rt-thread/bsp/tm4c129x/libraries/driverlib/sw_crc.h

//*****************************************************************************
//
// sw_crc.h - Prototypes for the software CRC functions.
//
// Copyright (c) 2010-2014 Texas Instruments Incorporated.  All rights reserved.
// Software License Agreement
// 
//   Redistribution and use in source and binary forms, with or without
//   modification, are permitted provided that the following conditions
//   are met:
// 
//   Redistributions of source code must retain the above copyright
//   notice, this list of conditions and the following disclaimer.
// 
//   Redistributions in binary form must reproduce the above copyright
//   notice, this list of conditions and the following disclaimer in the
//   documentation and/or other materials provided with the  
//   distribution.
// 
//   Neither the name of Texas Instruments Incorporated nor the names of
//   its contributors may be used to endorse or promote products derived
//   from this software without specific prior written permission.
// 
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// 
// This is part of revision 2.1.0.12573 of the Tiva Peripheral Driver Library.
//
//*****************************************************************************

#ifndef __DRIVERLIB_SW_CRC_H__
#define __DRIVERLIB_SW_CRC_H__

//*****************************************************************************
//
// If building with a C++ compiler, make all of the definitions in this header
// have a C binding.
//
//*****************************************************************************
#ifdef __cplusplus
extern "C"
{
#endif

//*****************************************************************************
//
// Prototypes for the functions.
//
//*****************************************************************************
extern uint8_t Crc8CCITT(uint8_t ui8Crc, const uint8_t *pui8Data,
                         uint32_t ui32Count);
extern uint16_t Crc16(uint16_t ui16Crc, const uint8_t *pui8Data,
                      uint32_t ui32Count);
extern uint16_t Crc16Array(uint32_t ui32WordLen, const uint32_t *pui32Data);
extern void Crc16Array3(uint32_t ui32WordLen, const uint32_t *pui32Data,
                        uint16_t *pui16Crc3);
extern uint32_t Crc32(uint32_t ui32Crc, const uint8_t *pui8Data,
                      uint32_t ui32Count);

//*****************************************************************************
//
// Mark the end of the C bindings section for C++ compilers.
//
//*****************************************************************************
#ifdef __cplusplus
}
#endif

#endif // __DRIVERLIB_SW_CRC_H__