Refactored socket code into UDPSocket class.

xpcPlugin/UDPSocket.h

@@ -0,0 +1,79 @@
+//Copyright (c) 2013-2015 United States Government as represented by the Administrator of the
+//National Aeronautics and Space Administration. All Rights Reserved.
+#ifndef XPC_SOCKET_H
+#define XPC_SOCKET_H
+
+#include <cstdint>
+#include <cstdlib>
+#include <string>
+#ifdef _WIN32
+#include <winsock2.h>
+#include <ws2tcpip.h>
+#pragma comment(lib,"ws2_32.lib") //Winsock Library
+#elif (__APPLE__ || __linux)
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <unistd.h>
+#endif
+
+
+namespace XPC
+{
+	/// Represents a UDP datagram socket used for reading data from and sending
+	/// data to XPC clients.
+	///
+	/// \author Jason Watkins
+	/// \version 1.0
+	/// \since 1.0
+	/// \date Intial Version: 2015-04-10
+	/// \date Last Updated: 2015-04-11
+	class UDPSocket
+	{
+	public:
+		/// Initializes a new instance of the XPCSocket class bound to the
+		/// specified receive port.
+		///
+		/// \param recvPort The port on which this instance will receive data.
+        UDPSocket(std::uint16_t recvPort);
+
+		/// Closes the underlying socket for this instance.
+        ~UDPSocket();
+
+		/// Reads the specified number of bytes into the data buffer and stores
+		/// the remote endpoint.
+		///
+		/// \param buffer     The array to copy the data into.
+		/// \param size       The number of bytes to read.
+		/// \param remoteAddr When at least one byte is read, contains the address
+		///                   of the remote host.
+		/// \returns          The number of bytes read, or a negative number if
+		///                   an error occurs.
+		int Read(std::uint8_t* buffer, int size, struct sockaddr* remoteAddr);
+
+		/// Sends data to the specified remote endpoint.
+		///
+		/// \param data       The data to be sent.
+		/// \param len        The number of bytes to send.
+		/// \param remoteHost The hostname of the destination client.
+		/// \param remotePort The port of the destination client.
+		void SendTo(std::uint8_t* buffer, std::size_t len, std::string remoteHost, std::uint16_t remotePort);
+
+		/// Sends data to the specified remote endpoint.
+		///
+		/// \param data       The data to be sent.
+		/// \param len        The number of bytes to send.
+		/// \param remoteHost The hostname of the destination client.
+		/// \param remotePort The port of the destination client.
+		void UDPSocket::SendTo(std::uint8_t* buffer, std::size_t len, std::uint32_t remoteIP, std::uint16_t remotePort);
+
+	private:
+#ifdef _WIN32
+		SOCKET sock;
+#else
+		int sock;
+#endif
+	};
+}
+
+#endif