src/network-state.c

   1 /*
   2  * Network Configuration Module
   3  *
   4  * Copyright (c) 2000 - 2012 Samsung Electronics Co., Ltd. All rights reserved.
   5  *
   6  * Licensed under the Apache License, Version 2.0 (the "License");
   7  * you may not use this file except in compliance with the License.
   8  * You may obtain a copy of the License at
   9  *
  10  * http://www.apache.org/licenses/LICENSE-2.0
  11  *
  12  * Unless required by applicable law or agreed to in writing, software
  13  * distributed under the License is distributed on an "AS IS" BASIS,
  14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15  * See the License for the specific language governing permissions and
  16  * limitations under the License.
  17  *
  18  */
  19
  20 #include <vconf.h>
  21 #include <vconf-keys.h>
  22 #include <fcntl.h>
  23 #include <unistd.h>
  24 #include <stdlib.h>
  25 #include <net/if.h>
  26 #include <arpa/inet.h>
  27 #include <netinet/in.h>
  28 #include <sys/ioctl.h>
  29 #include <ITapiSim.h>
  30 #include <TapiUtility.h>
  31
  32 #include "log.h"
  33 #include "util.h"
  34 #include "netdbus.h"
  35 #include "neterror.h"
  36 #include "emulator.h"
  37 #include "wifi-state.h"
  38 #include "wifi-power.h"
  39 #include "network-state.h"
  40 #include "network-dpm.h"
  41 #include "network-monitor.h"
  42 #include "netsupplicant.h"
  43 #include "wifi-tel-intf.h"
  44
  45 #include "generated-code.h"
  46 /* Define TCP buffer sizes for various networks */
  47 /* ReadMin, ReadInitial, ReadMax */ /* WriteMin, WriteInitial, WriteMax */
  48 #define NET_TCP_BUFFERSIZE_DEFAULT_READ         "4096 87380 704512"
  49 #define NET_TCP_BUFFERSIZE_DEFAULT_WRITE        "4096 16384 110208"
  50 #define NET_TCP_BUFFERSIZE_WIFI_READ            "524288 1048576 2560000"
  51 #define NET_TCP_BUFFERSIZE_WIFI_WRITE           "524288 1048576 2560000"
  52 #define NET_TCP_BUFFERSIZE_LTE_READ             "524288 1048576 2560000"
  53 #define NET_TCP_BUFFERSIZE_LTE_WRITE            "524288 1048576 2560000"
  54 #define NET_TCP_BUFFERSIZE_UMTS_READ            "4094 87380 704512"
  55 #define NET_TCP_BUFFERSIZE_UMTS_WRITE           "4096 16384 110208"
  56 #define NET_TCP_BUFFERSIZE_HSPA_READ            "4092 87380 704512"
  57 #define NET_TCP_BUFFERSIZE_HSPA_WRITE           "4096 16384 262144"
  58 #define NET_TCP_BUFFERSIZE_HSDPA_READ           "4092 87380 704512"
  59 #define NET_TCP_BUFFERSIZE_HSDPA_WRITE          "4096 16384 262144"
  60 #define NET_TCP_BUFFERSIZE_HSUPA_READ           "4092 87380 704512"
  61 #define NET_TCP_BUFFERSIZE_HSUPA_WRITE          "4096 16384 262144"
  62 #define NET_TCP_BUFFERSIZE_HSPAP_READ           "4092 87380 1220608"
  63 #define NET_TCP_BUFFERSIZE_HSPAP_WRITE          "4096 16384 1220608"
  64 #define NET_TCP_BUFFERSIZE_EDGE_READ            "4093 26280 35040"
  65 #define NET_TCP_BUFFERSIZE_EDGE_WRITE           "4096 16384 35040"
  66 #define NET_TCP_BUFFERSIZE_GPRS_READ            "4096 30000 30000"
  67 #define NET_TCP_BUFFERSIZE_GPRS_WRITE           "4096 8760 11680"
  68
  69 #define NET_TCP_BUFFERSIZE_WIFI_RMEM_MAX        "1048576"
  70 #define NET_TCP_BUFFERSIZE_WIFI_WMEM_MAX        "2097152"
  71 #define NET_TCP_BUFFERSIZE_LTE_RMEM_MAX         "5242880"
  72
  73 #define NET_TCP_BUFFERSIZE_WIFID_WMEM_MAX       "2097152"
  74
  75 #define NET_PROC_SYS_NET_IPV4_TCP_RMEM          "/proc/sys/net/ipv4/tcp_rmem"
  76 #define NET_PROC_SYS_NET_IPv4_TCP_WMEM          "/proc/sys/net/ipv4/tcp_wmem"
  77 #define NET_PROC_SYS_NET_CORE_RMEM_MAX          "/proc/sys/net/core/rmem_max"
  78 #define NET_PROC_SYS_NET_CORE_WMEM_MAX          "/proc/sys/net/core/wmem_max"
  79
  80 #define ROUTE_EXEC_PATH                                         "/sbin/route"
  81
  82 static Network *netconfigstate = NULL;
  83
  84 struct netconfig_default_connection {
  85         char *profile;
  86         char *ifname;
  87         char *ipaddress;
  88         char *ipaddress6;
  89         char *proxy;
  90         char *essid;
  91         unsigned int freq;
  92 };
  93
  94 static struct netconfig_default_connection
  95                                 netconfig_default_connection_info = { NULL, };
  96
  97 gboolean netconfig_iface_network_state_ethernet_cable_state(gint32 *state);
  98
  99 static gboolean __netconfig_is_connected(GVariantIter *array)
 100 {
 101         gboolean is_connected = FALSE;
 102         GVariant *variant = NULL;
 103         gchar *key = NULL;
 104         const gchar *value = NULL;
 105
 106         while (g_variant_iter_loop(array, "{sv}", &key, &variant)) {
 107                 if (g_strcmp0(key, "State") != 0)
 108                         continue;
 109
 110                 if (g_variant_is_of_type(variant, G_VARIANT_TYPE_STRING)) {
 111                         value = g_variant_get_string(variant, NULL);
 112                         if (g_strcmp0(value, "ready") == 0 || g_strcmp0(value, "online") == 0)
 113                                 is_connected = TRUE;
 114                 }
 115
 116                 g_free(key);
 117                 g_variant_unref(variant);
 118                 break;
 119         }
 120
 121         return is_connected;
 122 }
 123
 124 static char *__netconfig_get_default_profile(void)
 125 {
 126         GVariant *message = NULL;
 127         GVariantIter *iter;
 128         GVariantIter *next;
 129         gchar *default_profile = NULL;
 130         gchar *object_path;
 131
 132         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 133                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 134                         "GetServices", NULL);
 135         if (message == NULL) {
 136                 ERR("Failed to get profiles");
 137                 return NULL;
 138         }
 139
 140         g_variant_get(message, "(a(oa{sv}))", &iter);
 141         while (g_variant_iter_loop(iter, "(oa{sv})", &object_path, &next)) {
 142                 if (object_path == NULL)
 143                         continue;
 144
 145                 if (netconfig_is_cellular_profile(object_path) && !netconfig_is_cellular_internet_profile(object_path))
 146                         continue;
 147
 148                 if (__netconfig_is_connected(next) == TRUE) {
 149                         default_profile = g_strdup(object_path);
 150                         g_free(object_path);
 151                         g_variant_iter_free(next);
 152                         break;
 153                 }
 154         }
 155         g_variant_iter_free(iter);
 156         g_variant_unref(message);
 157
 158         return default_profile;
 159 }
 160
 161 static void __netconfig_get_default_connection_info(const char *profile)
 162 {
 163         GVariant *message = NULL, *variant = NULL, *variant2 = NULL;
 164         GVariantIter *iter = NULL, *iter1 = NULL,  *service = NULL;
 165         GVariant *next = NULL;
 166         gchar *obj_path;
 167         gchar *key = NULL;
 168         gchar *key1 = NULL;
 169         gchar *key2 = NULL;
 170         gboolean found_profile = 0;
 171
 172         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 173                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 174                         "GetServices", NULL);
 175         if (message == NULL) {
 176                 ERR("Failed to get services informations");
 177                 goto done;
 178         }
 179
 180         g_variant_get(message, "(a(oa{sv}))", &service);
 181         if (service == NULL) {
 182                 ERR("Failed to get services iter");
 183                 goto done;
 184         }
 185
 186         while (g_variant_iter_loop(service, "(oa{sv})", &obj_path, &iter)) {
 187                 if (g_strcmp0(obj_path, profile) == 0) {
 188                         g_free(obj_path);
 189                         found_profile = 1;
 190                         break;
 191                 }
 192         }
 193
 194         if (iter == NULL || found_profile == 0) {
 195                 ERR("Profile %s doesn't exist", profile);
 196                 goto done;
 197         }
 198
 199         while (g_variant_iter_loop(iter, "{sv}", &key, &next)) {
 200                 const gchar *value = NULL;
 201                 guint16 freq = 0;
 202                 if (g_strcmp0(key, "Name") == 0 &&
 203                                 netconfig_is_wifi_profile(profile) == TRUE) {
 204                         if (g_variant_is_of_type(next, G_VARIANT_TYPE_STRING)) {
 205                                 value = g_variant_get_string(next, NULL);
 206
 207                                 netconfig_default_connection_info.essid = g_strdup(value);
 208                         }
 209                 } else if (g_strcmp0(key, "Ethernet") == 0) {
 210                         g_variant_get(next, "a{sv}", &iter1);
 211                         if (iter1 == NULL)
 212                                 continue;
 213                         while (g_variant_iter_loop(iter1, "{sv}", &key1, &variant)) {
 214                                 if (g_strcmp0(key1, "Interface") == 0) {
 215                                         value = g_variant_get_string(variant, NULL);
 216                                         netconfig_default_connection_info.ifname = g_strdup(value);
 217                                 }
 218                         }
 219                         g_variant_iter_free(iter1);
 220                 } else if (g_strcmp0(key, "IPv4") == 0) {
 221                         g_variant_get(next, "a{sv}", &iter1);
 222                         if (iter1 == NULL)
 223                                 continue;
 224                         while (g_variant_iter_loop(iter1, "{sv}", &key1, &variant)) {
 225                                 if (g_strcmp0(key1, "Address") == 0) {
 226                                         value = g_variant_get_string(variant, NULL);
 227                                         netconfig_default_connection_info.ipaddress = g_strdup(value);
 228                                 }
 229                         }
 230                         g_variant_iter_free(iter1);
 231                 } else if (g_strcmp0(key, "IPv6") == 0) {
 232                         g_variant_get(next, "a{sv}", &iter1);
 233                         if (iter1 == NULL)
 234                                 continue;
 235                         while (g_variant_iter_loop(iter1, "{sv}", &key1, &variant)) {
 236                                 if (g_strcmp0(key1, "Address") == 0) {
 237                                         value = g_variant_get_string(variant, NULL);
 238                                         netconfig_default_connection_info.ipaddress6 = g_strdup(value);
 239                                 }
 240                         }
 241                         g_variant_iter_free(iter1);
 242
 243                 } else if (g_strcmp0(key, "Proxy") == 0) {
 244                         g_variant_get(next, "a{sv}", &iter1);
 245                         if (iter1 == NULL)
 246                                 continue;
 247                         while (g_variant_iter_loop(iter1, "{sv}", &key2, &variant2)) {
 248                                 GVariantIter *iter_sub = NULL;
 249
 250                                 if (g_strcmp0(key2, "Servers") == 0) {
 251                                         if (!g_variant_is_of_type(variant2, G_VARIANT_TYPE_STRING_ARRAY)) {
 252                                                 g_free(key2);
 253                                                 g_variant_unref(variant2);
 254                                                 break;
 255                                         }
 256
 257                                         g_variant_get(variant2, "as", &iter_sub);
 258                                         g_variant_iter_loop(iter_sub, "s", &value);
 259                                         g_variant_iter_free(iter_sub);
 260                                         if (value != NULL && (strlen(value) > 0))
 261                                                 netconfig_default_connection_info.proxy = g_strdup(value);
 262                                 } else if (g_strcmp0(key2, "Method") == 0) {
 263                                         if (g_variant_is_of_type(variant2, G_VARIANT_TYPE_STRING)) {
 264                                                 g_free(key2);
 265                                                 g_variant_unref(variant2);
 266                                                 break;
 267                                         }
 268
 269                                         value = g_variant_get_string(variant2, NULL);
 270                                         if (g_strcmp0(value, "direct") == 0) {
 271                                                 g_free(netconfig_default_connection_info.proxy);
 272                                                 netconfig_default_connection_info.proxy = NULL;
 273
 274                                                 g_free(key2);
 275                                                 g_variant_unref(variant2);
 276                                                 break;
 277                                         }
 278                                 }
 279                         }
 280                         g_variant_iter_free(iter1);
 281                 } else if (g_strcmp0(key, "Frequency") == 0) {
 282                         if (g_variant_is_of_type(next, G_VARIANT_TYPE_UINT16)) {
 283                                 freq = g_variant_get_uint16(next);
 284                                 netconfig_default_connection_info.freq = freq;
 285                         }
 286                 }
 287         }
 288
 289 done:
 290         if (message)
 291                 g_variant_unref(message);
 292
 293         if (iter)
 294                 g_variant_iter_free(iter);
 295
 296         if (service)
 297                 g_variant_iter_free(service);
 298
 299         return;
 300 }
 301
 302 static void __netconfig_adjust_tcp_buffer_size(void)
 303 {
 304         int fdr = 0, fdw = 0;
 305         int fdrmax = 0, fdwmax = 0;
 306         const char *rbuf_size = NULL;
 307         const char *wbuf_size = NULL;
 308         const char *rmax_size = NULL;
 309         const char *wmax_size = NULL;
 310         const char *profile = netconfig_get_default_profile();
 311
 312         if (profile == NULL) {
 313                 DBG("There is no default connection");
 314
 315                 rbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_READ;
 316                 wbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_WRITE;
 317         } else if (netconfig_is_wifi_profile(profile) == TRUE) {
 318                 DBG("Default connection: Wi-Fi");
 319
 320                 rbuf_size = NET_TCP_BUFFERSIZE_WIFI_READ;
 321                 wbuf_size = NET_TCP_BUFFERSIZE_WIFI_WRITE;
 322                 rmax_size = NET_TCP_BUFFERSIZE_WIFI_RMEM_MAX;
 323                 wmax_size = NET_TCP_BUFFERSIZE_WIFI_WMEM_MAX;
 324         } else if (netconfig_is_cellular_profile(profile) == TRUE) {
 325                 TapiHandle *tapi_handle = NULL;
 326                 int telephony_svctype = 0, telephony_pstype = 0;
 327
 328                 tapi_handle = (TapiHandle *)netconfig_tel_init();
 329                 if (NULL != tapi_handle) {
 330                         tel_get_property_int(tapi_handle,
 331                                         TAPI_PROP_NETWORK_SERVICE_TYPE,
 332                                         &telephony_svctype);
 333                         tel_get_property_int(tapi_handle, TAPI_PROP_NETWORK_PS_TYPE,
 334                                         &telephony_pstype);
 335                         netconfig_tel_deinit();
 336                 }
 337
 338                 DBG("Default cellular %d, %d", telephony_svctype, telephony_pstype);
 339
 340                 switch (telephony_pstype) {
 341                 case VCONFKEY_TELEPHONY_PSTYPE_HSPA:
 342                         rbuf_size = NET_TCP_BUFFERSIZE_HSPA_READ;
 343                         wbuf_size = NET_TCP_BUFFERSIZE_HSPA_WRITE;
 344                         break;
 345                 case VCONFKEY_TELEPHONY_PSTYPE_HSUPA:
 346                         rbuf_size = NET_TCP_BUFFERSIZE_HSUPA_READ;
 347                         wbuf_size = NET_TCP_BUFFERSIZE_HSDPA_WRITE;
 348                         break;
 349                 case VCONFKEY_TELEPHONY_PSTYPE_HSDPA:
 350                         rbuf_size = NET_TCP_BUFFERSIZE_HSDPA_READ;
 351                         wbuf_size = NET_TCP_BUFFERSIZE_HSDPA_WRITE;
 352                         break;
 353 #if !defined TIZEN_WEARABLE
 354                 case VCONFKEY_TELEPHONY_PSTYPE_HSPAP:
 355                         rbuf_size = NET_TCP_BUFFERSIZE_HSPAP_READ;
 356                         wbuf_size = NET_TCP_BUFFERSIZE_HSPAP_WRITE;
 357                         break;
 358 #endif
 359                 default:
 360                         switch (telephony_svctype) {
 361                         case VCONFKEY_TELEPHONY_SVCTYPE_LTE:
 362                                 rbuf_size = NET_TCP_BUFFERSIZE_LTE_READ;
 363                                 wbuf_size = NET_TCP_BUFFERSIZE_LTE_WRITE;
 364                                 rmax_size = NET_TCP_BUFFERSIZE_LTE_RMEM_MAX;
 365                                 break;
 366                         case VCONFKEY_TELEPHONY_SVCTYPE_3G:
 367                                 rbuf_size = NET_TCP_BUFFERSIZE_UMTS_READ;
 368                                 wbuf_size = NET_TCP_BUFFERSIZE_UMTS_WRITE;
 369                                 break;
 370                         case VCONFKEY_TELEPHONY_SVCTYPE_2_5G_EDGE:
 371                                 rbuf_size = NET_TCP_BUFFERSIZE_EDGE_READ;
 372                                 wbuf_size = NET_TCP_BUFFERSIZE_EDGE_WRITE;
 373                                 break;
 374                         case VCONFKEY_TELEPHONY_SVCTYPE_2_5G:
 375                                 rbuf_size = NET_TCP_BUFFERSIZE_GPRS_READ;
 376                                 wbuf_size = NET_TCP_BUFFERSIZE_GPRS_WRITE;
 377                                 break;
 378                         default:
 379                                 /* TODO: Check LTE support */
 380                                 rbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_READ;
 381                                 wbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_WRITE;
 382                                 break;
 383                         }
 384                         break;
 385                 }
 386         } else {
 387                 DBG("Default TCP buffer configured");
 388
 389                 rbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_READ;
 390                 wbuf_size = NET_TCP_BUFFERSIZE_DEFAULT_WRITE;
 391         }
 392
 393         if (rbuf_size != NULL) {
 394                 fdr = open(NET_PROC_SYS_NET_IPV4_TCP_RMEM, O_RDWR | O_CLOEXEC);
 395
 396                 if (fdr < 0 || write(fdr, rbuf_size, strlen(rbuf_size)) < 0)
 397                         ERR("Failed to set TCP read buffer size");
 398
 399                 if (fdr >= 0)
 400                         close(fdr);
 401         }
 402
 403         if (wbuf_size != NULL) {
 404                 fdw = open(NET_PROC_SYS_NET_IPv4_TCP_WMEM, O_RDWR | O_CLOEXEC);
 405
 406                 if (fdw < 0 || write(fdw, wbuf_size, strlen(wbuf_size)) < 0)
 407                         ERR("Failed to set TCP write buffer size");
 408
 409                 if (fdw >= 0)
 410                         close(fdw);
 411         }
 412
 413         /* As default */
 414         if (rmax_size == NULL)
 415                 rmax_size = NET_TCP_BUFFERSIZE_WIFI_RMEM_MAX;
 416         if (wmax_size == NULL)
 417                 wmax_size = NET_TCP_BUFFERSIZE_WIFI_WMEM_MAX;
 418
 419         if (rmax_size != NULL) {
 420                 fdrmax = open(NET_PROC_SYS_NET_CORE_RMEM_MAX, O_RDWR | O_CLOEXEC);
 421
 422                 if (fdrmax < 0 || write(fdrmax, rmax_size, strlen(rmax_size)) < 0)
 423                         ERR("Failed to set TCP rmem_max size");
 424
 425                 if (fdrmax >= 0)
 426                         close(fdrmax);
 427         }
 428
 429         if (wmax_size != NULL) {
 430                 fdwmax = open(NET_PROC_SYS_NET_CORE_WMEM_MAX, O_RDWR | O_CLOEXEC);
 431
 432                 if (fdwmax < 0 || write(fdwmax, wmax_size, strlen(wmax_size)) < 0)
 433                         ERR("Failed to set TCP wmem_max size");
 434
 435                 if (fdwmax >= 0)
 436                         close(fdwmax);
 437         }
 438 }
 439
 440 static void __netconfig_update_default_connection_info(void)
 441 {
 442         int old_network_status = 0;
 443         const char *profile = netconfig_get_default_profile();
 444         const char *ip_addr = netconfig_get_default_ipaddress();
 445         const char *ip_addr6 = netconfig_get_default_ipaddress6();
 446         const char *proxy_addr = netconfig_get_default_proxy();
 447         unsigned int freq = netconfig_get_default_frequency();
 448
 449         if (emulator_is_emulated() == TRUE) {
 450                 if (ip_addr != NULL)
 451                         netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, ip_addr);
 452                 else
 453                         netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "");
 454
 455                 if (ip_addr6 != NULL)
 456                         netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, ip_addr6);
 457                 else
 458                         netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, "");
 459
 460                 return;
 461         }
 462
 463         if (profile == NULL)
 464                 DBG("Reset network state configuration");
 465         else
 466                 DBG("%s: ip(%s) ip6(%s) proxy(%s)", profile, ip_addr, ip_addr6, proxy_addr);
 467
 468         netconfig_vconf_get_int(VCONFKEY_NETWORK_STATUS, &old_network_status);
 469
 470         if (profile == NULL && old_network_status != VCONFKEY_NETWORK_OFF) {
 471                 netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_OFF);
 472
 473                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "");
 474                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, "");
 475                 netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, "");
 476
 477                 netconfig_set_vconf_int(VCONFKEY_NETWORK_CONFIGURATION_CHANGE_IND, 0);
 478                 netconfig_set_vconf_int("memory/private/wifi/frequency", 0);
 479
 480                 DBG("Successfully clear IP and PROXY up");
 481
 482         } else if (profile != NULL) {
 483                 char *old_ip = vconf_get_str(VCONFKEY_NETWORK_IP);
 484                 char *old_ip6 = vconf_get_str(VCONFKEY_NETWORK_IP6);
 485                 char *old_proxy = vconf_get_str(VCONFKEY_NETWORK_PROXY);
 486
 487                 if (netconfig_is_wifi_profile(profile) == TRUE) {
 488                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_WIFI);
 489                         netconfig_set_vconf_int("memory/private/wifi/frequency", freq);
 490
 491                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 492                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_WIFI);
 493                 } else if (netconfig_is_cellular_profile(profile)) {
 494
 495                         if (!netconfig_is_cellular_internet_profile(profile)) {
 496                                 DBG("connection is not a internet profile - stop to update the cellular state");
 497                                 return;
 498                         }
 499
 500                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_CELLULAR);
 501
 502                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 503                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_CELLULAR);
 504                 } else if (netconfig_is_ethernet_profile(profile) == TRUE) {
 505                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_ETHERNET);
 506                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 507                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_ETHERNET);
 508                 } else if (netconfig_is_bluetooth_profile(profile) == TRUE) {
 509                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_BLUETOOTH);
 510                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 511                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_BT);
 512                 } else{
 513                         netconfig_set_vconf_int(VCONFKEY_NETWORK_STATUS, VCONFKEY_NETWORK_OFF);
 514                         netconfig_set_system_event(SYS_EVT_NETWORK_STATUS,
 515                                 EKEY_NETWORK_STATUS, EVAL_NETWORK_DISCONNECTED);
 516                 }
 517
 518                 if (g_strcmp0(old_ip, ip_addr) != 0 || old_ip == NULL) {
 519                         if (ip_addr != NULL)
 520                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, ip_addr);
 521                         else if (old_ip != NULL && strlen(old_ip) > 0)
 522                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP, "");
 523                 }
 524                 g_free(old_ip);
 525
 526                 if (g_strcmp0(old_ip6, ip_addr6) != 0 || old_ip6 == NULL) {
 527                         if (ip_addr6 != NULL)
 528                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, ip_addr6);
 529                         else if (old_ip6 != NULL && strlen(old_ip6) > 0)
 530                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_IP6, "");
 531                 }
 532                 g_free(old_ip6);
 533
 534                 if (g_strcmp0(old_proxy, proxy_addr) != 0) {
 535                         if (proxy_addr == NULL)
 536                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, "");
 537                         else
 538                                 netconfig_set_vconf_str(VCONFKEY_NETWORK_PROXY, proxy_addr);
 539                 }
 540                 g_free(old_proxy);
 541
 542                 netconfig_set_vconf_int(VCONFKEY_NETWORK_CONFIGURATION_CHANGE_IND, 1);
 543
 544                 DBG("Successfully update default network configuration");
 545         }
 546
 547         __netconfig_adjust_tcp_buffer_size();
 548 }
 549
 550 static gboolean __netconfig_is_tech_state_connected(void)
 551 {
 552         gboolean ret = FALSE;
 553         GVariant *message = NULL, *variant;
 554         GVariantIter *iter, *next;
 555         gchar *path;
 556         gchar *key;
 557
 558         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 559                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 560                         "GetTechnologies", NULL);
 561
 562         if (message == NULL) {
 563                 DBG("Fail to get technology state");
 564                 return FALSE;
 565         }
 566
 567         g_variant_get(message, "(a(oa{sv}))", &iter);
 568         while (g_variant_iter_loop(iter, "(oa{sv})", &path, &next)) {
 569                 if (path == NULL)
 570                         continue;
 571
 572                 while (g_variant_iter_loop(next, "{sv}", &key, &variant)) {
 573                         gboolean data;
 574                         if (g_strcmp0(key, "Connected") == 0) {
 575                                 data = g_variant_get_boolean(variant);
 576                                 DBG("%s [%s: %s]", path, key, data ? "True" : "False");
 577                                 if (TRUE == data) {
 578                                         ret = TRUE;
 579                                         g_free(path);
 580                                         g_free(key);
 581                                         g_variant_unref(variant);
 582                                         g_variant_iter_free(next);
 583                                         goto done;
 584                                 }
 585                         }
 586                 }
 587         }
 588
 589 done:
 590         g_variant_iter_free(iter);
 591         g_variant_unref(message);
 592
 593         return ret;
 594 }
 595
 596 static void __netconfig_update_if_service_connected(void)
 597 {
 598         GVariant *message = NULL, *var;
 599         GVariantIter *iter, *next;
 600         gchar *path;
 601         gchar *key;
 602
 603         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 604                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 605                         "GetServices", NULL);
 606
 607         if (message == NULL) {
 608                 ERR("Failed to get services");
 609                 return;
 610         }
 611
 612         g_variant_get(message, "(a(oa{sv}))", &iter);
 613         while (g_variant_iter_loop(iter, "(oa{sv})", &path, &next)) {
 614                 if (path == NULL)
 615                         continue;
 616
 617                 if (g_str_has_prefix(path,
 618                                                 CONNMAN_WIFI_SERVICE_PROFILE_PREFIX) == TRUE) {
 619                         if (g_strrstr(path + strlen(CONNMAN_WIFI_SERVICE_PROFILE_PREFIX),
 620                                                         "hidden") != NULL) {
 621                                 /* skip hidden profiles */
 622                                 continue;
 623                         }
 624                         /* Process this */
 625                 } else if (g_str_has_prefix(path,
 626                                                 CONNMAN_CELLULAR_SERVICE_PROFILE_PREFIX) == TRUE) {
 627                         /* Process this */
 628                 } else {
 629                         continue;
 630                 }
 631
 632                 while (g_variant_iter_loop(next, "{sv}", &key, &var)) {
 633                         if (g_strcmp0(key, "State") == 0) {
 634                                 const gchar *sdata = NULL;
 635                                 sdata = g_variant_get_string(var, NULL);
 636                                 DBG("%s [%s: %s]", path, key, sdata);
 637
 638                                 if (g_strcmp0(sdata, "online") == 0 || g_strcmp0(sdata, "ready") == 0) {
 639
 640                                         /* Found a connected WiFi / 3G service.
 641                                          * Lets update the default profile info.
 642                                          */
 643                                         netconfig_update_default_profile((const gchar*)path);
 644                                         g_free(key);
 645                                         g_free(path);
 646                                         g_variant_unref(var);
 647                                         g_variant_iter_free(next);
 648                                         goto done;
 649                                 }
 650                         }
 651                 }
 652         }
 653 done:
 654         g_variant_iter_free(iter);
 655         g_variant_unref(message);
 656
 657         return;
 658 }
 659
 660 static void __netconfig_network_notify_result(const char *sig_name, const char *key)
 661 {
 662         GVariantBuilder *builder;
 663         GVariant *params;
 664
 665         INFO("[Signal] %s %s", sig_name, key);
 666
 667         builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
 668         g_variant_builder_add(builder, "{sv}", "key", g_variant_new_string(key));
 669
 670         params = g_variant_new("(@a{sv})", g_variant_builder_end(builder));
 671         g_variant_builder_unref(builder);
 672
 673         netconfig_dbus_emit_signal(NULL,
 674                                 NETCONFIG_NETWORK_PATH,
 675                                 NETCONFIG_NETWORK_INTERFACE,
 676                                 sig_name,
 677                                 params);
 678
 679         return;
 680 }
 681
 682 const char *netconfig_get_default_profile(void)
 683 {
 684         return netconfig_default_connection_info.profile;
 685 }
 686
 687 const char *netconfig_get_default_ifname(void)
 688 {
 689         return netconfig_default_connection_info.ifname;
 690 }
 691
 692 const char *netconfig_get_default_ipaddress(void)
 693 {
 694         return netconfig_default_connection_info.ipaddress;
 695 }
 696
 697 const char *netconfig_get_default_ipaddress6(void)
 698 {
 699         return netconfig_default_connection_info.ipaddress6;
 700 }
 701
 702 const char *netconfig_get_default_proxy(void)
 703 {
 704         return netconfig_default_connection_info.proxy;
 705 }
 706
 707 unsigned int netconfig_get_default_frequency(void)
 708 {
 709         return netconfig_default_connection_info.freq;
 710 }
 711
 712 const char *netconfig_wifi_get_connected_essid(const char *default_profile)
 713 {
 714         if (default_profile == NULL)
 715                 return NULL;
 716
 717         if (netconfig_is_wifi_profile(default_profile) != TRUE)
 718                 return NULL;
 719
 720         if (g_strcmp0(default_profile, netconfig_default_connection_info.profile) != 0)
 721                 return NULL;
 722
 723         return netconfig_default_connection_info.essid;
 724 }
 725
 726 static int __netconfig_reset_ipv4_socket(void)
 727 {
 728         int ret;
 729         int fd;
 730         struct ifreq ifr;
 731         struct sockaddr_in sai;
 732         const char *ipaddr = netconfig_get_default_ipaddress();
 733         DBG("ipaddr-[%s]", ipaddr);
 734
 735         if (!ipaddr)
 736                 return -1;
 737
 738         fd = socket(AF_INET, SOCK_DGRAM, 0);
 739         if (fd < 0)
 740                 return -1;
 741
 742         memset(&sai, 0, sizeof(struct sockaddr_in));
 743         sai.sin_family = AF_INET;
 744         sai.sin_port = 0;
 745         if (!inet_aton(ipaddr, &sai.sin_addr)) {
 746                 DBG("fail to inet_aton()");
 747                 close(fd);
 748                 return -1;
 749         }
 750
 751         memset(&ifr, 0, sizeof(struct ifreq));
 752         memcpy(&ifr.ifr_addr, &sai, sizeof(sai));
 753         g_strlcpy((char *)ifr.ifr_name, WIFI_IFNAME, IFNAMSIZ);
 754
 755 #ifndef SIOCKILLADDR
 756 #define SIOCKILLADDR    0x8939
 757 #endif
 758
 759         ret = ioctl(fd, SIOCKILLADDR, &ifr);
 760         if (ret < 0) {
 761                 DBG("fail to ioctl[SIOCKILLADDR]");
 762                 close(fd);
 763                 return -1;
 764         }
 765
 766         close(fd);
 767         return 0;
 768 }
 769
 770 void netconfig_update_default_profile(const char *profile)
 771 {
 772         static char *old_profile = NULL;
 773
 774         /* It's automatically updated by signal-handler
 775          * DO NOT update manually
 776          *
 777          * It is going to update default connection information
 778          */
 779
 780         if (netconfig_default_connection_info.profile != NULL) {
 781
 782                 if (netconfig_is_wifi_profile(netconfig_default_connection_info.profile))
 783                         __netconfig_reset_ipv4_socket();
 784
 785                 g_free(old_profile);
 786                 old_profile = strdup(netconfig_default_connection_info.profile);
 787
 788                 g_free(netconfig_default_connection_info.profile);
 789                 netconfig_default_connection_info.profile = NULL;
 790
 791                 g_free(netconfig_default_connection_info.ifname);
 792                 netconfig_default_connection_info.ifname = NULL;
 793
 794                 g_free(netconfig_default_connection_info.ipaddress);
 795                 netconfig_default_connection_info.ipaddress = NULL;
 796
 797                 g_free(netconfig_default_connection_info.ipaddress6);
 798                 netconfig_default_connection_info.ipaddress6 = NULL;
 799
 800                 g_free(netconfig_default_connection_info.proxy);
 801                 netconfig_default_connection_info.proxy = NULL;
 802
 803                 netconfig_default_connection_info.freq = 0;
 804
 805                 if (wifi_state_get_service_state() != NETCONFIG_WIFI_CONNECTED) {
 806                         g_free(netconfig_default_connection_info.essid);
 807                         netconfig_default_connection_info.essid = NULL;
 808                 }
 809         }
 810
 811         /* default profile is NULL and new connected profile is NULL */
 812         if (!profile) {
 813                 profile = __netconfig_get_default_profile();
 814
 815                 if (profile && netconfig_is_cellular_profile(profile) &&
 816                         !netconfig_is_cellular_internet_profile(profile)) {
 817                         DBG("not a default cellular profile");
 818                         profile = NULL;
 819                 }
 820
 821                 if (!profile) {
 822                         __netconfig_update_default_connection_info();
 823                         return;
 824                 }
 825         }
 826
 827         netconfig_default_connection_info.profile = g_strdup(profile);
 828         __netconfig_get_default_connection_info(profile);
 829         __netconfig_update_default_connection_info();
 830
 831 }
 832
 833 void netconfig_update_default(void)
 834 {
 835         if (__netconfig_is_tech_state_connected() == TRUE)
 836                 __netconfig_update_if_service_connected();
 837         else
 838                 __netconfig_adjust_tcp_buffer_size();
 839 }
 840
 841 char *netconfig_get_ifname(const char *profile)
 842 {
 843         GVariant *message = NULL, *variant;
 844         GVariantIter *iter, *next, *service;
 845         gchar *obj_path;
 846         gchar *key;
 847         gchar *key1;
 848         const gchar *value = NULL;
 849         gchar *ifname = NULL;
 850         gboolean found_profile = 0;
 851
 852         if (profile == NULL)
 853                 return NULL;
 854
 855         message = netconfig_invoke_dbus_method(CONNMAN_SERVICE,
 856                         CONNMAN_MANAGER_PATH, CONNMAN_MANAGER_INTERFACE,
 857                         "GetServices", NULL);
 858         if (message == NULL) {
 859                 ERR("Failed to get services informations");
 860                 return NULL;
 861         }
 862
 863         g_variant_get(message, "(a(oa{sv}))", &service);
 864         while (g_variant_iter_loop(service, "(oa{sv})", &obj_path, &iter)) {
 865                 if (g_strcmp0(obj_path, profile) == 0) {
 866                         g_free(obj_path);
 867                         found_profile = 1;
 868                         break;
 869                 }
 870         }
 871
 872         if (found_profile == 0) {
 873                 ERR("Profile %s doesn't exist", profile);
 874                 g_variant_iter_free(service);
 875                 g_variant_unref(message);
 876                 return NULL;
 877         }
 878
 879         while (g_variant_iter_loop(iter, "{sv}", &key, &next)) {
 880                 if (g_strcmp0(key, "Ethernet") == 0) {
 881                         while (g_variant_iter_loop(next, "{sv}", &key1, &variant)) {
 882                                 if (g_strcmp0(key1, "Interface") == 0) {
 883                                         value = g_variant_get_string(variant, NULL);
 884                                         if (ifname)
 885                                                 g_free(ifname);
 886                                         ifname = g_strdup(value);
 887                                 }
 888                         }
 889                 }
 890         }
 891
 892         g_variant_unref(message);
 893
 894         g_variant_iter_free(service);
 895         g_variant_iter_free(iter);
 896
 897         return ifname;
 898 }
 899
 900 /* Check Ethernet Cable Plug-in /Plug-out Status */
 901 void netconfig_network_notify_ethernet_cable_state(const char *key)
 902 {
 903         __netconfig_network_notify_result("EthernetCableState", key);
 904 }
 905
 906 static gboolean handle_add_route(
 907                 Network *object,
 908                 GDBusMethodInvocation *context,
 909                 gchar *ip_addr,
 910                 gchar *netmask,
 911                 gchar *interface,  gchar *gateway, gint address_family)
 912 {
 913         const gchar *path = ROUTE_EXEC_PATH;
 914         gchar *const args[] = { "/sbin/route", "add", "-net", ip_addr,
 915                 "netmask", netmask, "dev", interface, NULL };
 916         gchar *const envs[] = { NULL };
 917         const gchar* buf = NULL;
 918         gchar* ch = NULL;
 919         int prefix_len = 0;
 920         int pos = 0;
 921
 922         DBG("ip_addr(%s), netmask(%s), interface(%s), gateway(%s)", ip_addr, netmask, interface, gateway);
 923
 924         switch (address_family) {
 925         case AF_INET:
 926                 if (ip_addr == NULL || netmask == NULL || interface == NULL) {
 927                         ERR("Invalid parameter");
 928                         netconfig_error_invalid_parameter(context);
 929                         return FALSE;
 930                 }
 931
 932                 if (netconfig_execute_file(path, args, envs) < 0) {
 933                         DBG("Failed to add a new route");
 934                         netconfig_error_permission_denied(context);
 935                         return FALSE;
 936                 }
 937
 938                 break;
 939         case AF_INET6:
 940                 if (ip_addr == NULL || interface == NULL || gateway == NULL) {
 941                         ERR("Invalid parameter");
 942                         netconfig_error_invalid_parameter(context);
 943                         return FALSE;
 944                 }
 945
 946                 buf = ip_addr;
 947                 ch = strchr(buf, '/');
 948                 pos = ch - buf + 1;
 949                 if (ch) {
 950                         prefix_len = atoi(ch + 1);
 951                         ip_addr[pos-1] = '\0';
 952                 } else {
 953                         prefix_len = 128;
 954                 }
 955
 956                 if (netconfig_add_route_ipv6(ip_addr, interface, gateway, prefix_len) < 0) {
 957                         DBG("Failed to add a new route");
 958                         netconfig_error_permission_denied(context);
 959                         return FALSE;
 960                 }
 961                 break;
 962         default:
 963                 DBG("Unknown Address Family");
 964                 netconfig_error_invalid_parameter(context);
 965                 return FALSE;
 966         }
 967
 968         DBG("Successfully added a new route");
 969         network_complete_add_route(object, context, TRUE);
 970         return TRUE;
 971 }
 972
 973 static gboolean handle_remove_route(
 974                 Network *object,
 975                 GDBusMethodInvocation *context,
 976                 gchar *ip_addr,
 977                 gchar *netmask,
 978                 gchar *interface, gchar *gateway, gint address_family)
 979 {
 980         const char *path = ROUTE_EXEC_PATH;
 981         gchar *const args[] = { "/sbin/route", "del", "-net", ip_addr,
 982                 "netmask", netmask, "dev", interface, NULL };
 983         char *const envs[] = { NULL };
 984         const char* buf = NULL;
 985         char* ch = NULL;
 986         int prefix_len = 0;
 987         int pos = 0;
 988
 989         DBG("ip_addr(%s), netmask(%s), interface(%s), gateway(%s)", ip_addr, netmask, interface, gateway);
 990
 991         switch (address_family) {
 992         case AF_INET:
 993                 if (ip_addr == NULL || netmask == NULL || interface == NULL) {
 994                         DBG("Invalid parameter!");
 995                         netconfig_error_invalid_parameter(context);
 996                         return FALSE;
 997                 }
 998                 if (netconfig_execute_file(path, args, envs) < 0) {
 999                         DBG("Failed to remove the route");
1000                         netconfig_error_permission_denied(context);
1001                         return FALSE;
1002                 }
1003                 break;
1004         case AF_INET6:
1005                 if (ip_addr == NULL || interface == NULL || gateway == NULL) {
1006                         DBG("Invalid parameter!");
1007                         netconfig_error_invalid_parameter(context);
1008                         return FALSE;
1009                 }
1010
1011                 buf = ip_addr;
1012                 ch = strchr(buf, '/');
1013                 pos = ch - buf + 1;
1014                 if (ch) {
1015                         prefix_len = atoi(ch + 1);
1016                         ip_addr[pos-1] = '\0';
1017                 } else {
1018                         prefix_len = 128;
1019                 }
1020
1021                 if (netconfig_del_route_ipv6(ip_addr, interface, gateway, prefix_len) < 0) {
1022                         DBG("Failed to remove the route");
1023                         netconfig_error_permission_denied(context);
1024                         return FALSE;
1025                 }
1026                 break;
1027         default:
1028                 DBG("Unknown Address Family");
1029                 netconfig_error_invalid_parameter(context);
1030                 return FALSE;
1031         }
1032
1033         DBG("Successfully removed the route");
1034         network_complete_remove_route(object, context, TRUE);
1035         return TRUE;
1036 }
1037
1038 static gboolean handle_check_get_privilege(Network *object,
1039                 GDBusMethodInvocation *context)
1040 {
1041         network_complete_check_get_privilege(object, context);
1042         return TRUE;
1043 }
1044
1045
1046 static gboolean handle_check_profile_privilege(Network *object,
1047                 GDBusMethodInvocation *context)
1048 {
1049         network_complete_check_profile_privilege(object, context);
1050         return TRUE;
1051 }
1052
1053 static gboolean handle_check_internet_privilege(Network *object,
1054                 GDBusMethodInvocation *context)
1055 {
1056         network_complete_check_internet_privilege(object, context);
1057         return TRUE;
1058 }
1059
1060 gboolean handle_ethernet_cable_state(Network *object,
1061         GDBusMethodInvocation *context)
1062 {
1063         int ret = 0;
1064         int state = 0;
1065
1066         ret = netconfig_get_ethernet_cable_state(&state);
1067         if (ret != 0) {
1068                 DBG("Failed to get ethernet cable state");
1069                 netconfig_error_fail_ethernet_cable_state(context);
1070                 return FALSE;
1071         }
1072
1073         DBG("Successfully get ethernet cable state[%d]", state);
1074         network_complete_ethernet_cable_state(object, context, state);
1075         return TRUE;
1076 }
1077
1078 void state_object_create_and_init(void)
1079 {
1080         DBG("Creating network state object");
1081         GDBusInterfaceSkeleton *interface_network = NULL;
1082         GDBusConnection *connection = NULL;
1083         GDBusObjectManagerServer *server = netdbus_get_state_manager();
1084         if (server == NULL)
1085                 return;
1086
1087         connection = netdbus_get_connection();
1088         g_dbus_object_manager_server_set_connection(server, connection);
1089
1090         /*Interface netconfig.network*/
1091         netconfigstate = network_skeleton_new();
1092
1093         interface_network = G_DBUS_INTERFACE_SKELETON(netconfigstate);
1094         g_signal_connect(netconfigstate, "handle-add-route",
1095                                 G_CALLBACK(handle_add_route), NULL);
1096         g_signal_connect(netconfigstate, "handle-check-get-privilege",
1097                                 G_CALLBACK(handle_check_get_privilege), NULL);
1098         g_signal_connect(netconfigstate, "handle-check-profile-privilege",
1099                                 G_CALLBACK(handle_check_profile_privilege), NULL);
1100         g_signal_connect(netconfigstate, "handle-check-internet-privilege",
1101                                 G_CALLBACK(handle_check_internet_privilege), NULL);
1102         g_signal_connect(netconfigstate, "handle-ethernet-cable-state",
1103                                 G_CALLBACK(handle_ethernet_cable_state), NULL);
1104         g_signal_connect(netconfigstate, "handle-remove-route",
1105                                 G_CALLBACK(handle_remove_route), NULL);
1106         g_signal_connect(netconfigstate, "handle-launch-mdns",
1107                                 G_CALLBACK(handle_launch_mdns), NULL);
1108         g_signal_connect(netconfigstate, "handle-device-policy-set-wifi",
1109                                 G_CALLBACK(handle_device_policy_set_wifi), NULL);
1110         g_signal_connect(netconfigstate, "handle-device-policy-get-wifi",
1111                                 G_CALLBACK(handle_device_policy_get_wifi), NULL);
1112         g_signal_connect(netconfigstate, "handle-device-policy-set-wifi-profile",
1113                                 G_CALLBACK(handle_device_policy_set_wifi_profile), NULL);
1114         g_signal_connect(netconfigstate, "handle-device-policy-get-wifi-profile",
1115                                 G_CALLBACK(handle_device_policy_get_wifi_profile), NULL);
1116
1117         if (!g_dbus_interface_skeleton_export(interface_network, connection,
1118                         NETCONFIG_NETWORK_STATE_PATH, NULL)) {
1119                 ERR("Export with path failed");
1120         }
1121 }
1122
1123 void state_object_deinit(void)
1124 {
1125         g_object_unref(netconfigstate);
1126 }