iw4x-client/iw4/Components/Dedicated.cpp

#include "..\STDInclude.hpp"

namespace Components
{
	Dvar::Var Dedicated::Dedi;

	bool Dedicated::IsDedicated()
	{
		return (Dedicated::Dedi.Get<int>() != 0);
	}

	void Dedicated::InitDedicatedServer()
	{
		const char* fastfiles[7] =
		{
			"code_post_gfx_mp",
			"localized_code_post_gfx_mp",
			"ui_mp",
			"localized_ui_mp",
			"common_mp",
			"localized_common_mp",
			"patch_mp"
		};

		memcpy((void*)0x66E1CB0, &fastfiles, sizeof(fastfiles));
		Game::LoadInitialFF();

		Utils::Hook::Call<void>(0x4F84C0);
	}

	Dedicated::Dedicated()
	{
		Dedicated::Dedi = Dvar::Register<int>("dedicated", 0, 0, 2, Game::dvar_flag::DVAR_FLAG_SERVERINFO | Game::dvar_flag::DVAR_FLAG_WRITEPROTECTED, "Start as dedicated");

		// TODO: Beautify!
		char* cmd = GetCommandLineA();
		char* value = strstr(cmd, " dedicated");

		if (value)
		{
			value += 10;

			while (*value == ' ' || *value == '"')
				value++;

			char num[2] = { 0, 0 };
			num[0] = *value;

			int dediVal = atoi(num);

			if (dediVal && dediVal < 3)
			{
				Dedicated::Dedi.SetRaw(dediVal);
			}
		}

		if (Dedicated::IsDedicated())
		{
			Utils::Hook(0x60BE98, Dedicated::InitDedicatedServer, HOOK_CALL).Install()->Quick();

			Utils::Hook::Set<BYTE>(0x683370, 0xC3); // steam sometimes doesn't like the server

			Utils::Hook::Set<BYTE>(0x5B4FF0, 0xC3); // self-registration on party
			Utils::Hook::Set<BYTE>(0x426130, 0xC3); // other party stuff?

			Utils::Hook::Set<BYTE>(0x4D7030, 0xC3); // upnp stuff

			Utils::Hook::Set<BYTE>(0x4B0FC3, 0x04); // make CL_Frame do client packets, even for game state 9
			Utils::Hook::Set<BYTE>(0x4F5090, 0xC3); // init sound system (1)
			Utils::Hook::Set<BYTE>(0x507B80, 0xC3); // start render thread
			Utils::Hook::Set<BYTE>(0x4F84C0, 0xC3); // R_Init caller
			Utils::Hook::Set<BYTE>(0x46A630, 0xC3); // init sound system (2)
			Utils::Hook::Set<BYTE>(0x41FDE0, 0xC3); // Com_Frame audio processor?
			Utils::Hook::Set<BYTE>(0x41B9F0, 0xC3); // called from Com_Frame, seems to do renderer stuff
			Utils::Hook::Set<BYTE>(0x41D010, 0xC3); // CL_CheckForResend, which tries to connect to the local server constantly
			Utils::Hook::Set<BYTE>(0x62B6C0, 0xC3); // UI expression 'DebugPrint', mainly to prevent some console spam

			Utils::Hook::Set<BYTE>(0x468960, 0xC3); // some mixer-related function called on shutdown
			Utils::Hook::Set<BYTE>(0x60AD90, 0);    // masterServerName flags

			Utils::Hook::Nop(0x4DCEC9, 2);          // some check preventing proper game functioning
			Utils::Hook::Nop(0x507C79, 6);          // another similar bsp check
			Utils::Hook::Nop(0x414E4D, 6);          // unknown check in SV_ExecuteClientMessage (0x20F0890 == 0, related to client->f_40)
			Utils::Hook::Nop(0x4DCEE9, 5);          // some deinit renderer function
			Utils::Hook::Nop(0x59A896, 5);          // warning message on a removed subsystem
			Utils::Hook::Nop(0x4B4EEF, 5);          // same as above
			Utils::Hook::Nop(0x64CF77, 5);          // function detecting video card, causes Direct3DCreate9 to be called
			Utils::Hook::Nop(0x60BC52, 0x15);       // recommended settings check

			// isHost script call return 0
			Utils::Hook::Set<DWORD>(0x5DEC04, 0);

			// map_rotate func
			//*(DWORD*)0x4152E8 = (DWORD)SV_MapRotate_f;

			// sv_network_fps max 1000, and uncheat
			Utils::Hook::Set<BYTE>(0x4D3C67, 0); // ?
			Utils::Hook::Set<DWORD>(0x4D3C69, 1000);

			// r_loadForRenderer default to 0
			Utils::Hook::Set<BYTE>(0x519DDF, 0);

			// disable cheat protection on onlinegame
			Utils::Hook::Set<BYTE>(0x404CF7, 0x80);

			// some d3d9 call on error
			Utils::Hook::Set<BYTE>(0x508470, 0xC3);

			// stop saving a config_mp.cfg
			Utils::Hook::Set<BYTE>(0x60B240, 0xC3);
		}
	}
}