827 lines
26 KiB
C++
827 lines
26 KiB
C++
#include "Renderer_Detector.h"
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#include "Hook_Manager.h"
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#include <algorithm>
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constexpr int max_hook_retries = 500;
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#ifdef STEAM_WIN32
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#include "windows/DX12_Hook.h"
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#include "windows/DX11_Hook.h"
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#include "windows/DX10_Hook.h"
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#include "windows/DX9_Hook.h"
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#include "windows/OpenGL_Hook.h"
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#include "windows/Windows_Hook.h"
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static decltype(&IDXGISwapChain::Present) _IDXGISwapChain_Present = nullptr;
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static decltype(&IDirect3DDevice9::Present) _IDirect3DDevice9_Present = nullptr;
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static decltype(&IDirect3DDevice9Ex::PresentEx) _IDirect3DDevice9Ex_PresentEx = nullptr;
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static decltype(wglMakeCurrent)* _wglMakeCurrent = nullptr;
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static constexpr auto windowClassName = "___overlay_window_class___";
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void Renderer_Detector::create_hwnd()
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{
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if (dummy_hWnd == nullptr)
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{
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HINSTANCE hInst = GetModuleHandle(nullptr);
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if (atom == 0)
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{
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// Register a window class for creating our render window with.
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WNDCLASSEX windowClass = {};
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windowClass.cbSize = sizeof(WNDCLASSEX);
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windowClass.style = CS_HREDRAW | CS_VREDRAW;
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windowClass.lpfnWndProc = DefWindowProc;
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windowClass.cbClsExtra = 0;
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windowClass.cbWndExtra = 0;
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windowClass.hInstance = hInst;
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windowClass.hIcon = NULL;
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windowClass.hCursor = ::LoadCursor(NULL, IDC_ARROW);
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windowClass.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
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windowClass.lpszMenuName = NULL;
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windowClass.lpszClassName = windowClassName;
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windowClass.hIconSm = NULL;
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atom = ::RegisterClassEx(&windowClass);
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}
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if (atom > 0)
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{
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dummy_hWnd = ::CreateWindowEx(
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NULL,
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windowClassName,
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"",
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WS_OVERLAPPEDWINDOW,
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0,
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0,
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1,
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1,
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NULL,
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NULL,
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hInst,
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nullptr
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);
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assert(dummy_hWnd && "Failed to create window");
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}
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}
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}
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void Renderer_Detector::destroy_hwnd()
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{
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if (dummy_hWnd != nullptr)
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{
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DestroyWindow(dummy_hWnd);
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UnregisterClass(windowClassName, GetModuleHandle(nullptr));
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}
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}
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HRESULT STDMETHODCALLTYPE Renderer_Detector::MyIDXGISwapChain_Present(IDXGISwapChain* _this, UINT SyncInterval, UINT Flags)
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{
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Renderer_Detector& inst = Renderer_Detector::Inst();
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Hook_Manager& hm = Hook_Manager::Inst();
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auto res = (_this->*_IDXGISwapChain_Present)(SyncInterval, Flags);
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if (!inst.stop_retry())
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{
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IUnknown* pDevice = nullptr;
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if (inst._dx12_hooked)
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{
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_this->GetDevice(IID_PPV_ARGS(reinterpret_cast<ID3D12Device**>(&pDevice)));
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}
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if (pDevice)
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{
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DX10_Hook::Inst()->start_hook();
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}
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else
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{
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_this->GetDevice(IID_PPV_ARGS(reinterpret_cast<ID3D11Device**>(&pDevice)));
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if (pDevice)
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{
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DX11_Hook::Inst()->start_hook();
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}
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else
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{
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//_this->GetDevice(IID_PPV_ARGS(reinterpret_cast<ID3D12Device**>(&pDevice)));
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//if (pDevice)
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//{
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// DX12_Hook::Inst()->start_hook();
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//}
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}
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}
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if (pDevice) pDevice->Release();
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}
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return res;
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}
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HRESULT STDMETHODCALLTYPE Renderer_Detector::MyPresent(IDirect3DDevice9* _this, CONST RECT* pSourceRect, CONST RECT* pDestRect, HWND hDestWindowOverride, CONST RGNDATA* pDirtyRegion)
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{
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Renderer_Detector& inst = Renderer_Detector::Inst();
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Hook_Manager& hm = Hook_Manager::Inst();
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auto res = (_this->*_IDirect3DDevice9_Present)(pSourceRect, pDestRect, hDestWindowOverride, pDirtyRegion);
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if (!inst.stop_retry())
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{
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DX9_Hook::Inst()->start_hook();
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}
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return res;
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}
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HRESULT STDMETHODCALLTYPE Renderer_Detector::MyPresentEx(IDirect3DDevice9Ex* _this, CONST RECT* pSourceRect, CONST RECT* pDestRect, HWND hDestWindowOverride, CONST RGNDATA* pDirtyRegion, DWORD dwFlags)
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{
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Renderer_Detector& inst = Renderer_Detector::Inst();
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Hook_Manager& hm = Hook_Manager::Inst();
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auto res = (_this->*_IDirect3DDevice9Ex_PresentEx)(pSourceRect, pDestRect, hDestWindowOverride, pDirtyRegion, dwFlags);
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if (!inst.stop_retry())
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{
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DX9_Hook::Inst()->start_hook();
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}
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return res;
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}
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BOOL WINAPI Renderer_Detector::MywglMakeCurrent(HDC hDC, HGLRC hGLRC)
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{
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Renderer_Detector& inst = Renderer_Detector::Inst();
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Hook_Manager& hm = Hook_Manager::Inst();
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auto res = _wglMakeCurrent(hDC, hGLRC);
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if (!inst.stop_retry())
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{
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OpenGL_Hook::Inst()->start_hook();
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}
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return res;
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}
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void Renderer_Detector::HookDXGIPresent(IDXGISwapChain* pSwapChain)
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{
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if (!_dxgi_hooked)
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{
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_dxgi_hooked = true;
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(void*&)_IDXGISwapChain_Present = (*reinterpret_cast<void***>(pSwapChain))[(int)IDXGISwapChainVTable::Present];
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rendererdetect_hook->BeginHook();
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rendererdetect_hook->HookFuncs(
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std::pair<void**, void*>((PVOID*)& _IDXGISwapChain_Present, &Renderer_Detector::MyIDXGISwapChain_Present)
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);
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rendererdetect_hook->EndHook();
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}
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}
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void Renderer_Detector::HookDX9Present(IDirect3DDevice9* pDevice, bool ex)
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{
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(void*&)_IDirect3DDevice9_Present = (*reinterpret_cast<void***>(pDevice))[(int)IDirect3DDevice9VTable::Present];
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if (ex)
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(void*&)_IDirect3DDevice9Ex_PresentEx = (*reinterpret_cast<void***>(pDevice))[(int)IDirect3DDevice9VTable::PresentEx];
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rendererdetect_hook->BeginHook();
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rendererdetect_hook->HookFuncs(
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std::pair<void**, void*>((PVOID*)& _IDirect3DDevice9_Present, &Renderer_Detector::MyPresent)
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);
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if (ex)
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{
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rendererdetect_hook->HookFuncs(
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std::pair<void**, void*>((PVOID*)& _IDirect3DDevice9Ex_PresentEx, &Renderer_Detector::MyPresentEx)
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);
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}
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rendererdetect_hook->EndHook();
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}
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void Renderer_Detector::HookwglMakeCurrent(decltype(wglMakeCurrent)* wglMakeCurrent)
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{
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_wglMakeCurrent = wglMakeCurrent;
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rendererdetect_hook->BeginHook();
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rendererdetect_hook->HookFuncs(
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std::pair<void**, void*>((PVOID*)& _wglMakeCurrent, &Renderer_Detector::MywglMakeCurrent)
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);
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rendererdetect_hook->EndHook();
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}
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void Renderer_Detector::hook_dx9()
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{
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if (!_dx9_hooked && !_renderer_found)
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{
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create_hwnd();
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if (dummy_hWnd == nullptr)
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return;
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IDirect3D9Ex* pD3D = nullptr;
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IUnknown* pDevice = nullptr;
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HMODULE library = GetModuleHandle(DX9_Hook::DLL_NAME);
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decltype(Direct3DCreate9Ex)* Direct3DCreate9Ex = nullptr;
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if (library != nullptr)
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{
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Direct3DCreate9Ex = (decltype(Direct3DCreate9Ex))GetProcAddress(library, "Direct3DCreate9Ex");
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D3DPRESENT_PARAMETERS params = {};
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params.BackBufferWidth = 1;
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params.BackBufferHeight = 1;
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params.hDeviceWindow = dummy_hWnd;
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params.BackBufferCount = 1;
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params.Windowed = TRUE;
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params.SwapEffect = D3DSWAPEFFECT_DISCARD;
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if (Direct3DCreate9Ex != nullptr)
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{
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Direct3DCreate9Ex(D3D_SDK_VERSION, &pD3D);
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pD3D->CreateDeviceEx(D3DADAPTER_DEFAULT, D3DDEVTYPE_NULLREF, NULL, D3DCREATE_HARDWARE_VERTEXPROCESSING, ¶ms, NULL, reinterpret_cast<IDirect3DDevice9Ex * *>(&pDevice));
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}
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else
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{
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decltype(Direct3DCreate9)* Direct3DCreate9 = (decltype(Direct3DCreate9))GetProcAddress(library, "Direct3DCreate9");
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if (Direct3DCreate9 != nullptr)
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{
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pD3D = reinterpret_cast<IDirect3D9Ex*>(Direct3DCreate9(D3D_SDK_VERSION));
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pD3D->CreateDevice(D3DADAPTER_DEFAULT, D3DDEVTYPE_NULLREF, NULL, D3DCREATE_HARDWARE_VERTEXPROCESSING, ¶ms, reinterpret_cast<IDirect3DDevice9 * *>(&pDevice));
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}
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}
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}
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if (pDevice != nullptr)
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{
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PRINT_DEBUG("Hooked D3D9::Present to detect DX Version\n");
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_dx9_hooked = true;
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auto h = DX9_Hook::Inst();
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h->loadFunctions(reinterpret_cast<IDirect3DDevice9*>(pDevice), Direct3DCreate9Ex != nullptr);
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Hook_Manager::Inst().AddHook(h);
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HookDX9Present(reinterpret_cast<IDirect3DDevice9*>(pDevice), Direct3DCreate9Ex != nullptr);
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}
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else
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{
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PRINT_DEBUG("Failed to hook D3D9::Present to detect DX Version\n");
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}
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if (pDevice) pDevice->Release();
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if (pD3D) pD3D->Release();
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}
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}
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void Renderer_Detector::hook_dx10()
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{
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if (!_dxgi_hooked && !_renderer_found)
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{
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create_hwnd();
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if (dummy_hWnd == nullptr)
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return;
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IDXGISwapChain* pSwapChain = nullptr;
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ID3D10Device* pDevice = nullptr;
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HMODULE library = GetModuleHandle(DX10_Hook::DLL_NAME);
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if (library != nullptr)
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{
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decltype(D3D10CreateDeviceAndSwapChain)* D3D10CreateDeviceAndSwapChain =
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(decltype(D3D10CreateDeviceAndSwapChain))GetProcAddress(library, "D3D10CreateDeviceAndSwapChain");
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if (D3D10CreateDeviceAndSwapChain != nullptr)
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{
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DXGI_SWAP_CHAIN_DESC SwapChainDesc = {};
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SwapChainDesc.BufferCount = 1;
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SwapChainDesc.BufferDesc.Width = 1;
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SwapChainDesc.BufferDesc.Height = 1;
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SwapChainDesc.BufferDesc.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
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SwapChainDesc.BufferDesc.RefreshRate.Numerator = 0;
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SwapChainDesc.BufferDesc.RefreshRate.Denominator = 0;
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SwapChainDesc.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT;
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SwapChainDesc.OutputWindow = dummy_hWnd;
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SwapChainDesc.SampleDesc.Count = 1;
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SwapChainDesc.SampleDesc.Quality = 0;
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SwapChainDesc.Windowed = TRUE;
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D3D10CreateDeviceAndSwapChain(NULL, D3D10_DRIVER_TYPE_NULL, NULL, 0, D3D10_SDK_VERSION, &SwapChainDesc, &pSwapChain, &pDevice);
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}
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}
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if (pSwapChain != nullptr)
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{
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PRINT_DEBUG("Hooked IDXGISwapChain::Present to detect DX Version\n");
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_dx10_hooked = true;
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auto h = DX10_Hook::Inst();
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h->loadFunctions(pSwapChain);
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Hook_Manager::Inst().AddHook(h);
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HookDXGIPresent(pSwapChain);
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}
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else
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{
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PRINT_DEBUG("Failed to Hook IDXGISwapChain::Present to detect DX Version\n");
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}
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if (pDevice)pDevice->Release();
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if (pSwapChain)pSwapChain->Release();
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}
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}
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void Renderer_Detector::hook_dx11()
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{
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if (!_dxgi_hooked && !_renderer_found)
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{
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create_hwnd();
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if (dummy_hWnd == nullptr)
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return;
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IDXGISwapChain* pSwapChain = nullptr;
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ID3D11Device* pDevice = nullptr;
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HMODULE library = GetModuleHandle(DX11_Hook::DLL_NAME);
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if (library != nullptr)
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{
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decltype(D3D11CreateDeviceAndSwapChain)* D3D11CreateDeviceAndSwapChain =
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(decltype(D3D11CreateDeviceAndSwapChain))GetProcAddress(library, "D3D11CreateDeviceAndSwapChain");
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if (D3D11CreateDeviceAndSwapChain != nullptr)
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{
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DXGI_SWAP_CHAIN_DESC SwapChainDesc = {};
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SwapChainDesc.BufferCount = 1;
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SwapChainDesc.BufferDesc.Width = 1;
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SwapChainDesc.BufferDesc.Height = 1;
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SwapChainDesc.BufferDesc.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
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SwapChainDesc.BufferDesc.RefreshRate.Numerator = 0;
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SwapChainDesc.BufferDesc.RefreshRate.Denominator = 0;
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SwapChainDesc.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT;
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SwapChainDesc.OutputWindow = dummy_hWnd;
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SwapChainDesc.SampleDesc.Count = 1;
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SwapChainDesc.SampleDesc.Quality = 0;
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SwapChainDesc.Windowed = TRUE;
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D3D11CreateDeviceAndSwapChain(NULL, D3D_DRIVER_TYPE_NULL, NULL, 0, NULL, NULL, D3D11_SDK_VERSION, &SwapChainDesc, &pSwapChain, &pDevice, NULL, NULL);
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}
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}
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if (pSwapChain != nullptr)
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{
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PRINT_DEBUG("Hooked IDXGISwapChain::Present to detect DX Version\n");
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_dx11_hooked = true;
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auto h = DX11_Hook::Inst();
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h->loadFunctions(pSwapChain);
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Hook_Manager::Inst().AddHook(h);
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HookDXGIPresent(pSwapChain);
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}
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else
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{
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PRINT_DEBUG("Failed to Hook IDXGISwapChain::Present to detect DX Version\n");
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}
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if (pDevice) pDevice->Release();
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if (pSwapChain) pSwapChain->Release();
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}
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}
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void Renderer_Detector::hook_dx12()
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{
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if (!_dxgi_hooked && !_renderer_found)
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{
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create_hwnd();
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if (dummy_hWnd == nullptr)
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return;
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IDXGIFactory4* pDXGIFactory = nullptr;
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IDXGISwapChain1* pSwapChain = nullptr;
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ID3D12CommandQueue* pCommandQueue = nullptr;
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ID3D12Device* pDevice = nullptr;
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ID3D12CommandAllocator* pCommandAllocator = nullptr;
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ID3D12GraphicsCommandList* pCommandList = nullptr;
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HMODULE library = GetModuleHandle(DX12_Hook::DLL_NAME);
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if (library != nullptr)
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{
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decltype(D3D12CreateDevice)* D3D12CreateDevice =
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(decltype(D3D12CreateDevice))GetProcAddress(library, "D3D12CreateDevice");
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if (D3D12CreateDevice != nullptr)
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{
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D3D12CreateDevice(NULL, D3D_FEATURE_LEVEL_11_0, IID_PPV_ARGS(&pDevice));
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if (pDevice != nullptr)
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{
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DXGI_SWAP_CHAIN_DESC1 SwapChainDesc = {};
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SwapChainDesc.BufferCount = 2;
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SwapChainDesc.Width = 1;
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SwapChainDesc.Height = 1;
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SwapChainDesc.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
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SwapChainDesc.Stereo = FALSE;
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SwapChainDesc.SampleDesc = { 1, 0 };
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SwapChainDesc.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT;
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SwapChainDesc.Scaling = DXGI_SCALING_NONE;
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SwapChainDesc.SwapEffect = DXGI_SWAP_EFFECT_FLIP_DISCARD;
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SwapChainDesc.AlphaMode = DXGI_ALPHA_MODE_UNSPECIFIED;
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D3D12_COMMAND_QUEUE_DESC queueDesc = {};
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queueDesc.Type = D3D12_COMMAND_LIST_TYPE_DIRECT;
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queueDesc.Flags = D3D12_COMMAND_QUEUE_FLAG_NONE;
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pDevice->CreateCommandQueue(&queueDesc, IID_PPV_ARGS(&pCommandQueue));
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if (pCommandQueue != nullptr)
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{
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HMODULE dxgi = GetModuleHandle("dxgi.dll");
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if (dxgi != nullptr)
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{
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decltype(CreateDXGIFactory1)* CreateDXGIFactory1 = (decltype(CreateDXGIFactory1))GetProcAddress(dxgi, "CreateDXGIFactory1");
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if (CreateDXGIFactory1 != nullptr)
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{
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CreateDXGIFactory1(IID_PPV_ARGS(&pDXGIFactory));
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if (pDXGIFactory != nullptr)
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{
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pDXGIFactory->CreateSwapChainForHwnd(pCommandQueue, dummy_hWnd, &SwapChainDesc, NULL, NULL, &pSwapChain);
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pDevice->CreateCommandAllocator(D3D12_COMMAND_LIST_TYPE_DIRECT, IID_PPV_ARGS(&pCommandAllocator));
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if (pCommandAllocator != nullptr)
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{
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pDevice->CreateCommandList(0, D3D12_COMMAND_LIST_TYPE_DIRECT, pCommandAllocator, NULL, IID_PPV_ARGS(&pCommandList));
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}
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}
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}
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}
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}
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}//if (pDevice != nullptr)
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}//if (D3D12CreateDevice != nullptr)
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}//if (library != nullptr)
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if (pCommandQueue != nullptr && pSwapChain != nullptr)
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{
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PRINT_DEBUG("Hooked IDXGISwapChain::Present to detect DX Version\n");
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_dx12_hooked = true;
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auto h = DX12_Hook::Inst();
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h->loadFunctions(pCommandQueue, pSwapChain);
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Hook_Manager::Inst().AddHook(h);
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HookDXGIPresent(pSwapChain);
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}
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else
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{
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PRINT_DEBUG("Failed to Hook IDXGISwapChain::Present to detect DX Version\n");
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}
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if (pCommandList) pCommandList->Release();
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if (pCommandAllocator) pCommandAllocator->Release();
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if (pSwapChain) pSwapChain->Release();
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if (pDXGIFactory) pDXGIFactory->Release();
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if (pCommandQueue) pCommandQueue->Release();
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if (pDevice) pDevice->Release();
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}
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}
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void Renderer_Detector::hook_opengl()
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{
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if (!_ogl_hooked && !_renderer_found)
|
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{
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|
HMODULE library = GetModuleHandle(OpenGL_Hook::DLL_NAME);
|
|
decltype(wglMakeCurrent)* wglMakeCurrent = nullptr;
|
|
OpenGL_Hook::wglSwapBuffers_t wglSwapBuffers = nullptr;
|
|
if (library != nullptr)
|
|
{
|
|
wglMakeCurrent = (decltype(wglMakeCurrent))GetProcAddress(library, "wglMakeCurrent");
|
|
wglSwapBuffers = (decltype(wglSwapBuffers))GetProcAddress(library, "wglSwapBuffers");
|
|
}
|
|
if (wglMakeCurrent != nullptr && wglSwapBuffers != nullptr)
|
|
{
|
|
PRINT_DEBUG("Hooked wglMakeCurrent to detect OpenGL\n");
|
|
|
|
_ogl_hooked = true;
|
|
auto h = OpenGL_Hook::Inst();
|
|
h->loadFunctions(wglSwapBuffers);
|
|
Hook_Manager::Inst().AddHook(h);
|
|
HookwglMakeCurrent(wglMakeCurrent);
|
|
}
|
|
else
|
|
{
|
|
PRINT_DEBUG("Failed to Hook wglMakeCurrent to detect OpenGL\n");
|
|
}
|
|
}
|
|
}
|
|
|
|
void Renderer_Detector::create_hook(const char* libname)
|
|
{
|
|
if (!_stricmp(libname, DX9_Hook::DLL_NAME))
|
|
hook_dx9();
|
|
else if (!_stricmp(libname, DX10_Hook::DLL_NAME))
|
|
hook_dx10();
|
|
else if (!_stricmp(libname, DX11_Hook::DLL_NAME))
|
|
hook_dx11();
|
|
else if (!_stricmp(libname, DX12_Hook::DLL_NAME))
|
|
hook_dx12();
|
|
else if (!_stricmp(libname, OpenGL_Hook::DLL_NAME))
|
|
hook_opengl();
|
|
}
|
|
|
|
void Renderer_Detector::find_renderer_proc(Renderer_Detector* _this)
|
|
{
|
|
_this->rendererdetect_hook = new Base_Hook();
|
|
Hook_Manager& hm = Hook_Manager::Inst();
|
|
hm.AddHook(_this->rendererdetect_hook);
|
|
|
|
std::vector<std::string> const libraries = {
|
|
OpenGL_Hook::DLL_NAME,
|
|
DX12_Hook::DLL_NAME,
|
|
DX11_Hook::DLL_NAME,
|
|
DX10_Hook::DLL_NAME,
|
|
DX9_Hook::DLL_NAME
|
|
};
|
|
|
|
while (!_this->_renderer_found && !_this->stop_retry())
|
|
{
|
|
std::vector<std::string>::const_iterator it = libraries.begin();
|
|
while (it != libraries.end())
|
|
{
|
|
{
|
|
std::lock_guard<std::mutex> lock(_this->_found_mutex);
|
|
if (_this->_renderer_found)
|
|
break;
|
|
|
|
it = std::find_if(it, libraries.end(), [](std::string const& name) {
|
|
auto x = GetModuleHandle(name.c_str());
|
|
if (x != NULL)
|
|
return true;
|
|
return false;
|
|
});
|
|
|
|
if (it == libraries.end())
|
|
break;
|
|
|
|
_this->create_hook(it->c_str());
|
|
++it;
|
|
}
|
|
}
|
|
|
|
std::this_thread::sleep_for(std::chrono::milliseconds(500));
|
|
}
|
|
|
|
_this->destroy_hwnd();
|
|
|
|
if (_this->game_renderer == nullptr) // Couldn't hook renderer
|
|
{
|
|
hm.RemoveHook(Windows_Hook::Inst());
|
|
}
|
|
else
|
|
{
|
|
hm.AddHook(Windows_Hook::Inst());
|
|
}
|
|
if (_this->_ogl_hooked)
|
|
{
|
|
auto h = OpenGL_Hook::Inst();
|
|
if (h != _this->game_renderer)
|
|
{
|
|
_this->_ogl_hooked = false;
|
|
hm.RemoveHook(h);
|
|
}
|
|
}
|
|
if (_this->_dx9_hooked)
|
|
{
|
|
auto h = DX9_Hook::Inst();
|
|
if (h != _this->game_renderer)
|
|
{
|
|
_this->_dx9_hooked = false;
|
|
hm.RemoveHook(h);
|
|
}
|
|
}
|
|
if (_this->_dx10_hooked)
|
|
{
|
|
auto h = DX10_Hook::Inst();
|
|
if (h != _this->game_renderer)
|
|
{
|
|
_this->_dx10_hooked = false;
|
|
hm.RemoveHook(h);
|
|
}
|
|
}
|
|
if (_this->_dx11_hooked)
|
|
{
|
|
auto h = DX11_Hook::Inst();
|
|
if (h != _this->game_renderer)
|
|
{
|
|
_this->_dx11_hooked = false;
|
|
hm.RemoveHook(h);
|
|
}
|
|
}
|
|
if (_this->_dx12_hooked)
|
|
{
|
|
auto h = DX12_Hook::Inst();
|
|
if (h != _this->game_renderer)
|
|
{
|
|
_this->_dx12_hooked = false;
|
|
hm.RemoveHook(h);
|
|
}
|
|
}
|
|
|
|
delete _this->_hook_thread;
|
|
_this->_hook_thread = nullptr;
|
|
}
|
|
|
|
Renderer_Detector::Renderer_Detector():
|
|
_hook_thread(nullptr),
|
|
_hook_retries(0),
|
|
_renderer_found(false),
|
|
_dx9_hooked(false),
|
|
_dx10_hooked(false),
|
|
_dx11_hooked(false),
|
|
_dx12_hooked(false),
|
|
_dxgi_hooked(false),
|
|
_ogl_hooked(false),
|
|
rendererdetect_hook(nullptr),
|
|
game_renderer(nullptr),
|
|
atom(0),
|
|
dummy_hWnd(nullptr)
|
|
{}
|
|
|
|
#else// defined(__LINUX__)//!STEAM_WIN32
|
|
#include "linux/X11_Hook.h"
|
|
|
|
#include <dlfcn.h>
|
|
|
|
extern "C" void *_dl_sym(void *, const char *, void *);
|
|
|
|
static decltype(glXGetProcAddress)* real_glXGetProcAddress = nullptr;
|
|
static decltype(glXGetProcAddressARB)* real_glXGetProcAddressARB = nullptr;
|
|
|
|
static decltype(dlsym)* real_dlsym = nullptr;
|
|
|
|
extern "C" int XEventsQueued(Display *display, int mode)
|
|
{
|
|
auto h = X11_Hook::Inst();
|
|
if( h->_XEventsQueued == nullptr )
|
|
h->_XEventsQueued = reinterpret_cast<decltype(XEventsQueued)*>(real_dlsym(RTLD_NEXT, "XEventsQueued"));
|
|
|
|
return X11_Hook::MyXEventsQueued(display, mode);
|
|
}
|
|
|
|
//extern "C" int XPeekEvent(Display *display, XEvent *event)
|
|
//{
|
|
// auto h = X11_Hook::Inst();
|
|
// if( h->_XPeekEvent == nullptr )
|
|
// h->_XPeekEvent = reinterpret_cast<decltype(XPeekEvent)*>(real_dlsym(RTLD_NEXT, "XPeekEvent"));
|
|
//
|
|
// return X11_Hook::MyXPeekEvent(display, mode);
|
|
//}
|
|
|
|
//extern "C" int XNextEvent(Display *display, XEvent *event)
|
|
//{
|
|
// auto h = X11_Hook::Inst();
|
|
// if( h->_XNextEvent == nullptr )
|
|
// h->_XNextEvent = reinterpret_cast<decltype(XNextEvent)*>(real_dlsym(RTLD_NEXT, "XNextEvent"));
|
|
//
|
|
// return X11_Hook::MyXNextEvent(display, mode);
|
|
//}
|
|
|
|
extern "C" int XPending(Display *display)
|
|
{
|
|
auto h = X11_Hook::Inst();
|
|
if( h->_XPending == nullptr )
|
|
h->_XPending = reinterpret_cast<decltype(XPending)*>(real_dlsym(RTLD_NEXT, "XPending"));
|
|
|
|
return X11_Hook::MyXPending(display);
|
|
}
|
|
|
|
extern "C" void glXSwapBuffers(Display *display, GLXDrawable drawable)
|
|
{
|
|
OpenGLX_Hook::Inst()->start_hook();
|
|
OpenGLX_Hook::MyglXSwapBuffers(display, drawable);
|
|
}
|
|
|
|
extern "C" __GLXextFuncPtr glXGetProcAddress(const GLubyte * procName)
|
|
{
|
|
if( strcmp((const char*)procName, "glXSwapBuffers") == 0 )
|
|
{
|
|
decltype(glXSwapBuffers)* real_glXSwapBuffers = (decltype(real_glXSwapBuffers))real_glXGetProcAddress(procName);
|
|
OpenGLX_Hook::Inst()->loadFunctions(real_glXSwapBuffers);
|
|
return (__GLXextFuncPtr)glXSwapBuffers;
|
|
}
|
|
|
|
__GLXextFuncPtr func = (__GLXextFuncPtr)real_glXGetProcAddress(procName);
|
|
|
|
return func;
|
|
}
|
|
|
|
extern "C" __GLXextFuncPtr glXGetProcAddressARB (const GLubyte* procName)
|
|
{
|
|
if( strcmp((const char*)procName, "glXSwapBuffers") == 0 )
|
|
{
|
|
decltype(glXSwapBuffers)* real_glXSwapBuffers = (decltype(real_glXSwapBuffers))real_glXGetProcAddressARB(procName);
|
|
OpenGLX_Hook::Inst()->loadFunctions(real_glXSwapBuffers);
|
|
return (__GLXextFuncPtr)glXSwapBuffers;
|
|
}
|
|
|
|
__GLXextFuncPtr func = (__GLXextFuncPtr)real_glXGetProcAddressARB(procName);
|
|
|
|
return func;
|
|
}
|
|
|
|
void Renderer_Detector::find_renderer_proc(Renderer_Detector* _this)
|
|
{
|
|
/*
|
|
_this->rendererdetect_hook = new Base_Hook();
|
|
Hook_Manager& hm = Hook_Manager::Inst();
|
|
hm.AddHook(_this->rendererdetect_hook);
|
|
*/
|
|
}
|
|
|
|
Renderer_Detector::Renderer_Detector():
|
|
_hook_thread(nullptr),
|
|
_hook_retries(0),
|
|
_renderer_found(false),
|
|
_oglx_hooked(false),
|
|
rendererdetect_hook(nullptr),
|
|
game_renderer(nullptr)
|
|
{}
|
|
|
|
extern "C" void* dlsym(void* handle, const char* name)
|
|
{
|
|
if (real_dlsym == nullptr)
|
|
real_dlsym = (decltype(dlsym)*)_dl_sym(RTLD_NEXT, "dlsym", reinterpret_cast<void*>(dlsym));
|
|
|
|
if ( strcmp(name,"dlsym") == 0 )
|
|
return (void*)dlsym;
|
|
|
|
if( strcmp(name, "glXGetProcAddress") == 0 )
|
|
{
|
|
if( real_glXGetProcAddress == nullptr )
|
|
{
|
|
real_glXGetProcAddress = (decltype(glXGetProcAddress)*)real_dlsym(RTLD_NEXT, "glXGetProcAddress");
|
|
}
|
|
return (void*)glXGetProcAddress;
|
|
}
|
|
if( strcmp(name, "glXGetProcAddressARB") == 0 )
|
|
{
|
|
if( real_glXGetProcAddressARB == nullptr )
|
|
{
|
|
real_glXGetProcAddressARB = (decltype(glXGetProcAddressARB)*)real_dlsym(RTLD_NEXT, "glXGetProcAddressARB");
|
|
}
|
|
return (void*)glXGetProcAddressARB;
|
|
}
|
|
if( strcmp(name, "XEventsQueued") == 0 )
|
|
{
|
|
return (void*)XEventsQueued;
|
|
}
|
|
//if( strcmp(name, "XNextEvent") == 0 )
|
|
//{
|
|
// return (void*)XNextEvent;
|
|
//}
|
|
//if( strcmp(name, "XPeekEvent") == 0 )
|
|
//{
|
|
// return (void*)XPeekEvent;
|
|
//}
|
|
if( strcmp(name, "XPending") == 0 )
|
|
{
|
|
return (void*)XPending;
|
|
}
|
|
|
|
return real_dlsym(handle,name);
|
|
}
|
|
|
|
#endif
|
|
|
|
void Renderer_Detector::renderer_found(Base_Hook* hook)
|
|
{
|
|
std::lock_guard<std::mutex> lock(_found_mutex);
|
|
Hook_Manager& hm = Hook_Manager::Inst();
|
|
|
|
_renderer_found = true;
|
|
game_renderer = hook;
|
|
|
|
if (hook == nullptr)
|
|
PRINT_DEBUG("We found a renderer but couldn't hook it, aborting overlay hook.\n");
|
|
else
|
|
PRINT_DEBUG("Hooked renderer in %d/%d tries\n", _hook_retries, max_hook_retries);
|
|
|
|
hm.RemoveHook(rendererdetect_hook);
|
|
}
|
|
|
|
bool Renderer_Detector::stop_retry()
|
|
{
|
|
// Retry or not
|
|
bool stop = ++_hook_retries >= max_hook_retries;
|
|
|
|
if (stop)
|
|
renderer_found(nullptr);
|
|
|
|
return stop;
|
|
}
|
|
|
|
void Renderer_Detector::find_renderer()
|
|
{
|
|
if (_hook_thread == nullptr)
|
|
{
|
|
_hook_thread = new std::thread(&Renderer_Detector::find_renderer_proc, this);
|
|
_hook_thread->detach();
|
|
}
|
|
}
|
|
|
|
Renderer_Detector& Renderer_Detector::Inst()
|
|
{
|
|
static Renderer_Detector inst;
|
|
return inst;
|
|
}
|
|
|
|
Base_Hook* Renderer_Detector::get_renderer() const
|
|
{
|
|
return game_renderer;
|
|
}
|
|
|
|
Renderer_Detector::~Renderer_Detector()
|
|
{
|
|
if (_hook_thread != nullptr)
|
|
{
|
|
_hook_retries = max_hook_retries;
|
|
}
|
|
}
|