static int process_block(ext2_filsys fs, blk_t *block_nr,
e2_blkcnt_t blockcnt, blk_t ref_block,
int ref_offset, void *priv_data)
{
struct process_block_struct *pb;
errcode_t retval;
int ret;
blk_t block, orig;
pb = (struct process_block_struct *) priv_data;
block = orig = *block_nr;
ret = 0;
/*
* Let's see if this is one which we need to relocate
*/
if (ext2fs_test_block_bitmap2(pb->reserve, block)) {
do {
if (++block >= fs->super->s_blocks_count)
block = fs->super->s_first_data_block;
if (block == orig) {
pb->error = EXT2_ET_BLOCK_ALLOC_FAIL;
return BLOCK_ABORT;
}
} while (ext2fs_test_block_bitmap2(pb->reserve, block) ||
ext2fs_test_block_bitmap2(pb->alloc_map, block));
retval = io_channel_read_blk(fs->io, orig, 1, pb->buf);
if (retval) {
pb->error = retval;
return BLOCK_ABORT;
}
retval = io_channel_write_blk(fs->io, block, 1, pb->buf);
if (retval) {
pb->error = retval;
return BLOCK_ABORT;
}
*block_nr = block;
ext2fs_mark_block_bitmap2(pb->alloc_map, block);
ret = BLOCK_CHANGED;
if (pb->flags & EXT2_BMOVE_DEBUG)
printf("ino=%ld, blockcnt=%lld, %u->%u\n", pb->ino,
blockcnt, orig, block);
}
if (pb->add_dir) {
retval = ext2fs_add_dir_block(fs->dblist, pb->ino,
block, (int) blockcnt);
if (retval) {
pb->error = retval;
ret |= BLOCK_ABORT;
}
}
return ret;
}
void add_empty_dirblock(empty_dir_info edi,
struct ext2_db_entry *db)
{
if (!edi || !db)
return;
if (db->ino == 11)
return;
printf(_("Empty directory block %u (#%d) in inode %u\n"),
db->blk, db->blockcnt, db->ino);
ext2fs_mark_block_bitmap(edi->empty_dir_blocks, db->blk);
if (ext2fs_test_inode_bitmap(edi->dir_map, db->ino))
return;
ext2fs_mark_inode_bitmap(edi->dir_map, db->ino);
ext2fs_add_dir_block(edi->empty_dblist, db->ino,
db->blk, db->blockcnt);
}
