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 #ifndef OPENSSL_NO_BIO
71 #include <openssl/bio.h>
73 #ifndef OPENSSL_NO_MD2
74 #include <openssl/md2.h>
76 #ifndef OPENSSL_NO_MD4
77 #include <openssl/md4.h>
79 #ifndef OPENSSL_NO_MD5
80 #include <openssl/md5.h>
82 #ifndef OPENSSL_NO_SHA
83 #include <openssl/sha.h>
85 #ifndef OPENSSL_NO_RIPEMD
86 #include <openssl/ripemd.h>
88 #ifndef OPENSSL_NO_DES
89 #include <openssl/des.h>
91 #ifndef OPENSSL_NO_RC4
92 #include <openssl/rc4.h>
94 #ifndef OPENSSL_NO_RC2
95 #include <openssl/rc2.h>
97 #ifndef OPENSSL_NO_RC5
98 #include <openssl/rc5.h>
100 #ifndef OPENSSL_NO_BF
101 #include <openssl/blowfish.h>
103 #ifndef OPENSSL_NO_CAST
104 #include <openssl/cast.h>
106 #ifndef OPENSSL_NO_IDEA
107 #include <openssl/idea.h>
109 #ifndef OPENSSL_NO_MDC2
110 #include <openssl/mdc2.h>
112 #ifndef OPENSSL_NO_AES
113 #include <openssl/rijndael.h>
116 #define EVP_RC2_KEY_SIZE 16
117 #define EVP_RC4_KEY_SIZE 16
118 #define EVP_BLOWFISH_KEY_SIZE 16
119 #define EVP_CAST5_KEY_SIZE 16
120 #define EVP_RC5_32_12_16_KEY_SIZE 16
121 #define EVP_MAX_MD_SIZE (16+20) /* The SSLv3 md5+sha1 type */
122 #define EVP_MAX_KEY_LENGTH 32
123 #define EVP_MAX_IV_LENGTH 16
124 #define EVP_MAX_BLOCK_LENGTH 32
126 #define PKCS5_SALT_LEN 8
127 /* Default PKCS#5 iteration count */
128 #define PKCS5_DEFAULT_ITER 2048
130 #ifndef OPENSSL_NO_RSA
131 #include <openssl/rsa.h>
134 #ifndef OPENSSL_NO_DSA
135 #include <openssl/dsa.h>
138 #ifndef OPENSSL_NO_DH
139 #include <openssl/dh.h>
142 #include <openssl/objects.h>
144 #define EVP_PK_RSA 0x0001
145 #define EVP_PK_DSA 0x0002
146 #define EVP_PK_DH 0x0004
147 #define EVP_PKT_SIGN 0x0010
148 #define EVP_PKT_ENC 0x0020
149 #define EVP_PKT_EXCH 0x0040
150 #define EVP_PKS_RSA 0x0100
151 #define EVP_PKS_DSA 0x0200
152 #define EVP_PKT_EXP 0x1000 /* <= 512 bit key */
154 #define EVP_PKEY_NONE NID_undef
155 #define EVP_PKEY_RSA NID_rsaEncryption
156 #define EVP_PKEY_RSA2 NID_rsa
157 #define EVP_PKEY_DSA NID_dsa
158 #define EVP_PKEY_DSA1 NID_dsa_2
159 #define EVP_PKEY_DSA2 NID_dsaWithSHA
160 #define EVP_PKEY_DSA3 NID_dsaWithSHA1
161 #define EVP_PKEY_DSA4 NID_dsaWithSHA1_2
162 #define EVP_PKEY_DH NID_dhKeyAgreement
168 /* Type needs to be a bit field
169 * Sub-type needs to be for variations on the method, as in, can it do
170 * arbitrary encryption.... */
171 typedef struct evp_pkey_st
178 #ifndef OPENSSL_NO_RSA
179 struct rsa_st *rsa; /* RSA */
181 #ifndef OPENSSL_NO_DSA
182 struct dsa_st *dsa; /* DSA */
184 #ifndef OPENSSL_NO_DH
185 struct dh_st *dh; /* DH */
189 STACK_OF(X509_ATTRIBUTE) *attributes; /* [ 0 ] */
192 #define EVP_PKEY_MO_SIGN 0x0001
193 #define EVP_PKEY_MO_VERIFY 0x0002
194 #define EVP_PKEY_MO_ENCRYPT 0x0004
195 #define EVP_PKEY_MO_DECRYPT 0x0008
198 /* This structure is required to tie the message digest and signing together.
199 * The lookup can be done by md/pkey_method, oid, oid/pkey_method, or
201 * This is required because for various smart-card perform the digest and
202 * signing/verification on-board. To handle this case, the specific
203 * EVP_MD and EVP_PKEY_METHODs need to be closely associated.
204 * When a PKEY is created, it will have a EVP_PKEY_METHOD associated with it.
205 * This can either be software or a token to provide the required low level
208 typedef struct evp_pkey_md_st
212 EVP_PKEY_METHOD *pkey;
215 #define EVP_rsa_md2() \
216 EVP_PKEY_MD_add(NID_md2WithRSAEncryption,\
217 EVP_rsa_pkcs1(),EVP_md2())
218 #define EVP_rsa_md5() \
219 EVP_PKEY_MD_add(NID_md5WithRSAEncryption,\
220 EVP_rsa_pkcs1(),EVP_md5())
221 #define EVP_rsa_sha0() \
222 EVP_PKEY_MD_add(NID_shaWithRSAEncryption,\
223 EVP_rsa_pkcs1(),EVP_sha())
224 #define EVP_rsa_sha1() \
225 EVP_PKEY_MD_add(NID_sha1WithRSAEncryption,\
226 EVP_rsa_pkcs1(),EVP_sha1())
227 #define EVP_rsa_ripemd160() \
228 EVP_PKEY_MD_add(NID_ripemd160WithRSA,\
229 EVP_rsa_pkcs1(),EVP_ripemd160())
230 #define EVP_rsa_mdc2() \
231 EVP_PKEY_MD_add(NID_mdc2WithRSA,\
232 EVP_rsa_octet_string(),EVP_mdc2())
233 #define EVP_dsa_sha() \
234 EVP_PKEY_MD_add(NID_dsaWithSHA,\
235 EVP_dsa(),EVP_mdc2())
236 #define EVP_dsa_sha1() \
237 EVP_PKEY_MD_add(NID_dsaWithSHA1,\
238 EVP_dsa(),EVP_sha1())
240 typedef struct evp_pkey_method_st
244 int type; /* RSA, DSA, an SSLeay specific constant */
245 int oid; /* For the pub-key type */
246 int encrypt_oid; /* pub/priv key encryption */
251 int (*set)(); /* get and/or set the underlying type */
259 int (*set_asn1_parameters)();
260 int (*get_asn1_parameters)();
265 typedef struct env_md_st
276 int required_pkey_type[5]; /*EVP_PKEY_xxx */
278 int ctx_size; /* how big does the ctx need to be */
283 #define EVP_PKEY_NULL_method NULL,NULL,{0,0,0,0}
285 #ifndef OPENSSL_NO_DSA
286 #define EVP_PKEY_DSA_method DSA_sign,DSA_verify, \
287 {EVP_PKEY_DSA,EVP_PKEY_DSA2,EVP_PKEY_DSA3, \
290 #define EVP_PKEY_DSA_method EVP_PKEY_NULL_method
293 #ifndef OPENSSL_NO_RSA
294 #define EVP_PKEY_RSA_method RSA_sign,RSA_verify, \
295 {EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
296 #define EVP_PKEY_RSA_ASN1_OCTET_STRING_method \
297 RSA_sign_ASN1_OCTET_STRING, \
298 RSA_verify_ASN1_OCTET_STRING, \
299 {EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
301 #define EVP_PKEY_RSA_method EVP_PKEY_NULL_method
302 #define EVP_PKEY_RSA_ASN1_OCTET_STRING_method EVP_PKEY_NULL_method
307 typedef struct env_md_ctx_st
309 const EVP_MD *digest;
311 unsigned char base[4];
312 #ifndef OPENSSL_NO_MD2
315 #ifndef OPENSSL_NO_MD5
318 #ifndef OPENSSL_NO_MD4
321 #ifndef OPENSSL_NO_RIPEMD
322 RIPEMD160_CTX ripemd160;
324 #ifndef OPENSSL_NO_SHA
327 #ifndef OPENSSL_NO_MDC2
333 typedef struct evp_cipher_st EVP_CIPHER;
334 typedef struct evp_cipher_ctx_st EVP_CIPHER_CTX;
340 int key_len; /* Default value for variable length ciphers */
342 unsigned long flags; /* Various flags */
343 int (*init)(EVP_CIPHER_CTX *ctx, const unsigned char *key,
344 const unsigned char *iv, int enc); /* init key */
345 int (*do_cipher)(EVP_CIPHER_CTX *ctx, unsigned char *out,
346 const unsigned char *in, unsigned int inl);/* encrypt/decrypt data */
347 int (*cleanup)(EVP_CIPHER_CTX *); /* cleanup ctx */
348 int ctx_size; /* how big the ctx needs to be */
349 int (*set_asn1_parameters)(EVP_CIPHER_CTX *, ASN1_TYPE *); /* Populate a ASN1_TYPE with parameters */
350 int (*get_asn1_parameters)(EVP_CIPHER_CTX *, ASN1_TYPE *); /* Get parameters from a ASN1_TYPE */
351 int (*ctrl)(EVP_CIPHER_CTX *, int type, int arg, void *ptr); /* Miscellaneous operations */
352 void *app_data; /* Application data */
355 /* Values for cipher flags */
357 /* Modes for ciphers */
359 #define EVP_CIPH_STREAM_CIPHER 0x0
360 #define EVP_CIPH_ECB_MODE 0x1
361 #define EVP_CIPH_CBC_MODE 0x2
362 #define EVP_CIPH_CFB_MODE 0x3
363 #define EVP_CIPH_OFB_MODE 0x4
364 #define EVP_CIPH_MODE 0x7
365 /* Set if variable length cipher */
366 #define EVP_CIPH_VARIABLE_LENGTH 0x8
367 /* Set if the iv handling should be done by the cipher itself */
368 #define EVP_CIPH_CUSTOM_IV 0x10
369 /* Set if the cipher's init() function should be called if key is NULL */
370 #define EVP_CIPH_ALWAYS_CALL_INIT 0x20
371 /* Call ctrl() to init cipher parameters */
372 #define EVP_CIPH_CTRL_INIT 0x40
373 /* Don't use standard key length function */
374 #define EVP_CIPH_CUSTOM_KEY_LENGTH 0x80
375 /* Don't use standard block padding */
376 #define EVP_CIPH_NO_PADDING 0x100
380 #define EVP_CTRL_INIT 0x0
381 #define EVP_CTRL_SET_KEY_LENGTH 0x1
382 #define EVP_CTRL_GET_RC2_KEY_BITS 0x2
383 #define EVP_CTRL_SET_RC2_KEY_BITS 0x3
384 #define EVP_CTRL_GET_RC5_ROUNDS 0x4
385 #define EVP_CTRL_SET_RC5_ROUNDS 0x5
387 typedef struct evp_cipher_info_st
389 const EVP_CIPHER *cipher;
390 unsigned char iv[EVP_MAX_IV_LENGTH];
393 struct evp_cipher_ctx_st
395 const EVP_CIPHER *cipher;
396 int encrypt; /* encrypt or decrypt */
397 int buf_len; /* number we have left */
399 unsigned char oiv[EVP_MAX_IV_LENGTH]; /* original iv */
400 unsigned char iv[EVP_MAX_IV_LENGTH]; /* working iv */
401 unsigned char buf[EVP_MAX_BLOCK_LENGTH];/* saved partial block */
402 int num; /* used by cfb/ofb mode */
404 void *app_data; /* application stuff */
405 int key_len; /* May change for variable length cipher */
406 unsigned long flags; /* Various flags */
409 #ifndef OPENSSL_NO_RC4
412 unsigned char key[EVP_RC4_KEY_SIZE];
413 RC4_KEY ks; /* working key */
416 #ifndef OPENSSL_NO_DES
417 des_key_schedule des_ks;/* key schedule */
420 des_key_schedule ks;/* key schedule */
426 des_key_schedule ks1;/* key schedule */
427 des_key_schedule ks2;/* key schedule (for ede) */
428 des_key_schedule ks3;/* key schedule (for ede3) */
431 #ifndef OPENSSL_NO_IDEA
432 IDEA_KEY_SCHEDULE idea_ks;/* key schedule */
434 #ifndef OPENSSL_NO_RC2
437 int key_bits; /* effective key bits */
438 RC2_KEY ks;/* key schedule */
441 #ifndef OPENSSL_NO_RC5
444 int rounds; /* number of rounds */
445 RC5_32_KEY ks;/* key schedule */
448 #ifndef OPENSSL_NO_BF
449 BF_KEY bf_ks;/* key schedule */
451 #ifndef OPENSSL_NO_CAST
452 CAST_KEY cast_ks;/* key schedule */
454 #ifndef OPENSSL_NO_AES
455 RIJNDAEL_KEY rijndael;
457 #ifdef OPENSSL_OPENBSD_DEV_CRYPTO
458 struct session_op *dev_crypto;
463 unsigned char final[EVP_MAX_BLOCK_LENGTH];/* possible final block */
466 typedef struct evp_Encode_Ctx_st
468 int num; /* number saved in a partial encode/decode */
469 int length; /* The length is either the output line length
470 * (in input bytes) or the shortest input line
471 * length that is ok. Once decoding begins,
472 * the length is adjusted up each time a longer
474 unsigned char enc_data[80]; /* data to encode */
475 int line_num; /* number read on current line */
479 /* Password based encryption function */
480 typedef int (EVP_PBE_KEYGEN)(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
481 ASN1_TYPE *param, const EVP_CIPHER *cipher,
482 const EVP_MD *md, int en_de);
484 #ifndef OPENSSL_NO_RSA
485 #define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
489 #ifndef OPENSSL_NO_DSA
490 #define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
494 #ifndef OPENSSL_NO_DH
495 #define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,\
499 /* Add some extra combinations */
500 #define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
501 #define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
502 #define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
503 #define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
505 #define EVP_MD_type(e) ((e)->type)
506 #define EVP_MD_pkey_type(e) ((e)->pkey_type)
507 #define EVP_MD_size(e) ((e)->md_size)
508 #define EVP_MD_block_size(e) ((e)->block_size)
510 #define EVP_MD_CTX_md(e) ((e)->digest)
511 #define EVP_MD_CTX_size(e) EVP_MD_size((e)->digest)
512 #define EVP_MD_CTX_block_size(e) EVP_MD_block_size((e)->digest)
513 #define EVP_MD_CTX_type(e) EVP_MD_type((e)->digest)
515 #define EVP_CIPHER_nid(e) ((e)->nid)
516 #define EVP_CIPHER_block_size(e) ((e)->block_size)
517 #define EVP_CIPHER_key_length(e) ((e)->key_len)
518 #define EVP_CIPHER_iv_length(e) ((e)->iv_len)
519 #define EVP_CIPHER_flags(e) ((e)->flags)
520 #define EVP_CIPHER_mode(e) ((e)->flags) & EVP_CIPH_MODE)
522 #define EVP_CIPHER_CTX_cipher(e) ((e)->cipher)
523 #define EVP_CIPHER_CTX_nid(e) ((e)->cipher->nid)
524 #define EVP_CIPHER_CTX_block_size(e) ((e)->cipher->block_size)
525 #define EVP_CIPHER_CTX_key_length(e) ((e)->key_len)
526 #define EVP_CIPHER_CTX_iv_length(e) ((e)->cipher->iv_len)
527 #define EVP_CIPHER_CTX_get_app_data(e) ((e)->app_data)
528 #define EVP_CIPHER_CTX_set_app_data(e,d) ((e)->app_data=(char *)(d))
529 #define EVP_CIPHER_CTX_type(c) EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c))
530 #define EVP_CIPHER_CTX_flags(e) ((e)->cipher->flags)
531 #define EVP_CIPHER_CTX_mode(e) ((e)->cipher->flags & EVP_CIPH_MODE)
533 #define EVP_ENCODE_LENGTH(l) (((l+2)/3*4)+(l/48+1)*2+80)
534 #define EVP_DECODE_LENGTH(l) ((l+3)/4*3+80)
536 #define EVP_SignInit(a,b) EVP_DigestInit(a,b)
537 #define EVP_SignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
538 #define EVP_VerifyInit(a,b) EVP_DigestInit(a,b)
539 #define EVP_VerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
540 #define EVP_OpenUpdate(a,b,c,d,e) EVP_DecryptUpdate(a,b,c,d,e)
541 #define EVP_SealUpdate(a,b,c,d,e) EVP_EncryptUpdate(a,b,c,d,e)
544 void BIO_set_md(BIO *,const EVP_MD *md);
546 # define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,0,(char *)md)
548 #define BIO_get_md(b,mdp) BIO_ctrl(b,BIO_C_GET_MD,0,(char *)mdp)
549 #define BIO_get_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_GET_MD_CTX,0,(char *)mdcp)
550 #define BIO_get_cipher_status(b) BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
551 #define BIO_get_cipher_ctx(b,c_pp) BIO_ctrl(b,BIO_C_GET_CIPHER_CTX,0,(char *)c_pp)
553 #define EVP_Cipher(c,o,i,l) (c)->cipher->do_cipher((c),(o),(i),(l))
555 #define EVP_add_cipher_alias(n,alias) \
556 OBJ_NAME_add((alias),OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS,(n))
557 #define EVP_add_digest_alias(n,alias) \
558 OBJ_NAME_add((alias),OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,(n))
559 #define EVP_delete_cipher_alias(alias) \
560 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS);
561 #define EVP_delete_digest_alias(alias) \
562 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS);
565 int EVP_MD_CTX_copy(EVP_MD_CTX *out,EVP_MD_CTX *in);
566 int EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
567 int EVP_DigestUpdate(EVP_MD_CTX *ctx,const void *d,
569 int EVP_DigestFinal(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s);
570 int EVP_Digest(void *data, unsigned int count,
571 unsigned char *md, unsigned int *size, const EVP_MD *type);
573 int EVP_read_pw_string(char *buf,int length,const char *prompt,int verify);
574 void EVP_set_pw_prompt(char *prompt);
575 char * EVP_get_pw_prompt(void);
577 int EVP_BytesToKey(const EVP_CIPHER *type,const EVP_MD *md,
578 const unsigned char *salt, const unsigned char *data,
579 int datal, int count, unsigned char *key,unsigned char *iv);
581 int EVP_EncryptInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *type,
582 unsigned char *key, unsigned char *iv);
583 int EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
584 int *outl, unsigned char *in, int inl);
585 int EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
587 int EVP_DecryptInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *type,
588 unsigned char *key, unsigned char *iv);
589 int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
590 int *outl, unsigned char *in, int inl);
591 int EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
593 int EVP_CipherInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *type,
594 unsigned char *key,unsigned char *iv,int enc);
595 int EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
596 int *outl, unsigned char *in, int inl);
597 int EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
599 int EVP_SignFinal(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s,
602 int EVP_VerifyFinal(EVP_MD_CTX *ctx,unsigned char *sigbuf,
603 unsigned int siglen,EVP_PKEY *pkey);
605 int EVP_OpenInit(EVP_CIPHER_CTX *ctx,EVP_CIPHER *type,unsigned char *ek,
606 int ekl,unsigned char *iv,EVP_PKEY *priv);
607 int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
609 int EVP_SealInit(EVP_CIPHER_CTX *ctx, EVP_CIPHER *type, unsigned char **ek,
610 int *ekl, unsigned char *iv,EVP_PKEY **pubk, int npubk);
611 void EVP_SealFinal(EVP_CIPHER_CTX *ctx,unsigned char *out,int *outl);
613 void EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
614 void EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx,unsigned char *out,
615 int *outl,unsigned char *in,int inl);
616 void EVP_EncodeFinal(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl);
617 int EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int n);
619 void EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
620 int EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl,
621 unsigned char *in, int inl);
622 int EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned
623 char *out, int *outl);
624 int EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n);
626 void ERR_load_EVP_strings(void );
628 void EVP_CIPHER_CTX_init(EVP_CIPHER_CTX *a);
629 int EVP_CIPHER_CTX_cleanup(EVP_CIPHER_CTX *a);
630 int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *x, int keylen);
631 int EVP_CIPHER_CTX_set_padding(EVP_CIPHER_CTX *c, int pad);
632 int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr);
634 #ifndef OPENSSL_NO_BIO
635 BIO_METHOD *BIO_f_md(void);
636 BIO_METHOD *BIO_f_base64(void);
637 BIO_METHOD *BIO_f_cipher(void);
638 BIO_METHOD *BIO_f_reliable(void);
639 void BIO_set_cipher(BIO *b,const EVP_CIPHER *c,unsigned char *k,
640 unsigned char *i, int enc);
643 const EVP_MD *EVP_md_null(void);
644 #ifndef OPENSSL_NO_MD2
645 const EVP_MD *EVP_md2(void);
647 #ifndef OPENSSL_NO_MD4
648 const EVP_MD *EVP_md4(void);
650 #ifndef OPENSSL_NO_MD5
651 const EVP_MD *EVP_md5(void);
653 #ifndef OPENSSL_NO_SHA
654 const EVP_MD *EVP_sha(void);
655 const EVP_MD *EVP_sha1(void);
656 const EVP_MD *EVP_dss(void);
657 const EVP_MD *EVP_dss1(void);
659 #ifndef OPENSSL_NO_MDC2
660 const EVP_MD *EVP_mdc2(void);
662 #ifndef OPENSSL_NO_RIPEMD
663 const EVP_MD *EVP_ripemd160(void);
665 const EVP_CIPHER *EVP_enc_null(void); /* does nothing :-) */
666 #ifndef OPENSSL_NO_DES
667 const EVP_CIPHER *EVP_des_ecb(void);
668 const EVP_CIPHER *EVP_des_ede(void);
669 const EVP_CIPHER *EVP_des_ede3(void);
670 const EVP_CIPHER *EVP_des_cfb(void);
671 const EVP_CIPHER *EVP_des_ede_cfb(void);
672 const EVP_CIPHER *EVP_des_ede3_cfb(void);
673 const EVP_CIPHER *EVP_des_ofb(void);
674 const EVP_CIPHER *EVP_des_ede_ofb(void);
675 const EVP_CIPHER *EVP_des_ede3_ofb(void);
676 const EVP_CIPHER *EVP_des_cbc(void);
677 const EVP_CIPHER *EVP_des_ede_cbc(void);
678 const EVP_CIPHER *EVP_des_ede3_cbc(void);
679 const EVP_CIPHER *EVP_desx_cbc(void);
680 # ifdef OPENSSL_OPENBSD_DEV_CRYPTO
681 const EVP_CIPHER *EVP_dev_crypto_des_ede3_cbc(void);
684 #ifndef OPENSSL_NO_RC4
685 const EVP_CIPHER *EVP_rc4(void);
686 const EVP_CIPHER *EVP_rc4_40(void);
688 #ifndef OPENSSL_NO_IDEA
689 const EVP_CIPHER *EVP_idea_ecb(void);
690 const EVP_CIPHER *EVP_idea_cfb(void);
691 const EVP_CIPHER *EVP_idea_ofb(void);
692 const EVP_CIPHER *EVP_idea_cbc(void);
694 #ifndef OPENSSL_NO_RC2
695 const EVP_CIPHER *EVP_rc2_ecb(void);
696 const EVP_CIPHER *EVP_rc2_cbc(void);
697 const EVP_CIPHER *EVP_rc2_40_cbc(void);
698 const EVP_CIPHER *EVP_rc2_64_cbc(void);
699 const EVP_CIPHER *EVP_rc2_cfb(void);
700 const EVP_CIPHER *EVP_rc2_ofb(void);
702 #ifndef OPENSSL_NO_BF
703 const EVP_CIPHER *EVP_bf_ecb(void);
704 const EVP_CIPHER *EVP_bf_cbc(void);
705 const EVP_CIPHER *EVP_bf_cfb(void);
706 const EVP_CIPHER *EVP_bf_ofb(void);
708 #ifndef OPENSSL_NO_CAST
709 const EVP_CIPHER *EVP_cast5_ecb(void);
710 const EVP_CIPHER *EVP_cast5_cbc(void);
711 const EVP_CIPHER *EVP_cast5_cfb(void);
712 const EVP_CIPHER *EVP_cast5_ofb(void);
714 #ifndef OPENSSL_NO_RC5
715 const EVP_CIPHER *EVP_rc5_32_12_16_cbc(void);
716 const EVP_CIPHER *EVP_rc5_32_12_16_ecb(void);
717 const EVP_CIPHER *EVP_rc5_32_12_16_cfb(void);
718 const EVP_CIPHER *EVP_rc5_32_12_16_ofb(void);
720 #ifndef OPENSSL_NO_AES
721 const EVP_CIPHER *EVP_aes_128_ecb(void);
722 const EVP_CIPHER *EVP_aes_128_cbc(void);
723 const EVP_CIPHER *EVP_aes_192_ecb(void);
724 const EVP_CIPHER *EVP_aes_192_cbc(void);
725 const EVP_CIPHER *EVP_aes_256_ecb(void);
726 const EVP_CIPHER *EVP_aes_256_cbc(void);
729 void OpenSSL_add_all_algorithms(void);
730 void OpenSSL_add_all_ciphers(void);
731 void OpenSSL_add_all_digests(void);
732 #define SSLeay_add_all_algorithms() OpenSSL_add_all_algorithms()
733 #define SSLeay_add_all_ciphers() OpenSSL_add_all_ciphers()
734 #define SSLeay_add_all_digests() OpenSSL_add_all_digests()
736 int EVP_add_cipher(const EVP_CIPHER *cipher);
737 int EVP_add_digest(const EVP_MD *digest);
739 const EVP_CIPHER *EVP_get_cipherbyname(const char *name);
740 const EVP_MD *EVP_get_digestbyname(const char *name);
741 void EVP_cleanup(void);
743 int EVP_PKEY_decrypt(unsigned char *dec_key,unsigned char *enc_key,
744 int enc_key_len,EVP_PKEY *private_key);
745 int EVP_PKEY_encrypt(unsigned char *enc_key,
746 unsigned char *key,int key_len,EVP_PKEY *pub_key);
747 int EVP_PKEY_type(int type);
748 int EVP_PKEY_bits(EVP_PKEY *pkey);
749 int EVP_PKEY_size(EVP_PKEY *pkey);
750 int EVP_PKEY_assign(EVP_PKEY *pkey,int type,char *key);
751 #ifndef OPENSSL_NO_RSA
752 int EVP_PKEY_set1_RSA(EVP_PKEY *pkey,RSA *key);
753 RSA * EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
755 #ifndef OPENSSL_NO_DSA
756 int EVP_PKEY_set1_DSA(EVP_PKEY *pkey,DSA *key);
757 DSA * EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
759 #ifndef OPENSSL_NO_DH
760 int EVP_PKEY_set1_DH(EVP_PKEY *pkey,DH *key);
761 DH * EVP_PKEY_get1_DH(EVP_PKEY *pkey);
763 EVP_PKEY * EVP_PKEY_new(void);
764 void EVP_PKEY_free(EVP_PKEY *pkey);
765 EVP_PKEY * d2i_PublicKey(int type,EVP_PKEY **a, unsigned char **pp,
767 int i2d_PublicKey(EVP_PKEY *a, unsigned char **pp);
769 EVP_PKEY * d2i_PrivateKey(int type,EVP_PKEY **a, unsigned char **pp,
771 EVP_PKEY * d2i_AutoPrivateKey(EVP_PKEY **a, unsigned char **pp,
773 int i2d_PrivateKey(EVP_PKEY *a, unsigned char **pp);
775 int EVP_PKEY_copy_parameters(EVP_PKEY *to,EVP_PKEY *from);
776 int EVP_PKEY_missing_parameters(EVP_PKEY *pkey);
777 int EVP_PKEY_save_parameters(EVP_PKEY *pkey,int mode);
778 int EVP_PKEY_cmp_parameters(EVP_PKEY *a,EVP_PKEY *b);
780 int EVP_CIPHER_type(const EVP_CIPHER *ctx);
783 int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
784 int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
786 /* These are used by EVP_CIPHER methods */
787 int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c,ASN1_TYPE *type);
788 int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c,ASN1_TYPE *type);
790 /* PKCS5 password based encryption */
791 int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
792 ASN1_TYPE *param, const EVP_CIPHER *cipher, const EVP_MD *md,
794 int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,
795 unsigned char *salt, int saltlen, int iter,
796 int keylen, unsigned char *out);
797 int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
798 ASN1_TYPE *param, const EVP_CIPHER *cipher, const EVP_MD *md,
801 void PKCS5_PBE_add(void);
803 int EVP_PBE_CipherInit (ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
804 ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de);
805 int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md,
806 EVP_PBE_KEYGEN *keygen);
807 void EVP_PBE_cleanup(void);
809 /* BEGIN ERROR CODES */
810 /* The following lines are auto generated by the script mkerr.pl. Any changes
811 * made after this point may be overwritten when the script is next run.
814 /* Error codes for the EVP functions. */
816 /* Function codes. */
817 #define EVP_F_D2I_PKEY 100
818 #define EVP_F_EVP_CIPHERINIT 123
819 #define EVP_F_EVP_CIPHER_CTX_CTRL 124
820 #define EVP_F_EVP_CIPHER_CTX_SET_KEY_LENGTH 122
821 #define EVP_F_EVP_DECRYPTFINAL 101
822 #define EVP_F_EVP_ENCRYPTFINAL 127
823 #define EVP_F_EVP_MD_CTX_COPY 110
824 #define EVP_F_EVP_OPENINIT 102
825 #define EVP_F_EVP_PBE_ALG_ADD 115
826 #define EVP_F_EVP_PBE_CIPHERINIT 116
827 #define EVP_F_EVP_PKCS82PKEY 111
828 #define EVP_F_EVP_PKCS8_SET_BROKEN 112
829 #define EVP_F_EVP_PKEY2PKCS8 113
830 #define EVP_F_EVP_PKEY_COPY_PARAMETERS 103
831 #define EVP_F_EVP_PKEY_DECRYPT 104
832 #define EVP_F_EVP_PKEY_ENCRYPT 105
833 #define EVP_F_EVP_PKEY_GET1_DH 119
834 #define EVP_F_EVP_PKEY_GET1_DSA 120
835 #define EVP_F_EVP_PKEY_GET1_RSA 121
836 #define EVP_F_EVP_PKEY_NEW 106
837 #define EVP_F_EVP_RIJNDAEL 126
838 #define EVP_F_EVP_SIGNFINAL 107
839 #define EVP_F_EVP_VERIFYFINAL 108
840 #define EVP_F_PKCS5_PBE_KEYIVGEN 117
841 #define EVP_F_PKCS5_V2_PBE_KEYIVGEN 118
842 #define EVP_F_RC2_MAGIC_TO_METH 109
843 #define EVP_F_RC5_CTRL 125
846 #define EVP_R_BAD_BLOCK_LENGTH 136
847 #define EVP_R_BAD_DECRYPT 100
848 #define EVP_R_BAD_KEY_LENGTH 137
849 #define EVP_R_BN_DECODE_ERROR 112
850 #define EVP_R_BN_PUBKEY_ERROR 113
851 #define EVP_R_CIPHER_PARAMETER_ERROR 122
852 #define EVP_R_CTRL_NOT_IMPLEMENTED 132
853 #define EVP_R_CTRL_OPERATION_NOT_IMPLEMENTED 133
854 #define EVP_R_DATA_NOT_MULTIPLE_OF_BLOCK_LENGTH 138
855 #define EVP_R_DECODE_ERROR 114
856 #define EVP_R_DIFFERENT_KEY_TYPES 101
857 #define EVP_R_ENCODE_ERROR 115
858 #define EVP_R_EVP_PBE_CIPHERINIT_ERROR 119
859 #define EVP_R_EXPECTING_AN_RSA_KEY 127
860 #define EVP_R_EXPECTING_A_DH_KEY 128
861 #define EVP_R_EXPECTING_A_DSA_KEY 129
862 #define EVP_R_INITIALIZATION_ERROR 134
863 #define EVP_R_INPUT_NOT_INITIALIZED 111
864 #define EVP_R_INVALID_KEY_LENGTH 130
865 #define EVP_R_IV_TOO_LARGE 102
866 #define EVP_R_KEYGEN_FAILURE 120
867 #define EVP_R_MISSING_PARAMETERS 103
868 #define EVP_R_NO_CIPHER_SET 131
869 #define EVP_R_NO_DSA_PARAMETERS 116
870 #define EVP_R_NO_SIGN_FUNCTION_CONFIGURED 104
871 #define EVP_R_NO_VERIFY_FUNCTION_CONFIGURED 105
872 #define EVP_R_PKCS8_UNKNOWN_BROKEN_TYPE 117
873 #define EVP_R_PUBLIC_KEY_NOT_RSA 106
874 #define EVP_R_UNKNOWN_PBE_ALGORITHM 121
875 #define EVP_R_UNSUPORTED_NUMBER_OF_ROUNDS 135
876 #define EVP_R_UNSUPPORTED_CIPHER 107
877 #define EVP_R_UNSUPPORTED_KEYLENGTH 123
878 #define EVP_R_UNSUPPORTED_KEY_DERIVATION_FUNCTION 124
879 #define EVP_R_UNSUPPORTED_KEY_SIZE 108
880 #define EVP_R_UNSUPPORTED_PRF 125
881 #define EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM 118
882 #define EVP_R_UNSUPPORTED_SALT_TYPE 126
883 #define EVP_R_WRONG_FINAL_BLOCK_LENGTH 109
884 #define EVP_R_WRONG_PUBLIC_KEY_TYPE 110