src/network-state.c

   1 /*
   2  * Network Configuration Module
   3  *
   4  * Copyright (c) 2000 - 2012 Samsung Electronics Co., Ltd. All rights reserved.
   5  *
   6  * Licensed under the Apache License, Version 2.0 (the "License");
   7  * you may not use this file except in compliance with the License.
   8  * You may obtain a copy of the License at
   9  *
  10  * http://www.apache.org/licenses/LICENSE-2.0
  11  *
  12  * Unless required by applicable law or agreed to in writing, software
  13  * distributed under the License is distributed on an "AS IS" BASIS,
  14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15  * See the License for the specific language governing permissions and
  16  * limitations under the License.
  17  *
  18  */
  19
  20 #include <vconf.h>
  21 #include <vconf-keys.h>
  22 #include <fcntl.h>
  23 #include <unistd.h>
  24 #include <stdlib.h>
  25 #include <net/if.h>
  26 #include <arpa/inet.h>
  27 #include <netinet/in.h>
  28 #include <sys/ioctl.h>
  29 #include <ITapiSim.h>
  30 #include <TapiUtility.h>
  31
  32 #include "log.h"
  33 #include "util.h"
  34 #include "netdbus.h"
  35 #include "neterror.h"
  36 #include "emulator.h"
  37 #include "wifi-state.h"
  38 #include "wifi-power.h"
  39 #include "network-state.h"
  40 #include "network-dpm.h"
  41 #include "network-monitor.h"
  42 #include "netsupplicant.h"
  43 #include "wifi-tel-intf.h"
  44
  45 #include "generated-code.h"
  46 /* Define TCP buffer sizes for various networks */
  47 /* ReadMin, ReadInitial, ReadMax */ /* WriteMin, WriteInitial, WriteMax */
  48 #define NET_TCP_BUFFERSIZE_DEFAULT_READ         "4096 87380 704512"
  49 #define NET_TCP_BUFFERSIZE_DEFAULT_WRITE        "4096 16384 110208"
  50 #define NET_TCP_BUFFERSIZE_WIFI_READ            "524288 1048576 2560000"
  51 #define NET_TCP_BUFFERSIZE_WIFI_WRITE           "524288 1048576 2560000"
  52 #define NET_TCP_BUFFERSIZE_LTE_READ             "524288 1048576 2560000"
  53 #define NET_TCP_BUFFERSIZE_LTE_WRITE            "524288 1048576 2560000"
  54 #define NET_TCP_BUFFERSIZE_UMTS_READ            "4094 87380 704512"
  55 #define NET_TCP_BUFFERSIZE_UMTS_WRITE           "4096 16384 110208"
  56 #define NET_TCP_BUFFERSIZE_HSPA_READ            "4092 87380 704512"
  57 #define NET_TCP_BUFFERSIZE_HSPA_WRITE           "4096 16384 262144"
  58 #define NET_TCP_BUFFERSIZE_HSDPA_READ           "4092 87380 704512"
  59 #define NET_TCP_BUFFERSIZE_HSDPA_WRITE          "4096 16384 262144"
  60 #define NET_TCP_BUFFERSIZE_HSUPA_READ           "4092 87380 704512"
  61 #define NET_TCP_BUFFERSIZE_HSUPA_WRITE          "4096 16384 262144"
  62 #define NET_TCP_BUFFERSIZE_HSPAP_READ           "4092 87380 1220608"
  63 #define NET_TCP_BUFFERSIZE_HSPAP_WRITE          "4096 16384 1220608"
  64 #define NET_TCP_BUFFERSIZE_EDGE_READ            "4093 26280 35040"
  65 #define NET_TCP_BUFFERSIZE_EDGE_WRITE           "4096 16384 35040"
  66 #define NET_TCP_BUFFERSIZE_GPRS_READ            "4096 30000 30000"
  67 #define NET_TCP_BUFFERSIZE_GPRS_WRITE           "4096 8760 11680"
  68
  69 #define NET_TCP_BUFFERSIZE_WIFI_RMEM_MAX        "1048576"
  70 #define NET_TCP_BUFFERSIZE_WIFI_WMEM_MAX        "2097152"
  71 #define NET_TCP_BUFFERSIZE_LTE_RMEM_MAX         "5242880"
  72
  73 #define NET_TCP_BUFFERSIZE_WIFID_WMEM_MAX       "2097152"
  74
  75 #define NET_PROC_SYS_NET_IPV4_TCP_RMEM          "/proc/sys/net/ipv4/tcp_rmem"
  76 #define NET_PROC_SYS_NET_IPv4_TCP_WMEM          "/proc/sys/net/ipv4/tcp_wmem"
  77 #define NET_PROC_SYS_NET_CORE_RMEM_MAX          "/proc/sys/net/core/rmem_max"
  78 #define NET_PROC_SYS_NET_CORE_WMEM_MAX          "/proc/sys/net/core/wmem_max"
  79
  80 #define ROUTE_EXEC_PATH                                         "/sbin/route"
  81
  82 static Network *netconfigstate = NULL;
  83
  84 struct netconfig_default_connection {
  85         char *profile;
  86         char *ifname;
  87         char *ipaddress;
  88         char *ipaddress6;
  89         char *proxy;
  90         char *essid;
  91         unsigned int freq;
  92 };
  93
  94 static struct netconfig_default_connection
  95                                 netconfig_default_connection_info = { NULL, };
  96
  97 gboolean netconfig_iface_network_state_ethernet_cable_state(gint32 *state);
  98
  99 static gboolean __netconfig_is_connected(GVariantIter *array)
 100 {
 101         gboolean is_connected = FALSE;
 102         GVariant *variant = NULL;
 103         gchar *key = NULL;
 104         const gchar *value = NULL;
 105
 106         while (g_variant_iter_loop(array, "{sv}", &key, &variant)) {
 107                 if (g_strcmp0(key, "State") != 0)
 108                         continue;
 109
 110                 if (g_variant_is_of_type(variant, G_VARIANT_TYPE_STRING)) {
 111                         value = g_variant_get_string(variant, NULL);
 112                         if (g_strcmp0(value, "ready") == 0 || g_strcmp0(value, "online") == 0)
 113                                 is_connected = TRUE;
 114                 }
 115
 116                 g_free(key);
 117                 g_variant_unref(variant);
 118                 break;
 119         }
 120
 121         return is_connected;
 122 }
 123
 124 static char *__netconfig_get_default_profile(void)
 125 {
 126         GVariant *message = NULL;
 127         GVariantIter *iter;
 128         GVariantIter *next;
 129         gchar *default_profile = NULL;
 130         gchar *object_path;
 131
 132         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 133                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 134                         "GetServices", NULL);
 135         if (message == NULL) {
 136                 ERR("Failed to get profiles");
 137                 return NULL;
 138         }
 139
 140         g_variant_get(message, "(a(oa{sv}))", &iter);
 141         while (g_variant_iter_loop(iter, "(oa{sv})", &object_path, &next)) {
 142                 if (object_path == NULL)
 143                         continue;
 144
 145                 if (netconfig_is_cellular_profile(object_path) && !netconfig_is_cellular_internet_profile(object_path))
 146                         continue;
 147
 148                 if (__netconfig_is_connected(next) == TRUE) {
 149                         default_profile = g_strdup(object_path);
 150                         g_free(object_path);
 151                         g_variant_iter_free(next);
 152                         break;
 153                 }
 154         }
 155         g_variant_iter_free(iter);
 156         g_variant_unref(message);
 157
 158         return default_profile;
 159 }
 160
 161 static void __netconfig_get_default_connection_info(const char *profile)
 162 {
 163         GVariant *message = NULL, *variant = NULL, *variant2 = NULL;
 164         GVariantIter *iter = NULL, *iter1 = NULL,  *service = NULL;
 165         GVariant *next = NULL;
 166         gchar *obj_path;
 167         gchar *key = NULL;
 168         gchar *key1 = NULL;
 169         gchar *key2 = NULL;
 170         gboolean found_profile = 0;
 171
 172         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 173                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 174                         "GetServices", NULL);
 175         if (message == NULL) {
 176                 ERR("Failed to get services informations");
 177                 goto done;
 178         }
 179
 180         g_variant_get(message, "(a(oa{sv}))", &service);
 181         if (service == NULL) {
 182                 ERR("Failed to get services iter");
 183                 goto done;
 184         }
 185
 186         while (g_variant_iter_loop(service, "(oa{sv})", &obj_path, &iter)) {
 187                 if (g_strcmp0(obj_path, profile) == 0) {
 188                         g_free(obj_path);
 189                         found_profile = 1;
 190                         break;
 191                 }
 192         }
 193
 194         if (iter == NULL || found_profile == 0) {
 195                 ERR("Profile %s doesn't exist", profile);
 196                 goto done;
 197         }
 198
 199         while (g_variant_iter_loop(iter, "{sv}", &key, &next)) {
 200                 const gchar *value = NULL;
 201                 guint16 freq = 0;
 202                 if (g_strcmp0(key, "Name") == 0 &&
 203                                 netconfig_is_wifi_profile(profile) == TRUE) {
 204                         if (g_variant_is_of_type(next, G_VARIANT_TYPE_STRING)) {
 205                                 value = g_variant_get_string(next, NULL);
 206
 207                                 netconfig_default_connection_info.essid = g_strdup(value);
 208                         }
 209                 } else if (g_strcmp0(key, "Ethernet") == 0) {
 210                         g_variant_get(next, "a{sv}", &iter1);
 211                         if (iter1 == NULL)
 212                                 continue;
 213                         while (g_variant_iter_loop(iter1, "{sv}", &key1, &variant)) {
 214                                 if (g_strcmp0(key1, "Interface") == 0) {
 215                                         value = g_variant_get_string(variant, NULL);
 216                                         netconfig_default_connection_info.ifname = g_strdup(value);
 217                                 }
 218                         }
 219                         g_variant_iter_free(iter1);
 220                 } else if (g_strcmp0(key, "IPv4") == 0) {
 221                         g_variant_get(next, "a{sv}", &iter1);
 222                         if (iter1 == NULL)
 223                                 continue;
 224                         while (g_variant_iter_loop(iter1, "{sv}", &key1, &variant)) {
 225                                 if (g_strcmp0(key1, "Address") == 0) {
 226                                         value = g_variant_get_string(variant, NULL);
 227                                         netconfig_default_connection_info.ipaddress = g_strdup(value);
 228                                 }
 229                         }
 230                         g_variant_iter_free(iter1);
 231                 } else if (g_strcmp0(key, "IPv6") == 0) {
 232                         g_variant_get(next, "a{sv}", &iter1);
 233                         if (iter1 == NULL)
 234                                 continue;
 235                         while (g_variant_iter_loop(iter1, "{sv}", &key1, &variant)) {
 236                                 if (g_strcmp0(key1, "Address") == 0) {
 237                                         value = g_variant_get_string(variant, NULL);
 238                                         netconfig_default_connection_info.ipaddress6 = g_strdup(value);
 239                                 }
 240                         }
 241                         g_variant_iter_free(iter1);
 242
 243                 } else if (g_strcmp0(key, "Proxy") == 0) {
 244                         g_variant_get(next, "a{sv}", &iter1);
 245                         if (iter1 == NULL)
 246                                 continue;
 247                         while (g_variant_iter_loop(iter1, "{sv}", &key2, &variant2)) {
 248                                 GVariantIter *iter_sub = NULL;
 249
 250                                 if (g_strcmp0(key2, "Servers") == 0) {
 251                                         if (!g_variant_is_of_type(variant2, G_VARIANT_TYPE_STRING_ARRAY)) {
 252                                                 g_free(key2);
 253                                                 g_variant_unref(variant2);
 254                                                 break;
 255                                         }
 256
 257                                         g_variant_get(variant2, "as", &iter_sub);
 258                                         g_variant_iter_loop(iter_sub, "s", &value);
 259                                         g_variant_iter_free(iter_sub);
 260                                         if (value != NULL && (strlen(value) > 0))
 261                                                 netconfig_default_connection_info.proxy = g_strdup(value);
 262                                 } else if (g_strcmp0(key2, "Method") == 0) {
 263                                         if (g_variant_is_of_type(variant2, G_VARIANT_TYPE_STRING)) {
 264                                                 g_free(key2);
 265                                                 g_variant_unref(variant2);
 266                                                 break;
 267                                         }
 268
 269                                         value = g_variant_get_string(variant2, NULL);
 270                                         if (g_strcmp0(value, "direct") == 0) {
 271                                                 g_free(netconfig_default_connection_info.proxy);
 272                                                 netconfig_default_connection_info.proxy = NULL;
 273
 274                                                 g_free(key2);
 275                                                 g_variant_unref(variant2);
 276                                                 break;
 277                                         }
 278                                 }
 279                         }
 280                         g_variant_iter_free(iter1);
 281                 } else if (g_strcmp0(key, "Frequency") == 0) {
 282                         if (g_variant_is_of_type(next, G_VARIANT_TYPE_UINT16)) {
 283                                 freq = g_variant_get_uint16(next);
 284                                 netconfig_default_connection_info.freq = freq;
 285                         }
 286                 }
 287         }
 288
 289 done:
 290         if (message)
 291                 g_variant_unref(message);
 292
 293         if (iter)
 294                 g_variant_iter_free(iter);
 295
 296         if (service)
 297                 g_variant_iter_free(service);
 298
 299         return;
 300 }
 301
 302 static void __netconfig_adjust_tcp_buffer_size(void)
 303 {
 304         int fdr = 0, fdw = 0;
 305         int fdrmax = 0, fdwmax = 0;
 306         const char *rbuf_size = NULL;
 307         const char *wbuf_size = NULL;
 308         const char *rmax_size = NULL;
 309         const char *wmax_size = NULL;
 310         const char *profile = netconfig_get_default_profile();
 311
 312         if (profile == NULL) {
 313                 DBG("There is no default connection");
 314
 315                 rbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_READ;
 316                 wbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_WRITE;
 317         } else if (netconfig_is_wifi_profile(profile) == TRUE) {
 318                 DBG("Default connection: Wi-Fi");
 319
 320                 rbuf_size = NET_TCP_BUFFERSIZE_WIFI_READ;
 321                 wbuf_size = NET_TCP_BUFFERSIZE_WIFI_WRITE;
 322                 rmax_size = NET_TCP_BUFFERSIZE_WIFI_RMEM_MAX;
 323                 wmax_size = NET_TCP_BUFFERSIZE_WIFI_WMEM_MAX;
 324         } else if (netconfig_is_cellular_profile(profile) == TRUE) {
 325                 TapiHandle *tapi_handle = NULL;
 326                 int telephony_svctype = 0, telephony_pstype = 0;
 327
 328                 tapi_handle = (TapiHandle *)netconfig_tel_init();
 329                 if (NULL != tapi_handle) {
 330                         tel_get_property_int(tapi_handle,
 331                                         TAPI_PROP_NETWORK_SERVICE_TYPE,
 332                                         &telephony_svctype);
 333                         tel_get_property_int(tapi_handle, TAPI_PROP_NETWORK_PS_TYPE,
 334                                         &telephony_pstype);
 335                         netconfig_tel_deinit();
 336                 }
 337
 338                 DBG("Default cellular %d, %d", telephony_svctype, telephony_pstype);
 339
 340                 switch (telephony_pstype) {
 341                 case VCONFKEY_TELEPHONY_PSTYPE_HSPA:
 342                         rbuf_size = NET_TCP_BUFFERSIZE_HSPA_READ;
 343                         wbuf_size = NET_TCP_BUFFERSIZE_HSPA_WRITE;
 344                         break;
 345                 case VCONFKEY_TELEPHONY_PSTYPE_HSUPA:
 346                         rbuf_size = NET_TCP_BUFFERSIZE_HSUPA_READ;
 347                         wbuf_size = NET_TCP_BUFFERSIZE_HSDPA_WRITE;
 348                         break;
 349                 case VCONFKEY_TELEPHONY_PSTYPE_HSDPA:
 350                         rbuf_size = NET_TCP_BUFFERSIZE_HSDPA_READ;
 351                         wbuf_size = NET_TCP_BUFFERSIZE_HSDPA_WRITE;
 352                         break;
 353 #if !defined TIZEN_WEARABLE
 354                 case VCONFKEY_TELEPHONY_PSTYPE_HSPAP:
 355                         rbuf_size = NET_TCP_BUFFERSIZE_HSPAP_READ;
 356                         wbuf_size = NET_TCP_BUFFERSIZE_HSPAP_WRITE;
 357                         break;
 358 #endif
 359                 default:
 360                         switch (telephony_svctype) {
 361                         case VCONFKEY_TELEPHONY_SVCTYPE_LTE:
 362                                 rbuf_size = NET_TCP_BUFFERSIZE_LTE_READ;
 363                                 wbuf_size = NET_TCP_BUFFERSIZE_LTE_WRITE;
 364                                 rmax_size = NET_TCP_BUFFERSIZE_LTE_RMEM_MAX;
 365                                 break;
 366                         case VCONFKEY_TELEPHONY_SVCTYPE_3G:
 367                                 rbuf_size = NET_TCP_BUFFERSIZE_UMTS_READ;
 368                                 wbuf_size = NET_TCP_BUFFERSIZE_UMTS_WRITE;
 369                                 break;
 370                         case VCONFKEY_TELEPHONY_SVCTYPE_2_5G_EDGE:
 371                                 rbuf_size = NET_TCP_BUFFERSIZE_EDGE_READ;
 372                                 wbuf_size = NET_TCP_BUFFERSIZE_EDGE_WRITE;
 373                                 break;
 374                         case VCONFKEY_TELEPHONY_SVCTYPE_2_5G:
 375                                 rbuf_size = NET_TCP_BUFFERSIZE_GPRS_READ;
 376                                 wbuf_size = NET_TCP_BUFFERSIZE_GPRS_WRITE;
 377                                 break;
 378                         default:
 379                                 /* TODO: Check LTE support */
 380                                 rbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_READ;
 381                                 wbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_WRITE;
 382                                 break;
 383                         }
 384                         break;
 385                 }
 386         } else {
 387                 DBG("Default TCP buffer configured");
 388
 389                 rbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_READ;
 390                 wbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_WRITE;
 391         }
 392
 393         if (rbuf_size != NULL) {
 394                 fdr = open(NET_PROC_SYS_NET_IPV4_TCP_RMEM, O_RDWR | O_CLOEXEC);
 395
 396                 if (fdr < 0 || write(fdr, rbuf_size, strlen(rbuf_size)) < 0)
 397                         ERR("Failed to set TCP read buffer size");
 398
 399                 if (fdr >= 0)
 400                         close(fdr);
 401         }
 402
 403         if (wbuf_size != NULL) {
 404                 fdw = open(NET_PROC_SYS_NET_IPv4_TCP_WMEM, O_RDWR | O_CLOEXEC);
 405
 406                 if (fdw < 0 || write(fdw, wbuf_size, strlen(wbuf_size)) < 0)
 407                         ERR("Failed to set TCP write buffer size");
 408
 409                 if (fdw >= 0)
 410                         close(fdw);
 411         }
 412
 413         /* As default */
 414         if (rmax_size == NULL)
 415                 rmax_size = NET_TCP_BUFFERSIZE_WIFI_RMEM_MAX;
 416         if (wmax_size == NULL)
 417                 wmax_size = NET_TCP_BUFFERSIZE_WIFI_WMEM_MAX;
 418
 419         if (rmax_size != NULL) {
 420                 fdrmax = open(NET_PROC_SYS_NET_CORE_RMEM_MAX, O_RDWR | O_CLOEXEC);
 421
 422                 if (fdrmax < 0 || write(fdrmax, rmax_size, strlen(rmax_size)) < 0)
 423                         ERR("Failed to set TCP rmem_max size");
 424
 425                 if (fdrmax >= 0)
 426                         close(fdrmax);
 427         }
 428
 429         if (wmax_size != NULL) {
 430                 fdwmax = open(NET_PROC_SYS_NET_CORE_WMEM_MAX, O_RDWR | O_CLOEXEC);
 431
 432                 if (fdwmax < 0 || write(fdwmax, wmax_size, strlen(wmax_size)) < 0)
 433                         ERR("Failed to set TCP wmem_max size");
 434
 435                 if (fdwmax >= 0)
 436                         close(fdwmax);
 437         }
 438 }
 439
 440 static void __netconfig_update_default_connection_info(void)
 441 {
 442         int old_network_status = 0;
 443         const char *profile = netconfig_get_default_profile();
 444         const char *ip_addr = netconfig_get_default_ipaddress();
 445         const char *ip_addr6 = netconfig_get_default_ipaddress6();
 446         const char *proxy_addr = netconfig_get_default_proxy();
 447         unsigned int freq = netconfig_get_default_frequency();
 448
 449         if (emulator_is_emulated() == TRUE) {
 450                 if (ip_addr != NULL)
 451                         netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, ip_addr);
 452                 else
 453                         netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "");
 454                 return;
 455         }
 456
 457         if (profile == NULL)
 458                 DBG("Reset network state configuration");
 459         else
 460                 DBG("%s: ip(%s) proxy(%s)", profile, ip_addr, proxy_addr);
 461
 462         netconfig_vconf_get_int(VCONFKEY_NETWORK_STATUS, &old_network_status);
 463
 464         if (profile == NULL && old_network_status != VCONFKEY_NETWORK_OFF) {
 465                 netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_OFF);
 466
 467                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "");
 468                 netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, "");
 469
 470                 netconfig_set_vconf_int(VCONFKEY_NETWORK_CONFIGURATION_CHANGE_IND, 0);
 471                 netconfig_set_vconf_int("memory/private/wifi/frequency", 0);
 472
 473                 DBG("Successfully clear IP and PROXY up");
 474
 475         } else if (profile != NULL) {
 476                 char *old_ip = vconf_get_str(VCONFKEY_NETWORK_IP);
 477                 char *old_proxy = vconf_get_str(VCONFKEY_NETWORK_PROXY);
 478
 479                 if (netconfig_is_wifi_profile(profile) == TRUE) {
 480                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_WIFI);
 481                         netconfig_set_vconf_int("memory/private/wifi/frequency", freq);
 482
 483                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 484                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_WIFI);
 485                 } else if (netconfig_is_cellular_profile(profile)) {
 486
 487                         if (!netconfig_is_cellular_internet_profile(profile)) {
 488                                 DBG("connection is not a internet profile - stop to update the cellular state");
 489                                 return;
 490                         }
 491
 492                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_CELLULAR);
 493
 494                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 495                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_CELLULAR);
 496                 } else if (netconfig_is_ethernet_profile(profile) == TRUE) {
 497                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_ETHERNET);
 498                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 499                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_ETHERNET);
 500                 } else if (netconfig_is_bluetooth_profile(profile) == TRUE) {
 501                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_BLUETOOTH);
 502                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 503                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_BT);
 504                 } else{
 505                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_OFF);
 506                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 507                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_DISCONNECTED);
 508                 }
 509
 510                 if (g_strcmp0(old_ip, ip_addr) != 0 || old_ip == NULL) {
 511                         if (ip_addr != NULL)
 512                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, ip_addr);
 513                         else if (ip_addr6 != NULL)
 514                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, ip_addr6);
 515                         else
 516                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "");
 517                 }
 518                 g_free(old_ip);
 519
 520                 if (g_strcmp0(old_proxy, proxy_addr) != 0) {
 521                         if (proxy_addr == NULL)
 522                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, "");
 523                         else
 524                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, proxy_addr);
 525                 }
 526                 g_free(old_proxy);
 527
 528                 netconfig_set_vconf_int(VCONFKEY_NETWORK_CONFIGURATION_CHANGE_IND, 1);
 529
 530                 DBG("Successfully update default network configuration");
 531         }
 532
 533         __netconfig_adjust_tcp_buffer_size();
 534 }
 535
 536 static gboolean __netconfig_is_tech_state_connected(void)
 537 {
 538         gboolean ret = FALSE;
 539         GVariant *message = NULL, *variant;
 540         GVariantIter *iter, *next;
 541         gchar *path;
 542         gchar *key;
 543
 544         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 545                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 546                         "GetTechnologies", NULL);
 547
 548         if (message == NULL) {
 549                 DBG("Fail to get technology state");
 550                 return FALSE;
 551         }
 552
 553         g_variant_get(message, "(a(oa{sv}))", &iter);
 554         while (g_variant_iter_loop(iter, "(oa{sv})", &path, &next)) {
 555                 if (path == NULL)
 556                         continue;
 557
 558                 while (g_variant_iter_loop(next, "{sv}", &key, &variant)) {
 559                         gboolean data;
 560                         if (g_strcmp0(key, "Connected") == 0) {
 561                                 data = g_variant_get_boolean(variant);
 562                                 DBG("%s [%s: %s]", path, key, data ? "True" : "False");
 563                                 if (TRUE == data) {
 564                                         ret = TRUE;
 565                                         g_free(path);
 566                                         g_free(key);
 567                                         g_variant_unref(variant);
 568                                         g_variant_iter_free(next);
 569                                         goto done;
 570                                 }
 571                         }
 572                 }
 573         }
 574
 575 done:
 576         g_variant_iter_free(iter);
 577         g_variant_unref(message);
 578
 579         return ret;
 580 }
 581
 582 static void __netconfig_update_if_service_connected(void)
 583 {
 584         GVariant *message = NULL, *var;
 585         GVariantIter *iter, *next;
 586         gchar *path;
 587         gchar *key;
 588
 589         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 590                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 591                         "GetServices", NULL);
 592
 593         if (message == NULL) {
 594                 ERR("Failed to get services");
 595                 return;
 596         }
 597
 598         g_variant_get(message, "(a(oa{sv}))", &iter);
 599         while (g_variant_iter_loop(iter, "(oa{sv})", &path, &next)) {
 600                 if (path == NULL)
 601                         continue;
 602
 603                 if (g_str_has_prefix(path,
 604                                                 CONNMAN_WIFI_SERVICE_PROFILE_PREFIX) == TRUE) {
 605                         if (g_strrstr(path + strlen(CONNMAN_WIFI_SERVICE_PROFILE_PREFIX),
 606                                                         "hidden") != NULL) {
 607                                 /* skip hidden profiles */
 608                                 continue;
 609                         }
 610                         /* Process this */
 611                 } else if (g_str_has_prefix(path,
 612                                                 CONNMAN_CELLULAR_SERVICE_PROFILE_PREFIX) == TRUE) {
 613                         /* Process this */
 614                 } else {
 615                         continue;
 616                 }
 617
 618                 while (g_variant_iter_loop(next, "{sv}", &key, &var)) {
 619                         if (g_strcmp0(key, "State") == 0) {
 620                                 const gchar *sdata = NULL;
 621                                 sdata = g_variant_get_string(var, NULL);
 622                                 DBG("%s [%s: %s]", path, key, sdata);
 623
 624                                 if (g_strcmp0(sdata, "online") == 0 || g_strcmp0(sdata, "ready") == 0) {
 625
 626                                         /* Found a connected WiFi / 3G service.
 627                                          * Lets update the default profile info.
 628                                          */
 629                                         netconfig_update_default_profile((const gchar*)path);
 630                                         g_free(key);
 631                                         g_free(path);
 632                                         g_variant_unref(var);
 633                                         g_variant_iter_free(next);
 634                                         goto done;
 635                                 }
 636                         }
 637                 }
 638         }
 639 done:
 640         g_variant_iter_free(iter);
 641         g_variant_unref(message);
 642
 643         return;
 644 }
 645
 646 static void __netconfig_network_notify_result(const char *sig_name, const char *key)
 647 {
 648         GVariantBuilder *builder;
 649         GVariant *params;
 650
 651         INFO("[Signal] %s %s", sig_name, key);
 652
 653         builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
 654         g_variant_builder_add(builder, "{sv}", "key", g_variant_new_string(key));
 655
 656         params = g_variant_new("(@a{sv})", g_variant_builder_end(builder));
 657         g_variant_builder_unref(builder);
 658
 659         netconfig_dbus_emit_signal(NULL,
 660                                 NETCONFIG_NETWORK_PATH,
 661                                 NETCONFIG_NETWORK_INTERFACE,
 662                                 sig_name,
 663                                 params);
 664
 665         return;
 666 }
 667
 668 const char *netconfig_get_default_profile(void)
 669 {
 670         return netconfig_default_connection_info.profile;
 671 }
 672
 673 const char *netconfig_get_default_ifname(void)
 674 {
 675         return netconfig_default_connection_info.ifname;
 676 }
 677
 678 const char *netconfig_get_default_ipaddress(void)
 679 {
 680         return netconfig_default_connection_info.ipaddress;
 681 }
 682
 683 const char *netconfig_get_default_ipaddress6(void)
 684 {
 685         return netconfig_default_connection_info.ipaddress6;
 686 }
 687
 688 const char *netconfig_get_default_proxy(void)
 689 {
 690         return netconfig_default_connection_info.proxy;
 691 }
 692
 693 unsigned int netconfig_get_default_frequency(void)
 694 {
 695         return netconfig_default_connection_info.freq;
 696 }
 697
 698 const char *netconfig_wifi_get_connected_essid(const char *default_profile)
 699 {
 700         if (default_profile == NULL)
 701                 return NULL;
 702
 703         if (netconfig_is_wifi_profile(default_profile) != TRUE)
 704                 return NULL;
 705
 706         if (g_strcmp0(default_profile, netconfig_default_connection_info.profile) != 0)
 707                 return NULL;
 708
 709         return netconfig_default_connection_info.essid;
 710 }
 711
 712 static int __netconfig_reset_ipv4_socket(void)
 713 {
 714         int ret;
 715         int fd;
 716         struct ifreq ifr;
 717         struct sockaddr_in sai;
 718         const char *ipaddr = netconfig_get_default_ipaddress();
 719         DBG("ipaddr-[%s]", ipaddr);
 720
 721         if (!ipaddr)
 722                 return -1;
 723
 724         fd = socket(AF_INET, SOCK_DGRAM, 0);
 725         if (fd < 0)
 726                 return -1;
 727
 728         memset(&sai, 0, sizeof(struct sockaddr_in));
 729         sai.sin_family = AF_INET;
 730         sai.sin_port = 0;
 731         if (!inet_aton(ipaddr, &sai.sin_addr)) {
 732                 DBG("fail to inet_aton()");
 733                 close(fd);
 734                 return -1;
 735         }
 736
 737         memset(&ifr, 0, sizeof(struct ifreq));
 738         memcpy(&ifr.ifr_addr, &sai, sizeof(sai));
 739         g_strlcpy((char *)ifr.ifr_name, WIFI_IFNAME, IFNAMSIZ);
 740
 741 #ifndef SIOCKILLADDR
 742 #define SIOCKILLADDR    0x8939
 743 #endif
 744
 745         ret = ioctl(fd, SIOCKILLADDR, &ifr);
 746         if (ret < 0) {
 747                 DBG("fail to ioctl[SIOCKILLADDR]");
 748                 close(fd);
 749                 return -1;
 750         }
 751
 752         close(fd);
 753         return 0;
 754 }
 755
 756 void netconfig_update_default_profile(const char *profile)
 757 {
 758         static char *old_profile = NULL;
 759
 760         /* It's automatically updated by signal-handler
 761          * DO NOT update manually
 762          *
 763          * It is going to update default connection information
 764          */
 765
 766         if (netconfig_default_connection_info.profile != NULL) {
 767
 768                 if (netconfig_is_wifi_profile(netconfig_default_connection_info.profile))
 769                         __netconfig_reset_ipv4_socket();
 770
 771                 g_free(old_profile);
 772                 old_profile = strdup(netconfig_default_connection_info.profile);
 773
 774                 g_free(netconfig_default_connection_info.profile);
 775                 netconfig_default_connection_info.profile = NULL;
 776
 777                 g_free(netconfig_default_connection_info.ifname);
 778                 netconfig_default_connection_info.ifname = NULL;
 779
 780                 g_free(netconfig_default_connection_info.ipaddress);
 781                 netconfig_default_connection_info.ipaddress = NULL;
 782
 783                 g_free(netconfig_default_connection_info.ipaddress6);
 784                 netconfig_default_connection_info.ipaddress6 = NULL;
 785
 786                 g_free(netconfig_default_connection_info.proxy);
 787                 netconfig_default_connection_info.proxy = NULL;
 788
 789                 netconfig_default_connection_info.freq = 0;
 790
 791                 if (wifi_state_get_service_state() != NETCONFIG_WIFI_CONNECTED) {
 792                         g_free(netconfig_default_connection_info.essid);
 793                         netconfig_default_connection_info.essid = NULL;
 794                 }
 795         }
 796
 797         /* default profile is NULL and new connected profile is NULL */
 798         if (!profile) {
 799                 profile = __netconfig_get_default_profile();
 800
 801                 if (profile && netconfig_is_cellular_profile(profile) &&
 802                         !netconfig_is_cellular_internet_profile(profile)) {
 803                         DBG("not a default cellular profile");
 804                         profile = NULL;
 805                 }
 806
 807                 if (!profile) {
 808                         __netconfig_update_default_connection_info();
 809                         return;
 810                 }
 811         }
 812
 813         netconfig_default_connection_info.profile = g_strdup(profile);
 814         __netconfig_get_default_connection_info(profile);
 815         __netconfig_update_default_connection_info();
 816
 817 }
 818
 819 void netconfig_update_default(void)
 820 {
 821         if (__netconfig_is_tech_state_connected() == TRUE)
 822                 __netconfig_update_if_service_connected();
 823         else
 824                 __netconfig_adjust_tcp_buffer_size();
 825 }
 826
 827 char *netconfig_get_ifname(const char *profile)
 828 {
 829         GVariant *message = NULL, *variant;
 830         GVariantIter *iter, *next, *service;
 831         gchar *obj_path;
 832         gchar *key;
 833         gchar *key1;
 834         const gchar *value = NULL;
 835         gchar *ifname = NULL;
 836         gboolean found_profile = 0;
 837
 838         if (profile == NULL)
 839                 return NULL;
 840
 841         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 842                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 843                         "GetServices", NULL);
 844         if (message == NULL) {
 845                 ERR("Failed to get services informations");
 846                 return NULL;
 847         }
 848
 849         g_variant_get(message, "(a(oa{sv}))", &service);
 850         while (g_variant_iter_loop(service, "(oa{sv})", &obj_path, &iter)) {
 851                 if (g_strcmp0(obj_path, profile) == 0) {
 852                         g_free(obj_path);
 853                         found_profile = 1;
 854                         break;
 855                 }
 856         }
 857
 858         if (found_profile == 0) {
 859                 ERR("Profile %s doesn't exist", profile);
 860                 g_variant_iter_free(service);
 861                 g_variant_unref(message);
 862                 return NULL;
 863         }
 864
 865         while (g_variant_iter_loop(iter, "{sv}", &key, &next)) {
 866                 if (g_strcmp0(key, "Ethernet") == 0) {
 867                         while (g_variant_iter_loop(next, "{sv}", &key1, &variant)) {
 868                                 if (g_strcmp0(key1, "Interface") == 0) {
 869                                         value = g_variant_get_string(variant, NULL);
 870                                         if (ifname)
 871                                                 g_free(ifname);
 872                                         ifname = g_strdup(value);
 873                                 }
 874                         }
 875                 }
 876         }
 877
 878         g_variant_unref(message);
 879
 880         g_variant_iter_free(service);
 881         g_variant_iter_free(iter);
 882
 883         return ifname;
 884 }
 885
 886 /* Check Ethernet Cable Plug-in /Plug-out Status */
 887 void netconfig_network_notify_ethernet_cable_state(const char *key)
 888 {
 889         __netconfig_network_notify_result("EthernetCableState", key);
 890 }
 891
 892 static gboolean handle_add_route(
 893                 Network *object,
 894                 GDBusMethodInvocation *context,
 895                 gchar *ip_addr,
 896                 gchar *netmask,
 897                 gchar *interface,  gchar *gateway, gint address_family)
 898 {
 899         const gchar *path = ROUTE_EXEC_PATH;
 900         gchar *const args[] = { "/sbin/route", "add", "-net", ip_addr,
 901                 "netmask", netmask, "dev", interface, NULL };
 902         gchar *const envs[] = { NULL };
 903         const gchar* buf = NULL;
 904         gchar* ch = NULL;
 905         int prefix_len = 0;
 906         int pos = 0;
 907
 908         DBG("ip_addr(%s), netmask(%s), interface(%s), gateway(%s)", ip_addr, netmask, interface, gateway);
 909
 910         switch (address_family) {
 911         case AF_INET:
 912                 if (ip_addr == NULL || netmask == NULL || interface == NULL) {
 913                         ERR("Invalid parameter");
 914                         netconfig_error_invalid_parameter(context);
 915                         return FALSE;
 916                 }
 917
 918                 if (netconfig_execute_file(path, args, envs) < 0) {
 919                         DBG("Failed to add a new route");
 920                         netconfig_error_permission_denied(context);
 921                         return FALSE;
 922                 }
 923
 924                 break;
 925         case AF_INET6:
 926                 if (ip_addr == NULL || interface == NULL || gateway == NULL) {
 927                         ERR("Invalid parameter");
 928                         netconfig_error_invalid_parameter(context);
 929                         return FALSE;
 930                 }
 931
 932                 buf = ip_addr;
 933                 ch = strchr(buf, '/');
 934                 pos = ch - buf + 1;
 935                 if (ch) {
 936                         prefix_len = atoi(ch + 1);
 937                         ip_addr[pos-1] = '\0';
 938                 } else {
 939                         prefix_len = 128;
 940                 }
 941
 942                 if (netconfig_add_route_ipv6(ip_addr, interface, gateway, prefix_len) < 0) {
 943                         DBG("Failed to add a new route");
 944                         netconfig_error_permission_denied(context);
 945                         return FALSE;
 946                 }
 947                 break;
 948         default:
 949                 DBG("Unknown Address Family");
 950                 netconfig_error_invalid_parameter(context);
 951                 return FALSE;
 952         }
 953
 954         DBG("Successfully added a new route");
 955         network_complete_add_route(object, context, TRUE);
 956         return TRUE;
 957 }
 958
 959 static gboolean handle_remove_route(
 960                 Network *object,
 961                 GDBusMethodInvocation *context,
 962                 gchar *ip_addr,
 963                 gchar *netmask,
 964                 gchar *interface, gchar *gateway, gint address_family)
 965 {
 966         const char *path = ROUTE_EXEC_PATH;
 967         gchar *const args[] = { "/sbin/route", "del", "-net", ip_addr,
 968                 "netmask", netmask, "dev", interface, NULL };
 969         char *const envs[] = { NULL };
 970         const char* buf = NULL;
 971         char* ch = NULL;
 972         int prefix_len = 0;
 973         int pos = 0;
 974
 975         DBG("ip_addr(%s), netmask(%s), interface(%s), gateway(%s)", ip_addr, netmask, interface, gateway);
 976
 977         switch (address_family) {
 978         case AF_INET:
 979                 if (ip_addr == NULL || netmask == NULL || interface == NULL) {
 980                         DBG("Invalid parameter!");
 981                         netconfig_error_invalid_parameter(context);
 982                         return FALSE;
 983                 }
 984                 if (netconfig_execute_file(path, args, envs) < 0) {
 985                         DBG("Failed to remove the route");
 986                         netconfig_error_permission_denied(context);
 987                         return FALSE;
 988                 }
 989                 break;
 990         case AF_INET6:
 991                 if (ip_addr == NULL || interface == NULL || gateway == NULL) {
 992                         DBG("Invalid parameter!");
 993                         netconfig_error_invalid_parameter(context);
 994                         return FALSE;
 995                 }
 996
 997                 buf = ip_addr;
 998                 ch = strchr(buf, '/');
 999                 pos = ch - buf + 1;
1000                 if (ch) {
1001                         prefix_len = atoi(ch + 1);
1002                         ip_addr[pos-1] = '\0';
1003                 } else {
1004                         prefix_len = 128;
1005                 }
1006
1007                 if (netconfig_del_route_ipv6(ip_addr, interface, gateway, prefix_len) < 0) {
1008                         DBG("Failed to remove the route");
1009                         netconfig_error_permission_denied(context);
1010                         return FALSE;
1011                 }
1012                 break;
1013         default:
1014                 DBG("Unknown Address Family");
1015                 netconfig_error_invalid_parameter(context);
1016                 return FALSE;
1017         }
1018
1019         DBG("Successfully removed the route");
1020         network_complete_remove_route(object, context, TRUE);
1021         return TRUE;
1022 }
1023
1024 static gboolean handle_check_get_privilege(Network *object,
1025                 GDBusMethodInvocation *context)
1026 {
1027         network_complete_check_get_privilege(object, context);
1028         return TRUE;
1029 }
1030
1031
1032 static gboolean handle_check_profile_privilege(Network *object,
1033                 GDBusMethodInvocation *context)
1034 {
1035         network_complete_check_profile_privilege(object, context);
1036         return TRUE;
1037 }
1038
1039 static gboolean handle_check_internet_privilege(Network *object,
1040                 GDBusMethodInvocation *context)
1041 {
1042         network_complete_check_internet_privilege(object, context);
1043         return TRUE;
1044 }
1045
1046 gboolean handle_ethernet_cable_state(Network *object,
1047         GDBusMethodInvocation *context)
1048 {
1049         int ret = 0;
1050         int state = 0;
1051
1052         ret = netconfig_get_ethernet_cable_state(&state);
1053         if (ret != 0) {
1054                 DBG("Failed to get ethernet cable state");
1055                 netconfig_error_fail_ethernet_cable_state(context);
1056                 return FALSE;
1057         }
1058
1059         DBG("Successfully get ethernet cable state[%d]", state);
1060         network_complete_ethernet_cable_state(object, context, state);
1061         return TRUE;
1062 }
1063
1064 void state_object_create_and_init(void)
1065 {
1066         DBG("Creating network state object");
1067         GDBusInterfaceSkeleton *interface_network = NULL;
1068         GDBusConnection *connection = NULL;
1069         GDBusObjectManagerServer *server = netdbus_get_state_manager();
1070         if (server == NULL)
1071                 return;
1072
1073         connection = netdbus_get_connection();
1074         g_dbus_object_manager_server_set_connection(server, connection);
1075
1076         /*Interface netconfig.network*/
1077         netconfigstate = network_skeleton_new();
1078
1079         interface_network = G_DBUS_INTERFACE_SKELETON(netconfigstate);
1080         g_signal_connect(netconfigstate, "handle-add-route",
1081                                 G_CALLBACK(handle_add_route), NULL);
1082         g_signal_connect(netconfigstate, "handle-check-get-privilege",
1083                                 G_CALLBACK(handle_check_get_privilege), NULL);
1084         g_signal_connect(netconfigstate, "handle-check-profile-privilege",
1085                                 G_CALLBACK(handle_check_profile_privilege), NULL);
1086         g_signal_connect(netconfigstate, "handle-check-internet-privilege",
1087                                 G_CALLBACK(handle_check_internet_privilege), NULL);
1088         g_signal_connect(netconfigstate, "handle-ethernet-cable-state",
1089                                 G_CALLBACK(handle_ethernet_cable_state), NULL);
1090         g_signal_connect(netconfigstate, "handle-remove-route",
1091                                 G_CALLBACK(handle_remove_route), NULL);
1092         g_signal_connect(netconfigstate, "handle-launch-mdns",
1093                                 G_CALLBACK(handle_launch_mdns), NULL);
1094         g_signal_connect(netconfigstate, "handle-device-policy-set-wifi",
1095                                 G_CALLBACK(handle_device_policy_set_wifi), NULL);
1096         g_signal_connect(netconfigstate, "handle-device-policy-get-wifi",
1097                                 G_CALLBACK(handle_device_policy_get_wifi), NULL);
1098         g_signal_connect(netconfigstate, "handle-device-policy-set-wifi-profile",
1099                                 G_CALLBACK(handle_device_policy_set_wifi_profile), NULL);
1100         g_signal_connect(netconfigstate, "handle-device-policy-get-wifi-profile",
1101                                 G_CALLBACK(handle_device_policy_get_wifi_profile), NULL);
1102
1103         if (!g_dbus_interface_skeleton_export(interface_network, connection,
1104                         NETCONFIG_NETWORK_STATE_PATH, NULL)) {
1105                 ERR("Export with path failed");
1106         }
1107 }
1108
1109 void state_object_deinit(void)
1110 {
1111         g_object_unref(netconfigstate);
1112 }