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");
311 BIO_printf(bio_err," -msg - Show protocol messages\n");
312 BIO_printf(bio_err," -nbio_test - more ssl protocol testing\n");
313 BIO_printf(bio_err," -state - print the 'ssl' states\n");
315 BIO_printf(bio_err," -nbio - Run with non-blocking IO\n");
317 BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n");
318 BIO_printf(bio_err," -quiet - no s_client output\n");
319 BIO_printf(bio_err," -ign_eof - ignore input eof (default when -quiet)\n");
320 BIO_printf(bio_err," -no_ign_eof - don't ignore input eof\n");
321 #ifndef OPENSSL_NO_PSK
322 BIO_printf(bio_err," -psk_identity arg - PSK identity\n");
323 BIO_printf(bio_err," -psk arg - PSK in hex (without 0x)\n");
324 # ifndef OPENSSL_NO_JPAKE
325 BIO_printf(bio_err," -jpake arg - JPAKE secret to use\n");
328 #ifndef OPENSSL_NO_SRP
329 BIO_printf(bio_err," -srpuser user - SRP authentification for 'user'\n");
330 BIO_printf(bio_err," -srppass arg - password for 'user'\n");
331 BIO_printf(bio_err," -srp_lateuser - SRP username into second ClientHello message\n");
332 BIO_printf(bio_err," -srp_moregroups - Tolerate other than the known g N values.\n");
333 BIO_printf(bio_err," -srp_strength int - minimal mength in bits for N (default %d).\n",SRP_MINIMAL_N);
335 BIO_printf(bio_err," -ssl2 - just use SSLv2\n");
336 BIO_printf(bio_err," -ssl3 - just use SSLv3\n");
337 BIO_printf(bio_err," -tls1_2 - just use TLSv1.2\n");
338 BIO_printf(bio_err," -tls1_1 - just use TLSv1.1\n");
339 BIO_printf(bio_err," -tls1 - just use TLSv1\n");
340 BIO_printf(bio_err," -dtls1 - just use DTLSv1\n");
341 BIO_printf(bio_err," -mtu - set the link layer MTU\n");
342 BIO_printf(bio_err," -no_tls1_2/-no_tls1_1/-no_tls1/-no_ssl3/-no_ssl2 - turn off that protocol\n");
343 BIO_printf(bio_err," -bugs - Switch on all SSL implementation bug workarounds\n");
344 BIO_printf(bio_err," -serverpref - Use server's cipher preferences (only SSLv2)\n");
345 BIO_printf(bio_err," -cipher - preferred cipher to use, use the 'openssl ciphers'\n");
346 BIO_printf(bio_err," command to see what is available\n");
347 BIO_printf(bio_err," -starttls prot - use the STARTTLS command before starting TLS\n");
348 BIO_printf(bio_err," for those protocols that support it, where\n");
349 BIO_printf(bio_err," 'prot' defines which one to assume. Currently,\n");
350 BIO_printf(bio_err," only \"smtp\", \"pop3\", \"imap\", \"ftp\" and \"xmpp\"\n");
351 BIO_printf(bio_err," are supported.\n");
352 BIO_printf(bio_err," -xmpphost host - When used with \"-starttls xmpp\" specifies the virtual host.\n");
353 #ifndef OPENSSL_NO_ENGINE
354 BIO_printf(bio_err," -engine id - Initialise and use the specified engine\n");
356 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
357 BIO_printf(bio_err," -sess_out arg - file to write SSL session to\n");
358 BIO_printf(bio_err," -sess_in arg - file to read SSL session from\n");
359 #ifndef OPENSSL_NO_TLSEXT
360 BIO_printf(bio_err," -servername host - Set TLS extension servername in ClientHello\n");
361 BIO_printf(bio_err," -tlsextdebug - hex dump of all TLS extensions received\n");
362 BIO_printf(bio_err," -status - request certificate status from server\n");
363 BIO_printf(bio_err," -no_ticket - disable use of RFC4507bis session tickets\n");
364 BIO_printf(bio_err," -serverinfo types - send empty ClientHello extensions (comma-separated numbers)\n");
365 # ifndef OPENSSL_NO_NEXTPROTONEG
366 BIO_printf(bio_err," -nextprotoneg arg - enable NPN extension, considering named protocols supported (comma-separated list)\n");
368 BIO_printf(bio_err," -alpn arg - enable ALPN extension, considering named protocols supported (comma-separated list)\n");
370 BIO_printf(bio_err," -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n");
371 BIO_printf(bio_err," -use_srtp profiles - Offer SRTP key management with a colon-separated profile list\n");
372 BIO_printf(bio_err," -keymatexport label - Export keying material using label\n");
373 BIO_printf(bio_err," -keymatexportlen len - Export len bytes of keying material (default 20)\n");
376 #ifndef OPENSSL_NO_TLSEXT
378 /* This is a context that we pass to callbacks */
379 typedef struct tlsextctx_st {
385 static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg)
387 tlsextctx * p = (tlsextctx *) arg;
388 const char * hn= SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
389 if (SSL_get_servername_type(s) != -1)
390 p->ack = !SSL_session_reused(s) && hn != NULL;
392 BIO_printf(bio_err,"Can't use SSL_get_servername\n");
394 return SSL_TLSEXT_ERR_OK;
397 #ifndef OPENSSL_NO_SRP
399 /* This is a context that we pass to all callbacks */
400 typedef struct srp_arg_st
404 int msg; /* copy from c_msg */
405 int debug; /* copy from c_debug */
406 int amp; /* allow more groups */
407 int strength /* minimal size for N */ ;
410 #define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
412 static int srp_Verify_N_and_g(const BIGNUM *N, const BIGNUM *g)
414 BN_CTX *bn_ctx = BN_CTX_new();
415 BIGNUM *p = BN_new();
416 BIGNUM *r = BN_new();
418 g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) &&
419 BN_is_prime_ex(N, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
420 p != NULL && BN_rshift1(p, N) &&
423 BN_is_prime_ex(p, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
426 /* verify g^((N-1)/2) == -1 (mod N) */
427 BN_mod_exp(r, g, p, N, bn_ctx) &&
440 /* This callback is used here for two purposes:
442 - making some primality tests for unknown groups
443 The callback is only called for a non default group.
445 An application does not need the call back at all if
446 only the stanard groups are used. In real life situations,
447 client and server already share well known groups,
448 thus there is no need to verify them.
449 Furthermore, in case that a server actually proposes a group that
450 is not one of those defined in RFC 5054, it is more appropriate
451 to add the group to a static list and then compare since
452 primality tests are rather cpu consuming.
455 static int MS_CALLBACK ssl_srp_verify_param_cb(SSL *s, void *arg)
457 SRP_ARG *srp_arg = (SRP_ARG *)arg;
458 BIGNUM *N = NULL, *g = NULL;
459 if (!(N = SSL_get_srp_N(s)) || !(g = SSL_get_srp_g(s)))
461 if (srp_arg->debug || srp_arg->msg || srp_arg->amp == 1)
463 BIO_printf(bio_err, "SRP parameters:\n");
464 BIO_printf(bio_err,"\tN="); BN_print(bio_err,N);
465 BIO_printf(bio_err,"\n\tg="); BN_print(bio_err,g);
466 BIO_printf(bio_err,"\n");
469 if (SRP_check_known_gN_param(g,N))
472 if (srp_arg->amp == 1)
475 BIO_printf(bio_err, "SRP param N and g are not known params, going to check deeper.\n");
477 /* The srp_moregroups is a real debugging feature.
478 Implementors should rather add the value to the known ones.
479 The minimal size has already been tested.
481 if (BN_num_bits(g) <= BN_BITS && srp_Verify_N_and_g(N,g))
484 BIO_printf(bio_err, "SRP param N and g rejected.\n");
488 #define PWD_STRLEN 1024
490 static char * MS_CALLBACK ssl_give_srp_client_pwd_cb(SSL *s, void *arg)
492 SRP_ARG *srp_arg = (SRP_ARG *)arg;
493 char *pass = (char *)OPENSSL_malloc(PWD_STRLEN+1);
497 cb_tmp.password = (char *)srp_arg->srppassin;
498 cb_tmp.prompt_info = "SRP user";
499 if ((l = password_callback(pass, PWD_STRLEN, 0, &cb_tmp))<0)
501 BIO_printf (bio_err, "Can't read Password\n");
511 char *srtp_profiles = NULL;
513 # ifndef OPENSSL_NO_NEXTPROTONEG
514 /* This the context that we pass to next_proto_cb */
515 typedef struct tlsextnextprotoctx_st {
519 } tlsextnextprotoctx;
521 static tlsextnextprotoctx next_proto;
523 static int next_proto_cb(SSL *s, unsigned char **out, unsigned char *outlen, const unsigned char *in, unsigned int inlen, void *arg)
525 tlsextnextprotoctx *ctx = arg;
529 /* We can assume that |in| is syntactically valid. */
531 BIO_printf(bio_c_out, "Protocols advertised by server: ");
532 for (i = 0; i < inlen; )
535 BIO_write(bio_c_out, ", ", 2);
536 BIO_write(bio_c_out, &in[i + 1], in[i]);
539 BIO_write(bio_c_out, "\n", 1);
542 ctx->status = SSL_select_next_proto(out, outlen, in, inlen, ctx->data, ctx->len);
543 return SSL_TLSEXT_ERR_OK;
545 # endif /* ndef OPENSSL_NO_NEXTPROTONEG */
547 static int serverinfo_cli_cb(SSL* s, unsigned short ext_type,
548 const unsigned char* in, unsigned short inlen,
552 unsigned char ext_buf[4 + 65536];
554 /* Reconstruct the type/len fields prior to extension data */
555 ext_buf[0] = ext_type >> 8;
556 ext_buf[1] = ext_type & 0xFF;
557 ext_buf[2] = inlen >> 8;
558 ext_buf[3] = inlen & 0xFF;
559 memcpy(ext_buf+4, in, inlen);
561 BIO_snprintf(pem_name, sizeof(pem_name), "SERVERINFO FOR EXTENSION %d",
563 PEM_write_bio(bio_c_out, pem_name, "", ext_buf, 4 + inlen);
579 int MAIN(int, char **);
581 int MAIN(int argc, char **argv)
585 #ifndef OPENSSL_NO_KRB5
588 int s,k,width,state=0;
589 char *cbuf=NULL,*sbuf=NULL,*mbuf=NULL;
590 int cbuf_len,cbuf_off;
591 int sbuf_len,sbuf_off;
592 fd_set readfds,writefds;
595 char *host=SSL_HOST_NAME;
596 const char *unix_path = NULL;
597 char *xmpphost = NULL;
598 char *cert_file=NULL,*key_file=NULL,*chain_file=NULL;
599 int cert_format = FORMAT_PEM, key_format = FORMAT_PEM;
600 char *passarg = NULL, *pass = NULL;
602 EVP_PKEY *key = NULL;
603 STACK_OF(X509) *chain = NULL;
604 char *CApath=NULL,*CAfile=NULL;
605 char *chCApath=NULL,*chCAfile=NULL;
606 char *vfyCApath=NULL,*vfyCAfile=NULL;
607 int reconnect=0,badop=0,verify=SSL_VERIFY_NONE;
609 int write_tty,read_tty,write_ssl,read_ssl,tty_on,ssl_pending;
611 int ret=1,in_init=1,i,nbio_test=0;
612 int starttls_proto = PROTO_OFF;
614 X509_VERIFY_PARAM *vpm = NULL;
616 const SSL_METHOD *meth=NULL;
617 int socket_type=SOCK_STREAM;
621 struct timeval timeout, *timeoutp;
622 #ifndef OPENSSL_NO_ENGINE
623 char *engine_id=NULL;
624 char *ssl_client_engine_id=NULL;
625 ENGINE *ssl_client_engine=NULL;
628 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
630 #if defined(OPENSSL_SYS_BEOS_R5)
634 #ifndef OPENSSL_NO_TLSEXT
635 char *servername = NULL;
636 tlsextctx tlsextcbp =
638 # ifndef OPENSSL_NO_NEXTPROTONEG
639 const char *next_proto_neg_in = NULL;
641 const char *alpn_in = NULL;
642 # define MAX_SI_TYPES 100
643 unsigned short serverinfo_types[MAX_SI_TYPES];
644 int serverinfo_types_count = 0;
646 char *sess_in = NULL;
647 char *sess_out = NULL;
648 struct sockaddr peer;
649 int peerlen = sizeof(peer);
650 int enable_timeouts = 0 ;
652 #ifndef OPENSSL_NO_JPAKE
653 static char *jpake_secret = NULL;
654 #define no_jpake !jpake_secret
658 #ifndef OPENSSL_NO_SRP
659 char * srppass = NULL;
660 int srp_lateuser = 0;
661 SRP_ARG srp_arg = {NULL,NULL,0,0,0,1024};
663 SSL_EXCERT *exc = NULL;
665 SSL_CONF_CTX *cctx = NULL;
666 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
668 char *crl_file = NULL;
669 int crl_format = FORMAT_PEM;
670 int crl_download = 0;
671 STACK_OF(X509_CRL) *crls = NULL;
674 meth=SSLv23_client_method();
685 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
687 if (!load_config(bio_err, NULL))
689 cctx = SSL_CONF_CTX_new();
692 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CLIENT);
693 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CMDLINE);
695 if ( ((cbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
696 ((sbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
697 ((mbuf=OPENSSL_malloc(BUFSIZZ)) == NULL))
699 BIO_printf(bio_err,"out of memory\n");
704 verify_error=X509_V_OK;
713 if (strcmp(*argv,"-host") == 0)
715 if (--argc < 1) goto bad;
718 else if (strcmp(*argv,"-port") == 0)
720 if (--argc < 1) goto bad;
721 port=atoi(*(++argv));
722 if (port == 0) goto bad;
724 else if (strcmp(*argv,"-connect") == 0)
726 if (--argc < 1) goto bad;
727 if (!extract_host_port(*(++argv),&host,NULL,&port))
730 else if (strcmp(*argv,"-unix") == 0)
732 if (--argc < 1) goto bad;
733 unix_path = *(++argv);
735 else if (strcmp(*argv,"-xmpphost") == 0)
737 if (--argc < 1) goto bad;
740 else if (strcmp(*argv,"-verify") == 0)
742 verify=SSL_VERIFY_PEER;
743 if (--argc < 1) goto bad;
744 verify_depth=atoi(*(++argv));
746 BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
748 else if (strcmp(*argv,"-cert") == 0)
750 if (--argc < 1) goto bad;
751 cert_file= *(++argv);
753 else if (strcmp(*argv,"-CRL") == 0)
755 if (--argc < 1) goto bad;
758 else if (strcmp(*argv,"-crl_download") == 0)
760 else if (strcmp(*argv,"-sess_out") == 0)
762 if (--argc < 1) goto bad;
763 sess_out = *(++argv);
765 else if (strcmp(*argv,"-sess_in") == 0)
767 if (--argc < 1) goto bad;
770 else if (strcmp(*argv,"-certform") == 0)
772 if (--argc < 1) goto bad;
773 cert_format = str2fmt(*(++argv));
775 else if (strcmp(*argv,"-CRLform") == 0)
777 if (--argc < 1) goto bad;
778 crl_format = str2fmt(*(++argv));
780 else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm))
786 else if (strcmp(*argv,"-verify_return_error") == 0)
787 verify_return_error = 1;
788 else if (strcmp(*argv,"-verify_quiet") == 0)
790 else if (strcmp(*argv,"-brief") == 0)
796 else if (args_excert(&argv, &argc, &badarg, bio_err, &exc))
802 else if (args_ssl(&argv, &argc, cctx, &badarg, bio_err, &ssl_args))
808 else if (strcmp(*argv,"-prexit") == 0)
810 else if (strcmp(*argv,"-crlf") == 0)
812 else if (strcmp(*argv,"-quiet") == 0)
817 else if (strcmp(*argv,"-ign_eof") == 0)
819 else if (strcmp(*argv,"-no_ign_eof") == 0)
821 else if (strcmp(*argv,"-pause") == 0)
823 else if (strcmp(*argv,"-debug") == 0)
825 #ifndef OPENSSL_NO_TLSEXT
826 else if (strcmp(*argv,"-tlsextdebug") == 0)
828 else if (strcmp(*argv,"-status") == 0)
831 else if (strcmp(*argv,"-msg") == 0)
833 else if (strcmp(*argv,"-msgfile") == 0)
835 if (--argc < 1) goto bad;
836 bio_c_msg = BIO_new_file(*(++argv), "w");
838 #ifndef OPENSSL_NO_SSL_TRACE
839 else if (strcmp(*argv,"-trace") == 0)
842 else if (strcmp(*argv,"-security_debug") == 0)
844 else if (strcmp(*argv,"-security_debug_verbose") == 0)
846 else if (strcmp(*argv,"-showcerts") == 0)
848 else if (strcmp(*argv,"-nbio_test") == 0)
850 else if (strcmp(*argv,"-state") == 0)
852 #ifndef OPENSSL_NO_PSK
853 else if (strcmp(*argv,"-psk_identity") == 0)
855 if (--argc < 1) goto bad;
856 psk_identity=*(++argv);
858 else if (strcmp(*argv,"-psk") == 0)
862 if (--argc < 1) goto bad;
864 for (j = 0; j < strlen(psk_key); j++)
866 if (isxdigit((unsigned char)psk_key[j]))
868 BIO_printf(bio_err,"Not a hex number '%s'\n",*argv);
873 #ifndef OPENSSL_NO_SRP
874 else if (strcmp(*argv,"-srpuser") == 0)
876 if (--argc < 1) goto bad;
877 srp_arg.srplogin= *(++argv);
878 meth=TLSv1_client_method();
880 else if (strcmp(*argv,"-srppass") == 0)
882 if (--argc < 1) goto bad;
884 meth=TLSv1_client_method();
886 else if (strcmp(*argv,"-srp_strength") == 0)
888 if (--argc < 1) goto bad;
889 srp_arg.strength=atoi(*(++argv));
890 BIO_printf(bio_err,"SRP minimal length for N is %d\n",srp_arg.strength);
891 meth=TLSv1_client_method();
893 else if (strcmp(*argv,"-srp_lateuser") == 0)
896 meth=TLSv1_client_method();
898 else if (strcmp(*argv,"-srp_moregroups") == 0)
901 meth=TLSv1_client_method();
904 #ifndef OPENSSL_NO_SSL2
905 else if (strcmp(*argv,"-ssl2") == 0)
906 meth=SSLv2_client_method();
908 #ifndef OPENSSL_NO_SSL3
909 else if (strcmp(*argv,"-ssl3") == 0)
910 meth=SSLv3_client_method();
912 #ifndef OPENSSL_NO_TLS1
913 else if (strcmp(*argv,"-tls1_2") == 0)
914 meth=TLSv1_2_client_method();
915 else if (strcmp(*argv,"-tls1_1") == 0)
916 meth=TLSv1_1_client_method();
917 else if (strcmp(*argv,"-tls1") == 0)
918 meth=TLSv1_client_method();
920 #ifndef OPENSSL_NO_DTLS1
921 else if (strcmp(*argv,"-dtls") == 0)
923 meth=DTLS_client_method();
924 socket_type=SOCK_DGRAM;
926 else if (strcmp(*argv,"-dtls1") == 0)
928 meth=DTLSv1_client_method();
929 socket_type=SOCK_DGRAM;
931 else if (strcmp(*argv,"-dtls1_2") == 0)
933 meth=DTLSv1_2_client_method();
934 socket_type=SOCK_DGRAM;
936 else if (strcmp(*argv,"-timeout") == 0)
938 else if (strcmp(*argv,"-mtu") == 0)
940 if (--argc < 1) goto bad;
941 socket_mtu = atol(*(++argv));
944 else if (strcmp(*argv,"-keyform") == 0)
946 if (--argc < 1) goto bad;
947 key_format = str2fmt(*(++argv));
949 else if (strcmp(*argv,"-pass") == 0)
951 if (--argc < 1) goto bad;
954 else if (strcmp(*argv,"-cert_chain") == 0)
956 if (--argc < 1) goto bad;
957 chain_file= *(++argv);
959 else if (strcmp(*argv,"-key") == 0)
961 if (--argc < 1) goto bad;
964 else if (strcmp(*argv,"-reconnect") == 0)
968 else if (strcmp(*argv,"-CApath") == 0)
970 if (--argc < 1) goto bad;
973 else if (strcmp(*argv,"-chainCApath") == 0)
975 if (--argc < 1) goto bad;
978 else if (strcmp(*argv,"-verifyCApath") == 0)
980 if (--argc < 1) goto bad;
981 vfyCApath= *(++argv);
983 else if (strcmp(*argv,"-build_chain") == 0)
985 else if (strcmp(*argv,"-CAfile") == 0)
987 if (--argc < 1) goto bad;
990 else if (strcmp(*argv,"-chainCAfile") == 0)
992 if (--argc < 1) goto bad;
995 else if (strcmp(*argv,"-verifyCAfile") == 0)
997 if (--argc < 1) goto bad;
998 vfyCAfile= *(++argv);
1000 #ifndef OPENSSL_NO_TLSEXT
1001 # ifndef OPENSSL_NO_NEXTPROTONEG
1002 else if (strcmp(*argv,"-nextprotoneg") == 0)
1004 if (--argc < 1) goto bad;
1005 next_proto_neg_in = *(++argv);
1008 else if (strcmp(*argv,"-alpn") == 0)
1010 if (--argc < 1) goto bad;
1011 alpn_in = *(++argv);
1013 else if (strcmp(*argv,"-serverinfo") == 0)
1019 if (--argc < 1) goto bad;
1021 serverinfo_types_count = 0;
1023 for (i = 0; i <= len; ++i)
1025 if (i == len || c[i] == ',')
1027 serverinfo_types[serverinfo_types_count]
1029 serverinfo_types_count++;
1032 if (serverinfo_types_count == MAX_SI_TYPES)
1038 else if (strcmp(*argv,"-nbio") == 0)
1041 else if (strcmp(*argv,"-starttls") == 0)
1043 if (--argc < 1) goto bad;
1045 if (strcmp(*argv,"smtp") == 0)
1046 starttls_proto = PROTO_SMTP;
1047 else if (strcmp(*argv,"pop3") == 0)
1048 starttls_proto = PROTO_POP3;
1049 else if (strcmp(*argv,"imap") == 0)
1050 starttls_proto = PROTO_IMAP;
1051 else if (strcmp(*argv,"ftp") == 0)
1052 starttls_proto = PROTO_FTP;
1053 else if (strcmp(*argv, "xmpp") == 0)
1054 starttls_proto = PROTO_XMPP;
1058 #ifndef OPENSSL_NO_ENGINE
1059 else if (strcmp(*argv,"-engine") == 0)
1061 if (--argc < 1) goto bad;
1062 engine_id = *(++argv);
1064 else if (strcmp(*argv,"-ssl_client_engine") == 0)
1066 if (--argc < 1) goto bad;
1067 ssl_client_engine_id = *(++argv);
1070 else if (strcmp(*argv,"-rand") == 0)
1072 if (--argc < 1) goto bad;
1075 #ifndef OPENSSL_NO_TLSEXT
1076 else if (strcmp(*argv,"-servername") == 0)
1078 if (--argc < 1) goto bad;
1079 servername= *(++argv);
1080 /* meth=TLSv1_client_method(); */
1083 #ifndef OPENSSL_NO_JPAKE
1084 else if (strcmp(*argv,"-jpake") == 0)
1086 if (--argc < 1) goto bad;
1087 jpake_secret = *++argv;
1090 else if (strcmp(*argv,"-use_srtp") == 0)
1092 if (--argc < 1) goto bad;
1093 srtp_profiles = *(++argv);
1095 else if (strcmp(*argv,"-keymatexport") == 0)
1097 if (--argc < 1) goto bad;
1098 keymatexportlabel= *(++argv);
1100 else if (strcmp(*argv,"-keymatexportlen") == 0)
1102 if (--argc < 1) goto bad;
1103 keymatexportlen=atoi(*(++argv));
1104 if (keymatexportlen == 0) goto bad;
1108 BIO_printf(bio_err,"unknown option %s\n",*argv);
1122 if (unix_path && (socket_type != SOCK_STREAM))
1124 BIO_printf(bio_err, "Can't use unix sockets and datagrams together\n");
1127 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1133 "Can't use JPAKE and PSK together\n");
1136 psk_identity = "JPAKE";
1140 OpenSSL_add_ssl_algorithms();
1141 SSL_load_error_strings();
1143 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1144 next_proto.status = -1;
1145 if (next_proto_neg_in)
1147 next_proto.data = next_protos_parse(&next_proto.len, next_proto_neg_in);
1148 if (next_proto.data == NULL)
1150 BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n");
1155 next_proto.data = NULL;
1158 #ifndef OPENSSL_NO_ENGINE
1159 e = setup_engine(bio_err, engine_id, 1);
1160 if (ssl_client_engine_id)
1162 ssl_client_engine = ENGINE_by_id(ssl_client_engine_id);
1163 if (!ssl_client_engine)
1166 "Error getting client auth engine\n");
1172 if (!app_passwd(bio_err, passarg, NULL, &pass, NULL))
1174 BIO_printf(bio_err, "Error getting password\n");
1178 if (key_file == NULL)
1179 key_file = cert_file;
1186 key = load_key(bio_err, key_file, key_format, 0, pass, e,
1187 "client certificate private key file");
1190 ERR_print_errors(bio_err);
1199 cert = load_cert(bio_err,cert_file,cert_format,
1200 NULL, e, "client certificate file");
1204 ERR_print_errors(bio_err);
1211 chain = load_certs(bio_err, chain_file,FORMAT_PEM,
1212 NULL, e, "client certificate chain");
1220 crl = load_crl(crl_file, crl_format);
1223 BIO_puts(bio_err, "Error loading CRL\n");
1224 ERR_print_errors(bio_err);
1227 crls = sk_X509_CRL_new_null();
1228 if (!crls || !sk_X509_CRL_push(crls, crl))
1230 BIO_puts(bio_err, "Error adding CRL\n");
1231 ERR_print_errors(bio_err);
1237 if (!load_excert(&exc, bio_err))
1240 if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
1243 BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
1246 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
1247 app_RAND_load_files(inrand));
1249 if (bio_c_out == NULL)
1251 if (c_quiet && !c_debug)
1253 bio_c_out=BIO_new(BIO_s_null());
1254 if (c_msg && !bio_c_msg)
1255 bio_c_msg=BIO_new_fp(stdout,BIO_NOCLOSE);
1259 if (bio_c_out == NULL)
1260 bio_c_out=BIO_new_fp(stdout,BIO_NOCLOSE);
1264 #ifndef OPENSSL_NO_SRP
1265 if(!app_passwd(bio_err, srppass, NULL, &srp_arg.srppassin, NULL))
1267 BIO_printf(bio_err, "Error getting password\n");
1272 ctx=SSL_CTX_new(meth);
1275 ERR_print_errors(bio_err);
1280 ssl_ctx_security_debug(ctx, bio_err, sdebug);
1283 SSL_CTX_set1_param(ctx, vpm);
1285 if (!args_ssl_call(ctx, bio_err, cctx, ssl_args, 1, no_jpake))
1287 ERR_print_errors(bio_err);
1291 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1292 crls, crl_download))
1294 BIO_printf(bio_err, "Error loading store locations\n");
1295 ERR_print_errors(bio_err);
1299 #ifndef OPENSSL_NO_ENGINE
1300 if (ssl_client_engine)
1302 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine))
1304 BIO_puts(bio_err, "Error setting client auth engine\n");
1305 ERR_print_errors(bio_err);
1306 ENGINE_free(ssl_client_engine);
1309 ENGINE_free(ssl_client_engine);
1313 #ifndef OPENSSL_NO_PSK
1314 #ifdef OPENSSL_NO_JPAKE
1315 if (psk_key != NULL)
1317 if (psk_key != NULL || jpake_secret)
1321 BIO_printf(bio_c_out, "PSK key given or JPAKE in use, setting client callback\n");
1322 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
1324 if (srtp_profiles != NULL)
1325 SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles);
1327 if (exc) ssl_ctx_set_excert(ctx, exc);
1328 /* DTLS: partial reads end up discarding unread UDP bytes :-(
1329 * Setting read ahead solves this problem.
1331 if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
1333 #if !defined(OPENSSL_NO_TLSEXT)
1334 # if !defined(OPENSSL_NO_NEXTPROTONEG)
1335 if (next_proto.data)
1336 SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
1340 unsigned short alpn_len;
1341 unsigned char *alpn = next_protos_parse(&alpn_len, alpn_in);
1345 BIO_printf(bio_err, "Error parsing -alpn argument\n");
1348 SSL_CTX_set_alpn_protos(ctx, alpn, alpn_len);
1352 #ifndef OPENSSL_NO_TLSEXT
1353 if (serverinfo_types_count)
1355 for (i = 0; i < serverinfo_types_count; i++)
1357 SSL_CTX_set_custom_cli_ext(ctx,
1358 serverinfo_types[i],
1366 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
1369 SSL_CTX_set_cipher_list(ctx,getenv("SSL_CIPHER"));
1372 SSL_CTX_set_verify(ctx,verify,verify_callback);
1374 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
1375 (!SSL_CTX_set_default_verify_paths(ctx)))
1377 /* BIO_printf(bio_err,"error setting default verify locations\n"); */
1378 ERR_print_errors(bio_err);
1382 ssl_ctx_add_crls(ctx, crls, crl_download);
1384 if (!set_cert_key_stuff(ctx,cert,key,chain,build_chain))
1387 #ifndef OPENSSL_NO_TLSEXT
1388 if (servername != NULL)
1390 tlsextcbp.biodebug = bio_err;
1391 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1392 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1394 #ifndef OPENSSL_NO_SRP
1395 if (srp_arg.srplogin)
1397 if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin))
1399 BIO_printf(bio_err,"Unable to set SRP username\n");
1402 srp_arg.msg = c_msg;
1403 srp_arg.debug = c_debug ;
1404 SSL_CTX_set_srp_cb_arg(ctx,&srp_arg);
1405 SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
1406 SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
1407 if (c_msg || c_debug || srp_arg.amp == 0)
1408 SSL_CTX_set_srp_verify_param_callback(ctx, ssl_srp_verify_param_cb);
1418 BIO *stmp = BIO_new_file(sess_in, "r");
1421 BIO_printf(bio_err, "Can't open session file %s\n",
1423 ERR_print_errors(bio_err);
1426 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1430 BIO_printf(bio_err, "Can't open session file %s\n",
1432 ERR_print_errors(bio_err);
1435 SSL_set_session(con, sess);
1436 SSL_SESSION_free(sess);
1438 #ifndef OPENSSL_NO_TLSEXT
1439 if (servername != NULL)
1441 if (!SSL_set_tlsext_host_name(con,servername))
1443 BIO_printf(bio_err,"Unable to set TLS servername extension.\n");
1444 ERR_print_errors(bio_err);
1449 #ifndef OPENSSL_NO_KRB5
1450 if (con && (kctx = kssl_ctx_new()) != NULL)
1452 SSL_set0_kssl_ctx(con, kctx);
1453 kssl_ctx_setstring(kctx, KSSL_SERVER, host);
1455 #endif /* OPENSSL_NO_KRB5 */
1456 /* SSL_set_cipher_list(con,"RC4-MD5"); */
1458 #ifdef TLSEXT_TYPE_opaque_prf_input
1459 SSL_set_tlsext_opaque_prf_input(con, "Test client", 11);
1465 if (init_client(&s,host,port,socket_type) == 0)
1467 if ((!unix_path && (init_client(&s,host,port,socket_type) == 0)) ||
1468 (unix_path && (init_client_unix(&s,unix_path) == 0)))
1471 BIO_printf(bio_err,"connect:errno=%d\n",get_last_socket_error());
1475 BIO_printf(bio_c_out,"CONNECTED(%08X)\n",s);
1481 BIO_printf(bio_c_out,"turning on non blocking io\n");
1482 if (BIO_socket_ioctl(s,FIONBIO,&l) < 0)
1484 ERR_print_errors(bio_err);
1489 if (c_Pause & 0x01) SSL_set_debug(con, 1);
1491 if (socket_type == SOCK_DGRAM)
1494 sbio=BIO_new_dgram(s,BIO_NOCLOSE);
1495 if (getsockname(s, &peer, (void *)&peerlen) < 0)
1497 BIO_printf(bio_err, "getsockname:errno=%d\n",
1498 get_last_socket_error());
1503 (void)BIO_ctrl_set_connected(sbio, 1, &peer);
1505 if (enable_timeouts)
1508 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1509 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1512 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1513 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1516 if (socket_mtu > 28)
1518 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1519 SSL_set_mtu(con, socket_mtu - 28);
1522 /* want to do MTU discovery */
1523 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1526 sbio=BIO_new_socket(s,BIO_NOCLOSE);
1532 test=BIO_new(BIO_f_nbio_test());
1533 sbio=BIO_push(test,sbio);
1538 SSL_set_debug(con, 1);
1539 BIO_set_callback(sbio,bio_dump_callback);
1540 BIO_set_callback_arg(sbio,(char *)bio_c_out);
1544 #ifndef OPENSSL_NO_SSL_TRACE
1546 SSL_set_msg_callback(con, SSL_trace);
1549 SSL_set_msg_callback(con, msg_cb);
1550 SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out);
1552 #ifndef OPENSSL_NO_TLSEXT
1555 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1556 SSL_set_tlsext_debug_arg(con, bio_c_out);
1560 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1561 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
1562 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
1565 STACK_OF(OCSP_RESPID) *ids = sk_OCSP_RESPID_new_null();
1566 OCSP_RESPID *id = OCSP_RESPID_new();
1567 id->value.byKey = ASN1_OCTET_STRING_new();
1568 id->type = V_OCSP_RESPID_KEY;
1569 ASN1_STRING_set(id->value.byKey, "Hello World", -1);
1570 sk_OCSP_RESPID_push(ids, id);
1571 SSL_set_tlsext_status_ids(con, ids);
1576 #ifndef OPENSSL_NO_JPAKE
1578 jpake_client_auth(bio_c_out, sbio, jpake_secret);
1581 SSL_set_bio(con,sbio,sbio);
1582 SSL_set_connect_state(con);
1584 /* ok, lets connect */
1585 width=SSL_get_fd(con)+1;
1598 /* This is an ugly hack that does a lot of assumptions */
1599 /* We do have to handle multi-line responses which may come
1600 in a single packet or not. We therefore have to use
1601 BIO_gets() which does need a buffering BIO. So during
1602 the initial chitchat we do push a buffering BIO into the
1603 chain that is removed again later on to not disturb the
1604 rest of the s_client operation. */
1605 if (starttls_proto == PROTO_SMTP)
1608 BIO *fbio = BIO_new(BIO_f_buffer());
1609 BIO_push(fbio, sbio);
1610 /* wait for multi-line response to end from SMTP */
1613 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1615 while (mbuf_len>3 && mbuf[3]=='-');
1616 /* STARTTLS command requires EHLO... */
1617 BIO_printf(fbio,"EHLO openssl.client.net\r\n");
1618 (void)BIO_flush(fbio);
1619 /* wait for multi-line response to end EHLO SMTP response */
1622 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1623 if (strstr(mbuf,"STARTTLS"))
1626 while (mbuf_len>3 && mbuf[3]=='-');
1627 (void)BIO_flush(fbio);
1632 "didn't found starttls in server response,"
1633 " try anyway...\n");
1634 BIO_printf(sbio,"STARTTLS\r\n");
1635 BIO_read(sbio,sbuf,BUFSIZZ);
1637 else if (starttls_proto == PROTO_POP3)
1639 BIO_read(sbio,mbuf,BUFSIZZ);
1640 BIO_printf(sbio,"STLS\r\n");
1641 BIO_read(sbio,sbuf,BUFSIZZ);
1643 else if (starttls_proto == PROTO_IMAP)
1646 BIO *fbio = BIO_new(BIO_f_buffer());
1647 BIO_push(fbio, sbio);
1648 BIO_gets(fbio,mbuf,BUFSIZZ);
1649 /* STARTTLS command requires CAPABILITY... */
1650 BIO_printf(fbio,". CAPABILITY\r\n");
1651 (void)BIO_flush(fbio);
1652 /* wait for multi-line CAPABILITY response */
1655 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1656 if (strstr(mbuf,"STARTTLS"))
1659 while (mbuf_len>3 && mbuf[0]!='.');
1660 (void)BIO_flush(fbio);
1665 "didn't found STARTTLS in server response,"
1666 " try anyway...\n");
1667 BIO_printf(sbio,". STARTTLS\r\n");
1668 BIO_read(sbio,sbuf,BUFSIZZ);
1670 else if (starttls_proto == PROTO_FTP)
1672 BIO *fbio = BIO_new(BIO_f_buffer());
1673 BIO_push(fbio, sbio);
1674 /* wait for multi-line response to end from FTP */
1677 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1679 while (mbuf_len>3 && mbuf[3]=='-');
1680 (void)BIO_flush(fbio);
1683 BIO_printf(sbio,"AUTH TLS\r\n");
1684 BIO_read(sbio,sbuf,BUFSIZZ);
1686 if (starttls_proto == PROTO_XMPP)
1689 BIO_printf(sbio,"<stream:stream "
1690 "xmlns:stream='http://etherx.jabber.org/streams' "
1691 "xmlns='jabber:client' to='%s' version='1.0'>", xmpphost ?
1693 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1695 while (!strstr(mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'") &&
1696 !strstr(mbuf, "<starttls xmlns=\"urn:ietf:params:xml:ns:xmpp-tls\""))
1698 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1705 BIO_printf(sbio, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1706 seen = BIO_read(sbio,sbuf,BUFSIZZ);
1708 if (!strstr(sbuf, "<proceed"))
1718 if ((SSL_version(con) == DTLS1_VERSION) &&
1719 DTLSv1_get_timeout(con, &timeout))
1720 timeoutp = &timeout;
1724 if (SSL_in_init(con) && !SSL_total_renegotiations(con))
1735 #if 0 /* This test doesn't really work as intended (needs to be fixed) */
1736 #ifndef OPENSSL_NO_TLSEXT
1737 if (servername != NULL && !SSL_session_reused(con))
1739 BIO_printf(bio_c_out,"Server did %sacknowledge servername extension.\n",tlsextcbp.ack?"":"not ");
1745 BIO *stmp = BIO_new_file(sess_out, "w");
1748 PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
1752 BIO_printf(bio_err, "Error writing session file %s\n", sess_out);
1757 "CONNECTION ESTABLISHED\n");
1758 print_ssl_summary(bio_err, con);
1761 print_stuff(bio_c_out,con,full_log);
1762 if (full_log > 0) full_log--;
1766 BIO_printf(bio_err,"%s",mbuf);
1767 /* We don't need to know any more */
1768 starttls_proto = PROTO_OFF;
1774 BIO_printf(bio_c_out,"drop connection and then reconnect\n");
1776 SSL_set_connect_state(con);
1777 SHUTDOWN(SSL_get_fd(con));
1783 ssl_pending = read_ssl && SSL_pending(con);
1787 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined (OPENSSL_SYS_BEOS_R5)
1790 if (read_tty) openssl_fdset(fileno(stdin),&readfds);
1791 if (write_tty) openssl_fdset(fileno(stdout),&writefds);
1794 openssl_fdset(SSL_get_fd(con),&readfds);
1796 openssl_fdset(SSL_get_fd(con),&writefds);
1798 if(!tty_on || !write_tty) {
1800 openssl_fdset(SSL_get_fd(con),&readfds);
1802 openssl_fdset(SSL_get_fd(con),&writefds);
1805 /* printf("mode tty(%d %d%d) ssl(%d%d)\n",
1806 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
1808 /* Note: under VMS with SOCKETSHR the second parameter
1809 * is currently of type (int *) whereas under other
1810 * systems it is (void *) if you don't have a cast it
1811 * will choke the compiler: if you do have a cast then
1812 * you can either go for (int *) or (void *).
1814 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1815 /* Under Windows/DOS we make the assumption that we can
1816 * always write to the tty: therefore if we need to
1817 * write to the tty we just fall through. Otherwise
1818 * we timeout the select every second and see if there
1819 * are any keypresses. Note: this is a hack, in a proper
1820 * Windows application we wouldn't do this.
1827 i=select(width,(void *)&readfds,(void *)&writefds,
1829 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1830 if(!i && (!_kbhit() || !read_tty) ) continue;
1832 if(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue;
1834 } else i=select(width,(void *)&readfds,(void *)&writefds,
1837 #elif defined(OPENSSL_SYS_NETWARE)
1842 i=select(width,(void *)&readfds,(void *)&writefds,
1844 } else i=select(width,(void *)&readfds,(void *)&writefds,
1847 #elif defined(OPENSSL_SYS_BEOS_R5)
1848 /* Under BeOS-R5 the situation is similar to DOS */
1851 (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK);
1856 i=select(width,(void *)&readfds,(void *)&writefds,
1858 if (read(fileno(stdin), sbuf, 0) >= 0)
1860 if (!i && (stdin_set != 1 || !read_tty))
1862 } else i=select(width,(void *)&readfds,(void *)&writefds,
1865 (void)fcntl(fileno(stdin), F_SETFL, 0);
1867 i=select(width,(void *)&readfds,(void *)&writefds,
1872 BIO_printf(bio_err,"bad select %d\n",
1873 get_last_socket_error());
1879 if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0)
1881 BIO_printf(bio_err,"TIMEOUT occurred\n");
1884 if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds))
1886 k=SSL_write(con,&(cbuf[cbuf_off]),
1887 (unsigned int)cbuf_len);
1888 switch (SSL_get_error(con,k))
1890 case SSL_ERROR_NONE:
1893 if (k <= 0) goto end;
1894 /* we have done a write(con,NULL,0); */
1900 else /* if (cbuf_len > 0) */
1906 case SSL_ERROR_WANT_WRITE:
1907 BIO_printf(bio_c_out,"write W BLOCK\n");
1911 case SSL_ERROR_WANT_READ:
1912 BIO_printf(bio_c_out,"write R BLOCK\n");
1917 case SSL_ERROR_WANT_X509_LOOKUP:
1918 BIO_printf(bio_c_out,"write X BLOCK\n");
1920 case SSL_ERROR_ZERO_RETURN:
1923 BIO_printf(bio_c_out,"shutdown\n");
1934 case SSL_ERROR_SYSCALL:
1935 if ((k != 0) || (cbuf_len != 0))
1937 BIO_printf(bio_err,"write:errno=%d\n",
1938 get_last_socket_error());
1948 ERR_print_errors(bio_err);
1952 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
1953 /* Assume Windows/DOS/BeOS can always write */
1954 else if (!ssl_pending && write_tty)
1956 else if (!ssl_pending && FD_ISSET(fileno(stdout),&writefds))
1959 #ifdef CHARSET_EBCDIC
1960 ascii2ebcdic(&(sbuf[sbuf_off]),&(sbuf[sbuf_off]),sbuf_len);
1962 i=raw_write_stdout(&(sbuf[sbuf_off]),sbuf_len);
1966 BIO_printf(bio_c_out,"DONE\n");
1980 else if (ssl_pending || FD_ISSET(SSL_get_fd(con),&readfds))
1983 { static int iiii; if (++iiii == 52) { SSL_renegotiate(con); iiii=0; } }
1986 k=SSL_read(con,sbuf,1024 /* BUFSIZZ */ );
1988 /* Demo for pending and peek :-) */
1989 k=SSL_read(con,sbuf,16);
1991 printf("read=%d pending=%d peek=%d\n",k,SSL_pending(con),SSL_peek(con,zbuf,10240));
1995 switch (SSL_get_error(con,k))
1997 case SSL_ERROR_NONE:
2006 case SSL_ERROR_WANT_WRITE:
2007 BIO_printf(bio_c_out,"read W BLOCK\n");
2011 case SSL_ERROR_WANT_READ:
2012 BIO_printf(bio_c_out,"read R BLOCK\n");
2015 if ((read_tty == 0) && (write_ssl == 0))
2018 case SSL_ERROR_WANT_X509_LOOKUP:
2019 BIO_printf(bio_c_out,"read X BLOCK\n");
2021 case SSL_ERROR_SYSCALL:
2022 ret=get_last_socket_error();
2024 BIO_puts(bio_err, "CONNECTION CLOSED BY SERVER\n");
2026 BIO_printf(bio_err,"read:errno=%d\n",ret);
2028 case SSL_ERROR_ZERO_RETURN:
2029 BIO_printf(bio_c_out,"closed\n");
2033 ERR_print_errors(bio_err);
2039 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2040 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
2043 else if ((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
2045 #elif defined (OPENSSL_SYS_NETWARE)
2047 #elif defined(OPENSSL_SYS_BEOS_R5)
2050 else if (FD_ISSET(fileno(stdin),&readfds))
2057 i=raw_read_stdin(cbuf,BUFSIZZ/2);
2059 /* both loops are skipped when i <= 0 */
2060 for (j = 0; j < i; j++)
2061 if (cbuf[j] == '\n')
2063 for (j = i-1; j >= 0; j--)
2065 cbuf[j+lf_num] = cbuf[j];
2066 if (cbuf[j] == '\n')
2070 cbuf[j+lf_num] = '\r';
2073 assert(lf_num == 0);
2076 i=raw_read_stdin(cbuf,BUFSIZZ);
2078 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q')))
2080 BIO_printf(bio_err,"DONE\n");
2085 if ((!c_ign_eof) && (cbuf[0] == 'R'))
2087 BIO_printf(bio_err,"RENEGOTIATING\n");
2088 SSL_renegotiate(con);
2091 #ifndef OPENSSL_NO_HEARTBEATS
2092 else if ((!c_ign_eof) && (cbuf[0] == 'B'))
2094 BIO_printf(bio_err,"HEARTBEATING\n");
2103 #ifdef CHARSET_EBCDIC
2104 ebcdic2ascii(cbuf, cbuf, i);
2116 print_stuff(bio_c_out,con,full_log);
2118 SHUTDOWN(SSL_get_fd(con));
2123 print_stuff(bio_c_out,con,1);
2126 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2127 if (next_proto.data)
2128 OPENSSL_free(next_proto.data);
2130 if (ctx != NULL) SSL_CTX_free(ctx);
2134 sk_X509_CRL_pop_free(crls, X509_CRL_free);
2138 sk_X509_pop_free(chain, X509_free);
2142 X509_VERIFY_PARAM_free(vpm);
2143 ssl_excert_free(exc);
2145 sk_OPENSSL_STRING_free(ssl_args);
2147 SSL_CONF_CTX_free(cctx);
2148 #ifndef OPENSSL_NO_JPAKE
2149 if (jpake_secret && psk_key)
2150 OPENSSL_free(psk_key);
2152 if (cbuf != NULL) { OPENSSL_cleanse(cbuf,BUFSIZZ); OPENSSL_free(cbuf); }
2153 if (sbuf != NULL) { OPENSSL_cleanse(sbuf,BUFSIZZ); OPENSSL_free(sbuf); }
2154 if (mbuf != NULL) { OPENSSL_cleanse(mbuf,BUFSIZZ); OPENSSL_free(mbuf); }
2155 if (bio_c_out != NULL)
2157 BIO_free(bio_c_out);
2160 if (bio_c_msg != NULL)
2162 BIO_free(bio_c_msg);
2170 static void print_stuff(BIO *bio, SSL *s, int full)
2174 static const char *space=" ";
2177 STACK_OF(X509_NAME) *sk2;
2178 const SSL_CIPHER *c;
2181 #ifndef OPENSSL_NO_COMP
2182 const COMP_METHOD *comp, *expansion;
2184 unsigned char *exportedkeymat;
2188 int got_a_chain = 0;
2190 sk=SSL_get_peer_cert_chain(s);
2193 got_a_chain = 1; /* we don't have it for SSL2 (yet) */
2195 BIO_printf(bio,"---\nCertificate chain\n");
2196 for (i=0; i<sk_X509_num(sk); i++)
2198 X509_NAME_oneline(X509_get_subject_name(
2199 sk_X509_value(sk,i)),buf,sizeof buf);
2200 BIO_printf(bio,"%2d s:%s\n",i,buf);
2201 X509_NAME_oneline(X509_get_issuer_name(
2202 sk_X509_value(sk,i)),buf,sizeof buf);
2203 BIO_printf(bio," i:%s\n",buf);
2205 PEM_write_bio_X509(bio,sk_X509_value(sk,i));
2209 BIO_printf(bio,"---\n");
2210 peer=SSL_get_peer_certificate(s);
2213 BIO_printf(bio,"Server certificate\n");
2214 if (!(c_showcerts && got_a_chain)) /* Redundant if we showed the whole chain */
2215 PEM_write_bio_X509(bio,peer);
2216 X509_NAME_oneline(X509_get_subject_name(peer),
2218 BIO_printf(bio,"subject=%s\n",buf);
2219 X509_NAME_oneline(X509_get_issuer_name(peer),
2221 BIO_printf(bio,"issuer=%s\n",buf);
2224 BIO_printf(bio,"no peer certificate available\n");
2226 sk2=SSL_get_client_CA_list(s);
2227 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0))
2229 BIO_printf(bio,"---\nAcceptable client certificate CA names\n");
2230 for (i=0; i<sk_X509_NAME_num(sk2); i++)
2232 xn=sk_X509_NAME_value(sk2,i);
2233 X509_NAME_oneline(xn,buf,sizeof(buf));
2234 BIO_write(bio,buf,strlen(buf));
2235 BIO_write(bio,"\n",1);
2240 BIO_printf(bio,"---\nNo client certificate CA names sent\n");
2242 p=SSL_get_shared_ciphers(s,buf,sizeof buf);
2245 /* This works only for SSL 2. In later protocol
2246 * versions, the client does not know what other
2247 * ciphers (in addition to the one to be used
2248 * in the current connection) the server supports. */
2250 BIO_printf(bio,"---\nCiphers common between both SSL endpoints:\n");
2256 BIO_write(bio,space,15-j%25);
2259 BIO_write(bio,((i%3)?" ":"\n"),1);
2268 BIO_write(bio,"\n",1);
2271 ssl_print_sigalgs(bio, s);
2272 ssl_print_tmp_key(bio, s);
2274 BIO_printf(bio,"---\nSSL handshake has read %ld bytes and written %ld bytes\n",
2275 BIO_number_read(SSL_get_rbio(s)),
2276 BIO_number_written(SSL_get_wbio(s)));
2278 BIO_printf(bio,(SSL_cache_hit(s)?"---\nReused, ":"---\nNew, "));
2279 c=SSL_get_current_cipher(s);
2280 BIO_printf(bio,"%s, Cipher is %s\n",
2281 SSL_CIPHER_get_version(c),
2282 SSL_CIPHER_get_name(c));
2285 pktmp = X509_get_pubkey(peer);
2286 BIO_printf(bio,"Server public key is %d bit\n",
2287 EVP_PKEY_bits(pktmp));
2288 EVP_PKEY_free(pktmp);
2290 BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
2291 SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
2292 #ifndef OPENSSL_NO_COMP
2293 comp=SSL_get_current_compression(s);
2294 expansion=SSL_get_current_expansion(s);
2295 BIO_printf(bio,"Compression: %s\n",
2296 comp ? SSL_COMP_get_name(comp) : "NONE");
2297 BIO_printf(bio,"Expansion: %s\n",
2298 expansion ? SSL_COMP_get_name(expansion) : "NONE");
2303 /* Print out local port of connection: useful for debugging */
2305 struct sockaddr_in ladd;
2306 socklen_t ladd_size = sizeof(ladd);
2307 sock = SSL_get_fd(s);
2308 getsockname(sock, (struct sockaddr *)&ladd, &ladd_size);
2309 BIO_printf(bio_c_out, "LOCAL PORT is %u\n", ntohs(ladd.sin_port));
2313 #if !defined(OPENSSL_NO_TLSEXT)
2314 # if !defined(OPENSSL_NO_NEXTPROTONEG)
2315 if (next_proto.status != -1) {
2316 const unsigned char *proto;
2317 unsigned int proto_len;
2318 SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
2319 BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
2320 BIO_write(bio, proto, proto_len);
2321 BIO_write(bio, "\n", 1);
2325 const unsigned char *proto;
2326 unsigned int proto_len;
2327 SSL_get0_alpn_selected(s, &proto, &proto_len);
2330 BIO_printf(bio, "ALPN protocol: ");
2331 BIO_write(bio, proto, proto_len);
2332 BIO_write(bio, "\n", 1);
2335 BIO_printf(bio, "No ALPN negotiated\n");
2340 SRTP_PROTECTION_PROFILE *srtp_profile=SSL_get_selected_srtp_profile(s);
2343 BIO_printf(bio,"SRTP Extension negotiated, profile=%s\n",
2344 srtp_profile->name);
2347 SSL_SESSION_print(bio,SSL_get_session(s));
2348 if (keymatexportlabel != NULL)
2350 BIO_printf(bio, "Keying material exporter:\n");
2351 BIO_printf(bio, " Label: '%s'\n", keymatexportlabel);
2352 BIO_printf(bio, " Length: %i bytes\n", keymatexportlen);
2353 exportedkeymat = OPENSSL_malloc(keymatexportlen);
2354 if (exportedkeymat != NULL)
2356 if (!SSL_export_keying_material(s, exportedkeymat,
2359 strlen(keymatexportlabel),
2362 BIO_printf(bio, " Error\n");
2366 BIO_printf(bio, " Keying material: ");
2367 for (i=0; i<keymatexportlen; i++)
2368 BIO_printf(bio, "%02X",
2370 BIO_printf(bio, "\n");
2372 OPENSSL_free(exportedkeymat);
2375 BIO_printf(bio,"---\n");
2378 /* flush, or debugging output gets mixed with http response */
2379 (void)BIO_flush(bio);
2382 #ifndef OPENSSL_NO_TLSEXT
2384 static int ocsp_resp_cb(SSL *s, void *arg)
2386 const unsigned char *p;
2389 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
2390 BIO_puts(arg, "OCSP response: ");
2393 BIO_puts(arg, "no response sent\n");
2396 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
2399 BIO_puts(arg, "response parse error\n");
2400 BIO_dump_indent(arg, (char *)p, len, 4);
2403 BIO_puts(arg, "\n======================================\n");
2404 OCSP_RESPONSE_print(arg, rsp, 0);
2405 BIO_puts(arg, "======================================\n");
2406 OCSP_RESPONSE_free(rsp);