tools/stktest.c

   1 /*
   2  *
   3  *  oFono - Open Source Telephony
   4  *
   5  *  Copyright (C) 2008-2011  Intel Corporation. All rights reserved.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <stdio.h>
  27 #include <errno.h>
  28 #include <fcntl.h>
  29 #include <unistd.h>
  30 #include <stdlib.h>
  31 #include <string.h>
  32 #include <signal.h>
  33 #include <netinet/in.h>
  34 #include <arpa/inet.h>
  35
  36 #include <gdbus.h>
  37 #include <gatchat/gatserver.h>
  38
  39 #define OFONO_SERVICE   "org.ofono"
  40 #define STKTEST_PATH    "/stktest"
  41 #define STKTEST_ERROR   "org.ofono.stktest"
  42 #define OFONO_MANAGER_INTERFACE         OFONO_SERVICE ".Manager"
  43 #define OFONO_MODEM_INTERFACE           OFONO_SERVICE ".Modem"
  44 #define OFONO_STK_INTERFACE             OFONO_SERVICE ".SimToolkit"
  45 #define OFONO_STKAGENT_INTERFACE        OFONO_SERVICE ".SimToolkitAgent"
  46
  47 #define LISTEN_PORT     12765
  48
  49 enum test_state {
  50         TEST_STATE_POWERING_UP = 1,
  51         TEST_STATE_REGISTERING_AGENT,
  52         TEST_STATE_RUNNING,
  53         TEST_STATE_POWERING_DOWN,
  54 };
  55
  56 static GMainLoop *main_loop = NULL;
  57 static volatile sig_atomic_t __terminated = 0;
  58
  59 /* DBus related */
  60 static DBusConnection *conn;
  61 static gboolean ofono_running = FALSE;
  62 static guint modem_changed_watch;
  63 enum test_state state;
  64
  65 /* Emulator setup */
  66 static guint server_watch;
  67 static GAtServer *emulator;
  68
  69 /* Emulated modem state variables */
  70 static int modem_mode = 0;
  71
  72 static gboolean create_tcp(void);
  73
  74 static DBusMessage *stktest_error_invalid_args(DBusMessage *msg)
  75 {
  76         return g_dbus_create_error(msg, STKTEST_ERROR ".InvalidArguments",
  77                                         "Invalid arguments provided");
  78 }
  79
  80 static DBusMessage *agent_release(DBusConnection *conn, DBusMessage *msg,
  81                                         void *data)
  82 {
  83         g_print("Got Release");
  84
  85         return dbus_message_new_method_return(msg);
  86 }
  87
  88 static DBusMessage *agent_display_text(DBusConnection *conn, DBusMessage *msg,
  89                                         void *data)
  90 {
  91         const char *text;
  92         unsigned char icon_id;
  93         dbus_bool_t urgent;
  94
  95         if (dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &text,
  96                                                 DBUS_TYPE_BYTE, &icon_id,
  97                                                 DBUS_TYPE_BOOLEAN, &urgent,
  98                                                 DBUS_TYPE_INVALID) == FALSE)
  99                 return stktest_error_invalid_args(msg);
 100
 101         g_print("Got DisplayText with: %s, %u, %d\n", text, icon_id, urgent);
 102
 103         return dbus_message_new_method_return(msg);
 104 }
 105
 106 static void server_debug(const char *str, void *data)
 107 {
 108         g_print("%s: %s\n", (char *) data, str);
 109 }
 110
 111 static void cgmi_cb(GAtServer *server, GAtServerRequestType type,
 112                         GAtResult *cmd, gpointer user)
 113 {
 114         switch (type) {
 115         case G_AT_SERVER_REQUEST_TYPE_COMMAND_ONLY:
 116                 g_at_server_send_info(server, "oFono", TRUE);
 117                 g_at_server_send_final(server, G_AT_SERVER_RESULT_OK);
 118                 break;
 119         case G_AT_SERVER_REQUEST_TYPE_SUPPORT:
 120                 g_at_server_send_final(server, G_AT_SERVER_RESULT_OK);
 121                 break;
 122         default:
 123                 g_at_server_send_final(server, G_AT_SERVER_RESULT_ERROR);
 124         };
 125 }
 126
 127 static void cgmm_cb(GAtServer *server, GAtServerRequestType type,
 128                         GAtResult *cmd, gpointer user)
 129 {
 130         switch (type) {
 131         case G_AT_SERVER_REQUEST_TYPE_COMMAND_ONLY:
 132                 g_at_server_send_info(server, "oFono pre-1.0", TRUE);
 133                 g_at_server_send_final(server, G_AT_SERVER_RESULT_OK);
 134                 break;
 135         case G_AT_SERVER_REQUEST_TYPE_SUPPORT:
 136                 g_at_server_send_final(server, G_AT_SERVER_RESULT_OK);
 137                 break;
 138         default:
 139                 g_at_server_send_final(server, G_AT_SERVER_RESULT_ERROR);
 140         };
 141 }
 142
 143 static void cgmr_cb(GAtServer *server, GAtServerRequestType type,
 144                         GAtResult *cmd, gpointer user)
 145 {
 146         char buf[256];
 147
 148         switch (type) {
 149         case G_AT_SERVER_REQUEST_TYPE_COMMAND_ONLY:
 150                 sprintf(buf, "oFono pre-1.0 version: %s", VERSION);
 151                 g_at_server_send_info(server, buf, TRUE);
 152                 g_at_server_send_final(server, G_AT_SERVER_RESULT_OK);
 153                 break;
 154         case G_AT_SERVER_REQUEST_TYPE_SUPPORT:
 155                 g_at_server_send_final(server, G_AT_SERVER_RESULT_OK);
 156                 break;
 157         default:
 158                 g_at_server_send_final(server, G_AT_SERVER_RESULT_ERROR);
 159         };
 160 }
 161
 162 static void cgsn_cb(GAtServer *server, GAtServerRequestType type,
 163                         GAtResult *cmd, gpointer user)
 164 {
 165         switch (type) {
 166         case G_AT_SERVER_REQUEST_TYPE_COMMAND_ONLY:
 167                 g_at_server_send_info(server, "123456789", TRUE);
 168                 g_at_server_send_final(server, G_AT_SERVER_RESULT_OK);
 169                 break;
 170         case G_AT_SERVER_REQUEST_TYPE_SUPPORT:
 171                 g_at_server_send_final(server, G_AT_SERVER_RESULT_OK);
 172                 break;
 173         default:
 174                 g_at_server_send_final(server, G_AT_SERVER_RESULT_ERROR);
 175         };
 176 }
 177
 178 static gboolean send_ok(gpointer user)
 179 {
 180         GAtServer *server = user;
 181
 182         g_at_server_send_final(server, G_AT_SERVER_RESULT_OK);
 183
 184         return FALSE;
 185 }
 186
 187 static void cfun_cb(GAtServer *server, GAtServerRequestType type,
 188                         GAtResult *cmd, gpointer user)
 189 {
 190         char buf[12];
 191
 192         switch (type) {
 193         case G_AT_SERVER_REQUEST_TYPE_SUPPORT:
 194                 g_at_server_send_info(server, "+CFUN: (0-1,4)", TRUE);
 195                 g_at_server_send_final(server, G_AT_SERVER_RESULT_OK);
 196                 break;
 197         case G_AT_SERVER_REQUEST_TYPE_QUERY:
 198                 snprintf(buf, sizeof(buf), "+CFUN: %d", modem_mode);
 199                 g_at_server_send_info(server, buf, TRUE);
 200                 g_at_server_send_final(server, G_AT_SERVER_RESULT_OK);
 201                 break;
 202         case G_AT_SERVER_REQUEST_TYPE_SET:
 203         {
 204                 GAtResultIter iter;
 205                 int mode;
 206
 207                 g_at_result_iter_init(&iter, cmd);
 208                 g_at_result_iter_next(&iter, "");
 209
 210                 if (g_at_result_iter_next_number(&iter, &mode) == FALSE)
 211                         goto error;
 212
 213                 if (mode != 0 && mode != 1)
 214                         goto error;
 215
 216                 if (modem_mode == mode) {
 217                         g_at_server_send_final(server, G_AT_SERVER_RESULT_OK);
 218                         break;
 219                 }
 220
 221                 modem_mode = mode;
 222                 g_timeout_add_seconds(1, send_ok, server);
 223                 break;
 224         }
 225         default:
 226                 goto error;
 227         };
 228
 229         return;
 230
 231 error:
 232         g_at_server_send_final(server, G_AT_SERVER_RESULT_ERROR);
 233 }
 234
 235 static void listen_again(gpointer user_data)
 236 {
 237         if (create_tcp() == TRUE)
 238                 return;
 239
 240         g_print("Error listening to socket\n");
 241         g_main_loop_quit(main_loop);
 242 }
 243
 244 static void setup_emulator(GAtServer *server)
 245 {
 246         g_at_server_set_debug(server, server_debug, "Server");
 247
 248         g_at_server_register(server, "+CGMI",    cgmi_cb,    NULL, NULL);
 249         g_at_server_register(server, "+CGMM",    cgmm_cb,    NULL, NULL);
 250         g_at_server_register(server, "+CGMR",    cgmr_cb,    NULL, NULL);
 251         g_at_server_register(server, "+CGSN",    cgsn_cb,    NULL, NULL);
 252         g_at_server_register(server, "+CFUN",    cfun_cb,    NULL, NULL);
 253
 254         g_at_server_set_disconnect_function(server, listen_again, NULL);
 255 }
 256
 257 static gboolean on_socket_connected(GIOChannel *chan, GIOCondition cond,
 258                                                         gpointer user)
 259 {
 260         struct sockaddr saddr;
 261         unsigned int len = sizeof(saddr);
 262         int fd;
 263         GIOChannel *client_io = NULL;
 264
 265         if (cond != G_IO_IN)
 266                 goto error;
 267
 268         fd = accept(g_io_channel_unix_get_fd(chan), &saddr, &len);
 269         if (fd == -1)
 270                 goto error;
 271
 272         client_io = g_io_channel_unix_new(fd);
 273
 274         emulator = g_at_server_new(client_io);
 275         g_io_channel_unref(client_io);
 276
 277         if (emulator == NULL)
 278                 goto error;
 279
 280         setup_emulator(emulator);
 281
 282 error:
 283         server_watch = 0;
 284         return FALSE;
 285 }
 286
 287 static gboolean create_tcp(void)
 288 {
 289         struct sockaddr_in addr;
 290         int sk;
 291         int reuseaddr = 1;
 292         GIOChannel *server_io;
 293
 294         sk = socket(PF_INET, SOCK_STREAM, 0);
 295         if (sk < 0) {
 296                 g_print("Can't create tcp/ip socket: %s (%d)\n",
 297                                                 strerror(errno), errno);
 298                 return FALSE;
 299         }
 300
 301         memset(&addr, 0, sizeof(addr));
 302
 303         addr.sin_family = AF_INET;
 304         addr.sin_addr.s_addr = INADDR_ANY;
 305         addr.sin_port = htons(LISTEN_PORT);
 306
 307         setsockopt(sk, SOL_SOCKET, SO_REUSEADDR, &reuseaddr, sizeof(reuseaddr));
 308         if (bind(sk, (struct sockaddr *) &addr, sizeof(struct sockaddr)) < 0) {
 309                 g_print("Can't bind socket: %s (%d)", strerror(errno), errno);
 310                 close(sk);
 311                 return FALSE;
 312         }
 313
 314         if (listen(sk, 1) < 0) {
 315                 g_print("Can't listen on socket: %s (%d)",
 316                                                 strerror(errno), errno);
 317                 close(sk);
 318                 return FALSE;
 319         }
 320
 321         g_print("new tcp is created at tcp port %d\n", LISTEN_PORT);
 322
 323         server_io = g_io_channel_unix_new(sk);
 324         g_io_channel_set_close_on_unref(server_io, TRUE);
 325
 326         server_watch = g_io_add_watch_full(server_io,
 327                                 G_PRIORITY_DEFAULT,
 328                                 G_IO_IN | G_IO_HUP | G_IO_ERR | G_IO_NVAL,
 329                                 on_socket_connected, NULL, NULL);
 330
 331         g_io_channel_unref(server_io);
 332
 333         return TRUE;
 334 }
 335
 336 static gboolean has_stk_interface(DBusMessageIter *iter)
 337 {
 338         DBusMessageIter entry;
 339
 340         dbus_message_iter_recurse(iter, &entry);
 341
 342         while (dbus_message_iter_get_arg_type(&entry) == DBUS_TYPE_STRING) {
 343                 const char *interface;
 344
 345                 dbus_message_iter_get_basic(&entry, &interface);
 346
 347                 if (g_str_equal(interface, OFONO_STK_INTERFACE) == TRUE)
 348                         return TRUE;
 349
 350                 dbus_message_iter_next(&entry);
 351         }
 352
 353         return FALSE;
 354 }
 355
 356 static int send_with_reply(const char *path, const char *interface,
 357                                 const char *method, DBusPendingCall **call,
 358                                 DBusPendingCallNotifyFunction cb,
 359                                 void *user_data, DBusFreeFunction free_func,
 360                                 int timeout, int type, ...)
 361 {
 362         DBusMessage *msg;
 363         DBusPendingCall *c;
 364         va_list args;
 365         int err;
 366
 367         msg = dbus_message_new_method_call(OFONO_SERVICE, path,
 368                                                 interface, method);
 369         if (msg == NULL) {
 370                 g_printerr("Unable to allocate new D-Bus %s message\n", method);
 371                 err = -ENOMEM;
 372                 goto fail;
 373         }
 374
 375         va_start(args, type);
 376
 377         if (!dbus_message_append_args_valist(msg, type, args)) {
 378                 va_end(args);
 379                 err = -EIO;
 380                 goto fail;
 381         }
 382
 383         va_end(args);
 384
 385         if (timeout > 0)
 386                 timeout *= 1000;
 387
 388         if (!dbus_connection_send_with_reply(conn, msg, &c, timeout)) {
 389                 g_printerr("Sending %s failed\n", method);
 390                 err = -EIO;
 391                 goto fail;
 392         }
 393
 394         if (call != NULL)
 395                 *call = c;
 396
 397         dbus_pending_call_set_notify(c, cb, user_data, free_func);
 398         dbus_pending_call_unref(c);
 399
 400         dbus_message_unref(msg);
 401
 402         return 0;
 403
 404 fail:
 405         if (free_func && user_data)
 406                 free_func(user_data);
 407
 408         if (msg)
 409                 dbus_message_unref(msg);
 410
 411         return err;
 412 }
 413
 414 static void set_property_reply(DBusPendingCall *call, void *user_data)
 415 {
 416         DBusMessage *reply = dbus_pending_call_steal_reply(call);
 417         DBusError err;
 418
 419         dbus_error_init(&err);
 420
 421         if (dbus_set_error_from_message(&err, reply) == TRUE) {
 422                 g_printerr("%s: %s\n", err.name, err.message);
 423                 dbus_error_free(&err);
 424         }
 425
 426         dbus_message_unref(reply);
 427 }
 428
 429 static int set_property(const char *path, const char *interface,
 430                         const char *key, int type, const void *val,
 431                         DBusPendingCallNotifyFunction notify,
 432                         gpointer user_data,
 433                         DBusFreeFunction destroy)
 434 {
 435         DBusMessage *msg;
 436         DBusMessageIter iter, value;
 437         DBusPendingCall *call;
 438         const char *signature;
 439
 440         msg = dbus_message_new_method_call(OFONO_SERVICE, path, interface,
 441                                                 "SetProperty");
 442         if (msg == NULL)
 443                 return -ENOMEM;
 444
 445         dbus_message_set_auto_start(msg, FALSE);
 446
 447         dbus_message_iter_init_append(msg, &iter);
 448
 449         dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING, &key);
 450
 451         switch (type) {
 452         case DBUS_TYPE_BOOLEAN:
 453                 signature = DBUS_TYPE_BOOLEAN_AS_STRING;
 454                 break;
 455         default:
 456                 dbus_message_unref(msg);
 457                 return -EINVAL;
 458         }
 459
 460         dbus_message_iter_open_container(&iter, DBUS_TYPE_VARIANT,
 461                                                         signature, &value);
 462         dbus_message_iter_append_basic(&value, type, val);
 463         dbus_message_iter_close_container(&iter, &value);
 464
 465         if (dbus_connection_send_with_reply(conn, msg, &call, -1) == FALSE) {
 466                 dbus_message_unref(msg);
 467                 return -EIO;
 468         }
 469
 470         dbus_message_unref(msg);
 471
 472         if (call == NULL)
 473                 return -EINVAL;
 474
 475         dbus_pending_call_set_notify(call, notify, user_data, destroy);
 476
 477         dbus_pending_call_unref(call);
 478
 479         return 0;
 480 }
 481
 482 static void register_agent()
 483 {
 484         state = TEST_STATE_REGISTERING_AGENT;
 485         g_print("Gained STK interface, registering agent...\n");
 486 }
 487
 488 static gboolean modem_changed(DBusConnection *conn,
 489                                 DBusMessage *msg, void *user_data)
 490 {
 491         DBusMessageIter iter, value;
 492         const char *path, *key;
 493         gboolean has_stk;
 494
 495         if (dbus_message_iter_init(msg, &iter) == FALSE)
 496                 return TRUE;
 497
 498         path = dbus_message_get_path(msg);
 499
 500         if (g_str_equal(STKTEST_PATH, path) == FALSE)
 501                 return TRUE;
 502
 503         dbus_message_iter_get_basic(&iter, &key);
 504
 505         dbus_message_iter_next(&iter);
 506         dbus_message_iter_recurse(&iter, &value);
 507
 508         if (g_str_equal(key, "Interfaces") == FALSE)
 509                 return TRUE;
 510
 511         has_stk = has_stk_interface(&value);
 512
 513         switch (state) {
 514         case TEST_STATE_POWERING_UP:
 515                 if (has_stk)
 516                         register_agent();
 517                 break;
 518         case TEST_STATE_REGISTERING_AGENT:
 519         case TEST_STATE_RUNNING:
 520                 if (has_stk == FALSE)
 521                         g_printerr("Unexpectedly lost STK interface\n");
 522                 /* Fall through */
 523         case TEST_STATE_POWERING_DOWN:
 524                 break;
 525         };
 526
 527         return TRUE;
 528 }
 529
 530 static void powerup(void)
 531 {
 532         dbus_bool_t powered = TRUE;
 533
 534         state = TEST_STATE_POWERING_UP;
 535         set_property(STKTEST_PATH, OFONO_MODEM_INTERFACE, "Powered",
 536                         DBUS_TYPE_BOOLEAN, &powered,
 537                         set_property_reply, NULL, NULL);
 538 }
 539
 540 static void get_modems_reply(DBusPendingCall *call, void *user_data)
 541 {
 542         DBusMessage *reply = dbus_pending_call_steal_reply(call);
 543         DBusMessageIter iter, list;
 544         DBusError err;
 545         gboolean found = FALSE;
 546
 547         dbus_error_init(&err);
 548
 549         if (dbus_set_error_from_message(&err, reply) == TRUE) {
 550                 g_printerr("%s: %s\n", err.name, err.message);
 551                 dbus_error_free(&err);
 552                 goto done;
 553         }
 554
 555         if (dbus_message_has_signature(reply, "a(oa{sv})") == FALSE)
 556                 goto done;
 557
 558         if (dbus_message_iter_init(reply, &iter) == FALSE)
 559                 goto done;
 560
 561         dbus_message_iter_recurse(&iter, &list);
 562
 563         while (dbus_message_iter_get_arg_type(&list) == DBUS_TYPE_STRUCT) {
 564                 DBusMessageIter entry;
 565                 const char *path;
 566
 567                 dbus_message_iter_recurse(&list, &entry);
 568                 dbus_message_iter_get_basic(&entry, &path);
 569
 570                 if (g_str_equal(path, STKTEST_PATH))
 571                         found = TRUE;
 572
 573                 dbus_message_iter_next(&list);
 574         }
 575
 576 done:
 577         dbus_message_unref(reply);
 578
 579         if (found == FALSE) {
 580                 g_printerr("STK Test modem not found\n");
 581                 g_main_loop_quit(main_loop);
 582                 return;
 583         }
 584
 585         g_print("Test modem found\n");
 586
 587         modem_changed_watch = g_dbus_add_signal_watch(conn, OFONO_SERVICE,
 588                                                         STKTEST_PATH,
 589                                                         OFONO_MODEM_INTERFACE,
 590                                                         "PropertyChanged",
 591                                                         modem_changed,
 592                                                         NULL, NULL);
 593
 594         if (create_tcp() == FALSE) {
 595                 g_printerr("Unable to listen on modem emulator socket\n");
 596                 g_main_loop_quit(main_loop);
 597         }
 598
 599         powerup();
 600 }
 601
 602 static int get_modems(DBusConnection *conn)
 603 {
 604         DBusMessage *msg;
 605         DBusPendingCall *call;
 606
 607         msg = dbus_message_new_method_call(OFONO_SERVICE, "/",
 608                                         OFONO_MANAGER_INTERFACE, "GetModems");
 609         if (msg == NULL)
 610                 return -ENOMEM;
 611
 612         dbus_message_set_auto_start(msg, FALSE);
 613
 614         g_print("getting modems\n");
 615
 616         if (dbus_connection_send_with_reply(conn, msg, &call, -1) == FALSE) {
 617                 dbus_message_unref(msg);
 618                 return -EIO;
 619         }
 620
 621         dbus_message_unref(msg);
 622
 623         if (call == NULL)
 624                 return -EINVAL;
 625
 626         dbus_pending_call_set_notify(call, get_modems_reply, conn, NULL);
 627
 628         dbus_pending_call_unref(call);
 629
 630         return 0;
 631 }
 632
 633 static const GDBusMethodTable agent_methods[] = {
 634         { GDBUS_METHOD("Release", NULL, NULL, agent_release) },
 635         { GDBUS_METHOD("DisplayText",
 636                 GDBUS_ARGS({ "text", "s" }, { "icon_id", "y" },
 637                                 { "urgent", "b" }), NULL,
 638                                 agent_display_text) },
 639         { },
 640 };
 641
 642 static void ofono_connect(DBusConnection *conn, void *user_data)
 643 {
 644         g_print("starting telephony interface\n");
 645
 646         if (!g_dbus_register_interface(conn, "/default",
 647                                         OFONO_STKAGENT_INTERFACE,
 648                                         agent_methods, NULL, NULL,
 649                                         NULL, NULL)) {
 650                 g_printerr("Unable to register local agent");
 651                 g_main_loop_quit(main_loop);
 652         }
 653
 654         ofono_running = TRUE;
 655         get_modems(conn);
 656 }
 657
 658 static void ofono_disconnect(DBusConnection *conn, void *user_data)
 659 {
 660         g_print("stopping telephony interface\n");
 661
 662         g_dbus_unregister_interface(conn, "/default", OFONO_STKAGENT_INTERFACE);
 663
 664         ofono_running = FALSE;
 665
 666         g_dbus_remove_watch(conn, modem_changed_watch);
 667         modem_changed_watch = 0;
 668
 669         if (server_watch) {
 670                 g_source_remove(server_watch);
 671                 server_watch = 0;
 672         }
 673
 674         g_at_server_unref(emulator);
 675         emulator = NULL;
 676 }
 677
 678 static void sig_term(int sig)
 679 {
 680         if (__terminated > 0)
 681                 return;
 682
 683         __terminated = 1;
 684
 685         g_print("Terminating\n");
 686
 687         g_main_loop_quit(main_loop);
 688 }
 689
 690 static void disconnect_callback(DBusConnection *conn, void *user_data)
 691 {
 692         g_printerr("D-Bus disconnect\n");
 693
 694         g_main_loop_quit(main_loop);
 695 }
 696
 697 static gboolean option_version = FALSE;
 698
 699 static GOptionEntry options[] = {
 700         { "version", 'v', 0, G_OPTION_ARG_NONE, &option_version,
 701                                 "Show version information and exit" },
 702         { NULL },
 703 };
 704
 705 int main(int argc, char **argv)
 706 {
 707         GOptionContext *context;
 708         GError *error = NULL;
 709         DBusError err;
 710         guint watch;
 711         struct sigaction sa;
 712
 713         context = g_option_context_new(NULL);
 714         g_option_context_add_main_entries(context, options, NULL);
 715
 716         if (g_option_context_parse(context, &argc, &argv, &error) == FALSE) {
 717                 if (error != NULL) {
 718                         g_printerr("%s\n", error->message);
 719                         g_error_free(error);
 720                 } else
 721                         g_printerr("An unknown error occurred\n");
 722                 exit(1);
 723         }
 724
 725         g_option_context_free(context);
 726
 727         if (option_version == TRUE) {
 728                 printf("%s\n", VERSION);
 729                 exit(0);
 730         }
 731
 732         main_loop = g_main_loop_new(NULL, FALSE);
 733
 734         dbus_error_init(&err);
 735
 736         conn = g_dbus_setup_bus(DBUS_BUS_SYSTEM, NULL, &err);
 737         if (conn == NULL) {
 738                 if (dbus_error_is_set(&err) == TRUE) {
 739                         fprintf(stderr, "%s\n", err.message);
 740                         dbus_error_free(&err);
 741                 } else
 742                         fprintf(stderr, "Can't register with system bus\n");
 743                 exit(1);
 744         }
 745
 746         g_dbus_set_disconnect_function(conn, disconnect_callback, NULL, NULL);
 747
 748         memset(&sa, 0, sizeof(sa));
 749         sa.sa_handler = sig_term;
 750         sigaction(SIGINT, &sa, NULL);
 751         sigaction(SIGTERM, &sa, NULL);
 752
 753         watch = g_dbus_add_service_watch(conn, OFONO_SERVICE,
 754                                 ofono_connect, ofono_disconnect, NULL, NULL);
 755
 756         g_main_loop_run(main_loop);
 757
 758         g_dbus_remove_watch(conn, watch);
 759
 760         if (ofono_running == TRUE)
 761                 ofono_disconnect(conn, NULL);
 762
 763         dbus_connection_unref(conn);
 764
 765         g_main_loop_unref(main_loop);
 766
 767         return 0;
 768 }