crc.h File Reference

Go to the source code of this file.

Macros
#define	CRC_FALSE   0
#define	CRC_TRUE   !CRC_FALSE
#define	CRC32
#define	CRC_NAME   "CRC-32"
#define	POLYNOMIAL   0x04C11DB7
#define	INITIAL_REMAINDER   0xFFFFFFFF
#define	FINAL_XOR_VALUE   0xFFFFFFFF
#define	REFLECT_DATA   CRC_TRUE
#define	REFLECT_REMAINDER   CRC_TRUE
#define	CHECK_VALUE   0xCBF43926
#define	WIDTH   (8 * sizeof(crc))
#define	TOPBIT   (1 << (WIDTH - 1))
#define	REFLECT_DATA(X)   ((unsigned char) reflect((X), 8))
#define	REFLECT_REMAINDER(X)   ((crc) reflect((X), WIDTH))

Typedefs
typedef unsigned int	crc

Functions
unsigned long	reflect (unsigned long data, unsigned char nBits)
void	crcInit (void)
template<typename CharIterator >
crc	crcCalc (const CharIterator message, unsigned int nBytes)

Variables
crc	crcTable [256]

Macro Definition Documentation

#define CHECK_VALUE   0xCBF43926

Definition at line 68 of file crc.h.

#define CRC32

Definition at line 29 of file crc.h.

#define CRC_FALSE   0

Definition at line 20 of file crc.h.

#define CRC_NAME   "CRC-32"

Definition at line 62 of file crc.h.

#define CRC_TRUE   !CRC_FALSE

Definition at line 23 of file crc.h.

#define FINAL_XOR_VALUE   0xFFFFFFFF

Definition at line 65 of file crc.h.

#define INITIAL_REMAINDER   0xFFFFFFFF

Definition at line 64 of file crc.h.

#define POLYNOMIAL   0x04C11DB7

Definition at line 63 of file crc.h.

#define REFLECT_DATA   CRC_TRUE

Definition at line 84 of file crc.h.

#define REFLECT_DATA

(

X)

((unsigned char) reflect((X), 8))

Definition at line 84 of file crc.h.

#define REFLECT_REMAINDER   CRC_TRUE

Definition at line 92 of file crc.h.

#define REFLECT_REMAINDER

(

X)

((crc) reflect((X), WIDTH))

Definition at line 92 of file crc.h.

#define TOPBIT   (1 << (WIDTH - 1))

Definition at line 80 of file crc.h.

#define WIDTH   (8 * sizeof(crc))

Definition at line 79 of file crc.h.

Typedef Documentation

typedef unsigned int crc

Definition at line 60 of file crc.h.

Function Documentation

template<typename CharIterator >

crc crcCalc	(	const CharIterator	message,
		unsigned int	nBytes
	)

Definition at line 116 of file crc.h.

void crcInit

(

void

)

Definition at line 99 of file crc.cpp.

unsigned long reflect	(	unsigned long	data,
		unsigned char	nBits
	)

Definition at line 57 of file crc.cpp.

Variable Documentation

crc crcTable[256]

Definition at line 82 of file crc.cpp.