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2016 lines
51 KiB
C
2016 lines
51 KiB
C
/* apps/s_server.c */
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/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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* All rights reserved.
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*
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* This package is an SSL implementation written
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* by Eric Young (eay@cryptsoft.com).
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* The implementation was written so as to conform with Netscapes SSL.
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*
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* This library is free for commercial and non-commercial use as long as
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* the following conditions are aheared to. The following conditions
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* apply to all code found in this distribution, be it the RC4, RSA,
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* lhash, DES, etc., code; not just the SSL code. The SSL documentation
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* included with this distribution is covered by the same copyright terms
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* except that the holder is Tim Hudson (tjh@cryptsoft.com).
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*
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* Copyright remains Eric Young's, and as such any Copyright notices in
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* the code are not to be removed.
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* If this package is used in a product, Eric Young should be given attribution
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* as the author of the parts of the library used.
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* This can be in the form of a textual message at program startup or
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* in documentation (online or textual) provided with the package.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* "This product includes cryptographic software written by
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* Eric Young (eay@cryptsoft.com)"
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* The word 'cryptographic' can be left out if the rouines from the library
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* being used are not cryptographic related :-).
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* 4. If you include any Windows specific code (or a derivative thereof) from
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* the apps directory (application code) you must include an acknowledgement:
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* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
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*
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* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* The licence and distribution terms for any publically available version or
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* derivative of this code cannot be changed. i.e. this code cannot simply be
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* copied and put under another distribution licence
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* [including the GNU Public Licence.]
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*/
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/* ====================================================================
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* Copyright (c) 1998-2001 The OpenSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* openssl-core@openssl.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.openssl.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*
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* This product includes cryptographic software written by Eric Young
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* (eay@cryptsoft.com). This product includes software written by Tim
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* Hudson (tjh@cryptsoft.com).
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*
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*/
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/* ====================================================================
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* Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
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* ECC cipher suite support in OpenSSL originally developed by
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* SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
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*/
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/* Until the key-gen callbacks are modified to use newer prototypes, we allow
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* deprecated functions for openssl-internal code */
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#ifdef OPENSSL_NO_DEPRECATED
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#undef OPENSSL_NO_DEPRECATED
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#endif
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#include <assert.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/stat.h>
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#include <openssl/e_os2.h>
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#ifdef OPENSSL_NO_STDIO
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#define APPS_WIN16
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#endif
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#if !defined(OPENSSL_SYS_NETWARE) /* conflicts with winsock2 stuff on netware */
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#include <sys/types.h>
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#endif
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/* With IPv6, it looks like Digital has mixed up the proper order of
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recursive header file inclusion, resulting in the compiler complaining
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that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which
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is needed to have fileno() declared correctly... So let's define u_int */
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#if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
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#define __U_INT
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typedef unsigned int u_int;
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#endif
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#include <openssl/lhash.h>
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#include <openssl/bn.h>
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#define USE_SOCKETS
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#include "apps.h"
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#include <openssl/err.h>
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#include <openssl/pem.h>
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#include <openssl/x509.h>
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#include <openssl/ssl.h>
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#include <openssl/rand.h>
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#ifndef OPENSSL_NO_DH
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#include <openssl/dh.h>
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#endif
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#ifndef OPENSSL_NO_RSA
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#include <openssl/rsa.h>
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#endif
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#include "s_apps.h"
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#include "timeouts.h"
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#ifdef OPENSSL_SYS_WINCE
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/* Windows CE incorrectly defines fileno as returning void*, so to avoid problems below... */
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#ifdef fileno
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#undef fileno
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#endif
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#define fileno(a) (int)_fileno(a)
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#endif
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#if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000)
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/* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */
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#undef FIONBIO
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#endif
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#ifndef OPENSSL_NO_RSA
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static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength);
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#endif
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static int sv_body(char *hostname, int s, unsigned char *context);
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static int www_body(char *hostname, int s, unsigned char *context);
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static void close_accept_socket(void );
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static void sv_usage(void);
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static int init_ssl_connection(SSL *s);
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static void print_stats(BIO *bp,SSL_CTX *ctx);
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static int generate_session_id(const SSL *ssl, unsigned char *id,
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unsigned int *id_len);
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#ifndef OPENSSL_NO_DH
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static DH *load_dh_param(const char *dhfile);
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static DH *get_dh512(void);
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#endif
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#ifdef MONOLITH
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static void s_server_init(void);
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#endif
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#ifndef S_ISDIR
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# if defined(_S_IFMT) && defined(_S_IFDIR)
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# define S_ISDIR(a) (((a) & _S_IFMT) == _S_IFDIR)
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# else
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# define S_ISDIR(a) (((a) & S_IFMT) == S_IFDIR)
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# endif
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#endif
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#ifndef OPENSSL_NO_DH
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static unsigned char dh512_p[]={
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0xDA,0x58,0x3C,0x16,0xD9,0x85,0x22,0x89,0xD0,0xE4,0xAF,0x75,
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0x6F,0x4C,0xCA,0x92,0xDD,0x4B,0xE5,0x33,0xB8,0x04,0xFB,0x0F,
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0xED,0x94,0xEF,0x9C,0x8A,0x44,0x03,0xED,0x57,0x46,0x50,0xD3,
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0x69,0x99,0xDB,0x29,0xD7,0x76,0x27,0x6B,0xA2,0xD3,0xD4,0x12,
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0xE2,0x18,0xF4,0xDD,0x1E,0x08,0x4C,0xF6,0xD8,0x00,0x3E,0x7C,
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0x47,0x74,0xE8,0x33,
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};
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static unsigned char dh512_g[]={
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0x02,
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};
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static DH *get_dh512(void)
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{
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DH *dh=NULL;
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if ((dh=DH_new()) == NULL) return(NULL);
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dh->p=BN_bin2bn(dh512_p,sizeof(dh512_p),NULL);
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dh->g=BN_bin2bn(dh512_g,sizeof(dh512_g),NULL);
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if ((dh->p == NULL) || (dh->g == NULL))
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return(NULL);
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return(dh);
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}
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#endif
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/* static int load_CA(SSL_CTX *ctx, char *file);*/
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#undef BUFSIZZ
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#define BUFSIZZ 16*1024
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static int bufsize=BUFSIZZ;
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static int accept_socket= -1;
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#define TEST_CERT "server.pem"
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#undef PROG
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#define PROG s_server_main
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extern int verify_depth;
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static char *cipher=NULL;
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static int s_server_verify=SSL_VERIFY_NONE;
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static int s_server_session_id_context = 1; /* anything will do */
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static const char *s_cert_file=TEST_CERT,*s_key_file=NULL;
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static char *s_dcert_file=NULL,*s_dkey_file=NULL;
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#ifdef FIONBIO
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static int s_nbio=0;
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#endif
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static int s_nbio_test=0;
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int s_crlf=0;
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static SSL_CTX *ctx=NULL;
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static int www=0;
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static BIO *bio_s_out=NULL;
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static int s_debug=0;
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static int s_msg=0;
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static int s_quiet=0;
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static int hack=0;
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#ifndef OPENSSL_NO_ENGINE
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static char *engine_id=NULL;
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#endif
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static const char *session_id_prefix=NULL;
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static int enable_timeouts = 0;
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#ifdef mtu
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#undef mtu
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#endif
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static long mtu;
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static int cert_chain = 0;
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#ifdef MONOLITH
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static void s_server_init(void)
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{
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accept_socket=-1;
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cipher=NULL;
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s_server_verify=SSL_VERIFY_NONE;
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s_dcert_file=NULL;
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s_dkey_file=NULL;
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s_cert_file=TEST_CERT;
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s_key_file=NULL;
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#ifdef FIONBIO
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s_nbio=0;
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#endif
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s_nbio_test=0;
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ctx=NULL;
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www=0;
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bio_s_out=NULL;
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s_debug=0;
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s_msg=0;
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s_quiet=0;
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hack=0;
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#ifndef OPENSSL_NO_ENGINE
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engine_id=NULL;
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#endif
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}
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#endif
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static void sv_usage(void)
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{
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BIO_printf(bio_err,"usage: s_server [args ...]\n");
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BIO_printf(bio_err,"\n");
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BIO_printf(bio_err," -accept arg - port to accept on (default is %d)\n",PORT);
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BIO_printf(bio_err," -context arg - set session ID context\n");
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BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n");
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BIO_printf(bio_err," -Verify arg - turn on peer certificate verification, must have a cert.\n");
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BIO_printf(bio_err," -cert arg - certificate file to use\n");
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BIO_printf(bio_err," (default is %s)\n",TEST_CERT);
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BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n");
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BIO_printf(bio_err," -key arg - Private Key file to use, in cert file if\n");
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BIO_printf(bio_err," not specified (default is %s)\n",TEST_CERT);
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BIO_printf(bio_err," -keyform arg - key format (PEM, DER or ENGINE) PEM default\n");
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BIO_printf(bio_err," -pass arg - private key file pass phrase source\n");
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BIO_printf(bio_err," -dcert arg - second certificate file to use (usually for DSA)\n");
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BIO_printf(bio_err," -dcertform x - second certificate format (PEM or DER) PEM default\n");
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BIO_printf(bio_err," -dkey arg - second private key file to use (usually for DSA)\n");
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BIO_printf(bio_err," -dkeyform arg - second key format (PEM, DER or ENGINE) PEM default\n");
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BIO_printf(bio_err," -dpass arg - second private key file pass phrase source\n");
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BIO_printf(bio_err," -dhparam arg - DH parameter file to use, in cert file if not specified\n");
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BIO_printf(bio_err," or a default set of parameters is used\n");
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#ifndef OPENSSL_NO_ECDH
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BIO_printf(bio_err," -named_curve arg - Elliptic curve name to use for ephemeral ECDH keys.\n" \
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" Use \"openssl ecparam -list_curves\" for all names\n" \
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" (default is sect163r2).\n");
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#endif
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#ifdef FIONBIO
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BIO_printf(bio_err," -nbio - Run with non-blocking IO\n");
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#endif
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BIO_printf(bio_err," -nbio_test - test with the non-blocking test bio\n");
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BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n");
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BIO_printf(bio_err," -debug - Print more output\n");
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BIO_printf(bio_err," -msg - Show protocol messages\n");
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BIO_printf(bio_err," -state - Print the SSL states\n");
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BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n");
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BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n");
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BIO_printf(bio_err," -nocert - Don't use any certificates (Anon-DH)\n");
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BIO_printf(bio_err," -cipher arg - play with 'openssl ciphers' to see what goes here\n");
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BIO_printf(bio_err," -serverpref - Use server's cipher preferences\n");
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BIO_printf(bio_err," -quiet - No server output\n");
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BIO_printf(bio_err," -no_tmp_rsa - Do not generate a tmp RSA key\n");
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BIO_printf(bio_err," -ssl2 - Just talk SSLv2\n");
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BIO_printf(bio_err," -ssl3 - Just talk SSLv3\n");
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BIO_printf(bio_err," -tls1 - Just talk TLSv1\n");
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BIO_printf(bio_err," -dtls1 - Just talk DTLSv1\n");
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BIO_printf(bio_err," -timeout - Enable timeouts\n");
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BIO_printf(bio_err," -mtu - Set MTU\n");
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BIO_printf(bio_err," -chain - Read a certificate chain\n");
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BIO_printf(bio_err," -no_ssl2 - Just disable SSLv2\n");
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BIO_printf(bio_err," -no_ssl3 - Just disable SSLv3\n");
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BIO_printf(bio_err," -no_tls1 - Just disable TLSv1\n");
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#ifndef OPENSSL_NO_DH
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BIO_printf(bio_err," -no_dhe - Disable ephemeral DH\n");
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#endif
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#ifndef OPENSSL_NO_ECDH
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BIO_printf(bio_err," -no_ecdhe - Disable ephemeral ECDH\n");
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#endif
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BIO_printf(bio_err," -bugs - Turn on SSL bug compatibility\n");
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BIO_printf(bio_err," -www - Respond to a 'GET /' with a status page\n");
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BIO_printf(bio_err," -WWW - Respond to a 'GET /<path> HTTP/1.0' with file ./<path>\n");
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BIO_printf(bio_err," -HTTP - Respond to a 'GET /<path> HTTP/1.0' with file ./<path>\n");
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BIO_printf(bio_err," with the assumption it contains a complete HTTP response.\n");
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#ifndef OPENSSL_NO_ENGINE
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BIO_printf(bio_err," -engine id - Initialise and use the specified engine\n");
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#endif
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BIO_printf(bio_err," -id_prefix arg - Generate SSL/TLS session IDs prefixed by 'arg'\n");
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BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
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}
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static int local_argc=0;
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static char **local_argv;
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#ifdef CHARSET_EBCDIC
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static int ebcdic_new(BIO *bi);
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static int ebcdic_free(BIO *a);
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static int ebcdic_read(BIO *b, char *out, int outl);
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static int ebcdic_write(BIO *b, const char *in, int inl);
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static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr);
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static int ebcdic_gets(BIO *bp, char *buf, int size);
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static int ebcdic_puts(BIO *bp, const char *str);
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#define BIO_TYPE_EBCDIC_FILTER (18|0x0200)
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static BIO_METHOD methods_ebcdic=
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{
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BIO_TYPE_EBCDIC_FILTER,
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"EBCDIC/ASCII filter",
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ebcdic_write,
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ebcdic_read,
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ebcdic_puts,
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ebcdic_gets,
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ebcdic_ctrl,
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ebcdic_new,
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ebcdic_free,
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};
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typedef struct
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{
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size_t alloced;
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char buff[1];
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} EBCDIC_OUTBUFF;
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BIO_METHOD *BIO_f_ebcdic_filter()
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{
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return(&methods_ebcdic);
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}
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static int ebcdic_new(BIO *bi)
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{
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EBCDIC_OUTBUFF *wbuf;
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wbuf = (EBCDIC_OUTBUFF *)OPENSSL_malloc(sizeof(EBCDIC_OUTBUFF) + 1024);
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wbuf->alloced = 1024;
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wbuf->buff[0] = '\0';
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bi->ptr=(char *)wbuf;
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bi->init=1;
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bi->flags=0;
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return(1);
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}
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static int ebcdic_free(BIO *a)
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{
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if (a == NULL) return(0);
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if (a->ptr != NULL)
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OPENSSL_free(a->ptr);
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a->ptr=NULL;
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a->init=0;
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a->flags=0;
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return(1);
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}
|
|
|
|
static int ebcdic_read(BIO *b, char *out, int outl)
|
|
{
|
|
int ret=0;
|
|
|
|
if (out == NULL || outl == 0) return(0);
|
|
if (b->next_bio == NULL) return(0);
|
|
|
|
ret=BIO_read(b->next_bio,out,outl);
|
|
if (ret > 0)
|
|
ascii2ebcdic(out,out,ret);
|
|
return(ret);
|
|
}
|
|
|
|
static int ebcdic_write(BIO *b, const char *in, int inl)
|
|
{
|
|
EBCDIC_OUTBUFF *wbuf;
|
|
int ret=0;
|
|
int num;
|
|
unsigned char n;
|
|
|
|
if ((in == NULL) || (inl <= 0)) return(0);
|
|
if (b->next_bio == NULL) return(0);
|
|
|
|
wbuf=(EBCDIC_OUTBUFF *)b->ptr;
|
|
|
|
if (inl > (num = wbuf->alloced))
|
|
{
|
|
num = num + num; /* double the size */
|
|
if (num < inl)
|
|
num = inl;
|
|
OPENSSL_free(wbuf);
|
|
wbuf=(EBCDIC_OUTBUFF *)OPENSSL_malloc(sizeof(EBCDIC_OUTBUFF) + num);
|
|
|
|
wbuf->alloced = num;
|
|
wbuf->buff[0] = '\0';
|
|
|
|
b->ptr=(char *)wbuf;
|
|
}
|
|
|
|
ebcdic2ascii(wbuf->buff, in, inl);
|
|
|
|
ret=BIO_write(b->next_bio, wbuf->buff, inl);
|
|
|
|
return(ret);
|
|
}
|
|
|
|
static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr)
|
|
{
|
|
long ret;
|
|
|
|
if (b->next_bio == NULL) return(0);
|
|
switch (cmd)
|
|
{
|
|
case BIO_CTRL_DUP:
|
|
ret=0L;
|
|
break;
|
|
default:
|
|
ret=BIO_ctrl(b->next_bio,cmd,num,ptr);
|
|
break;
|
|
}
|
|
return(ret);
|
|
}
|
|
|
|
static int ebcdic_gets(BIO *bp, char *buf, int size)
|
|
{
|
|
int i, ret=0;
|
|
if (bp->next_bio == NULL) return(0);
|
|
/* return(BIO_gets(bp->next_bio,buf,size));*/
|
|
for (i=0; i<size-1; ++i)
|
|
{
|
|
ret = ebcdic_read(bp,&buf[i],1);
|
|
if (ret <= 0)
|
|
break;
|
|
else if (buf[i] == '\n')
|
|
{
|
|
++i;
|
|
break;
|
|
}
|
|
}
|
|
if (i < size)
|
|
buf[i] = '\0';
|
|
return (ret < 0 && i == 0) ? ret : i;
|
|
}
|
|
|
|
static int ebcdic_puts(BIO *bp, const char *str)
|
|
{
|
|
if (bp->next_bio == NULL) return(0);
|
|
return ebcdic_write(bp, str, strlen(str));
|
|
}
|
|
#endif
|
|
|
|
int MAIN(int, char **);
|
|
|
|
int MAIN(int argc, char *argv[])
|
|
{
|
|
X509_STORE *store = NULL;
|
|
int vflags = 0;
|
|
short port=PORT;
|
|
char *CApath=NULL,*CAfile=NULL;
|
|
unsigned char *context = NULL;
|
|
char *dhfile = NULL;
|
|
#ifndef OPENSSL_NO_ECDH
|
|
char *named_curve = NULL;
|
|
#endif
|
|
int badop=0,bugs=0;
|
|
int ret=1;
|
|
int off=0;
|
|
int no_tmp_rsa=0,no_dhe=0,no_ecdhe=0,nocert=0;
|
|
int state=0;
|
|
SSL_METHOD *meth=NULL;
|
|
#ifdef sock_type
|
|
#undef sock_type
|
|
#endif
|
|
int sock_type=SOCK_STREAM;
|
|
#ifndef OPENSSL_NO_ENGINE
|
|
ENGINE *e=NULL;
|
|
#endif
|
|
char *inrand=NULL;
|
|
int s_cert_format = FORMAT_PEM, s_key_format = FORMAT_PEM;
|
|
char *passarg = NULL, *pass = NULL;
|
|
char *dpassarg = NULL, *dpass = NULL;
|
|
int s_dcert_format = FORMAT_PEM, s_dkey_format = FORMAT_PEM;
|
|
X509 *s_cert = NULL, *s_dcert = NULL;
|
|
EVP_PKEY *s_key = NULL, *s_dkey = NULL;
|
|
|
|
#if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
|
|
meth=SSLv23_server_method();
|
|
#elif !defined(OPENSSL_NO_SSL3)
|
|
meth=SSLv3_server_method();
|
|
#elif !defined(OPENSSL_NO_SSL2)
|
|
meth=SSLv2_server_method();
|
|
#endif
|
|
|
|
local_argc=argc;
|
|
local_argv=argv;
|
|
|
|
apps_startup();
|
|
#ifdef MONOLITH
|
|
s_server_init();
|
|
#endif
|
|
|
|
if (bio_err == NULL)
|
|
bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
|
|
|
|
if (!load_config(bio_err, NULL))
|
|
goto end;
|
|
|
|
verify_depth=0;
|
|
#ifdef FIONBIO
|
|
s_nbio=0;
|
|
#endif
|
|
s_nbio_test=0;
|
|
|
|
argc--;
|
|
argv++;
|
|
|
|
while (argc >= 1)
|
|
{
|
|
if ((strcmp(*argv,"-port") == 0) ||
|
|
(strcmp(*argv,"-accept") == 0))
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
if (!extract_port(*(++argv),&port))
|
|
goto bad;
|
|
}
|
|
else if (strcmp(*argv,"-verify") == 0)
|
|
{
|
|
s_server_verify=SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE;
|
|
if (--argc < 1) goto bad;
|
|
verify_depth=atoi(*(++argv));
|
|
BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
|
|
}
|
|
else if (strcmp(*argv,"-Verify") == 0)
|
|
{
|
|
s_server_verify=SSL_VERIFY_PEER|SSL_VERIFY_FAIL_IF_NO_PEER_CERT|
|
|
SSL_VERIFY_CLIENT_ONCE;
|
|
if (--argc < 1) goto bad;
|
|
verify_depth=atoi(*(++argv));
|
|
BIO_printf(bio_err,"verify depth is %d, must return a certificate\n",verify_depth);
|
|
}
|
|
else if (strcmp(*argv,"-context") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
context= (unsigned char *)*(++argv);
|
|
}
|
|
else if (strcmp(*argv,"-cert") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
s_cert_file= *(++argv);
|
|
}
|
|
else if (strcmp(*argv,"-certform") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
s_cert_format = str2fmt(*(++argv));
|
|
}
|
|
else if (strcmp(*argv,"-key") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
s_key_file= *(++argv);
|
|
}
|
|
else if (strcmp(*argv,"-keyform") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
s_key_format = str2fmt(*(++argv));
|
|
}
|
|
else if (strcmp(*argv,"-pass") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
passarg = *(++argv);
|
|
}
|
|
else if (strcmp(*argv,"-dhparam") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
dhfile = *(++argv);
|
|
}
|
|
#ifndef OPENSSL_NO_ECDH
|
|
else if (strcmp(*argv,"-named_curve") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
named_curve = *(++argv);
|
|
}
|
|
#endif
|
|
else if (strcmp(*argv,"-dcertform") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
s_dcert_format = str2fmt(*(++argv));
|
|
}
|
|
else if (strcmp(*argv,"-dcert") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
s_dcert_file= *(++argv);
|
|
}
|
|
else if (strcmp(*argv,"-dkeyform") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
s_dkey_format = str2fmt(*(++argv));
|
|
}
|
|
else if (strcmp(*argv,"-dpass") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
dpassarg = *(++argv);
|
|
}
|
|
else if (strcmp(*argv,"-dkey") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
s_dkey_file= *(++argv);
|
|
}
|
|
else if (strcmp(*argv,"-nocert") == 0)
|
|
{
|
|
nocert=1;
|
|
}
|
|
else if (strcmp(*argv,"-CApath") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
CApath= *(++argv);
|
|
}
|
|
else if (strcmp(*argv,"-crl_check") == 0)
|
|
{
|
|
vflags |= X509_V_FLAG_CRL_CHECK;
|
|
}
|
|
else if (strcmp(*argv,"-crl_check") == 0)
|
|
{
|
|
vflags |= X509_V_FLAG_CRL_CHECK|X509_V_FLAG_CRL_CHECK_ALL;
|
|
}
|
|
else if (strcmp(*argv,"-serverpref") == 0)
|
|
{ off|=SSL_OP_CIPHER_SERVER_PREFERENCE; }
|
|
else if (strcmp(*argv,"-cipher") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
cipher= *(++argv);
|
|
}
|
|
else if (strcmp(*argv,"-CAfile") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
CAfile= *(++argv);
|
|
}
|
|
#ifdef FIONBIO
|
|
else if (strcmp(*argv,"-nbio") == 0)
|
|
{ s_nbio=1; }
|
|
#endif
|
|
else if (strcmp(*argv,"-nbio_test") == 0)
|
|
{
|
|
#ifdef FIONBIO
|
|
s_nbio=1;
|
|
#endif
|
|
s_nbio_test=1;
|
|
}
|
|
else if (strcmp(*argv,"-debug") == 0)
|
|
{ s_debug=1; }
|
|
else if (strcmp(*argv,"-msg") == 0)
|
|
{ s_msg=1; }
|
|
else if (strcmp(*argv,"-hack") == 0)
|
|
{ hack=1; }
|
|
else if (strcmp(*argv,"-state") == 0)
|
|
{ state=1; }
|
|
else if (strcmp(*argv,"-crlf") == 0)
|
|
{ s_crlf=1; }
|
|
else if (strcmp(*argv,"-quiet") == 0)
|
|
{ s_quiet=1; }
|
|
else if (strcmp(*argv,"-bugs") == 0)
|
|
{ bugs=1; }
|
|
else if (strcmp(*argv,"-no_tmp_rsa") == 0)
|
|
{ no_tmp_rsa=1; }
|
|
else if (strcmp(*argv,"-no_dhe") == 0)
|
|
{ no_dhe=1; }
|
|
else if (strcmp(*argv,"-no_ecdhe") == 0)
|
|
{ no_ecdhe=1; }
|
|
else if (strcmp(*argv,"-www") == 0)
|
|
{ www=1; }
|
|
else if (strcmp(*argv,"-WWW") == 0)
|
|
{ www=2; }
|
|
else if (strcmp(*argv,"-HTTP") == 0)
|
|
{ www=3; }
|
|
else if (strcmp(*argv,"-no_ssl2") == 0)
|
|
{ off|=SSL_OP_NO_SSLv2; }
|
|
else if (strcmp(*argv,"-no_ssl3") == 0)
|
|
{ off|=SSL_OP_NO_SSLv3; }
|
|
else if (strcmp(*argv,"-no_tls1") == 0)
|
|
{ off|=SSL_OP_NO_TLSv1; }
|
|
#ifndef OPENSSL_NO_SSL2
|
|
else if (strcmp(*argv,"-ssl2") == 0)
|
|
{ meth=SSLv2_server_method(); }
|
|
#endif
|
|
#ifndef OPENSSL_NO_SSL3
|
|
else if (strcmp(*argv,"-ssl3") == 0)
|
|
{ meth=SSLv3_server_method(); }
|
|
#endif
|
|
#ifndef OPENSSL_NO_TLS1
|
|
else if (strcmp(*argv,"-tls1") == 0)
|
|
{ meth=TLSv1_server_method(); }
|
|
#endif
|
|
#ifndef OPENSSL_NO_DTLS1
|
|
else if (strcmp(*argv,"-dtls1") == 0)
|
|
{
|
|
meth=DTLSv1_server_method();
|
|
sock_type = SOCK_DGRAM;
|
|
}
|
|
else if (strcmp(*argv,"-timeout") == 0)
|
|
enable_timeouts = 1;
|
|
else if (strcmp(*argv,"-mtu") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
mtu = atol(*(++argv));
|
|
}
|
|
else if (strcmp(*argv, "-chain") == 0)
|
|
cert_chain = 1;
|
|
#endif
|
|
else if (strcmp(*argv, "-id_prefix") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
session_id_prefix = *(++argv);
|
|
}
|
|
#ifndef OPENSSL_NO_ENGINE
|
|
else if (strcmp(*argv,"-engine") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
engine_id= *(++argv);
|
|
}
|
|
#endif
|
|
else if (strcmp(*argv,"-rand") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
inrand= *(++argv);
|
|
}
|
|
else
|
|
{
|
|
BIO_printf(bio_err,"unknown option %s\n",*argv);
|
|
badop=1;
|
|
break;
|
|
}
|
|
argc--;
|
|
argv++;
|
|
}
|
|
if (badop)
|
|
{
|
|
bad:
|
|
sv_usage();
|
|
goto end;
|
|
}
|
|
|
|
SSL_load_error_strings();
|
|
OpenSSL_add_ssl_algorithms();
|
|
|
|
#ifndef OPENSSL_NO_ENGINE
|
|
e = setup_engine(bio_err, engine_id, 1);
|
|
#endif
|
|
|
|
if (!app_passwd(bio_err, passarg, dpassarg, &pass, &dpass))
|
|
{
|
|
BIO_printf(bio_err, "Error getting password\n");
|
|
goto end;
|
|
}
|
|
|
|
|
|
if (s_key_file == NULL)
|
|
s_key_file = s_cert_file;
|
|
|
|
if (nocert == 0)
|
|
{
|
|
s_key = load_key(bio_err, s_key_file, s_key_format, 0, pass, e,
|
|
"server certificate private key file");
|
|
if (!s_key)
|
|
{
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
|
|
s_cert = load_cert(bio_err,s_cert_file,s_cert_format,
|
|
NULL, e, "server certificate file");
|
|
|
|
if (!s_cert)
|
|
{
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
}
|
|
|
|
if (s_dcert_file)
|
|
{
|
|
|
|
if (s_dkey_file == NULL)
|
|
s_dkey_file = s_dcert_file;
|
|
|
|
s_dkey = load_key(bio_err, s_dkey_file, s_dkey_format,
|
|
0, dpass, e,
|
|
"second certificate private key file");
|
|
if (!s_dkey)
|
|
{
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
|
|
s_dcert = load_cert(bio_err,s_dcert_file,s_dcert_format,
|
|
NULL, e, "second server certificate file");
|
|
|
|
if (!s_dcert)
|
|
{
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
|
|
}
|
|
|
|
if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
|
|
&& !RAND_status())
|
|
{
|
|
BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
|
|
}
|
|
if (inrand != NULL)
|
|
BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
|
|
app_RAND_load_files(inrand));
|
|
|
|
if (bio_s_out == NULL)
|
|
{
|
|
if (s_quiet && !s_debug && !s_msg)
|
|
{
|
|
bio_s_out=BIO_new(BIO_s_null());
|
|
}
|
|
else
|
|
{
|
|
if (bio_s_out == NULL)
|
|
bio_s_out=BIO_new_fp(stdout,BIO_NOCLOSE);
|
|
}
|
|
}
|
|
|
|
#if !defined(OPENSSL_NO_RSA) || !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_ECDSA)
|
|
if (nocert)
|
|
#endif
|
|
{
|
|
s_cert_file=NULL;
|
|
s_key_file=NULL;
|
|
s_dcert_file=NULL;
|
|
s_dkey_file=NULL;
|
|
}
|
|
|
|
ctx=SSL_CTX_new(meth);
|
|
if (ctx == NULL)
|
|
{
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
if (session_id_prefix)
|
|
{
|
|
if(strlen(session_id_prefix) >= 32)
|
|
BIO_printf(bio_err,
|
|
"warning: id_prefix is too long, only one new session will be possible\n");
|
|
else if(strlen(session_id_prefix) >= 16)
|
|
BIO_printf(bio_err,
|
|
"warning: id_prefix is too long if you use SSLv2\n");
|
|
if(!SSL_CTX_set_generate_session_id(ctx, generate_session_id))
|
|
{
|
|
BIO_printf(bio_err,"error setting 'id_prefix'\n");
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
BIO_printf(bio_err,"id_prefix '%s' set.\n", session_id_prefix);
|
|
}
|
|
SSL_CTX_set_quiet_shutdown(ctx,1);
|
|
if (bugs) SSL_CTX_set_options(ctx,SSL_OP_ALL);
|
|
if (hack) SSL_CTX_set_options(ctx,SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG);
|
|
SSL_CTX_set_options(ctx,off);
|
|
/* DTLS: partial reads end up discarding unread UDP bytes :-(
|
|
* Setting read ahead solves this problem.
|
|
*/
|
|
if (sock_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
|
|
|
|
if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
|
|
|
|
SSL_CTX_sess_set_cache_size(ctx,128);
|
|
|
|
#if 0
|
|
if (cipher == NULL) cipher=getenv("SSL_CIPHER");
|
|
#endif
|
|
|
|
#if 0
|
|
if (s_cert_file == NULL)
|
|
{
|
|
BIO_printf(bio_err,"You must specify a certificate file for the server to use\n");
|
|
goto end;
|
|
}
|
|
#endif
|
|
|
|
if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
|
|
(!SSL_CTX_set_default_verify_paths(ctx)))
|
|
{
|
|
/* BIO_printf(bio_err,"X509_load_verify_locations\n"); */
|
|
ERR_print_errors(bio_err);
|
|
/* goto end; */
|
|
}
|
|
store = SSL_CTX_get_cert_store(ctx);
|
|
X509_STORE_set_flags(store, vflags);
|
|
|
|
#ifndef OPENSSL_NO_DH
|
|
if (!no_dhe)
|
|
{
|
|
DH *dh=NULL;
|
|
|
|
if (dhfile)
|
|
dh = load_dh_param(dhfile);
|
|
else if (s_cert_file)
|
|
dh = load_dh_param(s_cert_file);
|
|
|
|
if (dh != NULL)
|
|
{
|
|
BIO_printf(bio_s_out,"Setting temp DH parameters\n");
|
|
}
|
|
else
|
|
{
|
|
BIO_printf(bio_s_out,"Using default temp DH parameters\n");
|
|
dh=get_dh512();
|
|
}
|
|
(void)BIO_flush(bio_s_out);
|
|
|
|
SSL_CTX_set_tmp_dh(ctx,dh);
|
|
DH_free(dh);
|
|
}
|
|
#endif
|
|
|
|
#ifndef OPENSSL_NO_ECDH
|
|
if (!no_ecdhe)
|
|
{
|
|
EC_KEY *ecdh=NULL;
|
|
|
|
if (named_curve)
|
|
{
|
|
int nid = OBJ_sn2nid(named_curve);
|
|
|
|
if (nid == 0)
|
|
{
|
|
BIO_printf(bio_err, "unknown curve name (%s)\n",
|
|
named_curve);
|
|
goto end;
|
|
}
|
|
ecdh = EC_KEY_new_by_curve_name(nid);
|
|
if (ecdh == NULL)
|
|
{
|
|
BIO_printf(bio_err, "unable to create curve (%s)\n",
|
|
named_curve);
|
|
goto end;
|
|
}
|
|
}
|
|
|
|
if (ecdh != NULL)
|
|
{
|
|
BIO_printf(bio_s_out,"Setting temp ECDH parameters\n");
|
|
}
|
|
else
|
|
{
|
|
BIO_printf(bio_s_out,"Using default temp ECDH parameters\n");
|
|
ecdh = EC_KEY_new_by_curve_name(NID_sect163r2);
|
|
if (ecdh == NULL)
|
|
{
|
|
BIO_printf(bio_err, "unable to create curve (sect163r2)\n");
|
|
goto end;
|
|
}
|
|
}
|
|
(void)BIO_flush(bio_s_out);
|
|
|
|
SSL_CTX_set_tmp_ecdh(ctx,ecdh);
|
|
EC_KEY_free(ecdh);
|
|
}
|
|
#endif
|
|
|
|
if (!set_cert_key_stuff(ctx,s_cert,s_key))
|
|
goto end;
|
|
if (s_dcert != NULL)
|
|
{
|
|
if (!set_cert_key_stuff(ctx,s_dcert,s_dkey))
|
|
goto end;
|
|
}
|
|
|
|
#ifndef OPENSSL_NO_RSA
|
|
#if 1
|
|
if (!no_tmp_rsa)
|
|
SSL_CTX_set_tmp_rsa_callback(ctx,tmp_rsa_cb);
|
|
#else
|
|
if (!no_tmp_rsa && SSL_CTX_need_tmp_RSA(ctx))
|
|
{
|
|
RSA *rsa;
|
|
|
|
BIO_printf(bio_s_out,"Generating temp (512 bit) RSA key...");
|
|
BIO_flush(bio_s_out);
|
|
|
|
rsa=RSA_generate_key(512,RSA_F4,NULL);
|
|
|
|
if (!SSL_CTX_set_tmp_rsa(ctx,rsa))
|
|
{
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
RSA_free(rsa);
|
|
BIO_printf(bio_s_out,"\n");
|
|
}
|
|
#endif
|
|
#endif
|
|
|
|
if (cipher != NULL)
|
|
if(!SSL_CTX_set_cipher_list(ctx,cipher)) {
|
|
BIO_printf(bio_err,"error setting cipher list\n");
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
SSL_CTX_set_verify(ctx,s_server_verify,verify_callback);
|
|
SSL_CTX_set_session_id_context(ctx,(void*)&s_server_session_id_context,
|
|
sizeof s_server_session_id_context);
|
|
|
|
if (CAfile != NULL)
|
|
SSL_CTX_set_client_CA_list(ctx,SSL_load_client_CA_file(CAfile));
|
|
|
|
BIO_printf(bio_s_out,"ACCEPT\n");
|
|
if (www)
|
|
do_server(port,sock_type,&accept_socket,www_body, context);
|
|
else
|
|
do_server(port,sock_type,&accept_socket,sv_body, context);
|
|
print_stats(bio_s_out,ctx);
|
|
ret=0;
|
|
end:
|
|
if (ctx != NULL) SSL_CTX_free(ctx);
|
|
if (s_cert)
|
|
X509_free(s_cert);
|
|
if (s_dcert)
|
|
X509_free(s_dcert);
|
|
if (s_key)
|
|
EVP_PKEY_free(s_key);
|
|
if (s_dkey)
|
|
EVP_PKEY_free(s_dkey);
|
|
if (pass)
|
|
OPENSSL_free(pass);
|
|
if (dpass)
|
|
OPENSSL_free(dpass);
|
|
if (bio_s_out != NULL)
|
|
{
|
|
BIO_free(bio_s_out);
|
|
bio_s_out=NULL;
|
|
}
|
|
apps_shutdown();
|
|
OPENSSL_EXIT(ret);
|
|
}
|
|
|
|
static void print_stats(BIO *bio, SSL_CTX *ssl_ctx)
|
|
{
|
|
BIO_printf(bio,"%4ld items in the session cache\n",
|
|
SSL_CTX_sess_number(ssl_ctx));
|
|
BIO_printf(bio,"%4ld client connects (SSL_connect())\n",
|
|
SSL_CTX_sess_connect(ssl_ctx));
|
|
BIO_printf(bio,"%4ld client renegotiates (SSL_connect())\n",
|
|
SSL_CTX_sess_connect_renegotiate(ssl_ctx));
|
|
BIO_printf(bio,"%4ld client connects that finished\n",
|
|
SSL_CTX_sess_connect_good(ssl_ctx));
|
|
BIO_printf(bio,"%4ld server accepts (SSL_accept())\n",
|
|
SSL_CTX_sess_accept(ssl_ctx));
|
|
BIO_printf(bio,"%4ld server renegotiates (SSL_accept())\n",
|
|
SSL_CTX_sess_accept_renegotiate(ssl_ctx));
|
|
BIO_printf(bio,"%4ld server accepts that finished\n",
|
|
SSL_CTX_sess_accept_good(ssl_ctx));
|
|
BIO_printf(bio,"%4ld session cache hits\n",SSL_CTX_sess_hits(ssl_ctx));
|
|
BIO_printf(bio,"%4ld session cache misses\n",SSL_CTX_sess_misses(ssl_ctx));
|
|
BIO_printf(bio,"%4ld session cache timeouts\n",SSL_CTX_sess_timeouts(ssl_ctx));
|
|
BIO_printf(bio,"%4ld callback cache hits\n",SSL_CTX_sess_cb_hits(ssl_ctx));
|
|
BIO_printf(bio,"%4ld cache full overflows (%ld allowed)\n",
|
|
SSL_CTX_sess_cache_full(ssl_ctx),
|
|
SSL_CTX_sess_get_cache_size(ssl_ctx));
|
|
}
|
|
|
|
static int sv_body(char *hostname, int s, unsigned char *context)
|
|
{
|
|
char *buf=NULL;
|
|
fd_set readfds;
|
|
int ret=1,width;
|
|
int k,i;
|
|
unsigned long l;
|
|
SSL *con=NULL;
|
|
BIO *sbio;
|
|
#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
|
|
struct timeval tv;
|
|
#endif
|
|
|
|
if ((buf=OPENSSL_malloc(bufsize)) == NULL)
|
|
{
|
|
BIO_printf(bio_err,"out of memory\n");
|
|
goto err;
|
|
}
|
|
#ifdef FIONBIO
|
|
if (s_nbio)
|
|
{
|
|
unsigned long sl=1;
|
|
|
|
if (!s_quiet)
|
|
BIO_printf(bio_err,"turning on non blocking io\n");
|
|
if (BIO_socket_ioctl(s,FIONBIO,&sl) < 0)
|
|
ERR_print_errors(bio_err);
|
|
}
|
|
#endif
|
|
|
|
if (con == NULL) {
|
|
con=SSL_new(ctx);
|
|
#ifndef OPENSSL_NO_KRB5
|
|
if ((con->kssl_ctx = kssl_ctx_new()) != NULL)
|
|
{
|
|
kssl_ctx_setstring(con->kssl_ctx, KSSL_SERVICE,
|
|
KRB5SVC);
|
|
kssl_ctx_setstring(con->kssl_ctx, KSSL_KEYTAB,
|
|
KRB5KEYTAB);
|
|
}
|
|
#endif /* OPENSSL_NO_KRB5 */
|
|
if(context)
|
|
SSL_set_session_id_context(con, context,
|
|
strlen((char *)context));
|
|
}
|
|
SSL_clear(con);
|
|
|
|
if (SSL_version(con) == DTLS1_VERSION)
|
|
{
|
|
struct timeval timeout;
|
|
|
|
sbio=BIO_new_dgram(s,BIO_NOCLOSE);
|
|
|
|
if ( enable_timeouts)
|
|
{
|
|
timeout.tv_sec = 0;
|
|
timeout.tv_usec = DGRAM_RCV_TIMEOUT;
|
|
BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
|
|
|
|
timeout.tv_sec = 0;
|
|
timeout.tv_usec = DGRAM_SND_TIMEOUT;
|
|
BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
|
|
}
|
|
|
|
|
|
if ( mtu > 0)
|
|
{
|
|
SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
|
|
SSL_set_mtu(con, mtu);
|
|
}
|
|
else
|
|
/* want to do MTU discovery */
|
|
BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
|
|
|
|
/* turn on cookie exchange */
|
|
SSL_set_options(con, SSL_OP_COOKIE_EXCHANGE);
|
|
}
|
|
else
|
|
sbio=BIO_new_socket(s,BIO_NOCLOSE);
|
|
|
|
if (s_nbio_test)
|
|
{
|
|
BIO *test;
|
|
|
|
test=BIO_new(BIO_f_nbio_test());
|
|
sbio=BIO_push(test,sbio);
|
|
}
|
|
SSL_set_bio(con,sbio,sbio);
|
|
SSL_set_accept_state(con);
|
|
/* SSL_set_fd(con,s); */
|
|
|
|
if (s_debug)
|
|
{
|
|
con->debug=1;
|
|
BIO_set_callback(SSL_get_rbio(con),bio_dump_callback);
|
|
BIO_set_callback_arg(SSL_get_rbio(con),(char *)bio_s_out);
|
|
}
|
|
if (s_msg)
|
|
{
|
|
SSL_set_msg_callback(con, msg_cb);
|
|
SSL_set_msg_callback_arg(con, bio_s_out);
|
|
}
|
|
|
|
width=s+1;
|
|
for (;;)
|
|
{
|
|
int read_from_terminal;
|
|
int read_from_sslcon;
|
|
|
|
read_from_terminal = 0;
|
|
read_from_sslcon = SSL_pending(con);
|
|
|
|
if (!read_from_sslcon)
|
|
{
|
|
FD_ZERO(&readfds);
|
|
#if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE)
|
|
FD_SET(fileno(stdin),&readfds);
|
|
#endif
|
|
FD_SET(s,&readfds);
|
|
/* Note: under VMS with SOCKETSHR the second parameter is
|
|
* currently of type (int *) whereas under other systems
|
|
* it is (void *) if you don't have a cast it will choke
|
|
* the compiler: if you do have a cast then you can either
|
|
* go for (int *) or (void *).
|
|
*/
|
|
#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
|
|
/* Under DOS (non-djgpp) and Windows we can't select on stdin: only
|
|
* on sockets. As a workaround we timeout the select every
|
|
* second and check for any keypress. In a proper Windows
|
|
* application we wouldn't do this because it is inefficient.
|
|
*/
|
|
tv.tv_sec = 1;
|
|
tv.tv_usec = 0;
|
|
i=select(width,(void *)&readfds,NULL,NULL,&tv);
|
|
if((i < 0) || (!i && !_kbhit() ) )continue;
|
|
if(_kbhit())
|
|
read_from_terminal = 1;
|
|
#else
|
|
i=select(width,(void *)&readfds,NULL,NULL,NULL);
|
|
if (i <= 0) continue;
|
|
if (FD_ISSET(fileno(stdin),&readfds))
|
|
read_from_terminal = 1;
|
|
#endif
|
|
if (FD_ISSET(s,&readfds))
|
|
read_from_sslcon = 1;
|
|
}
|
|
if (read_from_terminal)
|
|
{
|
|
if (s_crlf)
|
|
{
|
|
int j, lf_num;
|
|
|
|
i=read(fileno(stdin), buf, bufsize/2);
|
|
lf_num = 0;
|
|
/* both loops are skipped when i <= 0 */
|
|
for (j = 0; j < i; j++)
|
|
if (buf[j] == '\n')
|
|
lf_num++;
|
|
for (j = i-1; j >= 0; j--)
|
|
{
|
|
buf[j+lf_num] = buf[j];
|
|
if (buf[j] == '\n')
|
|
{
|
|
lf_num--;
|
|
i++;
|
|
buf[j+lf_num] = '\r';
|
|
}
|
|
}
|
|
assert(lf_num == 0);
|
|
}
|
|
else
|
|
i=read(fileno(stdin),buf,bufsize);
|
|
if (!s_quiet)
|
|
{
|
|
if ((i <= 0) || (buf[0] == 'Q'))
|
|
{
|
|
BIO_printf(bio_s_out,"DONE\n");
|
|
SHUTDOWN(s);
|
|
close_accept_socket();
|
|
ret= -11;
|
|
goto err;
|
|
}
|
|
if ((i <= 0) || (buf[0] == 'q'))
|
|
{
|
|
BIO_printf(bio_s_out,"DONE\n");
|
|
if (SSL_version(con) != DTLS1_VERSION)
|
|
SHUTDOWN(s);
|
|
/* close_accept_socket();
|
|
ret= -11;*/
|
|
goto err;
|
|
}
|
|
if ((buf[0] == 'r') &&
|
|
((buf[1] == '\n') || (buf[1] == '\r')))
|
|
{
|
|
SSL_renegotiate(con);
|
|
i=SSL_do_handshake(con);
|
|
printf("SSL_do_handshake -> %d\n",i);
|
|
i=0; /*13; */
|
|
continue;
|
|
/* strcpy(buf,"server side RE-NEGOTIATE\n"); */
|
|
}
|
|
if ((buf[0] == 'R') &&
|
|
((buf[1] == '\n') || (buf[1] == '\r')))
|
|
{
|
|
SSL_set_verify(con,
|
|
SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE,NULL);
|
|
SSL_renegotiate(con);
|
|
i=SSL_do_handshake(con);
|
|
printf("SSL_do_handshake -> %d\n",i);
|
|
i=0; /* 13; */
|
|
continue;
|
|
/* strcpy(buf,"server side RE-NEGOTIATE asking for client cert\n"); */
|
|
}
|
|
if (buf[0] == 'P')
|
|
{
|
|
static const char *str="Lets print some clear text\n";
|
|
BIO_write(SSL_get_wbio(con),str,strlen(str));
|
|
}
|
|
if (buf[0] == 'S')
|
|
{
|
|
print_stats(bio_s_out,SSL_get_SSL_CTX(con));
|
|
}
|
|
}
|
|
#ifdef CHARSET_EBCDIC
|
|
ebcdic2ascii(buf,buf,i);
|
|
#endif
|
|
l=k=0;
|
|
for (;;)
|
|
{
|
|
/* should do a select for the write */
|
|
#ifdef RENEG
|
|
{ static count=0; if (++count == 100) { count=0; SSL_renegotiate(con); } }
|
|
#endif
|
|
k=SSL_write(con,&(buf[l]),(unsigned int)i);
|
|
switch (SSL_get_error(con,k))
|
|
{
|
|
case SSL_ERROR_NONE:
|
|
break;
|
|
case SSL_ERROR_WANT_WRITE:
|
|
case SSL_ERROR_WANT_READ:
|
|
case SSL_ERROR_WANT_X509_LOOKUP:
|
|
BIO_printf(bio_s_out,"Write BLOCK\n");
|
|
break;
|
|
case SSL_ERROR_SYSCALL:
|
|
case SSL_ERROR_SSL:
|
|
BIO_printf(bio_s_out,"ERROR\n");
|
|
ERR_print_errors(bio_err);
|
|
ret=1;
|
|
goto err;
|
|
/* break; */
|
|
case SSL_ERROR_ZERO_RETURN:
|
|
BIO_printf(bio_s_out,"DONE\n");
|
|
ret=1;
|
|
goto err;
|
|
}
|
|
l+=k;
|
|
i-=k;
|
|
if (i <= 0) break;
|
|
}
|
|
}
|
|
if (read_from_sslcon)
|
|
{
|
|
if (!SSL_is_init_finished(con))
|
|
{
|
|
i=init_ssl_connection(con);
|
|
|
|
if (i < 0)
|
|
{
|
|
ret=0;
|
|
goto err;
|
|
}
|
|
else if (i == 0)
|
|
{
|
|
ret=1;
|
|
goto err;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
again:
|
|
i=SSL_read(con,(char *)buf,bufsize);
|
|
switch (SSL_get_error(con,i))
|
|
{
|
|
case SSL_ERROR_NONE:
|
|
#ifdef CHARSET_EBCDIC
|
|
ascii2ebcdic(buf,buf,i);
|
|
#endif
|
|
write(fileno(stdout),buf,
|
|
(unsigned int)i);
|
|
if (SSL_pending(con)) goto again;
|
|
break;
|
|
case SSL_ERROR_WANT_WRITE:
|
|
case SSL_ERROR_WANT_READ:
|
|
case SSL_ERROR_WANT_X509_LOOKUP:
|
|
BIO_printf(bio_s_out,"Read BLOCK\n");
|
|
break;
|
|
case SSL_ERROR_SYSCALL:
|
|
case SSL_ERROR_SSL:
|
|
BIO_printf(bio_s_out,"ERROR\n");
|
|
ERR_print_errors(bio_err);
|
|
ret=1;
|
|
goto err;
|
|
case SSL_ERROR_ZERO_RETURN:
|
|
BIO_printf(bio_s_out,"DONE\n");
|
|
ret=1;
|
|
goto err;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
err:
|
|
BIO_printf(bio_s_out,"shutting down SSL\n");
|
|
#if 1
|
|
SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN);
|
|
#else
|
|
SSL_shutdown(con);
|
|
#endif
|
|
if (con != NULL) SSL_free(con);
|
|
BIO_printf(bio_s_out,"CONNECTION CLOSED\n");
|
|
if (buf != NULL)
|
|
{
|
|
OPENSSL_cleanse(buf,bufsize);
|
|
OPENSSL_free(buf);
|
|
}
|
|
if (ret >= 0)
|
|
BIO_printf(bio_s_out,"ACCEPT\n");
|
|
return(ret);
|
|
}
|
|
|
|
static void close_accept_socket(void)
|
|
{
|
|
BIO_printf(bio_err,"shutdown accept socket\n");
|
|
if (accept_socket >= 0)
|
|
{
|
|
SHUTDOWN2(accept_socket);
|
|
}
|
|
}
|
|
|
|
static int init_ssl_connection(SSL *con)
|
|
{
|
|
int i;
|
|
const char *str;
|
|
X509 *peer;
|
|
long verify_error;
|
|
MS_STATIC char buf[BUFSIZ];
|
|
|
|
if ((i=SSL_accept(con)) <= 0)
|
|
{
|
|
if (BIO_sock_should_retry(i))
|
|
{
|
|
BIO_printf(bio_s_out,"DELAY\n");
|
|
return(1);
|
|
}
|
|
|
|
BIO_printf(bio_err,"ERROR\n");
|
|
verify_error=SSL_get_verify_result(con);
|
|
if (verify_error != X509_V_OK)
|
|
{
|
|
BIO_printf(bio_err,"verify error:%s\n",
|
|
X509_verify_cert_error_string(verify_error));
|
|
}
|
|
else
|
|
ERR_print_errors(bio_err);
|
|
return(0);
|
|
}
|
|
|
|
PEM_write_bio_SSL_SESSION(bio_s_out,SSL_get_session(con));
|
|
|
|
peer=SSL_get_peer_certificate(con);
|
|
if (peer != NULL)
|
|
{
|
|
BIO_printf(bio_s_out,"Client certificate\n");
|
|
PEM_write_bio_X509(bio_s_out,peer);
|
|
X509_NAME_oneline(X509_get_subject_name(peer),buf,sizeof buf);
|
|
BIO_printf(bio_s_out,"subject=%s\n",buf);
|
|
X509_NAME_oneline(X509_get_issuer_name(peer),buf,sizeof buf);
|
|
BIO_printf(bio_s_out,"issuer=%s\n",buf);
|
|
X509_free(peer);
|
|
}
|
|
|
|
if (SSL_get_shared_ciphers(con,buf,sizeof buf) != NULL)
|
|
BIO_printf(bio_s_out,"Shared ciphers:%s\n",buf);
|
|
str=SSL_CIPHER_get_name(SSL_get_current_cipher(con));
|
|
BIO_printf(bio_s_out,"CIPHER is %s\n",(str != NULL)?str:"(NONE)");
|
|
if (con->hit) BIO_printf(bio_s_out,"Reused session-id\n");
|
|
if (SSL_ctrl(con,SSL_CTRL_GET_FLAGS,0,NULL) &
|
|
TLS1_FLAGS_TLS_PADDING_BUG)
|
|
BIO_printf(bio_s_out,"Peer has incorrect TLSv1 block padding\n");
|
|
#ifndef OPENSSL_NO_KRB5
|
|
if (con->kssl_ctx->client_princ != NULL)
|
|
{
|
|
BIO_printf(bio_s_out,"Kerberos peer principal is %s\n",
|
|
con->kssl_ctx->client_princ);
|
|
}
|
|
#endif /* OPENSSL_NO_KRB5 */
|
|
return(1);
|
|
}
|
|
|
|
#ifndef OPENSSL_NO_DH
|
|
static DH *load_dh_param(const char *dhfile)
|
|
{
|
|
DH *ret=NULL;
|
|
BIO *bio;
|
|
|
|
if ((bio=BIO_new_file(dhfile,"r")) == NULL)
|
|
goto err;
|
|
ret=PEM_read_bio_DHparams(bio,NULL,NULL,NULL);
|
|
err:
|
|
if (bio != NULL) BIO_free(bio);
|
|
return(ret);
|
|
}
|
|
#endif
|
|
|
|
#if 0
|
|
static int load_CA(SSL_CTX *ctx, char *file)
|
|
{
|
|
FILE *in;
|
|
X509 *x=NULL;
|
|
|
|
if ((in=fopen(file,"r")) == NULL)
|
|
return(0);
|
|
|
|
for (;;)
|
|
{
|
|
if (PEM_read_X509(in,&x,NULL) == NULL)
|
|
break;
|
|
SSL_CTX_add_client_CA(ctx,x);
|
|
}
|
|
if (x != NULL) X509_free(x);
|
|
fclose(in);
|
|
return(1);
|
|
}
|
|
#endif
|
|
|
|
static int www_body(char *hostname, int s, unsigned char *context)
|
|
{
|
|
char *buf=NULL;
|
|
int ret=1;
|
|
int i,j,k,blank,dot;
|
|
struct stat st_buf;
|
|
SSL *con;
|
|
SSL_CIPHER *c;
|
|
BIO *io,*ssl_bio,*sbio;
|
|
long total_bytes;
|
|
|
|
buf=OPENSSL_malloc(bufsize);
|
|
if (buf == NULL) return(0);
|
|
io=BIO_new(BIO_f_buffer());
|
|
ssl_bio=BIO_new(BIO_f_ssl());
|
|
if ((io == NULL) || (ssl_bio == NULL)) goto err;
|
|
|
|
#ifdef FIONBIO
|
|
if (s_nbio)
|
|
{
|
|
unsigned long sl=1;
|
|
|
|
if (!s_quiet)
|
|
BIO_printf(bio_err,"turning on non blocking io\n");
|
|
if (BIO_socket_ioctl(s,FIONBIO,&sl) < 0)
|
|
ERR_print_errors(bio_err);
|
|
}
|
|
#endif
|
|
|
|
/* lets make the output buffer a reasonable size */
|
|
if (!BIO_set_write_buffer_size(io,bufsize)) goto err;
|
|
|
|
if ((con=SSL_new(ctx)) == NULL) goto err;
|
|
#ifndef OPENSSL_NO_KRB5
|
|
if ((con->kssl_ctx = kssl_ctx_new()) != NULL)
|
|
{
|
|
kssl_ctx_setstring(con->kssl_ctx, KSSL_SERVICE, KRB5SVC);
|
|
kssl_ctx_setstring(con->kssl_ctx, KSSL_KEYTAB, KRB5KEYTAB);
|
|
}
|
|
#endif /* OPENSSL_NO_KRB5 */
|
|
if(context) SSL_set_session_id_context(con, context,
|
|
strlen((char *)context));
|
|
|
|
sbio=BIO_new_socket(s,BIO_NOCLOSE);
|
|
if (s_nbio_test)
|
|
{
|
|
BIO *test;
|
|
|
|
test=BIO_new(BIO_f_nbio_test());
|
|
sbio=BIO_push(test,sbio);
|
|
}
|
|
SSL_set_bio(con,sbio,sbio);
|
|
SSL_set_accept_state(con);
|
|
|
|
/* SSL_set_fd(con,s); */
|
|
BIO_set_ssl(ssl_bio,con,BIO_CLOSE);
|
|
BIO_push(io,ssl_bio);
|
|
#ifdef CHARSET_EBCDIC
|
|
io = BIO_push(BIO_new(BIO_f_ebcdic_filter()),io);
|
|
#endif
|
|
|
|
if (s_debug)
|
|
{
|
|
con->debug=1;
|
|
BIO_set_callback(SSL_get_rbio(con),bio_dump_callback);
|
|
BIO_set_callback_arg(SSL_get_rbio(con),(char *)bio_s_out);
|
|
}
|
|
if (s_msg)
|
|
{
|
|
SSL_set_msg_callback(con, msg_cb);
|
|
SSL_set_msg_callback_arg(con, bio_s_out);
|
|
}
|
|
|
|
blank=0;
|
|
for (;;)
|
|
{
|
|
if (hack)
|
|
{
|
|
i=SSL_accept(con);
|
|
|
|
switch (SSL_get_error(con,i))
|
|
{
|
|
case SSL_ERROR_NONE:
|
|
break;
|
|
case SSL_ERROR_WANT_WRITE:
|
|
case SSL_ERROR_WANT_READ:
|
|
case SSL_ERROR_WANT_X509_LOOKUP:
|
|
continue;
|
|
case SSL_ERROR_SYSCALL:
|
|
case SSL_ERROR_SSL:
|
|
case SSL_ERROR_ZERO_RETURN:
|
|
ret=1;
|
|
goto err;
|
|
/* break; */
|
|
}
|
|
|
|
SSL_renegotiate(con);
|
|
SSL_write(con,NULL,0);
|
|
}
|
|
|
|
i=BIO_gets(io,buf,bufsize-1);
|
|
if (i < 0) /* error */
|
|
{
|
|
if (!BIO_should_retry(io))
|
|
{
|
|
if (!s_quiet)
|
|
ERR_print_errors(bio_err);
|
|
goto err;
|
|
}
|
|
else
|
|
{
|
|
BIO_printf(bio_s_out,"read R BLOCK\n");
|
|
#if defined(OPENSSL_SYS_NETWARE)
|
|
delay(1000);
|
|
#elif !defined(OPENSSL_SYS_MSDOS) && !defined(__DJGPP__)
|
|
sleep(1);
|
|
#endif
|
|
continue;
|
|
}
|
|
}
|
|
else if (i == 0) /* end of input */
|
|
{
|
|
ret=1;
|
|
goto end;
|
|
}
|
|
|
|
/* else we have data */
|
|
if ( ((www == 1) && (strncmp("GET ",buf,4) == 0)) ||
|
|
((www == 2) && (strncmp("GET /stats ",buf,10) == 0)))
|
|
{
|
|
char *p;
|
|
X509 *peer;
|
|
STACK_OF(SSL_CIPHER) *sk;
|
|
static const char *space=" ";
|
|
|
|
BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
|
|
BIO_puts(io,"<HTML><BODY BGCOLOR=\"#ffffff\">\n");
|
|
BIO_puts(io,"<pre>\n");
|
|
/* BIO_puts(io,SSLeay_version(SSLEAY_VERSION));*/
|
|
BIO_puts(io,"\n");
|
|
for (i=0; i<local_argc; i++)
|
|
{
|
|
BIO_puts(io,local_argv[i]);
|
|
BIO_write(io," ",1);
|
|
}
|
|
BIO_puts(io,"\n");
|
|
|
|
/* The following is evil and should not really
|
|
* be done */
|
|
BIO_printf(io,"Ciphers supported in s_server binary\n");
|
|
sk=SSL_get_ciphers(con);
|
|
j=sk_SSL_CIPHER_num(sk);
|
|
for (i=0; i<j; i++)
|
|
{
|
|
c=sk_SSL_CIPHER_value(sk,i);
|
|
BIO_printf(io,"%-11s:%-25s",
|
|
SSL_CIPHER_get_version(c),
|
|
SSL_CIPHER_get_name(c));
|
|
if ((((i+1)%2) == 0) && (i+1 != j))
|
|
BIO_puts(io,"\n");
|
|
}
|
|
BIO_puts(io,"\n");
|
|
p=SSL_get_shared_ciphers(con,buf,bufsize);
|
|
if (p != NULL)
|
|
{
|
|
BIO_printf(io,"---\nCiphers common between both SSL end points:\n");
|
|
j=i=0;
|
|
while (*p)
|
|
{
|
|
if (*p == ':')
|
|
{
|
|
BIO_write(io,space,26-j);
|
|
i++;
|
|
j=0;
|
|
BIO_write(io,((i%3)?" ":"\n"),1);
|
|
}
|
|
else
|
|
{
|
|
BIO_write(io,p,1);
|
|
j++;
|
|
}
|
|
p++;
|
|
}
|
|
BIO_puts(io,"\n");
|
|
}
|
|
BIO_printf(io,((con->hit)
|
|
?"---\nReused, "
|
|
:"---\nNew, "));
|
|
c=SSL_get_current_cipher(con);
|
|
BIO_printf(io,"%s, Cipher is %s\n",
|
|
SSL_CIPHER_get_version(c),
|
|
SSL_CIPHER_get_name(c));
|
|
SSL_SESSION_print(io,SSL_get_session(con));
|
|
BIO_printf(io,"---\n");
|
|
print_stats(io,SSL_get_SSL_CTX(con));
|
|
BIO_printf(io,"---\n");
|
|
peer=SSL_get_peer_certificate(con);
|
|
if (peer != NULL)
|
|
{
|
|
BIO_printf(io,"Client certificate\n");
|
|
X509_print(io,peer);
|
|
PEM_write_bio_X509(io,peer);
|
|
}
|
|
else
|
|
BIO_puts(io,"no client certificate available\n");
|
|
BIO_puts(io,"</BODY></HTML>\r\n\r\n");
|
|
break;
|
|
}
|
|
else if ((www == 2 || www == 3)
|
|
&& (strncmp("GET /",buf,5) == 0))
|
|
{
|
|
BIO *file;
|
|
char *p,*e;
|
|
static const char *text="HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n";
|
|
|
|
/* skip the '/' */
|
|
p= &(buf[5]);
|
|
|
|
dot = 1;
|
|
for (e=p; *e != '\0'; e++)
|
|
{
|
|
if (e[0] == ' ')
|
|
break;
|
|
|
|
switch (dot)
|
|
{
|
|
case 1:
|
|
dot = (e[0] == '.') ? 2 : 0;
|
|
break;
|
|
case 2:
|
|
dot = (e[0] == '.') ? 3 : 0;
|
|
break;
|
|
case 3:
|
|
dot = (e[0] == '/') ? -1 : 0;
|
|
break;
|
|
}
|
|
if (dot == 0)
|
|
dot = (e[0] == '/') ? 1 : 0;
|
|
}
|
|
dot = (dot == 3) || (dot == -1); /* filename contains ".." component */
|
|
|
|
if (*e == '\0')
|
|
{
|
|
BIO_puts(io,text);
|
|
BIO_printf(io,"'%s' is an invalid file name\r\n",p);
|
|
break;
|
|
}
|
|
*e='\0';
|
|
|
|
if (dot)
|
|
{
|
|
BIO_puts(io,text);
|
|
BIO_printf(io,"'%s' contains '..' reference\r\n",p);
|
|
break;
|
|
}
|
|
|
|
if (*p == '/')
|
|
{
|
|
BIO_puts(io,text);
|
|
BIO_printf(io,"'%s' is an invalid path\r\n",p);
|
|
break;
|
|
}
|
|
|
|
#if 0
|
|
/* append if a directory lookup */
|
|
if (e[-1] == '/')
|
|
strcat(p,"index.html");
|
|
#endif
|
|
|
|
/* if a directory, do the index thang */
|
|
if (stat(p,&st_buf) < 0)
|
|
{
|
|
BIO_puts(io,text);
|
|
BIO_printf(io,"Error accessing '%s'\r\n",p);
|
|
ERR_print_errors(io);
|
|
break;
|
|
}
|
|
if (S_ISDIR(st_buf.st_mode))
|
|
{
|
|
#if 0 /* must check buffer size */
|
|
strcat(p,"/index.html");
|
|
#else
|
|
BIO_puts(io,text);
|
|
BIO_printf(io,"'%s' is a directory\r\n",p);
|
|
break;
|
|
#endif
|
|
}
|
|
|
|
if ((file=BIO_new_file(p,"r")) == NULL)
|
|
{
|
|
BIO_puts(io,text);
|
|
BIO_printf(io,"Error opening '%s'\r\n",p);
|
|
ERR_print_errors(io);
|
|
break;
|
|
}
|
|
|
|
if (!s_quiet)
|
|
BIO_printf(bio_err,"FILE:%s\n",p);
|
|
|
|
if (www == 2)
|
|
{
|
|
i=strlen(p);
|
|
if ( ((i > 5) && (strcmp(&(p[i-5]),".html") == 0)) ||
|
|
((i > 4) && (strcmp(&(p[i-4]),".php") == 0)) ||
|
|
((i > 4) && (strcmp(&(p[i-4]),".htm") == 0)))
|
|
BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
|
|
else
|
|
BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n");
|
|
}
|
|
/* send the file */
|
|
total_bytes=0;
|
|
for (;;)
|
|
{
|
|
i=BIO_read(file,buf,bufsize);
|
|
if (i <= 0) break;
|
|
|
|
#ifdef RENEG
|
|
total_bytes+=i;
|
|
fprintf(stderr,"%d\n",i);
|
|
if (total_bytes > 3*1024)
|
|
{
|
|
total_bytes=0;
|
|
fprintf(stderr,"RENEGOTIATE\n");
|
|
SSL_renegotiate(con);
|
|
}
|
|
#endif
|
|
|
|
for (j=0; j<i; )
|
|
{
|
|
#ifdef RENEG
|
|
{ static count=0; if (++count == 13) { SSL_renegotiate(con); } }
|
|
#endif
|
|
k=BIO_write(io,&(buf[j]),i-j);
|
|
if (k <= 0)
|
|
{
|
|
if (!BIO_should_retry(io))
|
|
goto write_error;
|
|
else
|
|
{
|
|
BIO_printf(bio_s_out,"rwrite W BLOCK\n");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
j+=k;
|
|
}
|
|
}
|
|
}
|
|
write_error:
|
|
BIO_free(file);
|
|
break;
|
|
}
|
|
}
|
|
|
|
for (;;)
|
|
{
|
|
i=(int)BIO_flush(io);
|
|
if (i <= 0)
|
|
{
|
|
if (!BIO_should_retry(io))
|
|
break;
|
|
}
|
|
else
|
|
break;
|
|
}
|
|
end:
|
|
#if 1
|
|
/* make sure we re-use sessions */
|
|
SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN);
|
|
#else
|
|
/* This kills performance */
|
|
/* SSL_shutdown(con); A shutdown gets sent in the
|
|
* BIO_free_all(io) procession */
|
|
#endif
|
|
|
|
err:
|
|
|
|
if (ret >= 0)
|
|
BIO_printf(bio_s_out,"ACCEPT\n");
|
|
|
|
if (buf != NULL) OPENSSL_free(buf);
|
|
if (io != NULL) BIO_free_all(io);
|
|
/* if (ssl_bio != NULL) BIO_free(ssl_bio);*/
|
|
return(ret);
|
|
}
|
|
|
|
#ifndef OPENSSL_NO_RSA
|
|
static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength)
|
|
{
|
|
BIGNUM *bn = NULL;
|
|
static RSA *rsa_tmp=NULL;
|
|
|
|
if (!rsa_tmp && ((bn = BN_new()) == NULL))
|
|
BIO_printf(bio_err,"Allocation error in generating RSA key\n");
|
|
if (!rsa_tmp && bn)
|
|
{
|
|
if (!s_quiet)
|
|
{
|
|
BIO_printf(bio_err,"Generating temp (%d bit) RSA key...",keylength);
|
|
(void)BIO_flush(bio_err);
|
|
}
|
|
if(!BN_set_word(bn, RSA_F4) || ((rsa_tmp = RSA_new()) == NULL) ||
|
|
!RSA_generate_key_ex(rsa_tmp, keylength, bn, NULL))
|
|
{
|
|
if(rsa_tmp) RSA_free(rsa_tmp);
|
|
rsa_tmp = NULL;
|
|
}
|
|
if (!s_quiet)
|
|
{
|
|
BIO_printf(bio_err,"\n");
|
|
(void)BIO_flush(bio_err);
|
|
}
|
|
BN_free(bn);
|
|
}
|
|
return(rsa_tmp);
|
|
}
|
|
#endif
|
|
|
|
#define MAX_SESSION_ID_ATTEMPTS 10
|
|
static int generate_session_id(const SSL *ssl, unsigned char *id,
|
|
unsigned int *id_len)
|
|
{
|
|
unsigned int count = 0;
|
|
do {
|
|
RAND_pseudo_bytes(id, *id_len);
|
|
/* Prefix the session_id with the required prefix. NB: If our
|
|
* prefix is too long, clip it - but there will be worse effects
|
|
* anyway, eg. the server could only possibly create 1 session
|
|
* ID (ie. the prefix!) so all future session negotiations will
|
|
* fail due to conflicts. */
|
|
memcpy(id, session_id_prefix,
|
|
(strlen(session_id_prefix) < *id_len) ?
|
|
strlen(session_id_prefix) : *id_len);
|
|
}
|
|
while(SSL_has_matching_session_id(ssl, id, *id_len) &&
|
|
(++count < MAX_SESSION_ID_ATTEMPTS));
|
|
if(count >= MAX_SESSION_ID_ATTEMPTS)
|
|
return 0;
|
|
return 1;
|
|
}
|