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) {
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(*endp) ||
557 v != (*result = (uint8_t) v)) {
560 for (in = endp; isspace(*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, OPT_JPAKE,
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)"},
783 # ifndef OPENSSL_NO_JPAKE
784 {"jpake", OPT_JPAKE, 's', "JPAKE secret to use"},
787 #ifndef OPENSSL_NO_SRP
788 {"srpuser", OPT_SRPUSER, 's', "SRP authentification for 'user'"},
789 {"srppass", OPT_SRPPASS, 's', "Password for 'user'"},
790 {"srp_lateuser", OPT_SRP_LATEUSER, '-',
791 "SRP username into second ClientHello message"},
792 {"srp_moregroups", OPT_SRP_MOREGROUPS, '-',
793 "Tolerate other than the known g N values."},
794 {"srp_strength", OPT_SRP_STRENGTH, 'p', "Minimal length in bits for N"},
796 #ifndef OPENSSL_NO_NEXTPROTONEG
797 {"nextprotoneg", OPT_NEXTPROTONEG, 's',
798 "Enable NPN extension, considering named protocols supported (comma-separated list)"},
800 #ifndef OPENSSL_NO_ENGINE
801 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
802 {"ssl_client_engine", OPT_SSL_CLIENT_ENGINE, 's'},
807 typedef enum PROTOCOL_choice {
820 static OPT_PAIR services[] = {
821 {"smtp", PROTO_SMTP},
822 {"pop3", PROTO_POP3},
823 {"imap", PROTO_IMAP},
825 {"xmpp", PROTO_XMPP},
826 {"xmpp-server", PROTO_XMPP_SERVER},
827 {"telnet", PROTO_TELNET},
832 int s_client_main(int argc, char **argv)
835 EVP_PKEY *key = NULL;
838 STACK_OF(X509) *chain = NULL;
840 X509_VERIFY_PARAM *vpm = NULL;
841 SSL_EXCERT *exc = NULL;
842 SSL_CONF_CTX *cctx = NULL;
843 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
844 char *dane_tlsa_domain = NULL;
845 STACK_OF(OPENSSL_STRING) *dane_tlsa_rrset = NULL;
846 STACK_OF(X509_CRL) *crls = NULL;
847 const SSL_METHOD *meth = TLS_client_method();
848 char *CApath = NULL, *CAfile = NULL, *cbuf = NULL, *sbuf = NULL;
849 char *mbuf = NULL, *proxystr = NULL, *connectstr = NULL;
850 char *cert_file = NULL, *key_file = NULL, *chain_file = NULL;
851 char *chCApath = NULL, *chCAfile = NULL, *host = NULL;
852 char *port = BUF_strdup(PORT);
854 char *passarg = NULL, *pass = NULL, *vfyCApath = NULL, *vfyCAfile = NULL;
855 char *sess_in = NULL, *sess_out = NULL, *crl_file = NULL, *p;
856 char *jpake_secret = NULL, *xmpphost = NULL;
857 const char *ehlo = "mail.example.com";
858 struct sockaddr peer;
859 struct timeval timeout, *timeoutp;
860 fd_set readfds, writefds;
861 int noCApath = 0, noCAfile = 0;
862 int build_chain = 0, cbuf_len, cbuf_off, cert_format = FORMAT_PEM;
863 int key_format = FORMAT_PEM, crlf = 0, full_log = 1, mbuf_len = 0;
865 int enable_timeouts = 0, sdebug = 0, peerlen = sizeof peer;
866 int reconnect = 0, verify = SSL_VERIFY_NONE, vpmtouched = 0;
867 int ret = 1, in_init = 1, i, nbio_test = 0, s = -1, k, width, state = 0;
868 int sbuf_len, sbuf_off, cmdletters = 1;
869 int socket_family = AF_UNSPEC, socket_type = SOCK_STREAM;
870 int starttls_proto = PROTO_OFF, crl_format = FORMAT_PEM, crl_download = 0;
871 int write_tty, read_tty, write_ssl, read_ssl, tty_on, ssl_pending;
872 int fallback_scsv = 0;
873 long socket_mtu = 0, randamt = 0;
875 #ifndef OPENSSL_NO_ENGINE
876 ENGINE *ssl_client_engine = NULL;
879 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
882 char *servername = NULL;
883 const char *alpn_in = NULL;
884 tlsextctx tlsextcbp = { NULL, 0 };
885 const char *ssl_config = NULL;
886 #define MAX_SI_TYPES 100
887 unsigned short serverinfo_types[MAX_SI_TYPES];
888 int serverinfo_count = 0, start = 0, len;
889 #ifndef OPENSSL_NO_NEXTPROTONEG
890 const char *next_proto_neg_in = NULL;
892 #ifndef OPENSSL_NO_SRP
893 char *srppass = NULL;
894 int srp_lateuser = 0;
895 SRP_ARG srp_arg = { NULL, NULL, 0, 0, 0, 1024 };
898 prog = opt_progname(argv[0]);
906 verify_error = X509_V_OK;
907 vpm = X509_VERIFY_PARAM_new();
908 cbuf = app_malloc(BUFSIZZ, "cbuf");
909 sbuf = app_malloc(BUFSIZZ, "sbuf");
910 mbuf = app_malloc(BUFSIZZ, "mbuf");
911 cctx = SSL_CONF_CTX_new();
913 if (vpm == NULL || cctx == NULL) {
914 BIO_printf(bio_err, "%s: out of memory\n", prog);
918 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CLIENT | SSL_CONF_FLAG_CMDLINE);
920 prog = opt_init(argc, argv, s_client_options);
921 while ((o = opt_next()) != OPT_EOF) {
926 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
929 opt_help(s_client_options);
934 if (socket_family == AF_UNIX) {
935 OPENSSL_free(host); host = NULL;
936 OPENSSL_free(port); port = NULL;
939 socket_family = AF_INET;
945 if (socket_family == AF_UNIX) {
946 OPENSSL_free(host); host = NULL;
947 OPENSSL_free(port); port = NULL;
950 socket_family = AF_INET6;
953 BIO_printf(bio_err, "%s: IPv6 domain sockets unsupported\n", prog);
959 if (socket_family == AF_UNIX) {
960 OPENSSL_free(host); host = NULL;
961 OPENSSL_free(port); port = NULL;
962 socket_family = AF_UNSPEC;
965 OPENSSL_free(host); host = BUF_strdup(opt_arg());
969 if (socket_family == AF_UNIX) {
970 OPENSSL_free(host); host = NULL;
971 OPENSSL_free(port); port = NULL;
972 socket_family = AF_UNSPEC;
975 OPENSSL_free(port); port = BUF_strdup(opt_arg());
979 if (socket_family == AF_UNIX) {
980 socket_family = AF_UNSPEC;
983 OPENSSL_free(host); host = NULL;
984 OPENSSL_free(port); port = NULL;
985 connectstr = opt_arg();
988 proxystr = opt_arg();
989 starttls_proto = PROTO_CONNECT;
993 socket_family = AF_UNIX;
994 OPENSSL_free(host); host = BUF_strdup(opt_arg());
995 OPENSSL_free(port); port = NULL;
999 xmpphost = opt_arg();
1005 verify = SSL_VERIFY_PEER;
1006 verify_depth = atoi(opt_arg());
1008 BIO_printf(bio_err, "verify depth is %d\n", verify_depth);
1011 cert_file = opt_arg();
1014 crl_file = opt_arg();
1016 case OPT_CRL_DOWNLOAD:
1020 sess_out = opt_arg();
1023 sess_in = opt_arg();
1026 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &cert_format))
1030 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &crl_format))
1033 case OPT_VERIFY_RET_ERROR:
1034 verify_return_error = 1;
1036 case OPT_VERIFY_QUIET:
1040 c_brief = verify_quiet = c_quiet = 1;
1043 if (ssl_args == NULL)
1044 ssl_args = sk_OPENSSL_STRING_new_null();
1045 if (ssl_args == NULL
1046 || !sk_OPENSSL_STRING_push(ssl_args, opt_flag())
1047 || !sk_OPENSSL_STRING_push(ssl_args, opt_arg())) {
1048 BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
1053 if (!opt_verify(o, vpm))
1058 if (!args_excert(o, &exc))
1068 c_quiet = c_ign_eof = 1;
1077 e = setup_engine(opt_arg(), 1);
1079 case OPT_SSL_CLIENT_ENGINE:
1080 #ifndef OPENSSL_NO_ENGINE
1081 ssl_client_engine = ENGINE_by_id(opt_arg());
1082 if (ssl_client_engine == NULL) {
1083 BIO_printf(bio_err, "Error getting client auth engine\n");
1095 case OPT_NO_IGN_EOF:
1101 case OPT_TLSEXTDEBUG:
1116 bio_c_msg = BIO_new_file(opt_arg(), "w");
1119 #ifndef OPENSSL_NO_SSL_TRACE
1123 case OPT_SECURITY_DEBUG:
1126 case OPT_SECURITY_DEBUG_VERBOSE:
1138 #ifndef OPENSSL_NO_PSK
1139 case OPT_PSK_IDENTITY:
1140 psk_identity = opt_arg();
1143 for (p = psk_key = opt_arg(); *p; p++) {
1146 BIO_printf(bio_err, "Not a hex number '%s'\n", psk_key);
1151 case OPT_PSK_IDENTITY:
1155 #ifndef OPENSSL_NO_SRP
1157 srp_arg.srplogin = opt_arg();
1158 meth = TLSv1_client_method();
1161 srppass = opt_arg();
1162 meth = TLSv1_client_method();
1164 case OPT_SRP_STRENGTH:
1165 srp_arg.strength = atoi(opt_arg());
1166 BIO_printf(bio_err, "SRP minimal length for N is %d\n",
1168 meth = TLSv1_client_method();
1170 case OPT_SRP_LATEUSER:
1172 meth = TLSv1_client_method();
1174 case OPT_SRP_MOREGROUPS:
1176 meth = TLSv1_client_method();
1181 case OPT_SRP_STRENGTH:
1182 case OPT_SRP_LATEUSER:
1183 case OPT_SRP_MOREGROUPS:
1186 case OPT_SSL_CONFIG:
1187 ssl_config = opt_arg();
1190 #ifndef OPENSSL_NO_SSL3
1191 meth = SSLv3_client_method();
1195 #ifndef OPENSSL_NO_TLS1_2
1196 meth = TLSv1_2_client_method();
1200 #ifndef OPENSSL_NO_TLS1_1
1201 meth = TLSv1_1_client_method();
1205 #ifndef OPENSSL_NO_TLS1
1206 meth = TLSv1_client_method();
1210 #ifndef OPENSSL_NO_DTLS
1211 meth = DTLS_client_method();
1212 socket_type = SOCK_DGRAM;
1216 #ifndef OPENSSL_NO_DTLS1
1217 meth = DTLSv1_client_method();
1218 socket_type = SOCK_DGRAM;
1222 #ifndef OPENSSL_NO_DTLS1_2
1223 meth = DTLSv1_2_client_method();
1224 socket_type = SOCK_DGRAM;
1228 #ifndef OPENSSL_NO_DTLS
1229 enable_timeouts = 1;
1233 #ifndef OPENSSL_NO_DTLS
1234 socket_mtu = atol(opt_arg());
1237 case OPT_FALLBACKSCSV:
1241 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &key_format))
1245 passarg = opt_arg();
1247 case OPT_CERT_CHAIN:
1248 chain_file = opt_arg();
1251 key_file = opt_arg();
1262 case OPT_CHAINCAPATH:
1263 chCApath = opt_arg();
1265 case OPT_VERIFYCAPATH:
1266 vfyCApath = opt_arg();
1268 case OPT_BUILD_CHAIN:
1277 case OPT_CHAINCAFILE:
1278 chCAfile = opt_arg();
1280 case OPT_VERIFYCAFILE:
1281 vfyCAfile = opt_arg();
1283 case OPT_DANE_TLSA_DOMAIN:
1284 dane_tlsa_domain = opt_arg();
1286 case OPT_DANE_TLSA_RRDATA:
1287 if (dane_tlsa_rrset == NULL)
1288 dane_tlsa_rrset = sk_OPENSSL_STRING_new_null();
1289 if (dane_tlsa_rrset == NULL ||
1290 !sk_OPENSSL_STRING_push(dane_tlsa_rrset, opt_arg())) {
1291 BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
1295 case OPT_NEXTPROTONEG:
1296 next_proto_neg_in = opt_arg();
1299 alpn_in = opt_arg();
1301 case OPT_SERVERINFO:
1304 for (start = 0, i = 0; i <= len; ++i) {
1305 if (i == len || p[i] == ',') {
1306 serverinfo_types[serverinfo_count] = atoi(p + start);
1307 if (++serverinfo_count == MAX_SI_TYPES)
1314 if (!opt_pair(opt_arg(), services, &starttls_proto))
1316 case OPT_SERVERNAME:
1317 servername = opt_arg();
1320 #ifndef OPENSSL_NO_JPAKE
1321 jpake_secret = opt_arg();
1325 srtp_profiles = opt_arg();
1327 case OPT_KEYMATEXPORT:
1328 keymatexportlabel = opt_arg();
1330 case OPT_KEYMATEXPORTLEN:
1331 keymatexportlen = atoi(opt_arg());
1338 argc = opt_num_rest();
1343 char *tmp_host = host, *tmp_port = port;
1344 if (connectstr == NULL) {
1345 BIO_printf(bio_err, "%s: -proxy requires use of -connect\n", prog);
1348 res = BIO_parse_hostserv(proxystr, &host, &port, BIO_PARSE_PRIO_HOST);
1349 if (tmp_host != host)
1350 OPENSSL_free(tmp_host);
1351 if (tmp_port != port)
1352 OPENSSL_free(tmp_port);
1354 BIO_printf(bio_err, "%s: -proxy argument malformed or ambiguous\n",
1360 char *tmp_host = host, *tmp_port = port;
1361 if (connectstr != NULL)
1362 res = BIO_parse_hostserv(connectstr, &host, &port,
1363 BIO_PARSE_PRIO_HOST);
1364 if (tmp_host != host)
1365 OPENSSL_free(tmp_host);
1366 if (tmp_port != port)
1367 OPENSSL_free(tmp_port);
1370 "%s: -connect argument malformed or ambiguous\n",
1376 if (socket_family == AF_UNIX && socket_type != SOCK_STREAM) {
1378 "Can't use unix sockets and datagrams together\n");
1381 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1384 BIO_printf(bio_err, "Can't use JPAKE and PSK together\n");
1387 psk_identity = "JPAKE";
1391 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1392 next_proto.status = -1;
1393 if (next_proto_neg_in) {
1395 next_protos_parse(&next_proto.len, next_proto_neg_in);
1396 if (next_proto.data == NULL) {
1397 BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n");
1401 next_proto.data = NULL;
1404 if (!app_passwd(passarg, NULL, &pass, NULL)) {
1405 BIO_printf(bio_err, "Error getting password\n");
1409 if (key_file == NULL)
1410 key_file = cert_file;
1413 key = load_key(key_file, key_format, 0, pass, e,
1414 "client certificate private key file");
1416 ERR_print_errors(bio_err);
1422 cert = load_cert(cert_file, cert_format,
1423 NULL, e, "client certificate file");
1425 ERR_print_errors(bio_err);
1431 if (!load_certs(chain_file, &chain, FORMAT_PEM, NULL, e,
1432 "client certificate chain"))
1438 crl = load_crl(crl_file, crl_format);
1440 BIO_puts(bio_err, "Error loading CRL\n");
1441 ERR_print_errors(bio_err);
1444 crls = sk_X509_CRL_new_null();
1445 if (crls == NULL || !sk_X509_CRL_push(crls, crl)) {
1446 BIO_puts(bio_err, "Error adding CRL\n");
1447 ERR_print_errors(bio_err);
1453 if (!load_excert(&exc))
1456 if (!app_RAND_load_file(NULL, 1) && inrand == NULL
1457 && !RAND_status()) {
1459 "warning, not much extra random data, consider using the -rand option\n");
1461 if (inrand != NULL) {
1462 randamt = app_RAND_load_files(inrand);
1463 BIO_printf(bio_err, "%ld semi-random bytes loaded\n", randamt);
1466 if (bio_c_out == NULL) {
1467 if (c_quiet && !c_debug) {
1468 bio_c_out = BIO_new(BIO_s_null());
1469 if (c_msg && !bio_c_msg)
1470 bio_c_msg = dup_bio_out(FORMAT_TEXT);
1471 } else if (bio_c_out == NULL)
1472 bio_c_out = dup_bio_out(FORMAT_TEXT);
1474 #ifndef OPENSSL_NO_SRP
1475 if (!app_passwd(srppass, NULL, &srp_arg.srppassin, NULL)) {
1476 BIO_printf(bio_err, "Error getting password\n");
1481 ctx = SSL_CTX_new(meth);
1483 ERR_print_errors(bio_err);
1488 ssl_ctx_security_debug(ctx, sdebug);
1491 if (SSL_CTX_config(ctx, ssl_config) == 0) {
1492 BIO_printf(bio_err, "Error using configuration \"%s\"\n",
1494 ERR_print_errors(bio_err);
1499 if (vpmtouched && !SSL_CTX_set1_param(ctx, vpm)) {
1500 BIO_printf(bio_err, "Error setting verify params\n");
1501 ERR_print_errors(bio_err);
1506 SSL_CTX_set_mode(ctx, SSL_MODE_ASYNC);
1507 ASYNC_init(1, 0, 0);
1510 if (!config_ctx(cctx, ssl_args, ctx, jpake_secret == NULL))
1513 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1514 crls, crl_download)) {
1515 BIO_printf(bio_err, "Error loading store locations\n");
1516 ERR_print_errors(bio_err);
1519 #ifndef OPENSSL_NO_ENGINE
1520 if (ssl_client_engine) {
1521 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine)) {
1522 BIO_puts(bio_err, "Error setting client auth engine\n");
1523 ERR_print_errors(bio_err);
1524 ENGINE_free(ssl_client_engine);
1527 ENGINE_free(ssl_client_engine);
1531 #ifndef OPENSSL_NO_PSK
1532 if (psk_key != NULL || jpake_secret) {
1534 BIO_printf(bio_c_out,
1535 "PSK key given or JPAKE in use, setting client callback\n");
1536 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
1539 #ifndef OPENSSL_NO_SRTP
1540 if (srtp_profiles != NULL) {
1541 /* Returns 0 on success! */
1542 if (SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles) != 0) {
1543 BIO_printf(bio_err, "Error setting SRTP profile\n");
1544 ERR_print_errors(bio_err);
1551 ssl_ctx_set_excert(ctx, exc);
1553 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1554 if (next_proto.data)
1555 SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
1558 unsigned short alpn_len;
1559 unsigned char *alpn = next_protos_parse(&alpn_len, alpn_in);
1562 BIO_printf(bio_err, "Error parsing -alpn argument\n");
1565 /* Returns 0 on success! */
1566 if (SSL_CTX_set_alpn_protos(ctx, alpn, alpn_len) != 0) {
1567 BIO_printf(bio_err, "Error setting ALPN\n");
1573 for (i = 0; i < serverinfo_count; i++) {
1574 if (!SSL_CTX_add_client_custom_ext(ctx,
1575 serverinfo_types[i],
1577 serverinfo_cli_parse_cb, NULL)) {
1579 "Warning: Unable to add custom extension %u, skipping\n",
1580 serverinfo_types[i]);
1585 SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);
1587 SSL_CTX_set_verify(ctx, verify, verify_callback);
1589 if (!ctx_set_verify_locations(ctx, CAfile, CApath, noCAfile, noCApath)) {
1590 ERR_print_errors(bio_err);
1594 ssl_ctx_add_crls(ctx, crls, crl_download);
1596 if (!set_cert_key_stuff(ctx, cert, key, chain, build_chain))
1599 if (servername != NULL) {
1600 tlsextcbp.biodebug = bio_err;
1601 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1602 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1604 # ifndef OPENSSL_NO_SRP
1605 if (srp_arg.srplogin) {
1606 if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin)) {
1607 BIO_printf(bio_err, "Unable to set SRP username\n");
1610 srp_arg.msg = c_msg;
1611 srp_arg.debug = c_debug;
1612 SSL_CTX_set_srp_cb_arg(ctx, &srp_arg);
1613 SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
1614 SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
1615 if (c_msg || c_debug || srp_arg.amp == 0)
1616 SSL_CTX_set_srp_verify_param_callback(ctx,
1617 ssl_srp_verify_param_cb);
1621 if (dane_tlsa_domain != NULL) {
1622 if (SSL_CTX_dane_enable(ctx) <= 0) {
1624 "%s: Error enabling DANE TLSA authentication.\n", prog);
1625 ERR_print_errors(bio_err);
1633 BIO *stmp = BIO_new_file(sess_in, "r");
1635 BIO_printf(bio_err, "Can't open session file %s\n", sess_in);
1636 ERR_print_errors(bio_err);
1639 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1642 BIO_printf(bio_err, "Can't open session file %s\n", sess_in);
1643 ERR_print_errors(bio_err);
1646 if (!SSL_set_session(con, sess)) {
1647 BIO_printf(bio_err, "Can't set session\n");
1648 ERR_print_errors(bio_err);
1651 SSL_SESSION_free(sess);
1655 SSL_set_mode(con, SSL_MODE_SEND_FALLBACK_SCSV);
1657 if (servername != NULL) {
1658 if (!SSL_set_tlsext_host_name(con, servername)) {
1659 BIO_printf(bio_err, "Unable to set TLS servername extension.\n");
1660 ERR_print_errors(bio_err);
1665 if (dane_tlsa_domain != NULL) {
1666 if (SSL_dane_enable(con, dane_tlsa_domain) <= 0) {
1667 BIO_printf(bio_err, "%s: Error enabling DANE TLSA "
1668 "authentication.\n", prog);
1669 ERR_print_errors(bio_err);
1672 if (dane_tlsa_rrset == NULL) {
1673 BIO_printf(bio_err, "%s: DANE TLSA authentication requires at "
1674 "least one -dane_tlsa_rrset option.\n", prog);
1677 if (tlsa_import_rrset(con, dane_tlsa_rrset) <= 0) {
1678 BIO_printf(bio_err, "%s: Failed to import any TLSA "
1679 "records.\n", prog);
1682 } else if (dane_tlsa_rrset != NULL) {
1683 BIO_printf(bio_err, "%s: DANE TLSA authentication requires the "
1684 "-dane_tlsa_domain option.\n", prog);
1689 if (init_client(&s, host, port, socket_family, socket_type) == 0)
1691 BIO_printf(bio_err, "connect:errno=%d\n", get_last_socket_error());
1695 BIO_printf(bio_c_out, "CONNECTED(%08X)\n", s);
1699 unsigned long l = 1;
1700 BIO_printf(bio_c_out, "turning on non blocking io\n");
1701 if (BIO_socket_ioctl(s, FIONBIO, &l) < 0) {
1702 ERR_print_errors(bio_err);
1707 if (socket_type == SOCK_DGRAM) {
1709 sbio = BIO_new_dgram(s, BIO_NOCLOSE);
1710 if (getsockname(s, &peer, (void *)&peerlen) < 0) {
1711 BIO_printf(bio_err, "getsockname:errno=%d\n",
1712 get_last_socket_error());
1717 (void)BIO_ctrl_set_connected(sbio, &peer);
1719 if (enable_timeouts) {
1721 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1722 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1725 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1726 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1730 if (socket_mtu < DTLS_get_link_min_mtu(con)) {
1731 BIO_printf(bio_err, "MTU too small. Must be at least %ld\n",
1732 DTLS_get_link_min_mtu(con));
1736 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1737 if (!DTLS_set_link_mtu(con, socket_mtu)) {
1738 BIO_printf(bio_err, "Failed to set MTU\n");
1743 /* want to do MTU discovery */
1744 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1746 sbio = BIO_new_socket(s, BIO_NOCLOSE);
1751 test = BIO_new(BIO_f_nbio_test());
1752 sbio = BIO_push(test, sbio);
1756 BIO_set_callback(sbio, bio_dump_callback);
1757 BIO_set_callback_arg(sbio, (char *)bio_c_out);
1760 #ifndef OPENSSL_NO_SSL_TRACE
1762 SSL_set_msg_callback(con, SSL_trace);
1765 SSL_set_msg_callback(con, msg_cb);
1766 SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out);
1769 if (c_tlsextdebug) {
1770 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1771 SSL_set_tlsext_debug_arg(con, bio_c_out);
1774 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1775 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
1776 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
1778 #ifndef OPENSSL_NO_JPAKE
1780 jpake_client_auth(bio_c_out, sbio, jpake_secret);
1783 SSL_set_bio(con, sbio, sbio);
1784 SSL_set_connect_state(con);
1786 /* ok, lets connect */
1787 width = SSL_get_fd(con) + 1;
1800 switch ((PROTOCOL_CHOICE) starttls_proto) {
1806 * This is an ugly hack that does a lot of assumptions. We do
1807 * have to handle multi-line responses which may come in a single
1808 * packet or not. We therefore have to use BIO_gets() which does
1809 * need a buffering BIO. So during the initial chitchat we do
1810 * push a buffering BIO into the chain that is removed again
1811 * later on to not disturb the rest of the s_client operation.
1814 BIO *fbio = BIO_new(BIO_f_buffer());
1815 BIO_push(fbio, sbio);
1816 /* wait for multi-line response to end from SMTP */
1818 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1820 while (mbuf_len > 3 && mbuf[3] == '-');
1821 BIO_printf(fbio, "EHLO %s\r\n", ehlo);
1822 (void)BIO_flush(fbio);
1823 /* wait for multi-line response to end EHLO SMTP response */
1825 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1826 if (strstr(mbuf, "STARTTLS"))
1829 while (mbuf_len > 3 && mbuf[3] == '-');
1830 (void)BIO_flush(fbio);
1835 "didn't find starttls in server response,"
1836 " trying anyway...\n");
1837 BIO_printf(sbio, "STARTTLS\r\n");
1838 BIO_read(sbio, sbuf, BUFSIZZ);
1843 BIO_read(sbio, mbuf, BUFSIZZ);
1844 BIO_printf(sbio, "STLS\r\n");
1845 mbuf_len = BIO_read(sbio, sbuf, BUFSIZZ);
1847 BIO_printf(bio_err, "BIO_read failed\n");
1855 BIO *fbio = BIO_new(BIO_f_buffer());
1856 BIO_push(fbio, sbio);
1857 BIO_gets(fbio, mbuf, BUFSIZZ);
1858 /* STARTTLS command requires CAPABILITY... */
1859 BIO_printf(fbio, ". CAPABILITY\r\n");
1860 (void)BIO_flush(fbio);
1861 /* wait for multi-line CAPABILITY response */
1863 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1864 if (strstr(mbuf, "STARTTLS"))
1867 while (mbuf_len > 3 && mbuf[0] != '.');
1868 (void)BIO_flush(fbio);
1873 "didn't find STARTTLS in server response,"
1874 " trying anyway...\n");
1875 BIO_printf(sbio, ". STARTTLS\r\n");
1876 BIO_read(sbio, sbuf, BUFSIZZ);
1881 BIO *fbio = BIO_new(BIO_f_buffer());
1882 BIO_push(fbio, sbio);
1883 /* wait for multi-line response to end from FTP */
1885 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1887 while (mbuf_len > 3 && mbuf[3] == '-');
1888 (void)BIO_flush(fbio);
1891 BIO_printf(sbio, "AUTH TLS\r\n");
1892 BIO_read(sbio, sbuf, BUFSIZZ);
1896 case PROTO_XMPP_SERVER:
1899 BIO_printf(sbio, "<stream:stream "
1900 "xmlns:stream='http://etherx.jabber.org/streams' "
1901 "xmlns='jabber:%s' to='%s' version='1.0'>",
1902 starttls_proto == PROTO_XMPP ? "client" : "server",
1903 xmpphost ? xmpphost : host);
1904 seen = BIO_read(sbio, mbuf, BUFSIZZ);
1907 (mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'")
1909 "<starttls xmlns=\"urn:ietf:params:xml:ns:xmpp-tls\""))
1911 seen = BIO_read(sbio, mbuf, BUFSIZZ);
1919 "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1920 seen = BIO_read(sbio, sbuf, BUFSIZZ);
1922 if (!strstr(sbuf, "<proceed"))
1929 static const unsigned char tls_do[] = {
1930 /* IAC DO START_TLS */
1933 static const unsigned char tls_will[] = {
1934 /* IAC WILL START_TLS */
1937 static const unsigned char tls_follows[] = {
1938 /* IAC SB START_TLS FOLLOWS IAC SE */
1939 255, 250, 46, 1, 255, 240
1943 /* Telnet server should demand we issue START_TLS */
1944 bytes = BIO_read(sbio, mbuf, BUFSIZZ);
1945 if (bytes != 3 || memcmp(mbuf, tls_do, 3) != 0)
1947 /* Agree to issue START_TLS and send the FOLLOWS sub-command */
1948 BIO_write(sbio, tls_will, 3);
1949 BIO_write(sbio, tls_follows, 6);
1950 (void)BIO_flush(sbio);
1951 /* Telnet server also sent the FOLLOWS sub-command */
1952 bytes = BIO_read(sbio, mbuf, BUFSIZZ);
1953 if (bytes != 6 || memcmp(mbuf, tls_follows, 6) != 0)
1960 BIO *fbio = BIO_new(BIO_f_buffer());
1962 BIO_push(fbio, sbio);
1963 BIO_printf(fbio, "CONNECT %s\r\n\r\n", connectstr);
1964 (void)BIO_flush(fbio);
1965 /* wait for multi-line response to end CONNECT response */
1967 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1968 if (strstr(mbuf, "200") != NULL
1969 && strstr(mbuf, "established") != NULL)
1971 } while (mbuf_len > 3 && foundit == 0);
1972 (void)BIO_flush(fbio);
1976 BIO_printf(bio_err, "%s: HTTP CONNECT failed\n", prog);
1984 BIO *fbio = BIO_new(BIO_f_buffer());
1986 BIO_push(fbio, sbio);
1987 BIO_printf(fbio, "STARTTLS\r\n");
1988 (void)BIO_flush(fbio);
1989 width = SSL_get_fd(con) + 1;
1995 openssl_fdset(SSL_get_fd(con), &readfds);
1996 timeout.tv_sec = S_CLIENT_IRC_READ_TIMEOUT;
1997 timeout.tv_usec = 0;
1999 * If the IRCd doesn't respond within
2000 * S_CLIENT_IRC_READ_TIMEOUT seconds, assume
2001 * it doesn't support STARTTLS. Many IRCds
2002 * will not give _any_ sort of response to a
2003 * STARTTLS command when it's not supported.
2005 if (!BIO_get_buffer_num_lines(fbio)
2006 && !BIO_pending(fbio)
2007 && !BIO_pending(sbio)
2008 && select(width, (void *)&readfds, NULL, NULL,
2011 "Timeout waiting for response (%d seconds).\n",
2012 S_CLIENT_IRC_READ_TIMEOUT);
2016 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2017 if (mbuf_len < 1 || sscanf(mbuf, "%*s %d", &numeric) != 1)
2019 /* :example.net 451 STARTTLS :You have not registered */
2020 /* :example.net 421 STARTTLS :Unknown command */
2021 if ((numeric == 451 || numeric == 421)
2022 && strstr(mbuf, "STARTTLS") != NULL) {
2023 BIO_printf(bio_err, "STARTTLS not supported: %s", mbuf);
2026 if (numeric == 691) {
2027 BIO_printf(bio_err, "STARTTLS negotiation failed: ");
2028 ERR_print_errors(bio_err);
2031 } while (numeric != 670);
2033 (void)BIO_flush(fbio);
2036 if (numeric != 670) {
2037 BIO_printf(bio_err, "Server does not support STARTTLS.\n");
2048 if ((SSL_version(con) == DTLS1_VERSION) &&
2049 DTLSv1_get_timeout(con, &timeout))
2050 timeoutp = &timeout;
2054 if (SSL_in_init(con) && !SSL_total_renegotiations(con)) {
2062 if (servername != NULL && !SSL_session_reused(con)) {
2063 BIO_printf(bio_c_out,
2064 "Server did %sacknowledge servername extension.\n",
2065 tlsextcbp.ack ? "" : "not ");
2069 BIO *stmp = BIO_new_file(sess_out, "w");
2071 PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
2074 BIO_printf(bio_err, "Error writing session file %s\n",
2078 BIO_puts(bio_err, "CONNECTION ESTABLISHED\n");
2079 print_ssl_summary(con);
2082 print_stuff(bio_c_out, con, full_log);
2086 if (starttls_proto) {
2087 BIO_write(bio_err, mbuf, mbuf_len);
2088 /* We don't need to know any more */
2090 starttls_proto = PROTO_OFF;
2095 BIO_printf(bio_c_out,
2096 "drop connection and then reconnect\n");
2097 do_ssl_shutdown(con);
2098 SSL_set_connect_state(con);
2099 SHUTDOWN(SSL_get_fd(con));
2105 ssl_pending = read_ssl && SSL_pending(con);
2108 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE)
2111 openssl_fdset(fileno(stdin), &readfds);
2113 openssl_fdset(fileno(stdout), &writefds);
2116 openssl_fdset(SSL_get_fd(con), &readfds);
2118 openssl_fdset(SSL_get_fd(con), &writefds);
2120 if (!tty_on || !write_tty) {
2122 openssl_fdset(SSL_get_fd(con), &readfds);
2124 openssl_fdset(SSL_get_fd(con), &writefds);
2129 * Note: under VMS with SOCKETSHR the second parameter is
2130 * currently of type (int *) whereas under other systems it is
2131 * (void *) if you don't have a cast it will choke the compiler:
2132 * if you do have a cast then you can either go for (int *) or
2135 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2137 * Under Windows/DOS we make the assumption that we can always
2138 * write to the tty: therefore if we need to write to the tty we
2139 * just fall through. Otherwise we timeout the select every
2140 * second and see if there are any keypresses. Note: this is a
2141 * hack, in a proper Windows application we wouldn't do this.
2148 i = select(width, (void *)&readfds, (void *)&writefds,
2150 # if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
2151 if (!i && (!_kbhit() || !read_tty))
2154 if (!i && (!((_kbhit())
2155 || (WAIT_OBJECT_0 ==
2156 WaitForSingleObject(GetStdHandle
2163 i = select(width, (void *)&readfds, (void *)&writefds,
2166 #elif defined(OPENSSL_SYS_NETWARE)
2171 i = select(width, (void *)&readfds, (void *)&writefds,
2174 i = select(width, (void *)&readfds, (void *)&writefds,
2178 i = select(width, (void *)&readfds, (void *)&writefds,
2182 BIO_printf(bio_err, "bad select %d\n",
2183 get_last_socket_error());
2189 if ((SSL_version(con) == DTLS1_VERSION)
2190 && DTLSv1_handle_timeout(con) > 0) {
2191 BIO_printf(bio_err, "TIMEOUT occurred\n");
2194 if (!ssl_pending && FD_ISSET(SSL_get_fd(con), &writefds)) {
2195 k = SSL_write(con, &(cbuf[cbuf_off]), (unsigned int)cbuf_len);
2196 switch (SSL_get_error(con, k)) {
2197 case SSL_ERROR_NONE:
2202 /* we have done a write(con,NULL,0); */
2203 if (cbuf_len <= 0) {
2206 } else { /* if (cbuf_len > 0) */
2212 case SSL_ERROR_WANT_WRITE:
2213 BIO_printf(bio_c_out, "write W BLOCK\n");
2217 case SSL_ERROR_WANT_ASYNC:
2218 BIO_printf(bio_c_out, "write A BLOCK\n");
2219 wait_for_async(con);
2223 case SSL_ERROR_WANT_READ:
2224 BIO_printf(bio_c_out, "write R BLOCK\n");
2229 case SSL_ERROR_WANT_X509_LOOKUP:
2230 BIO_printf(bio_c_out, "write X BLOCK\n");
2232 case SSL_ERROR_ZERO_RETURN:
2233 if (cbuf_len != 0) {
2234 BIO_printf(bio_c_out, "shutdown\n");
2243 case SSL_ERROR_SYSCALL:
2244 if ((k != 0) || (cbuf_len != 0)) {
2245 BIO_printf(bio_err, "write:errno=%d\n",
2246 get_last_socket_error());
2254 ERR_print_errors(bio_err);
2258 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
2259 /* Assume Windows/DOS/BeOS can always write */
2260 else if (!ssl_pending && write_tty)
2262 else if (!ssl_pending && FD_ISSET(fileno(stdout), &writefds))
2265 #ifdef CHARSET_EBCDIC
2266 ascii2ebcdic(&(sbuf[sbuf_off]), &(sbuf[sbuf_off]), sbuf_len);
2268 i = raw_write_stdout(&(sbuf[sbuf_off]), sbuf_len);
2271 BIO_printf(bio_c_out, "DONE\n");
2279 if (sbuf_len <= 0) {
2283 } else if (ssl_pending || FD_ISSET(SSL_get_fd(con), &readfds)) {
2288 SSL_renegotiate(con);
2293 k = SSL_read(con, sbuf, 1024 /* BUFSIZZ */ );
2295 switch (SSL_get_error(con, k)) {
2296 case SSL_ERROR_NONE:
2305 case SSL_ERROR_WANT_ASYNC:
2306 BIO_printf(bio_c_out, "read A BLOCK\n");
2307 wait_for_async(con);
2310 if ((read_tty == 0) && (write_ssl == 0))
2313 case SSL_ERROR_WANT_WRITE:
2314 BIO_printf(bio_c_out, "read W BLOCK\n");
2318 case SSL_ERROR_WANT_READ:
2319 BIO_printf(bio_c_out, "read R BLOCK\n");
2322 if ((read_tty == 0) && (write_ssl == 0))
2325 case SSL_ERROR_WANT_X509_LOOKUP:
2326 BIO_printf(bio_c_out, "read X BLOCK\n");
2328 case SSL_ERROR_SYSCALL:
2329 ret = get_last_socket_error();
2331 BIO_puts(bio_err, "CONNECTION CLOSED BY SERVER\n");
2333 BIO_printf(bio_err, "read:errno=%d\n", ret);
2335 case SSL_ERROR_ZERO_RETURN:
2336 BIO_printf(bio_c_out, "closed\n");
2340 ERR_print_errors(bio_err);
2345 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2346 # if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
2350 || (WAIT_OBJECT_0 ==
2351 WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
2353 #elif defined (OPENSSL_SYS_NETWARE)
2356 else if (FD_ISSET(fileno(stdin), &readfds))
2362 i = raw_read_stdin(cbuf, BUFSIZZ / 2);
2364 /* both loops are skipped when i <= 0 */
2365 for (j = 0; j < i; j++)
2366 if (cbuf[j] == '\n')
2368 for (j = i - 1; j >= 0; j--) {
2369 cbuf[j + lf_num] = cbuf[j];
2370 if (cbuf[j] == '\n') {
2373 cbuf[j + lf_num] = '\r';
2376 assert(lf_num == 0);
2378 i = raw_read_stdin(cbuf, BUFSIZZ);
2380 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q' && cmdletters))) {
2381 BIO_printf(bio_err, "DONE\n");
2386 if ((!c_ign_eof) && (cbuf[0] == 'R' && cmdletters)) {
2387 BIO_printf(bio_err, "RENEGOTIATING\n");
2388 SSL_renegotiate(con);
2391 #ifndef OPENSSL_NO_HEARTBEATS
2392 else if ((!c_ign_eof) && (cbuf[0] == 'B' && cmdletters)) {
2393 BIO_printf(bio_err, "HEARTBEATING\n");
2401 #ifdef CHARSET_EBCDIC
2402 ebcdic2ascii(cbuf, cbuf, i);
2414 print_stuff(bio_c_out, con, full_log);
2415 do_ssl_shutdown(con);
2416 SHUTDOWN(SSL_get_fd(con));
2420 print_stuff(bio_c_out, con, 1);
2426 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2427 OPENSSL_free(next_proto.data);
2431 sk_X509_CRL_pop_free(crls, X509_CRL_free);
2433 sk_X509_pop_free(chain, X509_free);
2435 #ifndef OPENSSL_NO_SRP
2436 OPENSSL_free(srp_arg.srppassin);
2440 X509_VERIFY_PARAM_free(vpm);
2441 ssl_excert_free(exc);
2442 sk_OPENSSL_STRING_free(ssl_args);
2443 sk_OPENSSL_STRING_free(dane_tlsa_rrset);
2444 SSL_CONF_CTX_free(cctx);
2445 OPENSSL_clear_free(cbuf, BUFSIZZ);
2446 OPENSSL_clear_free(sbuf, BUFSIZZ);
2447 OPENSSL_clear_free(mbuf, BUFSIZZ);
2448 BIO_free(bio_c_out);
2450 BIO_free(bio_c_msg);
2455 static void print_stuff(BIO *bio, SSL *s, int full)
2460 STACK_OF(X509_NAME) *sk2;
2461 const SSL_CIPHER *c;
2466 const char *peername;
2467 #ifndef OPENSSL_NO_COMP
2468 const COMP_METHOD *comp, *expansion;
2470 unsigned char *exportedkeymat;
2473 int got_a_chain = 0;
2475 sk = SSL_get_peer_cert_chain(s);
2479 BIO_printf(bio, "---\nCertificate chain\n");
2480 for (i = 0; i < sk_X509_num(sk); i++) {
2481 X509_NAME_oneline(X509_get_subject_name(sk_X509_value(sk, i)),
2483 BIO_printf(bio, "%2d s:%s\n", i, buf);
2484 X509_NAME_oneline(X509_get_issuer_name(sk_X509_value(sk, i)),
2486 BIO_printf(bio, " i:%s\n", buf);
2488 PEM_write_bio_X509(bio, sk_X509_value(sk, i));
2492 BIO_printf(bio, "---\n");
2493 peer = SSL_get_peer_certificate(s);
2495 BIO_printf(bio, "Server certificate\n");
2497 /* Redundant if we showed the whole chain */
2498 if (!(c_showcerts && got_a_chain))
2499 PEM_write_bio_X509(bio, peer);
2500 X509_NAME_oneline(X509_get_subject_name(peer), buf, sizeof buf);
2501 BIO_printf(bio, "subject=%s\n", buf);
2502 X509_NAME_oneline(X509_get_issuer_name(peer), buf, sizeof buf);
2503 BIO_printf(bio, "issuer=%s\n", buf);
2505 BIO_printf(bio, "no peer certificate available\n");
2507 sk2 = SSL_get_client_CA_list(s);
2508 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0)) {
2509 BIO_printf(bio, "---\nAcceptable client certificate CA names\n");
2510 for (i = 0; i < sk_X509_NAME_num(sk2); i++) {
2511 xn = sk_X509_NAME_value(sk2, i);
2512 X509_NAME_oneline(xn, buf, sizeof(buf));
2513 BIO_write(bio, buf, strlen(buf));
2514 BIO_write(bio, "\n", 1);
2517 BIO_printf(bio, "---\nNo client certificate CA names sent\n");
2520 ssl_print_sigalgs(bio, s);
2521 ssl_print_tmp_key(bio, s);
2524 "---\nSSL handshake has read %"PRIu64" bytes and written %"PRIu64" bytes\n",
2525 BIO_number_read(SSL_get_rbio(s)),
2526 BIO_number_written(SSL_get_wbio(s)));
2528 if ((mdpth = SSL_get0_dane_authority(s, NULL, &mspki)) >= 0) {
2529 uint8_t usage, selector, mtype;
2530 mdpth = SSL_get0_dane_tlsa(s, &usage, &selector, &mtype, NULL, NULL);
2531 BIO_printf(bio, "DANE TLSA %d %d %d %s at depth %d\n",
2532 usage, selector, mtype,
2533 (mspki != NULL) ? "TA public key verified certificate" :
2534 mdpth ? "matched TA certificate" : "matched EE certificate",
2537 if (SSL_get_verify_result(s) == X509_V_OK &&
2538 (peername = SSL_get0_peername(s)) != NULL)
2539 BIO_printf(bio, "Verified peername: %s\n", peername);
2540 BIO_printf(bio, (SSL_cache_hit(s) ? "---\nReused, " : "---\nNew, "));
2541 c = SSL_get_current_cipher(s);
2542 BIO_printf(bio, "%s, Cipher is %s\n",
2543 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
2546 pktmp = X509_get0_pubkey(peer);
2547 BIO_printf(bio, "Server public key is %d bit\n",
2548 EVP_PKEY_bits(pktmp));
2550 BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
2551 SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
2552 #ifndef OPENSSL_NO_COMP
2553 comp = SSL_get_current_compression(s);
2554 expansion = SSL_get_current_expansion(s);
2555 BIO_printf(bio, "Compression: %s\n",
2556 comp ? SSL_COMP_get_name(comp) : "NONE");
2557 BIO_printf(bio, "Expansion: %s\n",
2558 expansion ? SSL_COMP_get_name(expansion) : "NONE");
2563 /* Print out local port of connection: useful for debugging */
2565 struct sockaddr_in ladd;
2566 socklen_t ladd_size = sizeof(ladd);
2567 sock = SSL_get_fd(s);
2568 getsockname(sock, (struct sockaddr *)&ladd, &ladd_size);
2569 BIO_printf(bio_c_out, "LOCAL PORT is %u\n", ntohs(ladd.sin_port));
2573 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2574 if (next_proto.status != -1) {
2575 const unsigned char *proto;
2576 unsigned int proto_len;
2577 SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
2578 BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
2579 BIO_write(bio, proto, proto_len);
2580 BIO_write(bio, "\n", 1);
2584 const unsigned char *proto;
2585 unsigned int proto_len;
2586 SSL_get0_alpn_selected(s, &proto, &proto_len);
2587 if (proto_len > 0) {
2588 BIO_printf(bio, "ALPN protocol: ");
2589 BIO_write(bio, proto, proto_len);
2590 BIO_write(bio, "\n", 1);
2592 BIO_printf(bio, "No ALPN negotiated\n");
2595 #ifndef OPENSSL_NO_SRTP
2597 SRTP_PROTECTION_PROFILE *srtp_profile =
2598 SSL_get_selected_srtp_profile(s);
2601 BIO_printf(bio, "SRTP Extension negotiated, profile=%s\n",
2602 srtp_profile->name);
2606 SSL_SESSION_print(bio, SSL_get_session(s));
2607 if (keymatexportlabel != NULL) {
2608 BIO_printf(bio, "Keying material exporter:\n");
2609 BIO_printf(bio, " Label: '%s'\n", keymatexportlabel);
2610 BIO_printf(bio, " Length: %i bytes\n", keymatexportlen);
2611 exportedkeymat = app_malloc(keymatexportlen, "export key");
2612 if (!SSL_export_keying_material(s, exportedkeymat,
2615 strlen(keymatexportlabel),
2617 BIO_printf(bio, " Error\n");
2619 BIO_printf(bio, " Keying material: ");
2620 for (i = 0; i < keymatexportlen; i++)
2621 BIO_printf(bio, "%02X", exportedkeymat[i]);
2622 BIO_printf(bio, "\n");
2624 OPENSSL_free(exportedkeymat);
2626 BIO_printf(bio, "---\n");
2628 /* flush, or debugging output gets mixed with http response */
2629 (void)BIO_flush(bio);
2632 static int ocsp_resp_cb(SSL *s, void *arg)
2634 const unsigned char *p;
2637 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
2638 BIO_puts(arg, "OCSP response: ");
2640 BIO_puts(arg, "no response sent\n");
2643 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
2645 BIO_puts(arg, "response parse error\n");
2646 BIO_dump_indent(arg, (char *)p, len, 4);
2649 BIO_puts(arg, "\n======================================\n");
2650 OCSP_RESPONSE_print(arg, rsp, 0);
2651 BIO_puts(arg, "======================================\n");
2652 OCSP_RESPONSE_free(rsp);