1 /* 2 * Copyright (c) 2006 Paolo Abeni (Italy) 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote 15 * products derived from this software without specific prior written 16 * permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 * 30 * Basic USB data struct 31 * By Paolo Abeni <paolo.abeni@email.it> 32 * 33 * @(#) $Header: /tcpdump/master/libpcap/pcap/usb.h,v 1.6 2007/09/22 02:06:08 guy Exp $ 34 */ 35 36 #ifndef _PCAP_USB_STRUCTS_H__ 37 #define _PCAP_USB_STRUCTS_H__ 38 39 /* 40 * possible transfer mode 41 */ 42 #define URB_TRANSFER_IN 0x80 43 #define URB_ISOCHRONOUS 0x0 44 #define URB_INTERRUPT 0x1 45 #define URB_CONTROL 0x2 46 #define URB_BULK 0x3 47 48 /* 49 * possible event type 50 */ 51 #define URB_SUBMIT 'S' 52 #define URB_COMPLETE 'C' 53 #define URB_ERROR 'E' 54 55 /* 56 * USB setup header as defined in USB specification. 57 * Appears at the front of each packet in DLT_USB captures. 58 */ 59 typedef struct _usb_setup { 60 u_int8_t bmRequestType; 61 u_int8_t bRequest; 62 u_int16_t wValue; 63 u_int16_t wIndex; 64 u_int16_t wLength; 65 } pcap_usb_setup; 66 67 68 /* 69 * Header prepended by linux kernel to each event. 70 * Appears at the front of each packet in DLT_USB_LINUX captures. 71 */ 72 typedef struct _usb_header { 73 u_int64_t id; 74 u_int8_t event_type; 75 u_int8_t transfer_type; 76 u_int8_t endpoint_number; 77 u_int8_t device_address; 78 u_int16_t bus_id; 79 char setup_flag;/*if !=0 the urb setup header is not present*/ 80 char data_flag; /*if !=0 no urb data is present*/ 81 int64_t ts_sec; 82 int32_t ts_usec; 83 int32_t status; 84 u_int32_t urb_len; 85 u_int32_t data_len; /* amount of urb data really present in this event*/ 86 pcap_usb_setup setup; 87 } pcap_usb_header; 88 89 90 #endif 91