635 lines
19 KiB
Perl
635 lines
19 KiB
Perl
![]() |
#!/usr/bin/perl -w
|
||
|
#
|
||
|
# Copyright (c) 2007, Cameron Rich
|
||
|
#
|
||
|
# All rights reserved.
|
||
|
#
|
||
|
# Redistribution and use in source and binary forms, with or without
|
||
|
# modification, are permitted provided that the following conditions are met:
|
||
|
#
|
||
|
# * Redistributions of source code must retain the above copyright notice,
|
||
|
# this list of conditions and the following disclaimer.
|
||
|
# * Redistributions in binary form must reproduce the above copyright
|
||
|
# notice, this list of conditions and the following disclaimer in the
|
||
|
# documentation and/or other materials provided with the distribution.
|
||
|
# * Neither the name of the axTLS project nor the names of its
|
||
|
# contributors may be used to endorse or promote products derived
|
||
|
# from this software without specific prior written permission.
|
||
|
#
|
||
|
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||
|
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||
|
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
||
|
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
|
||
|
# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
||
|
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
|
||
|
# TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
||
|
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
|
||
|
# OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||
|
# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
||
|
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||
|
#
|
||
|
|
||
|
#
|
||
|
# Demonstrate the use of the axTLS library in Perl with a set of
|
||
|
# command-line parameters similar to openssl. In fact, openssl clients
|
||
|
# should be able to communicate with axTLS servers and visa-versa.
|
||
|
#
|
||
|
# This code has various bits enabled depending on the configuration. To enable
|
||
|
# the most interesting version, compile with the 'full mode' enabled.
|
||
|
#
|
||
|
# To see what options you have, run the following:
|
||
|
# > [perl] axssl s_server -?
|
||
|
# > [perl] axssl s_client -?
|
||
|
#
|
||
|
# The axtls/axtlsp shared libraries must be in the same directory or be found
|
||
|
# by the OS. axtlsp.pm must be in this directory or be in @INC.
|
||
|
#
|
||
|
# Under Win32, ActivePerl was used (see
|
||
|
# http://www.activestate.com/Products/ActivePerl/?mp=1)
|
||
|
#
|
||
|
use axtlsp;
|
||
|
use IO::Socket;
|
||
|
|
||
|
# To get access to Win32 file descriptor stuff
|
||
|
my $is_win32 = 0;
|
||
|
|
||
|
if ($^O eq "MSWin32")
|
||
|
{
|
||
|
eval("use Win32API::File 0.08 qw( :ALL )");
|
||
|
$is_win32 = 1;
|
||
|
}
|
||
|
|
||
|
use strict;
|
||
|
|
||
|
#
|
||
|
# Win32 has some problems with socket handles
|
||
|
#
|
||
|
sub get_native_sock
|
||
|
{
|
||
|
my ($sock) = @_;
|
||
|
return $is_win32 ? FdGetOsFHandle($sock) : $sock;
|
||
|
}
|
||
|
|
||
|
# print version?
|
||
|
if ($#ARGV == 0 && $ARGV[0] eq "version")
|
||
|
{
|
||
|
printf("axssl.pl ".axtlsp::ssl_version()."\n");
|
||
|
exit 0;
|
||
|
}
|
||
|
|
||
|
#
|
||
|
# Main entry point. Doesn't do much except works out whether we are a client
|
||
|
# or a server.
|
||
|
#
|
||
|
print_options($#ARGV > -1 ? $ARGV[0] : "")
|
||
|
if ($#ARGV < 0 || ($ARGV[0] ne "s_server" && $ARGV[0] ne "s_client"));
|
||
|
|
||
|
|
||
|
# Cygwin/Win32 issue - flush our output continuously
|
||
|
select STDOUT;
|
||
|
local $|=1;
|
||
|
|
||
|
my $build_mode = axtlsp::ssl_get_config($axtlsp::SSL_BUILD_MODE);
|
||
|
$ARGV[0] eq "s_server" ? do_server($build_mode) : do_client($build_mode);
|
||
|
|
||
|
#
|
||
|
# Implement the SSL server logic.
|
||
|
#
|
||
|
sub do_server
|
||
|
{
|
||
|
my ($build_mode) = @_;
|
||
|
my $i = 1;
|
||
|
my $port = 4433;
|
||
|
my $options = $axtlsp::SSL_DISPLAY_CERTS;
|
||
|
my $quiet = 0;
|
||
|
my $password = undef;
|
||
|
my $private_key_file = undef;
|
||
|
my $cert_size = axtlsp::ssl_get_config($axtlsp::SSL_MAX_CERT_CFG_OFFSET);
|
||
|
my $ca_cert_size = axtlsp::ssl_get_config(
|
||
|
$axtlsp::SSL_MAX_CA_CERT_CFG_OFFSET);
|
||
|
my @cert;
|
||
|
my @ca_cert;
|
||
|
|
||
|
while ($i <= $#ARGV)
|
||
|
{
|
||
|
if ($ARGV[$i] eq "-accept")
|
||
|
{
|
||
|
print_server_options($build_mode, $ARGV[$i]) if $i >= $#ARGV;
|
||
|
$port = $ARGV[++$i];
|
||
|
}
|
||
|
elsif ($ARGV[$i] eq "-quiet")
|
||
|
{
|
||
|
$quiet = 1;
|
||
|
$options &= ~$axtlsp::SSL_DISPLAY_CERTS;
|
||
|
}
|
||
|
elsif ($build_mode >= $axtlsp::SSL_BUILD_SERVER_ONLY)
|
||
|
{
|
||
|
if ($ARGV[$i] eq "-cert")
|
||
|
{
|
||
|
print_server_options($build_mode, $ARGV[$i])
|
||
|
if $i >= $#ARGV || $#cert >= $cert_size-1;
|
||
|
|
||
|
push @cert, $ARGV[++$i];
|
||
|
}
|
||
|
elsif ($ARGV[$i] eq "-key")
|
||
|
{
|
||
|
print_server_options($build_mode, $ARGV[$i]) if $i >= $#ARGV;
|
||
|
$private_key_file = $ARGV[++$i];
|
||
|
$options |= $axtlsp::SSL_NO_DEFAULT_KEY;
|
||
|
}
|
||
|
elsif ($ARGV[$i] eq "-pass")
|
||
|
{
|
||
|
print_server_options($build_mode, $ARGV[$i]) if $i >= $#ARGV;
|
||
|
$password = $ARGV[++$i];
|
||
|
}
|
||
|
elsif ($build_mode >= $axtlsp::SSL_BUILD_ENABLE_VERIFICATION)
|
||
|
{
|
||
|
if ($ARGV[$i] eq "-verify")
|
||
|
{
|
||
|
$options |= $axtlsp::SSL_CLIENT_AUTHENTICATION;
|
||
|
}
|
||
|
elsif ($ARGV[$i] eq "-CAfile")
|
||
|
{
|
||
|
print_server_options($build_mode, $ARGV[$i])
|
||
|
if $i >= $#ARGV || $#ca_cert >= $ca_cert_size-1;
|
||
|
push @ca_cert, $ARGV[++$i];
|
||
|
}
|
||
|
elsif ($build_mode == $axtlsp::SSL_BUILD_FULL_MODE)
|
||
|
{
|
||
|
if ($ARGV[$i] eq "-debug")
|
||
|
{
|
||
|
$options |= $axtlsp::SSL_DISPLAY_BYTES;
|
||
|
}
|
||
|
elsif ($ARGV[$i] eq "-state")
|
||
|
{
|
||
|
$options |= $axtlsp::SSL_DISPLAY_STATES;
|
||
|
}
|
||
|
elsif ($ARGV[$i] eq "-show-rsa")
|
||
|
{
|
||
|
$options |= $axtlsp::SSL_DISPLAY_RSA;
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
print_server_options($build_mode, $ARGV[$i]);
|
||
|
}
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
print_server_options($build_mode, $ARGV[$i]);
|
||
|
}
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
print_server_options($build_mode, $ARGV[$i]);
|
||
|
}
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
print_server_options($build_mode, $ARGV[$i]);
|
||
|
}
|
||
|
|
||
|
$i++;
|
||
|
}
|
||
|
|
||
|
# Create socket for incoming connections
|
||
|
my $server_sock = IO::Socket::INET->new(Proto => 'tcp',
|
||
|
LocalPort => $port,
|
||
|
Listen => 1,
|
||
|
Reuse => 1) or die $!;
|
||
|
|
||
|
###########################################################################
|
||
|
# This is where the interesting stuff happens. Up until now we've
|
||
|
# just been setting up sockets etc. Now we do the SSL handshake.
|
||
|
###########################################################################
|
||
|
my $ssl_ctx = axtlsp::ssl_ctx_new($options, $axtlsp::SSL_DEFAULT_SVR_SESS);
|
||
|
die "Error: Server context is invalid" if not defined $ssl_ctx;
|
||
|
|
||
|
if (defined $private_key_file)
|
||
|
{
|
||
|
my $obj_type = $axtlsp::SSL_OBJ_RSA_KEY;
|
||
|
|
||
|
$obj_type = $axtlsp::SSL_OBJ_PKCS8 if $private_key_file =~ /.p8$/;
|
||
|
$obj_type = $axtlsp::SSL_OBJ_PKCS12 if $private_key_file =~ /.p12$/;
|
||
|
|
||
|
die "Private key '$private_key_file' is undefined." if
|
||
|
axtlsp::ssl_obj_load($ssl_ctx, $obj_type,
|
||
|
$private_key_file, $password);
|
||
|
}
|
||
|
|
||
|
foreach (@cert)
|
||
|
{
|
||
|
die "Certificate '$_' is undefined."
|
||
|
if axtlsp::ssl_obj_load($ssl_ctx, $axtlsp::SSL_OBJ_X509_CERT,
|
||
|
$_, undef) != $axtlsp::SSL_OK;
|
||
|
}
|
||
|
|
||
|
foreach (@ca_cert)
|
||
|
{
|
||
|
die "Certificate '$_' is undefined."
|
||
|
if axtlsp::ssl_obj_load($ssl_ctx, $axtlsp::SSL_OBJ_X509_CACERT,
|
||
|
$_, undef) != $axtlsp::SSL_OK;
|
||
|
}
|
||
|
|
||
|
for (;;)
|
||
|
{
|
||
|
printf("ACCEPT\n") if not $quiet;
|
||
|
my $client_sock = $server_sock->accept;
|
||
|
my $native_sock = get_native_sock($client_sock->fileno);
|
||
|
|
||
|
# This doesn't work in Win32 - need to get file descriptor from socket.
|
||
|
my $ssl = axtlsp::ssl_server_new($ssl_ctx, $native_sock);
|
||
|
|
||
|
# do the actual SSL handshake
|
||
|
my $res;
|
||
|
my $buf;
|
||
|
my $connected = 0;
|
||
|
|
||
|
while (1)
|
||
|
{
|
||
|
($res, $buf) = axtlsp::ssl_read($ssl, undef);
|
||
|
last if $res < $axtlsp::SSL_OK;
|
||
|
|
||
|
if ($res == $axtlsp::SSL_OK) # connection established and ok
|
||
|
{
|
||
|
if (axtlsp::ssl_handshake_status($ssl) == $axtlsp::SSL_OK)
|
||
|
{
|
||
|
if (!$quiet && !$connected)
|
||
|
{
|
||
|
display_session_id($ssl);
|
||
|
display_cipher($ssl);
|
||
|
}
|
||
|
|
||
|
$connected = 1;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if ($res > $axtlsp::SSL_OK)
|
||
|
{
|
||
|
printf($$buf);
|
||
|
}
|
||
|
elsif ($res < $axtlsp::SSL_OK)
|
||
|
{
|
||
|
axtlsp::ssl_display_error($res) if not $quiet;
|
||
|
last;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
# client was disconnected or the handshake failed.
|
||
|
printf("CONNECTION CLOSED\n") if not $quiet;
|
||
|
axtlsp::ssl_free($ssl);
|
||
|
$client_sock->close;
|
||
|
}
|
||
|
|
||
|
axtlsp::ssl_ctx_free($ssl_ctx);
|
||
|
}
|
||
|
|
||
|
#
|
||
|
# Implement the SSL client logic.
|
||
|
#
|
||
|
sub do_client
|
||
|
{
|
||
|
my ($build_mode) = @_;
|
||
|
my $i = 1;
|
||
|
my $port = 4433;
|
||
|
my $options = $axtlsp::SSL_SERVER_VERIFY_LATER|$axtlsp::SSL_DISPLAY_CERTS;
|
||
|
my $private_key_file = undef;
|
||
|
my $reconnect = 0;
|
||
|
my $quiet = 0;
|
||
|
my $password = undef;
|
||
|
my @session_id;
|
||
|
my $host = "127.0.0.1";
|
||
|
my @cert;
|
||
|
my @ca_cert;
|
||
|
my $cert_size = axtlsp::ssl_get_config(
|
||
|
$axtlsp::SSL_MAX_CERT_CFG_OFFSET);
|
||
|
my $ca_cert_size = axtlsp::ssl_get_config(
|
||
|
$axtlsp::SSL_MAX_CA_CERT_CFG_OFFSET);
|
||
|
|
||
|
while ($i <= $#ARGV)
|
||
|
{
|
||
|
if ($ARGV[$i] eq "-connect")
|
||
|
{
|
||
|
print_client_options($build_mode, $ARGV[$i]) if $i >= $#ARGV;
|
||
|
($host, $port) = split(':', $ARGV[++$i]);
|
||
|
}
|
||
|
elsif ($ARGV[$i] eq "-cert")
|
||
|
{
|
||
|
print_client_options($build_mode, $ARGV[$i])
|
||
|
if $i >= $#ARGV || $#cert >= $cert_size-1;
|
||
|
|
||
|
push @cert, $ARGV[++$i];
|
||
|
}
|
||
|
elsif ($ARGV[$i] eq "-key")
|
||
|
{
|
||
|
print_client_options($build_mode, $ARGV[$i]) if $i >= $#ARGV;
|
||
|
$private_key_file = $ARGV[++$i];
|
||
|
$options |= $axtlsp::SSL_NO_DEFAULT_KEY;
|
||
|
}
|
||
|
elsif ($ARGV[$i] eq "-CAfile")
|
||
|
{
|
||
|
print_client_options($build_mode, $ARGV[$i])
|
||
|
if $i >= $#ARGV || $#ca_cert >= $ca_cert_size-1;
|
||
|
|
||
|
push @ca_cert, $ARGV[++$i];
|
||
|
}
|
||
|
elsif ($ARGV[$i] eq "-verify")
|
||
|
{
|
||
|
$options &= ~$axtlsp::SSL_SERVER_VERIFY_LATER;
|
||
|
}
|
||
|
elsif ($ARGV[$i] eq "-reconnect")
|
||
|
{
|
||
|
$reconnect = 4;
|
||
|
}
|
||
|
elsif ($ARGV[$i] eq "-quiet")
|
||
|
{
|
||
|
$quiet = 1;
|
||
|
$options &= ~$axtlsp::SSL_DISPLAY_CERTS;
|
||
|
}
|
||
|
elsif ($ARGV[$i] eq "-pass")
|
||
|
{
|
||
|
print_server_options($build_mode, $ARGV[$i]) if $i >= $#ARGV;
|
||
|
$password = $ARGV[++$i];
|
||
|
}
|
||
|
elsif ($build_mode == $axtlsp::SSL_BUILD_FULL_MODE)
|
||
|
{
|
||
|
if ($ARGV[$i] eq "-debug")
|
||
|
{
|
||
|
$options |= $axtlsp::SSL_DISPLAY_BYTES;
|
||
|
}
|
||
|
elsif ($ARGV[$i] eq "-state")
|
||
|
{
|
||
|
$options |= $axtlsp::SSL_DISPLAY_STATES;
|
||
|
}
|
||
|
elsif ($ARGV[$i] eq "-show-rsa")
|
||
|
{
|
||
|
$options |= $axtlsp::SSL_DISPLAY_RSA;
|
||
|
}
|
||
|
else # don't know what this is
|
||
|
{
|
||
|
print_client_options($build_mode, $ARGV[$i]);
|
||
|
}
|
||
|
}
|
||
|
else # don't know what this is
|
||
|
{
|
||
|
print_client_options($build_mode, $ARGV[$i]);
|
||
|
}
|
||
|
|
||
|
$i++;
|
||
|
}
|
||
|
|
||
|
my $client_sock = new IO::Socket::INET (
|
||
|
PeerAddr => $host, PeerPort => $port, Proto => 'tcp')
|
||
|
|| die ("no socket: $!");
|
||
|
my $ssl;
|
||
|
my $res;
|
||
|
my $native_sock = get_native_sock($client_sock->fileno);
|
||
|
|
||
|
printf("CONNECTED\n") if not $quiet;
|
||
|
|
||
|
###########################################################################
|
||
|
# This is where the interesting stuff happens. Up until now we've
|
||
|
# just been setting up sockets etc. Now we do the SSL handshake.
|
||
|
###########################################################################
|
||
|
my $ssl_ctx = axtlsp::ssl_ctx_new($options, $axtlsp::SSL_DEFAULT_CLNT_SESS);
|
||
|
die "Error: Client context is invalid" if not defined $ssl_ctx;
|
||
|
|
||
|
if (defined $private_key_file)
|
||
|
{
|
||
|
my $obj_type = $axtlsp::SSL_OBJ_RSA_KEY;
|
||
|
|
||
|
$obj_type = $axtlsp::SSL_OBJ_PKCS8 if $private_key_file =~ /.p8$/;
|
||
|
$obj_type = $axtlsp::SSL_OBJ_PKCS12 if $private_key_file =~ /.p12$/;
|
||
|
|
||
|
die "Private key '$private_key_file' is undefined." if
|
||
|
axtlsp::ssl_obj_load($ssl_ctx, $obj_type,
|
||
|
$private_key_file, $password);
|
||
|
}
|
||
|
|
||
|
foreach (@cert)
|
||
|
{
|
||
|
die "Certificate '$_' is undefined."
|
||
|
if axtlsp::ssl_obj_load($ssl_ctx, $axtlsp::SSL_OBJ_X509_CERT,
|
||
|
$_, undef) != $axtlsp::SSL_OK;
|
||
|
}
|
||
|
|
||
|
foreach (@ca_cert)
|
||
|
{
|
||
|
die "Certificate '$_' is undefined."
|
||
|
if axtlsp::ssl_obj_load($ssl_ctx, $axtlsp::SSL_OBJ_X509_CACERT,
|
||
|
$_, undef) != $axtlsp::SSL_OK;
|
||
|
}
|
||
|
|
||
|
# Try session resumption?
|
||
|
if ($reconnect)
|
||
|
{
|
||
|
my $session_id = undef;
|
||
|
my $sess_id_size = 0;
|
||
|
|
||
|
while ($reconnect--)
|
||
|
{
|
||
|
$ssl = axtlsp::ssl_client_new($ssl_ctx, $native_sock,
|
||
|
$session_id, $sess_id_size);
|
||
|
|
||
|
$res = axtlsp::ssl_handshake_status($ssl);
|
||
|
if ($res != $axtlsp::SSL_OK)
|
||
|
{
|
||
|
axtlsp::ssl_display_error($res) if !$quiet;
|
||
|
axtlsp::ssl_free($ssl);
|
||
|
exit 1;
|
||
|
}
|
||
|
|
||
|
display_session_id($ssl);
|
||
|
$session_id = axtlsp::ssl_get_session_id($ssl);
|
||
|
|
||
|
if ($reconnect)
|
||
|
{
|
||
|
axtlsp::ssl_free($ssl);
|
||
|
$client_sock->close;
|
||
|
$client_sock = new IO::Socket::INET (
|
||
|
PeerAddr => $host, PeerPort => $port, Proto => 'tcp')
|
||
|
|| die ("no socket: $!");
|
||
|
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
$ssl = axtlsp::ssl_client_new($ssl_ctx, $native_sock, undef, 0);
|
||
|
}
|
||
|
|
||
|
# check the return status
|
||
|
$res = axtlsp::ssl_handshake_status($ssl);
|
||
|
if ($res != $axtlsp::SSL_OK)
|
||
|
{
|
||
|
axtlsp::ssl_display_error($res) if not $quiet;
|
||
|
exit 1;
|
||
|
}
|
||
|
|
||
|
if (!$quiet)
|
||
|
{
|
||
|
my $common_name = axtlsp::ssl_get_cert_dn($ssl,
|
||
|
$axtlsp::SSL_X509_CERT_COMMON_NAME);
|
||
|
|
||
|
printf("Common Name:\t\t\t%s\n", $common_name) if defined $common_name;
|
||
|
display_session_id($ssl);
|
||
|
display_cipher($ssl);
|
||
|
}
|
||
|
|
||
|
while (<STDIN>)
|
||
|
{
|
||
|
my $cstring = pack("a*x", $_); # add null terminator
|
||
|
$res = axtlsp::ssl_write($ssl, \$cstring, length($cstring));
|
||
|
if ($res < $axtlsp::SSL_OK)
|
||
|
{
|
||
|
axtlsp::ssl_display_error($res) if not $quiet;
|
||
|
last;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
axtlsp::ssl_ctx_free($ssl_ctx);
|
||
|
$client_sock->close;
|
||
|
}
|
||
|
|
||
|
#
|
||
|
# We've had some sort of command-line error. Print out the basic options.
|
||
|
#
|
||
|
sub print_options
|
||
|
{
|
||
|
my ($option) = @_;
|
||
|
printf("axssl: Error: '%s' is an invalid command.\n", $option);
|
||
|
printf("usage: axssl [s_server|s_client|version] [args ...]\n");
|
||
|
exit 1;
|
||
|
}
|
||
|
|
||
|
#
|
||
|
# We've had some sort of command-line error. Print out the server options.
|
||
|
#
|
||
|
sub print_server_options
|
||
|
{
|
||
|
my ($build_mode, $option) = @_;
|
||
|
my $cert_size = axtlsp::ssl_get_config($axtlsp::SSL_MAX_CERT_CFG_OFFSET);
|
||
|
my $ca_cert_size = axtlsp::ssl_get_config(
|
||
|
$axtlsp::SSL_MAX_CA_CERT_CFG_OFFSET);
|
||
|
|
||
|
printf("unknown option %s\n", $option);
|
||
|
printf("usage: s_server [args ...]\n");
|
||
|
printf(" -accept arg\t- port to accept on (default is 4433)\n");
|
||
|
printf(" -quiet\t\t- No server output\n");
|
||
|
|
||
|
if ($build_mode >= $axtlsp::SSL_BUILD_SERVER_ONLY)
|
||
|
{
|
||
|
printf(" -cert arg\t- certificate file to add (in addition to default)".
|
||
|
" to chain -\n".
|
||
|
"\t\t Can repeat up to %d times\n", $cert_size);
|
||
|
printf(" -key arg\t- Private key file to use - default DER format\n");
|
||
|
printf(" -pass\t\t- private key file pass phrase source\n");
|
||
|
}
|
||
|
|
||
|
if ($build_mode >= $axtlsp::SSL_BUILD_ENABLE_VERIFICATION)
|
||
|
{
|
||
|
printf(" -verify\t- turn on peer certificate verification\n");
|
||
|
printf(" -CAfile arg\t- Certificate authority - default DER format\n");
|
||
|
printf("\t\t Can repeat up to %d times\n", $ca_cert_size);
|
||
|
}
|
||
|
|
||
|
if ($build_mode == $axtlsp::SSL_BUILD_FULL_MODE)
|
||
|
{
|
||
|
printf(" -debug\t\t- Print more output\n");
|
||
|
printf(" -state\t\t- Show state messages\n");
|
||
|
printf(" -show-rsa\t- Show RSA state\n");
|
||
|
}
|
||
|
|
||
|
exit 1;
|
||
|
}
|
||
|
|
||
|
#
|
||
|
# We've had some sort of command-line error. Print out the client options.
|
||
|
#
|
||
|
sub print_client_options
|
||
|
{
|
||
|
my ($build_mode, $option) = @_;
|
||
|
my $cert_size = axtlsp::ssl_get_config($axtlsp::SSL_MAX_CERT_CFG_OFFSET);
|
||
|
my $ca_cert_size = axtlsp::ssl_get_config(
|
||
|
$axtlsp::SSL_MAX_CA_CERT_CFG_OFFSET);
|
||
|
|
||
|
printf("unknown option %s\n", $option);
|
||
|
|
||
|
if ($build_mode >= $axtlsp::SSL_BUILD_ENABLE_CLIENT)
|
||
|
{
|
||
|
printf("usage: s_client [args ...]\n");
|
||
|
printf(" -connect host:port - who to connect to (default ".
|
||
|
"is localhost:4433)\n");
|
||
|
printf(" -verify\t- turn on peer certificate verification\n");
|
||
|
printf(" -cert arg\t- certificate file to use - default DER format\n");
|
||
|
printf(" -key arg\t- Private key file to use - default DER format\n");
|
||
|
printf("\t\t Can repeat up to %d times\n", $cert_size);
|
||
|
printf(" -CAfile arg\t- Certificate authority - default DER format\n");
|
||
|
printf("\t\t Can repeat up to %d times\n", $ca_cert_size);
|
||
|
printf(" -quiet\t\t- No client output\n");
|
||
|
printf(" -pass\t\t- private key file pass phrase source\n");
|
||
|
printf(" -reconnect\t- Drop and re-make the connection ".
|
||
|
"with the same Session-ID\n");
|
||
|
|
||
|
if ($build_mode == $axtlsp::SSL_BUILD_FULL_MODE)
|
||
|
{
|
||
|
printf(" -debug\t\t- Print more output\n");
|
||
|
printf(" -state\t\t- Show state messages\n");
|
||
|
printf(" -show-rsa\t- Show RSA state\n");
|
||
|
}
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
printf("Change configuration to allow this feature\n");
|
||
|
}
|
||
|
|
||
|
exit 1;
|
||
|
}
|
||
|
|
||
|
#
|
||
|
# Display what cipher we are using
|
||
|
#
|
||
|
sub display_cipher
|
||
|
{
|
||
|
my ($ssl) = @_;
|
||
|
printf("CIPHER is ");
|
||
|
my $cipher_id = axtlsp::ssl_get_cipher_id($ssl);
|
||
|
|
||
|
if ($cipher_id == $axtlsp::SSL_AES128_SHA)
|
||
|
{
|
||
|
printf("AES128-SHA");
|
||
|
}
|
||
|
elsif ($cipher_id == $axtlsp::SSL_AES256_SHA)
|
||
|
{
|
||
|
printf("AES256-SHA");
|
||
|
}
|
||
|
elsif ($axtlsp::SSL_RC4_128_SHA)
|
||
|
{
|
||
|
printf("RC4-SHA");
|
||
|
}
|
||
|
elsif ($axtlsp::SSL_RC4_128_MD5)
|
||
|
{
|
||
|
printf("RC4-MD5");
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
printf("Unknown - %d", $cipher_id);
|
||
|
}
|
||
|
|
||
|
printf("\n");
|
||
|
}
|
||
|
|
||
|
#
|
||
|
# Display what session id we have.
|
||
|
#
|
||
|
sub display_session_id
|
||
|
{
|
||
|
my ($ssl) = @_;
|
||
|
my $session_id = axtlsp::ssl_get_session_id($ssl);
|
||
|
if (length($$session_id) > 0)
|
||
|
{
|
||
|
printf("-----BEGIN SSL SESSION PARAMETERS-----\n");
|
||
|
printf(unpack("H*", $$session_id));
|
||
|
printf("\n-----END SSL SESSION PARAMETERS-----\n");
|
||
|
}
|
||
|
}
|