/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* vim: set ts=8 sts=2 et sw=2 tw=80: */ /* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ #include <windows.h> #include "mozilla/ipc/SharedMemory.h" namespace mozilla { namespace ipc { void SharedMemory::SystemProtect(char* aAddr, size_t aSize, int aRights) { DWORD flags; if ((aRights & RightsRead) && (aRights & RightsWrite)) flags = PAGE_READWRITE; else if (aRights & RightsRead) flags = PAGE_READONLY; else flags = PAGE_NOACCESS; DWORD oldflags; if (!VirtualProtect(aAddr, aSize, flags, &oldflags)) NS_RUNTIMEABORT("can't VirtualProtect()"); } size_t SharedMemory::SystemPageSize() { SYSTEM_INFO si; GetSystemInfo(&si); return si.dwPageSize; } } // namespace ipc } // namespace mozilla