mirror of
https://github.com/ETLCPP/etl.git
synced 2026-11-09 14:49:53 +08:00
Intermediate commit
This commit is contained in:
John Wellbelove
parent
23bf71d06a
commit
33f3d21300
@ -32,11 +32,8 @@ SOFTWARE.
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#define ETL_CRC16_EX_INCLUDED
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#include "../platform.h"
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#include "crc_implementation.h"
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#if defined(ETL_COMPILER_KEIL)
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#pragma diag_suppress 1300
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#endif
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#include "crc_implementation_2.h"
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#include "crc_parameters.h"
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///\defgroup crc16 16 bit CRC calculation
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///\ingroup crc
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@ -45,8 +42,12 @@ namespace etl
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{
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namespace crc
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{
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#if ETL_CPP11_SUPPORTED
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template <size_t Table_Size>
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class crc16_t : public etl::private_crc::crc_type<uint16_t, 0x8005U, 0x0000U, 0x0000U, true, Table_Size>
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using crc16_t = etl::crc_type<etl::private_crc::crc16_parameters, Table_Size>;
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#else
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template <size_t Table_Size>
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class crc16_t : public etl::private_crc::crc_type<etl::private_crc::crc16_parameters, Table_Size>
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{
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public:
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@ -72,6 +73,7 @@ namespace etl
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this->add(begin, end);
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}
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};
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#endif
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typedef etl::crc::crc16_t<256U> crc16_t256;
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typedef etl::crc::crc16_t<16U> crc16_t16;
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@ -32,21 +32,19 @@ SOFTWARE.
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#define ETL_CRC8_CCITT_EXP_INCLUDED
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#include "../platform.h"
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#include "crc_implementation.h"
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#if defined(ETL_COMPILER_KEIL)
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#pragma diag_suppress 1300
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#endif
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///\defgroup crc8_ccitt 8 bit CRC calculation
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///\ingroup crc
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#include "crc_implementation_2.h"
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#include "crc_parameters.h"
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namespace etl
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{
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namespace crc
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{
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#if ETL_CPP11_SUPPORTED
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template <size_t Table_Size>
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class crc8_ccitt_t : public etl::private_crc::crc_type<uint8_t, 0x07U, 0x00U, 0x00U, false, Table_Size>
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using crc8_ccitt_t = etl::crc_type<etl::private_crc::crc8_ccitt_parameters, Table_Size>;
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#else
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template <size_t Table_Size>
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class crc8_ccitt_t : public etl::crc_type<etl::private_crc::crc8_ccitt_parameters, Table_Size>
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{
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public:
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@ -72,11 +70,12 @@ namespace etl
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this->add(begin, end);
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}
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};
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typedef etl::crc::crc8_ccitt_t<256U> crc8_ccitt_t256;
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typedef etl::crc::crc8_ccitt_t<16U> crc8_ccitt_t16;
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typedef etl::crc::crc8_ccitt_t<4U> crc8_ccitt_t4;
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typedef crc8_ccitt_t256 crc8_ccitt;
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#endif
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typedef crc8_ccitt_t<256U> crc8_ccitt_t256;
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typedef crc8_ccitt_t<16U> crc8_ccitt_t16;
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typedef crc8_ccitt_t<4U> crc8_ccitt_t4;
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typedef crc8_ccitt_t256 crc8_ccitt;
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}
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}
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@ -32,11 +32,8 @@ SOFTWARE.
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#define ETL_CRC8_ROHC_EXP_INCLUDED
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#include "../platform.h"
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#include "crc_implementation.h"
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#if defined(ETL_COMPILER_KEIL)
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#pragma diag_suppress 1300
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#endif
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#include "crc_implementation_2.h"
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#include "crc_parameters.h"
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///\defgroup rohc 8 bit CRC calculation
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///\ingroup crc
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@ -45,8 +42,12 @@ namespace etl
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{
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namespace crc
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{
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#if ETL_CPP11_SUPPORTED
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template <size_t Table_Size>
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class crc8_rohc_t : public etl::private_crc::crc_type<uint8_t, 0x07U, 0xFFU, 0x00U, true, Table_Size>
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using crc8_rohc_t = etl::crc_type<etl::private_crc::crc8_rohc_parameters, Table_Size>;
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#else
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template <size_t Table_Size>
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class crc8_rohc_t : public etl::private_crc::crc_type<etl::private_crc::crc8_rohc_parameters, Table_Size>
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{
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public:
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@ -72,6 +73,7 @@ namespace etl
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this->add(begin, end);
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}
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};
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#endif
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typedef etl::crc::crc8_rohc_t<256U> crc8_rohc_t256;
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typedef etl::crc::crc8_rohc_t<16U> crc8_rohc_t16;
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650
include/etl/experimental/crc_implementation_2.h
Normal file
650
include/etl/experimental/crc_implementation_2.h
Normal file
@ -0,0 +1,650 @@
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#pragma once
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#include "../platform.h"
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#include "../frame_check_sequence.h"
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#include "../static_assert.h"
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#include "../binary.h"
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#include "stdint.h"
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namespace etl
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{
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namespace private_crc
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{
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//*****************************************************************************
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/// CRC Traits
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//*****************************************************************************
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template <size_t Table_Size>
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struct crc_traits;
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//*********************************
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// Traits for table size of 4.
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template <>
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struct crc_traits<4U>
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{
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static ETL_CONSTANT uint8_t Chunk_Mask = 0x03U;
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static ETL_CONSTANT size_t Chunk_Bits = 2U;
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};
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//*********************************
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// Traits for table size of 16.
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template <>
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struct crc_traits<16U>
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{
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static ETL_CONSTANT uint8_t Chunk_Mask = 0x0FU;
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static ETL_CONSTANT size_t Chunk_Bits = 4U;
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};
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//*********************************
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// Traits for table size of 256.
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template <>
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struct crc_traits<256U>
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{
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static ETL_CONSTANT uint8_t Chunk_Mask = 0xFFU;
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static ETL_CONSTANT size_t Chunk_Bits = 8U;
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};
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//*****************************************************************************
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/// CRC Entry
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//*****************************************************************************
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template <typename TCrcParameters, typename TCrcParameters::accumulator_type Entry>
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class crc_entry
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{
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private:
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typename typedef TCrcParameters::accumulator_type accumulator_type;
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static ETL_CONSTANT size_t Accumulator_Bits = TCrcParameters::Accumulator_Bits;
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static ETL_CONSTANT accumulator_type Polynomial = TCrcParameters::Polynomial;
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static ETL_CONSTANT bool Reflect = TCrcParameters::Reflect;
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static ETL_CONSTANT bool Do_Poly = Reflect ? (Entry & accumulator_type(1U)) != 0U
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: (Entry & (accumulator_type(1U) << (Accumulator_Bits - 1U))) != 0U;
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public:
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static ETL_CONSTANT accumulator_type value = Reflect ? accumulator_type(Do_Poly ? (Entry >> 1U) ^ etl::reverse_bits_const<accumulator_type, Polynomial>::value : (Entry >> 1U))
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: accumulator_type(Do_Poly ? (Entry << 1U) ^ Polynomial : (Entry << 1U));
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};
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//*****************************************************************************
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/// CRC Table Entry
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//*****************************************************************************
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template <typename TCrcParameters, size_t Index, uint8_t Chunk_Bits>
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class crc_table_entry
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{
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ETL_STATIC_ASSERT((Chunk_Bits == 2U) || (Chunk_Bits == 4U) || (Chunk_Bits == 8U), "Chunk bits must be 2, 4 or 8");
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};
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//*********************************
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// Chunk bit size of 8.
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template <typename TCrcParameters, size_t Index>
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class crc_table_entry<TCrcParameters, Index, 8U>
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{
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public:
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typedef typename TCrcParameters::accumulator_type accumulator_type;
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static ETL_CONSTANT size_t Accumulator_Bits = TCrcParameters::Accumulator_Bits;
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static ETL_CONSTANT size_t Shift_Bits = size_t(Accumulator_Bits - 8U);
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static ETL_CONSTANT accumulator_type Entry = TCrcParameters::Reflect ? accumulator_type(Index) : accumulator_type(accumulator_type(Index) << Shift_Bits);
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static ETL_CONSTANT accumulator_type value = crc_entry<TCrcParameters,
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crc_entry<TCrcParameters,
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crc_entry<TCrcParameters,
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crc_entry<TCrcParameters,
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crc_entry<TCrcParameters,
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crc_entry<TCrcParameters,
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crc_entry<TCrcParameters,
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crc_entry<TCrcParameters, Entry>::value>::value>::value>::value>::value>::value>::value>::value;
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};
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//*********************************
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// Chunk bit size of 4.
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template <typename TCrcParameters, size_t Index>
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class crc_table_entry<TCrcParameters, Index, 4U>
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{
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public:
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typedef typename TCrcParameters::accumulator_type accumulator_type;
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static ETL_CONSTANT size_t Accumulator_Bits = TCrcParameters::Accumulator_Bits;
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static ETL_CONSTANT size_t Shift_Bits = size_t(Accumulator_Bits - 4U);
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static ETL_CONSTANT accumulator_type Entry = TCrcParameters::Reflect ? accumulator_type(Index) : accumulator_type(accumulator_type(Index) << Shift_Bits);
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static const accumulator_type value = crc_entry<TCrcParameters,
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crc_entry<TCrcParameters,
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crc_entry<TCrcParameters,
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crc_entry<TCrcParameters, Entry>::value>::value>::value>::value;
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};
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//*********************************
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// Chunk bit size of 2.
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template <typename TCrcParameters, size_t Index>
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class crc_table_entry<TCrcParameters, Index, 2U>
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{
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public:
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typedef typename TCrcParameters::accumulator_type accumulator_type;
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static ETL_CONSTANT size_t Accumulator_Bits = TCrcParameters::Accumulator_Bits;
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static ETL_CONSTANT size_t Shift_Bits = size_t(Accumulator_Bits - 2U);
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static ETL_CONSTANT accumulator_type Entry = TCrcParameters::Reflect ? accumulator_type(Index) : accumulator_type(accumulator_type(Index) << Shift_Bits);
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static const accumulator_type value = crc_entry<TCrcParameters,
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crc_entry<TCrcParameters, Entry>::value>::value;
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};
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//*************************************************************************
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// Accumulator_Bits > Chunk_Bits and not reflected
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template <typename TAccumulator, uint8_t Chunk_Mask, uint8_t Chunk_Bits, uint8_t Accumulator_Bits, bool Reflect>
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typename etl::enable_if<(Accumulator_Bits > Chunk_Bits) && !Reflect, TAccumulator>::type
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crc_update_chunk(TAccumulator crc, uint8_t value, const TAccumulator table[])
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{
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size_t index = (crc >> (Accumulator_Bits - Chunk_Bits)) ^ value;
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crc <<= Chunk_Bits;
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crc ^= table[index];
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return crc;
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}
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//*************************************************************************
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// Accumulator_Bits > Chunk_Bits and reflected
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template <typename TAccumulator, uint8_t Chunk_Mask, uint8_t Chunk_Bits, uint8_t Accumulator_Bits, bool Reflect>
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typename etl::enable_if<(Accumulator_Bits > Chunk_Bits) && Reflect, TAccumulator>::type
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crc_update_chunk(TAccumulator crc, uint8_t value, const TAccumulator table[])
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{
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size_t index = (crc & Chunk_Mask) ^ value;
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crc >>= Chunk_Bits;
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crc ^= table[index];
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return crc;
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}
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//*************************************************************************
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// Accumulator_Bits == Chunk_Bits and not reflected
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template <typename TAccumulator, uint8_t Chunk_Mask, uint8_t Chunk_Bits, uint8_t Accumulator_Bits, bool Reflect>
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typename etl::enable_if<(Accumulator_Bits == Chunk_Bits) && !Reflect, TAccumulator>::type
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crc_update_chunk(TAccumulator crc, uint8_t value, const TAccumulator table[])
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{
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size_t index = (crc >> (Accumulator_Bits - Chunk_Bits)) ^ value;
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crc = table[index];
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return crc;
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}
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//*************************************************************************
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// Accumulator_Bits == Chunk_Bits and reflected
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template <typename TAccumulator, uint8_t Chunk_Mask, uint8_t Chunk_Bits, uint8_t Accumulator_Bits, bool Reflect>
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typename etl::enable_if<(Accumulator_Bits == Chunk_Bits) && Reflect, TAccumulator>::type
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crc_update_chunk(TAccumulator crc, uint8_t value, const TAccumulator table[])
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{
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size_t index = (crc & Chunk_Mask) ^ value;
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crc = table[index];
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return crc;
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}
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//*****************************************************************************
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//
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//*****************************************************************************
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template <typename TCrcParameters, size_t Table_Size>
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struct crc_policy;
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//*********************************
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// Policy for 256 sized table.
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template <typename TCrcParameters>
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struct crc_policy<TCrcParameters, 256U>
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{
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typedef typename TCrcParameters::accumulator_type accumulator_type;
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typedef accumulator_type value_type;
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static ETL_CONSTANT size_t Table_Size = 256U;
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static ETL_CONSTANT uint8_t Chunk_Mask = crc_traits<Table_Size>::Chunk_Mask;
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static ETL_CONSTANT uint8_t Chunk_Bits = crc_traits<Table_Size>::Chunk_Bits;
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static ETL_CONSTANT size_t Accumulator_Bits = TCrcParameters::Accumulator_Bits;
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//*************************************************************************
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ETL_CONSTEXPR accumulator_type initial() const
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{
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return TCrcParameters::Initial;
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}
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//*************************************************************************
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accumulator_type add(accumulator_type crc, uint8_t value) const
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{
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static ETL_CONSTANT accumulator_type table[Table_Size] =
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{
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crc_table_entry<TCrcParameters, 0U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 1U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 2U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 3U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 4U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 5U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 6U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 7U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 8U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 9U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 10U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 11U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 12U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 13U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 14U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 15U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 16U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 17U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 18U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 19U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 20U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 21U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 22U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 23U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 24U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 25U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 26U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 27U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 28U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 29U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 30U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 31U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 32U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 33U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 34U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 35U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 36U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 37U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 38U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 39U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 40U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 41U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 42U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 43U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 44U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 45U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 46U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 47U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 48U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 49U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 50U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 51U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 52U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 53U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 54U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 55U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 56U, Chunk_Bits>::value,
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crc_table_entry<TCrcParameters, 57U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 58U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 59U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 60U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 61U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 62U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 63U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 64U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 65U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 66U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 67U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 68U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 69U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 70U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 71U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 72U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 73U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 74U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 75U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 76U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 77U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 78U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 79U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 80U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 81U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 82U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 83U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 84U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 85U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 86U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 87U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 88U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 89U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 90U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 91U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 92U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 93U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 94U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 95U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 96U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 97U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 98U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 99U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 100U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 101U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 102U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 103U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 104U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 105U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 106U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 107U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 108U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 109U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 110U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 111U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 112U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 113U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 114U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 115U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 116U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 117U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 118U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 119U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 120U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 121U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 122U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 123U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 124U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 125U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 126U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 127U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 128U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 129U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 130U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 131U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 132U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 133U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 134U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 135U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 136U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 137U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 138U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 139U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 140U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 141U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 142U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 143U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 144U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 145U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 146U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 147U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 148U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 149U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 150U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 151U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 152U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 153U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 154U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 155U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 156U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 157U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 158U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 159U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 160U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 161U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 162U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 163U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 164U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 165U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 166U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 167U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 168U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 169U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 170U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 171U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 172U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 173U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 174U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 175U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 176U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 177U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 178U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 179U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 180U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 181U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 182U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 183U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 184U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 185U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 186U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 187U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 188U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 189U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 190U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 191U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 192U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 193U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 194U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 195U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 196U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 197U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 198U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 199U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 200U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 201U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 202U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 203U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 204U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 205U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 206U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 207U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 208U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 209U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 210U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 211U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 212U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 213U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 214U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 215U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 216U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 217U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 218U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 219U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 220U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 221U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 222U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 223U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 224U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 225U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 226U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 227U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 228U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 229U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 230U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 231U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 232U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 233U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 234U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 235U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 236U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 237U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 238U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 239U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 240U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 241U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 242U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 243U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 244U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 245U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 246U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 247U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 248U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 249U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 250U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 251U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 252U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 253U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 254U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 255U, Chunk_Bits>::value
|
||||
};
|
||||
|
||||
crc = crc_update_chunk<accumulator_type, Chunk_Mask, Chunk_Bits, Accumulator_Bits, TCrcParameters::Reflect>(crc, value, table);
|
||||
|
||||
return crc;
|
||||
}
|
||||
|
||||
//*************************************************************************
|
||||
accumulator_type final(accumulator_type crc) const
|
||||
{
|
||||
return crc ^ TCrcParameters::Xor_Out;
|
||||
}
|
||||
};
|
||||
|
||||
//*********************************
|
||||
// Policy for 16 sized table.
|
||||
template <typename TCrcParameters>
|
||||
struct crc_policy<TCrcParameters, 16U>
|
||||
{
|
||||
typedef typename TCrcParameters::accumulator_type accumulator_type;
|
||||
typedef accumulator_type value_type;
|
||||
|
||||
static ETL_CONSTANT size_t Table_Size = 16U;
|
||||
static ETL_CONSTANT uint8_t Chunk_Mask = crc_traits<Table_Size>::Chunk_Mask;
|
||||
static ETL_CONSTANT uint8_t Chunk_Bits = crc_traits<Table_Size>::Chunk_Bits;
|
||||
static ETL_CONSTANT size_t Accumulator_Bits = TCrcParameters::Accumulator_Bits;
|
||||
|
||||
typedef accumulator_type value_type;
|
||||
|
||||
//*************************************************************************
|
||||
ETL_CONSTEXPR accumulator_type initial() const
|
||||
{
|
||||
return TCrcParameters::Initial;
|
||||
}
|
||||
|
||||
//*************************************************************************
|
||||
static accumulator_type update_chunk(accumulator_type crc, uint8_t value, const accumulator_type table[])
|
||||
{
|
||||
// Extract the most significant nibble of the crc and xor with the value nibble.
|
||||
size_t index = (crc >> (etl::integral_limits<uint8_t>::bits - Chunk_Bits)) ^ value;
|
||||
|
||||
crc <<= Chunk_Bits;
|
||||
crc ^= table[index];
|
||||
|
||||
return crc;
|
||||
}
|
||||
|
||||
//*************************************************************************
|
||||
accumulator_type add(accumulator_type crc, uint8_t value) const
|
||||
{
|
||||
static ETL_CONSTANT accumulator_type table[Table_Size] =
|
||||
{
|
||||
crc_table_entry<TCrcParameters, 0U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 1U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 2U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 3U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 4U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 5U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 6U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 7U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 8U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 9U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 10U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 11U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 12U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 13U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 14U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 15U, Chunk_Bits>::value
|
||||
};
|
||||
|
||||
crc = update_chunk(crc, (value >> Chunk_Bits) & Chunk_Mask, table);
|
||||
crc = update_chunk(crc, value & Chunk_Mask, table);
|
||||
|
||||
return crc;
|
||||
}
|
||||
|
||||
//*************************************************************************
|
||||
accumulator_type final(accumulator_type crc) const
|
||||
{
|
||||
return crc ^ TCrcParameters::Xor_Out;
|
||||
}
|
||||
};
|
||||
|
||||
//*********************************
|
||||
// Policy for 4 sized table.
|
||||
template <typename TCrcParameters>
|
||||
struct crc_policy<TCrcParameters, 4U>
|
||||
{
|
||||
typedef typename TCrcParameters::accumulator_type accumulator_type;
|
||||
typedef accumulator_type value_type;
|
||||
|
||||
static ETL_CONSTANT size_t Table_Size = 4U;
|
||||
static ETL_CONSTANT uint8_t Chunk_Mask = crc_traits<Table_Size>::Chunk_Mask;
|
||||
static ETL_CONSTANT uint8_t Chunk_Bits = crc_traits<Table_Size>::Chunk_Bits;
|
||||
static ETL_CONSTANT size_t Accumulator_Bits = TCrcParameters::Accumulator_Bits;
|
||||
|
||||
//*************************************************************************
|
||||
ETL_CONSTEXPR accumulator_type initial() const
|
||||
{
|
||||
return TCrcParameters::Initial;
|
||||
}
|
||||
|
||||
//*************************************************************************
|
||||
static accumulator_type update_chunk(accumulator_type crc, uint8_t value, const accumulator_type table[])
|
||||
{
|
||||
// Extract the most significant nibble of the crc and xor with the value nibble.
|
||||
size_t index = (crc >> (etl::integral_limits<uint8_t>::bits - Chunk_Bits)) ^ value;
|
||||
|
||||
crc <<= Chunk_Bits;
|
||||
crc ^= table[index];
|
||||
|
||||
return crc;
|
||||
}
|
||||
|
||||
//*************************************************************************
|
||||
accumulator_type add(accumulator_type crc, uint8_t value) const
|
||||
{
|
||||
static ETL_CONSTANT accumulator_type table[Table_Size] =
|
||||
{
|
||||
crc_table_entry<TCrcParameters, 0U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 1U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 2U, Chunk_Bits>::value,
|
||||
crc_table_entry<TCrcParameters, 3U, Chunk_Bits>::value
|
||||
};
|
||||
|
||||
crc = update_chunk(crc, (value >> (Chunk_Bits * 3U)) & Chunk_Mask, table);
|
||||
crc = update_chunk(crc, (value >> (Chunk_Bits * 2U)) & Chunk_Mask, table);
|
||||
crc = update_chunk(crc, (value >> (Chunk_Bits * 1U)) & Chunk_Mask, table);
|
||||
crc = update_chunk(crc, value & Chunk_Mask, table);
|
||||
|
||||
return crc;
|
||||
}
|
||||
|
||||
//*************************************************************************
|
||||
accumulator_type final(accumulator_type crc) const
|
||||
{
|
||||
return crc ^ TCrcParameters::Xor_Out;
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
//*****************************************************************************
|
||||
/// Basic parameterised CRC type.
|
||||
//*****************************************************************************
|
||||
template <typename TCrcParameters, size_t Table_Size>
|
||||
class crc_type : public etl::frame_check_sequence<private_crc::crc_policy<TCrcParameters, Table_Size> >
|
||||
{
|
||||
public:
|
||||
|
||||
ETL_STATIC_ASSERT((Table_Size == 4U) || (Table_Size == 16U) || (Table_Size == 256U), "Table size must be 4, 16 or 256");
|
||||
|
||||
//*************************************************************************
|
||||
/// Default constructor.
|
||||
//*************************************************************************
|
||||
crc_type()
|
||||
{
|
||||
this->reset();
|
||||
}
|
||||
|
||||
//*************************************************************************
|
||||
/// Constructor from range.
|
||||
/// \param begin Start of the range.
|
||||
/// \param end End of the range.
|
||||
//*************************************************************************
|
||||
template<typename TIterator>
|
||||
crc_type(TIterator begin, const TIterator end)
|
||||
{
|
||||
this->reset();
|
||||
this->add(begin, end);
|
||||
}
|
||||
};
|
||||
}
|
||||
@ -1,6 +1,7 @@
|
||||
#pragma once
|
||||
|
||||
#include "../platform.h"
|
||||
#include "../integral_limits.h"
|
||||
|
||||
namespace etl
|
||||
{
|
||||
@ -10,10 +11,11 @@ namespace etl
|
||||
struct crc_parameters
|
||||
{
|
||||
typedef TAccumulator accumulator_type;
|
||||
static ETL_CONSTANT TAccumulator Polynomial = Polynomial_;
|
||||
static ETL_CONSTANT TAccumulator Initial = Initial_;
|
||||
static ETL_CONSTANT TAccumulator Xor_Out = Xor_Out_;
|
||||
static ETL_CONSTANT bool Reflect = Reflect_;
|
||||
static ETL_CONSTANT TAccumulator Polynomial = Polynomial_;
|
||||
static ETL_CONSTANT TAccumulator Initial = Initial_;
|
||||
static ETL_CONSTANT TAccumulator Xor_Out = Xor_Out_;
|
||||
static ETL_CONSTANT bool Reflect = Reflect_;
|
||||
static ETL_CONSTANT size_t Accumulator_Bits = etl::integral_limits<accumulator_type>::bits;
|
||||
};
|
||||
|
||||
// 8 bit.
|
||||
|
||||
File diff suppressed because it is too large
Load Diff
File diff suppressed because it is too large
Load Diff
File diff suppressed because it is too large
Load Diff
@ -1286,6 +1286,7 @@
|
||||
<ClInclude Include="..\..\include\etl\experimental\crc8_rohc.h" />
|
||||
<ClInclude Include="..\..\include\etl\experimental\crc8_ccitt.h" />
|
||||
<ClInclude Include="..\..\include\etl\experimental\crc_implementation.h" />
|
||||
<ClInclude Include="..\..\include\etl\experimental\crc_implementation_2.h" />
|
||||
<ClInclude Include="..\..\include\etl\experimental\crc_parameters.h" />
|
||||
<ClInclude Include="..\..\include\etl\file_error_numbers.h" />
|
||||
<ClInclude Include="..\..\include\etl\flags.h" />
|
||||
@ -3793,9 +3794,13 @@
|
||||
<ClCompile Include="..\test_circular_buffer.cpp" />
|
||||
<ClCompile Include="..\test_circular_buffer_external_buffer.cpp" />
|
||||
<ClCompile Include="..\test_compiler_settings.cpp" />
|
||||
<ClCompile Include="..\test_crc_table16.cpp" />
|
||||
<ClCompile Include="..\test_crc_table16.cpp">
|
||||
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">false</ExcludedFromBuild>
|
||||
</ClCompile>
|
||||
<ClCompile Include="..\test_crc_table256.cpp" />
|
||||
<ClCompile Include="..\test_crc_table4.cpp" />
|
||||
<ClCompile Include="..\test_crc_table4.cpp">
|
||||
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">false</ExcludedFromBuild>
|
||||
</ClCompile>
|
||||
<ClCompile Include="..\test_cumulative_moving_average.cpp" />
|
||||
<ClCompile Include="..\test_delegate.cpp" />
|
||||
<ClCompile Include="..\test_delegate_service.cpp" />
|
||||
|
||||
@ -1032,6 +1032,9 @@
|
||||
<ClInclude Include="..\..\include\etl\experimental\crc_parameters.h">
|
||||
<Filter>ETL\Maths\Experimental</Filter>
|
||||
</ClInclude>
|
||||
<ClInclude Include="..\..\include\etl\experimental\crc_implementation_2.h">
|
||||
<Filter>ETL\Maths\Experimental</Filter>
|
||||
</ClInclude>
|
||||
</ItemGroup>
|
||||
<ItemGroup>
|
||||
<ClCompile Include="..\main.cpp">
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user