2 * Copyright (c) 2015 Samsung Electronics Co., Ltd All Rights Reserved
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
26 #include "bluetooth-ipsp-agent.h"
27 #include "bluetooth-api.h"
28 #include <net_connection.h>
29 #include <sys/socket.h>
31 #include <netinet/in.h>
32 #include <arpa/inet.h>
33 #include <sys/ioctl.h>
34 #include <bluetooth_type.h>
37 #define LOG_TAG "BLUETOOTH_IPSP"
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)
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";
50 struct in6_addr ifr6_addr;
52 unsigned int ifr6_ifindex;
55 static const gchar bt_ipsp_introspection_xml[] =
57 " <interface name='org.projectx.bt_ipsp'>"
58 " <method name='EnableIpsp'>"
60 " <method name='SetIpv6Addr'>"
61 " <arg type='s' name='ifname' direction='in'/>"
62 " <arg type='s' name='address' direction='in'/>"
64 " <method name='RecoverAdapter'>"
66 " <method name='ResetAdapter'>"
68 " <method name='EnableAdapterLe'>"
70 " <method name='DisableAdapterLe'>"
72 " <method name='EnableCore'>"
74 " <method name='SetTransferValue'>"
75 " <arg type='b' name='value' direction='in'/>"
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'/>"
85 static guint obj_id, sig_id1, sig_id2, sig_id3;
88 static GMainLoop *main_loop;
90 void _bt_ipsp_gdbus_deinit_proxys(void)
95 g_object_unref(service_gconn);
102 /* LCOV_EXCL_START */
103 void _bt_ipsp_terminate(void)
105 _bt_ipsp_gdbus_deinit_proxys();
107 g_main_loop_quit(main_loop);
109 BT_DBG("Terminating bt-core daemon");
115 static GDBusConnection *__bt_ipsp_get_gdbus_connection(void)
119 if (service_gconn == NULL)
120 service_gconn = g_bus_get_sync(G_BUS_TYPE_SYSTEM, NULL, &err);
122 if (!service_gconn) {
123 /* LCOV_EXCL_START */
125 BT_ERR("Unable to connect to dbus: %s", err->message);
132 return service_gconn;
136 void _bt_ipsp_unregister_dbus(void)
138 GDBusConnection *conn;
142 conn = __bt_ipsp_get_gdbus_connection();
147 g_dbus_connection_unregister_object(conn, obj_id);
152 g_dbus_connection_signal_unsubscribe(conn, sig_id1);
156 g_dbus_connection_signal_unsubscribe(conn, sig_id2);
160 g_dbus_connection_signal_unsubscribe(conn, sig_id3);
165 /* LCOV_EXCL_START */
166 static void __bt_ipsp_sigterm_handler(int signo)
168 BT_DBG("Got the signal: %d", signo);
170 _bt_ipsp_terminate();
173 static void __bt_ipsp_get_network_interface_name(char **if_name)
175 if (if_name == NULL) {
176 BT_ERR("if_name is NULL\n");
180 if (tethered_prof == NULL) {
181 BT_ERR("tethered prof is NULL");
187 connection_profile_refresh(tethered_prof);
189 ret = connection_profile_get_network_interface_name(tethered_prof, if_name);
190 if (ret != CONNECTION_ERROR_NONE) {
191 BT_ERR("connection_profile_get_network_interface_name is failed : 0x%X\n", ret);
195 BT_DBG("network if name : %s", *if_name);
197 if (strlen(*if_name) == 0) {
198 BT_ERR("if_name is zero length\n");
207 gboolean __bt_ipsp_get_network_ipv6_address(const char *if_name, mobile_ap_ipv6_scope_e ip_scope, gchar **ip)
211 char name[MH_MAX_INTERFACE_NAME_LEN] = {0,};
212 char copied[MH_MAX_IPV6_ADDRESS_STR_LEN] = {0,};
213 int if_idx, prefix_len, scope, if_flag;
215 fd = fopen(MH_IF_INET6_PATH, "r");
217 BT_ERR("Failed to open file!!");
221 while (fscanf(fd, "%4s%4s%4s%4s%4s%4s%4s%4s %2x %d %d %2x %19s",
222 addr[0], addr[1], addr[2], addr[3],
223 addr[4], addr[5], addr[6], addr[7],
224 &if_idx, &prefix_len, &scope, &if_flag, name) != EOF) {
226 if (strncmp(name, if_name, strlen(if_name)) != 0)
229 if (scope != ip_scope)
232 snprintf(copied, sizeof(copied), "%s:%s:%s:%s:%s:%s:%s:%s",
233 addr[0], addr[1], addr[2], addr[3],
234 addr[4], addr[5], addr[6], addr[7]);
236 *ip = g_strdup(copied);
238 BT_DBG("IP (%s)", *ip);
248 int __bt_ipsp_create_ipv6_address(char *ifname, char **ipv6_address)
251 gchar *network_if_name = NULL;
252 gchar *link_addr = NULL;
253 gchar *network_addr = NULL;
254 gchar *prefix = NULL;
256 char copied[MH_MAX_IPV6_ADDRESS_STR_LEN] = {0, };
257 gchar *link_addr_cpy = NULL;
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);
263 if (network_if_name) {
264 __bt_ipsp_get_network_ipv6_address(network_if_name, MOBILE_AP_IPV6_SCOPE_GLOBAL, &network_addr);
265 g_free(network_if_name);
268 if (link_addr == NULL || network_addr == NULL) {
269 BT_DBG("address is NULL");
271 g_free(network_addr);
272 return BT_ERROR_OPERATION_FAILED;
275 prefix = g_strndup(network_addr, 19);
276 g_free(network_addr);
278 link_addr_cpy = link_addr;
280 for (i = 0; i < 4; i++) {
281 strtok_r(link_addr_cpy, ":", &if_id);
282 link_addr_cpy = if_id;
284 snprintf(copied, sizeof(copied), "%s:%s", prefix, if_id);
286 *ipv6_address = g_strdup(copied);
288 BT_DBG("Created IPv6 address [%s]", *ipv6_address);
292 return BT_ERROR_NONE;
295 int __bt_ipsp_set_ipv6_address(const char *if_name, char *ipv6_addr)
299 struct sockaddr_in6 addr;
301 struct in6_ifreq ifr6;
303 sock_fd = socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP);
305 BT_ERR("failed to open socket for ipv6");
306 return BT_ERROR_OPERATION_FAILED;
309 g_strlcpy(ifr.ifr_name, if_name, IFNAMSIZ);
311 memset(&addr, 0, sizeof(struct sockaddr_in6));
312 addr.sin6_family = AF_INET6;
315 if (inet_pton(AF_INET6, ipv6_addr, (void *)&addr.sin6_addr) <= 0) {
316 BT_ERR("Bad address!!");
318 return BT_ERROR_OPERATION_FAILED;
321 memcpy((char *)&ifr6.ifr6_addr, (char *)&addr.sin6_addr, sizeof(struct in6_addr));
323 if (ioctl(sock_fd, SIOGIFINDEX, &ifr) < 0) {
324 BT_ERR("ioctl failed...!!!\n");
326 return BT_ERROR_OPERATION_FAILED;
329 ifr6.ifr6_ifindex = ifr.ifr_ifindex;
330 ifr6.ifr6_prefixlen = 64;
332 if (ioctl(sock_fd, SIOCSIFADDR, &ifr6) < 0) {
333 BT_ERR("ioctl failed...!!!\n");
335 return BT_ERROR_OPERATION_FAILED;
338 ifr.ifr_flags |= IFF_UP | IFF_RUNNING;
340 if (ioctl(sock_fd, SIOCSIFFLAGS, &ifr) < 0) {
341 BT_ERR("ioctl failed...!!!\n");
343 return BT_ERROR_OPERATION_FAILED;
349 return BT_ERROR_NONE;
355 void __bt_ipsp_connection_state_changed_cb(int result, bool connected, const char *remote_address,
356 const char *iface_name, void *user_data)
358 BT_DBG("result: %d", result);
359 BT_DBG("Connected : %d", connected);
360 BT_DBG("Remote BT address : %s", remote_address);
361 BT_DBG("Interface name : %s", remote_address);
364 static int __enable_ipv6_forwarding(void)
369 fd = open(IPV6_FORWARDING, O_WRONLY);
371 BT_ERR("open failed\n");
372 return BT_ERROR_OPERATION_FAILED;
375 if (write(fd, "1", 1) != 1) {
376 BT_ERR("write failed\n");
378 return BT_ERROR_OPERATION_FAILED;
383 return BT_ERROR_NONE;
386 static int __enable_ipv6_proxy_ndp(void)
391 fd = open(IPV6_PROXY_NDP, O_WRONLY);
393 BT_ERR("open failed\n");
394 return BT_ERROR_OPERATION_FAILED;
397 if (write(fd, "1", 1) != 1) {
398 BT_ERR("write failed\n");
400 return BT_ERROR_OPERATION_FAILED;
405 return BT_ERROR_NONE;
408 int __bt_ipsp_execute_dhcp6_server(void)
411 char buf[DNSMASQ_CONF_LEN] = "";
414 gchar *network_if_name = NULL;
415 gchar *network_addr = NULL;
416 gchar *address = NULL;
418 if (remove(DNSMASQ_LEASES_FILE) < 0)
419 BT_ERR("Failed to remove %s", DNSMASQ_LEASES_FILE);
421 if (dnsmasq_pid == 0) {
422 fp = fopen(DNSMASQ_CONF_FILE, "w");
424 BT_ERR("Could not create the file.\n");
425 return BT_ERROR_OPERATION_FAILED;
428 __bt_ipsp_get_network_interface_name(&network_if_name);
429 if (network_if_name == NULL) {
430 BT_ERR("Failed to get network interface");
432 return BT_ERROR_OPERATION_FAILED;
435 __bt_ipsp_get_network_ipv6_address(network_if_name, MOBILE_AP_IPV6_SCOPE_GLOBAL, &network_addr);
437 address = g_strndup(network_addr, 19);
438 snprintf(buf, DNSMASQ_CONF_LEN, DNSMASQ_CONF6, dns_addr, address);
440 g_free(network_if_name);
441 g_free(network_addr);
447 BT_ERR("fork failed\n");
448 return BT_ERROR_OPERATION_FAILED;
454 * -C file : Configuration file path
456 if (execl("/usr/bin/dnsmasq", "/usr/bin/dnsmasq", "-d",
457 "-p", "0", "-C", DNSMASQ_CONF_FILE,
459 BT_ERR("execl failed\n");
462 BT_ERR("Should not get here!");
463 return BT_ERROR_OPERATION_FAILED;
468 BT_DBG("DNS-SERVER is already running.\n");
472 return BT_ERROR_NONE;
476 static void __generate_eui64_address(char *hw_addr, char **eui64_addr)
479 char addr64[20] = {0,};
480 char *copied = g_strdup(hw_addr);
481 char *copied_origin = NULL;
483 unsigned int hex = 0;
487 copied_origin = copied;
489 for (i = 0; i < 6; i++) {
490 strtok_r(copied, ":", &ptr);
491 if (sizeof(addr[i]) <= strlen(copied)) {
492 strncpy(addr[i], copied, sizeof(addr[i]) - 1);
493 addr[i][(int)(sizeof(addr[i]) - 1)] = '\0';
495 strncpy(addr[i], copied, strlen(copied));
496 addr[i][(int)strlen(copied)] = '\0';
499 BT_DBG("copied/ptr (%s/%s)", copied, ptr);
500 BT_DBG("addr(%s)", addr[i]);
504 BT_DBG("----------");
505 sscanf(addr[0], "%x", &hex);
509 BT_DBG("Inverted bit(%x)", hex);
510 snprintf(addr64, sizeof(addr64), "%x%s:%sff:fe%s:%s%s",
511 hex, addr[1], addr[2], addr[3], addr[4], addr[5]);
513 BT_DBG("addr64(%s)", addr64);
514 *eui64_addr = g_strdup(addr64);
516 BT_DBG("Generated EUI-64 address (%s)", *eui64_addr);
517 g_free(copied_origin);
522 int __bt_ipsp_create_ipv6_remote_address(char *remote_address, char **ipv6_address)
525 gchar *eui64_addr = NULL;
526 gchar *network_addr = NULL;
527 gchar *network_if_name = NULL;
528 gchar *prefix = NULL;
529 char copied[MH_MAX_IPV6_ADDRESS_STR_LEN] = {0, };
531 __generate_eui64_address(remote_address, &eui64_addr);
532 if (eui64_addr == NULL) {
533 BT_ERR("Failed to generate EUI-64 ID!!");
534 return BT_ERROR_OPERATION_FAILED;
537 __bt_ipsp_get_network_interface_name(&network_if_name);
538 if (network_if_name == NULL) {
539 BT_ERR("Failed to get network interface");
541 return BT_ERROR_OPERATION_FAILED;
544 __bt_ipsp_get_network_ipv6_address(network_if_name, MOBILE_AP_IPV6_SCOPE_GLOBAL, &network_addr);
545 g_free(network_if_name);
546 if (network_addr == NULL) {
547 BT_ERR("Failed to get network address!!");
549 return BT_ERROR_OPERATION_FAILED;
552 prefix = g_strndup(network_addr, 19);
553 snprintf(copied, sizeof(copied), "%s:%s", prefix, eui64_addr);
554 *ipv6_address = g_strdup(copied);
555 BT_DBG("remote device ipv6 addr : %s", *ipv6_address);
559 g_free(network_addr);
561 return BT_ERROR_NONE;
564 static int __execute_ip_command(const char *ip_args)
566 if (ip_args == NULL) {
567 BT_ERR("Invalid param\n");
575 char ip_cmd[MAX_BUF_SIZE] = {0, };
577 BT_DBG("Args : %s\n", ip_args);
579 snprintf(ip_cmd, sizeof(ip_cmd), "%s -6 neigh add %s",
582 BT_DBG("IP_CMD : %s\n", ip_cmd);
584 args = g_strsplit_set(ip_cmd, " ", -1);
586 BT_ERR("g_strsplit_set failed\n");
590 if ((pid = fork()) < 0) {
591 BT_ERR("fork failed\n");
597 if (execv(args[0], args))
598 BT_ERR("execl failed\n");
600 BT_ERR("Should never get here!\n");
604 /* Need to add timeout */
605 waitpid(pid, &status, 0);
608 if (WIFEXITED(status)) {
609 exit_status = WEXITSTATUS(status);
611 BT_ERR("child return : %d\n", exit_status);
616 BT_ERR("child is terminated without exit\n");
622 gboolean __bt_ipsp_add_ipv6_neigh_proxy(char *if_name, char *ip)
625 if (tethered_prof == NULL) {
626 BT_DBG("There is no network\n");
630 char args[MAX_BUF_SIZE] = {0, };
632 snprintf(args, sizeof(args), IPV6_NEIGH_PROXY,
635 if (__execute_ip_command(args)) {
636 BT_ERR("%s is failed\n", args);
644 gboolean __bt_ipsp_add_ipv6_route(char *if_name, char *ip, int prefix)
647 if (tethered_prof == NULL) {
648 BT_DBG("There is no network\n");
652 char args[MAX_BUF_SIZE] = {0, };
653 char routing_ip[MH_MAX_IPV6_ADDRESS_STR_LEN] = {0, };
654 char *copied_ip = NULL;
655 int len = (prefix % 4) + 4;
658 copied_ip = g_strndup(ip, len);
659 g_snprintf(routing_ip, sizeof(routing_ip), "%s:", copied_ip);
662 snprintf(args, sizeof(args), IPV6_INTERFACE_ROUTING,
663 ip, prefix, if_name);
665 snprintf(args, sizeof(args), IPV6_INTERFACE_ROUTING,
666 ip, prefix, if_name);
669 if (__execute_ip_command(args)) {
670 BT_ERR("%s is failed\n", args);
678 static void __bt_ipsp_dbus_method(GDBusConnection *connection,
680 const gchar *object_path,
681 const gchar *interface_name,
682 const gchar *method_name,
683 GVariant *parameters,
684 GDBusMethodInvocation *invocation,
689 BT_DBG("method %s", method_name);
690 if (g_strcmp0(method_name, "EnableIpsp") == 0) {
692 // ret = _bt_core_enable_adapter();
693 // ret = bt_ipsp_set_connection_state_changed_cb(
694 // __bt_ipsp_connection_state_changed_cb, NULL);
696 // if (ret != BT_ERROR_NONE)
697 // BT_ERR("failed to set ipsp changed cb");
700 ret = connection_create(&net_connection);
701 if (ret != CONNECTION_ERROR_NONE)
702 BT_ERR("connection create is failed");
704 ret = connection_get_current_profile(net_connection, &tethered_prof);
705 if (ret != CONNECTION_ERROR_NONE)
706 BT_ERR("connection_get_current_profile is failed [0x%X]", ret);
708 __enable_ipv6_forwarding();
709 __enable_ipv6_proxy_ndp();
711 __bt_ipsp_execute_dhcp6_server();
713 } else if (g_strcmp0(method_name, "SetIpv6Addr") == 0) {
717 char *address = NULL;
719 gchar *network_ipv6_address = NULL;
721 char *remote_ipv6_address = NULL;
722 //char *network_ipv6_address = NULL;
723 char *network_interface = NULL;
725 g_variant_get(parameters, "(ss)", &ifname, &address);
726 BT_DBG("Ipsp interface name : %s", ifname);
727 BT_DBG("remote device address : %s", address);
729 ret = __bt_ipsp_create_ipv6_address(ifname, &ip6);
730 if (ret != BT_ERROR_NONE)
731 BT_DBG("failed to create ipv6 address");
733 ret = __bt_ipsp_set_ipv6_address(ifname, ip6);
734 if (ret != BT_ERROR_NONE)
735 BT_DBG("failed to set ipv6 address");
739 ret = __bt_ipsp_create_ipv6_remote_address(address, &remote_ipv6_address);
740 if (ret != BT_ERROR_NONE)
741 BT_DBG("failed to create remote device ipv6 address");
743 __bt_ipsp_get_network_interface_name(&network_interface);
745 if (network_interface)
746 __bt_ipsp_get_network_ipv6_address(network_interface, MOBILE_AP_IPV6_SCOPE_GLOBAL, &network_ipv6_address);
748 /* Add the Routing Rule */
749 __bt_ipsp_add_ipv6_neigh_proxy(network_interface, remote_ipv6_address);
750 __bt_ipsp_add_ipv6_neigh_proxy(ifname, network_ipv6_address);
753 __bt_ipsp_add_ipv6_route(ifname, remote_ipv6_address, 128);
754 __bt_ipsp_add_ipv6_route(network_interface, network_ipv6_address, 64);
756 g_free(network_ipv6_address);
757 g_free(remote_ipv6_address);
758 g_free(network_interface);
764 static const GDBusInterfaceVTable method_table = {
765 __bt_ipsp_dbus_method,
771 gboolean __is_interface_and_signal_valid(const gchar *interface_name,
772 const gchar *signal_name)
774 if (g_strcmp0(interface_name, "org.freedesktop.DBus") &&
775 g_strcmp0(interface_name, "org.freedesktop.DBus.ObjectManager"))
778 if (g_strcmp0(signal_name, "NameOwnerChanged") &&
779 g_strcmp0(signal_name, "InterfacesAdded") &&
780 g_strcmp0(signal_name, "InterfacesRemoved"))
786 static void __bt_ipsp_event_filter(GDBusConnection *connection,
787 const gchar *sender_name,
788 const gchar *object_path,
789 const gchar *interface_name,
790 const gchar *signal_name,
791 GVariant *parameters,
794 if (!__is_interface_and_signal_valid(interface_name, signal_name))
797 if (!g_strcmp0(signal_name, "InterfacesAdded")) {
798 char *obj_path = NULL;
799 GVariant *optional_param;
801 g_variant_get(parameters, "(&o@a{sa{sv}})",
802 &obj_path, &optional_param);
804 // if (g_strcmp0(obj_path, "/org/bluez/hci0") == 0)
805 // _bt_core_adapter_added_cb();
807 } else if (!g_strcmp0(signal_name, "InterfacesRemoved")) {
808 char *obj_path = NULL;
809 GVariant *optional_param;
811 g_variant_get(parameters, "(&o@as)", &obj_path,
814 // if (g_strcmp0(obj_path, "/org/bluez/hci0") == 0)
815 // _bt_core_adapter_removed_cb();
817 } else { /* NameOwnerChanged */
818 // const char *name = NULL;
819 // const char *old_owner = NULL;
820 // const char *new_owner = NULL;
822 // g_variant_get(parameters, "(&s&s&s)", &name, &old_owner,
825 // if (new_owner != NULL && *new_owner == '\0')
826 // __handle_name_owner_changed(name);
831 static GDBusNodeInfo *__bt_ipsp_create_node_info(
832 const gchar *introspection_data)
835 GDBusNodeInfo *node_info = NULL;
837 if (introspection_data == NULL)
840 node_info = g_dbus_node_info_new_for_xml(introspection_data, &err);
843 /* LCOV_EXCL_START */
844 BT_ERR("Unable to create node: %s", err->message);
851 gboolean _bt_ipsp_register_dbus(void)
853 GError *error = NULL;
855 GDBusNodeInfo *node_info;
857 GDBusConnection *conn;
859 conn = __bt_ipsp_get_gdbus_connection();
863 owner_id = g_bus_own_name(G_BUS_TYPE_SYSTEM,
865 G_BUS_NAME_OWNER_FLAGS_NONE,
869 BT_DBG("owner_id is [%d]", owner_id);
871 node_info = __bt_ipsp_create_node_info(bt_ipsp_introspection_xml);
872 if (node_info == NULL)
875 path = g_strdup(BT_IPSP_PATH);
876 BT_DBG("path is [%s]", path);
878 obj_id = g_dbus_connection_register_object(conn, path,
879 node_info->interfaces[0],
883 /* LCOV_EXCL_START */
884 BT_ERR("Failed to register: %s", error->message);
893 sig_id1 = g_dbus_connection_signal_subscribe(conn,
894 NULL, "org.freedesktop.DBus",
895 "NameOwnerChanged", NULL, NULL, 0,
896 __bt_ipsp_event_filter, NULL, NULL);
897 sig_id2 = g_dbus_connection_signal_subscribe(conn,
898 NULL, "org.freedesktop.DBus.ObjectManager",
899 "InterfacesAdded", NULL, NULL,
900 0, __bt_ipsp_event_filter, NULL, NULL);
901 sig_id3 = g_dbus_connection_signal_subscribe(conn,
902 NULL, "org.freedesktop.DBus.ObjectManager",
903 "InterfacesRemoved", NULL,
904 NULL, 0, __bt_ipsp_event_filter, NULL, NULL);
909 /* LCOV_EXCL_START */
915 BT_INFO_C("Starting bt-ipsp daemeon");
917 ret = _bt_ipsp_register_dbus();
919 BT_ERR("_bt_core_register_dbus failed");
924 memset(&sa, 0, sizeof(sa));
925 sa.sa_handler = __bt_ipsp_sigterm_handler;
926 sigaction(SIGINT, &sa, NULL);
927 sigaction(SIGTERM, &sa, NULL);
929 // g_timeout_add(500, (GSourceFunc)__bt_check_bt_core, NULL);
931 main_loop = g_main_loop_new(NULL, FALSE);
933 BT_ERR("creating main loop failed");
937 g_main_loop_run(main_loop);
940 _bt_ipsp_unregister_dbus();
943 g_main_loop_unref(main_loop);
945 BT_INFO_C("Terminating bt-ipsp daemon");