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
71 #include <openssl/md2.h>
74 #include <openssl/md5.h>
77 #include <openssl/sha.h>
80 #include <openssl/ripemd.h>
83 #include <openssl/des.h>
86 #include <openssl/rc4.h>
89 #include <openssl/rc2.h>
92 #include <openssl/rc5.h>
95 #include <openssl/blowfish.h>
98 #include <openssl/cast.h>
101 #include <openssl/idea.h>
104 #include <openssl/mdc2.h>
107 #define EVP_RC2_KEY_SIZE 16
108 #define EVP_RC4_KEY_SIZE 16
109 #define EVP_BLOWFISH_KEY_SIZE 16
110 #define EVP_CAST5_KEY_SIZE 16
111 #define EVP_RC5_32_12_16_KEY_SIZE 16
112 #define EVP_MAX_MD_SIZE (16+20) /* The SSLv3 md5+sha1 type */
113 #define EVP_MAX_KEY_LENGTH 24
114 #define EVP_MAX_IV_LENGTH 8
116 #define PKCS5_SALT_LEN 8
117 /* Default PKCS#5 iteration count */
118 #define PKCS5_DEFAULT_ITER 2048
121 #include <openssl/rsa.h>
125 #include <openssl/dsa.h>
129 #include <openssl/dh.h>
132 #include <openssl/objects.h>
134 #define EVP_PK_RSA 0x0001
135 #define EVP_PK_DSA 0x0002
136 #define EVP_PK_DH 0x0004
137 #define EVP_PKT_SIGN 0x0010
138 #define EVP_PKT_ENC 0x0020
139 #define EVP_PKT_EXCH 0x0040
140 #define EVP_PKS_RSA 0x0100
141 #define EVP_PKS_DSA 0x0200
142 #define EVP_PKT_EXP 0x1000 /* <= 512 bit key */
144 #define EVP_PKEY_NONE NID_undef
145 #define EVP_PKEY_RSA NID_rsaEncryption
146 #define EVP_PKEY_RSA2 NID_rsa
147 #define EVP_PKEY_DSA NID_dsa
148 #define EVP_PKEY_DSA1 NID_dsa_2
149 #define EVP_PKEY_DSA2 NID_dsaWithSHA
150 #define EVP_PKEY_DSA3 NID_dsaWithSHA1
151 #define EVP_PKEY_DSA4 NID_dsaWithSHA1_2
152 #define EVP_PKEY_DH NID_dhKeyAgreement
158 /* Type needs to be a bit field
159 * Sub-type needs to be for variations on the method, as in, can it do
160 * arbitrary encryption.... */
161 typedef struct evp_pkey_st
169 struct rsa_st *rsa; /* RSA */
172 struct dsa_st *dsa; /* DSA */
175 struct dh_st *dh; /* DH */
179 STACK_OF(X509_ATTRIBUTE) *attributes; /* [ 0 ] */
182 #define EVP_PKEY_MO_SIGN 0x0001
183 #define EVP_PKEY_MO_VERIFY 0x0002
184 #define EVP_PKEY_MO_ENCRYPT 0x0004
185 #define EVP_PKEY_MO_DECRYPT 0x0008
188 /* This structure is required to tie the message digest and signing together.
189 * The lookup can be done by md/pkey_method, oid, oid/pkey_method, or
191 * This is required because for various smart-card perform the digest and
192 * signing/verification on-board. To handle this case, the specific
193 * EVP_MD and EVP_PKEY_METHODs need to be closely associated.
194 * When a PKEY is created, it will have a EVP_PKEY_METHOD associated with it.
195 * This can either be software or a token to provide the required low level
198 typedef struct evp_pkey_md_st
202 EVP_PKEY_METHOD *pkey;
205 #define EVP_rsa_md2() \
206 EVP_PKEY_MD_add(NID_md2WithRSAEncryption,\
207 EVP_rsa_pkcs1(),EVP_md2())
208 #define EVP_rsa_md5() \
209 EVP_PKEY_MD_add(NID_md5WithRSAEncryption,\
210 EVP_rsa_pkcs1(),EVP_md5())
211 #define EVP_rsa_sha0() \
212 EVP_PKEY_MD_add(NID_shaWithRSAEncryption,\
213 EVP_rsa_pkcs1(),EVP_sha())
214 #define EVP_rsa_sha1() \
215 EVP_PKEY_MD_add(NID_sha1WithRSAEncryption,\
216 EVP_rsa_pkcs1(),EVP_sha1())
217 #define EVP_rsa_ripemd160() \
218 EVP_PKEY_MD_add(NID_ripemd160WithRSA,\
219 EVP_rsa_pkcs1(),EVP_ripemd160())
220 #define EVP_rsa_mdc2() \
221 EVP_PKEY_MD_add(NID_mdc2WithRSA,\
222 EVP_rsa_octet_string(),EVP_mdc2())
223 #define EVP_dsa_sha() \
224 EVP_PKEY_MD_add(NID_dsaWithSHA,\
225 EVP_dsa(),EVP_mdc2())
226 #define EVP_dsa_sha1() \
227 EVP_PKEY_MD_add(NID_dsaWithSHA1,\
228 EVP_dsa(),EVP_sha1())
230 typedef struct evp_pkey_method_st
234 int type; /* RSA, DSA, an SSLeay specific constant */
235 int oid; /* For the pub-key type */
236 int encrypt_oid; /* pub/priv key encryption */
242 int (*set)(); /* get and/or set the underlying type */
250 int (*set_asn1_parameters)();
251 int (*get_asn1_parameters)();
256 typedef struct env_md_st
267 int required_pkey_type[5]; /*EVP_PKEY_xxx */
269 int ctx_size; /* how big does the ctx need to be */
274 #define EVP_PKEY_NULL_method NULL,NULL,{0,0,0,0}
277 #define EVP_PKEY_DSA_method DSA_sign,DSA_verify, \
278 {EVP_PKEY_DSA,EVP_PKEY_DSA2,EVP_PKEY_DSA3, \
281 #define EVP_PKEY_DSA_method EVP_PKEY_NULL_method
285 #define EVP_PKEY_RSA_method RSA_sign,RSA_verify, \
286 {EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
287 #define EVP_PKEY_RSA_ASN1_OCTET_STRING_method \
288 RSA_sign_ASN1_OCTET_STRING, \
289 RSA_verify_ASN1_OCTET_STRING, \
290 {EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
292 #define EVP_PKEY_RSA_method EVP_PKEY_NULL_method
293 #define EVP_PKEY_RSA_ASN1_OCTET_STRING_method EVP_PKEY_NULL_method
298 typedef struct env_md_ctx_st
300 const EVP_MD *digest;
302 unsigned char base[4];
310 RIPEMD160_CTX ripemd160;
321 typedef struct evp_cipher_st EVP_CIPHER;
322 typedef struct evp_cipher_ctx_st EVP_CIPHER_CTX;
328 int key_len; /* Default value for variable length ciphers */
330 unsigned long flags; /* Various flags */
331 int (*init)(EVP_CIPHER_CTX *, unsigned char *, unsigned char *, int); /* init key */
332 int (*do_cipher)(EVP_CIPHER_CTX *, unsigned char *, unsigned char *, unsigned int);/* encrypt/decrypt data */
333 int (*cleanup)(EVP_CIPHER_CTX *); /* cleanup ctx */
334 int ctx_size; /* how big the ctx needs to be */
335 int (*set_asn1_parameters)(EVP_CIPHER_CTX *, ASN1_TYPE *); /* Populate a ASN1_TYPE with parameters */
336 int (*get_asn1_parameters)(EVP_CIPHER_CTX *, ASN1_TYPE *); /* Get parameters from a ASN1_TYPE */
337 int (*ctrl)(EVP_CIPHER_CTX *, int type, int arg, void *ptr); /* Miscellaneous operations */
338 void *app_data; /* Application data */
341 /* Values for cipher flags */
343 /* Modes for ciphers */
345 #define EVP_CIPH_STREAM_CIPHER 0x0
346 #define EVP_CIPH_ECB_MODE 0x1
347 #define EVP_CIPH_CBC_MODE 0x2
348 #define EVP_CIPH_CFB_MODE 0x3
349 #define EVP_CIPH_OFB_MODE 0x4
350 #define EVP_CIPH_MODE 0x7
351 /* Set if variable length cipher */
352 #define EVP_CIPH_VARIABLE_LENGTH 0x8
353 /* Set if the iv handling should be done by the cipher itself */
354 #define EVP_CIPH_CUSTOM_IV 0x10
355 /* Set if the cipher's init() function should be called if key is NULL */
356 #define EVP_CIPH_ALWAYS_CALL_INIT 0x20
357 /* Call ctrl() to init cipher parameters */
358 #define EVP_CIPH_CTRL_INIT 0x40
359 /* Don't use standard key length function */
360 #define EVP_CIPH_CUSTOM_KEY_LENGTH 0x80
364 #define EVP_CTRL_INIT 0x0
365 #define EVP_CTRL_SET_KEY_LENGTH 0x1
366 #define EVP_CTRL_GET_RC2_KEY_BITS 0x2
367 #define EVP_CTRL_SET_RC2_KEY_BITS 0x3
368 #define EVP_CTRL_GET_RC5_ROUNDS 0x4
369 #define EVP_CTRL_SET_RC5_ROUNDS 0x5
371 typedef struct evp_cipher_info_st
373 const EVP_CIPHER *cipher;
374 unsigned char iv[EVP_MAX_IV_LENGTH];
377 struct evp_cipher_ctx_st
379 const EVP_CIPHER *cipher;
380 int encrypt; /* encrypt or decrypt */
381 int buf_len; /* number we have left */
383 unsigned char oiv[EVP_MAX_IV_LENGTH]; /* original iv */
384 unsigned char iv[EVP_MAX_IV_LENGTH]; /* working iv */
385 unsigned char buf[EVP_MAX_IV_LENGTH]; /* saved partial block */
386 int num; /* used by cfb/ofb mode */
388 void *app_data; /* application stuff */
389 int key_len; /* May change for variable length cipher */
394 unsigned char key[EVP_RC4_KEY_SIZE];
395 RC4_KEY ks; /* working key */
399 des_key_schedule des_ks;/* key schedule */
402 des_key_schedule ks;/* key schedule */
408 des_key_schedule ks1;/* key schedule */
409 des_key_schedule ks2;/* key schedule (for ede) */
410 des_key_schedule ks3;/* key schedule (for ede3) */
414 IDEA_KEY_SCHEDULE idea_ks;/* key schedule */
418 int key_bits; /* effective key bits */
419 RC2_KEY ks;/* key schedule */
424 int rounds; /* number of rounds */
425 RC5_32_KEY ks;/* key schedule */
429 BF_KEY bf_ks;/* key schedule */
432 CAST_KEY cast_ks;/* key schedule */
437 typedef struct evp_Encode_Ctx_st
439 int num; /* number saved in a partial encode/decode */
440 int length; /* The length is either the output line length
441 * (in input bytes) or the shortest input line
442 * length that is ok. Once decoding begins,
443 * the length is adjusted up each time a longer
445 unsigned char enc_data[80]; /* data to encode */
446 int line_num; /* number read on current line */
450 /* Password based encryption function */
451 typedef int (EVP_PBE_KEYGEN)(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
452 ASN1_TYPE *param, EVP_CIPHER *cipher,
453 EVP_MD *md, int en_de);
455 #define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
457 #define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
459 #define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,\
462 /* Add some extra combinations */
463 #define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
464 #define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
465 #define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
466 #define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
468 #define EVP_MD_type(e) ((e)->type)
469 #define EVP_MD_pkey_type(e) ((e)->pkey_type)
470 #define EVP_MD_size(e) ((e)->md_size)
471 #define EVP_MD_block_size(e) ((e)->block_size)
473 #define EVP_MD_CTX_md(e) ((e)->digest)
474 #define EVP_MD_CTX_size(e) EVP_MD_size((e)->digest)
475 #define EVP_MD_CTX_block_size(e) EVP_MD_block_size((e)->digest)
476 #define EVP_MD_CTX_type(e) EVP_MD_type((e)->digest)
478 #define EVP_CIPHER_nid(e) ((e)->nid)
479 #define EVP_CIPHER_block_size(e) ((e)->block_size)
480 #define EVP_CIPHER_key_length(e) ((e)->key_len)
481 #define EVP_CIPHER_iv_length(e) ((e)->iv_len)
482 #define EVP_CIPHER_flags(e) ((e)->flags)
483 #define EVP_CIPHER_mode(e) ((e)->flags) & EVP_CIPH_MODE)
485 #define EVP_CIPHER_CTX_cipher(e) ((e)->cipher)
486 #define EVP_CIPHER_CTX_nid(e) ((e)->cipher->nid)
487 #define EVP_CIPHER_CTX_block_size(e) ((e)->cipher->block_size)
488 #define EVP_CIPHER_CTX_key_length(e) ((e)->key_len)
489 #define EVP_CIPHER_CTX_iv_length(e) ((e)->cipher->iv_len)
490 #define EVP_CIPHER_CTX_get_app_data(e) ((e)->app_data)
491 #define EVP_CIPHER_CTX_set_app_data(e,d) ((e)->app_data=(char *)(d))
492 #define EVP_CIPHER_CTX_type(c) EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c))
493 #define EVP_CIPHER_CTX_flags(e) ((e)->cipher->flags)
494 #define EVP_CIPHER_CTX_mode(e) ((e)->cipher->flags & EVP_CIPH_MODE)
496 #define EVP_ENCODE_LENGTH(l) (((l+2)/3*4)+(l/48+1)*2+80)
497 #define EVP_DECODE_LENGTH(l) ((l+3)/4*3+80)
499 #define EVP_SignInit(a,b) EVP_DigestInit(a,b)
500 #define EVP_SignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
501 #define EVP_VerifyInit(a,b) EVP_DigestInit(a,b)
502 #define EVP_VerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
503 #define EVP_OpenUpdate(a,b,c,d,e) EVP_DecryptUpdate(a,b,c,d,e)
504 #define EVP_SealUpdate(a,b,c,d,e) EVP_EncryptUpdate(a,b,c,d,e)
507 void BIO_set_md(BIO *,const EVP_MD *md);
509 # define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,0,(char *)md)
511 #define BIO_get_md(b,mdp) BIO_ctrl(b,BIO_C_GET_MD,0,(char *)mdp)
512 #define BIO_get_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_GET_MD_CTX,0,(char *)mdcp)
513 #define BIO_get_cipher_status(b) BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
514 #define BIO_get_cipher_ctx(b,c_pp) BIO_ctrl(b,BIO_C_GET_CIPHER_CTX,0,(char *)c_pp)
516 #define EVP_Cipher(c,o,i,l) (c)->cipher->do_cipher((c),(o),(i),(l))
518 #define EVP_add_cipher_alias(n,alias) \
519 OBJ_NAME_add((alias),OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS,(n))
520 #define EVP_add_digest_alias(n,alias) \
521 OBJ_NAME_add((alias),OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,(n))
522 #define EVP_delete_cipher_alias(alias) \
523 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS);
524 #define EVP_delete_digest_alias(alias) \
525 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS);
528 int EVP_MD_CTX_copy(EVP_MD_CTX *out,EVP_MD_CTX *in);
529 void EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
530 void EVP_DigestUpdate(EVP_MD_CTX *ctx,const void *d,
532 void EVP_DigestFinal(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s);
534 int EVP_read_pw_string(char *buf,int length,const char *prompt,int verify);
535 void EVP_set_pw_prompt(char *prompt);
536 char * EVP_get_pw_prompt(void);
538 int EVP_BytesToKey(const EVP_CIPHER *type,EVP_MD *md,unsigned char *salt,
539 unsigned char *data, int datal, int count,
540 unsigned char *key,unsigned char *iv);
542 int EVP_EncryptInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *type,
543 unsigned char *key, unsigned char *iv);
544 int EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
545 int *outl, unsigned char *in, int inl);
546 int EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
548 int EVP_DecryptInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *type,
549 unsigned char *key, unsigned char *iv);
550 int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
551 int *outl, unsigned char *in, int inl);
552 int EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
554 int EVP_CipherInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *type,
555 unsigned char *key,unsigned char *iv,int enc);
556 int EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
557 int *outl, unsigned char *in, int inl);
558 int EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
560 int EVP_SignFinal(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s,
563 int EVP_VerifyFinal(EVP_MD_CTX *ctx,unsigned char *sigbuf,
564 unsigned int siglen,EVP_PKEY *pkey);
566 int EVP_OpenInit(EVP_CIPHER_CTX *ctx,EVP_CIPHER *type,unsigned char *ek,
567 int ekl,unsigned char *iv,EVP_PKEY *priv);
568 int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
570 int EVP_SealInit(EVP_CIPHER_CTX *ctx, EVP_CIPHER *type, unsigned char **ek,
571 int *ekl, unsigned char *iv,EVP_PKEY **pubk, int npubk);
572 void EVP_SealFinal(EVP_CIPHER_CTX *ctx,unsigned char *out,int *outl);
574 void EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
575 void EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx,unsigned char *out,
576 int *outl,unsigned char *in,int inl);
577 void EVP_EncodeFinal(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl);
578 int EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int n);
580 void EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
581 int EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl,
582 unsigned char *in, int inl);
583 int EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned
584 char *out, int *outl);
585 int EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n);
587 void ERR_load_EVP_strings(void );
589 void EVP_CIPHER_CTX_init(EVP_CIPHER_CTX *a);
590 int EVP_CIPHER_CTX_cleanup(EVP_CIPHER_CTX *a);
591 int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *x, int keylen);
594 BIO_METHOD *BIO_f_md(void);
595 BIO_METHOD *BIO_f_base64(void);
596 BIO_METHOD *BIO_f_cipher(void);
597 BIO_METHOD *BIO_f_reliable(void);
598 void BIO_set_cipher(BIO *b,const EVP_CIPHER *c,unsigned char *k,
599 unsigned char *i, int enc);
602 EVP_MD *EVP_md_null(void);
603 EVP_MD *EVP_md2(void);
604 EVP_MD *EVP_md5(void);
605 EVP_MD *EVP_sha(void);
606 EVP_MD *EVP_sha1(void);
607 EVP_MD *EVP_dss(void);
608 EVP_MD *EVP_dss1(void);
609 EVP_MD *EVP_mdc2(void);
610 EVP_MD *EVP_ripemd160(void);
612 EVP_CIPHER *EVP_enc_null(void); /* does nothing :-) */
613 EVP_CIPHER *EVP_des_ecb(void);
614 EVP_CIPHER *EVP_des_ede(void);
615 EVP_CIPHER *EVP_des_ede3(void);
616 EVP_CIPHER *EVP_des_cfb(void);
617 EVP_CIPHER *EVP_des_ede_cfb(void);
618 EVP_CIPHER *EVP_des_ede3_cfb(void);
619 EVP_CIPHER *EVP_des_ofb(void);
620 EVP_CIPHER *EVP_des_ede_ofb(void);
621 EVP_CIPHER *EVP_des_ede3_ofb(void);
622 EVP_CIPHER *EVP_des_cbc(void);
623 EVP_CIPHER *EVP_des_ede_cbc(void);
624 EVP_CIPHER *EVP_des_ede3_cbc(void);
625 EVP_CIPHER *EVP_desx_cbc(void);
626 EVP_CIPHER *EVP_rc4(void);
627 EVP_CIPHER *EVP_rc4_40(void);
628 EVP_CIPHER *EVP_idea_ecb(void);
629 EVP_CIPHER *EVP_idea_cfb(void);
630 EVP_CIPHER *EVP_idea_ofb(void);
631 EVP_CIPHER *EVP_idea_cbc(void);
632 EVP_CIPHER *EVP_rc2_ecb(void);
633 EVP_CIPHER *EVP_rc2_cbc(void);
634 EVP_CIPHER *EVP_rc2_40_cbc(void);
635 EVP_CIPHER *EVP_rc2_64_cbc(void);
636 EVP_CIPHER *EVP_rc2_cfb(void);
637 EVP_CIPHER *EVP_rc2_ofb(void);
638 EVP_CIPHER *EVP_bf_ecb(void);
639 EVP_CIPHER *EVP_bf_cbc(void);
640 EVP_CIPHER *EVP_bf_cfb(void);
641 EVP_CIPHER *EVP_bf_ofb(void);
642 EVP_CIPHER *EVP_cast5_ecb(void);
643 EVP_CIPHER *EVP_cast5_cbc(void);
644 EVP_CIPHER *EVP_cast5_cfb(void);
645 EVP_CIPHER *EVP_cast5_ofb(void);
646 EVP_CIPHER *EVP_rc5_32_12_16_cbc(void);
647 EVP_CIPHER *EVP_rc5_32_12_16_ecb(void);
648 EVP_CIPHER *EVP_rc5_32_12_16_cfb(void);
649 EVP_CIPHER *EVP_rc5_32_12_16_ofb(void);
651 void OpenSSL_add_all_algorithms(void);
652 void OpenSSL_add_all_ciphers(void);
653 void OpenSSL_add_all_digests(void);
654 #define SSLeay_add_all_algorithms() OpenSSL_add_all_algorithms()
655 #define SSLeay_add_all_ciphers() OpenSSL_add_all_ciphers()
656 #define SSLeay_add_all_digests() OpenSSL_add_all_digests()
658 int EVP_add_cipher(EVP_CIPHER *cipher);
659 int EVP_add_digest(EVP_MD *digest);
661 const EVP_CIPHER *EVP_get_cipherbyname(const char *name);
662 const EVP_MD *EVP_get_digestbyname(const char *name);
663 void EVP_cleanup(void);
665 int EVP_PKEY_decrypt(unsigned char *dec_key,unsigned char *enc_key,
666 int enc_key_len,EVP_PKEY *private_key);
667 int EVP_PKEY_encrypt(unsigned char *enc_key,
668 unsigned char *key,int key_len,EVP_PKEY *pub_key);
669 int EVP_PKEY_type(int type);
670 int EVP_PKEY_bits(EVP_PKEY *pkey);
671 int EVP_PKEY_size(EVP_PKEY *pkey);
672 int EVP_PKEY_assign(EVP_PKEY *pkey,int type,char *key);
674 int EVP_PKEY_set1_RSA(EVP_PKEY *pkey,RSA *key);
675 RSA * EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
678 int EVP_PKEY_set1_DSA(EVP_PKEY *pkey,DSA *key);
679 DSA * EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
682 int EVP_PKEY_set1_DH(EVP_PKEY *pkey,DH *key);
683 DH * EVP_PKEY_get1_DH(EVP_PKEY *pkey);
685 EVP_PKEY * EVP_PKEY_new(void);
686 void EVP_PKEY_free(EVP_PKEY *pkey);
687 EVP_PKEY * d2i_PublicKey(int type,EVP_PKEY **a, unsigned char **pp,
689 int i2d_PublicKey(EVP_PKEY *a, unsigned char **pp);
691 EVP_PKEY * d2i_PrivateKey(int type,EVP_PKEY **a, unsigned char **pp,
693 EVP_PKEY * d2i_AutoPrivateKey(EVP_PKEY **a, unsigned char **pp,
695 int i2d_PrivateKey(EVP_PKEY *a, unsigned char **pp);
697 int EVP_PKEY_copy_parameters(EVP_PKEY *to,EVP_PKEY *from);
698 int EVP_PKEY_missing_parameters(EVP_PKEY *pkey);
699 int EVP_PKEY_save_parameters(EVP_PKEY *pkey,int mode);
700 int EVP_PKEY_cmp_parameters(EVP_PKEY *a,EVP_PKEY *b);
702 int EVP_CIPHER_type(const EVP_CIPHER *ctx);
705 int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
706 int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
708 /* These are used by EVP_CIPHER methods */
709 int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c,ASN1_TYPE *type);
710 int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c,ASN1_TYPE *type);
712 /* PKCS5 password based encryption */
713 int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
714 ASN1_TYPE *param, EVP_CIPHER *cipher, EVP_MD *md,
716 int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,
717 unsigned char *salt, int saltlen, int iter,
718 int keylen, unsigned char *out);
719 int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
720 ASN1_TYPE *param, EVP_CIPHER *cipher, EVP_MD *md,
723 void PKCS5_PBE_add(void);
725 int EVP_PBE_CipherInit (ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
726 ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de);
727 int EVP_PBE_alg_add(int nid, EVP_CIPHER *cipher, EVP_MD *md,
728 EVP_PBE_KEYGEN *keygen);
729 void EVP_PBE_cleanup(void);
731 /* BEGIN ERROR CODES */
732 /* The following lines are auto generated by the script mkerr.pl. Any changes
733 * made after this point may be overwritten when the script is next run.
736 /* Error codes for the EVP functions. */
738 /* Function codes. */
739 #define EVP_F_D2I_PKEY 100
740 #define EVP_F_EVP_CIPHERINIT 123
741 #define EVP_F_EVP_CIPHER_CTX_SET_KEY_LENGTH 122
742 #define EVP_F_EVP_DECRYPTFINAL 101
743 #define EVP_F_EVP_MD_CTX_COPY 110
744 #define EVP_F_EVP_OPENINIT 102
745 #define EVP_F_EVP_PBE_ALG_ADD 115
746 #define EVP_F_EVP_PBE_CIPHERINIT 116
747 #define EVP_F_EVP_PKCS82PKEY 111
748 #define EVP_F_EVP_PKCS8_SET_BROKEN 112
749 #define EVP_F_EVP_PKEY2PKCS8 113
750 #define EVP_F_EVP_PKEY_COPY_PARAMETERS 103
751 #define EVP_F_EVP_PKEY_DECRYPT 104
752 #define EVP_F_EVP_PKEY_ENCRYPT 105
753 #define EVP_F_EVP_PKEY_GET1_DH 119
754 #define EVP_F_EVP_PKEY_GET1_DSA 120
755 #define EVP_F_EVP_PKEY_GET1_RSA 121
756 #define EVP_F_EVP_PKEY_NEW 106
757 #define EVP_F_EVP_SIGNFINAL 107
758 #define EVP_F_EVP_VERIFYFINAL 108
759 #define EVP_F_PKCS5_PBE_KEYIVGEN 117
760 #define EVP_F_PKCS5_V2_PBE_KEYIVGEN 118
761 #define EVP_F_RC2_MAGIC_TO_METH 109
764 #define EVP_R_BAD_DECRYPT 100
765 #define EVP_R_BN_DECODE_ERROR 112
766 #define EVP_R_BN_PUBKEY_ERROR 113
767 #define EVP_R_CIPHER_PARAMETER_ERROR 122
768 #define EVP_R_DECODE_ERROR 114
769 #define EVP_R_DIFFERENT_KEY_TYPES 101
770 #define EVP_R_ENCODE_ERROR 115
771 #define EVP_R_EVP_PBE_CIPHERINIT_ERROR 119
772 #define EVP_R_EXPECTING_AN_RSA_KEY 127
773 #define EVP_R_EXPECTING_A_DH_KEY 128
774 #define EVP_R_EXPECTING_A_DSA_KEY 129
775 #define EVP_R_INPUT_NOT_INITIALIZED 111
776 #define EVP_R_INVALID_KEY_LENGTH 130
777 #define EVP_R_IV_TOO_LARGE 102
778 #define EVP_R_KEYGEN_FAILURE 120
779 #define EVP_R_MISSING_PARAMETERS 103
780 #define EVP_R_NO_CIPHER_SET 131
781 #define EVP_R_NO_DSA_PARAMETERS 116
782 #define EVP_R_NO_SIGN_FUNCTION_CONFIGURED 104
783 #define EVP_R_NO_VERIFY_FUNCTION_CONFIGURED 105
784 #define EVP_R_PKCS8_UNKNOWN_BROKEN_TYPE 117
785 #define EVP_R_PUBLIC_KEY_NOT_RSA 106
786 #define EVP_R_UNKNOWN_PBE_ALGORITHM 121
787 #define EVP_R_UNSUPPORTED_CIPHER 107
788 #define EVP_R_UNSUPPORTED_KEYLENGTH 123
789 #define EVP_R_UNSUPPORTED_KEY_DERIVATION_FUNCTION 124
790 #define EVP_R_UNSUPPORTED_KEY_SIZE 108
791 #define EVP_R_UNSUPPORTED_PRF 125
792 #define EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM 118
793 #define EVP_R_UNSUPPORTED_SALT_TYPE 126
794 #define EVP_R_WRONG_FINAL_BLOCK_LENGTH 109
795 #define EVP_R_WRONG_PUBLIC_KEY_TYPE 110