mirror of
https://git.kernel.org/pub/scm/network/wireless/iwd.git
synced 2024-11-16 00:49:23 +01:00
69e9945ef7
There was quite a bit of framework behind setting/resetting a default device, which is now no longer needed.
450 lines
10 KiB
C
450 lines
10 KiB
C
/*
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*
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* Wireless daemon for Linux
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*
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* Copyright (C) 2017-2019 Intel Corporation. All rights reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <ell/ell.h>
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#include "client/command.h"
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#include "client/dbus-proxy.h"
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#include "client/device.h"
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#include "client/display.h"
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#include "client/network.h"
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#include "client/properties.h"
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struct device {
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bool powered;
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bool wds;
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char *address;
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char *name;
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char *mode;
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const struct proxy_interface *adapter;
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};
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static void display_device(const struct proxy_interface *proxy)
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{
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const struct device *device = proxy_interface_get_data(proxy);
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char *caption = l_strdup_printf("%s: %s", "Device", device->name);
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proxy_properties_display(proxy, caption, MARGIN, 20, 47);
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l_free(caption);
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if (device->adapter) {
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display_table_row(MARGIN, 3, 8, "", 20, "Adapter", 47,
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proxy_interface_get_identity_str(
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device->adapter) ? : "");
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}
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display_table_footer();
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}
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static const char *get_name(const void *data)
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{
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const struct device *device = data;
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return device->name;
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}
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static void update_name(void *data, struct l_dbus_message_iter *variant)
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{
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struct device *device = data;
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const char *value;
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l_free(device->name);
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if (!l_dbus_message_iter_get_variant(variant, "s", &value)) {
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device->name = NULL;
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return;
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}
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device->name = l_strdup(value);
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}
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static const char *device_mode_opts[] = { "ad-hoc", "ap", "station", NULL };
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static const char *get_mode(const void *data)
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{
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const struct device *device = data;
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return device->mode;
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}
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static void update_mode(void *data, struct l_dbus_message_iter *variant)
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{
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struct device *device = data;
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const char *value;
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l_free(device->mode);
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if (!l_dbus_message_iter_get_variant(variant, "s", &value)) {
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device->mode = NULL;
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return;
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}
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device->mode = l_strdup(value);
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}
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static bool builder_append_string_variant(
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struct l_dbus_message_builder *builder,
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const char *value_str)
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{
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return l_dbus_message_builder_append_basic(builder, 's', value_str);
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}
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static const char *get_address(const void *data)
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{
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const struct device *device = data;
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return device->address;
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}
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static void update_address(void *data, struct l_dbus_message_iter *variant)
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{
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struct device *device = data;
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const char *value;
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l_free(device->address);
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if (!l_dbus_message_iter_get_variant(variant, "s", &value)) {
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device->address = NULL;
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return;
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}
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device->address = l_strdup(value);
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}
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static const char *get_powered_tostr(const void *data)
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{
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const struct device *device = data;
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return device->powered ? "on" : "off";
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}
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static void update_powered(void *data, struct l_dbus_message_iter *variant)
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{
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struct device *device = data;
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bool value;
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if (!l_dbus_message_iter_get_variant(variant, "b", &value)) {
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device->powered = false;
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return;
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}
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device->powered = value;
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}
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static void update_adapter(void *data, struct l_dbus_message_iter *variant)
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{
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struct device *device = data;
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const char *path;
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if (!l_dbus_message_iter_get_variant(variant, "o", &path)) {
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device->adapter = NULL;
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return;
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}
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device->adapter = proxy_interface_find(IWD_ADAPTER_INTERFACE, path);
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}
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static const struct proxy_interface_property device_properties[] = {
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{ "Name", "s", update_name, get_name },
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{ "Mode", "s", update_mode, get_mode, true,
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builder_append_string_variant, device_mode_opts },
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{ "Powered", "b", update_powered, get_powered_tostr, true,
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properties_builder_append_on_off_variant,
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properties_on_off_opts },
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{ "Adapter", "o", update_adapter },
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{ "Address", "s", update_address, get_address },
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{ }
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};
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static void *device_create(void)
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{
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return l_new(struct device, 1);
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}
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static void device_destroy(void *data)
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{
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struct device *device = data;
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l_free(device->address);
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l_free(device->name);
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l_free(device->mode);
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device->adapter = NULL;
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l_free(device);
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}
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static void display_device_inline(const char *margin, const void *data)
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{
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const struct device *device = data;
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const char *adapter_str;
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if (device->adapter &&
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proxy_interface_get_identity_str(device->adapter))
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adapter_str = proxy_interface_get_identity_str(device->adapter);
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else
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adapter_str = "-";
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display_table_row(margin, 5, 20, device->name ? : "",
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20, device->address ? : "",
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10, get_powered_tostr(device),
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10, adapter_str,
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10, device->mode);
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}
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static const char *device_identity(void *data)
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{
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const struct device *device = data;
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return device->name;
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}
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static const struct proxy_interface_type_ops device_ops = {
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.create = device_create,
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.destroy = device_destroy,
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.identity = device_identity,
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.display = display_device_inline,
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};
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static struct proxy_interface_type device_interface_type = {
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.interface = IWD_DEVICE_INTERFACE,
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.properties = device_properties,
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.ops = &device_ops,
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};
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static bool match_by_name(const void *a, const void *b)
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{
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const struct device *device = a;
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const char *name = b;
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return !strcmp(device->name, name);
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}
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static bool match_by_partial_name(const void *a, const void *b)
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{
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const struct device *device = a;
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const char *text = b;
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return !strncmp(device->name, text, strlen(text));
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}
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const struct proxy_interface *device_proxy_find_by_name(const char *name)
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{
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struct l_queue *match;
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struct proxy_interface *proxy = NULL;
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if (!name)
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return NULL;
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match = proxy_interface_find_all(device_interface_type.interface,
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match_by_name, name);
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if (l_queue_length(match))
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proxy = l_queue_pop_head(match);
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else
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display("Device %s not found.\n", name);
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l_queue_destroy(match, NULL);
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return proxy;
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}
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const struct proxy_interface *device_proxy_find(const char *device_name,
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const char *interface)
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{
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const struct proxy_interface *device_i =
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device_proxy_find_by_name(device_name);
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const struct proxy_interface *proxy;
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if (!device_i)
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return NULL;
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proxy = proxy_interface_find(interface,
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proxy_interface_get_path(device_i));
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if (!proxy)
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return NULL;
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return proxy;
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}
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static enum cmd_status cmd_show(const char *device_name,
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char **argv, int argc)
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{
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const struct proxy_interface *proxy =
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device_proxy_find_by_name(device_name);
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if (!proxy)
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return CMD_STATUS_INVALID_ARGS;
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display_device(proxy);
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return CMD_STATUS_DONE;
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}
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static void check_errors_method_callback(struct l_dbus_message *message,
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void *user_data)
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{
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dbus_message_has_error(message);
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}
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static enum cmd_status cmd_list(const char *device_name,
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char **argv, int argc)
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{
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display_table_header("Devices", MARGIN "%-*s %-*s %-*s %-*s %-*s",
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20, "Name", 20, "Address", 10, "Powered",
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10, "Adapter", 10, "Mode");
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proxy_interface_display_list(device_interface_type.interface);
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display_table_footer();
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return CMD_STATUS_DONE;
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}
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static enum cmd_status cmd_set_property(const char *device_name,
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char **argv, int argc)
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{
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const struct proxy_interface *proxy =
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device_proxy_find_by_name(device_name);
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if (!proxy)
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return CMD_STATUS_INVALID_VALUE;
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if (argc != 2)
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return CMD_STATUS_INVALID_ARGS;
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if (!proxy_property_set(proxy, argv[0], argv[1],
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check_errors_method_callback))
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return CMD_STATUS_INVALID_VALUE;
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return CMD_STATUS_TRIGGERED;
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}
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static char *set_property_cmd_arg_completion(const char *text, int state,
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const char *device_name)
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{
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return proxy_property_completion(device_properties, text, state);
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}
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static const struct command device_commands[] = {
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{ NULL, "list", NULL, cmd_list, "List devices", true },
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{ "<wlan>", "show", NULL, cmd_show, "Show device info", true },
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{ "<wlan>", "set-property",
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"<name> <value>",
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cmd_set_property,
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"Set property", false,
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set_property_cmd_arg_completion },
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{ }
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};
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char *device_arg_completion(const char *text, int state,
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const struct command *commands,
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const char *extra_interface)
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{
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static bool first_pass;
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static size_t index;
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static size_t len;
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const char *cmd;
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if (!state) {
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index = 0;
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len = strlen(text);
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first_pass = true;
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}
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while ((cmd = commands[index].cmd)) {
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if (commands[index++].entity)
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continue;
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if (!strncmp(cmd, text, len))
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return l_strdup(cmd);
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}
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if (first_pass) {
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state = 0;
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first_pass = false;
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}
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return proxy_property_str_completion(&device_interface_type,
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match_by_partial_name, "Name",
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text, state, extra_interface);
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}
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static char *family_arg_completion(const char *text, int state)
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{
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return device_arg_completion(text, state, device_commands, NULL);
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}
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static char *entity_arg_completion(const char *text, int state)
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{
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return command_entity_arg_completion(text, state, device_commands);
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}
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static struct command_family device_command_family = {
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.caption = "Devices",
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.name = "device",
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.command_list = device_commands,
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.family_arg_completion = family_arg_completion,
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.entity_arg_completion = entity_arg_completion,
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};
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static int device_command_family_init(void)
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{
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command_family_register(&device_command_family);
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return 0;
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}
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static void device_command_family_exit(void)
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{
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command_family_unregister(&device_command_family);
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}
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COMMAND_FAMILY(device_command_family, device_command_family_init,
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device_command_family_exit)
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static int device_interface_init(void)
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{
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proxy_interface_type_register(&device_interface_type);
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return 0;
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}
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static void device_interface_exit(void)
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{
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proxy_interface_type_unregister(&device_interface_type);
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}
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INTERFACE_TYPE(device_interface_type, device_interface_init,
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device_interface_exit)
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