/* -*- 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 */ #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; }