// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef SANDBOX_WIN_SRC_PROCESS_MITIGATIONS_WIN32K_INTERCEPTION_H_
#define SANDBOX_WIN_SRC_PROCESS_MITIGATIONS_WIN32K_INTERCEPTION_H_

#include <windows.h>

#include "sandbox/win/src/sandbox_types.h"

namespace sandbox {

typedef BOOL(WINAPI* GdiDllInitializeFunction)(HANDLE dll,
                                               DWORD reason,
                                               LPVOID reserved);

using GetStockObjectFunction = decltype(&::GetStockObject);

using RegisterClassWFunction = decltype(&::RegisterClassW);

extern "C" {

// Interceptor for the  GdiDllInitialize function.
SANDBOX_INTERCEPT BOOL WINAPI
TargetGdiDllInitialize(GdiDllInitializeFunction orig_gdi_dll_initialize,
                       HANDLE dll,
                       DWORD reason);

// Interceptor for the GetStockObject function.
SANDBOX_INTERCEPT HGDIOBJ WINAPI
TargetGetStockObject(GetStockObjectFunction orig_get_stock_object, int object);

// Interceptor for the RegisterClassW function.
SANDBOX_INTERCEPT ATOM WINAPI
TargetRegisterClassW(RegisterClassWFunction orig_register_class_function,
                     const WNDCLASS* wnd_class);

}  // extern "C"

}  // namespace sandbox

#endif  // SANDBOX_WIN_SRC_PROCESS_MITIGATIONS_WIN32K_INTERCEPTION_H_