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crc32.h
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1 /*************************************************************************************************/
2 /*!
3  * \file crc32.h
4  *
5  * \brief CRC-32 utilities.
6  *
7  * Copyright (c) 2010-2018 Arm Ltd. All Rights Reserved.
8  *
9  * Copyright (c) 2019-2020 Packetcraft, Inc.
10  *
11  * Licensed under the Apache License, Version 2.0 (the "License");
12  * you may not use this file except in compliance with the License.
13  * You may obtain a copy of the License at
14  *
15  * http://www.apache.org/licenses/LICENSE-2.0
16  *
17  * Unless required by applicable law or agreed to in writing, software
18  * distributed under the License is distributed on an "AS IS" BASIS,
19  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
20  * See the License for the specific language governing permissions and
21  * limitations under the License.
22  */
23 /*************************************************************************************************/
24 #ifndef CRC32_H
25 #define CRC32_H
26 
27 #ifdef __cplusplus
28 extern "C" {
29 #endif
30 
31 /*! \addtogroup WSF_UTIL_API
32  * \{ */
33 
34 /*************************************************************************************************/
35 /*!
36  * \brief Calculate the CRC-32 of the given buffer.
37  *
38  * \param crcInit Initial value of the CRC.
39  * \param len Length of the buffer.
40  * \param pBuf Buffer to compute the CRC.
41  *
42  * This routine was originally generated with crcmod.py using the following parameters:
43  * - polynomial 0x104C11DB7
44  * - bit reverse algorithm
45  */
46 /*************************************************************************************************/
47 uint32_t CalcCrc32(uint32_t crcInit, uint32_t len, const uint8_t *pBuf);
48 
49 /*! \} */ /* WSF_UTIL_API */
50 
51 #ifdef __cplusplus
52 };
53 #endif
54 
55 #endif /* CRC32_H */
CalcCrc32
uint32_t CalcCrc32(uint32_t crcInit, uint32_t len, const uint8_t *pBuf)
Calculate the CRC-32 of the given buffer.
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