850 lines
27 KiB
C
850 lines
27 KiB
C
/* crypto/evp/evp.h */
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/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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* All rights reserved.
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*
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* This package is an SSL implementation written
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* by Eric Young (eay@cryptsoft.com).
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* The implementation was written so as to conform with Netscapes SSL.
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*
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* This library is free for commercial and non-commercial use as long as
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* the following conditions are aheared to. The following conditions
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* apply to all code found in this distribution, be it the RC4, RSA,
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* lhash, DES, etc., code; not just the SSL code. The SSL documentation
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* included with this distribution is covered by the same copyright terms
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* except that the holder is Tim Hudson (tjh@cryptsoft.com).
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*
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* Copyright remains Eric Young's, and as such any Copyright notices in
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* the code are not to be removed.
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* If this package is used in a product, Eric Young should be given attribution
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* as the author of the parts of the library used.
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* This can be in the form of a textual message at program startup or
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* in documentation (online or textual) provided with the package.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* "This product includes cryptographic software written by
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* Eric Young (eay@cryptsoft.com)"
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* The word 'cryptographic' can be left out if the rouines from the library
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* being used are not cryptographic related :-).
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* 4. If you include any Windows specific code (or a derivative thereof) from
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* the apps directory (application code) you must include an acknowledgement:
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* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
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*
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* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* The licence and distribution terms for any publically available version or
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* derivative of this code cannot be changed. i.e. this code cannot simply be
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* copied and put under another distribution licence
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* [including the GNU Public Licence.]
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*/
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#ifndef HEADER_ENVELOPE_H
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#define HEADER_ENVELOPE_H
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#ifdef OPENSSL_ALGORITHM_DEFINES
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# include <openssl/opensslconf.h>
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#else
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# define OPENSSL_ALGORITHM_DEFINES
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# include <openssl/opensslconf.h>
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# undef OPENSSL_ALGORITHM_DEFINES
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#endif
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#ifndef NO_BIO
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#include <openssl/bio.h>
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#endif
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#ifndef NO_MD2
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#include <openssl/md2.h>
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#endif
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#ifndef NO_MD4
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#include <openssl/md4.h>
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#endif
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#ifndef NO_MD5
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#include <openssl/md5.h>
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#endif
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#ifndef NO_SHA
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#include <openssl/sha.h>
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#endif
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#ifndef NO_RIPEMD
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#include <openssl/ripemd.h>
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#endif
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#ifndef NO_DES
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#include <openssl/des.h>
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#endif
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#ifndef NO_RC4
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#include <openssl/rc4.h>
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#endif
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#ifndef NO_RC2
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#include <openssl/rc2.h>
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#endif
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#ifndef NO_RC5
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#include <openssl/rc5.h>
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#endif
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#ifndef NO_BF
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#include <openssl/blowfish.h>
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#endif
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#ifndef NO_CAST
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#include <openssl/cast.h>
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#endif
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#ifndef NO_IDEA
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#include <openssl/idea.h>
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#endif
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#ifndef NO_MDC2
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#include <openssl/mdc2.h>
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#endif
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#define EVP_RC2_KEY_SIZE 16
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#define EVP_RC4_KEY_SIZE 16
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#define EVP_BLOWFISH_KEY_SIZE 16
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#define EVP_CAST5_KEY_SIZE 16
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#define EVP_RC5_32_12_16_KEY_SIZE 16
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#define EVP_MAX_MD_SIZE (16+20) /* The SSLv3 md5+sha1 type */
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#define EVP_MAX_KEY_LENGTH 24
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#define EVP_MAX_IV_LENGTH 8
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#define PKCS5_SALT_LEN 8
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/* Default PKCS#5 iteration count */
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#define PKCS5_DEFAULT_ITER 2048
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#ifndef NO_RSA
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#include <openssl/rsa.h>
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#endif
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#ifndef NO_DSA
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#include <openssl/dsa.h>
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#endif
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#ifndef NO_DH
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#include <openssl/dh.h>
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#endif
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#include <openssl/objects.h>
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#define EVP_PK_RSA 0x0001
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#define EVP_PK_DSA 0x0002
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#define EVP_PK_DH 0x0004
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#define EVP_PKT_SIGN 0x0010
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#define EVP_PKT_ENC 0x0020
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#define EVP_PKT_EXCH 0x0040
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#define EVP_PKS_RSA 0x0100
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#define EVP_PKS_DSA 0x0200
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#define EVP_PKT_EXP 0x1000 /* <= 512 bit key */
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#define EVP_PKEY_NONE NID_undef
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#define EVP_PKEY_RSA NID_rsaEncryption
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#define EVP_PKEY_RSA2 NID_rsa
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#define EVP_PKEY_DSA NID_dsa
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#define EVP_PKEY_DSA1 NID_dsa_2
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#define EVP_PKEY_DSA2 NID_dsaWithSHA
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#define EVP_PKEY_DSA3 NID_dsaWithSHA1
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#define EVP_PKEY_DSA4 NID_dsaWithSHA1_2
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#define EVP_PKEY_DH NID_dhKeyAgreement
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Type needs to be a bit field
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* Sub-type needs to be for variations on the method, as in, can it do
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* arbitrary encryption.... */
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typedef struct evp_pkey_st
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{
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int type;
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int save_type;
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int references;
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union {
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char *ptr;
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#ifndef NO_RSA
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struct rsa_st *rsa; /* RSA */
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#endif
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#ifndef NO_DSA
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struct dsa_st *dsa; /* DSA */
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#endif
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#ifndef NO_DH
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struct dh_st *dh; /* DH */
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#endif
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} pkey;
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int save_parameters;
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STACK_OF(X509_ATTRIBUTE) *attributes; /* [ 0 ] */
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} EVP_PKEY;
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#define EVP_PKEY_MO_SIGN 0x0001
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#define EVP_PKEY_MO_VERIFY 0x0002
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#define EVP_PKEY_MO_ENCRYPT 0x0004
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#define EVP_PKEY_MO_DECRYPT 0x0008
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#if 0
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/* This structure is required to tie the message digest and signing together.
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* The lookup can be done by md/pkey_method, oid, oid/pkey_method, or
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* oid, md and pkey.
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* This is required because for various smart-card perform the digest and
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* signing/verification on-board. To handle this case, the specific
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* EVP_MD and EVP_PKEY_METHODs need to be closely associated.
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* When a PKEY is created, it will have a EVP_PKEY_METHOD associated with it.
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* This can either be software or a token to provide the required low level
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* routines.
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*/
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typedef struct evp_pkey_md_st
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{
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int oid;
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EVP_MD *md;
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EVP_PKEY_METHOD *pkey;
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} EVP_PKEY_MD;
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#define EVP_rsa_md2() \
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EVP_PKEY_MD_add(NID_md2WithRSAEncryption,\
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EVP_rsa_pkcs1(),EVP_md2())
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#define EVP_rsa_md5() \
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EVP_PKEY_MD_add(NID_md5WithRSAEncryption,\
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EVP_rsa_pkcs1(),EVP_md5())
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#define EVP_rsa_sha0() \
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EVP_PKEY_MD_add(NID_shaWithRSAEncryption,\
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EVP_rsa_pkcs1(),EVP_sha())
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#define EVP_rsa_sha1() \
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EVP_PKEY_MD_add(NID_sha1WithRSAEncryption,\
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EVP_rsa_pkcs1(),EVP_sha1())
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#define EVP_rsa_ripemd160() \
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EVP_PKEY_MD_add(NID_ripemd160WithRSA,\
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EVP_rsa_pkcs1(),EVP_ripemd160())
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#define EVP_rsa_mdc2() \
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EVP_PKEY_MD_add(NID_mdc2WithRSA,\
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EVP_rsa_octet_string(),EVP_mdc2())
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#define EVP_dsa_sha() \
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EVP_PKEY_MD_add(NID_dsaWithSHA,\
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EVP_dsa(),EVP_sha())
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#define EVP_dsa_sha1() \
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EVP_PKEY_MD_add(NID_dsaWithSHA1,\
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EVP_dsa(),EVP_sha1())
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typedef struct evp_pkey_method_st
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{
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char *name;
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int flags;
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int type; /* RSA, DSA, an SSLeay specific constant */
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int oid; /* For the pub-key type */
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int encrypt_oid; /* pub/priv key encryption */
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int (*sign)();
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int (*verify)();
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struct {
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int
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int (*set)(); /* get and/or set the underlying type */
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int (*get)();
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int (*encrypt)();
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int (*decrypt)();
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int (*i2d)();
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int (*d2i)();
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int (*dup)();
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} pub,priv;
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int (*set_asn1_parameters)();
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int (*get_asn1_parameters)();
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} EVP_PKEY_METHOD;
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#endif
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#ifndef EVP_MD
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typedef struct env_md_st
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{
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int type;
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int pkey_type;
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int md_size;
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void (*init)();
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void (*update)();
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void (*final)();
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int (*sign)();
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int (*verify)();
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int required_pkey_type[5]; /*EVP_PKEY_xxx */
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int block_size;
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int ctx_size; /* how big does the ctx need to be */
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} EVP_MD;
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#define EVP_PKEY_NULL_method NULL,NULL,{0,0,0,0}
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#ifndef NO_DSA
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#define EVP_PKEY_DSA_method DSA_sign,DSA_verify, \
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{EVP_PKEY_DSA,EVP_PKEY_DSA2,EVP_PKEY_DSA3, \
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EVP_PKEY_DSA4,0}
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#else
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#define EVP_PKEY_DSA_method EVP_PKEY_NULL_method
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#endif
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#ifndef NO_RSA
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#define EVP_PKEY_RSA_method RSA_sign,RSA_verify, \
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{EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
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#define EVP_PKEY_RSA_ASN1_OCTET_STRING_method \
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RSA_sign_ASN1_OCTET_STRING, \
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RSA_verify_ASN1_OCTET_STRING, \
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{EVP_PKEY_RSA,EVP_PKEY_RSA2,0,0}
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#else
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#define EVP_PKEY_RSA_method EVP_PKEY_NULL_method
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#define EVP_PKEY_RSA_ASN1_OCTET_STRING_method EVP_PKEY_NULL_method
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#endif
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#endif /* !EVP_MD */
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typedef struct env_md_ctx_st
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{
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const EVP_MD *digest;
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union {
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unsigned char base[4];
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#ifndef NO_MD2
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MD2_CTX md2;
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#endif
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#ifndef NO_MD5
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MD5_CTX md5;
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#endif
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#ifndef NO_MD4
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MD4_CTX md4;
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#endif
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#ifndef NO_RIPEMD
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RIPEMD160_CTX ripemd160;
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#endif
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#ifndef NO_SHA
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SHA_CTX sha;
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#endif
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#ifndef NO_MDC2
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MDC2_CTX mdc2;
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#endif
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} md;
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} EVP_MD_CTX;
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typedef struct evp_cipher_st EVP_CIPHER;
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typedef struct evp_cipher_ctx_st EVP_CIPHER_CTX;
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struct evp_cipher_st
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{
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int nid;
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int block_size;
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int key_len; /* Default value for variable length ciphers */
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int iv_len;
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unsigned long flags; /* Various flags */
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int (*init)(EVP_CIPHER_CTX *ctx, const unsigned char *key,
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const unsigned char *iv, int enc); /* init key */
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int (*do_cipher)(EVP_CIPHER_CTX *ctx, unsigned char *out,
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const unsigned char *in, unsigned int inl);/* encrypt/decrypt data */
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int (*cleanup)(EVP_CIPHER_CTX *); /* cleanup ctx */
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int ctx_size; /* how big the ctx needs to be */
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int (*set_asn1_parameters)(EVP_CIPHER_CTX *, ASN1_TYPE *); /* Populate a ASN1_TYPE with parameters */
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int (*get_asn1_parameters)(EVP_CIPHER_CTX *, ASN1_TYPE *); /* Get parameters from a ASN1_TYPE */
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int (*ctrl)(EVP_CIPHER_CTX *, int type, int arg, void *ptr); /* Miscellaneous operations */
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void *app_data; /* Application data */
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};
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/* Values for cipher flags */
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/* Modes for ciphers */
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#define EVP_CIPH_STREAM_CIPHER 0x0
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#define EVP_CIPH_ECB_MODE 0x1
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#define EVP_CIPH_CBC_MODE 0x2
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#define EVP_CIPH_CFB_MODE 0x3
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#define EVP_CIPH_OFB_MODE 0x4
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#define EVP_CIPH_MODE 0x7
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/* Set if variable length cipher */
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#define EVP_CIPH_VARIABLE_LENGTH 0x8
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/* Set if the iv handling should be done by the cipher itself */
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#define EVP_CIPH_CUSTOM_IV 0x10
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/* Set if the cipher's init() function should be called if key is NULL */
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#define EVP_CIPH_ALWAYS_CALL_INIT 0x20
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/* Call ctrl() to init cipher parameters */
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#define EVP_CIPH_CTRL_INIT 0x40
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/* Don't use standard key length function */
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#define EVP_CIPH_CUSTOM_KEY_LENGTH 0x80
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/* ctrl() values */
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#define EVP_CTRL_INIT 0x0
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#define EVP_CTRL_SET_KEY_LENGTH 0x1
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#define EVP_CTRL_GET_RC2_KEY_BITS 0x2
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#define EVP_CTRL_SET_RC2_KEY_BITS 0x3
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#define EVP_CTRL_GET_RC5_ROUNDS 0x4
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#define EVP_CTRL_SET_RC5_ROUNDS 0x5
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typedef struct evp_cipher_info_st
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{
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const EVP_CIPHER *cipher;
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unsigned char iv[EVP_MAX_IV_LENGTH];
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} EVP_CIPHER_INFO;
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struct evp_cipher_ctx_st
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{
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const EVP_CIPHER *cipher;
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int encrypt; /* encrypt or decrypt */
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int buf_len; /* number we have left */
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unsigned char oiv[EVP_MAX_IV_LENGTH]; /* original iv */
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unsigned char iv[EVP_MAX_IV_LENGTH]; /* working iv */
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unsigned char buf[EVP_MAX_IV_LENGTH]; /* saved partial block */
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int num; /* used by cfb/ofb mode */
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void *app_data; /* application stuff */
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int key_len; /* May change for variable length cipher */
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union {
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#ifndef NO_RC4
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struct
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{
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unsigned char key[EVP_RC4_KEY_SIZE];
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RC4_KEY ks; /* working key */
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} rc4;
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#endif
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#ifndef NO_DES
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des_key_schedule des_ks;/* key schedule */
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struct
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{
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des_key_schedule ks;/* key schedule */
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des_cblock inw;
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des_cblock outw;
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} desx_cbc;
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struct
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{
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des_key_schedule ks1;/* key schedule */
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des_key_schedule ks2;/* key schedule (for ede) */
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des_key_schedule ks3;/* key schedule (for ede3) */
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} des_ede;
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#endif
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#ifndef NO_IDEA
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IDEA_KEY_SCHEDULE idea_ks;/* key schedule */
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#endif
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#ifndef NO_RC2
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struct {
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int key_bits; /* effective key bits */
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RC2_KEY ks;/* key schedule */
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} rc2;
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#endif
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#ifndef NO_RC5
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struct {
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int rounds; /* number of rounds */
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RC5_32_KEY ks;/* key schedule */
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} rc5;
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#endif
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#ifndef NO_BF
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BF_KEY bf_ks;/* key schedule */
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#endif
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#ifndef NO_CAST
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CAST_KEY cast_ks;/* key schedule */
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#endif
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} c;
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};
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typedef struct evp_Encode_Ctx_st
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{
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int num; /* number saved in a partial encode/decode */
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int length; /* The length is either the output line length
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* (in input bytes) or the shortest input line
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* length that is ok. Once decoding begins,
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* the length is adjusted up each time a longer
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* line is decoded */
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unsigned char enc_data[80]; /* data to encode */
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int line_num; /* number read on current line */
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int expect_nl;
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} EVP_ENCODE_CTX;
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/* Password based encryption function */
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typedef int (EVP_PBE_KEYGEN)(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
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ASN1_TYPE *param, EVP_CIPHER *cipher,
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EVP_MD *md, int en_de);
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#ifndef NO_RSA
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#define EVP_PKEY_assign_RSA(pkey,rsa) EVP_PKEY_assign((pkey),EVP_PKEY_RSA,\
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(char *)(rsa))
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#endif
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#ifndef NO_DSA
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#define EVP_PKEY_assign_DSA(pkey,dsa) EVP_PKEY_assign((pkey),EVP_PKEY_DSA,\
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(char *)(dsa))
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#endif
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#ifndef NO_DH
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#define EVP_PKEY_assign_DH(pkey,dh) EVP_PKEY_assign((pkey),EVP_PKEY_DH,\
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(char *)(dh))
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#endif
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/* Add some extra combinations */
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#define EVP_get_digestbynid(a) EVP_get_digestbyname(OBJ_nid2sn(a))
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#define EVP_get_digestbyobj(a) EVP_get_digestbynid(OBJ_obj2nid(a))
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#define EVP_get_cipherbynid(a) EVP_get_cipherbyname(OBJ_nid2sn(a))
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#define EVP_get_cipherbyobj(a) EVP_get_cipherbynid(OBJ_obj2nid(a))
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#define EVP_MD_type(e) ((e)->type)
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#define EVP_MD_pkey_type(e) ((e)->pkey_type)
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#define EVP_MD_size(e) ((e)->md_size)
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#define EVP_MD_block_size(e) ((e)->block_size)
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#define EVP_MD_CTX_md(e) ((e)->digest)
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#define EVP_MD_CTX_size(e) EVP_MD_size((e)->digest)
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#define EVP_MD_CTX_block_size(e) EVP_MD_block_size((e)->digest)
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#define EVP_MD_CTX_type(e) EVP_MD_type((e)->digest)
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#define EVP_CIPHER_nid(e) ((e)->nid)
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#define EVP_CIPHER_block_size(e) ((e)->block_size)
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#define EVP_CIPHER_key_length(e) ((e)->key_len)
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#define EVP_CIPHER_iv_length(e) ((e)->iv_len)
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#define EVP_CIPHER_flags(e) ((e)->flags)
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#define EVP_CIPHER_mode(e) (((e)->flags) & EVP_CIPH_MODE)
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#define EVP_CIPHER_CTX_cipher(e) ((e)->cipher)
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#define EVP_CIPHER_CTX_nid(e) ((e)->cipher->nid)
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#define EVP_CIPHER_CTX_block_size(e) ((e)->cipher->block_size)
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#define EVP_CIPHER_CTX_key_length(e) ((e)->key_len)
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#define EVP_CIPHER_CTX_iv_length(e) ((e)->cipher->iv_len)
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#define EVP_CIPHER_CTX_get_app_data(e) ((e)->app_data)
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#define EVP_CIPHER_CTX_set_app_data(e,d) ((e)->app_data=(char *)(d))
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#define EVP_CIPHER_CTX_type(c) EVP_CIPHER_type(EVP_CIPHER_CTX_cipher(c))
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#define EVP_CIPHER_CTX_flags(e) ((e)->cipher->flags)
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#define EVP_CIPHER_CTX_mode(e) ((e)->cipher->flags & EVP_CIPH_MODE)
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#define EVP_ENCODE_LENGTH(l) (((l+2)/3*4)+(l/48+1)*2+80)
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#define EVP_DECODE_LENGTH(l) ((l+3)/4*3+80)
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#define EVP_SignInit(a,b) EVP_DigestInit(a,b)
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#define EVP_SignUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
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#define EVP_VerifyInit(a,b) EVP_DigestInit(a,b)
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#define EVP_VerifyUpdate(a,b,c) EVP_DigestUpdate(a,b,c)
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#define EVP_OpenUpdate(a,b,c,d,e) EVP_DecryptUpdate(a,b,c,d,e)
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#define EVP_SealUpdate(a,b,c,d,e) EVP_EncryptUpdate(a,b,c,d,e)
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#ifdef CONST_STRICT
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void BIO_set_md(BIO *,const EVP_MD *md);
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#else
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# define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,0,(char *)md)
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#endif
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#define BIO_get_md(b,mdp) BIO_ctrl(b,BIO_C_GET_MD,0,(char *)mdp)
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#define BIO_get_md_ctx(b,mdcp) BIO_ctrl(b,BIO_C_GET_MD_CTX,0,(char *)mdcp)
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#define BIO_get_cipher_status(b) BIO_ctrl(b,BIO_C_GET_CIPHER_STATUS,0,NULL)
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#define BIO_get_cipher_ctx(b,c_pp) BIO_ctrl(b,BIO_C_GET_CIPHER_CTX,0,(char *)c_pp)
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#define EVP_Cipher(c,o,i,l) (c)->cipher->do_cipher((c),(o),(i),(l))
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#define EVP_add_cipher_alias(n,alias) \
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OBJ_NAME_add((alias),OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS,(n))
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#define EVP_add_digest_alias(n,alias) \
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OBJ_NAME_add((alias),OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,(n))
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#define EVP_delete_cipher_alias(alias) \
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OBJ_NAME_remove(alias,OBJ_NAME_TYPE_CIPHER_METH|OBJ_NAME_ALIAS);
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#define EVP_delete_digest_alias(alias) \
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OBJ_NAME_remove(alias,OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS);
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int EVP_MD_CTX_copy(EVP_MD_CTX *out,EVP_MD_CTX *in);
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void EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type);
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void EVP_DigestUpdate(EVP_MD_CTX *ctx,const void *d,
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unsigned int cnt);
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void EVP_DigestFinal(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s);
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int EVP_read_pw_string(char *buf,int length,const char *prompt,int verify);
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void EVP_set_pw_prompt(char *prompt);
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char * EVP_get_pw_prompt(void);
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int EVP_BytesToKey(const EVP_CIPHER *type, EVP_MD *md,
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const unsigned char *salt, const unsigned char *data, int datal,
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int count, unsigned char *key, unsigned char *iv);
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int EVP_EncryptInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *type,
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unsigned char *key, unsigned char *iv);
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int EVP_EncryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
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int *outl, unsigned char *in, int inl);
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int EVP_EncryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
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int EVP_DecryptInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *type,
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unsigned char *key, unsigned char *iv);
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int EVP_DecryptUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
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int *outl, unsigned char *in, int inl);
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int EVP_DecryptFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
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int EVP_CipherInit(EVP_CIPHER_CTX *ctx,const EVP_CIPHER *type,
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unsigned char *key,unsigned char *iv,int enc);
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int EVP_CipherUpdate(EVP_CIPHER_CTX *ctx, unsigned char *out,
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int *outl, unsigned char *in, int inl);
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int EVP_CipherFinal(EVP_CIPHER_CTX *ctx, unsigned char *outm, int *outl);
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int EVP_SignFinal(EVP_MD_CTX *ctx,unsigned char *md,unsigned int *s,
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EVP_PKEY *pkey);
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int EVP_VerifyFinal(EVP_MD_CTX *ctx,unsigned char *sigbuf,
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unsigned int siglen,EVP_PKEY *pkey);
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int EVP_OpenInit(EVP_CIPHER_CTX *ctx,EVP_CIPHER *type,unsigned char *ek,
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int ekl,unsigned char *iv,EVP_PKEY *priv);
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int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl);
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int EVP_SealInit(EVP_CIPHER_CTX *ctx, EVP_CIPHER *type, unsigned char **ek,
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int *ekl, unsigned char *iv,EVP_PKEY **pubk, int npubk);
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void EVP_SealFinal(EVP_CIPHER_CTX *ctx,unsigned char *out,int *outl);
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void EVP_EncodeInit(EVP_ENCODE_CTX *ctx);
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void EVP_EncodeUpdate(EVP_ENCODE_CTX *ctx,unsigned char *out,
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int *outl,unsigned char *in,int inl);
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void EVP_EncodeFinal(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl);
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int EVP_EncodeBlock(unsigned char *t, const unsigned char *f, int n);
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void EVP_DecodeInit(EVP_ENCODE_CTX *ctx);
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int EVP_DecodeUpdate(EVP_ENCODE_CTX *ctx,unsigned char *out,int *outl,
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unsigned char *in, int inl);
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int EVP_DecodeFinal(EVP_ENCODE_CTX *ctx, unsigned
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char *out, int *outl);
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int EVP_DecodeBlock(unsigned char *t, const unsigned char *f, int n);
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void EVP_CIPHER_CTX_init(EVP_CIPHER_CTX *a);
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int EVP_CIPHER_CTX_cleanup(EVP_CIPHER_CTX *a);
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int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *x, int keylen);
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int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg, void *ptr);
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#ifndef NO_BIO
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BIO_METHOD *BIO_f_md(void);
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BIO_METHOD *BIO_f_base64(void);
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BIO_METHOD *BIO_f_cipher(void);
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BIO_METHOD *BIO_f_reliable(void);
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void BIO_set_cipher(BIO *b,const EVP_CIPHER *c,unsigned char *k,
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unsigned char *i, int enc);
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#endif
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EVP_MD *EVP_md_null(void);
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#ifndef NO_MD2
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EVP_MD *EVP_md2(void);
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#endif
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#ifndef NO_MD4
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EVP_MD *EVP_md4(void);
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#endif
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#ifndef NO_MD5
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EVP_MD *EVP_md5(void);
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#endif
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#ifndef NO_SHA
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EVP_MD *EVP_sha(void);
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EVP_MD *EVP_sha1(void);
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EVP_MD *EVP_dss(void);
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EVP_MD *EVP_dss1(void);
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#endif
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#ifndef NO_MDC2
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EVP_MD *EVP_mdc2(void);
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#endif
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#ifndef NO_RIPEMD
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EVP_MD *EVP_ripemd160(void);
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#endif
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EVP_CIPHER *EVP_enc_null(void); /* does nothing :-) */
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#ifndef NO_DES
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EVP_CIPHER *EVP_des_ecb(void);
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EVP_CIPHER *EVP_des_ede(void);
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EVP_CIPHER *EVP_des_ede3(void);
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EVP_CIPHER *EVP_des_cfb(void);
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EVP_CIPHER *EVP_des_ede_cfb(void);
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EVP_CIPHER *EVP_des_ede3_cfb(void);
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EVP_CIPHER *EVP_des_ofb(void);
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EVP_CIPHER *EVP_des_ede_ofb(void);
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EVP_CIPHER *EVP_des_ede3_ofb(void);
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EVP_CIPHER *EVP_des_cbc(void);
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EVP_CIPHER *EVP_des_ede_cbc(void);
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EVP_CIPHER *EVP_des_ede3_cbc(void);
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EVP_CIPHER *EVP_desx_cbc(void);
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#endif
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#ifndef NO_RC4
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EVP_CIPHER *EVP_rc4(void);
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EVP_CIPHER *EVP_rc4_40(void);
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#endif
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#ifndef NO_IDEA
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EVP_CIPHER *EVP_idea_ecb(void);
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EVP_CIPHER *EVP_idea_cfb(void);
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EVP_CIPHER *EVP_idea_ofb(void);
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EVP_CIPHER *EVP_idea_cbc(void);
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#endif
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#ifndef NO_RC2
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EVP_CIPHER *EVP_rc2_ecb(void);
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EVP_CIPHER *EVP_rc2_cbc(void);
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EVP_CIPHER *EVP_rc2_40_cbc(void);
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EVP_CIPHER *EVP_rc2_64_cbc(void);
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EVP_CIPHER *EVP_rc2_cfb(void);
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EVP_CIPHER *EVP_rc2_ofb(void);
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#endif
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#ifndef NO_BF
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EVP_CIPHER *EVP_bf_ecb(void);
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EVP_CIPHER *EVP_bf_cbc(void);
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EVP_CIPHER *EVP_bf_cfb(void);
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EVP_CIPHER *EVP_bf_ofb(void);
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#endif
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#ifndef NO_CAST
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EVP_CIPHER *EVP_cast5_ecb(void);
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EVP_CIPHER *EVP_cast5_cbc(void);
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EVP_CIPHER *EVP_cast5_cfb(void);
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EVP_CIPHER *EVP_cast5_ofb(void);
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#endif
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#ifndef NO_RC5
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EVP_CIPHER *EVP_rc5_32_12_16_cbc(void);
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EVP_CIPHER *EVP_rc5_32_12_16_ecb(void);
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EVP_CIPHER *EVP_rc5_32_12_16_cfb(void);
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EVP_CIPHER *EVP_rc5_32_12_16_ofb(void);
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#endif
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void OpenSSL_add_all_algorithms(void);
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void OpenSSL_add_all_ciphers(void);
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void OpenSSL_add_all_digests(void);
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#define SSLeay_add_all_algorithms() OpenSSL_add_all_algorithms()
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#define SSLeay_add_all_ciphers() OpenSSL_add_all_ciphers()
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#define SSLeay_add_all_digests() OpenSSL_add_all_digests()
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int EVP_add_cipher(EVP_CIPHER *cipher);
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int EVP_add_digest(EVP_MD *digest);
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const EVP_CIPHER *EVP_get_cipherbyname(const char *name);
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const EVP_MD *EVP_get_digestbyname(const char *name);
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void EVP_cleanup(void);
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int EVP_PKEY_decrypt(unsigned char *dec_key,unsigned char *enc_key,
|
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int enc_key_len,EVP_PKEY *private_key);
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int EVP_PKEY_encrypt(unsigned char *enc_key,
|
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unsigned char *key,int key_len,EVP_PKEY *pub_key);
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int EVP_PKEY_type(int type);
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int EVP_PKEY_bits(EVP_PKEY *pkey);
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int EVP_PKEY_size(EVP_PKEY *pkey);
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int EVP_PKEY_assign(EVP_PKEY *pkey,int type,char *key);
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#ifndef NO_RSA
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int EVP_PKEY_set1_RSA(EVP_PKEY *pkey,RSA *key);
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RSA * EVP_PKEY_get1_RSA(EVP_PKEY *pkey);
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#endif
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#ifndef NO_DSA
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int EVP_PKEY_set1_DSA(EVP_PKEY *pkey,DSA *key);
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DSA * EVP_PKEY_get1_DSA(EVP_PKEY *pkey);
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#endif
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#ifndef NO_DH
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int EVP_PKEY_set1_DH(EVP_PKEY *pkey,DH *key);
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DH * EVP_PKEY_get1_DH(EVP_PKEY *pkey);
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#endif
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EVP_PKEY * EVP_PKEY_new(void);
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void EVP_PKEY_free(EVP_PKEY *pkey);
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EVP_PKEY * d2i_PublicKey(int type,EVP_PKEY **a, unsigned char **pp,
|
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long length);
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int i2d_PublicKey(EVP_PKEY *a, unsigned char **pp);
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EVP_PKEY * d2i_PrivateKey(int type,EVP_PKEY **a, unsigned char **pp,
|
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long length);
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EVP_PKEY * d2i_AutoPrivateKey(EVP_PKEY **a, unsigned char **pp,
|
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long length);
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int i2d_PrivateKey(EVP_PKEY *a, unsigned char **pp);
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int EVP_PKEY_copy_parameters(EVP_PKEY *to,EVP_PKEY *from);
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int EVP_PKEY_missing_parameters(EVP_PKEY *pkey);
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int EVP_PKEY_save_parameters(EVP_PKEY *pkey,int mode);
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int EVP_PKEY_cmp_parameters(EVP_PKEY *a,EVP_PKEY *b);
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|
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int EVP_CIPHER_type(const EVP_CIPHER *ctx);
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|
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/* calls methods */
|
|
int EVP_CIPHER_param_to_asn1(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
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int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type);
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|
|
/* These are used by EVP_CIPHER methods */
|
|
int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c,ASN1_TYPE *type);
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int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c,ASN1_TYPE *type);
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|
|
/* PKCS5 password based encryption */
|
|
int PKCS5_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
|
|
ASN1_TYPE *param, EVP_CIPHER *cipher, EVP_MD *md,
|
|
int en_de);
|
|
int PKCS5_PBKDF2_HMAC_SHA1(const char *pass, int passlen,
|
|
unsigned char *salt, int saltlen, int iter,
|
|
int keylen, unsigned char *out);
|
|
int PKCS5_v2_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
|
|
ASN1_TYPE *param, EVP_CIPHER *cipher, EVP_MD *md,
|
|
int en_de);
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|
|
|
void PKCS5_PBE_add(void);
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|
|
|
int EVP_PBE_CipherInit (ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
|
|
ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de);
|
|
int EVP_PBE_alg_add(int nid, EVP_CIPHER *cipher, EVP_MD *md,
|
|
EVP_PBE_KEYGEN *keygen);
|
|
void EVP_PBE_cleanup(void);
|
|
|
|
/* BEGIN ERROR CODES */
|
|
/* The following lines are auto generated by the script mkerr.pl. Any changes
|
|
* made after this point may be overwritten when the script is next run.
|
|
*/
|
|
void ERR_load_EVP_strings(void);
|
|
|
|
/* Error codes for the EVP functions. */
|
|
|
|
/* Function codes. */
|
|
#define EVP_F_D2I_PKEY 100
|
|
#define EVP_F_EVP_CIPHERINIT 123
|
|
#define EVP_F_EVP_CIPHER_CTX_CTRL 124
|
|
#define EVP_F_EVP_CIPHER_CTX_SET_KEY_LENGTH 122
|
|
#define EVP_F_EVP_DECRYPTFINAL 101
|
|
#define EVP_F_EVP_MD_CTX_COPY 110
|
|
#define EVP_F_EVP_OPENINIT 102
|
|
#define EVP_F_EVP_PBE_ALG_ADD 115
|
|
#define EVP_F_EVP_PBE_CIPHERINIT 116
|
|
#define EVP_F_EVP_PKCS82PKEY 111
|
|
#define EVP_F_EVP_PKCS8_SET_BROKEN 112
|
|
#define EVP_F_EVP_PKEY2PKCS8 113
|
|
#define EVP_F_EVP_PKEY_COPY_PARAMETERS 103
|
|
#define EVP_F_EVP_PKEY_DECRYPT 104
|
|
#define EVP_F_EVP_PKEY_ENCRYPT 105
|
|
#define EVP_F_EVP_PKEY_GET1_DH 119
|
|
#define EVP_F_EVP_PKEY_GET1_DSA 120
|
|
#define EVP_F_EVP_PKEY_GET1_RSA 121
|
|
#define EVP_F_EVP_PKEY_NEW 106
|
|
#define EVP_F_EVP_SIGNFINAL 107
|
|
#define EVP_F_EVP_VERIFYFINAL 108
|
|
#define EVP_F_PKCS5_PBE_KEYIVGEN 117
|
|
#define EVP_F_PKCS5_V2_PBE_KEYIVGEN 118
|
|
#define EVP_F_RC2_MAGIC_TO_METH 109
|
|
#define EVP_F_RC5_CTRL 125
|
|
|
|
/* Reason codes. */
|
|
#define EVP_R_BAD_DECRYPT 100
|
|
#define EVP_R_BN_DECODE_ERROR 112
|
|
#define EVP_R_BN_PUBKEY_ERROR 113
|
|
#define EVP_R_CIPHER_PARAMETER_ERROR 122
|
|
#define EVP_R_CTRL_NOT_IMPLEMENTED 132
|
|
#define EVP_R_CTRL_OPERATION_NOT_IMPLEMENTED 133
|
|
#define EVP_R_DECODE_ERROR 114
|
|
#define EVP_R_DIFFERENT_KEY_TYPES 101
|
|
#define EVP_R_ENCODE_ERROR 115
|
|
#define EVP_R_EVP_PBE_CIPHERINIT_ERROR 119
|
|
#define EVP_R_EXPECTING_AN_RSA_KEY 127
|
|
#define EVP_R_EXPECTING_A_DH_KEY 128
|
|
#define EVP_R_EXPECTING_A_DSA_KEY 129
|
|
#define EVP_R_INITIALIZATION_ERROR 134
|
|
#define EVP_R_INPUT_NOT_INITIALIZED 111
|
|
#define EVP_R_INVALID_KEY_LENGTH 130
|
|
#define EVP_R_IV_TOO_LARGE 102
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#define EVP_R_KEYGEN_FAILURE 120
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#define EVP_R_MISSING_PARAMETERS 103
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#define EVP_R_NO_CIPHER_SET 131
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#define EVP_R_NO_DSA_PARAMETERS 116
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#define EVP_R_NO_SIGN_FUNCTION_CONFIGURED 104
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#define EVP_R_NO_VERIFY_FUNCTION_CONFIGURED 105
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#define EVP_R_PKCS8_UNKNOWN_BROKEN_TYPE 117
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#define EVP_R_PUBLIC_KEY_NOT_RSA 106
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#define EVP_R_UNKNOWN_PBE_ALGORITHM 121
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#define EVP_R_UNSUPORTED_NUMBER_OF_ROUNDS 135
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#define EVP_R_UNSUPPORTED_CIPHER 107
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#define EVP_R_UNSUPPORTED_KEYLENGTH 123
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#define EVP_R_UNSUPPORTED_KEY_DERIVATION_FUNCTION 124
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#define EVP_R_UNSUPPORTED_KEY_SIZE 108
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#define EVP_R_UNSUPPORTED_PRF 125
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#define EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM 118
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#define EVP_R_UNSUPPORTED_SALT_TYPE 126
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#define EVP_R_WRONG_FINAL_BLOCK_LENGTH 109
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#define EVP_R_WRONG_PUBLIC_KEY_TYPE 110
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#ifdef __cplusplus
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}
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#endif
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#endif
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