roy.marples.name Git - dhcpcd-ui/blob - main.c

   1 /*
   2  * dhcpcd-gtk
   3  * Copyright 2009 Roy Marples <roy@marples.name>
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  *
  14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  24  * SUCH DAMAGE.
  25  */
  26
  27 /* TODO: Animate the icon from carrier -> address
  28  * maybe use network-idle -> network-transmit ->
  29  * network-receive -> network-transmit-receive */
  30
  31 #include <locale.h>
  32 #include <stdlib.h>
  33 #include <string.h>
  34
  35 #include <libnotify/notify.h>
  36
  37 #include "dhcpcd-gtk.h"
  38 #include "menu.h"
  39
  40 DBusGProxy *dbus = NULL;
  41 GSList *interfaces = NULL;
  42
  43 static GtkStatusIcon *status_icon;
  44 static int ani_timer;
  45 static int ani_counter;
  46 static bool online;
  47 static bool carrier;
  48 static char **interface_order;
  49 static NotifyNotification *nn;
  50
  51 const char *const up_reasons[] = {
  52         "BOUND",
  53         "RENEW",
  54         "REBIND",
  55         "REBOOT",
  56         "IPV4LL",
  57         "INFORM",
  58         "STATIC",
  59         "TIMEOUT",
  60         NULL
  61 };
  62
  63 const char *const down_reasons[] = {
  64         "EXPIRE",
  65         "FAIL",
  66         "NAK",
  67         "NOCARRIER",
  68         "STOP",
  69         NULL
  70 };
  71
  72 static bool
  73 ignore_if_msg(const struct if_msg *ifm)
  74 {
  75         if (g_strcmp0(ifm->reason, "STOP") == 0 ||
  76             g_strcmp0(ifm->reason, "RELEASE") == 0)
  77                 return true;
  78         return false;
  79 }
  80
  81 static struct if_msg *
  82 find_if_msg(const char *iface)
  83 {
  84         GSList *gl;
  85         struct if_msg *ifm;
  86
  87         for (gl = interfaces; gl; gl = gl->next) {
  88                 ifm = (struct if_msg *)gl->data;
  89                 if (g_strcmp0(ifm->ifname, iface) == 0)
  90                         return ifm;
  91         }
  92         return NULL;
  93 }
  94
  95 static void
  96 free_if_ap(struct if_ap *ifa)
  97 {
  98         g_free(ifa->ifname);
  99         g_free(ifa->bssid);
 100         g_free(ifa->flags);
 101         g_free(ifa->ssid);
 102         g_free(ifa);
 103 }
 104
 105 static void
 106 free_if_msg(struct if_msg *ifm)
 107 {
 108         GSList *gl;
 109
 110         g_free(ifm->ifname);
 111         g_free(ifm->reason);
 112         g_free(ifm->ssid);
 113         for (gl = ifm->scan_results; gl; gl = gl->next)
 114                 free_if_ap((struct if_ap *)gl->data);
 115         g_slist_free(ifm->scan_results);
 116         g_free(ifm);
 117 }
 118
 119 static void
 120 error_exit(const char *msg, GError *error)
 121 {
 122         GtkWidget *dialog;
 123
 124         if (error) {
 125                 g_critical("%s: %s", msg, error->message);
 126                 dialog = gtk_message_dialog_new(NULL, 0,
 127                     GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE,
 128                     "%s: %s", msg, error->message);
 129         } else {
 130                 g_critical("%s", msg);
 131                 dialog = gtk_message_dialog_new(NULL, 0,
 132                     GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE, "%s", msg);
 133         }
 134         gtk_dialog_run(GTK_DIALOG(dialog));
 135         gtk_widget_destroy(dialog);
 136         if (gtk_main_level())
 137                 gtk_main_quit();
 138         else
 139                 exit(EXIT_FAILURE);
 140 }
 141
 142 static GSList *
 143 get_scan_results(struct if_msg *ifm)
 144 {
 145         GType otype;
 146         GError *error;
 147         GPtrArray *array;
 148         GHashTable *config;
 149         GSList *list = NULL;
 150         struct if_ap *ifa;
 151         guint i;
 152         GValue *val;
 153
 154         otype = dbus_g_type_get_map("GHashTable", G_TYPE_STRING, G_TYPE_VALUE);
 155         otype = dbus_g_type_get_collection("GPtrArray", otype);
 156
 157         error = NULL;
 158         if (!dbus_g_proxy_call(dbus, "ScanResults", &error,
 159                 G_TYPE_STRING, ifm->ifname, G_TYPE_INVALID,
 160                 otype, &array, G_TYPE_INVALID))
 161                 error_exit(_("ScanResults"), error);
 162
 163         for (i = 0; i < array->len; i++) {
 164                 config = g_ptr_array_index(array, i);
 165                 val = g_hash_table_lookup(config, "BSSID");
 166                 if (val == NULL)
 167                         continue;
 168                 ifa = g_malloc0(sizeof(*ifa));
 169                 ifa->ifname = g_strdup(ifm->ifname);
 170                 ifa->bssid = g_strdup(g_value_get_string(val));
 171                 val = g_hash_table_lookup(config, "Frequency");
 172                 if (val)
 173                         ifa->frequency = g_value_get_int(val);
 174                 val = g_hash_table_lookup(config, "Quality");
 175                 if (val)
 176                         ifa->quality = g_value_get_int(val);
 177                 val = g_hash_table_lookup(config, "Noise");
 178                 if (val)
 179                         ifa->noise = g_value_get_int(val);
 180                 val = g_hash_table_lookup(config, "Level");
 181                 if (val)
 182                         ifa->level = g_value_get_int(val);
 183                 val = g_hash_table_lookup(config, "Flags");
 184                 if (val)
 185                         ifa->flags = g_strdup(g_value_get_string(val));
 186                 val = g_hash_table_lookup(config, "SSID");
 187                 if (val)
 188                         ifa->ssid = g_strdup(g_value_get_string(val));
 189                 list = g_slist_append(list, ifa);
 190         }
 191         return list;
 192 }
 193
 194 static struct if_msg *
 195 make_if_msg(GHashTable *config)
 196 {
 197         GValue *val;
 198         struct if_msg *ifm;
 199
 200         val = g_hash_table_lookup(config, "Interface");
 201         if (val == NULL)
 202                 return NULL;
 203         ifm = g_malloc0(sizeof(*ifm));
 204         ifm->ifname = g_strdup(g_value_get_string(val));
 205         val = g_hash_table_lookup(config, "Reason");
 206         if (val)
 207                 ifm->reason = g_strdup(g_value_get_string(val));
 208         val = g_hash_table_lookup(config, "Wireless");
 209         if (val)
 210                 ifm->wireless = g_value_get_boolean(val);
 211         if (ifm->wireless) {
 212                 val = g_hash_table_lookup(config, "SSID");
 213                 if (val)
 214                         ifm->ssid = g_strdup(g_value_get_string(val));
 215         }
 216         val = g_hash_table_lookup(config, "IPAddress");
 217         if (val)
 218                 ifm->ip.s_addr = g_value_get_uint(val);
 219         val = g_hash_table_lookup(config, "SubnetCIDR");
 220         if (val)
 221                 ifm->cidr = g_value_get_uchar(val);
 222         val = g_hash_table_lookup(config, "InterfaceOrder");
 223         if (val) {
 224                 g_strfreev(interface_order);
 225                 interface_order = g_strsplit(g_value_get_string(val), " ", 0);
 226         }
 227         return ifm;
 228 }
 229
 230 static bool
 231 if_up(const struct if_msg *ifm)
 232 {
 233         const char *const *r;
 234
 235         for (r = up_reasons; *r; r++)
 236                 if (g_strcmp0(*r, ifm->reason) == 0)
 237                         return true;
 238         return false;
 239 }
 240
 241 static char *
 242 print_if_msg(const struct if_msg *ifm)
 243 {
 244         char *msg, *p;
 245         const char *reason = NULL;
 246         size_t len;
 247         bool showip, showssid;
 248
 249         showip = true;
 250         showssid = false;
 251         if (if_up(ifm))
 252                 reason = N_("Acquired address");
 253         else {
 254                 if (g_strcmp0(ifm->reason, "EXPIRE") == 0)
 255                         reason = N_("Failed to renew");
 256                 else if (g_strcmp0(ifm->reason, "CARRIER") == 0) {
 257                         if (ifm->wireless) {
 258                                 reason = N_("Asssociated with");
 259                                 if (ifm->ssid != NULL)
 260                                         showssid = true;
 261                         } else
 262                                 reason = N_("Cable plugged in");
 263                         showip = false;
 264                 } else if (g_strcmp0(ifm->reason, "NOCARRIER") == 0) {
 265                         if (ifm->wireless) {
 266                                 if (ifm->ssid != NULL || ifm->ip.s_addr != 0) {
 267                                         reason = N_("Disassociated from");
 268                                         showssid = true;
 269                                 } else
 270                                         reason = N_("Not associated");
 271                         } else
 272                                 reason = N_("Cable unplugged");
 273                         showip = false;
 274                 }
 275         }
 276         if (reason == NULL)
 277                 reason = ifm->reason;
 278
 279         len = strlen(ifm->ifname) + 3;
 280         len += strlen(reason) + 1;
 281         if (ifm->ip.s_addr != 0) {
 282                 len += 16; /* 000. * 4 */
 283                 if (ifm->cidr != 0)
 284                         len += 3; /* /32 */
 285         }
 286         if (showssid)
 287                 len += strlen(ifm->ssid) + 1;
 288         msg = p = g_malloc(len);
 289         p += g_snprintf(msg, len, "%s: %s", ifm->ifname, reason);
 290         if (showssid)
 291                 p += g_snprintf(p, len - (p - msg), " %s", ifm->ssid);
 292         if (ifm->ip.s_addr != 0 && showip) {
 293                 p += g_snprintf(p, len - (p - msg), " %s", inet_ntoa(ifm->ip));
 294                 if (ifm->cidr != 0)
 295                         g_snprintf(p, len - (p - msg), "/%d", ifm->cidr);
 296         }
 297         return msg;
 298 }
 299
 300 static int
 301 if_msg_comparer(gconstpointer a, gconstpointer b)
 302 {
 303         const struct if_msg *ifa, *ifb;
 304         const char *const *order;
 305
 306         ifa = (const struct if_msg *)a;
 307         ifb = (const struct if_msg *)b;
 308         for (order = (const char *const *)interface_order; *order; order++) {
 309                 if (g_strcmp0(*order, ifa->ifname) == 0)
 310                         return -1;
 311                 if (g_strcmp0(*order, ifb->ifname) == 0)
 312                         return 1;
 313         }
 314         return 0;
 315 }
 316
 317 static gboolean
 318 animate_carrier(_unused gpointer data)
 319 {
 320         const char *icon;
 321
 322         if (ani_timer == 0)
 323                 return false;
 324
 325         switch(ani_counter++) {
 326         case 0:
 327                 icon = "network-transmit";
 328                 break;
 329         case 1:
 330                 icon = "network-receive";
 331                 break;
 332         default:
 333                 icon = "network-idle";
 334                 ani_counter = 0;
 335                 break;
 336         }
 337         gtk_status_icon_set_from_icon_name(status_icon, icon);
 338         return true;
 339 }
 340
 341 static gboolean
 342 animate_online(_unused gpointer data)
 343 {
 344         const char *icon;
 345
 346         if (ani_timer == 0)
 347                 return false;
 348
 349         if (ani_counter++ > 6) {
 350                 ani_timer = 0;
 351                 ani_counter = 0;
 352                 return false;
 353         }
 354
 355         if (ani_counter % 2 == 0)
 356                 icon = "network-idle";
 357         else
 358                 icon = "network-transmit-receive";
 359         gtk_status_icon_set_from_icon_name(status_icon, icon);
 360         return true;
 361 }
 362
 363 static void
 364 update_online(void)
 365 {
 366         bool ison, iscarrier;
 367         char *msg, *msgs, *tmp;
 368         const GSList *gl;
 369         const struct if_msg *ifm;
 370
 371         ison = iscarrier = false;
 372         msgs = NULL;
 373         for (gl = interfaces; gl; gl = gl->next) {
 374                 ifm = (const struct if_msg *)gl->data;
 375                 if (if_up(ifm))
 376                         ison = iscarrier = true;
 377                 if (!iscarrier && g_strcmp0(ifm->reason, "CARRIER") == 0)
 378                         iscarrier = true;
 379                 msg = print_if_msg(ifm);
 380                 if (msgs) {
 381                         tmp = g_strconcat(msgs, "\n", msg, NULL);
 382                         g_free(msgs);
 383                         g_free(msg);
 384                         msgs = tmp;
 385                 } else
 386                         msgs = msg;
 387         }
 388
 389         if (online != ison || carrier != iscarrier) {
 390                 online = ison;
 391                 if (ani_timer != 0) {
 392                         g_source_remove(ani_timer);
 393                         ani_timer = 0;
 394                         ani_counter = 0;
 395                 }
 396                 if (ison) {
 397                         animate_online(NULL);
 398                         ani_timer = g_timeout_add(300, animate_online, NULL);
 399                 } else if (iscarrier) {
 400                         animate_carrier(NULL);
 401                         ani_timer = g_timeout_add(500, animate_carrier, NULL);
 402                 } else {
 403                         gtk_status_icon_set_from_icon_name(status_icon,
 404                             "network-offline");
 405                 }
 406         }
 407         gtk_status_icon_set_tooltip(status_icon, msgs);
 408         g_free(msgs);
 409 }
 410
 411 void
 412 notify_close(void)
 413 {
 414         if (nn != NULL)
 415                 notify_notification_close(nn, NULL);
 416 }
 417
 418 static void
 419 notify_closed(void)
 420 {
 421         nn = NULL;
 422 }
 423
 424 static void
 425 notify(const char *title, const char *msg, const char *icon)
 426 {
 427         char **msgs, **m;
 428
 429         msgs = g_strsplit(msg, "\n", 0);
 430         for (m = msgs; *m; m++)
 431                 g_message("%s", *m);
 432         g_strfreev(msgs);
 433         if (nn != NULL)
 434                 notify_notification_close(nn, NULL);
 435         if (gtk_status_icon_get_visible(status_icon))
 436                 nn = notify_notification_new_with_status_icon(title,
 437                     msg, icon, status_icon);
 438         else
 439                 nn = notify_notification_new(title, msg, icon, NULL);
 440         notify_notification_set_timeout(nn, 5000);
 441         g_signal_connect(nn, "closed", G_CALLBACK(notify_closed), NULL);
 442         notify_notification_show(nn, NULL);
 443 }
 444
 445 static void
 446 dhcpcd_event(_unused DBusGProxy *proxy, GHashTable *config, _unused void *data)
 447 {
 448         struct if_msg *ifm, *ifp;
 449         bool rem;
 450         GSList *gl;
 451         char *msg, *title;
 452         const char *act, *net;
 453         const char *const *r;
 454         in_addr_t ipn;
 455
 456         ifm = make_if_msg(config);
 457         if (ifm == NULL)
 458                 return;
 459
 460         rem = ignore_if_msg(ifm);
 461         ifp = NULL;
 462         for (gl = interfaces; gl; gl = gl->next) {
 463                 ifp = (struct if_msg *)gl->data;
 464                 if (g_strcmp0(ifp->ifname, ifm->ifname) == 0) {
 465                         ifm->scan_results = ifp->scan_results;
 466                         ifp->scan_results = NULL;
 467                         free_if_msg(ifp);
 468                         if (rem)
 469                                 interfaces =
 470                                     g_slist_delete_link(interfaces, gl);
 471                         else
 472                                 gl->data = ifm;
 473                         break;
 474                 }
 475         }
 476         if (ifp == NULL && !rem)
 477                 interfaces = g_slist_prepend(interfaces, ifm);
 478         interfaces = g_slist_sort(interfaces, if_msg_comparer);
 479         update_online();
 480
 481         /* We should ignore renew and stop so we don't annoy the user */
 482         if (g_strcmp0(ifm->reason, "RENEW") == 0 ||
 483             g_strcmp0(ifm->reason, "STOP") == 0)
 484                 return;
 485
 486         msg = print_if_msg(ifm);
 487         title = NULL;
 488         if (if_up(ifm))
 489                 act = N_("Connected to ");
 490         else
 491                 act = NULL;
 492         for (r = down_reasons; *r; r++) {
 493                 if (g_strcmp0(*r, ifm->reason) == 0) {
 494                         act = N_("Disconnected from ");
 495                         break;
 496                 }
 497         }
 498         if (act && ifm->ip.s_addr) {
 499                 ipn = htonl(ifm->ip.s_addr);
 500                 if (IN_LINKLOCAL(ipn))
 501                         net = N_("private network");
 502                 else if (IN_PRIVATE(ipn))
 503                         net = N_("LAN");
 504                 else
 505                         net = N_("internet");
 506                 title = g_strconcat(act, net, NULL);
 507         }
 508
 509         if (title) {
 510                 notify(title, msg, GTK_STOCK_NETWORK);
 511                 g_free(title);
 512         } else
 513                 notify(N_("Interface event"), msg, GTK_STOCK_NETWORK);
 514         g_free(msg);
 515 }
 516
 517 static void
 518 foreach_make_ifm(_unused gpointer key, gpointer value, _unused gpointer data)
 519 {
 520         struct if_msg *ifm;
 521
 522         ifm = make_if_msg((GHashTable *)value);
 523         if (ignore_if_msg(ifm))
 524                 g_free(ifm);
 525         else if (ifm)
 526                 interfaces = g_slist_prepend(interfaces, ifm);
 527 }
 528
 529 static void
 530 dhcpcd_get_interfaces()
 531 {
 532         GHashTable *ifs;
 533         GError *error = NULL;
 534         GType otype;
 535         GSList *gl, *gsl;
 536         GPtrArray *array;
 537         struct if_msg *ifm;
 538
 539         otype = dbus_g_type_get_map("GHashTable", G_TYPE_STRING, G_TYPE_VALUE);
 540         otype = dbus_g_type_get_map("GHashTable", G_TYPE_STRING, otype);
 541         if (!dbus_g_proxy_call(dbus, "GetInterfaces", &error,
 542                 G_TYPE_INVALID,
 543                 otype, &ifs, G_TYPE_INVALID))
 544                 error_exit("GetInterfaces", error);
 545         g_hash_table_foreach(ifs, foreach_make_ifm, NULL);
 546         g_hash_table_unref(ifs);
 547
 548         /* Each interface config only remembers the last order when
 549          * that interface was configured, so get the real order now. */
 550         g_strfreev(interface_order);
 551         interface_order = NULL;
 552         if (!dbus_g_proxy_call(dbus, "ListInterfaces", &error,
 553                 G_TYPE_INVALID,
 554                 G_TYPE_STRV, &interface_order, G_TYPE_INVALID))
 555                 error_exit("ListInterfaces", error);
 556         interfaces = g_slist_sort(interfaces, if_msg_comparer);
 557
 558         otype = dbus_g_type_get_map("GHashTable", G_TYPE_STRING, G_TYPE_VALUE);
 559         otype = dbus_g_type_get_collection("GPtrArray", otype);
 560         for (gl = interfaces; gl; gl = gl->next) {
 561                 ifm = (struct if_msg *)gl->data;
 562                 if (!ifm->wireless)
 563                         continue;
 564                 if (!dbus_g_proxy_call(dbus, "ScanResults", &error,
 565                         G_TYPE_STRING, ifm->ifname, G_TYPE_INVALID,
 566                         otype, &array, G_TYPE_INVALID))
 567                 {
 568                         g_message("ScanResults: %s", error->message);
 569                         g_clear_error(&error);
 570                         continue;
 571                 }
 572                 for (gsl = ifm->scan_results; gsl; gsl = gsl->next)
 573                         g_free(gsl->data);
 574                 g_slist_free(ifm->scan_results);
 575                 ifm->scan_results = get_scan_results(ifm);
 576         }
 577
 578         update_online();
 579 }
 580
 581 static void
 582 check_status(const char *status)
 583 {
 584         static char *last = NULL;
 585         GSList *gl;
 586         char *version;
 587         const char *msg;
 588         bool refresh;
 589         GError *error = NULL;
 590
 591         g_message("Status changed to %s", status);
 592         if (g_strcmp0(status, "down") == 0) {
 593                 for (gl = interfaces; gl; gl = gl->next)
 594                         free_if_msg((struct if_msg *)gl->data);
 595                 g_slist_free(interfaces);
 596                 interfaces = NULL;
 597                 update_online();
 598                 msg = N_(last ?
 599                     "Connection to dhcpcd lost" : "dhcpcd not running");
 600                 gtk_status_icon_set_tooltip(status_icon, msg);
 601                 notify(_("No network"), msg, GTK_STOCK_NETWORK);
 602         }
 603
 604         refresh = false;
 605         if (last == NULL) {
 606                 if (g_strcmp0(status, "down") != 0)
 607                         refresh = true;
 608         } else {
 609                 if (g_strcmp0(status, last) == 0)
 610                         return;
 611                 if (g_strcmp0(last, "down") == 0)
 612                         refresh = true;
 613                 g_free(last);
 614         }
 615         last = g_strdup(status);
 616
 617         if (!refresh)
 618                 return;
 619         if (!dbus_g_proxy_call(dbus, "GetDhcpcdVersion", &error,
 620                 G_TYPE_INVALID,
 621                 G_TYPE_STRING, &version, G_TYPE_INVALID))
 622                 error_exit(_("GetDhcpcdVersion"), error);
 623         g_message(_("Connected to %s-%s"), "dhcpcd", version);
 624         g_free(version);
 625         dhcpcd_get_interfaces();
 626 }
 627
 628 static void
 629 dhcpcd_status(_unused DBusGProxy *proxy, const char *status,
 630     _unused void *data)
 631 {
 632         check_status(status);
 633 }
 634
 635 static void
 636 dhcpcd_scan_results(_unused DBusGProxy *proxy, const char *iface,
 637     _unused void *data)
 638 {
 639         struct if_msg *ifm;
 640         struct if_ap *ifa, *ifa2;
 641         GSList *gl, *aps, *l;
 642         char *txt, *ntxt;
 643
 644         ifm = find_if_msg(iface);
 645         if (ifm == NULL)
 646                 return;
 647         g_message(_("%s: Received scan results"), ifm->ifname);
 648         aps = get_scan_results(ifm);
 649         txt = NULL;
 650         for (gl = aps; gl; gl = gl->next) {
 651                 ifa = (struct if_ap *)gl->data;
 652                 for (l = ifm->scan_results; l; l = l->next) {
 653                         ifa2 = (struct if_ap *)l->data;
 654                         if (g_strcmp0(ifa->ssid, ifa2->ssid) == 0)
 655                                 break;
 656                 }
 657                 if (l == NULL) {
 658                         if (txt == NULL)
 659                                 txt = g_strdup(ifa->ssid);
 660                         else {
 661                                 ntxt = g_strconcat(txt, "\n", ifa->ssid, NULL);
 662                                 g_free(txt);
 663                                 txt = ntxt;
 664                         }
 665                 }
 666         }
 667         for (gl = ifm->scan_results; gl; gl = gl->next)
 668                 free_if_ap((struct if_ap *)gl->data);
 669         g_slist_free(ifm->scan_results);
 670         ifm->scan_results = aps;
 671         if (txt != NULL) {
 672                 notify(N_("Found new AP"), txt, GTK_STOCK_NETWORK);
 673                 g_free(txt);
 674         }
 675 }
 676
 677 int
 678 main(int argc, char *argv[])
 679 {
 680         DBusGConnection *bus;
 681         GError *error = NULL;
 682         char *version = NULL;
 683         GType otype;
 684         int tries = 5;
 685
 686         setlocale(LC_ALL, "");
 687         bindtextdomain(PACKAGE, NULL);
 688         bind_textdomain_codeset(PACKAGE, "UTF-8");
 689         textdomain(PACKAGE);
 690
 691         gtk_init(&argc, &argv);
 692         g_set_application_name("dhcpcd Monitor");
 693         status_icon = gtk_status_icon_new_from_icon_name("network-offline");
 694         if (status_icon == NULL)
 695                 status_icon =
 696                     gtk_status_icon_new_from_stock(GTK_STOCK_DISCONNECT);
 697         //network_offline = gtk_status_icon_get_pixbuf(status_icon);
 698
 699         gtk_status_icon_set_tooltip(status_icon,
 700             _("Connecting to dhcpcd ..."));
 701         gtk_status_icon_set_visible(status_icon, true);
 702
 703         notify_init(PACKAGE);
 704
 705         g_message(_("Connecting to dbus ..."));
 706         bus = dbus_g_bus_get(DBUS_BUS_SYSTEM, &error);
 707         if (bus == NULL || error != NULL)
 708                 error_exit(_("Could not connect to system bus"), error);
 709         dbus = dbus_g_proxy_new_for_name(bus,
 710             DHCPCD_SERVICE,
 711             DHCPCD_PATH,
 712             DHCPCD_SERVICE);
 713
 714         g_message(_("Connecting to dhcpcd-dbus ..."));
 715         while (--tries > 0) {
 716                 g_clear_error(&error);
 717                 if (dbus_g_proxy_call_with_timeout(dbus, "GetVersion", 500,
 718                         &error, G_TYPE_INVALID,
 719                         G_TYPE_STRING, &version, G_TYPE_INVALID))
 720                         break;
 721         }
 722         if (tries == 0)
 723                 error_exit(_("GetVersion"), error);
 724         g_message(_("Connected to %s-%s"), "dhcpcd-dbus", version);
 725         g_free(version);
 726
 727         gtk_status_icon_set_tooltip(status_icon, _("Triggering dhcpcd ..."));
 728         online = false;
 729         menu_init(status_icon);
 730
 731         if (!dbus_g_proxy_call(dbus, "GetStatus", &error,
 732                 G_TYPE_INVALID,
 733                 G_TYPE_STRING, &version, G_TYPE_INVALID))
 734                 error_exit(_("GetStatus"), error);
 735         check_status(version);
 736         g_free(version);
 737
 738         otype = dbus_g_type_get_map("GHashTable", G_TYPE_STRING, G_TYPE_VALUE);
 739         dbus_g_proxy_add_signal(dbus, "Event",
 740             otype, G_TYPE_INVALID);
 741         dbus_g_proxy_connect_signal(dbus, "Event",
 742             G_CALLBACK(dhcpcd_event), bus, NULL);
 743         dbus_g_proxy_add_signal(dbus, "StatusChanged",
 744             G_TYPE_STRING, G_TYPE_INVALID);
 745         dbus_g_proxy_connect_signal(dbus, "StatusChanged",
 746             G_CALLBACK(dhcpcd_status), bus, NULL);
 747         dbus_g_proxy_add_signal(dbus, "ScanResults",
 748             G_TYPE_STRING, G_TYPE_INVALID);
 749         dbus_g_proxy_connect_signal(dbus, "ScanResults",
 750             G_CALLBACK(dhcpcd_scan_results), bus, NULL);
 751
 752         gtk_main();
 753         return 0;
 754 }