jm::CRC Class Reference

DWG files use many CRC (cyclic redundancy check) checksum algorithms to verify the integrity of the file. This method provides the appropriate methods to calculate and check the checksums. More...

Static Public Member Functions
static uint16	crc8 (uint16 initial, const uint8 *buffer, size_t length)
	Calculate checksum.

Detailed Description

DWG files use many CRC (cyclic redundancy check) checksum algorithms to verify the integrity of the file. This method provides the appropriate methods to calculate and check the checksums.

Member Function Documentation

crc8()

static uint16 jm::CRC::crc8 ( uint16  initial, const uint8 *  buffer, size_t  length  )

static

Calculate checksum.

Parameters

initial	Start value for CRC calculation
buffer	Pointer to the first byte in the buffer to check.
length	Length to check