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/* 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.]
*
* $FreeBSD$
*/
#ifndef _SHA_H_
#define _SHA_H_ 1
#include <sys/cdefs.h>
#include <sys/types.h> /* XXX switch to machine/ansi.h and __ types */
#define SHA_CBLOCK 64
#define SHA_LBLOCK 16
#define SHA_BLOCK 16
#define SHA_LAST_BLOCK 56
#define SHA_LENGTH_BLOCK 8
#define SHA_DIGEST_LENGTH 20
typedef struct SHAstate_st {
u_int32_t h0, h1, h2, h3, h4;
u_int32_t Nl, Nh;
u_int32_t data[SHA_LBLOCK];
int num;
} SHA_CTX;
#define SHA1_CTX SHA_CTX
__BEGIN_DECLS
void SHA_Init(SHA_CTX *c);
void SHA_Update(SHA_CTX *c, const unsigned char *data, size_t len);
void SHA_Final(unsigned char *md, SHA_CTX *c);
char *SHA_End(SHA_CTX *, char *);
char *SHA_File(const char *, char *);
char *SHA_FileChunk(const char *, char *, off_t, off_t);
char *SHA_Data(const unsigned char *, unsigned int, char *);
void SHA1_Init(SHA_CTX *c);
void SHA1_Update(SHA_CTX *c, const unsigned char *data, size_t len);
void SHA1_Final(unsigned char *md, SHA_CTX *c);
char *SHA1_End(SHA_CTX *, char *);
char *SHA1_File(const char *, char *);
char *SHA1_FileChunk(const char *, char *, off_t, off_t);
char *SHA1_Data(const unsigned char *, unsigned int, char *);
__END_DECLS
#endif /* !_SHA_H_ */
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