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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 __cplusplus
63extern "C" {
64#endif
65
66#ifndef NO_MD2
67#include <openssl/md2.h>
68#endif
69#ifndef NO_MD5
70#include <openssl/md5.h>
71#endif
72#ifndef NO_SHA
73#include <openssl/sha.h>
74#endif
75#ifndef NO_RIPEMD
76#include <openssl/ripemd.h>
77#endif
78#ifndef NO_DES
79#include <openssl/des.h>
80#endif
81#ifndef NO_RC4
82#include <openssl/rc4.h>
83#endif
84#ifndef NO_RC2
85#include <openssl/rc2.h>
86#endif
87#ifndef NO_RC5
88#include <openssl/rc5.h>
89#endif
90#ifndef NO_BF
91#include <openssl/blowfish.h>
92#endif
93#ifndef NO_CAST
94#include <openssl/cast.h>
95#endif
96#ifndef NO_IDEA
97#include <openssl/idea.h>
98#endif
99#ifndef NO_MDC2
100#include <openssl/mdc2.h>
101#endif
102
103#define EVP_RC2_KEY_SIZE 16
104#define EVP_RC4_KEY_SIZE 16
105#define EVP_BLOWFISH_KEY_SIZE 16
106#define EVP_CAST5_KEY_SIZE 16
107#define EVP_RC5_32_12_16_KEY_SIZE 16
108#define EVP_MAX_MD_SIZE (16+20) /* The SSLv3 md5+sha1 type */
109#define EVP_MAX_KEY_LENGTH 24
110#define EVP_MAX_IV_LENGTH 8
111
112#define PKCS5_SALT_LEN 8
113/* Default PKCS#5 iteration count */
114#define PKCS5_DEFAULT_ITER 2048
115
116#ifndef NO_RSA
117#include <openssl/rsa.h>
118#endif
119
120#ifndef NO_DSA
121#include <openssl/dsa.h>
122#endif
123
124#ifndef NO_DH
125#include <openssl/dh.h>
126#endif
127
128#include <openssl/objects.h>
129
130#define EVP_PK_RSA 0x0001
131#define EVP_PK_DSA 0x0002
132#define EVP_PK_DH 0x0004
133#define EVP_PKT_SIGN 0x0010
134#define EVP_PKT_ENC 0x0020
135#define EVP_PKT_EXCH 0x0040
136#define EVP_PKS_RSA 0x0100
137#define EVP_PKS_DSA 0x0200
138#define EVP_PKT_EXP 0x1000 /* <= 512 bit key */
139
140#define EVP_PKEY_NONE NID_undef
141#define EVP_PKEY_RSA NID_rsaEncryption
142#define EVP_PKEY_RSA2 NID_rsa
143#define EVP_PKEY_DSA NID_dsa
144#define EVP_PKEY_DSA1 NID_dsa_2
145#define EVP_PKEY_DSA2 NID_dsaWithSHA
146#define EVP_PKEY_DSA3 NID_dsaWithSHA1
147#define EVP_PKEY_DSA4 NID_dsaWithSHA1_2
148#define EVP_PKEY_DH NID_dhKeyAgreement
149
150/* Type needs to be a bit field
151 * Sub-type needs to be for variations on the method, as in, can it do
152 * arbitrary encryption.... */
153typedef struct evp_pkey_st
154 {
155 int type;
156 int save_type;
157 int references;
158 union {
159 char *ptr;
160#ifndef NO_RSA
161 struct rsa_st *rsa; /* RSA */
162#endif
163#ifndef NO_DSA
164 struct dsa_st *dsa; /* DSA */
165#endif
166#ifndef NO_DH
167 struct dh_st *dh; /* DH */
168#endif
169 } pkey;
170 int save_parameters;
171 STACK /*X509_ATTRIBUTE*/ *attributes; /* [ 0 ] */
172 } EVP_PKEY;
173
174#define EVP_PKEY_MO_SIGN 0x0001
175#define EVP_PKEY_MO_VERIFY 0x0002
176#define EVP_PKEY_MO_ENCRYPT 0x0004
177#define EVP_PKEY_MO_DECRYPT 0x0008
178
179#if 0
180/* This structure is required to tie the message digest and signing together.
181 * The lookup can be done by md/pkey_method, oid, oid/pkey_method, or
182 * oid, md and pkey.
183 * This is required because for various smart-card perform the digest and
184 * signing/verification on-board. To handle this case, the specific
185 * EVP_MD and EVP_PKEY_METHODs need to be closely associated.
186 * When a PKEY is created, it will have a EVP_PKEY_METHOD associated with it.
187 * This can either be software or a token to provide the required low level
188 * routines.
189 */
190typedef struct evp_pkey_md_st
191 {
192 int oid;
193 EVP_MD *md;
194 EVP_PKEY_METHOD *pkey;
195 } EVP_PKEY_MD;
196
197#define EVP_rsa_md2() \
198 EVP_PKEY_MD_add(NID_md2WithRSAEncryption,\
199 EVP_rsa_pkcs1(),EVP_md2())
200#define EVP_rsa_md5() \
201 EVP_PKEY_MD_add(NID_md5WithRSAEncryption,\
202 EVP_rsa_pkcs1(),EVP_md5())
203#define EVP_rsa_sha0() \
204 EVP_PKEY_MD_add(NID_shaWithRSAEncryption,\
205 EVP_rsa_pkcs1(),EVP_sha())
206#define EVP_rsa_sha1() \
207 EVP_PKEY_MD_add(NID_sha1WithRSAEncryption,\
208 EVP_rsa_pkcs1(),EVP_sha1())
209#define EVP_rsa_ripemd160() \
210 EVP_PKEY_MD_add(NID_ripemd160WithRSA,\
211 EVP_rsa_pkcs1(),EVP_ripemd160())
212#define EVP_rsa_mdc2() \
213 EVP_PKEY_MD_add(NID_mdc2WithRSA,\
214 EVP_rsa_octet_string(),EVP_mdc2())
215#define EVP_dsa_sha() \
216 EVP_PKEY_MD_add(NID_dsaWithSHA,\
217 EVP_dsa(),EVP_mdc2())
218#define EVP_dsa_sha1() \
219 EVP_PKEY_MD_add(NID_dsaWithSHA1,\
220 EVP_dsa(),EVP_sha1())
221
222typedef struct evp_pkey_method_st
223 {
224 char *name;
225 int flags;
226 int type; /* RSA, DSA, an SSLeay specific constant */
227 int oid; /* For the pub-key type */
228 int encrypt_oid; /* pub/priv key encryption */
229
230 int (*sign)();
231 int (*verify)();
232 struct {
233 int
234 int (*set)(); /* get and/or set the underlying type */
235 int (*get)();
236 int (*encrypt)();
237 int (*decrypt)();
238 int (*i2d)();
239 int (*d2i)();
240 int (*dup)();
241 } pub,priv;
242 int (*set_asn1_parameters)();
243 int (*get_asn1_parameters)();
244 } EVP_PKEY_METHOD;
245#endif
246
247#ifndef EVP_MD
248typedef struct env_md_st
249 {
250 int type;
251 int pkey_type;
252 int md_size;
253 void (*init)();
254 void (*update)();
255 void (*final)();
256
257 int (*sign)();
258 int (*verify)();
259 int required_pkey_type[5]; /*EVP_PKEY_xxx */
260 int block_size;
261 int ctx_size; /* how big does the ctx need to be */
262 } EVP_MD;
263
264
265
266#define EVP_PKEY_NULL_method NULL,NULL,{0,0,0,0}
267
268#ifndef NO_DSA
269#define EVP_PKEY_DSA_method DSA_sign,DSA_verify, \
270 {EVP_PKEY_DSA,EVP_PKEY_DSA2,EVP_PKEY_DSA3, \
271 EVP_PKEY_DSA4,0}
272#else
273#define EVP_PKEY_DSA_method EVP_PKEY_NULL_method
274#endif
275
276#ifndef NO_RSA
277#define EVP_PKEY_RSA_method RSA_sign,RSA_verify, \
278 {EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
279#define EVP_PKEY_RSA_ASN1_OCTET_STRING_method \
280 RSA_sign_ASN1_OCTET_STRING, \
281 RSA_verify_ASN1_OCTET_STRING, \
282 {EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
283#else
284#define EVP_PKEY_RSA_method EVP_PKEY_NULL_method
285#define EVP_PKEY_RSA_ASN1_OCTET_STRING_method EVP_PKEY_NULL_method
286#endif
287
288#endif /* !EVP_MD */
289
290typedef struct env_md_ctx_st
291 {
292 const EVP_MD *digest;
293 union {
294 unsigned char base[4];
295#ifndef NO_MD2
296 MD2_CTX md2;
297#endif
298#ifndef NO_MD5
299 MD5_CTX md5;
300#endif
301#ifndef NO_RIPEMD
302 RIPEMD160_CTX ripemd160;
303#endif
304#ifndef NO_SHA
305 SHA_CTX sha;
306#endif
307#ifndef NO_MDC2
308 MDC2_CTX mdc2;
309#endif
310 } md;
311 } EVP_MD_CTX;
312
313typedef struct evp_cipher_st
314 {
315 int nid;
316 int block_size;
317 int key_len;
318 int iv_len;
319 void (*init)(); /* init for encryption */
320 void (*do_cipher)(); /* encrypt data */
321 void (*cleanup)(); /* used by cipher method */
322 int ctx_size; /* how big the ctx needs to be */
323 /* int set_asn1_parameters(EVP_CIPHER_CTX,ASN1_TYPE *); */
324 int (*set_asn1_parameters)(); /* Populate a ASN1_TYPE with parameters */
325 /* int get_asn1_parameters(EVP_CIPHER_CTX,ASN1_TYPE *); */
326 int (*get_asn1_parameters)(); /* Get parameters from a ASN1_TYPE */
327 } EVP_CIPHER;
328
329typedef struct evp_cipher_info_st
330 {
331 const EVP_CIPHER *cipher;
332 unsigned char iv[EVP_MAX_IV_LENGTH];
333 } EVP_CIPHER_INFO;
334
335typedef struct evp_cipher_ctx_st
336 {
337 const EVP_CIPHER *cipher;
338 int encrypt; /* encrypt or decrypt */
339 int buf_len; /* number we have left */
340
341 unsigned char oiv[EVP_MAX_IV_LENGTH]; /* original iv */
342 unsigned char iv[EVP_MAX_IV_LENGTH]; /* working iv */
343 unsigned char buf[EVP_MAX_IV_LENGTH]; /* saved partial block */
344 int num; /* used by cfb/ofb mode */
345
346 char *app_data; /* application stuff */
347 union {
348#ifndef NO_RC4
349 struct
350 {
351 unsigned char key[EVP_RC4_KEY_SIZE];
352 RC4_KEY ks; /* working key */
353 } rc4;
354#endif
355#ifndef NO_DES
356 des_key_schedule des_ks;/* key schedule */
357 struct
358 {
359 des_key_schedule ks;/* key schedule */
360 des_cblock inw;
361 des_cblock outw;
362 } desx_cbc;
363 struct
364 {
365 des_key_schedule ks1;/* key schedule */
366 des_key_schedule ks2;/* key schedule (for ede) */
367 des_key_schedule ks3;/* key schedule (for ede3) */
368 } des_ede;
369#endif
370#ifndef NO_IDEA
371 IDEA_KEY_SCHEDULE idea_ks;/* key schedule */
372#endif
373#ifndef NO_RC2
374 RC2_KEY rc2_ks;/* key schedule */
375#endif
376#ifndef NO_RC5
377 RC5_32_KEY rc5_ks;/* key schedule */
378#endif
379#ifndef NO_BF
380 BF_KEY bf_ks;/* key schedule */
381#endif
382#ifndef NO_CAST
383 CAST_KEY cast_ks;/* key schedule */
384#endif
385 } c;
386 } EVP_CIPHER_CTX;
387
388typedef struct evp_Encode_Ctx_st
389 {
390 int num; /* number saved in a partial encode/decode */
391 int length; /* The length is either the output line length
392 * (in input bytes) or the shortest input line
393 * length that is ok. Once decoding begins,
394 * the length is adjusted up each time a longer
395 * line is decoded */
396 unsigned char enc_data[80]; /* data to encode */
397 int line_num; /* number read on current line */
398 int expect_nl;
399 } EVP_ENCODE_CTX;
400
401/* Password based encryption function */
402typedef int (EVP_PBE_KEYGEN)(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
403 ASN1_TYPE *param, EVP_CIPHER *cipher,
404 EVP_MD *md, int en_de);
405
406#define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
407 (char *)(rsa))
408#define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
409 (char *)(dsa))
410#define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,\
411 (char *)(dh))
412
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)
420#define EVP_MD_pkey_type(e) ((e)->pkey_type)
421#define EVP_MD_size(e) ((e)->md_size)
422#define EVP_MD_block_size(e) ((e)->block_size)
423
424#define EVP_MD_CTX_md(e) ((e)->digest)
425#define EVP_MD_CTX_size(e) EVP_MD_size((e)->digest)
426#define EVP_MD_CTX_block_size(e) EVP_MD_block_size((e)->digest)
427#define EVP_MD_CTX_type(e) EVP_MD_type((e)->digest)
428
429#define EVP_CIPHER_nid(e) ((e)->nid)
430#define EVP_CIPHER_block_size(e) ((e)->block_size)
431#define EVP_CIPHER_key_length(e) ((e)->key_len)
432#define EVP_CIPHER_iv_length(e) ((e)->iv_len)
433
434#define EVP_CIPHER_CTX_cipher(e) ((e)->cipher)
435#define EVP_CIPHER_CTX_nid(e) ((e)->cipher->nid)
436#define EVP_CIPHER_CTX_block_size(e) ((e)->cipher->block_size)
437#define EVP_CIPHER_CTX_key_length(e) ((e)->cipher->key_len)
438#define EVP_CIPHER_CTX_iv_length(e) ((e)->cipher->iv_len)
439#define EVP_CIPHER_CTX_get_app_data(e) ((e)->app_data)
440#define EVP_CIPHER_CTX_set_app_data(e,d) ((e)->app_data=(char *)(d))
441#define EVP_CIPHER_CTX_type(c) EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c))
442
443#define EVP_ENCODE_LENGTH(l) (((l+2)/3*4)+(l/48+1)*2+80)
444#define EVP_DECODE_LENGTH(l) ((l+3)/4*3+80)
445
446#define EVP_SignInit(a,b) EVP_DigestInit(a,b)
447#define EVP_SignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
448#define EVP_VerifyInit(a,b) EVP_DigestInit(a,b)
449#define EVP_VerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
450#define EVP_OpenUpdate(a,b,c,d,e) EVP_DecryptUpdate(a,b,c,d,e)
451#define EVP_SealUpdate(a,b,c,d,e) EVP_EncryptUpdate(a,b,c,d,e)
452
453#ifdef CONST_STRICT
454void BIO_set_md(BIO *,const EVP_MD *md);
455#else
456# define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,0,(char *)md)
457#endif
458#define BIO_get_md(b,mdp) BIO_ctrl(b,BIO_C_GET_MD,0,(char *)mdp)
459#define BIO_get_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_GET_MD_CTX,0,(char *)mdcp)
460#define BIO_get_cipher_status(b) BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
461#define BIO_get_cipher_ctx(b,c_pp) BIO_ctrl(b,BIO_C_GET_CIPHER_CTX,0,(char *)c_pp)
462
463#define EVP_Cipher(c,o,i,l) (c)->cipher->do_cipher((c),(o),(i),(l))
464
465#define EVP_add_cipher_alias(n,alias) \
466 OBJ_NAME_add((alias),OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS,(n))
467#define EVP_add_digest_alias(n,alias) \
468 OBJ_NAME_add((alias),OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,(n))
469#define EVP_delete_cipher_alias(alias) \
470 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS);
471#define EVP_delete_digest_alias(alias) \
472 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS);
473
474
475int EVP_MD_CTX_copy(EVP_MD_CTX *out,EVP_MD_CTX *in);
476void EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
477void EVP_DigestUpdate(EVP_MD_CTX *ctx,const void *d,
478 unsigned int cnt);
479void EVP_DigestFinal(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s);
480
481int EVP_read_pw_string(char *buf,int length,const char *prompt,int verify);
482void EVP_set_pw_prompt(char *prompt);
483char * EVP_get_pw_prompt(void);
484
485int EVP_BytesToKey(const EVP_CIPHER *type,EVP_MD *md,unsigned char *salt,
486 unsigned char *data, int datal, int count,
487 unsigned char *key,unsigned char *iv);
488
489void EVP_EncryptInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *type,
490 unsigned char *key, unsigned char *iv);
491void EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
492 int *outl, unsigned char *in, int inl);
493void EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
494
495void EVP_DecryptInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *type,
496 unsigned char *key, unsigned char *iv);
497void EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
498 int *outl, unsigned char *in, int inl);
499int EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
500
501void EVP_CipherInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *type,
502 unsigned char *key,unsigned char *iv,int enc);
503void EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
504 int *outl, unsigned char *in, int inl);
505int EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
506
507int EVP_SignFinal(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s,
508 EVP_PKEY *pkey);
509
510int EVP_VerifyFinal(EVP_MD_CTX *ctx,unsigned char *sigbuf,
511 unsigned int siglen,EVP_PKEY *pkey);
512
513int EVP_OpenInit(EVP_CIPHER_CTX *ctx,EVP_CIPHER *type,unsigned char *ek,
514 int ekl,unsigned char *iv,EVP_PKEY *priv);
515int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
516
517int EVP_SealInit(EVP_CIPHER_CTX *ctx, EVP_CIPHER *type, unsigned char **ek,
518 int *ekl, unsigned char *iv,EVP_PKEY **pubk, int npubk);
519void EVP_SealFinal(EVP_CIPHER_CTX *ctx,unsigned char *out,int *outl);
520
521void EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
522void EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx,unsigned char *out,
523 int *outl,unsigned char *in,int inl);
524void EVP_EncodeFinal(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl);
525int EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int n);
526
527void EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
528int EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl,
529 unsigned char *in, int inl);
530int EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned
531 char *out, int *outl);
532int EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n);
533
534void ERR_load_EVP_strings(void );
535
536void EVP_CIPHER_CTX_init(EVP_CIPHER_CTX *a);
537void EVP_CIPHER_CTX_cleanup(EVP_CIPHER_CTX *a);
538
539#ifdef HEADER_BIO_H
540BIO_METHOD *BIO_f_md(void);
541BIO_METHOD *BIO_f_base64(void);
542BIO_METHOD *BIO_f_cipher(void);
543BIO_METHOD *BIO_f_reliable(void);
544void BIO_set_cipher(BIO *b,const EVP_CIPHER *c,unsigned char *k,
545 unsigned char *i, int enc);
546#endif
547
548EVP_MD *EVP_md_null(void);
549EVP_MD *EVP_md2(void);
550EVP_MD *EVP_md5(void);
551EVP_MD *EVP_sha(void);
552EVP_MD *EVP_sha1(void);
553EVP_MD *EVP_dss(void);
554EVP_MD *EVP_dss1(void);
555EVP_MD *EVP_mdc2(void);
556EVP_MD *EVP_ripemd160(void);
557
558EVP_CIPHER *EVP_enc_null(void); /* does nothing :-) */
559EVP_CIPHER *EVP_des_ecb(void);
560EVP_CIPHER *EVP_des_ede(void);
561EVP_CIPHER *EVP_des_ede3(void);
562EVP_CIPHER *EVP_des_cfb(void);
563EVP_CIPHER *EVP_des_ede_cfb(void);
564EVP_CIPHER *EVP_des_ede3_cfb(void);
565EVP_CIPHER *EVP_des_ofb(void);
566EVP_CIPHER *EVP_des_ede_ofb(void);
567EVP_CIPHER *EVP_des_ede3_ofb(void);
568EVP_CIPHER *EVP_des_cbc(void);
569EVP_CIPHER *EVP_des_ede_cbc(void);
570EVP_CIPHER *EVP_des_ede3_cbc(void);
571EVP_CIPHER *EVP_desx_cbc(void);
572EVP_CIPHER *EVP_rc4(void);
573EVP_CIPHER *EVP_rc4_40(void);
574EVP_CIPHER *EVP_idea_ecb(void);
575EVP_CIPHER *EVP_idea_cfb(void);
576EVP_CIPHER *EVP_idea_ofb(void);
577EVP_CIPHER *EVP_idea_cbc(void);
578EVP_CIPHER *EVP_rc2_ecb(void);
579EVP_CIPHER *EVP_rc2_cbc(void);
580EVP_CIPHER *EVP_rc2_40_cbc(void);
581EVP_CIPHER *EVP_rc2_64_cbc(void);
582EVP_CIPHER *EVP_rc2_cfb(void);
583EVP_CIPHER *EVP_rc2_ofb(void);
584EVP_CIPHER *EVP_bf_ecb(void);
585EVP_CIPHER *EVP_bf_cbc(void);
586EVP_CIPHER *EVP_bf_cfb(void);
587EVP_CIPHER *EVP_bf_ofb(void);
588EVP_CIPHER *EVP_cast5_ecb(void);
589EVP_CIPHER *EVP_cast5_cbc(void);
590EVP_CIPHER *EVP_cast5_cfb(void);
591EVP_CIPHER *EVP_cast5_ofb(void);
592EVP_CIPHER *EVP_rc5_32_12_16_cbc(void);
593EVP_CIPHER *EVP_rc5_32_12_16_ecb(void);
594EVP_CIPHER *EVP_rc5_32_12_16_cfb(void);
595EVP_CIPHER *EVP_rc5_32_12_16_ofb(void);
596
597void OpenSSL_add_all_algorithms(void);
598void OpenSSL_add_all_ciphers(void);
599void OpenSSL_add_all_digests(void);
600#define SSLeay_add_all_algorithms() OpenSSL_add_all_algorithms()
601#define SSLeay_add_all_ciphers() OpenSSL_add_all_ciphers()
602#define SSLeay_add_all_digests() OpenSSL_add_all_digests()
603
604int EVP_add_cipher(EVP_CIPHER *cipher);
605int EVP_add_digest(EVP_MD *digest);
606
607const EVP_CIPHER *EVP_get_cipherbyname(const char *name);
608const EVP_MD *EVP_get_digestbyname(const char *name);
609void EVP_cleanup(void);
610
611int EVP_PKEY_decrypt(unsigned char *dec_key,unsigned char *enc_key,
612 int enc_key_len,EVP_PKEY *private_key);
613int EVP_PKEY_encrypt(unsigned char *enc_key,
614 unsigned char *key,int key_len,EVP_PKEY *pub_key);
615int EVP_PKEY_type(int type);
616int EVP_PKEY_bits(EVP_PKEY *pkey);
617int EVP_PKEY_size(EVP_PKEY *pkey);
618int EVP_PKEY_assign(EVP_PKEY *pkey,int type,char *key);
619#ifndef NO_RSA
620int EVP_PKEY_set1_RSA(EVP_PKEY *pkey,RSA *key);
621RSA * EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
622#endif
623#ifndef NO_DSA
624int EVP_PKEY_set1_DSA(EVP_PKEY *pkey,DSA *key);
625DSA * EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
626#endif
627#ifndef NO_DH
628int EVP_PKEY_set1_DH(EVP_PKEY *pkey,DH *key);
629DH * EVP_PKEY_get1_DH(EVP_PKEY *pkey);
630#endif
631EVP_PKEY * EVP_PKEY_new(void);
632void EVP_PKEY_free(EVP_PKEY *pkey);
633EVP_PKEY * d2i_PublicKey(int type,EVP_PKEY **a, unsigned char **pp,
634 long length);
635int i2d_PublicKey(EVP_PKEY *a, unsigned char **pp);
636
637EVP_PKEY * d2i_PrivateKey(int type,EVP_PKEY **a, unsigned char **pp,
638 long length);
639EVP_PKEY * d2i_AutoPrivateKey(EVP_PKEY **a, unsigned char **pp,
640 long length);
641int i2d_PrivateKey(EVP_PKEY *a, unsigned char **pp);
642
643int EVP_PKEY_copy_parameters(EVP_PKEY *to,EVP_PKEY *from);
644int EVP_PKEY_missing_parameters(EVP_PKEY *pkey);
645int EVP_PKEY_save_parameters(EVP_PKEY *pkey,int mode);
646int EVP_PKEY_cmp_parameters(EVP_PKEY *a,EVP_PKEY *b);
647
648int EVP_CIPHER_type(const EVP_CIPHER *ctx);
649
650/* calls methods */
651int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
652int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
653
654/* These are used by EVP_CIPHER methods */
655int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c,ASN1_TYPE *type);
656int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c,ASN1_TYPE *type);
657
658/* PKCS5 password based encryption */
659int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
660 ASN1_TYPE *param, EVP_CIPHER *cipher, EVP_MD *md,
661 int en_de);
662int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,
663 unsigned char *salt, int saltlen, int iter,
664 int keylen, unsigned char *out);
665int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
666 ASN1_TYPE *param, EVP_CIPHER *cipher, EVP_MD *md,
667 int en_de);
668
669void PKCS5_PBE_add(void);
670
671int EVP_PBE_CipherInit (ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
672 ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de);
673int EVP_PBE_alg_add(int nid, EVP_CIPHER *cipher, EVP_MD *md,
674 EVP_PBE_KEYGEN *keygen);
675void EVP_PBE_cleanup(void);
676
677/* BEGIN ERROR CODES */
678/* The following lines are auto generated by the script mkerr.pl. Any changes
679 * made after this point may be overwritten when the script is next run.
680 */
681
682/* Error codes for the EVP functions. */
683
684/* Function codes. */
685#define EVP_F_D2I_PKEY 100
686#define EVP_F_EVP_DECRYPTFINAL 101
687#define EVP_F_EVP_MD_CTX_COPY 110
688#define EVP_F_EVP_OPENINIT 102
689#define EVP_F_EVP_PBE_ALG_ADD 115
690#define EVP_F_EVP_PBE_CIPHERINIT 116
691#define EVP_F_EVP_PKCS82PKEY 111
692#define EVP_F_EVP_PKCS8_SET_BROKEN 112
693#define EVP_F_EVP_PKEY2PKCS8 113
694#define EVP_F_EVP_PKEY_COPY_PARAMETERS 103
695#define EVP_F_EVP_PKEY_DECRYPT 104
696#define EVP_F_EVP_PKEY_ENCRYPT 105
697#define EVP_F_EVP_PKEY_GET1_DH 119
698#define EVP_F_EVP_PKEY_GET1_DSA 120
699#define EVP_F_EVP_PKEY_GET1_RSA 121
700#define EVP_F_EVP_PKEY_NEW 106
701#define EVP_F_EVP_SIGNFINAL 107
702#define EVP_F_EVP_VERIFYFINAL 108
703#define EVP_F_PKCS5_PBE_KEYIVGEN 117
704#define EVP_F_PKCS5_V2_PBE_KEYIVGEN 118
705#define EVP_F_RC2_MAGIC_TO_METH 109
706
707/* Reason codes. */
708#define EVP_R_BAD_DECRYPT 100
709#define EVP_R_BN_DECODE_ERROR 112
710#define EVP_R_BN_PUBKEY_ERROR 113
711#define EVP_R_CIPHER_PARAMETER_ERROR 122
712#define EVP_R_DECODE_ERROR 114
713#define EVP_R_DIFFERENT_KEY_TYPES 101
714#define EVP_R_ENCODE_ERROR 115
715#define EVP_R_EVP_PBE_CIPHERINIT_ERROR 119
716#define EVP_R_EXPECTING_AN_RSA_KEY 127
717#define EVP_R_EXPECTING_A_DH_KEY 128
718#define EVP_R_EXPECTING_A_DSA_KEY 129
719#define EVP_R_INPUT_NOT_INITIALIZED 111
720#define EVP_R_IV_TOO_LARGE 102
721#define EVP_R_KEYGEN_FAILURE 120
722#define EVP_R_MISSING_PARAMETERS 103
723#define EVP_R_NO_DSA_PARAMETERS 116
724#define EVP_R_NO_SIGN_FUNCTION_CONFIGURED 104
725#define EVP_R_NO_VERIFY_FUNCTION_CONFIGURED 105
726#define EVP_R_PKCS8_UNKNOWN_BROKEN_TYPE 117
727#define EVP_R_PUBLIC_KEY_NOT_RSA 106
728#define EVP_R_UNKNOWN_PBE_ALGORITHM 121
729#define EVP_R_UNSUPPORTED_CIPHER 107
730#define EVP_R_UNSUPPORTED_KEYLENGTH 123
731#define EVP_R_UNSUPPORTED_KEY_DERIVATION_FUNCTION 124
732#define EVP_R_UNSUPPORTED_KEY_SIZE 108
733#define EVP_R_UNSUPPORTED_PRF 125
734#define EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM 118
735#define EVP_R_UNSUPPORTED_SALT_TYPE 126
736#define EVP_R_WRONG_FINAL_BLOCK_LENGTH 109
737#define EVP_R_WRONG_PUBLIC_KEY_TYPE 110
738
739#ifdef __cplusplus
740}
741#endif
742#endif
743
generated by cgit v1.2.3-55-g6feb (git 2.39.1) at 2025-05-03 18:39:11 +0000