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 GList *interfaces = NULL;
  42
  43 static GtkStatusIcon *status_icon;
  44 static gint ani_timer;
  45 static int ani_counter;
  46 static gboolean online;
  47 static gboolean 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         "TIMEOUT",
  59         NULL
  60 };
  61
  62 const char *const down_reasons[] = {
  63         "EXPIRE",
  64         "FAIL",
  65         "NAK",
  66         "NOCARRIER",
  67         "STOP",
  68         NULL
  69 };
  70
  71 static gboolean
  72 ignore_if_msg(const struct if_msg *ifm)
  73 {
  74         if (g_strcmp0(ifm->reason, "STOP") == 0 ||
  75             g_strcmp0(ifm->reason, "RELEASE") == 0)
  76                 return TRUE;
  77         return FALSE;
  78 }
  79
  80 static struct if_msg *
  81 find_if_msg(const char *iface)
  82 {
  83         GList *gl;
  84         struct if_msg *ifm;
  85
  86         for (gl = interfaces; gl; gl = gl->next) {
  87                 ifm = (struct if_msg *)gl->data;
  88                 if (g_strcmp0(ifm->name, iface) == 0)
  89                         return ifm;
  90         }
  91         return NULL;
  92 }
  93
  94 static void
  95 free_if_ap(struct if_ap *ifa)
  96 {
  97         g_free(ifa->bssid);
  98         g_free(ifa->flags);
  99         g_free(ifa->ssid);
 100         g_free(ifa);
 101 }
 102
 103 static void
 104 free_if_msg(struct if_msg *ifm)
 105 {
 106         GSList *gl;
 107
 108         g_free(ifm->name);
 109         g_free(ifm->reason);
 110         g_free(ifm->ssid);
 111         for (gl = ifm->scan_results; gl; gl = gl->next)
 112                 free_if_ap((struct if_ap *)gl->data);
 113         g_slist_free(ifm->scan_results);
 114         g_free(ifm);
 115 }
 116
 117 static void
 118 error_exit(const char *msg, GError *error)
 119 {
 120         GtkWidget *dialog;
 121
 122         if (error) {
 123                 g_critical("%s: %s", msg, error->message);
 124                 dialog = gtk_message_dialog_new(NULL,
 125                                                 0,
 126                                                 GTK_MESSAGE_ERROR,
 127                                                 GTK_BUTTONS_CLOSE,
 128                                                 "%s: %s",
 129                                                 msg,
 130                                                 error->message);
 131         } else {
 132                 g_critical("%s", msg);
 133                 dialog = gtk_message_dialog_new(NULL,
 134                                                 0,
 135                                                 GTK_MESSAGE_ERROR,
 136                                                 GTK_BUTTONS_CLOSE,
 137                                                 "%s",
 138                                                 msg);
 139         }
 140         gtk_dialog_run(GTK_DIALOG(dialog));
 141         gtk_widget_destroy(dialog);
 142         if (gtk_main_level())
 143                 gtk_main_quit();
 144         else
 145                 exit(EXIT_FAILURE);
 146 }
 147
 148 static GSList *
 149 get_scan_results(struct if_msg *ifm)
 150 {
 151         GType otype;
 152         GError *error;
 153         GPtrArray *array;
 154         GHashTable *config;
 155         GSList *list = NULL;
 156         struct if_ap *ifa;
 157         guint i;
 158         GValue *val;
 159
 160         otype = dbus_g_type_get_map("GHashTable", G_TYPE_STRING, G_TYPE_VALUE);
 161         otype = dbus_g_type_get_collection("GPtrArray", otype);
 162
 163         if (!dbus_g_proxy_call(dbus, "GetScanResults", &error,
 164                                G_TYPE_STRING, ifm->name, G_TYPE_INVALID,
 165                                otype, &array, G_TYPE_INVALID))
 166                 error_exit(_("GetScanResults"), error);
 167
 168         for (i = 0; i < array->len; i++) {
 169                 config = g_ptr_array_index(array, i);
 170                 val = g_hash_table_lookup(config, "BSSID");
 171                 if (val == NULL)
 172                         continue;
 173                 ifa = g_malloc0(sizeof(*ifa));
 174                 ifa->bssid = g_strdup(g_value_get_string(val));
 175                 val = g_hash_table_lookup(config, "Frequency");
 176                 if (val)
 177                         ifa->frequency = g_value_get_int(val);
 178                 val = g_hash_table_lookup(config, "Quality");
 179                 if (val)
 180                         ifa->quality = g_value_get_int(val);
 181                 val = g_hash_table_lookup(config, "Noise");
 182                 if (val)
 183                         ifa->noise = g_value_get_int(val);
 184                 val = g_hash_table_lookup(config, "Level");
 185                 if (val)
 186                         ifa->level = g_value_get_int(val);
 187                 val = g_hash_table_lookup(config, "Flags");
 188                 if (val)
 189                         ifa->flags = g_strdup(g_value_get_string(val));
 190                 val = g_hash_table_lookup(config, "SSID");
 191                 if (val)
 192                         ifa->ssid = g_strdup(g_value_get_string(val));
 193                 list = g_slist_append(list, ifa);
 194         }
 195         return list;
 196 }
 197
 198 static struct if_msg *
 199 make_if_msg(GHashTable *config)
 200 {
 201         GValue *val;
 202         struct if_msg *ifm;
 203
 204         val = g_hash_table_lookup(config, "Interface");
 205         if (val == NULL)
 206                 return NULL;
 207         ifm = g_malloc0(sizeof(*ifm));
 208         ifm->name = g_strdup(g_value_get_string(val));
 209         val = g_hash_table_lookup(config, "Reason");
 210         if (val)
 211                 ifm->reason = g_strdup(g_value_get_string(val));
 212         val = g_hash_table_lookup(config, "Wireless");
 213         if (val)
 214                 ifm->wireless = g_value_get_boolean(val);
 215         if (ifm->wireless) {
 216                 val = g_hash_table_lookup(config, "SSID");
 217                 if (val)
 218                         ifm->ssid = g_strdup(g_value_get_string(val));
 219         }
 220         val = g_hash_table_lookup(config, "IPAddress");
 221         if (val)
 222                 ifm->ip.s_addr = g_value_get_uint(val);
 223         val = g_hash_table_lookup(config, "SubnetCIDR");
 224         if (val)
 225                 ifm->cidr = g_value_get_uchar(val);
 226         val = g_hash_table_lookup(config, "InterfaceOrder");
 227         if (val) {
 228                 g_strfreev(interface_order);
 229                 interface_order = g_strsplit(g_value_get_string(val), " ", 0);
 230         }
 231         return ifm;
 232 }
 233
 234 static gboolean
 235 if_up(const struct if_msg *ifm)
 236 {
 237         const char *const *r;
 238
 239         for (r = up_reasons; *r; r++)
 240                 if (g_strcmp0(*r, ifm->reason) == 0)
 241                         return TRUE;
 242         return FALSE;
 243 }
 244
 245 static char *
 246 print_if_msg(const struct if_msg *ifm)
 247 {
 248         char *msg, *p;
 249         const char *reason = NULL;
 250         size_t len;
 251         gboolean showip, showssid;
 252
 253         showip = TRUE;
 254         showssid = FALSE;
 255         if (if_up(ifm))
 256                 reason = N_("Acquired address");
 257         else {
 258                 if (g_strcmp0(ifm->reason, "EXPIRE") == 0)
 259                         reason = N_("Failed to renew");
 260                 else if (g_strcmp0(ifm->reason, "CARRIER") == 0) {
 261                         if (ifm->wireless) {
 262                                 reason = N_("Asssociated with");
 263                                 if (ifm->ssid != NULL)
 264                                         showssid = TRUE;
 265                         } else
 266                                 reason = N_("Cable plugged in");
 267                         showip = FALSE;
 268                 } else if (g_strcmp0(ifm->reason, "NOCARRIER") == 0) {
 269                         if (ifm->wireless) {
 270                                 if (ifm->ssid != NULL || ifm->ip.s_addr != 0) {
 271                                         reason = N_("Disassociated from");
 272                                         showssid = TRUE;
 273                                 } else
 274                                     reason = N_("Not associated");
 275                         } else
 276                                 reason = N_("Cable unplugged");
 277                         showip = FALSE;
 278                 }
 279         }
 280         if (reason == NULL)
 281                 reason = ifm->reason;
 282
 283         len = strlen(ifm->name) + 3;
 284         len += strlen(reason) + 1;
 285         if (ifm->ip.s_addr != 0) {
 286                 len += 16; /* 000. * 4 */
 287                 if (ifm->cidr != 0)
 288                         len += 3; /* /32 */
 289         }
 290         if (showssid)
 291                 len += strlen(ifm->ssid) + 1;
 292         msg = p = g_malloc(len);
 293         p += g_snprintf(msg, len, "%s: %s", ifm->name, reason);
 294         if (showssid)
 295                 p += g_snprintf(p, len - (p - msg), " %s", ifm->ssid);
 296         if (ifm->ip.s_addr != 0 && showip) {
 297                 p += g_snprintf(p, len - (p - msg), " %s", inet_ntoa(ifm->ip));
 298                 if (ifm->cidr != 0)
 299                         g_snprintf(p, len - (p - msg), "/%d", ifm->cidr);
 300         }
 301         return msg;
 302 }
 303
 304 static gint
 305 if_msg_comparer(gconstpointer a, gconstpointer b)
 306 {
 307         const struct if_msg *ifa, *ifb;
 308         const char *const *order;
 309
 310         ifa = (const struct if_msg *)a;
 311         ifb = (const struct if_msg *)b;
 312         for (order = (const char *const *)interface_order; *order; order++) {
 313                 if (g_strcmp0(*order, ifa->name) == 0)
 314                         return -1;
 315                 if (g_strcmp0(*order, ifb->name) == 0)
 316                         return 1;
 317         }
 318         return 0;
 319 }
 320
 321 static gboolean
 322 animate_carrier(_unused gpointer data)
 323 {
 324         if (ani_timer == 0)
 325                 return FALSE;
 326
 327         switch(ani_counter++) {
 328         case 0:
 329                 gtk_status_icon_set_from_icon_name(status_icon, "network-transmit");
 330                 break;
 331         case 1:
 332                 gtk_status_icon_set_from_icon_name(status_icon, "network-receive");
 333                 break;
 334         default:
 335                 gtk_status_icon_set_from_icon_name(status_icon, "network-idle");
 336                 ani_counter = 0;
 337                 break;
 338         }
 339         return TRUE;
 340 }
 341
 342 static gboolean
 343 animate_online(_unused gpointer data)
 344 {
 345         if (ani_timer == 0)
 346                 return FALSE;
 347
 348         if (ani_counter++ > 6) {
 349                 ani_timer = 0;
 350                 ani_counter = 0;
 351                 return FALSE;
 352         }
 353
 354         if (ani_counter % 2 == 0)
 355                 gtk_status_icon_set_from_icon_name(status_icon, "network-idle");
 356         else
 357                 gtk_status_icon_set_from_icon_name(status_icon, "network-transmit-receive");
 358         return TRUE;
 359 }
 360
 361 static void
 362 update_online(char **buffer)
 363 {
 364         gboolean ison, iscarrier;
 365         char *msg, *msgs, *tmp;
 366         const GList *gl;
 367         const struct if_msg *ifm;
 368
 369         ison = iscarrier = FALSE;
 370         msgs = NULL;
 371         for (gl = interfaces; gl; gl = gl->next) {
 372                 ifm = (const struct if_msg *)gl->data;
 373                 if (if_up(ifm))
 374                         ison = iscarrier = TRUE;
 375                 if (!iscarrier && g_strcmp0(ifm->reason, "CARRIER") == 0)
 376                         iscarrier = TRUE;
 377                 msg = print_if_msg(ifm);
 378                 if (msgs) {
 379                         tmp = g_strconcat(msgs, "\n", msg, NULL);
 380                         g_free(msgs);
 381                         g_free(msg);
 382                         msgs = tmp;
 383                 } else
 384                         msgs = msg;
 385         }
 386
 387         if (online != ison || carrier != iscarrier) {
 388                 online = ison;
 389                 if (ani_timer != 0) {
 390                         g_source_remove(ani_timer);
 391                         ani_timer = 0;
 392                         ani_counter = 0;
 393                 }
 394                 if (ison) {
 395                         animate_online(NULL);
 396                         ani_timer = g_timeout_add(300, animate_online, NULL);
 397                 } else if (iscarrier) {
 398                         animate_carrier(NULL);
 399                         ani_timer = g_timeout_add(500, animate_carrier, NULL);
 400                 } else {
 401                         gtk_status_icon_set_from_icon_name(status_icon,
 402                                                            "network-offline");
 403                 }
 404         }
 405         gtk_status_icon_set_tooltip(status_icon, msgs);
 406         if (buffer)
 407                 *buffer = msgs;
 408         else
 409                 g_free(msgs);
 410 }
 411
 412 void
 413 notify_close(void)
 414 {
 415         if (nn != NULL)
 416                 notify_notification_close(nn, NULL);
 417 }
 418
 419 static void
 420 notify_closed(void)
 421 {
 422         nn = NULL;
 423 }
 424
 425 static void
 426 notify(const char *title, const char *msg, const char *icon)
 427 {
 428         char **msgs, **m;
 429
 430         msgs = g_strsplit(msg, "\n", 0);
 431         for (m = msgs; *m; m++)
 432                 g_message("%s", *m);
 433         g_strfreev(msgs);
 434         if (nn != NULL)
 435                 notify_notification_close(nn, NULL);
 436         if (gtk_status_icon_get_visible(status_icon))
 437                 nn = notify_notification_new_with_status_icon(title,
 438                                                               msg,
 439                                                               icon,
 440                                                               status_icon);
 441         else
 442                 nn = notify_notification_new(title, msg, icon, NULL);
 443         notify_notification_set_timeout(nn, 5000);
 444         g_signal_connect(nn, "closed", G_CALLBACK(notify_closed), NULL);
 445         notify_notification_show(nn, NULL);
 446 }
 447
 448 static void
 449 dhcpcd_event(_unused DBusGProxy *proxy, GHashTable *config, _unused void *data)
 450 {
 451         struct if_msg *ifm, *ifp;
 452         gboolean rem;
 453         GList *gl;
 454         char *msg, *title;
 455         const char *act, *net;
 456         const char *const *r;
 457         in_addr_t ipn;
 458
 459         ifm = make_if_msg(config);
 460         if (ifm == NULL)
 461                 return;
 462
 463         rem = ignore_if_msg(ifm);
 464         ifp = NULL;
 465         for (gl = interfaces; gl; gl = gl->next) {
 466                 ifp = (struct if_msg *)gl->data;
 467                 if (g_strcmp0(ifp->name, ifm->name) == 0) {
 468                         ifm->scan_results = ifp->scan_results;
 469                         ifp->scan_results = NULL;
 470                         free_if_msg(ifp);
 471                         if (rem)
 472                                 interfaces = g_list_delete_link(interfaces, gl);
 473                         else
 474                                 gl->data = ifm;
 475                         break;
 476                 }
 477         }
 478         if (ifp == NULL && !rem)
 479                 interfaces = g_list_prepend(interfaces, ifm);
 480         interfaces = g_list_sort(interfaces, if_msg_comparer);
 481         update_online(NULL);
 482
 483         /* We should ignore renew and stop so we don't annoy the user */
 484         if (g_strcmp0(ifm->reason, "RENEW") == 0 ||
 485             g_strcmp0(ifm->reason, "STOP") == 0)
 486                 return;
 487
 488         msg = print_if_msg(ifm);
 489         title = NULL;
 490         if (if_up(ifm))
 491                 act = N_("Connected to ");
 492         else
 493                 act = NULL;
 494         for (r = down_reasons; *r; r++) {
 495                 if (g_strcmp0(*r, ifm->reason) == 0) {
 496                         act = N_("Disconnected from ");
 497                         break;
 498                 }
 499         }
 500         if (act && ifm->ip.s_addr) {
 501                 ipn = htonl(ifm->ip.s_addr);
 502                 if (IN_LINKLOCAL(ipn))
 503                         net = N_("private network");
 504                 else if (IN_PRIVATE(ipn))
 505                         net = N_("LAN");
 506                 else
 507                         net = N_("internet");
 508                 title = g_strconcat(act, net, NULL);
 509         }
 510
 511         if (title) {
 512                 notify(title, msg, GTK_STOCK_NETWORK);
 513                 g_free(title);
 514         } else
 515                 notify(N_("Interface event"), msg, GTK_STOCK_NETWORK);
 516         g_free(msg);
 517 }
 518
 519 static void
 520 foreach_make_ifm(_unused gpointer key, gpointer value, _unused gpointer data)
 521 {
 522         struct if_msg *ifm;
 523
 524         ifm = make_if_msg((GHashTable *)value);
 525         if (ignore_if_msg(ifm))
 526                 g_free(ifm);
 527         else if (ifm)
 528                 interfaces = g_list_prepend(interfaces, ifm);
 529 }
 530
 531 static void
 532 dhcpcd_get_interfaces()
 533 {
 534         GHashTable *ifs;
 535         GError *error = NULL;
 536         GType otype;
 537         char *msg;
 538         GList *gl;
 539         GSList *gsl;
 540         GPtrArray *array;
 541         struct if_msg *ifm;
 542
 543         otype = dbus_g_type_get_map("GHashTable", G_TYPE_STRING, G_TYPE_VALUE);
 544         otype = dbus_g_type_get_map("GHashTable", G_TYPE_STRING, otype);
 545         if (!dbus_g_proxy_call(dbus, "GetInterfaces", &error,
 546                                G_TYPE_INVALID,
 547                                otype, &ifs, G_TYPE_INVALID))
 548                 error_exit("GetInterfaces", error);
 549         g_hash_table_foreach(ifs, foreach_make_ifm, NULL);
 550         g_hash_table_unref(ifs);
 551
 552         /* Each interface config only remembers the last order when
 553          * that interface was configured, so get the real order now. */
 554         g_strfreev(interface_order);
 555         interface_order = NULL;
 556         if (!dbus_g_proxy_call(dbus, "ListInterfaces", &error,
 557                                G_TYPE_INVALID,
 558                                G_TYPE_STRV, &interface_order, G_TYPE_INVALID))
 559                 error_exit("ListInterfaces", error);
 560         interfaces = g_list_sort(interfaces, if_msg_comparer);
 561
 562         otype = dbus_g_type_get_map("GHashTable", G_TYPE_STRING, G_TYPE_VALUE);
 563         otype = dbus_g_type_get_collection("GPtrArray", otype);
 564         for (gl = interfaces; gl; gl = gl->next) {
 565                 ifm = (struct if_msg *)gl->data;
 566                 if (!ifm->wireless)
 567                         continue;
 568                 if (!dbus_g_proxy_call(dbus, "GetScanResults", &error,
 569                                        G_TYPE_STRING, ifm->name, G_TYPE_INVALID,
 570                                        otype, &array, G_TYPE_INVALID))
 571                 {
 572                         g_message("GetScanResults: %s", error->message);
 573                         g_clear_error(&error);
 574                         continue;
 575                 }
 576                 for (gsl = ifm->scan_results; gsl; gsl = gsl->next)
 577                         g_free(gsl->data);
 578                 g_slist_free(ifm->scan_results);
 579                 ifm->scan_results = get_scan_results(ifm);
 580         }
 581
 582         msg = NULL;
 583         update_online(&msg);
 584         // GTK+ 2.16 msg = gtk_status_icon_get_tooltip_text(status_icon);
 585         if (msg != NULL) {
 586                 notify(N_("Interface status"), msg, GTK_STOCK_NETWORK);
 587                 g_free(msg);
 588         }
 589 }
 590
 591 static void
 592 check_status(const char *status)
 593 {
 594         static char *last = NULL;
 595         GList *gl;
 596         char *version;
 597         const char *msg;
 598         gboolean refresh;
 599         GError *error = NULL;
 600
 601         g_message("Status changed to %s", status);
 602         if (g_strcmp0(status, "down") == 0) {
 603                 for (gl = interfaces; gl; gl = gl->next)
 604                         free_if_msg((struct if_msg *)gl->data);
 605                 g_list_free(interfaces);
 606                 interfaces = NULL;
 607                 update_online(NULL);
 608                 msg = N_(last? "Connection to dhcpcd lost" : "dhcpcd not running");
 609                 gtk_status_icon_set_tooltip(status_icon, msg);
 610                 notify(_("No network"), msg, GTK_STOCK_NETWORK);
 611         }
 612
 613         refresh = FALSE;
 614         if (last == NULL) {
 615                 if (g_strcmp0(status, "down") != 0)
 616                         refresh = TRUE;
 617         } else {
 618                 if (g_strcmp0(status, last) == 0)
 619                         return;
 620                 if (g_strcmp0(last, "down") == 0)
 621                         refresh = TRUE;
 622                 g_free(last);
 623         }
 624         last = g_strdup(status);
 625
 626         if (!refresh)
 627                 return;
 628         if (!dbus_g_proxy_call(dbus, "GetDhcpcdVersion", &error,
 629                                G_TYPE_INVALID,
 630                                G_TYPE_STRING, &version, G_TYPE_INVALID))
 631                 error_exit(_("GetDhcpcdVersion"), error);
 632         g_message(_("Connected to %s-%s"), "dhcpcd", version);
 633         g_free(version);
 634         dhcpcd_get_interfaces();
 635 }
 636
 637 static void
 638 dhcpcd_status(_unused DBusGProxy *proxy, const char *status, _unused void *data)
 639 {
 640         check_status(status);
 641 }
 642
 643 static void
 644 dhcpcd_scan_results(_unused DBusGProxy *proxy, const char *iface, _unused void *data)
 645 {
 646         struct if_msg *ifm;
 647         struct if_ap *ifa, *ifa2;
 648         GSList *gl, *aps, *l;
 649         char *txt, *ntxt;
 650
 651         ifm = find_if_msg(iface);
 652         if (ifm == NULL)
 653                 return;
 654         g_message(_("%s: Received scan results"), ifm->name);
 655         aps = get_scan_results(ifm);
 656         txt = NULL;
 657         for (gl = aps; gl; gl = gl->next) {
 658                 ifa = (struct if_ap *)gl->data;
 659                 for (l = ifm->scan_results; l; l = l->next) {
 660                         ifa2 = (struct if_ap *)l->data;
 661                         if (g_strcmp0(ifa->ssid, ifa2->ssid) == 0)
 662                                 break;
 663                 }
 664                 if (l == NULL) {
 665                         if (txt == NULL)
 666                                 txt = g_strdup(ifa->ssid);
 667                         else {
 668                                 ntxt =  g_strconcat(txt, "\n", ifa->ssid, NULL);
 669                                 g_free(txt);
 670                                 txt = ntxt;
 671                         }
 672                 }
 673         }
 674         for (gl = ifm->scan_results; gl; gl = gl->next)
 675                 free_if_ap((struct if_ap *)gl->data);
 676         g_slist_free(ifm->scan_results);
 677         ifm->scan_results = aps;
 678         if (txt != NULL) {
 679                 notify(N_("Found new AP"), txt, GTK_STOCK_NETWORK);
 680                 g_free(txt);
 681         }
 682 }
 683
 684 int
 685 main(int argc, char *argv[])
 686 {
 687         DBusGConnection *bus;
 688         GError *error = NULL;
 689         char *version = NULL;
 690         GType otype;
 691         int tries = 5;
 692
 693
 694         setlocale(LC_ALL, "");
 695         bindtextdomain(PACKAGE, NULL);
 696         bind_textdomain_codeset(PACKAGE, "UTF-8");
 697         textdomain(PACKAGE);
 698
 699         gtk_init(&argc, &argv);
 700         g_set_application_name("dhcpcd Monitor");
 701         status_icon = gtk_status_icon_new_from_icon_name("network-offline");
 702         if (status_icon == NULL)
 703                 status_icon = gtk_status_icon_new_from_stock(GTK_STOCK_DISCONNECT);
 704         //network_offline = gtk_status_icon_get_pixbuf(status_icon);
 705
 706         gtk_status_icon_set_tooltip(status_icon, _("Connecting to dhcpcd ..."));
 707         gtk_status_icon_set_visible(status_icon, TRUE);
 708
 709         notify_init(PACKAGE);
 710
 711         g_message(_("Connecting to dbus ..."));
 712         bus = dbus_g_bus_get(DBUS_BUS_SYSTEM, &error);
 713         if (bus == NULL || error != NULL)
 714                 error_exit(_("Could not connect to system bus"), error);
 715         dbus = dbus_g_proxy_new_for_name(bus,
 716                                               DHCPCD_SERVICE,
 717                                               DHCPCD_PATH,
 718                                               DHCPCD_SERVICE);
 719
 720         g_message(_("Connecting to dhcpcd-dbus ..."));
 721         while (--tries > 0) {
 722                 g_clear_error(&error);
 723                 if (dbus_g_proxy_call_with_timeout(dbus,
 724                                                    "GetVersion",
 725                                                    500,
 726                                                    &error,
 727                                                    G_TYPE_INVALID,
 728                                                    G_TYPE_STRING,
 729                                                    &version,
 730                                                    G_TYPE_INVALID))
 731                         break;
 732         }
 733         if (tries == 0)
 734                 error_exit(_("GetVersion"), error);
 735         g_message(_("Connected to %s-%s"), "dhcpcd-dbus", version);
 736         g_free(version);
 737
 738         gtk_status_icon_set_tooltip(status_icon, _("Triggering dhcpcd ..."));
 739         online = FALSE;
 740         menu_init(status_icon);
 741
 742         if (!dbus_g_proxy_call(dbus, "GetStatus", &error,
 743                                G_TYPE_INVALID,
 744                                G_TYPE_STRING, &version, G_TYPE_INVALID))
 745                 error_exit(_("GetStatus"), error);
 746         check_status(version);
 747         g_free(version);
 748
 749         otype = dbus_g_type_get_map("GHashTable", G_TYPE_STRING, G_TYPE_VALUE);
 750         dbus_g_proxy_add_signal(dbus, "Event",
 751                                 otype, G_TYPE_INVALID);
 752         dbus_g_proxy_connect_signal(dbus, "Event",
 753                                     G_CALLBACK(dhcpcd_event),
 754                                     bus, NULL);
 755         dbus_g_proxy_add_signal(dbus, "StatusChanged",
 756                                 G_TYPE_STRING, G_TYPE_INVALID);
 757         dbus_g_proxy_connect_signal(dbus, "StatusChanged",
 758                                     G_CALLBACK(dhcpcd_status),
 759                                     bus, NULL);
 760         dbus_g_proxy_add_signal(dbus, "ScanResults",
 761                                 G_TYPE_STRING, G_TYPE_INVALID);
 762         dbus_g_proxy_connect_signal(dbus, "ScanResults",
 763                                     G_CALLBACK(dhcpcd_scan_results),
 764                                     bus, NULL);
 765
 766         gtk_main();
 767         return 0;
 768 }