linux-sg2042/fs/gfs2/bits.h

29 lines
963 B
C

/*
* Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
* Copyright (C) 2004-2005 Red Hat, Inc. All rights reserved.
*
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
* of the GNU General Public License v.2.
*/
#ifndef __BITS_DOT_H__
#define __BITS_DOT_H__
#define BFITNOENT 0xFFFFFFFF
void gfs2_setbit(struct gfs2_rgrpd *rgd,
unsigned char *buffer, unsigned int buflen,
uint32_t block, unsigned char new_state);
unsigned char gfs2_testbit(struct gfs2_rgrpd *rgd,
unsigned char *buffer, unsigned int buflen,
uint32_t block);
uint32_t gfs2_bitfit(struct gfs2_rgrpd *rgd,
unsigned char *buffer, unsigned int buflen,
uint32_t goal, unsigned char old_state);
uint32_t gfs2_bitcount(struct gfs2_rgrpd *rgd,
unsigned char *buffer, unsigned int buflen,
unsigned char state);
#endif /* __BITS_DOT_H__ */