src/utils/util.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 <dlfcn.h>
  21 #include <errno.h>
  22 #include <vconf.h>
  23 #include <stdio.h>
  24 #include <stdlib.h>
  25 #include <string.h>
  26 #include <unistd.h>
  27 #include <net/if.h>
  28 #include <net/route.h>
  29 #include <arpa/inet.h>
  30 #include <sys/wait.h>
  31 #include <sys/stat.h>
  32 #include <sys/ioctl.h>
  33 #include <vconf-keys.h>
  34 #include <tzplatform_config.h>
  35 #include <system_info.h>
  36
  37 #include "log.h"
  38 #include "util.h"
  39 #include "neterror.h"
  40 #include "wifi-state.h"
  41 #include "netdbus.h"
  42
  43 #define DBUS_SERVICE_DBUS               "org.freedesktop.DBus"
  44 #define DBUS_INTERFACE_DBUS             "org.freedesktop.DBus"
  45 #define MAC_INFO_FILEPATH               tzplatform_mkpath(TZ_SYS_ETC, "/.mac.info")
  46 #define MAC_ADDRESS_FILEPATH    "/sys/class/net/wlan0/address"
  47 #define MAC_ADDRESS_MAX_LEN             18
  48 #define HEADED_PLUGIN_FILEPATH          "/usr/lib/net-config-plugin-headed.so"
  49 #define TELEPHONY_PLUGIN_FILEPATH       "/usr/lib/net-config-plugin-telephony.so"
  50
  51 static gboolean netconfig_device_picker_test = FALSE;
  52 static int mdnsd_ref_count = 0;
  53 typedef struct {
  54         char *conn_name;
  55         int conn_id;
  56 } dnssd_conn_destroy_data;
  57
  58 static gboolean netconfig_plugin_headed_enabled = FALSE;
  59 static gboolean netconfig_plugin_telephony_enabled = FALSE;
  60 static void *handle_headed;
  61 static void *handle_telephony;
  62 static struct netconfig_headed_plugin_t *headed_plugin;
  63 static struct netconfig_telephony_plugin_t *telephony_plugin;
  64
  65 GKeyFile *netconfig_keyfile_load(const char *pathname)
  66 {
  67         GKeyFile *keyfile = NULL;
  68         GError *error = NULL;
  69
  70         keyfile = g_key_file_new();
  71         if (g_key_file_load_from_file(keyfile, pathname, 0, &error) != TRUE) {
  72                 DBG("Unable to open %s, error %s", pathname, error->message);
  73                 g_error_free(error);
  74
  75                 g_key_file_free(keyfile);
  76                 keyfile = NULL;
  77         }
  78
  79         DBG("loaded keyfile %s", pathname);
  80         return keyfile;
  81 }
  82
  83 void netconfig_keyfile_save(GKeyFile *keyfile, const char *pathname)
  84 {
  85         gsize size = 0;
  86         GError *error = NULL;
  87         gchar *keydata = NULL;
  88         gchar *needle = NULL, *directory = NULL;
  89
  90         directory = g_strdup(pathname);
  91         needle = g_strrstr(directory, "/");
  92
  93         if (needle != NULL)
  94                 *needle = '\0';
  95
  96         if (directory == NULL || (*directory) == '\0') {
  97                 g_free(directory);
  98                 ERR("directory is NULL");
  99                 return;
 100         }
 101
 102         if (g_file_test(directory, G_FILE_TEST_IS_DIR) != TRUE) {
 103                 if (g_mkdir_with_parents(directory,
 104                                 S_IRUSR | S_IWUSR | S_IXUSR) != 0) {
 105                         g_free(directory);
 106                         ERR("failed to make directory");
 107                         return;
 108                 }
 109         }
 110         g_free(directory);
 111
 112         keydata = g_key_file_to_data(keyfile, &size, &error);
 113         if (g_file_set_contents(pathname, keydata, size, &error) != TRUE) {
 114                 ERR("Unable to save %s, error %s", pathname, error->message);
 115                 g_error_free(error);
 116         }
 117
 118         chmod(pathname, S_IRUSR | S_IWUSR);
 119         DBG("Successfully saved keyfile %s", pathname);
 120
 121         g_free(keydata);
 122 }
 123
 124 void netconfig_start_timer_seconds(guint secs,
 125                 gboolean(*callback) (gpointer), void *user_data, guint *timer_id)
 126 {
 127         guint t_id = 0;
 128
 129         if (callback == NULL) {
 130                 ERR("callback function is NULL");
 131                 return;
 132         }
 133
 134         if ((timer_id != NULL && *timer_id != 0)) {
 135                 ERR("timer already is registered");
 136                 return;
 137         }
 138
 139         t_id = g_timeout_add_seconds(secs, callback, user_data);
 140
 141         if (t_id == 0) {
 142                 ERR("Can't add timer");
 143                 return;
 144         }
 145
 146         if (timer_id != NULL)
 147                 *timer_id = t_id;
 148 }
 149
 150 void netconfig_start_timer(guint msecs,
 151                 gboolean(*callback) (gpointer), void *user_data, guint *timer_id)
 152 {
 153         guint t_id = 0;
 154
 155         INFO("Register timer with callback pointer (%p)", callback);
 156
 157         if (callback == NULL) {
 158                 ERR("callback function is NULL");
 159                 return;
 160         }
 161
 162         if ((timer_id != NULL && *timer_id != 0)) {
 163                 DBG("timer already is registered");
 164                 return;
 165         }
 166
 167         t_id = g_timeout_add(msecs, callback, user_data);
 168
 169         if (t_id == 0) {
 170                 ERR("Can't add timer");
 171                 return;
 172         }
 173
 174         if (timer_id != NULL)
 175                 *timer_id = t_id;
 176 }
 177
 178 void netconfig_stop_timer(guint *timer_id)
 179 {
 180         if (timer_id == NULL) {
 181                 ERR("timer is NULL");
 182                 return;
 183         }
 184
 185         if (*timer_id != 0) {
 186                 g_source_remove(*timer_id);
 187                 *timer_id = 0;
 188         }
 189 }
 190
 191 static gboolean __netconfig_test_device_picker()
 192 {
 193         char *favorite_wifi_service = NULL;
 194
 195         favorite_wifi_service = wifi_get_favorite_service();
 196         if (favorite_wifi_service != NULL) {
 197                 ERR("favorite_wifi_service is existed[%s] : Donot launch device picker", favorite_wifi_service);
 198                 g_free(favorite_wifi_service);
 199                 return FALSE;
 200         }
 201
 202         return TRUE;
 203 }
 204
 205 static void __netconfig_pop_device_picker(void)
 206 {
 207         if (!netconfig_plugin_headed_enabled)
 208                 return;
 209
 210         if (!headed_plugin)
 211                 return;
 212
 213         headed_plugin->pop_device_picker();
 214 }
 215
 216 static gboolean __netconfig_wifi_try_device_picker(gpointer data)
 217 {
 218         if (__netconfig_test_device_picker() == TRUE)
 219                 __netconfig_pop_device_picker();
 220
 221         return FALSE;
 222 }
 223
 224 static guint __netconfig_wifi_device_picker_timer_id(gboolean is_set_method, guint timer_id)
 225 {
 226         static guint netconfig_wifi_device_picker_service_timer = 0;
 227
 228         if (is_set_method != TRUE)
 229                 return netconfig_wifi_device_picker_service_timer;
 230
 231         if (netconfig_wifi_device_picker_service_timer != timer_id)
 232                 netconfig_wifi_device_picker_service_timer = timer_id;
 233
 234         return netconfig_wifi_device_picker_service_timer;
 235 }
 236
 237 static void __netconfig_wifi_device_picker_set_timer_id(guint timer_id)
 238 {
 239         __netconfig_wifi_device_picker_timer_id(TRUE, timer_id);
 240 }
 241
 242 static guint __netconfig_wifi_device_picker_get_timer_id(void)
 243 {
 244         return __netconfig_wifi_device_picker_timer_id(FALSE, -1);
 245 }
 246
 247 void netconfig_wifi_enable_device_picker_test(void)
 248 {
 249         netconfig_device_picker_test = TRUE;
 250 }
 251
 252 void netconfig_wifi_device_picker_service_start(void)
 253 {
 254         const int NETCONFIG_WIFI_DEVICE_PICKER_INTERVAL = 700;
 255         guint timer_id = 0;
 256
 257         if (netconfig_device_picker_test == TRUE)
 258                 netconfig_device_picker_test = FALSE;
 259         else
 260                 return;
 261
 262         int wifi_ug_state;
 263
 264         netconfig_vconf_get_int(VCONFKEY_WIFI_UG_RUN_STATE, &wifi_ug_state);
 265         if (wifi_ug_state == VCONFKEY_WIFI_UG_RUN_STATE_ON_FOREGROUND)
 266                 return;
 267
 268         DBG("Register device picker timer with %d milliseconds", NETCONFIG_WIFI_DEVICE_PICKER_INTERVAL);
 269         netconfig_start_timer(NETCONFIG_WIFI_DEVICE_PICKER_INTERVAL, __netconfig_wifi_try_device_picker, NULL, &timer_id);
 270
 271         __netconfig_wifi_device_picker_set_timer_id(timer_id);
 272 }
 273
 274 void netconfig_wifi_device_picker_service_stop(void)
 275 {
 276         guint timer_id = 0;
 277
 278         timer_id = __netconfig_wifi_device_picker_get_timer_id();
 279         if (timer_id == 0)
 280                 return;
 281
 282         DBG("Clear device picker timer with timer_id %d", timer_id);
 283
 284         netconfig_stop_timer(&timer_id);
 285
 286         __netconfig_wifi_device_picker_set_timer_id(timer_id);
 287 }
 288
 289 gboolean netconfig_is_wifi_direct_on(void)
 290 {
 291 #if defined TIZEN_P2P_ENABLE
 292         int wifi_direct_state = 0;
 293
 294         netconfig_vconf_get_int(VCONFKEY_WIFI_DIRECT_STATE, &wifi_direct_state);
 295
 296         DBG("Wi-Fi direct mode %d", wifi_direct_state);
 297         return (wifi_direct_state != 0) ? TRUE : FALSE;
 298 #else
 299         return FALSE;
 300 #endif
 301 }
 302
 303 gboolean netconfig_is_wifi_tethering_on(void)
 304 {
 305 #if defined TIZEN_TETHERING_ENABLE
 306         int wifi_tethering_state = 0;
 307
 308         netconfig_vconf_get_int(VCONFKEY_MOBILE_HOTSPOT_MODE, &wifi_tethering_state);
 309         DBG("Wi-Ti tethering mode %d", wifi_tethering_state);
 310         if ((wifi_tethering_state & VCONFKEY_MOBILE_HOTSPOT_MODE_WIFI)
 311                 || (wifi_tethering_state & VCONFKEY_MOBILE_HOTSPOT_MODE_WIFI_AP)) {
 312                 DBG("Mobile AP is on");
 313                 return TRUE;
 314         }
 315 #endif
 316         DBG("Mobile AP is off");
 317         return FALSE;
 318 }
 319
 320 gboolean netconfig_interface_up(const char *ifname)
 321 {
 322         int fd;
 323         struct ifreq ifr;
 324
 325         fd = socket(PF_INET, SOCK_DGRAM | SOCK_CLOEXEC, 0);
 326         if (fd < 0)
 327                 return FALSE;
 328
 329         memset(&ifr, 0, sizeof(ifr));
 330         g_strlcpy((char *)ifr.ifr_name, ifname, sizeof(ifr.ifr_name));
 331
 332         if (ioctl(fd, SIOCGIFFLAGS, &ifr) < 0) {
 333                 close(fd);
 334                 return FALSE;
 335         }
 336
 337         ifr.ifr_flags |= (IFF_UP | IFF_DYNAMIC);
 338         if (ioctl(fd, SIOCSIFFLAGS, &ifr) < 0) {
 339                 close(fd);
 340                 return FALSE;
 341         }
 342
 343         close(fd);
 344
 345         DBG("Successfully activated wireless interface %s", ifname);
 346         return TRUE;
 347 }
 348
 349 gboolean netconfig_interface_down(const char *ifname)
 350 {
 351         int fd;
 352         struct ifreq ifr;
 353
 354         fd = socket(PF_INET, SOCK_DGRAM | SOCK_CLOEXEC, 0);
 355         if (fd < 0)
 356                 return FALSE;
 357
 358         memset(&ifr, 0, sizeof(ifr));
 359         g_strlcpy((char *)ifr.ifr_name, ifname, sizeof(ifr.ifr_name));
 360
 361         if (ioctl(fd, SIOCGIFFLAGS, &ifr) < 0) {
 362                 close(fd);
 363                 return FALSE;
 364         }
 365
 366         ifr.ifr_flags = (ifr.ifr_flags & ~IFF_UP) | IFF_DYNAMIC;
 367         if (ioctl(fd, SIOCSIFFLAGS, &ifr) < 0) {
 368                 close(fd);
 369                 return FALSE;
 370         }
 371
 372         close(fd);
 373
 374         DBG("Successfully de-activated wireless interface %s", ifname);
 375         return TRUE;
 376 }
 377
 378 int netconfig_execute_file(const char *file_path,
 379                 char *const args[], char *const envs[])
 380 {
 381         pid_t pid = 0;
 382         int status = 0;
 383         int rv = 0;
 384         errno = 0;
 385         register unsigned int index = 0;
 386         char error_buf[MAX_SIZE_ERROR_BUFFER] = {0, };
 387
 388         while (args[index] != NULL) {
 389                 DBG("%s", args[index]);
 390                 index++;
 391         }
 392
 393         if (!(pid = fork())) {
 394                 DBG("pid(%d), ppid (%d)", getpid(), getppid());
 395                 DBG("Inside child, exec (%s) command", file_path);
 396
 397                 errno = 0;
 398                 if (execve(file_path, args, envs) == -1) {
 399                         strerror_r(errno, error_buf, MAX_SIZE_ERROR_BUFFER);
 400                         DBG("Fail to execute command (%s)", error_buf);
 401                         exit(1);
 402                 }
 403         } else if (pid > 0) {
 404                 if (waitpid(pid, &status, 0) == -1)
 405                         DBG("wait pid (%u) status (%d)", pid, status);
 406
 407                 if (WIFEXITED(status)) {
 408                         rv = WEXITSTATUS(status);
 409                         DBG("exited, status=%d", rv);
 410                 } else if (WIFSIGNALED(status)) {
 411                         DBG("killed by signal %d", WTERMSIG(status));
 412                 } else if (WIFSTOPPED(status)) {
 413                         DBG("stopped by signal %d", WSTOPSIG(status));
 414                 } else if (WIFCONTINUED(status)) {
 415                         DBG("continued");
 416                 }
 417
 418                 return rv;
 419         }
 420
 421         strerror_r(errno, error_buf, MAX_SIZE_ERROR_BUFFER);
 422         DBG("failed to fork(%s)", error_buf);
 423         return -EIO;
 424 }
 425
 426 int netconfig_execute_cmd(const char *cmd)
 427 {
 428         if (cmd == NULL)
 429                 return -EIO;
 430
 431         pid_t pid = 0;
 432         int status = 0;
 433         int rv = 0;
 434         errno = 0;
 435         char error_buf[MAX_SIZE_ERROR_BUFFER] = {0, };
 436         gchar **args = NULL;
 437
 438         DBG("command: %s", cmd);
 439
 440         args = g_strsplit_set(cmd, " ", -1);
 441
 442         if (!(pid = fork())) {
 443                 DBG("pid(%d), ppid (%d)", getpid(), getppid());
 444
 445                 errno = 0;
 446                 if (execv(args[0], args) == -1) {
 447                         strerror_r(errno, error_buf, MAX_SIZE_ERROR_BUFFER);
 448                         DBG("Fail to execute command (%s)", error_buf);
 449                         g_strfreev(args);
 450                         exit(1);
 451                 }
 452         } else if (pid > 0) {
 453                 if (waitpid(pid, &status, 0) == -1)
 454                         DBG("wait pid (%u) status (%d)", pid, status);
 455
 456                 if (WIFEXITED(status)) {
 457                         rv = WEXITSTATUS(status);
 458                         DBG("exited, status=%d", rv);
 459                 } else if (WIFSIGNALED(status)) {
 460                         DBG("killed by signal %d", WTERMSIG(status));
 461                 } else if (WIFSTOPPED(status)) {
 462                         DBG("stopped by signal %d", WSTOPSIG(status));
 463                 } else if (WIFCONTINUED(status)) {
 464                         DBG("continued");
 465                 }
 466
 467                 g_strfreev(args);
 468                 return rv;
 469         }
 470
 471         strerror_r(errno, error_buf, MAX_SIZE_ERROR_BUFFER);
 472         DBG("failed to fork(%s)", error_buf);
 473         g_strfreev(args);
 474
 475         return -EIO;
 476 }
 477
 478 static void on_clat_handler()
 479 {
 480         pid_t clat_pid = 0;
 481         int state = 0;
 482
 483         clat_pid = waitpid(-1, &state, WNOHANG);
 484
 485         DBG("clat(%d) state(%d)", clat_pid, WEXITSTATUS(state));
 486 }
 487
 488 int netconfig_execute_clatd(const char *file_path, char *const args[])
 489 {
 490         pid_t pid = 0;
 491         int rv = 0;
 492         errno = 0;
 493         register unsigned int index = 0;
 494         char error_buf[MAX_SIZE_ERROR_BUFFER] = {0, };
 495
 496         struct sigaction act;
 497         int state = 0;
 498
 499         act.sa_handler = on_clat_handler;
 500         sigemptyset(&act.sa_mask);
 501         act.sa_flags = 0;
 502
 503         state = sigaction(SIGCHLD, &act, 0);
 504         if (state != 0) {
 505                 DBG("sigaction() : %d");
 506                 return -1;
 507         }
 508
 509         while (args[index] != NULL) {
 510                 DBG("%s", args[index]);
 511                 index++;
 512         }
 513
 514         if (!(pid = fork())) {
 515                 DBG("pid(%d), ppid (%d)", getpid(), getppid());
 516                 DBG("Inside child, exec (%s) command", file_path);
 517
 518                 errno = 0;
 519                 if (execvp(file_path, args) == -1) {
 520                         strerror_r(errno, error_buf, MAX_SIZE_ERROR_BUFFER);
 521                         ERR("Fail to execute command (%s)", error_buf);
 522                         return -1;
 523                 }
 524         } else if (pid > 0) {
 525                 ERR("Success to launch clatd");
 526                 return rv;
 527         }
 528
 529         strerror_r(errno, error_buf, MAX_SIZE_ERROR_BUFFER);
 530         DBG("failed to fork(%s)", error_buf);
 531         return -EIO;
 532 }
 533
 534 int __netconfig_get_interface_index(const char *interface_name)
 535 {
 536         struct ifreq ifr;
 537         int sock = 0;
 538         int result = 0;
 539         char error_buf[MAX_SIZE_ERROR_BUFFER] = {0, };
 540
 541         if (interface_name == NULL) {
 542                 DBG("Inteface name is NULL");
 543                 return -1;
 544         }
 545
 546         errno = 0;
 547         sock = socket(PF_INET, SOCK_DGRAM | SOCK_CLOEXEC, 0);
 548         if (sock < 0) {
 549                 strerror_r(errno, error_buf, MAX_SIZE_ERROR_BUFFER);
 550                 DBG("Failed to create socket : %s", error_buf);
 551                 return -1;
 552         }
 553
 554         memset(&ifr, 0, sizeof(ifr));
 555         strncpy(ifr.ifr_name, interface_name, sizeof(ifr.ifr_name) - 1);
 556         result = ioctl(sock, SIOCGIFINDEX, &ifr);
 557         close(sock);
 558
 559         if (result < 0) {
 560                 DBG("Failed to get ifr index: %s", error_buf);
 561                 return -1;
 562         }
 563
 564         return ifr.ifr_ifindex;
 565 }
 566
 567 int netconfig_add_route_ipv4(gchar *ip_addr, gchar *subnet, gchar *interface, gint address_family)
 568 {
 569         struct ifreq ifr;
 570         struct rtentry rt;
 571         struct sockaddr_in addr_in;
 572         int sock;
 573         char error_buf[MAX_SIZE_ERROR_BUFFER] = {0, };
 574
 575         memset(&ifr, 0, sizeof(ifr));
 576
 577         ifr.ifr_ifindex = __netconfig_get_interface_index(interface);
 578
 579         if (ifr.ifr_ifindex < 0)
 580                 return -1;
 581
 582         strncpy(ifr.ifr_name, interface, IFNAMSIZ-1);
 583
 584         memset(&rt, 0, sizeof(rt));
 585
 586         rt.rt_flags = RTF_UP | RTF_HOST;
 587         memset(&addr_in, 0, sizeof(struct sockaddr_in));
 588         addr_in.sin_family = address_family;
 589         addr_in.sin_addr.s_addr = inet_addr(ip_addr);
 590         memcpy(&rt.rt_dst, &addr_in, sizeof(rt.rt_dst));
 591
 592         memset(&addr_in, 0, sizeof(struct sockaddr_in));
 593         addr_in.sin_family = address_family;
 594         addr_in.sin_addr.s_addr = INADDR_ANY;
 595         memcpy(&rt.rt_gateway, &addr_in, sizeof(rt.rt_gateway));
 596
 597         memset(&addr_in, 0, sizeof(struct sockaddr_in));
 598         addr_in.sin_family = AF_INET;
 599         addr_in.sin_addr.s_addr = inet_addr(subnet);
 600         memcpy(&rt.rt_genmask, &addr_in, sizeof(rt.rt_genmask));
 601
 602         rt.rt_dev = ifr.ifr_name;
 603
 604         errno = 0;
 605         sock = socket(PF_INET, SOCK_DGRAM, 0);
 606
 607         if (sock < 0) {
 608                 strerror_r(errno, error_buf, MAX_SIZE_ERROR_BUFFER);
 609                 DBG("Failed to create socket : %s", error_buf);
 610                 return -1;
 611         }
 612
 613         if (ioctl(sock, SIOCADDRT, &rt) < 0) {
 614                 strerror_r(errno, error_buf, MAX_SIZE_ERROR_BUFFER);
 615                 DBG("Failed to set route address : %s", error_buf);
 616                 close(sock);
 617                 return -1;
 618         }
 619
 620         close(sock);
 621
 622         return 1;
 623 }
 624
 625 int netconfig_del_route_ipv4(gchar *ip_addr, gchar *subnet, gchar *interface, gint address_family)
 626 {
 627         struct ifreq ifr;
 628         struct rtentry rt;
 629         struct sockaddr_in addr_in;
 630         int sock;
 631         char error_buf[MAX_SIZE_ERROR_BUFFER] = {0, };
 632
 633         memset(&ifr, 0, sizeof(ifr));
 634         ifr.ifr_ifindex = __netconfig_get_interface_index(interface);
 635
 636         if (ifr.ifr_ifindex < 0)
 637                 return -1;
 638
 639         strncpy(ifr.ifr_name, interface, IFNAMSIZ-1);
 640
 641         memset(&rt, 0, sizeof(rt));
 642
 643         rt.rt_flags = RTF_UP;
 644         memset(&addr_in, 0, sizeof(struct sockaddr_in));
 645         addr_in.sin_family = address_family;
 646         addr_in.sin_addr.s_addr = inet_addr(ip_addr);
 647         memcpy(&rt.rt_dst, &addr_in, sizeof(rt.rt_dst));
 648
 649         memset(&addr_in, 0, sizeof(struct sockaddr_in));
 650         addr_in.sin_family = address_family;
 651         addr_in.sin_addr.s_addr = inet_addr(subnet);
 652         memcpy(&rt.rt_genmask, &addr_in, sizeof(rt.rt_genmask));
 653         rt.rt_dev = ifr.ifr_name;
 654
 655         errno = 0;
 656         sock = socket(PF_INET, SOCK_DGRAM, 0);
 657
 658         if (sock < 0) {
 659                 strerror_r(errno, error_buf, MAX_SIZE_ERROR_BUFFER);
 660                 DBG("Failed to create socket : %s", error_buf);
 661                 return -1;
 662         }
 663
 664         if (ioctl(sock, SIOCDELRT, &rt) < 0) {
 665                 strerror_r(errno, error_buf, MAX_SIZE_ERROR_BUFFER);
 666                 DBG("Failed to set route address : %s", error_buf);
 667                 close(sock);
 668                 return -1;
 669         }
 670
 671         close(sock);
 672
 673         return 1;
 674 }
 675
 676 int netconfig_add_route_ipv6(gchar *ip_addr, gchar *interface, gchar *gateway, unsigned char prefix_len)
 677 {
 678         struct in6_rtmsg rt;
 679         int fd = 0;
 680         int err = 0;
 681         char error_buf[MAX_SIZE_ERROR_BUFFER] = {0, };
 682
 683         memset(&rt, 0, sizeof(rt));
 684
 685         rt.rtmsg_dst_len = prefix_len;
 686
 687         rt.rtmsg_flags = RTF_UP | RTF_HOST;
 688
 689         errno = 0;
 690         if (inet_pton(AF_INET6, ip_addr, &rt.rtmsg_dst) < 0) {
 691                 strerror_r(errno, error_buf, MAX_SIZE_ERROR_BUFFER);
 692                 DBG("inet_pton failed : %s", error_buf);
 693                 return -1;
 694         }
 695
 696         if (gateway != NULL) {
 697                 rt.rtmsg_flags |= RTF_GATEWAY;
 698                 if (inet_pton(AF_INET6, gateway, &rt.rtmsg_gateway) < 0) {
 699                         strerror_r(errno, error_buf, MAX_SIZE_ERROR_BUFFER);
 700                         DBG("inet_pton failed : %s", error_buf);
 701                         return -1;
 702                 }
 703         }
 704
 705         rt.rtmsg_metric = 1;
 706
 707         fd = socket(AF_INET6, SOCK_DGRAM, 0);
 708         if (fd < 0) {
 709                 strerror_r(errno, error_buf, MAX_SIZE_ERROR_BUFFER);
 710                 DBG("Failed to create socket : %s", error_buf);
 711                 return -1;
 712         }
 713
 714         rt.rtmsg_ifindex = 0;
 715
 716         if (interface) {
 717                 struct ifreq ifr;
 718                 memset(&ifr, 0, sizeof(ifr));
 719                 strncpy(ifr.ifr_name, interface, sizeof(ifr.ifr_name)-1);
 720                 ioctl(fd, SIOCGIFINDEX, &ifr);
 721                 rt.rtmsg_ifindex = ifr.ifr_ifindex;
 722         }
 723
 724         if ((err = ioctl(fd, SIOCADDRT, &rt)) < 0) {
 725                 strerror_r(errno, error_buf, MAX_SIZE_ERROR_BUFFER);
 726                 DBG("Failed to add route: %s", error_buf);
 727                 close(fd);
 728                 return -1;
 729         }
 730
 731         close(fd);
 732
 733         return 1;
 734 }
 735
 736 int netconfig_del_route_ipv6(gchar *ip_addr, gchar *interface, gchar *gateway, unsigned char prefix_len)
 737 {
 738         struct in6_rtmsg rt;
 739         int fd = 0;
 740         int err = 0;
 741
 742         memset(&rt, 0, sizeof(rt));
 743
 744         rt.rtmsg_dst_len = prefix_len;
 745
 746         rt.rtmsg_flags = RTF_UP | RTF_HOST;
 747
 748         if (inet_pton(AF_INET6, ip_addr, &rt.rtmsg_dst) < 0) {
 749                 err = -errno;
 750                 return err;
 751         }
 752
 753         if (gateway != NULL) {
 754                 rt.rtmsg_flags |= RTF_GATEWAY;
 755                 if (inet_pton(AF_INET6, gateway, &rt.rtmsg_gateway) < 0) {
 756                         err = -errno;
 757                         return err;
 758                 }
 759         }
 760
 761         rt.rtmsg_metric = 1;
 762
 763         fd = socket(AF_INET6, SOCK_DGRAM, 0);
 764         if (fd < 0)
 765                 return -1;
 766
 767         rt.rtmsg_ifindex = 0;
 768
 769         if (interface) {
 770                 struct ifreq ifr;
 771                 memset(&ifr, 0, sizeof(ifr));
 772                 strncpy(ifr.ifr_name, interface, sizeof(ifr.ifr_name)-1);
 773                 ioctl(fd, SIOCGIFINDEX, &ifr);
 774                 rt.rtmsg_ifindex = ifr.ifr_ifindex;
 775         }
 776
 777         if ((err = ioctl(fd, SIOCDELRT, &rt)) < 0) {
 778                 DBG("Failed to del route: %d\n", err);
 779                 close(fd);
 780                 return -1;
 781         }
 782
 783         close(fd);
 784
 785         return 1;
 786 }
 787
 788 gboolean handle_launch_direct(Wifi *wifi, GDBusMethodInvocation *context)
 789 {
 790 #if defined TIZEN_P2P_ENABLE
 791         int ret = 0;
 792         DBG("Launch Wi-Fi direct daemon");
 793
 794         const char *path = "/usr/bin/wifi-direct-server.sh";
 795         char *const args[] = { "wifi-direct-server.sh", "start", NULL };
 796         char *const envs[] = { NULL };
 797
 798         ret = netconfig_execute_file(path, args, envs);
 799         if (ret < 0) {
 800                 ERR("Failed to launch Wi-Fi direct daemon");
 801                 netconfig_error_wifi_direct_failed(context);
 802                 return FALSE;
 803         }
 804
 805         wifi_complete_launch_direct(wifi, context);
 806         return TRUE;
 807 #else
 808         wifi_complete_launch_direct(wifi, context);
 809         return FALSE;
 810 #endif
 811 }
 812
 813 int execute_mdnsd_script(char* op)
 814 {
 815         const char *path = "/usr/bin/mdnsresponder-server.sh";
 816         char *const args[] = { "mdnsresponder-server.sh", op, NULL };
 817         char *const envs[] = { NULL };
 818
 819         return netconfig_execute_file(path, args, envs);
 820 }
 821
 822 static void __dnssd_conn_destroyed_cb(GDBusConnection *conn,
 823                 const gchar *Name, const gchar *path, const gchar *interface,
 824                 const gchar *sig, GVariant *param, gpointer user_data)
 825 {
 826         gchar *name = NULL;
 827         gchar *old = NULL;
 828         gchar *new = NULL;
 829         dnssd_conn_destroy_data *data = user_data;
 830         GDBusConnection *connection = NULL;
 831         connection = netdbus_get_connection();
 832
 833         if (param == NULL)
 834                 return;
 835
 836         g_variant_get(param, "(sss)", &name, &old, &new);
 837
 838         if (g_strcmp0(name, data->conn_name) == 0 && *new == '\0') {
 839                 DBG("Connection %s Destroyed: name %s id %d", data->conn_name, name,
 840                         data->conn_id);
 841                 mdnsd_ref_count--;
 842                 g_dbus_connection_signal_unsubscribe(connection, data->conn_id);
 843                 if (mdnsd_ref_count == 0) {
 844                         if (execute_mdnsd_script("stop") < 0)
 845                                 ERR("Failed to stop mdnsresponder daemon");
 846                 }
 847         }
 848         g_free(name);
 849         g_free(old);
 850         g_free(new);
 851         g_free(data->conn_name);
 852         g_free(data);
 853         return;
 854 }
 855
 856 static void register_dnssd_conn_destroy_signal(gchar *name)
 857 {
 858         dnssd_conn_destroy_data *data;
 859         GDBusConnection *connection = NULL;
 860         connection = netdbus_get_connection();
 861
 862         if (connection == NULL) {
 863                 ERR("Failed to get GDbus Connection");
 864                 return;
 865         }
 866
 867         data = g_try_malloc0(sizeof(dnssd_conn_destroy_data));
 868
 869         if (data == NULL) {
 870                 ERR("Out of Memory!");
 871                 return;
 872         }
 873
 874         data->conn_name = g_strdup(name);
 875
 876         data->conn_id = g_dbus_connection_signal_subscribe(connection,
 877                                                         DBUS_SERVICE_DBUS, DBUS_INTERFACE_DBUS,
 878                                                         "NameOwnerChanged", NULL, name,
 879                                                         G_DBUS_SIGNAL_FLAGS_NONE, __dnssd_conn_destroyed_cb,
 880                                                         data, NULL);
 881         return;
 882 }
 883
 884 gboolean handle_launch_mdns(Network *object, GDBusMethodInvocation *context,
 885                                                         gchar *name)
 886 {
 887         DBG("Launch mdnsresponder daemon");
 888
 889         if (execute_mdnsd_script("start") < 0) {
 890                 ERR("Failed to launch mdnsresponder daemon");
 891                 netconfig_error_invalid_parameter(context);
 892                 return FALSE;
 893         }
 894
 895         mdnsd_ref_count++;
 896         register_dnssd_conn_destroy_signal(name);
 897         DBG("Ref mdnsresponder daemon. ref count: %d", mdnsd_ref_count);
 898
 899         network_complete_launch_mdns(object, context);
 900         return TRUE;
 901 }
 902
 903 gboolean netconfig_send_notification_to_net_popup(const char * noti, const char * ssid)
 904 {
 905         if (!netconfig_plugin_headed_enabled)
 906                 return FALSE;
 907
 908         if (!headed_plugin)
 909                 return FALSE;
 910
 911         return headed_plugin->send_notification_to_net_popup(noti, ssid);
 912 }
 913
 914 int netconfig_send_message_to_net_popup(const char *title,
 915                 const char *content, const char *type, const char *ssid)
 916 {
 917         if (!netconfig_plugin_headed_enabled)
 918                 return 0;
 919
 920         if (!headed_plugin)
 921                 return 0;
 922
 923         return headed_plugin->send_message_to_net_popup(title, content, type, ssid);
 924 }
 925
 926 int netconfig_send_restriction_to_net_popup(const char *title,
 927                 const char *type, const char *restriction)
 928 {
 929         if (!netconfig_plugin_headed_enabled)
 930                 return 0;
 931
 932         if (!headed_plugin)
 933                 return 0;
 934
 935         return headed_plugin->send_restriction_to_net_popup(title, type, restriction);
 936 }
 937
 938 void netconfig_set_system_event(int sys_evt, int evt_key, int evt_val)
 939 {
 940         if (!netconfig_plugin_headed_enabled)
 941                 return;
 942
 943         if (!headed_plugin)
 944                 return;
 945
 946         headed_plugin->set_system_event(sys_evt, evt_key, evt_val);
 947 }
 948
 949 void __netconfig_pop_wifi_connected_poppup(const char *ssid)
 950 {
 951         if (!netconfig_plugin_headed_enabled)
 952                 return;
 953
 954         if (!headed_plugin)
 955                 return;
 956
 957         headed_plugin->pop_wifi_connected_poppup(ssid);
 958 }
 959
 960 void netconfig_get_telephony_network_type(int *svctype, int *pstype)
 961 {
 962         if (!netconfig_plugin_telephony_enabled)
 963                 return;
 964
 965         if (!telephony_plugin)
 966                 return;
 967
 968         telephony_plugin->get_telephony_network_type(svctype, pstype);
 969 }
 970
 971 gboolean __netconfig_wifi_get_sim_imsi(Wifi *wifi, GDBusMethodInvocation *context)
 972 {
 973         if (!netconfig_plugin_telephony_enabled)
 974                 return FALSE;
 975
 976         if (!telephony_plugin)
 977                 return FALSE;
 978
 979         return telephony_plugin->wifi_get_sim_imsi(wifi, context);
 980 }
 981
 982 netconfig_error_e __netconfig_wifi_req_aka_auth(GArray *rand_data, GArray *autn_data,
 983                 GDBusMethodInvocation *context, struct wifi_authentication_data **data)
 984 {
 985         if (!netconfig_plugin_telephony_enabled)
 986                 return NETCONFIG_ERROR_INTERNAL;
 987
 988         if (!telephony_plugin)
 989                 return NETCONFIG_ERROR_INTERNAL;
 990
 991         return telephony_plugin->wifi_req_aka_auth(rand_data, autn_data, context, data);
 992 }
 993
 994 gboolean __netconfig_wifi_req_sim_auth(GArray *rand_data,
 995                 GDBusMethodInvocation *context, struct wifi_authentication_data **data)
 996 {
 997         if (!netconfig_plugin_telephony_enabled)
 998                 return FALSE;
 999
1000         if (!telephony_plugin)
1001                 return FALSE;
1002
1003         return telephony_plugin->wifi_req_sim_auth(rand_data, context, data);
1004 }
1005
1006 gboolean netconfig_tapi_check_sim_state(void)
1007 {
1008         if (!netconfig_plugin_telephony_enabled)
1009                 return FALSE;
1010
1011         if (!telephony_plugin)
1012                 return FALSE;
1013
1014         return telephony_plugin->tapi_check_sim_state();
1015 }
1016
1017 gboolean __netconfig_wifi_get_aka_authdata(Wifi *wifi,
1018                 GDBusMethodInvocation *context, struct wifi_authentication_data **data)
1019 {
1020         if (!netconfig_plugin_telephony_enabled)
1021                 return FALSE;
1022
1023         if (!telephony_plugin)
1024                 return FALSE;
1025
1026         return telephony_plugin->wifi_get_aka_authdata(wifi, context, data);
1027 }
1028
1029 gboolean __netconfig_wifi_get_sim_authdata(Wifi *wifi,
1030                 GDBusMethodInvocation *context, struct wifi_authentication_data **data)
1031 {
1032         if (!netconfig_plugin_telephony_enabled)
1033                 return FALSE;
1034
1035         if (!telephony_plugin)
1036                 return FALSE;
1037
1038         return telephony_plugin->wifi_get_sim_authdata(wifi, context, data);
1039 }
1040
1041 void netconfig_set_vconf_int(const char * key, int value)
1042 {
1043         int ret = 0;
1044
1045         DBG("[%s: %d]", key, value);
1046
1047         ret = vconf_set_int(key, value);
1048         if (ret != VCONF_OK)
1049                 ERR("Failed to set");
1050 }
1051
1052 void netconfig_set_vconf_str(const char * key, const char * value)
1053 {
1054         int ret = 0;
1055
1056         DBG("[%s: %s]", key, value);
1057
1058         ret = vconf_set_str(key, value);
1059         if (ret != VCONF_OK)
1060                 ERR("Failed to set");
1061 }
1062
1063 int netconfig_vconf_get_int(const char * key, int *value)
1064 {
1065         int ret = 0;
1066
1067         ret = vconf_get_int(key, value);
1068         if (ret != VCONF_OK) {
1069                 ERR("Failed to get vconfkey [%s] value", key);
1070                 return -1;
1071         }
1072
1073         return 0;
1074 }
1075
1076 int netconfig_vconf_get_bool(const char * key, int *value)
1077 {
1078         int ret = 0;
1079
1080         ret = vconf_get_bool(key, value);
1081         if (ret != VCONF_OK) {
1082                 ERR("Failed to get vconfkey [%s] value", key);
1083                 return -1;
1084         }
1085
1086         return 0;
1087 }
1088
1089 char* netconfig_get_env(const char *key)
1090 {
1091         FILE *fp;
1092         char buf[256], *entry = NULL, *value = NULL, *last;
1093         int len = 0;
1094
1095         if (!key)
1096                 return NULL;
1097
1098         fp = fopen(NETCONFIG_TIZEN_SYSTEM_ENV, "r");
1099         if (!fp)
1100                 return NULL;
1101
1102         while (fgets(buf, sizeof(buf), fp)) {
1103                 entry = buf;
1104                 entry = strtok_r(entry, "=", &last);
1105                 if (entry) {
1106                         if (strstr(entry, key)) {
1107                                 entry = strtok_r(NULL, "\n", &last);
1108                                 if (entry) {
1109                                         len = strlen(entry);
1110                                         value = (char*)malloc(len+1);
1111                                         g_strlcpy(value, entry, len+1);
1112                                 } else {
1113                                         value = (char*)malloc(sizeof(char));
1114                                         g_strlcpy(value, "\n", sizeof(char));
1115                                 }
1116                                 break;
1117                         }
1118                 }
1119         }
1120
1121         fclose(fp);
1122         return value;
1123 }
1124
1125 void netconfig_set_mac_address_from_file(void)
1126 {
1127         FILE *file = NULL;
1128         char mac_str[MAC_ADDRESS_MAX_LEN];
1129         gchar *mac_lower_str = NULL;
1130         int mac_len = 0;
1131
1132         file = fopen(MAC_INFO_FILEPATH, "r");
1133         if (file == NULL) {
1134                 ERR("Fail to open %s", MAC_INFO_FILEPATH);
1135                 file = fopen(MAC_ADDRESS_FILEPATH, "r");
1136                 if (file == NULL) {
1137                         ERR("Fail to open %s", MAC_ADDRESS_FILEPATH);
1138                         return;
1139                 }
1140         }
1141         if (fgets(mac_str, sizeof(mac_str), file) == NULL) {
1142                 ERR("Fail to read mac address");
1143                 fclose(file);
1144                 return;
1145         }
1146
1147         mac_len = strlen(mac_str);
1148         if (mac_len < 17) {
1149                 ERR("mac.info is empty");
1150                 fclose(file);
1151                 return;
1152         }
1153
1154         mac_lower_str = g_ascii_strup(mac_str, (gssize)mac_len);
1155         netconfig_set_vconf_str(VCONFKEY_WIFI_BSSID_ADDRESS, mac_lower_str);
1156
1157         g_free(mac_lower_str);
1158         fclose(file);
1159 }
1160
1161 tizen_profile_t _get_tizen_profile()
1162 {
1163         static tizen_profile_t profile = TIZEN_PROFILE_UNKNOWN;
1164         if (__builtin_expect(profile != TIZEN_PROFILE_UNKNOWN, 1))
1165                 return profile;
1166
1167         char *profileName;
1168         system_info_get_platform_string("http://tizen.org/feature/profile", &profileName);
1169         switch (*profileName) {
1170         case 'm':
1171         case 'M':
1172                 profile = TIZEN_PROFILE_MOBILE;
1173                 break;
1174         case 'w':
1175         case 'W':
1176                 profile = TIZEN_PROFILE_WEARABLE;
1177                 break;
1178         case 't':
1179         case 'T':
1180                 profile = TIZEN_PROFILE_TV;
1181                 break;
1182         case 'i':
1183         case 'I':
1184                 profile = TIZEN_PROFILE_IVI;
1185                 break;
1186         default: // common or unknown ==> ALL ARE COMMON.
1187                 profile = TIZEN_PROFILE_COMMON;
1188         }
1189         free(profileName);
1190
1191         return profile;
1192 }
1193
1194 void netconfig_plugin_init()
1195 {
1196         handle_headed = dlopen(HEADED_PLUGIN_FILEPATH, RTLD_NOW);
1197         if (!handle_headed) {
1198                 ERR("Can't load %s: %s", HEADED_PLUGIN_FILEPATH, dlerror());
1199         } else {
1200                 headed_plugin = dlsym(handle_headed, "netconfig_headed_plugin");
1201                 if (!headed_plugin) {
1202                         ERR("Can't load symbol: %s", dlerror());
1203                         dlclose(handle_headed);
1204                 } else {
1205                         netconfig_plugin_headed_enabled = TRUE;
1206                 }
1207         }
1208
1209         handle_telephony = dlopen(TELEPHONY_PLUGIN_FILEPATH, RTLD_NOW);
1210         if (!handle_telephony) {
1211                 ERR("Can't load %s: %s", TELEPHONY_PLUGIN_FILEPATH, dlerror());
1212         } else {
1213                 telephony_plugin = dlsym(handle_telephony, "netconfig_telephony_plugin");
1214                 if (!telephony_plugin) {
1215                         ERR("Can't load symbol: %s", dlerror());
1216                         dlclose(handle_telephony);
1217                 } else {
1218                         netconfig_plugin_telephony_enabled = TRUE;
1219                 }
1220         }
1221 }
1222
1223 void netconfig_plugin_deinit()
1224 {
1225         if (netconfig_plugin_headed_enabled) {
1226                 netconfig_plugin_headed_enabled = FALSE;
1227                 dlclose(handle_headed);
1228         }
1229
1230         if (netconfig_plugin_telephony_enabled) {
1231                 netconfig_plugin_telephony_enabled = FALSE;
1232                 dlclose(handle_telephony);
1233         }
1234 }
1235
1236 gboolean netconfig_get_headed_plugin_flag()
1237 {
1238         return netconfig_plugin_headed_enabled;
1239 }
1240
1241 gboolean netconfig_get_telephony_plugin_flag()
1242 {
1243         return netconfig_plugin_telephony_enabled;
1244 }
1245