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 #include "clatd-handler.h"
  42 #if defined TIZEN_DEBUG_ENABLE
  43 #include "network-dump.h"
  44 #endif
  45
  46 #include "generated-code.h"
  47 /* Define TCP buffer sizes for various networks */
  48 /* ReadMin, ReadInitial, ReadMax */ /* WriteMin, WriteInitial, WriteMax */
  49 #define NET_TCP_BUFFERSIZE_DEFAULT_READ         "4096 87380 704512"
  50 #define NET_TCP_BUFFERSIZE_DEFAULT_WRITE        "4096 16384 110208"
  51 #define NET_TCP_BUFFERSIZE_WIFI_READ            "524288 1048576 2560000"
  52 #define NET_TCP_BUFFERSIZE_WIFI_WRITE           "524288 1048576 2560000"
  53 #define NET_TCP_BUFFERSIZE_LTE_READ             "524288 1048576 2560000"
  54 #define NET_TCP_BUFFERSIZE_LTE_WRITE            "524288 1048576 2560000"
  55 #define NET_TCP_BUFFERSIZE_UMTS_READ            "4094 87380 704512"
  56 #define NET_TCP_BUFFERSIZE_UMTS_WRITE           "4096 16384 110208"
  57 #define NET_TCP_BUFFERSIZE_HSPA_READ            "4092 87380 704512"
  58 #define NET_TCP_BUFFERSIZE_HSPA_WRITE           "4096 16384 262144"
  59 #define NET_TCP_BUFFERSIZE_HSDPA_READ           "4092 87380 704512"
  60 #define NET_TCP_BUFFERSIZE_HSDPA_WRITE          "4096 16384 262144"
  61 #define NET_TCP_BUFFERSIZE_HSUPA_READ           "4092 87380 704512"
  62 #define NET_TCP_BUFFERSIZE_HSUPA_WRITE          "4096 16384 262144"
  63 #define NET_TCP_BUFFERSIZE_HSPAP_READ           "4092 87380 1220608"
  64 #define NET_TCP_BUFFERSIZE_HSPAP_WRITE          "4096 16384 1220608"
  65 #define NET_TCP_BUFFERSIZE_EDGE_READ            "4093 26280 35040"
  66 #define NET_TCP_BUFFERSIZE_EDGE_WRITE           "4096 16384 35040"
  67 #define NET_TCP_BUFFERSIZE_GPRS_READ            "4096 30000 30000"
  68 #define NET_TCP_BUFFERSIZE_GPRS_WRITE           "4096 8760 11680"
  69
  70 #define NET_TCP_BUFFERSIZE_WIFI_RMEM_MAX        "1048576"
  71 #define NET_TCP_BUFFERSIZE_WIFI_WMEM_MAX        "2097152"
  72 #define NET_TCP_BUFFERSIZE_LTE_RMEM_MAX         "5242880"
  73
  74 #define NET_TCP_BUFFERSIZE_WIFID_WMEM_MAX       "2097152"
  75
  76 #define NET_PROC_SYS_NET_IPV4_TCP_RMEM          "/proc/sys/net/ipv4/tcp_rmem"
  77 #define NET_PROC_SYS_NET_IPv4_TCP_WMEM          "/proc/sys/net/ipv4/tcp_wmem"
  78 #define NET_PROC_SYS_NET_CORE_RMEM_MAX          "/proc/sys/net/core/rmem_max"
  79 #define NET_PROC_SYS_NET_CORE_WMEM_MAX          "/proc/sys/net/core/wmem_max"
  80
  81 #define ROUTE_EXEC_PATH                                         "/sbin/route"
  82
  83 #define TELEPHONY_SERVICE                       "com.tcore.ps"
  84 #define TELEPHONY_MASTER_INTERFACE              TELEPHONY_SERVICE ".master"
  85 #define TELEPHONY_MODEM_INTERFACE               TELEPHONY_SERVICE ".modem"
  86 #define TELEPHONY_PROFILE_INTERFACE             TELEPHONY_SERVICE ".context"
  87 #define TELEPHONY_MASTER_PATH                   "/"
  88 #define NET_PROFILE_NAME_LEN_MAX 512
  89
  90 typedef struct {
  91         char                    profile_name[NET_PROFILE_NAME_LEN_MAX];
  92 } net_profile_name_t;
  93
  94 static Network *netconfigstate = NULL;
  95 #if defined TIZEN_DEBUG_ENABLE
  96 static Tcpdump *tcpdump_object = NULL;
  97 #endif
  98 static Battery *battery_object = NULL;
  99
 100 struct netconfig_default_connection {
 101         char *profile;
 102         char *ifname;
 103         char *mac_address;
 104         char *ipaddress;
 105         char *ipaddress6;
 106         char *proxy;
 107         char *essid;
 108         unsigned int freq;
 109         gboolean is_metered;
 110 };
 111
 112 static struct netconfig_default_connection
 113                                 netconfig_default_connection_info = { NULL, };
 114
 115 gboolean netconfig_iface_network_state_ethernet_cable_state(gint32 *state);
 116
 117 static gboolean __netconfig_is_connected(GVariantIter *array)
 118 {
 119         gboolean is_connected = FALSE;
 120         GVariant *variant = NULL;
 121         gchar *key = NULL;
 122         const gchar *value = NULL;
 123
 124         while (g_variant_iter_loop(array, "{sv}", &key, &variant)) {
 125                 if (g_strcmp0(key, "State") != 0)
 126                         continue;
 127
 128                 if (g_variant_is_of_type(variant, G_VARIANT_TYPE_STRING)) {
 129                         value = g_variant_get_string(variant, NULL);
 130                         if (g_strcmp0(value, "ready") == 0 || g_strcmp0(value, "online") == 0)
 131                                 is_connected = TRUE;
 132                 }
 133
 134                 g_free(key);
 135                 g_variant_unref(variant);
 136                 break;
 137         }
 138
 139         return is_connected;
 140 }
 141
 142 static int __netconfig_telephony_get_modem_object_path(GSList **modem_path_list)
 143 {
 144         GVariant *result;
 145         GVariantIter *iter_modem = NULL;
 146         GVariantIter *modem_properties = NULL;
 147         const char *modem_path;
 148
 149         result = netconfig_invoke_dbus_method(TELEPHONY_SERVICE, TELEPHONY_MASTER_PATH,
 150                         TELEPHONY_MASTER_INTERFACE, "GetModems", NULL);
 151         if (result == NULL) {
 152                 ERR("Failed to get modem path list");
 153                 return -1;
 154         }
 155
 156         g_variant_get(result, "(a{sa{ss}})", &iter_modem);
 157         while (g_variant_iter_loop(iter_modem, "{sa{ss}}", &modem_path, &modem_properties)) {
 158                 *modem_path_list = g_slist_append(*modem_path_list, g_strdup(modem_path));
 159                 DBG("modem object path: %s",    modem_path);
 160         }
 161
 162         g_variant_iter_free(iter_modem);
 163         g_variant_unref(result);
 164
 165         return 0;
 166 }
 167
 168 static int __netconfig_telephony_get_profile_list(net_profile_name_t **profile_list,
 169                 int *profile_count)
 170 {
 171         int ret = 0;
 172         int count = 0, i = 0;
 173         const char *str = NULL;
 174         GVariant *result;
 175         GVariantIter *iter = NULL;
 176         GSList *profiles = NULL, *list = NULL;
 177         net_profile_name_t *plist = NULL;
 178
 179         GSList *modem_path_list = NULL;
 180         const char *path = NULL;
 181
 182         ret = __netconfig_telephony_get_modem_object_path(&modem_path_list);
 183         if (ret < 0) {
 184                 ERR("Failed to get modems path list");
 185
 186                 g_slist_free_full(modem_path_list, g_free);
 187                 return ret;
 188         }
 189
 190         for (list = modem_path_list; list != NULL; list = list->next) {
 191                 path = (const char *)list->data;
 192
 193                 DBG("path: %s", path);
 194                 result = netconfig_invoke_dbus_method(TELEPHONY_SERVICE, path,
 195                                 TELEPHONY_MODEM_INTERFACE, "GetProfileList", NULL);
 196                 if (result == NULL) {
 197                         DBG("Failed to get profiles: %s", path);
 198                         continue;
 199                 }
 200
 201                 g_variant_get(result, "(as)", &iter);
 202                 while (g_variant_iter_loop(iter, "s", &str))
 203                         profiles = g_slist_append(profiles, g_strdup(str));
 204
 205                 g_variant_iter_free(iter);
 206                 g_variant_unref(result);
 207         }
 208
 209         g_slist_free_full(modem_path_list, g_free);
 210
 211         count = g_slist_length(profiles);
 212         if (count > 0) {
 213                 plist = (net_profile_name_t*)malloc(sizeof(net_profile_name_t) * count);
 214         } else {
 215                 *profile_count = 0;
 216                 goto out;
 217         }
 218
 219         if (plist == NULL) {
 220                 ERR("Failed to allocate memory");
 221                 *profile_count = 0;
 222                 ret = -1;
 223                 goto out;
 224         }
 225
 226         for (list = profiles, i = 0; list != NULL; list = list->next, i++)
 227                 g_strlcpy(plist[i].profile_name,
 228                                 (const char *)list->data, NET_PROFILE_NAME_LEN_MAX);
 229
 230         *profile_list = plist;
 231         *profile_count = count;
 232
 233 out:
 234         g_slist_free_full(profiles, g_free);
 235
 236         return ret;
 237 }
 238
 239 static int __netconfig_telephony_search_pdp_profile(const char* profile_name, net_profile_name_t* pdp_name)
 240 {
 241         int ret;
 242         net_profile_name_t* profile_list = NULL;
 243         char* prof_name = NULL;
 244         char* tel_prof_name = NULL;
 245         char* found_ptr = NULL;
 246         int profile_count = 0;
 247         int i;
 248
 249         /* Get pdp profile list from telephony service */
 250         ret = __netconfig_telephony_get_profile_list(&profile_list, &profile_count);
 251         if (ret < 0) {
 252                 ERR("Failed to get profile list from telephony service");
 253                 g_free(profile_list);
 254                 return ret;
 255         }
 256
 257         if (profile_list == NULL || profile_count <= 0) {
 258                 ERR("There is no PDP profiles");
 259                 g_free(profile_list);
 260                 return -1;
 261         }
 262
 263         /* Find matching profile */
 264         prof_name = strrchr(profile_name, '/') + 1;
 265         for (i = 0; i < profile_count; i++) {
 266                 tel_prof_name = strrchr(profile_list[i].profile_name, '/') + 1;
 267                 found_ptr = strstr(prof_name, tel_prof_name);
 268
 269                 if (found_ptr != NULL && g_strcmp0(found_ptr, tel_prof_name) == 0) {
 270                         g_strlcpy(pdp_name->profile_name,
 271                                         profile_list[i].profile_name, NET_PROFILE_NAME_LEN_MAX);
 272
 273                         DBG("PDP profile name found in cellular profile: %s", pdp_name->profile_name);
 274                         break;
 275                 }
 276         }
 277
 278         if (i >= profile_count) {
 279                 ERR("There is no matching PDP profiles");
 280                 g_free(profile_list);
 281                 return -1;
 282         }
 283
 284         g_free(profile_list);
 285
 286         return ret;
 287 }
 288
 289 static gboolean __netconfig_telephony_get_metered_info(net_profile_name_t* pdp_name)
 290 {
 291         GVariant *result;
 292         GVariantIter *iter;
 293         const gchar *key = NULL;
 294         const gchar *value = NULL;
 295         gboolean ret = FALSE;
 296
 297         if (pdp_name == NULL) {
 298                 ERR("Invalid parameter!");
 299                 return ret;
 300         }
 301
 302         result = netconfig_invoke_dbus_method(TELEPHONY_SERVICE, pdp_name->profile_name,
 303                         TELEPHONY_PROFILE_INTERFACE, "GetProfile", NULL);
 304         if (result == NULL) {
 305                 ERR("_net_invoke_dbus_method failed");
 306                 return ret;
 307         }
 308
 309         g_variant_get(result, "(a{ss})", &iter);
 310         while (g_variant_iter_next(iter, "{ss}", &key, &value)) {
 311                 if (g_strcmp0(key, "is_metered") == 0) {
 312                         if (value == NULL)
 313                                 continue;
 314
 315                         if (g_strcmp0(value, "TRUE") == 0)
 316                                 ret = TRUE;
 317                 }
 318         }
 319
 320         g_variant_iter_free(iter);
 321         g_variant_unref(result);
 322
 323         DBG("is_metered = %s", ret ? "TRUE" : "FALSE");
 324
 325         return ret;
 326 }
 327
 328 static int __netconfig_reset_ipv4_socket(const char *interface_name)
 329 {
 330         int ret;
 331         int fd;
 332         struct ifreq ifr;
 333         struct sockaddr_in sai;
 334         const char *ipaddr = netconfig_get_default_ipaddress();
 335         DBG("ipaddr-[%s]", ipaddr);
 336
 337         if (!ipaddr)
 338                 return -1;
 339
 340         fd = socket(AF_INET, SOCK_DGRAM, 0);
 341         if (fd < 0)
 342                 return -1;
 343
 344         memset(&sai, 0, sizeof(struct sockaddr_in));
 345         sai.sin_family = AF_INET;
 346         sai.sin_port = 0;
 347         if (!inet_aton(ipaddr, &sai.sin_addr)) {
 348                 DBG("fail to inet_aton()");
 349                 close(fd);
 350                 return -1;
 351         }
 352
 353         memset(&ifr, 0, sizeof(struct ifreq));
 354         memcpy(&ifr.ifr_addr, &sai, sizeof(sai));
 355         g_strlcpy((char *)ifr.ifr_name, interface_name, IFNAMSIZ);
 356
 357 #ifndef SIOCKILLADDR
 358 #define SIOCKILLADDR    0x8939
 359 #endif
 360
 361         ret = ioctl(fd, SIOCKILLADDR, &ifr);
 362         if (ret < 0) {
 363                 DBG("fail to ioctl[SIOCKILLADDR]");
 364                 close(fd);
 365                 return -1;
 366         }
 367
 368         close(fd);
 369         return 0;
 370 }
 371
 372 static void __netconfig_clear_default_connection_info(void)
 373 {
 374         static char *old_profile = NULL;
 375
 376         if (netconfig_default_connection_info.profile != NULL) {
 377
 378                 if (netconfig_is_wifi_profile(netconfig_default_connection_info.profile))
 379                         __netconfig_reset_ipv4_socket(netconfig_default_connection_info.ifname);
 380
 381                 g_free(old_profile);
 382                 old_profile = strdup(netconfig_default_connection_info.profile);
 383
 384                 g_free(netconfig_default_connection_info.profile);
 385                 netconfig_default_connection_info.profile = NULL;
 386
 387                 g_free(netconfig_default_connection_info.ifname);
 388                 netconfig_default_connection_info.ifname = NULL;
 389
 390                 g_free(netconfig_default_connection_info.ipaddress);
 391                 netconfig_default_connection_info.ipaddress = NULL;
 392
 393                 g_free(netconfig_default_connection_info.ipaddress6);
 394                 netconfig_default_connection_info.ipaddress6 = NULL;
 395
 396                 g_free(netconfig_default_connection_info.proxy);
 397                 netconfig_default_connection_info.proxy = NULL;
 398
 399                 g_free(netconfig_default_connection_info.mac_address);
 400                 netconfig_default_connection_info.mac_address = NULL;
 401
 402                 netconfig_default_connection_info.freq = 0;
 403                 netconfig_default_connection_info.is_metered = FALSE;
 404
 405                 g_free(netconfig_default_connection_info.essid);
 406                 netconfig_default_connection_info.essid = NULL;
 407         }
 408 }
 409
 410 static gboolean __netconfig_get_default_connection_info(void)
 411 {
 412         GVariant *message = NULL, *variant = NULL, *variant2 = NULL;
 413         GVariantIter *iter = NULL, *iter1 = NULL;
 414         GVariant *var = NULL;
 415         gchar *obj_path;
 416         gchar *key = NULL;
 417         gchar *key1 = NULL;
 418         gchar *key2 = NULL;
 419
 420         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 421                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 422                         "GetDefaultService", NULL);
 423         if (message == NULL) {
 424                 ERR("Failed to get services informations");
 425                 return FALSE;
 426         }
 427
 428         if (!g_variant_is_of_type(message, G_VARIANT_TYPE("(oa{sv})"))) {
 429                 DBG("There is no default service");
 430                 __netconfig_clear_default_connection_info();
 431                 g_variant_unref(message);
 432                 return TRUE;
 433         }
 434
 435         g_variant_get(message, "(oa{sv})", &obj_path, &iter);
 436
 437         if (g_strcmp0(obj_path, netconfig_default_connection_info.profile) == 0) {
 438                 g_variant_unref(message);
 439                 g_variant_iter_free(iter);
 440                 return FALSE;
 441         }
 442
 443         __netconfig_clear_default_connection_info();
 444
 445         netconfig_default_connection_info.profile = g_strdup(obj_path);
 446
 447         while (g_variant_iter_loop(iter, "{sv}", &key, &var)) {
 448                 const gchar *value = NULL;
 449                 guint16 freq = 0;
 450                 if (g_strcmp0(key, "Name") == 0 &&
 451                                 netconfig_is_wifi_profile(obj_path) == TRUE) {
 452                         if (g_variant_is_of_type(var, G_VARIANT_TYPE_STRING)) {
 453                                 value = g_variant_get_string(var, NULL);
 454
 455                                 netconfig_default_connection_info.essid = g_strdup(value);
 456                         }
 457                 } else if (g_strcmp0(key, "Ethernet") == 0) {
 458                         g_variant_get(var, "a{sv}", &iter1);
 459                         if (iter1 == NULL)
 460                                 continue;
 461                         while (g_variant_iter_loop(iter1, "{sv}", &key1, &variant)) {
 462                                 if (g_strcmp0(key1, "Interface") == 0) {
 463                                         value = g_variant_get_string(variant, NULL);
 464                                         netconfig_default_connection_info.ifname = g_strdup(value);
 465                                 } else if (g_strcmp0(key1, "Address") == 0) {
 466                                         value = g_variant_get_string(variant, NULL);
 467                                         netconfig_default_connection_info.mac_address = g_strdup(value);
 468                                 }
 469                         }
 470                         g_variant_iter_free(iter1);
 471                 } else if (g_strcmp0(key, "IPv4") == 0) {
 472                         g_variant_get(var, "a{sv}", &iter1);
 473                         if (iter1 == NULL)
 474                                 continue;
 475                         while (g_variant_iter_loop(iter1, "{sv}", &key1, &variant)) {
 476                                 if (g_strcmp0(key1, "Address") == 0) {
 477                                         value = g_variant_get_string(variant, NULL);
 478                                         netconfig_default_connection_info.ipaddress = g_strdup(value);
 479                                 }
 480                         }
 481                         g_variant_iter_free(iter1);
 482                 } else if (g_strcmp0(key, "IPv6") == 0) {
 483                         g_variant_get(var, "a{sv}", &iter1);
 484                         if (iter1 == NULL)
 485                                 continue;
 486                         while (g_variant_iter_loop(iter1, "{sv}", &key1, &variant)) {
 487                                 if (g_strcmp0(key1, "Address") == 0) {
 488                                         value = g_variant_get_string(variant, NULL);
 489                                         netconfig_default_connection_info.ipaddress6 = g_strdup(value);
 490                                 }
 491                         }
 492                         g_variant_iter_free(iter1);
 493
 494                 } else if (g_strcmp0(key, "Proxy") == 0) {
 495                         g_variant_get(var, "a{sv}", &iter1);
 496                         if (iter1 == NULL)
 497                                 continue;
 498                         while (g_variant_iter_loop(iter1, "{sv}", &key2, &variant2)) {
 499                                 GVariantIter *iter_sub = NULL;
 500
 501                                 if (g_strcmp0(key2, "Servers") == 0) {
 502                                         if (!g_variant_is_of_type(variant2, G_VARIANT_TYPE_STRING_ARRAY)) {
 503                                                 g_free(key2);
 504                                                 g_variant_unref(variant2);
 505                                                 break;
 506                                         }
 507
 508                                         g_variant_get(variant2, "as", &iter_sub);
 509                                         g_variant_iter_loop(iter_sub, "s", &value);
 510                                         g_variant_iter_free(iter_sub);
 511                                         if (value != NULL && (strlen(value) > 0))
 512                                                 netconfig_default_connection_info.proxy = g_strdup(value);
 513                                 } else if (g_strcmp0(key2, "Method") == 0) {
 514                                         if (g_variant_is_of_type(variant2, G_VARIANT_TYPE_STRING)) {
 515                                                 g_free(key2);
 516                                                 g_variant_unref(variant2);
 517                                                 break;
 518                                         }
 519
 520                                         value = g_variant_get_string(variant2, NULL);
 521                                         if (g_strcmp0(value, "direct") == 0) {
 522                                                 g_free(netconfig_default_connection_info.proxy);
 523                                                 netconfig_default_connection_info.proxy = NULL;
 524
 525                                                 g_free(key2);
 526                                                 g_variant_unref(variant2);
 527                                                 break;
 528                                         }
 529                                 }
 530                         }
 531                         g_variant_iter_free(iter1);
 532                 } else if (g_strcmp0(key, "Frequency") == 0) {
 533                         if (g_variant_is_of_type(var, G_VARIANT_TYPE_UINT16)) {
 534                                 freq = g_variant_get_uint16(var);
 535                                 netconfig_default_connection_info.freq = freq;
 536                         }
 537                 }
 538         }
 539
 540         if (netconfig_is_cellular_profile(obj_path) == TRUE) {
 541                 net_profile_name_t pdp_name;
 542                 int ret;
 543
 544                 ret = __netconfig_telephony_search_pdp_profile(obj_path, &pdp_name);
 545                 if (ret >= 0 && strlen(pdp_name.profile_name) > 0)
 546                         if (__netconfig_telephony_get_metered_info(&pdp_name))
 547                                 netconfig_default_connection_info.is_metered = TRUE;
 548         }
 549
 550         g_variant_unref(message);
 551         g_variant_iter_free(iter);
 552
 553         return TRUE;
 554 }
 555
 556 static char *__netconfig_get_preferred_ipv6_address(char *profile)
 557 {
 558         GVariant *message = NULL, *variant = NULL, *next = NULL;
 559         GVariantIter *iter = NULL, *sub_iter = NULL, *service = NULL;
 560         gchar *obj_path;
 561         gchar *key = NULL;
 562         gchar *sub_key = NULL;
 563         gchar *preferred_address6 = NULL;
 564         gboolean found_profile = 0;
 565
 566         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 567                                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 568                                         "GetServices", NULL);
 569         if (message == NULL) {
 570                 ERR("Failed to get service informations");
 571                 goto done;
 572         }
 573
 574         g_variant_get(message, "(a(oa{sv}))", &service);
 575         if (service == NULL) {
 576                 ERR("Failed to get services iter");
 577                 goto done;
 578         }
 579
 580         while (g_variant_iter_loop(service, "(oa{sv})", &obj_path, &iter)) {
 581                 if (g_strcmp0(obj_path, profile) == 0) {
 582                         g_free(obj_path);
 583                         found_profile = 1;
 584                         break;
 585                 }
 586         }
 587
 588         if (iter == NULL || found_profile == 0) {
 589                 ERR("Profile %s doesn't exist", profile);
 590                         goto done;
 591         }
 592
 593         while (g_variant_iter_loop(iter, "{sv}", &key, &next)) {
 594                 const gchar *value = NULL;
 595                 if (g_strcmp0(key, "IPv6") == 0) {
 596                         g_variant_get(next, "a{sv}", &sub_iter);
 597                         if (sub_iter == NULL)
 598                                 continue;
 599                         while (g_variant_iter_loop(sub_iter, "{sv}", &sub_key, &variant)) {
 600                                 if (g_strcmp0(sub_key, "Address") == 0) {
 601                                         value = g_variant_get_string(variant, NULL);
 602                                         if (!preferred_address6)
 603                                                 preferred_address6 = g_strdup(value);
 604                                 }
 605                         }
 606                         g_variant_iter_free(sub_iter);
 607                 }
 608         }
 609
 610 done:
 611         if (message)
 612                 g_variant_unref(message);
 613
 614         if (iter)
 615                 g_variant_iter_free(iter);
 616
 617         if (service)
 618                 g_variant_iter_free(service);
 619
 620         return preferred_address6;
 621 }
 622
 623 static void __netconfig_adjust_tcp_buffer_size(void)
 624 {
 625         int fdr = 0, fdw = 0;
 626         int fdrmax = 0, fdwmax = 0;
 627         const char *rbuf_size = NULL;
 628         const char *wbuf_size = NULL;
 629         const char *rmax_size = NULL;
 630         const char *wmax_size = NULL;
 631         const char *profile = netconfig_get_default_profile();
 632
 633         if (profile == NULL) {
 634                 DBG("There is no default connection");
 635
 636                 rbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_READ;
 637                 wbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_WRITE;
 638         } else if (netconfig_is_wifi_profile(profile) == TRUE) {
 639                 DBG("Default connection: Wi-Fi");
 640
 641                 rbuf_size = NET_TCP_BUFFERSIZE_WIFI_READ;
 642                 wbuf_size = NET_TCP_BUFFERSIZE_WIFI_WRITE;
 643                 rmax_size = NET_TCP_BUFFERSIZE_WIFI_RMEM_MAX;
 644                 wmax_size = NET_TCP_BUFFERSIZE_WIFI_WMEM_MAX;
 645         } else if (netconfig_is_cellular_profile(profile) == TRUE) {
 646                 int telephony_svctype = 0, telephony_pstype = 0;
 647
 648                 netconfig_get_telephony_network_type(&telephony_svctype, &telephony_pstype);
 649                 DBG("Default cellular %d, %d", telephony_svctype, telephony_pstype);
 650
 651                 switch (telephony_pstype) {
 652                 case VCONFKEY_TELEPHONY_PSTYPE_HSPA:
 653                         rbuf_size = NET_TCP_BUFFERSIZE_HSPA_READ;
 654                         wbuf_size = NET_TCP_BUFFERSIZE_HSPA_WRITE;
 655                         break;
 656                 case VCONFKEY_TELEPHONY_PSTYPE_HSUPA:
 657                         rbuf_size = NET_TCP_BUFFERSIZE_HSUPA_READ;
 658                         wbuf_size = NET_TCP_BUFFERSIZE_HSDPA_WRITE;
 659                         break;
 660                 case VCONFKEY_TELEPHONY_PSTYPE_HSDPA:
 661                         rbuf_size = NET_TCP_BUFFERSIZE_HSDPA_READ;
 662                         wbuf_size = NET_TCP_BUFFERSIZE_HSDPA_WRITE;
 663                         break;
 664 #if !defined TIZEN_WEARABLE
 665                 case VCONFKEY_TELEPHONY_PSTYPE_HSPAP:
 666                         rbuf_size = NET_TCP_BUFFERSIZE_HSPAP_READ;
 667                         wbuf_size = NET_TCP_BUFFERSIZE_HSPAP_WRITE;
 668                         break;
 669 #endif
 670                 default:
 671                         switch (telephony_svctype) {
 672                         case VCONFKEY_TELEPHONY_SVCTYPE_LTE:
 673                                 rbuf_size = NET_TCP_BUFFERSIZE_LTE_READ;
 674                                 wbuf_size = NET_TCP_BUFFERSIZE_LTE_WRITE;
 675                                 rmax_size = NET_TCP_BUFFERSIZE_LTE_RMEM_MAX;
 676                                 break;
 677                         case VCONFKEY_TELEPHONY_SVCTYPE_3G:
 678                                 rbuf_size = NET_TCP_BUFFERSIZE_UMTS_READ;
 679                                 wbuf_size = NET_TCP_BUFFERSIZE_UMTS_WRITE;
 680                                 break;
 681                         case VCONFKEY_TELEPHONY_SVCTYPE_2_5G_EDGE:
 682                                 rbuf_size = NET_TCP_BUFFERSIZE_EDGE_READ;
 683                                 wbuf_size = NET_TCP_BUFFERSIZE_EDGE_WRITE;
 684                                 break;
 685                         case VCONFKEY_TELEPHONY_SVCTYPE_2_5G:
 686                                 rbuf_size = NET_TCP_BUFFERSIZE_GPRS_READ;
 687                                 wbuf_size = NET_TCP_BUFFERSIZE_GPRS_WRITE;
 688                                 break;
 689                         default:
 690                                 /* TODO: Check LTE support */
 691                                 rbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_READ;
 692                                 wbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_WRITE;
 693                                 break;
 694                         }
 695                         break;
 696                 }
 697         } else {
 698                 DBG("Default TCP buffer configured");
 699
 700                 rbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_READ;
 701                 wbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_WRITE;
 702         }
 703
 704         if (rbuf_size != NULL) {
 705                 fdr = open(NET_PROC_SYS_NET_IPV4_TCP_RMEM, O_RDWR | O_CLOEXEC);
 706
 707                 if (fdr < 0 || write(fdr, rbuf_size, strlen(rbuf_size)) < 0)
 708                         ERR("Failed to set TCP read buffer size");
 709
 710                 if (fdr >= 0)
 711                         close(fdr);
 712         }
 713
 714         if (wbuf_size != NULL) {
 715                 fdw = open(NET_PROC_SYS_NET_IPv4_TCP_WMEM, O_RDWR | O_CLOEXEC);
 716
 717                 if (fdw < 0 || write(fdw, wbuf_size, strlen(wbuf_size)) < 0)
 718                         ERR("Failed to set TCP write buffer size");
 719
 720                 if (fdw >= 0)
 721                         close(fdw);
 722         }
 723
 724         /* As default */
 725         if (rmax_size == NULL)
 726                 rmax_size = NET_TCP_BUFFERSIZE_WIFI_RMEM_MAX;
 727         if (wmax_size == NULL)
 728                 wmax_size = NET_TCP_BUFFERSIZE_WIFI_WMEM_MAX;
 729
 730         if (rmax_size != NULL) {
 731                 fdrmax = open(NET_PROC_SYS_NET_CORE_RMEM_MAX, O_RDWR | O_CLOEXEC);
 732
 733                 if (fdrmax < 0 || write(fdrmax, rmax_size, strlen(rmax_size)) < 0)
 734                         ERR("Failed to set TCP rmem_max size");
 735
 736                 if (fdrmax >= 0)
 737                         close(fdrmax);
 738         }
 739
 740         if (wmax_size != NULL) {
 741                 fdwmax = open(NET_PROC_SYS_NET_CORE_WMEM_MAX, O_RDWR | O_CLOEXEC);
 742
 743                 if (fdwmax < 0 || write(fdwmax, wmax_size, strlen(wmax_size)) < 0)
 744                         ERR("Failed to set TCP wmem_max size");
 745
 746                 if (fdwmax >= 0)
 747                         close(fdwmax);
 748         }
 749 }
 750
 751 static void __netconfig_update_default_connection_info(void)
 752 {
 753         int old_network_status = 0;
 754         const char *profile = netconfig_get_default_profile();
 755         const char *ip_addr = netconfig_get_default_ipaddress();
 756         const char *ip_addr6 = netconfig_get_default_ipaddress6();
 757         const char *proxy_addr = netconfig_get_default_proxy();
 758         unsigned int freq = netconfig_get_default_frequency();
 759         GVariantBuilder *builder;
 760         GVariant *params;
 761
 762         if (emulator_is_emulated() == TRUE) {
 763                 builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
 764
 765                 if (ip_addr != NULL) {
 766                         netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, ip_addr);
 767                         g_variant_builder_add(builder, "{sv}", "IPv4Address",
 768                                                                   g_variant_new_string(ip_addr));
 769                 } else {
 770                         netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "");
 771                         g_variant_builder_add(builder, "{sv}", "IPv4Address",
 772                                                                   g_variant_new_string(""));
 773                 }
 774
 775                 if (ip_addr6 != NULL) {
 776                         netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, ip_addr6);
 777                         g_variant_builder_add(builder, "{sv}", "IPv6Address",
 778                                                                   g_variant_new_string(ip_addr6));
 779                 } else {
 780                         netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, "");
 781                         g_variant_builder_add(builder, "{sv}", "IPv6Address",
 782                                                                   g_variant_new_string(""));
 783                 }
 784
 785                 params = g_variant_new("(@a{sv})", g_variant_builder_end(builder));
 786                 g_variant_builder_unref(builder);
 787
 788                 netconfig_dbus_emit_signal(NULL, NETCONFIG_NETWORK_PATH,
 789                                                    NETCONFIG_NETWORK_INTERFACE, "NetworkConfigChanged",
 790                                                    params);
 791
 792                 return;
 793         }
 794
 795         if (profile == NULL)
 796                 DBG("Reset network state configuration");
 797         else
 798                 DBG("profile[%s] ipv4(%s) ipv6(%s) proxy(%s)", profile, ip_addr,
 799                         ip_addr6, proxy_addr);
 800
 801         netconfig_vconf_get_int(VCONFKEY_NETWORK_STATUS, &old_network_status);
 802
 803         if (profile == NULL && old_network_status != VCONFKEY_NETWORK_OFF) {
 804                 builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
 805
 806                 netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_OFF);
 807                 g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 808                                                           g_variant_new_int32(VCONFKEY_NETWORK_OFF));
 809
 810                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "");
 811                 g_variant_builder_add(builder, "{sv}", "IPv4Address",
 812                                                           g_variant_new_string(""));
 813
 814                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, "");
 815                 g_variant_builder_add(builder, "{sv}", "IPv6Address",
 816                                                           g_variant_new_string(""));
 817
 818                 netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, "");
 819                 g_variant_builder_add(builder, "{sv}", "ProxyAddress",
 820                                                           g_variant_new_string(""));
 821
 822                 params = g_variant_new("(@a{sv})", g_variant_builder_end(builder));
 823
 824                 netconfig_set_vconf_int(VCONFKEY_NETWORK_CONFIGURATION_CHANGE_IND, 0);
 825                 netconfig_dbus_emit_signal(NULL, NETCONFIG_NETWORK_PATH,
 826                                                    NETCONFIG_NETWORK_INTERFACE, "NetworkConfigChanged",
 827                                                    params);
 828                 netconfig_set_vconf_int("memory/private/wifi/frequency", 0);
 829
 830                 g_variant_builder_unref(builder);
 831
 832                 DBG("Successfully clear IP and PROXY up");
 833
 834                 /* Try to disable CLATD if it was enabled */
 835                 DBG("Disable clatd");
 836                 netconfig_clatd_disable();
 837         } else if (profile != NULL) {
 838                 char *old_ip = vconf_get_str(VCONFKEY_NETWORK_IP);
 839                 char *old_ip6 = vconf_get_str(VCONFKEY_NETWORK_IP6);
 840                 char *old_proxy = vconf_get_str(VCONFKEY_NETWORK_PROXY);
 841
 842                 builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
 843
 844                 if (netconfig_is_wifi_profile(profile) == TRUE) {
 845                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS,
 846                                                                         VCONFKEY_NETWORK_WIFI);
 847                         g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 848                                                           g_variant_new_int32(VCONFKEY_NETWORK_WIFI));
 849                         netconfig_set_vconf_int("memory/private/wifi/frequency", freq);
 850
 851                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 852                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_WIFI);
 853                 } else if (netconfig_is_cellular_profile(profile)) {
 854
 855                         if (!netconfig_is_cellular_internet_profile(profile)) {
 856                                 DBG("connection is not a internet profile - stop to update the cellular state");
 857                                 if (old_ip)
 858                                         free(old_ip);
 859                                 if (old_ip6)
 860                                         free(old_ip6);
 861                                 if (old_proxy)
 862                                         free(old_proxy);
 863                                 return;
 864                         }
 865
 866                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS,
 867                                                                         VCONFKEY_NETWORK_CELLULAR);
 868                         g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 869                                                           g_variant_new_int32(VCONFKEY_NETWORK_CELLULAR));
 870
 871                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 872                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_CELLULAR);
 873                         /* Enable clatd if IPv6 is set and no IPv4 address */
 874                         if (!ip_addr && ip_addr6) {
 875                                 DBG("Enable clatd");
 876                                 netconfig_clatd_enable();
 877                         }
 878                 } else if (netconfig_is_ethernet_profile(profile) == TRUE) {
 879                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS,
 880                                                                         VCONFKEY_NETWORK_ETHERNET);
 881                         g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 882                                                           g_variant_new_int32(VCONFKEY_NETWORK_ETHERNET));
 883                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 884                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_ETHERNET);
 885                 } else if (netconfig_is_bluetooth_profile(profile) == TRUE) {
 886                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS,
 887                                                                         VCONFKEY_NETWORK_BLUETOOTH);
 888                         g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 889                                                           g_variant_new_int32(VCONFKEY_NETWORK_BLUETOOTH));
 890                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 891                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_BT);
 892                 } else{
 893                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS,
 894                                                                         VCONFKEY_NETWORK_OFF);
 895                         g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 896                                                           g_variant_new_int32(VCONFKEY_NETWORK_OFF));
 897                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 898                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_DISCONNECTED);
 899                 }
 900
 901                 if (g_strcmp0(old_ip, ip_addr) != 0 || old_ip == NULL) {
 902                         if (ip_addr != NULL) {
 903                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, ip_addr);
 904                                 g_variant_builder_add(builder, "{sv}", "IPv4Address",
 905                                                                   g_variant_new_string(ip_addr));
 906                         } else if (old_ip != NULL && strlen(old_ip) > 0) {
 907                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "");
 908                                 g_variant_builder_add(builder, "{sv}", "IPv4Address",
 909                                                                   g_variant_new_string(""));
 910                         }
 911                 }
 912                 if (old_ip)
 913                         free(old_ip);
 914
 915                 if (g_strcmp0(old_ip6, ip_addr6) != 0 || old_ip6 == NULL) {
 916                         if (ip_addr6 != NULL) {
 917                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, ip_addr6);
 918                                 g_variant_builder_add(builder, "{sv}", "IPv6Address",
 919                                                                   g_variant_new_string(ip_addr6));
 920                         } else if (old_ip6 != NULL && strlen(old_ip6) > 0) {
 921                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, "");
 922                                 g_variant_builder_add(builder, "{sv}", "IPv6Address",
 923                                                                   g_variant_new_string(""));
 924                         }
 925                 }
 926                 if (old_ip6)
 927                         free(old_ip6);
 928
 929                 if (g_strcmp0(old_proxy, proxy_addr) != 0) {
 930                         if (proxy_addr == NULL) {
 931                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, "");
 932                                 g_variant_builder_add(builder, "{sv}", "ProxyAddress",
 933                                                                   g_variant_new_string(""));
 934                         } else {
 935                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, proxy_addr);
 936                                 g_variant_builder_add(builder, "{sv}", "ProxyAddress",
 937                                                                   g_variant_new_string(proxy_addr));
 938                         }
 939                 }
 940                 if (old_proxy)
 941                         free(old_proxy);
 942
 943                 params = g_variant_new("(@a{sv})", g_variant_builder_end(builder));
 944
 945                 netconfig_set_vconf_int(VCONFKEY_NETWORK_CONFIGURATION_CHANGE_IND, 1);
 946                 netconfig_dbus_emit_signal(NULL, NETCONFIG_NETWORK_PATH,
 947                                                    NETCONFIG_NETWORK_INTERFACE, "NetworkConfigChanged",
 948                                                    params);
 949
 950                 g_variant_builder_unref(builder);
 951
 952                 DBG("Successfully update default network configuration");
 953         }
 954
 955         __netconfig_adjust_tcp_buffer_size();
 956 }
 957
 958 static gboolean __netconfig_is_tech_state_connected(void)
 959 {
 960         gboolean ret = FALSE;
 961         GVariant *message = NULL, *variant;
 962         GVariantIter *iter, *next;
 963         gchar *path;
 964         gchar *key;
 965
 966         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 967                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 968                         "GetTechnologies", NULL);
 969
 970         if (message == NULL) {
 971                 DBG("Fail to get technology state");
 972                 return FALSE;
 973         }
 974
 975         g_variant_get(message, "(a(oa{sv}))", &iter);
 976         while (g_variant_iter_loop(iter, "(oa{sv})", &path, &next)) {
 977                 if (path == NULL)
 978                         continue;
 979
 980                 while (g_variant_iter_loop(next, "{sv}", &key, &variant)) {
 981                         gboolean data;
 982                         if (g_strcmp0(key, "Connected") == 0) {
 983                                 data = g_variant_get_boolean(variant);
 984                                 DBG("%s [%s: %s]", path, key, data ? "True" : "False");
 985                                 if (TRUE == data) {
 986                                         ret = TRUE;
 987                                         g_free(path);
 988                                         g_free(key);
 989                                         g_variant_unref(variant);
 990                                         g_variant_iter_free(next);
 991                                         goto done;
 992                                 }
 993                         }
 994                 }
 995         }
 996
 997 done:
 998         g_variant_iter_free(iter);
 999         g_variant_unref(message);
1000
1001         return ret;
1002 }
1003
1004 static void __netconfig_network_notify_result(const char *sig_name, const char *key)
1005 {
1006         GVariantBuilder *builder;
1007         GVariant *params;
1008
1009         INFO("[Signal] %s %s", sig_name, key);
1010
1011         builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
1012         g_variant_builder_add(builder, "{sv}", "key", g_variant_new_string(key));
1013
1014         params = g_variant_new("(@a{sv})", g_variant_builder_end(builder));
1015         g_variant_builder_unref(builder);
1016
1017         netconfig_dbus_emit_signal(NULL,
1018                                 NETCONFIG_NETWORK_PATH,
1019                                 NETCONFIG_NETWORK_INTERFACE,
1020                                 sig_name,
1021                                 params);
1022
1023         return;
1024 }
1025
1026 static char *__netconfig_get_mac_address(const char *profile)
1027 {
1028         char mac_str[MAC_ADDRESS_MAX_LEN] = { 0, };
1029         const char *orgin = NULL;
1030         int org_index, dst_index;
1031         int i;
1032
1033         org_index = strlen(CONNMAN_WIFI_SERVICE_PROFILE_PREFIX);
1034         dst_index = 0;
1035
1036         for (i = 0; i < 6; i++) {
1037                 orgin = &profile[org_index];
1038
1039                 memcpy(&mac_str[dst_index], orgin, 2);
1040                 if (i < 5)
1041                         mac_str[dst_index + 2] = ':';
1042                 else
1043                         mac_str[dst_index + 2] = '\0';
1044
1045                 org_index += 2;
1046                 dst_index += 3;
1047         }
1048
1049         return g_strdup(mac_str);
1050 }
1051
1052 const char *netconfig_get_default_profile(void)
1053 {
1054         return netconfig_default_connection_info.profile;
1055 }
1056
1057 const char *netconfig_get_default_ifname(void)
1058 {
1059         return netconfig_default_connection_info.ifname;
1060 }
1061
1062 const char *netconfig_get_default_ipaddress(void)
1063 {
1064         return netconfig_default_connection_info.ipaddress;
1065 }
1066
1067
1068 const char *netconfig_get_default_ipaddress6(void)
1069 {
1070         return netconfig_default_connection_info.ipaddress6;
1071 }
1072
1073 const char *netconfig_get_default_proxy(void)
1074 {
1075         return netconfig_default_connection_info.proxy;
1076 }
1077
1078 unsigned int netconfig_get_default_frequency(void)
1079 {
1080         return netconfig_default_connection_info.freq;
1081 }
1082
1083 const char *netconfig_get_default_mac_address(void)
1084 {
1085         return netconfig_default_connection_info.mac_address;
1086 }
1087
1088 const char *netconfig_wifi_get_connected_essid(const char *default_profile)
1089 {
1090         if (default_profile == NULL)
1091                 return NULL;
1092
1093         if (netconfig_is_wifi_profile(default_profile) != TRUE)
1094                 return NULL;
1095
1096         if (g_strcmp0(default_profile, netconfig_default_connection_info.profile) != 0)
1097                 return NULL;
1098
1099         return netconfig_default_connection_info.essid;
1100 }
1101
1102 gboolean netconfig_get_default_is_metered(void)
1103 {
1104         return netconfig_default_connection_info.is_metered;
1105 }
1106
1107 void netconfig_set_default_ipaddress(const char *ipaddr)
1108 {
1109         netconfig_default_connection_info.ipaddress = g_strdup(ipaddr);
1110 }
1111
1112 void netconfig_set_default_ipaddress6(const char *ipaddr)
1113 {
1114         netconfig_default_connection_info.ipaddress6 = g_strdup(ipaddr);
1115 }
1116
1117 void netconfig_set_default_proxy(const char *proxy)
1118 {
1119         netconfig_default_connection_info.proxy = g_strdup(proxy);
1120 }
1121
1122 void netconfig_update_default_profile(void)
1123 {
1124         if (__netconfig_get_default_connection_info())
1125                 __netconfig_update_default_connection_info();
1126 }
1127
1128 void netconfig_update_default(void)
1129 {
1130         if (__netconfig_is_tech_state_connected() == TRUE)
1131                 netconfig_update_default_profile();
1132         else
1133                 __netconfig_adjust_tcp_buffer_size();
1134 }
1135
1136 const char *netconfig_get_ifname(const char *profile)
1137 {
1138         const char *ifname = NULL;
1139         char *mac_addr = NULL;
1140
1141         mac_addr = __netconfig_get_mac_address(profile);
1142         ifname = wifi_state_get_interface_name(mac_addr);
1143
1144         g_free(mac_addr);
1145         return ifname;
1146 }
1147
1148 /* Check Ethernet Cable Plug-in /Plug-out Status */
1149 void netconfig_network_notify_ethernet_cable_state(const char *key)
1150 {
1151         __netconfig_network_notify_result("EthernetCableState", key);
1152 }
1153
1154 static gboolean handle_add_route(
1155                 Network *object,
1156                 GDBusMethodInvocation *context,
1157                 gchar *ip_addr,
1158                 gchar *netmask,
1159                 gchar *interface,  gchar *gateway, gint address_family)
1160 {
1161         const gchar *path = ROUTE_EXEC_PATH;
1162         gchar gw_str[64] = {0,};
1163         if (gateway != NULL && strlen(gateway) > 1)
1164                 g_snprintf(gw_str, 64, "gw %s", gateway);
1165         gchar *const args[] = { "/sbin/route", "add", "-net", ip_addr, gw_str,
1166                 "netmask", netmask, "dev", interface, NULL };
1167         gchar *const envs[] = { NULL };
1168         const gchar* buf = NULL;
1169         gchar* ch = NULL;
1170         int prefix_len = 0;
1171         int pos = 0;
1172
1173         DBG("ip_addr(%s), netmask(%s), interface(%s), gateway(%s)", ip_addr, netmask, interface, gateway);
1174
1175         switch (address_family) {
1176         case AF_INET:
1177                 if (ip_addr == NULL || netmask == NULL || interface == NULL) {
1178                         ERR("Invalid parameter");
1179                         netconfig_error_invalid_parameter(context);
1180                         return TRUE;
1181                 }
1182
1183                 if (netconfig_execute_file(path, args, envs) < 0) {
1184                         DBG("Failed to add a new route");
1185                         netconfig_error_permission_denied(context);
1186                         return TRUE;
1187                 }
1188
1189                 break;
1190         case AF_INET6:
1191                 if (ip_addr == NULL || interface == NULL || gateway == NULL) {
1192                         ERR("Invalid parameter");
1193                         netconfig_error_invalid_parameter(context);
1194                         return TRUE;
1195                 }
1196
1197                 buf = ip_addr;
1198                 ch = strchr(buf, '/');
1199                 pos = ch - buf + 1;
1200                 if (ch) {
1201                         prefix_len = atoi(ch + 1);
1202                         ip_addr[pos-1] = '\0';
1203                 } else {
1204                         prefix_len = 128;
1205                 }
1206
1207                 if (netconfig_add_route_ipv6(ip_addr, interface, gateway, prefix_len) < 0) {
1208                         DBG("Failed to add a new route");
1209                         netconfig_error_permission_denied(context);
1210                         return TRUE;
1211                 }
1212                 break;
1213         default:
1214                 DBG("Unknown Address Family");
1215                 netconfig_error_invalid_parameter(context);
1216                 return TRUE;
1217         }
1218
1219         DBG("Successfully added a new route");
1220         network_complete_add_route(object, context, TRUE);
1221         return TRUE;
1222 }
1223
1224 static gboolean handle_remove_route(
1225                 Network *object,
1226                 GDBusMethodInvocation *context,
1227                 gchar *ip_addr,
1228                 gchar *netmask,
1229                 gchar *interface, gchar *gateway, gint address_family)
1230 {
1231         const char *path = ROUTE_EXEC_PATH;
1232         gchar gw_str[64] = {0,};
1233         if (gateway != NULL && strlen(gateway) > 1)
1234                 g_snprintf(gw_str, 64, "gw %s", gateway);
1235         gchar *const args[] = { "/sbin/route", "del", "-net", ip_addr, gw_str,
1236                 "netmask", netmask, "dev", interface, NULL };
1237         char *const envs[] = { NULL };
1238         const char* buf = NULL;
1239         char* ch = NULL;
1240         int prefix_len = 0;
1241         int pos = 0;
1242
1243         DBG("ip_addr(%s), netmask(%s), interface(%s), gateway(%s)", ip_addr, netmask, interface, gateway);
1244
1245         switch (address_family) {
1246         case AF_INET:
1247                 if (ip_addr == NULL || netmask == NULL || interface == NULL) {
1248                         DBG("Invalid parameter!");
1249                         netconfig_error_invalid_parameter(context);
1250                         return TRUE;
1251                 }
1252                 if (netconfig_execute_file(path, args, envs) < 0) {
1253                         DBG("Failed to remove the route");
1254                         netconfig_error_permission_denied(context);
1255                         return TRUE;
1256                 }
1257                 break;
1258         case AF_INET6:
1259                 if (ip_addr == NULL || interface == NULL || gateway == NULL) {
1260                         DBG("Invalid parameter!");
1261                         netconfig_error_invalid_parameter(context);
1262                         return TRUE;
1263                 }
1264
1265                 buf = ip_addr;
1266                 ch = strchr(buf, '/');
1267                 pos = ch - buf + 1;
1268                 if (ch) {
1269                         prefix_len = atoi(ch + 1);
1270                         ip_addr[pos-1] = '\0';
1271                 } else {
1272                         prefix_len = 128;
1273                 }
1274
1275                 if (netconfig_del_route_ipv6(ip_addr, interface, gateway, prefix_len) < 0) {
1276                         DBG("Failed to remove the route");
1277                         netconfig_error_permission_denied(context);
1278                         return TRUE;
1279                 }
1280                 break;
1281         default:
1282                 DBG("Unknown Address Family");
1283                 netconfig_error_invalid_parameter(context);
1284                 return TRUE;
1285         }
1286
1287         DBG("Successfully removed the route");
1288         network_complete_remove_route(object, context, TRUE);
1289         return TRUE;
1290 }
1291
1292 static gboolean handle_check_get_privilege(Network *object,
1293                 GDBusMethodInvocation *context)
1294 {
1295         network_complete_check_get_privilege(object, context);
1296         return TRUE;
1297 }
1298
1299
1300 static gboolean handle_check_profile_privilege(Network *object,
1301                 GDBusMethodInvocation *context)
1302 {
1303         network_complete_check_profile_privilege(object, context);
1304         return TRUE;
1305 }
1306
1307 static gboolean handle_check_internet_privilege(Network *object,
1308                 GDBusMethodInvocation *context)
1309 {
1310         network_complete_check_internet_privilege(object, context);
1311         return TRUE;
1312 }
1313
1314 gboolean handle_ethernet_cable_state(Network *object,
1315         GDBusMethodInvocation *context)
1316 {
1317         int ret = 0;
1318         int state = 0;
1319
1320         ret = netconfig_get_ethernet_cable_state(&state);
1321         if (ret != 0) {
1322                 DBG("Failed to get ethernet cable state");
1323                 netconfig_error_fail_ethernet_cable_state(context);
1324                 return TRUE;
1325         }
1326
1327         DBG("Successfully get ethernet cable state[%d]", state);
1328         network_complete_ethernet_cable_state(object, context, state);
1329         return TRUE;
1330 }
1331
1332 gboolean handle_get_metered_info(Network *object,
1333         GDBusMethodInvocation *context)
1334 {
1335         gboolean state = 0;
1336
1337         state = netconfig_get_default_is_metered();
1338
1339         DBG("Default metered state [%s]", state ? "TRUE" : "FALSE");
1340         network_complete_get_metered_info(object, context, state);
1341         return TRUE;
1342 }
1343
1344 gboolean handle_preferred_ipv6_address(Network *object,
1345         GDBusMethodInvocation *context, gchar *profile)
1346 {
1347         char *address = NULL;
1348
1349         address = __netconfig_get_preferred_ipv6_address(profile);
1350         if (address == NULL) {
1351                 DBG("Failed to get preferred IPv6 address");
1352                 netconfig_error_fail_preferred_ipv6_address(context);
1353                 return TRUE;
1354         }
1355
1356         DBG("Successfully get preferred IPv6 address[%s]", address);
1357         network_complete_preferred_ipv6_address(object, context, address);
1358         return TRUE;
1359 }
1360
1361 gboolean handle_get_battery_dn_list(Battery *object,
1362         GDBusMethodInvocation *context)
1363 {
1364         GVariantBuilder *builder = NULL;
1365         GVariant *ret_params = NULL;
1366         gchar *params_str = NULL;
1367
1368         builder = g_variant_builder_new(G_VARIANT_TYPE("aa{sv}"));
1369
1370         netconfig_battery_get_dn_list(builder);
1371
1372         ret_params = g_variant_builder_end(builder);
1373         if (ret_params) {
1374                 params_str = g_variant_print(ret_params, TRUE);
1375                 DBG("DN list [%s]", params_str);
1376         }
1377
1378         battery_complete_get_battery_dn_list(object, context, ret_params);
1379         g_variant_builder_unref(builder);
1380         return TRUE;
1381 }
1382
1383 gboolean handle_get_battery_wifi_list(Battery *object,
1384         GDBusMethodInvocation *context)
1385 {
1386         GVariantBuilder *builder = NULL;
1387         GVariant *ret_params = NULL;
1388         gchar *params_str = NULL;
1389
1390         builder = g_variant_builder_new(G_VARIANT_TYPE("aa{sv}"));
1391
1392         netconfig_battery_get_wifi_list(builder);
1393
1394         ret_params = g_variant_builder_end(builder);
1395         if (ret_params) {
1396                 params_str = g_variant_print(ret_params, TRUE);
1397                 DBG("Wi-Fi list [%s]", params_str);
1398         }
1399
1400         battery_complete_get_battery_wifi_list(object, context, ret_params);
1401         g_variant_builder_unref(builder);
1402         return TRUE;
1403 }
1404
1405 void state_object_create_and_init(void)
1406 {
1407         DBG("Creating network state object");
1408         GDBusInterfaceSkeleton *interface_network = NULL;
1409 #if defined TIZEN_DEBUG_ENABLE
1410         GDBusInterfaceSkeleton *interface_tcpdump = NULL;
1411 #endif
1412         GDBusInterfaceSkeleton *interface_battery = NULL;
1413         GDBusConnection *connection = NULL;
1414         GDBusObjectManagerServer *server = netdbus_get_state_manager();
1415         if (server == NULL)
1416                 return;
1417
1418         connection = netdbus_get_connection();
1419         g_dbus_object_manager_server_set_connection(server, connection);
1420
1421         /*Interface netconfig.network*/
1422         netconfigstate = network_skeleton_new();
1423
1424         interface_network = G_DBUS_INTERFACE_SKELETON(netconfigstate);
1425         g_signal_connect(netconfigstate, "handle-add-route",
1426                                 G_CALLBACK(handle_add_route), NULL);
1427         g_signal_connect(netconfigstate, "handle-check-get-privilege",
1428                                 G_CALLBACK(handle_check_get_privilege), NULL);
1429         g_signal_connect(netconfigstate, "handle-check-profile-privilege",
1430                                 G_CALLBACK(handle_check_profile_privilege), NULL);
1431         g_signal_connect(netconfigstate, "handle-check-internet-privilege",
1432                                 G_CALLBACK(handle_check_internet_privilege), NULL);
1433         g_signal_connect(netconfigstate, "handle-ethernet-cable-state",
1434                                 G_CALLBACK(handle_ethernet_cable_state), NULL);
1435         g_signal_connect(netconfigstate, "handle-preferred-ipv6-address",
1436                                 G_CALLBACK(handle_preferred_ipv6_address), NULL);
1437         g_signal_connect(netconfigstate, "handle-remove-route",
1438                                 G_CALLBACK(handle_remove_route), NULL);
1439         g_signal_connect(netconfigstate, "handle-launch-mdns",
1440                                 G_CALLBACK(handle_launch_mdns), NULL);
1441         g_signal_connect(netconfigstate, "handle-device-policy-set-wifi",
1442                                 G_CALLBACK(handle_device_policy_set_wifi), NULL);
1443         g_signal_connect(netconfigstate, "handle-device-policy-get-wifi",
1444                                 G_CALLBACK(handle_device_policy_get_wifi), NULL);
1445         g_signal_connect(netconfigstate, "handle-device-policy-set-wifi-profile",
1446                                 G_CALLBACK(handle_device_policy_set_wifi_profile), NULL);
1447         g_signal_connect(netconfigstate, "handle-device-policy-get-wifi-profile",
1448                                 G_CALLBACK(handle_device_policy_get_wifi_profile), NULL);
1449         g_signal_connect(netconfigstate, "handle-get-metered-info",
1450                                 G_CALLBACK(handle_get_metered_info), NULL);
1451
1452         if (!g_dbus_interface_skeleton_export(interface_network, connection,
1453                         NETCONFIG_NETWORK_STATE_PATH, NULL)) {
1454                 ERR("Export with path failed");
1455         }
1456
1457 #if defined TIZEN_DEBUG_ENABLE
1458         /*Interface netconfig.tcpdump*/
1459         tcpdump_object = tcpdump_skeleton_new();
1460
1461         interface_tcpdump = G_DBUS_INTERFACE_SKELETON(tcpdump_object);
1462         g_signal_connect(tcpdump_object, "handle-start-tcpdump",
1463                                 G_CALLBACK(handle_start_tcpdump), NULL);
1464         g_signal_connect(tcpdump_object, "handle-stop-tcpdump",
1465                                 G_CALLBACK(handle_stop_tcpdump), NULL);
1466         g_signal_connect(tcpdump_object, "handle-get-tcpdump-state",
1467                                 G_CALLBACK(handle_get_tcpdump_state), NULL);
1468
1469         if (!g_dbus_interface_skeleton_export(interface_tcpdump, connection,
1470                         NETCONFIG_NETWORK_STATE_PATH, NULL)) {
1471                 ERR("Export with path failed");
1472         }
1473 #endif
1474
1475         battery_object = battery_skeleton_new();
1476
1477         interface_battery = G_DBUS_INTERFACE_SKELETON(battery_object);
1478         g_signal_connect(battery_object, "handle-get-battery-dn-list",
1479                                 G_CALLBACK(handle_get_battery_dn_list), NULL);
1480         g_signal_connect(battery_object, "handle-get-battery-wifi-list",
1481                                 G_CALLBACK(handle_get_battery_wifi_list), NULL);
1482
1483         if (!g_dbus_interface_skeleton_export(interface_battery, connection,
1484                         NETCONFIG_NETWORK_STATE_PATH, NULL)) {
1485                 ERR("Export with path failed");
1486         }
1487 }
1488
1489 void state_object_deinit(void)
1490 {
1491         g_object_unref(netconfigstate);
1492 #if defined TIZEN_DEBUG_ENABLE
1493         g_object_unref(tcpdump_object);
1494 #endif
1495 }
1496
1497 static gboolean __netconfig_check_ipv6_address(const char *address)
1498 {
1499         unsigned char buf[sizeof(struct in6_addr)];
1500         int err;
1501
1502         if (!address)
1503                 return FALSE;
1504
1505         err = inet_pton(AF_INET6, address, buf);
1506         if (err > 0)
1507                 return TRUE;
1508
1509         return FALSE;
1510 }
1511
1512 char *netconfig_get_connected_cellular_internet_ipv6only_profile(struct clatd_ctrl_hint *hint)
1513 {
1514         GVariant *message = NULL;
1515         GVariantIter *iter = NULL;
1516         GVariantIter *next = NULL;
1517         gchar *cellular_internet_profile = NULL;
1518         gchar *object_path = NULL;
1519
1520         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
1521                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
1522                         "GetServices", NULL);
1523         if (message == NULL) {
1524                 ERR("Failed to get profiles");
1525                 return NULL;
1526         }
1527
1528         g_variant_get(message, "(a(oa{sv}))", &iter);
1529         while (g_variant_iter_loop(iter, "(oa{sv})", &object_path, &next)) {
1530                 if (object_path == NULL)
1531                         continue;
1532
1533                 if (netconfig_is_cellular_profile(object_path) == FALSE)
1534                         continue;
1535
1536                 if (netconfig_is_cellular_internet_profile(object_path) == FALSE)
1537                         continue;
1538
1539                 if (__netconfig_is_connected(next) == TRUE) {
1540                         DBG("found connected profiles");
1541                         gchar *key = NULL;
1542                         gboolean has_v4 = FALSE, has_v6 = FALSE;
1543
1544                         GVariant *variant = NULL;
1545                         while (g_variant_iter_loop(next, "{sv}", &key, &variant)) {
1546                                 if (g_strcmp0(key, "IPv4") == 0) {
1547                                         GVariantIter *ipv4_iter = NULL;
1548                                         GVariant *ipv4_variant = NULL;
1549                                         gchar *ipv4_key = NULL;
1550                                         const gchar *ipv4_value = NULL;
1551                                         g_variant_get(variant, "a{sv}", &ipv4_iter);
1552                                         while (g_variant_iter_loop(ipv4_iter, "{sv}",
1553                                                 &ipv4_key, &ipv4_variant)) {
1554                                                 if (g_strcmp0(ipv4_key, "Address") == 0) {
1555                                                         ipv4_value = g_variant_get_string(ipv4_variant, NULL);
1556                                                         DBG("ipv4: %s", ipv4_value);
1557                                                         has_v4 = TRUE;
1558                                                 }
1559                                         }
1560                                         g_variant_iter_free (ipv4_iter);
1561                                 } else if (g_strcmp0(key, "IPv6") == 0) {
1562                                         GVariantIter *ipv6_iter = NULL;
1563                                         GVariant *ipv6_variant = NULL;
1564                                         gchar *ipv6_key = NULL;
1565                                         const gchar *ipv6_value = NULL;
1566                                         g_variant_get(variant, "a{sv}", &ipv6_iter);
1567                                         while (g_variant_iter_loop(ipv6_iter, "{sv}",
1568                                                 &ipv6_key, &ipv6_variant)) {
1569                                                 if (g_strcmp0(ipv6_key, "Address") == 0) {
1570                                                         ipv6_value = g_variant_get_string(ipv6_variant, NULL);
1571                                                         DBG("ipv6: %s", ipv6_value);
1572                                                         has_v6 = TRUE;
1573                                                 }
1574                                         }
1575                                         g_variant_iter_free (ipv6_iter);
1576                                 } else if (hint && g_strcmp0(key, "Nameservers") == 0) {
1577                                         int idx = 0;
1578                                         GVariantIter *ns_iter = NULL;
1579                                         gchar *nameserver = NULL;
1580                                         g_variant_get(variant, "as", &ns_iter);
1581                                         while(g_variant_iter_loop(ns_iter, "s", &nameserver)) {
1582                                                 INFO("nameserver[%d]: %s", idx, nameserver);
1583                                                 if (idx >= MAX_DNS) {
1584                                                         INFO("index exceeded %d -- skip", idx);
1585                                                         continue;
1586                                                 }
1587                                                 if (__netconfig_check_ipv6_address(nameserver) == TRUE) {
1588                                                         hint->nameserver[idx] = g_strdup(nameserver);
1589                                                         idx++;
1590                                                 } else {
1591                                                         INFO("malformed address %s -- skip", nameserver);
1592                                                 }
1593                                         }
1594                                 }
1595                         }
1596
1597                         if (!has_v4 && has_v6) {
1598                                 DBG("found 'ipv6-only/connected/internet cellular profile'");
1599                                 cellular_internet_profile = g_strdup(object_path);
1600                                 g_free(object_path);
1601                                 g_variant_iter_free(next);
1602                                 break;
1603                         }
1604                 }
1605         }
1606         g_variant_iter_free(iter);
1607         g_variant_unref(message);
1608
1609         return cellular_internet_profile;
1610 }