aboutsummaryrefslogtreecommitdiffstats
path: root/tools/make-sminmpec.pl
blob: 1cc17bea8ee294cde730743cd836026f2636c542 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
#!/usr/bin/perl -w
# create the sminmpec.c file from
# http://www.iana.org/assignments/enterprise-numbers
#
# $Id$
#
# Wireshark - Network traffic analyzer
# By Gerald Combs <gerald@wireshark.org>
# Copyright 2004 Gerald Combs
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
use strict;

my $in = shift;

$in = "http://www.iana.org/assignments/enterprise-numbers" unless(defined $in);

my @in_lines;

my $revision = '$Revision$';
if ($revision !~ /[0-9]/ ) { $revision = "unknown"; }

if($in =~ m/^http:/i) {
	eval "require LWP::UserAgent;";
	die "LWP isn't installed. It is part of the standard Perl module libwww." if $@;

	my $agent    = LWP::UserAgent->new;
	$agent->env_proxy;
	$agent->agent("Wireshark make-sminmpec.pl/$revision");

	warn "starting to fetch $in ...\n";

	my $request  = HTTP::Request->new(GET => $in);


	if (-f "enterprise-numbers") {
		my $mtime;
		(undef,undef,undef,undef,undef,undef,undef,undef,undef,$mtime,undef,undef,undef) = stat("enterprise-numbers");
		$request->if_modified_since( $mtime );
	}

	my $result   = $agent->request($request);

	if ($result->code eq 200) {
		warn "done fetching $in\n";
		@in_lines = split /\n/, $result->content;
		open ENFILE, "> enterprise-numbers";

		for (@in_lines) {
			chomp;
			print ENFILE "$_\n";
		}

		close ENFILE;
	} elsif ($result->code eq 304) {
		warn "enterprise-numbers was up-to-date\n";
		open IN, "< enterprise-numbers";
		@in_lines = <IN>;
		close IN;
	} else {
		die "request for $in failed with result code:" . $result->code;
	}

} else {
  open IN, "< $in";
  @in_lines = <IN>;
  close IN;
}


open OUT, "> sminmpec.c";

my $body = '';
my $code;
my $prev_code = -1;  ## Assumption: First code in enterprise file is 0;

sub escape_non_ascii {
    my $val = unpack 'C', $_[0];
    return sprintf '\0%.3o',$val;
}


for(@in_lines) {
	s/[\000-\037]//g;
	s/\\/\\\\/g;
	s/"/\\"/g;
	s/([\x80-\xFF])/escape_non_ascii($1)/ge;

	if (/^(\d+)/) {
		$code = sprintf("%5d", $1);
	} if (/^  (\S.*)/ ) {
		my $name = $1;
		if ($code < $prev_code) {
			print STDERR ("Input 'Codes' not sorted in ascending order (or duplicate codes)): $prev_code $code\n");
                        exit 1;
		}
		while ($code > ($prev_code+1)) {
			$prev_code = sprintf("%5d", $prev_code+1);
			$body .= "    { $prev_code, sminmpec_unknown },  /* (Added by Wireshark) */\n";
		}
		$prev_code = $code;
		$body .= "    { $code, \"$name\" },\n";
	}
}

print OUT <<"_SMINMPEC";
/*
 * \$Id\$
 *
 * THIS FILE IS AUTOGENERATED, DO NOT EDIT
 * generated from http://www.iana.org/assignments/enterprise-numbers
 * run "tools/make-sminmspec <infile> <outfile>" to regenerate
 *
 * Note: "Gaps" in the iana enterprise-numbers list have been "filled in"
 *       with "(Unknown)" as the name so that direct (indexed) access
 *       to the list is possible.
 */
#include "config.h"

#include <glib.h>

#include <epan/value_string.h>
#include <epan/sminmpec.h>

static const gchar sminmpec_unknown[] = "(Unknown)";

const value_string sminmpec_values[] = {
$body    {    0, NULL}
};

#define array_length(x)	(sizeof x / sizeof x[0])

value_string_ext sminmpec_values_ext = VALUE_STRING_EXT_INIT(sminmpec_values);

_SMINMPEC

close OUT;