222 	errcode_t			retval;  in ext2fs_extent_open2()  local
232 	retval = ext2fs_get_mem(sizeof(struct ext2_extent_handle), &handle);  in ext2fs_extent_open2()
233 	if (retval)  in ext2fs_extent_open2()
234 		return retval;  in ext2fs_extent_open2()
244 		retval = ext2fs_read_inode(fs, ino, handle->inode);  in ext2fs_extent_open2()
245 		if (retval)  in ext2fs_extent_open2()
265 		retval = EXT2_ET_INODE_NOT_EXTENT;  in ext2fs_extent_open2()
269 	retval = ext2fs_extent_header_verify(eh, sizeof(handle->inode->i_block));  in ext2fs_extent_open2()
270 	if (retval)  in ext2fs_extent_open2()
277 	retval = ext2fs_get_memzero(handle->max_paths *  in ext2fs_extent_open2()
298 	return retval;  in ext2fs_extent_open2()
312 	errcode_t			retval;  in ext2fs_extent_get()  local
463 			retval = ext2fs_get_mem(handle->fs->blocksize,  in ext2fs_extent_get()
465 			if (retval)  in ext2fs_extent_get()
466 				return retval;  in ext2fs_extent_get()
474 			retval = io_channel_read_blk64(handle->fs->io,  in ext2fs_extent_get()
476 			if (retval)  in ext2fs_extent_get()
477 				return retval;  in ext2fs_extent_get()
483 		retval = ext2fs_extent_header_verify(eh, handle->fs->blocksize);  in ext2fs_extent_get()
484 		if (retval) {  in ext2fs_extent_get()
486 			return retval;  in ext2fs_extent_get()
581 	errcode_t			retval;  in update_path()  local
586 		retval = ext2fs_write_inode(handle->fs, handle->ino,  in update_path()
596 		retval = ext2fs_extent_block_csum_set(handle->fs, handle->ino,  in update_path()
598 		if (retval)  in update_path()
599 			return retval;  in update_path()
601 		retval = io_channel_write_blk64(handle->fs->io,  in update_path()
604 	return retval;  in update_path()
614 	errcode_t		retval;
616 	retval = ext2fs_extent_get(handle, EXT2_EXTENT_CURRENT, &extent);
617 	if (retval)
618 		return retval;
620 	retval = ext2fs_extent_get_info(handle, &info);
621 	if (retval)
622 		return retval;
624 	retval = ext2fs_get_mem(sizeof(struct ext2_extent_path), &save_path);
625 	if (retval)
626 		return retval;
659 	errcode_t		retval;  in ext2fs_extent_goto2()  local
661 	retval = ext2fs_extent_get(handle, EXT2_EXTENT_ROOT, &extent);  in ext2fs_extent_goto2()
662 	if (retval) {  in ext2fs_extent_goto2()
663 		if (retval == EXT2_ET_EXTENT_NO_NEXT)  in ext2fs_extent_goto2()
664 			retval = EXT2_ET_EXTENT_NOT_FOUND;  in ext2fs_extent_goto2()
665 		return retval;  in ext2fs_extent_goto2()
691 				retval = ext2fs_extent_get(handle,  in ext2fs_extent_goto2()
696 			retval = ext2fs_extent_get(handle,  in ext2fs_extent_goto2()
699 			if (retval == EXT2_ET_EXTENT_NO_NEXT)  in ext2fs_extent_goto2()
701 			if (retval)  in ext2fs_extent_goto2()
702 				return retval;  in ext2fs_extent_goto2()
706 		retval = ext2fs_extent_get(handle, EXT2_EXTENT_NEXT_SIB,  in ext2fs_extent_goto2()
708 		if (retval == EXT2_ET_EXTENT_NO_NEXT)  in ext2fs_extent_goto2()
710 		if (retval)  in ext2fs_extent_goto2()
711 			return retval;  in ext2fs_extent_goto2()
721 		retval = ext2fs_extent_get(handle, EXT2_EXTENT_PREV_SIB,  in ext2fs_extent_goto2()
723 		if (retval)  in ext2fs_extent_goto2()
724 			return retval;  in ext2fs_extent_goto2()
731 		retval = ext2fs_extent_get(handle, EXT2_EXTENT_DOWN,  in ext2fs_extent_goto2()
733 		if (retval)  in ext2fs_extent_goto2()
734 			return retval;  in ext2fs_extent_goto2()
766 	int				retval = 0;  in ext2fs_extent_fix_parents()  local
785 	retval = ext2fs_extent_get(handle, EXT2_EXTENT_CURRENT, &extent);  in ext2fs_extent_fix_parents()
786 	if (retval)  in ext2fs_extent_fix_parents()
792 	if ((retval = ext2fs_extent_get_info(handle, &info)))  in ext2fs_extent_fix_parents()
793 		return retval;  in ext2fs_extent_fix_parents()
799 		retval = ext2fs_extent_get(handle, EXT2_EXTENT_UP, &extent);  in ext2fs_extent_fix_parents()
800 		if (retval)  in ext2fs_extent_fix_parents()
807 		retval = ext2fs_extent_replace(handle, 0, &extent);  in ext2fs_extent_fix_parents()
808 		if (retval)  in ext2fs_extent_fix_parents()
814 	retval = ext2fs_extent_goto2(handle, orig_height, start);  in ext2fs_extent_fix_parents()
816 	return retval;  in ext2fs_extent_fix_parents()
898 	errcode_t			retval = 0;  in extent_node_split()  local
925 	retval = ext2fs_extent_get(handle, EXT2_EXTENT_CURRENT, &extent);  in extent_node_split()
926 	if (retval)  in extent_node_split()
929 	retval = ext2fs_extent_get_info(handle, &info);  in extent_node_split()
930 	if (retval)  in extent_node_split()
966 		retval = ext2fs_extent_get(handle, EXT2_EXTENT_UP, &extent);  in extent_node_split()
967 		if (retval)  in extent_node_split()
970 		retval = extent_node_split(handle, expand_allowed);  in extent_node_split()
971 		if (retval)  in extent_node_split()
975 		retval = ext2fs_extent_goto2(handle, orig_height, orig_lblk);  in extent_node_split()
976 		if (retval)  in extent_node_split()
1000 		retval = ext2fs_get_memzero((handle->max_paths + 1) *  in extent_node_split()
1003 		if (retval)  in extent_node_split()
1022 		retval = EXT2_ET_CANT_SPLIT_EXTENT;  in extent_node_split()
1029 		retval = ENOMEM;  in extent_node_split()
1036 	retval = ext2fs_alloc_block2(handle->fs, goal_blk, block_buf,  in extent_node_split()
1038 	if (retval)  in extent_node_split()
1064 	retval = ext2fs_extent_block_csum_set(handle->fs, handle->ino, neweh);  in extent_node_split()
1065 	if (retval)  in extent_node_split()
1069 	retval = io_channel_write_blk64(handle->fs->io, new_node_pblk, 1,  in extent_node_split()
1072 	if (retval)  in extent_node_split()
1096 	retval = update_path(handle);  in extent_node_split()
1097 	if (retval)  in extent_node_split()
1102 		retval = ext2fs_extent_get(handle, EXT2_EXTENT_FIRST_SIB, &extent);  in extent_node_split()
1103 		if (retval)  in extent_node_split()
1109 		retval = ext2fs_extent_replace(handle, 0, &extent);  in extent_node_split()
1110 		if (retval)  in extent_node_split()
1115 		retval = ext2fs_extent_get(handle, EXT2_EXTENT_UP, &extent);  in extent_node_split()
1119 		retval = ext2fs_extent_replace(handle, 0, &extent);  in extent_node_split()
1120 		if (retval)  in extent_node_split()
1127 		retval = ext2fs_extent_insert(handle, EXT2_EXTENT_INSERT_AFTER, &extent);  in extent_node_split()
1128 		if (retval)  in extent_node_split()
1133 	retval = ext2fs_extent_goto2(handle, orig_height, orig_lblk);  in extent_node_split()
1134 	if (retval)  in extent_node_split()
1139 	retval = ext2fs_write_inode(handle->fs, handle->ino,  in extent_node_split()
1141 	if (retval)  in extent_node_split()
1149 	return retval;  in extent_node_split()
1163 	errcode_t			retval;  in ext2fs_extent_insert()  local
1188 			retval = extent_node_split(handle, 1);  in ext2fs_extent_insert()
1189 			if (retval)  in ext2fs_extent_insert()
1190 				return retval;  in ext2fs_extent_insert()
1218 	retval = ext2fs_extent_replace(handle, 0, extent);  in ext2fs_extent_insert()
1219 	if (retval)  in ext2fs_extent_insert()
1222 	retval = update_path(handle);  in ext2fs_extent_insert()
1223 	if (retval)  in ext2fs_extent_insert()
1230 	return retval;  in ext2fs_extent_insert()
1258 	errcode_t		ec, retval = 0;  in ext2fs_extent_set_bmap()  local
1305 		retval = ext2fs_extent_insert(handle, 0, &newextent);  in ext2fs_extent_set_bmap()
1306 		return retval;  in ext2fs_extent_set_bmap()
1310 	if ((retval = ext2fs_extent_get(handle, EXT2_EXTENT_CURRENT,  in ext2fs_extent_set_bmap()
1312 		if (retval != EXT2_ET_NO_CURRENT_NODE)  in ext2fs_extent_set_bmap()
1313 			return retval;  in ext2fs_extent_set_bmap()
1316 	if ((retval = ext2fs_extent_get_info(handle, &info)))  in ext2fs_extent_set_bmap()
1317 		return retval;  in ext2fs_extent_set_bmap()
1322 	retval = ext2fs_extent_goto(handle, logical);  in ext2fs_extent_set_bmap()
1323 	if (retval) {  in ext2fs_extent_set_bmap()
1324 		if (retval == EXT2_ET_EXTENT_NOT_FOUND) {  in ext2fs_extent_set_bmap()
1325 			retval = 0;  in ext2fs_extent_set_bmap()
1344 	retval = ext2fs_extent_get(handle, EXT2_EXTENT_CURRENT, &extent);  in ext2fs_extent_set_bmap()
1345 	if (retval)  in ext2fs_extent_set_bmap()
1349 	retval = ext2fs_extent_get(handle, EXT2_EXTENT_NEXT_LEAF, &next_extent);  in ext2fs_extent_set_bmap()
1350 	if (retval) {  in ext2fs_extent_set_bmap()
1352 		if (retval != EXT2_ET_EXTENT_NO_NEXT)  in ext2fs_extent_set_bmap()
1361 	retval = ext2fs_extent_goto(handle, logical);  in ext2fs_extent_set_bmap()
1362 	if (retval && retval != EXT2_ET_EXTENT_NOT_FOUND)  in ext2fs_extent_set_bmap()
1364 	retval = ext2fs_extent_get(handle, EXT2_EXTENT_PREV_LEAF, &prev_extent);  in ext2fs_extent_set_bmap()
1365 	if (retval) {  in ext2fs_extent_set_bmap()
1367 		if (retval != EXT2_ET_EXTENT_NO_PREV)  in ext2fs_extent_set_bmap()
1376 	retval = ext2fs_extent_goto(handle, logical);  in ext2fs_extent_set_bmap()
1377 	if (retval && retval != EXT2_ET_EXTENT_NOT_FOUND)  in ext2fs_extent_set_bmap()
1398 			retval = ext2fs_extent_replace(handle, 0, &extent);  in ext2fs_extent_set_bmap()
1406 			retval = ext2fs_extent_replace(handle, 0, &extent);  in ext2fs_extent_set_bmap()
1412 			retval = ext2fs_extent_get(handle,  in ext2fs_extent_set_bmap()
1415 			if (retval)  in ext2fs_extent_set_bmap()
1420 			retval = ext2fs_extent_replace(handle, 0, &next_extent);  in ext2fs_extent_set_bmap()
1422 			retval = ext2fs_extent_insert(handle, 0, &newextent);  in ext2fs_extent_set_bmap()
1424 			retval = ext2fs_extent_insert(handle,  in ext2fs_extent_set_bmap()
1426 		if (retval)  in ext2fs_extent_set_bmap()
1428 		retval = ext2fs_extent_fix_parents(handle);  in ext2fs_extent_set_bmap()
1429 		if (retval)  in ext2fs_extent_set_bmap()
1436 			retval = ext2fs_extent_replace(handle, 0, &newextent);  in ext2fs_extent_set_bmap()
1438 			retval = ext2fs_extent_delete(handle, 0);  in ext2fs_extent_set_bmap()
1439 			if (retval)  in ext2fs_extent_set_bmap()
1443 				retval = ec;  in ext2fs_extent_set_bmap()
1446 		if (retval)  in ext2fs_extent_set_bmap()
1458 				retval = ext2fs_extent_get(handle,  in ext2fs_extent_set_bmap()
1460 				if (retval)  in ext2fs_extent_set_bmap()
1465 				retval = ext2fs_extent_replace(handle, 0,  in ext2fs_extent_set_bmap()
1467 				if (retval)  in ext2fs_extent_set_bmap()
1470 				retval = ext2fs_extent_insert(handle,  in ext2fs_extent_set_bmap()
1472 			if (retval)  in ext2fs_extent_set_bmap()
1474 			retval = ext2fs_extent_fix_parents(handle);  in ext2fs_extent_set_bmap()
1475 			if (retval)  in ext2fs_extent_set_bmap()
1483 			retval = ext2fs_extent_goto(handle, logical);  in ext2fs_extent_set_bmap()
1484 			if (retval)  in ext2fs_extent_set_bmap()
1486 			retval = ext2fs_extent_get(handle,  in ext2fs_extent_set_bmap()
1489 			if (retval)  in ext2fs_extent_set_bmap()
1493 		retval = ext2fs_extent_replace(handle, 0, &extent);  in ext2fs_extent_set_bmap()
1494 		if (retval)  in ext2fs_extent_set_bmap()
1508 				retval = ext2fs_extent_get(handle,   in ext2fs_extent_set_bmap()
1510 				if (retval)  in ext2fs_extent_set_bmap()
1513 				retval = ext2fs_extent_replace(handle, 0,  in ext2fs_extent_set_bmap()
1516 				retval = ext2fs_extent_insert(handle,  in ext2fs_extent_set_bmap()
1518 			if (retval)  in ext2fs_extent_set_bmap()
1520 			retval = ext2fs_extent_fix_parents(handle);  in ext2fs_extent_set_bmap()
1521 			if (retval)  in ext2fs_extent_set_bmap()
1523 			retval = ext2fs_extent_get(handle,  in ext2fs_extent_set_bmap()
1526 			if (retval)  in ext2fs_extent_set_bmap()
1532 		retval = ext2fs_extent_replace(handle, 0, &extent);  in ext2fs_extent_set_bmap()
1533 		if (retval)  in ext2fs_extent_set_bmap()
1535 		retval = ext2fs_extent_fix_parents(handle);  in ext2fs_extent_set_bmap()
1536 		if (retval)  in ext2fs_extent_set_bmap()
1554 		retval = ext2fs_extent_replace(handle, 0, &extent);  in ext2fs_extent_set_bmap()
1555 		if (retval)  in ext2fs_extent_set_bmap()
1560 			retval = ext2fs_extent_insert(handle,  in ext2fs_extent_set_bmap()
1562 			if (retval) {  in ext2fs_extent_set_bmap()
1574 		retval = ext2fs_extent_insert(handle,  in ext2fs_extent_set_bmap()
1576 		if (retval) {  in ext2fs_extent_set_bmap()
1596 	return retval;  in ext2fs_extent_set_bmap()
1604 	errcode_t			retval = 0;  in ext2fs_extent_delete()  local
1618 		retval = ext2fs_extent_get(handle, EXT2_EXTENT_CURRENT,  in ext2fs_extent_delete()
1620 		if (retval == 0) {  in ext2fs_extent_delete()
1650 			retval = ext2fs_extent_get(handle, EXT2_EXTENT_UP,  in ext2fs_extent_delete()
1652 			if (retval)  in ext2fs_extent_delete()
1653 				return retval;  in ext2fs_extent_delete()
1655 			retval = ext2fs_extent_delete(handle, flags);  in ext2fs_extent_delete()
1659 			retval = ext2fs_write_inode(handle->fs, handle->ino,  in ext2fs_extent_delete()
1671 		retval = update_path(handle);  in ext2fs_extent_delete()
1673 	return retval;  in ext2fs_extent_delete()