143 lines
3.7 KiB
Perl
Executable File
143 lines
3.7 KiB
Perl
Executable File
#!/usr/bin/perl -w
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# create the sminmpec.c file from
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# http://www.iana.org/assignments/enterprise-numbers
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#
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# Wireshark - Network traffic analyzer
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# By Gerald Combs <gerald@wireshark.org>
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# Copyright 2004 Gerald Combs
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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use strict;
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my $in = shift;
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$in = "http://www.iana.org/assignments/enterprise-numbers/enterprise-numbers" unless(defined $in);
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my @in_lines;
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if($in =~ m/^http:/i) {
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eval "require LWP::UserAgent;";
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die "LWP isn't installed. It is part of the standard Perl module libwww." if $@;
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my $agent = LWP::UserAgent->new;
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$agent->env_proxy;
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$agent->agent("Wireshark make-sminmpec.pl");
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warn "starting to fetch $in ...\n";
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my $request = HTTP::Request->new(GET => $in);
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if (-f "enterprise-numbers") {
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my $mtime;
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(undef,undef,undef,undef,undef,undef,undef,undef,undef,$mtime,undef,undef,undef) = stat("enterprise-numbers");
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$request->if_modified_since( $mtime );
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}
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my $result = $agent->request($request);
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if ($result->code eq 200) {
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warn "done fetching $in\n";
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@in_lines = split /\n/, $result->content;
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open ENFILE, "> enterprise-numbers";
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for (@in_lines) {
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chomp;
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print ENFILE "$_\n";
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}
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close ENFILE;
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} elsif ($result->code eq 304) {
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warn "enterprise-numbers was up-to-date\n";
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open IN, "< enterprise-numbers";
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@in_lines = <IN>;
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close IN;
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} else {
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die "request for $in failed with result code:" . $result->code;
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}
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} else {
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open IN, "< $in";
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@in_lines = <IN>;
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close IN;
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}
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open OUT, "> sminmpec.c";
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my $body = '';
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my $code;
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my $prev_code = -1; ## Assumption: First code in enterprise file is 0;
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sub escape_non_ascii {
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my $val = unpack 'C', $_[0];
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return sprintf '\0%.3o',$val;
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}
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for(@in_lines) {
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s/[\000-\037]//g;
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s/\\/\\\\/g;
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s/"/\\"/g;
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s/([\x80-\xFF])/escape_non_ascii($1)/ge;
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if (/^(\d+)/) {
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$code = sprintf("%5d", $1);
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} if (/^ (\S.*)/ ) {
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my $name = $1;
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if ($code < $prev_code) {
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print STDERR ("Input 'Codes' not sorted in ascending order (or duplicate codes)): $prev_code $code\n");
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exit 1;
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}
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while ($code > ($prev_code+1)) {
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$prev_code = sprintf("%5d", $prev_code+1);
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$body .= " { $prev_code, sminmpec_unknown }, /* (Added by Wireshark) */\n";
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}
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$prev_code = $code;
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$body .= " { $code, \"$name\" },\n";
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}
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}
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print OUT <<"_SMINMPEC";
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/*
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* THIS FILE IS AUTOGENERATED, DO NOT EDIT
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* generated from http://www.iana.org/assignments/enterprise-numbers
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* run "tools/make-sminmspec <infile> <outfile>" to regenerate
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*
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* Note: "Gaps" in the iana enterprise-numbers list have been "filled in"
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* with "(Unknown)" as the name so that direct (indexed) access
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* to the list is possible.
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*/
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#include "config.h"
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#include <glib.h>
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#include <epan/value_string.h>
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#include <epan/sminmpec.h>
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static const gchar sminmpec_unknown[] = "(Unknown)";
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const value_string sminmpec_values[] = {
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$body { 0, NULL}
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};
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#define array_length(x) (sizeof x / sizeof x[0])
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value_string_ext sminmpec_values_ext = VALUE_STRING_EXT_INIT(sminmpec_values);
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_SMINMPEC
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close OUT;
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