Added simple TCP socket server to handle requests and TCP socket client to test and measure.

server/ipc_server.cpp

@@ -0,0 +1,88 @@
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <string>
+#include <cstring>
+#include <unistd.h>
+#include <sys/file.h>
+#include <errno.h>
+#include <iostream>
+
+#include "SynchronousSocket.h"
+#include "task.h"
+
+using namespace std;
+
+const int LISTEN_PORT = 19876;
+const int LISTEN_BACKLOG = 10;
+const int EXIT_FAIL = 1;
+
+void ProcessRequests(int socket_fd)
+{
+	SynchronousSocket s;
+	s.Init(socket_fd);
+	try {
+		while (true)
+		{
+			string message = s.ReceiveMessage();
+			s.SendMessage(Task(message));
+		}
+	}
+	catch (string s)
+	{
+		cerr << "Error in socket " << s << "\n";
+	}
+	catch (...)
+	{
+		cerr << "Unknown error in socket\n";
+	}
+	s.Disconnect();
+}
+
+int main()
+{
+	int listensock;
+	if ((listensock = socket(PF_INET, SOCK_STREAM, 0)) == -1)
+	{
+		cerr << "Could not create socket for listening...\n";
+		return EXIT_FAIL;
+	}
+	struct sockaddr_in listenaddr;
+	memset(&listenaddr, 0, sizeof(listenaddr));
+	listenaddr.sin_family = AF_INET;
+	listenaddr.sin_addr.s_addr = htonl(INADDR_ANY);
+	listenaddr.sin_port = htons(LISTEN_PORT);
+	if (bind(listensock, (struct  sockaddr *)(&listenaddr), sizeof(struct sockaddr_in)) == -1)
+	{
+		cerr << "Could not bind listening socket...\n";
+		return EXIT_FAIL;
+	}
+	if (listen(listensock, LISTEN_BACKLOG) == -1)
+	{
+		cerr << "Could not set socket into listening mode...\n";
+		return EXIT_FAIL;
+	}
+	struct sockaddr_in peeraddr;
+	socklen_t paddrlen;
+	paddrlen = sizeof(peeraddr);
+	int recsock;
+	cout << "Press Ctrl-C for exit\n";
+	cout << "Accepting connections on port " << LISTEN_PORT << "\n";           
+	while (true)
+	{
+		(recsock = accept(listensock, (struct sockaddr *)(&peeraddr), &paddrlen));
+		if (recsock == -1)
+		{
+			cerr << "Error accepting connection, errno = " << errno << "\n";
+			continue;
+		}
+		cout << "Accepted connection from " << inet_ntoa(peeraddr.sin_addr) << ":" << ntohs(peeraddr.sin_port) << "\n";
+		ProcessRequests(recsock);
+	}                                                   
+	cerr << "Accept error...\n";
+	if (close(listensock) == -1)
+	{
+		cerr << "Could not close listening socket...\n";
+		exit(EXIT_FAIL);
+	}
+	return 0;
+}