bt-ipsp/bt-ipsp.c

   1 /*
   2  * Copyright (c) 2015 Samsung Electronics Co., Ltd All Rights Reserved
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *              http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  *
  16  */
  17
  18 #include <dlog.h>
  19 #include <gio/gio.h>
  20
  21 #include <stdio.h>
  22 #include <unistd.h>
  23 #include <string.h>
  24 #include <fcntl.h>
  25
  26 #include "bt-ipsp.h"
  27 #include "bluetooth-api.h"
  28 #include <net_connection.h>
  29 #include <sys/socket.h>
  30 #include <net/if.h>
  31 #include <netinet/in.h>
  32 #include <arpa/inet.h>
  33 #include <sys/ioctl.h>
  34 #include <bluetooth_type.h>
  35
  36 #undef LOG_TAG
  37 #define LOG_TAG "BLUETOOTH_IPSP"
  38
  39 #define BT_INFO(fmt, arg...) SLOGI(fmt, ##arg)
  40 #define BT_ERR(fmt, arg...) SLOGE(fmt, ##arg)
  41 #define BT_DBG(fmt, arg...) SLOGD(fmt, ##arg)
  42
  43 static GDBusConnection *service_gconn;
  44 static connection_h net_connection = NULL;
  45 static connection_profile_h tethered_prof = NULL;
  46 static pid_t dnsmasq_pid = 0;
  47 static char dns_addr[INET_ADDRSTRLEN] = "0.0.0.0";
  48
  49 struct in6_ifreq {
  50         struct in6_addr ifr6_addr;
  51         __u32 ifr6_prefixlen;
  52         unsigned int ifr6_ifindex;
  53 };
  54
  55 static const gchar bt_ipsp_introspection_xml[] =
  56 "<node name='/'>"
  57 "  <interface name='org.projectx.bt_ipsp'>"
  58 "     <method name='EnableIpsp'>"
  59 "     </method>"
  60 "     <method name='SetIpv6Addr'>"
  61 "          <arg type='s' name='ifname' direction='in'/>"
  62 "          <arg type='s' name='address' direction='in'/>"
  63 "     </method>"
  64 "     <method name='RecoverAdapter'>"
  65 "     </method>"
  66 "     <method name='ResetAdapter'>"
  67 "     </method>"
  68 "     <method name='EnableAdapterLe'>"
  69 "     </method>"
  70 "     <method name='DisableAdapterLe'>"
  71 "     </method>"
  72 "     <method name='EnableCore'>"
  73 "     </method>"
  74 "         <method name='SetTransferValue'>"
  75 "          <arg type='b' name='value' direction='in'/>"
  76 "         </method>"
  77 "     <method name='FactoryTestMode'>"
  78 "          <arg type='s' name='type' direction='in'/>"
  79 "          <arg type='s' name='arg' direction='in'/>"
  80 "          <arg type='i' name='ret' direction='out'/>"
  81 "     </method>"
  82 " </interface>"
  83 "</node>";
  84
  85 static guint obj_id, sig_id1, sig_id2, sig_id3;
  86
  87
  88 static GMainLoop *main_loop;
  89
  90 void _bt_ipsp_gdbus_deinit_proxys(void)
  91 {
  92         BT_DBG("");
  93
  94 //      if (service_gproxy) {
  95 //              g_object_unref(service_gproxy);
  96 //              service_gproxy = NULL;
  97 //      }
  98
  99         if (service_gconn) {
 100                 g_object_unref(service_gconn);
 101                 service_gconn = NULL;
 102         }
 103 }
 104
 105 void _bt_ipsp_terminate(void)
 106 {
 107 //      if (_bt_check_terminating_condition() == FALSE)
 108 //              return;
 109
 110         _bt_ipsp_gdbus_deinit_proxys();
 111         if (main_loop) {
 112                 g_main_loop_quit(main_loop);
 113         } else {
 114                 BT_DBG("Terminating bt-core daemon");
 115                 exit(0);
 116         }
 117 }
 118
 119 GDBusConnection * _bt_ipsp_get_gdbus_connection(void)
 120 {
 121         GError *err = NULL;
 122
 123         if (service_gconn == NULL)
 124                 service_gconn = g_bus_get_sync(G_BUS_TYPE_SYSTEM, NULL, &err);
 125
 126         if (!service_gconn) {
 127                 if (err) {
 128                         BT_ERR("Unable to connect to dbus: %s", err->message);
 129                         g_clear_error(&err);
 130                 }
 131                 return NULL;
 132         }
 133
 134         return service_gconn;
 135 }
 136
 137
 138 void  _bt_ipsp_unregister_dbus(void)
 139 {
 140         GDBusConnection *conn;
 141
 142         BT_DBG("");
 143
 144         conn = _bt_ipsp_get_gdbus_connection();
 145         if (!conn)
 146                 return;
 147
 148         if (obj_id > 0) {
 149                 g_dbus_connection_unregister_object(conn, obj_id);
 150                 obj_id = 0;
 151         }
 152
 153         if (sig_id1 > 0) {
 154                 g_dbus_connection_signal_unsubscribe(conn, sig_id1);
 155                 sig_id1 = 0;
 156         }
 157         if (sig_id2 > 0) {
 158                 g_dbus_connection_signal_unsubscribe(conn, sig_id2);
 159                 sig_id2 = 0;
 160         }
 161         if (sig_id3 > 0) {
 162                 g_dbus_connection_signal_unsubscribe(conn, sig_id3);
 163                 sig_id3 = 0;
 164         }
 165 }
 166
 167 static void __bt_ipsp_sigterm_handler(int signo)
 168 {
 169         BT_DBG("Got the signal: %d", signo);
 170
 171         _bt_ipsp_terminate();
 172 }
 173
 174 static void __bt_ipsp_get_network_interface_name(char **if_name)
 175 {
 176         if (if_name == NULL) {
 177                 BT_ERR("if_name is NULL\n");
 178                 return;
 179         }
 180
 181         if (tethered_prof == NULL) {
 182                 BT_ERR("tethered prof is NULL");
 183                 return;
 184         }
 185
 186         int ret = 0;
 187
 188         connection_profile_refresh(tethered_prof);
 189
 190         ret = connection_profile_get_network_interface_name(tethered_prof, if_name);
 191         if (ret != CONNECTION_ERROR_NONE) {
 192                 BT_ERR("connection_profile_get_network_interface_name is failed : 0x%X\n", ret);
 193                 return;
 194         }
 195
 196         BT_DBG("network if name : %s", *if_name);
 197
 198         if (strlen(*if_name) == 0) {
 199                 BT_ERR("if_name is zero length\n");
 200                 free(*if_name);
 201                 return;
 202         }
 203
 204         return;
 205
 206 }
 207
 208 gboolean __bt_ipsp_get_network_ipv6_address(const char *if_name, mobile_ap_ipv6_scope_e ip_scope, char **ip)
 209 {
 210         FILE *fd;
 211         char addr[8][5];
 212         char name[MH_MAX_INTERFACE_NAME_LEN] = {0,};
 213         char copied[MH_MAX_IPV6_ADDRESS_STR_LEN] = {0,};
 214         int if_idx, prefix_len, scope, if_flag;
 215
 216         fd = fopen(MH_IF_INET6_PATH, "r");
 217         if (fd == NULL) {
 218                 BT_ERR("Failed to open file!!");
 219                 return FALSE;
 220         }
 221
 222         while (fscanf(fd, "%4s%4s%4s%4s%4s%4s%4s%4s %2x %d %d %2x %20s",
 223                                 addr[0], addr[1], addr[2], addr[3],
 224                                 addr[4], addr[5], addr[6], addr[7],
 225                                 &if_idx, &prefix_len, &scope, &if_flag, name) != EOF) {
 226
 227                 if (strncmp(name, if_name, strlen(if_name)) != 0)
 228                         continue;
 229
 230                 if (scope != ip_scope)
 231                         continue;
 232
 233                 sprintf(copied, "%s:%s:%s:%s:%s:%s:%s:%s",
 234                                 addr[0], addr[1], addr[2], addr[3],
 235                                 addr[4], addr[5], addr[6], addr[7]);
 236
 237                 *ip = g_strdup(copied);
 238
 239                 BT_DBG("IP (%s)", *ip);
 240                 break;
 241         }
 242
 243         if (fd)
 244                 fclose(fd);
 245
 246         return TRUE;
 247
 248 }
 249
 250 int __bt_ipsp_create_ipv6_address(char *ifname, char **ipv6_address)
 251 {
 252         char *network_if_name = NULL;
 253         char *link_addr = NULL;
 254         char *network_addr = NULL;
 255         char *prefix;
 256         char *if_id = NULL;
 257         char copied[MH_MAX_IPV6_ADDRESS_STR_LEN] = {0, };
 258         int i = 0;
 259
 260         __bt_ipsp_get_network_interface_name(&network_if_name);
 261         __bt_ipsp_get_network_ipv6_address(ifname, MOBILE_AP_IPV6_SCOPE_LINK, &link_addr);
 262         __bt_ipsp_get_network_ipv6_address(network_if_name, MOBILE_AP_IPV6_SCOPE_GLOBAL, &network_addr);
 263
 264         if (link_addr == NULL || network_addr == NULL) {
 265                 BT_DBG("address is NULL");
 266                 return BT_ERROR_OPERATION_FAILED;
 267         }
 268
 269         prefix = g_strndup(network_addr, 19);
 270
 271         for (i = 0; i < 4; i++) {
 272                 strtok_r(link_addr, ":", &if_id);
 273                 link_addr = if_id;
 274         }
 275         sprintf(copied, "%s:%s", prefix, if_id);
 276
 277         *ipv6_address = g_strdup(copied);
 278
 279
 280 #if 0
 281         g_free(network_if_name);
 282         g_free(link_addr);
 283         g_free(network_addr);
 284         g_free(prefix);
 285         g_free(if_id);
 286 #endif
 287         BT_DBG("Created IPv6 address [%s]", *ipv6_address);
 288
 289         return BT_ERROR_NONE;
 290
 291 }
 292
 293 int __bt_ipsp_set_ipv6_address(const char *if_name, char *ipv6_addr)
 294 {
 295         BT_DBG("++");
 296         struct ifreq ifr;
 297         struct sockaddr_in6 addr;
 298         int sock_fd;
 299         struct in6_ifreq ifr6;
 300
 301         sock_fd = socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP);
 302         if (sock_fd == -1) {
 303                 BT_ERR("failed to open socket for ipv6");
 304                 return BT_ERROR_OPERATION_FAILED;
 305         }
 306
 307         g_strlcpy(ifr.ifr_name, if_name, IFNAMSIZ);
 308
 309         memset(&addr, 0, sizeof(struct sockaddr));
 310         addr.sin6_family = AF_INET6;
 311         addr.sin6_port = 0;
 312
 313         if (inet_pton(AF_INET6, ipv6_addr, (void *)&addr.sin6_addr) <= 0) {
 314                 BT_ERR("Bad address!!");
 315                 return BT_ERROR_OPERATION_FAILED;
 316         }
 317
 318         memcpy((char *)&ifr6.ifr6_addr, (char *)&addr.sin6_addr, sizeof(struct in6_addr));
 319
 320         if (ioctl(sock_fd, SIOGIFINDEX, &ifr) < 0) {
 321                 BT_ERR("ioctl failed...!!!\n");
 322                 close(sock_fd);
 323                 return BT_ERROR_OPERATION_FAILED;
 324         }
 325
 326         ifr6.ifr6_ifindex = ifr.ifr_ifindex;
 327         ifr6.ifr6_prefixlen = 64;
 328
 329         if (ioctl(sock_fd, SIOCSIFADDR, &ifr6) < 0) {
 330                 BT_ERR("ioctl failed...!!!\n");
 331                 close(sock_fd);
 332                 return BT_ERROR_OPERATION_FAILED;
 333         }
 334
 335         ifr.ifr_flags |= IFF_UP | IFF_RUNNING;
 336
 337         if (ioctl(sock_fd, SIOCSIFFLAGS, &ifr) < 0) {
 338                 BT_ERR("ioctl failed...!!!\n");
 339                 close(sock_fd);
 340                 return BT_ERROR_OPERATION_FAILED;
 341         }
 342
 343         close(sock_fd);
 344         BT_DBG("--");
 345
 346         return BT_ERROR_NONE;
 347
 348 }
 349
 350
 351
 352 void __bt_ipsp_connection_state_changed_cb(int result, bool connected, const char *remote_address,
 353                 const char *iface_name, void *user_data)
 354 {
 355 //      char *ip6;
 356
 357         BT_DBG("result: %d", result);
 358         BT_DBG("Connected : %d", connected);
 359         BT_DBG("Remote BT address : %s", remote_address);
 360         BT_DBG("Interface name : %s", remote_address);
 361
 362         /* create ipv6 address */
 363 }
 364
 365 static int __enable_ipv6_forwarding(void)
 366 {
 367         BT_DBG("++");
 368         int fd = -1;
 369
 370         fd = open(IPV6_FORWARDING, O_WRONLY);
 371         if (fd < 0) {
 372                 BT_ERR("open failed\n");
 373                 return BT_ERROR_OPERATION_FAILED;
 374         }
 375
 376         if (write(fd, "1", 1) != 1) {
 377                 BT_ERR("write failed\n");
 378                 close(fd);
 379                 return BT_ERROR_OPERATION_FAILED;
 380         }
 381         close(fd);
 382
 383         BT_DBG("--");
 384         return BT_ERROR_NONE;
 385 }
 386
 387 static int __enable_ipv6_proxy_ndp(void)
 388 {
 389         BT_DBG("++");
 390         int fd = -1;
 391
 392         fd = open(IPV6_PROXY_NDP, O_WRONLY);
 393         if (fd < 0) {
 394                 BT_ERR("open failed\n");
 395                 return BT_ERROR_OPERATION_FAILED;
 396         }
 397
 398         if (write(fd, "1", 1) != 1) {
 399                 BT_ERR("write failed\n");
 400                 close(fd);
 401                 return BT_ERROR_OPERATION_FAILED;
 402         }
 403         close(fd);
 404
 405         BT_DBG("--");
 406         return BT_ERROR_NONE;
 407 }
 408
 409 int __bt_ipsp_execute_dhcp6_server(void)
 410 {
 411         BT_DBG("++");
 412         char buf[DNSMASQ_CONF_LEN] = "";
 413         FILE *fp = NULL;
 414         pid_t pid;
 415         char *network_if_name = NULL;
 416         char *network_addr = NULL;
 417
 418         if (remove(DNSMASQ_LEASES_FILE) < 0)
 419                 BT_ERR("Failed to remove %s", DNSMASQ_LEASES_FILE);
 420
 421         if (dnsmasq_pid == 0) {
 422                 fp = fopen(DNSMASQ_CONF_FILE, "w");
 423                 if (NULL == fp) {
 424                         BT_ERR("Could not create the file.\n");
 425                         return BT_ERROR_OPERATION_FAILED;
 426                 }
 427
 428                 __bt_ipsp_get_network_interface_name(&network_if_name);
 429
 430                 __bt_ipsp_get_network_ipv6_address(network_if_name, MOBILE_AP_IPV6_SCOPE_GLOBAL, &network_addr);
 431                 if (network_addr == NULL) {
 432                         BT_ERR("Failed to get global IP");
 433                         return BT_ERROR_OPERATION_FAILED;
 434                 }
 435
 436                 snprintf(buf, DNSMASQ_CONF_LEN, DNSMASQ_CONF6, dns_addr, g_strndup(network_addr, 19));
 437                 fputs(buf, fp);
 438                 fclose(fp);
 439
 440                 pid = fork();
 441                 if (pid < 0) {
 442                         BT_ERR("fork failed\n");
 443                         return BT_ERROR_OPERATION_FAILED;
 444                 }
 445
 446                 if (pid == 0) {
 447                         /* -d : Debug mode
 448                          * -p : DNS port
 449                          * -C file : Configuration file path
 450                          */
 451                         if (execl("/usr/bin/dnsmasq", "/usr/bin/dnsmasq", "-d",
 452                                                 "-p", "0", "-C", DNSMASQ_CONF_FILE,
 453                                                 (char *)NULL)) {
 454                                 BT_ERR("execl failed\n");
 455                         }
 456
 457                         BT_ERR("Should not get here!");
 458                         return BT_ERROR_OPERATION_FAILED;
 459                 }
 460
 461                 dnsmasq_pid = pid;
 462         } else {
 463                 BT_DBG("DNS-SERVER is already running.\n");
 464         }
 465
 466         BT_DBG("--");
 467         return BT_ERROR_NONE;
 468
 469 }
 470
 471 static void __generate_eui64_address(char *hw_addr, char **eui64_addr)
 472 {
 473         char addr[6][3];
 474         char addr64[20] = {0,};
 475         char *copied = g_strdup(hw_addr);
 476         char *ptr = NULL;
 477         unsigned int hex = 0;
 478         int i;
 479
 480         BT_DBG("+");
 481
 482         for (i = 0; i < 6; i++) {
 483                 strtok_r(copied, ":", &ptr);
 484                 sscanf(copied, "%s", addr[i]);
 485                 BT_DBG("copied/ptr (%s/%s)", copied, ptr);
 486                 BT_DBG("addr(%s)", addr[i]);
 487                 copied = ptr;
 488         }
 489
 490         BT_DBG("----------");
 491         sscanf(addr[0], "%x", &hex);
 492         BT_DBG("+++");
 493         /* Invert 7th bit */
 494         hex ^= 2;
 495         BT_DBG("Inverted bit(%x)", hex);
 496         sprintf(addr64, "%x%s:%sff:fe%s:%s%s",
 497                         hex, addr[1], addr[2], addr[3], addr[4], addr[5]);
 498
 499         BT_DBG("addr64(%s)", addr64);
 500         *eui64_addr = g_strdup(addr64);
 501
 502         BT_DBG("Generated EUI-64 address (%s)", *eui64_addr);
 503 //      g_free(copied);
 504
 505         BT_DBG("-");
 506 }
 507
 508
 509 int __bt_ipsp_create_ipv6_remote_address(char *remote_address, char **ipv6_address)
 510 {
 511         BT_DBG("++");
 512         char *eui64_addr = NULL;
 513         char *network_addr = NULL;
 514         char *network_if_name = NULL;
 515         char *prefix;
 516         char copied[MH_MAX_IPV6_ADDRESS_STR_LEN] = {0, };
 517
 518         __generate_eui64_address(remote_address, &eui64_addr);
 519         if (eui64_addr == NULL) {
 520                 BT_ERR("Failed to generate EUI-64 ID!!");
 521                 return BT_ERROR_OPERATION_FAILED;
 522         }
 523
 524         __bt_ipsp_get_network_interface_name(&network_if_name);
 525         __bt_ipsp_get_network_ipv6_address(network_if_name, MOBILE_AP_IPV6_SCOPE_GLOBAL, &network_addr);
 526         if (network_addr == NULL) {
 527                 BT_ERR("Failed to get network address!!");
 528                 return BT_ERROR_OPERATION_FAILED;
 529         }
 530
 531         prefix = g_strndup(network_addr, 19);
 532         sprintf(copied, "%s:%s", prefix, eui64_addr);
 533         *ipv6_address = g_strdup(copied);
 534
 535         BT_DBG("remote device ipv6 addr : %s", *ipv6_address);
 536         BT_DBG("--");
 537         return BT_ERROR_NONE;
 538
 539
 540 }
 541
 542 int _execute_command(const char *cmd)
 543 {
 544         if (cmd == NULL) {
 545                 BT_ERR("Invalid param\n");
 546                 return -1;
 547         }
 548
 549         int status = 0;
 550         int exit_status = 0;
 551         pid_t pid = 0;
 552         gchar **args = NULL;
 553
 554         BT_DBG("CMD : %s\n", cmd);
 555
 556         args = g_strsplit_set(cmd, " ", -1);
 557         if (!args) {
 558                 BT_ERR("g_strsplit_set failed\n");
 559                 return -1;
 560         }
 561
 562         if ((pid = fork()) < 0) {
 563                 BT_ERR("fork failed\n");
 564                 g_strfreev(args);
 565                 return -1;
 566         }
 567
 568         if (!pid) {
 569                 if (execv(args[0], args))
 570                         BT_ERR("execl failed\n");
 571
 572                 BT_ERR("Should never get here!\n");
 573                 g_strfreev(args);
 574                 return -1;
 575         } else {
 576                 /* Need to add timeout */
 577                 waitpid(pid, &status, 0);
 578                 g_strfreev(args);
 579
 580                 if (WIFEXITED(status)) {
 581                         exit_status = WEXITSTATUS(status);
 582                         if (exit_status) {
 583                                 BT_ERR("child return : %d\n", exit_status);
 584                                 return -1;
 585                         }
 586                         return 0;
 587                 } else {
 588                         BT_ERR("child is terminated without exit\n");
 589                         return -1;
 590                 }
 591         }
 592 }
 593
 594 gboolean __bt_ipsp_add_ipv6_neigh_proxy(char *if_name, char *ip)
 595 {
 596         BT_DBG("++");
 597         if (tethered_prof == NULL) {
 598                 BT_DBG("There is no network\n");
 599                 return TRUE;
 600         }
 601
 602         char cmd[MAX_BUF_SIZE] = {0, };
 603
 604         snprintf(cmd, sizeof(cmd), "%s -6 neigh add "IPV6_NEIGH_PROXY,
 605                         IP_CMD, ip, if_name);
 606
 607         if (_execute_command(cmd)) {
 608                 BT_ERR("%s is failed\n", cmd);
 609                 return FALSE;
 610         }
 611
 612         BT_DBG("--");
 613         return TRUE;
 614
 615 }
 616
 617 gboolean __bt_ipsp_add_ipv6_route(char *if_name, char *ip, int prefix)
 618 {
 619         BT_DBG("++");
 620         if (tethered_prof == NULL) {
 621                 BT_DBG("There is no network\n");
 622                 return TRUE;
 623         }
 624
 625         char cmd[MAX_BUF_SIZE] = {0, };
 626         char routing_ip[MH_MAX_IPV6_ADDRESS_STR_LEN] = {0, };
 627         char *copied_ip = NULL;
 628         int len = (prefix % 4) + 4;
 629
 630         if (prefix < 128) {
 631                 copied_ip = g_strndup(ip, len);
 632                 g_snprintf(routing_ip, sizeof(routing_ip), "%s:", copied_ip);
 633                 g_free(copied_ip);
 634
 635                 snprintf(cmd, sizeof(cmd), "%s -6 route add "IPV6_INTERFACE_ROUTING,
 636                                 IP_CMD, ip, prefix, if_name);
 637         } else {
 638                 snprintf(cmd, sizeof(cmd), "%s -6 route add "IPV6_INTERFACE_ROUTING,
 639                                 IP_CMD, ip, prefix, if_name);
 640         }
 641
 642         if (_execute_command(cmd)) {
 643                 BT_ERR("%s is failed\n", cmd);
 644                 return FALSE;
 645         }
 646
 647         BT_DBG("--");
 648         return TRUE;
 649
 650
 651 }
 652
 653 static void __bt_ipsp_dbus_method(GDBusConnection *connection,
 654                         const gchar *sender,
 655                         const gchar *object_path,
 656                         const gchar *interface_name,
 657                         const gchar *method_name,
 658                         GVariant *parameters,
 659                         GDBusMethodInvocation *invocation,
 660                         gpointer user_data)
 661 {
 662         int ret = 0;
 663
 664         BT_DBG("method %s", method_name);
 665         if (g_strcmp0(method_name, "EnableIpsp") == 0) {
 666                 BT_DBG("");
 667 //              ret = _bt_core_enable_adapter();
 668 //              ret = bt_ipsp_set_connection_state_changed_cb(
 669 //                              __bt_ipsp_connection_state_changed_cb, NULL);
 670
 671 //              if (ret != BT_ERROR_NONE)
 672 //                      BT_ERR("failed to set ipsp changed cb");
 673
 674                 /* init network */
 675                 ret = connection_create(&net_connection);
 676                 if (ret != CONNECTION_ERROR_NONE)
 677                         BT_ERR("connection create is failed");
 678
 679                 ret = connection_get_current_profile(net_connection, &tethered_prof);
 680                 if (ret != CONNECTION_ERROR_NONE)
 681                         BT_ERR("connection_get_current_profile is failed [0x%X]", ret);
 682
 683                 __enable_ipv6_forwarding();
 684                 __enable_ipv6_proxy_ndp();
 685
 686                 __bt_ipsp_execute_dhcp6_server();
 687
 688         } else if (g_strcmp0(method_name, "SetIpv6Addr") == 0) {
 689 //              ret = _bt_core_disable_adapter();
 690                 int ret;
 691                 BT_DBG("");
 692                 char *ifname = NULL;
 693                 char *address = NULL;
 694                 char *ip6;
 695
 696                 char *remote_ipv6_address = NULL;
 697                 //char *network_ipv6_address = NULL;
 698                 char *network_interface = NULL;
 699
 700                 g_variant_get(parameters, "(ss)", &ifname, &address);
 701                 BT_DBG("Ipsp interface name : %s", ifname);
 702                 BT_DBG("remote device address : %s", address);
 703
 704                 ret = __bt_ipsp_create_ipv6_address(ifname, &ip6);
 705                 if (ret != BT_ERROR_NONE)
 706                         BT_DBG("failed to create ipv6 address");
 707
 708                 ret = __bt_ipsp_set_ipv6_address(ifname, ip6);
 709                 if (ret != BT_ERROR_NONE)
 710                         BT_DBG("failed to set ipv6 address");
 711
 712                 ret = __bt_ipsp_create_ipv6_remote_address(address, &remote_ipv6_address);
 713                 if (ret != BT_ERROR_NONE)
 714                         BT_DBG("failed to create remote device ipv6 address");
 715
 716                 __bt_ipsp_get_network_interface_name(&network_interface);
 717
 718                 /* Add the Routing Rule */
 719                 __bt_ipsp_add_ipv6_neigh_proxy(network_interface, remote_ipv6_address);
 720                 __bt_ipsp_add_ipv6_neigh_proxy(ifname, "fd23:8172:c17a:1:7a54:2eff:fe4d:c88");
 721
 722
 723
 724
 725                 __bt_ipsp_add_ipv6_route(ifname, remote_ipv6_address, 128);
 726                 __bt_ipsp_add_ipv6_route(network_interface, "fd23:8172:c17a:1:7a54:2eff:fe4d:c88", 64);
 727
 728         }
 729 #if 0
 730         else if (g_strcmp0(method_name, "RecoverAdapter") == 0) {
 731                 ret = _bt_core_recover_adapter();
 732         } else if (g_strcmp0(method_name, "ResetAdapter") == 0) {
 733                 ret = __bt_core_reset_adapter();
 734         } else if (g_strcmp0(method_name, "EnableAdapterLe") == 0) {
 735                 ret = _bt_core_enable_adapter_le();
 736         } else if (g_strcmp0(method_name, "DisableAdapterLe") == 0) {
 737                 ret = _bt_core_disable_adapter_le();
 738         } else if (g_strcmp0(method_name, "EnableCore") == 0) {
 739                 ret = _bt_core_enable_core();
 740         } else if (g_strcmp0(method_name, "SetTransferValue") == 0) {
 741                 gboolean value = FALSE;
 742
 743                 g_variant_get(parameters, "(b)", &value);
 744                 BT_DBG("Transfer value: %d", value);
 745
 746                 ret = _bt_core_set_transfer_value(value);
 747         } else if (g_strcmp0(method_name, "FactoryTestMode") == 0) {
 748                 const char *type = NULL;
 749                 const char *arg = NULL;
 750
 751                 g_variant_get(parameters, "(&s&s)", &type, &arg);
 752                 ret = _bt_core_factory_test_mode(type, arg);
 753                 g_dbus_method_invocation_return_value(invocation,
 754                                 g_variant_new("(i)", ret));
 755                  return;
 756         } else {
 757                 ret = FALSE;
 758         }
 759 #endif
 760         BT_DBG("-");
 761 }
 762
 763 static const GDBusInterfaceVTable method_table = {
 764         __bt_ipsp_dbus_method,
 765         NULL,
 766         NULL,
 767 };
 768
 769
 770 gboolean __is_interface_and_signal_valid(const gchar *interface_name,
 771                                                 const gchar *signal_name)
 772 {
 773         if (g_strcmp0(interface_name, "org.freedesktop.DBus") &&
 774                 g_strcmp0(interface_name, "org.freedesktop.DBus.ObjectManager"))
 775                 return FALSE;
 776
 777         if (g_strcmp0(signal_name, "NameOwnerChanged") &&
 778                 g_strcmp0(signal_name, "InterfacesAdded") &&
 779                 g_strcmp0(signal_name, "InterfacesRemoved"))
 780                 return FALSE;
 781
 782         return TRUE;
 783 }
 784
 785 static void __bt_ipsp_event_filter(GDBusConnection *connection,
 786                                                  const gchar *sender_name,
 787                                                  const gchar *object_path,
 788                                                  const gchar *interface_name,
 789                                                  const gchar *signal_name,
 790                                                  GVariant *parameters,
 791                                                  gpointer user_data)
 792 {
 793         if (!__is_interface_and_signal_valid(interface_name, signal_name))
 794                 return;
 795
 796         if (!g_strcmp0(signal_name, "InterfacesAdded")) {
 797                 char *obj_path = NULL;
 798                 GVariant *optional_param;
 799
 800                 g_variant_get(parameters, "(&o@a{sa{sv}})",
 801                                                 &obj_path, &optional_param);
 802
 803 //              if (g_strcmp0(obj_path, "/org/bluez/hci0") == 0)
 804 //                      _bt_core_adapter_added_cb();
 805
 806         } else if (!g_strcmp0(signal_name, "InterfacesRemoved")) {
 807                 char *obj_path = NULL;
 808                 GVariant *optional_param;
 809
 810                 g_variant_get(parameters, "(&o@as)", &obj_path,
 811                                                         &optional_param);
 812
 813 //              if (g_strcmp0(obj_path, "/org/bluez/hci0") == 0)
 814 //                      _bt_core_adapter_removed_cb();
 815
 816         } else { /* NameOwnerChanged */
 817 //              const char *name = NULL;
 818 //              const char *old_owner = NULL;
 819 //              const char *new_owner = NULL;
 820
 821 //              g_variant_get(parameters, "(&s&s&s)", &name, &old_owner,
 822 //                                                              &new_owner);
 823
 824 //              if (new_owner != NULL && *new_owner == '\0')
 825 //                      __handle_name_owner_changed(name);
 826         }
 827 }
 828
 829 static GDBusNodeInfo *__bt_ipsp_create_node_info(
 830                                         const gchar *introspection_data)
 831 {
 832         GError *err = NULL;
 833         GDBusNodeInfo *node_info = NULL;
 834
 835         if (introspection_data == NULL)
 836                 return NULL;
 837
 838         node_info = g_dbus_node_info_new_for_xml(introspection_data, &err);
 839
 840         if (err) {
 841                 BT_ERR("Unable to create node: %s", err->message);
 842                 g_clear_error(&err);
 843         }
 844         return node_info;
 845 }
 846
 847 gboolean _bt_ipsp_register_dbus(void)
 848 {
 849         GError *error = NULL;
 850         guint owner_id;
 851         GDBusNodeInfo *node_info;
 852         gchar *path;
 853         GDBusConnection *conn;
 854
 855         conn = _bt_ipsp_get_gdbus_connection();
 856         if (!conn)
 857                 return FALSE;
 858
 859         owner_id = g_bus_own_name(G_BUS_TYPE_SYSTEM,
 860                                 BT_IPSP_NAME,
 861                                 G_BUS_NAME_OWNER_FLAGS_NONE,
 862                                 NULL, NULL, NULL,
 863                                 NULL, NULL);
 864
 865         BT_DBG("owner_id is [%d]", owner_id);
 866
 867         node_info = __bt_ipsp_create_node_info(bt_ipsp_introspection_xml);
 868         if (node_info == NULL)
 869                 return FALSE;
 870
 871         path = g_strdup(BT_IPSP_PATH);
 872         BT_DBG("path is [%s]", path);
 873
 874         obj_id = g_dbus_connection_register_object(conn, path,
 875                                         node_info->interfaces[0],
 876                                         &method_table,
 877                                         NULL, NULL, &error);
 878         if (obj_id == 0) {
 879                 BT_ERR("Failed to register: %s", error->message);
 880                 g_error_free(error);
 881                 g_free(path);
 882                 return FALSE;
 883         }
 884
 885         g_free(path);
 886
 887         sig_id1 = g_dbus_connection_signal_subscribe(conn,
 888                                 NULL, "org.freedesktop.DBus",
 889                                 "NameOwnerChanged", NULL, NULL, 0,
 890                                 __bt_ipsp_event_filter, NULL, NULL);
 891         sig_id2 = g_dbus_connection_signal_subscribe(conn,
 892                                 NULL, "org.freedesktop.DBus.ObjectManager",
 893                                 "InterfacesAdded", NULL, NULL,
 894                                 0, __bt_ipsp_event_filter, NULL, NULL);
 895         sig_id3 = g_dbus_connection_signal_subscribe(conn,
 896                                 NULL, "org.freedesktop.DBus.ObjectManager",
 897                                 "InterfacesRemoved", NULL,
 898                                 NULL, 0, __bt_ipsp_event_filter, NULL, NULL);
 899
 900         return TRUE;
 901 }
 902
 903 int main(void)
 904 {
 905         gboolean ret;
 906         struct sigaction sa;
 907
 908         BT_INFO_C("Starting bt-ipsp daemeon");
 909
 910         ret = _bt_ipsp_register_dbus();
 911         if (!ret) {
 912                 BT_ERR("_bt_core_register_dbus failed");
 913                 goto fail;
 914         }
 915
 916
 917         memset(&sa, 0, sizeof(sa));
 918         sa.sa_handler = __bt_ipsp_sigterm_handler;
 919         sigaction(SIGINT, &sa, NULL);
 920         sigaction(SIGTERM, &sa, NULL);
 921
 922 //      g_timeout_add(500, (GSourceFunc)__bt_check_bt_core, NULL);
 923
 924         main_loop = g_main_loop_new(NULL, FALSE);
 925         if (!main_loop) {
 926                 BT_ERR("creating main loop failed");
 927                 goto fail;
 928         }
 929
 930         g_main_loop_run(main_loop);
 931
 932 fail:
 933         _bt_ipsp_unregister_dbus();
 934
 935         if (main_loop)
 936                 g_main_loop_unref(main_loop);
 937
 938         BT_INFO_C("Terminating bt-ipsp daemon");
 939
 940         return 0;
 941
 942
 943 }