ende_code.h

VC下实现RS编码、解码功能

// EnDe_Code.h: interface for the CEnDe_Code class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_ENDE_CODE_H__F3E7BC95_09B4_11D6_8051_0080C8F63A66__INCLUDED_)
#define AFX_ENDE_CODE_H__F3E7BC95_09B4_11D6_8051_0080C8F63A66__INCLUDED_

#if _MSC_VER >= 1000
#pragma once
#endif // _MSC_VER >= 1000
#define MM 8 //0<MM<=16 RS code over GF(2**MM) 

#define KK 223 //KK=2*MM-2t-1 mumber of information symbols 
               //
#define NN ((1<<MM)-1) //=2^MM-1

#if (MM<=8)
typedef unsigned char dtype;
#else
typedef unsigned int dtype;
#endif

class CEnDe_Code  
{
public:
	int eras_dec_rs(dtype data[],int eras_pos[],int no_eras);
	int encode_rs(dtype data[],dtype bb[]);
	void gen_poly(void);
	void generate_gf(void);
	void init_rs(void);
	void decode(BYTE *data);
	void encode(BYTE *data);
	CEnDe_Code();
	virtual ~CEnDe_Code();

};

#endif // !defined(AFX_ENDE_CODE_H__F3E7BC95_09B4_11D6_8051_0080C8F63A66__INCLUDED_)