Add ZBExplicitRxResponse

This allows receiving "ZigBee Explicit Rx Indicator" API frames,
that specify the endpoints, profile id and cluster id for a
received message, e.g. to interact through standard Zigbee protocols.
These API frames are enabled by setting AO=1.

XBee.cpp

@@ -176,6 +176,43 @@ void XBeeResponse::getZBRxResponse(XBeeResponse &rxResponse) {
 	zb->getRemoteAddress64().setLsb((uint32_t(getFrameData()[4]) << 24) + (uint32_t(getFrameData()[5]) << 16) + (uint16_t(getFrameData()[6]) << 8) + (getFrameData()[7]));
 }
 
+ZBExplicitRxResponse::ZBExplicitRxResponse(): ZBRxResponse() {
+}
+
+uint8_t ZBExplicitRxResponse::getSrcEndpoint() {
+	return getFrameData()[10];
+}
+
+uint8_t ZBExplicitRxResponse::getDstEndpoint() {
+	return getFrameData()[11];
+}
+
+uint16_t ZBExplicitRxResponse::getClusterId() {
+	return (uint16_t)(getFrameData()[12]) << 8 | getFrameData()[13];
+}
+
+uint16_t ZBExplicitRxResponse::getProfileId() {
+	return (uint16_t)(getFrameData()[14]) << 8 | getFrameData()[15];
+}
+
+uint8_t ZBExplicitRxResponse::getOption() {
+	return getFrameData()[16];
+}
+
+// markers to read data from packet array.
+uint8_t ZBExplicitRxResponse::getDataOffset() {
+	return 17;
+}
+
+uint8_t ZBExplicitRxResponse::getDataLength() {
+	return getPacketLength() - getDataOffset() - 1;
+}
+
+void XBeeResponse::getZBExplicitRxResponse(XBeeResponse &rxResponse) {
+	// Nothing to add to that
+	getZBRxResponse(rxResponse);
+}
+
 
 ZBRxIoSampleResponse::ZBRxIoSampleResponse() : ZBRxResponse() {
 

XBee.h

@@ -223,6 +223,11 @@ class XBeeResponse {
 	 * to populate response
 	 */
 	void getZBRxResponse(XBeeResponse &response);
+	/**
+	 * Call with instance of ZBExplicitRxResponse class only if getApiId() == ZB_EXPLICIT_RX_RESPONSE
+	 * to populate response
+	 */
+	void getZBExplicitRxResponse(XBeeResponse &response);
 	/**
 	 * Call with instance of ZBRxIoSampleResponse class only if getApiId() == ZB_IO_SAMPLE_RESPONSE
 	 * to populate response
@@ -395,6 +400,25 @@ class ZBRxResponse : public RxDataResponse {
 	XBeeAddress64 _remoteAddress64;
 };
 
+/**
+ * Represents a Series 2 Explicit RX packet
+ *
+ * Note: The receive these responses, set AO=1. With the default AO=0,
+ * you will receive ZBRxResponses, not knowing exact details.
+ */
+class ZBExplicitRxResponse : public ZBRxResponse {
+public:
+	ZBExplicitRxResponse();
+	uint8_t getSrcEndpoint();
+	uint8_t getDstEndpoint();
+	uint16_t getClusterId();
+	uint16_t getProfileId();
+	uint8_t getOption();
+	uint8_t getDataLength();
+	// frame position where data starts
+	uint8_t getDataOffset();
+};
+
 /**
  * Represents a Series 2 RX I/O Sample packet
  */