2 * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved.
3 * Copyright 2005 Nokia. All rights reserved.
5 * Licensed under the OpenSSL license (the "License"). You may not use
6 * this file except in compliance with the License. You can obtain a copy
7 * in the file LICENSE in the source distribution or at
8 * https://www.openssl.org/source/license.html
17 #include <openssl/e_os2.h>
19 #ifndef OPENSSL_NO_SOCK
22 * With IPv6, it looks like Digital has mixed up the proper order of
23 * recursive header file inclusion, resulting in the compiler complaining
24 * that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which is
25 * needed to have fileno() declared correctly... So let's define u_int
27 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
29 typedef unsigned int u_int
;
34 #include <openssl/x509.h>
35 #include <openssl/ssl.h>
36 #include <openssl/err.h>
37 #include <openssl/pem.h>
38 #include <openssl/rand.h>
39 #include <openssl/ocsp.h>
40 #include <openssl/bn.h>
41 #include <openssl/async.h>
42 #ifndef OPENSSL_NO_SRP
43 # include <openssl/srp.h>
46 # include <openssl/ct.h>
50 #include "internal/sockets.h"
52 #if defined(__has_feature)
53 # if __has_feature(memory_sanitizer)
54 # include <sanitizer/msan_interface.h>
59 #define BUFSIZZ 1024*8
60 #define S_CLIENT_IRC_READ_TIMEOUT 8
63 static int c_debug
= 0;
64 static int c_showcerts
= 0;
65 static char *keymatexportlabel
= NULL
;
66 static int keymatexportlen
= 20;
67 static BIO
*bio_c_out
= NULL
;
68 static int c_quiet
= 0;
69 static char *sess_out
= NULL
;
70 static SSL_SESSION
*psksess
= NULL
;
72 static void print_stuff(BIO
*berr
, SSL
*con
, int full
);
73 #ifndef OPENSSL_NO_OCSP
74 static int ocsp_resp_cb(SSL
*s
, void *arg
);
76 static int ldap_ExtendedResponse_parse(const char *buf
, long rem
);
78 static int saved_errno
;
80 static void save_errno(void)
86 static int restore_errno(void)
93 static void do_ssl_shutdown(SSL
*ssl
)
98 /* We only do unidirectional shutdown */
99 ret
= SSL_shutdown(ssl
);
101 switch (SSL_get_error(ssl
, ret
)) {
102 case SSL_ERROR_WANT_READ
:
103 case SSL_ERROR_WANT_WRITE
:
104 case SSL_ERROR_WANT_ASYNC
:
105 case SSL_ERROR_WANT_ASYNC_JOB
:
106 /* We just do busy waiting. Nothing clever */
114 /* Default PSK identity and key */
115 static char *psk_identity
= "Client_identity";
117 #ifndef OPENSSL_NO_PSK
118 static unsigned int psk_client_cb(SSL
*ssl
, const char *hint
, char *identity
,
119 unsigned int max_identity_len
,
121 unsigned int max_psk_len
)
128 BIO_printf(bio_c_out
, "psk_client_cb\n");
130 /* no ServerKeyExchange message */
132 BIO_printf(bio_c_out
,
133 "NULL received PSK identity hint, continuing anyway\n");
134 } else if (c_debug
) {
135 BIO_printf(bio_c_out
, "Received PSK identity hint '%s'\n", hint
);
139 * lookup PSK identity and PSK key based on the given identity hint here
141 ret
= BIO_snprintf(identity
, max_identity_len
, "%s", psk_identity
);
142 if (ret
< 0 || (unsigned int)ret
> max_identity_len
)
145 BIO_printf(bio_c_out
, "created identity '%s' len=%d\n", identity
,
148 /* convert the PSK key to binary */
149 key
= OPENSSL_hexstr2buf(psk_key
, &key_len
);
151 BIO_printf(bio_err
, "Could not convert PSK key '%s' to buffer\n",
155 if (max_psk_len
> INT_MAX
|| key_len
> (long)max_psk_len
) {
157 "psk buffer of callback is too small (%d) for key (%ld)\n",
158 max_psk_len
, key_len
);
163 memcpy(psk
, key
, key_len
);
167 BIO_printf(bio_c_out
, "created PSK len=%ld\n", key_len
);
172 BIO_printf(bio_err
, "Error in PSK client callback\n");
177 const unsigned char tls13_aes128gcmsha256_id
[] = { 0x13, 0x01 };
178 const unsigned char tls13_aes256gcmsha384_id
[] = { 0x13, 0x02 };
180 static int psk_use_session_cb(SSL
*s
, const EVP_MD
*md
,
181 const unsigned char **id
, size_t *idlen
,
184 SSL_SESSION
*usesess
= NULL
;
185 const SSL_CIPHER
*cipher
= NULL
;
187 if (psksess
!= NULL
) {
188 SSL_SESSION_up_ref(psksess
);
192 unsigned char *key
= OPENSSL_hexstr2buf(psk_key
, &key_len
);
195 BIO_printf(bio_err
, "Could not convert PSK key '%s' to buffer\n",
200 /* We default to SHA-256 */
201 cipher
= SSL_CIPHER_find(s
, tls13_aes128gcmsha256_id
);
202 if (cipher
== NULL
) {
203 BIO_printf(bio_err
, "Error finding suitable ciphersuite\n");
207 usesess
= SSL_SESSION_new();
209 || !SSL_SESSION_set1_master_key(usesess
, key
, key_len
)
210 || !SSL_SESSION_set_cipher(usesess
, cipher
)
211 || !SSL_SESSION_set_protocol_version(usesess
, TLS1_3_VERSION
)) {
218 cipher
= SSL_SESSION_get0_cipher(usesess
);
222 if (md
!= NULL
&& SSL_CIPHER_get_handshake_digest(cipher
) != md
) {
223 /* PSK not usable, ignore it */
227 SSL_SESSION_free(usesess
);
230 *id
= (unsigned char *)psk_identity
;
231 *idlen
= strlen(psk_identity
);
237 SSL_SESSION_free(usesess
);
241 /* This is a context that we pass to callbacks */
242 typedef struct tlsextctx_st
{
247 static int ssl_servername_cb(SSL
*s
, int *ad
, void *arg
)
249 tlsextctx
*p
= (tlsextctx
*) arg
;
250 const char *hn
= SSL_get_servername(s
, TLSEXT_NAMETYPE_host_name
);
251 if (SSL_get_servername_type(s
) != -1)
252 p
->ack
= !SSL_session_reused(s
) && hn
!= NULL
;
254 BIO_printf(bio_err
, "Can't use SSL_get_servername\n");
256 return SSL_TLSEXT_ERR_OK
;
259 #ifndef OPENSSL_NO_SRP
261 /* This is a context that we pass to all callbacks */
262 typedef struct srp_arg_st
{
265 int msg
; /* copy from c_msg */
266 int debug
; /* copy from c_debug */
267 int amp
; /* allow more groups */
268 int strength
; /* minimal size for N */
271 # define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
273 static int srp_Verify_N_and_g(const BIGNUM
*N
, const BIGNUM
*g
)
275 BN_CTX
*bn_ctx
= BN_CTX_new();
276 BIGNUM
*p
= BN_new();
277 BIGNUM
*r
= BN_new();
279 g
!= NULL
&& N
!= NULL
&& bn_ctx
!= NULL
&& BN_is_odd(N
) &&
280 BN_is_prime_ex(N
, SRP_NUMBER_ITERATIONS_FOR_PRIME
, bn_ctx
, NULL
) == 1 &&
281 p
!= NULL
&& BN_rshift1(p
, N
) &&
283 BN_is_prime_ex(p
, SRP_NUMBER_ITERATIONS_FOR_PRIME
, bn_ctx
, NULL
) == 1 &&
285 /* verify g^((N-1)/2) == -1 (mod N) */
286 BN_mod_exp(r
, g
, p
, N
, bn_ctx
) &&
287 BN_add_word(r
, 1) && BN_cmp(r
, N
) == 0;
296 * This callback is used here for two purposes:
297 * - extended debugging
298 * - making some primality tests for unknown groups
299 * The callback is only called for a non default group.
301 * An application does not need the call back at all if
302 * only the standard groups are used. In real life situations,
303 * client and server already share well known groups,
304 * thus there is no need to verify them.
305 * Furthermore, in case that a server actually proposes a group that
306 * is not one of those defined in RFC 5054, it is more appropriate
307 * to add the group to a static list and then compare since
308 * primality tests are rather cpu consuming.
311 static int ssl_srp_verify_param_cb(SSL
*s
, void *arg
)
313 SRP_ARG
*srp_arg
= (SRP_ARG
*)arg
;
314 BIGNUM
*N
= NULL
, *g
= NULL
;
316 if (((N
= SSL_get_srp_N(s
)) == NULL
) || ((g
= SSL_get_srp_g(s
)) == NULL
))
318 if (srp_arg
->debug
|| srp_arg
->msg
|| srp_arg
->amp
== 1) {
319 BIO_printf(bio_err
, "SRP parameters:\n");
320 BIO_printf(bio_err
, "\tN=");
321 BN_print(bio_err
, N
);
322 BIO_printf(bio_err
, "\n\tg=");
323 BN_print(bio_err
, g
);
324 BIO_printf(bio_err
, "\n");
327 if (SRP_check_known_gN_param(g
, N
))
330 if (srp_arg
->amp
== 1) {
333 "SRP param N and g are not known params, going to check deeper.\n");
336 * The srp_moregroups is a real debugging feature. Implementors
337 * should rather add the value to the known ones. The minimal size
338 * has already been tested.
340 if (BN_num_bits(g
) <= BN_BITS
&& srp_Verify_N_and_g(N
, g
))
343 BIO_printf(bio_err
, "SRP param N and g rejected.\n");
347 # define PWD_STRLEN 1024
349 static char *ssl_give_srp_client_pwd_cb(SSL
*s
, void *arg
)
351 SRP_ARG
*srp_arg
= (SRP_ARG
*)arg
;
352 char *pass
= app_malloc(PWD_STRLEN
+ 1, "SRP password buffer");
356 cb_tmp
.password
= (char *)srp_arg
->srppassin
;
357 cb_tmp
.prompt_info
= "SRP user";
358 if ((l
= password_callback(pass
, PWD_STRLEN
, 0, &cb_tmp
)) < 0) {
359 BIO_printf(bio_err
, "Can't read Password\n");
370 static char *srtp_profiles
= NULL
;
372 #ifndef OPENSSL_NO_NEXTPROTONEG
373 /* This the context that we pass to next_proto_cb */
374 typedef struct tlsextnextprotoctx_st
{
378 } tlsextnextprotoctx
;
380 static tlsextnextprotoctx next_proto
;
382 static int next_proto_cb(SSL
*s
, unsigned char **out
, unsigned char *outlen
,
383 const unsigned char *in
, unsigned int inlen
,
386 tlsextnextprotoctx
*ctx
= arg
;
389 /* We can assume that |in| is syntactically valid. */
391 BIO_printf(bio_c_out
, "Protocols advertised by server: ");
392 for (i
= 0; i
< inlen
;) {
394 BIO_write(bio_c_out
, ", ", 2);
395 BIO_write(bio_c_out
, &in
[i
+ 1], in
[i
]);
398 BIO_write(bio_c_out
, "\n", 1);
402 SSL_select_next_proto(out
, outlen
, in
, inlen
, ctx
->data
, ctx
->len
);
403 return SSL_TLSEXT_ERR_OK
;
405 #endif /* ndef OPENSSL_NO_NEXTPROTONEG */
407 static int serverinfo_cli_parse_cb(SSL
*s
, unsigned int ext_type
,
408 const unsigned char *in
, size_t inlen
,
412 unsigned char ext_buf
[4 + 65536];
414 /* Reconstruct the type/len fields prior to extension data */
415 inlen
&= 0xffff; /* for formal memcmpy correctness */
416 ext_buf
[0] = (unsigned char)(ext_type
>> 8);
417 ext_buf
[1] = (unsigned char)(ext_type
);
418 ext_buf
[2] = (unsigned char)(inlen
>> 8);
419 ext_buf
[3] = (unsigned char)(inlen
);
420 memcpy(ext_buf
+ 4, in
, inlen
);
422 BIO_snprintf(pem_name
, sizeof(pem_name
), "SERVERINFO FOR EXTENSION %d",
424 PEM_write_bio(bio_c_out
, pem_name
, "", ext_buf
, 4 + inlen
);
429 * Hex decoder that tolerates optional whitespace. Returns number of bytes
430 * produced, advances inptr to end of input string.
432 static ossl_ssize_t
hexdecode(const char **inptr
, void *result
)
434 unsigned char **out
= (unsigned char **)result
;
435 const char *in
= *inptr
;
436 unsigned char *ret
= app_malloc(strlen(in
) / 2, "hexdecode");
437 unsigned char *cp
= ret
;
444 for (byte
= 0; *in
; ++in
) {
447 if (isspace(_UC(*in
)))
449 x
= OPENSSL_hexchar2int(*in
);
455 if ((nibble
^= 1) == 0) {
468 return cp
- (*out
= ret
);
472 * Decode unsigned 0..255, returns 1 on success, <= 0 on failure. Advances
473 * inptr to next field skipping leading whitespace.
475 static ossl_ssize_t
checked_uint8(const char **inptr
, void *out
)
477 uint8_t *result
= (uint8_t *)out
;
478 const char *in
= *inptr
;
484 v
= strtol(in
, &endp
, 10);
487 if (((v
== LONG_MIN
|| v
== LONG_MAX
) && e
== ERANGE
) ||
488 endp
== in
|| !isspace(_UC(*endp
)) ||
489 v
!= (*result
= (uint8_t) v
)) {
492 for (in
= endp
; isspace(_UC(*in
)); ++in
)
502 ossl_ssize_t (*parser
)(const char **, void *);
505 static int tlsa_import_rr(SSL
*con
, const char *rrdata
)
507 /* Not necessary to re-init these values; the "parsers" do that. */
508 static uint8_t usage
;
509 static uint8_t selector
;
510 static uint8_t mtype
;
511 static unsigned char *data
;
512 static struct tlsa_field tlsa_fields
[] = {
513 { &usage
, "usage", checked_uint8
},
514 { &selector
, "selector", checked_uint8
},
515 { &mtype
, "mtype", checked_uint8
},
516 { &data
, "data", hexdecode
},
519 struct tlsa_field
*f
;
521 const char *cp
= rrdata
;
522 ossl_ssize_t len
= 0;
524 for (f
= tlsa_fields
; f
->var
; ++f
) {
525 /* Returns number of bytes produced, advances cp to next field */
526 if ((len
= f
->parser(&cp
, f
->var
)) <= 0) {
527 BIO_printf(bio_err
, "%s: warning: bad TLSA %s field in: %s\n",
528 prog
, f
->name
, rrdata
);
532 /* The data field is last, so len is its length */
533 ret
= SSL_dane_tlsa_add(con
, usage
, selector
, mtype
, data
, len
);
537 ERR_print_errors(bio_err
);
538 BIO_printf(bio_err
, "%s: warning: unusable TLSA rrdata: %s\n",
543 ERR_print_errors(bio_err
);
544 BIO_printf(bio_err
, "%s: warning: error loading TLSA rrdata: %s\n",
551 static int tlsa_import_rrset(SSL
*con
, STACK_OF(OPENSSL_STRING
) *rrset
)
553 int num
= sk_OPENSSL_STRING_num(rrset
);
557 for (i
= 0; i
< num
; ++i
) {
558 char *rrdata
= sk_OPENSSL_STRING_value(rrset
, i
);
559 if (tlsa_import_rr(con
, rrdata
) > 0)
565 typedef enum OPTION_choice
{
566 OPT_ERR
= -1, OPT_EOF
= 0, OPT_HELP
,
567 OPT_4
, OPT_6
, OPT_HOST
, OPT_PORT
, OPT_CONNECT
, OPT_BIND
, OPT_UNIX
,
568 OPT_XMPPHOST
, OPT_VERIFY
, OPT_NAMEOPT
,
569 OPT_CERT
, OPT_CRL
, OPT_CRL_DOWNLOAD
, OPT_SESS_OUT
, OPT_SESS_IN
,
570 OPT_CERTFORM
, OPT_CRLFORM
, OPT_VERIFY_RET_ERROR
, OPT_VERIFY_QUIET
,
571 OPT_BRIEF
, OPT_PREXIT
, OPT_CRLF
, OPT_QUIET
, OPT_NBIO
,
572 OPT_SSL_CLIENT_ENGINE
, OPT_IGN_EOF
, OPT_NO_IGN_EOF
,
573 OPT_DEBUG
, OPT_TLSEXTDEBUG
, OPT_STATUS
, OPT_WDEBUG
,
574 OPT_MSG
, OPT_MSGFILE
, OPT_ENGINE
, OPT_TRACE
, OPT_SECURITY_DEBUG
,
575 OPT_SECURITY_DEBUG_VERBOSE
, OPT_SHOWCERTS
, OPT_NBIO_TEST
, OPT_STATE
,
576 OPT_PSK_IDENTITY
, OPT_PSK
, OPT_PSK_SESS
,
577 #ifndef OPENSSL_NO_SRP
578 OPT_SRPUSER
, OPT_SRPPASS
, OPT_SRP_STRENGTH
, OPT_SRP_LATEUSER
,
581 OPT_SSL3
, OPT_SSL_CONFIG
,
582 OPT_TLS1_3
, OPT_TLS1_2
, OPT_TLS1_1
, OPT_TLS1
, OPT_DTLS
, OPT_DTLS1
,
583 OPT_DTLS1_2
, OPT_SCTP
, OPT_TIMEOUT
, OPT_MTU
, OPT_KEYFORM
, OPT_PASS
,
584 OPT_CERT_CHAIN
, OPT_CAPATH
, OPT_NOCAPATH
, OPT_CHAINCAPATH
, OPT_VERIFYCAPATH
,
585 OPT_KEY
, OPT_RECONNECT
, OPT_BUILD_CHAIN
, OPT_CAFILE
, OPT_NOCAFILE
,
586 OPT_CHAINCAFILE
, OPT_VERIFYCAFILE
, OPT_NEXTPROTONEG
, OPT_ALPN
,
587 OPT_SERVERINFO
, OPT_STARTTLS
, OPT_SERVERNAME
, OPT_NOSERVERNAME
, OPT_ASYNC
,
588 OPT_USE_SRTP
, OPT_KEYMATEXPORT
, OPT_KEYMATEXPORTLEN
, OPT_PROTOHOST
,
589 OPT_MAXFRAGLEN
, OPT_MAX_SEND_FRAG
, OPT_SPLIT_SEND_FRAG
, OPT_MAX_PIPELINES
,
590 OPT_READ_BUF
, OPT_KEYLOG_FILE
, OPT_EARLY_DATA
, OPT_REQCAFILE
,
594 OPT_FALLBACKSCSV
, OPT_NOCMDS
, OPT_PROXY
, OPT_DANE_TLSA_DOMAIN
,
595 #ifndef OPENSSL_NO_CT
596 OPT_CT
, OPT_NOCT
, OPT_CTLOG_FILE
,
598 OPT_DANE_TLSA_RRDATA
, OPT_DANE_EE_NO_NAME
,
603 const OPTIONS s_client_options
[] = {
604 {"help", OPT_HELP
, '-', "Display this summary"},
605 {"host", OPT_HOST
, 's', "Use -connect instead"},
606 {"port", OPT_PORT
, 'p', "Use -connect instead"},
607 {"connect", OPT_CONNECT
, 's',
608 "TCP/IP where to connect (default is :" PORT
")"},
609 {"bind", OPT_BIND
, 's', "bind local address for connection"},
610 {"proxy", OPT_PROXY
, 's',
611 "Connect to via specified proxy to the real server"},
613 {"unix", OPT_UNIX
, 's', "Connect over the specified Unix-domain socket"},
615 {"4", OPT_4
, '-', "Use IPv4 only"},
617 {"6", OPT_6
, '-', "Use IPv6 only"},
619 {"verify", OPT_VERIFY
, 'p', "Turn on peer certificate verification"},
620 {"cert", OPT_CERT
, '<', "Certificate file to use, PEM format assumed"},
621 {"certform", OPT_CERTFORM
, 'F',
622 "Certificate format (PEM or DER) PEM default"},
623 {"nameopt", OPT_NAMEOPT
, 's', "Various certificate name options"},
624 {"key", OPT_KEY
, 's', "Private key file to use, if not in -cert file"},
625 {"keyform", OPT_KEYFORM
, 'E', "Key format (PEM, DER or engine) PEM default"},
626 {"pass", OPT_PASS
, 's', "Private key file pass phrase source"},
627 {"CApath", OPT_CAPATH
, '/', "PEM format directory of CA's"},
628 {"CAfile", OPT_CAFILE
, '<', "PEM format file of CA's"},
629 {"no-CAfile", OPT_NOCAFILE
, '-',
630 "Do not load the default certificates file"},
631 {"no-CApath", OPT_NOCAPATH
, '-',
632 "Do not load certificates from the default certificates directory"},
633 {"requestCAfile", OPT_REQCAFILE
, '<',
634 "PEM format file of CA names to send to the server"},
635 {"dane_tlsa_domain", OPT_DANE_TLSA_DOMAIN
, 's', "DANE TLSA base domain"},
636 {"dane_tlsa_rrdata", OPT_DANE_TLSA_RRDATA
, 's',
637 "DANE TLSA rrdata presentation form"},
638 {"dane_ee_no_namechecks", OPT_DANE_EE_NO_NAME
, '-',
639 "Disable name checks when matching DANE-EE(3) TLSA records"},
640 {"reconnect", OPT_RECONNECT
, '-',
641 "Drop and re-make the connection with the same Session-ID"},
642 {"showcerts", OPT_SHOWCERTS
, '-', "Show all certificates in the chain"},
643 {"debug", OPT_DEBUG
, '-', "Extra output"},
644 {"msg", OPT_MSG
, '-', "Show protocol messages"},
645 {"msgfile", OPT_MSGFILE
, '>',
646 "File to send output of -msg or -trace, instead of stdout"},
647 {"nbio_test", OPT_NBIO_TEST
, '-', "More ssl protocol testing"},
648 {"state", OPT_STATE
, '-', "Print the ssl states"},
649 {"crlf", OPT_CRLF
, '-', "Convert LF from terminal into CRLF"},
650 {"quiet", OPT_QUIET
, '-', "No s_client output"},
651 {"ign_eof", OPT_IGN_EOF
, '-', "Ignore input eof (default when -quiet)"},
652 {"no_ign_eof", OPT_NO_IGN_EOF
, '-', "Don't ignore input eof"},
653 {"starttls", OPT_STARTTLS
, 's',
654 "Use the appropriate STARTTLS command before starting TLS"},
655 {"xmpphost", OPT_XMPPHOST
, 's',
656 "Alias of -name option for \"-starttls xmpp[-server]\""},
658 {"sess_out", OPT_SESS_OUT
, '>', "File to write SSL session to"},
659 {"sess_in", OPT_SESS_IN
, '<', "File to read SSL session from"},
660 {"use_srtp", OPT_USE_SRTP
, 's',
661 "Offer SRTP key management with a colon-separated profile list"},
662 {"keymatexport", OPT_KEYMATEXPORT
, 's',
663 "Export keying material using label"},
664 {"keymatexportlen", OPT_KEYMATEXPORTLEN
, 'p',
665 "Export len bytes of keying material (default 20)"},
666 {"maxfraglen", OPT_MAXFRAGLEN
, 'p',
667 "Enable Maximum Fragment Length Negotiation (len values: 512, 1024, 2048 and 4096)"},
668 {"fallback_scsv", OPT_FALLBACKSCSV
, '-', "Send the fallback SCSV"},
669 {"name", OPT_PROTOHOST
, 's',
670 "Hostname to use for \"-starttls lmtp\", \"-starttls smtp\" or \"-starttls xmpp[-server]\""},
671 {"CRL", OPT_CRL
, '<', "CRL file to use"},
672 {"crl_download", OPT_CRL_DOWNLOAD
, '-', "Download CRL from distribution points"},
673 {"CRLform", OPT_CRLFORM
, 'F', "CRL format (PEM or DER) PEM is default"},
674 {"verify_return_error", OPT_VERIFY_RET_ERROR
, '-',
675 "Close connection on verification error"},
676 {"verify_quiet", OPT_VERIFY_QUIET
, '-', "Restrict verify output to errors"},
677 {"brief", OPT_BRIEF
, '-',
678 "Restrict output to brief summary of connection parameters"},
679 {"prexit", OPT_PREXIT
, '-',
680 "Print session information when the program exits"},
681 {"security_debug", OPT_SECURITY_DEBUG
, '-',
682 "Enable security debug messages"},
683 {"security_debug_verbose", OPT_SECURITY_DEBUG_VERBOSE
, '-',
684 "Output more security debug output"},
685 {"cert_chain", OPT_CERT_CHAIN
, '<',
686 "Certificate chain file (in PEM format)"},
687 {"chainCApath", OPT_CHAINCAPATH
, '/',
688 "Use dir as certificate store path to build CA certificate chain"},
689 {"verifyCApath", OPT_VERIFYCAPATH
, '/',
690 "Use dir as certificate store path to verify CA certificate"},
691 {"build_chain", OPT_BUILD_CHAIN
, '-', "Build certificate chain"},
692 {"chainCAfile", OPT_CHAINCAFILE
, '<',
693 "CA file for certificate chain (PEM format)"},
694 {"verifyCAfile", OPT_VERIFYCAFILE
, '<',
695 "CA file for certificate verification (PEM format)"},
696 {"nocommands", OPT_NOCMDS
, '-', "Do not use interactive command letters"},
697 {"servername", OPT_SERVERNAME
, 's',
698 "Set TLS extension servername (SNI) in ClientHello (default)"},
699 {"noservername", OPT_NOSERVERNAME
, '-',
700 "Do not send the server name (SNI) extension in the ClientHello"},
701 {"tlsextdebug", OPT_TLSEXTDEBUG
, '-',
702 "Hex dump of all TLS extensions received"},
703 #ifndef OPENSSL_NO_OCSP
704 {"status", OPT_STATUS
, '-', "Request certificate status from server"},
706 {"serverinfo", OPT_SERVERINFO
, 's',
707 "types Send empty ClientHello extensions (comma-separated numbers)"},
708 {"alpn", OPT_ALPN
, 's',
709 "Enable ALPN extension, considering named protocols supported (comma-separated list)"},
710 {"async", OPT_ASYNC
, '-', "Support asynchronous operation"},
711 {"ssl_config", OPT_SSL_CONFIG
, 's', "Use specified configuration file"},
712 {"max_send_frag", OPT_MAX_SEND_FRAG
, 'p', "Maximum Size of send frames "},
713 {"split_send_frag", OPT_SPLIT_SEND_FRAG
, 'p',
714 "Size used to split data for encrypt pipelines"},
715 {"max_pipelines", OPT_MAX_PIPELINES
, 'p',
716 "Maximum number of encrypt/decrypt pipelines to be used"},
717 {"read_buf", OPT_READ_BUF
, 'p',
718 "Default read buffer size to be used for connections"},
722 #ifndef OPENSSL_NO_SSL3
723 {"ssl3", OPT_SSL3
, '-', "Just use SSLv3"},
725 #ifndef OPENSSL_NO_TLS1
726 {"tls1", OPT_TLS1
, '-', "Just use TLSv1"},
728 #ifndef OPENSSL_NO_TLS1_1
729 {"tls1_1", OPT_TLS1_1
, '-', "Just use TLSv1.1"},
731 #ifndef OPENSSL_NO_TLS1_2
732 {"tls1_2", OPT_TLS1_2
, '-', "Just use TLSv1.2"},
734 #ifndef OPENSSL_NO_TLS1_3
735 {"tls1_3", OPT_TLS1_3
, '-', "Just use TLSv1.3"},
737 #ifndef OPENSSL_NO_DTLS
738 {"dtls", OPT_DTLS
, '-', "Use any version of DTLS"},
739 {"timeout", OPT_TIMEOUT
, '-',
740 "Enable send/receive timeout on DTLS connections"},
741 {"mtu", OPT_MTU
, 'p', "Set the link layer MTU"},
743 #ifndef OPENSSL_NO_DTLS1
744 {"dtls1", OPT_DTLS1
, '-', "Just use DTLSv1"},
746 #ifndef OPENSSL_NO_DTLS1_2
747 {"dtls1_2", OPT_DTLS1_2
, '-', "Just use DTLSv1.2"},
749 #ifndef OPENSSL_NO_SCTP
750 {"sctp", OPT_SCTP
, '-', "Use SCTP"},
752 #ifndef OPENSSL_NO_SSL_TRACE
753 {"trace", OPT_TRACE
, '-', "Show trace output of protocol messages"},
756 {"wdebug", OPT_WDEBUG
, '-', "WATT-32 tcp debugging"},
758 {"nbio", OPT_NBIO
, '-', "Use non-blocking IO"},
759 {"psk_identity", OPT_PSK_IDENTITY
, 's', "PSK identity"},
760 {"psk", OPT_PSK
, 's', "PSK in hex (without 0x)"},
761 {"psk_session", OPT_PSK_SESS
, '<', "File to read PSK SSL session from"},
762 #ifndef OPENSSL_NO_SRP
763 {"srpuser", OPT_SRPUSER
, 's', "SRP authentication for 'user'"},
764 {"srppass", OPT_SRPPASS
, 's', "Password for 'user'"},
765 {"srp_lateuser", OPT_SRP_LATEUSER
, '-',
766 "SRP username into second ClientHello message"},
767 {"srp_moregroups", OPT_SRP_MOREGROUPS
, '-',
768 "Tolerate other than the known g N values."},
769 {"srp_strength", OPT_SRP_STRENGTH
, 'p', "Minimal length in bits for N"},
771 #ifndef OPENSSL_NO_NEXTPROTONEG
772 {"nextprotoneg", OPT_NEXTPROTONEG
, 's',
773 "Enable NPN extension, considering named protocols supported (comma-separated list)"},
775 #ifndef OPENSSL_NO_ENGINE
776 {"engine", OPT_ENGINE
, 's', "Use engine, possibly a hardware device"},
777 {"ssl_client_engine", OPT_SSL_CLIENT_ENGINE
, 's',
778 "Specify engine to be used for client certificate operations"},
780 #ifndef OPENSSL_NO_CT
781 {"ct", OPT_CT
, '-', "Request and parse SCTs (also enables OCSP stapling)"},
782 {"noct", OPT_NOCT
, '-', "Do not request or parse SCTs (default)"},
783 {"ctlogfile", OPT_CTLOG_FILE
, '<', "CT log list CONF file"},
785 {"keylogfile", OPT_KEYLOG_FILE
, '>', "Write TLS secrets to file"},
786 {"early_data", OPT_EARLY_DATA
, '<', "File to send as early data"},
787 {"force_pha", OPT_FORCE_PHA
, '-', "Force-enable post-handshake-authentication"},
788 {NULL
, OPT_EOF
, 0x00, NULL
}
791 typedef enum PROTOCOL_choice
{
810 static const OPT_PAIR services
[] = {
811 {"smtp", PROTO_SMTP
},
812 {"pop3", PROTO_POP3
},
813 {"imap", PROTO_IMAP
},
815 {"xmpp", PROTO_XMPP
},
816 {"xmpp-server", PROTO_XMPP_SERVER
},
817 {"telnet", PROTO_TELNET
},
819 {"mysql", PROTO_MYSQL
},
820 {"postgres", PROTO_POSTGRES
},
821 {"lmtp", PROTO_LMTP
},
822 {"nntp", PROTO_NNTP
},
823 {"sieve", PROTO_SIEVE
},
824 {"ldap", PROTO_LDAP
},
828 #define IS_INET_FLAG(o) \
829 (o == OPT_4 || o == OPT_6 || o == OPT_HOST || o == OPT_PORT || o == OPT_CONNECT)
830 #define IS_UNIX_FLAG(o) (o == OPT_UNIX)
832 #define IS_PROT_FLAG(o) \
833 (o == OPT_SSL3 || o == OPT_TLS1 || o == OPT_TLS1_1 || o == OPT_TLS1_2 \
834 || o == OPT_TLS1_3 || o == OPT_DTLS || o == OPT_DTLS1 || o == OPT_DTLS1_2)
836 /* Free |*dest| and optionally set it to a copy of |source|. */
837 static void freeandcopy(char **dest
, const char *source
)
842 *dest
= OPENSSL_strdup(source
);
845 static int new_session_cb(SSL
*S
, SSL_SESSION
*sess
)
847 BIO
*stmp
= BIO_new_file(sess_out
, "w");
850 BIO_printf(bio_err
, "Error writing session file %s\n", sess_out
);
852 PEM_write_bio_SSL_SESSION(stmp
, sess
);
857 * We always return a "fail" response so that the session gets freed again
858 * because we haven't used the reference.
863 int s_client_main(int argc
, char **argv
)
866 EVP_PKEY
*key
= NULL
;
869 STACK_OF(X509
) *chain
= NULL
;
871 X509_VERIFY_PARAM
*vpm
= NULL
;
872 SSL_EXCERT
*exc
= NULL
;
873 SSL_CONF_CTX
*cctx
= NULL
;
874 STACK_OF(OPENSSL_STRING
) *ssl_args
= NULL
;
875 char *dane_tlsa_domain
= NULL
;
876 STACK_OF(OPENSSL_STRING
) *dane_tlsa_rrset
= NULL
;
877 int dane_ee_no_name
= 0;
878 STACK_OF(X509_CRL
) *crls
= NULL
;
879 const SSL_METHOD
*meth
= TLS_client_method();
880 const char *CApath
= NULL
, *CAfile
= NULL
;
881 char *cbuf
= NULL
, *sbuf
= NULL
;
882 char *mbuf
= NULL
, *proxystr
= NULL
, *connectstr
= NULL
, *bindstr
= NULL
;
883 char *cert_file
= NULL
, *key_file
= NULL
, *chain_file
= NULL
;
884 char *chCApath
= NULL
, *chCAfile
= NULL
, *host
= NULL
;
885 char *port
= OPENSSL_strdup(PORT
);
886 char *bindhost
= NULL
, *bindport
= NULL
;
887 char *passarg
= NULL
, *pass
= NULL
, *vfyCApath
= NULL
, *vfyCAfile
= NULL
;
888 char *ReqCAfile
= NULL
;
889 char *sess_in
= NULL
, *crl_file
= NULL
, *p
;
890 const char *protohost
= NULL
;
891 struct timeval timeout
, *timeoutp
;
892 fd_set readfds
, writefds
;
893 int noCApath
= 0, noCAfile
= 0;
894 int build_chain
= 0, cbuf_len
, cbuf_off
, cert_format
= FORMAT_PEM
;
895 int key_format
= FORMAT_PEM
, crlf
= 0, full_log
= 1, mbuf_len
= 0;
898 int reconnect
= 0, verify
= SSL_VERIFY_NONE
, vpmtouched
= 0;
899 int ret
= 1, in_init
= 1, i
, nbio_test
= 0, s
= -1, k
, width
, state
= 0;
900 int sbuf_len
, sbuf_off
, cmdletters
= 1;
901 int socket_family
= AF_UNSPEC
, socket_type
= SOCK_STREAM
, protocol
= 0;
902 int starttls_proto
= PROTO_OFF
, crl_format
= FORMAT_PEM
, crl_download
= 0;
903 int write_tty
, read_tty
, write_ssl
, read_ssl
, tty_on
, ssl_pending
;
904 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
907 int read_buf_len
= 0;
908 int fallback_scsv
= 0;
910 #ifndef OPENSSL_NO_DTLS
911 int enable_timeouts
= 0;
914 #ifndef OPENSSL_NO_ENGINE
915 ENGINE
*ssl_client_engine
= NULL
;
918 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
921 const char *servername
= NULL
;
922 int noservername
= 0;
923 const char *alpn_in
= NULL
;
924 tlsextctx tlsextcbp
= { NULL
, 0 };
925 const char *ssl_config
= NULL
;
926 #define MAX_SI_TYPES 100
927 unsigned short serverinfo_types
[MAX_SI_TYPES
];
928 int serverinfo_count
= 0, start
= 0, len
;
929 #ifndef OPENSSL_NO_NEXTPROTONEG
930 const char *next_proto_neg_in
= NULL
;
932 #ifndef OPENSSL_NO_SRP
933 char *srppass
= NULL
;
934 int srp_lateuser
= 0;
935 SRP_ARG srp_arg
= { NULL
, NULL
, 0, 0, 0, 1024 };
937 #ifndef OPENSSL_NO_CT
938 char *ctlog_file
= NULL
;
939 int ct_validation
= 0;
941 int min_version
= 0, max_version
= 0, prot_opt
= 0, no_prot_opt
= 0;
943 unsigned int max_send_fragment
= 0;
944 unsigned int split_send_fragment
= 0, max_pipelines
= 0;
945 enum { use_inet
, use_unix
, use_unknown
} connect_type
= use_unknown
;
947 uint8_t maxfraglen
= 0;
948 int c_nbio
= 0, c_msg
= 0, c_ign_eof
= 0, c_brief
= 0;
949 int c_tlsextdebug
= 0;
950 #ifndef OPENSSL_NO_OCSP
951 int c_status_req
= 0;
953 BIO
*bio_c_msg
= NULL
;
954 const char *keylog_file
= NULL
, *early_data_file
= NULL
;
955 #ifndef OPENSSL_NO_DTLS
958 char *psksessf
= NULL
;
963 /* Known false-positive of MemorySanitizer. */
964 #if defined(__has_feature)
965 # if __has_feature(memory_sanitizer)
966 __msan_unpoison(&readfds
, sizeof(readfds
));
967 __msan_unpoison(&writefds
, sizeof(writefds
));
971 prog
= opt_progname(argv
[0]);
976 vpm
= X509_VERIFY_PARAM_new();
977 cctx
= SSL_CONF_CTX_new();
979 if (vpm
== NULL
|| cctx
== NULL
) {
980 BIO_printf(bio_err
, "%s: out of memory\n", prog
);
984 cbuf
= app_malloc(BUFSIZZ
, "cbuf");
985 sbuf
= app_malloc(BUFSIZZ
, "sbuf");
986 mbuf
= app_malloc(BUFSIZZ
, "mbuf");
988 SSL_CONF_CTX_set_flags(cctx
, SSL_CONF_FLAG_CLIENT
| SSL_CONF_FLAG_CMDLINE
);
990 prog
= opt_init(argc
, argv
, s_client_options
);
991 while ((o
= opt_next()) != OPT_EOF
) {
992 /* Check for intermixing flags. */
993 if (connect_type
== use_unix
&& IS_INET_FLAG(o
)) {
995 "%s: Intermixed protocol flags (unix and internet domains)\n",
999 if (connect_type
== use_inet
&& IS_UNIX_FLAG(o
)) {
1001 "%s: Intermixed protocol flags (internet and unix domains)\n",
1006 if (IS_PROT_FLAG(o
) && ++prot_opt
> 1) {
1007 BIO_printf(bio_err
, "Cannot supply multiple protocol flags\n");
1010 if (IS_NO_PROT_FLAG(o
))
1012 if (prot_opt
== 1 && no_prot_opt
) {
1014 "Cannot supply both a protocol flag and '-no_<prot>'\n");
1022 BIO_printf(bio_err
, "%s: Use -help for summary.\n", prog
);
1025 opt_help(s_client_options
);
1029 connect_type
= use_inet
;
1030 socket_family
= AF_INET
;
1035 connect_type
= use_inet
;
1036 socket_family
= AF_INET6
;
1041 connect_type
= use_inet
;
1042 freeandcopy(&host
, opt_arg());
1045 connect_type
= use_inet
;
1046 freeandcopy(&port
, opt_arg());
1049 connect_type
= use_inet
;
1050 freeandcopy(&connectstr
, opt_arg());
1053 freeandcopy(&bindstr
, opt_arg());
1056 proxystr
= opt_arg();
1057 starttls_proto
= PROTO_CONNECT
;
1061 connect_type
= use_unix
;
1062 socket_family
= AF_UNIX
;
1063 freeandcopy(&host
, opt_arg());
1067 /* fall through, since this is an alias */
1069 protohost
= opt_arg();
1072 verify
= SSL_VERIFY_PEER
;
1073 verify_args
.depth
= atoi(opt_arg());
1075 BIO_printf(bio_err
, "verify depth is %d\n", verify_args
.depth
);
1078 cert_file
= opt_arg();
1081 if (!set_nameopt(opt_arg()))
1085 crl_file
= opt_arg();
1087 case OPT_CRL_DOWNLOAD
:
1091 sess_out
= opt_arg();
1094 sess_in
= opt_arg();
1097 if (!opt_format(opt_arg(), OPT_FMT_PEMDER
, &cert_format
))
1101 if (!opt_format(opt_arg(), OPT_FMT_PEMDER
, &crl_format
))
1104 case OPT_VERIFY_RET_ERROR
:
1105 verify_args
.return_error
= 1;
1107 case OPT_VERIFY_QUIET
:
1108 verify_args
.quiet
= 1;
1111 c_brief
= verify_args
.quiet
= c_quiet
= 1;
1114 if (ssl_args
== NULL
)
1115 ssl_args
= sk_OPENSSL_STRING_new_null();
1116 if (ssl_args
== NULL
1117 || !sk_OPENSSL_STRING_push(ssl_args
, opt_flag())
1118 || !sk_OPENSSL_STRING_push(ssl_args
, opt_arg())) {
1119 BIO_printf(bio_err
, "%s: Memory allocation failure\n", prog
);
1124 if (!opt_verify(o
, vpm
))
1129 if (!args_excert(o
, &exc
))
1139 c_quiet
= c_ign_eof
= 1;
1148 e
= setup_engine(opt_arg(), 1);
1150 case OPT_SSL_CLIENT_ENGINE
:
1151 #ifndef OPENSSL_NO_ENGINE
1152 ssl_client_engine
= ENGINE_by_id(opt_arg());
1153 if (ssl_client_engine
== NULL
) {
1154 BIO_printf(bio_err
, "Error getting client auth engine\n");
1166 case OPT_NO_IGN_EOF
:
1172 case OPT_TLSEXTDEBUG
:
1176 #ifndef OPENSSL_NO_OCSP
1189 bio_c_msg
= BIO_new_file(opt_arg(), "w");
1192 #ifndef OPENSSL_NO_SSL_TRACE
1196 case OPT_SECURITY_DEBUG
:
1199 case OPT_SECURITY_DEBUG_VERBOSE
:
1211 case OPT_PSK_IDENTITY
:
1212 psk_identity
= opt_arg();
1215 for (p
= psk_key
= opt_arg(); *p
; p
++) {
1216 if (isxdigit(_UC(*p
)))
1218 BIO_printf(bio_err
, "Not a hex number '%s'\n", psk_key
);
1223 psksessf
= opt_arg();
1225 #ifndef OPENSSL_NO_SRP
1227 srp_arg
.srplogin
= opt_arg();
1228 if (min_version
< TLS1_VERSION
)
1229 min_version
= TLS1_VERSION
;
1232 srppass
= opt_arg();
1233 if (min_version
< TLS1_VERSION
)
1234 min_version
= TLS1_VERSION
;
1236 case OPT_SRP_STRENGTH
:
1237 srp_arg
.strength
= atoi(opt_arg());
1238 BIO_printf(bio_err
, "SRP minimal length for N is %d\n",
1240 if (min_version
< TLS1_VERSION
)
1241 min_version
= TLS1_VERSION
;
1243 case OPT_SRP_LATEUSER
:
1245 if (min_version
< TLS1_VERSION
)
1246 min_version
= TLS1_VERSION
;
1248 case OPT_SRP_MOREGROUPS
:
1250 if (min_version
< TLS1_VERSION
)
1251 min_version
= TLS1_VERSION
;
1254 case OPT_SSL_CONFIG
:
1255 ssl_config
= opt_arg();
1258 min_version
= SSL3_VERSION
;
1259 max_version
= SSL3_VERSION
;
1262 min_version
= TLS1_3_VERSION
;
1263 max_version
= TLS1_3_VERSION
;
1266 min_version
= TLS1_2_VERSION
;
1267 max_version
= TLS1_2_VERSION
;
1270 min_version
= TLS1_1_VERSION
;
1271 max_version
= TLS1_1_VERSION
;
1274 min_version
= TLS1_VERSION
;
1275 max_version
= TLS1_VERSION
;
1278 #ifndef OPENSSL_NO_DTLS
1279 meth
= DTLS_client_method();
1280 socket_type
= SOCK_DGRAM
;
1285 #ifndef OPENSSL_NO_DTLS1
1286 meth
= DTLS_client_method();
1287 min_version
= DTLS1_VERSION
;
1288 max_version
= DTLS1_VERSION
;
1289 socket_type
= SOCK_DGRAM
;
1294 #ifndef OPENSSL_NO_DTLS1_2
1295 meth
= DTLS_client_method();
1296 min_version
= DTLS1_2_VERSION
;
1297 max_version
= DTLS1_2_VERSION
;
1298 socket_type
= SOCK_DGRAM
;
1303 #ifndef OPENSSL_NO_SCTP
1304 protocol
= IPPROTO_SCTP
;
1308 #ifndef OPENSSL_NO_DTLS
1309 enable_timeouts
= 1;
1313 #ifndef OPENSSL_NO_DTLS
1314 socket_mtu
= atol(opt_arg());
1317 case OPT_FALLBACKSCSV
:
1321 if (!opt_format(opt_arg(), OPT_FMT_PDE
, &key_format
))
1325 passarg
= opt_arg();
1327 case OPT_CERT_CHAIN
:
1328 chain_file
= opt_arg();
1331 key_file
= opt_arg();
1342 case OPT_CHAINCAPATH
:
1343 chCApath
= opt_arg();
1345 case OPT_VERIFYCAPATH
:
1346 vfyCApath
= opt_arg();
1348 case OPT_BUILD_CHAIN
:
1352 ReqCAfile
= opt_arg();
1360 #ifndef OPENSSL_NO_CT
1367 case OPT_CTLOG_FILE
:
1368 ctlog_file
= opt_arg();
1371 case OPT_CHAINCAFILE
:
1372 chCAfile
= opt_arg();
1374 case OPT_VERIFYCAFILE
:
1375 vfyCAfile
= opt_arg();
1377 case OPT_DANE_TLSA_DOMAIN
:
1378 dane_tlsa_domain
= opt_arg();
1380 case OPT_DANE_TLSA_RRDATA
:
1381 if (dane_tlsa_rrset
== NULL
)
1382 dane_tlsa_rrset
= sk_OPENSSL_STRING_new_null();
1383 if (dane_tlsa_rrset
== NULL
||
1384 !sk_OPENSSL_STRING_push(dane_tlsa_rrset
, opt_arg())) {
1385 BIO_printf(bio_err
, "%s: Memory allocation failure\n", prog
);
1389 case OPT_DANE_EE_NO_NAME
:
1390 dane_ee_no_name
= 1;
1392 case OPT_NEXTPROTONEG
:
1393 #ifndef OPENSSL_NO_NEXTPROTONEG
1394 next_proto_neg_in
= opt_arg();
1398 alpn_in
= opt_arg();
1400 case OPT_SERVERINFO
:
1403 for (start
= 0, i
= 0; i
<= len
; ++i
) {
1404 if (i
== len
|| p
[i
] == ',') {
1405 serverinfo_types
[serverinfo_count
] = atoi(p
+ start
);
1406 if (++serverinfo_count
== MAX_SI_TYPES
)
1413 if (!opt_pair(opt_arg(), services
, &starttls_proto
))
1416 case OPT_SERVERNAME
:
1417 servername
= opt_arg();
1419 case OPT_NOSERVERNAME
:
1423 srtp_profiles
= opt_arg();
1425 case OPT_KEYMATEXPORT
:
1426 keymatexportlabel
= opt_arg();
1428 case OPT_KEYMATEXPORTLEN
:
1429 keymatexportlen
= atoi(opt_arg());
1434 case OPT_MAXFRAGLEN
:
1435 len
= atoi(opt_arg());
1438 maxfraglen
= TLSEXT_max_fragment_length_512
;
1441 maxfraglen
= TLSEXT_max_fragment_length_1024
;
1444 maxfraglen
= TLSEXT_max_fragment_length_2048
;
1447 maxfraglen
= TLSEXT_max_fragment_length_4096
;
1451 "%s: Max Fragment Len %u is out of permitted values",
1456 case OPT_MAX_SEND_FRAG
:
1457 max_send_fragment
= atoi(opt_arg());
1459 case OPT_SPLIT_SEND_FRAG
:
1460 split_send_fragment
= atoi(opt_arg());
1462 case OPT_MAX_PIPELINES
:
1463 max_pipelines
= atoi(opt_arg());
1466 read_buf_len
= atoi(opt_arg());
1468 case OPT_KEYLOG_FILE
:
1469 keylog_file
= opt_arg();
1471 case OPT_EARLY_DATA
:
1472 early_data_file
= opt_arg();
1479 if (count4or6
>= 2) {
1480 BIO_printf(bio_err
, "%s: Can't use both -4 and -6\n", prog
);
1484 if (servername
!= NULL
) {
1486 "%s: Can't use -servername and -noservername together\n",
1490 if (dane_tlsa_domain
!= NULL
) {
1492 "%s: Can't use -dane_tlsa_domain and -noservername together\n",
1497 argc
= opt_num_rest();
1499 /* If there's a positional argument, it's the equivalent of
1501 * Don't allow -connect and a separate argument.
1503 if (connectstr
!= NULL
) {
1505 "%s: must not provide both -connect option and target parameter\n",
1509 connect_type
= use_inet
;
1510 freeandcopy(&connectstr
, *opt_rest());
1511 } else if (argc
!= 0) {
1515 #ifndef OPENSSL_NO_NEXTPROTONEG
1516 if (min_version
== TLS1_3_VERSION
&& next_proto_neg_in
!= NULL
) {
1517 BIO_printf(bio_err
, "Cannot supply -nextprotoneg with TLSv1.3\n");
1521 if (proxystr
!= NULL
) {
1523 char *tmp_host
= host
, *tmp_port
= port
;
1524 if (connectstr
== NULL
) {
1525 BIO_printf(bio_err
, "%s: -proxy requires use of -connect or target parameter\n", prog
);
1528 res
= BIO_parse_hostserv(proxystr
, &host
, &port
, BIO_PARSE_PRIO_HOST
);
1529 if (tmp_host
!= host
)
1530 OPENSSL_free(tmp_host
);
1531 if (tmp_port
!= port
)
1532 OPENSSL_free(tmp_port
);
1535 "%s: -proxy argument malformed or ambiguous\n", prog
);
1540 char *tmp_host
= host
, *tmp_port
= port
;
1541 if (connectstr
!= NULL
)
1542 res
= BIO_parse_hostserv(connectstr
, &host
, &port
,
1543 BIO_PARSE_PRIO_HOST
);
1544 if (tmp_host
!= host
)
1545 OPENSSL_free(tmp_host
);
1546 if (tmp_port
!= port
)
1547 OPENSSL_free(tmp_port
);
1550 "%s: -connect argument or target parameter malformed or ambiguous\n",
1556 if (bindstr
!= NULL
) {
1558 res
= BIO_parse_hostserv(bindstr
, &bindhost
, &bindport
,
1559 BIO_PARSE_PRIO_HOST
);
1562 "%s: -bind argument parameter malformed or ambiguous\n",
1569 if (socket_family
== AF_UNIX
&& socket_type
!= SOCK_STREAM
) {
1571 "Can't use unix sockets and datagrams together\n");
1576 #ifndef OPENSSL_NO_SCTP
1577 if (protocol
== IPPROTO_SCTP
) {
1578 if (socket_type
!= SOCK_DGRAM
) {
1579 BIO_printf(bio_err
, "Can't use -sctp without DTLS\n");
1582 /* SCTP is unusual. It uses DTLS over a SOCK_STREAM protocol */
1583 socket_type
= SOCK_STREAM
;
1587 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1588 next_proto
.status
= -1;
1589 if (next_proto_neg_in
) {
1591 next_protos_parse(&next_proto
.len
, next_proto_neg_in
);
1592 if (next_proto
.data
== NULL
) {
1593 BIO_printf(bio_err
, "Error parsing -nextprotoneg argument\n");
1597 next_proto
.data
= NULL
;
1600 if (!app_passwd(passarg
, NULL
, &pass
, NULL
)) {
1601 BIO_printf(bio_err
, "Error getting password\n");
1605 if (key_file
== NULL
)
1606 key_file
= cert_file
;
1608 if (key_file
!= NULL
) {
1609 key
= load_key(key_file
, key_format
, 0, pass
, e
,
1610 "client certificate private key file");
1612 ERR_print_errors(bio_err
);
1617 if (cert_file
!= NULL
) {
1618 cert
= load_cert(cert_file
, cert_format
, "client certificate file");
1620 ERR_print_errors(bio_err
);
1625 if (chain_file
!= NULL
) {
1626 if (!load_certs(chain_file
, &chain
, FORMAT_PEM
, NULL
,
1627 "client certificate chain"))
1631 if (crl_file
!= NULL
) {
1633 crl
= load_crl(crl_file
, crl_format
);
1635 BIO_puts(bio_err
, "Error loading CRL\n");
1636 ERR_print_errors(bio_err
);
1639 crls
= sk_X509_CRL_new_null();
1640 if (crls
== NULL
|| !sk_X509_CRL_push(crls
, crl
)) {
1641 BIO_puts(bio_err
, "Error adding CRL\n");
1642 ERR_print_errors(bio_err
);
1648 if (!load_excert(&exc
))
1651 if (bio_c_out
== NULL
) {
1652 if (c_quiet
&& !c_debug
) {
1653 bio_c_out
= BIO_new(BIO_s_null());
1654 if (c_msg
&& bio_c_msg
== NULL
)
1655 bio_c_msg
= dup_bio_out(FORMAT_TEXT
);
1656 } else if (bio_c_out
== NULL
)
1657 bio_c_out
= dup_bio_out(FORMAT_TEXT
);
1659 #ifndef OPENSSL_NO_SRP
1660 if (!app_passwd(srppass
, NULL
, &srp_arg
.srppassin
, NULL
)) {
1661 BIO_printf(bio_err
, "Error getting password\n");
1666 ctx
= SSL_CTX_new(meth
);
1668 ERR_print_errors(bio_err
);
1673 ssl_ctx_security_debug(ctx
, sdebug
);
1675 if (ssl_config
!= NULL
) {
1676 if (SSL_CTX_config(ctx
, ssl_config
) == 0) {
1677 BIO_printf(bio_err
, "Error using configuration \"%s\"\n",
1679 ERR_print_errors(bio_err
);
1684 if (SSL_CTX_set_min_proto_version(ctx
, min_version
) == 0)
1686 if (SSL_CTX_set_max_proto_version(ctx
, max_version
) == 0)
1689 if (vpmtouched
&& !SSL_CTX_set1_param(ctx
, vpm
)) {
1690 BIO_printf(bio_err
, "Error setting verify params\n");
1691 ERR_print_errors(bio_err
);
1696 SSL_CTX_set_mode(ctx
, SSL_MODE_ASYNC
);
1699 if (max_send_fragment
> 0
1700 && !SSL_CTX_set_max_send_fragment(ctx
, max_send_fragment
)) {
1701 BIO_printf(bio_err
, "%s: Max send fragment size %u is out of permitted range\n",
1702 prog
, max_send_fragment
);
1706 if (split_send_fragment
> 0
1707 && !SSL_CTX_set_split_send_fragment(ctx
, split_send_fragment
)) {
1708 BIO_printf(bio_err
, "%s: Split send fragment size %u is out of permitted range\n",
1709 prog
, split_send_fragment
);
1713 if (max_pipelines
> 0
1714 && !SSL_CTX_set_max_pipelines(ctx
, max_pipelines
)) {
1715 BIO_printf(bio_err
, "%s: Max pipelines %u is out of permitted range\n",
1716 prog
, max_pipelines
);
1720 if (read_buf_len
> 0) {
1721 SSL_CTX_set_default_read_buffer_len(ctx
, read_buf_len
);
1725 && !SSL_CTX_set_tlsext_max_fragment_length(ctx
, maxfraglen
)) {
1727 "%s: Max Fragment Length code %u is out of permitted values"
1728 "\n", prog
, maxfraglen
);
1732 if (!config_ctx(cctx
, ssl_args
, ctx
))
1735 if (!ssl_load_stores(ctx
, vfyCApath
, vfyCAfile
, chCApath
, chCAfile
,
1736 crls
, crl_download
)) {
1737 BIO_printf(bio_err
, "Error loading store locations\n");
1738 ERR_print_errors(bio_err
);
1741 if (ReqCAfile
!= NULL
) {
1742 STACK_OF(X509_NAME
) *nm
= sk_X509_NAME_new_null();
1744 if (nm
== NULL
|| !SSL_add_file_cert_subjects_to_stack(nm
, ReqCAfile
)) {
1745 sk_X509_NAME_pop_free(nm
, X509_NAME_free
);
1746 BIO_printf(bio_err
, "Error loading CA names\n");
1747 ERR_print_errors(bio_err
);
1750 SSL_CTX_set0_CA_list(ctx
, nm
);
1752 #ifndef OPENSSL_NO_ENGINE
1753 if (ssl_client_engine
) {
1754 if (!SSL_CTX_set_client_cert_engine(ctx
, ssl_client_engine
)) {
1755 BIO_puts(bio_err
, "Error setting client auth engine\n");
1756 ERR_print_errors(bio_err
);
1757 ENGINE_free(ssl_client_engine
);
1760 ENGINE_free(ssl_client_engine
);
1764 #ifndef OPENSSL_NO_PSK
1765 if (psk_key
!= NULL
) {
1767 BIO_printf(bio_c_out
, "PSK key given, setting client callback\n");
1768 SSL_CTX_set_psk_client_callback(ctx
, psk_client_cb
);
1771 if (psksessf
!= NULL
) {
1772 BIO
*stmp
= BIO_new_file(psksessf
, "r");
1775 BIO_printf(bio_err
, "Can't open PSK session file %s\n", psksessf
);
1776 ERR_print_errors(bio_err
);
1779 psksess
= PEM_read_bio_SSL_SESSION(stmp
, NULL
, 0, NULL
);
1781 if (psksess
== NULL
) {
1782 BIO_printf(bio_err
, "Can't read PSK session file %s\n", psksessf
);
1783 ERR_print_errors(bio_err
);
1787 if (psk_key
!= NULL
|| psksess
!= NULL
)
1788 SSL_CTX_set_psk_use_session_callback(ctx
, psk_use_session_cb
);
1790 #ifndef OPENSSL_NO_SRTP
1791 if (srtp_profiles
!= NULL
) {
1792 /* Returns 0 on success! */
1793 if (SSL_CTX_set_tlsext_use_srtp(ctx
, srtp_profiles
) != 0) {
1794 BIO_printf(bio_err
, "Error setting SRTP profile\n");
1795 ERR_print_errors(bio_err
);
1802 ssl_ctx_set_excert(ctx
, exc
);
1804 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1805 if (next_proto
.data
!= NULL
)
1806 SSL_CTX_set_next_proto_select_cb(ctx
, next_proto_cb
, &next_proto
);
1810 unsigned char *alpn
= next_protos_parse(&alpn_len
, alpn_in
);
1813 BIO_printf(bio_err
, "Error parsing -alpn argument\n");
1816 /* Returns 0 on success! */
1817 if (SSL_CTX_set_alpn_protos(ctx
, alpn
, alpn_len
) != 0) {
1818 BIO_printf(bio_err
, "Error setting ALPN\n");
1824 for (i
= 0; i
< serverinfo_count
; i
++) {
1825 if (!SSL_CTX_add_client_custom_ext(ctx
,
1826 serverinfo_types
[i
],
1828 serverinfo_cli_parse_cb
, NULL
)) {
1830 "Warning: Unable to add custom extension %u, skipping\n",
1831 serverinfo_types
[i
]);
1836 SSL_CTX_set_info_callback(ctx
, apps_ssl_info_callback
);
1838 #ifndef OPENSSL_NO_CT
1839 /* Enable SCT processing, without early connection termination */
1840 if (ct_validation
&&
1841 !SSL_CTX_enable_ct(ctx
, SSL_CT_VALIDATION_PERMISSIVE
)) {
1842 ERR_print_errors(bio_err
);
1846 if (!ctx_set_ctlog_list_file(ctx
, ctlog_file
)) {
1847 if (ct_validation
) {
1848 ERR_print_errors(bio_err
);
1853 * If CT validation is not enabled, the log list isn't needed so don't
1854 * show errors or abort. We try to load it regardless because then we
1855 * can show the names of the logs any SCTs came from (SCTs may be seen
1856 * even with validation disabled).
1862 SSL_CTX_set_verify(ctx
, verify
, verify_callback
);
1864 if (!ctx_set_verify_locations(ctx
, CAfile
, CApath
, noCAfile
, noCApath
)) {
1865 ERR_print_errors(bio_err
);
1869 ssl_ctx_add_crls(ctx
, crls
, crl_download
);
1871 if (!set_cert_key_stuff(ctx
, cert
, key
, chain
, build_chain
))
1874 if (!noservername
) {
1875 tlsextcbp
.biodebug
= bio_err
;
1876 SSL_CTX_set_tlsext_servername_callback(ctx
, ssl_servername_cb
);
1877 SSL_CTX_set_tlsext_servername_arg(ctx
, &tlsextcbp
);
1879 # ifndef OPENSSL_NO_SRP
1880 if (srp_arg
.srplogin
) {
1881 if (!srp_lateuser
&& !SSL_CTX_set_srp_username(ctx
, srp_arg
.srplogin
)) {
1882 BIO_printf(bio_err
, "Unable to set SRP username\n");
1885 srp_arg
.msg
= c_msg
;
1886 srp_arg
.debug
= c_debug
;
1887 SSL_CTX_set_srp_cb_arg(ctx
, &srp_arg
);
1888 SSL_CTX_set_srp_client_pwd_callback(ctx
, ssl_give_srp_client_pwd_cb
);
1889 SSL_CTX_set_srp_strength(ctx
, srp_arg
.strength
);
1890 if (c_msg
|| c_debug
|| srp_arg
.amp
== 0)
1891 SSL_CTX_set_srp_verify_param_callback(ctx
,
1892 ssl_srp_verify_param_cb
);
1896 if (dane_tlsa_domain
!= NULL
) {
1897 if (SSL_CTX_dane_enable(ctx
) <= 0) {
1899 "%s: Error enabling DANE TLSA authentication.\n",
1901 ERR_print_errors(bio_err
);
1907 * In TLSv1.3 NewSessionTicket messages arrive after the handshake and can
1908 * come at any time. Therefore we use a callback to write out the session
1909 * when we know about it. This approach works for < TLSv1.3 as well.
1911 if (sess_out
!= NULL
) {
1912 SSL_CTX_set_session_cache_mode(ctx
, SSL_SESS_CACHE_CLIENT
1913 | SSL_SESS_CACHE_NO_INTERNAL_STORE
);
1914 SSL_CTX_sess_set_new_cb(ctx
, new_session_cb
);
1917 if (set_keylog_file(ctx
, keylog_file
))
1925 SSL_force_post_handshake_auth(con
);
1927 if (sess_in
!= NULL
) {
1929 BIO
*stmp
= BIO_new_file(sess_in
, "r");
1931 BIO_printf(bio_err
, "Can't open session file %s\n", sess_in
);
1932 ERR_print_errors(bio_err
);
1935 sess
= PEM_read_bio_SSL_SESSION(stmp
, NULL
, 0, NULL
);
1938 BIO_printf(bio_err
, "Can't open session file %s\n", sess_in
);
1939 ERR_print_errors(bio_err
);
1942 if (!SSL_set_session(con
, sess
)) {
1943 BIO_printf(bio_err
, "Can't set session\n");
1944 ERR_print_errors(bio_err
);
1948 SSL_SESSION_free(sess
);
1952 SSL_set_mode(con
, SSL_MODE_SEND_FALLBACK_SCSV
);
1954 if (!noservername
&& (servername
!= NULL
|| dane_tlsa_domain
== NULL
)) {
1955 if (servername
== NULL
)
1956 servername
= (host
== NULL
) ? "localhost" : host
;
1957 if (!SSL_set_tlsext_host_name(con
, servername
)) {
1958 BIO_printf(bio_err
, "Unable to set TLS servername extension.\n");
1959 ERR_print_errors(bio_err
);
1964 if (dane_tlsa_domain
!= NULL
) {
1965 if (SSL_dane_enable(con
, dane_tlsa_domain
) <= 0) {
1966 BIO_printf(bio_err
, "%s: Error enabling DANE TLSA "
1967 "authentication.\n", prog
);
1968 ERR_print_errors(bio_err
);
1971 if (dane_tlsa_rrset
== NULL
) {
1972 BIO_printf(bio_err
, "%s: DANE TLSA authentication requires at "
1973 "least one -dane_tlsa_rrdata option.\n", prog
);
1976 if (tlsa_import_rrset(con
, dane_tlsa_rrset
) <= 0) {
1977 BIO_printf(bio_err
, "%s: Failed to import any TLSA "
1978 "records.\n", prog
);
1981 if (dane_ee_no_name
)
1982 SSL_dane_set_flags(con
, DANE_FLAG_NO_DANE_EE_NAMECHECKS
);
1983 } else if (dane_tlsa_rrset
!= NULL
) {
1984 BIO_printf(bio_err
, "%s: DANE TLSA authentication requires the "
1985 "-dane_tlsa_domain option.\n", prog
);
1990 if (init_client(&s
, host
, port
, bindhost
, bindport
, socket_family
,
1991 socket_type
, protocol
) == 0) {
1992 BIO_printf(bio_err
, "connect:errno=%d\n", get_last_socket_error());
1996 BIO_printf(bio_c_out
, "CONNECTED(%08X)\n", s
);
1999 if (!BIO_socket_nbio(s
, 1)) {
2000 ERR_print_errors(bio_err
);
2003 BIO_printf(bio_c_out
, "Turned on non blocking io\n");
2005 #ifndef OPENSSL_NO_DTLS
2007 union BIO_sock_info_u peer_info
;
2009 #ifndef OPENSSL_NO_SCTP
2010 if (protocol
== IPPROTO_SCTP
)
2011 sbio
= BIO_new_dgram_sctp(s
, BIO_NOCLOSE
);
2014 sbio
= BIO_new_dgram(s
, BIO_NOCLOSE
);
2016 if ((peer_info
.addr
= BIO_ADDR_new()) == NULL
) {
2017 BIO_printf(bio_err
, "memory allocation failure\n");
2021 if (!BIO_sock_info(s
, BIO_SOCK_INFO_ADDRESS
, &peer_info
)) {
2022 BIO_printf(bio_err
, "getsockname:errno=%d\n",
2023 get_last_socket_error());
2024 BIO_ADDR_free(peer_info
.addr
);
2029 (void)BIO_ctrl_set_connected(sbio
, peer_info
.addr
);
2030 BIO_ADDR_free(peer_info
.addr
);
2031 peer_info
.addr
= NULL
;
2033 if (enable_timeouts
) {
2035 timeout
.tv_usec
= DGRAM_RCV_TIMEOUT
;
2036 BIO_ctrl(sbio
, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT
, 0, &timeout
);
2039 timeout
.tv_usec
= DGRAM_SND_TIMEOUT
;
2040 BIO_ctrl(sbio
, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT
, 0, &timeout
);
2044 if (socket_mtu
< DTLS_get_link_min_mtu(con
)) {
2045 BIO_printf(bio_err
, "MTU too small. Must be at least %ld\n",
2046 DTLS_get_link_min_mtu(con
));
2050 SSL_set_options(con
, SSL_OP_NO_QUERY_MTU
);
2051 if (!DTLS_set_link_mtu(con
, socket_mtu
)) {
2052 BIO_printf(bio_err
, "Failed to set MTU\n");
2057 /* want to do MTU discovery */
2058 BIO_ctrl(sbio
, BIO_CTRL_DGRAM_MTU_DISCOVER
, 0, NULL
);
2061 #endif /* OPENSSL_NO_DTLS */
2062 sbio
= BIO_new_socket(s
, BIO_NOCLOSE
);
2067 test
= BIO_new(BIO_f_nbio_test());
2068 sbio
= BIO_push(test
, sbio
);
2072 BIO_set_callback(sbio
, bio_dump_callback
);
2073 BIO_set_callback_arg(sbio
, (char *)bio_c_out
);
2076 #ifndef OPENSSL_NO_SSL_TRACE
2078 SSL_set_msg_callback(con
, SSL_trace
);
2081 SSL_set_msg_callback(con
, msg_cb
);
2082 SSL_set_msg_callback_arg(con
, bio_c_msg
? bio_c_msg
: bio_c_out
);
2085 if (c_tlsextdebug
) {
2086 SSL_set_tlsext_debug_callback(con
, tlsext_cb
);
2087 SSL_set_tlsext_debug_arg(con
, bio_c_out
);
2089 #ifndef OPENSSL_NO_OCSP
2091 SSL_set_tlsext_status_type(con
, TLSEXT_STATUSTYPE_ocsp
);
2092 SSL_CTX_set_tlsext_status_cb(ctx
, ocsp_resp_cb
);
2093 SSL_CTX_set_tlsext_status_arg(ctx
, bio_c_out
);
2097 SSL_set_bio(con
, sbio
, sbio
);
2098 SSL_set_connect_state(con
);
2100 /* ok, lets connect */
2101 if (fileno_stdin() > SSL_get_fd(con
))
2102 width
= fileno_stdin() + 1;
2104 width
= SSL_get_fd(con
) + 1;
2117 switch ((PROTOCOL_CHOICE
) starttls_proto
) {
2124 * This is an ugly hack that does a lot of assumptions. We do
2125 * have to handle multi-line responses which may come in a single
2126 * packet or not. We therefore have to use BIO_gets() which does
2127 * need a buffering BIO. So during the initial chitchat we do
2128 * push a buffering BIO into the chain that is removed again
2129 * later on to not disturb the rest of the s_client operation.
2132 BIO
*fbio
= BIO_new(BIO_f_buffer());
2134 BIO_push(fbio
, sbio
);
2135 /* Wait for multi-line response to end from LMTP or SMTP */
2137 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
2138 } while (mbuf_len
> 3 && mbuf
[3] == '-');
2139 if (protohost
== NULL
)
2140 protohost
= "mail.example.com";
2141 if (starttls_proto
== (int)PROTO_LMTP
)
2142 BIO_printf(fbio
, "LHLO %s\r\n", protohost
);
2144 BIO_printf(fbio
, "EHLO %s\r\n", protohost
);
2145 (void)BIO_flush(fbio
);
2147 * Wait for multi-line response to end LHLO LMTP or EHLO SMTP
2151 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
2152 if (strstr(mbuf
, "STARTTLS"))
2154 } while (mbuf_len
> 3 && mbuf
[3] == '-');
2155 (void)BIO_flush(fbio
);
2160 "Didn't find STARTTLS in server response,"
2161 " trying anyway...\n");
2162 BIO_printf(sbio
, "STARTTLS\r\n");
2163 BIO_read(sbio
, sbuf
, BUFSIZZ
);
2168 BIO_read(sbio
, mbuf
, BUFSIZZ
);
2169 BIO_printf(sbio
, "STLS\r\n");
2170 mbuf_len
= BIO_read(sbio
, sbuf
, BUFSIZZ
);
2172 BIO_printf(bio_err
, "BIO_read failed\n");
2180 BIO
*fbio
= BIO_new(BIO_f_buffer());
2182 BIO_push(fbio
, sbio
);
2183 BIO_gets(fbio
, mbuf
, BUFSIZZ
);
2184 /* STARTTLS command requires CAPABILITY... */
2185 BIO_printf(fbio
, ". CAPABILITY\r\n");
2186 (void)BIO_flush(fbio
);
2187 /* wait for multi-line CAPABILITY response */
2189 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
2190 if (strstr(mbuf
, "STARTTLS"))
2193 while (mbuf_len
> 3 && mbuf
[0] != '.');
2194 (void)BIO_flush(fbio
);
2199 "Didn't find STARTTLS in server response,"
2200 " trying anyway...\n");
2201 BIO_printf(sbio
, ". STARTTLS\r\n");
2202 BIO_read(sbio
, sbuf
, BUFSIZZ
);
2207 BIO
*fbio
= BIO_new(BIO_f_buffer());
2209 BIO_push(fbio
, sbio
);
2210 /* wait for multi-line response to end from FTP */
2212 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
2214 while (mbuf_len
> 3 && mbuf
[3] == '-');
2215 (void)BIO_flush(fbio
);
2218 BIO_printf(sbio
, "AUTH TLS\r\n");
2219 BIO_read(sbio
, sbuf
, BUFSIZZ
);
2223 case PROTO_XMPP_SERVER
:
2226 BIO_printf(sbio
, "<stream:stream "
2227 "xmlns:stream='http://etherx.jabber.org/streams' "
2228 "xmlns='jabber:%s' to='%s' version='1.0'>",
2229 starttls_proto
== PROTO_XMPP
? "client" : "server",
2230 protohost
? protohost
: host
);
2231 seen
= BIO_read(sbio
, mbuf
, BUFSIZZ
);
2233 BIO_printf(bio_err
, "BIO_read failed\n");
2238 (mbuf
, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'")
2240 "<starttls xmlns=\"urn:ietf:params:xml:ns:xmpp-tls\""))
2242 seen
= BIO_read(sbio
, mbuf
, BUFSIZZ
);
2250 "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
2251 seen
= BIO_read(sbio
, sbuf
, BUFSIZZ
);
2253 BIO_printf(bio_err
, "BIO_read failed\n");
2257 if (!strstr(sbuf
, "<proceed"))
2264 static const unsigned char tls_do
[] = {
2265 /* IAC DO START_TLS */
2268 static const unsigned char tls_will
[] = {
2269 /* IAC WILL START_TLS */
2272 static const unsigned char tls_follows
[] = {
2273 /* IAC SB START_TLS FOLLOWS IAC SE */
2274 255, 250, 46, 1, 255, 240
2278 /* Telnet server should demand we issue START_TLS */
2279 bytes
= BIO_read(sbio
, mbuf
, BUFSIZZ
);
2280 if (bytes
!= 3 || memcmp(mbuf
, tls_do
, 3) != 0)
2282 /* Agree to issue START_TLS and send the FOLLOWS sub-command */
2283 BIO_write(sbio
, tls_will
, 3);
2284 BIO_write(sbio
, tls_follows
, 6);
2285 (void)BIO_flush(sbio
);
2286 /* Telnet server also sent the FOLLOWS sub-command */
2287 bytes
= BIO_read(sbio
, mbuf
, BUFSIZZ
);
2288 if (bytes
!= 6 || memcmp(mbuf
, tls_follows
, 6) != 0)
2295 error_proto
, /* Wrong protocol, not even HTTP */
2296 error_connect
, /* CONNECT failed */
2298 } foundit
= error_connect
;
2299 BIO
*fbio
= BIO_new(BIO_f_buffer());
2301 BIO_push(fbio
, sbio
);
2302 BIO_printf(fbio
, "CONNECT %s HTTP/1.0\r\n\r\n", connectstr
);
2303 (void)BIO_flush(fbio
);
2305 * The first line is the HTTP response. According to RFC 7230,
2306 * it's formated exactly like this:
2308 * HTTP/d.d ddd Reason text\r\n
2310 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
2311 if (mbuf_len
< (int)strlen("HTTP/1.0 200")) {
2313 "%s: HTTP CONNECT failed, insufficient response "
2314 "from proxy (got %d octets)\n", prog
, mbuf_len
);
2315 (void)BIO_flush(fbio
);
2320 if (mbuf
[8] != ' ') {
2322 "%s: HTTP CONNECT failed, incorrect response "
2323 "from proxy\n", prog
);
2324 foundit
= error_proto
;
2325 } else if (mbuf
[9] != '2') {
2326 BIO_printf(bio_err
, "%s: HTTP CONNECT failed: %s ", prog
,
2331 if (foundit
!= error_proto
) {
2332 /* Read past all following headers */
2334 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
2335 } while (mbuf_len
> 2);
2337 (void)BIO_flush(fbio
);
2340 if (foundit
!= success
) {
2348 BIO
*fbio
= BIO_new(BIO_f_buffer());
2350 BIO_push(fbio
, sbio
);
2351 BIO_printf(fbio
, "STARTTLS\r\n");
2352 (void)BIO_flush(fbio
);
2353 width
= SSL_get_fd(con
) + 1;
2359 openssl_fdset(SSL_get_fd(con
), &readfds
);
2360 timeout
.tv_sec
= S_CLIENT_IRC_READ_TIMEOUT
;
2361 timeout
.tv_usec
= 0;
2363 * If the IRCd doesn't respond within
2364 * S_CLIENT_IRC_READ_TIMEOUT seconds, assume
2365 * it doesn't support STARTTLS. Many IRCds
2366 * will not give _any_ sort of response to a
2367 * STARTTLS command when it's not supported.
2369 if (!BIO_get_buffer_num_lines(fbio
)
2370 && !BIO_pending(fbio
)
2371 && !BIO_pending(sbio
)
2372 && select(width
, (void *)&readfds
, NULL
, NULL
,
2375 "Timeout waiting for response (%d seconds).\n",
2376 S_CLIENT_IRC_READ_TIMEOUT
);
2380 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
2381 if (mbuf_len
< 1 || sscanf(mbuf
, "%*s %d", &numeric
) != 1)
2383 /* :example.net 451 STARTTLS :You have not registered */
2384 /* :example.net 421 STARTTLS :Unknown command */
2385 if ((numeric
== 451 || numeric
== 421)
2386 && strstr(mbuf
, "STARTTLS") != NULL
) {
2387 BIO_printf(bio_err
, "STARTTLS not supported: %s", mbuf
);
2390 if (numeric
== 691) {
2391 BIO_printf(bio_err
, "STARTTLS negotiation failed: ");
2392 ERR_print_errors(bio_err
);
2395 } while (numeric
!= 670);
2397 (void)BIO_flush(fbio
);
2400 if (numeric
!= 670) {
2401 BIO_printf(bio_err
, "Server does not support STARTTLS.\n");
2409 /* SSL request packet */
2410 static const unsigned char ssl_req
[] = {
2411 /* payload_length, sequence_id */
2412 0x20, 0x00, 0x00, 0x01,
2414 /* capability flags, CLIENT_SSL always set */
2415 0x85, 0xae, 0x7f, 0x00,
2416 /* max-packet size */
2417 0x00, 0x00, 0x00, 0x01,
2420 /* string[23] reserved (all [0]) */
2421 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2422 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
2423 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
2426 int ssl_flg
= 0x800;
2428 const unsigned char *packet
= (const unsigned char *)sbuf
;
2430 /* Receiving Initial Handshake packet. */
2431 bytes
= BIO_read(sbio
, (void *)packet
, BUFSIZZ
);
2433 BIO_printf(bio_err
, "BIO_read failed\n");
2435 /* Packet length[3], Packet number[1] + minimum payload[17] */
2436 } else if (bytes
< 21) {
2437 BIO_printf(bio_err
, "MySQL packet too short.\n");
2439 } else if (bytes
!= (4 + packet
[0] +
2441 (packet
[2] << 16))) {
2442 BIO_printf(bio_err
, "MySQL packet length does not match.\n");
2444 /* protocol version[1] */
2445 } else if (packet
[4] != 0xA) {
2447 "Only MySQL protocol version 10 is supported.\n");
2452 /* server version[string+NULL] */
2455 BIO_printf(bio_err
, "Cannot confirm server version. ");
2457 } else if (packet
[pos
++] == '\0') {
2462 /* make sure we have at least 15 bytes left in the packet */
2463 if (pos
+ 15 > bytes
) {
2465 "MySQL server handshake packet is broken.\n");
2469 pos
+= 12; /* skip over conn id[4] + SALT[8] */
2470 if (packet
[pos
++] != '\0') { /* verify filler */
2472 "MySQL packet is broken.\n");
2476 /* capability flags[2] */
2477 if (!((packet
[pos
] + (packet
[pos
+ 1] << 8)) & ssl_flg
)) {
2478 BIO_printf(bio_err
, "MySQL server does not support SSL.\n");
2482 /* Sending SSL Handshake packet. */
2483 BIO_write(sbio
, ssl_req
, sizeof(ssl_req
));
2484 (void)BIO_flush(sbio
);
2487 case PROTO_POSTGRES
:
2489 static const unsigned char ssl_request
[] = {
2490 /* Length SSLRequest */
2491 0, 0, 0, 8, 4, 210, 22, 47
2495 /* Send SSLRequest packet */
2496 BIO_write(sbio
, ssl_request
, 8);
2497 (void)BIO_flush(sbio
);
2499 /* Reply will be a single S if SSL is enabled */
2500 bytes
= BIO_read(sbio
, sbuf
, BUFSIZZ
);
2501 if (bytes
!= 1 || sbuf
[0] != 'S')
2508 BIO
*fbio
= BIO_new(BIO_f_buffer());
2510 BIO_push(fbio
, sbio
);
2511 BIO_gets(fbio
, mbuf
, BUFSIZZ
);
2512 /* STARTTLS command requires CAPABILITIES... */
2513 BIO_printf(fbio
, "CAPABILITIES\r\n");
2514 (void)BIO_flush(fbio
);
2515 /* wait for multi-line CAPABILITIES response */
2517 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
2518 if (strstr(mbuf
, "STARTTLS"))
2520 } while (mbuf_len
> 1 && mbuf
[0] != '.');
2521 (void)BIO_flush(fbio
);
2526 "Didn't find STARTTLS in server response,"
2527 " trying anyway...\n");
2528 BIO_printf(sbio
, "STARTTLS\r\n");
2529 mbuf_len
= BIO_read(sbio
, mbuf
, BUFSIZZ
);
2531 BIO_printf(bio_err
, "BIO_read failed\n");
2534 mbuf
[mbuf_len
] = '\0';
2535 if (strstr(mbuf
, "382") == NULL
) {
2536 BIO_printf(bio_err
, "STARTTLS failed: %s", mbuf
);
2544 BIO
*fbio
= BIO_new(BIO_f_buffer());
2546 BIO_push(fbio
, sbio
);
2547 /* wait for multi-line response to end from Sieve */
2549 mbuf_len
= BIO_gets(fbio
, mbuf
, BUFSIZZ
);
2551 * According to RFC 5804 § 1.7, capability
2552 * is case-insensitive, make it uppercase
2554 if (mbuf_len
> 1 && mbuf
[0] == '"') {
2555 make_uppercase(mbuf
);
2556 if (strncmp(mbuf
, "\"STARTTLS\"", 10) == 0)
2559 } while (mbuf_len
> 1 && mbuf
[0] == '"');
2560 (void)BIO_flush(fbio
);
2565 "Didn't find STARTTLS in server response,"
2566 " trying anyway...\n");
2567 BIO_printf(sbio
, "STARTTLS\r\n");
2568 mbuf_len
= BIO_read(sbio
, mbuf
, BUFSIZZ
);
2570 BIO_printf(bio_err
, "BIO_read failed\n");
2573 mbuf
[mbuf_len
] = '\0';
2575 BIO_printf(bio_err
, "STARTTLS failed: %s", mbuf
);
2579 * According to RFC 5804 § 2.2, response codes are case-
2580 * insensitive, make it uppercase but preserve the response.
2582 strncpy(sbuf
, mbuf
, 2);
2583 make_uppercase(sbuf
);
2584 if (strncmp(sbuf
, "OK", 2) != 0) {
2585 BIO_printf(bio_err
, "STARTTLS not supported: %s", mbuf
);
2592 /* StartTLS Operation according to RFC 4511 */
2593 static char ldap_tls_genconf
[] = "asn1=SEQUENCE:LDAPMessage\n"
2595 "messageID=INTEGER:1\n"
2596 "extendedReq=EXPLICIT:23A,IMPLICIT:0C,"
2597 "FORMAT:ASCII,OCT:1.3.6.1.4.1.1466.20037\n";
2599 char *genstr
= NULL
;
2601 ASN1_TYPE
*atyp
= NULL
;
2602 BIO
*ldapbio
= BIO_new(BIO_s_mem());
2603 CONF
*cnf
= NCONF_new(NULL
);
2609 BIO_puts(ldapbio
, ldap_tls_genconf
);
2610 if (NCONF_load_bio(cnf
, ldapbio
, &errline
) <= 0) {
2614 BIO_printf(bio_err
, "NCONF_load_bio failed\n");
2617 BIO_printf(bio_err
, "Error on line %ld\n", errline
);
2622 genstr
= NCONF_get_string(cnf
, "default", "asn1");
2623 if (genstr
== NULL
) {
2625 BIO_printf(bio_err
, "NCONF_get_string failed\n");
2628 atyp
= ASN1_generate_nconf(genstr
, cnf
);
2631 BIO_printf(bio_err
, "ASN1_generate_nconf failed\n");
2636 /* Send SSLRequest packet */
2637 BIO_write(sbio
, atyp
->value
.sequence
->data
,
2638 atyp
->value
.sequence
->length
);
2639 (void)BIO_flush(sbio
);
2640 ASN1_TYPE_free(atyp
);
2642 mbuf_len
= BIO_read(sbio
, mbuf
, BUFSIZZ
);
2644 BIO_printf(bio_err
, "BIO_read failed\n");
2647 result
= ldap_ExtendedResponse_parse(mbuf
, mbuf_len
);
2649 BIO_printf(bio_err
, "ldap_ExtendedResponse_parse failed\n");
2651 } else if (result
> 0) {
2652 BIO_printf(bio_err
, "STARTTLS failed, LDAP Result Code: %i\n",
2661 if (early_data_file
!= NULL
2662 && ((SSL_get0_session(con
) != NULL
2663 && SSL_SESSION_get_max_early_data(SSL_get0_session(con
)) > 0)
2665 && SSL_SESSION_get_max_early_data(psksess
) > 0))) {
2666 BIO
*edfile
= BIO_new_file(early_data_file
, "r");
2667 size_t readbytes
, writtenbytes
;
2670 if (edfile
== NULL
) {
2671 BIO_printf(bio_err
, "Cannot open early data file\n");
2676 if (!BIO_read_ex(edfile
, cbuf
, BUFSIZZ
, &readbytes
))
2679 while (!SSL_write_early_data(con
, cbuf
, readbytes
, &writtenbytes
)) {
2680 switch (SSL_get_error(con
, 0)) {
2681 case SSL_ERROR_WANT_WRITE
:
2682 case SSL_ERROR_WANT_ASYNC
:
2683 case SSL_ERROR_WANT_READ
:
2684 /* Just keep trying - busy waiting */
2687 BIO_printf(bio_err
, "Error writing early data\n");
2689 ERR_print_errors(bio_err
);
2702 if ((SSL_version(con
) == DTLS1_VERSION
) &&
2703 DTLSv1_get_timeout(con
, &timeout
))
2704 timeoutp
= &timeout
;
2708 if (!SSL_is_init_finished(con
) && SSL_total_renegotiations(con
) == 0
2709 && SSL_get_key_update_type(con
) == SSL_KEY_UPDATE_NONE
) {
2718 BIO_puts(bio_err
, "CONNECTION ESTABLISHED\n");
2719 print_ssl_summary(con
);
2722 print_stuff(bio_c_out
, con
, full_log
);
2726 if (starttls_proto
) {
2727 BIO_write(bio_err
, mbuf
, mbuf_len
);
2728 /* We don't need to know any more */
2730 starttls_proto
= PROTO_OFF
;
2735 BIO_printf(bio_c_out
,
2736 "drop connection and then reconnect\n");
2737 do_ssl_shutdown(con
);
2738 SSL_set_connect_state(con
);
2739 BIO_closesocket(SSL_get_fd(con
));
2745 ssl_pending
= read_ssl
&& SSL_has_pending(con
);
2748 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
2751 * Note that select() returns when read _would not block_,
2752 * and EOF satisfies that. To avoid a CPU-hogging loop,
2753 * set the flag so we exit.
2755 if (read_tty
&& !at_eof
)
2756 openssl_fdset(fileno_stdin(), &readfds
);
2757 #if !defined(OPENSSL_SYS_VMS)
2759 openssl_fdset(fileno_stdout(), &writefds
);
2763 openssl_fdset(SSL_get_fd(con
), &readfds
);
2765 openssl_fdset(SSL_get_fd(con
), &writefds
);
2767 if (!tty_on
|| !write_tty
) {
2769 openssl_fdset(SSL_get_fd(con
), &readfds
);
2771 openssl_fdset(SSL_get_fd(con
), &writefds
);
2776 * Note: under VMS with SOCKETSHR the second parameter is
2777 * currently of type (int *) whereas under other systems it is
2778 * (void *) if you don't have a cast it will choke the compiler:
2779 * if you do have a cast then you can either go for (int *) or
2782 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2784 * Under Windows/DOS we make the assumption that we can always
2785 * write to the tty: therefore if we need to write to the tty we
2786 * just fall through. Otherwise we timeout the select every
2787 * second and see if there are any keypresses. Note: this is a
2788 * hack, in a proper Windows application we wouldn't do this.
2795 i
= select(width
, (void *)&readfds
, (void *)&writefds
,
2797 if (!i
&& (!has_stdin_waiting() || !read_tty
))
2800 i
= select(width
, (void *)&readfds
, (void *)&writefds
,
2804 i
= select(width
, (void *)&readfds
, (void *)&writefds
,
2808 BIO_printf(bio_err
, "bad select %d\n",
2809 get_last_socket_error());
2814 if ((SSL_version(con
) == DTLS1_VERSION
)
2815 && DTLSv1_handle_timeout(con
) > 0) {
2816 BIO_printf(bio_err
, "TIMEOUT occurred\n");
2819 if (!ssl_pending
&& FD_ISSET(SSL_get_fd(con
), &writefds
)) {
2820 k
= SSL_write(con
, &(cbuf
[cbuf_off
]), (unsigned int)cbuf_len
);
2821 switch (SSL_get_error(con
, k
)) {
2822 case SSL_ERROR_NONE
:
2827 /* we have done a write(con,NULL,0); */
2828 if (cbuf_len
<= 0) {
2831 } else { /* if (cbuf_len > 0) */
2837 case SSL_ERROR_WANT_WRITE
:
2838 BIO_printf(bio_c_out
, "write W BLOCK\n");
2842 case SSL_ERROR_WANT_ASYNC
:
2843 BIO_printf(bio_c_out
, "write A BLOCK\n");
2844 wait_for_async(con
);
2848 case SSL_ERROR_WANT_READ
:
2849 BIO_printf(bio_c_out
, "write R BLOCK\n");
2854 case SSL_ERROR_WANT_X509_LOOKUP
:
2855 BIO_printf(bio_c_out
, "write X BLOCK\n");
2857 case SSL_ERROR_ZERO_RETURN
:
2858 if (cbuf_len
!= 0) {
2859 BIO_printf(bio_c_out
, "shutdown\n");
2868 case SSL_ERROR_SYSCALL
:
2869 if ((k
!= 0) || (cbuf_len
!= 0)) {
2870 BIO_printf(bio_err
, "write:errno=%d\n",
2871 get_last_socket_error());
2878 case SSL_ERROR_WANT_ASYNC_JOB
:
2879 /* This shouldn't ever happen in s_client - treat as an error */
2881 ERR_print_errors(bio_err
);
2885 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_VMS)
2886 /* Assume Windows/DOS/BeOS can always write */
2887 else if (!ssl_pending
&& write_tty
)
2889 else if (!ssl_pending
&& FD_ISSET(fileno_stdout(), &writefds
))
2892 #ifdef CHARSET_EBCDIC
2893 ascii2ebcdic(&(sbuf
[sbuf_off
]), &(sbuf
[sbuf_off
]), sbuf_len
);
2895 i
= raw_write_stdout(&(sbuf
[sbuf_off
]), sbuf_len
);
2898 BIO_printf(bio_c_out
, "DONE\n");
2905 if (sbuf_len
<= 0) {
2909 } else if (ssl_pending
|| FD_ISSET(SSL_get_fd(con
), &readfds
)) {
2914 SSL_renegotiate(con
);
2919 k
= SSL_read(con
, sbuf
, 1024 /* BUFSIZZ */ );
2921 switch (SSL_get_error(con
, k
)) {
2922 case SSL_ERROR_NONE
:
2931 case SSL_ERROR_WANT_ASYNC
:
2932 BIO_printf(bio_c_out
, "read A BLOCK\n");
2933 wait_for_async(con
);
2936 if ((read_tty
== 0) && (write_ssl
== 0))
2939 case SSL_ERROR_WANT_WRITE
:
2940 BIO_printf(bio_c_out
, "read W BLOCK\n");
2944 case SSL_ERROR_WANT_READ
:
2945 BIO_printf(bio_c_out
, "read R BLOCK\n");
2948 if ((read_tty
== 0) && (write_ssl
== 0))
2951 case SSL_ERROR_WANT_X509_LOOKUP
:
2952 BIO_printf(bio_c_out
, "read X BLOCK\n");
2954 case SSL_ERROR_SYSCALL
:
2955 ret
= get_last_socket_error();
2957 BIO_puts(bio_err
, "CONNECTION CLOSED BY SERVER\n");
2959 BIO_printf(bio_err
, "read:errno=%d\n", ret
);
2961 case SSL_ERROR_ZERO_RETURN
:
2962 BIO_printf(bio_c_out
, "closed\n");
2965 case SSL_ERROR_WANT_ASYNC_JOB
:
2966 /* This shouldn't ever happen in s_client. Treat as an error */
2968 ERR_print_errors(bio_err
);
2972 /* OPENSSL_SYS_MSDOS includes OPENSSL_SYS_WINDOWS */
2973 #if defined(OPENSSL_SYS_MSDOS)
2974 else if (has_stdin_waiting())
2976 else if (FD_ISSET(fileno_stdin(), &readfds
))
2982 i
= raw_read_stdin(cbuf
, BUFSIZZ
/ 2);
2984 /* both loops are skipped when i <= 0 */
2985 for (j
= 0; j
< i
; j
++)
2986 if (cbuf
[j
] == '\n')
2988 for (j
= i
- 1; j
>= 0; j
--) {
2989 cbuf
[j
+ lf_num
] = cbuf
[j
];
2990 if (cbuf
[j
] == '\n') {
2993 cbuf
[j
+ lf_num
] = '\r';
2996 assert(lf_num
== 0);
2998 i
= raw_read_stdin(cbuf
, BUFSIZZ
);
2999 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
3004 if ((!c_ign_eof
) && ((i
<= 0) || (cbuf
[0] == 'Q' && cmdletters
))) {
3005 BIO_printf(bio_err
, "DONE\n");
3010 if ((!c_ign_eof
) && (cbuf
[0] == 'R' && cmdletters
)) {
3011 BIO_printf(bio_err
, "RENEGOTIATING\n");
3012 SSL_renegotiate(con
);
3016 if (!c_ign_eof
&& (cbuf
[0] == 'K' || cbuf
[0] == 'k' )
3018 BIO_printf(bio_err
, "KEYUPDATE\n");
3020 cbuf
[0] == 'K' ? SSL_KEY_UPDATE_REQUESTED
3021 : SSL_KEY_UPDATE_NOT_REQUESTED
);
3024 #ifndef OPENSSL_NO_HEARTBEATS
3025 else if ((!c_ign_eof
) && (cbuf
[0] == 'B' && cmdletters
)) {
3026 BIO_printf(bio_err
, "HEARTBEATING\n");
3034 #ifdef CHARSET_EBCDIC
3035 ebcdic2ascii(cbuf
, cbuf
, i
);
3047 print_stuff(bio_c_out
, con
, full_log
);
3048 do_ssl_shutdown(con
);
3051 * Give the socket time to send its last data before we close it.
3052 * No amount of setting SO_LINGER etc on the socket seems to persuade
3053 * Windows to send the data before closing the socket...but sleeping
3054 * for a short time seems to do it (units in ms)
3055 * TODO: Find a better way to do this
3057 #if defined(OPENSSL_SYS_WINDOWS)
3059 #elif defined(OPENSSL_SYS_CYGWIN)
3064 * If we ended with an alert being sent, but still with data in the
3065 * network buffer to be read, then calling BIO_closesocket() will
3066 * result in a TCP-RST being sent. On some platforms (notably
3067 * Windows) then this will result in the peer immediately abandoning
3068 * the connection including any buffered alert data before it has
3069 * had a chance to be read. Shutting down the sending side first,
3070 * and then closing the socket sends TCP-FIN first followed by
3071 * TCP-RST. This seems to allow the peer to read the alert data.
3073 shutdown(SSL_get_fd(con
), 1); /* SHUT_WR */
3074 BIO_closesocket(SSL_get_fd(con
));
3078 print_stuff(bio_c_out
, con
, 1);
3081 SSL_SESSION_free(psksess
);
3082 #if !defined(OPENSSL_NO_NEXTPROTONEG)
3083 OPENSSL_free(next_proto
.data
);
3086 set_keylog_file(NULL
, NULL
);
3088 sk_X509_CRL_pop_free(crls
, X509_CRL_free
);
3090 sk_X509_pop_free(chain
, X509_free
);
3092 #ifndef OPENSSL_NO_SRP
3093 OPENSSL_free(srp_arg
.srppassin
);
3095 OPENSSL_free(connectstr
);
3096 OPENSSL_free(bindstr
);
3099 X509_VERIFY_PARAM_free(vpm
);
3100 ssl_excert_free(exc
);
3101 sk_OPENSSL_STRING_free(ssl_args
);
3102 sk_OPENSSL_STRING_free(dane_tlsa_rrset
);
3103 SSL_CONF_CTX_free(cctx
);
3104 OPENSSL_clear_free(cbuf
, BUFSIZZ
);
3105 OPENSSL_clear_free(sbuf
, BUFSIZZ
);
3106 OPENSSL_clear_free(mbuf
, BUFSIZZ
);
3108 BIO_free(bio_c_out
);
3110 BIO_free(bio_c_msg
);
3115 static void print_stuff(BIO
*bio
, SSL
*s
, int full
)
3119 const SSL_CIPHER
*c
;
3121 #ifndef OPENSSL_NO_COMP
3122 const COMP_METHOD
*comp
, *expansion
;
3124 unsigned char *exportedkeymat
;
3125 #ifndef OPENSSL_NO_CT
3126 const SSL_CTX
*ctx
= SSL_get_SSL_CTX(s
);
3130 int got_a_chain
= 0;
3132 sk
= SSL_get_peer_cert_chain(s
);
3136 BIO_printf(bio
, "---\nCertificate chain\n");
3137 for (i
= 0; i
< sk_X509_num(sk
); i
++) {
3138 BIO_printf(bio
, "%2d s:", i
);
3139 X509_NAME_print_ex(bio
, X509_get_subject_name(sk_X509_value(sk
, i
)), 0, get_nameopt());
3140 BIO_puts(bio
, "\n");
3141 BIO_printf(bio
, " i:");
3142 X509_NAME_print_ex(bio
, X509_get_issuer_name(sk_X509_value(sk
, i
)), 0, get_nameopt());
3143 BIO_puts(bio
, "\n");
3145 PEM_write_bio_X509(bio
, sk_X509_value(sk
, i
));
3149 BIO_printf(bio
, "---\n");
3150 peer
= SSL_get_peer_certificate(s
);
3152 BIO_printf(bio
, "Server certificate\n");
3154 /* Redundant if we showed the whole chain */
3155 if (!(c_showcerts
&& got_a_chain
))
3156 PEM_write_bio_X509(bio
, peer
);
3157 dump_cert_text(bio
, peer
);
3159 BIO_printf(bio
, "no peer certificate available\n");
3161 print_ca_names(bio
, s
);
3163 ssl_print_sigalgs(bio
, s
);
3164 ssl_print_tmp_key(bio
, s
);
3166 #ifndef OPENSSL_NO_CT
3168 * When the SSL session is anonymous, or resumed via an abbreviated
3169 * handshake, no SCTs are provided as part of the handshake. While in
3170 * a resumed session SCTs may be present in the session's certificate,
3171 * no callbacks are invoked to revalidate these, and in any case that
3172 * set of SCTs may be incomplete. Thus it makes little sense to
3173 * attempt to display SCTs from a resumed session's certificate, and of
3174 * course none are associated with an anonymous peer.
3176 if (peer
!= NULL
&& !SSL_session_reused(s
) && SSL_ct_is_enabled(s
)) {
3177 const STACK_OF(SCT
) *scts
= SSL_get0_peer_scts(s
);
3178 int sct_count
= scts
!= NULL
? sk_SCT_num(scts
) : 0;
3180 BIO_printf(bio
, "---\nSCTs present (%i)\n", sct_count
);
3181 if (sct_count
> 0) {
3182 const CTLOG_STORE
*log_store
= SSL_CTX_get0_ctlog_store(ctx
);
3184 BIO_printf(bio
, "---\n");
3185 for (i
= 0; i
< sct_count
; ++i
) {
3186 SCT
*sct
= sk_SCT_value(scts
, i
);
3188 BIO_printf(bio
, "SCT validation status: %s\n",
3189 SCT_validation_status_string(sct
));
3190 SCT_print(sct
, bio
, 0, log_store
);
3191 if (i
< sct_count
- 1)
3192 BIO_printf(bio
, "\n---\n");
3194 BIO_printf(bio
, "\n");
3200 "---\nSSL handshake has read %ju bytes "
3201 "and written %ju bytes\n",
3202 BIO_number_read(SSL_get_rbio(s
)),
3203 BIO_number_written(SSL_get_wbio(s
)));
3205 print_verify_detail(s
, bio
);
3206 BIO_printf(bio
, (SSL_session_reused(s
) ? "---\nReused, " : "---\nNew, "));
3207 c
= SSL_get_current_cipher(s
);
3208 BIO_printf(bio
, "%s, Cipher is %s\n",
3209 SSL_CIPHER_get_version(c
), SSL_CIPHER_get_name(c
));
3213 pktmp
= X509_get0_pubkey(peer
);
3214 BIO_printf(bio
, "Server public key is %d bit\n",
3215 EVP_PKEY_bits(pktmp
));
3217 BIO_printf(bio
, "Secure Renegotiation IS%s supported\n",
3218 SSL_get_secure_renegotiation_support(s
) ? "" : " NOT");
3219 #ifndef OPENSSL_NO_COMP
3220 comp
= SSL_get_current_compression(s
);
3221 expansion
= SSL_get_current_expansion(s
);
3222 BIO_printf(bio
, "Compression: %s\n",
3223 comp
? SSL_COMP_get_name(comp
) : "NONE");
3224 BIO_printf(bio
, "Expansion: %s\n",
3225 expansion
? SSL_COMP_get_name(expansion
) : "NONE");
3230 /* Print out local port of connection: useful for debugging */
3232 union BIO_sock_info_u info
;
3234 sock
= SSL_get_fd(s
);
3235 if ((info
.addr
= BIO_ADDR_new()) != NULL
3236 && BIO_sock_info(sock
, BIO_SOCK_INFO_ADDRESS
, &info
)) {
3237 BIO_printf(bio_c_out
, "LOCAL PORT is %u\n",
3238 ntohs(BIO_ADDR_rawport(info
.addr
)));
3240 BIO_ADDR_free(info
.addr
);
3244 #if !defined(OPENSSL_NO_NEXTPROTONEG)
3245 if (next_proto
.status
!= -1) {
3246 const unsigned char *proto
;
3247 unsigned int proto_len
;
3248 SSL_get0_next_proto_negotiated(s
, &proto
, &proto_len
);
3249 BIO_printf(bio
, "Next protocol: (%d) ", next_proto
.status
);
3250 BIO_write(bio
, proto
, proto_len
);
3251 BIO_write(bio
, "\n", 1);
3255 const unsigned char *proto
;
3256 unsigned int proto_len
;
3257 SSL_get0_alpn_selected(s
, &proto
, &proto_len
);
3258 if (proto_len
> 0) {
3259 BIO_printf(bio
, "ALPN protocol: ");
3260 BIO_write(bio
, proto
, proto_len
);
3261 BIO_write(bio
, "\n", 1);
3263 BIO_printf(bio
, "No ALPN negotiated\n");
3266 #ifndef OPENSSL_NO_SRTP
3268 SRTP_PROTECTION_PROFILE
*srtp_profile
=
3269 SSL_get_selected_srtp_profile(s
);
3272 BIO_printf(bio
, "SRTP Extension negotiated, profile=%s\n",
3273 srtp_profile
->name
);
3277 if (SSL_version(s
) == TLS1_3_VERSION
) {
3278 switch (SSL_get_early_data_status(s
)) {
3279 case SSL_EARLY_DATA_NOT_SENT
:
3280 BIO_printf(bio
, "Early data was not sent\n");
3283 case SSL_EARLY_DATA_REJECTED
:
3284 BIO_printf(bio
, "Early data was rejected\n");
3287 case SSL_EARLY_DATA_ACCEPTED
:
3288 BIO_printf(bio
, "Early data was accepted\n");
3294 SSL_SESSION_print(bio
, SSL_get_session(s
));
3295 if (SSL_get_session(s
) != NULL
&& keymatexportlabel
!= NULL
) {
3296 BIO_printf(bio
, "Keying material exporter:\n");
3297 BIO_printf(bio
, " Label: '%s'\n", keymatexportlabel
);
3298 BIO_printf(bio
, " Length: %i bytes\n", keymatexportlen
);
3299 exportedkeymat
= app_malloc(keymatexportlen
, "export key");
3300 if (!SSL_export_keying_material(s
, exportedkeymat
,
3303 strlen(keymatexportlabel
),
3305 BIO_printf(bio
, " Error\n");
3307 BIO_printf(bio
, " Keying material: ");
3308 for (i
= 0; i
< keymatexportlen
; i
++)
3309 BIO_printf(bio
, "%02X", exportedkeymat
[i
]);
3310 BIO_printf(bio
, "\n");
3312 OPENSSL_free(exportedkeymat
);
3314 BIO_printf(bio
, "---\n");
3316 /* flush, or debugging output gets mixed with http response */
3317 (void)BIO_flush(bio
);
3320 # ifndef OPENSSL_NO_OCSP
3321 static int ocsp_resp_cb(SSL
*s
, void *arg
)
3323 const unsigned char *p
;
3326 len
= SSL_get_tlsext_status_ocsp_resp(s
, &p
);
3327 BIO_puts(arg
, "OCSP response: ");
3329 BIO_puts(arg
, "no response sent\n");
3332 rsp
= d2i_OCSP_RESPONSE(NULL
, &p
, len
);
3334 BIO_puts(arg
, "response parse error\n");
3335 BIO_dump_indent(arg
, (char *)p
, len
, 4);
3338 BIO_puts(arg
, "\n======================================\n");
3339 OCSP_RESPONSE_print(arg
, rsp
, 0);
3340 BIO_puts(arg
, "======================================\n");
3341 OCSP_RESPONSE_free(rsp
);
3346 static int ldap_ExtendedResponse_parse(const char *buf
, long rem
)
3348 const unsigned char *cur
, *end
;
3350 int tag
, xclass
, inf
, ret
= -1;
3352 cur
= (const unsigned char *)buf
;
3358 * LDAPMessage ::= SEQUENCE {
3359 * messageID MessageID,
3360 * protocolOp CHOICE {
3362 * extendedResp ExtendedResponse,
3364 * controls [0] Controls OPTIONAL }
3366 * ExtendedResponse ::= [APPLICATION 24] SEQUENCE {
3367 * COMPONENTS OF LDAPResult,
3368 * responseName [10] LDAPOID OPTIONAL,
3369 * responseValue [11] OCTET STRING OPTIONAL }
3371 * LDAPResult ::= SEQUENCE {
3372 * resultCode ENUMERATED {
3378 * diagnosticMessage LDAPString,
3379 * referral [3] Referral OPTIONAL }
3383 inf
= ASN1_get_object(&cur
, &len
, &tag
, &xclass
, rem
);
3384 if (inf
!= V_ASN1_CONSTRUCTED
|| tag
!= V_ASN1_SEQUENCE
||
3385 (rem
= end
- cur
, len
> rem
)) {
3386 BIO_printf(bio_err
, "Unexpected LDAP response\n");
3390 rem
= len
; /* ensure that we don't overstep the SEQUENCE */
3392 /* pull MessageID */
3393 inf
= ASN1_get_object(&cur
, &len
, &tag
, &xclass
, rem
);
3394 if (inf
!= V_ASN1_UNIVERSAL
|| tag
!= V_ASN1_INTEGER
||
3395 (rem
= end
- cur
, len
> rem
)) {
3396 BIO_printf(bio_err
, "No MessageID\n");
3400 cur
+= len
; /* shall we check for MessageId match or just skip? */
3402 /* pull [APPLICATION 24] */
3404 inf
= ASN1_get_object(&cur
, &len
, &tag
, &xclass
, rem
);
3405 if (inf
!= V_ASN1_CONSTRUCTED
|| xclass
!= V_ASN1_APPLICATION
||
3407 BIO_printf(bio_err
, "Not ExtendedResponse\n");
3411 /* pull resultCode */
3413 inf
= ASN1_get_object(&cur
, &len
, &tag
, &xclass
, rem
);
3414 if (inf
!= V_ASN1_UNIVERSAL
|| tag
!= V_ASN1_ENUMERATED
|| len
== 0 ||
3415 (rem
= end
- cur
, len
> rem
)) {
3416 BIO_printf(bio_err
, "Not LDAPResult\n");
3420 /* len should always be one, but just in case... */
3421 for (ret
= 0, inf
= 0; inf
< len
; inf
++) {
3425 /* There is more data, but we don't care... */
3430 #endif /* OPENSSL_NO_SOCK */