xref: /illumos-gate/usr/src/uts/common/gssapi/mechs/krb5/include/crc-32.h (revision bcd524b5c10222cf2a1ef37ac7ea8bf1baa3a2ee)
1 #pragma ident	"%Z%%M%	%I%	%E% SMI"
2 /*
3  * include/krb5/crc-32.h
4  *
5  * Copyright 1989,1990 by the Massachusetts Institute of Technology.
6  * All Rights Reserved.
7  *
8  * Export of this software from the United States of America may
9  *   require a specific license from the United States Government.
10  *   It is the responsibility of any person or organization contemplating
11  *   export to obtain such a license before exporting.
12  *
13  * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
14  * distribute this software and its documentation for any purpose and
15  * without fee is hereby granted, provided that the above copyright
16  * notice appear in all copies and that both that copyright notice and
17  * this permission notice appear in supporting documentation, and that
18  * the name of M.I.T. not be used in advertising or publicity pertaining
19  * to distribution of the software without specific, written prior
20  * permission.  M.I.T. makes no representations about the suitability of
21  * this software for any purpose.  It is provided "as is" without express
22  * or implied warranty.
23  *
24  *
25  * Definitions for the CRC-32 checksum
26  */
27 
28 
29 #ifndef KRB5_CRC32__
30 #define KRB5_CRC32__
31 
32 #define CRC32_CKSUM_LENGTH	4
33 
34 void
35 mit_crc32 (const krb5_pointer in, const size_t in_length, unsigned long *c);
36 
37 #ifdef CRC32_SHIFT4
38 void mit_crc32_shift4(const krb5_pointer /* in */,
39 		    const size_t /* in_length */,
40 		    unsigned long * /* cksum */);
41 #endif
42 
43 #endif /* KRB5_CRC32__ */
44