source: libpacketdump/grammar.h @ 1de522d

4.0.1-hotfixescachetimestampsdevelopdpdk-ndagetsilivendag_formatrc-4.0.1rc-4.0.2rc-4.0.3rc-4.0.4ringdecrementfixringperformanceringtimestampfixes
Last change on this file since 1de522d 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: 2.2 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#ifndef _PARSER_H
27#define _PARSER_H
28
29#include <inttypes.h>
30
31enum node_type_t {
32    NEXTHEADER,
33    FIELD
34};
35
36enum byte_order_t {
37    BIGENDIAN,
38    LITTLEENDIAN
39}; 
40
41enum display_t {
42    DISPLAY_NONE,
43    DISPLAY_HEX,
44    DISPLAY_INT,
45    DISPLAY_IPV4,
46    DISPLAY_MAC,
47    DISPLAY_FLAG
48};
49
50/* This is more complicated that I feel it needs to be... */
51
52typedef struct next {
53    char *prefix;                   /* search prefix for nextheader file */
54    char *fieldname;                /* name of the field whose value we use */
55    struct field *target;           /* link to the field whose value we use */
56} next_t;
57   
58typedef struct field {
59    enum byte_order_t order;        /* byte order of field */
60    uint16_t size;                  /* size of the field in bits */
61    enum display_t display;         /* how the data should be displayed */
62    char *identifier;               /* display prefix + field identifier */
63    uint64_t value;                 /* calculated value for this field */
64} field_t; 
65
66typedef union node {
67    field_t *field;
68    next_t *nextheader;
69} node_t;
70
71typedef struct element {
72    enum node_type_t type;
73    struct element *next;
74    node_t *data;
75} element_t;
76   
77element_t *parse_protocol_file(char *filename);
78void decode_protocol_file(uint16_t link_type,const char *packet,int len, element_t* el);
79
80typedef uint64_t bitbuffer_t;
81#endif
Note: See TracBrowser for help on using the repository browser.