sbin/fdisk/fdisk.c

133 static struct mbr_sector mboot;
562 	if (read_s0(0, &mboot))
713 			print_part(&mboot, part, 0);
733 		if (!sh_flag && mboot.mbr_bootsel_magic == LE_MBR_BS_MAGIC) {
737 			if (mboot.mbr_bootsel.mbrbs_flags & MBR_BS_ACTIVE) {
739 				tmo = le16toh(mboot.mbr_bootsel.mbrbs_timeo);
759 			    le32toh(mboot.mbr_dsn),
760 			    le32toh(mboot.mbr_dsn));
774 		print_part(&mboot, which, 0);
790 	if (boot != &mboot) {
1127 	if (mboot.mbr_bootsel_magic == LE_MBR_BS_MAGIC
1134 		memcpy(&mboot, bootcode, copy_size);
1135 		mboot.mbr_bootsel_magic = bootcode[0].mbr_bootsel_magic;
1137 	mboot.mbr_magic = LE_MBR_MAGIC;
1142 		memset(&mboot.mbr_parts[i], 0, sizeof(mboot.mbr_parts[i]));
1153 	for (mp = mboot.mbr_parts; !MBR_IS_EXTENDED(mp->mbrp_type); mp++)
1154 		if (mp >= &mboot.mbr_parts[MBR_PART_COUNT])
1163 	ext.ptn_id = mp - mboot.mbr_parts;
1249 	struct mbr_partition *partp = &mboot.mbr_parts[0];
1337 	if (mboot.mbr_bootsel_magic != LE_MBR_BS_MAGIC)
1341 	id = mboot.mbr_bootsel.mbrbs_defkey;
1343 	if (mboot.mbr_bootsel.mbrbs_flags & MBR_BS_ASCII) {
1364 		if (mboot.mbr_parts[p].mbrp_type == 0)
1366 		if (mboot.mbr_bootsel.mbrbs_nametab[p][0] == 0)
1369 			return le32toh(mboot.mbr_parts[p].mbrp_start);
1393 	if (mboot.mbr_bootsel_magic != LE_MBR_BS_MAGIC)
1397 	if (mboot.mbr_bootsel.mbrbs_flags & MBR_BS_ASCII)
1402 		mboot.mbr_bootsel.mbrbs_defkey = key[0];
1408 		mboot.mbr_bootsel.mbrbs_defkey = key[1]
1413 	mboot.mbr_bootsel.mbrbs_defkey = key[2];
1415 		if (mboot.mbr_parts[p].mbrp_type == 0)
1417 		if (mboot.mbr_bootsel.mbrbs_nametab[p][0] == 0)
1419 		if (le32toh(mboot.mbr_parts[p].mbrp_start) == default_ptn)
1421 		mboot.mbr_bootsel.mbrbs_defkey++;
1424 	if (mboot.mbr_bootsel.mbrbs_flags & MBR_BS_EXTLBA) {
1433 			mboot.mbr_bootsel.mbrbs_defkey++;
1438 	mboot.mbr_bootsel.mbrbs_defkey = key[0];
1444 	struct mbr_bootsel *mbs = &mboot.mbr_bootsel;
1453 		if (mboot.mbr_parts[p].mbrp_type == 0)
1455 		if (mboot.mbr_bootsel_magic != LE_MBR_BS_MAGIC)
1460 		if (le32toh(mboot.mbr_parts[p].mbrp_start) >= dos_totalsectors)
1479 	    (mboot.mbr_bootsel_magic == LE_MBR_BS_MAGIC
1541 	if (mboot.mbr_bootsel_magic == LE_MBR_BS_MAGIC)
1548 	struct mbr_bootsel *mbs = &mboot.mbr_bootsel;
1586 		if (mboot.mbr_parts[i].mbrp_type == 0)
1591 		off[opt] = le32toh(mboot.mbr_parts[i].mbrp_start);
1626  *		 have been read (i.e. dos_* and mboot are meaningful).
1752 	struct mbr_partition *part = &mboot.mbr_parts[i / 2];
1789 	mboot.mbr_parts[part].mbrp_type = 0;
1867 			if (p == part || mboot.mbr_parts[p].mbrp_type == 0)
1869 			p_s = le32toh(mboot.mbr_parts[p].mbrp_start);
1870 			p_e = p_s + le32toh(mboot.mbr_parts[p].mbrp_size);
1883 	if (!MBR_IS_EXTENDED(mboot.mbr_parts[part].mbrp_type)) {
1928 	if (le32toh(mboot.mbr_parts[part].mbrp_start) != ext.base)
2051 		boot = &mboot;
2123 			if (mboot.mbr_parts[p].mbrp_type == 0)
2125 			n_s = le32toh(mboot.mbr_parts[p].mbrp_start);
2127 			    start < n_s + le32toh(mboot.mbr_parts[p].mbrp_size))
2134 				if (mboot.mbr_parts[p].mbrp_type == 0)
2136 				n_s = le32toh(mboot.mbr_parts[p].mbrp_start);
2137 				n_e = n_s + le32toh(mboot.mbr_parts[p].mbrp_size);
2195 					if (mboot.mbr_parts[p].mbrp_type == 0)
2197 					n_s = le32toh(mboot.mbr_parts[p].mbrp_start);
2201 				    + le32toh(mboot.mbr_parts[p].mbrp_size)) {
2402 	struct mbr_partition *partp = &mboot.mbr_parts[0];
2418 	partp = &mboot.mbr_parts[0];
2787 		else if (mboot.mbr_parts[id].mbrp_type != 0)
2818 	if (write_disk(0, &mboot) == -1) {