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                 strerror_r(errno, error_buf, MAX_SIZE_ERROR_BUFFER);
 561                 DBG("Failed to get ifr index: %s", error_buf);
 562                 return -1;
 563         }
 564
 565         return ifr.ifr_ifindex;
 566 }
 567
 568 int netconfig_add_route_ipv4(gchar *ip_addr, gchar *subnet, gchar *interface, gint address_family)
 569 {
 570         struct ifreq ifr;
 571         struct rtentry rt;
 572         struct sockaddr_in addr_in;
 573         int sock;
 574         char error_buf[MAX_SIZE_ERROR_BUFFER] = {0, };
 575
 576         memset(&ifr, 0, sizeof(ifr));
 577
 578         ifr.ifr_ifindex = __netconfig_get_interface_index(interface);
 579
 580         if (ifr.ifr_ifindex < 0)
 581                 return -1;
 582
 583         strncpy(ifr.ifr_name, interface, IFNAMSIZ-1);
 584
 585         memset(&rt, 0, sizeof(rt));
 586
 587         rt.rt_flags = RTF_UP | RTF_HOST;
 588         memset(&addr_in, 0, sizeof(struct sockaddr_in));
 589         addr_in.sin_family = address_family;
 590         addr_in.sin_addr.s_addr = inet_addr(ip_addr);
 591         memcpy(&rt.rt_dst, &addr_in, sizeof(rt.rt_dst));
 592
 593         memset(&addr_in, 0, sizeof(struct sockaddr_in));
 594         addr_in.sin_family = address_family;
 595         addr_in.sin_addr.s_addr = INADDR_ANY;
 596         memcpy(&rt.rt_gateway, &addr_in, sizeof(rt.rt_gateway));
 597
 598         memset(&addr_in, 0, sizeof(struct sockaddr_in));
 599         addr_in.sin_family = AF_INET;
 600         addr_in.sin_addr.s_addr = inet_addr(subnet);
 601         memcpy(&rt.rt_genmask, &addr_in, sizeof(rt.rt_genmask));
 602
 603         rt.rt_dev = ifr.ifr_name;
 604
 605         errno = 0;
 606         sock = socket(PF_INET, SOCK_DGRAM, 0);
 607
 608         if (sock < 0) {
 609                 strerror_r(errno, error_buf, MAX_SIZE_ERROR_BUFFER);
 610                 DBG("Failed to create socket : %s", error_buf);
 611                 return -1;
 612         }
 613
 614         if (ioctl(sock, SIOCADDRT, &rt) < 0) {
 615                 strerror_r(errno, error_buf, MAX_SIZE_ERROR_BUFFER);
 616                 DBG("Failed to set route address : %s", error_buf);
 617                 close(sock);
 618                 return -1;
 619         }
 620
 621         close(sock);
 622
 623         return 1;
 624 }
 625
 626 int netconfig_del_route_ipv4(gchar *ip_addr, gchar *subnet, gchar *interface, gint address_family)
 627 {
 628         struct ifreq ifr;
 629         struct rtentry rt;
 630         struct sockaddr_in addr_in;
 631         int sock;
 632         char error_buf[MAX_SIZE_ERROR_BUFFER] = {0, };
 633
 634         memset(&ifr, 0, sizeof(ifr));
 635         ifr.ifr_ifindex = __netconfig_get_interface_index(interface);
 636
 637         if (ifr.ifr_ifindex < 0)
 638                 return -1;
 639
 640         strncpy(ifr.ifr_name, interface, IFNAMSIZ-1);
 641
 642         memset(&rt, 0, sizeof(rt));
 643
 644         rt.rt_flags = RTF_UP;
 645         memset(&addr_in, 0, sizeof(struct sockaddr_in));
 646         addr_in.sin_family = address_family;
 647         addr_in.sin_addr.s_addr = inet_addr(ip_addr);
 648         memcpy(&rt.rt_dst, &addr_in, sizeof(rt.rt_dst));
 649
 650         memset(&addr_in, 0, sizeof(struct sockaddr_in));
 651         addr_in.sin_family = address_family;
 652         addr_in.sin_addr.s_addr = inet_addr(subnet);
 653         memcpy(&rt.rt_genmask, &addr_in, sizeof(rt.rt_genmask));
 654         rt.rt_dev = ifr.ifr_name;
 655
 656         errno = 0;
 657         sock = socket(PF_INET, SOCK_DGRAM, 0);
 658
 659         if (sock < 0) {
 660                 strerror_r(errno, error_buf, MAX_SIZE_ERROR_BUFFER);
 661                 DBG("Failed to create socket : %s", error_buf);
 662                 return -1;
 663         }
 664
 665         if (ioctl(sock, SIOCDELRT, &rt) < 0) {
 666                 strerror_r(errno, error_buf, MAX_SIZE_ERROR_BUFFER);
 667                 DBG("Failed to set route address : %s", error_buf);
 668                 close(sock);
 669                 return -1;
 670         }
 671
 672         close(sock);
 673
 674         return 1;
 675 }
 676
 677 int netconfig_add_route_ipv6(gchar *ip_addr, gchar *interface, gchar *gateway, unsigned char prefix_len)
 678 {
 679         struct in6_rtmsg rt;
 680         int fd = 0;
 681         int err = 0;
 682         char error_buf[MAX_SIZE_ERROR_BUFFER] = {0, };
 683
 684         memset(&rt, 0, sizeof(rt));
 685
 686         rt.rtmsg_dst_len = prefix_len;
 687
 688         rt.rtmsg_flags = RTF_UP | RTF_HOST;
 689
 690         errno = 0;
 691         if (inet_pton(AF_INET6, ip_addr, &rt.rtmsg_dst) < 0) {
 692                 strerror_r(errno, error_buf, MAX_SIZE_ERROR_BUFFER);
 693                 DBG("inet_pton failed : %s", error_buf);
 694                 return -1;
 695         }
 696
 697         if (gateway != NULL) {
 698                 rt.rtmsg_flags |= RTF_GATEWAY;
 699                 if (inet_pton(AF_INET6, gateway, &rt.rtmsg_gateway) < 0) {
 700                         strerror_r(errno, error_buf, MAX_SIZE_ERROR_BUFFER);
 701                         DBG("inet_pton failed : %s", error_buf);
 702                         return -1;
 703                 }
 704         }
 705
 706         rt.rtmsg_metric = 1;
 707
 708         fd = socket(AF_INET6, SOCK_DGRAM, 0);
 709         if (fd < 0) {
 710                 strerror_r(errno, error_buf, MAX_SIZE_ERROR_BUFFER);
 711                 DBG("Failed to create socket : %s", error_buf);
 712                 return -1;
 713         }
 714
 715         rt.rtmsg_ifindex = 0;
 716
 717         if (interface) {
 718                 struct ifreq ifr;
 719                 memset(&ifr, 0, sizeof(ifr));
 720                 strncpy(ifr.ifr_name, interface, sizeof(ifr.ifr_name)-1);
 721                 ioctl(fd, SIOCGIFINDEX, &ifr);
 722                 rt.rtmsg_ifindex = ifr.ifr_ifindex;
 723         }
 724
 725         if ((err = ioctl(fd, SIOCADDRT, &rt)) < 0) {
 726                 strerror_r(errno, error_buf, MAX_SIZE_ERROR_BUFFER);
 727                 DBG("Failed to add route: %s", error_buf);
 728                 close(fd);
 729                 return -1;
 730         }
 731
 732         close(fd);
 733
 734         return 1;
 735 }
 736
 737 int netconfig_del_route_ipv6(gchar *ip_addr, gchar *interface, gchar *gateway, unsigned char prefix_len)
 738 {
 739         struct in6_rtmsg rt;
 740         int fd = 0;
 741         int err = 0;
 742
 743         memset(&rt, 0, sizeof(rt));
 744
 745         rt.rtmsg_dst_len = prefix_len;
 746
 747         rt.rtmsg_flags = RTF_UP | RTF_HOST;
 748
 749         if (inet_pton(AF_INET6, ip_addr, &rt.rtmsg_dst) < 0) {
 750                 err = -errno;
 751                 return err;
 752         }
 753
 754         if (gateway != NULL) {
 755                 rt.rtmsg_flags |= RTF_GATEWAY;
 756                 if (inet_pton(AF_INET6, gateway, &rt.rtmsg_gateway) < 0) {
 757                         err = -errno;
 758                         return err;
 759                 }
 760         }
 761
 762         rt.rtmsg_metric = 1;
 763
 764         fd = socket(AF_INET6, SOCK_DGRAM, 0);
 765         if (fd < 0)
 766                 return -1;
 767
 768         rt.rtmsg_ifindex = 0;
 769
 770         if (interface) {
 771                 struct ifreq ifr;
 772                 memset(&ifr, 0, sizeof(ifr));
 773                 strncpy(ifr.ifr_name, interface, sizeof(ifr.ifr_name)-1);
 774                 ioctl(fd, SIOCGIFINDEX, &ifr);
 775                 rt.rtmsg_ifindex = ifr.ifr_ifindex;
 776         }
 777
 778         if ((err = ioctl(fd, SIOCDELRT, &rt)) < 0) {
 779                 DBG("Failed to del route: %d\n", err);
 780                 close(fd);
 781                 return -1;
 782         }
 783
 784         close(fd);
 785
 786         return 1;
 787 }
 788
 789 gboolean handle_launch_direct(Wifi *wifi, GDBusMethodInvocation *context)
 790 {
 791 #if defined TIZEN_P2P_ENABLE
 792         int ret = 0;
 793         DBG("Launch Wi-Fi direct daemon");
 794
 795         const char *path = "/usr/bin/wifi-direct-server.sh";
 796         char *const args[] = { "wifi-direct-server.sh", "start", NULL };
 797         char *const envs[] = { NULL };
 798
 799         ret = netconfig_execute_file(path, args, envs);
 800         if (ret < 0) {
 801                 ERR("Failed to launch Wi-Fi direct daemon");
 802                 netconfig_error_wifi_direct_failed(context);
 803                 return FALSE;
 804         }
 805
 806         wifi_complete_launch_direct(wifi, context);
 807         return TRUE;
 808 #else
 809         wifi_complete_launch_direct(wifi, context);
 810         return FALSE;
 811 #endif
 812 }
 813
 814 int execute_mdnsd_script(char* op)
 815 {
 816         const char *path = "/usr/bin/mdnsresponder-server.sh";
 817         char *const args[] = { "mdnsresponder-server.sh", op, NULL };
 818         char *const envs[] = { NULL };
 819
 820         return netconfig_execute_file(path, args, envs);
 821 }
 822
 823 static void __dnssd_conn_destroyed_cb(GDBusConnection *conn,
 824                 const gchar *Name, const gchar *path, const gchar *interface,
 825                 const gchar *sig, GVariant *param, gpointer user_data)
 826 {
 827         gchar *name = NULL;
 828         gchar *old = NULL;
 829         gchar *new = NULL;
 830         dnssd_conn_destroy_data *data = user_data;
 831         GDBusConnection *connection = NULL;
 832         connection = netdbus_get_connection();
 833
 834         if (param == NULL)
 835                 return;
 836
 837         g_variant_get(param, "(sss)", &name, &old, &new);
 838
 839         if (g_strcmp0(name, data->conn_name) == 0 && *new == '\0') {
 840                 DBG("Connection %s Destroyed: name %s id %d", data->conn_name, name,
 841                         data->conn_id);
 842                 mdnsd_ref_count--;
 843                 g_dbus_connection_signal_unsubscribe(connection, data->conn_id);
 844                 if (mdnsd_ref_count == 0) {
 845                         if (execute_mdnsd_script("stop") < 0)
 846                                 ERR("Failed to stop mdnsresponder daemon");
 847                 }
 848         }
 849         g_free(name);
 850         g_free(old);
 851         g_free(new);
 852         g_free(data->conn_name);
 853         g_free(data);
 854         return;
 855 }
 856
 857 static void register_dnssd_conn_destroy_signal(gchar *name)
 858 {
 859         dnssd_conn_destroy_data *data;
 860         GDBusConnection *connection = NULL;
 861         connection = netdbus_get_connection();
 862
 863         if (connection == NULL) {
 864                 ERR("Failed to get GDbus Connection");
 865                 return;
 866         }
 867
 868         data = g_try_malloc0(sizeof(dnssd_conn_destroy_data));
 869
 870         if (data == NULL) {
 871                 ERR("Out of Memory!");
 872                 return;
 873         }
 874
 875         data->conn_name = g_strdup(name);
 876
 877         data->conn_id = g_dbus_connection_signal_subscribe(connection,
 878                                                         DBUS_SERVICE_DBUS, DBUS_INTERFACE_DBUS,
 879                                                         "NameOwnerChanged", NULL, name,
 880                                                         G_DBUS_SIGNAL_FLAGS_NONE, __dnssd_conn_destroyed_cb,
 881                                                         data, NULL);
 882         return;
 883 }
 884
 885 gboolean handle_launch_mdns(Network *object, GDBusMethodInvocation *context,
 886                                                         gchar *name)
 887 {
 888         DBG("Launch mdnsresponder daemon");
 889
 890         if (execute_mdnsd_script("start") < 0) {
 891                 ERR("Failed to launch mdnsresponder daemon");
 892                 netconfig_error_invalid_parameter(context);
 893                 return FALSE;
 894         }
 895
 896         mdnsd_ref_count++;
 897         register_dnssd_conn_destroy_signal(name);
 898         DBG("Ref mdnsresponder daemon. ref count: %d", mdnsd_ref_count);
 899
 900         network_complete_launch_mdns(object, context);
 901         return TRUE;
 902 }
 903
 904 gboolean netconfig_send_notification_to_net_popup(const char * noti, const char * ssid)
 905 {
 906         if (!netconfig_plugin_headed_enabled)
 907                 return FALSE;
 908
 909         if (!headed_plugin)
 910                 return FALSE;
 911
 912         return headed_plugin->send_notification_to_net_popup(noti, ssid);
 913 }
 914
 915 int netconfig_send_message_to_net_popup(const char *title,
 916                 const char *content, const char *type, const char *ssid)
 917 {
 918         if (!netconfig_plugin_headed_enabled)
 919                 return 0;
 920
 921         if (!headed_plugin)
 922                 return 0;
 923
 924         return headed_plugin->send_message_to_net_popup(title, content, type, ssid);
 925 }
 926
 927 int netconfig_send_restriction_to_net_popup(const char *title,
 928                 const char *type, const char *restriction)
 929 {
 930         if (!netconfig_plugin_headed_enabled)
 931                 return 0;
 932
 933         if (!headed_plugin)
 934                 return 0;
 935
 936         return headed_plugin->send_restriction_to_net_popup(title, type, restriction);
 937 }
 938
 939 void netconfig_set_system_event(int sys_evt, int evt_key, int evt_val)
 940 {
 941         if (!netconfig_plugin_headed_enabled)
 942                 return;
 943
 944         if (!headed_plugin)
 945                 return;
 946
 947         headed_plugin->set_system_event(sys_evt, evt_key, evt_val);
 948 }
 949
 950 void __netconfig_pop_wifi_connected_poppup(const char *ssid)
 951 {
 952         if (!netconfig_plugin_headed_enabled)
 953                 return;
 954
 955         if (!headed_plugin)
 956                 return;
 957
 958         headed_plugin->pop_wifi_connected_poppup(ssid);
 959 }
 960
 961 void netconfig_get_telephony_network_type(int *svctype, int *pstype)
 962 {
 963         if (!netconfig_plugin_telephony_enabled)
 964                 return;
 965
 966         if (!telephony_plugin)
 967                 return;
 968
 969         telephony_plugin->get_telephony_network_type(svctype, pstype);
 970 }
 971
 972 gboolean __netconfig_wifi_get_sim_imsi(Wifi *wifi, GDBusMethodInvocation *context)
 973 {
 974         if (!netconfig_plugin_telephony_enabled)
 975                 return FALSE;
 976
 977         if (!telephony_plugin)
 978                 return FALSE;
 979
 980         return telephony_plugin->wifi_get_sim_imsi(wifi, context);
 981 }
 982
 983 netconfig_error_e __netconfig_wifi_req_aka_auth(GArray *rand_data, GArray *autn_data,
 984                 GDBusMethodInvocation *context, struct wifi_authentication_data **data)
 985 {
 986         if (!netconfig_plugin_telephony_enabled)
 987                 return NETCONFIG_ERROR_INTERNAL;
 988
 989         if (!telephony_plugin)
 990                 return NETCONFIG_ERROR_INTERNAL;
 991
 992         return telephony_plugin->wifi_req_aka_auth(rand_data, autn_data, context, data);
 993 }
 994
 995 gboolean __netconfig_wifi_req_sim_auth(GArray *rand_data,
 996                 GDBusMethodInvocation *context, struct wifi_authentication_data **data)
 997 {
 998         if (!netconfig_plugin_telephony_enabled)
 999                 return FALSE;
1000
1001         if (!telephony_plugin)
1002                 return FALSE;
1003
1004         return telephony_plugin->wifi_req_sim_auth(rand_data, context, data);
1005 }
1006
1007 gboolean netconfig_tapi_check_sim_state(void)
1008 {
1009         if (!netconfig_plugin_telephony_enabled)
1010                 return FALSE;
1011
1012         if (!telephony_plugin)
1013                 return FALSE;
1014
1015         return telephony_plugin->tapi_check_sim_state();
1016 }
1017
1018 gboolean __netconfig_wifi_get_aka_authdata(Wifi *wifi,
1019                 GDBusMethodInvocation *context, struct wifi_authentication_data **data)
1020 {
1021         if (!netconfig_plugin_telephony_enabled)
1022                 return FALSE;
1023
1024         if (!telephony_plugin)
1025                 return FALSE;
1026
1027         return telephony_plugin->wifi_get_aka_authdata(wifi, context, data);
1028 }
1029
1030 gboolean __netconfig_wifi_get_sim_authdata(Wifi *wifi,
1031                 GDBusMethodInvocation *context, struct wifi_authentication_data **data)
1032 {
1033         if (!netconfig_plugin_telephony_enabled)
1034                 return FALSE;
1035
1036         if (!telephony_plugin)
1037                 return FALSE;
1038
1039         return telephony_plugin->wifi_get_sim_authdata(wifi, context, data);
1040 }
1041
1042 void netconfig_set_vconf_int(const char * key, int value)
1043 {
1044         int ret = 0;
1045
1046         DBG("[%s: %d]", key, value);
1047
1048         ret = vconf_set_int(key, value);
1049         if (ret != VCONF_OK)
1050                 ERR("Failed to set");
1051 }
1052
1053 void netconfig_set_vconf_str(const char * key, const char * value)
1054 {
1055         int ret = 0;
1056
1057         DBG("[%s: %s]", key, value);
1058
1059         ret = vconf_set_str(key, value);
1060         if (ret != VCONF_OK)
1061                 ERR("Failed to set");
1062 }
1063
1064 int netconfig_vconf_get_int(const char * key, int *value)
1065 {
1066         int ret = 0;
1067
1068         ret = vconf_get_int(key, value);
1069         if (ret != VCONF_OK) {
1070                 ERR("Failed to get vconfkey [%s] value", key);
1071                 return -1;
1072         }
1073
1074         return 0;
1075 }
1076
1077 int netconfig_vconf_get_bool(const char * key, int *value)
1078 {
1079         int ret = 0;
1080
1081         ret = vconf_get_bool(key, value);
1082         if (ret != VCONF_OK) {
1083                 ERR("Failed to get vconfkey [%s] value", key);
1084                 return -1;
1085         }
1086
1087         return 0;
1088 }
1089
1090 char* netconfig_get_env(const char *key)
1091 {
1092         FILE *fp;
1093         char buf[256], *entry = NULL, *value = NULL, *last;
1094         int len = 0;
1095
1096         if (!key)
1097                 return NULL;
1098
1099         fp = fopen(NETCONFIG_TIZEN_SYSTEM_ENV, "r");
1100         if (!fp)
1101                 return NULL;
1102
1103         while (fgets(buf, sizeof(buf), fp)) {
1104                 entry = buf;
1105                 entry = strtok_r(entry, "=", &last);
1106                 if (entry) {
1107                         if (strstr(entry, key)) {
1108                                 entry = strtok_r(NULL, "\n", &last);
1109                                 if (entry) {
1110                                         len = strlen(entry);
1111                                         value = (char*)malloc(len+1);
1112                                         g_strlcpy(value, entry, len+1);
1113                                 } else {
1114                                         value = (char*)malloc(sizeof(char));
1115                                         g_strlcpy(value, "\n", sizeof(char));
1116                                 }
1117                                 break;
1118                         }
1119                 }
1120         }
1121
1122         fclose(fp);
1123         return value;
1124 }
1125
1126 void netconfig_set_mac_address_from_file(void)
1127 {
1128         FILE *file = NULL;
1129         char mac_str[MAC_ADDRESS_MAX_LEN];
1130         gchar *mac_lower_str = NULL;
1131         int mac_len = 0;
1132
1133         file = fopen(MAC_INFO_FILEPATH, "r");
1134         if (file == NULL) {
1135                 ERR("Fail to open %s", MAC_INFO_FILEPATH);
1136                 file = fopen(MAC_ADDRESS_FILEPATH, "r");
1137                 if (file == NULL) {
1138                         ERR("Fail to open %s", MAC_ADDRESS_FILEPATH);
1139                         return;
1140                 }
1141         }
1142         if (fgets(mac_str, sizeof(mac_str), file) == NULL) {
1143                 ERR("Fail to read mac address");
1144                 fclose(file);
1145                 return;
1146         }
1147
1148         mac_len = strlen(mac_str);
1149         if (mac_len < 17) {
1150                 ERR("mac.info is empty");
1151                 fclose(file);
1152                 return;
1153         }
1154
1155         mac_lower_str = g_ascii_strup(mac_str, (gssize)mac_len);
1156         netconfig_set_vconf_str(VCONFKEY_WIFI_BSSID_ADDRESS, mac_lower_str);
1157
1158         g_free(mac_lower_str);
1159         fclose(file);
1160 }
1161
1162 tizen_profile_t _get_tizen_profile()
1163 {
1164         static tizen_profile_t profile = TIZEN_PROFILE_UNKNOWN;
1165         if (__builtin_expect(profile != TIZEN_PROFILE_UNKNOWN, 1))
1166                 return profile;
1167
1168         char *profileName;
1169         system_info_get_platform_string("http://tizen.org/feature/profile", &profileName);
1170         switch (*profileName) {
1171         case 'm':
1172         case 'M':
1173                 profile = TIZEN_PROFILE_MOBILE;
1174                 break;
1175         case 'w':
1176         case 'W':
1177                 profile = TIZEN_PROFILE_WEARABLE;
1178                 break;
1179         case 't':
1180         case 'T':
1181                 profile = TIZEN_PROFILE_TV;
1182                 break;
1183         case 'i':
1184         case 'I':
1185                 profile = TIZEN_PROFILE_IVI;
1186                 break;
1187         default: // common or unknown ==> ALL ARE COMMON.
1188                 profile = TIZEN_PROFILE_COMMON;
1189         }
1190         free(profileName);
1191
1192         return profile;
1193 }
1194
1195 void netconfig_plugin_init()
1196 {
1197         handle_headed = dlopen(HEADED_PLUGIN_FILEPATH, RTLD_NOW);
1198         if (!handle_headed) {
1199                 ERR("Can't load %s: %s", HEADED_PLUGIN_FILEPATH, dlerror());
1200         } else {
1201                 headed_plugin = dlsym(handle_headed, "netconfig_headed_plugin");
1202                 if (!headed_plugin) {
1203                         ERR("Can't load symbol: %s", dlerror());
1204                         dlclose(handle_headed);
1205                 } else {
1206                         netconfig_plugin_headed_enabled = TRUE;
1207                 }
1208         }
1209
1210         handle_telephony = dlopen(TELEPHONY_PLUGIN_FILEPATH, RTLD_NOW);
1211         if (!handle_telephony) {
1212                 ERR("Can't load %s: %s", TELEPHONY_PLUGIN_FILEPATH, dlerror());
1213         } else {
1214                 telephony_plugin = dlsym(handle_telephony, "netconfig_telephony_plugin");
1215                 if (!telephony_plugin) {
1216                         ERR("Can't load symbol: %s", dlerror());
1217                         dlclose(handle_telephony);
1218                 } else {
1219                         netconfig_plugin_telephony_enabled = TRUE;
1220                 }
1221         }
1222 }
1223
1224 void netconfig_plugin_deinit()
1225 {
1226         if (netconfig_plugin_headed_enabled) {
1227                 netconfig_plugin_headed_enabled = FALSE;
1228                 dlclose(handle_headed);
1229         }
1230
1231         if (netconfig_plugin_telephony_enabled) {
1232                 netconfig_plugin_telephony_enabled = FALSE;
1233                 dlclose(handle_telephony);
1234         }
1235 }
1236
1237 gboolean netconfig_get_headed_plugin_flag()
1238 {
1239         return netconfig_plugin_headed_enabled;
1240 }
1241
1242 gboolean netconfig_get_telephony_plugin_flag()
1243 {
1244         return netconfig_plugin_telephony_enabled;
1245 }
1246