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 char *keymatexportlabel=NULL;
210 static int keymatexportlen=20;
212 static void sc_usage(void);
213 static void print_stuff(BIO *berr,SSL *con,int full);
214 #ifndef OPENSSL_NO_TLSEXT
215 static int ocsp_resp_cb(SSL *s, void *arg);
217 static BIO *bio_c_out=NULL;
218 static int c_quiet=0;
219 static int c_ign_eof=0;
221 #ifndef OPENSSL_NO_PSK
222 /* Default PSK identity and key */
223 static char *psk_identity="Client_identity";
224 /*char *psk_key=NULL; by default PSK is not used */
226 static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity,
227 unsigned int max_identity_len, unsigned char *psk,
228 unsigned int max_psk_len)
230 unsigned int psk_len = 0;
235 BIO_printf(bio_c_out, "psk_client_cb\n");
238 /* no ServerKeyExchange message*/
240 BIO_printf(bio_c_out,"NULL received PSK identity hint, continuing anyway\n");
243 BIO_printf(bio_c_out, "Received PSK identity hint '%s'\n", hint);
245 /* lookup PSK identity and PSK key based on the given identity hint here */
246 ret = BIO_snprintf(identity, max_identity_len, "%s", psk_identity);
247 if (ret < 0 || (unsigned int)ret > max_identity_len)
250 BIO_printf(bio_c_out, "created identity '%s' len=%d\n", identity, ret);
251 ret=BN_hex2bn(&bn, psk_key);
254 BIO_printf(bio_err,"Could not convert PSK key '%s' to BIGNUM\n", psk_key);
260 if ((unsigned int)BN_num_bytes(bn) > max_psk_len)
262 BIO_printf(bio_err,"psk buffer of callback is too small (%d) for key (%d)\n",
263 max_psk_len, BN_num_bytes(bn));
268 psk_len=BN_bn2bin(bn, psk);
274 BIO_printf(bio_c_out, "created PSK len=%d\n", psk_len);
279 BIO_printf(bio_err, "Error in PSK client callback\n");
284 static void sc_usage(void)
286 BIO_printf(bio_err,"usage: s_client args\n");
287 BIO_printf(bio_err,"\n");
288 BIO_printf(bio_err," -host host - use -connect instead\n");
289 BIO_printf(bio_err," -port port - use -connect instead\n");
290 BIO_printf(bio_err," -connect host:port - who to connect to (default is %s:%s)\n",SSL_HOST_NAME,PORT_STR);
292 BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n");
293 BIO_printf(bio_err," -cert arg - certificate file to use, PEM format assumed\n");
294 BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n");
295 BIO_printf(bio_err," -key arg - Private key file to use, in cert file if\n");
296 BIO_printf(bio_err," not specified but cert file is.\n");
297 BIO_printf(bio_err," -keyform arg - key format (PEM or DER) PEM default\n");
298 BIO_printf(bio_err," -pass arg - private key file pass phrase source\n");
299 BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n");
300 BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n");
301 BIO_printf(bio_err," -reconnect - Drop and re-make the connection with the same Session-ID\n");
302 BIO_printf(bio_err," -pause - sleep(1) after each read(2) and write(2) system call\n");
303 BIO_printf(bio_err," -showcerts - show all certificates in the chain\n");
304 BIO_printf(bio_err," -debug - extra output\n");
306 BIO_printf(bio_err," -wdebug - WATT-32 tcp debugging\n");
308 BIO_printf(bio_err," -msg - Show protocol messages\n");
309 BIO_printf(bio_err," -nbio_test - more ssl protocol testing\n");
310 BIO_printf(bio_err," -state - print the 'ssl' states\n");
312 BIO_printf(bio_err," -nbio - Run with non-blocking IO\n");
314 BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n");
315 BIO_printf(bio_err," -quiet - no s_client output\n");
316 BIO_printf(bio_err," -ign_eof - ignore input eof (default when -quiet)\n");
317 BIO_printf(bio_err," -no_ign_eof - don't ignore input eof\n");
318 #ifndef OPENSSL_NO_PSK
319 BIO_printf(bio_err," -psk_identity arg - PSK identity\n");
320 BIO_printf(bio_err," -psk arg - PSK in hex (without 0x)\n");
321 # ifndef OPENSSL_NO_JPAKE
322 BIO_printf(bio_err," -jpake arg - JPAKE secret to use\n");
325 #ifndef OPENSSL_NO_SRP
326 BIO_printf(bio_err," -srpuser user - SRP authentification for 'user'\n");
327 BIO_printf(bio_err," -srppass arg - password for 'user'\n");
328 BIO_printf(bio_err," -srp_lateuser - SRP username into second ClientHello message\n");
329 BIO_printf(bio_err," -srp_moregroups - Tolerate other than the known g N values.\n");
330 BIO_printf(bio_err," -srp_strength int - minimal mength in bits for N (default %d).\n",SRP_MINIMAL_N);
332 BIO_printf(bio_err," -ssl2 - just use SSLv2\n");
333 BIO_printf(bio_err," -ssl3 - just use SSLv3\n");
334 BIO_printf(bio_err," -tls1_2 - just use TLSv1.2\n");
335 BIO_printf(bio_err," -tls1_1 - just use TLSv1.1\n");
336 BIO_printf(bio_err," -tls1 - just use TLSv1\n");
337 BIO_printf(bio_err," -dtls1 - just use DTLSv1\n");
338 BIO_printf(bio_err," -mtu - set the link layer MTU\n");
339 BIO_printf(bio_err," -no_tls1_2/-no_tls1_1/-no_tls1/-no_ssl3/-no_ssl2 - turn off that protocol\n");
340 BIO_printf(bio_err," -bugs - Switch on all SSL implementation bug workarounds\n");
341 BIO_printf(bio_err," -serverpref - Use server's cipher preferences (only SSLv2)\n");
342 BIO_printf(bio_err," -cipher - preferred cipher to use, use the 'openssl ciphers'\n");
343 BIO_printf(bio_err," command to see what is available\n");
344 BIO_printf(bio_err," -starttls prot - use the STARTTLS command before starting TLS\n");
345 BIO_printf(bio_err," for those protocols that support it, where\n");
346 BIO_printf(bio_err," 'prot' defines which one to assume. Currently,\n");
347 BIO_printf(bio_err," only \"smtp\", \"pop3\", \"imap\", \"ftp\" and \"xmpp\"\n");
348 BIO_printf(bio_err," are supported.\n");
349 #ifndef OPENSSL_NO_ENGINE
350 BIO_printf(bio_err," -engine id - Initialise and use the specified engine\n");
352 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
353 BIO_printf(bio_err," -sess_out arg - file to write SSL session to\n");
354 BIO_printf(bio_err," -sess_in arg - file to read SSL session from\n");
355 #ifndef OPENSSL_NO_TLSEXT
356 BIO_printf(bio_err," -servername host - Set TLS extension servername in ClientHello\n");
357 BIO_printf(bio_err," -tlsextdebug - hex dump of all TLS extensions received\n");
358 BIO_printf(bio_err," -status - request certificate status from server\n");
359 BIO_printf(bio_err," -no_ticket - disable use of RFC4507bis session tickets\n");
360 # if !defined(OPENSSL_NO_NEXTPROTONEG)
361 BIO_printf(bio_err," -nextprotoneg arg - enable NPN extension, considering named protocols supported (comma-separated list)\n");
364 BIO_printf(bio_err," -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n");
365 BIO_printf(bio_err," -use_srtp profiles - Offer SRTP key management with a colon-separated profile list");
366 BIO_printf(bio_err," -keymatexport label - Export keying material using label\n");
367 BIO_printf(bio_err," -keymatexportlen len - Export len bytes of keying material (default 20)\n");
370 #ifndef OPENSSL_NO_TLSEXT
372 /* This is a context that we pass to callbacks */
373 typedef struct tlsextctx_st {
379 static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg)
381 tlsextctx * p = (tlsextctx *) arg;
382 const char * hn= SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
383 if (SSL_get_servername_type(s) != -1)
384 p->ack = !SSL_session_reused(s) && hn != NULL;
386 BIO_printf(bio_err,"Can't use SSL_get_servername\n");
388 return SSL_TLSEXT_ERR_OK;
391 #ifndef OPENSSL_NO_SRP
393 /* This is a context that we pass to all callbacks */
394 typedef struct srp_arg_st
398 int msg; /* copy from c_msg */
399 int debug; /* copy from c_debug */
400 int amp; /* allow more groups */
401 int strength /* minimal size for N */ ;
404 #define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
406 static int SRP_Verify_N_and_g(BIGNUM *N, BIGNUM *g)
408 BN_CTX *bn_ctx = BN_CTX_new();
409 BIGNUM *p = BN_new();
410 BIGNUM *r = BN_new();
412 g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) &&
413 BN_is_prime_ex(N, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
414 p != NULL && BN_rshift1(p, N) &&
417 BN_is_prime_ex(p, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
420 /* verify g^((N-1)/2) == -1 (mod N) */
421 BN_mod_exp(r, g, p, N, bn_ctx) &&
434 static int MS_CALLBACK ssl_srp_verify_param_cb(SSL *s, void *arg)
436 SRP_ARG *srp_arg = (SRP_ARG *)arg;
437 BIGNUM *N = NULL, *g = NULL;
438 if (!(N = SSL_get_srp_N(s)) || !(g = SSL_get_srp_g(s)))
440 if (srp_arg->debug || srp_arg->msg || srp_arg->amp == 1)
442 BIO_printf(bio_err, "SRP parameters:\n");
443 BIO_printf(bio_err,"\tN="); BN_print(bio_err,N);
444 BIO_printf(bio_err,"\n\tg="); BN_print(bio_err,g);
445 BIO_printf(bio_err,"\n");
448 if (SRP_check_known_gN_param(g,N))
451 if (srp_arg->amp == 1)
454 BIO_printf(bio_err, "SRP param N and g are not known params, going to check deeper.\n");
456 /* The srp_moregroups must be used with caution, testing primes costs time.
457 Implementors should rather add the value to the known ones.
458 The minimal size has already been tested.
460 if (BN_num_bits(g) <= BN_BITS && SRP_Verify_N_and_g(N,g))
463 BIO_printf(bio_err, "SRP param N and g rejected.\n");
467 #define PWD_STRLEN 1024
469 static char * MS_CALLBACK ssl_give_srp_client_pwd_cb(SSL *s, void *arg)
471 SRP_ARG *srp_arg = (SRP_ARG *)arg;
472 char *pass = (char *)OPENSSL_malloc(PWD_STRLEN+1);
476 cb_tmp.password = (char *)srp_arg->srppassin;
477 cb_tmp.prompt_info = "SRP user";
478 if ((l = password_callback(pass, PWD_STRLEN, 0, &cb_tmp))<0)
480 BIO_printf (bio_err, "Can't read Password\n");
489 static char * MS_CALLBACK missing_srp_username_callback(SSL *s, void *arg)
491 SRP_ARG *srp_arg = (SRP_ARG *)arg;
492 return BUF_strdup(srp_arg->srplogin);
496 char *srtp_profiles = NULL;
498 # ifndef OPENSSL_NO_NEXTPROTONEG
499 /* This the context that we pass to next_proto_cb */
500 typedef struct tlsextnextprotoctx_st {
504 } tlsextnextprotoctx;
506 static tlsextnextprotoctx next_proto;
508 static int next_proto_cb(SSL *s, unsigned char **out, unsigned char *outlen, const unsigned char *in, unsigned int inlen, void *arg)
510 tlsextnextprotoctx *ctx = arg;
514 /* We can assume that |in| is syntactically valid. */
516 BIO_printf(bio_c_out, "Protocols advertised by server: ");
517 for (i = 0; i < inlen; )
520 BIO_write(bio_c_out, ", ", 2);
521 BIO_write(bio_c_out, &in[i + 1], in[i]);
524 BIO_write(bio_c_out, "\n", 1);
527 ctx->status = SSL_select_next_proto(out, outlen, in, inlen, ctx->data, ctx->len);
528 return SSL_TLSEXT_ERR_OK;
543 int MAIN(int, char **);
545 int MAIN(int argc, char **argv)
547 unsigned int off=0, clr=0;
549 #ifndef OPENSSL_NO_KRB5
552 int s,k,width,state=0;
553 char *cbuf=NULL,*sbuf=NULL,*mbuf=NULL;
554 int cbuf_len,cbuf_off;
555 int sbuf_len,sbuf_off;
556 fd_set readfds,writefds;
559 char *host=SSL_HOST_NAME;
560 char *cert_file=NULL,*key_file=NULL;
561 int cert_format = FORMAT_PEM, key_format = FORMAT_PEM;
562 char *passarg = NULL, *pass = NULL;
564 EVP_PKEY *key = NULL;
565 char *CApath=NULL,*CAfile=NULL,*cipher=NULL;
566 int reconnect=0,badop=0,verify=SSL_VERIFY_NONE,bugs=0;
568 int write_tty,read_tty,write_ssl,read_ssl,tty_on,ssl_pending;
570 int ret=1,in_init=1,i,nbio_test=0;
571 int starttls_proto = PROTO_OFF;
573 X509_VERIFY_PARAM *vpm = NULL;
575 const SSL_METHOD *meth=NULL;
576 int socket_type=SOCK_STREAM;
580 struct timeval timeout, *timeoutp;
581 #ifndef OPENSSL_NO_ENGINE
582 char *engine_id=NULL;
583 char *ssl_client_engine_id=NULL;
584 ENGINE *ssl_client_engine=NULL;
587 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
589 #if defined(OPENSSL_SYS_BEOS_R5)
593 #ifndef OPENSSL_NO_TLSEXT
594 char *servername = NULL;
595 tlsextctx tlsextcbp =
597 # ifndef OPENSSL_NO_NEXTPROTONEG
598 const char *next_proto_neg_in = NULL;
601 char *sess_in = NULL;
602 char *sess_out = NULL;
603 struct sockaddr peer;
604 int peerlen = sizeof(peer);
605 int enable_timeouts = 0 ;
607 #ifndef OPENSSL_NO_JPAKE
608 char *jpake_secret = NULL;
610 #ifndef OPENSSL_NO_SRP
611 char * srppass = NULL;
612 int srp_lateuser = 0;
613 SRP_ARG srp_arg = {NULL,NULL,0,0,0,1024};
616 #if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
617 meth=SSLv23_client_method();
618 #elif !defined(OPENSSL_NO_SSL3)
619 meth=SSLv3_client_method();
620 #elif !defined(OPENSSL_NO_SSL2)
621 meth=SSLv2_client_method();
633 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
635 if (!load_config(bio_err, NULL))
638 if ( ((cbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
639 ((sbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
640 ((mbuf=OPENSSL_malloc(BUFSIZZ)) == NULL))
642 BIO_printf(bio_err,"out of memory\n");
647 verify_error=X509_V_OK;
656 if (strcmp(*argv,"-host") == 0)
658 if (--argc < 1) goto bad;
661 else if (strcmp(*argv,"-port") == 0)
663 if (--argc < 1) goto bad;
664 port=atoi(*(++argv));
665 if (port == 0) goto bad;
667 else if (strcmp(*argv,"-connect") == 0)
669 if (--argc < 1) goto bad;
670 if (!extract_host_port(*(++argv),&host,NULL,&port))
673 else if (strcmp(*argv,"-verify") == 0)
675 verify=SSL_VERIFY_PEER;
676 if (--argc < 1) goto bad;
677 verify_depth=atoi(*(++argv));
678 BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
680 else if (strcmp(*argv,"-cert") == 0)
682 if (--argc < 1) goto bad;
683 cert_file= *(++argv);
685 else if (strcmp(*argv,"-sess_out") == 0)
687 if (--argc < 1) goto bad;
688 sess_out = *(++argv);
690 else if (strcmp(*argv,"-sess_in") == 0)
692 if (--argc < 1) goto bad;
695 else if (strcmp(*argv,"-certform") == 0)
697 if (--argc < 1) goto bad;
698 cert_format = str2fmt(*(++argv));
700 else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm))
706 else if (strcmp(*argv,"-verify_return_error") == 0)
707 verify_return_error = 1;
708 else if (strcmp(*argv,"-prexit") == 0)
710 else if (strcmp(*argv,"-crlf") == 0)
712 else if (strcmp(*argv,"-quiet") == 0)
717 else if (strcmp(*argv,"-ign_eof") == 0)
719 else if (strcmp(*argv,"-no_ign_eof") == 0)
721 else if (strcmp(*argv,"-pause") == 0)
723 else if (strcmp(*argv,"-debug") == 0)
725 #ifndef OPENSSL_NO_TLSEXT
726 else if (strcmp(*argv,"-tlsextdebug") == 0)
728 else if (strcmp(*argv,"-status") == 0)
732 else if (strcmp(*argv,"-wdebug") == 0)
735 else if (strcmp(*argv,"-msg") == 0)
737 else if (strcmp(*argv,"-showcerts") == 0)
739 else if (strcmp(*argv,"-nbio_test") == 0)
741 else if (strcmp(*argv,"-state") == 0)
743 #ifndef OPENSSL_NO_PSK
744 else if (strcmp(*argv,"-psk_identity") == 0)
746 if (--argc < 1) goto bad;
747 psk_identity=*(++argv);
749 else if (strcmp(*argv,"-psk") == 0)
753 if (--argc < 1) goto bad;
755 for (j = 0; j < strlen(psk_key); j++)
757 if (isxdigit((int)psk_key[j]))
759 BIO_printf(bio_err,"Not a hex number '%s'\n",*argv);
764 #ifndef OPENSSL_NO_SRP
765 else if (strcmp(*argv,"-srpuser") == 0)
767 if (--argc < 1) goto bad;
768 srp_arg.srplogin= *(++argv);
769 meth=TLSv1_client_method();
771 else if (strcmp(*argv,"-srppass") == 0)
773 if (--argc < 1) goto bad;
775 meth=TLSv1_client_method();
777 else if (strcmp(*argv,"-srp_strength") == 0)
779 if (--argc < 1) goto bad;
780 srp_arg.strength=atoi(*(++argv));
781 BIO_printf(bio_err,"SRP minimal length for N is %d\n",srp_arg.strength);
782 meth=TLSv1_client_method();
784 else if (strcmp(*argv,"-srp_lateuser") == 0)
787 meth=TLSv1_client_method();
789 else if (strcmp(*argv,"-srp_moregroups") == 0)
792 meth=TLSv1_client_method();
795 #ifndef OPENSSL_NO_SSL2
796 else if (strcmp(*argv,"-ssl2") == 0)
797 meth=SSLv2_client_method();
799 #ifndef OPENSSL_NO_SSL3
800 else if (strcmp(*argv,"-ssl3") == 0)
801 meth=SSLv3_client_method();
803 #ifndef OPENSSL_NO_TLS1
804 else if (strcmp(*argv,"-tls1_2") == 0)
805 meth=TLSv1_2_client_method();
806 else if (strcmp(*argv,"-tls1_1") == 0)
807 meth=TLSv1_1_client_method();
808 else if (strcmp(*argv,"-tls1") == 0)
809 meth=TLSv1_client_method();
811 #ifndef OPENSSL_NO_DTLS1
812 else if (strcmp(*argv,"-dtls1") == 0)
814 meth=DTLSv1_client_method();
815 socket_type=SOCK_DGRAM;
817 else if (strcmp(*argv,"-timeout") == 0)
819 else if (strcmp(*argv,"-mtu") == 0)
821 if (--argc < 1) goto bad;
822 socket_mtu = atol(*(++argv));
825 else if (strcmp(*argv,"-bugs") == 0)
827 else if (strcmp(*argv,"-keyform") == 0)
829 if (--argc < 1) goto bad;
830 key_format = str2fmt(*(++argv));
832 else if (strcmp(*argv,"-pass") == 0)
834 if (--argc < 1) goto bad;
837 else if (strcmp(*argv,"-key") == 0)
839 if (--argc < 1) goto bad;
842 else if (strcmp(*argv,"-reconnect") == 0)
846 else if (strcmp(*argv,"-CApath") == 0)
848 if (--argc < 1) goto bad;
851 else if (strcmp(*argv,"-CAfile") == 0)
853 if (--argc < 1) goto bad;
856 else if (strcmp(*argv,"-no_tls1_2") == 0)
857 off|=SSL_OP_NO_TLSv1_2;
858 else if (strcmp(*argv,"-no_tls1_1") == 0)
859 off|=SSL_OP_NO_TLSv1_1;
860 else if (strcmp(*argv,"-no_tls1") == 0)
861 off|=SSL_OP_NO_TLSv1;
862 else if (strcmp(*argv,"-no_ssl3") == 0)
863 off|=SSL_OP_NO_SSLv3;
864 else if (strcmp(*argv,"-no_ssl2") == 0)
865 off|=SSL_OP_NO_SSLv2;
866 else if (strcmp(*argv,"-no_comp") == 0)
867 { off|=SSL_OP_NO_COMPRESSION; }
868 #ifndef OPENSSL_NO_TLSEXT
869 else if (strcmp(*argv,"-no_ticket") == 0)
870 { off|=SSL_OP_NO_TICKET; }
871 # ifndef OPENSSL_NO_NEXTPROTONEG
872 else if (strcmp(*argv,"-nextprotoneg") == 0)
874 if (--argc < 1) goto bad;
875 next_proto_neg_in = *(++argv);
879 else if (strcmp(*argv,"-serverpref") == 0)
880 off|=SSL_OP_CIPHER_SERVER_PREFERENCE;
881 else if (strcmp(*argv,"-legacy_renegotiation") == 0)
882 off|=SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION;
883 else if (strcmp(*argv,"-legacy_server_connect") == 0)
884 { off|=SSL_OP_LEGACY_SERVER_CONNECT; }
885 else if (strcmp(*argv,"-no_legacy_server_connect") == 0)
886 { clr|=SSL_OP_LEGACY_SERVER_CONNECT; }
887 else if (strcmp(*argv,"-cipher") == 0)
889 if (--argc < 1) goto bad;
893 else if (strcmp(*argv,"-nbio") == 0)
896 else if (strcmp(*argv,"-starttls") == 0)
898 if (--argc < 1) goto bad;
900 if (strcmp(*argv,"smtp") == 0)
901 starttls_proto = PROTO_SMTP;
902 else if (strcmp(*argv,"pop3") == 0)
903 starttls_proto = PROTO_POP3;
904 else if (strcmp(*argv,"imap") == 0)
905 starttls_proto = PROTO_IMAP;
906 else if (strcmp(*argv,"ftp") == 0)
907 starttls_proto = PROTO_FTP;
908 else if (strcmp(*argv, "xmpp") == 0)
909 starttls_proto = PROTO_XMPP;
913 #ifndef OPENSSL_NO_ENGINE
914 else if (strcmp(*argv,"-engine") == 0)
916 if (--argc < 1) goto bad;
917 engine_id = *(++argv);
919 else if (strcmp(*argv,"-ssl_client_engine") == 0)
921 if (--argc < 1) goto bad;
922 ssl_client_engine_id = *(++argv);
925 else if (strcmp(*argv,"-rand") == 0)
927 if (--argc < 1) goto bad;
930 #ifndef OPENSSL_NO_TLSEXT
931 else if (strcmp(*argv,"-servername") == 0)
933 if (--argc < 1) goto bad;
934 servername= *(++argv);
935 /* meth=TLSv1_client_method(); */
938 #ifndef OPENSSL_NO_JPAKE
939 else if (strcmp(*argv,"-jpake") == 0)
941 if (--argc < 1) goto bad;
942 jpake_secret = *++argv;
945 else if (strcmp(*argv,"-use_srtp") == 0)
947 if (--argc < 1) goto bad;
948 srtp_profiles = *(++argv);
950 else if (strcmp(*argv,"-keymatexport") == 0)
952 if (--argc < 1) goto bad;
953 keymatexportlabel= *(++argv);
955 else if (strcmp(*argv,"-keymatexportlen") == 0)
957 if (--argc < 1) goto bad;
958 keymatexportlen=atoi(*(++argv));
959 if (keymatexportlen == 0) goto bad;
963 BIO_printf(bio_err,"unknown option %s\n",*argv);
977 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
983 "Can't use JPAKE and PSK together\n");
986 psk_identity = "JPAKE";
991 BIO_printf(bio_err, "JPAKE sets cipher to PSK\n");
997 OpenSSL_add_ssl_algorithms();
998 SSL_load_error_strings();
1000 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1001 next_proto.status = -1;
1002 if (next_proto_neg_in)
1004 next_proto.data = next_protos_parse(&next_proto.len, next_proto_neg_in);
1005 if (next_proto.data == NULL)
1007 BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n");
1012 next_proto.data = NULL;
1015 #ifndef OPENSSL_NO_ENGINE
1016 e = setup_engine(bio_err, engine_id, 1);
1017 if (ssl_client_engine_id)
1019 ssl_client_engine = ENGINE_by_id(ssl_client_engine_id);
1020 if (!ssl_client_engine)
1023 "Error getting client auth engine\n");
1029 if (!app_passwd(bio_err, passarg, NULL, &pass, NULL))
1031 BIO_printf(bio_err, "Error getting password\n");
1035 if (key_file == NULL)
1036 key_file = cert_file;
1043 key = load_key(bio_err, key_file, key_format, 0, pass, e,
1044 "client certificate private key file");
1047 ERR_print_errors(bio_err);
1056 cert = load_cert(bio_err,cert_file,cert_format,
1057 NULL, e, "client certificate file");
1061 ERR_print_errors(bio_err);
1066 if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
1069 BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
1072 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
1073 app_RAND_load_files(inrand));
1075 if (bio_c_out == NULL)
1077 if (c_quiet && !c_debug && !c_msg)
1079 bio_c_out=BIO_new(BIO_s_null());
1083 if (bio_c_out == NULL)
1084 bio_c_out=BIO_new_fp(stdout,BIO_NOCLOSE);
1088 #ifndef OPENSSL_NO_SRP
1089 if(!app_passwd(bio_err, srppass, NULL, &srp_arg.srppassin, NULL))
1091 BIO_printf(bio_err, "Error getting password\n");
1096 ctx=SSL_CTX_new(meth);
1099 ERR_print_errors(bio_err);
1104 SSL_CTX_set1_param(ctx, vpm);
1106 #ifndef OPENSSL_NO_ENGINE
1107 if (ssl_client_engine)
1109 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine))
1111 BIO_puts(bio_err, "Error setting client auth engine\n");
1112 ERR_print_errors(bio_err);
1113 ENGINE_free(ssl_client_engine);
1116 ENGINE_free(ssl_client_engine);
1120 #ifndef OPENSSL_NO_PSK
1121 #ifdef OPENSSL_NO_JPAKE
1122 if (psk_key != NULL)
1124 if (psk_key != NULL || jpake_secret)
1128 BIO_printf(bio_c_out, "PSK key given or JPAKE in use, setting client callback\n");
1129 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
1131 if (srtp_profiles != NULL)
1132 SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles);
1135 SSL_CTX_set_options(ctx,SSL_OP_ALL|off);
1137 SSL_CTX_set_options(ctx,off);
1140 SSL_CTX_clear_options(ctx, clr);
1141 /* DTLS: partial reads end up discarding unread UDP bytes :-(
1142 * Setting read ahead solves this problem.
1144 if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
1146 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1147 if (next_proto.data)
1148 SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
1151 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
1153 if(!SSL_CTX_set_cipher_list(ctx,cipher)) {
1154 BIO_printf(bio_err,"error setting cipher list\n");
1155 ERR_print_errors(bio_err);
1160 SSL_CTX_set_cipher_list(ctx,getenv("SSL_CIPHER"));
1163 SSL_CTX_set_verify(ctx,verify,verify_callback);
1164 if (!set_cert_key_stuff(ctx,cert,key))
1167 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
1168 (!SSL_CTX_set_default_verify_paths(ctx)))
1170 /* BIO_printf(bio_err,"error setting default verify locations\n"); */
1171 ERR_print_errors(bio_err);
1175 #ifndef OPENSSL_NO_TLSEXT
1176 if (servername != NULL)
1178 tlsextcbp.biodebug = bio_err;
1179 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1180 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1182 #ifndef OPENSSL_NO_SRP
1183 if (srp_arg.srplogin)
1186 SSL_CTX_set_srp_missing_srp_username_callback(ctx,missing_srp_username_callback);
1187 else if (!SSL_CTX_set_srp_username(ctx, srp_arg.srplogin))
1189 BIO_printf(bio_err,"Unable to set SRP username\n");
1192 srp_arg.msg = c_msg;
1193 srp_arg.debug = c_debug ;
1194 SSL_CTX_set_srp_cb_arg(ctx,&srp_arg);
1195 SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
1196 SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
1197 if (c_msg || c_debug || srp_arg.amp == 0)
1198 SSL_CTX_set_srp_verify_param_callback(ctx, ssl_srp_verify_param_cb);
1208 BIO *stmp = BIO_new_file(sess_in, "r");
1211 BIO_printf(bio_err, "Can't open session file %s\n",
1213 ERR_print_errors(bio_err);
1216 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1220 BIO_printf(bio_err, "Can't open session file %s\n",
1222 ERR_print_errors(bio_err);
1225 SSL_set_session(con, sess);
1226 SSL_SESSION_free(sess);
1228 #ifndef OPENSSL_NO_TLSEXT
1229 if (servername != NULL)
1231 if (!SSL_set_tlsext_host_name(con,servername))
1233 BIO_printf(bio_err,"Unable to set TLS servername extension.\n");
1234 ERR_print_errors(bio_err);
1239 #ifndef OPENSSL_NO_KRB5
1240 if (con && (kctx = kssl_ctx_new()) != NULL)
1242 SSL_set0_kssl_ctx(con, kctx);
1243 kssl_ctx_setstring(kctx, KSSL_SERVER, host);
1245 #endif /* OPENSSL_NO_KRB5 */
1246 /* SSL_set_cipher_list(con,"RC4-MD5"); */
1248 #ifdef TLSEXT_TYPE_opaque_prf_input
1249 SSL_set_tlsext_opaque_prf_input(con, "Test client", 11);
1255 if (init_client(&s,host,port,socket_type) == 0)
1257 BIO_printf(bio_err,"connect:errno=%d\n",get_last_socket_error());
1261 BIO_printf(bio_c_out,"CONNECTED(%08X)\n",s);
1267 BIO_printf(bio_c_out,"turning on non blocking io\n");
1268 if (BIO_socket_ioctl(s,FIONBIO,&l) < 0)
1270 ERR_print_errors(bio_err);
1275 if (c_Pause & 0x01) SSL_set_debug(con, 1);
1277 if ( SSL_version(con) == DTLS1_VERSION)
1280 sbio=BIO_new_dgram(s,BIO_NOCLOSE);
1281 if (getsockname(s, &peer, (void *)&peerlen) < 0)
1283 BIO_printf(bio_err, "getsockname:errno=%d\n",
1284 get_last_socket_error());
1289 (void)BIO_ctrl_set_connected(sbio, 1, &peer);
1291 if (enable_timeouts)
1294 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1295 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1298 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1299 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1302 if (socket_mtu > 28)
1304 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1305 SSL_set_mtu(con, socket_mtu - 28);
1308 /* want to do MTU discovery */
1309 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1312 sbio=BIO_new_socket(s,BIO_NOCLOSE);
1318 test=BIO_new(BIO_f_nbio_test());
1319 sbio=BIO_push(test,sbio);
1324 SSL_set_debug(con, 1);
1325 BIO_set_callback(sbio,bio_dump_callback);
1326 BIO_set_callback_arg(sbio,(char *)bio_c_out);
1330 SSL_set_msg_callback(con, msg_cb);
1331 SSL_set_msg_callback_arg(con, bio_c_out);
1333 #ifndef OPENSSL_NO_TLSEXT
1336 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1337 SSL_set_tlsext_debug_arg(con, bio_c_out);
1341 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1342 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
1343 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
1346 STACK_OF(OCSP_RESPID) *ids = sk_OCSP_RESPID_new_null();
1347 OCSP_RESPID *id = OCSP_RESPID_new();
1348 id->value.byKey = ASN1_OCTET_STRING_new();
1349 id->type = V_OCSP_RESPID_KEY;
1350 ASN1_STRING_set(id->value.byKey, "Hello World", -1);
1351 sk_OCSP_RESPID_push(ids, id);
1352 SSL_set_tlsext_status_ids(con, ids);
1357 #ifndef OPENSSL_NO_JPAKE
1359 jpake_client_auth(bio_c_out, sbio, jpake_secret);
1362 SSL_set_bio(con,sbio,sbio);
1363 SSL_set_connect_state(con);
1365 /* ok, lets connect */
1366 width=SSL_get_fd(con)+1;
1379 /* This is an ugly hack that does a lot of assumptions */
1380 /* We do have to handle multi-line responses which may come
1381 in a single packet or not. We therefore have to use
1382 BIO_gets() which does need a buffering BIO. So during
1383 the initial chitchat we do push a buffering BIO into the
1384 chain that is removed again later on to not disturb the
1385 rest of the s_client operation. */
1386 if (starttls_proto == PROTO_SMTP)
1389 BIO *fbio = BIO_new(BIO_f_buffer());
1390 BIO_push(fbio, sbio);
1391 /* wait for multi-line response to end from SMTP */
1394 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1396 while (mbuf_len>3 && mbuf[3]=='-');
1397 /* STARTTLS command requires EHLO... */
1398 BIO_printf(fbio,"EHLO openssl.client.net\r\n");
1399 (void)BIO_flush(fbio);
1400 /* wait for multi-line response to end EHLO SMTP response */
1403 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1404 if (strstr(mbuf,"STARTTLS"))
1407 while (mbuf_len>3 && mbuf[3]=='-');
1408 (void)BIO_flush(fbio);
1413 "didn't found starttls in server response,"
1414 " try anyway...\n");
1415 BIO_printf(sbio,"STARTTLS\r\n");
1416 BIO_read(sbio,sbuf,BUFSIZZ);
1418 else if (starttls_proto == PROTO_POP3)
1420 BIO_read(sbio,mbuf,BUFSIZZ);
1421 BIO_printf(sbio,"STLS\r\n");
1422 BIO_read(sbio,sbuf,BUFSIZZ);
1424 else if (starttls_proto == PROTO_IMAP)
1427 BIO *fbio = BIO_new(BIO_f_buffer());
1428 BIO_push(fbio, sbio);
1429 BIO_gets(fbio,mbuf,BUFSIZZ);
1430 /* STARTTLS command requires CAPABILITY... */
1431 BIO_printf(fbio,". CAPABILITY\r\n");
1432 (void)BIO_flush(fbio);
1433 /* wait for multi-line CAPABILITY response */
1436 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1437 if (strstr(mbuf,"STARTTLS"))
1440 while (mbuf_len>3 && mbuf[0]!='.');
1441 (void)BIO_flush(fbio);
1446 "didn't found STARTTLS in server response,"
1447 " try anyway...\n");
1448 BIO_printf(sbio,". STARTTLS\r\n");
1449 BIO_read(sbio,sbuf,BUFSIZZ);
1451 else if (starttls_proto == PROTO_FTP)
1453 BIO *fbio = BIO_new(BIO_f_buffer());
1454 BIO_push(fbio, sbio);
1455 /* wait for multi-line response to end from FTP */
1458 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1460 while (mbuf_len>3 && mbuf[3]=='-');
1461 (void)BIO_flush(fbio);
1464 BIO_printf(sbio,"AUTH TLS\r\n");
1465 BIO_read(sbio,sbuf,BUFSIZZ);
1467 if (starttls_proto == PROTO_XMPP)
1470 BIO_printf(sbio,"<stream:stream "
1471 "xmlns:stream='http://etherx.jabber.org/streams' "
1472 "xmlns='jabber:client' to='%s' version='1.0'>", host);
1473 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1475 while (!strstr(mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'"))
1477 if (strstr(mbuf, "/stream:features>"))
1479 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1482 BIO_printf(sbio, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1483 seen = BIO_read(sbio,sbuf,BUFSIZZ);
1485 if (!strstr(sbuf, "<proceed"))
1495 if ((SSL_version(con) == DTLS1_VERSION) &&
1496 DTLSv1_get_timeout(con, &timeout))
1497 timeoutp = &timeout;
1501 if (SSL_in_init(con) && !SSL_total_renegotiations(con))
1512 #if 0 /* This test doesn't really work as intended (needs to be fixed) */
1513 #ifndef OPENSSL_NO_TLSEXT
1514 if (servername != NULL && !SSL_session_reused(con))
1516 BIO_printf(bio_c_out,"Server did %sacknowledge servername extension.\n",tlsextcbp.ack?"":"not ");
1522 BIO *stmp = BIO_new_file(sess_out, "w");
1525 PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
1529 BIO_printf(bio_err, "Error writing session file %s\n", sess_out);
1531 print_stuff(bio_c_out,con,full_log);
1532 if (full_log > 0) full_log--;
1536 BIO_printf(bio_err,"%s",mbuf);
1537 /* We don't need to know any more */
1538 starttls_proto = PROTO_OFF;
1544 BIO_printf(bio_c_out,"drop connection and then reconnect\n");
1546 SSL_set_connect_state(con);
1547 SHUTDOWN(SSL_get_fd(con));
1553 ssl_pending = read_ssl && SSL_pending(con);
1557 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined (OPENSSL_SYS_BEOS_R5)
1560 if (read_tty) openssl_fdset(fileno(stdin),&readfds);
1561 if (write_tty) openssl_fdset(fileno(stdout),&writefds);
1564 openssl_fdset(SSL_get_fd(con),&readfds);
1566 openssl_fdset(SSL_get_fd(con),&writefds);
1568 if(!tty_on || !write_tty) {
1570 openssl_fdset(SSL_get_fd(con),&readfds);
1572 openssl_fdset(SSL_get_fd(con),&writefds);
1575 /* printf("mode tty(%d %d%d) ssl(%d%d)\n",
1576 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
1578 /* Note: under VMS with SOCKETSHR the second parameter
1579 * is currently of type (int *) whereas under other
1580 * systems it is (void *) if you don't have a cast it
1581 * will choke the compiler: if you do have a cast then
1582 * you can either go for (int *) or (void *).
1584 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1585 /* Under Windows/DOS we make the assumption that we can
1586 * always write to the tty: therefore if we need to
1587 * write to the tty we just fall through. Otherwise
1588 * we timeout the select every second and see if there
1589 * are any keypresses. Note: this is a hack, in a proper
1590 * Windows application we wouldn't do this.
1597 i=select(width,(void *)&readfds,(void *)&writefds,
1599 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1600 if(!i && (!_kbhit() || !read_tty) ) continue;
1602 if(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue;
1604 } else i=select(width,(void *)&readfds,(void *)&writefds,
1607 #elif defined(OPENSSL_SYS_NETWARE)
1612 i=select(width,(void *)&readfds,(void *)&writefds,
1614 } else i=select(width,(void *)&readfds,(void *)&writefds,
1617 #elif defined(OPENSSL_SYS_BEOS_R5)
1618 /* Under BeOS-R5 the situation is similar to DOS */
1621 (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK);
1626 i=select(width,(void *)&readfds,(void *)&writefds,
1628 if (read(fileno(stdin), sbuf, 0) >= 0)
1630 if (!i && (stdin_set != 1 || !read_tty))
1632 } else i=select(width,(void *)&readfds,(void *)&writefds,
1635 (void)fcntl(fileno(stdin), F_SETFL, 0);
1637 i=select(width,(void *)&readfds,(void *)&writefds,
1642 BIO_printf(bio_err,"bad select %d\n",
1643 get_last_socket_error());
1649 if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0)
1651 BIO_printf(bio_err,"TIMEOUT occured\n");
1654 if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds))
1656 k=SSL_write(con,&(cbuf[cbuf_off]),
1657 (unsigned int)cbuf_len);
1658 switch (SSL_get_error(con,k))
1660 case SSL_ERROR_NONE:
1663 if (k <= 0) goto end;
1664 /* we have done a write(con,NULL,0); */
1670 else /* if (cbuf_len > 0) */
1676 case SSL_ERROR_WANT_WRITE:
1677 BIO_printf(bio_c_out,"write W BLOCK\n");
1681 case SSL_ERROR_WANT_READ:
1682 BIO_printf(bio_c_out,"write R BLOCK\n");
1687 case SSL_ERROR_WANT_X509_LOOKUP:
1688 BIO_printf(bio_c_out,"write X BLOCK\n");
1690 case SSL_ERROR_ZERO_RETURN:
1693 BIO_printf(bio_c_out,"shutdown\n");
1704 case SSL_ERROR_SYSCALL:
1705 if ((k != 0) || (cbuf_len != 0))
1707 BIO_printf(bio_err,"write:errno=%d\n",
1708 get_last_socket_error());
1718 ERR_print_errors(bio_err);
1722 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
1723 /* Assume Windows/DOS/BeOS can always write */
1724 else if (!ssl_pending && write_tty)
1726 else if (!ssl_pending && FD_ISSET(fileno(stdout),&writefds))
1729 #ifdef CHARSET_EBCDIC
1730 ascii2ebcdic(&(sbuf[sbuf_off]),&(sbuf[sbuf_off]),sbuf_len);
1732 i=raw_write_stdout(&(sbuf[sbuf_off]),sbuf_len);
1736 BIO_printf(bio_c_out,"DONE\n");
1750 else if (ssl_pending || FD_ISSET(SSL_get_fd(con),&readfds))
1753 { static int iiii; if (++iiii == 52) { SSL_renegotiate(con); iiii=0; } }
1756 k=SSL_read(con,sbuf,1024 /* BUFSIZZ */ );
1758 /* Demo for pending and peek :-) */
1759 k=SSL_read(con,sbuf,16);
1761 printf("read=%d pending=%d peek=%d\n",k,SSL_pending(con),SSL_peek(con,zbuf,10240));
1765 switch (SSL_get_error(con,k))
1767 case SSL_ERROR_NONE:
1776 case SSL_ERROR_WANT_WRITE:
1777 BIO_printf(bio_c_out,"read W BLOCK\n");
1781 case SSL_ERROR_WANT_READ:
1782 BIO_printf(bio_c_out,"read R BLOCK\n");
1785 if ((read_tty == 0) && (write_ssl == 0))
1788 case SSL_ERROR_WANT_X509_LOOKUP:
1789 BIO_printf(bio_c_out,"read X BLOCK\n");
1791 case SSL_ERROR_SYSCALL:
1792 ret=get_last_socket_error();
1793 BIO_printf(bio_err,"read:errno=%d\n",ret);
1795 case SSL_ERROR_ZERO_RETURN:
1796 BIO_printf(bio_c_out,"closed\n");
1800 ERR_print_errors(bio_err);
1806 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1807 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1810 else if ((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
1812 #elif defined (OPENSSL_SYS_NETWARE)
1814 #elif defined(OPENSSL_SYS_BEOS_R5)
1817 else if (FD_ISSET(fileno(stdin),&readfds))
1824 i=raw_read_stdin(cbuf,BUFSIZZ/2);
1826 /* both loops are skipped when i <= 0 */
1827 for (j = 0; j < i; j++)
1828 if (cbuf[j] == '\n')
1830 for (j = i-1; j >= 0; j--)
1832 cbuf[j+lf_num] = cbuf[j];
1833 if (cbuf[j] == '\n')
1837 cbuf[j+lf_num] = '\r';
1840 assert(lf_num == 0);
1843 i=raw_read_stdin(cbuf,BUFSIZZ);
1845 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q')))
1847 BIO_printf(bio_err,"DONE\n");
1852 if ((!c_ign_eof) && (cbuf[0] == 'R'))
1854 BIO_printf(bio_err,"RENEGOTIATING\n");
1855 SSL_renegotiate(con);
1862 #ifdef CHARSET_EBCDIC
1863 ebcdic2ascii(cbuf, cbuf, i);
1875 print_stuff(bio_c_out,con,full_log);
1877 SHUTDOWN(SSL_get_fd(con));
1882 print_stuff(bio_c_out,con,1);
1885 if (ctx != NULL) SSL_CTX_free(ctx);
1892 if (cbuf != NULL) { OPENSSL_cleanse(cbuf,BUFSIZZ); OPENSSL_free(cbuf); }
1893 if (sbuf != NULL) { OPENSSL_cleanse(sbuf,BUFSIZZ); OPENSSL_free(sbuf); }
1894 if (mbuf != NULL) { OPENSSL_cleanse(mbuf,BUFSIZZ); OPENSSL_free(mbuf); }
1895 if (bio_c_out != NULL)
1897 BIO_free(bio_c_out);
1905 static void print_stuff(BIO *bio, SSL *s, int full)
1909 static const char *space=" ";
1912 STACK_OF(X509_NAME) *sk2;
1913 const SSL_CIPHER *c;
1916 #ifndef OPENSSL_NO_COMP
1917 const COMP_METHOD *comp, *expansion;
1919 unsigned char *exportedkeymat;
1923 int got_a_chain = 0;
1925 sk=SSL_get_peer_cert_chain(s);
1928 got_a_chain = 1; /* we don't have it for SSL2 (yet) */
1930 BIO_printf(bio,"---\nCertificate chain\n");
1931 for (i=0; i<sk_X509_num(sk); i++)
1933 X509_NAME_oneline(X509_get_subject_name(
1934 sk_X509_value(sk,i)),buf,sizeof buf);
1935 BIO_printf(bio,"%2d s:%s\n",i,buf);
1936 X509_NAME_oneline(X509_get_issuer_name(
1937 sk_X509_value(sk,i)),buf,sizeof buf);
1938 BIO_printf(bio," i:%s\n",buf);
1940 PEM_write_bio_X509(bio,sk_X509_value(sk,i));
1944 BIO_printf(bio,"---\n");
1945 peer=SSL_get_peer_certificate(s);
1948 BIO_printf(bio,"Server certificate\n");
1949 if (!(c_showcerts && got_a_chain)) /* Redundant if we showed the whole chain */
1950 PEM_write_bio_X509(bio,peer);
1951 X509_NAME_oneline(X509_get_subject_name(peer),
1953 BIO_printf(bio,"subject=%s\n",buf);
1954 X509_NAME_oneline(X509_get_issuer_name(peer),
1956 BIO_printf(bio,"issuer=%s\n",buf);
1959 BIO_printf(bio,"no peer certificate available\n");
1961 sk2=SSL_get_client_CA_list(s);
1962 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0))
1964 BIO_printf(bio,"---\nAcceptable client certificate CA names\n");
1965 for (i=0; i<sk_X509_NAME_num(sk2); i++)
1967 xn=sk_X509_NAME_value(sk2,i);
1968 X509_NAME_oneline(xn,buf,sizeof(buf));
1969 BIO_write(bio,buf,strlen(buf));
1970 BIO_write(bio,"\n",1);
1975 BIO_printf(bio,"---\nNo client certificate CA names sent\n");
1977 p=SSL_get_shared_ciphers(s,buf,sizeof buf);
1980 /* This works only for SSL 2. In later protocol
1981 * versions, the client does not know what other
1982 * ciphers (in addition to the one to be used
1983 * in the current connection) the server supports. */
1985 BIO_printf(bio,"---\nCiphers common between both SSL endpoints:\n");
1991 BIO_write(bio,space,15-j%25);
1994 BIO_write(bio,((i%3)?" ":"\n"),1);
2003 BIO_write(bio,"\n",1);
2006 BIO_printf(bio,"---\nSSL handshake has read %ld bytes and written %ld bytes\n",
2007 BIO_number_read(SSL_get_rbio(s)),
2008 BIO_number_written(SSL_get_wbio(s)));
2010 BIO_printf(bio,(SSL_cache_hit(s)?"---\nReused, ":"---\nNew, "));
2011 c=SSL_get_current_cipher(s);
2012 BIO_printf(bio,"%s, Cipher is %s\n",
2013 SSL_CIPHER_get_version(c),
2014 SSL_CIPHER_get_name(c));
2017 pktmp = X509_get_pubkey(peer);
2018 BIO_printf(bio,"Server public key is %d bit\n",
2019 EVP_PKEY_bits(pktmp));
2020 EVP_PKEY_free(pktmp);
2022 BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
2023 SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
2024 #ifndef OPENSSL_NO_COMP
2025 comp=SSL_get_current_compression(s);
2026 expansion=SSL_get_current_expansion(s);
2027 BIO_printf(bio,"Compression: %s\n",
2028 comp ? SSL_COMP_get_name(comp) : "NONE");
2029 BIO_printf(bio,"Expansion: %s\n",
2030 expansion ? SSL_COMP_get_name(expansion) : "NONE");
2035 /* Print out local port of connection: useful for debugging */
2037 struct sockaddr_in ladd;
2038 socklen_t ladd_size = sizeof(ladd);
2039 sock = SSL_get_fd(s);
2040 getsockname(sock, (struct sockaddr *)&ladd, &ladd_size);
2041 BIO_printf(bio_c_out, "LOCAL PORT is %u\n", ntohs(ladd.sin_port));
2045 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2046 if (next_proto.status != -1) {
2047 const unsigned char *proto;
2048 unsigned int proto_len;
2049 SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
2050 BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
2051 BIO_write(bio, proto, proto_len);
2052 BIO_write(bio, "\n", 1);
2057 SRTP_PROTECTION_PROFILE *srtp_profile=SSL_get_selected_srtp_profile(s);
2060 BIO_printf(bio,"SRTP Extension negotiated, profile=%s\n",
2061 srtp_profile->name);
2064 SSL_SESSION_print(bio,SSL_get_session(s));
2065 if (keymatexportlabel != NULL) {
2066 BIO_printf(bio, "Keying material exporter:\n");
2067 BIO_printf(bio, " Label: '%s'\n", keymatexportlabel);
2068 BIO_printf(bio, " Length: %i bytes\n", keymatexportlen);
2069 exportedkeymat = OPENSSL_malloc(keymatexportlen);
2070 if (exportedkeymat != NULL) {
2071 i = SSL_export_keying_material(s, exportedkeymat,
2074 strlen(keymatexportlabel),
2076 if (i != keymatexportlen) {
2078 " Error: return value %i\n", i);
2080 BIO_printf(bio, " Keying material: ");
2081 for (i=0; i<keymatexportlen; i++)
2082 BIO_printf(bio, "%02X",
2084 BIO_printf(bio, "\n");
2086 OPENSSL_free(exportedkeymat);
2089 BIO_printf(bio,"---\n");
2092 /* flush, or debugging output gets mixed with http response */
2093 (void)BIO_flush(bio);
2096 #ifndef OPENSSL_NO_TLSEXT
2098 static int ocsp_resp_cb(SSL *s, void *arg)
2100 const unsigned char *p;
2103 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
2104 BIO_puts(arg, "OCSP response: ");
2107 BIO_puts(arg, "no response sent\n");
2110 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
2113 BIO_puts(arg, "response parse error\n");
2114 BIO_dump_indent(arg, (char *)p, len, 4);
2117 BIO_puts(arg, "\n======================================\n");
2118 OCSP_RESPONSE_print(arg, rsp, 0);
2119 BIO_puts(arg, "======================================\n");
2120 OCSP_RESPONSE_free(rsp);