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>
145 * With IPv6, it looks like Digital has mixed up the proper order of
146 * recursive header file inclusion, resulting in the compiler complaining
147 * that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which is
148 * needed to have fileno() declared correctly... So let's define u_int
150 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
152 typedef unsigned int u_int
;
157 #include <openssl/x509.h>
158 #include <openssl/ssl.h>
159 #include <openssl/err.h>
160 #include <openssl/pem.h>
161 #include <openssl/rand.h>
162 #include <openssl/ocsp.h>
163 #include <openssl/bn.h>
164 #ifndef OPENSSL_NO_SRP
165 # include <openssl/srp.h>
168 #include "timeouts.h"
170 #if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000)
171 /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */
176 #define PROG s_client_main
179 * #define SSL_HOST_NAME "www.netscape.com"
182 * #define SSL_HOST_NAME "193.118.187.102"
184 #define SSL_HOST_NAME "localhost"
186 /* no default cert. */
188 * #define TEST_CERT "client.pem"
192 #define BUFSIZZ 1024*8
194 extern int verify_depth
;
195 extern int verify_error
;
196 extern int verify_return_error
;
197 extern int verify_quiet
;
200 static int c_nbio
= 0;
202 static int c_Pause
= 0;
203 static int c_debug
= 0;
204 #ifndef OPENSSL_NO_TLSEXT
205 static int c_tlsextdebug
= 0;
206 static int c_status_req
= 0;
208 static int c_msg
= 0;
209 static int c_showcerts
= 0;
211 static char *keymatexportlabel
= NULL
;
212 static int keymatexportlen
= 20;
214 static void sc_usage(void);
215 static void print_stuff(BIO
*berr
, SSL
*con
, int full
);
216 #ifndef OPENSSL_NO_TLSEXT
217 static int ocsp_resp_cb(SSL
*s
, void *arg
);
219 static BIO
*bio_c_out
= NULL
;
220 static BIO
*bio_c_msg
= NULL
;
221 static int c_quiet
= 0;
222 static int c_ign_eof
= 0;
223 static int c_brief
= 0;
225 #ifndef OPENSSL_NO_PSK
226 /* Default PSK identity and key */
227 static char *psk_identity
= "Client_identity";
229 * char *psk_key=NULL; by default PSK is not used
232 static unsigned int psk_client_cb(SSL
*ssl
, const char *hint
, char *identity
,
233 unsigned int max_identity_len
,
235 unsigned int max_psk_len
)
237 unsigned int psk_len
= 0;
242 BIO_printf(bio_c_out
, "psk_client_cb\n");
244 /* no ServerKeyExchange message */
246 BIO_printf(bio_c_out
,
247 "NULL received PSK identity hint, continuing anyway\n");
249 BIO_printf(bio_c_out
, "Received PSK identity hint '%s'\n", hint
);
252 * lookup PSK identity and PSK key based on the given identity hint here
254 ret
= BIO_snprintf(identity
, max_identity_len
, "%s", psk_identity
);
255 if (ret
< 0 || (unsigned int)ret
> max_identity_len
)
258 BIO_printf(bio_c_out
, "created identity '%s' len=%d\n", identity
,
260 ret
= BN_hex2bn(&bn
, psk_key
);
262 BIO_printf(bio_err
, "Could not convert PSK key '%s' to BIGNUM\n",
269 if ((unsigned int)BN_num_bytes(bn
) > max_psk_len
) {
271 "psk buffer of callback is too small (%d) for key (%d)\n",
272 max_psk_len
, BN_num_bytes(bn
));
277 psk_len
= BN_bn2bin(bn
, psk
);
283 BIO_printf(bio_c_out
, "created PSK len=%d\n", psk_len
);
288 BIO_printf(bio_err
, "Error in PSK client callback\n");
293 static void sc_usage(void)
295 BIO_printf(bio_err
, "usage: s_client args\n");
296 BIO_printf(bio_err
, "\n");
297 BIO_printf(bio_err
, " -host host - use -connect instead\n");
298 BIO_printf(bio_err
, " -port port - use -connect instead\n");
300 " -connect host:port - connect over TCP/IP (default is %s:%s)\n",
301 SSL_HOST_NAME
, PORT_STR
);
303 " -unix path - connect over unix domain sockets\n");
305 " -verify arg - turn on peer certificate verification\n");
307 " -verify_return_error - return verification errors\n");
309 " -cert arg - certificate file to use, PEM format assumed\n");
311 " -certform arg - certificate format (PEM or DER) PEM default\n");
313 " -key arg - Private key file to use, in cert file if\n");
314 BIO_printf(bio_err
, " not specified but cert file is.\n");
316 " -keyform arg - key format (PEM or DER) PEM default\n");
318 " -pass arg - private key file pass phrase source\n");
319 BIO_printf(bio_err
, " -CApath arg - PEM format directory of CA's\n");
320 BIO_printf(bio_err
, " -CAfile arg - PEM format file of CA's\n");
322 " -trusted_first - Use local CA's first when building trust chain\n");
324 " -reconnect - Drop and re-make the connection with the same Session-ID\n");
326 " -pause - sleep(1) after each read(2) and write(2) system call\n");
328 " -prexit - print session information even on connection failure\n");
330 " -showcerts - show all certificates in the chain\n");
331 BIO_printf(bio_err
, " -debug - extra output\n");
333 BIO_printf(bio_err
, " -wdebug - WATT-32 tcp debugging\n");
335 BIO_printf(bio_err
, " -msg - Show protocol messages\n");
336 BIO_printf(bio_err
, " -nbio_test - more ssl protocol testing\n");
337 BIO_printf(bio_err
, " -state - print the 'ssl' states\n");
339 BIO_printf(bio_err
, " -nbio - Run with non-blocking IO\n");
342 " -crlf - convert LF from terminal into CRLF\n");
343 BIO_printf(bio_err
, " -quiet - no s_client output\n");
345 " -ign_eof - ignore input eof (default when -quiet)\n");
346 BIO_printf(bio_err
, " -no_ign_eof - don't ignore input eof\n");
347 #ifndef OPENSSL_NO_PSK
348 BIO_printf(bio_err
, " -psk_identity arg - PSK identity\n");
349 BIO_printf(bio_err
, " -psk arg - PSK in hex (without 0x)\n");
350 # ifndef OPENSSL_NO_JPAKE
351 BIO_printf(bio_err
, " -jpake arg - JPAKE secret to use\n");
354 #ifndef OPENSSL_NO_SRP
356 " -srpuser user - SRP authentification for 'user'\n");
357 BIO_printf(bio_err
, " -srppass arg - password for 'user'\n");
359 " -srp_lateuser - SRP username into second ClientHello message\n");
361 " -srp_moregroups - Tolerate other than the known g N values.\n");
363 " -srp_strength int - minimal length in bits for N (default %d).\n",
366 #ifndef OPENSSL_NO_SSL3_METHOD
367 BIO_printf(bio_err
, " -ssl3 - just use SSLv3\n");
369 BIO_printf(bio_err
, " -tls1_2 - just use TLSv1.2\n");
370 BIO_printf(bio_err
, " -tls1_1 - just use TLSv1.1\n");
371 BIO_printf(bio_err
, " -tls1 - just use TLSv1\n");
372 BIO_printf(bio_err
, " -dtls1 - just use DTLSv1\n");
373 BIO_printf(bio_err
, " -fallback_scsv - send TLS_FALLBACK_SCSV\n");
374 BIO_printf(bio_err
, " -mtu - set the link layer MTU\n");
376 " -no_tls1_2/-no_tls1_1/-no_tls1/-no_ssl3 - turn off that protocol\n");
378 " -bugs - Switch on all SSL implementation bug workarounds\n");
380 " -cipher - preferred cipher to use, use the 'openssl ciphers'\n");
382 " command to see what is available\n");
384 " -starttls prot - use the STARTTLS command before starting TLS\n");
386 " for those protocols that support it, where\n");
388 " 'prot' defines which one to assume. Currently,\n");
390 " only \"smtp\", \"pop3\", \"imap\", \"ftp\" and \"xmpp\"\n");
391 BIO_printf(bio_err
, " are supported.\n");
393 " -xmpphost host - When used with \"-starttls xmpp\" specifies the virtual host.\n");
394 #ifndef OPENSSL_NO_ENGINE
396 " -engine id - Initialise and use the specified engine\n");
398 BIO_printf(bio_err
, " -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR
,
399 LIST_SEPARATOR_CHAR
);
400 BIO_printf(bio_err
, " -sess_out arg - file to write SSL session to\n");
401 BIO_printf(bio_err
, " -sess_in arg - file to read SSL session from\n");
402 #ifndef OPENSSL_NO_TLSEXT
404 " -servername host - Set TLS extension servername in ClientHello\n");
406 " -tlsextdebug - hex dump of all TLS extensions received\n");
408 " -status - request certificate status from server\n");
410 " -no_ticket - disable use of RFC4507bis session tickets\n");
412 " -serverinfo types - send empty ClientHello extensions (comma-separated numbers)\n");
413 # ifndef OPENSSL_NO_NEXTPROTONEG
415 " -nextprotoneg arg - enable NPN extension, considering named protocols supported (comma-separated list)\n");
418 " -alpn arg - enable ALPN extension, considering named protocols supported (comma-separated list)\n");
421 " -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n");
422 #ifndef OPENSSL_NO_SRTP
424 " -use_srtp profiles - Offer SRTP key management with a colon-separated profile list\n");
427 " -keymatexport label - Export keying material using label\n");
429 " -keymatexportlen len - Export len bytes of keying material (default 20)\n");
432 #ifndef OPENSSL_NO_TLSEXT
434 /* This is a context that we pass to callbacks */
435 typedef struct tlsextctx_st
{
440 static int ssl_servername_cb(SSL
*s
, int *ad
, void *arg
)
442 tlsextctx
*p
= (tlsextctx
*) arg
;
443 const char *hn
= SSL_get_servername(s
, TLSEXT_NAMETYPE_host_name
);
444 if (SSL_get_servername_type(s
) != -1)
445 p
->ack
= !SSL_session_reused(s
) && hn
!= NULL
;
447 BIO_printf(bio_err
, "Can't use SSL_get_servername\n");
449 return SSL_TLSEXT_ERR_OK
;
452 # ifndef OPENSSL_NO_SRP
454 /* This is a context that we pass to all callbacks */
455 typedef struct srp_arg_st
{
458 int msg
; /* copy from c_msg */
459 int debug
; /* copy from c_debug */
460 int amp
; /* allow more groups */
461 int strength
/* minimal size for N */ ;
464 # define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
466 static int srp_Verify_N_and_g(const BIGNUM
*N
, const BIGNUM
*g
)
468 BN_CTX
*bn_ctx
= BN_CTX_new();
469 BIGNUM
*p
= BN_new();
470 BIGNUM
*r
= BN_new();
472 g
!= NULL
&& N
!= NULL
&& bn_ctx
!= NULL
&& BN_is_odd(N
) &&
473 BN_is_prime_ex(N
, SRP_NUMBER_ITERATIONS_FOR_PRIME
, bn_ctx
, NULL
) &&
474 p
!= NULL
&& BN_rshift1(p
, N
) &&
476 BN_is_prime_ex(p
, SRP_NUMBER_ITERATIONS_FOR_PRIME
, bn_ctx
, NULL
) &&
478 /* verify g^((N-1)/2) == -1 (mod N) */
479 BN_mod_exp(r
, g
, p
, N
, bn_ctx
) &&
480 BN_add_word(r
, 1) && BN_cmp(r
, N
) == 0;
492 * This callback is used here for two purposes:
493 * - extended debugging
494 * - making some primality tests for unknown groups
495 * The callback is only called for a non default group.
497 * An application does not need the call back at all if
498 * only the stanard groups are used. In real life situations,
499 * client and server already share well known groups,
500 * thus there is no need to verify them.
501 * Furthermore, in case that a server actually proposes a group that
502 * is not one of those defined in RFC 5054, it is more appropriate
503 * to add the group to a static list and then compare since
504 * primality tests are rather cpu consuming.
507 static int ssl_srp_verify_param_cb(SSL
*s
, void *arg
)
509 SRP_ARG
*srp_arg
= (SRP_ARG
*)arg
;
510 BIGNUM
*N
= NULL
, *g
= NULL
;
511 if (!(N
= SSL_get_srp_N(s
)) || !(g
= SSL_get_srp_g(s
)))
513 if (srp_arg
->debug
|| srp_arg
->msg
|| srp_arg
->amp
== 1) {
514 BIO_printf(bio_err
, "SRP parameters:\n");
515 BIO_printf(bio_err
, "\tN=");
516 BN_print(bio_err
, N
);
517 BIO_printf(bio_err
, "\n\tg=");
518 BN_print(bio_err
, g
);
519 BIO_printf(bio_err
, "\n");
522 if (SRP_check_known_gN_param(g
, N
))
525 if (srp_arg
->amp
== 1) {
528 "SRP param N and g are not known params, going to check deeper.\n");
531 * The srp_moregroups is a real debugging feature. Implementors
532 * should rather add the value to the known ones. The minimal size
533 * has already been tested.
535 if (BN_num_bits(g
) <= BN_BITS
&& srp_Verify_N_and_g(N
, g
))
538 BIO_printf(bio_err
, "SRP param N and g rejected.\n");
542 # define PWD_STRLEN 1024
544 static char *ssl_give_srp_client_pwd_cb(SSL
*s
, void *arg
)
546 SRP_ARG
*srp_arg
= (SRP_ARG
*)arg
;
547 char *pass
= (char *)OPENSSL_malloc(PWD_STRLEN
+ 1);
551 cb_tmp
.password
= (char *)srp_arg
->srppassin
;
552 cb_tmp
.prompt_info
= "SRP user";
553 if ((l
= password_callback(pass
, PWD_STRLEN
, 0, &cb_tmp
)) < 0) {
554 BIO_printf(bio_err
, "Can't read Password\n");
564 # ifndef OPENSSL_NO_SRTP
565 char *srtp_profiles
= NULL
;
568 # ifndef OPENSSL_NO_NEXTPROTONEG
569 /* This the context that we pass to next_proto_cb */
570 typedef struct tlsextnextprotoctx_st
{
574 } tlsextnextprotoctx
;
576 static tlsextnextprotoctx next_proto
;
578 static int next_proto_cb(SSL
*s
, unsigned char **out
, unsigned char *outlen
,
579 const unsigned char *in
, unsigned int inlen
,
582 tlsextnextprotoctx
*ctx
= arg
;
585 /* We can assume that |in| is syntactically valid. */
587 BIO_printf(bio_c_out
, "Protocols advertised by server: ");
588 for (i
= 0; i
< inlen
;) {
590 BIO_write(bio_c_out
, ", ", 2);
591 BIO_write(bio_c_out
, &in
[i
+ 1], in
[i
]);
594 BIO_write(bio_c_out
, "\n", 1);
598 SSL_select_next_proto(out
, outlen
, in
, inlen
, ctx
->data
, ctx
->len
);
599 return SSL_TLSEXT_ERR_OK
;
601 # endif /* ndef OPENSSL_NO_NEXTPROTONEG */
603 static int serverinfo_cli_parse_cb(SSL
*s
, unsigned int ext_type
,
604 const unsigned char *in
, size_t inlen
,
608 unsigned char ext_buf
[4 + 65536];
610 /* Reconstruct the type/len fields prior to extension data */
611 ext_buf
[0] = ext_type
>> 8;
612 ext_buf
[1] = ext_type
& 0xFF;
613 ext_buf
[2] = inlen
>> 8;
614 ext_buf
[3] = inlen
& 0xFF;
615 memcpy(ext_buf
+ 4, in
, inlen
);
617 BIO_snprintf(pem_name
, sizeof(pem_name
), "SERVERINFO FOR EXTENSION %d",
619 PEM_write_bio(bio_c_out
, pem_name
, "", ext_buf
, 4 + inlen
);
634 int MAIN(int, char **);
636 int MAIN(int argc
, char **argv
)
640 #ifndef OPENSSL_NO_KRB5
643 int s
, k
, width
, state
= 0;
644 char *cbuf
= NULL
, *sbuf
= NULL
, *mbuf
= NULL
;
645 int cbuf_len
, cbuf_off
;
646 int sbuf_len
, sbuf_off
;
647 fd_set readfds
, writefds
;
650 char *host
= SSL_HOST_NAME
;
651 const char *unix_path
= NULL
;
652 char *xmpphost
= NULL
;
653 char *cert_file
= NULL
, *key_file
= NULL
, *chain_file
= NULL
;
654 int cert_format
= FORMAT_PEM
, key_format
= FORMAT_PEM
;
655 char *passarg
= NULL
, *pass
= NULL
;
657 EVP_PKEY
*key
= NULL
;
658 STACK_OF(X509
) *chain
= NULL
;
659 char *CApath
= NULL
, *CAfile
= NULL
;
660 char *chCApath
= NULL
, *chCAfile
= NULL
;
661 char *vfyCApath
= NULL
, *vfyCAfile
= NULL
;
662 int reconnect
= 0, badop
= 0, verify
= SSL_VERIFY_NONE
;
664 int write_tty
, read_tty
, write_ssl
, read_ssl
, tty_on
, ssl_pending
;
666 int ret
= 1, in_init
= 1, i
, nbio_test
= 0;
667 int starttls_proto
= PROTO_OFF
;
669 X509_VERIFY_PARAM
*vpm
= NULL
;
671 const SSL_METHOD
*meth
= NULL
;
672 int socket_type
= SOCK_STREAM
;
676 struct timeval timeout
, *timeoutp
;
677 #ifndef OPENSSL_NO_ENGINE
678 char *engine_id
= NULL
;
679 char *ssl_client_engine_id
= NULL
;
680 ENGINE
*ssl_client_engine
= NULL
;
683 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
686 #ifndef OPENSSL_NO_TLSEXT
687 char *servername
= NULL
;
688 tlsextctx tlsextcbp
= { NULL
, 0 };
689 # ifndef OPENSSL_NO_NEXTPROTONEG
690 const char *next_proto_neg_in
= NULL
;
692 const char *alpn_in
= NULL
;
693 # define MAX_SI_TYPES 100
694 unsigned short serverinfo_types
[MAX_SI_TYPES
];
695 int serverinfo_types_count
= 0;
697 char *sess_in
= NULL
;
698 char *sess_out
= NULL
;
699 struct sockaddr peer
;
700 int peerlen
= sizeof(peer
);
701 int fallback_scsv
= 0;
702 int enable_timeouts
= 0;
704 #ifndef OPENSSL_NO_JPAKE
705 static char *jpake_secret
= NULL
;
706 # define no_jpake !jpake_secret
710 #ifndef OPENSSL_NO_SRP
711 char *srppass
= NULL
;
712 int srp_lateuser
= 0;
713 SRP_ARG srp_arg
= { NULL
, NULL
, 0, 0, 0, 1024 };
715 SSL_EXCERT
*exc
= NULL
;
717 SSL_CONF_CTX
*cctx
= NULL
;
718 STACK_OF(OPENSSL_STRING
) *ssl_args
= NULL
;
720 char *crl_file
= NULL
;
721 int crl_format
= FORMAT_PEM
;
722 int crl_download
= 0;
723 STACK_OF(X509_CRL
) *crls
= NULL
;
726 meth
= SSLv23_client_method();
737 bio_err
= BIO_new_fp(stderr
, BIO_NOCLOSE
);
739 if (!load_config(bio_err
, NULL
))
741 cctx
= SSL_CONF_CTX_new();
744 SSL_CONF_CTX_set_flags(cctx
, SSL_CONF_FLAG_CLIENT
);
745 SSL_CONF_CTX_set_flags(cctx
, SSL_CONF_FLAG_CMDLINE
);
747 if (((cbuf
= OPENSSL_malloc(BUFSIZZ
)) == NULL
) ||
748 ((sbuf
= OPENSSL_malloc(BUFSIZZ
)) == NULL
) ||
749 ((mbuf
= OPENSSL_malloc(BUFSIZZ
)) == NULL
)) {
750 BIO_printf(bio_err
, "out of memory\n");
755 verify_error
= X509_V_OK
;
763 if (strcmp(*argv
, "-host") == 0) {
767 } else if (strcmp(*argv
, "-port") == 0) {
770 port
= atoi(*(++argv
));
773 } else if (strcmp(*argv
, "-connect") == 0) {
776 if (!extract_host_port(*(++argv
), &host
, NULL
, &port
))
778 } else if (strcmp(*argv
, "-unix") == 0) {
781 unix_path
= *(++argv
);
782 } else if (strcmp(*argv
, "-xmpphost") == 0) {
785 xmpphost
= *(++argv
);
786 } else if (strcmp(*argv
, "-verify") == 0) {
787 verify
= SSL_VERIFY_PEER
;
790 verify_depth
= atoi(*(++argv
));
792 BIO_printf(bio_err
, "verify depth is %d\n", verify_depth
);
793 } else if (strcmp(*argv
, "-cert") == 0) {
796 cert_file
= *(++argv
);
797 } else if (strcmp(*argv
, "-CRL") == 0) {
800 crl_file
= *(++argv
);
801 } else if (strcmp(*argv
, "-crl_download") == 0)
803 else if (strcmp(*argv
, "-sess_out") == 0) {
806 sess_out
= *(++argv
);
807 } else if (strcmp(*argv
, "-sess_in") == 0) {
811 } else if (strcmp(*argv
, "-certform") == 0) {
814 cert_format
= str2fmt(*(++argv
));
815 } else if (strcmp(*argv
, "-CRLform") == 0) {
818 crl_format
= str2fmt(*(++argv
));
819 } else if (args_verify(&argv
, &argc
, &badarg
, bio_err
, &vpm
)) {
823 } else if (strcmp(*argv
, "-verify_return_error") == 0)
824 verify_return_error
= 1;
825 else if (strcmp(*argv
, "-verify_quiet") == 0)
827 else if (strcmp(*argv
, "-brief") == 0) {
831 } else if (args_excert(&argv
, &argc
, &badarg
, bio_err
, &exc
)) {
835 } else if (args_ssl(&argv
, &argc
, cctx
, &badarg
, bio_err
, &ssl_args
)) {
839 } else if (strcmp(*argv
, "-prexit") == 0)
841 else if (strcmp(*argv
, "-crlf") == 0)
843 else if (strcmp(*argv
, "-quiet") == 0) {
846 } else if (strcmp(*argv
, "-ign_eof") == 0)
848 else if (strcmp(*argv
, "-no_ign_eof") == 0)
850 else if (strcmp(*argv
, "-pause") == 0)
852 else if (strcmp(*argv
, "-debug") == 0)
854 #ifndef OPENSSL_NO_TLSEXT
855 else if (strcmp(*argv
, "-tlsextdebug") == 0)
857 else if (strcmp(*argv
, "-status") == 0)
861 else if (strcmp(*argv
, "-wdebug") == 0)
864 else if (strcmp(*argv
, "-msg") == 0)
866 else if (strcmp(*argv
, "-msgfile") == 0) {
869 bio_c_msg
= BIO_new_file(*(++argv
), "w");
871 #ifndef OPENSSL_NO_SSL_TRACE
872 else if (strcmp(*argv
, "-trace") == 0)
875 else if (strcmp(*argv
, "-security_debug") == 0) {
877 } else if (strcmp(*argv
, "-security_debug_verbose") == 0) {
879 } else if (strcmp(*argv
, "-showcerts") == 0)
881 else if (strcmp(*argv
, "-nbio_test") == 0)
883 else if (strcmp(*argv
, "-state") == 0)
885 #ifndef OPENSSL_NO_PSK
886 else if (strcmp(*argv
, "-psk_identity") == 0) {
889 psk_identity
= *(++argv
);
890 } else if (strcmp(*argv
, "-psk") == 0) {
896 for (j
= 0; j
< strlen(psk_key
); j
++) {
897 if (isxdigit((unsigned char)psk_key
[j
]))
899 BIO_printf(bio_err
, "Not a hex number '%s'\n", *argv
);
904 #ifndef OPENSSL_NO_SRP
905 else if (strcmp(*argv
, "-srpuser") == 0) {
908 srp_arg
.srplogin
= *(++argv
);
909 meth
= TLSv1_client_method();
910 } else if (strcmp(*argv
, "-srppass") == 0) {
914 meth
= TLSv1_client_method();
915 } else if (strcmp(*argv
, "-srp_strength") == 0) {
918 srp_arg
.strength
= atoi(*(++argv
));
919 BIO_printf(bio_err
, "SRP minimal length for N is %d\n",
921 meth
= TLSv1_client_method();
922 } else if (strcmp(*argv
, "-srp_lateuser") == 0) {
924 meth
= TLSv1_client_method();
925 } else if (strcmp(*argv
, "-srp_moregroups") == 0) {
927 meth
= TLSv1_client_method();
930 #ifndef OPENSSL_NO_SSL3_METHOD
931 else if (strcmp(*argv
, "-ssl3") == 0)
932 meth
= SSLv3_client_method();
934 else if (strcmp(*argv
, "-tls1_2") == 0)
935 meth
= TLSv1_2_client_method();
936 else if (strcmp(*argv
, "-tls1_1") == 0)
937 meth
= TLSv1_1_client_method();
938 else if (strcmp(*argv
, "-tls1") == 0)
939 meth
= TLSv1_client_method();
940 #ifndef OPENSSL_NO_DTLS1
941 else if (strcmp(*argv
, "-dtls") == 0) {
942 meth
= DTLS_client_method();
943 socket_type
= SOCK_DGRAM
;
944 } else if (strcmp(*argv
, "-dtls1") == 0) {
945 meth
= DTLSv1_client_method();
946 socket_type
= SOCK_DGRAM
;
947 } else if (strcmp(*argv
, "-dtls1_2") == 0) {
948 meth
= DTLSv1_2_client_method();
949 socket_type
= SOCK_DGRAM
;
950 } else if (strcmp(*argv
, "-timeout") == 0)
952 else if (strcmp(*argv
, "-mtu") == 0) {
955 socket_mtu
= atol(*(++argv
));
958 else if (strcmp(*argv
, "-fallback_scsv") == 0) {
960 } else if (strcmp(*argv
, "-keyform") == 0) {
963 key_format
= str2fmt(*(++argv
));
964 } else if (strcmp(*argv
, "-pass") == 0) {
968 } else if (strcmp(*argv
, "-cert_chain") == 0) {
971 chain_file
= *(++argv
);
972 } else if (strcmp(*argv
, "-key") == 0) {
975 key_file
= *(++argv
);
976 } else if (strcmp(*argv
, "-reconnect") == 0) {
978 } else if (strcmp(*argv
, "-CApath") == 0) {
982 } else if (strcmp(*argv
, "-chainCApath") == 0) {
985 chCApath
= *(++argv
);
986 } else if (strcmp(*argv
, "-verifyCApath") == 0) {
989 vfyCApath
= *(++argv
);
990 } else if (strcmp(*argv
, "-build_chain") == 0)
992 else if (strcmp(*argv
, "-CAfile") == 0) {
996 } else if (strcmp(*argv
, "-chainCAfile") == 0) {
999 chCAfile
= *(++argv
);
1000 } else if (strcmp(*argv
, "-verifyCAfile") == 0) {
1003 vfyCAfile
= *(++argv
);
1005 #ifndef OPENSSL_NO_TLSEXT
1006 # ifndef OPENSSL_NO_NEXTPROTONEG
1007 else if (strcmp(*argv
, "-nextprotoneg") == 0) {
1010 next_proto_neg_in
= *(++argv
);
1013 else if (strcmp(*argv
, "-alpn") == 0) {
1016 alpn_in
= *(++argv
);
1017 } else if (strcmp(*argv
, "-serverinfo") == 0) {
1025 serverinfo_types_count
= 0;
1027 for (i
= 0; i
<= len
; ++i
) {
1028 if (i
== len
|| c
[i
] == ',') {
1029 serverinfo_types
[serverinfo_types_count
]
1031 serverinfo_types_count
++;
1034 if (serverinfo_types_count
== MAX_SI_TYPES
)
1040 else if (strcmp(*argv
, "-nbio") == 0) {
1044 else if (strcmp(*argv
, "-starttls") == 0) {
1048 if (strcmp(*argv
, "smtp") == 0)
1049 starttls_proto
= PROTO_SMTP
;
1050 else if (strcmp(*argv
, "pop3") == 0)
1051 starttls_proto
= PROTO_POP3
;
1052 else if (strcmp(*argv
, "imap") == 0)
1053 starttls_proto
= PROTO_IMAP
;
1054 else if (strcmp(*argv
, "ftp") == 0)
1055 starttls_proto
= PROTO_FTP
;
1056 else if (strcmp(*argv
, "xmpp") == 0)
1057 starttls_proto
= PROTO_XMPP
;
1061 #ifndef OPENSSL_NO_ENGINE
1062 else if (strcmp(*argv
, "-engine") == 0) {
1065 engine_id
= *(++argv
);
1066 } else if (strcmp(*argv
, "-ssl_client_engine") == 0) {
1069 ssl_client_engine_id
= *(++argv
);
1072 else if (strcmp(*argv
, "-rand") == 0) {
1077 #ifndef OPENSSL_NO_TLSEXT
1078 else if (strcmp(*argv
, "-servername") == 0) {
1081 servername
= *(++argv
);
1082 /* meth=TLSv1_client_method(); */
1085 #ifndef OPENSSL_NO_JPAKE
1086 else if (strcmp(*argv
, "-jpake") == 0) {
1089 jpake_secret
= *++argv
;
1092 #ifndef OPENSSL_NO_SRTP
1093 else if (strcmp(*argv
, "-use_srtp") == 0) {
1096 srtp_profiles
= *(++argv
);
1099 else if (strcmp(*argv
, "-keymatexport") == 0) {
1102 keymatexportlabel
= *(++argv
);
1103 } else if (strcmp(*argv
, "-keymatexportlen") == 0) {
1106 keymatexportlen
= atoi(*(++argv
));
1107 if (keymatexportlen
== 0)
1110 BIO_printf(bio_err
, "unknown option %s\n", *argv
);
1123 if (unix_path
&& (socket_type
!= SOCK_STREAM
)) {
1125 "Can't use unix sockets and datagrams together\n");
1128 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1131 BIO_printf(bio_err
, "Can't use JPAKE and PSK together\n");
1134 psk_identity
= "JPAKE";
1138 OpenSSL_add_ssl_algorithms();
1139 SSL_load_error_strings();
1141 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1142 next_proto
.status
= -1;
1143 if (next_proto_neg_in
) {
1145 next_protos_parse(&next_proto
.len
, next_proto_neg_in
);
1146 if (next_proto
.data
== NULL
) {
1147 BIO_printf(bio_err
, "Error parsing -nextprotoneg argument\n");
1151 next_proto
.data
= NULL
;
1154 #ifndef OPENSSL_NO_ENGINE
1155 e
= setup_engine(bio_err
, engine_id
, 1);
1156 if (ssl_client_engine_id
) {
1157 ssl_client_engine
= ENGINE_by_id(ssl_client_engine_id
);
1158 if (!ssl_client_engine
) {
1159 BIO_printf(bio_err
, "Error getting client auth engine\n");
1164 if (!app_passwd(bio_err
, passarg
, NULL
, &pass
, NULL
)) {
1165 BIO_printf(bio_err
, "Error getting password\n");
1169 if (key_file
== NULL
)
1170 key_file
= cert_file
;
1174 key
= load_key(bio_err
, key_file
, key_format
, 0, pass
, e
,
1175 "client certificate private key file");
1177 ERR_print_errors(bio_err
);
1184 cert
= load_cert(bio_err
, cert_file
, cert_format
,
1185 NULL
, e
, "client certificate file");
1188 ERR_print_errors(bio_err
);
1194 chain
= load_certs(bio_err
, chain_file
, FORMAT_PEM
,
1195 NULL
, e
, "client certificate chain");
1202 crl
= load_crl(crl_file
, crl_format
);
1204 BIO_puts(bio_err
, "Error loading CRL\n");
1205 ERR_print_errors(bio_err
);
1208 crls
= sk_X509_CRL_new_null();
1209 if (!crls
|| !sk_X509_CRL_push(crls
, crl
)) {
1210 BIO_puts(bio_err
, "Error adding CRL\n");
1211 ERR_print_errors(bio_err
);
1217 if (!load_excert(&exc
, bio_err
))
1220 if (!app_RAND_load_file(NULL
, bio_err
, 1) && inrand
== NULL
1221 && !RAND_status()) {
1223 "warning, not much extra random data, consider using the -rand option\n");
1226 BIO_printf(bio_err
, "%ld semi-random bytes loaded\n",
1227 app_RAND_load_files(inrand
));
1229 if (bio_c_out
== NULL
) {
1230 if (c_quiet
&& !c_debug
) {
1231 bio_c_out
= BIO_new(BIO_s_null());
1232 if (c_msg
&& !bio_c_msg
)
1233 bio_c_msg
= BIO_new_fp(stdout
, BIO_NOCLOSE
);
1235 if (bio_c_out
== NULL
)
1236 bio_c_out
= BIO_new_fp(stdout
, BIO_NOCLOSE
);
1239 #ifndef OPENSSL_NO_SRP
1240 if (!app_passwd(bio_err
, srppass
, NULL
, &srp_arg
.srppassin
, NULL
)) {
1241 BIO_printf(bio_err
, "Error getting password\n");
1246 ctx
= SSL_CTX_new(meth
);
1248 ERR_print_errors(bio_err
);
1253 ssl_ctx_security_debug(ctx
, bio_err
, sdebug
);
1256 SSL_CTX_set1_param(ctx
, vpm
);
1258 if (!args_ssl_call(ctx
, bio_err
, cctx
, ssl_args
, 1, no_jpake
)) {
1259 ERR_print_errors(bio_err
);
1263 if (!ssl_load_stores(ctx
, vfyCApath
, vfyCAfile
, chCApath
, chCAfile
,
1264 crls
, crl_download
)) {
1265 BIO_printf(bio_err
, "Error loading store locations\n");
1266 ERR_print_errors(bio_err
);
1269 #ifndef OPENSSL_NO_ENGINE
1270 if (ssl_client_engine
) {
1271 if (!SSL_CTX_set_client_cert_engine(ctx
, ssl_client_engine
)) {
1272 BIO_puts(bio_err
, "Error setting client auth engine\n");
1273 ERR_print_errors(bio_err
);
1274 ENGINE_free(ssl_client_engine
);
1277 ENGINE_free(ssl_client_engine
);
1281 #ifndef OPENSSL_NO_PSK
1282 # ifdef OPENSSL_NO_JPAKE
1283 if (psk_key
!= NULL
)
1285 if (psk_key
!= NULL
|| jpake_secret
)
1289 BIO_printf(bio_c_out
,
1290 "PSK key given or JPAKE in use, setting client callback\n");
1291 SSL_CTX_set_psk_client_callback(ctx
, psk_client_cb
);
1294 #ifndef OPENSSL_NO_SRTP
1295 if (srtp_profiles
!= NULL
)
1296 SSL_CTX_set_tlsext_use_srtp(ctx
, srtp_profiles
);
1299 ssl_ctx_set_excert(ctx
, exc
);
1301 #if !defined(OPENSSL_NO_TLSEXT)
1302 # if !defined(OPENSSL_NO_NEXTPROTONEG)
1303 if (next_proto
.data
)
1304 SSL_CTX_set_next_proto_select_cb(ctx
, next_proto_cb
, &next_proto
);
1307 unsigned short alpn_len
;
1308 unsigned char *alpn
= next_protos_parse(&alpn_len
, alpn_in
);
1311 BIO_printf(bio_err
, "Error parsing -alpn argument\n");
1314 SSL_CTX_set_alpn_protos(ctx
, alpn
, alpn_len
);
1318 #ifndef OPENSSL_NO_TLSEXT
1319 for (i
= 0; i
< serverinfo_types_count
; i
++) {
1320 SSL_CTX_add_client_custom_ext(ctx
,
1321 serverinfo_types
[i
],
1323 serverinfo_cli_parse_cb
, NULL
);
1328 SSL_CTX_set_info_callback(ctx
, apps_ssl_info_callback
);
1330 SSL_CTX_set_verify(ctx
, verify
, verify_callback
);
1332 if ((!SSL_CTX_load_verify_locations(ctx
, CAfile
, CApath
)) ||
1333 (!SSL_CTX_set_default_verify_paths(ctx
))) {
1335 * BIO_printf(bio_err,"error setting default verify locations\n");
1337 ERR_print_errors(bio_err
);
1341 ssl_ctx_add_crls(ctx
, crls
, crl_download
);
1343 if (!set_cert_key_stuff(ctx
, cert
, key
, chain
, build_chain
))
1346 #ifndef OPENSSL_NO_TLSEXT
1347 if (servername
!= NULL
) {
1348 tlsextcbp
.biodebug
= bio_err
;
1349 SSL_CTX_set_tlsext_servername_callback(ctx
, ssl_servername_cb
);
1350 SSL_CTX_set_tlsext_servername_arg(ctx
, &tlsextcbp
);
1352 # ifndef OPENSSL_NO_SRP
1353 if (srp_arg
.srplogin
) {
1354 if (!srp_lateuser
&& !SSL_CTX_set_srp_username(ctx
, srp_arg
.srplogin
)) {
1355 BIO_printf(bio_err
, "Unable to set SRP username\n");
1358 srp_arg
.msg
= c_msg
;
1359 srp_arg
.debug
= c_debug
;
1360 SSL_CTX_set_srp_cb_arg(ctx
, &srp_arg
);
1361 SSL_CTX_set_srp_client_pwd_callback(ctx
, ssl_give_srp_client_pwd_cb
);
1362 SSL_CTX_set_srp_strength(ctx
, srp_arg
.strength
);
1363 if (c_msg
|| c_debug
|| srp_arg
.amp
== 0)
1364 SSL_CTX_set_srp_verify_param_callback(ctx
,
1365 ssl_srp_verify_param_cb
);
1373 BIO
*stmp
= BIO_new_file(sess_in
, "r");
1375 BIO_printf(bio_err
, "Can't open session file %s\n", sess_in
);
1376 ERR_print_errors(bio_err
);
1379 sess
= PEM_read_bio_SSL_SESSION(stmp
, NULL
, 0, NULL
);
1382 BIO_printf(bio_err
, "Can't open session file %s\n", sess_in
);
1383 ERR_print_errors(bio_err
);
1386 SSL_set_session(con
, sess
);
1387 SSL_SESSION_free(sess
);
1391 SSL_set_mode(con
, SSL_MODE_SEND_FALLBACK_SCSV
);
1393 #ifndef OPENSSL_NO_TLSEXT
1394 if (servername
!= NULL
) {
1395 if (!SSL_set_tlsext_host_name(con
, servername
)) {
1396 BIO_printf(bio_err
, "Unable to set TLS servername extension.\n");
1397 ERR_print_errors(bio_err
);
1402 #ifndef OPENSSL_NO_KRB5
1403 if (con
&& (kctx
= kssl_ctx_new()) != NULL
) {
1404 SSL_set0_kssl_ctx(con
, kctx
);
1405 kssl_ctx_setstring(kctx
, KSSL_SERVER
, host
);
1407 #endif /* OPENSSL_NO_KRB5 */
1411 if (init_client(&s
, host
, port
, socket_type
) == 0)
1413 if ((!unix_path
&& (init_client(&s
, host
, port
, socket_type
) == 0)) ||
1414 (unix_path
&& (init_client_unix(&s
, unix_path
) == 0)))
1417 BIO_printf(bio_err
, "connect:errno=%d\n", get_last_socket_error());
1421 BIO_printf(bio_c_out
, "CONNECTED(%08X)\n", s
);
1425 unsigned long l
= 1;
1426 BIO_printf(bio_c_out
, "turning on non blocking io\n");
1427 if (BIO_socket_ioctl(s
, FIONBIO
, &l
) < 0) {
1428 ERR_print_errors(bio_err
);
1434 SSL_set_debug(con
, 1);
1436 if (socket_type
== SOCK_DGRAM
) {
1438 sbio
= BIO_new_dgram(s
, BIO_NOCLOSE
);
1439 if (getsockname(s
, &peer
, (void *)&peerlen
) < 0) {
1440 BIO_printf(bio_err
, "getsockname:errno=%d\n",
1441 get_last_socket_error());
1446 (void)BIO_ctrl_set_connected(sbio
, 1, &peer
);
1448 if (enable_timeouts
) {
1450 timeout
.tv_usec
= DGRAM_RCV_TIMEOUT
;
1451 BIO_ctrl(sbio
, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT
, 0, &timeout
);
1454 timeout
.tv_usec
= DGRAM_SND_TIMEOUT
;
1455 BIO_ctrl(sbio
, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT
, 0, &timeout
);
1459 if (socket_mtu
< DTLS_get_link_min_mtu(con
)) {
1460 BIO_printf(bio_err
, "MTU too small. Must be at least %ld\n",
1461 DTLS_get_link_min_mtu(con
));
1465 SSL_set_options(con
, SSL_OP_NO_QUERY_MTU
);
1466 if (!DTLS_set_link_mtu(con
, socket_mtu
)) {
1467 BIO_printf(bio_err
, "Failed to set MTU\n");
1472 /* want to do MTU discovery */
1473 BIO_ctrl(sbio
, BIO_CTRL_DGRAM_MTU_DISCOVER
, 0, NULL
);
1475 sbio
= BIO_new_socket(s
, BIO_NOCLOSE
);
1480 test
= BIO_new(BIO_f_nbio_test());
1481 sbio
= BIO_push(test
, sbio
);
1485 SSL_set_debug(con
, 1);
1486 BIO_set_callback(sbio
, bio_dump_callback
);
1487 BIO_set_callback_arg(sbio
, (char *)bio_c_out
);
1490 #ifndef OPENSSL_NO_SSL_TRACE
1492 SSL_set_msg_callback(con
, SSL_trace
);
1495 SSL_set_msg_callback(con
, msg_cb
);
1496 SSL_set_msg_callback_arg(con
, bio_c_msg
? bio_c_msg
: bio_c_out
);
1498 #ifndef OPENSSL_NO_TLSEXT
1499 if (c_tlsextdebug
) {
1500 SSL_set_tlsext_debug_callback(con
, tlsext_cb
);
1501 SSL_set_tlsext_debug_arg(con
, bio_c_out
);
1504 SSL_set_tlsext_status_type(con
, TLSEXT_STATUSTYPE_ocsp
);
1505 SSL_CTX_set_tlsext_status_cb(ctx
, ocsp_resp_cb
);
1506 SSL_CTX_set_tlsext_status_arg(ctx
, bio_c_out
);
1509 #ifndef OPENSSL_NO_JPAKE
1511 jpake_client_auth(bio_c_out
, sbio
, jpake_secret
);
1514 SSL_set_bio(con
, sbio
, sbio
);
1515 SSL_set_connect_state(con
);
1517 /* ok, lets connect */
1518 width
= SSL_get_fd(con
) + 1;
1531 /* This is an ugly hack that does a lot of assumptions */
1533 * We do have to handle multi-line responses which may come in a single
1534 * packet or not. We therefore have to use BIO_gets() which does need a
1535 * buffering BIO. So during the initial chitchat we do push a buffering
1536 * BIO into the chain that is removed again later on to not disturb the
1537 * rest of the s_client operation.
1539 if (starttls_proto
== PROTO_SMTP
) {
1541 BIO
*fbio
= BIO_new(BIO_f_buffer());
1542 BIO_push(fbio
, sbio
);
1543 /* wait for multi-line response to end from SMTP */
1545 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
1547 while (mbuf_len
> 3 && mbuf
[3] == '-');
1548 /* STARTTLS command requires EHLO... */
1549 BIO_printf(fbio
, "EHLO openssl.client.net\r\n");
1550 (void)BIO_flush(fbio
);
1551 /* wait for multi-line response to end EHLO SMTP response */
1553 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
1554 if (strstr(mbuf
, "STARTTLS"))
1557 while (mbuf_len
> 3 && mbuf
[3] == '-');
1558 (void)BIO_flush(fbio
);
1563 "didn't found starttls in server response,"
1564 " try anyway...\n");
1565 BIO_printf(sbio
, "STARTTLS\r\n");
1566 BIO_read(sbio
, sbuf
, BUFSIZZ
);
1567 } else if (starttls_proto
== PROTO_POP3
) {
1568 BIO_read(sbio
, mbuf
, BUFSIZZ
);
1569 BIO_printf(sbio
, "STLS\r\n");
1570 BIO_read(sbio
, sbuf
, BUFSIZZ
);
1571 } else if (starttls_proto
== PROTO_IMAP
) {
1573 BIO
*fbio
= BIO_new(BIO_f_buffer());
1574 BIO_push(fbio
, sbio
);
1575 BIO_gets(fbio
, mbuf
, BUFSIZZ
);
1576 /* STARTTLS command requires CAPABILITY... */
1577 BIO_printf(fbio
, ". CAPABILITY\r\n");
1578 (void)BIO_flush(fbio
);
1579 /* wait for multi-line CAPABILITY response */
1581 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
1582 if (strstr(mbuf
, "STARTTLS"))
1585 while (mbuf_len
> 3 && mbuf
[0] != '.');
1586 (void)BIO_flush(fbio
);
1591 "didn't found STARTTLS in server response,"
1592 " try anyway...\n");
1593 BIO_printf(sbio
, ". STARTTLS\r\n");
1594 BIO_read(sbio
, sbuf
, BUFSIZZ
);
1595 } else if (starttls_proto
== PROTO_FTP
) {
1596 BIO
*fbio
= BIO_new(BIO_f_buffer());
1597 BIO_push(fbio
, sbio
);
1598 /* wait for multi-line response to end from FTP */
1600 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
1602 while (mbuf_len
> 3 && mbuf
[3] == '-');
1603 (void)BIO_flush(fbio
);
1606 BIO_printf(sbio
, "AUTH TLS\r\n");
1607 BIO_read(sbio
, sbuf
, BUFSIZZ
);
1609 if (starttls_proto
== PROTO_XMPP
) {
1611 BIO_printf(sbio
, "<stream:stream "
1612 "xmlns:stream='http://etherx.jabber.org/streams' "
1613 "xmlns='jabber:client' to='%s' version='1.0'>", xmpphost
?
1615 seen
= BIO_read(sbio
, mbuf
, BUFSIZZ
);
1618 (mbuf
, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'")
1620 "<starttls xmlns=\"urn:ietf:params:xml:ns:xmpp-tls\""))
1622 seen
= BIO_read(sbio
, mbuf
, BUFSIZZ
);
1630 "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1631 seen
= BIO_read(sbio
, sbuf
, BUFSIZZ
);
1633 if (!strstr(sbuf
, "<proceed"))
1642 if ((SSL_version(con
) == DTLS1_VERSION
) &&
1643 DTLSv1_get_timeout(con
, &timeout
))
1644 timeoutp
= &timeout
;
1648 if (SSL_in_init(con
) && !SSL_total_renegotiations(con
)) {
1656 BIO
*stmp
= BIO_new_file(sess_out
, "w");
1658 PEM_write_bio_SSL_SESSION(stmp
, SSL_get_session(con
));
1661 BIO_printf(bio_err
, "Error writing session file %s\n",
1665 BIO_puts(bio_err
, "CONNECTION ESTABLISHED\n");
1666 print_ssl_summary(bio_err
, con
);
1669 print_stuff(bio_c_out
, con
, full_log
);
1673 if (starttls_proto
) {
1674 BIO_printf(bio_err
, "%s", mbuf
);
1675 /* We don't need to know any more */
1676 starttls_proto
= PROTO_OFF
;
1681 BIO_printf(bio_c_out
,
1682 "drop connection and then reconnect\n");
1684 SSL_set_connect_state(con
);
1685 SHUTDOWN(SSL_get_fd(con
));
1691 ssl_pending
= read_ssl
&& SSL_pending(con
);
1694 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE)
1697 openssl_fdset(fileno(stdin
), &readfds
);
1699 openssl_fdset(fileno(stdout
), &writefds
);
1702 openssl_fdset(SSL_get_fd(con
), &readfds
);
1704 openssl_fdset(SSL_get_fd(con
), &writefds
);
1706 if (!tty_on
|| !write_tty
) {
1708 openssl_fdset(SSL_get_fd(con
), &readfds
);
1710 openssl_fdset(SSL_get_fd(con
), &writefds
);
1713 /*- printf("mode tty(%d %d%d) ssl(%d%d)\n",
1714 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
1717 * Note: under VMS with SOCKETSHR the second parameter is
1718 * currently of type (int *) whereas under other systems it is
1719 * (void *) if you don't have a cast it will choke the compiler:
1720 * if you do have a cast then you can either go for (int *) or
1723 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1725 * Under Windows/DOS we make the assumption that we can always
1726 * write to the tty: therefore if we need to write to the tty we
1727 * just fall through. Otherwise we timeout the select every
1728 * second and see if there are any keypresses. Note: this is a
1729 * hack, in a proper Windows application we wouldn't do this.
1736 i
= select(width
, (void *)&readfds
, (void *)&writefds
,
1738 # if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1739 if (!i
&& (!_kbhit() || !read_tty
))
1742 if (!i
&& (!((_kbhit())
1743 || (WAIT_OBJECT_0
==
1744 WaitForSingleObject(GetStdHandle
1751 i
= select(width
, (void *)&readfds
, (void *)&writefds
,
1754 #elif defined(OPENSSL_SYS_NETWARE)
1759 i
= select(width
, (void *)&readfds
, (void *)&writefds
,
1762 i
= select(width
, (void *)&readfds
, (void *)&writefds
,
1766 i
= select(width
, (void *)&readfds
, (void *)&writefds
,
1770 BIO_printf(bio_err
, "bad select %d\n",
1771 get_last_socket_error());
1777 if ((SSL_version(con
) == DTLS1_VERSION
)
1778 && DTLSv1_handle_timeout(con
) > 0) {
1779 BIO_printf(bio_err
, "TIMEOUT occurred\n");
1782 if (!ssl_pending
&& FD_ISSET(SSL_get_fd(con
), &writefds
)) {
1783 k
= SSL_write(con
, &(cbuf
[cbuf_off
]), (unsigned int)cbuf_len
);
1784 switch (SSL_get_error(con
, k
)) {
1785 case SSL_ERROR_NONE
:
1790 /* we have done a write(con,NULL,0); */
1791 if (cbuf_len
<= 0) {
1794 } else { /* if (cbuf_len > 0) */
1800 case SSL_ERROR_WANT_WRITE
:
1801 BIO_printf(bio_c_out
, "write W BLOCK\n");
1805 case SSL_ERROR_WANT_READ
:
1806 BIO_printf(bio_c_out
, "write R BLOCK\n");
1811 case SSL_ERROR_WANT_X509_LOOKUP
:
1812 BIO_printf(bio_c_out
, "write X BLOCK\n");
1814 case SSL_ERROR_ZERO_RETURN
:
1815 if (cbuf_len
!= 0) {
1816 BIO_printf(bio_c_out
, "shutdown\n");
1825 case SSL_ERROR_SYSCALL
:
1826 if ((k
!= 0) || (cbuf_len
!= 0)) {
1827 BIO_printf(bio_err
, "write:errno=%d\n",
1828 get_last_socket_error());
1836 ERR_print_errors(bio_err
);
1840 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
1841 /* Assume Windows/DOS/BeOS can always write */
1842 else if (!ssl_pending
&& write_tty
)
1844 else if (!ssl_pending
&& FD_ISSET(fileno(stdout
), &writefds
))
1847 #ifdef CHARSET_EBCDIC
1848 ascii2ebcdic(&(sbuf
[sbuf_off
]), &(sbuf
[sbuf_off
]), sbuf_len
);
1850 i
= raw_write_stdout(&(sbuf
[sbuf_off
]), sbuf_len
);
1853 BIO_printf(bio_c_out
, "DONE\n");
1861 if (sbuf_len
<= 0) {
1865 } else if (ssl_pending
|| FD_ISSET(SSL_get_fd(con
), &readfds
)) {
1870 SSL_renegotiate(con
);
1875 k
= SSL_read(con
, sbuf
, 1024 /* BUFSIZZ */ );
1877 switch (SSL_get_error(con
, k
)) {
1878 case SSL_ERROR_NONE
:
1887 case SSL_ERROR_WANT_WRITE
:
1888 BIO_printf(bio_c_out
, "read W BLOCK\n");
1892 case SSL_ERROR_WANT_READ
:
1893 BIO_printf(bio_c_out
, "read R BLOCK\n");
1896 if ((read_tty
== 0) && (write_ssl
== 0))
1899 case SSL_ERROR_WANT_X509_LOOKUP
:
1900 BIO_printf(bio_c_out
, "read X BLOCK\n");
1902 case SSL_ERROR_SYSCALL
:
1903 ret
= get_last_socket_error();
1905 BIO_puts(bio_err
, "CONNECTION CLOSED BY SERVER\n");
1907 BIO_printf(bio_err
, "read:errno=%d\n", ret
);
1909 case SSL_ERROR_ZERO_RETURN
:
1910 BIO_printf(bio_c_out
, "closed\n");
1914 ERR_print_errors(bio_err
);
1919 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1920 # if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1924 || (WAIT_OBJECT_0
==
1925 WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE
), 0)))
1927 #elif defined (OPENSSL_SYS_NETWARE)
1930 else if (FD_ISSET(fileno(stdin
), &readfds
))
1936 i
= raw_read_stdin(cbuf
, BUFSIZZ
/ 2);
1938 /* both loops are skipped when i <= 0 */
1939 for (j
= 0; j
< i
; j
++)
1940 if (cbuf
[j
] == '\n')
1942 for (j
= i
- 1; j
>= 0; j
--) {
1943 cbuf
[j
+ lf_num
] = cbuf
[j
];
1944 if (cbuf
[j
] == '\n') {
1947 cbuf
[j
+ lf_num
] = '\r';
1950 assert(lf_num
== 0);
1952 i
= raw_read_stdin(cbuf
, BUFSIZZ
);
1954 if ((!c_ign_eof
) && ((i
<= 0) || (cbuf
[0] == 'Q'))) {
1955 BIO_printf(bio_err
, "DONE\n");
1960 if ((!c_ign_eof
) && (cbuf
[0] == 'R')) {
1961 BIO_printf(bio_err
, "RENEGOTIATING\n");
1962 SSL_renegotiate(con
);
1965 #ifndef OPENSSL_NO_HEARTBEATS
1966 else if ((!c_ign_eof
) && (cbuf
[0] == 'B')) {
1967 BIO_printf(bio_err
, "HEARTBEATING\n");
1975 #ifdef CHARSET_EBCDIC
1976 ebcdic2ascii(cbuf
, cbuf
, i
);
1988 print_stuff(bio_c_out
, con
, full_log
);
1990 SHUTDOWN(SSL_get_fd(con
));
1994 print_stuff(bio_c_out
, con
, 1);
1997 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1998 if (next_proto
.data
)
1999 OPENSSL_free(next_proto
.data
);
2006 sk_X509_CRL_pop_free(crls
, X509_CRL_free
);
2010 sk_X509_pop_free(chain
, X509_free
);
2014 X509_VERIFY_PARAM_free(vpm
);
2015 ssl_excert_free(exc
);
2017 sk_OPENSSL_STRING_free(ssl_args
);
2019 SSL_CONF_CTX_free(cctx
);
2020 #ifndef OPENSSL_NO_JPAKE
2021 if (jpake_secret
&& psk_key
)
2022 OPENSSL_free(psk_key
);
2025 OPENSSL_cleanse(cbuf
, BUFSIZZ
);
2029 OPENSSL_cleanse(sbuf
, BUFSIZZ
);
2033 OPENSSL_cleanse(mbuf
, BUFSIZZ
);
2036 if (bio_c_out
!= NULL
) {
2037 BIO_free(bio_c_out
);
2040 if (bio_c_msg
!= NULL
) {
2041 BIO_free(bio_c_msg
);
2048 static void print_stuff(BIO
*bio
, SSL
*s
, int full
)
2053 STACK_OF(X509_NAME
) *sk2
;
2054 const SSL_CIPHER
*c
;
2057 #ifndef OPENSSL_NO_COMP
2058 const COMP_METHOD
*comp
, *expansion
;
2060 unsigned char *exportedkeymat
;
2063 int got_a_chain
= 0;
2065 sk
= SSL_get_peer_cert_chain(s
);
2067 got_a_chain
= 1; /* we don't have it for SSL2 (yet) */
2069 BIO_printf(bio
, "---\nCertificate chain\n");
2070 for (i
= 0; i
< sk_X509_num(sk
); i
++) {
2071 X509_NAME_oneline(X509_get_subject_name(sk_X509_value(sk
, i
)),
2073 BIO_printf(bio
, "%2d s:%s\n", i
, buf
);
2074 X509_NAME_oneline(X509_get_issuer_name(sk_X509_value(sk
, i
)),
2076 BIO_printf(bio
, " i:%s\n", buf
);
2078 PEM_write_bio_X509(bio
, sk_X509_value(sk
, i
));
2082 BIO_printf(bio
, "---\n");
2083 peer
= SSL_get_peer_certificate(s
);
2085 BIO_printf(bio
, "Server certificate\n");
2087 /* Redundant if we showed the whole chain */
2088 if (!(c_showcerts
&& got_a_chain
))
2089 PEM_write_bio_X509(bio
, peer
);
2090 X509_NAME_oneline(X509_get_subject_name(peer
), buf
, sizeof buf
);
2091 BIO_printf(bio
, "subject=%s\n", buf
);
2092 X509_NAME_oneline(X509_get_issuer_name(peer
), buf
, sizeof buf
);
2093 BIO_printf(bio
, "issuer=%s\n", buf
);
2095 BIO_printf(bio
, "no peer certificate available\n");
2097 sk2
= SSL_get_client_CA_list(s
);
2098 if ((sk2
!= NULL
) && (sk_X509_NAME_num(sk2
) > 0)) {
2099 BIO_printf(bio
, "---\nAcceptable client certificate CA names\n");
2100 for (i
= 0; i
< sk_X509_NAME_num(sk2
); i
++) {
2101 xn
= sk_X509_NAME_value(sk2
, i
);
2102 X509_NAME_oneline(xn
, buf
, sizeof(buf
));
2103 BIO_write(bio
, buf
, strlen(buf
));
2104 BIO_write(bio
, "\n", 1);
2107 BIO_printf(bio
, "---\nNo client certificate CA names sent\n");
2110 ssl_print_sigalgs(bio
, s
);
2111 ssl_print_tmp_key(bio
, s
);
2114 "---\nSSL handshake has read %ld bytes and written %ld bytes\n",
2115 BIO_number_read(SSL_get_rbio(s
)),
2116 BIO_number_written(SSL_get_wbio(s
)));
2118 BIO_printf(bio
, (SSL_cache_hit(s
) ? "---\nReused, " : "---\nNew, "));
2119 c
= SSL_get_current_cipher(s
);
2120 BIO_printf(bio
, "%s, Cipher is %s\n",
2121 SSL_CIPHER_get_version(c
), SSL_CIPHER_get_name(c
));
2124 pktmp
= X509_get_pubkey(peer
);
2125 BIO_printf(bio
, "Server public key is %d bit\n",
2126 EVP_PKEY_bits(pktmp
));
2127 EVP_PKEY_free(pktmp
);
2129 BIO_printf(bio
, "Secure Renegotiation IS%s supported\n",
2130 SSL_get_secure_renegotiation_support(s
) ? "" : " NOT");
2131 #ifndef OPENSSL_NO_COMP
2132 comp
= SSL_get_current_compression(s
);
2133 expansion
= SSL_get_current_expansion(s
);
2134 BIO_printf(bio
, "Compression: %s\n",
2135 comp
? SSL_COMP_get_name(comp
) : "NONE");
2136 BIO_printf(bio
, "Expansion: %s\n",
2137 expansion
? SSL_COMP_get_name(expansion
) : "NONE");
2142 /* Print out local port of connection: useful for debugging */
2144 struct sockaddr_in ladd
;
2145 socklen_t ladd_size
= sizeof(ladd
);
2146 sock
= SSL_get_fd(s
);
2147 getsockname(sock
, (struct sockaddr
*)&ladd
, &ladd_size
);
2148 BIO_printf(bio_c_out
, "LOCAL PORT is %u\n", ntohs(ladd
.sin_port
));
2152 #if !defined(OPENSSL_NO_TLSEXT)
2153 # if !defined(OPENSSL_NO_NEXTPROTONEG)
2154 if (next_proto
.status
!= -1) {
2155 const unsigned char *proto
;
2156 unsigned int proto_len
;
2157 SSL_get0_next_proto_negotiated(s
, &proto
, &proto_len
);
2158 BIO_printf(bio
, "Next protocol: (%d) ", next_proto
.status
);
2159 BIO_write(bio
, proto
, proto_len
);
2160 BIO_write(bio
, "\n", 1);
2164 const unsigned char *proto
;
2165 unsigned int proto_len
;
2166 SSL_get0_alpn_selected(s
, &proto
, &proto_len
);
2167 if (proto_len
> 0) {
2168 BIO_printf(bio
, "ALPN protocol: ");
2169 BIO_write(bio
, proto
, proto_len
);
2170 BIO_write(bio
, "\n", 1);
2172 BIO_printf(bio
, "No ALPN negotiated\n");
2176 #ifndef OPENSSL_NO_SRTP
2178 SRTP_PROTECTION_PROFILE
*srtp_profile
=
2179 SSL_get_selected_srtp_profile(s
);
2182 BIO_printf(bio
, "SRTP Extension negotiated, profile=%s\n",
2183 srtp_profile
->name
);
2187 SSL_SESSION_print(bio
, SSL_get_session(s
));
2188 if (keymatexportlabel
!= NULL
) {
2189 BIO_printf(bio
, "Keying material exporter:\n");
2190 BIO_printf(bio
, " Label: '%s'\n", keymatexportlabel
);
2191 BIO_printf(bio
, " Length: %i bytes\n", keymatexportlen
);
2192 exportedkeymat
= OPENSSL_malloc(keymatexportlen
);
2193 if (exportedkeymat
!= NULL
) {
2194 if (!SSL_export_keying_material(s
, exportedkeymat
,
2197 strlen(keymatexportlabel
),
2199 BIO_printf(bio
, " Error\n");
2201 BIO_printf(bio
, " Keying material: ");
2202 for (i
= 0; i
< keymatexportlen
; i
++)
2203 BIO_printf(bio
, "%02X", exportedkeymat
[i
]);
2204 BIO_printf(bio
, "\n");
2206 OPENSSL_free(exportedkeymat
);
2209 BIO_printf(bio
, "---\n");
2212 /* flush, or debugging output gets mixed with http response */
2213 (void)BIO_flush(bio
);
2216 #ifndef OPENSSL_NO_TLSEXT
2218 static int ocsp_resp_cb(SSL
*s
, void *arg
)
2220 const unsigned char *p
;
2223 len
= SSL_get_tlsext_status_ocsp_resp(s
, &p
);
2224 BIO_puts(arg
, "OCSP response: ");
2226 BIO_puts(arg
, "no response sent\n");
2229 rsp
= d2i_OCSP_RESPONSE(NULL
, &p
, len
);
2231 BIO_puts(arg
, "response parse error\n");
2232 BIO_dump_indent(arg
, (char *)p
, len
, 4);
2235 BIO_puts(arg
, "\n======================================\n");
2236 OCSP_RESPONSE_print(arg
, rsp
, 0);
2237 BIO_puts(arg
, "======================================\n");
2238 OCSP_RESPONSE_free(rsp
);