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         DBG("MOON + profile %p", profile);
 375         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 376                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 377                         "GetServices", NULL);
 378         if (message == NULL) {
 379                 ERR("Failed to get services informations");
 380                 goto done;
 381         }
 382
 383         g_variant_get(message, "(a(oa{sv}))", &service);
 384         if (service == NULL) {
 385                 ERR("Failed to get services iter");
 386                 goto done;
 387         }
 388
 389         while (g_variant_iter_loop(service, "(oa{sv})", &obj_path, &iter)) {
 390                 if (g_strcmp0(obj_path, profile) == 0) {
 391                         g_free(obj_path);
 392                         found_profile = 1;
 393                         break;
 394                 }
 395         }
 396
 397         if (iter == NULL || found_profile == 0) {
 398                 ERR("Profile %s doesn't exist", profile);
 399                 goto done;
 400         }
 401
 402         while (g_variant_iter_loop(iter, "{sv}", &key, &next)) {
 403                 const gchar *value = NULL;
 404                 guint16 freq = 0;
 405                 if (g_strcmp0(key, "Name") == 0 &&
 406                                 netconfig_is_wifi_profile(profile) == TRUE) {
 407                         if (g_variant_is_of_type(next, G_VARIANT_TYPE_STRING)) {
 408                                 value = g_variant_get_string(next, NULL);
 409
 410                                 netconfig_default_connection_info.essid = g_strdup(value);
 411                         }
 412                 } else if (g_strcmp0(key, "Ethernet") == 0) {
 413                         g_variant_get(next, "a{sv}", &iter1);
 414                         if (iter1 == NULL)
 415                                 continue;
 416                         while (g_variant_iter_loop(iter1, "{sv}", &key1, &variant)) {
 417                                 if (g_strcmp0(key1, "Interface") == 0) {
 418                                         value = g_variant_get_string(variant, NULL);
 419                                         netconfig_default_connection_info.ifname = g_strdup(value);
 420                                 } else if (g_strcmp0(key1, "Address") == 0) {
 421                                         value = g_variant_get_string(variant, NULL);
 422                                         netconfig_default_connection_info.mac_address = g_strdup(value);
 423                                 }
 424                         }
 425                         g_variant_iter_free(iter1);
 426                 } else if (g_strcmp0(key, "IPv4") == 0) {
 427                         g_variant_get(next, "a{sv}", &iter1);
 428                         if (iter1 == NULL)
 429                                 continue;
 430                         while (g_variant_iter_loop(iter1, "{sv}", &key1, &variant)) {
 431                                 if (g_strcmp0(key1, "Address") == 0) {
 432                                         value = g_variant_get_string(variant, NULL);
 433                                         netconfig_default_connection_info.ipaddress = g_strdup(value);
 434                                 }
 435                         }
 436                         g_variant_iter_free(iter1);
 437                 } else if (g_strcmp0(key, "IPv6") == 0) {
 438                         g_variant_get(next, "a{sv}", &iter1);
 439                         if (iter1 == NULL)
 440                                 continue;
 441                         while (g_variant_iter_loop(iter1, "{sv}", &key1, &variant)) {
 442                                 if (g_strcmp0(key1, "Address") == 0) {
 443                                         value = g_variant_get_string(variant, NULL);
 444                                         netconfig_default_connection_info.ipaddress6 = g_strdup(value);
 445                                 }
 446                         }
 447                         g_variant_iter_free(iter1);
 448
 449                 } else if (g_strcmp0(key, "Proxy") == 0) {
 450                         g_variant_get(next, "a{sv}", &iter1);
 451                         if (iter1 == NULL)
 452                                 continue;
 453                         while (g_variant_iter_loop(iter1, "{sv}", &key2, &variant2)) {
 454                                 GVariantIter *iter_sub = NULL;
 455
 456                                 if (g_strcmp0(key2, "Servers") == 0) {
 457                                         if (!g_variant_is_of_type(variant2, G_VARIANT_TYPE_STRING_ARRAY)) {
 458                                                 g_free(key2);
 459                                                 g_variant_unref(variant2);
 460                                                 break;
 461                                         }
 462
 463                                         g_variant_get(variant2, "as", &iter_sub);
 464                                         g_variant_iter_loop(iter_sub, "s", &value);
 465                                         g_variant_iter_free(iter_sub);
 466                                         if (value != NULL && (strlen(value) > 0))
 467                                                 netconfig_default_connection_info.proxy = g_strdup(value);
 468                                 } else if (g_strcmp0(key2, "Method") == 0) {
 469                                         if (g_variant_is_of_type(variant2, G_VARIANT_TYPE_STRING)) {
 470                                                 g_free(key2);
 471                                                 g_variant_unref(variant2);
 472                                                 break;
 473                                         }
 474
 475                                         value = g_variant_get_string(variant2, NULL);
 476                                         if (g_strcmp0(value, "direct") == 0) {
 477                                                 g_free(netconfig_default_connection_info.proxy);
 478                                                 netconfig_default_connection_info.proxy = NULL;
 479
 480                                                 g_free(key2);
 481                                                 g_variant_unref(variant2);
 482                                                 break;
 483                                         }
 484                                 }
 485                         }
 486                         g_variant_iter_free(iter1);
 487                 } else if (g_strcmp0(key, "Frequency") == 0) {
 488                         if (g_variant_is_of_type(next, G_VARIANT_TYPE_UINT16)) {
 489                                 freq = g_variant_get_uint16(next);
 490                                 netconfig_default_connection_info.freq = freq;
 491                         }
 492                 }
 493         }
 494
 495         if (netconfig_is_cellular_profile(profile) == TRUE) {
 496                 net_profile_name_t pdp_name;
 497                 int ret;
 498
 499                 ret = __netconfig_telephony_search_pdp_profile(profile, &pdp_name);
 500                 if (ret >= 0 && strlen(pdp_name.profile_name) > 0)
 501                         if (__netconfig_telephony_get_metered_info(&pdp_name))
 502                                 netconfig_default_connection_info.is_metered = TRUE;
 503         }
 504
 505 done:
 506         if (message)
 507                 g_variant_unref(message);
 508
 509         if (iter)
 510                 g_variant_iter_free(iter);
 511
 512         if (service)
 513                 g_variant_iter_free(service);
 514
 515         return;
 516 }
 517
 518 static char *__netconfig_get_preferred_ipv6_address(char *profile)
 519 {
 520         GVariant *message = NULL, *variant = NULL, *next = NULL;
 521         GVariantIter *iter = NULL, *sub_iter = NULL, *service = NULL;
 522         gchar *obj_path;
 523         gchar *key = NULL;
 524         gchar *sub_key = NULL;
 525         gchar *preferred_address6 = NULL;
 526         gboolean found_profile = 0;
 527
 528         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 529                                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 530                                         "GetServices", NULL);
 531         if (message == NULL) {
 532                 ERR("Failed to get service informations");
 533                 goto done;
 534         }
 535
 536         g_variant_get(message, "(a(oa{sv}))", &service);
 537         if (service == NULL) {
 538                 ERR("Failed to get services iter");
 539                 goto done;
 540         }
 541
 542         while (g_variant_iter_loop(service, "(oa{sv})", &obj_path, &iter)) {
 543                 if (g_strcmp0(obj_path, profile) == 0) {
 544                         g_free(obj_path);
 545                         found_profile = 1;
 546                         break;
 547                 }
 548         }
 549
 550         if (iter == NULL || found_profile == 0) {
 551                 ERR("Profile %s doesn't exist", profile);
 552                         goto done;
 553         }
 554
 555         while (g_variant_iter_loop(iter, "{sv}", &key, &next)) {
 556                 const gchar *value = NULL;
 557                 if (g_strcmp0(key, "IPv6") == 0) {
 558                         g_variant_get(next, "a{sv}", &sub_iter);
 559                         if (sub_iter == NULL)
 560                                 continue;
 561                         while (g_variant_iter_loop(sub_iter, "{sv}", &sub_key, &variant)) {
 562                                 if (g_strcmp0(sub_key, "Address") == 0) {
 563                                         value = g_variant_get_string(variant, NULL);
 564                                         if (!preferred_address6)
 565                                                 preferred_address6 = g_strdup(value);
 566                                 }
 567                         }
 568                         g_variant_iter_free(sub_iter);
 569                 }
 570         }
 571
 572 done:
 573         if (message)
 574                 g_variant_unref(message);
 575
 576         if (iter)
 577                 g_variant_iter_free(iter);
 578
 579         if (service)
 580                 g_variant_iter_free(service);
 581
 582         return preferred_address6;
 583 }
 584
 585 static void __netconfig_adjust_tcp_buffer_size(void)
 586 {
 587         int fdr = 0, fdw = 0;
 588         int fdrmax = 0, fdwmax = 0;
 589         const char *rbuf_size = NULL;
 590         const char *wbuf_size = NULL;
 591         const char *rmax_size = NULL;
 592         const char *wmax_size = NULL;
 593         const char *profile = netconfig_get_default_profile();
 594
 595         if (profile == NULL) {
 596                 DBG("There is no default connection");
 597
 598                 rbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_READ;
 599                 wbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_WRITE;
 600         } else if (netconfig_is_wifi_profile(profile) == TRUE) {
 601                 DBG("Default connection: Wi-Fi");
 602
 603                 rbuf_size = NET_TCP_BUFFERSIZE_WIFI_READ;
 604                 wbuf_size = NET_TCP_BUFFERSIZE_WIFI_WRITE;
 605                 rmax_size = NET_TCP_BUFFERSIZE_WIFI_RMEM_MAX;
 606                 wmax_size = NET_TCP_BUFFERSIZE_WIFI_WMEM_MAX;
 607         } else if (netconfig_is_cellular_profile(profile) == TRUE) {
 608                 int telephony_svctype = 0, telephony_pstype = 0;
 609
 610                 netconfig_get_telephony_network_type(&telephony_svctype, &telephony_pstype);
 611                 DBG("Default cellular %d, %d", telephony_svctype, telephony_pstype);
 612
 613                 switch (telephony_pstype) {
 614                 case VCONFKEY_TELEPHONY_PSTYPE_HSPA:
 615                         rbuf_size = NET_TCP_BUFFERSIZE_HSPA_READ;
 616                         wbuf_size = NET_TCP_BUFFERSIZE_HSPA_WRITE;
 617                         break;
 618                 case VCONFKEY_TELEPHONY_PSTYPE_HSUPA:
 619                         rbuf_size = NET_TCP_BUFFERSIZE_HSUPA_READ;
 620                         wbuf_size = NET_TCP_BUFFERSIZE_HSDPA_WRITE;
 621                         break;
 622                 case VCONFKEY_TELEPHONY_PSTYPE_HSDPA:
 623                         rbuf_size = NET_TCP_BUFFERSIZE_HSDPA_READ;
 624                         wbuf_size = NET_TCP_BUFFERSIZE_HSDPA_WRITE;
 625                         break;
 626 #if !defined TIZEN_WEARABLE
 627                 case VCONFKEY_TELEPHONY_PSTYPE_HSPAP:
 628                         rbuf_size = NET_TCP_BUFFERSIZE_HSPAP_READ;
 629                         wbuf_size = NET_TCP_BUFFERSIZE_HSPAP_WRITE;
 630                         break;
 631 #endif
 632                 default:
 633                         switch (telephony_svctype) {
 634                         case VCONFKEY_TELEPHONY_SVCTYPE_LTE:
 635                                 rbuf_size = NET_TCP_BUFFERSIZE_LTE_READ;
 636                                 wbuf_size = NET_TCP_BUFFERSIZE_LTE_WRITE;
 637                                 rmax_size = NET_TCP_BUFFERSIZE_LTE_RMEM_MAX;
 638                                 break;
 639                         case VCONFKEY_TELEPHONY_SVCTYPE_3G:
 640                                 rbuf_size = NET_TCP_BUFFERSIZE_UMTS_READ;
 641                                 wbuf_size = NET_TCP_BUFFERSIZE_UMTS_WRITE;
 642                                 break;
 643                         case VCONFKEY_TELEPHONY_SVCTYPE_2_5G_EDGE:
 644                                 rbuf_size = NET_TCP_BUFFERSIZE_EDGE_READ;
 645                                 wbuf_size = NET_TCP_BUFFERSIZE_EDGE_WRITE;
 646                                 break;
 647                         case VCONFKEY_TELEPHONY_SVCTYPE_2_5G:
 648                                 rbuf_size = NET_TCP_BUFFERSIZE_GPRS_READ;
 649                                 wbuf_size = NET_TCP_BUFFERSIZE_GPRS_WRITE;
 650                                 break;
 651                         default:
 652                                 /* TODO: Check LTE support */
 653                                 rbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_READ;
 654                                 wbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_WRITE;
 655                                 break;
 656                         }
 657                         break;
 658                 }
 659         } else {
 660                 DBG("Default TCP buffer configured");
 661
 662                 rbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_READ;
 663                 wbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_WRITE;
 664         }
 665
 666         if (rbuf_size != NULL) {
 667                 fdr = open(NET_PROC_SYS_NET_IPV4_TCP_RMEM, O_RDWR | O_CLOEXEC);
 668
 669                 if (fdr < 0 || write(fdr, rbuf_size, strlen(rbuf_size)) < 0)
 670                         ERR("Failed to set TCP read buffer size");
 671
 672                 if (fdr >= 0)
 673                         close(fdr);
 674         }
 675
 676         if (wbuf_size != NULL) {
 677                 fdw = open(NET_PROC_SYS_NET_IPv4_TCP_WMEM, O_RDWR | O_CLOEXEC);
 678
 679                 if (fdw < 0 || write(fdw, wbuf_size, strlen(wbuf_size)) < 0)
 680                         ERR("Failed to set TCP write buffer size");
 681
 682                 if (fdw >= 0)
 683                         close(fdw);
 684         }
 685
 686         /* As default */
 687         if (rmax_size == NULL)
 688                 rmax_size = NET_TCP_BUFFERSIZE_WIFI_RMEM_MAX;
 689         if (wmax_size == NULL)
 690                 wmax_size = NET_TCP_BUFFERSIZE_WIFI_WMEM_MAX;
 691
 692         if (rmax_size != NULL) {
 693                 fdrmax = open(NET_PROC_SYS_NET_CORE_RMEM_MAX, O_RDWR | O_CLOEXEC);
 694
 695                 if (fdrmax < 0 || write(fdrmax, rmax_size, strlen(rmax_size)) < 0)
 696                         ERR("Failed to set TCP rmem_max size");
 697
 698                 if (fdrmax >= 0)
 699                         close(fdrmax);
 700         }
 701
 702         if (wmax_size != NULL) {
 703                 fdwmax = open(NET_PROC_SYS_NET_CORE_WMEM_MAX, O_RDWR | O_CLOEXEC);
 704
 705                 if (fdwmax < 0 || write(fdwmax, wmax_size, strlen(wmax_size)) < 0)
 706                         ERR("Failed to set TCP wmem_max size");
 707
 708                 if (fdwmax >= 0)
 709                         close(fdwmax);
 710         }
 711 }
 712
 713 static void __netconfig_update_default_connection_info(void)
 714 {
 715         int old_network_status = 0;
 716         const char *profile = netconfig_get_default_profile();
 717         const char *ip_addr = netconfig_get_default_ipaddress();
 718         const char *ip_addr6 = netconfig_get_default_ipaddress6();
 719         const char *proxy_addr = netconfig_get_default_proxy();
 720         unsigned int freq = netconfig_get_default_frequency();
 721         GVariantBuilder *builder;
 722         GVariant *params;
 723
 724         if (emulator_is_emulated() == TRUE) {
 725                 builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
 726
 727                 if (ip_addr != NULL) {
 728                         netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, ip_addr);
 729                         g_variant_builder_add(builder, "{sv}", "IPv4Address",
 730                                                                   g_variant_new_string(ip_addr));
 731                 } else {
 732                         netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "");
 733                         g_variant_builder_add(builder, "{sv}", "IPv4Address",
 734                                                                   g_variant_new_string(""));
 735                 }
 736
 737                 if (ip_addr6 != NULL) {
 738                         netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, ip_addr6);
 739                         g_variant_builder_add(builder, "{sv}", "IPv6Address",
 740                                                                   g_variant_new_string(ip_addr6));
 741                 } else {
 742                         netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, "");
 743                         g_variant_builder_add(builder, "{sv}", "IPv6Address",
 744                                                                   g_variant_new_string(""));
 745                 }
 746
 747                 params = g_variant_new("(@a{sv})", g_variant_builder_end(builder));
 748                 g_variant_builder_unref(builder);
 749
 750                 netconfig_dbus_emit_signal(NULL, NETCONFIG_NETWORK_PATH,
 751                                                    NETCONFIG_NETWORK_INTERFACE, "NetworkConfigChanged",
 752                                                    params);
 753
 754                 return;
 755         }
 756
 757         if (profile == NULL)
 758                 DBG("Reset network state configuration");
 759         else
 760                 DBG("profile[%s] ipv4(%s) ipv6(%s) proxy(%s)", profile, ip_addr,
 761                         ip_addr6, proxy_addr);
 762
 763         netconfig_vconf_get_int(VCONFKEY_NETWORK_STATUS, &old_network_status);
 764
 765         if (profile == NULL && old_network_status != VCONFKEY_NETWORK_OFF) {
 766                 builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
 767
 768                 netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_OFF);
 769                 g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 770                                                           g_variant_new_int32(VCONFKEY_NETWORK_OFF));
 771
 772                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "");
 773                 g_variant_builder_add(builder, "{sv}", "IPv4Address",
 774                                                           g_variant_new_string(""));
 775
 776                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, "");
 777                 g_variant_builder_add(builder, "{sv}", "IPv6Address",
 778                                                           g_variant_new_string(""));
 779
 780                 netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, "");
 781                 g_variant_builder_add(builder, "{sv}", "ProxyAddress",
 782                                                           g_variant_new_string(""));
 783
 784                 params = g_variant_new("(@a{sv})", g_variant_builder_end(builder));
 785
 786                 netconfig_set_vconf_int(VCONFKEY_NETWORK_CONFIGURATION_CHANGE_IND, 0);
 787                 netconfig_dbus_emit_signal(NULL, NETCONFIG_NETWORK_PATH,
 788                                                    NETCONFIG_NETWORK_INTERFACE, "NetworkConfigChanged",
 789                                                    params);
 790                 netconfig_set_vconf_int("memory/private/wifi/frequency", 0);
 791
 792                 g_variant_builder_unref(builder);
 793
 794                 DBG("Successfully clear IP and PROXY up");
 795
 796         } else if (profile != NULL) {
 797                 char *old_ip = vconf_get_str(VCONFKEY_NETWORK_IP);
 798                 char *old_ip6 = vconf_get_str(VCONFKEY_NETWORK_IP6);
 799                 char *old_proxy = vconf_get_str(VCONFKEY_NETWORK_PROXY);
 800
 801                 builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
 802
 803                 if (netconfig_is_wifi_profile(profile) == TRUE) {
 804                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS,
 805                                                                         VCONFKEY_NETWORK_WIFI);
 806                         g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 807                                                           g_variant_new_int32(VCONFKEY_NETWORK_WIFI));
 808                         netconfig_set_vconf_int("memory/private/wifi/frequency", freq);
 809
 810                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 811                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_WIFI);
 812                 } else if (netconfig_is_cellular_profile(profile)) {
 813
 814                         if (!netconfig_is_cellular_internet_profile(profile)) {
 815                                 DBG("connection is not a internet profile - stop to update the cellular state");
 816                                 if (old_ip)
 817                                         free(old_ip);
 818                                 if (old_ip6)
 819                                         free(old_ip6);
 820                                 if (old_proxy)
 821                                         free(old_proxy);
 822                                 return;
 823                         }
 824
 825                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS,
 826                                                                         VCONFKEY_NETWORK_CELLULAR);
 827                         g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 828                                                           g_variant_new_int32(VCONFKEY_NETWORK_CELLULAR));
 829
 830                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 831                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_CELLULAR);
 832                 } else if (netconfig_is_ethernet_profile(profile) == TRUE) {
 833                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS,
 834                                                                         VCONFKEY_NETWORK_ETHERNET);
 835                         g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 836                                                           g_variant_new_int32(VCONFKEY_NETWORK_ETHERNET));
 837                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 838                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_ETHERNET);
 839                 } else if (netconfig_is_bluetooth_profile(profile) == TRUE) {
 840                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS,
 841                                                                         VCONFKEY_NETWORK_BLUETOOTH);
 842                         g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 843                                                           g_variant_new_int32(VCONFKEY_NETWORK_BLUETOOTH));
 844                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 845                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_BT);
 846                 } else{
 847                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS,
 848                                                                         VCONFKEY_NETWORK_OFF);
 849                         g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 850                                                           g_variant_new_int32(VCONFKEY_NETWORK_OFF));
 851                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 852                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_DISCONNECTED);
 853                 }
 854
 855                 if (g_strcmp0(old_ip, ip_addr) != 0 || old_ip == NULL) {
 856                         if (ip_addr != NULL) {
 857                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, ip_addr);
 858                                 g_variant_builder_add(builder, "{sv}", "IPv4Address",
 859                                                                   g_variant_new_string(ip_addr));
 860                         } else if (old_ip != NULL && strlen(old_ip) > 0) {
 861                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "");
 862                                 g_variant_builder_add(builder, "{sv}", "IPv4Address",
 863                                                                   g_variant_new_string(""));
 864                         }
 865                 }
 866                 if (old_ip)
 867                         free(old_ip);
 868
 869                 if (g_strcmp0(old_ip6, ip_addr6) != 0 || old_ip6 == NULL) {
 870                         if (ip_addr6 != NULL) {
 871                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, ip_addr6);
 872                                 g_variant_builder_add(builder, "{sv}", "IPv6Address",
 873                                                                   g_variant_new_string(ip_addr6));
 874                         } else if (old_ip6 != NULL && strlen(old_ip6) > 0) {
 875                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, "");
 876                                 g_variant_builder_add(builder, "{sv}", "IPv6Address",
 877                                                                   g_variant_new_string(""));
 878                         }
 879                 }
 880                 if (old_ip6)
 881                         free(old_ip6);
 882
 883                 if (g_strcmp0(old_proxy, proxy_addr) != 0) {
 884                         if (proxy_addr == NULL) {
 885                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, "");
 886                                 g_variant_builder_add(builder, "{sv}", "ProxyAddress",
 887                                                                   g_variant_new_string(""));
 888                         } else {
 889                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, proxy_addr);
 890                                 g_variant_builder_add(builder, "{sv}", "ProxyAddress",
 891                                                                   g_variant_new_string(proxy_addr));
 892                         }
 893                 }
 894                 if (old_proxy)
 895                         free(old_proxy);
 896
 897                 params = g_variant_new("(@a{sv})", g_variant_builder_end(builder));
 898
 899                 netconfig_set_vconf_int(VCONFKEY_NETWORK_CONFIGURATION_CHANGE_IND, 1);
 900                 netconfig_dbus_emit_signal(NULL, NETCONFIG_NETWORK_PATH,
 901                                                    NETCONFIG_NETWORK_INTERFACE, "NetworkConfigChanged",
 902                                                    params);
 903
 904                 g_variant_builder_unref(builder);
 905
 906                 DBG("Successfully update default network configuration");
 907         }
 908
 909         __netconfig_adjust_tcp_buffer_size();
 910 }
 911
 912 static gboolean __netconfig_is_tech_state_connected(void)
 913 {
 914         gboolean ret = FALSE;
 915         GVariant *message = NULL, *variant;
 916         GVariantIter *iter, *next;
 917         gchar *path;
 918         gchar *key;
 919
 920         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 921                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 922                         "GetTechnologies", NULL);
 923
 924         if (message == NULL) {
 925                 DBG("Fail to get technology state");
 926                 return FALSE;
 927         }
 928
 929         g_variant_get(message, "(a(oa{sv}))", &iter);
 930         while (g_variant_iter_loop(iter, "(oa{sv})", &path, &next)) {
 931                 if (path == NULL)
 932                         continue;
 933
 934                 while (g_variant_iter_loop(next, "{sv}", &key, &variant)) {
 935                         gboolean data;
 936                         if (g_strcmp0(key, "Connected") == 0) {
 937                                 data = g_variant_get_boolean(variant);
 938                                 DBG("%s [%s: %s]", path, key, data ? "True" : "False");
 939                                 if (TRUE == data) {
 940                                         ret = TRUE;
 941                                         g_free(path);
 942                                         g_free(key);
 943                                         g_variant_unref(variant);
 944                                         g_variant_iter_free(next);
 945                                         goto done;
 946                                 }
 947                         }
 948                 }
 949         }
 950
 951 done:
 952         g_variant_iter_free(iter);
 953         g_variant_unref(message);
 954
 955         return ret;
 956 }
 957
 958 static void __netconfig_update_if_service_connected(void)
 959 {
 960         GVariant *message = NULL, *var;
 961         GVariantIter *iter, *next;
 962         gchar *path;
 963         gchar *key;
 964
 965         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 966                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 967                         "GetServices", NULL);
 968
 969         if (message == NULL) {
 970                 ERR("Failed to get services");
 971                 return;
 972         }
 973
 974         g_variant_get(message, "(a(oa{sv}))", &iter);
 975         while (g_variant_iter_loop(iter, "(oa{sv})", &path, &next)) {
 976                 if (path == NULL)
 977                         continue;
 978
 979                 if (g_str_has_prefix(path,
 980                                                 CONNMAN_WIFI_SERVICE_PROFILE_PREFIX) == TRUE) {
 981                         if (g_strrstr(path + strlen(CONNMAN_WIFI_SERVICE_PROFILE_PREFIX),
 982                                                         "hidden") != NULL) {
 983                                 /* skip hidden profiles */
 984                                 continue;
 985                         }
 986                         /* Process this */
 987                 } else if (g_str_has_prefix(path,
 988                                                 CONNMAN_CELLULAR_SERVICE_PROFILE_PREFIX) == TRUE) {
 989                         /* Process this */
 990                 } else if (g_str_has_prefix(path,
 991                                                 CONNMAN_ETHERNET_SERVICE_PROFILE_PREFIX) == TRUE) {
 992                         /* Process this */
 993                 } else {
 994                         continue;
 995                 }
 996
 997                 while (g_variant_iter_loop(next, "{sv}", &key, &var)) {
 998                         if (g_strcmp0(key, "State") == 0) {
 999                                 const gchar *sdata = NULL;
1000                                 sdata = g_variant_get_string(var, NULL);
1001                                 DBG("%s [%s: %s]", path, key, sdata);
1002
1003                                 if (g_strcmp0(sdata, "online") == 0 || g_strcmp0(sdata, "ready") == 0) {
1004
1005                                         /* Found a connected WiFi / 3G service.
1006                                          * Lets update the default profile info.
1007                                          */
1008                                         netconfig_update_default_profile((const gchar*)path);
1009                                         g_free(key);
1010                                         g_free(path);
1011                                         g_variant_unref(var);
1012                                         g_variant_iter_free(next);
1013                                         goto done;
1014                                 }
1015                         }
1016                 }
1017         }
1018 done:
1019         g_variant_iter_free(iter);
1020         g_variant_unref(message);
1021
1022         return;
1023 }
1024
1025 static void __netconfig_network_notify_result(const char *sig_name, const char *key)
1026 {
1027         GVariantBuilder *builder;
1028         GVariant *params;
1029
1030         INFO("[Signal] %s %s", sig_name, key);
1031
1032         builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
1033         g_variant_builder_add(builder, "{sv}", "key", g_variant_new_string(key));
1034
1035         params = g_variant_new("(@a{sv})", g_variant_builder_end(builder));
1036         g_variant_builder_unref(builder);
1037
1038         netconfig_dbus_emit_signal(NULL,
1039                                 NETCONFIG_NETWORK_PATH,
1040                                 NETCONFIG_NETWORK_INTERFACE,
1041                                 sig_name,
1042                                 params);
1043
1044         return;
1045 }
1046
1047 const char *netconfig_get_default_profile(void)
1048 {
1049         return netconfig_default_connection_info.profile;
1050 }
1051
1052 const char *netconfig_get_default_ifname(void)
1053 {
1054         return netconfig_default_connection_info.ifname;
1055 }
1056
1057 const char *netconfig_get_default_ipaddress(void)
1058 {
1059         return netconfig_default_connection_info.ipaddress;
1060 }
1061
1062 const char *netconfig_get_default_ipaddress6(void)
1063 {
1064         return netconfig_default_connection_info.ipaddress6;
1065 }
1066
1067 const char *netconfig_get_default_proxy(void)
1068 {
1069         return netconfig_default_connection_info.proxy;
1070 }
1071
1072 unsigned int netconfig_get_default_frequency(void)
1073 {
1074         return netconfig_default_connection_info.freq;
1075 }
1076
1077 const char *netconfig_get_default_mac_address(void)
1078 {
1079         return netconfig_default_connection_info.mac_address;
1080 }
1081
1082 const char *netconfig_wifi_get_connected_essid(const char *default_profile)
1083 {
1084         if (default_profile == NULL)
1085                 return NULL;
1086
1087         if (netconfig_is_wifi_profile(default_profile) != TRUE)
1088                 return NULL;
1089
1090         if (g_strcmp0(default_profile, netconfig_default_connection_info.profile) != 0)
1091                 return NULL;
1092
1093         return netconfig_default_connection_info.essid;
1094 }
1095
1096 gboolean netconfig_get_default_is_metered(void)
1097 {
1098         return netconfig_default_connection_info.is_metered;
1099 }
1100
1101 static int __netconfig_reset_ipv4_socket(void)
1102 {
1103         int ret;
1104         int fd;
1105         struct ifreq ifr;
1106         struct sockaddr_in sai;
1107         const char *ipaddr = netconfig_get_default_ipaddress();
1108         DBG("ipaddr-[%s]", ipaddr);
1109
1110         if (!ipaddr)
1111                 return -1;
1112
1113         fd = socket(AF_INET, SOCK_DGRAM, 0);
1114         if (fd < 0)
1115                 return -1;
1116
1117         memset(&sai, 0, sizeof(struct sockaddr_in));
1118         sai.sin_family = AF_INET;
1119         sai.sin_port = 0;
1120         if (!inet_aton(ipaddr, &sai.sin_addr)) {
1121                 DBG("fail to inet_aton()");
1122                 close(fd);
1123                 return -1;
1124         }
1125
1126         memset(&ifr, 0, sizeof(struct ifreq));
1127         memcpy(&ifr.ifr_addr, &sai, sizeof(sai));
1128         g_strlcpy((char *)ifr.ifr_name, WIFI_IFNAME, IFNAMSIZ);
1129
1130 #ifndef SIOCKILLADDR
1131 #define SIOCKILLADDR    0x8939
1132 #endif
1133
1134         ret = ioctl(fd, SIOCKILLADDR, &ifr);
1135         if (ret < 0) {
1136                 DBG("fail to ioctl[SIOCKILLADDR]");
1137                 close(fd);
1138                 return -1;
1139         }
1140
1141         close(fd);
1142         return 0;
1143 }
1144
1145 void netconfig_update_default_profile(const char *profile)
1146 {
1147         static char *old_profile = NULL;
1148
1149         DBG("MOON + profile %p", profile);
1150         /* It's automatically updated by signal-handler
1151          * DO NOT update manually
1152          *
1153          * It is going to update default connection information
1154          */
1155
1156         if (netconfig_default_connection_info.profile != NULL) {
1157
1158                 if (netconfig_is_wifi_profile(netconfig_default_connection_info.profile))
1159                         __netconfig_reset_ipv4_socket();
1160
1161                 g_free(old_profile);
1162                 old_profile = strdup(netconfig_default_connection_info.profile);
1163
1164                 g_free(netconfig_default_connection_info.profile);
1165                 netconfig_default_connection_info.profile = NULL;
1166
1167                 g_free(netconfig_default_connection_info.ifname);
1168                 netconfig_default_connection_info.ifname = NULL;
1169
1170                 g_free(netconfig_default_connection_info.ipaddress);
1171                 netconfig_default_connection_info.ipaddress = NULL;
1172
1173                 g_free(netconfig_default_connection_info.ipaddress6);
1174                 netconfig_default_connection_info.ipaddress6 = NULL;
1175
1176                 g_free(netconfig_default_connection_info.proxy);
1177                 netconfig_default_connection_info.proxy = NULL;
1178
1179                 g_free(netconfig_default_connection_info.mac_address);
1180                 netconfig_default_connection_info.mac_address = NULL;
1181
1182                 netconfig_default_connection_info.freq = 0;
1183                 netconfig_default_connection_info.is_metered = FALSE;
1184
1185                 g_free(netconfig_default_connection_info.essid);
1186                 netconfig_default_connection_info.essid = NULL;
1187         }
1188
1189         /* default profile is NULL and new connected profile is NULL */
1190         if (!profile) {
1191                 char *tmp_profile = __netconfig_get_default_profile();
1192
1193                 if (tmp_profile && netconfig_is_cellular_profile(tmp_profile) &&
1194                         !netconfig_is_cellular_internet_profile(tmp_profile)) {
1195                         DBG("not a default cellular profile");
1196                         g_free(tmp_profile);
1197                         tmp_profile = NULL;
1198                 }
1199
1200                 if (!tmp_profile) {
1201                         __netconfig_update_default_connection_info();
1202                         return;
1203                 }
1204
1205                 netconfig_default_connection_info.profile = g_strdup(tmp_profile);
1206                 __netconfig_get_default_connection_info(tmp_profile);
1207                 __netconfig_update_default_connection_info();
1208                 g_free(tmp_profile);
1209                 return;
1210         }
1211
1212         netconfig_default_connection_info.profile = g_strdup(profile);
1213         __netconfig_get_default_connection_info(profile);
1214         __netconfig_update_default_connection_info();
1215 }
1216
1217 void netconfig_update_default(void)
1218 {
1219         if (__netconfig_is_tech_state_connected() == TRUE)
1220                 __netconfig_update_if_service_connected();
1221         else
1222                 __netconfig_adjust_tcp_buffer_size();
1223 }
1224
1225 char *netconfig_get_ifname(const char *profile)
1226 {
1227         GVariant *message = NULL, *variant;
1228         GVariantIter *iter, *next, *service;
1229         gchar *obj_path;
1230         gchar *key;
1231         gchar *key1;
1232         const gchar *value = NULL;
1233         gchar *ifname = NULL;
1234         gboolean found_profile = 0;
1235
1236         if (profile == NULL)
1237                 return NULL;
1238
1239         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
1240                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
1241                         "GetServices", NULL);
1242         if (message == NULL) {
1243                 ERR("Failed to get services informations");
1244                 return NULL;
1245         }
1246
1247         g_variant_get(message, "(a(oa{sv}))", &service);
1248         while (g_variant_iter_loop(service, "(oa{sv})", &obj_path, &iter)) {
1249                 if (g_strcmp0(obj_path, profile) == 0) {
1250                         g_free(obj_path);
1251                         found_profile = 1;
1252                         break;
1253                 }
1254         }
1255
1256         if (found_profile == 0) {
1257                 ERR("Profile %s doesn't exist", profile);
1258                 g_variant_iter_free(service);
1259                 g_variant_unref(message);
1260                 return NULL;
1261         }
1262
1263         while (g_variant_iter_loop(iter, "{sv}", &key, &next)) {
1264                 if (g_strcmp0(key, "Ethernet") == 0) {
1265                         while (g_variant_iter_loop(next, "{sv}", &key1, &variant)) {
1266                                 if (g_strcmp0(key1, "Interface") == 0) {
1267                                         value = g_variant_get_string(variant, NULL);
1268                                         if (!ifname)
1269                                                 ifname = g_strdup(value);
1270                                         g_free(key1);
1271                                         g_variant_unref(variant);
1272                                         break;
1273                                 }
1274                         }
1275                 }
1276         }
1277
1278         g_variant_unref(message);
1279
1280         g_variant_iter_free(service);
1281         g_variant_iter_free(iter);
1282
1283         return ifname;
1284 }
1285
1286 /* Check Ethernet Cable Plug-in /Plug-out Status */
1287 void netconfig_network_notify_ethernet_cable_state(const char *key)
1288 {
1289         __netconfig_network_notify_result("EthernetCableState", key);
1290 }
1291
1292 static gboolean handle_add_route(
1293                 Network *object,
1294                 GDBusMethodInvocation *context,
1295                 gchar *ip_addr,
1296                 gchar *netmask,
1297                 gchar *interface,  gchar *gateway, gint address_family)
1298 {
1299         const gchar *path = ROUTE_EXEC_PATH;
1300         gchar gw_str[64] = {0,};
1301         if (gateway != NULL && strlen(gateway) > 1)
1302                 g_snprintf(gw_str, 64, "gw %s", gateway);
1303         gchar *const args[] = { "/sbin/route", "add", "-net", ip_addr, gw_str,
1304                 "netmask", netmask, "dev", interface, NULL };
1305         gchar *const envs[] = { NULL };
1306         const gchar* buf = NULL;
1307         gchar* ch = NULL;
1308         int prefix_len = 0;
1309         int pos = 0;
1310
1311         DBG("ip_addr(%s), netmask(%s), interface(%s), gateway(%s)", ip_addr, netmask, interface, gateway);
1312
1313         switch (address_family) {
1314         case AF_INET:
1315                 if (ip_addr == NULL || netmask == NULL || interface == NULL) {
1316                         ERR("Invalid parameter");
1317                         netconfig_error_invalid_parameter(context);
1318                         return TRUE;
1319                 }
1320
1321                 if (netconfig_execute_file(path, args, envs) < 0) {
1322                         DBG("Failed to add a new route");
1323                         netconfig_error_permission_denied(context);
1324                         return TRUE;
1325                 }
1326
1327                 break;
1328         case AF_INET6:
1329                 if (ip_addr == NULL || interface == NULL || gateway == NULL) {
1330                         ERR("Invalid parameter");
1331                         netconfig_error_invalid_parameter(context);
1332                         return TRUE;
1333                 }
1334
1335                 buf = ip_addr;
1336                 ch = strchr(buf, '/');
1337                 pos = ch - buf + 1;
1338                 if (ch) {
1339                         prefix_len = atoi(ch + 1);
1340                         ip_addr[pos-1] = '\0';
1341                 } else {
1342                         prefix_len = 128;
1343                 }
1344
1345                 if (netconfig_add_route_ipv6(ip_addr, interface, gateway, prefix_len) < 0) {
1346                         DBG("Failed to add a new route");
1347                         netconfig_error_permission_denied(context);
1348                         return TRUE;
1349                 }
1350                 break;
1351         default:
1352                 DBG("Unknown Address Family");
1353                 netconfig_error_invalid_parameter(context);
1354                 return TRUE;
1355         }
1356
1357         DBG("Successfully added a new route");
1358         network_complete_add_route(object, context, TRUE);
1359         return TRUE;
1360 }
1361
1362 static gboolean handle_remove_route(
1363                 Network *object,
1364                 GDBusMethodInvocation *context,
1365                 gchar *ip_addr,
1366                 gchar *netmask,
1367                 gchar *interface, gchar *gateway, gint address_family)
1368 {
1369         const char *path = ROUTE_EXEC_PATH;
1370         gchar gw_str[64] = {0,};
1371         if (gateway != NULL && strlen(gateway) > 1)
1372                 g_snprintf(gw_str, 64, "gw %s", gateway);
1373         gchar *const args[] = { "/sbin/route", "del", "-net", ip_addr, gw_str,
1374                 "netmask", netmask, "dev", interface, NULL };
1375         char *const envs[] = { NULL };
1376         const char* buf = NULL;
1377         char* ch = NULL;
1378         int prefix_len = 0;
1379         int pos = 0;
1380
1381         DBG("ip_addr(%s), netmask(%s), interface(%s), gateway(%s)", ip_addr, netmask, interface, gateway);
1382
1383         switch (address_family) {
1384         case AF_INET:
1385                 if (ip_addr == NULL || netmask == NULL || interface == NULL) {
1386                         DBG("Invalid parameter!");
1387                         netconfig_error_invalid_parameter(context);
1388                         return TRUE;
1389                 }
1390                 if (netconfig_execute_file(path, args, envs) < 0) {
1391                         DBG("Failed to remove the route");
1392                         netconfig_error_permission_denied(context);
1393                         return TRUE;
1394                 }
1395                 break;
1396         case AF_INET6:
1397                 if (ip_addr == NULL || interface == NULL || gateway == NULL) {
1398                         DBG("Invalid parameter!");
1399                         netconfig_error_invalid_parameter(context);
1400                         return TRUE;
1401                 }
1402
1403                 buf = ip_addr;
1404                 ch = strchr(buf, '/');
1405                 pos = ch - buf + 1;
1406                 if (ch) {
1407                         prefix_len = atoi(ch + 1);
1408                         ip_addr[pos-1] = '\0';
1409                 } else {
1410                         prefix_len = 128;
1411                 }
1412
1413                 if (netconfig_del_route_ipv6(ip_addr, interface, gateway, prefix_len) < 0) {
1414                         DBG("Failed to remove the route");
1415                         netconfig_error_permission_denied(context);
1416                         return TRUE;
1417                 }
1418                 break;
1419         default:
1420                 DBG("Unknown Address Family");
1421                 netconfig_error_invalid_parameter(context);
1422                 return TRUE;
1423         }
1424
1425         DBG("Successfully removed the route");
1426         network_complete_remove_route(object, context, TRUE);
1427         return TRUE;
1428 }
1429
1430 static gboolean handle_check_get_privilege(Network *object,
1431                 GDBusMethodInvocation *context)
1432 {
1433         network_complete_check_get_privilege(object, context);
1434         return TRUE;
1435 }
1436
1437
1438 static gboolean handle_check_profile_privilege(Network *object,
1439                 GDBusMethodInvocation *context)
1440 {
1441         network_complete_check_profile_privilege(object, context);
1442         return TRUE;
1443 }
1444
1445 static gboolean handle_check_internet_privilege(Network *object,
1446                 GDBusMethodInvocation *context)
1447 {
1448         network_complete_check_internet_privilege(object, context);
1449         return TRUE;
1450 }
1451
1452 gboolean handle_ethernet_cable_state(Network *object,
1453         GDBusMethodInvocation *context)
1454 {
1455         int ret = 0;
1456         int state = 0;
1457
1458         ret = netconfig_get_ethernet_cable_state(&state);
1459         if (ret != 0) {
1460                 DBG("Failed to get ethernet cable state");
1461                 netconfig_error_fail_ethernet_cable_state(context);
1462                 return TRUE;
1463         }
1464
1465         DBG("Successfully get ethernet cable state[%d]", state);
1466         network_complete_ethernet_cable_state(object, context, state);
1467         return TRUE;
1468 }
1469
1470 gboolean handle_get_metered_info(Network *object,
1471         GDBusMethodInvocation *context)
1472 {
1473         gboolean state = 0;
1474
1475         state = netconfig_get_default_is_metered();
1476
1477         DBG("Default metered state [%s]", state ? "TRUE" : "FALSE");
1478         network_complete_get_metered_info(object, context, state);
1479         return TRUE;
1480 }
1481
1482 gboolean handle_preferred_ipv6_address(Network *object,
1483         GDBusMethodInvocation *context, gchar *profile)
1484 {
1485         char *address = NULL;
1486
1487         address = __netconfig_get_preferred_ipv6_address(profile);
1488         if (address == NULL) {
1489                 DBG("Failed to get preferred IPv6 address");
1490                 netconfig_error_fail_preferred_ipv6_address(context);
1491                 return TRUE;
1492         }
1493
1494         DBG("Successfully get preferred IPv6 address[%s]", address);
1495         network_complete_preferred_ipv6_address(object, context, address);
1496         return TRUE;
1497 }
1498
1499 void state_object_create_and_init(void)
1500 {
1501         DBG("Creating network state object");
1502         GDBusInterfaceSkeleton *interface_network = NULL;
1503 #if defined TIZEN_DEBUG_ENABLE
1504         GDBusInterfaceSkeleton *interface_tcpdump = NULL;
1505 #endif
1506         GDBusConnection *connection = NULL;
1507         GDBusObjectManagerServer *server = netdbus_get_state_manager();
1508         if (server == NULL)
1509                 return;
1510
1511         connection = netdbus_get_connection();
1512         g_dbus_object_manager_server_set_connection(server, connection);
1513
1514         /*Interface netconfig.network*/
1515         netconfigstate = network_skeleton_new();
1516
1517         interface_network = G_DBUS_INTERFACE_SKELETON(netconfigstate);
1518         g_signal_connect(netconfigstate, "handle-add-route",
1519                                 G_CALLBACK(handle_add_route), NULL);
1520         g_signal_connect(netconfigstate, "handle-check-get-privilege",
1521                                 G_CALLBACK(handle_check_get_privilege), NULL);
1522         g_signal_connect(netconfigstate, "handle-check-profile-privilege",
1523                                 G_CALLBACK(handle_check_profile_privilege), NULL);
1524         g_signal_connect(netconfigstate, "handle-check-internet-privilege",
1525                                 G_CALLBACK(handle_check_internet_privilege), NULL);
1526         g_signal_connect(netconfigstate, "handle-ethernet-cable-state",
1527                                 G_CALLBACK(handle_ethernet_cable_state), NULL);
1528         g_signal_connect(netconfigstate, "handle-preferred-ipv6-address",
1529                                 G_CALLBACK(handle_preferred_ipv6_address), NULL);
1530         g_signal_connect(netconfigstate, "handle-remove-route",
1531                                 G_CALLBACK(handle_remove_route), NULL);
1532         g_signal_connect(netconfigstate, "handle-launch-mdns",
1533                                 G_CALLBACK(handle_launch_mdns), NULL);
1534         g_signal_connect(netconfigstate, "handle-device-policy-set-wifi",
1535                                 G_CALLBACK(handle_device_policy_set_wifi), NULL);
1536         g_signal_connect(netconfigstate, "handle-device-policy-get-wifi",
1537                                 G_CALLBACK(handle_device_policy_get_wifi), NULL);
1538         g_signal_connect(netconfigstate, "handle-device-policy-set-wifi-profile",
1539                                 G_CALLBACK(handle_device_policy_set_wifi_profile), NULL);
1540         g_signal_connect(netconfigstate, "handle-device-policy-get-wifi-profile",
1541                                 G_CALLBACK(handle_device_policy_get_wifi_profile), NULL);
1542         g_signal_connect(netconfigstate, "handle-get-metered-info",
1543                                 G_CALLBACK(handle_get_metered_info), NULL);
1544
1545         if (!g_dbus_interface_skeleton_export(interface_network, connection,
1546                         NETCONFIG_NETWORK_STATE_PATH, NULL)) {
1547                 ERR("Export with path failed");
1548         }
1549
1550 #if defined TIZEN_DEBUG_ENABLE
1551         /*Interface netconfig.tcpdump*/
1552         tcpdump_object = tcpdump_skeleton_new();
1553
1554         interface_tcpdump = G_DBUS_INTERFACE_SKELETON(tcpdump_object);
1555         g_signal_connect(tcpdump_object, "handle-start-tcpdump",
1556                                 G_CALLBACK(handle_start_tcpdump), NULL);
1557         g_signal_connect(tcpdump_object, "handle-stop-tcpdump",
1558                                 G_CALLBACK(handle_stop_tcpdump), NULL);
1559         g_signal_connect(tcpdump_object, "handle-get-tcpdump-state",
1560                                 G_CALLBACK(handle_get_tcpdump_state), NULL);
1561
1562         if (!g_dbus_interface_skeleton_export(interface_tcpdump, connection,
1563                         NETCONFIG_NETWORK_STATE_PATH, NULL)) {
1564                 ERR("Export with path failed");
1565         }
1566 #endif
1567 }
1568
1569 void state_object_deinit(void)
1570 {
1571         g_object_unref(netconfigstate);
1572 #if defined TIZEN_DEBUG_ENABLE
1573         g_object_unref(tcpdump_object);
1574 #endif
1575 }