From 1a50770647c582c5ce194e5741e3014bb1c1e8b2 Mon Sep 17 00:00:00 2001
From: Sylvessa <225480449+sylvessa@users.noreply.github.com>
Date: Thu, 26 Mar 2026 09:15:11 -0500
Subject: Add asynchronous server joining (#1408)

---
 .../Windows64/Network/WinsockNetLayer.h            | 30 ++++++++++++++++++++++
 1 file changed, 30 insertions(+)

(limited to 'Minecraft.Client/Windows64/Network/WinsockNetLayer.h')

diff --git a/Minecraft.Client/Windows64/Network/WinsockNetLayer.h b/Minecraft.Client/Windows64/Network/WinsockNetLayer.h
index afccbd66..8a11e391 100644
--- a/Minecraft.Client/Windows64/Network/WinsockNetLayer.h
+++ b/Minecraft.Client/Windows64/Network/WinsockNetLayer.h
@@ -21,6 +21,8 @@
 
 class Socket;
 
+#include "..\..\..\Minecraft.World\DisconnectPacket.h"
+
 #pragma pack(push, 1)
 struct Win64LANBroadcast
 {
@@ -69,6 +71,23 @@ public:
 	static bool HostGame(int port, const char* bindIp = nullptr);
 	static bool JoinGame(const char* ip, int port);
 
+	enum eJoinState
+	{
+		eJoinState_Idle,
+		eJoinState_Connecting,
+		eJoinState_Success,
+		eJoinState_Failed,
+		eJoinState_Rejected,
+		eJoinState_Cancelled
+	};
+	static bool BeginJoinGame(const char* ip, int port);
+	static void CancelJoinGame();
+	static eJoinState GetJoinState();
+	static int GetJoinAttempt();
+	static int GetJoinMaxAttempts();
+	static DisconnectPacket::eDisconnectReason GetJoinRejectReason();
+	static bool FinalizeJoin();
+
 	static bool SendToSmallId(BYTE targetSmallId, const void* data, int dataSize);
 	static bool SendOnSocket(SOCKET sock, const void* data, int dataSize);
 
@@ -112,6 +131,17 @@ private:
 	static DWORD WINAPI SplitScreenRecvThreadProc(LPVOID param);
 	static DWORD WINAPI AdvertiseThreadProc(LPVOID param);
 	static DWORD WINAPI DiscoveryThreadProc(LPVOID param);
+	static DWORD WINAPI JoinThreadProc(LPVOID param);
+
+	static HANDLE s_joinThread;
+	static volatile eJoinState s_joinState;
+	static volatile int s_joinAttempt;
+	static volatile bool s_joinCancel;
+	static char s_joinIP[256];
+	static int s_joinPort;
+	static BYTE s_joinAssignedSmallId;
+	static DisconnectPacket::eDisconnectReason s_joinRejectReason;
+	static const int JOIN_MAX_ATTEMPTS = 4;
 
 	static SOCKET s_listenSocket;
 	static SOCKET s_hostConnectionSocket;
-- 
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