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Dependents: microbit_rubber_ducky microbit_mouse_BLE microbit_mouse_BLE_daybreak_version microbit_presenter
Fork of
nRF51822
by 
Nordic Semiconductor
Diff: nRF51GattServer.cpp
- Revision:
- 368:c272fec04dab
- Parent:
- 367:baa35c3860e6
- Child:
- 370:295f76db798e
--- a/nRF51GattServer.cpp Thu Jul 02 09:08:45 2015 +0100
+++ b/nRF51GattServer.cpp Thu Jul 02 09:08:45 2015 +0100
@@ -259,6 +259,39 @@
return returnValue;
}
+ble_error_t nRF51GattServer::areUpdatesEnabled(const GattCharacteristic &characteristic, bool *enabledP)
+{
+ /* Forward the call with the default connection handle. */
+ return areUpdatesEnabled(nRF51Gap::getInstance().getConnectionHandle(), characteristic, enabledP);
+}
+
+ble_error_t nRF51GattServer::areUpdatesEnabled(Gap::Handle_t connectionHandle, const GattCharacteristic &characteristic, bool *enabledP)
+{
+ int characteristicIndex = resolveValueHandleToCharIndex(characteristic.getValueHandle());
+ if (characteristicIndex == -1) {
+ return BLE_ERROR_INVALID_PARAM;
+ }
+
+ /* Read the cccd value from the GATT server. */
+ GattAttribute::Handle_t cccdHandle = nrfCharacteristicHandles[characteristicIndex].cccd_handle;
+ uint16_t cccdValue;
+ uint16_t length = sizeof(cccdValue);
+ ble_error_t rc = read(connectionHandle, cccdHandle, reinterpret_cast<uint8_t *>(&cccdValue), &length);
+ if (rc != BLE_ERROR_NONE) {
+ return rc;
+ }
+ if (length != sizeof(cccdValue)) {
+ return BLE_ERROR_INVALID_STATE;
+ }
+
+ /* Check for NOTFICATION or INDICATION in CCCD. */
+ if ((cccdValue & BLE_GATT_HVX_NOTIFICATION) || (cccdValue & BLE_GATT_HVX_INDICATION)) {
+ *enabledP = true;
+ }
+
+ return BLE_ERROR_NONE;
+}
+
/**************************************************************************/
/*!
@brief Callback handler for events getting pushed up from the SD