1 /* 2 * gen_bitmap.c --- Generic bitmap routines that used to be inlined. 3 * 4 * Copyright (C) 2001 Theodore Ts'o. 5 * 6 * %Begin-Header% 7 * This file may be redistributed under the terms of the GNU Public 8 * License. 9 * %End-Header% 10 */ 11 12 13 #include <stdio.h> 14 #include <string.h> 15 #if HAVE_UNISTD_H 16 #include <unistd.h> 17 #endif 18 #include <fcntl.h> 19 #include <time.h> 20 #if HAVE_SYS_STAT_H 21 #include <sys/stat.h> 22 #endif 23 #if HAVE_SYS_TYPES_H 24 #include <sys/types.h> 25 #endif 26 27 #include "ext2_fs.h" 28 #include "ext2fs.h" 29 30 int ext2fs_mark_generic_bitmap(ext2fs_generic_bitmap bitmap, 31 __u32 bitno) 32 { 33 if ((bitno < bitmap->start) || (bitno > bitmap->end)) { 34 ext2fs_warn_bitmap2(bitmap, EXT2FS_MARK_ERROR, bitno); 35 return 0; 36 } 37 return ext2fs_set_bit(bitno - bitmap->start, bitmap->bitmap); 38 } 39 40 int ext2fs_unmark_generic_bitmap(ext2fs_generic_bitmap bitmap, 41 blk_t bitno) 42 { 43 if ((bitno < bitmap->start) || (bitno > bitmap->end)) { 44 ext2fs_warn_bitmap2(bitmap, EXT2FS_UNMARK_ERROR, bitno); 45 return 0; 46 } 47 return ext2fs_clear_bit(bitno - bitmap->start, bitmap->bitmap); 48 } 49
