xref: /aoo4110/main/sal/inc/rtl/crc.h (revision b1cdbd2c)
1*b1cdbd2cSJim Jagielski /**************************************************************
2*b1cdbd2cSJim Jagielski  *
3*b1cdbd2cSJim Jagielski  * Licensed to the Apache Software Foundation (ASF) under one
4*b1cdbd2cSJim Jagielski  * or more contributor license agreements.  See the NOTICE file
5*b1cdbd2cSJim Jagielski  * distributed with this work for additional information
6*b1cdbd2cSJim Jagielski  * regarding copyright ownership.  The ASF licenses this file
7*b1cdbd2cSJim Jagielski  * to you under the Apache License, Version 2.0 (the
8*b1cdbd2cSJim Jagielski  * "License"); you may not use this file except in compliance
9*b1cdbd2cSJim Jagielski  * with the License.  You may obtain a copy of the License at
10*b1cdbd2cSJim Jagielski  *
11*b1cdbd2cSJim Jagielski  *   http://www.apache.org/licenses/LICENSE-2.0
12*b1cdbd2cSJim Jagielski  *
13*b1cdbd2cSJim Jagielski  * Unless required by applicable law or agreed to in writing,
14*b1cdbd2cSJim Jagielski  * software distributed under the License is distributed on an
15*b1cdbd2cSJim Jagielski  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16*b1cdbd2cSJim Jagielski  * KIND, either express or implied.  See the License for the
17*b1cdbd2cSJim Jagielski  * specific language governing permissions and limitations
18*b1cdbd2cSJim Jagielski  * under the License.
19*b1cdbd2cSJim Jagielski  *
20*b1cdbd2cSJim Jagielski  *************************************************************/
21*b1cdbd2cSJim Jagielski 
22*b1cdbd2cSJim Jagielski 
23*b1cdbd2cSJim Jagielski 
24*b1cdbd2cSJim Jagielski #ifndef _RTL_CRC_H_
25*b1cdbd2cSJim Jagielski #define _RTL_CRC_H_ "$Revision: 1.4 $"
26*b1cdbd2cSJim Jagielski 
27*b1cdbd2cSJim Jagielski #include <sal/types.h>
28*b1cdbd2cSJim Jagielski 
29*b1cdbd2cSJim Jagielski #ifdef __cplusplus
30*b1cdbd2cSJim Jagielski extern "C" {
31*b1cdbd2cSJim Jagielski #endif
32*b1cdbd2cSJim Jagielski 
33*b1cdbd2cSJim Jagielski /*========================================================================
34*b1cdbd2cSJim Jagielski  *
35*b1cdbd2cSJim Jagielski  * rtl_crc32 interface.
36*b1cdbd2cSJim Jagielski  *
37*b1cdbd2cSJim Jagielski  *======================================================================*/
38*b1cdbd2cSJim Jagielski /** Evaluate CRC32 over given data.
39*b1cdbd2cSJim Jagielski     @descr This function evaluates the CRC polynomial 0xEDB88320.
40*b1cdbd2cSJim Jagielski 
41*b1cdbd2cSJim Jagielski     @param  Crc    [in] CRC32 over previous data or zero.
42*b1cdbd2cSJim Jagielski 	@param  Data   [in] data buffer.
43*b1cdbd2cSJim Jagielski 	@param  DatLen [in] data buffer length.
44*b1cdbd2cSJim Jagielski 	@return new CRC32 value.
45*b1cdbd2cSJim Jagielski  */
46*b1cdbd2cSJim Jagielski sal_uInt32 SAL_CALL rtl_crc32 (
47*b1cdbd2cSJim Jagielski 	sal_uInt32  Crc,
48*b1cdbd2cSJim Jagielski 	const void *Data, sal_uInt32 DatLen
49*b1cdbd2cSJim Jagielski ) SAL_THROW_EXTERN_C();
50*b1cdbd2cSJim Jagielski 
51*b1cdbd2cSJim Jagielski /*========================================================================
52*b1cdbd2cSJim Jagielski  *
53*b1cdbd2cSJim Jagielski  * The End.
54*b1cdbd2cSJim Jagielski  *
55*b1cdbd2cSJim Jagielski  *======================================================================*/
56*b1cdbd2cSJim Jagielski 
57*b1cdbd2cSJim Jagielski #ifdef __cplusplus
58*b1cdbd2cSJim Jagielski }
59*b1cdbd2cSJim Jagielski #endif
60*b1cdbd2cSJim Jagielski 
61*b1cdbd2cSJim Jagielski #endif /* _RTL_CRC_H_ */
62*b1cdbd2cSJim Jagielski 
63