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                 g_variant_unref(message);
 431                 return FALSE;
 432         }
 433
 434         g_variant_get(message, "(oa{sv})", &obj_path, &iter);
 435
 436         if (g_strcmp0(obj_path, netconfig_default_connection_info.profile) == 0) {
 437                 g_variant_unref(message);
 438                 g_variant_iter_free(iter);
 439                 return FALSE;
 440         }
 441
 442         __netconfig_clear_default_connection_info();
 443
 444         netconfig_default_connection_info.profile = g_strdup(obj_path);
 445
 446         while (g_variant_iter_loop(iter, "{sv}", &key, &var)) {
 447                 const gchar *value = NULL;
 448                 guint16 freq = 0;
 449                 if (g_strcmp0(key, "Name") == 0 &&
 450                                 netconfig_is_wifi_profile(obj_path) == TRUE) {
 451                         if (g_variant_is_of_type(var, G_VARIANT_TYPE_STRING)) {
 452                                 value = g_variant_get_string(var, NULL);
 453
 454                                 netconfig_default_connection_info.essid = g_strdup(value);
 455                         }
 456                 } else if (g_strcmp0(key, "Ethernet") == 0) {
 457                         g_variant_get(var, "a{sv}", &iter1);
 458                         if (iter1 == NULL)
 459                                 continue;
 460                         while (g_variant_iter_loop(iter1, "{sv}", &key1, &variant)) {
 461                                 if (g_strcmp0(key1, "Interface") == 0) {
 462                                         value = g_variant_get_string(variant, NULL);
 463                                         netconfig_default_connection_info.ifname = g_strdup(value);
 464                                 } else if (g_strcmp0(key1, "Address") == 0) {
 465                                         value = g_variant_get_string(variant, NULL);
 466                                         netconfig_default_connection_info.mac_address = g_strdup(value);
 467                                 }
 468                         }
 469                         g_variant_iter_free(iter1);
 470                 } else if (g_strcmp0(key, "IPv4") == 0) {
 471                         g_variant_get(var, "a{sv}", &iter1);
 472                         if (iter1 == NULL)
 473                                 continue;
 474                         while (g_variant_iter_loop(iter1, "{sv}", &key1, &variant)) {
 475                                 if (g_strcmp0(key1, "Address") == 0) {
 476                                         value = g_variant_get_string(variant, NULL);
 477                                         netconfig_default_connection_info.ipaddress = g_strdup(value);
 478                                 }
 479                         }
 480                         g_variant_iter_free(iter1);
 481                 } else if (g_strcmp0(key, "IPv6") == 0) {
 482                         g_variant_get(var, "a{sv}", &iter1);
 483                         if (iter1 == NULL)
 484                                 continue;
 485                         while (g_variant_iter_loop(iter1, "{sv}", &key1, &variant)) {
 486                                 if (g_strcmp0(key1, "Address") == 0) {
 487                                         value = g_variant_get_string(variant, NULL);
 488                                         netconfig_default_connection_info.ipaddress6 = g_strdup(value);
 489                                 }
 490                         }
 491                         g_variant_iter_free(iter1);
 492
 493                 } else if (g_strcmp0(key, "Proxy") == 0) {
 494                         g_variant_get(var, "a{sv}", &iter1);
 495                         if (iter1 == NULL)
 496                                 continue;
 497                         while (g_variant_iter_loop(iter1, "{sv}", &key2, &variant2)) {
 498                                 GVariantIter *iter_sub = NULL;
 499
 500                                 if (g_strcmp0(key2, "Servers") == 0) {
 501                                         if (!g_variant_is_of_type(variant2, G_VARIANT_TYPE_STRING_ARRAY)) {
 502                                                 g_free(key2);
 503                                                 g_variant_unref(variant2);
 504                                                 break;
 505                                         }
 506
 507                                         g_variant_get(variant2, "as", &iter_sub);
 508                                         g_variant_iter_loop(iter_sub, "s", &value);
 509                                         g_variant_iter_free(iter_sub);
 510                                         if (value != NULL && (strlen(value) > 0))
 511                                                 netconfig_default_connection_info.proxy = g_strdup(value);
 512                                 } else if (g_strcmp0(key2, "Method") == 0) {
 513                                         if (g_variant_is_of_type(variant2, G_VARIANT_TYPE_STRING)) {
 514                                                 g_free(key2);
 515                                                 g_variant_unref(variant2);
 516                                                 break;
 517                                         }
 518
 519                                         value = g_variant_get_string(variant2, NULL);
 520                                         if (g_strcmp0(value, "direct") == 0) {
 521                                                 g_free(netconfig_default_connection_info.proxy);
 522                                                 netconfig_default_connection_info.proxy = NULL;
 523
 524                                                 g_free(key2);
 525                                                 g_variant_unref(variant2);
 526                                                 break;
 527                                         }
 528                                 }
 529                         }
 530                         g_variant_iter_free(iter1);
 531                 } else if (g_strcmp0(key, "Frequency") == 0) {
 532                         if (g_variant_is_of_type(var, G_VARIANT_TYPE_UINT16)) {
 533                                 freq = g_variant_get_uint16(var);
 534                                 netconfig_default_connection_info.freq = freq;
 535                         }
 536                 }
 537         }
 538
 539         if (netconfig_is_cellular_profile(obj_path) == TRUE) {
 540                 net_profile_name_t pdp_name;
 541                 int ret;
 542
 543                 ret = __netconfig_telephony_search_pdp_profile(obj_path, &pdp_name);
 544                 if (ret >= 0 && strlen(pdp_name.profile_name) > 0)
 545                         if (__netconfig_telephony_get_metered_info(&pdp_name))
 546                                 netconfig_default_connection_info.is_metered = TRUE;
 547         }
 548
 549         g_variant_unref(message);
 550         g_variant_iter_free(iter);
 551
 552         return TRUE;
 553 }
 554
 555 static char *__netconfig_get_preferred_ipv6_address(char *profile)
 556 {
 557         GVariant *message = NULL, *variant = NULL, *next = NULL;
 558         GVariantIter *iter = NULL, *sub_iter = NULL, *service = NULL;
 559         gchar *obj_path;
 560         gchar *key = NULL;
 561         gchar *sub_key = NULL;
 562         gchar *preferred_address6 = NULL;
 563         gboolean found_profile = 0;
 564
 565         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 566                                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 567                                         "GetServices", NULL);
 568         if (message == NULL) {
 569                 ERR("Failed to get service informations");
 570                 goto done;
 571         }
 572
 573         g_variant_get(message, "(a(oa{sv}))", &service);
 574         if (service == NULL) {
 575                 ERR("Failed to get services iter");
 576                 goto done;
 577         }
 578
 579         while (g_variant_iter_loop(service, "(oa{sv})", &obj_path, &iter)) {
 580                 if (g_strcmp0(obj_path, profile) == 0) {
 581                         g_free(obj_path);
 582                         found_profile = 1;
 583                         break;
 584                 }
 585         }
 586
 587         if (iter == NULL || found_profile == 0) {
 588                 ERR("Profile %s doesn't exist", profile);
 589                         goto done;
 590         }
 591
 592         while (g_variant_iter_loop(iter, "{sv}", &key, &next)) {
 593                 const gchar *value = NULL;
 594                 if (g_strcmp0(key, "IPv6") == 0) {
 595                         g_variant_get(next, "a{sv}", &sub_iter);
 596                         if (sub_iter == NULL)
 597                                 continue;
 598                         while (g_variant_iter_loop(sub_iter, "{sv}", &sub_key, &variant)) {
 599                                 if (g_strcmp0(sub_key, "Address") == 0) {
 600                                         value = g_variant_get_string(variant, NULL);
 601                                         if (!preferred_address6)
 602                                                 preferred_address6 = g_strdup(value);
 603                                 }
 604                         }
 605                         g_variant_iter_free(sub_iter);
 606                 }
 607         }
 608
 609 done:
 610         if (message)
 611                 g_variant_unref(message);
 612
 613         if (iter)
 614                 g_variant_iter_free(iter);
 615
 616         if (service)
 617                 g_variant_iter_free(service);
 618
 619         return preferred_address6;
 620 }
 621
 622 static void __netconfig_adjust_tcp_buffer_size(void)
 623 {
 624         int fdr = 0, fdw = 0;
 625         int fdrmax = 0, fdwmax = 0;
 626         const char *rbuf_size = NULL;
 627         const char *wbuf_size = NULL;
 628         const char *rmax_size = NULL;
 629         const char *wmax_size = NULL;
 630         const char *profile = netconfig_get_default_profile();
 631
 632         if (profile == NULL) {
 633                 DBG("There is no default connection");
 634
 635                 rbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_READ;
 636                 wbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_WRITE;
 637         } else if (netconfig_is_wifi_profile(profile) == TRUE) {
 638                 DBG("Default connection: Wi-Fi");
 639
 640                 rbuf_size = NET_TCP_BUFFERSIZE_WIFI_READ;
 641                 wbuf_size = NET_TCP_BUFFERSIZE_WIFI_WRITE;
 642                 rmax_size = NET_TCP_BUFFERSIZE_WIFI_RMEM_MAX;
 643                 wmax_size = NET_TCP_BUFFERSIZE_WIFI_WMEM_MAX;
 644         } else if (netconfig_is_cellular_profile(profile) == TRUE) {
 645                 int telephony_svctype = 0, telephony_pstype = 0;
 646
 647                 netconfig_get_telephony_network_type(&telephony_svctype, &telephony_pstype);
 648                 DBG("Default cellular %d, %d", telephony_svctype, telephony_pstype);
 649
 650                 switch (telephony_pstype) {
 651                 case VCONFKEY_TELEPHONY_PSTYPE_HSPA:
 652                         rbuf_size = NET_TCP_BUFFERSIZE_HSPA_READ;
 653                         wbuf_size = NET_TCP_BUFFERSIZE_HSPA_WRITE;
 654                         break;
 655                 case VCONFKEY_TELEPHONY_PSTYPE_HSUPA:
 656                         rbuf_size = NET_TCP_BUFFERSIZE_HSUPA_READ;
 657                         wbuf_size = NET_TCP_BUFFERSIZE_HSDPA_WRITE;
 658                         break;
 659                 case VCONFKEY_TELEPHONY_PSTYPE_HSDPA:
 660                         rbuf_size = NET_TCP_BUFFERSIZE_HSDPA_READ;
 661                         wbuf_size = NET_TCP_BUFFERSIZE_HSDPA_WRITE;
 662                         break;
 663 #if !defined TIZEN_WEARABLE
 664                 case VCONFKEY_TELEPHONY_PSTYPE_HSPAP:
 665                         rbuf_size = NET_TCP_BUFFERSIZE_HSPAP_READ;
 666                         wbuf_size = NET_TCP_BUFFERSIZE_HSPAP_WRITE;
 667                         break;
 668 #endif
 669                 default:
 670                         switch (telephony_svctype) {
 671                         case VCONFKEY_TELEPHONY_SVCTYPE_LTE:
 672                                 rbuf_size = NET_TCP_BUFFERSIZE_LTE_READ;
 673                                 wbuf_size = NET_TCP_BUFFERSIZE_LTE_WRITE;
 674                                 rmax_size = NET_TCP_BUFFERSIZE_LTE_RMEM_MAX;
 675                                 break;
 676                         case VCONFKEY_TELEPHONY_SVCTYPE_3G:
 677                                 rbuf_size = NET_TCP_BUFFERSIZE_UMTS_READ;
 678                                 wbuf_size = NET_TCP_BUFFERSIZE_UMTS_WRITE;
 679                                 break;
 680                         case VCONFKEY_TELEPHONY_SVCTYPE_2_5G_EDGE:
 681                                 rbuf_size = NET_TCP_BUFFERSIZE_EDGE_READ;
 682                                 wbuf_size = NET_TCP_BUFFERSIZE_EDGE_WRITE;
 683                                 break;
 684                         case VCONFKEY_TELEPHONY_SVCTYPE_2_5G:
 685                                 rbuf_size = NET_TCP_BUFFERSIZE_GPRS_READ;
 686                                 wbuf_size = NET_TCP_BUFFERSIZE_GPRS_WRITE;
 687                                 break;
 688                         default:
 689                                 /* TODO: Check LTE support */
 690                                 rbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_READ;
 691                                 wbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_WRITE;
 692                                 break;
 693                         }
 694                         break;
 695                 }
 696         } else {
 697                 DBG("Default TCP buffer configured");
 698
 699                 rbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_READ;
 700                 wbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_WRITE;
 701         }
 702
 703         if (rbuf_size != NULL) {
 704                 fdr = open(NET_PROC_SYS_NET_IPV4_TCP_RMEM, O_RDWR | O_CLOEXEC);
 705
 706                 if (fdr < 0 || write(fdr, rbuf_size, strlen(rbuf_size)) < 0)
 707                         ERR("Failed to set TCP read buffer size");
 708
 709                 if (fdr >= 0)
 710                         close(fdr);
 711         }
 712
 713         if (wbuf_size != NULL) {
 714                 fdw = open(NET_PROC_SYS_NET_IPv4_TCP_WMEM, O_RDWR | O_CLOEXEC);
 715
 716                 if (fdw < 0 || write(fdw, wbuf_size, strlen(wbuf_size)) < 0)
 717                         ERR("Failed to set TCP write buffer size");
 718
 719                 if (fdw >= 0)
 720                         close(fdw);
 721         }
 722
 723         /* As default */
 724         if (rmax_size == NULL)
 725                 rmax_size = NET_TCP_BUFFERSIZE_WIFI_RMEM_MAX;
 726         if (wmax_size == NULL)
 727                 wmax_size = NET_TCP_BUFFERSIZE_WIFI_WMEM_MAX;
 728
 729         if (rmax_size != NULL) {
 730                 fdrmax = open(NET_PROC_SYS_NET_CORE_RMEM_MAX, O_RDWR | O_CLOEXEC);
 731
 732                 if (fdrmax < 0 || write(fdrmax, rmax_size, strlen(rmax_size)) < 0)
 733                         ERR("Failed to set TCP rmem_max size");
 734
 735                 if (fdrmax >= 0)
 736                         close(fdrmax);
 737         }
 738
 739         if (wmax_size != NULL) {
 740                 fdwmax = open(NET_PROC_SYS_NET_CORE_WMEM_MAX, O_RDWR | O_CLOEXEC);
 741
 742                 if (fdwmax < 0 || write(fdwmax, wmax_size, strlen(wmax_size)) < 0)
 743                         ERR("Failed to set TCP wmem_max size");
 744
 745                 if (fdwmax >= 0)
 746                         close(fdwmax);
 747         }
 748 }
 749
 750 static void __netconfig_update_default_connection_info(void)
 751 {
 752         int old_network_status = 0;
 753         const char *profile = netconfig_get_default_profile();
 754         const char *ip_addr = netconfig_get_default_ipaddress();
 755         const char *ip_addr6 = netconfig_get_default_ipaddress6();
 756         const char *proxy_addr = netconfig_get_default_proxy();
 757         unsigned int freq = netconfig_get_default_frequency();
 758         GVariantBuilder *builder;
 759         GVariant *params;
 760
 761         if (emulator_is_emulated() == TRUE) {
 762                 builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
 763
 764                 if (ip_addr != NULL) {
 765                         netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, ip_addr);
 766                         g_variant_builder_add(builder, "{sv}", "IPv4Address",
 767                                                                   g_variant_new_string(ip_addr));
 768                 } else {
 769                         netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "");
 770                         g_variant_builder_add(builder, "{sv}", "IPv4Address",
 771                                                                   g_variant_new_string(""));
 772                 }
 773
 774                 if (ip_addr6 != NULL) {
 775                         netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, ip_addr6);
 776                         g_variant_builder_add(builder, "{sv}", "IPv6Address",
 777                                                                   g_variant_new_string(ip_addr6));
 778                 } else {
 779                         netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, "");
 780                         g_variant_builder_add(builder, "{sv}", "IPv6Address",
 781                                                                   g_variant_new_string(""));
 782                 }
 783
 784                 params = g_variant_new("(@a{sv})", g_variant_builder_end(builder));
 785                 g_variant_builder_unref(builder);
 786
 787                 netconfig_dbus_emit_signal(NULL, NETCONFIG_NETWORK_PATH,
 788                                                    NETCONFIG_NETWORK_INTERFACE, "NetworkConfigChanged",
 789                                                    params);
 790
 791                 return;
 792         }
 793
 794         if (profile == NULL)
 795                 DBG("Reset network state configuration");
 796         else
 797                 DBG("profile[%s] ipv4(%s) ipv6(%s) proxy(%s)", profile, ip_addr,
 798                         ip_addr6, proxy_addr);
 799
 800         netconfig_vconf_get_int(VCONFKEY_NETWORK_STATUS, &old_network_status);
 801
 802         if (profile == NULL && old_network_status != VCONFKEY_NETWORK_OFF) {
 803                 builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
 804
 805                 netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_OFF);
 806                 g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 807                                                           g_variant_new_int32(VCONFKEY_NETWORK_OFF));
 808
 809                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "");
 810                 g_variant_builder_add(builder, "{sv}", "IPv4Address",
 811                                                           g_variant_new_string(""));
 812
 813                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, "");
 814                 g_variant_builder_add(builder, "{sv}", "IPv6Address",
 815                                                           g_variant_new_string(""));
 816
 817                 netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, "");
 818                 g_variant_builder_add(builder, "{sv}", "ProxyAddress",
 819                                                           g_variant_new_string(""));
 820
 821                 params = g_variant_new("(@a{sv})", g_variant_builder_end(builder));
 822
 823                 netconfig_set_vconf_int(VCONFKEY_NETWORK_CONFIGURATION_CHANGE_IND, 0);
 824                 netconfig_dbus_emit_signal(NULL, NETCONFIG_NETWORK_PATH,
 825                                                    NETCONFIG_NETWORK_INTERFACE, "NetworkConfigChanged",
 826                                                    params);
 827                 netconfig_set_vconf_int("memory/private/wifi/frequency", 0);
 828
 829                 g_variant_builder_unref(builder);
 830
 831                 DBG("Successfully clear IP and PROXY up");
 832
 833                 /* Try to disable CLATD if it was enabled */
 834                 DBG("Disable clatd");
 835                 netconfig_clatd_disable();
 836         } else if (profile != NULL) {
 837                 char *old_ip = vconf_get_str(VCONFKEY_NETWORK_IP);
 838                 char *old_ip6 = vconf_get_str(VCONFKEY_NETWORK_IP6);
 839                 char *old_proxy = vconf_get_str(VCONFKEY_NETWORK_PROXY);
 840
 841                 builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
 842
 843                 if (netconfig_is_wifi_profile(profile) == TRUE) {
 844                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS,
 845                                                                         VCONFKEY_NETWORK_WIFI);
 846                         g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 847                                                           g_variant_new_int32(VCONFKEY_NETWORK_WIFI));
 848                         netconfig_set_vconf_int("memory/private/wifi/frequency", freq);
 849
 850                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 851                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_WIFI);
 852                 } else if (netconfig_is_cellular_profile(profile)) {
 853
 854                         if (!netconfig_is_cellular_internet_profile(profile)) {
 855                                 DBG("connection is not a internet profile - stop to update the cellular state");
 856                                 if (old_ip)
 857                                         free(old_ip);
 858                                 if (old_ip6)
 859                                         free(old_ip6);
 860                                 if (old_proxy)
 861                                         free(old_proxy);
 862                                 return;
 863                         }
 864
 865                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS,
 866                                                                         VCONFKEY_NETWORK_CELLULAR);
 867                         g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 868                                                           g_variant_new_int32(VCONFKEY_NETWORK_CELLULAR));
 869
 870                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 871                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_CELLULAR);
 872                         /* Enable clatd if IPv6 is set and no IPv4 address */
 873                         if (!ip_addr && ip_addr6) {
 874                                 DBG("Enable clatd");
 875                                 netconfig_clatd_enable();
 876                         }
 877                 } else if (netconfig_is_ethernet_profile(profile) == TRUE) {
 878                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS,
 879                                                                         VCONFKEY_NETWORK_ETHERNET);
 880                         g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 881                                                           g_variant_new_int32(VCONFKEY_NETWORK_ETHERNET));
 882                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 883                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_ETHERNET);
 884                 } else if (netconfig_is_bluetooth_profile(profile) == TRUE) {
 885                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS,
 886                                                                         VCONFKEY_NETWORK_BLUETOOTH);
 887                         g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 888                                                           g_variant_new_int32(VCONFKEY_NETWORK_BLUETOOTH));
 889                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 890                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_BT);
 891                 } else{
 892                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS,
 893                                                                         VCONFKEY_NETWORK_OFF);
 894                         g_variant_builder_add(builder, "{sv}", "NetworkStatus",
 895                                                           g_variant_new_int32(VCONFKEY_NETWORK_OFF));
 896                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 897                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_DISCONNECTED);
 898                 }
 899
 900                 if (g_strcmp0(old_ip, ip_addr) != 0 || old_ip == NULL) {
 901                         if (ip_addr != NULL) {
 902                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, ip_addr);
 903                                 g_variant_builder_add(builder, "{sv}", "IPv4Address",
 904                                                                   g_variant_new_string(ip_addr));
 905                         } else if (old_ip != NULL && strlen(old_ip) > 0) {
 906                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "");
 907                                 g_variant_builder_add(builder, "{sv}", "IPv4Address",
 908                                                                   g_variant_new_string(""));
 909                         }
 910                 }
 911                 if (old_ip)
 912                         free(old_ip);
 913
 914                 if (g_strcmp0(old_ip6, ip_addr6) != 0 || old_ip6 == NULL) {
 915                         if (ip_addr6 != NULL) {
 916                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, ip_addr6);
 917                                 g_variant_builder_add(builder, "{sv}", "IPv6Address",
 918                                                                   g_variant_new_string(ip_addr6));
 919                         } else if (old_ip6 != NULL && strlen(old_ip6) > 0) {
 920                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, "");
 921                                 g_variant_builder_add(builder, "{sv}", "IPv6Address",
 922                                                                   g_variant_new_string(""));
 923                         }
 924                 }
 925                 if (old_ip6)
 926                         free(old_ip6);
 927
 928                 if (g_strcmp0(old_proxy, proxy_addr) != 0) {
 929                         if (proxy_addr == NULL) {
 930                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, "");
 931                                 g_variant_builder_add(builder, "{sv}", "ProxyAddress",
 932                                                                   g_variant_new_string(""));
 933                         } else {
 934                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, proxy_addr);
 935                                 g_variant_builder_add(builder, "{sv}", "ProxyAddress",
 936                                                                   g_variant_new_string(proxy_addr));
 937                         }
 938                 }
 939                 if (old_proxy)
 940                         free(old_proxy);
 941
 942                 params = g_variant_new("(@a{sv})", g_variant_builder_end(builder));
 943
 944                 netconfig_set_vconf_int(VCONFKEY_NETWORK_CONFIGURATION_CHANGE_IND, 1);
 945                 netconfig_dbus_emit_signal(NULL, NETCONFIG_NETWORK_PATH,
 946                                                    NETCONFIG_NETWORK_INTERFACE, "NetworkConfigChanged",
 947                                                    params);
 948
 949                 g_variant_builder_unref(builder);
 950
 951                 DBG("Successfully update default network configuration");
 952         }
 953
 954         __netconfig_adjust_tcp_buffer_size();
 955 }
 956
 957 static gboolean __netconfig_is_tech_state_connected(void)
 958 {
 959         gboolean ret = FALSE;
 960         GVariant *message = NULL, *variant;
 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                         "GetTechnologies", NULL);
 968
 969         if (message == NULL) {
 970                 DBG("Fail to get technology state");
 971                 return FALSE;
 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                 while (g_variant_iter_loop(next, "{sv}", &key, &variant)) {
 980                         gboolean data;
 981                         if (g_strcmp0(key, "Connected") == 0) {
 982                                 data = g_variant_get_boolean(variant);
 983                                 DBG("%s [%s: %s]", path, key, data ? "True" : "False");
 984                                 if (TRUE == data) {
 985                                         ret = TRUE;
 986                                         g_free(path);
 987                                         g_free(key);
 988                                         g_variant_unref(variant);
 989                                         g_variant_iter_free(next);
 990                                         goto done;
 991                                 }
 992                         }
 993                 }
 994         }
 995
 996 done:
 997         g_variant_iter_free(iter);
 998         g_variant_unref(message);
 999
1000         return ret;
1001 }
1002
1003 static void __netconfig_network_notify_result(const char *sig_name, const char *key)
1004 {
1005         GVariantBuilder *builder;
1006         GVariant *params;
1007
1008         INFO("[Signal] %s %s", sig_name, key);
1009
1010         builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
1011         g_variant_builder_add(builder, "{sv}", "key", g_variant_new_string(key));
1012
1013         params = g_variant_new("(@a{sv})", g_variant_builder_end(builder));
1014         g_variant_builder_unref(builder);
1015
1016         netconfig_dbus_emit_signal(NULL,
1017                                 NETCONFIG_NETWORK_PATH,
1018                                 NETCONFIG_NETWORK_INTERFACE,
1019                                 sig_name,
1020                                 params);
1021
1022         return;
1023 }
1024
1025 static char *__netconfig_get_mac_address(const char *profile)
1026 {
1027         char mac_str[MAC_ADDRESS_MAX_LEN] = { 0, };
1028         const char *orgin = NULL;
1029         int org_index, dst_index;
1030         int i;
1031
1032         org_index = strlen(CONNMAN_WIFI_SERVICE_PROFILE_PREFIX);
1033         dst_index = 0;
1034
1035         for (i = 0; i < 6; i++) {
1036                 orgin = &profile[org_index];
1037
1038                 memcpy(&mac_str[dst_index], orgin, 2);
1039                 if (i < 5)
1040                         mac_str[dst_index + 2] = ':';
1041                 else
1042                         mac_str[dst_index + 2] = '\0';
1043
1044                 org_index += 2;
1045                 dst_index += 3;
1046         }
1047
1048         return g_strdup(mac_str);
1049 }
1050
1051 const char *netconfig_get_default_profile(void)
1052 {
1053         return netconfig_default_connection_info.profile;
1054 }
1055
1056 const char *netconfig_get_default_ifname(void)
1057 {
1058         return netconfig_default_connection_info.ifname;
1059 }
1060
1061 const char *netconfig_get_default_ipaddress(void)
1062 {
1063         return netconfig_default_connection_info.ipaddress;
1064 }
1065
1066
1067 const char *netconfig_get_default_ipaddress6(void)
1068 {
1069         return netconfig_default_connection_info.ipaddress6;
1070 }
1071
1072 const char *netconfig_get_default_proxy(void)
1073 {
1074         return netconfig_default_connection_info.proxy;
1075 }
1076
1077 unsigned int netconfig_get_default_frequency(void)
1078 {
1079         return netconfig_default_connection_info.freq;
1080 }
1081
1082 const char *netconfig_get_default_mac_address(void)
1083 {
1084         return netconfig_default_connection_info.mac_address;
1085 }
1086
1087 const char *netconfig_wifi_get_connected_essid(const char *default_profile)
1088 {
1089         if (default_profile == NULL)
1090                 return NULL;
1091
1092         if (netconfig_is_wifi_profile(default_profile) != TRUE)
1093                 return NULL;
1094
1095         if (g_strcmp0(default_profile, netconfig_default_connection_info.profile) != 0)
1096                 return NULL;
1097
1098         return netconfig_default_connection_info.essid;
1099 }
1100
1101 gboolean netconfig_get_default_is_metered(void)
1102 {
1103         return netconfig_default_connection_info.is_metered;
1104 }
1105
1106 void netconfig_set_default_ipaddress(const char *ipaddr)
1107 {
1108         netconfig_default_connection_info.ipaddress = g_strdup(ipaddr);
1109 }
1110
1111 void netconfig_set_default_ipaddress6(const char *ipaddr)
1112 {
1113         netconfig_default_connection_info.ipaddress6 = g_strdup(ipaddr);
1114 }
1115
1116 void netconfig_set_default_proxy(const char *proxy)
1117 {
1118         netconfig_default_connection_info.proxy = g_strdup(proxy);
1119 }
1120
1121 void netconfig_update_default_profile(void)
1122 {
1123         if (__netconfig_get_default_connection_info())
1124                 __netconfig_update_default_connection_info();
1125 }
1126
1127 void netconfig_update_default(void)
1128 {
1129         if (__netconfig_is_tech_state_connected() == TRUE)
1130                 netconfig_update_default_profile();
1131         else
1132                 __netconfig_adjust_tcp_buffer_size();
1133 }
1134
1135 const char *netconfig_get_ifname(const char *profile)
1136 {
1137         const char *ifname = NULL;
1138         char *mac_addr = NULL;
1139
1140         mac_addr = __netconfig_get_mac_address(profile);
1141         ifname = wifi_state_get_interface_name(mac_addr);
1142
1143         g_free(mac_addr);
1144         return ifname;
1145 }
1146
1147 /* Check Ethernet Cable Plug-in /Plug-out Status */
1148 void netconfig_network_notify_ethernet_cable_state(const char *key)
1149 {
1150         __netconfig_network_notify_result("EthernetCableState", key);
1151 }
1152
1153 static gboolean handle_add_route(
1154                 Network *object,
1155                 GDBusMethodInvocation *context,
1156                 gchar *ip_addr,
1157                 gchar *netmask,
1158                 gchar *interface,  gchar *gateway, gint address_family)
1159 {
1160         const gchar *path = ROUTE_EXEC_PATH;
1161         gchar gw_str[64] = {0,};
1162         if (gateway != NULL && strlen(gateway) > 1)
1163                 g_snprintf(gw_str, 64, "gw %s", gateway);
1164         gchar *const args[] = { "/sbin/route", "add", "-net", ip_addr, gw_str,
1165                 "netmask", netmask, "dev", interface, NULL };
1166         gchar *const envs[] = { NULL };
1167         const gchar* buf = NULL;
1168         gchar* ch = NULL;
1169         int prefix_len = 0;
1170         int pos = 0;
1171
1172         DBG("ip_addr(%s), netmask(%s), interface(%s), gateway(%s)", ip_addr, netmask, interface, gateway);
1173
1174         switch (address_family) {
1175         case AF_INET:
1176                 if (ip_addr == NULL || netmask == NULL || interface == NULL) {
1177                         ERR("Invalid parameter");
1178                         netconfig_error_invalid_parameter(context);
1179                         return TRUE;
1180                 }
1181
1182                 if (netconfig_execute_file(path, args, envs) < 0) {
1183                         DBG("Failed to add a new route");
1184                         netconfig_error_permission_denied(context);
1185                         return TRUE;
1186                 }
1187
1188                 break;
1189         case AF_INET6:
1190                 if (ip_addr == NULL || interface == NULL || gateway == NULL) {
1191                         ERR("Invalid parameter");
1192                         netconfig_error_invalid_parameter(context);
1193                         return TRUE;
1194                 }
1195
1196                 buf = ip_addr;
1197                 ch = strchr(buf, '/');
1198                 pos = ch - buf + 1;
1199                 if (ch) {
1200                         prefix_len = atoi(ch + 1);
1201                         ip_addr[pos-1] = '\0';
1202                 } else {
1203                         prefix_len = 128;
1204                 }
1205
1206                 if (netconfig_add_route_ipv6(ip_addr, interface, gateway, prefix_len) < 0) {
1207                         DBG("Failed to add a new route");
1208                         netconfig_error_permission_denied(context);
1209                         return TRUE;
1210                 }
1211                 break;
1212         default:
1213                 DBG("Unknown Address Family");
1214                 netconfig_error_invalid_parameter(context);
1215                 return TRUE;
1216         }
1217
1218         DBG("Successfully added a new route");
1219         network_complete_add_route(object, context, TRUE);
1220         return TRUE;
1221 }
1222
1223 static gboolean handle_remove_route(
1224                 Network *object,
1225                 GDBusMethodInvocation *context,
1226                 gchar *ip_addr,
1227                 gchar *netmask,
1228                 gchar *interface, gchar *gateway, gint address_family)
1229 {
1230         const char *path = ROUTE_EXEC_PATH;
1231         gchar gw_str[64] = {0,};
1232         if (gateway != NULL && strlen(gateway) > 1)
1233                 g_snprintf(gw_str, 64, "gw %s", gateway);
1234         gchar *const args[] = { "/sbin/route", "del", "-net", ip_addr, gw_str,
1235                 "netmask", netmask, "dev", interface, NULL };
1236         char *const envs[] = { NULL };
1237         const char* buf = NULL;
1238         char* ch = NULL;
1239         int prefix_len = 0;
1240         int pos = 0;
1241
1242         DBG("ip_addr(%s), netmask(%s), interface(%s), gateway(%s)", ip_addr, netmask, interface, gateway);
1243
1244         switch (address_family) {
1245         case AF_INET:
1246                 if (ip_addr == NULL || netmask == NULL || interface == NULL) {
1247                         DBG("Invalid parameter!");
1248                         netconfig_error_invalid_parameter(context);
1249                         return TRUE;
1250                 }
1251                 if (netconfig_execute_file(path, args, envs) < 0) {
1252                         DBG("Failed to remove the route");
1253                         netconfig_error_permission_denied(context);
1254                         return TRUE;
1255                 }
1256                 break;
1257         case AF_INET6:
1258                 if (ip_addr == NULL || interface == NULL || gateway == NULL) {
1259                         DBG("Invalid parameter!");
1260                         netconfig_error_invalid_parameter(context);
1261                         return TRUE;
1262                 }
1263
1264                 buf = ip_addr;
1265                 ch = strchr(buf, '/');
1266                 pos = ch - buf + 1;
1267                 if (ch) {
1268                         prefix_len = atoi(ch + 1);
1269                         ip_addr[pos-1] = '\0';
1270                 } else {
1271                         prefix_len = 128;
1272                 }
1273
1274                 if (netconfig_del_route_ipv6(ip_addr, interface, gateway, prefix_len) < 0) {
1275                         DBG("Failed to remove the route");
1276                         netconfig_error_permission_denied(context);
1277                         return TRUE;
1278                 }
1279                 break;
1280         default:
1281                 DBG("Unknown Address Family");
1282                 netconfig_error_invalid_parameter(context);
1283                 return TRUE;
1284         }
1285
1286         DBG("Successfully removed the route");
1287         network_complete_remove_route(object, context, TRUE);
1288         return TRUE;
1289 }
1290
1291 static gboolean handle_check_get_privilege(Network *object,
1292                 GDBusMethodInvocation *context)
1293 {
1294         network_complete_check_get_privilege(object, context);
1295         return TRUE;
1296 }
1297
1298
1299 static gboolean handle_check_profile_privilege(Network *object,
1300                 GDBusMethodInvocation *context)
1301 {
1302         network_complete_check_profile_privilege(object, context);
1303         return TRUE;
1304 }
1305
1306 static gboolean handle_check_internet_privilege(Network *object,
1307                 GDBusMethodInvocation *context)
1308 {
1309         network_complete_check_internet_privilege(object, context);
1310         return TRUE;
1311 }
1312
1313 gboolean handle_ethernet_cable_state(Network *object,
1314         GDBusMethodInvocation *context)
1315 {
1316         int ret = 0;
1317         int state = 0;
1318
1319         ret = netconfig_get_ethernet_cable_state(&state);
1320         if (ret != 0) {
1321                 DBG("Failed to get ethernet cable state");
1322                 netconfig_error_fail_ethernet_cable_state(context);
1323                 return TRUE;
1324         }
1325
1326         DBG("Successfully get ethernet cable state[%d]", state);
1327         network_complete_ethernet_cable_state(object, context, state);
1328         return TRUE;
1329 }
1330
1331 gboolean handle_get_metered_info(Network *object,
1332         GDBusMethodInvocation *context)
1333 {
1334         gboolean state = 0;
1335
1336         state = netconfig_get_default_is_metered();
1337
1338         DBG("Default metered state [%s]", state ? "TRUE" : "FALSE");
1339         network_complete_get_metered_info(object, context, state);
1340         return TRUE;
1341 }
1342
1343 gboolean handle_preferred_ipv6_address(Network *object,
1344         GDBusMethodInvocation *context, gchar *profile)
1345 {
1346         char *address = NULL;
1347
1348         address = __netconfig_get_preferred_ipv6_address(profile);
1349         if (address == NULL) {
1350                 DBG("Failed to get preferred IPv6 address");
1351                 netconfig_error_fail_preferred_ipv6_address(context);
1352                 return TRUE;
1353         }
1354
1355         DBG("Successfully get preferred IPv6 address[%s]", address);
1356         network_complete_preferred_ipv6_address(object, context, address);
1357         return TRUE;
1358 }
1359
1360 gboolean handle_get_battery_dn_list(Battery *object,
1361         GDBusMethodInvocation *context)
1362 {
1363         GVariantBuilder *builder = NULL;
1364         GVariant *ret_params = NULL;
1365         gchar *params_str = NULL;
1366
1367         builder = g_variant_builder_new(G_VARIANT_TYPE("aa{sv}"));
1368
1369         netconfig_battery_get_dn_list(builder);
1370
1371         ret_params = g_variant_builder_end(builder);
1372         if (ret_params) {
1373                 params_str = g_variant_print(ret_params, TRUE);
1374                 DBG("DN list [%s]", params_str);
1375         }
1376
1377         battery_complete_get_battery_dn_list(object, context, ret_params);
1378         g_variant_builder_unref(builder);
1379         return TRUE;
1380 }
1381
1382 gboolean handle_get_battery_wifi_list(Battery *object,
1383         GDBusMethodInvocation *context)
1384 {
1385         GVariantBuilder *builder = NULL;
1386         GVariant *ret_params = NULL;
1387         gchar *params_str = NULL;
1388
1389         builder = g_variant_builder_new(G_VARIANT_TYPE("aa{sv}"));
1390
1391         netconfig_battery_get_wifi_list(builder);
1392
1393         ret_params = g_variant_builder_end(builder);
1394         if (ret_params) {
1395                 params_str = g_variant_print(ret_params, TRUE);
1396                 DBG("Wi-Fi list [%s]", params_str);
1397         }
1398
1399         battery_complete_get_battery_wifi_list(object, context, ret_params);
1400         g_variant_builder_unref(builder);
1401         return TRUE;
1402 }
1403
1404 void state_object_create_and_init(void)
1405 {
1406         DBG("Creating network state object");
1407         GDBusInterfaceSkeleton *interface_network = NULL;
1408 #if defined TIZEN_DEBUG_ENABLE
1409         GDBusInterfaceSkeleton *interface_tcpdump = NULL;
1410 #endif
1411         GDBusInterfaceSkeleton *interface_battery = NULL;
1412         GDBusConnection *connection = NULL;
1413         GDBusObjectManagerServer *server = netdbus_get_state_manager();
1414         if (server == NULL)
1415                 return;
1416
1417         connection = netdbus_get_connection();
1418         g_dbus_object_manager_server_set_connection(server, connection);
1419
1420         /*Interface netconfig.network*/
1421         netconfigstate = network_skeleton_new();
1422
1423         interface_network = G_DBUS_INTERFACE_SKELETON(netconfigstate);
1424         g_signal_connect(netconfigstate, "handle-add-route",
1425                                 G_CALLBACK(handle_add_route), NULL);
1426         g_signal_connect(netconfigstate, "handle-check-get-privilege",
1427                                 G_CALLBACK(handle_check_get_privilege), NULL);
1428         g_signal_connect(netconfigstate, "handle-check-profile-privilege",
1429                                 G_CALLBACK(handle_check_profile_privilege), NULL);
1430         g_signal_connect(netconfigstate, "handle-check-internet-privilege",
1431                                 G_CALLBACK(handle_check_internet_privilege), NULL);
1432         g_signal_connect(netconfigstate, "handle-ethernet-cable-state",
1433                                 G_CALLBACK(handle_ethernet_cable_state), NULL);
1434         g_signal_connect(netconfigstate, "handle-preferred-ipv6-address",
1435                                 G_CALLBACK(handle_preferred_ipv6_address), NULL);
1436         g_signal_connect(netconfigstate, "handle-remove-route",
1437                                 G_CALLBACK(handle_remove_route), NULL);
1438         g_signal_connect(netconfigstate, "handle-launch-mdns",
1439                                 G_CALLBACK(handle_launch_mdns), NULL);
1440         g_signal_connect(netconfigstate, "handle-device-policy-set-wifi",
1441                                 G_CALLBACK(handle_device_policy_set_wifi), NULL);
1442         g_signal_connect(netconfigstate, "handle-device-policy-get-wifi",
1443                                 G_CALLBACK(handle_device_policy_get_wifi), NULL);
1444         g_signal_connect(netconfigstate, "handle-device-policy-set-wifi-profile",
1445                                 G_CALLBACK(handle_device_policy_set_wifi_profile), NULL);
1446         g_signal_connect(netconfigstate, "handle-device-policy-get-wifi-profile",
1447                                 G_CALLBACK(handle_device_policy_get_wifi_profile), NULL);
1448         g_signal_connect(netconfigstate, "handle-get-metered-info",
1449                                 G_CALLBACK(handle_get_metered_info), NULL);
1450
1451         if (!g_dbus_interface_skeleton_export(interface_network, connection,
1452                         NETCONFIG_NETWORK_STATE_PATH, NULL)) {
1453                 ERR("Export with path failed");
1454         }
1455
1456 #if defined TIZEN_DEBUG_ENABLE
1457         /*Interface netconfig.tcpdump*/
1458         tcpdump_object = tcpdump_skeleton_new();
1459
1460         interface_tcpdump = G_DBUS_INTERFACE_SKELETON(tcpdump_object);
1461         g_signal_connect(tcpdump_object, "handle-start-tcpdump",
1462                                 G_CALLBACK(handle_start_tcpdump), NULL);
1463         g_signal_connect(tcpdump_object, "handle-stop-tcpdump",
1464                                 G_CALLBACK(handle_stop_tcpdump), NULL);
1465         g_signal_connect(tcpdump_object, "handle-get-tcpdump-state",
1466                                 G_CALLBACK(handle_get_tcpdump_state), NULL);
1467
1468         if (!g_dbus_interface_skeleton_export(interface_tcpdump, connection,
1469                         NETCONFIG_NETWORK_STATE_PATH, NULL)) {
1470                 ERR("Export with path failed");
1471         }
1472 #endif
1473
1474         battery_object = battery_skeleton_new();
1475
1476         interface_battery = G_DBUS_INTERFACE_SKELETON(battery_object);
1477         g_signal_connect(battery_object, "handle-get-battery-dn-list",
1478                                 G_CALLBACK(handle_get_battery_dn_list), NULL);
1479         g_signal_connect(battery_object, "handle-get-battery-wifi-list",
1480                                 G_CALLBACK(handle_get_battery_wifi_list), NULL);
1481
1482         if (!g_dbus_interface_skeleton_export(interface_battery, connection,
1483                         NETCONFIG_NETWORK_STATE_PATH, NULL)) {
1484                 ERR("Export with path failed");
1485         }
1486 }
1487
1488 void state_object_deinit(void)
1489 {
1490         g_object_unref(netconfigstate);
1491 #if defined TIZEN_DEBUG_ENABLE
1492         g_object_unref(tcpdump_object);
1493 #endif
1494 }
1495
1496 static gboolean __netconfig_check_ipv6_address(const char *address)
1497 {
1498         unsigned char buf[sizeof(struct in6_addr)];
1499         int err;
1500
1501         if (!address)
1502                 return FALSE;
1503
1504         err = inet_pton(AF_INET6, address, buf);
1505         if (err > 0)
1506                 return TRUE;
1507
1508         return FALSE;
1509 }
1510
1511 char *netconfig_get_connected_cellular_internet_ipv6only_profile(struct clatd_ctrl_hint *hint)
1512 {
1513         GVariant *message = NULL;
1514         GVariantIter *iter = NULL;
1515         GVariantIter *next = NULL;
1516         gchar *cellular_internet_profile = NULL;
1517         gchar *object_path = NULL;
1518
1519         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
1520                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
1521                         "GetServices", NULL);
1522         if (message == NULL) {
1523                 ERR("Failed to get profiles");
1524                 return NULL;
1525         }
1526
1527         g_variant_get(message, "(a(oa{sv}))", &iter);
1528         while (g_variant_iter_loop(iter, "(oa{sv})", &object_path, &next)) {
1529                 if (object_path == NULL)
1530                         continue;
1531
1532                 if (netconfig_is_cellular_profile(object_path) == FALSE)
1533                         continue;
1534
1535                 if (netconfig_is_cellular_internet_profile(object_path) == FALSE)
1536                         continue;
1537
1538                 if (__netconfig_is_connected(next) == TRUE) {
1539                         DBG("found connected profiles");
1540                         gchar *key = NULL;
1541                         gboolean has_v4 = FALSE, has_v6 = FALSE;
1542
1543                         GVariant *variant = NULL;
1544                         while (g_variant_iter_loop(next, "{sv}", &key, &variant)) {
1545                                 if (g_strcmp0(key, "IPv4") == 0) {
1546                                         GVariantIter *ipv4_iter = NULL;
1547                                         GVariant *ipv4_variant = NULL;
1548                                         gchar *ipv4_key = NULL;
1549                                         const gchar *ipv4_value = NULL;
1550                                         g_variant_get(variant, "a{sv}", &ipv4_iter);
1551                                         while (g_variant_iter_loop(ipv4_iter, "{sv}",
1552                                                 &ipv4_key, &ipv4_variant)) {
1553                                                 if (g_strcmp0(ipv4_key, "Address") == 0) {
1554                                                         ipv4_value = g_variant_get_string(ipv4_variant, NULL);
1555                                                         DBG("ipv4: %s", ipv4_value);
1556                                                         has_v4 = TRUE;
1557                                                 }
1558                                         }
1559                                         g_variant_iter_free (ipv4_iter);
1560                                 } else if (g_strcmp0(key, "IPv6") == 0) {
1561                                         GVariantIter *ipv6_iter = NULL;
1562                                         GVariant *ipv6_variant = NULL;
1563                                         gchar *ipv6_key = NULL;
1564                                         const gchar *ipv6_value = NULL;
1565                                         g_variant_get(variant, "a{sv}", &ipv6_iter);
1566                                         while (g_variant_iter_loop(ipv6_iter, "{sv}",
1567                                                 &ipv6_key, &ipv6_variant)) {
1568                                                 if (g_strcmp0(ipv6_key, "Address") == 0) {
1569                                                         ipv6_value = g_variant_get_string(ipv6_variant, NULL);
1570                                                         DBG("ipv6: %s", ipv6_value);
1571                                                         has_v6 = TRUE;
1572                                                 }
1573                                         }
1574                                         g_variant_iter_free (ipv6_iter);
1575                                 } else if (hint && g_strcmp0(key, "Nameservers") == 0) {
1576                                         int idx = 0;
1577                                         GVariantIter *ns_iter = NULL;
1578                                         gchar *nameserver = NULL;
1579                                         g_variant_get(variant, "as", &ns_iter);
1580                                         while(g_variant_iter_loop(ns_iter, "s", &nameserver)) {
1581                                                 INFO("nameserver[%d]: %s", idx, nameserver);
1582                                                 if (idx >= MAX_DNS) {
1583                                                         INFO("index exceeded %d -- skip", idx);
1584                                                         continue;
1585                                                 }
1586                                                 if (__netconfig_check_ipv6_address(nameserver) == TRUE) {
1587                                                         hint->nameserver[idx] = g_strdup(nameserver);
1588                                                         idx++;
1589                                                 } else {
1590                                                         INFO("malformed address %s -- skip", nameserver);
1591                                                 }
1592                                         }
1593                                 }
1594                         }
1595
1596                         if (!has_v4 && has_v6) {
1597                                 DBG("found 'ipv6-only/connected/internet cellular profile'");
1598                                 cellular_internet_profile = g_strdup(object_path);
1599                                 g_free(object_path);
1600                                 g_variant_iter_free(next);
1601                                 break;
1602                         }
1603                 }
1604         }
1605         g_variant_iter_free(iter);
1606         g_variant_unref(message);
1607
1608         return cellular_internet_profile;
1609 }