[deliverable/linux.git] / fs / jffs2 / compr_rubin.h

/* Rubin encoder/decoder header       */
/* work started at   : aug   3, 1994  */
/* last modification : aug  15, 1994  */
/* $Id: compr_rubin.h,v 1.6 2002/01/25 01:49:26 dwmw2 Exp $ */

#include "pushpull.h"

#define RUBIN_REG_SIZE   16
#define UPPER_BIT_RUBIN    (((long) 1)<<(RUBIN_REG_SIZE-1))
#define LOWER_BITS_RUBIN   ((((long) 1)<<(RUBIN_REG_SIZE-1))-1)


struct rubin_state {
	unsigned long p;		
	unsigned long q;	
	unsigned long rec_q;
	long bit_number;
	struct pushpull pp;
	int bit_divider;
	int bits[8];
};
Commit	Line	Data
1da177e4 LT	1	/* Rubin encoder/decoder header */
	2	/* work started at : aug 3, 1994 */
	3	/* last modification : aug 15, 1994 */
	4	/* $Id: compr_rubin.h,v 1.6 2002/01/25 01:49:26 dwmw2 Exp $ */
	5
	6	#include "pushpull.h"
	7
	8	#define RUBIN_REG_SIZE 16
	9	#define UPPER_BIT_RUBIN (((long) 1)<<(RUBIN_REG_SIZE-1))
	10	#define LOWER_BITS_RUBIN ((((long) 1)<<(RUBIN_REG_SIZE-1))-1)
	11
	12
	13	struct rubin_state {
	14	unsigned long p;
	15	unsigned long q;
	16	unsigned long rec_q;
	17	long bit_number;
	18	struct pushpull pp;
	19	int bit_divider;
	20	int bits[8];
	21	};