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/** @file
* VBox Remote Desktop Protocol - Remote USB backend interface. (VRDP)
*/
/*
* Copyright (C) 2006-2022 Oracle and/or its affiliates.
*
* This file is part of VirtualBox base platform packages, as
* available from https://www.virtualbox.org.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation, in version 3 of the
* License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <https://www.gnu.org/licenses>.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
* in the VirtualBox distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*
* SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
*/
#ifndef VBOX_INCLUDED_vrdpusb_h
#define VBOX_INCLUDED_vrdpusb_h
#ifndef RT_WITHOUT_PRAGMA_ONCE
# pragma once
#endif
#include <VBox/cdefs.h>
#include <VBox/types.h>
#ifdef IN_RING0
# error "There are no VRDP APIs available in Ring-0 Host Context!"
#endif
#ifdef IN_RC
# error "There are no VRDP APIs available Guest Context!"
#endif
/** @defgroup grp_vrdpusb Remote USB over VURP
* @ingroup grp_vusb
* @{
*/
#define REMOTE_USB_BACKEND_PREFIX_S "REMOTEUSB"
#define REMOTE_USB_BACKEND_PREFIX_LEN 9
/* Forward declaration. */
struct _REMOTEUSBDEVICE;
typedef struct _REMOTEUSBDEVICE *PREMOTEUSBDEVICE;
/* Forward declaration. */
struct _REMOTEUSBQURB;
typedef struct _REMOTEUSBQURB *PREMOTEUSBQURB;
/* Forward declaration. Actually a class. */
struct _REMOTEUSBBACKEND;
typedef struct _REMOTEUSBBACKEND *PREMOTEUSBBACKEND;
/**
* Pointer to this structure is queried from USBREMOTEIF::pfnQueryRemoteUsbBackend.
*/
typedef struct REMOTEUSBCALLBACK
{
PREMOTEUSBBACKEND pInstance;
DECLCALLBACKMEMBER(int, pfnOpen,(PREMOTEUSBBACKEND pInstance, const char *pszAddress, size_t cbAddress, PREMOTEUSBDEVICE *ppDevice));
DECLCALLBACKMEMBER(void, pfnClose,(PREMOTEUSBDEVICE pDevice));
DECLCALLBACKMEMBER(int, pfnReset,(PREMOTEUSBDEVICE pDevice));
DECLCALLBACKMEMBER(int, pfnSetConfig,(PREMOTEUSBDEVICE pDevice, uint8_t u8Cfg));
DECLCALLBACKMEMBER(int, pfnClaimInterface,(PREMOTEUSBDEVICE pDevice, uint8_t u8Ifnum));
DECLCALLBACKMEMBER(int, pfnReleaseInterface,(PREMOTEUSBDEVICE pDevice, uint8_t u8Ifnum));
DECLCALLBACKMEMBER(int, pfnInterfaceSetting,(PREMOTEUSBDEVICE pDevice, uint8_t u8Ifnum, uint8_t u8Setting));
DECLCALLBACKMEMBER(int, pfnQueueURB,(PREMOTEUSBDEVICE pDevice, uint8_t u8Type, uint8_t u8Ep, uint8_t u8Direction, uint32_t u32Len, void *pvData, void *pvURB, PREMOTEUSBQURB *ppRemoteURB));
DECLCALLBACKMEMBER(int, pfnReapURB,(PREMOTEUSBDEVICE pDevice, uint32_t u32Millies, void **ppvURB, uint32_t *pu32Len, uint32_t *pu32Err));
DECLCALLBACKMEMBER(int, pfnClearHaltedEP,(PREMOTEUSBDEVICE pDevice, uint8_t u8Ep));
DECLCALLBACKMEMBER(void, pfnCancelURB,(PREMOTEUSBDEVICE pDevice, PREMOTEUSBQURB pRemoteURB));
DECLCALLBACKMEMBER(int, pfnWakeup,(PREMOTEUSBDEVICE pDevice));
} REMOTEUSBCALLBACK;
/** Pointer to a remote USB callback table. */
typedef REMOTEUSBCALLBACK *PREMOTEUSBCALLBACK;
/**
* Remote USB interface for querying the remote USB callback table for particular client.
* Returned from the *QueryGenericUserObject when passing REMOTEUSBIF_OID as the identifier.
*/
typedef struct REMOTEUSBIF
{
/** Opaque user data to pass as the first parameter to the callbacks. */
void *pvUser;
/**
* Queries the remote USB interface callback table for a given UUID/client ID pair.
*
* @returns Pointer to the remote USB callback table or NULL if the client ID and or UUID is invalid.
* @param pvUser Opaque user data from this interface.
* @param pUuid The device UUID to query the interface for.
* @param idClient The client ID to query the interface for.
*/
DECLCALLBACKMEMBER(PREMOTEUSBCALLBACK, pfnQueryRemoteUsbBackend, (void *pvUser, PCRTUUID pUuid, uint32_t idClient));
} REMOTEUSBIF;
/** Pointer to a remote USB interface. */
typedef REMOTEUSBIF *PREMOTEUSBIF;
/** The UUID to identify the remote USB interface. */
#define REMOTEUSBIF_OID "87012f58-2ad6-4f89-b7b1-92f72c7ea8cc"
typedef struct EMULATEDUSBIF
{
/** Opaque user data to pass as the first parameter to the callbacks. */
void *pvUser;
DECLCALLBACKMEMBER(int, pfnQueryEmulatedUsbDataById, (void *pvUser, const char *pszId, void **ppvEmUsbCb, void **ppvEmUsbCbData, void **ppvObject));
} EMULATEDUSBIF;
typedef EMULATEDUSBIF *PEMULATEDUSBIF;
#define EMULATEDUSBIF_OID "b7b4e194-ada0-4722-8e4e-1700ed9064f3"
/** @} */
#endif /* !VBOX_INCLUDED_vrdpusb_h */
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