static int process_block(ext2_filsys fs, blk64_t *block_nr, e2_blkcnt_t blockcnt, blk64_t ref_block, int ref_offset, void *priv_data) { struct process_block_struct *pb; errcode_t retval; int ret; blk64_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 >= ext2fs_blocks_count(fs->super)) 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_blk64(fs->io, orig, 1, pb->buf); if (retval) { pb->error = retval; return BLOCK_ABORT; } retval = io_channel_write_blk64(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=%u, blockcnt=%lld, %llu->%llu\n", (unsigned) pb->ino, blockcnt, (unsigned long long) orig, (unsigned long long) block); } if (pb->add_dir) { retval = ext2fs_add_dir_block2(fs->dblist, pb->ino, block, blockcnt); if (retval) { pb->error = retval; ret |= BLOCK_ABORT; } } return ret; }
void add_empty_dirblock(empty_dir_info edi, struct ext2_db_entry2 *db) { if (!edi || !db) return; if (db->ino == 11) return; /* Inode number 11 is usually lost+found */ printf(_("Empty directory block %u (#%d) in inode %u\n"), db->blk, db->blockcnt, db->ino); ext2fs_mark_block_bitmap2(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_block2(edi->empty_dblist, db->ino, db->blk, db->blockcnt); }
/* * Add a directory block to the directory block list */ errcode_t ext2fs_add_dir_block(ext2_dblist dblist, ext2_ino_t ino, blk_t blk, int blockcnt) { return ext2fs_add_dir_block2(dblist, ino, blk, blockcnt); }