static void
sgi_add_partition(int n, int sys)
{
char mesg[256];
unsigned int first = 0, last = 0;
if (n == 10) {
sys = SGI_VOLUME;
} else if (n == 8) {
sys = 0;
}
if (sgi_get_num_sectors(n)) {
printf(msg_part_already_defined, n + 1);
return;
}
if ((sgi_entire() == -1) && (sys != SGI_VOLUME)) {
printf("Attempting to generate entire disk entry automatically\n");
sgi_set_entire();
sgi_set_volhdr();
}
if ((sgi_gaps() == 0) && (sys != SGI_VOLUME)) {
printf("The entire disk is already covered with partitions\n");
return;
}
if (sgi_gaps() < 0) {
printf("You got a partition overlap on the disk. Fix it first!\n");
return;
}
snprintf(mesg, sizeof(mesg), "First %s", str_units(SINGULAR));
while (1) {
if (sys == SGI_VOLUME) {
last = sgi_get_lastblock();
first = read_int(0, 0, last-1, 0, mesg);
if (first != 0) {
printf("It is highly recommended that eleventh partition\n"
"covers the entire disk and is of type 'SGI volume'\n");
}
} else {
first = freelist[0].first;
last = freelist[0].last;
first = read_int(scround(first), scround(first), scround(last)-1,
0, mesg);
}
if (display_in_cyl_units)
first *= units_per_sector;
else
first = first; /* align to cylinder if you know how ... */
if (!last )
last = isinfreelist(first);
if (last != 0)
break;
printf("You will get a partition overlap on the disk. "
"Fix it first!\n");
}
snprintf(mesg, sizeof(mesg), " Last %s", str_units(SINGULAR));
last = read_int(scround(first), scround(last)-1, scround(last)-1,
scround(first), mesg)+1;
if (display_in_cyl_units)
last *= units_per_sector;
else
last = last; /* align to cylinder if You know how ... */
if ( (sys == SGI_VOLUME) && (first != 0 || last != sgi_get_lastblock() ) )
printf("It is highly recommended that eleventh partition\n"
"covers the entire disk and is of type 'SGI volume'\n");
sgi_set_partition(n, first, last-first, sys);
}
static void
create_sgilabel(void)
{
struct hd_geometry geometry;
struct {
unsigned int start;
unsigned int nsect;
int sysid;
} old[4];
int i = 0;
long longsectors; /* the number of sectors on the device */
int res; /* the result from the ioctl */
int sec_fac; /* the sector factor */
sec_fac = sector_size / 512; /* determine the sector factor */
printf(msg_building_new_label, "SGI disklabel");
sgi_other_endian = (BYTE_ORDER == LITTLE_ENDIAN);
res = ioctl(fd, BLKGETSIZE, &longsectors);
if (!ioctl(fd, HDIO_GETGEO, &geometry)) {
heads = geometry.heads;
sectors = geometry.sectors;
if (res == 0) {
/* the get device size ioctl was successful */
cylinders = longsectors / (heads * sectors);
cylinders /= sec_fac;
} else {
/* otherwise print error and use truncated version */
cylinders = geometry.cylinders;
printf(
"Warning: BLKGETSIZE ioctl failed on %s. Using geometry cylinder value of %d.\n"
"This value may be truncated for devices > 33.8 GB.\n", disk_device, cylinders);
}
}
for (i = 0; i < 4; i++) {
old[i].sysid = 0;
if (valid_part_table_flag(MBRbuffer)) {
if (get_part_table(i)->sys_ind) {
old[i].sysid = get_part_table(i)->sys_ind;
old[i].start = get_start_sect(get_part_table(i));
old[i].nsect = get_nr_sects(get_part_table(i));
printf("Trying to keep parameters of partition %d\n", i);
if (debug)
printf("ID=%02x\tSTART=%d\tLENGTH=%d\n",
old[i].sysid, old[i].start, old[i].nsect);
}
}
}
memset(MBRbuffer, 0, sizeof(MBRbuffer));
/* fields with '//' are already zeroed out by memset above */
sgilabel->magic = SGI_SSWAP32(SGI_LABEL_MAGIC);
//sgilabel->boot_part = SGI_SSWAP16(0);
sgilabel->swap_part = SGI_SSWAP16(1);
//memset(sgilabel->boot_file, 0, 16);
strcpy((char*)sgilabel->boot_file, "/unix"); /* sizeof(sgilabel->boot_file) == 16 > 6 */
//sgilabel->devparam.skew = (0);
//sgilabel->devparam.gap1 = (0);
//sgilabel->devparam.gap2 = (0);
//sgilabel->devparam.sparecyl = (0);
sgilabel->devparam.pcylcount = SGI_SSWAP16(geometry.cylinders);
//sgilabel->devparam.head_vol0 = SGI_SSWAP16(0);
/* tracks/cylinder (heads) */
sgilabel->devparam.ntrks = SGI_SSWAP16(geometry.heads);
//sgilabel->devparam.cmd_tag_queue_depth = (0);
//sgilabel->devparam.unused0 = (0);
//sgilabel->devparam.unused1 = SGI_SSWAP16(0);
/* sectors/track */
sgilabel->devparam.nsect = SGI_SSWAP16(geometry.sectors);
sgilabel->devparam.bytes = SGI_SSWAP16(512);
sgilabel->devparam.ilfact = SGI_SSWAP16(1);
sgilabel->devparam.flags = SGI_SSWAP32(TRACK_FWD|
IGNORE_ERRORS|RESEEK);
//sgilabel->devparam.datarate = SGI_SSWAP32(0);
sgilabel->devparam.retries_on_error = SGI_SSWAP32(1);
//sgilabel->devparam.ms_per_word = SGI_SSWAP32(0);
//sgilabel->devparam.xylogics_gap1 = SGI_SSWAP16(0);
//sgilabel->devparam.xylogics_syncdelay = SGI_SSWAP16(0);
//sgilabel->devparam.xylogics_readdelay = SGI_SSWAP16(0);
//sgilabel->devparam.xylogics_gap2 = SGI_SSWAP16(0);
//sgilabel->devparam.xylogics_readgate = SGI_SSWAP16(0);
//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;
partitions = 16;
sgi_volumes = 15;
sgi_set_entire();
sgi_set_volhdr();
for (i = 0; i < 4; i++) {
if (old[i].sysid) {
sgi_set_partition(i, old[i].start, old[i].nsect, old[i].sysid);
}
}
}
static int sgi_add_partition(struct fdisk_context *cxt,
size_t n,
struct fdisk_parttype *t)
{
struct fdisk_sgi_label *sgi;
char mesg[256];
unsigned int first = 0, last = 0;
struct fdisk_ask *ask;
int sys = t ? t->type : SGI_TYPE_XFS;
int rc;
assert(cxt);
assert(cxt->label);
assert(fdisk_is_disklabel(cxt, SGI));
if (n == 10)
sys = SGI_TYPE_ENTIRE_DISK;
else if (n == 8)
sys = 0;
sgi = self_label(cxt);
if (sgi_get_num_sectors(cxt, n)) {
fdisk_warnx(cxt, _("Partition %zd is already defined. Delete "
"it before re-adding it."), n + 1);
return -EINVAL;
}
if (sgi_entire(cxt) == -1 && sys != SGI_TYPE_ENTIRE_DISK) {
fdisk_info(cxt, _("Attempting to generate entire disk entry automatically."));
sgi_set_entire(cxt);
sgi_set_volhdr(cxt);
}
if (sgi_gaps(cxt) == 0 && sys != SGI_TYPE_ENTIRE_DISK) {
fdisk_warnx(cxt, _("The entire disk is already covered with partitions."));
return -EINVAL;
}
if (sgi_gaps(cxt) < 0) {
fdisk_warnx(cxt, _("You got a partition overlap on the disk. Fix it first!"));
return -EINVAL;
}
snprintf(mesg, sizeof(mesg), _("First %s"),
fdisk_context_get_unit(cxt, SINGULAR));
for (;;) {
ask = fdisk_new_ask();
if (!ask)
return -ENOMEM;
fdisk_ask_set_query(ask, mesg);
fdisk_ask_set_type(ask, FDISK_ASKTYPE_NUMBER);
if (sys == SGI_TYPE_ENTIRE_DISK) {
last = sgi_get_lastblock(cxt);
fdisk_ask_number_set_low(ask, 0); /* minimal */
fdisk_ask_number_set_default(ask, 0); /* default */
fdisk_ask_number_set_high(ask, last - 1); /* maximal */
} else {
first = sgi->freelist[0].first;
last = sgi->freelist[0].last;
fdisk_ask_number_set_low(ask, fdisk_scround(cxt, first)); /* minimal */
fdisk_ask_number_set_default(ask, fdisk_scround(cxt, first)); /* default */
fdisk_ask_number_set_high(ask, fdisk_scround(cxt, last) - 1); /* maximal */
}
rc = fdisk_do_ask(cxt, ask);
first = fdisk_ask_number_get_result(ask);
fdisk_free_ask(ask);
if (rc)
return rc;
if (first && sys == SGI_TYPE_ENTIRE_DISK)
fdisk_info(cxt, _("It is highly recommended that "
"eleventh partition covers the entire "
"disk and is of type `SGI volume'"));
if (fdisk_context_use_cylinders(cxt))
first *= fdisk_context_get_units_per_sector(cxt);
/*else
first = first; * align to cylinder if you know how ... */
if (!last)
last = is_in_freelist(cxt, first);
if (last == 0)
fdisk_warnx(cxt, _("You will get a partition overlap "
"on the disk. Fix it first!"));
else
break;
}
snprintf(mesg, sizeof(mesg),
_("Last %s or +%s or +size{K,M,G,T,P}"),
fdisk_context_get_unit(cxt, SINGULAR),
fdisk_context_get_unit(cxt, PLURAL));
ask = fdisk_new_ask();
if (!ask)
return -ENOMEM;
fdisk_ask_set_query(ask, mesg);
fdisk_ask_set_type(ask, FDISK_ASKTYPE_OFFSET);
fdisk_ask_number_set_low(ask, fdisk_scround(cxt, first)); /* minimal */
fdisk_ask_number_set_default(ask, fdisk_scround(cxt, last) - 1);/* default */
fdisk_ask_number_set_high(ask, fdisk_scround(cxt, last) - 1);/* maximal */
fdisk_ask_number_set_base(ask, fdisk_scround(cxt, first));
if (fdisk_context_use_cylinders(cxt))
fdisk_ask_number_set_unit(ask,
cxt->sector_size *
fdisk_context_get_units_per_sector(cxt));
else
fdisk_ask_number_set_unit(ask,cxt->sector_size);
rc = fdisk_do_ask(cxt, ask);
last = fdisk_ask_number_get_result(ask) + 1;
fdisk_free_ask(ask);
if (rc)
return rc;
if (fdisk_context_use_cylinders(cxt))
last *= fdisk_context_get_units_per_sector(cxt);
if (sys == SGI_TYPE_ENTIRE_DISK
&& (first != 0 || last != sgi_get_lastblock(cxt)))
fdisk_info(cxt, _("It is highly recommended that eleventh "
"partition covers the entire disk and is of type "
"`SGI volume'"));
sgi_set_partition(cxt, n, first, last - first, sys);
cxt->label->nparts_cur = count_used_partitions(cxt);
return 0;
}
static int sgi_create_disklabel(struct fdisk_context *cxt)
{
struct fdisk_sgi_label *sgi;
struct sgi_disklabel *sgilabel;
struct hd_geometry geometry;
sector_t llsectors;
int res; /* the result from the ioctl */
int sec_fac; /* the sector factor */
assert(cxt);
assert(cxt->label);
assert(fdisk_is_disklabel(cxt, SGI));
sec_fac = cxt->sector_size / 512; /* determine the sector factor */
res = blkdev_get_sectors(cxt->dev_fd, &llsectors);
#ifdef HDIO_GETGEO
/* TODO: it seems unnecessary, geometry is already set in the context */
if (ioctl(cxt->dev_fd, HDIO_GETGEO, &geometry) < 0) {
fdisk_warn(cxt, _("HDIO_GETGEO ioctl failed on %s"), cxt->dev_path);
return -1;
}
cxt->geom.heads = geometry.heads;
cxt->geom.sectors = geometry.sectors;
if (res == 0) {
/* the get device size ioctl was successful */
sector_t llcyls;
llcyls = llsectors / (cxt->geom.heads * cxt->geom.sectors * sec_fac);
cxt->geom.cylinders = llcyls;
if (cxt->geom.cylinders != llcyls) /* truncated? */
cxt->geom.cylinders = ~0;
} else {
/* otherwise print error and use truncated version */
cxt->geom.cylinders = geometry.cylinders;
fdisk_warnx(cxt,
_("Warning: BLKGETSIZE ioctl failed on %s. "
"Using geometry cylinder value of %llu."
"This value may be truncated for devices"
" > 33.8 GB."), cxt->dev_path, cxt->geom.cylinders);
}
#endif
fdisk_zeroize_firstsector(cxt);
sgi = (struct fdisk_sgi_label *) cxt->label;
sgi->header = (struct sgi_disklabel *) cxt->firstsector;
sgilabel = sgi->header;
sgilabel->magic = cpu_to_be32(SGI_LABEL_MAGIC);
sgilabel->root_part_num = cpu_to_be16(0);
sgilabel->swap_part_num = cpu_to_be16(1);
/* sizeof(sgilabel->boot_file) = 16 > 6 */
memset(sgilabel->boot_file, 0, 16);
strcpy((char *) sgilabel->boot_file, "/unix");
sgilabel->devparam.skew = (0);
sgilabel->devparam.gap1 = (0);
sgilabel->devparam.gap2 = (0);
sgilabel->devparam.sparecyl = (0);
sgilabel->devparam.pcylcount = cpu_to_be16(geometry.cylinders);
sgilabel->devparam.head_vol0 = cpu_to_be16(0);
sgilabel->devparam.ntrks = cpu_to_be16(geometry.heads);
/* tracks/cylinder (heads) */
sgilabel->devparam.cmd_tag_queue_depth = (0);
sgilabel->devparam.unused0 = (0);
sgilabel->devparam.unused1 = cpu_to_be16(0);
sgilabel->devparam.nsect = cpu_to_be16(geometry.sectors);
/* sectors/track */
sgilabel->devparam.bytes = cpu_to_be16(cxt->sector_size);
sgilabel->devparam.ilfact = cpu_to_be16(1);
sgilabel->devparam.flags = cpu_to_be32(
SGI_DEVPARAM_TRACK_FWD
| SGI_DEVPARAM_IGNORE_ERRORS
| SGI_DEVPARAM_RESEEK);
sgilabel->devparam.datarate = cpu_to_be32(0);
sgilabel->devparam.retries_on_error = cpu_to_be32(1);
sgilabel->devparam.ms_per_word = cpu_to_be32(0);
sgilabel->devparam.xylogics_gap1 = cpu_to_be16(0);
sgilabel->devparam.xylogics_syncdelay = cpu_to_be16(0);
sgilabel->devparam.xylogics_readdelay = cpu_to_be16(0);
sgilabel->devparam.xylogics_gap2 = cpu_to_be16(0);
sgilabel->devparam.xylogics_readgate = cpu_to_be16(0);
sgilabel->devparam.xylogics_writecont = cpu_to_be16(0);
memset(&(sgilabel->volume), 0,
sizeof(struct sgi_volume) * SGI_MAXVOLUMES);
memset(&(sgilabel->partitions), 0,
sizeof(struct sgi_partition) * SGI_MAXPARTITIONS);
cxt->label->nparts_max = SGI_MAXPARTITIONS;
sgi_set_entire(cxt);
sgi_set_volhdr(cxt);
cxt->label->nparts_cur = count_used_partitions(cxt);
fdisk_sinfo(cxt, FDISK_INFO_SUCCESS,
_("Created a new SGI disklabel."));
return 0;
}
static int sgi_create_disklabel(struct fdisk_context *cxt)
{
struct hd_geometry geometry;
struct {
unsigned int start;
unsigned int nsect;
int sysid;
} old[4];
int i=0;
sector_t llsectors;
int res; /* the result from the ioctl */
int sec_fac; /* the sector factor */
sec_fac = cxt->sector_size / 512; /* determine the sector factor */
fprintf(stderr,
_("Building a new SGI disklabel.\n"));
other_endian = (BYTE_ORDER == LITTLE_ENDIAN);
res = blkdev_get_sectors(cxt->dev_fd, &llsectors);
#ifdef HDIO_GETGEO
if (ioctl(cxt->dev_fd, HDIO_GETGEO, &geometry) < 0)
err(EXIT_FAILURE, _("HDIO_GETGEO ioctl failed on %s"), cxt->dev_path);
cxt->geom.heads = geometry.heads;
cxt->geom.sectors = geometry.sectors;
if (res == 0) {
/* the get device size ioctl was successful */
sector_t llcyls;
llcyls = llsectors / (cxt->geom.heads * cxt->geom.sectors * sec_fac);
cxt->geom.cylinders = llcyls;
if (cxt->geom.cylinders != llcyls) /* truncated? */
cxt->geom.cylinders = ~0;
} else {
/* otherwise print error and use truncated version */
cxt->geom.cylinders = geometry.cylinders;
fprintf(stderr,
_("Warning: BLKGETSIZE ioctl failed on %s. "
"Using geometry cylinder value of %llu.\n"
"This value may be truncated for devices"
" > 33.8 GB.\n"), cxt->dev_path, cxt->geom.cylinders);
}
#endif
/*
* Convert old MBR to SGI label, make it DEPRECATED, this feature
* has to be handled in by any top-level fdisk command.
*/
for (i = 0; i < 4; i++) {
old[i].sysid = 0;
if (mbr_is_valid_magic(cxt->firstsector)) {
if (get_part_table(i)->sys_ind) {
old[i].sysid = get_part_table(i)->sys_ind;
old[i].start = get_start_sect(get_part_table(i));
old[i].nsect = get_nr_sects(get_part_table(i));
if (debug)
printf(_("ID=%02x\tSTART=%d\tLENGTH=%d\n"),
old[i].sysid, old[i].start, old[i].nsect);
}
}
}
for (i = 0; i < 4; i++)
if (old[i].sysid) {
printf(_("Trying to keep parameters of partitions already set.\n"));
break;
}
fdisk_zeroize_firstsector(cxt);
sgilabel->magic = SSWAP32(SGI_LABEL_MAGIC);
sgilabel->boot_part = SSWAP16(0);
sgilabel->swap_part = SSWAP16(1);
/* sizeof(sgilabel->boot_file) = 16 > 6 */
memset(sgilabel->boot_file, 0, 16);
strcpy((char *) sgilabel->boot_file, "/unix");
sgilabel->devparam.skew = (0);
sgilabel->devparam.gap1 = (0);
sgilabel->devparam.gap2 = (0);
sgilabel->devparam.sparecyl = (0);
sgilabel->devparam.pcylcount = SSWAP16(geometry.cylinders);
sgilabel->devparam.head_vol0 = SSWAP16(0);
sgilabel->devparam.ntrks = SSWAP16(geometry.heads);
/* tracks/cylinder (heads) */
sgilabel->devparam.cmd_tag_queue_depth = (0);
sgilabel->devparam.unused0 = (0);
sgilabel->devparam.unused1 = SSWAP16(0);
sgilabel->devparam.nsect = SSWAP16(geometry.sectors);
/* sectors/track */
sgilabel->devparam.bytes = SSWAP16(cxt->sector_size);
sgilabel->devparam.ilfact = SSWAP16(1);
sgilabel->devparam.flags = SSWAP32(TRACK_FWD|\
IGNORE_ERRORS|RESEEK);
sgilabel->devparam.datarate = SSWAP32(0);
sgilabel->devparam.retries_on_error = SSWAP32(1);
sgilabel->devparam.ms_per_word = SSWAP32(0);
sgilabel->devparam.xylogics_gap1 = SSWAP16(0);
sgilabel->devparam.xylogics_syncdelay = SSWAP16(0);
sgilabel->devparam.xylogics_readdelay = SSWAP16(0);
sgilabel->devparam.xylogics_gap2 = SSWAP16(0);
sgilabel->devparam.xylogics_readgate = SSWAP16(0);
sgilabel->devparam.xylogics_writecont = SSWAP16(0);
memset(&(sgilabel->directory), 0, sizeof(struct volume_directory)*15);
memset(&(sgilabel->partitions), 0, sizeof(struct sgi_partition)*16);
cxt->disklabel = FDISK_DISKLABEL_SGI;
partitions = 16;
volumes = 15;
sgi_set_entire(cxt);
sgi_set_volhdr(cxt);
for (i = 0; i < 4; i++) {
if (old[i].sysid) {
sgi_set_partition(cxt, i, old[i].start, old[i].nsect, old[i].sysid);
}
}
return 0;
}
static int sgi_add_partition(struct fdisk_context *cxt, int n,
struct fdisk_parttype *t)
{
char mesg[256];
unsigned int first=0, last=0;
int sys = t ? t->type : SGI_XFS;
if (n == 10)
sys = SGI_VOLUME;
else if (n == 8)
sys = 0;
if (sgi_get_num_sectors(cxt, n)) {
printf(_("Partition %d is already defined. Delete "
"it before re-adding it.\n"), n + 1);
return -EINVAL;
}
if ((sgi_entire(cxt) == -1)
&& (sys != SGI_VOLUME)) {
printf(_("Attempting to generate entire disk entry automatically.\n"));
sgi_set_entire(cxt);
sgi_set_volhdr(cxt);
}
if ((sgi_gaps(cxt) == 0) && (sys != SGI_VOLUME)) {
printf(_("The entire disk is already covered with partitions.\n"));
return -EINVAL;
}
if (sgi_gaps(cxt) < 0) {
printf(_("You got a partition overlap on the disk. Fix it first!\n"));
return -EINVAL;
}
snprintf(mesg, sizeof(mesg), _("First %s"), str_units(SINGULAR));
for (;;) {
if (sys == SGI_VOLUME) {
last = sgi_get_lastblock(cxt);
first = read_int(cxt, 0, 0, last-1, 0, mesg);
if (first != 0) {
printf(_("It is highly recommended that eleventh partition\n"
"covers the entire disk and is of type `SGI volume'\n"));
}
} else {
first = freelist[0].first;
last = freelist[0].last;
first = read_int(cxt, scround(first), scround(first), scround(last)-1,
0, mesg);
}
if (display_in_cyl_units)
first *= units_per_sector;
/*else
first = first; * align to cylinder if you know how ... */
if (!last)
last = isinfreelist(first);
if (last == 0) {
printf(_("You will get a partition overlap on the disk. "
"Fix it first!\n"));
} else
break;
}
snprintf(mesg, sizeof(mesg), _(" Last %s"), str_units(SINGULAR));
last = read_int(cxt, scround(first), scround(last)-1, scround(last)-1,
scround(first), mesg)+1;
if (display_in_cyl_units)
last *= units_per_sector;
/*else
last = last; * align to cylinder if You know how ... */
if ((sys == SGI_VOLUME) && (first != 0 || last != sgi_get_lastblock(cxt)))
printf(_("It is highly recommended that eleventh partition\n"
"covers the entire disk and is of type `SGI volume'\n"));
sgi_set_partition(cxt, n, first, last-first, sys);
return 0;
}
void
create_sgilabel(void)
{
struct hd_geometry geometry;
struct {
unsigned int start;
unsigned int nsect;
int sysid;
} old[4];
int i=0;
unsigned long long llsectors;
int res; /* the result from the ioctl */
int sec_fac; /* the sector factor */
sec_fac = sector_size / 512; /* determine the sector factor */
fprintf(stderr,
_("Building a new SGI disklabel.\n"));
other_endian = (BYTE_ORDER == LITTLE_ENDIAN);
res = blkdev_get_sectors(fd, &llsectors);
#ifdef HDIO_GETGEO
if (!ioctl(fd, HDIO_GETGEO, &geometry)) {
heads = geometry.heads;
sectors = geometry.sectors;
if (res == 0) {
/* the get device size ioctl was successful */
unsigned long long llcyls;
llcyls = llsectors / (heads * sectors * sec_fac);
cylinders = llcyls;
if (cylinders != llcyls) /* truncated? */
cylinders = ~0;
} else {
/* otherwise print error and use truncated version */
cylinders = geometry.cylinders;
fprintf(stderr,
_("Warning: BLKGETSIZE ioctl failed on %s. "
"Using geometry cylinder value of %d.\n"
"This value may be truncated for devices"
" > 33.8 GB.\n"), disk_device, cylinders);
}
}
#endif
for (i = 0; i < 4; i++) {
old[i].sysid = 0;
if (valid_part_table_flag(MBRbuffer)) {
if (get_part_table(i)->sys_ind) {
old[i].sysid = get_part_table(i)->sys_ind;
old[i].start = get_start_sect(get_part_table(i));
old[i].nsect = get_nr_sects(get_part_table(i));
if (debug)
printf(_("ID=%02x\tSTART=%d\tLENGTH=%d\n"),
old[i].sysid, old[i].start, old[i].nsect);
}
}
}
for (i = 0; i < 4; i++)
if (old[i].sysid) {
printf(_("Trying to keep parameters of partitions already set.\n"));
break;
}
zeroize_mbr_buffer();
sgilabel->magic = SSWAP32(SGI_LABEL_MAGIC);
sgilabel->boot_part = SSWAP16(0);
sgilabel->swap_part = SSWAP16(1);
/* sizeof(sgilabel->boot_file) = 16 > 6 */
memset(sgilabel->boot_file, 0, 16);
strcpy((char *) sgilabel->boot_file, "/unix");
sgilabel->devparam.skew = (0);
sgilabel->devparam.gap1 = (0);
sgilabel->devparam.gap2 = (0);
sgilabel->devparam.sparecyl = (0);
sgilabel->devparam.pcylcount = SSWAP16(geometry.cylinders);
sgilabel->devparam.head_vol0 = SSWAP16(0);
sgilabel->devparam.ntrks = SSWAP16(geometry.heads);
/* tracks/cylinder (heads) */
sgilabel->devparam.cmd_tag_queue_depth = (0);
sgilabel->devparam.unused0 = (0);
sgilabel->devparam.unused1 = SSWAP16(0);
sgilabel->devparam.nsect = SSWAP16(geometry.sectors);
/* sectors/track */
sgilabel->devparam.bytes = SSWAP16(sector_size);
sgilabel->devparam.ilfact = SSWAP16(1);
sgilabel->devparam.flags = SSWAP32(TRACK_FWD|\
IGNORE_ERRORS|RESEEK);
sgilabel->devparam.datarate = SSWAP32(0);
sgilabel->devparam.retries_on_error = SSWAP32(1);
sgilabel->devparam.ms_per_word = SSWAP32(0);
sgilabel->devparam.xylogics_gap1 = SSWAP16(0);
sgilabel->devparam.xylogics_syncdelay = SSWAP16(0);
sgilabel->devparam.xylogics_readdelay = SSWAP16(0);
sgilabel->devparam.xylogics_gap2 = SSWAP16(0);
sgilabel->devparam.xylogics_readgate = SSWAP16(0);
sgilabel->devparam.xylogics_writecont = SSWAP16(0);
memset(&(sgilabel->directory), 0, sizeof(struct volume_directory)*15);
memset(&(sgilabel->partitions), 0, sizeof(struct sgi_partition)*16);
disklabel = SGI_LABEL;
partitions = 16;
volumes = 15;
sgi_set_entire();
sgi_set_volhdr();
for (i = 0; i < 4; i++) {
if (old[i].sysid) {
sgi_set_partition(i, old[i].start, old[i].nsect, old[i].sysid);
}
}
}
static int sgi_create_disklabel(struct fdisk_context *cxt)
{
struct fdisk_sgi_label *sgi;
struct sgi_disklabel *sgilabel;
int rc;
assert(cxt);
assert(cxt->label);
assert(fdisk_is_label(cxt, SGI));
#ifdef HDIO_GETGEO
if (cxt->geom.heads && cxt->geom.sectors) {
fdisk_sector_t llsectors;
if (blkdev_get_sectors(cxt->dev_fd, (unsigned long long *) &llsectors) == 0) {
/* the get device size ioctl was successful */
fdisk_sector_t llcyls;
int sec_fac = cxt->sector_size / 512;
llcyls = llsectors / (cxt->geom.heads * cxt->geom.sectors * sec_fac);
cxt->geom.cylinders = llcyls;
if (cxt->geom.cylinders != llcyls) /* truncated? */
cxt->geom.cylinders = ~0;
} else {
/* otherwise print error and use truncated version */
fdisk_warnx(cxt,
_("BLKGETSIZE ioctl failed on %s. "
"Using geometry cylinder value of %llu. "
"This value may be truncated for devices "
"> 33.8 GB."), cxt->dev_path, cxt->geom.cylinders);
}
}
#endif
rc = fdisk_init_firstsector_buffer(cxt, 0, 0);
if (rc)
return rc;
sgi = (struct fdisk_sgi_label *) cxt->label;
sgi->header = (struct sgi_disklabel *) cxt->firstsector;
sgilabel = sgi->header;
sgilabel->magic = cpu_to_be32(SGI_LABEL_MAGIC);
sgilabel->root_part_num = cpu_to_be16(0);
sgilabel->swap_part_num = cpu_to_be16(1);
/* sizeof(sgilabel->boot_file) = 16 > 6 */
memset(sgilabel->boot_file, 0, 16);
strcpy((char *) sgilabel->boot_file, "/unix");
sgilabel->devparam.skew = (0);
sgilabel->devparam.gap1 = (0);
sgilabel->devparam.gap2 = (0);
sgilabel->devparam.sparecyl = (0);
sgilabel->devparam.pcylcount = cpu_to_be16(cxt->geom.cylinders);
sgilabel->devparam.head_vol0 = cpu_to_be16(0);
sgilabel->devparam.ntrks = cpu_to_be16(cxt->geom.heads);
/* tracks/cylinder (heads) */
sgilabel->devparam.cmd_tag_queue_depth = (0);
sgilabel->devparam.unused0 = (0);
sgilabel->devparam.unused1 = cpu_to_be16(0);
sgilabel->devparam.nsect = cpu_to_be16(cxt->geom.sectors);
/* sectors/track */
sgilabel->devparam.bytes = cpu_to_be16(cxt->sector_size);
sgilabel->devparam.ilfact = cpu_to_be16(1);
sgilabel->devparam.flags = cpu_to_be32(
SGI_DEVPARAM_TRACK_FWD
| SGI_DEVPARAM_IGNORE_ERRORS
| SGI_DEVPARAM_RESEEK);
sgilabel->devparam.datarate = cpu_to_be32(0);
sgilabel->devparam.retries_on_error = cpu_to_be32(1);
sgilabel->devparam.ms_per_word = cpu_to_be32(0);
sgilabel->devparam.xylogics_gap1 = cpu_to_be16(0);
sgilabel->devparam.xylogics_syncdelay = cpu_to_be16(0);
sgilabel->devparam.xylogics_readdelay = cpu_to_be16(0);
sgilabel->devparam.xylogics_gap2 = cpu_to_be16(0);
sgilabel->devparam.xylogics_readgate = cpu_to_be16(0);
sgilabel->devparam.xylogics_writecont = cpu_to_be16(0);
memset(&(sgilabel->volume), 0,
sizeof(struct sgi_volume) * SGI_MAXVOLUMES);
memset(&(sgilabel->partitions), 0,
sizeof(struct sgi_partition) * SGI_MAXPARTITIONS);
cxt->label->nparts_max = SGI_MAXPARTITIONS;
/* don't create default layout when a script defined */
if (!cxt->script) {
sgi_set_entire(cxt);
sgi_set_volhdr(cxt);
}
cxt->label->nparts_cur = count_used_partitions(cxt);
fdisk_info(cxt, _("Created a new SGI disklabel."));
return 0;
}
static int sgi_add_partition(struct fdisk_context *cxt,
struct fdisk_partition *pa,
size_t *partno)
{
struct fdisk_sgi_label *sgi;
char mesg[256];
unsigned int first = 0, last = 0;
struct fdisk_ask *ask;
int sys = pa && pa->type ? pa->type->code : SGI_TYPE_XFS;
int rc;
size_t n;
assert(cxt);
assert(cxt->label);
assert(fdisk_is_label(cxt, SGI));
rc = fdisk_partition_next_partno(pa, cxt, &n);
if (rc)
return rc;
if (n == 10)
sys = SGI_TYPE_ENTIRE_DISK;
else if (n == 8)
sys = 0;
sgi = self_label(cxt);
if (sgi_get_num_sectors(cxt, n)) {
fdisk_warnx(cxt, _("Partition %zu is already defined. "
"Delete it before re-adding it."), n + 1);
return -EINVAL;
}
if (!cxt->script && sgi_entire(cxt) == -1 && sys != SGI_TYPE_ENTIRE_DISK) {
fdisk_info(cxt, _("Attempting to generate entire disk entry automatically."));
sgi_set_entire(cxt);
sgi_set_volhdr(cxt);
}
if (sgi_gaps(cxt) == 0 && sys != SGI_TYPE_ENTIRE_DISK) {
fdisk_warnx(cxt, _("The entire disk is already covered with partitions."));
return -EINVAL;
}
if (sgi_gaps(cxt) < 0) {
fdisk_warnx(cxt, _("You got a partition overlap on the disk. Fix it first!"));
return -EINVAL;
}
if (sys == SGI_TYPE_ENTIRE_DISK) {
first = 0;
last = sgi_get_lastblock(cxt);
} else {
first = sgi->freelist[0].first;
last = sgi->freelist[0].last;
}
/* first sector */
if (pa && pa->start_follow_default)
;
else if (pa && fdisk_partition_has_start(pa)) {
first = pa->start;
last = is_in_freelist(cxt, first);
if (sys != SGI_TYPE_ENTIRE_DISK && !last)
return -ERANGE;
} else {
snprintf(mesg, sizeof(mesg), _("First %s"),
fdisk_get_unit(cxt, FDISK_SINGULAR));
ask = fdisk_new_ask();
if (!ask)
return -ENOMEM;
fdisk_ask_set_query(ask, mesg);
fdisk_ask_set_type(ask, FDISK_ASKTYPE_NUMBER);
fdisk_ask_number_set_low(ask, fdisk_scround(cxt, first)); /* minimal */
fdisk_ask_number_set_default(ask, fdisk_scround(cxt, first)); /* default */
fdisk_ask_number_set_high(ask, fdisk_scround(cxt, last) - 1); /* maximal */
rc = fdisk_do_ask(cxt, ask);
first = fdisk_ask_number_get_result(ask);
fdisk_unref_ask(ask);
if (rc)
return rc;
if (fdisk_use_cylinders(cxt))
first *= fdisk_get_units_per_sector(cxt);
}
if (first && sys == SGI_TYPE_ENTIRE_DISK)
fdisk_info(cxt, _("It is highly recommended that the "
"eleventh partition covers the entire "
"disk and is of type 'SGI volume'."));
if (!last)
last = is_in_freelist(cxt, first);
/* last sector */
if (pa && pa->end_follow_default)
last -= 1ULL;
else if (pa && fdisk_partition_has_size(pa)) {
if (first + pa->size - 1ULL > last)
return -ERANGE;
last = first + pa->size - 1ULL;
} else {
snprintf(mesg, sizeof(mesg),
_("Last %s or +%s or +size{K,M,G,T,P}"),
fdisk_get_unit(cxt, FDISK_SINGULAR),
fdisk_get_unit(cxt, FDISK_PLURAL));
ask = fdisk_new_ask();
if (!ask)
return -ENOMEM;
fdisk_ask_set_query(ask, mesg);
fdisk_ask_set_type(ask, FDISK_ASKTYPE_OFFSET);
fdisk_ask_number_set_low(ask, fdisk_scround(cxt, first)); /* minimal */
fdisk_ask_number_set_default(ask, fdisk_scround(cxt, last) - 1);/* default */
fdisk_ask_number_set_high(ask, fdisk_scround(cxt, last) - 1);/* maximal */
fdisk_ask_number_set_base(ask, fdisk_scround(cxt, first));
if (fdisk_use_cylinders(cxt))
fdisk_ask_number_set_unit(ask,
cxt->sector_size *
fdisk_get_units_per_sector(cxt));
else
fdisk_ask_number_set_unit(ask,cxt->sector_size);
rc = fdisk_do_ask(cxt, ask);
last = fdisk_ask_number_get_result(ask) + 1;
fdisk_unref_ask(ask);
if (rc)
return rc;
if (fdisk_use_cylinders(cxt))
last *= fdisk_get_units_per_sector(cxt);
}
if (sys == SGI_TYPE_ENTIRE_DISK
&& (first != 0 || last != sgi_get_lastblock(cxt)))
fdisk_info(cxt, _("It is highly recommended that the "
"eleventh partition covers the entire "
"disk and is of type 'SGI volume'."));
set_partition(cxt, n, first, last - first, sys);
cxt->label->nparts_cur = count_used_partitions(cxt);
if (partno)
*partno = n;
return 0;
}