1 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
4 * This package is an SSL implementation written
5 * by Eric Young (eay@cryptsoft.com).
6 * The implementation was written so as to conform with Netscapes SSL.
8 * This library is free for commercial and non-commercial use as long as
9 * the following conditions are aheared to. The following conditions
10 * apply to all code found in this distribution, be it the RC4, RSA,
11 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
12 * included with this distribution is covered by the same copyright terms
13 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 * Copyright remains Eric Young's, and as such any Copyright notices in
16 * the code are not to be removed.
17 * If this package is used in a product, Eric Young should be given attribution
18 * as the author of the parts of the library used.
19 * This can be in the form of a textual message at program startup or
20 * in documentation (online or textual) provided with the package.
22 * Redistribution and use in source and binary forms, with or without
23 * modification, are permitted provided that the following conditions
25 * 1. Redistributions of source code must retain the copyright
26 * notice, this list of conditions and the following disclaimer.
27 * 2. Redistributions in binary form must reproduce the above copyright
28 * notice, this list of conditions and the following disclaimer in the
29 * documentation and/or other materials provided with the distribution.
30 * 3. All advertising materials mentioning features or use of this software
31 * must display the following acknowledgement:
32 * "This product includes cryptographic software written by
33 * Eric Young (eay@cryptsoft.com)"
34 * The word 'cryptographic' can be left out if the rouines from the library
35 * being used are not cryptographic related :-).
36 * 4. If you include any Windows specific code (or a derivative thereof) from
37 * the apps directory (application code) you must include an acknowledgement:
38 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
41 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
43 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
44 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
45 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
46 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
48 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
49 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
52 * The licence and distribution terms for any publically available version or
53 * derivative of this code cannot be changed. i.e. this code cannot simply be
54 * copied and put under another distribution licence
55 * [including the GNU Public Licence.]
57 /* ====================================================================
58 * Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved.
60 * Redistribution and use in source and binary forms, with or without
61 * modification, are permitted provided that the following conditions
64 * 1. Redistributions of source code must retain the above copyright
65 * notice, this list of conditions and the following disclaimer.
67 * 2. Redistributions in binary form must reproduce the above copyright
68 * notice, this list of conditions and the following disclaimer in
69 * the documentation and/or other materials provided with the
72 * 3. All advertising materials mentioning features or use of this
73 * software must display the following acknowledgment:
74 * "This product includes software developed by the OpenSSL Project
75 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
77 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
78 * endorse or promote products derived from this software without
79 * prior written permission. For written permission, please contact
80 * openssl-core@openssl.org.
82 * 5. Products derived from this software may not be called "OpenSSL"
83 * nor may "OpenSSL" appear in their names without prior written
84 * permission of the OpenSSL Project.
86 * 6. Redistributions of any form whatsoever must retain the following
88 * "This product includes software developed by the OpenSSL Project
89 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
91 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
92 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
93 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
94 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
95 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
96 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
97 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
98 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
99 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
100 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
101 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
102 * OF THE POSSIBILITY OF SUCH DAMAGE.
103 * ====================================================================
105 * This product includes cryptographic software written by Eric Young
106 * (eay@cryptsoft.com). This product includes software written by Tim
107 * Hudson (tjh@cryptsoft.com).
110 /* ====================================================================
111 * Copyright 2005 Nokia. All rights reserved.
113 * The portions of the attached software ("Contribution") is developed by
114 * Nokia Corporation and is licensed pursuant to the OpenSSL open source
117 * The Contribution, originally written by Mika Kousa and Pasi Eronen of
118 * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
119 * support (see RFC 4279) to OpenSSL.
121 * No patent licenses or other rights except those expressly stated in
122 * the OpenSSL open source license shall be deemed granted or received
123 * expressly, by implication, estoppel, or otherwise.
125 * No assurances are provided by Nokia that the Contribution does not
126 * infringe the patent or other intellectual property rights of any third
127 * party or that the license provides you with all the necessary rights
128 * to make use of the Contribution.
130 * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
131 * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
132 * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
133 * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
142 #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 #include <openssl/async.h>
165 #ifndef OPENSSL_NO_SRP
166 # include <openssl/srp.h>
168 #ifndef OPENSSL_NO_CT
169 # include <openssl/ct.h>
172 #include "timeouts.h"
174 #if defined(__has_feature)
175 # if __has_feature(memory_sanitizer)
176 # include <sanitizer/msan_interface.h>
181 #define BUFSIZZ 1024*8
182 #define S_CLIENT_IRC_READ_TIMEOUT 8
184 extern int verify_depth
;
185 extern int verify_error
;
186 extern int verify_return_error
;
187 extern int verify_quiet
;
190 static int async
= 0;
191 static unsigned int split_send_fragment
= 0;
192 static unsigned int max_pipelines
= 0;
193 static int c_nbio
= 0;
194 static int c_tlsextdebug
= 0;
195 static int c_status_req
= 0;
196 static int c_debug
= 0;
197 static int c_msg
= 0;
198 static int c_showcerts
= 0;
199 static char *keymatexportlabel
= NULL
;
200 static int keymatexportlen
= 20;
201 static BIO
*bio_c_out
= NULL
;
202 static BIO
*bio_c_msg
= NULL
;
203 static int c_quiet
= 0;
204 static int c_ign_eof
= 0;
205 static int c_brief
= 0;
207 static void print_stuff(BIO
*berr
, SSL
*con
, int full
);
208 static int ocsp_resp_cb(SSL
*s
, void *arg
);
210 static int saved_errno
;
212 static void save_errno(void)
218 static int restore_errno(void)
225 static void do_ssl_shutdown(SSL
*ssl
)
230 /* We only do unidirectional shutdown */
231 ret
= SSL_shutdown(ssl
);
233 switch (SSL_get_error(ssl
, ret
)) {
234 case SSL_ERROR_WANT_READ
:
235 case SSL_ERROR_WANT_WRITE
:
236 case SSL_ERROR_WANT_ASYNC
:
237 /* We just do busy waiting. Nothing clever */
246 #ifndef OPENSSL_NO_PSK
247 /* Default PSK identity and key */
248 static char *psk_identity
= "Client_identity";
250 * char *psk_key=NULL; by default PSK is not used
253 static unsigned int psk_client_cb(SSL
*ssl
, const char *hint
, char *identity
,
254 unsigned int max_identity_len
,
256 unsigned int max_psk_len
)
258 unsigned int psk_len
= 0;
263 BIO_printf(bio_c_out
, "psk_client_cb\n");
265 /* no ServerKeyExchange message */
267 BIO_printf(bio_c_out
,
268 "NULL received PSK identity hint, continuing anyway\n");
270 BIO_printf(bio_c_out
, "Received PSK identity hint '%s'\n", hint
);
273 * lookup PSK identity and PSK key based on the given identity hint here
275 ret
= BIO_snprintf(identity
, max_identity_len
, "%s", psk_identity
);
276 if (ret
< 0 || (unsigned int)ret
> max_identity_len
)
279 BIO_printf(bio_c_out
, "created identity '%s' len=%d\n", identity
,
281 ret
= BN_hex2bn(&bn
, psk_key
);
283 BIO_printf(bio_err
, "Could not convert PSK key '%s' to BIGNUM\n",
289 if ((unsigned int)BN_num_bytes(bn
) > max_psk_len
) {
291 "psk buffer of callback is too small (%d) for key (%d)\n",
292 max_psk_len
, BN_num_bytes(bn
));
297 psk_len
= BN_bn2bin(bn
, psk
);
303 BIO_printf(bio_c_out
, "created PSK len=%d\n", psk_len
);
308 BIO_printf(bio_err
, "Error in PSK client callback\n");
313 /* This is a context that we pass to callbacks */
314 typedef struct tlsextctx_st
{
319 static int ssl_servername_cb(SSL
*s
, int *ad
, void *arg
)
321 tlsextctx
*p
= (tlsextctx
*) arg
;
322 const char *hn
= SSL_get_servername(s
, TLSEXT_NAMETYPE_host_name
);
323 if (SSL_get_servername_type(s
) != -1)
324 p
->ack
= !SSL_session_reused(s
) && hn
!= NULL
;
326 BIO_printf(bio_err
, "Can't use SSL_get_servername\n");
328 return SSL_TLSEXT_ERR_OK
;
331 #ifndef OPENSSL_NO_SRP
333 /* This is a context that we pass to all callbacks */
334 typedef struct srp_arg_st
{
337 int msg
; /* copy from c_msg */
338 int debug
; /* copy from c_debug */
339 int amp
; /* allow more groups */
340 int strength
/* minimal size for N */ ;
343 # define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
345 static int srp_Verify_N_and_g(const BIGNUM
*N
, const BIGNUM
*g
)
347 BN_CTX
*bn_ctx
= BN_CTX_new();
348 BIGNUM
*p
= BN_new();
349 BIGNUM
*r
= BN_new();
351 g
!= NULL
&& N
!= NULL
&& bn_ctx
!= NULL
&& BN_is_odd(N
) &&
352 BN_is_prime_ex(N
, SRP_NUMBER_ITERATIONS_FOR_PRIME
, bn_ctx
, NULL
) &&
353 p
!= NULL
&& BN_rshift1(p
, N
) &&
355 BN_is_prime_ex(p
, SRP_NUMBER_ITERATIONS_FOR_PRIME
, bn_ctx
, NULL
) &&
357 /* verify g^((N-1)/2) == -1 (mod N) */
358 BN_mod_exp(r
, g
, p
, N
, bn_ctx
) &&
359 BN_add_word(r
, 1) && BN_cmp(r
, N
) == 0;
368 * This callback is used here for two purposes:
369 * - extended debugging
370 * - making some primality tests for unknown groups
371 * The callback is only called for a non default group.
373 * An application does not need the call back at all if
374 * only the stanard groups are used. In real life situations,
375 * client and server already share well known groups,
376 * thus there is no need to verify them.
377 * Furthermore, in case that a server actually proposes a group that
378 * is not one of those defined in RFC 5054, it is more appropriate
379 * to add the group to a static list and then compare since
380 * primality tests are rather cpu consuming.
383 static int ssl_srp_verify_param_cb(SSL
*s
, void *arg
)
385 SRP_ARG
*srp_arg
= (SRP_ARG
*)arg
;
386 BIGNUM
*N
= NULL
, *g
= NULL
;
388 if (((N
= SSL_get_srp_N(s
)) == NULL
) || ((g
= SSL_get_srp_g(s
)) == NULL
))
390 if (srp_arg
->debug
|| srp_arg
->msg
|| srp_arg
->amp
== 1) {
391 BIO_printf(bio_err
, "SRP parameters:\n");
392 BIO_printf(bio_err
, "\tN=");
393 BN_print(bio_err
, N
);
394 BIO_printf(bio_err
, "\n\tg=");
395 BN_print(bio_err
, g
);
396 BIO_printf(bio_err
, "\n");
399 if (SRP_check_known_gN_param(g
, N
))
402 if (srp_arg
->amp
== 1) {
405 "SRP param N and g are not known params, going to check deeper.\n");
408 * The srp_moregroups is a real debugging feature. Implementors
409 * should rather add the value to the known ones. The minimal size
410 * has already been tested.
412 if (BN_num_bits(g
) <= BN_BITS
&& srp_Verify_N_and_g(N
, g
))
415 BIO_printf(bio_err
, "SRP param N and g rejected.\n");
419 # define PWD_STRLEN 1024
421 static char *ssl_give_srp_client_pwd_cb(SSL
*s
, void *arg
)
423 SRP_ARG
*srp_arg
= (SRP_ARG
*)arg
;
424 char *pass
= app_malloc(PWD_STRLEN
+ 1, "SRP password buffer");
428 cb_tmp
.password
= (char *)srp_arg
->srppassin
;
429 cb_tmp
.prompt_info
= "SRP user";
430 if ((l
= password_callback(pass
, PWD_STRLEN
, 0, &cb_tmp
)) < 0) {
431 BIO_printf(bio_err
, "Can't read Password\n");
442 static char *srtp_profiles
= NULL
;
444 #ifndef OPENSSL_NO_NEXTPROTONEG
445 /* This the context that we pass to next_proto_cb */
446 typedef struct tlsextnextprotoctx_st
{
450 } tlsextnextprotoctx
;
452 static tlsextnextprotoctx next_proto
;
454 static int next_proto_cb(SSL
*s
, unsigned char **out
, unsigned char *outlen
,
455 const unsigned char *in
, unsigned int inlen
,
458 tlsextnextprotoctx
*ctx
= arg
;
461 /* We can assume that |in| is syntactically valid. */
463 BIO_printf(bio_c_out
, "Protocols advertised by server: ");
464 for (i
= 0; i
< inlen
;) {
466 BIO_write(bio_c_out
, ", ", 2);
467 BIO_write(bio_c_out
, &in
[i
+ 1], in
[i
]);
470 BIO_write(bio_c_out
, "\n", 1);
474 SSL_select_next_proto(out
, outlen
, in
, inlen
, ctx
->data
, ctx
->len
);
475 return SSL_TLSEXT_ERR_OK
;
477 #endif /* ndef OPENSSL_NO_NEXTPROTONEG */
479 static int serverinfo_cli_parse_cb(SSL
*s
, unsigned int ext_type
,
480 const unsigned char *in
, size_t inlen
,
484 unsigned char ext_buf
[4 + 65536];
486 /* Reconstruct the type/len fields prior to extension data */
487 ext_buf
[0] = ext_type
>> 8;
488 ext_buf
[1] = ext_type
& 0xFF;
489 ext_buf
[2] = inlen
>> 8;
490 ext_buf
[3] = inlen
& 0xFF;
491 memcpy(ext_buf
+ 4, in
, inlen
);
493 BIO_snprintf(pem_name
, sizeof(pem_name
), "SERVERINFO FOR EXTENSION %d",
495 PEM_write_bio(bio_c_out
, pem_name
, "", ext_buf
, 4 + inlen
);
500 * Hex decoder that tolerates optional whitespace. Returns number of bytes
501 * produced, advances inptr to end of input string.
503 static ossl_ssize_t
hexdecode(const char **inptr
, void *result
)
505 unsigned char **out
= (unsigned char **)result
;
506 const char *in
= *inptr
;
507 unsigned char *ret
= OPENSSL_malloc(strlen(in
)/2);
508 unsigned char *cp
= ret
;
515 for (byte
= 0; *in
; ++in
) {
518 if (isspace(_UC(*in
)))
520 c
= tolower(_UC(*in
));
521 if ('0' <= c
&& c
<= '9') {
523 } else if ('a' <= c
&& c
<= 'f') {
524 byte
|= c
- 'a' + 10;
529 if ((nibble
^= 1) == 0) {
542 return cp
- (*out
= ret
);
546 * Decode unsigned 0..255, returns 1 on success, <= 0 on failure. Advances
547 * inptr to next field skipping leading whitespace.
549 static ossl_ssize_t
checked_uint8(const char **inptr
, void *out
)
551 uint8_t *result
= (uint8_t *)out
;
552 const char *in
= *inptr
;
558 v
= strtol(in
, &endp
, 10);
561 if (((v
== LONG_MIN
|| v
== LONG_MAX
) && e
== ERANGE
) ||
562 endp
== in
|| !isspace(_UC(*endp
)) ||
563 v
!= (*result
= (uint8_t) v
)) {
566 for (in
= endp
; isspace(_UC(*in
)); ++in
)
576 ossl_ssize_t (*parser
)(const char **, void *);
579 static int tlsa_import_rr(SSL
*con
, const char *rrdata
)
581 /* Not necessary to re-init these values; the "parsers" do that. */
582 static uint8_t usage
;
583 static uint8_t selector
;
584 static uint8_t mtype
;
585 static unsigned char *data
;
586 static struct tlsa_field tlsa_fields
[] = {
587 { &usage
, "usage", checked_uint8
},
588 { &selector
, "selector", checked_uint8
},
589 { &mtype
, "mtype", checked_uint8
},
590 { &data
, "data", hexdecode
},
593 struct tlsa_field
*f
;
595 const char *cp
= rrdata
;
596 ossl_ssize_t len
= 0;
598 for (f
= tlsa_fields
; f
->var
; ++f
) {
599 /* Returns number of bytes produced, advances cp to next field */
600 if ((len
= f
->parser(&cp
, f
->var
)) <= 0) {
601 BIO_printf(bio_err
, "%s: warning: bad TLSA %s field in: %s\n",
602 prog
, f
->name
, rrdata
);
606 /* The data field is last, so len is its length */
607 ret
= SSL_dane_tlsa_add(con
, usage
, selector
, mtype
, data
, len
);
611 ERR_print_errors(bio_err
);
612 BIO_printf(bio_err
, "%s: warning: unusable TLSA rrdata: %s\n",
617 ERR_print_errors(bio_err
);
618 BIO_printf(bio_err
, "%s: warning: error loading TLSA rrdata: %s\n",
625 static int tlsa_import_rrset(SSL
*con
, STACK_OF(OPENSSL_STRING
) *rrset
)
627 int num
= sk_OPENSSL_STRING_num(rrset
);
631 for (i
= 0; i
< num
; ++i
) {
632 char *rrdata
= sk_OPENSSL_STRING_value(rrset
, i
);
633 if (tlsa_import_rr(con
, rrdata
) > 0)
639 typedef enum OPTION_choice
{
640 OPT_ERR
= -1, OPT_EOF
= 0, OPT_HELP
,
641 OPT_4
, OPT_6
, OPT_HOST
, OPT_PORT
, OPT_CONNECT
, OPT_UNIX
,
642 OPT_XMPPHOST
, OPT_VERIFY
,
643 OPT_CERT
, OPT_CRL
, OPT_CRL_DOWNLOAD
, OPT_SESS_OUT
, OPT_SESS_IN
,
644 OPT_CERTFORM
, OPT_CRLFORM
, OPT_VERIFY_RET_ERROR
, OPT_VERIFY_QUIET
,
645 OPT_BRIEF
, OPT_PREXIT
, OPT_CRLF
, OPT_QUIET
, OPT_NBIO
,
646 OPT_SSL_CLIENT_ENGINE
, OPT_RAND
, OPT_IGN_EOF
, OPT_NO_IGN_EOF
,
647 OPT_DEBUG
, OPT_TLSEXTDEBUG
, OPT_STATUS
, OPT_WDEBUG
,
648 OPT_MSG
, OPT_MSGFILE
, OPT_ENGINE
, OPT_TRACE
, OPT_SECURITY_DEBUG
,
649 OPT_SECURITY_DEBUG_VERBOSE
, OPT_SHOWCERTS
, OPT_NBIO_TEST
, OPT_STATE
,
650 OPT_PSK_IDENTITY
, OPT_PSK
, OPT_SRPUSER
, OPT_SRPPASS
, OPT_SRP_STRENGTH
,
651 OPT_SRP_LATEUSER
, OPT_SRP_MOREGROUPS
, OPT_SSL3
, OPT_SSL_CONFIG
,
652 OPT_TLS1_2
, OPT_TLS1_1
, OPT_TLS1
, OPT_DTLS
, OPT_DTLS1
,
653 OPT_DTLS1_2
, OPT_TIMEOUT
, OPT_MTU
, OPT_KEYFORM
, OPT_PASS
,
654 OPT_CERT_CHAIN
, OPT_CAPATH
, OPT_NOCAPATH
, OPT_CHAINCAPATH
, OPT_VERIFYCAPATH
,
655 OPT_KEY
, OPT_RECONNECT
, OPT_BUILD_CHAIN
, OPT_CAFILE
, OPT_NOCAFILE
,
656 OPT_CHAINCAFILE
, OPT_VERIFYCAFILE
, OPT_NEXTPROTONEG
, OPT_ALPN
,
657 OPT_SERVERINFO
, OPT_STARTTLS
, OPT_SERVERNAME
,
658 OPT_USE_SRTP
, OPT_KEYMATEXPORT
, OPT_KEYMATEXPORTLEN
, OPT_SMTPHOST
,
659 OPT_ASYNC
, OPT_SPLIT_SEND_FRAG
, OPT_MAX_PIPELINES
, OPT_READ_BUF
,
663 OPT_FALLBACKSCSV
, OPT_NOCMDS
, OPT_PROXY
, OPT_DANE_TLSA_DOMAIN
,
664 #ifndef OPENSSL_NO_CT
665 OPT_NOCT
, OPT_REQUESTCT
, OPT_REQUIRECT
, OPT_CTLOG_FILE
,
670 OPTIONS s_client_options
[] = {
671 {"help", OPT_HELP
, '-', "Display this summary"},
672 {"host", OPT_HOST
, 's', "Use -connect instead"},
673 {"port", OPT_PORT
, 'p', "Use -connect instead"},
674 {"connect", OPT_CONNECT
, 's',
675 "TCP/IP where to connect (default is :" PORT
")"},
676 {"proxy", OPT_PROXY
, 's',
677 "Connect to via specified proxy to the real server"},
679 {"unix", OPT_UNIX
, 's', "Connect over unix domain sockets"},
681 {"4", OPT_4
, '-', "Use IPv4 only"},
682 {"6", OPT_6
, '-', "Use IPv6 only"},
683 {"verify", OPT_VERIFY
, 'p', "Turn on peer certificate verification"},
684 {"cert", OPT_CERT
, '<', "Certificate file to use, PEM format assumed"},
685 {"certform", OPT_CERTFORM
, 'F',
686 "Certificate format (PEM or DER) PEM default"},
687 {"key", OPT_KEY
, '<', "Private key file to use, if not in -cert file"},
688 {"keyform", OPT_KEYFORM
, 'F', "Key format (PEM or DER) PEM default"},
689 {"pass", OPT_PASS
, 's', "Private key file pass phrase source"},
690 {"CApath", OPT_CAPATH
, '/', "PEM format directory of CA's"},
691 {"CAfile", OPT_CAFILE
, '<', "PEM format file of CA's"},
692 {"no-CAfile", OPT_NOCAFILE
, '-',
693 "Do not load the default certificates file"},
694 {"no-CApath", OPT_NOCAPATH
, '-',
695 "Do not load certificates from the default certificates directory"},
696 {"dane_tlsa_domain", OPT_DANE_TLSA_DOMAIN
, 's', "DANE TLSA base domain"},
697 {"dane_tlsa_rrdata", OPT_DANE_TLSA_RRDATA
, 's',
698 "DANE TLSA rrdata presentation form"},
699 {"reconnect", OPT_RECONNECT
, '-',
700 "Drop and re-make the connection with the same Session-ID"},
701 {"showcerts", OPT_SHOWCERTS
, '-', "Show all certificates in the chain"},
702 {"debug", OPT_DEBUG
, '-', "Extra output"},
703 {"msg", OPT_MSG
, '-', "Show protocol messages"},
704 {"msgfile", OPT_MSGFILE
, '>',
705 "File to send output of -msg or -trace, instead of stdout"},
706 {"nbio_test", OPT_NBIO_TEST
, '-', "More ssl protocol testing"},
707 {"state", OPT_STATE
, '-', "Print the ssl states"},
708 {"crlf", OPT_CRLF
, '-', "Convert LF from terminal into CRLF"},
709 {"quiet", OPT_QUIET
, '-', "No s_client output"},
710 {"ign_eof", OPT_IGN_EOF
, '-', "Ignore input eof (default when -quiet)"},
711 {"no_ign_eof", OPT_NO_IGN_EOF
, '-', "Don't ignore input eof"},
712 {"starttls", OPT_STARTTLS
, 's',
713 "Use the appropriate STARTTLS command before starting TLS"},
714 {"xmpphost", OPT_XMPPHOST
, 's',
715 "Host to use with \"-starttls xmpp[-server]\""},
716 {"rand", OPT_RAND
, 's',
717 "Load the file(s) into the random number generator"},
718 {"sess_out", OPT_SESS_OUT
, '>', "File to write SSL session to"},
719 {"sess_in", OPT_SESS_IN
, '<', "File to read SSL session from"},
720 {"use_srtp", OPT_USE_SRTP
, 's',
721 "Offer SRTP key management with a colon-separated profile list"},
722 {"keymatexport", OPT_KEYMATEXPORT
, 's',
723 "Export keying material using label"},
724 {"keymatexportlen", OPT_KEYMATEXPORTLEN
, 'p',
725 "Export len bytes of keying material (default 20)"},
726 {"fallback_scsv", OPT_FALLBACKSCSV
, '-', "Send the fallback SCSV"},
727 {"name", OPT_SMTPHOST
, 's', "Hostname to use for \"-starttls smtp\""},
728 {"CRL", OPT_CRL
, '<', "CRL file to use"},
729 {"crl_download", OPT_CRL_DOWNLOAD
, '-', "Download CRL from distribution points"},
730 {"CRLform", OPT_CRLFORM
, 'F', "CRL format (PEM or DER) PEM is default"},
731 {"verify_return_error", OPT_VERIFY_RET_ERROR
, '-',
732 "Close connection on verification error"},
733 {"verify_quiet", OPT_VERIFY_QUIET
, '-', "Restrict verify output to errors"},
734 {"brief", OPT_BRIEF
, '-',
735 "Restrict output to brief summary of connection parameters"},
736 {"prexit", OPT_PREXIT
, '-',
737 "Print session information when the program exits"},
738 {"security_debug", OPT_SECURITY_DEBUG
, '-',
739 "Enable security debug messages"},
740 {"security_debug_verbose", OPT_SECURITY_DEBUG_VERBOSE
, '-',
741 "Output more security debug output"},
742 {"cert_chain", OPT_CERT_CHAIN
, '<',
743 "Certificate chain file (in PEM format)"},
744 {"chainCApath", OPT_CHAINCAPATH
, '/',
745 "Use dir as certificate store path to build CA certificate chain"},
746 {"verifyCApath", OPT_VERIFYCAPATH
, '/',
747 "Use dir as certificate store path to verify CA certificate"},
748 {"build_chain", OPT_BUILD_CHAIN
, '-', "Build certificate chain"},
749 {"chainCAfile", OPT_CHAINCAFILE
, '<',
750 "CA file for certificate chain (PEM format)"},
751 {"verifyCAfile", OPT_VERIFYCAFILE
, '<',
752 "CA file for certificate verification (PEM format)"},
753 {"nocommands", OPT_NOCMDS
, '-', "Do not use interactive command letters"},
754 {"servername", OPT_SERVERNAME
, 's',
755 "Set TLS extension servername in ClientHello"},
756 {"tlsextdebug", OPT_TLSEXTDEBUG
, '-',
757 "Hex dump of all TLS extensions received"},
758 {"status", OPT_STATUS
, '-', "Request certificate status from server"},
759 {"serverinfo", OPT_SERVERINFO
, 's',
760 "types Send empty ClientHello extensions (comma-separated numbers)"},
761 {"alpn", OPT_ALPN
, 's',
762 "Enable ALPN extension, considering named protocols supported (comma-separated list)"},
763 {"async", OPT_ASYNC
, '-', "Support asynchronous operation"},
764 {"ssl_config", OPT_SSL_CONFIG
, 's', "Use specified configuration file"},
765 {"split_send_frag", OPT_SPLIT_SEND_FRAG
, 'n',
766 "Size used to split data for encrypt/decrypt pipelines"},
767 {"max_pipelines", OPT_MAX_PIPELINES
, 'n',
768 "Maximum number of encrypt/decrypt pipelines to be used"},
769 {"read_buf", OPT_READ_BUF
, 'n',
770 "Default read buffer size to be used for connections"},
774 #ifndef OPENSSL_NO_SSL3
775 {"ssl3", OPT_SSL3
, '-', "Just use SSLv3"},
777 #ifndef OPENSSL_NO_TLS1
778 {"tls1", OPT_TLS1
, '-', "Just use TLSv1"},
780 #ifndef OPENSSL_NO_TLS1_1
781 {"tls1_1", OPT_TLS1_1
, '-', "Just use TLSv1.1"},
783 #ifndef OPENSSL_NO_TLS1_2
784 {"tls1_2", OPT_TLS1_2
, '-', "Just use TLSv1.2"},
786 #ifndef OPENSSL_NO_DTLS
787 {"dtls", OPT_DTLS
, '-', "Use any version of DTLS"},
788 {"timeout", OPT_TIMEOUT
, '-',
789 "Enable send/receive timeout on DTLS connections"},
790 {"mtu", OPT_MTU
, 'p', "Set the link layer MTU"},
792 #ifndef OPENSSL_NO_DTLS1
793 {"dtls1", OPT_DTLS1
, '-', "Just use DTLSv1"},
795 #ifndef OPENSSL_NO_DTLS1_2
796 {"dtls1_2", OPT_DTLS1_2
, '-', "Just use DTLSv1.2"},
798 #ifndef OPENSSL_NO_SSL_TRACE
799 {"trace", OPT_TRACE
, '-', "Show trace output of protocol messages"},
802 {"wdebug", OPT_WDEBUG
, '-', "WATT-32 tcp debugging"},
804 {"nbio", OPT_NBIO
, '-', "Use non-blocking IO"},
805 #ifndef OPENSSL_NO_PSK
806 {"psk_identity", OPT_PSK_IDENTITY
, 's', "PSK identity"},
807 {"psk", OPT_PSK
, 's', "PSK in hex (without 0x)"},
809 #ifndef OPENSSL_NO_SRP
810 {"srpuser", OPT_SRPUSER
, 's', "SRP authentification for 'user'"},
811 {"srppass", OPT_SRPPASS
, 's', "Password for 'user'"},
812 {"srp_lateuser", OPT_SRP_LATEUSER
, '-',
813 "SRP username into second ClientHello message"},
814 {"srp_moregroups", OPT_SRP_MOREGROUPS
, '-',
815 "Tolerate other than the known g N values."},
816 {"srp_strength", OPT_SRP_STRENGTH
, 'p', "Minimal length in bits for N"},
818 #ifndef OPENSSL_NO_NEXTPROTONEG
819 {"nextprotoneg", OPT_NEXTPROTONEG
, 's',
820 "Enable NPN extension, considering named protocols supported (comma-separated list)"},
822 #ifndef OPENSSL_NO_ENGINE
823 {"engine", OPT_ENGINE
, 's', "Use engine, possibly a hardware device"},
824 {"ssl_client_engine", OPT_SSL_CLIENT_ENGINE
, 's',
825 "Specify engine to be used for client certificate operations"},
827 #ifndef OPENSSL_NO_CT
828 {"noct", OPT_NOCT
, '-', "Do not request or parse SCTs (default)"},
829 {"requestct", OPT_REQUESTCT
, '-', "Request SCTs (enables OCSP stapling)"},
830 {"requirect", OPT_REQUIRECT
, '-', "Require at least 1 SCT (enables OCSP stapling)"},
831 {"ctlogfile", OPT_CTLOG_FILE
, '<', "CT log list CONF file"},
836 typedef enum PROTOCOL_choice
{
849 static OPT_PAIR services
[] = {
850 {"smtp", PROTO_SMTP
},
851 {"pop3", PROTO_POP3
},
852 {"imap", PROTO_IMAP
},
854 {"xmpp", PROTO_XMPP
},
855 {"xmpp-server", PROTO_XMPP_SERVER
},
856 {"telnet", PROTO_TELNET
},
861 int s_client_main(int argc
, char **argv
)
864 EVP_PKEY
*key
= NULL
;
867 STACK_OF(X509
) *chain
= NULL
;
869 X509_VERIFY_PARAM
*vpm
= NULL
;
870 SSL_EXCERT
*exc
= NULL
;
871 SSL_CONF_CTX
*cctx
= NULL
;
872 STACK_OF(OPENSSL_STRING
) *ssl_args
= NULL
;
873 char *dane_tlsa_domain
= NULL
;
874 STACK_OF(OPENSSL_STRING
) *dane_tlsa_rrset
= NULL
;
875 STACK_OF(X509_CRL
) *crls
= NULL
;
876 const SSL_METHOD
*meth
= TLS_client_method();
877 char *CApath
= NULL
, *CAfile
= NULL
, *cbuf
= NULL
, *sbuf
= NULL
;
878 char *mbuf
= NULL
, *proxystr
= NULL
, *connectstr
= NULL
;
879 char *cert_file
= NULL
, *key_file
= NULL
, *chain_file
= NULL
;
880 char *chCApath
= NULL
, *chCAfile
= NULL
, *host
= NULL
;
881 char *port
= BUF_strdup(PORT
);
883 char *passarg
= NULL
, *pass
= NULL
, *vfyCApath
= NULL
, *vfyCAfile
= NULL
;
884 char *sess_in
= NULL
, *sess_out
= NULL
, *crl_file
= NULL
, *p
;
885 char *xmpphost
= NULL
;
886 const char *ehlo
= "mail.example.com";
887 struct sockaddr peer
;
888 struct timeval timeout
, *timeoutp
;
889 fd_set readfds
, writefds
;
890 int noCApath
= 0, noCAfile
= 0;
891 int build_chain
= 0, cbuf_len
, cbuf_off
, cert_format
= FORMAT_PEM
;
892 int key_format
= FORMAT_PEM
, crlf
= 0, full_log
= 1, mbuf_len
= 0;
894 int enable_timeouts
= 0, sdebug
= 0, peerlen
= sizeof peer
;
895 int reconnect
= 0, verify
= SSL_VERIFY_NONE
, vpmtouched
= 0;
896 int ret
= 1, in_init
= 1, i
, nbio_test
= 0, s
= -1, k
, width
, state
= 0;
897 int sbuf_len
, sbuf_off
, cmdletters
= 1;
898 int socket_family
= AF_UNSPEC
, socket_type
= SOCK_STREAM
;
899 int starttls_proto
= PROTO_OFF
, crl_format
= FORMAT_PEM
, crl_download
= 0;
900 int write_tty
, read_tty
, write_ssl
, read_ssl
, tty_on
, ssl_pending
;
901 int read_buf_len
= 0;
902 int fallback_scsv
= 0;
903 long socket_mtu
= 0, randamt
= 0;
905 #ifndef OPENSSL_NO_ENGINE
906 ENGINE
*ssl_client_engine
= NULL
;
909 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
912 char *servername
= NULL
;
913 const char *alpn_in
= NULL
;
914 tlsextctx tlsextcbp
= { NULL
, 0 };
915 const char *ssl_config
= NULL
;
916 #define MAX_SI_TYPES 100
917 unsigned short serverinfo_types
[MAX_SI_TYPES
];
918 int serverinfo_count
= 0, start
= 0, len
;
919 #ifndef OPENSSL_NO_NEXTPROTONEG
920 const char *next_proto_neg_in
= NULL
;
922 #ifndef OPENSSL_NO_SRP
923 char *srppass
= NULL
;
924 int srp_lateuser
= 0;
925 SRP_ARG srp_arg
= { NULL
, NULL
, 0, 0, 0, 1024 };
927 #ifndef OPENSSL_NO_CT
928 char *ctlog_file
= NULL
;
929 ct_validation_cb ct_validation
= NULL
;
934 /* Known false-positive of MemorySanitizer. */
935 #if defined(__has_feature)
936 # if __has_feature(memory_sanitizer)
937 __msan_unpoison(&readfds
, sizeof(readfds
));
938 __msan_unpoison(&writefds
, sizeof(writefds
));
942 prog
= opt_progname(argv
[0]);
950 verify_error
= X509_V_OK
;
951 vpm
= X509_VERIFY_PARAM_new();
952 cbuf
= app_malloc(BUFSIZZ
, "cbuf");
953 sbuf
= app_malloc(BUFSIZZ
, "sbuf");
954 mbuf
= app_malloc(BUFSIZZ
, "mbuf");
955 cctx
= SSL_CONF_CTX_new();
957 if (vpm
== NULL
|| cctx
== NULL
) {
958 BIO_printf(bio_err
, "%s: out of memory\n", prog
);
962 SSL_CONF_CTX_set_flags(cctx
, SSL_CONF_FLAG_CLIENT
| SSL_CONF_FLAG_CMDLINE
);
964 prog
= opt_init(argc
, argv
, s_client_options
);
965 while ((o
= opt_next()) != OPT_EOF
) {
970 BIO_printf(bio_err
, "%s: Use -help for summary.\n", prog
);
973 opt_help(s_client_options
);
978 if (socket_family
== AF_UNIX
) {
979 OPENSSL_free(host
); host
= NULL
;
980 OPENSSL_free(port
); port
= NULL
;
983 socket_family
= AF_INET
;
989 if (socket_family
== AF_UNIX
) {
990 OPENSSL_free(host
); host
= NULL
;
991 OPENSSL_free(port
); port
= NULL
;
994 socket_family
= AF_INET6
;
997 BIO_printf(bio_err
, "%s: IPv6 domain sockets unsupported\n", prog
);
1003 if (socket_family
== AF_UNIX
) {
1004 OPENSSL_free(host
); host
= NULL
;
1005 OPENSSL_free(port
); port
= NULL
;
1006 socket_family
= AF_UNSPEC
;
1009 OPENSSL_free(host
); host
= BUF_strdup(opt_arg());
1013 if (socket_family
== AF_UNIX
) {
1014 OPENSSL_free(host
); host
= NULL
;
1015 OPENSSL_free(port
); port
= NULL
;
1016 socket_family
= AF_UNSPEC
;
1019 OPENSSL_free(port
); port
= BUF_strdup(opt_arg());
1023 if (socket_family
== AF_UNIX
) {
1024 socket_family
= AF_UNSPEC
;
1027 OPENSSL_free(host
); host
= NULL
;
1028 OPENSSL_free(port
); port
= NULL
;
1029 connectstr
= opt_arg();
1032 proxystr
= opt_arg();
1033 starttls_proto
= PROTO_CONNECT
;
1037 socket_family
= AF_UNIX
;
1038 OPENSSL_free(host
); host
= BUF_strdup(opt_arg());
1039 OPENSSL_free(port
); port
= NULL
;
1043 xmpphost
= opt_arg();
1049 verify
= SSL_VERIFY_PEER
;
1050 verify_depth
= atoi(opt_arg());
1052 BIO_printf(bio_err
, "verify depth is %d\n", verify_depth
);
1055 cert_file
= opt_arg();
1058 crl_file
= opt_arg();
1060 case OPT_CRL_DOWNLOAD
:
1064 sess_out
= opt_arg();
1067 sess_in
= opt_arg();
1070 if (!opt_format(opt_arg(), OPT_FMT_PEMDER
, &cert_format
))
1074 if (!opt_format(opt_arg(), OPT_FMT_PEMDER
, &crl_format
))
1077 case OPT_VERIFY_RET_ERROR
:
1078 verify_return_error
= 1;
1080 case OPT_VERIFY_QUIET
:
1084 c_brief
= verify_quiet
= c_quiet
= 1;
1087 if (ssl_args
== NULL
)
1088 ssl_args
= sk_OPENSSL_STRING_new_null();
1089 if (ssl_args
== NULL
1090 || !sk_OPENSSL_STRING_push(ssl_args
, opt_flag())
1091 || !sk_OPENSSL_STRING_push(ssl_args
, opt_arg())) {
1092 BIO_printf(bio_err
, "%s: Memory allocation failure\n", prog
);
1097 if (!opt_verify(o
, vpm
))
1102 if (!args_excert(o
, &exc
))
1112 c_quiet
= c_ign_eof
= 1;
1121 e
= setup_engine(opt_arg(), 1);
1123 case OPT_SSL_CLIENT_ENGINE
:
1124 #ifndef OPENSSL_NO_ENGINE
1125 ssl_client_engine
= ENGINE_by_id(opt_arg());
1126 if (ssl_client_engine
== NULL
) {
1127 BIO_printf(bio_err
, "Error getting client auth engine\n");
1139 case OPT_NO_IGN_EOF
:
1145 case OPT_TLSEXTDEBUG
:
1160 bio_c_msg
= BIO_new_file(opt_arg(), "w");
1163 #ifndef OPENSSL_NO_SSL_TRACE
1167 case OPT_SECURITY_DEBUG
:
1170 case OPT_SECURITY_DEBUG_VERBOSE
:
1182 #ifndef OPENSSL_NO_PSK
1183 case OPT_PSK_IDENTITY
:
1184 psk_identity
= opt_arg();
1187 for (p
= psk_key
= opt_arg(); *p
; p
++) {
1188 if (isxdigit(_UC(*p
)))
1190 BIO_printf(bio_err
, "Not a hex number '%s'\n", psk_key
);
1195 case OPT_PSK_IDENTITY
:
1199 #ifndef OPENSSL_NO_SRP
1201 srp_arg
.srplogin
= opt_arg();
1202 meth
= TLSv1_client_method();
1205 srppass
= opt_arg();
1206 meth
= TLSv1_client_method();
1208 case OPT_SRP_STRENGTH
:
1209 srp_arg
.strength
= atoi(opt_arg());
1210 BIO_printf(bio_err
, "SRP minimal length for N is %d\n",
1212 meth
= TLSv1_client_method();
1214 case OPT_SRP_LATEUSER
:
1216 meth
= TLSv1_client_method();
1218 case OPT_SRP_MOREGROUPS
:
1220 meth
= TLSv1_client_method();
1225 case OPT_SRP_STRENGTH
:
1226 case OPT_SRP_LATEUSER
:
1227 case OPT_SRP_MOREGROUPS
:
1230 case OPT_SSL_CONFIG
:
1231 ssl_config
= opt_arg();
1234 #ifndef OPENSSL_NO_SSL3
1235 meth
= SSLv3_client_method();
1239 #ifndef OPENSSL_NO_TLS1_2
1240 meth
= TLSv1_2_client_method();
1244 #ifndef OPENSSL_NO_TLS1_1
1245 meth
= TLSv1_1_client_method();
1249 #ifndef OPENSSL_NO_TLS1
1250 meth
= TLSv1_client_method();
1254 #ifndef OPENSSL_NO_DTLS
1255 meth
= DTLS_client_method();
1256 socket_type
= SOCK_DGRAM
;
1260 #ifndef OPENSSL_NO_DTLS1
1261 meth
= DTLSv1_client_method();
1262 socket_type
= SOCK_DGRAM
;
1266 #ifndef OPENSSL_NO_DTLS1_2
1267 meth
= DTLSv1_2_client_method();
1268 socket_type
= SOCK_DGRAM
;
1272 #ifndef OPENSSL_NO_DTLS
1273 enable_timeouts
= 1;
1277 #ifndef OPENSSL_NO_DTLS
1278 socket_mtu
= atol(opt_arg());
1281 case OPT_FALLBACKSCSV
:
1285 if (!opt_format(opt_arg(), OPT_FMT_PEMDER
, &key_format
))
1289 passarg
= opt_arg();
1291 case OPT_CERT_CHAIN
:
1292 chain_file
= opt_arg();
1295 key_file
= opt_arg();
1306 case OPT_CHAINCAPATH
:
1307 chCApath
= opt_arg();
1309 case OPT_VERIFYCAPATH
:
1310 vfyCApath
= opt_arg();
1312 case OPT_BUILD_CHAIN
:
1321 #ifndef OPENSSL_NO_CT
1323 ct_validation
= NULL
;
1326 ct_validation
= CT_verify_no_bad_scts
;
1329 ct_validation
= CT_verify_at_least_one_good_sct
;
1331 case OPT_CTLOG_FILE
:
1332 ctlog_file
= opt_arg();
1335 case OPT_CHAINCAFILE
:
1336 chCAfile
= opt_arg();
1338 case OPT_VERIFYCAFILE
:
1339 vfyCAfile
= opt_arg();
1341 case OPT_DANE_TLSA_DOMAIN
:
1342 dane_tlsa_domain
= opt_arg();
1344 case OPT_DANE_TLSA_RRDATA
:
1345 if (dane_tlsa_rrset
== NULL
)
1346 dane_tlsa_rrset
= sk_OPENSSL_STRING_new_null();
1347 if (dane_tlsa_rrset
== NULL
||
1348 !sk_OPENSSL_STRING_push(dane_tlsa_rrset
, opt_arg())) {
1349 BIO_printf(bio_err
, "%s: Memory allocation failure\n", prog
);
1353 case OPT_NEXTPROTONEG
:
1354 next_proto_neg_in
= opt_arg();
1357 alpn_in
= opt_arg();
1359 case OPT_SERVERINFO
:
1362 for (start
= 0, i
= 0; i
<= len
; ++i
) {
1363 if (i
== len
|| p
[i
] == ',') {
1364 serverinfo_types
[serverinfo_count
] = atoi(p
+ start
);
1365 if (++serverinfo_count
== MAX_SI_TYPES
)
1372 if (!opt_pair(opt_arg(), services
, &starttls_proto
))
1374 case OPT_SERVERNAME
:
1375 servername
= opt_arg();
1378 srtp_profiles
= opt_arg();
1380 case OPT_KEYMATEXPORT
:
1381 keymatexportlabel
= opt_arg();
1383 case OPT_KEYMATEXPORTLEN
:
1384 keymatexportlen
= atoi(opt_arg());
1389 case OPT_SPLIT_SEND_FRAG
:
1390 split_send_fragment
= atoi(opt_arg());
1391 if (split_send_fragment
== 0) {
1392 /* Not allowed - set to a deliberately bad value */
1393 split_send_fragment
= -1;
1396 case OPT_MAX_PIPELINES
:
1397 max_pipelines
= atoi(opt_arg());
1400 read_buf_len
= atoi(opt_arg());
1404 argc
= opt_num_rest();
1410 char *tmp_host
= host
, *tmp_port
= port
;
1411 if (connectstr
== NULL
) {
1412 BIO_printf(bio_err
, "%s: -proxy requires use of -connect\n", prog
);
1415 res
= BIO_parse_hostserv(proxystr
, &host
, &port
, BIO_PARSE_PRIO_HOST
);
1416 if (tmp_host
!= host
)
1417 OPENSSL_free(tmp_host
);
1418 if (tmp_port
!= port
)
1419 OPENSSL_free(tmp_port
);
1421 BIO_printf(bio_err
, "%s: -proxy argument malformed or ambiguous\n",
1427 char *tmp_host
= host
, *tmp_port
= port
;
1428 if (connectstr
!= NULL
)
1429 res
= BIO_parse_hostserv(connectstr
, &host
, &port
,
1430 BIO_PARSE_PRIO_HOST
);
1431 if (tmp_host
!= host
)
1432 OPENSSL_free(tmp_host
);
1433 if (tmp_port
!= port
)
1434 OPENSSL_free(tmp_port
);
1437 "%s: -connect argument malformed or ambiguous\n",
1443 if (socket_family
== AF_UNIX
&& socket_type
!= SOCK_STREAM
) {
1445 "Can't use unix sockets and datagrams together\n");
1449 if (split_send_fragment
> SSL3_RT_MAX_PLAIN_LENGTH
) {
1450 BIO_printf(bio_err
, "Bad split send fragment size\n");
1454 if (max_pipelines
> SSL_MAX_PIPELINES
) {
1455 BIO_printf(bio_err
, "Bad max pipelines value\n");
1459 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1460 next_proto
.status
= -1;
1461 if (next_proto_neg_in
) {
1463 next_protos_parse(&next_proto
.len
, next_proto_neg_in
);
1464 if (next_proto
.data
== NULL
) {
1465 BIO_printf(bio_err
, "Error parsing -nextprotoneg argument\n");
1469 next_proto
.data
= NULL
;
1472 if (!app_passwd(passarg
, NULL
, &pass
, NULL
)) {
1473 BIO_printf(bio_err
, "Error getting password\n");
1477 if (key_file
== NULL
)
1478 key_file
= cert_file
;
1481 key
= load_key(key_file
, key_format
, 0, pass
, e
,
1482 "client certificate private key file");
1484 ERR_print_errors(bio_err
);
1490 cert
= load_cert(cert_file
, cert_format
, "client certificate file");
1492 ERR_print_errors(bio_err
);
1498 if (!load_certs(chain_file
, &chain
, FORMAT_PEM
, NULL
,
1499 "client certificate chain"))
1505 crl
= load_crl(crl_file
, crl_format
);
1507 BIO_puts(bio_err
, "Error loading CRL\n");
1508 ERR_print_errors(bio_err
);
1511 crls
= sk_X509_CRL_new_null();
1512 if (crls
== NULL
|| !sk_X509_CRL_push(crls
, crl
)) {
1513 BIO_puts(bio_err
, "Error adding CRL\n");
1514 ERR_print_errors(bio_err
);
1520 if (!load_excert(&exc
))
1523 if (!app_RAND_load_file(NULL
, 1) && inrand
== NULL
1524 && !RAND_status()) {
1526 "warning, not much extra random data, consider using the -rand option\n");
1528 if (inrand
!= NULL
) {
1529 randamt
= app_RAND_load_files(inrand
);
1530 BIO_printf(bio_err
, "%ld semi-random bytes loaded\n", randamt
);
1533 if (bio_c_out
== NULL
) {
1534 if (c_quiet
&& !c_debug
) {
1535 bio_c_out
= BIO_new(BIO_s_null());
1536 if (c_msg
&& !bio_c_msg
)
1537 bio_c_msg
= dup_bio_out(FORMAT_TEXT
);
1538 } else if (bio_c_out
== NULL
)
1539 bio_c_out
= dup_bio_out(FORMAT_TEXT
);
1541 #ifndef OPENSSL_NO_SRP
1542 if (!app_passwd(srppass
, NULL
, &srp_arg
.srppassin
, NULL
)) {
1543 BIO_printf(bio_err
, "Error getting password\n");
1548 ctx
= SSL_CTX_new(meth
);
1550 ERR_print_errors(bio_err
);
1555 ssl_ctx_security_debug(ctx
, sdebug
);
1558 if (SSL_CTX_config(ctx
, ssl_config
) == 0) {
1559 BIO_printf(bio_err
, "Error using configuration \"%s\"\n",
1561 ERR_print_errors(bio_err
);
1566 if (vpmtouched
&& !SSL_CTX_set1_param(ctx
, vpm
)) {
1567 BIO_printf(bio_err
, "Error setting verify params\n");
1568 ERR_print_errors(bio_err
);
1573 SSL_CTX_set_mode(ctx
, SSL_MODE_ASYNC
);
1575 if (split_send_fragment
> 0) {
1576 SSL_CTX_set_split_send_fragment(ctx
, split_send_fragment
);
1578 if (max_pipelines
> 0) {
1579 SSL_CTX_set_max_pipelines(ctx
, max_pipelines
);
1582 if (read_buf_len
> 0) {
1583 SSL_CTX_set_default_read_buffer_len(ctx
, read_buf_len
);
1586 if (!config_ctx(cctx
, ssl_args
, ctx
))
1589 if (!ssl_load_stores(ctx
, vfyCApath
, vfyCAfile
, chCApath
, chCAfile
,
1590 crls
, crl_download
)) {
1591 BIO_printf(bio_err
, "Error loading store locations\n");
1592 ERR_print_errors(bio_err
);
1595 #ifndef OPENSSL_NO_ENGINE
1596 if (ssl_client_engine
) {
1597 if (!SSL_CTX_set_client_cert_engine(ctx
, ssl_client_engine
)) {
1598 BIO_puts(bio_err
, "Error setting client auth engine\n");
1599 ERR_print_errors(bio_err
);
1600 ENGINE_free(ssl_client_engine
);
1603 ENGINE_free(ssl_client_engine
);
1607 #ifndef OPENSSL_NO_PSK
1608 if (psk_key
!= NULL
) {
1610 BIO_printf(bio_c_out
,
1611 "PSK key given, setting client callback\n");
1612 SSL_CTX_set_psk_client_callback(ctx
, psk_client_cb
);
1615 #ifndef OPENSSL_NO_SRTP
1616 if (srtp_profiles
!= NULL
) {
1617 /* Returns 0 on success! */
1618 if (SSL_CTX_set_tlsext_use_srtp(ctx
, srtp_profiles
) != 0) {
1619 BIO_printf(bio_err
, "Error setting SRTP profile\n");
1620 ERR_print_errors(bio_err
);
1627 ssl_ctx_set_excert(ctx
, exc
);
1629 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1630 if (next_proto
.data
)
1631 SSL_CTX_set_next_proto_select_cb(ctx
, next_proto_cb
, &next_proto
);
1634 unsigned short alpn_len
;
1635 unsigned char *alpn
= next_protos_parse(&alpn_len
, alpn_in
);
1638 BIO_printf(bio_err
, "Error parsing -alpn argument\n");
1641 /* Returns 0 on success! */
1642 if (SSL_CTX_set_alpn_protos(ctx
, alpn
, alpn_len
) != 0) {
1643 BIO_printf(bio_err
, "Error setting ALPN\n");
1649 for (i
= 0; i
< serverinfo_count
; i
++) {
1650 if (!SSL_CTX_add_client_custom_ext(ctx
,
1651 serverinfo_types
[i
],
1653 serverinfo_cli_parse_cb
, NULL
)) {
1655 "Warning: Unable to add custom extension %u, skipping\n",
1656 serverinfo_types
[i
]);
1661 SSL_CTX_set_info_callback(ctx
, apps_ssl_info_callback
);
1663 #ifndef OPENSSL_NO_CT
1664 if (!SSL_CTX_set_ct_validation_callback(ctx
, ct_validation
, NULL
)) {
1665 ERR_print_errors(bio_err
);
1669 if (ctx_set_ctlog_list_file(ctx
, ctlog_file
) <= 0) {
1670 ERR_print_errors(bio_err
);
1675 SSL_CTX_set_verify(ctx
, verify
, verify_callback
);
1677 if (!ctx_set_verify_locations(ctx
, CAfile
, CApath
, noCAfile
, noCApath
)) {
1678 ERR_print_errors(bio_err
);
1682 ssl_ctx_add_crls(ctx
, crls
, crl_download
);
1684 if (!set_cert_key_stuff(ctx
, cert
, key
, chain
, build_chain
))
1687 if (servername
!= NULL
) {
1688 tlsextcbp
.biodebug
= bio_err
;
1689 SSL_CTX_set_tlsext_servername_callback(ctx
, ssl_servername_cb
);
1690 SSL_CTX_set_tlsext_servername_arg(ctx
, &tlsextcbp
);
1692 # ifndef OPENSSL_NO_SRP
1693 if (srp_arg
.srplogin
) {
1694 if (!srp_lateuser
&& !SSL_CTX_set_srp_username(ctx
, srp_arg
.srplogin
)) {
1695 BIO_printf(bio_err
, "Unable to set SRP username\n");
1698 srp_arg
.msg
= c_msg
;
1699 srp_arg
.debug
= c_debug
;
1700 SSL_CTX_set_srp_cb_arg(ctx
, &srp_arg
);
1701 SSL_CTX_set_srp_client_pwd_callback(ctx
, ssl_give_srp_client_pwd_cb
);
1702 SSL_CTX_set_srp_strength(ctx
, srp_arg
.strength
);
1703 if (c_msg
|| c_debug
|| srp_arg
.amp
== 0)
1704 SSL_CTX_set_srp_verify_param_callback(ctx
,
1705 ssl_srp_verify_param_cb
);
1709 if (dane_tlsa_domain
!= NULL
) {
1710 if (SSL_CTX_dane_enable(ctx
) <= 0) {
1712 "%s: Error enabling DANE TLSA authentication.\n", prog
);
1713 ERR_print_errors(bio_err
);
1721 BIO
*stmp
= BIO_new_file(sess_in
, "r");
1723 BIO_printf(bio_err
, "Can't open session file %s\n", sess_in
);
1724 ERR_print_errors(bio_err
);
1727 sess
= PEM_read_bio_SSL_SESSION(stmp
, NULL
, 0, NULL
);
1730 BIO_printf(bio_err
, "Can't open session file %s\n", sess_in
);
1731 ERR_print_errors(bio_err
);
1734 if (!SSL_set_session(con
, sess
)) {
1735 BIO_printf(bio_err
, "Can't set session\n");
1736 ERR_print_errors(bio_err
);
1739 SSL_SESSION_free(sess
);
1743 SSL_set_mode(con
, SSL_MODE_SEND_FALLBACK_SCSV
);
1745 if (servername
!= NULL
) {
1746 if (!SSL_set_tlsext_host_name(con
, servername
)) {
1747 BIO_printf(bio_err
, "Unable to set TLS servername extension.\n");
1748 ERR_print_errors(bio_err
);
1753 if (dane_tlsa_domain
!= NULL
) {
1754 if (SSL_dane_enable(con
, dane_tlsa_domain
) <= 0) {
1755 BIO_printf(bio_err
, "%s: Error enabling DANE TLSA "
1756 "authentication.\n", prog
);
1757 ERR_print_errors(bio_err
);
1760 if (dane_tlsa_rrset
== NULL
) {
1761 BIO_printf(bio_err
, "%s: DANE TLSA authentication requires at "
1762 "least one -dane_tlsa_rrset option.\n", prog
);
1765 if (tlsa_import_rrset(con
, dane_tlsa_rrset
) <= 0) {
1766 BIO_printf(bio_err
, "%s: Failed to import any TLSA "
1767 "records.\n", prog
);
1770 } else if (dane_tlsa_rrset
!= NULL
) {
1771 BIO_printf(bio_err
, "%s: DANE TLSA authentication requires the "
1772 "-dane_tlsa_domain option.\n", prog
);
1777 if (init_client(&s
, host
, port
, socket_family
, socket_type
) == 0)
1779 BIO_printf(bio_err
, "connect:errno=%d\n", get_last_socket_error());
1783 BIO_printf(bio_c_out
, "CONNECTED(%08X)\n", s
);
1786 if (!BIO_socket_nbio(s
, 1)) {
1787 ERR_print_errors(bio_err
);
1790 BIO_printf(bio_c_out
, "Turned on non blocking io\n");
1792 if (socket_type
== SOCK_DGRAM
) {
1794 sbio
= BIO_new_dgram(s
, BIO_NOCLOSE
);
1795 if (getsockname(s
, &peer
, (void *)&peerlen
) < 0) {
1796 BIO_printf(bio_err
, "getsockname:errno=%d\n",
1797 get_last_socket_error());
1802 (void)BIO_ctrl_set_connected(sbio
, &peer
);
1804 if (enable_timeouts
) {
1806 timeout
.tv_usec
= DGRAM_RCV_TIMEOUT
;
1807 BIO_ctrl(sbio
, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT
, 0, &timeout
);
1810 timeout
.tv_usec
= DGRAM_SND_TIMEOUT
;
1811 BIO_ctrl(sbio
, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT
, 0, &timeout
);
1815 if (socket_mtu
< DTLS_get_link_min_mtu(con
)) {
1816 BIO_printf(bio_err
, "MTU too small. Must be at least %ld\n",
1817 DTLS_get_link_min_mtu(con
));
1821 SSL_set_options(con
, SSL_OP_NO_QUERY_MTU
);
1822 if (!DTLS_set_link_mtu(con
, socket_mtu
)) {
1823 BIO_printf(bio_err
, "Failed to set MTU\n");
1828 /* want to do MTU discovery */
1829 BIO_ctrl(sbio
, BIO_CTRL_DGRAM_MTU_DISCOVER
, 0, NULL
);
1831 sbio
= BIO_new_socket(s
, BIO_NOCLOSE
);
1836 test
= BIO_new(BIO_f_nbio_test());
1837 sbio
= BIO_push(test
, sbio
);
1841 BIO_set_callback(sbio
, bio_dump_callback
);
1842 BIO_set_callback_arg(sbio
, (char *)bio_c_out
);
1845 #ifndef OPENSSL_NO_SSL_TRACE
1847 SSL_set_msg_callback(con
, SSL_trace
);
1850 SSL_set_msg_callback(con
, msg_cb
);
1851 SSL_set_msg_callback_arg(con
, bio_c_msg
? bio_c_msg
: bio_c_out
);
1854 if (c_tlsextdebug
) {
1855 SSL_set_tlsext_debug_callback(con
, tlsext_cb
);
1856 SSL_set_tlsext_debug_arg(con
, bio_c_out
);
1859 SSL_set_tlsext_status_type(con
, TLSEXT_STATUSTYPE_ocsp
);
1860 SSL_CTX_set_tlsext_status_cb(ctx
, ocsp_resp_cb
);
1861 SSL_CTX_set_tlsext_status_arg(ctx
, bio_c_out
);
1864 SSL_set_bio(con
, sbio
, sbio
);
1865 SSL_set_connect_state(con
);
1867 /* ok, lets connect */
1868 width
= SSL_get_fd(con
) + 1;
1881 switch ((PROTOCOL_CHOICE
) starttls_proto
) {
1887 * This is an ugly hack that does a lot of assumptions. We do
1888 * have to handle multi-line responses which may come in a single
1889 * packet or not. We therefore have to use BIO_gets() which does
1890 * need a buffering BIO. So during the initial chitchat we do
1891 * push a buffering BIO into the chain that is removed again
1892 * later on to not disturb the rest of the s_client operation.
1895 BIO
*fbio
= BIO_new(BIO_f_buffer());
1896 BIO_push(fbio
, sbio
);
1897 /* wait for multi-line response to end from SMTP */
1899 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
1901 while (mbuf_len
> 3 && mbuf
[3] == '-');
1902 BIO_printf(fbio
, "EHLO %s\r\n", ehlo
);
1903 (void)BIO_flush(fbio
);
1904 /* wait for multi-line response to end EHLO SMTP response */
1906 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
1907 if (strstr(mbuf
, "STARTTLS"))
1910 while (mbuf_len
> 3 && mbuf
[3] == '-');
1911 (void)BIO_flush(fbio
);
1916 "didn't find starttls in server response,"
1917 " trying anyway...\n");
1918 BIO_printf(sbio
, "STARTTLS\r\n");
1919 BIO_read(sbio
, sbuf
, BUFSIZZ
);
1924 BIO_read(sbio
, mbuf
, BUFSIZZ
);
1925 BIO_printf(sbio
, "STLS\r\n");
1926 mbuf_len
= BIO_read(sbio
, sbuf
, BUFSIZZ
);
1928 BIO_printf(bio_err
, "BIO_read failed\n");
1936 BIO
*fbio
= BIO_new(BIO_f_buffer());
1937 BIO_push(fbio
, sbio
);
1938 BIO_gets(fbio
, mbuf
, BUFSIZZ
);
1939 /* STARTTLS command requires CAPABILITY... */
1940 BIO_printf(fbio
, ". CAPABILITY\r\n");
1941 (void)BIO_flush(fbio
);
1942 /* wait for multi-line CAPABILITY response */
1944 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
1945 if (strstr(mbuf
, "STARTTLS"))
1948 while (mbuf_len
> 3 && mbuf
[0] != '.');
1949 (void)BIO_flush(fbio
);
1954 "didn't find STARTTLS in server response,"
1955 " trying anyway...\n");
1956 BIO_printf(sbio
, ". STARTTLS\r\n");
1957 BIO_read(sbio
, sbuf
, BUFSIZZ
);
1962 BIO
*fbio
= BIO_new(BIO_f_buffer());
1963 BIO_push(fbio
, sbio
);
1964 /* wait for multi-line response to end from FTP */
1966 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
1968 while (mbuf_len
> 3 && mbuf
[3] == '-');
1969 (void)BIO_flush(fbio
);
1972 BIO_printf(sbio
, "AUTH TLS\r\n");
1973 BIO_read(sbio
, sbuf
, BUFSIZZ
);
1977 case PROTO_XMPP_SERVER
:
1980 BIO_printf(sbio
, "<stream:stream "
1981 "xmlns:stream='http://etherx.jabber.org/streams' "
1982 "xmlns='jabber:%s' to='%s' version='1.0'>",
1983 starttls_proto
== PROTO_XMPP
? "client" : "server",
1984 xmpphost
? xmpphost
: host
);
1985 seen
= BIO_read(sbio
, mbuf
, BUFSIZZ
);
1988 (mbuf
, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'")
1990 "<starttls xmlns=\"urn:ietf:params:xml:ns:xmpp-tls\""))
1992 seen
= BIO_read(sbio
, mbuf
, BUFSIZZ
);
2000 "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
2001 seen
= BIO_read(sbio
, sbuf
, BUFSIZZ
);
2003 if (!strstr(sbuf
, "<proceed"))
2010 static const unsigned char tls_do
[] = {
2011 /* IAC DO START_TLS */
2014 static const unsigned char tls_will
[] = {
2015 /* IAC WILL START_TLS */
2018 static const unsigned char tls_follows
[] = {
2019 /* IAC SB START_TLS FOLLOWS IAC SE */
2020 255, 250, 46, 1, 255, 240
2024 /* Telnet server should demand we issue START_TLS */
2025 bytes
= BIO_read(sbio
, mbuf
, BUFSIZZ
);
2026 if (bytes
!= 3 || memcmp(mbuf
, tls_do
, 3) != 0)
2028 /* Agree to issue START_TLS and send the FOLLOWS sub-command */
2029 BIO_write(sbio
, tls_will
, 3);
2030 BIO_write(sbio
, tls_follows
, 6);
2031 (void)BIO_flush(sbio
);
2032 /* Telnet server also sent the FOLLOWS sub-command */
2033 bytes
= BIO_read(sbio
, mbuf
, BUFSIZZ
);
2034 if (bytes
!= 6 || memcmp(mbuf
, tls_follows
, 6) != 0)
2041 BIO
*fbio
= BIO_new(BIO_f_buffer());
2043 BIO_push(fbio
, sbio
);
2044 BIO_printf(fbio
, "CONNECT %s\r\n\r\n", connectstr
);
2045 (void)BIO_flush(fbio
);
2046 /* wait for multi-line response to end CONNECT response */
2048 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
2049 if (strstr(mbuf
, "200") != NULL
2050 && strstr(mbuf
, "established") != NULL
)
2052 } while (mbuf_len
> 3 && foundit
== 0);
2053 (void)BIO_flush(fbio
);
2057 BIO_printf(bio_err
, "%s: HTTP CONNECT failed\n", prog
);
2065 BIO
*fbio
= BIO_new(BIO_f_buffer());
2067 BIO_push(fbio
, sbio
);
2068 BIO_printf(fbio
, "STARTTLS\r\n");
2069 (void)BIO_flush(fbio
);
2070 width
= SSL_get_fd(con
) + 1;
2076 openssl_fdset(SSL_get_fd(con
), &readfds
);
2077 timeout
.tv_sec
= S_CLIENT_IRC_READ_TIMEOUT
;
2078 timeout
.tv_usec
= 0;
2080 * If the IRCd doesn't respond within
2081 * S_CLIENT_IRC_READ_TIMEOUT seconds, assume
2082 * it doesn't support STARTTLS. Many IRCds
2083 * will not give _any_ sort of response to a
2084 * STARTTLS command when it's not supported.
2086 if (!BIO_get_buffer_num_lines(fbio
)
2087 && !BIO_pending(fbio
)
2088 && !BIO_pending(sbio
)
2089 && select(width
, (void *)&readfds
, NULL
, NULL
,
2092 "Timeout waiting for response (%d seconds).\n",
2093 S_CLIENT_IRC_READ_TIMEOUT
);
2097 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
2098 if (mbuf_len
< 1 || sscanf(mbuf
, "%*s %d", &numeric
) != 1)
2100 /* :example.net 451 STARTTLS :You have not registered */
2101 /* :example.net 421 STARTTLS :Unknown command */
2102 if ((numeric
== 451 || numeric
== 421)
2103 && strstr(mbuf
, "STARTTLS") != NULL
) {
2104 BIO_printf(bio_err
, "STARTTLS not supported: %s", mbuf
);
2107 if (numeric
== 691) {
2108 BIO_printf(bio_err
, "STARTTLS negotiation failed: ");
2109 ERR_print_errors(bio_err
);
2112 } while (numeric
!= 670);
2114 (void)BIO_flush(fbio
);
2117 if (numeric
!= 670) {
2118 BIO_printf(bio_err
, "Server does not support STARTTLS.\n");
2129 if ((SSL_version(con
) == DTLS1_VERSION
) &&
2130 DTLSv1_get_timeout(con
, &timeout
))
2131 timeoutp
= &timeout
;
2135 if (SSL_in_init(con
) && !SSL_total_renegotiations(con
)) {
2143 if (servername
!= NULL
&& !SSL_session_reused(con
)) {
2144 BIO_printf(bio_c_out
,
2145 "Server did %sacknowledge servername extension.\n",
2146 tlsextcbp
.ack
? "" : "not ");
2150 BIO
*stmp
= BIO_new_file(sess_out
, "w");
2152 PEM_write_bio_SSL_SESSION(stmp
, SSL_get_session(con
));
2155 BIO_printf(bio_err
, "Error writing session file %s\n",
2159 BIO_puts(bio_err
, "CONNECTION ESTABLISHED\n");
2160 print_ssl_summary(con
);
2163 print_stuff(bio_c_out
, con
, full_log
);
2167 if (starttls_proto
) {
2168 BIO_write(bio_err
, mbuf
, mbuf_len
);
2169 /* We don't need to know any more */
2171 starttls_proto
= PROTO_OFF
;
2176 BIO_printf(bio_c_out
,
2177 "drop connection and then reconnect\n");
2178 do_ssl_shutdown(con
);
2179 SSL_set_connect_state(con
);
2180 BIO_closesocket(SSL_get_fd(con
));
2186 ssl_pending
= read_ssl
&& SSL_has_pending(con
);
2189 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE)
2192 openssl_fdset(fileno(stdin
), &readfds
);
2194 openssl_fdset(fileno(stdout
), &writefds
);
2197 openssl_fdset(SSL_get_fd(con
), &readfds
);
2199 openssl_fdset(SSL_get_fd(con
), &writefds
);
2201 if (!tty_on
|| !write_tty
) {
2203 openssl_fdset(SSL_get_fd(con
), &readfds
);
2205 openssl_fdset(SSL_get_fd(con
), &writefds
);
2210 * Note: under VMS with SOCKETSHR the second parameter is
2211 * currently of type (int *) whereas under other systems it is
2212 * (void *) if you don't have a cast it will choke the compiler:
2213 * if you do have a cast then you can either go for (int *) or
2216 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2218 * Under Windows/DOS we make the assumption that we can always
2219 * write to the tty: therefore if we need to write to the tty we
2220 * just fall through. Otherwise we timeout the select every
2221 * second and see if there are any keypresses. Note: this is a
2222 * hack, in a proper Windows application we wouldn't do this.
2229 i
= select(width
, (void *)&readfds
, (void *)&writefds
,
2231 # if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
2232 if (!i
&& (!_kbhit() || !read_tty
))
2235 if (!i
&& (!((_kbhit())
2236 || (WAIT_OBJECT_0
==
2237 WaitForSingleObject(GetStdHandle
2244 i
= select(width
, (void *)&readfds
, (void *)&writefds
,
2247 #elif defined(OPENSSL_SYS_NETWARE)
2252 i
= select(width
, (void *)&readfds
, (void *)&writefds
,
2255 i
= select(width
, (void *)&readfds
, (void *)&writefds
,
2259 i
= select(width
, (void *)&readfds
, (void *)&writefds
,
2263 BIO_printf(bio_err
, "bad select %d\n",
2264 get_last_socket_error());
2270 if ((SSL_version(con
) == DTLS1_VERSION
)
2271 && DTLSv1_handle_timeout(con
) > 0) {
2272 BIO_printf(bio_err
, "TIMEOUT occurred\n");
2275 if (!ssl_pending
&& FD_ISSET(SSL_get_fd(con
), &writefds
)) {
2276 k
= SSL_write(con
, &(cbuf
[cbuf_off
]), (unsigned int)cbuf_len
);
2277 switch (SSL_get_error(con
, k
)) {
2278 case SSL_ERROR_NONE
:
2283 /* we have done a write(con,NULL,0); */
2284 if (cbuf_len
<= 0) {
2287 } else { /* if (cbuf_len > 0) */
2293 case SSL_ERROR_WANT_WRITE
:
2294 BIO_printf(bio_c_out
, "write W BLOCK\n");
2298 case SSL_ERROR_WANT_ASYNC
:
2299 BIO_printf(bio_c_out
, "write A BLOCK\n");
2300 wait_for_async(con
);
2304 case SSL_ERROR_WANT_READ
:
2305 BIO_printf(bio_c_out
, "write R BLOCK\n");
2310 case SSL_ERROR_WANT_X509_LOOKUP
:
2311 BIO_printf(bio_c_out
, "write X BLOCK\n");
2313 case SSL_ERROR_ZERO_RETURN
:
2314 if (cbuf_len
!= 0) {
2315 BIO_printf(bio_c_out
, "shutdown\n");
2324 case SSL_ERROR_SYSCALL
:
2325 if ((k
!= 0) || (cbuf_len
!= 0)) {
2326 BIO_printf(bio_err
, "write:errno=%d\n",
2327 get_last_socket_error());
2335 ERR_print_errors(bio_err
);
2339 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
2340 /* Assume Windows/DOS/BeOS can always write */
2341 else if (!ssl_pending
&& write_tty
)
2343 else if (!ssl_pending
&& FD_ISSET(fileno(stdout
), &writefds
))
2346 #ifdef CHARSET_EBCDIC
2347 ascii2ebcdic(&(sbuf
[sbuf_off
]), &(sbuf
[sbuf_off
]), sbuf_len
);
2349 i
= raw_write_stdout(&(sbuf
[sbuf_off
]), sbuf_len
);
2352 BIO_printf(bio_c_out
, "DONE\n");
2360 if (sbuf_len
<= 0) {
2364 } else if (ssl_pending
|| FD_ISSET(SSL_get_fd(con
), &readfds
)) {
2369 SSL_renegotiate(con
);
2374 k
= SSL_read(con
, sbuf
, 1024 /* BUFSIZZ */ );
2376 switch (SSL_get_error(con
, k
)) {
2377 case SSL_ERROR_NONE
:
2386 case SSL_ERROR_WANT_ASYNC
:
2387 BIO_printf(bio_c_out
, "read A BLOCK\n");
2388 wait_for_async(con
);
2391 if ((read_tty
== 0) && (write_ssl
== 0))
2394 case SSL_ERROR_WANT_WRITE
:
2395 BIO_printf(bio_c_out
, "read W BLOCK\n");
2399 case SSL_ERROR_WANT_READ
:
2400 BIO_printf(bio_c_out
, "read R BLOCK\n");
2403 if ((read_tty
== 0) && (write_ssl
== 0))
2406 case SSL_ERROR_WANT_X509_LOOKUP
:
2407 BIO_printf(bio_c_out
, "read X BLOCK\n");
2409 case SSL_ERROR_SYSCALL
:
2410 ret
= get_last_socket_error();
2412 BIO_puts(bio_err
, "CONNECTION CLOSED BY SERVER\n");
2414 BIO_printf(bio_err
, "read:errno=%d\n", ret
);
2416 case SSL_ERROR_ZERO_RETURN
:
2417 BIO_printf(bio_c_out
, "closed\n");
2421 ERR_print_errors(bio_err
);
2426 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2427 # if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
2431 || (WAIT_OBJECT_0
==
2432 WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE
), 0)))
2434 #elif defined (OPENSSL_SYS_NETWARE)
2437 else if (FD_ISSET(fileno(stdin
), &readfds
))
2443 i
= raw_read_stdin(cbuf
, BUFSIZZ
/ 2);
2445 /* both loops are skipped when i <= 0 */
2446 for (j
= 0; j
< i
; j
++)
2447 if (cbuf
[j
] == '\n')
2449 for (j
= i
- 1; j
>= 0; j
--) {
2450 cbuf
[j
+ lf_num
] = cbuf
[j
];
2451 if (cbuf
[j
] == '\n') {
2454 cbuf
[j
+ lf_num
] = '\r';
2457 assert(lf_num
== 0);
2459 i
= raw_read_stdin(cbuf
, BUFSIZZ
);
2461 if ((!c_ign_eof
) && ((i
<= 0) || (cbuf
[0] == 'Q' && cmdletters
))) {
2462 BIO_printf(bio_err
, "DONE\n");
2467 if ((!c_ign_eof
) && (cbuf
[0] == 'R' && cmdletters
)) {
2468 BIO_printf(bio_err
, "RENEGOTIATING\n");
2469 SSL_renegotiate(con
);
2472 #ifndef OPENSSL_NO_HEARTBEATS
2473 else if ((!c_ign_eof
) && (cbuf
[0] == 'B' && cmdletters
)) {
2474 BIO_printf(bio_err
, "HEARTBEATING\n");
2482 #ifdef CHARSET_EBCDIC
2483 ebcdic2ascii(cbuf
, cbuf
, i
);
2495 print_stuff(bio_c_out
, con
, full_log
);
2496 do_ssl_shutdown(con
);
2497 BIO_closesocket(SSL_get_fd(con
));
2501 print_stuff(bio_c_out
, con
, 1);
2504 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2505 OPENSSL_free(next_proto
.data
);
2509 sk_X509_CRL_pop_free(crls
, X509_CRL_free
);
2511 sk_X509_pop_free(chain
, X509_free
);
2513 #ifndef OPENSSL_NO_SRP
2514 OPENSSL_free(srp_arg
.srppassin
);
2518 X509_VERIFY_PARAM_free(vpm
);
2519 ssl_excert_free(exc
);
2520 sk_OPENSSL_STRING_free(ssl_args
);
2521 sk_OPENSSL_STRING_free(dane_tlsa_rrset
);
2522 SSL_CONF_CTX_free(cctx
);
2523 OPENSSL_clear_free(cbuf
, BUFSIZZ
);
2524 OPENSSL_clear_free(sbuf
, BUFSIZZ
);
2525 OPENSSL_clear_free(mbuf
, BUFSIZZ
);
2526 BIO_free(bio_c_out
);
2528 BIO_free(bio_c_msg
);
2533 static void print_stuff(BIO
*bio
, SSL
*s
, int full
)
2538 STACK_OF(X509_NAME
) *sk2
;
2539 const SSL_CIPHER
*c
;
2542 #ifndef OPENSSL_NO_COMP
2543 const COMP_METHOD
*comp
, *expansion
;
2545 unsigned char *exportedkeymat
;
2546 #ifndef OPENSSL_NO_CT
2547 const STACK_OF(SCT
) *scts
;
2551 int got_a_chain
= 0;
2553 sk
= SSL_get_peer_cert_chain(s
);
2557 BIO_printf(bio
, "---\nCertificate chain\n");
2558 for (i
= 0; i
< sk_X509_num(sk
); i
++) {
2559 X509_NAME_oneline(X509_get_subject_name(sk_X509_value(sk
, i
)),
2561 BIO_printf(bio
, "%2d s:%s\n", i
, buf
);
2562 X509_NAME_oneline(X509_get_issuer_name(sk_X509_value(sk
, i
)),
2564 BIO_printf(bio
, " i:%s\n", buf
);
2566 PEM_write_bio_X509(bio
, sk_X509_value(sk
, i
));
2570 BIO_printf(bio
, "---\n");
2571 peer
= SSL_get_peer_certificate(s
);
2573 BIO_printf(bio
, "Server certificate\n");
2575 /* Redundant if we showed the whole chain */
2576 if (!(c_showcerts
&& got_a_chain
))
2577 PEM_write_bio_X509(bio
, peer
);
2578 X509_NAME_oneline(X509_get_subject_name(peer
), buf
, sizeof buf
);
2579 BIO_printf(bio
, "subject=%s\n", buf
);
2580 X509_NAME_oneline(X509_get_issuer_name(peer
), buf
, sizeof buf
);
2581 BIO_printf(bio
, "issuer=%s\n", buf
);
2583 BIO_printf(bio
, "no peer certificate available\n");
2585 sk2
= SSL_get_client_CA_list(s
);
2586 if ((sk2
!= NULL
) && (sk_X509_NAME_num(sk2
) > 0)) {
2587 BIO_printf(bio
, "---\nAcceptable client certificate CA names\n");
2588 for (i
= 0; i
< sk_X509_NAME_num(sk2
); i
++) {
2589 xn
= sk_X509_NAME_value(sk2
, i
);
2590 X509_NAME_oneline(xn
, buf
, sizeof(buf
));
2591 BIO_write(bio
, buf
, strlen(buf
));
2592 BIO_write(bio
, "\n", 1);
2595 BIO_printf(bio
, "---\nNo client certificate CA names sent\n");
2598 ssl_print_sigalgs(bio
, s
);
2599 ssl_print_tmp_key(bio
, s
);
2601 #ifndef OPENSSL_NO_CT
2602 scts
= SSL_get0_peer_scts(s
);
2603 BIO_printf(bio
, "---\nSCTs present (%i)\n---\n",
2604 scts
? sk_SCT_num(scts
) : 0);
2605 SCT_LIST_print(scts
, bio
, 0, "\n---\n");
2606 BIO_printf(bio
, "\n");
2607 if (SSL_get_ct_validation_callback(s
) == NULL
) {
2608 BIO_printf(bio
, "---\nWarning: CT validation is disabled, so not all "
2609 "SCTs may be displayed. Re-run with \"-requestct\".\n");
2614 "---\nSSL handshake has read %"PRIu64
" bytes and written %"PRIu64
" bytes\n",
2615 BIO_number_read(SSL_get_rbio(s
)),
2616 BIO_number_written(SSL_get_wbio(s
)));
2618 print_verify_detail(s
, bio
);
2619 BIO_printf(bio
, (SSL_session_reused(s
) ? "---\nReused, " : "---\nNew, "));
2620 c
= SSL_get_current_cipher(s
);
2621 BIO_printf(bio
, "%s, Cipher is %s\n",
2622 SSL_CIPHER_get_version(c
), SSL_CIPHER_get_name(c
));
2625 pktmp
= X509_get0_pubkey(peer
);
2626 BIO_printf(bio
, "Server public key is %d bit\n",
2627 EVP_PKEY_bits(pktmp
));
2629 BIO_printf(bio
, "Secure Renegotiation IS%s supported\n",
2630 SSL_get_secure_renegotiation_support(s
) ? "" : " NOT");
2631 #ifndef OPENSSL_NO_COMP
2632 comp
= SSL_get_current_compression(s
);
2633 expansion
= SSL_get_current_expansion(s
);
2634 BIO_printf(bio
, "Compression: %s\n",
2635 comp
? SSL_COMP_get_name(comp
) : "NONE");
2636 BIO_printf(bio
, "Expansion: %s\n",
2637 expansion
? SSL_COMP_get_name(expansion
) : "NONE");
2642 /* Print out local port of connection: useful for debugging */
2644 struct sockaddr_in ladd
;
2645 socklen_t ladd_size
= sizeof(ladd
);
2646 sock
= SSL_get_fd(s
);
2647 getsockname(sock
, (struct sockaddr
*)&ladd
, &ladd_size
);
2648 BIO_printf(bio_c_out
, "LOCAL PORT is %u\n", ntohs(ladd
.sin_port
));
2652 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2653 if (next_proto
.status
!= -1) {
2654 const unsigned char *proto
;
2655 unsigned int proto_len
;
2656 SSL_get0_next_proto_negotiated(s
, &proto
, &proto_len
);
2657 BIO_printf(bio
, "Next protocol: (%d) ", next_proto
.status
);
2658 BIO_write(bio
, proto
, proto_len
);
2659 BIO_write(bio
, "\n", 1);
2663 const unsigned char *proto
;
2664 unsigned int proto_len
;
2665 SSL_get0_alpn_selected(s
, &proto
, &proto_len
);
2666 if (proto_len
> 0) {
2667 BIO_printf(bio
, "ALPN protocol: ");
2668 BIO_write(bio
, proto
, proto_len
);
2669 BIO_write(bio
, "\n", 1);
2671 BIO_printf(bio
, "No ALPN negotiated\n");
2674 #ifndef OPENSSL_NO_SRTP
2676 SRTP_PROTECTION_PROFILE
*srtp_profile
=
2677 SSL_get_selected_srtp_profile(s
);
2680 BIO_printf(bio
, "SRTP Extension negotiated, profile=%s\n",
2681 srtp_profile
->name
);
2685 SSL_SESSION_print(bio
, SSL_get_session(s
));
2686 if (keymatexportlabel
!= NULL
) {
2687 BIO_printf(bio
, "Keying material exporter:\n");
2688 BIO_printf(bio
, " Label: '%s'\n", keymatexportlabel
);
2689 BIO_printf(bio
, " Length: %i bytes\n", keymatexportlen
);
2690 exportedkeymat
= app_malloc(keymatexportlen
, "export key");
2691 if (!SSL_export_keying_material(s
, exportedkeymat
,
2694 strlen(keymatexportlabel
),
2696 BIO_printf(bio
, " Error\n");
2698 BIO_printf(bio
, " Keying material: ");
2699 for (i
= 0; i
< keymatexportlen
; i
++)
2700 BIO_printf(bio
, "%02X", exportedkeymat
[i
]);
2701 BIO_printf(bio
, "\n");
2703 OPENSSL_free(exportedkeymat
);
2705 BIO_printf(bio
, "---\n");
2707 /* flush, or debugging output gets mixed with http response */
2708 (void)BIO_flush(bio
);
2711 static int ocsp_resp_cb(SSL
*s
, void *arg
)
2713 const unsigned char *p
;
2716 len
= SSL_get_tlsext_status_ocsp_resp(s
, &p
);
2717 BIO_puts(arg
, "OCSP response: ");
2719 BIO_puts(arg
, "no response sent\n");
2722 rsp
= d2i_OCSP_RESPONSE(NULL
, &p
, len
);
2724 BIO_puts(arg
, "response parse error\n");
2725 BIO_dump_indent(arg
, (char *)p
, len
, 4);
2728 BIO_puts(arg
, "\n======================================\n");
2729 OCSP_RESPONSE_print(arg
, rsp
, 0);
2730 BIO_puts(arg
, "======================================\n");
2731 OCSP_RESPONSE_free(rsp
);