mirror of
https://github.com/topjohnwu/ndk-busybox.git
synced 2024-12-11 05:24:04 +00:00
fdisk: do not open device twice. Complain on fdisk -l /dev/bogus.
Made enums UPPERCASE. Removed one global variable. Added some FIXMEs. text data bss dec hex filename 804708 645 7112 812465 c65b1 busybox_old 804685 641 7112 812438 c6596 busybox_unstripped
This commit is contained in:
Denis Vlasenko
parent
aca10f852a
commit
4437d19fb4
@ -78,13 +78,13 @@ static const char ioctl_error[] ALIGN1 = "BLKGETSIZE ioctl failed on %s";
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static void fdisk_fatal(const char *why) ATTRIBUTE_NORETURN;
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enum label_type {
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label_dos, label_sun, label_sgi, label_aix, label_osf
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LABEL_DOS, LABEL_SUN, LABEL_SGI, LABEL_AIX, LABEL_OSF
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};
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#define LABEL_IS_DOS (label_dos == current_label_type)
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#define LABEL_IS_DOS (LABEL_DOS == current_label_type)
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#if ENABLE_FEATURE_SUN_LABEL
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#define LABEL_IS_SUN (label_sun == current_label_type)
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#define LABEL_IS_SUN (LABEL_SUN == current_label_type)
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#define STATIC_SUN static
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#else
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#define LABEL_IS_SUN 0
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@ -92,7 +92,7 @@ enum label_type {
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#endif
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#if ENABLE_FEATURE_SGI_LABEL
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#define LABEL_IS_SGI (label_sgi == current_label_type)
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#define LABEL_IS_SGI (LABEL_SGI == current_label_type)
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#define STATIC_SGI static
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#else
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#define LABEL_IS_SGI 0
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@ -100,7 +100,7 @@ enum label_type {
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#endif
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#if ENABLE_FEATURE_AIX_LABEL
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#define LABEL_IS_AIX (label_aix == current_label_type)
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#define LABEL_IS_AIX (LABEL_AIX == current_label_type)
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#define STATIC_AIX static
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#else
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#define LABEL_IS_AIX 0
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@ -108,14 +108,14 @@ enum label_type {
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#endif
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#if ENABLE_FEATURE_OSF_LABEL
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#define LABEL_IS_OSF (label_osf == current_label_type)
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#define LABEL_IS_OSF (LABEL_OSF == current_label_type)
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#define STATIC_OSF static
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#else
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#define LABEL_IS_OSF 0
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#define STATIC_OSF extern
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#endif
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enum action { fdisk, require, try_only, create_empty_dos, create_empty_sun };
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enum action { OPEN_MAIN, TRY_ONLY, CREATE_EMPTY_DOS, CREATE_EMPTY_SUN };
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static void update_units(void);
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#if ENABLE_FEATURE_FDISK_WRITABLE
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@ -263,14 +263,15 @@ static const char *const i386_sys_types[] = {
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NULL
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};
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enum {
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dev_fd = 3 /* the disk */
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};
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/* Globals */
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struct globals {
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char *line_ptr;
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const char *disk_device;
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int fd; /* the disk */
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int g_partitions; // = 4; /* maximum partition + 1 */
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unsigned units_per_sector; // = 1;
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unsigned sector_size; // = DEFAULT_SECTOR_SIZE;
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@ -295,7 +296,6 @@ struct globals {
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#define G (*ptr_to_globals)
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#define line_ptr (G.line_ptr)
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#define disk_device (G.disk_device )
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#define fd (G.fd )
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#define g_partitions (G.g_partitions )
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#define units_per_sector (G.units_per_sector )
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#define sector_size (G.sector_size )
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@ -323,7 +323,7 @@ struct globals {
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/* TODO: move to libbb? */
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static ullong bb_BLKGETSIZE_sectors(void)
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static ullong bb_BLKGETSIZE_sectors(int fd)
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{
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uint64_t v64;
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unsigned long longsectors;
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@ -642,9 +642,6 @@ get_nr_sects(const struct partition *p)
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return read4_little_endian(p->size4);
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}
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/* normally O_RDWR, -l option gives O_RDONLY */
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static int type_open = O_RDWR;
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static int ext_index; /* the prime extended partition */
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static smallint listing; /* no aborts for fdisk -l */
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static smallint dos_compatible_flag = 1;
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@ -663,7 +660,7 @@ static ullong total_number_of_sectors;
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static void fdisk_fatal(const char *why)
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{
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if (listing) {
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close(fd);
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close(dev_fd);
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longjmp(listingbuf, 1);
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}
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bb_error_msg_and_die(why, disk_device);
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@ -674,11 +671,11 @@ seek_sector(ullong secno)
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{
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secno *= sector_size;
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#if ENABLE_FDISK_SUPPORT_LARGE_DISKS
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if (lseek64(fd, (off64_t)secno, SEEK_SET) == (off64_t) -1)
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if (lseek64(dev_fd, (off64_t)secno, SEEK_SET) == (off64_t) -1)
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fdisk_fatal(unable_to_seek);
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#else
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if (secno > MAXINT(off_t)
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|| lseek(fd, (off_t)secno, SEEK_SET) == (off_t) -1
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|| lseek(dev_fd, (off_t)secno, SEEK_SET) == (off_t) -1
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) {
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fdisk_fatal(unable_to_seek);
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}
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@ -690,7 +687,7 @@ static void
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write_sector(ullong secno, char *buf)
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{
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seek_sector(secno);
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if (write(fd, buf, sector_size) != sector_size)
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if (write(dev_fd, buf, sector_size) != sector_size)
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fdisk_fatal(unable_to_write);
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}
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#endif
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@ -702,7 +699,7 @@ read_pte(struct pte *pe, ullong offset)
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pe->offset = offset;
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pe->sectorbuffer = xmalloc(sector_size);
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seek_sector(offset);
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if (read(fd, pe->sectorbuffer, sector_size) != sector_size)
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if (read(dev_fd, pe->sectorbuffer, sector_size) != sector_size)
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fdisk_fatal(unable_to_read);
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#if ENABLE_FEATURE_FDISK_WRITABLE
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pe->changed = 0;
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@ -1126,7 +1123,7 @@ create_doslabel(void)
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printf(msg_building_new_label, "DOS disklabel");
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current_label_type = label_dos;
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current_label_type = LABEL_DOS;
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#if ENABLE_FEATURE_OSF_LABEL
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possibly_osf_label = 0;
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@ -1139,7 +1136,7 @@ create_doslabel(void)
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extended_offset = 0;
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set_all_unchanged();
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set_changed(0);
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get_boot(create_empty_dos);
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get_boot(CREATE_EMPTY_DOS);
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}
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#endif /* FEATURE_FDISK_WRITABLE */
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@ -1148,7 +1145,7 @@ get_sectorsize(void)
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{
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if (!user_set_sector_size) {
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int arg;
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if (ioctl(fd, BLKSSZGET, &arg) == 0)
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if (ioctl(dev_fd, BLKSSZGET, &arg) == 0)
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sector_size = arg;
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if (sector_size != DEFAULT_SECTOR_SIZE)
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printf("Note: sector size is %d (not %d)\n",
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@ -1161,7 +1158,7 @@ get_kernel_geometry(void)
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{
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struct hd_geometry geometry;
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if (!ioctl(fd, HDIO_GETGEO, &geometry)) {
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if (!ioctl(dev_fd, HDIO_GETGEO, &geometry)) {
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kern_heads = geometry.heads;
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kern_sectors = geometry.sectors;
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/* never use geometry.cylinders - it is truncated */
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@ -1224,7 +1221,7 @@ get_geometry(void)
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g_sectors = user_sectors ? user_sectors :
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pt_sectors ? pt_sectors :
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kern_sectors ? kern_sectors : 63;
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total_number_of_sectors = bb_BLKGETSIZE_sectors();
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total_number_of_sectors = bb_BLKGETSIZE_sectors(dev_fd);
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sector_offset = 1;
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if (dos_compatible_flag)
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@ -1236,7 +1233,9 @@ get_geometry(void)
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}
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/*
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* Read MBR. Returns:
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* Opens disk_device and optionally reads MBR.
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* FIXME: document what each 'what' value will do!
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* Returns:
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* -1: no 0xaa55 flag present (possibly entire disk BSD)
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* 0: found or created label
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* 1: I/O error
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@ -1248,82 +1247,80 @@ static int get_boot(void)
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#define get_boot(what) get_boot()
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#endif
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{
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int i;
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int i, fd;
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g_partitions = 4;
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for (i = 0; i < 4; i++) {
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struct pte *pe = &ptes[i];
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pe->part_table = pt_offset(MBRbuffer, i);
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pe->ext_pointer = NULL;
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pe->offset = 0;
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pe->sectorbuffer = MBRbuffer;
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#if ENABLE_FEATURE_FDISK_WRITABLE
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pe->changed = (what == create_empty_dos);
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pe->changed = (what == CREATE_EMPTY_DOS);
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#endif
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}
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#if ENABLE_FEATURE_SUN_LABEL
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if (what == create_empty_sun && check_sun_label())
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return 0;
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#endif
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memset(MBRbuffer, 0, 512);
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#if ENABLE_FEATURE_FDISK_WRITABLE
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if (what == create_empty_dos)
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goto got_dos_table; /* skip reading disk */
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// ALERT! highly idiotic design!
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// We end up here when we call get_boot() recursively
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// via get_boot() [table is bad] -> create_doslabel() -> get_boot(CREATE_EMPTY_DOS).
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// or get_boot() [table is bad] -> create_sunlabel() -> get_boot(CREATE_EMPTY_SUN).
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// (just factor out re-init of ptes[0,1,2,3] in a separate fn instead?)
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// So skip opening device _again_...
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if (what == CREATE_EMPTY_DOS USE_FEATURE_SUN_LABEL(|| what == CREATE_EMPTY_SUN))
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goto created_table;
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fd = open(disk_device, (option_mask32 & OPT_l) ? O_RDONLY : O_RDWR);
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fd = open(disk_device, type_open);
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if (fd < 0) {
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fd = open(disk_device, O_RDONLY);
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if (fd < 0) {
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if (what == try_only)
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if (what == TRY_ONLY)
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return 1;
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fdisk_fatal(unable_to_open);
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} else
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printf("You will not be able to write "
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"the partition table\n");
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}
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xmove_fd(fd, dev_fd);
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printf("'%s' is opened for read only\n", disk_device);
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}
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if (512 != read(fd, MBRbuffer, 512)) {
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if (what == try_only)
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if (512 != read(dev_fd, MBRbuffer, 512)) {
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if (what == TRY_ONLY) {
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close(dev_fd);
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return 1;
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}
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fdisk_fatal(unable_to_read);
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}
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#else
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fd = open(disk_device, O_RDONLY);
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if (fd < 0)
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return 1;
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if (512 != read(fd, MBRbuffer, 512))
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if (512 != read(fd, MBRbuffer, 512)) {
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close(fd);
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return 1;
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}
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xmove_fd(fd, dev_fd);
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#endif
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get_geometry();
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update_units();
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#if ENABLE_FEATURE_SUN_LABEL
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if (check_sun_label())
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return 0;
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#endif
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#if ENABLE_FEATURE_SGI_LABEL
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if (check_sgi_label())
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return 0;
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#endif
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#if ENABLE_FEATURE_AIX_LABEL
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if (check_aix_label())
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return 0;
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#endif
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#if ENABLE_FEATURE_OSF_LABEL
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if (check_osf_label()) {
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possibly_osf_label = 1;
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if (!valid_part_table_flag(MBRbuffer)) {
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current_label_type = label_osf;
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current_label_type = LABEL_OSF;
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return 0;
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}
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printf("This disk has both DOS and BSD magic.\n"
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@ -1331,49 +1328,34 @@ static int get_boot(void)
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}
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#endif
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#if ENABLE_FEATURE_FDISK_WRITABLE
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got_dos_table:
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#endif
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if (!valid_part_table_flag(MBRbuffer)) {
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#if !ENABLE_FEATURE_FDISK_WRITABLE
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if (!valid_part_table_flag(MBRbuffer))
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return -1;
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#else
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switch (what) {
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case fdisk:
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if (!valid_part_table_flag(MBRbuffer)) {
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if (what == OPEN_MAIN) {
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printf("Device contains neither a valid DOS "
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"partition table, nor Sun, SGI or OSF "
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"disklabel\n");
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#ifdef __sparc__
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#if ENABLE_FEATURE_SUN_LABEL
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create_sunlabel();
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#endif
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USE_FEATURE_SUN_LABEL(create_sunlabel();)
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#else
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create_doslabel();
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#endif
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return 0;
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case try_only:
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return -1;
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case create_empty_dos:
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#if ENABLE_FEATURE_SUN_LABEL
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case create_empty_sun:
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#endif
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break;
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default:
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bb_error_msg_and_die("internal error");
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}
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#endif /* FEATURE_FDISK_WRITABLE */
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/* TRY_ONLY: */
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return -1;
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}
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created_table:
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#endif /* FEATURE_FDISK_WRITABLE */
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#if ENABLE_FEATURE_FDISK_WRITABLE
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warn_cylinders();
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#endif
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USE_FEATURE_FDISK_WRITABLE(warn_cylinders();)
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warn_geometry();
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for (i = 0; i < 4; i++) {
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struct pte *pe = &ptes[i];
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if (IS_EXTENDED(pe->part_table->sys_ind)) {
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if (IS_EXTENDED(ptes[i].part_table->sys_ind)) {
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if (g_partitions != 4)
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printf("Ignoring extra extended "
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"partition %d\n", i + 1);
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@ -1384,16 +1366,13 @@ static int get_boot(void)
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for (i = 3; i < g_partitions; i++) {
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struct pte *pe = &ptes[i];
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if (!valid_part_table_flag(pe->sectorbuffer)) {
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printf("Warning: invalid flag 0x%02x,0x%02x of partition "
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"table %d will be corrected by w(rite)\n",
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pe->sectorbuffer[510],
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pe->sectorbuffer[511],
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i + 1);
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#if ENABLE_FEATURE_FDISK_WRITABLE
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pe->changed = 1;
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#endif
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USE_FEATURE_FDISK_WRITABLE(pe->changed = 1;)
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}
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}
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@ -2474,7 +2453,7 @@ reread_partition_table(int leave)
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printf("Calling ioctl() to re-read partition table\n");
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sync();
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/* sleep(2); Huh? */
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i = ioctl_or_perror(fd, BLKRRPART, NULL,
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i = ioctl_or_perror(dev_fd, BLKRRPART, NULL,
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"WARNING: rereading partition table "
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"failed, kernel still uses old table");
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#if 0
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@ -2487,7 +2466,7 @@ reread_partition_table(int leave)
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if (leave) {
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if (ENABLE_FEATURE_CLEAN_UP)
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close(fd);
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close(dev_fd);
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exit(i != 0);
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}
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}
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@ -2619,7 +2598,8 @@ xselect(void)
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x_list_table(0);
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break;
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case 'q':
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close(fd);
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if (ENABLE_FEATURE_CLEAN_UP)
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close(dev_fd);
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bb_putchar('\n');
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exit(0);
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case 'r':
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@ -2687,7 +2667,7 @@ is_ide_cdrom_or_tape(const char *device)
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static void
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trydev(const char *device, int user_specified)
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open_list_and_close(const char *device, int user_specified)
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{
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int gb;
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@ -2697,46 +2677,44 @@ trydev(const char *device, int user_specified)
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if (!user_specified)
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if (is_ide_cdrom_or_tape(device))
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return;
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fd = open(disk_device, type_open);
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if (fd >= 0) {
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gb = get_boot(try_only);
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if (gb > 0) { /* I/O error */
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close(fd);
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} else if (gb < 0) { /* no DOS signature */
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list_disk_geometry();
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if (LABEL_IS_AIX) {
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return;
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}
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#if ENABLE_FEATURE_OSF_LABEL
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if (bsd_trydev(device) < 0)
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#endif
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printf("Disk %s doesn't contain a valid "
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"partition table\n", device);
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close(fd);
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} else {
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close(fd);
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list_table(0);
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#if ENABLE_FEATURE_FDISK_WRITABLE
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if (!LABEL_IS_SUN && g_partitions > 4){
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delete_partition(ext_index);
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}
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#endif
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}
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} else {
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|
||||
/* Open disk_device, save file descriptor to dev_fd */
|
||||
errno = 0;
|
||||
gb = get_boot(TRY_ONLY);
|
||||
if (gb > 0) { /* I/O error */
|
||||
/* Ignore other errors, since we try IDE
|
||||
and SCSI hard disks which may not be
|
||||
installed on the system. */
|
||||
if (errno == EACCES) {
|
||||
printf("Cannot open %s\n", device);
|
||||
return;
|
||||
}
|
||||
if (user_specified || errno == EACCES)
|
||||
bb_perror_msg("can't open '%s'", device);
|
||||
return;
|
||||
}
|
||||
|
||||
if (gb < 0) { /* no DOS signature */
|
||||
list_disk_geometry();
|
||||
if (LABEL_IS_AIX)
|
||||
goto ret;
|
||||
#if ENABLE_FEATURE_OSF_LABEL
|
||||
if (bsd_trydev(device) < 0)
|
||||
#endif
|
||||
printf("Disk %s doesn't contain a valid "
|
||||
"partition table\n", device);
|
||||
} else {
|
||||
list_table(0);
|
||||
#if ENABLE_FEATURE_FDISK_WRITABLE
|
||||
if (!LABEL_IS_SUN && g_partitions > 4) {
|
||||
delete_partition(ext_index);
|
||||
}
|
||||
#endif
|
||||
}
|
||||
ret:
|
||||
close(dev_fd);
|
||||
}
|
||||
|
||||
/* for fdisk -l: try all things in /proc/partitions
|
||||
that look like a partition name (do not end in a digit) */
|
||||
static void
|
||||
tryprocpt(void)
|
||||
list_devs_in_proc_partititons(void)
|
||||
{
|
||||
FILE *procpt;
|
||||
char line[100], ptname[100], devname[120], *s;
|
||||
@ -2753,7 +2731,7 @@ tryprocpt(void)
|
||||
if (isdigit(s[-1]))
|
||||
continue;
|
||||
sprintf(devname, "/dev/%s", ptname);
|
||||
trydev(devname, 0);
|
||||
open_list_and_close(devname, 0);
|
||||
}
|
||||
#if ENABLE_FEATURE_CLEAN_UP
|
||||
fclose(procpt);
|
||||
@ -2792,6 +2770,8 @@ int fdisk_main(int argc, char **argv)
|
||||
|
||||
INIT_G();
|
||||
|
||||
close(dev_fd); /* just in case */
|
||||
|
||||
opt_complementary = "b+:C+:H+:S+"; /* numeric params */
|
||||
opt = getopt32(argv, "b:C:H:lS:u" USE_FEATURE_FDISK_BLKSIZE("s"),
|
||||
§or_size, &user_cylinders, &user_heads, &user_sectors);
|
||||
@ -2819,16 +2799,15 @@ int fdisk_main(int argc, char **argv)
|
||||
if (opt & OPT_l) {
|
||||
nowarn = 1;
|
||||
#endif
|
||||
type_open = O_RDONLY;
|
||||
if (*argv) {
|
||||
listing = 1;
|
||||
do {
|
||||
trydev(*argv, 1);
|
||||
open_list_and_close(*argv, 1);
|
||||
} while (*++argv);
|
||||
} else {
|
||||
/* we don't have device names, */
|
||||
/* use /proc/partitions instead */
|
||||
tryprocpt();
|
||||
list_devs_in_proc_partititons();
|
||||
}
|
||||
return 0;
|
||||
#if ENABLE_FEATURE_FDISK_WRITABLE
|
||||
@ -2845,7 +2824,7 @@ int fdisk_main(int argc, char **argv)
|
||||
for (j = 0; j < argc; j++) {
|
||||
unsigned long long size;
|
||||
fd = xopen(argv[j], O_RDONLY);
|
||||
size = bb_BLKGETSIZE_sectors() / 2;
|
||||
size = bb_BLKGETSIZE_sectors(fd) / 2;
|
||||
close(fd);
|
||||
if (argc == 1)
|
||||
printf("%lld\n", size);
|
||||
@ -2861,7 +2840,7 @@ int fdisk_main(int argc, char **argv)
|
||||
bb_show_usage();
|
||||
|
||||
disk_device = argv[0];
|
||||
get_boot(fdisk);
|
||||
get_boot(OPEN_MAIN);
|
||||
|
||||
if (LABEL_IS_OSF) {
|
||||
/* OSF label, and no DOS label */
|
||||
@ -2869,7 +2848,7 @@ int fdisk_main(int argc, char **argv)
|
||||
"disklabel mode\n", disk_device);
|
||||
bsd_select();
|
||||
/*Why do we do this? It seems to be counter-intuitive*/
|
||||
current_label_type = label_dos;
|
||||
current_label_type = LABEL_DOS;
|
||||
/* If we return we may want to make an empty DOS label? */
|
||||
}
|
||||
|
||||
@ -2954,7 +2933,7 @@ int fdisk_main(int argc, char **argv)
|
||||
list_table(0);
|
||||
break;
|
||||
case 'q':
|
||||
close(fd);
|
||||
close(dev_fd);
|
||||
bb_putchar('\n');
|
||||
return 0;
|
||||
case 's':
|
||||
|
||||
@ -62,7 +62,7 @@ check_aix_label(void)
|
||||
}
|
||||
aix_other_endian = (aixlabel->magic == AIX_LABEL_MAGIC_SWAPPED);
|
||||
update_units();
|
||||
current_label_type = label_aix;
|
||||
current_label_type = LABEL_AIX;
|
||||
g_partitions = 1016;
|
||||
aix_volumes = 15;
|
||||
aix_info();
|
||||
|
||||
@ -413,7 +413,8 @@ bsd_select(void)
|
||||
xbsd_print_disklabel(0);
|
||||
break;
|
||||
case 'q':
|
||||
close(fd);
|
||||
if (ENABLE_FEATURE_CLEAN_UP)
|
||||
close(dev_fd);
|
||||
exit(EXIT_SUCCESS);
|
||||
case 'r':
|
||||
return;
|
||||
@ -627,12 +628,13 @@ xbsd_create_disklabel(void)
|
||||
#else
|
||||
xbsd_part
|
||||
#endif
|
||||
) == 1) {
|
||||
) == 1) {
|
||||
xbsd_print_disklabel(1);
|
||||
return 1;
|
||||
} else
|
||||
return 0;
|
||||
} else if (c == 'n')
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
if (c == 'n')
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
@ -766,9 +768,9 @@ xbsd_write_bootstrap(void)
|
||||
sector = get_start_sect(xbsd_part);
|
||||
#endif
|
||||
|
||||
if (lseek(fd, sector * SECTOR_SIZE, SEEK_SET) == -1)
|
||||
if (lseek(dev_fd, sector * SECTOR_SIZE, SEEK_SET) == -1)
|
||||
fdisk_fatal(unable_to_seek);
|
||||
if (BSD_BBSIZE != write(fd, disklabelbuffer, BSD_BBSIZE))
|
||||
if (BSD_BBSIZE != write(dev_fd, disklabelbuffer, BSD_BBSIZE))
|
||||
fdisk_fatal(unable_to_write);
|
||||
|
||||
#if defined(__alpha__)
|
||||
@ -939,9 +941,9 @@ xbsd_readlabel(struct partition *p)
|
||||
sector = 0;
|
||||
#endif
|
||||
|
||||
if (lseek(fd, sector * SECTOR_SIZE, SEEK_SET) == -1)
|
||||
if (lseek(dev_fd, sector * SECTOR_SIZE, SEEK_SET) == -1)
|
||||
fdisk_fatal(unable_to_seek);
|
||||
if (BSD_BBSIZE != read(fd, disklabelbuffer, BSD_BBSIZE))
|
||||
if (BSD_BBSIZE != read(dev_fd, disklabelbuffer, BSD_BBSIZE))
|
||||
fdisk_fatal(unable_to_read);
|
||||
|
||||
memmove(d, &disklabelbuffer[BSD_LABELSECTOR * SECTOR_SIZE + BSD_LABELOFFSET],
|
||||
@ -985,14 +987,14 @@ xbsd_writelabel(struct partition *p)
|
||||
|
||||
#if defined(__alpha__) && BSD_LABELSECTOR == 0
|
||||
alpha_bootblock_checksum(disklabelbuffer);
|
||||
if (lseek(fd, 0, SEEK_SET) == -1)
|
||||
if (lseek(dev_fd, 0, SEEK_SET) == -1)
|
||||
fdisk_fatal(unable_to_seek);
|
||||
if (BSD_BBSIZE != write(fd, disklabelbuffer, BSD_BBSIZE))
|
||||
if (BSD_BBSIZE != write(dev_fd, disklabelbuffer, BSD_BBSIZE))
|
||||
fdisk_fatal(unable_to_write);
|
||||
#else
|
||||
if (lseek(fd, sector * SECTOR_SIZE + BSD_LABELOFFSET, SEEK_SET) == -1)
|
||||
if (lseek(dev_fd, sector * SECTOR_SIZE + BSD_LABELOFFSET, SEEK_SET) == -1)
|
||||
fdisk_fatal(unable_to_seek);
|
||||
if (sizeof(struct xbsd_disklabel) != write(fd, d, sizeof(struct xbsd_disklabel)))
|
||||
if (sizeof(struct xbsd_disklabel) != write(dev_fd, d, sizeof(struct xbsd_disklabel)))
|
||||
fdisk_fatal(unable_to_write);
|
||||
#endif
|
||||
sync_disks();
|
||||
|
||||
@ -235,7 +235,7 @@ check_sgi_label(void)
|
||||
if (sgilabel->magic != SGI_LABEL_MAGIC
|
||||
&& sgilabel->magic != SGI_LABEL_MAGIC_SWAPPED
|
||||
) {
|
||||
current_label_type = label_dos;
|
||||
current_label_type = LABEL_DOS;
|
||||
return 0;
|
||||
}
|
||||
|
||||
@ -248,7 +248,7 @@ check_sgi_label(void)
|
||||
printf("Detected sgi disklabel with wrong checksum\n");
|
||||
}
|
||||
update_units();
|
||||
current_label_type = label_sgi;
|
||||
current_label_type = LABEL_SGI;
|
||||
g_partitions = 16;
|
||||
sgi_volumes = 15;
|
||||
return 1;
|
||||
@ -439,9 +439,9 @@ sgi_write_table(void)
|
||||
assert(two_s_complement_32bit_sum(
|
||||
(unsigned int*)sgilabel, sizeof(*sgilabel)) == 0);
|
||||
|
||||
if (lseek(fd, 0, SEEK_SET) < 0)
|
||||
if (lseek(dev_fd, 0, SEEK_SET) < 0)
|
||||
fdisk_fatal(unable_to_seek);
|
||||
if (write(fd, sgilabel, SECTOR_SIZE) != SECTOR_SIZE)
|
||||
if (write(dev_fd, sgilabel, SECTOR_SIZE) != SECTOR_SIZE)
|
||||
fdisk_fatal(unable_to_write);
|
||||
if (!strncmp((char*)sgilabel->directory[0].vol_file_name, "sgilabel", 8)) {
|
||||
/*
|
||||
@ -450,9 +450,9 @@ sgi_write_table(void)
|
||||
*/
|
||||
sgiinfo *info = fill_sgiinfo();
|
||||
int infostartblock = SGI_SSWAP32(sgilabel->directory[0].vol_file_start);
|
||||
if (lseek(fd, infostartblock*SECTOR_SIZE, SEEK_SET) < 0)
|
||||
if (lseek(dev_fd, infostartblock*SECTOR_SIZE, SEEK_SET) < 0)
|
||||
fdisk_fatal(unable_to_seek);
|
||||
if (write(fd, info, SECTOR_SIZE) != SECTOR_SIZE)
|
||||
if (write(dev_fd, info, SECTOR_SIZE) != SECTOR_SIZE)
|
||||
fdisk_fatal(unable_to_write);
|
||||
free(info);
|
||||
}
|
||||
@ -782,8 +782,8 @@ create_sgilabel(void)
|
||||
printf(msg_building_new_label, "SGI disklabel");
|
||||
|
||||
sgi_other_endian = BB_LITTLE_ENDIAN;
|
||||
res = ioctl(fd, BLKGETSIZE, &longsectors);
|
||||
if (!ioctl(fd, HDIO_GETGEO, &geometry)) {
|
||||
res = ioctl(dev_fd, BLKGETSIZE, &longsectors);
|
||||
if (!ioctl(dev_fd, HDIO_GETGEO, &geometry)) {
|
||||
g_heads = geometry.heads;
|
||||
g_sectors = geometry.sectors;
|
||||
if (res == 0) {
|
||||
@ -851,7 +851,7 @@ create_sgilabel(void)
|
||||
//sgilabel->devparam.xylogics_writecont = SGI_SSWAP16(0);
|
||||
//memset( &(sgilabel->directory), 0, sizeof(struct volume_directory)*15 );
|
||||
//memset( &(sgilabel->partitions), 0, sizeof(struct sgi_partinfo)*16 );
|
||||
current_label_type = label_sgi;
|
||||
current_label_type = LABEL_SGI;
|
||||
g_partitions = 16;
|
||||
sgi_volumes = 15;
|
||||
sgi_set_entire();
|
||||
|
||||
@ -42,7 +42,7 @@ guess_device_type(void)
|
||||
{
|
||||
struct stat bootstat;
|
||||
|
||||
if (fstat(fd, &bootstat) < 0) {
|
||||
if (fstat(dev_fd, &bootstat) < 0) {
|
||||
scsi_disk = 0;
|
||||
floppy = 0;
|
||||
} else if (S_ISBLK(bootstat.st_mode)
|
||||
@ -98,7 +98,7 @@ check_sun_label(void)
|
||||
|
||||
if (sunlabel->magic != SUN_LABEL_MAGIC
|
||||
&& sunlabel->magic != SUN_LABEL_MAGIC_SWAPPED) {
|
||||
current_label_type = label_dos;
|
||||
current_label_type = LABEL_DOS;
|
||||
sun_other_endian = 0;
|
||||
return 0;
|
||||
}
|
||||
@ -116,7 +116,7 @@ check_sun_label(void)
|
||||
g_sectors = SUN_SSWAP16(sunlabel->nsect);
|
||||
}
|
||||
update_units();
|
||||
current_label_type = label_sun;
|
||||
current_label_type = LABEL_SUN;
|
||||
g_partitions = 8;
|
||||
return 1;
|
||||
}
|
||||
@ -168,7 +168,7 @@ sun_autoconfigure_scsi(void)
|
||||
char *q;
|
||||
int i;
|
||||
|
||||
if (ioctl(fd, SCSI_IOCTL_GET_IDLUN, &id))
|
||||
if (ioctl(dev_fd, SCSI_IOCTL_GET_IDLUN, &id))
|
||||
return NULL;
|
||||
|
||||
sprintf(buffer,
|
||||
@ -272,7 +272,7 @@ create_sunlabel(void)
|
||||
}
|
||||
}
|
||||
if (!p || floppy) {
|
||||
if (!ioctl(fd, HDIO_GETGEO, &geometry)) {
|
||||
if (!ioctl(dev_fd, HDIO_GETGEO, &geometry)) {
|
||||
g_heads = geometry.heads;
|
||||
g_sectors = geometry.sectors;
|
||||
g_cylinders = geometry.cylinders;
|
||||
@ -346,7 +346,7 @@ create_sunlabel(void)
|
||||
|
||||
set_all_unchanged();
|
||||
set_changed(0);
|
||||
get_boot(create_empty_sun);
|
||||
get_boot(CREATE_EMPTY_SUN);
|
||||
}
|
||||
|
||||
static void
|
||||
@ -722,9 +722,9 @@ sun_write_table(void)
|
||||
while (ush < (unsigned short *)(&sunlabel->csum))
|
||||
csum ^= *ush++;
|
||||
sunlabel->csum = csum;
|
||||
if (lseek(fd, 0, SEEK_SET) < 0)
|
||||
if (lseek(dev_fd, 0, SEEK_SET) < 0)
|
||||
fdisk_fatal(unable_to_seek);
|
||||
if (write(fd, sunlabel, SECTOR_SIZE) != SECTOR_SIZE)
|
||||
if (write(dev_fd, sunlabel, SECTOR_SIZE) != SECTOR_SIZE)
|
||||
fdisk_fatal(unable_to_write);
|
||||
}
|
||||
#endif /* SUN_LABEL */
|
||||
|
||||
Loading…
Reference in New Issue
Block a user