Import OpenSSL-1.0.0f.
[dragonfly.git] / crypto / openssl / apps / s_client.c
1 /* apps/s_client.c */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3  * All rights reserved.
4  *
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.
8  * 
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).
15  * 
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.
22  * 
23  * Redistribution and use in source and binary forms, with or without
24  * modification, are permitted provided that the following conditions
25  * are met:
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)"
40  * 
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
51  * SUCH DAMAGE.
52  * 
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.]
57  */
58 /* ====================================================================
59  * Copyright (c) 1998-2006 The OpenSSL Project.  All rights reserved.
60  *
61  * Redistribution and use in source and binary forms, with or without
62  * modification, are permitted provided that the following conditions
63  * are met:
64  *
65  * 1. Redistributions of source code must retain the above copyright
66  *    notice, this list of conditions and the following disclaimer. 
67  *
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
71  *    distribution.
72  *
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/)"
77  *
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.
82  *
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.
86  *
87  * 6. Redistributions of any form whatsoever must retain the following
88  *    acknowledgment:
89  *    "This product includes software developed by the OpenSSL Project
90  *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
91  *
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  * ====================================================================
105  *
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).
109  *
110  */
111 /* ====================================================================
112  * Copyright 2005 Nokia. All rights reserved.
113  *
114  * The portions of the attached software ("Contribution") is developed by
115  * Nokia Corporation and is licensed pursuant to the OpenSSL open source
116  * license.
117  *
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.
121  *
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.
125  *
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.
130  *
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
135  * OTHERWISE.
136  */
137
138 #include <assert.h>
139 #include <ctype.h>
140 #include <stdio.h>
141 #include <stdlib.h>
142 #include <string.h>
143 #include <openssl/e_os2.h>
144 #ifdef OPENSSL_NO_STDIO
145 #define APPS_WIN16
146 #endif
147
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)
153 #define __U_INT
154 typedef unsigned int u_int;
155 #endif
156
157 #define USE_SOCKETS
158 #include "apps.h"
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 #include "s_apps.h"
167 #include "timeouts.h"
168
169 #if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000)
170 /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */
171 #undef FIONBIO
172 #endif
173
174 #if defined(OPENSSL_SYS_BEOS_R5)
175 #include <fcntl.h>
176 #endif
177
178 #undef PROG
179 #define PROG    s_client_main
180
181 /*#define SSL_HOST_NAME "www.netscape.com" */
182 /*#define SSL_HOST_NAME "193.118.187.102" */
183 #define SSL_HOST_NAME   "localhost"
184
185 /*#define TEST_CERT "client.pem" */ /* no default cert. */
186
187 #undef BUFSIZZ
188 #define BUFSIZZ 1024*8
189
190 extern int verify_depth;
191 extern int verify_error;
192 extern int verify_return_error;
193
194 #ifdef FIONBIO
195 static int c_nbio=0;
196 #endif
197 static int c_Pause=0;
198 static int c_debug=0;
199 #ifndef OPENSSL_NO_TLSEXT
200 static int c_tlsextdebug=0;
201 static int c_status_req=0;
202 #endif
203 static int c_msg=0;
204 static int c_showcerts=0;
205
206 static void sc_usage(void);
207 static void print_stuff(BIO *berr,SSL *con,int full);
208 #ifndef OPENSSL_NO_TLSEXT
209 static int ocsp_resp_cb(SSL *s, void *arg);
210 #endif
211 static BIO *bio_c_out=NULL;
212 static int c_quiet=0;
213 static int c_ign_eof=0;
214
215 #ifndef OPENSSL_NO_PSK
216 /* Default PSK identity and key */
217 static char *psk_identity="Client_identity";
218 /*char *psk_key=NULL;  by default PSK is not used */
219
220 static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity,
221         unsigned int max_identity_len, unsigned char *psk,
222         unsigned int max_psk_len)
223         {
224         unsigned int psk_len = 0;
225         int ret;
226         BIGNUM *bn=NULL;
227
228         if (c_debug)
229                 BIO_printf(bio_c_out, "psk_client_cb\n");
230         if (!hint)
231                 {
232                 /* no ServerKeyExchange message*/
233                 if (c_debug)
234                         BIO_printf(bio_c_out,"NULL received PSK identity hint, continuing anyway\n");
235                 }
236         else if (c_debug)
237                 BIO_printf(bio_c_out, "Received PSK identity hint '%s'\n", hint);
238
239         /* lookup PSK identity and PSK key based on the given identity hint here */
240         ret = BIO_snprintf(identity, max_identity_len, "%s", psk_identity);
241         if (ret < 0 || (unsigned int)ret > max_identity_len)
242                 goto out_err;
243         if (c_debug)
244                 BIO_printf(bio_c_out, "created identity '%s' len=%d\n", identity, ret);
245         ret=BN_hex2bn(&bn, psk_key);
246         if (!ret)
247                 {
248                 BIO_printf(bio_err,"Could not convert PSK key '%s' to BIGNUM\n", psk_key);
249                 if (bn)
250                         BN_free(bn);
251                 return 0;
252                 }
253
254         if ((unsigned int)BN_num_bytes(bn) > max_psk_len)
255                 {
256                 BIO_printf(bio_err,"psk buffer of callback is too small (%d) for key (%d)\n",
257                         max_psk_len, BN_num_bytes(bn));
258                 BN_free(bn);
259                 return 0;
260                 }
261
262         psk_len=BN_bn2bin(bn, psk);
263         BN_free(bn);
264         if (psk_len == 0)
265                 goto out_err;
266
267         if (c_debug)
268                 BIO_printf(bio_c_out, "created PSK len=%d\n", psk_len);
269
270         return psk_len;
271  out_err:
272         if (c_debug)
273                 BIO_printf(bio_err, "Error in PSK client callback\n");
274         return 0;
275         }
276 #endif
277
278 static void sc_usage(void)
279         {
280         BIO_printf(bio_err,"usage: s_client args\n");
281         BIO_printf(bio_err,"\n");
282         BIO_printf(bio_err," -host host     - use -connect instead\n");
283         BIO_printf(bio_err," -port port     - use -connect instead\n");
284         BIO_printf(bio_err," -connect host:port - who to connect to (default is %s:%s)\n",SSL_HOST_NAME,PORT_STR);
285
286         BIO_printf(bio_err," -verify arg   - turn on peer certificate verification\n");
287         BIO_printf(bio_err," -cert arg     - certificate file to use, PEM format assumed\n");
288         BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n");
289         BIO_printf(bio_err," -key arg      - Private key file to use, in cert file if\n");
290         BIO_printf(bio_err,"                 not specified but cert file is.\n");
291         BIO_printf(bio_err," -keyform arg  - key format (PEM or DER) PEM default\n");
292         BIO_printf(bio_err," -pass arg     - private key file pass phrase source\n");
293         BIO_printf(bio_err," -CApath arg   - PEM format directory of CA's\n");
294         BIO_printf(bio_err," -CAfile arg   - PEM format file of CA's\n");
295         BIO_printf(bio_err," -reconnect    - Drop and re-make the connection with the same Session-ID\n");
296         BIO_printf(bio_err," -pause        - sleep(1) after each read(2) and write(2) system call\n");
297         BIO_printf(bio_err," -showcerts    - show all certificates in the chain\n");
298         BIO_printf(bio_err," -debug        - extra output\n");
299 #ifdef WATT32
300         BIO_printf(bio_err," -wdebug       - WATT-32 tcp debugging\n");
301 #endif
302         BIO_printf(bio_err," -msg          - Show protocol messages\n");
303         BIO_printf(bio_err," -nbio_test    - more ssl protocol testing\n");
304         BIO_printf(bio_err," -state        - print the 'ssl' states\n");
305 #ifdef FIONBIO
306         BIO_printf(bio_err," -nbio         - Run with non-blocking IO\n");
307 #endif
308         BIO_printf(bio_err," -crlf         - convert LF from terminal into CRLF\n");
309         BIO_printf(bio_err," -quiet        - no s_client output\n");
310         BIO_printf(bio_err," -ign_eof      - ignore input eof (default when -quiet)\n");
311         BIO_printf(bio_err," -no_ign_eof   - don't ignore input eof\n");
312 #ifndef OPENSSL_NO_PSK
313         BIO_printf(bio_err," -psk_identity arg - PSK identity\n");
314         BIO_printf(bio_err," -psk arg      - PSK in hex (without 0x)\n");
315 # ifndef OPENSSL_NO_JPAKE
316         BIO_printf(bio_err," -jpake arg    - JPAKE secret to use\n");
317 # endif
318 #endif
319         BIO_printf(bio_err," -ssl2         - just use SSLv2\n");
320         BIO_printf(bio_err," -ssl3         - just use SSLv3\n");
321         BIO_printf(bio_err," -tls1         - just use TLSv1\n");
322         BIO_printf(bio_err," -dtls1        - just use DTLSv1\n");    
323         BIO_printf(bio_err," -mtu          - set the link layer MTU\n");
324         BIO_printf(bio_err," -no_tls1/-no_ssl3/-no_ssl2 - turn off that protocol\n");
325         BIO_printf(bio_err," -bugs         - Switch on all SSL implementation bug workarounds\n");
326         BIO_printf(bio_err," -serverpref   - Use server's cipher preferences (only SSLv2)\n");
327         BIO_printf(bio_err," -cipher       - preferred cipher to use, use the 'openssl ciphers'\n");
328         BIO_printf(bio_err,"                 command to see what is available\n");
329         BIO_printf(bio_err," -starttls prot - use the STARTTLS command before starting TLS\n");
330         BIO_printf(bio_err,"                 for those protocols that support it, where\n");
331         BIO_printf(bio_err,"                 'prot' defines which one to assume.  Currently,\n");
332         BIO_printf(bio_err,"                 only \"smtp\", \"pop3\", \"imap\", \"ftp\" and \"xmpp\"\n");
333         BIO_printf(bio_err,"                 are supported.\n");
334 #ifndef OPENSSL_NO_ENGINE
335         BIO_printf(bio_err," -engine id    - Initialise and use the specified engine\n");
336 #endif
337         BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
338         BIO_printf(bio_err," -sess_out arg - file to write SSL session to\n");
339         BIO_printf(bio_err," -sess_in arg  - file to read SSL session from\n");
340 #ifndef OPENSSL_NO_TLSEXT
341         BIO_printf(bio_err," -servername host  - Set TLS extension servername in ClientHello\n");
342         BIO_printf(bio_err," -tlsextdebug      - hex dump of all TLS extensions received\n");
343         BIO_printf(bio_err," -status           - request certificate status from server\n");
344         BIO_printf(bio_err," -no_ticket        - disable use of RFC4507bis session tickets\n");
345 #endif
346         BIO_printf(bio_err," -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n");
347         }
348
349 #ifndef OPENSSL_NO_TLSEXT
350
351 /* This is a context that we pass to callbacks */
352 typedef struct tlsextctx_st {
353    BIO * biodebug;
354    int ack;
355 } tlsextctx;
356
357
358 static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg)
359         {
360         tlsextctx * p = (tlsextctx *) arg;
361         const char * hn= SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
362         if (SSL_get_servername_type(s) != -1) 
363                 p->ack = !SSL_session_reused(s) && hn != NULL;
364         else 
365                 BIO_printf(bio_err,"Can't use SSL_get_servername\n");
366         
367         return SSL_TLSEXT_ERR_OK;
368         }
369 #endif
370
371 enum
372 {
373         PROTO_OFF       = 0,
374         PROTO_SMTP,
375         PROTO_POP3,
376         PROTO_IMAP,
377         PROTO_FTP,
378         PROTO_XMPP
379 };
380
381 int MAIN(int, char **);
382
383 int MAIN(int argc, char **argv)
384         {
385         unsigned int off=0, clr=0;
386         SSL *con=NULL;
387         int s,k,width,state=0;
388         char *cbuf=NULL,*sbuf=NULL,*mbuf=NULL;
389         int cbuf_len,cbuf_off;
390         int sbuf_len,sbuf_off;
391         fd_set readfds,writefds;
392         short port=PORT;
393         int full_log=1;
394         char *host=SSL_HOST_NAME;
395         char *cert_file=NULL,*key_file=NULL;
396         int cert_format = FORMAT_PEM, key_format = FORMAT_PEM;
397         char *passarg = NULL, *pass = NULL;
398         X509 *cert = NULL;
399         EVP_PKEY *key = NULL;
400         char *CApath=NULL,*CAfile=NULL,*cipher=NULL;
401         int reconnect=0,badop=0,verify=SSL_VERIFY_NONE,bugs=0;
402         int crlf=0;
403         int write_tty,read_tty,write_ssl,read_ssl,tty_on,ssl_pending;
404         SSL_CTX *ctx=NULL;
405         int ret=1,in_init=1,i,nbio_test=0;
406         int starttls_proto = PROTO_OFF;
407         int prexit = 0;
408         X509_VERIFY_PARAM *vpm = NULL;
409         int badarg = 0;
410         const SSL_METHOD *meth=NULL;
411         int socket_type=SOCK_STREAM;
412         BIO *sbio;
413         char *inrand=NULL;
414         int mbuf_len=0;
415         struct timeval timeout, *timeoutp;
416 #ifndef OPENSSL_NO_ENGINE
417         char *engine_id=NULL;
418         char *ssl_client_engine_id=NULL;
419         ENGINE *ssl_client_engine=NULL;
420 #endif
421         ENGINE *e=NULL;
422 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
423         struct timeval tv;
424 #if defined(OPENSSL_SYS_BEOS_R5)
425         int stdin_set = 0;
426 #endif
427 #endif
428 #ifndef OPENSSL_NO_TLSEXT
429         char *servername = NULL; 
430         tlsextctx tlsextcbp = 
431         {NULL,0};
432 #endif
433         char *sess_in = NULL;
434         char *sess_out = NULL;
435         struct sockaddr peer;
436         int peerlen = sizeof(peer);
437         int enable_timeouts = 0 ;
438         long socket_mtu = 0;
439 #ifndef OPENSSL_NO_JPAKE
440         char *jpake_secret = NULL;
441 #endif
442
443 #if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
444         meth=SSLv23_client_method();
445 #elif !defined(OPENSSL_NO_SSL3)
446         meth=SSLv3_client_method();
447 #elif !defined(OPENSSL_NO_SSL2)
448         meth=SSLv2_client_method();
449 #endif
450
451         apps_startup();
452         c_Pause=0;
453         c_quiet=0;
454         c_ign_eof=0;
455         c_debug=0;
456         c_msg=0;
457         c_showcerts=0;
458
459         if (bio_err == NULL)
460                 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
461
462         if (!load_config(bio_err, NULL))
463                 goto end;
464
465         if (    ((cbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
466                 ((sbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
467                 ((mbuf=OPENSSL_malloc(BUFSIZZ)) == NULL))
468                 {
469                 BIO_printf(bio_err,"out of memory\n");
470                 goto end;
471                 }
472
473         verify_depth=0;
474         verify_error=X509_V_OK;
475 #ifdef FIONBIO
476         c_nbio=0;
477 #endif
478
479         argc--;
480         argv++;
481         while (argc >= 1)
482                 {
483                 if      (strcmp(*argv,"-host") == 0)
484                         {
485                         if (--argc < 1) goto bad;
486                         host= *(++argv);
487                         }
488                 else if (strcmp(*argv,"-port") == 0)
489                         {
490                         if (--argc < 1) goto bad;
491                         port=atoi(*(++argv));
492                         if (port == 0) goto bad;
493                         }
494                 else if (strcmp(*argv,"-connect") == 0)
495                         {
496                         if (--argc < 1) goto bad;
497                         if (!extract_host_port(*(++argv),&host,NULL,&port))
498                                 goto bad;
499                         }
500                 else if (strcmp(*argv,"-verify") == 0)
501                         {
502                         verify=SSL_VERIFY_PEER;
503                         if (--argc < 1) goto bad;
504                         verify_depth=atoi(*(++argv));
505                         BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
506                         }
507                 else if (strcmp(*argv,"-cert") == 0)
508                         {
509                         if (--argc < 1) goto bad;
510                         cert_file= *(++argv);
511                         }
512                 else if (strcmp(*argv,"-sess_out") == 0)
513                         {
514                         if (--argc < 1) goto bad;
515                         sess_out = *(++argv);
516                         }
517                 else if (strcmp(*argv,"-sess_in") == 0)
518                         {
519                         if (--argc < 1) goto bad;
520                         sess_in = *(++argv);
521                         }
522                 else if (strcmp(*argv,"-certform") == 0)
523                         {
524                         if (--argc < 1) goto bad;
525                         cert_format = str2fmt(*(++argv));
526                         }
527                 else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm))
528                         {
529                         if (badarg)
530                                 goto bad;
531                         continue;
532                         }
533                 else if (strcmp(*argv,"-verify_return_error") == 0)
534                         verify_return_error = 1;
535                 else if (strcmp(*argv,"-prexit") == 0)
536                         prexit=1;
537                 else if (strcmp(*argv,"-crlf") == 0)
538                         crlf=1;
539                 else if (strcmp(*argv,"-quiet") == 0)
540                         {
541                         c_quiet=1;
542                         c_ign_eof=1;
543                         }
544                 else if (strcmp(*argv,"-ign_eof") == 0)
545                         c_ign_eof=1;
546                 else if (strcmp(*argv,"-no_ign_eof") == 0)
547                         c_ign_eof=0;
548                 else if (strcmp(*argv,"-pause") == 0)
549                         c_Pause=1;
550                 else if (strcmp(*argv,"-debug") == 0)
551                         c_debug=1;
552 #ifndef OPENSSL_NO_TLSEXT
553                 else if (strcmp(*argv,"-tlsextdebug") == 0)
554                         c_tlsextdebug=1;
555                 else if (strcmp(*argv,"-status") == 0)
556                         c_status_req=1;
557 #endif
558 #ifdef WATT32
559                 else if (strcmp(*argv,"-wdebug") == 0)
560                         dbug_init();
561 #endif
562                 else if (strcmp(*argv,"-msg") == 0)
563                         c_msg=1;
564                 else if (strcmp(*argv,"-showcerts") == 0)
565                         c_showcerts=1;
566                 else if (strcmp(*argv,"-nbio_test") == 0)
567                         nbio_test=1;
568                 else if (strcmp(*argv,"-state") == 0)
569                         state=1;
570 #ifndef OPENSSL_NO_PSK
571                 else if (strcmp(*argv,"-psk_identity") == 0)
572                         {
573                         if (--argc < 1) goto bad;
574                         psk_identity=*(++argv);
575                         }
576                 else if (strcmp(*argv,"-psk") == 0)
577                         {
578                         size_t j;
579
580                         if (--argc < 1) goto bad;
581                         psk_key=*(++argv);
582                         for (j = 0; j < strlen(psk_key); j++)
583                                 {
584                                 if (isxdigit((int)psk_key[j]))
585                                         continue;
586                                 BIO_printf(bio_err,"Not a hex number '%s'\n",*argv);
587                                 goto bad;
588                                 }
589                         }
590 #endif
591 #ifndef OPENSSL_NO_SSL2
592                 else if (strcmp(*argv,"-ssl2") == 0)
593                         meth=SSLv2_client_method();
594 #endif
595 #ifndef OPENSSL_NO_SSL3
596                 else if (strcmp(*argv,"-ssl3") == 0)
597                         meth=SSLv3_client_method();
598 #endif
599 #ifndef OPENSSL_NO_TLS1
600                 else if (strcmp(*argv,"-tls1") == 0)
601                         meth=TLSv1_client_method();
602 #endif
603 #ifndef OPENSSL_NO_DTLS1
604                 else if (strcmp(*argv,"-dtls1") == 0)
605                         {
606                         meth=DTLSv1_client_method();
607                         socket_type=SOCK_DGRAM;
608                         }
609                 else if (strcmp(*argv,"-timeout") == 0)
610                         enable_timeouts=1;
611                 else if (strcmp(*argv,"-mtu") == 0)
612                         {
613                         if (--argc < 1) goto bad;
614                         socket_mtu = atol(*(++argv));
615                         }
616 #endif
617                 else if (strcmp(*argv,"-bugs") == 0)
618                         bugs=1;
619                 else if (strcmp(*argv,"-keyform") == 0)
620                         {
621                         if (--argc < 1) goto bad;
622                         key_format = str2fmt(*(++argv));
623                         }
624                 else if (strcmp(*argv,"-pass") == 0)
625                         {
626                         if (--argc < 1) goto bad;
627                         passarg = *(++argv);
628                         }
629                 else if (strcmp(*argv,"-key") == 0)
630                         {
631                         if (--argc < 1) goto bad;
632                         key_file= *(++argv);
633                         }
634                 else if (strcmp(*argv,"-reconnect") == 0)
635                         {
636                         reconnect=5;
637                         }
638                 else if (strcmp(*argv,"-CApath") == 0)
639                         {
640                         if (--argc < 1) goto bad;
641                         CApath= *(++argv);
642                         }
643                 else if (strcmp(*argv,"-CAfile") == 0)
644                         {
645                         if (--argc < 1) goto bad;
646                         CAfile= *(++argv);
647                         }
648                 else if (strcmp(*argv,"-no_tls1") == 0)
649                         off|=SSL_OP_NO_TLSv1;
650                 else if (strcmp(*argv,"-no_ssl3") == 0)
651                         off|=SSL_OP_NO_SSLv3;
652                 else if (strcmp(*argv,"-no_ssl2") == 0)
653                         off|=SSL_OP_NO_SSLv2;
654                 else if (strcmp(*argv,"-no_comp") == 0)
655                         { off|=SSL_OP_NO_COMPRESSION; }
656 #ifndef OPENSSL_NO_TLSEXT
657                 else if (strcmp(*argv,"-no_ticket") == 0)
658                         { off|=SSL_OP_NO_TICKET; }
659 #endif
660                 else if (strcmp(*argv,"-serverpref") == 0)
661                         off|=SSL_OP_CIPHER_SERVER_PREFERENCE;
662                 else if (strcmp(*argv,"-legacy_renegotiation") == 0)
663                         off|=SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION;
664                 else if (strcmp(*argv,"-legacy_server_connect") == 0)
665                         { off|=SSL_OP_LEGACY_SERVER_CONNECT; }
666                 else if (strcmp(*argv,"-no_legacy_server_connect") == 0)
667                         { clr|=SSL_OP_LEGACY_SERVER_CONNECT; }
668                 else if (strcmp(*argv,"-cipher") == 0)
669                         {
670                         if (--argc < 1) goto bad;
671                         cipher= *(++argv);
672                         }
673 #ifdef FIONBIO
674                 else if (strcmp(*argv,"-nbio") == 0)
675                         { c_nbio=1; }
676 #endif
677                 else if (strcmp(*argv,"-starttls") == 0)
678                         {
679                         if (--argc < 1) goto bad;
680                         ++argv;
681                         if (strcmp(*argv,"smtp") == 0)
682                                 starttls_proto = PROTO_SMTP;
683                         else if (strcmp(*argv,"pop3") == 0)
684                                 starttls_proto = PROTO_POP3;
685                         else if (strcmp(*argv,"imap") == 0)
686                                 starttls_proto = PROTO_IMAP;
687                         else if (strcmp(*argv,"ftp") == 0)
688                                 starttls_proto = PROTO_FTP;
689                         else if (strcmp(*argv, "xmpp") == 0)
690                                 starttls_proto = PROTO_XMPP;
691                         else
692                                 goto bad;
693                         }
694 #ifndef OPENSSL_NO_ENGINE
695                 else if (strcmp(*argv,"-engine") == 0)
696                         {
697                         if (--argc < 1) goto bad;
698                         engine_id = *(++argv);
699                         }
700                 else if (strcmp(*argv,"-ssl_client_engine") == 0)
701                         {
702                         if (--argc < 1) goto bad;
703                         ssl_client_engine_id = *(++argv);
704                         }
705 #endif
706                 else if (strcmp(*argv,"-rand") == 0)
707                         {
708                         if (--argc < 1) goto bad;
709                         inrand= *(++argv);
710                         }
711 #ifndef OPENSSL_NO_TLSEXT
712                 else if (strcmp(*argv,"-servername") == 0)
713                         {
714                         if (--argc < 1) goto bad;
715                         servername= *(++argv);
716                         /* meth=TLSv1_client_method(); */
717                         }
718 #endif
719 #ifndef OPENSSL_NO_JPAKE
720                 else if (strcmp(*argv,"-jpake") == 0)
721                         {
722                         if (--argc < 1) goto bad;
723                         jpake_secret = *++argv;
724                         }
725 #endif
726                 else
727                         {
728                         BIO_printf(bio_err,"unknown option %s\n",*argv);
729                         badop=1;
730                         break;
731                         }
732                 argc--;
733                 argv++;
734                 }
735         if (badop)
736                 {
737 bad:
738                 sc_usage();
739                 goto end;
740                 }
741
742 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
743         if (jpake_secret)
744                 {
745                 if (psk_key)
746                         {
747                         BIO_printf(bio_err,
748                                    "Can't use JPAKE and PSK together\n");
749                         goto end;
750                         }
751                 psk_identity = "JPAKE";
752                 }
753
754         if (cipher)
755                 {
756                 BIO_printf(bio_err, "JPAKE sets cipher to PSK\n");
757                 goto end;
758                 }
759         cipher = "PSK";
760 #endif
761
762         OpenSSL_add_ssl_algorithms();
763         SSL_load_error_strings();
764
765 #ifndef OPENSSL_NO_ENGINE
766         e = setup_engine(bio_err, engine_id, 1);
767         if (ssl_client_engine_id)
768                 {
769                 ssl_client_engine = ENGINE_by_id(ssl_client_engine_id);
770                 if (!ssl_client_engine)
771                         {
772                         BIO_printf(bio_err,
773                                         "Error getting client auth engine\n");
774                         goto end;
775                         }
776                 }
777
778 #endif
779         if (!app_passwd(bio_err, passarg, NULL, &pass, NULL))
780                 {
781                 BIO_printf(bio_err, "Error getting password\n");
782                 goto end;
783                 }
784
785         if (key_file == NULL)
786                 key_file = cert_file;
787
788
789         if (key_file)
790
791                 {
792
793                 key = load_key(bio_err, key_file, key_format, 0, pass, e,
794                                "client certificate private key file");
795                 if (!key)
796                         {
797                         ERR_print_errors(bio_err);
798                         goto end;
799                         }
800
801                 }
802
803         if (cert_file)
804
805                 {
806                 cert = load_cert(bio_err,cert_file,cert_format,
807                                 NULL, e, "client certificate file");
808
809                 if (!cert)
810                         {
811                         ERR_print_errors(bio_err);
812                         goto end;
813                         }
814                 }
815
816         if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
817                 && !RAND_status())
818                 {
819                 BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
820                 }
821         if (inrand != NULL)
822                 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
823                         app_RAND_load_files(inrand));
824
825         if (bio_c_out == NULL)
826                 {
827                 if (c_quiet && !c_debug && !c_msg)
828                         {
829                         bio_c_out=BIO_new(BIO_s_null());
830                         }
831                 else
832                         {
833                         if (bio_c_out == NULL)
834                                 bio_c_out=BIO_new_fp(stdout,BIO_NOCLOSE);
835                         }
836                 }
837
838         ctx=SSL_CTX_new(meth);
839         if (ctx == NULL)
840                 {
841                 ERR_print_errors(bio_err);
842                 goto end;
843                 }
844
845         if (vpm)
846                 SSL_CTX_set1_param(ctx, vpm);
847
848 #ifndef OPENSSL_NO_ENGINE
849         if (ssl_client_engine)
850                 {
851                 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine))
852                         {
853                         BIO_puts(bio_err, "Error setting client auth engine\n");
854                         ERR_print_errors(bio_err);
855                         ENGINE_free(ssl_client_engine);
856                         goto end;
857                         }
858                 ENGINE_free(ssl_client_engine);
859                 }
860 #endif
861
862 #ifndef OPENSSL_NO_PSK
863 #ifdef OPENSSL_NO_JPAKE
864         if (psk_key != NULL)
865 #else
866         if (psk_key != NULL || jpake_secret)
867 #endif
868                 {
869                 if (c_debug)
870                         BIO_printf(bio_c_out, "PSK key given or JPAKE in use, setting client callback\n");
871                 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
872                 }
873 #endif
874         if (bugs)
875                 SSL_CTX_set_options(ctx,SSL_OP_ALL|off);
876         else
877                 SSL_CTX_set_options(ctx,off);
878
879         if (clr)
880                 SSL_CTX_clear_options(ctx, clr);
881         /* DTLS: partial reads end up discarding unread UDP bytes :-( 
882          * Setting read ahead solves this problem.
883          */
884         if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
885
886         if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
887         if (cipher != NULL)
888                 if(!SSL_CTX_set_cipher_list(ctx,cipher)) {
889                 BIO_printf(bio_err,"error setting cipher list\n");
890                 ERR_print_errors(bio_err);
891                 goto end;
892         }
893 #if 0
894         else
895                 SSL_CTX_set_cipher_list(ctx,getenv("SSL_CIPHER"));
896 #endif
897
898         SSL_CTX_set_verify(ctx,verify,verify_callback);
899         if (!set_cert_key_stuff(ctx,cert,key))
900                 goto end;
901
902         if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
903                 (!SSL_CTX_set_default_verify_paths(ctx)))
904                 {
905                 /* BIO_printf(bio_err,"error setting default verify locations\n"); */
906                 ERR_print_errors(bio_err);
907                 /* goto end; */
908                 }
909
910 #ifndef OPENSSL_NO_TLSEXT
911         if (servername != NULL)
912                 {
913                 tlsextcbp.biodebug = bio_err;
914                 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
915                 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
916                 }
917 #endif
918
919         con=SSL_new(ctx);
920         if (sess_in)
921                 {
922                 SSL_SESSION *sess;
923                 BIO *stmp = BIO_new_file(sess_in, "r");
924                 if (!stmp)
925                         {
926                         BIO_printf(bio_err, "Can't open session file %s\n",
927                                                 sess_in);
928                         ERR_print_errors(bio_err);
929                         goto end;
930                         }
931                 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
932                 BIO_free(stmp);
933                 if (!sess)
934                         {
935                         BIO_printf(bio_err, "Can't open session file %s\n",
936                                                 sess_in);
937                         ERR_print_errors(bio_err);
938                         goto end;
939                         }
940                 SSL_set_session(con, sess);
941                 SSL_SESSION_free(sess);
942                 }
943 #ifndef OPENSSL_NO_TLSEXT
944         if (servername != NULL)
945                 {
946                 if (!SSL_set_tlsext_host_name(con,servername))
947                         {
948                         BIO_printf(bio_err,"Unable to set TLS servername extension.\n");
949                         ERR_print_errors(bio_err);
950                         goto end;
951                         }
952                 }
953 #endif
954 #ifndef OPENSSL_NO_KRB5
955         if (con  &&  (con->kssl_ctx = kssl_ctx_new()) != NULL)
956                 {
957                 kssl_ctx_setstring(con->kssl_ctx, KSSL_SERVER, host);
958                 }
959 #endif  /* OPENSSL_NO_KRB5  */
960 /*      SSL_set_cipher_list(con,"RC4-MD5"); */
961 #if 0
962 #ifdef TLSEXT_TYPE_opaque_prf_input
963         SSL_set_tlsext_opaque_prf_input(con, "Test client", 11);
964 #endif
965 #endif
966
967 re_start:
968
969         if (init_client(&s,host,port,socket_type) == 0)
970                 {
971                 BIO_printf(bio_err,"connect:errno=%d\n",get_last_socket_error());
972                 SHUTDOWN(s);
973                 goto end;
974                 }
975         BIO_printf(bio_c_out,"CONNECTED(%08X)\n",s);
976
977 #ifdef FIONBIO
978         if (c_nbio)
979                 {
980                 unsigned long l=1;
981                 BIO_printf(bio_c_out,"turning on non blocking io\n");
982                 if (BIO_socket_ioctl(s,FIONBIO,&l) < 0)
983                         {
984                         ERR_print_errors(bio_err);
985                         goto end;
986                         }
987                 }
988 #endif                                              
989         if (c_Pause & 0x01) con->debug=1;
990
991         if ( SSL_version(con) == DTLS1_VERSION)
992                 {
993
994                 sbio=BIO_new_dgram(s,BIO_NOCLOSE);
995                 if (getsockname(s, &peer, (void *)&peerlen) < 0)
996                         {
997                         BIO_printf(bio_err, "getsockname:errno=%d\n",
998                                 get_last_socket_error());
999                         SHUTDOWN(s);
1000                         goto end;
1001                         }
1002
1003                 (void)BIO_ctrl_set_connected(sbio, 1, &peer);
1004
1005                 if (enable_timeouts)
1006                         {
1007                         timeout.tv_sec = 0;
1008                         timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1009                         BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1010                         
1011                         timeout.tv_sec = 0;
1012                         timeout.tv_usec = DGRAM_SND_TIMEOUT;
1013                         BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1014                         }
1015
1016                 if (socket_mtu > 28)
1017                         {
1018                         SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1019                         SSL_set_mtu(con, socket_mtu - 28);
1020                         }
1021                 else
1022                         /* want to do MTU discovery */
1023                         BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1024                 }
1025         else
1026                 sbio=BIO_new_socket(s,BIO_NOCLOSE);
1027
1028         if (nbio_test)
1029                 {
1030                 BIO *test;
1031
1032                 test=BIO_new(BIO_f_nbio_test());
1033                 sbio=BIO_push(test,sbio);
1034                 }
1035
1036         if (c_debug)
1037                 {
1038                 con->debug=1;
1039                 BIO_set_callback(sbio,bio_dump_callback);
1040                 BIO_set_callback_arg(sbio,(char *)bio_c_out);
1041                 }
1042         if (c_msg)
1043                 {
1044                 SSL_set_msg_callback(con, msg_cb);
1045                 SSL_set_msg_callback_arg(con, bio_c_out);
1046                 }
1047 #ifndef OPENSSL_NO_TLSEXT
1048         if (c_tlsextdebug)
1049                 {
1050                 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1051                 SSL_set_tlsext_debug_arg(con, bio_c_out);
1052                 }
1053         if (c_status_req)
1054                 {
1055                 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1056                 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
1057                 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
1058 #if 0
1059 {
1060 STACK_OF(OCSP_RESPID) *ids = sk_OCSP_RESPID_new_null();
1061 OCSP_RESPID *id = OCSP_RESPID_new();
1062 id->value.byKey = ASN1_OCTET_STRING_new();
1063 id->type = V_OCSP_RESPID_KEY;
1064 ASN1_STRING_set(id->value.byKey, "Hello World", -1);
1065 sk_OCSP_RESPID_push(ids, id);
1066 SSL_set_tlsext_status_ids(con, ids);
1067 }
1068 #endif
1069                 }
1070 #endif
1071 #ifndef OPENSSL_NO_JPAKE
1072         if (jpake_secret)
1073                 jpake_client_auth(bio_c_out, sbio, jpake_secret);
1074 #endif
1075
1076         SSL_set_bio(con,sbio,sbio);
1077         SSL_set_connect_state(con);
1078
1079         /* ok, lets connect */
1080         width=SSL_get_fd(con)+1;
1081
1082         read_tty=1;
1083         write_tty=0;
1084         tty_on=0;
1085         read_ssl=1;
1086         write_ssl=1;
1087         
1088         cbuf_len=0;
1089         cbuf_off=0;
1090         sbuf_len=0;
1091         sbuf_off=0;
1092
1093         /* This is an ugly hack that does a lot of assumptions */
1094         /* We do have to handle multi-line responses which may come
1095            in a single packet or not. We therefore have to use
1096            BIO_gets() which does need a buffering BIO. So during
1097            the initial chitchat we do push a buffering BIO into the
1098            chain that is removed again later on to not disturb the
1099            rest of the s_client operation. */
1100         if (starttls_proto == PROTO_SMTP)
1101                 {
1102                 int foundit=0;
1103                 BIO *fbio = BIO_new(BIO_f_buffer());
1104                 BIO_push(fbio, sbio);
1105                 /* wait for multi-line response to end from SMTP */
1106                 do
1107                         {
1108                         mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1109                         }
1110                 while (mbuf_len>3 && mbuf[3]=='-');
1111                 /* STARTTLS command requires EHLO... */
1112                 BIO_printf(fbio,"EHLO openssl.client.net\r\n");
1113                 (void)BIO_flush(fbio);
1114                 /* wait for multi-line response to end EHLO SMTP response */
1115                 do
1116                         {
1117                         mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1118                         if (strstr(mbuf,"STARTTLS"))
1119                                 foundit=1;
1120                         }
1121                 while (mbuf_len>3 && mbuf[3]=='-');
1122                 (void)BIO_flush(fbio);
1123                 BIO_pop(fbio);
1124                 BIO_free(fbio);
1125                 if (!foundit)
1126                         BIO_printf(bio_err,
1127                                    "didn't found starttls in server response,"
1128                                    " try anyway...\n");
1129                 BIO_printf(sbio,"STARTTLS\r\n");
1130                 BIO_read(sbio,sbuf,BUFSIZZ);
1131                 }
1132         else if (starttls_proto == PROTO_POP3)
1133                 {
1134                 BIO_read(sbio,mbuf,BUFSIZZ);
1135                 BIO_printf(sbio,"STLS\r\n");
1136                 BIO_read(sbio,sbuf,BUFSIZZ);
1137                 }
1138         else if (starttls_proto == PROTO_IMAP)
1139                 {
1140                 int foundit=0;
1141                 BIO *fbio = BIO_new(BIO_f_buffer());
1142                 BIO_push(fbio, sbio);
1143                 BIO_gets(fbio,mbuf,BUFSIZZ);
1144                 /* STARTTLS command requires CAPABILITY... */
1145                 BIO_printf(fbio,". CAPABILITY\r\n");
1146                 (void)BIO_flush(fbio);
1147                 /* wait for multi-line CAPABILITY response */
1148                 do
1149                         {
1150                         mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1151                         if (strstr(mbuf,"STARTTLS"))
1152                                 foundit=1;
1153                         }
1154                 while (mbuf_len>3 && mbuf[0]!='.');
1155                 (void)BIO_flush(fbio);
1156                 BIO_pop(fbio);
1157                 BIO_free(fbio);
1158                 if (!foundit)
1159                         BIO_printf(bio_err,
1160                                    "didn't found STARTTLS in server response,"
1161                                    " try anyway...\n");
1162                 BIO_printf(sbio,". STARTTLS\r\n");
1163                 BIO_read(sbio,sbuf,BUFSIZZ);
1164                 }
1165         else if (starttls_proto == PROTO_FTP)
1166                 {
1167                 BIO *fbio = BIO_new(BIO_f_buffer());
1168                 BIO_push(fbio, sbio);
1169                 /* wait for multi-line response to end from FTP */
1170                 do
1171                         {
1172                         mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1173                         }
1174                 while (mbuf_len>3 && mbuf[3]=='-');
1175                 (void)BIO_flush(fbio);
1176                 BIO_pop(fbio);
1177                 BIO_free(fbio);
1178                 BIO_printf(sbio,"AUTH TLS\r\n");
1179                 BIO_read(sbio,sbuf,BUFSIZZ);
1180                 }
1181         if (starttls_proto == PROTO_XMPP)
1182                 {
1183                 int seen = 0;
1184                 BIO_printf(sbio,"<stream:stream "
1185                     "xmlns:stream='http://etherx.jabber.org/streams' "
1186                     "xmlns='jabber:client' to='%s' version='1.0'>", host);
1187                 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1188                 mbuf[seen] = 0;
1189                 while (!strstr(mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'"))
1190                         {
1191                         if (strstr(mbuf, "/stream:features>"))
1192                                 goto shut;
1193                         seen = BIO_read(sbio,mbuf,BUFSIZZ);
1194                         mbuf[seen] = 0;
1195                         }
1196                 BIO_printf(sbio, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1197                 seen = BIO_read(sbio,sbuf,BUFSIZZ);
1198                 sbuf[seen] = 0;
1199                 if (!strstr(sbuf, "<proceed"))
1200                         goto shut;
1201                 mbuf[0] = 0;
1202                 }
1203
1204         for (;;)
1205                 {
1206                 FD_ZERO(&readfds);
1207                 FD_ZERO(&writefds);
1208
1209                 if ((SSL_version(con) == DTLS1_VERSION) &&
1210                         DTLSv1_get_timeout(con, &timeout))
1211                         timeoutp = &timeout;
1212                 else
1213                         timeoutp = NULL;
1214
1215                 if (SSL_in_init(con) && !SSL_total_renegotiations(con))
1216                         {
1217                         in_init=1;
1218                         tty_on=0;
1219                         }
1220                 else
1221                         {
1222                         tty_on=1;
1223                         if (in_init)
1224                                 {
1225                                 in_init=0;
1226 #if 0 /* This test doesn't really work as intended (needs to be fixed) */
1227 #ifndef OPENSSL_NO_TLSEXT
1228                                 if (servername != NULL && !SSL_session_reused(con))
1229                                         {
1230                                         BIO_printf(bio_c_out,"Server did %sacknowledge servername extension.\n",tlsextcbp.ack?"":"not ");
1231                                         }
1232 #endif
1233 #endif
1234                                 if (sess_out)
1235                                         {
1236                                         BIO *stmp = BIO_new_file(sess_out, "w");
1237                                         if (stmp)
1238                                                 {
1239                                                 PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
1240                                                 BIO_free(stmp);
1241                                                 }
1242                                         else 
1243                                                 BIO_printf(bio_err, "Error writing session file %s\n", sess_out);
1244                                         }
1245                                 print_stuff(bio_c_out,con,full_log);
1246                                 if (full_log > 0) full_log--;
1247
1248                                 if (starttls_proto)
1249                                         {
1250                                         BIO_printf(bio_err,"%s",mbuf);
1251                                         /* We don't need to know any more */
1252                                         starttls_proto = PROTO_OFF;
1253                                         }
1254
1255                                 if (reconnect)
1256                                         {
1257                                         reconnect--;
1258                                         BIO_printf(bio_c_out,"drop connection and then reconnect\n");
1259                                         SSL_shutdown(con);
1260                                         SSL_set_connect_state(con);
1261                                         SHUTDOWN(SSL_get_fd(con));
1262                                         goto re_start;
1263                                         }
1264                                 }
1265                         }
1266
1267                 ssl_pending = read_ssl && SSL_pending(con);
1268
1269                 if (!ssl_pending)
1270                         {
1271 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined (OPENSSL_SYS_BEOS_R5)
1272                         if (tty_on)
1273                                 {
1274                                 if (read_tty)  openssl_fdset(fileno(stdin),&readfds);
1275                                 if (write_tty) openssl_fdset(fileno(stdout),&writefds);
1276                                 }
1277                         if (read_ssl)
1278                                 openssl_fdset(SSL_get_fd(con),&readfds);
1279                         if (write_ssl)
1280                                 openssl_fdset(SSL_get_fd(con),&writefds);
1281 #else
1282                         if(!tty_on || !write_tty) {
1283                                 if (read_ssl)
1284                                         openssl_fdset(SSL_get_fd(con),&readfds);
1285                                 if (write_ssl)
1286                                         openssl_fdset(SSL_get_fd(con),&writefds);
1287                         }
1288 #endif
1289 /*                      printf("mode tty(%d %d%d) ssl(%d%d)\n",
1290                                 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
1291
1292                         /* Note: under VMS with SOCKETSHR the second parameter
1293                          * is currently of type (int *) whereas under other
1294                          * systems it is (void *) if you don't have a cast it
1295                          * will choke the compiler: if you do have a cast then
1296                          * you can either go for (int *) or (void *).
1297                          */
1298 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1299                         /* Under Windows/DOS we make the assumption that we can
1300                          * always write to the tty: therefore if we need to
1301                          * write to the tty we just fall through. Otherwise
1302                          * we timeout the select every second and see if there
1303                          * are any keypresses. Note: this is a hack, in a proper
1304                          * Windows application we wouldn't do this.
1305                          */
1306                         i=0;
1307                         if(!write_tty) {
1308                                 if(read_tty) {
1309                                         tv.tv_sec = 1;
1310                                         tv.tv_usec = 0;
1311                                         i=select(width,(void *)&readfds,(void *)&writefds,
1312                                                  NULL,&tv);
1313 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1314                                         if(!i && (!_kbhit() || !read_tty) ) continue;
1315 #else
1316                                         if(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue;
1317 #endif
1318                                 } else  i=select(width,(void *)&readfds,(void *)&writefds,
1319                                          NULL,timeoutp);
1320                         }
1321 #elif defined(OPENSSL_SYS_NETWARE)
1322                         if(!write_tty) {
1323                                 if(read_tty) {
1324                                         tv.tv_sec = 1;
1325                                         tv.tv_usec = 0;
1326                                         i=select(width,(void *)&readfds,(void *)&writefds,
1327                                                 NULL,&tv);
1328                                 } else  i=select(width,(void *)&readfds,(void *)&writefds,
1329                                         NULL,timeoutp);
1330                         }
1331 #elif defined(OPENSSL_SYS_BEOS_R5)
1332                         /* Under BeOS-R5 the situation is similar to DOS */
1333                         i=0;
1334                         stdin_set = 0;
1335                         (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK);
1336                         if(!write_tty) {
1337                                 if(read_tty) {
1338                                         tv.tv_sec = 1;
1339                                         tv.tv_usec = 0;
1340                                         i=select(width,(void *)&readfds,(void *)&writefds,
1341                                                  NULL,&tv);
1342                                         if (read(fileno(stdin), sbuf, 0) >= 0)
1343                                                 stdin_set = 1;
1344                                         if (!i && (stdin_set != 1 || !read_tty))
1345                                                 continue;
1346                                 } else  i=select(width,(void *)&readfds,(void *)&writefds,
1347                                          NULL,timeoutp);
1348                         }
1349                         (void)fcntl(fileno(stdin), F_SETFL, 0);
1350 #else
1351                         i=select(width,(void *)&readfds,(void *)&writefds,
1352                                  NULL,timeoutp);
1353 #endif
1354                         if ( i < 0)
1355                                 {
1356                                 BIO_printf(bio_err,"bad select %d\n",
1357                                 get_last_socket_error());
1358                                 goto shut;
1359                                 /* goto end; */
1360                                 }
1361                         }
1362
1363                 if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0)
1364                         {
1365                         BIO_printf(bio_err,"TIMEOUT occured\n");
1366                         }
1367
1368                 if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds))
1369                         {
1370                         k=SSL_write(con,&(cbuf[cbuf_off]),
1371                                 (unsigned int)cbuf_len);
1372                         switch (SSL_get_error(con,k))
1373                                 {
1374                         case SSL_ERROR_NONE:
1375                                 cbuf_off+=k;
1376                                 cbuf_len-=k;
1377                                 if (k <= 0) goto end;
1378                                 /* we have done a  write(con,NULL,0); */
1379                                 if (cbuf_len <= 0)
1380                                         {
1381                                         read_tty=1;
1382                                         write_ssl=0;
1383                                         }
1384                                 else /* if (cbuf_len > 0) */
1385                                         {
1386                                         read_tty=0;
1387                                         write_ssl=1;
1388                                         }
1389                                 break;
1390                         case SSL_ERROR_WANT_WRITE:
1391                                 BIO_printf(bio_c_out,"write W BLOCK\n");
1392                                 write_ssl=1;
1393                                 read_tty=0;
1394                                 break;
1395                         case SSL_ERROR_WANT_READ:
1396                                 BIO_printf(bio_c_out,"write R BLOCK\n");
1397                                 write_tty=0;
1398                                 read_ssl=1;
1399                                 write_ssl=0;
1400                                 break;
1401                         case SSL_ERROR_WANT_X509_LOOKUP:
1402                                 BIO_printf(bio_c_out,"write X BLOCK\n");
1403                                 break;
1404                         case SSL_ERROR_ZERO_RETURN:
1405                                 if (cbuf_len != 0)
1406                                         {
1407                                         BIO_printf(bio_c_out,"shutdown\n");
1408                                         ret = 0;
1409                                         goto shut;
1410                                         }
1411                                 else
1412                                         {
1413                                         read_tty=1;
1414                                         write_ssl=0;
1415                                         break;
1416                                         }
1417                                 
1418                         case SSL_ERROR_SYSCALL:
1419                                 if ((k != 0) || (cbuf_len != 0))
1420                                         {
1421                                         BIO_printf(bio_err,"write:errno=%d\n",
1422                                                 get_last_socket_error());
1423                                         goto shut;
1424                                         }
1425                                 else
1426                                         {
1427                                         read_tty=1;
1428                                         write_ssl=0;
1429                                         }
1430                                 break;
1431                         case SSL_ERROR_SSL:
1432                                 ERR_print_errors(bio_err);
1433                                 goto shut;
1434                                 }
1435                         }
1436 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
1437                 /* Assume Windows/DOS/BeOS can always write */
1438                 else if (!ssl_pending && write_tty)
1439 #else
1440                 else if (!ssl_pending && FD_ISSET(fileno(stdout),&writefds))
1441 #endif
1442                         {
1443 #ifdef CHARSET_EBCDIC
1444                         ascii2ebcdic(&(sbuf[sbuf_off]),&(sbuf[sbuf_off]),sbuf_len);
1445 #endif
1446                         i=raw_write_stdout(&(sbuf[sbuf_off]),sbuf_len);
1447
1448                         if (i <= 0)
1449                                 {
1450                                 BIO_printf(bio_c_out,"DONE\n");
1451                                 ret = 0;
1452                                 goto shut;
1453                                 /* goto end; */
1454                                 }
1455
1456                         sbuf_len-=i;;
1457                         sbuf_off+=i;
1458                         if (sbuf_len <= 0)
1459                                 {
1460                                 read_ssl=1;
1461                                 write_tty=0;
1462                                 }
1463                         }
1464                 else if (ssl_pending || FD_ISSET(SSL_get_fd(con),&readfds))
1465                         {
1466 #ifdef RENEG
1467 { static int iiii; if (++iiii == 52) { SSL_renegotiate(con); iiii=0; } }
1468 #endif
1469 #if 1
1470                         k=SSL_read(con,sbuf,1024 /* BUFSIZZ */ );
1471 #else
1472 /* Demo for pending and peek :-) */
1473                         k=SSL_read(con,sbuf,16);
1474 { char zbuf[10240]; 
1475 printf("read=%d pending=%d peek=%d\n",k,SSL_pending(con),SSL_peek(con,zbuf,10240));
1476 }
1477 #endif
1478
1479                         switch (SSL_get_error(con,k))
1480                                 {
1481                         case SSL_ERROR_NONE:
1482                                 if (k <= 0)
1483                                         goto end;
1484                                 sbuf_off=0;
1485                                 sbuf_len=k;
1486
1487                                 read_ssl=0;
1488                                 write_tty=1;
1489                                 break;
1490                         case SSL_ERROR_WANT_WRITE:
1491                                 BIO_printf(bio_c_out,"read W BLOCK\n");
1492                                 write_ssl=1;
1493                                 read_tty=0;
1494                                 break;
1495                         case SSL_ERROR_WANT_READ:
1496                                 BIO_printf(bio_c_out,"read R BLOCK\n");
1497                                 write_tty=0;
1498                                 read_ssl=1;
1499                                 if ((read_tty == 0) && (write_ssl == 0))
1500                                         write_ssl=1;
1501                                 break;
1502                         case SSL_ERROR_WANT_X509_LOOKUP:
1503                                 BIO_printf(bio_c_out,"read X BLOCK\n");
1504                                 break;
1505                         case SSL_ERROR_SYSCALL:
1506                                 ret=get_last_socket_error();
1507                                 BIO_printf(bio_err,"read:errno=%d\n",ret);
1508                                 goto shut;
1509                         case SSL_ERROR_ZERO_RETURN:
1510                                 BIO_printf(bio_c_out,"closed\n");
1511                                 ret=0;
1512                                 goto shut;
1513                         case SSL_ERROR_SSL:
1514                                 ERR_print_errors(bio_err);
1515                                 goto shut;
1516                                 /* break; */
1517                                 }
1518                         }
1519
1520 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1521 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1522                 else if (_kbhit())
1523 #else
1524                 else if ((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
1525 #endif
1526 #elif defined (OPENSSL_SYS_NETWARE)
1527                 else if (_kbhit())
1528 #elif defined(OPENSSL_SYS_BEOS_R5)
1529                 else if (stdin_set)
1530 #else
1531                 else if (FD_ISSET(fileno(stdin),&readfds))
1532 #endif
1533                         {
1534                         if (crlf)
1535                                 {
1536                                 int j, lf_num;
1537
1538                                 i=raw_read_stdin(cbuf,BUFSIZZ/2);
1539                                 lf_num = 0;
1540                                 /* both loops are skipped when i <= 0 */
1541                                 for (j = 0; j < i; j++)
1542                                         if (cbuf[j] == '\n')
1543                                                 lf_num++;
1544                                 for (j = i-1; j >= 0; j--)
1545                                         {
1546                                         cbuf[j+lf_num] = cbuf[j];
1547                                         if (cbuf[j] == '\n')
1548                                                 {
1549                                                 lf_num--;
1550                                                 i++;
1551                                                 cbuf[j+lf_num] = '\r';
1552                                                 }
1553                                         }
1554                                 assert(lf_num == 0);
1555                                 }
1556                         else
1557                                 i=raw_read_stdin(cbuf,BUFSIZZ);
1558
1559                         if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q')))
1560                                 {
1561                                 BIO_printf(bio_err,"DONE\n");
1562                                 ret=0;
1563                                 goto shut;
1564                                 }
1565
1566                         if ((!c_ign_eof) && (cbuf[0] == 'R'))
1567                                 {
1568                                 BIO_printf(bio_err,"RENEGOTIATING\n");
1569                                 SSL_renegotiate(con);
1570                                 cbuf_len=0;
1571                                 }
1572                         else
1573                                 {
1574                                 cbuf_len=i;
1575                                 cbuf_off=0;
1576 #ifdef CHARSET_EBCDIC
1577                                 ebcdic2ascii(cbuf, cbuf, i);
1578 #endif
1579                                 }
1580
1581                         write_ssl=1;
1582                         read_tty=0;
1583                         }
1584                 }
1585
1586         ret=0;
1587 shut:
1588         if (in_init)
1589                 print_stuff(bio_c_out,con,full_log);
1590         SSL_shutdown(con);
1591         SHUTDOWN(SSL_get_fd(con));
1592 end:
1593         if (con != NULL)
1594                 {
1595                 if (prexit != 0)
1596                         print_stuff(bio_c_out,con,1);
1597                 SSL_free(con);
1598                 }
1599         if (ctx != NULL) SSL_CTX_free(ctx);
1600         if (cert)
1601                 X509_free(cert);
1602         if (key)
1603                 EVP_PKEY_free(key);
1604         if (pass)
1605                 OPENSSL_free(pass);
1606         if (cbuf != NULL) { OPENSSL_cleanse(cbuf,BUFSIZZ); OPENSSL_free(cbuf); }
1607         if (sbuf != NULL) { OPENSSL_cleanse(sbuf,BUFSIZZ); OPENSSL_free(sbuf); }
1608         if (mbuf != NULL) { OPENSSL_cleanse(mbuf,BUFSIZZ); OPENSSL_free(mbuf); }
1609         if (bio_c_out != NULL)
1610                 {
1611                 BIO_free(bio_c_out);
1612                 bio_c_out=NULL;
1613                 }
1614         apps_shutdown();
1615         OPENSSL_EXIT(ret);
1616         }
1617
1618
1619 static void print_stuff(BIO *bio, SSL *s, int full)
1620         {
1621         X509 *peer=NULL;
1622         char *p;
1623         static const char *space="                ";
1624         char buf[BUFSIZ];
1625         STACK_OF(X509) *sk;
1626         STACK_OF(X509_NAME) *sk2;
1627         const SSL_CIPHER *c;
1628         X509_NAME *xn;
1629         int j,i;
1630 #ifndef OPENSSL_NO_COMP
1631         const COMP_METHOD *comp, *expansion;
1632 #endif
1633
1634         if (full)
1635                 {
1636                 int got_a_chain = 0;
1637
1638                 sk=SSL_get_peer_cert_chain(s);
1639                 if (sk != NULL)
1640                         {
1641                         got_a_chain = 1; /* we don't have it for SSL2 (yet) */
1642
1643                         BIO_printf(bio,"---\nCertificate chain\n");
1644                         for (i=0; i<sk_X509_num(sk); i++)
1645                                 {
1646                                 X509_NAME_oneline(X509_get_subject_name(
1647                                         sk_X509_value(sk,i)),buf,sizeof buf);
1648                                 BIO_printf(bio,"%2d s:%s\n",i,buf);
1649                                 X509_NAME_oneline(X509_get_issuer_name(
1650                                         sk_X509_value(sk,i)),buf,sizeof buf);
1651                                 BIO_printf(bio,"   i:%s\n",buf);
1652                                 if (c_showcerts)
1653                                         PEM_write_bio_X509(bio,sk_X509_value(sk,i));
1654                                 }
1655                         }
1656
1657                 BIO_printf(bio,"---\n");
1658                 peer=SSL_get_peer_certificate(s);
1659                 if (peer != NULL)
1660                         {
1661                         BIO_printf(bio,"Server certificate\n");
1662                         if (!(c_showcerts && got_a_chain)) /* Redundant if we showed the whole chain */
1663                                 PEM_write_bio_X509(bio,peer);
1664                         X509_NAME_oneline(X509_get_subject_name(peer),
1665                                 buf,sizeof buf);
1666                         BIO_printf(bio,"subject=%s\n",buf);
1667                         X509_NAME_oneline(X509_get_issuer_name(peer),
1668                                 buf,sizeof buf);
1669                         BIO_printf(bio,"issuer=%s\n",buf);
1670                         }
1671                 else
1672                         BIO_printf(bio,"no peer certificate available\n");
1673
1674                 sk2=SSL_get_client_CA_list(s);
1675                 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0))
1676                         {
1677                         BIO_printf(bio,"---\nAcceptable client certificate CA names\n");
1678                         for (i=0; i<sk_X509_NAME_num(sk2); i++)
1679                                 {
1680                                 xn=sk_X509_NAME_value(sk2,i);
1681                                 X509_NAME_oneline(xn,buf,sizeof(buf));
1682                                 BIO_write(bio,buf,strlen(buf));
1683                                 BIO_write(bio,"\n",1);
1684                                 }
1685                         }
1686                 else
1687                         {
1688                         BIO_printf(bio,"---\nNo client certificate CA names sent\n");
1689                         }
1690                 p=SSL_get_shared_ciphers(s,buf,sizeof buf);
1691                 if (p != NULL)
1692                         {
1693                         /* This works only for SSL 2.  In later protocol
1694                          * versions, the client does not know what other
1695                          * ciphers (in addition to the one to be used
1696                          * in the current connection) the server supports. */
1697
1698                         BIO_printf(bio,"---\nCiphers common between both SSL endpoints:\n");
1699                         j=i=0;
1700                         while (*p)
1701                                 {
1702                                 if (*p == ':')
1703                                         {
1704                                         BIO_write(bio,space,15-j%25);
1705                                         i++;
1706                                         j=0;
1707                                         BIO_write(bio,((i%3)?" ":"\n"),1);
1708                                         }
1709                                 else
1710                                         {
1711                                         BIO_write(bio,p,1);
1712                                         j++;
1713                                         }
1714                                 p++;
1715                                 }
1716                         BIO_write(bio,"\n",1);
1717                         }
1718
1719                 BIO_printf(bio,"---\nSSL handshake has read %ld bytes and written %ld bytes\n",
1720                         BIO_number_read(SSL_get_rbio(s)),
1721                         BIO_number_written(SSL_get_wbio(s)));
1722                 }
1723         BIO_printf(bio,((s->hit)?"---\nReused, ":"---\nNew, "));
1724         c=SSL_get_current_cipher(s);
1725         BIO_printf(bio,"%s, Cipher is %s\n",
1726                 SSL_CIPHER_get_version(c),
1727                 SSL_CIPHER_get_name(c));
1728         if (peer != NULL) {
1729                 EVP_PKEY *pktmp;
1730                 pktmp = X509_get_pubkey(peer);
1731                 BIO_printf(bio,"Server public key is %d bit\n",
1732                                                          EVP_PKEY_bits(pktmp));
1733                 EVP_PKEY_free(pktmp);
1734         }
1735         BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
1736                         SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
1737 #ifndef OPENSSL_NO_COMP
1738         comp=SSL_get_current_compression(s);
1739         expansion=SSL_get_current_expansion(s);
1740         BIO_printf(bio,"Compression: %s\n",
1741                 comp ? SSL_COMP_get_name(comp) : "NONE");
1742         BIO_printf(bio,"Expansion: %s\n",
1743                 expansion ? SSL_COMP_get_name(expansion) : "NONE");
1744 #endif
1745         SSL_SESSION_print(bio,SSL_get_session(s));
1746         BIO_printf(bio,"---\n");
1747         if (peer != NULL)
1748                 X509_free(peer);
1749         /* flush, or debugging output gets mixed with http response */
1750         (void)BIO_flush(bio);
1751         }
1752
1753 #ifndef OPENSSL_NO_TLSEXT
1754
1755 static int ocsp_resp_cb(SSL *s, void *arg)
1756         {
1757         const unsigned char *p;
1758         int len;
1759         OCSP_RESPONSE *rsp;
1760         len = SSL_get_tlsext_status_ocsp_resp(s, &p);
1761         BIO_puts(arg, "OCSP response: ");
1762         if (!p)
1763                 {
1764                 BIO_puts(arg, "no response sent\n");
1765                 return 1;
1766                 }
1767         rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
1768         if (!rsp)
1769                 {
1770                 BIO_puts(arg, "response parse error\n");
1771                 BIO_dump_indent(arg, (char *)p, len, 4);
1772                 return 0;
1773                 }
1774         BIO_puts(arg, "\n======================================\n");
1775         OCSP_RESPONSE_print(arg, rsp, 0);
1776         BIO_puts(arg, "======================================\n");
1777         OCSP_RESPONSE_free(rsp);
1778         return 1;
1779         }
1780
1781 #endif