libqmi-glib,device: new 'device-no-file-check' property

If set to TRUE, this property will make the QmiDevice not check for the
existence and file type of the given GFile.

This is a construct write-only property, and should be only used when
building the QmiDevice with g_async_initable_new_async() explicitly (i.e. no
library helper method given).

1 files changed, 55 insertions, 27 deletions

diff --git a/src/libqmi-glib/qmi-device.c b/src/libqmi-glib/qmi-device.c
index 8e6fa8b..ffe7e04 100644
--- a/src/libqmi-glib/qmi-device.c
+++ b/src/libqmi-glib/qmi-device.c
@@ -17,7 +17,8 @@
  * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301 USA.
  *
- * Copyright (C) 2012 Aleksander Morgado <aleksander@lanedo.com>
+ * Copyright (C) 2012 Lanedo GmbH
+ * Copyright (C) 2012 - 2014 Aleksander Morgado <aleksander@aleksander.es>
  */
 
 #include <errno.h>
@@ -68,6 +69,7 @@ G_DEFINE_TYPE_EXTENDED (QmiDevice, qmi_device, G_TYPE_OBJECT, 0,
 enum {
     PROP_0,
     PROP_FILE,
+    PROP_NO_FILE_CHECK,
     PROP_LAST
 };
 
@@ -84,6 +86,7 @@ struct _QmiDevicePrivate {
     GFile *file;
     gchar *path;
     gchar *path_display;
+    gboolean no_file_check;
 
     /* Implicit CTL client */
     QmiClientCtl *client_ctl;
@@ -2326,32 +2329,9 @@ sync_indication_cb (QmiClientCtl *client_ctl,
 }
 
 static void
-query_info_async_ready (GFile *file,
-                        GAsyncResult *res,
-                        InitContext *ctx)
+client_ctl_setup (InitContext *ctx)
 {
     GError *error = NULL;
-    GFileInfo *info;
-
-    info = g_file_query_info_finish (file, res, &error);
-    if (!info) {
-        g_prefix_error (&error,
-                        "Couldn't query file info: ");
-        g_simple_async_result_take_error (ctx->result, error);
-        init_context_complete_and_free (ctx);
-        return;
-    }
-
-    /* Our QMI device must be of SPECIAL type */
-    if (g_file_info_get_file_type (info) != G_FILE_TYPE_SPECIAL) {
-        g_simple_async_result_set_error (ctx->result,
-                                         QMI_CORE_ERROR,
-                                         QMI_CORE_ERROR_FAILED,
-                                         "Wrong file type");
-        init_context_complete_and_free (ctx);
-        return;
-    }
-    g_object_unref (info);
 
     /* Create the implicit CTL client */
     ctx->self->priv->client_ctl = g_object_new (QMI_TYPE_CLIENT_CTL,
@@ -2379,6 +2359,35 @@ query_info_async_ready (GFile *file,
 }
 
 static void
+query_info_async_ready (GFile *file,
+                        GAsyncResult *res,
+                        InitContext *ctx)
+{
+    GError *error = NULL;
+    GFileInfo *info;
+
+    info = g_file_query_info_finish (file, res, &error);
+    if (!info) {
+        g_prefix_error (&error,
+                        "Couldn't query file info: ");
+        g_simple_async_result_take_error (ctx->result, error);
+        init_context_complete_and_free (ctx);
+        return;
+    }
+
+    /* Our QMI device must be of SPECIAL type */
+    if (g_file_info_get_file_type (info) != G_FILE_TYPE_SPECIAL) {
+        g_simple_async_result_set_error (ctx->result,
+                                         QMI_CORE_ERROR,
+                                         QMI_CORE_ERROR_FAILED,
+                                         "Wrong file type");
+        init_context_complete_and_free (ctx);
+        return;
+    }
+    g_object_unref (info);
+}
+
+static void
 initable_init_async (GAsyncInitable *initable,
                      int io_priority,
                      GCancellable *cancellable,
@@ -2406,6 +2415,12 @@ initable_init_async (GAsyncInitable *initable,
         return;
     }
 
+    /* If no file check requested, don't do it */
+    if (ctx->self->priv->no_file_check) {
+        client_ctl_setup (ctx);
+        return;
+    }
+
     /* Check the file type. Note that this is just a quick check to avoid
      * creating QmiDevices pointing to a location already known not to be a QMI
      * device. */
@@ -2432,8 +2447,13 @@ set_property (GObject *object,
     case PROP_FILE:
         g_assert (self->priv->file == NULL);
         self->priv->file = g_value_dup_object (value);
-        self->priv->path = g_file_get_path (self->priv->file);
-        self->priv->path_display = g_filename_display_name (self->priv->path);
+        if (self->priv->file) {
+            self->priv->path = g_file_get_path (self->priv->file);
+            self->priv->path_display = g_filename_display_name (self->priv->path);
+        }
+        break;
+    case PROP_NO_FILE_CHECK:
+        self->priv->no_file_check = g_value_get_boolean (value);
         break;
     default:
         G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
@@ -2581,6 +2601,14 @@ qmi_device_class_init (QmiDeviceClass *klass)
                              G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY);
     g_object_class_install_property (object_class, PROP_FILE, properties[PROP_FILE]);
 
+    properties[PROP_NO_FILE_CHECK] =
+        g_param_spec_boolean (QMI_DEVICE_NO_FILE_CHECK,
+                              "No file check",
+                              "Don't check for file existence when creating the Qmi device.",
+                              FALSE,
+                              G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY);
+    g_object_class_install_property (object_class, PROP_NO_FILE_CHECK, properties[PROP_NO_FILE_CHECK]);
+
     /**
      * QmiClientDms::event-report:
      * @object: A #QmiClientDms.