homework-jianmu/utils/TSZ/sz/inc/ByteToolkit.h

48 lines
1.3 KiB
C

/**
* @file ByteToolkit.h
* @author Sheng Di
* @date July, 2017
* @brief Header file for the ByteToolkit.c.
* (C) 2016 by Mathematics and Computer Science (MCS), Argonne National Laboratory.
* See COPYRIGHT in top-level directory.
*/
#ifndef _ByteToolkit_H
#define _ByteToolkit_H
#ifdef __cplusplus
extern "C" {
#endif
#include <stdio.h>
int bytesToInt_bigEndian(unsigned char* bytes);
void intToBytes_bigEndian(unsigned char *b, unsigned int num);
long bytesToLong_bigEndian(unsigned char* b);
void longToBytes_bigEndian(unsigned char *b, long num);
short getExponent_float(float value);
short getPrecisionReqLength_float(float precision);
short getExponent_double(double value);
short getPrecisionReqLength_double(double precision);
float bytesToFloat(unsigned char* bytes);
void floatToBytes(unsigned char *b, float num);
double bytesToDouble(unsigned char* bytes);
void doubleToBytes(unsigned char *b, double num);
int getMaskRightCode(int m);
int getLeftMovingCode(int kMod8);
int getRightMovingSteps(int kMod8, int resiBitLength);
int getRightMovingCode(int kMod8, int resiBitLength);
size_t bytesToSize(unsigned char* bytes, int size_type);
void sizeToBytes(unsigned char* outBytes, size_t size, int size_type);
#ifdef __cplusplus
}
#endif
#endif /* ----- #ifndef _ByteToolkit_H ----- */