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Remove old versions of OpenSSL.
[dragonfly.git] / crypto / openssl-0.9 / apps / s_client.c
blob60a8d13df1987333c463ca74e79080d00c4930d8
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 <openssl/ocsp.h>
138 #include "s_apps.h"
139 #include "timeouts.h"
140
141 #ifdef OPENSSL_SYS_WINCE
142 /* Windows CE incorrectly defines fileno as returning void*, so to avoid problems below... */
143 #ifdef fileno
144 #undef fileno
145 #endif
146 #define fileno(a) (int)_fileno(a)
147 #endif
148
149
150 #if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000)
151 /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */
152 #undef FIONBIO
153 #endif
154
155 #undef PROG
156 #define PROG s_client_main
157
158 /*#define SSL_HOST_NAME "www.netscape.com" */
159 /*#define SSL_HOST_NAME "193.118.187.102" */
160 #define SSL_HOST_NAME "localhost"
161
162 /*#define TEST_CERT "client.pem" */ /* no default cert. */
163
164 #undef BUFSIZZ
165 #define BUFSIZZ 1024*8
166
167 extern int verify_depth;
168 extern int verify_error;
169
170 #ifdef FIONBIO
171 static int c_nbio=0;
172 #endif
173 static int c_Pause=0;
174 static int c_debug=0;
175 #ifndef OPENSSL_NO_TLSEXT
176 static int c_tlsextdebug=0;
177 static int c_status_req=0;
178 #endif
179 static int c_msg=0;
180 static int c_showcerts=0;
181
182 static void sc_usage(void);
183 static void print_stuff(BIO *berr,SSL *con,int full);
184 #ifndef OPENSSL_NO_TLSEXT
185 static int ocsp_resp_cb(SSL *s, void *arg);
186 #endif
187 static BIO *bio_c_out=NULL;
188 static int c_quiet=0;
189 static int c_ign_eof=0;
190
191 static void sc_usage(void)
192 {
193 BIO_printf(bio_err,"usage: s_client args\n");
194 BIO_printf(bio_err,"\n");
195 BIO_printf(bio_err," -host host - use -connect instead\n");
196 BIO_printf(bio_err," -port port - use -connect instead\n");
197 BIO_printf(bio_err," -connect host:port - who to connect to (default is %s:%s)\n",SSL_HOST_NAME,PORT_STR);
198
199 BIO_printf(bio_err," -verify depth - turn on peer certificate verification\n");
200 BIO_printf(bio_err," -cert arg - certificate file to use, PEM format assumed\n");
201 BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n");
202 BIO_printf(bio_err," -key arg - Private key file to use, in cert file if\n");
203 BIO_printf(bio_err," not specified but cert file is.\n");
204 BIO_printf(bio_err," -keyform arg - key format (PEM or DER) PEM default\n");
205 BIO_printf(bio_err," -pass arg - private key file pass phrase source\n");
206 BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n");
207 BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n");
208 BIO_printf(bio_err," -reconnect - Drop and re-make the connection with the same Session-ID\n");
209 BIO_printf(bio_err," -pause - sleep(1) after each read(2) and write(2) system call\n");
210 BIO_printf(bio_err," -showcerts - show all certificates in the chain\n");
211 BIO_printf(bio_err," -debug - extra output\n");
212 #ifdef WATT32
213 BIO_printf(bio_err," -wdebug - WATT-32 tcp debugging\n");
214 #endif
215 BIO_printf(bio_err," -msg - Show protocol messages\n");
216 BIO_printf(bio_err," -nbio_test - more ssl protocol testing\n");
217 BIO_printf(bio_err," -state - print the 'ssl' states\n");
218 #ifdef FIONBIO
219 BIO_printf(bio_err," -nbio - Run with non-blocking IO\n");
220 #endif
221 BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n");
222 BIO_printf(bio_err," -quiet - no s_client output\n");
223 BIO_printf(bio_err," -ign_eof - ignore input eof (default when -quiet)\n");
224 BIO_printf(bio_err," -ssl2 - just use SSLv2\n");
225 BIO_printf(bio_err," -ssl3 - just use SSLv3\n");
226 BIO_printf(bio_err," -tls1 - just use TLSv1\n");
227 BIO_printf(bio_err," -dtls1 - just use DTLSv1\n");
228 BIO_printf(bio_err," -mtu - set the MTU\n");
229 BIO_printf(bio_err," -no_tls1/-no_ssl3/-no_ssl2 - turn off that protocol\n");
230 BIO_printf(bio_err," -bugs - Switch on all SSL implementation bug workarounds\n");
231 BIO_printf(bio_err," -serverpref - Use server's cipher preferences (only SSLv2)\n");
232 BIO_printf(bio_err," -cipher - preferred cipher to use, use the 'openssl ciphers'\n");
233 BIO_printf(bio_err," command to see what is available\n");
234 BIO_printf(bio_err," -starttls prot - use the STARTTLS command before starting TLS\n");
235 BIO_printf(bio_err," for those protocols that support it, where\n");
236 BIO_printf(bio_err," 'prot' defines which one to assume. Currently,\n");
237 BIO_printf(bio_err," only \"smtp\", \"pop3\", \"imap\", and \"ftp\" are supported.\n");
238 #ifndef OPENSSL_NO_ENGINE
239 BIO_printf(bio_err," -engine id - Initialise and use the specified engine\n");
240 #endif
241 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
242 BIO_printf(bio_err," -sess_out arg - file to write SSL session to\n");
243 BIO_printf(bio_err," -sess_in arg - file to read SSL session from\n");
244 #ifndef OPENSSL_NO_TLSEXT
245 BIO_printf(bio_err," -servername host - Set TLS extension servername in ClientHello\n");
246 BIO_printf(bio_err," -tlsextdebug - hex dump of all TLS extensions received\n");
247 BIO_printf(bio_err," -status - request certificate status from server\n");
248 BIO_printf(bio_err," -no_ticket - disable use of RFC4507bis session tickets\n");
249 #endif
250 }
251
252 #ifndef OPENSSL_NO_TLSEXT
253
254 /* This is a context that we pass to callbacks */
255 typedef struct tlsextctx_st {
256 BIO * biodebug;
257 int ack;
258 } tlsextctx;
259
260
261 static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg)
262 {
263 tlsextctx * p = (tlsextctx *) arg;
264 const char * hn= SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
265 if (SSL_get_servername_type(s) != -1)
266 p->ack = !SSL_session_reused(s) && hn != NULL;
267 else
268 BIO_printf(bio_err,"Can't use SSL_get_servername\n");
269
270 return SSL_TLSEXT_ERR_OK;
271 }
272 #endif
273 enum
274 {
275 PROTO_OFF = 0,
276 PROTO_SMTP,
277 PROTO_POP3,
278 PROTO_IMAP,
279 PROTO_FTP
280 };
281
282 int MAIN(int, char **);
283
284 int MAIN(int argc, char **argv)
285 {
286 int off=0;
287 SSL *con=NULL,*con2=NULL;
288 X509_STORE *store = NULL;
289 int s,k,width,state=0;
290 char *cbuf=NULL,*sbuf=NULL,*mbuf=NULL;
291 int cbuf_len,cbuf_off;
292 int sbuf_len,sbuf_off;
293 fd_set readfds,writefds;
294 short port=PORT;
295 int full_log=1;
296 char *host=SSL_HOST_NAME;
297 char *cert_file=NULL,*key_file=NULL;
298 int cert_format = FORMAT_PEM, key_format = FORMAT_PEM;
299 char *passarg = NULL, *pass = NULL;
300 X509 *cert = NULL;
301 EVP_PKEY *key = NULL;
302 char *CApath=NULL,*CAfile=NULL,*cipher=NULL;
303 int reconnect=0,badop=0,verify=SSL_VERIFY_NONE,bugs=0;
304 int crlf=0;
305 int write_tty,read_tty,write_ssl,read_ssl,tty_on,ssl_pending;
306 SSL_CTX *ctx=NULL;
307 int ret=1,in_init=1,i,nbio_test=0;
308 int starttls_proto = PROTO_OFF;
309 int prexit = 0, vflags = 0;
310 SSL_METHOD *meth=NULL;
311 #ifdef sock_type
312 #undef sock_type
313 #endif
314 int sock_type=SOCK_STREAM;
315 BIO *sbio;
316 char *inrand=NULL;
317 int mbuf_len=0;
318 #ifndef OPENSSL_NO_ENGINE
319 char *engine_id=NULL;
320 char *ssl_client_engine_id=NULL;
321 ENGINE *e=NULL, *ssl_client_engine=NULL;
322 #endif
323 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
324 struct timeval tv;
325 #endif
326
327 #ifndef OPENSSL_NO_TLSEXT
328 char *servername = NULL;
329 tlsextctx tlsextcbp =
330 {NULL,0};
331 #endif
332 char *sess_in = NULL;
333 char *sess_out = NULL;
334 struct sockaddr peer;
335 int peerlen = sizeof(peer);
336 int enable_timeouts = 0 ;
337 long mtu = 0;
338
339 #if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
340 meth=SSLv23_client_method();
341 #elif !defined(OPENSSL_NO_SSL3)
342 meth=SSLv3_client_method();
343 #elif !defined(OPENSSL_NO_SSL2)
344 meth=SSLv2_client_method();
345 #endif
346
347 apps_startup();
348 c_Pause=0;
349 c_quiet=0;
350 c_ign_eof=0;
351 c_debug=0;
352 c_msg=0;
353 c_showcerts=0;
354
355 if (bio_err == NULL)
356 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
357
358 if (!load_config(bio_err, NULL))
359 goto end;
360
361 if ( ((cbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
362 ((sbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
363 ((mbuf=OPENSSL_malloc(BUFSIZZ)) == NULL))
364 {
365 BIO_printf(bio_err,"out of memory\n");
366 goto end;
367 }
368
369 verify_depth=0;
370 verify_error=X509_V_OK;
371 #ifdef FIONBIO
372 c_nbio=0;
373 #endif
374
375 argc--;
376 argv++;
377 while (argc >= 1)
378 {
379 if (strcmp(*argv,"-host") == 0)
380 {
381 if (--argc < 1) goto bad;
382 host= *(++argv);
383 }
384 else if (strcmp(*argv,"-port") == 0)
385 {
386 if (--argc < 1) goto bad;
387 port=atoi(*(++argv));
388 if (port == 0) goto bad;
389 }
390 else if (strcmp(*argv,"-connect") == 0)
391 {
392 if (--argc < 1) goto bad;
393 if (!extract_host_port(*(++argv),&host,NULL,&port))
394 goto bad;
395 }
396 else if (strcmp(*argv,"-verify") == 0)
397 {
398 verify=SSL_VERIFY_PEER;
399 if (--argc < 1) goto bad;
400 verify_depth=atoi(*(++argv));
401 BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
402 }
403 else if (strcmp(*argv,"-cert") == 0)
404 {
405 if (--argc < 1) goto bad;
406 cert_file= *(++argv);
407 }
408 else if (strcmp(*argv,"-sess_out") == 0)
409 {
410 if (--argc < 1) goto bad;
411 sess_out = *(++argv);
412 }
413 else if (strcmp(*argv,"-sess_in") == 0)
414 {
415 if (--argc < 1) goto bad;
416 sess_in = *(++argv);
417 }
418 else if (strcmp(*argv,"-certform") == 0)
419 {
420 if (--argc < 1) goto bad;
421 cert_format = str2fmt(*(++argv));
422 }
423 else if (strcmp(*argv,"-crl_check") == 0)
424 vflags |= X509_V_FLAG_CRL_CHECK;
425 else if (strcmp(*argv,"-crl_check_all") == 0)
426 vflags |= X509_V_FLAG_CRL_CHECK|X509_V_FLAG_CRL_CHECK_ALL;
427 else if (strcmp(*argv,"-prexit") == 0)
428 prexit=1;
429 else if (strcmp(*argv,"-crlf") == 0)
430 crlf=1;
431 else if (strcmp(*argv,"-quiet") == 0)
432 {
433 c_quiet=1;
434 c_ign_eof=1;
435 }
436 else if (strcmp(*argv,"-ign_eof") == 0)
437 c_ign_eof=1;
438 else if (strcmp(*argv,"-pause") == 0)
439 c_Pause=1;
440 else if (strcmp(*argv,"-debug") == 0)
441 c_debug=1;
442 #ifndef OPENSSL_NO_TLSEXT
443 else if (strcmp(*argv,"-tlsextdebug") == 0)
444 c_tlsextdebug=1;
445 else if (strcmp(*argv,"-status") == 0)
446 c_status_req=1;
447 #endif
448 #ifdef WATT32
449 else if (strcmp(*argv,"-wdebug") == 0)
450 dbug_init();
451 #endif
452 else if (strcmp(*argv,"-msg") == 0)
453 c_msg=1;
454 else if (strcmp(*argv,"-showcerts") == 0)
455 c_showcerts=1;
456 else if (strcmp(*argv,"-nbio_test") == 0)
457 nbio_test=1;
458 else if (strcmp(*argv,"-state") == 0)
459 state=1;
460 #ifndef OPENSSL_NO_SSL2
461 else if (strcmp(*argv,"-ssl2") == 0)
462 meth=SSLv2_client_method();
463 #endif
464 #ifndef OPENSSL_NO_SSL3
465 else if (strcmp(*argv,"-ssl3") == 0)
466 meth=SSLv3_client_method();
467 #endif
468 #ifndef OPENSSL_NO_TLS1
469 else if (strcmp(*argv,"-tls1") == 0)
470 meth=TLSv1_client_method();
471 #endif
472 #ifndef OPENSSL_NO_DTLS1
473 else if (strcmp(*argv,"-dtls1") == 0)
474 {
475 meth=DTLSv1_client_method();
476 sock_type=SOCK_DGRAM;
477 }
478 else if (strcmp(*argv,"-timeout") == 0)
479 enable_timeouts=1;
480 else if (strcmp(*argv,"-mtu") == 0)
481 {
482 if (--argc < 1) goto bad;
483 mtu = atol(*(++argv));
484 }
485 #endif
486 else if (strcmp(*argv,"-bugs") == 0)
487 bugs=1;
488 else if (strcmp(*argv,"-keyform") == 0)
489 {
490 if (--argc < 1) goto bad;
491 key_format = str2fmt(*(++argv));
492 }
493 else if (strcmp(*argv,"-pass") == 0)
494 {
495 if (--argc < 1) goto bad;
496 passarg = *(++argv);
497 }
498 else if (strcmp(*argv,"-key") == 0)
499 {
500 if (--argc < 1) goto bad;
501 key_file= *(++argv);
502 }
503 else if (strcmp(*argv,"-reconnect") == 0)
504 {
505 reconnect=5;
506 }
507 else if (strcmp(*argv,"-CApath") == 0)
508 {
509 if (--argc < 1) goto bad;
510 CApath= *(++argv);
511 }
512 else if (strcmp(*argv,"-CAfile") == 0)
513 {
514 if (--argc < 1) goto bad;
515 CAfile= *(++argv);
516 }
517 else if (strcmp(*argv,"-no_tls1") == 0)
518 off|=SSL_OP_NO_TLSv1;
519 else if (strcmp(*argv,"-no_ssl3") == 0)
520 off|=SSL_OP_NO_SSLv3;
521 else if (strcmp(*argv,"-no_ssl2") == 0)
522 off|=SSL_OP_NO_SSLv2;
523 #ifndef OPENSSL_NO_TLSEXT
524 else if (strcmp(*argv,"-no_ticket") == 0)
525 { off|=SSL_OP_NO_TICKET; }
526 #endif
527 else if (strcmp(*argv,"-serverpref") == 0)
528 off|=SSL_OP_CIPHER_SERVER_PREFERENCE;
529 else if (strcmp(*argv,"-cipher") == 0)
530 {
531 if (--argc < 1) goto bad;
532 cipher= *(++argv);
533 }
534 #ifdef FIONBIO
535 else if (strcmp(*argv,"-nbio") == 0)
536 { c_nbio=1; }
537 #endif
538 else if (strcmp(*argv,"-starttls") == 0)
539 {
540 if (--argc < 1) goto bad;
541 ++argv;
542 if (strcmp(*argv,"smtp") == 0)
543 starttls_proto = PROTO_SMTP;
544 else if (strcmp(*argv,"pop3") == 0)
545 starttls_proto = PROTO_POP3;
546 else if (strcmp(*argv,"imap") == 0)
547 starttls_proto = PROTO_IMAP;
548 else if (strcmp(*argv,"ftp") == 0)
549 starttls_proto = PROTO_FTP;
550 else
551 goto bad;
552 }
553 #ifndef OPENSSL_NO_ENGINE
554 else if (strcmp(*argv,"-engine") == 0)
555 {
556 if (--argc < 1) goto bad;
557 engine_id = *(++argv);
558 }
559 else if (strcmp(*argv,"-ssl_client_engine") == 0)
560 {
561 if (--argc < 1) goto bad;
562 ssl_client_engine_id = *(++argv);
563 }
564 #endif
565 else if (strcmp(*argv,"-rand") == 0)
566 {
567 if (--argc < 1) goto bad;
568 inrand= *(++argv);
569 }
570 #ifndef OPENSSL_NO_TLSEXT
571 else if (strcmp(*argv,"-servername") == 0)
572 {
573 if (--argc < 1) goto bad;
574 servername= *(++argv);
575 /* meth=TLSv1_client_method(); */
576 }
577 #endif
578 else
579 {
580 BIO_printf(bio_err,"unknown option %s\n",*argv);
581 badop=1;
582 break;
583 }
584 argc--;
585 argv++;
586 }
587 if (badop)
588 {
589 bad:
590 sc_usage();
591 goto end;
592 }
593
594 OpenSSL_add_ssl_algorithms();
595 SSL_load_error_strings();
596
597 #ifndef OPENSSL_NO_ENGINE
598 e = setup_engine(bio_err, engine_id, 1);
599 if (ssl_client_engine_id)
600 {
601 ssl_client_engine = ENGINE_by_id(ssl_client_engine_id);
602 if (!ssl_client_engine)
603 {
604 BIO_printf(bio_err,
605 "Error getting client auth engine\n");
606 goto end;
607 }
608 }
609 #endif
610 if (!app_passwd(bio_err, passarg, NULL, &pass, NULL))
611 {
612 BIO_printf(bio_err, "Error getting password\n");
613 goto end;
614 }
615
616 if (key_file == NULL)
617 key_file = cert_file;
618
619
620 if (key_file)
621
622 {
623
624 key = load_key(bio_err, key_file, key_format, 0, pass, e,
625 "client certificate private key file");
626 if (!key)
627 {
628 ERR_print_errors(bio_err);
629 goto end;
630 }
631
632 }
633
634 if (cert_file)
635
636 {
637 cert = load_cert(bio_err,cert_file,cert_format,
638 NULL, e, "client certificate file");
639
640 if (!cert)
641 {
642 ERR_print_errors(bio_err);
643 goto end;
644 }
645 }
646
647 if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
648 && !RAND_status())
649 {
650 BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
651 }
652 if (inrand != NULL)
653 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
654 app_RAND_load_files(inrand));
655
656 if (bio_c_out == NULL)
657 {
658 if (c_quiet && !c_debug && !c_msg)
659 {
660 bio_c_out=BIO_new(BIO_s_null());
661 }
662 else
663 {
664 if (bio_c_out == NULL)
665 bio_c_out=BIO_new_fp(stdout,BIO_NOCLOSE);
666 }
667 }
668
669 ctx=SSL_CTX_new(meth);
670 if (ctx == NULL)
671 {
672 ERR_print_errors(bio_err);
673 goto end;
674 }
675
676 #ifndef OPENSSL_NO_ENGINE
677 if (ssl_client_engine)
678 {
679 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine))
680 {
681 BIO_puts(bio_err, "Error setting client auth engine\n");
682 ERR_print_errors(bio_err);
683 ENGINE_free(ssl_client_engine);
684 goto end;
685 }
686 ENGINE_free(ssl_client_engine);
687 }
688 #endif
689
690 if (bugs)
691 SSL_CTX_set_options(ctx,SSL_OP_ALL|off);
692 else
693 SSL_CTX_set_options(ctx,off);
694 /* DTLS: partial reads end up discarding unread UDP bytes :-(
695 * Setting read ahead solves this problem.
696 */
697 if (sock_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
698
699 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
700 if (cipher != NULL)
701 if(!SSL_CTX_set_cipher_list(ctx,cipher)) {
702 BIO_printf(bio_err,"error setting cipher list\n");
703 ERR_print_errors(bio_err);
704 goto end;
705 }
706 #if 0
707 else
708 SSL_CTX_set_cipher_list(ctx,getenv("SSL_CIPHER"));
709 #endif
710
711 SSL_CTX_set_verify(ctx,verify,verify_callback);
712 if (!set_cert_key_stuff(ctx,cert,key))
713 goto end;
714
715 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
716 (!SSL_CTX_set_default_verify_paths(ctx)))
717 {
718 /* BIO_printf(bio_err,"error setting default verify locations\n"); */
719 ERR_print_errors(bio_err);
720 /* goto end; */
721 }
722
723 store = SSL_CTX_get_cert_store(ctx);
724 X509_STORE_set_flags(store, vflags);
725 #ifndef OPENSSL_NO_TLSEXT
726 if (servername != NULL)
727 {
728 tlsextcbp.biodebug = bio_err;
729 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
730 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
731 }
732 #endif
733
734 con=SSL_new(ctx);
735 if (sess_in)
736 {
737 SSL_SESSION *sess;
738 BIO *stmp = BIO_new_file(sess_in, "r");
739 if (!stmp)
740 {
741 BIO_printf(bio_err, "Can't open session file %s\n",
742 sess_in);
743 ERR_print_errors(bio_err);
744 goto end;
745 }
746 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
747 BIO_free(stmp);
748 if (!sess)
749 {
750 BIO_printf(bio_err, "Can't open session file %s\n",
751 sess_in);
752 ERR_print_errors(bio_err);
753 goto end;
754 }
755 SSL_set_session(con, sess);
756 SSL_SESSION_free(sess);
757 }
758 #ifndef OPENSSL_NO_TLSEXT
759 if (servername != NULL)
760 {
761 if (!SSL_set_tlsext_host_name(con,servername))
762 {
763 BIO_printf(bio_err,"Unable to set TLS servername extension.\n");
764 ERR_print_errors(bio_err);
765 goto end;
766 }
767 }
768 #endif
769
770 #ifndef OPENSSL_NO_KRB5
771 if (con && (con->kssl_ctx = kssl_ctx_new()) != NULL)
772 {
773 kssl_ctx_setstring(con->kssl_ctx, KSSL_SERVER, host);
774 }
775 #endif /* OPENSSL_NO_KRB5 */
776 /* SSL_set_cipher_list(con,"RC4-MD5"); */
777
778 re_start:
779
780 if (init_client(&s,host,port,sock_type) == 0)
781 {
782 BIO_printf(bio_err,"connect:errno=%d\n",get_last_socket_error());
783 SHUTDOWN(s);
784 goto end;
785 }
786 BIO_printf(bio_c_out,"CONNECTED(%08X)\n",s);
787
788 #ifdef FIONBIO
789 if (c_nbio)
790 {
791 unsigned long l=1;
792 BIO_printf(bio_c_out,"turning on non blocking io\n");
793 if (BIO_socket_ioctl(s,FIONBIO,&l) < 0)
794 {
795 ERR_print_errors(bio_err);
796 goto end;
797 }
798 }
799 #endif
800 if (c_Pause & 0x01) con->debug=1;
801
802 if ( SSL_version(con) == DTLS1_VERSION)
803 {
804 struct timeval timeout;
805
806 sbio=BIO_new_dgram(s,BIO_NOCLOSE);
807 if (getsockname(s, &peer, (void *)&peerlen) < 0)
808 {
809 BIO_printf(bio_err, "getsockname:errno=%d\n",
810 get_last_socket_error());
811 SHUTDOWN(s);
812 goto end;
813 }
814
815 (void)BIO_ctrl_set_connected(sbio, 1, &peer);
816
817 if ( enable_timeouts)
818 {
819 timeout.tv_sec = 0;
820 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
821 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
822
823 timeout.tv_sec = 0;
824 timeout.tv_usec = DGRAM_SND_TIMEOUT;
825 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
826 }
827
828 if ( mtu > 0)
829 {
830 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
831 SSL_set_mtu(con, mtu);
832 }
833 else
834 /* want to do MTU discovery */
835 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
836 }
837 else
838 sbio=BIO_new_socket(s,BIO_NOCLOSE);
839
840
841
842 if (nbio_test)
843 {
844 BIO *test;
845
846 test=BIO_new(BIO_f_nbio_test());
847 sbio=BIO_push(test,sbio);
848 }
849
850 if (c_debug)
851 {
852 con->debug=1;
853 BIO_set_callback(sbio,bio_dump_callback);
854 BIO_set_callback_arg(sbio,(char *)bio_c_out);
855 }
856 if (c_msg)
857 {
858 SSL_set_msg_callback(con, msg_cb);
859 SSL_set_msg_callback_arg(con, bio_c_out);
860 }
861 #ifndef OPENSSL_NO_TLSEXT
862 if (c_tlsextdebug)
863 {
864 SSL_set_tlsext_debug_callback(con, tlsext_cb);
865 SSL_set_tlsext_debug_arg(con, bio_c_out);
866 }
867 if (c_status_req)
868 {
869 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
870 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
871 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
872 #if 0
873 {
874 STACK_OF(OCSP_RESPID) *ids = sk_OCSP_RESPID_new_null();
875 OCSP_RESPID *id = OCSP_RESPID_new();
876 id->value.byKey = ASN1_OCTET_STRING_new();
877 id->type = V_OCSP_RESPID_KEY;
878 ASN1_STRING_set(id->value.byKey, "Hello World", -1);
879 sk_OCSP_RESPID_push(ids, id);
880 SSL_set_tlsext_status_ids(con, ids);
881 }
882 #endif
883 }
884 #endif
885
886 SSL_set_bio(con,sbio,sbio);
887 SSL_set_connect_state(con);
888
889 /* ok, lets connect */
890 width=SSL_get_fd(con)+1;
891
892 read_tty=1;
893 write_tty=0;
894 tty_on=0;
895 read_ssl=1;
896 write_ssl=1;
897
898 cbuf_len=0;
899 cbuf_off=0;
900 sbuf_len=0;
901 sbuf_off=0;
902
903 /* This is an ugly hack that does a lot of assumptions */
904 /* We do have to handle multi-line responses which may come
905 in a single packet or not. We therefore have to use
906 BIO_gets() which does need a buffering BIO. So during
907 the initial chitchat we do push a buffering BIO into the
908 chain that is removed again later on to not disturb the
909 rest of the s_client operation. */
910 if (starttls_proto == PROTO_SMTP)
911 {
912 int foundit=0;
913 BIO *fbio = BIO_new(BIO_f_buffer());
914 BIO_push(fbio, sbio);
915 /* wait for multi-line response to end from SMTP */
916 do
917 {
918 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
919 }
920 while (mbuf_len>3 && mbuf[3]=='-');
921 /* STARTTLS command requires EHLO... */
922 BIO_printf(fbio,"EHLO openssl.client.net\r\n");
923 (void)BIO_flush(fbio);
924 /* wait for multi-line response to end EHLO SMTP response */
925 do
926 {
927 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
928 if (strstr(mbuf,"STARTTLS"))
929 foundit=1;
930 }
931 while (mbuf_len>3 && mbuf[3]=='-');
932 (void)BIO_flush(fbio);
933 BIO_pop(fbio);
934 BIO_free(fbio);
935 if (!foundit)
936 BIO_printf(bio_err,
937 "didn't found starttls in server response,"
938 " try anyway...\n");
939 BIO_printf(sbio,"STARTTLS\r\n");
940 BIO_read(sbio,sbuf,BUFSIZZ);
941 }
942 else if (starttls_proto == PROTO_POP3)
943 {
944 BIO_read(sbio,mbuf,BUFSIZZ);
945 BIO_printf(sbio,"STLS\r\n");
946 BIO_read(sbio,sbuf,BUFSIZZ);
947 }
948 else if (starttls_proto == PROTO_IMAP)
949 {
950 int foundit=0;
951 BIO *fbio = BIO_new(BIO_f_buffer());
952 BIO_push(fbio, sbio);
953 BIO_gets(fbio,mbuf,BUFSIZZ);
954 /* STARTTLS command requires CAPABILITY... */
955 BIO_printf(fbio,". CAPABILITY\r\n");
956 (void)BIO_flush(fbio);
957 /* wait for multi-line CAPABILITY response */
958 do
959 {
960 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
961 if (strstr(mbuf,"STARTTLS"))
962 foundit=1;
963 }
964 while (mbuf_len>3 && mbuf[0]!='.');
965 (void)BIO_flush(fbio);
966 BIO_pop(fbio);
967 BIO_free(fbio);
968 if (!foundit)
969 BIO_printf(bio_err,
970 "didn't found STARTTLS in server response,"
971 " try anyway...\n");
972 BIO_printf(sbio,". STARTTLS\r\n");
973 BIO_read(sbio,sbuf,BUFSIZZ);
974 }
975 else if (starttls_proto == PROTO_FTP)
976 {
977 BIO *fbio = BIO_new(BIO_f_buffer());
978 BIO_push(fbio, sbio);
979 /* wait for multi-line response to end from FTP */
980 do
981 {
982 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
983 }
984 while (mbuf_len>3 && mbuf[3]=='-');
985 (void)BIO_flush(fbio);
986 BIO_pop(fbio);
987 BIO_free(fbio);
988 BIO_printf(sbio,"AUTH TLS\r\n");
989 BIO_read(sbio,sbuf,BUFSIZZ);
990 }
991
992 for (;;)
993 {
994 FD_ZERO(&readfds);
995 FD_ZERO(&writefds);
996
997 if (SSL_in_init(con) && !SSL_total_renegotiations(con))
998 {
999 in_init=1;
1000 tty_on=0;
1001 }
1002 else
1003 {
1004 tty_on=1;
1005 if (in_init)
1006 {
1007 in_init=0;
1008 if (sess_out)
1009 {
1010 BIO *stmp = BIO_new_file(sess_out, "w");
1011 if (stmp)
1012 {
1013 PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
1014 BIO_free(stmp);
1015 }
1016 else
1017 BIO_printf(bio_err, "Error writing session file %s\n", sess_out);
1018 }
1019 print_stuff(bio_c_out,con,full_log);
1020 if (full_log > 0) full_log--;
1021
1022 if (starttls_proto)
1023 {
1024 BIO_printf(bio_err,"%s",mbuf);
1025 /* We don't need to know any more */
1026 starttls_proto = PROTO_OFF;
1027 }
1028
1029 if (reconnect)
1030 {
1031 reconnect--;
1032 BIO_printf(bio_c_out,"drop connection and then reconnect\n");
1033 SSL_shutdown(con);
1034 SSL_set_connect_state(con);
1035 SHUTDOWN(SSL_get_fd(con));
1036 goto re_start;
1037 }
1038 }
1039 }
1040
1041 ssl_pending = read_ssl && SSL_pending(con);
1042
1043 if (!ssl_pending)
1044 {
1045 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE)
1046 if (tty_on)
1047 {
1048 if (read_tty) FD_SET(fileno(stdin),&readfds);
1049 if (write_tty) FD_SET(fileno(stdout),&writefds);
1050 }
1051 if (read_ssl)
1052 FD_SET(SSL_get_fd(con),&readfds);
1053 if (write_ssl)
1054 FD_SET(SSL_get_fd(con),&writefds);
1055 #else
1056 if(!tty_on || !write_tty) {
1057 if (read_ssl)
1058 FD_SET(SSL_get_fd(con),&readfds);
1059 if (write_ssl)
1060 FD_SET(SSL_get_fd(con),&writefds);
1061 }
1062 #endif
1063 /* printf("mode tty(%d %d%d) ssl(%d%d)\n",
1064 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
1065
1066 /* Note: under VMS with SOCKETSHR the second parameter
1067 * is currently of type (int *) whereas under other
1068 * systems it is (void *) if you don't have a cast it
1069 * will choke the compiler: if you do have a cast then
1070 * you can either go for (int *) or (void *).
1071 */
1072 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1073 /* Under Windows/DOS we make the assumption that we can
1074 * always write to the tty: therefore if we need to
1075 * write to the tty we just fall through. Otherwise
1076 * we timeout the select every second and see if there
1077 * are any keypresses. Note: this is a hack, in a proper
1078 * Windows application we wouldn't do this.
1079 */
1080 i=0;
1081 if(!write_tty) {
1082 if(read_tty) {
1083 tv.tv_sec = 1;
1084 tv.tv_usec = 0;
1085 i=select(width,(void *)&readfds,(void *)&writefds,
1086 NULL,&tv);
1087 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1088 if(!i && (!_kbhit() || !read_tty) ) continue;
1089 #else
1090 if(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue;
1091 #endif
1092 } else i=select(width,(void *)&readfds,(void *)&writefds,
1093 NULL,NULL);
1094 }
1095 #elif defined(OPENSSL_SYS_NETWARE)
1096 if(!write_tty) {
1097 if(read_tty) {
1098 tv.tv_sec = 1;
1099 tv.tv_usec = 0;
1100 i=select(width,(void *)&readfds,(void *)&writefds,
1101 NULL,&tv);
1102 } else i=select(width,(void *)&readfds,(void *)&writefds,
1103 NULL,NULL);
1104 }
1105 #else
1106 i=select(width,(void *)&readfds,(void *)&writefds,
1107 NULL,NULL);
1108 #endif
1109 if ( i < 0)
1110 {
1111 BIO_printf(bio_err,"bad select %d\n",
1112 get_last_socket_error());
1113 goto shut;
1114 /* goto end; */
1115 }
1116 }
1117
1118 if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds))
1119 {
1120 k=SSL_write(con,&(cbuf[cbuf_off]),
1121 (unsigned int)cbuf_len);
1122 switch (SSL_get_error(con,k))
1123 {
1124 case SSL_ERROR_NONE:
1125 cbuf_off+=k;
1126 cbuf_len-=k;
1127 if (k <= 0) goto end;
1128 /* we have done a write(con,NULL,0); */
1129 if (cbuf_len <= 0)
1130 {
1131 read_tty=1;
1132 write_ssl=0;
1133 }
1134 else /* if (cbuf_len > 0) */
1135 {
1136 read_tty=0;
1137 write_ssl=1;
1138 }
1139 break;
1140 case SSL_ERROR_WANT_WRITE:
1141 BIO_printf(bio_c_out,"write W BLOCK\n");
1142 write_ssl=1;
1143 read_tty=0;
1144 break;
1145 case SSL_ERROR_WANT_READ:
1146 BIO_printf(bio_c_out,"write R BLOCK\n");
1147 write_tty=0;
1148 read_ssl=1;
1149 write_ssl=0;
1150 break;
1151 case SSL_ERROR_WANT_X509_LOOKUP:
1152 BIO_printf(bio_c_out,"write X BLOCK\n");
1153 break;
1154 case SSL_ERROR_ZERO_RETURN:
1155 if (cbuf_len != 0)
1156 {
1157 BIO_printf(bio_c_out,"shutdown\n");
1158 goto shut;
1159 }
1160 else
1161 {
1162 read_tty=1;
1163 write_ssl=0;
1164 break;
1165 }
1166
1167 case SSL_ERROR_SYSCALL:
1168 if ((k != 0) || (cbuf_len != 0))
1169 {
1170 BIO_printf(bio_err,"write:errno=%d\n",
1171 get_last_socket_error());
1172 goto shut;
1173 }
1174 else
1175 {
1176 read_tty=1;
1177 write_ssl=0;
1178 }
1179 break;
1180 case SSL_ERROR_SSL:
1181 ERR_print_errors(bio_err);
1182 goto shut;
1183 }
1184 }
1185 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
1186 /* Assume Windows/DOS can always write */
1187 else if (!ssl_pending && write_tty)
1188 #else
1189 else if (!ssl_pending && FD_ISSET(fileno(stdout),&writefds))
1190 #endif
1191 {
1192 #ifdef CHARSET_EBCDIC
1193 ascii2ebcdic(&(sbuf[sbuf_off]),&(sbuf[sbuf_off]),sbuf_len);
1194 #endif
1195 i=write(fileno(stdout),&(sbuf[sbuf_off]),sbuf_len);
1196
1197 if (i <= 0)
1198 {
1199 BIO_printf(bio_c_out,"DONE\n");
1200 goto shut;
1201 /* goto end; */
1202 }
1203
1204 sbuf_len-=i;;
1205 sbuf_off+=i;
1206 if (sbuf_len <= 0)
1207 {
1208 read_ssl=1;
1209 write_tty=0;
1210 }
1211 }
1212 else if (ssl_pending || FD_ISSET(SSL_get_fd(con),&readfds))
1213 {
1214 #ifdef RENEG
1215 { static int iiii; if (++iiii == 52) { SSL_renegotiate(con); iiii=0; } }
1216 #endif
1217 #if 1
1218 k=SSL_read(con,sbuf,1024 /* BUFSIZZ */ );
1219 #else
1220 /* Demo for pending and peek :-) */
1221 k=SSL_read(con,sbuf,16);
1222 { char zbuf[10240];
1223 printf("read=%d pending=%d peek=%d\n",k,SSL_pending(con),SSL_peek(con,zbuf,10240));
1224 }
1225 #endif
1226
1227 switch (SSL_get_error(con,k))
1228 {
1229 case SSL_ERROR_NONE:
1230 if (k <= 0)
1231 goto end;
1232 sbuf_off=0;
1233 sbuf_len=k;
1234
1235 read_ssl=0;
1236 write_tty=1;
1237 break;
1238 case SSL_ERROR_WANT_WRITE:
1239 BIO_printf(bio_c_out,"read W BLOCK\n");
1240 write_ssl=1;
1241 read_tty=0;
1242 break;
1243 case SSL_ERROR_WANT_READ:
1244 BIO_printf(bio_c_out,"read R BLOCK\n");
1245 write_tty=0;
1246 read_ssl=1;
1247 if ((read_tty == 0) && (write_ssl == 0))
1248 write_ssl=1;
1249 break;
1250 case SSL_ERROR_WANT_X509_LOOKUP:
1251 BIO_printf(bio_c_out,"read X BLOCK\n");
1252 break;
1253 case SSL_ERROR_SYSCALL:
1254 BIO_printf(bio_err,"read:errno=%d\n",get_last_socket_error());
1255 goto shut;
1256 case SSL_ERROR_ZERO_RETURN:
1257 BIO_printf(bio_c_out,"closed\n");
1258 goto shut;
1259 case SSL_ERROR_SSL:
1260 ERR_print_errors(bio_err);
1261 goto shut;
1262 /* break; */
1263 }
1264 }
1265
1266 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1267 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1268 else if (_kbhit())
1269 #else
1270 else if ((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
1271 #endif
1272 #elif defined (OPENSSL_SYS_NETWARE)
1273 else if (_kbhit())
1274 #else
1275 else if (FD_ISSET(fileno(stdin),&readfds))
1276 #endif
1277 {
1278 if (crlf)
1279 {
1280 int j, lf_num;
1281
1282 i=read(fileno(stdin),cbuf,BUFSIZZ/2);
1283 lf_num = 0;
1284 /* both loops are skipped when i <= 0 */
1285 for (j = 0; j < i; j++)
1286 if (cbuf[j] == '\n')
1287 lf_num++;
1288 for (j = i-1; j >= 0; j--)
1289 {
1290 cbuf[j+lf_num] = cbuf[j];
1291 if (cbuf[j] == '\n')
1292 {
1293 lf_num--;
1294 i++;
1295 cbuf[j+lf_num] = '\r';
1296 }
1297 }
1298 assert(lf_num == 0);
1299 }
1300 else
1301 i=read(fileno(stdin),cbuf,BUFSIZZ);
1302
1303 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q')))
1304 {
1305 BIO_printf(bio_err,"DONE\n");
1306 goto shut;
1307 }
1308
1309 if ((!c_ign_eof) && (cbuf[0] == 'R'))
1310 {
1311 BIO_printf(bio_err,"RENEGOTIATING\n");
1312 SSL_renegotiate(con);
1313 cbuf_len=0;
1314 }
1315 else
1316 {
1317 cbuf_len=i;
1318 cbuf_off=0;
1319 #ifdef CHARSET_EBCDIC
1320 ebcdic2ascii(cbuf, cbuf, i);
1321 #endif
1322 }
1323
1324 write_ssl=1;
1325 read_tty=0;
1326 }
1327 }
1328 shut:
1329 SSL_shutdown(con);
1330 SHUTDOWN(SSL_get_fd(con));
1331 ret=0;
1332 end:
1333 if(prexit) print_stuff(bio_c_out,con,1);
1334 if (con != NULL) SSL_free(con);
1335 if (con2 != NULL) SSL_free(con2);
1336 if (ctx != NULL) SSL_CTX_free(ctx);
1337 if (cert)
1338 X509_free(cert);
1339 if (key)
1340 EVP_PKEY_free(key);
1341 if (pass)
1342 OPENSSL_free(pass);
1343 if (cbuf != NULL) { OPENSSL_cleanse(cbuf,BUFSIZZ); OPENSSL_free(cbuf); }
1344 if (sbuf != NULL) { OPENSSL_cleanse(sbuf,BUFSIZZ); OPENSSL_free(sbuf); }
1345 if (mbuf != NULL) { OPENSSL_cleanse(mbuf,BUFSIZZ); OPENSSL_free(mbuf); }
1346 if (bio_c_out != NULL)
1347 {
1348 BIO_free(bio_c_out);
1349 bio_c_out=NULL;
1350 }
1351 apps_shutdown();
1352 OPENSSL_EXIT(ret);
1353 }
1354
1355
1356 static void print_stuff(BIO *bio, SSL *s, int full)
1357 {
1358 X509 *peer=NULL;
1359 char *p;
1360 static const char *space=" ";
1361 char buf[BUFSIZ];
1362 STACK_OF(X509) *sk;
1363 STACK_OF(X509_NAME) *sk2;
1364 SSL_CIPHER *c;
1365 X509_NAME *xn;
1366 int j,i;
1367 #ifndef OPENSSL_NO_COMP
1368 const COMP_METHOD *comp, *expansion;
1369 #endif
1370
1371 if (full)
1372 {
1373 int got_a_chain = 0;
1374
1375 sk=SSL_get_peer_cert_chain(s);
1376 if (sk != NULL)
1377 {
1378 got_a_chain = 1; /* we don't have it for SSL2 (yet) */
1379
1380 BIO_printf(bio,"---\nCertificate chain\n");
1381 for (i=0; i<sk_X509_num(sk); i++)
1382 {
1383 X509_NAME_oneline(X509_get_subject_name(
1384 sk_X509_value(sk,i)),buf,sizeof buf);
1385 BIO_printf(bio,"%2d s:%s\n",i,buf);
1386 X509_NAME_oneline(X509_get_issuer_name(
1387 sk_X509_value(sk,i)),buf,sizeof buf);
1388 BIO_printf(bio," i:%s\n",buf);
1389 if (c_showcerts)
1390 PEM_write_bio_X509(bio,sk_X509_value(sk,i));
1391 }
1392 }
1393
1394 BIO_printf(bio,"---\n");
1395 peer=SSL_get_peer_certificate(s);
1396 if (peer != NULL)
1397 {
1398 BIO_printf(bio,"Server certificate\n");
1399 if (!(c_showcerts && got_a_chain)) /* Redundant if we showed the whole chain */
1400 PEM_write_bio_X509(bio,peer);
1401 X509_NAME_oneline(X509_get_subject_name(peer),
1402 buf,sizeof buf);
1403 BIO_printf(bio,"subject=%s\n",buf);
1404 X509_NAME_oneline(X509_get_issuer_name(peer),
1405 buf,sizeof buf);
1406 BIO_printf(bio,"issuer=%s\n",buf);
1407 }
1408 else
1409 BIO_printf(bio,"no peer certificate available\n");
1410
1411 sk2=SSL_get_client_CA_list(s);
1412 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0))
1413 {
1414 BIO_printf(bio,"---\nAcceptable client certificate CA names\n");
1415 for (i=0; i<sk_X509_NAME_num(sk2); i++)
1416 {
1417 xn=sk_X509_NAME_value(sk2,i);
1418 X509_NAME_oneline(xn,buf,sizeof(buf));
1419 BIO_write(bio,buf,strlen(buf));
1420 BIO_write(bio,"\n",1);
1421 }
1422 }
1423 else
1424 {
1425 BIO_printf(bio,"---\nNo client certificate CA names sent\n");
1426 }
1427 p=SSL_get_shared_ciphers(s,buf,sizeof buf);
1428 if (p != NULL)
1429 {
1430 /* This works only for SSL 2. In later protocol
1431 * versions, the client does not know what other
1432 * ciphers (in addition to the one to be used
1433 * in the current connection) the server supports. */
1434
1435 BIO_printf(bio,"---\nCiphers common between both SSL endpoints:\n");
1436 j=i=0;
1437 while (*p)
1438 {
1439 if (*p == ':')
1440 {
1441 BIO_write(bio,space,15-j%25);
1442 i++;
1443 j=0;
1444 BIO_write(bio,((i%3)?" ":"\n"),1);
1445 }
1446 else
1447 {
1448 BIO_write(bio,p,1);
1449 j++;
1450 }
1451 p++;
1452 }
1453 BIO_write(bio,"\n",1);
1454 }
1455
1456 BIO_printf(bio,"---\nSSL handshake has read %ld bytes and written %ld bytes\n",
1457 BIO_number_read(SSL_get_rbio(s)),
1458 BIO_number_written(SSL_get_wbio(s)));
1459 }
1460 BIO_printf(bio,((s->hit)?"---\nReused, ":"---\nNew, "));
1461 c=SSL_get_current_cipher(s);
1462 BIO_printf(bio,"%s, Cipher is %s\n",
1463 SSL_CIPHER_get_version(c),
1464 SSL_CIPHER_get_name(c));
1465 if (peer != NULL) {
1466 EVP_PKEY *pktmp;
1467 pktmp = X509_get_pubkey(peer);
1468 BIO_printf(bio,"Server public key is %d bit\n",
1469 EVP_PKEY_bits(pktmp));
1470 EVP_PKEY_free(pktmp);
1471 }
1472 #ifndef OPENSSL_NO_COMP
1473 comp=SSL_get_current_compression(s);
1474 expansion=SSL_get_current_expansion(s);
1475 BIO_printf(bio,"Compression: %s\n",
1476 comp ? SSL_COMP_get_name(comp) : "NONE");
1477 BIO_printf(bio,"Expansion: %s\n",
1478 expansion ? SSL_COMP_get_name(expansion) : "NONE");
1479 #endif
1480 SSL_SESSION_print(bio,SSL_get_session(s));
1481 BIO_printf(bio,"---\n");
1482 if (peer != NULL)
1483 X509_free(peer);
1484 /* flush, or debugging output gets mixed with http response */
1485 (void)BIO_flush(bio);
1486 }
1487
1488 #ifndef OPENSSL_NO_TLSEXT
1489
1490 static int ocsp_resp_cb(SSL *s, void *arg)
1491 {
1492 const unsigned char *p;
1493 int len;
1494 OCSP_RESPONSE *rsp;
1495 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
1496 BIO_puts(arg, "OCSP response: ");
1497 if (!p)
1498 {
1499 BIO_puts(arg, "no response sent\n");
1500 return 1;
1501 }
1502 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
1503 if (!rsp)
1504 {
1505 BIO_puts(arg, "response parse error\n");
1506 BIO_dump_indent(arg, (char *)p, len, 4);
1507 return 0;
1508 }
1509 BIO_puts(arg, "\n======================================\n");
1510 OCSP_RESPONSE_print(arg, rsp, 0);
1511 BIO_puts(arg, "======================================\n");
1512 OCSP_RESPONSE_free(rsp);
1513 return 1;
1514 }
1515 #endif /* ndef OPENSSL_NO_TLSEXT */
DragonFly BSD