32343
843447835d
- IPS200 display menu with real-time status and parameter settings - Camera image processing and line tracking - IMU attitude solution and PID control - WiFi SPI oscilloscope data transmission
131 lines
4.9 KiB
C
131 lines
4.9 KiB
C
/**
|
|
* \file Ifx_Crc.h
|
|
* \brief CRC algorithm
|
|
*
|
|
* \version disabled
|
|
* \copyright Copyright (c) 2013 Infineon Technologies AG. All rights reserved.
|
|
*
|
|
*
|
|
* IMPORTANT NOTICE
|
|
*
|
|
*
|
|
* Use of this file is subject to the terms of use agreed between (i) you or
|
|
* the company in which ordinary course of business you are acting and (ii)
|
|
* Infineon Technologies AG or its licensees. If and as long as no such
|
|
* terms of use are agreed, use of this file is subject to following:
|
|
|
|
|
|
* Boost Software License - Version 1.0 - August 17th, 2003
|
|
|
|
* Permission is hereby granted, free of charge, to any person or
|
|
* organization obtaining a copy of the software and accompanying
|
|
* documentation covered by this license (the "Software") to use, reproduce,
|
|
* display, distribute, execute, and transmit the Software, and to prepare
|
|
* derivative works of the Software, and to permit third-parties to whom the
|
|
* Software is furnished to do so, all subject to the following:
|
|
|
|
* The copyright notices in the Software and this entire statement, including
|
|
* the above license grant, this restriction and the following disclaimer, must
|
|
* be included in all copies of the Software, in whole or in part, and all
|
|
* derivative works of the Software, unless such copies or derivative works are
|
|
* solely in the form of machine-executable object code generated by a source
|
|
* language processor.
|
|
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
|
|
* SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
|
|
* FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
|
|
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
|
* DEALINGS IN THE SOFTWARE.
|
|
|
|
*
|
|
* \defgroup library_srvsw_sysse_math_crc CRC
|
|
* This module implements CRC algorithm
|
|
* \ingroup library_srvsw_sysse_math
|
|
*
|
|
*/
|
|
|
|
#ifndef IFX_CRC_H
|
|
#define IFX_CRC_H 1
|
|
//---------------------------------------------------------------------------
|
|
#include "Cpu/Std/Ifx_Types.h"
|
|
|
|
#ifndef CRC_ENABLE_DPIPE
|
|
#define CRC_ENABLE_DPIPE 0
|
|
#endif
|
|
|
|
#if CRC_ENABLE_DPIPE
|
|
#include "IfxStdIf_DPipe.h"
|
|
#endif
|
|
//---------------------------------------------------------------------------
|
|
typedef struct
|
|
{
|
|
sint32 order;
|
|
uint32 polynom;
|
|
sint32 refin;
|
|
uint32 crchighbit;
|
|
uint32 crcmask;
|
|
}Ifc_Crc_Table;
|
|
typedef struct
|
|
{
|
|
Ifc_Crc_Table data; /**< \brief CRC data, must be 1st member of the struct */
|
|
uint8 crctab[256]; /**< \brief CRC Table, must be 2st member of the struct */
|
|
}Ifc_Crc_Table8;
|
|
|
|
typedef struct
|
|
{
|
|
Ifc_Crc_Table data; /**< \brief CRC data, must be 1st member of the struct */
|
|
uint16 crctab[256]; /**< \brief CRC Table, must be 2st member of the struct */
|
|
}Ifc_Crc_Table16;
|
|
|
|
typedef struct
|
|
{
|
|
Ifc_Crc_Table data; /**< \brief CRC data, must be 1st member of the struct */
|
|
uint32 crctab[256]; /**< \brief CRC Table, must be 2st member of the struct */
|
|
}Ifc_Crc_Table32;
|
|
|
|
typedef struct
|
|
{
|
|
uint32 crcxor;
|
|
sint32 refout;
|
|
|
|
uint32 crcinit_direct;
|
|
uint32 crcinit_nondirect;
|
|
const Ifc_Crc_Table *table;
|
|
}Ifc_Crc;
|
|
|
|
/** \addtogroup library_srvsw_sysse_math_crc
|
|
* \{ */
|
|
/**
|
|
* \param direct [0,1] specifies the kind of algorithm: 1=direct, no augmented zero bits
|
|
* \param driver pointer to the crc driver
|
|
* \param table pointer to crc table
|
|
* \param direct direct
|
|
* \param crcinit is the initial CRC value belonging to that algorithm
|
|
* \param crcxor is the final XOR value
|
|
* \param refout [0,1] specifies if the CRC will be reflected before XOR
|
|
* \param table pointer to the table: Ifc_Crc_Table8, Ifc_Crc_Table16, Ifc_Crc_Table32
|
|
*/
|
|
boolean Ifx_Crc_init(Ifc_Crc *driver, const Ifc_Crc_Table *table, sint32 direct, sint32 refout, uint32 crcinit, uint32 crcxor);
|
|
/**
|
|
* \param table pointer to the crc table
|
|
* \param order [1..32] is the CRC polynom order, counted without the leading '1' bit
|
|
* \param polynom is the CRC polynom without leading '1' bit
|
|
* \param refin [0,1] specifies if a data byte is reflected before processing (UART) or not
|
|
*/
|
|
boolean Ifx_Crc_createTable(Ifc_Crc_Table *table, sint32 order, uint32 polynom, sint32 refin);
|
|
|
|
#if CRC_ENABLE_DPIPE
|
|
boolean Ifx_Crc_Test(Ifc_Crc *driver, uint8 *string, uint32 length, IfxStdIf_DPipe *io);
|
|
void Ifx_Crc_printTable(Ifc_Crc_Table *table, IfxStdIf_DPipe *io);
|
|
#endif
|
|
uint32 Ifx_Crc_tableFast(Ifc_Crc *driver, uint8 *p, uint32 len);
|
|
uint32 Ifx_Crc_table(Ifc_Crc *driver, uint8 *p, uint32 len);
|
|
uint32 Ifx_Crc_bitByBit(Ifc_Crc *driver, uint8 *p, uint32 len);
|
|
uint32 Ifx_Crc_bitByBitFast(Ifc_Crc *driver, uint8 *p, uint32 len);
|
|
/** \} */
|
|
|
|
//---------------------------------------------------------------------------
|
|
#endif // IFX_CRC_H
|