| /* |
| * |
| * Wireless daemon for Linux |
| * |
| * Copyright (C) 2017-2019 Intel Corporation. All rights reserved. |
| * |
| * 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 2.1 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 St, Fifth Floor, Boston, MA 02110-1301 USA |
| * |
| */ |
| |
| #ifdef HAVE_CONFIG_H |
| #include <config.h> |
| #endif |
| |
| #include <ell/ell.h> |
| |
| #include "client/command.h" |
| #include "client/dbus-proxy.h" |
| #include "client/device.h" |
| #include "client/display.h" |
| #include "client/network.h" |
| #include "client/properties.h" |
| |
| struct device { |
| bool powered; |
| bool wds; |
| char *address; |
| char *name; |
| char *mode; |
| const struct proxy_interface *adapter; |
| }; |
| |
| static struct proxy_interface *default_device; |
| |
| static void display_device(const struct proxy_interface *proxy) |
| { |
| const struct device *device = proxy_interface_get_data(proxy); |
| char *caption = l_strdup_printf("%s: %s", "Device", device->name); |
| |
| proxy_properties_display(proxy, caption, MARGIN, 20, 47); |
| |
| l_free(caption); |
| |
| if (device->adapter) { |
| display("%s%*s %-*s%-*s\n", MARGIN, 8, "", 20, "Adapter", 47, |
| proxy_interface_get_identity_str( |
| device->adapter) ? : ""); |
| } |
| |
| display_table_footer(); |
| } |
| |
| static const char *get_name(const void *data) |
| { |
| const struct device *device = data; |
| |
| return device->name; |
| } |
| |
| static void update_name(void *data, struct l_dbus_message_iter *variant) |
| { |
| struct device *device = data; |
| const char *value; |
| |
| l_free(device->name); |
| |
| if (!l_dbus_message_iter_get_variant(variant, "s", &value)) { |
| device->name = NULL; |
| |
| return; |
| } |
| |
| device->name = l_strdup(value); |
| } |
| |
| static const char *device_mode_opts[] = { "ad-hoc", "ap", "station", NULL }; |
| |
| static const char *get_mode(const void *data) |
| { |
| const struct device *device = data; |
| |
| return device->mode; |
| } |
| |
| static void update_mode(void *data, struct l_dbus_message_iter *variant) |
| { |
| struct device *device = data; |
| const char *value; |
| |
| l_free(device->mode); |
| |
| if (!l_dbus_message_iter_get_variant(variant, "s", &value)) { |
| device->mode = NULL; |
| |
| return; |
| } |
| |
| device->mode = l_strdup(value); |
| } |
| |
| static bool builder_append_string_variant( |
| struct l_dbus_message_builder *builder, |
| const char *value_str) |
| { |
| return l_dbus_message_builder_append_basic(builder, 's', value_str); |
| } |
| |
| static const char *get_address(const void *data) |
| { |
| const struct device *device = data; |
| |
| return device->address; |
| } |
| |
| static void update_address(void *data, struct l_dbus_message_iter *variant) |
| { |
| struct device *device = data; |
| const char *value; |
| |
| l_free(device->address); |
| |
| if (!l_dbus_message_iter_get_variant(variant, "s", &value)) { |
| device->address = NULL; |
| |
| return; |
| } |
| |
| device->address = l_strdup(value); |
| } |
| |
| static const char *get_powered_tostr(const void *data) |
| { |
| const struct device *device = data; |
| |
| return device->powered ? "on" : "off"; |
| } |
| |
| static void update_powered(void *data, struct l_dbus_message_iter *variant) |
| { |
| struct device *device = data; |
| bool value; |
| |
| if (!l_dbus_message_iter_get_variant(variant, "b", &value)) { |
| device->powered = false; |
| |
| return; |
| } |
| |
| device->powered = value; |
| } |
| |
| static void update_adapter(void *data, struct l_dbus_message_iter *variant) |
| { |
| struct device *device = data; |
| const char *path; |
| |
| if (!l_dbus_message_iter_get_variant(variant, "o", &path)) { |
| device->adapter = NULL; |
| |
| return; |
| } |
| |
| device->adapter = proxy_interface_find(IWD_ADAPTER_INTERFACE, path); |
| } |
| |
| static const struct proxy_interface_property device_properties[] = { |
| { "Name", "s", update_name, get_name }, |
| { "Mode", "s", update_mode, get_mode, true, |
| builder_append_string_variant, device_mode_opts }, |
| { "Powered", "b", update_powered, get_powered_tostr, true, |
| properties_builder_append_on_off_variant, |
| properties_on_off_opts }, |
| { "Adapter", "o", update_adapter }, |
| { "Address", "s", update_address, get_address }, |
| { } |
| }; |
| |
| static void *device_create(void) |
| { |
| return l_new(struct device, 1); |
| } |
| |
| static void device_destroy(void *data) |
| { |
| struct device *device = data; |
| |
| l_free(device->address); |
| l_free(device->name); |
| l_free(device->mode); |
| |
| device->adapter = NULL; |
| |
| l_free(device); |
| } |
| |
| static void display_device_inline(const char *margin, const void *data) |
| { |
| const struct device *device = data; |
| const char *adapter_str; |
| |
| if (device->adapter && |
| proxy_interface_get_identity_str(device->adapter)) |
| adapter_str = proxy_interface_get_identity_str(device->adapter); |
| else |
| adapter_str = "-"; |
| |
| display("%s%-*s%-*s%-*s%-*s%-*s\n", margin, |
| 20, device->name ? : "", |
| 20, device->address ? : "", |
| 10, get_powered_tostr(device), |
| 10, adapter_str, |
| 10, device->mode); |
| } |
| |
| static const char *device_identity(void *data) |
| { |
| const struct device *device = data; |
| |
| return device->name; |
| } |
| |
| static const struct proxy_interface_type_ops device_ops = { |
| .create = device_create, |
| .destroy = device_destroy, |
| .identity = device_identity, |
| .display = display_device_inline, |
| }; |
| |
| static struct proxy_interface_type device_interface_type = { |
| .interface = IWD_DEVICE_INTERFACE, |
| .properties = device_properties, |
| .ops = &device_ops, |
| }; |
| |
| static bool match_by_name(const void *a, const void *b) |
| { |
| const struct device *device = a; |
| const char *name = b; |
| |
| return !strcmp(device->name, name); |
| } |
| |
| static bool match_by_partial_name(const void *a, const void *b) |
| { |
| const struct device *device = a; |
| const char *text = b; |
| |
| return !strncmp(device->name, text, strlen(text)); |
| } |
| |
| static bool match_all(const void *a, const void *b) |
| { |
| return true; |
| } |
| |
| static void device_set_default(const char *device_name) |
| { |
| struct l_queue *match; |
| |
| if (!device_name) |
| return; |
| |
| match = proxy_interface_find_all(device_interface_type.interface, |
| match_by_name, device_name); |
| |
| if (!match) |
| return; |
| |
| default_device = l_queue_pop_head(match); |
| l_queue_destroy(match, NULL); |
| } |
| |
| static void device_reset_default(void) |
| { |
| default_device = NULL; |
| } |
| |
| const struct proxy_interface *device_get_default(void) |
| { |
| struct l_queue *match; |
| |
| if (default_device) |
| return default_device; |
| |
| match = proxy_interface_find_all(device_interface_type.interface, |
| match_all, NULL); |
| |
| if (!match) |
| return NULL; |
| |
| default_device = l_queue_pop_head(match); |
| l_queue_destroy(match, NULL); |
| |
| return default_device; |
| } |
| |
| const struct proxy_interface *device_proxy_find_by_name(const char *name) |
| { |
| struct l_queue *match; |
| struct proxy_interface *proxy = NULL; |
| |
| if (!name) |
| return NULL; |
| |
| match = proxy_interface_find_all(device_interface_type.interface, |
| match_by_name, name); |
| |
| if (l_queue_length(match)) |
| proxy = l_queue_pop_head(match); |
| else |
| display("Device %s not found.\n", name); |
| |
| l_queue_destroy(match, NULL); |
| |
| return proxy; |
| } |
| |
| const struct proxy_interface *device_proxy_find(const char *device_name, |
| const char *interface) |
| { |
| const struct proxy_interface *device_i = |
| device_proxy_find_by_name(device_name); |
| const struct proxy_interface *proxy; |
| |
| if (!device_i) |
| return NULL; |
| |
| proxy = proxy_interface_find(interface, |
| proxy_interface_get_path(device_i)); |
| if (!proxy) |
| return NULL; |
| |
| return proxy; |
| } |
| |
| static enum cmd_status cmd_show(const char *device_name, |
| char **argv, int argc) |
| { |
| const struct proxy_interface *proxy = |
| device_proxy_find_by_name(device_name); |
| |
| if (!proxy) |
| return CMD_STATUS_INVALID_ARGS; |
| |
| display_device(proxy); |
| |
| return CMD_STATUS_DONE; |
| } |
| |
| static void check_errors_method_callback(struct l_dbus_message *message, |
| void *user_data) |
| { |
| dbus_message_has_error(message); |
| } |
| |
| static enum cmd_status cmd_list(const char *device_name, |
| char **argv, int argc) |
| { |
| display_table_header("Devices", MARGIN "%-*s%-*s%-*s%-*s%-*s", |
| 20, "Name", 20, "Address", 10, "Powered", |
| 10, "Adapter", 10, "Mode"); |
| |
| proxy_interface_display_list(device_interface_type.interface); |
| |
| display_table_footer(); |
| |
| return CMD_STATUS_DONE; |
| } |
| |
| static enum cmd_status cmd_set_property(const char *device_name, |
| char **argv, int argc) |
| { |
| const struct proxy_interface *proxy = |
| device_proxy_find_by_name(device_name); |
| |
| if (!proxy) |
| return CMD_STATUS_INVALID_VALUE; |
| |
| if (argc != 2) |
| return CMD_STATUS_INVALID_ARGS; |
| |
| if (!proxy_property_set(proxy, argv[0], argv[1], |
| check_errors_method_callback)) |
| return CMD_STATUS_INVALID_VALUE; |
| |
| return CMD_STATUS_TRIGGERED; |
| } |
| |
| static char *set_property_cmd_arg_completion(const char *text, int state) |
| { |
| return proxy_property_completion(device_properties, text, state); |
| } |
| |
| static const struct command device_commands[] = { |
| { NULL, "list", NULL, cmd_list, "List devices", true }, |
| { "<wlan>", "show", NULL, cmd_show, "Show device info", true }, |
| { "<wlan>", "set-property", |
| "<name> <value>", |
| cmd_set_property, |
| "Set property", false, |
| set_property_cmd_arg_completion }, |
| { } |
| }; |
| |
| char *device_arg_completion(const char *text, int state, |
| const struct command *commands, |
| const char *extra_interface) |
| { |
| static bool first_pass; |
| static size_t index; |
| static size_t len; |
| const char *cmd; |
| |
| if (!state) { |
| index = 0; |
| len = strlen(text); |
| first_pass = true; |
| } |
| |
| while ((cmd = commands[index].cmd)) { |
| if (commands[index++].entity) |
| continue; |
| |
| if (!strncmp(cmd, text, len)) |
| return l_strdup(cmd); |
| } |
| |
| if (first_pass) { |
| state = 0; |
| first_pass = false; |
| } |
| |
| return proxy_property_str_completion(&device_interface_type, |
| match_by_partial_name, "Name", |
| text, state, extra_interface); |
| } |
| |
| static char *family_arg_completion(const char *text, int state) |
| { |
| return device_arg_completion(text, state, device_commands, NULL); |
| } |
| |
| static char *entity_arg_completion(const char *text, int state) |
| { |
| return command_entity_arg_completion(text, state, device_commands); |
| } |
| |
| static struct command_family device_command_family = { |
| .caption = "Devices", |
| .name = "device", |
| .command_list = device_commands, |
| .family_arg_completion = family_arg_completion, |
| .entity_arg_completion = entity_arg_completion, |
| .set_default_entity = device_set_default, |
| .reset_default_entity = device_reset_default, |
| }; |
| |
| static int device_command_family_init(void) |
| { |
| command_family_register(&device_command_family); |
| |
| return 0; |
| } |
| |
| static void device_command_family_exit(void) |
| { |
| command_family_unregister(&device_command_family); |
| } |
| |
| COMMAND_FAMILY(device_command_family, device_command_family_init, |
| device_command_family_exit) |
| |
| static int device_interface_init(void) |
| { |
| proxy_interface_type_register(&device_interface_type); |
| |
| return 0; |
| } |
| |
| static void device_interface_exit(void) |
| { |
| proxy_interface_type_unregister(&device_interface_type); |
| } |
| |
| INTERFACE_TYPE(device_interface_type, device_interface_init, |
| device_interface_exit) |