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1/* crypto/evp/evp.h */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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
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
70#include <openssl/ossl_typ.h>
71
72#include <openssl/symhacks.h>
73
74#ifndef OPENSSL_NO_BIO
75#include <openssl/bio.h>
76#endif
77
78#ifdef OPENSSL_FIPS
79#include <openssl/fips.h>
80#endif
81
82/*
83#define EVP_RC2_KEY_SIZE 16
84#define EVP_RC4_KEY_SIZE 16
85#define EVP_BLOWFISH_KEY_SIZE 16
86#define EVP_CAST5_KEY_SIZE 16
87#define EVP_RC5_32_12_16_KEY_SIZE 16
88*/
89#define EVP_MAX_MD_SIZE 64 /* longest known is SHA512 */
90#define EVP_MAX_KEY_LENGTH 32
91#define EVP_MAX_IV_LENGTH 16
92#define EVP_MAX_BLOCK_LENGTH 32
93
94#define PKCS5_SALT_LEN 8
95/* Default PKCS#5 iteration count */
96#define PKCS5_DEFAULT_ITER 2048
97
98#include <openssl/objects.h>
99
100#define EVP_PK_RSA 0x0001
101#define EVP_PK_DSA 0x0002
102#define EVP_PK_DH 0x0004
103#define EVP_PK_EC 0x0008
104#define EVP_PKT_SIGN 0x0010
105#define EVP_PKT_ENC 0x0020
106#define EVP_PKT_EXCH 0x0040
107#define EVP_PKS_RSA 0x0100
108#define EVP_PKS_DSA 0x0200
109#define EVP_PKS_EC 0x0400
110#define EVP_PKT_EXP 0x1000 /* <= 512 bit key */
111
112#define EVP_PKEY_NONE NID_undef
113#define EVP_PKEY_RSA NID_rsaEncryption
114#define EVP_PKEY_RSA2 NID_rsa
115#define EVP_PKEY_DSA NID_dsa
116#define EVP_PKEY_DSA1 NID_dsa_2
117#define EVP_PKEY_DSA2 NID_dsaWithSHA
118#define EVP_PKEY_DSA3 NID_dsaWithSHA1
119#define EVP_PKEY_DSA4 NID_dsaWithSHA1_2
120#define EVP_PKEY_DH NID_dhKeyAgreement
121#define EVP_PKEY_EC NID_X9_62_id_ecPublicKey
122
123#ifdef __cplusplus
124extern "C" {
125#endif
126
127/* Type needs to be a bit field
128 * Sub-type needs to be for variations on the method, as in, can it do
129 * arbitrary encryption.... */
130struct evp_pkey_st
131 {
132 int type;
133 int save_type;
134 int references;
135 union {
136 char *ptr;
137#ifndef OPENSSL_NO_RSA
138 struct rsa_st *rsa; /* RSA */
139#endif
140#ifndef OPENSSL_NO_DSA
141 struct dsa_st *dsa; /* DSA */
142#endif
143#ifndef OPENSSL_NO_DH
144 struct dh_st *dh; /* DH */
145#endif
146#ifndef OPENSSL_NO_EC
147 struct ec_key_st *ec; /* ECC */
148#endif
149 } pkey;
150 int save_parameters;
151 STACK_OF(X509_ATTRIBUTE) *attributes; /* [ 0 ] */
152 } /* EVP_PKEY */;
153
154#define EVP_PKEY_MO_SIGN 0x0001
155#define EVP_PKEY_MO_VERIFY 0x0002
156#define EVP_PKEY_MO_ENCRYPT 0x0004
157#define EVP_PKEY_MO_DECRYPT 0x0008
158
159#if 0
160/* This structure is required to tie the message digest and signing together.
161 * The lookup can be done by md/pkey_method, oid, oid/pkey_method, or
162 * oid, md and pkey.
163 * This is required because for various smart-card perform the digest and
164 * signing/verification on-board. To handle this case, the specific
165 * EVP_MD and EVP_PKEY_METHODs need to be closely associated.
166 * When a PKEY is created, it will have a EVP_PKEY_METHOD associated with it.
167 * This can either be software or a token to provide the required low level
168 * routines.
169 */
170typedef struct evp_pkey_md_st
171 {
172 int oid;
173 EVP_MD *md;
174 EVP_PKEY_METHOD *pkey;
175 } EVP_PKEY_MD;
176
177#define EVP_rsa_md2() \
178 EVP_PKEY_MD_add(NID_md2WithRSAEncryption,\
179 EVP_rsa_pkcs1(),EVP_md2())
180#define EVP_rsa_md5() \
181 EVP_PKEY_MD_add(NID_md5WithRSAEncryption,\
182 EVP_rsa_pkcs1(),EVP_md5())
183#define EVP_rsa_sha0() \
184 EVP_PKEY_MD_add(NID_shaWithRSAEncryption,\
185 EVP_rsa_pkcs1(),EVP_sha())
186#define EVP_rsa_sha1() \
187 EVP_PKEY_MD_add(NID_sha1WithRSAEncryption,\
188 EVP_rsa_pkcs1(),EVP_sha1())
189#define EVP_rsa_ripemd160() \
190 EVP_PKEY_MD_add(NID_ripemd160WithRSA,\
191 EVP_rsa_pkcs1(),EVP_ripemd160())
192#define EVP_rsa_mdc2() \
193 EVP_PKEY_MD_add(NID_mdc2WithRSA,\
194 EVP_rsa_octet_string(),EVP_mdc2())
195#define EVP_dsa_sha() \
196 EVP_PKEY_MD_add(NID_dsaWithSHA,\
197 EVP_dsa(),EVP_sha())
198#define EVP_dsa_sha1() \
199 EVP_PKEY_MD_add(NID_dsaWithSHA1,\
200 EVP_dsa(),EVP_sha1())
201
202typedef struct evp_pkey_method_st
203 {
204 char *name;
205 int flags;
206 int type; /* RSA, DSA, an SSLeay specific constant */
207 int oid; /* For the pub-key type */
208 int encrypt_oid; /* pub/priv key encryption */
209
210 int (*sign)();
211 int (*verify)();
212 struct {
213 int (*set)(); /* get and/or set the underlying type */
214 int (*get)();
215 int (*encrypt)();
216 int (*decrypt)();
217 int (*i2d)();
218 int (*d2i)();
219 int (*dup)();
220 } pub,priv;
221 int (*set_asn1_parameters)();
222 int (*get_asn1_parameters)();
223 } EVP_PKEY_METHOD;
224#endif
225
226#ifndef EVP_MD
227struct env_md_st
228 {
229 int type;
230 int pkey_type;
231 int md_size;
232 unsigned long flags;
233 int (*init)(EVP_MD_CTX *ctx);
234 int (*update)(EVP_MD_CTX *ctx,const void *data,size_t count);
235 int (*final)(EVP_MD_CTX *ctx,unsigned char *md);
236 int (*copy)(EVP_MD_CTX *to,const EVP_MD_CTX *from);
237 int (*cleanup)(EVP_MD_CTX *ctx);
238
239 /* FIXME: prototype these some day */
240 int (*sign)(int type, const unsigned char *m, unsigned int m_length,
241 unsigned char *sigret, unsigned int *siglen, void *key);
242 int (*verify)(int type, const unsigned char *m, unsigned int m_length,
243 const unsigned char *sigbuf, unsigned int siglen,
244 void *key);
245 int required_pkey_type[5]; /*EVP_PKEY_xxx */
246 int block_size;
247 int ctx_size; /* how big does the ctx->md_data need to be */
248 } /* EVP_MD */;
249
250typedef int evp_sign_method(int type,const unsigned char *m,
251 unsigned int m_length,unsigned char *sigret,
252 unsigned int *siglen, void *key);
253typedef int evp_verify_method(int type,const unsigned char *m,
254 unsigned int m_length,const unsigned char *sigbuf,
255 unsigned int siglen, void *key);
256
257typedef struct
258 {
259 EVP_MD_CTX *mctx;
260 void *key;
261 } EVP_MD_SVCTX;
262
263#define EVP_MD_FLAG_ONESHOT 0x0001 /* digest can only handle a single
264 * block */
265
266#define EVP_MD_FLAG_FIPS 0x0400 /* Note if suitable for use in FIPS mode */
267
268#define EVP_MD_FLAG_SVCTX 0x0800 /* pass EVP_MD_SVCTX to sign/verify */
269
270#define EVP_PKEY_NULL_method NULL,NULL,{0,0,0,0}
271
272#ifndef OPENSSL_NO_DSA
273#define EVP_PKEY_DSA_method (evp_sign_method *)DSA_sign, \
274 (evp_verify_method *)DSA_verify, \
275 {EVP_PKEY_DSA,EVP_PKEY_DSA2,EVP_PKEY_DSA3, \
276 EVP_PKEY_DSA4,0}
277#else
278#define EVP_PKEY_DSA_method EVP_PKEY_NULL_method
279#endif
280
281#ifndef OPENSSL_NO_ECDSA
282#define EVP_PKEY_ECDSA_method (evp_sign_method *)ECDSA_sign, \
283 (evp_verify_method *)ECDSA_verify, \
284 {EVP_PKEY_EC,0,0,0}
285#else
286#define EVP_PKEY_ECDSA_method EVP_PKEY_NULL_method
287#endif
288
289#ifndef OPENSSL_NO_RSA
290#define EVP_PKEY_RSA_method (evp_sign_method *)RSA_sign, \
291 (evp_verify_method *)RSA_verify, \
292 {EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
293#define EVP_PKEY_RSA_ASN1_OCTET_STRING_method \
294 (evp_sign_method *)RSA_sign_ASN1_OCTET_STRING, \
295 (evp_verify_method *)RSA_verify_ASN1_OCTET_STRING, \
296 {EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
297#else
298#define EVP_PKEY_RSA_method EVP_PKEY_NULL_method
299#define EVP_PKEY_RSA_ASN1_OCTET_STRING_method EVP_PKEY_NULL_method
300#endif
301
302#endif /* !EVP_MD */
303
304struct env_md_ctx_st
305 {
306 const EVP_MD *digest;
307 ENGINE *engine; /* functional reference if 'digest' is ENGINE-provided */
308 unsigned long flags;
309 void *md_data;
310 } /* EVP_MD_CTX */;
311
312/* values for EVP_MD_CTX flags */
313
314#define EVP_MD_CTX_FLAG_ONESHOT 0x0001 /* digest update will be called
315 * once only */
316#define EVP_MD_CTX_FLAG_CLEANED 0x0002 /* context has already been
317 * cleaned */
318#define EVP_MD_CTX_FLAG_REUSE 0x0004 /* Don't free up ctx->md_data
319 * in EVP_MD_CTX_cleanup */
320#define EVP_MD_CTX_FLAG_NON_FIPS_ALLOW 0x0008 /* Allow use of non FIPS digest
321 * in FIPS mode */
322
323#define EVP_MD_CTX_FLAG_PAD_MASK 0xF0 /* RSA mode to use */
324#define EVP_MD_CTX_FLAG_PAD_PKCS1 0x00 /* PKCS#1 v1.5 mode */
325#define EVP_MD_CTX_FLAG_PAD_X931 0x10 /* X9.31 mode */
326#define EVP_MD_CTX_FLAG_PAD_PSS 0x20 /* PSS mode */
327#define M_EVP_MD_CTX_FLAG_PSS_SALT(ctx) \
328 ((ctx->flags>>16) &0xFFFF) /* seed length */
329#define EVP_MD_CTX_FLAG_PSS_MDLEN 0xFFFF /* salt len same as digest */
330#define EVP_MD_CTX_FLAG_PSS_MREC 0xFFFE /* salt max or auto recovered */
331
332struct evp_cipher_st
333 {
334 int nid;
335 int block_size;
336 int key_len; /* Default value for variable length ciphers */
337 int iv_len;
338 unsigned long flags; /* Various flags */
339 int (*init)(EVP_CIPHER_CTX *ctx, const unsigned char *key,
340 const unsigned char *iv, int enc); /* init key */
341 int (*do_cipher)(EVP_CIPHER_CTX *ctx, unsigned char *out,
342 const unsigned char *in, unsigned int inl);/* encrypt/decrypt data */
343 int (*cleanup)(EVP_CIPHER_CTX *); /* cleanup ctx */
344 int ctx_size; /* how big ctx->cipher_data needs to be */
345 int (*set_asn1_parameters)(EVP_CIPHER_CTX *, ASN1_TYPE *); /* Populate a ASN1_TYPE with parameters */
346 int (*get_asn1_parameters)(EVP_CIPHER_CTX *, ASN1_TYPE *); /* Get parameters from a ASN1_TYPE */
347 int (*ctrl)(EVP_CIPHER_CTX *, int type, int arg, void *ptr); /* Miscellaneous operations */
348 void *app_data; /* Application data */
349 } /* EVP_CIPHER */;
350
351/* Values for cipher flags */
352
353/* Modes for ciphers */
354
355#define EVP_CIPH_STREAM_CIPHER 0x0
356#define EVP_CIPH_ECB_MODE 0x1
357#define EVP_CIPH_CBC_MODE 0x2
358#define EVP_CIPH_CFB_MODE 0x3
359#define EVP_CIPH_OFB_MODE 0x4
360#define EVP_CIPH_MODE 0x7
361/* Set if variable length cipher */
362#define EVP_CIPH_VARIABLE_LENGTH 0x8
363/* Set if the iv handling should be done by the cipher itself */
364#define EVP_CIPH_CUSTOM_IV 0x10
365/* Set if the cipher's init() function should be called if key is NULL */
366#define EVP_CIPH_ALWAYS_CALL_INIT 0x20
367/* Call ctrl() to init cipher parameters */
368#define EVP_CIPH_CTRL_INIT 0x40
369/* Don't use standard key length function */
370#define EVP_CIPH_CUSTOM_KEY_LENGTH 0x80
371/* Don't use standard block padding */
372#define EVP_CIPH_NO_PADDING 0x100
373/* cipher handles random key generation */
374#define EVP_CIPH_RAND_KEY 0x200
375/* Note if suitable for use in FIPS mode */
376#define EVP_CIPH_FLAG_FIPS 0x400
377/* Allow non FIPS cipher in FIPS mode */
378#define EVP_CIPH_FLAG_NON_FIPS_ALLOW 0x800
379/* Allow use default ASN1 get/set iv */
380#define EVP_CIPH_FLAG_DEFAULT_ASN1 0x1000
381/* Buffer length in bits not bytes: CFB1 mode only */
382#define EVP_CIPH_FLAG_LENGTH_BITS 0x2000
383
384/* ctrl() values */
385
386#define EVP_CTRL_INIT 0x0
387#define EVP_CTRL_SET_KEY_LENGTH 0x1
388#define EVP_CTRL_GET_RC2_KEY_BITS 0x2
389#define EVP_CTRL_SET_RC2_KEY_BITS 0x3
390#define EVP_CTRL_GET_RC5_ROUNDS 0x4
391#define EVP_CTRL_SET_RC5_ROUNDS 0x5
392#define EVP_CTRL_SET_ACSS_MODE 0x6
393#define EVP_CTRL_RAND_KEY 0x7
394
395typedef struct evp_cipher_info_st
396 {
397 const EVP_CIPHER *cipher;
398 unsigned char iv[EVP_MAX_IV_LENGTH];
399 } EVP_CIPHER_INFO;
400
401struct evp_cipher_ctx_st
402 {
403 const EVP_CIPHER *cipher;
404 ENGINE *engine; /* functional reference if 'cipher' is ENGINE-provided */
405 int encrypt; /* encrypt or decrypt */
406 int buf_len; /* number we have left */
407
408 unsigned char oiv[EVP_MAX_IV_LENGTH]; /* original iv */
409 unsigned char iv[EVP_MAX_IV_LENGTH]; /* working iv */
410 unsigned char buf[EVP_MAX_BLOCK_LENGTH];/* saved partial block */
411 int num; /* used by cfb/ofb mode */
412
413 void *app_data; /* application stuff */
414 int key_len; /* May change for variable length cipher */
415 unsigned long flags; /* Various flags */
416 void *cipher_data; /* per EVP data */
417 int final_used;
418 int block_mask;
419 unsigned char final[EVP_MAX_BLOCK_LENGTH];/* possible final block */
420 } /* EVP_CIPHER_CTX */;
421
422typedef struct evp_Encode_Ctx_st
423 {
424 int num; /* number saved in a partial encode/decode */
425 int length; /* The length is either the output line length
426 * (in input bytes) or the shortest input line
427 * length that is ok. Once decoding begins,
428 * the length is adjusted up each time a longer
429 * line is decoded */
430 unsigned char enc_data[80]; /* data to encode */
431 int line_num; /* number read on current line */
432 int expect_nl;
433 } EVP_ENCODE_CTX;
434
435/* Password based encryption function */
436typedef int (EVP_PBE_KEYGEN)(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
437 ASN1_TYPE *param, const EVP_CIPHER *cipher,
438 const EVP_MD *md, int en_de);
439
440#ifndef OPENSSL_NO_RSA
441#define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
442 (char *)(rsa))
443#endif
444
445#ifndef OPENSSL_NO_DSA
446#define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
447 (char *)(dsa))
448#endif
449
450#ifndef OPENSSL_NO_DH
451#define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,\
452 (char *)(dh))
453#endif
454
455#ifndef OPENSSL_NO_EC
456#define EVP_PKEY_assign_EC_KEY(pkey,eckey) EVP_PKEY_assign((pkey),EVP_PKEY_EC,\
457 (char *)(eckey))
458#endif
459
460/* Add some extra combinations */
461#define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
462#define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
463#define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
464#define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
465
466/* Macros to reduce FIPS dependencies: do NOT use in applications */
467#define M_EVP_MD_size(e) ((e)->md_size)
468#define M_EVP_MD_block_size(e) ((e)->block_size)
469#define M_EVP_MD_CTX_set_flags(ctx,flgs) ((ctx)->flags|=(flgs))
470#define M_EVP_MD_CTX_clear_flags(ctx,flgs) ((ctx)->flags&=~(flgs))
471#define M_EVP_MD_CTX_test_flags(ctx,flgs) ((ctx)->flags&(flgs))
472#define M_EVP_MD_type(e) ((e)->type)
473#define M_EVP_MD_CTX_type(e) M_EVP_MD_type(M_EVP_MD_CTX_md(e))
474#define M_EVP_MD_CTX_md(e) ((e)->digest)
475
476#define M_EVP_CIPHER_CTX_set_flags(ctx,flgs) ((ctx)->flags|=(flgs))
477
478int EVP_MD_type(const EVP_MD *md);
479#define EVP_MD_nid(e) EVP_MD_type(e)
480#define EVP_MD_name(e) OBJ_nid2sn(EVP_MD_nid(e))
481int EVP_MD_pkey_type(const EVP_MD *md);
482int EVP_MD_size(const EVP_MD *md);
483int EVP_MD_block_size(const EVP_MD *md);
484
485const EVP_MD * EVP_MD_CTX_md(const EVP_MD_CTX *ctx);
486#define EVP_MD_CTX_size(e) EVP_MD_size(EVP_MD_CTX_md(e))
487#define EVP_MD_CTX_block_size(e) EVP_MD_block_size(EVP_MD_CTX_md(e))
488#define EVP_MD_CTX_type(e) EVP_MD_type(EVP_MD_CTX_md(e))
489
490int EVP_CIPHER_nid(const EVP_CIPHER *cipher);
491#define EVP_CIPHER_name(e) OBJ_nid2sn(EVP_CIPHER_nid(e))
492int EVP_CIPHER_block_size(const EVP_CIPHER *cipher);
493int EVP_CIPHER_key_length(const EVP_CIPHER *cipher);
494int EVP_CIPHER_iv_length(const EVP_CIPHER *cipher);
495unsigned long EVP_CIPHER_flags(const EVP_CIPHER *cipher);
496#define EVP_CIPHER_mode(e) (EVP_CIPHER_flags(e) & EVP_CIPH_MODE)
497
498const EVP_CIPHER * EVP_CIPHER_CTX_cipher(const EVP_CIPHER_CTX *ctx);
499int EVP_CIPHER_CTX_nid(const EVP_CIPHER_CTX *ctx);
500int EVP_CIPHER_CTX_block_size(const EVP_CIPHER_CTX *ctx);
501int EVP_CIPHER_CTX_key_length(const EVP_CIPHER_CTX *ctx);
502int EVP_CIPHER_CTX_iv_length(const EVP_CIPHER_CTX *ctx);
503void * EVP_CIPHER_CTX_get_app_data(const EVP_CIPHER_CTX *ctx);
504void EVP_CIPHER_CTX_set_app_data(EVP_CIPHER_CTX *ctx, void *data);
505#define EVP_CIPHER_CTX_type(c) EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c))
506unsigned long EVP_CIPHER_CTX_flags(const EVP_CIPHER_CTX *ctx);
507#define EVP_CIPHER_CTX_mode(e) (EVP_CIPHER_CTX_flags(e) & EVP_CIPH_MODE)
508
509#define EVP_ENCODE_LENGTH(l) (((l+2)/3*4)+(l/48+1)*2+80)
510#define EVP_DECODE_LENGTH(l) ((l+3)/4*3+80)
511
512#define EVP_SignInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
513#define EVP_SignInit(a,b) EVP_DigestInit(a,b)
514#define EVP_SignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
515#define EVP_VerifyInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
516#define EVP_VerifyInit(a,b) EVP_DigestInit(a,b)
517#define EVP_VerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
518#define EVP_OpenUpdate(a,b,c,d,e) EVP_DecryptUpdate(a,b,c,d,e)
519#define EVP_SealUpdate(a,b,c,d,e) EVP_EncryptUpdate(a,b,c,d,e)
520
521#ifdef CONST_STRICT
522void BIO_set_md(BIO *,const EVP_MD *md);
523#else
524# define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,0,(char *)md)
525#endif
526#define BIO_get_md(b,mdp) BIO_ctrl(b,BIO_C_GET_MD,0,(char *)mdp)
527#define BIO_get_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_GET_MD_CTX,0,(char *)mdcp)
528#define BIO_set_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_SET_MD_CTX,0,(char *)mdcp)
529#define BIO_get_cipher_status(b) BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
530#define BIO_get_cipher_ctx(b,c_pp) BIO_ctrl(b,BIO_C_GET_CIPHER_CTX,0,(char *)c_pp)
531
532int EVP_Cipher(EVP_CIPHER_CTX *c,
533 unsigned char *out,
534 const unsigned char *in,
535 unsigned int inl);
536
537#define EVP_add_cipher_alias(n,alias) \
538 OBJ_NAME_add((alias),OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS,(n))
539#define EVP_add_digest_alias(n,alias) \
540 OBJ_NAME_add((alias),OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,(n))
541#define EVP_delete_cipher_alias(alias) \
542 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS);
543#define EVP_delete_digest_alias(alias) \
544 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS);
545
546void EVP_MD_CTX_init(EVP_MD_CTX *ctx);
547int EVP_MD_CTX_cleanup(EVP_MD_CTX *ctx);
548EVP_MD_CTX *EVP_MD_CTX_create(void);
549void EVP_MD_CTX_destroy(EVP_MD_CTX *ctx);
550int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out,const EVP_MD_CTX *in);
551void EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags);
552void EVP_MD_CTX_clear_flags(EVP_MD_CTX *ctx, int flags);
553int EVP_MD_CTX_test_flags(const EVP_MD_CTX *ctx,int flags);
554int EVP_DigestInit_ex(EVP_MD_CTX *ctx, const EVP_MD *type, ENGINE *impl);
555int EVP_DigestUpdate(EVP_MD_CTX *ctx,const void *d,
556 size_t cnt);
557int EVP_DigestFinal_ex(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s);
558int EVP_Digest(const void *data, size_t count,
559 unsigned char *md, unsigned int *size, const EVP_MD *type, ENGINE *impl);
560
561int EVP_MD_CTX_copy(EVP_MD_CTX *out,const EVP_MD_CTX *in);
562int EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
563int EVP_DigestFinal(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s);
564
565int EVP_read_pw_string(char *buf,int length,const char *prompt,int verify);
566void EVP_set_pw_prompt(const char *prompt);
567char * EVP_get_pw_prompt(void);
568
569int EVP_BytesToKey(const EVP_CIPHER *type,const EVP_MD *md,
570 const unsigned char *salt, const unsigned char *data,
571 int datal, int count, unsigned char *key,unsigned char *iv);
572
573void EVP_CIPHER_CTX_set_flags(EVP_CIPHER_CTX *ctx, int flags);
574void EVP_CIPHER_CTX_clear_flags(EVP_CIPHER_CTX *ctx, int flags);
575int EVP_CIPHER_CTX_test_flags(const EVP_CIPHER_CTX *ctx,int flags);
576
577int EVP_EncryptInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher,
578 const unsigned char *key, const unsigned char *iv);
579int EVP_EncryptInit_ex(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher, ENGINE *impl,
580 const unsigned char *key, const unsigned char *iv);
581int EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
582 int *outl, const unsigned char *in, int inl);
583int EVP_EncryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
584int EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
585
586int EVP_DecryptInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher,
587 const unsigned char *key, const unsigned char *iv);
588int EVP_DecryptInit_ex(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher, ENGINE *impl,
589 const unsigned char *key, const unsigned char *iv);
590int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
591 int *outl, const unsigned char *in, int inl);
592int EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
593int EVP_DecryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
594
595int EVP_CipherInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher,
596 const unsigned char *key,const unsigned char *iv,
597 int enc);
598int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher, ENGINE *impl,
599 const unsigned char *key,const unsigned char *iv,
600 int enc);
601int EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
602 int *outl, const unsigned char *in, int inl);
603int EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
604int EVP_CipherFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
605
606int EVP_SignFinal(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s,
607 EVP_PKEY *pkey);
608
609int EVP_VerifyFinal(EVP_MD_CTX *ctx,const unsigned char *sigbuf,
610 unsigned int siglen,EVP_PKEY *pkey);
611
612int EVP_OpenInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *type,
613 const unsigned char *ek, int ekl, const unsigned char *iv,
614 EVP_PKEY *priv);
615int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
616
617int EVP_SealInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
618 unsigned char **ek, int *ekl, unsigned char *iv,
619 EVP_PKEY **pubk, int npubk);
620int EVP_SealFinal(EVP_CIPHER_CTX *ctx,unsigned char *out,int *outl);
621
622void EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
623void EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl,
624 const unsigned char *in,int inl);
625void EVP_EncodeFinal(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl);
626int EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int n);
627
628void EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
629int EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl,
630 const unsigned char *in, int inl);
631int EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned
632 char *out, int *outl);
633int EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n);
634
635void EVP_CIPHER_CTX_init(EVP_CIPHER_CTX *a);
636int EVP_CIPHER_CTX_cleanup(EVP_CIPHER_CTX *a);
637EVP_CIPHER_CTX *EVP_CIPHER_CTX_new(void);
638void EVP_CIPHER_CTX_free(EVP_CIPHER_CTX *a);
639int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *x, int keylen);
640int EVP_CIPHER_CTX_set_padding(EVP_CIPHER_CTX *c, int pad);
641int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr);
642int EVP_CIPHER_CTX_rand_key(EVP_CIPHER_CTX *ctx, unsigned char *key);
643
644#ifndef OPENSSL_NO_BIO
645BIO_METHOD *BIO_f_md(void);
646BIO_METHOD *BIO_f_base64(void);
647BIO_METHOD *BIO_f_cipher(void);
648BIO_METHOD *BIO_f_reliable(void);
649void BIO_set_cipher(BIO *b,const EVP_CIPHER *c,const unsigned char *k,
650 const unsigned char *i, int enc);
651#endif
652
653const EVP_MD *EVP_md_null(void);
654#ifndef OPENSSL_NO_MD2
655const EVP_MD *EVP_md2(void);
656#endif
657#ifndef OPENSSL_NO_MD4
658const EVP_MD *EVP_md4(void);
659#endif
660#ifndef OPENSSL_NO_MD5
661const EVP_MD *EVP_md5(void);
662#endif
663#ifndef OPENSSL_NO_SHA
664const EVP_MD *EVP_sha(void);
665const EVP_MD *EVP_sha1(void);
666const EVP_MD *EVP_dss(void);
667const EVP_MD *EVP_dss1(void);
668const EVP_MD *EVP_ecdsa(void);
669#endif
670#ifndef OPENSSL_NO_SHA256
671const EVP_MD *EVP_sha224(void);
672const EVP_MD *EVP_sha256(void);
673#endif
674#ifndef OPENSSL_NO_SHA512
675const EVP_MD *EVP_sha384(void);
676const EVP_MD *EVP_sha512(void);
677#endif
678#ifndef OPENSSL_NO_MDC2
679const EVP_MD *EVP_mdc2(void);
680#endif
681#ifndef OPENSSL_NO_RIPEMD
682const EVP_MD *EVP_ripemd160(void);
683#endif
684const EVP_CIPHER *EVP_enc_null(void); /* does nothing :-) */
685#ifndef OPENSSL_NO_DES
686const EVP_CIPHER *EVP_des_ecb(void);
687const EVP_CIPHER *EVP_des_ede(void);
688const EVP_CIPHER *EVP_des_ede3(void);
689const EVP_CIPHER *EVP_des_ede_ecb(void);
690const EVP_CIPHER *EVP_des_ede3_ecb(void);
691const EVP_CIPHER *EVP_des_cfb64(void);
692# define EVP_des_cfb EVP_des_cfb64
693const EVP_CIPHER *EVP_des_cfb1(void);
694const EVP_CIPHER *EVP_des_cfb8(void);
695const EVP_CIPHER *EVP_des_ede_cfb64(void);
696# define EVP_des_ede_cfb EVP_des_ede_cfb64
697#if 0
698const EVP_CIPHER *EVP_des_ede_cfb1(void);
699const EVP_CIPHER *EVP_des_ede_cfb8(void);
700#endif
701const EVP_CIPHER *EVP_des_ede3_cfb64(void);
702# define EVP_des_ede3_cfb EVP_des_ede3_cfb64
703const EVP_CIPHER *EVP_des_ede3_cfb1(void);
704const EVP_CIPHER *EVP_des_ede3_cfb8(void);
705const EVP_CIPHER *EVP_des_ofb(void);
706const EVP_CIPHER *EVP_des_ede_ofb(void);
707const EVP_CIPHER *EVP_des_ede3_ofb(void);
708const EVP_CIPHER *EVP_des_cbc(void);
709const EVP_CIPHER *EVP_des_ede_cbc(void);
710const EVP_CIPHER *EVP_des_ede3_cbc(void);
711const EVP_CIPHER *EVP_desx_cbc(void);
712/* This should now be supported through the dev_crypto ENGINE. But also, why are
713 * rc4 and md5 declarations made here inside a "NO_DES" precompiler branch? */
714#if 0
715# ifdef OPENSSL_OPENBSD_DEV_CRYPTO
716const EVP_CIPHER *EVP_dev_crypto_des_ede3_cbc(void);
717const EVP_CIPHER *EVP_dev_crypto_rc4(void);
718const EVP_MD *EVP_dev_crypto_md5(void);
719# endif
720#endif
721#endif
722#ifndef OPENSSL_NO_RC4
723const EVP_CIPHER *EVP_rc4(void);
724const EVP_CIPHER *EVP_rc4_40(void);
725#endif
726#ifndef OPENSSL_NO_IDEA
727const EVP_CIPHER *EVP_idea_ecb(void);
728const EVP_CIPHER *EVP_idea_cfb64(void);
729# define EVP_idea_cfb EVP_idea_cfb64
730const EVP_CIPHER *EVP_idea_ofb(void);
731const EVP_CIPHER *EVP_idea_cbc(void);
732#endif
733#ifndef OPENSSL_NO_RC2
734const EVP_CIPHER *EVP_rc2_ecb(void);
735const EVP_CIPHER *EVP_rc2_cbc(void);
736const EVP_CIPHER *EVP_rc2_40_cbc(void);
737const EVP_CIPHER *EVP_rc2_64_cbc(void);
738const EVP_CIPHER *EVP_rc2_cfb64(void);
739# define EVP_rc2_cfb EVP_rc2_cfb64
740const EVP_CIPHER *EVP_rc2_ofb(void);
741#endif
742#ifndef OPENSSL_NO_BF
743const EVP_CIPHER *EVP_bf_ecb(void);
744const EVP_CIPHER *EVP_bf_cbc(void);
745const EVP_CIPHER *EVP_bf_cfb64(void);
746# define EVP_bf_cfb EVP_bf_cfb64
747const EVP_CIPHER *EVP_bf_ofb(void);
748#endif
749#ifndef OPENSSL_NO_CAST
750const EVP_CIPHER *EVP_cast5_ecb(void);
751const EVP_CIPHER *EVP_cast5_cbc(void);
752const EVP_CIPHER *EVP_cast5_cfb64(void);
753# define EVP_cast5_cfb EVP_cast5_cfb64
754const EVP_CIPHER *EVP_cast5_ofb(void);
755#endif
756#ifndef OPENSSL_NO_RC5
757const EVP_CIPHER *EVP_rc5_32_12_16_cbc(void);
758const EVP_CIPHER *EVP_rc5_32_12_16_ecb(void);
759const EVP_CIPHER *EVP_rc5_32_12_16_cfb64(void);
760# define EVP_rc5_32_12_16_cfb EVP_rc5_32_12_16_cfb64
761const EVP_CIPHER *EVP_rc5_32_12_16_ofb(void);
762#endif
763#ifndef OPENSSL_NO_AES
764const EVP_CIPHER *EVP_aes_128_ecb(void);
765const EVP_CIPHER *EVP_aes_128_cbc(void);
766const EVP_CIPHER *EVP_aes_128_cfb1(void);
767const EVP_CIPHER *EVP_aes_128_cfb8(void);
768const EVP_CIPHER *EVP_aes_128_cfb128(void);
769# define EVP_aes_128_cfb EVP_aes_128_cfb128
770const EVP_CIPHER *EVP_aes_128_ofb(void);
771#if 0
772const EVP_CIPHER *EVP_aes_128_ctr(void);
773#endif
774const EVP_CIPHER *EVP_aes_192_ecb(void);
775const EVP_CIPHER *EVP_aes_192_cbc(void);
776const EVP_CIPHER *EVP_aes_192_cfb1(void);
777const EVP_CIPHER *EVP_aes_192_cfb8(void);
778const EVP_CIPHER *EVP_aes_192_cfb128(void);
779# define EVP_aes_192_cfb EVP_aes_192_cfb128
780const EVP_CIPHER *EVP_aes_192_ofb(void);
781#if 0
782const EVP_CIPHER *EVP_aes_192_ctr(void);
783#endif
784const EVP_CIPHER *EVP_aes_256_ecb(void);
785const EVP_CIPHER *EVP_aes_256_cbc(void);
786const EVP_CIPHER *EVP_aes_256_cfb1(void);
787const EVP_CIPHER *EVP_aes_256_cfb8(void);
788const EVP_CIPHER *EVP_aes_256_cfb128(void);
789# define EVP_aes_256_cfb EVP_aes_256_cfb128
790const EVP_CIPHER *EVP_aes_256_ofb(void);
791#if 0
792const EVP_CIPHER *EVP_aes_256_ctr(void);
793#endif
794#endif
795#ifndef OPENSSL_NO_ACSS
796const EVP_CIPHER *EVP_acss(void);
797#endif
798#ifndef OPENSSL_NO_CAMELLIA
799const EVP_CIPHER *EVP_camellia_128_ecb(void);
800const EVP_CIPHER *EVP_camellia_128_cbc(void);
801const EVP_CIPHER *EVP_camellia_128_cfb1(void);
802const EVP_CIPHER *EVP_camellia_128_cfb8(void);
803const EVP_CIPHER *EVP_camellia_128_cfb128(void);
804# define EVP_camellia_128_cfb EVP_camellia_128_cfb128
805const EVP_CIPHER *EVP_camellia_128_ofb(void);
806const EVP_CIPHER *EVP_camellia_192_ecb(void);
807const EVP_CIPHER *EVP_camellia_192_cbc(void);
808const EVP_CIPHER *EVP_camellia_192_cfb1(void);
809const EVP_CIPHER *EVP_camellia_192_cfb8(void);
810const EVP_CIPHER *EVP_camellia_192_cfb128(void);
811# define EVP_camellia_192_cfb EVP_camellia_192_cfb128
812const EVP_CIPHER *EVP_camellia_192_ofb(void);
813const EVP_CIPHER *EVP_camellia_256_ecb(void);
814const EVP_CIPHER *EVP_camellia_256_cbc(void);
815const EVP_CIPHER *EVP_camellia_256_cfb1(void);
816const EVP_CIPHER *EVP_camellia_256_cfb8(void);
817const EVP_CIPHER *EVP_camellia_256_cfb128(void);
818# define EVP_camellia_256_cfb EVP_camellia_256_cfb128
819const EVP_CIPHER *EVP_camellia_256_ofb(void);
820#endif
821
822#ifndef OPENSSL_NO_SEED
823const EVP_CIPHER *EVP_seed_ecb(void);
824const EVP_CIPHER *EVP_seed_cbc(void);
825const EVP_CIPHER *EVP_seed_cfb128(void);
826# define EVP_seed_cfb EVP_seed_cfb128
827const EVP_CIPHER *EVP_seed_ofb(void);
828#endif
829
830void OPENSSL_add_all_algorithms_noconf(void);
831void OPENSSL_add_all_algorithms_conf(void);
832
833#ifdef OPENSSL_LOAD_CONF
834#define OpenSSL_add_all_algorithms() \
835 OPENSSL_add_all_algorithms_conf()
836#else
837#define OpenSSL_add_all_algorithms() \
838 OPENSSL_add_all_algorithms_noconf()
839#endif
840
841void OpenSSL_add_all_ciphers(void);
842void OpenSSL_add_all_digests(void);
843#define SSLeay_add_all_algorithms() OpenSSL_add_all_algorithms()
844#define SSLeay_add_all_ciphers() OpenSSL_add_all_ciphers()
845#define SSLeay_add_all_digests() OpenSSL_add_all_digests()
846
847int EVP_add_cipher(const EVP_CIPHER *cipher);
848int EVP_add_digest(const EVP_MD *digest);
849
850const EVP_CIPHER *EVP_get_cipherbyname(const char *name);
851const EVP_MD *EVP_get_digestbyname(const char *name);
852void EVP_cleanup(void);
853
854int EVP_PKEY_decrypt(unsigned char *dec_key,
855 const unsigned char *enc_key,int enc_key_len,
856 EVP_PKEY *private_key);
857int EVP_PKEY_encrypt(unsigned char *enc_key,
858 const unsigned char *key,int key_len,
859 EVP_PKEY *pub_key);
860int EVP_PKEY_type(int type);
861int EVP_PKEY_bits(EVP_PKEY *pkey);
862int EVP_PKEY_size(EVP_PKEY *pkey);
863int EVP_PKEY_assign(EVP_PKEY *pkey,int type,char *key);
864
865#ifndef OPENSSL_NO_RSA
866struct rsa_st;
867int EVP_PKEY_set1_RSA(EVP_PKEY *pkey,struct rsa_st *key);
868struct rsa_st *EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
869#endif
870#ifndef OPENSSL_NO_DSA
871struct dsa_st;
872int EVP_PKEY_set1_DSA(EVP_PKEY *pkey,struct dsa_st *key);
873struct dsa_st *EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
874#endif
875#ifndef OPENSSL_NO_DH
876struct dh_st;
877int EVP_PKEY_set1_DH(EVP_PKEY *pkey,struct dh_st *key);
878struct dh_st *EVP_PKEY_get1_DH(EVP_PKEY *pkey);
879#endif
880#ifndef OPENSSL_NO_EC
881struct ec_key_st;
882int EVP_PKEY_set1_EC_KEY(EVP_PKEY *pkey,struct ec_key_st *key);
883struct ec_key_st *EVP_PKEY_get1_EC_KEY(EVP_PKEY *pkey);
884#endif
885
886EVP_PKEY * EVP_PKEY_new(void);
887void EVP_PKEY_free(EVP_PKEY *pkey);
888
889EVP_PKEY * d2i_PublicKey(int type,EVP_PKEY **a, const unsigned char **pp,
890 long length);
891int i2d_PublicKey(EVP_PKEY *a, unsigned char **pp);
892
893EVP_PKEY * d2i_PrivateKey(int type,EVP_PKEY **a, const unsigned char **pp,
894 long length);
895EVP_PKEY * d2i_AutoPrivateKey(EVP_PKEY **a, const unsigned char **pp,
896 long length);
897int i2d_PrivateKey(EVP_PKEY *a, unsigned char **pp);
898
899int EVP_PKEY_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from);
900int EVP_PKEY_missing_parameters(const EVP_PKEY *pkey);
901int EVP_PKEY_save_parameters(EVP_PKEY *pkey,int mode);
902int EVP_PKEY_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b);
903
904int EVP_PKEY_cmp(const EVP_PKEY *a, const EVP_PKEY *b);
905
906int EVP_CIPHER_type(const EVP_CIPHER *ctx);
907
908/* calls methods */
909int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
910int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
911
912/* These are used by EVP_CIPHER methods */
913int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c,ASN1_TYPE *type);
914int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c,ASN1_TYPE *type);
915
916/* PKCS5 password based encryption */
917int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
918 ASN1_TYPE *param, const EVP_CIPHER *cipher, const EVP_MD *md,
919 int en_de);
920int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,
921 const unsigned char *salt, int saltlen, int iter,
922 int keylen, unsigned char *out);
923int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
924 ASN1_TYPE *param, const EVP_CIPHER *cipher, const EVP_MD *md,
925 int en_de);
926
927void PKCS5_PBE_add(void);
928
929int EVP_PBE_CipherInit (ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
930 ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de);
931int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md,
932 EVP_PBE_KEYGEN *keygen);
933void EVP_PBE_cleanup(void);
934
935#ifdef OPENSSL_FIPS
936#ifndef OPENSSL_NO_ENGINE
937void int_EVP_MD_set_engine_callbacks(
938 int (*eng_md_init)(ENGINE *impl),
939 int (*eng_md_fin)(ENGINE *impl),
940 int (*eng_md_evp)
941 (EVP_MD_CTX *ctx, const EVP_MD **ptype, ENGINE *impl));
942void int_EVP_MD_init_engine_callbacks(void);
943void int_EVP_CIPHER_set_engine_callbacks(
944 int (*eng_ciph_fin)(ENGINE *impl),
945 int (*eng_ciph_evp)
946 (EVP_CIPHER_CTX *ctx, const EVP_CIPHER **pciph, ENGINE *impl));
947void int_EVP_CIPHER_init_engine_callbacks(void);
948#endif
949#endif
950
951void EVP_add_alg_module(void);
952
953/* BEGIN ERROR CODES */
954/* The following lines are auto generated by the script mkerr.pl. Any changes
955 * made after this point may be overwritten when the script is next run.
956 */
957void ERR_load_EVP_strings(void);
958
959/* Error codes for the EVP functions. */
960
961/* Function codes. */
962#define EVP_F_AES_INIT_KEY 133
963#define EVP_F_ALG_MODULE_INIT 138
964#define EVP_F_CAMELLIA_INIT_KEY 159
965#define EVP_F_D2I_PKEY 100
966#define EVP_F_DO_EVP_ENC_ENGINE 140
967#define EVP_F_DO_EVP_ENC_ENGINE_FULL 141
968#define EVP_F_DO_EVP_MD_ENGINE 139
969#define EVP_F_DO_EVP_MD_ENGINE_FULL 142
970#define EVP_F_DSAPKEY2PKCS8 134
971#define EVP_F_DSA_PKEY2PKCS8 135
972#define EVP_F_ECDSA_PKEY2PKCS8 129
973#define EVP_F_ECKEY_PKEY2PKCS8 132
974#define EVP_F_EVP_CIPHERINIT 137
975#define EVP_F_EVP_CIPHERINIT_EX 123
976#define EVP_F_EVP_CIPHER_CTX_CTRL 124
977#define EVP_F_EVP_CIPHER_CTX_SET_KEY_LENGTH 122
978#define EVP_F_EVP_DECRYPTFINAL_EX 101
979#define EVP_F_EVP_DIGESTINIT 136
980#define EVP_F_EVP_DIGESTINIT_EX 128
981#define EVP_F_EVP_ENCRYPTFINAL_EX 127
982#define EVP_F_EVP_MD_CTX_COPY_EX 110
983#define EVP_F_EVP_OPENINIT 102
984#define EVP_F_EVP_PBE_ALG_ADD 115
985#define EVP_F_EVP_PBE_CIPHERINIT 116
986#define EVP_F_EVP_PKCS82PKEY 111
987#define EVP_F_EVP_PKEY2PKCS8_BROKEN 113
988#define EVP_F_EVP_PKEY_COPY_PARAMETERS 103
989#define EVP_F_EVP_PKEY_DECRYPT 104
990#define EVP_F_EVP_PKEY_ENCRYPT 105
991#define EVP_F_EVP_PKEY_GET1_DH 119
992#define EVP_F_EVP_PKEY_GET1_DSA 120
993#define EVP_F_EVP_PKEY_GET1_ECDSA 130
994#define EVP_F_EVP_PKEY_GET1_EC_KEY 131
995#define EVP_F_EVP_PKEY_GET1_RSA 121
996#define EVP_F_EVP_PKEY_NEW 106
997#define EVP_F_EVP_RIJNDAEL 126
998#define EVP_F_EVP_SIGNFINAL 107
999#define EVP_F_EVP_VERIFYFINAL 108
1000#define EVP_F_PKCS5_PBE_KEYIVGEN 117
1001#define EVP_F_PKCS5_V2_PBE_KEYIVGEN 118
1002#define EVP_F_PKCS8_SET_BROKEN 112
1003#define EVP_F_RC2_MAGIC_TO_METH 109
1004#define EVP_F_RC5_CTRL 125
1005
1006/* Reason codes. */
1007#define EVP_R_AES_KEY_SETUP_FAILED 143
1008#define EVP_R_ASN1_LIB 140
1009#define EVP_R_BAD_BLOCK_LENGTH 136
1010#define EVP_R_BAD_DECRYPT 100
1011#define EVP_R_BAD_KEY_LENGTH 137
1012#define EVP_R_BN_DECODE_ERROR 112
1013#define EVP_R_BN_PUBKEY_ERROR 113
1014#define EVP_R_CAMELLIA_KEY_SETUP_FAILED 157
1015#define EVP_R_CIPHER_PARAMETER_ERROR 122
1016#define EVP_R_CTRL_NOT_IMPLEMENTED 132
1017#define EVP_R_CTRL_OPERATION_NOT_IMPLEMENTED 133
1018#define EVP_R_DATA_NOT_MULTIPLE_OF_BLOCK_LENGTH 138
1019#define EVP_R_DECODE_ERROR 114
1020#define EVP_R_DIFFERENT_KEY_TYPES 101
1021#define EVP_R_DISABLED_FOR_FIPS 144
1022#define EVP_R_ENCODE_ERROR 115
1023#define EVP_R_ERROR_LOADING_SECTION 145
1024#define EVP_R_ERROR_SETTING_FIPS_MODE 146
1025#define EVP_R_EVP_PBE_CIPHERINIT_ERROR 119
1026#define EVP_R_EXPECTING_AN_RSA_KEY 127
1027#define EVP_R_EXPECTING_A_DH_KEY 128
1028#define EVP_R_EXPECTING_A_DSA_KEY 129
1029#define EVP_R_EXPECTING_A_ECDSA_KEY 141
1030#define EVP_R_EXPECTING_A_EC_KEY 142
1031#define EVP_R_FIPS_MODE_NOT_SUPPORTED 147
1032#define EVP_R_INITIALIZATION_ERROR 134
1033#define EVP_R_INPUT_NOT_INITIALIZED 111
1034#define EVP_R_INVALID_FIPS_MODE 148
1035#define EVP_R_INVALID_KEY_LENGTH 130
1036#define EVP_R_IV_TOO_LARGE 102
1037#define EVP_R_KEYGEN_FAILURE 120
1038#define EVP_R_MISSING_PARAMETERS 103
1039#define EVP_R_NO_CIPHER_SET 131
1040#define EVP_R_NO_DIGEST_SET 139
1041#define EVP_R_NO_DSA_PARAMETERS 116
1042#define EVP_R_NO_SIGN_FUNCTION_CONFIGURED 104
1043#define EVP_R_NO_VERIFY_FUNCTION_CONFIGURED 105
1044#define EVP_R_PKCS8_UNKNOWN_BROKEN_TYPE 117
1045#define EVP_R_PUBLIC_KEY_NOT_RSA 106
1046#define EVP_R_UNKNOWN_OPTION 149
1047#define EVP_R_UNKNOWN_PBE_ALGORITHM 121
1048#define EVP_R_UNSUPORTED_NUMBER_OF_ROUNDS 135
1049#define EVP_R_UNSUPPORTED_CIPHER 107
1050#define EVP_R_UNSUPPORTED_KEYLENGTH 123
1051#define EVP_R_UNSUPPORTED_KEY_DERIVATION_FUNCTION 124
1052#define EVP_R_UNSUPPORTED_KEY_SIZE 108
1053#define EVP_R_UNSUPPORTED_PRF 125
1054#define EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM 118
1055#define EVP_R_UNSUPPORTED_SALT_TYPE 126
1056#define EVP_R_WRONG_FINAL_BLOCK_LENGTH 109
1057#define EVP_R_WRONG_PUBLIC_KEY_TYPE 110
1058#define EVP_R_SEED_KEY_SETUP_FAILED 162
1059
1060#ifdef __cplusplus
1061}
1062#endif
1063#endif
generated by cgit v1.2.3-55-g6feb (git 2.39.1) at 2025-04-04 20:52:46 +0000