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 #include <bundle.h>
  32 #include <bundle_internal.h>
  33 #include <eventsystem.h>
  34
  35 #include "log.h"
  36 #include "util.h"
  37 #include "netdbus.h"
  38 #include "neterror.h"
  39 #include "emulator.h"
  40 #include "wifi-state.h"
  41 #include "wifi-power.h"
  42 #include "network-state.h"
  43 #include "network-dpm.h"
  44 #include "network-monitor.h"
  45 #include "netsupplicant.h"
  46 #include "wifi-tel-intf.h"
  47 #include "clatd-handler.h"
  48
  49 #include "generated-code.h"
  50 /* Define TCP buffer sizes for various networks */
  51 /* ReadMin, ReadInitial, ReadMax */ /* WriteMin, WriteInitial, WriteMax */
  52 #define NET_TCP_BUFFERSIZE_DEFAULT_READ         "4096 87380 704512"
  53 #define NET_TCP_BUFFERSIZE_DEFAULT_WRITE        "4096 16384 110208"
  54 #define NET_TCP_BUFFERSIZE_WIFI_READ            "524288 1048576 2560000"
  55 #define NET_TCP_BUFFERSIZE_WIFI_WRITE           "524288 1048576 2560000"
  56 #define NET_TCP_BUFFERSIZE_LTE_READ             "524288 1048576 2560000"
  57 #define NET_TCP_BUFFERSIZE_LTE_WRITE            "524288 1048576 2560000"
  58 #define NET_TCP_BUFFERSIZE_UMTS_READ            "4094 87380 704512"
  59 #define NET_TCP_BUFFERSIZE_UMTS_WRITE           "4096 16384 110208"
  60 #define NET_TCP_BUFFERSIZE_HSPA_READ            "4092 87380 704512"
  61 #define NET_TCP_BUFFERSIZE_HSPA_WRITE           "4096 16384 262144"
  62 #define NET_TCP_BUFFERSIZE_HSDPA_READ           "4092 87380 704512"
  63 #define NET_TCP_BUFFERSIZE_HSDPA_WRITE          "4096 16384 262144"
  64 #define NET_TCP_BUFFERSIZE_HSUPA_READ           "4092 87380 704512"
  65 #define NET_TCP_BUFFERSIZE_HSUPA_WRITE          "4096 16384 262144"
  66 #define NET_TCP_BUFFERSIZE_HSPAP_READ           "4092 87380 1220608"
  67 #define NET_TCP_BUFFERSIZE_HSPAP_WRITE          "4096 16384 1220608"
  68 #define NET_TCP_BUFFERSIZE_EDGE_READ            "4093 26280 35040"
  69 #define NET_TCP_BUFFERSIZE_EDGE_WRITE           "4096 16384 35040"
  70 #define NET_TCP_BUFFERSIZE_GPRS_READ            "4096 30000 30000"
  71 #define NET_TCP_BUFFERSIZE_GPRS_WRITE           "4096 8760 11680"
  72
  73 #define NET_TCP_BUFFERSIZE_WIFI_RMEM_MAX        "1048576"
  74 #define NET_TCP_BUFFERSIZE_WIFI_WMEM_MAX        "2097152"
  75 #define NET_TCP_BUFFERSIZE_LTE_RMEM_MAX         "5242880"
  76
  77 #define NET_TCP_BUFFERSIZE_WIFID_WMEM_MAX       "2097152"
  78
  79 #define NET_PROC_SYS_NET_IPV4_TCP_RMEM          "/proc/sys/net/ipv4/tcp_rmem"
  80 #define NET_PROC_SYS_NET_IPv4_TCP_WMEM          "/proc/sys/net/ipv4/tcp_wmem"
  81 #define NET_PROC_SYS_NET_CORE_RMEM_MAX          "/proc/sys/net/core/rmem_max"
  82 #define NET_PROC_SYS_NET_CORE_WMEM_MAX          "/proc/sys/net/core/wmem_max"
  83
  84 #define ROUTE_EXEC_PATH                                         "/sbin/route"
  85
  86 static Network *netconfigstate = NULL;
  87
  88 struct netconfig_default_connection {
  89         char *profile;
  90         char *ifname;
  91         char *ipaddress;
  92         char *ipaddress6;
  93         char *proxy;
  94         char *essid;
  95         unsigned int freq;
  96 };
  97
  98 static struct netconfig_default_connection
  99                                 netconfig_default_connection_info = { NULL, };
 100
 101 gboolean netconfig_iface_network_state_ethernet_cable_state(gint32 *state);
 102
 103 static gboolean __netconfig_is_connected(GVariantIter *array)
 104 {
 105         gboolean is_connected = FALSE;
 106         GVariant *variant = NULL;
 107         gchar *key = NULL;
 108         const gchar *value = NULL;
 109
 110         while (g_variant_iter_loop(array, "{sv}", &key, &variant)) {
 111                 if (g_strcmp0(key, "State") != 0)
 112                         continue;
 113
 114                 if (g_variant_is_of_type(variant, G_VARIANT_TYPE_STRING)) {
 115                         value = g_variant_get_string(variant, NULL);
 116                         if (g_strcmp0(value, "ready") == 0 || g_strcmp0(value, "online") == 0)
 117                                 is_connected = TRUE;
 118                 }
 119
 120                 g_free(key);
 121                 g_variant_unref(variant);
 122                 break;
 123         }
 124
 125         return is_connected;
 126 }
 127
 128 static char *__netconfig_get_default_profile(void)
 129 {
 130         GVariant *message = NULL;
 131         GVariantIter *iter;
 132         GVariantIter *next;
 133         gchar *default_profile = NULL;
 134         gchar *object_path;
 135
 136         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 137                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 138                         "GetServices", NULL);
 139         if (message == NULL) {
 140                 ERR("Failed to get profiles");
 141                 return NULL;
 142         }
 143
 144         g_variant_get(message, "(a(oa{sv}))", &iter);
 145         while (g_variant_iter_loop(iter, "(oa{sv})", &object_path, &next)) {
 146                 if (object_path == NULL)
 147                         continue;
 148
 149                 if (netconfig_is_cellular_profile(object_path) && !netconfig_is_cellular_internet_profile(object_path))
 150                         continue;
 151
 152                 if (__netconfig_is_connected(next) == TRUE) {
 153                         default_profile = g_strdup(object_path);
 154                         g_free(object_path);
 155                         g_variant_iter_free(next);
 156                         break;
 157                 }
 158         }
 159         g_variant_iter_free(iter);
 160         g_variant_unref(message);
 161
 162         return default_profile;
 163 }
 164
 165 static void __netconfig_get_default_connection_info(const char *profile)
 166 {
 167         GVariant *message = NULL, *variant = NULL, *variant2 = NULL;
 168         GVariantIter *iter = NULL, *iter1 = NULL,  *service = NULL;
 169         GVariant *next = NULL;
 170         gchar *obj_path;
 171         gchar *key = NULL;
 172         gchar *key1 = NULL;
 173         gchar *key2 = NULL;
 174         gboolean found_profile = 0;
 175
 176         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 177                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 178                         "GetServices", NULL);
 179         if (message == NULL) {
 180                 ERR("Failed to get services informations");
 181                 goto done;
 182         }
 183
 184         g_variant_get(message, "(a(oa{sv}))", &service);
 185         if (service == NULL) {
 186                 ERR("Failed to get services iter");
 187                 goto done;
 188         }
 189
 190         while (g_variant_iter_loop(service, "(oa{sv})", &obj_path, &iter)) {
 191                 if (g_strcmp0(obj_path, profile) == 0) {
 192                         g_free(obj_path);
 193                         found_profile = 1;
 194                         break;
 195                 }
 196         }
 197
 198         if (iter == NULL || found_profile == 0) {
 199                 ERR("Profile %s doesn't exist", profile);
 200                 goto done;
 201         }
 202
 203         while (g_variant_iter_loop(iter, "{sv}", &key, &next)) {
 204                 const gchar *value = NULL;
 205                 guint16 freq = 0;
 206                 if (g_strcmp0(key, "Name") == 0 &&
 207                                 netconfig_is_wifi_profile(profile) == TRUE) {
 208                         if (g_variant_is_of_type(next, G_VARIANT_TYPE_STRING)) {
 209                                 value = g_variant_get_string(next, NULL);
 210
 211                                 netconfig_default_connection_info.essid = g_strdup(value);
 212                         }
 213                 } else if (g_strcmp0(key, "Ethernet") == 0) {
 214                         g_variant_get(next, "a{sv}", &iter1);
 215                         if (iter1 == NULL)
 216                                 continue;
 217                         while (g_variant_iter_loop(iter1, "{sv}", &key1, &variant)) {
 218                                 if (g_strcmp0(key1, "Interface") == 0) {
 219                                         value = g_variant_get_string(variant, NULL);
 220                                         netconfig_default_connection_info.ifname = g_strdup(value);
 221                                 }
 222                         }
 223                         g_variant_iter_free(iter1);
 224                 } else if (g_strcmp0(key, "IPv4") == 0) {
 225                         g_variant_get(next, "a{sv}", &iter1);
 226                         if (iter1 == NULL)
 227                                 continue;
 228                         while (g_variant_iter_loop(iter1, "{sv}", &key1, &variant)) {
 229                                 if (g_strcmp0(key1, "Address") == 0) {
 230                                         value = g_variant_get_string(variant, NULL);
 231                                         netconfig_default_connection_info.ipaddress = g_strdup(value);
 232                                 }
 233                         }
 234                         g_variant_iter_free(iter1);
 235                 } else if (g_strcmp0(key, "IPv6") == 0) {
 236                         g_variant_get(next, "a{sv}", &iter1);
 237                         if (iter1 == NULL)
 238                                 continue;
 239                         while (g_variant_iter_loop(iter1, "{sv}", &key1, &variant)) {
 240                                 if (g_strcmp0(key1, "Address") == 0) {
 241                                         value = g_variant_get_string(variant, NULL);
 242                                         netconfig_default_connection_info.ipaddress6 = g_strdup(value);
 243                                 }
 244                         }
 245                         g_variant_iter_free(iter1);
 246
 247                 } else if (g_strcmp0(key, "Proxy") == 0) {
 248                         g_variant_get(next, "a{sv}", &iter1);
 249                         if (iter1 == NULL)
 250                                 continue;
 251                         while (g_variant_iter_loop(iter1, "{sv}", &key2, &variant2)) {
 252                                 GVariantIter *iter_sub = NULL;
 253
 254                                 if (g_strcmp0(key2, "Servers") == 0) {
 255                                         if (!g_variant_is_of_type(variant2, G_VARIANT_TYPE_STRING_ARRAY)) {
 256                                                 g_free(key2);
 257                                                 g_variant_unref(variant2);
 258                                                 break;
 259                                         }
 260
 261                                         g_variant_get(variant2, "as", &iter_sub);
 262                                         g_variant_iter_loop(iter_sub, "s", &value);
 263                                         g_variant_iter_free(iter_sub);
 264                                         if (value != NULL && (strlen(value) > 0))
 265                                                 netconfig_default_connection_info.proxy = g_strdup(value);
 266                                 } else if (g_strcmp0(key2, "Method") == 0) {
 267                                         if (g_variant_is_of_type(variant2, G_VARIANT_TYPE_STRING)) {
 268                                                 g_free(key2);
 269                                                 g_variant_unref(variant2);
 270                                                 break;
 271                                         }
 272
 273                                         value = g_variant_get_string(variant2, NULL);
 274                                         if (g_strcmp0(value, "direct") == 0) {
 275                                                 g_free(netconfig_default_connection_info.proxy);
 276                                                 netconfig_default_connection_info.proxy = NULL;
 277
 278                                                 g_free(key2);
 279                                                 g_variant_unref(variant2);
 280                                                 break;
 281                                         }
 282                                 }
 283                         }
 284                         g_variant_iter_free(iter1);
 285                 } else if (g_strcmp0(key, "Frequency") == 0) {
 286                         if (g_variant_is_of_type(next, G_VARIANT_TYPE_UINT16)) {
 287                                 freq = g_variant_get_uint16(next);
 288                                 netconfig_default_connection_info.freq = freq;
 289                         }
 290                 }
 291         }
 292
 293 done:
 294         if (message)
 295                 g_variant_unref(message);
 296
 297         if (iter)
 298                 g_variant_iter_free(iter);
 299
 300         if (service)
 301                 g_variant_iter_free(service);
 302
 303         return;
 304 }
 305
 306 static void __netconfig_adjust_tcp_buffer_size(void)
 307 {
 308         int fdr = 0, fdw = 0;
 309         int fdrmax = 0, fdwmax = 0;
 310         const char *rbuf_size = NULL;
 311         const char *wbuf_size = NULL;
 312         const char *rmax_size = NULL;
 313         const char *wmax_size = NULL;
 314         const char *profile = netconfig_get_default_profile();
 315
 316         if (profile == NULL) {
 317                 DBG("There is no default connection");
 318
 319                 rbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_READ;
 320                 wbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_WRITE;
 321         } else if (netconfig_is_wifi_profile(profile) == TRUE) {
 322                 DBG("Default connection: Wi-Fi");
 323
 324                 rbuf_size = NET_TCP_BUFFERSIZE_WIFI_READ;
 325                 wbuf_size = NET_TCP_BUFFERSIZE_WIFI_WRITE;
 326                 rmax_size = NET_TCP_BUFFERSIZE_WIFI_RMEM_MAX;
 327                 wmax_size = NET_TCP_BUFFERSIZE_WIFI_WMEM_MAX;
 328         } else if (netconfig_is_cellular_profile(profile) == TRUE) {
 329                 TapiHandle *tapi_handle = NULL;
 330                 int telephony_svctype = 0, telephony_pstype = 0;
 331
 332                 tapi_handle = (TapiHandle *)netconfig_tel_init();
 333                 if (NULL != tapi_handle) {
 334                         tel_get_property_int(tapi_handle,
 335                                         TAPI_PROP_NETWORK_SERVICE_TYPE,
 336                                         &telephony_svctype);
 337                         tel_get_property_int(tapi_handle, TAPI_PROP_NETWORK_PS_TYPE,
 338                                         &telephony_pstype);
 339                         netconfig_tel_deinit();
 340                 }
 341
 342                 DBG("Default cellular %d, %d", telephony_svctype, telephony_pstype);
 343
 344                 switch (telephony_pstype) {
 345                 case VCONFKEY_TELEPHONY_PSTYPE_HSPA:
 346                         rbuf_size = NET_TCP_BUFFERSIZE_HSPA_READ;
 347                         wbuf_size = NET_TCP_BUFFERSIZE_HSPA_WRITE;
 348                         break;
 349                 case VCONFKEY_TELEPHONY_PSTYPE_HSUPA:
 350                         rbuf_size = NET_TCP_BUFFERSIZE_HSUPA_READ;
 351                         wbuf_size = NET_TCP_BUFFERSIZE_HSDPA_WRITE;
 352                         break;
 353                 case VCONFKEY_TELEPHONY_PSTYPE_HSDPA:
 354                         rbuf_size = NET_TCP_BUFFERSIZE_HSDPA_READ;
 355                         wbuf_size = NET_TCP_BUFFERSIZE_HSDPA_WRITE;
 356                         break;
 357 #if !defined TIZEN_WEARABLE
 358                 case VCONFKEY_TELEPHONY_PSTYPE_HSPAP:
 359                         rbuf_size = NET_TCP_BUFFERSIZE_HSPAP_READ;
 360                         wbuf_size = NET_TCP_BUFFERSIZE_HSPAP_WRITE;
 361                         break;
 362 #endif
 363                 default:
 364                         switch (telephony_svctype) {
 365                         case VCONFKEY_TELEPHONY_SVCTYPE_LTE:
 366                                 rbuf_size = NET_TCP_BUFFERSIZE_LTE_READ;
 367                                 wbuf_size = NET_TCP_BUFFERSIZE_LTE_WRITE;
 368                                 rmax_size = NET_TCP_BUFFERSIZE_LTE_RMEM_MAX;
 369                                 break;
 370                         case VCONFKEY_TELEPHONY_SVCTYPE_3G:
 371                                 rbuf_size = NET_TCP_BUFFERSIZE_UMTS_READ;
 372                                 wbuf_size = NET_TCP_BUFFERSIZE_UMTS_WRITE;
 373                                 break;
 374                         case VCONFKEY_TELEPHONY_SVCTYPE_2_5G_EDGE:
 375                                 rbuf_size = NET_TCP_BUFFERSIZE_EDGE_READ;
 376                                 wbuf_size = NET_TCP_BUFFERSIZE_EDGE_WRITE;
 377                                 break;
 378                         case VCONFKEY_TELEPHONY_SVCTYPE_2_5G:
 379                                 rbuf_size = NET_TCP_BUFFERSIZE_GPRS_READ;
 380                                 wbuf_size = NET_TCP_BUFFERSIZE_GPRS_WRITE;
 381                                 break;
 382                         default:
 383                                 /* TODO: Check LTE support */
 384                                 rbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_READ;
 385                                 wbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_WRITE;
 386                                 break;
 387                         }
 388                         break;
 389                 }
 390         } else {
 391                 DBG("Default TCP buffer configured");
 392
 393                 rbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_READ;
 394                 wbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_WRITE;
 395         }
 396
 397         if (rbuf_size != NULL) {
 398                 fdr = open(NET_PROC_SYS_NET_IPV4_TCP_RMEM, O_RDWR | O_CLOEXEC);
 399
 400                 if (fdr < 0 || write(fdr, rbuf_size, strlen(rbuf_size)) < 0)
 401                         ERR("Failed to set TCP read buffer size");
 402
 403                 if (fdr >= 0)
 404                         close(fdr);
 405         }
 406
 407         if (wbuf_size != NULL) {
 408                 fdw = open(NET_PROC_SYS_NET_IPv4_TCP_WMEM, O_RDWR | O_CLOEXEC);
 409
 410                 if (fdw < 0 || write(fdw, wbuf_size, strlen(wbuf_size)) < 0)
 411                         ERR("Failed to set TCP write buffer size");
 412
 413                 if (fdw >= 0)
 414                         close(fdw);
 415         }
 416
 417         /* As default */
 418         if (rmax_size == NULL)
 419                 rmax_size = NET_TCP_BUFFERSIZE_WIFI_RMEM_MAX;
 420         if (wmax_size == NULL)
 421                 wmax_size = NET_TCP_BUFFERSIZE_WIFI_WMEM_MAX;
 422
 423         if (rmax_size != NULL) {
 424                 fdrmax = open(NET_PROC_SYS_NET_CORE_RMEM_MAX, O_RDWR | O_CLOEXEC);
 425
 426                 if (fdrmax < 0 || write(fdrmax, rmax_size, strlen(rmax_size)) < 0)
 427                         ERR("Failed to set TCP rmem_max size");
 428
 429                 if (fdrmax >= 0)
 430                         close(fdrmax);
 431         }
 432
 433         if (wmax_size != NULL) {
 434                 fdwmax = open(NET_PROC_SYS_NET_CORE_WMEM_MAX, O_RDWR | O_CLOEXEC);
 435
 436                 if (fdwmax < 0 || write(fdwmax, wmax_size, strlen(wmax_size)) < 0)
 437                         ERR("Failed to set TCP wmem_max size");
 438
 439                 if (fdwmax >= 0)
 440                         close(fdwmax);
 441         }
 442 }
 443
 444 static void __netconfig_update_default_connection_info(void)
 445 {
 446         int old_network_status = 0;
 447         const char *profile = netconfig_get_default_profile();
 448         const char *ip_addr = netconfig_get_default_ipaddress();
 449         const char *ip_addr6 = netconfig_get_default_ipaddress6();
 450         const char *proxy_addr = netconfig_get_default_proxy();
 451         unsigned int freq = netconfig_get_default_frequency();
 452
 453         if (emulator_is_emulated() == TRUE)
 454                 return;
 455
 456         if (profile == NULL)
 457                 DBG("Reset network state configuration");
 458         else
 459                 DBG("%s: ip(%s) proxy(%s)", profile, ip_addr, proxy_addr);
 460
 461         netconfig_vconf_get_int(VCONFKEY_NETWORK_STATUS, &old_network_status);
 462
 463         if (profile == NULL && old_network_status != VCONFKEY_NETWORK_OFF) {
 464                 netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_OFF);
 465
 466                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "");
 467                 netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, "");
 468
 469                 netconfig_set_vconf_int(VCONFKEY_NETWORK_CONFIGURATION_CHANGE_IND, 0);
 470                 netconfig_set_vconf_int("memory/private/wifi/frequency", 0);
 471
 472                 DBG("Successfully clear IP and PROXY up");
 473
 474                 /* Disable clatd if it is in running state */
 475                 netconfig_clatd_disable();
 476         } else if (profile != NULL) {
 477                 char *old_ip = vconf_get_str(VCONFKEY_NETWORK_IP);
 478                 char *old_proxy = vconf_get_str(VCONFKEY_NETWORK_PROXY);
 479
 480                 if (netconfig_is_wifi_profile(profile) == TRUE) {
 481                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_WIFI);
 482                         netconfig_set_vconf_int("memory/private/wifi/frequency", freq);
 483
 484                         netconfig_set_system_event(SYS_EVENT_NETWORK_STATUS,
 485                                 EVT_KEY_NETWORK_STATUS, EVT_VAL_NETWORK_WIFI);
 486                 } else if (netconfig_is_cellular_profile(profile)) {
 487
 488                         if (!netconfig_is_cellular_internet_profile(profile)) {
 489                                 DBG("connection is not a internet profile - stop to update the cellular state");
 490                                 return;
 491                         }
 492
 493                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_CELLULAR);
 494
 495                         netconfig_set_system_event(SYS_EVENT_NETWORK_STATUS,
 496                                 EVT_KEY_NETWORK_STATUS, EVT_VAL_NETWORK_CELLULAR);
 497
 498                         /* Enable clatd if IPv6 is set and no IPv4 address */
 499                         if (!ip_addr && ip_addr6)
 500                                 netconfig_clatd_enable();
 501                 } else if (netconfig_is_ethernet_profile(profile) == TRUE) {
 502                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_ETHERNET);
 503                         netconfig_set_system_event(SYS_EVENT_NETWORK_STATUS,
 504                                 EVT_KEY_NETWORK_STATUS, EVT_VAL_NETWORK_ETHERNET);
 505                 } else if (netconfig_is_bluetooth_profile(profile) == TRUE) {
 506                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_BLUETOOTH);
 507                         netconfig_set_system_event(SYS_EVENT_NETWORK_STATUS,
 508                                 EVT_KEY_NETWORK_STATUS, EVT_VAL_NETWORK_BT);
 509                 } else{
 510                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_OFF);
 511                         netconfig_set_system_event(SYS_EVENT_NETWORK_STATUS,
 512                                 EVT_KEY_NETWORK_STATUS, EVT_VAL_NETWORK_DISCONNECTED);
 513                 }
 514
 515                 if (g_strcmp0(old_ip, ip_addr) != 0 || old_ip == NULL) {
 516                         if (ip_addr != NULL)
 517                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, ip_addr);
 518                         else if (ip_addr6 != NULL)
 519                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, ip_addr6);
 520                         else
 521                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "");
 522                 }
 523                 g_free(old_ip);
 524
 525                 if (g_strcmp0(old_proxy, proxy_addr) != 0) {
 526                         if (proxy_addr == NULL)
 527                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, "");
 528                         else
 529                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, proxy_addr);
 530                 }
 531                 g_free(old_proxy);
 532
 533                 netconfig_set_vconf_int(VCONFKEY_NETWORK_CONFIGURATION_CHANGE_IND, 1);
 534
 535                 DBG("Successfully update default network configuration");
 536
 537                 /* Disable clatd if it is in running state */
 538                 if (netconfig_is_cellular_profile(profile) != TRUE)
 539                         netconfig_clatd_disable();
 540         }
 541
 542         __netconfig_adjust_tcp_buffer_size();
 543 }
 544
 545 static gboolean __netconfig_is_tech_state_connected(void)
 546 {
 547         gboolean ret = FALSE;
 548         GVariant *message = NULL, *variant;
 549         GVariantIter *iter, *next;
 550         gchar *path;
 551         gchar *key;
 552
 553         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 554                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 555                         "GetTechnologies", NULL);
 556
 557         if (message == NULL) {
 558                 DBG("Fail to get technology state");
 559                 return FALSE;
 560         }
 561
 562         g_variant_get(message, "(a(oa{sv}))", &iter);
 563         while (g_variant_iter_loop(iter, "(oa{sv})", &path, &next)) {
 564                 if (path == NULL)
 565                         continue;
 566
 567                 while (g_variant_iter_loop(next, "{sv}", &key, &variant)) {
 568                         gboolean data;
 569                         if (g_strcmp0(key, "Connected") == 0) {
 570                                 data = g_variant_get_boolean(variant);
 571                                 DBG("%s [%s: %s]", path, key, data ? "True" : "False");
 572                                 if (TRUE == data) {
 573                                         ret = TRUE;
 574                                         g_free(path);
 575                                         g_free(key);
 576                                         g_variant_unref(variant);
 577                                         g_variant_iter_free(next);
 578                                         goto done;
 579                                 }
 580                         }
 581                 }
 582         }
 583
 584 done:
 585         g_variant_iter_free(iter);
 586         g_variant_unref(message);
 587
 588         return ret;
 589 }
 590
 591 static void __netconfig_update_if_service_connected(void)
 592 {
 593         GVariant *message = NULL, *var;
 594         GVariantIter *iter, *next;
 595         gchar *path;
 596         gchar *key;
 597
 598         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 599                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 600                         "GetServices", NULL);
 601
 602         if (message == NULL) {
 603                 ERR("Failed to get services");
 604                 return;
 605         }
 606
 607         g_variant_get(message, "(a(oa{sv}))", &iter);
 608         while (g_variant_iter_loop(iter, "(oa{sv})", &path, &next)) {
 609                 if (path == NULL)
 610                         continue;
 611
 612                 if (g_str_has_prefix(path,
 613                                                 CONNMAN_WIFI_SERVICE_PROFILE_PREFIX) == TRUE) {
 614                         if (g_strrstr(path + strlen(CONNMAN_WIFI_SERVICE_PROFILE_PREFIX),
 615                                                         "hidden") != NULL) {
 616                                 /* skip hidden profiles */
 617                                 continue;
 618                         }
 619                         /* Process this */
 620                 } else if (g_str_has_prefix(path,
 621                                                 CONNMAN_CELLULAR_SERVICE_PROFILE_PREFIX) == TRUE) {
 622                         /* Process this */
 623                 } else {
 624                         continue;
 625                 }
 626
 627                 while (g_variant_iter_loop(next, "{sv}", &key, &var)) {
 628                         if (g_strcmp0(key, "State") == 0) {
 629                                 const gchar *sdata = NULL;
 630                                 sdata = g_variant_get_string(var, NULL);
 631                                 DBG("%s [%s: %s]", path, key, sdata);
 632
 633                                 if (g_strcmp0(sdata, "online") == 0 || g_strcmp0(sdata, "ready") == 0) {
 634
 635                                         /* Found a connected WiFi / 3G service.
 636                                          * Lets update the default profile info.
 637                                          */
 638                                         netconfig_update_default_profile((const gchar*)path);
 639                                         g_free(key);
 640                                         g_free(path);
 641                                         g_variant_unref(var);
 642                                         g_variant_iter_free(next);
 643                                         goto done;
 644                                 }
 645                         }
 646                 }
 647         }
 648 done:
 649         g_variant_iter_free(iter);
 650         g_variant_unref(message);
 651
 652         return;
 653 }
 654
 655 static void __netconfig_network_notify_result(const char *sig_name, const char *key)
 656 {
 657         GVariantBuilder *builder;
 658         GVariant *params;
 659
 660         INFO("[Signal] %s %s", sig_name, key);
 661
 662         builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
 663         g_variant_builder_add(builder, "{sv}", "key", g_variant_new_string(key));
 664
 665         params = g_variant_new("(@a{sv})", g_variant_builder_end(builder));
 666         g_variant_builder_unref(builder);
 667
 668         netconfig_dbus_emit_signal(NULL,
 669                                 NETCONFIG_NETWORK_PATH,
 670                                 NETCONFIG_NETWORK_INTERFACE,
 671                                 sig_name,
 672                                 params);
 673
 674         return;
 675 }
 676
 677 const char *netconfig_get_default_profile(void)
 678 {
 679         return netconfig_default_connection_info.profile;
 680 }
 681
 682 const char *netconfig_get_default_ifname(void)
 683 {
 684         return netconfig_default_connection_info.ifname;
 685 }
 686
 687 const char *netconfig_get_default_ipaddress(void)
 688 {
 689         return netconfig_default_connection_info.ipaddress;
 690 }
 691
 692 const char *netconfig_get_default_ipaddress6(void)
 693 {
 694         return netconfig_default_connection_info.ipaddress6;
 695 }
 696
 697 const char *netconfig_get_default_proxy(void)
 698 {
 699         return netconfig_default_connection_info.proxy;
 700 }
 701
 702 unsigned int netconfig_get_default_frequency(void)
 703 {
 704         return netconfig_default_connection_info.freq;
 705 }
 706
 707 const char *netconfig_wifi_get_connected_essid(const char *default_profile)
 708 {
 709         if (default_profile == NULL)
 710                 return NULL;
 711
 712         if (netconfig_is_wifi_profile(default_profile) != TRUE)
 713                 return NULL;
 714
 715         if (g_strcmp0(default_profile, netconfig_default_connection_info.profile) != 0)
 716                 return NULL;
 717
 718         return netconfig_default_connection_info.essid;
 719 }
 720
 721 static int __netconfig_reset_ipv4_socket(void)
 722 {
 723         int ret;
 724         int fd;
 725         struct ifreq ifr;
 726         struct sockaddr_in sai;
 727         const char *ipaddr = netconfig_get_default_ipaddress();
 728         DBG("ipaddr-[%s]", ipaddr);
 729
 730         if (!ipaddr)
 731                 return -1;
 732
 733         fd = socket(AF_INET, SOCK_DGRAM, 0);
 734         if (fd < 0)
 735                 return -1;
 736
 737         memset(&sai, 0, sizeof(struct sockaddr_in));
 738         sai.sin_family = AF_INET;
 739         sai.sin_port = 0;
 740         if (!inet_aton(ipaddr, &sai.sin_addr)) {
 741                 DBG("fail to inet_aton()");
 742                 close(fd);
 743                 return -1;
 744         }
 745
 746         memset(&ifr, 0, sizeof(struct ifreq));
 747         memcpy(&ifr.ifr_addr, &sai, sizeof(sai));
 748         g_strlcpy((char *)ifr.ifr_name, WIFI_IFNAME, IFNAMSIZ);
 749
 750 #ifndef SIOCKILLADDR
 751 #define SIOCKILLADDR    0x8939
 752 #endif
 753
 754         ret = ioctl(fd, SIOCKILLADDR, &ifr);
 755         if (ret < 0) {
 756                 DBG("fail to ioctl[SIOCKILLADDR]");
 757                 close(fd);
 758                 return -1;
 759         }
 760
 761         close(fd);
 762         return 0;
 763 }
 764
 765 void netconfig_update_default_profile(const char *profile)
 766 {
 767         static char *old_profile = NULL;
 768
 769         /* It's automatically updated by signal-handler
 770          * DO NOT update manually
 771          *
 772          * It is going to update default connection information
 773          */
 774
 775         if (netconfig_default_connection_info.profile != NULL) {
 776
 777                 if (netconfig_is_wifi_profile(netconfig_default_connection_info.profile))
 778                         __netconfig_reset_ipv4_socket();
 779
 780                 g_free(old_profile);
 781                 old_profile = strdup(netconfig_default_connection_info.profile);
 782
 783                 g_free(netconfig_default_connection_info.profile);
 784                 netconfig_default_connection_info.profile = NULL;
 785
 786                 g_free(netconfig_default_connection_info.ifname);
 787                 netconfig_default_connection_info.ifname = NULL;
 788
 789                 g_free(netconfig_default_connection_info.ipaddress);
 790                 netconfig_default_connection_info.ipaddress = NULL;
 791
 792                 g_free(netconfig_default_connection_info.ipaddress6);
 793                 netconfig_default_connection_info.ipaddress6 = NULL;
 794
 795                 g_free(netconfig_default_connection_info.proxy);
 796                 netconfig_default_connection_info.proxy = NULL;
 797
 798                 netconfig_default_connection_info.freq = 0;
 799
 800                 if (wifi_state_get_service_state() != NETCONFIG_WIFI_CONNECTED) {
 801                         g_free(netconfig_default_connection_info.essid);
 802                         netconfig_default_connection_info.essid = NULL;
 803                 }
 804         }
 805
 806         /* default profile is NULL and new connected profile is NULL */
 807         if (!profile) {
 808                 profile = __netconfig_get_default_profile();
 809
 810                 if (profile && netconfig_is_cellular_profile(profile) &&
 811                         !netconfig_is_cellular_internet_profile(profile)) {
 812                         DBG("not a default cellular profile");
 813                         profile = NULL;
 814                 }
 815
 816                 if (!profile) {
 817                         __netconfig_update_default_connection_info();
 818                         return;
 819                 }
 820         }
 821
 822         netconfig_default_connection_info.profile = g_strdup(profile);
 823         __netconfig_get_default_connection_info(profile);
 824         __netconfig_update_default_connection_info();
 825
 826 }
 827
 828 void netconfig_update_default(void)
 829 {
 830         if (__netconfig_is_tech_state_connected() == TRUE)
 831                 __netconfig_update_if_service_connected();
 832         else
 833                 __netconfig_adjust_tcp_buffer_size();
 834 }
 835
 836 char *netconfig_get_ifname(const char *profile)
 837 {
 838         GVariant *message = NULL, *variant;
 839         GVariantIter *iter, *next, *service;
 840         gchar *obj_path;
 841         gchar *key;
 842         gchar *key1;
 843         const gchar *value = NULL;
 844         gchar *ifname = NULL;
 845         gboolean found_profile = 0;
 846
 847         if (profile == NULL)
 848                 return NULL;
 849
 850         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 851                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 852                         "GetServices", NULL);
 853         if (message == NULL) {
 854                 ERR("Failed to get services informations");
 855                 return NULL;
 856         }
 857
 858         g_variant_get(message, "(a(oa{sv}))", &service);
 859         while (g_variant_iter_loop(service, "(oa{sv})", &obj_path, &iter)) {
 860                 if (g_strcmp0(obj_path, profile) == 0) {
 861                         g_free(obj_path);
 862                         found_profile = 1;
 863                         break;
 864                 }
 865         }
 866
 867         if (found_profile == 0) {
 868                 ERR("Profile %s doesn't exist", profile);
 869                 g_variant_iter_free(service);
 870                 g_variant_unref(message);
 871                 return NULL;
 872         }
 873
 874         while (g_variant_iter_loop(iter, "{sv}", &key, &next)) {
 875                 if (g_strcmp0(key, "Ethernet") == 0) {
 876                         while (g_variant_iter_loop(next, "{sv}", &key1, &variant)) {
 877                                 if (g_strcmp0(key1, "Interface") == 0) {
 878                                         value = g_variant_get_string(variant, NULL);
 879                                         ifname = g_strdup(value);
 880                                 }
 881                         }
 882                 }
 883         }
 884
 885         g_variant_unref(message);
 886
 887         g_variant_iter_free(service);
 888         g_variant_iter_free(iter);
 889
 890         return ifname;
 891 }
 892
 893 /* Check Ethernet Cable Plug-in /Plug-out Status */
 894 void netconfig_network_notify_ethernet_cable_state(const char *key)
 895 {
 896         __netconfig_network_notify_result("EthernetCableState", key);
 897 }
 898
 899 static gboolean handle_add_route(
 900                 Network *object,
 901                 GDBusMethodInvocation *context,
 902                 gchar *ip_addr,
 903                 gchar *netmask,
 904                 gchar *interface,  gchar *gateway, gint address_family)
 905 {
 906         const gchar *path = ROUTE_EXEC_PATH;
 907         gchar *const args[] = { "/sbin/route", "add", "-net", ip_addr,
 908                 "netmask", netmask, "dev", interface, NULL };
 909         gchar *const envs[] = { NULL };
 910         const gchar* buf = NULL;
 911         gchar* ch = NULL;
 912         int prefix_len = 0;
 913         int pos = 0;
 914
 915         DBG("ip_addr(%s), netmask(%s), interface(%s), gateway(%s)", ip_addr, netmask, interface, gateway);
 916
 917         switch (address_family) {
 918         case AF_INET:
 919                 if (ip_addr == NULL || netmask == NULL || interface == NULL) {
 920                         ERR("Invalid parameter");
 921                         netconfig_error_invalid_parameter(context);
 922                         return FALSE;
 923                 }
 924
 925                 if (netconfig_execute_file(path, args, envs) < 0) {
 926                         DBG("Failed to add a new route");
 927                         netconfig_error_permission_denied(context);
 928                         return FALSE;
 929                 }
 930
 931                 break;
 932         case AF_INET6:
 933                 if (ip_addr == NULL || interface == NULL || gateway == NULL) {
 934                         ERR("Invalid parameter");
 935                         netconfig_error_invalid_parameter(context);
 936                         return FALSE;
 937                 }
 938
 939                 buf = ip_addr;
 940                 ch = strchr(buf, '/');
 941                 pos = ch - buf + 1;
 942                 if (ch) {
 943                         prefix_len = atoi(ch + 1);
 944                         ip_addr[pos-1] = '\0';
 945                 } else {
 946                         prefix_len = 128;
 947                 }
 948
 949                 if (netconfig_add_route_ipv6(ip_addr, interface, gateway, prefix_len) < 0) {
 950                         DBG("Failed to add a new route");
 951                         netconfig_error_permission_denied(context);
 952                         return FALSE;
 953                 }
 954                 break;
 955         default:
 956                 DBG("Unknown Address Family");
 957                 netconfig_error_invalid_parameter(context);
 958                 return FALSE;
 959         }
 960
 961         DBG("Successfully added a new route");
 962         network_complete_add_route(object, context, TRUE);
 963         return TRUE;
 964 }
 965
 966 static gboolean handle_remove_route(
 967                 Network *object,
 968                 GDBusMethodInvocation *context,
 969                 gchar *ip_addr,
 970                 gchar *netmask,
 971                 gchar *interface, gchar *gateway, gint address_family)
 972 {
 973         const char *path = ROUTE_EXEC_PATH;
 974         gchar *const args[] = { "/sbin/route", "del", "-net", ip_addr,
 975                 "netmask", netmask, "dev", interface, NULL };
 976         char *const envs[] = { NULL };
 977         const char* buf = NULL;
 978         char* ch = NULL;
 979         int prefix_len = 0;
 980         int pos = 0;
 981
 982         DBG("ip_addr(%s), netmask(%s), interface(%s), gateway(%s)", ip_addr, netmask, interface, gateway);
 983
 984         switch (address_family) {
 985         case AF_INET:
 986                 if (ip_addr == NULL || netmask == NULL || interface == NULL) {
 987                         DBG("Invalid parameter!");
 988                         netconfig_error_invalid_parameter(context);
 989                         return FALSE;
 990                 }
 991                 if (netconfig_execute_file(path, args, envs) < 0) {
 992                         DBG("Failed to remove the route");
 993                         netconfig_error_permission_denied(context);
 994                         return FALSE;
 995                 }
 996                 break;
 997         case AF_INET6:
 998                 if (ip_addr == NULL || interface == NULL || gateway == NULL) {
 999                         DBG("Invalid parameter!");
1000                         netconfig_error_invalid_parameter(context);
1001                         return FALSE;
1002                 }
1003
1004                 buf = ip_addr;
1005                 ch = strchr(buf, '/');
1006                 pos = ch - buf + 1;
1007                 if (ch) {
1008                         prefix_len = atoi(ch + 1);
1009                         ip_addr[pos-1] = '\0';
1010                 } else {
1011                         prefix_len = 128;
1012                 }
1013
1014                 if (netconfig_del_route_ipv6(ip_addr, interface, gateway, prefix_len) < 0) {
1015                         DBG("Failed to remove the route");
1016                         netconfig_error_permission_denied(context);
1017                         return FALSE;
1018                 }
1019                 break;
1020         default:
1021                 DBG("Unknown Address Family");
1022                 netconfig_error_invalid_parameter(context);
1023                 return FALSE;
1024         }
1025
1026         DBG("Successfully removed the route");
1027         network_complete_remove_route(object, context, TRUE);
1028         return TRUE;
1029 }
1030
1031 static gboolean handle_check_get_privilege(Network *object,
1032                 GDBusMethodInvocation *context)
1033 {
1034         network_complete_check_get_privilege(object, context);
1035         return TRUE;
1036 }
1037
1038
1039 static gboolean handle_check_profile_privilege(Network *object,
1040                 GDBusMethodInvocation *context)
1041 {
1042         network_complete_check_profile_privilege(object, context);
1043         return TRUE;
1044 }
1045
1046 static gboolean handle_check_internet_privilege(Network *object,
1047                 GDBusMethodInvocation *context)
1048 {
1049         network_complete_check_internet_privilege(object, context);
1050         return TRUE;
1051 }
1052
1053 gboolean handle_ethernet_cable_state(Network *object,
1054         GDBusMethodInvocation *context)
1055 {
1056         int ret = 0;
1057         int state = 0;
1058
1059         ret = netconfig_get_ethernet_cable_state(&state);
1060         if (ret != 0) {
1061                 DBG("Failed to get ethernet cable state");
1062                 netconfig_error_fail_ethernet_cable_state(context);
1063                 return FALSE;
1064         }
1065
1066         DBG("Successfully get ethernet cable state[%d]", state);
1067         network_complete_ethernet_cable_state(object, context, state);
1068         return TRUE;
1069 }
1070
1071 void state_object_create_and_init(void)
1072 {
1073         DBG("Creating network state object");
1074         GDBusInterfaceSkeleton *interface_network = NULL;
1075         GDBusConnection *connection = NULL;
1076         GDBusObjectManagerServer *server = netdbus_get_state_manager();
1077         if (server == NULL)
1078                 return;
1079
1080         connection = netdbus_get_connection();
1081         g_dbus_object_manager_server_set_connection(server, connection);
1082
1083         /*Interface netconfig.network*/
1084         netconfigstate = network_skeleton_new();
1085
1086         interface_network = G_DBUS_INTERFACE_SKELETON(netconfigstate);
1087         g_signal_connect(netconfigstate, "handle-add-route",
1088                                 G_CALLBACK(handle_add_route), NULL);
1089         g_signal_connect(netconfigstate, "handle-check-get-privilege",
1090                                 G_CALLBACK(handle_check_get_privilege), NULL);
1091         g_signal_connect(netconfigstate, "handle-check-profile-privilege",
1092                                 G_CALLBACK(handle_check_profile_privilege), NULL);
1093         g_signal_connect(netconfigstate, "handle-check-internet-privilege",
1094                                 G_CALLBACK(handle_check_internet_privilege), NULL);
1095         g_signal_connect(netconfigstate, "handle-ethernet-cable-state",
1096                                 G_CALLBACK(handle_ethernet_cable_state), NULL);
1097         g_signal_connect(netconfigstate, "handle-remove-route",
1098                                 G_CALLBACK(handle_remove_route), NULL);
1099         g_signal_connect(netconfigstate, "handle-launch-mdns",
1100                                 G_CALLBACK(handle_launch_mdns), NULL);
1101         g_signal_connect(netconfigstate, "handle-unref-mdns",
1102                                 G_CALLBACK(handle_unref_mdns), NULL);
1103         g_signal_connect(netconfigstate, "handle-device-policy-set-wifi",
1104                                 G_CALLBACK(handle_device_policy_set_wifi), NULL);
1105         g_signal_connect(netconfigstate, "handle-device-policy-get-wifi",
1106                                 G_CALLBACK(handle_device_policy_get_wifi), NULL);
1107         g_signal_connect(netconfigstate, "handle-device-policy-set-wifi-profile",
1108                                 G_CALLBACK(handle_device_policy_set_wifi_profile), NULL);
1109         g_signal_connect(netconfigstate, "handle-device-policy-get-wifi-profile",
1110                                 G_CALLBACK(handle_device_policy_get_wifi_profile), NULL);
1111
1112         if (!g_dbus_interface_skeleton_export(interface_network, connection,
1113                         NETCONFIG_NETWORK_STATE_PATH, NULL)) {
1114                 ERR("Export with path failed");
1115         }
1116 }
1117
1118 void state_object_deinit(void)
1119 {
1120         g_object_unref(netconfigstate);
1121 }