✏️ Editing: check_chunked

#!/usr/bin/perl -w
#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements.  See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License.  You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
#
# This is meant to be used on the raw output of an HTTP/1.1 connection
# to check that the chunks are all correctly laid out.  It's easiest
# to use a tool like netcat to generate the output.  This script
# *insists* that \r exist in the output.
#
# You can find netcat at avian.org:/src/hacks/nc110.tgz.

use strict;

my $is_chunked = 0;

# must toss headers
while(<>) {
    if (/^Transfer-Encoding:\s+chunked/i) {
	$is_chunked = 1;
    }
    last if ($_ eq "\r\n");
}

$is_chunked || die "wasn't chunked\n";

for(;;) {
    $_ = <> || die "unexpected end of file!\n";

m#^([0-9a-f]+) *\r$#i || die "bogus chunklen: $_";

my $chunklen = hex($1);

exit 0 if ($chunklen == 0);

chop; chop;
    print "$_ ";

my $data = '';
    read(ARGV, $data, $chunklen) == $chunklen || die "short read!\n";

$_ = <> || die "unexpected end of file!\n";

$_ eq "\r\n" || die "missing chunk trailer!\n";
}

✏️ Editing: check_chunked

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Directory: /usr/src/httpd-2.2.31/test