dist/tools/dmsetup.c

187 static int _parse_line(struct dm_task *dmt, char *buffer, const char *file,
218 	if (!dm_task_add_target(dmt, start, size, ttype, ptr))
224 static int _parse_file(struct dm_task *dmt, const char *file)
233 		return _parse_line(dmt, _table, "", ++line);
255 		if (!_parse_line(dmt, buffer, file ? : "on stdin", ++line))
289 	struct dm_task *dmt;
292 	if (!(dmt = dm_task_create(DM_DEVICE_DEPS)))
295 	if (!dm_task_set_major(dmt, major) ||
296 	    !dm_task_set_minor(dmt, minor))
299 	if (_switches[NOOPENCOUNT_ARG] && !dm_task_no_open_count(dmt))
302 	if (_switches[INACTIVE_ARG] && !dm_task_query_inactive_table(dmt))
305 	if (!dm_task_run(dmt))
308 	if (!dm_task_get_info(dmt, &info))
314 	return dmt;
317 	dm_task_destroy(dmt);
380 static int _display_info_cols(struct dm_task *dmt, struct dm_info *info)
390 	obj.task = dmt;
402 		obj.split_name = _get_split_name(dm_task_get_uuid(dmt), dm_task_get_name(dmt), '-');
417 static void _display_info_long(struct dm_task *dmt, struct dm_info *info)
427 	printf("Name:              %s\n", dm_task_get_name(dmt));
434 	if (dm_task_get_read_ahead(dmt, &read_ahead))
454 	if ((uuid = dm_task_get_uuid(dmt)) && *uuid)
460 static int _display_info(struct dm_task *dmt)
464 	if (!dm_task_get_info(dmt, &info))
468 		_display_info_long(dmt, &info);
471 		_display_info_cols(dmt, &info);
476 static int _set_task_device(struct dm_task *dmt, const char *name, int optional)
479 		if (!dm_task_set_name(dmt, name))
482 		if (!dm_task_set_uuid(dmt, _uuid))
485 		if (!dm_task_set_major(dmt, _int_args[MAJOR_ARG]) ||
486 		    !dm_task_set_minor(dmt, _int_args[MINOR_ARG]))
499 	struct dm_task *dmt;
524 	if (!(dmt = dm_task_create(DM_DEVICE_RELOAD)))
527 	if (!_set_task_device(dmt, name, 0))
530 	if (!_switches[NOTABLE_ARG] && !_parse_file(dmt, file))
533 	if (_switches[READ_ONLY] && !dm_task_set_ro(dmt))
536 	if (_switches[NOOPENCOUNT_ARG] && !dm_task_no_open_count(dmt))
539 	if (_switches[INACTIVE_ARG] && !dm_task_query_inactive_table(dmt))
542 	if (!dm_task_run(dmt))
548 		r = _display_info(dmt);
551 	dm_task_destroy(dmt);
559 	struct dm_task *dmt;
566 	if (!(dmt = dm_task_create(DM_DEVICE_CREATE)))
569 	if (!dm_task_set_name(dmt, argv[1]))
572 	if (_switches[UUID_ARG] && !dm_task_set_uuid(dmt, _uuid))
575 	if (!_switches[NOTABLE_ARG] && !_parse_file(dmt, file))
578 	if (_switches[READ_ONLY] && !dm_task_set_ro(dmt))
581 	if (_switches[MAJOR_ARG] && !dm_task_set_major(dmt, _int_args[MAJOR_ARG]))
584 	if (_switches[MINOR_ARG] && !dm_task_set_minor(dmt, _int_args[MINOR_ARG]))
587 	if (_switches[UID_ARG] && !dm_task_set_uid(dmt, _int_args[UID_ARG]))
590 	if (_switches[GID_ARG] && !dm_task_set_gid(dmt, _int_args[GID_ARG]))
593 	if (_switches[MODE_ARG] && !dm_task_set_mode(dmt, _int_args[MODE_ARG]))
596 	if (_switches[NOOPENCOUNT_ARG] && !dm_task_no_open_count(dmt))
599 	if (_switches[INACTIVE_ARG] && !dm_task_query_inactive_table(dmt))
603 	    !dm_task_set_read_ahead(dmt, _int_args[READAHEAD_ARG],
610 	if (!dm_task_set_cookie(dmt, &cookie, 0) ||
611 	    !dm_task_run(dmt))
617 		r = _display_info(dmt);
621 	dm_task_destroy(dmt);
629 	struct dm_task *dmt;
632 	if (!(dmt = dm_task_create(DM_DEVICE_RENAME)))
636 	if (!_set_task_device(dmt, (argc == 3) ? argv[1] : NULL, 0))
639 	if (!dm_task_set_newname(dmt, argv[argc - 1]))
642 	if (_switches[NOOPENCOUNT_ARG] && !dm_task_no_open_count(dmt))
645 	if (_switches[INACTIVE_ARG] && !dm_task_query_inactive_table(dmt))
648 	if (!dm_task_set_cookie(dmt, &cookie, 0) ||
649 	    !dm_task_run(dmt))
656 	dm_task_destroy(dmt);
665 	struct dm_task *dmt;
668 	if (!(dmt = dm_task_create(DM_DEVICE_TARGET_MSG)))
672 		if (!_set_task_device(dmt, NULL, 0))
675 		if (!_set_task_device(dmt, argv[1], 0))
681 	if (!dm_task_set_sector(dmt, (uint64_t) atoll(argv[1])))
706 	if (!dm_task_set_message(dmt, str))
711 	if (_switches[NOOPENCOUNT_ARG] && !dm_task_no_open_count(dmt))
714 	if (_switches[INACTIVE_ARG] && !dm_task_query_inactive_table(dmt))
717 	if (!dm_task_run(dmt))
723 	dm_task_destroy(dmt);
731 	struct dm_task *dmt;
733 	if (!(dmt = dm_task_create(DM_DEVICE_SET_GEOMETRY)))
737 		if (!_set_task_device(dmt, NULL, 0))
740 		if (!_set_task_device(dmt, argv[1], 0))
746 	if (!dm_task_set_geometry(dmt, argv[1], argv[2], argv[3], argv[4]))
749 	if (_switches[NOOPENCOUNT_ARG] && !dm_task_no_open_count(dmt))
752 	if (_switches[INACTIVE_ARG] && !dm_task_query_inactive_table(dmt))
756 	if (!dm_task_run(dmt))
762 	dm_task_destroy(dmt);
1020 	struct dm_task *dmt;
1022 	if (!(dmt = dm_task_create(task)))
1025 	if (!_set_task_device(dmt, name, 0))
1028 	if (event_nr && !dm_task_set_event_nr(dmt, event_nr))
1031 	if (_switches[NOFLUSH_ARG] && !dm_task_no_flush(dmt))
1034 	if (_switches[NOOPENCOUNT_ARG] && !dm_task_no_open_count(dmt))
1037 	if (_switches[INACTIVE_ARG] && !dm_task_query_inactive_table(dmt))
1040 	if (_switches[NOLOCKFS_ARG] && !dm_task_skip_lockfs(dmt))
1044 	    !dm_task_set_read_ahead(dmt, _int_args[READAHEAD_ARG],
1048 	if (udev_wait_flag && !dm_task_set_cookie(dmt, &cookie, 0))
1051 	r = dm_task_run(dmt);
1054 		r = _display_info(dmt);
1060 	dm_task_destroy(dmt);
1103 	struct dm_task *dmt;
1105 	if (!(dmt = dm_task_create(DM_DEVICE_LIST)))
1108 	if (!dm_task_run(dmt)) {
1113 	if (!(names = dm_task_get_names(dmt))) {
1132 	dm_task_destroy(dmt);
1141 	struct dm_task *dmt;
1144 	if (!(dmt = dm_task_create(DM_DEVICE_TABLE)))
1147 	if (!_set_task_device(dmt, name, 0))
1150 	if (_switches[NOOPENCOUNT_ARG] && !dm_task_no_open_count(dmt))
1153 	if (_switches[INACTIVE_ARG] && !dm_task_query_inactive_table(dmt))
1156 	if (!dm_task_run(dmt))
1159 	if (!dm_task_get_info(dmt, &info) || !info.exists)
1163 		next = dm_get_next_target(dmt, next, &start, &length,
1169 	dm_task_destroy(dmt);
1176 	struct dm_task *dmt;
1188 	if (!(dmt = dm_task_create(DM_DEVICE_RELOAD)))
1191 	if (!_set_task_device(dmt, name, 0))
1194 	if (!dm_task_add_target(dmt, UINT64_C(0), size, "error", ""))
1197 	if (_switches[READ_ONLY] && !dm_task_set_ro(dmt))
1200 	if (_switches[NOOPENCOUNT_ARG] && !dm_task_no_open_count(dmt))
1203 	if (_switches[INACTIVE_ARG] && !dm_task_query_inactive_table(dmt))
1206 	if (!dm_task_run(dmt))
1217 	dm_task_destroy(dmt);
1268 static void _display_dev(struct dm_task *dmt, const char *name)
1272 	if (dm_task_get_info(dmt, &info))
1343 	struct dm_task *dmt;
1372 	if (!(dmt = dm_task_create(cmd)))
1375 	if (!_set_task_device(dmt, name, 0))
1378 	if (_switches[NOOPENCOUNT_ARG] && !dm_task_no_open_count(dmt))
1381 	if (_switches[INACTIVE_ARG] && !dm_task_query_inactive_table(dmt))
1384 	if (!dm_task_run(dmt))
1387 	if (!dm_task_get_info(dmt, &info) || !info.exists)
1391 		name = dm_task_get_name(dmt);
1395 		next = dm_get_next_target(dmt, next, &start, &length,
1404 				_display_dev(dmt, name);
1409 				_display_info(dmt);
1442 	dm_task_destroy(dmt);
1450 	struct dm_task *dmt;
1454 	if (!(dmt = dm_task_create(DM_DEVICE_LIST_VERSIONS)))
1457 	if (!dm_task_run(dmt))
1460 	target = dm_task_get_versions(dmt);
1475 	dm_task_destroy(dmt);
1483 	struct dm_task *dmt;
1496 	if (!(dmt = dm_task_create(DM_DEVICE_INFO)))
1499 	if (!_set_task_device(dmt, name, 0))
1502 	if (_switches[NOOPENCOUNT_ARG] && !dm_task_no_open_count(dmt))
1505 	if (_switches[INACTIVE_ARG] && !dm_task_query_inactive_table(dmt))
1508 	if (!dm_task_run(dmt))
1511 	r = _display_info(dmt);
1514 	dm_task_destroy(dmt);
1523 	struct dm_task *dmt;
1537 	if (!(dmt = dm_task_create(DM_DEVICE_DEPS)))
1540 	if (!_set_task_device(dmt, name, 0))
1543 	if (_switches[NOOPENCOUNT_ARG] && !dm_task_no_open_count(dmt))
1546 	if (_switches[INACTIVE_ARG] && !dm_task_query_inactive_table(dmt))
1549 	if (!dm_task_run(dmt))
1552 	if (!dm_task_get_info(dmt, &info))
1555 	if (!(deps = dm_task_get_deps(dmt)))
1565 		_display_info(dmt);
1583 	dm_task_destroy(dmt);