From 28e97d54684a246ce2c46197fe229cb9cb152562 Mon Sep 17 00:00:00 2001
From: Mattes D <github@xoft.cz>
Date: Mon, 12 Jan 2015 09:38:00 +0100
Subject: cNetwork: Implemented basic server functionality.

---
 tests/Network/EchoServer.cpp | 68 +++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 67 insertions(+), 1 deletion(-)

(limited to 'tests/Network')

diff --git a/tests/Network/EchoServer.cpp b/tests/Network/EchoServer.cpp
index def064083..e6571a57f 100644
--- a/tests/Network/EchoServer.cpp
+++ b/tests/Network/EchoServer.cpp
@@ -3,6 +3,53 @@
 
 // Implements an Echo server using the LibEvent-based cNetwork API, as a test of that API
 
+#include "Globals.h"
+#include <iostream>
+#include <string>
+#include "OSSupport/Network.h"
+
+
+
+
+
+class cEchoServerCallbacks:
+	public cNetwork::cListenCallbacks
+{
+	virtual void OnAccepted(cTCPLink & a_Link) override
+	{
+		LOGD("New client accepted, sending welcome message.");
+		// Send a welcome message to each connecting client:
+		a_Link.Send("Welcome to the simple echo server.\r\n");
+		LOGD("Welcome message queued.");
+	}
+};
+
+
+
+
+
+/** cTCPLink callbacks that echo everything they receive back to the remote peer. */
+class cEchoLinkCallbacks:
+	public cTCPLink::cCallbacks
+{
+	virtual void OnReceivedData(cTCPLink & a_Link, const char * a_Data, size_t a_Size) override
+	{
+		// Echo the incoming data back to outgoing data:
+		LOGD("%p: Data received (%u bytes), echoing back.", &a_Link, static_cast<unsigned>(a_Size));
+		a_Link.Send(a_Data, a_Size);
+		LOGD("Echo queued");
+	}
+
+	virtual void OnRemoteClosed(cTCPLink & a_Link) override
+	{
+		LOGD("%p: Remote has closed the connection.", &a_Link);
+	}
+
+	virtual void OnError(cTCPLink & a_Link, int a_ErrorCode) override
+	{
+		LOGD("%p: Error %d in the cEchoLinkCallbacks.", &a_Link, a_ErrorCode);
+	}
+};
 
 
 
@@ -10,7 +57,26 @@
 
 int main()
 {
-	// TODO
+	LOGD("EchoServer: starting up");
+	cServerHandlePtr Server = cNetwork::Listen(9876, std::make_shared<cEchoServerCallbacks>(), std::make_shared<cEchoLinkCallbacks>());
+	if (!Server->IsListening())
+	{
+		LOGWARNING("Cannot listen on port 9876");
+		abort();
+	}
+	ASSERT(Server->IsListening());
+
+	// Wait for the user to terminate the server:
+	printf("Press enter to terminate the server.\n");
+	AString line;
+	std::getline(std::cin, line);
+
+	// Close the server and all its active connections:
+	LOG("Server terminating.");
+	Server->Close();
+	ASSERT(!Server->IsListening());
+
+	LOG("Network test finished.");
 	return 0;
 }
 
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