108 lines
4.4 KiB
C
108 lines
4.4 KiB
C
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
|
|
* All rights reserved.
|
|
*
|
|
* This package is an SSL implementation written
|
|
* by Eric Young (eay@cryptsoft.com).
|
|
* The implementation was written so as to conform with Netscapes SSL.
|
|
*
|
|
* This library is free for commercial and non-commercial use as long as
|
|
* the following conditions are aheared to. The following conditions
|
|
* apply to all code found in this distribution, be it the RC4, RSA,
|
|
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
|
|
* included with this distribution is covered by the same copyright terms
|
|
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
|
|
*
|
|
* Copyright remains Eric Young's, and as such any Copyright notices in
|
|
* the code are not to be removed.
|
|
* If this package is used in a product, Eric Young should be given attribution
|
|
* as the author of the parts of the library used.
|
|
* This can be in the form of a textual message at program startup or
|
|
* in documentation (online or textual) provided with the package.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* "This product includes cryptographic software written by
|
|
* Eric Young (eay@cryptsoft.com)"
|
|
* The word 'cryptographic' can be left out if the rouines from the library
|
|
* being used are not cryptographic related :-).
|
|
* 4. If you include any Windows specific code (or a derivative thereof) from
|
|
* the apps directory (application code) you must include an acknowledgement:
|
|
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* The licence and distribution terms for any publically available version or
|
|
* derivative of this code cannot be changed. i.e. this code cannot simply be
|
|
* copied and put under another distribution licence
|
|
* [including the GNU Public Licence.] */
|
|
|
|
#ifndef OPENSSL_HEADER_MD5_H
|
|
#define OPENSSL_HEADER_MD5_H
|
|
|
|
#include <openssl/base.h>
|
|
|
|
#if defined(__cplusplus)
|
|
extern "C" {
|
|
#endif
|
|
|
|
|
|
// MD5.
|
|
|
|
|
|
// MD5_CBLOCK is the block size of MD5.
|
|
#define MD5_CBLOCK 64
|
|
|
|
// MD5_DIGEST_LENGTH is the length of an MD5 digest.
|
|
#define MD5_DIGEST_LENGTH 16
|
|
|
|
// MD5_Init initialises |md5| and returns one.
|
|
OPENSSL_EXPORT int MD5_Init(MD5_CTX *md5);
|
|
|
|
// MD5_Update adds |len| bytes from |data| to |md5| and returns one.
|
|
OPENSSL_EXPORT int MD5_Update(MD5_CTX *md5, const void *data, size_t len);
|
|
|
|
// MD5_Final adds the final padding to |md5| and writes the resulting digest to
|
|
// |md|, which must have at least |MD5_DIGEST_LENGTH| bytes of space. It
|
|
// returns one.
|
|
OPENSSL_EXPORT int MD5_Final(uint8_t *md, MD5_CTX *md5);
|
|
|
|
// MD5 writes the digest of |len| bytes from |data| to |out| and returns |out|.
|
|
// There must be at least |MD5_DIGEST_LENGTH| bytes of space in |out|.
|
|
OPENSSL_EXPORT uint8_t *MD5(const uint8_t *data, size_t len, uint8_t *out);
|
|
|
|
// MD5_Transform is a low-level function that performs a single, MD5 block
|
|
// transformation using the state from |md5| and 64 bytes from |block|.
|
|
OPENSSL_EXPORT void MD5_Transform(MD5_CTX *md5, const uint8_t *block);
|
|
|
|
struct md5_state_st {
|
|
uint32_t h[4];
|
|
uint32_t Nl, Nh;
|
|
uint8_t data[MD5_CBLOCK];
|
|
unsigned num;
|
|
};
|
|
|
|
|
|
#if defined(__cplusplus)
|
|
} // extern C
|
|
#endif
|
|
|
|
#endif // OPENSSL_HEADER_MD5_H
|