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linux/kernel.h: import DIV_ROUND_{DOWN, UP}_ULL from Linux
[people/ms/u-boot.git] / include / jffs2 / compr_rubin.h
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1/* Rubin encoder/decoder header */
2/* work started at : aug 3, 1994 */
3/* last modification : aug 15, 1994 */
4/* $Id: compr_rubin.h,v 1.1 2002/01/16 23:34:32 nyet Exp $ */
5
6#define RUBIN_REG_SIZE 16
7#define UPPER_BIT_RUBIN (((long) 1)<<(RUBIN_REG_SIZE-1))
8#define LOWER_BITS_RUBIN ((((long) 1)<<(RUBIN_REG_SIZE-1))-1)
9
10void dynrubin_decompress(unsigned char *data_in, unsigned char *cpage_out,
11 unsigned long sourcelen, unsigned long dstlen);