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// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Various inline functions and macros to fix compilation of 32 bit target
// on MSVC with /Wp64 flag enabled.
#ifndef BASE_FIX_WP64_H__
#define BASE_FIX_WP64_H__
#include <windows.h>
// Platform SDK fixes when building with /Wp64 for a 32 bits target.
#if !defined(_WIN64) && defined(_Wp64)
#ifdef InterlockedExchangePointer
#undef InterlockedExchangePointer
// The problem is that the macro provided for InterlockedExchangePointer() is
// doing a (LONG) C-style cast that triggers invariably the warning C4312 when
// building on 32 bits.
inline void* InterlockedExchangePointer(void* volatile* target, void* value) {
return reinterpret_cast<void*>(static_cast<LONG_PTR>(InterlockedExchange(
reinterpret_cast<volatile LONG*>(target),
static_cast<LONG>(reinterpret_cast<LONG_PTR>(value)))));
}
#endif // #ifdef InterlockedExchangePointer
#ifdef SetWindowLongPtrA
#undef SetWindowLongPtrA
// When build on 32 bits, SetWindowLongPtrX() is a macro that redirects to
// SetWindowLongX(). The problem is that this function takes a LONG argument
// instead of a LONG_PTR.
inline LONG_PTR SetWindowLongPtrA(HWND window, int index, LONG_PTR new_long) {
return ::SetWindowLongA(window, index, static_cast<LONG>(new_long));
}
#endif // #ifdef SetWindowLongPtrA
#ifdef SetWindowLongPtrW
#undef SetWindowLongPtrW
inline LONG_PTR SetWindowLongPtrW(HWND window, int index, LONG_PTR new_long) {
return ::SetWindowLongW(window, index, static_cast<LONG>(new_long));
}
#endif // #ifdef SetWindowLongPtrW
#ifdef GetWindowLongPtrA
#undef GetWindowLongPtrA
inline LONG_PTR GetWindowLongPtrA(HWND window, int index) {
return ::GetWindowLongA(window, index);
}
#endif // #ifdef GetWindowLongPtrA
#ifdef GetWindowLongPtrW
#undef GetWindowLongPtrW
inline LONG_PTR GetWindowLongPtrW(HWND window, int index) {
return ::GetWindowLongW(window, index);
}
#endif // #ifdef GetWindowLongPtrW
#ifdef SetClassLongPtrA
#undef SetClassLongPtrA
inline LONG_PTR SetClassLongPtrA(HWND window, int index, LONG_PTR new_long) {
return ::SetClassLongA(window, index, static_cast<LONG>(new_long));
}
#endif // #ifdef SetClassLongPtrA
#ifdef SetClassLongPtrW
#undef SetClassLongPtrW
inline LONG_PTR SetClassLongPtrW(HWND window, int index, LONG_PTR new_long) {
return ::SetClassLongW(window, index, static_cast<LONG>(new_long));
}
#endif // #ifdef SetClassLongPtrW
#endif // #if !defined(_WIN64) && defined(_Wp64)
#endif // BASE_FIX_WP64_H__