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>
164 #include <openssl/ocsp.h>
165 #include <openssl/bn.h>
166 #ifndef OPENSSL_NO_SRP
167 #include <openssl/srp.h>
170 #include "timeouts.h"
172 #if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000)
173 /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */
177 #if defined(OPENSSL_SYS_BEOS_R5)
182 #define PROG s_client_main
184 /*#define SSL_HOST_NAME "www.netscape.com" */
185 /*#define SSL_HOST_NAME "193.118.187.102" */
186 #define SSL_HOST_NAME "localhost"
188 /*#define TEST_CERT "client.pem" */ /* no default cert. */
191 #define BUFSIZZ 1024*8
193 extern int verify_depth;
194 extern int verify_error;
195 extern int verify_return_error;
200 static int c_Pause=0;
201 static int c_debug=0;
202 #ifndef OPENSSL_NO_TLSEXT
203 static int c_tlsextdebug=0;
204 static int c_status_req=0;
207 static int c_showcerts=0;
209 static void sc_usage(void);
210 static void print_stuff(BIO *berr,SSL *con,int full);
211 #ifndef OPENSSL_NO_TLSEXT
212 static int ocsp_resp_cb(SSL *s, void *arg);
214 static BIO *bio_c_out=NULL;
215 static int c_quiet=0;
216 static int c_ign_eof=0;
218 #ifndef OPENSSL_NO_PSK
219 /* Default PSK identity and key */
220 static char *psk_identity="Client_identity";
221 /*char *psk_key=NULL; by default PSK is not used */
223 static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity,
224 unsigned int max_identity_len, unsigned char *psk,
225 unsigned int max_psk_len)
227 unsigned int psk_len = 0;
232 BIO_printf(bio_c_out, "psk_client_cb\n");
235 /* no ServerKeyExchange message*/
237 BIO_printf(bio_c_out,"NULL received PSK identity hint, continuing anyway\n");
240 BIO_printf(bio_c_out, "Received PSK identity hint '%s'\n", hint);
242 /* lookup PSK identity and PSK key based on the given identity hint here */
243 ret = BIO_snprintf(identity, max_identity_len, "%s", psk_identity);
244 if (ret < 0 || (unsigned int)ret > max_identity_len)
247 BIO_printf(bio_c_out, "created identity '%s' len=%d\n", identity, ret);
248 ret=BN_hex2bn(&bn, psk_key);
251 BIO_printf(bio_err,"Could not convert PSK key '%s' to BIGNUM\n", psk_key);
257 if ((unsigned int)BN_num_bytes(bn) > max_psk_len)
259 BIO_printf(bio_err,"psk buffer of callback is too small (%d) for key (%d)\n",
260 max_psk_len, BN_num_bytes(bn));
265 psk_len=BN_bn2bin(bn, psk);
271 BIO_printf(bio_c_out, "created PSK len=%d\n", psk_len);
276 BIO_printf(bio_err, "Error in PSK client callback\n");
281 static void sc_usage(void)
283 BIO_printf(bio_err,"usage: s_client args\n");
284 BIO_printf(bio_err,"\n");
285 BIO_printf(bio_err," -host host - use -connect instead\n");
286 BIO_printf(bio_err," -port port - use -connect instead\n");
287 BIO_printf(bio_err," -connect host:port - who to connect to (default is %s:%s)\n",SSL_HOST_NAME,PORT_STR);
289 BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n");
290 BIO_printf(bio_err," -cert arg - certificate file to use, PEM format assumed\n");
291 BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n");
292 BIO_printf(bio_err," -key arg - Private key file to use, in cert file if\n");
293 BIO_printf(bio_err," not specified but cert file is.\n");
294 BIO_printf(bio_err," -keyform arg - key format (PEM or DER) PEM default\n");
295 BIO_printf(bio_err," -pass arg - private key file pass phrase source\n");
296 BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n");
297 BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n");
298 BIO_printf(bio_err," -reconnect - Drop and re-make the connection with the same Session-ID\n");
299 BIO_printf(bio_err," -pause - sleep(1) after each read(2) and write(2) system call\n");
300 BIO_printf(bio_err," -showcerts - show all certificates in the chain\n");
301 BIO_printf(bio_err," -debug - extra output\n");
303 BIO_printf(bio_err," -wdebug - WATT-32 tcp debugging\n");
305 BIO_printf(bio_err," -msg - Show protocol messages\n");
306 BIO_printf(bio_err," -nbio_test - more ssl protocol testing\n");
307 BIO_printf(bio_err," -state - print the 'ssl' states\n");
309 BIO_printf(bio_err," -nbio - Run with non-blocking IO\n");
311 BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n");
312 BIO_printf(bio_err," -quiet - no s_client output\n");
313 BIO_printf(bio_err," -ign_eof - ignore input eof (default when -quiet)\n");
314 BIO_printf(bio_err," -no_ign_eof - don't ignore input eof\n");
315 #ifndef OPENSSL_NO_PSK
316 BIO_printf(bio_err," -psk_identity arg - PSK identity\n");
317 BIO_printf(bio_err," -psk arg - PSK in hex (without 0x)\n");
318 # ifndef OPENSSL_NO_JPAKE
319 BIO_printf(bio_err," -jpake arg - JPAKE secret to use\n");
322 #ifndef OPENSSL_NO_SRP
323 BIO_printf(bio_err," -srpuser user - SRP authentification for 'user'\n");
324 BIO_printf(bio_err," -srppass arg - password for 'user'\n");
325 BIO_printf(bio_err," -srp_lateuser - SRP username into second ClientHello message\n");
326 BIO_printf(bio_err," -srp_moregroups - Tolerate other than the known g N values.\n");
327 BIO_printf(bio_err," -srp_strength int - minimal mength in bits for N (default %d).\n",SRP_MINIMAL_N);
329 BIO_printf(bio_err," -ssl2 - just use SSLv2\n");
330 BIO_printf(bio_err," -ssl3 - just use SSLv3\n");
331 BIO_printf(bio_err," -tls1_2 - just use TLSv1.2\n");
332 BIO_printf(bio_err," -tls1_1 - just use TLSv1.1\n");
333 BIO_printf(bio_err," -tls1 - just use TLSv1\n");
334 BIO_printf(bio_err," -dtls1 - just use DTLSv1\n");
335 BIO_printf(bio_err," -mtu - set the link layer MTU\n");
336 BIO_printf(bio_err," -no_tls1_2/-no_tls1_1/-no_tls1/-no_ssl3/-no_ssl2 - turn off that protocol\n");
337 BIO_printf(bio_err," -bugs - Switch on all SSL implementation bug workarounds\n");
338 BIO_printf(bio_err," -serverpref - Use server's cipher preferences (only SSLv2)\n");
339 BIO_printf(bio_err," -cipher - preferred cipher to use, use the 'openssl ciphers'\n");
340 BIO_printf(bio_err," command to see what is available\n");
341 BIO_printf(bio_err," -starttls prot - use the STARTTLS command before starting TLS\n");
342 BIO_printf(bio_err," for those protocols that support it, where\n");
343 BIO_printf(bio_err," 'prot' defines which one to assume. Currently,\n");
344 BIO_printf(bio_err," only \"smtp\", \"pop3\", \"imap\", \"ftp\" and \"xmpp\"\n");
345 BIO_printf(bio_err," are supported.\n");
346 #ifndef OPENSSL_NO_ENGINE
347 BIO_printf(bio_err," -engine id - Initialise and use the specified engine\n");
349 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
350 BIO_printf(bio_err," -sess_out arg - file to write SSL session to\n");
351 BIO_printf(bio_err," -sess_in arg - file to read SSL session from\n");
352 #ifndef OPENSSL_NO_TLSEXT
353 BIO_printf(bio_err," -servername host - Set TLS extension servername in ClientHello\n");
354 BIO_printf(bio_err," -tlsextdebug - hex dump of all TLS extensions received\n");
355 BIO_printf(bio_err," -status - request certificate status from server\n");
356 BIO_printf(bio_err," -no_ticket - disable use of RFC4507bis session tickets\n");
358 BIO_printf(bio_err," -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n");
361 #ifndef OPENSSL_NO_TLSEXT
363 /* This is a context that we pass to callbacks */
364 typedef struct tlsextctx_st {
370 static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg)
372 tlsextctx * p = (tlsextctx *) arg;
373 const char * hn= SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
374 if (SSL_get_servername_type(s) != -1)
375 p->ack = !SSL_session_reused(s) && hn != NULL;
377 BIO_printf(bio_err,"Can't use SSL_get_servername\n");
379 return SSL_TLSEXT_ERR_OK;
382 #ifndef OPENSSL_NO_SRP
384 /* This is a context that we pass to all callbacks */
385 typedef struct srp_arg_st
389 int msg; /* copy from c_msg */
390 int debug; /* copy from c_debug */
391 int amp; /* allow more groups */
392 int strength /* minimal size for N */ ;
395 #define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
397 static int SRP_Verify_N_and_g(BIGNUM *N, BIGNUM *g)
399 BN_CTX *bn_ctx = BN_CTX_new();
400 BIGNUM *p = BN_new();
401 BIGNUM *r = BN_new();
403 g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) &&
404 BN_is_prime_ex(N, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
405 p != NULL && BN_rshift1(p, N) &&
408 BN_is_prime_ex(p, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
411 /* verify g^((N-1)/2) == -1 (mod N) */
412 BN_mod_exp(r, g, p, N, bn_ctx) &&
425 static int MS_CALLBACK ssl_srp_verify_param_cb(SSL *s, void *arg)
427 SRP_ARG *srp_arg = (SRP_ARG *)arg;
428 BIGNUM *N = NULL, *g = NULL;
429 if (!(N = SSL_get_srp_N(s)) || !(g = SSL_get_srp_g(s)))
431 if (srp_arg->debug || srp_arg->msg || srp_arg->amp == 1)
433 BIO_printf(bio_err, "SRP parameters:\n");
434 BIO_printf(bio_err,"\tN="); BN_print(bio_err,N);
435 BIO_printf(bio_err,"\n\tg="); BN_print(bio_err,g);
436 BIO_printf(bio_err,"\n");
439 if (SRP_check_known_gN_param(g,N))
442 if (srp_arg->amp == 1)
445 BIO_printf(bio_err, "SRP param N and g are not known params, going to check deeper.\n");
447 /* The srp_moregroups must be used with caution, testing primes costs time.
448 Implementors should rather add the value to the known ones.
449 The minimal size has already been tested.
451 if (BN_num_bits(g) <= BN_BITS && SRP_Verify_N_and_g(N,g))
454 BIO_printf(bio_err, "SRP param N and g rejected.\n");
458 #define PWD_STRLEN 1024
460 static char * MS_CALLBACK ssl_give_srp_client_pwd_cb(SSL *s, void *arg)
462 SRP_ARG *srp_arg = (SRP_ARG *)arg;
463 char *pass = (char *)OPENSSL_malloc(PWD_STRLEN+1);
467 cb_tmp.password = (char *)srp_arg->srppassin;
468 cb_tmp.prompt_info = "SRP user";
469 if ((l = password_callback(pass, PWD_STRLEN, 0, &cb_tmp))<0)
471 BIO_printf (bio_err, "Can't read Password\n");
480 static char * MS_CALLBACK missing_srp_username_callback(SSL *s, void *arg)
482 SRP_ARG *srp_arg = (SRP_ARG *)arg;
483 return BUF_strdup(srp_arg->srplogin);
499 int MAIN(int, char **);
501 int MAIN(int argc, char **argv)
503 unsigned int off=0, clr=0;
505 #ifndef OPENSSL_NO_KRB5
508 int s,k,width,state=0;
509 char *cbuf=NULL,*sbuf=NULL,*mbuf=NULL;
510 int cbuf_len,cbuf_off;
511 int sbuf_len,sbuf_off;
512 fd_set readfds,writefds;
515 char *host=SSL_HOST_NAME;
516 char *cert_file=NULL,*key_file=NULL;
517 int cert_format = FORMAT_PEM, key_format = FORMAT_PEM;
518 char *passarg = NULL, *pass = NULL;
520 EVP_PKEY *key = NULL;
521 char *CApath=NULL,*CAfile=NULL,*cipher=NULL;
522 int reconnect=0,badop=0,verify=SSL_VERIFY_NONE,bugs=0;
524 int write_tty,read_tty,write_ssl,read_ssl,tty_on,ssl_pending;
526 int ret=1,in_init=1,i,nbio_test=0;
527 int starttls_proto = PROTO_OFF;
529 X509_VERIFY_PARAM *vpm = NULL;
531 const SSL_METHOD *meth=NULL;
532 int socket_type=SOCK_STREAM;
536 struct timeval timeout, *timeoutp;
537 #ifndef OPENSSL_NO_ENGINE
538 char *engine_id=NULL;
539 char *ssl_client_engine_id=NULL;
540 ENGINE *ssl_client_engine=NULL;
543 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
545 #if defined(OPENSSL_SYS_BEOS_R5)
549 #ifndef OPENSSL_NO_TLSEXT
550 char *servername = NULL;
551 tlsextctx tlsextcbp =
554 char *sess_in = NULL;
555 char *sess_out = NULL;
556 struct sockaddr peer;
557 int peerlen = sizeof(peer);
558 int enable_timeouts = 0 ;
560 #ifndef OPENSSL_NO_JPAKE
561 char *jpake_secret = NULL;
563 #ifndef OPENSSL_NO_SRP
564 char * srppass = NULL;
565 int srp_lateuser = 0;
566 SRP_ARG srp_arg = {NULL,NULL,0,0,0,1024};
569 #if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
570 meth=SSLv23_client_method();
571 #elif !defined(OPENSSL_NO_SSL3)
572 meth=SSLv3_client_method();
573 #elif !defined(OPENSSL_NO_SSL2)
574 meth=SSLv2_client_method();
586 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
588 if (!load_config(bio_err, NULL))
591 if ( ((cbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
592 ((sbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
593 ((mbuf=OPENSSL_malloc(BUFSIZZ)) == NULL))
595 BIO_printf(bio_err,"out of memory\n");
600 verify_error=X509_V_OK;
609 if (strcmp(*argv,"-host") == 0)
611 if (--argc < 1) goto bad;
614 else if (strcmp(*argv,"-port") == 0)
616 if (--argc < 1) goto bad;
617 port=atoi(*(++argv));
618 if (port == 0) goto bad;
620 else if (strcmp(*argv,"-connect") == 0)
622 if (--argc < 1) goto bad;
623 if (!extract_host_port(*(++argv),&host,NULL,&port))
626 else if (strcmp(*argv,"-verify") == 0)
628 verify=SSL_VERIFY_PEER;
629 if (--argc < 1) goto bad;
630 verify_depth=atoi(*(++argv));
631 BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
633 else if (strcmp(*argv,"-cert") == 0)
635 if (--argc < 1) goto bad;
636 cert_file= *(++argv);
638 else if (strcmp(*argv,"-sess_out") == 0)
640 if (--argc < 1) goto bad;
641 sess_out = *(++argv);
643 else if (strcmp(*argv,"-sess_in") == 0)
645 if (--argc < 1) goto bad;
648 else if (strcmp(*argv,"-certform") == 0)
650 if (--argc < 1) goto bad;
651 cert_format = str2fmt(*(++argv));
653 else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm))
659 else if (strcmp(*argv,"-verify_return_error") == 0)
660 verify_return_error = 1;
661 else if (strcmp(*argv,"-prexit") == 0)
663 else if (strcmp(*argv,"-crlf") == 0)
665 else if (strcmp(*argv,"-quiet") == 0)
670 else if (strcmp(*argv,"-ign_eof") == 0)
672 else if (strcmp(*argv,"-no_ign_eof") == 0)
674 else if (strcmp(*argv,"-pause") == 0)
676 else if (strcmp(*argv,"-debug") == 0)
678 #ifndef OPENSSL_NO_TLSEXT
679 else if (strcmp(*argv,"-tlsextdebug") == 0)
681 else if (strcmp(*argv,"-status") == 0)
685 else if (strcmp(*argv,"-wdebug") == 0)
688 else if (strcmp(*argv,"-msg") == 0)
690 else if (strcmp(*argv,"-showcerts") == 0)
692 else if (strcmp(*argv,"-nbio_test") == 0)
694 else if (strcmp(*argv,"-state") == 0)
696 #ifndef OPENSSL_NO_PSK
697 else if (strcmp(*argv,"-psk_identity") == 0)
699 if (--argc < 1) goto bad;
700 psk_identity=*(++argv);
702 else if (strcmp(*argv,"-psk") == 0)
706 if (--argc < 1) goto bad;
708 for (j = 0; j < strlen(psk_key); j++)
710 if (isxdigit((int)psk_key[j]))
712 BIO_printf(bio_err,"Not a hex number '%s'\n",*argv);
717 #ifndef OPENSSL_NO_SRP
718 else if (strcmp(*argv,"-srpuser") == 0)
720 if (--argc < 1) goto bad;
721 srp_arg.srplogin= *(++argv);
722 meth=TLSv1_client_method();
724 else if (strcmp(*argv,"-srppass") == 0)
726 if (--argc < 1) goto bad;
728 meth=TLSv1_client_method();
730 else if (strcmp(*argv,"-srp_strength") == 0)
732 if (--argc < 1) goto bad;
733 srp_arg.strength=atoi(*(++argv));
734 BIO_printf(bio_err,"SRP minimal length for N is %d\n",srp_arg.strength);
735 meth=TLSv1_client_method();
737 else if (strcmp(*argv,"-srp_lateuser") == 0)
740 meth=TLSv1_client_method();
742 else if (strcmp(*argv,"-srp_moregroups") == 0)
745 meth=TLSv1_client_method();
748 #ifndef OPENSSL_NO_SSL2
749 else if (strcmp(*argv,"-ssl2") == 0)
750 meth=SSLv2_client_method();
752 #ifndef OPENSSL_NO_SSL3
753 else if (strcmp(*argv,"-ssl3") == 0)
754 meth=SSLv3_client_method();
756 #ifndef OPENSSL_NO_TLS1
757 else if (strcmp(*argv,"-tls1_2") == 0)
758 meth=TLSv1_2_client_method();
759 else if (strcmp(*argv,"-tls1_1") == 0)
760 meth=TLSv1_1_client_method();
761 else if (strcmp(*argv,"-tls1") == 0)
762 meth=TLSv1_client_method();
764 #ifndef OPENSSL_NO_DTLS1
765 else if (strcmp(*argv,"-dtls1") == 0)
767 meth=DTLSv1_client_method();
768 socket_type=SOCK_DGRAM;
770 else if (strcmp(*argv,"-timeout") == 0)
772 else if (strcmp(*argv,"-mtu") == 0)
774 if (--argc < 1) goto bad;
775 socket_mtu = atol(*(++argv));
778 else if (strcmp(*argv,"-bugs") == 0)
780 else if (strcmp(*argv,"-keyform") == 0)
782 if (--argc < 1) goto bad;
783 key_format = str2fmt(*(++argv));
785 else if (strcmp(*argv,"-pass") == 0)
787 if (--argc < 1) goto bad;
790 else if (strcmp(*argv,"-key") == 0)
792 if (--argc < 1) goto bad;
795 else if (strcmp(*argv,"-reconnect") == 0)
799 else if (strcmp(*argv,"-CApath") == 0)
801 if (--argc < 1) goto bad;
804 else if (strcmp(*argv,"-CAfile") == 0)
806 if (--argc < 1) goto bad;
809 else if (strcmp(*argv,"-no_tls1_2") == 0)
810 off|=SSL_OP_NO_TLSv1_2;
811 else if (strcmp(*argv,"-no_tls1_1") == 0)
812 off|=SSL_OP_NO_TLSv1_1;
813 else if (strcmp(*argv,"-no_tls1") == 0)
814 off|=SSL_OP_NO_TLSv1;
815 else if (strcmp(*argv,"-no_ssl3") == 0)
816 off|=SSL_OP_NO_SSLv3;
817 else if (strcmp(*argv,"-no_ssl2") == 0)
818 off|=SSL_OP_NO_SSLv2;
819 else if (strcmp(*argv,"-no_comp") == 0)
820 { off|=SSL_OP_NO_COMPRESSION; }
821 #ifndef OPENSSL_NO_TLSEXT
822 else if (strcmp(*argv,"-no_ticket") == 0)
823 { off|=SSL_OP_NO_TICKET; }
825 else if (strcmp(*argv,"-serverpref") == 0)
826 off|=SSL_OP_CIPHER_SERVER_PREFERENCE;
827 else if (strcmp(*argv,"-legacy_renegotiation") == 0)
828 off|=SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION;
829 else if (strcmp(*argv,"-legacy_server_connect") == 0)
830 { off|=SSL_OP_LEGACY_SERVER_CONNECT; }
831 else if (strcmp(*argv,"-no_legacy_server_connect") == 0)
832 { clr|=SSL_OP_LEGACY_SERVER_CONNECT; }
833 else if (strcmp(*argv,"-cipher") == 0)
835 if (--argc < 1) goto bad;
839 else if (strcmp(*argv,"-nbio") == 0)
842 else if (strcmp(*argv,"-starttls") == 0)
844 if (--argc < 1) goto bad;
846 if (strcmp(*argv,"smtp") == 0)
847 starttls_proto = PROTO_SMTP;
848 else if (strcmp(*argv,"pop3") == 0)
849 starttls_proto = PROTO_POP3;
850 else if (strcmp(*argv,"imap") == 0)
851 starttls_proto = PROTO_IMAP;
852 else if (strcmp(*argv,"ftp") == 0)
853 starttls_proto = PROTO_FTP;
854 else if (strcmp(*argv, "xmpp") == 0)
855 starttls_proto = PROTO_XMPP;
859 #ifndef OPENSSL_NO_ENGINE
860 else if (strcmp(*argv,"-engine") == 0)
862 if (--argc < 1) goto bad;
863 engine_id = *(++argv);
865 else if (strcmp(*argv,"-ssl_client_engine") == 0)
867 if (--argc < 1) goto bad;
868 ssl_client_engine_id = *(++argv);
871 else if (strcmp(*argv,"-rand") == 0)
873 if (--argc < 1) goto bad;
876 #ifndef OPENSSL_NO_TLSEXT
877 else if (strcmp(*argv,"-servername") == 0)
879 if (--argc < 1) goto bad;
880 servername= *(++argv);
881 /* meth=TLSv1_client_method(); */
884 #ifndef OPENSSL_NO_JPAKE
885 else if (strcmp(*argv,"-jpake") == 0)
887 if (--argc < 1) goto bad;
888 jpake_secret = *++argv;
893 BIO_printf(bio_err,"unknown option %s\n",*argv);
907 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
913 "Can't use JPAKE and PSK together\n");
916 psk_identity = "JPAKE";
921 BIO_printf(bio_err, "JPAKE sets cipher to PSK\n");
927 OpenSSL_add_ssl_algorithms();
928 SSL_load_error_strings();
930 #ifndef OPENSSL_NO_ENGINE
931 e = setup_engine(bio_err, engine_id, 1);
932 if (ssl_client_engine_id)
934 ssl_client_engine = ENGINE_by_id(ssl_client_engine_id);
935 if (!ssl_client_engine)
938 "Error getting client auth engine\n");
944 if (!app_passwd(bio_err, passarg, NULL, &pass, NULL))
946 BIO_printf(bio_err, "Error getting password\n");
950 if (key_file == NULL)
951 key_file = cert_file;
958 key = load_key(bio_err, key_file, key_format, 0, pass, e,
959 "client certificate private key file");
962 ERR_print_errors(bio_err);
971 cert = load_cert(bio_err,cert_file,cert_format,
972 NULL, e, "client certificate file");
976 ERR_print_errors(bio_err);
981 if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
984 BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
987 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
988 app_RAND_load_files(inrand));
990 if (bio_c_out == NULL)
992 if (c_quiet && !c_debug && !c_msg)
994 bio_c_out=BIO_new(BIO_s_null());
998 if (bio_c_out == NULL)
999 bio_c_out=BIO_new_fp(stdout,BIO_NOCLOSE);
1003 #ifndef OPENSSL_NO_SRP
1004 if(!app_passwd(bio_err, srppass, NULL, &srp_arg.srppassin, NULL))
1006 BIO_printf(bio_err, "Error getting password\n");
1011 ctx=SSL_CTX_new(meth);
1014 ERR_print_errors(bio_err);
1019 SSL_CTX_set1_param(ctx, vpm);
1021 #ifndef OPENSSL_NO_ENGINE
1022 if (ssl_client_engine)
1024 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine))
1026 BIO_puts(bio_err, "Error setting client auth engine\n");
1027 ERR_print_errors(bio_err);
1028 ENGINE_free(ssl_client_engine);
1031 ENGINE_free(ssl_client_engine);
1035 #ifndef OPENSSL_NO_PSK
1036 #ifdef OPENSSL_NO_JPAKE
1037 if (psk_key != NULL)
1039 if (psk_key != NULL || jpake_secret)
1043 BIO_printf(bio_c_out, "PSK key given or JPAKE in use, setting client callback\n");
1044 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
1047 /* HACK while TLS v1.2 is disabled by default */
1048 if (!(off & SSL_OP_NO_TLSv1_2))
1049 SSL_CTX_clear_options(ctx, SSL_OP_NO_TLSv1_2);
1051 SSL_CTX_set_options(ctx,SSL_OP_ALL|off);
1053 SSL_CTX_set_options(ctx,off);
1056 SSL_CTX_clear_options(ctx, clr);
1057 /* DTLS: partial reads end up discarding unread UDP bytes :-(
1058 * Setting read ahead solves this problem.
1060 if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
1062 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
1064 if(!SSL_CTX_set_cipher_list(ctx,cipher)) {
1065 BIO_printf(bio_err,"error setting cipher list\n");
1066 ERR_print_errors(bio_err);
1071 SSL_CTX_set_cipher_list(ctx,getenv("SSL_CIPHER"));
1074 SSL_CTX_set_verify(ctx,verify,verify_callback);
1075 if (!set_cert_key_stuff(ctx,cert,key))
1078 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
1079 (!SSL_CTX_set_default_verify_paths(ctx)))
1081 /* BIO_printf(bio_err,"error setting default verify locations\n"); */
1082 ERR_print_errors(bio_err);
1086 #ifndef OPENSSL_NO_TLSEXT
1087 if (servername != NULL)
1089 tlsextcbp.biodebug = bio_err;
1090 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1091 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1093 #ifndef OPENSSL_NO_SRP
1094 if (srp_arg.srplogin)
1097 SSL_CTX_set_srp_missing_srp_username_callback(ctx,missing_srp_username_callback);
1098 else if (!SSL_CTX_set_srp_username(ctx, srp_arg.srplogin))
1100 BIO_printf(bio_err,"Unable to set SRP username\n");
1103 srp_arg.msg = c_msg;
1104 srp_arg.debug = c_debug ;
1105 SSL_CTX_set_srp_cb_arg(ctx,&srp_arg);
1106 SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
1107 SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
1108 if (c_msg || c_debug || srp_arg.amp == 0)
1109 SSL_CTX_set_srp_verify_param_callback(ctx, ssl_srp_verify_param_cb);
1119 BIO *stmp = BIO_new_file(sess_in, "r");
1122 BIO_printf(bio_err, "Can't open session file %s\n",
1124 ERR_print_errors(bio_err);
1127 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1131 BIO_printf(bio_err, "Can't open session file %s\n",
1133 ERR_print_errors(bio_err);
1136 SSL_set_session(con, sess);
1137 SSL_SESSION_free(sess);
1139 #ifndef OPENSSL_NO_TLSEXT
1140 if (servername != NULL)
1142 if (!SSL_set_tlsext_host_name(con,servername))
1144 BIO_printf(bio_err,"Unable to set TLS servername extension.\n");
1145 ERR_print_errors(bio_err);
1150 #ifndef OPENSSL_NO_KRB5
1151 if (con && (kctx = kssl_ctx_new()) != NULL)
1153 SSL_set0_kssl_ctx(con, kctx);
1154 kssl_ctx_setstring(kctx, KSSL_SERVER, host);
1156 #endif /* OPENSSL_NO_KRB5 */
1157 /* SSL_set_cipher_list(con,"RC4-MD5"); */
1159 #ifdef TLSEXT_TYPE_opaque_prf_input
1160 SSL_set_tlsext_opaque_prf_input(con, "Test client", 11);
1166 if (init_client(&s,host,port,socket_type) == 0)
1168 BIO_printf(bio_err,"connect:errno=%d\n",get_last_socket_error());
1172 BIO_printf(bio_c_out,"CONNECTED(%08X)\n",s);
1178 BIO_printf(bio_c_out,"turning on non blocking io\n");
1179 if (BIO_socket_ioctl(s,FIONBIO,&l) < 0)
1181 ERR_print_errors(bio_err);
1186 if (c_Pause & 0x01) SSL_set_debug(con, 1);
1188 if ( SSL_version(con) == DTLS1_VERSION)
1191 sbio=BIO_new_dgram(s,BIO_NOCLOSE);
1192 if (getsockname(s, &peer, (void *)&peerlen) < 0)
1194 BIO_printf(bio_err, "getsockname:errno=%d\n",
1195 get_last_socket_error());
1200 (void)BIO_ctrl_set_connected(sbio, 1, &peer);
1202 if (enable_timeouts)
1205 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1206 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1209 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1210 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1213 if (socket_mtu > 28)
1215 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1216 SSL_set_mtu(con, socket_mtu - 28);
1219 /* want to do MTU discovery */
1220 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1223 sbio=BIO_new_socket(s,BIO_NOCLOSE);
1229 test=BIO_new(BIO_f_nbio_test());
1230 sbio=BIO_push(test,sbio);
1235 SSL_set_debug(con, 1);
1236 BIO_set_callback(sbio,bio_dump_callback);
1237 BIO_set_callback_arg(sbio,(char *)bio_c_out);
1241 SSL_set_msg_callback(con, msg_cb);
1242 SSL_set_msg_callback_arg(con, bio_c_out);
1244 #ifndef OPENSSL_NO_TLSEXT
1247 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1248 SSL_set_tlsext_debug_arg(con, bio_c_out);
1252 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1253 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
1254 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
1257 STACK_OF(OCSP_RESPID) *ids = sk_OCSP_RESPID_new_null();
1258 OCSP_RESPID *id = OCSP_RESPID_new();
1259 id->value.byKey = ASN1_OCTET_STRING_new();
1260 id->type = V_OCSP_RESPID_KEY;
1261 ASN1_STRING_set(id->value.byKey, "Hello World", -1);
1262 sk_OCSP_RESPID_push(ids, id);
1263 SSL_set_tlsext_status_ids(con, ids);
1268 #ifndef OPENSSL_NO_JPAKE
1270 jpake_client_auth(bio_c_out, sbio, jpake_secret);
1273 SSL_set_bio(con,sbio,sbio);
1274 SSL_set_connect_state(con);
1276 /* ok, lets connect */
1277 width=SSL_get_fd(con)+1;
1290 /* This is an ugly hack that does a lot of assumptions */
1291 /* We do have to handle multi-line responses which may come
1292 in a single packet or not. We therefore have to use
1293 BIO_gets() which does need a buffering BIO. So during
1294 the initial chitchat we do push a buffering BIO into the
1295 chain that is removed again later on to not disturb the
1296 rest of the s_client operation. */
1297 if (starttls_proto == PROTO_SMTP)
1300 BIO *fbio = BIO_new(BIO_f_buffer());
1301 BIO_push(fbio, sbio);
1302 /* wait for multi-line response to end from SMTP */
1305 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1307 while (mbuf_len>3 && mbuf[3]=='-');
1308 /* STARTTLS command requires EHLO... */
1309 BIO_printf(fbio,"EHLO openssl.client.net\r\n");
1310 (void)BIO_flush(fbio);
1311 /* wait for multi-line response to end EHLO SMTP response */
1314 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1315 if (strstr(mbuf,"STARTTLS"))
1318 while (mbuf_len>3 && mbuf[3]=='-');
1319 (void)BIO_flush(fbio);
1324 "didn't found starttls in server response,"
1325 " try anyway...\n");
1326 BIO_printf(sbio,"STARTTLS\r\n");
1327 BIO_read(sbio,sbuf,BUFSIZZ);
1329 else if (starttls_proto == PROTO_POP3)
1331 BIO_read(sbio,mbuf,BUFSIZZ);
1332 BIO_printf(sbio,"STLS\r\n");
1333 BIO_read(sbio,sbuf,BUFSIZZ);
1335 else if (starttls_proto == PROTO_IMAP)
1338 BIO *fbio = BIO_new(BIO_f_buffer());
1339 BIO_push(fbio, sbio);
1340 BIO_gets(fbio,mbuf,BUFSIZZ);
1341 /* STARTTLS command requires CAPABILITY... */
1342 BIO_printf(fbio,". CAPABILITY\r\n");
1343 (void)BIO_flush(fbio);
1344 /* wait for multi-line CAPABILITY response */
1347 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1348 if (strstr(mbuf,"STARTTLS"))
1351 while (mbuf_len>3 && mbuf[0]!='.');
1352 (void)BIO_flush(fbio);
1357 "didn't found STARTTLS in server response,"
1358 " try anyway...\n");
1359 BIO_printf(sbio,". STARTTLS\r\n");
1360 BIO_read(sbio,sbuf,BUFSIZZ);
1362 else if (starttls_proto == PROTO_FTP)
1364 BIO *fbio = BIO_new(BIO_f_buffer());
1365 BIO_push(fbio, sbio);
1366 /* wait for multi-line response to end from FTP */
1369 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1371 while (mbuf_len>3 && mbuf[3]=='-');
1372 (void)BIO_flush(fbio);
1375 BIO_printf(sbio,"AUTH TLS\r\n");
1376 BIO_read(sbio,sbuf,BUFSIZZ);
1378 if (starttls_proto == PROTO_XMPP)
1381 BIO_printf(sbio,"<stream:stream "
1382 "xmlns:stream='http://etherx.jabber.org/streams' "
1383 "xmlns='jabber:client' to='%s' version='1.0'>", host);
1384 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1386 while (!strstr(mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'"))
1388 if (strstr(mbuf, "/stream:features>"))
1390 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1393 BIO_printf(sbio, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1394 seen = BIO_read(sbio,sbuf,BUFSIZZ);
1396 if (!strstr(sbuf, "<proceed"))
1406 if ((SSL_version(con) == DTLS1_VERSION) &&
1407 DTLSv1_get_timeout(con, &timeout))
1408 timeoutp = &timeout;
1412 if (SSL_in_init(con) && !SSL_total_renegotiations(con))
1423 #if 0 /* This test doesn't really work as intended (needs to be fixed) */
1424 #ifndef OPENSSL_NO_TLSEXT
1425 if (servername != NULL && !SSL_session_reused(con))
1427 BIO_printf(bio_c_out,"Server did %sacknowledge servername extension.\n",tlsextcbp.ack?"":"not ");
1433 BIO *stmp = BIO_new_file(sess_out, "w");
1436 PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
1440 BIO_printf(bio_err, "Error writing session file %s\n", sess_out);
1442 print_stuff(bio_c_out,con,full_log);
1443 if (full_log > 0) full_log--;
1447 BIO_printf(bio_err,"%s",mbuf);
1448 /* We don't need to know any more */
1449 starttls_proto = PROTO_OFF;
1455 BIO_printf(bio_c_out,"drop connection and then reconnect\n");
1457 SSL_set_connect_state(con);
1458 SHUTDOWN(SSL_get_fd(con));
1464 ssl_pending = read_ssl && SSL_pending(con);
1468 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined (OPENSSL_SYS_BEOS_R5)
1471 if (read_tty) openssl_fdset(fileno(stdin),&readfds);
1472 if (write_tty) openssl_fdset(fileno(stdout),&writefds);
1475 openssl_fdset(SSL_get_fd(con),&readfds);
1477 openssl_fdset(SSL_get_fd(con),&writefds);
1479 if(!tty_on || !write_tty) {
1481 openssl_fdset(SSL_get_fd(con),&readfds);
1483 openssl_fdset(SSL_get_fd(con),&writefds);
1486 /* printf("mode tty(%d %d%d) ssl(%d%d)\n",
1487 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
1489 /* Note: under VMS with SOCKETSHR the second parameter
1490 * is currently of type (int *) whereas under other
1491 * systems it is (void *) if you don't have a cast it
1492 * will choke the compiler: if you do have a cast then
1493 * you can either go for (int *) or (void *).
1495 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1496 /* Under Windows/DOS we make the assumption that we can
1497 * always write to the tty: therefore if we need to
1498 * write to the tty we just fall through. Otherwise
1499 * we timeout the select every second and see if there
1500 * are any keypresses. Note: this is a hack, in a proper
1501 * Windows application we wouldn't do this.
1508 i=select(width,(void *)&readfds,(void *)&writefds,
1510 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1511 if(!i && (!_kbhit() || !read_tty) ) continue;
1513 if(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue;
1515 } else i=select(width,(void *)&readfds,(void *)&writefds,
1518 #elif defined(OPENSSL_SYS_NETWARE)
1523 i=select(width,(void *)&readfds,(void *)&writefds,
1525 } else i=select(width,(void *)&readfds,(void *)&writefds,
1528 #elif defined(OPENSSL_SYS_BEOS_R5)
1529 /* Under BeOS-R5 the situation is similar to DOS */
1532 (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK);
1537 i=select(width,(void *)&readfds,(void *)&writefds,
1539 if (read(fileno(stdin), sbuf, 0) >= 0)
1541 if (!i && (stdin_set != 1 || !read_tty))
1543 } else i=select(width,(void *)&readfds,(void *)&writefds,
1546 (void)fcntl(fileno(stdin), F_SETFL, 0);
1548 i=select(width,(void *)&readfds,(void *)&writefds,
1553 BIO_printf(bio_err,"bad select %d\n",
1554 get_last_socket_error());
1560 if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0)
1562 BIO_printf(bio_err,"TIMEOUT occured\n");
1565 if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds))
1567 k=SSL_write(con,&(cbuf[cbuf_off]),
1568 (unsigned int)cbuf_len);
1569 switch (SSL_get_error(con,k))
1571 case SSL_ERROR_NONE:
1574 if (k <= 0) goto end;
1575 /* we have done a write(con,NULL,0); */
1581 else /* if (cbuf_len > 0) */
1587 case SSL_ERROR_WANT_WRITE:
1588 BIO_printf(bio_c_out,"write W BLOCK\n");
1592 case SSL_ERROR_WANT_READ:
1593 BIO_printf(bio_c_out,"write R BLOCK\n");
1598 case SSL_ERROR_WANT_X509_LOOKUP:
1599 BIO_printf(bio_c_out,"write X BLOCK\n");
1601 case SSL_ERROR_ZERO_RETURN:
1604 BIO_printf(bio_c_out,"shutdown\n");
1615 case SSL_ERROR_SYSCALL:
1616 if ((k != 0) || (cbuf_len != 0))
1618 BIO_printf(bio_err,"write:errno=%d\n",
1619 get_last_socket_error());
1629 ERR_print_errors(bio_err);
1633 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
1634 /* Assume Windows/DOS/BeOS can always write */
1635 else if (!ssl_pending && write_tty)
1637 else if (!ssl_pending && FD_ISSET(fileno(stdout),&writefds))
1640 #ifdef CHARSET_EBCDIC
1641 ascii2ebcdic(&(sbuf[sbuf_off]),&(sbuf[sbuf_off]),sbuf_len);
1643 i=raw_write_stdout(&(sbuf[sbuf_off]),sbuf_len);
1647 BIO_printf(bio_c_out,"DONE\n");
1661 else if (ssl_pending || FD_ISSET(SSL_get_fd(con),&readfds))
1664 { static int iiii; if (++iiii == 52) { SSL_renegotiate(con); iiii=0; } }
1667 k=SSL_read(con,sbuf,1024 /* BUFSIZZ */ );
1669 /* Demo for pending and peek :-) */
1670 k=SSL_read(con,sbuf,16);
1672 printf("read=%d pending=%d peek=%d\n",k,SSL_pending(con),SSL_peek(con,zbuf,10240));
1676 switch (SSL_get_error(con,k))
1678 case SSL_ERROR_NONE:
1687 case SSL_ERROR_WANT_WRITE:
1688 BIO_printf(bio_c_out,"read W BLOCK\n");
1692 case SSL_ERROR_WANT_READ:
1693 BIO_printf(bio_c_out,"read R BLOCK\n");
1696 if ((read_tty == 0) && (write_ssl == 0))
1699 case SSL_ERROR_WANT_X509_LOOKUP:
1700 BIO_printf(bio_c_out,"read X BLOCK\n");
1702 case SSL_ERROR_SYSCALL:
1703 ret=get_last_socket_error();
1704 BIO_printf(bio_err,"read:errno=%d\n",ret);
1706 case SSL_ERROR_ZERO_RETURN:
1707 BIO_printf(bio_c_out,"closed\n");
1711 ERR_print_errors(bio_err);
1717 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1718 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1721 else if ((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
1723 #elif defined (OPENSSL_SYS_NETWARE)
1725 #elif defined(OPENSSL_SYS_BEOS_R5)
1728 else if (FD_ISSET(fileno(stdin),&readfds))
1735 i=raw_read_stdin(cbuf,BUFSIZZ/2);
1737 /* both loops are skipped when i <= 0 */
1738 for (j = 0; j < i; j++)
1739 if (cbuf[j] == '\n')
1741 for (j = i-1; j >= 0; j--)
1743 cbuf[j+lf_num] = cbuf[j];
1744 if (cbuf[j] == '\n')
1748 cbuf[j+lf_num] = '\r';
1751 assert(lf_num == 0);
1754 i=raw_read_stdin(cbuf,BUFSIZZ);
1756 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q')))
1758 BIO_printf(bio_err,"DONE\n");
1763 if ((!c_ign_eof) && (cbuf[0] == 'R'))
1765 BIO_printf(bio_err,"RENEGOTIATING\n");
1766 SSL_renegotiate(con);
1773 #ifdef CHARSET_EBCDIC
1774 ebcdic2ascii(cbuf, cbuf, i);
1786 print_stuff(bio_c_out,con,full_log);
1788 SHUTDOWN(SSL_get_fd(con));
1793 print_stuff(bio_c_out,con,1);
1796 if (ctx != NULL) SSL_CTX_free(ctx);
1803 if (cbuf != NULL) { OPENSSL_cleanse(cbuf,BUFSIZZ); OPENSSL_free(cbuf); }
1804 if (sbuf != NULL) { OPENSSL_cleanse(sbuf,BUFSIZZ); OPENSSL_free(sbuf); }
1805 if (mbuf != NULL) { OPENSSL_cleanse(mbuf,BUFSIZZ); OPENSSL_free(mbuf); }
1806 if (bio_c_out != NULL)
1808 BIO_free(bio_c_out);
1816 static void print_stuff(BIO *bio, SSL *s, int full)
1820 static const char *space=" ";
1823 STACK_OF(X509_NAME) *sk2;
1824 const SSL_CIPHER *c;
1827 #ifndef OPENSSL_NO_COMP
1828 const COMP_METHOD *comp, *expansion;
1833 int got_a_chain = 0;
1835 sk=SSL_get_peer_cert_chain(s);
1838 got_a_chain = 1; /* we don't have it for SSL2 (yet) */
1840 BIO_printf(bio,"---\nCertificate chain\n");
1841 for (i=0; i<sk_X509_num(sk); i++)
1843 X509_NAME_oneline(X509_get_subject_name(
1844 sk_X509_value(sk,i)),buf,sizeof buf);
1845 BIO_printf(bio,"%2d s:%s\n",i,buf);
1846 X509_NAME_oneline(X509_get_issuer_name(
1847 sk_X509_value(sk,i)),buf,sizeof buf);
1848 BIO_printf(bio," i:%s\n",buf);
1850 PEM_write_bio_X509(bio,sk_X509_value(sk,i));
1854 BIO_printf(bio,"---\n");
1855 peer=SSL_get_peer_certificate(s);
1858 BIO_printf(bio,"Server certificate\n");
1859 if (!(c_showcerts && got_a_chain)) /* Redundant if we showed the whole chain */
1860 PEM_write_bio_X509(bio,peer);
1861 X509_NAME_oneline(X509_get_subject_name(peer),
1863 BIO_printf(bio,"subject=%s\n",buf);
1864 X509_NAME_oneline(X509_get_issuer_name(peer),
1866 BIO_printf(bio,"issuer=%s\n",buf);
1869 BIO_printf(bio,"no peer certificate available\n");
1871 sk2=SSL_get_client_CA_list(s);
1872 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0))
1874 BIO_printf(bio,"---\nAcceptable client certificate CA names\n");
1875 for (i=0; i<sk_X509_NAME_num(sk2); i++)
1877 xn=sk_X509_NAME_value(sk2,i);
1878 X509_NAME_oneline(xn,buf,sizeof(buf));
1879 BIO_write(bio,buf,strlen(buf));
1880 BIO_write(bio,"\n",1);
1885 BIO_printf(bio,"---\nNo client certificate CA names sent\n");
1887 p=SSL_get_shared_ciphers(s,buf,sizeof buf);
1890 /* This works only for SSL 2. In later protocol
1891 * versions, the client does not know what other
1892 * ciphers (in addition to the one to be used
1893 * in the current connection) the server supports. */
1895 BIO_printf(bio,"---\nCiphers common between both SSL endpoints:\n");
1901 BIO_write(bio,space,15-j%25);
1904 BIO_write(bio,((i%3)?" ":"\n"),1);
1913 BIO_write(bio,"\n",1);
1916 BIO_printf(bio,"---\nSSL handshake has read %ld bytes and written %ld bytes\n",
1917 BIO_number_read(SSL_get_rbio(s)),
1918 BIO_number_written(SSL_get_wbio(s)));
1920 BIO_printf(bio,(SSL_cache_hit(s)?"---\nReused, ":"---\nNew, "));
1921 c=SSL_get_current_cipher(s);
1922 BIO_printf(bio,"%s, Cipher is %s\n",
1923 SSL_CIPHER_get_version(c),
1924 SSL_CIPHER_get_name(c));
1927 pktmp = X509_get_pubkey(peer);
1928 BIO_printf(bio,"Server public key is %d bit\n",
1929 EVP_PKEY_bits(pktmp));
1930 EVP_PKEY_free(pktmp);
1932 BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
1933 SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
1934 #ifndef OPENSSL_NO_COMP
1935 comp=SSL_get_current_compression(s);
1936 expansion=SSL_get_current_expansion(s);
1937 BIO_printf(bio,"Compression: %s\n",
1938 comp ? SSL_COMP_get_name(comp) : "NONE");
1939 BIO_printf(bio,"Expansion: %s\n",
1940 expansion ? SSL_COMP_get_name(expansion) : "NONE");
1945 /* Print out local port of connection: useful for debugging */
1947 struct sockaddr_in ladd;
1948 socklen_t ladd_size = sizeof(ladd);
1949 sock = SSL_get_fd(s);
1950 getsockname(sock, (struct sockaddr *)&ladd, &ladd_size);
1951 BIO_printf(bio_c_out, "LOCAL PORT is %u\n", ntohs(ladd.sin_port));
1955 SSL_SESSION_print(bio,SSL_get_session(s));
1956 BIO_printf(bio,"---\n");
1959 /* flush, or debugging output gets mixed with http response */
1960 (void)BIO_flush(bio);
1963 #ifndef OPENSSL_NO_TLSEXT
1965 static int ocsp_resp_cb(SSL *s, void *arg)
1967 const unsigned char *p;
1970 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
1971 BIO_puts(arg, "OCSP response: ");
1974 BIO_puts(arg, "no response sent\n");
1977 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
1980 BIO_puts(arg, "response parse error\n");
1981 BIO_dump_indent(arg, (char *)p, len, 4);
1984 BIO_puts(arg, "\n======================================\n");
1985 OCSP_RESPONSE_print(arg, rsp, 0);
1986 BIO_puts(arg, "======================================\n");
1987 OCSP_RESPONSE_free(rsp);