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/* apps/s_server.c */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
*
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
*
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* "This product includes cryptographic software written by
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
* 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
*
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
* [including the GNU Public Licence.]
*/
/* ====================================================================
* Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. All advertising materials mentioning features or use of this
* software must display the following acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
*
* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* openssl-core@openssl.org.
*
* 5. Products derived from this software may not be called "OpenSSL"
* nor may "OpenSSL" appear in their names without prior written
* permission of the OpenSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit (http://www.openssl.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
* ====================================================================
*
* This product includes cryptographic software written by Eric Young
* (eay@cryptsoft.com). This product includes software written by Tim
* Hudson (tjh@cryptsoft.com).
*
*/
/* ====================================================================
* Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
* ECC cipher suite support in OpenSSL originally developed by
* SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
*/
/* ====================================================================
* Copyright 2005 Nokia. All rights reserved.
*
* The portions of the attached software ("Contribution") is developed by
* Nokia Corporation and is licensed pursuant to the OpenSSL open source
* license.
*
* The Contribution, originally written by Mika Kousa and Pasi Eronen of
* Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
* support (see RFC 4279) to OpenSSL.
*
* No patent licenses or other rights except those expressly stated in
* the OpenSSL open source license shall be deemed granted or received
* expressly, by implication, estoppel, or otherwise.
*
* No assurances are provided by Nokia that the Contribution does not
* infringe the patent or other intellectual property rights of any third
* party or that the license provides you with all the necessary rights
* to make use of the Contribution.
*
* THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
* ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
* SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
* OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
* OTHERWISE.
*/
/* Until the key-gen callbacks are modified to use newer prototypes, we allow
* deprecated functions for openssl-internal code */
#ifdef OPENSSL_NO_DEPRECATED
#undef OPENSSL_NO_DEPRECATED
#endif
#include <assert.h>
#include <ctype.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <openssl/e_os2.h>
#ifdef OPENSSL_NO_STDIO
#define APPS_WIN16
#endif
#if !defined(OPENSSL_SYS_NETWARE) /* conflicts with winsock2 stuff on netware */
#include <sys/types.h>
#endif
/* With IPv6, it looks like Digital has mixed up the proper order of
recursive header file inclusion, resulting in the compiler complaining
that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which
is needed to have fileno() declared correctly... So let's define u_int */
#if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
#define __U_INT
typedef unsigned int u_int;
#endif
#include <openssl/lhash.h>
#include <openssl/bn.h>
#define USE_SOCKETS
#include "apps.h"
#include <openssl/err.h>
#include <openssl/pem.h>
#include <openssl/x509.h>
#include <openssl/ssl.h>
#include <openssl/rand.h>
#include <openssl/ocsp.h>
#ifndef OPENSSL_NO_DH
#include <openssl/dh.h>
#endif
#ifndef OPENSSL_NO_RSA
#include <openssl/rsa.h>
#endif
#ifndef OPENSSL_NO_SRP
#include <openssl/srp.h>
#endif
#include "s_apps.h"
#include "timeouts.h"
#if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000)
/* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */
#undef FIONBIO
#endif
#if defined(OPENSSL_SYS_BEOS_R5)
#include <fcntl.h>
#endif
#ifndef OPENSSL_NO_RSA
static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength);
#endif
static int sv_body(char *hostname, int s, unsigned char *context);
static int www_body(char *hostname, int s, unsigned char *context);
static void close_accept_socket(void );
static void sv_usage(void);
static int init_ssl_connection(SSL *s);
static void print_stats(BIO *bp,SSL_CTX *ctx);
static int generate_session_id(const SSL *ssl, unsigned char *id,
unsigned int *id_len);
#ifndef OPENSSL_NO_DH
static DH *load_dh_param(const char *dhfile);
static DH *get_dh512(void);
#endif
#ifdef MONOLITH
static void s_server_init(void);
#endif
#ifndef OPENSSL_NO_DH
static unsigned char dh512_p[]={
0xDA,0x58,0x3C,0x16,0xD9,0x85,0x22,0x89,0xD0,0xE4,0xAF,0x75,
0x6F,0x4C,0xCA,0x92,0xDD,0x4B,0xE5,0x33,0xB8,0x04,0xFB,0x0F,
0xED,0x94,0xEF,0x9C,0x8A,0x44,0x03,0xED,0x57,0x46,0x50,0xD3,
0x69,0x99,0xDB,0x29,0xD7,0x76,0x27,0x6B,0xA2,0xD3,0xD4,0x12,
0xE2,0x18,0xF4,0xDD,0x1E,0x08,0x4C,0xF6,0xD8,0x00,0x3E,0x7C,
0x47,0x74,0xE8,0x33,
};
static unsigned char dh512_g[]={
0x02,
};
static DH *get_dh512(void)
{
DH *dh=NULL;
if ((dh=DH_new()) == NULL) return(NULL);
dh->p=BN_bin2bn(dh512_p,sizeof(dh512_p),NULL);
dh->g=BN_bin2bn(dh512_g,sizeof(dh512_g),NULL);
if ((dh->p == NULL) || (dh->g == NULL))
return(NULL);
return(dh);
}
#endif
/* static int load_CA(SSL_CTX *ctx, char *file);*/
#undef BUFSIZZ
#define BUFSIZZ 16*1024
static int bufsize=BUFSIZZ;
static int accept_socket= -1;
#define TEST_CERT "server.pem"
#ifndef OPENSSL_NO_TLSEXT
#define TEST_CERT2 "server2.pem"
#endif
#undef PROG
#define PROG s_server_main
extern int verify_depth, verify_return_error;
static char *cipher=NULL;
static int s_server_verify=SSL_VERIFY_NONE;
static int s_server_session_id_context = 1; /* anything will do */
static const char *s_cert_file=TEST_CERT,*s_key_file=NULL;
#ifndef OPENSSL_NO_TLSEXT
static const char *s_cert_file2=TEST_CERT2,*s_key_file2=NULL;
#endif
static char *s_dcert_file=NULL,*s_dkey_file=NULL;
#ifdef FIONBIO
static int s_nbio=0;
#endif
static int s_nbio_test=0;
int s_crlf=0;
static SSL_CTX *ctx=NULL;
#ifndef OPENSSL_NO_TLSEXT
static SSL_CTX *ctx2=NULL;
#endif
static int www=0;
static BIO *bio_s_out=NULL;
static int s_debug=0;
#ifndef OPENSSL_NO_TLSEXT
static int s_tlsextdebug=0;
static int s_tlsextstatus=0;
static int cert_status_cb(SSL *s, void *arg);
#endif
static int s_msg=0;
static int s_quiet=0;
static char *keymatexportlabel=NULL;
static int keymatexportlen=20;
static int hack=0;
#ifndef OPENSSL_NO_ENGINE
static char *engine_id=NULL;
#endif
static const char *session_id_prefix=NULL;
static int enable_timeouts = 0;
static long socket_mtu;
#ifndef OPENSSL_NO_DTLS1
static int cert_chain = 0;
#endif
#ifndef OPENSSL_NO_PSK
static char *psk_identity="Client_identity";
char *psk_key=NULL; /* by default PSK is not used */
static unsigned int psk_server_cb(SSL *ssl, const char *identity,
unsigned char *psk, unsigned int max_psk_len)
{
unsigned int psk_len = 0;
int ret;
BIGNUM *bn = NULL;
if (s_debug)
BIO_printf(bio_s_out,"psk_server_cb\n");
if (!identity)
{
BIO_printf(bio_err,"Error: client did not send PSK identity\n");
goto out_err;
}
if (s_debug)
BIO_printf(bio_s_out,"identity_len=%d identity=%s\n",
identity ? (int)strlen(identity) : 0, identity);
/* here we could lookup the given identity e.g. from a database */
if (strcmp(identity, psk_identity) != 0)
{
BIO_printf(bio_s_out, "PSK error: client identity not found"
" (got '%s' expected '%s')\n", identity,
psk_identity);
goto out_err;
}
if (s_debug)
BIO_printf(bio_s_out, "PSK client identity found\n");
/* convert the PSK key to binary */
ret = BN_hex2bn(&bn, psk_key);
if (!ret)
{
BIO_printf(bio_err,"Could not convert PSK key '%s' to BIGNUM\n", psk_key);
if (bn)
BN_free(bn);
return 0;
}
if (BN_num_bytes(bn) > (int)max_psk_len)
{
BIO_printf(bio_err,"psk buffer of callback is too small (%d) for key (%d)\n",
max_psk_len, BN_num_bytes(bn));
BN_free(bn);
return 0;
}
ret = BN_bn2bin(bn, psk);
BN_free(bn);
if (ret < 0)
goto out_err;
psk_len = (unsigned int)ret;
if (s_debug)
BIO_printf(bio_s_out, "fetched PSK len=%d\n", psk_len);
return psk_len;
out_err:
if (s_debug)
BIO_printf(bio_err, "Error in PSK server callback\n");
return 0;
}
#endif
#ifndef OPENSSL_NO_SRP
/* This is a context that we pass to callbacks */
typedef struct srpsrvparm_st
{
char *login;
SRP_VBASE *vb;
SRP_user_pwd *user;
} srpsrvparm;
/* This callback pretends to require some asynchronous logic in order to obtain
a verifier. When the callback is called for a new connection we return
with a negative value. This will provoke the accept etc to return with
an LOOKUP_X509. The main logic of the reinvokes the suspended call
(which would normally occur after a worker has finished) and we
set the user parameters.
*/
static int MS_CALLBACK ssl_srp_server_param_cb(SSL *s, int *ad, void *arg)
{
srpsrvparm *p = (srpsrvparm *)arg;
if (p->login == NULL && p->user == NULL )
{
p->login = SSL_get_srp_username(s);
BIO_printf(bio_err, "SRP username = \"%s\"\n", p->login);
return (-1) ;
}
if (p->user == NULL)
{
BIO_printf(bio_err, "User %s doesn't exist\n", p->login);
return SSL3_AL_FATAL;
}
if (SSL_set_srp_server_param(s, p->user->N, p->user->g, p->user->s, p->user->v,
p->user->info) < 0)
{
*ad = SSL_AD_INTERNAL_ERROR;
return SSL3_AL_FATAL;
}
BIO_printf(bio_err, "SRP parameters set: username = \"%s\" info=\"%s\" \n", p->login,p->user->info);
/* need to check whether there are memory leaks */
p->user = NULL;
p->login = NULL;
return SSL_ERROR_NONE;
}
#endif
#ifdef MONOLITH
static void s_server_init(void)
{
accept_socket=-1;
cipher=NULL;
s_server_verify=SSL_VERIFY_NONE;
s_dcert_file=NULL;
s_dkey_file=NULL;
s_cert_file=TEST_CERT;
s_key_file=NULL;
#ifndef OPENSSL_NO_TLSEXT
s_cert_file2=TEST_CERT2;
s_key_file2=NULL;
ctx2=NULL;
#endif
#ifdef FIONBIO
s_nbio=0;
#endif
s_nbio_test=0;
ctx=NULL;
www=0;
bio_s_out=NULL;
s_debug=0;
s_msg=0;
s_quiet=0;
hack=0;
#ifndef OPENSSL_NO_ENGINE
engine_id=NULL;
#endif
}
#endif
static void sv_usage(void)
{
BIO_printf(bio_err,"usage: s_server [args ...]\n");
BIO_printf(bio_err,"\n");
BIO_printf(bio_err," -accept arg - port to accept on (default is %d)\n",PORT);
BIO_printf(bio_err," -context arg - set session ID context\n");
BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n");
BIO_printf(bio_err," -Verify arg - turn on peer certificate verification, must have a cert.\n");
BIO_printf(bio_err," -verify_return_error - return verification errors\n");
BIO_printf(bio_err," -cert arg - certificate file to use\n");
BIO_printf(bio_err," (default is %s)\n",TEST_CERT);
BIO_printf(bio_err," -crl_check - check the peer certificate has not been revoked by its CA.\n" \
" The CRL(s) are appended to the certificate file\n");
BIO_printf(bio_err," -crl_check_all - check the peer certificate has not been revoked by its CA\n" \
" or any other CRL in the CA chain. CRL(s) are appened to the\n" \
" the certificate file.\n");
BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n");
BIO_printf(bio_err," -key arg - Private Key file to use, in cert file if\n");
BIO_printf(bio_err," not specified (default is %s)\n",TEST_CERT);
BIO_printf(bio_err," -keyform arg - key format (PEM, DER or ENGINE) PEM default\n");
BIO_printf(bio_err," -pass arg - private key file pass phrase source\n");
BIO_printf(bio_err," -dcert arg - second certificate file to use (usually for DSA)\n");
BIO_printf(bio_err," -dcertform x - second certificate format (PEM or DER) PEM default\n");
BIO_printf(bio_err," -dkey arg - second private key file to use (usually for DSA)\n");
BIO_printf(bio_err," -dkeyform arg - second key format (PEM, DER or ENGINE) PEM default\n");
BIO_printf(bio_err," -dpass arg - second private key file pass phrase source\n");
BIO_printf(bio_err," -dhparam arg - DH parameter file to use, in cert file if not specified\n");
BIO_printf(bio_err," or a default set of parameters is used\n");
#ifndef OPENSSL_NO_ECDH
BIO_printf(bio_err," -named_curve arg - Elliptic curve name to use for ephemeral ECDH keys.\n" \
" Use \"openssl ecparam -list_curves\" for all names\n" \
" (default is nistp256).\n");
#endif
#ifdef FIONBIO
BIO_printf(bio_err," -nbio - Run with non-blocking IO\n");
#endif
BIO_printf(bio_err," -nbio_test - test with the non-blocking test bio\n");
BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n");
BIO_printf(bio_err," -debug - Print more output\n");
BIO_printf(bio_err," -msg - Show protocol messages\n");
BIO_printf(bio_err," -state - Print the SSL states\n");
BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n");
BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n");
BIO_printf(bio_err," -nocert - Don't use any certificates (Anon-DH)\n");
BIO_printf(bio_err," -cipher arg - play with 'openssl ciphers' to see what goes here\n");
BIO_printf(bio_err," -serverpref - Use server's cipher preferences\n");
BIO_printf(bio_err," -quiet - No server output\n");
BIO_printf(bio_err," -no_tmp_rsa - Do not generate a tmp RSA key\n");
#ifndef OPENSSL_NO_PSK
BIO_printf(bio_err," -psk_hint arg - PSK identity hint to use\n");
BIO_printf(bio_err," -psk arg - PSK in hex (without 0x)\n");
# ifndef OPENSSL_NO_JPAKE
BIO_printf(bio_err," -jpake arg - JPAKE secret to use\n");
# endif
#endif
#ifndef OPENSSL_NO_SRP
BIO_printf(bio_err," -srpvfile file - The verifier file for SRP\n");
BIO_printf(bio_err," -srpuserseed string - A seed string for a default user salt.\n");
#endif
BIO_printf(bio_err," -ssl2 - Just talk SSLv2\n");
BIO_printf(bio_err," -ssl3 - Just talk SSLv3\n");
BIO_printf(bio_err," -tls1_2 - Just talk TLSv1.2\n");
BIO_printf(bio_err," -tls1_1 - Just talk TLSv1.1\n");
BIO_printf(bio_err," -tls1 - Just talk TLSv1\n");
BIO_printf(bio_err," -dtls1 - Just talk DTLSv1\n");
BIO_printf(bio_err," -timeout - Enable timeouts\n");
BIO_printf(bio_err," -mtu - Set link layer MTU\n");
BIO_printf(bio_err," -chain - Read a certificate chain\n");
BIO_printf(bio_err," -no_ssl2 - Just disable SSLv2\n");
BIO_printf(bio_err," -no_ssl3 - Just disable SSLv3\n");
BIO_printf(bio_err," -no_tls1 - Just disable TLSv1\n");
BIO_printf(bio_err," -no_tls1_1 - Just disable TLSv1.1\n");
BIO_printf(bio_err," -no_tls1_2 - Just disable TLSv1.2\n");
#ifndef OPENSSL_NO_DH
BIO_printf(bio_err," -no_dhe - Disable ephemeral DH\n");
#endif
#ifndef OPENSSL_NO_ECDH
BIO_printf(bio_err," -no_ecdhe - Disable ephemeral ECDH\n");
#endif
BIO_printf(bio_err," -bugs - Turn on SSL bug compatibility\n");
BIO_printf(bio_err," -hack - workaround for early Netscape code\n");
BIO_printf(bio_err," -www - Respond to a 'GET /' with a status page\n");
BIO_printf(bio_err," -WWW - Respond to a 'GET /<path> HTTP/1.0' with file ./<path>\n");
BIO_printf(bio_err," -HTTP - Respond to a 'GET /<path> HTTP/1.0' with file ./<path>\n");
BIO_printf(bio_err," with the assumption it contains a complete HTTP response.\n");
#ifndef OPENSSL_NO_ENGINE
BIO_printf(bio_err," -engine id - Initialise and use the specified engine\n");
#endif
BIO_printf(bio_err," -id_prefix arg - Generate SSL/TLS session IDs prefixed by 'arg'\n");
BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
#ifndef OPENSSL_NO_TLSEXT
BIO_printf(bio_err," -servername host - servername for HostName TLS extension\n");
BIO_printf(bio_err," -servername_fatal - on mismatch send fatal alert (default warning alert)\n");
BIO_printf(bio_err," -cert2 arg - certificate file to use for servername\n");
BIO_printf(bio_err," (default is %s)\n",TEST_CERT2);
BIO_printf(bio_err," -key2 arg - Private Key file to use for servername, in cert file if\n");
BIO_printf(bio_err," not specified (default is %s)\n",TEST_CERT2);
BIO_printf(bio_err," -tlsextdebug - hex dump of all TLS extensions received\n");
BIO_printf(bio_err," -no_ticket - disable use of RFC4507bis session tickets\n");
BIO_printf(bio_err," -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n");
# ifndef OPENSSL_NO_NEXTPROTONEG
BIO_printf(bio_err," -nextprotoneg arg - set the advertised protocols for the NPN extension (comma-separated list)\n");
# endif
# ifndef OPENSSL_NO_SRTP
BIO_printf(bio_err," -use_srtp profiles - Offer SRTP key management with a colon-separated profile list\n");
# endif
#endif
BIO_printf(bio_err," -keymatexport label - Export keying material using label\n");
BIO_printf(bio_err," -keymatexportlen len - Export len bytes of keying material (default 20)\n");
BIO_printf(bio_err," -status - respond to certificate status requests\n");
BIO_printf(bio_err," -status_verbose - enable status request verbose printout\n");
BIO_printf(bio_err," -status_timeout n - status request responder timeout\n");
BIO_printf(bio_err," -status_url URL - status request fallback URL\n");
}
static int local_argc=0;
static char **local_argv;
#ifdef CHARSET_EBCDIC
static int ebcdic_new(BIO *bi);
static int ebcdic_free(BIO *a);
static int ebcdic_read(BIO *b, char *out, int outl);
static int ebcdic_write(BIO *b, const char *in, int inl);
static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr);
static int ebcdic_gets(BIO *bp, char *buf, int size);
static int ebcdic_puts(BIO *bp, const char *str);
#define BIO_TYPE_EBCDIC_FILTER (18|0x0200)
static BIO_METHOD methods_ebcdic=
{
BIO_TYPE_EBCDIC_FILTER,
"EBCDIC/ASCII filter",
ebcdic_write,
ebcdic_read,
ebcdic_puts,
ebcdic_gets,
ebcdic_ctrl,
ebcdic_new,
ebcdic_free,
};
typedef struct
{
size_t alloced;
char buff[1];
} EBCDIC_OUTBUFF;
BIO_METHOD *BIO_f_ebcdic_filter()
{
return(&methods_ebcdic);
}
static int ebcdic_new(BIO *bi)
{
EBCDIC_OUTBUFF *wbuf;
wbuf = (EBCDIC_OUTBUFF *)OPENSSL_malloc(sizeof(EBCDIC_OUTBUFF) + 1024);
wbuf->alloced = 1024;
wbuf->buff[0] = '\0';
bi->ptr=(char *)wbuf;
bi->init=1;
bi->flags=0;
return(1);
}
static int ebcdic_free(BIO *a)
{
if (a == NULL) return(0);
if (a->ptr != NULL)
OPENSSL_free(a->ptr);
a->ptr=NULL;
a->init=0;
a->flags=0;
return(1);
}
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
#ifndef OPENSSL_NO_TLSEXT
/* This is a context that we pass to callbacks */
typedef struct tlsextctx_st {
char * servername;
BIO * biodebug;
int extension_error;
} tlsextctx;
static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg)
{
tlsextctx * p = (tlsextctx *) arg;
const char * servername = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
if (servername && p->biodebug)
BIO_printf(p->biodebug,"Hostname in TLS extension: \"%s\"\n",servername);
if (!p->servername)
return SSL_TLSEXT_ERR_NOACK;
if (servername)
{
if (strcasecmp(servername,p->servername))
return p->extension_error;
if (ctx2)
{
BIO_printf(p->biodebug,"Switching server context.\n");
SSL_set_SSL_CTX(s,ctx2);
}
}
return SSL_TLSEXT_ERR_OK;
}
/* Structure passed to cert status callback */
typedef struct tlsextstatusctx_st {
/* Default responder to use */
char *host, *path, *port;
int use_ssl;
int timeout;
BIO *err;
int verbose;
} tlsextstatusctx;
static tlsextstatusctx tlscstatp = {NULL, NULL, NULL, 0, -1, NULL, 0};
/* Certificate Status callback. This is called when a client includes a
* certificate status request extension.
*
* This is a simplified version. It examines certificates each time and
* makes one OCSP responder query for each request.
*
* A full version would store details such as the OCSP certificate IDs and
* minimise the number of OCSP responses by caching them until they were
* considered "expired".
*/
static int cert_status_cb(SSL *s, void *arg)
{
tlsextstatusctx *srctx = arg;
BIO *err = srctx->err;
char *host, *port, *path;
int use_ssl;
unsigned char *rspder = NULL;
int rspderlen;
STACK_OF(OPENSSL_STRING) *aia = NULL;
X509 *x = NULL;
X509_STORE_CTX inctx;
X509_OBJECT obj;
OCSP_REQUEST *req = NULL;
OCSP_RESPONSE *resp = NULL;
OCSP_CERTID *id = NULL;
STACK_OF(X509_EXTENSION) *exts;
int ret = SSL_TLSEXT_ERR_NOACK;
int i;
#if 0
STACK_OF(OCSP_RESPID) *ids;
SSL_get_tlsext_status_ids(s, &ids);
BIO_printf(err, "cert_status: received %d ids\n", sk_OCSP_RESPID_num(ids));
#endif
if (srctx->verbose)
BIO_puts(err, "cert_status: callback called\n");
/* Build up OCSP query from server certificate */
x = SSL_get_certificate(s);
aia = X509_get1_ocsp(x);
if (aia)
{
if (!OCSP_parse_url(sk_OPENSSL_STRING_value(aia, 0),
&host, &port, &path, &use_ssl))
{
BIO_puts(err, "cert_status: can't parse AIA URL\n");
goto err;
}
if (srctx->verbose)
BIO_printf(err, "cert_status: AIA URL: %s\n",
sk_OPENSSL_STRING_value(aia, 0));
}
else
{
if (!srctx->host)
{
BIO_puts(srctx->err, "cert_status: no AIA and no default responder URL\n");
goto done;
}
host = srctx->host;
path = srctx->path;
port = srctx->port;
use_ssl = srctx->use_ssl;
}
if (!X509_STORE_CTX_init(&inctx,
SSL_CTX_get_cert_store(SSL_get_SSL_CTX(s)),
NULL, NULL))
goto err;
if (X509_STORE_get_by_subject(&inctx,X509_LU_X509,
X509_get_issuer_name(x),&obj) <= 0)
{
BIO_puts(err, "cert_status: Can't retrieve issuer certificate.\n");
X509_STORE_CTX_cleanup(&inctx);
goto done;
}
req = OCSP_REQUEST_new();
if (!req)
goto err;
id = OCSP_cert_to_id(NULL, x, obj.data.x509);
X509_free(obj.data.x509);
X509_STORE_CTX_cleanup(&inctx);
if (!id)
goto err;
if (!OCSP_request_add0_id(req, id))
goto err;
id = NULL;
/* Add any extensions to the request */
SSL_get_tlsext_status_exts(s, &exts);
for (i = 0; i < sk_X509_EXTENSION_num(exts); i++)
{
X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i);
if (!OCSP_REQUEST_add_ext(req, ext, -1))
goto err;
}
resp = process_responder(err, req, host, path, port, use_ssl, NULL,
srctx->timeout);
if (!resp)
{
BIO_puts(err, "cert_status: error querying responder\n");
goto done;
}
rspderlen = i2d_OCSP_RESPONSE(resp, &rspder);
if (rspderlen <= 0)
goto err;
SSL_set_tlsext_status_ocsp_resp(s, rspder, rspderlen);
if (srctx->verbose)
{
BIO_puts(err, "cert_status: ocsp response sent:\n");
OCSP_RESPONSE_print(err, resp, 2);
}
ret = SSL_TLSEXT_ERR_OK;
done:
if (ret != SSL_TLSEXT_ERR_OK)
ERR_print_errors(err);
if (aia)
{
OPENSSL_free(host);
OPENSSL_free(path);
OPENSSL_free(port);
X509_email_free(aia);
}
if (id)
OCSP_CERTID_free(id);
if (req)
OCSP_REQUEST_free(req);
if (resp)
OCSP_RESPONSE_free(resp);
return ret;
err:
ret = SSL_TLSEXT_ERR_ALERT_FATAL;
goto done;
}
# ifndef OPENSSL_NO_NEXTPROTONEG
/* This is the context that we pass to next_proto_cb */
typedef struct tlsextnextprotoctx_st {
unsigned char *data;
unsigned int len;
} tlsextnextprotoctx;
static int next_proto_cb(SSL *s, const unsigned char **data, unsigned int *len, void *arg)
{
tlsextnextprotoctx *next_proto = arg;
*data = next_proto->data;
*len = next_proto->len;
return SSL_TLSEXT_ERR_OK;
}
# endif /* ndef OPENSSL_NO_NEXTPROTONEG */
#endif
int MAIN(int, char **);
#ifndef OPENSSL_NO_JPAKE
static char *jpake_secret = NULL;
#endif
#ifndef OPENSSL_NO_SRP
static srpsrvparm srp_callback_parm;
#endif
#ifndef OPENSSL_NO_SRTP
static char *srtp_profiles = NULL;
#endif
int MAIN(int argc, char *argv[])
{
X509_VERIFY_PARAM *vpm = NULL;
int badarg = 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;
const SSL_METHOD *meth=NULL;
int socket_type=SOCK_STREAM;
ENGINE *e=NULL;
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;
int no_cache = 0;
#ifndef OPENSSL_NO_TLSEXT
EVP_PKEY *s_key2 = NULL;
X509 *s_cert2 = NULL;
tlsextctx tlsextcbp = {NULL, NULL, SSL_TLSEXT_ERR_ALERT_WARNING};
# ifndef OPENSSL_NO_NEXTPROTONEG
const char *next_proto_neg_in = NULL;
tlsextnextprotoctx next_proto;
# endif
#endif
#ifndef OPENSSL_NO_PSK
/* by default do not send a PSK identity hint */
static char *psk_identity_hint=NULL;
#endif
#ifndef OPENSSL_NO_SRP
char *srpuserseed = NULL;
char *srp_verifier_file = NULL;
#endif
meth=SSLv23_server_method();
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;