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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 "md2.h"
68#endif
69#ifndef NO_MD5
70#include "md5.h"
71#endif
72#if !defined(NO_SHA) || !defined(NO_SHA1)
73#include "sha.h"
74#endif
75#ifndef NO_RIPEMD
76#include "ripemd.h"
77#endif
78#ifndef NO_DES
79#include "des.h"
80#endif
81#ifndef NO_RC4
82#include "rc4.h"
83#endif
84#ifndef NO_RC2
85#include "rc2.h"
86#endif
87#ifndef NO_RC5
88#include "rc5.h"
89#endif
90#ifndef NO_BLOWFISH
91#include "blowfish.h"
92#endif
93#ifndef NO_CAST
94#include "cast.h"
95#endif
96#ifndef NO_IDEA
97#include "idea.h"
98#endif
99#ifndef NO_MDC2
100#include "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#ifndef NO_RSA
113#include "rsa.h"
114#else
115#define RSA long
116#endif
117
118#ifndef NO_DSA
119#include "dsa.h"
120#else
121#define DSA long
122#endif
123
124#ifndef NO_DH
125#include "dh.h"
126#else
127#define DH long
128#endif
129
130#include "objects.h"
131
132#define EVP_PK_RSA 0x0001
133#define EVP_PK_DSA 0x0002
134#define EVP_PK_DH 0x0004
135#define EVP_PKT_SIGN 0x0010
136#define EVP_PKT_ENC 0x0020
137#define EVP_PKT_EXCH 0x0040
138#define EVP_PKS_RSA 0x0100
139#define EVP_PKS_DSA 0x0200
140#define EVP_PKT_EXP 0x1000 /* <= 512 bit key */
141
142#define EVP_PKEY_NONE NID_undef
143#define EVP_PKEY_RSA NID_rsaEncryption
144#define EVP_PKEY_RSA2 NID_rsa
145#define EVP_PKEY_DSA NID_dsa
146#define EVP_PKEY_DSA1 NID_dsa_2
147#define EVP_PKEY_DSA2 NID_dsaWithSHA
148#define EVP_PKEY_DSA3 NID_dsaWithSHA1
149#define EVP_PKEY_DSA4 NID_dsaWithSHA1_2
150#define EVP_PKEY_DH NID_dhKeyAgreement
151
152/* Type needs to be a bit field
153 * Sub-type needs to be for variations on the method, as in, can it do
154 * arbitary encryption.... */
155typedef struct evp_pkey_st
156 {
157 int type;
158 int save_type;
159 int references;
160 union {
161 char *ptr;
162 struct rsa_st *rsa; /* RSA */
163 struct dsa_st *dsa; /* DSA */
164 struct dh_st *dh; /* DH */
165 } pkey;
166 int save_parameters;
167#ifdef HEADER_STACK_H
168 STACK /* X509_ATTRIBUTE */ *attributes; /* [ 0 ] */
169#else
170 char /* X509_ATTRIBUTE */ *attributes; /* [ 0 ] */
171#endif
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 ossociated 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#define EVP_PKEY_NULL_method NULL,NULL,{0,0,0,0}
265
266#ifndef NO_DSA
267#define EVP_PKEY_DSA_method DSA_sign,DSA_verify, \
268 {EVP_PKEY_DSA,EVP_PKEY_DSA2,EVP_PKEY_DSA3, \
269 EVP_PKEY_DSA4,0}
270#else
271#define EVP_PKEY_DSA_method EVP_PKEY_NULL_method
272#endif
273
274#ifndef NO_RSA
275#define EVP_PKEY_RSA_method RSA_sign,RSA_verify, \
276 {EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
277#define EVP_PKEY_RSA_ASN1_OCTET_STRING_method \
278 RSA_sign_ASN1_OCTET_STRING, \
279 RSA_verify_ASN1_OCTET_STRING, \
280 {EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
281#else
282#define EVP_PKEY_RSA_method EVP_PKEY_NULL_method
283#define EVP_PKEY_RSA_ASN1_OCTET_STRING_method EVP_PKEY_NULL_method
284#endif
285
286#endif /* !EVP_MD */
287
288typedef struct env_md_ctx_st
289 {
290 EVP_MD *digest;
291 union {
292 unsigned char base[4];
293#ifndef NO_MD2
294 MD2_CTX md2;
295#endif
296#ifndef NO_MD5
297 MD5_CTX md5;
298#endif
299#ifndef NO_MD5
300 RIPEMD160_CTX ripemd160;
301#endif
302#if !defined(NO_SHA) || !defined(NO_SHA1)
303 SHA_CTX sha;
304#endif
305#ifndef NO_MDC2
306 MDC2_CTX mdc2;
307#endif
308 } md;
309 } EVP_MD_CTX;
310
311typedef struct evp_cipher_st
312 {
313 int nid;
314 int block_size;
315 int key_len;
316 int iv_len;
317 void (*init)(); /* init for encryption */
318 void (*do_cipher)(); /* encrypt data */
319 void (*cleanup)(); /* used by cipher method */
320 int ctx_size; /* how big the ctx needs to be */
321 /* int set_asn1_parameters(EVP_CIPHER_CTX,ASN1_TYPE *); */
322 int (*set_asn1_parameters)(); /* Populate a ASN1_TYPE with parameters */
323 /* int get_asn1_parameters(EVP_CIPHER_CTX,ASN1_TYPE *); */
324 int (*get_asn1_parameters)(); /* Get parameters from a ASN1_TYPE */
325 } EVP_CIPHER;
326
327typedef struct evp_cipher_info_st
328 {
329 EVP_CIPHER *cipher;
330 unsigned char iv[EVP_MAX_IV_LENGTH];
331 } EVP_CIPHER_INFO;
332
333typedef struct evp_cipher_ctx_st
334 {
335 EVP_CIPHER *cipher;
336 int encrypt; /* encrypt or decrypt */
337 int buf_len; /* number we have left */
338
339 unsigned char oiv[EVP_MAX_IV_LENGTH]; /* original iv */
340 unsigned char iv[EVP_MAX_IV_LENGTH]; /* working iv */
341 unsigned char buf[EVP_MAX_IV_LENGTH]; /* saved partial block */
342 int num; /* used by cfb/ofb mode */
343
344 char *app_data; /* aplication stuff */
345 union {
346#ifndef NO_RC4
347 struct
348 {
349 unsigned char key[EVP_RC4_KEY_SIZE];
350 RC4_KEY ks; /* working key */
351 } rc4;
352#endif
353#ifndef NO_DES
354 des_key_schedule des_ks;/* key schedule */
355 struct
356 {
357 des_key_schedule ks;/* key schedule */
358 C_Block inw;
359 C_Block outw;
360 } desx_cbc;
361 struct
362 {
363 des_key_schedule ks1;/* key schedule */
364 des_key_schedule ks2;/* key schedule (for ede) */
365 des_key_schedule ks3;/* key schedule (for ede3) */
366 } des_ede;
367#endif
368#ifndef NO_IDEA
369 IDEA_KEY_SCHEDULE idea_ks;/* key schedule */
370#endif
371#ifndef NO_RC2
372 RC2_KEY rc2_ks;/* key schedule */
373#endif
374#ifndef NO_RC5
375 RC5_32_KEY rc5_ks;/* key schedule */
376#endif
377#ifndef NO_BLOWFISH
378 BF_KEY bf_ks;/* key schedule */
379#endif
380#ifndef NO_CAST
381 CAST_KEY cast_ks;/* key schedule */
382#endif
383 } c;
384 } EVP_CIPHER_CTX;
385
386typedef struct evp_Encode_Ctx_st
387 {
388 int num; /* number saved in a partial encode/decode */
389 int length; /* The length is either the output line length
390 * (in input bytes) or the shortest input line
391 * length that is ok. Once decoding begins,
392 * the length is adjusted up each time a longer
393 * line is decoded */
394 unsigned char enc_data[80]; /* data to encode */
395 int line_num; /* number read on current line */
396 int expect_nl;
397 } EVP_ENCODE_CTX;
398
399#define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
400 (char *)(rsa))
401#define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
402 (char *)(dsa))
403#define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,\
404 (char *)(dh))
405
406/* Add some extra combinations */
407#define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
408#define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
409#define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
410#define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
411
412#define EVP_MD_type(e) ((e)->type)
413#define EVP_MD_pkey_type(e) ((e)->pkey_type)
414#define EVP_MD_size(e) ((e)->md_size)
415#define EVP_MD_block_size(e) ((e)->block_size)
416
417#define EVP_MD_CTX_size(e) EVP_MD_size((e)->digest)
418#define EVP_MD_CTX_block_size(e) EVP_MD_block_size((e)->digest)
419#define EVP_MD_CTX_type(e) ((e)->digest)
420
421#define EVP_CIPHER_nid(e) ((e)->nid)
422#define EVP_CIPHER_block_size(e) ((e)->block_size)
423#define EVP_CIPHER_key_length(e) ((e)->key_len)
424#define EVP_CIPHER_iv_length(e) ((e)->iv_len)
425
426#define EVP_CIPHER_CTX_cipher(e) ((e)->cipher)
427#define EVP_CIPHER_CTX_nid(e) ((e)->cipher->nid)
428#define EVP_CIPHER_CTX_block_size(e) ((e)->cipher->block_size)
429#define EVP_CIPHER_CTX_key_length(e) ((e)->cipher->key_len)
430#define EVP_CIPHER_CTX_iv_length(e) ((e)->cipher->iv_len)
431#define EVP_CIPHER_CTX_get_app_data(e) ((e)->app_data)
432#define EVP_CIPHER_CTX_set_app_data(e,d) ((e)->app_data=(char *)(d))
433
434#define EVP_ENCODE_LENGTH(l) (((l+2)/3*4)+(l/48+1)*2+80)
435#define EVP_DECODE_LENGTH(l) ((l+3)/4*3+80)
436
437#define EVP_SignInit(a,b) EVP_DigestInit(a,b)
438#define EVP_SignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
439#define EVP_VerifyInit(a,b) EVP_DigestInit(a,b)
440#define EVP_VerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
441#define EVP_OpenUpdate(a,b,c,d,e) EVP_DecryptUpdate(a,b,c,d,e)
442#define EVP_SealUpdate(a,b,c,d,e) EVP_EncryptUpdate(a,b,c,d,e)
443
444#define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,0,(char *)md)
445#define BIO_get_md(b,mdp) BIO_ctrl(b,BIO_C_GET_MD,0,(char *)mdp)
446#define BIO_get_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_GET_MD_CTX,0,(char *)mdcp)
447#define BIO_get_cipher_status(b) BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
448
449#define EVP_Cipher(c,o,i,l) (c)->cipher->do_cipher((c),(o),(i),(l))
450
451#ifndef NOPROTO
452
453void EVP_DigestInit(EVP_MD_CTX *ctx, EVP_MD *type);
454void EVP_DigestUpdate(EVP_MD_CTX *ctx,unsigned char *d,unsigned int cnt);
455void EVP_DigestFinal(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s);
456
457int EVP_read_pw_string(char *buf,int length,char *prompt,int verify);
458void EVP_set_pw_prompt(char *prompt);
459char * EVP_get_pw_prompt(void);
460
461int EVP_BytesToKey(EVP_CIPHER *type,EVP_MD *md,unsigned char *salt,
462 unsigned char *data, int datal, int count,
463 unsigned char *key,unsigned char *iv);
464
465EVP_CIPHER *EVP_get_cipherbyname(char *name);
466
467void EVP_EncryptInit(EVP_CIPHER_CTX *ctx,EVP_CIPHER *type,
468 unsigned char *key, unsigned char *iv);
469void EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
470 int *outl, unsigned char *in, int inl);
471void EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
472
473void EVP_DecryptInit(EVP_CIPHER_CTX *ctx,EVP_CIPHER *type,
474 unsigned char *key, unsigned char *iv);
475void EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
476 int *outl, unsigned char *in, int inl);
477int EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
478
479void EVP_CipherInit(EVP_CIPHER_CTX *ctx,EVP_CIPHER *type, unsigned char *key,
480 unsigned char *iv,int enc);
481void EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
482 int *outl, unsigned char *in, int inl);
483int EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
484
485int EVP_SignFinal(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s,
486 EVP_PKEY *pkey);
487
488int EVP_VerifyFinal(EVP_MD_CTX *ctx,unsigned char *sigbuf,
489 unsigned int siglen,EVP_PKEY *pkey);
490
491int EVP_OpenInit(EVP_CIPHER_CTX *ctx,EVP_CIPHER *type,unsigned char *ek,
492 int ekl,unsigned char *iv,EVP_PKEY *priv);
493int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
494
495int EVP_SealInit(EVP_CIPHER_CTX *ctx, EVP_CIPHER *type, unsigned char **ek,
496 int *ekl, unsigned char *iv,EVP_PKEY **pubk, int npubk);
497void EVP_SealFinal(EVP_CIPHER_CTX *ctx,unsigned char *out,int *outl);
498
499void EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
500void EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx,unsigned char *out,
501 int *outl,unsigned char *in,int inl);
502void EVP_EncodeFinal(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl);
503int EVP_EncodeBlock(unsigned char *t, unsigned char *f, int n);
504
505void EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
506int EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl,
507 unsigned char *in, int inl);
508int EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned
509 char *out, int *outl);
510int EVP_DecodeBlock(unsigned char *t, unsigned
511 char *f, int n);
512
513void ERR_load_EVP_strings(void );
514
515void EVP_CIPHER_CTX_init(EVP_CIPHER_CTX *a);
516void EVP_CIPHER_CTX_cleanup(EVP_CIPHER_CTX *a);
517
518#ifdef HEADER_BIO_H
519BIO_METHOD *BIO_f_md(void);
520BIO_METHOD *BIO_f_base64(void);
521BIO_METHOD *BIO_f_cipher(void);
522void BIO_set_cipher(BIO *b,EVP_CIPHER *c,unsigned char *k,
523 unsigned char *i, int enc);
524#endif
525
526EVP_MD *EVP_md_null(void);
527EVP_MD *EVP_md2(void);
528EVP_MD *EVP_md5(void);
529EVP_MD *EVP_sha(void);
530EVP_MD *EVP_sha1(void);
531EVP_MD *EVP_dss(void);
532EVP_MD *EVP_dss1(void);
533EVP_MD *EVP_mdc2(void);
534EVP_MD *EVP_ripemd160(void);
535
536EVP_CIPHER *EVP_enc_null(void); /* does nothing :-) */
537EVP_CIPHER *EVP_des_ecb(void);
538EVP_CIPHER *EVP_des_ede(void);
539EVP_CIPHER *EVP_des_ede3(void);
540EVP_CIPHER *EVP_des_cfb(void);
541EVP_CIPHER *EVP_des_ede_cfb(void);
542EVP_CIPHER *EVP_des_ede3_cfb(void);
543EVP_CIPHER *EVP_des_ofb(void);
544EVP_CIPHER *EVP_des_ede_ofb(void);
545EVP_CIPHER *EVP_des_ede3_ofb(void);
546EVP_CIPHER *EVP_des_cbc(void);
547EVP_CIPHER *EVP_des_ede_cbc(void);
548EVP_CIPHER *EVP_des_ede3_cbc(void);
549EVP_CIPHER *EVP_desx_cbc(void);
550EVP_CIPHER *EVP_rc4(void);
551EVP_CIPHER *EVP_rc4_40(void);
552EVP_CIPHER *EVP_idea_ecb(void);
553EVP_CIPHER *EVP_idea_cfb(void);
554EVP_CIPHER *EVP_idea_ofb(void);
555EVP_CIPHER *EVP_idea_cbc(void);
556EVP_CIPHER *EVP_rc2_ecb(void);
557EVP_CIPHER *EVP_rc2_cbc(void);
558EVP_CIPHER *EVP_rc2_40_cbc(void);
559EVP_CIPHER *EVP_rc2_cfb(void);
560EVP_CIPHER *EVP_rc2_ofb(void);
561EVP_CIPHER *EVP_bf_ecb(void);
562EVP_CIPHER *EVP_bf_cbc(void);
563EVP_CIPHER *EVP_bf_cfb(void);
564EVP_CIPHER *EVP_bf_ofb(void);
565EVP_CIPHER *EVP_cast5_ecb(void);
566EVP_CIPHER *EVP_cast5_cbc(void);
567EVP_CIPHER *EVP_cast5_cfb(void);
568EVP_CIPHER *EVP_cast5_ofb(void);
569EVP_CIPHER *EVP_rc5_32_12_16_cbc(void);
570EVP_CIPHER *EVP_rc5_32_12_16_ecb(void);
571EVP_CIPHER *EVP_rc5_32_12_16_cfb(void);
572EVP_CIPHER *EVP_rc5_32_12_16_ofb(void);
573
574void SSLeay_add_all_algorithms(void);
575void SSLeay_add_all_ciphers(void);
576void SSLeay_add_all_digests(void);
577
578int EVP_add_cipher(EVP_CIPHER *cipher);
579int EVP_add_digest(EVP_MD *digest);
580int EVP_add_alias(char *name,char *alias);
581int EVP_delete_alias(char *name);
582
583EVP_CIPHER *EVP_get_cipherbyname(char *name);
584EVP_MD *EVP_get_digestbyname(char *name);
585void EVP_cleanup(void);
586
587int EVP_PKEY_decrypt(unsigned char *dec_key,unsigned char *enc_key,
588 int enc_key_len,EVP_PKEY *private_key);
589int EVP_PKEY_encrypt(unsigned char *enc_key,
590 unsigned char *key,int key_len,EVP_PKEY *pub_key);
591int EVP_PKEY_type(int type);
592int EVP_PKEY_bits(EVP_PKEY *pkey);
593int EVP_PKEY_size(EVP_PKEY *pkey);
594int EVP_PKEY_assign(EVP_PKEY *pkey,int type,char *key);
595EVP_PKEY * EVP_PKEY_new(void);
596void EVP_PKEY_free(EVP_PKEY *pkey);
597EVP_PKEY * d2i_PublicKey(int type,EVP_PKEY **a, unsigned char **pp,
598 long length);
599int i2d_PublicKey(EVP_PKEY *a, unsigned char **pp);
600
601EVP_PKEY * d2i_PrivateKey(int type,EVP_PKEY **a, unsigned char **pp,
602 long length);
603int i2d_PrivateKey(EVP_PKEY *a, unsigned char **pp);
604
605int EVP_PKEY_copy_parameters(EVP_PKEY *to,EVP_PKEY *from);
606int EVP_PKEY_missing_parameters(EVP_PKEY *pkey);
607int EVP_PKEY_save_parameters(EVP_PKEY *pkey,int mode);
608int EVP_PKEY_cmp_parameters(EVP_PKEY *a,EVP_PKEY *b);
609
610/* calls methods */
611int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
612int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
613
614/* These are used by EVP_CIPHER methods */
615int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c,ASN1_TYPE *type);
616int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c,ASN1_TYPE *type);
617
618#else
619
620void EVP_DigestInit();
621void EVP_DigestUpdate();
622void EVP_DigestFinal();
623
624int EVP_read_pw_string();
625void EVP_set_pw_prompt();
626char * EVP_get_pw_prompt();
627
628int EVP_BytesToKey();
629
630EVP_CIPHER *EVP_get_cipherbyname();
631
632void EVP_EncryptInit();
633void EVP_EncryptUpdate();
634void EVP_EncryptFinal();
635
636void EVP_DecryptInit();
637void EVP_DecryptUpdate();
638int EVP_DecryptFinal();
639
640void EVP_CipherInit();
641void EVP_CipherUpdate();
642int EVP_CipherFinal();
643
644int EVP_SignFinal();
645
646int EVP_VerifyFinal();
647
648int EVP_OpenInit();
649int EVP_OpenFinal();
650
651int EVP_SealInit();
652void EVP_SealFinal();
653
654void EVP_EncodeInit();
655void EVP_EncodeUpdate();
656void EVP_EncodeFinal();
657int EVP_EncodeBlock();
658
659void EVP_DecodeInit();
660int EVP_DecodeUpdate();
661int EVP_DecodeFinal();
662int EVP_DecodeBlock();
663
664void ERR_load_EVP_strings();
665
666void EVP_CIPHER_CTX_init();
667void EVP_CIPHER_CTX_cleanup();
668
669#ifdef HEADER_BIO_H
670BIO_METHOD *BIO_f_md();
671BIO_METHOD *BIO_f_base64();
672BIO_METHOD *BIO_f_cipher();
673void BIO_set_cipher();
674#endif
675
676EVP_MD *EVP_md_null();
677EVP_MD *EVP_md2();
678EVP_MD *EVP_md5();
679EVP_MD *EVP_sha();
680EVP_MD *EVP_sha1();
681EVP_MD *EVP_dss();
682EVP_MD *EVP_dss1();
683EVP_MD *EVP_mdc2();
684
685EVP_CIPHER *EVP_enc_null();
686EVP_CIPHER *EVP_des_ecb();
687EVP_CIPHER *EVP_des_ede();
688EVP_CIPHER *EVP_des_ede3();
689EVP_CIPHER *EVP_des_cfb();
690EVP_CIPHER *EVP_des_ede_cfb();
691EVP_CIPHER *EVP_des_ede3_cfb();
692EVP_CIPHER *EVP_des_ofb();
693EVP_CIPHER *EVP_des_ede_ofb();
694EVP_CIPHER *EVP_des_ede3_ofb();
695EVP_CIPHER *EVP_des_cbc();
696EVP_CIPHER *EVP_des_ede_cbc();
697EVP_CIPHER *EVP_des_ede3_cbc();
698EVP_CIPHER *EVP_desx_cbc();
699EVP_CIPHER *EVP_rc4();
700EVP_CIPHER *EVP_rc4_40();
701EVP_CIPHER *EVP_idea_ecb();
702EVP_CIPHER *EVP_idea_cfb();
703EVP_CIPHER *EVP_idea_ofb();
704EVP_CIPHER *EVP_idea_cbc();
705EVP_CIPHER *EVP_rc2_ecb();
706EVP_CIPHER *EVP_rc2_cbc();
707EVP_CIPHER *EVP_rc2_40_cbc();
708EVP_CIPHER *EVP_rc2_cfb();
709EVP_CIPHER *EVP_rc2_ofb();
710EVP_CIPHER *EVP_bf_ecb();
711EVP_CIPHER *EVP_bf_cbc();
712EVP_CIPHER *EVP_bf_cfb();
713EVP_CIPHER *EVP_bf_ofb();
714EVP_CIPHER *EVP_cast5_ecb();
715EVP_CIPHER *EVP_cast5_cbc();
716EVP_CIPHER *EVP_cast5_cfb();
717EVP_CIPHER *EVP_cast5_ofb();
718EVP_CIPHER *EVP_rc5_32_12_16_cbc();
719EVP_CIPHER *EVP_rc5_32_12_16_ecb();
720EVP_CIPHER *EVP_rc5_32_12_16_cfb();
721EVP_CIPHER *EVP_rc5_32_12_16_ofb();
722
723void SSLeay_add_all_algorithms();
724void SSLeay_add_all_ciphers();
725void SSLeay_add_all_digests();
726
727int EVP_add_cipher();
728int EVP_add_digest();
729int EVP_add_alias();
730int EVP_delete_alias();
731
732EVP_CIPHER *EVP_get_cipherbyname();
733EVP_MD *EVP_get_digestbyname();
734void EVP_cleanup();
735
736int EVP_PKEY_decrypt();
737int EVP_PKEY_encrypt();
738int EVP_PKEY_type();
739int EVP_PKEY_bits();
740int EVP_PKEY_size();
741int EVP_PKEY_assign();
742EVP_PKEY * EVP_PKEY_new();
743void EVP_PKEY_free();
744EVP_PKEY * d2i_PublicKey();
745int i2d_PublicKey();
746
747EVP_PKEY * d2i_PrivateKey();
748int i2d_PrivateKey();
749
750int EVP_PKEY_copy_parameters();
751int EVP_PKEY_missing_parameters();
752int EVP_PKEY_save_parameters();
753int EVP_PKEY_cmp_parameters();
754
755int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
756int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
757
758int EVP_CIPHER_set_asn1_iv();
759int EVP_CIPHER_get_asn1_iv();
760
761#endif
762
763/* BEGIN ERROR CODES */
764/* Error codes for the EVP functions. */
765
766/* Function codes. */
767#define EVP_F_D2I_PKEY 100
768#define EVP_F_EVP_DECRYPTFINAL 101
769#define EVP_F_EVP_OPENINIT 102
770#define EVP_F_EVP_PKEY_COPY_PARAMETERS 103
771#define EVP_F_EVP_PKEY_DECRYPT 104
772#define EVP_F_EVP_PKEY_ENCRYPT 105
773#define EVP_F_EVP_PKEY_NEW 106
774#define EVP_F_EVP_SIGNFINAL 107
775#define EVP_F_EVP_VERIFYFINAL 108
776
777/* Reason codes. */
778#define EVP_R_BAD_DECRYPT 100
779#define EVP_R_DIFFERENT_KEY_TYPES 101
780#define EVP_R_IV_TOO_LARGE 102
781#define EVP_R_MISSING_PARMATERS 103
782#define EVP_R_NO_SIGN_FUNCTION_CONFIGURED 104
783#define EVP_R_NO_VERIFY_FUNCTION_CONFIGURED 105
784#define EVP_R_PUBLIC_KEY_NOT_RSA 106
785#define EVP_R_UNSUPPORTED_CIPHER 107
786#define EVP_R_WRONG_FINAL_BLOCK_LENGTH 108
787#define EVP_R_WRONG_PUBLIC_KEY_TYPE 109
788
789#ifdef __cplusplus
790}
791#endif
792#endif
793
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