244 lines
6.6 KiB
C
244 lines
6.6 KiB
C
/** @file
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* MM - The Memory Manager.
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*/
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/*
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* Copyright (C) 2006-2023 Oracle and/or its affiliates.
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*
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* This file is part of VirtualBox base platform packages, as
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* available from https://www.virtualbox.org.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation, in version 3 of the
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* License.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <https://www.gnu.org/licenses>.
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*
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* The contents of this file may alternatively be used under the terms
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* of the Common Development and Distribution License Version 1.0
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* (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
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* in the VirtualBox distribution, in which case the provisions of the
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* CDDL are applicable instead of those of the GPL.
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*
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* You may elect to license modified versions of this file under the
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* terms and conditions of either the GPL or the CDDL or both.
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*
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* SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
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*/
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#ifndef VBOX_INCLUDED_vmm_mm_h
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#define VBOX_INCLUDED_vmm_mm_h
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#ifndef RT_WITHOUT_PRAGMA_ONCE
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# pragma once
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#endif
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#include <VBox/types.h>
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#include <iprt/x86.h>
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#include <VBox/sup.h>
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#include <iprt/stdarg.h>
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RT_C_DECLS_BEGIN
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/** @defgroup grp_mm The Memory Manager API
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* @ingroup grp_vmm
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* @{
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*/
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/**
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* Memory Allocation Tags.
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* For use with MMHyperAlloc(), MMR3HeapAlloc(), MMR3HeapAllocEx(),
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* MMR3HeapAllocZ() and MMR3HeapAllocZEx().
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*
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* @remark Don't forget to update the dump command in MMHeap.cpp!
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*/
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typedef enum MMTAG
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{
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MM_TAG_INVALID = 0,
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MM_TAG_CFGM,
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MM_TAG_CFGM_BYTES,
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MM_TAG_CFGM_STRING,
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MM_TAG_CFGM_USER,
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MM_TAG_CSAM,
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MM_TAG_CSAM_PATCH,
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MM_TAG_CPUM_CTX,
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MM_TAG_CPUM_CPUID,
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MM_TAG_CPUM_MSRS,
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MM_TAG_DBGF,
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MM_TAG_DBGF_AS,
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MM_TAG_DBGF_CORE_WRITE,
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MM_TAG_DBGF_INFO,
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MM_TAG_DBGF_LINE,
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MM_TAG_DBGF_LINE_DUP,
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MM_TAG_DBGF_MODULE,
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MM_TAG_DBGF_OS,
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MM_TAG_DBGF_REG,
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MM_TAG_DBGF_STACK,
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MM_TAG_DBGF_SYMBOL,
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MM_TAG_DBGF_SYMBOL_DUP,
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MM_TAG_DBGF_TYPE,
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MM_TAG_DBGF_TRACER,
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MM_TAG_DBGF_FLOWTRACE,
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MM_TAG_EM,
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MM_TAG_IEM,
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MM_TAG_IOM,
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MM_TAG_IOM_STATS,
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MM_TAG_MM,
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MM_TAG_MM_LOOKUP_GUEST,
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MM_TAG_MM_LOOKUP_PHYS,
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MM_TAG_MM_LOOKUP_VIRT,
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MM_TAG_MM_PAGE,
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MM_TAG_PARAV,
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MM_TAG_PATM,
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MM_TAG_PATM_PATCH,
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MM_TAG_PDM,
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MM_TAG_PDM_ASYNC_COMPLETION,
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MM_TAG_PDM_DEVICE,
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MM_TAG_PDM_DEVICE_DESC,
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MM_TAG_PDM_DEVICE_USER,
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MM_TAG_PDM_DRIVER,
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MM_TAG_PDM_DRIVER_DESC,
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MM_TAG_PDM_DRIVER_USER,
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MM_TAG_PDM_USB,
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MM_TAG_PDM_USB_DESC,
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MM_TAG_PDM_USB_USER,
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MM_TAG_PDM_LUN,
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#ifdef VBOX_WITH_NETSHAPER
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MM_TAG_PDM_NET_SHAPER,
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#endif /* VBOX_WITH_NETSHAPER */
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MM_TAG_PDM_QUEUE,
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MM_TAG_PDM_THREAD,
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MM_TAG_PGM,
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MM_TAG_PGM_CHUNK_MAPPING,
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MM_TAG_PGM_HANDLERS,
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MM_TAG_PGM_HANDLER_TYPES,
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MM_TAG_PGM_MAPPINGS,
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MM_TAG_PGM_PHYS,
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MM_TAG_PGM_POOL,
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MM_TAG_REM,
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MM_TAG_SELM,
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MM_TAG_SSM,
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MM_TAG_STAM,
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MM_TAG_TM,
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MM_TAG_TRPM,
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MM_TAG_VM,
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MM_TAG_VM_REQ,
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MM_TAG_VMM,
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MM_TAG_HM,
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MM_TAG_32BIT_HACK = 0x7fffffff
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} MMTAG;
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/** @defgroup grp_mm_hyper Hypervisor Memory Management
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* @{ */
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VMMDECL(RTR0PTR) MMHyperR3ToR0(PVM pVM, RTR3PTR R3Ptr);
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#ifndef IN_RING3
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VMMDECL(void *) MMHyperR3ToCC(PVM pVM, RTR3PTR R3Ptr);
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#else
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DECLINLINE(void *) MMHyperR3ToCC(PVM pVM, RTR3PTR R3Ptr)
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{
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NOREF(pVM);
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return R3Ptr;
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}
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#endif
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/** @def MMHYPER_RC_ASSERT_RCPTR
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* Asserts that an address is either NULL or inside the hypervisor memory area.
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* This assertion only works while IN_RC, it's a NOP everywhere else.
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* @thread The Emulation Thread.
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*/
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#define MMHYPER_RC_ASSERT_RCPTR(pVM, RCPtr) do { } while (0)
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/** @} */
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#if defined(IN_RING3) || defined(DOXYGEN_RUNNING)
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/** @defgroup grp_mm_r3 The MM Host Context Ring-3 API
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* @{
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*/
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VMMR3DECL(int) MMR3InitUVM(PUVM pUVM);
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VMMR3DECL(int) MMR3Init(PVM pVM);
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VMMR3DECL(int) MMR3InitPaging(PVM pVM);
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VMMR3DECL(int) MMR3Term(PVM pVM);
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VMMR3DECL(void) MMR3TermUVM(PUVM pUVM);
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VMMR3DECL(int) MMR3ReserveHandyPages(PVM pVM, uint32_t cHandyPages);
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VMMR3DECL(int) MMR3IncreaseBaseReservation(PVM pVM, uint64_t cAddBasePages);
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VMMR3DECL(int) MMR3AdjustFixedReservation(PVM pVM, int32_t cDeltaFixedPages, const char *pszDesc);
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VMMR3DECL(int) MMR3UpdateShadowReservation(PVM pVM, uint32_t cShadowPages);
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/** @} */
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/** @defgroup grp_mm_phys Guest Physical Memory Manager
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* @todo retire this group, elimintating or moving MMR3PhysGetRamSize to PGMPhys.
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* @{ */
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VMMR3DECL(uint64_t) MMR3PhysGetRamSize(PVM pVM);
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VMMR3DECL(uint32_t) MMR3PhysGetRamSizeBelow4GB(PVM pVM);
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VMMR3DECL(uint64_t) MMR3PhysGetRamSizeAbove4GB(PVM pVM);
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VMMR3DECL(uint32_t) MMR3PhysGet4GBRamHoleSize(PVM pVM);
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/** @} */
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/** @defgroup grp_mm_heap Heap Manager
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* @{ */
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VMMR3DECL(void *) MMR3HeapAlloc(PVM pVM, MMTAG enmTag, size_t cbSize);
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VMMR3DECL(void *) MMR3HeapAllocU(PUVM pUVM, MMTAG enmTag, size_t cbSize);
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VMMR3DECL(int) MMR3HeapAllocEx(PVM pVM, MMTAG enmTag, size_t cbSize, void **ppv);
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VMMR3DECL(int) MMR3HeapAllocExU(PUVM pUVM, MMTAG enmTag, size_t cbSize, void **ppv);
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VMMR3DECL(void *) MMR3HeapAllocZ(PVM pVM, MMTAG enmTag, size_t cbSize);
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VMMR3DECL(void *) MMR3HeapAllocZU(PUVM pUVM, MMTAG enmTag, size_t cbSize);
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VMMR3DECL(int) MMR3HeapAllocZEx(PVM pVM, MMTAG enmTag, size_t cbSize, void **ppv);
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VMMR3DECL(int) MMR3HeapAllocZExU(PUVM pUVM, MMTAG enmTag, size_t cbSize, void **ppv);
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VMMR3DECL(void *) MMR3HeapRealloc(void *pv, size_t cbNewSize);
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VMMR3DECL(char *) MMR3HeapStrDup(PVM pVM, MMTAG enmTag, const char *psz);
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VMMR3DECL(char *) MMR3HeapStrDupU(PUVM pUVM, MMTAG enmTag, const char *psz);
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VMMR3DECL(char *) MMR3HeapAPrintf(PVM pVM, MMTAG enmTag, const char *pszFormat, ...) RT_IPRT_FORMAT_ATTR(3, 4);
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VMMR3DECL(char *) MMR3HeapAPrintfU(PUVM pUVM, MMTAG enmTag, const char *pszFormat, ...) RT_IPRT_FORMAT_ATTR(3, 4);
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VMMR3DECL(char *) MMR3HeapAPrintfV(PVM pVM, MMTAG enmTag, const char *pszFormat, va_list va) RT_IPRT_FORMAT_ATTR(3, 0);
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VMMR3DECL(char *) MMR3HeapAPrintfVU(PUVM pUVM, MMTAG enmTag, const char *pszFormat, va_list va) RT_IPRT_FORMAT_ATTR(3, 0);
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VMMR3DECL(void) MMR3HeapFree(void *pv);
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/** @} */
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#endif /* IN_RING3 || DOXYGEN_RUNNING */
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/** @} */
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RT_C_DECLS_END
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#endif /* !VBOX_INCLUDED_vmm_mm_h */
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