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/*
* Copyright (c) 2006 Paolo Abeni (Italy)
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Basic USB data struct
* By Paolo Abeni <paolo.abeni@email.it>
*
* @(#) $Header: /tcpdump/master/libpcap/pcap/usb.h,v 1.6 2007/09/22 02:06:08 guy Exp $
*/
#ifndef _PCAP_USB_STRUCTS_H__
#define _PCAP_USB_STRUCTS_H__
/*
* possible transfer mode
*/
#define URB_TRANSFER_IN 0x80
#define URB_ISOCHRONOUS 0x0
#define URB_INTERRUPT 0x1
#define URB_CONTROL 0x2
#define URB_BULK 0x3
/*
* possible event type
*/
#define URB_SUBMIT 'S'
#define URB_COMPLETE 'C'
#define URB_ERROR 'E'
/*
* USB setup header as defined in USB specification.
* Appears at the front of each packet in DLT_USB captures.
*/
typedef struct _usb_setup {
u_int8_t bmRequestType;
u_int8_t bRequest;
u_int16_t wValue;
u_int16_t wIndex;
u_int16_t wLength;
} pcap_usb_setup;
/*
* Header prepended by linux kernel to each event.
* Appears at the front of each packet in DLT_USB_LINUX captures.
*/
typedef struct _usb_header {
u_int64_t id;
u_int8_t event_type;
u_int8_t transfer_type;
u_int8_t endpoint_number;
u_int8_t device_address;
u_int16_t bus_id;
char setup_flag;/*if !=0 the urb setup header is not present*/
char data_flag; /*if !=0 no urb data is present*/
int64_t ts_sec;
int32_t ts_usec;
int32_t status;
u_int32_t urb_len;
u_int32_t data_len; /* amount of urb data really present in this event*/
pcap_usb_setup setup;
} pcap_usb_header;
#endif