diff options
Diffstat (limited to 'e2fsprogs/ext2fs/freefs.c')
-rw-r--r-- | e2fsprogs/ext2fs/freefs.c | 128 |
1 files changed, 0 insertions, 128 deletions
diff --git a/e2fsprogs/ext2fs/freefs.c b/e2fsprogs/ext2fs/freefs.c deleted file mode 100644 index 65c4ee7..0000000 --- a/e2fsprogs/ext2fs/freefs.c +++ /dev/null @@ -1,128 +0,0 @@ -/* vi: set sw=4 ts=4: */ -/* - * freefs.c --- free an ext2 filesystem - * - * Copyright (C) 1993, 1994, 1995, 1996 Theodore Ts'o. - * - * %Begin-Header% - * This file may be redistributed under the terms of the GNU Public - * License. - * %End-Header% - */ - -#include <stdio.h> -#if HAVE_UNISTD_H -#include <unistd.h> -#endif - -#include "ext2_fs.h" -#include "ext2fsP.h" - -static void ext2fs_free_inode_cache(struct ext2_inode_cache *icache); - -void ext2fs_free(ext2_filsys fs) -{ - if (!fs || (fs->magic != EXT2_ET_MAGIC_EXT2FS_FILSYS)) - return; - if (fs->image_io != fs->io) { - if (fs->image_io) - io_channel_close(fs->image_io); - } - if (fs->io) { - io_channel_close(fs->io); - } - ext2fs_free_mem(&fs->device_name); - ext2fs_free_mem(&fs->super); - ext2fs_free_mem(&fs->orig_super); - ext2fs_free_mem(&fs->group_desc); - ext2fs_free_block_bitmap(fs->block_map); - ext2fs_free_inode_bitmap(fs->inode_map); - - ext2fs_badblocks_list_free(fs->badblocks); - fs->badblocks = 0; - - ext2fs_free_dblist(fs->dblist); - - if (fs->icache) - ext2fs_free_inode_cache(fs->icache); - - fs->magic = 0; - - ext2fs_free_mem(&fs); -} - -void ext2fs_free_generic_bitmap(ext2fs_inode_bitmap bitmap) -{ - if (!bitmap || (bitmap->magic != EXT2_ET_MAGIC_GENERIC_BITMAP)) - return; - - bitmap->magic = 0; - ext2fs_free_mem(&bitmap->description); - ext2fs_free_mem(&bitmap->bitmap); - ext2fs_free_mem(&bitmap); -} - -void ext2fs_free_inode_bitmap(ext2fs_inode_bitmap bitmap) -{ - if (!bitmap || (bitmap->magic != EXT2_ET_MAGIC_INODE_BITMAP)) - return; - - bitmap->magic = EXT2_ET_MAGIC_GENERIC_BITMAP; - ext2fs_free_generic_bitmap(bitmap); -} - -void ext2fs_free_block_bitmap(ext2fs_block_bitmap bitmap) -{ - if (!bitmap || (bitmap->magic != EXT2_ET_MAGIC_BLOCK_BITMAP)) - return; - - bitmap->magic = EXT2_ET_MAGIC_GENERIC_BITMAP; - ext2fs_free_generic_bitmap(bitmap); -} - -/* - * Free the inode cache structure - */ -static void ext2fs_free_inode_cache(struct ext2_inode_cache *icache) -{ - if (--icache->refcount) - return; - ext2fs_free_mem(&icache->buffer); - ext2fs_free_mem(&icache->cache); - icache->buffer_blk = 0; - ext2fs_free_mem(&icache); -} - -/* - * This procedure frees a badblocks list. - */ -void ext2fs_u32_list_free(ext2_u32_list bb) -{ - if (!bb || bb->magic != EXT2_ET_MAGIC_BADBLOCKS_LIST) - return; - - ext2fs_free_mem(&bb->list); - ext2fs_free_mem(&bb); -} - -void ext2fs_badblocks_list_free(ext2_badblocks_list bb) -{ - ext2fs_u32_list_free((ext2_u32_list) bb); -} - - -/* - * Free a directory block list - */ -void ext2fs_free_dblist(ext2_dblist dblist) -{ - if (!dblist || (dblist->magic != EXT2_ET_MAGIC_DBLIST)) - return; - - ext2fs_free_mem(&dblist->list); - if (dblist->fs && dblist->fs->dblist == dblist) - dblist->fs->dblist = 0; - dblist->magic = 0; - ext2fs_free_mem(&dblist); -} - |