copy from intranet.
This commit is contained in:
lijia
186
scripts/dlt2name.pl
Normal file
186
scripts/dlt2name.pl
Normal file
@@ -0,0 +1,186 @@
|
||||
#!/usr/bin/perl -w
|
||||
|
||||
# Parses the bpf.h header file to generate the dlt_names.h header
|
||||
# which maps the DLT types to the DLT string name
|
||||
|
||||
# run from the tcpreplay source base directory as:
|
||||
# cat /usr/include/pcap-bpf.h | ./scripts/dlt2name.pl
|
||||
|
||||
use strict;
|
||||
my $out_c = 'src/common/dlt_names.c';
|
||||
my $out_h = 'src/common/dlt_names.h';
|
||||
|
||||
# open outfile
|
||||
open(OUT_C, ">$out_c") or die("Unable to open $out_c for writing: $!");
|
||||
open(OUT_H, ">$out_h") or die("Unable to open $out_h for writing: $!");
|
||||
|
||||
# read STDIN
|
||||
|
||||
# some DLT types aren't in a format we can parse easily or just doesn't
|
||||
# exist in my /usr/include/net/bpf.h file so we list them here
|
||||
my %known = (107 => 'BSD/OS Frame Relay',
|
||||
108 => 'OpenBSD Loopback',
|
||||
113 => 'Linux Cooked Sockets',
|
||||
114 => 'Apple LocalTalk',
|
||||
115 => 'Acorn Econet',
|
||||
116 => 'OpenBSD IPFilter',
|
||||
117 => 'OpenBSD PF Log/SuSE 6.3 LANE 802.3',
|
||||
118 => 'Cisco IOS',
|
||||
119 => '802.11 Prism Header',
|
||||
120 => '802.11 Aironet Header',
|
||||
121 => 'Siemens HiPath HDLC',
|
||||
122 => 'IP over Fibre Channel'
|
||||
);
|
||||
my @names;
|
||||
|
||||
# put our known DLT types in names since the format of bpf.h is
|
||||
# inconsistent
|
||||
|
||||
foreach my $dlt (keys %known) {
|
||||
$names[$dlt]{name} = $known{$dlt};
|
||||
}
|
||||
|
||||
while (my $line = <STDIN>) {
|
||||
|
||||
if ($line =~ /^\#define\s+(DLT_[a-zA-Z0-9_]+)\s+(\d+)/) {
|
||||
my $key = $1;
|
||||
my $dlt = $2;
|
||||
my $name = $names[$dlt]{name} ? $names[$dlt]{name} : "";
|
||||
if ($line =~ /\/\*\s+(.*)\s+\*\//) {
|
||||
$name = $1;
|
||||
}
|
||||
$names[$dlt]{key} = $key;
|
||||
$names[$dlt]{name} = $name;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
# print the license info
|
||||
while (my $line = <DATA>) {
|
||||
print OUT_C $line;
|
||||
print OUT_H $line;
|
||||
}
|
||||
|
||||
# prep the header
|
||||
print OUT_C <<HEADER;
|
||||
|
||||
#include <stdlib.h>
|
||||
|
||||
/* DLT to descriptions */
|
||||
char *dlt2desc[] = {
|
||||
HEADER
|
||||
|
||||
for (my $i = 0; $i < $#names; $i ++) {
|
||||
if (! defined $names[$i]) {
|
||||
print OUT_C "\t\t\"Unknown\",\n";
|
||||
} else {
|
||||
print OUT_C "\t\t\"$names[$i]->{name}\",\n";
|
||||
}
|
||||
}
|
||||
|
||||
print OUT_C <<FOOTER;
|
||||
\t\tNULL
|
||||
};
|
||||
|
||||
FOOTER
|
||||
|
||||
print OUT_H <<HEADER;
|
||||
|
||||
/* include all the DLT types form pcap-bpf.h */
|
||||
|
||||
extern const char *dlt2desc[];
|
||||
extern const char *dlt2name[];
|
||||
#define DLT2DESC_LEN $#names
|
||||
#define DLT2NAME_LEN $#names
|
||||
|
||||
HEADER
|
||||
|
||||
for (my $i = 0; $i < 255; $i++) {
|
||||
next if ! defined $names[$i];
|
||||
print OUT_H "#ifndef $names[$i]{key}\n#define $names[$i]{key} $i\n#endif\n\n";
|
||||
}
|
||||
|
||||
print OUT_C <<NAMES;
|
||||
|
||||
/* DLT to names */
|
||||
char *dlt2name[] = {
|
||||
NAMES
|
||||
|
||||
for (my $i = 0; $i < 255; $i++) {
|
||||
if (! defined $names[$i]) {
|
||||
print OUT_C "\t\t\"Unknown\",\n";
|
||||
} else {
|
||||
print OUT_C "\t\t\"$names[$i]{key}\",\n";
|
||||
}
|
||||
}
|
||||
|
||||
print OUT_C <<FOOTER;
|
||||
\t\tNULL
|
||||
};
|
||||
FOOTER
|
||||
|
||||
close OUT_C;
|
||||
close OUT_H;
|
||||
|
||||
exit 0;
|
||||
|
||||
__DATA__
|
||||
/*
|
||||
* Copyright (c) 2006 Aaron Turner
|
||||
* All rights reserved.
|
||||
*
|
||||
* This file is generated by scripts/dlt2name.pl which converts your pcap-bpf.h
|
||||
* header file which comes with libpcap into a header file
|
||||
* which translates DLT values to their string names as well as a list of all
|
||||
* of the available DLT types.
|
||||
*
|
||||
* Hence DO NOT EDIT THIS FILE!
|
||||
* If your DLT type is not listed here, edit the %known hash in
|
||||
* scripts/dlt2name.pl
|
||||
*
|
||||
* This file contains data which was taken from libpcap's pcap-bpf.h.
|
||||
* The copyright/license is included below:
|
||||
*/
|
||||
|
||||
/*-
|
||||
* Copyright (c) 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997
|
||||
* The Regents of the University of California. All rights reserved.
|
||||
*
|
||||
* This code is derived from the Stanford/CMU enet packet filter,
|
||||
* (net/enet.c) distributed as part of 4.3BSD, and code contributed
|
||||
* to Berkeley by Steven McCanne and Van Jacobson both of Lawrence
|
||||
* Berkeley Laboratory.
|
||||
*
|
||||
* 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. All advertising materials mentioning features or use of this software
|
||||
* must display the following acknowledgement:
|
||||
* This product includes software developed by the University of
|
||||
* California, Berkeley and its contributors.
|
||||
* 4. Neither the name of the University nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
|
||||
*
|
||||
* @(#)bpf.h 7.1 (Berkeley) 5/7/91
|
||||
*
|
||||
* @(#) $Header: /tcpdump/master/libpcap/pcap-bpf.h,v 1.34.2.6 2005/08/13 22:29:47 hannes Exp $ (LBL)
|
||||
*/
|
||||
|
||||
Reference in New Issue
Block a user