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Camellia cipher, contributed by NTT
[thirdparty/openssl.git] / crypto / evp / evp.h
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 /*
79 #define EVP_RC2_KEY_SIZE 16
80 #define EVP_RC4_KEY_SIZE 16
81 #define EVP_BLOWFISH_KEY_SIZE 16
82 #define EVP_CAST5_KEY_SIZE 16
83 #define EVP_RC5_32_12_16_KEY_SIZE 16
84 */
85 #define EVP_MAX_MD_SIZE 64 /* longest known is SHA512 */
86 #define EVP_MAX_KEY_LENGTH 32
87 #define EVP_MAX_IV_LENGTH 16
88 #define EVP_MAX_BLOCK_LENGTH 32
89
90 #define PKCS5_SALT_LEN 8
91 /* Default PKCS#5 iteration count */
92 #define PKCS5_DEFAULT_ITER 2048
93
94 #include <openssl/objects.h>
95
96 #define EVP_PK_RSA 0x0001
97 #define EVP_PK_DSA 0x0002
98 #define EVP_PK_DH 0x0004
99 #define EVP_PK_EC 0x0008
100 #define EVP_PKT_SIGN 0x0010
101 #define EVP_PKT_ENC 0x0020
102 #define EVP_PKT_EXCH 0x0040
103 #define EVP_PKS_RSA 0x0100
104 #define EVP_PKS_DSA 0x0200
105 #define EVP_PKS_EC 0x0400
106 #define EVP_PKT_EXP 0x1000 /* <= 512 bit key */
107
108 #define EVP_PKEY_NONE NID_undef
109 #define EVP_PKEY_RSA NID_rsaEncryption
110 #define EVP_PKEY_RSA2 NID_rsa
111 #define EVP_PKEY_DSA NID_dsa
112 #define EVP_PKEY_DSA1 NID_dsa_2
113 #define EVP_PKEY_DSA2 NID_dsaWithSHA
114 #define EVP_PKEY_DSA3 NID_dsaWithSHA1
115 #define EVP_PKEY_DSA4 NID_dsaWithSHA1_2
116 #define EVP_PKEY_DH NID_dhKeyAgreement
117 #define EVP_PKEY_EC NID_X9_62_id_ecPublicKey
118
119 #ifdef __cplusplus
120 extern "C" {
121 #endif
122
123 /* Type needs to be a bit field
124 * Sub-type needs to be for variations on the method, as in, can it do
125 * arbitrary encryption.... */
126 struct evp_pkey_st
127 {
128 int type;
129 int save_type;
130 int references;
131 const EVP_PKEY_ASN1_METHOD *ameth;
132 ENGINE *engine;
133 union {
134 char *ptr;
135 #ifndef OPENSSL_NO_RSA
136 struct rsa_st *rsa; /* RSA */
137 #endif
138 #ifndef OPENSSL_NO_DSA
139 struct dsa_st *dsa; /* DSA */
140 #endif
141 #ifndef OPENSSL_NO_DH
142 struct dh_st *dh; /* DH */
143 #endif
144 #ifndef OPENSSL_NO_EC
145 struct ec_key_st *ec; /* ECC */
146 #endif
147 } pkey;
148 int save_parameters;
149 STACK_OF(X509_ATTRIBUTE) *attributes; /* [ 0 ] */
150 } /* EVP_PKEY */;
151
152 #define EVP_PKEY_MO_SIGN 0x0001
153 #define EVP_PKEY_MO_VERIFY 0x0002
154 #define EVP_PKEY_MO_ENCRYPT 0x0004
155 #define EVP_PKEY_MO_DECRYPT 0x0008
156
157 #ifndef EVP_MD
158 struct env_md_st
159 {
160 int type;
161 int pkey_type;
162 int md_size;
163 unsigned long flags;
164 int (*init)(EVP_MD_CTX *ctx);
165 int (*update)(EVP_MD_CTX *ctx,const void *data,size_t count);
166 int (*final)(EVP_MD_CTX *ctx,unsigned char *md);
167 int (*copy)(EVP_MD_CTX *to,const EVP_MD_CTX *from);
168 int (*cleanup)(EVP_MD_CTX *ctx);
169
170 /* FIXME: prototype these some day */
171 int (*sign)(int type, const unsigned char *m, unsigned int m_length,
172 unsigned char *sigret, unsigned int *siglen, void *key);
173 int (*verify)(int type, const unsigned char *m, unsigned int m_length,
174 const unsigned char *sigbuf, unsigned int siglen,
175 void *key);
176 int required_pkey_type[5]; /*EVP_PKEY_xxx */
177 int block_size;
178 int ctx_size; /* how big does the ctx->md_data need to be */
179 /* control function */
180 int (*md_ctrl)(EVP_MD_CTX *ctx, int cmd, int p1, void *p2);
181 } /* EVP_MD */;
182
183 typedef int evp_sign_method(int type,const unsigned char *m,
184 unsigned int m_length,unsigned char *sigret,
185 unsigned int *siglen, void *key);
186 typedef int evp_verify_method(int type,const unsigned char *m,
187 unsigned int m_length,const unsigned char *sigbuf,
188 unsigned int siglen, void *key);
189
190 #define EVP_MD_FLAG_ONESHOT 0x0001 /* digest can only handle a single
191 * block */
192
193 #define EVP_MD_FLAG_PKEY_DIGEST 0x0002 /* digest is a "clone" digest used
194 * which is a copy of an existing
195 * one for a specific public key type.
196 * EVP_dss1() etc */
197
198 /* Digest uses EVP_PKEY_METHOD for signing instead of MD specific signing */
199
200 #define EVP_MD_FLAG_PKEY_METHOD_SIGNATURE 0x0004
201
202 /* DigestAlgorithmIdentifier flags... */
203
204 #define EVP_MD_FLAG_DIGALGID_MASK 0x0018
205
206 /* NULL or absent parameter accepted. Use NULL */
207
208 #define EVP_MD_FLAG_DIGALGID_NULL 0x0000
209
210 /* NULL or absent parameter accepted. Use NULL for PKCS#1 otherwise absent */
211
212 #define EVP_MD_FLAG_DIGALGID_ABSENT 0x0008
213
214 /* Custom handling via ctrl */
215
216 #define EVP_MD_FLAG_DIGALGID_CUSTOM 0x0018
217
218 /* Digest ctrls */
219
220 #define EVP_MD_CTRL_DIGALGID 0x1
221
222 /* Minimum Algorithm specific ctrl value */
223
224 #define EVP_MD_CTRL_ALG_CTRL 0x1000
225
226 #define EVP_PKEY_NULL_method NULL,NULL,{0,0,0,0}
227
228 #ifndef OPENSSL_NO_DSA
229 #define EVP_PKEY_DSA_method (evp_sign_method *)DSA_sign, \
230 (evp_verify_method *)DSA_verify, \
231 {EVP_PKEY_DSA,EVP_PKEY_DSA2,EVP_PKEY_DSA3, \
232 EVP_PKEY_DSA4,0}
233 #else
234 #define EVP_PKEY_DSA_method EVP_PKEY_NULL_method
235 #endif
236
237 #ifndef OPENSSL_NO_ECDSA
238 #define EVP_PKEY_ECDSA_method (evp_sign_method *)ECDSA_sign, \
239 (evp_verify_method *)ECDSA_verify, \
240 {EVP_PKEY_EC,0,0,0}
241 #else
242 #define EVP_PKEY_ECDSA_method EVP_PKEY_NULL_method
243 #endif
244
245 #ifndef OPENSSL_NO_RSA
246 #define EVP_PKEY_RSA_method (evp_sign_method *)RSA_sign, \
247 (evp_verify_method *)RSA_verify, \
248 {EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
249 #define EVP_PKEY_RSA_ASN1_OCTET_STRING_method \
250 (evp_sign_method *)RSA_sign_ASN1_OCTET_STRING, \
251 (evp_verify_method *)RSA_verify_ASN1_OCTET_STRING, \
252 {EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
253 #else
254 #define EVP_PKEY_RSA_method EVP_PKEY_NULL_method
255 #define EVP_PKEY_RSA_ASN1_OCTET_STRING_method EVP_PKEY_NULL_method
256 #endif
257
258 #endif /* !EVP_MD */
259
260 struct env_md_ctx_st
261 {
262 const EVP_MD *digest;
263 ENGINE *engine; /* functional reference if 'digest' is ENGINE-provided */
264 unsigned long flags;
265 void *md_data;
266 /* Public key context for sign/verify */
267 EVP_PKEY_CTX *pctx;
268 } /* EVP_MD_CTX */;
269
270 /* values for EVP_MD_CTX flags */
271
272 #define EVP_MD_CTX_FLAG_ONESHOT 0x0001 /* digest update will be called
273 * once only */
274 #define EVP_MD_CTX_FLAG_CLEANED 0x0002 /* context has already been
275 * cleaned */
276 #define EVP_MD_CTX_FLAG_REUSE 0x0004 /* Don't free up ctx->md_data
277 * in EVP_MD_CTX_cleanup */
278
279 /* MD operational flags */
280
281 #define EVP_MD_CTX_FLAG_OP_MASK 0x00f0
282
283 #define EVP_MD_CTX_FLAG_OP_DIGEST 0x0000
284 #define EVP_MD_CTX_FLAG_OP_SIGN 0x0010
285 #define EVP_MD_CTX_FLAG_OP_VERIFY 0x0020
286
287 struct evp_cipher_st
288 {
289 int nid;
290 int block_size;
291 int key_len; /* Default value for variable length ciphers */
292 int iv_len;
293 unsigned long flags; /* Various flags */
294 int (*init)(EVP_CIPHER_CTX *ctx, const unsigned char *key,
295 const unsigned char *iv, int enc); /* init key */
296 int (*do_cipher)(EVP_CIPHER_CTX *ctx, unsigned char *out,
297 const unsigned char *in, unsigned int inl);/* encrypt/decrypt data */
298 int (*cleanup)(EVP_CIPHER_CTX *); /* cleanup ctx */
299 int ctx_size; /* how big ctx->cipher_data needs to be */
300 int (*set_asn1_parameters)(EVP_CIPHER_CTX *, ASN1_TYPE *); /* Populate a ASN1_TYPE with parameters */
301 int (*get_asn1_parameters)(EVP_CIPHER_CTX *, ASN1_TYPE *); /* Get parameters from a ASN1_TYPE */
302 int (*ctrl)(EVP_CIPHER_CTX *, int type, int arg, void *ptr); /* Miscellaneous operations */
303 void *app_data; /* Application data */
304 } /* EVP_CIPHER */;
305
306 /* Values for cipher flags */
307
308 /* Modes for ciphers */
309
310 #define EVP_CIPH_STREAM_CIPHER 0x0
311 #define EVP_CIPH_ECB_MODE 0x1
312 #define EVP_CIPH_CBC_MODE 0x2
313 #define EVP_CIPH_CFB_MODE 0x3
314 #define EVP_CIPH_OFB_MODE 0x4
315 #define EVP_CIPH_MODE 0x7
316 /* Set if variable length cipher */
317 #define EVP_CIPH_VARIABLE_LENGTH 0x8
318 /* Set if the iv handling should be done by the cipher itself */
319 #define EVP_CIPH_CUSTOM_IV 0x10
320 /* Set if the cipher's init() function should be called if key is NULL */
321 #define EVP_CIPH_ALWAYS_CALL_INIT 0x20
322 /* Call ctrl() to init cipher parameters */
323 #define EVP_CIPH_CTRL_INIT 0x40
324 /* Don't use standard key length function */
325 #define EVP_CIPH_CUSTOM_KEY_LENGTH 0x80
326 /* Don't use standard block padding */
327 #define EVP_CIPH_NO_PADDING 0x100
328 /* cipher handles random key generation */
329 #define EVP_CIPH_RAND_KEY 0x200
330
331 /* ctrl() values */
332
333 #define EVP_CTRL_INIT 0x0
334 #define EVP_CTRL_SET_KEY_LENGTH 0x1
335 #define EVP_CTRL_GET_RC2_KEY_BITS 0x2
336 #define EVP_CTRL_SET_RC2_KEY_BITS 0x3
337 #define EVP_CTRL_GET_RC5_ROUNDS 0x4
338 #define EVP_CTRL_SET_RC5_ROUNDS 0x5
339 #define EVP_CTRL_RAND_KEY 0x6
340 #define EVP_CTRL_PBE_PRF_NID 0x7
341
342 typedef struct evp_cipher_info_st
343 {
344 const EVP_CIPHER *cipher;
345 unsigned char iv[EVP_MAX_IV_LENGTH];
346 } EVP_CIPHER_INFO;
347
348 struct evp_cipher_ctx_st
349 {
350 const EVP_CIPHER *cipher;
351 ENGINE *engine; /* functional reference if 'cipher' is ENGINE-provided */
352 int encrypt; /* encrypt or decrypt */
353 int buf_len; /* number we have left */
354
355 unsigned char oiv[EVP_MAX_IV_LENGTH]; /* original iv */
356 unsigned char iv[EVP_MAX_IV_LENGTH]; /* working iv */
357 unsigned char buf[EVP_MAX_BLOCK_LENGTH];/* saved partial block */
358 int num; /* used by cfb/ofb mode */
359
360 void *app_data; /* application stuff */
361 int key_len; /* May change for variable length cipher */
362 unsigned long flags; /* Various flags */
363 void *cipher_data; /* per EVP data */
364 int final_used;
365 int block_mask;
366 unsigned char final[EVP_MAX_BLOCK_LENGTH];/* possible final block */
367 } /* EVP_CIPHER_CTX */;
368
369 typedef struct evp_Encode_Ctx_st
370 {
371 int num; /* number saved in a partial encode/decode */
372 int length; /* The length is either the output line length
373 * (in input bytes) or the shortest input line
374 * length that is ok. Once decoding begins,
375 * the length is adjusted up each time a longer
376 * line is decoded */
377 unsigned char enc_data[80]; /* data to encode */
378 int line_num; /* number read on current line */
379 int expect_nl;
380 } EVP_ENCODE_CTX;
381
382 /* Password based encryption function */
383 typedef int (EVP_PBE_KEYGEN)(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
384 ASN1_TYPE *param, const EVP_CIPHER *cipher,
385 const EVP_MD *md, int en_de);
386
387 #ifndef OPENSSL_NO_RSA
388 #define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
389 (char *)(rsa))
390 #endif
391
392 #ifndef OPENSSL_NO_DSA
393 #define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
394 (char *)(dsa))
395 #endif
396
397 #ifndef OPENSSL_NO_DH
398 #define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,\
399 (char *)(dh))
400 #endif
401
402 #ifndef OPENSSL_NO_EC
403 #define EVP_PKEY_assign_EC_KEY(pkey,eckey) EVP_PKEY_assign((pkey),EVP_PKEY_EC,\
404 (char *)(eckey))
405 #endif
406
407 /* Add some extra combinations */
408 #define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
409 #define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
410 #define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
411 #define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
412
413 #define EVP_MD_type(e) ((e)->type)
414 #define EVP_MD_nid(e) EVP_MD_type(e)
415 #define EVP_MD_name(e) OBJ_nid2sn(EVP_MD_nid(e))
416 #define EVP_MD_pkey_type(e) ((e)->pkey_type)
417 #define EVP_MD_size(e) ((e)->md_size)
418 #define EVP_MD_block_size(e) ((e)->block_size)
419
420 #define EVP_MD_CTX_md(e) ((e)->digest)
421 #define EVP_MD_CTX_size(e) EVP_MD_size((e)->digest)
422 #define EVP_MD_CTX_block_size(e) EVP_MD_block_size((e)->digest)
423 #define EVP_MD_CTX_type(e) EVP_MD_type((e)->digest)
424
425 #define EVP_CIPHER_nid(e) ((e)->nid)
426 #define EVP_CIPHER_name(e) OBJ_nid2sn(EVP_CIPHER_nid(e))
427 #define EVP_CIPHER_block_size(e) ((e)->block_size)
428 #define EVP_CIPHER_key_length(e) ((e)->key_len)
429 #define EVP_CIPHER_iv_length(e) ((e)->iv_len)
430 #define EVP_CIPHER_flags(e) ((e)->flags)
431 #define EVP_CIPHER_mode(e) (((e)->flags) & EVP_CIPH_MODE)
432
433 #define EVP_CIPHER_CTX_cipher(e) ((e)->cipher)
434 #define EVP_CIPHER_CTX_nid(e) ((e)->cipher->nid)
435 #define EVP_CIPHER_CTX_block_size(e) ((e)->cipher->block_size)
436 #define EVP_CIPHER_CTX_key_length(e) ((e)->key_len)
437 #define EVP_CIPHER_CTX_iv_length(e) ((e)->cipher->iv_len)
438 #define EVP_CIPHER_CTX_get_app_data(e) ((e)->app_data)
439 #define EVP_CIPHER_CTX_set_app_data(e,d) ((e)->app_data=(char *)(d))
440 #define EVP_CIPHER_CTX_type(c) EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c))
441 #define EVP_CIPHER_CTX_flags(e) ((e)->cipher->flags)
442 #define EVP_CIPHER_CTX_mode(e) ((e)->cipher->flags & EVP_CIPH_MODE)
443
444 #define EVP_ENCODE_LENGTH(l) (((l+2)/3*4)+(l/48+1)*2+80)
445 #define EVP_DECODE_LENGTH(l) ((l+3)/4*3+80)
446
447 #define EVP_SignInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
448 #define EVP_SignInit(a,b) EVP_DigestInit(a,b)
449 #define EVP_SignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
450 #define EVP_VerifyInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
451 #define EVP_VerifyInit(a,b) EVP_DigestInit(a,b)
452 #define EVP_VerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
453 #define EVP_OpenUpdate(a,b,c,d,e) EVP_DecryptUpdate(a,b,c,d,e)
454 #define EVP_SealUpdate(a,b,c,d,e) EVP_EncryptUpdate(a,b,c,d,e)
455 #define EVP_SignDigestUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
456 #define EVP_VerifyDigestUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
457
458 #ifdef CONST_STRICT
459 void BIO_set_md(BIO *,const EVP_MD *md);
460 #else
461 # define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,0,(char *)md)
462 #endif
463 #define BIO_get_md(b,mdp) BIO_ctrl(b,BIO_C_GET_MD,0,(char *)mdp)
464 #define BIO_get_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_GET_MD_CTX,0,(char *)mdcp)
465 #define BIO_get_cipher_status(b) BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
466 #define BIO_get_cipher_ctx(b,c_pp) BIO_ctrl(b,BIO_C_GET_CIPHER_CTX,0,(char *)c_pp)
467
468 #define EVP_Cipher(c,o,i,l) (c)->cipher->do_cipher((c),(o),(i),(l))
469
470 #define EVP_add_cipher_alias(n,alias) \
471 OBJ_NAME_add((alias),OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS,(n))
472 #define EVP_add_digest_alias(n,alias) \
473 OBJ_NAME_add((alias),OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,(n))
474 #define EVP_delete_cipher_alias(alias) \
475 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS);
476 #define EVP_delete_digest_alias(alias) \
477 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS);
478
479 void EVP_MD_CTX_init(EVP_MD_CTX *ctx);
480 int EVP_MD_CTX_cleanup(EVP_MD_CTX *ctx);
481 EVP_MD_CTX *EVP_MD_CTX_create(void);
482 void EVP_MD_CTX_destroy(EVP_MD_CTX *ctx);
483 int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out,const EVP_MD_CTX *in);
484 #define EVP_MD_CTX_set_flags(ctx,flgs) ((ctx)->flags|=(flgs))
485 #define EVP_MD_CTX_clear_flags(ctx,flgs) ((ctx)->flags&=~(flgs))
486 #define EVP_MD_CTX_test_flags(ctx,flgs) ((ctx)->flags&(flgs))
487 int EVP_DigestInit_ex(EVP_MD_CTX *ctx, const EVP_MD *type, ENGINE *impl);
488 int EVP_DigestUpdate(EVP_MD_CTX *ctx,const void *d,
489 size_t cnt);
490 int EVP_DigestFinal_ex(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s);
491 int EVP_Digest(const void *data, size_t count,
492 unsigned char *md, unsigned int *size, const EVP_MD *type, ENGINE *impl);
493
494 int EVP_MD_CTX_copy(EVP_MD_CTX *out,const EVP_MD_CTX *in);
495 int EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
496 int EVP_DigestFinal(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s);
497
498 int EVP_read_pw_string(char *buf,int length,const char *prompt,int verify);
499 void EVP_set_pw_prompt(const char *prompt);
500 char * EVP_get_pw_prompt(void);
501
502 int EVP_BytesToKey(const EVP_CIPHER *type,const EVP_MD *md,
503 const unsigned char *salt, const unsigned char *data,
504 int datal, int count, unsigned char *key,unsigned char *iv);
505
506 int EVP_EncryptInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher,
507 const unsigned char *key, const unsigned char *iv);
508 int EVP_EncryptInit_ex(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher, ENGINE *impl,
509 const unsigned char *key, const unsigned char *iv);
510 int EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
511 int *outl, const unsigned char *in, int inl);
512 int EVP_EncryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
513 int EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
514
515 int EVP_DecryptInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher,
516 const unsigned char *key, const unsigned char *iv);
517 int EVP_DecryptInit_ex(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher, ENGINE *impl,
518 const unsigned char *key, const unsigned char *iv);
519 int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
520 int *outl, const unsigned char *in, int inl);
521 int EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
522 int EVP_DecryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
523
524 int EVP_CipherInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher,
525 const unsigned char *key,const unsigned char *iv,
526 int enc);
527 int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher, ENGINE *impl,
528 const unsigned char *key,const unsigned char *iv,
529 int enc);
530 int EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
531 int *outl, const unsigned char *in, int inl);
532 int EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
533 int EVP_CipherFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
534
535 int EVP_SignFinal(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s,
536 EVP_PKEY *pkey);
537
538 int EVP_VerifyFinal(EVP_MD_CTX *ctx,const unsigned char *sigbuf,
539 unsigned int siglen,EVP_PKEY *pkey);
540
541 int EVP_DigestSignInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
542 const EVP_MD *type, ENGINE *e, EVP_PKEY *pkey);
543 int EVP_DigestSignFinal(EVP_MD_CTX *ctx,
544 unsigned char *sigret, size_t *siglen);
545
546 int EVP_DigestVerifyInit(EVP_MD_CTX *ctx, EVP_PKEY_CTX **pctx,
547 const EVP_MD *type, ENGINE *e, EVP_PKEY *pkey);
548 int EVP_DigestVerifyFinal(EVP_MD_CTX *ctx,
549 unsigned char *sig, size_t siglen);
550
551 int EVP_OpenInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *type,
552 const unsigned char *ek, int ekl, const unsigned char *iv,
553 EVP_PKEY *priv);
554 int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
555
556 int EVP_SealInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
557 unsigned char **ek, int *ekl, unsigned char *iv,
558 EVP_PKEY **pubk, int npubk);
559 int EVP_SealFinal(EVP_CIPHER_CTX *ctx,unsigned char *out,int *outl);
560
561 void EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
562 void EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl,
563 const unsigned char *in,int inl);
564 void EVP_EncodeFinal(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl);
565 int EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int n);
566
567 void EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
568 int EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl,
569 const unsigned char *in, int inl);
570 int EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned
571 char *out, int *outl);
572 int EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n);
573
574 void EVP_CIPHER_CTX_init(EVP_CIPHER_CTX *a);
575 int EVP_CIPHER_CTX_cleanup(EVP_CIPHER_CTX *a);
576 EVP_CIPHER_CTX *EVP_CIPHER_CTX_new(void);
577 void EVP_CIPHER_CTX_free(EVP_CIPHER_CTX *a);
578 int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *x, int keylen);
579 int EVP_CIPHER_CTX_set_padding(EVP_CIPHER_CTX *c, int pad);
580 int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr);
581 int EVP_CIPHER_CTX_rand_key(EVP_CIPHER_CTX *ctx, unsigned char *key);
582
583 #ifndef OPENSSL_NO_BIO
584 BIO_METHOD *BIO_f_md(void);
585 BIO_METHOD *BIO_f_base64(void);
586 BIO_METHOD *BIO_f_cipher(void);
587 BIO_METHOD *BIO_f_reliable(void);
588 void BIO_set_cipher(BIO *b,const EVP_CIPHER *c,const unsigned char *k,
589 const unsigned char *i, int enc);
590 #endif
591
592 const EVP_MD *EVP_md_null(void);
593 #ifndef OPENSSL_NO_MD2
594 const EVP_MD *EVP_md2(void);
595 #endif
596 #ifndef OPENSSL_NO_MD4
597 const EVP_MD *EVP_md4(void);
598 #endif
599 #ifndef OPENSSL_NO_MD5
600 const EVP_MD *EVP_md5(void);
601 #endif
602 #ifndef OPENSSL_NO_SHA
603 const EVP_MD *EVP_sha(void);
604 const EVP_MD *EVP_sha1(void);
605 const EVP_MD *EVP_dss(void);
606 const EVP_MD *EVP_dss1(void);
607 const EVP_MD *EVP_ecdsa(void);
608 #endif
609 #ifndef OPENSSL_NO_SHA256
610 const EVP_MD *EVP_sha224(void);
611 const EVP_MD *EVP_sha256(void);
612 #endif
613 #ifndef OPENSSL_NO_SHA512
614 const EVP_MD *EVP_sha384(void);
615 const EVP_MD *EVP_sha512(void);
616 #endif
617 #ifndef OPENSSL_NO_MDC2
618 const EVP_MD *EVP_mdc2(void);
619 #endif
620 #ifndef OPENSSL_NO_RIPEMD
621 const EVP_MD *EVP_ripemd160(void);
622 #endif
623 #ifndef OPENSSL_NO_WHIRLPOOL
624 const EVP_MD *EVP_whirlpool(void);
625 #endif
626 const EVP_CIPHER *EVP_enc_null(void); /* does nothing :-) */
627 #ifndef OPENSSL_NO_DES
628 const EVP_CIPHER *EVP_des_ecb(void);
629 const EVP_CIPHER *EVP_des_ede(void);
630 const EVP_CIPHER *EVP_des_ede3(void);
631 const EVP_CIPHER *EVP_des_ede_ecb(void);
632 const EVP_CIPHER *EVP_des_ede3_ecb(void);
633 const EVP_CIPHER *EVP_des_cfb64(void);
634 # define EVP_des_cfb EVP_des_cfb64
635 const EVP_CIPHER *EVP_des_cfb1(void);
636 const EVP_CIPHER *EVP_des_cfb8(void);
637 const EVP_CIPHER *EVP_des_ede_cfb64(void);
638 # define EVP_des_ede_cfb EVP_des_ede_cfb64
639 #if 0
640 const EVP_CIPHER *EVP_des_ede_cfb1(void);
641 const EVP_CIPHER *EVP_des_ede_cfb8(void);
642 #endif
643 const EVP_CIPHER *EVP_des_ede3_cfb64(void);
644 # define EVP_des_ede3_cfb EVP_des_ede3_cfb64
645 const EVP_CIPHER *EVP_des_ede3_cfb1(void);
646 const EVP_CIPHER *EVP_des_ede3_cfb8(void);
647 const EVP_CIPHER *EVP_des_ofb(void);
648 const EVP_CIPHER *EVP_des_ede_ofb(void);
649 const EVP_CIPHER *EVP_des_ede3_ofb(void);
650 const EVP_CIPHER *EVP_des_cbc(void);
651 const EVP_CIPHER *EVP_des_ede_cbc(void);
652 const EVP_CIPHER *EVP_des_ede3_cbc(void);
653 const EVP_CIPHER *EVP_desx_cbc(void);
654 /* This should now be supported through the dev_crypto ENGINE. But also, why are
655 * rc4 and md5 declarations made here inside a "NO_DES" precompiler branch? */
656 #if 0
657 # ifdef OPENSSL_OPENBSD_DEV_CRYPTO
658 const EVP_CIPHER *EVP_dev_crypto_des_ede3_cbc(void);
659 const EVP_CIPHER *EVP_dev_crypto_rc4(void);
660 const EVP_MD *EVP_dev_crypto_md5(void);
661 # endif
662 #endif
663 #endif
664 #ifndef OPENSSL_NO_RC4
665 const EVP_CIPHER *EVP_rc4(void);
666 const EVP_CIPHER *EVP_rc4_40(void);
667 #endif
668 #ifndef OPENSSL_NO_IDEA
669 const EVP_CIPHER *EVP_idea_ecb(void);
670 const EVP_CIPHER *EVP_idea_cfb64(void);
671 # define EVP_idea_cfb EVP_idea_cfb64
672 const EVP_CIPHER *EVP_idea_ofb(void);
673 const EVP_CIPHER *EVP_idea_cbc(void);
674 #endif
675 #ifndef OPENSSL_NO_RC2
676 const EVP_CIPHER *EVP_rc2_ecb(void);
677 const EVP_CIPHER *EVP_rc2_cbc(void);
678 const EVP_CIPHER *EVP_rc2_40_cbc(void);
679 const EVP_CIPHER *EVP_rc2_64_cbc(void);
680 const EVP_CIPHER *EVP_rc2_cfb64(void);
681 # define EVP_rc2_cfb EVP_rc2_cfb64
682 const EVP_CIPHER *EVP_rc2_ofb(void);
683 #endif
684 #ifndef OPENSSL_NO_BF
685 const EVP_CIPHER *EVP_bf_ecb(void);
686 const EVP_CIPHER *EVP_bf_cbc(void);
687 const EVP_CIPHER *EVP_bf_cfb64(void);
688 # define EVP_bf_cfb EVP_bf_cfb64
689 const EVP_CIPHER *EVP_bf_ofb(void);
690 #endif
691 #ifndef OPENSSL_NO_CAST
692 const EVP_CIPHER *EVP_cast5_ecb(void);
693 const EVP_CIPHER *EVP_cast5_cbc(void);
694 const EVP_CIPHER *EVP_cast5_cfb64(void);
695 # define EVP_cast5_cfb EVP_cast5_cfb64
696 const EVP_CIPHER *EVP_cast5_ofb(void);
697 #endif
698 #ifndef OPENSSL_NO_RC5
699 const EVP_CIPHER *EVP_rc5_32_12_16_cbc(void);
700 const EVP_CIPHER *EVP_rc5_32_12_16_ecb(void);
701 const EVP_CIPHER *EVP_rc5_32_12_16_cfb64(void);
702 # define EVP_rc5_32_12_16_cfb EVP_rc5_32_12_16_cfb64
703 const EVP_CIPHER *EVP_rc5_32_12_16_ofb(void);
704 #endif
705 #ifndef OPENSSL_NO_AES
706 const EVP_CIPHER *EVP_aes_128_ecb(void);
707 const EVP_CIPHER *EVP_aes_128_cbc(void);
708 const EVP_CIPHER *EVP_aes_128_cfb1(void);
709 const EVP_CIPHER *EVP_aes_128_cfb8(void);
710 const EVP_CIPHER *EVP_aes_128_cfb128(void);
711 # define EVP_aes_128_cfb EVP_aes_128_cfb128
712 const EVP_CIPHER *EVP_aes_128_ofb(void);
713 #if 0
714 const EVP_CIPHER *EVP_aes_128_ctr(void);
715 #endif
716 const EVP_CIPHER *EVP_aes_192_ecb(void);
717 const EVP_CIPHER *EVP_aes_192_cbc(void);
718 const EVP_CIPHER *EVP_aes_192_cfb1(void);
719 const EVP_CIPHER *EVP_aes_192_cfb8(void);
720 const EVP_CIPHER *EVP_aes_192_cfb128(void);
721 # define EVP_aes_192_cfb EVP_aes_192_cfb128
722 const EVP_CIPHER *EVP_aes_192_ofb(void);
723 #if 0
724 const EVP_CIPHER *EVP_aes_192_ctr(void);
725 #endif
726 const EVP_CIPHER *EVP_aes_256_ecb(void);
727 const EVP_CIPHER *EVP_aes_256_cbc(void);
728 const EVP_CIPHER *EVP_aes_256_cfb1(void);
729 const EVP_CIPHER *EVP_aes_256_cfb8(void);
730 const EVP_CIPHER *EVP_aes_256_cfb128(void);
731 # define EVP_aes_256_cfb EVP_aes_256_cfb128
732 const EVP_CIPHER *EVP_aes_256_ofb(void);
733 #if 0
734 const EVP_CIPHER *EVP_aes_256_ctr(void);
735 #endif
736 #endif
737 #ifndef OPENSSL_NO_CAMELLIA
738 const EVP_CIPHER *EVP_camellia_128_ecb(void);
739 const EVP_CIPHER *EVP_camellia_128_cbc(void);
740 const EVP_CIPHER *EVP_camellia_128_cfb1(void);
741 const EVP_CIPHER *EVP_camellia_128_cfb8(void);
742 const EVP_CIPHER *EVP_camellia_128_cfb128(void);
743 # define EVP_camellia_128_cfb EVP_camellia_128_cfb128
744 const EVP_CIPHER *EVP_camellia_128_ofb(void);
745 const EVP_CIPHER *EVP_camellia_192_ecb(void);
746 const EVP_CIPHER *EVP_camellia_192_cbc(void);
747 const EVP_CIPHER *EVP_camellia_192_cfb1(void);
748 const EVP_CIPHER *EVP_camellia_192_cfb8(void);
749 const EVP_CIPHER *EVP_camellia_192_cfb128(void);
750 # define EVP_camellia_192_cfb EVP_camellia_192_cfb128
751 const EVP_CIPHER *EVP_camellia_192_ofb(void);
752 const EVP_CIPHER *EVP_camellia_256_ecb(void);
753 const EVP_CIPHER *EVP_camellia_256_cbc(void);
754 const EVP_CIPHER *EVP_camellia_256_cfb1(void);
755 const EVP_CIPHER *EVP_camellia_256_cfb8(void);
756 const EVP_CIPHER *EVP_camellia_256_cfb128(void);
757 # define EVP_camellia_256_cfb EVP_camellia_256_cfb128
758 const EVP_CIPHER *EVP_camellia_256_ofb(void);
759 #endif
760
761 void OPENSSL_add_all_algorithms_noconf(void);
762 void OPENSSL_add_all_algorithms_conf(void);
763
764 #ifdef OPENSSL_LOAD_CONF
765 #define OpenSSL_add_all_algorithms() \
766 OPENSSL_add_all_algorithms_conf()
767 #else
768 #define OpenSSL_add_all_algorithms() \
769 OPENSSL_add_all_algorithms_noconf()
770 #endif
771
772 void OpenSSL_add_all_ciphers(void);
773 void OpenSSL_add_all_digests(void);
774 #define SSLeay_add_all_algorithms() OpenSSL_add_all_algorithms()
775 #define SSLeay_add_all_ciphers() OpenSSL_add_all_ciphers()
776 #define SSLeay_add_all_digests() OpenSSL_add_all_digests()
777
778 int EVP_add_cipher(const EVP_CIPHER *cipher);
779 int EVP_add_digest(const EVP_MD *digest);
780
781 const EVP_CIPHER *EVP_get_cipherbyname(const char *name);
782 const EVP_MD *EVP_get_digestbyname(const char *name);
783 void EVP_cleanup(void);
784
785 int EVP_PKEY_decrypt_old(unsigned char *dec_key,
786 const unsigned char *enc_key,int enc_key_len,
787 EVP_PKEY *private_key);
788 int EVP_PKEY_encrypt_old(unsigned char *enc_key,
789 const unsigned char *key,int key_len,
790 EVP_PKEY *pub_key);
791 int EVP_PKEY_type(int type);
792 int EVP_PKEY_id(const EVP_PKEY *pkey);
793 int EVP_PKEY_base_id(const EVP_PKEY *pkey);
794 int EVP_PKEY_bits(EVP_PKEY *pkey);
795 int EVP_PKEY_size(EVP_PKEY *pkey);
796 int EVP_PKEY_set_type(EVP_PKEY *pkey,int type);
797 int EVP_PKEY_set_type_str(EVP_PKEY *pkey, const char *str, int len);
798 int EVP_PKEY_assign(EVP_PKEY *pkey,int type,void *key);
799 void * EVP_PKEY_get0(EVP_PKEY *pkey);
800
801 #ifndef OPENSSL_NO_RSA
802 struct rsa_st;
803 int EVP_PKEY_set1_RSA(EVP_PKEY *pkey,struct rsa_st *key);
804 struct rsa_st *EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
805 #endif
806 #ifndef OPENSSL_NO_DSA
807 struct dsa_st;
808 int EVP_PKEY_set1_DSA(EVP_PKEY *pkey,struct dsa_st *key);
809 struct dsa_st *EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
810 #endif
811 #ifndef OPENSSL_NO_DH
812 struct dh_st;
813 int EVP_PKEY_set1_DH(EVP_PKEY *pkey,struct dh_st *key);
814 struct dh_st *EVP_PKEY_get1_DH(EVP_PKEY *pkey);
815 #endif
816 #ifndef OPENSSL_NO_EC
817 struct ec_key_st;
818 int EVP_PKEY_set1_EC_KEY(EVP_PKEY *pkey,struct ec_key_st *key);
819 struct ec_key_st *EVP_PKEY_get1_EC_KEY(EVP_PKEY *pkey);
820 #endif
821
822 EVP_PKEY * EVP_PKEY_new(void);
823 void EVP_PKEY_free(EVP_PKEY *pkey);
824
825 EVP_PKEY * d2i_PublicKey(int type,EVP_PKEY **a, const unsigned char **pp,
826 long length);
827 int i2d_PublicKey(EVP_PKEY *a, unsigned char **pp);
828
829 EVP_PKEY * d2i_PrivateKey(int type,EVP_PKEY **a, const unsigned char **pp,
830 long length);
831 EVP_PKEY * d2i_AutoPrivateKey(EVP_PKEY **a, const unsigned char **pp,
832 long length);
833 int i2d_PrivateKey(EVP_PKEY *a, unsigned char **pp);
834
835 int EVP_PKEY_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from);
836 int EVP_PKEY_missing_parameters(const EVP_PKEY *pkey);
837 int EVP_PKEY_save_parameters(EVP_PKEY *pkey,int mode);
838 int EVP_PKEY_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b);
839
840 int EVP_PKEY_cmp(const EVP_PKEY *a, const EVP_PKEY *b);
841
842 int EVP_PKEY_print_public(BIO *out, const EVP_PKEY *pkey,
843 int indent, ASN1_PCTX *pctx);
844 int EVP_PKEY_print_private(BIO *out, const EVP_PKEY *pkey,
845 int indent, ASN1_PCTX *pctx);
846 int EVP_PKEY_print_params(BIO *out, const EVP_PKEY *pkey,
847 int indent, ASN1_PCTX *pctx);
848
849 int EVP_PKEY_get_default_digest_nid(EVP_PKEY *pkey, int *pnid);
850
851 int EVP_CIPHER_type(const EVP_CIPHER *ctx);
852
853 /* calls methods */
854 int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
855 int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
856
857 /* These are used by EVP_CIPHER methods */
858 int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c,ASN1_TYPE *type);
859 int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c,ASN1_TYPE *type);
860
861 /* PKCS5 password based encryption */
862 int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
863 ASN1_TYPE *param, const EVP_CIPHER *cipher, const EVP_MD *md,
864 int en_de);
865 int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,
866 const unsigned char *salt, int saltlen, int iter,
867 int keylen, unsigned char *out);
868 int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
869 ASN1_TYPE *param, const EVP_CIPHER *cipher, const EVP_MD *md,
870 int en_de);
871
872 void PKCS5_PBE_add(void);
873
874 int EVP_PBE_CipherInit (ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
875 ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de);
876
877 /* PBE type */
878
879 /* Can appear as the outermost AlgorithmIdentifier */
880 #define EVP_PBE_TYPE_OUTER 0x0
881 /* Is an PRF type OID */
882 #define EVP_PBE_TYPE_PRF 0x1
883
884 int EVP_PBE_alg_add_type(int pbe_type, int pbe_nid, int cipher_nid, int md_nid,
885 EVP_PBE_KEYGEN *keygen);
886 int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md,
887 EVP_PBE_KEYGEN *keygen);
888 int EVP_PBE_find(int type, int pbe_nid,
889 int *pcnid, int *pmnid, EVP_PBE_KEYGEN **pkeygen);
890 void EVP_PBE_cleanup(void);
891
892 #define ASN1_PKEY_ALIAS 0x1
893 #define ASN1_PKEY_DYNAMIC 0x2
894 #define ASN1_PKEY_SIGPARAM_NULL 0x4
895
896 #define ASN1_PKEY_CTRL_PKCS7_SIGN 0x1
897 #define ASN1_PKEY_CTRL_PKCS7_ENCRYPT 0x2
898 #define ASN1_PKEY_CTRL_DEFAULT_MD_NID 0x3
899
900 int EVP_PKEY_asn1_get_count(void);
901 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_get0(int idx);
902 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find(ENGINE **pe, int type);
903 const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find_str(ENGINE **pe,
904 const char *str, int len);
905 int EVP_PKEY_asn1_add0(const EVP_PKEY_ASN1_METHOD *ameth);
906 int EVP_PKEY_asn1_add_alias(int to, int from);
907 int EVP_PKEY_asn1_get0_info(int *ppkey_id, int *pkey_base_id, int *ppkey_flags,
908 const char **pinfo, const char **ppem_str,
909 const EVP_PKEY_ASN1_METHOD *ameth);
910
911 EVP_PKEY_ASN1_METHOD* EVP_PKEY_asn1_new(int id, int flags,
912 const char *pem_str, const char *info);
913 void EVP_PKEY_asn1_free(EVP_PKEY_ASN1_METHOD *ameth);
914 void EVP_PKEY_asn1_set_public(EVP_PKEY_ASN1_METHOD *ameth,
915 int (*pub_decode)(EVP_PKEY *pk, X509_PUBKEY *pub),
916 int (*pub_encode)(X509_PUBKEY *pub, const EVP_PKEY *pk),
917 int (*pub_cmp)(const EVP_PKEY *a, const EVP_PKEY *b),
918 int (*pub_print)(BIO *out, const EVP_PKEY *pkey, int indent,
919 ASN1_PCTX *pctx),
920 int (*pkey_size)(const EVP_PKEY *pk),
921 int (*pkey_bits)(const EVP_PKEY *pk));
922 void EVP_PKEY_asn1_set_private(EVP_PKEY_ASN1_METHOD *ameth,
923 int (*priv_decode)(EVP_PKEY *pk, PKCS8_PRIV_KEY_INFO *p8inf),
924 int (*priv_encode)(PKCS8_PRIV_KEY_INFO *p8, const EVP_PKEY *pk),
925 int (*priv_print)(BIO *out, const EVP_PKEY *pkey, int indent,
926 ASN1_PCTX *pctx));
927 void EVP_PKEY_asn1_set_param(EVP_PKEY_ASN1_METHOD *ameth,
928 int (*param_decode)(EVP_PKEY *pkey,
929 const unsigned char **pder, int derlen),
930 int (*param_encode)(const EVP_PKEY *pkey, unsigned char **pder),
931 int (*param_missing)(const EVP_PKEY *pk),
932 int (*param_copy)(EVP_PKEY *to, const EVP_PKEY *from),
933 int (*param_cmp)(const EVP_PKEY *a, const EVP_PKEY *b),
934 int (*param_print)(BIO *out, const EVP_PKEY *pkey, int indent,
935 ASN1_PCTX *pctx));
936
937 void EVP_PKEY_asn1_set_free(EVP_PKEY_ASN1_METHOD *ameth,
938 void (*pkey_free)(EVP_PKEY *pkey));
939 void EVP_PKEY_asn1_set_ctrl(EVP_PKEY_ASN1_METHOD *ameth,
940 int (*pkey_ctrl)(EVP_PKEY *pkey, int op,
941 long arg1, void *arg2));
942
943
944 #define EVP_PKEY_OP_UNDEFINED 0
945 #define EVP_PKEY_OP_PARAMGEN (1<<1)
946 #define EVP_PKEY_OP_KEYGEN (1<<2)
947 #define EVP_PKEY_OP_SIGN (1<<3)
948 #define EVP_PKEY_OP_VERIFY (1<<4)
949 #define EVP_PKEY_OP_VERIFYRECOVER (1<<5)
950 #define EVP_PKEY_OP_SIGNCTX (1<<6)
951 #define EVP_PKEY_OP_VERIFYCTX (1<<7)
952 #define EVP_PKEY_OP_ENCRYPT (1<<8)
953 #define EVP_PKEY_OP_DECRYPT (1<<9)
954 #define EVP_PKEY_OP_DERIVE (1<<10)
955
956 #define EVP_PKEY_OP_TYPE_SIG \
957 (EVP_PKEY_OP_SIGN | EVP_PKEY_OP_VERIFY | EVP_PKEY_OP_VERIFYRECOVER \
958 | EVP_PKEY_OP_SIGNCTX | EVP_PKEY_OP_VERIFYCTX)
959
960 #define EVP_PKEY_OP_TYPE_CRYPT \
961 (EVP_PKEY_OP_ENCRYPT | EVP_PKEY_OP_DECRYPT)
962
963 #define EVP_PKEY_OP_TYPE_NOGEN \
964 (EVP_PKEY_OP_SIG | EVP_PKEY_OP_CRYPT | EVP_PKEY_OP_DERIVE)
965
966 #define EVP_PKEY_OP_TYPE_GEN \
967 (EVP_PKEY_OP_PARAMGEN | EVP_PKEY_OP_KEYGEN)
968
969 #define EVP_PKEY_CTX_set_signature_md(ctx, md) \
970 EVP_PKEY_CTX_ctrl(ctx, -1, EVP_PKEY_OP_TYPE_SIG, \
971 EVP_PKEY_CTRL_MD, 0, (void *)md)
972
973 #define EVP_PKEY_CTRL_MD 1
974 #define EVP_PKEY_CTRL_PEER_KEY 2
975
976 #define EVP_PKEY_CTRL_PKCS7_ENCRYPT 3
977 #define EVP_PKEY_CTRL_PKCS7_DECRYPT 4
978
979 #define EVP_PKEY_ALG_CTRL 0x1000
980
981 #define EVP_PKEY_FLAG_AUTOARGLEN 2
982
983 const EVP_PKEY_METHOD *EVP_PKEY_meth_find(int type);
984 EVP_PKEY_METHOD* EVP_PKEY_meth_new(int id, int flags);
985 void EVP_PKEY_meth_free(EVP_PKEY_METHOD *pmeth);
986 int EVP_PKEY_meth_add0(const EVP_PKEY_METHOD *pmeth);
987
988 EVP_PKEY_CTX *EVP_PKEY_CTX_new(EVP_PKEY *pkey, ENGINE *e);
989 EVP_PKEY_CTX *EVP_PKEY_CTX_new_id(int id, ENGINE *e);
990 EVP_PKEY_CTX *EVP_PKEY_CTX_dup(EVP_PKEY_CTX *ctx);
991 void EVP_PKEY_CTX_free(EVP_PKEY_CTX *ctx);
992
993 int EVP_PKEY_CTX_ctrl(EVP_PKEY_CTX *ctx, int keytype, int optype,
994 int cmd, int p1, void *p2);
995 int EVP_PKEY_CTX_ctrl_str(EVP_PKEY_CTX *ctx, const char *type,
996 const char *value);
997
998 int EVP_PKEY_CTX_get_operation(EVP_PKEY_CTX *ctx);
999 void EVP_PKEY_CTX_set0_keygen_info(EVP_PKEY_CTX *ctx, int *dat, int datlen);
1000
1001 void EVP_PKEY_CTX_set_data(EVP_PKEY_CTX *ctx, void *data);
1002 void *EVP_PKEY_CTX_get_data(EVP_PKEY_CTX *ctx);
1003 EVP_PKEY *EVP_PKEY_CTX_get0_pkey(EVP_PKEY_CTX *ctx);
1004
1005 void EVP_PKEY_CTX_set_app_data(EVP_PKEY_CTX *ctx, void *data);
1006 void *EVP_PKEY_CTX_get_app_data(EVP_PKEY_CTX *ctx);
1007
1008 int EVP_PKEY_sign_init(EVP_PKEY_CTX *ctx);
1009 int EVP_PKEY_sign(EVP_PKEY_CTX *ctx,
1010 unsigned char *sig, size_t *siglen,
1011 const unsigned char *tbs, size_t tbslen);
1012 int EVP_PKEY_verify_init(EVP_PKEY_CTX *ctx);
1013 int EVP_PKEY_verify(EVP_PKEY_CTX *ctx,
1014 const unsigned char *sig, size_t siglen,
1015 const unsigned char *tbs, size_t tbslen);
1016 int EVP_PKEY_verify_recover_init(EVP_PKEY_CTX *ctx);
1017 int EVP_PKEY_verify_recover(EVP_PKEY_CTX *ctx,
1018 unsigned char *rout, size_t *routlen,
1019 const unsigned char *sig, size_t siglen);
1020 int EVP_PKEY_encrypt_init(EVP_PKEY_CTX *ctx);
1021 int EVP_PKEY_encrypt(EVP_PKEY_CTX *ctx,
1022 unsigned char *out, size_t *outlen,
1023 const unsigned char *in, size_t inlen);
1024 int EVP_PKEY_decrypt_init(EVP_PKEY_CTX *ctx);
1025 int EVP_PKEY_decrypt(EVP_PKEY_CTX *ctx,
1026 unsigned char *out, size_t *outlen,
1027 const unsigned char *in, size_t inlen);
1028
1029 int EVP_PKEY_derive_init(EVP_PKEY_CTX *ctx);
1030 int EVP_PKEY_derive_set_peer(EVP_PKEY_CTX *ctx, EVP_PKEY *peer);
1031 int EVP_PKEY_derive(EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen);
1032
1033 typedef int EVP_PKEY_gen_cb(EVP_PKEY_CTX *ctx);
1034
1035 int EVP_PKEY_paramgen_init(EVP_PKEY_CTX *ctx);
1036 int EVP_PKEY_paramgen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1037 int EVP_PKEY_keygen_init(EVP_PKEY_CTX *ctx);
1038 int EVP_PKEY_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey);
1039
1040 void EVP_PKEY_CTX_set_cb(EVP_PKEY_CTX *ctx, EVP_PKEY_gen_cb *cb);
1041 EVP_PKEY_gen_cb *EVP_PKEY_CTX_get_cb(EVP_PKEY_CTX *ctx);
1042
1043 int EVP_PKEY_CTX_get_keygen_info(EVP_PKEY_CTX *ctx, int idx);
1044
1045 void EVP_PKEY_meth_set_init(EVP_PKEY_METHOD *pmeth,
1046 int (*init)(EVP_PKEY_CTX *ctx));
1047
1048 void EVP_PKEY_meth_set_copy(EVP_PKEY_METHOD *pmeth,
1049 int (*copy)(EVP_PKEY_CTX *dst, EVP_PKEY_CTX *src));
1050
1051 void EVP_PKEY_meth_set_cleanup(EVP_PKEY_METHOD *pmeth,
1052 void (*cleanup)(EVP_PKEY_CTX *ctx));
1053
1054 void EVP_PKEY_meth_set_paramgen(EVP_PKEY_METHOD *pmeth,
1055 int (*paramgen_init)(EVP_PKEY_CTX *ctx),
1056 int (*paramgen)(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey));
1057
1058 void EVP_PKEY_meth_set_keygen(EVP_PKEY_METHOD *pmeth,
1059 int (*keygen_init)(EVP_PKEY_CTX *ctx),
1060 int (*keygen)(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey));
1061
1062 void EVP_PKEY_meth_set_sign(EVP_PKEY_METHOD *pmeth,
1063 int (*sign_init)(EVP_PKEY_CTX *ctx),
1064 int (*sign)(EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
1065 const unsigned char *tbs, size_t tbslen));
1066
1067 void EVP_PKEY_meth_set_verify(EVP_PKEY_METHOD *pmeth,
1068 int (*verify_init)(EVP_PKEY_CTX *ctx),
1069 int (*verify)(EVP_PKEY_CTX *ctx, const unsigned char *sig, size_t siglen,
1070 const unsigned char *tbs, size_t tbslen));
1071
1072 void EVP_PKEY_meth_set_verify_recover(EVP_PKEY_METHOD *pmeth,
1073 int (*verify_recover_init)(EVP_PKEY_CTX *ctx),
1074 int (*verify_recover)(EVP_PKEY_CTX *ctx,
1075 unsigned char *sig, size_t *siglen,
1076 const unsigned char *tbs, size_t tbslen));
1077
1078 void EVP_PKEY_meth_set_signctx(EVP_PKEY_METHOD *pmeth,
1079 int (*signctx_init)(EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx),
1080 int (*signctx)(EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
1081 EVP_MD_CTX *mctx));
1082
1083 void EVP_PKEY_meth_set_verifyctx(EVP_PKEY_METHOD *pmeth,
1084 int (*verifyctx_init)(EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx),
1085 int (*verifyctx)(EVP_PKEY_CTX *ctx, const unsigned char *sig,int siglen,
1086 EVP_MD_CTX *mctx));
1087
1088 void EVP_PKEY_meth_set_encrypt(EVP_PKEY_METHOD *pmeth,
1089 int (*encrypt_init)(EVP_PKEY_CTX *ctx),
1090 int (*encrypt)(EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
1091 const unsigned char *in, size_t inlen));
1092
1093 void EVP_PKEY_meth_set_decrypt(EVP_PKEY_METHOD *pmeth,
1094 int (*decrypt_init)(EVP_PKEY_CTX *ctx),
1095 int (*decrypt)(EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
1096 const unsigned char *in, size_t inlen));
1097
1098 void EVP_PKEY_meth_set_derive(EVP_PKEY_METHOD *pmeth,
1099 int (*derive_init)(EVP_PKEY_CTX *ctx),
1100 int (*derive)(EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen));
1101
1102 void EVP_PKEY_meth_set_ctrl(EVP_PKEY_METHOD *pmeth,
1103 int (*ctrl)(EVP_PKEY_CTX *ctx, int type, int p1, void *p2),
1104 int (*ctrl_str)(EVP_PKEY_CTX *ctx,
1105 const char *type, const char *value));
1106
1107 /* BEGIN ERROR CODES */
1108 /* The following lines are auto generated by the script mkerr.pl. Any changes
1109 * made after this point may be overwritten when the script is next run.
1110 */
1111 void ERR_load_EVP_strings(void);
1112
1113 /* Error codes for the EVP functions. */
1114
1115 /* Function codes. */
1116 #define EVP_F_AES_INIT_KEY 133
1117 #define EVP_F_CAMELLIA_INIT_KEY 159
1118 #define EVP_F_D2I_PKEY 100
1119 #define EVP_F_DSAPKEY2PKCS8 134
1120 #define EVP_F_DSA_PKEY2PKCS8 135
1121 #define EVP_F_ECDSA_PKEY2PKCS8 129
1122 #define EVP_F_ECKEY_PKEY2PKCS8 132
1123 #define EVP_F_EVP_CIPHERINIT_EX 123
1124 #define EVP_F_EVP_CIPHER_CTX_CTRL 124
1125 #define EVP_F_EVP_CIPHER_CTX_SET_KEY_LENGTH 122
1126 #define EVP_F_EVP_DECRYPTFINAL_EX 101
1127 #define EVP_F_EVP_DIGESTINIT_EX 128
1128 #define EVP_F_EVP_ENCRYPTFINAL_EX 127
1129 #define EVP_F_EVP_MD_CTX_COPY_EX 110
1130 #define EVP_F_EVP_OPENINIT 102
1131 #define EVP_F_EVP_PBE_ALG_ADD 115
1132 #define EVP_F_EVP_PBE_CIPHERINIT 116
1133 #define EVP_F_EVP_PKCS82PKEY 111
1134 #define EVP_F_EVP_PKCS82PKEY_BROKEN 136
1135 #define EVP_F_EVP_PKEY2PKCS8_BROKEN 113
1136 #define EVP_F_EVP_PKEY_COPY_PARAMETERS 103
1137 #define EVP_F_EVP_PKEY_CTX_CTRL 137
1138 #define EVP_F_EVP_PKEY_CTX_CTRL_STR 150
1139 #define EVP_F_EVP_PKEY_CTX_DUP 156
1140 #define EVP_F_EVP_PKEY_DECRYPT 104
1141 #define EVP_F_EVP_PKEY_DECRYPT_INIT 138
1142 #define EVP_F_EVP_PKEY_DECRYPT_OLD 151
1143 #define EVP_F_EVP_PKEY_DERIVE 153
1144 #define EVP_F_EVP_PKEY_DERIVE_INIT 154
1145 #define EVP_F_EVP_PKEY_DERIVE_SET_PEER 155
1146 #define EVP_F_EVP_PKEY_ENCRYPT 105
1147 #define EVP_F_EVP_PKEY_ENCRYPT_INIT 139
1148 #define EVP_F_EVP_PKEY_ENCRYPT_OLD 152
1149 #define EVP_F_EVP_PKEY_GET1_DH 119
1150 #define EVP_F_EVP_PKEY_GET1_DSA 120
1151 #define EVP_F_EVP_PKEY_GET1_ECDSA 130
1152 #define EVP_F_EVP_PKEY_GET1_EC_KEY 131
1153 #define EVP_F_EVP_PKEY_GET1_RSA 121
1154 #define EVP_F_EVP_PKEY_KEYGEN 146
1155 #define EVP_F_EVP_PKEY_KEYGEN_INIT 147
1156 #define EVP_F_EVP_PKEY_NEW 106
1157 #define EVP_F_EVP_PKEY_PARAMGEN 148
1158 #define EVP_F_EVP_PKEY_PARAMGEN_INIT 149
1159 #define EVP_F_EVP_PKEY_SIGN 140
1160 #define EVP_F_EVP_PKEY_SIGN_INIT 141
1161 #define EVP_F_EVP_PKEY_VERIFY 142
1162 #define EVP_F_EVP_PKEY_VERIFY_INIT 143
1163 #define EVP_F_EVP_PKEY_VERIFY_RECOVER 144
1164 #define EVP_F_EVP_PKEY_VERIFY_RECOVER_INIT 145
1165 #define EVP_F_EVP_RIJNDAEL 126
1166 #define EVP_F_EVP_SIGNFINAL 107
1167 #define EVP_F_EVP_VERIFYFINAL 108
1168 #define EVP_F_INT_CTX_NEW 157
1169 #define EVP_F_PKCS5_PBE_KEYIVGEN 117
1170 #define EVP_F_PKCS5_V2_PBE_KEYIVGEN 118
1171 #define EVP_F_PKCS8_SET_BROKEN 112
1172 #define EVP_F_PKEY_SET_TYPE 158
1173 #define EVP_F_RC2_MAGIC_TO_METH 109
1174 #define EVP_F_RC5_CTRL 125
1175
1176 /* Reason codes. */
1177 #define EVP_R_AES_KEY_SETUP_FAILED 143
1178 #define EVP_R_ASN1_LIB 140
1179 #define EVP_R_BAD_BLOCK_LENGTH 136
1180 #define EVP_R_BAD_DECRYPT 100
1181 #define EVP_R_BAD_KEY_LENGTH 137
1182 #define EVP_R_BN_DECODE_ERROR 112
1183 #define EVP_R_BN_PUBKEY_ERROR 113
1184 #define EVP_R_BUFFER_TOO_SMALL 155
1185 #define EVP_R_CAMELLIA_KEY_SETUP_FAILED 157
1186 #define EVP_R_CIPHER_PARAMETER_ERROR 122
1187 #define EVP_R_COMMAND_NOT_SUPPORTED 147
1188 #define EVP_R_CTRL_NOT_IMPLEMENTED 132
1189 #define EVP_R_CTRL_OPERATION_NOT_IMPLEMENTED 133
1190 #define EVP_R_DATA_NOT_MULTIPLE_OF_BLOCK_LENGTH 138
1191 #define EVP_R_DECODE_ERROR 114
1192 #define EVP_R_DIFFERENT_KEY_TYPES 101
1193 #define EVP_R_DIFFERENT_PARAMETERS 153
1194 #define EVP_R_ENCODE_ERROR 115
1195 #define EVP_R_EVP_PBE_CIPHERINIT_ERROR 119
1196 #define EVP_R_EXPECTING_AN_RSA_KEY 127
1197 #define EVP_R_EXPECTING_A_DH_KEY 128
1198 #define EVP_R_EXPECTING_A_DSA_KEY 129
1199 #define EVP_R_EXPECTING_A_ECDSA_KEY 141
1200 #define EVP_R_EXPECTING_A_EC_KEY 142
1201 #define EVP_R_INITIALIZATION_ERROR 134
1202 #define EVP_R_INPUT_NOT_INITIALIZED 111
1203 #define EVP_R_INVALID_DIGEST 152
1204 #define EVP_R_INVALID_KEY_LENGTH 130
1205 #define EVP_R_INVALID_OPERATION 148
1206 #define EVP_R_IV_TOO_LARGE 102
1207 #define EVP_R_KEYGEN_FAILURE 120
1208 #define EVP_R_METHOD_NOT_SUPPORTED 144
1209 #define EVP_R_MISSING_PARAMETERS 103
1210 #define EVP_R_NO_CIPHER_SET 131
1211 #define EVP_R_NO_DIGEST_SET 139
1212 #define EVP_R_NO_DSA_PARAMETERS 116
1213 #define EVP_R_NO_KEY_SET 154
1214 #define EVP_R_NO_OPERATION_SET 149
1215 #define EVP_R_NO_SIGN_FUNCTION_CONFIGURED 104
1216 #define EVP_R_NO_VERIFY_FUNCTION_CONFIGURED 105
1217 #define EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE 150
1218 #define EVP_R_OPERATON_NOT_INITIALIZED 151
1219 #define EVP_R_PKCS8_UNKNOWN_BROKEN_TYPE 117
1220 #define EVP_R_PRIVATE_KEY_DECODE_ERROR 145
1221 #define EVP_R_PRIVATE_KEY_ENCODE_ERROR 146
1222 #define EVP_R_PUBLIC_KEY_NOT_RSA 106
1223 #define EVP_R_UNKNOWN_PBE_ALGORITHM 121
1224 #define EVP_R_UNSUPORTED_NUMBER_OF_ROUNDS 135
1225 #define EVP_R_UNSUPPORTED_ALGORITHM 156
1226 #define EVP_R_UNSUPPORTED_CIPHER 107
1227 #define EVP_R_UNSUPPORTED_KEYLENGTH 123
1228 #define EVP_R_UNSUPPORTED_KEY_DERIVATION_FUNCTION 124
1229 #define EVP_R_UNSUPPORTED_KEY_SIZE 108
1230 #define EVP_R_UNSUPPORTED_PRF 125
1231 #define EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM 118
1232 #define EVP_R_UNSUPPORTED_SALT_TYPE 126
1233 #define EVP_R_WRONG_FINAL_BLOCK_LENGTH 109
1234 #define EVP_R_WRONG_PUBLIC_KEY_TYPE 110
1235
1236 #ifdef __cplusplus
1237 }
1238 #endif
1239 #endif
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