git.maemo.org Git - connman/blob - src/iface.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007  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 <unistd.h>
  29 #include <stdlib.h>
  30 #include <string.h>
  31 #include <sys/ioctl.h>
  32 #include <sys/socket.h>
  33 #include <netinet/in.h>
  34 #include <arpa/inet.h>
  35 #include <net/if.h>
  36 #include <net/route.h>
  37
  38 #include <linux/netlink.h>
  39 #include <linux/rtnetlink.h>
  40
  41 #include <glib.h>
  42 #include <gdbus.h>
  43
  44 #include <hal/libhal.h>
  45
  46 #include "connman.h"
  47
  48 static DBusConnection *connection = NULL;
  49
  50 static GSList *drivers = NULL;
  51
  52 int connman_iface_register(struct connman_iface_driver *driver)
  53 {
  54         DBG("driver %p", driver);
  55
  56         drivers = g_slist_append(drivers, driver);
  57
  58         return 0;
  59 }
  60
  61 void connman_iface_unregister(struct connman_iface_driver *driver)
  62 {
  63         DBG("driver %p", driver);
  64
  65         drivers = g_slist_remove(drivers, driver);
  66 }
  67
  68 static GSList *interfaces = NULL;
  69
  70 struct connman_iface *__connman_iface_find(int index)
  71 {
  72         GSList *list;
  73
  74         for (list = interfaces; list; list = list->next) {
  75                 struct connman_iface *iface = list->data;
  76
  77                 if (iface->index == index)
  78                         return iface;
  79         }
  80
  81         return NULL;
  82 }
  83
  84 void __connman_iface_list(DBusMessageIter *iter)
  85 {
  86         GSList *list;
  87
  88         DBG("");
  89
  90         for (list = interfaces; list; list = list->next) {
  91                 struct connman_iface *iface = list->data;
  92
  93                 dbus_message_iter_append_basic(iter,
  94                                 DBUS_TYPE_OBJECT_PATH, &iface->path);
  95         }
  96 }
  97
  98 static void append_entry(DBusMessageIter *dict,
  99                                 const char *key, int type, void *val)
 100 {
 101         DBusMessageIter entry, value;
 102         const char *signature;
 103
 104         dbus_message_iter_open_container(dict, DBUS_TYPE_DICT_ENTRY,
 105                                                                 NULL, &entry);
 106
 107         dbus_message_iter_append_basic(&entry, DBUS_TYPE_STRING, &key);
 108
 109         switch (type) {
 110         case DBUS_TYPE_STRING:
 111                 signature = DBUS_TYPE_STRING_AS_STRING;
 112                 break;
 113         case DBUS_TYPE_UINT16:
 114                 signature = DBUS_TYPE_UINT16_AS_STRING;
 115                 break;
 116         default:
 117                 signature = DBUS_TYPE_VARIANT_AS_STRING;
 118                 break;
 119         }
 120
 121         dbus_message_iter_open_container(&entry, DBUS_TYPE_VARIANT,
 122                                                         signature, &value);
 123         dbus_message_iter_append_basic(&value, type, val);
 124         dbus_message_iter_close_container(&entry, &value);
 125
 126         dbus_message_iter_close_container(dict, &entry);
 127 }
 128
 129 static gboolean scan_timeout(gpointer user_data)
 130 {
 131         struct connman_iface *iface = user_data;
 132
 133         switch (iface->state) {
 134         case CONNMAN_IFACE_STATE_SCANNING:
 135         case CONNMAN_IFACE_STATE_READY:
 136                 if (iface->driver->scan)
 137                         iface->driver->scan(iface);
 138                 return TRUE;
 139         default:
 140                 break;
 141         }
 142
 143         return FALSE;
 144 }
 145
 146 static void state_changed(struct connman_iface *iface)
 147 {
 148         const char *str = __connman_iface_state2string(iface->state);
 149         enum connman_iface_state state = iface->state;
 150
 151         DBG("iface %p state %s", iface, str);
 152
 153         g_dbus_emit_signal(connection, iface->path,
 154                                 CONNMAN_IFACE_INTERFACE, "StateChanged",
 155                                 DBUS_TYPE_STRING, &str, DBUS_TYPE_INVALID);
 156
 157         switch (iface->state) {
 158         case CONNMAN_IFACE_STATE_OFF:
 159                 __connman_dhcp_release(iface);
 160                 break;
 161
 162         case CONNMAN_IFACE_STATE_ENABLED:
 163                 __connman_dhcp_release(iface);
 164                 connman_iface_clear_ipv4(iface);
 165                 if (iface->driver->disconnect)
 166                         iface->driver->disconnect(iface);
 167                 if (iface->flags & CONNMAN_IFACE_FLAG_SCANNING)
 168                         state = CONNMAN_IFACE_STATE_SCANNING;
 169                 break;
 170
 171         case CONNMAN_IFACE_STATE_SCANNING:
 172                 if (iface->driver->scan)
 173                         iface->driver->scan(iface);
 174                 g_timeout_add(8000, scan_timeout, iface);
 175                 break;
 176
 177         case CONNMAN_IFACE_STATE_CARRIER:
 178                 if (iface->policy == CONNMAN_IFACE_POLICY_AUTO)
 179                         state = CONNMAN_IFACE_STATE_CONFIGURE;
 180                 break;
 181
 182         case CONNMAN_IFACE_STATE_CONFIGURE:
 183                 __connman_dhcp_request(iface);
 184                 break;
 185
 186         case CONNMAN_IFACE_STATE_SHUTDOWN:
 187                 __connman_dhcp_release(iface);
 188                 if (iface->driver->disconnect)
 189                         iface->driver->disconnect(iface);
 190                 if (iface->policy != CONNMAN_IFACE_POLICY_AUTO)
 191                         state = CONNMAN_IFACE_STATE_OFF;
 192                 break;
 193
 194         case CONNMAN_IFACE_STATE_READY:
 195                 if (iface->flags & CONNMAN_IFACE_FLAG_SCANNING)
 196                         g_timeout_add(20000, scan_timeout, iface);
 197                 break;
 198
 199         default:
 200                 break;
 201         }
 202
 203         if (iface->state != state) {
 204                 iface->state = state;
 205                 state_changed(iface);
 206         }
 207 }
 208
 209 static void switch_policy(struct connman_iface *iface)
 210 {
 211         DBG("iface %p", iface);
 212
 213         switch (iface->policy) {
 214         case CONNMAN_IFACE_POLICY_OFF:
 215                 iface->state = CONNMAN_IFACE_STATE_SHUTDOWN;
 216                 state_changed(iface);
 217                 connman_iface_clear_ipv4(iface);
 218                 __connman_iface_down(iface);
 219                 break;
 220
 221         case CONNMAN_IFACE_POLICY_IGNORE:
 222                 break;
 223
 224         case CONNMAN_IFACE_POLICY_AUTO:
 225                 __connman_iface_up(iface);
 226                 state_changed(iface);
 227                 break;
 228
 229         default:
 230                 break;
 231         }
 232 }
 233
 234 void connman_iface_indicate_enabled(struct connman_iface *iface)
 235 {
 236         DBG("iface %p state %d", iface, iface->state);
 237
 238         switch (iface->state) {
 239         case CONNMAN_IFACE_STATE_OFF:
 240         case CONNMAN_IFACE_STATE_CARRIER:
 241                 iface->state = CONNMAN_IFACE_STATE_ENABLED;
 242                 state_changed(iface);
 243                 break;
 244         default:
 245                 break;
 246         }
 247 }
 248
 249 void connman_iface_indicate_disabled(struct connman_iface *iface)
 250 {
 251         DBG("iface %p state %d", iface, iface->state);
 252
 253         if (iface->policy == CONNMAN_IFACE_POLICY_AUTO) {
 254                 iface->state = CONNMAN_IFACE_STATE_ENABLED;
 255                 __connman_iface_up(iface);
 256         } else
 257                 iface->state = CONNMAN_IFACE_STATE_SHUTDOWN;
 258         state_changed(iface);
 259 }
 260
 261 void connman_iface_indicate_connected(struct connman_iface *iface)
 262 {
 263         DBG("iface %p state %d", iface, iface->state);
 264
 265         switch (iface->state) {
 266         case CONNMAN_IFACE_STATE_CONNECT:
 267                 iface->state = CONNMAN_IFACE_STATE_CONNECTED;
 268                 state_changed(iface);
 269                 break;
 270         default:
 271                 break;
 272         }
 273 }
 274
 275 void connman_iface_indicate_carrier_on(struct connman_iface *iface)
 276 {
 277         DBG("iface %p state %d", iface, iface->state);
 278
 279         switch (iface->state) {
 280         case CONNMAN_IFACE_STATE_ENABLED:
 281         case CONNMAN_IFACE_STATE_CONNECT:
 282         case CONNMAN_IFACE_STATE_CONNECTED:
 283                 iface->state = CONNMAN_IFACE_STATE_CARRIER;
 284                 state_changed(iface);
 285                 break;
 286         default:
 287                 break;
 288         }
 289 }
 290
 291 void connman_iface_indicate_carrier_off(struct connman_iface *iface)
 292 {
 293         DBG("iface %p state %d", iface, iface->state);
 294
 295         switch (iface->state) {
 296         case CONNMAN_IFACE_STATE_CARRIER:
 297         case CONNMAN_IFACE_STATE_CONFIGURE:
 298         case CONNMAN_IFACE_STATE_READY:
 299 #if 0
 300                 if (iface->flags & CONNMAN_IFACE_FLAG_SCANNING) {
 301                         if (iface->driver->disconnect)
 302                                 iface->driver->disconnect(iface);
 303                         iface->state = CONNMAN_IFACE_STATE_SCANNING;
 304                 } else
 305 #endif
 306                         iface->state = CONNMAN_IFACE_STATE_ENABLED;
 307                 state_changed(iface);
 308                 break;
 309         default:
 310                 break;
 311         }
 312 }
 313
 314 void connman_iface_indicate_configured(struct connman_iface *iface)
 315 {
 316         DBG("iface %p state %d", iface, iface->state);
 317
 318         switch (iface->state) {
 319         case CONNMAN_IFACE_STATE_CONFIGURE:
 320                 iface->state = CONNMAN_IFACE_STATE_READY;
 321                 state_changed(iface);
 322                 break;
 323         default:
 324                 break;
 325         }
 326 }
 327
 328 static void append_station(DBusMessage *reply, const char *name,
 329                                                 int signal, int security)
 330 {
 331         DBusMessageIter array, dict;
 332         const char *wpa = "WPA";
 333
 334         dbus_message_iter_init_append(reply, &array);
 335
 336         dbus_message_iter_open_container(&array, DBUS_TYPE_ARRAY,
 337                         DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
 338                         DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
 339                         DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &dict);
 340
 341         append_entry(&dict, "ESSID", DBUS_TYPE_STRING, &name);
 342         append_entry(&dict, "Signal", DBUS_TYPE_UINT16, &signal);
 343
 344         if (security > 0)
 345                 append_entry(&dict, "Security", DBUS_TYPE_STRING, &wpa);
 346
 347         dbus_message_iter_close_container(&array, &dict);
 348 }
 349
 350 void connman_iface_indicate_station(struct connman_iface *iface,
 351                                 const char *name, int strength, int security)
 352 {
 353         DBusMessage *signal;
 354
 355         DBG("iface %p security %d name %s", iface, security, name);
 356
 357         if (name == NULL || strlen(name) == 0)
 358                 return;
 359
 360         signal = dbus_message_new_signal(iface->path,
 361                                 CONNMAN_IFACE_INTERFACE, "NetworkFound");
 362         if (signal == NULL)
 363                 return;
 364
 365         append_station(signal, name, strength, security);
 366
 367         dbus_connection_send(connection, signal, NULL);
 368         dbus_message_unref(signal);
 369
 370         if (g_str_equal(name, iface->network.essid) == TRUE &&
 371                         iface->state == CONNMAN_IFACE_STATE_SCANNING) {
 372                 if (iface->driver->set_network)
 373                         iface->driver->set_network(iface, name);
 374                 if (iface->driver->set_passphrase)
 375                         iface->driver->set_passphrase(iface,
 376                                                 iface->network.psk);
 377
 378                 if (iface->driver->connect) {
 379                         iface->driver->connect(iface, NULL);
 380                         iface->state = CONNMAN_IFACE_STATE_CONNECT;
 381                         state_changed(iface);
 382                 }
 383         }
 384 }
 385
 386 int connman_iface_get_ipv4(struct connman_iface *iface,
 387                                                 struct connman_ipv4 *ipv4)
 388 {
 389         struct {
 390                 struct nlmsghdr hdr;
 391                 struct rtgenmsg msg;
 392         } req;
 393
 394         if ((iface->flags & CONNMAN_IFACE_FLAG_RTNL) == 0)
 395                 return -1;
 396
 397         DBG("iface %p ipv4 %p", iface, ipv4);
 398
 399         memset(&req, 0, sizeof(req));
 400         req.hdr.nlmsg_len = sizeof(req.hdr) + sizeof(req.msg);
 401         req.hdr.nlmsg_type = RTM_GETADDR;
 402         req.hdr.nlmsg_flags = NLM_F_REQUEST | NLM_F_DUMP;
 403         req.hdr.nlmsg_pid = 0;
 404         req.hdr.nlmsg_seq = 4711;
 405         req.msg.rtgen_family = AF_INET;
 406
 407         __connman_rtnl_send(&req, sizeof(req));
 408
 409         return 0;
 410 }
 411
 412 int connman_iface_set_ipv4(struct connman_iface *iface,
 413                                                 struct connman_ipv4 *ipv4)
 414 {
 415         struct ifreq ifr;
 416         struct rtentry rt;
 417         struct sockaddr_in *addr;
 418         char cmd[128];
 419         int sk, err;
 420
 421         if ((iface->flags & CONNMAN_IFACE_FLAG_RTNL) == 0)
 422                 return -1;
 423
 424         DBG("iface %p ipv4 %p", iface, ipv4);
 425
 426         sk = socket(PF_INET, SOCK_DGRAM, 0);
 427         if (sk < 0)
 428                 return -1;
 429
 430         memset(&ifr, 0, sizeof(ifr));
 431         ifr.ifr_ifindex = iface->index;
 432
 433         if (ioctl(sk, SIOCGIFNAME, &ifr) < 0) {
 434                 close(sk);
 435                 return -1;
 436         }
 437
 438         DBG("ifname %s", ifr.ifr_name);
 439
 440         addr = (struct sockaddr_in *) &ifr.ifr_addr;
 441         addr->sin_family = AF_INET;
 442         addr->sin_addr = ipv4->address;
 443
 444         err = ioctl(sk, SIOCSIFADDR, &ifr);
 445
 446         if (err < 0)
 447                 DBG("address setting failed (%s)", strerror(errno));
 448
 449         addr = (struct sockaddr_in *) &ifr.ifr_netmask;
 450         addr->sin_family = AF_INET;
 451         addr->sin_addr = ipv4->netmask;
 452
 453         err = ioctl(sk, SIOCSIFNETMASK, &ifr);
 454
 455         if (err < 0)
 456                 DBG("netmask setting failed (%s)", strerror(errno));
 457
 458         addr = (struct sockaddr_in *) &ifr.ifr_broadaddr;
 459         addr->sin_family = AF_INET;
 460         addr->sin_addr = ipv4->broadcast;
 461
 462         err = ioctl(sk, SIOCSIFBRDADDR, &ifr);
 463
 464         if (err < 0)
 465                 DBG("broadcast setting failed (%s)", strerror(errno));
 466
 467         memset(&rt, 0, sizeof(rt));
 468         rt.rt_flags = RTF_UP | RTF_GATEWAY;
 469
 470         addr = (struct sockaddr_in *) &rt.rt_dst;
 471         addr->sin_family = AF_INET;
 472         addr->sin_addr.s_addr = INADDR_ANY;
 473
 474         addr = (struct sockaddr_in *) &rt.rt_gateway;
 475         addr->sin_family = AF_INET;
 476         addr->sin_addr = ipv4->gateway;
 477
 478         addr = (struct sockaddr_in *) &rt.rt_genmask;
 479         addr->sin_family = AF_INET;
 480         addr->sin_addr.s_addr = INADDR_ANY;
 481
 482         err = ioctl(sk, SIOCADDRT, &rt);
 483
 484         close(sk);
 485
 486         if (err < 0) {
 487                 DBG("default route failed (%s)", strerror(errno));
 488                 return -1;
 489         }
 490
 491         sprintf(cmd, "echo \"nameserver %s\" | resolvconf -a %s",
 492                                 inet_ntoa(ipv4->nameserver), ifr.ifr_name);
 493
 494         DBG("%s", cmd);
 495
 496         err = system(cmd);
 497
 498         return 0;
 499 }
 500
 501 int connman_iface_clear_ipv4(struct connman_iface *iface)
 502 {
 503         struct ifreq ifr;
 504         struct sockaddr_in *addr;
 505         char cmd[128];
 506         int sk, err;
 507
 508         if ((iface->flags & CONNMAN_IFACE_FLAG_RTNL) == 0)
 509                 return -1;
 510
 511         DBG("iface %p", iface);
 512
 513         sk = socket(PF_INET, SOCK_DGRAM, 0);
 514         if (sk < 0)
 515                 return -1;
 516
 517         memset(&ifr, 0, sizeof(ifr));
 518         ifr.ifr_ifindex = iface->index;
 519
 520         if (ioctl(sk, SIOCGIFNAME, &ifr) < 0) {
 521                 close(sk);
 522                 return -1;
 523         }
 524
 525         DBG("ifname %s", ifr.ifr_name);
 526
 527         addr = (struct sockaddr_in *) &ifr.ifr_addr;
 528         addr->sin_family = AF_INET;
 529         addr->sin_addr.s_addr = INADDR_ANY;
 530
 531         //err = ioctl(sk, SIOCDIFADDR, &ifr);
 532         err = ioctl(sk, SIOCSIFADDR, &ifr);
 533
 534         close(sk);
 535
 536         if (err < 0 && errno != EADDRNOTAVAIL) {
 537                 DBG("address removal failed (%s)", strerror(errno));
 538                 return -1;
 539         }
 540
 541         sprintf(cmd, "resolvconf -d %s", ifr.ifr_name);
 542
 543         DBG("%s", cmd);
 544
 545         err = system(cmd);
 546
 547         return 0;
 548 }
 549
 550 static DBusMessage *scan_iface(DBusConnection *conn,
 551                                         DBusMessage *msg, void *data)
 552 {
 553         struct connman_iface *iface = data;
 554         struct connman_iface_driver *driver = iface->driver;
 555         DBusMessage *reply;
 556
 557         DBG("conn %p", conn);
 558
 559         reply = dbus_message_new_method_return(msg);
 560         if (reply == NULL)
 561                 return NULL;
 562
 563         //if (driver->scan)
 564         //      driver->scan(iface);
 565
 566         dbus_message_append_args(reply, DBUS_TYPE_INVALID);
 567
 568         return reply;
 569 }
 570
 571 static DBusMessage *get_properties(DBusConnection *conn,
 572                                         DBusMessage *msg, void *data)
 573 {
 574         struct connman_iface *iface = data;
 575         DBusMessage *reply;
 576         DBusMessageIter array, dict;
 577         const char *str;
 578
 579         DBG("conn %p", conn);
 580
 581         reply = dbus_message_new_method_return(msg);
 582         if (reply == NULL)
 583                 return NULL;
 584
 585         dbus_message_iter_init_append(reply, &array);
 586
 587         dbus_message_iter_open_container(&array, DBUS_TYPE_ARRAY,
 588                         DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
 589                         DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
 590                         DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &dict);
 591
 592         str = __connman_iface_type2string(iface->type);
 593         append_entry(&dict, "Type", DBUS_TYPE_STRING, &str);
 594
 595         str = __connman_iface_state2string(iface->state);
 596         append_entry(&dict, "State", DBUS_TYPE_STRING, &str);
 597
 598         if (iface->type == CONNMAN_IFACE_TYPE_80211) {
 599                 dbus_uint16_t signal = 75;
 600                 append_entry(&dict, "Signal", DBUS_TYPE_UINT16, &signal);
 601         }
 602
 603         str = __connman_iface_policy2string(iface->policy);
 604         append_entry(&dict, "Policy", DBUS_TYPE_STRING, &str);
 605
 606         if (iface->device.driver != NULL)
 607                 append_entry(&dict, "Driver",
 608                                 DBUS_TYPE_STRING, &iface->device.driver);
 609
 610         if (iface->device.vendor != NULL)
 611                 append_entry(&dict, "Vendor",
 612                                 DBUS_TYPE_STRING, &iface->device.vendor);
 613
 614         if (iface->device.product != NULL)
 615                 append_entry(&dict, "Product",
 616                                 DBUS_TYPE_STRING, &iface->device.product);
 617
 618         dbus_message_iter_close_container(&array, &dict);
 619
 620         return reply;
 621 }
 622
 623 static DBusMessage *get_state(DBusConnection *conn,
 624                                         DBusMessage *msg, void *data)
 625 {
 626         struct connman_iface *iface = data;
 627         DBusMessage *reply;
 628         const char *state;
 629
 630         DBG("conn %p", conn);
 631
 632         reply = dbus_message_new_method_return(msg);
 633         if (reply == NULL)
 634                 return NULL;
 635
 636         state = __connman_iface_state2string(iface->state);
 637
 638         dbus_message_append_args(reply, DBUS_TYPE_STRING, &state,
 639                                                         DBUS_TYPE_INVALID);
 640
 641         return reply;
 642 }
 643
 644 static DBusMessage *get_signal(DBusConnection *conn,
 645                                         DBusMessage *msg, void *data)
 646 {
 647         struct connman_iface *iface = data;
 648         DBusMessage *reply;
 649         dbus_uint16_t signal;
 650
 651         DBG("conn %p", conn);
 652
 653         reply = dbus_message_new_method_return(msg);
 654         if (reply == NULL)
 655                 return NULL;
 656
 657         if (iface->type == CONNMAN_IFACE_TYPE_80211)
 658                 signal = 75;
 659         else
 660                 signal = 0;
 661
 662         dbus_message_append_args(reply, DBUS_TYPE_UINT16, &signal,
 663                                                         DBUS_TYPE_INVALID);
 664
 665         return reply;
 666 }
 667
 668 static DBusMessage *get_policy(DBusConnection *conn,
 669                                         DBusMessage *msg, void *data)
 670 {
 671         struct connman_iface *iface = data;
 672         DBusMessage *reply;
 673         const char *policy;
 674
 675         DBG("conn %p", conn);
 676
 677         reply = dbus_message_new_method_return(msg);
 678         if (reply == NULL)
 679                 return NULL;
 680
 681         policy = __connman_iface_policy2string(iface->policy);
 682
 683         dbus_message_append_args(reply, DBUS_TYPE_STRING, &policy,
 684                                                         DBUS_TYPE_INVALID);
 685
 686         return reply;
 687 }
 688
 689 static DBusMessage *set_policy(DBusConnection *conn,
 690                                         DBusMessage *msg, void *data)
 691 {
 692         struct connman_iface *iface = data;
 693         DBusMessage *reply;
 694         enum connman_iface_policy new_policy;
 695         const char *policy;
 696
 697         DBG("conn %p", conn);
 698
 699         dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &policy,
 700                                                         DBUS_TYPE_INVALID);
 701
 702         new_policy = __connman_iface_string2policy(policy);
 703
 704         reply = dbus_message_new_method_return(msg);
 705         if (reply == NULL)
 706                 return NULL;
 707
 708         dbus_message_append_args(reply, DBUS_TYPE_INVALID);
 709
 710         if (iface->policy != new_policy) {
 711                 iface->policy = new_policy;
 712                 __connman_iface_store(iface);
 713
 714                 switch_policy(iface);
 715                 policy = __connman_iface_policy2string(new_policy);
 716
 717                 g_dbus_emit_signal(conn, iface->path, CONNMAN_IFACE_INTERFACE,
 718                                 "PolicyChanged", DBUS_TYPE_STRING, &policy,
 719                                                         DBUS_TYPE_INVALID);
 720         }
 721
 722         return reply;
 723 }
 724
 725 static void append_network(DBusMessage *reply,
 726                                 struct connman_iface *iface, gboolean secrets)
 727 {
 728         DBusMessageIter array, dict;
 729
 730         dbus_message_iter_init_append(reply, &array);
 731
 732         dbus_message_iter_open_container(&array, DBUS_TYPE_ARRAY,
 733                         DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
 734                         DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
 735                         DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &dict);
 736
 737         switch (iface->type) {
 738         case CONNMAN_IFACE_TYPE_80211:
 739                 if (iface->network.essid != NULL)
 740                         append_entry(&dict, "ESSID",
 741                                 DBUS_TYPE_STRING, &iface->network.essid);
 742                 if (secrets == TRUE && iface->network.psk != NULL)
 743                         append_entry(&dict, "PSK",
 744                                 DBUS_TYPE_STRING, &iface->network.psk);
 745                 break;
 746         default:
 747                 break;
 748         }
 749
 750         dbus_message_iter_close_container(&array, &dict);
 751 }
 752
 753 static DBusMessage *get_network(DBusConnection *conn,
 754                                         DBusMessage *msg, void *data)
 755 {
 756         struct connman_iface *iface = data;
 757         DBusMessage *reply;
 758
 759         DBG("conn %p", conn);
 760
 761         reply = dbus_message_new_method_return(msg);
 762         if (reply == NULL)
 763                 return NULL;
 764
 765         append_network(reply, iface, TRUE);
 766
 767         return reply;
 768 }
 769
 770 static DBusMessage *set_network(DBusConnection *conn,
 771                                         DBusMessage *msg, void *data)
 772 {
 773         struct connman_iface *iface = data;
 774         DBusMessage *reply, *signal;
 775         DBusMessageIter array, dict;
 776         gboolean changed = FALSE;
 777
 778         DBG("conn %p", conn);
 779
 780         dbus_message_iter_init(msg, &array);
 781
 782         dbus_message_iter_recurse(&array, &dict);
 783
 784         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
 785                 DBusMessageIter entry, value;
 786                 const char *key, *val;
 787
 788                 dbus_message_iter_recurse(&dict, &entry);
 789                 dbus_message_iter_get_basic(&entry, &key);
 790
 791                 dbus_message_iter_next(&entry);
 792
 793                 dbus_message_iter_recurse(&entry, &value);
 794
 795                 //type = dbus_message_iter_get_arg_type(&value);
 796                 dbus_message_iter_get_basic(&value, &val);
 797
 798                 if (g_strcasecmp(key, "ESSID") == 0) {
 799                         g_free(iface->network.essid);
 800                         iface->network.essid = g_strdup(val);
 801                         if (iface->driver->set_network)
 802                                 iface->driver->set_network(iface, val);
 803                         changed = TRUE;
 804                 }
 805
 806                 if (g_strcasecmp(key, "PSK") == 0) {
 807                         g_free(iface->network.psk);
 808                         iface->network.psk = g_strdup(val);
 809                         if (iface->driver->set_passphrase)
 810                                 iface->driver->set_passphrase(iface, val);
 811                         changed = TRUE;
 812                 }
 813
 814                 dbus_message_iter_next(&dict);
 815         }
 816
 817         reply = dbus_message_new_method_return(msg);
 818         if (reply == NULL)
 819                 return NULL;
 820
 821         dbus_message_append_args(reply, DBUS_TYPE_INVALID);
 822
 823         if (changed == TRUE) {
 824                 __connman_iface_store(iface);
 825
 826                 signal = dbus_message_new_signal(iface->path,
 827                                 CONNMAN_IFACE_INTERFACE, "NetworkChanged");
 828                 if (signal != NULL) {
 829                         append_network(signal, iface, FALSE);
 830                         dbus_connection_send(conn, signal, NULL);
 831                         dbus_message_unref(signal);
 832                 }
 833         }
 834
 835         return reply;
 836 }
 837
 838 static DBusMessage *select_network(DBusConnection *conn,
 839                                         DBusMessage *msg, void *data)
 840 {
 841         struct connman_iface *iface = data;
 842         DBusMessage *reply;
 843         const char *network;
 844
 845         DBG("conn %p", conn);
 846
 847         dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &network,
 848                                                         DBUS_TYPE_INVALID);
 849
 850         g_free(iface->network.essid);
 851         iface->network.essid = g_strdup(network);
 852
 853         if (iface->driver->set_network)
 854                 iface->driver->set_network(iface, network);
 855
 856         reply = dbus_message_new_method_return(msg);
 857         if (reply == NULL)
 858                 return NULL;
 859
 860         dbus_message_append_args(reply, DBUS_TYPE_INVALID);
 861
 862         return reply;
 863 }
 864
 865 static void append_ipv4(DBusMessage *reply, struct connman_iface *iface)
 866 {
 867         DBusMessageIter array, dict;
 868         const char *str;
 869
 870         dbus_message_iter_init_append(reply, &array);
 871
 872         dbus_message_iter_open_container(&array, DBUS_TYPE_ARRAY,
 873                         DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
 874                         DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
 875                         DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &dict);
 876
 877         str = __connman_ipv4_method2string(iface->ipv4.method);
 878         append_entry(&dict, "Method", DBUS_TYPE_STRING, &str);
 879
 880         if (iface->ipv4.address.s_addr != INADDR_ANY) {
 881                 str = inet_ntoa(iface->ipv4.address);
 882                 append_entry(&dict, "Address", DBUS_TYPE_STRING, &str);
 883         }
 884
 885         if (iface->ipv4.netmask.s_addr != INADDR_ANY) {
 886                 str = inet_ntoa(iface->ipv4.netmask);
 887                 append_entry(&dict, "Netmask", DBUS_TYPE_STRING, &str);
 888         }
 889
 890         if (iface->ipv4.gateway.s_addr != INADDR_ANY) {
 891                 str = inet_ntoa(iface->ipv4.gateway);
 892                 append_entry(&dict, "Gateway", DBUS_TYPE_STRING, &str);
 893         }
 894
 895         dbus_message_iter_close_container(&array, &dict);
 896 }
 897
 898 static DBusMessage *get_ipv4(DBusConnection *conn,
 899                                         DBusMessage *msg, void *data)
 900 {
 901         struct connman_iface *iface = data;
 902         DBusMessage *reply;
 903
 904         DBG("conn %p", conn);
 905
 906         reply = dbus_message_new_method_return(msg);
 907         if (reply == NULL)
 908                 return NULL;
 909
 910         append_ipv4(reply, iface);
 911
 912         return reply;
 913 }
 914
 915 static DBusMessage *set_ipv4(DBusConnection *conn,
 916                                         DBusMessage *msg, void *data)
 917 {
 918         struct connman_iface *iface = data;
 919         DBusMessage *reply, *signal;
 920         DBusMessageIter array, dict;
 921         gboolean changed = FALSE;
 922
 923         DBG("conn %p", conn);
 924
 925         dbus_message_iter_init(msg, &array);
 926
 927         dbus_message_iter_recurse(&array, &dict);
 928
 929         while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
 930                 DBusMessageIter entry, value;
 931                 const char *key, *val;
 932                 enum connman_ipv4_method method;
 933                 in_addr_t addr;
 934
 935                 dbus_message_iter_recurse(&dict, &entry);
 936                 dbus_message_iter_get_basic(&entry, &key);
 937
 938                 dbus_message_iter_next(&entry);
 939
 940                 dbus_message_iter_recurse(&entry, &value);
 941
 942                 //type = dbus_message_iter_get_arg_type(&value);
 943                 dbus_message_iter_get_basic(&value, &val);
 944
 945                 if (g_strcasecmp(key, "Method") == 0) {
 946                         method = __connman_ipv4_string2method(val);
 947                         if (iface->ipv4.method != method) {
 948                                 iface->ipv4.method = method;
 949                                 changed = TRUE;
 950                         }
 951                 }
 952
 953                 if (g_strcasecmp(key, "Address") == 0) {
 954                         addr = inet_addr(val);
 955                         if (iface->ipv4.address.s_addr != addr) {
 956                                 iface->ipv4.address.s_addr = addr;
 957                                 changed = TRUE;
 958                         }
 959                 }
 960
 961                 if (g_strcasecmp(key, "Netmask") == 0) {
 962                         addr = inet_addr(val);
 963                         if (iface->ipv4.netmask.s_addr != addr) {
 964                                 iface->ipv4.netmask.s_addr = addr;
 965                                 changed = TRUE;
 966                         }
 967                 }
 968
 969                 if (g_strcasecmp(key, "Gateway") == 0) {
 970                         addr = inet_addr(val);
 971                         if (iface->ipv4.gateway.s_addr != addr) {
 972                                 iface->ipv4.gateway.s_addr = addr;
 973                                 changed = TRUE;
 974                         }
 975                 }
 976
 977                 dbus_message_iter_next(&dict);
 978         }
 979
 980         reply = dbus_message_new_method_return(msg);
 981         if (reply == NULL)
 982                 return NULL;
 983
 984         dbus_message_append_args(reply, DBUS_TYPE_INVALID);
 985
 986         if (changed == TRUE) {
 987                 __connman_iface_store(iface);
 988
 989                 signal = dbus_message_new_signal(iface->path,
 990                                 CONNMAN_IFACE_INTERFACE, "IPv4Changed");
 991                 if (signal != NULL) {
 992                         append_ipv4(signal, iface);
 993                         dbus_connection_send(conn, signal, NULL);
 994                         dbus_message_unref(signal);
 995                 }
 996         }
 997
 998         return reply;
 999 }
1000
1001 static GDBusMethodTable iface_methods[] = {
1002         { "Scan",          "",      "",      scan_iface     },
1003         { "GetProperties", "",      "a{sv}", get_properties },
1004         { "GetState",      "",      "s",     get_state      },
1005         { "GetSignal",     "",      "q",     get_signal     },
1006         { "GetPolicy",     "",      "s",     get_policy     },
1007         { "SetPolicy",     "s",     "",      set_policy     },
1008         { "GetNetwork",    "",      "a{sv}", get_network    },
1009         { "SetNetwork",    "a{sv}", "",      set_network    },
1010         { "SelectNetwork", "s",     "",      select_network },
1011         { "GetIPv4",       "",      "a{sv}", get_ipv4       },
1012         { "SetIPv4",       "a{sv}", "",      set_ipv4       },
1013         { },
1014 };
1015
1016 static GDBusSignalTable iface_signals[] = {
1017         { "StateChanged",   "s"     },
1018         { "SignalChanged",  "q"     },
1019         { "PolicyChanged",  "s"     },
1020         { "NetworkFound",   "a{sv}" },
1021         { "NetworkChanged", "a{sv}" },
1022         { "IPv4Changed",    "a{sv}" },
1023         { },
1024 };
1025
1026 static void device_free(void *data)
1027 {
1028         struct connman_iface *iface = data;
1029
1030         DBG("iface %p", iface);
1031
1032         connman_iface_clear_ipv4(iface);
1033
1034         if (iface->driver && iface->driver->remove)
1035                 iface->driver->remove(iface);
1036
1037         g_free(iface->path);
1038         g_free(iface->udi);
1039         g_free(iface->sysfs);
1040         g_free(iface->identifier);
1041         g_free(iface->network.essid);
1042         g_free(iface->device.driver);
1043         g_free(iface->device.vendor);
1044         g_free(iface->device.product);
1045         g_free(iface);
1046 }
1047
1048 static void detect_device_info(LibHalContext *ctx, struct connman_iface *iface)
1049 {
1050         char *parent, *subsys, *value;
1051
1052         parent = libhal_device_get_property_string(ctx, iface->udi,
1053                                                 "info.parent", NULL);
1054
1055         subsys = libhal_device_get_property_string(ctx, iface->udi,
1056                                                 "linux.subsystem", NULL);
1057
1058         value = libhal_device_get_property_string(ctx, iface->udi,
1059                                                 "info.linux.driver", NULL);
1060         if (value == NULL) {
1061                 value = libhal_device_get_property_string(ctx, parent,
1062                                                 "info.linux.driver", NULL);
1063                 if (value != NULL)
1064                         iface->device.driver = g_strdup(value);
1065         }
1066
1067         if (strcmp(subsys, "net") == 0) {
1068                 value = libhal_device_get_property_string(ctx, parent,
1069                                                         "info.vendor", NULL);
1070                 if (value != NULL)
1071                         iface->device.vendor = g_strdup(value);
1072
1073                 value = libhal_device_get_property_string(ctx, parent,
1074                                                         "info.product", NULL);
1075                 if (value != NULL)
1076                         iface->device.product = g_strdup(value);
1077         }
1078 }
1079
1080 static int probe_device(LibHalContext *ctx,
1081                         struct connman_iface_driver *driver, const char *udi)
1082 {
1083         DBusConnection *conn;
1084         struct connman_iface *iface;
1085         char *temp, *sysfs;
1086         int err;
1087
1088         DBG("ctx %p driver %p udi %s", ctx, driver, udi);
1089
1090         if (!driver->probe)
1091                 return -1;
1092
1093         iface = g_try_new0(struct connman_iface, 1);
1094         if (iface == NULL)
1095                 return -1;
1096
1097         temp = g_path_get_basename(udi);
1098         iface->path = g_strdup_printf("%s/%s", CONNMAN_IFACE_BASEPATH, temp);
1099         g_free(temp);
1100
1101         iface->udi = g_strdup(udi);
1102
1103         DBG("iface %p path %s", iface, iface->path);
1104
1105         sysfs = libhal_device_get_property_string(ctx, udi,
1106                                                 "linux.sysfs_path", NULL);
1107         if (sysfs != NULL)
1108                 iface->sysfs = g_strdup(sysfs);
1109
1110         detect_device_info(ctx, iface);
1111
1112         iface->index = -1;
1113
1114         if (g_str_has_prefix(driver->capability, "net") == TRUE)
1115                 iface->index = libhal_device_get_property_int(ctx, udi,
1116                                                 "net.linux.ifindex", NULL);
1117
1118         iface->type = CONNMAN_IFACE_TYPE_UNKNOWN;
1119         iface->flags = 0;
1120         iface->state = CONNMAN_IFACE_STATE_UNKNOWN;
1121         iface->policy = CONNMAN_IFACE_POLICY_UNKNOWN;
1122
1123         err = driver->probe(iface);
1124         if (err < 0) {
1125                 device_free(iface);
1126                 return -1;
1127         }
1128
1129         __connman_iface_create_identifier(iface);
1130
1131         __connman_iface_init_via_inet(iface);
1132
1133         iface->driver = driver;
1134
1135         __connman_iface_load(iface);
1136
1137         DBG("iface %p network %s secret %s", iface,
1138                                 iface->network.essid, iface->network.psk);
1139
1140         conn = libhal_ctx_get_dbus_connection(ctx);
1141
1142         g_dbus_register_object(conn, iface->path, iface, device_free);
1143
1144         interfaces = g_slist_append(interfaces, iface);
1145
1146         if (iface->flags & CONNMAN_IFACE_FLAG_IPV4) {
1147                 connman_iface_get_ipv4(iface, &iface->ipv4);
1148
1149                 DBG("address %s", inet_ntoa(iface->ipv4.address));
1150         }
1151
1152         g_dbus_register_interface(conn, iface->path,
1153                                         CONNMAN_IFACE_INTERFACE,
1154                                         iface_methods, iface_signals, NULL);
1155
1156         DBG("iface %p identifier %s", iface, iface->identifier);
1157
1158         g_dbus_emit_signal(conn, CONNMAN_MANAGER_PATH,
1159                                         CONNMAN_MANAGER_INTERFACE,
1160                                         "InterfaceAdded",
1161                                         DBUS_TYPE_OBJECT_PATH, &iface->path,
1162                                         DBUS_TYPE_INVALID);
1163
1164         switch_policy(iface);
1165
1166         return 0;
1167 }
1168
1169 static void device_added(LibHalContext *ctx, const char *udi)
1170 {
1171         GSList *list;
1172
1173         DBG("ctx %p udi %s", ctx, udi);
1174
1175         for (list = drivers; list; list = list->next) {
1176                 struct connman_iface_driver *driver = list->data;
1177
1178                 if (driver->capability == NULL)
1179                         continue;
1180
1181                 if (libhal_device_query_capability(ctx, udi,
1182                                         driver->capability, NULL) == TRUE) {
1183                         if (probe_device(ctx, driver, udi) == 0)
1184                                 break;
1185                 }
1186         }
1187 }
1188
1189 static void device_removed(LibHalContext *ctx, const char *udi)
1190 {
1191         DBusConnection *conn;
1192         GSList *list;
1193
1194         DBG("ctx %p udi %s", ctx, udi);
1195
1196         conn = libhal_ctx_get_dbus_connection(ctx);
1197
1198         for (list = interfaces; list; list = list->next) {
1199                 struct connman_iface *iface = list->data;
1200
1201                 if (strcmp(udi, iface->udi) == 0) {
1202                         g_dbus_emit_signal(conn, CONNMAN_MANAGER_PATH,
1203                                         CONNMAN_MANAGER_INTERFACE,
1204                                         "InterfaceRemoved",
1205                                         DBUS_TYPE_OBJECT_PATH, &iface->path,
1206                                         DBUS_TYPE_INVALID);
1207                         interfaces = g_slist_remove(interfaces, iface);
1208                         g_dbus_unregister_interface(conn, iface->path,
1209                                                 CONNMAN_IFACE_INTERFACE);
1210                         g_dbus_unregister_object(conn, iface->path);
1211                         break;
1212                 }
1213         }
1214 }
1215
1216 static void probe_driver(LibHalContext *ctx,
1217                                 struct connman_iface_driver *driver)
1218 {
1219         char **list;
1220         int num;
1221
1222         DBG("ctx %p driver %p", ctx, driver);
1223
1224         list = libhal_find_device_by_capability(ctx,
1225                                         driver->capability, &num, NULL);
1226         if (list) {
1227                 char **tmp = list;
1228
1229                 while (*tmp) {
1230                         probe_device(ctx, driver, *tmp);
1231                         tmp++;
1232                 }
1233
1234                 libhal_free_string_array(list);
1235         }
1236 }
1237
1238 static void find_devices(LibHalContext *ctx)
1239 {
1240         GSList *list;
1241
1242         DBG("ctx %p", ctx);
1243
1244         for (list = drivers; list; list = list->next) {
1245                 struct connman_iface_driver *driver = list->data;
1246
1247                 DBG("driver %p", driver);
1248
1249                 if (driver->capability == NULL)
1250                         continue;
1251
1252                 probe_driver(ctx, driver);
1253         }
1254 }
1255
1256 static LibHalContext *hal_ctx = NULL;
1257
1258 static void hal_init(void *data)
1259 {
1260         DBusConnection *conn = data;
1261
1262         DBG("conn %p", conn);
1263
1264         if (hal_ctx != NULL)
1265                 return;
1266
1267         hal_ctx = libhal_ctx_new();
1268         if (hal_ctx == NULL)
1269                 return;
1270
1271         if (libhal_ctx_set_dbus_connection(hal_ctx, conn) == FALSE) {
1272                 libhal_ctx_free(hal_ctx);
1273                 return;
1274         }
1275
1276         if (libhal_ctx_init(hal_ctx, NULL) == FALSE) {
1277                 libhal_ctx_free(hal_ctx);
1278                 return ;
1279         }
1280
1281         libhal_ctx_set_device_added(hal_ctx, device_added);
1282         libhal_ctx_set_device_removed(hal_ctx, device_removed);
1283
1284         //libhal_ctx_set_device_new_capability(hal_ctx, new_capability);
1285         //libhal_ctx_set_device_lost_capability(hal_ctx, lost_capability);
1286
1287         find_devices(hal_ctx);
1288 }
1289
1290 static void hal_cleanup(void *data)
1291 {
1292         DBusConnection *conn = data;
1293         GSList *list;
1294
1295         DBG("conn %p", conn);
1296
1297         if (hal_ctx == NULL)
1298                 return;
1299
1300         for (list = interfaces; list; list = list->next) {
1301                 struct connman_iface *iface = list->data;
1302
1303                 DBG("path %s", iface->path);
1304
1305                 g_dbus_emit_signal(conn, CONNMAN_MANAGER_PATH,
1306                                         CONNMAN_MANAGER_INTERFACE,
1307                                         "InterfaceRemoved",
1308                                         DBUS_TYPE_OBJECT_PATH, &iface->path,
1309                                         DBUS_TYPE_INVALID);
1310
1311                 g_dbus_unregister_interface(conn, iface->path,
1312                                                 CONNMAN_IFACE_INTERFACE);
1313
1314                 g_dbus_unregister_object(conn, iface->path);
1315         }
1316
1317         g_slist_free(interfaces);
1318
1319         interfaces = NULL;
1320
1321         libhal_ctx_shutdown(hal_ctx, NULL);
1322
1323         libhal_ctx_free(hal_ctx);
1324
1325         hal_ctx = NULL;
1326 }
1327
1328 static guint hal_watch = 0;
1329
1330 int __connman_iface_init(DBusConnection *conn)
1331 {
1332         DBG("conn %p", conn);
1333
1334         connection = dbus_connection_ref(conn);
1335         if (connection == NULL)
1336                 return -1;
1337
1338         hal_init(connection);
1339
1340         hal_watch = g_dbus_add_watch(connection, "org.freedesktop.Hal",
1341                                 hal_init, hal_cleanup, connection, NULL);
1342
1343         return 0;
1344 }
1345
1346 void __connman_iface_cleanup(void)
1347 {
1348         DBG("conn %p", connection);
1349
1350         g_dbus_remove_watch(connection, hal_watch);
1351
1352         hal_cleanup(connection);
1353
1354         dbus_connection_unref(connection);
1355 }