1 /************************************************************************* 2 * 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * Copyright 2000, 2010 Oracle and/or its affiliates. 6 * 7 * OpenOffice.org - a multi-platform office productivity suite 8 * 9 * This file is part of OpenOffice.org. 10 * 11 * OpenOffice.org is free software: you can redistribute it and/or modify 12 * it under the terms of the GNU Lesser General Public License version 3 13 * only, as published by the Free Software Foundation. 14 * 15 * OpenOffice.org is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU Lesser General Public License version 3 for more details 19 * (a copy is included in the LICENSE file that accompanied this code). 20 * 21 * You should have received a copy of the GNU Lesser General Public License 22 * version 3 along with OpenOffice.org. If not, see 23 * <http://www.openoffice.org/license.html> 24 * for a copy of the LGPLv3 License. 25 * 26 ************************************************************************/ 27 28 #ifndef _RTL_CRC_H_ 29 #define _RTL_CRC_H_ "$Revision: 1.4 $" 30 31 #include <sal/types.h> 32 33 #ifdef __cplusplus 34 extern "C" { 35 #endif 36 37 /*======================================================================== 38 * 39 * rtl_crc32 interface. 40 * 41 *======================================================================*/ 42 /** Evaluate CRC32 over given data. 43 @descr This function evaluates the CRC polynomial 0xEDB88320. 44 45 @param Crc [in] CRC32 over previous data or zero. 46 @param Data [in] data buffer. 47 @param DatLen [in] data buffer length. 48 @return new CRC32 value. 49 */ 50 sal_uInt32 SAL_CALL rtl_crc32 ( 51 sal_uInt32 Crc, 52 const void *Data, sal_uInt32 DatLen 53 ) SAL_THROW_EXTERN_C(); 54 55 /*======================================================================== 56 * 57 * The End. 58 * 59 *======================================================================*/ 60 61 #ifdef __cplusplus 62 } 63 #endif 64 65 #endif /* _RTL_CRC_H_ */ 66 67