4  * Copyright (C) 2002-2004 Sistina Software, Inc. All rights reserved.
5  * Copyright (C) 2004-2007 Red Hat, Inc. All rights reserved.
15  * Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
55 	li->l = l;  in _alloc_li()
56 	strcpy(li->name, name);  in _alloc_li()
78 		n = c->n;  in label_exit()
80 		li->l->ops->destroy(li->l);  in label_exit()
94 	dm_list_add(&_labellers, &li->list);  in label_register_handler()
103 		if (!strcmp(li->name, name))  in label_get_handler()
104 			return li->l;  in label_get_handler()
115 	struct label_header *lh;  in _find_labeller()  local
130 		lh = (struct label_header *) (readbuf +  in _find_labeller()
133 		if (!strncmp((char *)lh->id, LABEL_ID, sizeof(lh->id))) {  in _find_labeller()
139 			if (xlate64(lh->sector_xl) != sector + scan_sector) {  in _find_labeller()
142 					 " - ignoring", dev_name(dev),  in _find_labeller()
143 					 (uint64_t)xlate64(lh->sector_xl),  in _find_labeller()
147 			if (calc_crc(INITIAL_CRC, &lh->offset_xl, LABEL_SIZE -  in _find_labeller()
148 				     ((uintptr_t) &lh->offset_xl - (uintptr_t) lh)) !=  in _find_labeller()
149 			    xlate32(lh->crc_xl)) {  in _find_labeller()
150 				log_info("Label checksum incorrect on %s - "  in _find_labeller()
159 			if (li->l->ops->can_handle(li->l, (char *) lh,  in _find_labeller()
162 						 dev_name(dev), li->name);  in _find_labeller()
170 				r = li->l;  in _find_labeller()
171 				memcpy(buf, lh, LABEL_SIZE);  in _find_labeller()
182 		if ((info = info_from_pvid(dev->pvid, 0)))  in _find_labeller()
183 			lvmcache_update_vgname_and_id(info, info->fmt->orphan_vg_name,  in _find_labeller()
184 						      info->fmt->orphan_vg_name,  in _find_labeller()
201 	struct label_header *lh;  in label_remove()  local
224 		lh = (struct label_header *) (readbuf +  in label_remove()
229 		if (!strncmp((char *)lh->id, LABEL_ID, sizeof(lh->id))) {  in label_remove()
230 			if (xlate64(lh->sector_xl) == sector)  in label_remove()
234 				if (li->l->ops->can_handle(li->l, (char *) lh,  in label_remove()
271 	if ((info = info_from_pvid(dev->pvid, 1))) {  in label_read()
273 		*result = info->label;  in label_read()
280 		if ((info = info_from_pvid(dev->pvid, 0)))  in label_read()
281 			lvmcache_update_vgname_and_id(info, info->fmt->orphan_vg_name,  in label_read()
282 						      info->fmt->orphan_vg_name,  in label_read()
291 	if ((r = (l->ops->read)(l, dev, buf, result)) && result && *result)  in label_read()
292 		(*result)->sector = sector;  in label_read()
305 	struct label_header *lh = (struct label_header *) buf;  in label_write()  local
308 	if (!label->labeller->ops->write) {  in label_write()
313 	if ((LABEL_SIZE + (label->sector << SECTOR_SHIFT)) > LABEL_SCAN_SIZE) {  in label_write()
315 			  label->sector, LABEL_SCAN_SECTORS);  in label_write()
321 	strncpy((char *)lh->id, LABEL_ID, sizeof(lh->id));  in label_write()
322 	lh->sector_xl = xlate64(label->sector);  in label_write()
323 	lh->offset_xl = xlate32(sizeof(*lh));  in label_write()
325 	if (!(label->labeller->ops->write)(label, buf))  in label_write()
328 	lh->crc_xl = xlate32(calc_crc(INITIAL_CRC, &lh->offset_xl, LABEL_SIZE -  in label_write()
329 				      ((uintptr_t) &lh->offset_xl - (uintptr_t) lh)));  in label_write()
335 		 PRIu32 ".", dev_name(dev), label->sector,  in label_write()
336 		 xlate32(lh->offset_xl));  in label_write()
337 	if (!dev_write(dev, label->sector << SECTOR_SHIFT, LABEL_SIZE, buf)) {  in label_write()
358 		if ((info = info_from_pvid(dev->pvid, 0)))  in label_verify()
359 			lvmcache_update_vgname_and_id(info, info->fmt->orphan_vg_name,  in label_verify()
360 						      info->fmt->orphan_vg_name,  in label_verify()
369 	r = l->ops->verify ? l->ops->verify(l, buf, sector) : 1;  in label_verify()
380 	label->labeller->ops->destroy_label(label->labeller, label);  in label_destroy()
394 	label->labeller = labeller;  in label_create()
396 	labeller->ops->initialise_label(labeller, label);  in label_create()