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9effc496ad
This was complicated by the fact that we were using this extension for our duplicate extension handling tests. In order to add tests for cryptopro bug the duplicate extension handling tests needed to change first. Reviewed-by: Paul Dale <paul.dale@oracle.com> (Merged from https://github.com/openssl/openssl/pull/7984)
111 lines
2.5 KiB
Perl
111 lines
2.5 KiB
Perl
# Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
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#
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# Licensed under the Apache License 2.0 (the "License"). You may not use
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# this file except in compliance with the License. You can obtain a copy
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# in the file LICENSE in the source distribution or at
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# https://www.openssl.org/source/license.html
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use strict;
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package TLSProxy::EncryptedExtensions;
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use vars '@ISA';
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push @ISA, 'TLSProxy::Message';
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sub new
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{
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my $class = shift;
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my ($server,
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$data,
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$records,
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$startoffset,
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$message_frag_lens) = @_;
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my $self = $class->SUPER::new(
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$server,
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TLSProxy::Message::MT_ENCRYPTED_EXTENSIONS,
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$data,
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$records,
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$startoffset,
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$message_frag_lens);
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$self->{extension_data} = "";
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return $self;
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}
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sub parse
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{
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my $self = shift;
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my $extensions_len = unpack('n', $self->data);
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if (!defined $extensions_len) {
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$extensions_len = 0;
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}
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my $extension_data;
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if ($extensions_len != 0) {
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$extension_data = substr($self->data, 2);
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if (length($extension_data) != $extensions_len) {
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die "Invalid extension length\n";
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}
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} else {
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if (length($self->data) != 2) {
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die "Invalid extension length\n";
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}
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$extension_data = "";
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}
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my %extensions = ();
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while (length($extension_data) >= 4) {
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my ($type, $size) = unpack("nn", $extension_data);
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my $extdata = substr($extension_data, 4, $size);
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$extension_data = substr($extension_data, 4 + $size);
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$extensions{$type} = $extdata;
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}
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$self->extension_data(\%extensions);
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print " Extensions Len:".$extensions_len."\n";
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}
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#Reconstruct the on-the-wire message data following changes
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sub set_message_contents
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{
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my $self = shift;
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my $data;
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my $extensions = "";
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foreach my $key (keys %{$self->extension_data}) {
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my $extdata = ${$self->extension_data}{$key};
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$extensions .= pack("n", $key);
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$extensions .= pack("n", length($extdata));
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$extensions .= $extdata;
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}
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$data = pack('n', length($extensions));
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$data .= $extensions;
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$self->data($data);
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}
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#Read/write accessors
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sub extension_data
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{
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my $self = shift;
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if (@_) {
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$self->{extension_data} = shift;
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}
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return $self->{extension_data};
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}
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sub set_extension
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{
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my ($self, $ext_type, $ext_data) = @_;
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$self->{extension_data}{$ext_type} = $ext_data;
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}
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sub delete_extension
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{
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my ($self, $ext_type) = @_;
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delete $self->{extension_data}{$ext_type};
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}
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1;
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