1 /* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
3 /* GIO - GLib Input, Output and Streaming Library
5 * Copyright (C) 2006-2007 Red Hat, Inc.
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General
18 * Public License along with this library; if not, write to the
19 * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
20 * Boston, MA 02111-1307, USA.
22 * Author: Alexander Larsson <alexl@redhat.com>
23 * David Zeuthen <davidz@redhat.com>
33 #include "gunixvolume.h"
34 #include "gunixmount.h"
35 #include "gunixmounts.h"
36 #include "gthemedicon.h"
38 #include "gvolumemonitor.h"
39 #include "gsimpleasyncresult.h"
49 GVolumeMonitor
*volume_monitor
;
50 GUnixMount
*mount
; /* owned by volume monitor */
57 char *identifier_type
;
64 static void g_unix_volume_volume_iface_init (GVolumeIface
*iface
);
66 #define g_unix_volume_get_type _g_unix_volume_get_type
67 G_DEFINE_TYPE_WITH_CODE (GUnixVolume
, g_unix_volume
, G_TYPE_OBJECT
,
68 G_IMPLEMENT_INTERFACE (G_TYPE_VOLUME
,
69 g_unix_volume_volume_iface_init
))
72 g_unix_volume_finalize (GObject
*object
)
76 volume
= G_UNIX_VOLUME (object
);
78 if (volume
->volume_monitor
!= NULL
)
79 g_object_unref (volume
->volume_monitor
);
82 _g_unix_mount_unset_volume (volume
->mount
, volume
);
84 g_object_unref (volume
->icon
);
85 g_object_unref (volume
->symbolic_icon
);
86 g_free (volume
->name
);
87 g_free (volume
->mount_path
);
88 g_free (volume
->device_path
);
89 g_free (volume
->identifier
);
90 g_free (volume
->identifier_type
);
92 G_OBJECT_CLASS (g_unix_volume_parent_class
)->finalize (object
);
96 g_unix_volume_class_init (GUnixVolumeClass
*klass
)
98 GObjectClass
*gobject_class
= G_OBJECT_CLASS (klass
);
100 gobject_class
->finalize
= g_unix_volume_finalize
;
104 g_unix_volume_init (GUnixVolume
*unix_volume
)
109 _g_unix_volume_new (GVolumeMonitor
*volume_monitor
,
110 GUnixMountPoint
*mountpoint
)
114 if (!(g_unix_mount_point_is_user_mountable (mountpoint
) ||
115 g_str_has_prefix (g_unix_mount_point_get_device_path (mountpoint
), "/vol/")) ||
116 g_unix_mount_point_is_loopback (mountpoint
))
119 volume
= g_object_new (G_TYPE_UNIX_VOLUME
, NULL
);
120 volume
->volume_monitor
= volume_monitor
!= NULL
? g_object_ref (volume_monitor
) : NULL
;
121 volume
->mount_path
= g_strdup (g_unix_mount_point_get_mount_path (mountpoint
));
122 volume
->device_path
= g_strdup (g_unix_mount_point_get_device_path (mountpoint
));
123 volume
->can_eject
= g_unix_mount_point_guess_can_eject (mountpoint
);
125 volume
->name
= g_unix_mount_point_guess_name (mountpoint
);
126 volume
->icon
= g_unix_mount_point_guess_icon (mountpoint
);
127 volume
->symbolic_icon
= g_unix_mount_point_guess_symbolic_icon (mountpoint
);
130 if (strcmp (g_unix_mount_point_get_fs_type (mountpoint
), "nfs") == 0)
132 volume
->identifier_type
= g_strdup (G_VOLUME_IDENTIFIER_KIND_NFS_MOUNT
);
133 volume
->identifier
= g_strdup (volume
->device_path
);
135 else if (g_str_has_prefix (volume
->device_path
, "LABEL="))
137 volume
->identifier_type
= g_strdup (G_VOLUME_IDENTIFIER_KIND_LABEL
);
138 volume
->identifier
= g_strdup (volume
->device_path
+ 6);
140 else if (g_str_has_prefix (volume
->device_path
, "UUID="))
142 volume
->identifier_type
= g_strdup (G_VOLUME_IDENTIFIER_KIND_UUID
);
143 volume
->identifier
= g_strdup (volume
->device_path
+ 5);
145 else if (g_path_is_absolute (volume
->device_path
))
147 volume
->identifier_type
= g_strdup (G_VOLUME_IDENTIFIER_KIND_UNIX_DEVICE
);
148 volume
->identifier
= g_strdup (volume
->device_path
);
155 _g_unix_volume_disconnected (GUnixVolume
*volume
)
159 _g_unix_mount_unset_volume (volume
->mount
, volume
);
160 volume
->mount
= NULL
;
165 _g_unix_volume_set_mount (GUnixVolume
*volume
,
168 if (volume
->mount
== mount
)
172 _g_unix_mount_unset_volume (volume
->mount
, volume
);
174 volume
->mount
= mount
;
176 /* TODO: Emit changed in idle to avoid locking issues */
177 g_signal_emit_by_name (volume
, "changed");
178 if (volume
->volume_monitor
!= NULL
)
179 g_signal_emit_by_name (volume
->volume_monitor
, "volume-changed", volume
);
183 _g_unix_volume_unset_mount (GUnixVolume
*volume
,
186 if (volume
->mount
== mount
)
188 volume
->mount
= NULL
;
189 /* TODO: Emit changed in idle to avoid locking issues */
190 g_signal_emit_by_name (volume
, "changed");
191 if (volume
->volume_monitor
!= NULL
)
192 g_signal_emit_by_name (volume
->volume_monitor
, "volume-changed", volume
);
197 g_unix_volume_get_icon (GVolume
*volume
)
199 GUnixVolume
*unix_volume
= G_UNIX_VOLUME (volume
);
200 return g_object_ref (unix_volume
->icon
);
204 g_unix_volume_get_symbolic_icon (GVolume
*volume
)
206 GUnixVolume
*unix_volume
= G_UNIX_VOLUME (volume
);
207 return g_object_ref (unix_volume
->symbolic_icon
);
211 g_unix_volume_get_name (GVolume
*volume
)
213 GUnixVolume
*unix_volume
= G_UNIX_VOLUME (volume
);
214 return g_strdup (unix_volume
->name
);
218 g_unix_volume_get_uuid (GVolume
*volume
)
224 g_unix_volume_can_mount (GVolume
*volume
)
230 g_unix_volume_can_eject (GVolume
*volume
)
232 GUnixVolume
*unix_volume
= G_UNIX_VOLUME (volume
);
233 return unix_volume
->can_eject
;
237 g_unix_volume_should_automount (GVolume
*volume
)
239 /* We automount all local volumes because we don't even
240 * make the internal stuff visible
246 g_unix_volume_get_drive (GVolume
*volume
)
252 g_unix_volume_get_mount (GVolume
*volume
)
254 GUnixVolume
*unix_volume
= G_UNIX_VOLUME (volume
);
256 if (unix_volume
->mount
!= NULL
)
257 return g_object_ref (unix_volume
->mount
);
264 _g_unix_volume_has_mount_path (GUnixVolume
*volume
,
265 const char *mount_path
)
267 return strcmp (volume
->mount_path
, mount_path
) == 0;
272 GUnixVolume
*unix_volume
;
273 GAsyncReadyCallback callback
;
275 GCancellable
*cancellable
;
277 GIOChannel
*error_channel
;
278 GSource
*error_channel_source
;
279 GString
*error_string
;
283 eject_mount_cb (GPid pid
,
287 EjectMountOp
*data
= user_data
;
288 GSimpleAsyncResult
*simple
;
290 if (WEXITSTATUS (status
) != 0)
293 error
= g_error_new_literal (G_IO_ERROR
,
295 data
->error_string
->str
);
296 simple
= g_simple_async_result_new_from_error (G_OBJECT (data
->unix_volume
),
300 g_error_free (error
);
304 simple
= g_simple_async_result_new (G_OBJECT (data
->unix_volume
),
310 g_simple_async_result_complete (simple
);
311 g_object_unref (simple
);
313 if (data
->error_channel_source
)
315 g_source_destroy (data
->error_channel_source
);
316 g_source_unref (data
->error_channel_source
);
318 g_io_channel_unref (data
->error_channel
);
319 g_string_free (data
->error_string
, TRUE
);
320 close (data
->error_fd
);
321 g_spawn_close_pid (pid
);
326 eject_mount_read_error (GIOChannel
*channel
,
327 GIOCondition condition
,
330 EjectMountOp
*data
= user_data
;
338 status
= g_io_channel_read_chars (channel
, buf
, sizeof (buf
), &bytes_read
, &error
);
339 if (status
== G_IO_STATUS_NORMAL
)
341 g_string_append_len (data
->error_string
, buf
, bytes_read
);
342 if (bytes_read
== sizeof (buf
))
345 else if (status
== G_IO_STATUS_EOF
)
346 g_string_append_len (data
->error_string
, buf
, bytes_read
);
347 else if (status
== G_IO_STATUS_ERROR
)
349 if (data
->error_string
->len
> 0)
350 g_string_append (data
->error_string
, "\n");
352 g_string_append (data
->error_string
, error
->message
);
353 g_error_free (error
);
355 if (data
->error_channel_source
)
357 g_source_unref (data
->error_channel_source
);
358 data
->error_channel_source
= NULL
;
367 eject_mount_do (GVolume
*volume
,
368 GCancellable
*cancellable
,
369 GAsyncReadyCallback callback
,
373 GUnixVolume
*unix_volume
= G_UNIX_VOLUME (volume
);
376 GSource
*child_watch
;
379 data
= g_new0 (EjectMountOp
, 1);
380 data
->unix_volume
= unix_volume
;
381 data
->callback
= callback
;
382 data
->user_data
= user_data
;
383 data
->cancellable
= cancellable
;
386 if (!g_spawn_async_with_pipes (NULL
, /* working dir */
389 G_SPAWN_DO_NOT_REAP_CHILD
|G_SPAWN_SEARCH_PATH
,
390 NULL
, /* child_setup */
391 NULL
, /* user_data for child_setup */
393 NULL
, /* standard_input */
394 NULL
, /* standard_output */
398 g_assert (error
!= NULL
);
402 data
->error_string
= g_string_new ("");
404 data
->error_channel
= g_io_channel_unix_new (data
->error_fd
);
405 g_io_channel_set_flags (data
->error_channel
, G_IO_FLAG_NONBLOCK
, &error
);
409 data
->error_channel_source
= g_io_create_watch (data
->error_channel
, G_IO_IN
);
410 g_source_set_callback (data
->error_channel_source
,
411 (GSourceFunc
) eject_mount_read_error
, data
, NULL
);
412 g_source_attach (data
->error_channel_source
, g_main_context_get_thread_default ());
414 child_watch
= g_child_watch_source_new (child_pid
);
415 g_source_set_callback (child_watch
, (GSourceFunc
) eject_mount_cb
, data
, NULL
);
416 g_source_attach (child_watch
, g_main_context_get_thread_default ());
417 g_source_unref (child_watch
);
422 GSimpleAsyncResult
*simple
;
423 simple
= g_simple_async_result_new_take_error (G_OBJECT (data
->unix_volume
),
427 g_simple_async_result_complete (simple
);
428 g_object_unref (simple
);
430 if (data
->error_string
!= NULL
)
431 g_string_free (data
->error_string
, TRUE
);
433 if (data
->error_channel
!= NULL
)
434 g_io_channel_unref (data
->error_channel
);
442 g_unix_volume_mount (GVolume
*volume
,
443 GMountMountFlags flags
,
444 GMountOperation
*mount_operation
,
445 GCancellable
*cancellable
,
446 GAsyncReadyCallback callback
,
449 GUnixVolume
*unix_volume
= G_UNIX_VOLUME (volume
);
450 char *argv
[] = { "mount", NULL
, NULL
};
452 if (unix_volume
->mount_path
!= NULL
)
453 argv
[1] = unix_volume
->mount_path
;
455 argv
[1] = unix_volume
->device_path
;
457 eject_mount_do (volume
, cancellable
, callback
, user_data
, argv
);
461 g_unix_volume_mount_finish (GVolume
*volume
,
462 GAsyncResult
*result
,
469 g_unix_volume_eject (GVolume
*volume
,
470 GMountUnmountFlags flags
,
471 GCancellable
*cancellable
,
472 GAsyncReadyCallback callback
,
475 GUnixVolume
*unix_volume
= G_UNIX_VOLUME (volume
);
476 char *argv
[] = { "eject", NULL
, NULL
};
478 argv
[1] = unix_volume
->device_path
;
480 eject_mount_do (volume
, cancellable
, callback
, user_data
, argv
);
484 g_unix_volume_eject_finish (GVolume
*volume
,
485 GAsyncResult
*result
,
492 g_unix_volume_get_identifier (GVolume
*volume
,
495 GUnixVolume
*unix_volume
= G_UNIX_VOLUME (volume
);
497 if (unix_volume
->identifier_type
!= NULL
&&
498 strcmp (kind
, unix_volume
->identifier_type
) == 0)
499 return g_strdup (unix_volume
->identifier
);
505 g_unix_volume_enumerate_identifiers (GVolume
*volume
)
507 GUnixVolume
*unix_volume
= G_UNIX_VOLUME (volume
);
510 if (unix_volume
->identifier_type
)
512 res
= g_new (gchar
*, 2);
513 res
[0] = g_strdup (unix_volume
->identifier_type
);
518 res
= g_new (gchar
*, 1);
526 g_unix_volume_volume_iface_init (GVolumeIface
*iface
)
528 iface
->get_name
= g_unix_volume_get_name
;
529 iface
->get_icon
= g_unix_volume_get_icon
;
530 iface
->get_symbolic_icon
= g_unix_volume_get_symbolic_icon
;
531 iface
->get_uuid
= g_unix_volume_get_uuid
;
532 iface
->get_drive
= g_unix_volume_get_drive
;
533 iface
->get_mount
= g_unix_volume_get_mount
;
534 iface
->can_mount
= g_unix_volume_can_mount
;
535 iface
->can_eject
= g_unix_volume_can_eject
;
536 iface
->should_automount
= g_unix_volume_should_automount
;
537 iface
->mount_fn
= g_unix_volume_mount
;
538 iface
->mount_finish
= g_unix_volume_mount_finish
;
539 iface
->eject
= g_unix_volume_eject
;
540 iface
->eject_finish
= g_unix_volume_eject_finish
;
541 iface
->get_identifier
= g_unix_volume_get_identifier
;
542 iface
->enumerate_identifiers
= g_unix_volume_enumerate_identifiers
;