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/* $Id: VUSBSniffer.h $ */
/** @file
* Virtual USB - Sniffer facility.
*/
/*
* Copyright (C) 2014-2022 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>.
*
* SPDX-License-Identifier: GPL-3.0-only
*/
#ifndef VBOX_INCLUDED_SRC_USB_VUSBSniffer_h
#define VBOX_INCLUDED_SRC_USB_VUSBSniffer_h
#ifndef RT_WITHOUT_PRAGMA_ONCE
# pragma once
#endif
#include <VBox/cdefs.h>
#include <VBox/types.h>
#include <VBox/vusb.h>
RT_C_DECLS_BEGIN
/** Opaque VUSB sniffer handle. */
typedef struct VUSBSNIFFERINT *VUSBSNIFFER;
/** Pointer to a VUSB sniffer handle. */
typedef VUSBSNIFFER *PVUSBSNIFFER;
/** NIL sniffer instance handle. */
#define VUSBSNIFFER_NIL ((VUSBSNIFFER)0)
/**
* VUSB Sniffer event types.
*/
typedef enum VUSBSNIFFEREVENT
{
/** Invalid event. */
VUSBSNIFFEREVENT_INVALID = 0,
/** URB submit event. */
VUSBSNIFFEREVENT_SUBMIT,
/** URB complete event. */
VUSBSNIFFEREVENT_COMPLETE,
/** URB submit failed event. */
VUSBSNIFFEREVENT_ERROR_SUBMIT,
/** URB completed with error event. */
VUSBSNIFFEREVENT_ERROR_COMPLETE,
/** 32bit hack. */
VUSBSNIFFEREVENT_32BIT_HACK = 0x7fffffff
} VUSBSNIFFEREVENT;
/** VUSB Sniffer creation flags.
* @{ */
/** Default flags. */
#define VUSBSNIFFER_F_DEFAULT 0
/** Don't overwrite any existing capture file. */
#define VUSBSNIFFER_F_NO_REPLACE RT_BIT_32(0)
/** @} */
/**
* Create a new VUSB sniffer instance dumping to the given capture file.
*
* @returns VBox status code.
* @param phSniffer Where to store the handle to the sniffer instance on success.
* @param fFlags Flags, combination of VUSBSNIFFER_F_*
* @param pszCaptureFilename The filename to use for capturing the sniffed data.
* @param pszFmt The format of the dump, NULL to select one based on the filename
* extension.
* @param pszDesc Optional description for the dump.
*/
DECLHIDDEN(int) VUSBSnifferCreate(PVUSBSNIFFER phSniffer, uint32_t fFlags,
const char *pszCaptureFilename, const char *pszFmt,
const char *pszDesc);
/**
* Destroys the given VUSB sniffer instance.
*
* @returns nothing.
* @param hSniffer The sniffer instance to destroy.
*/
DECLHIDDEN(void) VUSBSnifferDestroy(VUSBSNIFFER hSniffer);
/**
* Records an VUSB event.
*
* @returns VBox status code.
* @param hSniffer The sniffer instance.
* @param pUrb The URB triggering the event.
* @param enmEvent The type of event to record.
*/
DECLHIDDEN(int) VUSBSnifferRecordEvent(VUSBSNIFFER hSniffer, PVUSBURB pUrb, VUSBSNIFFEREVENT enmEvent);
RT_C_DECLS_END
#endif /* !VBOX_INCLUDED_SRC_USB_VUSBSniffer_h */
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