Index: source/ariba/utility/bootstrap/modules/bluetoothsdp/BluetoothSdp.cpp =================================================================== --- source/ariba/utility/bootstrap/modules/bluetoothsdp/BluetoothSdp.cpp (revision 4866) +++ source/ariba/utility/bootstrap/modules/bluetoothsdp/BluetoothSdp.cpp (revision 4870) @@ -39,38 +39,364 @@ #include "BluetoothSdp.h" +#ifdef HAVE_BLUETOOTH_BLUETOOTH_H + +// Attribute descriptors for SDP +// base was chosen randomly +#define SDP_SPOVNET_BASE 0x4000 +#define SDP_ATTR_SPOVNET_NAME 0x0000 + SDP_SPOVNET_BASE +#define SDP_ATTR_SPOVNET_INFO1 0x0001 + SDP_SPOVNET_BASE +#define SDP_ATTR_SPOVNET_INFO2 0x0002 + SDP_SPOVNET_BASE +#define SDP_ATTR_SPOVNET_INFO3 0x0003 + SDP_SPOVNET_BASE + +// The SpoVNet unique identifier, this should be the same for all SpoVNet implementations +const uint8_t svc_uuid_int[] = {0x59, 0x29, 0x24, 0x34, 0x69, 0x42, 0x11, 0xde, 0x94, + 0x3e, 0x00, 0x21, 0x5d, 0xb4, 0xd8, 0x54}; + +const char *service_name = "SpoVNet"; +const char *svc_dsc = "Spontaneous Virtual Network"; +const char *service_prov = "ITM Uni Karlsruhe"; + +#endif // HAVE_BLUETOOTH_BLUETOOTH_H + + namespace ariba { namespace utility { - -use_logging_cpp(BluetoothSdp); - -BluetoothSdp::BluetoothSdp(BootstrapInformationCallback* _callback) : BootstrapModule(_callback) { -} - -BluetoothSdp::~BluetoothSdp(){ -} - -string BluetoothSdp::getName(){ +use_logging_cpp(BluetoothSdp) +; + +//TODO: figure out this compiler flag stuff + +BluetoothSdp::BluetoothSdp(BootstrapInformationCallback* _callback) : + BootstrapModule(_callback), scan_timer_(io_service_) { +#ifdef HAVE_BLUETOOTH_BLUETOOTH_H + + // TODO: think about this! + channel_ = 7; + // TODO: what about the callback? + +#endif // HAVE_BLUETOOTH_BLUETOOTH_H +} + +BluetoothSdp::~BluetoothSdp() { +} + +string BluetoothSdp::getName() { return "BluetoothSdp"; } -string BluetoothSdp::getInformation(){ +string BluetoothSdp::getInformation() { return "bootstrap module based on bluetooth service discovery protocol"; } -bool BluetoothSdp::isFunctional(){ +bool BluetoothSdp::isFunctional() { +#ifdef HAVE_BLUETOOTH_BLUETOOTH_H + return false; // Not tested yet :) +#else return false; -} - -void BluetoothSdp::start(){ -} - -void BluetoothSdp::stop(){ -} - -void BluetoothSdp::publishService(string name, string info1, string info2, string info3){ -} - -void BluetoothSdp::revokeService(string name){ -} - -}} //namespace ariba, utility +#endif +} + +void BluetoothSdp::start() { +#ifdef HAVE_BLUETOOTH_BLUETOOTH_H + + /* + * Initializes and forks the scanner. + */ + + io_service_.post(boost::bind(&BluetoothSdp::bt_scan, this)); + t_ = boost::thread(boost::bind(&boost::asio::io_service::run, &io_service_)); + +#endif // HAVE_BLUETOOTH_BLUETOOTH_H +} + +void BluetoothSdp::stop() { +#ifdef HAVE_BLUETOOTH_BLUETOOTH_H + + /* + * Stops the scanner. + */ + + // not sure if this is thread safe + io_service_.stop(); + t_.join(); + +#endif // HAVE_BLUETOOTH_BLUETOOTH_H +} + +void BluetoothSdp::publishService(string name, string info1, string info2, + string info3) { +#ifdef HAVE_BLUETOOTH_BLUETOOTH_H + + /* + * Publishes an SpoVNet SDP Service and + * adds the arguments as info attributes. + */ + + logging_info("Registering SDP service.\n"); + + uint8_t rfcomm_channel = channel_; + + uuid_t root_uuid, l2cap_uuid, rfcomm_uuid, svc_uuid, svc_class_uuid; + sdp_list_t *l2cap_list = 0, *rfcomm_list = 0, *root_list = 0, *proto_list = + 0, *access_proto_list = 0, *svc_class_list = 0, *profile_list = 0; + sdp_data_t *channel = 0; + sdp_profile_desc_t profile; + sdp_record_t record = {0}; + sdp_session_ = 0; + + bdaddr_t bdaddr_any = (bdaddr_t) { {0, 0, 0, 0, 0, 0}}; + bdaddr_t bdaddr_local = (bdaddr_t) { {0, 0, 0, 0xff, 0xff, 0xff}}; + + // prepare the info attribute buffers + namelen = (uint8_t)name.length(); + info1len = (uint8_t)info1.length(); + info2len = (uint8_t)info2.length(); + info3len = (uint8_t)info3.length(); + + if((namelen > 256) || (info1len > 256) || (info2len > 256) || (info3len > 256)) { + logging_error("String Argument too long, max size is 256!"); + return; + } + + // we need to save the string len for sdp + namebuf = (char)namelen; + namebuf.append(name); + info1buf = (char)info1len; + info1buf.append(info1); + info2buf = (char)info2len; + info2buf.append(info2); + info3buf = (char)info3len; + info3buf.append(info3); + + // set the general service ID + sdp_uuid128_create(&svc_uuid, &svc_uuid_int); + sdp_set_service_id(&record, svc_uuid); + + // set the service class + sdp_uuid16_create(&svc_class_uuid, SERIAL_PORT_SVCLASS_ID); + svc_class_list = sdp_list_append(0, &svc_class_uuid); + sdp_set_service_classes(&record, svc_class_list); + + // set the Bluetooth profile information + sdp_uuid16_create(&profile.uuid, SERIAL_PORT_PROFILE_ID); + profile.version = 0x0100; + profile_list = sdp_list_append(0, &profile); + sdp_set_profile_descs(&record, profile_list); + + // make the service record publicly browsable + sdp_uuid16_create(&root_uuid, PUBLIC_BROWSE_GROUP); + root_list = sdp_list_append(0, &root_uuid); + sdp_set_browse_groups(&record, root_list); + + // set l2cap informatiint argc, char* argv[]on + sdp_uuid16_create(&l2cap_uuid, L2CAP_UUID); + l2cap_list = sdp_list_append(0, &l2cap_uuid); + proto_list = sdp_list_append(0, l2cap_list); + + // register the RFCOMM channel for RFCOMM sockets + sdp_uuid16_create(&rfcomm_uuid, RFCOMM_UUID); + channel = sdp_data_alloc(SDP_UINT8, &rfcomm_channel); + rfcomm_list = sdp_list_append(0, &rfcomm_uuid); + sdp_list_append(rfcomm_list, channel); + sdp_list_append(proto_list, rfcomm_list); + + access_proto_list = sdp_list_append(0, proto_list); + sdp_set_access_protos(&record, access_proto_list); + + // set the name, provider, and description + sdp_set_info_attr(&record, service_name, service_prov, svc_dsc); + + + // add the info attributes + uint8_t namelen, info1len, info2len, info3len; + string namebuf, info1buf, info2buf, info3buf; + + + sdp_attr_add_new(&record, SDP_ATTR_SPOVNET_NAME, SDP_TEXT_STR32, + namebuf.data()); + + info1len = info1.length(); + info1buf.append((const char*) &info1len, 4); + info1buf.append(info1); + sdp_attr_add_new(&record, SDP_ATTR_SPOVNET_INFO1, SDP_TEXT_STR32, + info1buf.data()); + + info2len = info2.length(); + info2buf.append((const char*) &info2len, 4); + info2buf.append(info2); + sdp_attr_add_new(&record, SDP_ATTR_SPOVNET_INFO2, SDP_TEXT_STR32, + info2buf.data()); + + info3len = info3.length(); + info3buf.append((const char*) &info3len, 4); + info3buf.append(info3); + sdp_attr_add_new(&record, SDP_ATTR_SPOVNET_INFO3, SDP_TEXT_STR32, + info3buf.data()); + + // connect to the local SDP server, register the service record, + // and disconnect + sdp_session_ = sdp_connect(&bdaddr_any, &bdaddr_local, SDP_RETRY_IF_BUSY); + + if (sdp_session_ == 0) { + std::cout + << "Something is wrong with your SDP server, nothing registered."; + } else { + sdp_record_register(sdp_session_, &record, 0); + } + + // cleanup + sdp_data_free(channel); + sdp_list_free(l2cap_list, 0); + sdp_list_free(rfcomm_list, 0); + sdp_list_free(root_list, 0); + sdp_list_free(access_proto_list, 0); + sdp_list_free(svc_class_list, 0); + sdp_list_free(profile_list, 0); + +#endif // HAVE_BLUETOOTH_BLUETOOTH_H +} + +void BluetoothSdp::revokeService(string name) { +#ifdef HAVE_BLUETOOTH_BLUETOOTH_H + + logging_info("Unregistering SDP service.\n"); + sdp_close(sdp_session_); + +#endif // HAVE_BLUETOOTH_BLUETOOTH_H +} + +#ifdef HAVE_BLUETOOTH_BLUETOOTH_H + +void BluetoothSdp::bt_scan() { + + + /* + * Scans for other bluetooth devices and starts a SDP search on them. + * Repeats 20 seconds after the end of the scan. + */ + + logging_info("Scanning for peers.\n"); + + inquiry_info *ii = NULL; + int max_rsp, num_rsp; + int dev_id, sock, len, flags; + int i; + + /* + char addr[19] = { 0 }; + char name[248] = { 0 }; + */ + bdaddr_t address; + uint8_t channel; + + dev_id = hci_get_route(NULL); + sock = hci_open_dev(dev_id); + if (dev_id < 0 || sock < 0) { + perror("opening socket"); + exit(1); + } + + len = 8; + max_rsp = 255; + flags = IREQ_CACHE_FLUSH; + ii = (inquiry_info*) malloc(max_rsp * sizeof(inquiry_info)); + + num_rsp = hci_inquiry(dev_id, len, max_rsp, NULL, &ii, flags); + if (num_rsp < 0) + perror("hci_inquiry"); + + for (i = 0; i < num_rsp; i++) { + /* + ba2str(&(ii + i)->bdaddr, addr); + memset(name, 0, sizeof(name)); + if (hci_read_remote_name(sock, &(ii + i)->bdaddr, sizeof(name), + name, 0) < 0) + strcpy(name, "[unknown]"); + printf("%s %s\n", addr, name); + */ + + address = (ii + i)->bdaddr; + // TODO: sdp_search can be very slow, fork it! + sdp_search(address); + } + + free(ii); + close(sock); + + logging_info("Next scan in 20 seconds.\n"); + + scan_timer_.expires_from_now(boost::posix_time::seconds(20)); + scan_timer_.async_wait(boost::bind(&BluetoothSdp::bt_scan, this)); + + +} + +void BluetoothSdp::sdp_search(bdaddr_t target) { + + /* + * Searches target for SDP records with the SpoVnet uuid + * and extracts its info attributes. + */ + + int status; + uuid_t svc_uuid; + sdp_list_t *response_list, *search_list, *attrid_list; + sdp_session_t *session = 0; + uint32_t range = 0x0000ffff; + uint8_t port = 0; + bdaddr_t any_addr = (bdaddr_t) { {0, 0, 0, 0, 0, 0}}; + + // prepare the buffers for the attributes + string name, info1, info2, info3; + name.reserve(2**32); + + // connect to the SDP server running on the remote machine + session = sdp_connect(&any_addr, &target, 0); + + if (session == 0) { + // TODO: put the remote's address here + logging_error("Failed to connect to remote SDP server."); + return; + } + + sdp_uuid128_create(&svc_uuid, &svc_uuid_int); + search_list = sdp_list_append(0, &svc_uuid); + attrid_list = sdp_list_append(0, &range); + + // get a list of service records that have UUID uuid_ + response_list = NULL; + status = sdp_service_search_attr_req(session, search_list, + SDP_ATTR_REQ_RANGE, attrid_list, &response_list); + + if (status == 0) { + sdp_list_t *proto_list = NULL; + sdp_list_t *r = response_list; + + // go through each of the service records + for (; r; r = r->next) { + sdp_record_t *rec = (sdp_record_t*) r->data; + + // get a list of the protocol sequences + if (sdp_get_access_protos(rec, &proto_list) == 0) { + + // get the RFCOMM port number + port = sdp_get_proto_port(proto_list, RFCOMM_UUID); + + sdp_list_free(proto_list, 0); + + //TODO: callback here + extract info's and stuff + } + sdp_record_free(rec); + } + } + sdp_list_free(response_list, 0); + sdp_list_free(search_list, 0); + sdp_list_free(attrid_list, 0); + sdp_close(session); + +} + +#endif // HAVE_BLUETOOTH_BLUETOOTH_H + +} +} //namespace ariba, utility Index: source/ariba/utility/bootstrap/modules/bluetoothsdp/BluetoothSdp.h =================================================================== --- source/ariba/utility/bootstrap/modules/bluetoothsdp/BluetoothSdp.h (revision 4866) +++ source/ariba/utility/bootstrap/modules/bluetoothsdp/BluetoothSdp.h (revision 4870) @@ -44,8 +44,19 @@ #include #include +#include +#include +#include #include #include #include "ariba/utility/bootstrap/modules/BootstrapModule.h" #include "ariba/utility/logging/Logging.h" + +#ifdef HAVE_BLUETOOTH_BLUETOOTH_H +#include +#include +#include +#include +#include +#endif using std::string; @@ -69,4 +80,20 @@ virtual void revokeService(string name); +#ifdef HAVE_BLUETOOTH_BLUETOOTH_H + +private: + void bt_scan(); + void sdp_search(bdaddr_t target); + + sdp_session_t *sdp_session_; + uint8_t channel_; + +#endif // HAVE_BLUETOOTH_BLUETOOTH_H + + boost::asio::io_service io_service_; + boost::asio::deadline_timer scan_timer_; + boost::thread t_; + + };