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(__has_feature)
172 # if __has_feature(memory_sanitizer)
173 # include <sanitizer/msan_interface.h>
178 #define BUFSIZZ 1024*8
179 #define S_CLIENT_IRC_READ_TIMEOUT 8
181 extern int verify_depth;
182 extern int verify_error;
183 extern int verify_return_error;
184 extern int verify_quiet;
187 static int async = 0;
188 static int c_nbio = 0;
189 static int c_tlsextdebug = 0;
190 static int c_status_req = 0;
191 static int c_debug = 0;
192 static int c_msg = 0;
193 static int c_showcerts = 0;
194 static char *keymatexportlabel = NULL;
195 static int keymatexportlen = 20;
196 static BIO *bio_c_out = NULL;
197 static BIO *bio_c_msg = NULL;
198 static int c_quiet = 0;
199 static int c_ign_eof = 0;
200 static int c_brief = 0;
202 static void print_stuff(BIO *berr, SSL *con, int full);
203 static int ocsp_resp_cb(SSL *s, void *arg);
205 static int saved_errno;
207 static void save_errno(void)
213 static int restore_errno(void)
220 static void do_ssl_shutdown(SSL *ssl)
225 /* We only do unidirectional shutdown */
226 ret = SSL_shutdown(ssl);
228 switch (SSL_get_error(ssl, ret)) {
229 case SSL_ERROR_WANT_READ:
230 case SSL_ERROR_WANT_WRITE:
231 case SSL_ERROR_WANT_ASYNC:
232 /* We just do busy waiting. Nothing clever */
241 #ifndef OPENSSL_NO_PSK
242 /* Default PSK identity and key */
243 static char *psk_identity = "Client_identity";
245 * char *psk_key=NULL; by default PSK is not used
248 static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity,
249 unsigned int max_identity_len,
251 unsigned int max_psk_len)
253 unsigned int psk_len = 0;
258 BIO_printf(bio_c_out, "psk_client_cb\n");
260 /* no ServerKeyExchange message */
262 BIO_printf(bio_c_out,
263 "NULL received PSK identity hint, continuing anyway\n");
265 BIO_printf(bio_c_out, "Received PSK identity hint '%s'\n", hint);
268 * lookup PSK identity and PSK key based on the given identity hint here
270 ret = BIO_snprintf(identity, max_identity_len, "%s", psk_identity);
271 if (ret < 0 || (unsigned int)ret > max_identity_len)
274 BIO_printf(bio_c_out, "created identity '%s' len=%d\n", identity,
276 ret = BN_hex2bn(&bn, psk_key);
278 BIO_printf(bio_err, "Could not convert PSK key '%s' to BIGNUM\n",
284 if ((unsigned int)BN_num_bytes(bn) > max_psk_len) {
286 "psk buffer of callback is too small (%d) for key (%d)\n",
287 max_psk_len, BN_num_bytes(bn));
292 psk_len = BN_bn2bin(bn, psk);
298 BIO_printf(bio_c_out, "created PSK len=%d\n", psk_len);
303 BIO_printf(bio_err, "Error in PSK client callback\n");
308 /* This is a context that we pass to callbacks */
309 typedef struct tlsextctx_st {
314 static int ssl_servername_cb(SSL *s, int *ad, void *arg)
316 tlsextctx *p = (tlsextctx *) arg;
317 const char *hn = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
318 if (SSL_get_servername_type(s) != -1)
319 p->ack = !SSL_session_reused(s) && hn != NULL;
321 BIO_printf(bio_err, "Can't use SSL_get_servername\n");
323 return SSL_TLSEXT_ERR_OK;
326 #ifndef OPENSSL_NO_SRP
328 /* This is a context that we pass to all callbacks */
329 typedef struct srp_arg_st {
332 int msg; /* copy from c_msg */
333 int debug; /* copy from c_debug */
334 int amp; /* allow more groups */
335 int strength /* minimal size for N */ ;
338 # define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
340 static int srp_Verify_N_and_g(const BIGNUM *N, const BIGNUM *g)
342 BN_CTX *bn_ctx = BN_CTX_new();
343 BIGNUM *p = BN_new();
344 BIGNUM *r = BN_new();
346 g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) &&
347 BN_is_prime_ex(N, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
348 p != NULL && BN_rshift1(p, N) &&
350 BN_is_prime_ex(p, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
352 /* verify g^((N-1)/2) == -1 (mod N) */
353 BN_mod_exp(r, g, p, N, bn_ctx) &&
354 BN_add_word(r, 1) && BN_cmp(r, N) == 0;
363 * This callback is used here for two purposes:
364 * - extended debugging
365 * - making some primality tests for unknown groups
366 * The callback is only called for a non default group.
368 * An application does not need the call back at all if
369 * only the stanard groups are used. In real life situations,
370 * client and server already share well known groups,
371 * thus there is no need to verify them.
372 * Furthermore, in case that a server actually proposes a group that
373 * is not one of those defined in RFC 5054, it is more appropriate
374 * to add the group to a static list and then compare since
375 * primality tests are rather cpu consuming.
378 static int ssl_srp_verify_param_cb(SSL *s, void *arg)
380 SRP_ARG *srp_arg = (SRP_ARG *)arg;
381 BIGNUM *N = NULL, *g = NULL;
383 if (((N = SSL_get_srp_N(s)) == NULL) || ((g = SSL_get_srp_g(s)) == NULL))
385 if (srp_arg->debug || srp_arg->msg || srp_arg->amp == 1) {
386 BIO_printf(bio_err, "SRP parameters:\n");
387 BIO_printf(bio_err, "\tN=");
388 BN_print(bio_err, N);
389 BIO_printf(bio_err, "\n\tg=");
390 BN_print(bio_err, g);
391 BIO_printf(bio_err, "\n");
394 if (SRP_check_known_gN_param(g, N))
397 if (srp_arg->amp == 1) {
400 "SRP param N and g are not known params, going to check deeper.\n");
403 * The srp_moregroups is a real debugging feature. Implementors
404 * should rather add the value to the known ones. The minimal size
405 * has already been tested.
407 if (BN_num_bits(g) <= BN_BITS && srp_Verify_N_and_g(N, g))
410 BIO_printf(bio_err, "SRP param N and g rejected.\n");
414 # define PWD_STRLEN 1024
416 static char *ssl_give_srp_client_pwd_cb(SSL *s, void *arg)
418 SRP_ARG *srp_arg = (SRP_ARG *)arg;
419 char *pass = app_malloc(PWD_STRLEN + 1, "SRP password buffer");
423 cb_tmp.password = (char *)srp_arg->srppassin;
424 cb_tmp.prompt_info = "SRP user";
425 if ((l = password_callback(pass, PWD_STRLEN, 0, &cb_tmp)) < 0) {
426 BIO_printf(bio_err, "Can't read Password\n");
437 static char *srtp_profiles = NULL;
439 #ifndef OPENSSL_NO_NEXTPROTONEG
440 /* This the context that we pass to next_proto_cb */
441 typedef struct tlsextnextprotoctx_st {
445 } tlsextnextprotoctx;
447 static tlsextnextprotoctx next_proto;
449 static int next_proto_cb(SSL *s, unsigned char **out, unsigned char *outlen,
450 const unsigned char *in, unsigned int inlen,
453 tlsextnextprotoctx *ctx = arg;
456 /* We can assume that |in| is syntactically valid. */
458 BIO_printf(bio_c_out, "Protocols advertised by server: ");
459 for (i = 0; i < inlen;) {
461 BIO_write(bio_c_out, ", ", 2);
462 BIO_write(bio_c_out, &in[i + 1], in[i]);
465 BIO_write(bio_c_out, "\n", 1);
469 SSL_select_next_proto(out, outlen, in, inlen, ctx->data, ctx->len);
470 return SSL_TLSEXT_ERR_OK;
472 #endif /* ndef OPENSSL_NO_NEXTPROTONEG */
474 static int serverinfo_cli_parse_cb(SSL *s, unsigned int ext_type,
475 const unsigned char *in, size_t inlen,
479 unsigned char ext_buf[4 + 65536];
481 /* Reconstruct the type/len fields prior to extension data */
482 ext_buf[0] = ext_type >> 8;
483 ext_buf[1] = ext_type & 0xFF;
484 ext_buf[2] = inlen >> 8;
485 ext_buf[3] = inlen & 0xFF;
486 memcpy(ext_buf + 4, in, inlen);
488 BIO_snprintf(pem_name, sizeof(pem_name), "SERVERINFO FOR EXTENSION %d",
490 PEM_write_bio(bio_c_out, pem_name, "", ext_buf, 4 + inlen);
495 * Hex decoder that tolerates optional whitespace. Returns number of bytes
496 * produced, advances inptr to end of input string.
498 static ossl_ssize_t hexdecode(const char **inptr, void *result)
500 unsigned char **out = (unsigned char **)result;
501 const char *in = *inptr;
502 unsigned char *ret = OPENSSL_malloc(strlen(in)/2);
503 unsigned char *cp = ret;
510 for (byte = 0; *in; ++in) {
513 if (isspace(_UC(*in)))
515 c = tolower(_UC(*in));
516 if ('0' <= c && c <= '9') {
518 } else if ('a' <= c && c <= 'f') {
519 byte |= c - 'a' + 10;
524 if ((nibble ^= 1) == 0) {
537 return cp - (*out = ret);
541 * Decode unsigned 0..255, returns 1 on success, <= 0 on failure. Advances
542 * inptr to next field skipping leading whitespace.
544 static ossl_ssize_t checked_uint8(const char **inptr, void *out)
546 uint8_t *result = (uint8_t *)out;
547 const char *in = *inptr;
553 v = strtol(in, &endp, 10);
556 if (((v == LONG_MIN || v == LONG_MAX) && e == ERANGE) ||
557 endp == in || !isspace(_UC(*endp)) ||
558 v != (*result = (uint8_t) v)) {
561 for (in = endp; isspace(_UC(*in)); ++in)
571 ossl_ssize_t (*parser)(const char **, void *);
574 static int tlsa_import_rr(SSL *con, const char *rrdata)
576 /* Not necessary to re-init these values; the "parsers" do that. */
577 static uint8_t usage;
578 static uint8_t selector;
579 static uint8_t mtype;
580 static unsigned char *data;
581 static struct tlsa_field tlsa_fields[] = {
582 { &usage, "usage", checked_uint8 },
583 { &selector, "selector", checked_uint8 },
584 { &mtype, "mtype", checked_uint8 },
585 { &data, "data", hexdecode },
588 struct tlsa_field *f;
590 const char *cp = rrdata;
591 ossl_ssize_t len = 0;
593 for (f = tlsa_fields; f->var; ++f) {
594 /* Returns number of bytes produced, advances cp to next field */
595 if ((len = f->parser(&cp, f->var)) <= 0) {
596 BIO_printf(bio_err, "%s: warning: bad TLSA %s field in: %s\n",
597 prog, f->name, rrdata);
601 /* The data field is last, so len is its length */
602 ret = SSL_dane_tlsa_add(con, usage, selector, mtype, data, len);
606 ERR_print_errors(bio_err);
607 BIO_printf(bio_err, "%s: warning: unusable TLSA rrdata: %s\n",
612 ERR_print_errors(bio_err);
613 BIO_printf(bio_err, "%s: warning: error loading TLSA rrdata: %s\n",
620 static int tlsa_import_rrset(SSL *con, STACK_OF(OPENSSL_STRING) *rrset)
622 int num = sk_OPENSSL_STRING_num(rrset);
626 for (i = 0; i < num; ++i) {
627 char *rrdata = sk_OPENSSL_STRING_value(rrset, i);
628 if (tlsa_import_rr(con, rrdata) > 0)
634 typedef enum OPTION_choice {
635 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
636 OPT_4, OPT_6, OPT_HOST, OPT_PORT, OPT_CONNECT, OPT_UNIX,
637 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,
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 :" PORT ")"},
668 {"proxy", OPT_PROXY, 's',
669 "Connect to via specified proxy to the real server"},
671 {"unix", OPT_UNIX, 's', "Connect over unix domain sockets"},
673 {"4", OPT_4, '-', "Use IPv4 only"},
674 {"6", OPT_6, '-', "Use IPv6 only"},
675 {"verify", OPT_VERIFY, 'p', "Turn on peer certificate verification"},
676 {"cert", OPT_CERT, '<', "Certificate file to use, PEM format assumed"},
677 {"certform", OPT_CERTFORM, 'F',
678 "Certificate format (PEM or DER) PEM default"},
679 {"key", OPT_KEY, '<', "Private key file to use, if not in -cert file"},
680 {"keyform", OPT_KEYFORM, 'F', "Key format (PEM or DER) PEM default"},
681 {"pass", OPT_PASS, 's', "Private key file pass phrase source"},
682 {"CApath", OPT_CAPATH, '/', "PEM format directory of CA's"},
683 {"CAfile", OPT_CAFILE, '<', "PEM format file of CA's"},
684 {"no-CAfile", OPT_NOCAFILE, '-',
685 "Do not load the default certificates file"},
686 {"no-CApath", OPT_NOCAPATH, '-',
687 "Do not load certificates from the default certificates directory"},
688 {"dane_tlsa_domain", OPT_DANE_TLSA_DOMAIN, 's', "DANE TLSA base domain"},
689 {"dane_tlsa_rrdata", OPT_DANE_TLSA_RRDATA, 's',
690 "DANE TLSA rrdata presentation form"},
691 {"reconnect", OPT_RECONNECT, '-',
692 "Drop and re-make the connection with the same Session-ID"},
693 {"showcerts", OPT_SHOWCERTS, '-', "Show all certificates in the chain"},
694 {"debug", OPT_DEBUG, '-', "Extra output"},
695 {"msg", OPT_MSG, '-', "Show protocol messages"},
696 {"msgfile", OPT_MSGFILE, '>',
697 "File to send output of -msg or -trace, instead of stdout"},
698 {"nbio_test", OPT_NBIO_TEST, '-', "More ssl protocol testing"},
699 {"state", OPT_STATE, '-', "Print the ssl states"},
700 {"crlf", OPT_CRLF, '-', "Convert LF from terminal into CRLF"},
701 {"quiet", OPT_QUIET, '-', "No s_client output"},
702 {"ign_eof", OPT_IGN_EOF, '-', "Ignore input eof (default when -quiet)"},
703 {"no_ign_eof", OPT_NO_IGN_EOF, '-', "Don't ignore input eof"},
704 {"starttls", OPT_STARTTLS, 's',
705 "Use the appropriate STARTTLS command before starting TLS"},
706 {"xmpphost", OPT_XMPPHOST, 's',
707 "Host to use with \"-starttls xmpp[-server]\""},
708 {"rand", OPT_RAND, 's',
709 "Load the file(s) into the random number generator"},
710 {"sess_out", OPT_SESS_OUT, '>', "File to write SSL session to"},
711 {"sess_in", OPT_SESS_IN, '<', "File to read SSL session from"},
712 {"use_srtp", OPT_USE_SRTP, 's',
713 "Offer SRTP key management with a colon-separated profile list"},
714 {"keymatexport", OPT_KEYMATEXPORT, 's',
715 "Export keying material using label"},
716 {"keymatexportlen", OPT_KEYMATEXPORTLEN, 'p',
717 "Export len bytes of keying material (default 20)"},
718 {"fallback_scsv", OPT_FALLBACKSCSV, '-', "Send the fallback SCSV"},
719 {"name", OPT_SMTPHOST, 's', "Hostname to use for \"-starttls smtp\""},
720 {"CRL", OPT_CRL, '<', "CRL file to use"},
721 {"crl_download", OPT_CRL_DOWNLOAD, '-', "Download CRL from distribution points"},
722 {"CRLform", OPT_CRLFORM, 'F', "CRL format (PEM or DER) PEM is default"},
723 {"verify_return_error", OPT_VERIFY_RET_ERROR, '-',
724 "Close connection on verification error"},
725 {"verify_quiet", OPT_VERIFY_QUIET, '-', "Restrict verify output to errors"},
726 {"brief", OPT_BRIEF, '-',
727 "Restrict output to brief summary of connection parameters"},
728 {"prexit", OPT_PREXIT, '-',
729 "Print session information when the program exits"},
730 {"security_debug", OPT_SECURITY_DEBUG, '-',
731 "Enable security debug messages"},
732 {"security_debug_verbose", OPT_SECURITY_DEBUG_VERBOSE, '-',
733 "Output more security debug output"},
734 {"cert_chain", OPT_CERT_CHAIN, '<',
735 "Certificate chain file (in PEM format)"},
736 {"chainCApath", OPT_CHAINCAPATH, '/',
737 "Use dir as certificate store path to build CA certificate chain"},
738 {"verifyCApath", OPT_VERIFYCAPATH, '/',
739 "Use dir as certificate store path to verify CA certificate"},
740 {"build_chain", OPT_BUILD_CHAIN, '-', "Build certificate chain"},
741 {"chainCAfile", OPT_CHAINCAFILE, '<',
742 "CA file for certificate chain (PEM format)"},
743 {"verifyCAfile", OPT_VERIFYCAFILE, '<',
744 "CA file for certificate verification (PEM format)"},
745 {"nocommands", OPT_NOCMDS, '-', "Do not use interactive command letters"},
746 {"servername", OPT_SERVERNAME, 's',
747 "Set TLS extension servername in ClientHello"},
748 {"tlsextdebug", OPT_TLSEXTDEBUG, '-',
749 "Hex dump of all TLS extensions received"},
750 {"status", OPT_STATUS, '-', "Request certificate status from server"},
751 {"serverinfo", OPT_SERVERINFO, 's',
752 "types Send empty ClientHello extensions (comma-separated numbers)"},
753 {"alpn", OPT_ALPN, 's',
754 "Enable ALPN extension, considering named protocols supported (comma-separated list)"},
755 {"async", OPT_ASYNC, '-', "Support asynchronous operation"},
756 {"ssl_config", OPT_SSL_CONFIG, 's', "Use specified configuration file"},
760 #ifndef OPENSSL_NO_SSL3
761 {"ssl3", OPT_SSL3, '-', "Just use SSLv3"},
763 #ifndef OPENSSL_NO_TLS1
764 {"tls1", OPT_TLS1, '-', "Just use TLSv1"},
766 #ifndef OPENSSL_NO_TLS1_1
767 {"tls1_1", OPT_TLS1_1, '-', "Just use TLSv1.1"},
769 #ifndef OPENSSL_NO_TLS1_2
770 {"tls1_2", OPT_TLS1_2, '-', "Just use TLSv1.2"},
772 #ifndef OPENSSL_NO_DTLS
773 {"dtls", OPT_DTLS, '-', "Use any version of DTLS"},
774 {"timeout", OPT_TIMEOUT, '-',
775 "Enable send/receive timeout on DTLS connections"},
776 {"mtu", OPT_MTU, 'p', "Set the link layer MTU"},
778 #ifndef OPENSSL_NO_DTLS1
779 {"dtls1", OPT_DTLS1, '-', "Just use DTLSv1"},
781 #ifndef OPENSSL_NO_DTLS1_2
782 {"dtls1_2", OPT_DTLS1_2, '-', "Just use DTLSv1.2"},
784 #ifndef OPENSSL_NO_SSL_TRACE
785 {"trace", OPT_TRACE, '-', "Show trace output of protocol messages"},
788 {"wdebug", OPT_WDEBUG, '-', "WATT-32 tcp debugging"},
790 {"nbio", OPT_NBIO, '-', "Use non-blocking IO"},
791 #ifndef OPENSSL_NO_PSK
792 {"psk_identity", OPT_PSK_IDENTITY, 's', "PSK identity"},
793 {"psk", OPT_PSK, 's', "PSK in hex (without 0x)"},
795 #ifndef OPENSSL_NO_SRP
796 {"srpuser", OPT_SRPUSER, 's', "SRP authentification for 'user'"},
797 {"srppass", OPT_SRPPASS, 's', "Password for 'user'"},
798 {"srp_lateuser", OPT_SRP_LATEUSER, '-',
799 "SRP username into second ClientHello message"},
800 {"srp_moregroups", OPT_SRP_MOREGROUPS, '-',
801 "Tolerate other than the known g N values."},
802 {"srp_strength", OPT_SRP_STRENGTH, 'p', "Minimal length in bits for N"},
804 #ifndef OPENSSL_NO_NEXTPROTONEG
805 {"nextprotoneg", OPT_NEXTPROTONEG, 's',
806 "Enable NPN extension, considering named protocols supported (comma-separated list)"},
808 #ifndef OPENSSL_NO_ENGINE
809 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
810 {"ssl_client_engine", OPT_SSL_CLIENT_ENGINE, 's',
811 "Specify engine to be used for client certificate operations"},
816 typedef enum PROTOCOL_choice {
829 static OPT_PAIR services[] = {
830 {"smtp", PROTO_SMTP},
831 {"pop3", PROTO_POP3},
832 {"imap", PROTO_IMAP},
834 {"xmpp", PROTO_XMPP},
835 {"xmpp-server", PROTO_XMPP_SERVER},
836 {"telnet", PROTO_TELNET},
841 int s_client_main(int argc, char **argv)
844 EVP_PKEY *key = NULL;
847 STACK_OF(X509) *chain = NULL;
849 X509_VERIFY_PARAM *vpm = NULL;
850 SSL_EXCERT *exc = NULL;
851 SSL_CONF_CTX *cctx = NULL;
852 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
853 char *dane_tlsa_domain = NULL;
854 STACK_OF(OPENSSL_STRING) *dane_tlsa_rrset = NULL;
855 STACK_OF(X509_CRL) *crls = NULL;
856 const SSL_METHOD *meth = TLS_client_method();
857 char *CApath = NULL, *CAfile = NULL, *cbuf = NULL, *sbuf = NULL;
858 char *mbuf = NULL, *proxystr = NULL, *connectstr = NULL;
859 char *cert_file = NULL, *key_file = NULL, *chain_file = NULL;
860 char *chCApath = NULL, *chCAfile = NULL, *host = NULL;
861 char *port = BUF_strdup(PORT);
863 char *passarg = NULL, *pass = NULL, *vfyCApath = NULL, *vfyCAfile = NULL;
864 char *sess_in = NULL, *sess_out = NULL, *crl_file = NULL, *p;
865 char *xmpphost = NULL;
866 const char *ehlo = "mail.example.com";
867 struct sockaddr peer;
868 struct timeval timeout, *timeoutp;
869 fd_set readfds, writefds;
870 int noCApath = 0, noCAfile = 0;
871 int build_chain = 0, cbuf_len, cbuf_off, cert_format = FORMAT_PEM;
872 int key_format = FORMAT_PEM, crlf = 0, full_log = 1, mbuf_len = 0;
874 int enable_timeouts = 0, sdebug = 0, peerlen = sizeof peer;
875 int reconnect = 0, verify = SSL_VERIFY_NONE, vpmtouched = 0;
876 int ret = 1, in_init = 1, i, nbio_test = 0, s = -1, k, width, state = 0;
877 int sbuf_len, sbuf_off, cmdletters = 1;
878 int socket_family = AF_UNSPEC, socket_type = SOCK_STREAM;
879 int starttls_proto = PROTO_OFF, crl_format = FORMAT_PEM, crl_download = 0;
880 int write_tty, read_tty, write_ssl, read_ssl, tty_on, ssl_pending;
881 int fallback_scsv = 0;
882 long socket_mtu = 0, randamt = 0;
884 #ifndef OPENSSL_NO_ENGINE
885 ENGINE *ssl_client_engine = NULL;
888 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
891 char *servername = NULL;
892 const char *alpn_in = NULL;
893 tlsextctx tlsextcbp = { NULL, 0 };
894 const char *ssl_config = NULL;
895 #define MAX_SI_TYPES 100
896 unsigned short serverinfo_types[MAX_SI_TYPES];
897 int serverinfo_count = 0, start = 0, len;
898 #ifndef OPENSSL_NO_NEXTPROTONEG
899 const char *next_proto_neg_in = NULL;
901 #ifndef OPENSSL_NO_SRP
902 char *srppass = NULL;
903 int srp_lateuser = 0;
904 SRP_ARG srp_arg = { NULL, NULL, 0, 0, 0, 1024 };
909 /* Known false-positive of MemorySanitizer. */
910 #if defined(__has_feature)
911 # if __has_feature(memory_sanitizer)
912 __msan_unpoison(&readfds, sizeof(readfds));
913 __msan_unpoison(&writefds, sizeof(writefds));
917 prog = opt_progname(argv[0]);
925 verify_error = X509_V_OK;
926 vpm = X509_VERIFY_PARAM_new();
927 cbuf = app_malloc(BUFSIZZ, "cbuf");
928 sbuf = app_malloc(BUFSIZZ, "sbuf");
929 mbuf = app_malloc(BUFSIZZ, "mbuf");
930 cctx = SSL_CONF_CTX_new();
932 if (vpm == NULL || cctx == NULL) {
933 BIO_printf(bio_err, "%s: out of memory\n", prog);
937 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CLIENT | SSL_CONF_FLAG_CMDLINE);
939 prog = opt_init(argc, argv, s_client_options);
940 while ((o = opt_next()) != OPT_EOF) {
945 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
948 opt_help(s_client_options);
953 if (socket_family == AF_UNIX) {
954 OPENSSL_free(host); host = NULL;
955 OPENSSL_free(port); port = NULL;
958 socket_family = AF_INET;
964 if (socket_family == AF_UNIX) {
965 OPENSSL_free(host); host = NULL;
966 OPENSSL_free(port); port = NULL;
969 socket_family = AF_INET6;
972 BIO_printf(bio_err, "%s: IPv6 domain sockets unsupported\n", prog);
978 if (socket_family == AF_UNIX) {
979 OPENSSL_free(host); host = NULL;
980 OPENSSL_free(port); port = NULL;
981 socket_family = AF_UNSPEC;
984 OPENSSL_free(host); host = BUF_strdup(opt_arg());
988 if (socket_family == AF_UNIX) {
989 OPENSSL_free(host); host = NULL;
990 OPENSSL_free(port); port = NULL;
991 socket_family = AF_UNSPEC;
994 OPENSSL_free(port); port = BUF_strdup(opt_arg());
998 if (socket_family == AF_UNIX) {
999 socket_family = AF_UNSPEC;
1002 OPENSSL_free(host); host = NULL;
1003 OPENSSL_free(port); port = NULL;
1004 connectstr = opt_arg();
1007 proxystr = opt_arg();
1008 starttls_proto = PROTO_CONNECT;
1012 socket_family = AF_UNIX;
1013 OPENSSL_free(host); host = BUF_strdup(opt_arg());
1014 OPENSSL_free(port); port = NULL;
1018 xmpphost = opt_arg();
1024 verify = SSL_VERIFY_PEER;
1025 verify_depth = atoi(opt_arg());
1027 BIO_printf(bio_err, "verify depth is %d\n", verify_depth);
1030 cert_file = opt_arg();
1033 crl_file = opt_arg();
1035 case OPT_CRL_DOWNLOAD:
1039 sess_out = opt_arg();
1042 sess_in = opt_arg();
1045 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &cert_format))
1049 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &crl_format))
1052 case OPT_VERIFY_RET_ERROR:
1053 verify_return_error = 1;
1055 case OPT_VERIFY_QUIET:
1059 c_brief = verify_quiet = c_quiet = 1;
1062 if (ssl_args == NULL)
1063 ssl_args = sk_OPENSSL_STRING_new_null();
1064 if (ssl_args == NULL
1065 || !sk_OPENSSL_STRING_push(ssl_args, opt_flag())
1066 || !sk_OPENSSL_STRING_push(ssl_args, opt_arg())) {
1067 BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
1072 if (!opt_verify(o, vpm))
1077 if (!args_excert(o, &exc))
1087 c_quiet = c_ign_eof = 1;
1096 e = setup_engine(opt_arg(), 1);
1098 case OPT_SSL_CLIENT_ENGINE:
1099 #ifndef OPENSSL_NO_ENGINE
1100 ssl_client_engine = ENGINE_by_id(opt_arg());
1101 if (ssl_client_engine == NULL) {
1102 BIO_printf(bio_err, "Error getting client auth engine\n");
1114 case OPT_NO_IGN_EOF:
1120 case OPT_TLSEXTDEBUG:
1135 bio_c_msg = BIO_new_file(opt_arg(), "w");
1138 #ifndef OPENSSL_NO_SSL_TRACE
1142 case OPT_SECURITY_DEBUG:
1145 case OPT_SECURITY_DEBUG_VERBOSE:
1157 #ifndef OPENSSL_NO_PSK
1158 case OPT_PSK_IDENTITY:
1159 psk_identity = opt_arg();
1162 for (p = psk_key = opt_arg(); *p; p++) {
1163 if (isxdigit(_UC(*p)))
1165 BIO_printf(bio_err, "Not a hex number '%s'\n", psk_key);
1170 case OPT_PSK_IDENTITY:
1174 #ifndef OPENSSL_NO_SRP
1176 srp_arg.srplogin = opt_arg();
1177 meth = TLSv1_client_method();
1180 srppass = opt_arg();
1181 meth = TLSv1_client_method();
1183 case OPT_SRP_STRENGTH:
1184 srp_arg.strength = atoi(opt_arg());
1185 BIO_printf(bio_err, "SRP minimal length for N is %d\n",
1187 meth = TLSv1_client_method();
1189 case OPT_SRP_LATEUSER:
1191 meth = TLSv1_client_method();
1193 case OPT_SRP_MOREGROUPS:
1195 meth = TLSv1_client_method();
1200 case OPT_SRP_STRENGTH:
1201 case OPT_SRP_LATEUSER:
1202 case OPT_SRP_MOREGROUPS:
1205 case OPT_SSL_CONFIG:
1206 ssl_config = opt_arg();
1209 #ifndef OPENSSL_NO_SSL3
1210 meth = SSLv3_client_method();
1214 #ifndef OPENSSL_NO_TLS1_2
1215 meth = TLSv1_2_client_method();
1219 #ifndef OPENSSL_NO_TLS1_1
1220 meth = TLSv1_1_client_method();
1224 #ifndef OPENSSL_NO_TLS1
1225 meth = TLSv1_client_method();
1229 #ifndef OPENSSL_NO_DTLS
1230 meth = DTLS_client_method();
1231 socket_type = SOCK_DGRAM;
1235 #ifndef OPENSSL_NO_DTLS1
1236 meth = DTLSv1_client_method();
1237 socket_type = SOCK_DGRAM;
1241 #ifndef OPENSSL_NO_DTLS1_2
1242 meth = DTLSv1_2_client_method();
1243 socket_type = SOCK_DGRAM;
1247 #ifndef OPENSSL_NO_DTLS
1248 enable_timeouts = 1;
1252 #ifndef OPENSSL_NO_DTLS
1253 socket_mtu = atol(opt_arg());
1256 case OPT_FALLBACKSCSV:
1260 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &key_format))
1264 passarg = opt_arg();
1266 case OPT_CERT_CHAIN:
1267 chain_file = opt_arg();
1270 key_file = opt_arg();
1281 case OPT_CHAINCAPATH:
1282 chCApath = opt_arg();
1284 case OPT_VERIFYCAPATH:
1285 vfyCApath = opt_arg();
1287 case OPT_BUILD_CHAIN:
1296 case OPT_CHAINCAFILE:
1297 chCAfile = opt_arg();
1299 case OPT_VERIFYCAFILE:
1300 vfyCAfile = opt_arg();
1302 case OPT_DANE_TLSA_DOMAIN:
1303 dane_tlsa_domain = opt_arg();
1305 case OPT_DANE_TLSA_RRDATA:
1306 if (dane_tlsa_rrset == NULL)
1307 dane_tlsa_rrset = sk_OPENSSL_STRING_new_null();
1308 if (dane_tlsa_rrset == NULL ||
1309 !sk_OPENSSL_STRING_push(dane_tlsa_rrset, opt_arg())) {
1310 BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
1314 case OPT_NEXTPROTONEG:
1315 next_proto_neg_in = opt_arg();
1318 alpn_in = opt_arg();
1320 case OPT_SERVERINFO:
1323 for (start = 0, i = 0; i <= len; ++i) {
1324 if (i == len || p[i] == ',') {
1325 serverinfo_types[serverinfo_count] = atoi(p + start);
1326 if (++serverinfo_count == MAX_SI_TYPES)
1333 if (!opt_pair(opt_arg(), services, &starttls_proto))
1335 case OPT_SERVERNAME:
1336 servername = opt_arg();
1339 srtp_profiles = opt_arg();
1341 case OPT_KEYMATEXPORT:
1342 keymatexportlabel = opt_arg();
1344 case OPT_KEYMATEXPORTLEN:
1345 keymatexportlen = atoi(opt_arg());
1352 argc = opt_num_rest();
1358 char *tmp_host = host, *tmp_port = port;
1359 if (connectstr == NULL) {
1360 BIO_printf(bio_err, "%s: -proxy requires use of -connect\n", prog);
1363 res = BIO_parse_hostserv(proxystr, &host, &port, BIO_PARSE_PRIO_HOST);
1364 if (tmp_host != host)
1365 OPENSSL_free(tmp_host);
1366 if (tmp_port != port)
1367 OPENSSL_free(tmp_port);
1369 BIO_printf(bio_err, "%s: -proxy argument malformed or ambiguous\n",
1375 char *tmp_host = host, *tmp_port = port;
1376 if (connectstr != NULL)
1377 res = BIO_parse_hostserv(connectstr, &host, &port,
1378 BIO_PARSE_PRIO_HOST);
1379 if (tmp_host != host)
1380 OPENSSL_free(tmp_host);
1381 if (tmp_port != port)
1382 OPENSSL_free(tmp_port);
1385 "%s: -connect argument malformed or ambiguous\n",
1391 if (socket_family == AF_UNIX && socket_type != SOCK_STREAM) {
1393 "Can't use unix sockets and datagrams together\n");
1397 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1398 next_proto.status = -1;
1399 if (next_proto_neg_in) {
1401 next_protos_parse(&next_proto.len, next_proto_neg_in);
1402 if (next_proto.data == NULL) {
1403 BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n");
1407 next_proto.data = NULL;
1410 if (!app_passwd(passarg, NULL, &pass, NULL)) {
1411 BIO_printf(bio_err, "Error getting password\n");
1415 if (key_file == NULL)
1416 key_file = cert_file;
1419 key = load_key(key_file, key_format, 0, pass, e,
1420 "client certificate private key file");
1422 ERR_print_errors(bio_err);
1428 cert = load_cert(cert_file, cert_format, "client certificate file");
1430 ERR_print_errors(bio_err);
1436 if (!load_certs(chain_file, &chain, FORMAT_PEM, NULL,
1437 "client certificate chain"))
1443 crl = load_crl(crl_file, crl_format);
1445 BIO_puts(bio_err, "Error loading CRL\n");
1446 ERR_print_errors(bio_err);
1449 crls = sk_X509_CRL_new_null();
1450 if (crls == NULL || !sk_X509_CRL_push(crls, crl)) {
1451 BIO_puts(bio_err, "Error adding CRL\n");
1452 ERR_print_errors(bio_err);
1458 if (!load_excert(&exc))
1461 if (!app_RAND_load_file(NULL, 1) && inrand == NULL
1462 && !RAND_status()) {
1464 "warning, not much extra random data, consider using the -rand option\n");
1466 if (inrand != NULL) {
1467 randamt = app_RAND_load_files(inrand);
1468 BIO_printf(bio_err, "%ld semi-random bytes loaded\n", randamt);
1471 if (bio_c_out == NULL) {
1472 if (c_quiet && !c_debug) {
1473 bio_c_out = BIO_new(BIO_s_null());
1474 if (c_msg && !bio_c_msg)
1475 bio_c_msg = dup_bio_out(FORMAT_TEXT);
1476 } else if (bio_c_out == NULL)
1477 bio_c_out = dup_bio_out(FORMAT_TEXT);
1479 #ifndef OPENSSL_NO_SRP
1480 if (!app_passwd(srppass, NULL, &srp_arg.srppassin, NULL)) {
1481 BIO_printf(bio_err, "Error getting password\n");
1486 ctx = SSL_CTX_new(meth);
1488 ERR_print_errors(bio_err);
1493 ssl_ctx_security_debug(ctx, sdebug);
1496 if (SSL_CTX_config(ctx, ssl_config) == 0) {
1497 BIO_printf(bio_err, "Error using configuration \"%s\"\n",
1499 ERR_print_errors(bio_err);
1504 if (vpmtouched && !SSL_CTX_set1_param(ctx, vpm)) {
1505 BIO_printf(bio_err, "Error setting verify params\n");
1506 ERR_print_errors(bio_err);
1511 SSL_CTX_set_mode(ctx, SSL_MODE_ASYNC);
1514 if (!config_ctx(cctx, ssl_args, ctx))
1517 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1518 crls, crl_download)) {
1519 BIO_printf(bio_err, "Error loading store locations\n");
1520 ERR_print_errors(bio_err);
1523 #ifndef OPENSSL_NO_ENGINE
1524 if (ssl_client_engine) {
1525 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine)) {
1526 BIO_puts(bio_err, "Error setting client auth engine\n");
1527 ERR_print_errors(bio_err);
1528 ENGINE_free(ssl_client_engine);
1531 ENGINE_free(ssl_client_engine);
1535 #ifndef OPENSSL_NO_PSK
1536 if (psk_key != NULL) {
1538 BIO_printf(bio_c_out,
1539 "PSK key given, setting client callback\n");
1540 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
1543 #ifndef OPENSSL_NO_SRTP
1544 if (srtp_profiles != NULL) {
1545 /* Returns 0 on success! */
1546 if (SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles) != 0) {
1547 BIO_printf(bio_err, "Error setting SRTP profile\n");
1548 ERR_print_errors(bio_err);
1555 ssl_ctx_set_excert(ctx, exc);
1557 #if !defined(OPENSSL_NO_NEXTPROTONEG)
1558 if (next_proto.data)
1559 SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
1562 unsigned short alpn_len;
1563 unsigned char *alpn = next_protos_parse(&alpn_len, alpn_in);
1566 BIO_printf(bio_err, "Error parsing -alpn argument\n");
1569 /* Returns 0 on success! */
1570 if (SSL_CTX_set_alpn_protos(ctx, alpn, alpn_len) != 0) {
1571 BIO_printf(bio_err, "Error setting ALPN\n");
1577 for (i = 0; i < serverinfo_count; i++) {
1578 if (!SSL_CTX_add_client_custom_ext(ctx,
1579 serverinfo_types[i],
1581 serverinfo_cli_parse_cb, NULL)) {
1583 "Warning: Unable to add custom extension %u, skipping\n",
1584 serverinfo_types[i]);
1589 SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);
1591 SSL_CTX_set_verify(ctx, verify, verify_callback);
1593 if (!ctx_set_verify_locations(ctx, CAfile, CApath, noCAfile, noCApath)) {
1594 ERR_print_errors(bio_err);
1598 ssl_ctx_add_crls(ctx, crls, crl_download);
1600 if (!set_cert_key_stuff(ctx, cert, key, chain, build_chain))
1603 if (servername != NULL) {
1604 tlsextcbp.biodebug = bio_err;
1605 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1606 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1608 # ifndef OPENSSL_NO_SRP
1609 if (srp_arg.srplogin) {
1610 if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin)) {
1611 BIO_printf(bio_err, "Unable to set SRP username\n");
1614 srp_arg.msg = c_msg;
1615 srp_arg.debug = c_debug;
1616 SSL_CTX_set_srp_cb_arg(ctx, &srp_arg);
1617 SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
1618 SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
1619 if (c_msg || c_debug || srp_arg.amp == 0)
1620 SSL_CTX_set_srp_verify_param_callback(ctx,
1621 ssl_srp_verify_param_cb);
1625 if (dane_tlsa_domain != NULL) {
1626 if (SSL_CTX_dane_enable(ctx) <= 0) {
1628 "%s: Error enabling DANE TLSA authentication.\n", prog);
1629 ERR_print_errors(bio_err);
1637 BIO *stmp = BIO_new_file(sess_in, "r");
1639 BIO_printf(bio_err, "Can't open session file %s\n", sess_in);
1640 ERR_print_errors(bio_err);
1643 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1646 BIO_printf(bio_err, "Can't open session file %s\n", sess_in);
1647 ERR_print_errors(bio_err);
1650 if (!SSL_set_session(con, sess)) {
1651 BIO_printf(bio_err, "Can't set session\n");
1652 ERR_print_errors(bio_err);
1655 SSL_SESSION_free(sess);
1659 SSL_set_mode(con, SSL_MODE_SEND_FALLBACK_SCSV);
1661 if (servername != NULL) {
1662 if (!SSL_set_tlsext_host_name(con, servername)) {
1663 BIO_printf(bio_err, "Unable to set TLS servername extension.\n");
1664 ERR_print_errors(bio_err);
1669 if (dane_tlsa_domain != NULL) {
1670 if (SSL_dane_enable(con, dane_tlsa_domain) <= 0) {
1671 BIO_printf(bio_err, "%s: Error enabling DANE TLSA "
1672 "authentication.\n", prog);
1673 ERR_print_errors(bio_err);
1676 if (dane_tlsa_rrset == NULL) {
1677 BIO_printf(bio_err, "%s: DANE TLSA authentication requires at "
1678 "least one -dane_tlsa_rrset option.\n", prog);
1681 if (tlsa_import_rrset(con, dane_tlsa_rrset) <= 0) {
1682 BIO_printf(bio_err, "%s: Failed to import any TLSA "
1683 "records.\n", prog);
1686 } else if (dane_tlsa_rrset != NULL) {
1687 BIO_printf(bio_err, "%s: DANE TLSA authentication requires the "
1688 "-dane_tlsa_domain option.\n", prog);
1693 if (init_client(&s, host, port, socket_family, socket_type) == 0)
1695 BIO_printf(bio_err, "connect:errno=%d\n", get_last_socket_error());
1699 BIO_printf(bio_c_out, "CONNECTED(%08X)\n", s);
1702 if (!BIO_socket_nbio(s, 1)) {
1703 ERR_print_errors(bio_err);
1706 BIO_printf(bio_c_out, "Turned on non blocking io\n");
1708 if (socket_type == SOCK_DGRAM) {
1710 sbio = BIO_new_dgram(s, BIO_NOCLOSE);
1711 if (getsockname(s, &peer, (void *)&peerlen) < 0) {
1712 BIO_printf(bio_err, "getsockname:errno=%d\n",
1713 get_last_socket_error());
1718 (void)BIO_ctrl_set_connected(sbio, &peer);
1720 if (enable_timeouts) {
1722 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1723 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1726 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1727 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1731 if (socket_mtu < DTLS_get_link_min_mtu(con)) {
1732 BIO_printf(bio_err, "MTU too small. Must be at least %ld\n",
1733 DTLS_get_link_min_mtu(con));
1737 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1738 if (!DTLS_set_link_mtu(con, socket_mtu)) {
1739 BIO_printf(bio_err, "Failed to set MTU\n");
1744 /* want to do MTU discovery */
1745 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1747 sbio = BIO_new_socket(s, BIO_NOCLOSE);
1752 test = BIO_new(BIO_f_nbio_test());
1753 sbio = BIO_push(test, sbio);
1757 BIO_set_callback(sbio, bio_dump_callback);
1758 BIO_set_callback_arg(sbio, (char *)bio_c_out);
1761 #ifndef OPENSSL_NO_SSL_TRACE
1763 SSL_set_msg_callback(con, SSL_trace);
1766 SSL_set_msg_callback(con, msg_cb);
1767 SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out);
1770 if (c_tlsextdebug) {
1771 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1772 SSL_set_tlsext_debug_arg(con, bio_c_out);
1775 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1776 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
1777 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
1780 SSL_set_bio(con, sbio, sbio);
1781 SSL_set_connect_state(con);
1783 /* ok, lets connect */
1784 width = SSL_get_fd(con) + 1;
1797 switch ((PROTOCOL_CHOICE) starttls_proto) {
1803 * This is an ugly hack that does a lot of assumptions. We do
1804 * have to handle multi-line responses which may come in a single
1805 * packet or not. We therefore have to use BIO_gets() which does
1806 * need a buffering BIO. So during the initial chitchat we do
1807 * push a buffering BIO into the chain that is removed again
1808 * later on to not disturb the rest of the s_client operation.
1811 BIO *fbio = BIO_new(BIO_f_buffer());
1812 BIO_push(fbio, sbio);
1813 /* wait for multi-line response to end from SMTP */
1815 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1817 while (mbuf_len > 3 && mbuf[3] == '-');
1818 BIO_printf(fbio, "EHLO %s\r\n", ehlo);
1819 (void)BIO_flush(fbio);
1820 /* wait for multi-line response to end EHLO SMTP response */
1822 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1823 if (strstr(mbuf, "STARTTLS"))
1826 while (mbuf_len > 3 && mbuf[3] == '-');
1827 (void)BIO_flush(fbio);
1832 "didn't find starttls in server response,"
1833 " trying anyway...\n");
1834 BIO_printf(sbio, "STARTTLS\r\n");
1835 BIO_read(sbio, sbuf, BUFSIZZ);
1840 BIO_read(sbio, mbuf, BUFSIZZ);
1841 BIO_printf(sbio, "STLS\r\n");
1842 mbuf_len = BIO_read(sbio, sbuf, BUFSIZZ);
1844 BIO_printf(bio_err, "BIO_read failed\n");
1852 BIO *fbio = BIO_new(BIO_f_buffer());
1853 BIO_push(fbio, sbio);
1854 BIO_gets(fbio, mbuf, BUFSIZZ);
1855 /* STARTTLS command requires CAPABILITY... */
1856 BIO_printf(fbio, ". CAPABILITY\r\n");
1857 (void)BIO_flush(fbio);
1858 /* wait for multi-line CAPABILITY response */
1860 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1861 if (strstr(mbuf, "STARTTLS"))
1864 while (mbuf_len > 3 && mbuf[0] != '.');
1865 (void)BIO_flush(fbio);
1870 "didn't find STARTTLS in server response,"
1871 " trying anyway...\n");
1872 BIO_printf(sbio, ". STARTTLS\r\n");
1873 BIO_read(sbio, sbuf, BUFSIZZ);
1878 BIO *fbio = BIO_new(BIO_f_buffer());
1879 BIO_push(fbio, sbio);
1880 /* wait for multi-line response to end from FTP */
1882 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1884 while (mbuf_len > 3 && mbuf[3] == '-');
1885 (void)BIO_flush(fbio);
1888 BIO_printf(sbio, "AUTH TLS\r\n");
1889 BIO_read(sbio, sbuf, BUFSIZZ);
1893 case PROTO_XMPP_SERVER:
1896 BIO_printf(sbio, "<stream:stream "
1897 "xmlns:stream='http://etherx.jabber.org/streams' "
1898 "xmlns='jabber:%s' to='%s' version='1.0'>",
1899 starttls_proto == PROTO_XMPP ? "client" : "server",
1900 xmpphost ? xmpphost : host);
1901 seen = BIO_read(sbio, mbuf, BUFSIZZ);
1904 (mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'")
1906 "<starttls xmlns=\"urn:ietf:params:xml:ns:xmpp-tls\""))
1908 seen = BIO_read(sbio, mbuf, BUFSIZZ);
1916 "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1917 seen = BIO_read(sbio, sbuf, BUFSIZZ);
1919 if (!strstr(sbuf, "<proceed"))
1926 static const unsigned char tls_do[] = {
1927 /* IAC DO START_TLS */
1930 static const unsigned char tls_will[] = {
1931 /* IAC WILL START_TLS */
1934 static const unsigned char tls_follows[] = {
1935 /* IAC SB START_TLS FOLLOWS IAC SE */
1936 255, 250, 46, 1, 255, 240
1940 /* Telnet server should demand we issue START_TLS */
1941 bytes = BIO_read(sbio, mbuf, BUFSIZZ);
1942 if (bytes != 3 || memcmp(mbuf, tls_do, 3) != 0)
1944 /* Agree to issue START_TLS and send the FOLLOWS sub-command */
1945 BIO_write(sbio, tls_will, 3);
1946 BIO_write(sbio, tls_follows, 6);
1947 (void)BIO_flush(sbio);
1948 /* Telnet server also sent the FOLLOWS sub-command */
1949 bytes = BIO_read(sbio, mbuf, BUFSIZZ);
1950 if (bytes != 6 || memcmp(mbuf, tls_follows, 6) != 0)
1957 BIO *fbio = BIO_new(BIO_f_buffer());
1959 BIO_push(fbio, sbio);
1960 BIO_printf(fbio, "CONNECT %s\r\n\r\n", connectstr);
1961 (void)BIO_flush(fbio);
1962 /* wait for multi-line response to end CONNECT response */
1964 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1965 if (strstr(mbuf, "200") != NULL
1966 && strstr(mbuf, "established") != NULL)
1968 } while (mbuf_len > 3 && foundit == 0);
1969 (void)BIO_flush(fbio);
1973 BIO_printf(bio_err, "%s: HTTP CONNECT failed\n", prog);
1981 BIO *fbio = BIO_new(BIO_f_buffer());
1983 BIO_push(fbio, sbio);
1984 BIO_printf(fbio, "STARTTLS\r\n");
1985 (void)BIO_flush(fbio);
1986 width = SSL_get_fd(con) + 1;
1992 openssl_fdset(SSL_get_fd(con), &readfds);
1993 timeout.tv_sec = S_CLIENT_IRC_READ_TIMEOUT;
1994 timeout.tv_usec = 0;
1996 * If the IRCd doesn't respond within
1997 * S_CLIENT_IRC_READ_TIMEOUT seconds, assume
1998 * it doesn't support STARTTLS. Many IRCds
1999 * will not give _any_ sort of response to a
2000 * STARTTLS command when it's not supported.
2002 if (!BIO_get_buffer_num_lines(fbio)
2003 && !BIO_pending(fbio)
2004 && !BIO_pending(sbio)
2005 && select(width, (void *)&readfds, NULL, NULL,
2008 "Timeout waiting for response (%d seconds).\n",
2009 S_CLIENT_IRC_READ_TIMEOUT);
2013 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
2014 if (mbuf_len < 1 || sscanf(mbuf, "%*s %d", &numeric) != 1)
2016 /* :example.net 451 STARTTLS :You have not registered */
2017 /* :example.net 421 STARTTLS :Unknown command */
2018 if ((numeric == 451 || numeric == 421)
2019 && strstr(mbuf, "STARTTLS") != NULL) {
2020 BIO_printf(bio_err, "STARTTLS not supported: %s", mbuf);
2023 if (numeric == 691) {
2024 BIO_printf(bio_err, "STARTTLS negotiation failed: ");
2025 ERR_print_errors(bio_err);
2028 } while (numeric != 670);
2030 (void)BIO_flush(fbio);
2033 if (numeric != 670) {
2034 BIO_printf(bio_err, "Server does not support STARTTLS.\n");
2045 if ((SSL_version(con) == DTLS1_VERSION) &&
2046 DTLSv1_get_timeout(con, &timeout))
2047 timeoutp = &timeout;
2051 if (SSL_in_init(con) && !SSL_total_renegotiations(con)) {
2059 if (servername != NULL && !SSL_session_reused(con)) {
2060 BIO_printf(bio_c_out,
2061 "Server did %sacknowledge servername extension.\n",
2062 tlsextcbp.ack ? "" : "not ");
2066 BIO *stmp = BIO_new_file(sess_out, "w");
2068 PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
2071 BIO_printf(bio_err, "Error writing session file %s\n",
2075 BIO_puts(bio_err, "CONNECTION ESTABLISHED\n");
2076 print_ssl_summary(con);
2079 print_stuff(bio_c_out, con, full_log);
2083 if (starttls_proto) {
2084 BIO_write(bio_err, mbuf, mbuf_len);
2085 /* We don't need to know any more */
2087 starttls_proto = PROTO_OFF;
2092 BIO_printf(bio_c_out,
2093 "drop connection and then reconnect\n");
2094 do_ssl_shutdown(con);
2095 SSL_set_connect_state(con);
2096 SHUTDOWN(SSL_get_fd(con));
2102 ssl_pending = read_ssl && SSL_pending(con);
2105 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE)
2108 openssl_fdset(fileno(stdin), &readfds);
2110 openssl_fdset(fileno(stdout), &writefds);
2113 openssl_fdset(SSL_get_fd(con), &readfds);
2115 openssl_fdset(SSL_get_fd(con), &writefds);
2117 if (!tty_on || !write_tty) {
2119 openssl_fdset(SSL_get_fd(con), &readfds);
2121 openssl_fdset(SSL_get_fd(con), &writefds);
2126 * Note: under VMS with SOCKETSHR the second parameter is
2127 * currently of type (int *) whereas under other systems it is
2128 * (void *) if you don't have a cast it will choke the compiler:
2129 * if you do have a cast then you can either go for (int *) or
2132 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2134 * Under Windows/DOS we make the assumption that we can always
2135 * write to the tty: therefore if we need to write to the tty we
2136 * just fall through. Otherwise we timeout the select every
2137 * second and see if there are any keypresses. Note: this is a
2138 * hack, in a proper Windows application we wouldn't do this.
2145 i = select(width, (void *)&readfds, (void *)&writefds,
2147 # if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
2148 if (!i && (!_kbhit() || !read_tty))
2151 if (!i && (!((_kbhit())
2152 || (WAIT_OBJECT_0 ==
2153 WaitForSingleObject(GetStdHandle
2160 i = select(width, (void *)&readfds, (void *)&writefds,
2163 #elif defined(OPENSSL_SYS_NETWARE)
2168 i = select(width, (void *)&readfds, (void *)&writefds,
2171 i = select(width, (void *)&readfds, (void *)&writefds,
2175 i = select(width, (void *)&readfds, (void *)&writefds,
2179 BIO_printf(bio_err, "bad select %d\n",
2180 get_last_socket_error());
2186 if ((SSL_version(con) == DTLS1_VERSION)
2187 && DTLSv1_handle_timeout(con) > 0) {
2188 BIO_printf(bio_err, "TIMEOUT occurred\n");
2191 if (!ssl_pending && FD_ISSET(SSL_get_fd(con), &writefds)) {
2192 k = SSL_write(con, &(cbuf[cbuf_off]), (unsigned int)cbuf_len);
2193 switch (SSL_get_error(con, k)) {
2194 case SSL_ERROR_NONE:
2199 /* we have done a write(con,NULL,0); */
2200 if (cbuf_len <= 0) {
2203 } else { /* if (cbuf_len > 0) */
2209 case SSL_ERROR_WANT_WRITE:
2210 BIO_printf(bio_c_out, "write W BLOCK\n");
2214 case SSL_ERROR_WANT_ASYNC:
2215 BIO_printf(bio_c_out, "write A BLOCK\n");
2216 wait_for_async(con);
2220 case SSL_ERROR_WANT_READ:
2221 BIO_printf(bio_c_out, "write R BLOCK\n");
2226 case SSL_ERROR_WANT_X509_LOOKUP:
2227 BIO_printf(bio_c_out, "write X BLOCK\n");
2229 case SSL_ERROR_ZERO_RETURN:
2230 if (cbuf_len != 0) {
2231 BIO_printf(bio_c_out, "shutdown\n");
2240 case SSL_ERROR_SYSCALL:
2241 if ((k != 0) || (cbuf_len != 0)) {
2242 BIO_printf(bio_err, "write:errno=%d\n",
2243 get_last_socket_error());
2251 ERR_print_errors(bio_err);
2255 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
2256 /* Assume Windows/DOS/BeOS can always write */
2257 else if (!ssl_pending && write_tty)
2259 else if (!ssl_pending && FD_ISSET(fileno(stdout), &writefds))
2262 #ifdef CHARSET_EBCDIC
2263 ascii2ebcdic(&(sbuf[sbuf_off]), &(sbuf[sbuf_off]), sbuf_len);
2265 i = raw_write_stdout(&(sbuf[sbuf_off]), sbuf_len);
2268 BIO_printf(bio_c_out, "DONE\n");
2276 if (sbuf_len <= 0) {
2280 } else if (ssl_pending || FD_ISSET(SSL_get_fd(con), &readfds)) {
2285 SSL_renegotiate(con);
2290 k = SSL_read(con, sbuf, 1024 /* BUFSIZZ */ );
2292 switch (SSL_get_error(con, k)) {
2293 case SSL_ERROR_NONE:
2302 case SSL_ERROR_WANT_ASYNC:
2303 BIO_printf(bio_c_out, "read A BLOCK\n");
2304 wait_for_async(con);
2307 if ((read_tty == 0) && (write_ssl == 0))
2310 case SSL_ERROR_WANT_WRITE:
2311 BIO_printf(bio_c_out, "read W BLOCK\n");
2315 case SSL_ERROR_WANT_READ:
2316 BIO_printf(bio_c_out, "read R BLOCK\n");
2319 if ((read_tty == 0) && (write_ssl == 0))
2322 case SSL_ERROR_WANT_X509_LOOKUP:
2323 BIO_printf(bio_c_out, "read X BLOCK\n");
2325 case SSL_ERROR_SYSCALL:
2326 ret = get_last_socket_error();
2328 BIO_puts(bio_err, "CONNECTION CLOSED BY SERVER\n");
2330 BIO_printf(bio_err, "read:errno=%d\n", ret);
2332 case SSL_ERROR_ZERO_RETURN:
2333 BIO_printf(bio_c_out, "closed\n");
2337 ERR_print_errors(bio_err);
2342 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2343 # if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
2347 || (WAIT_OBJECT_0 ==
2348 WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
2350 #elif defined (OPENSSL_SYS_NETWARE)
2353 else if (FD_ISSET(fileno(stdin), &readfds))
2359 i = raw_read_stdin(cbuf, BUFSIZZ / 2);
2361 /* both loops are skipped when i <= 0 */
2362 for (j = 0; j < i; j++)
2363 if (cbuf[j] == '\n')
2365 for (j = i - 1; j >= 0; j--) {
2366 cbuf[j + lf_num] = cbuf[j];
2367 if (cbuf[j] == '\n') {
2370 cbuf[j + lf_num] = '\r';
2373 assert(lf_num == 0);
2375 i = raw_read_stdin(cbuf, BUFSIZZ);
2377 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q' && cmdletters))) {
2378 BIO_printf(bio_err, "DONE\n");
2383 if ((!c_ign_eof) && (cbuf[0] == 'R' && cmdletters)) {
2384 BIO_printf(bio_err, "RENEGOTIATING\n");
2385 SSL_renegotiate(con);
2388 #ifndef OPENSSL_NO_HEARTBEATS
2389 else if ((!c_ign_eof) && (cbuf[0] == 'B' && cmdletters)) {
2390 BIO_printf(bio_err, "HEARTBEATING\n");
2398 #ifdef CHARSET_EBCDIC
2399 ebcdic2ascii(cbuf, cbuf, i);
2411 print_stuff(bio_c_out, con, full_log);
2412 do_ssl_shutdown(con);
2413 SHUTDOWN(SSL_get_fd(con));
2417 print_stuff(bio_c_out, con, 1);
2420 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2421 OPENSSL_free(next_proto.data);
2425 sk_X509_CRL_pop_free(crls, X509_CRL_free);
2427 sk_X509_pop_free(chain, X509_free);
2429 #ifndef OPENSSL_NO_SRP
2430 OPENSSL_free(srp_arg.srppassin);
2434 X509_VERIFY_PARAM_free(vpm);
2435 ssl_excert_free(exc);
2436 sk_OPENSSL_STRING_free(ssl_args);
2437 sk_OPENSSL_STRING_free(dane_tlsa_rrset);
2438 SSL_CONF_CTX_free(cctx);
2439 OPENSSL_clear_free(cbuf, BUFSIZZ);
2440 OPENSSL_clear_free(sbuf, BUFSIZZ);
2441 OPENSSL_clear_free(mbuf, BUFSIZZ);
2442 BIO_free(bio_c_out);
2444 BIO_free(bio_c_msg);
2449 static void print_stuff(BIO *bio, SSL *s, int full)
2454 STACK_OF(X509_NAME) *sk2;
2455 const SSL_CIPHER *c;
2458 #ifndef OPENSSL_NO_COMP
2459 const COMP_METHOD *comp, *expansion;
2461 unsigned char *exportedkeymat;
2464 int got_a_chain = 0;
2466 sk = SSL_get_peer_cert_chain(s);
2470 BIO_printf(bio, "---\nCertificate chain\n");
2471 for (i = 0; i < sk_X509_num(sk); i++) {
2472 X509_NAME_oneline(X509_get_subject_name(sk_X509_value(sk, i)),
2474 BIO_printf(bio, "%2d s:%s\n", i, buf);
2475 X509_NAME_oneline(X509_get_issuer_name(sk_X509_value(sk, i)),
2477 BIO_printf(bio, " i:%s\n", buf);
2479 PEM_write_bio_X509(bio, sk_X509_value(sk, i));
2483 BIO_printf(bio, "---\n");
2484 peer = SSL_get_peer_certificate(s);
2486 BIO_printf(bio, "Server certificate\n");
2488 /* Redundant if we showed the whole chain */
2489 if (!(c_showcerts && got_a_chain))
2490 PEM_write_bio_X509(bio, peer);
2491 X509_NAME_oneline(X509_get_subject_name(peer), buf, sizeof buf);
2492 BIO_printf(bio, "subject=%s\n", buf);
2493 X509_NAME_oneline(X509_get_issuer_name(peer), buf, sizeof buf);
2494 BIO_printf(bio, "issuer=%s\n", buf);
2496 BIO_printf(bio, "no peer certificate available\n");
2498 sk2 = SSL_get_client_CA_list(s);
2499 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0)) {
2500 BIO_printf(bio, "---\nAcceptable client certificate CA names\n");
2501 for (i = 0; i < sk_X509_NAME_num(sk2); i++) {
2502 xn = sk_X509_NAME_value(sk2, i);
2503 X509_NAME_oneline(xn, buf, sizeof(buf));
2504 BIO_write(bio, buf, strlen(buf));
2505 BIO_write(bio, "\n", 1);
2508 BIO_printf(bio, "---\nNo client certificate CA names sent\n");
2511 ssl_print_sigalgs(bio, s);
2512 ssl_print_tmp_key(bio, s);
2515 "---\nSSL handshake has read %"PRIu64" bytes and written %"PRIu64" bytes\n",
2516 BIO_number_read(SSL_get_rbio(s)),
2517 BIO_number_written(SSL_get_wbio(s)));
2519 print_verify_detail(s, bio);
2520 BIO_printf(bio, (SSL_session_reused(s) ? "---\nReused, " : "---\nNew, "));
2521 c = SSL_get_current_cipher(s);
2522 BIO_printf(bio, "%s, Cipher is %s\n",
2523 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
2526 pktmp = X509_get0_pubkey(peer);
2527 BIO_printf(bio, "Server public key is %d bit\n",
2528 EVP_PKEY_bits(pktmp));
2530 BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
2531 SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
2532 #ifndef OPENSSL_NO_COMP
2533 comp = SSL_get_current_compression(s);
2534 expansion = SSL_get_current_expansion(s);
2535 BIO_printf(bio, "Compression: %s\n",
2536 comp ? SSL_COMP_get_name(comp) : "NONE");
2537 BIO_printf(bio, "Expansion: %s\n",
2538 expansion ? SSL_COMP_get_name(expansion) : "NONE");
2543 /* Print out local port of connection: useful for debugging */
2545 struct sockaddr_in ladd;
2546 socklen_t ladd_size = sizeof(ladd);
2547 sock = SSL_get_fd(s);
2548 getsockname(sock, (struct sockaddr *)&ladd, &ladd_size);
2549 BIO_printf(bio_c_out, "LOCAL PORT is %u\n", ntohs(ladd.sin_port));
2553 #if !defined(OPENSSL_NO_NEXTPROTONEG)
2554 if (next_proto.status != -1) {
2555 const unsigned char *proto;
2556 unsigned int proto_len;
2557 SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
2558 BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
2559 BIO_write(bio, proto, proto_len);
2560 BIO_write(bio, "\n", 1);
2564 const unsigned char *proto;
2565 unsigned int proto_len;
2566 SSL_get0_alpn_selected(s, &proto, &proto_len);
2567 if (proto_len > 0) {
2568 BIO_printf(bio, "ALPN protocol: ");
2569 BIO_write(bio, proto, proto_len);
2570 BIO_write(bio, "\n", 1);
2572 BIO_printf(bio, "No ALPN negotiated\n");
2575 #ifndef OPENSSL_NO_SRTP
2577 SRTP_PROTECTION_PROFILE *srtp_profile =
2578 SSL_get_selected_srtp_profile(s);
2581 BIO_printf(bio, "SRTP Extension negotiated, profile=%s\n",
2582 srtp_profile->name);
2586 SSL_SESSION_print(bio, SSL_get_session(s));
2587 if (keymatexportlabel != NULL) {
2588 BIO_printf(bio, "Keying material exporter:\n");
2589 BIO_printf(bio, " Label: '%s'\n", keymatexportlabel);
2590 BIO_printf(bio, " Length: %i bytes\n", keymatexportlen);
2591 exportedkeymat = app_malloc(keymatexportlen, "export key");
2592 if (!SSL_export_keying_material(s, exportedkeymat,
2595 strlen(keymatexportlabel),
2597 BIO_printf(bio, " Error\n");
2599 BIO_printf(bio, " Keying material: ");
2600 for (i = 0; i < keymatexportlen; i++)
2601 BIO_printf(bio, "%02X", exportedkeymat[i]);
2602 BIO_printf(bio, "\n");
2604 OPENSSL_free(exportedkeymat);
2606 BIO_printf(bio, "---\n");
2608 /* flush, or debugging output gets mixed with http response */
2609 (void)BIO_flush(bio);
2612 static int ocsp_resp_cb(SSL *s, void *arg)
2614 const unsigned char *p;
2617 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
2618 BIO_puts(arg, "OCSP response: ");
2620 BIO_puts(arg, "no response sent\n");
2623 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
2625 BIO_puts(arg, "response parse error\n");
2626 BIO_dump_indent(arg, (char *)p, len, 4);
2629 BIO_puts(arg, "\n======================================\n");
2630 OCSP_RESPONSE_print(arg, rsp, 0);
2631 BIO_puts(arg, "======================================\n");
2632 OCSP_RESPONSE_free(rsp);