2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
58 /* ====================================================================
59 * Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved.
61 * Redistribution and use in source and binary forms, with or without
62 * modification, are permitted provided that the following conditions
65 * 1. Redistributions of source code must retain the above copyright
66 * notice, this list of conditions and the following disclaimer.
68 * 2. Redistributions in binary form must reproduce the above copyright
69 * notice, this list of conditions and the following disclaimer in
70 * the documentation and/or other materials provided with the
73 * 3. All advertising materials mentioning features or use of this
74 * software must display the following acknowledgment:
75 * "This product includes software developed by the OpenSSL Project
76 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
78 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
79 * endorse or promote products derived from this software without
80 * prior written permission. For written permission, please contact
81 * openssl-core@openssl.org.
83 * 5. Products derived from this software may not be called "OpenSSL"
84 * nor may "OpenSSL" appear in their names without prior written
85 * permission of the OpenSSL Project.
87 * 6. Redistributions of any form whatsoever must retain the following
89 * "This product includes software developed by the OpenSSL Project
90 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
92 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
93 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
94 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
95 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
96 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
97 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
98 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
99 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
100 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
101 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
102 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
103 * OF THE POSSIBILITY OF SUCH DAMAGE.
104 * ====================================================================
106 * This product includes cryptographic software written by Eric Young
107 * (eay@cryptsoft.com). This product includes software written by Tim
108 * Hudson (tjh@cryptsoft.com).
111 /* ====================================================================
112 * Copyright 2005 Nokia. All rights reserved.
114 * The portions of the attached software ("Contribution") is developed by
115 * Nokia Corporation and is licensed pursuant to the OpenSSL open source
118 * The Contribution, originally written by Mika Kousa and Pasi Eronen of
119 * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
120 * support (see RFC 4279) to OpenSSL.
122 * No patent licenses or other rights except those expressly stated in
123 * the OpenSSL open source license shall be deemed granted or received
124 * expressly, by implication, estoppel, or otherwise.
126 * No assurances are provided by Nokia that the Contribution does not
127 * infringe the patent or other intellectual property rights of any third
128 * party or that the license provides you with all the necessary rights
129 * to make use of the Contribution.
131 * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
132 * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
133 * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
134 * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
143 #include <openssl/e_os2.h>
144 #ifdef OPENSSL_NO_STDIO
148 /* With IPv6, it looks like Digital has mixed up the proper order of
149 recursive header file inclusion, resulting in the compiler complaining
150 that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which
151 is needed to have fileno() declared correctly... So let's define u_int */
152 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
154 typedef unsigned int u_int;
159 #include <openssl/x509.h>
160 #include <openssl/ssl.h>
161 #include <openssl/err.h>
162 #include <openssl/pem.h>
163 #include <openssl/rand.h>
164 #include <openssl/ocsp.h>
165 #include <openssl/bn.h>
166 #ifndef OPENSSL_NO_SRP
167 #include <openssl/srp.h>
170 #include "timeouts.h"
172 #if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000)
173 /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */
177 #if defined(OPENSSL_SYS_BEOS_R5)
182 #define PROG s_client_main
184 /*#define SSL_HOST_NAME "www.netscape.com" */
185 /*#define SSL_HOST_NAME "193.118.187.102" */
186 #define SSL_HOST_NAME "localhost"
188 /*#define TEST_CERT "client.pem" */ /* no default cert. */
191 #define BUFSIZZ 1024*8
193 extern int verify_depth;
194 extern int verify_error;
195 extern int verify_return_error;
196 extern int verify_quiet;
201 static int c_Pause=0;
202 static int c_debug=0;
203 #ifndef OPENSSL_NO_TLSEXT
204 static int c_tlsextdebug=0;
205 static int c_status_req=0;
208 static int c_showcerts=0;
210 static char *keymatexportlabel=NULL;
211 static int keymatexportlen=20;
213 static void sc_usage(void);
214 static void print_stuff(BIO *berr,SSL *con,int full);
215 #ifndef OPENSSL_NO_TLSEXT
216 static int ocsp_resp_cb(SSL *s, void *arg);
218 static BIO *bio_c_out=NULL;
219 static BIO *bio_c_msg=NULL;
220 static int c_quiet=0;
221 static int c_ign_eof=0;
222 static int c_brief=0;
224 #ifndef OPENSSL_NO_PSK
225 /* Default PSK identity and key */
226 static char *psk_identity="Client_identity";
227 /*char *psk_key=NULL; by default PSK is not used */
229 static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity,
230 unsigned int max_identity_len, unsigned char *psk,
231 unsigned int max_psk_len)
233 unsigned int psk_len = 0;
238 BIO_printf(bio_c_out, "psk_client_cb\n");
241 /* no ServerKeyExchange message*/
243 BIO_printf(bio_c_out,"NULL received PSK identity hint, continuing anyway\n");
246 BIO_printf(bio_c_out, "Received PSK identity hint '%s'\n", hint);
248 /* lookup PSK identity and PSK key based on the given identity hint here */
249 ret = BIO_snprintf(identity, max_identity_len, "%s", psk_identity);
250 if (ret < 0 || (unsigned int)ret > max_identity_len)
253 BIO_printf(bio_c_out, "created identity '%s' len=%d\n", identity, ret);
254 ret=BN_hex2bn(&bn, psk_key);
257 BIO_printf(bio_err,"Could not convert PSK key '%s' to BIGNUM\n", psk_key);
263 if ((unsigned int)BN_num_bytes(bn) > max_psk_len)
265 BIO_printf(bio_err,"psk buffer of callback is too small (%d) for key (%d)\n",
266 max_psk_len, BN_num_bytes(bn));
271 psk_len=BN_bn2bin(bn, psk);
277 BIO_printf(bio_c_out, "created PSK len=%d\n", psk_len);
282 BIO_printf(bio_err, "Error in PSK client callback\n");
287 static void sc_usage(void)
289 BIO_printf(bio_err,"usage: s_client args\n");
290 BIO_printf(bio_err,"\n");
291 BIO_printf(bio_err," -host host - use -connect instead\n");
292 BIO_printf(bio_err," -port port - use -connect instead\n");
293 BIO_printf(bio_err," -connect host:port - connect over TCP/IP (default is %s:%s)\n",SSL_HOST_NAME,PORT_STR);
294 BIO_printf(bio_err," -unix path - connect over unix domain sockets\n");
295 BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n");
296 BIO_printf(bio_err," -verify_return_error - return verification errors\n");
297 BIO_printf(bio_err," -cert arg - certificate file to use, PEM format assumed\n");
298 BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n");
299 BIO_printf(bio_err," -key arg - Private key file to use, in cert file if\n");
300 BIO_printf(bio_err," not specified but cert file is.\n");
301 BIO_printf(bio_err," -keyform arg - key format (PEM or DER) PEM default\n");
302 BIO_printf(bio_err," -pass arg - private key file pass phrase source\n");
303 BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n");
304 BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n");
305 BIO_printf(bio_err," -trusted_first - Use local CA's first when building trust chain\n");
306 BIO_printf(bio_err," -reconnect - Drop and re-make the connection with the same Session-ID\n");
307 BIO_printf(bio_err," -pause - sleep(1) after each read(2) and write(2) system call\n");
308 BIO_printf(bio_err," -prexit - print session information even on connection failure\n");
309 BIO_printf(bio_err," -showcerts - show all certificates in the chain\n");
310 BIO_printf(bio_err," -debug - extra output\n");
312 BIO_printf(bio_err," -wdebug - WATT-32 tcp debugging\n");
314 BIO_printf(bio_err," -msg - Show protocol messages\n");
315 BIO_printf(bio_err," -nbio_test - more ssl protocol testing\n");
316 BIO_printf(bio_err," -state - print the 'ssl' states\n");
318 BIO_printf(bio_err," -nbio - Run with non-blocking IO\n");
320 BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n");
321 BIO_printf(bio_err," -quiet - no s_client output\n");
322 BIO_printf(bio_err," -ign_eof - ignore input eof (default when -quiet)\n");
323 BIO_printf(bio_err," -no_ign_eof - don't ignore input eof\n");
324 #ifndef OPENSSL_NO_PSK
325 BIO_printf(bio_err," -psk_identity arg - PSK identity\n");
326 BIO_printf(bio_err," -psk arg - PSK in hex (without 0x)\n");
327 # ifndef OPENSSL_NO_JPAKE
328 BIO_printf(bio_err," -jpake arg - JPAKE secret to use\n");
331 #ifndef OPENSSL_NO_SRP
332 BIO_printf(bio_err," -srpuser user - SRP authentification for 'user'\n");
333 BIO_printf(bio_err," -srppass arg - password for 'user'\n");
334 BIO_printf(bio_err," -srp_lateuser - SRP username into second ClientHello message\n");
335 BIO_printf(bio_err," -srp_moregroups - Tolerate other than the known g N values.\n");
336 BIO_printf(bio_err," -srp_strength int - minimal mength in bits for N (default %d).\n",SRP_MINIMAL_N);
338 BIO_printf(bio_err," -ssl2 - just use SSLv2\n");
339 #ifndef OPENSSL_NO_SSL3_METHOD
340 BIO_printf(bio_err," -ssl3 - just use SSLv3\n");
342 BIO_printf(bio_err," -tls1_2 - just use TLSv1.2\n");
343 BIO_printf(bio_err," -tls1_1 - just use TLSv1.1\n");
344 BIO_printf(bio_err," -tls1 - just use TLSv1\n");
345 BIO_printf(bio_err," -dtls1 - just use DTLSv1\n");
346 BIO_printf(bio_err," -fallback_scsv - send TLS_FALLBACK_SCSV\n");
347 BIO_printf(bio_err," -mtu - set the link layer MTU\n");
348 BIO_printf(bio_err," -no_tls1_2/-no_tls1_1/-no_tls1/-no_ssl3/-no_ssl2 - turn off that protocol\n");
349 BIO_printf(bio_err," -bugs - Switch on all SSL implementation bug workarounds\n");
350 BIO_printf(bio_err," -serverpref - Use server's cipher preferences (only SSLv2)\n");
351 BIO_printf(bio_err," -cipher - preferred cipher to use, use the 'openssl ciphers'\n");
352 BIO_printf(bio_err," command to see what is available\n");
353 BIO_printf(bio_err," -starttls prot - use the STARTTLS command before starting TLS\n");
354 BIO_printf(bio_err," for those protocols that support it, where\n");
355 BIO_printf(bio_err," 'prot' defines which one to assume. Currently,\n");
356 BIO_printf(bio_err," only \"smtp\", \"pop3\", \"imap\", \"ftp\" and \"xmpp\"\n");
357 BIO_printf(bio_err," are supported.\n");
358 BIO_printf(bio_err," -xmpphost host - When used with \"-starttls xmpp\" specifies the virtual host.\n");
359 #ifndef OPENSSL_NO_ENGINE
360 BIO_printf(bio_err," -engine id - Initialise and use the specified engine\n");
362 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
363 BIO_printf(bio_err," -sess_out arg - file to write SSL session to\n");
364 BIO_printf(bio_err," -sess_in arg - file to read SSL session from\n");
365 #ifndef OPENSSL_NO_TLSEXT
366 BIO_printf(bio_err," -servername host - Set TLS extension servername in ClientHello\n");
367 BIO_printf(bio_err," -tlsextdebug - hex dump of all TLS extensions received\n");
368 BIO_printf(bio_err," -status - request certificate status from server\n");
369 BIO_printf(bio_err," -no_ticket - disable use of RFC4507bis session tickets\n");
370 BIO_printf(bio_err," -serverinfo types - send empty ClientHello extensions (comma-separated numbers)\n");
371 # ifndef OPENSSL_NO_NEXTPROTONEG
372 BIO_printf(bio_err," -nextprotoneg arg - enable NPN extension, considering named protocols supported (comma-separated list)\n");
374 BIO_printf(bio_err," -alpn arg - enable ALPN extension, considering named protocols supported (comma-separated list)\n");
376 BIO_printf(bio_err," -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n");
377 BIO_printf(bio_err," -use_srtp profiles - Offer SRTP key management with a colon-separated profile list\n");
378 BIO_printf(bio_err," -keymatexport label - Export keying material using label\n");
379 BIO_printf(bio_err," -keymatexportlen len - Export len bytes of keying material (default 20)\n");
382 #ifndef OPENSSL_NO_TLSEXT
384 /* This is a context that we pass to callbacks */
385 typedef struct tlsextctx_st {
391 static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg)
393 tlsextctx * p = (tlsextctx *) arg;
394 const char * hn= SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
395 if (SSL_get_servername_type(s) != -1)
396 p->ack = !SSL_session_reused(s) && hn != NULL;
398 BIO_printf(bio_err,"Can't use SSL_get_servername\n");
400 return SSL_TLSEXT_ERR_OK;
403 #ifndef OPENSSL_NO_SRP
405 /* This is a context that we pass to all callbacks */
406 typedef struct srp_arg_st
410 int msg; /* copy from c_msg */
411 int debug; /* copy from c_debug */
412 int amp; /* allow more groups */
413 int strength /* minimal size for N */ ;
416 #define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
418 static int srp_Verify_N_and_g(const BIGNUM *N, const BIGNUM *g)
420 BN_CTX *bn_ctx = BN_CTX_new();
421 BIGNUM *p = BN_new();
422 BIGNUM *r = BN_new();
424 g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) &&
425 BN_is_prime_ex(N, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
426 p != NULL && BN_rshift1(p, N) &&
429 BN_is_prime_ex(p, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
432 /* verify g^((N-1)/2) == -1 (mod N) */
433 BN_mod_exp(r, g, p, N, bn_ctx) &&
446 /* This callback is used here for two purposes:
448 - making some primality tests for unknown groups
449 The callback is only called for a non default group.
451 An application does not need the call back at all if
452 only the stanard groups are used. In real life situations,
453 client and server already share well known groups,
454 thus there is no need to verify them.
455 Furthermore, in case that a server actually proposes a group that
456 is not one of those defined in RFC 5054, it is more appropriate
457 to add the group to a static list and then compare since
458 primality tests are rather cpu consuming.
461 static int MS_CALLBACK ssl_srp_verify_param_cb(SSL *s, void *arg)
463 SRP_ARG *srp_arg = (SRP_ARG *)arg;
464 BIGNUM *N = NULL, *g = NULL;
465 if (!(N = SSL_get_srp_N(s)) || !(g = SSL_get_srp_g(s)))
467 if (srp_arg->debug || srp_arg->msg || srp_arg->amp == 1)
469 BIO_printf(bio_err, "SRP parameters:\n");
470 BIO_printf(bio_err,"\tN="); BN_print(bio_err,N);
471 BIO_printf(bio_err,"\n\tg="); BN_print(bio_err,g);
472 BIO_printf(bio_err,"\n");
475 if (SRP_check_known_gN_param(g,N))
478 if (srp_arg->amp == 1)
481 BIO_printf(bio_err, "SRP param N and g are not known params, going to check deeper.\n");
483 /* The srp_moregroups is a real debugging feature.
484 Implementors should rather add the value to the known ones.
485 The minimal size has already been tested.
487 if (BN_num_bits(g) <= BN_BITS && srp_Verify_N_and_g(N,g))
490 BIO_printf(bio_err, "SRP param N and g rejected.\n");
494 #define PWD_STRLEN 1024
496 static char * MS_CALLBACK ssl_give_srp_client_pwd_cb(SSL *s, void *arg)
498 SRP_ARG *srp_arg = (SRP_ARG *)arg;
499 char *pass = (char *)OPENSSL_malloc(PWD_STRLEN+1);
503 cb_tmp.password = (char *)srp_arg->srppassin;
504 cb_tmp.prompt_info = "SRP user";
505 if ((l = password_callback(pass, PWD_STRLEN, 0, &cb_tmp))<0)
507 BIO_printf (bio_err, "Can't read Password\n");
517 char *srtp_profiles = NULL;
519 # ifndef OPENSSL_NO_NEXTPROTONEG
520 /* This the context that we pass to next_proto_cb */
521 typedef struct tlsextnextprotoctx_st {
525 } tlsextnextprotoctx;
527 static tlsextnextprotoctx next_proto;
529 static int next_proto_cb(SSL *s, unsigned char **out, unsigned char *outlen, const unsigned char *in, unsigned int inlen, void *arg)
531 tlsextnextprotoctx *ctx = arg;
535 /* We can assume that |in| is syntactically valid. */
537 BIO_printf(bio_c_out, "Protocols advertised by server: ");
538 for (i = 0; i < inlen; )
541 BIO_write(bio_c_out, ", ", 2);
542 BIO_write(bio_c_out, &in[i + 1], in[i]);
545 BIO_write(bio_c_out, "\n", 1);
548 ctx->status = SSL_select_next_proto(out, outlen, in, inlen, ctx->data, ctx->len);
549 return SSL_TLSEXT_ERR_OK;
551 # endif /* ndef OPENSSL_NO_NEXTPROTONEG */
553 static int serverinfo_cli_parse_cb(SSL* s, unsigned int ext_type,
554 const unsigned char* in, size_t inlen,
558 unsigned char ext_buf[4 + 65536];
560 /* Reconstruct the type/len fields prior to extension data */
561 ext_buf[0] = ext_type >> 8;
562 ext_buf[1] = ext_type & 0xFF;
563 ext_buf[2] = inlen >> 8;
564 ext_buf[3] = inlen & 0xFF;
565 memcpy(ext_buf+4, in, inlen);
567 BIO_snprintf(pem_name, sizeof(pem_name), "SERVERINFO FOR EXTENSION %d",
569 PEM_write_bio(bio_c_out, pem_name, "", ext_buf, 4 + inlen);
585 int MAIN(int, char **);
587 int MAIN(int argc, char **argv)
591 #ifndef OPENSSL_NO_KRB5
594 int s,k,width,state=0;
595 char *cbuf=NULL,*sbuf=NULL,*mbuf=NULL;
596 int cbuf_len,cbuf_off;
597 int sbuf_len,sbuf_off;
598 fd_set readfds,writefds;
601 char *host=SSL_HOST_NAME;
602 const char *unix_path = NULL;
603 char *xmpphost = NULL;
604 char *cert_file=NULL,*key_file=NULL,*chain_file=NULL;
605 int cert_format = FORMAT_PEM, key_format = FORMAT_PEM;
606 char *passarg = NULL, *pass = NULL;
608 EVP_PKEY *key = NULL;
609 STACK_OF(X509) *chain = NULL;
610 char *CApath=NULL,*CAfile=NULL;
611 char *chCApath=NULL,*chCAfile=NULL;
612 char *vfyCApath=NULL,*vfyCAfile=NULL;
613 int reconnect=0,badop=0,verify=SSL_VERIFY_NONE;
615 int write_tty,read_tty,write_ssl,read_ssl,tty_on,ssl_pending;
617 int ret=1,in_init=1,i,nbio_test=0;
618 int starttls_proto = PROTO_OFF;
620 X509_VERIFY_PARAM *vpm = NULL;
622 const SSL_METHOD *meth=NULL;
623 int socket_type=SOCK_STREAM;
627 struct timeval timeout, *timeoutp;
628 #ifndef OPENSSL_NO_ENGINE
629 char *engine_id=NULL;
630 char *ssl_client_engine_id=NULL;
631 ENGINE *ssl_client_engine=NULL;
634 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
636 #if defined(OPENSSL_SYS_BEOS_R5)
640 #ifndef OPENSSL_NO_TLSEXT
641 char *servername = NULL;
642 tlsextctx tlsextcbp =
644 # ifndef OPENSSL_NO_NEXTPROTONEG
645 const char *next_proto_neg_in = NULL;
647 const char *alpn_in = NULL;
648 # define MAX_SI_TYPES 100
649 unsigned short serverinfo_types[MAX_SI_TYPES];
650 int serverinfo_types_count = 0;
652 char *sess_in = NULL;
653 char *sess_out = NULL;
654 struct sockaddr peer;
655 int peerlen = sizeof(peer);
656 int fallback_scsv = 0;
657 int enable_timeouts = 0 ;
659 #ifndef OPENSSL_NO_JPAKE
660 static char *jpake_secret = NULL;
661 #define no_jpake !jpake_secret
665 #ifndef OPENSSL_NO_SRP
666 char * srppass = NULL;
667 int srp_lateuser = 0;
668 SRP_ARG srp_arg = {NULL,NULL,0,0,0,1024};
670 SSL_EXCERT *exc = NULL;
672 SSL_CONF_CTX *cctx = NULL;
673 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
675 char *crl_file = NULL;
676 int crl_format = FORMAT_PEM;
677 int crl_download = 0;
678 STACK_OF(X509_CRL) *crls = NULL;
681 meth=SSLv23_client_method();
692 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
694 if (!load_config(bio_err, NULL))
696 cctx = SSL_CONF_CTX_new();
699 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CLIENT);
700 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CMDLINE);
702 if ( ((cbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
703 ((sbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
704 ((mbuf=OPENSSL_malloc(BUFSIZZ)) == NULL))
706 BIO_printf(bio_err,"out of memory\n");
711 verify_error=X509_V_OK;
720 if (strcmp(*argv,"-host") == 0)
722 if (--argc < 1) goto bad;
725 else if (strcmp(*argv,"-port") == 0)
727 if (--argc < 1) goto bad;
728 port=atoi(*(++argv));
729 if (port == 0) goto bad;
731 else if (strcmp(*argv,"-connect") == 0)
733 if (--argc < 1) goto bad;
734 if (!extract_host_port(*(++argv),&host,NULL,&port))
737 else if (strcmp(*argv,"-unix") == 0)
739 if (--argc < 1) goto bad;
740 unix_path = *(++argv);
742 else if (strcmp(*argv,"-xmpphost") == 0)
744 if (--argc < 1) goto bad;
747 else if (strcmp(*argv,"-verify") == 0)
749 verify=SSL_VERIFY_PEER;
750 if (--argc < 1) goto bad;
751 verify_depth=atoi(*(++argv));
753 BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
755 else if (strcmp(*argv,"-cert") == 0)
757 if (--argc < 1) goto bad;
758 cert_file= *(++argv);
760 else if (strcmp(*argv,"-CRL") == 0)
762 if (--argc < 1) goto bad;
765 else if (strcmp(*argv,"-crl_download") == 0)
767 else if (strcmp(*argv,"-sess_out") == 0)
769 if (--argc < 1) goto bad;
770 sess_out = *(++argv);
772 else if (strcmp(*argv,"-sess_in") == 0)
774 if (--argc < 1) goto bad;
777 else if (strcmp(*argv,"-certform") == 0)
779 if (--argc < 1) goto bad;
780 cert_format = str2fmt(*(++argv));
782 else if (strcmp(*argv,"-CRLform") == 0)
784 if (--argc < 1) goto bad;
785 crl_format = str2fmt(*(++argv));
787 else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm))
793 else if (strcmp(*argv,"-verify_return_error") == 0)
794 verify_return_error = 1;
795 else if (strcmp(*argv,"-verify_quiet") == 0)
797 else if (strcmp(*argv,"-brief") == 0)
803 else if (args_excert(&argv, &argc, &badarg, bio_err, &exc))
809 else if (args_ssl(&argv, &argc, cctx, &badarg, bio_err, &ssl_args))
815 else if (strcmp(*argv,"-prexit") == 0)
817 else if (strcmp(*argv,"-crlf") == 0)
819 else if (strcmp(*argv,"-quiet") == 0)
824 else if (strcmp(*argv,"-ign_eof") == 0)
826 else if (strcmp(*argv,"-no_ign_eof") == 0)
828 else if (strcmp(*argv,"-pause") == 0)
830 else if (strcmp(*argv,"-debug") == 0)
832 #ifndef OPENSSL_NO_TLSEXT
833 else if (strcmp(*argv,"-tlsextdebug") == 0)
835 else if (strcmp(*argv,"-status") == 0)
839 else if (strcmp(*argv,"-wdebug") == 0)
842 else if (strcmp(*argv,"-msg") == 0)
844 else if (strcmp(*argv,"-msgfile") == 0)
846 if (--argc < 1) goto bad;
847 bio_c_msg = BIO_new_file(*(++argv), "w");
849 #ifndef OPENSSL_NO_SSL_TRACE
850 else if (strcmp(*argv,"-trace") == 0)
853 else if (strcmp(*argv,"-security_debug") == 0)
855 else if (strcmp(*argv,"-security_debug_verbose") == 0)
857 else if (strcmp(*argv,"-showcerts") == 0)
859 else if (strcmp(*argv,"-nbio_test") == 0)
861 else if (strcmp(*argv,"-state") == 0)
863 #ifndef OPENSSL_NO_PSK
864 else if (strcmp(*argv,"-psk_identity") == 0)
866 if (--argc < 1) goto bad;
867 psk_identity=*(++argv);
869 else if (strcmp(*argv,"-psk") == 0)
873 if (--argc < 1) goto bad;
875 for (j = 0; j < strlen(psk_key); j++)
877 if (isxdigit((unsigned char)psk_key[j]))
879 BIO_printf(bio_err,"Not a hex number '%s'\n",*argv);
884 #ifndef OPENSSL_NO_SRP
885 else if (strcmp(*argv,"-srpuser") == 0)
887 if (--argc < 1) goto bad;
888 srp_arg.srplogin= *(++argv);
889 meth=TLSv1_client_method();
891 else if (strcmp(*argv,"-srppass") == 0)
893 if (--argc < 1) goto bad;
895 meth=TLSv1_client_method();
897 else if (strcmp(*argv,"-srp_strength") == 0)
899 if (--argc < 1) goto bad;
900 srp_arg.strength=atoi(*(++argv));
901 BIO_printf(bio_err,"SRP minimal length for N is %d\n",srp_arg.strength);
902 meth=TLSv1_client_method();
904 else if (strcmp(*argv,"-srp_lateuser") == 0)
907 meth=TLSv1_client_method();
909 else if (strcmp(*argv,"-srp_moregroups") == 0)
912 meth=TLSv1_client_method();
915 #ifndef OPENSSL_NO_SSL2
916 else if (strcmp(*argv,"-ssl2") == 0)
917 meth=SSLv2_client_method();
919 #ifndef OPENSSL_NO_SSL3_METHOD
920 else if (strcmp(*argv,"-ssl3") == 0)
921 meth=SSLv3_client_method();
923 #ifndef OPENSSL_NO_TLS1
924 else if (strcmp(*argv,"-tls1_2") == 0)
925 meth=TLSv1_2_client_method();
926 else if (strcmp(*argv,"-tls1_1") == 0)
927 meth=TLSv1_1_client_method();
928 else if (strcmp(*argv,"-tls1") == 0)
929 meth=TLSv1_client_method();
931 #ifndef OPENSSL_NO_DTLS1
932 else if (strcmp(*argv,"-dtls") == 0)
934 meth=DTLS_client_method();
935 socket_type=SOCK_DGRAM;
937 else if (strcmp(*argv,"-dtls1") == 0)
939 meth=DTLSv1_client_method();
940 socket_type=SOCK_DGRAM;
942 else if (strcmp(*argv,"-dtls1_2") == 0)
944 meth=DTLSv1_2_client_method();
945 socket_type=SOCK_DGRAM;
947 else if (strcmp(*argv,"-timeout") == 0)
949 else if (strcmp(*argv,"-mtu") == 0)
951 if (--argc < 1) goto bad;
952 socket_mtu = atol(*(++argv));
955 else if (strcmp(*argv,"-fallback_scsv") == 0)
959 else if (strcmp(*argv,"-keyform") == 0)
961 if (--argc < 1) goto bad;
962 key_format = str2fmt(*(++argv));
964 else if (strcmp(*argv,"-pass") == 0)
966 if (--argc < 1) goto bad;
969 else if (strcmp(*argv,"-cert_chain") == 0)
971 if (--argc < 1) goto bad;
972 chain_file= *(++argv);
974 else if (strcmp(*argv,"-key") == 0)
976 if (--argc < 1) goto bad;
979 else if (strcmp(*argv,"-reconnect") == 0)
983 else if (strcmp(*argv,"-CApath") == 0)
985 if (--argc < 1) goto bad;
988 else if (strcmp(*argv,"-chainCApath") == 0)
990 if (--argc < 1) goto bad;
993 else if (strcmp(*argv,"-verifyCApath") == 0)
995 if (--argc < 1) goto bad;
996 vfyCApath= *(++argv);
998 else if (strcmp(*argv,"-build_chain") == 0)
1000 else if (strcmp(*argv,"-CAfile") == 0)
1002 if (--argc < 1) goto bad;
1005 else if (strcmp(*argv,"-chainCAfile") == 0)
1007 if (--argc < 1) goto bad;
1008 chCAfile= *(++argv);
1010 else if (strcmp(*argv,"-verifyCAfile") == 0)
1012 if (--argc < 1) goto bad;
1013 vfyCAfile= *(++argv);
1015 #ifndef OPENSSL_NO_TLSEXT
1016 # ifndef OPENSSL_NO_NEXTPROTONEG
1017 else if (strcmp(*argv,"-nextprotoneg") == 0)
1019 if (--argc < 1) goto bad;
1020 next_proto_neg_in = *(++argv);
1023 else if (strcmp(*argv,"-alpn") == 0)
1025 if (--argc < 1) goto bad;
1026 alpn_in = *(++argv);
1028 else if (strcmp(*argv,"-serverinfo") == 0)
1034 if (--argc < 1) goto bad;
1036 serverinfo_types_count = 0;
1038 for (i = 0; i <= len; ++i)
1040 if (i == len || c[i] == ',')
1042 serverinfo_types[serverinfo_types_count]
1044 serverinfo_types_count++;
1047 if (serverinfo_types_count == MAX_SI_TYPES)
1053 else if (strcmp(*argv,"-nbio") == 0)
1056 else if (strcmp(*argv,"-starttls") == 0)
1058 if (--argc < 1) goto bad;
1060 if (strcmp(*argv,"smtp") == 0)
1061 starttls_proto = PROTO_SMTP;
1062 else if (strcmp(*argv,"pop3") == 0)
1063 starttls_proto = PROTO_POP3;
1064 else if (strcmp(*argv,"imap") == 0)
1065 starttls_proto = PROTO_IMAP;
1066 else if (strcmp(*argv,"ftp") == 0)
1067 starttls_proto = PROTO_FTP;
1068 else if (strcmp(*argv, "xmpp") == 0)
1069 starttls_proto = PROTO_XMPP;
1073 #ifndef OPENSSL_NO_ENGINE
1074 else if (strcmp(*argv,"-engine") == 0)
1076 if (--argc < 1) goto bad;
1077 engine_id = *(++argv);
1079 else if (strcmp(*argv,"-ssl_client_engine") == 0)
1081 if (--argc < 1) goto bad;
1082 ssl_client_engine_id = *(++argv);
1085 else if (strcmp(*argv,"-rand") == 0)
1087 if (--argc < 1) goto bad;
1090 #ifndef OPENSSL_NO_TLSEXT
1091 else if (strcmp(*argv,"-servername") == 0)
1093 if (--argc < 1) goto bad;
1094 servername= *(++argv);
1095 /* meth=TLSv1_client_method(); */
1098 #ifndef OPENSSL_NO_JPAKE
1099 else if (strcmp(*argv,"-jpake") == 0)
1101 if (--argc < 1) goto bad;
1102 jpake_secret = *++argv;
1105 else if (strcmp(*argv,"-use_srtp") == 0)
1107 if (--argc < 1) goto bad;
1108 srtp_profiles = *(++argv);
1110 else if (strcmp(*argv,"-keymatexport") == 0)
1112 if (--argc < 1) goto bad;
1113 keymatexportlabel= *(++argv);
1115 else if (strcmp(*argv,"-keymatexportlen") == 0)
1117 if (--argc < 1) goto bad;
1118 keymatexportlen=atoi(*(++argv));
1119 if (keymatexportlen == 0) goto bad;
1123 BIO_printf(bio_err,"unknown option %s\n",*argv);
1137 if (unix_path && (socket_type != SOCK_STREAM))
1139 BIO_printf(bio_err, "Can't use unix sockets and datagrams together\n");
1142 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1148 "Can't use JPAKE and PSK together\n");
1151 psk_identity = "JPAKE";
1155 OpenSSL_add_ssl_algorithms();
1156 SSL_load_error_strings();
1158 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1159 next_proto.status = -1;
1160 if (next_proto_neg_in)
1162 next_proto.data = next_protos_parse(&next_proto.len, next_proto_neg_in);
1163 if (next_proto.data == NULL)
1165 BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n");
1170 next_proto.data = NULL;
1173 #ifndef OPENSSL_NO_ENGINE
1174 e = setup_engine(bio_err, engine_id, 1);
1175 if (ssl_client_engine_id)
1177 ssl_client_engine = ENGINE_by_id(ssl_client_engine_id);
1178 if (!ssl_client_engine)
1181 "Error getting client auth engine\n");
1187 if (!app_passwd(bio_err, passarg, NULL, &pass, NULL))
1189 BIO_printf(bio_err, "Error getting password\n");
1193 if (key_file == NULL)
1194 key_file = cert_file;
1201 key = load_key(bio_err, key_file, key_format, 0, pass, e,
1202 "client certificate private key file");
1205 ERR_print_errors(bio_err);
1214 cert = load_cert(bio_err,cert_file,cert_format,
1215 NULL, e, "client certificate file");
1219 ERR_print_errors(bio_err);
1226 chain = load_certs(bio_err, chain_file,FORMAT_PEM,
1227 NULL, e, "client certificate chain");
1235 crl = load_crl(crl_file, crl_format);
1238 BIO_puts(bio_err, "Error loading CRL\n");
1239 ERR_print_errors(bio_err);
1242 crls = sk_X509_CRL_new_null();
1243 if (!crls || !sk_X509_CRL_push(crls, crl))
1245 BIO_puts(bio_err, "Error adding CRL\n");
1246 ERR_print_errors(bio_err);
1252 if (!load_excert(&exc, bio_err))
1255 if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
1258 BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
1261 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
1262 app_RAND_load_files(inrand));
1264 if (bio_c_out == NULL)
1266 if (c_quiet && !c_debug)
1268 bio_c_out=BIO_new(BIO_s_null());
1269 if (c_msg && !bio_c_msg)
1270 bio_c_msg=BIO_new_fp(stdout,BIO_NOCLOSE);
1274 if (bio_c_out == NULL)
1275 bio_c_out=BIO_new_fp(stdout,BIO_NOCLOSE);
1279 #ifndef OPENSSL_NO_SRP
1280 if(!app_passwd(bio_err, srppass, NULL, &srp_arg.srppassin, NULL))
1282 BIO_printf(bio_err, "Error getting password\n");
1287 ctx=SSL_CTX_new(meth);
1290 ERR_print_errors(bio_err);
1295 ssl_ctx_security_debug(ctx, bio_err, sdebug);
1298 SSL_CTX_set1_param(ctx, vpm);
1300 if (!args_ssl_call(ctx, bio_err, cctx, ssl_args, 1, no_jpake))
1302 ERR_print_errors(bio_err);
1306 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1307 crls, crl_download))
1309 BIO_printf(bio_err, "Error loading store locations\n");
1310 ERR_print_errors(bio_err);
1314 #ifndef OPENSSL_NO_ENGINE
1315 if (ssl_client_engine)
1317 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine))
1319 BIO_puts(bio_err, "Error setting client auth engine\n");
1320 ERR_print_errors(bio_err);
1321 ENGINE_free(ssl_client_engine);
1324 ENGINE_free(ssl_client_engine);
1328 #ifndef OPENSSL_NO_PSK
1329 #ifdef OPENSSL_NO_JPAKE
1330 if (psk_key != NULL)
1332 if (psk_key != NULL || jpake_secret)
1336 BIO_printf(bio_c_out, "PSK key given or JPAKE in use, setting client callback\n");
1337 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
1339 if (srtp_profiles != NULL)
1340 SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles);
1342 if (exc) ssl_ctx_set_excert(ctx, exc);
1343 /* DTLS: partial reads end up discarding unread UDP bytes :-(
1344 * Setting read ahead solves this problem.
1346 if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
1348 #if !defined(OPENSSL_NO_TLSEXT)
1349 # if !defined(OPENSSL_NO_NEXTPROTONEG)
1350 if (next_proto.data)
1351 SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
1355 unsigned short alpn_len;
1356 unsigned char *alpn = next_protos_parse(&alpn_len, alpn_in);
1360 BIO_printf(bio_err, "Error parsing -alpn argument\n");
1363 SSL_CTX_set_alpn_protos(ctx, alpn, alpn_len);
1367 #ifndef OPENSSL_NO_TLSEXT
1368 for (i = 0; i < serverinfo_types_count; i++)
1370 SSL_CTX_add_client_custom_ext(ctx,
1371 serverinfo_types[i],
1373 serverinfo_cli_parse_cb,
1378 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
1381 SSL_CTX_set_cipher_list(ctx,getenv("SSL_CIPHER"));
1384 SSL_CTX_set_verify(ctx,verify,verify_callback);
1386 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
1387 (!SSL_CTX_set_default_verify_paths(ctx)))
1389 /* BIO_printf(bio_err,"error setting default verify locations\n"); */
1390 ERR_print_errors(bio_err);
1394 ssl_ctx_add_crls(ctx, crls, crl_download);
1396 if (!set_cert_key_stuff(ctx,cert,key,chain,build_chain))
1399 #ifndef OPENSSL_NO_TLSEXT
1400 if (servername != NULL)
1402 tlsextcbp.biodebug = bio_err;
1403 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1404 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1406 #ifndef OPENSSL_NO_SRP
1407 if (srp_arg.srplogin)
1409 if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin))
1411 BIO_printf(bio_err,"Unable to set SRP username\n");
1414 srp_arg.msg = c_msg;
1415 srp_arg.debug = c_debug ;
1416 SSL_CTX_set_srp_cb_arg(ctx,&srp_arg);
1417 SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
1418 SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
1419 if (c_msg || c_debug || srp_arg.amp == 0)
1420 SSL_CTX_set_srp_verify_param_callback(ctx, ssl_srp_verify_param_cb);
1430 BIO *stmp = BIO_new_file(sess_in, "r");
1433 BIO_printf(bio_err, "Can't open session file %s\n",
1435 ERR_print_errors(bio_err);
1438 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1442 BIO_printf(bio_err, "Can't open session file %s\n",
1444 ERR_print_errors(bio_err);
1447 SSL_set_session(con, sess);
1448 SSL_SESSION_free(sess);
1452 SSL_set_mode(con, SSL_MODE_SEND_FALLBACK_SCSV);
1454 #ifndef OPENSSL_NO_TLSEXT
1455 if (servername != NULL)
1457 if (!SSL_set_tlsext_host_name(con,servername))
1459 BIO_printf(bio_err,"Unable to set TLS servername extension.\n");
1460 ERR_print_errors(bio_err);
1465 #ifndef OPENSSL_NO_KRB5
1466 if (con && (kctx = kssl_ctx_new()) != NULL)
1468 SSL_set0_kssl_ctx(con, kctx);
1469 kssl_ctx_setstring(kctx, KSSL_SERVER, host);
1471 #endif /* OPENSSL_NO_KRB5 */
1472 /* SSL_set_cipher_list(con,"RC4-MD5"); */
1474 #ifdef TLSEXT_TYPE_opaque_prf_input
1475 SSL_set_tlsext_opaque_prf_input(con, "Test client", 11);
1481 if (init_client(&s,host,port,socket_type) == 0)
1483 if ((!unix_path && (init_client(&s,host,port,socket_type) == 0)) ||
1484 (unix_path && (init_client_unix(&s,unix_path) == 0)))
1487 BIO_printf(bio_err,"connect:errno=%d\n",get_last_socket_error());
1491 BIO_printf(bio_c_out,"CONNECTED(%08X)\n",s);
1497 BIO_printf(bio_c_out,"turning on non blocking io\n");
1498 if (BIO_socket_ioctl(s,FIONBIO,&l) < 0)
1500 ERR_print_errors(bio_err);
1505 if (c_Pause & 0x01) SSL_set_debug(con, 1);
1507 if (socket_type == SOCK_DGRAM)
1510 sbio=BIO_new_dgram(s,BIO_NOCLOSE);
1511 if (getsockname(s, &peer, (void *)&peerlen) < 0)
1513 BIO_printf(bio_err, "getsockname:errno=%d\n",
1514 get_last_socket_error());
1519 (void)BIO_ctrl_set_connected(sbio, 1, &peer);
1521 if (enable_timeouts)
1524 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1525 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1528 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1529 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1534 if(socket_mtu < DTLS_get_link_min_mtu(con))
1536 BIO_printf(bio_err,"MTU too small. Must be at least %ld\n",
1537 DTLS_get_link_min_mtu(con));
1541 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1542 if(!DTLS_set_link_mtu(con, socket_mtu))
1544 BIO_printf(bio_err, "Failed to set MTU\n");
1550 /* want to do MTU discovery */
1551 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1554 sbio=BIO_new_socket(s,BIO_NOCLOSE);
1560 test=BIO_new(BIO_f_nbio_test());
1561 sbio=BIO_push(test,sbio);
1566 SSL_set_debug(con, 1);
1567 BIO_set_callback(sbio,bio_dump_callback);
1568 BIO_set_callback_arg(sbio,(char *)bio_c_out);
1572 #ifndef OPENSSL_NO_SSL_TRACE
1574 SSL_set_msg_callback(con, SSL_trace);
1577 SSL_set_msg_callback(con, msg_cb);
1578 SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out);
1580 #ifndef OPENSSL_NO_TLSEXT
1583 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1584 SSL_set_tlsext_debug_arg(con, bio_c_out);
1588 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1589 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
1590 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
1593 STACK_OF(OCSP_RESPID) *ids = sk_OCSP_RESPID_new_null();
1594 OCSP_RESPID *id = OCSP_RESPID_new();
1595 id->value.byKey = ASN1_OCTET_STRING_new();
1596 id->type = V_OCSP_RESPID_KEY;
1597 ASN1_STRING_set(id->value.byKey, "Hello World", -1);
1598 sk_OCSP_RESPID_push(ids, id);
1599 SSL_set_tlsext_status_ids(con, ids);
1604 #ifndef OPENSSL_NO_JPAKE
1606 jpake_client_auth(bio_c_out, sbio, jpake_secret);
1609 SSL_set_bio(con,sbio,sbio);
1610 SSL_set_connect_state(con);
1612 /* ok, lets connect */
1613 width=SSL_get_fd(con)+1;
1626 /* This is an ugly hack that does a lot of assumptions */
1627 /* We do have to handle multi-line responses which may come
1628 in a single packet or not. We therefore have to use
1629 BIO_gets() which does need a buffering BIO. So during
1630 the initial chitchat we do push a buffering BIO into the
1631 chain that is removed again later on to not disturb the
1632 rest of the s_client operation. */
1633 if (starttls_proto == PROTO_SMTP)
1636 BIO *fbio = BIO_new(BIO_f_buffer());
1637 BIO_push(fbio, sbio);
1638 /* wait for multi-line response to end from SMTP */
1641 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1643 while (mbuf_len>3 && mbuf[3]=='-');
1644 /* STARTTLS command requires EHLO... */
1645 BIO_printf(fbio,"EHLO openssl.client.net\r\n");
1646 (void)BIO_flush(fbio);
1647 /* wait for multi-line response to end EHLO SMTP response */
1650 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1651 if (strstr(mbuf,"STARTTLS"))
1654 while (mbuf_len>3 && mbuf[3]=='-');
1655 (void)BIO_flush(fbio);
1660 "didn't found starttls in server response,"
1661 " try anyway...\n");
1662 BIO_printf(sbio,"STARTTLS\r\n");
1663 BIO_read(sbio,sbuf,BUFSIZZ);
1665 else if (starttls_proto == PROTO_POP3)
1667 BIO_read(sbio,mbuf,BUFSIZZ);
1668 BIO_printf(sbio,"STLS\r\n");
1669 BIO_read(sbio,sbuf,BUFSIZZ);
1671 else if (starttls_proto == PROTO_IMAP)
1674 BIO *fbio = BIO_new(BIO_f_buffer());
1675 BIO_push(fbio, sbio);
1676 BIO_gets(fbio,mbuf,BUFSIZZ);
1677 /* STARTTLS command requires CAPABILITY... */
1678 BIO_printf(fbio,". CAPABILITY\r\n");
1679 (void)BIO_flush(fbio);
1680 /* wait for multi-line CAPABILITY response */
1683 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1684 if (strstr(mbuf,"STARTTLS"))
1687 while (mbuf_len>3 && mbuf[0]!='.');
1688 (void)BIO_flush(fbio);
1693 "didn't found STARTTLS in server response,"
1694 " try anyway...\n");
1695 BIO_printf(sbio,". STARTTLS\r\n");
1696 BIO_read(sbio,sbuf,BUFSIZZ);
1698 else if (starttls_proto == PROTO_FTP)
1700 BIO *fbio = BIO_new(BIO_f_buffer());
1701 BIO_push(fbio, sbio);
1702 /* wait for multi-line response to end from FTP */
1705 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1707 while (mbuf_len>3 && mbuf[3]=='-');
1708 (void)BIO_flush(fbio);
1711 BIO_printf(sbio,"AUTH TLS\r\n");
1712 BIO_read(sbio,sbuf,BUFSIZZ);
1714 if (starttls_proto == PROTO_XMPP)
1717 BIO_printf(sbio,"<stream:stream "
1718 "xmlns:stream='http://etherx.jabber.org/streams' "
1719 "xmlns='jabber:client' to='%s' version='1.0'>", xmpphost ?
1721 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1723 while (!strstr(mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'") &&
1724 !strstr(mbuf, "<starttls xmlns=\"urn:ietf:params:xml:ns:xmpp-tls\""))
1726 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1733 BIO_printf(sbio, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1734 seen = BIO_read(sbio,sbuf,BUFSIZZ);
1736 if (!strstr(sbuf, "<proceed"))
1746 if ((SSL_version(con) == DTLS1_VERSION) &&
1747 DTLSv1_get_timeout(con, &timeout))
1748 timeoutp = &timeout;
1752 if (SSL_in_init(con) && !SSL_total_renegotiations(con))
1763 #if 0 /* This test doesn't really work as intended (needs to be fixed) */
1764 #ifndef OPENSSL_NO_TLSEXT
1765 if (servername != NULL && !SSL_session_reused(con))
1767 BIO_printf(bio_c_out,"Server did %sacknowledge servername extension.\n",tlsextcbp.ack?"":"not ");
1773 BIO *stmp = BIO_new_file(sess_out, "w");
1776 PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
1780 BIO_printf(bio_err, "Error writing session file %s\n", sess_out);
1785 "CONNECTION ESTABLISHED\n");
1786 print_ssl_summary(bio_err, con);
1789 print_stuff(bio_c_out,con,full_log);
1790 if (full_log > 0) full_log--;
1794 BIO_printf(bio_err,"%s",mbuf);
1795 /* We don't need to know any more */
1796 starttls_proto = PROTO_OFF;
1802 BIO_printf(bio_c_out,"drop connection and then reconnect\n");
1804 SSL_set_connect_state(con);
1805 SHUTDOWN(SSL_get_fd(con));
1811 ssl_pending = read_ssl && SSL_pending(con);
1815 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined (OPENSSL_SYS_BEOS_R5)
1818 if (read_tty) openssl_fdset(fileno(stdin),&readfds);
1819 if (write_tty) openssl_fdset(fileno(stdout),&writefds);
1822 openssl_fdset(SSL_get_fd(con),&readfds);
1824 openssl_fdset(SSL_get_fd(con),&writefds);
1826 if(!tty_on || !write_tty) {
1828 openssl_fdset(SSL_get_fd(con),&readfds);
1830 openssl_fdset(SSL_get_fd(con),&writefds);
1833 /* printf("mode tty(%d %d%d) ssl(%d%d)\n",
1834 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
1836 /* Note: under VMS with SOCKETSHR the second parameter
1837 * is currently of type (int *) whereas under other
1838 * systems it is (void *) if you don't have a cast it
1839 * will choke the compiler: if you do have a cast then
1840 * you can either go for (int *) or (void *).
1842 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1843 /* Under Windows/DOS we make the assumption that we can
1844 * always write to the tty: therefore if we need to
1845 * write to the tty we just fall through. Otherwise
1846 * we timeout the select every second and see if there
1847 * are any keypresses. Note: this is a hack, in a proper
1848 * Windows application we wouldn't do this.
1855 i=select(width,(void *)&readfds,(void *)&writefds,
1857 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1858 if(!i && (!_kbhit() || !read_tty) ) continue;
1860 if(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue;
1862 } else i=select(width,(void *)&readfds,(void *)&writefds,
1865 #elif defined(OPENSSL_SYS_NETWARE)
1870 i=select(width,(void *)&readfds,(void *)&writefds,
1872 } else i=select(width,(void *)&readfds,(void *)&writefds,
1875 #elif defined(OPENSSL_SYS_BEOS_R5)
1876 /* Under BeOS-R5 the situation is similar to DOS */
1879 (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK);
1884 i=select(width,(void *)&readfds,(void *)&writefds,
1886 if (read(fileno(stdin), sbuf, 0) >= 0)
1888 if (!i && (stdin_set != 1 || !read_tty))
1890 } else i=select(width,(void *)&readfds,(void *)&writefds,
1893 (void)fcntl(fileno(stdin), F_SETFL, 0);
1895 i=select(width,(void *)&readfds,(void *)&writefds,
1900 BIO_printf(bio_err,"bad select %d\n",
1901 get_last_socket_error());
1907 if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0)
1909 BIO_printf(bio_err,"TIMEOUT occurred\n");
1912 if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds))
1914 k=SSL_write(con,&(cbuf[cbuf_off]),
1915 (unsigned int)cbuf_len);
1916 switch (SSL_get_error(con,k))
1918 case SSL_ERROR_NONE:
1921 if (k <= 0) goto end;
1922 /* we have done a write(con,NULL,0); */
1928 else /* if (cbuf_len > 0) */
1934 case SSL_ERROR_WANT_WRITE:
1935 BIO_printf(bio_c_out,"write W BLOCK\n");
1939 case SSL_ERROR_WANT_READ:
1940 BIO_printf(bio_c_out,"write R BLOCK\n");
1945 case SSL_ERROR_WANT_X509_LOOKUP:
1946 BIO_printf(bio_c_out,"write X BLOCK\n");
1948 case SSL_ERROR_ZERO_RETURN:
1951 BIO_printf(bio_c_out,"shutdown\n");
1962 case SSL_ERROR_SYSCALL:
1963 if ((k != 0) || (cbuf_len != 0))
1965 BIO_printf(bio_err,"write:errno=%d\n",
1966 get_last_socket_error());
1976 ERR_print_errors(bio_err);
1980 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
1981 /* Assume Windows/DOS/BeOS can always write */
1982 else if (!ssl_pending && write_tty)
1984 else if (!ssl_pending && FD_ISSET(fileno(stdout),&writefds))
1987 #ifdef CHARSET_EBCDIC
1988 ascii2ebcdic(&(sbuf[sbuf_off]),&(sbuf[sbuf_off]),sbuf_len);
1990 i=raw_write_stdout(&(sbuf[sbuf_off]),sbuf_len);
1994 BIO_printf(bio_c_out,"DONE\n");
2008 else if (ssl_pending || FD_ISSET(SSL_get_fd(con),&readfds))
2011 { static int iiii; if (++iiii == 52) { SSL_renegotiate(con); iiii=0; } }
2014 k=SSL_read(con,sbuf,1024 /* BUFSIZZ */ );
2016 /* Demo for pending and peek :-) */
2017 k=SSL_read(con,sbuf,16);
2019 printf("read=%d pending=%d peek=%d\n",k,SSL_pending(con),SSL_peek(con,zbuf,10240));
2023 switch (SSL_get_error(con,k))
2025 case SSL_ERROR_NONE:
2034 case SSL_ERROR_WANT_WRITE:
2035 BIO_printf(bio_c_out,"read W BLOCK\n");
2039 case SSL_ERROR_WANT_READ:
2040 BIO_printf(bio_c_out,"read R BLOCK\n");
2043 if ((read_tty == 0) && (write_ssl == 0))
2046 case SSL_ERROR_WANT_X509_LOOKUP:
2047 BIO_printf(bio_c_out,"read X BLOCK\n");
2049 case SSL_ERROR_SYSCALL:
2050 ret=get_last_socket_error();
2052 BIO_puts(bio_err, "CONNECTION CLOSED BY SERVER\n");
2054 BIO_printf(bio_err,"read:errno=%d\n",ret);
2056 case SSL_ERROR_ZERO_RETURN:
2057 BIO_printf(bio_c_out,"closed\n");
2061 ERR_print_errors(bio_err);
2067 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2068 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
2071 else if ((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
2073 #elif defined (OPENSSL_SYS_NETWARE)
2075 #elif defined(OPENSSL_SYS_BEOS_R5)
2078 else if (FD_ISSET(fileno(stdin),&readfds))
2085 i=raw_read_stdin(cbuf,BUFSIZZ/2);
2087 /* both loops are skipped when i <= 0 */
2088 for (j = 0; j < i; j++)
2089 if (cbuf[j] == '\n')
2091 for (j = i-1; j >= 0; j--)
2093 cbuf[j+lf_num] = cbuf[j];
2094 if (cbuf[j] == '\n')
2098 cbuf[j+lf_num] = '\r';
2101 assert(lf_num == 0);
2104 i=raw_read_stdin(cbuf,BUFSIZZ);
2106 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q')))
2108 BIO_printf(bio_err,"DONE\n");
2113 if ((!c_ign_eof) && (cbuf[0] == 'R'))
2115 BIO_printf(bio_err,"RENEGOTIATING\n");
2116 SSL_renegotiate(con);
2119 #ifndef OPENSSL_NO_HEARTBEATS
2120 else if ((!c_ign_eof) && (cbuf[0] == 'B'))
2122 BIO_printf(bio_err,"HEARTBEATING\n");
2131 #ifdef CHARSET_EBCDIC
2132 ebcdic2ascii(cbuf, cbuf, i);
2144 print_stuff(bio_c_out,con,full_log);
2146 SHUTDOWN(SSL_get_fd(con));
2151 print_stuff(bio_c_out,con,1);
2154 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2155 if (next_proto.data)
2156 OPENSSL_free(next_proto.data);
2158 if (ctx != NULL) SSL_CTX_free(ctx);
2162 sk_X509_CRL_pop_free(crls, X509_CRL_free);
2166 sk_X509_pop_free(chain, X509_free);
2170 X509_VERIFY_PARAM_free(vpm);
2171 ssl_excert_free(exc);
2173 sk_OPENSSL_STRING_free(ssl_args);
2175 SSL_CONF_CTX_free(cctx);
2176 #ifndef OPENSSL_NO_JPAKE
2177 if (jpake_secret && psk_key)
2178 OPENSSL_free(psk_key);
2180 if (cbuf != NULL) { OPENSSL_cleanse(cbuf,BUFSIZZ); OPENSSL_free(cbuf); }
2181 if (sbuf != NULL) { OPENSSL_cleanse(sbuf,BUFSIZZ); OPENSSL_free(sbuf); }
2182 if (mbuf != NULL) { OPENSSL_cleanse(mbuf,BUFSIZZ); OPENSSL_free(mbuf); }
2183 if (bio_c_out != NULL)
2185 BIO_free(bio_c_out);
2188 if (bio_c_msg != NULL)
2190 BIO_free(bio_c_msg);
2198 static void print_stuff(BIO *bio, SSL *s, int full)
2202 static const char *space=" ";
2205 STACK_OF(X509_NAME) *sk2;
2206 const SSL_CIPHER *c;
2209 #ifndef OPENSSL_NO_COMP
2210 const COMP_METHOD *comp, *expansion;
2212 unsigned char *exportedkeymat;
2216 int got_a_chain = 0;
2218 sk=SSL_get_peer_cert_chain(s);
2221 got_a_chain = 1; /* we don't have it for SSL2 (yet) */
2223 BIO_printf(bio,"---\nCertificate chain\n");
2224 for (i=0; i<sk_X509_num(sk); i++)
2226 X509_NAME_oneline(X509_get_subject_name(
2227 sk_X509_value(sk,i)),buf,sizeof buf);
2228 BIO_printf(bio,"%2d s:%s\n",i,buf);
2229 X509_NAME_oneline(X509_get_issuer_name(
2230 sk_X509_value(sk,i)),buf,sizeof buf);
2231 BIO_printf(bio," i:%s\n",buf);
2233 PEM_write_bio_X509(bio,sk_X509_value(sk,i));
2237 BIO_printf(bio,"---\n");
2238 peer=SSL_get_peer_certificate(s);
2241 BIO_printf(bio,"Server certificate\n");
2242 if (!(c_showcerts && got_a_chain)) /* Redundant if we showed the whole chain */
2243 PEM_write_bio_X509(bio,peer);
2244 X509_NAME_oneline(X509_get_subject_name(peer),
2246 BIO_printf(bio,"subject=%s\n",buf);
2247 X509_NAME_oneline(X509_get_issuer_name(peer),
2249 BIO_printf(bio,"issuer=%s\n",buf);
2252 BIO_printf(bio,"no peer certificate available\n");
2254 sk2=SSL_get_client_CA_list(s);
2255 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0))
2257 BIO_printf(bio,"---\nAcceptable client certificate CA names\n");
2258 for (i=0; i<sk_X509_NAME_num(sk2); i++)
2260 xn=sk_X509_NAME_value(sk2,i);
2261 X509_NAME_oneline(xn,buf,sizeof(buf));
2262 BIO_write(bio,buf,strlen(buf));
2263 BIO_write(bio,"\n",1);
2268 BIO_printf(bio,"---\nNo client certificate CA names sent\n");
2270 p=SSL_get_shared_ciphers(s,buf,sizeof buf);
2273 /* This works only for SSL 2. In later protocol
2274 * versions, the client does not know what other
2275 * ciphers (in addition to the one to be used
2276 * in the current connection) the server supports. */
2278 BIO_printf(bio,"---\nCiphers common between both SSL endpoints:\n");
2284 BIO_write(bio,space,15-j%25);
2287 BIO_write(bio,((i%3)?" ":"\n"),1);
2296 BIO_write(bio,"\n",1);
2299 ssl_print_sigalgs(bio, s);
2300 ssl_print_tmp_key(bio, s);
2302 BIO_printf(bio,"---\nSSL handshake has read %ld bytes and written %ld bytes\n",
2303 BIO_number_read(SSL_get_rbio(s)),
2304 BIO_number_written(SSL_get_wbio(s)));
2306 BIO_printf(bio,(SSL_cache_hit(s)?"---\nReused, ":"---\nNew, "));
2307 c=SSL_get_current_cipher(s);
2308 BIO_printf(bio,"%s, Cipher is %s\n",
2309 SSL_CIPHER_get_version(c),
2310 SSL_CIPHER_get_name(c));
2313 pktmp = X509_get_pubkey(peer);
2314 BIO_printf(bio,"Server public key is %d bit\n",
2315 EVP_PKEY_bits(pktmp));
2316 EVP_PKEY_free(pktmp);
2318 BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
2319 SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
2320 #ifndef OPENSSL_NO_COMP
2321 comp=SSL_get_current_compression(s);
2322 expansion=SSL_get_current_expansion(s);
2323 BIO_printf(bio,"Compression: %s\n",
2324 comp ? SSL_COMP_get_name(comp) : "NONE");
2325 BIO_printf(bio,"Expansion: %s\n",
2326 expansion ? SSL_COMP_get_name(expansion) : "NONE");
2331 /* Print out local port of connection: useful for debugging */
2333 struct sockaddr_in ladd;
2334 socklen_t ladd_size = sizeof(ladd);
2335 sock = SSL_get_fd(s);
2336 getsockname(sock, (struct sockaddr *)&ladd, &ladd_size);
2337 BIO_printf(bio_c_out, "LOCAL PORT is %u\n", ntohs(ladd.sin_port));
2341 #if !defined(OPENSSL_NO_TLSEXT)
2342 # if !defined(OPENSSL_NO_NEXTPROTONEG)
2343 if (next_proto.status != -1) {
2344 const unsigned char *proto;
2345 unsigned int proto_len;
2346 SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
2347 BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
2348 BIO_write(bio, proto, proto_len);
2349 BIO_write(bio, "\n", 1);
2353 const unsigned char *proto;
2354 unsigned int proto_len;
2355 SSL_get0_alpn_selected(s, &proto, &proto_len);
2358 BIO_printf(bio, "ALPN protocol: ");
2359 BIO_write(bio, proto, proto_len);
2360 BIO_write(bio, "\n", 1);
2363 BIO_printf(bio, "No ALPN negotiated\n");
2368 SRTP_PROTECTION_PROFILE *srtp_profile=SSL_get_selected_srtp_profile(s);
2371 BIO_printf(bio,"SRTP Extension negotiated, profile=%s\n",
2372 srtp_profile->name);
2375 SSL_SESSION_print(bio,SSL_get_session(s));
2376 if (keymatexportlabel != NULL)
2378 BIO_printf(bio, "Keying material exporter:\n");
2379 BIO_printf(bio, " Label: '%s'\n", keymatexportlabel);
2380 BIO_printf(bio, " Length: %i bytes\n", keymatexportlen);
2381 exportedkeymat = OPENSSL_malloc(keymatexportlen);
2382 if (exportedkeymat != NULL)
2384 if (!SSL_export_keying_material(s, exportedkeymat,
2387 strlen(keymatexportlabel),
2390 BIO_printf(bio, " Error\n");
2394 BIO_printf(bio, " Keying material: ");
2395 for (i=0; i<keymatexportlen; i++)
2396 BIO_printf(bio, "%02X",
2398 BIO_printf(bio, "\n");
2400 OPENSSL_free(exportedkeymat);
2403 BIO_printf(bio,"---\n");
2406 /* flush, or debugging output gets mixed with http response */
2407 (void)BIO_flush(bio);
2410 #ifndef OPENSSL_NO_TLSEXT
2412 static int ocsp_resp_cb(SSL *s, void *arg)
2414 const unsigned char *p;
2417 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
2418 BIO_puts(arg, "OCSP response: ");
2421 BIO_puts(arg, "no response sent\n");
2424 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
2427 BIO_puts(arg, "response parse error\n");
2428 BIO_dump_indent(arg, (char *)p, len, 4);
2431 BIO_puts(arg, "\n======================================\n");
2432 OCSP_RESPONSE_print(arg, rsp, 0);
2433 BIO_puts(arg, "======================================\n");
2434 OCSP_RESPONSE_free(rsp);