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
  30 #include "log.h"
  31 #include "util.h"
  32 #include "netdbus.h"
  33 #include "neterror.h"
  34 #include "emulator.h"
  35 #include "wifi-state.h"
  36 #include "wifi-power.h"
  37 #include "network-state.h"
  38 #include "network-dpm.h"
  39 #include "network-monitor.h"
  40 #include "netsupplicant.h"
  41 #if defined TIZEN_DEBUG_ENABLE
  42 #include "network-dump.h"
  43 #endif
  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 #define TELEPHONY_SERVICE                       "com.tcore.ps"
  83 #define TELEPHONY_MASTER_INTERFACE              TELEPHONY_SERVICE ".master"
  84 #define TELEPHONY_MODEM_INTERFACE               TELEPHONY_SERVICE ".modem"
  85 #define TELEPHONY_PROFILE_INTERFACE             TELEPHONY_SERVICE ".context"
  86 #define TELEPHONY_MASTER_PATH                   "/"
  87 #define NET_PROFILE_NAME_LEN_MAX 512
  88
  89 typedef struct {
  90         char                    profile_name[NET_PROFILE_NAME_LEN_MAX];
  91 } net_profile_name_t;
  92
  93 static Network *netconfigstate = NULL;
  94 #if defined TIZEN_DEBUG_ENABLE
  95 static Tcpdump *tcpdump_object = NULL;
  96 #endif
  97
  98 struct netconfig_default_connection {
  99         char *profile;
 100         char *ifname;
 101         char *mac_address;
 102         char *ipaddress;
 103         char *ipaddress6;
 104         char *proxy;
 105         char *essid;
 106         unsigned int freq;
 107         gboolean is_metered;
 108 };
 109
 110 static struct netconfig_default_connection
 111                                 netconfig_default_connection_info = { NULL, };
 112
 113 gboolean netconfig_iface_network_state_ethernet_cable_state(gint32 *state);
 114
 115 static gboolean __netconfig_is_connected(GVariantIter *array)
 116 {
 117         gboolean is_connected = FALSE;
 118         GVariant *variant = NULL;
 119         gchar *key = NULL;
 120         const gchar *value = NULL;
 121
 122         while (g_variant_iter_loop(array, "{sv}", &key, &variant)) {
 123                 if (g_strcmp0(key, "State") != 0)
 124                         continue;
 125
 126                 if (g_variant_is_of_type(variant, G_VARIANT_TYPE_STRING)) {
 127                         value = g_variant_get_string(variant, NULL);
 128                         if (g_strcmp0(value, "ready") == 0 || g_strcmp0(value, "online") == 0)
 129                                 is_connected = TRUE;
 130                 }
 131
 132                 g_free(key);
 133                 g_variant_unref(variant);
 134                 break;
 135         }
 136
 137         return is_connected;
 138 }
 139
 140 static char *__netconfig_get_default_profile(void)
 141 {
 142         GVariant *message = NULL;
 143         GVariantIter *iter;
 144         GVariantIter *next;
 145         gchar *default_profile = NULL;
 146         gchar *object_path;
 147
 148         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 149                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 150                         "GetServices", NULL);
 151         if (message == NULL) {
 152                 ERR("Failed to get profiles");
 153                 return NULL;
 154         }
 155
 156         g_variant_get(message, "(a(oa{sv}))", &iter);
 157         while (g_variant_iter_loop(iter, "(oa{sv})", &object_path, &next)) {
 158                 if (object_path == NULL)
 159                         continue;
 160
 161                 if (netconfig_is_cellular_profile(object_path) && !netconfig_is_cellular_internet_profile(object_path))
 162                         continue;
 163
 164                 if (__netconfig_is_connected(next) == TRUE) {
 165                         default_profile = g_strdup(object_path);
 166                         g_free(object_path);
 167                         g_variant_iter_free(next);
 168                         break;
 169                 }
 170         }
 171         g_variant_iter_free(iter);
 172         g_variant_unref(message);
 173
 174         return default_profile;
 175 }
 176
 177 static int __netconfig_telephony_get_modem_object_path(GSList **modem_path_list)
 178 {
 179         GVariant *result;
 180         GVariantIter *iter_modem = NULL;
 181         GVariantIter *modem_properties = NULL;
 182         const char *modem_path;
 183
 184         result = netconfig_invoke_dbus_method(TELEPHONY_SERVICE, TELEPHONY_MASTER_PATH,
 185                         TELEPHONY_MASTER_INTERFACE, "GetModems", NULL);
 186         if (result == NULL) {
 187                 ERR("Failed to get modem path list");
 188                 return -1;
 189         }
 190
 191         g_variant_get(result, "(a{sa{ss}})", &iter_modem);
 192         while (g_variant_iter_loop(iter_modem, "{sa{ss}}", &modem_path, &modem_properties)) {
 193                 *modem_path_list = g_slist_append(*modem_path_list, g_strdup(modem_path));
 194                 DBG("modem object path: %s",    modem_path);
 195         }
 196
 197         g_variant_iter_free(iter_modem);
 198         g_variant_unref(result);
 199
 200         return 0;
 201 }
 202
 203 static int __netconfig_telephony_get_profile_list(net_profile_name_t **profile_list,
 204                 int *profile_count)
 205 {
 206         int ret = 0;
 207         int count = 0, i = 0;
 208         const char *str = NULL;
 209         GVariant *result;
 210         GVariantIter *iter = NULL;
 211         GSList *profiles = NULL, *list = NULL;
 212         net_profile_name_t *plist = NULL;
 213
 214         GSList *modem_path_list = NULL;
 215         const char *path = NULL;
 216
 217         ret = __netconfig_telephony_get_modem_object_path(&modem_path_list);
 218         if (ret < 0) {
 219                 ERR("Failed to get modems path list");
 220
 221                 g_slist_free_full(modem_path_list, g_free);
 222                 return ret;
 223         }
 224
 225         for (list = modem_path_list; list != NULL; list = list->next) {
 226                 path = (const char *)list->data;
 227
 228                 DBG("path: %s", path);
 229                 result = netconfig_invoke_dbus_method(TELEPHONY_SERVICE, path,
 230                                 TELEPHONY_MODEM_INTERFACE, "GetProfileList", NULL);
 231                 if (result == NULL) {
 232                         DBG("Failed to get profiles: %s", path);
 233                         continue;
 234                 }
 235
 236                 g_variant_get(result, "(as)", &iter);
 237                 while (g_variant_iter_loop(iter, "s", &str))
 238                         profiles = g_slist_append(profiles, g_strdup(str));
 239
 240                 g_variant_iter_free(iter);
 241                 g_variant_unref(result);
 242         }
 243
 244         g_slist_free_full(modem_path_list, g_free);
 245
 246         count = g_slist_length(profiles);
 247         if (count > 0) {
 248                 plist = (net_profile_name_t*)malloc(sizeof(net_profile_name_t) * count);
 249         } else {
 250                 *profile_count = 0;
 251                 goto out;
 252         }
 253
 254         if (plist == NULL) {
 255                 ERR("Failed to allocate memory");
 256                 *profile_count = 0;
 257                 ret = -1;
 258                 goto out;
 259         }
 260
 261         for (list = profiles, i = 0; list != NULL; list = list->next, i++)
 262                 g_strlcpy(plist[i].profile_name,
 263                                 (const char *)list->data, NET_PROFILE_NAME_LEN_MAX);
 264
 265         *profile_list = plist;
 266         *profile_count = count;
 267
 268 out:
 269         g_slist_free_full(profiles, g_free);
 270
 271         return ret;
 272 }
 273
 274 static int __netconfig_telephony_search_pdp_profile(const char* profile_name, net_profile_name_t* pdp_name)
 275 {
 276         int ret;
 277         net_profile_name_t* profile_list = NULL;
 278         char* prof_name = NULL;
 279         char* tel_prof_name = NULL;
 280         char* found_ptr = NULL;
 281         int profile_count = 0;
 282         int i;
 283
 284         /* Get pdp profile list from telephony service */
 285         ret = __netconfig_telephony_get_profile_list(&profile_list, &profile_count);
 286         if (ret < 0) {
 287                 ERR("Failed to get profile list from telephony service");
 288                 g_free(profile_list);
 289                 return ret;
 290         }
 291
 292         if (profile_list == NULL || profile_count <= 0) {
 293                 ERR("There is no PDP profiles");
 294                 g_free(profile_list);
 295                 return -1;
 296         }
 297
 298         /* Find matching profile */
 299         prof_name = strrchr(profile_name, '/') + 1;
 300         for (i = 0; i < profile_count; i++) {
 301                 tel_prof_name = strrchr(profile_list[i].profile_name, '/') + 1;
 302                 found_ptr = strstr(prof_name, tel_prof_name);
 303
 304                 if (found_ptr != NULL && g_strcmp0(found_ptr, tel_prof_name) == 0) {
 305                         g_strlcpy(pdp_name->profile_name,
 306                                         profile_list[i].profile_name, NET_PROFILE_NAME_LEN_MAX);
 307
 308                         DBG("PDP profile name found in cellular profile: %s", pdp_name->profile_name);
 309                         break;
 310                 }
 311         }
 312
 313         if (i >= profile_count) {
 314                 ERR("There is no matching PDP profiles");
 315                 g_free(profile_list);
 316                 return -1;
 317         }
 318
 319         g_free(profile_list);
 320
 321         return ret;
 322 }
 323
 324 static gboolean __netconfig_telephony_get_metered_info(net_profile_name_t* pdp_name)
 325 {
 326         GVariant *result;
 327         GVariantIter *iter;
 328         const gchar *key = NULL;
 329         const gchar *value = NULL;
 330         gboolean ret = FALSE;
 331
 332         if (pdp_name == NULL) {
 333                 ERR("Invalid parameter!");
 334                 return ret;
 335         }
 336
 337         result = netconfig_invoke_dbus_method(TELEPHONY_SERVICE, pdp_name->profile_name,
 338                         TELEPHONY_PROFILE_INTERFACE, "GetProfile", NULL);
 339         if (result == NULL) {
 340                 ERR("_net_invoke_dbus_method failed");
 341                 return ret;
 342         }
 343
 344         g_variant_get(result, "(a{ss})", &iter);
 345         while (g_variant_iter_next(iter, "{ss}", &key, &value)) {
 346                 if (g_strcmp0(key, "is_metered") == 0) {
 347                         if (value == NULL)
 348                                 continue;
 349
 350                         if (g_strcmp0(value, "TRUE") == 0)
 351                                 ret = TRUE;
 352                 }
 353         }
 354
 355         g_variant_iter_free(iter);
 356         g_variant_unref(result);
 357
 358         DBG("is_metered = %s", ret ? "TRUE" : "FALSE");
 359
 360         return ret;
 361 }
 362
 363 static void __netconfig_get_default_connection_info(const char *profile)
 364 {
 365         GVariant *message = NULL, *variant = NULL, *variant2 = NULL;
 366         GVariantIter *iter = NULL, *iter1 = NULL,  *service = NULL;
 367         GVariant *next = NULL;
 368         gchar *obj_path;
 369         gchar *key = NULL;
 370         gchar *key1 = NULL;
 371         gchar *key2 = NULL;
 372         gboolean found_profile = 0;
 373
 374         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 375                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 376                         "GetServices", NULL);
 377         if (message == NULL) {
 378                 ERR("Failed to get services informations");
 379                 goto done;
 380         }
 381
 382         g_variant_get(message, "(a(oa{sv}))", &service);
 383         if (service == NULL) {
 384                 ERR("Failed to get services iter");
 385                 goto done;
 386         }
 387
 388         while (g_variant_iter_loop(service, "(oa{sv})", &obj_path, &iter)) {
 389                 if (g_strcmp0(obj_path, profile) == 0) {
 390                         g_free(obj_path);
 391                         found_profile = 1;
 392                         break;
 393                 }
 394         }
 395
 396         if (iter == NULL || found_profile == 0) {
 397                 ERR("Profile %s doesn't exist", profile);
 398                 goto done;
 399         }
 400
 401         while (g_variant_iter_loop(iter, "{sv}", &key, &next)) {
 402                 const gchar *value = NULL;
 403                 guint16 freq = 0;
 404                 if (g_strcmp0(key, "Name") == 0 &&
 405                                 netconfig_is_wifi_profile(profile) == TRUE) {
 406                         if (g_variant_is_of_type(next, G_VARIANT_TYPE_STRING)) {
 407                                 value = g_variant_get_string(next, NULL);
 408
 409                                 netconfig_default_connection_info.essid = g_strdup(value);
 410                         }
 411                 } else if (g_strcmp0(key, "Ethernet") == 0) {
 412                         g_variant_get(next, "a{sv}", &iter1);
 413                         if (iter1 == NULL)
 414                                 continue;
 415                         while (g_variant_iter_loop(iter1, "{sv}", &key1, &variant)) {
 416                                 if (g_strcmp0(key1, "Interface") == 0) {
 417                                         value = g_variant_get_string(variant, NULL);
 418                                         netconfig_default_connection_info.ifname = g_strdup(value);
 419                                 } else if (g_strcmp0(key1, "Address") == 0) {
 420                                         value = g_variant_get_string(variant, NULL);
 421                                         netconfig_default_connection_info.mac_address = g_strdup(value);
 422                                 }
 423                         }
 424                         g_variant_iter_free(iter1);
 425                 } else if (g_strcmp0(key, "IPv4") == 0) {
 426                         g_variant_get(next, "a{sv}", &iter1);
 427                         if (iter1 == NULL)
 428                                 continue;
 429                         while (g_variant_iter_loop(iter1, "{sv}", &key1, &variant)) {
 430                                 if (g_strcmp0(key1, "Address") == 0) {
 431                                         value = g_variant_get_string(variant, NULL);
 432                                         netconfig_default_connection_info.ipaddress = g_strdup(value);
 433                                 }
 434                         }
 435                         g_variant_iter_free(iter1);
 436                 } else if (g_strcmp0(key, "IPv6") == 0) {
 437                         g_variant_get(next, "a{sv}", &iter1);
 438                         if (iter1 == NULL)
 439                                 continue;
 440                         while (g_variant_iter_loop(iter1, "{sv}", &key1, &variant)) {
 441                                 if (g_strcmp0(key1, "Address") == 0) {
 442                                         value = g_variant_get_string(variant, NULL);
 443                                         netconfig_default_connection_info.ipaddress6 = g_strdup(value);
 444                                 }
 445                         }
 446                         g_variant_iter_free(iter1);
 447
 448                 } else if (g_strcmp0(key, "Proxy") == 0) {
 449                         g_variant_get(next, "a{sv}", &iter1);
 450                         if (iter1 == NULL)
 451                                 continue;
 452                         while (g_variant_iter_loop(iter1, "{sv}", &key2, &variant2)) {
 453                                 GVariantIter *iter_sub = NULL;
 454
 455                                 if (g_strcmp0(key2, "Servers") == 0) {
 456                                         if (!g_variant_is_of_type(variant2, G_VARIANT_TYPE_STRING_ARRAY)) {
 457                                                 g_free(key2);
 458                                                 g_variant_unref(variant2);
 459                                                 break;
 460                                         }
 461
 462                                         g_variant_get(variant2, "as", &iter_sub);
 463                                         g_variant_iter_loop(iter_sub, "s", &value);
 464                                         g_variant_iter_free(iter_sub);
 465                                         if (value != NULL && (strlen(value) > 0))
 466                                                 netconfig_default_connection_info.proxy = g_strdup(value);
 467                                 } else if (g_strcmp0(key2, "Method") == 0) {
 468                                         if (g_variant_is_of_type(variant2, G_VARIANT_TYPE_STRING)) {
 469                                                 g_free(key2);
 470                                                 g_variant_unref(variant2);
 471                                                 break;
 472                                         }
 473
 474                                         value = g_variant_get_string(variant2, NULL);
 475                                         if (g_strcmp0(value, "direct") == 0) {
 476                                                 g_free(netconfig_default_connection_info.proxy);
 477                                                 netconfig_default_connection_info.proxy = NULL;
 478
 479                                                 g_free(key2);
 480                                                 g_variant_unref(variant2);
 481                                                 break;
 482                                         }
 483                                 }
 484                         }
 485                         g_variant_iter_free(iter1);
 486                 } else if (g_strcmp0(key, "Frequency") == 0) {
 487                         if (g_variant_is_of_type(next, G_VARIANT_TYPE_UINT16)) {
 488                                 freq = g_variant_get_uint16(next);
 489                                 netconfig_default_connection_info.freq = freq;
 490                         }
 491                 }
 492         }
 493
 494         if (netconfig_is_cellular_profile(profile) == TRUE) {
 495                 net_profile_name_t pdp_name;
 496                 int ret;
 497
 498                 ret = __netconfig_telephony_search_pdp_profile(profile, &pdp_name);
 499                 if (ret >= 0 && strlen(pdp_name.profile_name) > 0)
 500                         if (__netconfig_telephony_get_metered_info(&pdp_name))
 501                                 netconfig_default_connection_info.is_metered = TRUE;
 502         }
 503
 504 done:
 505         if (message)
 506                 g_variant_unref(message);
 507
 508         if (iter)
 509                 g_variant_iter_free(iter);
 510
 511         if (service)
 512                 g_variant_iter_free(service);
 513
 514         return;
 515 }
 516
 517 static char *__netconfig_get_preferred_ipv6_address(char *profile)
 518 {
 519         GVariant *message = NULL, *variant = NULL, *next = NULL;
 520         GVariantIter *iter = NULL, *sub_iter = NULL, *service = NULL;
 521         gchar *obj_path;
 522         gchar *key = NULL;
 523         gchar *sub_key = NULL;
 524         gchar *preferred_address6 = NULL;
 525         gboolean found_profile = 0;
 526
 527         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 528                                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 529                                         "GetServices", NULL);
 530         if (message == NULL) {
 531                 ERR("Failed to get service informations");
 532                 goto done;
 533         }
 534
 535         g_variant_get(message, "(a(oa{sv}))", &service);
 536         if (service == NULL) {
 537                 ERR("Failed to get services iter");
 538                 goto done;
 539         }
 540
 541         while (g_variant_iter_loop(service, "(oa{sv})", &obj_path, &iter)) {
 542                 if (g_strcmp0(obj_path, profile) == 0) {
 543                         g_free(obj_path);
 544                         found_profile = 1;
 545                         break;
 546                 }
 547         }
 548
 549         if (iter == NULL || found_profile == 0) {
 550                 ERR("Profile %s doesn't exist", profile);
 551                         goto done;
 552         }
 553
 554         while (g_variant_iter_loop(iter, "{sv}", &key, &next)) {
 555                 const gchar *value = NULL;
 556                 if (g_strcmp0(key, "IPv6") == 0) {
 557                         g_variant_get(next, "a{sv}", &sub_iter);
 558                         if (sub_iter == NULL)
 559                                 continue;
 560                         while (g_variant_iter_loop(sub_iter, "{sv}", &sub_key, &variant)) {
 561                                 if (g_strcmp0(sub_key, "Address") == 0) {
 562                                         value = g_variant_get_string(variant, NULL);
 563                                         preferred_address6 = g_strdup(value);
 564                                 }
 565                         }
 566                         g_variant_iter_free(sub_iter);
 567                 }
 568         }
 569
 570 done:
 571         if (message)
 572                 g_variant_unref(message);
 573
 574         if (iter)
 575                 g_variant_iter_free(iter);
 576
 577         if (service)
 578                 g_variant_iter_free(service);
 579
 580         return preferred_address6;
 581 }
 582
 583 static void __netconfig_adjust_tcp_buffer_size(void)
 584 {
 585         int fdr = 0, fdw = 0;
 586         int fdrmax = 0, fdwmax = 0;
 587         const char *rbuf_size = NULL;
 588         const char *wbuf_size = NULL;
 589         const char *rmax_size = NULL;
 590         const char *wmax_size = NULL;
 591         const char *profile = netconfig_get_default_profile();
 592
 593         if (profile == NULL) {
 594                 DBG("There is no default connection");
 595
 596                 rbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_READ;
 597                 wbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_WRITE;
 598         } else if (netconfig_is_wifi_profile(profile) == TRUE) {
 599                 DBG("Default connection: Wi-Fi");
 600
 601                 rbuf_size = NET_TCP_BUFFERSIZE_WIFI_READ;
 602                 wbuf_size = NET_TCP_BUFFERSIZE_WIFI_WRITE;
 603                 rmax_size = NET_TCP_BUFFERSIZE_WIFI_RMEM_MAX;
 604                 wmax_size = NET_TCP_BUFFERSIZE_WIFI_WMEM_MAX;
 605         } else if (netconfig_is_cellular_profile(profile) == TRUE) {
 606                 int telephony_svctype = 0, telephony_pstype = 0;
 607
 608                 netconfig_get_telephony_network_type(&telephony_svctype, &telephony_pstype);
 609                 DBG("Default cellular %d, %d", telephony_svctype, telephony_pstype);
 610
 611                 switch (telephony_pstype) {
 612                 case VCONFKEY_TELEPHONY_PSTYPE_HSPA:
 613                         rbuf_size = NET_TCP_BUFFERSIZE_HSPA_READ;
 614                         wbuf_size = NET_TCP_BUFFERSIZE_HSPA_WRITE;
 615                         break;
 616                 case VCONFKEY_TELEPHONY_PSTYPE_HSUPA:
 617                         rbuf_size = NET_TCP_BUFFERSIZE_HSUPA_READ;
 618                         wbuf_size = NET_TCP_BUFFERSIZE_HSDPA_WRITE;
 619                         break;
 620                 case VCONFKEY_TELEPHONY_PSTYPE_HSDPA:
 621                         rbuf_size = NET_TCP_BUFFERSIZE_HSDPA_READ;
 622                         wbuf_size = NET_TCP_BUFFERSIZE_HSDPA_WRITE;
 623                         break;
 624 #if !defined TIZEN_WEARABLE
 625                 case VCONFKEY_TELEPHONY_PSTYPE_HSPAP:
 626                         rbuf_size = NET_TCP_BUFFERSIZE_HSPAP_READ;
 627                         wbuf_size = NET_TCP_BUFFERSIZE_HSPAP_WRITE;
 628                         break;
 629 #endif
 630                 default:
 631                         switch (telephony_svctype) {
 632                         case VCONFKEY_TELEPHONY_SVCTYPE_LTE:
 633                                 rbuf_size = NET_TCP_BUFFERSIZE_LTE_READ;
 634                                 wbuf_size = NET_TCP_BUFFERSIZE_LTE_WRITE;
 635                                 rmax_size = NET_TCP_BUFFERSIZE_LTE_RMEM_MAX;
 636                                 break;
 637                         case VCONFKEY_TELEPHONY_SVCTYPE_3G:
 638                                 rbuf_size = NET_TCP_BUFFERSIZE_UMTS_READ;
 639                                 wbuf_size = NET_TCP_BUFFERSIZE_UMTS_WRITE;
 640                                 break;
 641                         case VCONFKEY_TELEPHONY_SVCTYPE_2_5G_EDGE:
 642                                 rbuf_size = NET_TCP_BUFFERSIZE_EDGE_READ;
 643                                 wbuf_size = NET_TCP_BUFFERSIZE_EDGE_WRITE;
 644                                 break;
 645                         case VCONFKEY_TELEPHONY_SVCTYPE_2_5G:
 646                                 rbuf_size = NET_TCP_BUFFERSIZE_GPRS_READ;
 647                                 wbuf_size = NET_TCP_BUFFERSIZE_GPRS_WRITE;
 648                                 break;
 649                         default:
 650                                 /* TODO: Check LTE support */
 651                                 rbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_READ;
 652                                 wbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_WRITE;
 653                                 break;
 654                         }
 655                         break;
 656                 }
 657         } else {
 658                 DBG("Default TCP buffer configured");
 659
 660                 rbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_READ;
 661                 wbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_WRITE;
 662         }
 663
 664         if (rbuf_size != NULL) {
 665                 fdr = open(NET_PROC_SYS_NET_IPV4_TCP_RMEM, O_RDWR | O_CLOEXEC);
 666
 667                 if (fdr < 0 || write(fdr, rbuf_size, strlen(rbuf_size)) < 0)
 668                         ERR("Failed to set TCP read buffer size");
 669
 670                 if (fdr >= 0)
 671                         close(fdr);
 672         }
 673
 674         if (wbuf_size != NULL) {
 675                 fdw = open(NET_PROC_SYS_NET_IPv4_TCP_WMEM, O_RDWR | O_CLOEXEC);
 676
 677                 if (fdw < 0 || write(fdw, wbuf_size, strlen(wbuf_size)) < 0)
 678                         ERR("Failed to set TCP write buffer size");
 679
 680                 if (fdw >= 0)
 681                         close(fdw);
 682         }
 683
 684         /* As default */
 685         if (rmax_size == NULL)
 686                 rmax_size = NET_TCP_BUFFERSIZE_WIFI_RMEM_MAX;
 687         if (wmax_size == NULL)
 688                 wmax_size = NET_TCP_BUFFERSIZE_WIFI_WMEM_MAX;
 689
 690         if (rmax_size != NULL) {
 691                 fdrmax = open(NET_PROC_SYS_NET_CORE_RMEM_MAX, O_RDWR | O_CLOEXEC);
 692
 693                 if (fdrmax < 0 || write(fdrmax, rmax_size, strlen(rmax_size)) < 0)
 694                         ERR("Failed to set TCP rmem_max size");
 695
 696                 if (fdrmax >= 0)
 697                         close(fdrmax);
 698         }
 699
 700         if (wmax_size != NULL) {
 701                 fdwmax = open(NET_PROC_SYS_NET_CORE_WMEM_MAX, O_RDWR | O_CLOEXEC);
 702
 703                 if (fdwmax < 0 || write(fdwmax, wmax_size, strlen(wmax_size)) < 0)
 704                         ERR("Failed to set TCP wmem_max size");
 705
 706                 if (fdwmax >= 0)
 707                         close(fdwmax);
 708         }
 709 }
 710
 711 static void __netconfig_update_default_connection_info(void)
 712 {
 713         int old_network_status = 0;
 714         const char *profile = netconfig_get_default_profile();
 715         const char *ip_addr = netconfig_get_default_ipaddress();
 716         const char *ip_addr6 = netconfig_get_default_ipaddress6();
 717         const char *proxy_addr = netconfig_get_default_proxy();
 718         unsigned int freq = netconfig_get_default_frequency();
 719         GVariantBuilder *builder;
 720         GVariant *params;
 721
 722         if (emulator_is_emulated() == TRUE) {
 723                 builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
 724
 725                 if (ip_addr != NULL) {
 726                         netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, ip_addr);
 727                         g_variant_builder_add(builder, "{sv}", "IPv4Address",
 728                                                                   g_variant_new_string(ip_addr));
 729                 } else {
 730                         netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "");
 731                         g_variant_builder_add(builder, "{sv}", "IPv4Address",
 732                                                                   g_variant_new_string(""));
 733                 }
 734
 735                 if (ip_addr6 != NULL) {
 736                         netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, ip_addr6);
 737                         g_variant_builder_add(builder, "{sv}", "IPv6Address",
 738                                                                   g_variant_new_string(ip_addr6));
 739                 } else {
 740                         netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, "");
 741                         g_variant_builder_add(builder, "{sv}", "IPv6Address",
 742                                                                   g_variant_new_string(""));
 743                 }
 744
 745                 params = g_variant_new("(@a{sv})", g_variant_builder_end(builder));
 746
 747                 netconfig_dbus_emit_signal(NULL, NETCONFIG_NETWORK_PATH,
 748                                                    NETCONFIG_NETWORK_INTERFACE, "NetworkConfigChanged",
 749                                                    params);
 750
 751                 return;
 752         }
 753
 754         if (profile == NULL)
 755                 DBG("Reset network state configuration");
 756         else
 757                 DBG("profile[%s] ipv4(%s) ipv6(%s) proxy(%s)", profile, ip_addr,
 758                         ip_addr6, proxy_addr);
 759
 760         netconfig_vconf_get_int(VCONFKEY_NETWORK_STATUS, &old_network_status);
 761
 762         if (profile == NULL && old_network_status != VCONFKEY_NETWORK_OFF) {
 763                 builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
 764
 765                 netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_OFF);
 766                 g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 767                                                           g_variant_new_int32(VCONFKEY_NETWORK_OFF));
 768
 769                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "");
 770                 g_variant_builder_add(builder, "{sv}", "IPv4Address",
 771                                                           g_variant_new_string(""));
 772
 773                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, "");
 774                 g_variant_builder_add(builder, "{sv}", "IPv6Address",
 775                                                           g_variant_new_string(""));
 776
 777                 netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, "");
 778                 g_variant_builder_add(builder, "{sv}", "ProxyAddress",
 779                                                           g_variant_new_string(""));
 780
 781                 params = g_variant_new("(@a{sv})", g_variant_builder_end(builder));
 782
 783                 netconfig_set_vconf_int(VCONFKEY_NETWORK_CONFIGURATION_CHANGE_IND, 0);
 784                 netconfig_dbus_emit_signal(NULL, NETCONFIG_NETWORK_PATH,
 785                                                    NETCONFIG_NETWORK_INTERFACE, "NetworkConfigChanged",
 786                                                    params);
 787                 netconfig_set_vconf_int("memory/private/wifi/frequency", 0);
 788
 789                 DBG("Successfully clear IP and PROXY up");
 790
 791         } else if (profile != NULL) {
 792                 char *old_ip = vconf_get_str(VCONFKEY_NETWORK_IP);
 793                 char *old_ip6 = vconf_get_str(VCONFKEY_NETWORK_IP6);
 794                 char *old_proxy = vconf_get_str(VCONFKEY_NETWORK_PROXY);
 795
 796                 builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
 797
 798                 if (netconfig_is_wifi_profile(profile) == TRUE) {
 799                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS,
 800                                                                         VCONFKEY_NETWORK_WIFI);
 801                         g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 802                                                           g_variant_new_int32(VCONFKEY_NETWORK_WIFI));
 803                         netconfig_set_vconf_int("memory/private/wifi/frequency", freq);
 804
 805                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 806                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_WIFI);
 807                 } else if (netconfig_is_cellular_profile(profile)) {
 808
 809                         if (!netconfig_is_cellular_internet_profile(profile)) {
 810                                 DBG("connection is not a internet profile - stop to update the cellular state");
 811                                 if (old_ip)
 812                                         free(old_ip);
 813                                 if (old_ip6)
 814                                         free(old_ip6);
 815                                 if (old_proxy)
 816                                         free(old_proxy);
 817                                 return;
 818                         }
 819
 820                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS,
 821                                                                         VCONFKEY_NETWORK_CELLULAR);
 822                         g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 823                                                           g_variant_new_int32(VCONFKEY_NETWORK_CELLULAR));
 824
 825                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 826                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_CELLULAR);
 827                 } else if (netconfig_is_ethernet_profile(profile) == TRUE) {
 828                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS,
 829                                                                         VCONFKEY_NETWORK_ETHERNET);
 830                         g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 831                                                           g_variant_new_int32(VCONFKEY_NETWORK_ETHERNET));
 832                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 833                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_ETHERNET);
 834                 } else if (netconfig_is_bluetooth_profile(profile) == TRUE) {
 835                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS,
 836                                                                         VCONFKEY_NETWORK_BLUETOOTH);
 837                         g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 838                                                           g_variant_new_int32(VCONFKEY_NETWORK_BLUETOOTH));
 839                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 840                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_BT);
 841                 } else{
 842                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS,
 843                                                                         VCONFKEY_NETWORK_OFF);
 844                         g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 845                                                           g_variant_new_int32(VCONFKEY_NETWORK_OFF));
 846                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 847                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_DISCONNECTED);
 848                 }
 849
 850                 if (g_strcmp0(old_ip, ip_addr) != 0 || old_ip == NULL) {
 851                         if (ip_addr != NULL) {
 852                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, ip_addr);
 853                                 g_variant_builder_add(builder, "{sv}", "IPv4Address",
 854                                                                   g_variant_new_string(ip_addr));
 855                         } else if (old_ip != NULL && strlen(old_ip) > 0) {
 856                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "");
 857                                 g_variant_builder_add(builder, "{sv}", "IPv4Address",
 858                                                                   g_variant_new_string(""));
 859                         }
 860                 }
 861                 if (old_ip)
 862                         free(old_ip);
 863
 864                 if (g_strcmp0(old_ip6, ip_addr6) != 0 || old_ip6 == NULL) {
 865                         if (ip_addr6 != NULL) {
 866                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, ip_addr6);
 867                                 g_variant_builder_add(builder, "{sv}", "IPv6Address",
 868                                                                   g_variant_new_string(ip_addr6));
 869                         } else if (old_ip6 != NULL && strlen(old_ip6) > 0) {
 870                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, "");
 871                                 g_variant_builder_add(builder, "{sv}", "IPv6Address",
 872                                                                   g_variant_new_string(""));
 873                         }
 874                 }
 875                 if (old_ip6)
 876                         free(old_ip6);
 877
 878                 if (g_strcmp0(old_proxy, proxy_addr) != 0) {
 879                         if (proxy_addr == NULL) {
 880                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, "");
 881                                 g_variant_builder_add(builder, "{sv}", "ProxyAddress",
 882                                                                   g_variant_new_string(""));
 883                         } else {
 884                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, proxy_addr);
 885                                 g_variant_builder_add(builder, "{sv}", "ProxyAddress",
 886                                                                   g_variant_new_string(proxy_addr));
 887                         }
 888                 }
 889                 if (old_proxy)
 890                         free(old_proxy);
 891
 892                 params = g_variant_new("(@a{sv})", g_variant_builder_end(builder));
 893
 894                 netconfig_set_vconf_int(VCONFKEY_NETWORK_CONFIGURATION_CHANGE_IND, 1);
 895                 netconfig_dbus_emit_signal(NULL, NETCONFIG_NETWORK_PATH,
 896                                                    NETCONFIG_NETWORK_INTERFACE, "NetworkConfigChanged",
 897                                                    params);
 898
 899                 DBG("Successfully update default network configuration");
 900         }
 901
 902         __netconfig_adjust_tcp_buffer_size();
 903 }
 904
 905 static gboolean __netconfig_is_tech_state_connected(void)
 906 {
 907         gboolean ret = FALSE;
 908         GVariant *message = NULL, *variant;
 909         GVariantIter *iter, *next;
 910         gchar *path;
 911         gchar *key;
 912
 913         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 914                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 915                         "GetTechnologies", NULL);
 916
 917         if (message == NULL) {
 918                 DBG("Fail to get technology state");
 919                 return FALSE;
 920         }
 921
 922         g_variant_get(message, "(a(oa{sv}))", &iter);
 923         while (g_variant_iter_loop(iter, "(oa{sv})", &path, &next)) {
 924                 if (path == NULL)
 925                         continue;
 926
 927                 while (g_variant_iter_loop(next, "{sv}", &key, &variant)) {
 928                         gboolean data;
 929                         if (g_strcmp0(key, "Connected") == 0) {
 930                                 data = g_variant_get_boolean(variant);
 931                                 DBG("%s [%s: %s]", path, key, data ? "True" : "False");
 932                                 if (TRUE == data) {
 933                                         ret = TRUE;
 934                                         g_free(path);
 935                                         g_free(key);
 936                                         g_variant_unref(variant);
 937                                         g_variant_iter_free(next);
 938                                         goto done;
 939                                 }
 940                         }
 941                 }
 942         }
 943
 944 done:
 945         g_variant_iter_free(iter);
 946         g_variant_unref(message);
 947
 948         return ret;
 949 }
 950
 951 static void __netconfig_update_if_service_connected(void)
 952 {
 953         GVariant *message = NULL, *var;
 954         GVariantIter *iter, *next;
 955         gchar *path;
 956         gchar *key;
 957
 958         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 959                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 960                         "GetServices", NULL);
 961
 962         if (message == NULL) {
 963                 ERR("Failed to get services");
 964                 return;
 965         }
 966
 967         g_variant_get(message, "(a(oa{sv}))", &iter);
 968         while (g_variant_iter_loop(iter, "(oa{sv})", &path, &next)) {
 969                 if (path == NULL)
 970                         continue;
 971
 972                 if (g_str_has_prefix(path,
 973                                                 CONNMAN_WIFI_SERVICE_PROFILE_PREFIX) == TRUE) {
 974                         if (g_strrstr(path + strlen(CONNMAN_WIFI_SERVICE_PROFILE_PREFIX),
 975                                                         "hidden") != NULL) {
 976                                 /* skip hidden profiles */
 977                                 continue;
 978                         }
 979                         /* Process this */
 980                 } else if (g_str_has_prefix(path,
 981                                                 CONNMAN_CELLULAR_SERVICE_PROFILE_PREFIX) == TRUE) {
 982                         /* Process this */
 983                 } else {
 984                         continue;
 985                 }
 986
 987                 while (g_variant_iter_loop(next, "{sv}", &key, &var)) {
 988                         if (g_strcmp0(key, "State") == 0) {
 989                                 const gchar *sdata = NULL;
 990                                 sdata = g_variant_get_string(var, NULL);
 991                                 DBG("%s [%s: %s]", path, key, sdata);
 992
 993                                 if (g_strcmp0(sdata, "online") == 0 || g_strcmp0(sdata, "ready") == 0) {
 994
 995                                         /* Found a connected WiFi / 3G service.
 996                                          * Lets update the default profile info.
 997                                          */
 998                                         netconfig_update_default_profile((const gchar*)path);
 999                                         g_free(key);
1000                                         g_free(path);
1001                                         g_variant_unref(var);
1002                                         g_variant_iter_free(next);
1003                                         goto done;
1004                                 }
1005                         }
1006                 }
1007         }
1008 done:
1009         g_variant_iter_free(iter);
1010         g_variant_unref(message);
1011
1012         return;
1013 }
1014
1015 static void __netconfig_network_notify_result(const char *sig_name, const char *key)
1016 {
1017         GVariantBuilder *builder;
1018         GVariant *params;
1019
1020         INFO("[Signal] %s %s", sig_name, key);
1021
1022         builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
1023         g_variant_builder_add(builder, "{sv}", "key", g_variant_new_string(key));
1024
1025         params = g_variant_new("(@a{sv})", g_variant_builder_end(builder));
1026         g_variant_builder_unref(builder);
1027
1028         netconfig_dbus_emit_signal(NULL,
1029                                 NETCONFIG_NETWORK_PATH,
1030                                 NETCONFIG_NETWORK_INTERFACE,
1031                                 sig_name,
1032                                 params);
1033
1034         return;
1035 }
1036
1037 const char *netconfig_get_default_profile(void)
1038 {
1039         return netconfig_default_connection_info.profile;
1040 }
1041
1042 const char *netconfig_get_default_ifname(void)
1043 {
1044         return netconfig_default_connection_info.ifname;
1045 }
1046
1047 const char *netconfig_get_default_ipaddress(void)
1048 {
1049         return netconfig_default_connection_info.ipaddress;
1050 }
1051
1052 const char *netconfig_get_default_ipaddress6(void)
1053 {
1054         return netconfig_default_connection_info.ipaddress6;
1055 }
1056
1057 const char *netconfig_get_default_proxy(void)
1058 {
1059         return netconfig_default_connection_info.proxy;
1060 }
1061
1062 unsigned int netconfig_get_default_frequency(void)
1063 {
1064         return netconfig_default_connection_info.freq;
1065 }
1066
1067 const char *netconfig_get_default_mac_address(void)
1068 {
1069         return netconfig_default_connection_info.mac_address;
1070 }
1071
1072 const char *netconfig_wifi_get_connected_essid(const char *default_profile)
1073 {
1074         if (default_profile == NULL)
1075                 return NULL;
1076
1077         if (netconfig_is_wifi_profile(default_profile) != TRUE)
1078                 return NULL;
1079
1080         if (g_strcmp0(default_profile, netconfig_default_connection_info.profile) != 0)
1081                 return NULL;
1082
1083         return netconfig_default_connection_info.essid;
1084 }
1085
1086 gboolean netconfig_get_default_is_metered(void)
1087 {
1088         return netconfig_default_connection_info.is_metered;
1089 }
1090
1091 static int __netconfig_reset_ipv4_socket(void)
1092 {
1093         int ret;
1094         int fd;
1095         struct ifreq ifr;
1096         struct sockaddr_in sai;
1097         const char *ipaddr = netconfig_get_default_ipaddress();
1098         DBG("ipaddr-[%s]", ipaddr);
1099
1100         if (!ipaddr)
1101                 return -1;
1102
1103         fd = socket(AF_INET, SOCK_DGRAM, 0);
1104         if (fd < 0)
1105                 return -1;
1106
1107         memset(&sai, 0, sizeof(struct sockaddr_in));
1108         sai.sin_family = AF_INET;
1109         sai.sin_port = 0;
1110         if (!inet_aton(ipaddr, &sai.sin_addr)) {
1111                 DBG("fail to inet_aton()");
1112                 close(fd);
1113                 return -1;
1114         }
1115
1116         memset(&ifr, 0, sizeof(struct ifreq));
1117         memcpy(&ifr.ifr_addr, &sai, sizeof(sai));
1118         g_strlcpy((char *)ifr.ifr_name, WIFI_IFNAME, IFNAMSIZ);
1119
1120 #ifndef SIOCKILLADDR
1121 #define SIOCKILLADDR    0x8939
1122 #endif
1123
1124         ret = ioctl(fd, SIOCKILLADDR, &ifr);
1125         if (ret < 0) {
1126                 DBG("fail to ioctl[SIOCKILLADDR]");
1127                 close(fd);
1128                 return -1;
1129         }
1130
1131         close(fd);
1132         return 0;
1133 }
1134
1135 void netconfig_update_default_profile(const char *profile)
1136 {
1137         static char *old_profile = NULL;
1138
1139         /* It's automatically updated by signal-handler
1140          * DO NOT update manually
1141          *
1142          * It is going to update default connection information
1143          */
1144
1145         if (netconfig_default_connection_info.profile != NULL) {
1146
1147                 if (netconfig_is_wifi_profile(netconfig_default_connection_info.profile))
1148                         __netconfig_reset_ipv4_socket();
1149
1150                 g_free(old_profile);
1151                 old_profile = strdup(netconfig_default_connection_info.profile);
1152
1153                 g_free(netconfig_default_connection_info.profile);
1154                 netconfig_default_connection_info.profile = NULL;
1155
1156                 g_free(netconfig_default_connection_info.ifname);
1157                 netconfig_default_connection_info.ifname = NULL;
1158
1159                 g_free(netconfig_default_connection_info.ipaddress);
1160                 netconfig_default_connection_info.ipaddress = NULL;
1161
1162                 g_free(netconfig_default_connection_info.ipaddress6);
1163                 netconfig_default_connection_info.ipaddress6 = NULL;
1164
1165                 g_free(netconfig_default_connection_info.proxy);
1166                 netconfig_default_connection_info.proxy = NULL;
1167
1168                 g_free(netconfig_default_connection_info.mac_address);
1169                 netconfig_default_connection_info.mac_address = NULL;
1170
1171                 netconfig_default_connection_info.freq = 0;
1172                 netconfig_default_connection_info.is_metered = FALSE;
1173
1174                 if (wifi_state_get_service_state() != NETCONFIG_WIFI_CONNECTED) {
1175                         g_free(netconfig_default_connection_info.essid);
1176                         netconfig_default_connection_info.essid = NULL;
1177                 }
1178         }
1179
1180         /* default profile is NULL and new connected profile is NULL */
1181         if (!profile) {
1182                 char *tmp_profile = __netconfig_get_default_profile();
1183
1184                 if (tmp_profile && netconfig_is_cellular_profile(tmp_profile) &&
1185                         !netconfig_is_cellular_internet_profile(tmp_profile)) {
1186                         DBG("not a default cellular profile");
1187                         g_free(tmp_profile);
1188                         tmp_profile = NULL;
1189                 }
1190
1191                 if (!tmp_profile) {
1192                         __netconfig_update_default_connection_info();
1193                         return;
1194                 }
1195
1196                 netconfig_default_connection_info.profile = g_strdup(tmp_profile);
1197                 __netconfig_get_default_connection_info(tmp_profile);
1198                 __netconfig_update_default_connection_info();
1199                 g_free(tmp_profile);
1200                 return;
1201         }
1202
1203         netconfig_default_connection_info.profile = g_strdup(profile);
1204         __netconfig_get_default_connection_info(profile);
1205         __netconfig_update_default_connection_info();
1206 }
1207
1208 void netconfig_update_default(void)
1209 {
1210         if (__netconfig_is_tech_state_connected() == TRUE)
1211                 __netconfig_update_if_service_connected();
1212         else
1213                 __netconfig_adjust_tcp_buffer_size();
1214 }
1215
1216 char *netconfig_get_ifname(const char *profile)
1217 {
1218         GVariant *message = NULL, *variant;
1219         GVariantIter *iter, *next, *service;
1220         gchar *obj_path;
1221         gchar *key;
1222         gchar *key1;
1223         const gchar *value = NULL;
1224         gchar *ifname = NULL;
1225         gboolean found_profile = 0;
1226
1227         if (profile == NULL)
1228                 return NULL;
1229
1230         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
1231                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
1232                         "GetServices", NULL);
1233         if (message == NULL) {
1234                 ERR("Failed to get services informations");
1235                 return NULL;
1236         }
1237
1238         g_variant_get(message, "(a(oa{sv}))", &service);
1239         while (g_variant_iter_loop(service, "(oa{sv})", &obj_path, &iter)) {
1240                 if (g_strcmp0(obj_path, profile) == 0) {
1241                         g_free(obj_path);
1242                         found_profile = 1;
1243                         break;
1244                 }
1245         }
1246
1247         if (found_profile == 0) {
1248                 ERR("Profile %s doesn't exist", profile);
1249                 g_variant_iter_free(service);
1250                 g_variant_unref(message);
1251                 return NULL;
1252         }
1253
1254         while (g_variant_iter_loop(iter, "{sv}", &key, &next)) {
1255                 if (g_strcmp0(key, "Ethernet") == 0) {
1256                         while (g_variant_iter_loop(next, "{sv}", &key1, &variant)) {
1257                                 if (g_strcmp0(key1, "Interface") == 0) {
1258                                         value = g_variant_get_string(variant, NULL);
1259                                         ifname = g_strdup(value);
1260                                         g_free(key1);
1261                                         g_variant_unref(variant);
1262                                         break;
1263                                 }
1264                         }
1265                 }
1266         }
1267
1268         g_variant_unref(message);
1269
1270         g_variant_iter_free(service);
1271         g_variant_iter_free(iter);
1272
1273         return ifname;
1274 }
1275
1276 /* Check Ethernet Cable Plug-in /Plug-out Status */
1277 void netconfig_network_notify_ethernet_cable_state(const char *key)
1278 {
1279         __netconfig_network_notify_result("EthernetCableState", key);
1280 }
1281
1282 static gboolean handle_add_route(
1283                 Network *object,
1284                 GDBusMethodInvocation *context,
1285                 gchar *ip_addr,
1286                 gchar *netmask,
1287                 gchar *interface,  gchar *gateway, gint address_family)
1288 {
1289         const gchar *path = ROUTE_EXEC_PATH;
1290         gchar gw_str[64] = {0,};
1291         if (gateway != NULL && strlen(gateway) > 1)
1292                 g_snprintf(gw_str, 64, "gw %s", gateway);
1293         gchar *const args[] = { "/sbin/route", "add", "-net", ip_addr, gw_str,
1294                 "netmask", netmask, "dev", interface, NULL };
1295         gchar *const envs[] = { NULL };
1296         const gchar* buf = NULL;
1297         gchar* ch = NULL;
1298         int prefix_len = 0;
1299         int pos = 0;
1300
1301         DBG("ip_addr(%s), netmask(%s), interface(%s), gateway(%s)", ip_addr, netmask, interface, gateway);
1302
1303         switch (address_family) {
1304         case AF_INET:
1305                 if (ip_addr == NULL || netmask == NULL || interface == NULL) {
1306                         ERR("Invalid parameter");
1307                         netconfig_error_invalid_parameter(context);
1308                         return TRUE;
1309                 }
1310
1311                 if (netconfig_execute_file(path, args, envs) < 0) {
1312                         DBG("Failed to add a new route");
1313                         netconfig_error_permission_denied(context);
1314                         return TRUE;
1315                 }
1316
1317                 break;
1318         case AF_INET6:
1319                 if (ip_addr == NULL || interface == NULL || gateway == NULL) {
1320                         ERR("Invalid parameter");
1321                         netconfig_error_invalid_parameter(context);
1322                         return TRUE;
1323                 }
1324
1325                 buf = ip_addr;
1326                 ch = strchr(buf, '/');
1327                 pos = ch - buf + 1;
1328                 if (ch) {
1329                         prefix_len = atoi(ch + 1);
1330                         ip_addr[pos-1] = '\0';
1331                 } else {
1332                         prefix_len = 128;
1333                 }
1334
1335                 if (netconfig_add_route_ipv6(ip_addr, interface, gateway, prefix_len) < 0) {
1336                         DBG("Failed to add a new route");
1337                         netconfig_error_permission_denied(context);
1338                         return TRUE;
1339                 }
1340                 break;
1341         default:
1342                 DBG("Unknown Address Family");
1343                 netconfig_error_invalid_parameter(context);
1344                 return TRUE;
1345         }
1346
1347         DBG("Successfully added a new route");
1348         network_complete_add_route(object, context, TRUE);
1349         return TRUE;
1350 }
1351
1352 static gboolean handle_remove_route(
1353                 Network *object,
1354                 GDBusMethodInvocation *context,
1355                 gchar *ip_addr,
1356                 gchar *netmask,
1357                 gchar *interface, gchar *gateway, gint address_family)
1358 {
1359         const char *path = ROUTE_EXEC_PATH;
1360         gchar gw_str[64] = {0,};
1361         if (gateway != NULL && strlen(gateway) > 1)
1362                 g_snprintf(gw_str, 64, "gw %s", gateway);
1363         gchar *const args[] = { "/sbin/route", "del", "-net", ip_addr, gw_str,
1364                 "netmask", netmask, "dev", interface, NULL };
1365         char *const envs[] = { NULL };
1366         const char* buf = NULL;
1367         char* ch = NULL;
1368         int prefix_len = 0;
1369         int pos = 0;
1370
1371         DBG("ip_addr(%s), netmask(%s), interface(%s), gateway(%s)", ip_addr, netmask, interface, gateway);
1372
1373         switch (address_family) {
1374         case AF_INET:
1375                 if (ip_addr == NULL || netmask == NULL || interface == NULL) {
1376                         DBG("Invalid parameter!");
1377                         netconfig_error_invalid_parameter(context);
1378                         return TRUE;
1379                 }
1380                 if (netconfig_execute_file(path, args, envs) < 0) {
1381                         DBG("Failed to remove the route");
1382                         netconfig_error_permission_denied(context);
1383                         return TRUE;
1384                 }
1385                 break;
1386         case AF_INET6:
1387                 if (ip_addr == NULL || interface == NULL || gateway == NULL) {
1388                         DBG("Invalid parameter!");
1389                         netconfig_error_invalid_parameter(context);
1390                         return TRUE;
1391                 }
1392
1393                 buf = ip_addr;
1394                 ch = strchr(buf, '/');
1395                 pos = ch - buf + 1;
1396                 if (ch) {
1397                         prefix_len = atoi(ch + 1);
1398                         ip_addr[pos-1] = '\0';
1399                 } else {
1400                         prefix_len = 128;
1401                 }
1402
1403                 if (netconfig_del_route_ipv6(ip_addr, interface, gateway, prefix_len) < 0) {
1404                         DBG("Failed to remove the route");
1405                         netconfig_error_permission_denied(context);
1406                         return TRUE;
1407                 }
1408                 break;
1409         default:
1410                 DBG("Unknown Address Family");
1411                 netconfig_error_invalid_parameter(context);
1412                 return TRUE;
1413         }
1414
1415         DBG("Successfully removed the route");
1416         network_complete_remove_route(object, context, TRUE);
1417         return TRUE;
1418 }
1419
1420 static gboolean handle_check_get_privilege(Network *object,
1421                 GDBusMethodInvocation *context)
1422 {
1423         network_complete_check_get_privilege(object, context);
1424         return TRUE;
1425 }
1426
1427
1428 static gboolean handle_check_profile_privilege(Network *object,
1429                 GDBusMethodInvocation *context)
1430 {
1431         network_complete_check_profile_privilege(object, context);
1432         return TRUE;
1433 }
1434
1435 static gboolean handle_check_internet_privilege(Network *object,
1436                 GDBusMethodInvocation *context)
1437 {
1438         network_complete_check_internet_privilege(object, context);
1439         return TRUE;
1440 }
1441
1442 gboolean handle_ethernet_cable_state(Network *object,
1443         GDBusMethodInvocation *context)
1444 {
1445         int ret = 0;
1446         int state = 0;
1447
1448         ret = netconfig_get_ethernet_cable_state(&state);
1449         if (ret != 0) {
1450                 DBG("Failed to get ethernet cable state");
1451                 netconfig_error_fail_ethernet_cable_state(context);
1452                 return TRUE;
1453         }
1454
1455         DBG("Successfully get ethernet cable state[%d]", state);
1456         network_complete_ethernet_cable_state(object, context, state);
1457         return TRUE;
1458 }
1459
1460 gboolean handle_get_metered_info(Network *object,
1461         GDBusMethodInvocation *context)
1462 {
1463         gboolean state = 0;
1464
1465         state = netconfig_get_default_is_metered();
1466
1467         DBG("Default metered state [%s]", state ? "TRUE" : "FALSE");
1468         network_complete_get_metered_info(object, context, state);
1469         return TRUE;
1470 }
1471
1472 gboolean handle_preferred_ipv6_address(Network *object,
1473         GDBusMethodInvocation *context, gchar *profile)
1474 {
1475         char *address = NULL;
1476
1477         address = __netconfig_get_preferred_ipv6_address(profile);
1478         if (address == NULL) {
1479                 DBG("Failed to get preferred IPv6 address");
1480                 netconfig_error_fail_preferred_ipv6_address(context);
1481                 return TRUE;
1482         }
1483
1484         DBG("Successfully get preferred IPv6 address[%s]", address);
1485         network_complete_preferred_ipv6_address(object, context, address);
1486         return TRUE;
1487 }
1488
1489 void state_object_create_and_init(void)
1490 {
1491         DBG("Creating network state object");
1492         GDBusInterfaceSkeleton *interface_network = NULL;
1493 #if defined TIZEN_DEBUG_ENABLE
1494         GDBusInterfaceSkeleton *interface_tcpdump = NULL;
1495 #endif
1496         GDBusConnection *connection = NULL;
1497         GDBusObjectManagerServer *server = netdbus_get_state_manager();
1498         if (server == NULL)
1499                 return;
1500
1501         connection = netdbus_get_connection();
1502         g_dbus_object_manager_server_set_connection(server, connection);
1503
1504         /*Interface netconfig.network*/
1505         netconfigstate = network_skeleton_new();
1506
1507         interface_network = G_DBUS_INTERFACE_SKELETON(netconfigstate);
1508         g_signal_connect(netconfigstate, "handle-add-route",
1509                                 G_CALLBACK(handle_add_route), NULL);
1510         g_signal_connect(netconfigstate, "handle-check-get-privilege",
1511                                 G_CALLBACK(handle_check_get_privilege), NULL);
1512         g_signal_connect(netconfigstate, "handle-check-profile-privilege",
1513                                 G_CALLBACK(handle_check_profile_privilege), NULL);
1514         g_signal_connect(netconfigstate, "handle-check-internet-privilege",
1515                                 G_CALLBACK(handle_check_internet_privilege), NULL);
1516         g_signal_connect(netconfigstate, "handle-ethernet-cable-state",
1517                                 G_CALLBACK(handle_ethernet_cable_state), NULL);
1518         g_signal_connect(netconfigstate, "handle-preferred-ipv6-address",
1519                                 G_CALLBACK(handle_preferred_ipv6_address), NULL);
1520         g_signal_connect(netconfigstate, "handle-remove-route",
1521                                 G_CALLBACK(handle_remove_route), NULL);
1522         g_signal_connect(netconfigstate, "handle-launch-mdns",
1523                                 G_CALLBACK(handle_launch_mdns), NULL);
1524         g_signal_connect(netconfigstate, "handle-device-policy-set-wifi",
1525                                 G_CALLBACK(handle_device_policy_set_wifi), NULL);
1526         g_signal_connect(netconfigstate, "handle-device-policy-get-wifi",
1527                                 G_CALLBACK(handle_device_policy_get_wifi), NULL);
1528         g_signal_connect(netconfigstate, "handle-device-policy-set-wifi-profile",
1529                                 G_CALLBACK(handle_device_policy_set_wifi_profile), NULL);
1530         g_signal_connect(netconfigstate, "handle-device-policy-get-wifi-profile",
1531                                 G_CALLBACK(handle_device_policy_get_wifi_profile), NULL);
1532         g_signal_connect(netconfigstate, "handle-get-metered-info",
1533                                 G_CALLBACK(handle_get_metered_info), NULL);
1534
1535         if (!g_dbus_interface_skeleton_export(interface_network, connection,
1536                         NETCONFIG_NETWORK_STATE_PATH, NULL)) {
1537                 ERR("Export with path failed");
1538         }
1539
1540 #if defined TIZEN_DEBUG_ENABLE
1541         /*Interface netconfig.tcpdump*/
1542         tcpdump_object = tcpdump_skeleton_new();
1543
1544         interface_tcpdump = G_DBUS_INTERFACE_SKELETON(tcpdump_object);
1545         g_signal_connect(tcpdump_object, "handle-start-tcpdump",
1546                                 G_CALLBACK(handle_start_tcpdump), NULL);
1547         g_signal_connect(tcpdump_object, "handle-stop-tcpdump",
1548                                 G_CALLBACK(handle_stop_tcpdump), NULL);
1549         g_signal_connect(tcpdump_object, "handle-get-tcpdump-state",
1550                                 G_CALLBACK(handle_get_tcpdump_state), NULL);
1551
1552         if (!g_dbus_interface_skeleton_export(interface_tcpdump, connection,
1553                         NETCONFIG_NETWORK_STATE_PATH, NULL)) {
1554                 ERR("Export with path failed");
1555         }
1556 #endif
1557 }
1558
1559 void state_object_deinit(void)
1560 {
1561         g_object_unref(netconfigstate);
1562 #if defined TIZEN_DEBUG_ENABLE
1563         g_object_unref(tcpdump_object);
1564 #endif
1565 }