75 lines
2.1 KiB
C
75 lines
2.1 KiB
C
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/*
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* Copyright (c) 2022 OpenLuat & AirM2M
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef __AIR105_CRC_H
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#define __AIR105_CRC_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Includes ------------------------------------------------------------------*/
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#include "air105.h"
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/* Exported types ------------------------------------------------------------*/
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typedef enum
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{
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CRC_16 = 0x01,
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CRC_16_Modbus = 0x02,
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CRC_CCITT_0xffff = 0x03,
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CRC_CCITT_XModem = 0x04,
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CRC_32 = 0x05
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}CRC_Param_TypeDef;
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typedef enum
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{
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CRC_Poly_16_1021 = 0x01,
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CRC_Poly_16_8005 = 0x02,
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CRC_Poly_32_04C11DB7 = 0x03
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}CRC_Poly_TypeDef;
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typedef enum
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{
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CRC_PolyMode_Normal = 0x01,
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CRC_PolyMode_Reversed = 0x02,
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}CRC_PolyMode_TypeDef;
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typedef struct
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{
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CRC_Poly_TypeDef CRC_Poly;
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CRC_PolyMode_TypeDef CRC_PolyMode;
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uint32_t CRC_Init_Value;
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uint32_t CRC_Xor_Value;
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}CRC_ConfigTypeDef;
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uint32_t CRC_CalcBlockCRC(uint32_t CRC_type, uint8_t *pData, uint32_t len);
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uint32_t CRC_Calc(CRC_ConfigTypeDef *CRC_Config, uint8_t *pData, uint32_t len);
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#ifdef __cplusplus
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}
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#endif
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#endif
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