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1 office 1 /*
2 * Copyright (c) 2001-2003, Adam Dunkels.
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 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. The name of the author may not be used to endorse or promote
14 * products derived from this software without specific prior
15 * written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
18 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
23 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
25 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
26 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
27 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 *
29 * This file was part of the uIP TCP/IP stack.
30 *
31 */
32 #ifndef __EAD_PCAP_H
33 #define __EAD_PCAP_H
34  
35 #include <net/ethernet.h>
36 #include <stdint.h>
37 #include "ead.h"
38  
39 typedef uint8_t u8_t;
40 typedef uint16_t u16_t;
41  
42 /* The UDP and IP headers. */
43 struct ead_packet {
44 struct ether_header eh;
45 /* IP header. */
46 u8_t vhl,
47 tos,
48 len[2],
49 ipid[2],
50 ipoffset[2],
51 ttl,
52 proto;
53 u16_t ipchksum;
54 u16_t srcipaddr[2],
55 destipaddr[2];
56  
57 /* UDP header. */
58 u16_t srcport,
59 destport;
60 u16_t udplen;
61 u16_t udpchksum;
62  
63 struct ead_msg msg;
64 } __attribute__((packed));
65  
66 #define UIP_PROTO_UDP 17
67 #define UIP_IPH_LEN 20 /* Size of IP header */
68 #define UIP_UDPH_LEN 8 /* Size of UDP header */
69 #define UIP_IPUDPH_LEN (UIP_UDPH_LEN + UIP_IPH_LEN)
70  
71 #endif