Diff: FindmeService.h

Revision:

0:ec25cf09b81b

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/FindmeService.h	Fri Jan 30 02:59:20 2015 +0000
@@ -0,0 +1,62 @@
+
+
+#ifndef __BLE_FIND_ME_SERVICE_H__
+#define __BLE_FIND_ME_SERVICE_H__
+
+#include "BLEDevice.h"
+
+
+class FindMeService {
+public:
+    uint8_t                 AlertValue;
+
+    /**
+     * @brief Constructor with 8bit Alert value.
+     * @param[ref] _ble
+     * @param[in] AlertValue (8-bit)
+     */
+    FindMeService(BLEDevice &_ble) :
+        ble(_ble),
+        
+        Alert_Level(GattCharacteristic::UUID_ALERT_LEVEL_CHAR, (uint8_t *) &AlertValue,
+                sizeof(AlertValue), sizeof(AlertValue), 
+                GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE_WITHOUT_RESPONSE)
+    {
+        AlertValue = 2;
+        setupService();
+    }
+
+    virtual void onDataWritten(const GattCharacteristicWriteCBParams *params) {
+        uint8_t buf[2];
+        uint16_t bytesRead;
+        uint16_t *AlertTemp = 0;
+        if (params->charHandle == Alert_Level.getValueAttribute().getHandle()) {
+                
+                ble.readCharacteristicValue(Alert_Level.getValueAttribute().getHandle(), buf, &bytesRead);
+                memset(AlertTemp, 0, sizeof(buf));
+                memcpy(AlertTemp, buf, sizeof(buf));
+                AlertValue = (uint8_t)((*AlertTemp)&0xff);
+        }
+    }
+
+private:
+    void setupService(void) {
+        static bool serviceAdded = false; /* We should only ever need to add the heart rate service once. */
+        if (serviceAdded) {
+            return;
+        }
+
+        GattCharacteristic *charTable[] = {&Alert_Level};
+        GattService         fmService(GattService::UUID_IMMEDIATE_ALERT_SERVICE, charTable, sizeof(charTable) / sizeof(GattCharacteristic *));
+        ble.addService(fmService);
+        serviceAdded = true;
+        ble.onDataWritten(this, &FindMeService::onDataWritten);
+    }
+
+private:
+    BLEDevice               &ble;
+    GattCharacteristic      Alert_Level;
+
+};
+
+#endif /* #ifndef __BLE_HEART_RATE_SERVICE_H__*/
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