| 1 | /** @file
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| 2 | * innotek Portable Runtime - CRC64.
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| 3 | */
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| 4 |
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| 5 | /*
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| 6 | * Copyright (C) 2006-2007 Sun Microsystems, Inc.
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| 7 | *
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| 8 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 9 | * available from http://www.virtualbox.org. This file is free software;
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| 10 | * you can redistribute it and/or modify it under the terms of the GNU
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| 11 | * General Public License (GPL) as published by the Free Software
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| 12 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 13 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 14 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 15 | *
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| 16 | * The contents of this file may alternatively be used under the terms
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| 17 | * of the Common Development and Distribution License Version 1.0
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| 18 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 19 | * VirtualBox OSE distribution, in which case the provisions of the
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| 20 | * CDDL are applicable instead of those of the GPL.
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| 21 | *
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| 22 | * You may elect to license modified versions of this file under the
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| 23 | * terms and conditions of either the GPL or the CDDL or both.
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| 24 | *
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| 25 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
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| 26 | * Clara, CA 95054 USA or visit http://www.sun.com if you need
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| 27 | * additional information or have any questions.
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| 28 | */
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| 29 |
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| 30 | #ifndef ___iprt_crc64_h
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| 31 | #define ___iprt_crc64_h
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| 32 |
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| 33 |
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| 34 | #include <iprt/cdefs.h>
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| 35 | #include <iprt/types.h>
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| 36 |
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| 37 |
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| 38 | __BEGIN_DECLS
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| 39 |
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| 40 | /** @defgroup grp_rt_crc64 RTCrc64 - CRC64 Calculation
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| 41 | * @ingroup grp_rt
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| 42 | * @{
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| 43 | */
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| 44 |
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| 45 | /**
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| 46 | * Calculate CRC64 for a memory block.
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| 47 | *
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| 48 | * @returns CRC64 for the memory block.
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| 49 | * @param pv Pointer to the memory block.
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| 50 | * @param cb Size of the memory block in bytes.
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| 51 | */
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| 52 | RTDECL(uint64_t) RTCrc64(const void *pv, size_t cb);
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| 53 |
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| 54 | /**
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| 55 | * Start a multiblock CRC64 calculation.
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| 56 | *
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| 57 | * @returns Start CRC64.
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| 58 | */
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| 59 | RTDECL(uint64_t) RTCrc64Start(void);
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| 60 |
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| 61 | /**
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| 62 | * Processes a multiblock of a CRC64 calculation.
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| 63 | *
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| 64 | * @returns Intermediate CRC64 value.
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| 65 | * @param uCRC64 Current CRC64 intermediate value.
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| 66 | * @param pv The data block to process.
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| 67 | * @param cb The size of the data block in bytes.
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| 68 | */
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| 69 | RTDECL(uint64_t) RTCrc64Process(uint64_t uCRC64, const void *pv, size_t cb);
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| 70 |
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| 71 | /**
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| 72 | * Complete a multiblock CRC64 calculation.
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| 73 | *
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| 74 | * @returns CRC64 value.
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| 75 | * @param uCRC64 Current CRC64 intermediate value.
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| 76 | */
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| 77 | RTDECL(uint64_t) RTCrc64Finish(uint64_t uCRC64);
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| 78 |
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| 79 |
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| 80 |
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| 81 | /** @} */
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| 82 |
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| 83 | __END_DECLS
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| 84 |
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| 85 | #endif
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| 86 |
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| 87 |
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