/* $Id: VMMDevHGCM.h 82968 2020-02-04 10:35:17Z vboxsync $ */
/** @file
 * VBoxDev - HGCM - Host-Guest Communication Manager, internal header.
 */

/*
 * Copyright (C) 2006-2020 Oracle Corporation
 *
 * This file is part of VirtualBox Open Source Edition (OSE), as
 * available from http://www.virtualbox.org. This file is free software;
 * you can redistribute it and/or modify it under the terms of the GNU
 * General Public License (GPL) as published by the Free Software
 * Foundation, in version 2 as it comes in the "COPYING" file of the
 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
 */

#ifndef VBOX_INCLUDED_SRC_VMMDev_VMMDevHGCM_h
#define VBOX_INCLUDED_SRC_VMMDev_VMMDevHGCM_h
#ifndef RT_WITHOUT_PRAGMA_ONCE
# pragma once
#endif

#include "VMMDevState.h"

RT_C_DECLS_BEGIN
int  vmmdevR3HgcmConnect(PPDMDEVINS pDevIns, PVMMDEV pThis, PVMMDEVCC pThisCC,
                         const VMMDevHGCMConnect *pHGCMConnect, RTGCPHYS GCPhys);
int  vmmdevR3HgcmDisconnect(PPDMDEVINS pDevIns, PVMMDEV pThis, PVMMDEVCC pThisCC,
                            const VMMDevHGCMDisconnect *pHGCMDisconnect, RTGCPHYS GCPhys);
int  vmmdevR3HgcmCall(PPDMDEVINS pDevIns, PVMMDEV pThis, PVMMDEVCC pThisCC, const VMMDevHGCMCall *pHGCMCall, uint32_t cbHGCMCall,
                      RTGCPHYS GCPhys, VMMDevRequestType enmRequestType, uint64_t tsArrival, PVMMDEVREQLOCK *ppLock);

int  vmmdevR3HgcmCancel(PVMMDEVCC pThisCC, const VMMDevHGCMCancel *pHGCMCancel, RTGCPHYS GCPhys);
int  vmmdevR3HgcmCancel2(PVMMDEVCC pThisCC, RTGCPHYS GCPhys);

DECLCALLBACK(int)  hgcmR3Completed(PPDMIHGCMPORT pInterface, int32_t result, PVBOXHGCMCMD pCmdPtr);
DECLCALLBACK(bool) hgcmR3IsCmdRestored(PPDMIHGCMPORT pInterface, PVBOXHGCMCMD pCmd);
DECLCALLBACK(bool) hgcmR3IsCmdCancelled(PPDMIHGCMPORT pInterface, PVBOXHGCMCMD pCmd);
DECLCALLBACK(uint32_t) hgcmR3GetRequestor(PPDMIHGCMPORT pInterface, PVBOXHGCMCMD pCmd);
DECLCALLBACK(uint64_t) hgcmR3GetVMMDevSessionId(PPDMIHGCMPORT pInterface);

int  vmmdevR3HgcmSaveState(PVMMDEVCC pThisCC, PSSMHANDLE pSSM);
int  vmmdevR3HgcmLoadState(PPDMDEVINS pDevIns, PVMMDEV pThis, PVMMDEVCC pThisCC, PSSMHANDLE pSSM, uint32_t uVersion);
int  vmmdevR3HgcmLoadStateDone(PPDMDEVINS pDevIns, PVMMDEV pThis, PVMMDEVCC pThisCC);

void vmmdevR3HgcmDestroy(PPDMDEVINS pDevIns, PVMMDEVCC pThisCC);
int  vmmdevR3HgcmInit(PVMMDEVCC pThisCC);
RT_C_DECLS_END

#endif /* !VBOX_INCLUDED_SRC_VMMDev_VMMDevHGCM_h */