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;
205 static int c_proof_debug=0;
208 static int c_showcerts=0;
210 static char *keymatexportlabel=NULL;
211 static int keymatexportlen=20;
213 static void sc_usage(void);
214 static void print_stuff(BIO *berr,SSL *con,int full);
215 #ifndef OPENSSL_NO_TLSEXT
216 static int ocsp_resp_cb(SSL *s, void *arg);
217 static int audit_proof_cb(SSL *s, void *arg);
219 static BIO *bio_c_out=NULL;
220 static BIO *bio_c_msg=NULL;
221 static int c_quiet=0;
222 static int c_ign_eof=0;
224 #ifndef OPENSSL_NO_PSK
225 /* Default PSK identity and key */
226 static char *psk_identity="Client_identity";
227 /*char *psk_key=NULL; by default PSK is not used */
229 static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity,
230 unsigned int max_identity_len, unsigned char *psk,
231 unsigned int max_psk_len)
233 unsigned int psk_len = 0;
238 BIO_printf(bio_c_out, "psk_client_cb\n");
241 /* no ServerKeyExchange message*/
243 BIO_printf(bio_c_out,"NULL received PSK identity hint, continuing anyway\n");
246 BIO_printf(bio_c_out, "Received PSK identity hint '%s'\n", hint);
248 /* lookup PSK identity and PSK key based on the given identity hint here */
249 ret = BIO_snprintf(identity, max_identity_len, "%s", psk_identity);
250 if (ret < 0 || (unsigned int)ret > max_identity_len)
253 BIO_printf(bio_c_out, "created identity '%s' len=%d\n", identity, ret);
254 ret=BN_hex2bn(&bn, psk_key);
257 BIO_printf(bio_err,"Could not convert PSK key '%s' to BIGNUM\n", psk_key);
263 if ((unsigned int)BN_num_bytes(bn) > max_psk_len)
265 BIO_printf(bio_err,"psk buffer of callback is too small (%d) for key (%d)\n",
266 max_psk_len, BN_num_bytes(bn));
271 psk_len=BN_bn2bin(bn, psk);
277 BIO_printf(bio_c_out, "created PSK len=%d\n", psk_len);
282 BIO_printf(bio_err, "Error in PSK client callback\n");
287 static void sc_usage(void)
289 BIO_printf(bio_err,"usage: s_client args\n");
290 BIO_printf(bio_err,"\n");
291 BIO_printf(bio_err," -host host - use -connect instead\n");
292 BIO_printf(bio_err," -port port - use -connect instead\n");
293 BIO_printf(bio_err," -connect host:port - who to connect to (default is %s:%s)\n",SSL_HOST_NAME,PORT_STR);
295 BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n");
296 BIO_printf(bio_err," -cert arg - certificate file to use, PEM format assumed\n");
297 BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n");
298 BIO_printf(bio_err," -key arg - Private key file to use, in cert file if\n");
299 BIO_printf(bio_err," not specified but cert file is.\n");
300 BIO_printf(bio_err," -keyform arg - key format (PEM or DER) PEM default\n");
301 BIO_printf(bio_err," -pass arg - private key file pass phrase source\n");
302 BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n");
303 BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n");
304 BIO_printf(bio_err," -reconnect - Drop and re-make the connection with the same Session-ID\n");
305 BIO_printf(bio_err," -pause - sleep(1) after each read(2) and write(2) system call\n");
306 BIO_printf(bio_err," -showcerts - show all certificates in the chain\n");
307 BIO_printf(bio_err," -debug - extra output\n");
309 BIO_printf(bio_err," -wdebug - WATT-32 tcp debugging\n");
311 BIO_printf(bio_err," -msg - Show protocol messages\n");
312 BIO_printf(bio_err," -nbio_test - more ssl protocol testing\n");
313 BIO_printf(bio_err," -state - print the 'ssl' states\n");
315 BIO_printf(bio_err," -nbio - Run with non-blocking IO\n");
317 BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n");
318 BIO_printf(bio_err," -quiet - no s_client output\n");
319 BIO_printf(bio_err," -ign_eof - ignore input eof (default when -quiet)\n");
320 BIO_printf(bio_err," -no_ign_eof - don't ignore input eof\n");
321 #ifndef OPENSSL_NO_PSK
322 BIO_printf(bio_err," -psk_identity arg - PSK identity\n");
323 BIO_printf(bio_err," -psk arg - PSK in hex (without 0x)\n");
324 # ifndef OPENSSL_NO_JPAKE
325 BIO_printf(bio_err," -jpake arg - JPAKE secret to use\n");
328 #ifndef OPENSSL_NO_SRP
329 BIO_printf(bio_err," -srpuser user - SRP authentification for 'user'\n");
330 BIO_printf(bio_err," -srppass arg - password for 'user'\n");
331 BIO_printf(bio_err," -srp_lateuser - SRP username into second ClientHello message\n");
332 BIO_printf(bio_err," -srp_moregroups - Tolerate other than the known g N values.\n");
333 BIO_printf(bio_err," -srp_strength int - minimal mength in bits for N (default %d).\n",SRP_MINIMAL_N);
335 BIO_printf(bio_err," -ssl2 - just use SSLv2\n");
336 BIO_printf(bio_err," -ssl3 - just use SSLv3\n");
337 BIO_printf(bio_err," -tls1_2 - just use TLSv1.2\n");
338 BIO_printf(bio_err," -tls1_1 - just use TLSv1.1\n");
339 BIO_printf(bio_err," -tls1 - just use TLSv1\n");
340 BIO_printf(bio_err," -dtls1 - just use DTLSv1\n");
341 BIO_printf(bio_err," -mtu - set the link layer MTU\n");
342 BIO_printf(bio_err," -no_tls1_2/-no_tls1_1/-no_tls1/-no_ssl3/-no_ssl2 - turn off that protocol\n");
343 BIO_printf(bio_err," -bugs - Switch on all SSL implementation bug workarounds\n");
344 BIO_printf(bio_err," -serverpref - Use server's cipher preferences (only SSLv2)\n");
345 BIO_printf(bio_err," -cipher - preferred cipher to use, use the 'openssl ciphers'\n");
346 BIO_printf(bio_err," command to see what is available\n");
347 BIO_printf(bio_err," -starttls prot - use the STARTTLS command before starting TLS\n");
348 BIO_printf(bio_err," for those protocols that support it, where\n");
349 BIO_printf(bio_err," 'prot' defines which one to assume. Currently,\n");
350 BIO_printf(bio_err," only \"smtp\", \"pop3\", \"imap\", \"ftp\" and \"xmpp\"\n");
351 BIO_printf(bio_err," are supported.\n");
352 #ifndef OPENSSL_NO_ENGINE
353 BIO_printf(bio_err," -engine id - Initialise and use the specified engine\n");
355 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
356 BIO_printf(bio_err," -sess_out arg - file to write SSL session to\n");
357 BIO_printf(bio_err," -sess_in arg - file to read SSL session from\n");
358 #ifndef OPENSSL_NO_TLSEXT
359 BIO_printf(bio_err," -servername host - Set TLS extension servername in ClientHello\n");
360 BIO_printf(bio_err," -tlsextdebug - hex dump of all TLS extensions received\n");
361 BIO_printf(bio_err," -status - request certificate status from server\n");
362 BIO_printf(bio_err," -no_ticket - disable use of RFC4507bis session tickets\n");
363 BIO_printf(bio_err," -proof_debug - request an audit proof and print its hex dump\n");
364 # ifndef OPENSSL_NO_NEXTPROTONEG
365 BIO_printf(bio_err," -nextprotoneg arg - enable NPN extension, considering named protocols supported (comma-separated list)\n");
368 BIO_printf(bio_err," -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n");
369 BIO_printf(bio_err," -use_srtp profiles - Offer SRTP key management with a colon-separated profile list\n");
370 BIO_printf(bio_err," -keymatexport label - Export keying material using label\n");
371 BIO_printf(bio_err," -keymatexportlen len - Export len bytes of keying material (default 20)\n");
374 #ifndef OPENSSL_NO_TLSEXT
376 /* This is a context that we pass to callbacks */
377 typedef struct tlsextctx_st {
383 static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg)
385 tlsextctx * p = (tlsextctx *) arg;
386 const char * hn= SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
387 if (SSL_get_servername_type(s) != -1)
388 p->ack = !SSL_session_reused(s) && hn != NULL;
390 BIO_printf(bio_err,"Can't use SSL_get_servername\n");
392 return SSL_TLSEXT_ERR_OK;
395 #ifndef OPENSSL_NO_SRP
397 /* This is a context that we pass to all callbacks */
398 typedef struct srp_arg_st
402 int msg; /* copy from c_msg */
403 int debug; /* copy from c_debug */
404 int amp; /* allow more groups */
405 int strength /* minimal size for N */ ;
408 #define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
410 static int srp_Verify_N_and_g(const BIGNUM *N, const BIGNUM *g)
412 BN_CTX *bn_ctx = BN_CTX_new();
413 BIGNUM *p = BN_new();
414 BIGNUM *r = BN_new();
416 g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) &&
417 BN_is_prime_ex(N, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
418 p != NULL && BN_rshift1(p, N) &&
421 BN_is_prime_ex(p, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
424 /* verify g^((N-1)/2) == -1 (mod N) */
425 BN_mod_exp(r, g, p, N, bn_ctx) &&
438 /* This callback is used here for two purposes:
440 - making some primality tests for unknown groups
441 The callback is only called for a non default group.
443 An application does not need the call back at all if
444 only the stanard groups are used. In real life situations,
445 client and server already share well known groups,
446 thus there is no need to verify them.
447 Furthermore, in case that a server actually proposes a group that
448 is not one of those defined in RFC 5054, it is more appropriate
449 to add the group to a static list and then compare since
450 primality tests are rather cpu consuming.
453 static int MS_CALLBACK ssl_srp_verify_param_cb(SSL *s, void *arg)
455 SRP_ARG *srp_arg = (SRP_ARG *)arg;
456 BIGNUM *N = NULL, *g = NULL;
457 if (!(N = SSL_get_srp_N(s)) || !(g = SSL_get_srp_g(s)))
459 if (srp_arg->debug || srp_arg->msg || srp_arg->amp == 1)
461 BIO_printf(bio_err, "SRP parameters:\n");
462 BIO_printf(bio_err,"\tN="); BN_print(bio_err,N);
463 BIO_printf(bio_err,"\n\tg="); BN_print(bio_err,g);
464 BIO_printf(bio_err,"\n");
467 if (SRP_check_known_gN_param(g,N))
470 if (srp_arg->amp == 1)
473 BIO_printf(bio_err, "SRP param N and g are not known params, going to check deeper.\n");
475 /* The srp_moregroups is a real debugging feature.
476 Implementors should rather add the value to the known ones.
477 The minimal size has already been tested.
479 if (BN_num_bits(g) <= BN_BITS && srp_Verify_N_and_g(N,g))
482 BIO_printf(bio_err, "SRP param N and g rejected.\n");
486 #define PWD_STRLEN 1024
488 static char * MS_CALLBACK ssl_give_srp_client_pwd_cb(SSL *s, void *arg)
490 SRP_ARG *srp_arg = (SRP_ARG *)arg;
491 char *pass = (char *)OPENSSL_malloc(PWD_STRLEN+1);
495 cb_tmp.password = (char *)srp_arg->srppassin;
496 cb_tmp.prompt_info = "SRP user";
497 if ((l = password_callback(pass, PWD_STRLEN, 0, &cb_tmp))<0)
499 BIO_printf (bio_err, "Can't read Password\n");
509 char *srtp_profiles = NULL;
511 # ifndef OPENSSL_NO_NEXTPROTONEG
512 /* This the context that we pass to next_proto_cb */
513 typedef struct tlsextnextprotoctx_st {
517 } tlsextnextprotoctx;
519 static tlsextnextprotoctx next_proto;
521 static int next_proto_cb(SSL *s, unsigned char **out, unsigned char *outlen, const unsigned char *in, unsigned int inlen, void *arg)
523 tlsextnextprotoctx *ctx = arg;
527 /* We can assume that |in| is syntactically valid. */
529 BIO_printf(bio_c_out, "Protocols advertised by server: ");
530 for (i = 0; i < inlen; )
533 BIO_write(bio_c_out, ", ", 2);
534 BIO_write(bio_c_out, &in[i + 1], in[i]);
537 BIO_write(bio_c_out, "\n", 1);
540 ctx->status = SSL_select_next_proto(out, outlen, in, inlen, ctx->data, ctx->len);
541 return SSL_TLSEXT_ERR_OK;
543 # endif /* ndef OPENSSL_NO_NEXTPROTONEG */
556 int MAIN(int, char **);
558 int MAIN(int argc, char **argv)
560 unsigned int off=0, clr=0;
561 unsigned int cert_flags=0;
563 #ifndef OPENSSL_NO_KRB5
566 int s,k,width,state=0;
567 char *cbuf=NULL,*sbuf=NULL,*mbuf=NULL;
568 int cbuf_len,cbuf_off;
569 int sbuf_len,sbuf_off;
570 fd_set readfds,writefds;
573 char *host=SSL_HOST_NAME;
574 char *cert_file=NULL,*key_file=NULL;
575 int cert_format = FORMAT_PEM, key_format = FORMAT_PEM;
576 char *passarg = NULL, *pass = NULL;
578 EVP_PKEY *key = NULL;
579 char *CApath=NULL,*CAfile=NULL,*cipher=NULL;
580 int reconnect=0,badop=0,verify=SSL_VERIFY_NONE,bugs=0;
582 int write_tty,read_tty,write_ssl,read_ssl,tty_on,ssl_pending;
584 int ret=1,in_init=1,i,nbio_test=0;
585 int starttls_proto = PROTO_OFF;
587 X509_VERIFY_PARAM *vpm = NULL;
589 const SSL_METHOD *meth=NULL;
590 int socket_type=SOCK_STREAM;
594 struct timeval timeout, *timeoutp;
595 #ifndef OPENSSL_NO_ENGINE
596 char *engine_id=NULL;
597 char *ssl_client_engine_id=NULL;
598 ENGINE *ssl_client_engine=NULL;
601 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
603 #if defined(OPENSSL_SYS_BEOS_R5)
607 #ifndef OPENSSL_NO_TLSEXT
608 char *servername = NULL;
611 char *client_sigalgs=NULL;
612 tlsextctx tlsextcbp =
614 # ifndef OPENSSL_NO_NEXTPROTONEG
615 const char *next_proto_neg_in = NULL;
618 char *sess_in = NULL;
619 char *sess_out = NULL;
620 struct sockaddr peer;
621 int peerlen = sizeof(peer);
622 int enable_timeouts = 0 ;
624 #ifndef OPENSSL_NO_JPAKE
625 char *jpake_secret = NULL;
627 #ifndef OPENSSL_NO_SRP
628 char * srppass = NULL;
629 int srp_lateuser = 0;
630 SRP_ARG srp_arg = {NULL,NULL,0,0,0,1024};
632 SSL_EXCERT *exc = NULL;
634 meth=SSLv23_client_method();
645 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
647 if (!load_config(bio_err, NULL))
650 if ( ((cbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
651 ((sbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
652 ((mbuf=OPENSSL_malloc(BUFSIZZ)) == NULL))
654 BIO_printf(bio_err,"out of memory\n");
659 verify_error=X509_V_OK;
668 if (strcmp(*argv,"-host") == 0)
670 if (--argc < 1) goto bad;
673 else if (strcmp(*argv,"-port") == 0)
675 if (--argc < 1) goto bad;
676 port=atoi(*(++argv));
677 if (port == 0) goto bad;
679 else if (strcmp(*argv,"-connect") == 0)
681 if (--argc < 1) goto bad;
682 if (!extract_host_port(*(++argv),&host,NULL,&port))
685 else if (strcmp(*argv,"-verify") == 0)
687 verify=SSL_VERIFY_PEER;
688 if (--argc < 1) goto bad;
689 verify_depth=atoi(*(++argv));
690 BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
692 else if (strcmp(*argv,"-cert") == 0)
694 if (--argc < 1) goto bad;
695 cert_file= *(++argv);
697 else if (strcmp(*argv,"-sess_out") == 0)
699 if (--argc < 1) goto bad;
700 sess_out = *(++argv);
702 else if (strcmp(*argv,"-sess_in") == 0)
704 if (--argc < 1) goto bad;
707 else if (strcmp(*argv,"-certform") == 0)
709 if (--argc < 1) goto bad;
710 cert_format = str2fmt(*(++argv));
712 else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm))
718 else if (strcmp(*argv,"-verify_return_error") == 0)
719 verify_return_error = 1;
720 else if (args_excert(&argv, &argc, &badarg, bio_err, &exc))
726 else if (strcmp(*argv,"-prexit") == 0)
728 else if (strcmp(*argv,"-crlf") == 0)
730 else if (strcmp(*argv,"-quiet") == 0)
735 else if (strcmp(*argv,"-ign_eof") == 0)
737 else if (strcmp(*argv,"-no_ign_eof") == 0)
739 else if (strcmp(*argv,"-pause") == 0)
741 else if (strcmp(*argv,"-debug") == 0)
743 #ifndef OPENSSL_NO_TLSEXT
744 else if (strcmp(*argv,"-tlsextdebug") == 0)
746 else if (strcmp(*argv,"-status") == 0)
748 else if (strcmp(*argv,"-proof_debug") == 0)
752 else if (strcmp(*argv,"-wdebug") == 0)
755 else if (strcmp(*argv,"-msg") == 0)
757 else if (strcmp(*argv,"-msgfile") == 0)
759 if (--argc < 1) goto bad;
760 bio_c_msg = BIO_new_file(*(++argv), "w");
762 #ifndef OPENSSL_NO_SSL_TRACE
763 else if (strcmp(*argv,"-trace") == 0)
766 else if (strcmp(*argv,"-showcerts") == 0)
768 else if (strcmp(*argv,"-nbio_test") == 0)
770 else if (strcmp(*argv,"-state") == 0)
772 #ifndef OPENSSL_NO_PSK
773 else if (strcmp(*argv,"-psk_identity") == 0)
775 if (--argc < 1) goto bad;
776 psk_identity=*(++argv);
778 else if (strcmp(*argv,"-psk") == 0)
782 if (--argc < 1) goto bad;
784 for (j = 0; j < strlen(psk_key); j++)
786 if (isxdigit((unsigned char)psk_key[j]))
788 BIO_printf(bio_err,"Not a hex number '%s'\n",*argv);
793 #ifndef OPENSSL_NO_SRP
794 else if (strcmp(*argv,"-srpuser") == 0)
796 if (--argc < 1) goto bad;
797 srp_arg.srplogin= *(++argv);
798 meth=TLSv1_client_method();
800 else if (strcmp(*argv,"-srppass") == 0)
802 if (--argc < 1) goto bad;
804 meth=TLSv1_client_method();
806 else if (strcmp(*argv,"-srp_strength") == 0)
808 if (--argc < 1) goto bad;
809 srp_arg.strength=atoi(*(++argv));
810 BIO_printf(bio_err,"SRP minimal length for N is %d\n",srp_arg.strength);
811 meth=TLSv1_client_method();
813 else if (strcmp(*argv,"-srp_lateuser") == 0)
816 meth=TLSv1_client_method();
818 else if (strcmp(*argv,"-srp_moregroups") == 0)
821 meth=TLSv1_client_method();
824 #ifndef OPENSSL_NO_SSL2
825 else if (strcmp(*argv,"-ssl2") == 0)
826 meth=SSLv2_client_method();
828 #ifndef OPENSSL_NO_SSL3
829 else if (strcmp(*argv,"-ssl3") == 0)
830 meth=SSLv3_client_method();
832 #ifndef OPENSSL_NO_TLS1
833 else if (strcmp(*argv,"-tls1_2") == 0)
834 meth=TLSv1_2_client_method();
835 else if (strcmp(*argv,"-tls1_1") == 0)
836 meth=TLSv1_1_client_method();
837 else if (strcmp(*argv,"-tls1") == 0)
838 meth=TLSv1_client_method();
840 #ifndef OPENSSL_NO_DTLS1
841 else if (strcmp(*argv,"-dtls1") == 0)
843 meth=DTLSv1_client_method();
844 socket_type=SOCK_DGRAM;
846 else if (strcmp(*argv,"-timeout") == 0)
848 else if (strcmp(*argv,"-mtu") == 0)
850 if (--argc < 1) goto bad;
851 socket_mtu = atol(*(++argv));
854 else if (strcmp(*argv,"-bugs") == 0)
856 else if (strcmp(*argv,"-keyform") == 0)
858 if (--argc < 1) goto bad;
859 key_format = str2fmt(*(++argv));
861 else if (strcmp(*argv,"-pass") == 0)
863 if (--argc < 1) goto bad;
866 else if (strcmp(*argv,"-key") == 0)
868 if (--argc < 1) goto bad;
871 else if (strcmp(*argv,"-reconnect") == 0)
875 else if (strcmp(*argv,"-CApath") == 0)
877 if (--argc < 1) goto bad;
880 else if (strcmp(*argv,"-CAfile") == 0)
882 if (--argc < 1) goto bad;
885 else if (strcmp(*argv,"-no_tls1_2") == 0)
886 off|=SSL_OP_NO_TLSv1_2;
887 else if (strcmp(*argv,"-no_tls1_1") == 0)
888 off|=SSL_OP_NO_TLSv1_1;
889 else if (strcmp(*argv,"-no_tls1") == 0)
890 off|=SSL_OP_NO_TLSv1;
891 else if (strcmp(*argv,"-no_ssl3") == 0)
892 off|=SSL_OP_NO_SSLv3;
893 else if (strcmp(*argv,"-no_ssl2") == 0)
894 off|=SSL_OP_NO_SSLv2;
895 else if (strcmp(*argv,"-no_comp") == 0)
896 { off|=SSL_OP_NO_COMPRESSION; }
897 #ifndef OPENSSL_NO_TLSEXT
898 else if (strcmp(*argv,"-no_ticket") == 0)
899 { off|=SSL_OP_NO_TICKET; }
900 # ifndef OPENSSL_NO_NEXTPROTONEG
901 else if (strcmp(*argv,"-nextprotoneg") == 0)
903 if (--argc < 1) goto bad;
904 next_proto_neg_in = *(++argv);
908 else if (strcmp(*argv,"-serverpref") == 0)
909 off|=SSL_OP_CIPHER_SERVER_PREFERENCE;
910 else if (strcmp(*argv,"-legacy_renegotiation") == 0)
911 off|=SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION;
912 else if (strcmp(*argv,"-legacy_server_connect") == 0)
913 { off|=SSL_OP_LEGACY_SERVER_CONNECT; }
914 else if (strcmp(*argv,"-no_legacy_server_connect") == 0)
915 { clr|=SSL_OP_LEGACY_SERVER_CONNECT; }
916 else if (strcmp(*argv,"-cipher") == 0)
918 if (--argc < 1) goto bad;
922 else if (strcmp(*argv,"-nbio") == 0)
925 else if (strcmp(*argv,"-starttls") == 0)
927 if (--argc < 1) goto bad;
929 if (strcmp(*argv,"smtp") == 0)
930 starttls_proto = PROTO_SMTP;
931 else if (strcmp(*argv,"pop3") == 0)
932 starttls_proto = PROTO_POP3;
933 else if (strcmp(*argv,"imap") == 0)
934 starttls_proto = PROTO_IMAP;
935 else if (strcmp(*argv,"ftp") == 0)
936 starttls_proto = PROTO_FTP;
937 else if (strcmp(*argv, "xmpp") == 0)
938 starttls_proto = PROTO_XMPP;
942 #ifndef OPENSSL_NO_ENGINE
943 else if (strcmp(*argv,"-engine") == 0)
945 if (--argc < 1) goto bad;
946 engine_id = *(++argv);
948 else if (strcmp(*argv,"-ssl_client_engine") == 0)
950 if (--argc < 1) goto bad;
951 ssl_client_engine_id = *(++argv);
954 else if (strcmp(*argv,"-rand") == 0)
956 if (--argc < 1) goto bad;
959 #ifndef OPENSSL_NO_TLSEXT
960 else if (strcmp(*argv,"-servername") == 0)
962 if (--argc < 1) goto bad;
963 servername= *(++argv);
964 /* meth=TLSv1_client_method(); */
966 else if (strcmp(*argv,"-curves") == 0)
968 if (--argc < 1) goto bad;
971 else if (strcmp(*argv,"-sigalgs") == 0)
973 if (--argc < 1) goto bad;
976 else if (strcmp(*argv,"-client_sigalgs") == 0)
978 if (--argc < 1) goto bad;
979 client_sigalgs= *(++argv);
982 #ifndef OPENSSL_NO_JPAKE
983 else if (strcmp(*argv,"-jpake") == 0)
985 if (--argc < 1) goto bad;
986 jpake_secret = *++argv;
989 else if (strcmp(*argv,"-use_srtp") == 0)
991 if (--argc < 1) goto bad;
992 srtp_profiles = *(++argv);
994 else if (strcmp(*argv,"-keymatexport") == 0)
996 if (--argc < 1) goto bad;
997 keymatexportlabel= *(++argv);
999 else if (strcmp(*argv,"-keymatexportlen") == 0)
1001 if (--argc < 1) goto bad;
1002 keymatexportlen=atoi(*(++argv));
1003 if (keymatexportlen == 0) goto bad;
1005 else if (strcmp(*argv, "-cert_strict") == 0)
1006 cert_flags |= SSL_CERT_FLAG_TLS_STRICT;
1009 BIO_printf(bio_err,"unknown option %s\n",*argv);
1023 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1029 "Can't use JPAKE and PSK together\n");
1032 psk_identity = "JPAKE";
1037 BIO_printf(bio_err, "JPAKE sets cipher to PSK\n");
1043 OpenSSL_add_ssl_algorithms();
1044 SSL_load_error_strings();
1046 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1047 next_proto.status = -1;
1048 if (next_proto_neg_in)
1050 next_proto.data = next_protos_parse(&next_proto.len, next_proto_neg_in);
1051 if (next_proto.data == NULL)
1053 BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n");
1058 next_proto.data = NULL;
1061 #ifndef OPENSSL_NO_ENGINE
1062 e = setup_engine(bio_err, engine_id, 1);
1063 if (ssl_client_engine_id)
1065 ssl_client_engine = ENGINE_by_id(ssl_client_engine_id);
1066 if (!ssl_client_engine)
1069 "Error getting client auth engine\n");
1075 if (!app_passwd(bio_err, passarg, NULL, &pass, NULL))
1077 BIO_printf(bio_err, "Error getting password\n");
1081 if (key_file == NULL)
1082 key_file = cert_file;
1089 key = load_key(bio_err, key_file, key_format, 0, pass, e,
1090 "client certificate private key file");
1093 ERR_print_errors(bio_err);
1102 cert = load_cert(bio_err,cert_file,cert_format,
1103 NULL, e, "client certificate file");
1107 ERR_print_errors(bio_err);
1112 if (!load_excert(&exc, bio_err))
1115 if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
1118 BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
1121 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
1122 app_RAND_load_files(inrand));
1124 if (bio_c_out == NULL)
1126 if (c_quiet && !c_debug && !c_msg)
1128 bio_c_out=BIO_new(BIO_s_null());
1132 if (bio_c_out == NULL)
1133 bio_c_out=BIO_new_fp(stdout,BIO_NOCLOSE);
1137 #ifndef OPENSSL_NO_SRP
1138 if(!app_passwd(bio_err, srppass, NULL, &srp_arg.srppassin, NULL))
1140 BIO_printf(bio_err, "Error getting password\n");
1145 ctx=SSL_CTX_new(meth);
1148 ERR_print_errors(bio_err);
1153 SSL_CTX_set1_param(ctx, vpm);
1155 #ifndef OPENSSL_NO_ENGINE
1156 if (ssl_client_engine)
1158 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine))
1160 BIO_puts(bio_err, "Error setting client auth engine\n");
1161 ERR_print_errors(bio_err);
1162 ENGINE_free(ssl_client_engine);
1165 ENGINE_free(ssl_client_engine);
1169 #ifndef OPENSSL_NO_PSK
1170 #ifdef OPENSSL_NO_JPAKE
1171 if (psk_key != NULL)
1173 if (psk_key != NULL || jpake_secret)
1177 BIO_printf(bio_c_out, "PSK key given or JPAKE in use, setting client callback\n");
1178 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
1180 if (srtp_profiles != NULL)
1181 SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles);
1184 SSL_CTX_set_options(ctx,SSL_OP_ALL|off);
1186 SSL_CTX_set_options(ctx,off);
1189 SSL_CTX_clear_options(ctx, clr);
1190 if (cert_flags) SSL_CTX_set_cert_flags(ctx, cert_flags);
1191 if (exc) ssl_ctx_set_excert(ctx, exc);
1192 /* DTLS: partial reads end up discarding unread UDP bytes :-(
1193 * Setting read ahead solves this problem.
1195 if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
1197 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1198 if (next_proto.data)
1199 SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
1202 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
1204 if(!SSL_CTX_set_cipher_list(ctx,cipher)) {
1205 BIO_printf(bio_err,"error setting cipher list\n");
1206 ERR_print_errors(bio_err);
1211 SSL_CTX_set_cipher_list(ctx,getenv("SSL_CIPHER"));
1214 SSL_CTX_set_verify(ctx,verify,verify_callback);
1215 if (!set_cert_key_stuff(ctx,cert,key, NULL))
1218 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
1219 (!SSL_CTX_set_default_verify_paths(ctx)))
1221 /* BIO_printf(bio_err,"error setting default verify locations\n"); */
1222 ERR_print_errors(bio_err);
1226 #ifndef OPENSSL_NO_TLSEXT
1228 if(!SSL_CTX_set1_curves_list(ctx,curves)) {
1229 BIO_printf(bio_err,"error setting curve list\n");
1230 ERR_print_errors(bio_err);
1233 if (sigalgs != NULL)
1234 if(!SSL_CTX_set1_sigalgs_list(ctx,sigalgs)) {
1235 BIO_printf(bio_err,"error setting signature algorithms list\n");
1236 ERR_print_errors(bio_err);
1239 if (client_sigalgs != NULL)
1240 if(!SSL_CTX_set1_client_sigalgs_list(ctx,client_sigalgs)) {
1241 BIO_printf(bio_err,"error setting client signature algorithms list\n");
1242 ERR_print_errors(bio_err);
1245 if (servername != NULL)
1247 tlsextcbp.biodebug = bio_err;
1248 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1249 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1251 #ifndef OPENSSL_NO_SRP
1252 if (srp_arg.srplogin)
1254 if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin))
1256 BIO_printf(bio_err,"Unable to set SRP username\n");
1259 srp_arg.msg = c_msg;
1260 srp_arg.debug = c_debug ;
1261 SSL_CTX_set_srp_cb_arg(ctx,&srp_arg);
1262 SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
1263 SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
1264 if (c_msg || c_debug || srp_arg.amp == 0)
1265 SSL_CTX_set_srp_verify_param_callback(ctx, ssl_srp_verify_param_cb);
1270 SSL_CTX_set_tlsext_authz_server_audit_proof_cb(ctx,
1278 BIO *stmp = BIO_new_file(sess_in, "r");
1281 BIO_printf(bio_err, "Can't open session file %s\n",
1283 ERR_print_errors(bio_err);
1286 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1290 BIO_printf(bio_err, "Can't open session file %s\n",
1292 ERR_print_errors(bio_err);
1295 SSL_set_session(con, sess);
1296 SSL_SESSION_free(sess);
1298 #ifndef OPENSSL_NO_TLSEXT
1299 if (servername != NULL)
1301 if (!SSL_set_tlsext_host_name(con,servername))
1303 BIO_printf(bio_err,"Unable to set TLS servername extension.\n");
1304 ERR_print_errors(bio_err);
1309 #ifndef OPENSSL_NO_KRB5
1310 if (con && (kctx = kssl_ctx_new()) != NULL)
1312 SSL_set0_kssl_ctx(con, kctx);
1313 kssl_ctx_setstring(kctx, KSSL_SERVER, host);
1315 #endif /* OPENSSL_NO_KRB5 */
1316 /* SSL_set_cipher_list(con,"RC4-MD5"); */
1318 #ifdef TLSEXT_TYPE_opaque_prf_input
1319 SSL_set_tlsext_opaque_prf_input(con, "Test client", 11);
1325 if (init_client(&s,host,port,socket_type) == 0)
1327 BIO_printf(bio_err,"connect:errno=%d\n",get_last_socket_error());
1331 BIO_printf(bio_c_out,"CONNECTED(%08X)\n",s);
1337 BIO_printf(bio_c_out,"turning on non blocking io\n");
1338 if (BIO_socket_ioctl(s,FIONBIO,&l) < 0)
1340 ERR_print_errors(bio_err);
1345 if (c_Pause & 0x01) SSL_set_debug(con, 1);
1347 if ( SSL_version(con) == DTLS1_VERSION)
1350 sbio=BIO_new_dgram(s,BIO_NOCLOSE);
1351 if (getsockname(s, &peer, (void *)&peerlen) < 0)
1353 BIO_printf(bio_err, "getsockname:errno=%d\n",
1354 get_last_socket_error());
1359 (void)BIO_ctrl_set_connected(sbio, 1, &peer);
1361 if (enable_timeouts)
1364 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1365 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1368 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1369 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1372 if (socket_mtu > 28)
1374 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1375 SSL_set_mtu(con, socket_mtu - 28);
1378 /* want to do MTU discovery */
1379 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1382 sbio=BIO_new_socket(s,BIO_NOCLOSE);
1388 test=BIO_new(BIO_f_nbio_test());
1389 sbio=BIO_push(test,sbio);
1394 SSL_set_debug(con, 1);
1395 BIO_set_callback(sbio,bio_dump_callback);
1396 BIO_set_callback_arg(sbio,(char *)bio_c_out);
1400 #ifndef OPENSSL_NO_SSL_TRACE
1402 SSL_set_msg_callback(con, SSL_trace);
1405 SSL_set_msg_callback(con, msg_cb);
1406 SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out);
1408 #ifndef OPENSSL_NO_TLSEXT
1411 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1412 SSL_set_tlsext_debug_arg(con, bio_c_out);
1416 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1417 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
1418 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
1421 STACK_OF(OCSP_RESPID) *ids = sk_OCSP_RESPID_new_null();
1422 OCSP_RESPID *id = OCSP_RESPID_new();
1423 id->value.byKey = ASN1_OCTET_STRING_new();
1424 id->type = V_OCSP_RESPID_KEY;
1425 ASN1_STRING_set(id->value.byKey, "Hello World", -1);
1426 sk_OCSP_RESPID_push(ids, id);
1427 SSL_set_tlsext_status_ids(con, ids);
1432 #ifndef OPENSSL_NO_JPAKE
1434 jpake_client_auth(bio_c_out, sbio, jpake_secret);
1437 SSL_set_bio(con,sbio,sbio);
1438 SSL_set_connect_state(con);
1440 /* ok, lets connect */
1441 width=SSL_get_fd(con)+1;
1454 /* This is an ugly hack that does a lot of assumptions */
1455 /* We do have to handle multi-line responses which may come
1456 in a single packet or not. We therefore have to use
1457 BIO_gets() which does need a buffering BIO. So during
1458 the initial chitchat we do push a buffering BIO into the
1459 chain that is removed again later on to not disturb the
1460 rest of the s_client operation. */
1461 if (starttls_proto == PROTO_SMTP)
1464 BIO *fbio = BIO_new(BIO_f_buffer());
1465 BIO_push(fbio, sbio);
1466 /* wait for multi-line response to end from SMTP */
1469 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1471 while (mbuf_len>3 && mbuf[3]=='-');
1472 /* STARTTLS command requires EHLO... */
1473 BIO_printf(fbio,"EHLO openssl.client.net\r\n");
1474 (void)BIO_flush(fbio);
1475 /* wait for multi-line response to end EHLO SMTP response */
1478 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1479 if (strstr(mbuf,"STARTTLS"))
1482 while (mbuf_len>3 && mbuf[3]=='-');
1483 (void)BIO_flush(fbio);
1488 "didn't found starttls in server response,"
1489 " try anyway...\n");
1490 BIO_printf(sbio,"STARTTLS\r\n");
1491 BIO_read(sbio,sbuf,BUFSIZZ);
1493 else if (starttls_proto == PROTO_POP3)
1495 BIO_read(sbio,mbuf,BUFSIZZ);
1496 BIO_printf(sbio,"STLS\r\n");
1497 BIO_read(sbio,sbuf,BUFSIZZ);
1499 else if (starttls_proto == PROTO_IMAP)
1502 BIO *fbio = BIO_new(BIO_f_buffer());
1503 BIO_push(fbio, sbio);
1504 BIO_gets(fbio,mbuf,BUFSIZZ);
1505 /* STARTTLS command requires CAPABILITY... */
1506 BIO_printf(fbio,". CAPABILITY\r\n");
1507 (void)BIO_flush(fbio);
1508 /* wait for multi-line CAPABILITY response */
1511 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1512 if (strstr(mbuf,"STARTTLS"))
1515 while (mbuf_len>3 && mbuf[0]!='.');
1516 (void)BIO_flush(fbio);
1521 "didn't found STARTTLS in server response,"
1522 " try anyway...\n");
1523 BIO_printf(sbio,". STARTTLS\r\n");
1524 BIO_read(sbio,sbuf,BUFSIZZ);
1526 else if (starttls_proto == PROTO_FTP)
1528 BIO *fbio = BIO_new(BIO_f_buffer());
1529 BIO_push(fbio, sbio);
1530 /* wait for multi-line response to end from FTP */
1533 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1535 while (mbuf_len>3 && mbuf[3]=='-');
1536 (void)BIO_flush(fbio);
1539 BIO_printf(sbio,"AUTH TLS\r\n");
1540 BIO_read(sbio,sbuf,BUFSIZZ);
1542 if (starttls_proto == PROTO_XMPP)
1545 BIO_printf(sbio,"<stream:stream "
1546 "xmlns:stream='http://etherx.jabber.org/streams' "
1547 "xmlns='jabber:client' to='%s' version='1.0'>", host);
1548 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1550 while (!strstr(mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'"))
1552 if (strstr(mbuf, "/stream:features>"))
1554 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1557 BIO_printf(sbio, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1558 seen = BIO_read(sbio,sbuf,BUFSIZZ);
1560 if (!strstr(sbuf, "<proceed"))
1570 if ((SSL_version(con) == DTLS1_VERSION) &&
1571 DTLSv1_get_timeout(con, &timeout))
1572 timeoutp = &timeout;
1576 if (SSL_in_init(con) && !SSL_total_renegotiations(con))
1587 #if 0 /* This test doesn't really work as intended (needs to be fixed) */
1588 #ifndef OPENSSL_NO_TLSEXT
1589 if (servername != NULL && !SSL_session_reused(con))
1591 BIO_printf(bio_c_out,"Server did %sacknowledge servername extension.\n",tlsextcbp.ack?"":"not ");
1597 BIO *stmp = BIO_new_file(sess_out, "w");
1600 PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
1604 BIO_printf(bio_err, "Error writing session file %s\n", sess_out);
1606 print_stuff(bio_c_out,con,full_log);
1607 if (full_log > 0) full_log--;
1611 BIO_printf(bio_err,"%s",mbuf);
1612 /* We don't need to know any more */
1613 starttls_proto = PROTO_OFF;
1619 BIO_printf(bio_c_out,"drop connection and then reconnect\n");
1621 SSL_set_connect_state(con);
1622 SHUTDOWN(SSL_get_fd(con));
1628 ssl_pending = read_ssl && SSL_pending(con);
1632 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined (OPENSSL_SYS_BEOS_R5)
1635 if (read_tty) openssl_fdset(fileno(stdin),&readfds);
1636 if (write_tty) openssl_fdset(fileno(stdout),&writefds);
1639 openssl_fdset(SSL_get_fd(con),&readfds);
1641 openssl_fdset(SSL_get_fd(con),&writefds);
1643 if(!tty_on || !write_tty) {
1645 openssl_fdset(SSL_get_fd(con),&readfds);
1647 openssl_fdset(SSL_get_fd(con),&writefds);
1650 /* printf("mode tty(%d %d%d) ssl(%d%d)\n",
1651 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
1653 /* Note: under VMS with SOCKETSHR the second parameter
1654 * is currently of type (int *) whereas under other
1655 * systems it is (void *) if you don't have a cast it
1656 * will choke the compiler: if you do have a cast then
1657 * you can either go for (int *) or (void *).
1659 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1660 /* Under Windows/DOS we make the assumption that we can
1661 * always write to the tty: therefore if we need to
1662 * write to the tty we just fall through. Otherwise
1663 * we timeout the select every second and see if there
1664 * are any keypresses. Note: this is a hack, in a proper
1665 * Windows application we wouldn't do this.
1672 i=select(width,(void *)&readfds,(void *)&writefds,
1674 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1675 if(!i && (!_kbhit() || !read_tty) ) continue;
1677 if(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue;
1679 } else i=select(width,(void *)&readfds,(void *)&writefds,
1682 #elif defined(OPENSSL_SYS_NETWARE)
1687 i=select(width,(void *)&readfds,(void *)&writefds,
1689 } else i=select(width,(void *)&readfds,(void *)&writefds,
1692 #elif defined(OPENSSL_SYS_BEOS_R5)
1693 /* Under BeOS-R5 the situation is similar to DOS */
1696 (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK);
1701 i=select(width,(void *)&readfds,(void *)&writefds,
1703 if (read(fileno(stdin), sbuf, 0) >= 0)
1705 if (!i && (stdin_set != 1 || !read_tty))
1707 } else i=select(width,(void *)&readfds,(void *)&writefds,
1710 (void)fcntl(fileno(stdin), F_SETFL, 0);
1712 i=select(width,(void *)&readfds,(void *)&writefds,
1717 BIO_printf(bio_err,"bad select %d\n",
1718 get_last_socket_error());
1724 if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0)
1726 BIO_printf(bio_err,"TIMEOUT occured\n");
1729 if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds))
1731 k=SSL_write(con,&(cbuf[cbuf_off]),
1732 (unsigned int)cbuf_len);
1733 switch (SSL_get_error(con,k))
1735 case SSL_ERROR_NONE:
1738 if (k <= 0) goto end;
1739 /* we have done a write(con,NULL,0); */
1745 else /* if (cbuf_len > 0) */
1751 case SSL_ERROR_WANT_WRITE:
1752 BIO_printf(bio_c_out,"write W BLOCK\n");
1756 case SSL_ERROR_WANT_READ:
1757 BIO_printf(bio_c_out,"write R BLOCK\n");
1762 case SSL_ERROR_WANT_X509_LOOKUP:
1763 BIO_printf(bio_c_out,"write X BLOCK\n");
1765 case SSL_ERROR_ZERO_RETURN:
1768 BIO_printf(bio_c_out,"shutdown\n");
1779 case SSL_ERROR_SYSCALL:
1780 if ((k != 0) || (cbuf_len != 0))
1782 BIO_printf(bio_err,"write:errno=%d\n",
1783 get_last_socket_error());
1793 ERR_print_errors(bio_err);
1797 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
1798 /* Assume Windows/DOS/BeOS can always write */
1799 else if (!ssl_pending && write_tty)
1801 else if (!ssl_pending && FD_ISSET(fileno(stdout),&writefds))
1804 #ifdef CHARSET_EBCDIC
1805 ascii2ebcdic(&(sbuf[sbuf_off]),&(sbuf[sbuf_off]),sbuf_len);
1807 i=raw_write_stdout(&(sbuf[sbuf_off]),sbuf_len);
1811 BIO_printf(bio_c_out,"DONE\n");
1825 else if (ssl_pending || FD_ISSET(SSL_get_fd(con),&readfds))
1828 { static int iiii; if (++iiii == 52) { SSL_renegotiate(con); iiii=0; } }
1831 k=SSL_read(con,sbuf,1024 /* BUFSIZZ */ );
1833 /* Demo for pending and peek :-) */
1834 k=SSL_read(con,sbuf,16);
1836 printf("read=%d pending=%d peek=%d\n",k,SSL_pending(con),SSL_peek(con,zbuf,10240));
1840 switch (SSL_get_error(con,k))
1842 case SSL_ERROR_NONE:
1851 case SSL_ERROR_WANT_WRITE:
1852 BIO_printf(bio_c_out,"read W BLOCK\n");
1856 case SSL_ERROR_WANT_READ:
1857 BIO_printf(bio_c_out,"read R BLOCK\n");
1860 if ((read_tty == 0) && (write_ssl == 0))
1863 case SSL_ERROR_WANT_X509_LOOKUP:
1864 BIO_printf(bio_c_out,"read X BLOCK\n");
1866 case SSL_ERROR_SYSCALL:
1867 ret=get_last_socket_error();
1868 BIO_printf(bio_err,"read:errno=%d\n",ret);
1870 case SSL_ERROR_ZERO_RETURN:
1871 BIO_printf(bio_c_out,"closed\n");
1875 ERR_print_errors(bio_err);
1881 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1882 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1885 else if ((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
1887 #elif defined (OPENSSL_SYS_NETWARE)
1889 #elif defined(OPENSSL_SYS_BEOS_R5)
1892 else if (FD_ISSET(fileno(stdin),&readfds))
1899 i=raw_read_stdin(cbuf,BUFSIZZ/2);
1901 /* both loops are skipped when i <= 0 */
1902 for (j = 0; j < i; j++)
1903 if (cbuf[j] == '\n')
1905 for (j = i-1; j >= 0; j--)
1907 cbuf[j+lf_num] = cbuf[j];
1908 if (cbuf[j] == '\n')
1912 cbuf[j+lf_num] = '\r';
1915 assert(lf_num == 0);
1918 i=raw_read_stdin(cbuf,BUFSIZZ);
1920 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q')))
1922 BIO_printf(bio_err,"DONE\n");
1927 if ((!c_ign_eof) && (cbuf[0] == 'R'))
1929 BIO_printf(bio_err,"RENEGOTIATING\n");
1930 SSL_renegotiate(con);
1933 #ifndef OPENSSL_NO_HEARTBEATS
1934 else if ((!c_ign_eof) && (cbuf[0] == 'B'))
1936 BIO_printf(bio_err,"HEARTBEATING\n");
1945 #ifdef CHARSET_EBCDIC
1946 ebcdic2ascii(cbuf, cbuf, i);
1958 print_stuff(bio_c_out,con,full_log);
1960 SHUTDOWN(SSL_get_fd(con));
1965 print_stuff(bio_c_out,con,1);
1968 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1969 if (next_proto.data)
1970 OPENSSL_free(next_proto.data);
1972 if (ctx != NULL) SSL_CTX_free(ctx);
1979 ssl_excert_free(exc);
1980 if (cbuf != NULL) { OPENSSL_cleanse(cbuf,BUFSIZZ); OPENSSL_free(cbuf); }
1981 if (sbuf != NULL) { OPENSSL_cleanse(sbuf,BUFSIZZ); OPENSSL_free(sbuf); }
1982 if (mbuf != NULL) { OPENSSL_cleanse(mbuf,BUFSIZZ); OPENSSL_free(mbuf); }
1983 if (bio_c_out != NULL)
1985 BIO_free(bio_c_out);
1988 if (bio_c_msg != NULL)
1990 BIO_free(bio_c_msg);
1998 static void print_stuff(BIO *bio, SSL *s, int full)
2002 static const char *space=" ";
2005 STACK_OF(X509_NAME) *sk2;
2006 const SSL_CIPHER *c;
2009 #ifndef OPENSSL_NO_COMP
2010 const COMP_METHOD *comp, *expansion;
2012 unsigned char *exportedkeymat;
2016 int got_a_chain = 0;
2018 sk=SSL_get_peer_cert_chain(s);
2021 got_a_chain = 1; /* we don't have it for SSL2 (yet) */
2023 BIO_printf(bio,"---\nCertificate chain\n");
2024 for (i=0; i<sk_X509_num(sk); i++)
2026 X509_NAME_oneline(X509_get_subject_name(
2027 sk_X509_value(sk,i)),buf,sizeof buf);
2028 BIO_printf(bio,"%2d s:%s\n",i,buf);
2029 X509_NAME_oneline(X509_get_issuer_name(
2030 sk_X509_value(sk,i)),buf,sizeof buf);
2031 BIO_printf(bio," i:%s\n",buf);
2033 PEM_write_bio_X509(bio,sk_X509_value(sk,i));
2037 BIO_printf(bio,"---\n");
2038 peer=SSL_get_peer_certificate(s);
2041 BIO_printf(bio,"Server certificate\n");
2042 if (!(c_showcerts && got_a_chain)) /* Redundant if we showed the whole chain */
2043 PEM_write_bio_X509(bio,peer);
2044 X509_NAME_oneline(X509_get_subject_name(peer),
2046 BIO_printf(bio,"subject=%s\n",buf);
2047 X509_NAME_oneline(X509_get_issuer_name(peer),
2049 BIO_printf(bio,"issuer=%s\n",buf);
2052 BIO_printf(bio,"no peer certificate available\n");
2054 sk2=SSL_get_client_CA_list(s);
2055 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0))
2057 BIO_printf(bio,"---\nAcceptable client certificate CA names\n");
2058 for (i=0; i<sk_X509_NAME_num(sk2); i++)
2060 xn=sk_X509_NAME_value(sk2,i);
2061 X509_NAME_oneline(xn,buf,sizeof(buf));
2062 BIO_write(bio,buf,strlen(buf));
2063 BIO_write(bio,"\n",1);
2068 BIO_printf(bio,"---\nNo client certificate CA names sent\n");
2070 p=SSL_get_shared_ciphers(s,buf,sizeof buf);
2073 /* This works only for SSL 2. In later protocol
2074 * versions, the client does not know what other
2075 * ciphers (in addition to the one to be used
2076 * in the current connection) the server supports. */
2078 BIO_printf(bio,"---\nCiphers common between both SSL endpoints:\n");
2084 BIO_write(bio,space,15-j%25);
2087 BIO_write(bio,((i%3)?" ":"\n"),1);
2096 BIO_write(bio,"\n",1);
2099 ssl_print_sigalgs(bio, s, 1);
2101 BIO_printf(bio,"---\nSSL handshake has read %ld bytes and written %ld bytes\n",
2102 BIO_number_read(SSL_get_rbio(s)),
2103 BIO_number_written(SSL_get_wbio(s)));
2105 BIO_printf(bio,(SSL_cache_hit(s)?"---\nReused, ":"---\nNew, "));
2106 c=SSL_get_current_cipher(s);
2107 BIO_printf(bio,"%s, Cipher is %s\n",
2108 SSL_CIPHER_get_version(c),
2109 SSL_CIPHER_get_name(c));
2112 pktmp = X509_get_pubkey(peer);
2113 BIO_printf(bio,"Server public key is %d bit\n",
2114 EVP_PKEY_bits(pktmp));
2115 EVP_PKEY_free(pktmp);
2117 BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
2118 SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
2119 #ifndef OPENSSL_NO_COMP
2120 comp=SSL_get_current_compression(s);
2121 expansion=SSL_get_current_expansion(s);
2122 BIO_printf(bio,"Compression: %s\n",
2123 comp ? SSL_COMP_get_name(comp) : "NONE");
2124 BIO_printf(bio,"Expansion: %s\n",
2125 expansion ? SSL_COMP_get_name(expansion) : "NONE");
2130 /* Print out local port of connection: useful for debugging */
2132 struct sockaddr_in ladd;
2133 socklen_t ladd_size = sizeof(ladd);
2134 sock = SSL_get_fd(s);
2135 getsockname(sock, (struct sockaddr *)&ladd, &ladd_size);
2136 BIO_printf(bio_c_out, "LOCAL PORT is %u\n", ntohs(ladd.sin_port));
2140 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2141 if (next_proto.status != -1) {
2142 const unsigned char *proto;
2143 unsigned int proto_len;
2144 SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
2145 BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
2146 BIO_write(bio, proto, proto_len);
2147 BIO_write(bio, "\n", 1);
2152 SRTP_PROTECTION_PROFILE *srtp_profile=SSL_get_selected_srtp_profile(s);
2155 BIO_printf(bio,"SRTP Extension negotiated, profile=%s\n",
2156 srtp_profile->name);
2159 SSL_SESSION_print(bio,SSL_get_session(s));
2160 if (keymatexportlabel != NULL)
2162 BIO_printf(bio, "Keying material exporter:\n");
2163 BIO_printf(bio, " Label: '%s'\n", keymatexportlabel);
2164 BIO_printf(bio, " Length: %i bytes\n", keymatexportlen);
2165 exportedkeymat = OPENSSL_malloc(keymatexportlen);
2166 if (exportedkeymat != NULL)
2168 if (!SSL_export_keying_material(s, exportedkeymat,
2171 strlen(keymatexportlabel),
2174 BIO_printf(bio, " Error\n");
2178 BIO_printf(bio, " Keying material: ");
2179 for (i=0; i<keymatexportlen; i++)
2180 BIO_printf(bio, "%02X",
2182 BIO_printf(bio, "\n");
2184 OPENSSL_free(exportedkeymat);
2187 BIO_printf(bio,"---\n");
2190 /* flush, or debugging output gets mixed with http response */
2191 (void)BIO_flush(bio);
2194 #ifndef OPENSSL_NO_TLSEXT
2196 static int ocsp_resp_cb(SSL *s, void *arg)
2198 const unsigned char *p;
2201 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
2202 BIO_puts(arg, "OCSP response: ");
2205 BIO_puts(arg, "no response sent\n");
2208 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
2211 BIO_puts(arg, "response parse error\n");
2212 BIO_dump_indent(arg, (char *)p, len, 4);
2215 BIO_puts(arg, "\n======================================\n");
2216 OCSP_RESPONSE_print(arg, rsp, 0);
2217 BIO_puts(arg, "======================================\n");
2218 OCSP_RESPONSE_free(rsp);
2222 static int audit_proof_cb(SSL *s, void *arg)
2224 const unsigned char *proof;
2227 SSL_SESSION *sess = SSL_get_session(s);
2229 proof = SSL_SESSION_get_tlsext_authz_server_audit_proof(sess,
2233 BIO_printf(bio_c_out, "Audit proof: ");
2234 for (i = 0; i < proof_len; ++i)
2235 BIO_printf(bio_c_out, "%02X", proof[i]);
2236 BIO_printf(bio_c_out, "\n");
2240 BIO_printf(bio_c_out, "No audit proof found.\n");