client to server contact

client/client_application.cpp

@@ -55,10 +55,20 @@ ClientApplication::~ClientApplication() {
 }
 
 void ClientApplication::Init() {
-	if (SDL_Init(SDL_INIT_VIDEO))
-		throw(std::runtime_error("Failed to initialize SDL"));
+	//load the prerequisites
+	config.Load("rsc\\config.cfg");
 
+	//initialize SDL
+	if (SDL_Init(SDL_INIT_VIDEO)) {
+		throw(std::runtime_error("Failed to initialize SDL"));
+	}
 	BaseScene::SetScreen(800, 600);
+
+	//initialize SDL_net
+	if (SDLNet_Init()) {
+		throw(std::runtime_error("Failed to initialize SDL_net"));
+	}
+	network.Open(0, sizeof(NetworkPacket));
 }
 
 void ClientApplication::Proc() {
@@ -100,6 +110,8 @@ void ClientApplication::Proc() {
 }
 
 void ClientApplication::Quit() {
+	network.Close();
+	SDLNet_Quit();
 	SDL_Quit();
 }
 
@@ -123,7 +135,7 @@ void ClientApplication::LoadScene(SceneList sceneIndex) {
 			activeScene = new OptionsMenu();
 		break;
 		case SceneList::LOBBYMENU:
-			activeScene = new LobbyMenu();
+			activeScene = new LobbyMenu(&config, &network);
 		break;
 		case SceneList::INWORLD:
 			activeScene = new InWorld();

client/client_application.hpp

@@ -25,6 +25,10 @@
 #include "scene_list.hpp"
 #include "base_scene.hpp"
 
+#include "config_utility.hpp"
+#include "network_packet.hpp"
+#include "udp_network_utility.hpp"
+
 class ClientApplication {
 private:
 	ClientApplication();
@@ -44,6 +48,9 @@ private:
 	void UnloadScene();
 
 	BaseScene* activeScene = nullptr;
+
+	ConfigUtility config;
+	UDPNetworkUtility network;
 };
 
 #endif

client/lobby_menu.cpp

@@ -25,22 +25,35 @@
 //Public access members
 //-------------------------
 
-LobbyMenu::LobbyMenu() {
+LobbyMenu::LobbyMenu(ConfigUtility* const arg1, UDPNetworkUtility* const arg2):
+	config(*arg1),
+	network(*arg2)
+{
 	//setup the utility objects
 	image.LoadSurface("rsc\\graphics\\interface\\button_menu.bmp");
 	image.SetClipH(image.GetClipH()/3);
 	font.LoadSurface("rsc\\graphics\\fonts\\pk_white_8.bmp");
 
 	//pass the utility objects
-	backButton.SetImage(&image);
-	backButton.SetFont(&font);
+	search.SetImage(&image);
+	search.SetFont(&font);
+	join.SetImage(&image);
+	join.SetFont(&font);
+	back.SetImage(&image);
+	back.SetFont(&font);
 
 	//set the button positions
-	backButton.SetX(50);
-	backButton.SetY(50 + image.GetClipH() * 0);
+	search.SetX(50);
+	search.SetY(50 + image.GetClipH() * 0);
+	join.SetX(50);
+	join.SetY(50 + image.GetClipH() * 1);
+	back.SetX(50);
+	back.SetY(50 + image.GetClipH() * 2);
 
 	//set the button texts
-	backButton.SetText("Back");
+	search.SetText("Search");
+	join.SetText("Join");
+	back.SetText("Back");
 }
 
 LobbyMenu::~LobbyMenu() {
@@ -64,7 +77,9 @@ void LobbyMenu::FrameEnd() {
 }
 
 void LobbyMenu::Render(SDL_Surface* const screen) {
-	backButton.DrawTo(screen);
+	search.DrawTo(screen);
+	join.DrawTo(screen);
+	back.DrawTo(screen);
 }
 
 //-------------------------
@@ -72,15 +87,28 @@ void LobbyMenu::Render(SDL_Surface* const screen) {
 //-------------------------
 
 void LobbyMenu::MouseMotion(SDL_MouseMotionEvent const& motion) {
-	backButton.MouseMotion(motion);
+	search.MouseMotion(motion);
+	join.MouseMotion(motion);
+	back.MouseMotion(motion);
 }
 
 void LobbyMenu::MouseButtonDown(SDL_MouseButtonEvent const& button) {
-	backButton.MouseButtonDown(button);
+	search.MouseButtonDown(button);
+	join.MouseButtonDown(button);
+	back.MouseButtonDown(button);
 }
 
 void LobbyMenu::MouseButtonUp(SDL_MouseButtonEvent const& button) {
-	if (backButton.MouseButtonUp(button) == Button::State::HOVER) {
+	if (search.MouseButtonUp(button) == Button::State::HOVER) {
+		//ping the LAN
+		NetworkPacket packet;
+		packet.meta.type = NetworkPacket::Type::BROADCAST_REQUEST;
+		network.Send(config["server.host"].c_str(), config.Int("server.port"), reinterpret_cast<void*>(&packet), sizeof(NetworkPacket));
+	}
+	if (join.MouseButtonUp(button) == Button::State::HOVER) {
+		//join the selected server
+	}
+	if (back.MouseButtonUp(button) == Button::State::HOVER) {
 		SetNextScene(SceneList::MAINMENU);
 	}
 }

client/lobby_menu.hpp

@@ -28,10 +28,17 @@
 #include "raster_font.hpp"
 #include "button.hpp"
 
+#include "config_utility.hpp"
+#include "udp_network_utility.hpp"
+#include "network_packet.hpp"
+
+#include <vector>
+
 class LobbyMenu : public BaseScene {
 public:
 	//Public access members
-	LobbyMenu();
+	LobbyMenu() = delete;
+	LobbyMenu(ConfigUtility* const, UDPNetworkUtility* const);
 	~LobbyMenu();
 
 protected:
@@ -48,10 +55,23 @@ protected:
 	void KeyDown(SDL_KeyboardEvent const&);
 	void KeyUp(SDL_KeyboardEvent const&);
 
+	//handles
+	ConfigUtility& config;
+	UDPNetworkUtility& network;
+
 	//members
 	Image image;
 	RasterFont font;
-	Button backButton;
+	Button search;
+	Button join;
+	Button back;
+
+	struct ServerInfo {
+		std::string name;
+		IPaddress address;
+	};
+
+	std::vector<ServerInfo> serverInfo; 
 };
 
 #endif

client/makefile

@@ -1,7 +1,7 @@
 #config
 COMMONDIR+=../common ../common/map ../common/network ../common/ui
 COMMON+=../libcommon.a
-LIB+=$(COMMON) -lmingw32 -lSDLmain -lSDL -llua -lsqlite3
+LIB+=$(COMMON) -lSDL_net -lwsock32 -liphlpapi -lmingw32 -lSDLmain -lSDL
 CXXFLAGS+=-std=c++11 -DDEBUG $(addprefix -I,$(COMMONDIR))
 CFLAGS+=-DDEBUG $(addprefix -I,$(COMMONDIR))
 

server/server_application.cpp

@@ -78,11 +78,6 @@ void ServerApplication::Init(int argc, char** argv) {
 	}
 	cout << "Thread safety confirmed" << endl;
 
-	if (running) {
-		throw(std::runtime_error("Multiple calls to ServerApplication::Init() is not allowed"));
-	}
-	running = true;
-
 	//load config
 	config.Load("rsc\\config.cfg");
 
@@ -125,18 +120,11 @@ void ServerApplication::Init(int argc, char** argv) {
 		throw(runtime_error("Failed to create the networkQueueThread"));
 	}
 	cout << "initialized networkQueueThread" << endl;
-
-	//debugging
-	NetworkPacket packet;
-	packet.meta.type = NetworkPacket::Type::PING;
-	strcpy(packet.serverInfo.name, "foo");
-	networkUtil.Send(config["server.host"].c_str(), config.Int("server.port"), &packet, sizeof(NetworkPacket));
 }
 
 void ServerApplication::Loop() {
 	//debugging
-	SDL_Delay(1000);
-
+	while(running) {
 		while(networkQueue.Size() > 0) {
 			try {
 				HandlePacket(networkQueue.Pop());
@@ -145,6 +133,7 @@ void ServerApplication::Loop() {
 				cerr << "Network Error: " << e.what() << endl;
 			}
 		};
+	}
 }
 
 void ServerApplication::Quit() {
@@ -165,14 +154,12 @@ void ServerApplication::HandlePacket(NetworkPacket packet) {
 	switch(packet.meta.type) {
 		case NetworkPacket::Type::PING:
 			//NOT USED
-			//debugging
-			cout << packet.serverInfo.name << endl;
 		break;
 		case NetworkPacket::Type::PONG:
 			//NOT USED
 		break;
 		case NetworkPacket::Type::BROADCAST_REQUEST:
-			//
+			cout << "Recieved a request" << endl;
 		break;
 		case NetworkPacket::Type::BROADCAST_RESPONSE:
 			//

server/server_application.hpp

@@ -49,7 +49,7 @@ private:
 	void HandlePacket(NetworkPacket);
 
 	//members
-	bool running = false;
+	bool running = true;
 	ConfigUtility config;
 
 	//networking