dist/libdm/libdm-common.c

165 	struct dm_task *dmt = dm_malloc(sizeof(*dmt));
167 	if (!dmt) {
169 			  sizeof(*dmt));
174 		dm_free(dmt);
178 	memset(dmt, 0, sizeof(*dmt));
180 	dmt->type = type;
181 	dmt->minor = -1;
182 	dmt->major = -1;
183 	dmt->allow_default_major_fallback = 1;
184 	dmt->uid = DM_DEVICE_UID;
185 	dmt->gid = DM_DEVICE_GID;
186 	dmt->mode = DM_DEVICE_MODE;
187 	dmt->no_open_count = 0;
188 	dmt->read_ahead = DM_READ_AHEAD_AUTO;
189 	dmt->read_ahead_flags = 0;
190 	dmt->event_nr = 0;
191 	dmt->cookie_set = 0;
192 	dmt->query_inactive_table = 0;
194 	return dmt;
243 int dm_task_set_name(struct dm_task *dmt, const char *name)
250 	if (dmt->dev_name) {
251 		dm_free(dmt->dev_name);
252 		dmt->dev_name = NULL;
259 		if (dmt->type == DM_DEVICE_CREATE) {
298 		dmt->dev_name = new_name;
299 	else if (!(dmt->dev_name = dm_strdup(name))) {
307 int dm_task_set_uuid(struct dm_task *dmt, const char *uuid)
309 	if (dmt->uuid) {
310 		dm_free(dmt->uuid);
311 		dmt->uuid = NULL;
314 	if (!(dmt->uuid = dm_strdup(uuid))) {
322 int dm_task_set_major(struct dm_task *dmt, int major)
324 	dmt->major = major;
325 	dmt->allow_default_major_fallback = 0;
330 int dm_task_set_minor(struct dm_task *dmt, int minor)
332 	dmt->minor = minor;
337 int dm_task_set_major_minor(struct dm_task *dmt, int major, int minor,
340 	dmt->major = major;
341 	dmt->minor = minor;
342 	dmt->allow_default_major_fallback = allow_default_major_fallback;
347 int dm_task_set_uid(struct dm_task *dmt, uid_t uid)
349 	dmt->uid = uid;
354 int dm_task_set_gid(struct dm_task *dmt, gid_t gid)
356 	dmt->gid = gid;
361 int dm_task_set_mode(struct dm_task *dmt, mode_t mode)
363 	dmt->mode = mode;
368 int dm_task_add_target(struct dm_task *dmt, uint64_t start, uint64_t size,
376 	if (!dmt->head)
377 		dmt->head = dmt->tail = t;
379 		dmt->tail->next = t;
380 		dmt->tail = t;
945 	struct dm_task *dmt;
948 	if (!(dmt = dm_task_create(DM_DEVICE_MKNODES)))
951 	if (name && !dm_task_set_name(dmt, name))
954 	if (!dm_task_no_open_count(dmt))
957 	r = dm_task_run(dmt);
960 	dm_task_destroy(dmt);
966 	struct dm_task *dmt;
969 	if (!(dmt = dm_task_create(DM_DEVICE_VERSION)))
972 	if (!dm_task_run(dmt))
975 	if (!dm_task_get_driver_version(dmt, version, size))
981 	dm_task_destroy(dmt);
995 int dm_task_set_cookie(struct dm_task *dmt, uint32_t *cookie, uint16_t flags)
998 		dmt->event_nr = flags << DM_UDEV_FLAGS_SHIFT;
1250 int dm_task_set_cookie(struct dm_task *dmt, uint32_t *cookie, uint16_t flags)
1255 		dmt->event_nr = flags << DM_UDEV_FLAGS_SHIFT;
1275 	dmt->event_nr |= ~DM_UDEV_FLAGS_MASK & *cookie;
1276 	dmt->cookie_set = 1;
1284 	dmt->event_nr = 0;