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

79 lines
3.3 KiB
C

//*****************************************************************************
//
// sw_crc.h - Prototypes for the software CRC functions.
//
// Copyright (c) 2010-2020 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
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// This is part of revision 2.2.0.295 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__