added polarssl-0.14.0
This commit is contained in:
NIIBE Yutaka
374
polarssl-0.14.0/programs/ssl/ssl_client2.c
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374
polarssl-0.14.0/programs/ssl/ssl_client2.c
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@@ -0,0 +1,374 @@
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/*
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* SSL client with certificate authentication
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*
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* Copyright (C) 2006-2010, Brainspark B.V.
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*
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* This file is part of PolarSSL (http://www.polarssl.org)
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* Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org>
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*
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* All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef _CRT_SECURE_NO_DEPRECATE
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#define _CRT_SECURE_NO_DEPRECATE 1
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#endif
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#include <string.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include "polarssl/net.h"
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#include "polarssl/ssl.h"
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#include "polarssl/havege.h"
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#include "polarssl/certs.h"
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#include "polarssl/x509.h"
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#define DFL_SERVER_NAME "localhost"
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#define DFL_SERVER_PORT 4433
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#define DFL_REQUEST_PAGE "/"
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#define DFL_DEBUG_LEVEL 0
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#define DFL_CRT_FILE ""
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#define DFL_KEY_FILE ""
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#define GET_REQUEST "GET %s HTTP/1.0\r\n\r\n"
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/*
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* global options
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*/
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struct options
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{
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char *server_name; /* hostname of the server (client only) */
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int server_port; /* port on which the ssl service runs */
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int debug_level; /* level of debugging */
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char *request_page; /* page on server to request */
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char *crt_file; /* the file with the client certificate */
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char *key_file; /* the file with the client key */
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} opt;
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void my_debug( void *ctx, int level, const char *str )
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{
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if( level < opt.debug_level )
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{
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fprintf( (FILE *) ctx, "%s", str );
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fflush( (FILE *) ctx );
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}
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}
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#define USAGE \
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"\n usage: ssl_client2 param=<>...\n" \
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"\n acceptable parameters:\n" \
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" server_name=%%s default: localhost\n" \
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" server_port=%%d default: 4433\n" \
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" debug_level=%%d default: 0 (disabled)\n" \
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" request_page=%%s default: \".\"\n" \
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" crt_file=%%s default: \"\" (pre-loaded)\n" \
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" key_file=%%s default: \"\" (pre-loaded)\n" \
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"\n"
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int main( int argc, char *argv[] )
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{
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int ret = 0, len, server_fd;
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unsigned char buf[1024];
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havege_state hs;
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ssl_context ssl;
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ssl_session ssn;
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x509_cert cacert;
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x509_cert clicert;
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rsa_context rsa;
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int i, j, n;
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char *p, *q;
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if( argc == 0 )
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{
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usage:
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printf( USAGE );
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goto exit;
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}
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opt.server_name = DFL_SERVER_NAME;
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opt.server_port = DFL_SERVER_PORT;
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opt.debug_level = DFL_DEBUG_LEVEL;
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opt.request_page = DFL_REQUEST_PAGE;
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opt.crt_file = DFL_CRT_FILE;
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opt.key_file = DFL_KEY_FILE;
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for( i = 1; i < argc; i++ )
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{
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n = strlen( argv[i] );
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for( j = 0; j < n; j++ )
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{
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if( argv[i][j] >= 'A' && argv[i][j] <= 'Z' )
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argv[i][j] |= 0x20;
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}
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p = argv[i];
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if( ( q = strchr( p, '=' ) ) == NULL )
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goto usage;
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*q++ = '\0';
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if( strcmp( p, "server_name" ) == 0 )
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opt.server_name = q;
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else if( strcmp( p, "server_port" ) == 0 )
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{
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opt.server_port = atoi( q );
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if( opt.server_port < 1 || opt.server_port > 65535 )
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goto usage;
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}
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else if( strcmp( p, "debug_level" ) == 0 )
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{
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opt.debug_level = atoi( q );
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if( opt.debug_level < 0 || opt.debug_level > 65535 )
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goto usage;
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}
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else if( strcmp( p, "request_page" ) == 0 )
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opt.request_page = q;
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else if( strcmp( p, "crt_file" ) == 0 )
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opt.crt_file = q;
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else if( strcmp( p, "key_file" ) == 0 )
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opt.key_file = q;
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else
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goto usage;
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}
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/*
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* 0. Initialize the RNG and the session data
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*/
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havege_init( &hs );
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memset( &ssn, 0, sizeof( ssl_session ) );
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/*
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* 1.1. Load the trusted CA
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*/
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printf( "\n . Loading the CA root certificate ..." );
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fflush( stdout );
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memset( &cacert, 0, sizeof( x509_cert ) );
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/*
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* Alternatively, you may load the CA certificates from a .pem or
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* .crt file by calling x509parse_crtfile( &cacert, "myca.crt" ).
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*/
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ret = x509parse_crt( &cacert, (unsigned char *) test_ca_crt,
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strlen( test_ca_crt ) );
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if( ret != 0 )
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{
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printf( " failed\n ! x509parse_crt returned %d\n\n", ret );
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goto exit;
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}
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printf( " ok\n" );
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/*
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* 1.2. Load own certificate and private key
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*
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* (can be skipped if client authentication is not required)
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*/
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printf( " . Loading the client cert. and key..." );
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fflush( stdout );
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memset( &clicert, 0, sizeof( x509_cert ) );
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if( strlen( opt.crt_file ) )
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ret = x509parse_crtfile( &clicert, opt.crt_file );
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else
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ret = x509parse_crt( &clicert, (unsigned char *) test_cli_crt,
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strlen( test_cli_crt ) );
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if( ret != 0 )
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{
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printf( " failed\n ! x509parse_crt returned %d\n\n", ret );
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goto exit;
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}
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if( strlen( opt.key_file ) )
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ret = x509parse_keyfile( &rsa, opt.key_file, "" );
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else
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ret = x509parse_key( &rsa, (unsigned char *) test_cli_key,
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strlen( test_cli_key ), NULL, 0 );
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if( ret != 0 )
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{
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printf( " failed\n ! x509parse_key returned %d\n\n", ret );
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goto exit;
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}
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printf( " ok\n" );
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/*
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* 2. Start the connection
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*/
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printf( " . Connecting to tcp/%s/%-4d...", opt.server_name,
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opt.server_port );
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fflush( stdout );
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if( ( ret = net_connect( &server_fd, opt.server_name,
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opt.server_port ) ) != 0 )
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{
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printf( " failed\n ! net_connect returned %d\n\n", ret );
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goto exit;
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}
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printf( " ok\n" );
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/*
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* 3. Setup stuff
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*/
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printf( " . Setting up the SSL/TLS structure..." );
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fflush( stdout );
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havege_init( &hs );
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if( ( ret = ssl_init( &ssl ) ) != 0 )
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{
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printf( " failed\n ! ssl_init returned %d\n\n", ret );
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goto exit;
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}
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printf( " ok\n" );
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ssl_set_endpoint( &ssl, SSL_IS_CLIENT );
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ssl_set_authmode( &ssl, SSL_VERIFY_OPTIONAL );
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ssl_set_rng( &ssl, havege_rand, &hs );
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ssl_set_dbg( &ssl, my_debug, stdout );
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ssl_set_bio( &ssl, net_recv, &server_fd,
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net_send, &server_fd );
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ssl_set_ciphers( &ssl, ssl_default_ciphers );
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ssl_set_session( &ssl, 1, 600, &ssn );
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ssl_set_ca_chain( &ssl, &cacert, NULL, opt.server_name );
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ssl_set_own_cert( &ssl, &clicert, &rsa );
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ssl_set_hostname( &ssl, opt.server_name );
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/*
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* 4. Handshake
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*/
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printf( " . Performing the SSL/TLS handshake..." );
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fflush( stdout );
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while( ( ret = ssl_handshake( &ssl ) ) != 0 )
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{
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if( ret != POLARSSL_ERR_NET_TRY_AGAIN )
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{
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printf( " failed\n ! ssl_handshake returned %d\n\n", ret );
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goto exit;
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}
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}
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printf( " ok\n [ Cipher is %s ]\n",
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ssl_get_cipher( &ssl ) );
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/*
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* 5. Verify the server certificate
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*/
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printf( " . Verifying peer X.509 certificate..." );
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if( ( ret = ssl_get_verify_result( &ssl ) ) != 0 )
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{
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printf( " failed\n" );
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if( ( ret & BADCERT_EXPIRED ) != 0 )
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printf( " ! server certificate has expired\n" );
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if( ( ret & BADCERT_REVOKED ) != 0 )
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printf( " ! server certificate has been revoked\n" );
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if( ( ret & BADCERT_CN_MISMATCH ) != 0 )
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printf( " ! CN mismatch (expected CN=%s)\n", opt.server_name );
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if( ( ret & BADCERT_NOT_TRUSTED ) != 0 )
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printf( " ! self-signed or not signed by a trusted CA\n" );
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printf( "\n" );
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}
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else
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printf( " ok\n" );
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printf( " . Peer certificate information ...\n" );
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x509parse_cert_info( (char *) buf, sizeof( buf ) - 1, " ", ssl.peer_cert );
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printf( "%s\n", buf );
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/*
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* 6. Write the GET request
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*/
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printf( " > Write to server:" );
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fflush( stdout );
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len = sprintf( (char *) buf, GET_REQUEST, opt.request_page );
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while( ( ret = ssl_write( &ssl, buf, len ) ) <= 0 )
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{
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if( ret != POLARSSL_ERR_NET_TRY_AGAIN )
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{
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printf( " failed\n ! ssl_write returned %d\n\n", ret );
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goto exit;
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}
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}
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len = ret;
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printf( " %d bytes written\n\n%s", len, (char *) buf );
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/*
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* 7. Read the HTTP response
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*/
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printf( " < Read from server:" );
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fflush( stdout );
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do
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{
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len = sizeof( buf ) - 1;
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memset( buf, 0, sizeof( buf ) );
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ret = ssl_read( &ssl, buf, len );
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if( ret == POLARSSL_ERR_NET_TRY_AGAIN )
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continue;
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if( ret == POLARSSL_ERR_SSL_PEER_CLOSE_NOTIFY )
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break;
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if( ret <= 0 )
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{
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printf( "failed\n ! ssl_read returned %d\n\n", ret );
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break;
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}
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len = ret;
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printf( " %d bytes read\n\n%s", len, (char *) buf );
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}
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while( 0 );
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ssl_close_notify( &ssl );
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exit:
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net_close( server_fd );
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x509_free( &clicert );
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x509_free( &cacert );
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rsa_free( &rsa );
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ssl_free( &ssl );
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memset( &ssl, 0, sizeof( ssl ) );
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#ifdef WIN32
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printf( " + Press Enter to exit this program.\n" );
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fflush( stdout ); getchar();
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#endif
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return( ret );
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}
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