/*

 * Copyright 2015 Red Hat, Inc.

 *

 * This library is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Lesser General Public

 * License as published by the Free Software Foundation; either

 * version 2.1 of the License, or (at your option) any later version.

 *

 * This library is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

 * Lesser General Public License for more details.

 *

 * You should have received a copy of the GNU Lesser General Public

 * License along with this library; if not, see <http://www.gnu.org/licenses/>.

 *

 * Author: Matthias Clasen <mclasen@redhat.com>

 */

#include "config.h"

#include <gio/gio.h>

#include <gi18n.h>

#include <stdio.h>

#include <stdlib.h>

#ifdef HAVE_TERMIOS_H

#include <termios.h>

#endif

#include "gio-tool.h"

#define STDIN_FILENO 0

typedef enum {

  MOUNT_OP_NONE,

  MOUNT_OP_ASKED,

  MOUNT_OP_ABORTED

} MountOpState;

static int outstanding_mounts = 0;

static GMainLoop *main_loop;

static gboolean mount_mountable = FALSE;

static gboolean mount_unmount = FALSE;

static gboolean mount_eject = FALSE;

static gboolean force = FALSE;

static gboolean anonymous = FALSE;

static gboolean mount_list = FALSE;

static gboolean extra_detail = FALSE;

static gboolean mount_monitor = FALSE;

static const char *unmount_scheme = NULL;

static const char *mount_device_file = NULL;

static gboolean success = TRUE;

static const GOptionEntry entries[] =

{

  { "mountable", 'm', 0, G_OPTION_ARG_NONE, &mount_mountable, N_("Mount as mountable"), NULL },

  { "device", 'd', 0, G_OPTION_ARG_STRING, &mount_device_file, N_("Mount volume with device file"), N_("DEVICE") },

  { "unmount", 'u', 0, G_OPTION_ARG_NONE, &mount_unmount, N_("Unmount"), NULL},

  { "eject", 'e', 0, G_OPTION_ARG_NONE, &mount_eject, N_("Eject"), NULL},

  { "unmount-scheme", 's', 0, G_OPTION_ARG_STRING, &unmount_scheme, N_("Unmount all mounts with the given scheme"), N_("SCHEME") },

  { "force", 'f', 0, G_OPTION_ARG_NONE, &force, N_("Ignore outstanding file operations when unmounting or ejecting"), NULL },

  { "anonymous", 'a', 0, G_OPTION_ARG_NONE, &anonymous, N_("Use an anonymous user when authenticating"), NULL },

  /* Translator: List here is a verb as in 'List all mounts' */

  { "list", 'l', 0, G_OPTION_ARG_NONE, &mount_list, N_("List"), NULL},

  { "monitor", 'o', 0, G_OPTION_ARG_NONE, &mount_monitor, N_("Monitor events"), NULL},

  { "detail", 'i', 0, G_OPTION_ARG_NONE, &extra_detail, N_("Show extra information"), NULL},

  { NULL }

};

static char *

prompt_for (const char *prompt, const char *default_value, gboolean echo)

{

#ifdef HAVE_TERMIOS_H

  struct termios term_attr;

  int old_flags;

  gboolean restore_flags;

#endif

  char data[256];

  int len;

  if (default_value && *default_value != 0)

    g_print ("%s [%s]: ", prompt, default_value);

  else

    g_print ("%s: ", prompt);

  data[0] = 0;

#ifdef HAVE_TERMIOS_H

  restore_flags = FALSE;

  if (!echo && tcgetattr (STDIN_FILENO, &term_attr) == 0)

    {

      old_flags = term_attr.c_lflag;

      term_attr.c_lflag &= ~ECHO;

      restore_flags = TRUE;

      if (tcsetattr (STDIN_FILENO, TCSAFLUSH, &term_attr) != 0)

        g_print ("Warning! Password will be echoed");

    }

#endif

  fgets(data, sizeof (data), stdin);

#ifdef HAVE_TERMIOS_H

  if (restore_flags)

    {

      term_attr.c_lflag = old_flags;

      tcsetattr (STDIN_FILENO, TCSAFLUSH, &term_attr);

    }

#endif

  len = strlen (data);

  if (len == 0)

    {

      g_print ("\n");

      return NULL;

    }

  if (data[len-1] == '\n')

    data[len-1] = 0;

  if (!echo)

    g_print ("\n");

  if (*data == 0 && default_value)

    return g_strdup (default_value);

  return g_strdup (data);

}

static void

ask_password_cb (GMountOperation *op,

                 const char      *message,

                 const char      *default_user,

                 const char      *default_domain,

                 GAskPasswordFlags flags)

{

  if ((flags & G_ASK_PASSWORD_ANONYMOUS_SUPPORTED) && anonymous)

    {

      g_mount_operation_set_anonymous (op, TRUE);

    }

  else

    {

      char *s;

      g_print ("%s\n", message);

      if (flags & G_ASK_PASSWORD_NEED_USERNAME)

        {

          s = prompt_for ("User", default_user, TRUE);

          if (!s)

            goto error;

          g_mount_operation_set_username (op, s);

          g_free (s);

        }

      if (flags & G_ASK_PASSWORD_NEED_DOMAIN)

        {

          s = prompt_for ("Domain", default_domain, TRUE);

          if (!s)

            goto error;

          g_mount_operation_set_domain (op, s);

          g_free (s);

        }

      if (flags & G_ASK_PASSWORD_NEED_PASSWORD)

        {

          s = prompt_for ("Password", NULL, FALSE);

          if (!s)

            goto error;

          g_mount_operation_set_password (op, s);

          g_free (s);

        }

    }

  /* Only try anonymous access once. */

  if (anonymous &&

      GPOINTER_TO_INT (g_object_get_data (G_OBJECT (op), "state")) == MOUNT_OP_ASKED)

    {

      g_object_set_data (G_OBJECT (op), "state", GINT_TO_POINTER (MOUNT_OP_ABORTED));

      g_mount_operation_reply (op, G_MOUNT_OPERATION_ABORTED);

    }

  else

    {

      g_object_set_data (G_OBJECT (op), "state", GINT_TO_POINTER (MOUNT_OP_ASKED));

      g_mount_operation_reply (op, G_MOUNT_OPERATION_HANDLED);

    }

  return;

error:

  g_mount_operation_reply (op, G_MOUNT_OPERATION_ABORTED);

}

static void

ask_question_cb (GMountOperation *op,

                 char *message,

                 char **choices,

                 gpointer user_data)

{

  char **ptr = choices;

  char *s;

  int i, choice;

  g_print ("%s\n", message);

  i = 1;

  while (*ptr)

    {

      g_print ("[%d] %s\n", i, *ptr++);

      i++;

    }

  s = prompt_for ("Choice", NULL, TRUE);

  if (!s)

    goto error;

  choice = atoi (s);

  if (choice > 0 && choice < i)

    {

      g_mount_operation_set_choice (op, choice - 1);

      g_mount_operation_reply (op, G_MOUNT_OPERATION_HANDLED);

    }

  g_free (s);

  return;

error:

  g_mount_operation_reply (op, G_MOUNT_OPERATION_ABORTED);

}

static void

mount_mountable_done_cb (GObject *object,

                         GAsyncResult *res,

                         gpointer user_data)

{

  GFile *target;

  GError *error = NULL;

  GMountOperation *op = user_data;

  target = g_file_mount_mountable_finish (G_FILE (object), res, &error);

  if (target == NULL)

    {

      success = FALSE;

      if (GPOINTER_TO_INT (g_object_get_data (G_OBJECT (op), "state")) == MOUNT_OP_ABORTED)

        print_file_error (G_FILE (object), _("Anonymous access denied"));

      else if (!g_error_matches (error, G_IO_ERROR, G_IO_ERROR_FAILED_HANDLED))

        print_file_error (G_FILE (object), error->message);

      g_error_free (error);

    }

  else

    g_object_unref (target);

  outstanding_mounts--;

  if (outstanding_mounts == 0)

    g_main_loop_quit (main_loop);

}

static void

mount_done_cb (GObject *object,

               GAsyncResult *res,

               gpointer user_data)

{

  gboolean succeeded;

  GError *error = NULL;

  GMountOperation *op = user_data;

  succeeded = g_file_mount_enclosing_volume_finish (G_FILE (object), res, &error);

  if (!succeeded)

    {

      success = FALSE;

      if (GPOINTER_TO_INT (g_object_get_data (G_OBJECT (op), "state")) == MOUNT_OP_ABORTED)

        print_file_error (G_FILE (object), _("Anonymous access denied"));

      else if (!g_error_matches (error, G_IO_ERROR, G_IO_ERROR_FAILED_HANDLED))

        print_file_error (G_FILE (object), error->message);

      g_error_free (error);

    }

  outstanding_mounts--;

  if (outstanding_mounts == 0)

    g_main_loop_quit (main_loop);

}

static GMountOperation *

new_mount_op (void)

{

  GMountOperation *op;

  op = g_mount_operation_new ();

  g_object_set_data (G_OBJECT (op), "state", GINT_TO_POINTER (MOUNT_OP_NONE));

  g_signal_connect (op, "ask_password", G_CALLBACK (ask_password_cb), NULL);

  g_signal_connect (op, "ask_question", G_CALLBACK (ask_question_cb), NULL);

  /* TODO: we *should* also connect to the "aborted" signal but since the

   * main thread is blocked handling input we won't get that signal anyway...

   */

  return op;

}

static void

mount (GFile *file)

{

  GMountOperation *op;

  if (file == NULL)

    return;

  op = new_mount_op ();

  if (mount_mountable)

    g_file_mount_mountable (file, 0, op, NULL, mount_mountable_done_cb, op);

  else

    g_file_mount_enclosing_volume (file, 0, op, NULL, mount_done_cb, op);

  outstanding_mounts++;

}

static void

unmount_done_cb (GObject *object,

                 GAsyncResult *res,

                 gpointer user_data)

{

  gboolean succeeded;

  GError *error = NULL;

  GFile *file = G_FILE (user_data);

  succeeded = g_mount_unmount_with_operation_finish (G_MOUNT (object), res, &error);

  g_object_unref (G_MOUNT (object));

  if (!succeeded)

    {

      print_file_error (file, error->message);

      success = FALSE;

      g_error_free (error);

    }

  g_object_unref (file);

  outstanding_mounts--;

  if (outstanding_mounts == 0)

    g_main_loop_quit (main_loop);

}

static void

unmount (GFile *file)

{

  GMount *mount;

  GError *error = NULL;

  GMountOperation *mount_op;

  GMountUnmountFlags flags;

  if (file == NULL)

    return;

  mount = g_file_find_enclosing_mount (file, NULL, &error);

  if (mount == NULL)

    {

      print_file_error (file, error->message);

      success = FALSE;

      g_error_free (error);

      return;

    }

  mount_op = new_mount_op ();

  flags = force ? G_MOUNT_UNMOUNT_FORCE : G_MOUNT_UNMOUNT_NONE;

  g_mount_unmount_with_operation (mount, flags, mount_op, NULL, unmount_done_cb, g_object_ref (file));

  g_object_unref (mount_op);

  outstanding_mounts++;

}

static void

eject_done_cb (GObject *object,

               GAsyncResult *res,

               gpointer user_data)

{

  gboolean succeeded;

  GError *error = NULL;

  GFile *file = G_FILE (user_data);

  succeeded = g_mount_eject_with_operation_finish (G_MOUNT (object), res, &error);

  g_object_unref (G_MOUNT (object));

  if (!succeeded)

    {

      print_file_error (file, error->message);

      success = FALSE;

      g_error_free (error);

    }

  g_object_unref (file);

  outstanding_mounts--;

  if (outstanding_mounts == 0)

    g_main_loop_quit (main_loop);

}

static void

eject (GFile *file)

{

  GMount *mount;

  GError *error = NULL;

  GMountOperation *mount_op;

  GMountUnmountFlags flags;

  if (file == NULL)

    return;

  mount = g_file_find_enclosing_mount (file, NULL, &error);

  if (mount == NULL)

    {

      print_file_error (file, error->message);

      success = FALSE;

      g_error_free (error);

      return;

    }

  mount_op = new_mount_op ();

  flags = force ? G_MOUNT_UNMOUNT_FORCE : G_MOUNT_UNMOUNT_NONE;

  g_mount_eject_with_operation (mount, flags, mount_op, NULL, eject_done_cb, g_object_ref (file));

  g_object_unref (mount_op);

  outstanding_mounts++;

}

static gboolean

iterate_gmain_timeout_function (gpointer data)

{

  g_main_loop_quit (main_loop);

  return FALSE;

}

static void

iterate_gmain(void)

{

  g_timeout_add (500, iterate_gmain_timeout_function, NULL);

  g_main_loop_run (main_loop);

}

static void

show_themed_icon_names (GThemedIcon *icon, gboolean symbolic, int indent)

{

  char **names;

  char **iter;

  g_print ("%*s%sthemed icons:", indent, " ", symbolic ? "symbolic " : "");

  names = NULL;

  g_object_get (icon, "names", &names, NULL);

  for (iter = names; *iter; iter++)

    g_print ("  [%s]", *iter);

  g_print ("\n");

  g_strfreev (names);

}

/* don't copy-paste this code */

static char *

get_type_name (gpointer object)

{

  const char *type_name;

  char *ret;

  type_name = g_type_name (G_TYPE_FROM_INSTANCE (object));

  if (strcmp ("GProxyDrive", type_name) == 0)

    {

      ret = g_strdup_printf ("%s (%s)",

                             type_name,

                             (const char *) g_object_get_data (G_OBJECT (object),

                                                               "g-proxy-drive-volume-monitor-name"));

    }

  else if (strcmp ("GProxyVolume", type_name) == 0)

    {

      ret = g_strdup_printf ("%s (%s)",

                             type_name,

                             (const char *) g_object_get_data (G_OBJECT (object),

                                                               "g-proxy-volume-volume-monitor-name"));

    }

  else if (strcmp ("GProxyMount", type_name) == 0)

    {

      ret = g_strdup_printf ("%s (%s)",

                             type_name,

                             (const char *) g_object_get_data (G_OBJECT (object),

                                                               "g-proxy-mount-volume-monitor-name"));

    }

  else if (strcmp ("GProxyShadowMount", type_name) == 0)

    {

      ret = g_strdup_printf ("%s (%s)",

                             type_name,

                             (const char *) g_object_get_data (G_OBJECT (object),

                                                               "g-proxy-shadow-mount-volume-monitor-name"));

    }

  else

    {

      ret = g_strdup (type_name);

    }

  return ret;

}

static void

list_mounts (GList *mounts,

             int indent,

             gboolean only_with_no_volume)

{

  GList *l;

  int c;

  GMount *mount;

  GVolume *volume;

  char *name, *uuid, *uri;

  GFile *root, *default_location;

  GIcon *icon;

  char **x_content_types;

  char *type_name;

  const gchar *sort_key;

  for (c = 0, l = mounts; l != NULL; l = l->next, c++)

    {

      mount = (GMount *) l->data;

      if (only_with_no_volume)

        {

          volume = g_mount_get_volume (mount);

          if (volume != NULL)

            {

              g_object_unref (volume);

              continue;

            }

        }

      name = g_mount_get_name (mount);

      root = g_mount_get_root (mount);

      uri = g_file_get_uri (root);

      g_print ("%*sMount(%d): %s -> %s\n", indent, "", c, name, uri);

      type_name = get_type_name (mount);

      g_print ("%*sType: %s\n", indent+2, "", type_name);

      g_free (type_name);

      if (extra_detail)

        {

          uuid = g_mount_get_uuid (mount);

          if (uuid)

            g_print ("%*suuid=%s\n", indent + 2, "", uuid);

          default_location = g_mount_get_default_location (mount);

          if (default_location)

            {

              char *loc_uri = g_file_get_uri (default_location);

              g_print ("%*sdefault_location=%s\n", indent + 2, "", loc_uri);

              g_free (loc_uri);

              g_object_unref (default_location);

            }

          icon = g_mount_get_icon (mount);

          if (icon)

            {

              if (G_IS_THEMED_ICON (icon))

                show_themed_icon_names (G_THEMED_ICON (icon), FALSE, indent + 2);

              g_object_unref (icon);

            }

          icon = g_mount_get_symbolic_icon (mount);

          if (icon)

            {

              if (G_IS_THEMED_ICON (icon))

                show_themed_icon_names (G_THEMED_ICON (icon), TRUE, indent + 2);

              g_object_unref (icon);

            }

          x_content_types = g_mount_guess_content_type_sync (mount, FALSE, NULL, NULL);

          if (x_content_types != NULL && g_strv_length (x_content_types) > 0)

            {

              int n;

              g_print ("%*sx_content_types:", indent + 2, "");

              for (n = 0; x_content_types[n] != NULL; n++)

                  g_print (" %s", x_content_types[n]);

              g_print ("\n");

            }

          g_strfreev (x_content_types);

          g_print ("%*scan_unmount=%d\n", indent + 2, "", g_mount_can_unmount (mount));

          g_print ("%*scan_eject=%d\n", indent + 2, "", g_mount_can_eject (mount));

          g_print ("%*sis_shadowed=%d\n", indent + 2, "", g_mount_is_shadowed (mount));

          sort_key = g_mount_get_sort_key (mount);

          if (sort_key != NULL)

            g_print ("%*ssort_key=%s\n", indent + 2, "", sort_key);

          g_free (uuid);

        }

      g_object_unref (root);

      g_free (name);

      g_free (uri);

    }

}

static void

list_volumes (GList *volumes,

              int indent,

              gboolean only_with_no_drive)

{

  GList *l, *mounts;

  int c, i;

  GMount *mount;

  GVolume *volume;

  GDrive *drive;

  char *name;

  char *uuid;

  GFile *activation_root;

  char **ids;

  GIcon *icon;

  char *type_name;

  const gchar *sort_key;

  for (c = 0, l = volumes; l != NULL; l = l->next, c++)

    {

      volume = (GVolume *) l->data;

      if (only_with_no_drive)

        {

          drive = g_volume_get_drive (volume);

          if (drive != NULL)

            {

              g_object_unref (drive);

              continue;

            }

        }

      name = g_volume_get_name (volume);

      g_print ("%*sVolume(%d): %s\n", indent, "", c, name);

      g_free (name);

      type_name = get_type_name (volume);

      g_print ("%*sType: %s\n", indent+2, "", type_name);

      g_free (type_name);

      if (extra_detail)

        {

          ids = g_volume_enumerate_identifiers (volume);

          if (ids && ids[0] != NULL)

            {

              g_print ("%*sids:\n", indent+2, "");

              for (i = 0; ids[i] != NULL; i++)

                {

                  char *id = g_volume_get_identifier (volume,

                                                      ids[i]);

                  g_print ("%*s %s: '%s'\n", indent+2, "", ids[i], id);

                  g_free (id);

                }

            }

          g_strfreev (ids);

          uuid = g_volume_get_uuid (volume);

          if (uuid)

            g_print ("%*suuid=%s\n", indent + 2, "", uuid);

          activation_root = g_volume_get_activation_root (volume);

          if (activation_root)

            {

              char *uri;

              uri = g_file_get_uri (activation_root);

              g_print ("%*sactivation_root=%s\n", indent + 2, "", uri);

              g_free (uri);

              g_object_unref (activation_root);

            }

          icon = g_volume_get_icon (volume);

          if (icon)

            {

              if (G_IS_THEMED_ICON (icon))

                show_themed_icon_names (G_THEMED_ICON (icon), FALSE, indent + 2);

              g_object_unref (icon);

            }

          icon = g_volume_get_symbolic_icon (volume);

          if (icon)

            {

              if (G_IS_THEMED_ICON (icon))

                show_themed_icon_names (G_THEMED_ICON (icon), TRUE, indent + 2);

              g_object_unref (icon);

            }

          g_print ("%*scan_mount=%d\n", indent + 2, "", g_volume_can_mount (volume));

          g_print ("%*scan_eject=%d\n", indent + 2, "", g_volume_can_eject (volume));

          g_print ("%*sshould_automount=%d\n", indent + 2, "", g_volume_should_automount (volume));

          sort_key = g_volume_get_sort_key (volume);

          if (sort_key != NULL)

            g_print ("%*ssort_key=%s\n", indent + 2, "", sort_key);

          g_free (uuid);

        }

      mount = g_volume_get_mount (volume);

      if (mount)

        {

          mounts = g_list_prepend (NULL, mount);

          list_mounts (mounts, indent + 2, FALSE);

          g_list_free (mounts);

          g_object_unref (mount);

        }

    }

}

static void

list_drives (GList *drives,

             int indent)

{

  GList *volumes, *l;

  int c, i;

  GDrive *drive;

  char *name;

  char **ids;

  GIcon *icon;

  char *type_name;

  const gchar *sort_key;

  for (c = 0, l = drives; l != NULL; l = l->next, c++)

    {

      drive = (GDrive *) l->data;

      name = g_drive_get_name (drive);

      g_print ("%*sDrive(%d): %s\n", indent, "", c, name);

      g_free (name);

      type_name = get_type_name (drive);

      g_print ("%*sType: %s\n", indent+2, "", type_name);

      g_free (type_name);

      if (extra_detail)

        {

          GEnumValue *enum_value;

          gpointer klass;

          ids = g_drive_enumerate_identifiers (drive);

          if (ids && ids[0] != NULL)

            {

              g_print ("%*sids:\n", indent+2, "");

              for (i = 0; ids[i] != NULL; i++)

                {

                  char *id = g_drive_get_identifier (drive,

                                                     ids[i]);

                  g_print ("%*s %s: '%s'\n", indent+2, "", ids[i], id);

                  g_free (id);

                }

            }

          g_strfreev (ids);

          icon = g_drive_get_icon (drive);

          if (icon)

          {

                  if (G_IS_THEMED_ICON (icon))

                          show_themed_icon_names (G_THEMED_ICON (icon), FALSE, indent + 2);

                  g_object_unref (icon);

          }

          icon = g_drive_get_symbolic_icon (drive);

          if (icon)

            {

              if (G_IS_THEMED_ICON (icon))

                show_themed_icon_names (G_THEMED_ICON (icon), TRUE, indent + 2);

              g_object_unref (icon);

            }

          g_print ("%*sis_removable=%d\n", indent + 2, "", g_drive_is_removable (drive));

          g_print ("%*sis_media_removable=%d\n", indent + 2, "", g_drive_is_media_removable (drive));

          g_print ("%*shas_media=%d\n", indent + 2, "", g_drive_has_media (drive));

          g_print ("%*sis_media_check_automatic=%d\n", indent + 2, "", g_drive_is_media_check_automatic (drive));

          g_print ("%*scan_poll_for_media=%d\n", indent + 2, "", g_drive_can_poll_for_media (drive));

          g_print ("%*scan_eject=%d\n", indent + 2, "", g_drive_can_eject (drive));

          g_print ("%*scan_start=%d\n", indent + 2, "", g_drive_can_start (drive));

          g_print ("%*scan_stop=%d\n", indent + 2, "", g_drive_can_stop (drive));

          enum_value = NULL;

          klass = g_type_class_ref (G_TYPE_DRIVE_START_STOP_TYPE);

          if (klass != NULL)

            {

              enum_value = g_enum_get_value (klass, g_drive_get_start_stop_type (drive));

              g_print ("%*sstart_stop_type=%s\n", indent + 2, "",

                       enum_value != NULL ? enum_value->value_nick : "UNKNOWN");

              g_type_class_unref (klass);

            }

          sort_key = g_drive_get_sort_key (drive);

          if (sort_key != NULL)

            g_print ("%*ssort_key=%s\n", indent + 2, "", sort_key);

        }

      volumes = g_drive_get_volumes (drive);

      list_volumes (volumes, indent + 2, FALSE);

      g_list_free_full (volumes, g_object_unref);

    }

}

static void

list_monitor_items (void)

{

  GVolumeMonitor *volume_monitor;

  GList *drives, *volumes, *mounts;

  volume_monitor = g_volume_monitor_get();

  /* populate gvfs network mounts */

  iterate_gmain();

  drives = g_volume_monitor_get_connected_drives (volume_monitor);

  list_drives (drives, 0);

  g_list_free_full (drives, g_object_unref);

  volumes = g_volume_monitor_get_volumes (volume_monitor);

  list_volumes (volumes, 0, TRUE);

  g_list_free_full (volumes, g_object_unref);

  mounts = g_volume_monitor_get_mounts (volume_monitor);

  list_mounts (mounts, 0, TRUE);

  g_list_free_full (mounts, g_object_unref);

  g_object_unref (volume_monitor);

}

static void

unmount_all_with_scheme (const char *scheme)

{

  GVolumeMonitor *volume_monitor;

  GList *mounts;

  GList *l;

  volume_monitor = g_volume_monitor_get();

  /* populate gvfs network mounts */

  iterate_gmain();

  mounts = g_volume_monitor_get_mounts (volume_monitor);

  for (l = mounts; l != NULL; l = l->next) {

    GMount *mount = G_MOUNT (l->data);

    GFile *root;

    root = g_mount_get_root (mount);

    if (g_file_has_uri_scheme (root, scheme)) {

            unmount (root);

    }

    g_object_unref (root);

  }

  g_list_free_full (mounts, g_object_unref);

  g_object_unref (volume_monitor);

}

static void

mount_with_device_file_cb (GObject *object,

                           GAsyncResult *res,

                           gpointer user_data)

{

  GVolume *volume;

  gboolean succeeded;

  GError *error = NULL;

  gchar *device_path = (gchar *)user_data;

  volume = G_VOLUME (object);

  succeeded = g_volume_mount_finish (volume, res, &error);