_OUTER 0x0
1159 /* Is an PRF type OID */
1160 # define EVP_PBE_TYPE_PRF 0x1
1161 /* Is a PKCS#5 v2.0 KDF */
1162 # define EVP_PBE_TYPE_KDF 0x2
1163
1164 int EVP_PBE_alg_add_type(int pbe_type, int pbe_nid, int cipher_nid,
1165 int md_nid, EVP_PBE_KEYGEN *keygen);
1166 int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md,
1167 EVP_PBE_KEYGEN *keygen);
1168 int EVP_PBE_find(int type, int pbe_nid, int *pcnid, int *pmnid,
1169 EVP_PBE_KEYGEN **pkeygen);
1170 void EVP_PBE_cleanup(void);
1171 int EVP_PBE_get(int *ptype, int *ppbe_nid, size_t num);
1172
1173 # define ASN1_PKEY_ALIAS 0x1
1174 # define ASN1_PKEY_DYNAMIC 0x2
1175 # define ASN1_PKEY_SIGPARAM_NULL 0x4
1176
1177 # define ASN1_PKEY_CTRL_PKCS7_SIGN 0x1
1178 # define ASN1_PKEY_CTRL_PKCS7_ENCRYPT 0x2
1179 # define ASN1_PKEY_CTRL_DEFAULT_MD_NID 0x3
1180 # define ASN1_PKEY_CTRL_CMS_SIGN 0x5
1181 # define ASN1_PKEY_CTRL_CMS_ENVELOPE 0x7
1182 # define ASN1_PKEY_CTRL_CMS_RI_TYPE 0x8
1183
1184 # define ASN1_PKEY_CTRL_SET1_TLS_ENCPT 0x9
1185 # define ASN1_PKEY_CTRL_GET1_TLS_ENCPT 0xa
1186
1187 int EVP_PKEY_asn1_get_count(void);
1188 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_get0(int idx);
1189 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find(ENGINE **pe, int type);
1190 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find_str(ENGINE **pe,
1191 const char *str, int len);
1192 int EVP_PKEY_asn1_add0(const EVP_PKEY_ASN1_METHOD *ameth);
1193 int EVP_PKEY_asn1_add_alias(int to, int from);
1194 int EVP_PKEY_asn1_get0_info(int *ppkey_id, int *pkey_base_id,
1195 int *ppkey_flags, const char **pinfo,
1196 const char **ppem_str,
1197 const EVP_PKEY_ASN1_METHOD *ameth);
1198
1199 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_get0_asn1(const EVP_PKEY *pkey);
1200 EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_new(int id, int flags,
1201 const char *pem_str,
1202 const char *info);
1203 void EVP_PKEY_asn1_copy(EVP_PKEY_ASN1_METHOD *dst,
1204 const EVP_PKEY_ASN1_METHOD *src);
1205 void EVP_PKEY_asn1_free(EVP_PKEY_ASN1_METHOD *ameth);
1206 void EVP_PKEY_asn1_set_public(EVP_PKEY_ASN1_METHOD *ameth,
1207 int (*pub_decode) (EVP_PKEY *pk,
1208 X509_PUBKEY *pub),
1209 int (*pub_encode) (X509_PUBKEY *pub,
1210 const EVP_PKEY *pk),
1211 int (*pub_cmp) (const EVP_PKEY *a,
1212 const EVP_PKEY *b),
1213 int (*pub_print) (BIO *out,
1214 const EVP_PKEY *pkey,
1215 int indent, ASN1_PCTX *pctx),
1216 int (*pkey_size) (const EVP_PKEY *pk),
1217 int (*pkey_bits) (const EVP_PKEY *pk));
1218 void EVP_PKEY_asn1_set_private(EVP_PKEY_ASN1_METHOD *ameth,
1219 int (*priv_decode) (EVP_PKEY *pk,
1220 const PKCS8_PRIV_KEY_INFO
1221 *p8inf),
1222 int (*priv_encode) (PKCS8_PRIV_KEY_INFO *p8,
1223 const EVP_PKEY *pk),
1224 int (*priv_print) (BIO *out,
1225 const EVP_PKEY *pkey,
1226 int indent,
1227 ASN1_PCTX *pctx));
1228 void EVP_PKEY_asn1_set_param(EVP_PKEY_ASN1_METHOD *ameth,
1229 int (*param_decode) (EVP_PKEY *pkey,
1230 const unsigned char **pder,
1231 int derlen),
1232 int (*param_encode) (const EVP_PKEY *pkey,
1233 unsigned char **pder),
1234 int (*param_missing) (const EVP_PKEY *pk),
1235 int (*param_copy) (EVP_PKEY *to,
1236 const EVP_PKEY *from),
1237 int (*param_cmp) (const EVP_PKEY *a,
1238 const EVP_PKEY *b),
1239 int (*param_print) (BIO *out,
1240 const EVP_PKEY *pkey,
1241 int indent,
1242 ASN1_PCTX *pctx));
1243
1244 void EVP_PKEY_asn1_set_free(EVP_PKEY_ASN1_METHOD *ameth,
1245 void (*pkey_free) (EVP_PKEY *pkey));
1246 void EVP_PKEY_asn1_set_ctrl(EVP_PKEY_ASN1_METHOD *ameth,
1247 int (*pkey_ctrl) (EVP_PKEY *pkey, int op,
1248 long arg1, void *arg2));
1249 void EVP_PKEY_asn1_set_item(EVP_PKEY_ASN1_METHOD *ameth,
1250 int (*item_verify) (EVP_MD_CTX *ctx,
1251 const ASN1_ITEM *it,
1252 void *asn,
1253 X509_ALGOR *a,
1254 ASN1_BIT_STRING *sig,
1255 EVP_PKEY *pkey),
1256 int (*item_sign) (EVP_MD_CTX *ctx,
1257 const ASN1_ITEM *it,
1258 void *asn,
1259 X509_ALGOR *alg1,
1260 X509_ALGOR *alg2,
1261 ASN1_BIT_STRING *sig));
1262
1263 void EVP_PKEY_asn1_set_siginf(EVP_PKEY_ASN1_METHOD *ameth,
1264 int (*siginf_set) (X509_SIG_INFO *siginf,
1265 const X509_ALGOR *alg,
1266 const ASN1_STRING *sig));
1267
1268 void EVP_PKEY_asn1_set_check(EVP_PKEY_ASN1_METHOD *ameth,
1269 int (*pkey_check) (const EVP_PKEY *pk));
1270
1271 void EVP_PKEY_asn1_set_public_check(EVP_PKEY_ASN1_METHOD *ameth,
1272 int (*pkey_pub_check) (const EVP_PKEY *pk));
1273
1274 void EVP_PKEY_asn1_set_param_check(EVP_PKEY_ASN1_METHOD *ameth,
1275 int (*pkey_param_check) (const EVP_PKEY *pk));
1276
1277 void EVP_PKEY_asn1_set_set_priv_key(EVP_PKEY_ASN1_METHOD *ameth,
1278 int (*set_priv_key) (EVP_PKEY *pk,
1279 const unsigned char
1280 *priv,
1281 size_t len));
1282 void EVP_PKEY_asn1_set_set_pub_key(EVP_PKEY_ASN1_METHOD *ameth,
1283 int (*set_pub_key) (EVP_PKEY *pk,
1284 const unsigned char *pub,
1285 size_t len));
1286 void EVP_PKEY_asn1_set_get_priv_key(EVP_PKEY_ASN1_METHOD *ameth,
1287 int (*get_priv_key) (const EVP_PKEY *pk,
1288 unsigned char *priv,
1289 size_t *len));
1290 void EVP_PKEY_asn1_set_get_pub_key(EVP_PKEY_ASN1_METHOD *ameth,
1291 int (*get_pub_key) (const EVP_PKEY *pk,
1292 unsigned char *pub,
1293 size_t *len));
1294
1295 void EVP_PKEY_asn1_set_security_bits(EVP_PKEY_ASN1_METHOD *ameth,
1296 int (*pkey_security_bits) (const EVP_PKEY
1297 *pk));
1298
1299 # define EVP_PKEY_OP_UNDEFINED 0
1300 # define EVP_PKEY_OP_PARAMGEN (1<<1)
1301 # define EVP_PKEY_OP_KEYGEN (1<<2)
1302 # define EVP_PKEY_OP_SIGN (1<<3)
1303 # define EVP_PKEY_OP_VERIFY (1<<4)
1304 # define EVP_PKEY_OP_VERIFYRECOVER (1<<5)
1305 # define EVP_PKEY_OP_SIGNCTX (1<<6)
1306 # define EVP_PKEY_OP_VERIFYCTX (1<<7)
1307 # define EVP_PKEY_OP_ENCRYPT (1<<8)
1308 # define EVP_PKEY_OP_DECRYPT (1<<9)
1309 # define EVP_PKEY_OP_DERIVE (1<<10)
1310
1311 # define EVP_PKEY_OP_TYPE_SIG \
1312 (EVP_PKEY_OP_SIGN | EVP_PKEY_OP_VERIFY | EVP_PKEY_OP_VERIFYRECOVER \
1313 | EVP_PKEY_OP_SIGNCTX | EVP_PKEY_OP_VERIFYCTX)
1314
1315 # define EVP_PKEY_OP_TYPE_CRYPT \
1316 (EVP_PKEY_OP_ENCRYPT | EVP_PKEY_OP_DECRYPT)
1317
1318 # define EVP_PKEY_OP_TYPE_NOGEN \
1319 (EVP_PKEY_OP_TYPE_SIG | EVP_PKEY_OP_TYPE_CRYPT | EVP_PKEY_OP_DERIVE)
1320
1321 # define EVP_PKEY_OP_TYPE_GEN \
1322 (EVP_PKEY_OP_PARAMGEN | EVP_PKEY_OP_KEYGEN)
1323
1324 # define EVP_PKEY_CTX_set_signature_md(ctx, md) \
1325 EVP_PKEY_CTX_ctrl(ctx, -1, EVP_PKEY_OP_TYPE_SIG, \
1326 EVP_PKEY_CTRL_MD, 0, (void *)(md))
1327
1328 # define EVP_PKEY_CTX_get_signature_md(ctx, pmd) \
1329 EVP_PKEY_CTX_ctrl(ctx, -1, EVP_PKEY_OP_TYPE_SIG, \
1330 EVP_PKEY_CTRL_GET_MD, 0, (void *)(pmd))
1331
1332 # define EVP_PKEY_CTX_set_mac_key(ctx, key, len) \
1333 EVP_PKEY_CTX_ctrl(ctx, -1, EVP_PKEY_OP_KEYGEN, \
1334 EVP_PKEY_CTRL_SET_MAC_KEY, len, (void *)(key))
1335
1336 # define EVP_PKEY_CTRL_MD 1
1337 # define EVP_PKEY_CTRL_PEER_KEY 2
1338
1339 # define EVP_PKEY_CTRL_PKCS7_ENCRYPT 3
1340 # define EVP_PKEY_CTRL_PKCS7_DECRYPT 4
1341
1342 # define EVP_PKEY_CTRL_PKCS7_SIGN 5
1343
1344 # define EVP_PKEY_CTRL_SET_MAC_KEY 6
1345
1346 # define EVP_PKEY_CTRL_DIGESTINIT 7
1347
1348 /* Used by GOST key encryption in TLS */
1349 # define EVP_PKEY_CTRL_SET_IV 8
1350
1351 # define EVP_PKEY_CTRL_CMS_ENCRYPT 9
1352 # define EVP_PKEY_CTRL_CMS_DECRYPT 10
1353 # define EVP_PKEY_CTRL_CMS_SIGN 11
1354
1355 # define EVP_PKEY_CTRL_CIPHER 12
1356
1357 # define EVP_PKEY_CTRL_GET_MD 13
1358
1359 # define EVP_PKEY_CTRL_SET_DIGEST_SIZE 14
1360
1361 # define EVP_PKEY_ALG_CTRL 0x1000
1362
1363 # define EVP_PKEY_FLAG_AUTOARGLEN 2
1364 /*
1365 * Method handles all operations: don't assume any digest related defaults.
1366 */
1367 # define EVP_PKEY_FLAG_SIGCTX_CUSTOM 4
1368
1369 const EVP_PKEY_METHOD *EVP_PKEY_meth_find(int type);
1370 EVP_PKEY_METHOD *EVP_PKEY_meth_new(int id, int flags);
1371 void EVP_PKEY_meth_get0_info(int *ppkey_id, int *pflags,
1372 const EVP_PKEY_METHOD *meth);
1373 void EVP_PKEY_meth_copy(EVP_PKEY_METHOD *dst, const EVP_PKEY_METHOD *src);
1374 void EVP_PKEY_meth_free(EVP_PKEY_METHOD *pmeth);
1375 int EVP_PKEY_meth_add0(const EVP_PKEY_METHOD *pmeth);
1376 int EVP_PKEY_meth_remove(const EVP_PKEY_METHOD *pmeth);
1377 size_t EVP_PKEY_meth_get_count(void);
1378 const EVP_PKEY_METHOD *EVP_PKEY_meth_get0(size_t idx);
1379
1380 EVP_PKEY_CTX *EVP_PKEY_CTX_new(EVP_PKEY *pkey, ENGINE *e);
1381 EVP_PKEY_CTX *EVP_PKEY_CTX_new_id(int id, ENGINE *e);
1382 EVP_PKEY_CTX *EVP_PKEY_CTX_dup(EVP_PKEY_CTX *ctx);
1383 void EVP_PKEY_CTX_free(EVP_PKEY_CTX *ctx);
1384
1385 int EVP_PKEY_CTX_ctrl(EVP_PKEY_CTX *ctx, int keytype, int optype,
1386 int cmd, int p1, void *p2);
1387 int EVP_PKEY_CTX_ctrl_str(EVP_PKEY_CTX *ctx, const char *type,
1388 const char *value);
1389 int EVP_PKEY_CTX_ctrl_uint64(EVP_PKEY_CTX *ctx, int keytype, int optype,
1390 int cmd, uint64_t value);
1391
1392 int EVP_PKEY_CTX_str2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *str);
1393 int EVP_PKEY_CTX_hex2ctrl(EVP_PKEY_CTX *ctx, int cmd, const char *hex);
1394
1395 int EVP_PKEY_CTX_md(EVP_PKEY_CTX *ctx, int optype, int cmd, const char *md);
1396
1397 int EVP_PKEY_CTX_get_operation(EVP_PKEY_CTX *ctx);
1398 void EVP_PKEY_CTX_set0_keygen_info(EVP_PKEY_CTX *ctx, int *dat, int datlen);
1399
1400 EVP_PKEY *EVP_PKEY_new_mac_key(int type, ENGINE *e,
1401 const unsigned char *key, int keylen);
1402 EVP_PKEY *EVP_PKEY_new_raw_private_key(int type, ENGINE *e,
1403 const unsigned char *priv,
1404 size_t len);
1405 EVP_PKEY *EVP_PKEY_new_raw_public_key(int type, ENGINE *e,
1406 const unsigned char *pub,
1407 size_t len);
1408 int EVP_PKEY_get_raw_private_key(const EVP_PKEY *pkey, unsigned char *priv,
1409 size_t *len);
1410 int EVP_PKEY_get_raw_public_key(const EVP_PKEY *pkey, unsigned char *pub,
1411 size_t *len);
1412
1413 EVP_PKEY *EVP_PKEY_new_CMAC_key(ENGINE *e, const unsigned char *priv,
1414 size_t len, const EVP_CIPHER *cipher);
1415
1416 void EVP_PKEY_CTX_set_data(EVP_PKEY_CTX *ctx, void *data);
1417 void *EVP_PKEY_CTX_get_data(EVP_PKEY_CTX *ctx);
1418 EVP_PKEY *EVP_PKEY_CTX_get0_pkey(EVP_PKEY_CTX *ctx);
1419
1420 EVP_PKEY *EVP_PKEY_CTX_get0_peerkey(EVP_PKEY_CTX *ctx);
1421
1422 void EVP_PKEY_CTX_set_app_data(EVP_PKEY_CTX *ctx, void *data);
1423 void *EVP_PKEY_CTX_get_app_data(EVP_PKEY_CTX *ctx);
1424
1425 int EVP_PKEY_sign_init(EVP_PKEY_CTX *ctx);
1426 int EVP_PKEY_sign(EVP_PKEY_CTX *ctx,
1427 unsigned char *sig, size_t *siglen,
1428 const unsigned char *tbs, size_t tbslen);
1429 int EVP_PKEY_verify_init(EVP_PKEY_CTX *ctx);
1430 int EVP_PKEY_verify(EVP_PKEY_CTX *ctx,
1431 const unsigned char *sig, size_t siglen,
1432 const unsigned char *tbs, size_t tbslen);
1433 int EVP_PKEY_verify_recover_init(EVP_PKEY_CTX *ctx);
1434 int EVP_PKEY_verify_recover(EVP_PKEY_CTX *ctx,
1435 unsigned char *rout, size_t *routlen,
1436 const unsigned char *sig, size_t siglen);
1437 int EVP_PKEY_encrypt_init(EVP_PKEY_CTX *ctx);
1438 int EVP_PKEY_encrypt(EVP_PKEY_CTX *ctx,
1439 unsigned char *out, size_t *outlen,
1440 const unsigned char *in, size_t inlen);
1441 int EVP_PKEY_decrypt_init(EVP_PKEY_CTX *ctx);
1442 int EVP_PKEY_decrypt(EVP_PKEY_CTX *ctx,
1443 unsigned char *out, size_t *outlen,
1444 const unsigned char *in, size_t inlen);
1445
1446 int EVP_PKEY_derive_init(EVP_PKEY_CTX *ctx);
1447 int EVP_PKEY_derive_set_peer(EVP_PKEY_CTX *ctx, EVP_PKEY *peer);
1448 int EVP_PKEY_derive(EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen);
1449
1450 typedef int EVP_PKEY_gen_cb(EVP_PKEY_CTX *ctx);
1451
1452 int EVP_PKEY_paramgen_init(EVP_PKEY_CTX *ctx);
1453 int EVP_PKEY_paramgen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1454 int EVP_PKEY_keygen_init(EVP_PKEY_CTX *ctx);
1455 int EVP_PKEY_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1456 int EVP_PKEY_check(EVP_PKEY_CTX *ctx);
1457 int EVP_PKEY_public_check(EVP_PKEY_CTX *ctx);
1458 int EVP_PKEY_param_check(EVP_PKEY_CTX *ctx);
1459
1460 void EVP_PKEY_CTX_set_cb(EVP_PKEY_CTX *ctx, EVP_PKEY_gen_cb *cb);
1461 EVP_PKEY_gen_cb *EVP_PKEY_CTX_get_cb(EVP_PKEY_CTX *ctx);
1462
1463 int EVP_PKEY_CTX_get_keygen_info(EVP_PKEY_CTX *ctx, int idx);
1464
1465 void EVP_PKEY_meth_set_init(EVP_PKEY_METHOD *pmeth,
1466 int (*init) (EVP_PKEY_CTX *ctx));
1467
1468 void EVP_PKEY_meth_set_copy(EVP_PKEY_METHOD *pmeth,
1469 int (*copy) (EVP_PKEY_CTX *dst,
1470 EVP_PKEY_CTX *src));
1471
1472 void EVP_PKEY_meth_set_cleanup(EVP_PKEY_METHOD *pmeth,
1473 void (*cleanup) (EVP_PKEY_CTX *ctx));
1474
1475 void EVP_PKEY_meth_set_paramgen(EVP_PKEY_METHOD *pmeth,
1476 int (*paramgen_init) (EVP_PKEY_CTX *ctx),
1477 int (*paramgen) (EVP_PKEY_CTX *ctx,
1478 EVP_PKEY *pkey));
1479
1480 void EVP_PKEY_meth_set_keygen(EVP_PKEY_METHOD *pmeth,
1481 int (*keygen_init) (EVP_PKEY_CTX *ctx),
1482 int (*keygen) (EVP_PKEY_CTX *ctx,
1483 EVP_PKEY *pkey));
1484
1485 void EVP_PKEY_meth_set_sign(EVP_PKEY_METHOD *pmeth,
1486 int (*sign_init) (EVP_PKEY_CTX *ctx),
1487 int (*sign) (EVP_PKEY_CTX *ctx,
1488 unsigned char *sig, size_t *siglen,
1489 const unsigned char *tbs,
1490 size_t tbslen));
1491
1492 void EVP_PKEY_meth_set_verify(EVP_PKEY_METHOD *pmeth,
1493 int (*verify_init) (EVP_PKEY_CTX *ctx),
1494 int (*verify) (EVP_PKEY_CTX *ctx,
1495 const unsigned char *sig,
1496 size_t siglen,
1497 const unsigned char *tbs,
1498 size_t tbslen));
1499
1500 void EVP_PKEY_meth_set_verify_recover(EVP_PKEY_METHOD *pmeth,
1501 int (*verify_recover_init) (EVP_PKEY_CTX
1502 *ctx),
1503 int (*verify_recover) (EVP_PKEY_CTX
1504 *ctx,
1505 unsigned char
1506 *sig,
1507 size_t *siglen,
1508 const unsigned
1509 char *tbs,
1510 size_t tbslen));
1511
1512 void EVP_PKEY_meth_set_signctx(EVP_PKEY_METHOD *pmeth,
1513 int (*signctx_init) (EVP_PKEY_CTX *ctx,
1514 EVP_MD_CTX *mctx),
1515 int (*signctx) (EVP_PKEY_CTX *ctx,
1516 unsigned char *sig,
1517 size_t *siglen,
1518 EVP_MD_CTX *mctx));
1519
1520 void EVP_PKEY_meth_set_verifyctx(EVP_PKEY_METHOD *pmeth,
1521 int (*verifyctx_init) (EVP_PKEY_CTX *ctx,
1522 EVP_MD_CTX *mctx),
1523 int (*verifyctx) (EVP_PKEY_CTX *ctx,
1524 const unsigned char *sig,
1525 int siglen,
1526 EVP_MD_CTX *mctx));
1527
1528 void EVP_PKEY_meth_set_encrypt(EVP_PKEY_METHOD *pmeth,
1529 int (*encrypt_init) (EVP_PKEY_CTX *ctx),
1530 int (*encryptfn) (EVP_PKEY_CTX *ctx,
1531 unsigned char *out,
1532 size_t *outlen,
1533 const unsigned char *in,
1534 size_t inlen));
1535
1536 void EVP_PKEY_meth_set_decrypt(EVP_PKEY_METHOD *pmeth,
1537 int (*decrypt_init) (EVP_PKEY_CTX *ctx),
1538 int (*decrypt) (EVP_PKEY_CTX *ctx,
1539 unsigned char *out,
1540 size_t *outlen,
1541 const unsigned char *in,
1542 size_t inlen));
1543
1544 void EVP_PKEY_meth_set_derive(EVP_PKEY_METHOD *pmeth,
1545 int (*derive_init) (EVP_PKEY_CTX *ctx),
1546 int (*derive) (EVP_PKEY_CTX *ctx,
1547 unsigned char *key,
1548 size_t *keylen));
1549
1550 void EVP_PKEY_meth_set_ctrl(EVP_PKEY_METHOD *pmeth,
1551 int (*ctrl) (EVP_PKEY_CTX *ctx, int type, int p1,
1552 void *p2),
1553 int (*ctrl_str) (EVP_PKEY_CTX *ctx,
1554 const char *type,
1555 const char *value));
1556
1557 void EVP_PKEY_meth_set_check(EVP_PKEY_METHOD *pmeth,
1558 int (*check) (EVP_PKEY *pkey));
1559
1560 void EVP_PKEY_meth_set_public_check(EVP_PKEY_METHOD *pmeth,
1561 int (*check) (EVP_PKEY *pkey));
1562
1563 void EVP_PKEY_meth_set_param_check(EVP_PKEY_METHOD *pmeth,
1564 int (*check) (EVP_PKEY *pkey));
1565
1566 void EVP_PKEY_meth_set_digest_custom(EVP_PKEY_METHOD *pmeth,
1567 int (*digest_custom) (EVP_PKEY_CTX *ctx,
1568 EVP_MD_CTX *mctx));
1569
1570 void EVP_PKEY_meth_get_init(const EVP_PKEY_METHOD *pmeth,
1571 int (**pinit) (EVP_PKEY_CTX *ctx));
1572
1573 void EVP_PKEY_meth_get_copy(const EVP_PKEY_METHOD *pmeth,
1574 int (**pcopy) (EVP_PKEY_CTX *dst,
1575 EVP_PKEY_CTX *src));
1576
1577 void EVP_PKEY_meth_get_cleanup(const EVP_PKEY_METHOD *pmeth,
1578 void (**pcleanup) (EVP_PKEY_CTX *ctx));
1579
1580 void EVP_PKEY_meth_get_paramgen(const EVP_PKEY_METHOD *pmeth,
1581 int (**pparamgen_init) (EVP_PKEY_CTX *ctx),
1582 int (**pparamgen) (EVP_PKEY_CTX *ctx,
1583 EVP_PKEY *pkey));
1584
1585 void EVP_PKEY_meth_get_keygen(const EVP_PKEY_METHOD *pmeth,
1586 int (**pkeygen_init) (EVP_PKEY_CTX *ctx),
1587 int (**pkeygen) (EVP_PKEY_CTX *ctx,
1588 EVP_PKEY *pkey));
1589
1590 void EVP_PKEY_meth_get_sign(const EVP_PKEY_METHOD *pmeth,
1591 int (**psign_init) (EVP_PKEY_CTX *ctx),
1592 int (**psign) (EVP_PKEY_CTX *ctx,
1593 unsigned char *sig, size_t *siglen,
1594 const unsigned char *tbs,
1595 size_t tbslen));
1596
1597 void EVP_PKEY_meth_get_verify(const EVP_PKEY_METHOD *pmeth,
1598 int (**pverify_init) (EVP_PKEY_CTX *ctx),
1599 int (**pverify) (EVP_PKEY_CTX *ctx,
1600 const unsigned char *sig,
1601 size_t siglen,
1602 const unsigned char *tbs,
1603 size_t tbslen));
1604
1605 void EVP_PKEY_meth_get_verify_recover(const EVP_PKEY_METHOD *pmeth,
1606 int (**pverify_recover_init) (EVP_PKEY_CTX
1607 *ctx),
1608 int (**pverify_recover) (EVP_PKEY_CTX
1609 *ctx,
1610 unsigned char
1611 *sig,
1612 size_t *siglen,
1613 const unsigned
1614 char *tbs,
1615 size_t tbslen));
1616
1617 void EVP_PKEY_meth_get_signctx(const EVP_PKEY_METHOD *pmeth,
1618 int (**psignctx_init) (EVP_PKEY_CTX *ctx,
1619 EVP_MD_CTX *mctx),
1620 int (**psignctx) (EVP_PKEY_CTX *ctx,
1621 unsigned char *sig,
1622 size_t *siglen,
1623 EVP_MD_CTX *mctx));
1624
1625 void EVP_PKEY_meth_get_verifyctx(const EVP_PKEY_METHOD *pmeth,
1626 int (**pverifyctx_init) (EVP_PKEY_CTX *ctx,
1627 EVP_MD_CTX *mctx),
1628 int (**pverifyctx) (EVP_PKEY_CTX *ctx,
1629 const unsigned char *sig,
1630 int siglen,
1631 EVP_MD_CTX *mctx));
1632
1633 void EVP_PKEY_meth_get_encrypt(const EVP_PKEY_METHOD *pmeth,
1634 int (**pencrypt_init) (EVP_PKEY_CTX *ctx),
1635 int (**pencryptfn) (EVP_PKEY_CTX *ctx,
1636 unsigned char *out,
1637 size_t *outlen,
1638 const unsigned char *in,
1639 size_t inlen));
1640
1641 void EVP_PKEY_meth_get_decrypt(const EVP_PKEY_METHOD *pmeth,
1642 int (**pdecrypt_init) (EVP_PKEY_CTX *ctx),
1643 int (**pdecrypt) (EVP_PKEY_CTX *ctx,
1644 unsigned char *out,
1645 size_t *outlen,
1646 const unsigned char *in,
1647 size_t inlen));
1648
1649 void EVP_PKEY_meth_get_derive(const EVP_PKEY_METHOD *pmeth,
1650 int (**pderive_init) (EVP_PKEY_CTX *ctx),
1651 int (**pderive) (EVP_PKEY_CTX *ctx,
1652 unsigned char *key,
1653 size_t *keylen));
1654
1655 void EVP_PKEY_meth_get_ctrl(const EVP_PKEY_METHOD *pmeth,
1656 int (**pctrl) (EVP_PKEY_CTX *ctx, int type, int p1,
1657 void *p2),
1658 int (**pctrl_str) (EVP_PKEY_CTX *ctx,
1659 const char *type,
1660 const char *value));
1661
1662 void EVP_PKEY_meth_get_check(const EVP_PKEY_METHOD *pmeth,
1663 int (**pcheck) (EVP_PKEY *pkey));
1664
1665 void EVP_PKEY_meth_get_public_check(const EVP_PKEY_METHOD *pmeth,
1666 int (**pcheck) (EVP_PKEY *pkey));
1667
1668 void EVP_PKEY_meth_get_param_check(const EVP_PKEY_METHOD *pmeth,
1669 int (**pcheck) (EVP_PKEY *pkey));
1670
1671 void EVP_PKEY_meth_get_digest_custom(EVP_PKEY_METHOD *pmeth,
1672 int (**pdigest_custom) (EVP_PKEY_CTX *ctx,
1673 EVP_MD_CTX *mctx));
1674 void EVP_add_alg_module(void);
1675
1676 /*
1677 * Convenient helper functions to transfer string based controls.
1678 * The callback gets called with the parsed value.
1679 */
1680 int EVP_str2ctrl(int (*cb)(void *ctx, int cmd, void *buf, size_t buflen),
1681 void *ctx, int cmd, const char *value);
1682 int EVP_hex2ctrl(int (*cb)(void *ctx, int cmd, void *buf, size_t buflen),
1683 void *ctx, int cmd, const char *hex);
1684
1685 # ifdef __cplusplus
1686 }
1687 # endif
1688 #endif
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