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 */
176 #define SSL_HOST_NAME "localhost"
179 #define BUFSIZZ 1024*8
180 #define S_CLIENT_IRC_READ_TIMEOUT 8
182 extern int verify_depth;
183 extern int verify_error;
184 extern int verify_return_error;
185 extern int verify_quiet;
188 static int async = 0;
189 static int c_nbio = 0;
190 static int c_tlsextdebug = 0;
191 static int c_status_req = 0;
192 static int c_debug = 0;
193 static int c_msg = 0;
194 static int c_showcerts = 0;
195 static char *keymatexportlabel = NULL;
196 static int keymatexportlen = 20;
197 static BIO *bio_c_out = NULL;
198 static BIO *bio_c_msg = NULL;
199 static int c_quiet = 0;
200 static int c_ign_eof = 0;
201 static int c_brief = 0;
203 static void print_stuff(BIO *berr, SSL *con, int full);
204 static int ocsp_resp_cb(SSL *s, void *arg);
206 static int saved_errno;
208 static void save_errno(void)
214 static int restore_errno(void)
221 static void do_ssl_shutdown(SSL *ssl)
226 /* We only do unidirectional shutdown */
227 ret = SSL_shutdown(ssl);
229 switch (SSL_get_error(ssl, ret)) {
230 case SSL_ERROR_WANT_READ:
231 case SSL_ERROR_WANT_WRITE:
232 case SSL_ERROR_WANT_ASYNC:
233 /* We just do busy waiting. Nothing clever */
242 #ifndef OPENSSL_NO_PSK
243 /* Default PSK identity and key */
244 static char *psk_identity = "Client_identity";
246 * char *psk_key=NULL; by default PSK is not used
249 static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity,
250 unsigned int max_identity_len,
252 unsigned int max_psk_len)
254 unsigned int psk_len = 0;
259 BIO_printf(bio_c_out, "psk_client_cb\n");
261 /* no ServerKeyExchange message */
263 BIO_printf(bio_c_out,
264 "NULL received PSK identity hint, continuing anyway\n");
266 BIO_printf(bio_c_out, "Received PSK identity hint '%s'\n", hint);
269 * lookup PSK identity and PSK key based on the given identity hint here
271 ret = BIO_snprintf(identity, max_identity_len, "%s", psk_identity);
272 if (ret < 0 || (unsigned int)ret > max_identity_len)
275 BIO_printf(bio_c_out, "created identity '%s' len=%d\n", identity,
277 ret = BN_hex2bn(&bn, psk_key);
279 BIO_printf(bio_err, "Could not convert PSK key '%s' to BIGNUM\n",
285 if ((unsigned int)BN_num_bytes(bn) > max_psk_len) {
287 "psk buffer of callback is too small (%d) for key (%d)\n",
288 max_psk_len, BN_num_bytes(bn));
293 psk_len = BN_bn2bin(bn, psk);
299 BIO_printf(bio_c_out, "created PSK len=%d\n", psk_len);
304 BIO_printf(bio_err, "Error in PSK client callback\n");
309 /* This is a context that we pass to callbacks */
310 typedef struct tlsextctx_st {
315 static int ssl_servername_cb(SSL *s, int *ad, void *arg)
317 tlsextctx *p = (tlsextctx *) arg;
318 const char *hn = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
319 if (SSL_get_servername_type(s) != -1)
320 p->ack = !SSL_session_reused(s) && hn != NULL;
322 BIO_printf(bio_err, "Can't use SSL_get_servername\n");
324 return SSL_TLSEXT_ERR_OK;
327 #ifndef OPENSSL_NO_SRP
329 /* This is a context that we pass to all callbacks */
330 typedef struct srp_arg_st {
333 int msg; /* copy from c_msg */
334 int debug; /* copy from c_debug */
335 int amp; /* allow more groups */
336 int strength /* minimal size for N */ ;
339 # define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
341 static int srp_Verify_N_and_g(const BIGNUM *N, const BIGNUM *g)
343 BN_CTX *bn_ctx = BN_CTX_new();
344 BIGNUM *p = BN_new();
345 BIGNUM *r = BN_new();
347 g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) &&
348 BN_is_prime_ex(N, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
349 p != NULL && BN_rshift1(p, N) &&
351 BN_is_prime_ex(p, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
353 /* verify g^((N-1)/2) == -1 (mod N) */
354 BN_mod_exp(r, g, p, N, bn_ctx) &&
355 BN_add_word(r, 1) && BN_cmp(r, N) == 0;
364 * This callback is used here for two purposes:
365 * - extended debugging
366 * - making some primality tests for unknown groups
367 * The callback is only called for a non default group.
369 * An application does not need the call back at all if
370 * only the stanard groups are used. In real life situations,
371 * client and server already share well known groups,
372 * thus there is no need to verify them.
373 * Furthermore, in case that a server actually proposes a group that
374 * is not one of those defined in RFC 5054, it is more appropriate
375 * to add the group to a static list and then compare since
376 * primality tests are rather cpu consuming.
379 static int ssl_srp_verify_param_cb(SSL *s, void *arg)
381 SRP_ARG *srp_arg = (SRP_ARG *)arg;
382 BIGNUM *N = NULL, *g = NULL;
384 if (((N = SSL_get_srp_N(s)) == NULL) || ((g = SSL_get_srp_g(s)) == NULL))
386 if (srp_arg->debug || srp_arg->msg || srp_arg->amp == 1) {
387 BIO_printf(bio_err, "SRP parameters:\n");
388 BIO_printf(bio_err, "\tN=");
389 BN_print(bio_err, N);
390 BIO_printf(bio_err, "\n\tg=");
391 BN_print(bio_err, g);
392 BIO_printf(bio_err, "\n");
395 if (SRP_check_known_gN_param(g, N))
398 if (srp_arg->amp == 1) {
401 "SRP param N and g are not known params, going to check deeper.\n");
404 * The srp_moregroups is a real debugging feature. Implementors
405 * should rather add the value to the known ones. The minimal size
406 * has already been tested.
408 if (BN_num_bits(g) <= BN_BITS && srp_Verify_N_and_g(N, g))
411 BIO_printf(bio_err, "SRP param N and g rejected.\n");
415 # define PWD_STRLEN 1024
417 static char *ssl_give_srp_client_pwd_cb(SSL *s, void *arg)
419 SRP_ARG *srp_arg = (SRP_ARG *)arg;
420 char *pass = app_malloc(PWD_STRLEN + 1, "SRP password buffer");
424 cb_tmp.password = (char *)srp_arg->srppassin;
425 cb_tmp.prompt_info = "SRP user";
426 if ((l = password_callback(pass, PWD_STRLEN, 0, &cb_tmp)) < 0) {
427 BIO_printf(bio_err, "Can't read Password\n");
438 static char *srtp_profiles = NULL;
440 #ifndef OPENSSL_NO_NEXTPROTONEG
441 /* This the context that we pass to next_proto_cb */
442 typedef struct tlsextnextprotoctx_st {
446 } tlsextnextprotoctx;
448 static tlsextnextprotoctx next_proto;
450 static int next_proto_cb(SSL *s, unsigned char **out, unsigned char *outlen,
451 const unsigned char *in, unsigned int inlen,
454 tlsextnextprotoctx *ctx = arg;
457 /* We can assume that |in| is syntactically valid. */
459 BIO_printf(bio_c_out, "Protocols advertised by server: ");
460 for (i = 0; i < inlen;) {
462 BIO_write(bio_c_out, ", ", 2);
463 BIO_write(bio_c_out, &in[i + 1], in[i]);
466 BIO_write(bio_c_out, "\n", 1);
470 SSL_select_next_proto(out, outlen, in, inlen, ctx->data, ctx->len);
471 return SSL_TLSEXT_ERR_OK;
473 #endif /* ndef OPENSSL_NO_NEXTPROTONEG */
475 static int serverinfo_cli_parse_cb(SSL *s, unsigned int ext_type,
476 const unsigned char *in, size_t inlen,
480 unsigned char ext_buf[4 + 65536];
482 /* Reconstruct the type/len fields prior to extension data */
483 ext_buf[0] = ext_type >> 8;
484 ext_buf[1] = ext_type & 0xFF;
485 ext_buf[2] = inlen >> 8;
486 ext_buf[3] = inlen & 0xFF;
487 memcpy(ext_buf + 4, in, inlen);
489 BIO_snprintf(pem_name, sizeof(pem_name), "SERVERINFO FOR EXTENSION %d",
491 PEM_write_bio(bio_c_out, pem_name, "", ext_buf, 4 + inlen);
496 * Hex decoder that tolerates optional whitespace. Returns number of bytes
497 * produced, advances inptr to end of input string.
499 static ossl_ssize_t hexdecode(const char **inptr, void *result)
501 unsigned char **out = (unsigned char **)result;
502 const char *in = *inptr;
503 unsigned char *ret = OPENSSL_malloc(strlen(in)/2);
504 unsigned char *cp = ret;
511 for (byte = 0; *in; ++in) {
517 if ('0' <= c && c <= '9') {
519 } else if ('a' <= c && c <= 'f') {
520 byte |= c - 'a' + 10;
525 if ((nibble ^= 1) == 0) {
538 return cp - (*out = ret);
542 * Decode unsigned 0..255, returns 1 on success, <= 0 on failure. Advances
543 * inptr to next field skipping leading whitespace.
545 static ossl_ssize_t checked_uint8(const char **inptr, void *out)
547 uint8_t *result = (uint8_t *)out;
548 const char *in = *inptr;
554 v = strtol(in, &endp, 10);
557 if (((v == LONG_MIN || v == LONG_MAX) && e == ERANGE) ||
558 endp == in || !isspace(*endp) ||
559 v != (*result = (uint8_t) v)) {
562 for (in = endp; isspace(*in); ++in)
572 ossl_ssize_t (*parser)(const char **, void *);
575 static int tlsa_import_rr(SSL *con, const char *rrdata)
577 /* Not necessary to re-init these values; the "parsers" do that. */
578 static uint8_t usage;
579 static uint8_t selector;
580 static uint8_t mtype;
581 static unsigned char *data;
582 static struct tlsa_field tlsa_fields[] = {
583 { &usage, "usage", checked_uint8 },
584 { &selector, "selector", checked_uint8 },
585 { &mtype, "mtype", checked_uint8 },
586 { &data, "data", hexdecode },
589 struct tlsa_field *f;
591 const char *cp = rrdata;
592 ossl_ssize_t len = 0;
594 for (f = tlsa_fields; f->var; ++f) {
595 /* Returns number of bytes produced, advances cp to next field */
596 if ((len = f->parser(&cp, f->var)) <= 0) {
597 BIO_printf(bio_err, "%s: warning: bad TLSA %s field in: %s\n",
598 prog, f->name, rrdata);
602 /* The data field is last, so len is its length */
603 ret = SSL_dane_tlsa_add(con, usage, selector, mtype, data, len);
607 ERR_print_errors(bio_err);
608 BIO_printf(bio_err, "%s: warning: unusable TLSA rrdata: %s\n",
613 ERR_print_errors(bio_err);
614 BIO_printf(bio_err, "%s: warning: error loading TLSA rrdata: %s\n",
621 static int tlsa_import_rrset(SSL *con, STACK_OF(OPENSSL_STRING) *rrset)
623 int num = sk_OPENSSL_STRING_num(rrset);
627 for (i = 0; i < num; ++i) {
628 char *rrdata = sk_OPENSSL_STRING_value(rrset, i);
629 if (tlsa_import_rr(con, rrdata) > 0)
635 typedef enum OPTION_choice {
636 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
637 OPT_HOST, OPT_PORT, OPT_CONNECT, OPT_UNIX, OPT_XMPPHOST, OPT_VERIFY,
638 OPT_CERT, OPT_CRL, OPT_CRL_DOWNLOAD, OPT_SESS_OUT, OPT_SESS_IN,
639 OPT_CERTFORM, OPT_CRLFORM, OPT_VERIFY_RET_ERROR, OPT_VERIFY_QUIET,
640 OPT_BRIEF, OPT_PREXIT, OPT_CRLF, OPT_QUIET, OPT_NBIO,
641 OPT_SSL_CLIENT_ENGINE, OPT_RAND, OPT_IGN_EOF, OPT_NO_IGN_EOF,
642 OPT_DEBUG, OPT_TLSEXTDEBUG, OPT_STATUS, OPT_WDEBUG,
643 OPT_MSG, OPT_MSGFILE, OPT_ENGINE, OPT_TRACE, OPT_SECURITY_DEBUG,
644 OPT_SECURITY_DEBUG_VERBOSE, OPT_SHOWCERTS, OPT_NBIO_TEST, OPT_STATE,
645 OPT_PSK_IDENTITY, OPT_PSK, OPT_SRPUSER, OPT_SRPPASS, OPT_SRP_STRENGTH,
646 OPT_SRP_LATEUSER, OPT_SRP_MOREGROUPS, OPT_SSL3, OPT_SSL_CONFIG,
647 OPT_TLS1_2, OPT_TLS1_1, OPT_TLS1, OPT_DTLS, OPT_DTLS1,
648 OPT_DTLS1_2, OPT_TIMEOUT, OPT_MTU, OPT_KEYFORM, OPT_PASS,
649 OPT_CERT_CHAIN, OPT_CAPATH, OPT_NOCAPATH, OPT_CHAINCAPATH, OPT_VERIFYCAPATH,
650 OPT_KEY, OPT_RECONNECT, OPT_BUILD_CHAIN, OPT_CAFILE, OPT_NOCAFILE,
651 OPT_CHAINCAFILE, OPT_VERIFYCAFILE, OPT_NEXTPROTONEG, OPT_ALPN,
652 OPT_SERVERINFO, OPT_STARTTLS, OPT_SERVERNAME, OPT_JPAKE,
653 OPT_USE_SRTP, OPT_KEYMATEXPORT, OPT_KEYMATEXPORTLEN, OPT_SMTPHOST,
658 OPT_FALLBACKSCSV, OPT_NOCMDS, OPT_PROXY, OPT_DANE_TLSA_DOMAIN,
662 OPTIONS s_client_options[] = {
663 {"help", OPT_HELP, '-', "Display this summary"},
664 {"host", OPT_HOST, 's', "Use -connect instead"},
665 {"port", OPT_PORT, 'p', "Use -connect instead"},
666 {"connect", OPT_CONNECT, 's',
667 "TCP/IP where to connect (default is " SSL_HOST_NAME ":" PORT_STR ")"},
668 {"proxy", OPT_PROXY, 's',
669 "Connect to via specified proxy to the real server"},
670 {"unix", OPT_UNIX, 's', "Connect over unix domain sockets"},
671 {"verify", OPT_VERIFY, 'p', "Turn on peer certificate verification"},
672 {"cert", OPT_CERT, '<', "Certificate file to use, PEM format assumed"},
673 {"certform", OPT_CERTFORM, 'F',
674 "Certificate format (PEM or DER) PEM default"},
675 {"key", OPT_KEY, '<', "Private key file to use, if not in -cert file"},
676 {"keyform", OPT_KEYFORM, 'F', "Key format (PEM or DER) PEM default"},
677 {"pass", OPT_PASS, 's', "Private key file pass phrase source"},
678 {"CApath", OPT_CAPATH, '/', "PEM format directory of CA's"},
679 {"CAfile", OPT_CAFILE, '<', "PEM format file of CA's"},
680 {"no-CAfile", OPT_NOCAFILE, '-',
681 "Do not load the default certificates file"},
682 {"no-CApath", OPT_NOCAPATH, '-',
683 "Do not load certificates from the default certificates directory"},
684 {"dane_tlsa_domain", OPT_DANE_TLSA_DOMAIN, 's', "DANE TLSA base domain"},
685 {"dane_tlsa_rrdata", OPT_DANE_TLSA_RRDATA, 's',
686 "DANE TLSA rrdata presentation form"},
687 {"reconnect", OPT_RECONNECT, '-',
688 "Drop and re-make the connection with the same Session-ID"},
689 {"showcerts", OPT_SHOWCERTS, '-', "Show all certificates in the chain"},
690 {"debug", OPT_DEBUG, '-', "Extra output"},
691 {"msg", OPT_MSG, '-', "Show protocol messages"},
692 {"msgfile", OPT_MSGFILE, '>'},
693 {"nbio_test", OPT_NBIO_TEST, '-', "More ssl protocol testing"},
694 {"state", OPT_STATE, '-', "Print the ssl states"},
695 {"crlf", OPT_CRLF, '-', "Convert LF from terminal into CRLF"},
696 {"quiet", OPT_QUIET, '-', "No s_client output"},
697 {"ign_eof", OPT_IGN_EOF, '-', "Ignore input eof (default when -quiet)"},
698 {"no_ign_eof", OPT_NO_IGN_EOF, '-', "Don't ignore input eof"},
699 {"starttls", OPT_STARTTLS, 's',
700 "Use the appropriate STARTTLS command before starting TLS"},
701 {"xmpphost", OPT_XMPPHOST, 's',
702 "Host to use with \"-starttls xmpp[-server]\""},
703 {"rand", OPT_RAND, 's',
704 "Load the file(s) into the random number generator"},
705 {"sess_out", OPT_SESS_OUT, '>', "File to write SSL session to"},
706 {"sess_in", OPT_SESS_IN, '<', "File to read SSL session from"},
707 {"use_srtp", OPT_USE_SRTP, 's',
708 "Offer SRTP key management with a colon-separated profile list"},
709 {"keymatexport", OPT_KEYMATEXPORT, 's',
710 "Export keying material using label"},
711 {"keymatexportlen", OPT_KEYMATEXPORTLEN, 'p',
712 "Export len bytes of keying material (default 20)"},
713 {"fallback_scsv", OPT_FALLBACKSCSV, '-', "Send the fallback SCSV"},
714 {"name", OPT_SMTPHOST, 's', "Hostname to use for \"-starttls smtp\""},
715 {"CRL", OPT_CRL, '<'},
716 {"crl_download", OPT_CRL_DOWNLOAD, '-'},
717 {"CRLform", OPT_CRLFORM, 'F'},
718 {"verify_return_error", OPT_VERIFY_RET_ERROR, '-'},
719 {"verify_quiet", OPT_VERIFY_QUIET, '-'},
720 {"brief", OPT_BRIEF, '-'},
721 {"prexit", OPT_PREXIT, '-'},
722 {"security_debug", OPT_SECURITY_DEBUG, '-'},
723 {"security_debug_verbose", OPT_SECURITY_DEBUG_VERBOSE, '-'},
724 {"cert_chain", OPT_CERT_CHAIN, '<'},
725 {"chainCApath", OPT_CHAINCAPATH, '/'},
726 {"verifyCApath", OPT_VERIFYCAPATH, '/'},
727 {"build_chain", OPT_BUILD_CHAIN, '-'},
728 {"chainCAfile", OPT_CHAINCAFILE, '<'},
729 {"verifyCAfile", OPT_VERIFYCAFILE, '<'},
730 {"nocommands", OPT_NOCMDS, '-', "Do not use interactive command letters"},
731 {"servername", OPT_SERVERNAME, 's',
732 "Set TLS extension servername in ClientHello"},
733 {"tlsextdebug", OPT_TLSEXTDEBUG, '-',
734 "Hex dump of all TLS extensions received"},
735 {"status", OPT_STATUS, '-', "Request certificate status from server"},
736 {"serverinfo", OPT_SERVERINFO, 's',
737 "types Send empty ClientHello extensions (comma-separated numbers)"},
738 {"alpn", OPT_ALPN, 's',
739 "Enable ALPN extension, considering named protocols supported (comma-separated list)"},
740 {"async", OPT_ASYNC, '-', "Support asynchronous operation"},
741 {"ssl_config", OPT_SSL_CONFIG, 's'},
745 #ifndef OPENSSL_NO_SSL3
746 {"ssl3", OPT_SSL3, '-', "Just use SSLv3"},
748 #ifndef OPENSSL_NO_TLS1
749 {"tls1", OPT_TLS1, '-', "Just use TLSv1"},
751 #ifndef OPENSSL_NO_TLS1_1
752 {"tls1_1", OPT_TLS1_1, '-', "Just use TLSv1.1"},
754 #ifndef OPENSSL_NO_TLS1_2
755 {"tls1_2", OPT_TLS1_2, '-', "Just use TLSv1.2"},
757 #ifndef OPENSSL_NO_DTLS
758 {"dtls", OPT_DTLS, '-'},
759 {"timeout", OPT_TIMEOUT, '-'},
760 {"mtu", OPT_MTU, 'p', "Set the link layer MTU"},
762 #ifndef OPENSSL_NO_DTLS1
763 {"dtls1", OPT_DTLS1, '-', "Just use DTLSv1"},
765 #ifndef OPENSSL_NO_DTLS1_2
766 {"dtls1_2", OPT_DTLS1_2, '-'},
768 #ifndef OPENSSL_NO_SSL_TRACE
769 {"trace", OPT_TRACE, '-'},
772 {"wdebug", OPT_WDEBUG, '-', "WATT-32 tcp debugging"},
775 {"nbio", OPT_NBIO, '-', "Use non-blocking IO"},
777 #ifndef OPENSSL_NO_PSK
778 {"psk_identity", OPT_PSK_IDENTITY, 's', "PSK identity"},
779 {"psk", OPT_PSK, 's', "PSK in hex (without 0x)"},
780 # ifndef OPENSSL_NO_JPAKE
781 {"jpake", OPT_JPAKE, 's', "JPAKE secret to use"},
784 #ifndef OPENSSL_NO_SRP
785 {"srpuser", OPT_SRPUSER, 's', "SRP authentification for 'user'"},
786 {"srppass", OPT_SRPPASS, 's', "Password for 'user'"},
787 {"srp_lateuser", OPT_SRP_LATEUSER, '-',
788 "SRP username into second ClientHello message"},
789 {"srp_moregroups", OPT_SRP_MOREGROUPS, '-',
790 "Tolerate other than the known g N values."},
791 {"srp_strength", OPT_SRP_STRENGTH, 'p', "Minimal length in bits for N"},
793 #ifndef OPENSSL_NO_NEXTPROTONEG
794 {"nextprotoneg", OPT_NEXTPROTONEG, 's',
795 "Enable NPN extension, considering named protocols supported (comma-separated list)"},
797 #ifndef OPENSSL_NO_ENGINE
798 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
799 {"ssl_client_engine", OPT_SSL_CLIENT_ENGINE, 's'},
804 typedef enum PROTOCOL_choice {
817 static OPT_PAIR services[] = {
818 {"smtp", PROTO_SMTP},
819 {"pop3", PROTO_POP3},
820 {"imap", PROTO_IMAP},
822 {"xmpp", PROTO_XMPP},
823 {"xmpp-server", PROTO_XMPP_SERVER},
824 {"telnet", PROTO_TELNET},
829 int s_client_main(int argc, char **argv)
832 EVP_PKEY *key = NULL;
835 STACK_OF(X509) *chain = NULL;
837 X509_VERIFY_PARAM *vpm = NULL;
838 SSL_EXCERT *exc = NULL;
839 SSL_CONF_CTX *cctx = NULL;
840 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
841 char *dane_tlsa_domain = NULL;
842 STACK_OF(OPENSSL_STRING) *dane_tlsa_rrset = NULL;
843 STACK_OF(X509_CRL) *crls = NULL;
844 const SSL_METHOD *meth = TLS_client_method();
845 char *CApath = NULL, *CAfile = NULL, *cbuf = NULL, *sbuf = NULL;
846 char *mbuf = NULL, *proxystr = NULL, *connectstr = NULL;
847 char *cert_file = NULL, *key_file = NULL, *chain_file = NULL;
848 char *chCApath = NULL, *chCAfile = NULL, *host = SSL_HOST_NAME;
850 char *passarg = NULL, *pass = NULL, *vfyCApath = NULL, *vfyCAfile = NULL;
851 char *sess_in = NULL, *sess_out = NULL, *crl_file = NULL, *p;
852 char *jpake_secret = NULL, *xmpphost = NULL;
853 const char *unix_path = NULL;
854 const char *ehlo = "mail.example.com";
855 struct sockaddr peer;
856 struct timeval timeout, *timeoutp;
857 fd_set readfds, writefds;
858 int noCApath = 0, noCAfile = 0;
859 int build_chain = 0, cbuf_len, cbuf_off, cert_format = FORMAT_PEM;
860 int key_format = FORMAT_PEM, crlf = 0, full_log = 1, mbuf_len = 0;
862 int enable_timeouts = 0, sdebug = 0, peerlen = sizeof peer;
863 int reconnect = 0, verify = SSL_VERIFY_NONE, vpmtouched = 0;
864 int ret = 1, in_init = 1, i, nbio_test = 0, s = -1, k, width, state = 0;
865 int sbuf_len, sbuf_off, socket_type = SOCK_STREAM, cmdletters = 1;
866 int starttls_proto = PROTO_OFF, crl_format = FORMAT_PEM, crl_download = 0;
867 int write_tty, read_tty, write_ssl, read_ssl, tty_on, ssl_pending;
868 int fallback_scsv = 0;
869 long socket_mtu = 0, randamt = 0;
870 unsigned short port = PORT;
872 #ifndef OPENSSL_NO_ENGINE
873 ENGINE *ssl_client_engine = NULL;
876 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
879 char *servername = NULL;
880 const char *alpn_in = NULL;
881 tlsextctx tlsextcbp = { NULL, 0 };
882 const char *ssl_config = NULL;
883 #define MAX_SI_TYPES 100
884 unsigned short serverinfo_types[MAX_SI_TYPES];
885 int serverinfo_count = 0, start = 0, len;
886 #ifndef OPENSSL_NO_NEXTPROTONEG
887 const char *next_proto_neg_in = NULL;
889 #ifndef OPENSSL_NO_SRP
890 char *srppass = NULL;
891 int srp_lateuser = 0;
892 SRP_ARG srp_arg = { NULL, NULL, 0, 0, 0, 1024 };
895 prog = opt_progname(argv[0]);
903 verify_error = X509_V_OK;
904 vpm = X509_VERIFY_PARAM_new();
905 cbuf = app_malloc(BUFSIZZ, "cbuf");
906 sbuf = app_malloc(BUFSIZZ, "sbuf");
907 mbuf = app_malloc(BUFSIZZ, "mbuf");
908 cctx = SSL_CONF_CTX_new();
910 if (vpm == NULL || cctx == NULL) {
911 BIO_printf(bio_err, "%s: out of memory\n", prog);
915 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CLIENT | SSL_CONF_FLAG_CMDLINE);
917 prog = opt_init(argc, argv, s_client_options);
918 while ((o = opt_next()) != OPT_EOF) {
923 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
926 opt_help(s_client_options);
933 port = atoi(opt_arg());
936 connectstr = opt_arg();
939 proxystr = opt_arg();
940 starttls_proto = PROTO_CONNECT;
943 unix_path = opt_arg();
946 xmpphost = opt_arg();
952 verify = SSL_VERIFY_PEER;
953 verify_depth = atoi(opt_arg());
955 BIO_printf(bio_err, "verify depth is %d\n", verify_depth);
958 cert_file = opt_arg();
961 crl_file = opt_arg();
963 case OPT_CRL_DOWNLOAD:
967 sess_out = opt_arg();
973 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &cert_format))
977 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &crl_format))
980 case OPT_VERIFY_RET_ERROR:
981 verify_return_error = 1;
983 case OPT_VERIFY_QUIET:
987 c_brief = verify_quiet = c_quiet = 1;
990 if (ssl_args == NULL)
991 ssl_args = sk_OPENSSL_STRING_new_null();
993 || !sk_OPENSSL_STRING_push(ssl_args, opt_flag())
994 || !sk_OPENSSL_STRING_push(ssl_args, opt_arg())) {
995 BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
1000 if (!opt_verify(o, vpm))
1005 if (!args_excert(o, &exc))
1015 c_quiet = c_ign_eof = 1;
1024 e = setup_engine(opt_arg(), 1);
1026 case OPT_SSL_CLIENT_ENGINE:
1027 #ifndef OPENSSL_NO_ENGINE
1028 ssl_client_engine = ENGINE_by_id(opt_arg());
1029 if (ssl_client_engine == NULL) {
1030 BIO_printf(bio_err, "Error getting client auth engine\n");
1042 case OPT_NO_IGN_EOF:
1048 case OPT_TLSEXTDEBUG:
1063 bio_c_msg = BIO_new_file(opt_arg(), "w");
1066 #ifndef OPENSSL_NO_SSL_TRACE
1070 case OPT_SECURITY_DEBUG:
1073 case OPT_SECURITY_DEBUG_VERBOSE:
1085 #ifndef OPENSSL_NO_PSK
1086 case OPT_PSK_IDENTITY:
1087 psk_identity = opt_arg();
1090 for (p = psk_key = opt_arg(); *p; p++) {
1093 BIO_printf(bio_err, "Not a hex number '%s'\n", psk_key);
1098 case OPT_PSK_IDENTITY:
1102 #ifndef OPENSSL_NO_SRP
1104 srp_arg.srplogin = opt_arg();
1105 meth = TLSv1_client_method();
1108 srppass = opt_arg();
1109 meth = TLSv1_client_method();
1111 case OPT_SRP_STRENGTH:
1112 srp_arg.strength = atoi(opt_arg());
1113 BIO_printf(bio_err, "SRP minimal length for N is %d\n",
1115 meth = TLSv1_client_method();
1117 case OPT_SRP_LATEUSER:
1119 meth = TLSv1_client_method();
1121 case OPT_SRP_MOREGROUPS:
1123 meth = TLSv1_client_method();
1128 case OPT_SRP_STRENGTH:
1129 case OPT_SRP_LATEUSER:
1130 case OPT_SRP_MOREGROUPS:
1133 case OPT_SSL_CONFIG:
1134 ssl_config = opt_arg();
1137 #ifndef OPENSSL_NO_SSL3
1138 meth = SSLv3_client_method();
1142 #ifndef OPENSSL_NO_TLS1_2
1143 meth = TLSv1_2_client_method();
1147 #ifndef OPENSSL_NO_TLS1_1
1148 meth = TLSv1_1_client_method();
1152 #ifndef OPENSSL_NO_TLS1
1153 meth = TLSv1_client_method();
1157 #ifndef OPENSSL_NO_DTLS
1158 meth = DTLS_client_method();
1159 socket_type = SOCK_DGRAM;
1163 #ifndef OPENSSL_NO_DTLS1
1164 meth = DTLSv1_client_method();
1165 socket_type = SOCK_DGRAM;
1169 #ifndef OPENSSL_NO_DTLS1_2
1170 meth = DTLSv1_2_client_method();
1171 socket_type = SOCK_DGRAM;
1175 #ifndef OPENSSL_NO_DTLS
1176 enable_timeouts = 1;
1180 #ifndef OPENSSL_NO_DTLS
1181 socket_mtu = atol(opt_arg());
1184 case OPT_FALLBACKSCSV:
1188 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &key_format))
1192 passarg = opt_arg();
1194 case OPT_CERT_CHAIN:
1195 chain_file = opt_arg();
1198 key_file = opt_arg();
1209 case OPT_CHAINCAPATH:
1210 chCApath = opt_arg();
1212 case OPT_VERIFYCAPATH:
1213 vfyCApath = opt_arg();
1215 case OPT_BUILD_CHAIN:
1224 case OPT_CHAINCAFILE:
1225 chCAfile = opt_arg();
1227 case OPT_VERIFYCAFILE:
1228 vfyCAfile = opt_arg();
1230 case OPT_DANE_TLSA_DOMAIN:
1231 dane_tlsa_domain = opt_arg();
1233 case OPT_DANE_TLSA_RRDATA:
1234 if (dane_tlsa_rrset == NULL)
1235 dane_tlsa_rrset = sk_OPENSSL_STRING_new_null();
1236 if (dane_tlsa_rrset == NULL ||
1237 !sk_OPENSSL_STRING_push(dane_tlsa_rrset, opt_arg())) {
1238 BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
1242 case OPT_NEXTPROTONEG:
1243 next_proto_neg_in = opt_arg();
1246 alpn_in = opt_arg();
1248 case OPT_SERVERINFO:
1251 for (start = 0, i = 0; i <= len; ++i) {
1252 if (i == len || p[i] == ',') {
1253 serverinfo_types[serverinfo_count] = atoi(p + start);
1254 if (++serverinfo_count == MAX_SI_TYPES)
1261 if (!opt_pair(opt_arg(), services, &starttls_proto))
1263 case OPT_SERVERNAME:
1264 servername = opt_arg();
1267 #ifndef OPENSSL_NO_JPAKE
1268 jpake_secret = opt_arg();
1272 srtp_profiles = opt_arg();
1274 case OPT_KEYMATEXPORT:
1275 keymatexportlabel = opt_arg();
1277 case OPT_KEYMATEXPORTLEN:
1278 keymatexportlen = atoi(opt_arg());
1285 argc = opt_num_rest();
1289 if (connectstr == NULL) {
1290 BIO_printf(bio_err, "%s: -proxy requires use of -connect\n", prog);
1293 if (!extract_host_port(proxystr, &host, NULL, &port))
1296 else if (connectstr != NULL
1297 && !extract_host_port(connectstr, &host, NULL, &port))
1300 if (unix_path && (socket_type != SOCK_STREAM)) {
1302 "Can't use unix sockets and datagrams together\n");
1305 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1308 BIO_printf(bio_err, "Can't use JPAKE and PSK together\n");
1311 psk_identity = "JPAKE";
1315 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1316 next_proto.status = -1;
1317 if (next_proto_neg_in) {
1319 next_protos_parse(&next_proto.len, next_proto_neg_in);
1320 if (next_proto.data == NULL) {
1321 BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n");
1325 next_proto.data = NULL;
1328 if (!app_passwd(passarg, NULL, &pass, NULL)) {
1329 BIO_printf(bio_err, "Error getting password\n");
1333 if (key_file == NULL)
1334 key_file = cert_file;
1337 key = load_key(key_file, key_format, 0, pass, e,
1338 "client certificate private key file");
1340 ERR_print_errors(bio_err);
1346 cert = load_cert(cert_file, cert_format,
1347 NULL, e, "client certificate file");
1349 ERR_print_errors(bio_err);
1355 if (!load_certs(chain_file, &chain, FORMAT_PEM, NULL, e,
1356 "client certificate chain"))
1362 crl = load_crl(crl_file, crl_format);
1364 BIO_puts(bio_err, "Error loading CRL\n");
1365 ERR_print_errors(bio_err);
1368 crls = sk_X509_CRL_new_null();
1369 if (crls == NULL || !sk_X509_CRL_push(crls, crl)) {
1370 BIO_puts(bio_err, "Error adding CRL\n");
1371 ERR_print_errors(bio_err);
1377 if (!load_excert(&exc))
1380 if (!app_RAND_load_file(NULL, 1) && inrand == NULL
1381 && !RAND_status()) {
1383 "warning, not much extra random data, consider using the -rand option\n");
1385 if (inrand != NULL) {
1386 randamt = app_RAND_load_files(inrand);
1387 BIO_printf(bio_err, "%ld semi-random bytes loaded\n", randamt);
1390 if (bio_c_out == NULL) {
1391 if (c_quiet && !c_debug) {
1392 bio_c_out = BIO_new(BIO_s_null());
1393 if (c_msg && !bio_c_msg)
1394 bio_c_msg = dup_bio_out(FORMAT_TEXT);
1395 } else if (bio_c_out == NULL)
1396 bio_c_out = dup_bio_out(FORMAT_TEXT);
1398 #ifndef OPENSSL_NO_SRP
1399 if (!app_passwd(srppass, NULL, &srp_arg.srppassin, NULL)) {
1400 BIO_printf(bio_err, "Error getting password\n");
1405 ctx = SSL_CTX_new(meth);
1407 ERR_print_errors(bio_err);
1412 ssl_ctx_security_debug(ctx, sdebug);
1415 if (SSL_CTX_config(ctx, ssl_config) == 0) {
1416 BIO_printf(bio_err, "Error using configuration \"%s\"\n",
1418 ERR_print_errors(bio_err);
1423 if (vpmtouched && !SSL_CTX_set1_param(ctx, vpm)) {
1424 BIO_printf(bio_err, "Error setting verify params\n");
1425 ERR_print_errors(bio_err);
1430 SSL_CTX_set_mode(ctx, SSL_MODE_ASYNC);
1431 ASYNC_init(1, 0, 0);
1434 if (!config_ctx(cctx, ssl_args, ctx, jpake_secret == NULL))
1437 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1438 crls, crl_download)) {
1439 BIO_printf(bio_err, "Error loading store locations\n");
1440 ERR_print_errors(bio_err);
1443 #ifndef OPENSSL_NO_ENGINE
1444 if (ssl_client_engine) {
1445 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine)) {
1446 BIO_puts(bio_err, "Error setting client auth engine\n");
1447 ERR_print_errors(bio_err);
1448 ENGINE_free(ssl_client_engine);
1451 ENGINE_free(ssl_client_engine);
1455 #ifndef OPENSSL_NO_PSK
1456 if (psk_key != NULL || jpake_secret) {
1458 BIO_printf(bio_c_out,
1459 "PSK key given or JPAKE in use, setting client callback\n");
1460 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
1463 #ifndef OPENSSL_NO_SRTP
1464 if (srtp_profiles != NULL) {
1465 /* Returns 0 on success! */
1466 if (SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles) != 0) {
1467 BIO_printf(bio_err, "Error setting SRTP profile\n");
1468 ERR_print_errors(bio_err);
1475 ssl_ctx_set_excert(ctx, exc);
1477 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1478 if (next_proto.data)
1479 SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
1482 unsigned short alpn_len;
1483 unsigned char *alpn = next_protos_parse(&alpn_len, alpn_in);
1486 BIO_printf(bio_err, "Error parsing -alpn argument\n");
1489 /* Returns 0 on success! */
1490 if (SSL_CTX_set_alpn_protos(ctx, alpn, alpn_len) != 0) {
1491 BIO_printf(bio_err, "Error setting ALPN\n");
1497 for (i = 0; i < serverinfo_count; i++) {
1498 if (!SSL_CTX_add_client_custom_ext(ctx,
1499 serverinfo_types[i],
1501 serverinfo_cli_parse_cb, NULL)) {
1503 "Warning: Unable to add custom extension %u, skipping\n",
1504 serverinfo_types[i]);
1509 SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);
1511 SSL_CTX_set_verify(ctx, verify, verify_callback);
1513 if (!ctx_set_verify_locations(ctx, CAfile, CApath, noCAfile, noCApath)) {
1514 ERR_print_errors(bio_err);
1518 ssl_ctx_add_crls(ctx, crls, crl_download);
1520 if (!set_cert_key_stuff(ctx, cert, key, chain, build_chain))
1523 if (servername != NULL) {
1524 tlsextcbp.biodebug = bio_err;
1525 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1526 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1528 # ifndef OPENSSL_NO_SRP
1529 if (srp_arg.srplogin) {
1530 if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin)) {
1531 BIO_printf(bio_err, "Unable to set SRP username\n");
1534 srp_arg.msg = c_msg;
1535 srp_arg.debug = c_debug;
1536 SSL_CTX_set_srp_cb_arg(ctx, &srp_arg);
1537 SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
1538 SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
1539 if (c_msg || c_debug || srp_arg.amp == 0)
1540 SSL_CTX_set_srp_verify_param_callback(ctx,
1541 ssl_srp_verify_param_cb);
1545 if (dane_tlsa_domain != NULL) {
1546 if (SSL_CTX_dane_enable(ctx) <= 0) {
1548 "%s: Error enabling DANE TLSA authentication.\n", prog);
1549 ERR_print_errors(bio_err);
1557 BIO *stmp = BIO_new_file(sess_in, "r");
1559 BIO_printf(bio_err, "Can't open session file %s\n", sess_in);
1560 ERR_print_errors(bio_err);
1563 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1566 BIO_printf(bio_err, "Can't open session file %s\n", sess_in);
1567 ERR_print_errors(bio_err);
1570 if (!SSL_set_session(con, sess)) {
1571 BIO_printf(bio_err, "Can't set session\n");
1572 ERR_print_errors(bio_err);
1575 SSL_SESSION_free(sess);
1579 SSL_set_mode(con, SSL_MODE_SEND_FALLBACK_SCSV);
1581 if (servername != NULL) {
1582 if (!SSL_set_tlsext_host_name(con, servername)) {
1583 BIO_printf(bio_err, "Unable to set TLS servername extension.\n");
1584 ERR_print_errors(bio_err);
1589 if (dane_tlsa_domain != NULL) {
1590 if (SSL_dane_enable(con, dane_tlsa_domain) <= 0) {
1591 BIO_printf(bio_err, "%s: Error enabling DANE TLSA "
1592 "authentication.\n", prog);
1593 ERR_print_errors(bio_err);
1596 if (dane_tlsa_rrset == NULL) {
1597 BIO_printf(bio_err, "%s: DANE TLSA authentication requires at "
1598 "least one -dane_tlsa_rrset option.\n", prog);
1601 if (tlsa_import_rrset(con, dane_tlsa_rrset) <= 0) {
1602 BIO_printf(bio_err, "%s: Failed to import any TLSA "
1603 "records.\n", prog);
1606 } else if (dane_tlsa_rrset != NULL) {
1607 BIO_printf(bio_err, "%s: DANE TLSA authentication requires the "
1608 "-dane_tlsa_domain option.\n", prog);
1614 if (init_client(&s, host, port, socket_type) == 0)
1616 if ((!unix_path && (init_client(&s, host, port, socket_type) == 0)) ||
1617 (unix_path && (init_client_unix(&s, unix_path) == 0)))
1620 BIO_printf(bio_err, "connect:errno=%d\n", get_last_socket_error());
1624 BIO_printf(bio_c_out, "CONNECTED(%08X)\n", s);
1628 unsigned long l = 1;
1629 BIO_printf(bio_c_out, "turning on non blocking io\n");
1630 if (BIO_socket_ioctl(s, FIONBIO, &l) < 0) {
1631 ERR_print_errors(bio_err);
1636 if (socket_type == SOCK_DGRAM) {
1638 sbio = BIO_new_dgram(s, BIO_NOCLOSE);
1639 if (getsockname(s, &peer, (void *)&peerlen) < 0) {
1640 BIO_printf(bio_err, "getsockname:errno=%d\n",
1641 get_last_socket_error());
1646 (void)BIO_ctrl_set_connected(sbio, &peer);
1648 if (enable_timeouts) {
1650 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1651 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1654 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1655 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1659 if (socket_mtu < DTLS_get_link_min_mtu(con)) {
1660 BIO_printf(bio_err, "MTU too small. Must be at least %ld\n",
1661 DTLS_get_link_min_mtu(con));
1665 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1666 if (!DTLS_set_link_mtu(con, socket_mtu)) {
1667 BIO_printf(bio_err, "Failed to set MTU\n");
1672 /* want to do MTU discovery */
1673 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1675 sbio = BIO_new_socket(s, BIO_NOCLOSE);
1680 test = BIO_new(BIO_f_nbio_test());
1681 sbio = BIO_push(test, sbio);
1685 BIO_set_callback(sbio, bio_dump_callback);
1686 BIO_set_callback_arg(sbio, (char *)bio_c_out);
1689 #ifndef OPENSSL_NO_SSL_TRACE
1691 SSL_set_msg_callback(con, SSL_trace);
1694 SSL_set_msg_callback(con, msg_cb);
1695 SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out);
1698 if (c_tlsextdebug) {
1699 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1700 SSL_set_tlsext_debug_arg(con, bio_c_out);
1703 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1704 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
1705 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
1707 #ifndef OPENSSL_NO_JPAKE
1709 jpake_client_auth(bio_c_out, sbio, jpake_secret);
1712 SSL_set_bio(con, sbio, sbio);
1713 SSL_set_connect_state(con);
1715 /* ok, lets connect */
1716 width = SSL_get_fd(con) + 1;
1729 switch ((PROTOCOL_CHOICE) starttls_proto) {
1735 * This is an ugly hack that does a lot of assumptions. We do
1736 * have to handle multi-line responses which may come in a single
1737 * packet or not. We therefore have to use BIO_gets() which does
1738 * need a buffering BIO. So during the initial chitchat we do
1739 * push a buffering BIO into the chain that is removed again
1740 * later on to not disturb the rest of the s_client operation.
1743 BIO *fbio = BIO_new(BIO_f_buffer());
1744 BIO_push(fbio, sbio);
1745 /* wait for multi-line response to end from SMTP */
1747 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1749 while (mbuf_len > 3 && mbuf[3] == '-');
1750 BIO_printf(fbio, "EHLO %s\r\n", ehlo);
1751 (void)BIO_flush(fbio);
1752 /* wait for multi-line response to end EHLO SMTP response */
1754 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1755 if (strstr(mbuf, "STARTTLS"))
1758 while (mbuf_len > 3 && mbuf[3] == '-');
1759 (void)BIO_flush(fbio);
1764 "didn't find starttls in server response,"
1765 " trying anyway...\n");
1766 BIO_printf(sbio, "STARTTLS\r\n");
1767 BIO_read(sbio, sbuf, BUFSIZZ);
1772 BIO_read(sbio, mbuf, BUFSIZZ);
1773 BIO_printf(sbio, "STLS\r\n");
1774 mbuf_len = BIO_read(sbio, sbuf, BUFSIZZ);
1776 BIO_printf(bio_err, "BIO_read failed\n");
1784 BIO *fbio = BIO_new(BIO_f_buffer());
1785 BIO_push(fbio, sbio);
1786 BIO_gets(fbio, mbuf, BUFSIZZ);
1787 /* STARTTLS command requires CAPABILITY... */
1788 BIO_printf(fbio, ". CAPABILITY\r\n");
1789 (void)BIO_flush(fbio);
1790 /* wait for multi-line CAPABILITY response */
1792 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1793 if (strstr(mbuf, "STARTTLS"))
1796 while (mbuf_len > 3 && mbuf[0] != '.');
1797 (void)BIO_flush(fbio);
1802 "didn't find STARTTLS in server response,"
1803 " trying anyway...\n");
1804 BIO_printf(sbio, ". STARTTLS\r\n");
1805 BIO_read(sbio, sbuf, BUFSIZZ);
1810 BIO *fbio = BIO_new(BIO_f_buffer());
1811 BIO_push(fbio, sbio);
1812 /* wait for multi-line response to end from FTP */
1814 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1816 while (mbuf_len > 3 && mbuf[3] == '-');
1817 (void)BIO_flush(fbio);
1820 BIO_printf(sbio, "AUTH TLS\r\n");
1821 BIO_read(sbio, sbuf, BUFSIZZ);
1825 case PROTO_XMPP_SERVER:
1828 BIO_printf(sbio, "<stream:stream "
1829 "xmlns:stream='http://etherx.jabber.org/streams' "
1830 "xmlns='jabber:%s' to='%s' version='1.0'>",
1831 starttls_proto == PROTO_XMPP ? "client" : "server",
1832 xmpphost ? xmpphost : host);
1833 seen = BIO_read(sbio, mbuf, BUFSIZZ);
1836 (mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'")
1838 "<starttls xmlns=\"urn:ietf:params:xml:ns:xmpp-tls\""))
1840 seen = BIO_read(sbio, mbuf, BUFSIZZ);
1848 "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1849 seen = BIO_read(sbio, sbuf, BUFSIZZ);
1851 if (!strstr(sbuf, "<proceed"))
1858 static const unsigned char tls_do[] = {
1859 /* IAC DO START_TLS */
1862 static const unsigned char tls_will[] = {
1863 /* IAC WILL START_TLS */
1866 static const unsigned char tls_follows[] = {
1867 /* IAC SB START_TLS FOLLOWS IAC SE */
1868 255, 250, 46, 1, 255, 240
1872 /* Telnet server should demand we issue START_TLS */
1873 bytes = BIO_read(sbio, mbuf, BUFSIZZ);
1874 if (bytes != 3 || memcmp(mbuf, tls_do, 3) != 0)
1876 /* Agree to issue START_TLS and send the FOLLOWS sub-command */
1877 BIO_write(sbio, tls_will, 3);
1878 BIO_write(sbio, tls_follows, 6);
1879 (void)BIO_flush(sbio);
1880 /* Telnet server also sent the FOLLOWS sub-command */
1881 bytes = BIO_read(sbio, mbuf, BUFSIZZ);
1882 if (bytes != 6 || memcmp(mbuf, tls_follows, 6) != 0)
1889 BIO *fbio = BIO_new(BIO_f_buffer());
1891 BIO_push(fbio, sbio);
1892 BIO_printf(fbio, "CONNECT %s\r\n\r\n", connectstr);
1893 (void)BIO_flush(fbio);
1894 /* wait for multi-line response to end CONNECT response */
1896 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1897 if (strstr(mbuf, "200") != NULL
1898 && strstr(mbuf, "established") != NULL)
1900 } while (mbuf_len > 3 && foundit == 0);
1901 (void)BIO_flush(fbio);
1905 BIO_printf(bio_err, "%s: HTTP CONNECT failed\n", prog);
1913 BIO *fbio = BIO_new(BIO_f_buffer());
1915 BIO_push(fbio, sbio);
1916 BIO_printf(fbio, "STARTTLS\r\n");
1917 (void)BIO_flush(fbio);
1918 width = SSL_get_fd(con) + 1;
1924 openssl_fdset(SSL_get_fd(con), &readfds);
1925 timeout.tv_sec = S_CLIENT_IRC_READ_TIMEOUT;
1926 timeout.tv_usec = 0;
1928 * If the IRCd doesn't respond within
1929 * S_CLIENT_IRC_READ_TIMEOUT seconds, assume
1930 * it doesn't support STARTTLS. Many IRCds
1931 * will not give _any_ sort of response to a
1932 * STARTTLS command when it's not supported.
1934 if (!BIO_get_buffer_num_lines(fbio)
1935 && !BIO_pending(fbio)
1936 && !BIO_pending(sbio)
1937 && select(width, (void *)&readfds, NULL, NULL,
1940 "Timeout waiting for response (%d seconds).\n",
1941 S_CLIENT_IRC_READ_TIMEOUT);
1945 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1946 if (mbuf_len < 1 || sscanf(mbuf, "%*s %d", &numeric) != 1)
1948 /* :example.net 451 STARTTLS :You have not registered */
1949 /* :example.net 421 STARTTLS :Unknown command */
1950 if ((numeric == 451 || numeric == 421)
1951 && strstr(mbuf, "STARTTLS") != NULL) {
1952 BIO_printf(bio_err, "STARTTLS not supported: %s", mbuf);
1955 if (numeric == 691) {
1956 BIO_printf(bio_err, "STARTTLS negotiation failed: ");
1957 ERR_print_errors(bio_err);
1960 } while (numeric != 670);
1962 (void)BIO_flush(fbio);
1965 if (numeric != 670) {
1966 BIO_printf(bio_err, "Server does not support STARTTLS.\n");
1977 if ((SSL_version(con) == DTLS1_VERSION) &&
1978 DTLSv1_get_timeout(con, &timeout))
1979 timeoutp = &timeout;
1983 if (SSL_in_init(con) && !SSL_total_renegotiations(con)) {
1991 if (servername != NULL && !SSL_session_reused(con)) {
1992 BIO_printf(bio_c_out,
1993 "Server did %sacknowledge servername extension.\n",
1994 tlsextcbp.ack ? "" : "not ");
1998 BIO *stmp = BIO_new_file(sess_out, "w");
2000 PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
2003 BIO_printf(bio_err, "Error writing session file %s\n",
2007 BIO_puts(bio_err, "CONNECTION ESTABLISHED\n");
2008 print_ssl_summary(con);
2011 print_stuff(bio_c_out, con, full_log);
2015 if (starttls_proto) {
2016 BIO_write(bio_err, mbuf, mbuf_len);
2017 /* We don't need to know any more */
2019 starttls_proto = PROTO_OFF;
2024 BIO_printf(bio_c_out,
2025 "drop connection and then reconnect\n");
2026 do_ssl_shutdown(con);
2027 SSL_set_connect_state(con);
2028 SHUTDOWN(SSL_get_fd(con));
2034 ssl_pending = read_ssl && SSL_pending(con);
2037 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE)
2040 openssl_fdset(fileno(stdin), &readfds);
2042 openssl_fdset(fileno(stdout), &writefds);
2045 openssl_fdset(SSL_get_fd(con), &readfds);
2047 openssl_fdset(SSL_get_fd(con), &writefds);
2049 if (!tty_on || !write_tty) {
2051 openssl_fdset(SSL_get_fd(con), &readfds);
2053 openssl_fdset(SSL_get_fd(con), &writefds);
2058 * Note: under VMS with SOCKETSHR the second parameter is
2059 * currently of type (int *) whereas under other systems it is
2060 * (void *) if you don't have a cast it will choke the compiler:
2061 * if you do have a cast then you can either go for (int *) or
2064 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2066 * Under Windows/DOS we make the assumption that we can always
2067 * write to the tty: therefore if we need to write to the tty we
2068 * just fall through. Otherwise we timeout the select every
2069 * second and see if there are any keypresses. Note: this is a
2070 * hack, in a proper Windows application we wouldn't do this.
2077 i = select(width, (void *)&readfds, (void *)&writefds,
2079 # if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
2080 if (!i && (!_kbhit() || !read_tty))
2083 if (!i && (!((_kbhit())
2084 || (WAIT_OBJECT_0 ==
2085 WaitForSingleObject(GetStdHandle
2092 i = select(width, (void *)&readfds, (void *)&writefds,
2095 #elif defined(OPENSSL_SYS_NETWARE)
2100 i = select(width, (void *)&readfds, (void *)&writefds,
2103 i = select(width, (void *)&readfds, (void *)&writefds,
2107 i = select(width, (void *)&readfds, (void *)&writefds,
2111 BIO_printf(bio_err, "bad select %d\n",
2112 get_last_socket_error());
2118 if ((SSL_version(con) == DTLS1_VERSION)
2119 && DTLSv1_handle_timeout(con) > 0) {
2120 BIO_printf(bio_err, "TIMEOUT occurred\n");
2123 if (!ssl_pending && FD_ISSET(SSL_get_fd(con), &writefds)) {
2124 k = SSL_write(con, &(cbuf[cbuf_off]), (unsigned int)cbuf_len);
2125 switch (SSL_get_error(con, k)) {
2126 case SSL_ERROR_NONE:
2131 /* we have done a write(con,NULL,0); */
2132 if (cbuf_len <= 0) {
2135 } else { /* if (cbuf_len > 0) */
2141 case SSL_ERROR_WANT_WRITE:
2142 BIO_printf(bio_c_out, "write W BLOCK\n");
2146 case SSL_ERROR_WANT_ASYNC:
2147 BIO_printf(bio_c_out, "write A BLOCK\n");
2148 wait_for_async(con);
2152 case SSL_ERROR_WANT_READ:
2153 BIO_printf(bio_c_out, "write R BLOCK\n");
2158 case SSL_ERROR_WANT_X509_LOOKUP:
2159 BIO_printf(bio_c_out, "write X BLOCK\n");
2161 case SSL_ERROR_ZERO_RETURN:
2162 if (cbuf_len != 0) {
2163 BIO_printf(bio_c_out, "shutdown\n");
2172 case SSL_ERROR_SYSCALL:
2173 if ((k != 0) || (cbuf_len != 0)) {
2174 BIO_printf(bio_err, "write:errno=%d\n",
2175 get_last_socket_error());
2183 ERR_print_errors(bio_err);
2187 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
2188 /* Assume Windows/DOS/BeOS can always write */
2189 else if (!ssl_pending && write_tty)
2191 else if (!ssl_pending && FD_ISSET(fileno(stdout), &writefds))
2194 #ifdef CHARSET_EBCDIC
2195 ascii2ebcdic(&(sbuf[sbuf_off]), &(sbuf[sbuf_off]), sbuf_len);
2197 i = raw_write_stdout(&(sbuf[sbuf_off]), sbuf_len);
2200 BIO_printf(bio_c_out, "DONE\n");
2208 if (sbuf_len <= 0) {
2212 } else if (ssl_pending || FD_ISSET(SSL_get_fd(con), &readfds)) {
2217 SSL_renegotiate(con);
2222 k = SSL_read(con, sbuf, 1024 /* BUFSIZZ */ );
2224 switch (SSL_get_error(con, k)) {
2225 case SSL_ERROR_NONE:
2234 case SSL_ERROR_WANT_ASYNC:
2235 BIO_printf(bio_c_out, "read A BLOCK\n");
2236 wait_for_async(con);
2239 if ((read_tty == 0) && (write_ssl == 0))
2242 case SSL_ERROR_WANT_WRITE:
2243 BIO_printf(bio_c_out, "read W BLOCK\n");
2247 case SSL_ERROR_WANT_READ:
2248 BIO_printf(bio_c_out, "read R BLOCK\n");
2251 if ((read_tty == 0) && (write_ssl == 0))
2254 case SSL_ERROR_WANT_X509_LOOKUP:
2255 BIO_printf(bio_c_out, "read X BLOCK\n");
2257 case SSL_ERROR_SYSCALL:
2258 ret = get_last_socket_error();
2260 BIO_puts(bio_err, "CONNECTION CLOSED BY SERVER\n");
2262 BIO_printf(bio_err, "read:errno=%d\n", ret);
2264 case SSL_ERROR_ZERO_RETURN:
2265 BIO_printf(bio_c_out, "closed\n");
2269 ERR_print_errors(bio_err);
2274 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2275 # if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
2279 || (WAIT_OBJECT_0 ==
2280 WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
2282 #elif defined (OPENSSL_SYS_NETWARE)
2285 else if (FD_ISSET(fileno(stdin), &readfds))
2291 i = raw_read_stdin(cbuf, BUFSIZZ / 2);
2293 /* both loops are skipped when i <= 0 */
2294 for (j = 0; j < i; j++)
2295 if (cbuf[j] == '\n')
2297 for (j = i - 1; j >= 0; j--) {
2298 cbuf[j + lf_num] = cbuf[j];
2299 if (cbuf[j] == '\n') {
2302 cbuf[j + lf_num] = '\r';
2305 assert(lf_num == 0);
2307 i = raw_read_stdin(cbuf, BUFSIZZ);
2309 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q' && cmdletters))) {
2310 BIO_printf(bio_err, "DONE\n");
2315 if ((!c_ign_eof) && (cbuf[0] == 'R' && cmdletters)) {
2316 BIO_printf(bio_err, "RENEGOTIATING\n");
2317 SSL_renegotiate(con);
2320 #ifndef OPENSSL_NO_HEARTBEATS
2321 else if ((!c_ign_eof) && (cbuf[0] == 'B' && cmdletters)) {
2322 BIO_printf(bio_err, "HEARTBEATING\n");
2330 #ifdef CHARSET_EBCDIC
2331 ebcdic2ascii(cbuf, cbuf, i);
2343 print_stuff(bio_c_out, con, full_log);
2344 do_ssl_shutdown(con);
2345 SHUTDOWN(SSL_get_fd(con));
2349 print_stuff(bio_c_out, con, 1);
2355 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2356 OPENSSL_free(next_proto.data);
2360 sk_X509_CRL_pop_free(crls, X509_CRL_free);
2362 sk_X509_pop_free(chain, X509_free);
2364 #ifndef OPENSSL_NO_SRP
2365 OPENSSL_free(srp_arg.srppassin);
2367 X509_VERIFY_PARAM_free(vpm);
2368 ssl_excert_free(exc);
2369 sk_OPENSSL_STRING_free(ssl_args);
2370 sk_OPENSSL_STRING_free(dane_tlsa_rrset);
2371 SSL_CONF_CTX_free(cctx);
2372 OPENSSL_clear_free(cbuf, BUFSIZZ);
2373 OPENSSL_clear_free(sbuf, BUFSIZZ);
2374 OPENSSL_clear_free(mbuf, BUFSIZZ);
2375 BIO_free(bio_c_out);
2377 BIO_free(bio_c_msg);
2382 static void print_stuff(BIO *bio, SSL *s, int full)
2387 STACK_OF(X509_NAME) *sk2;
2388 const SSL_CIPHER *c;
2393 const char *peername;
2394 #ifndef OPENSSL_NO_COMP
2395 const COMP_METHOD *comp, *expansion;
2397 unsigned char *exportedkeymat;
2400 int got_a_chain = 0;
2402 sk = SSL_get_peer_cert_chain(s);
2406 BIO_printf(bio, "---\nCertificate chain\n");
2407 for (i = 0; i < sk_X509_num(sk); i++) {
2408 X509_NAME_oneline(X509_get_subject_name(sk_X509_value(sk, i)),
2410 BIO_printf(bio, "%2d s:%s\n", i, buf);
2411 X509_NAME_oneline(X509_get_issuer_name(sk_X509_value(sk, i)),
2413 BIO_printf(bio, " i:%s\n", buf);
2415 PEM_write_bio_X509(bio, sk_X509_value(sk, i));
2419 BIO_printf(bio, "---\n");
2420 peer = SSL_get_peer_certificate(s);
2422 BIO_printf(bio, "Server certificate\n");
2424 /* Redundant if we showed the whole chain */
2425 if (!(c_showcerts && got_a_chain))
2426 PEM_write_bio_X509(bio, peer);
2427 X509_NAME_oneline(X509_get_subject_name(peer), buf, sizeof buf);
2428 BIO_printf(bio, "subject=%s\n", buf);
2429 X509_NAME_oneline(X509_get_issuer_name(peer), buf, sizeof buf);
2430 BIO_printf(bio, "issuer=%s\n", buf);
2432 BIO_printf(bio, "no peer certificate available\n");
2434 sk2 = SSL_get_client_CA_list(s);
2435 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0)) {
2436 BIO_printf(bio, "---\nAcceptable client certificate CA names\n");
2437 for (i = 0; i < sk_X509_NAME_num(sk2); i++) {
2438 xn = sk_X509_NAME_value(sk2, i);
2439 X509_NAME_oneline(xn, buf, sizeof(buf));
2440 BIO_write(bio, buf, strlen(buf));
2441 BIO_write(bio, "\n", 1);
2444 BIO_printf(bio, "---\nNo client certificate CA names sent\n");
2447 ssl_print_sigalgs(bio, s);
2448 ssl_print_tmp_key(bio, s);
2451 "---\nSSL handshake has read %"PRIu64" bytes and written %"PRIu64" bytes\n",
2452 BIO_number_read(SSL_get_rbio(s)),
2453 BIO_number_written(SSL_get_wbio(s)));
2455 if ((mdpth = SSL_get0_dane_authority(s, NULL, &mspki)) >= 0) {
2456 uint8_t usage, selector, mtype;
2457 mdpth = SSL_get0_dane_tlsa(s, &usage, &selector, &mtype, NULL, NULL);
2458 BIO_printf(bio, "DANE TLSA %d %d %d %s at depth %d\n",
2459 usage, selector, mtype,
2460 (mspki != NULL) ? "TA public key verified certificate" :
2461 mdpth ? "matched TA certificate" : "matched EE certificate",
2464 if (SSL_get_verify_result(s) == X509_V_OK &&
2465 (peername = SSL_get0_peername(s)) != NULL)
2466 BIO_printf(bio, "Verified peername: %s\n", peername);
2467 BIO_printf(bio, (SSL_cache_hit(s) ? "---\nReused, " : "---\nNew, "));
2468 c = SSL_get_current_cipher(s);
2469 BIO_printf(bio, "%s, Cipher is %s\n",
2470 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
2473 pktmp = X509_get0_pubkey(peer);
2474 BIO_printf(bio, "Server public key is %d bit\n",
2475 EVP_PKEY_bits(pktmp));
2477 BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
2478 SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
2479 #ifndef OPENSSL_NO_COMP
2480 comp = SSL_get_current_compression(s);
2481 expansion = SSL_get_current_expansion(s);
2482 BIO_printf(bio, "Compression: %s\n",
2483 comp ? SSL_COMP_get_name(comp) : "NONE");
2484 BIO_printf(bio, "Expansion: %s\n",
2485 expansion ? SSL_COMP_get_name(expansion) : "NONE");
2490 /* Print out local port of connection: useful for debugging */
2492 struct sockaddr_in ladd;
2493 socklen_t ladd_size = sizeof(ladd);
2494 sock = SSL_get_fd(s);
2495 getsockname(sock, (struct sockaddr *)&ladd, &ladd_size);
2496 BIO_printf(bio_c_out, "LOCAL PORT is %u\n", ntohs(ladd.sin_port));
2500 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2501 if (next_proto.status != -1) {
2502 const unsigned char *proto;
2503 unsigned int proto_len;
2504 SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
2505 BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
2506 BIO_write(bio, proto, proto_len);
2507 BIO_write(bio, "\n", 1);
2511 const unsigned char *proto;
2512 unsigned int proto_len;
2513 SSL_get0_alpn_selected(s, &proto, &proto_len);
2514 if (proto_len > 0) {
2515 BIO_printf(bio, "ALPN protocol: ");
2516 BIO_write(bio, proto, proto_len);
2517 BIO_write(bio, "\n", 1);
2519 BIO_printf(bio, "No ALPN negotiated\n");
2522 #ifndef OPENSSL_NO_SRTP
2524 SRTP_PROTECTION_PROFILE *srtp_profile =
2525 SSL_get_selected_srtp_profile(s);
2528 BIO_printf(bio, "SRTP Extension negotiated, profile=%s\n",
2529 srtp_profile->name);
2533 SSL_SESSION_print(bio, SSL_get_session(s));
2534 if (keymatexportlabel != NULL) {
2535 BIO_printf(bio, "Keying material exporter:\n");
2536 BIO_printf(bio, " Label: '%s'\n", keymatexportlabel);
2537 BIO_printf(bio, " Length: %i bytes\n", keymatexportlen);
2538 exportedkeymat = app_malloc(keymatexportlen, "export key");
2539 if (!SSL_export_keying_material(s, exportedkeymat,
2542 strlen(keymatexportlabel),
2544 BIO_printf(bio, " Error\n");
2546 BIO_printf(bio, " Keying material: ");
2547 for (i = 0; i < keymatexportlen; i++)
2548 BIO_printf(bio, "%02X", exportedkeymat[i]);
2549 BIO_printf(bio, "\n");
2551 OPENSSL_free(exportedkeymat);
2553 BIO_printf(bio, "---\n");
2555 /* flush, or debugging output gets mixed with http response */
2556 (void)BIO_flush(bio);
2559 static int ocsp_resp_cb(SSL *s, void *arg)
2561 const unsigned char *p;
2564 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
2565 BIO_puts(arg, "OCSP response: ");
2567 BIO_puts(arg, "no response sent\n");
2570 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
2572 BIO_puts(arg, "response parse error\n");
2573 BIO_dump_indent(arg, (char *)p, len, 4);
2576 BIO_puts(arg, "\n======================================\n");
2577 OCSP_RESPONSE_print(arg, rsp, 0);
2578 BIO_puts(arg, "======================================\n");
2579 OCSP_RESPONSE_free(rsp);