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) 1998-2006 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).
111 /* ====================================================================
112 * Copyright 2005 Nokia. All rights reserved.
114 * The portions of the attached software ("Contribution") is developed by
115 * Nokia Corporation and is licensed pursuant to the OpenSSL open source
118 * The Contribution, originally written by Mika Kousa and Pasi Eronen of
119 * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
120 * support (see RFC 4279) to OpenSSL.
122 * No patent licenses or other rights except those expressly stated in
123 * the OpenSSL open source license shall be deemed granted or received
124 * expressly, by implication, estoppel, or otherwise.
126 * No assurances are provided by Nokia that the Contribution does not
127 * infringe the patent or other intellectual property rights of any third
128 * party or that the license provides you with all the necessary rights
129 * to make use of the Contribution.
131 * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
132 * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
133 * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
134 * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
143 #include <openssl/e_os2.h>
144 #ifdef OPENSSL_NO_STDIO
149 * With IPv6, it looks like Digital has mixed up the proper order of
150 * recursive header file inclusion, resulting in the compiler complaining
151 * that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which is
152 * needed to have fileno() declared correctly... So let's define u_int
154 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
156 typedef unsigned int u_int
;
161 #include <openssl/x509.h>
162 #include <openssl/ssl.h>
163 #include <openssl/err.h>
164 #include <openssl/pem.h>
165 #include <openssl/rand.h>
166 #include <openssl/ocsp.h>
167 #include <openssl/bn.h>
168 #ifndef OPENSSL_NO_SRP
169 # include <openssl/srp.h>
172 #include "timeouts.h"
174 #if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000)
175 /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */
179 #if defined(OPENSSL_SYS_BEOS_R5)
184 #define PROG s_client_main
187 * #define SSL_HOST_NAME "www.netscape.com"
190 * #define SSL_HOST_NAME "193.118.187.102"
192 #define SSL_HOST_NAME "localhost"
194 /* no default cert. */
196 * #define TEST_CERT "client.pem"
200 #define BUFSIZZ 1024*8
202 extern int verify_depth
;
203 extern int verify_error
;
204 extern int verify_return_error
;
207 static int c_nbio
= 0;
209 static int c_Pause
= 0;
210 static int c_debug
= 0;
211 #ifndef OPENSSL_NO_TLSEXT
212 static int c_tlsextdebug
= 0;
213 static int c_status_req
= 0;
215 static int c_msg
= 0;
216 static int c_showcerts
= 0;
218 static char *keymatexportlabel
= NULL
;
219 static int keymatexportlen
= 20;
221 static void sc_usage(void);
222 static void print_stuff(BIO
*berr
, SSL
*con
, int full
);
223 #ifndef OPENSSL_NO_TLSEXT
224 static int ocsp_resp_cb(SSL
*s
, void *arg
);
226 static BIO
*bio_c_out
= NULL
;
227 static int c_quiet
= 0;
228 static int c_ign_eof
= 0;
230 #ifndef OPENSSL_NO_PSK
231 /* Default PSK identity and key */
232 static char *psk_identity
= "Client_identity";
234 * char *psk_key=NULL; by default PSK is not used
237 static unsigned int psk_client_cb(SSL
*ssl
, const char *hint
, char *identity
,
238 unsigned int max_identity_len
,
240 unsigned int max_psk_len
)
242 unsigned int psk_len
= 0;
247 BIO_printf(bio_c_out
, "psk_client_cb\n");
249 /* no ServerKeyExchange message */
251 BIO_printf(bio_c_out
,
252 "NULL received PSK identity hint, continuing anyway\n");
254 BIO_printf(bio_c_out
, "Received PSK identity hint '%s'\n", hint
);
257 * lookup PSK identity and PSK key based on the given identity hint here
259 ret
= BIO_snprintf(identity
, max_identity_len
, "%s", psk_identity
);
260 if (ret
< 0 || (unsigned int)ret
> max_identity_len
)
263 BIO_printf(bio_c_out
, "created identity '%s' len=%d\n", identity
,
265 ret
= BN_hex2bn(&bn
, psk_key
);
267 BIO_printf(bio_err
, "Could not convert PSK key '%s' to BIGNUM\n",
274 if ((unsigned int)BN_num_bytes(bn
) > max_psk_len
) {
276 "psk buffer of callback is too small (%d) for key (%d)\n",
277 max_psk_len
, BN_num_bytes(bn
));
282 psk_len
= BN_bn2bin(bn
, psk
);
288 BIO_printf(bio_c_out
, "created PSK len=%d\n", psk_len
);
293 BIO_printf(bio_err
, "Error in PSK client callback\n");
298 static void sc_usage(void)
300 BIO_printf(bio_err
, "usage: s_client args\n");
301 BIO_printf(bio_err
, "\n");
302 BIO_printf(bio_err
, " -host host - use -connect instead\n");
303 BIO_printf(bio_err
, " -port port - use -connect instead\n");
305 " -connect host:port - who to connect to (default is %s:%s)\n",
306 SSL_HOST_NAME
, PORT_STR
);
309 " -verify arg - turn on peer certificate verification\n");
311 " -verify_return_error - return verification errors\n");
313 " -cert arg - certificate file to use, PEM format assumed\n");
315 " -certform arg - certificate format (PEM or DER) PEM default\n");
317 " -key arg - Private key file to use, in cert file if\n");
318 BIO_printf(bio_err
, " not specified but cert file is.\n");
320 " -keyform arg - key format (PEM or DER) PEM default\n");
322 " -pass arg - private key file pass phrase source\n");
323 BIO_printf(bio_err
, " -CApath arg - PEM format directory of CA's\n");
324 BIO_printf(bio_err
, " -CAfile arg - PEM format file of CA's\n");
326 " -no_alt_chains - only ever use the first certificate chain found\n");
328 " -reconnect - Drop and re-make the connection with the same Session-ID\n");
330 " -pause - sleep(1) after each read(2) and write(2) system call\n");
332 " -prexit - print session information even on connection failure\n");
334 " -showcerts - show all certificates in the chain\n");
335 BIO_printf(bio_err
, " -debug - extra output\n");
337 BIO_printf(bio_err
, " -wdebug - WATT-32 tcp debugging\n");
339 BIO_printf(bio_err
, " -msg - Show protocol messages\n");
340 BIO_printf(bio_err
, " -nbio_test - more ssl protocol testing\n");
341 BIO_printf(bio_err
, " -state - print the 'ssl' states\n");
343 BIO_printf(bio_err
, " -nbio - Run with non-blocking IO\n");
346 " -crlf - convert LF from terminal into CRLF\n");
347 BIO_printf(bio_err
, " -quiet - no s_client output\n");
349 " -ign_eof - ignore input eof (default when -quiet)\n");
350 BIO_printf(bio_err
, " -no_ign_eof - don't ignore input eof\n");
351 #ifndef OPENSSL_NO_PSK
352 BIO_printf(bio_err
, " -psk_identity arg - PSK identity\n");
353 BIO_printf(bio_err
, " -psk arg - PSK in hex (without 0x)\n");
354 # ifndef OPENSSL_NO_JPAKE
355 BIO_printf(bio_err
, " -jpake arg - JPAKE secret to use\n");
358 #ifndef OPENSSL_NO_SRP
360 " -srpuser user - SRP authentification for 'user'\n");
361 BIO_printf(bio_err
, " -srppass arg - password for 'user'\n");
363 " -srp_lateuser - SRP username into second ClientHello message\n");
365 " -srp_moregroups - Tolerate other than the known g N values.\n");
367 " -srp_strength int - minimal length in bits for N (default %d).\n",
370 BIO_printf(bio_err
, " -ssl2 - just use SSLv2\n");
371 #ifndef OPENSSL_NO_SSL3_METHOD
372 BIO_printf(bio_err
, " -ssl3 - just use SSLv3\n");
374 BIO_printf(bio_err
, " -tls1_2 - just use TLSv1.2\n");
375 BIO_printf(bio_err
, " -tls1_1 - just use TLSv1.1\n");
376 BIO_printf(bio_err
, " -tls1 - just use TLSv1\n");
377 BIO_printf(bio_err
, " -dtls1 - just use DTLSv1\n");
378 BIO_printf(bio_err
, " -fallback_scsv - send TLS_FALLBACK_SCSV\n");
379 BIO_printf(bio_err
, " -mtu - set the link layer MTU\n");
381 " -no_tls1_2/-no_tls1_1/-no_tls1/-no_ssl3/-no_ssl2 - turn off that protocol\n");
383 " -bugs - Switch on all SSL implementation bug workarounds\n");
385 " -serverpref - Use server's cipher preferences (only SSLv2)\n");
387 " -cipher - preferred cipher to use, use the 'openssl ciphers'\n");
389 " command to see what is available\n");
391 " -starttls prot - use the STARTTLS command before starting TLS\n");
393 " for those protocols that support it, where\n");
395 " 'prot' defines which one to assume. Currently,\n");
397 " only \"smtp\", \"pop3\", \"imap\", \"ftp\" and \"xmpp\"\n");
398 BIO_printf(bio_err
, " are supported.\n");
399 #ifndef OPENSSL_NO_ENGINE
401 " -engine id - Initialise and use the specified engine\n");
403 BIO_printf(bio_err
, " -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR
,
404 LIST_SEPARATOR_CHAR
);
405 BIO_printf(bio_err
, " -sess_out arg - file to write SSL session to\n");
406 BIO_printf(bio_err
, " -sess_in arg - file to read SSL session from\n");
407 #ifndef OPENSSL_NO_TLSEXT
409 " -servername host - Set TLS extension servername in ClientHello\n");
411 " -tlsextdebug - hex dump of all TLS extensions received\n");
413 " -status - request certificate status from server\n");
415 " -no_ticket - disable use of RFC4507bis session tickets\n");
416 # ifndef OPENSSL_NO_NEXTPROTONEG
418 " -nextprotoneg arg - enable NPN extension, considering named protocols supported (comma-separated list)\n");
422 " -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n");
423 #ifndef OPENSSL_NO_SRTP
425 " -use_srtp profiles - Offer SRTP key management with a colon-separated profile list\n");
428 " -keymatexport label - Export keying material using label\n");
430 " -keymatexportlen len - Export len bytes of keying material (default 20)\n");
433 #ifndef OPENSSL_NO_TLSEXT
435 /* This is a context that we pass to callbacks */
436 typedef struct tlsextctx_st
{
441 static int MS_CALLBACK
ssl_servername_cb(SSL
*s
, int *ad
, void *arg
)
443 tlsextctx
*p
= (tlsextctx
*) arg
;
444 const char *hn
= SSL_get_servername(s
, TLSEXT_NAMETYPE_host_name
);
445 if (SSL_get_servername_type(s
) != -1)
446 p
->ack
= !SSL_session_reused(s
) && hn
!= NULL
;
448 BIO_printf(bio_err
, "Can't use SSL_get_servername\n");
450 return SSL_TLSEXT_ERR_OK
;
453 # ifndef OPENSSL_NO_SRP
455 /* This is a context that we pass to all callbacks */
456 typedef struct srp_arg_st
{
459 int msg
; /* copy from c_msg */
460 int debug
; /* copy from c_debug */
461 int amp
; /* allow more groups */
462 int strength
/* minimal size for N */ ;
465 # define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
467 static int srp_Verify_N_and_g(BIGNUM
*N
, BIGNUM
*g
)
469 BN_CTX
*bn_ctx
= BN_CTX_new();
470 BIGNUM
*p
= BN_new();
471 BIGNUM
*r
= BN_new();
473 g
!= NULL
&& N
!= NULL
&& bn_ctx
!= NULL
&& BN_is_odd(N
) &&
474 BN_is_prime_ex(N
, SRP_NUMBER_ITERATIONS_FOR_PRIME
, bn_ctx
, NULL
) &&
475 p
!= NULL
&& BN_rshift1(p
, N
) &&
477 BN_is_prime_ex(p
, SRP_NUMBER_ITERATIONS_FOR_PRIME
, bn_ctx
, NULL
) &&
479 /* verify g^((N-1)/2) == -1 (mod N) */
480 BN_mod_exp(r
, g
, p
, N
, bn_ctx
) &&
481 BN_add_word(r
, 1) && BN_cmp(r
, N
) == 0;
493 * This callback is used here for two purposes:
494 * - extended debugging
495 * - making some primality tests for unknown groups
496 * The callback is only called for a non default group.
498 * An application does not need the call back at all if
499 * only the stanard groups are used. In real life situations,
500 * client and server already share well known groups,
501 * thus there is no need to verify them.
502 * Furthermore, in case that a server actually proposes a group that
503 * is not one of those defined in RFC 5054, it is more appropriate
504 * to add the group to a static list and then compare since
505 * primality tests are rather cpu consuming.
508 static int MS_CALLBACK
ssl_srp_verify_param_cb(SSL
*s
, void *arg
)
510 SRP_ARG
*srp_arg
= (SRP_ARG
*)arg
;
511 BIGNUM
*N
= NULL
, *g
= NULL
;
512 if (!(N
= SSL_get_srp_N(s
)) || !(g
= SSL_get_srp_g(s
)))
514 if (srp_arg
->debug
|| srp_arg
->msg
|| srp_arg
->amp
== 1) {
515 BIO_printf(bio_err
, "SRP parameters:\n");
516 BIO_printf(bio_err
, "\tN=");
517 BN_print(bio_err
, N
);
518 BIO_printf(bio_err
, "\n\tg=");
519 BN_print(bio_err
, g
);
520 BIO_printf(bio_err
, "\n");
523 if (SRP_check_known_gN_param(g
, N
))
526 if (srp_arg
->amp
== 1) {
529 "SRP param N and g are not known params, going to check deeper.\n");
532 * The srp_moregroups is a real debugging feature. Implementors
533 * should rather add the value to the known ones. The minimal size
534 * has already been tested.
536 if (BN_num_bits(g
) <= BN_BITS
&& srp_Verify_N_and_g(N
, g
))
539 BIO_printf(bio_err
, "SRP param N and g rejected.\n");
543 # define PWD_STRLEN 1024
545 static char *MS_CALLBACK
ssl_give_srp_client_pwd_cb(SSL
*s
, void *arg
)
547 SRP_ARG
*srp_arg
= (SRP_ARG
*)arg
;
548 char *pass
= (char *)OPENSSL_malloc(PWD_STRLEN
+ 1);
553 BIO_printf(bio_err
, "Malloc failure\n");
557 cb_tmp
.password
= (char *)srp_arg
->srppassin
;
558 cb_tmp
.prompt_info
= "SRP user";
559 if ((l
= password_callback(pass
, PWD_STRLEN
, 0, &cb_tmp
)) < 0) {
560 BIO_printf(bio_err
, "Can't read Password\n");
570 # ifndef OPENSSL_NO_SRTP
571 char *srtp_profiles
= NULL
;
574 # ifndef OPENSSL_NO_NEXTPROTONEG
575 /* This the context that we pass to next_proto_cb */
576 typedef struct tlsextnextprotoctx_st
{
580 } tlsextnextprotoctx
;
582 static tlsextnextprotoctx next_proto
;
584 static int next_proto_cb(SSL
*s
, unsigned char **out
, unsigned char *outlen
,
585 const unsigned char *in
, unsigned int inlen
,
588 tlsextnextprotoctx
*ctx
= arg
;
591 /* We can assume that |in| is syntactically valid. */
593 BIO_printf(bio_c_out
, "Protocols advertised by server: ");
594 for (i
= 0; i
< inlen
;) {
596 BIO_write(bio_c_out
, ", ", 2);
597 BIO_write(bio_c_out
, &in
[i
+ 1], in
[i
]);
600 BIO_write(bio_c_out
, "\n", 1);
604 SSL_select_next_proto(out
, outlen
, in
, inlen
, ctx
->data
, ctx
->len
);
605 return SSL_TLSEXT_ERR_OK
;
607 # endif /* ndef OPENSSL_NO_NEXTPROTONEG */
619 int MAIN(int, char **);
621 int MAIN(int argc
, char **argv
)
623 unsigned int off
= 0, clr
= 0;
625 #ifndef OPENSSL_NO_KRB5
628 int s
, k
, width
, state
= 0;
629 char *cbuf
= NULL
, *sbuf
= NULL
, *mbuf
= NULL
;
630 int cbuf_len
, cbuf_off
;
631 int sbuf_len
, sbuf_off
;
632 fd_set readfds
, writefds
;
636 char *host
= SSL_HOST_NAME
;
637 char *cert_file
= NULL
, *key_file
= NULL
;
638 int cert_format
= FORMAT_PEM
, key_format
= FORMAT_PEM
;
639 char *passarg
= NULL
, *pass
= NULL
;
641 EVP_PKEY
*key
= NULL
;
642 char *CApath
= NULL
, *CAfile
= NULL
, *cipher
= NULL
;
643 int reconnect
= 0, badop
= 0, verify
= SSL_VERIFY_NONE
, bugs
= 0;
645 int write_tty
, read_tty
, write_ssl
, read_ssl
, tty_on
, ssl_pending
;
647 int ret
= 1, in_init
= 1, i
, nbio_test
= 0;
648 int starttls_proto
= PROTO_OFF
;
650 X509_VERIFY_PARAM
*vpm
= NULL
;
652 const SSL_METHOD
*meth
= NULL
;
653 int socket_type
= SOCK_STREAM
;
657 struct timeval timeout
, *timeoutp
;
658 #ifndef OPENSSL_NO_ENGINE
659 char *engine_id
= NULL
;
660 char *ssl_client_engine_id
= NULL
;
661 ENGINE
*ssl_client_engine
= NULL
;
664 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
666 # if defined(OPENSSL_SYS_BEOS_R5)
670 #ifndef OPENSSL_NO_TLSEXT
671 char *servername
= NULL
;
672 tlsextctx tlsextcbp
= { NULL
, 0 };
673 # ifndef OPENSSL_NO_NEXTPROTONEG
674 const char *next_proto_neg_in
= NULL
;
677 char *sess_in
= NULL
;
678 char *sess_out
= NULL
;
679 struct sockaddr peer
;
680 int peerlen
= sizeof(peer
);
681 int fallback_scsv
= 0;
682 int enable_timeouts
= 0;
684 #ifndef OPENSSL_NO_JPAKE
685 char *jpake_secret
= NULL
;
687 #ifndef OPENSSL_NO_SRP
688 char *srppass
= NULL
;
689 int srp_lateuser
= 0;
690 SRP_ARG srp_arg
= { NULL
, NULL
, 0, 0, 0, 1024 };
693 meth
= SSLv23_client_method();
704 bio_err
= BIO_new_fp(stderr
, BIO_NOCLOSE
);
706 if (!load_config(bio_err
, NULL
))
709 if (((cbuf
= OPENSSL_malloc(BUFSIZZ
)) == NULL
) ||
710 ((sbuf
= OPENSSL_malloc(BUFSIZZ
)) == NULL
) ||
711 ((mbuf
= OPENSSL_malloc(BUFSIZZ
)) == NULL
)) {
712 BIO_printf(bio_err
, "out of memory\n");
717 verify_error
= X509_V_OK
;
725 if (strcmp(*argv
, "-host") == 0) {
729 } else if (strcmp(*argv
, "-port") == 0) {
732 port
= atoi(*(++argv
));
735 } else if (strcmp(*argv
, "-connect") == 0) {
738 if (!extract_host_port(*(++argv
), &host
, NULL
, &port
))
740 } else if (strcmp(*argv
, "-verify") == 0) {
741 verify
= SSL_VERIFY_PEER
;
744 verify_depth
= atoi(*(++argv
));
745 BIO_printf(bio_err
, "verify depth is %d\n", verify_depth
);
746 } else if (strcmp(*argv
, "-cert") == 0) {
749 cert_file
= *(++argv
);
750 } else if (strcmp(*argv
, "-sess_out") == 0) {
753 sess_out
= *(++argv
);
754 } else if (strcmp(*argv
, "-sess_in") == 0) {
758 } else if (strcmp(*argv
, "-certform") == 0) {
761 cert_format
= str2fmt(*(++argv
));
762 } else if (args_verify(&argv
, &argc
, &badarg
, bio_err
, &vpm
)) {
766 } else if (strcmp(*argv
, "-verify_return_error") == 0)
767 verify_return_error
= 1;
768 else if (strcmp(*argv
, "-prexit") == 0)
770 else if (strcmp(*argv
, "-crlf") == 0)
772 else if (strcmp(*argv
, "-quiet") == 0) {
775 } else if (strcmp(*argv
, "-ign_eof") == 0)
777 else if (strcmp(*argv
, "-no_ign_eof") == 0)
779 else if (strcmp(*argv
, "-pause") == 0)
781 else if (strcmp(*argv
, "-debug") == 0)
783 #ifndef OPENSSL_NO_TLSEXT
784 else if (strcmp(*argv
, "-tlsextdebug") == 0)
786 else if (strcmp(*argv
, "-status") == 0)
790 else if (strcmp(*argv
, "-wdebug") == 0)
793 else if (strcmp(*argv
, "-msg") == 0)
795 else if (strcmp(*argv
, "-showcerts") == 0)
797 else if (strcmp(*argv
, "-nbio_test") == 0)
799 else if (strcmp(*argv
, "-state") == 0)
801 #ifndef OPENSSL_NO_PSK
802 else if (strcmp(*argv
, "-psk_identity") == 0) {
805 psk_identity
= *(++argv
);
806 } else if (strcmp(*argv
, "-psk") == 0) {
812 for (j
= 0; j
< strlen(psk_key
); j
++) {
813 if (isxdigit((unsigned char)psk_key
[j
]))
815 BIO_printf(bio_err
, "Not a hex number '%s'\n", *argv
);
820 #ifndef OPENSSL_NO_SRP
821 else if (strcmp(*argv
, "-srpuser") == 0) {
824 srp_arg
.srplogin
= *(++argv
);
825 meth
= TLSv1_client_method();
826 } else if (strcmp(*argv
, "-srppass") == 0) {
830 meth
= TLSv1_client_method();
831 } else if (strcmp(*argv
, "-srp_strength") == 0) {
834 srp_arg
.strength
= atoi(*(++argv
));
835 BIO_printf(bio_err
, "SRP minimal length for N is %d\n",
837 meth
= TLSv1_client_method();
838 } else if (strcmp(*argv
, "-srp_lateuser") == 0) {
840 meth
= TLSv1_client_method();
841 } else if (strcmp(*argv
, "-srp_moregroups") == 0) {
843 meth
= TLSv1_client_method();
846 #ifndef OPENSSL_NO_SSL2
847 else if (strcmp(*argv
, "-ssl2") == 0)
848 meth
= SSLv2_client_method();
850 #ifndef OPENSSL_NO_SSL3_METHOD
851 else if (strcmp(*argv
, "-ssl3") == 0)
852 meth
= SSLv3_client_method();
854 #ifndef OPENSSL_NO_TLS1
855 else if (strcmp(*argv
, "-tls1_2") == 0)
856 meth
= TLSv1_2_client_method();
857 else if (strcmp(*argv
, "-tls1_1") == 0)
858 meth
= TLSv1_1_client_method();
859 else if (strcmp(*argv
, "-tls1") == 0)
860 meth
= TLSv1_client_method();
862 #ifndef OPENSSL_NO_DTLS1
863 else if (strcmp(*argv
, "-dtls1") == 0) {
864 meth
= DTLSv1_client_method();
865 socket_type
= SOCK_DGRAM
;
866 } else if (strcmp(*argv
, "-fallback_scsv") == 0) {
868 } else if (strcmp(*argv
, "-timeout") == 0)
870 else if (strcmp(*argv
, "-mtu") == 0) {
873 socket_mtu
= atol(*(++argv
));
876 else if (strcmp(*argv
, "-bugs") == 0)
878 else if (strcmp(*argv
, "-keyform") == 0) {
881 key_format
= str2fmt(*(++argv
));
882 } else if (strcmp(*argv
, "-pass") == 0) {
886 } else if (strcmp(*argv
, "-key") == 0) {
889 key_file
= *(++argv
);
890 } else if (strcmp(*argv
, "-reconnect") == 0) {
892 } else if (strcmp(*argv
, "-CApath") == 0) {
896 } else if (strcmp(*argv
, "-CAfile") == 0) {
900 } else if (strcmp(*argv
, "-no_tls1_2") == 0)
901 off
|= SSL_OP_NO_TLSv1_2
;
902 else if (strcmp(*argv
, "-no_tls1_1") == 0)
903 off
|= SSL_OP_NO_TLSv1_1
;
904 else if (strcmp(*argv
, "-no_tls1") == 0)
905 off
|= SSL_OP_NO_TLSv1
;
906 else if (strcmp(*argv
, "-no_ssl3") == 0)
907 off
|= SSL_OP_NO_SSLv3
;
908 else if (strcmp(*argv
, "-no_ssl2") == 0)
909 off
|= SSL_OP_NO_SSLv2
;
910 else if (strcmp(*argv
, "-no_comp") == 0) {
911 off
|= SSL_OP_NO_COMPRESSION
;
913 #ifndef OPENSSL_NO_TLSEXT
914 else if (strcmp(*argv
, "-no_ticket") == 0) {
915 off
|= SSL_OP_NO_TICKET
;
917 # ifndef OPENSSL_NO_NEXTPROTONEG
918 else if (strcmp(*argv
, "-nextprotoneg") == 0) {
921 next_proto_neg_in
= *(++argv
);
925 else if (strcmp(*argv
, "-serverpref") == 0)
926 off
|= SSL_OP_CIPHER_SERVER_PREFERENCE
;
927 else if (strcmp(*argv
, "-legacy_renegotiation") == 0)
928 off
|= SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION
;
929 else if (strcmp(*argv
, "-legacy_server_connect") == 0) {
930 off
|= SSL_OP_LEGACY_SERVER_CONNECT
;
931 } else if (strcmp(*argv
, "-no_legacy_server_connect") == 0) {
932 clr
|= SSL_OP_LEGACY_SERVER_CONNECT
;
933 } else if (strcmp(*argv
, "-cipher") == 0) {
939 else if (strcmp(*argv
, "-nbio") == 0) {
943 else if (strcmp(*argv
, "-starttls") == 0) {
947 if (strcmp(*argv
, "smtp") == 0)
948 starttls_proto
= PROTO_SMTP
;
949 else if (strcmp(*argv
, "pop3") == 0)
950 starttls_proto
= PROTO_POP3
;
951 else if (strcmp(*argv
, "imap") == 0)
952 starttls_proto
= PROTO_IMAP
;
953 else if (strcmp(*argv
, "ftp") == 0)
954 starttls_proto
= PROTO_FTP
;
955 else if (strcmp(*argv
, "xmpp") == 0)
956 starttls_proto
= PROTO_XMPP
;
960 #ifndef OPENSSL_NO_ENGINE
961 else if (strcmp(*argv
, "-engine") == 0) {
964 engine_id
= *(++argv
);
965 } else if (strcmp(*argv
, "-ssl_client_engine") == 0) {
968 ssl_client_engine_id
= *(++argv
);
971 else if (strcmp(*argv
, "-rand") == 0) {
976 #ifndef OPENSSL_NO_TLSEXT
977 else if (strcmp(*argv
, "-servername") == 0) {
980 servername
= *(++argv
);
981 /* meth=TLSv1_client_method(); */
984 #ifndef OPENSSL_NO_JPAKE
985 else if (strcmp(*argv
, "-jpake") == 0) {
988 jpake_secret
= *++argv
;
991 #ifndef OPENSSL_NO_SRTP
992 else if (strcmp(*argv
, "-use_srtp") == 0) {
995 srtp_profiles
= *(++argv
);
998 else if (strcmp(*argv
, "-keymatexport") == 0) {
1001 keymatexportlabel
= *(++argv
);
1002 } else if (strcmp(*argv
, "-keymatexportlen") == 0) {
1005 keymatexportlen
= atoi(*(++argv
));
1006 if (keymatexportlen
== 0)
1009 BIO_printf(bio_err
, "unknown option %s\n", *argv
);
1021 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1024 BIO_printf(bio_err
, "Can't use JPAKE and PSK together\n");
1027 psk_identity
= "JPAKE";
1029 BIO_printf(bio_err
, "JPAKE sets cipher to PSK\n");
1036 OpenSSL_add_ssl_algorithms();
1037 SSL_load_error_strings();
1039 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1040 next_proto
.status
= -1;
1041 if (next_proto_neg_in
) {
1043 next_protos_parse(&next_proto
.len
, next_proto_neg_in
);
1044 if (next_proto
.data
== NULL
) {
1045 BIO_printf(bio_err
, "Error parsing -nextprotoneg argument\n");
1049 next_proto
.data
= NULL
;
1052 #ifndef OPENSSL_NO_ENGINE
1053 e
= setup_engine(bio_err
, engine_id
, 1);
1054 if (ssl_client_engine_id
) {
1055 ssl_client_engine
= ENGINE_by_id(ssl_client_engine_id
);
1056 if (!ssl_client_engine
) {
1057 BIO_printf(bio_err
, "Error getting client auth engine\n");
1062 if (!app_passwd(bio_err
, passarg
, NULL
, &pass
, NULL
)) {
1063 BIO_printf(bio_err
, "Error getting password\n");
1067 if (key_file
== NULL
)
1068 key_file
= cert_file
;
1072 key
= load_key(bio_err
, key_file
, key_format
, 0, pass
, e
,
1073 "client certificate private key file");
1075 ERR_print_errors(bio_err
);
1082 cert
= load_cert(bio_err
, cert_file
, cert_format
,
1083 NULL
, e
, "client certificate file");
1086 ERR_print_errors(bio_err
);
1091 if (!app_RAND_load_file(NULL
, bio_err
, 1) && inrand
== NULL
1092 && !RAND_status()) {
1094 "warning, not much extra random data, consider using the -rand option\n");
1097 BIO_printf(bio_err
, "%ld semi-random bytes loaded\n",
1098 app_RAND_load_files(inrand
));
1100 if (bio_c_out
== NULL
) {
1101 if (c_quiet
&& !c_debug
&& !c_msg
) {
1102 bio_c_out
= BIO_new(BIO_s_null());
1104 if (bio_c_out
== NULL
)
1105 bio_c_out
= BIO_new_fp(stdout
, BIO_NOCLOSE
);
1108 #ifndef OPENSSL_NO_SRP
1109 if (!app_passwd(bio_err
, srppass
, NULL
, &srp_arg
.srppassin
, NULL
)) {
1110 BIO_printf(bio_err
, "Error getting password\n");
1115 ctx
= SSL_CTX_new(meth
);
1117 ERR_print_errors(bio_err
);
1122 SSL_CTX_set1_param(ctx
, vpm
);
1124 #ifndef OPENSSL_NO_ENGINE
1125 if (ssl_client_engine
) {
1126 if (!SSL_CTX_set_client_cert_engine(ctx
, ssl_client_engine
)) {
1127 BIO_puts(bio_err
, "Error setting client auth engine\n");
1128 ERR_print_errors(bio_err
);
1129 ENGINE_free(ssl_client_engine
);
1132 ENGINE_free(ssl_client_engine
);
1136 #ifndef OPENSSL_NO_PSK
1137 # ifdef OPENSSL_NO_JPAKE
1138 if (psk_key
!= NULL
)
1140 if (psk_key
!= NULL
|| jpake_secret
)
1144 BIO_printf(bio_c_out
,
1145 "PSK key given or JPAKE in use, setting client callback\n");
1146 SSL_CTX_set_psk_client_callback(ctx
, psk_client_cb
);
1149 #ifndef OPENSSL_NO_SRTP
1150 if (srtp_profiles
!= NULL
)
1151 SSL_CTX_set_tlsext_use_srtp(ctx
, srtp_profiles
);
1154 SSL_CTX_set_options(ctx
, SSL_OP_ALL
| off
);
1156 SSL_CTX_set_options(ctx
, off
);
1159 SSL_CTX_clear_options(ctx
, clr
);
1161 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1162 if (next_proto
.data
)
1163 SSL_CTX_set_next_proto_select_cb(ctx
, next_proto_cb
, &next_proto
);
1167 SSL_CTX_set_info_callback(ctx
, apps_ssl_info_callback
);
1169 if (!SSL_CTX_set_cipher_list(ctx
, cipher
)) {
1170 BIO_printf(bio_err
, "error setting cipher list\n");
1171 ERR_print_errors(bio_err
);
1176 SSL_CTX_set_cipher_list(ctx
, getenv("SSL_CIPHER"));
1179 SSL_CTX_set_verify(ctx
, verify
, verify_callback
);
1180 if (!set_cert_key_stuff(ctx
, cert
, key
))
1183 if ((CAfile
|| CApath
)
1184 && !SSL_CTX_load_verify_locations(ctx
, CAfile
, CApath
)) {
1185 ERR_print_errors(bio_err
);
1187 if (!SSL_CTX_set_default_verify_paths(ctx
)) {
1188 ERR_print_errors(bio_err
);
1190 #ifndef OPENSSL_NO_TLSEXT
1191 if (servername
!= NULL
) {
1192 tlsextcbp
.biodebug
= bio_err
;
1193 SSL_CTX_set_tlsext_servername_callback(ctx
, ssl_servername_cb
);
1194 SSL_CTX_set_tlsext_servername_arg(ctx
, &tlsextcbp
);
1196 # ifndef OPENSSL_NO_SRP
1197 if (srp_arg
.srplogin
) {
1198 if (!srp_lateuser
&& !SSL_CTX_set_srp_username(ctx
, srp_arg
.srplogin
)) {
1199 BIO_printf(bio_err
, "Unable to set SRP username\n");
1202 srp_arg
.msg
= c_msg
;
1203 srp_arg
.debug
= c_debug
;
1204 SSL_CTX_set_srp_cb_arg(ctx
, &srp_arg
);
1205 SSL_CTX_set_srp_client_pwd_callback(ctx
, ssl_give_srp_client_pwd_cb
);
1206 SSL_CTX_set_srp_strength(ctx
, srp_arg
.strength
);
1207 if (c_msg
|| c_debug
|| srp_arg
.amp
== 0)
1208 SSL_CTX_set_srp_verify_param_callback(ctx
,
1209 ssl_srp_verify_param_cb
);
1217 BIO
*stmp
= BIO_new_file(sess_in
, "r");
1219 BIO_printf(bio_err
, "Can't open session file %s\n", sess_in
);
1220 ERR_print_errors(bio_err
);
1223 sess
= PEM_read_bio_SSL_SESSION(stmp
, NULL
, 0, NULL
);
1226 BIO_printf(bio_err
, "Can't open session file %s\n", sess_in
);
1227 ERR_print_errors(bio_err
);
1230 SSL_set_session(con
, sess
);
1231 SSL_SESSION_free(sess
);
1235 SSL_set_mode(con
, SSL_MODE_SEND_FALLBACK_SCSV
);
1237 #ifndef OPENSSL_NO_TLSEXT
1238 if (servername
!= NULL
) {
1239 if (!SSL_set_tlsext_host_name(con
, servername
)) {
1240 BIO_printf(bio_err
, "Unable to set TLS servername extension.\n");
1241 ERR_print_errors(bio_err
);
1246 #ifndef OPENSSL_NO_KRB5
1247 if (con
&& (kctx
= kssl_ctx_new()) != NULL
) {
1248 SSL_set0_kssl_ctx(con
, kctx
);
1249 kssl_ctx_setstring(kctx
, KSSL_SERVER
, host
);
1251 #endif /* OPENSSL_NO_KRB5 */
1252 /* SSL_set_cipher_list(con,"RC4-MD5"); */
1254 # ifdef TLSEXT_TYPE_opaque_prf_input
1255 SSL_set_tlsext_opaque_prf_input(con
, "Test client", 11);
1261 if (init_client(&s
, host
, port
, socket_type
) == 0) {
1262 BIO_printf(bio_err
, "connect:errno=%d\n", get_last_socket_error());
1266 BIO_printf(bio_c_out
, "CONNECTED(%08X)\n", s
);
1270 unsigned long l
= 1;
1271 BIO_printf(bio_c_out
, "turning on non blocking io\n");
1272 if (BIO_socket_ioctl(s
, FIONBIO
, &l
) < 0) {
1273 ERR_print_errors(bio_err
);
1279 SSL_set_debug(con
, 1);
1281 if (SSL_version(con
) == DTLS1_VERSION
) {
1283 sbio
= BIO_new_dgram(s
, BIO_NOCLOSE
);
1284 if (getsockname(s
, &peer
, (void *)&peerlen
) < 0) {
1285 BIO_printf(bio_err
, "getsockname:errno=%d\n",
1286 get_last_socket_error());
1291 (void)BIO_ctrl_set_connected(sbio
, 1, &peer
);
1293 if (enable_timeouts
) {
1295 timeout
.tv_usec
= DGRAM_RCV_TIMEOUT
;
1296 BIO_ctrl(sbio
, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT
, 0, &timeout
);
1299 timeout
.tv_usec
= DGRAM_SND_TIMEOUT
;
1300 BIO_ctrl(sbio
, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT
, 0, &timeout
);
1304 if (socket_mtu
< DTLS_get_link_min_mtu(con
)) {
1305 BIO_printf(bio_err
, "MTU too small. Must be at least %ld\n",
1306 DTLS_get_link_min_mtu(con
));
1310 SSL_set_options(con
, SSL_OP_NO_QUERY_MTU
);
1311 if (!DTLS_set_link_mtu(con
, socket_mtu
)) {
1312 BIO_printf(bio_err
, "Failed to set MTU\n");
1317 /* want to do MTU discovery */
1318 BIO_ctrl(sbio
, BIO_CTRL_DGRAM_MTU_DISCOVER
, 0, NULL
);
1320 sbio
= BIO_new_socket(s
, BIO_NOCLOSE
);
1325 test
= BIO_new(BIO_f_nbio_test());
1326 sbio
= BIO_push(test
, sbio
);
1330 SSL_set_debug(con
, 1);
1331 BIO_set_callback(sbio
, bio_dump_callback
);
1332 BIO_set_callback_arg(sbio
, (char *)bio_c_out
);
1335 SSL_set_msg_callback(con
, msg_cb
);
1336 SSL_set_msg_callback_arg(con
, bio_c_out
);
1338 #ifndef OPENSSL_NO_TLSEXT
1339 if (c_tlsextdebug
) {
1340 SSL_set_tlsext_debug_callback(con
, tlsext_cb
);
1341 SSL_set_tlsext_debug_arg(con
, bio_c_out
);
1344 SSL_set_tlsext_status_type(con
, TLSEXT_STATUSTYPE_ocsp
);
1345 SSL_CTX_set_tlsext_status_cb(ctx
, ocsp_resp_cb
);
1346 SSL_CTX_set_tlsext_status_arg(ctx
, bio_c_out
);
1349 STACK_OF(OCSP_RESPID
) *ids
= sk_OCSP_RESPID_new_null();
1350 OCSP_RESPID
*id
= OCSP_RESPID_new();
1351 id
->value
.byKey
= ASN1_OCTET_STRING_new();
1352 id
->type
= V_OCSP_RESPID_KEY
;
1353 ASN1_STRING_set(id
->value
.byKey
, "Hello World", -1);
1354 sk_OCSP_RESPID_push(ids
, id
);
1355 SSL_set_tlsext_status_ids(con
, ids
);
1360 #ifndef OPENSSL_NO_JPAKE
1362 jpake_client_auth(bio_c_out
, sbio
, jpake_secret
);
1365 SSL_set_bio(con
, sbio
, sbio
);
1366 SSL_set_connect_state(con
);
1368 /* ok, lets connect */
1369 width
= SSL_get_fd(con
) + 1;
1382 /* This is an ugly hack that does a lot of assumptions */
1384 * We do have to handle multi-line responses which may come in a single
1385 * packet or not. We therefore have to use BIO_gets() which does need a
1386 * buffering BIO. So during the initial chitchat we do push a buffering
1387 * BIO into the chain that is removed again later on to not disturb the
1388 * rest of the s_client operation.
1390 if (starttls_proto
== PROTO_SMTP
) {
1392 BIO
*fbio
= BIO_new(BIO_f_buffer());
1393 BIO_push(fbio
, sbio
);
1394 /* wait for multi-line response to end from SMTP */
1396 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
1398 while (mbuf_len
> 3 && mbuf
[3] == '-');
1399 /* STARTTLS command requires EHLO... */
1400 BIO_printf(fbio
, "EHLO openssl.client.net\r\n");
1401 (void)BIO_flush(fbio
);
1402 /* wait for multi-line response to end EHLO SMTP response */
1404 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
1405 if (strstr(mbuf
, "STARTTLS"))
1408 while (mbuf_len
> 3 && mbuf
[3] == '-');
1409 (void)BIO_flush(fbio
);
1414 "didn't found starttls in server response,"
1415 " try anyway...\n");
1416 BIO_printf(sbio
, "STARTTLS\r\n");
1417 BIO_read(sbio
, sbuf
, BUFSIZZ
);
1418 } else if (starttls_proto
== PROTO_POP3
) {
1419 BIO_read(sbio
, mbuf
, BUFSIZZ
);
1420 BIO_printf(sbio
, "STLS\r\n");
1421 BIO_read(sbio
, sbuf
, BUFSIZZ
);
1422 } else if (starttls_proto
== PROTO_IMAP
) {
1424 BIO
*fbio
= BIO_new(BIO_f_buffer());
1425 BIO_push(fbio
, sbio
);
1426 BIO_gets(fbio
, mbuf
, BUFSIZZ
);
1427 /* STARTTLS command requires CAPABILITY... */
1428 BIO_printf(fbio
, ". CAPABILITY\r\n");
1429 (void)BIO_flush(fbio
);
1430 /* wait for multi-line CAPABILITY response */
1432 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
1433 if (strstr(mbuf
, "STARTTLS"))
1436 while (mbuf_len
> 3 && mbuf
[0] != '.');
1437 (void)BIO_flush(fbio
);
1442 "didn't found STARTTLS in server response,"
1443 " try anyway...\n");
1444 BIO_printf(sbio
, ". STARTTLS\r\n");
1445 BIO_read(sbio
, sbuf
, BUFSIZZ
);
1446 } else if (starttls_proto
== PROTO_FTP
) {
1447 BIO
*fbio
= BIO_new(BIO_f_buffer());
1448 BIO_push(fbio
, sbio
);
1449 /* wait for multi-line response to end from FTP */
1451 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
1453 while (mbuf_len
> 3 && mbuf
[3] == '-');
1454 (void)BIO_flush(fbio
);
1457 BIO_printf(sbio
, "AUTH TLS\r\n");
1458 BIO_read(sbio
, sbuf
, BUFSIZZ
);
1460 if (starttls_proto
== PROTO_XMPP
) {
1462 BIO_printf(sbio
, "<stream:stream "
1463 "xmlns:stream='http://etherx.jabber.org/streams' "
1464 "xmlns='jabber:client' to='%s' version='1.0'>", host
);
1465 seen
= BIO_read(sbio
, mbuf
, BUFSIZZ
);
1468 (mbuf
, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'")) {
1469 if (strstr(mbuf
, "/stream:features>"))
1471 seen
= BIO_read(sbio
, mbuf
, BUFSIZZ
);
1475 "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1476 seen
= BIO_read(sbio
, sbuf
, BUFSIZZ
);
1478 if (!strstr(sbuf
, "<proceed"))
1486 fdin
= fileno(stdin
);
1488 BIO_printf(bio_err
,"bad fileno for stdin\n");
1491 fdout
= fileno(stdout
);
1493 BIO_printf(bio_err
,"bad fileno for stdout\n");
1497 if ((SSL_version(con
) == DTLS1_VERSION
) &&
1498 DTLSv1_get_timeout(con
, &timeout
))
1499 timeoutp
= &timeout
;
1503 if (SSL_in_init(con
) && !SSL_total_renegotiations(con
)) {
1510 #if 0 /* This test doesn't really work as intended
1511 * (needs to be fixed) */
1512 # ifndef OPENSSL_NO_TLSEXT
1513 if (servername
!= NULL
&& !SSL_session_reused(con
)) {
1514 BIO_printf(bio_c_out
,
1515 "Server did %sacknowledge servername extension.\n",
1516 tlsextcbp
.ack
? "" : "not ");
1521 BIO
*stmp
= BIO_new_file(sess_out
, "w");
1523 PEM_write_bio_SSL_SESSION(stmp
, SSL_get_session(con
));
1526 BIO_printf(bio_err
, "Error writing session file %s\n",
1529 print_stuff(bio_c_out
, con
, full_log
);
1533 if (starttls_proto
) {
1534 BIO_printf(bio_err
, "%s", mbuf
);
1535 /* We don't need to know any more */
1536 starttls_proto
= PROTO_OFF
;
1541 BIO_printf(bio_c_out
,
1542 "drop connection and then reconnect\n");
1544 SSL_set_connect_state(con
);
1545 SHUTDOWN(SSL_get_fd(con
));
1551 ssl_pending
= read_ssl
&& SSL_pending(con
);
1554 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined (OPENSSL_SYS_BEOS_R5)
1557 openssl_fdset(fdin
, &readfds
);
1559 openssl_fdset(fdout
, &writefds
);
1562 openssl_fdset(SSL_get_fd(con
), &readfds
);
1564 openssl_fdset(SSL_get_fd(con
), &writefds
);
1566 if (!tty_on
|| !write_tty
) {
1568 openssl_fdset(SSL_get_fd(con
), &readfds
);
1570 openssl_fdset(SSL_get_fd(con
), &writefds
);
1573 /*- printf("mode tty(%d %d%d) ssl(%d%d)\n",
1574 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
1577 * Note: under VMS with SOCKETSHR the second parameter is
1578 * currently of type (int *) whereas under other systems it is
1579 * (void *) if you don't have a cast it will choke the compiler:
1580 * if you do have a cast then you can either go for (int *) or
1583 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1585 * Under Windows/DOS we make the assumption that we can always
1586 * write to the tty: therefore if we need to write to the tty we
1587 * just fall through. Otherwise we timeout the select every
1588 * second and see if there are any keypresses. Note: this is a
1589 * hack, in a proper Windows application we wouldn't do this.
1596 i
= select(width
, (void *)&readfds
, (void *)&writefds
,
1598 # if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1599 if (!i
&& (!_kbhit() || !read_tty
))
1602 if (!i
&& (!((_kbhit())
1603 || (WAIT_OBJECT_0
==
1604 WaitForSingleObject(GetStdHandle
1611 i
= select(width
, (void *)&readfds
, (void *)&writefds
,
1614 #elif defined(OPENSSL_SYS_NETWARE)
1619 i
= select(width
, (void *)&readfds
, (void *)&writefds
,
1622 i
= select(width
, (void *)&readfds
, (void *)&writefds
,
1625 #elif defined(OPENSSL_SYS_BEOS_R5)
1626 /* Under BeOS-R5 the situation is similar to DOS */
1629 (void)fcntl(fdin
, F_SETFL
, O_NONBLOCK
);
1634 i
= select(width
, (void *)&readfds
, (void *)&writefds
,
1636 if (read(fdin
, sbuf
, 0) >= 0)
1638 if (!i
&& (stdin_set
!= 1 || !read_tty
))
1641 i
= select(width
, (void *)&readfds
, (void *)&writefds
,
1644 (void)fcntl(fdin
, F_SETFL
, 0);
1646 i
= select(width
, (void *)&readfds
, (void *)&writefds
,
1650 BIO_printf(bio_err
, "bad select %d\n",
1651 get_last_socket_error());
1657 if ((SSL_version(con
) == DTLS1_VERSION
)
1658 && DTLSv1_handle_timeout(con
) > 0) {
1659 BIO_printf(bio_err
, "TIMEOUT occured\n");
1662 if (!ssl_pending
&& FD_ISSET(SSL_get_fd(con
), &writefds
)) {
1663 k
= SSL_write(con
, &(cbuf
[cbuf_off
]), (unsigned int)cbuf_len
);
1664 switch (SSL_get_error(con
, k
)) {
1665 case SSL_ERROR_NONE
:
1670 /* we have done a write(con,NULL,0); */
1671 if (cbuf_len
<= 0) {
1674 } else { /* if (cbuf_len > 0) */
1680 case SSL_ERROR_WANT_WRITE
:
1681 BIO_printf(bio_c_out
, "write W BLOCK\n");
1685 case SSL_ERROR_WANT_READ
:
1686 BIO_printf(bio_c_out
, "write R BLOCK\n");
1691 case SSL_ERROR_WANT_X509_LOOKUP
:
1692 BIO_printf(bio_c_out
, "write X BLOCK\n");
1694 case SSL_ERROR_ZERO_RETURN
:
1695 if (cbuf_len
!= 0) {
1696 BIO_printf(bio_c_out
, "shutdown\n");
1705 case SSL_ERROR_SYSCALL
:
1706 if ((k
!= 0) || (cbuf_len
!= 0)) {
1707 BIO_printf(bio_err
, "write:errno=%d\n",
1708 get_last_socket_error());
1716 ERR_print_errors(bio_err
);
1720 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
1721 /* Assume Windows/DOS/BeOS can always write */
1722 else if (!ssl_pending
&& write_tty
)
1724 else if (!ssl_pending
&& FD_ISSET(fdout
, &writefds
))
1727 #ifdef CHARSET_EBCDIC
1728 ascii2ebcdic(&(sbuf
[sbuf_off
]), &(sbuf
[sbuf_off
]), sbuf_len
);
1730 i
= raw_write_stdout(&(sbuf
[sbuf_off
]), sbuf_len
);
1733 BIO_printf(bio_c_out
, "DONE\n");
1741 if (sbuf_len
<= 0) {
1745 } else if (ssl_pending
|| FD_ISSET(SSL_get_fd(con
), &readfds
)) {
1750 SSL_renegotiate(con
);
1756 k
= SSL_read(con
, sbuf
, 1024 /* BUFSIZZ */ );
1758 /* Demo for pending and peek :-) */
1759 k
= SSL_read(con
, sbuf
, 16);
1762 printf("read=%d pending=%d peek=%d\n", k
, SSL_pending(con
),
1763 SSL_peek(con
, zbuf
, 10240));
1767 switch (SSL_get_error(con
, k
)) {
1768 case SSL_ERROR_NONE
:
1777 case SSL_ERROR_WANT_WRITE
:
1778 BIO_printf(bio_c_out
, "read W BLOCK\n");
1782 case SSL_ERROR_WANT_READ
:
1783 BIO_printf(bio_c_out
, "read R BLOCK\n");
1786 if ((read_tty
== 0) && (write_ssl
== 0))
1789 case SSL_ERROR_WANT_X509_LOOKUP
:
1790 BIO_printf(bio_c_out
, "read X BLOCK\n");
1792 case SSL_ERROR_SYSCALL
:
1793 ret
= get_last_socket_error();
1794 BIO_printf(bio_err
, "read:errno=%d\n", ret
);
1796 case SSL_ERROR_ZERO_RETURN
:
1797 BIO_printf(bio_c_out
, "closed\n");
1801 ERR_print_errors(bio_err
);
1806 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1807 # if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1811 || (WAIT_OBJECT_0
==
1812 WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE
), 0)))
1814 #elif defined (OPENSSL_SYS_NETWARE)
1816 #elif defined(OPENSSL_SYS_BEOS_R5)
1819 else if (FD_ISSET(fdin
, &readfds
))
1825 i
= raw_read_stdin(cbuf
, BUFSIZZ
/ 2);
1827 /* both loops are skipped when i <= 0 */
1828 for (j
= 0; j
< i
; j
++)
1829 if (cbuf
[j
] == '\n')
1831 for (j
= i
- 1; j
>= 0; j
--) {
1832 cbuf
[j
+ lf_num
] = cbuf
[j
];
1833 if (cbuf
[j
] == '\n') {
1836 cbuf
[j
+ lf_num
] = '\r';
1839 assert(lf_num
== 0);
1841 i
= raw_read_stdin(cbuf
, BUFSIZZ
);
1843 if ((!c_ign_eof
) && ((i
<= 0) || (cbuf
[0] == 'Q'))) {
1844 BIO_printf(bio_err
, "DONE\n");
1849 if ((!c_ign_eof
) && (cbuf
[0] == 'R')) {
1850 BIO_printf(bio_err
, "RENEGOTIATING\n");
1851 SSL_renegotiate(con
);
1854 #ifndef OPENSSL_NO_HEARTBEATS
1855 else if ((!c_ign_eof
) && (cbuf
[0] == 'B')) {
1856 BIO_printf(bio_err
, "HEARTBEATING\n");
1864 #ifdef CHARSET_EBCDIC
1865 ebcdic2ascii(cbuf
, cbuf
, i
);
1877 print_stuff(bio_c_out
, con
, full_log
);
1879 SHUTDOWN(SSL_get_fd(con
));
1883 print_stuff(bio_c_out
, con
, 1);
1886 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1887 if (next_proto
.data
)
1888 OPENSSL_free(next_proto
.data
);
1899 X509_VERIFY_PARAM_free(vpm
);
1901 OPENSSL_cleanse(cbuf
, BUFSIZZ
);
1905 OPENSSL_cleanse(sbuf
, BUFSIZZ
);
1909 OPENSSL_cleanse(mbuf
, BUFSIZZ
);
1912 if (bio_c_out
!= NULL
) {
1913 BIO_free(bio_c_out
);
1920 static void print_stuff(BIO
*bio
, SSL
*s
, int full
)
1924 static const char *space
= " ";
1927 STACK_OF(X509_NAME
) *sk2
;
1928 const SSL_CIPHER
*c
;
1931 #ifndef OPENSSL_NO_COMP
1932 const COMP_METHOD
*comp
, *expansion
;
1934 unsigned char *exportedkeymat
;
1937 int got_a_chain
= 0;
1939 sk
= SSL_get_peer_cert_chain(s
);
1941 got_a_chain
= 1; /* we don't have it for SSL2 (yet) */
1943 BIO_printf(bio
, "---\nCertificate chain\n");
1944 for (i
= 0; i
< sk_X509_num(sk
); i
++) {
1945 X509_NAME_oneline(X509_get_subject_name(sk_X509_value(sk
, i
)),
1947 BIO_printf(bio
, "%2d s:%s\n", i
, buf
);
1948 X509_NAME_oneline(X509_get_issuer_name(sk_X509_value(sk
, i
)),
1950 BIO_printf(bio
, " i:%s\n", buf
);
1952 PEM_write_bio_X509(bio
, sk_X509_value(sk
, i
));
1956 BIO_printf(bio
, "---\n");
1957 peer
= SSL_get_peer_certificate(s
);
1959 BIO_printf(bio
, "Server certificate\n");
1961 /* Redundant if we showed the whole chain */
1962 if (!(c_showcerts
&& got_a_chain
))
1963 PEM_write_bio_X509(bio
, peer
);
1964 X509_NAME_oneline(X509_get_subject_name(peer
), buf
, sizeof buf
);
1965 BIO_printf(bio
, "subject=%s\n", buf
);
1966 X509_NAME_oneline(X509_get_issuer_name(peer
), buf
, sizeof buf
);
1967 BIO_printf(bio
, "issuer=%s\n", buf
);
1969 BIO_printf(bio
, "no peer certificate available\n");
1971 sk2
= SSL_get_client_CA_list(s
);
1972 if ((sk2
!= NULL
) && (sk_X509_NAME_num(sk2
) > 0)) {
1973 BIO_printf(bio
, "---\nAcceptable client certificate CA names\n");
1974 for (i
= 0; i
< sk_X509_NAME_num(sk2
); i
++) {
1975 xn
= sk_X509_NAME_value(sk2
, i
);
1976 X509_NAME_oneline(xn
, buf
, sizeof(buf
));
1977 BIO_write(bio
, buf
, strlen(buf
));
1978 BIO_write(bio
, "\n", 1);
1981 BIO_printf(bio
, "---\nNo client certificate CA names sent\n");
1983 p
= SSL_get_shared_ciphers(s
, buf
, sizeof buf
);
1986 * This works only for SSL 2. In later protocol versions, the
1987 * client does not know what other ciphers (in addition to the
1988 * one to be used in the current connection) the server supports.
1992 "---\nCiphers common between both SSL endpoints:\n");
1996 BIO_write(bio
, space
, 15 - j
% 25);
1999 BIO_write(bio
, ((i
% 3) ? " " : "\n"), 1);
2001 BIO_write(bio
, p
, 1);
2006 BIO_write(bio
, "\n", 1);
2010 "---\nSSL handshake has read %ld bytes and written %ld bytes\n",
2011 BIO_number_read(SSL_get_rbio(s
)),
2012 BIO_number_written(SSL_get_wbio(s
)));
2014 BIO_printf(bio
, (SSL_cache_hit(s
) ? "---\nReused, " : "---\nNew, "));
2015 c
= SSL_get_current_cipher(s
);
2016 BIO_printf(bio
, "%s, Cipher is %s\n",
2017 SSL_CIPHER_get_version(c
), SSL_CIPHER_get_name(c
));
2020 pktmp
= X509_get_pubkey(peer
);
2021 BIO_printf(bio
, "Server public key is %d bit\n",
2022 EVP_PKEY_bits(pktmp
));
2023 EVP_PKEY_free(pktmp
);
2025 BIO_printf(bio
, "Secure Renegotiation IS%s supported\n",
2026 SSL_get_secure_renegotiation_support(s
) ? "" : " NOT");
2027 #ifndef OPENSSL_NO_COMP
2028 comp
= SSL_get_current_compression(s
);
2029 expansion
= SSL_get_current_expansion(s
);
2030 BIO_printf(bio
, "Compression: %s\n",
2031 comp
? SSL_COMP_get_name(comp
) : "NONE");
2032 BIO_printf(bio
, "Expansion: %s\n",
2033 expansion
? SSL_COMP_get_name(expansion
) : "NONE");
2038 /* Print out local port of connection: useful for debugging */
2040 struct sockaddr_in ladd
;
2041 socklen_t ladd_size
= sizeof(ladd
);
2042 sock
= SSL_get_fd(s
);
2043 getsockname(sock
, (struct sockaddr
*)&ladd
, &ladd_size
);
2044 BIO_printf(bio_c_out
, "LOCAL PORT is %u\n", ntohs(ladd
.sin_port
));
2048 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2049 if (next_proto
.status
!= -1) {
2050 const unsigned char *proto
;
2051 unsigned int proto_len
;
2052 SSL_get0_next_proto_negotiated(s
, &proto
, &proto_len
);
2053 BIO_printf(bio
, "Next protocol: (%d) ", next_proto
.status
);
2054 BIO_write(bio
, proto
, proto_len
);
2055 BIO_write(bio
, "\n", 1);
2059 #ifndef OPENSSL_NO_SRTP
2061 SRTP_PROTECTION_PROFILE
*srtp_profile
=
2062 SSL_get_selected_srtp_profile(s
);
2065 BIO_printf(bio
, "SRTP Extension negotiated, profile=%s\n",
2066 srtp_profile
->name
);
2070 SSL_SESSION_print(bio
, SSL_get_session(s
));
2071 if (keymatexportlabel
!= NULL
) {
2072 BIO_printf(bio
, "Keying material exporter:\n");
2073 BIO_printf(bio
, " Label: '%s'\n", keymatexportlabel
);
2074 BIO_printf(bio
, " Length: %i bytes\n", keymatexportlen
);
2075 exportedkeymat
= OPENSSL_malloc(keymatexportlen
);
2076 if (exportedkeymat
!= NULL
) {
2077 if (!SSL_export_keying_material(s
, exportedkeymat
,
2080 strlen(keymatexportlabel
),
2082 BIO_printf(bio
, " Error\n");
2084 BIO_printf(bio
, " Keying material: ");
2085 for (i
= 0; i
< keymatexportlen
; i
++)
2086 BIO_printf(bio
, "%02X", exportedkeymat
[i
]);
2087 BIO_printf(bio
, "\n");
2089 OPENSSL_free(exportedkeymat
);
2092 BIO_printf(bio
, "---\n");
2095 /* flush, or debugging output gets mixed with http response */
2096 (void)BIO_flush(bio
);
2099 #ifndef OPENSSL_NO_TLSEXT
2101 static int ocsp_resp_cb(SSL
*s
, void *arg
)
2103 const unsigned char *p
;
2106 len
= SSL_get_tlsext_status_ocsp_resp(s
, &p
);
2107 BIO_puts(arg
, "OCSP response: ");
2109 BIO_puts(arg
, "no response sent\n");
2112 rsp
= d2i_OCSP_RESPONSE(NULL
, &p
, len
);
2114 BIO_puts(arg
, "response parse error\n");
2115 BIO_dump_indent(arg
, (char *)p
, len
, 4);
2118 BIO_puts(arg
, "\n======================================\n");
2119 OCSP_RESPONSE_print(arg
, rsp
, 0);
2120 BIO_puts(arg
, "======================================\n");
2121 OCSP_RESPONSE_free(rsp
);