2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
58 /* ====================================================================
59 * Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved.
61 * Redistribution and use in source and binary forms, with or without
62 * modification, are permitted provided that the following conditions
65 * 1. Redistributions of source code must retain the above copyright
66 * notice, this list of conditions and the following disclaimer.
68 * 2. Redistributions in binary form must reproduce the above copyright
69 * notice, this list of conditions and the following disclaimer in
70 * the documentation and/or other materials provided with the
73 * 3. All advertising materials mentioning features or use of this
74 * software must display the following acknowledgment:
75 * "This product includes software developed by the OpenSSL Project
76 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
78 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
79 * endorse or promote products derived from this software without
80 * prior written permission. For written permission, please contact
81 * openssl-core@openssl.org.
83 * 5. Products derived from this software may not be called "OpenSSL"
84 * nor may "OpenSSL" appear in their names without prior written
85 * permission of the OpenSSL Project.
87 * 6. Redistributions of any form whatsoever must retain the following
89 * "This product includes software developed by the OpenSSL Project
90 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
92 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
93 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
94 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
95 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
96 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
97 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
98 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
99 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
100 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
101 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
102 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
103 * OF THE POSSIBILITY OF SUCH DAMAGE.
104 * ====================================================================
106 * This product includes cryptographic software written by Eric Young
107 * (eay@cryptsoft.com). This product includes software written by Tim
108 * Hudson (tjh@cryptsoft.com).
111 /* ====================================================================
112 * Copyright 2005 Nokia. All rights reserved.
114 * The portions of the attached software ("Contribution") is developed by
115 * Nokia Corporation and is licensed pursuant to the OpenSSL open source
118 * The Contribution, originally written by Mika Kousa and Pasi Eronen of
119 * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
120 * support (see RFC 4279) to OpenSSL.
122 * No patent licenses or other rights except those expressly stated in
123 * the OpenSSL open source license shall be deemed granted or received
124 * expressly, by implication, estoppel, or otherwise.
126 * No assurances are provided by Nokia that the Contribution does not
127 * infringe the patent or other intellectual property rights of any third
128 * party or that the license provides you with all the necessary rights
129 * to make use of the Contribution.
131 * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
132 * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
133 * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
134 * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
143 #include <openssl/e_os2.h>
144 #ifdef OPENSSL_NO_STDIO
148 /* With IPv6, it looks like Digital has mixed up the proper order of
149 recursive header file inclusion, resulting in the compiler complaining
150 that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which
151 is needed to have fileno() declared correctly... So let's define u_int */
152 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
154 typedef unsigned int u_int;
159 #include <openssl/x509.h>
160 #include <openssl/ssl.h>
161 #include <openssl/err.h>
162 #include <openssl/pem.h>
163 #include <openssl/rand.h>
165 #include "timeouts.h"
167 #if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000)
168 /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */
172 #if defined(OPENSSL_SYS_BEOS_R5)
177 #define PROG s_client_main
179 /*#define SSL_HOST_NAME "www.netscape.com" */
180 /*#define SSL_HOST_NAME "193.118.187.102" */
181 #define SSL_HOST_NAME "localhost"
183 /*#define TEST_CERT "client.pem" */ /* no default cert. */
186 #define BUFSIZZ 1024*8
188 extern int verify_depth;
189 extern int verify_error;
190 extern int verify_return_error;
195 static int c_Pause=0;
196 static int c_debug=0;
198 static int c_showcerts=0;
200 static void sc_usage(void);
201 static void print_stuff(BIO *berr,SSL *con,int full);
202 static BIO *bio_c_out=NULL;
203 static int c_quiet=0;
204 static int c_ign_eof=0;
206 #ifndef OPENSSL_NO_PSK
207 /* Default PSK identity and key */
208 static char *psk_identity="Client_identity";
209 static char *psk_key=NULL; /* by default PSK is not used */
211 static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity,
212 unsigned int max_identity_len, unsigned char *psk,
213 unsigned int max_psk_len)
215 unsigned int psk_len = 0;
220 BIO_printf(bio_c_out, "psk_client_cb\n");
223 /* no ServerKeyExchange message*/
225 BIO_printf(bio_c_out,"NULL received PSK identity hint, continuing anyway\n");
228 BIO_printf(bio_c_out, "Received PSK identity hint '%s'\n", hint);
230 /* lookup PSK identity and PSK key based on the given identity hint here */
231 ret = BIO_snprintf(identity, max_identity_len, psk_identity);
232 if (ret < 0 || (unsigned int)ret > max_identity_len)
235 BIO_printf(bio_c_out, "created identity '%s' len=%d\n", identity, ret);
236 ret=BN_hex2bn(&bn, psk_key);
239 BIO_printf(bio_err,"Could not convert PSK key '%s' to BIGNUM\n", psk_key);
245 if ((unsigned int)BN_num_bytes(bn) > max_psk_len)
247 BIO_printf(bio_err,"psk buffer of callback is too small (%d) for key (%d)\n",
248 max_psk_len, BN_num_bytes(bn));
253 psk_len=BN_bn2bin(bn, psk);
259 BIO_printf(bio_c_out, "created PSK len=%d\n", psk_len);
264 BIO_printf(bio_err, "Error in PSK client callback\n");
269 static void sc_usage(void)
271 BIO_printf(bio_err,"usage: s_client args\n");
272 BIO_printf(bio_err,"\n");
273 BIO_printf(bio_err," -host host - use -connect instead\n");
274 BIO_printf(bio_err," -port port - use -connect instead\n");
275 BIO_printf(bio_err," -connect host:port - who to connect to (default is %s:%s)\n",SSL_HOST_NAME,PORT_STR);
277 BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n");
278 BIO_printf(bio_err," -cert arg - certificate file to use, PEM format assumed\n");
279 BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n");
280 BIO_printf(bio_err," -key arg - Private key file to use, in cert file if\n");
281 BIO_printf(bio_err," not specified but cert file is.\n");
282 BIO_printf(bio_err," -keyform arg - key format (PEM or DER) PEM default\n");
283 BIO_printf(bio_err," -pass arg - private key file pass phrase source\n");
284 BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n");
285 BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n");
286 BIO_printf(bio_err," -reconnect - Drop and re-make the connection with the same Session-ID\n");
287 BIO_printf(bio_err," -pause - sleep(1) after each read(2) and write(2) system call\n");
288 BIO_printf(bio_err," -showcerts - show all certificates in the chain\n");
289 BIO_printf(bio_err," -debug - extra output\n");
291 BIO_printf(bio_err," -wdebug - WATT-32 tcp debugging\n");
293 BIO_printf(bio_err," -msg - Show protocol messages\n");
294 BIO_printf(bio_err," -nbio_test - more ssl protocol testing\n");
295 BIO_printf(bio_err," -state - print the 'ssl' states\n");
297 BIO_printf(bio_err," -nbio - Run with non-blocking IO\n");
299 BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n");
300 BIO_printf(bio_err," -quiet - no s_client output\n");
301 BIO_printf(bio_err," -ign_eof - ignore input eof (default when -quiet)\n");
302 #ifndef OPENSSL_NO_PSK
303 BIO_printf(bio_err," -psk_identity arg - PSK identity\n");
304 BIO_printf(bio_err," -psk arg - PSK in hex (without 0x)\n");
306 BIO_printf(bio_err," -ssl2 - just use SSLv2\n");
307 BIO_printf(bio_err," -ssl3 - just use SSLv3\n");
308 BIO_printf(bio_err," -tls1 - just use TLSv1\n");
309 BIO_printf(bio_err," -dtls1 - just use DTLSv1\n");
310 BIO_printf(bio_err," -mtu - set the MTU\n");
311 BIO_printf(bio_err," -no_tls1/-no_ssl3/-no_ssl2 - turn off that protocol\n");
312 BIO_printf(bio_err," -bugs - Switch on all SSL implementation bug workarounds\n");
313 BIO_printf(bio_err," -serverpref - Use server's cipher preferences (only SSLv2)\n");
314 BIO_printf(bio_err," -cipher - preferred cipher to use, use the 'openssl ciphers'\n");
315 BIO_printf(bio_err," command to see what is available\n");
316 BIO_printf(bio_err," -starttls prot - use the STARTTLS command before starting TLS\n");
317 BIO_printf(bio_err," for those protocols that support it, where\n");
318 BIO_printf(bio_err," 'prot' defines which one to assume. Currently,\n");
319 BIO_printf(bio_err," only \"smtp\", \"pop3\", \"imap\", and \"ftp\" are supported.\n");
320 #ifndef OPENSSL_NO_ENGINE
321 BIO_printf(bio_err," -engine id - Initialise and use the specified engine\n");
323 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
324 #ifndef OPENSSL_NO_TLSEXT
325 BIO_printf(bio_err," -servername host - Set TLS extension servername in ClientHello\n");
329 #ifndef OPENSSL_NO_TLSEXT
331 /* This is a context that we pass to callbacks */
332 typedef struct tlsextctx_st {
338 static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg)
340 tlsextctx * p = (tlsextctx *) arg;
341 const char * hn= SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
342 if (SSL_get_servername_type(s) != -1)
343 p->ack = !SSL_session_reused(s) && hn != NULL;
345 BIO_printf(bio_err,"Can't use SSL_get_servername\n");
347 return SSL_TLSEXT_ERR_OK;
360 int MAIN(int, char **);
362 int MAIN(int argc, char **argv)
366 X509_STORE *store = NULL;
367 int s,k,width,state=0;
368 char *cbuf=NULL,*sbuf=NULL,*mbuf=NULL;
369 int cbuf_len,cbuf_off;
370 int sbuf_len,sbuf_off;
371 fd_set readfds,writefds;
374 char *host=SSL_HOST_NAME;
375 char *cert_file=NULL,*key_file=NULL;
376 int cert_format = FORMAT_PEM, key_format = FORMAT_PEM;
377 char *passarg = NULL, *pass = NULL;
379 EVP_PKEY *key = NULL;
380 char *CApath=NULL,*CAfile=NULL,*cipher=NULL;
381 int reconnect=0,badop=0,verify=SSL_VERIFY_NONE,bugs=0;
383 int write_tty,read_tty,write_ssl,read_ssl,tty_on,ssl_pending;
385 int ret=1,in_init=1,i,nbio_test=0;
386 int starttls_proto = PROTO_OFF;
387 int prexit = 0, vflags = 0;
388 const SSL_METHOD *meth=NULL;
389 int socket_type=SOCK_STREAM;
393 #ifndef OPENSSL_NO_ENGINE
394 char *engine_id=NULL;
397 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
399 #if defined(OPENSSL_SYS_BEOS_R5)
404 #ifndef OPENSSL_NO_TLSEXT
405 char *servername = NULL;
406 tlsextctx tlsextcbp =
409 struct sockaddr peer;
410 int peerlen = sizeof(peer);
411 int enable_timeouts = 0 ;
414 #if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
415 meth=SSLv23_client_method();
416 #elif !defined(OPENSSL_NO_SSL3)
417 meth=SSLv3_client_method();
418 #elif !defined(OPENSSL_NO_SSL2)
419 meth=SSLv2_client_method();
431 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
433 if (!load_config(bio_err, NULL))
436 if ( ((cbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
437 ((sbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
438 ((mbuf=OPENSSL_malloc(BUFSIZZ)) == NULL))
440 BIO_printf(bio_err,"out of memory\n");
445 verify_error=X509_V_OK;
454 if (strcmp(*argv,"-host") == 0)
456 if (--argc < 1) goto bad;
459 else if (strcmp(*argv,"-port") == 0)
461 if (--argc < 1) goto bad;
462 port=atoi(*(++argv));
463 if (port == 0) goto bad;
465 else if (strcmp(*argv,"-connect") == 0)
467 if (--argc < 1) goto bad;
468 if (!extract_host_port(*(++argv),&host,NULL,&port))
471 else if (strcmp(*argv,"-verify") == 0)
473 verify=SSL_VERIFY_PEER;
474 if (--argc < 1) goto bad;
475 verify_depth=atoi(*(++argv));
476 BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
478 else if (strcmp(*argv,"-cert") == 0)
480 if (--argc < 1) goto bad;
481 cert_file= *(++argv);
483 else if (strcmp(*argv,"-certform") == 0)
485 if (--argc < 1) goto bad;
486 cert_format = str2fmt(*(++argv));
488 else if (strcmp(*argv,"-crl_check") == 0)
489 vflags |= X509_V_FLAG_CRL_CHECK;
490 else if (strcmp(*argv,"-crl_check_all") == 0)
491 vflags |= X509_V_FLAG_CRL_CHECK|X509_V_FLAG_CRL_CHECK_ALL;
492 else if (strcmp(*argv,"-verify_return_error") == 0)
493 verify_return_error = 1;
494 else if (strcmp(*argv,"-prexit") == 0)
496 else if (strcmp(*argv,"-crlf") == 0)
498 else if (strcmp(*argv,"-quiet") == 0)
503 else if (strcmp(*argv,"-ign_eof") == 0)
505 else if (strcmp(*argv,"-pause") == 0)
507 else if (strcmp(*argv,"-debug") == 0)
510 else if (strcmp(*argv,"-wdebug") == 0)
513 else if (strcmp(*argv,"-msg") == 0)
515 else if (strcmp(*argv,"-showcerts") == 0)
517 else if (strcmp(*argv,"-nbio_test") == 0)
519 else if (strcmp(*argv,"-state") == 0)
521 #ifndef OPENSSL_NO_PSK
522 else if (strcmp(*argv,"-psk_identity") == 0)
524 if (--argc < 1) goto bad;
525 psk_identity=*(++argv);
527 else if (strcmp(*argv,"-psk") == 0)
531 if (--argc < 1) goto bad;
533 for (j = 0; j < strlen(psk_key); j++)
535 if (isxdigit((int)psk_key[j]))
537 BIO_printf(bio_err,"Not a hex number '%s'\n",*argv);
542 #ifndef OPENSSL_NO_SSL2
543 else if (strcmp(*argv,"-ssl2") == 0)
544 meth=SSLv2_client_method();
546 #ifndef OPENSSL_NO_SSL3
547 else if (strcmp(*argv,"-ssl3") == 0)
548 meth=SSLv3_client_method();
550 #ifndef OPENSSL_NO_TLS1
551 else if (strcmp(*argv,"-tls1") == 0)
552 meth=TLSv1_client_method();
554 #ifndef OPENSSL_NO_DTLS1
555 else if (strcmp(*argv,"-dtls1") == 0)
557 meth=DTLSv1_client_method();
558 socket_type=SOCK_DGRAM;
560 else if (strcmp(*argv,"-timeout") == 0)
562 else if (strcmp(*argv,"-mtu") == 0)
564 if (--argc < 1) goto bad;
565 socket_mtu = atol(*(++argv));
568 else if (strcmp(*argv,"-bugs") == 0)
570 else if (strcmp(*argv,"-keyform") == 0)
572 if (--argc < 1) goto bad;
573 key_format = str2fmt(*(++argv));
575 else if (strcmp(*argv,"-pass") == 0)
577 if (--argc < 1) goto bad;
580 else if (strcmp(*argv,"-key") == 0)
582 if (--argc < 1) goto bad;
585 else if (strcmp(*argv,"-reconnect") == 0)
589 else if (strcmp(*argv,"-CApath") == 0)
591 if (--argc < 1) goto bad;
594 else if (strcmp(*argv,"-CAfile") == 0)
596 if (--argc < 1) goto bad;
599 else if (strcmp(*argv,"-no_tls1") == 0)
600 off|=SSL_OP_NO_TLSv1;
601 else if (strcmp(*argv,"-no_ssl3") == 0)
602 off|=SSL_OP_NO_SSLv3;
603 else if (strcmp(*argv,"-no_ssl2") == 0)
604 off|=SSL_OP_NO_SSLv2;
605 else if (strcmp(*argv,"-no_comp") == 0)
606 { off|=SSL_OP_NO_COMPRESSION; }
607 else if (strcmp(*argv,"-serverpref") == 0)
608 off|=SSL_OP_CIPHER_SERVER_PREFERENCE;
609 else if (strcmp(*argv,"-cipher") == 0)
611 if (--argc < 1) goto bad;
615 else if (strcmp(*argv,"-nbio") == 0)
618 else if (strcmp(*argv,"-starttls") == 0)
620 if (--argc < 1) goto bad;
622 if (strcmp(*argv,"smtp") == 0)
623 starttls_proto = PROTO_SMTP;
624 else if (strcmp(*argv,"pop3") == 0)
625 starttls_proto = PROTO_POP3;
626 else if (strcmp(*argv,"imap") == 0)
627 starttls_proto = PROTO_IMAP;
628 else if (strcmp(*argv,"ftp") == 0)
629 starttls_proto = PROTO_FTP;
633 #ifndef OPENSSL_NO_ENGINE
634 else if (strcmp(*argv,"-engine") == 0)
636 if (--argc < 1) goto bad;
637 engine_id = *(++argv);
640 else if (strcmp(*argv,"-rand") == 0)
642 if (--argc < 1) goto bad;
645 #ifndef OPENSSL_NO_TLSEXT
646 else if (strcmp(*argv,"-servername") == 0)
648 if (--argc < 1) goto bad;
649 servername= *(++argv);
650 /* meth=TLSv1_client_method(); */
655 BIO_printf(bio_err,"unknown option %s\n",*argv);
669 OpenSSL_add_ssl_algorithms();
670 SSL_load_error_strings();
672 #ifndef OPENSSL_NO_ENGINE
673 e = setup_engine(bio_err, engine_id, 1);
675 if (!app_passwd(bio_err, passarg, NULL, &pass, NULL))
677 BIO_printf(bio_err, "Error getting password\n");
681 if (key_file == NULL)
682 key_file = cert_file;
689 key = load_key(bio_err, key_file, key_format, 0, pass, e,
690 "client certificate private key file");
693 ERR_print_errors(bio_err);
702 cert = load_cert(bio_err,cert_file,cert_format,
703 NULL, e, "client certificate file");
707 ERR_print_errors(bio_err);
712 if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
715 BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
718 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
719 app_RAND_load_files(inrand));
721 if (bio_c_out == NULL)
723 if (c_quiet && !c_debug && !c_msg)
725 bio_c_out=BIO_new(BIO_s_null());
729 if (bio_c_out == NULL)
730 bio_c_out=BIO_new_fp(stdout,BIO_NOCLOSE);
734 ctx=SSL_CTX_new(meth);
737 ERR_print_errors(bio_err);
741 #ifndef OPENSSL_NO_PSK
745 BIO_printf(bio_c_out, "PSK key given, setting client callback\n");
746 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
750 SSL_CTX_set_options(ctx,SSL_OP_ALL|off);
752 SSL_CTX_set_options(ctx,off);
753 /* DTLS: partial reads end up discarding unread UDP bytes :-(
754 * Setting read ahead solves this problem.
756 if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
758 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
760 if(!SSL_CTX_set_cipher_list(ctx,cipher)) {
761 BIO_printf(bio_err,"error setting cipher list\n");
762 ERR_print_errors(bio_err);
767 SSL_CTX_set_cipher_list(ctx,getenv("SSL_CIPHER"));
770 SSL_CTX_set_verify(ctx,verify,verify_callback);
771 if (!set_cert_key_stuff(ctx,cert,key))
774 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
775 (!SSL_CTX_set_default_verify_paths(ctx)))
777 /* BIO_printf(bio_err,"error setting default verify locations\n"); */
778 ERR_print_errors(bio_err);
782 store = SSL_CTX_get_cert_store(ctx);
783 X509_STORE_set_flags(store, vflags);
784 #ifndef OPENSSL_NO_TLSEXT
785 if (servername != NULL)
787 tlsextcbp.biodebug = bio_err;
788 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
789 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
794 #ifndef OPENSSL_NO_TLSEXT
795 if (servername != NULL)
797 if (!SSL_set_tlsext_host_name(con,servername))
799 BIO_printf(bio_err,"Unable to set TLS servername extension.\n");
800 ERR_print_errors(bio_err);
805 #ifndef OPENSSL_NO_KRB5
806 if (con && (con->kssl_ctx = kssl_ctx_new()) != NULL)
808 kssl_ctx_setstring(con->kssl_ctx, KSSL_SERVER, host);
810 #endif /* OPENSSL_NO_KRB5 */
811 /* SSL_set_cipher_list(con,"RC4-MD5"); */
815 if (init_client(&s,host,port,socket_type) == 0)
817 BIO_printf(bio_err,"connect:errno=%d\n",get_last_socket_error());
821 BIO_printf(bio_c_out,"CONNECTED(%08X)\n",s);
827 BIO_printf(bio_c_out,"turning on non blocking io\n");
828 if (BIO_socket_ioctl(s,FIONBIO,&l) < 0)
830 ERR_print_errors(bio_err);
835 if (c_Pause & 0x01) con->debug=1;
837 if ( SSL_version(con) == DTLS1_VERSION)
839 struct timeval timeout;
841 sbio=BIO_new_dgram(s,BIO_NOCLOSE);
842 if (getsockname(s, &peer, (void *)&peerlen) < 0)
844 BIO_printf(bio_err, "getsockname:errno=%d\n",
845 get_last_socket_error());
850 BIO_ctrl_set_connected(sbio, 1, &peer);
855 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
856 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
859 timeout.tv_usec = DGRAM_SND_TIMEOUT;
860 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
865 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
866 SSL_set_mtu(con, socket_mtu);
869 /* want to do MTU discovery */
870 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
873 sbio=BIO_new_socket(s,BIO_NOCLOSE);
881 test=BIO_new(BIO_f_nbio_test());
882 sbio=BIO_push(test,sbio);
888 BIO_set_callback(sbio,bio_dump_callback);
889 BIO_set_callback_arg(sbio,(char *)bio_c_out);
893 SSL_set_msg_callback(con, msg_cb);
894 SSL_set_msg_callback_arg(con, bio_c_out);
897 SSL_set_bio(con,sbio,sbio);
898 SSL_set_connect_state(con);
900 /* ok, lets connect */
901 width=SSL_get_fd(con)+1;
914 /* This is an ugly hack that does a lot of assumptions */
915 if (starttls_proto == PROTO_SMTP)
917 /* wait for multi-line response to end from SMTP */
920 mbuf_len = BIO_read(sbio,mbuf,BUFSIZZ);
922 while (mbuf_len>3 && mbuf[3]=='-');
923 BIO_printf(sbio,"STARTTLS\r\n");
924 BIO_read(sbio,sbuf,BUFSIZZ);
926 else if (starttls_proto == PROTO_POP3)
928 BIO_read(sbio,mbuf,BUFSIZZ);
929 BIO_printf(sbio,"STLS\r\n");
930 BIO_read(sbio,sbuf,BUFSIZZ);
932 else if (starttls_proto == PROTO_IMAP)
934 BIO_read(sbio,mbuf,BUFSIZZ);
935 BIO_printf(sbio,"0 STARTTLS\r\n");
936 BIO_read(sbio,sbuf,BUFSIZZ);
938 else if (starttls_proto == PROTO_FTP)
940 /* wait for multi-line response to end from FTP */
943 mbuf_len = BIO_read(sbio,mbuf,BUFSIZZ);
945 while (mbuf_len>3 && mbuf[3]=='-');
946 BIO_printf(sbio,"AUTH TLS\r\n");
947 BIO_read(sbio,sbuf,BUFSIZZ);
955 if (SSL_in_init(con) && !SSL_total_renegotiations(con))
966 #ifndef OPENSSL_NO_TLSEXT
967 if (servername != NULL && !SSL_session_reused(con))
969 BIO_printf(bio_c_out,"Server did %sacknowledge servername extension.\n",tlsextcbp.ack?"":"not ");
972 print_stuff(bio_c_out,con,full_log);
973 if (full_log > 0) full_log--;
977 BIO_printf(bio_err,"%s",mbuf);
978 /* We don't need to know any more */
979 starttls_proto = PROTO_OFF;
985 BIO_printf(bio_c_out,"drop connection and then reconnect\n");
987 SSL_set_connect_state(con);
988 SHUTDOWN(SSL_get_fd(con));
994 ssl_pending = read_ssl && SSL_pending(con);
998 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined (OPENSSL_SYS_BEOS_R5)
1001 if (read_tty) openssl_fdset(fileno(stdin),&readfds);
1002 if (write_tty) openssl_fdset(fileno(stdout),&writefds);
1005 openssl_fdset(SSL_get_fd(con),&readfds);
1007 openssl_fdset(SSL_get_fd(con),&writefds);
1009 if(!tty_on || !write_tty) {
1011 openssl_fdset(SSL_get_fd(con),&readfds);
1013 openssl_fdset(SSL_get_fd(con),&writefds);
1016 /* printf("mode tty(%d %d%d) ssl(%d%d)\n",
1017 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
1019 /* Note: under VMS with SOCKETSHR the second parameter
1020 * is currently of type (int *) whereas under other
1021 * systems it is (void *) if you don't have a cast it
1022 * will choke the compiler: if you do have a cast then
1023 * you can either go for (int *) or (void *).
1025 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1026 /* Under Windows/DOS we make the assumption that we can
1027 * always write to the tty: therefore if we need to
1028 * write to the tty we just fall through. Otherwise
1029 * we timeout the select every second and see if there
1030 * are any keypresses. Note: this is a hack, in a proper
1031 * Windows application we wouldn't do this.
1038 i=select(width,(void *)&readfds,(void *)&writefds,
1040 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1041 if(!i && (!_kbhit() || !read_tty) ) continue;
1043 if(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue;
1045 } else i=select(width,(void *)&readfds,(void *)&writefds,
1048 #elif defined(OPENSSL_SYS_NETWARE)
1053 i=select(width,(void *)&readfds,(void *)&writefds,
1055 } else i=select(width,(void *)&readfds,(void *)&writefds,
1058 #elif defined(OPENSSL_SYS_BEOS_R5)
1059 /* Under BeOS-R5 the situation is similar to DOS */
1062 (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK);
1067 i=select(width,(void *)&readfds,(void *)&writefds,
1069 if (read(fileno(stdin), sbuf, 0) >= 0)
1071 if (!i && (stdin_set != 1 || !read_tty))
1073 } else i=select(width,(void *)&readfds,(void *)&writefds,
1076 (void)fcntl(fileno(stdin), F_SETFL, 0);
1078 i=select(width,(void *)&readfds,(void *)&writefds,
1083 BIO_printf(bio_err,"bad select %d\n",
1084 get_last_socket_error());
1090 if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds))
1092 k=SSL_write(con,&(cbuf[cbuf_off]),
1093 (unsigned int)cbuf_len);
1094 switch (SSL_get_error(con,k))
1096 case SSL_ERROR_NONE:
1099 if (k <= 0) goto end;
1100 /* we have done a write(con,NULL,0); */
1106 else /* if (cbuf_len > 0) */
1112 case SSL_ERROR_WANT_WRITE:
1113 BIO_printf(bio_c_out,"write W BLOCK\n");
1117 case SSL_ERROR_WANT_READ:
1118 BIO_printf(bio_c_out,"write R BLOCK\n");
1123 case SSL_ERROR_WANT_X509_LOOKUP:
1124 BIO_printf(bio_c_out,"write X BLOCK\n");
1126 case SSL_ERROR_ZERO_RETURN:
1129 BIO_printf(bio_c_out,"shutdown\n");
1139 case SSL_ERROR_SYSCALL:
1140 if ((k != 0) || (cbuf_len != 0))
1142 BIO_printf(bio_err,"write:errno=%d\n",
1143 get_last_socket_error());
1153 ERR_print_errors(bio_err);
1157 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
1158 /* Assume Windows/DOS/BeOS can always write */
1159 else if (!ssl_pending && write_tty)
1161 else if (!ssl_pending && FD_ISSET(fileno(stdout),&writefds))
1164 #ifdef CHARSET_EBCDIC
1165 ascii2ebcdic(&(sbuf[sbuf_off]),&(sbuf[sbuf_off]),sbuf_len);
1167 i=raw_write_stdout(&(sbuf[sbuf_off]),sbuf_len);
1171 BIO_printf(bio_c_out,"DONE\n");
1184 else if (ssl_pending || FD_ISSET(SSL_get_fd(con),&readfds))
1187 { static int iiii; if (++iiii == 52) { SSL_renegotiate(con); iiii=0; } }
1190 k=SSL_read(con,sbuf,1024 /* BUFSIZZ */ );
1192 /* Demo for pending and peek :-) */
1193 k=SSL_read(con,sbuf,16);
1195 printf("read=%d pending=%d peek=%d\n",k,SSL_pending(con),SSL_peek(con,zbuf,10240));
1199 switch (SSL_get_error(con,k))
1201 case SSL_ERROR_NONE:
1210 case SSL_ERROR_WANT_WRITE:
1211 BIO_printf(bio_c_out,"read W BLOCK\n");
1215 case SSL_ERROR_WANT_READ:
1216 BIO_printf(bio_c_out,"read R BLOCK\n");
1219 if ((read_tty == 0) && (write_ssl == 0))
1222 case SSL_ERROR_WANT_X509_LOOKUP:
1223 BIO_printf(bio_c_out,"read X BLOCK\n");
1225 case SSL_ERROR_SYSCALL:
1226 BIO_printf(bio_err,"read:errno=%d\n",get_last_socket_error());
1228 case SSL_ERROR_ZERO_RETURN:
1229 BIO_printf(bio_c_out,"closed\n");
1232 ERR_print_errors(bio_err);
1238 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1239 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1242 else if ((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
1244 #elif defined (OPENSSL_SYS_NETWARE)
1246 #elif defined(OPENSSL_SYS_BEOS_R5)
1249 else if (FD_ISSET(fileno(stdin),&readfds))
1256 i=raw_read_stdin(cbuf,BUFSIZZ/2);
1258 /* both loops are skipped when i <= 0 */
1259 for (j = 0; j < i; j++)
1260 if (cbuf[j] == '\n')
1262 for (j = i-1; j >= 0; j--)
1264 cbuf[j+lf_num] = cbuf[j];
1265 if (cbuf[j] == '\n')
1269 cbuf[j+lf_num] = '\r';
1272 assert(lf_num == 0);
1275 i=raw_read_stdin(cbuf,BUFSIZZ);
1277 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q')))
1279 BIO_printf(bio_err,"DONE\n");
1283 if ((!c_ign_eof) && (cbuf[0] == 'R'))
1285 BIO_printf(bio_err,"RENEGOTIATING\n");
1286 SSL_renegotiate(con);
1293 #ifdef CHARSET_EBCDIC
1294 ebcdic2ascii(cbuf, cbuf, i);
1304 print_stuff(bio_c_out,con,full_log);
1306 SHUTDOWN(SSL_get_fd(con));
1312 print_stuff(bio_c_out,con,1);
1315 if (ctx != NULL) SSL_CTX_free(ctx);
1322 if (cbuf != NULL) { OPENSSL_cleanse(cbuf,BUFSIZZ); OPENSSL_free(cbuf); }
1323 if (sbuf != NULL) { OPENSSL_cleanse(sbuf,BUFSIZZ); OPENSSL_free(sbuf); }
1324 if (mbuf != NULL) { OPENSSL_cleanse(mbuf,BUFSIZZ); OPENSSL_free(mbuf); }
1325 if (bio_c_out != NULL)
1327 BIO_free(bio_c_out);
1335 static void print_stuff(BIO *bio, SSL *s, int full)
1339 static const char *space=" ";
1342 STACK_OF(X509_NAME) *sk2;
1346 #ifndef OPENSSL_NO_COMP
1347 const COMP_METHOD *comp, *expansion;
1352 int got_a_chain = 0;
1354 sk=SSL_get_peer_cert_chain(s);
1357 got_a_chain = 1; /* we don't have it for SSL2 (yet) */
1359 BIO_printf(bio,"---\nCertificate chain\n");
1360 for (i=0; i<sk_X509_num(sk); i++)
1362 X509_NAME_oneline(X509_get_subject_name(
1363 sk_X509_value(sk,i)),buf,sizeof buf);
1364 BIO_printf(bio,"%2d s:%s\n",i,buf);
1365 X509_NAME_oneline(X509_get_issuer_name(
1366 sk_X509_value(sk,i)),buf,sizeof buf);
1367 BIO_printf(bio," i:%s\n",buf);
1369 PEM_write_bio_X509(bio,sk_X509_value(sk,i));
1373 BIO_printf(bio,"---\n");
1374 peer=SSL_get_peer_certificate(s);
1377 BIO_printf(bio,"Server certificate\n");
1378 if (!(c_showcerts && got_a_chain)) /* Redundant if we showed the whole chain */
1379 PEM_write_bio_X509(bio,peer);
1380 X509_NAME_oneline(X509_get_subject_name(peer),
1382 BIO_printf(bio,"subject=%s\n",buf);
1383 X509_NAME_oneline(X509_get_issuer_name(peer),
1385 BIO_printf(bio,"issuer=%s\n",buf);
1388 BIO_printf(bio,"no peer certificate available\n");
1390 sk2=SSL_get_client_CA_list(s);
1391 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0))
1393 BIO_printf(bio,"---\nAcceptable client certificate CA names\n");
1394 for (i=0; i<sk_X509_NAME_num(sk2); i++)
1396 xn=sk_X509_NAME_value(sk2,i);
1397 X509_NAME_oneline(xn,buf,sizeof(buf));
1398 BIO_write(bio,buf,strlen(buf));
1399 BIO_write(bio,"\n",1);
1404 BIO_printf(bio,"---\nNo client certificate CA names sent\n");
1406 p=SSL_get_shared_ciphers(s,buf,sizeof buf);
1409 /* This works only for SSL 2. In later protocol
1410 * versions, the client does not know what other
1411 * ciphers (in addition to the one to be used
1412 * in the current connection) the server supports. */
1414 BIO_printf(bio,"---\nCiphers common between both SSL endpoints:\n");
1420 BIO_write(bio,space,15-j%25);
1423 BIO_write(bio,((i%3)?" ":"\n"),1);
1432 BIO_write(bio,"\n",1);
1435 BIO_printf(bio,"---\nSSL handshake has read %ld bytes and written %ld bytes\n",
1436 BIO_number_read(SSL_get_rbio(s)),
1437 BIO_number_written(SSL_get_wbio(s)));
1439 BIO_printf(bio,((s->hit)?"---\nReused, ":"---\nNew, "));
1440 c=SSL_get_current_cipher(s);
1441 BIO_printf(bio,"%s, Cipher is %s\n",
1442 SSL_CIPHER_get_version(c),
1443 SSL_CIPHER_get_name(c));
1446 pktmp = X509_get_pubkey(peer);
1447 BIO_printf(bio,"Server public key is %d bit\n",
1448 EVP_PKEY_bits(pktmp));
1449 EVP_PKEY_free(pktmp);
1451 #ifndef OPENSSL_NO_COMP
1452 comp=SSL_get_current_compression(s);
1453 expansion=SSL_get_current_expansion(s);
1454 BIO_printf(bio,"Compression: %s\n",
1455 comp ? SSL_COMP_get_name(comp) : "NONE");
1456 BIO_printf(bio,"Expansion: %s\n",
1457 expansion ? SSL_COMP_get_name(expansion) : "NONE");
1459 SSL_SESSION_print(bio,SSL_get_session(s));
1460 BIO_printf(bio,"---\n");
1463 /* flush, or debugging output gets mixed with http response */