r5sdk/src/engine/cmd.h

#ifndef CMD_H
#define CMD_H
#include "tier1/commandbuffer.h"

#define MAX_EXECUTION_MARKERS 2048

typedef enum
{
	eCmdExecutionMarker_Enable_FCVAR_SERVER_CAN_EXECUTE = 'a',
	eCmdExecutionMarker_Disable_FCVAR_SERVER_CAN_EXECUTE = 'b',

	eCmdExecutionMarker_Enable_FCVAR_CLIENTCMD_CAN_EXECUTE = 'c',
	eCmdExecutionMarker_Disable_FCVAR_CLIENTCMD_CAN_EXECUTE = 'd'
} ECmdExecutionMarker;

//-----------------------------------------------------------------------------
// Purpose: Returns current player calling this function
// Output : ECommandTarget_t - 
//-----------------------------------------------------------------------------
FORCEINLINE ECommandTarget_t Cbuf_GetCurrentPlayer(void)
{
	// Always returns 'CBUF_FIRST_PLAYER' in Respawn's code.
	return ECommandTarget_t::CBUF_FIRST_PLAYER;
}

extern bool Cbuf_HasRoomForExecutionMarkers(const int cExecutionMarkers);
extern bool Cbuf_AddTextWithMarkers(const char* text, const ECmdExecutionMarker markerLeft, const ECmdExecutionMarker markerRight);

/* ==== COMMAND_BUFFER ================================================================================================================================================== */
inline CMemory p_Cbuf_AddText;
inline void(*Cbuf_AddText)(ECommandTarget_t eTarget, const char* pText, cmd_source_t cmdSource);

inline CMemory p_Cbuf_AddExecutionMarker;
inline void(*Cbuf_AddExecutionMarker)(ECommandTarget_t target, ECmdExecutionMarker marker);

inline CMemory p_Cbuf_Execute;
inline void(*Cbuf_Execute)(void);

inline CMemory p_Cmd_Dispatch;
inline void(*v_Cmd_Dispatch)(ECommandTarget_t eTarget, const ConCommandBase* pCmdBase, const CCommand* pCommand, bool bCallBackupCallback);

inline CMemory p_Cmd_ForwardToServer;
inline bool(*v_Cmd_ForwardToServer)(const CCommand* pCommand);

extern CCommandBuffer** s_pCommandBuffer;
extern LPCRITICAL_SECTION s_pCommandBufferMutex;

extern CUtlVector<int>* g_pExecutionMarkers;


///////////////////////////////////////////////////////////////////////////////
class VCmd : public IDetour
{
	virtual void GetAdr(void) const
	{
		LogFunAdr("Cbuf_AddText", p_Cbuf_AddText.GetPtr());
		LogFunAdr("Cbuf_AddExecutionMarker", p_Cbuf_AddExecutionMarker.GetPtr());
		LogFunAdr("Cbuf_Execute", p_Cbuf_Execute.GetPtr());
		LogFunAdr("Cmd_Dispatch", p_Cmd_Dispatch.GetPtr());
		LogFunAdr("Cmd_ForwardToServer", p_Cmd_ForwardToServer.GetPtr());
		LogVarAdr("s_CommandBuffer", reinterpret_cast<uintptr_t>(s_pCommandBuffer));
		LogVarAdr("s_CommandBufferMutex", reinterpret_cast<uintptr_t>(s_pCommandBufferMutex));
		LogVarAdr("g_ExecutionMarkers", reinterpret_cast<uintptr_t>(g_pExecutionMarkers));
	}
	virtual void GetFun(void) const
	{
		p_Cbuf_AddText            = g_GameDll.FindPatternSIMD("48 89 5C 24 ?? 48 89 74 24 ?? 57 48 83 EC 20 48 63 D9 41 8B F8 48 8D 0D ?? ?? ?? ?? 48 8B F2 FF 15 ?? ?? ?? ?? 48 8D 05 ?? ?? ?? ?? 41 B9 ?? ?? ?? ??");
		p_Cbuf_AddExecutionMarker = g_GameDll.FindPatternSIMD("48 89 5C 24 ?? 48 89 6C 24 ?? 48 89 74 24 ?? 57 48 81 EC ?? ?? ?? ?? 44 8B 05 ?? ?? ?? ??");
		p_Cbuf_Execute            = g_GameDll.FindPatternSIMD("48 89 5C 24 ?? 48 89 6C 24 ?? 48 89 74 24 ?? 57 48 83 EC 20 FF 15 ?? ?? ?? ??");

		p_Cmd_Dispatch            = g_GameDll.FindPatternSIMD("E8 ?? ?? ?? ?? 8B ?? 0C 49 FF C7").FollowNearCallSelf();
		p_Cmd_ForwardToServer     = g_GameDll.FindPatternSIMD("48 89 5C 24 ?? 48 89 6C 24 ?? 48 89 74 24 ?? 57 48 81 EC ?? ?? ?? ?? 44 8B 59 04");

		Cbuf_AddText            = p_Cbuf_AddText.RCast<void (*)(ECommandTarget_t, const char*, cmd_source_t)>(); /*48 89 5C 24 ?? 48 89 74 24 ?? 57 48 83 EC 20 48 63 D9 41 8B F8 48 8D 0D ?? ?? ?? ?? 48 8B F2 FF 15 ?? ?? ?? ?? 48 8D 05 ?? ?? ?? ?? 41 B9 ?? ?? ?? ??*/
		Cbuf_AddExecutionMarker = p_Cbuf_AddExecutionMarker.RCast<void(*)(ECommandTarget_t, ECmdExecutionMarker)>();
		Cbuf_Execute            = p_Cbuf_Execute.RCast<void (*)(void)>();                                        /*48 89 5C 24 ?? 48 89 6C 24 ?? 48 89 74 24 ?? 57 48 83 EC 20 FF 15 ?? ?? ?? ??*/
		v_Cmd_Dispatch          = p_Cmd_Dispatch.RCast<void (*)(ECommandTarget_t, const ConCommandBase*, const CCommand*, bool)>();
		v_Cmd_ForwardToServer   = p_Cmd_ForwardToServer.RCast<bool (*)(const CCommand*)>();             /*48 89 5C 24 ?? 48 89 6C 24 ?? 48 89 74 24 ?? 57 48 81 EC ?? ?? ?? ?? 44 8B 59 04*/
	}
	virtual void GetVar(void) const
	{
		s_pCommandBuffer      = p_Cbuf_AddText.FindPattern("48 8D 05").ResolveRelativeAddressSelf(3, 7).RCast<CCommandBuffer**>();
		s_pCommandBufferMutex = p_Cbuf_AddText.FindPattern("48 8D 0D").ResolveRelativeAddressSelf(3, 7).RCast<LPCRITICAL_SECTION>();
		g_pExecutionMarkers   = p_Cbuf_AddExecutionMarker.FindPattern("48 8B 0D").ResolveRelativeAddressSelf(3, 7).RCast<CUtlVector<int>*>();
	}
	virtual void GetCon(void) const { }
	virtual void Detour(const bool bAttach) const;
};

#endif // CMD_H