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>
169 #include "timeouts.h"
171 #if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000)
172 /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */
177 #define BUFSIZZ 1024*8
178 #define S_CLIENT_IRC_READ_TIMEOUT 8
180 extern int verify_depth
;
181 extern int verify_error
;
182 extern int verify_return_error
;
183 extern int verify_quiet
;
186 static int async
= 0;
187 static int c_nbio
= 0;
188 static int c_tlsextdebug
= 0;
189 static int c_status_req
= 0;
190 static int c_debug
= 0;
191 static int c_msg
= 0;
192 static int c_showcerts
= 0;
193 static char *keymatexportlabel
= NULL
;
194 static int keymatexportlen
= 20;
195 static BIO
*bio_c_out
= NULL
;
196 static BIO
*bio_c_msg
= NULL
;
197 static int c_quiet
= 0;
198 static int c_ign_eof
= 0;
199 static int c_brief
= 0;
201 static void print_stuff(BIO
*berr
, SSL
*con
, int full
);
202 static int ocsp_resp_cb(SSL
*s
, void *arg
);
204 static int saved_errno
;
206 static void save_errno(void)
212 static int restore_errno(void)
219 static void do_ssl_shutdown(SSL
*ssl
)
224 /* We only do unidirectional shutdown */
225 ret
= SSL_shutdown(ssl
);
227 switch (SSL_get_error(ssl
, ret
)) {
228 case SSL_ERROR_WANT_READ
:
229 case SSL_ERROR_WANT_WRITE
:
230 case SSL_ERROR_WANT_ASYNC
:
231 /* We just do busy waiting. Nothing clever */
240 #ifndef OPENSSL_NO_PSK
241 /* Default PSK identity and key */
242 static char *psk_identity
= "Client_identity";
244 * char *psk_key=NULL; by default PSK is not used
247 static unsigned int psk_client_cb(SSL
*ssl
, const char *hint
, char *identity
,
248 unsigned int max_identity_len
,
250 unsigned int max_psk_len
)
252 unsigned int psk_len
= 0;
257 BIO_printf(bio_c_out
, "psk_client_cb\n");
259 /* no ServerKeyExchange message */
261 BIO_printf(bio_c_out
,
262 "NULL received PSK identity hint, continuing anyway\n");
264 BIO_printf(bio_c_out
, "Received PSK identity hint '%s'\n", hint
);
267 * lookup PSK identity and PSK key based on the given identity hint here
269 ret
= BIO_snprintf(identity
, max_identity_len
, "%s", psk_identity
);
270 if (ret
< 0 || (unsigned int)ret
> max_identity_len
)
273 BIO_printf(bio_c_out
, "created identity '%s' len=%d\n", identity
,
275 ret
= BN_hex2bn(&bn
, psk_key
);
277 BIO_printf(bio_err
, "Could not convert PSK key '%s' to BIGNUM\n",
283 if ((unsigned int)BN_num_bytes(bn
) > max_psk_len
) {
285 "psk buffer of callback is too small (%d) for key (%d)\n",
286 max_psk_len
, BN_num_bytes(bn
));
291 psk_len
= BN_bn2bin(bn
, psk
);
297 BIO_printf(bio_c_out
, "created PSK len=%d\n", psk_len
);
302 BIO_printf(bio_err
, "Error in PSK client callback\n");
307 /* This is a context that we pass to callbacks */
308 typedef struct tlsextctx_st
{
313 static int ssl_servername_cb(SSL
*s
, int *ad
, void *arg
)
315 tlsextctx
*p
= (tlsextctx
*) arg
;
316 const char *hn
= SSL_get_servername(s
, TLSEXT_NAMETYPE_host_name
);
317 if (SSL_get_servername_type(s
) != -1)
318 p
->ack
= !SSL_session_reused(s
) && hn
!= NULL
;
320 BIO_printf(bio_err
, "Can't use SSL_get_servername\n");
322 return SSL_TLSEXT_ERR_OK
;
325 #ifndef OPENSSL_NO_SRP
327 /* This is a context that we pass to all callbacks */
328 typedef struct srp_arg_st
{
331 int msg
; /* copy from c_msg */
332 int debug
; /* copy from c_debug */
333 int amp
; /* allow more groups */
334 int strength
/* minimal size for N */ ;
337 # define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
339 static int srp_Verify_N_and_g(const BIGNUM
*N
, const BIGNUM
*g
)
341 BN_CTX
*bn_ctx
= BN_CTX_new();
342 BIGNUM
*p
= BN_new();
343 BIGNUM
*r
= BN_new();
345 g
!= NULL
&& N
!= NULL
&& bn_ctx
!= NULL
&& BN_is_odd(N
) &&
346 BN_is_prime_ex(N
, SRP_NUMBER_ITERATIONS_FOR_PRIME
, bn_ctx
, NULL
) &&
347 p
!= NULL
&& BN_rshift1(p
, N
) &&
349 BN_is_prime_ex(p
, SRP_NUMBER_ITERATIONS_FOR_PRIME
, bn_ctx
, NULL
) &&
351 /* verify g^((N-1)/2) == -1 (mod N) */
352 BN_mod_exp(r
, g
, p
, N
, bn_ctx
) &&
353 BN_add_word(r
, 1) && BN_cmp(r
, N
) == 0;
362 * This callback is used here for two purposes:
363 * - extended debugging
364 * - making some primality tests for unknown groups
365 * The callback is only called for a non default group.
367 * An application does not need the call back at all if
368 * only the stanard groups are used. In real life situations,
369 * client and server already share well known groups,
370 * thus there is no need to verify them.
371 * Furthermore, in case that a server actually proposes a group that
372 * is not one of those defined in RFC 5054, it is more appropriate
373 * to add the group to a static list and then compare since
374 * primality tests are rather cpu consuming.
377 static int ssl_srp_verify_param_cb(SSL
*s
, void *arg
)
379 SRP_ARG
*srp_arg
= (SRP_ARG
*)arg
;
380 BIGNUM
*N
= NULL
, *g
= NULL
;
382 if (((N
= SSL_get_srp_N(s
)) == NULL
) || ((g
= SSL_get_srp_g(s
)) == NULL
))
384 if (srp_arg
->debug
|| srp_arg
->msg
|| srp_arg
->amp
== 1) {
385 BIO_printf(bio_err
, "SRP parameters:\n");
386 BIO_printf(bio_err
, "\tN=");
387 BN_print(bio_err
, N
);
388 BIO_printf(bio_err
, "\n\tg=");
389 BN_print(bio_err
, g
);
390 BIO_printf(bio_err
, "\n");
393 if (SRP_check_known_gN_param(g
, N
))
396 if (srp_arg
->amp
== 1) {
399 "SRP param N and g are not known params, going to check deeper.\n");
402 * The srp_moregroups is a real debugging feature. Implementors
403 * should rather add the value to the known ones. The minimal size
404 * has already been tested.
406 if (BN_num_bits(g
) <= BN_BITS
&& srp_Verify_N_and_g(N
, g
))
409 BIO_printf(bio_err
, "SRP param N and g rejected.\n");
413 # define PWD_STRLEN 1024
415 static char *ssl_give_srp_client_pwd_cb(SSL
*s
, void *arg
)
417 SRP_ARG
*srp_arg
= (SRP_ARG
*)arg
;
418 char *pass
= app_malloc(PWD_STRLEN
+ 1, "SRP password buffer");
422 cb_tmp
.password
= (char *)srp_arg
->srppassin
;
423 cb_tmp
.prompt_info
= "SRP user";
424 if ((l
= password_callback(pass
, PWD_STRLEN
, 0, &cb_tmp
)) < 0) {
425 BIO_printf(bio_err
, "Can't read Password\n");
436 static char *srtp_profiles
= NULL
;
438 #ifndef OPENSSL_NO_NEXTPROTONEG
439 /* This the context that we pass to next_proto_cb */
440 typedef struct tlsextnextprotoctx_st
{
444 } tlsextnextprotoctx
;
446 static tlsextnextprotoctx next_proto
;
448 static int next_proto_cb(SSL
*s
, unsigned char **out
, unsigned char *outlen
,
449 const unsigned char *in
, unsigned int inlen
,
452 tlsextnextprotoctx
*ctx
= arg
;
455 /* We can assume that |in| is syntactically valid. */
457 BIO_printf(bio_c_out
, "Protocols advertised by server: ");
458 for (i
= 0; i
< inlen
;) {
460 BIO_write(bio_c_out
, ", ", 2);
461 BIO_write(bio_c_out
, &in
[i
+ 1], in
[i
]);
464 BIO_write(bio_c_out
, "\n", 1);
468 SSL_select_next_proto(out
, outlen
, in
, inlen
, ctx
->data
, ctx
->len
);
469 return SSL_TLSEXT_ERR_OK
;
471 #endif /* ndef OPENSSL_NO_NEXTPROTONEG */
473 static int serverinfo_cli_parse_cb(SSL
*s
, unsigned int ext_type
,
474 const unsigned char *in
, size_t inlen
,
478 unsigned char ext_buf
[4 + 65536];
480 /* Reconstruct the type/len fields prior to extension data */
481 ext_buf
[0] = ext_type
>> 8;
482 ext_buf
[1] = ext_type
& 0xFF;
483 ext_buf
[2] = inlen
>> 8;
484 ext_buf
[3] = inlen
& 0xFF;
485 memcpy(ext_buf
+ 4, in
, inlen
);
487 BIO_snprintf(pem_name
, sizeof(pem_name
), "SERVERINFO FOR EXTENSION %d",
489 PEM_write_bio(bio_c_out
, pem_name
, "", ext_buf
, 4 + inlen
);
494 * Hex decoder that tolerates optional whitespace. Returns number of bytes
495 * produced, advances inptr to end of input string.
497 static ossl_ssize_t
hexdecode(const char **inptr
, void *result
)
499 unsigned char **out
= (unsigned char **)result
;
500 const char *in
= *inptr
;
501 unsigned char *ret
= OPENSSL_malloc(strlen(in
)/2);
502 unsigned char *cp
= ret
;
509 for (byte
= 0; *in
; ++in
) {
512 if (isspace(_UC(*in
)))
514 c
= tolower(_UC(*in
));
515 if ('0' <= c
&& c
<= '9') {
517 } else if ('a' <= c
&& c
<= 'f') {
518 byte
|= c
- 'a' + 10;
523 if ((nibble
^= 1) == 0) {
536 return cp
- (*out
= ret
);
540 * Decode unsigned 0..255, returns 1 on success, <= 0 on failure. Advances
541 * inptr to next field skipping leading whitespace.
543 static ossl_ssize_t
checked_uint8(const char **inptr
, void *out
)
545 uint8_t *result
= (uint8_t *)out
;
546 const char *in
= *inptr
;
552 v
= strtol(in
, &endp
, 10);
555 if (((v
== LONG_MIN
|| v
== LONG_MAX
) && e
== ERANGE
) ||
556 endp
== in
|| !isspace(_UC(*endp
)) ||
557 v
!= (*result
= (uint8_t) v
)) {
560 for (in
= endp
; isspace(_UC(*in
)); ++in
)
570 ossl_ssize_t (*parser
)(const char **, void *);
573 static int tlsa_import_rr(SSL
*con
, const char *rrdata
)
575 /* Not necessary to re-init these values; the "parsers" do that. */
576 static uint8_t usage
;
577 static uint8_t selector
;
578 static uint8_t mtype
;
579 static unsigned char *data
;
580 static struct tlsa_field tlsa_fields
[] = {
581 { &usage
, "usage", checked_uint8
},
582 { &selector
, "selector", checked_uint8
},
583 { &mtype
, "mtype", checked_uint8
},
584 { &data
, "data", hexdecode
},
587 struct tlsa_field
*f
;
589 const char *cp
= rrdata
;
590 ossl_ssize_t len
= 0;
592 for (f
= tlsa_fields
; f
->var
; ++f
) {
593 /* Returns number of bytes produced, advances cp to next field */
594 if ((len
= f
->parser(&cp
, f
->var
)) <= 0) {
595 BIO_printf(bio_err
, "%s: warning: bad TLSA %s field in: %s\n",
596 prog
, f
->name
, rrdata
);
600 /* The data field is last, so len is its length */
601 ret
= SSL_dane_tlsa_add(con
, usage
, selector
, mtype
, data
, len
);
605 ERR_print_errors(bio_err
);
606 BIO_printf(bio_err
, "%s: warning: unusable TLSA rrdata: %s\n",
611 ERR_print_errors(bio_err
);
612 BIO_printf(bio_err
, "%s: warning: error loading TLSA rrdata: %s\n",
619 static int tlsa_import_rrset(SSL
*con
, STACK_OF(OPENSSL_STRING
) *rrset
)
621 int num
= sk_OPENSSL_STRING_num(rrset
);
625 for (i
= 0; i
< num
; ++i
) {
626 char *rrdata
= sk_OPENSSL_STRING_value(rrset
, i
);
627 if (tlsa_import_rr(con
, rrdata
) > 0)
633 typedef enum OPTION_choice
{
634 OPT_ERR
= -1, OPT_EOF
= 0, OPT_HELP
,
635 OPT_4
, OPT_6
, OPT_HOST
, OPT_PORT
, OPT_CONNECT
, OPT_UNIX
,
636 OPT_XMPPHOST
, OPT_VERIFY
,
637 OPT_CERT
, OPT_CRL
, OPT_CRL_DOWNLOAD
, OPT_SESS_OUT
, OPT_SESS_IN
,
638 OPT_CERTFORM
, OPT_CRLFORM
, OPT_VERIFY_RET_ERROR
, OPT_VERIFY_QUIET
,
639 OPT_BRIEF
, OPT_PREXIT
, OPT_CRLF
, OPT_QUIET
, OPT_NBIO
,
640 OPT_SSL_CLIENT_ENGINE
, OPT_RAND
, OPT_IGN_EOF
, OPT_NO_IGN_EOF
,
641 OPT_DEBUG
, OPT_TLSEXTDEBUG
, OPT_STATUS
, OPT_WDEBUG
,
642 OPT_MSG
, OPT_MSGFILE
, OPT_ENGINE
, OPT_TRACE
, OPT_SECURITY_DEBUG
,
643 OPT_SECURITY_DEBUG_VERBOSE
, OPT_SHOWCERTS
, OPT_NBIO_TEST
, OPT_STATE
,
644 OPT_PSK_IDENTITY
, OPT_PSK
, OPT_SRPUSER
, OPT_SRPPASS
, OPT_SRP_STRENGTH
,
645 OPT_SRP_LATEUSER
, OPT_SRP_MOREGROUPS
, OPT_SSL3
, OPT_SSL_CONFIG
,
646 OPT_TLS1_2
, OPT_TLS1_1
, OPT_TLS1
, OPT_DTLS
, OPT_DTLS1
,
647 OPT_DTLS1_2
, OPT_TIMEOUT
, OPT_MTU
, OPT_KEYFORM
, OPT_PASS
,
648 OPT_CERT_CHAIN
, OPT_CAPATH
, OPT_NOCAPATH
, OPT_CHAINCAPATH
, OPT_VERIFYCAPATH
,
649 OPT_KEY
, OPT_RECONNECT
, OPT_BUILD_CHAIN
, OPT_CAFILE
, OPT_NOCAFILE
,
650 OPT_CHAINCAFILE
, OPT_VERIFYCAFILE
, OPT_NEXTPROTONEG
, OPT_ALPN
,
651 OPT_SERVERINFO
, OPT_STARTTLS
, OPT_SERVERNAME
,
652 OPT_USE_SRTP
, OPT_KEYMATEXPORT
, OPT_KEYMATEXPORTLEN
, OPT_SMTPHOST
,
657 OPT_FALLBACKSCSV
, OPT_NOCMDS
, OPT_PROXY
, OPT_DANE_TLSA_DOMAIN
,
661 OPTIONS s_client_options
[] = {
662 {"help", OPT_HELP
, '-', "Display this summary"},
663 {"host", OPT_HOST
, 's', "Use -connect instead"},
664 {"port", OPT_PORT
, 'p', "Use -connect instead"},
665 {"connect", OPT_CONNECT
, 's',
666 "TCP/IP where to connect (default is :" PORT
")"},
667 {"proxy", OPT_PROXY
, 's',
668 "Connect to via specified proxy to the real server"},
670 {"unix", OPT_UNIX
, 's', "Connect over unix domain sockets"},
672 {"4", OPT_4
, '-', "Use IPv4 only"},
673 {"6", OPT_6
, '-', "Use IPv6 only"},
674 {"verify", OPT_VERIFY
, 'p', "Turn on peer certificate verification"},
675 {"cert", OPT_CERT
, '<', "Certificate file to use, PEM format assumed"},
676 {"certform", OPT_CERTFORM
, 'F',
677 "Certificate format (PEM or DER) PEM default"},
678 {"key", OPT_KEY
, '<', "Private key file to use, if not in -cert file"},
679 {"keyform", OPT_KEYFORM
, 'F', "Key format (PEM or DER) PEM default"},
680 {"pass", OPT_PASS
, 's', "Private key file pass phrase source"},
681 {"CApath", OPT_CAPATH
, '/', "PEM format directory of CA's"},
682 {"CAfile", OPT_CAFILE
, '<', "PEM format file of CA's"},
683 {"no-CAfile", OPT_NOCAFILE
, '-',
684 "Do not load the default certificates file"},
685 {"no-CApath", OPT_NOCAPATH
, '-',
686 "Do not load certificates from the default certificates directory"},
687 {"dane_tlsa_domain", OPT_DANE_TLSA_DOMAIN
, 's', "DANE TLSA base domain"},
688 {"dane_tlsa_rrdata", OPT_DANE_TLSA_RRDATA
, 's',
689 "DANE TLSA rrdata presentation form"},
690 {"reconnect", OPT_RECONNECT
, '-',
691 "Drop and re-make the connection with the same Session-ID"},
692 {"showcerts", OPT_SHOWCERTS
, '-', "Show all certificates in the chain"},
693 {"debug", OPT_DEBUG
, '-', "Extra output"},
694 {"msg", OPT_MSG
, '-', "Show protocol messages"},
695 {"msgfile", OPT_MSGFILE
, '>'},
696 {"nbio_test", OPT_NBIO_TEST
, '-', "More ssl protocol testing"},
697 {"state", OPT_STATE
, '-', "Print the ssl states"},
698 {"crlf", OPT_CRLF
, '-', "Convert LF from terminal into CRLF"},
699 {"quiet", OPT_QUIET
, '-', "No s_client output"},
700 {"ign_eof", OPT_IGN_EOF
, '-', "Ignore input eof (default when -quiet)"},
701 {"no_ign_eof", OPT_NO_IGN_EOF
, '-', "Don't ignore input eof"},
702 {"starttls", OPT_STARTTLS
, 's',
703 "Use the appropriate STARTTLS command before starting TLS"},
704 {"xmpphost", OPT_XMPPHOST
, 's',
705 "Host to use with \"-starttls xmpp[-server]\""},
706 {"rand", OPT_RAND
, 's',
707 "Load the file(s) into the random number generator"},
708 {"sess_out", OPT_SESS_OUT
, '>', "File to write SSL session to"},
709 {"sess_in", OPT_SESS_IN
, '<', "File to read SSL session from"},
710 {"use_srtp", OPT_USE_SRTP
, 's',
711 "Offer SRTP key management with a colon-separated profile list"},
712 {"keymatexport", OPT_KEYMATEXPORT
, 's',
713 "Export keying material using label"},
714 {"keymatexportlen", OPT_KEYMATEXPORTLEN
, 'p',
715 "Export len bytes of keying material (default 20)"},
716 {"fallback_scsv", OPT_FALLBACKSCSV
, '-', "Send the fallback SCSV"},
717 {"name", OPT_SMTPHOST
, 's', "Hostname to use for \"-starttls smtp\""},
718 {"CRL", OPT_CRL
, '<'},
719 {"crl_download", OPT_CRL_DOWNLOAD
, '-'},
720 {"CRLform", OPT_CRLFORM
, 'F'},
721 {"verify_return_error", OPT_VERIFY_RET_ERROR
, '-'},
722 {"verify_quiet", OPT_VERIFY_QUIET
, '-'},
723 {"brief", OPT_BRIEF
, '-'},
724 {"prexit", OPT_PREXIT
, '-'},
725 {"security_debug", OPT_SECURITY_DEBUG
, '-'},
726 {"security_debug_verbose", OPT_SECURITY_DEBUG_VERBOSE
, '-'},
727 {"cert_chain", OPT_CERT_CHAIN
, '<'},
728 {"chainCApath", OPT_CHAINCAPATH
, '/'},
729 {"verifyCApath", OPT_VERIFYCAPATH
, '/'},
730 {"build_chain", OPT_BUILD_CHAIN
, '-'},
731 {"chainCAfile", OPT_CHAINCAFILE
, '<'},
732 {"verifyCAfile", OPT_VERIFYCAFILE
, '<'},
733 {"nocommands", OPT_NOCMDS
, '-', "Do not use interactive command letters"},
734 {"servername", OPT_SERVERNAME
, 's',
735 "Set TLS extension servername in ClientHello"},
736 {"tlsextdebug", OPT_TLSEXTDEBUG
, '-',
737 "Hex dump of all TLS extensions received"},
738 {"status", OPT_STATUS
, '-', "Request certificate status from server"},
739 {"serverinfo", OPT_SERVERINFO
, 's',
740 "types Send empty ClientHello extensions (comma-separated numbers)"},
741 {"alpn", OPT_ALPN
, 's',
742 "Enable ALPN extension, considering named protocols supported (comma-separated list)"},
743 {"async", OPT_ASYNC
, '-', "Support asynchronous operation"},
744 {"ssl_config", OPT_SSL_CONFIG
, 's'},
748 #ifndef OPENSSL_NO_SSL3
749 {"ssl3", OPT_SSL3
, '-', "Just use SSLv3"},
751 #ifndef OPENSSL_NO_TLS1
752 {"tls1", OPT_TLS1
, '-', "Just use TLSv1"},
754 #ifndef OPENSSL_NO_TLS1_1
755 {"tls1_1", OPT_TLS1_1
, '-', "Just use TLSv1.1"},
757 #ifndef OPENSSL_NO_TLS1_2
758 {"tls1_2", OPT_TLS1_2
, '-', "Just use TLSv1.2"},
760 #ifndef OPENSSL_NO_DTLS
761 {"dtls", OPT_DTLS
, '-'},
762 {"timeout", OPT_TIMEOUT
, '-'},
763 {"mtu", OPT_MTU
, 'p', "Set the link layer MTU"},
765 #ifndef OPENSSL_NO_DTLS1
766 {"dtls1", OPT_DTLS1
, '-', "Just use DTLSv1"},
768 #ifndef OPENSSL_NO_DTLS1_2
769 {"dtls1_2", OPT_DTLS1_2
, '-'},
771 #ifndef OPENSSL_NO_SSL_TRACE
772 {"trace", OPT_TRACE
, '-'},
775 {"wdebug", OPT_WDEBUG
, '-', "WATT-32 tcp debugging"},
778 {"nbio", OPT_NBIO
, '-', "Use non-blocking IO"},
780 #ifndef OPENSSL_NO_PSK
781 {"psk_identity", OPT_PSK_IDENTITY
, 's', "PSK identity"},
782 {"psk", OPT_PSK
, 's', "PSK in hex (without 0x)"},
784 #ifndef OPENSSL_NO_SRP
785 {"srpuser", OPT_SRPUSER
, 's', "SRP authentification for 'user'"},
786 {"srppass", OPT_SRPPASS
, 's', "Password for 'user'"},
787 {"srp_lateuser", OPT_SRP_LATEUSER
, '-',
788 "SRP username into second ClientHello message"},
789 {"srp_moregroups", OPT_SRP_MOREGROUPS
, '-',
790 "Tolerate other than the known g N values."},
791 {"srp_strength", OPT_SRP_STRENGTH
, 'p', "Minimal length in bits for N"},
793 #ifndef OPENSSL_NO_NEXTPROTONEG
794 {"nextprotoneg", OPT_NEXTPROTONEG
, 's',
795 "Enable NPN extension, considering named protocols supported (comma-separated list)"},
797 #ifndef OPENSSL_NO_ENGINE
798 {"engine", OPT_ENGINE
, 's', "Use engine, possibly a hardware device"},
799 {"ssl_client_engine", OPT_SSL_CLIENT_ENGINE
, 's'},
804 typedef enum PROTOCOL_choice
{
817 static OPT_PAIR services
[] = {
818 {"smtp", PROTO_SMTP
},
819 {"pop3", PROTO_POP3
},
820 {"imap", PROTO_IMAP
},
822 {"xmpp", PROTO_XMPP
},
823 {"xmpp-server", PROTO_XMPP_SERVER
},
824 {"telnet", PROTO_TELNET
},
829 int s_client_main(int argc
, char **argv
)
832 EVP_PKEY
*key
= NULL
;
835 STACK_OF(X509
) *chain
= NULL
;
837 X509_VERIFY_PARAM
*vpm
= NULL
;
838 SSL_EXCERT
*exc
= NULL
;
839 SSL_CONF_CTX
*cctx
= NULL
;
840 STACK_OF(OPENSSL_STRING
) *ssl_args
= NULL
;
841 char *dane_tlsa_domain
= NULL
;
842 STACK_OF(OPENSSL_STRING
) *dane_tlsa_rrset
= NULL
;
843 STACK_OF(X509_CRL
) *crls
= NULL
;
844 const SSL_METHOD
*meth
= TLS_client_method();
845 char *CApath
= NULL
, *CAfile
= NULL
, *cbuf
= NULL
, *sbuf
= NULL
;
846 char *mbuf
= NULL
, *proxystr
= NULL
, *connectstr
= NULL
;
847 char *cert_file
= NULL
, *key_file
= NULL
, *chain_file
= NULL
;
848 char *chCApath
= NULL
, *chCAfile
= NULL
, *host
= NULL
;
849 char *port
= BUF_strdup(PORT
);
851 char *passarg
= NULL
, *pass
= NULL
, *vfyCApath
= NULL
, *vfyCAfile
= NULL
;
852 char *sess_in
= NULL
, *sess_out
= NULL
, *crl_file
= NULL
, *p
;
853 char *xmpphost
= NULL
;
854 const char *ehlo
= "mail.example.com";
855 struct sockaddr peer
;
856 struct timeval timeout
, *timeoutp
;
857 fd_set readfds
, writefds
;
858 int noCApath
= 0, noCAfile
= 0;
859 int build_chain
= 0, cbuf_len
, cbuf_off
, cert_format
= FORMAT_PEM
;
860 int key_format
= FORMAT_PEM
, crlf
= 0, full_log
= 1, mbuf_len
= 0;
862 int enable_timeouts
= 0, sdebug
= 0, peerlen
= sizeof peer
;
863 int reconnect
= 0, verify
= SSL_VERIFY_NONE
, vpmtouched
= 0;
864 int ret
= 1, in_init
= 1, i
, nbio_test
= 0, s
= -1, k
, width
, state
= 0;
865 int sbuf_len
, sbuf_off
, cmdletters
= 1;
866 int socket_family
= AF_UNSPEC
, socket_type
= SOCK_STREAM
;
867 int starttls_proto
= PROTO_OFF
, crl_format
= FORMAT_PEM
, crl_download
= 0;
868 int write_tty
, read_tty
, write_ssl
, read_ssl
, tty_on
, ssl_pending
;
869 int fallback_scsv
= 0;
870 long socket_mtu
= 0, randamt
= 0;
872 #ifndef OPENSSL_NO_ENGINE
873 ENGINE
*ssl_client_engine
= NULL
;
876 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
879 char *servername
= NULL
;
880 const char *alpn_in
= NULL
;
881 tlsextctx tlsextcbp
= { NULL
, 0 };
882 const char *ssl_config
= NULL
;
883 #define MAX_SI_TYPES 100
884 unsigned short serverinfo_types
[MAX_SI_TYPES
];
885 int serverinfo_count
= 0, start
= 0, len
;
886 #ifndef OPENSSL_NO_NEXTPROTONEG
887 const char *next_proto_neg_in
= NULL
;
889 #ifndef OPENSSL_NO_SRP
890 char *srppass
= NULL
;
891 int srp_lateuser
= 0;
892 SRP_ARG srp_arg
= { NULL
, NULL
, 0, 0, 0, 1024 };
895 prog
= opt_progname(argv
[0]);
903 verify_error
= X509_V_OK
;
904 vpm
= X509_VERIFY_PARAM_new();
905 cbuf
= app_malloc(BUFSIZZ
, "cbuf");
906 sbuf
= app_malloc(BUFSIZZ
, "sbuf");
907 mbuf
= app_malloc(BUFSIZZ
, "mbuf");
908 cctx
= SSL_CONF_CTX_new();
910 if (vpm
== NULL
|| cctx
== NULL
) {
911 BIO_printf(bio_err
, "%s: out of memory\n", prog
);
915 SSL_CONF_CTX_set_flags(cctx
, SSL_CONF_FLAG_CLIENT
| SSL_CONF_FLAG_CMDLINE
);
917 prog
= opt_init(argc
, argv
, s_client_options
);
918 while ((o
= opt_next()) != OPT_EOF
) {
923 BIO_printf(bio_err
, "%s: Use -help for summary.\n", prog
);
926 opt_help(s_client_options
);
931 if (socket_family
== AF_UNIX
) {
932 OPENSSL_free(host
); host
= NULL
;
933 OPENSSL_free(port
); port
= NULL
;
936 socket_family
= AF_INET
;
942 if (socket_family
== AF_UNIX
) {
943 OPENSSL_free(host
); host
= NULL
;
944 OPENSSL_free(port
); port
= NULL
;
947 socket_family
= AF_INET6
;
950 BIO_printf(bio_err
, "%s: IPv6 domain sockets unsupported\n", prog
);
956 if (socket_family
== AF_UNIX
) {
957 OPENSSL_free(host
); host
= NULL
;
958 OPENSSL_free(port
); port
= NULL
;
959 socket_family
= AF_UNSPEC
;
962 OPENSSL_free(host
); host
= BUF_strdup(opt_arg());
966 if (socket_family
== AF_UNIX
) {
967 OPENSSL_free(host
); host
= NULL
;
968 OPENSSL_free(port
); port
= NULL
;
969 socket_family
= AF_UNSPEC
;
972 OPENSSL_free(port
); port
= BUF_strdup(opt_arg());
976 if (socket_family
== AF_UNIX
) {
977 socket_family
= AF_UNSPEC
;
980 OPENSSL_free(host
); host
= NULL
;
981 OPENSSL_free(port
); port
= NULL
;
982 connectstr
= opt_arg();
985 proxystr
= opt_arg();
986 starttls_proto
= PROTO_CONNECT
;
990 socket_family
= AF_UNIX
;
991 OPENSSL_free(host
); host
= BUF_strdup(opt_arg());
992 OPENSSL_free(port
); port
= NULL
;
996 xmpphost
= opt_arg();
1002 verify
= SSL_VERIFY_PEER
;
1003 verify_depth
= atoi(opt_arg());
1005 BIO_printf(bio_err
, "verify depth is %d\n", verify_depth
);
1008 cert_file
= opt_arg();
1011 crl_file
= opt_arg();
1013 case OPT_CRL_DOWNLOAD
:
1017 sess_out
= opt_arg();
1020 sess_in
= opt_arg();
1023 if (!opt_format(opt_arg(), OPT_FMT_PEMDER
, &cert_format
))
1027 if (!opt_format(opt_arg(), OPT_FMT_PEMDER
, &crl_format
))
1030 case OPT_VERIFY_RET_ERROR
:
1031 verify_return_error
= 1;
1033 case OPT_VERIFY_QUIET
:
1037 c_brief
= verify_quiet
= c_quiet
= 1;
1040 if (ssl_args
== NULL
)
1041 ssl_args
= sk_OPENSSL_STRING_new_null();
1042 if (ssl_args
== NULL
1043 || !sk_OPENSSL_STRING_push(ssl_args
, opt_flag())
1044 || !sk_OPENSSL_STRING_push(ssl_args
, opt_arg())) {
1045 BIO_printf(bio_err
, "%s: Memory allocation failure\n", prog
);
1050 if (!opt_verify(o
, vpm
))
1055 if (!args_excert(o
, &exc
))
1065 c_quiet
= c_ign_eof
= 1;
1074 e
= setup_engine(opt_arg(), 1);
1076 case OPT_SSL_CLIENT_ENGINE
:
1077 #ifndef OPENSSL_NO_ENGINE
1078 ssl_client_engine
= ENGINE_by_id(opt_arg());
1079 if (ssl_client_engine
== NULL
) {
1080 BIO_printf(bio_err
, "Error getting client auth engine\n");
1092 case OPT_NO_IGN_EOF
:
1098 case OPT_TLSEXTDEBUG
:
1113 bio_c_msg
= BIO_new_file(opt_arg(), "w");
1116 #ifndef OPENSSL_NO_SSL_TRACE
1120 case OPT_SECURITY_DEBUG
:
1123 case OPT_SECURITY_DEBUG_VERBOSE
:
1135 #ifndef OPENSSL_NO_PSK
1136 case OPT_PSK_IDENTITY
:
1137 psk_identity
= opt_arg();
1140 for (p
= psk_key
= opt_arg(); *p
; p
++) {
1141 if (isxdigit(_UC(*p
)))
1143 BIO_printf(bio_err
, "Not a hex number '%s'\n", psk_key
);
1148 case OPT_PSK_IDENTITY
:
1152 #ifndef OPENSSL_NO_SRP
1154 srp_arg
.srplogin
= opt_arg();
1155 meth
= TLSv1_client_method();
1158 srppass
= opt_arg();
1159 meth
= TLSv1_client_method();
1161 case OPT_SRP_STRENGTH
:
1162 srp_arg
.strength
= atoi(opt_arg());
1163 BIO_printf(bio_err
, "SRP minimal length for N is %d\n",
1165 meth
= TLSv1_client_method();
1167 case OPT_SRP_LATEUSER
:
1169 meth
= TLSv1_client_method();
1171 case OPT_SRP_MOREGROUPS
:
1173 meth
= TLSv1_client_method();
1178 case OPT_SRP_STRENGTH
:
1179 case OPT_SRP_LATEUSER
:
1180 case OPT_SRP_MOREGROUPS
:
1183 case OPT_SSL_CONFIG
:
1184 ssl_config
= opt_arg();
1187 #ifndef OPENSSL_NO_SSL3
1188 meth
= SSLv3_client_method();
1192 #ifndef OPENSSL_NO_TLS1_2
1193 meth
= TLSv1_2_client_method();
1197 #ifndef OPENSSL_NO_TLS1_1
1198 meth
= TLSv1_1_client_method();
1202 #ifndef OPENSSL_NO_TLS1
1203 meth
= TLSv1_client_method();
1207 #ifndef OPENSSL_NO_DTLS
1208 meth
= DTLS_client_method();
1209 socket_type
= SOCK_DGRAM
;
1213 #ifndef OPENSSL_NO_DTLS1
1214 meth
= DTLSv1_client_method();
1215 socket_type
= SOCK_DGRAM
;
1219 #ifndef OPENSSL_NO_DTLS1_2
1220 meth
= DTLSv1_2_client_method();
1221 socket_type
= SOCK_DGRAM
;
1225 #ifndef OPENSSL_NO_DTLS
1226 enable_timeouts
= 1;
1230 #ifndef OPENSSL_NO_DTLS
1231 socket_mtu
= atol(opt_arg());
1234 case OPT_FALLBACKSCSV
:
1238 if (!opt_format(opt_arg(), OPT_FMT_PEMDER
, &key_format
))
1242 passarg
= opt_arg();
1244 case OPT_CERT_CHAIN
:
1245 chain_file
= opt_arg();
1248 key_file
= opt_arg();
1259 case OPT_CHAINCAPATH
:
1260 chCApath
= opt_arg();
1262 case OPT_VERIFYCAPATH
:
1263 vfyCApath
= opt_arg();
1265 case OPT_BUILD_CHAIN
:
1274 case OPT_CHAINCAFILE
:
1275 chCAfile
= opt_arg();
1277 case OPT_VERIFYCAFILE
:
1278 vfyCAfile
= opt_arg();
1280 case OPT_DANE_TLSA_DOMAIN
:
1281 dane_tlsa_domain
= opt_arg();
1283 case OPT_DANE_TLSA_RRDATA
:
1284 if (dane_tlsa_rrset
== NULL
)
1285 dane_tlsa_rrset
= sk_OPENSSL_STRING_new_null();
1286 if (dane_tlsa_rrset
== NULL
||
1287 !sk_OPENSSL_STRING_push(dane_tlsa_rrset
, opt_arg())) {
1288 BIO_printf(bio_err
, "%s: Memory allocation failure\n", prog
);
1292 case OPT_NEXTPROTONEG
:
1293 next_proto_neg_in
= opt_arg();
1296 alpn_in
= opt_arg();
1298 case OPT_SERVERINFO
:
1301 for (start
= 0, i
= 0; i
<= len
; ++i
) {
1302 if (i
== len
|| p
[i
] == ',') {
1303 serverinfo_types
[serverinfo_count
] = atoi(p
+ start
);
1304 if (++serverinfo_count
== MAX_SI_TYPES
)
1311 if (!opt_pair(opt_arg(), services
, &starttls_proto
))
1313 case OPT_SERVERNAME
:
1314 servername
= opt_arg();
1317 srtp_profiles
= opt_arg();
1319 case OPT_KEYMATEXPORT
:
1320 keymatexportlabel
= opt_arg();
1322 case OPT_KEYMATEXPORTLEN
:
1323 keymatexportlen
= atoi(opt_arg());
1330 argc
= opt_num_rest();
1335 char *tmp_host
= host
, *tmp_port
= port
;
1336 if (connectstr
== NULL
) {
1337 BIO_printf(bio_err
, "%s: -proxy requires use of -connect\n", prog
);
1340 res
= BIO_parse_hostserv(proxystr
, &host
, &port
, BIO_PARSE_PRIO_HOST
);
1341 if (tmp_host
!= host
)
1342 OPENSSL_free(tmp_host
);
1343 if (tmp_port
!= port
)
1344 OPENSSL_free(tmp_port
);
1346 BIO_printf(bio_err
, "%s: -proxy argument malformed or ambiguous\n",
1352 char *tmp_host
= host
, *tmp_port
= port
;
1353 if (connectstr
!= NULL
)
1354 res
= BIO_parse_hostserv(connectstr
, &host
, &port
,
1355 BIO_PARSE_PRIO_HOST
);
1356 if (tmp_host
!= host
)
1357 OPENSSL_free(tmp_host
);
1358 if (tmp_port
!= port
)
1359 OPENSSL_free(tmp_port
);
1362 "%s: -connect argument malformed or ambiguous\n",
1368 if (socket_family
== AF_UNIX
&& socket_type
!= SOCK_STREAM
) {
1370 "Can't use unix sockets and datagrams together\n");
1374 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1375 next_proto
.status
= -1;
1376 if (next_proto_neg_in
) {
1378 next_protos_parse(&next_proto
.len
, next_proto_neg_in
);
1379 if (next_proto
.data
== NULL
) {
1380 BIO_printf(bio_err
, "Error parsing -nextprotoneg argument\n");
1384 next_proto
.data
= NULL
;
1387 if (!app_passwd(passarg
, NULL
, &pass
, NULL
)) {
1388 BIO_printf(bio_err
, "Error getting password\n");
1392 if (key_file
== NULL
)
1393 key_file
= cert_file
;
1396 key
= load_key(key_file
, key_format
, 0, pass
, e
,
1397 "client certificate private key file");
1399 ERR_print_errors(bio_err
);
1405 cert
= load_cert(cert_file
, cert_format
,
1406 NULL
, e
, "client certificate file");
1408 ERR_print_errors(bio_err
);
1414 if (!load_certs(chain_file
, &chain
, FORMAT_PEM
, NULL
, e
,
1415 "client certificate chain"))
1421 crl
= load_crl(crl_file
, crl_format
);
1423 BIO_puts(bio_err
, "Error loading CRL\n");
1424 ERR_print_errors(bio_err
);
1427 crls
= sk_X509_CRL_new_null();
1428 if (crls
== NULL
|| !sk_X509_CRL_push(crls
, crl
)) {
1429 BIO_puts(bio_err
, "Error adding CRL\n");
1430 ERR_print_errors(bio_err
);
1436 if (!load_excert(&exc
))
1439 if (!app_RAND_load_file(NULL
, 1) && inrand
== NULL
1440 && !RAND_status()) {
1442 "warning, not much extra random data, consider using the -rand option\n");
1444 if (inrand
!= NULL
) {
1445 randamt
= app_RAND_load_files(inrand
);
1446 BIO_printf(bio_err
, "%ld semi-random bytes loaded\n", randamt
);
1449 if (bio_c_out
== NULL
) {
1450 if (c_quiet
&& !c_debug
) {
1451 bio_c_out
= BIO_new(BIO_s_null());
1452 if (c_msg
&& !bio_c_msg
)
1453 bio_c_msg
= dup_bio_out(FORMAT_TEXT
);
1454 } else if (bio_c_out
== NULL
)
1455 bio_c_out
= dup_bio_out(FORMAT_TEXT
);
1457 #ifndef OPENSSL_NO_SRP
1458 if (!app_passwd(srppass
, NULL
, &srp_arg
.srppassin
, NULL
)) {
1459 BIO_printf(bio_err
, "Error getting password\n");
1464 ctx
= SSL_CTX_new(meth
);
1466 ERR_print_errors(bio_err
);
1471 ssl_ctx_security_debug(ctx
, sdebug
);
1474 if (SSL_CTX_config(ctx
, ssl_config
) == 0) {
1475 BIO_printf(bio_err
, "Error using configuration \"%s\"\n",
1477 ERR_print_errors(bio_err
);
1482 if (vpmtouched
&& !SSL_CTX_set1_param(ctx
, vpm
)) {
1483 BIO_printf(bio_err
, "Error setting verify params\n");
1484 ERR_print_errors(bio_err
);
1489 SSL_CTX_set_mode(ctx
, SSL_MODE_ASYNC
);
1492 if (!config_ctx(cctx
, ssl_args
, ctx
))
1495 if (!ssl_load_stores(ctx
, vfyCApath
, vfyCAfile
, chCApath
, chCAfile
,
1496 crls
, crl_download
)) {
1497 BIO_printf(bio_err
, "Error loading store locations\n");
1498 ERR_print_errors(bio_err
);
1501 #ifndef OPENSSL_NO_ENGINE
1502 if (ssl_client_engine
) {
1503 if (!SSL_CTX_set_client_cert_engine(ctx
, ssl_client_engine
)) {
1504 BIO_puts(bio_err
, "Error setting client auth engine\n");
1505 ERR_print_errors(bio_err
);
1506 ENGINE_free(ssl_client_engine
);
1509 ENGINE_free(ssl_client_engine
);
1513 #ifndef OPENSSL_NO_PSK
1514 if (psk_key
!= NULL
) {
1516 BIO_printf(bio_c_out
,
1517 "PSK key given, setting client callback\n");
1518 SSL_CTX_set_psk_client_callback(ctx
, psk_client_cb
);
1521 #ifndef OPENSSL_NO_SRTP
1522 if (srtp_profiles
!= NULL
) {
1523 /* Returns 0 on success! */
1524 if (SSL_CTX_set_tlsext_use_srtp(ctx
, srtp_profiles
) != 0) {
1525 BIO_printf(bio_err
, "Error setting SRTP profile\n");
1526 ERR_print_errors(bio_err
);
1533 ssl_ctx_set_excert(ctx
, exc
);
1535 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1536 if (next_proto
.data
)
1537 SSL_CTX_set_next_proto_select_cb(ctx
, next_proto_cb
, &next_proto
);
1540 unsigned short alpn_len
;
1541 unsigned char *alpn
= next_protos_parse(&alpn_len
, alpn_in
);
1544 BIO_printf(bio_err
, "Error parsing -alpn argument\n");
1547 /* Returns 0 on success! */
1548 if (SSL_CTX_set_alpn_protos(ctx
, alpn
, alpn_len
) != 0) {
1549 BIO_printf(bio_err
, "Error setting ALPN\n");
1555 for (i
= 0; i
< serverinfo_count
; i
++) {
1556 if (!SSL_CTX_add_client_custom_ext(ctx
,
1557 serverinfo_types
[i
],
1559 serverinfo_cli_parse_cb
, NULL
)) {
1561 "Warning: Unable to add custom extension %u, skipping\n",
1562 serverinfo_types
[i
]);
1567 SSL_CTX_set_info_callback(ctx
, apps_ssl_info_callback
);
1569 SSL_CTX_set_verify(ctx
, verify
, verify_callback
);
1571 if (!ctx_set_verify_locations(ctx
, CAfile
, CApath
, noCAfile
, noCApath
)) {
1572 ERR_print_errors(bio_err
);
1576 ssl_ctx_add_crls(ctx
, crls
, crl_download
);
1578 if (!set_cert_key_stuff(ctx
, cert
, key
, chain
, build_chain
))
1581 if (servername
!= NULL
) {
1582 tlsextcbp
.biodebug
= bio_err
;
1583 SSL_CTX_set_tlsext_servername_callback(ctx
, ssl_servername_cb
);
1584 SSL_CTX_set_tlsext_servername_arg(ctx
, &tlsextcbp
);
1586 # ifndef OPENSSL_NO_SRP
1587 if (srp_arg
.srplogin
) {
1588 if (!srp_lateuser
&& !SSL_CTX_set_srp_username(ctx
, srp_arg
.srplogin
)) {
1589 BIO_printf(bio_err
, "Unable to set SRP username\n");
1592 srp_arg
.msg
= c_msg
;
1593 srp_arg
.debug
= c_debug
;
1594 SSL_CTX_set_srp_cb_arg(ctx
, &srp_arg
);
1595 SSL_CTX_set_srp_client_pwd_callback(ctx
, ssl_give_srp_client_pwd_cb
);
1596 SSL_CTX_set_srp_strength(ctx
, srp_arg
.strength
);
1597 if (c_msg
|| c_debug
|| srp_arg
.amp
== 0)
1598 SSL_CTX_set_srp_verify_param_callback(ctx
,
1599 ssl_srp_verify_param_cb
);
1603 if (dane_tlsa_domain
!= NULL
) {
1604 if (SSL_CTX_dane_enable(ctx
) <= 0) {
1606 "%s: Error enabling DANE TLSA authentication.\n", prog
);
1607 ERR_print_errors(bio_err
);
1615 BIO
*stmp
= BIO_new_file(sess_in
, "r");
1617 BIO_printf(bio_err
, "Can't open session file %s\n", sess_in
);
1618 ERR_print_errors(bio_err
);
1621 sess
= PEM_read_bio_SSL_SESSION(stmp
, NULL
, 0, NULL
);
1624 BIO_printf(bio_err
, "Can't open session file %s\n", sess_in
);
1625 ERR_print_errors(bio_err
);
1628 if (!SSL_set_session(con
, sess
)) {
1629 BIO_printf(bio_err
, "Can't set session\n");
1630 ERR_print_errors(bio_err
);
1633 SSL_SESSION_free(sess
);
1637 SSL_set_mode(con
, SSL_MODE_SEND_FALLBACK_SCSV
);
1639 if (servername
!= NULL
) {
1640 if (!SSL_set_tlsext_host_name(con
, servername
)) {
1641 BIO_printf(bio_err
, "Unable to set TLS servername extension.\n");
1642 ERR_print_errors(bio_err
);
1647 if (dane_tlsa_domain
!= NULL
) {
1648 if (SSL_dane_enable(con
, dane_tlsa_domain
) <= 0) {
1649 BIO_printf(bio_err
, "%s: Error enabling DANE TLSA "
1650 "authentication.\n", prog
);
1651 ERR_print_errors(bio_err
);
1654 if (dane_tlsa_rrset
== NULL
) {
1655 BIO_printf(bio_err
, "%s: DANE TLSA authentication requires at "
1656 "least one -dane_tlsa_rrset option.\n", prog
);
1659 if (tlsa_import_rrset(con
, dane_tlsa_rrset
) <= 0) {
1660 BIO_printf(bio_err
, "%s: Failed to import any TLSA "
1661 "records.\n", prog
);
1664 } else if (dane_tlsa_rrset
!= NULL
) {
1665 BIO_printf(bio_err
, "%s: DANE TLSA authentication requires the "
1666 "-dane_tlsa_domain option.\n", prog
);
1671 if (init_client(&s
, host
, port
, socket_family
, socket_type
) == 0)
1673 BIO_printf(bio_err
, "connect:errno=%d\n", get_last_socket_error());
1677 BIO_printf(bio_c_out
, "CONNECTED(%08X)\n", s
);
1681 unsigned long l
= 1;
1682 BIO_printf(bio_c_out
, "turning on non blocking io\n");
1683 if (BIO_socket_ioctl(s
, FIONBIO
, &l
) < 0) {
1684 ERR_print_errors(bio_err
);
1689 if (socket_type
== SOCK_DGRAM
) {
1691 sbio
= BIO_new_dgram(s
, BIO_NOCLOSE
);
1692 if (getsockname(s
, &peer
, (void *)&peerlen
) < 0) {
1693 BIO_printf(bio_err
, "getsockname:errno=%d\n",
1694 get_last_socket_error());
1699 (void)BIO_ctrl_set_connected(sbio
, &peer
);
1701 if (enable_timeouts
) {
1703 timeout
.tv_usec
= DGRAM_RCV_TIMEOUT
;
1704 BIO_ctrl(sbio
, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT
, 0, &timeout
);
1707 timeout
.tv_usec
= DGRAM_SND_TIMEOUT
;
1708 BIO_ctrl(sbio
, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT
, 0, &timeout
);
1712 if (socket_mtu
< DTLS_get_link_min_mtu(con
)) {
1713 BIO_printf(bio_err
, "MTU too small. Must be at least %ld\n",
1714 DTLS_get_link_min_mtu(con
));
1718 SSL_set_options(con
, SSL_OP_NO_QUERY_MTU
);
1719 if (!DTLS_set_link_mtu(con
, socket_mtu
)) {
1720 BIO_printf(bio_err
, "Failed to set MTU\n");
1725 /* want to do MTU discovery */
1726 BIO_ctrl(sbio
, BIO_CTRL_DGRAM_MTU_DISCOVER
, 0, NULL
);
1728 sbio
= BIO_new_socket(s
, BIO_NOCLOSE
);
1733 test
= BIO_new(BIO_f_nbio_test());
1734 sbio
= BIO_push(test
, sbio
);
1738 BIO_set_callback(sbio
, bio_dump_callback
);
1739 BIO_set_callback_arg(sbio
, (char *)bio_c_out
);
1742 #ifndef OPENSSL_NO_SSL_TRACE
1744 SSL_set_msg_callback(con
, SSL_trace
);
1747 SSL_set_msg_callback(con
, msg_cb
);
1748 SSL_set_msg_callback_arg(con
, bio_c_msg
? bio_c_msg
: bio_c_out
);
1751 if (c_tlsextdebug
) {
1752 SSL_set_tlsext_debug_callback(con
, tlsext_cb
);
1753 SSL_set_tlsext_debug_arg(con
, bio_c_out
);
1756 SSL_set_tlsext_status_type(con
, TLSEXT_STATUSTYPE_ocsp
);
1757 SSL_CTX_set_tlsext_status_cb(ctx
, ocsp_resp_cb
);
1758 SSL_CTX_set_tlsext_status_arg(ctx
, bio_c_out
);
1761 SSL_set_bio(con
, sbio
, sbio
);
1762 SSL_set_connect_state(con
);
1764 /* ok, lets connect */
1765 width
= SSL_get_fd(con
) + 1;
1778 switch ((PROTOCOL_CHOICE
) starttls_proto
) {
1784 * This is an ugly hack that does a lot of assumptions. We do
1785 * have to handle multi-line responses which may come in a single
1786 * packet or not. We therefore have to use BIO_gets() which does
1787 * need a buffering BIO. So during the initial chitchat we do
1788 * push a buffering BIO into the chain that is removed again
1789 * later on to not disturb the rest of the s_client operation.
1792 BIO
*fbio
= BIO_new(BIO_f_buffer());
1793 BIO_push(fbio
, sbio
);
1794 /* wait for multi-line response to end from SMTP */
1796 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
1798 while (mbuf_len
> 3 && mbuf
[3] == '-');
1799 BIO_printf(fbio
, "EHLO %s\r\n", ehlo
);
1800 (void)BIO_flush(fbio
);
1801 /* wait for multi-line response to end EHLO SMTP response */
1803 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
1804 if (strstr(mbuf
, "STARTTLS"))
1807 while (mbuf_len
> 3 && mbuf
[3] == '-');
1808 (void)BIO_flush(fbio
);
1813 "didn't find starttls in server response,"
1814 " trying anyway...\n");
1815 BIO_printf(sbio
, "STARTTLS\r\n");
1816 BIO_read(sbio
, sbuf
, BUFSIZZ
);
1821 BIO_read(sbio
, mbuf
, BUFSIZZ
);
1822 BIO_printf(sbio
, "STLS\r\n");
1823 mbuf_len
= BIO_read(sbio
, sbuf
, BUFSIZZ
);
1825 BIO_printf(bio_err
, "BIO_read failed\n");
1833 BIO
*fbio
= BIO_new(BIO_f_buffer());
1834 BIO_push(fbio
, sbio
);
1835 BIO_gets(fbio
, mbuf
, BUFSIZZ
);
1836 /* STARTTLS command requires CAPABILITY... */
1837 BIO_printf(fbio
, ". CAPABILITY\r\n");
1838 (void)BIO_flush(fbio
);
1839 /* wait for multi-line CAPABILITY response */
1841 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
1842 if (strstr(mbuf
, "STARTTLS"))
1845 while (mbuf_len
> 3 && mbuf
[0] != '.');
1846 (void)BIO_flush(fbio
);
1851 "didn't find STARTTLS in server response,"
1852 " trying anyway...\n");
1853 BIO_printf(sbio
, ". STARTTLS\r\n");
1854 BIO_read(sbio
, sbuf
, BUFSIZZ
);
1859 BIO
*fbio
= BIO_new(BIO_f_buffer());
1860 BIO_push(fbio
, sbio
);
1861 /* wait for multi-line response to end from FTP */
1863 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
1865 while (mbuf_len
> 3 && mbuf
[3] == '-');
1866 (void)BIO_flush(fbio
);
1869 BIO_printf(sbio
, "AUTH TLS\r\n");
1870 BIO_read(sbio
, sbuf
, BUFSIZZ
);
1874 case PROTO_XMPP_SERVER
:
1877 BIO_printf(sbio
, "<stream:stream "
1878 "xmlns:stream='http://etherx.jabber.org/streams' "
1879 "xmlns='jabber:%s' to='%s' version='1.0'>",
1880 starttls_proto
== PROTO_XMPP
? "client" : "server",
1881 xmpphost
? xmpphost
: host
);
1882 seen
= BIO_read(sbio
, mbuf
, BUFSIZZ
);
1885 (mbuf
, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'")
1887 "<starttls xmlns=\"urn:ietf:params:xml:ns:xmpp-tls\""))
1889 seen
= BIO_read(sbio
, mbuf
, BUFSIZZ
);
1897 "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1898 seen
= BIO_read(sbio
, sbuf
, BUFSIZZ
);
1900 if (!strstr(sbuf
, "<proceed"))
1907 static const unsigned char tls_do
[] = {
1908 /* IAC DO START_TLS */
1911 static const unsigned char tls_will
[] = {
1912 /* IAC WILL START_TLS */
1915 static const unsigned char tls_follows
[] = {
1916 /* IAC SB START_TLS FOLLOWS IAC SE */
1917 255, 250, 46, 1, 255, 240
1921 /* Telnet server should demand we issue START_TLS */
1922 bytes
= BIO_read(sbio
, mbuf
, BUFSIZZ
);
1923 if (bytes
!= 3 || memcmp(mbuf
, tls_do
, 3) != 0)
1925 /* Agree to issue START_TLS and send the FOLLOWS sub-command */
1926 BIO_write(sbio
, tls_will
, 3);
1927 BIO_write(sbio
, tls_follows
, 6);
1928 (void)BIO_flush(sbio
);
1929 /* Telnet server also sent the FOLLOWS sub-command */
1930 bytes
= BIO_read(sbio
, mbuf
, BUFSIZZ
);
1931 if (bytes
!= 6 || memcmp(mbuf
, tls_follows
, 6) != 0)
1938 BIO
*fbio
= BIO_new(BIO_f_buffer());
1940 BIO_push(fbio
, sbio
);
1941 BIO_printf(fbio
, "CONNECT %s\r\n\r\n", connectstr
);
1942 (void)BIO_flush(fbio
);
1943 /* wait for multi-line response to end CONNECT response */
1945 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
1946 if (strstr(mbuf
, "200") != NULL
1947 && strstr(mbuf
, "established") != NULL
)
1949 } while (mbuf_len
> 3 && foundit
== 0);
1950 (void)BIO_flush(fbio
);
1954 BIO_printf(bio_err
, "%s: HTTP CONNECT failed\n", prog
);
1962 BIO
*fbio
= BIO_new(BIO_f_buffer());
1964 BIO_push(fbio
, sbio
);
1965 BIO_printf(fbio
, "STARTTLS\r\n");
1966 (void)BIO_flush(fbio
);
1967 width
= SSL_get_fd(con
) + 1;
1973 openssl_fdset(SSL_get_fd(con
), &readfds
);
1974 timeout
.tv_sec
= S_CLIENT_IRC_READ_TIMEOUT
;
1975 timeout
.tv_usec
= 0;
1977 * If the IRCd doesn't respond within
1978 * S_CLIENT_IRC_READ_TIMEOUT seconds, assume
1979 * it doesn't support STARTTLS. Many IRCds
1980 * will not give _any_ sort of response to a
1981 * STARTTLS command when it's not supported.
1983 if (!BIO_get_buffer_num_lines(fbio
)
1984 && !BIO_pending(fbio
)
1985 && !BIO_pending(sbio
)
1986 && select(width
, (void *)&readfds
, NULL
, NULL
,
1989 "Timeout waiting for response (%d seconds).\n",
1990 S_CLIENT_IRC_READ_TIMEOUT
);
1994 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
1995 if (mbuf_len
< 1 || sscanf(mbuf
, "%*s %d", &numeric
) != 1)
1997 /* :example.net 451 STARTTLS :You have not registered */
1998 /* :example.net 421 STARTTLS :Unknown command */
1999 if ((numeric
== 451 || numeric
== 421)
2000 && strstr(mbuf
, "STARTTLS") != NULL
) {
2001 BIO_printf(bio_err
, "STARTTLS not supported: %s", mbuf
);
2004 if (numeric
== 691) {
2005 BIO_printf(bio_err
, "STARTTLS negotiation failed: ");
2006 ERR_print_errors(bio_err
);
2009 } while (numeric
!= 670);
2011 (void)BIO_flush(fbio
);
2014 if (numeric
!= 670) {
2015 BIO_printf(bio_err
, "Server does not support STARTTLS.\n");
2026 if ((SSL_version(con
) == DTLS1_VERSION
) &&
2027 DTLSv1_get_timeout(con
, &timeout
))
2028 timeoutp
= &timeout
;
2032 if (SSL_in_init(con
) && !SSL_total_renegotiations(con
)) {
2040 if (servername
!= NULL
&& !SSL_session_reused(con
)) {
2041 BIO_printf(bio_c_out
,
2042 "Server did %sacknowledge servername extension.\n",
2043 tlsextcbp
.ack
? "" : "not ");
2047 BIO
*stmp
= BIO_new_file(sess_out
, "w");
2049 PEM_write_bio_SSL_SESSION(stmp
, SSL_get_session(con
));
2052 BIO_printf(bio_err
, "Error writing session file %s\n",
2056 BIO_puts(bio_err
, "CONNECTION ESTABLISHED\n");
2057 print_ssl_summary(con
);
2060 print_stuff(bio_c_out
, con
, full_log
);
2064 if (starttls_proto
) {
2065 BIO_write(bio_err
, mbuf
, mbuf_len
);
2066 /* We don't need to know any more */
2068 starttls_proto
= PROTO_OFF
;
2073 BIO_printf(bio_c_out
,
2074 "drop connection and then reconnect\n");
2075 do_ssl_shutdown(con
);
2076 SSL_set_connect_state(con
);
2077 SHUTDOWN(SSL_get_fd(con
));
2083 ssl_pending
= read_ssl
&& SSL_pending(con
);
2086 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE)
2089 openssl_fdset(fileno(stdin
), &readfds
);
2091 openssl_fdset(fileno(stdout
), &writefds
);
2094 openssl_fdset(SSL_get_fd(con
), &readfds
);
2096 openssl_fdset(SSL_get_fd(con
), &writefds
);
2098 if (!tty_on
|| !write_tty
) {
2100 openssl_fdset(SSL_get_fd(con
), &readfds
);
2102 openssl_fdset(SSL_get_fd(con
), &writefds
);
2107 * Note: under VMS with SOCKETSHR the second parameter is
2108 * currently of type (int *) whereas under other systems it is
2109 * (void *) if you don't have a cast it will choke the compiler:
2110 * if you do have a cast then you can either go for (int *) or
2113 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2115 * Under Windows/DOS we make the assumption that we can always
2116 * write to the tty: therefore if we need to write to the tty we
2117 * just fall through. Otherwise we timeout the select every
2118 * second and see if there are any keypresses. Note: this is a
2119 * hack, in a proper Windows application we wouldn't do this.
2126 i
= select(width
, (void *)&readfds
, (void *)&writefds
,
2128 # if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
2129 if (!i
&& (!_kbhit() || !read_tty
))
2132 if (!i
&& (!((_kbhit())
2133 || (WAIT_OBJECT_0
==
2134 WaitForSingleObject(GetStdHandle
2141 i
= select(width
, (void *)&readfds
, (void *)&writefds
,
2144 #elif defined(OPENSSL_SYS_NETWARE)
2149 i
= select(width
, (void *)&readfds
, (void *)&writefds
,
2152 i
= select(width
, (void *)&readfds
, (void *)&writefds
,
2156 i
= select(width
, (void *)&readfds
, (void *)&writefds
,
2160 BIO_printf(bio_err
, "bad select %d\n",
2161 get_last_socket_error());
2167 if ((SSL_version(con
) == DTLS1_VERSION
)
2168 && DTLSv1_handle_timeout(con
) > 0) {
2169 BIO_printf(bio_err
, "TIMEOUT occurred\n");
2172 if (!ssl_pending
&& FD_ISSET(SSL_get_fd(con
), &writefds
)) {
2173 k
= SSL_write(con
, &(cbuf
[cbuf_off
]), (unsigned int)cbuf_len
);
2174 switch (SSL_get_error(con
, k
)) {
2175 case SSL_ERROR_NONE
:
2180 /* we have done a write(con,NULL,0); */
2181 if (cbuf_len
<= 0) {
2184 } else { /* if (cbuf_len > 0) */
2190 case SSL_ERROR_WANT_WRITE
:
2191 BIO_printf(bio_c_out
, "write W BLOCK\n");
2195 case SSL_ERROR_WANT_ASYNC
:
2196 BIO_printf(bio_c_out
, "write A BLOCK\n");
2197 wait_for_async(con
);
2201 case SSL_ERROR_WANT_READ
:
2202 BIO_printf(bio_c_out
, "write R BLOCK\n");
2207 case SSL_ERROR_WANT_X509_LOOKUP
:
2208 BIO_printf(bio_c_out
, "write X BLOCK\n");
2210 case SSL_ERROR_ZERO_RETURN
:
2211 if (cbuf_len
!= 0) {
2212 BIO_printf(bio_c_out
, "shutdown\n");
2221 case SSL_ERROR_SYSCALL
:
2222 if ((k
!= 0) || (cbuf_len
!= 0)) {
2223 BIO_printf(bio_err
, "write:errno=%d\n",
2224 get_last_socket_error());
2232 ERR_print_errors(bio_err
);
2236 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
2237 /* Assume Windows/DOS/BeOS can always write */
2238 else if (!ssl_pending
&& write_tty
)
2240 else if (!ssl_pending
&& FD_ISSET(fileno(stdout
), &writefds
))
2243 #ifdef CHARSET_EBCDIC
2244 ascii2ebcdic(&(sbuf
[sbuf_off
]), &(sbuf
[sbuf_off
]), sbuf_len
);
2246 i
= raw_write_stdout(&(sbuf
[sbuf_off
]), sbuf_len
);
2249 BIO_printf(bio_c_out
, "DONE\n");
2257 if (sbuf_len
<= 0) {
2261 } else if (ssl_pending
|| FD_ISSET(SSL_get_fd(con
), &readfds
)) {
2266 SSL_renegotiate(con
);
2271 k
= SSL_read(con
, sbuf
, 1024 /* BUFSIZZ */ );
2273 switch (SSL_get_error(con
, k
)) {
2274 case SSL_ERROR_NONE
:
2283 case SSL_ERROR_WANT_ASYNC
:
2284 BIO_printf(bio_c_out
, "read A BLOCK\n");
2285 wait_for_async(con
);
2288 if ((read_tty
== 0) && (write_ssl
== 0))
2291 case SSL_ERROR_WANT_WRITE
:
2292 BIO_printf(bio_c_out
, "read W BLOCK\n");
2296 case SSL_ERROR_WANT_READ
:
2297 BIO_printf(bio_c_out
, "read R BLOCK\n");
2300 if ((read_tty
== 0) && (write_ssl
== 0))
2303 case SSL_ERROR_WANT_X509_LOOKUP
:
2304 BIO_printf(bio_c_out
, "read X BLOCK\n");
2306 case SSL_ERROR_SYSCALL
:
2307 ret
= get_last_socket_error();
2309 BIO_puts(bio_err
, "CONNECTION CLOSED BY SERVER\n");
2311 BIO_printf(bio_err
, "read:errno=%d\n", ret
);
2313 case SSL_ERROR_ZERO_RETURN
:
2314 BIO_printf(bio_c_out
, "closed\n");
2318 ERR_print_errors(bio_err
);
2323 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2324 # if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
2328 || (WAIT_OBJECT_0
==
2329 WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE
), 0)))
2331 #elif defined (OPENSSL_SYS_NETWARE)
2334 else if (FD_ISSET(fileno(stdin
), &readfds
))
2340 i
= raw_read_stdin(cbuf
, BUFSIZZ
/ 2);
2342 /* both loops are skipped when i <= 0 */
2343 for (j
= 0; j
< i
; j
++)
2344 if (cbuf
[j
] == '\n')
2346 for (j
= i
- 1; j
>= 0; j
--) {
2347 cbuf
[j
+ lf_num
] = cbuf
[j
];
2348 if (cbuf
[j
] == '\n') {
2351 cbuf
[j
+ lf_num
] = '\r';
2354 assert(lf_num
== 0);
2356 i
= raw_read_stdin(cbuf
, BUFSIZZ
);
2358 if ((!c_ign_eof
) && ((i
<= 0) || (cbuf
[0] == 'Q' && cmdletters
))) {
2359 BIO_printf(bio_err
, "DONE\n");
2364 if ((!c_ign_eof
) && (cbuf
[0] == 'R' && cmdletters
)) {
2365 BIO_printf(bio_err
, "RENEGOTIATING\n");
2366 SSL_renegotiate(con
);
2369 #ifndef OPENSSL_NO_HEARTBEATS
2370 else if ((!c_ign_eof
) && (cbuf
[0] == 'B' && cmdletters
)) {
2371 BIO_printf(bio_err
, "HEARTBEATING\n");
2379 #ifdef CHARSET_EBCDIC
2380 ebcdic2ascii(cbuf
, cbuf
, i
);
2392 print_stuff(bio_c_out
, con
, full_log
);
2393 do_ssl_shutdown(con
);
2394 SHUTDOWN(SSL_get_fd(con
));
2398 print_stuff(bio_c_out
, con
, 1);
2401 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2402 OPENSSL_free(next_proto
.data
);
2406 sk_X509_CRL_pop_free(crls
, X509_CRL_free
);
2408 sk_X509_pop_free(chain
, X509_free
);
2410 #ifndef OPENSSL_NO_SRP
2411 OPENSSL_free(srp_arg
.srppassin
);
2415 X509_VERIFY_PARAM_free(vpm
);
2416 ssl_excert_free(exc
);
2417 sk_OPENSSL_STRING_free(ssl_args
);
2418 sk_OPENSSL_STRING_free(dane_tlsa_rrset
);
2419 SSL_CONF_CTX_free(cctx
);
2420 OPENSSL_clear_free(cbuf
, BUFSIZZ
);
2421 OPENSSL_clear_free(sbuf
, BUFSIZZ
);
2422 OPENSSL_clear_free(mbuf
, BUFSIZZ
);
2423 BIO_free(bio_c_out
);
2425 BIO_free(bio_c_msg
);
2430 static void print_stuff(BIO
*bio
, SSL
*s
, int full
)
2435 STACK_OF(X509_NAME
) *sk2
;
2436 const SSL_CIPHER
*c
;
2439 #ifndef OPENSSL_NO_COMP
2440 const COMP_METHOD
*comp
, *expansion
;
2442 unsigned char *exportedkeymat
;
2445 int got_a_chain
= 0;
2447 sk
= SSL_get_peer_cert_chain(s
);
2451 BIO_printf(bio
, "---\nCertificate chain\n");
2452 for (i
= 0; i
< sk_X509_num(sk
); i
++) {
2453 X509_NAME_oneline(X509_get_subject_name(sk_X509_value(sk
, i
)),
2455 BIO_printf(bio
, "%2d s:%s\n", i
, buf
);
2456 X509_NAME_oneline(X509_get_issuer_name(sk_X509_value(sk
, i
)),
2458 BIO_printf(bio
, " i:%s\n", buf
);
2460 PEM_write_bio_X509(bio
, sk_X509_value(sk
, i
));
2464 BIO_printf(bio
, "---\n");
2465 peer
= SSL_get_peer_certificate(s
);
2467 BIO_printf(bio
, "Server certificate\n");
2469 /* Redundant if we showed the whole chain */
2470 if (!(c_showcerts
&& got_a_chain
))
2471 PEM_write_bio_X509(bio
, peer
);
2472 X509_NAME_oneline(X509_get_subject_name(peer
), buf
, sizeof buf
);
2473 BIO_printf(bio
, "subject=%s\n", buf
);
2474 X509_NAME_oneline(X509_get_issuer_name(peer
), buf
, sizeof buf
);
2475 BIO_printf(bio
, "issuer=%s\n", buf
);
2477 BIO_printf(bio
, "no peer certificate available\n");
2479 sk2
= SSL_get_client_CA_list(s
);
2480 if ((sk2
!= NULL
) && (sk_X509_NAME_num(sk2
) > 0)) {
2481 BIO_printf(bio
, "---\nAcceptable client certificate CA names\n");
2482 for (i
= 0; i
< sk_X509_NAME_num(sk2
); i
++) {
2483 xn
= sk_X509_NAME_value(sk2
, i
);
2484 X509_NAME_oneline(xn
, buf
, sizeof(buf
));
2485 BIO_write(bio
, buf
, strlen(buf
));
2486 BIO_write(bio
, "\n", 1);
2489 BIO_printf(bio
, "---\nNo client certificate CA names sent\n");
2492 ssl_print_sigalgs(bio
, s
);
2493 ssl_print_tmp_key(bio
, s
);
2496 "---\nSSL handshake has read %"PRIu64
" bytes and written %"PRIu64
" bytes\n",
2497 BIO_number_read(SSL_get_rbio(s
)),
2498 BIO_number_written(SSL_get_wbio(s
)));
2500 print_verify_detail(s
, bio
);
2501 BIO_printf(bio
, (SSL_session_reused(s
) ? "---\nReused, " : "---\nNew, "));
2502 c
= SSL_get_current_cipher(s
);
2503 BIO_printf(bio
, "%s, Cipher is %s\n",
2504 SSL_CIPHER_get_version(c
), SSL_CIPHER_get_name(c
));
2507 pktmp
= X509_get0_pubkey(peer
);
2508 BIO_printf(bio
, "Server public key is %d bit\n",
2509 EVP_PKEY_bits(pktmp
));
2511 BIO_printf(bio
, "Secure Renegotiation IS%s supported\n",
2512 SSL_get_secure_renegotiation_support(s
) ? "" : " NOT");
2513 #ifndef OPENSSL_NO_COMP
2514 comp
= SSL_get_current_compression(s
);
2515 expansion
= SSL_get_current_expansion(s
);
2516 BIO_printf(bio
, "Compression: %s\n",
2517 comp
? SSL_COMP_get_name(comp
) : "NONE");
2518 BIO_printf(bio
, "Expansion: %s\n",
2519 expansion
? SSL_COMP_get_name(expansion
) : "NONE");
2524 /* Print out local port of connection: useful for debugging */
2526 struct sockaddr_in ladd
;
2527 socklen_t ladd_size
= sizeof(ladd
);
2528 sock
= SSL_get_fd(s
);
2529 getsockname(sock
, (struct sockaddr
*)&ladd
, &ladd_size
);
2530 BIO_printf(bio_c_out
, "LOCAL PORT is %u\n", ntohs(ladd
.sin_port
));
2534 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2535 if (next_proto
.status
!= -1) {
2536 const unsigned char *proto
;
2537 unsigned int proto_len
;
2538 SSL_get0_next_proto_negotiated(s
, &proto
, &proto_len
);
2539 BIO_printf(bio
, "Next protocol: (%d) ", next_proto
.status
);
2540 BIO_write(bio
, proto
, proto_len
);
2541 BIO_write(bio
, "\n", 1);
2545 const unsigned char *proto
;
2546 unsigned int proto_len
;
2547 SSL_get0_alpn_selected(s
, &proto
, &proto_len
);
2548 if (proto_len
> 0) {
2549 BIO_printf(bio
, "ALPN protocol: ");
2550 BIO_write(bio
, proto
, proto_len
);
2551 BIO_write(bio
, "\n", 1);
2553 BIO_printf(bio
, "No ALPN negotiated\n");
2556 #ifndef OPENSSL_NO_SRTP
2558 SRTP_PROTECTION_PROFILE
*srtp_profile
=
2559 SSL_get_selected_srtp_profile(s
);
2562 BIO_printf(bio
, "SRTP Extension negotiated, profile=%s\n",
2563 srtp_profile
->name
);
2567 SSL_SESSION_print(bio
, SSL_get_session(s
));
2568 if (keymatexportlabel
!= NULL
) {
2569 BIO_printf(bio
, "Keying material exporter:\n");
2570 BIO_printf(bio
, " Label: '%s'\n", keymatexportlabel
);
2571 BIO_printf(bio
, " Length: %i bytes\n", keymatexportlen
);
2572 exportedkeymat
= app_malloc(keymatexportlen
, "export key");
2573 if (!SSL_export_keying_material(s
, exportedkeymat
,
2576 strlen(keymatexportlabel
),
2578 BIO_printf(bio
, " Error\n");
2580 BIO_printf(bio
, " Keying material: ");
2581 for (i
= 0; i
< keymatexportlen
; i
++)
2582 BIO_printf(bio
, "%02X", exportedkeymat
[i
]);
2583 BIO_printf(bio
, "\n");
2585 OPENSSL_free(exportedkeymat
);
2587 BIO_printf(bio
, "---\n");
2589 /* flush, or debugging output gets mixed with http response */
2590 (void)BIO_flush(bio
);
2593 static int ocsp_resp_cb(SSL
*s
, void *arg
)
2595 const unsigned char *p
;
2598 len
= SSL_get_tlsext_status_ocsp_resp(s
, &p
);
2599 BIO_puts(arg
, "OCSP response: ");
2601 BIO_puts(arg
, "no response sent\n");
2604 rsp
= d2i_OCSP_RESPONSE(NULL
, &p
, len
);
2606 BIO_puts(arg
, "response parse error\n");
2607 BIO_dump_indent(arg
, (char *)p
, len
, 4);
2610 BIO_puts(arg
, "\n======================================\n");
2611 OCSP_RESPONSE_print(arg
, rsp
, 0);
2612 BIO_puts(arg
, "======================================\n");
2613 OCSP_RESPONSE_free(rsp
);