added API for creating iBeacons

services/iBeaconService.h

@@ -0,0 +1,73 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2015 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#ifndef __BLE_IBEACON_SERVICE_H__
+#define __BLE_IBEACON_SERVICE_H__
+
+#include "BLEDevice.h"
+
+/**
+* @class iBeaconService
+* @brief iBeacon Service. This service sets up a device to broadcast advertising packets to mimic an iBeacon<br>
+*/
+
+class iBeaconService
+{
+public:
+    iBeaconService(BLEDevice &_ble, uint8_t proxUUID[16],uint16_t majNum,uint16_t minNum,uint8_t txP=0xC8, uint16_t compID=0x004C):
+        ble(_ble)
+    {
+        data.ID =  0x02;         // Optional ID field
+        data.len = 0x15;         // Len of remaining stuff (16B UUID, 2B Maj, 2B Min, 1B TxP)
+        data.majorNumber = ((majNum<<8) | (majNum >>8));
+        data.minorNumber = ((minNum<<8) | (minNum >>8));
+        data.txPower = txP;      // The user should calibrate this to ~1meter fromt he device
+        data.companyID = compID; // Note: all iBeacons use the Apple ID of 0x004C
+
+        // copy across proximity UUID
+        for(int x=0; x<sizeof(data.proximityUUID); x++) {
+            data.proximityUUID[x]=proxUUID[x];
+        }
+
+        // Set up iBeacon data
+        // Generate the 0x020106 part of the iBeacon Prefix
+        ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE );
+        // Generate the 0x1AFF part of the iBeacon Prefix
+        ble.accumulateAdvertisingPayload(GapAdvertisingData::MANUFACTURER_SPECIFIC_DATA, data.raw, sizeof(data.raw));
+
+        // Set advertising type
+        ble.setAdvertisingType(GapAdvertisingParams::ADV_NON_CONNECTABLE_UNDIRECTED);
+    }
+
+public:
+    union {
+        uint8_t raw[25];
+        struct {
+            uint16_t companyID;
+            uint8_t ID;
+            uint8_t len;
+            uint8_t proximityUUID[16];
+            uint16_t majorNumber;
+            uint16_t minorNumber;
+            uint8_t txPower;
+        };
+    } data;
+
+private:
+    BLEDevice &ble;
+
+};
+
+#endif //__BLE_IBEACON_SERVICE_H__