产生PN序列

				#ifndef _GOLD_H				#define _GOLD_H								/*				 * $Log: gold.h,v $				 * Revision 1.1  2000/05/03 14:30:04  bjc97r				 * Initial revision				 *				 */								#include "mseq.h"								typedef struct {				  Mseq *mseq0; /* 1st m-sequence generator */				  Mseq *mseq1; /* 2nd m-sequence generator */				} Gold;								/*				 * It creates a Gold code generator with the two preferred m-sequences				 * with the given seeds. The Gold code generator is returned.				 */				Gold * gold_create( unsigned deg, unsigned long p0, unsigned long p1,						    unsigned long s0, unsigned long s1 );								/* gold_free() deallocates the memory space for the Gold sequence generator. */				void gold_free( Gold *gold );								/* gold() gives the next Gold sequence. The sequence is unipolar, ie 1 or 0. */				char gold( Gold *gold );								#endif  /* _GOLD_H */