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"
50 GVolumeMonitor *volume_monitor;
51 GUnixMount *mount; /* owned by volume monitor */
58 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_free (volume->name);
86 g_free (volume->mount_path);
87 g_free (volume->device_path);
88 g_free (volume->identifier);
89 g_free (volume->identifier_type);
91 G_OBJECT_CLASS (g_unix_volume_parent_class)->finalize (object);
95 g_unix_volume_class_init (GUnixVolumeClass *klass)
97 GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
99 gobject_class->finalize = g_unix_volume_finalize;
103 g_unix_volume_init (GUnixVolume *unix_volume)
109 * @volume_monitor: a #GVolumeMonitor.
110 * @mountpoint: a #GUnixMountPoint.
112 * Returns: a #GUnixVolume for the given #GUnixMountPoint.
115 _g_unix_volume_new (GVolumeMonitor *volume_monitor,
116 GUnixMountPoint *mountpoint)
120 if (!(g_unix_mount_point_is_user_mountable (mountpoint) ||
121 g_str_has_prefix (g_unix_mount_point_get_device_path (mountpoint), "/vol/")) ||
122 g_unix_mount_point_is_loopback (mountpoint))
125 volume = g_object_new (G_TYPE_UNIX_VOLUME, NULL);
126 volume->volume_monitor = volume_monitor != NULL ? g_object_ref (volume_monitor) : NULL;
127 volume->mount_path = g_strdup (g_unix_mount_point_get_mount_path (mountpoint));
128 volume->device_path = g_strdup (g_unix_mount_point_get_device_path (mountpoint));
129 volume->can_eject = g_unix_mount_point_guess_can_eject (mountpoint);
131 volume->name = g_unix_mount_point_guess_name (mountpoint);
132 volume->icon = g_unix_mount_point_guess_icon (mountpoint);
135 if (strcmp (g_unix_mount_point_get_fs_type (mountpoint), "nfs") == 0)
137 volume->identifier_type = g_strdup (G_VOLUME_IDENTIFIER_KIND_NFS_MOUNT);
138 volume->identifier = g_strdup (volume->device_path);
140 else if (g_str_has_prefix (volume->device_path, "LABEL="))
142 volume->identifier_type = g_strdup (G_VOLUME_IDENTIFIER_KIND_LABEL);
143 volume->identifier = g_strdup (volume->device_path + 6);
145 else if (g_str_has_prefix (volume->device_path, "UUID="))
147 volume->identifier_type = g_strdup (G_VOLUME_IDENTIFIER_KIND_UUID);
148 volume->identifier = g_strdup (volume->device_path + 5);
150 else if (g_path_is_absolute (volume->device_path))
152 volume->identifier_type = g_strdup (G_VOLUME_IDENTIFIER_KIND_UNIX_DEVICE);
153 volume->identifier = g_strdup (volume->device_path);
160 * g_unix_volume_disconnected:
165 _g_unix_volume_disconnected (GUnixVolume *volume)
169 _g_unix_mount_unset_volume (volume->mount, volume);
170 volume->mount = NULL;
175 * g_unix_volume_set_mount:
181 _g_unix_volume_set_mount (GUnixVolume *volume,
184 if (volume->mount == mount)
188 _g_unix_mount_unset_volume (volume->mount, volume);
190 volume->mount = mount;
192 /* TODO: Emit changed in idle to avoid locking issues */
193 g_signal_emit_by_name (volume, "changed");
194 if (volume->volume_monitor != NULL)
195 g_signal_emit_by_name (volume->volume_monitor, "volume-changed", volume);
199 * g_unix_volume_unset_mount:
205 _g_unix_volume_unset_mount (GUnixVolume *volume,
208 if (volume->mount == mount)
210 volume->mount = NULL;
211 /* TODO: Emit changed in idle to avoid locking issues */
212 g_signal_emit_by_name (volume, "changed");
213 if (volume->volume_monitor != NULL)
214 g_signal_emit_by_name (volume->volume_monitor, "volume-changed", volume);
219 g_unix_volume_get_icon (GVolume *volume)
221 GUnixVolume *unix_volume = G_UNIX_VOLUME (volume);
222 return g_object_ref (unix_volume->icon);
226 g_unix_volume_get_name (GVolume *volume)
228 GUnixVolume *unix_volume = G_UNIX_VOLUME (volume);
229 return g_strdup (unix_volume->name);
233 g_unix_volume_get_uuid (GVolume *volume)
239 g_unix_volume_can_mount (GVolume *volume)
245 g_unix_volume_can_eject (GVolume *volume)
247 GUnixVolume *unix_volume = G_UNIX_VOLUME (volume);
248 return unix_volume->can_eject;
252 g_unix_volume_should_automount (GVolume *volume)
254 /* We automount all local volumes because we don't even
255 make the internal stuff visible */
260 g_unix_volume_get_drive (GVolume *volume)
266 g_unix_volume_get_mount (GVolume *volume)
268 GUnixVolume *unix_volume = G_UNIX_VOLUME (volume);
270 if (unix_volume->mount != NULL)
271 return g_object_ref (unix_volume->mount);
278 _g_unix_volume_has_mount_path (GUnixVolume *volume,
279 const char *mount_path)
281 return strcmp (volume->mount_path, mount_path) == 0;
286 GUnixVolume *unix_volume;
287 GAsyncReadyCallback callback;
289 GCancellable *cancellable;
291 GIOChannel *error_channel;
292 GSource *error_channel_source;
293 GString *error_string;
297 eject_mount_cb (GPid pid, gint status, gpointer user_data)
299 EjectMountOp *data = user_data;
300 GSimpleAsyncResult *simple;
302 if (WEXITSTATUS (status) != 0)
305 error = g_error_new_literal (G_IO_ERROR,
307 data->error_string->str);
308 simple = g_simple_async_result_new_from_error (G_OBJECT (data->unix_volume),
312 g_error_free (error);
316 simple = g_simple_async_result_new (G_OBJECT (data->unix_volume),
322 g_simple_async_result_complete (simple);
323 g_object_unref (simple);
325 if (data->error_channel_source)
327 g_source_destroy (data->error_channel_source);
328 g_source_unref (data->error_channel_source);
330 g_io_channel_unref (data->error_channel);
331 g_string_free (data->error_string, TRUE);
332 close (data->error_fd);
333 g_spawn_close_pid (pid);
338 eject_mount_read_error (GIOChannel *channel,
339 GIOCondition condition,
342 EjectMountOp *data = user_data;
350 status = g_io_channel_read_chars (channel, buf, sizeof (buf), &bytes_read, &error);
351 if (status == G_IO_STATUS_NORMAL)
353 g_string_append_len (data->error_string, buf, bytes_read);
354 if (bytes_read == sizeof (buf))
357 else if (status == G_IO_STATUS_EOF)
358 g_string_append_len (data->error_string, buf, bytes_read);
359 else if (status == G_IO_STATUS_ERROR)
361 if (data->error_string->len > 0)
362 g_string_append (data->error_string, "\n");
364 g_string_append (data->error_string, error->message);
365 g_error_free (error);
367 if (data->error_channel_source)
369 g_source_unref (data->error_channel_source);
370 data->error_channel_source = NULL;
379 eject_mount_do (GVolume *volume,
380 GCancellable *cancellable,
381 GAsyncReadyCallback callback,
385 GUnixVolume *unix_volume = G_UNIX_VOLUME (volume);
388 GSource *child_watch;
391 data = g_new0 (EjectMountOp, 1);
392 data->unix_volume = unix_volume;
393 data->callback = callback;
394 data->user_data = user_data;
395 data->cancellable = cancellable;
398 if (!g_spawn_async_with_pipes (NULL, /* working dir */
401 G_SPAWN_DO_NOT_REAP_CHILD|G_SPAWN_SEARCH_PATH,
402 NULL, /* child_setup */
403 NULL, /* user_data for child_setup */
405 NULL, /* standard_input */
406 NULL, /* standard_output */
409 g_assert (error != NULL);
413 data->error_string = g_string_new ("");
415 data->error_channel = g_io_channel_unix_new (data->error_fd);
416 g_io_channel_set_flags (data->error_channel, G_IO_FLAG_NONBLOCK, &error);
420 data->error_channel_source = g_io_create_watch (data->error_channel, G_IO_IN);
421 g_source_set_callback (data->error_channel_source,
422 (GSourceFunc) eject_mount_read_error, data, NULL);
423 g_source_attach (data->error_channel_source, NULL);
425 child_watch = g_child_watch_source_new (child_pid);
426 g_source_set_callback (child_watch, (GSourceFunc) eject_mount_cb, data, NULL);
427 g_source_attach (child_watch, NULL);
428 g_source_unref (child_watch);
432 GSimpleAsyncResult *simple;
433 simple = g_simple_async_result_new_from_error (G_OBJECT (data->unix_volume),
437 g_simple_async_result_complete (simple);
438 g_object_unref (simple);
440 if (data->error_string != NULL)
441 g_string_free (data->error_string, TRUE);
443 if (data->error_channel != NULL)
444 g_io_channel_unref (data->error_channel);
446 g_error_free (error);
453 g_unix_volume_mount (GVolume *volume,
454 GMountMountFlags flags,
455 GMountOperation *mount_operation,
456 GCancellable *cancellable,
457 GAsyncReadyCallback callback,
460 GUnixVolume *unix_volume = G_UNIX_VOLUME (volume);
461 char *argv[] = {"mount", NULL, NULL};
463 if (unix_volume->mount_path != NULL)
464 argv[1] = unix_volume->mount_path;
466 argv[1] = unix_volume->device_path;
468 eject_mount_do (volume, cancellable, callback, user_data, argv);
472 g_unix_volume_mount_finish (GVolume *volume,
473 GAsyncResult *result,
480 g_unix_volume_eject (GVolume *volume,
481 GMountUnmountFlags flags,
482 GCancellable *cancellable,
483 GAsyncReadyCallback callback,
486 GUnixVolume *unix_volume = G_UNIX_VOLUME (volume);
487 char *argv[] = {"eject", NULL, NULL};
489 argv[1] = unix_volume->device_path;
491 eject_mount_do (volume, cancellable, callback, user_data, argv);
495 g_unix_volume_eject_finish (GVolume *volume,
496 GAsyncResult *result,
503 g_unix_volume_get_identifier (GVolume *volume,
506 GUnixVolume *unix_volume = G_UNIX_VOLUME (volume);
508 if (unix_volume->identifier_type != NULL &&
509 strcmp (kind, unix_volume->identifier_type) == 0)
510 return g_strdup (unix_volume->identifier);
515 g_unix_volume_enumerate_identifiers (GVolume *volume)
517 GUnixVolume *unix_volume = G_UNIX_VOLUME (volume);
520 if (unix_volume->identifier_type)
522 res = g_new (char *, 2);
523 res[0] = g_strdup (unix_volume->identifier_type);
528 res = g_new (char *, 1);
536 g_unix_volume_volume_iface_init (GVolumeIface *iface)
538 iface->get_name = g_unix_volume_get_name;
539 iface->get_icon = g_unix_volume_get_icon;
540 iface->get_uuid = g_unix_volume_get_uuid;
541 iface->get_drive = g_unix_volume_get_drive;
542 iface->get_mount = g_unix_volume_get_mount;
543 iface->can_mount = g_unix_volume_can_mount;
544 iface->can_eject = g_unix_volume_can_eject;
545 iface->should_automount = g_unix_volume_should_automount;
546 iface->mount_fn = g_unix_volume_mount;
547 iface->mount_finish = g_unix_volume_mount_finish;
548 iface->eject = g_unix_volume_eject;
549 iface->eject_finish = g_unix_volume_eject_finish;
550 iface->get_identifier = g_unix_volume_get_identifier;
551 iface->enumerate_identifiers = g_unix_volume_enumerate_identifiers;