46 lines
1.6 KiB
C
46 lines
1.6 KiB
C
/* $OpenBSD: michael.h,v 1.2 2012/12/05 23:20:15 deraadt Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 2005, 2006 Reyk Floeter <reyk@openbsd.org>
|
|
*
|
|
* Permission to use, copy, modify, and distribute this software for any
|
|
* purpose with or without fee is hereby granted, provided that the above
|
|
* copyright notice and this permission notice appear in all copies.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
|
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
|
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
|
|
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
|
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
|
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
|
|
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
|
*/
|
|
|
|
#ifndef _MICHAEL_H_
|
|
#define _MICHAEL_H_
|
|
|
|
#define MICHAEL_BLOCK_LENGTH 8
|
|
#define MICHAEL_RAW_BLOCK_LENGTH 4
|
|
#define MICHAEL_DIGEST_LENGTH 8
|
|
|
|
typedef struct michael_context {
|
|
u_int32_t michael_key[2];
|
|
u_int32_t michael_l, michael_r;
|
|
u_int32_t michael_state;
|
|
u_int michael_count;
|
|
} MICHAEL_CTX;
|
|
|
|
__BEGIN_DECLS
|
|
void michael_init(MICHAEL_CTX *);
|
|
void michael_update(MICHAEL_CTX *, const u_int8_t *, u_int)
|
|
__attribute__((__bounded__(__buffer__, 2, 3)));
|
|
void michael_final(u_int8_t [MICHAEL_DIGEST_LENGTH], MICHAEL_CTX *)
|
|
__attribute__((__bounded__(__minbytes__, 1,
|
|
MICHAEL_DIGEST_LENGTH)));
|
|
void michael_key(const u_int8_t *, MICHAEL_CTX *)
|
|
__attribute__((__bounded__(__minbytes__, 1,
|
|
MICHAEL_BLOCK_LENGTH)));
|
|
__END_DECLS
|
|
|
|
#endif /* _MICHAEL_H_ */
|