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>
74 #ifndef OPENSSL_NO_MD2
75 #include <openssl/md2.h>
77 #ifndef OPENSSL_NO_MD4
78 #include <openssl/md4.h>
80 #ifndef OPENSSL_NO_MD5
81 #include <openssl/md5.h>
83 #ifndef OPENSSL_NO_SHA
84 #include <openssl/sha.h>
86 #ifndef OPENSSL_NO_RIPEMD
87 #include <openssl/ripemd.h>
89 #ifndef OPENSSL_NO_DES
90 #include <openssl/des.h>
92 #ifndef OPENSSL_NO_RC4
93 #include <openssl/rc4.h>
95 #ifndef OPENSSL_NO_RC2
96 #include <openssl/rc2.h>
98 #ifndef OPENSSL_NO_RC5
99 #include <openssl/rc5.h>
101 #ifndef OPENSSL_NO_BF
102 #include <openssl/blowfish.h>
104 #ifndef OPENSSL_NO_CAST
105 #include <openssl/cast.h>
107 #ifndef OPENSSL_NO_IDEA
108 #include <openssl/idea.h>
110 #ifndef OPENSSL_NO_MDC2
111 #include <openssl/mdc2.h>
113 #ifndef OPENSSL_NO_AES
114 #include <openssl/rijndael.h>
119 #define EVP_RC2_KEY_SIZE 16
120 #define EVP_RC4_KEY_SIZE 16
121 #define EVP_BLOWFISH_KEY_SIZE 16
122 #define EVP_CAST5_KEY_SIZE 16
123 #define EVP_RC5_32_12_16_KEY_SIZE 16
125 #define EVP_MAX_MD_SIZE (16+20) /* The SSLv3 md5+sha1 type */
126 #define EVP_MAX_KEY_LENGTH 32
127 #define EVP_MAX_IV_LENGTH 16
128 #define EVP_MAX_BLOCK_LENGTH 32
130 #define PKCS5_SALT_LEN 8
131 /* Default PKCS#5 iteration count */
132 #define PKCS5_DEFAULT_ITER 2048
135 #ifndef OPENSSL_NO_RSA
136 #include <openssl/rsa.h>
139 #ifndef OPENSSL_NO_DSA
140 #include <openssl/dsa.h>
143 #ifndef OPENSSL_NO_DH
144 #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_PKT_SIGN 0x0010
154 #define EVP_PKT_ENC 0x0020
155 #define EVP_PKT_EXCH 0x0040
156 #define EVP_PKS_RSA 0x0100
157 #define EVP_PKS_DSA 0x0200
158 #define EVP_PKT_EXP 0x1000 /* <= 512 bit key */
160 #define EVP_PKEY_NONE NID_undef
161 #define EVP_PKEY_RSA NID_rsaEncryption
162 #define EVP_PKEY_RSA2 NID_rsa
163 #define EVP_PKEY_DSA NID_dsa
164 #define EVP_PKEY_DSA1 NID_dsa_2
165 #define EVP_PKEY_DSA2 NID_dsaWithSHA
166 #define EVP_PKEY_DSA3 NID_dsaWithSHA1
167 #define EVP_PKEY_DSA4 NID_dsaWithSHA1_2
168 #define EVP_PKEY_DH NID_dhKeyAgreement
174 /* Type needs to be a bit field
175 * Sub-type needs to be for variations on the method, as in, can it do
176 * arbitrary encryption.... */
177 typedef struct evp_pkey_st
184 #ifndef OPENSSL_NO_RSA
185 struct rsa_st *rsa; /* RSA */
187 #ifndef OPENSSL_NO_DSA
188 struct dsa_st *dsa; /* DSA */
190 #ifndef OPENSSL_NO_DH
191 struct dh_st *dh; /* DH */
195 STACK_OF(X509_ATTRIBUTE) *attributes; /* [ 0 ] */
198 #define EVP_PKEY_MO_SIGN 0x0001
199 #define EVP_PKEY_MO_VERIFY 0x0002
200 #define EVP_PKEY_MO_ENCRYPT 0x0004
201 #define EVP_PKEY_MO_DECRYPT 0x0008
204 /* This structure is required to tie the message digest and signing together.
205 * The lookup can be done by md/pkey_method, oid, oid/pkey_method, or
207 * This is required because for various smart-card perform the digest and
208 * signing/verification on-board. To handle this case, the specific
209 * EVP_MD and EVP_PKEY_METHODs need to be closely associated.
210 * When a PKEY is created, it will have a EVP_PKEY_METHOD associated with it.
211 * This can either be software or a token to provide the required low level
214 typedef struct evp_pkey_md_st
218 EVP_PKEY_METHOD *pkey;
221 #define EVP_rsa_md2() \
222 EVP_PKEY_MD_add(NID_md2WithRSAEncryption,\
223 EVP_rsa_pkcs1(),EVP_md2())
224 #define EVP_rsa_md5() \
225 EVP_PKEY_MD_add(NID_md5WithRSAEncryption,\
226 EVP_rsa_pkcs1(),EVP_md5())
227 #define EVP_rsa_sha0() \
228 EVP_PKEY_MD_add(NID_shaWithRSAEncryption,\
229 EVP_rsa_pkcs1(),EVP_sha())
230 #define EVP_rsa_sha1() \
231 EVP_PKEY_MD_add(NID_sha1WithRSAEncryption,\
232 EVP_rsa_pkcs1(),EVP_sha1())
233 #define EVP_rsa_ripemd160() \
234 EVP_PKEY_MD_add(NID_ripemd160WithRSA,\
235 EVP_rsa_pkcs1(),EVP_ripemd160())
236 #define EVP_rsa_mdc2() \
237 EVP_PKEY_MD_add(NID_mdc2WithRSA,\
238 EVP_rsa_octet_string(),EVP_mdc2())
239 #define EVP_dsa_sha() \
240 EVP_PKEY_MD_add(NID_dsaWithSHA,\
241 EVP_dsa(),EVP_mdc2())
242 #define EVP_dsa_sha1() \
243 EVP_PKEY_MD_add(NID_dsaWithSHA1,\
244 EVP_dsa(),EVP_sha1())
246 typedef struct evp_pkey_method_st
250 int type; /* RSA, DSA, an SSLeay specific constant */
251 int oid; /* For the pub-key type */
252 int encrypt_oid; /* pub/priv key encryption */
257 int (*set)(); /* get and/or set the underlying type */
265 int (*set_asn1_parameters)();
266 int (*get_asn1_parameters)();
271 typedef struct env_md_st
282 int required_pkey_type[5]; /*EVP_PKEY_xxx */
284 int ctx_size; /* how big does the ctx->md_data need to be */
289 #define EVP_PKEY_NULL_method NULL,NULL,{0,0,0,0}
291 #ifndef OPENSSL_NO_DSA
292 #define EVP_PKEY_DSA_method DSA_sign,DSA_verify, \
293 {EVP_PKEY_DSA,EVP_PKEY_DSA2,EVP_PKEY_DSA3, \
296 #define EVP_PKEY_DSA_method EVP_PKEY_NULL_method
299 #ifndef OPENSSL_NO_RSA
300 #define EVP_PKEY_RSA_method RSA_sign,RSA_verify, \
301 {EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
302 #define EVP_PKEY_RSA_ASN1_OCTET_STRING_method \
303 RSA_sign_ASN1_OCTET_STRING, \
304 RSA_verify_ASN1_OCTET_STRING, \
305 {EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
307 #define EVP_PKEY_RSA_method EVP_PKEY_NULL_method
308 #define EVP_PKEY_RSA_ASN1_OCTET_STRING_method EVP_PKEY_NULL_method
313 typedef struct env_md_ctx_st
315 const EVP_MD *digest;
318 unsigned char base[4];
319 #ifndef OPENSSL_NO_MD2
322 #ifndef OPENSSL_NO_MD5
325 #ifndef OPENSSL_NO_MD4
328 #ifndef OPENSSL_NO_RIPEMD
329 RIPEMD160_CTX ripemd160;
331 #ifndef OPENSSL_NO_SHA
334 #ifndef OPENSSL_NO_MDC2
342 typedef struct evp_cipher_st EVP_CIPHER;
343 typedef struct evp_cipher_ctx_st EVP_CIPHER_CTX;
349 int key_len; /* Default value for variable length ciphers */
351 unsigned long flags; /* Various flags */
352 int (*init)(EVP_CIPHER_CTX *ctx, const unsigned char *key,
353 const unsigned char *iv, int enc); /* init key */
354 int (*do_cipher)(EVP_CIPHER_CTX *ctx, unsigned char *out,
355 const unsigned char *in, unsigned int inl);/* encrypt/decrypt data */
356 int (*cleanup)(EVP_CIPHER_CTX *); /* cleanup ctx */
357 int ctx_size; /* how big ctx->cipher_data needs to be */
358 int (*set_asn1_parameters)(EVP_CIPHER_CTX *, ASN1_TYPE *); /* Populate a ASN1_TYPE with parameters */
359 int (*get_asn1_parameters)(EVP_CIPHER_CTX *, ASN1_TYPE *); /* Get parameters from a ASN1_TYPE */
360 int (*ctrl)(EVP_CIPHER_CTX *, int type, int arg, void *ptr); /* Miscellaneous operations */
361 void *app_data; /* Application data */
364 /* Values for cipher flags */
366 /* Modes for ciphers */
368 #define EVP_CIPH_STREAM_CIPHER 0x0
369 #define EVP_CIPH_ECB_MODE 0x1
370 #define EVP_CIPH_CBC_MODE 0x2
371 #define EVP_CIPH_CFB_MODE 0x3
372 #define EVP_CIPH_OFB_MODE 0x4
373 #define EVP_CIPH_MODE 0x7
374 /* Set if variable length cipher */
375 #define EVP_CIPH_VARIABLE_LENGTH 0x8
376 /* Set if the iv handling should be done by the cipher itself */
377 #define EVP_CIPH_CUSTOM_IV 0x10
378 /* Set if the cipher's init() function should be called if key is NULL */
379 #define EVP_CIPH_ALWAYS_CALL_INIT 0x20
380 /* Call ctrl() to init cipher parameters */
381 #define EVP_CIPH_CTRL_INIT 0x40
382 /* Don't use standard key length function */
383 #define EVP_CIPH_CUSTOM_KEY_LENGTH 0x80
384 /* Don't use standard block padding */
385 #define EVP_CIPH_NO_PADDING 0x100
389 #define EVP_CTRL_INIT 0x0
390 #define EVP_CTRL_SET_KEY_LENGTH 0x1
391 #define EVP_CTRL_GET_RC2_KEY_BITS 0x2
392 #define EVP_CTRL_SET_RC2_KEY_BITS 0x3
393 #define EVP_CTRL_GET_RC5_ROUNDS 0x4
394 #define EVP_CTRL_SET_RC5_ROUNDS 0x5
396 typedef struct evp_cipher_info_st
398 const EVP_CIPHER *cipher;
399 unsigned char iv[EVP_MAX_IV_LENGTH];
402 struct evp_cipher_ctx_st
404 const EVP_CIPHER *cipher;
405 int encrypt; /* encrypt or decrypt */
406 int buf_len; /* number we have left */
408 unsigned char oiv[EVP_MAX_IV_LENGTH]; /* original iv */
409 unsigned char iv[EVP_MAX_IV_LENGTH]; /* working iv */
410 unsigned char buf[EVP_MAX_BLOCK_LENGTH];/* saved partial block */
411 int num; /* used by cfb/ofb mode */
413 void *app_data; /* application stuff */
414 int key_len; /* May change for variable length cipher */
415 unsigned long flags; /* Various flags */
419 #ifndef OPENSSL_NO_RC4
422 unsigned char key[EVP_RC4_KEY_SIZE];
423 RC4_KEY ks; /* working key */
426 #ifndef OPENSSL_NO_DES
427 des_key_schedule des_ks;/* key schedule */
430 des_key_schedule ks;/* key schedule */
436 des_key_schedule ks1;/* key schedule */
437 des_key_schedule ks2;/* key schedule (for ede) */
438 des_key_schedule ks3;/* key schedule (for ede3) */
441 #ifndef OPENSSL_NO_IDEA
442 IDEA_KEY_SCHEDULE idea_ks;/* key schedule */
444 #ifndef OPENSSL_NO_RC2
447 int key_bits; /* effective key bits */
448 RC2_KEY ks;/* key schedule */
451 #ifndef OPENSSL_NO_RC5
454 int rounds; /* number of rounds */
455 RC5_32_KEY ks;/* key schedule */
458 #ifndef OPENSSL_NO_BF
459 BF_KEY bf_ks;/* key schedule */
461 #ifndef OPENSSL_NO_CAST
462 CAST_KEY cast_ks;/* key schedule */
464 #ifndef OPENSSL_NO_AES
465 RIJNDAEL_KEY rijndael;
467 #ifdef OPENSSL_OPENBSD_DEV_CRYPTO
468 struct session_op *dev_crypto;
472 void *cipher_data; /* per EVP data */
475 unsigned char final[EVP_MAX_BLOCK_LENGTH];/* possible final block */
478 typedef struct evp_Encode_Ctx_st
480 int num; /* number saved in a partial encode/decode */
481 int length; /* The length is either the output line length
482 * (in input bytes) or the shortest input line
483 * length that is ok. Once decoding begins,
484 * the length is adjusted up each time a longer
486 unsigned char enc_data[80]; /* data to encode */
487 int line_num; /* number read on current line */
491 /* Password based encryption function */
492 typedef int (EVP_PBE_KEYGEN)(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
493 ASN1_TYPE *param, const EVP_CIPHER *cipher,
494 const EVP_MD *md, int en_de);
496 #ifndef OPENSSL_NO_RSA
497 #define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
501 #ifndef OPENSSL_NO_DSA
502 #define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
506 #ifndef OPENSSL_NO_DH
507 #define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,\
511 /* Add some extra combinations */
512 #define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
513 #define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
514 #define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
515 #define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
517 #define EVP_MD_type(e) ((e)->type)
518 #define EVP_MD_pkey_type(e) ((e)->pkey_type)
519 #define EVP_MD_size(e) ((e)->md_size)
520 #define EVP_MD_block_size(e) ((e)->block_size)
522 #define EVP_MD_CTX_md(e) ((e)->digest)
523 #define EVP_MD_CTX_size(e) EVP_MD_size((e)->digest)
524 #define EVP_MD_CTX_block_size(e) EVP_MD_block_size((e)->digest)
525 #define EVP_MD_CTX_type(e) EVP_MD_type((e)->digest)
527 #define EVP_CIPHER_nid(e) ((e)->nid)
528 #define EVP_CIPHER_block_size(e) ((e)->block_size)
529 #define EVP_CIPHER_key_length(e) ((e)->key_len)
530 #define EVP_CIPHER_iv_length(e) ((e)->iv_len)
531 #define EVP_CIPHER_flags(e) ((e)->flags)
532 #define EVP_CIPHER_mode(e) ((e)->flags) & EVP_CIPH_MODE)
534 #define EVP_CIPHER_CTX_cipher(e) ((e)->cipher)
535 #define EVP_CIPHER_CTX_nid(e) ((e)->cipher->nid)
536 #define EVP_CIPHER_CTX_block_size(e) ((e)->cipher->block_size)
537 #define EVP_CIPHER_CTX_key_length(e) ((e)->key_len)
538 #define EVP_CIPHER_CTX_iv_length(e) ((e)->cipher->iv_len)
539 #define EVP_CIPHER_CTX_get_app_data(e) ((e)->app_data)
540 #define EVP_CIPHER_CTX_set_app_data(e,d) ((e)->app_data=(char *)(d))
541 #define EVP_CIPHER_CTX_type(c) EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c))
542 #define EVP_CIPHER_CTX_flags(e) ((e)->cipher->flags)
543 #define EVP_CIPHER_CTX_mode(e) ((e)->cipher->flags & EVP_CIPH_MODE)
545 #define EVP_ENCODE_LENGTH(l) (((l+2)/3*4)+(l/48+1)*2+80)
546 #define EVP_DECODE_LENGTH(l) ((l+3)/4*3+80)
548 #define EVP_SignInit(a,b) EVP_DigestInit(a,b)
549 #define EVP_SignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
550 #define EVP_VerifyInit(a,b) EVP_DigestInit(a,b)
551 #define EVP_VerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
552 #define EVP_OpenUpdate(a,b,c,d,e) EVP_DecryptUpdate(a,b,c,d,e)
553 #define EVP_SealUpdate(a,b,c,d,e) EVP_EncryptUpdate(a,b,c,d,e)
556 void BIO_set_md(BIO *,const EVP_MD *md);
558 # define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,0,(char *)md)
560 #define BIO_get_md(b,mdp) BIO_ctrl(b,BIO_C_GET_MD,0,(char *)mdp)
561 #define BIO_get_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_GET_MD_CTX,0,(char *)mdcp)
562 #define BIO_get_cipher_status(b) BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
563 #define BIO_get_cipher_ctx(b,c_pp) BIO_ctrl(b,BIO_C_GET_CIPHER_CTX,0,(char *)c_pp)
565 #define EVP_Cipher(c,o,i,l) (c)->cipher->do_cipher((c),(o),(i),(l))
567 #define EVP_add_cipher_alias(n,alias) \
568 OBJ_NAME_add((alias),OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS,(n))
569 #define EVP_add_digest_alias(n,alias) \
570 OBJ_NAME_add((alias),OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,(n))
571 #define EVP_delete_cipher_alias(alias) \
572 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS);
573 #define EVP_delete_digest_alias(alias) \
574 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS);
577 void EVP_MD_CTX_init(EVP_MD_CTX *ctx);
578 int EVP_MD_CTX_cleanup(EVP_MD_CTX *ctx);
579 EVP_MD_CTX *EVP_MD_CTX_create(void);
580 void EVP_MD_CTX_destroy(EVP_MD_CTX *ctx);
581 int EVP_MD_CTX_copy(EVP_MD_CTX *out,const EVP_MD_CTX *in);
582 int EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
583 int EVP_DigestUpdate(EVP_MD_CTX *ctx,const void *d,
585 int EVP_DigestFinal(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s);
586 int EVP_Digest(void *data, unsigned int count,
587 unsigned char *md, unsigned int *size, const EVP_MD *type);
589 int EVP_read_pw_string(char *buf,int length,const char *prompt,int verify);
590 void EVP_set_pw_prompt(char *prompt);
591 char * EVP_get_pw_prompt(void);
593 int EVP_BytesToKey(const EVP_CIPHER *type,const EVP_MD *md,
594 const unsigned char *salt, const unsigned char *data,
595 int datal, int count, unsigned char *key,unsigned char *iv);
597 int EVP_EncryptInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *type,
598 unsigned char *key, unsigned char *iv);
599 int EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
600 int *outl, unsigned char *in, int inl);
601 int EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
603 int EVP_DecryptInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *type,
604 unsigned char *key, unsigned char *iv);
605 int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
606 int *outl, unsigned char *in, int inl);
607 int EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
609 int EVP_CipherInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *type,
610 unsigned char *key,unsigned char *iv,int enc);
611 int EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
612 int *outl, unsigned char *in, int inl);
613 int EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
615 int EVP_SignFinal(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s,
618 int EVP_VerifyFinal(EVP_MD_CTX *ctx,unsigned char *sigbuf,
619 unsigned int siglen,EVP_PKEY *pkey);
621 int EVP_OpenInit(EVP_CIPHER_CTX *ctx,EVP_CIPHER *type,unsigned char *ek,
622 int ekl,unsigned char *iv,EVP_PKEY *priv);
623 int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
625 int EVP_SealInit(EVP_CIPHER_CTX *ctx, EVP_CIPHER *type, unsigned char **ek,
626 int *ekl, unsigned char *iv,EVP_PKEY **pubk, int npubk);
627 void EVP_SealFinal(EVP_CIPHER_CTX *ctx,unsigned char *out,int *outl);
629 void EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
630 void EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx,unsigned char *out,
631 int *outl,unsigned char *in,int inl);
632 void EVP_EncodeFinal(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl);
633 int EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int n);
635 void EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
636 int EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl,
637 unsigned char *in, int inl);
638 int EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned
639 char *out, int *outl);
640 int EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n);
642 void ERR_load_EVP_strings(void );
644 void EVP_CIPHER_CTX_init(EVP_CIPHER_CTX *a);
645 int EVP_CIPHER_CTX_cleanup(EVP_CIPHER_CTX *a);
646 int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *x, int keylen);
647 int EVP_CIPHER_CTX_set_padding(EVP_CIPHER_CTX *c, int pad);
648 int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr);
650 #ifndef OPENSSL_NO_BIO
651 BIO_METHOD *BIO_f_md(void);
652 BIO_METHOD *BIO_f_base64(void);
653 BIO_METHOD *BIO_f_cipher(void);
654 BIO_METHOD *BIO_f_reliable(void);
655 void BIO_set_cipher(BIO *b,const EVP_CIPHER *c,unsigned char *k,
656 unsigned char *i, int enc);
659 const EVP_MD *EVP_md_null(void);
660 #ifndef OPENSSL_NO_MD2
661 const EVP_MD *EVP_md2(void);
663 #ifndef OPENSSL_NO_MD4
664 const EVP_MD *EVP_md4(void);
666 #ifndef OPENSSL_NO_MD5
667 const EVP_MD *EVP_md5(void);
669 #ifndef OPENSSL_NO_SHA
670 const EVP_MD *EVP_sha(void);
671 const EVP_MD *EVP_sha1(void);
672 const EVP_MD *EVP_dss(void);
673 const EVP_MD *EVP_dss1(void);
675 #ifndef OPENSSL_NO_MDC2
676 const EVP_MD *EVP_mdc2(void);
678 #ifndef OPENSSL_NO_RIPEMD
679 const EVP_MD *EVP_ripemd160(void);
681 const EVP_CIPHER *EVP_enc_null(void); /* does nothing :-) */
682 #ifndef OPENSSL_NO_DES
683 const EVP_CIPHER *EVP_des_ecb(void);
684 const EVP_CIPHER *EVP_des_ede(void);
685 const EVP_CIPHER *EVP_des_ede3(void);
686 const EVP_CIPHER *EVP_des_cfb(void);
687 const EVP_CIPHER *EVP_des_ede_cfb(void);
688 const EVP_CIPHER *EVP_des_ede3_cfb(void);
689 const EVP_CIPHER *EVP_des_ofb(void);
690 const EVP_CIPHER *EVP_des_ede_ofb(void);
691 const EVP_CIPHER *EVP_des_ede3_ofb(void);
692 const EVP_CIPHER *EVP_des_cbc(void);
693 const EVP_CIPHER *EVP_des_ede_cbc(void);
694 const EVP_CIPHER *EVP_des_ede3_cbc(void);
695 const EVP_CIPHER *EVP_desx_cbc(void);
696 # ifdef OPENSSL_OPENBSD_DEV_CRYPTO
697 const EVP_CIPHER *EVP_dev_crypto_des_ede3_cbc(void);
700 #ifndef OPENSSL_NO_RC4
701 const EVP_CIPHER *EVP_rc4(void);
702 const EVP_CIPHER *EVP_rc4_40(void);
704 #ifndef OPENSSL_NO_IDEA
705 const EVP_CIPHER *EVP_idea_ecb(void);
706 const EVP_CIPHER *EVP_idea_cfb(void);
707 const EVP_CIPHER *EVP_idea_ofb(void);
708 const EVP_CIPHER *EVP_idea_cbc(void);
710 #ifndef OPENSSL_NO_RC2
711 const EVP_CIPHER *EVP_rc2_ecb(void);
712 const EVP_CIPHER *EVP_rc2_cbc(void);
713 const EVP_CIPHER *EVP_rc2_40_cbc(void);
714 const EVP_CIPHER *EVP_rc2_64_cbc(void);
715 const EVP_CIPHER *EVP_rc2_cfb(void);
716 const EVP_CIPHER *EVP_rc2_ofb(void);
718 #ifndef OPENSSL_NO_BF
719 const EVP_CIPHER *EVP_bf_ecb(void);
720 const EVP_CIPHER *EVP_bf_cbc(void);
721 const EVP_CIPHER *EVP_bf_cfb(void);
722 const EVP_CIPHER *EVP_bf_ofb(void);
724 #ifndef OPENSSL_NO_CAST
725 const EVP_CIPHER *EVP_cast5_ecb(void);
726 const EVP_CIPHER *EVP_cast5_cbc(void);
727 const EVP_CIPHER *EVP_cast5_cfb(void);
728 const EVP_CIPHER *EVP_cast5_ofb(void);
730 #ifndef OPENSSL_NO_RC5
731 const EVP_CIPHER *EVP_rc5_32_12_16_cbc(void);
732 const EVP_CIPHER *EVP_rc5_32_12_16_ecb(void);
733 const EVP_CIPHER *EVP_rc5_32_12_16_cfb(void);
734 const EVP_CIPHER *EVP_rc5_32_12_16_ofb(void);
736 #ifndef OPENSSL_NO_AES
737 const EVP_CIPHER *EVP_aes_128_ecb(void);
738 const EVP_CIPHER *EVP_aes_128_cbc(void);
739 const EVP_CIPHER *EVP_aes_192_ecb(void);
740 const EVP_CIPHER *EVP_aes_192_cbc(void);
741 const EVP_CIPHER *EVP_aes_256_ecb(void);
742 const EVP_CIPHER *EVP_aes_256_cbc(void);
745 void OpenSSL_add_all_algorithms(void);
746 void OpenSSL_add_all_ciphers(void);
747 void OpenSSL_add_all_digests(void);
748 #define SSLeay_add_all_algorithms() OpenSSL_add_all_algorithms()
749 #define SSLeay_add_all_ciphers() OpenSSL_add_all_ciphers()
750 #define SSLeay_add_all_digests() OpenSSL_add_all_digests()
752 int EVP_add_cipher(const EVP_CIPHER *cipher);
753 int EVP_add_digest(const EVP_MD *digest);
755 const EVP_CIPHER *EVP_get_cipherbyname(const char *name);
756 const EVP_MD *EVP_get_digestbyname(const char *name);
757 void EVP_cleanup(void);
759 int EVP_PKEY_decrypt(unsigned char *dec_key,unsigned char *enc_key,
760 int enc_key_len,EVP_PKEY *private_key);
761 int EVP_PKEY_encrypt(unsigned char *enc_key,
762 unsigned char *key,int key_len,EVP_PKEY *pub_key);
763 int EVP_PKEY_type(int type);
764 int EVP_PKEY_bits(EVP_PKEY *pkey);
765 int EVP_PKEY_size(EVP_PKEY *pkey);
766 int EVP_PKEY_assign(EVP_PKEY *pkey,int type,char *key);
768 #ifndef OPENSSL_NO_RSA
770 int EVP_PKEY_set1_RSA(EVP_PKEY *pkey,struct rsa_st *key);
771 struct rsa_st *EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
773 #ifndef OPENSSL_NO_DSA
775 int EVP_PKEY_set1_DSA(EVP_PKEY *pkey,struct dsa_st *key);
776 struct dsa_st *EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
778 #ifndef OPENSSL_NO_DH
780 int EVP_PKEY_set1_DH(EVP_PKEY *pkey,struct dh_st *key);
781 struct dh_st *EVP_PKEY_get1_DH(EVP_PKEY *pkey);
785 EVP_PKEY * EVP_PKEY_new(void);
786 void EVP_PKEY_free(EVP_PKEY *pkey);
787 EVP_PKEY * d2i_PublicKey(int type,EVP_PKEY **a, unsigned char **pp,
789 int i2d_PublicKey(EVP_PKEY *a, unsigned char **pp);
791 EVP_PKEY * d2i_PrivateKey(int type,EVP_PKEY **a, unsigned char **pp,
793 EVP_PKEY * d2i_AutoPrivateKey(EVP_PKEY **a, unsigned char **pp,
795 int i2d_PrivateKey(EVP_PKEY *a, unsigned char **pp);
797 int EVP_PKEY_copy_parameters(EVP_PKEY *to,EVP_PKEY *from);
798 int EVP_PKEY_missing_parameters(EVP_PKEY *pkey);
799 int EVP_PKEY_save_parameters(EVP_PKEY *pkey,int mode);
800 int EVP_PKEY_cmp_parameters(EVP_PKEY *a,EVP_PKEY *b);
802 int EVP_CIPHER_type(const EVP_CIPHER *ctx);
805 int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
806 int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
808 /* These are used by EVP_CIPHER methods */
809 int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c,ASN1_TYPE *type);
810 int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c,ASN1_TYPE *type);
812 /* PKCS5 password based encryption */
813 int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
814 ASN1_TYPE *param, const EVP_CIPHER *cipher, const EVP_MD *md,
816 int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,
817 unsigned char *salt, int saltlen, int iter,
818 int keylen, unsigned char *out);
819 int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
820 ASN1_TYPE *param, const EVP_CIPHER *cipher, const EVP_MD *md,
823 void PKCS5_PBE_add(void);
825 int EVP_PBE_CipherInit (ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
826 ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de);
827 int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md,
828 EVP_PBE_KEYGEN *keygen);
829 void EVP_PBE_cleanup(void);
831 /* BEGIN ERROR CODES */
832 /* The following lines are auto generated by the script mkerr.pl. Any changes
833 * made after this point may be overwritten when the script is next run.
836 /* Error codes for the EVP functions. */
838 /* Function codes. */
839 #define EVP_F_D2I_PKEY 100
840 #define EVP_F_EVP_CIPHERINIT 123
841 #define EVP_F_EVP_CIPHER_CTX_CTRL 124
842 #define EVP_F_EVP_CIPHER_CTX_SET_KEY_LENGTH 122
843 #define EVP_F_EVP_DECRYPTFINAL 101
844 #define EVP_F_EVP_ENCRYPTFINAL 127
845 #define EVP_F_EVP_MD_CTX_COPY 110
846 #define EVP_F_EVP_OPENINIT 102
847 #define EVP_F_EVP_PBE_ALG_ADD 115
848 #define EVP_F_EVP_PBE_CIPHERINIT 116
849 #define EVP_F_EVP_PKCS82PKEY 111
850 #define EVP_F_EVP_PKCS8_SET_BROKEN 112
851 #define EVP_F_EVP_PKEY2PKCS8 113
852 #define EVP_F_EVP_PKEY_COPY_PARAMETERS 103
853 #define EVP_F_EVP_PKEY_DECRYPT 104
854 #define EVP_F_EVP_PKEY_ENCRYPT 105
855 #define EVP_F_EVP_PKEY_GET1_DH 119
856 #define EVP_F_EVP_PKEY_GET1_DSA 120
857 #define EVP_F_EVP_PKEY_GET1_RSA 121
858 #define EVP_F_EVP_PKEY_NEW 106
859 #define EVP_F_EVP_RIJNDAEL 126
860 #define EVP_F_EVP_SIGNFINAL 107
861 #define EVP_F_EVP_VERIFYFINAL 108
862 #define EVP_F_PKCS5_PBE_KEYIVGEN 117
863 #define EVP_F_PKCS5_V2_PBE_KEYIVGEN 118
864 #define EVP_F_RC2_MAGIC_TO_METH 109
865 #define EVP_F_RC5_CTRL 125
868 #define EVP_R_BAD_BLOCK_LENGTH 136
869 #define EVP_R_BAD_DECRYPT 100
870 #define EVP_R_BAD_KEY_LENGTH 137
871 #define EVP_R_BN_DECODE_ERROR 112
872 #define EVP_R_BN_PUBKEY_ERROR 113
873 #define EVP_R_CIPHER_PARAMETER_ERROR 122
874 #define EVP_R_CTRL_NOT_IMPLEMENTED 132
875 #define EVP_R_CTRL_OPERATION_NOT_IMPLEMENTED 133
876 #define EVP_R_DATA_NOT_MULTIPLE_OF_BLOCK_LENGTH 138
877 #define EVP_R_DECODE_ERROR 114
878 #define EVP_R_DIFFERENT_KEY_TYPES 101
879 #define EVP_R_ENCODE_ERROR 115
880 #define EVP_R_EVP_PBE_CIPHERINIT_ERROR 119
881 #define EVP_R_EXPECTING_AN_RSA_KEY 127
882 #define EVP_R_EXPECTING_A_DH_KEY 128
883 #define EVP_R_EXPECTING_A_DSA_KEY 129
884 #define EVP_R_INITIALIZATION_ERROR 134
885 #define EVP_R_INPUT_NOT_INITIALIZED 111
886 #define EVP_R_INVALID_KEY_LENGTH 130
887 #define EVP_R_IV_TOO_LARGE 102
888 #define EVP_R_KEYGEN_FAILURE 120
889 #define EVP_R_MISSING_PARAMETERS 103
890 #define EVP_R_NO_CIPHER_SET 131
891 #define EVP_R_NO_DSA_PARAMETERS 116
892 #define EVP_R_NO_SIGN_FUNCTION_CONFIGURED 104
893 #define EVP_R_NO_VERIFY_FUNCTION_CONFIGURED 105
894 #define EVP_R_PKCS8_UNKNOWN_BROKEN_TYPE 117
895 #define EVP_R_PUBLIC_KEY_NOT_RSA 106
896 #define EVP_R_UNKNOWN_PBE_ALGORITHM 121
897 #define EVP_R_UNSUPORTED_NUMBER_OF_ROUNDS 135
898 #define EVP_R_UNSUPPORTED_CIPHER 107
899 #define EVP_R_UNSUPPORTED_KEYLENGTH 123
900 #define EVP_R_UNSUPPORTED_KEY_DERIVATION_FUNCTION 124
901 #define EVP_R_UNSUPPORTED_KEY_SIZE 108
902 #define EVP_R_UNSUPPORTED_PRF 125
903 #define EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM 118
904 #define EVP_R_UNSUPPORTED_SALT_TYPE 126
905 #define EVP_R_WRONG_FINAL_BLOCK_LENGTH 109
906 #define EVP_R_WRONG_PUBLIC_KEY_TYPE 110