| 1 | /* $Id: VUSBSniffer.h 93115 2022-01-01 11:31:46Z vboxsync $ */
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| 2 | /** @file
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| 3 | * Virtual USB - Sniffer facility.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2014-2022 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | */
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| 17 |
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| 18 | #ifndef VBOX_INCLUDED_SRC_USB_VUSBSniffer_h
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| 19 | #define VBOX_INCLUDED_SRC_USB_VUSBSniffer_h
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| 20 | #ifndef RT_WITHOUT_PRAGMA_ONCE
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| 21 | # pragma once
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| 22 | #endif
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| 23 |
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| 24 | #include <VBox/cdefs.h>
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| 25 | #include <VBox/types.h>
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| 26 | #include <VBox/vusb.h>
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| 27 |
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| 28 | RT_C_DECLS_BEGIN
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| 29 |
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| 30 | /** Opaque VUSB sniffer handle. */
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| 31 | typedef struct VUSBSNIFFERINT *VUSBSNIFFER;
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| 32 | /** Pointer to a VUSB sniffer handle. */
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| 33 | typedef VUSBSNIFFER *PVUSBSNIFFER;
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| 34 |
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| 35 | /** NIL sniffer instance handle. */
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| 36 | #define VUSBSNIFFER_NIL ((VUSBSNIFFER)0)
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| 37 |
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| 38 | /**
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| 39 | * VUSB Sniffer event types.
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| 40 | */
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| 41 | typedef enum VUSBSNIFFEREVENT
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| 42 | {
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| 43 | /** Invalid event. */
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| 44 | VUSBSNIFFEREVENT_INVALID = 0,
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| 45 | /** URB submit event. */
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| 46 | VUSBSNIFFEREVENT_SUBMIT,
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| 47 | /** URB complete event. */
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| 48 | VUSBSNIFFEREVENT_COMPLETE,
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| 49 | /** URB submit failed event. */
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| 50 | VUSBSNIFFEREVENT_ERROR_SUBMIT,
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| 51 | /** URB completed with error event. */
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| 52 | VUSBSNIFFEREVENT_ERROR_COMPLETE,
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| 53 | /** 32bit hack. */
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| 54 | VUSBSNIFFEREVENT_32BIT_HACK = 0x7fffffff
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| 55 | } VUSBSNIFFEREVENT;
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| 56 |
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| 57 | /** VUSB Sniffer creation flags.
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| 58 | * @{ */
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| 59 | /** Default flags. */
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| 60 | #define VUSBSNIFFER_F_DEFAULT 0
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| 61 | /** Don't overwrite any existing capture file. */
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| 62 | #define VUSBSNIFFER_F_NO_REPLACE RT_BIT_32(0)
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| 63 | /** @} */
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| 64 |
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| 65 | /**
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| 66 | * Create a new VUSB sniffer instance dumping to the given capture file.
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| 67 | *
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| 68 | * @returns VBox status code.
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| 69 | * @param phSniffer Where to store the handle to the sniffer instance on success.
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| 70 | * @param fFlags Flags, combination of VUSBSNIFFER_F_*
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| 71 | * @param pszCaptureFilename The filename to use for capturing the sniffed data.
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| 72 | * @param pszFmt The format of the dump, NULL to select one based on the filename
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| 73 | * extension.
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| 74 | * @param pszDesc Optional description for the dump.
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| 75 | */
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| 76 | DECLHIDDEN(int) VUSBSnifferCreate(PVUSBSNIFFER phSniffer, uint32_t fFlags,
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| 77 | const char *pszCaptureFilename, const char *pszFmt,
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| 78 | const char *pszDesc);
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| 79 |
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| 80 | /**
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| 81 | * Destroys the given VUSB sniffer instance.
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| 82 | *
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| 83 | * @returns nothing.
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| 84 | * @param hSniffer The sniffer instance to destroy.
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| 85 | */
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| 86 | DECLHIDDEN(void) VUSBSnifferDestroy(VUSBSNIFFER hSniffer);
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| 87 |
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| 88 | /**
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| 89 | * Records an VUSB event.
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| 90 | *
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| 91 | * @returns VBox status code.
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| 92 | * @param hSniffer The sniffer instance.
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| 93 | * @param pUrb The URB triggering the event.
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| 94 | * @param enmEvent The type of event to record.
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| 95 | */
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| 96 | DECLHIDDEN(int) VUSBSnifferRecordEvent(VUSBSNIFFER hSniffer, PVUSBURB pUrb, VUSBSNIFFEREVENT enmEvent);
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| 97 |
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| 98 |
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| 99 | RT_C_DECLS_END
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| 100 | #endif /* !VBOX_INCLUDED_SRC_USB_VUSBSniffer_h */
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| 101 |
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