gchar*
get_friendly_drive_name(LibHalDrive* drive)
{
const char* ret;
/* Getting the name is tricky because we never know what info we have
* so we have to fall-back all the time */
ret = libhal_drive_get_model(drive);
if(ret && ret[0] != 0) goto out;
ret = libhal_drive_get_vendor(drive);
if(ret && ret[0] != 0) goto out;
ret = libhal_drive_get_device_file(drive);
if(ret && ret[0] != 0) goto out;
ret = _("(Unknown Device)");
out:
return g_strdup(ret);
}
gboolean
set_partition_type(LibHalDrive* drive, int partition, int msdos_type)
{
const char* dev = libhal_drive_get_device_file(drive);
if(!dev) return FALSE;
PartitionTable* table = part_table_load_from_disk(dev);
if(!table) return FALSE;
int entries = part_table_get_num_entries(table);
if(entries < partition) return FALSE;
PartitionScheme scheme = part_table_get_scheme(table);
gboolean ret;
guint64 start, size, dontcare;
char* type;
start = part_table_entry_get_offset(table, partition);
size = part_table_entry_get_size(table, partition);
type = get_parted_type_string(msdos_type, scheme);
ret = part_change_partition(dev, start, start, size, &dontcare, &dontcare,
type, NULL, NULL, 0, 0);
g_free(type);
return ret;
}
gboolean
write_partition_table_for_device(LibHalDrive* drive, PartitionScheme scheme, GError** error)
{
char* name;
const char* msg;
g_assert(drive);
char* dev = libhal_drive_get_device_file(drive);
g_assert(dev);
if(!dev) return FALSE;
/* Create a new table first */
if(!part_create_partition_table(dev, scheme)) {
msg = _("Cannot create partition table on %s");
goto error_out;
}
/* Create one partition in this table; we start the FS at sector
* 63 */
const int start = 512*63;
guint64 size = (guint64)libhal_drive_get_size(drive);
if(size == 0) {
/* Try to get the media size - even for USB disks we have to do this */
size = (guint64)libhal_drive_get_media_size(drive);
}
if(size < start) {
msg = _("Cannot create partition table on %s");
goto error_out;
}
/* This doesn't matter, we're going to reset it later;
* we just need something to give to part_add_partition */
const char* type;
switch(scheme) {
case PART_TYPE_GPT:
type = "{EBD0A0A2-B9E5-4433-87C0-68B6B72699C7}"; /* Linux Data */
break;
case PART_TYPE_APPLE:
type = "DOS_FAT_32";
break;
default:
type = "0x83";
}
guint64 dontcare;
if(!part_add_partition(dev, start, size - start, &dontcare, &dontcare,
(char*)type, NULL, NULL, 0, 0)) {
msg = _("Cannot add new partition on %s");
goto error_out;
}
if(!repoll_partition_table(dev)) {
msg = _("The kernel cannot repoll the partition table on %s. "
"Please reboot the computer or reinsert this disk if it "
"is removable and try again.");
goto error_out;
}
return TRUE;
error_out:
name = get_friendly_drive_name(drive);
g_set_error(error, 0, 0, _("Cannot create partition table on %s"), name);
g_free(name);
return FALSE;
}
static void
thunar_vfs_volume_hal_update (ThunarVfsVolumeHal *volume_hal,
LibHalContext *context,
LibHalVolume *hv,
LibHalDrive *hd)
{
gchar *desired_mount_point;
gchar *mount_root;
gchar *basename;
gchar *filename;
_thunar_vfs_return_if_fail (THUNAR_VFS_IS_VOLUME_HAL (volume_hal));
_thunar_vfs_return_if_fail (hd != NULL);
/* reset the volume status */
volume_hal->status = 0;
/* determine the new device file */
g_free (volume_hal->device_file);
volume_hal->device_file = g_strdup ((hv != NULL) ? libhal_volume_get_device_file (hv) : libhal_drive_get_device_file (hd));
/* compute a usable display name for the volume/drive */
g_free (volume_hal->device_label);
volume_hal->device_label = (hv == NULL)
? exo_hal_drive_compute_display_name (context, hd)
: exo_hal_volume_compute_display_name (context, hv, hd);
if (G_UNLIKELY (volume_hal->device_label == NULL))
{
/* use the basename of the device file as label */
volume_hal->device_label = g_path_get_basename (volume_hal->device_file);
}
/* compute a usable list of icon names for the volume/drive */
g_list_foreach (volume_hal->icon_list, (GFunc) g_free, NULL);
g_list_free (volume_hal->icon_list);
volume_hal->icon_list = (hv == NULL)
? exo_hal_drive_compute_icon_list (context, hd)
: exo_hal_volume_compute_icon_list (context, hv, hd);
/* release the previous mount point (if any) */
if (G_LIKELY (volume_hal->mount_point != NULL))
{
thunar_vfs_path_unref (volume_hal->mount_point);
volume_hal->mount_point = NULL;
}
/* determine the type of the volume */
switch (libhal_drive_get_type (hd))
{
case LIBHAL_DRIVE_TYPE_CDROM:
/* check if we have a pure audio CD without any data track */
if (libhal_volume_disc_has_audio (hv) && !libhal_volume_disc_has_data (hv))
{
/* special treatment for pure audio CDs */
volume_hal->kind = THUNAR_VFS_VOLUME_KIND_AUDIO_CD;
}
else
{
/* check which kind of CD-ROM/DVD we have */
switch (libhal_volume_get_disc_type (hv))
{
case LIBHAL_VOLUME_DISC_TYPE_CDROM:
volume_hal->kind = THUNAR_VFS_VOLUME_KIND_CDROM;
break;
case LIBHAL_VOLUME_DISC_TYPE_CDR:
volume_hal->kind = THUNAR_VFS_VOLUME_KIND_CDR;
break;
case LIBHAL_VOLUME_DISC_TYPE_CDRW:
volume_hal->kind = THUNAR_VFS_VOLUME_KIND_CDRW;
break;
case LIBHAL_VOLUME_DISC_TYPE_DVDROM:
volume_hal->kind = THUNAR_VFS_VOLUME_KIND_DVDROM;
break;
case LIBHAL_VOLUME_DISC_TYPE_DVDRAM:
volume_hal->kind = THUNAR_VFS_VOLUME_KIND_DVDRAM;
break;
case LIBHAL_VOLUME_DISC_TYPE_DVDR:
volume_hal->kind = THUNAR_VFS_VOLUME_KIND_DVDR;
break;
case LIBHAL_VOLUME_DISC_TYPE_DVDRW:
volume_hal->kind = THUNAR_VFS_VOLUME_KIND_DVDRW;
break;
case LIBHAL_VOLUME_DISC_TYPE_DVDPLUSR:
volume_hal->kind = THUNAR_VFS_VOLUME_KIND_DVDPLUSR;
break;
case LIBHAL_VOLUME_DISC_TYPE_DVDPLUSRW:
volume_hal->kind = THUNAR_VFS_VOLUME_KIND_DVDPLUSRW;
break;
default:
/* unsupported disc type */
volume_hal->kind = THUNAR_VFS_VOLUME_KIND_UNKNOWN;
break;
}
}
break;
case LIBHAL_DRIVE_TYPE_FLOPPY:
volume_hal->kind = THUNAR_VFS_VOLUME_KIND_FLOPPY;
break;
case LIBHAL_DRIVE_TYPE_PORTABLE_AUDIO_PLAYER:
volume_hal->kind = THUNAR_VFS_VOLUME_KIND_AUDIO_PLAYER;
break;
case LIBHAL_DRIVE_TYPE_SMART_MEDIA:
case LIBHAL_DRIVE_TYPE_SD_MMC:
volume_hal->kind = THUNAR_VFS_VOLUME_KIND_MEMORY_CARD;
break;
default:
/* check if the drive is connected to the USB bus */
if (libhal_drive_get_bus (hd) == LIBHAL_DRIVE_BUS_USB)
{
/* we consider the drive to be an USB stick */
volume_hal->kind = THUNAR_VFS_VOLUME_KIND_USBSTICK;
}
else if (libhal_drive_uses_removable_media (hd)
|| libhal_drive_is_hotpluggable (hd))
{
/* fallback to generic removable disk */
volume_hal->kind = THUNAR_VFS_VOLUME_KIND_REMOVABLE_DISK;
}
else
{
/* fallback to harddisk drive */
volume_hal->kind = THUNAR_VFS_VOLUME_KIND_HARDDISK;
}
break;
}
/* either we have a volume, which means we have media, or
* a drive, which means non-pollable then, so it's present
*/
volume_hal->status |= THUNAR_VFS_VOLUME_STATUS_PRESENT;
/* figure out if the volume is mountable */
if(hv != NULL && libhal_volume_get_fsusage (hv) == LIBHAL_VOLUME_USAGE_MOUNTABLE_FILESYSTEM)
volume_hal->status |= THUNAR_VFS_VOLUME_STATUS_MOUNTABLE;
/* check if the drive requires eject */
volume_hal->requires_eject = libhal_drive_requires_eject (hd);
/* check if the volume is currently mounted */
if (hv != NULL && libhal_volume_is_mounted (hv))
{
/* try to determine the new mount point */
volume_hal->mount_point = thunar_vfs_path_new (libhal_volume_get_mount_point (hv), NULL);
/* we only mark the volume as mounted if we have a valid mount point */
if (G_LIKELY (volume_hal->mount_point != NULL))
volume_hal->status |= THUNAR_VFS_VOLUME_STATUS_MOUNTED | THUNAR_VFS_VOLUME_STATUS_PRESENT;
}
else
{
/* we don't trust HAL, so let's see what the kernel says about the volume */
volume_hal->mount_point = thunar_vfs_volume_hal_find_active_mount_point (volume_hal);
/* we must have been mounted successfully if we have a mount point */
if (G_LIKELY (volume_hal->mount_point != NULL))
volume_hal->status |= THUNAR_VFS_VOLUME_STATUS_MOUNTED | THUNAR_VFS_VOLUME_STATUS_PRESENT;
}
/* check if we have to figure out the mount point ourself */
if (G_UNLIKELY (volume_hal->mount_point == NULL))
{
/* ask HAL for the default mount root (falling back to /media otherwise) */
mount_root = libhal_device_get_property_string (context, "/org/freedesktop/Hal/devices/computer", "storage.policy.default.mount_root", NULL);
if (G_UNLIKELY (mount_root == NULL || !g_path_is_absolute (mount_root)))
{
/* fallback to /media (seems to be sane) */
g_free (mount_root);
mount_root = g_strdup ("/media");
}
/* lets see, maybe /etc/fstab knows where to mount */
volume_hal->mount_point = thunar_vfs_volume_hal_find_fstab_mount_point (volume_hal);
/* if we still don't have a mount point, ask HAL */
if (G_UNLIKELY (volume_hal->mount_point == NULL))
{
/* determine the desired mount point and prepend the mount root */
desired_mount_point = libhal_device_get_property_string (context, volume_hal->udi, "volume.policy.desired_mount_point", NULL);
if (G_LIKELY (desired_mount_point != NULL && *desired_mount_point != '\0'))
{
filename = g_build_filename (mount_root, desired_mount_point, NULL);
volume_hal->mount_point = thunar_vfs_path_new (filename, NULL);
g_free (filename);
}
libhal_free_string (desired_mount_point);
}
/* ok, last fallback, just use <mount-root>/<device> */
if (G_UNLIKELY (volume_hal->mount_point == NULL))
{
/* <mount-root>/<device> looks like a good idea */
basename = g_path_get_basename (volume_hal->device_file);
filename = g_build_filename (mount_root, basename, NULL);
volume_hal->mount_point = thunar_vfs_path_new (filename, NULL);
g_free (filename);
g_free (basename);
}
/* release the mount root */
g_free (mount_root);
}
/* if we get here, we must have a valid mount point */
g_assert (volume_hal->mount_point != NULL);
/* emit the "changed" signal */
thunar_vfs_volume_changed (THUNAR_VFS_VOLUME (volume_hal));
}
