Annotation of sys/crypto/michael.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: michael.h,v 1.1 2006/03/21 18:40:54 reyk Exp $ */
2:
3: /*
4: * Copyright (c) 2005, 2006 Reyk Floeter <reyk@openbsd.org>
5: *
6: * Permission to use, copy, modify, and distribute this software for any
7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
9: *
10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17: */
18:
19: #ifndef _MICHAEL_H_
20: #define _MICHAEL_H_
21:
22: #define MICHAEL_BLOCK_LENGTH 8
23: #define MICHAEL_RAW_BLOCK_LENGTH 4
24: #define MICHAEL_DIGEST_LENGTH 8
25:
26: typedef struct michael_context {
27: u_int32_t michael_key[2];
28: u_int32_t michael_l, michael_r;
29: u_int32_t michael_state;
30: u_int michael_count;
31: } MICHAEL_CTX;
32:
33: #include <sys/cdefs.h>
34:
35: __BEGIN_DECLS
36: void michael_init(MICHAEL_CTX *);
37: void michael_update(MICHAEL_CTX *, const u_int8_t *, u_int)
38: __attribute__((__bounded__(__buffer__, 2, 3)));
39: void michael_final(u_int8_t [MICHAEL_DIGEST_LENGTH], MICHAEL_CTX *)
40: __attribute__((__bounded__(__minbytes__, 1,
41: MICHAEL_DIGEST_LENGTH)));
42: void michael_key(const u_int8_t *, MICHAEL_CTX *)
43: __attribute__((__bounded__(__minbytes__, 1,
44: MICHAEL_BLOCK_LENGTH)));
45: __END_DECLS
46:
47: #endif /* _MICHAEL_H_ */
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