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 #include <openssl/fips.h>
125 #define EVP_RC2_KEY_SIZE 16
126 #define EVP_RC4_KEY_SIZE 16
127 #define EVP_BLOWFISH_KEY_SIZE 16
128 #define EVP_CAST5_KEY_SIZE 16
129 #define EVP_RC5_32_12_16_KEY_SIZE 16
131 #define EVP_MAX_MD_SIZE (16+20) /* The SSLv3 md5+sha1 type */
132 #define EVP_MAX_KEY_LENGTH 32
133 #define EVP_MAX_IV_LENGTH 16
134 #define EVP_MAX_BLOCK_LENGTH 32
136 #define PKCS5_SALT_LEN 8
137 /* Default PKCS#5 iteration count */
138 #define PKCS5_DEFAULT_ITER 2048
140 #ifndef OPENSSL_NO_RSA
141 #include <openssl/rsa.h>
144 #ifndef OPENSSL_NO_DSA
145 #include <openssl/dsa.h>
148 #ifndef OPENSSL_NO_DH
149 #include <openssl/dh.h>
152 #include <openssl/objects.h>
154 #define EVP_PK_RSA 0x0001
155 #define EVP_PK_DSA 0x0002
156 #define EVP_PK_DH 0x0004
157 #define EVP_PKT_SIGN 0x0010
158 #define EVP_PKT_ENC 0x0020
159 #define EVP_PKT_EXCH 0x0040
160 #define EVP_PKS_RSA 0x0100
161 #define EVP_PKS_DSA 0x0200
162 #define EVP_PKT_EXP 0x1000 /* <= 512 bit key */
164 #define EVP_PKEY_NONE NID_undef
165 #define EVP_PKEY_RSA NID_rsaEncryption
166 #define EVP_PKEY_RSA2 NID_rsa
167 #define EVP_PKEY_DSA NID_dsa
168 #define EVP_PKEY_DSA1 NID_dsa_2
169 #define EVP_PKEY_DSA2 NID_dsaWithSHA
170 #define EVP_PKEY_DSA3 NID_dsaWithSHA1
171 #define EVP_PKEY_DSA4 NID_dsaWithSHA1_2
172 #define EVP_PKEY_DH NID_dhKeyAgreement
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 */
199 STACK_OF(X509_ATTRIBUTE) *attributes; /* [ 0 ] */
202 #define EVP_PKEY_MO_SIGN 0x0001
203 #define EVP_PKEY_MO_VERIFY 0x0002
204 #define EVP_PKEY_MO_ENCRYPT 0x0004
205 #define EVP_PKEY_MO_DECRYPT 0x0008
208 /* This structure is required to tie the message digest and signing together.
209 * The lookup can be done by md/pkey_method, oid, oid/pkey_method, or
211 * This is required because for various smart-card perform the digest and
212 * signing/verification on-board. To handle this case, the specific
213 * EVP_MD and EVP_PKEY_METHODs need to be closely associated.
214 * When a PKEY is created, it will have a EVP_PKEY_METHOD associated with it.
215 * This can either be software or a token to provide the required low level
218 typedef struct evp_pkey_md_st
222 EVP_PKEY_METHOD *pkey;
225 #define EVP_rsa_md2() \
226 EVP_PKEY_MD_add(NID_md2WithRSAEncryption,\
227 EVP_rsa_pkcs1(),EVP_md2())
228 #define EVP_rsa_md5() \
229 EVP_PKEY_MD_add(NID_md5WithRSAEncryption,\
230 EVP_rsa_pkcs1(),EVP_md5())
231 #define EVP_rsa_sha0() \
232 EVP_PKEY_MD_add(NID_shaWithRSAEncryption,\
233 EVP_rsa_pkcs1(),EVP_sha())
234 #define EVP_rsa_sha1() \
235 EVP_PKEY_MD_add(NID_sha1WithRSAEncryption,\
236 EVP_rsa_pkcs1(),EVP_sha1())
237 #define EVP_rsa_ripemd160() \
238 EVP_PKEY_MD_add(NID_ripemd160WithRSA,\
239 EVP_rsa_pkcs1(),EVP_ripemd160())
240 #define EVP_rsa_mdc2() \
241 EVP_PKEY_MD_add(NID_mdc2WithRSA,\
242 EVP_rsa_octet_string(),EVP_mdc2())
243 #define EVP_dsa_sha() \
244 EVP_PKEY_MD_add(NID_dsaWithSHA,\
246 #define EVP_dsa_sha1() \
247 EVP_PKEY_MD_add(NID_dsaWithSHA1,\
248 EVP_dsa(),EVP_sha1())
250 typedef struct evp_pkey_method_st
254 int type; /* RSA, DSA, an SSLeay specific constant */
255 int oid; /* For the pub-key type */
256 int encrypt_oid; /* pub/priv key encryption */
261 int (*set)(); /* get and/or set the underlying type */
269 int (*set_asn1_parameters)();
270 int (*get_asn1_parameters)();
281 int (*init)(EVP_MD_CTX *ctx);
282 int (*update)(EVP_MD_CTX *ctx,const void *data,unsigned long count);
283 int (*final)(EVP_MD_CTX *ctx,unsigned char *md);
284 int (*copy)(EVP_MD_CTX *to,const EVP_MD_CTX *from);
285 int (*cleanup)(EVP_MD_CTX *ctx);
287 /* FIXME: prototype these some day */
290 int required_pkey_type[5]; /*EVP_PKEY_xxx */
292 int ctx_size; /* how big does the ctx->md_data need to be */
295 #define EVP_MD_FLAG_ONESHOT 0x0001 /* digest can only handle a single
297 #define EVP_MD_FLAG_FIPS 0x0400 /* Note if suitable for use in FIPS mode */
299 #define EVP_PKEY_NULL_method NULL,NULL,{0,0,0,0}
301 #ifndef OPENSSL_NO_DSA
302 #define EVP_PKEY_DSA_method DSA_sign,DSA_verify, \
303 {EVP_PKEY_DSA,EVP_PKEY_DSA2,EVP_PKEY_DSA3, \
306 #define EVP_PKEY_DSA_method EVP_PKEY_NULL_method
309 #ifndef OPENSSL_NO_RSA
310 #define EVP_PKEY_RSA_method RSA_sign,RSA_verify, \
311 {EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
312 #define EVP_PKEY_RSA_ASN1_OCTET_STRING_method \
313 RSA_sign_ASN1_OCTET_STRING, \
314 RSA_verify_ASN1_OCTET_STRING, \
315 {EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
317 #define EVP_PKEY_RSA_method EVP_PKEY_NULL_method
318 #define EVP_PKEY_RSA_ASN1_OCTET_STRING_method EVP_PKEY_NULL_method
325 const EVP_MD *digest;
326 ENGINE *engine; /* functional reference if 'digest' is ENGINE-provided */
331 /* values for EVP_MD_CTX flags */
333 #define EVP_MD_CTX_FLAG_ONESHOT 0x0001 /* digest update will be called
335 #define EVP_MD_CTX_FLAG_CLEANED 0x0002 /* context has already been
337 #define EVP_MD_CTX_FLAG_REUSE 0x0004 /* Don't free up ctx->md_data
338 * in EVP_MD_CTX_cleanup */
340 #define EVP_MD_CTX_FLAG_NON_FIPS_ALLOW 0x0008 /* Allow use of non FIPS digest
347 int key_len; /* Default value for variable length ciphers */
349 unsigned long flags; /* Various flags */
350 int (*init)(EVP_CIPHER_CTX *ctx, const unsigned char *key,
351 const unsigned char *iv, int enc); /* init key */
352 int (*do_cipher)(EVP_CIPHER_CTX *ctx, unsigned char *out,
353 const unsigned char *in, unsigned int inl);/* encrypt/decrypt data */
354 int (*cleanup)(EVP_CIPHER_CTX *); /* cleanup ctx */
355 int ctx_size; /* how big ctx->cipher_data needs to be */
356 int (*set_asn1_parameters)(EVP_CIPHER_CTX *, ASN1_TYPE *); /* Populate a ASN1_TYPE with parameters */
357 int (*get_asn1_parameters)(EVP_CIPHER_CTX *, ASN1_TYPE *); /* Get parameters from a ASN1_TYPE */
358 int (*ctrl)(EVP_CIPHER_CTX *, int type, int arg, void *ptr); /* Miscellaneous operations */
359 void *app_data; /* Application data */
362 /* Values for cipher flags */
364 /* Modes for ciphers */
366 #define EVP_CIPH_STREAM_CIPHER 0x0
367 #define EVP_CIPH_ECB_MODE 0x1
368 #define EVP_CIPH_CBC_MODE 0x2
369 #define EVP_CIPH_CFB_MODE 0x3
370 #define EVP_CIPH_OFB_MODE 0x4
371 #define EVP_CIPH_MODE 0x7
372 /* Set if variable length cipher */
373 #define EVP_CIPH_VARIABLE_LENGTH 0x8
374 /* Set if the iv handling should be done by the cipher itself */
375 #define EVP_CIPH_CUSTOM_IV 0x10
376 /* Set if the cipher's init() function should be called if key is NULL */
377 #define EVP_CIPH_ALWAYS_CALL_INIT 0x20
378 /* Call ctrl() to init cipher parameters */
379 #define EVP_CIPH_CTRL_INIT 0x40
380 /* Don't use standard key length function */
381 #define EVP_CIPH_CUSTOM_KEY_LENGTH 0x80
382 /* Don't use standard block padding */
383 #define EVP_CIPH_NO_PADDING 0x100
384 /* Note if suitable for use in FIPS mode */
385 #define EVP_CIPH_FLAG_FIPS 0x400
386 /* Allow non FIPS cipher in FIPS mode */
387 #define EVP_CIPH_FLAG_NON_FIPS_ALLOW 0x800
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 /* Add some extra combinations */
459 #define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
460 #define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
461 #define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
462 #define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
464 #define EVP_MD_type(e) ((e)->type)
465 #define EVP_MD_nid(e) EVP_MD_type(e)
466 #define EVP_MD_name(e) OBJ_nid2sn(EVP_MD_nid(e))
467 #define EVP_MD_pkey_type(e) ((e)->pkey_type)
468 #define EVP_MD_size(e) ((e)->md_size)
469 #define EVP_MD_block_size(e) ((e)->block_size)
471 #define EVP_MD_CTX_md(e) ((e)->digest)
472 #define EVP_MD_CTX_size(e) EVP_MD_size((e)->digest)
473 #define EVP_MD_CTX_block_size(e) EVP_MD_block_size((e)->digest)
474 #define EVP_MD_CTX_type(e) EVP_MD_type((e)->digest)
476 #define EVP_CIPHER_nid(e) ((e)->nid)
477 #define EVP_CIPHER_name(e) OBJ_nid2sn(EVP_CIPHER_nid(e))
478 #define EVP_CIPHER_block_size(e) ((e)->block_size)
479 #define EVP_CIPHER_key_length(e) ((e)->key_len)
480 #define EVP_CIPHER_iv_length(e) ((e)->iv_len)
481 #define EVP_CIPHER_flags(e) ((e)->flags)
482 #define EVP_CIPHER_mode(e) (((e)->flags) & EVP_CIPH_MODE)
484 #define EVP_CIPHER_CTX_cipher(e) ((e)->cipher)
485 #define EVP_CIPHER_CTX_nid(e) ((e)->cipher->nid)
486 #define EVP_CIPHER_CTX_block_size(e) ((e)->cipher->block_size)
487 #define EVP_CIPHER_CTX_key_length(e) ((e)->key_len)
488 #define EVP_CIPHER_CTX_iv_length(e) ((e)->cipher->iv_len)
489 #define EVP_CIPHER_CTX_get_app_data(e) ((e)->app_data)
490 #define EVP_CIPHER_CTX_set_app_data(e,d) ((e)->app_data=(char *)(d))
491 #define EVP_CIPHER_CTX_type(c) EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c))
492 #define EVP_CIPHER_CTX_flags(e) ((e)->cipher->flags)
493 #define EVP_CIPHER_CTX_mode(e) ((e)->cipher->flags & EVP_CIPH_MODE)
495 #define EVP_ENCODE_LENGTH(l) (((l+2)/3*4)+(l/48+1)*2+80)
496 #define EVP_DECODE_LENGTH(l) ((l+3)/4*3+80)
498 #define EVP_SignInit_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
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_ex(a,b,c) EVP_DigestInit_ex(a,b,c)
502 #define EVP_VerifyInit(a,b) EVP_DigestInit(a,b)
503 #define EVP_VerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
504 #define EVP_OpenUpdate(a,b,c,d,e) EVP_DecryptUpdate(a,b,c,d,e)
505 #define EVP_SealUpdate(a,b,c,d,e) EVP_EncryptUpdate(a,b,c,d,e)
508 void BIO_set_md(BIO *,const EVP_MD *md);
510 # define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,0,(char *)md)
512 #define BIO_get_md(b,mdp) BIO_ctrl(b,BIO_C_GET_MD,0,(char *)mdp)
513 #define BIO_get_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_GET_MD_CTX,0,(char *)mdcp)
514 #define BIO_set_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_SET_MD_CTX,0,(char *)mdcp)
515 #define BIO_get_cipher_status(b) BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
516 #define BIO_get_cipher_ctx(b,c_pp) BIO_ctrl(b,BIO_C_GET_CIPHER_CTX,0,(char *)c_pp)
518 #define EVP_Cipher(c,o,i,l) (c)->cipher->do_cipher((c),(o),(i),(l))
520 #define EVP_add_cipher_alias(n,alias) \
521 OBJ_NAME_add((alias),OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS,(n))
522 #define EVP_add_digest_alias(n,alias) \
523 OBJ_NAME_add((alias),OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,(n))
524 #define EVP_delete_cipher_alias(alias) \
525 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS);
526 #define EVP_delete_digest_alias(alias) \
527 OBJ_NAME_remove(alias,OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS);
529 void EVP_MD_CTX_init(EVP_MD_CTX *ctx);
530 int EVP_MD_CTX_cleanup(EVP_MD_CTX *ctx);
531 EVP_MD_CTX *EVP_MD_CTX_create(void);
532 void EVP_MD_CTX_destroy(EVP_MD_CTX *ctx);
533 int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out,const EVP_MD_CTX *in);
534 #define EVP_MD_CTX_set_flags(ctx,flgs) ((ctx)->flags|=(flgs))
535 #define EVP_MD_CTX_clear_flags(ctx,flgs) ((ctx)->flags&=~(flgs))
536 #define EVP_MD_CTX_test_flags(ctx,flgs) ((ctx)->flags&(flgs))
537 int EVP_DigestInit_ex(EVP_MD_CTX *ctx, const EVP_MD *type, ENGINE *impl);
538 int EVP_DigestUpdate(EVP_MD_CTX *ctx,const void *d,
540 int EVP_DigestFinal_ex(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s);
541 int EVP_Digest(void *data, unsigned int count,
542 unsigned char *md, unsigned int *size, const EVP_MD *type, ENGINE *impl);
544 int EVP_MD_CTX_copy(EVP_MD_CTX *out,const EVP_MD_CTX *in);
545 int EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
546 int EVP_DigestFinal(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s);
548 int EVP_read_pw_string(char *buf,int length,const char *prompt,int verify);
549 void EVP_set_pw_prompt(char *prompt);
550 char * EVP_get_pw_prompt(void);
552 int EVP_BytesToKey(const EVP_CIPHER *type,const EVP_MD *md,
553 const unsigned char *salt, const unsigned char *data,
554 int datal, int count, unsigned char *key,unsigned char *iv);
556 int EVP_EncryptInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher,
557 const unsigned char *key, const unsigned char *iv);
558 int EVP_EncryptInit_ex(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher, ENGINE *impl,
559 const unsigned char *key, const unsigned char *iv);
560 int EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
561 int *outl, const unsigned char *in, int inl);
562 int EVP_EncryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
563 int EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
565 int EVP_DecryptInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher,
566 const unsigned char *key, const unsigned char *iv);
567 int EVP_DecryptInit_ex(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher, ENGINE *impl,
568 const unsigned char *key, const unsigned char *iv);
569 int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
570 int *outl, const unsigned char *in, int inl);
571 int EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
572 int EVP_DecryptFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
574 int EVP_CipherInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher,
575 const unsigned char *key,const unsigned char *iv,
577 int EVP_CipherInit_ex(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *cipher, ENGINE *impl,
578 const unsigned char *key,const unsigned char *iv,
580 int EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
581 int *outl, const unsigned char *in, int inl);
582 int EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
583 int EVP_CipherFinal_ex(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
585 int EVP_SignFinal(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s,
588 int EVP_VerifyFinal(EVP_MD_CTX *ctx,unsigned char *sigbuf,
589 unsigned int siglen,EVP_PKEY *pkey);
591 int EVP_OpenInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *type,unsigned char *ek,
592 int ekl,unsigned char *iv,EVP_PKEY *priv);
593 int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
595 int EVP_SealInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type, unsigned char **ek,
596 int *ekl, unsigned char *iv,EVP_PKEY **pubk, int npubk);
597 int EVP_SealFinal(EVP_CIPHER_CTX *ctx,unsigned char *out,int *outl);
599 void EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
600 void EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx,unsigned char *out,
601 int *outl,unsigned char *in,int inl);
602 void EVP_EncodeFinal(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl);
603 int EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int n);
605 void EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
606 int EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl,
607 unsigned char *in, int inl);
608 int EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned
609 char *out, int *outl);
610 int EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n);
612 void EVP_CIPHER_CTX_init(EVP_CIPHER_CTX *a);
613 int EVP_CIPHER_CTX_cleanup(EVP_CIPHER_CTX *a);
614 int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *x, int keylen);
615 int EVP_CIPHER_CTX_set_padding(EVP_CIPHER_CTX *c, int pad);
616 int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr);
618 #ifndef OPENSSL_NO_BIO
619 BIO_METHOD *BIO_f_md(void);
620 BIO_METHOD *BIO_f_base64(void);
621 BIO_METHOD *BIO_f_cipher(void);
622 BIO_METHOD *BIO_f_reliable(void);
623 void BIO_set_cipher(BIO *b,const EVP_CIPHER *c,unsigned char *k,
624 unsigned char *i, int enc);
627 const EVP_MD *EVP_md_null(void);
628 #ifndef OPENSSL_NO_MD2
629 const EVP_MD *EVP_md2(void);
631 #ifndef OPENSSL_NO_MD4
632 const EVP_MD *EVP_md4(void);
634 #ifndef OPENSSL_NO_MD5
635 const EVP_MD *EVP_md5(void);
637 #ifndef OPENSSL_NO_SHA
638 const EVP_MD *EVP_sha(void);
639 const EVP_MD *EVP_sha1(void);
640 const EVP_MD *EVP_dss(void);
641 const EVP_MD *EVP_dss1(void);
643 #ifndef OPENSSL_NO_MDC2
644 const EVP_MD *EVP_mdc2(void);
646 #ifndef OPENSSL_NO_RIPEMD
647 const EVP_MD *EVP_ripemd160(void);
649 const EVP_CIPHER *EVP_enc_null(void); /* does nothing :-) */
650 #ifndef OPENSSL_NO_DES
651 const EVP_CIPHER *EVP_des_ecb(void);
652 const EVP_CIPHER *EVP_des_ede(void);
653 const EVP_CIPHER *EVP_des_ede3(void);
654 const EVP_CIPHER *EVP_des_ede_ecb(void);
655 const EVP_CIPHER *EVP_des_ede3_ecb(void);
656 const EVP_CIPHER *EVP_des_cfb64(void);
657 # define EVP_des_cfb EVP_des_cfb64
658 const EVP_CIPHER *EVP_des_cfb1(void);
659 const EVP_CIPHER *EVP_des_cfb8(void);
660 const EVP_CIPHER *EVP_des_ede_cfb64(void);
661 # define EVP_des_ede_cfb EVP_des_ede_cfb64
663 const EVP_CIPHER *EVP_des_ede_cfb1(void);
664 const EVP_CIPHER *EVP_des_ede_cfb8(void);
666 const EVP_CIPHER *EVP_des_ede3_cfb64(void);
667 # define EVP_des_ede3_cfb EVP_des_ede3_cfb64
668 const EVP_CIPHER *EVP_des_ede3_cfb1(void);
669 const EVP_CIPHER *EVP_des_ede3_cfb8(void);
670 const EVP_CIPHER *EVP_des_ofb(void);
671 const EVP_CIPHER *EVP_des_ede_ofb(void);
672 const EVP_CIPHER *EVP_des_ede3_ofb(void);
673 const EVP_CIPHER *EVP_des_cbc(void);
674 const EVP_CIPHER *EVP_des_ede_cbc(void);
675 const EVP_CIPHER *EVP_des_ede3_cbc(void);
676 const EVP_CIPHER *EVP_desx_cbc(void);
677 /* This should now be supported through the dev_crypto ENGINE. But also, why are
678 * rc4 and md5 declarations made here inside a "NO_DES" precompiler branch? */
680 # ifdef OPENSSL_OPENBSD_DEV_CRYPTO
681 const EVP_CIPHER *EVP_dev_crypto_des_ede3_cbc(void);
682 const EVP_CIPHER *EVP_dev_crypto_rc4(void);
683 const EVP_MD *EVP_dev_crypto_md5(void);
687 #ifndef OPENSSL_NO_RC4
688 const EVP_CIPHER *EVP_rc4(void);
689 const EVP_CIPHER *EVP_rc4_40(void);
691 #ifndef OPENSSL_NO_IDEA
692 const EVP_CIPHER *EVP_idea_ecb(void);
693 const EVP_CIPHER *EVP_idea_cfb64(void);
694 # define EVP_idea_cfb EVP_idea_cfb64
695 const EVP_CIPHER *EVP_idea_ofb(void);
696 const EVP_CIPHER *EVP_idea_cbc(void);
698 #ifndef OPENSSL_NO_RC2
699 const EVP_CIPHER *EVP_rc2_ecb(void);
700 const EVP_CIPHER *EVP_rc2_cbc(void);
701 const EVP_CIPHER *EVP_rc2_40_cbc(void);
702 const EVP_CIPHER *EVP_rc2_64_cbc(void);
703 const EVP_CIPHER *EVP_rc2_cfb64(void);
704 # define EVP_rc2_cfb EVP_rc2_cfb64
705 const EVP_CIPHER *EVP_rc2_ofb(void);
707 #ifndef OPENSSL_NO_BF
708 const EVP_CIPHER *EVP_bf_ecb(void);
709 const EVP_CIPHER *EVP_bf_cbc(void);
710 const EVP_CIPHER *EVP_bf_cfb64(void);
711 # define EVP_bf_cfb EVP_bf_cfb64
712 const EVP_CIPHER *EVP_bf_ofb(void);
714 #ifndef OPENSSL_NO_CAST
715 const EVP_CIPHER *EVP_cast5_ecb(void);
716 const EVP_CIPHER *EVP_cast5_cbc(void);
717 const EVP_CIPHER *EVP_cast5_cfb64(void);
718 # define EVP_cast5_cfb EVP_cast5_cfb64
719 const EVP_CIPHER *EVP_cast5_ofb(void);
721 #ifndef OPENSSL_NO_RC5
722 const EVP_CIPHER *EVP_rc5_32_12_16_cbc(void);
723 const EVP_CIPHER *EVP_rc5_32_12_16_ecb(void);
724 const EVP_CIPHER *EVP_rc5_32_12_16_cfb64(void);
725 # define EVP_rc5_32_12_16_cfb EVP_rc5_32_12_16_cfb64
726 const EVP_CIPHER *EVP_rc5_32_12_16_ofb(void);
728 #ifndef OPENSSL_NO_AES
729 const EVP_CIPHER *EVP_aes_128_ecb(void);
730 const EVP_CIPHER *EVP_aes_128_cbc(void);
731 const EVP_CIPHER *EVP_aes_128_cfb1(void);
732 const EVP_CIPHER *EVP_aes_128_cfb8(void);
733 const EVP_CIPHER *EVP_aes_128_cfb128(void);
734 # define EVP_aes_128_cfb EVP_aes_128_cfb128
735 const EVP_CIPHER *EVP_aes_128_ofb(void);
737 const EVP_CIPHER *EVP_aes_128_ctr(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_192_cfb1(void);
742 const EVP_CIPHER *EVP_aes_192_cfb8(void);
743 const EVP_CIPHER *EVP_aes_192_cfb128(void);
744 # define EVP_aes_192_cfb EVP_aes_192_cfb128
745 const EVP_CIPHER *EVP_aes_192_ofb(void);
747 const EVP_CIPHER *EVP_aes_192_ctr(void);
749 const EVP_CIPHER *EVP_aes_256_ecb(void);
750 const EVP_CIPHER *EVP_aes_256_cbc(void);
751 const EVP_CIPHER *EVP_aes_256_cfb1(void);
752 const EVP_CIPHER *EVP_aes_256_cfb8(void);
753 const EVP_CIPHER *EVP_aes_256_cfb128(void);
754 # define EVP_aes_256_cfb EVP_aes_256_cfb128
755 const EVP_CIPHER *EVP_aes_256_ofb(void);
757 const EVP_CIPHER *EVP_aes_256_ctr(void);
761 void OPENSSL_add_all_algorithms_noconf(void);
762 void OPENSSL_add_all_algorithms_conf(void);
764 #ifdef OPENSSL_LOAD_CONF
765 #define OpenSSL_add_all_algorithms() \
766 OPENSSL_add_all_algorithms_conf()
768 #define OpenSSL_add_all_algorithms() \
769 OPENSSL_add_all_algorithms_noconf()
772 void OpenSSL_add_all_ciphers(void);
773 void OpenSSL_add_all_digests(void);
774 #define SSLeay_add_all_algorithms() OpenSSL_add_all_algorithms()
775 #define SSLeay_add_all_ciphers() OpenSSL_add_all_ciphers()
776 #define SSLeay_add_all_digests() OpenSSL_add_all_digests()
778 int EVP_add_cipher(const EVP_CIPHER *cipher);
779 int EVP_add_digest(const EVP_MD *digest);
781 const EVP_CIPHER *EVP_get_cipherbyname(const char *name);
782 const EVP_MD *EVP_get_digestbyname(const char *name);
783 void EVP_cleanup(void);
785 int EVP_PKEY_decrypt(unsigned char *dec_key,unsigned char *enc_key,
786 int enc_key_len,EVP_PKEY *private_key);
787 int EVP_PKEY_encrypt(unsigned char *enc_key,
788 unsigned char *key,int key_len,EVP_PKEY *pub_key);
789 int EVP_PKEY_type(int type);
790 int EVP_PKEY_bits(EVP_PKEY *pkey);
791 int EVP_PKEY_size(EVP_PKEY *pkey);
792 int EVP_PKEY_assign(EVP_PKEY *pkey,int type,char *key);
794 #ifndef OPENSSL_NO_RSA
796 int EVP_PKEY_set1_RSA(EVP_PKEY *pkey,struct rsa_st *key);
797 struct rsa_st *EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
799 #ifndef OPENSSL_NO_DSA
801 int EVP_PKEY_set1_DSA(EVP_PKEY *pkey,struct dsa_st *key);
802 struct dsa_st *EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
804 #ifndef OPENSSL_NO_DH
806 int EVP_PKEY_set1_DH(EVP_PKEY *pkey,struct dh_st *key);
807 struct dh_st *EVP_PKEY_get1_DH(EVP_PKEY *pkey);
811 EVP_PKEY * EVP_PKEY_new(void);
812 void EVP_PKEY_free(EVP_PKEY *pkey);
813 EVP_PKEY * d2i_PublicKey(int type,EVP_PKEY **a, unsigned char **pp,
815 int i2d_PublicKey(EVP_PKEY *a, unsigned char **pp);
817 EVP_PKEY * d2i_PrivateKey(int type,EVP_PKEY **a, unsigned char **pp,
819 EVP_PKEY * d2i_AutoPrivateKey(EVP_PKEY **a, unsigned char **pp,
821 int i2d_PrivateKey(EVP_PKEY *a, unsigned char **pp);
823 int EVP_PKEY_copy_parameters(EVP_PKEY *to,EVP_PKEY *from);
824 int EVP_PKEY_missing_parameters(EVP_PKEY *pkey);
825 int EVP_PKEY_save_parameters(EVP_PKEY *pkey,int mode);
826 int EVP_PKEY_cmp_parameters(EVP_PKEY *a,EVP_PKEY *b);
828 int EVP_CIPHER_type(const EVP_CIPHER *ctx);
831 int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
832 int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
834 /* These are used by EVP_CIPHER methods */
835 int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c,ASN1_TYPE *type);
836 int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c,ASN1_TYPE *type);
838 /* PKCS5 password based encryption */
839 int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
840 ASN1_TYPE *param, const EVP_CIPHER *cipher, const EVP_MD *md,
842 int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,
843 unsigned char *salt, int saltlen, int iter,
844 int keylen, unsigned char *out);
845 int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
846 ASN1_TYPE *param, const EVP_CIPHER *cipher, const EVP_MD *md,
849 void PKCS5_PBE_add(void);
851 int EVP_PBE_CipherInit (ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
852 ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de);
853 int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md,
854 EVP_PBE_KEYGEN *keygen);
855 void EVP_PBE_cleanup(void);
857 /* BEGIN ERROR CODES */
858 /* The following lines are auto generated by the script mkerr.pl. Any changes
859 * made after this point may be overwritten when the script is next run.
861 void ERR_load_EVP_strings(void);
863 /* Error codes for the EVP functions. */
865 /* Function codes. */
866 #define EVP_F_AES_INIT_KEY 129
867 #define EVP_F_D2I_PKEY 100
868 #define EVP_F_EVP_ADD_CIPHER 130
869 #define EVP_F_EVP_ADD_DIGEST 131
870 #define EVP_F_EVP_CIPHERINIT 123
871 #define EVP_F_EVP_CIPHER_CTX_CTRL 124
872 #define EVP_F_EVP_CIPHER_CTX_SET_KEY_LENGTH 122
873 #define EVP_F_EVP_DECRYPTFINAL 101
874 #define EVP_F_EVP_DIGESTINIT 128
875 #define EVP_F_EVP_ENCRYPTFINAL 127
876 #define EVP_F_EVP_GET_CIPHERBYNAME 132
877 #define EVP_F_EVP_GET_DIGESTBYNAME 133
878 #define EVP_F_EVP_MD_CTX_COPY 110
879 #define EVP_F_EVP_OPENINIT 102
880 #define EVP_F_EVP_PBE_ALG_ADD 115
881 #define EVP_F_EVP_PBE_CIPHERINIT 116
882 #define EVP_F_EVP_PKCS82PKEY 111
883 #define EVP_F_EVP_PKCS8_SET_BROKEN 112
884 #define EVP_F_EVP_PKEY2PKCS8 113
885 #define EVP_F_EVP_PKEY_COPY_PARAMETERS 103
886 #define EVP_F_EVP_PKEY_DECRYPT 104
887 #define EVP_F_EVP_PKEY_ENCRYPT 105
888 #define EVP_F_EVP_PKEY_GET1_DH 119
889 #define EVP_F_EVP_PKEY_GET1_DSA 120
890 #define EVP_F_EVP_PKEY_GET1_RSA 121
891 #define EVP_F_EVP_PKEY_NEW 106
892 #define EVP_F_EVP_RIJNDAEL 126
893 #define EVP_F_EVP_SIGNFINAL 107
894 #define EVP_F_EVP_VERIFYFINAL 108
895 #define EVP_F_PKCS5_PBE_KEYIVGEN 117
896 #define EVP_F_PKCS5_V2_PBE_KEYIVGEN 118
897 #define EVP_F_RC2_MAGIC_TO_METH 109
898 #define EVP_F_RC5_CTRL 125
901 #define EVP_R_AES_KEY_SETUP_FAILED 140
902 #define EVP_R_BAD_BLOCK_LENGTH 136
903 #define EVP_R_BAD_DECRYPT 100
904 #define EVP_R_BAD_KEY_LENGTH 137
905 #define EVP_R_BN_DECODE_ERROR 112
906 #define EVP_R_BN_PUBKEY_ERROR 113
907 #define EVP_R_CIPHER_PARAMETER_ERROR 122
908 #define EVP_R_CTRL_NOT_IMPLEMENTED 132
909 #define EVP_R_CTRL_OPERATION_NOT_IMPLEMENTED 133
910 #define EVP_R_DATA_NOT_MULTIPLE_OF_BLOCK_LENGTH 138
911 #define EVP_R_DECODE_ERROR 114
912 #define EVP_R_DIFFERENT_KEY_TYPES 101
913 #define EVP_R_DISABLED_FOR_FIPS 141
914 #define EVP_R_ENCODE_ERROR 115
915 #define EVP_R_EVP_PBE_CIPHERINIT_ERROR 119
916 #define EVP_R_EXPECTING_AN_RSA_KEY 127
917 #define EVP_R_EXPECTING_A_DH_KEY 128
918 #define EVP_R_EXPECTING_A_DSA_KEY 129
919 #define EVP_R_INITIALIZATION_ERROR 134
920 #define EVP_R_INPUT_NOT_INITIALIZED 111
921 #define EVP_R_INVALID_KEY_LENGTH 130
922 #define EVP_R_IV_TOO_LARGE 102
923 #define EVP_R_KEYGEN_FAILURE 120
924 #define EVP_R_MISSING_PARAMETERS 103
925 #define EVP_R_NO_CIPHER_SET 131
926 #define EVP_R_NO_DIGEST_SET 139
927 #define EVP_R_NO_DSA_PARAMETERS 116
928 #define EVP_R_NO_SIGN_FUNCTION_CONFIGURED 104
929 #define EVP_R_NO_VERIFY_FUNCTION_CONFIGURED 105
930 #define EVP_R_PKCS8_UNKNOWN_BROKEN_TYPE 117
931 #define EVP_R_PUBLIC_KEY_NOT_RSA 106
932 #define EVP_R_UNKNOWN_PBE_ALGORITHM 121
933 #define EVP_R_UNSUPORTED_NUMBER_OF_ROUNDS 135
934 #define EVP_R_UNSUPPORTED_CIPHER 107
935 #define EVP_R_UNSUPPORTED_KEYLENGTH 123
936 #define EVP_R_UNSUPPORTED_KEY_DERIVATION_FUNCTION 124
937 #define EVP_R_UNSUPPORTED_KEY_SIZE 108
938 #define EVP_R_UNSUPPORTED_PRF 125
939 #define EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM 118
940 #define EVP_R_UNSUPPORTED_SALT_TYPE 126
941 #define EVP_R_WRONG_FINAL_BLOCK_LENGTH 109
942 #define EVP_R_WRONG_PUBLIC_KEY_TYPE 110