walsh.h

来自「产生PN序列」· C头文件 代码 · 共 21 行

#ifndef _WALSH_H
#define _WALSH_H

/*
 * $Log: walsh.h,v $
 * Revision 1.1  2000/05/03 14:30:04  bjc97r
 * Initial revision
 *
 */

typedef struct {
  unsigned long state; /* the Walsh code generator state */
  unsigned long index; /* the Walsh code index */
} Walsh;

Walsh *walsh_create( unsigned long index, unsigned long seed );
void walsh_free( Walsh *id );
char walsh( Walsh *id );

#endif /* _WALSH_H */