2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
58 /* ====================================================================
59 * Copyright (c) 1998-2001 The OpenSSL Project. All rights reserved.
61 * Redistribution and use in source and binary forms, with or without
62 * modification, are permitted provided that the following conditions
65 * 1. Redistributions of source code must retain the above copyright
66 * notice, this list of conditions and the following disclaimer.
68 * 2. Redistributions in binary form must reproduce the above copyright
69 * notice, this list of conditions and the following disclaimer in
70 * the documentation and/or other materials provided with the
73 * 3. All advertising materials mentioning features or use of this
74 * software must display the following acknowledgment:
75 * "This product includes software developed by the OpenSSL Project
76 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
78 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
79 * endorse or promote products derived from this software without
80 * prior written permission. For written permission, please contact
81 * openssl-core@openssl.org.
83 * 5. Products derived from this software may not be called "OpenSSL"
84 * nor may "OpenSSL" appear in their names without prior written
85 * permission of the OpenSSL Project.
87 * 6. Redistributions of any form whatsoever must retain the following
89 * "This product includes software developed by the OpenSSL Project
90 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
92 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
93 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
94 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
95 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
96 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
97 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
98 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
99 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
100 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
101 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
102 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
103 * OF THE POSSIBILITY OF SUCH DAMAGE.
104 * ====================================================================
106 * This product includes cryptographic software written by Eric Young
107 * (eay@cryptsoft.com). This product includes software written by Tim
108 * Hudson (tjh@cryptsoft.com).
116 #include <openssl/e_os2.h>
117 #ifdef OPENSSL_NO_STDIO
121 /* With IPv6, it looks like Digital has mixed up the proper order of
122 recursive header file inclusion, resulting in the compiler complaining
123 that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which
124 is needed to have fileno() declared correctly... So let's define u_int */
125 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
127 typedef unsigned int u_int
;
132 #include <openssl/x509.h>
133 #include <openssl/ssl.h>
134 #include <openssl/err.h>
135 #include <openssl/pem.h>
136 #include <openssl/rand.h>
138 #include "timeouts.h"
140 #if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000)
141 /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */
146 #define PROG s_client_main
148 /*#define SSL_HOST_NAME "www.netscape.com" */
149 /*#define SSL_HOST_NAME "193.118.187.102" */
150 #define SSL_HOST_NAME "localhost"
152 /*#define TEST_CERT "client.pem" */ /* no default cert. */
155 #define BUFSIZZ 1024*8
157 extern int verify_depth
;
158 extern int verify_error
;
163 static int c_Pause
=0;
164 static int c_debug
=0;
166 static int c_showcerts
=0;
168 static void sc_usage(void);
169 static void print_stuff(BIO
*berr
,SSL
*con
,int full
);
170 static BIO
*bio_c_out
=NULL
;
171 static int c_quiet
=0;
172 static int c_ign_eof
=0;
174 static void sc_usage(void)
176 BIO_printf(bio_err
,"usage: s_client args\n");
177 BIO_printf(bio_err
,"\n");
178 BIO_printf(bio_err
," -host host - use -connect instead\n");
179 BIO_printf(bio_err
," -port port - use -connect instead\n");
180 BIO_printf(bio_err
," -connect host:port - who to connect to (default is %s:%s)\n",SSL_HOST_NAME
,PORT_STR
);
182 BIO_printf(bio_err
," -verify arg - turn on peer certificate verification\n");
183 BIO_printf(bio_err
," -cert arg - certificate file to use, PEM format assumed\n");
184 BIO_printf(bio_err
," -certform arg - certificate format (PEM or DER) PEM default\n");
185 BIO_printf(bio_err
," -key arg - Private key file to use, in cert file if\n");
186 BIO_printf(bio_err
," not specified but cert file is.\n");
187 BIO_printf(bio_err
," -keyform arg - key format (PEM or DER) PEM default\n");
188 BIO_printf(bio_err
," -pass arg - private key file pass phrase source\n");
189 BIO_printf(bio_err
," -CApath arg - PEM format directory of CA's\n");
190 BIO_printf(bio_err
," -CAfile arg - PEM format file of CA's\n");
191 BIO_printf(bio_err
," -reconnect - Drop and re-make the connection with the same Session-ID\n");
192 BIO_printf(bio_err
," -pause - sleep(1) after each read(2) and write(2) system call\n");
193 BIO_printf(bio_err
," -showcerts - show all certificates in the chain\n");
194 BIO_printf(bio_err
," -debug - extra output\n");
196 BIO_printf(bio_err
," -wdebug - WATT-32 tcp debugging\n");
198 BIO_printf(bio_err
," -msg - Show protocol messages\n");
199 BIO_printf(bio_err
," -nbio_test - more ssl protocol testing\n");
200 BIO_printf(bio_err
," -state - print the 'ssl' states\n");
202 BIO_printf(bio_err
," -nbio - Run with non-blocking IO\n");
204 BIO_printf(bio_err
," -crlf - convert LF from terminal into CRLF\n");
205 BIO_printf(bio_err
," -quiet - no s_client output\n");
206 BIO_printf(bio_err
," -ign_eof - ignore input eof (default when -quiet)\n");
207 BIO_printf(bio_err
," -ssl2 - just use SSLv2\n");
208 BIO_printf(bio_err
," -ssl3 - just use SSLv3\n");
209 BIO_printf(bio_err
," -tls1 - just use TLSv1\n");
210 BIO_printf(bio_err
," -dtls1 - just use DTLSv1\n");
211 BIO_printf(bio_err
," -mtu - set the MTU\n");
212 BIO_printf(bio_err
," -no_tls1/-no_ssl3/-no_ssl2 - turn off that protocol\n");
213 BIO_printf(bio_err
," -bugs - Switch on all SSL implementation bug workarounds\n");
214 BIO_printf(bio_err
," -serverpref - Use server's cipher preferences (only SSLv2)\n");
215 BIO_printf(bio_err
," -cipher - preferred cipher to use, use the 'openssl ciphers'\n");
216 BIO_printf(bio_err
," command to see what is available\n");
217 BIO_printf(bio_err
," -starttls prot - use the STARTTLS command before starting TLS\n");
218 BIO_printf(bio_err
," for those protocols that support it, where\n");
219 BIO_printf(bio_err
," 'prot' defines which one to assume. Currently,\n");
220 BIO_printf(bio_err
," only \"smtp\" and \"pop3\" are supported.\n");
221 #ifndef OPENSSL_NO_ENGINE
222 BIO_printf(bio_err
," -engine id - Initialise and use the specified engine\n");
224 BIO_printf(bio_err
," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR
, LIST_SEPARATOR_CHAR
);
225 #ifndef OPENSSL_NO_TLSEXT
226 BIO_printf(bio_err
," -servername host - Set TLS extension servername in ClientHello\n");
230 #ifndef OPENSSL_NO_TLSEXT
232 /* This is a context that we pass to callbacks */
233 typedef struct tlsextctx_st
{
239 static int MS_CALLBACK
ssl_servername_cb(SSL
*s
, int *ad
, void *arg
) {
240 tlsextctx
* p
= (tlsextctx
*) arg
;
241 const unsigned char * hn
= SSL_get_servername(s
, TLSEXT_TYPE_SERVER_host
);
242 if (SSL_get_servername_type(s
) != -1)
243 p
->ack
= !SSL_session_reused(s
) && hn
!= NULL
;
245 BIO_printf(bio_err
,"SSL_get_tlsext_hostname does not work\n");
247 return SSL_ERROR_NONE
;
251 int MAIN(int, char **);
253 int MAIN(int argc
, char **argv
)
256 SSL
*con
=NULL
,*con2
=NULL
;
257 X509_STORE
*store
= NULL
;
258 int s
,k
,width
,state
=0;
259 char *cbuf
=NULL
,*sbuf
=NULL
,*mbuf
=NULL
;
260 int cbuf_len
,cbuf_off
;
261 int sbuf_len
,sbuf_off
;
262 fd_set readfds
,writefds
;
265 char *host
=SSL_HOST_NAME
;
266 char *cert_file
=NULL
,*key_file
=NULL
;
267 int cert_format
= FORMAT_PEM
, key_format
= FORMAT_PEM
;
268 char *passarg
= NULL
, *pass
= NULL
;
270 EVP_PKEY
*key
= NULL
;
271 char *CApath
=NULL
,*CAfile
=NULL
,*cipher
=NULL
;
272 int reconnect
=0,badop
=0,verify
=SSL_VERIFY_NONE
,bugs
=0;
274 int write_tty
,read_tty
,write_ssl
,read_ssl
,tty_on
,ssl_pending
;
276 int ret
=1,in_init
=1,i
,nbio_test
=0;
277 int starttls_proto
= 0;
278 int prexit
= 0, vflags
= 0;
279 const SSL_METHOD
*meth
=NULL
;
280 int socketType
=SOCK_STREAM
;
283 #ifndef OPENSSL_NO_ENGINE
284 char *engine_id
=NULL
;
287 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
291 #ifndef OPENSSL_NO_TLSEXT
292 char *servername
= NULL
;
293 tlsextctx tlsextcbp
=
296 struct sockaddr peer
;
297 int peerlen
= sizeof(peer
);
298 int enable_timeouts
= 0 ;
301 #if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
302 meth
=SSLv23_client_method();
303 #elif !defined(OPENSSL_NO_SSL3)
304 meth
=SSLv3_client_method();
305 #elif !defined(OPENSSL_NO_SSL2)
306 meth
=SSLv2_client_method();
318 bio_err
=BIO_new_fp(stderr
,BIO_NOCLOSE
);
320 if (!load_config(bio_err
, NULL
))
323 if ( ((cbuf
=OPENSSL_malloc(BUFSIZZ
)) == NULL
) ||
324 ((sbuf
=OPENSSL_malloc(BUFSIZZ
)) == NULL
) ||
325 ((mbuf
=OPENSSL_malloc(BUFSIZZ
)) == NULL
))
327 BIO_printf(bio_err
,"out of memory\n");
332 verify_error
=X509_V_OK
;
341 if (strcmp(*argv
,"-host") == 0)
343 if (--argc
< 1) goto bad
;
346 else if (strcmp(*argv
,"-port") == 0)
348 if (--argc
< 1) goto bad
;
349 port
=atoi(*(++argv
));
350 if (port
== 0) goto bad
;
352 else if (strcmp(*argv
,"-connect") == 0)
354 if (--argc
< 1) goto bad
;
355 if (!extract_host_port(*(++argv
),&host
,NULL
,&port
))
358 else if (strcmp(*argv
,"-verify") == 0)
360 verify
=SSL_VERIFY_PEER
;
361 if (--argc
< 1) goto bad
;
362 verify_depth
=atoi(*(++argv
));
363 BIO_printf(bio_err
,"verify depth is %d\n",verify_depth
);
365 else if (strcmp(*argv
,"-cert") == 0)
367 if (--argc
< 1) goto bad
;
368 cert_file
= *(++argv
);
370 else if (strcmp(*argv
,"-certform") == 0)
372 if (--argc
< 1) goto bad
;
373 cert_format
= str2fmt(*(++argv
));
375 else if (strcmp(*argv
,"-crl_check") == 0)
376 vflags
|= X509_V_FLAG_CRL_CHECK
;
377 else if (strcmp(*argv
,"-crl_check_all") == 0)
378 vflags
|= X509_V_FLAG_CRL_CHECK
|X509_V_FLAG_CRL_CHECK_ALL
;
379 else if (strcmp(*argv
,"-prexit") == 0)
381 else if (strcmp(*argv
,"-crlf") == 0)
383 else if (strcmp(*argv
,"-quiet") == 0)
388 else if (strcmp(*argv
,"-ign_eof") == 0)
390 else if (strcmp(*argv
,"-pause") == 0)
392 else if (strcmp(*argv
,"-debug") == 0)
395 else if (strcmp(*argv
,"-wdebug") == 0)
398 else if (strcmp(*argv
,"-msg") == 0)
400 else if (strcmp(*argv
,"-showcerts") == 0)
402 else if (strcmp(*argv
,"-nbio_test") == 0)
404 else if (strcmp(*argv
,"-state") == 0)
406 #ifndef OPENSSL_NO_SSL2
407 else if (strcmp(*argv
,"-ssl2") == 0)
408 meth
=SSLv2_client_method();
410 #ifndef OPENSSL_NO_SSL3
411 else if (strcmp(*argv
,"-ssl3") == 0)
412 meth
=SSLv3_client_method();
414 #ifndef OPENSSL_NO_TLS1
415 else if (strcmp(*argv
,"-tls1") == 0)
416 meth
=TLSv1_client_method();
418 #ifndef OPENSSL_NO_DTLS1
419 else if (strcmp(*argv
,"-dtls1") == 0)
421 meth
=DTLSv1_client_method();
422 socketType
=SOCK_DGRAM
;
424 else if (strcmp(*argv
,"-timeout") == 0)
426 else if (strcmp(*argv
,"-mtu") == 0)
428 if (--argc
< 1) goto bad
;
429 mtu
= atol(*(++argv
));
432 else if (strcmp(*argv
,"-bugs") == 0)
434 else if (strcmp(*argv
,"-keyform") == 0)
436 if (--argc
< 1) goto bad
;
437 key_format
= str2fmt(*(++argv
));
439 else if (strcmp(*argv
,"-pass") == 0)
441 if (--argc
< 1) goto bad
;
444 else if (strcmp(*argv
,"-key") == 0)
446 if (--argc
< 1) goto bad
;
449 else if (strcmp(*argv
,"-reconnect") == 0)
453 else if (strcmp(*argv
,"-CApath") == 0)
455 if (--argc
< 1) goto bad
;
458 else if (strcmp(*argv
,"-CAfile") == 0)
460 if (--argc
< 1) goto bad
;
463 else if (strcmp(*argv
,"-no_tls1") == 0)
464 off
|=SSL_OP_NO_TLSv1
;
465 else if (strcmp(*argv
,"-no_ssl3") == 0)
466 off
|=SSL_OP_NO_SSLv3
;
467 else if (strcmp(*argv
,"-no_ssl2") == 0)
468 off
|=SSL_OP_NO_SSLv2
;
469 else if (strcmp(*argv
,"-no_comp") == 0)
470 { off
|=SSL_OP_NO_COMPRESSION
; }
471 else if (strcmp(*argv
,"-serverpref") == 0)
472 off
|=SSL_OP_CIPHER_SERVER_PREFERENCE
;
473 else if (strcmp(*argv
,"-cipher") == 0)
475 if (--argc
< 1) goto bad
;
479 else if (strcmp(*argv
,"-nbio") == 0)
482 else if (strcmp(*argv
,"-starttls") == 0)
484 if (--argc
< 1) goto bad
;
486 if (strcmp(*argv
,"smtp") == 0)
488 else if (strcmp(*argv
,"pop3") == 0)
493 #ifndef OPENSSL_NO_ENGINE
494 else if (strcmp(*argv
,"-engine") == 0)
496 if (--argc
< 1) goto bad
;
497 engine_id
= *(++argv
);
500 else if (strcmp(*argv
,"-rand") == 0)
502 if (--argc
< 1) goto bad
;
505 #ifndef OPENSSL_NO_TLSEXT
506 else if (strcmp(*argv
,"-servername") == 0)
508 if (--argc
< 1) goto bad
;
509 servername
= *(++argv
);
510 /* meth=TLSv1_client_method(); */
515 BIO_printf(bio_err
,"unknown option %s\n",*argv
);
529 OpenSSL_add_ssl_algorithms();
530 SSL_load_error_strings();
532 #ifndef OPENSSL_NO_ENGINE
533 e
= setup_engine(bio_err
, engine_id
, 1);
535 if (!app_passwd(bio_err
, passarg
, NULL
, &pass
, NULL
))
537 BIO_printf(bio_err
, "Error getting password\n");
541 if (key_file
== NULL
)
542 key_file
= cert_file
;
549 key
= load_key(bio_err
, key_file
, key_format
, 0, pass
, e
,
550 "client certificate private key file");
553 ERR_print_errors(bio_err
);
562 cert
= load_cert(bio_err
,cert_file
,cert_format
,
563 NULL
, e
, "client certificate file");
567 ERR_print_errors(bio_err
);
572 if (!app_RAND_load_file(NULL
, bio_err
, 1) && inrand
== NULL
575 BIO_printf(bio_err
,"warning, not much extra random data, consider using the -rand option\n");
578 BIO_printf(bio_err
,"%ld semi-random bytes loaded\n",
579 app_RAND_load_files(inrand
));
581 if (bio_c_out
== NULL
)
583 if (c_quiet
&& !c_debug
&& !c_msg
)
585 bio_c_out
=BIO_new(BIO_s_null());
589 if (bio_c_out
== NULL
)
590 bio_c_out
=BIO_new_fp(stdout
,BIO_NOCLOSE
);
594 ctx
=SSL_CTX_new(meth
);
597 ERR_print_errors(bio_err
);
602 SSL_CTX_set_options(ctx
,SSL_OP_ALL
|off
);
604 SSL_CTX_set_options(ctx
,off
);
605 /* DTLS: partial reads end up discarding unread UDP bytes :-(
606 * Setting read ahead solves this problem.
608 if (socketType
== SOCK_DGRAM
) SSL_CTX_set_read_ahead(ctx
, 1);
610 if (state
) SSL_CTX_set_info_callback(ctx
,apps_ssl_info_callback
);
612 if(!SSL_CTX_set_cipher_list(ctx
,cipher
)) {
613 BIO_printf(bio_err
,"error setting cipher list\n");
614 ERR_print_errors(bio_err
);
619 SSL_CTX_set_cipher_list(ctx
,getenv("SSL_CIPHER"));
622 SSL_CTX_set_verify(ctx
,verify
,verify_callback
);
623 if (!set_cert_key_stuff(ctx
,cert
,key
))
626 if ((!SSL_CTX_load_verify_locations(ctx
,CAfile
,CApath
)) ||
627 (!SSL_CTX_set_default_verify_paths(ctx
)))
629 /* BIO_printf(bio_err,"error setting default verify locations\n"); */
630 ERR_print_errors(bio_err
);
634 store
= SSL_CTX_get_cert_store(ctx
);
635 X509_STORE_set_flags(store
, vflags
);
636 #ifndef OPENSSL_NO_TLSEXT
637 if (servername
!= NULL
) {
638 tlsextcbp
.biodebug
= bio_err
;
639 SSL_CTX_set_tlsext_servername_callback(ctx
, ssl_servername_cb
);
640 SSL_CTX_set_tlsext_servername_arg(ctx
, &tlsextcbp
);
645 #ifndef OPENSSL_NO_TLSEXT
646 if (servername
!= NULL
){
647 if (!SSL_set_tlsext_hostname(con
,servername
)){
648 BIO_printf(bio_err
,"Unable to set TLS servername extension.\n");
649 ERR_print_errors(bio_err
);
654 #ifndef OPENSSL_NO_KRB5
655 if (con
&& (con
->kssl_ctx
= kssl_ctx_new()) != NULL
)
657 kssl_ctx_setstring(con
->kssl_ctx
, KSSL_SERVER
, host
);
659 #endif /* OPENSSL_NO_KRB5 */
660 /* SSL_set_cipher_list(con,"RC4-MD5"); */
664 if (init_client(&s
,host
,port
,socketType
) == 0)
666 BIO_printf(bio_err
,"connect:errno=%d\n",get_last_socket_error());
670 BIO_printf(bio_c_out
,"CONNECTED(%08X)\n",s
);
676 BIO_printf(bio_c_out
,"turning on non blocking io\n");
677 if (BIO_socket_ioctl(s
,FIONBIO
,&l
) < 0)
679 ERR_print_errors(bio_err
);
684 if (c_Pause
& 0x01) con
->debug
=1;
686 if ( SSL_version(con
) == DTLS1_VERSION
)
688 struct timeval timeout
;
690 sbio
=BIO_new_dgram(s
,BIO_NOCLOSE
);
691 if (getsockname(s
, &peer
, (void *)&peerlen
) < 0)
693 BIO_printf(bio_err
, "getsockname:errno=%d\n",
694 get_last_socket_error());
699 BIO_ctrl_set_connected(sbio
, 1, &peer
);
701 if ( enable_timeouts
)
704 timeout
.tv_usec
= DGRAM_RCV_TIMEOUT
;
705 BIO_ctrl(sbio
, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT
, 0, &timeout
);
708 timeout
.tv_usec
= DGRAM_SND_TIMEOUT
;
709 BIO_ctrl(sbio
, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT
, 0, &timeout
);
714 SSL_set_options(con
, SSL_OP_NO_QUERY_MTU
);
715 SSL_set_mtu(con
, mtu
);
718 /* want to do MTU discovery */
719 BIO_ctrl(sbio
, BIO_CTRL_DGRAM_MTU_DISCOVER
, 0, NULL
);
722 sbio
=BIO_new_socket(s
,BIO_NOCLOSE
);
730 test
=BIO_new(BIO_f_nbio_test());
731 sbio
=BIO_push(test
,sbio
);
737 BIO_set_callback(sbio
,bio_dump_callback
);
738 BIO_set_callback_arg(sbio
,bio_c_out
);
742 SSL_set_msg_callback(con
, msg_cb
);
743 SSL_set_msg_callback_arg(con
, bio_c_out
);
746 SSL_set_bio(con
,sbio
,sbio
);
747 SSL_set_connect_state(con
);
749 /* ok, lets connect */
750 width
=SSL_get_fd(con
)+1;
763 /* This is an ugly hack that does a lot of assumptions */
764 if (starttls_proto
== 1)
766 BIO_read(sbio
,mbuf
,BUFSIZZ
);
767 BIO_printf(sbio
,"STARTTLS\r\n");
768 BIO_read(sbio
,sbuf
,BUFSIZZ
);
770 if (starttls_proto
== 2)
772 BIO_read(sbio
,mbuf
,BUFSIZZ
);
773 BIO_printf(sbio
,"STLS\r\n");
774 BIO_read(sbio
,sbuf
,BUFSIZZ
);
782 if (SSL_in_init(con
) && !SSL_total_renegotiations(con
))
793 #ifndef OPENSSL_NO_TLSEXT
794 if (servername
!= NULL
&& !SSL_session_reused(con
)) {
795 BIO_printf(bio_c_out
,"Server did %sacknowledge servername extension.\n",tlsextcbp
.ack
?"":"not ");
798 print_stuff(bio_c_out
,con
,full_log
);
799 if (full_log
> 0) full_log
--;
803 BIO_printf(bio_err
,"%s",mbuf
);
804 /* We don't need to know any more */
811 BIO_printf(bio_c_out
,"drop connection and then reconnect\n");
813 SSL_set_connect_state(con
);
814 SHUTDOWN(SSL_get_fd(con
));
820 ssl_pending
= read_ssl
&& SSL_pending(con
);
824 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE)
827 if (read_tty
) FD_SET(fileno(stdin
),&readfds
);
828 if (write_tty
) FD_SET(fileno(stdout
),&writefds
);
831 FD_SET(SSL_get_fd(con
),&readfds
);
833 FD_SET(SSL_get_fd(con
),&writefds
);
835 if(!tty_on
|| !write_tty
) {
837 FD_SET(SSL_get_fd(con
),&readfds
);
839 FD_SET(SSL_get_fd(con
),&writefds
);
842 /* printf("mode tty(%d %d%d) ssl(%d%d)\n",
843 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
845 /* Note: under VMS with SOCKETSHR the second parameter
846 * is currently of type (int *) whereas under other
847 * systems it is (void *) if you don't have a cast it
848 * will choke the compiler: if you do have a cast then
849 * you can either go for (int *) or (void *).
851 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
852 /* Under Windows/DOS we make the assumption that we can
853 * always write to the tty: therefore if we need to
854 * write to the tty we just fall through. Otherwise
855 * we timeout the select every second and see if there
856 * are any keypresses. Note: this is a hack, in a proper
857 * Windows application we wouldn't do this.
864 i
=select(width
,(void *)&readfds
,(void *)&writefds
,
866 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
867 if(!i
&& (!_kbhit() || !read_tty
) ) continue;
869 if(!i
&& (!((_kbhit()) || (WAIT_OBJECT_0
== WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE
), 0))) || !read_tty
) ) continue;
871 } else i
=select(width
,(void *)&readfds
,(void *)&writefds
,
874 #elif defined(OPENSSL_SYS_NETWARE)
879 i
=select(width
,(void *)&readfds
,(void *)&writefds
,
881 } else i
=select(width
,(void *)&readfds
,(void *)&writefds
,
885 i
=select(width
,(void *)&readfds
,(void *)&writefds
,
890 BIO_printf(bio_err
,"bad select %d\n",
891 get_last_socket_error());
897 if (!ssl_pending
&& FD_ISSET(SSL_get_fd(con
),&writefds
))
899 k
=SSL_write(con
,&(cbuf
[cbuf_off
]),
900 (unsigned int)cbuf_len
);
901 switch (SSL_get_error(con
,k
))
906 if (k
<= 0) goto end
;
907 /* we have done a write(con,NULL,0); */
913 else /* if (cbuf_len > 0) */
919 case SSL_ERROR_WANT_WRITE
:
920 BIO_printf(bio_c_out
,"write W BLOCK\n");
924 case SSL_ERROR_WANT_READ
:
925 BIO_printf(bio_c_out
,"write R BLOCK\n");
930 case SSL_ERROR_WANT_X509_LOOKUP
:
931 BIO_printf(bio_c_out
,"write X BLOCK\n");
933 case SSL_ERROR_ZERO_RETURN
:
936 BIO_printf(bio_c_out
,"shutdown\n");
946 case SSL_ERROR_SYSCALL
:
947 if ((k
!= 0) || (cbuf_len
!= 0))
949 BIO_printf(bio_err
,"write:errno=%d\n",
950 get_last_socket_error());
960 ERR_print_errors(bio_err
);
964 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
965 /* Assume Windows/DOS can always write */
966 else if (!ssl_pending
&& write_tty
)
968 else if (!ssl_pending
&& FD_ISSET(fileno(stdout
),&writefds
))
971 #ifdef CHARSET_EBCDIC
972 ascii2ebcdic(&(sbuf
[sbuf_off
]),&(sbuf
[sbuf_off
]),sbuf_len
);
974 i
=raw_write_stdout(&(sbuf
[sbuf_off
]),sbuf_len
);
978 BIO_printf(bio_c_out
,"DONE\n");
991 else if (ssl_pending
|| FD_ISSET(SSL_get_fd(con
),&readfds
))
994 { static int iiii
; if (++iiii
== 52) { SSL_renegotiate(con
); iiii
=0; } }
997 k
=SSL_read(con
,sbuf
,1024 /* BUFSIZZ */ );
999 /* Demo for pending and peek :-) */
1000 k
=SSL_read(con
,sbuf
,16);
1002 printf("read=%d pending=%d peek=%d\n",k
,SSL_pending(con
),SSL_peek(con
,zbuf
,10240));
1006 switch (SSL_get_error(con
,k
))
1008 case SSL_ERROR_NONE
:
1017 case SSL_ERROR_WANT_WRITE
:
1018 BIO_printf(bio_c_out
,"read W BLOCK\n");
1022 case SSL_ERROR_WANT_READ
:
1023 BIO_printf(bio_c_out
,"read R BLOCK\n");
1026 if ((read_tty
== 0) && (write_ssl
== 0))
1029 case SSL_ERROR_WANT_X509_LOOKUP
:
1030 BIO_printf(bio_c_out
,"read X BLOCK\n");
1032 case SSL_ERROR_SYSCALL
:
1033 BIO_printf(bio_err
,"read:errno=%d\n",get_last_socket_error());
1035 case SSL_ERROR_ZERO_RETURN
:
1036 BIO_printf(bio_c_out
,"closed\n");
1039 ERR_print_errors(bio_err
);
1045 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1046 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1049 else if ((_kbhit()) || (WAIT_OBJECT_0
== WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE
), 0)))
1051 #elif defined (OPENSSL_SYS_NETWARE)
1054 else if (FD_ISSET(fileno(stdin
),&readfds
))
1061 i
=raw_read_stdin(cbuf
,BUFSIZZ
/2);
1063 /* both loops are skipped when i <= 0 */
1064 for (j
= 0; j
< i
; j
++)
1065 if (cbuf
[j
] == '\n')
1067 for (j
= i
-1; j
>= 0; j
--)
1069 cbuf
[j
+lf_num
] = cbuf
[j
];
1070 if (cbuf
[j
] == '\n')
1074 cbuf
[j
+lf_num
] = '\r';
1077 assert(lf_num
== 0);
1080 i
=raw_read_stdin(cbuf
,BUFSIZZ
);
1082 if ((!c_ign_eof
) && ((i
<= 0) || (cbuf
[0] == 'Q')))
1084 BIO_printf(bio_err
,"DONE\n");
1088 if ((!c_ign_eof
) && (cbuf
[0] == 'R'))
1090 BIO_printf(bio_err
,"RENEGOTIATING\n");
1091 SSL_renegotiate(con
);
1098 #ifdef CHARSET_EBCDIC
1099 ebcdic2ascii(cbuf
, cbuf
, i
);
1109 SHUTDOWN(SSL_get_fd(con
));
1112 if(prexit
) print_stuff(bio_c_out
,con
,1);
1113 if (con
!= NULL
) SSL_free(con
);
1114 if (con2
!= NULL
) SSL_free(con2
);
1115 if (ctx
!= NULL
) SSL_CTX_free(ctx
);
1122 if (cbuf
!= NULL
) { OPENSSL_cleanse(cbuf
,BUFSIZZ
); OPENSSL_free(cbuf
); }
1123 if (sbuf
!= NULL
) { OPENSSL_cleanse(sbuf
,BUFSIZZ
); OPENSSL_free(sbuf
); }
1124 if (mbuf
!= NULL
) { OPENSSL_cleanse(mbuf
,BUFSIZZ
); OPENSSL_free(mbuf
); }
1125 if (bio_c_out
!= NULL
)
1127 BIO_free(bio_c_out
);
1135 static void print_stuff(BIO
*bio
, SSL
*s
, int full
)
1139 static const char *space
=" ";
1142 STACK_OF(X509_NAME
) *sk2
;
1146 #ifndef OPENSSL_NO_COMP
1147 const COMP_METHOD
*comp
, *expansion
;
1152 int got_a_chain
= 0;
1154 sk
=SSL_get_peer_cert_chain(s
);
1157 got_a_chain
= 1; /* we don't have it for SSL2 (yet) */
1159 BIO_printf(bio
,"---\nCertificate chain\n");
1160 for (i
=0; i
<sk_X509_num(sk
); i
++)
1162 X509_NAME_oneline(X509_get_subject_name(
1163 sk_X509_value(sk
,i
)),buf
,sizeof buf
);
1164 BIO_printf(bio
,"%2d s:%s\n",i
,buf
);
1165 X509_NAME_oneline(X509_get_issuer_name(
1166 sk_X509_value(sk
,i
)),buf
,sizeof buf
);
1167 BIO_printf(bio
," i:%s\n",buf
);
1169 PEM_write_bio_X509(bio
,sk_X509_value(sk
,i
));
1173 BIO_printf(bio
,"---\n");
1174 peer
=SSL_get_peer_certificate(s
);
1177 BIO_printf(bio
,"Server certificate\n");
1178 if (!(c_showcerts
&& got_a_chain
)) /* Redundant if we showed the whole chain */
1179 PEM_write_bio_X509(bio
,peer
);
1180 X509_NAME_oneline(X509_get_subject_name(peer
),
1182 BIO_printf(bio
,"subject=%s\n",buf
);
1183 X509_NAME_oneline(X509_get_issuer_name(peer
),
1185 BIO_printf(bio
,"issuer=%s\n",buf
);
1188 BIO_printf(bio
,"no peer certificate available\n");
1190 sk2
=SSL_get_client_CA_list(s
);
1191 if ((sk2
!= NULL
) && (sk_X509_NAME_num(sk2
) > 0))
1193 BIO_printf(bio
,"---\nAcceptable client certificate CA names\n");
1194 for (i
=0; i
<sk_X509_NAME_num(sk2
); i
++)
1196 xn
=sk_X509_NAME_value(sk2
,i
);
1197 X509_NAME_oneline(xn
,buf
,sizeof(buf
));
1198 BIO_write(bio
,buf
,strlen(buf
));
1199 BIO_write(bio
,"\n",1);
1204 BIO_printf(bio
,"---\nNo client certificate CA names sent\n");
1206 p
=SSL_get_shared_ciphers(s
,buf
,sizeof buf
);
1209 /* This works only for SSL 2. In later protocol
1210 * versions, the client does not know what other
1211 * ciphers (in addition to the one to be used
1212 * in the current connection) the server supports. */
1214 BIO_printf(bio
,"---\nCiphers common between both SSL endpoints:\n");
1220 BIO_write(bio
,space
,15-j
%25);
1223 BIO_write(bio
,((i
%3)?" ":"\n"),1);
1232 BIO_write(bio
,"\n",1);
1235 BIO_printf(bio
,"---\nSSL handshake has read %ld bytes and written %ld bytes\n",
1236 BIO_number_read(SSL_get_rbio(s
)),
1237 BIO_number_written(SSL_get_wbio(s
)));
1239 BIO_printf(bio
,((s
->hit
)?"---\nReused, ":"---\nNew, "));
1240 c
=SSL_get_current_cipher(s
);
1241 BIO_printf(bio
,"%s, Cipher is %s\n",
1242 SSL_CIPHER_get_version(c
),
1243 SSL_CIPHER_get_name(c
));
1246 pktmp
= X509_get_pubkey(peer
);
1247 BIO_printf(bio
,"Server public key is %d bit\n",
1248 EVP_PKEY_bits(pktmp
));
1249 EVP_PKEY_free(pktmp
);
1251 #ifndef OPENSSL_NO_COMP
1252 comp
=SSL_get_current_compression(s
);
1253 expansion
=SSL_get_current_expansion(s
);
1254 BIO_printf(bio
,"Compression: %s\n",
1255 comp
? SSL_COMP_get_name(comp
) : "NONE");
1256 BIO_printf(bio
,"Expansion: %s\n",
1257 expansion
? SSL_COMP_get_name(expansion
) : "NONE");
1259 SSL_SESSION_print(bio
,SSL_get_session(s
));
1260 BIO_printf(bio
,"---\n");
1263 /* flush, or debugging output gets mixed with http response */