parameter_sets.h

这个是数据打孔重传程序的源代码

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <time.h>
#include <math.h>

///////////////////////////////////////////////////////////////////////////////
// Define consts here below
//#define DEBUG
#define DP1
//#define DP2

///////////////////////////////////////////////////////////////////////////////
// Define structs here below
struct Complex 
{
	double real;
	double imag;
};

struct LinkNode 
{
	int rowIdx;
	int colIdx;
	double rMsg[2];
	double qMsg[2];
	struct LinkNode * rowPtr;
	struct LinkNode * colPtr;
};

struct BasicParaS 
{
	int codeK;			// K parameter, number of info bits
	int codeN;			// N parameter, length of code words
	int codeM;			// M parameter, number of check bits
	double r;			//码率的倒数
	int basicH[12][24];
	int expandedH[12][24];
	int typeModu;		//调制方式
	int typeDecode;		//译码方式
	int maxIter;		//译码器的最大迭代次数
	int noiseMode;		//Eb/No或SNR
//	int numFrames;		//
	float Eb_No[20];	//每个Eb/No的值
	int nFrames[20];	//每个点的帧数
	int numModuOut;
	int bitsPerSym;
	int numCols; // numCols is the number of columns of base H matrix
	int numRows; // numRows is the number of rows of base H matrix
	int numInBits; // numInBits is the number of input bits of encoder including padding bits
	int numOutBits; // numOutBits is the number of output bits of encoder including tail bits
	int numVar; // number of variables, equal to the numInBits
	int numChk; // number of checks, equal to the (numOutBits-numInBits)
	int zfactor; // Z parameter, expansion factor
	struct LinkNode * * rowLink;
	struct LinkNode * * colLink;
	int maxRetrans;	//The maximum number of retransmissions
	int codeType;
	int typeH;
	int numSymOut;
	int totalNumFrames;
	double numIter;	//迭代总次数
};

///////////////////////////////////////////////////////////////////////////////
// List the declarations of functions here below
int DispInitParaF(struct BasicParaS * ctrl);
int LoadBasicMatrixF(struct BasicParaS * ctrl);
int ExpandMatrixF(struct BasicParaS * ctrl);
int * GenerateInputF(struct BasicParaS * ctrl);
int * EncodingF(struct BasicParaS * ctrl, int * input, int numRetrans);
struct Complex * ModulatingF(struct BasicParaS * ctrl, int * input, int numRetrans);
int ChanAwgnF(struct BasicParaS * ctrl, struct Complex * input, double Eb_No_dB);
double * DemodulatingF (struct BasicParaS * ctrl, struct Complex * input, double Eb_No_dB);
int SumProductF(struct BasicParaS * ctrl,  double * prob1);
int LogSumProductF(struct BasicParaS * ctrl,  double * c);
int MinSumF(struct BasicParaS * ctrl,  double * c);
int  DecodingF(struct BasicParaS * ctrl, double * input); 
double * Updating1F(struct BasicParaS * ctrl,  double * input);
double * Updating2F(struct BasicParaS * ctrl,  double * input1, double * input2, int numRetrans);
double * UpdatingF(struct BasicParaS * ctrl,  double * input1, double * input2, int numRetrans);
int * DecidingF(struct BasicParaS * ctrl,  double * input);
double CountBerF(struct BasicParaS * ctrl, int * input, int * output);
int ExportOutputF(struct BasicParaS * ctrl, double ber,double fer,double throughput, double Eb_No_dB);

//int CalcZfactorF(int K, int N) ;
double logcothsemi(double x);
int MaxLogDeMap(int start, int length, double symbol, double * llr);
//int ResumeBitsF(struct BasicParaS * ctrl, double * input, double * output);
double random();
double generate_random_source();
short generate_binary_source();
 double AWGN(double sigma2);