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tag: 2.0.25
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#!/usr/bin/perl -w

# 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";
}
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