source: libpacketdump/link_2.c @ 8485d99

4.0.1-hotfixescachetimestampsdevelopdpdk-ndagetsilivendag_formatrc-4.0.1rc-4.0.2rc-4.0.3rc-4.0.4ringdecrementfixringperformanceringtimestampfixes
Last change on this file since 8485d99 was ee6e802, checked in by Shane Alcock <salcock@…>, 5 years ago

Updated copyright blurb on all source files

In some cases, this meant adding copyright blurbs to files that
had never had them before.

  • Property mode set to 100644
File size: 1.7 KB
Line 
1/*
2 *
3 * Copyright (c) 2007-2016 The University of Waikato, Hamilton, New Zealand.
4 * All rights reserved.
5 *
6 * This file is part of libtrace.
7 *
8 * This code has been developed by the University of Waikato WAND
9 * research group. For further information please see http://www.wand.net.nz/
10 *
11 * libtrace is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU Lesser General Public License as published by
13 * the Free Software Foundation; either version 3 of the License, or
14 * (at your option) any later version.
15 *
16 * libtrace is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19 * GNU Lesser General Public License for more details.
20 *
21 * You should have received a copy of the GNU Lesser General Public License
22 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
23 *
24 *
25 */
26#include <sys/types.h>
27#include <netinet/in.h>
28#include <stdio.h>
29#include <inttypes.h>
30#include <dlfcn.h>
31#include "libtrace.h"
32#include "libpacketdump.h"
33
34DLLEXPORT void decode(int link_type UNUSED,const char *packet,unsigned len)
35{
36        char ether_buf[18] = {0, };
37        printf(" Ethernet:");
38        if (len>=6)
39                printf(" Dest: %s",trace_ether_ntoa((uint8_t *)packet, 
40                                        ether_buf));
41        else {
42                printf("[|Truncated]\n");
43                return;
44        }
45        if (len>=12) 
46                printf(" Source: %s",trace_ether_ntoa((uint8_t*)(packet+6), 
47                                        ether_buf));
48        else {
49                printf("[|Truncated]\n");
50                return;
51        }
52        if (len>=14) {
53                uint16_t type = htons(*(uint16_t*)(packet+12));
54                printf(" Ethertype: 0x%04x\n",type);
55                decode_next(packet+14,len-14,"eth",type);
56        }
57        else {
58                printf("[|Truncated]\n");
59                return;
60        }
61        return;
62}
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