Add initial computer backend

2008-01-08  Alexander Larsson  <alexl@redhat.com>

        * daemon/Makefile.am:
        * daemon/computer.mount.in:
        * daemon/gvfsbackendcomputer.[ch]:
	Add initial computer backend
	
        * daemon/gvfsbackend.h:
        * daemon/gvfsjobunmountmountable.[ch]:
	Add umount_mountable calls



svn path=/trunk/; revision=1078

1 files changed, 192 insertions, 0 deletions

diff --git a/daemon/gvfsjobunmountmountable.c b/daemon/gvfsjobunmountmountable.c
new file mode 100644
index 00000000..89e413f8
--- /dev/null
+++ b/daemon/gvfsjobunmountmountable.c
@@ -0,0 +1,192 @@
+/* GIO - GLib Input, Output and Streaming Library
+ * 
+ * Copyright (C) 2006-2007 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 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, write to the
+ * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
+ * Boston, MA 02111-1307, USA.
+ *
+ * Author: Alexander Larsson <alexl@redhat.com>
+ */
+
+#include <config.h>
+
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <sys/un.h>
+
+#include <glib.h>
+#include <dbus/dbus.h>
+#include <glib/gi18n.h>
+#include "gvfsjobunmountmountable.h"
+#include "gdbusutils.h"
+#include "gvfsdaemonutils.h"
+
+G_DEFINE_TYPE (GVfsJobUnmountMountable, g_vfs_job_unmount_mountable, G_VFS_TYPE_JOB_DBUS);
+
+static void         run          (GVfsJob        *job);
+static gboolean     try          (GVfsJob        *job);
+static DBusMessage *create_reply (GVfsJob        *job,
+				  DBusConnection *connection,
+				  DBusMessage    *message);
+
+static void
+g_vfs_job_unmount_mountable_finalize (GObject *object)
+{
+  GVfsJobUnmountMountable *job;
+
+  job = G_VFS_JOB_UNMOUNT_MOUNTABLE (object);
+
+  g_free (job->filename);
+  
+  if (G_OBJECT_CLASS (g_vfs_job_unmount_mountable_parent_class)->finalize)
+    (*G_OBJECT_CLASS (g_vfs_job_unmount_mountable_parent_class)->finalize) (object);
+}
+
+static void
+g_vfs_job_unmount_mountable_class_init (GVfsJobUnmountMountableClass *klass)
+{
+  GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
+  GVfsJobClass *job_class = G_VFS_JOB_CLASS (klass);
+  GVfsJobDBusClass *job_dbus_class = G_VFS_JOB_DBUS_CLASS (klass);
+  
+  gobject_class->finalize = g_vfs_job_unmount_mountable_finalize;
+  job_class->run = run;
+  job_class->try = try;
+  job_dbus_class->create_reply = create_reply;
+}
+
+static void
+g_vfs_job_unmount_mountable_init (GVfsJobUnmountMountable *job)
+{
+}
+
+GVfsJob *
+g_vfs_job_unmount_mountable_new (DBusConnection *connection,
+				 DBusMessage *message,
+				 GVfsBackend *backend,
+				 gboolean eject)
+{
+  GVfsJobUnmountMountable *job;
+  DBusMessage *reply;
+  DBusMessageIter iter;
+  DBusError derror;
+  char *path;
+  const char *dbus_id, *obj_path;
+  
+  dbus_error_init (&derror);
+  dbus_message_iter_init (message, &iter);
+
+  path = NULL;
+  if (!_g_dbus_message_iter_get_args (&iter, &derror, 
+				      G_DBUS_TYPE_CSTRING, &path,
+				      DBUS_TYPE_STRING, &dbus_id,
+				      DBUS_TYPE_OBJECT_PATH, &obj_path,
+				      0))
+    {
+      g_free (path);
+      reply = dbus_message_new_error (message,
+				      derror.name,
+                                      derror.message);
+      dbus_error_free (&derror);
+
+      dbus_connection_send (connection, reply, NULL);
+      return NULL;
+    }
+
+  job = g_object_new (G_VFS_TYPE_JOB_UNMOUNT_MOUNTABLE,
+		      "message", message,
+		      "connection", connection,
+		      NULL);
+
+  job->filename = path;
+  job->backend = backend;
+  job->eject = eject;
+  
+  return G_VFS_JOB (job);
+}
+
+static void
+run (GVfsJob *job)
+{
+  GVfsJobUnmountMountable *op_job = G_VFS_JOB_UNMOUNT_MOUNTABLE (job);
+  GVfsBackendClass *class = G_VFS_BACKEND_GET_CLASS (op_job->backend);
+
+  if (op_job->eject)
+    {
+      if (class->eject_mountable == NULL)
+	{
+	  g_vfs_job_failed (job, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED,
+			    _("Operation not supported by backend"));
+	  return;
+	}
+      
+      class->eject_mountable (op_job->backend,
+			      op_job,
+			      op_job->filename);
+    }
+  else
+    {
+      if (class->unmount_mountable == NULL)
+	{
+	  g_vfs_job_failed (job, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED,
+			    _("Operation not supported by backend"));
+	  return;
+	}
+      
+      class->unmount_mountable (op_job->backend,
+				op_job,
+				op_job->filename);
+    }
+}
+
+static gboolean
+try (GVfsJob *job)
+{
+  GVfsJobUnmountMountable *op_job = G_VFS_JOB_UNMOUNT_MOUNTABLE (job);
+  GVfsBackendClass *class = G_VFS_BACKEND_GET_CLASS (op_job->backend);
+
+  if (op_job->eject)
+    {
+      if (class->try_eject_mountable == NULL)
+	return FALSE;
+      
+      return class->try_eject_mountable (op_job->backend,
+					 op_job,
+					 op_job->filename);
+    }
+  else
+    {
+      if (class->try_unmount_mountable == NULL)
+	return FALSE;
+      
+      return class->try_unmount_mountable (op_job->backend,
+					   op_job,
+					   op_job->filename);
+    }
+}
+
+/* Might be called on an i/o thread */
+static DBusMessage *
+create_reply (GVfsJob *job,
+	      DBusConnection *connection,
+	      DBusMessage *message)
+{
+  DBusMessage *reply;
+
+  reply = dbus_message_new_method_return (message);
+  
+  return reply;
+}