VirtualBox

source: vbox/trunk/include/iprt/crc64.h@ 4919

Last change on this file since 4919 was 4071, checked in by vboxsync, 17 years ago

Biggest check-in ever. New source code headers for all (C) innotek files.

File size: 1.7 KB
Line 
1/** @file
2 * innotek Portable Runtime - CRC64.
3 */
4
5/*
6 * Copyright (C) 2006-2007 innotek GmbH
7 *
8 * This file is part of VirtualBox Open Source Edition (OSE), as
9 * available from http://www.virtualbox.org. This file is free software;
10 * you can redistribute it and/or modify it under the terms of the GNU
11 * General Public License as published by the Free Software Foundation,
12 * in version 2 as it comes in the "COPYING" file of the VirtualBox OSE
13 * distribution. VirtualBox OSE is distributed in the hope that it will
14 * be useful, but WITHOUT ANY WARRANTY of any kind.
15 */
16
17#ifndef ___iprt_crc64_h
18#define ___iprt_crc64_h
19
20
21#include <iprt/cdefs.h>
22#include <iprt/types.h>
23
24
25__BEGIN_DECLS
26
27/** @defgroup grp_rt_crc64 RTCrc64 - CRC64 Calculation
28 * @ingroup grp_rt
29 * @{
30 */
31
32/**
33 * Calculate CRC64 for a memory block.
34 *
35 * @returns CRC64 for the memory block.
36 * @param pv Pointer to the memory block.
37 * @param cb Size of the memory block in bytes.
38 */
39RTDECL(uint64_t) RTCrc64(const void *pv, size_t cb);
40
41/**
42 * Start a multiblock CRC64 calculation.
43 *
44 * @returns Start CRC64.
45 */
46RTDECL(uint64_t) RTCrc64Start(void);
47
48/**
49 * Processes a multiblock of a CRC64 calculation.
50 *
51 * @returns Intermediate CRC64 value.
52 * @param uCRC64 Current CRC64 intermediate value.
53 * @param pv The data block to process.
54 * @param cb The size of the data block in bytes.
55 */
56RTDECL(uint64_t) RTCrc64Process(uint64_t uCRC64, const void *pv, size_t cb);
57
58/**
59 * Complete a multiblock CRC64 calculation.
60 *
61 * @returns CRC64 value.
62 * @param uCRC64 Current CRC64 intermediate value.
63 */
64RTDECL(uint64_t) RTCrc64Finish(uint64_t uCRC64);
65
66
67
68/** @} */
69
70__END_DECLS
71
72#endif
73
74
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