crc16-plain.h

Go to the documentation of this file.

 
#ifndef __CRC____PLAIN_H__
#define __CRC____PLAIN_H__
 
#include <stddef.h>
#include <stdint.h>
 
#include "ws_symbol_export.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
#define CRC_ALGO_TABLE_DRIVEN 1
 
typedef uint16_t crc16_plain_t;
 
long crc16_plain_reflect(long data, size_t data_len);
 
static inline crc16_plain_t crc16_plain_init(void)
{
    return 0x0000;
}
 
WS_DLL_PUBLIC
crc16_plain_t crc16_plain_update(crc16_plain_t crc, const unsigned char *data, size_t data_len);
 
static inline crc16_plain_t crc16_plain_finalize(crc16_plain_t crc)
{
    return crc ^ 0x0000;
}
 
/* Generated on Tue Jul 24 09:08:46 2012,
 * by pycrc v0.7.10, http://www.tty1.net/pycrc/
 * using the configuration:
 *    Width        = 16
 *    Poly         = 0x8005
 *    XorIn        = 0x0000
 *    ReflectIn    = False
 *    XorOut       = 0x0000
 *    ReflectOut   = False
 *    Algorithm    = table-driven
 *
 * Calculate the crc-16 (x^16 + x^15 + x^2 + 1) value for data. Note that this
 * CRC is not equal to crc16_plain.
 *
 * \param data     Pointer to a buffer of \a data_len bytes.
 * \param data_len Number of bytes in the \a data buffer.
 * \return         The crc value.
 *****************************************************************************/
WS_DLL_PUBLIC
uint16_t crc16_8005_noreflect_noxor(const uint8_t *data, uint64_t data_len);
 
 
#ifdef __cplusplus
}           /* closing brace for extern "C" */
#endif
 
#endif      /* __CRC____PLAIN_H__ */