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size_t-fication of message digest APIs. We should size_t-fy more APIs...
[thirdparty/openssl.git] / crypto / evp / evp.h
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d02b48c6 1/* crypto/evp/evp.h */
58964a49 2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
d02b48c6
RE		 3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#ifndef HEADER_ENVELOPE_H
60#define HEADER_ENVELOPE_H
61
911ea946
UM		 62#ifdef OPENSSL_ALGORITHM_DEFINES
63# include <openssl/opensslconf.h>
64#else
65# define OPENSSL_ALGORITHM_DEFINES
66# include <openssl/opensslconf.h>
67# undef OPENSSL_ALGORITHM_DEFINES
68#endif
69
2aa9043a 70#include <openssl/ossl_typ.h>
d66ace9d 71
87ebdd8a
RL		 72#include <openssl/symhacks.h>
73
cf1b7d96 74#ifndef OPENSSL_NO_BIO
ef33b970
RL		 75#include <openssl/bio.h>
76#endif
d02b48c6 77
dbad1690 78/*
58964a49
RE		 79#define EVP_RC2_KEY_SIZE 16
80#define EVP_RC4_KEY_SIZE 16
81#define EVP_BLOWFISH_KEY_SIZE 16
82#define EVP_CAST5_KEY_SIZE 16
83#define EVP_RC5_32_12_16_KEY_SIZE 16
dbad1690 84*/
58964a49 85#define EVP_MAX_MD_SIZE (16+20) /* The SSLv3 md5+sha1 type */
3ab56511
RL		 86#define EVP_MAX_KEY_LENGTH 32
87#define EVP_MAX_IV_LENGTH 16
757e392d 88#define EVP_MAX_BLOCK_LENGTH 32
d02b48c6 89
8e21c146 90#define PKCS5_SALT_LEN 8
b7d135b3
DSH		 91/* Default PKCS#5 iteration count */
92#define PKCS5_DEFAULT_ITER 2048
8e21c146 93
ec577822 94#include <openssl/objects.h>
d02b48c6
RE		 95
96#define EVP_PK_RSA 0x0001
97#define EVP_PK_DSA 0x0002
98#define EVP_PK_DH 0x0004
5488bb61 99#define EVP_PK_EC 0x0008
d02b48c6
RE		 100#define EVP_PKT_SIGN 0x0010
101#define EVP_PKT_ENC 0x0020
102#define EVP_PKT_EXCH 0x0040
103#define EVP_PKS_RSA 0x0100
104#define EVP_PKS_DSA 0x0200
5488bb61 105#define EVP_PKS_EC 0x0400
d02b48c6
RE		 106#define EVP_PKT_EXP 0x1000 /* <= 512 bit key */
107
108#define EVP_PKEY_NONE NID_undef
109#define EVP_PKEY_RSA NID_rsaEncryption
110#define EVP_PKEY_RSA2 NID_rsa
111#define EVP_PKEY_DSA NID_dsa
58964a49 112#define EVP_PKEY_DSA1 NID_dsa_2
d02b48c6
RE		 113#define EVP_PKEY_DSA2 NID_dsaWithSHA
114#define EVP_PKEY_DSA3 NID_dsaWithSHA1
58964a49 115#define EVP_PKEY_DSA4 NID_dsaWithSHA1_2
d02b48c6 116#define EVP_PKEY_DH NID_dhKeyAgreement
14a7cfb3 117#define EVP_PKEY_EC NID_X9_62_id_ecPublicKey
d02b48c6 118
82271cee
RL		 119#ifdef __cplusplus
120extern "C" {
121#endif
122
58964a49
RE		 123/* Type needs to be a bit field
124 * Sub-type needs to be for variations on the method, as in, can it do
657e60fa 125 * arbitrary encryption.... */
d66ace9d 126struct evp_pkey_st
d02b48c6
RE		 127 {
128 int type;
129 int save_type;
130 int references;
131 union {
132 char *ptr;
cf1b7d96 133#ifndef OPENSSL_NO_RSA
d02b48c6 134 struct rsa_st *rsa; /* RSA */
f5d7a031 135#endif
cf1b7d96 136#ifndef OPENSSL_NO_DSA
d02b48c6 137 struct dsa_st *dsa; /* DSA */
f5d7a031 138#endif
cf1b7d96 139#ifndef OPENSSL_NO_DH
d02b48c6 140 struct dh_st *dh; /* DH */
4d94ae00 141#endif
14a7cfb3
BM		 142#ifndef OPENSSL_NO_EC
143 struct ec_key_st *eckey;/* ECC */
f5d7a031 144#endif
d02b48c6
RE		 145 } pkey;
146 int save_parameters;
4d29312c 147 STACK_OF(X509_ATTRIBUTE) *attributes; /* [ 0 ] */
b9fdb3eb 148 } /* EVP_PKEY */;
d02b48c6 149
58964a49
RE		 150#define EVP_PKEY_MO_SIGN 0x0001
151#define EVP_PKEY_MO_VERIFY 0x0002
152#define EVP_PKEY_MO_ENCRYPT 0x0004
153#define EVP_PKEY_MO_DECRYPT 0x0008
154
155#if 0
156/* This structure is required to tie the message digest and signing together.
157 * The lookup can be done by md/pkey_method, oid, oid/pkey_method, or
158 * oid, md and pkey.
159 * This is required because for various smart-card perform the digest and
160 * signing/verification on-board. To handle this case, the specific
161 * EVP_MD and EVP_PKEY_METHODs need to be closely associated.
dfeab068 162 * When a PKEY is created, it will have a EVP_PKEY_METHOD associated with it.
58964a49
RE		 163 * This can either be software or a token to provide the required low level
164 * routines.
165 */
166typedef struct evp_pkey_md_st
167 {
168 int oid;
169 EVP_MD *md;
170 EVP_PKEY_METHOD *pkey;
171 } EVP_PKEY_MD;
172
0ae645db 173#define EVP_rsa_md2() \
58964a49
RE		 174 EVP_PKEY_MD_add(NID_md2WithRSAEncryption,\
175 EVP_rsa_pkcs1(),EVP_md2())
0ae645db 176#define EVP_rsa_md5() \
58964a49
RE		 177 EVP_PKEY_MD_add(NID_md5WithRSAEncryption,\
178 EVP_rsa_pkcs1(),EVP_md5())
0ae645db 179#define EVP_rsa_sha0() \
58964a49
RE		 180 EVP_PKEY_MD_add(NID_shaWithRSAEncryption,\
181 EVP_rsa_pkcs1(),EVP_sha())
0ae645db 182#define EVP_rsa_sha1() \
58964a49
RE		 183 EVP_PKEY_MD_add(NID_sha1WithRSAEncryption,\
184 EVP_rsa_pkcs1(),EVP_sha1())
0ae645db 185#define EVP_rsa_ripemd160() \
58964a49
RE		 186 EVP_PKEY_MD_add(NID_ripemd160WithRSA,\
187 EVP_rsa_pkcs1(),EVP_ripemd160())
0ae645db 188#define EVP_rsa_mdc2() \
58964a49
RE		 189 EVP_PKEY_MD_add(NID_mdc2WithRSA,\
190 EVP_rsa_octet_string(),EVP_mdc2())
0ae645db 191#define EVP_dsa_sha() \
58964a49 192 EVP_PKEY_MD_add(NID_dsaWithSHA,\
46ffee47 193 EVP_dsa(),EVP_sha())
0ae645db 194#define EVP_dsa_sha1() \
58964a49
RE		 195 EVP_PKEY_MD_add(NID_dsaWithSHA1,\
196 EVP_dsa(),EVP_sha1())
197
198typedef struct evp_pkey_method_st
199 {
200 char *name;
201 int flags;
202 int type; /* RSA, DSA, an SSLeay specific constant */
203 int oid; /* For the pub-key type */
204 int encrypt_oid; /* pub/priv key encryption */
205
206 int (*sign)();
207 int (*verify)();
208 struct {
58964a49
RE		 209 int (*set)(); /* get and/or set the underlying type */
210 int (*get)();
211 int (*encrypt)();
212 int (*decrypt)();
213 int (*i2d)();
214 int (*d2i)();
215 int (*dup)();
216 } pub,priv;
217 int (*set_asn1_parameters)();
218 int (*get_asn1_parameters)();
219 } EVP_PKEY_METHOD;
220#endif
221
d02b48c6 222#ifndef EVP_MD
d66ace9d 223struct env_md_st
d02b48c6
RE		 224 {
225 int type;
226 int pkey_type;
227 int md_size;
26188931
BL		 228 unsigned long flags;
229 int (*init)(EVP_MD_CTX *ctx);
9e0aad9f 230 int (*update)(EVP_MD_CTX *ctx,const void *data,size_t count);
26188931
BL		 231 int (*final)(EVP_MD_CTX *ctx,unsigned char *md);
232 int (*copy)(EVP_MD_CTX *to,const EVP_MD_CTX *from);
e8330cf5 233 int (*cleanup)(EVP_MD_CTX *ctx);
d02b48c6 234
26188931 235 /* FIXME: prototype these some day */
d02b48c6
RE		 236 int (*sign)();
237 int (*verify)();
58964a49
RE		 238 int required_pkey_type[5]; /*EVP_PKEY_xxx */
239 int block_size;
dbad1690 240 int ctx_size; /* how big does the ctx->md_data need to be */
b9fdb3eb 241 } /* EVP_MD */;
d02b48c6 242
26188931
BL		 243#define EVP_MD_FLAG_ONESHOT 0x0001 /* digest can only handle a single
244 * block */
cfcefcbe 245
d02b48c6
RE		 246#define EVP_PKEY_NULL_method NULL,NULL,{0,0,0,0}
247
cf1b7d96 248#ifndef OPENSSL_NO_DSA
d02b48c6 249#define EVP_PKEY_DSA_method DSA_sign,DSA_verify, \
58964a49
RE		 250 {EVP_PKEY_DSA,EVP_PKEY_DSA2,EVP_PKEY_DSA3, \
251 EVP_PKEY_DSA4,0}
d02b48c6
RE		 252#else
253#define EVP_PKEY_DSA_method EVP_PKEY_NULL_method
254#endif
255
4d94ae00
BM		 256#ifndef OPENSSL_NO_ECDSA
257#define EVP_PKEY_ECDSA_method ECDSA_sign,ECDSA_verify, \
5488bb61 258 {EVP_PKEY_EC,0,0,0}
4d94ae00
BM		 259#else
260#define EVP_PKEY_ECDSA_method EVP_PKEY_NULL_method
261#endif
262
cf1b7d96 263#ifndef OPENSSL_NO_RSA
d02b48c6
RE		 264#define EVP_PKEY_RSA_method RSA_sign,RSA_verify, \
265 {EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
266#define EVP_PKEY_RSA_ASN1_OCTET_STRING_method \
267 RSA_sign_ASN1_OCTET_STRING, \
268 RSA_verify_ASN1_OCTET_STRING, \
269 {EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
270#else
271#define EVP_PKEY_RSA_method EVP_PKEY_NULL_method
272#define EVP_PKEY_RSA_ASN1_OCTET_STRING_method EVP_PKEY_NULL_method
273#endif
274
275#endif /* !EVP_MD */
276
26188931 277struct env_md_ctx_st
d02b48c6 278 {
e778802f 279 const EVP_MD *digest;
11a57c7b 280 ENGINE *engine; /* functional reference if 'digest' is ENGINE-provided */
26188931 281 unsigned long flags;
dbad1690 282 void *md_data;
26188931
BL		 283 } /* EVP_MD_CTX */;
284
285/* values for EVP_MD_CTX flags */
286
287#define EVP_MD_CTX_FLAG_ONESHOT 0x0001 /* digest update will be called
288 * once only */
0fea7ed4
BL		 289#define EVP_MD_CTX_FLAG_CLEANED 0x0002 /* context has already been
290 * cleaned */
d4575825
DSH		 291#define EVP_MD_CTX_FLAG_REUSE 0x0004 /* Don't free up ctx->md_data
292 * in EVP_MD_CTX_cleanup */
d02b48c6 293
7f060601 294struct evp_cipher_st
d02b48c6
RE		 295 {
296 int nid;
297 int block_size;
7f060601 298 int key_len; /* Default value for variable length ciphers */
d02b48c6 299 int iv_len;
7f060601 300 unsigned long flags; /* Various flags */
1921eaad
BL		 301 int (*init)(EVP_CIPHER_CTX *ctx, const unsigned char *key,
302 const unsigned char *iv, int enc); /* init key */
303 int (*do_cipher)(EVP_CIPHER_CTX *ctx, unsigned char *out,
304 const unsigned char *in, unsigned int inl);/* encrypt/decrypt data */
be06a934 305 int (*cleanup)(EVP_CIPHER_CTX *); /* cleanup ctx */
dbad1690 306 int ctx_size; /* how big ctx->cipher_data needs to be */
7f060601
DSH		 307 int (*set_asn1_parameters)(EVP_CIPHER_CTX *, ASN1_TYPE *); /* Populate a ASN1_TYPE with parameters */
308 int (*get_asn1_parameters)(EVP_CIPHER_CTX *, ASN1_TYPE *); /* Get parameters from a ASN1_TYPE */
309 int (*ctrl)(EVP_CIPHER_CTX *, int type, int arg, void *ptr); /* Miscellaneous operations */
360370d9 310 void *app_data; /* Application data */
e51d1321 311 } /* EVP_CIPHER */;
7f060601
DSH		 312
313/* Values for cipher flags */
314
360370d9 315/* Modes for ciphers */
7f060601 316
360370d9 317#define EVP_CIPH_STREAM_CIPHER 0x0
7f060601
DSH		 318#define EVP_CIPH_ECB_MODE 0x1
319#define EVP_CIPH_CBC_MODE 0x2
320#define EVP_CIPH_CFB_MODE 0x3
321#define EVP_CIPH_OFB_MODE 0x4
360370d9 322#define EVP_CIPH_MODE 0x7
7f060601
DSH		 323/* Set if variable length cipher */
324#define EVP_CIPH_VARIABLE_LENGTH 0x8
360370d9
DSH		 325/* Set if the iv handling should be done by the cipher itself */
326#define EVP_CIPH_CUSTOM_IV 0x10
327/* Set if the cipher's init() function should be called if key is NULL */
328#define EVP_CIPH_ALWAYS_CALL_INIT 0x20
57ae2e24
DSH		 329/* Call ctrl() to init cipher parameters */
330#define EVP_CIPH_CTRL_INIT 0x40
331/* Don't use standard key length function */
332#define EVP_CIPH_CUSTOM_KEY_LENGTH 0x80
f2e5ca84
DSH		 333/* Don't use standard block padding */
334#define EVP_CIPH_NO_PADDING 0x100
216659eb
DSH		 335/* cipher handles random key generation */
336#define EVP_CIPH_RAND_KEY 0x200
7f060601 337
57ae2e24
DSH		 338/* ctrl() values */
339
340#define EVP_CTRL_INIT 0x0
341#define EVP_CTRL_SET_KEY_LENGTH 0x1
342#define EVP_CTRL_GET_RC2_KEY_BITS 0x2
343#define EVP_CTRL_SET_RC2_KEY_BITS 0x3
344#define EVP_CTRL_GET_RC5_ROUNDS 0x4
345#define EVP_CTRL_SET_RC5_ROUNDS 0x5
216659eb 346#define EVP_CTRL_RAND_KEY 0x6
d02b48c6
RE		 347
348typedef struct evp_cipher_info_st
349 {
e778802f 350 const EVP_CIPHER *cipher;
d02b48c6
RE		 351 unsigned char iv[EVP_MAX_IV_LENGTH];
352 } EVP_CIPHER_INFO;
353
7f060601 354struct evp_cipher_ctx_st
d02b48c6 355 {
e778802f 356 const EVP_CIPHER *cipher;
11a57c7b 357 ENGINE *engine; /* functional reference if 'cipher' is ENGINE-provided */
d02b48c6
RE		 358 int encrypt; /* encrypt or decrypt */
359 int buf_len; /* number we have left */
58964a49
RE		 360
361 unsigned char oiv[EVP_MAX_IV_LENGTH]; /* original iv */
362 unsigned char iv[EVP_MAX_IV_LENGTH]; /* working iv */
757e392d 363 unsigned char buf[EVP_MAX_BLOCK_LENGTH];/* saved partial block */
58964a49
RE		 364 int num; /* used by cfb/ofb mode */
365
7f060601
DSH		 366 void *app_data; /* application stuff */
367 int key_len; /* May change for variable length cipher */
f2e5ca84 368 unsigned long flags; /* Various flags */
dbad1690 369 void *cipher_data; /* per EVP data */
c148d709
BL		 370 int final_used;
371 int block_mask;
372 unsigned char final[EVP_MAX_BLOCK_LENGTH];/* possible final block */
e51d1321 373 } /* EVP_CIPHER_CTX */;
d02b48c6
RE		 374
375typedef struct evp_Encode_Ctx_st
376 {
377 int num; /* number saved in a partial encode/decode */
378 int length; /* The length is either the output line length
379 * (in input bytes) or the shortest input line
380 * length that is ok. Once decoding begins,
381 * the length is adjusted up each time a longer
382 * line is decoded */
383 unsigned char enc_data[80]; /* data to encode */
384 int line_num; /* number read on current line */
58964a49 385 int expect_nl;
d02b48c6
RE		 386 } EVP_ENCODE_CTX;
387
cfcefcbe 388/* Password based encryption function */
2bd83ca1 389typedef int (EVP_PBE_KEYGEN)(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
13588350
DSH		 390 ASN1_TYPE *param, const EVP_CIPHER *cipher,
391 const EVP_MD *md, int en_de);
cfcefcbe 392
cf1b7d96 393#ifndef OPENSSL_NO_RSA
d02b48c6
RE		 394#define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
395 (char *)(rsa))
9ef9e785
RL		 396#endif
397
cf1b7d96 398#ifndef OPENSSL_NO_DSA
d02b48c6
RE		 399#define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
400 (char *)(dsa))
9ef9e785
RL		 401#endif
402
cf1b7d96 403#ifndef OPENSSL_NO_DH
d02b48c6
RE		 404#define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,\
405 (char *)(dh))
9ef9e785 406#endif
d02b48c6 407
14a7cfb3
BM		 408#ifndef OPENSSL_NO_EC
409#define EVP_PKEY_assign_EC_KEY(pkey,eckey) EVP_PKEY_assign((pkey),EVP_PKEY_EC,\
410 (char *)(eckey))
4d94ae00
BM		 411#endif
412
d02b48c6
RE		 413/* Add some extra combinations */
414#define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
415#define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
416#define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
417#define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
418
419#define EVP_MD_type(e) ((e)->type)
4897dc40
BL		 420#define EVP_MD_nid(e) EVP_MD_type(e)
421#define EVP_MD_name(e) OBJ_nid2sn(EVP_MD_nid(e))
d02b48c6
RE		 422#define EVP_MD_pkey_type(e) ((e)->pkey_type)
423#define EVP_MD_size(e) ((e)->md_size)
58964a49
RE		 424#define EVP_MD_block_size(e) ((e)->block_size)
425
72b60351 426#define EVP_MD_CTX_md(e) ((e)->digest)
58964a49
RE		 427#define EVP_MD_CTX_size(e) EVP_MD_size((e)->digest)
428#define EVP_MD_CTX_block_size(e) EVP_MD_block_size((e)->digest)
72b60351 429#define EVP_MD_CTX_type(e) EVP_MD_type((e)->digest)
d02b48c6
RE		 430
431#define EVP_CIPHER_nid(e) ((e)->nid)
0e360199 432#define EVP_CIPHER_name(e) OBJ_nid2sn(EVP_CIPHER_nid(e))
d02b48c6
RE		 433#define EVP_CIPHER_block_size(e) ((e)->block_size)
434#define EVP_CIPHER_key_length(e) ((e)->key_len)
435#define EVP_CIPHER_iv_length(e) ((e)->iv_len)
360370d9 436#define EVP_CIPHER_flags(e) ((e)->flags)
e5d6528a 437#define EVP_CIPHER_mode(e) (((e)->flags) & EVP_CIPH_MODE)
d02b48c6
RE		 438
439#define EVP_CIPHER_CTX_cipher(e) ((e)->cipher)
440#define EVP_CIPHER_CTX_nid(e) ((e)->cipher->nid)
441#define EVP_CIPHER_CTX_block_size(e) ((e)->cipher->block_size)
7f060601 442#define EVP_CIPHER_CTX_key_length(e) ((e)->key_len)
d02b48c6
RE		 443#define EVP_CIPHER_CTX_iv_length(e) ((e)->cipher->iv_len)
444#define EVP_CIPHER_CTX_get_app_data(e) ((e)->app_data)
445#define EVP_CIPHER_CTX_set_app_data(e,d) ((e)->app_data=(char *)(d))
884e8ec6 446#define EVP_CIPHER_CTX_type(c) EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c))
360370d9
DSH		 447#define EVP_CIPHER_CTX_flags(e) ((e)->cipher->flags)
448#define EVP_CIPHER_CTX_mode(e) ((e)->cipher->flags & EVP_CIPH_MODE)
d02b48c6
RE		 449
450#define EVP_ENCODE_LENGTH(l) (((l+2)/3*4)+(l/48+1)*2+80)
451#define EVP_DECODE_LENGTH(l) ((l+3)/4*3+80)
452
20d2186c 453#define EVP_SignInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
d02b48c6
RE		 454#define EVP_SignInit(a,b) EVP_DigestInit(a,b)
455#define EVP_SignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
20d2186c 456#define EVP_VerifyInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
d02b48c6
RE		 457#define EVP_VerifyInit(a,b) EVP_DigestInit(a,b)
458#define EVP_VerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
459#define EVP_OpenUpdate(a,b,c,d,e) EVP_DecryptUpdate(a,b,c,d,e)
460#define EVP_SealUpdate(a,b,c,d,e) EVP_EncryptUpdate(a,b,c,d,e)
461
e778802f
BL		 462#ifdef CONST_STRICT
463void BIO_set_md(BIO *,const EVP_MD *md);
464#else
465# define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,0,(char *)md)
466#endif
d02b48c6
RE		 467#define BIO_get_md(b,mdp) BIO_ctrl(b,BIO_C_GET_MD,0,(char *)mdp)
468#define BIO_get_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_GET_MD_CTX,0,(char *)mdcp)
469#define BIO_get_cipher_status(b) BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
dfeab068 470#define BIO_get_cipher_ctx(b,c_pp) BIO_ctrl(b,BIO_C_GET_CIPHER_CTX,0,(char *)c_pp)
d02b48c6
RE		 471
472#define EVP_Cipher(c,o,i,l) (c)->cipher->do_cipher((c),(o),(i),(l))
473
dfeab068
RE		 474#define EVP_add_cipher_alias(n,alias) \
475 OBJ_NAME_add((alias),OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS,(n))
476#define EVP_add_digest_alias(n,alias) \
477 OBJ_NAME_add((alias),OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,(n))
478#define EVP_delete_cipher_alias(alias) \
479 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS);
480#define EVP_delete_digest_alias(alias) \
481 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS);
482
dbad1690
BL		 483void EVP_MD_CTX_init(EVP_MD_CTX *ctx);
484int EVP_MD_CTX_cleanup(EVP_MD_CTX *ctx);
485EVP_MD_CTX *EVP_MD_CTX_create(void);
486void EVP_MD_CTX_destroy(EVP_MD_CTX *ctx);
20d2186c 487int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out,const EVP_MD_CTX *in);
26188931 488#define EVP_MD_CTX_set_flags(ctx,flgs) ((ctx)->flags|=(flgs))
0fea7ed4
BL		 489#define EVP_MD_CTX_clear_flags(ctx,flgs) ((ctx)->flags&=~(flgs))
490#define EVP_MD_CTX_test_flags(ctx,flgs) ((ctx)->flags&(flgs))
11a57c7b 491int EVP_DigestInit_ex(EVP_MD_CTX *ctx, const EVP_MD *type, ENGINE *impl);
2dc769a1 492int EVP_DigestUpdate(EVP_MD_CTX *ctx,const void *d,
9e0aad9f 493 size_t cnt);
20d2186c 494int EVP_DigestFinal_ex(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s);
9e0aad9f 495int EVP_Digest(const void *data, size_t count,
20d2186c
DSH		 496 unsigned char *md, unsigned int *size, const EVP_MD *type, ENGINE *impl);
497
498int EVP_MD_CTX_copy(EVP_MD_CTX *out,const EVP_MD_CTX *in);
499int EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
500int EVP_DigestFinal(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s);
d02b48c6 501
e778802f 502int EVP_read_pw_string(char *buf,int length,const char *prompt,int verify);
875a644a 503void EVP_set_pw_prompt(const char *prompt);
d02b48c6
RE		 504char * EVP_get_pw_prompt(void);
505
854e076d
LJ		 506int EVP_BytesToKey(const EVP_CIPHER *type,const EVP_MD *md,
507 const unsigned char *salt, const unsigned char *data,
508 int datal, int count, unsigned char *key,unsigned char *iv);
d02b48c6 509
c500d447 510int EVP_EncryptInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher,
0e360199 511 const unsigned char *key, const unsigned char *iv);
c500d447 512int EVP_EncryptInit_ex(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher, ENGINE *impl,
11a57c7b 513 const unsigned char *key, const unsigned char *iv);
be06a934 514int EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
0e360199 515 int *outl, const unsigned char *in, int inl);
581f1c84 516int EVP_EncryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
be06a934 517int EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
d02b48c6 518
c500d447 519int EVP_DecryptInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher,
0e360199 520 const unsigned char *key, const unsigned char *iv);
c500d447 521int EVP_DecryptInit_ex(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher, ENGINE *impl,
11a57c7b 522 const unsigned char *key, const unsigned char *iv);
be06a934 523int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
0e360199 524 int *outl, const unsigned char *in, int inl);
d02b48c6 525int EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
581f1c84 526int EVP_DecryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
d02b48c6 527
c500d447 528int EVP_CipherInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher,
0e360199
BL		 529 const unsigned char *key,const unsigned char *iv,
530 int enc);
c500d447 531int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher, ENGINE *impl,
11a57c7b
GT		 532 const unsigned char *key,const unsigned char *iv,
533 int enc);
be06a934 534int EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
0e360199 535 int *outl, const unsigned char *in, int inl);
d02b48c6 536int EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
581f1c84 537int EVP_CipherFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
d02b48c6
RE		 538
539int EVP_SignFinal(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s,
540 EVP_PKEY *pkey);
541
875a644a 542int EVP_VerifyFinal(EVP_MD_CTX *ctx,const unsigned char *sigbuf,
d02b48c6
RE		 543 unsigned int siglen,EVP_PKEY *pkey);
544
875a644a
RL		 545int EVP_OpenInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *type,
546 const unsigned char *ek, int ekl, const unsigned char *iv,
547 EVP_PKEY *priv);
d02b48c6
RE		 548int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
549
875a644a
RL		 550int EVP_SealInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
551 unsigned char **ek, int *ekl, unsigned char *iv,
552 EVP_PKEY **pubk, int npubk);
e9ba6963 553int EVP_SealFinal(EVP_CIPHER_CTX *ctx,unsigned char *out,int *outl);
d02b48c6
RE		 554
555void EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
875a644a
RL		 556void EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl,
557 const unsigned char *in,int inl);
d02b48c6 558void EVP_EncodeFinal(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl);
092ec334 559int EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int n);
d02b48c6
RE		 560
561void EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
562int EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl,
875a644a 563 const unsigned char *in, int inl);
d02b48c6
RE		 564int EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned
565 char *out, int *outl);
092ec334 566int EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n);
d02b48c6 567
58964a49 568void EVP_CIPHER_CTX_init(EVP_CIPHER_CTX *a);
be06a934 569int EVP_CIPHER_CTX_cleanup(EVP_CIPHER_CTX *a);
7f060601 570int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *x, int keylen);
f2e5ca84 571int EVP_CIPHER_CTX_set_padding(EVP_CIPHER_CTX *c, int pad);
49528751 572int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr);
216659eb 573int EVP_CIPHER_CTX_rand_key(EVP_CIPHER_CTX *ctx, unsigned char *key);
d02b48c6 574
cf1b7d96 575#ifndef OPENSSL_NO_BIO
d02b48c6
RE		 576BIO_METHOD *BIO_f_md(void);
577BIO_METHOD *BIO_f_base64(void);
578BIO_METHOD *BIO_f_cipher(void);
55ab3bf7 579BIO_METHOD *BIO_f_reliable(void);
875a644a
RL		 580void BIO_set_cipher(BIO *b,const EVP_CIPHER *c,const unsigned char *k,
581 const unsigned char *i, int enc);
d02b48c6
RE		 582#endif
583
13588350 584const EVP_MD *EVP_md_null(void);
cf1b7d96 585#ifndef OPENSSL_NO_MD2
13588350 586const EVP_MD *EVP_md2(void);
9ef9e785 587#endif
cf1b7d96 588#ifndef OPENSSL_NO_MD4
13588350 589const EVP_MD *EVP_md4(void);
9ef9e785 590#endif
cf1b7d96 591#ifndef OPENSSL_NO_MD5
13588350 592const EVP_MD *EVP_md5(void);
9ef9e785 593#endif
cf1b7d96 594#ifndef OPENSSL_NO_SHA
13588350
DSH		 595const EVP_MD *EVP_sha(void);
596const EVP_MD *EVP_sha1(void);
597const EVP_MD *EVP_dss(void);
598const EVP_MD *EVP_dss1(void);
4d94ae00 599const EVP_MD *EVP_ecdsa(void);
9ef9e785 600#endif
cf1b7d96 601#ifndef OPENSSL_NO_MDC2
13588350 602const EVP_MD *EVP_mdc2(void);
9ef9e785 603#endif
cf1b7d96 604#ifndef OPENSSL_NO_RIPEMD
13588350 605const EVP_MD *EVP_ripemd160(void);
9ef9e785 606#endif
13588350 607const EVP_CIPHER *EVP_enc_null(void); /* does nothing :-) */
cf1b7d96 608#ifndef OPENSSL_NO_DES
13588350
DSH		 609const EVP_CIPHER *EVP_des_ecb(void);
610const EVP_CIPHER *EVP_des_ede(void);
611const EVP_CIPHER *EVP_des_ede3(void);
65ee74fb
LJ		 612const EVP_CIPHER *EVP_des_ede_ecb(void);
613const EVP_CIPHER *EVP_des_ede3_ecb(void);
8d1ebe0b
RL		 614const EVP_CIPHER *EVP_des_cfb64(void);
615# define EVP_des_cfb EVP_des_cfb64
616const EVP_CIPHER *EVP_des_cfb1(void);
617const EVP_CIPHER *EVP_des_cfb8(void);
618const EVP_CIPHER *EVP_des_ede_cfb64(void);
619# define EVP_des_ede_cfb EVP_des_ede_cfb64
620#if 0
621const EVP_CIPHER *EVP_des_ede_cfb1(void);
622const EVP_CIPHER *EVP_des_ede_cfb8(void);
623#endif
624const EVP_CIPHER *EVP_des_ede3_cfb64(void);
625# define EVP_des_ede3_cfb EVP_des_ede3_cfb64
626const EVP_CIPHER *EVP_des_ede3_cfb1(void);
627const EVP_CIPHER *EVP_des_ede3_cfb8(void);
13588350
DSH		 628const EVP_CIPHER *EVP_des_ofb(void);
629const EVP_CIPHER *EVP_des_ede_ofb(void);
630const EVP_CIPHER *EVP_des_ede3_ofb(void);
631const EVP_CIPHER *EVP_des_cbc(void);
632const EVP_CIPHER *EVP_des_ede_cbc(void);
633const EVP_CIPHER *EVP_des_ede3_cbc(void);
634const EVP_CIPHER *EVP_desx_cbc(void);
11a57c7b
GT		 635/* This should now be supported through the dev_crypto ENGINE. But also, why are
636 * rc4 and md5 declarations made here inside a "NO_DES" precompiler branch? */
637#if 0
c518ade1
BL		 638# ifdef OPENSSL_OPENBSD_DEV_CRYPTO
639const EVP_CIPHER *EVP_dev_crypto_des_ede3_cbc(void);
82b22305 640const EVP_CIPHER *EVP_dev_crypto_rc4(void);
4897dc40 641const EVP_MD *EVP_dev_crypto_md5(void);
c518ade1 642# endif
9ef9e785 643#endif
11a57c7b 644#endif
cf1b7d96 645#ifndef OPENSSL_NO_RC4
13588350
DSH		 646const EVP_CIPHER *EVP_rc4(void);
647const EVP_CIPHER *EVP_rc4_40(void);
9ef9e785 648#endif
cf1b7d96 649#ifndef OPENSSL_NO_IDEA
13588350 650const EVP_CIPHER *EVP_idea_ecb(void);
8d1ebe0b
RL		 651const EVP_CIPHER *EVP_idea_cfb64(void);
652# define EVP_idea_cfb EVP_idea_cfb64
13588350
DSH		 653const EVP_CIPHER *EVP_idea_ofb(void);
654const EVP_CIPHER *EVP_idea_cbc(void);
9ef9e785 655#endif
cf1b7d96 656#ifndef OPENSSL_NO_RC2
13588350
DSH		 657const EVP_CIPHER *EVP_rc2_ecb(void);
658const EVP_CIPHER *EVP_rc2_cbc(void);
659const EVP_CIPHER *EVP_rc2_40_cbc(void);
660const EVP_CIPHER *EVP_rc2_64_cbc(void);
8d1ebe0b
RL		 661const EVP_CIPHER *EVP_rc2_cfb64(void);
662# define EVP_rc2_cfb EVP_rc2_cfb64
13588350 663const EVP_CIPHER *EVP_rc2_ofb(void);
9ef9e785 664#endif
cf1b7d96 665#ifndef OPENSSL_NO_BF
13588350
DSH		 666const EVP_CIPHER *EVP_bf_ecb(void);
667const EVP_CIPHER *EVP_bf_cbc(void);
8d1ebe0b
RL		 668const EVP_CIPHER *EVP_bf_cfb64(void);
669# define EVP_bf_cfb EVP_bf_cfb64
13588350 670const EVP_CIPHER *EVP_bf_ofb(void);
9ef9e785 671#endif
cf1b7d96 672#ifndef OPENSSL_NO_CAST
13588350
DSH		 673const EVP_CIPHER *EVP_cast5_ecb(void);
674const EVP_CIPHER *EVP_cast5_cbc(void);
8d1ebe0b
RL		 675const EVP_CIPHER *EVP_cast5_cfb64(void);
676# define EVP_cast5_cfb EVP_cast5_cfb64
13588350 677const EVP_CIPHER *EVP_cast5_ofb(void);
9ef9e785 678#endif
cf1b7d96 679#ifndef OPENSSL_NO_RC5
13588350
DSH		 680const EVP_CIPHER *EVP_rc5_32_12_16_cbc(void);
681const EVP_CIPHER *EVP_rc5_32_12_16_ecb(void);
8d1ebe0b
RL		 682const EVP_CIPHER *EVP_rc5_32_12_16_cfb64(void);
683# define EVP_rc5_32_12_16_cfb EVP_rc5_32_12_16_cfb64
13588350 684const EVP_CIPHER *EVP_rc5_32_12_16_ofb(void);
9ef9e785 685#endif
cf1b7d96 686#ifndef OPENSSL_NO_AES
13588350
DSH		 687const EVP_CIPHER *EVP_aes_128_ecb(void);
688const EVP_CIPHER *EVP_aes_128_cbc(void);
8d1ebe0b
RL		 689const EVP_CIPHER *EVP_aes_128_cfb1(void);
690const EVP_CIPHER *EVP_aes_128_cfb8(void);
691const EVP_CIPHER *EVP_aes_128_cfb128(void);
692# define EVP_aes_128_cfb EVP_aes_128_cfb128
bd54d55c
RL		 693const EVP_CIPHER *EVP_aes_128_ofb(void);
694#if 0
695const EVP_CIPHER *EVP_aes_128_ctr(void);
696#endif
13588350
DSH		 697const EVP_CIPHER *EVP_aes_192_ecb(void);
698const EVP_CIPHER *EVP_aes_192_cbc(void);
8d1ebe0b
RL		 699const EVP_CIPHER *EVP_aes_192_cfb1(void);
700const EVP_CIPHER *EVP_aes_192_cfb8(void);
701const EVP_CIPHER *EVP_aes_192_cfb128(void);
702# define EVP_aes_192_cfb EVP_aes_192_cfb128
bd54d55c
RL		 703const EVP_CIPHER *EVP_aes_192_ofb(void);
704#if 0
705const EVP_CIPHER *EVP_aes_192_ctr(void);
706#endif
13588350
DSH		 707const EVP_CIPHER *EVP_aes_256_ecb(void);
708const EVP_CIPHER *EVP_aes_256_cbc(void);
8d1ebe0b
RL		 709const EVP_CIPHER *EVP_aes_256_cfb1(void);
710const EVP_CIPHER *EVP_aes_256_cfb8(void);
711const EVP_CIPHER *EVP_aes_256_cfb128(void);
712# define EVP_aes_256_cfb EVP_aes_256_cfb128
bd54d55c
RL		 713const EVP_CIPHER *EVP_aes_256_ofb(void);
714#if 0
715const EVP_CIPHER *EVP_aes_256_ctr(void);
716#endif
3ab56511
RL		 717#endif
718
e84be9b4
DSH		 719void OPENSSL_add_all_algorithms_noconf(void);
720void OPENSSL_add_all_algorithms_conf(void);
721
722#ifdef OPENSSL_LOAD_CONF
723#define OpenSSL_add_all_algorithms() \
724 OPENSSL_add_all_algorithms_conf()
725#else
726#define OpenSSL_add_all_algorithms() \
727 OPENSSL_add_all_algorithms_noconf()
728#endif
729
af57d843
DSH		 730void OpenSSL_add_all_ciphers(void);
731void OpenSSL_add_all_digests(void);
732#define SSLeay_add_all_algorithms() OpenSSL_add_all_algorithms()
733#define SSLeay_add_all_ciphers() OpenSSL_add_all_ciphers()
734#define SSLeay_add_all_digests() OpenSSL_add_all_digests()
d02b48c6 735
13588350
DSH		 736int EVP_add_cipher(const EVP_CIPHER *cipher);
737int EVP_add_digest(const EVP_MD *digest);
d02b48c6 738
e778802f
BL		 739const EVP_CIPHER *EVP_get_cipherbyname(const char *name);
740const EVP_MD *EVP_get_digestbyname(const char *name);
d02b48c6
RE		 741void EVP_cleanup(void);
742
875a644a
RL		 743int EVP_PKEY_decrypt(unsigned char *dec_key,
744 const unsigned char *enc_key,int enc_key_len,
745 EVP_PKEY *private_key);
58964a49 746int EVP_PKEY_encrypt(unsigned char *enc_key,
875a644a
RL		 747 const unsigned char *key,int key_len,
748 EVP_PKEY *pub_key);
d02b48c6 749int EVP_PKEY_type(int type);
58964a49 750int EVP_PKEY_bits(EVP_PKEY *pkey);
d02b48c6
RE		 751int EVP_PKEY_size(EVP_PKEY *pkey);
752int EVP_PKEY_assign(EVP_PKEY *pkey,int type,char *key);
bb2297a4 753
cf1b7d96 754#ifndef OPENSSL_NO_RSA
bb2297a4
BL		 755struct rsa_st;
756int EVP_PKEY_set1_RSA(EVP_PKEY *pkey,struct rsa_st *key);
757struct rsa_st *EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
12aefe78 758#endif
cf1b7d96 759#ifndef OPENSSL_NO_DSA
bb2297a4
BL		 760struct dsa_st;
761int EVP_PKEY_set1_DSA(EVP_PKEY *pkey,struct dsa_st *key);
762struct dsa_st *EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
12aefe78 763#endif
cf1b7d96 764#ifndef OPENSSL_NO_DH
bb2297a4
BL		 765struct dh_st;
766int EVP_PKEY_set1_DH(EVP_PKEY *pkey,struct dh_st *key);
767struct dh_st *EVP_PKEY_get1_DH(EVP_PKEY *pkey);
12aefe78 768#endif
14a7cfb3
BM		 769#ifndef OPENSSL_NO_EC
770struct ec_key_st;
771int EVP_PKEY_set1_EC_KEY(EVP_PKEY *pkey,struct ec_key_st *key);
772struct ec_key_st *EVP_PKEY_get1_EC_KEY(EVP_PKEY *pkey);
4d94ae00 773#endif
bb2297a4 774
d02b48c6
RE		 775EVP_PKEY * EVP_PKEY_new(void);
776void EVP_PKEY_free(EVP_PKEY *pkey);
875a644a 777EVP_PKEY * d2i_PublicKey(int type,EVP_PKEY **a, const unsigned char **pp,
d02b48c6
RE		 778 long length);
779int i2d_PublicKey(EVP_PKEY *a, unsigned char **pp);
780
875a644a 781EVP_PKEY * d2i_PrivateKey(int type,EVP_PKEY **a, const unsigned char **pp,
d02b48c6 782 long length);
875a644a 783EVP_PKEY * d2i_AutoPrivateKey(EVP_PKEY **a, const unsigned char **pp,
20432eae 784 long length);
d02b48c6
RE		 785int i2d_PrivateKey(EVP_PKEY *a, unsigned char **pp);
786
af0f0f3e
RL		 787int EVP_PKEY_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from);
788int EVP_PKEY_missing_parameters(const EVP_PKEY *pkey);
d02b48c6 789int EVP_PKEY_save_parameters(EVP_PKEY *pkey,int mode);
af0f0f3e 790int EVP_PKEY_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b);
58964a49 791
af0f0f3e 792int EVP_PKEY_cmp(const EVP_PKEY *a, const EVP_PKEY *b);
e6526fbf 793
84fa704c 794int EVP_CIPHER_type(const EVP_CIPHER *ctx);
884e8ec6 795
58964a49
RE		 796/* calls methods */
797int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
798int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
799
800/* These are used by EVP_CIPHER methods */
801int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c,ASN1_TYPE *type);
802int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c,ASN1_TYPE *type);
d02b48c6 803
b0c6fb80 804/* PKCS5 password based encryption */
2bd83ca1 805int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
13588350 806 ASN1_TYPE *param, const EVP_CIPHER *cipher, const EVP_MD *md,
2bd83ca1 807 int en_de);
97e4a932 808int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,
875a644a 809 const unsigned char *salt, int saltlen, int iter,
72fbe87d 810 int keylen, unsigned char *out);
97e4a932 811int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
13588350 812 ASN1_TYPE *param, const EVP_CIPHER *cipher, const EVP_MD *md,
97e4a932 813 int en_de);
b0c6fb80 814
600dec15
DSH		 815void PKCS5_PBE_add(void);
816
69cbf468
DSH		 817int EVP_PBE_CipherInit (ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
818 ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de);
13588350 819int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md,
69cbf468
DSH		 820 EVP_PBE_KEYGEN *keygen);
821void EVP_PBE_cleanup(void);
822
d02b48c6 823/* BEGIN ERROR CODES */
6d311938
DSH		 824/* The following lines are auto generated by the script mkerr.pl. Any changes
825 * made after this point may be overwritten when the script is next run.
826 */
11a57c7b 827void ERR_load_EVP_strings(void);
6d311938 828
d02b48c6
RE		 829/* Error codes for the EVP functions. */
830
831/* Function codes. */
8d1ebe0b 832#define EVP_F_AES_INIT_KEY 133
d02b48c6 833#define EVP_F_D2I_PKEY 100
4d94ae00 834#define EVP_F_ECDSA_PKEY2PKCS8 129
14a7cfb3 835#define EVP_F_EC_KEY_PKEY2PKCS8 132
360370d9 836#define EVP_F_EVP_CIPHERINIT 123
49528751 837#define EVP_F_EVP_CIPHER_CTX_CTRL 124
7f060601 838#define EVP_F_EVP_CIPHER_CTX_SET_KEY_LENGTH 122
d02b48c6 839#define EVP_F_EVP_DECRYPTFINAL 101
11a57c7b 840#define EVP_F_EVP_DIGESTINIT 128
f2e5ca84 841#define EVP_F_EVP_ENCRYPTFINAL 127
cfcefcbe 842#define EVP_F_EVP_MD_CTX_COPY 110
d02b48c6 843#define EVP_F_EVP_OPENINIT 102
cfcefcbe
DSH		 844#define EVP_F_EVP_PBE_ALG_ADD 115
845#define EVP_F_EVP_PBE_CIPHERINIT 116
846#define EVP_F_EVP_PKCS82PKEY 111
847#define EVP_F_EVP_PKCS8_SET_BROKEN 112
848#define EVP_F_EVP_PKEY2PKCS8 113
d02b48c6 849#define EVP_F_EVP_PKEY_COPY_PARAMETERS 103
58964a49
RE		 850#define EVP_F_EVP_PKEY_DECRYPT 104
851#define EVP_F_EVP_PKEY_ENCRYPT 105
c7cb16a8
DSH		 852#define EVP_F_EVP_PKEY_GET1_DH 119
853#define EVP_F_EVP_PKEY_GET1_DSA 120
4d94ae00 854#define EVP_F_EVP_PKEY_GET1_ECDSA 130
14a7cfb3 855#define EVP_F_EVP_PKEY_GET1_EC_KEY 131
c7cb16a8 856#define EVP_F_EVP_PKEY_GET1_RSA 121
0202197d 857#define EVP_F_EVP_PKEY_NEW 106
3ab56511 858#define EVP_F_EVP_RIJNDAEL 126
58964a49
RE		 859#define EVP_F_EVP_SIGNFINAL 107
860#define EVP_F_EVP_VERIFYFINAL 108
97e4a932
DSH		 861#define EVP_F_PKCS5_PBE_KEYIVGEN 117
862#define EVP_F_PKCS5_V2_PBE_KEYIVGEN 118
dfeab068 863#define EVP_F_RC2_MAGIC_TO_METH 109
49528751 864#define EVP_F_RC5_CTRL 125
d02b48c6
RE		 865
866/* Reason codes. */
8d1ebe0b 867#define EVP_R_AES_KEY_SETUP_FAILED 143
4d94ae00 868#define EVP_R_ASN1_LIB 140
3ab56511 869#define EVP_R_BAD_BLOCK_LENGTH 136
d02b48c6 870#define EVP_R_BAD_DECRYPT 100
3ab56511 871#define EVP_R_BAD_KEY_LENGTH 137
cfcefcbe
DSH		 872#define EVP_R_BN_DECODE_ERROR 112
873#define EVP_R_BN_PUBKEY_ERROR 113
97e4a932 874#define EVP_R_CIPHER_PARAMETER_ERROR 122
49528751
DSH		 875#define EVP_R_CTRL_NOT_IMPLEMENTED 132
876#define EVP_R_CTRL_OPERATION_NOT_IMPLEMENTED 133
f2e5ca84 877#define EVP_R_DATA_NOT_MULTIPLE_OF_BLOCK_LENGTH 138
cfcefcbe 878#define EVP_R_DECODE_ERROR 114
d02b48c6 879#define EVP_R_DIFFERENT_KEY_TYPES 101
cfcefcbe
DSH		 880#define EVP_R_ENCODE_ERROR 115
881#define EVP_R_EVP_PBE_CIPHERINIT_ERROR 119
f769ce3e
DSH		 882#define EVP_R_EXPECTING_AN_RSA_KEY 127
883#define EVP_R_EXPECTING_A_DH_KEY 128
884#define EVP_R_EXPECTING_A_DSA_KEY 129
4d94ae00 885#define EVP_R_EXPECTING_A_ECDSA_KEY 141
14a7cfb3 886#define EVP_R_EXPECTING_A_EC_KEY 142
49528751 887#define EVP_R_INITIALIZATION_ERROR 134
df82f5c8 888#define EVP_R_INPUT_NOT_INITIALIZED 111
7f060601 889#define EVP_R_INVALID_KEY_LENGTH 130
d02b48c6 890#define EVP_R_IV_TOO_LARGE 102
cfcefcbe 891#define EVP_R_KEYGEN_FAILURE 120
657e60fa 892#define EVP_R_MISSING_PARAMETERS 103
360370d9 893#define EVP_R_NO_CIPHER_SET 131
11a57c7b 894#define EVP_R_NO_DIGEST_SET 139
cfcefcbe 895#define EVP_R_NO_DSA_PARAMETERS 116
d02b48c6
RE		 896#define EVP_R_NO_SIGN_FUNCTION_CONFIGURED 104
897#define EVP_R_NO_VERIFY_FUNCTION_CONFIGURED 105
cfcefcbe 898#define EVP_R_PKCS8_UNKNOWN_BROKEN_TYPE 117
d02b48c6 899#define EVP_R_PUBLIC_KEY_NOT_RSA 106
cfcefcbe 900#define EVP_R_UNKNOWN_PBE_ALGORITHM 121
49528751 901#define EVP_R_UNSUPORTED_NUMBER_OF_ROUNDS 135
d02b48c6 902#define EVP_R_UNSUPPORTED_CIPHER 107
97e4a932
DSH		 903#define EVP_R_UNSUPPORTED_KEYLENGTH 123
904#define EVP_R_UNSUPPORTED_KEY_DERIVATION_FUNCTION 124
dfeab068 905#define EVP_R_UNSUPPORTED_KEY_SIZE 108
97e4a932 906#define EVP_R_UNSUPPORTED_PRF 125
cfcefcbe 907#define EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM 118
97e4a932 908#define EVP_R_UNSUPPORTED_SALT_TYPE 126
dfeab068
RE		 909#define EVP_R_WRONG_FINAL_BLOCK_LENGTH 109
910#define EVP_R_WRONG_PUBLIC_KEY_TYPE 110
6d311938 911
d02b48c6
RE		 912#ifdef __cplusplus
913}
914#endif
915#endif
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