From 8a48e6dcc3790c23bad43bb57045ccbd62758672 Mon Sep 17 00:00:00 2001
From: NOTPIES <pieslolV2@gmail.com>
Date: Wed, 4 Mar 2026 21:09:02 -0300
Subject: [PATCH] feat: add missing commandline implementations

---
 .../Network/PlatformNetworkManagerStub.cpp    | 27 +++++++++++++++++++
 .../Windows64/Windows64_Minecraft.cpp         | 26 ++++++++++++++++++
 2 files changed, 53 insertions(+)

diff --git a/Minecraft.Client/Common/Network/PlatformNetworkManagerStub.cpp b/Minecraft.Client/Common/Network/PlatformNetworkManagerStub.cpp
index 0a69cd6..932c0bb 100644
--- a/Minecraft.Client/Common/Network/PlatformNetworkManagerStub.cpp
+++ b/Minecraft.Client/Common/Network/PlatformNetworkManagerStub.cpp
@@ -705,6 +705,33 @@ void CPlatformNetworkManagerStub::SearchForGames()
 #ifdef _WINDOWS64
 	std::vector<Win64LANSession> lanSessions = WinsockNetLayer::GetDiscoveredSessions();
 
+	if (g_Win64MultiplayerJoin)
+	{
+		bool alreadyPresent = false;
+		for (size_t i = 0; i < lanSessions.size(); i++)
+		{
+			if (strcmp(lanSessions[i].hostIP, g_Win64MultiplayerIP) == 0 &&
+				lanSessions[i].hostPort == g_Win64MultiplayerPort)
+			{
+				alreadyPresent = true;
+				break;
+			}
+		}
+		if (!alreadyPresent)
+		{
+			Win64LANSession manual;
+			memset(&manual, 0, sizeof(manual));
+			strncpy_s(manual.hostIP, sizeof(manual.hostIP), g_Win64MultiplayerIP, _TRUNCATE);
+			manual.hostPort = g_Win64MultiplayerPort;
+			swprintf_s(manual.hostName, 32, L"%hs:%d", g_Win64MultiplayerIP, g_Win64MultiplayerPort);
+			manual.playerCount = 0;
+			manual.maxPlayers = MINECRAFT_NET_MAX_PLAYERS;
+			manual.isJoinable = true;
+			manual.lastSeenTick = GetTickCount();
+			lanSessions.push_back(manual);
+		}
+	}
+
 	for (size_t i = 0; i < friendsSessions[0].size(); i++)
 		delete friendsSessions[0][i];
 	friendsSessions[0].clear();
diff --git a/Minecraft.Client/Windows64/Windows64_Minecraft.cpp b/Minecraft.Client/Windows64/Windows64_Minecraft.cpp
index 4f6fac6..072b143 100644
--- a/Minecraft.Client/Windows64/Windows64_Minecraft.cpp
+++ b/Minecraft.Client/Windows64/Windows64_Minecraft.cpp
@@ -807,6 +807,32 @@ int APIENTRY _tWinMain(_In_ HINSTANCE hInstance,
 			nameBuf[n] = 0;
 			strncpy_s(g_Win64Username, 17, nameBuf, _TRUNCATE);
 		}
+
+		char *ipArg = strstr(cmdLineA, "-ip ");
+		if (ipArg)
+		{
+			ipArg += 4;
+			while (*ipArg == ' ') ipArg++;
+			char ipBuf[256];
+			int n = 0;
+			while (ipArg[n] && ipArg[n] != ' ' && n < 255) { ipBuf[n] = ipArg[n]; n++; }
+			ipBuf[n] = 0;
+			strncpy_s(g_Win64MultiplayerIP, 256, ipBuf, _TRUNCATE);
+			g_Win64MultiplayerJoin = true;
+		}
+
+		char *portArg = strstr(cmdLineA, "-port ");
+		if (portArg)
+		{
+			portArg += 6;
+			while (*portArg == ' ') portArg++;
+			char portBuf[16];
+			int n = 0;
+			while (portArg[n] && portArg[n] != ' ' && n < 15) { portBuf[n] = portArg[n]; n++; }
+			portBuf[n] = 0;
+			g_Win64MultiplayerPort = atoi(portBuf);
+			if (g_Win64MultiplayerPort <= 0) g_Win64MultiplayerPort = WIN64_NET_DEFAULT_PORT;
+		}
 	}
 
 	if (g_Win64Username[0] == 0)