| 1 | /* $Id: HGCM.h 98103 2023-01-17 14:15:46Z vboxsync $ */
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| 2 | /** @file
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| 3 | * HGCM - Host-Guest Communication Manager.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2006-2023 Oracle and/or its affiliates.
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| 8 | *
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| 9 | * This file is part of VirtualBox base platform packages, as
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| 10 | * available from https://www.virtualbox.org.
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| 11 | *
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| 12 | * This program is free software; you can redistribute it and/or
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| 13 | * modify it under the terms of the GNU General Public License
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| 14 | * as published by the Free Software Foundation, in version 3 of the
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| 15 | * License.
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| 16 | *
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| 17 | * This program is distributed in the hope that it will be useful, but
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| 18 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 20 | * General Public License for more details.
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| 21 | *
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| 22 | * You should have received a copy of the GNU General Public License
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| 23 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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| 24 | *
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| 25 | * SPDX-License-Identifier: GPL-3.0-only
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| 26 | */
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| 27 |
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| 28 | #ifndef MAIN_INCLUDED_HGCM_h
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| 29 | #define MAIN_INCLUDED_HGCM_h
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| 30 | #ifndef RT_WITHOUT_PRAGMA_ONCE
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| 31 | # pragma once
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| 32 | #endif
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| 33 |
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| 34 | #include <VBox/vmm/pdmifs.h>
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| 35 |
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| 36 | #include <VBox/hgcmsvc.h>
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| 37 |
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| 38 | /* Handle of a HGCM service extension. */
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| 39 | struct _HGCMSVCEXTHANDLEDATA;
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| 40 | typedef struct _HGCMSVCEXTHANDLEDATA *HGCMSVCEXTHANDLE;
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| 41 |
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| 42 | RT_C_DECLS_BEGIN
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| 43 | int HGCMHostInit(void);
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| 44 | int HGCMHostShutdown(bool fUvmIsInvalid = false);
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| 45 |
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| 46 | int HGCMHostReset(bool fForShutdown);
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| 47 |
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| 48 | int HGCMHostLoad(const char *pszServiceLibrary, const char *pszServiceName,
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| 49 | PUVM pUVM, PCVMMR3VTABLE pVMM, PPDMIHGCMPORT pHgcmPort);
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| 50 |
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| 51 | int HGCMHostRegisterServiceExtension(HGCMSVCEXTHANDLE *pHandle, const char *pszServiceName, PFNHGCMSVCEXT pfnExtension, void *pvExtension);
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| 52 | void HGCMHostUnregisterServiceExtension(HGCMSVCEXTHANDLE handle);
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| 53 |
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| 54 | int HGCMGuestConnect(PPDMIHGCMPORT pHGCMPort, PVBOXHGCMCMD pCmdPtr, const char *pszServiceName, uint32_t *pClientID);
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| 55 | int HGCMGuestDisconnect(PPDMIHGCMPORT pHGCMPort, PVBOXHGCMCMD pCmdPtr, uint32_t clientID);
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| 56 | int HGCMGuestCall(PPDMIHGCMPORT pHGCMPort, PVBOXHGCMCMD pCmdPtr, uint32_t clientID, uint32_t function, uint32_t cParms,
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| 57 | VBOXHGCMSVCPARM *paParms, uint64_t tsArrival);
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| 58 | void HGCMGuestCancelled(PPDMIHGCMPORT pHGCMPort, PVBOXHGCMCMD pCmdPtr, uint32_t idClient);
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| 59 |
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| 60 | int HGCMHostCall(const char *pszServiceName, uint32_t function, uint32_t cParms, VBOXHGCMSVCPARM aParms[]);
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| 61 | int HGCMBroadcastEvent(HGCMNOTIFYEVENT enmEvent);
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| 62 |
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| 63 | int HGCMHostSaveState(PSSMHANDLE pSSM, PCVMMR3VTABLE pVMM);
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| 64 | int HGCMHostLoadState(PSSMHANDLE pSSM, PCVMMR3VTABLE pVMM, uint32_t uVersion);
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| 65 |
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| 66 | RT_C_DECLS_END
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| 67 |
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| 68 | #endif /* !MAIN_INCLUDED_HGCM_h */
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| 69 |
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