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MFC r1.11 (HEAD):
[dragonfly.git] / crypto / openssl-0.9 / apps / s_client.c
blobd240fe2a98851e73bbfd40d4bda779e2e6a568f3
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) 1998-2001 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 #include <assert.h>
113 #include <stdio.h>
114 #include <stdlib.h>
115 #include <string.h>
116 #include <openssl/e_os2.h>
117 #ifdef OPENSSL_NO_STDIO
118 #define APPS_WIN16
119 #endif
120
121 /* With IPv6, it looks like Digital has mixed up the proper order of
122 recursive header file inclusion, resulting in the compiler complaining
123 that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which
124 is needed to have fileno() declared correctly... So let's define u_int */
125 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
126 #define __U_INT
127 typedef unsigned int u_int;
128 #endif
129
130 #define USE_SOCKETS
131 #include "apps.h"
132 #include <openssl/x509.h>
133 #include <openssl/ssl.h>
134 #include <openssl/err.h>
135 #include <openssl/pem.h>
136 #include <openssl/rand.h>
137 #include "s_apps.h"
138 #include "timeouts.h"
139
140 #ifdef OPENSSL_SYS_WINCE
141 /* Windows CE incorrectly defines fileno as returning void*, so to avoid problems below... */
142 #ifdef fileno
143 #undef fileno
144 #endif
145 #define fileno(a) (int)_fileno(a)
146 #endif
147
148
149 #if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000)
150 /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */
151 #undef FIONBIO
152 #endif
153
154 #undef PROG
155 #define PROG s_client_main
156
157 /*#define SSL_HOST_NAME "www.netscape.com" */
158 /*#define SSL_HOST_NAME "193.118.187.102" */
159 #define SSL_HOST_NAME "localhost"
160
161 /*#define TEST_CERT "client.pem" */ /* no default cert. */
162
163 #undef BUFSIZZ
164 #define BUFSIZZ 1024*8
165
166 extern int verify_depth;
167 extern int verify_error;
168
169 #ifdef FIONBIO
170 static int c_nbio=0;
171 #endif
172 static int c_Pause=0;
173 static int c_debug=0;
174 #ifndef OPENSSL_NO_TLSEXT
175 static int c_tlsextdebug=0;
176 #endif
177 static int c_msg=0;
178 static int c_showcerts=0;
179
180 static void sc_usage(void);
181 static void print_stuff(BIO *berr,SSL *con,int full);
182 static BIO *bio_c_out=NULL;
183 static int c_quiet=0;
184 static int c_ign_eof=0;
185
186 static void sc_usage(void)
187 {
188 BIO_printf(bio_err,"usage: s_client args\n");
189 BIO_printf(bio_err,"\n");
190 BIO_printf(bio_err," -host host - use -connect instead\n");
191 BIO_printf(bio_err," -port port - use -connect instead\n");
192 BIO_printf(bio_err," -connect host:port - who to connect to (default is %s:%s)\n",SSL_HOST_NAME,PORT_STR);
193
194 BIO_printf(bio_err," -verify depth - turn on peer certificate verification\n");
195 BIO_printf(bio_err," -cert arg - certificate file to use, PEM format assumed\n");
196 BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n");
197 BIO_printf(bio_err," -key arg - Private key file to use, in cert file if\n");
198 BIO_printf(bio_err," not specified but cert file is.\n");
199 BIO_printf(bio_err," -keyform arg - key format (PEM or DER) PEM default\n");
200 BIO_printf(bio_err," -pass arg - private key file pass phrase source\n");
201 BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n");
202 BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n");
203 BIO_printf(bio_err," -reconnect - Drop and re-make the connection with the same Session-ID\n");
204 BIO_printf(bio_err," -pause - sleep(1) after each read(2) and write(2) system call\n");
205 BIO_printf(bio_err," -showcerts - show all certificates in the chain\n");
206 BIO_printf(bio_err," -debug - extra output\n");
207 #ifdef WATT32
208 BIO_printf(bio_err," -wdebug - WATT-32 tcp debugging\n");
209 #endif
210 BIO_printf(bio_err," -msg - Show protocol messages\n");
211 BIO_printf(bio_err," -nbio_test - more ssl protocol testing\n");
212 BIO_printf(bio_err," -state - print the 'ssl' states\n");
213 #ifdef FIONBIO
214 BIO_printf(bio_err," -nbio - Run with non-blocking IO\n");
215 #endif
216 BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n");
217 BIO_printf(bio_err," -quiet - no s_client output\n");
218 BIO_printf(bio_err," -ign_eof - ignore input eof (default when -quiet)\n");
219 BIO_printf(bio_err," -ssl2 - just use SSLv2\n");
220 BIO_printf(bio_err," -ssl3 - just use SSLv3\n");
221 BIO_printf(bio_err," -tls1 - just use TLSv1\n");
222 BIO_printf(bio_err," -dtls1 - just use DTLSv1\n");
223 BIO_printf(bio_err," -mtu - set the MTU\n");
224 BIO_printf(bio_err," -no_tls1/-no_ssl3/-no_ssl2 - turn off that protocol\n");
225 BIO_printf(bio_err," -bugs - Switch on all SSL implementation bug workarounds\n");
226 BIO_printf(bio_err," -serverpref - Use server's cipher preferences (only SSLv2)\n");
227 BIO_printf(bio_err," -cipher - preferred cipher to use, use the 'openssl ciphers'\n");
228 BIO_printf(bio_err," command to see what is available\n");
229 BIO_printf(bio_err," -starttls prot - use the STARTTLS command before starting TLS\n");
230 BIO_printf(bio_err," for those protocols that support it, where\n");
231 BIO_printf(bio_err," 'prot' defines which one to assume. Currently,\n");
232 BIO_printf(bio_err," only \"smtp\", \"pop3\", \"imap\", and \"ftp\" are supported.\n");
233 #ifndef OPENSSL_NO_ENGINE
234 BIO_printf(bio_err," -engine id - Initialise and use the specified engine\n");
235 #endif
236 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
237 BIO_printf(bio_err," -sess_out arg - file to write SSL session to\n");
238 BIO_printf(bio_err," -sess_in arg - file to read SSL session from\n");
239 #ifndef OPENSSL_NO_TLSEXT
240 BIO_printf(bio_err," -servername host - Set TLS extension servername in ClientHello\n");
241 BIO_printf(bio_err," -tlsextdebug - hex dump of all TLS extensions received\n");
242 BIO_printf(bio_err," -no_ticket - disable use of RFC4507bis session tickets\n");
243 #endif
244 }
245
246 #ifndef OPENSSL_NO_TLSEXT
247
248 /* This is a context that we pass to callbacks */
249 typedef struct tlsextctx_st {
250 BIO * biodebug;
251 int ack;
252 } tlsextctx;
253
254
255 static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg)
256 {
257 tlsextctx * p = (tlsextctx *) arg;
258 const char * hn= SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
259 if (SSL_get_servername_type(s) != -1)
260 p->ack = !SSL_session_reused(s) && hn != NULL;
261 else
262 BIO_printf(bio_err,"Can't use SSL_get_servername\n");
263
264 return SSL_TLSEXT_ERR_OK;
265 }
266 #endif
267 enum
268 {
269 PROTO_OFF = 0,
270 PROTO_SMTP,
271 PROTO_POP3,
272 PROTO_IMAP,
273 PROTO_FTP
274 };
275
276 int MAIN(int, char **);
277
278 int MAIN(int argc, char **argv)
279 {
280 int off=0;
281 SSL *con=NULL,*con2=NULL;
282 X509_STORE *store = NULL;
283 int s,k,width,state=0;
284 char *cbuf=NULL,*sbuf=NULL,*mbuf=NULL;
285 int cbuf_len,cbuf_off;
286 int sbuf_len,sbuf_off;
287 fd_set readfds,writefds;
288 short port=PORT;
289 int full_log=1;
290 char *host=SSL_HOST_NAME;
291 char *cert_file=NULL,*key_file=NULL;
292 int cert_format = FORMAT_PEM, key_format = FORMAT_PEM;
293 char *passarg = NULL, *pass = NULL;
294 X509 *cert = NULL;
295 EVP_PKEY *key = NULL;
296 char *CApath=NULL,*CAfile=NULL,*cipher=NULL;
297 int reconnect=0,badop=0,verify=SSL_VERIFY_NONE,bugs=0;
298 int crlf=0;
299 int write_tty,read_tty,write_ssl,read_ssl,tty_on,ssl_pending;
300 SSL_CTX *ctx=NULL;
301 int ret=1,in_init=1,i,nbio_test=0;
302 int starttls_proto = PROTO_OFF;
303 int prexit = 0, vflags = 0;
304 SSL_METHOD *meth=NULL;
305 #ifdef sock_type
306 #undef sock_type
307 #endif
308 int sock_type=SOCK_STREAM;
309 BIO *sbio;
310 char *inrand=NULL;
311 int mbuf_len=0;
312 #ifndef OPENSSL_NO_ENGINE
313 char *engine_id=NULL;
314 ENGINE *e=NULL;
315 #endif
316 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
317 struct timeval tv;
318 #endif
319
320 #ifndef OPENSSL_NO_TLSEXT
321 char *servername = NULL;
322 tlsextctx tlsextcbp =
323 {NULL,0};
324 #endif
325 char *sess_in = NULL;
326 char *sess_out = NULL;
327 struct sockaddr peer;
328 int peerlen = sizeof(peer);
329 int enable_timeouts = 0 ;
330 long mtu = 0;
331
332 #if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
333 meth=SSLv23_client_method();
334 #elif !defined(OPENSSL_NO_SSL3)
335 meth=SSLv3_client_method();
336 #elif !defined(OPENSSL_NO_SSL2)
337 meth=SSLv2_client_method();
338 #endif
339
340 apps_startup();
341 c_Pause=0;
342 c_quiet=0;
343 c_ign_eof=0;
344 c_debug=0;
345 c_msg=0;
346 c_showcerts=0;
347
348 if (bio_err == NULL)
349 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
350
351 if (!load_config(bio_err, NULL))
352 goto end;
353
354 if ( ((cbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
355 ((sbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
356 ((mbuf=OPENSSL_malloc(BUFSIZZ)) == NULL))
357 {
358 BIO_printf(bio_err,"out of memory\n");
359 goto end;
360 }
361
362 verify_depth=0;
363 verify_error=X509_V_OK;
364 #ifdef FIONBIO
365 c_nbio=0;
366 #endif
367
368 argc--;
369 argv++;
370 while (argc >= 1)
371 {
372 if (strcmp(*argv,"-host") == 0)
373 {
374 if (--argc < 1) goto bad;
375 host= *(++argv);
376 }
377 else if (strcmp(*argv,"-port") == 0)
378 {
379 if (--argc < 1) goto bad;
380 port=atoi(*(++argv));
381 if (port == 0) goto bad;
382 }
383 else if (strcmp(*argv,"-connect") == 0)
384 {
385 if (--argc < 1) goto bad;
386 if (!extract_host_port(*(++argv),&host,NULL,&port))
387 goto bad;
388 }
389 else if (strcmp(*argv,"-verify") == 0)
390 {
391 verify=SSL_VERIFY_PEER;
392 if (--argc < 1) goto bad;
393 verify_depth=atoi(*(++argv));
394 BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
395 }
396 else if (strcmp(*argv,"-cert") == 0)
397 {
398 if (--argc < 1) goto bad;
399 cert_file= *(++argv);
400 }
401 else if (strcmp(*argv,"-sess_out") == 0)
402 {
403 if (--argc < 1) goto bad;
404 sess_out = *(++argv);
405 }
406 else if (strcmp(*argv,"-sess_in") == 0)
407 {
408 if (--argc < 1) goto bad;
409 sess_in = *(++argv);
410 }
411 else if (strcmp(*argv,"-certform") == 0)
412 {
413 if (--argc < 1) goto bad;
414 cert_format = str2fmt(*(++argv));
415 }
416 else if (strcmp(*argv,"-crl_check") == 0)
417 vflags |= X509_V_FLAG_CRL_CHECK;
418 else if (strcmp(*argv,"-crl_check_all") == 0)
419 vflags |= X509_V_FLAG_CRL_CHECK|X509_V_FLAG_CRL_CHECK_ALL;
420 else if (strcmp(*argv,"-prexit") == 0)
421 prexit=1;
422 else if (strcmp(*argv,"-crlf") == 0)
423 crlf=1;
424 else if (strcmp(*argv,"-quiet") == 0)
425 {
426 c_quiet=1;
427 c_ign_eof=1;
428 }
429 else if (strcmp(*argv,"-ign_eof") == 0)
430 c_ign_eof=1;
431 else if (strcmp(*argv,"-pause") == 0)
432 c_Pause=1;
433 else if (strcmp(*argv,"-debug") == 0)
434 c_debug=1;
435 #ifndef OPENSSL_NO_TLSEXT
436 else if (strcmp(*argv,"-tlsextdebug") == 0)
437 c_tlsextdebug=1;
438 #endif
439 #ifdef WATT32
440 else if (strcmp(*argv,"-wdebug") == 0)
441 dbug_init();
442 #endif
443 else if (strcmp(*argv,"-msg") == 0)
444 c_msg=1;
445 else if (strcmp(*argv,"-showcerts") == 0)
446 c_showcerts=1;
447 else if (strcmp(*argv,"-nbio_test") == 0)
448 nbio_test=1;
449 else if (strcmp(*argv,"-state") == 0)
450 state=1;
451 #ifndef OPENSSL_NO_SSL2
452 else if (strcmp(*argv,"-ssl2") == 0)
453 meth=SSLv2_client_method();
454 #endif
455 #ifndef OPENSSL_NO_SSL3
456 else if (strcmp(*argv,"-ssl3") == 0)
457 meth=SSLv3_client_method();
458 #endif
459 #ifndef OPENSSL_NO_TLS1
460 else if (strcmp(*argv,"-tls1") == 0)
461 meth=TLSv1_client_method();
462 #endif
463 #ifndef OPENSSL_NO_DTLS1
464 else if (strcmp(*argv,"-dtls1") == 0)
465 {
466 meth=DTLSv1_client_method();
467 sock_type=SOCK_DGRAM;
468 }
469 else if (strcmp(*argv,"-timeout") == 0)
470 enable_timeouts=1;
471 else if (strcmp(*argv,"-mtu") == 0)
472 {
473 if (--argc < 1) goto bad;
474 mtu = atol(*(++argv));
475 }
476 #endif
477 else if (strcmp(*argv,"-bugs") == 0)
478 bugs=1;
479 else if (strcmp(*argv,"-keyform") == 0)
480 {
481 if (--argc < 1) goto bad;
482 key_format = str2fmt(*(++argv));
483 }
484 else if (strcmp(*argv,"-pass") == 0)
485 {
486 if (--argc < 1) goto bad;
487 passarg = *(++argv);
488 }
489 else if (strcmp(*argv,"-key") == 0)
490 {
491 if (--argc < 1) goto bad;
492 key_file= *(++argv);
493 }
494 else if (strcmp(*argv,"-reconnect") == 0)
495 {
496 reconnect=5;
497 }
498 else if (strcmp(*argv,"-CApath") == 0)
499 {
500 if (--argc < 1) goto bad;
501 CApath= *(++argv);
502 }
503 else if (strcmp(*argv,"-CAfile") == 0)
504 {
505 if (--argc < 1) goto bad;
506 CAfile= *(++argv);
507 }
508 else if (strcmp(*argv,"-no_tls1") == 0)
509 off|=SSL_OP_NO_TLSv1;
510 else if (strcmp(*argv,"-no_ssl3") == 0)
511 off|=SSL_OP_NO_SSLv3;
512 else if (strcmp(*argv,"-no_ssl2") == 0)
513 off|=SSL_OP_NO_SSLv2;
514 #ifndef OPENSSL_NO_TLSEXT
515 else if (strcmp(*argv,"-no_ticket") == 0)
516 { off|=SSL_OP_NO_TICKET; }
517 #endif
518 else if (strcmp(*argv,"-serverpref") == 0)
519 off|=SSL_OP_CIPHER_SERVER_PREFERENCE;
520 else if (strcmp(*argv,"-cipher") == 0)
521 {
522 if (--argc < 1) goto bad;
523 cipher= *(++argv);
524 }
525 #ifdef FIONBIO
526 else if (strcmp(*argv,"-nbio") == 0)
527 { c_nbio=1; }
528 #endif
529 else if (strcmp(*argv,"-starttls") == 0)
530 {
531 if (--argc < 1) goto bad;
532 ++argv;
533 if (strcmp(*argv,"smtp") == 0)
534 starttls_proto = PROTO_SMTP;
535 else if (strcmp(*argv,"pop3") == 0)
536 starttls_proto = PROTO_POP3;
537 else if (strcmp(*argv,"imap") == 0)
538 starttls_proto = PROTO_IMAP;
539 else if (strcmp(*argv,"ftp") == 0)
540 starttls_proto = PROTO_FTP;
541 else
542 goto bad;
543 }
544 #ifndef OPENSSL_NO_ENGINE
545 else if (strcmp(*argv,"-engine") == 0)
546 {
547 if (--argc < 1) goto bad;
548 engine_id = *(++argv);
549 }
550 #endif
551 else if (strcmp(*argv,"-rand") == 0)
552 {
553 if (--argc < 1) goto bad;
554 inrand= *(++argv);
555 }
556 #ifndef OPENSSL_NO_TLSEXT
557 else if (strcmp(*argv,"-servername") == 0)
558 {
559 if (--argc < 1) goto bad;
560 servername= *(++argv);
561 /* meth=TLSv1_client_method(); */
562 }
563 #endif
564 else
565 {
566 BIO_printf(bio_err,"unknown option %s\n",*argv);
567 badop=1;
568 break;
569 }
570 argc--;
571 argv++;
572 }
573 if (badop)
574 {
575 bad:
576 sc_usage();
577 goto end;
578 }
579
580 OpenSSL_add_ssl_algorithms();
581 SSL_load_error_strings();
582
583 #ifndef OPENSSL_NO_ENGINE
584 e = setup_engine(bio_err, engine_id, 1);
585 #endif
586 if (!app_passwd(bio_err, passarg, NULL, &pass, NULL))
587 {
588 BIO_printf(bio_err, "Error getting password\n");
589 goto end;
590 }
591
592 if (key_file == NULL)
593 key_file = cert_file;
594
595
596 if (key_file)
597
598 {
599
600 key = load_key(bio_err, key_file, key_format, 0, pass, e,
601 "client certificate private key file");
602 if (!key)
603 {
604 ERR_print_errors(bio_err);
605 goto end;
606 }
607
608 }
609
610 if (cert_file)
611
612 {
613 cert = load_cert(bio_err,cert_file,cert_format,
614 NULL, e, "client certificate file");
615
616 if (!cert)
617 {
618 ERR_print_errors(bio_err);
619 goto end;
620 }
621 }
622
623 if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
624 && !RAND_status())
625 {
626 BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
627 }
628 if (inrand != NULL)
629 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
630 app_RAND_load_files(inrand));
631
632 if (bio_c_out == NULL)
633 {
634 if (c_quiet && !c_debug && !c_msg)
635 {
636 bio_c_out=BIO_new(BIO_s_null());
637 }
638 else
639 {
640 if (bio_c_out == NULL)
641 bio_c_out=BIO_new_fp(stdout,BIO_NOCLOSE);
642 }
643 }
644
645 ctx=SSL_CTX_new(meth);
646 if (ctx == NULL)
647 {
648 ERR_print_errors(bio_err);
649 goto end;
650 }
651
652 if (bugs)
653 SSL_CTX_set_options(ctx,SSL_OP_ALL|off);
654 else
655 SSL_CTX_set_options(ctx,off);
656 /* DTLS: partial reads end up discarding unread UDP bytes :-(
657 * Setting read ahead solves this problem.
658 */
659 if (sock_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
660
661 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
662 if (cipher != NULL)
663 if(!SSL_CTX_set_cipher_list(ctx,cipher)) {
664 BIO_printf(bio_err,"error setting cipher list\n");
665 ERR_print_errors(bio_err);
666 goto end;
667 }
668 #if 0
669 else
670 SSL_CTX_set_cipher_list(ctx,getenv("SSL_CIPHER"));
671 #endif
672
673 SSL_CTX_set_verify(ctx,verify,verify_callback);
674 if (!set_cert_key_stuff(ctx,cert,key))
675 goto end;
676
677 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
678 (!SSL_CTX_set_default_verify_paths(ctx)))
679 {
680 /* BIO_printf(bio_err,"error setting default verify locations\n"); */
681 ERR_print_errors(bio_err);
682 /* goto end; */
683 }
684
685 store = SSL_CTX_get_cert_store(ctx);
686 X509_STORE_set_flags(store, vflags);
687 #ifndef OPENSSL_NO_TLSEXT
688 if (servername != NULL)
689 {
690 tlsextcbp.biodebug = bio_err;
691 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
692 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
693 }
694 #endif
695
696 con=SSL_new(ctx);
697 if (sess_in)
698 {
699 SSL_SESSION *sess;
700 BIO *stmp = BIO_new_file(sess_in, "r");
701 if (!stmp)
702 {
703 BIO_printf(bio_err, "Can't open session file %s\n",
704 sess_in);
705 ERR_print_errors(bio_err);
706 goto end;
707 }
708 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
709 BIO_free(stmp);
710 if (!sess)
711 {
712 BIO_printf(bio_err, "Can't open session file %s\n",
713 sess_in);
714 ERR_print_errors(bio_err);
715 goto end;
716 }
717 SSL_set_session(con, sess);
718 SSL_SESSION_free(sess);
719 }
720 #ifndef OPENSSL_NO_TLSEXT
721 if (servername != NULL)
722 {
723 if (!SSL_set_tlsext_host_name(con,servername))
724 {
725 BIO_printf(bio_err,"Unable to set TLS servername extension.\n");
726 ERR_print_errors(bio_err);
727 goto end;
728 }
729 }
730 #endif
731
732 #ifndef OPENSSL_NO_KRB5
733 if (con && (con->kssl_ctx = kssl_ctx_new()) != NULL)
734 {
735 kssl_ctx_setstring(con->kssl_ctx, KSSL_SERVER, host);
736 }
737 #endif /* OPENSSL_NO_KRB5 */
738 /* SSL_set_cipher_list(con,"RC4-MD5"); */
739
740 re_start:
741
742 if (init_client(&s,host,port,sock_type) == 0)
743 {
744 BIO_printf(bio_err,"connect:errno=%d\n",get_last_socket_error());
745 SHUTDOWN(s);
746 goto end;
747 }
748 BIO_printf(bio_c_out,"CONNECTED(%08X)\n",s);
749
750 #ifdef FIONBIO
751 if (c_nbio)
752 {
753 unsigned long l=1;
754 BIO_printf(bio_c_out,"turning on non blocking io\n");
755 if (BIO_socket_ioctl(s,FIONBIO,&l) < 0)
756 {
757 ERR_print_errors(bio_err);
758 goto end;
759 }
760 }
761 #endif
762 if (c_Pause & 0x01) con->debug=1;
763
764 if ( SSL_version(con) == DTLS1_VERSION)
765 {
766 struct timeval timeout;
767
768 sbio=BIO_new_dgram(s,BIO_NOCLOSE);
769 if (getsockname(s, &peer, (void *)&peerlen) < 0)
770 {
771 BIO_printf(bio_err, "getsockname:errno=%d\n",
772 get_last_socket_error());
773 SHUTDOWN(s);
774 goto end;
775 }
776
777 (void)BIO_ctrl_set_connected(sbio, 1, &peer);
778
779 if ( enable_timeouts)
780 {
781 timeout.tv_sec = 0;
782 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
783 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
784
785 timeout.tv_sec = 0;
786 timeout.tv_usec = DGRAM_SND_TIMEOUT;
787 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
788 }
789
790 if ( mtu > 0)
791 {
792 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
793 SSL_set_mtu(con, mtu);
794 }
795 else
796 /* want to do MTU discovery */
797 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
798 }
799 else
800 sbio=BIO_new_socket(s,BIO_NOCLOSE);
801
802
803
804 if (nbio_test)
805 {
806 BIO *test;
807
808 test=BIO_new(BIO_f_nbio_test());
809 sbio=BIO_push(test,sbio);
810 }
811
812 if (c_debug)
813 {
814 con->debug=1;
815 BIO_set_callback(sbio,bio_dump_callback);
816 BIO_set_callback_arg(sbio,(char *)bio_c_out);
817 }
818 if (c_msg)
819 {
820 SSL_set_msg_callback(con, msg_cb);
821 SSL_set_msg_callback_arg(con, bio_c_out);
822 }
823 #ifndef OPENSSL_NO_TLSEXT
824 if (c_tlsextdebug)
825 {
826 SSL_set_tlsext_debug_callback(con, tlsext_cb);
827 SSL_set_tlsext_debug_arg(con, bio_c_out);
828 }
829 #endif
830
831 SSL_set_bio(con,sbio,sbio);
832 SSL_set_connect_state(con);
833
834 /* ok, lets connect */
835 width=SSL_get_fd(con)+1;
836
837 read_tty=1;
838 write_tty=0;
839 tty_on=0;
840 read_ssl=1;
841 write_ssl=1;
842
843 cbuf_len=0;
844 cbuf_off=0;
845 sbuf_len=0;
846 sbuf_off=0;
847
848 /* This is an ugly hack that does a lot of assumptions */
849 /* We do have to handle multi-line responses which may come
850 in a single packet or not. We therefore have to use
851 BIO_gets() which does need a buffering BIO. So during
852 the initial chitchat we do push a buffering BIO into the
853 chain that is removed again later on to not disturb the
854 rest of the s_client operation. */
855 if (starttls_proto == PROTO_SMTP)
856 {
857 int foundit=0;
858 BIO *fbio = BIO_new(BIO_f_buffer());
859 BIO_push(fbio, sbio);
860 /* wait for multi-line response to end from SMTP */
861 do
862 {
863 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
864 }
865 while (mbuf_len>3 && mbuf[3]=='-');
866 /* STARTTLS command requires EHLO... */
867 BIO_printf(fbio,"EHLO openssl.client.net\r\n");
868 (void)BIO_flush(fbio);
869 /* wait for multi-line response to end EHLO SMTP response */
870 do
871 {
872 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
873 if (strstr(mbuf,"STARTTLS"))
874 foundit=1;
875 }
876 while (mbuf_len>3 && mbuf[3]=='-');
877 (void)BIO_flush(fbio);
878 BIO_pop(fbio);
879 BIO_free(fbio);
880 if (!foundit)
881 BIO_printf(bio_err,
882 "didn't found starttls in server response,"
883 " try anyway...\n");
884 BIO_printf(sbio,"STARTTLS\r\n");
885 BIO_read(sbio,sbuf,BUFSIZZ);
886 }
887 else if (starttls_proto == PROTO_POP3)
888 {
889 BIO_read(sbio,mbuf,BUFSIZZ);
890 BIO_printf(sbio,"STLS\r\n");
891 BIO_read(sbio,sbuf,BUFSIZZ);
892 }
893 else if (starttls_proto == PROTO_IMAP)
894 {
895 int foundit=0;
896 BIO *fbio = BIO_new(BIO_f_buffer());
897 BIO_push(fbio, sbio);
898 BIO_gets(fbio,mbuf,BUFSIZZ);
899 /* STARTTLS command requires CAPABILITY... */
900 BIO_printf(fbio,". CAPABILITY\r\n");
901 (void)BIO_flush(fbio);
902 /* wait for multi-line CAPABILITY response */
903 do
904 {
905 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
906 if (strstr(mbuf,"STARTTLS"))
907 foundit=1;
908 }
909 while (mbuf_len>3 && mbuf[0]!='.');
910 (void)BIO_flush(fbio);
911 BIO_pop(fbio);
912 BIO_free(fbio);
913 if (!foundit)
914 BIO_printf(bio_err,
915 "didn't found STARTTLS in server response,"
916 " try anyway...\n");
917 BIO_printf(sbio,". STARTTLS\r\n");
918 BIO_read(sbio,sbuf,BUFSIZZ);
919 }
920 else if (starttls_proto == PROTO_FTP)
921 {
922 BIO *fbio = BIO_new(BIO_f_buffer());
923 BIO_push(fbio, sbio);
924 /* wait for multi-line response to end from FTP */
925 do
926 {
927 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
928 }
929 while (mbuf_len>3 && mbuf[3]=='-');
930 (void)BIO_flush(fbio);
931 BIO_pop(fbio);
932 BIO_free(fbio);
933 BIO_printf(sbio,"AUTH TLS\r\n");
934 BIO_read(sbio,sbuf,BUFSIZZ);
935 }
936
937 for (;;)
938 {
939 FD_ZERO(&readfds);
940 FD_ZERO(&writefds);
941
942 if (SSL_in_init(con) && !SSL_total_renegotiations(con))
943 {
944 in_init=1;
945 tty_on=0;
946 }
947 else
948 {
949 tty_on=1;
950 if (in_init)
951 {
952 in_init=0;
953 if (sess_out)
954 {
955 BIO *stmp = BIO_new_file(sess_out, "w");
956 if (stmp)
957 {
958 PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
959 BIO_free(stmp);
960 }
961 else
962 BIO_printf(bio_err, "Error writing session file %s\n", sess_out);
963 }
964 print_stuff(bio_c_out,con,full_log);
965 if (full_log > 0) full_log--;
966
967 if (starttls_proto)
968 {
969 BIO_printf(bio_err,"%s",mbuf);
970 /* We don't need to know any more */
971 starttls_proto = PROTO_OFF;
972 }
973
974 if (reconnect)
975 {
976 reconnect--;
977 BIO_printf(bio_c_out,"drop connection and then reconnect\n");
978 SSL_shutdown(con);
979 SSL_set_connect_state(con);
980 SHUTDOWN(SSL_get_fd(con));
981 goto re_start;
982 }
983 }
984 }
985
986 ssl_pending = read_ssl && SSL_pending(con);
987
988 if (!ssl_pending)
989 {
990 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE)
991 if (tty_on)
992 {
993 if (read_tty) FD_SET(fileno(stdin),&readfds);
994 if (write_tty) FD_SET(fileno(stdout),&writefds);
995 }
996 if (read_ssl)
997 FD_SET(SSL_get_fd(con),&readfds);
998 if (write_ssl)
999 FD_SET(SSL_get_fd(con),&writefds);
1000 #else
1001 if(!tty_on || !write_tty) {
1002 if (read_ssl)
1003 FD_SET(SSL_get_fd(con),&readfds);
1004 if (write_ssl)
1005 FD_SET(SSL_get_fd(con),&writefds);
1006 }
1007 #endif
1008 /* printf("mode tty(%d %d%d) ssl(%d%d)\n",
1009 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
1010
1011 /* Note: under VMS with SOCKETSHR the second parameter
1012 * is currently of type (int *) whereas under other
1013 * systems it is (void *) if you don't have a cast it
1014 * will choke the compiler: if you do have a cast then
1015 * you can either go for (int *) or (void *).
1016 */
1017 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1018 /* Under Windows/DOS we make the assumption that we can
1019 * always write to the tty: therefore if we need to
1020 * write to the tty we just fall through. Otherwise
1021 * we timeout the select every second and see if there
1022 * are any keypresses. Note: this is a hack, in a proper
1023 * Windows application we wouldn't do this.
1024 */
1025 i=0;
1026 if(!write_tty) {
1027 if(read_tty) {
1028 tv.tv_sec = 1;
1029 tv.tv_usec = 0;
1030 i=select(width,(void *)&readfds,(void *)&writefds,
1031 NULL,&tv);
1032 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1033 if(!i && (!_kbhit() || !read_tty) ) continue;
1034 #else
1035 if(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue;
1036 #endif
1037 } else i=select(width,(void *)&readfds,(void *)&writefds,
1038 NULL,NULL);
1039 }
1040 #elif defined(OPENSSL_SYS_NETWARE)
1041 if(!write_tty) {
1042 if(read_tty) {
1043 tv.tv_sec = 1;
1044 tv.tv_usec = 0;
1045 i=select(width,(void *)&readfds,(void *)&writefds,
1046 NULL,&tv);
1047 } else i=select(width,(void *)&readfds,(void *)&writefds,
1048 NULL,NULL);
1049 }
1050 #else
1051 i=select(width,(void *)&readfds,(void *)&writefds,
1052 NULL,NULL);
1053 #endif
1054 if ( i < 0)
1055 {
1056 BIO_printf(bio_err,"bad select %d\n",
1057 get_last_socket_error());
1058 goto shut;
1059 /* goto end; */
1060 }
1061 }
1062
1063 if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds))
1064 {
1065 k=SSL_write(con,&(cbuf[cbuf_off]),
1066 (unsigned int)cbuf_len);
1067 switch (SSL_get_error(con,k))
1068 {
1069 case SSL_ERROR_NONE:
1070 cbuf_off+=k;
1071 cbuf_len-=k;
1072 if (k <= 0) goto end;
1073 /* we have done a write(con,NULL,0); */
1074 if (cbuf_len <= 0)
1075 {
1076 read_tty=1;
1077 write_ssl=0;
1078 }
1079 else /* if (cbuf_len > 0) */
1080 {
1081 read_tty=0;
1082 write_ssl=1;
1083 }
1084 break;
1085 case SSL_ERROR_WANT_WRITE:
1086 BIO_printf(bio_c_out,"write W BLOCK\n");
1087 write_ssl=1;
1088 read_tty=0;
1089 break;
1090 case SSL_ERROR_WANT_READ:
1091 BIO_printf(bio_c_out,"write R BLOCK\n");
1092 write_tty=0;
1093 read_ssl=1;
1094 write_ssl=0;
1095 break;
1096 case SSL_ERROR_WANT_X509_LOOKUP:
1097 BIO_printf(bio_c_out,"write X BLOCK\n");
1098 break;
1099 case SSL_ERROR_ZERO_RETURN:
1100 if (cbuf_len != 0)
1101 {
1102 BIO_printf(bio_c_out,"shutdown\n");
1103 goto shut;
1104 }
1105 else
1106 {
1107 read_tty=1;
1108 write_ssl=0;
1109 break;
1110 }
1111
1112 case SSL_ERROR_SYSCALL:
1113 if ((k != 0) || (cbuf_len != 0))
1114 {
1115 BIO_printf(bio_err,"write:errno=%d\n",
1116 get_last_socket_error());
1117 goto shut;
1118 }
1119 else
1120 {
1121 read_tty=1;
1122 write_ssl=0;
1123 }
1124 break;
1125 case SSL_ERROR_SSL:
1126 ERR_print_errors(bio_err);
1127 goto shut;
1128 }
1129 }
1130 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
1131 /* Assume Windows/DOS can always write */
1132 else if (!ssl_pending && write_tty)
1133 #else
1134 else if (!ssl_pending && FD_ISSET(fileno(stdout),&writefds))
1135 #endif
1136 {
1137 #ifdef CHARSET_EBCDIC
1138 ascii2ebcdic(&(sbuf[sbuf_off]),&(sbuf[sbuf_off]),sbuf_len);
1139 #endif
1140 i=write(fileno(stdout),&(sbuf[sbuf_off]),sbuf_len);
1141
1142 if (i <= 0)
1143 {
1144 BIO_printf(bio_c_out,"DONE\n");
1145 goto shut;
1146 /* goto end; */
1147 }
1148
1149 sbuf_len-=i;;
1150 sbuf_off+=i;
1151 if (sbuf_len <= 0)
1152 {
1153 read_ssl=1;
1154 write_tty=0;
1155 }
1156 }
1157 else if (ssl_pending || FD_ISSET(SSL_get_fd(con),&readfds))
1158 {
1159 #ifdef RENEG
1160 { static int iiii; if (++iiii == 52) { SSL_renegotiate(con); iiii=0; } }
1161 #endif
1162 #if 1
1163 k=SSL_read(con,sbuf,1024 /* BUFSIZZ */ );
1164 #else
1165 /* Demo for pending and peek :-) */
1166 k=SSL_read(con,sbuf,16);
1167 { char zbuf[10240];
1168 printf("read=%d pending=%d peek=%d\n",k,SSL_pending(con),SSL_peek(con,zbuf,10240));
1169 }
1170 #endif
1171
1172 switch (SSL_get_error(con,k))
1173 {
1174 case SSL_ERROR_NONE:
1175 if (k <= 0)
1176 goto end;
1177 sbuf_off=0;
1178 sbuf_len=k;
1179
1180 read_ssl=0;
1181 write_tty=1;
1182 break;
1183 case SSL_ERROR_WANT_WRITE:
1184 BIO_printf(bio_c_out,"read W BLOCK\n");
1185 write_ssl=1;
1186 read_tty=0;
1187 break;
1188 case SSL_ERROR_WANT_READ:
1189 BIO_printf(bio_c_out,"read R BLOCK\n");
1190 write_tty=0;
1191 read_ssl=1;
1192 if ((read_tty == 0) && (write_ssl == 0))
1193 write_ssl=1;
1194 break;
1195 case SSL_ERROR_WANT_X509_LOOKUP:
1196 BIO_printf(bio_c_out,"read X BLOCK\n");
1197 break;
1198 case SSL_ERROR_SYSCALL:
1199 BIO_printf(bio_err,"read:errno=%d\n",get_last_socket_error());
1200 goto shut;
1201 case SSL_ERROR_ZERO_RETURN:
1202 BIO_printf(bio_c_out,"closed\n");
1203 goto shut;
1204 case SSL_ERROR_SSL:
1205 ERR_print_errors(bio_err);
1206 goto shut;
1207 /* break; */
1208 }
1209 }
1210
1211 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1212 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1213 else if (_kbhit())
1214 #else
1215 else if ((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
1216 #endif
1217 #elif defined (OPENSSL_SYS_NETWARE)
1218 else if (_kbhit())
1219 #else
1220 else if (FD_ISSET(fileno(stdin),&readfds))
1221 #endif
1222 {
1223 if (crlf)
1224 {
1225 int j, lf_num;
1226
1227 i=read(fileno(stdin),cbuf,BUFSIZZ/2);
1228 lf_num = 0;
1229 /* both loops are skipped when i <= 0 */
1230 for (j = 0; j < i; j++)
1231 if (cbuf[j] == '\n')
1232 lf_num++;
1233 for (j = i-1; j >= 0; j--)
1234 {
1235 cbuf[j+lf_num] = cbuf[j];
1236 if (cbuf[j] == '\n')
1237 {
1238 lf_num--;
1239 i++;
1240 cbuf[j+lf_num] = '\r';
1241 }
1242 }
1243 assert(lf_num == 0);
1244 }
1245 else
1246 i=read(fileno(stdin),cbuf,BUFSIZZ);
1247
1248 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q')))
1249 {
1250 BIO_printf(bio_err,"DONE\n");
1251 goto shut;
1252 }
1253
1254 if ((!c_ign_eof) && (cbuf[0] == 'R'))
1255 {
1256 BIO_printf(bio_err,"RENEGOTIATING\n");
1257 SSL_renegotiate(con);
1258 cbuf_len=0;
1259 }
1260 else
1261 {
1262 cbuf_len=i;
1263 cbuf_off=0;
1264 #ifdef CHARSET_EBCDIC
1265 ebcdic2ascii(cbuf, cbuf, i);
1266 #endif
1267 }
1268
1269 write_ssl=1;
1270 read_tty=0;
1271 }
1272 }
1273 shut:
1274 SSL_shutdown(con);
1275 SHUTDOWN(SSL_get_fd(con));
1276 ret=0;
1277 end:
1278 if(prexit) print_stuff(bio_c_out,con,1);
1279 if (con != NULL) SSL_free(con);
1280 if (con2 != NULL) SSL_free(con2);
1281 if (ctx != NULL) SSL_CTX_free(ctx);
1282 if (cert)
1283 X509_free(cert);
1284 if (key)
1285 EVP_PKEY_free(key);
1286 if (pass)
1287 OPENSSL_free(pass);
1288 if (cbuf != NULL) { OPENSSL_cleanse(cbuf,BUFSIZZ); OPENSSL_free(cbuf); }
1289 if (sbuf != NULL) { OPENSSL_cleanse(sbuf,BUFSIZZ); OPENSSL_free(sbuf); }
1290 if (mbuf != NULL) { OPENSSL_cleanse(mbuf,BUFSIZZ); OPENSSL_free(mbuf); }
1291 if (bio_c_out != NULL)
1292 {
1293 BIO_free(bio_c_out);
1294 bio_c_out=NULL;
1295 }
1296 apps_shutdown();
1297 OPENSSL_EXIT(ret);
1298 }
1299
1300
1301 static void print_stuff(BIO *bio, SSL *s, int full)
1302 {
1303 X509 *peer=NULL;
1304 char *p;
1305 static const char *space=" ";
1306 char buf[BUFSIZ];
1307 STACK_OF(X509) *sk;
1308 STACK_OF(X509_NAME) *sk2;
1309 SSL_CIPHER *c;
1310 X509_NAME *xn;
1311 int j,i;
1312 #ifndef OPENSSL_NO_COMP
1313 const COMP_METHOD *comp, *expansion;
1314 #endif
1315
1316 if (full)
1317 {
1318 int got_a_chain = 0;
1319
1320 sk=SSL_get_peer_cert_chain(s);
1321 if (sk != NULL)
1322 {
1323 got_a_chain = 1; /* we don't have it for SSL2 (yet) */
1324
1325 BIO_printf(bio,"---\nCertificate chain\n");
1326 for (i=0; i<sk_X509_num(sk); i++)
1327 {
1328 X509_NAME_oneline(X509_get_subject_name(
1329 sk_X509_value(sk,i)),buf,sizeof buf);
1330 BIO_printf(bio,"%2d s:%s\n",i,buf);
1331 X509_NAME_oneline(X509_get_issuer_name(
1332 sk_X509_value(sk,i)),buf,sizeof buf);
1333 BIO_printf(bio," i:%s\n",buf);
1334 if (c_showcerts)
1335 PEM_write_bio_X509(bio,sk_X509_value(sk,i));
1336 }
1337 }
1338
1339 BIO_printf(bio,"---\n");
1340 peer=SSL_get_peer_certificate(s);
1341 if (peer != NULL)
1342 {
1343 BIO_printf(bio,"Server certificate\n");
1344 if (!(c_showcerts && got_a_chain)) /* Redundant if we showed the whole chain */
1345 PEM_write_bio_X509(bio,peer);
1346 X509_NAME_oneline(X509_get_subject_name(peer),
1347 buf,sizeof buf);
1348 BIO_printf(bio,"subject=%s\n",buf);
1349 X509_NAME_oneline(X509_get_issuer_name(peer),
1350 buf,sizeof buf);
1351 BIO_printf(bio,"issuer=%s\n",buf);
1352 }
1353 else
1354 BIO_printf(bio,"no peer certificate available\n");
1355
1356 sk2=SSL_get_client_CA_list(s);
1357 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0))
1358 {
1359 BIO_printf(bio,"---\nAcceptable client certificate CA names\n");
1360 for (i=0; i<sk_X509_NAME_num(sk2); i++)
1361 {
1362 xn=sk_X509_NAME_value(sk2,i);
1363 X509_NAME_oneline(xn,buf,sizeof(buf));
1364 BIO_write(bio,buf,strlen(buf));
1365 BIO_write(bio,"\n",1);
1366 }
1367 }
1368 else
1369 {
1370 BIO_printf(bio,"---\nNo client certificate CA names sent\n");
1371 }
1372 p=SSL_get_shared_ciphers(s,buf,sizeof buf);
1373 if (p != NULL)
1374 {
1375 /* This works only for SSL 2. In later protocol
1376 * versions, the client does not know what other
1377 * ciphers (in addition to the one to be used
1378 * in the current connection) the server supports. */
1379
1380 BIO_printf(bio,"---\nCiphers common between both SSL endpoints:\n");
1381 j=i=0;
1382 while (*p)
1383 {
1384 if (*p == ':')
1385 {
1386 BIO_write(bio,space,15-j%25);
1387 i++;
1388 j=0;
1389 BIO_write(bio,((i%3)?" ":"\n"),1);
1390 }
1391 else
1392 {
1393 BIO_write(bio,p,1);
1394 j++;
1395 }
1396 p++;
1397 }
1398 BIO_write(bio,"\n",1);
1399 }
1400
1401 BIO_printf(bio,"---\nSSL handshake has read %ld bytes and written %ld bytes\n",
1402 BIO_number_read(SSL_get_rbio(s)),
1403 BIO_number_written(SSL_get_wbio(s)));
1404 }
1405 BIO_printf(bio,((s->hit)?"---\nReused, ":"---\nNew, "));
1406 c=SSL_get_current_cipher(s);
1407 BIO_printf(bio,"%s, Cipher is %s\n",
1408 SSL_CIPHER_get_version(c),
1409 SSL_CIPHER_get_name(c));
1410 if (peer != NULL) {
1411 EVP_PKEY *pktmp;
1412 pktmp = X509_get_pubkey(peer);
1413 BIO_printf(bio,"Server public key is %d bit\n",
1414 EVP_PKEY_bits(pktmp));
1415 EVP_PKEY_free(pktmp);
1416 }
1417 #ifndef OPENSSL_NO_COMP
1418 comp=SSL_get_current_compression(s);
1419 expansion=SSL_get_current_expansion(s);
1420 BIO_printf(bio,"Compression: %s\n",
1421 comp ? SSL_COMP_get_name(comp) : "NONE");
1422 BIO_printf(bio,"Expansion: %s\n",
1423 expansion ? SSL_COMP_get_name(expansion) : "NONE");
1424 #endif
1425 SSL_SESSION_print(bio,SSL_get_session(s));
1426 BIO_printf(bio,"---\n");
1427 if (peer != NULL)
1428 X509_free(peer);
1429 /* flush, or debugging output gets mixed with http response */
1430 (void)BIO_flush(bio);
1431 }
1432
DragonFly BSD