LivoxProto1: Add en/disablePcloudDataReq()

Untested, but this should enable us to enable and disable data
from the device.

commonLibs/livoxProto1/device.h

@@ -12,6 +12,7 @@
 #include <arpa/inet.h>
 #include <unistd.h>
 #include <boost/asio/deadline_timer.hpp>
+#include <boost/asio/posix/stream_descriptor.hpp>
 #include "protocol.h"
 #include <callback.h>
 
@@ -95,6 +96,8 @@ private:
 	class ConnectByDeviceIdentifierReq;
 	class ExecuteHandshakeReq;
 	class DisconnectReq;
+	class EnablePcloudDataReq;
+	class DisablePcloudDataReq;
 
 public:
 	// Utility methods
@@ -110,6 +113,8 @@ public:
 		connectByDeviceIdentifierReqCbFn;
 	typedef std::function<void(bool success, int fd)> executeHandshakeReqCbFn;
 	typedef std::function<void(bool success)> disconnectReqCbFn;
+	typedef std::function<void(bool success)> enablePcloudDataReqCbFn;
+	typedef std::function<void(bool success)> disablePcloudDataReqCbFn;
 
 	// Async connection methods
 	void connectReq(smo::Callback<connectReqCbFn> callback);
@@ -121,11 +126,24 @@ public:
 		const std::string& deviceIP,
 		smo::Callback<executeHandshakeReqCbFn> callback);
 	void disconnectReq(smo::Callback<disconnectReqCbFn> callback);
+	void enablePcloudDataReq(smo::Callback<enablePcloudDataReqCbFn> callback);
+	void disablePcloudDataReq(smo::Callback<disablePcloudDataReqCbFn> callback);
 
 	// Heartbeat state
 	std::unique_ptr<boost::asio::deadline_timer> heartbeatTimer;
+	// FIXME: Might be useful to rename this to commandAndHeartbeatFd.
 	int heartbeatFd;  // Socket file descriptor used for heartbeat
 	std::atomic<bool> heartbeatActive;
+
+	// Point cloud data state
+	std::unique_ptr<boost::asio::posix::stream_descriptor> pcloudDataSocketDesc;
+	std::atomic<bool> pcloudDataActive;
+	int pcloudDataFd;  // Socket file descriptor for point cloud data reception
+
+private:
+	// Point cloud data setup
+	bool setupPcloudDataSocket();
+	void cleanupPcloudDataSocket();
 };
 
 } // namespace livoxProto1