Changeset 5316 for source/ariba/utility/bootstrap/modules/bluetoothsdp/BluetoothSdp.cpp

Timestamp:

Jul 24, 2009, 8:53:41 PM (15 years ago)

Author:

Christoph Mayer

Message:

merge from bootstrap branch

Location:

source/ariba/utility/bootstrap/modules/bluetoothsdp

Files:

• . (modified) (1 prop)
• BluetoothSdp.cpp (modified) (19 diffs)

source/ariba/utility/bootstrap/modules/bluetoothsdp/BluetoothSdp.cpp

@@ -41 +41 @@
 #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";
+        // 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 = "www.ariba-underlay.org";
+        const char *service_prov = "ITM Uni Karlsruhe";
 
 #endif // HAVE_BLUETOOTH_BLUETOOTH_H
@@ -66 +66 @@
 BluetoothSdp::BluetoothSdp(BootstrapInformationCallback* _callback) :
         BootstrapModule(_callback), scan_timer_(io_service_) {
+        srand( time(NULL) );
 #ifdef HAVE_BLUETOOTH_BLUETOOTH_H
 
@@ -88 +89 @@
 bool BluetoothSdp::isFunctional() {
 #ifdef HAVE_BLUETOOTH_BLUETOOTH_H
-        return true; // Not tested yet :)
+        return true;
 #else
         return false;
@@ -118 +119 @@
         t_.join();
 
+        if(sdp_session_ != NULL)
+                sdp_close(sdp_session_);
+
 #endif // HAVE_BLUETOOTH_BLUETOOTH_H
 }
@@ -130 +134 @@
          */
 
-        logging_info("Registering SDP service");
+        logging_debug("registering SDP service");
 
         uint8_t rfcomm_channel = channel_;
@@ -142 +146 @@
         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
         //string namebuf, info1buf, info2buf, info3buf;
@@ -155 +156 @@
 
         if((namelen > 256) || (info1len > 256) || (info2len > 256) || (info3len > 256)) {
-                logging_error("String Argument too long, max size is 256!");
+                logging_error("string argument too long, max size is 256!");
                 return;
         }
-
-        // we need to save the string len for sdp; do we?
-        /*
-        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
@@ -222 +211 @@
                         info3.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) {
-                logging_error( "Something is wrong with your SDP server, nothing registered" );
+        // connect to the local SDP server, register the service record
+        if( sdp_session_ == NULL ){
+                sdp_session_ = sdp_connect(BDADDR_ANY, BDADDR_LOCAL, SDP_RETRY_IF_BUSY);
+        }
+
+        if (sdp_session_ == NULL) {
+                logging_error( "something is wrong with your SDP server, nothing registered" );
         } else {
-                sdp_record_register(sdp_session_, &record, 0);
+                int ret = sdp_record_register(sdp_session_, &record, 0);
+
+                if(ret < 0){
+                        logging_error("failed registering sdp record");
+                }else{
+                        logging_debug("sdp record registered using session " << sdp_session_);
+                }
         }
 
@@ -247 +243 @@
 #ifdef HAVE_BLUETOOTH_BLUETOOTH_H
 
-        logging_info("Unregistering SDP service");
+        logging_debug("unregistering SDP service");
         sdp_close(sdp_session_);
 
@@ -256 +252 @@
 
 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");
+         */
+
+        logging_debug("scanning for peers");
 
         inquiry_info *ii = NULL;
@@ -276 +269 @@
         sock = hci_open_dev(dev_id);
         if (dev_id < 0 || sock < 0) {
-                logging_error("opening socket");
-                exit(1);
+                logging_error("opening socket for device " << dev_id << " failed. can not scan for peers");
+                return;
         }
 
@@ -287 +280 @@
         num_rsp = hci_inquiry(dev_id, len, max_rsp, NULL, &ii, flags);
         if (num_rsp < 0)
-                logging_error("hci_inquiry");
+                logging_error("hci_inquiry failed with " << num_rsp);
 
         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;
-
-                logging_info("Found peer " << ba2string(&address) << ", querying SDP.")
+                logging_debug("found peer " << ba2string(&address) << ", querying SDP.")
 
                 // TODO: sdp_search can be very slow, fork it!
@@ -310 +294 @@
         close(sock);
 
-        logging_info("Next scan in 20 seconds");
-
-        scan_timer_.expires_from_now(boost::posix_time::seconds(20));
+        int nextscan = (rand() % 40) + 5;
+        logging_debug("Next sdp scan in " << nextscan << " seconds");
+
+        scan_timer_.expires_from_now(boost::posix_time::seconds(nextscan));
         scan_timer_.async_wait(boost::bind(&BluetoothSdp::bt_scan, this));
 }
@@ -326 +311 @@
         uuid_t svc_uuid;
         sdp_list_t *response_list, *search_list, *attrid_list;
-        sdp_session_t *session = 0;
+        sdp_session_t *session = NULL;
         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
@@ -335 +319 @@
 
         // connect to the SDP server running on the remote machine
-        session = sdp_connect(&any_addr, &target, 0);
-
-        if (session == 0) {
-                logging_error("Failed to connect to SDP server at " << ba2string(&target) <<".");
+        logging_debug("querying services from bt device " << ba2string(&target));
+        session = sdp_connect(BDADDR_ANY, &target, 0);
+
+        if (session == NULL) {
+                logging_error("failed to connect to SDP server at " << ba2string(&target) <<".");
                 return;
         }
@@ -356 +341 @@
 
                 // go through each of the service records
-                for (; r; r = r->next) {
+                for ( ; r != NULL; r = r->next) {
                         sdp_record_t *rec = (sdp_record_t*) r->data;
 
@@ -368 +353 @@
 
                                 sdp_get_string_attr(rec, SDP_ATTR_SPOVNET_NAME, (char*)&name, 256);
-                                sdp_get_string_attr(rec, SDP_ATTR_SPOVNET_INFO1, (char*)&name, 256);
-                                sdp_get_string_attr(rec, SDP_ATTR_SPOVNET_INFO2, (char*)&name, 256);
-                                sdp_get_string_attr(rec, SDP_ATTR_SPOVNET_INFO3, (char*)&name, 256);
+                                sdp_get_string_attr(rec, SDP_ATTR_SPOVNET_INFO1, (char*)&info1, 256);
+                                sdp_get_string_attr(rec, SDP_ATTR_SPOVNET_INFO2, (char*)&info2, 256);
+                                sdp_get_string_attr(rec, SDP_ATTR_SPOVNET_INFO3, (char*)&info3, 256);
 
                                 logging_info("Remote peer name is: " << name);
@@ -379 +364 @@
                                 // Callback
                                 callback->onBootstrapServiceFound(name, info1, info2, info3);
-
                         }
                         sdp_record_free(rec);
                 }
-        }
+        } else {
+                logging_error("sdp_service_search_attr_req failed with timeout");
+        }
+
         sdp_list_free(response_list, 0);
         sdp_list_free(search_list, 0);
         sdp_list_free(attrid_list, 0);
         sdp_close(session);
-
 }
 
@@ -395 +381 @@
          * Returns a string holding the bt adress in human readable form.
          */
-        char *str;
+        char addr[32] = { 0 };
+        char str[32] = { 0 };
         ba2str(ba, str);
         string result = str;