| /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ |
| /* |
| * mmcli -- Control modem status & access information from the command line |
| * |
| * This program is free software: you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation, either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program 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 General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| * |
| * Copyright (C) 2011 - 2021 Aleksander Morgado <aleksander@aleksander.es> |
| * Copyright (C) 2012 - 2021 Google, Inc. |
| */ |
| |
| #include "config.h" |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <locale.h> |
| #include <string.h> |
| |
| #include <glib.h> |
| #include <gio/gio.h> |
| |
| #define _LIBMM_INSIDE_MMCLI |
| #include <libmm-glib.h> |
| |
| #include "mmcli.h" |
| #include "mmcli-common.h" |
| #include "mmcli-output.h" |
| |
| /* Context */ |
| typedef struct { |
| MMManager *manager; |
| GCancellable *cancellable; |
| MMObject *object; |
| MMModem3gppUssd *modem_3gpp_ussd; |
| } Context; |
| static Context *ctx; |
| |
| /* Options */ |
| static gboolean ussd_status_flag; |
| static gchar *ussd_initiate_str; |
| static gchar *ussd_respond_str; |
| static gboolean ussd_cancel_flag; |
| |
| static GOptionEntry entries[] = { |
| { "3gpp-ussd-status", 0, 0, G_OPTION_ARG_NONE, &ussd_status_flag, |
| "Show status of any ongoing USSD session", |
| NULL |
| }, |
| { "3gpp-ussd-initiate", 0, 0, G_OPTION_ARG_STRING, &ussd_initiate_str, |
| "Request a given modem to initiate a USSD session", |
| "[command]" |
| }, |
| { "3gpp-ussd-respond", 0, 0, G_OPTION_ARG_STRING, &ussd_respond_str, |
| "Request a given modem to respond to a USSD request", |
| "[response]" |
| }, |
| { "3gpp-ussd-cancel", 0, 0, G_OPTION_ARG_NONE, &ussd_cancel_flag, |
| "Request to cancel any ongoing USSD session", |
| NULL |
| }, |
| { NULL } |
| }; |
| |
| GOptionGroup * |
| mmcli_modem_3gpp_ussd_get_option_group (void) |
| { |
| GOptionGroup *group; |
| |
| group = g_option_group_new ("3gpp-ussd", |
| "3GPP USSD options:", |
| "Show 3GPP USSD related options", |
| NULL, |
| NULL); |
| g_option_group_add_entries (group, entries); |
| |
| return group; |
| } |
| |
| gboolean |
| mmcli_modem_3gpp_ussd_options_enabled (void) |
| { |
| static guint n_actions = 0; |
| static gboolean checked = FALSE; |
| |
| if (checked) |
| return !!n_actions; |
| |
| n_actions = (ussd_status_flag + |
| !!ussd_initiate_str + |
| !!ussd_respond_str + |
| ussd_cancel_flag); |
| |
| if (n_actions > 1) { |
| g_printerr ("error: too many 3GPP USSD actions requested\n"); |
| exit (EXIT_FAILURE); |
| } |
| |
| /* USSD initiate and respond will wait for URCs to get finished, so |
| * these are truly async. */ |
| if (ussd_initiate_str || ussd_respond_str) |
| mmcli_force_async_operation (); |
| |
| if (ussd_status_flag) |
| mmcli_force_sync_operation (); |
| |
| checked = TRUE; |
| return !!n_actions; |
| } |
| |
| static void |
| context_free (void) |
| { |
| if (!ctx) |
| return; |
| |
| if (ctx->cancellable) |
| g_object_unref (ctx->cancellable); |
| if (ctx->modem_3gpp_ussd) |
| g_object_unref (ctx->modem_3gpp_ussd); |
| if (ctx->object) |
| g_object_unref (ctx->object); |
| if (ctx->manager) |
| g_object_unref (ctx->manager); |
| g_free (ctx); |
| } |
| |
| static void |
| ensure_modem_3gpp_ussd (void) |
| { |
| if (mm_modem_get_state (mm_object_peek_modem (ctx->object)) < MM_MODEM_STATE_ENABLED) { |
| g_printerr ("error: modem not enabled yet\n"); |
| exit (EXIT_FAILURE); |
| } |
| |
| if (!ctx->modem_3gpp_ussd) { |
| g_printerr ("error: modem has no 3GPP USSD capabilities\n"); |
| exit (EXIT_FAILURE); |
| } |
| |
| /* Success */ |
| } |
| |
| void |
| mmcli_modem_3gpp_ussd_shutdown (void) |
| { |
| context_free (); |
| } |
| |
| static void |
| print_ussd_status (void) |
| { |
| mmcli_output_string (MMC_F_GENERAL_DBUS_PATH, mm_modem_3gpp_ussd_get_path (ctx->modem_3gpp_ussd)); |
| mmcli_output_string (MMC_F_3GPP_USSD_STATUS, mm_modem_3gpp_ussd_session_state_get_string ( |
| mm_modem_3gpp_ussd_get_state (ctx->modem_3gpp_ussd))); |
| mmcli_output_string (MMC_F_3GPP_USSD_NETWORK_REQUEST, mm_modem_3gpp_ussd_get_network_request (ctx->modem_3gpp_ussd)); |
| mmcli_output_string (MMC_F_3GPP_USSD_NETWORK_NOTIFICATION, mm_modem_3gpp_ussd_get_network_notification (ctx->modem_3gpp_ussd)); |
| mmcli_output_dump (); |
| } |
| |
| static void |
| ussd_initiate_process_reply (gchar *result, |
| const GError *error) |
| { |
| if (!result) { |
| g_printerr ("error: couldn't initiate USSD session: '%s'\n", |
| error ? error->message : "unknown error"); |
| exit (EXIT_FAILURE); |
| } |
| |
| g_print ("USSD session initiated; " |
| "new reply from network: '%s'\n", result); |
| g_free (result); |
| } |
| |
| static void |
| ussd_initiate_ready (MMModem3gppUssd *modem_3gpp_ussd, |
| GAsyncResult *result) |
| { |
| gchar *operation_result; |
| GError *error = NULL; |
| |
| operation_result = mm_modem_3gpp_ussd_initiate_finish (modem_3gpp_ussd, result, &error); |
| ussd_initiate_process_reply (operation_result, error); |
| |
| mmcli_async_operation_done (); |
| } |
| |
| static void |
| ussd_respond_process_reply (gchar *result, |
| const GError *error) |
| { |
| if (!result) { |
| g_printerr ("error: couldn't send response in USSD session: '%s'\n", |
| error ? error->message : "unknown error"); |
| exit (EXIT_FAILURE); |
| } |
| |
| g_print ("response successfully sent in USSD session; " |
| "new reply from network: '%s'\n", result); |
| g_free (result); |
| } |
| |
| static void |
| ussd_respond_ready (MMModem3gppUssd *modem_3gpp_ussd, |
| GAsyncResult *result) |
| { |
| gchar *operation_result; |
| GError *error = NULL; |
| |
| operation_result = mm_modem_3gpp_ussd_respond_finish (modem_3gpp_ussd, result, &error); |
| ussd_respond_process_reply (operation_result, error); |
| |
| mmcli_async_operation_done (); |
| } |
| |
| static void |
| ussd_cancel_process_reply (gboolean result, |
| const GError *error) |
| { |
| if (!result) { |
| g_printerr ("error: couldn't cancel USSD session: '%s'\n", |
| error ? error->message : "unknown error"); |
| exit (EXIT_FAILURE); |
| } |
| |
| g_print ("successfully cancelled USSD session\n"); |
| } |
| |
| static void |
| ussd_cancel_ready (MMModem3gppUssd *modem_3gpp_ussd, |
| GAsyncResult *result) |
| { |
| gboolean operation_result; |
| GError *error = NULL; |
| |
| operation_result = mm_modem_3gpp_ussd_cancel_finish (modem_3gpp_ussd, result, &error); |
| ussd_cancel_process_reply (operation_result, error); |
| |
| mmcli_async_operation_done (); |
| } |
| |
| static void |
| get_modem_ready (GObject *source, |
| GAsyncResult *result, |
| gpointer none) |
| { |
| ctx->object = mmcli_get_modem_finish (result, &ctx->manager); |
| ctx->modem_3gpp_ussd = mm_object_get_modem_3gpp_ussd (ctx->object); |
| |
| /* Setup operation timeout */ |
| if (ctx->modem_3gpp_ussd) |
| mmcli_force_operation_timeout (G_DBUS_PROXY (ctx->modem_3gpp_ussd)); |
| |
| ensure_modem_3gpp_ussd (); |
| |
| if (ussd_status_flag) |
| g_assert_not_reached (); |
| |
| /* Request to initiate USSD session? */ |
| if (ussd_initiate_str) { |
| g_debug ("Asynchronously initiating USSD session..."); |
| mm_modem_3gpp_ussd_initiate (ctx->modem_3gpp_ussd, |
| ussd_initiate_str, |
| ctx->cancellable, |
| (GAsyncReadyCallback)ussd_initiate_ready, |
| NULL); |
| return; |
| } |
| |
| /* Request to respond in USSD session? */ |
| if (ussd_respond_str) { |
| g_debug ("Asynchronously sending response in USSD session..."); |
| mm_modem_3gpp_ussd_respond (ctx->modem_3gpp_ussd, |
| ussd_respond_str, |
| ctx->cancellable, |
| (GAsyncReadyCallback)ussd_respond_ready, |
| NULL); |
| return; |
| } |
| |
| /* Request to cancel USSD session? */ |
| if (ussd_cancel_flag) { |
| g_debug ("Asynchronously cancelling USSD session..."); |
| mm_modem_3gpp_ussd_cancel (ctx->modem_3gpp_ussd, |
| ctx->cancellable, |
| (GAsyncReadyCallback)ussd_cancel_ready, |
| NULL); |
| return; |
| } |
| |
| g_warn_if_reached (); |
| } |
| |
| void |
| mmcli_modem_3gpp_ussd_run_asynchronous (GDBusConnection *connection, |
| GCancellable *cancellable) |
| { |
| /* Initialize context */ |
| ctx = g_new0 (Context, 1); |
| if (cancellable) |
| ctx->cancellable = g_object_ref (cancellable); |
| |
| /* Get proper modem */ |
| mmcli_get_modem (connection, |
| mmcli_get_common_modem_string (), |
| cancellable, |
| (GAsyncReadyCallback)get_modem_ready, |
| NULL); |
| } |
| |
| void |
| mmcli_modem_3gpp_ussd_run_synchronous (GDBusConnection *connection) |
| { |
| GError *error = NULL; |
| |
| /* Initialize context */ |
| ctx = g_new0 (Context, 1); |
| ctx->object = mmcli_get_modem_sync (connection, |
| mmcli_get_common_modem_string (), |
| &ctx->manager); |
| ctx->modem_3gpp_ussd = mm_object_get_modem_3gpp_ussd (ctx->object); |
| |
| /* Setup operation timeout */ |
| if (ctx->modem_3gpp_ussd) |
| mmcli_force_operation_timeout (G_DBUS_PROXY (ctx->modem_3gpp_ussd)); |
| |
| ensure_modem_3gpp_ussd (); |
| |
| if (ussd_initiate_str) |
| g_assert_not_reached (); |
| if (ussd_respond_str) |
| g_assert_not_reached (); |
| |
| /* Request to show USSD status? */ |
| if (ussd_status_flag) { |
| g_debug ("Printing USSD status..."); |
| print_ussd_status (); |
| return; |
| } |
| |
| /* Request to cancel USSD session? */ |
| if (ussd_cancel_flag) { |
| gboolean result; |
| |
| g_debug ("Asynchronously cancelling USSD session..."); |
| result = mm_modem_3gpp_ussd_cancel_sync (ctx->modem_3gpp_ussd, |
| NULL, |
| &error); |
| ussd_cancel_process_reply (result, error); |
| return; |
| } |
| |
| g_warn_if_reached (); |
| } |
