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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* libqmi-glib -- GLib/GIO based library to control QMI devices
*
* 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., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA.
*
* Copyright (C) 2012 Lanedo GmbH
* Copyright (C) 2012-2017 Aleksander Morgado <aleksander@aleksander.es>
* Copyright (C) 2019 Eric Caruso <ejcaruso@chromium.org>
*/
#include "qmi-file.h"
#include "qmi-error-types.h"
#include "qmi-errors.h"
G_DEFINE_TYPE (QmiFile, qmi_file, G_TYPE_OBJECT)
struct _QmiFilePrivate {
GFile *file;
gboolean is_uri;
gchar *path;
gchar *path_display;
};
/*****************************************************************************/
GFile *
qmi_file_get_file (QmiFile *self)
{
return g_object_ref (self->priv->file);
}
GFile *
qmi_file_peek_file (QmiFile *self)
{
return self->priv->file;
}
const gchar *
qmi_file_get_path (QmiFile *self)
{
return self->priv->path;
}
const gchar *
qmi_file_get_path_display (QmiFile *self)
{
return self->priv->path_display;
}
/*****************************************************************************/
gboolean
qmi_file_check_type_finish (QmiFile *self,
GAsyncResult *res,
GError **error)
{
return g_task_propagate_boolean (G_TASK (res), error);
}
static void
query_info_async_ready (GFile *file,
GAsyncResult *res,
GTask *task)
{
GError *error = NULL;
GFileInfo *info;
GFileType file_type;
info = g_file_query_info_finish (file, res, &error);
if (!info) {
g_prefix_error (&error,
"Couldn't query file info: ");
g_task_return_error (task, error);
g_object_unref (task);
return;
}
file_type = g_file_info_get_file_type (info);
g_object_unref (info);
if (file_type != G_FILE_TYPE_SPECIAL) {
g_task_return_new_error (task,
QMI_CORE_ERROR,
QMI_CORE_ERROR_FAILED,
"Wrong file type");
g_object_unref (task);
return;
}
g_task_return_boolean (task, TRUE);
g_object_unref (task);
}
void
qmi_file_check_type_async (QmiFile *self,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data)
{
GTask *task;
task = g_task_new (self, cancellable, callback, user_data);
/* If this file only has a URI and no local path, then it refers to some
* non-filesystem resource, such as something on a device bus. We can't
* figure out if it's the right type in this case, so we just try to see
* if it's OK later. */
if (self->priv->is_uri) {
g_task_return_boolean (task, TRUE);
g_object_unref (task);
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. */
g_file_query_info_async (self->priv->file,
G_FILE_ATTRIBUTE_STANDARD_TYPE,
G_FILE_QUERY_INFO_NONE,
G_PRIORITY_DEFAULT,
cancellable,
(GAsyncReadyCallback)query_info_async_ready,
task);
}
/*****************************************************************************/
QmiFile *
qmi_file_new (GFile *file)
{
QmiFile *self;
gchar *path;
g_assert (G_IS_FILE (file));
self = g_object_new (QMI_TYPE_FILE, NULL);
self->priv->file = g_object_ref (file);
path = g_file_get_path (self->priv->file);
if (path) {
self->priv->is_uri = FALSE;
self->priv->path = path;
self->priv->path_display = g_filename_display_name (self->priv->path);
} else {
self->priv->is_uri = TRUE;
self->priv->path = g_file_get_uri (self->priv->file);
self->priv->path_display = g_strdup (self->priv->path);
}
return self;
}
/*****************************************************************************/
static void
qmi_file_init (QmiFile *self)
{
self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self, QMI_TYPE_FILE, QmiFilePrivate);
}
static void
dispose (GObject *object)
{
QmiFile *self = QMI_FILE (object);
g_clear_object (&self->priv->file);
g_clear_pointer (&self->priv->path, g_free);
g_clear_pointer (&self->priv->path_display, g_free);
G_OBJECT_CLASS (qmi_file_parent_class)->dispose (object);
}
static void
qmi_file_class_init (QmiFileClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
g_type_class_add_private (object_class, sizeof (QmiFilePrivate));
object_class->dispose = dispose;
}
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