83de81b6f22c80532a478e79afaee21a0887302avboxsync * IPRT - Memory Allocation, Extended Alloc Workers, posix.
7d6d800ca6312fd789275abd4beeff2739c63f57vboxsync * Copyright (C) 2006-2013 Oracle Corporation
7d6d800ca6312fd789275abd4beeff2739c63f57vboxsync * This file is part of VirtualBox Open Source Edition (OSE), as
7d6d800ca6312fd789275abd4beeff2739c63f57vboxsync * available from http://www.virtualbox.org. This file is free software;
7d6d800ca6312fd789275abd4beeff2739c63f57vboxsync * you can redistribute it and/or modify it under the terms of the GNU
7d6d800ca6312fd789275abd4beeff2739c63f57vboxsync * General Public License (GPL) as published by the Free Software
7d6d800ca6312fd789275abd4beeff2739c63f57vboxsync * Foundation, in version 2 as it comes in the "COPYING" file of the
7d6d800ca6312fd789275abd4beeff2739c63f57vboxsync * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
7d6d800ca6312fd789275abd4beeff2739c63f57vboxsync * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
7d6d800ca6312fd789275abd4beeff2739c63f57vboxsync * The contents of this file may alternatively be used under the terms
7d6d800ca6312fd789275abd4beeff2739c63f57vboxsync * of the Common Development and Distribution License Version 1.0
7d6d800ca6312fd789275abd4beeff2739c63f57vboxsync * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
7d6d800ca6312fd789275abd4beeff2739c63f57vboxsync * VirtualBox OSE distribution, in which case the provisions of the
7d6d800ca6312fd789275abd4beeff2739c63f57vboxsync * CDDL are applicable instead of those of the GPL.
7d6d800ca6312fd789275abd4beeff2739c63f57vboxsync * You may elect to license modified versions of this file under the
7d6d800ca6312fd789275abd4beeff2739c63f57vboxsync * terms and conditions of either the GPL or the CDDL or both.
7d6d800ca6312fd789275abd4beeff2739c63f57vboxsync/*******************************************************************************
7d6d800ca6312fd789275abd4beeff2739c63f57vboxsync* Header Files *
7d6d800ca6312fd789275abd4beeff2739c63f57vboxsync*******************************************************************************/
83de81b6f22c80532a478e79afaee21a0887302avboxsyncDECLHIDDEN(int) rtMemAllocEx16BitReach(size_t cbAlloc, uint32_t fFlags, void **ppv)
83de81b6f22c80532a478e79afaee21a0887302avboxsync * Try with every possible address hint since the possible range is very limited.
83de81b6f22c80532a478e79afaee21a0887302avboxsync int fProt = PROT_READ | PROT_WRITE | (fFlags & RTMEMALLOCEX_FLAGS_EXEC ? PROT_EXEC : 0);
83de81b6f22c80532a478e79afaee21a0887302avboxsync void *pv = mmap((void *)uAddr, cbAlloc, fProt, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
83de81b6f22c80532a478e79afaee21a0887302avboxsyncDECLHIDDEN(int) rtMemAllocEx32BitReach(size_t cbAlloc, uint32_t fFlags, void **ppv)
83de81b6f22c80532a478e79afaee21a0887302avboxsync int fProt = PROT_READ | PROT_WRITE | (fFlags & RTMEMALLOCEX_FLAGS_EXEC ? PROT_EXEC : 0);
83de81b6f22c80532a478e79afaee21a0887302avboxsync void *pv = mmap(NULL, cbAlloc, fProt, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
83de81b6f22c80532a478e79afaee21a0887302avboxsync void *pv = mmap(NULL, cbAlloc, fProt, MAP_PRIVATE | MAP_ANONYMOUS | MAP_32BIT, -1, 0);
83de81b6f22c80532a478e79afaee21a0887302avboxsync /** @todo On linux, we need an accurate hint. Since I don't need this branch of
83de81b6f22c80532a478e79afaee21a0887302avboxsync * the code right now, I won't bother starting to parse
83de81b6f22c80532a478e79afaee21a0887302avboxsync * /proc/curproc/mmap right now... */