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Import OpenSSL 0.9.8h.
[dragonfly.git] / crypto / openssl-0.9 / apps / s_client.c
bloba4983c178fcfc43151e70b23ce0c37c8bb366033
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 ENGINE *e=NULL;
321 #endif
322 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
323 struct timeval tv;
324 #endif
325
326 #ifndef OPENSSL_NO_TLSEXT
327 char *servername = NULL;
328 tlsextctx tlsextcbp =
329 {NULL,0};
330 #endif
331 char *sess_in = NULL;
332 char *sess_out = NULL;
333 struct sockaddr peer;
334 int peerlen = sizeof(peer);
335 int enable_timeouts = 0 ;
336 long mtu = 0;
337
338 #if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
339 meth=SSLv23_client_method();
340 #elif !defined(OPENSSL_NO_SSL3)
341 meth=SSLv3_client_method();
342 #elif !defined(OPENSSL_NO_SSL2)
343 meth=SSLv2_client_method();
344 #endif
345
346 apps_startup();
347 c_Pause=0;
348 c_quiet=0;
349 c_ign_eof=0;
350 c_debug=0;
351 c_msg=0;
352 c_showcerts=0;
353
354 if (bio_err == NULL)
355 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
356
357 if (!load_config(bio_err, NULL))
358 goto end;
359
360 if ( ((cbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
361 ((sbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
362 ((mbuf=OPENSSL_malloc(BUFSIZZ)) == NULL))
363 {
364 BIO_printf(bio_err,"out of memory\n");
365 goto end;
366 }
367
368 verify_depth=0;
369 verify_error=X509_V_OK;
370 #ifdef FIONBIO
371 c_nbio=0;
372 #endif
373
374 argc--;
375 argv++;
376 while (argc >= 1)
377 {
378 if (strcmp(*argv,"-host") == 0)
379 {
380 if (--argc < 1) goto bad;
381 host= *(++argv);
382 }
383 else if (strcmp(*argv,"-port") == 0)
384 {
385 if (--argc < 1) goto bad;
386 port=atoi(*(++argv));
387 if (port == 0) goto bad;
388 }
389 else if (strcmp(*argv,"-connect") == 0)
390 {
391 if (--argc < 1) goto bad;
392 if (!extract_host_port(*(++argv),&host,NULL,&port))
393 goto bad;
394 }
395 else if (strcmp(*argv,"-verify") == 0)
396 {
397 verify=SSL_VERIFY_PEER;
398 if (--argc < 1) goto bad;
399 verify_depth=atoi(*(++argv));
400 BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
401 }
402 else if (strcmp(*argv,"-cert") == 0)
403 {
404 if (--argc < 1) goto bad;
405 cert_file= *(++argv);
406 }
407 else if (strcmp(*argv,"-sess_out") == 0)
408 {
409 if (--argc < 1) goto bad;
410 sess_out = *(++argv);
411 }
412 else if (strcmp(*argv,"-sess_in") == 0)
413 {
414 if (--argc < 1) goto bad;
415 sess_in = *(++argv);
416 }
417 else if (strcmp(*argv,"-certform") == 0)
418 {
419 if (--argc < 1) goto bad;
420 cert_format = str2fmt(*(++argv));
421 }
422 else if (strcmp(*argv,"-crl_check") == 0)
423 vflags |= X509_V_FLAG_CRL_CHECK;
424 else if (strcmp(*argv,"-crl_check_all") == 0)
425 vflags |= X509_V_FLAG_CRL_CHECK|X509_V_FLAG_CRL_CHECK_ALL;
426 else if (strcmp(*argv,"-prexit") == 0)
427 prexit=1;
428 else if (strcmp(*argv,"-crlf") == 0)
429 crlf=1;
430 else if (strcmp(*argv,"-quiet") == 0)
431 {
432 c_quiet=1;
433 c_ign_eof=1;
434 }
435 else if (strcmp(*argv,"-ign_eof") == 0)
436 c_ign_eof=1;
437 else if (strcmp(*argv,"-pause") == 0)
438 c_Pause=1;
439 else if (strcmp(*argv,"-debug") == 0)
440 c_debug=1;
441 #ifndef OPENSSL_NO_TLSEXT
442 else if (strcmp(*argv,"-tlsextdebug") == 0)
443 c_tlsextdebug=1;
444 else if (strcmp(*argv,"-status") == 0)
445 c_status_req=1;
446 #endif
447 #ifdef WATT32
448 else if (strcmp(*argv,"-wdebug") == 0)
449 dbug_init();
450 #endif
451 else if (strcmp(*argv,"-msg") == 0)
452 c_msg=1;
453 else if (strcmp(*argv,"-showcerts") == 0)
454 c_showcerts=1;
455 else if (strcmp(*argv,"-nbio_test") == 0)
456 nbio_test=1;
457 else if (strcmp(*argv,"-state") == 0)
458 state=1;
459 #ifndef OPENSSL_NO_SSL2
460 else if (strcmp(*argv,"-ssl2") == 0)
461 meth=SSLv2_client_method();
462 #endif
463 #ifndef OPENSSL_NO_SSL3
464 else if (strcmp(*argv,"-ssl3") == 0)
465 meth=SSLv3_client_method();
466 #endif
467 #ifndef OPENSSL_NO_TLS1
468 else if (strcmp(*argv,"-tls1") == 0)
469 meth=TLSv1_client_method();
470 #endif
471 #ifndef OPENSSL_NO_DTLS1
472 else if (strcmp(*argv,"-dtls1") == 0)
473 {
474 meth=DTLSv1_client_method();
475 sock_type=SOCK_DGRAM;
476 }
477 else if (strcmp(*argv,"-timeout") == 0)
478 enable_timeouts=1;
479 else if (strcmp(*argv,"-mtu") == 0)
480 {
481 if (--argc < 1) goto bad;
482 mtu = atol(*(++argv));
483 }
484 #endif
485 else if (strcmp(*argv,"-bugs") == 0)
486 bugs=1;
487 else if (strcmp(*argv,"-keyform") == 0)
488 {
489 if (--argc < 1) goto bad;
490 key_format = str2fmt(*(++argv));
491 }
492 else if (strcmp(*argv,"-pass") == 0)
493 {
494 if (--argc < 1) goto bad;
495 passarg = *(++argv);
496 }
497 else if (strcmp(*argv,"-key") == 0)
498 {
499 if (--argc < 1) goto bad;
500 key_file= *(++argv);
501 }
502 else if (strcmp(*argv,"-reconnect") == 0)
503 {
504 reconnect=5;
505 }
506 else if (strcmp(*argv,"-CApath") == 0)
507 {
508 if (--argc < 1) goto bad;
509 CApath= *(++argv);
510 }
511 else if (strcmp(*argv,"-CAfile") == 0)
512 {
513 if (--argc < 1) goto bad;
514 CAfile= *(++argv);
515 }
516 else if (strcmp(*argv,"-no_tls1") == 0)
517 off|=SSL_OP_NO_TLSv1;
518 else if (strcmp(*argv,"-no_ssl3") == 0)
519 off|=SSL_OP_NO_SSLv3;
520 else if (strcmp(*argv,"-no_ssl2") == 0)
521 off|=SSL_OP_NO_SSLv2;
522 #ifndef OPENSSL_NO_TLSEXT
523 else if (strcmp(*argv,"-no_ticket") == 0)
524 { off|=SSL_OP_NO_TICKET; }
525 #endif
526 else if (strcmp(*argv,"-serverpref") == 0)
527 off|=SSL_OP_CIPHER_SERVER_PREFERENCE;
528 else if (strcmp(*argv,"-cipher") == 0)
529 {
530 if (--argc < 1) goto bad;
531 cipher= *(++argv);
532 }
533 #ifdef FIONBIO
534 else if (strcmp(*argv,"-nbio") == 0)
535 { c_nbio=1; }
536 #endif
537 else if (strcmp(*argv,"-starttls") == 0)
538 {
539 if (--argc < 1) goto bad;
540 ++argv;
541 if (strcmp(*argv,"smtp") == 0)
542 starttls_proto = PROTO_SMTP;
543 else if (strcmp(*argv,"pop3") == 0)
544 starttls_proto = PROTO_POP3;
545 else if (strcmp(*argv,"imap") == 0)
546 starttls_proto = PROTO_IMAP;
547 else if (strcmp(*argv,"ftp") == 0)
548 starttls_proto = PROTO_FTP;
549 else
550 goto bad;
551 }
552 #ifndef OPENSSL_NO_ENGINE
553 else if (strcmp(*argv,"-engine") == 0)
554 {
555 if (--argc < 1) goto bad;
556 engine_id = *(++argv);
557 }
558 #endif
559 else if (strcmp(*argv,"-rand") == 0)
560 {
561 if (--argc < 1) goto bad;
562 inrand= *(++argv);
563 }
564 #ifndef OPENSSL_NO_TLSEXT
565 else if (strcmp(*argv,"-servername") == 0)
566 {
567 if (--argc < 1) goto bad;
568 servername= *(++argv);
569 /* meth=TLSv1_client_method(); */
570 }
571 #endif
572 else
573 {
574 BIO_printf(bio_err,"unknown option %s\n",*argv);
575 badop=1;
576 break;
577 }
578 argc--;
579 argv++;
580 }
581 if (badop)
582 {
583 bad:
584 sc_usage();
585 goto end;
586 }
587
588 OpenSSL_add_ssl_algorithms();
589 SSL_load_error_strings();
590
591 #ifndef OPENSSL_NO_ENGINE
592 e = setup_engine(bio_err, engine_id, 1);
593 #endif
594 if (!app_passwd(bio_err, passarg, NULL, &pass, NULL))
595 {
596 BIO_printf(bio_err, "Error getting password\n");
597 goto end;
598 }
599
600 if (key_file == NULL)
601 key_file = cert_file;
602
603
604 if (key_file)
605
606 {
607
608 key = load_key(bio_err, key_file, key_format, 0, pass, e,
609 "client certificate private key file");
610 if (!key)
611 {
612 ERR_print_errors(bio_err);
613 goto end;
614 }
615
616 }
617
618 if (cert_file)
619
620 {
621 cert = load_cert(bio_err,cert_file,cert_format,
622 NULL, e, "client certificate file");
623
624 if (!cert)
625 {
626 ERR_print_errors(bio_err);
627 goto end;
628 }
629 }
630
631 if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
632 && !RAND_status())
633 {
634 BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
635 }
636 if (inrand != NULL)
637 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
638 app_RAND_load_files(inrand));
639
640 if (bio_c_out == NULL)
641 {
642 if (c_quiet && !c_debug && !c_msg)
643 {
644 bio_c_out=BIO_new(BIO_s_null());
645 }
646 else
647 {
648 if (bio_c_out == NULL)
649 bio_c_out=BIO_new_fp(stdout,BIO_NOCLOSE);
650 }
651 }
652
653 ctx=SSL_CTX_new(meth);
654 if (ctx == NULL)
655 {
656 ERR_print_errors(bio_err);
657 goto end;
658 }
659
660 if (bugs)
661 SSL_CTX_set_options(ctx,SSL_OP_ALL|off);
662 else
663 SSL_CTX_set_options(ctx,off);
664 /* DTLS: partial reads end up discarding unread UDP bytes :-(
665 * Setting read ahead solves this problem.
666 */
667 if (sock_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
668
669 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
670 if (cipher != NULL)
671 if(!SSL_CTX_set_cipher_list(ctx,cipher)) {
672 BIO_printf(bio_err,"error setting cipher list\n");
673 ERR_print_errors(bio_err);
674 goto end;
675 }
676 #if 0
677 else
678 SSL_CTX_set_cipher_list(ctx,getenv("SSL_CIPHER"));
679 #endif
680
681 SSL_CTX_set_verify(ctx,verify,verify_callback);
682 if (!set_cert_key_stuff(ctx,cert,key))
683 goto end;
684
685 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
686 (!SSL_CTX_set_default_verify_paths(ctx)))
687 {
688 /* BIO_printf(bio_err,"error setting default verify locations\n"); */
689 ERR_print_errors(bio_err);
690 /* goto end; */
691 }
692
693 store = SSL_CTX_get_cert_store(ctx);
694 X509_STORE_set_flags(store, vflags);
695 #ifndef OPENSSL_NO_TLSEXT
696 if (servername != NULL)
697 {
698 tlsextcbp.biodebug = bio_err;
699 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
700 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
701 }
702 #endif
703
704 con=SSL_new(ctx);
705 if (sess_in)
706 {
707 SSL_SESSION *sess;
708 BIO *stmp = BIO_new_file(sess_in, "r");
709 if (!stmp)
710 {
711 BIO_printf(bio_err, "Can't open session file %s\n",
712 sess_in);
713 ERR_print_errors(bio_err);
714 goto end;
715 }
716 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
717 BIO_free(stmp);
718 if (!sess)
719 {
720 BIO_printf(bio_err, "Can't open session file %s\n",
721 sess_in);
722 ERR_print_errors(bio_err);
723 goto end;
724 }
725 SSL_set_session(con, sess);
726 SSL_SESSION_free(sess);
727 }
728 #ifndef OPENSSL_NO_TLSEXT
729 if (servername != NULL)
730 {
731 if (!SSL_set_tlsext_host_name(con,servername))
732 {
733 BIO_printf(bio_err,"Unable to set TLS servername extension.\n");
734 ERR_print_errors(bio_err);
735 goto end;
736 }
737 }
738 #endif
739
740 #ifndef OPENSSL_NO_KRB5
741 if (con && (con->kssl_ctx = kssl_ctx_new()) != NULL)
742 {
743 kssl_ctx_setstring(con->kssl_ctx, KSSL_SERVER, host);
744 }
745 #endif /* OPENSSL_NO_KRB5 */
746 /* SSL_set_cipher_list(con,"RC4-MD5"); */
747
748 re_start:
749
750 if (init_client(&s,host,port,sock_type) == 0)
751 {
752 BIO_printf(bio_err,"connect:errno=%d\n",get_last_socket_error());
753 SHUTDOWN(s);
754 goto end;
755 }
756 BIO_printf(bio_c_out,"CONNECTED(%08X)\n",s);
757
758 #ifdef FIONBIO
759 if (c_nbio)
760 {
761 unsigned long l=1;
762 BIO_printf(bio_c_out,"turning on non blocking io\n");
763 if (BIO_socket_ioctl(s,FIONBIO,&l) < 0)
764 {
765 ERR_print_errors(bio_err);
766 goto end;
767 }
768 }
769 #endif
770 if (c_Pause & 0x01) con->debug=1;
771
772 if ( SSL_version(con) == DTLS1_VERSION)
773 {
774 struct timeval timeout;
775
776 sbio=BIO_new_dgram(s,BIO_NOCLOSE);
777 if (getsockname(s, &peer, (void *)&peerlen) < 0)
778 {
779 BIO_printf(bio_err, "getsockname:errno=%d\n",
780 get_last_socket_error());
781 SHUTDOWN(s);
782 goto end;
783 }
784
785 (void)BIO_ctrl_set_connected(sbio, 1, &peer);
786
787 if ( enable_timeouts)
788 {
789 timeout.tv_sec = 0;
790 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
791 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
792
793 timeout.tv_sec = 0;
794 timeout.tv_usec = DGRAM_SND_TIMEOUT;
795 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
796 }
797
798 if ( mtu > 0)
799 {
800 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
801 SSL_set_mtu(con, mtu);
802 }
803 else
804 /* want to do MTU discovery */
805 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
806 }
807 else
808 sbio=BIO_new_socket(s,BIO_NOCLOSE);
809
810
811
812 if (nbio_test)
813 {
814 BIO *test;
815
816 test=BIO_new(BIO_f_nbio_test());
817 sbio=BIO_push(test,sbio);
818 }
819
820 if (c_debug)
821 {
822 con->debug=1;
823 BIO_set_callback(sbio,bio_dump_callback);
824 BIO_set_callback_arg(sbio,(char *)bio_c_out);
825 }
826 if (c_msg)
827 {
828 SSL_set_msg_callback(con, msg_cb);
829 SSL_set_msg_callback_arg(con, bio_c_out);
830 }
831 #ifndef OPENSSL_NO_TLSEXT
832 if (c_tlsextdebug)
833 {
834 SSL_set_tlsext_debug_callback(con, tlsext_cb);
835 SSL_set_tlsext_debug_arg(con, bio_c_out);
836 }
837 if (c_status_req)
838 {
839 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
840 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
841 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
842 #if 0
843 {
844 STACK_OF(OCSP_RESPID) *ids = sk_OCSP_RESPID_new_null();
845 OCSP_RESPID *id = OCSP_RESPID_new();
846 id->value.byKey = ASN1_OCTET_STRING_new();
847 id->type = V_OCSP_RESPID_KEY;
848 ASN1_STRING_set(id->value.byKey, "Hello World", -1);
849 sk_OCSP_RESPID_push(ids, id);
850 SSL_set_tlsext_status_ids(con, ids);
851 }
852 #endif
853 }
854 #endif
855
856 SSL_set_bio(con,sbio,sbio);
857 SSL_set_connect_state(con);
858
859 /* ok, lets connect */
860 width=SSL_get_fd(con)+1;
861
862 read_tty=1;
863 write_tty=0;
864 tty_on=0;
865 read_ssl=1;
866 write_ssl=1;
867
868 cbuf_len=0;
869 cbuf_off=0;
870 sbuf_len=0;
871 sbuf_off=0;
872
873 /* This is an ugly hack that does a lot of assumptions */
874 /* We do have to handle multi-line responses which may come
875 in a single packet or not. We therefore have to use
876 BIO_gets() which does need a buffering BIO. So during
877 the initial chitchat we do push a buffering BIO into the
878 chain that is removed again later on to not disturb the
879 rest of the s_client operation. */
880 if (starttls_proto == PROTO_SMTP)
881 {
882 int foundit=0;
883 BIO *fbio = BIO_new(BIO_f_buffer());
884 BIO_push(fbio, sbio);
885 /* wait for multi-line response to end from SMTP */
886 do
887 {
888 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
889 }
890 while (mbuf_len>3 && mbuf[3]=='-');
891 /* STARTTLS command requires EHLO... */
892 BIO_printf(fbio,"EHLO openssl.client.net\r\n");
893 (void)BIO_flush(fbio);
894 /* wait for multi-line response to end EHLO SMTP response */
895 do
896 {
897 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
898 if (strstr(mbuf,"STARTTLS"))
899 foundit=1;
900 }
901 while (mbuf_len>3 && mbuf[3]=='-');
902 (void)BIO_flush(fbio);
903 BIO_pop(fbio);
904 BIO_free(fbio);
905 if (!foundit)
906 BIO_printf(bio_err,
907 "didn't found starttls in server response,"
908 " try anyway...\n");
909 BIO_printf(sbio,"STARTTLS\r\n");
910 BIO_read(sbio,sbuf,BUFSIZZ);
911 }
912 else if (starttls_proto == PROTO_POP3)
913 {
914 BIO_read(sbio,mbuf,BUFSIZZ);
915 BIO_printf(sbio,"STLS\r\n");
916 BIO_read(sbio,sbuf,BUFSIZZ);
917 }
918 else if (starttls_proto == PROTO_IMAP)
919 {
920 int foundit=0;
921 BIO *fbio = BIO_new(BIO_f_buffer());
922 BIO_push(fbio, sbio);
923 BIO_gets(fbio,mbuf,BUFSIZZ);
924 /* STARTTLS command requires CAPABILITY... */
925 BIO_printf(fbio,". CAPABILITY\r\n");
926 (void)BIO_flush(fbio);
927 /* wait for multi-line CAPABILITY response */
928 do
929 {
930 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
931 if (strstr(mbuf,"STARTTLS"))
932 foundit=1;
933 }
934 while (mbuf_len>3 && mbuf[0]!='.');
935 (void)BIO_flush(fbio);
936 BIO_pop(fbio);
937 BIO_free(fbio);
938 if (!foundit)
939 BIO_printf(bio_err,
940 "didn't found STARTTLS in server response,"
941 " try anyway...\n");
942 BIO_printf(sbio,". STARTTLS\r\n");
943 BIO_read(sbio,sbuf,BUFSIZZ);
944 }
945 else if (starttls_proto == PROTO_FTP)
946 {
947 BIO *fbio = BIO_new(BIO_f_buffer());
948 BIO_push(fbio, sbio);
949 /* wait for multi-line response to end from FTP */
950 do
951 {
952 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
953 }
954 while (mbuf_len>3 && mbuf[3]=='-');
955 (void)BIO_flush(fbio);
956 BIO_pop(fbio);
957 BIO_free(fbio);
958 BIO_printf(sbio,"AUTH TLS\r\n");
959 BIO_read(sbio,sbuf,BUFSIZZ);
960 }
961
962 for (;;)
963 {
964 FD_ZERO(&readfds);
965 FD_ZERO(&writefds);
966
967 if (SSL_in_init(con) && !SSL_total_renegotiations(con))
968 {
969 in_init=1;
970 tty_on=0;
971 }
972 else
973 {
974 tty_on=1;
975 if (in_init)
976 {
977 in_init=0;
978 if (sess_out)
979 {
980 BIO *stmp = BIO_new_file(sess_out, "w");
981 if (stmp)
982 {
983 PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
984 BIO_free(stmp);
985 }
986 else
987 BIO_printf(bio_err, "Error writing session file %s\n", sess_out);
988 }
989 print_stuff(bio_c_out,con,full_log);
990 if (full_log > 0) full_log--;
991
992 if (starttls_proto)
993 {
994 BIO_printf(bio_err,"%s",mbuf);
995 /* We don't need to know any more */
996 starttls_proto = PROTO_OFF;
997 }
998
999 if (reconnect)
1000 {
1001 reconnect--;
1002 BIO_printf(bio_c_out,"drop connection and then reconnect\n");
1003 SSL_shutdown(con);
1004 SSL_set_connect_state(con);
1005 SHUTDOWN(SSL_get_fd(con));
1006 goto re_start;
1007 }
1008 }
1009 }
1010
1011 ssl_pending = read_ssl && SSL_pending(con);
1012
1013 if (!ssl_pending)
1014 {
1015 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE)
1016 if (tty_on)
1017 {
1018 if (read_tty) FD_SET(fileno(stdin),&readfds);
1019 if (write_tty) FD_SET(fileno(stdout),&writefds);
1020 }
1021 if (read_ssl)
1022 FD_SET(SSL_get_fd(con),&readfds);
1023 if (write_ssl)
1024 FD_SET(SSL_get_fd(con),&writefds);
1025 #else
1026 if(!tty_on || !write_tty) {
1027 if (read_ssl)
1028 FD_SET(SSL_get_fd(con),&readfds);
1029 if (write_ssl)
1030 FD_SET(SSL_get_fd(con),&writefds);
1031 }
1032 #endif
1033 /* printf("mode tty(%d %d%d) ssl(%d%d)\n",
1034 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
1035
1036 /* Note: under VMS with SOCKETSHR the second parameter
1037 * is currently of type (int *) whereas under other
1038 * systems it is (void *) if you don't have a cast it
1039 * will choke the compiler: if you do have a cast then
1040 * you can either go for (int *) or (void *).
1041 */
1042 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1043 /* Under Windows/DOS we make the assumption that we can
1044 * always write to the tty: therefore if we need to
1045 * write to the tty we just fall through. Otherwise
1046 * we timeout the select every second and see if there
1047 * are any keypresses. Note: this is a hack, in a proper
1048 * Windows application we wouldn't do this.
1049 */
1050 i=0;
1051 if(!write_tty) {
1052 if(read_tty) {
1053 tv.tv_sec = 1;
1054 tv.tv_usec = 0;
1055 i=select(width,(void *)&readfds,(void *)&writefds,
1056 NULL,&tv);
1057 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1058 if(!i && (!_kbhit() || !read_tty) ) continue;
1059 #else
1060 if(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue;
1061 #endif
1062 } else i=select(width,(void *)&readfds,(void *)&writefds,
1063 NULL,NULL);
1064 }
1065 #elif defined(OPENSSL_SYS_NETWARE)
1066 if(!write_tty) {
1067 if(read_tty) {
1068 tv.tv_sec = 1;
1069 tv.tv_usec = 0;
1070 i=select(width,(void *)&readfds,(void *)&writefds,
1071 NULL,&tv);
1072 } else i=select(width,(void *)&readfds,(void *)&writefds,
1073 NULL,NULL);
1074 }
1075 #else
1076 i=select(width,(void *)&readfds,(void *)&writefds,
1077 NULL,NULL);
1078 #endif
1079 if ( i < 0)
1080 {
1081 BIO_printf(bio_err,"bad select %d\n",
1082 get_last_socket_error());
1083 goto shut;
1084 /* goto end; */
1085 }
1086 }
1087
1088 if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds))
1089 {
1090 k=SSL_write(con,&(cbuf[cbuf_off]),
1091 (unsigned int)cbuf_len);
1092 switch (SSL_get_error(con,k))
1093 {
1094 case SSL_ERROR_NONE:
1095 cbuf_off+=k;
1096 cbuf_len-=k;
1097 if (k <= 0) goto end;
1098 /* we have done a write(con,NULL,0); */
1099 if (cbuf_len <= 0)
1100 {
1101 read_tty=1;
1102 write_ssl=0;
1103 }
1104 else /* if (cbuf_len > 0) */
1105 {
1106 read_tty=0;
1107 write_ssl=1;
1108 }
1109 break;
1110 case SSL_ERROR_WANT_WRITE:
1111 BIO_printf(bio_c_out,"write W BLOCK\n");
1112 write_ssl=1;
1113 read_tty=0;
1114 break;
1115 case SSL_ERROR_WANT_READ:
1116 BIO_printf(bio_c_out,"write R BLOCK\n");
1117 write_tty=0;
1118 read_ssl=1;
1119 write_ssl=0;
1120 break;
1121 case SSL_ERROR_WANT_X509_LOOKUP:
1122 BIO_printf(bio_c_out,"write X BLOCK\n");
1123 break;
1124 case SSL_ERROR_ZERO_RETURN:
1125 if (cbuf_len != 0)
1126 {
1127 BIO_printf(bio_c_out,"shutdown\n");
1128 goto shut;
1129 }
1130 else
1131 {
1132 read_tty=1;
1133 write_ssl=0;
1134 break;
1135 }
1136
1137 case SSL_ERROR_SYSCALL:
1138 if ((k != 0) || (cbuf_len != 0))
1139 {
1140 BIO_printf(bio_err,"write:errno=%d\n",
1141 get_last_socket_error());
1142 goto shut;
1143 }
1144 else
1145 {
1146 read_tty=1;
1147 write_ssl=0;
1148 }
1149 break;
1150 case SSL_ERROR_SSL:
1151 ERR_print_errors(bio_err);
1152 goto shut;
1153 }
1154 }
1155 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
1156 /* Assume Windows/DOS can always write */
1157 else if (!ssl_pending && write_tty)
1158 #else
1159 else if (!ssl_pending && FD_ISSET(fileno(stdout),&writefds))
1160 #endif
1161 {
1162 #ifdef CHARSET_EBCDIC
1163 ascii2ebcdic(&(sbuf[sbuf_off]),&(sbuf[sbuf_off]),sbuf_len);
1164 #endif
1165 i=write(fileno(stdout),&(sbuf[sbuf_off]),sbuf_len);
1166
1167 if (i <= 0)
1168 {
1169 BIO_printf(bio_c_out,"DONE\n");
1170 goto shut;
1171 /* goto end; */
1172 }
1173
1174 sbuf_len-=i;;
1175 sbuf_off+=i;
1176 if (sbuf_len <= 0)
1177 {
1178 read_ssl=1;
1179 write_tty=0;
1180 }
1181 }
1182 else if (ssl_pending || FD_ISSET(SSL_get_fd(con),&readfds))
1183 {
1184 #ifdef RENEG
1185 { static int iiii; if (++iiii == 52) { SSL_renegotiate(con); iiii=0; } }
1186 #endif
1187 #if 1
1188 k=SSL_read(con,sbuf,1024 /* BUFSIZZ */ );
1189 #else
1190 /* Demo for pending and peek :-) */
1191 k=SSL_read(con,sbuf,16);
1192 { char zbuf[10240];
1193 printf("read=%d pending=%d peek=%d\n",k,SSL_pending(con),SSL_peek(con,zbuf,10240));
1194 }
1195 #endif
1196
1197 switch (SSL_get_error(con,k))
1198 {
1199 case SSL_ERROR_NONE:
1200 if (k <= 0)
1201 goto end;
1202 sbuf_off=0;
1203 sbuf_len=k;
1204
1205 read_ssl=0;
1206 write_tty=1;
1207 break;
1208 case SSL_ERROR_WANT_WRITE:
1209 BIO_printf(bio_c_out,"read W BLOCK\n");
1210 write_ssl=1;
1211 read_tty=0;
1212 break;
1213 case SSL_ERROR_WANT_READ:
1214 BIO_printf(bio_c_out,"read R BLOCK\n");
1215 write_tty=0;
1216 read_ssl=1;
1217 if ((read_tty == 0) && (write_ssl == 0))
1218 write_ssl=1;
1219 break;
1220 case SSL_ERROR_WANT_X509_LOOKUP:
1221 BIO_printf(bio_c_out,"read X BLOCK\n");
1222 break;
1223 case SSL_ERROR_SYSCALL:
1224 BIO_printf(bio_err,"read:errno=%d\n",get_last_socket_error());
1225 goto shut;
1226 case SSL_ERROR_ZERO_RETURN:
1227 BIO_printf(bio_c_out,"closed\n");
1228 goto shut;
1229 case SSL_ERROR_SSL:
1230 ERR_print_errors(bio_err);
1231 goto shut;
1232 /* break; */
1233 }
1234 }
1235
1236 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1237 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1238 else if (_kbhit())
1239 #else
1240 else if ((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
1241 #endif
1242 #elif defined (OPENSSL_SYS_NETWARE)
1243 else if (_kbhit())
1244 #else
1245 else if (FD_ISSET(fileno(stdin),&readfds))
1246 #endif
1247 {
1248 if (crlf)
1249 {
1250 int j, lf_num;
1251
1252 i=read(fileno(stdin),cbuf,BUFSIZZ/2);
1253 lf_num = 0;
1254 /* both loops are skipped when i <= 0 */
1255 for (j = 0; j < i; j++)
1256 if (cbuf[j] == '\n')
1257 lf_num++;
1258 for (j = i-1; j >= 0; j--)
1259 {
1260 cbuf[j+lf_num] = cbuf[j];
1261 if (cbuf[j] == '\n')
1262 {
1263 lf_num--;
1264 i++;
1265 cbuf[j+lf_num] = '\r';
1266 }
1267 }
1268 assert(lf_num == 0);
1269 }
1270 else
1271 i=read(fileno(stdin),cbuf,BUFSIZZ);
1272
1273 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q')))
1274 {
1275 BIO_printf(bio_err,"DONE\n");
1276 goto shut;
1277 }
1278
1279 if ((!c_ign_eof) && (cbuf[0] == 'R'))
1280 {
1281 BIO_printf(bio_err,"RENEGOTIATING\n");
1282 SSL_renegotiate(con);
1283 cbuf_len=0;
1284 }
1285 else
1286 {
1287 cbuf_len=i;
1288 cbuf_off=0;
1289 #ifdef CHARSET_EBCDIC
1290 ebcdic2ascii(cbuf, cbuf, i);
1291 #endif
1292 }
1293
1294 write_ssl=1;
1295 read_tty=0;
1296 }
1297 }
1298 shut:
1299 SSL_shutdown(con);
1300 SHUTDOWN(SSL_get_fd(con));
1301 ret=0;
1302 end:
1303 if(prexit) print_stuff(bio_c_out,con,1);
1304 if (con != NULL) SSL_free(con);
1305 if (con2 != NULL) SSL_free(con2);
1306 if (ctx != NULL) SSL_CTX_free(ctx);
1307 if (cert)
1308 X509_free(cert);
1309 if (key)
1310 EVP_PKEY_free(key);
1311 if (pass)
1312 OPENSSL_free(pass);
1313 if (cbuf != NULL) { OPENSSL_cleanse(cbuf,BUFSIZZ); OPENSSL_free(cbuf); }
1314 if (sbuf != NULL) { OPENSSL_cleanse(sbuf,BUFSIZZ); OPENSSL_free(sbuf); }
1315 if (mbuf != NULL) { OPENSSL_cleanse(mbuf,BUFSIZZ); OPENSSL_free(mbuf); }
1316 if (bio_c_out != NULL)
1317 {
1318 BIO_free(bio_c_out);
1319 bio_c_out=NULL;
1320 }
1321 apps_shutdown();
1322 OPENSSL_EXIT(ret);
1323 }
1324
1325
1326 static void print_stuff(BIO *bio, SSL *s, int full)
1327 {
1328 X509 *peer=NULL;
1329 char *p;
1330 static const char *space=" ";
1331 char buf[BUFSIZ];
1332 STACK_OF(X509) *sk;
1333 STACK_OF(X509_NAME) *sk2;
1334 SSL_CIPHER *c;
1335 X509_NAME *xn;
1336 int j,i;
1337 #ifndef OPENSSL_NO_COMP
1338 const COMP_METHOD *comp, *expansion;
1339 #endif
1340
1341 if (full)
1342 {
1343 int got_a_chain = 0;
1344
1345 sk=SSL_get_peer_cert_chain(s);
1346 if (sk != NULL)
1347 {
1348 got_a_chain = 1; /* we don't have it for SSL2 (yet) */
1349
1350 BIO_printf(bio,"---\nCertificate chain\n");
1351 for (i=0; i<sk_X509_num(sk); i++)
1352 {
1353 X509_NAME_oneline(X509_get_subject_name(
1354 sk_X509_value(sk,i)),buf,sizeof buf);
1355 BIO_printf(bio,"%2d s:%s\n",i,buf);
1356 X509_NAME_oneline(X509_get_issuer_name(
1357 sk_X509_value(sk,i)),buf,sizeof buf);
1358 BIO_printf(bio," i:%s\n",buf);
1359 if (c_showcerts)
1360 PEM_write_bio_X509(bio,sk_X509_value(sk,i));
1361 }
1362 }
1363
1364 BIO_printf(bio,"---\n");
1365 peer=SSL_get_peer_certificate(s);
1366 if (peer != NULL)
1367 {
1368 BIO_printf(bio,"Server certificate\n");
1369 if (!(c_showcerts && got_a_chain)) /* Redundant if we showed the whole chain */
1370 PEM_write_bio_X509(bio,peer);
1371 X509_NAME_oneline(X509_get_subject_name(peer),
1372 buf,sizeof buf);
1373 BIO_printf(bio,"subject=%s\n",buf);
1374 X509_NAME_oneline(X509_get_issuer_name(peer),
1375 buf,sizeof buf);
1376 BIO_printf(bio,"issuer=%s\n",buf);
1377 }
1378 else
1379 BIO_printf(bio,"no peer certificate available\n");
1380
1381 sk2=SSL_get_client_CA_list(s);
1382 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0))
1383 {
1384 BIO_printf(bio,"---\nAcceptable client certificate CA names\n");
1385 for (i=0; i<sk_X509_NAME_num(sk2); i++)
1386 {
1387 xn=sk_X509_NAME_value(sk2,i);
1388 X509_NAME_oneline(xn,buf,sizeof(buf));
1389 BIO_write(bio,buf,strlen(buf));
1390 BIO_write(bio,"\n",1);
1391 }
1392 }
1393 else
1394 {
1395 BIO_printf(bio,"---\nNo client certificate CA names sent\n");
1396 }
1397 p=SSL_get_shared_ciphers(s,buf,sizeof buf);
1398 if (p != NULL)
1399 {
1400 /* This works only for SSL 2. In later protocol
1401 * versions, the client does not know what other
1402 * ciphers (in addition to the one to be used
1403 * in the current connection) the server supports. */
1404
1405 BIO_printf(bio,"---\nCiphers common between both SSL endpoints:\n");
1406 j=i=0;
1407 while (*p)
1408 {
1409 if (*p == ':')
1410 {
1411 BIO_write(bio,space,15-j%25);
1412 i++;
1413 j=0;
1414 BIO_write(bio,((i%3)?" ":"\n"),1);
1415 }
1416 else
1417 {
1418 BIO_write(bio,p,1);
1419 j++;
1420 }
1421 p++;
1422 }
1423 BIO_write(bio,"\n",1);
1424 }
1425
1426 BIO_printf(bio,"---\nSSL handshake has read %ld bytes and written %ld bytes\n",
1427 BIO_number_read(SSL_get_rbio(s)),
1428 BIO_number_written(SSL_get_wbio(s)));
1429 }
1430 BIO_printf(bio,((s->hit)?"---\nReused, ":"---\nNew, "));
1431 c=SSL_get_current_cipher(s);
1432 BIO_printf(bio,"%s, Cipher is %s\n",
1433 SSL_CIPHER_get_version(c),
1434 SSL_CIPHER_get_name(c));
1435 if (peer != NULL) {
1436 EVP_PKEY *pktmp;
1437 pktmp = X509_get_pubkey(peer);
1438 BIO_printf(bio,"Server public key is %d bit\n",
1439 EVP_PKEY_bits(pktmp));
1440 EVP_PKEY_free(pktmp);
1441 }
1442 #ifndef OPENSSL_NO_COMP
1443 comp=SSL_get_current_compression(s);
1444 expansion=SSL_get_current_expansion(s);
1445 BIO_printf(bio,"Compression: %s\n",
1446 comp ? SSL_COMP_get_name(comp) : "NONE");
1447 BIO_printf(bio,"Expansion: %s\n",
1448 expansion ? SSL_COMP_get_name(expansion) : "NONE");
1449 #endif
1450 SSL_SESSION_print(bio,SSL_get_session(s));
1451 BIO_printf(bio,"---\n");
1452 if (peer != NULL)
1453 X509_free(peer);
1454 /* flush, or debugging output gets mixed with http response */
1455 (void)BIO_flush(bio);
1456 }
1457
1458 #ifndef OPENSSL_NO_TLSEXT
1459
1460 static int ocsp_resp_cb(SSL *s, void *arg)
1461 {
1462 const unsigned char *p;
1463 int len;
1464 OCSP_RESPONSE *rsp;
1465 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
1466 BIO_puts(arg, "OCSP response: ");
1467 if (!p)
1468 {
1469 BIO_puts(arg, "no response sent\n");
1470 return 1;
1471 }
1472 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
1473 if (!rsp)
1474 {
1475 BIO_puts(arg, "response parse error\n");
1476 BIO_dump_indent(arg, (char *)p, len, 4);
1477 return 0;
1478 }
1479 BIO_puts(arg, "\n======================================\n");
1480 OCSP_RESPONSE_print(arg, rsp, 0);
1481 BIO_puts(arg, "======================================\n");
1482 OCSP_RESPONSE_free(rsp);
1483 return 1;
1484 }
1485 #endif /* ndef OPENSSL_NO_TLSEXT */
DragonFly BSD