geom/part/g_part_ldm.c

403 ldm_privhdr_parse(struct g_consumer *cp, struct ldm_privhdr *hdr,
409 	memset(hdr, 0, sizeof(*hdr));
418 	error = parse_uuid(buf + LDM_PH_DISKGUID_OFF, &hdr->disk_guid);
421 	error = parse_uuid(buf + LDM_PH_DGGUID_OFF, &hdr->dg_guid);
424 	strncpy(hdr->dg_name, buf + LDM_PH_DGNAME_OFF, sizeof(hdr->dg_name));
425 	hdr->start = be64dec(buf + LDM_PH_START_OFF);
426 	hdr->size = be64dec(buf + LDM_PH_SIZE_OFF);
427 	hdr->db_offset = be64dec(buf + LDM_PH_DB_OFF);
428 	hdr->db_size = be64dec(buf + LDM_PH_DBSIZE_OFF);
429 	hdr->th_offset[0] = be64dec(buf + LDM_PH_TH1_OFF);
430 	hdr->th_offset[1] = be64dec(buf + LDM_PH_TH2_OFF);
431 	hdr->conf_size = be64dec(buf + LDM_PH_CONFSIZE_OFF);
432 	hdr->log_size = be64dec(buf + LDM_PH_LOGSIZE_OFF);
441 	struct ldm_privhdr hdr;
481 		error = ldm_privhdr_parse(cp, &hdr, buf);
490 		if (hdr.start > last ||
491 		    hdr.start + hdr.size - 1 > last ||
492 		    (hdr.start + hdr.size - 1 > hdr.db_offset && !is_gpt) ||
493 		    hdr.db_size != LDM_DB_SIZE ||
494 		    hdr.db_offset + LDM_DB_SIZE - 1 > last ||
495 		    hdr.th_offset[0] >= LDM_DB_SIZE ||
496 		    hdr.th_offset[1] >= LDM_DB_SIZE ||
497 		    hdr.conf_size + hdr.log_size >= LDM_DB_SIZE) {
503 			    "last: %jd", pp->name, hdr.start, hdr.size,
504 			    hdr.db_offset, hdr.db_size, hdr.th_offset[0],
505 			    hdr.th_offset[1], hdr.conf_size, hdr.log_size,
509 		if (found != 0 && memcmp(&db->ph, &hdr, sizeof(hdr)) != 0) {
529 			memcpy(&db->ph, &hdr, sizeof(hdr));
580 	struct ldm_tochdr hdr;
606 		hdr.conf_offset = be64dec(buf + LDM_TH_CONF_OFF);
607 		hdr.log_offset = be64dec(buf + LDM_TH_LOG_OFF);
611 		    hdr.conf_offset + conf_size >= LDM_DB_SIZE ||
613 		    hdr.log_offset + log_size >= LDM_DB_SIZE) {
623 			memcpy(&db->th, &hdr, sizeof(hdr));