Files
slsDetectorPackage/slsDetectorServers/slsDetectorServer/include/ClientInterface.h

62 lines
1.7 KiB
C++

#pragma once
#include "sls/ServerSocket.h"
#include "sls/sls_detector_defs.h"
#include "sls/sls_detector_funcs.h"
#include <atomic>
#include <future>
#include <unordered_map>
namespace sls {
/**
* @brief ClientInterface class handles communication and processing of commands
* from Client to Server.
*/
class ClientInterface : private virtual slsDetectorDefs {
protected:
// TODO probably requires std::variant
/// @brief map of function IDs and corresponding functions
std::unordered_map<detFuncs, std::function<ReturnCode(ServerInterface &)>>
functionTable{}; // set in constructor of child process
private:
/// @brief listener thread for TCP/IP communication with the client
std::unique_ptr<std::thread> tcpThread;
/// @brief flag to signal the TCP/IP listener thread to stop
std::atomic<bool> killTcpThread{false};
/// @brief flag to indicate if the receiver is currently locked by a client
bool lockedByClient{false}; // TODO should it be atomic?
uint16_t portNumber{};
/// @brief socket for TCP/IP communication with the client
ServerSocket server;
public:
~ClientInterface();
explicit ClientInterface(
const uint16_t portNumber = DEFAULT_TCP_CNTRL_PORTNO);
// std::string getReceiverVersion();
private:
/// @brief starts the TCP/IP server to listen for client commands
void startTCPServer();
/**
* @brief decodes the received command and calls the corresponding function
* @param function_id The ID of the function recived by the server and to
* be executed
*/
ReturnCode processReceivedData(const detFuncs function_id,
ServerInterface &socket);
bool checkifReceiverLocked();
};
} // namespace sls