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