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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* mm-cli -- 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 3 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 Aleksander Morgado <aleksander@gnu.org>
*/
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <locale.h>
#include <string.h>
#include <glib.h>
#include <gio/gio.h>
#include "libmm-glib.h"
#define PROGRAM_NAME "mmcli"
#define PROGRAM_VERSION PACKAGE_VERSION
/* Globals */
static GMainLoop *loop;
static gboolean keep_loop;
static GCancellable *cancellable;
/* Context */
static gboolean version_flag;
static gboolean async_flag;
static gboolean list_modems_flag;
static GOptionEntry entries[] = {
{ "version", 'V', 0, G_OPTION_ARG_NONE, &version_flag,
"Print version",
NULL
},
{ "async", 'a', 0, G_OPTION_ARG_NONE, &async_flag,
"Use asynchronous methods",
NULL
},
{ "list-modems", 'l', 0, G_OPTION_ARG_NONE, &list_modems_flag,
"List available modems",
NULL
},
{ NULL }
};
static void
signals_handler (int signum)
{
if (cancellable) {
/* Ignore consecutive requests of cancellation */
if (!g_cancellable_is_cancelled (cancellable)) {
g_printerr ("%s\n",
"cancelling the operation...");
g_cancellable_cancel (cancellable);
}
return;
}
if (loop &&
g_main_loop_is_running (loop)) {
g_printerr ("%s\n",
"cancelling the main loop...");
g_main_loop_quit (loop);
}
}
static void
print_version_and_exit (void)
{
g_print ("\n"
PROGRAM_NAME " " PROGRAM_VERSION "\n"
"Copyright (2011) Aleksander Morgado\n"
"License GPLv2+: GNU GPL version 2 or later <http://gnu.org/licenses/gpl-2.0.html>\n"
"This is free software: you are free to change and redistribute it.\n"
"There is NO WARRANTY, to the extent permitted by law.\n"
"\n");
exit (EXIT_SUCCESS);
}
static void
enumerate_devices_process_reply (const GStrv paths,
const GError *error)
{
if (error) {
g_printerr ("couldn't enumerate devices: '%s'\n",
error ? error->message : "unknown error");
exit (EXIT_FAILURE);
}
g_print ("\n");
if (!paths) {
g_print ("No modems were found");
} else {
guint i;
for (i = 0; paths[i]; i++) {
g_print ("%s: '%s'\n",
"Found modem",
paths[i]);
}
}
g_print ("\n");
}
static void
enumerate_devices_ready (MMManager *manager,
GAsyncResult *result,
gpointer nothing)
{
GStrv paths;
GError *error = NULL;
paths = mm_manager_enumerate_devices_finish (manager, result, &error);
enumerate_devices_process_reply (paths, error);
g_strfreev (paths);
if (cancellable) {
g_object_unref (cancellable);
cancellable = NULL;
}
if (!keep_loop)
g_main_loop_quit (loop);
}
static void
asynchronous (MMManager *manager)
{
g_debug ("Running asynchronous operations...");
/* Setup global cancellable */
cancellable = g_cancellable_new ();
/* Request to list modems? */
if (list_modems_flag) {
mm_manager_enumerate_devices_async (manager,
cancellable,
(GAsyncReadyCallback)enumerate_devices_ready,
NULL);
return;
}
}
static void
synchronous (MMManager *manager)
{
GError *error = NULL;
g_debug ("Running synchronous operations...");
/* Request to list modems? */
if (list_modems_flag) {
GStrv paths;
paths = mm_manager_enumerate_devices (manager, &error);
enumerate_devices_process_reply (paths, error);
g_strfreev (paths);
return;
}
}
gint
main (gint argc, gchar **argv)
{
GDBusConnection *connection;
MMManager *manager;
GOptionContext *context;
GError *error = NULL;
setlocale (LC_ALL, "");
context = g_option_context_new ("- Control and monitor the ModemManager");
g_option_context_add_main_entries (context, entries, NULL);
g_option_context_parse (context, &argc, &argv, NULL);
if (version_flag)
print_version_and_exit ();
g_type_init ();
/* Setup signals */
signal (SIGINT, signals_handler);
signal (SIGHUP, signals_handler);
signal (SIGTERM, signals_handler);
/* Setup dbus connection to use */
connection = g_bus_get_sync (G_BUS_TYPE_SYSTEM, NULL, &error);
if (!connection) {
g_printerr ("couldn't get bus: %s\n",
error ? error->message : "unknown error");
exit (EXIT_FAILURE);
}
/* Create new manager */
manager = mm_manager_new (connection, NULL, &error);
if (!manager) {
g_printerr ("couldn't create manager: %s\n",
error ? error->message : "unknown error");
exit (EXIT_FAILURE);
}
if (async_flag) {
loop = g_main_loop_new (NULL, FALSE);
asynchronous (manager);
g_main_loop_run (loop);
g_main_loop_unref (loop);
}
else
synchronous (manager);
g_object_unref (manager);
g_object_unref (connection);
if (cancellable)
g_object_unref (cancellable);
g_option_context_free (context);
return EXIT_SUCCESS;
}
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