my $self = shift;
my $ptr = 2;
my ($server_version) = unpack('n', $self->data);
+
+ # TODO(TLS1.3): Replace this reference to draft version before release
+ if ($server_version == TLSProxy::Record::VERS_TLS_1_3_DRAFT) {
+ $server_version = TLSProxy::Record::VERS_TLS_1_3;
+ TLSProxy::Proxy->is_tls13(1);
+ }
+
my $random = substr($self->data, $ptr, 32);
$ptr += 32;
- my $session_id_len = unpack('C', substr($self->data, $ptr));
- $ptr++;
- my $session = substr($self->data, $ptr, $session_id_len);
- $ptr += $session_id_len;
+ my $session_id_len = 0;
+ my $session = "";
+ if (!TLSProxy::Proxy->is_tls13()) {
+ $session_id_len = unpack('C', substr($self->data, $ptr));
+ $ptr++;
+ $session = substr($self->data, $ptr, $session_id_len);
+ $ptr += $session_id_len;
+ }
my $ciphersuite = unpack('n', substr($self->data, $ptr));
$ptr += 2;
- my $comp_meth = unpack('C', substr($self->data, $ptr));
- $ptr++;
+ my $comp_meth = 0;
+ if (!TLSProxy::Proxy->is_tls13()) {
+ $comp_meth = unpack('C', substr($self->data, $ptr));
+ $ptr++;
+ }
my $extensions_len = unpack('n', substr($self->data, $ptr));
- $ptr += 2;
+ if (!defined $extensions_len) {
+ $extensions_len = 0;
+ } else {
+ $ptr += 2;
+ }
#For now we just deal with this as a block of data. In the future we will
#want to parse this
- my $extension_data = substr($self->data, $ptr);
+ my $extension_data;
+ if ($extensions_len != 0) {
+ $extension_data = substr($self->data, $ptr);
- if (length($extension_data) != $extensions_len) {
- die "Invalid extension length\n";
+ if (length($extension_data) != $extensions_len) {
+ die "Invalid extension length\n";
+ }
+ } else {
+ if (length($self->data) != $ptr) {
+ die "Invalid extension length\n";
+ }
+ $extension_data = "";
}
my %extensions = ();
while (length($extension_data) >= 4) {
$self->process_data();
+ if (TLSProxy::Proxy->is_tls13()) {
+ TLSProxy::Record->server_encrypting(1);
+ TLSProxy::Record->client_encrypting(1);
+ }
+
print " Server Version:".$server_version."\n";
print " Session ID Len:".$session_id_len."\n";
print " Ciphersuite:".$ciphersuite."\n";
$data = pack('n', $self->server_version);
$data .= $self->random;
- $data .= pack('C', $self->session_id_len);
- $data .= $self->session;
+ if (!TLSProxy::Proxy->is_tls13()) {
+ $data .= pack('C', $self->session_id_len);
+ $data .= $self->session;
+ }
$data .= pack('n', $self->ciphersuite);
- $data .= pack('C', $self->comp_meth);
+ if (!TLSProxy::Proxy->is_tls13()) {
+ $data .= pack('C', $self->comp_meth);
+ }
foreach my $key (keys %{$self->extension_data}) {
my $extdata = ${$self->extension_data}{$key};
{
my $self = shift;
if (@_) {
- $self->{client_version} = shift;
+ $self->{server_version} = shift;
}
- return $self->{client_version};
+ return $self->{server_version};
}
sub random
{