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#!/usr/bin/perl -w
###################################################
# package to parse IDL files and generate code for
# rpc functions in Samba
# Copyright tridge@samba.org 2000-2003
# released under the GNU GPL
use strict;
use FindBin qw($RealBin);
use lib "$RealBin";
use lib "$RealBin/lib";
use Getopt::Long;
use File::Basename;
use idl;
use dump;
use header;
use parser;
use eparser;
use validator;
use util;
my($opt_help) = 0;
my($opt_parse) = 0;
my($opt_dump) = 0;
my($opt_diff) = 0;
my($opt_header) = 0;
my($opt_parser) = 0;
my($opt_eparser) = 0;
my($opt_keep) = 0;
my($opt_output);
my $idl_parser = new idl;
#####################################################################
# parse an IDL file returning a structure containing all the data
sub IdlParse($)
{
my $filename = shift;
my $idl = $idl_parser->parse_idl($filename);
util::CleanData($idl);
return $idl;
}
#########################################
# display help text
sub ShowHelp()
{
print "
perl IDL parser and code generator
Copyright (C) tridge\@samba.org
Usage: pidl.pl [options] <idlfile>
Options:
--help this help page
--output OUTNAME put output in OUTNAME.*
--parse parse a idl file to a .pidl file
--dump dump a pidl file back to idl
--header create a C header file
--parser create a C parser
--eparser create an ethereal parser
--diff run diff on the idl and dumped output
--keep keep the .pidl file
\n";
exit(0);
}
# main program
GetOptions (
'help|h|?' => \$opt_help,
'output=s' => \$opt_output,
'parse' => \$opt_parse,
'dump' => \$opt_dump,
'header' => \$opt_header,
'parser' => \$opt_parser,
'eparser' => \$opt_eparser,
'diff' => \$opt_diff,
'keep' => \$opt_keep
);
if ($opt_help) {
ShowHelp();
exit(0);
}
sub process_file($)
{
my $idl_file = shift;
my $output;
my $basename = basename($idl_file, ".idl");
if (!defined($opt_output)) {
$output = $idl_file;
} else {
$output = $opt_output . $basename;
}
my($pidl_file) = util::ChangeExtension($output, "pidl");
if ($opt_parse) {
print "Generating $pidl_file from $idl_file\n";
my($idl) = IdlParse($idl_file);
defined $idl || die "Failed to parse $idl_file";
util::SaveStructure($pidl_file, $idl) || die "Failed to save $pidl_file";
IdlValidator::Validate($idl);
}
if ($opt_dump) {
my($idl) = util::LoadStructure($pidl_file);
print IdlDump::Dump($idl);
}
if ($opt_header) {
my($idl) = util::LoadStructure($pidl_file);
my($header) = util::ChangeExtension($output, "h");
print "Generating $header\n";
util::FileSave($header, IdlHeader::Parse($idl));
}
if ($opt_parser) {
my($idl) = util::LoadStructure($pidl_file);
my($parser) = util::ChangeExtension($output, "c");
print "Generating $parser\n";
IdlParser::Parse($idl, $parser);
}
if ($opt_eparser) {
my($idl) = util::LoadStructure($pidl_file);
my($parser) = util::ChangeExtension($output, "c");
print "Generating $parser for ethereal\n";
util::FileSave($parser, IdlEParser::Parse($idl));
}
if ($opt_diff) {
my($idl) = util::LoadStructure($pidl_file);
my($tempfile) = util::ChangeExtension($output, "tmp");
util::FileSave($tempfile, IdlDump::Dump($idl));
system("diff -wu $idl_file $tempfile");
unlink($tempfile);
}
if (!$opt_keep) {
system("rm -f $pidl_file");
}
}
foreach my $filename (@ARGV) {
process_file($filename);
}
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