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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) 2021 Aleksander Morgado <aleksander@aleksander.es>
*/
#include "qmi-net-port-manager.h"
#include "qmi-device.h"
#include "qmi-helpers.h"
G_DEFINE_ABSTRACT_TYPE (QmiNetPortManager, qmi_net_port_manager, G_TYPE_OBJECT)
/*****************************************************************************/
void
qmi_net_port_manager_add_link (QmiNetPortManager *self,
guint mux_id,
const gchar *base_ifname,
const gchar *ifname_prefix,
QmiDeviceAddLinkFlags flags,
guint timeout,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data)
{
QMI_NET_PORT_MANAGER_GET_CLASS (self)->add_link (self,
mux_id,
base_ifname,
ifname_prefix,
flags,
timeout,
cancellable,
callback,
user_data);
}
gchar *
qmi_net_port_manager_add_link_finish (QmiNetPortManager *self,
guint *mux_id,
GAsyncResult *res,
GError **error)
{
return QMI_NET_PORT_MANAGER_GET_CLASS (self)->add_link_finish (self, mux_id, res, error);
}
void
qmi_net_port_manager_del_link (QmiNetPortManager *self,
const gchar *ifname,
guint mux_id,
guint timeout,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data)
{
QMI_NET_PORT_MANAGER_GET_CLASS (self)->del_link (self,
ifname,
mux_id,
timeout,
cancellable,
callback,
user_data);
}
gboolean
qmi_net_port_manager_del_link_finish (QmiNetPortManager *self,
GAsyncResult *res,
GError **error)
{
return QMI_NET_PORT_MANAGER_GET_CLASS (self)->del_link_finish (self, res, error);
}
void
qmi_net_port_manager_del_all_links (QmiNetPortManager *self,
const gchar *base_ifname,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data)
{
QMI_NET_PORT_MANAGER_GET_CLASS (self)->del_all_links (self,
base_ifname,
cancellable,
callback,
user_data);
}
gboolean
qmi_net_port_manager_del_all_links_finish (QmiNetPortManager *self,
GAsyncResult *res,
GError **error)
{
return QMI_NET_PORT_MANAGER_GET_CLASS (self)->del_all_links_finish (self, res, error);
}
gboolean
qmi_net_port_manager_list_links (QmiNetPortManager *self,
const gchar *base_ifname,
GPtrArray **out_links,
GError **error)
{
return QMI_NET_PORT_MANAGER_GET_CLASS (self)->list_links (self, base_ifname, out_links, error);
}
/*****************************************************************************/
/* Default implementations */
static gboolean
net_port_manager_list_links (QmiNetPortManager *self,
const gchar *base_ifname,
GPtrArray **out_links,
GError **error)
{
g_autoptr(GFile) sysfs_file = NULL;
g_autofree gchar *sysfs_path = NULL;
sysfs_path = g_strdup_printf ("/sys/class/net/%s", base_ifname);
sysfs_file = g_file_new_for_path (sysfs_path);
return qmi_helpers_list_links (sysfs_file, NULL, NULL, out_links, error);
}
typedef struct {
GPtrArray *links;
guint link_i;
} DelAllLinksContext;
static void
del_all_links_context_free (DelAllLinksContext *ctx)
{
g_clear_pointer (&ctx->links, g_ptr_array_unref);
g_slice_free (DelAllLinksContext, ctx);
}
static gboolean
net_port_manager_del_all_links_finish (QmiNetPortManager *self,
GAsyncResult *res,
GError **error)
{
return g_task_propagate_boolean (G_TASK (res), error);
}
static void delete_next_link (GTask *task);
static void
port_manager_del_link_ready (QmiNetPortManager *self,
GAsyncResult *res,
GTask *task)
{
DelAllLinksContext *ctx;
GError *error = NULL;
ctx = g_task_get_task_data (task);
if (!qmi_net_port_manager_del_link_finish (self, res, &error)) {
g_task_return_error (task, error);
g_object_unref (task);
return;
}
g_ptr_array_remove_index_fast (ctx->links, 0);
delete_next_link (task);
}
static void
delete_next_link (GTask *task)
{
QmiNetPortManager *self;
DelAllLinksContext *ctx;
self = g_task_get_source_object (task);
ctx = g_task_get_task_data (task);
if (!ctx->links || ctx->links->len == 0) {
g_task_return_boolean (task, TRUE);
g_object_unref (task);
return;
}
qmi_net_port_manager_del_link (self,
g_ptr_array_index (ctx->links, 0),
QMI_DEVICE_MUX_ID_UNBOUND,
5,
g_task_get_cancellable (task),
(GAsyncReadyCallback)port_manager_del_link_ready,
task);
}
static void
net_port_manager_del_all_links (QmiNetPortManager *self,
const gchar *base_ifname,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data)
{
GTask *task;
DelAllLinksContext *ctx;
GError *error = NULL;
task = g_task_new (self, cancellable, callback, user_data);
ctx = g_slice_new0 (DelAllLinksContext);
g_task_set_task_data (task, ctx, (GDestroyNotify)del_all_links_context_free);
if (!qmi_net_port_manager_list_links (self, base_ifname, &ctx->links, &error)) {
g_task_return_error (task, error);
g_object_unref (task);
return;
}
delete_next_link (task);
}
/*****************************************************************************/
static void
qmi_net_port_manager_init (QmiNetPortManager *self)
{
}
static void
qmi_net_port_manager_class_init (QmiNetPortManagerClass *klass)
{
klass->list_links = net_port_manager_list_links;
klass->del_all_links = net_port_manager_del_all_links;
klass->del_all_links_finish = net_port_manager_del_all_links_finish;
}
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