2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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.
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).
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.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
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)"
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
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.]
59 #ifndef HEADER_ENVELOPE_H
60 #define HEADER_ENVELOPE_H
62 #ifdef OPENSSL_ALGORITHM_DEFINES
63 # include <openssl/opensslconf.h>
65 # define OPENSSL_ALGORITHM_DEFINES
66 # include <openssl/opensslconf.h>
67 # undef OPENSSL_ALGORITHM_DEFINES
70 #include <openssl/ossl_typ.h>
72 #include <openssl/symhacks.h>
74 #ifndef OPENSSL_NO_BIO
75 #include <openssl/bio.h>
77 #ifndef OPENSSL_NO_MD2
78 #include <openssl/md2.h>
80 #ifndef OPENSSL_NO_MD4
81 #include <openssl/md4.h>
83 #ifndef OPENSSL_NO_MD5
84 #include <openssl/md5.h>
86 #ifndef OPENSSL_NO_SHA
87 #include <openssl/sha.h>
89 #ifndef OPENSSL_NO_RIPEMD
90 #include <openssl/ripemd.h>
92 #ifndef OPENSSL_NO_DES
93 #include <openssl/des.h>
95 #ifndef OPENSSL_NO_RC4
96 #include <openssl/rc4.h>
98 #ifndef OPENSSL_NO_RC2
99 #include <openssl/rc2.h>
101 #ifndef OPENSSL_NO_RC5
102 #include <openssl/rc5.h>
104 #ifndef OPENSSL_NO_BF
105 #include <openssl/blowfish.h>
107 #ifndef OPENSSL_NO_CAST
108 #include <openssl/cast.h>
110 #ifndef OPENSSL_NO_IDEA
111 #include <openssl/idea.h>
113 #ifndef OPENSSL_NO_MDC2
114 #include <openssl/mdc2.h>
116 #ifndef OPENSSL_NO_AES
117 #include <openssl/aes.h>
121 #define EVP_RC2_KEY_SIZE 16
122 #define EVP_RC4_KEY_SIZE 16
123 #define EVP_BLOWFISH_KEY_SIZE 16
124 #define EVP_CAST5_KEY_SIZE 16
125 #define EVP_RC5_32_12_16_KEY_SIZE 16
127 #define EVP_MAX_MD_SIZE (16+20) /* The SSLv3 md5+sha1 type */
128 #define EVP_MAX_KEY_LENGTH 32
129 #define EVP_MAX_IV_LENGTH 16
130 #define EVP_MAX_BLOCK_LENGTH 32
132 #define PKCS5_SALT_LEN 8
133 /* Default PKCS#5 iteration count */
134 #define PKCS5_DEFAULT_ITER 2048
136 #ifndef OPENSSL_NO_RSA
137 #include <openssl/rsa.h>
140 #ifndef OPENSSL_NO_DSA
141 #include <openssl/dsa.h>
144 #ifndef OPENSSL_NO_DH
145 #include <openssl/dh.h>
148 #include <openssl/objects.h>
150 #define EVP_PK_RSA 0x0001
151 #define EVP_PK_DSA 0x0002
152 #define EVP_PK_DH 0x0004
153 #define EVP_PK_ECDSA 0x0008
154 #define EVP_PKT_SIGN 0x0010
155 #define EVP_PKT_ENC 0x0020
156 #define EVP_PKT_EXCH 0x0040
157 #define EVP_PKS_RSA 0x0100
158 #define EVP_PKS_DSA 0x0200
159 #define EVP_PKS_ECDSA 0x0400
160 #define EVP_PKT_EXP 0x1000 /* <= 512 bit key */
162 #define EVP_PKEY_NONE NID_undef
163 #define EVP_PKEY_RSA NID_rsaEncryption
164 #define EVP_PKEY_RSA2 NID_rsa
165 #define EVP_PKEY_DSA NID_dsa
166 #define EVP_PKEY_DSA1 NID_dsa_2
167 #define EVP_PKEY_DSA2 NID_dsaWithSHA
168 #define EVP_PKEY_DSA3 NID_dsaWithSHA1
169 #define EVP_PKEY_DSA4 NID_dsaWithSHA1_2
170 #define EVP_PKEY_DH NID_dhKeyAgreement
171 #define EVP_PKEY_EC NID_X9_62_id_ecPublicKey
172 #define EVP_PKEY_ECDSA EVP_PKEY_EC
178 /* Type needs to be a bit field
179 * Sub-type needs to be for variations on the method, as in, can it do
180 * arbitrary encryption.... */
188 #ifndef OPENSSL_NO_RSA
189 struct rsa_st *rsa; /* RSA */
191 #ifndef OPENSSL_NO_DSA
192 struct dsa_st *dsa; /* DSA */
194 #ifndef OPENSSL_NO_DH
195 struct dh_st *dh; /* DH */
197 #ifndef OPENSSL_NO_EC
198 struct ec_key_st *eckey;/* ECC */
202 STACK_OF(X509_ATTRIBUTE) *attributes; /* [ 0 ] */
205 #define EVP_PKEY_MO_SIGN 0x0001
206 #define EVP_PKEY_MO_VERIFY 0x0002
207 #define EVP_PKEY_MO_ENCRYPT 0x0004
208 #define EVP_PKEY_MO_DECRYPT 0x0008
211 /* This structure is required to tie the message digest and signing together.
212 * The lookup can be done by md/pkey_method, oid, oid/pkey_method, or
214 * This is required because for various smart-card perform the digest and
215 * signing/verification on-board. To handle this case, the specific
216 * EVP_MD and EVP_PKEY_METHODs need to be closely associated.
217 * When a PKEY is created, it will have a EVP_PKEY_METHOD associated with it.
218 * This can either be software or a token to provide the required low level
221 typedef struct evp_pkey_md_st
225 EVP_PKEY_METHOD *pkey;
228 #define EVP_rsa_md2() \
229 EVP_PKEY_MD_add(NID_md2WithRSAEncryption,\
230 EVP_rsa_pkcs1(),EVP_md2())
231 #define EVP_rsa_md5() \
232 EVP_PKEY_MD_add(NID_md5WithRSAEncryption,\
233 EVP_rsa_pkcs1(),EVP_md5())
234 #define EVP_rsa_sha0() \
235 EVP_PKEY_MD_add(NID_shaWithRSAEncryption,\
236 EVP_rsa_pkcs1(),EVP_sha())
237 #define EVP_rsa_sha1() \
238 EVP_PKEY_MD_add(NID_sha1WithRSAEncryption,\
239 EVP_rsa_pkcs1(),EVP_sha1())
240 #define EVP_rsa_ripemd160() \
241 EVP_PKEY_MD_add(NID_ripemd160WithRSA,\
242 EVP_rsa_pkcs1(),EVP_ripemd160())
243 #define EVP_rsa_mdc2() \
244 EVP_PKEY_MD_add(NID_mdc2WithRSA,\
245 EVP_rsa_octet_string(),EVP_mdc2())
246 #define EVP_dsa_sha() \
247 EVP_PKEY_MD_add(NID_dsaWithSHA,\
249 #define EVP_dsa_sha1() \
250 EVP_PKEY_MD_add(NID_dsaWithSHA1,\
251 EVP_dsa(),EVP_sha1())
253 typedef struct evp_pkey_method_st
257 int type; /* RSA, DSA, an SSLeay specific constant */
258 int oid; /* For the pub-key type */
259 int encrypt_oid; /* pub/priv key encryption */
264 int (*set)(); /* get and/or set the underlying type */
272 int (*set_asn1_parameters)();
273 int (*get_asn1_parameters)();
284 int (*init)(EVP_MD_CTX *ctx);
285 int (*update)(EVP_MD_CTX *ctx,const void *data,unsigned long count);
286 int (*final)(EVP_MD_CTX *ctx,unsigned char *md);
287 int (*copy)(EVP_MD_CTX *to,const EVP_MD_CTX *from);
288 int (*cleanup)(EVP_MD_CTX *ctx);
290 /* FIXME: prototype these some day */
293 int required_pkey_type[5]; /*EVP_PKEY_xxx */
295 int ctx_size; /* how big does the ctx->md_data need to be */
298 #define EVP_MD_FLAG_ONESHOT 0x0001 /* digest can only handle a single
301 #define EVP_PKEY_NULL_method NULL,NULL,{0,0,0,0}
303 #ifndef OPENSSL_NO_DSA
304 #define EVP_PKEY_DSA_method DSA_sign,DSA_verify, \
305 {EVP_PKEY_DSA,EVP_PKEY_DSA2,EVP_PKEY_DSA3, \
308 #define EVP_PKEY_DSA_method EVP_PKEY_NULL_method
311 #ifndef OPENSSL_NO_ECDSA
312 #define EVP_PKEY_ECDSA_method ECDSA_sign,ECDSA_verify, \
313 {EVP_PKEY_ECDSA,0,0,0}
315 #define EVP_PKEY_ECDSA_method EVP_PKEY_NULL_method
318 #ifndef OPENSSL_NO_RSA
319 #define EVP_PKEY_RSA_method RSA_sign,RSA_verify, \
320 {EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
321 #define EVP_PKEY_RSA_ASN1_OCTET_STRING_method \
322 RSA_sign_ASN1_OCTET_STRING, \
323 RSA_verify_ASN1_OCTET_STRING, \
324 {EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
326 #define EVP_PKEY_RSA_method EVP_PKEY_NULL_method
327 #define EVP_PKEY_RSA_ASN1_OCTET_STRING_method EVP_PKEY_NULL_method
334 const EVP_MD *digest;
335 ENGINE *engine; /* functional reference if 'digest' is ENGINE-provided */
340 /* values for EVP_MD_CTX flags */
342 #define EVP_MD_CTX_FLAG_ONESHOT 0x0001 /* digest update will be called
344 #define EVP_MD_CTX_FLAG_CLEANED 0x0002 /* context has already been
351 int key_len; /* Default value for variable length ciphers */
353 unsigned long flags; /* Various flags */
354 int (*init)(EVP_CIPHER_CTX *ctx, const unsigned char *key,
355 const unsigned char *iv, int enc); /* init key */
356 int (*do_cipher)(EVP_CIPHER_CTX *ctx, unsigned char *out,
357 const unsigned char *in, unsigned int inl);/* encrypt/decrypt data */
358 int (*cleanup)(EVP_CIPHER_CTX *); /* cleanup ctx */
359 int ctx_size; /* how big ctx->cipher_data needs to be */
360 int (*set_asn1_parameters)(EVP_CIPHER_CTX *, ASN1_TYPE *); /* Populate a ASN1_TYPE with parameters */
361 int (*get_asn1_parameters)(EVP_CIPHER_CTX *, ASN1_TYPE *); /* Get parameters from a ASN1_TYPE */
362 int (*ctrl)(EVP_CIPHER_CTX *, int type, int arg, void *ptr); /* Miscellaneous operations */
363 void *app_data; /* Application data */
366 /* Values for cipher flags */
368 /* Modes for ciphers */
370 #define EVP_CIPH_STREAM_CIPHER 0x0
371 #define EVP_CIPH_ECB_MODE 0x1
372 #define EVP_CIPH_CBC_MODE 0x2
373 #define EVP_CIPH_CFB_MODE 0x3
374 #define EVP_CIPH_OFB_MODE 0x4
375 #define EVP_CIPH_MODE 0x7
376 /* Set if variable length cipher */
377 #define EVP_CIPH_VARIABLE_LENGTH 0x8
378 /* Set if the iv handling should be done by the cipher itself */
379 #define EVP_CIPH_CUSTOM_IV 0x10
380 /* Set if the cipher's init() function should be called if key is NULL */
381 #define EVP_CIPH_ALWAYS_CALL_INIT 0x20
382 /* Call ctrl() to init cipher parameters */
383 #define EVP_CIPH_CTRL_INIT 0x40
384 /* Don't use standard key length function */
385 #define EVP_CIPH_CUSTOM_KEY_LENGTH 0x80
386 /* Don't use standard block padding */
387 #define EVP_CIPH_NO_PADDING 0x100
391 #define EVP_CTRL_INIT 0x0
392 #define EVP_CTRL_SET_KEY_LENGTH 0x1
393 #define EVP_CTRL_GET_RC2_KEY_BITS 0x2
394 #define EVP_CTRL_SET_RC2_KEY_BITS 0x3
395 #define EVP_CTRL_GET_RC5_ROUNDS 0x4
396 #define EVP_CTRL_SET_RC5_ROUNDS 0x5
398 typedef struct evp_cipher_info_st
400 const EVP_CIPHER *cipher;
401 unsigned char iv[EVP_MAX_IV_LENGTH];
404 struct evp_cipher_ctx_st
406 const EVP_CIPHER *cipher;
407 ENGINE *engine; /* functional reference if 'cipher' is ENGINE-provided */
408 int encrypt; /* encrypt or decrypt */
409 int buf_len; /* number we have left */
411 unsigned char oiv[EVP_MAX_IV_LENGTH]; /* original iv */
412 unsigned char iv[EVP_MAX_IV_LENGTH]; /* working iv */
413 unsigned char buf[EVP_MAX_BLOCK_LENGTH];/* saved partial block */
414 int num; /* used by cfb/ofb mode */
416 void *app_data; /* application stuff */
417 int key_len; /* May change for variable length cipher */
418 unsigned long flags; /* Various flags */
419 void *cipher_data; /* per EVP data */
422 unsigned char final[EVP_MAX_BLOCK_LENGTH];/* possible final block */
423 } /* EVP_CIPHER_CTX */;
425 typedef struct evp_Encode_Ctx_st
427 int num; /* number saved in a partial encode/decode */
428 int length; /* The length is either the output line length
429 * (in input bytes) or the shortest input line
430 * length that is ok. Once decoding begins,
431 * the length is adjusted up each time a longer
433 unsigned char enc_data[80]; /* data to encode */
434 int line_num; /* number read on current line */
438 /* Password based encryption function */
439 typedef int (EVP_PBE_KEYGEN)(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
440 ASN1_TYPE *param, const EVP_CIPHER *cipher,
441 const EVP_MD *md, int en_de);
443 #ifndef OPENSSL_NO_RSA
444 #define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
448 #ifndef OPENSSL_NO_DSA
449 #define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
453 #ifndef OPENSSL_NO_DH
454 #define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,\
458 #ifndef OPENSSL_NO_EC
459 #define EVP_PKEY_assign_EC_KEY(pkey,eckey) EVP_PKEY_assign((pkey),EVP_PKEY_EC,\
463 /* Add some extra combinations */
464 #define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
465 #define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
466 #define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
467 #define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
469 #define EVP_MD_type(e) ((e)->type)
470 #define EVP_MD_nid(e) EVP_MD_type(e)
471 #define EVP_MD_name(e) OBJ_nid2sn(EVP_MD_nid(e))
472 #define EVP_MD_pkey_type(e) ((e)->pkey_type)
473 #define EVP_MD_size(e) ((e)->md_size)
474 #define EVP_MD_block_size(e) ((e)->block_size)
476 #define EVP_MD_CTX_md(e) ((e)->digest)
477 #define EVP_MD_CTX_size(e) EVP_MD_size((e)->digest)
478 #define EVP_MD_CTX_block_size(e) EVP_MD_block_size((e)->digest)
479 #define EVP_MD_CTX_type(e) EVP_MD_type((e)->digest)
481 #define EVP_CIPHER_nid(e) ((e)->nid)
482 #define EVP_CIPHER_name(e) OBJ_nid2sn(EVP_CIPHER_nid(e))
483 #define EVP_CIPHER_block_size(e) ((e)->block_size)
484 #define EVP_CIPHER_key_length(e) ((e)->key_len)
485 #define EVP_CIPHER_iv_length(e) ((e)->iv_len)
486 #define EVP_CIPHER_flags(e) ((e)->flags)
487 #define EVP_CIPHER_mode(e) (((e)->flags) & EVP_CIPH_MODE)
489 #define EVP_CIPHER_CTX_cipher(e) ((e)->cipher)
490 #define EVP_CIPHER_CTX_nid(e) ((e)->cipher->nid)
491 #define EVP_CIPHER_CTX_block_size(e) ((e)->cipher->block_size)
492 #define EVP_CIPHER_CTX_key_length(e) ((e)->key_len)
493 #define EVP_CIPHER_CTX_iv_length(e) ((e)->cipher->iv_len)
494 #define EVP_CIPHER_CTX_get_app_data(e) ((e)->app_data)
495 #define EVP_CIPHER_CTX_set_app_data(e,d) ((e)->app_data=(char *)(d))
496 #define EVP_CIPHER_CTX_type(c) EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c))
497 #define EVP_CIPHER_CTX_flags(e) ((e)->cipher->flags)
498 #define EVP_CIPHER_CTX_mode(e) ((e)->cipher->flags & EVP_CIPH_MODE)
500 #define EVP_ENCODE_LENGTH(l) (((l+2)/3*4)+(l/48+1)*2+80)
501 #define EVP_DECODE_LENGTH(l) ((l+3)/4*3+80)
503 #define EVP_SignInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
504 #define EVP_SignInit(a,b) EVP_DigestInit(a,b)
505 #define EVP_SignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
506 #define EVP_VerifyInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
507 #define EVP_VerifyInit(a,b) EVP_DigestInit(a,b)
508 #define EVP_VerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
509 #define EVP_OpenUpdate(a,b,c,d,e) EVP_DecryptUpdate(a,b,c,d,e)
510 #define EVP_SealUpdate(a,b,c,d,e) EVP_EncryptUpdate(a,b,c,d,e)
513 void BIO_set_md(BIO *,const EVP_MD *md);
515 # define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,0,(char *)md)
517 #define BIO_get_md(b,mdp) BIO_ctrl(b,BIO_C_GET_MD,0,(char *)mdp)
518 #define BIO_get_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_GET_MD_CTX,0,(char *)mdcp)
519 #define BIO_get_cipher_status(b) BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
520 #define BIO_get_cipher_ctx(b,c_pp) BIO_ctrl(b,BIO_C_GET_CIPHER_CTX,0,(char *)c_pp)
522 #define EVP_Cipher(c,o,i,l) (c)->cipher->do_cipher((c),(o),(i),(l))
524 #define EVP_add_cipher_alias(n,alias) \
525 OBJ_NAME_add((alias),OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS,(n))
526 #define EVP_add_digest_alias(n,alias) \
527 OBJ_NAME_add((alias),OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,(n))
528 #define EVP_delete_cipher_alias(alias) \
529 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS);
530 #define EVP_delete_digest_alias(alias) \
531 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS);
533 void EVP_MD_CTX_init(EVP_MD_CTX *ctx);
534 int EVP_MD_CTX_cleanup(EVP_MD_CTX *ctx);
535 EVP_MD_CTX *EVP_MD_CTX_create(void);
536 void EVP_MD_CTX_destroy(EVP_MD_CTX *ctx);
537 int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out,const EVP_MD_CTX *in);
538 #define EVP_MD_CTX_set_flags(ctx,flgs) ((ctx)->flags|=(flgs))
539 #define EVP_MD_CTX_clear_flags(ctx,flgs) ((ctx)->flags&=~(flgs))
540 #define EVP_MD_CTX_test_flags(ctx,flgs) ((ctx)->flags&(flgs))
541 int EVP_DigestInit_ex(EVP_MD_CTX *ctx, const EVP_MD *type, ENGINE *impl);
542 int EVP_DigestUpdate(EVP_MD_CTX *ctx,const void *d,
544 int EVP_DigestFinal_ex(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s);
545 int EVP_Digest(void *data, unsigned int count,
546 unsigned char *md, unsigned int *size, const EVP_MD *type, ENGINE *impl);
548 int EVP_MD_CTX_copy(EVP_MD_CTX *out,const EVP_MD_CTX *in);
549 int EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
550 int EVP_DigestFinal(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s);
552 int EVP_read_pw_string(char *buf,int length,const char *prompt,int verify);
553 void EVP_set_pw_prompt(char *prompt);
554 char * EVP_get_pw_prompt(void);
556 int EVP_BytesToKey(const EVP_CIPHER *type,const EVP_MD *md,
557 const unsigned char *salt, const unsigned char *data,
558 int datal, int count, unsigned char *key,unsigned char *iv);
560 int EVP_EncryptInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher,
561 const unsigned char *key, const unsigned char *iv);
562 int EVP_EncryptInit_ex(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher, ENGINE *impl,
563 const unsigned char *key, const unsigned char *iv);
564 int EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
565 int *outl, const unsigned char *in, int inl);
566 int EVP_EncryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
567 int EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
569 int EVP_DecryptInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher,
570 const unsigned char *key, const unsigned char *iv);
571 int EVP_DecryptInit_ex(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher, ENGINE *impl,
572 const unsigned char *key, const unsigned char *iv);
573 int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
574 int *outl, const unsigned char *in, int inl);
575 int EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
576 int EVP_DecryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
578 int EVP_CipherInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher,
579 const unsigned char *key,const unsigned char *iv,
581 int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher, ENGINE *impl,
582 const unsigned char *key,const unsigned char *iv,
584 int EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
585 int *outl, const unsigned char *in, int inl);
586 int EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
587 int EVP_CipherFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
589 int EVP_SignFinal(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s,
592 int EVP_VerifyFinal(EVP_MD_CTX *ctx,unsigned char *sigbuf,
593 unsigned int siglen,EVP_PKEY *pkey);
595 int EVP_OpenInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *type,unsigned char *ek,
596 int ekl,unsigned char *iv,EVP_PKEY *priv);
597 int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
599 int EVP_SealInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type, unsigned char **ek,
600 int *ekl, unsigned char *iv,EVP_PKEY **pubk, int npubk);
601 int EVP_SealFinal(EVP_CIPHER_CTX *ctx,unsigned char *out,int *outl);
603 void EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
604 void EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx,unsigned char *out,
605 int *outl,unsigned char *in,int inl);
606 void EVP_EncodeFinal(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl);
607 int EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int n);
609 void EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
610 int EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl,
611 unsigned char *in, int inl);
612 int EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned
613 char *out, int *outl);
614 int EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n);
616 void EVP_CIPHER_CTX_init(EVP_CIPHER_CTX *a);
617 int EVP_CIPHER_CTX_cleanup(EVP_CIPHER_CTX *a);
618 int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *x, int keylen);
619 int EVP_CIPHER_CTX_set_padding(EVP_CIPHER_CTX *c, int pad);
620 int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr);
622 #ifndef OPENSSL_NO_BIO
623 BIO_METHOD *BIO_f_md(void);
624 BIO_METHOD *BIO_f_base64(void);
625 BIO_METHOD *BIO_f_cipher(void);
626 BIO_METHOD *BIO_f_reliable(void);
627 void BIO_set_cipher(BIO *b,const EVP_CIPHER *c,unsigned char *k,
628 unsigned char *i, int enc);
631 const EVP_MD *EVP_md_null(void);
632 #ifndef OPENSSL_NO_MD2
633 const EVP_MD *EVP_md2(void);
635 #ifndef OPENSSL_NO_MD4
636 const EVP_MD *EVP_md4(void);
638 #ifndef OPENSSL_NO_MD5
639 const EVP_MD *EVP_md5(void);
641 #ifndef OPENSSL_NO_SHA
642 const EVP_MD *EVP_sha(void);
643 const EVP_MD *EVP_sha1(void);
644 const EVP_MD *EVP_dss(void);
645 const EVP_MD *EVP_dss1(void);
646 const EVP_MD *EVP_ecdsa(void);
648 #ifndef OPENSSL_NO_MDC2
649 const EVP_MD *EVP_mdc2(void);
651 #ifndef OPENSSL_NO_RIPEMD
652 const EVP_MD *EVP_ripemd160(void);
654 const EVP_CIPHER *EVP_enc_null(void); /* does nothing :-) */
655 #ifndef OPENSSL_NO_DES
656 const EVP_CIPHER *EVP_des_ecb(void);
657 const EVP_CIPHER *EVP_des_ede(void);
658 const EVP_CIPHER *EVP_des_ede3(void);
659 const EVP_CIPHER *EVP_des_ede_ecb(void);
660 const EVP_CIPHER *EVP_des_ede3_ecb(void);
661 const EVP_CIPHER *EVP_des_cfb(void);
662 const EVP_CIPHER *EVP_des_ede_cfb(void);
663 const EVP_CIPHER *EVP_des_ede3_cfb(void);
664 const EVP_CIPHER *EVP_des_ofb(void);
665 const EVP_CIPHER *EVP_des_ede_ofb(void);
666 const EVP_CIPHER *EVP_des_ede3_ofb(void);
667 const EVP_CIPHER *EVP_des_cbc(void);
668 const EVP_CIPHER *EVP_des_ede_cbc(void);
669 const EVP_CIPHER *EVP_des_ede3_cbc(void);
670 const EVP_CIPHER *EVP_desx_cbc(void);
671 /* This should now be supported through the dev_crypto ENGINE. But also, why are
672 * rc4 and md5 declarations made here inside a "NO_DES" precompiler branch? */
674 # ifdef OPENSSL_OPENBSD_DEV_CRYPTO
675 const EVP_CIPHER *EVP_dev_crypto_des_ede3_cbc(void);
676 const EVP_CIPHER *EVP_dev_crypto_rc4(void);
677 const EVP_MD *EVP_dev_crypto_md5(void);
681 #ifndef OPENSSL_NO_RC4
682 const EVP_CIPHER *EVP_rc4(void);
683 const EVP_CIPHER *EVP_rc4_40(void);
685 #ifndef OPENSSL_NO_IDEA
686 const EVP_CIPHER *EVP_idea_ecb(void);
687 const EVP_CIPHER *EVP_idea_cfb(void);
688 const EVP_CIPHER *EVP_idea_ofb(void);
689 const EVP_CIPHER *EVP_idea_cbc(void);
691 #ifndef OPENSSL_NO_RC2
692 const EVP_CIPHER *EVP_rc2_ecb(void);
693 const EVP_CIPHER *EVP_rc2_cbc(void);
694 const EVP_CIPHER *EVP_rc2_40_cbc(void);
695 const EVP_CIPHER *EVP_rc2_64_cbc(void);
696 const EVP_CIPHER *EVP_rc2_cfb(void);
697 const EVP_CIPHER *EVP_rc2_ofb(void);
699 #ifndef OPENSSL_NO_BF
700 const EVP_CIPHER *EVP_bf_ecb(void);
701 const EVP_CIPHER *EVP_bf_cbc(void);
702 const EVP_CIPHER *EVP_bf_cfb(void);
703 const EVP_CIPHER *EVP_bf_ofb(void);
705 #ifndef OPENSSL_NO_CAST
706 const EVP_CIPHER *EVP_cast5_ecb(void);
707 const EVP_CIPHER *EVP_cast5_cbc(void);
708 const EVP_CIPHER *EVP_cast5_cfb(void);
709 const EVP_CIPHER *EVP_cast5_ofb(void);
711 #ifndef OPENSSL_NO_RC5
712 const EVP_CIPHER *EVP_rc5_32_12_16_cbc(void);
713 const EVP_CIPHER *EVP_rc5_32_12_16_ecb(void);
714 const EVP_CIPHER *EVP_rc5_32_12_16_cfb(void);
715 const EVP_CIPHER *EVP_rc5_32_12_16_ofb(void);
717 #ifndef OPENSSL_NO_AES
718 const EVP_CIPHER *EVP_aes_128_ecb(void);
719 const EVP_CIPHER *EVP_aes_128_cbc(void);
720 const EVP_CIPHER *EVP_aes_128_cfb(void);
721 const EVP_CIPHER *EVP_aes_128_ofb(void);
723 const EVP_CIPHER *EVP_aes_128_ctr(void);
725 const EVP_CIPHER *EVP_aes_192_ecb(void);
726 const EVP_CIPHER *EVP_aes_192_cbc(void);
727 const EVP_CIPHER *EVP_aes_192_cfb(void);
728 const EVP_CIPHER *EVP_aes_192_ofb(void);
730 const EVP_CIPHER *EVP_aes_192_ctr(void);
732 const EVP_CIPHER *EVP_aes_256_ecb(void);
733 const EVP_CIPHER *EVP_aes_256_cbc(void);
734 const EVP_CIPHER *EVP_aes_256_cfb(void);
735 const EVP_CIPHER *EVP_aes_256_ofb(void);
737 const EVP_CIPHER *EVP_aes_256_ctr(void);
741 void OPENSSL_add_all_algorithms_noconf(void);
742 void OPENSSL_add_all_algorithms_conf(void);
744 #ifdef OPENSSL_LOAD_CONF
745 #define OpenSSL_add_all_algorithms() \
746 OPENSSL_add_all_algorithms_conf()
748 #define OpenSSL_add_all_algorithms() \
749 OPENSSL_add_all_algorithms_noconf()
752 void OpenSSL_add_all_ciphers(void);
753 void OpenSSL_add_all_digests(void);
754 #define SSLeay_add_all_algorithms() OpenSSL_add_all_algorithms()
755 #define SSLeay_add_all_ciphers() OpenSSL_add_all_ciphers()
756 #define SSLeay_add_all_digests() OpenSSL_add_all_digests()
758 int EVP_add_cipher(const EVP_CIPHER *cipher);
759 int EVP_add_digest(const EVP_MD *digest);
761 const EVP_CIPHER *EVP_get_cipherbyname(const char *name);
762 const EVP_MD *EVP_get_digestbyname(const char *name);
763 void EVP_cleanup(void);
765 int EVP_PKEY_decrypt(unsigned char *dec_key,unsigned char *enc_key,
766 int enc_key_len,EVP_PKEY *private_key);
767 int EVP_PKEY_encrypt(unsigned char *enc_key,
768 unsigned char *key,int key_len,EVP_PKEY *pub_key);
769 int EVP_PKEY_type(int type);
770 int EVP_PKEY_bits(EVP_PKEY *pkey);
771 int EVP_PKEY_size(EVP_PKEY *pkey);
772 int EVP_PKEY_assign(EVP_PKEY *pkey,int type,char *key);
774 #ifndef OPENSSL_NO_RSA
776 int EVP_PKEY_set1_RSA(EVP_PKEY *pkey,struct rsa_st *key);
777 struct rsa_st *EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
779 #ifndef OPENSSL_NO_DSA
781 int EVP_PKEY_set1_DSA(EVP_PKEY *pkey,struct dsa_st *key);
782 struct dsa_st *EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
784 #ifndef OPENSSL_NO_DH
786 int EVP_PKEY_set1_DH(EVP_PKEY *pkey,struct dh_st *key);
787 struct dh_st *EVP_PKEY_get1_DH(EVP_PKEY *pkey);
789 #ifndef OPENSSL_NO_EC
791 int EVP_PKEY_set1_EC_KEY(EVP_PKEY *pkey,struct ec_key_st *key);
792 struct ec_key_st *EVP_PKEY_get1_EC_KEY(EVP_PKEY *pkey);
795 EVP_PKEY * EVP_PKEY_new(void);
796 void EVP_PKEY_free(EVP_PKEY *pkey);
797 EVP_PKEY * d2i_PublicKey(int type,EVP_PKEY **a, unsigned char **pp,
799 int i2d_PublicKey(EVP_PKEY *a, unsigned char **pp);
801 EVP_PKEY * d2i_PrivateKey(int type,EVP_PKEY **a, unsigned char **pp,
803 EVP_PKEY * d2i_AutoPrivateKey(EVP_PKEY **a, unsigned char **pp,
805 int i2d_PrivateKey(EVP_PKEY *a, unsigned char **pp);
807 int EVP_PKEY_copy_parameters(EVP_PKEY *to,EVP_PKEY *from);
808 int EVP_PKEY_missing_parameters(EVP_PKEY *pkey);
809 int EVP_PKEY_save_parameters(EVP_PKEY *pkey,int mode);
810 int EVP_PKEY_cmp_parameters(EVP_PKEY *a,EVP_PKEY *b);
812 int EVP_CIPHER_type(const EVP_CIPHER *ctx);
815 int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
816 int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
818 /* These are used by EVP_CIPHER methods */
819 int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c,ASN1_TYPE *type);
820 int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c,ASN1_TYPE *type);
822 /* PKCS5 password based encryption */
823 int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
824 ASN1_TYPE *param, const EVP_CIPHER *cipher, const EVP_MD *md,
826 int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,
827 unsigned char *salt, int saltlen, int iter,
828 int keylen, unsigned char *out);
829 int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
830 ASN1_TYPE *param, const EVP_CIPHER *cipher, const EVP_MD *md,
833 void PKCS5_PBE_add(void);
835 int EVP_PBE_CipherInit (ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
836 ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de);
837 int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md,
838 EVP_PBE_KEYGEN *keygen);
839 void EVP_PBE_cleanup(void);
841 /* BEGIN ERROR CODES */
842 /* The following lines are auto generated by the script mkerr.pl. Any changes
843 * made after this point may be overwritten when the script is next run.
845 void ERR_load_EVP_strings(void);
847 /* Error codes for the EVP functions. */
849 /* Function codes. */
850 #define EVP_F_D2I_PKEY 100
851 #define EVP_F_ECDSA_PKEY2PKCS8 129
852 #define EVP_F_EC_KEY_PKEY2PKCS8 132
853 #define EVP_F_EVP_CIPHERINIT 123
854 #define EVP_F_EVP_CIPHER_CTX_CTRL 124
855 #define EVP_F_EVP_CIPHER_CTX_SET_KEY_LENGTH 122
856 #define EVP_F_EVP_DECRYPTFINAL 101
857 #define EVP_F_EVP_DIGESTINIT 128
858 #define EVP_F_EVP_ENCRYPTFINAL 127
859 #define EVP_F_EVP_MD_CTX_COPY 110
860 #define EVP_F_EVP_OPENINIT 102
861 #define EVP_F_EVP_PBE_ALG_ADD 115
862 #define EVP_F_EVP_PBE_CIPHERINIT 116
863 #define EVP_F_EVP_PKCS82PKEY 111
864 #define EVP_F_EVP_PKCS8_SET_BROKEN 112
865 #define EVP_F_EVP_PKEY2PKCS8 113
866 #define EVP_F_EVP_PKEY_COPY_PARAMETERS 103
867 #define EVP_F_EVP_PKEY_DECRYPT 104
868 #define EVP_F_EVP_PKEY_ENCRYPT 105
869 #define EVP_F_EVP_PKEY_GET1_DH 119
870 #define EVP_F_EVP_PKEY_GET1_DSA 120
871 #define EVP_F_EVP_PKEY_GET1_ECDSA 130
872 #define EVP_F_EVP_PKEY_GET1_EC_KEY 131
873 #define EVP_F_EVP_PKEY_GET1_RSA 121
874 #define EVP_F_EVP_PKEY_NEW 106
875 #define EVP_F_EVP_RIJNDAEL 126
876 #define EVP_F_EVP_SIGNFINAL 107
877 #define EVP_F_EVP_VERIFYFINAL 108
878 #define EVP_F_PKCS5_PBE_KEYIVGEN 117
879 #define EVP_F_PKCS5_V2_PBE_KEYIVGEN 118
880 #define EVP_F_RC2_MAGIC_TO_METH 109
881 #define EVP_F_RC5_CTRL 125
884 #define EVP_R_ASN1_LIB 140
885 #define EVP_R_BAD_BLOCK_LENGTH 136
886 #define EVP_R_BAD_DECRYPT 100
887 #define EVP_R_BAD_KEY_LENGTH 137
888 #define EVP_R_BN_DECODE_ERROR 112
889 #define EVP_R_BN_PUBKEY_ERROR 113
890 #define EVP_R_CIPHER_PARAMETER_ERROR 122
891 #define EVP_R_CTRL_NOT_IMPLEMENTED 132
892 #define EVP_R_CTRL_OPERATION_NOT_IMPLEMENTED 133
893 #define EVP_R_DATA_NOT_MULTIPLE_OF_BLOCK_LENGTH 138
894 #define EVP_R_DECODE_ERROR 114
895 #define EVP_R_DIFFERENT_KEY_TYPES 101
896 #define EVP_R_ENCODE_ERROR 115
897 #define EVP_R_EVP_PBE_CIPHERINIT_ERROR 119
898 #define EVP_R_EXPECTING_AN_RSA_KEY 127
899 #define EVP_R_EXPECTING_A_DH_KEY 128
900 #define EVP_R_EXPECTING_A_DSA_KEY 129
901 #define EVP_R_EXPECTING_A_ECDSA_KEY 141
902 #define EVP_R_EXPECTING_A_EC_KEY 142
903 #define EVP_R_INITIALIZATION_ERROR 134
904 #define EVP_R_INPUT_NOT_INITIALIZED 111
905 #define EVP_R_INVALID_KEY_LENGTH 130
906 #define EVP_R_IV_TOO_LARGE 102
907 #define EVP_R_KEYGEN_FAILURE 120
908 #define EVP_R_MISSING_PARAMETERS 103
909 #define EVP_R_NO_CIPHER_SET 131
910 #define EVP_R_NO_DIGEST_SET 139
911 #define EVP_R_NO_DSA_PARAMETERS 116
912 #define EVP_R_NO_SIGN_FUNCTION_CONFIGURED 104
913 #define EVP_R_NO_VERIFY_FUNCTION_CONFIGURED 105
914 #define EVP_R_PKCS8_UNKNOWN_BROKEN_TYPE 117
915 #define EVP_R_PUBLIC_KEY_NOT_RSA 106
916 #define EVP_R_UNKNOWN_PBE_ALGORITHM 121
917 #define EVP_R_UNSUPORTED_NUMBER_OF_ROUNDS 135
918 #define EVP_R_UNSUPPORTED_CIPHER 107
919 #define EVP_R_UNSUPPORTED_KEYLENGTH 123
920 #define EVP_R_UNSUPPORTED_KEY_DERIVATION_FUNCTION 124
921 #define EVP_R_UNSUPPORTED_KEY_SIZE 108
922 #define EVP_R_UNSUPPORTED_PRF 125
923 #define EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM 118
924 #define EVP_R_UNSUPPORTED_SALT_TYPE 126
925 #define EVP_R_WRONG_FINAL_BLOCK_LENGTH 109
926 #define EVP_R_WRONG_PUBLIC_KEY_TYPE 110