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 int c_quiet=0;
221 static int c_ign_eof=0;
223 #ifndef OPENSSL_NO_PSK
224 /* Default PSK identity and key */
225 static char *psk_identity="Client_identity";
226 /*char *psk_key=NULL; by default PSK is not used */
228 static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity,
229 unsigned int max_identity_len, unsigned char *psk,
230 unsigned int max_psk_len)
232 unsigned int psk_len = 0;
237 BIO_printf(bio_c_out, "psk_client_cb\n");
240 /* no ServerKeyExchange message*/
242 BIO_printf(bio_c_out,"NULL received PSK identity hint, continuing anyway\n");
245 BIO_printf(bio_c_out, "Received PSK identity hint '%s'\n", hint);
247 /* lookup PSK identity and PSK key based on the given identity hint here */
248 ret = BIO_snprintf(identity, max_identity_len, "%s", psk_identity);
249 if (ret < 0 || (unsigned int)ret > max_identity_len)
252 BIO_printf(bio_c_out, "created identity '%s' len=%d\n", identity, ret);
253 ret=BN_hex2bn(&bn, psk_key);
256 BIO_printf(bio_err,"Could not convert PSK key '%s' to BIGNUM\n", psk_key);
262 if ((unsigned int)BN_num_bytes(bn) > max_psk_len)
264 BIO_printf(bio_err,"psk buffer of callback is too small (%d) for key (%d)\n",
265 max_psk_len, BN_num_bytes(bn));
270 psk_len=BN_bn2bin(bn, psk);
276 BIO_printf(bio_c_out, "created PSK len=%d\n", psk_len);
281 BIO_printf(bio_err, "Error in PSK client callback\n");
286 static void sc_usage(void)
288 BIO_printf(bio_err,"usage: s_client args\n");
289 BIO_printf(bio_err,"\n");
290 BIO_printf(bio_err," -host host - use -connect instead\n");
291 BIO_printf(bio_err," -port port - use -connect instead\n");
292 BIO_printf(bio_err," -connect host:port - who to connect to (default is %s:%s)\n",SSL_HOST_NAME,PORT_STR);
294 BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n");
295 BIO_printf(bio_err," -cert arg - certificate file to use, PEM format assumed\n");
296 BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n");
297 BIO_printf(bio_err," -key arg - Private key file to use, in cert file if\n");
298 BIO_printf(bio_err," not specified but cert file is.\n");
299 BIO_printf(bio_err," -keyform arg - key format (PEM or DER) PEM default\n");
300 BIO_printf(bio_err," -pass arg - private key file pass phrase source\n");
301 BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n");
302 BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n");
303 BIO_printf(bio_err," -reconnect - Drop and re-make the connection with the same Session-ID\n");
304 BIO_printf(bio_err," -pause - sleep(1) after each read(2) and write(2) system call\n");
305 BIO_printf(bio_err," -showcerts - show all certificates in the chain\n");
306 BIO_printf(bio_err," -debug - extra output\n");
308 BIO_printf(bio_err," -wdebug - WATT-32 tcp debugging\n");
310 BIO_printf(bio_err," -msg - Show protocol messages\n");
311 BIO_printf(bio_err," -nbio_test - more ssl protocol testing\n");
312 BIO_printf(bio_err," -state - print the 'ssl' states\n");
314 BIO_printf(bio_err," -nbio - Run with non-blocking IO\n");
316 BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n");
317 BIO_printf(bio_err," -quiet - no s_client output\n");
318 BIO_printf(bio_err," -ign_eof - ignore input eof (default when -quiet)\n");
319 BIO_printf(bio_err," -no_ign_eof - don't ignore input eof\n");
320 #ifndef OPENSSL_NO_PSK
321 BIO_printf(bio_err," -psk_identity arg - PSK identity\n");
322 BIO_printf(bio_err," -psk arg - PSK in hex (without 0x)\n");
323 # ifndef OPENSSL_NO_JPAKE
324 BIO_printf(bio_err," -jpake arg - JPAKE secret to use\n");
327 #ifndef OPENSSL_NO_SRP
328 BIO_printf(bio_err," -srpuser user - SRP authentification for 'user'\n");
329 BIO_printf(bio_err," -srppass arg - password for 'user'\n");
330 BIO_printf(bio_err," -srp_lateuser - SRP username into second ClientHello message\n");
331 BIO_printf(bio_err," -srp_moregroups - Tolerate other than the known g N values.\n");
332 BIO_printf(bio_err," -srp_strength int - minimal mength in bits for N (default %d).\n",SRP_MINIMAL_N);
334 BIO_printf(bio_err," -ssl2 - just use SSLv2\n");
335 BIO_printf(bio_err," -ssl3 - just use SSLv3\n");
336 BIO_printf(bio_err," -tls1_2 - just use TLSv1.2\n");
337 BIO_printf(bio_err," -tls1_1 - just use TLSv1.1\n");
338 BIO_printf(bio_err," -tls1 - just use TLSv1\n");
339 BIO_printf(bio_err," -dtls1 - just use DTLSv1\n");
340 BIO_printf(bio_err," -mtu - set the link layer MTU\n");
341 BIO_printf(bio_err," -no_tls1_2/-no_tls1_1/-no_tls1/-no_ssl3/-no_ssl2 - turn off that protocol\n");
342 BIO_printf(bio_err," -bugs - Switch on all SSL implementation bug workarounds\n");
343 BIO_printf(bio_err," -serverpref - Use server's cipher preferences (only SSLv2)\n");
344 BIO_printf(bio_err," -cipher - preferred cipher to use, use the 'openssl ciphers'\n");
345 BIO_printf(bio_err," command to see what is available\n");
346 BIO_printf(bio_err," -starttls prot - use the STARTTLS command before starting TLS\n");
347 BIO_printf(bio_err," for those protocols that support it, where\n");
348 BIO_printf(bio_err," 'prot' defines which one to assume. Currently,\n");
349 BIO_printf(bio_err," only \"smtp\", \"pop3\", \"imap\", \"ftp\" and \"xmpp\"\n");
350 BIO_printf(bio_err," are supported.\n");
351 #ifndef OPENSSL_NO_ENGINE
352 BIO_printf(bio_err," -engine id - Initialise and use the specified engine\n");
354 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
355 BIO_printf(bio_err," -sess_out arg - file to write SSL session to\n");
356 BIO_printf(bio_err," -sess_in arg - file to read SSL session from\n");
357 #ifndef OPENSSL_NO_TLSEXT
358 BIO_printf(bio_err," -servername host - Set TLS extension servername in ClientHello\n");
359 BIO_printf(bio_err," -tlsextdebug - hex dump of all TLS extensions received\n");
360 BIO_printf(bio_err," -status - request certificate status from server\n");
361 BIO_printf(bio_err," -no_ticket - disable use of RFC4507bis session tickets\n");
362 BIO_printf(bio_err," -proof_debug - request an audit proof and print its hex dump\n");
363 # ifndef OPENSSL_NO_NEXTPROTONEG
364 BIO_printf(bio_err," -nextprotoneg arg - enable NPN extension, considering named protocols supported (comma-separated list)\n");
367 BIO_printf(bio_err," -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n");
368 BIO_printf(bio_err," -use_srtp profiles - Offer SRTP key management with a colon-separated profile list\n");
369 BIO_printf(bio_err," -keymatexport label - Export keying material using label\n");
370 BIO_printf(bio_err," -keymatexportlen len - Export len bytes of keying material (default 20)\n");
373 #ifndef OPENSSL_NO_TLSEXT
375 /* This is a context that we pass to callbacks */
376 typedef struct tlsextctx_st {
382 static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg)
384 tlsextctx * p = (tlsextctx *) arg;
385 const char * hn= SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
386 if (SSL_get_servername_type(s) != -1)
387 p->ack = !SSL_session_reused(s) && hn != NULL;
389 BIO_printf(bio_err,"Can't use SSL_get_servername\n");
391 return SSL_TLSEXT_ERR_OK;
394 #ifndef OPENSSL_NO_SRP
396 /* This is a context that we pass to all callbacks */
397 typedef struct srp_arg_st
401 int msg; /* copy from c_msg */
402 int debug; /* copy from c_debug */
403 int amp; /* allow more groups */
404 int strength /* minimal size for N */ ;
407 #define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
409 static int srp_Verify_N_and_g(BIGNUM *N, BIGNUM *g)
411 BN_CTX *bn_ctx = BN_CTX_new();
412 BIGNUM *p = BN_new();
413 BIGNUM *r = BN_new();
415 g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) &&
416 BN_is_prime_ex(N, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
417 p != NULL && BN_rshift1(p, N) &&
420 BN_is_prime_ex(p, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
423 /* verify g^((N-1)/2) == -1 (mod N) */
424 BN_mod_exp(r, g, p, N, bn_ctx) &&
437 /* This callback is used here for two purposes:
439 - making some primality tests for unknown groups
440 The callback is only called for a non default group.
442 An application does not need the call back at all if
443 only the stanard groups are used. In real life situations,
444 client and server already share well known groups,
445 thus there is no need to verify them.
446 Furthermore, in case that a server actually proposes a group that
447 is not one of those defined in RFC 5054, it is more appropriate
448 to add the group to a static list and then compare since
449 primality tests are rather cpu consuming.
452 static int MS_CALLBACK ssl_srp_verify_param_cb(SSL *s, void *arg)
454 SRP_ARG *srp_arg = (SRP_ARG *)arg;
455 BIGNUM *N = NULL, *g = NULL;
456 if (!(N = SSL_get_srp_N(s)) || !(g = SSL_get_srp_g(s)))
458 if (srp_arg->debug || srp_arg->msg || srp_arg->amp == 1)
460 BIO_printf(bio_err, "SRP parameters:\n");
461 BIO_printf(bio_err,"\tN="); BN_print(bio_err,N);
462 BIO_printf(bio_err,"\n\tg="); BN_print(bio_err,g);
463 BIO_printf(bio_err,"\n");
466 if (SRP_check_known_gN_param(g,N))
469 if (srp_arg->amp == 1)
472 BIO_printf(bio_err, "SRP param N and g are not known params, going to check deeper.\n");
474 /* The srp_moregroups is a real debugging feature.
475 Implementors should rather add the value to the known ones.
476 The minimal size has already been tested.
478 if (BN_num_bits(g) <= BN_BITS && srp_Verify_N_and_g(N,g))
481 BIO_printf(bio_err, "SRP param N and g rejected.\n");
485 #define PWD_STRLEN 1024
487 static char * MS_CALLBACK ssl_give_srp_client_pwd_cb(SSL *s, void *arg)
489 SRP_ARG *srp_arg = (SRP_ARG *)arg;
490 char *pass = (char *)OPENSSL_malloc(PWD_STRLEN+1);
494 cb_tmp.password = (char *)srp_arg->srppassin;
495 cb_tmp.prompt_info = "SRP user";
496 if ((l = password_callback(pass, PWD_STRLEN, 0, &cb_tmp))<0)
498 BIO_printf (bio_err, "Can't read Password\n");
508 char *srtp_profiles = NULL;
510 # ifndef OPENSSL_NO_NEXTPROTONEG
511 /* This the context that we pass to next_proto_cb */
512 typedef struct tlsextnextprotoctx_st {
516 } tlsextnextprotoctx;
518 static tlsextnextprotoctx next_proto;
520 static int next_proto_cb(SSL *s, unsigned char **out, unsigned char *outlen, const unsigned char *in, unsigned int inlen, void *arg)
522 tlsextnextprotoctx *ctx = arg;
526 /* We can assume that |in| is syntactically valid. */
528 BIO_printf(bio_c_out, "Protocols advertised by server: ");
529 for (i = 0; i < inlen; )
532 BIO_write(bio_c_out, ", ", 2);
533 BIO_write(bio_c_out, &in[i + 1], in[i]);
536 BIO_write(bio_c_out, "\n", 1);
539 ctx->status = SSL_select_next_proto(out, outlen, in, inlen, ctx->data, ctx->len);
540 return SSL_TLSEXT_ERR_OK;
542 # endif /* ndef OPENSSL_NO_NEXTPROTONEG */
555 int MAIN(int, char **);
557 int MAIN(int argc, char **argv)
559 unsigned int off=0, clr=0;
560 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;
609 const char *curves=NULL;
610 const char *sigalgs=NULL;
611 const 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,"-showcerts") == 0)
759 else if (strcmp(*argv,"-nbio_test") == 0)
761 else if (strcmp(*argv,"-state") == 0)
763 #ifndef OPENSSL_NO_PSK
764 else if (strcmp(*argv,"-psk_identity") == 0)
766 if (--argc < 1) goto bad;
767 psk_identity=*(++argv);
769 else if (strcmp(*argv,"-psk") == 0)
773 if (--argc < 1) goto bad;
775 for (j = 0; j < strlen(psk_key); j++)
777 if (isxdigit((unsigned char)psk_key[j]))
779 BIO_printf(bio_err,"Not a hex number '%s'\n",*argv);
784 #ifndef OPENSSL_NO_SRP
785 else if (strcmp(*argv,"-srpuser") == 0)
787 if (--argc < 1) goto bad;
788 srp_arg.srplogin= *(++argv);
789 meth=TLSv1_client_method();
791 else if (strcmp(*argv,"-srppass") == 0)
793 if (--argc < 1) goto bad;
795 meth=TLSv1_client_method();
797 else if (strcmp(*argv,"-srp_strength") == 0)
799 if (--argc < 1) goto bad;
800 srp_arg.strength=atoi(*(++argv));
801 BIO_printf(bio_err,"SRP minimal length for N is %d\n",srp_arg.strength);
802 meth=TLSv1_client_method();
804 else if (strcmp(*argv,"-srp_lateuser") == 0)
807 meth=TLSv1_client_method();
809 else if (strcmp(*argv,"-srp_moregroups") == 0)
812 meth=TLSv1_client_method();
815 #ifndef OPENSSL_NO_SSL2
816 else if (strcmp(*argv,"-ssl2") == 0)
817 meth=SSLv2_client_method();
819 #ifndef OPENSSL_NO_SSL3
820 else if (strcmp(*argv,"-ssl3") == 0)
821 meth=SSLv3_client_method();
823 #ifndef OPENSSL_NO_TLS1
824 else if (strcmp(*argv,"-tls1_2") == 0)
825 meth=TLSv1_2_client_method();
826 else if (strcmp(*argv,"-tls1_1") == 0)
827 meth=TLSv1_1_client_method();
828 else if (strcmp(*argv,"-tls1") == 0)
829 meth=TLSv1_client_method();
831 #ifndef OPENSSL_NO_DTLS1
832 else if (strcmp(*argv,"-dtls1") == 0)
834 meth=DTLSv1_client_method();
835 socket_type=SOCK_DGRAM;
837 else if (strcmp(*argv,"-timeout") == 0)
839 else if (strcmp(*argv,"-mtu") == 0)
841 if (--argc < 1) goto bad;
842 socket_mtu = atol(*(++argv));
845 else if (strcmp(*argv,"-bugs") == 0)
847 else if (strcmp(*argv,"-keyform") == 0)
849 if (--argc < 1) goto bad;
850 key_format = str2fmt(*(++argv));
852 else if (strcmp(*argv,"-pass") == 0)
854 if (--argc < 1) goto bad;
857 else if (strcmp(*argv,"-key") == 0)
859 if (--argc < 1) goto bad;
862 else if (strcmp(*argv,"-reconnect") == 0)
866 else if (strcmp(*argv,"-CApath") == 0)
868 if (--argc < 1) goto bad;
871 else if (strcmp(*argv,"-build_chain") == 0)
873 else if (strcmp(*argv,"-CAfile") == 0)
875 if (--argc < 1) goto bad;
878 else if (strcmp(*argv,"-no_tls1_2") == 0)
879 off|=SSL_OP_NO_TLSv1_2;
880 else if (strcmp(*argv,"-no_tls1_1") == 0)
881 off|=SSL_OP_NO_TLSv1_1;
882 else if (strcmp(*argv,"-no_tls1") == 0)
883 off|=SSL_OP_NO_TLSv1;
884 else if (strcmp(*argv,"-no_ssl3") == 0)
885 off|=SSL_OP_NO_SSLv3;
886 else if (strcmp(*argv,"-no_ssl2") == 0)
887 off|=SSL_OP_NO_SSLv2;
888 else if (strcmp(*argv,"-no_comp") == 0)
889 { off|=SSL_OP_NO_COMPRESSION; }
890 #ifndef OPENSSL_NO_TLSEXT
891 else if (strcmp(*argv,"-no_ticket") == 0)
892 { off|=SSL_OP_NO_TICKET; }
893 # ifndef OPENSSL_NO_NEXTPROTONEG
894 else if (strcmp(*argv,"-nextprotoneg") == 0)
896 if (--argc < 1) goto bad;
897 next_proto_neg_in = *(++argv);
901 else if (strcmp(*argv,"-serverpref") == 0)
902 off|=SSL_OP_CIPHER_SERVER_PREFERENCE;
903 else if (strcmp(*argv,"-legacy_renegotiation") == 0)
904 off|=SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION;
905 else if (strcmp(*argv,"-legacy_server_connect") == 0)
906 { off|=SSL_OP_LEGACY_SERVER_CONNECT; }
907 else if (strcmp(*argv,"-no_legacy_server_connect") == 0)
908 { clr|=SSL_OP_LEGACY_SERVER_CONNECT; }
909 else if (strcmp(*argv,"-cipher") == 0)
911 if (--argc < 1) goto bad;
915 else if (strcmp(*argv,"-nbio") == 0)
918 else if (strcmp(*argv,"-starttls") == 0)
920 if (--argc < 1) goto bad;
922 if (strcmp(*argv,"smtp") == 0)
923 starttls_proto = PROTO_SMTP;
924 else if (strcmp(*argv,"pop3") == 0)
925 starttls_proto = PROTO_POP3;
926 else if (strcmp(*argv,"imap") == 0)
927 starttls_proto = PROTO_IMAP;
928 else if (strcmp(*argv,"ftp") == 0)
929 starttls_proto = PROTO_FTP;
930 else if (strcmp(*argv, "xmpp") == 0)
931 starttls_proto = PROTO_XMPP;
935 #ifndef OPENSSL_NO_ENGINE
936 else if (strcmp(*argv,"-engine") == 0)
938 if (--argc < 1) goto bad;
939 engine_id = *(++argv);
941 else if (strcmp(*argv,"-ssl_client_engine") == 0)
943 if (--argc < 1) goto bad;
944 ssl_client_engine_id = *(++argv);
947 else if (strcmp(*argv,"-rand") == 0)
949 if (--argc < 1) goto bad;
952 #ifndef OPENSSL_NO_TLSEXT
953 else if (strcmp(*argv,"-servername") == 0)
955 if (--argc < 1) goto bad;
956 servername= *(++argv);
957 /* meth=TLSv1_client_method(); */
959 else if (strcmp(*argv,"-curves") == 0)
961 if (--argc < 1) goto bad;
964 else if (strcmp(*argv,"-sigalgs") == 0)
966 if (--argc < 1) goto bad;
969 else if (strcmp(*argv,"-client_sigalgs") == 0)
971 if (--argc < 1) goto bad;
972 client_sigalgs= *(++argv);
975 #ifndef OPENSSL_NO_JPAKE
976 else if (strcmp(*argv,"-jpake") == 0)
978 if (--argc < 1) goto bad;
979 jpake_secret = *++argv;
982 else if (strcmp(*argv,"-use_srtp") == 0)
984 if (--argc < 1) goto bad;
985 srtp_profiles = *(++argv);
987 else if (strcmp(*argv,"-keymatexport") == 0)
989 if (--argc < 1) goto bad;
990 keymatexportlabel= *(++argv);
992 else if (strcmp(*argv,"-keymatexportlen") == 0)
994 if (--argc < 1) goto bad;
995 keymatexportlen=atoi(*(++argv));
996 if (keymatexportlen == 0) goto bad;
998 else if (strcmp(*argv, "-cert_strict") == 0)
999 cert_flags |= SSL_CERT_FLAG_TLS_STRICT;
1002 BIO_printf(bio_err,"unknown option %s\n",*argv);
1016 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1022 "Can't use JPAKE and PSK together\n");
1025 psk_identity = "JPAKE";
1028 BIO_printf(bio_err, "JPAKE sets cipher to PSK\n");
1035 OpenSSL_add_ssl_algorithms();
1036 SSL_load_error_strings();
1038 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1039 next_proto.status = -1;
1040 if (next_proto_neg_in)
1042 next_proto.data = next_protos_parse(&next_proto.len, next_proto_neg_in);
1043 if (next_proto.data == NULL)
1045 BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n");
1050 next_proto.data = NULL;
1053 #ifndef OPENSSL_NO_ENGINE
1054 e = setup_engine(bio_err, engine_id, 1);
1055 if (ssl_client_engine_id)
1057 ssl_client_engine = ENGINE_by_id(ssl_client_engine_id);
1058 if (!ssl_client_engine)
1061 "Error getting client auth engine\n");
1067 if (!app_passwd(bio_err, passarg, NULL, &pass, NULL))
1069 BIO_printf(bio_err, "Error getting password\n");
1073 if (key_file == NULL)
1074 key_file = cert_file;
1081 key = load_key(bio_err, key_file, key_format, 0, pass, e,
1082 "client certificate private key file");
1085 ERR_print_errors(bio_err);
1094 cert = load_cert(bio_err,cert_file,cert_format,
1095 NULL, e, "client certificate file");
1099 ERR_print_errors(bio_err);
1104 if (!load_excert(&exc, bio_err))
1107 if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
1110 BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
1113 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
1114 app_RAND_load_files(inrand));
1116 if (bio_c_out == NULL)
1118 if (c_quiet && !c_debug && !c_msg)
1120 bio_c_out=BIO_new(BIO_s_null());
1124 if (bio_c_out == NULL)
1125 bio_c_out=BIO_new_fp(stdout,BIO_NOCLOSE);
1129 #ifndef OPENSSL_NO_SRP
1130 if(!app_passwd(bio_err, srppass, NULL, &srp_arg.srppassin, NULL))
1132 BIO_printf(bio_err, "Error getting password\n");
1137 ctx=SSL_CTX_new(meth);
1140 ERR_print_errors(bio_err);
1145 SSL_CTX_set1_param(ctx, vpm);
1147 #ifndef OPENSSL_NO_ENGINE
1148 if (ssl_client_engine)
1150 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine))
1152 BIO_puts(bio_err, "Error setting client auth engine\n");
1153 ERR_print_errors(bio_err);
1154 ENGINE_free(ssl_client_engine);
1157 ENGINE_free(ssl_client_engine);
1161 #ifndef OPENSSL_NO_PSK
1162 #ifdef OPENSSL_NO_JPAKE
1163 if (psk_key != NULL)
1165 if (psk_key != NULL || jpake_secret)
1169 BIO_printf(bio_c_out, "PSK key given or JPAKE in use, setting client callback\n");
1170 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
1172 if (srtp_profiles != NULL)
1173 SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles);
1176 SSL_CTX_set_options(ctx,SSL_OP_ALL|off);
1178 SSL_CTX_set_options(ctx,off);
1181 SSL_CTX_clear_options(ctx, clr);
1182 if (cert_flags) SSL_CTX_set_cert_flags(ctx, cert_flags);
1183 if (exc) ssl_ctx_set_excert(ctx, exc);
1184 /* DTLS: partial reads end up discarding unread UDP bytes :-(
1185 * Setting read ahead solves this problem.
1187 if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
1189 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1190 if (next_proto.data)
1191 SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
1194 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
1196 if(!SSL_CTX_set_cipher_list(ctx,cipher)) {
1197 BIO_printf(bio_err,"error setting cipher list\n");
1198 ERR_print_errors(bio_err);
1203 SSL_CTX_set_cipher_list(ctx,getenv("SSL_CIPHER"));
1206 SSL_CTX_set_verify(ctx,verify,verify_callback);
1208 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
1209 (!SSL_CTX_set_default_verify_paths(ctx)))
1211 /* BIO_printf(bio_err,"error setting default verify locations\n"); */
1212 ERR_print_errors(bio_err);
1216 if (!set_cert_key_stuff(ctx,cert,key, NULL, build_chain))
1219 #ifndef OPENSSL_NO_TLSEXT
1221 if(!SSL_CTX_set1_curves_list(ctx, curves)) {
1222 BIO_printf(bio_err,"error setting curve list\n");
1223 ERR_print_errors(bio_err);
1226 if (sigalgs != NULL)
1227 if(!SSL_CTX_set1_sigalgs_list(ctx,sigalgs)) {
1228 BIO_printf(bio_err,"error setting signature algorithms list\n");
1229 ERR_print_errors(bio_err);
1232 if (client_sigalgs != NULL)
1233 if(!SSL_CTX_set1_client_sigalgs_list(ctx,client_sigalgs)) {
1234 BIO_printf(bio_err,"error setting client signature algorithms list\n");
1235 ERR_print_errors(bio_err);
1238 if (servername != NULL)
1240 tlsextcbp.biodebug = bio_err;
1241 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1242 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1244 #ifndef OPENSSL_NO_SRP
1245 if (srp_arg.srplogin)
1247 if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin))
1249 BIO_printf(bio_err,"Unable to set SRP username\n");
1252 srp_arg.msg = c_msg;
1253 srp_arg.debug = c_debug ;
1254 SSL_CTX_set_srp_cb_arg(ctx,&srp_arg);
1255 SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
1256 SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
1257 if (c_msg || c_debug || srp_arg.amp == 0)
1258 SSL_CTX_set_srp_verify_param_callback(ctx, ssl_srp_verify_param_cb);
1263 SSL_CTX_set_tlsext_authz_server_audit_proof_cb(ctx,
1271 BIO *stmp = BIO_new_file(sess_in, "r");
1274 BIO_printf(bio_err, "Can't open session file %s\n",
1276 ERR_print_errors(bio_err);
1279 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1283 BIO_printf(bio_err, "Can't open session file %s\n",
1285 ERR_print_errors(bio_err);
1288 SSL_set_session(con, sess);
1289 SSL_SESSION_free(sess);
1291 #ifndef OPENSSL_NO_TLSEXT
1292 if (servername != NULL)
1294 if (!SSL_set_tlsext_host_name(con,servername))
1296 BIO_printf(bio_err,"Unable to set TLS servername extension.\n");
1297 ERR_print_errors(bio_err);
1302 #ifndef OPENSSL_NO_KRB5
1303 if (con && (kctx = kssl_ctx_new()) != NULL)
1305 SSL_set0_kssl_ctx(con, kctx);
1306 kssl_ctx_setstring(kctx, KSSL_SERVER, host);
1308 #endif /* OPENSSL_NO_KRB5 */
1309 /* SSL_set_cipher_list(con,"RC4-MD5"); */
1311 #ifdef TLSEXT_TYPE_opaque_prf_input
1312 SSL_set_tlsext_opaque_prf_input(con, "Test client", 11);
1318 if (init_client(&s,host,port,socket_type) == 0)
1320 BIO_printf(bio_err,"connect:errno=%d\n",get_last_socket_error());
1324 BIO_printf(bio_c_out,"CONNECTED(%08X)\n",s);
1330 BIO_printf(bio_c_out,"turning on non blocking io\n");
1331 if (BIO_socket_ioctl(s,FIONBIO,&l) < 0)
1333 ERR_print_errors(bio_err);
1338 if (c_Pause & 0x01) SSL_set_debug(con, 1);
1340 if ( SSL_version(con) == DTLS1_VERSION)
1343 sbio=BIO_new_dgram(s,BIO_NOCLOSE);
1344 if (getsockname(s, &peer, (void *)&peerlen) < 0)
1346 BIO_printf(bio_err, "getsockname:errno=%d\n",
1347 get_last_socket_error());
1352 (void)BIO_ctrl_set_connected(sbio, 1, &peer);
1354 if (enable_timeouts)
1357 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1358 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1361 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1362 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1365 if (socket_mtu > 28)
1367 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1368 SSL_set_mtu(con, socket_mtu - 28);
1371 /* want to do MTU discovery */
1372 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1375 sbio=BIO_new_socket(s,BIO_NOCLOSE);
1381 test=BIO_new(BIO_f_nbio_test());
1382 sbio=BIO_push(test,sbio);
1387 SSL_set_debug(con, 1);
1388 BIO_set_callback(sbio,bio_dump_callback);
1389 BIO_set_callback_arg(sbio,(char *)bio_c_out);
1393 SSL_set_msg_callback(con, msg_cb);
1394 SSL_set_msg_callback_arg(con, bio_c_out);
1396 #ifndef OPENSSL_NO_TLSEXT
1399 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1400 SSL_set_tlsext_debug_arg(con, bio_c_out);
1404 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1405 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
1406 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
1409 STACK_OF(OCSP_RESPID) *ids = sk_OCSP_RESPID_new_null();
1410 OCSP_RESPID *id = OCSP_RESPID_new();
1411 id->value.byKey = ASN1_OCTET_STRING_new();
1412 id->type = V_OCSP_RESPID_KEY;
1413 ASN1_STRING_set(id->value.byKey, "Hello World", -1);
1414 sk_OCSP_RESPID_push(ids, id);
1415 SSL_set_tlsext_status_ids(con, ids);
1420 #ifndef OPENSSL_NO_JPAKE
1422 jpake_client_auth(bio_c_out, sbio, jpake_secret);
1425 SSL_set_bio(con,sbio,sbio);
1426 SSL_set_connect_state(con);
1428 /* ok, lets connect */
1429 width=SSL_get_fd(con)+1;
1442 /* This is an ugly hack that does a lot of assumptions */
1443 /* We do have to handle multi-line responses which may come
1444 in a single packet or not. We therefore have to use
1445 BIO_gets() which does need a buffering BIO. So during
1446 the initial chitchat we do push a buffering BIO into the
1447 chain that is removed again later on to not disturb the
1448 rest of the s_client operation. */
1449 if (starttls_proto == PROTO_SMTP)
1452 BIO *fbio = BIO_new(BIO_f_buffer());
1453 BIO_push(fbio, sbio);
1454 /* wait for multi-line response to end from SMTP */
1457 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1459 while (mbuf_len>3 && mbuf[3]=='-');
1460 /* STARTTLS command requires EHLO... */
1461 BIO_printf(fbio,"EHLO openssl.client.net\r\n");
1462 (void)BIO_flush(fbio);
1463 /* wait for multi-line response to end EHLO SMTP response */
1466 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1467 if (strstr(mbuf,"STARTTLS"))
1470 while (mbuf_len>3 && mbuf[3]=='-');
1471 (void)BIO_flush(fbio);
1476 "didn't found starttls in server response,"
1477 " try anyway...\n");
1478 BIO_printf(sbio,"STARTTLS\r\n");
1479 BIO_read(sbio,sbuf,BUFSIZZ);
1481 else if (starttls_proto == PROTO_POP3)
1483 BIO_read(sbio,mbuf,BUFSIZZ);
1484 BIO_printf(sbio,"STLS\r\n");
1485 BIO_read(sbio,sbuf,BUFSIZZ);
1487 else if (starttls_proto == PROTO_IMAP)
1490 BIO *fbio = BIO_new(BIO_f_buffer());
1491 BIO_push(fbio, sbio);
1492 BIO_gets(fbio,mbuf,BUFSIZZ);
1493 /* STARTTLS command requires CAPABILITY... */
1494 BIO_printf(fbio,". CAPABILITY\r\n");
1495 (void)BIO_flush(fbio);
1496 /* wait for multi-line CAPABILITY response */
1499 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1500 if (strstr(mbuf,"STARTTLS"))
1503 while (mbuf_len>3 && mbuf[0]!='.');
1504 (void)BIO_flush(fbio);
1509 "didn't found STARTTLS in server response,"
1510 " try anyway...\n");
1511 BIO_printf(sbio,". STARTTLS\r\n");
1512 BIO_read(sbio,sbuf,BUFSIZZ);
1514 else if (starttls_proto == PROTO_FTP)
1516 BIO *fbio = BIO_new(BIO_f_buffer());
1517 BIO_push(fbio, sbio);
1518 /* wait for multi-line response to end from FTP */
1521 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1523 while (mbuf_len>3 && mbuf[3]=='-');
1524 (void)BIO_flush(fbio);
1527 BIO_printf(sbio,"AUTH TLS\r\n");
1528 BIO_read(sbio,sbuf,BUFSIZZ);
1530 if (starttls_proto == PROTO_XMPP)
1533 BIO_printf(sbio,"<stream:stream "
1534 "xmlns:stream='http://etherx.jabber.org/streams' "
1535 "xmlns='jabber:client' to='%s' version='1.0'>", host);
1536 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1538 while (!strstr(mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'"))
1540 if (strstr(mbuf, "/stream:features>"))
1542 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1545 BIO_printf(sbio, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1546 seen = BIO_read(sbio,sbuf,BUFSIZZ);
1548 if (!strstr(sbuf, "<proceed"))
1558 if ((SSL_version(con) == DTLS1_VERSION) &&
1559 DTLSv1_get_timeout(con, &timeout))
1560 timeoutp = &timeout;
1564 if (SSL_in_init(con) && !SSL_total_renegotiations(con))
1575 #if 0 /* This test doesn't really work as intended (needs to be fixed) */
1576 #ifndef OPENSSL_NO_TLSEXT
1577 if (servername != NULL && !SSL_session_reused(con))
1579 BIO_printf(bio_c_out,"Server did %sacknowledge servername extension.\n",tlsextcbp.ack?"":"not ");
1585 BIO *stmp = BIO_new_file(sess_out, "w");
1588 PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
1592 BIO_printf(bio_err, "Error writing session file %s\n", sess_out);
1594 print_stuff(bio_c_out,con,full_log);
1595 if (full_log > 0) full_log--;
1599 BIO_printf(bio_err,"%s",mbuf);
1600 /* We don't need to know any more */
1601 starttls_proto = PROTO_OFF;
1607 BIO_printf(bio_c_out,"drop connection and then reconnect\n");
1609 SSL_set_connect_state(con);
1610 SHUTDOWN(SSL_get_fd(con));
1616 ssl_pending = read_ssl && SSL_pending(con);
1620 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined (OPENSSL_SYS_BEOS_R5)
1623 if (read_tty) openssl_fdset(fileno(stdin),&readfds);
1624 if (write_tty) openssl_fdset(fileno(stdout),&writefds);
1627 openssl_fdset(SSL_get_fd(con),&readfds);
1629 openssl_fdset(SSL_get_fd(con),&writefds);
1631 if(!tty_on || !write_tty) {
1633 openssl_fdset(SSL_get_fd(con),&readfds);
1635 openssl_fdset(SSL_get_fd(con),&writefds);
1638 /* printf("mode tty(%d %d%d) ssl(%d%d)\n",
1639 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
1641 /* Note: under VMS with SOCKETSHR the second parameter
1642 * is currently of type (int *) whereas under other
1643 * systems it is (void *) if you don't have a cast it
1644 * will choke the compiler: if you do have a cast then
1645 * you can either go for (int *) or (void *).
1647 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1648 /* Under Windows/DOS we make the assumption that we can
1649 * always write to the tty: therefore if we need to
1650 * write to the tty we just fall through. Otherwise
1651 * we timeout the select every second and see if there
1652 * are any keypresses. Note: this is a hack, in a proper
1653 * Windows application we wouldn't do this.
1660 i=select(width,(void *)&readfds,(void *)&writefds,
1662 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1663 if(!i && (!_kbhit() || !read_tty) ) continue;
1665 if(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue;
1667 } else i=select(width,(void *)&readfds,(void *)&writefds,
1670 #elif defined(OPENSSL_SYS_NETWARE)
1675 i=select(width,(void *)&readfds,(void *)&writefds,
1677 } else i=select(width,(void *)&readfds,(void *)&writefds,
1680 #elif defined(OPENSSL_SYS_BEOS_R5)
1681 /* Under BeOS-R5 the situation is similar to DOS */
1684 (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK);
1689 i=select(width,(void *)&readfds,(void *)&writefds,
1691 if (read(fileno(stdin), sbuf, 0) >= 0)
1693 if (!i && (stdin_set != 1 || !read_tty))
1695 } else i=select(width,(void *)&readfds,(void *)&writefds,
1698 (void)fcntl(fileno(stdin), F_SETFL, 0);
1700 i=select(width,(void *)&readfds,(void *)&writefds,
1705 BIO_printf(bio_err,"bad select %d\n",
1706 get_last_socket_error());
1712 if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0)
1714 BIO_printf(bio_err,"TIMEOUT occured\n");
1717 if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds))
1719 k=SSL_write(con,&(cbuf[cbuf_off]),
1720 (unsigned int)cbuf_len);
1721 switch (SSL_get_error(con,k))
1723 case SSL_ERROR_NONE:
1726 if (k <= 0) goto end;
1727 /* we have done a write(con,NULL,0); */
1733 else /* if (cbuf_len > 0) */
1739 case SSL_ERROR_WANT_WRITE:
1740 BIO_printf(bio_c_out,"write W BLOCK\n");
1744 case SSL_ERROR_WANT_READ:
1745 BIO_printf(bio_c_out,"write R BLOCK\n");
1750 case SSL_ERROR_WANT_X509_LOOKUP:
1751 BIO_printf(bio_c_out,"write X BLOCK\n");
1753 case SSL_ERROR_ZERO_RETURN:
1756 BIO_printf(bio_c_out,"shutdown\n");
1767 case SSL_ERROR_SYSCALL:
1768 if ((k != 0) || (cbuf_len != 0))
1770 BIO_printf(bio_err,"write:errno=%d\n",
1771 get_last_socket_error());
1781 ERR_print_errors(bio_err);
1785 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
1786 /* Assume Windows/DOS/BeOS can always write */
1787 else if (!ssl_pending && write_tty)
1789 else if (!ssl_pending && FD_ISSET(fileno(stdout),&writefds))
1792 #ifdef CHARSET_EBCDIC
1793 ascii2ebcdic(&(sbuf[sbuf_off]),&(sbuf[sbuf_off]),sbuf_len);
1795 i=raw_write_stdout(&(sbuf[sbuf_off]),sbuf_len);
1799 BIO_printf(bio_c_out,"DONE\n");
1813 else if (ssl_pending || FD_ISSET(SSL_get_fd(con),&readfds))
1816 { static int iiii; if (++iiii == 52) { SSL_renegotiate(con); iiii=0; } }
1819 k=SSL_read(con,sbuf,1024 /* BUFSIZZ */ );
1821 /* Demo for pending and peek :-) */
1822 k=SSL_read(con,sbuf,16);
1824 printf("read=%d pending=%d peek=%d\n",k,SSL_pending(con),SSL_peek(con,zbuf,10240));
1828 switch (SSL_get_error(con,k))
1830 case SSL_ERROR_NONE:
1839 case SSL_ERROR_WANT_WRITE:
1840 BIO_printf(bio_c_out,"read W BLOCK\n");
1844 case SSL_ERROR_WANT_READ:
1845 BIO_printf(bio_c_out,"read R BLOCK\n");
1848 if ((read_tty == 0) && (write_ssl == 0))
1851 case SSL_ERROR_WANT_X509_LOOKUP:
1852 BIO_printf(bio_c_out,"read X BLOCK\n");
1854 case SSL_ERROR_SYSCALL:
1855 ret=get_last_socket_error();
1856 BIO_printf(bio_err,"read:errno=%d\n",ret);
1858 case SSL_ERROR_ZERO_RETURN:
1859 BIO_printf(bio_c_out,"closed\n");
1863 ERR_print_errors(bio_err);
1869 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1870 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1873 else if ((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
1875 #elif defined (OPENSSL_SYS_NETWARE)
1877 #elif defined(OPENSSL_SYS_BEOS_R5)
1880 else if (FD_ISSET(fileno(stdin),&readfds))
1887 i=raw_read_stdin(cbuf,BUFSIZZ/2);
1889 /* both loops are skipped when i <= 0 */
1890 for (j = 0; j < i; j++)
1891 if (cbuf[j] == '\n')
1893 for (j = i-1; j >= 0; j--)
1895 cbuf[j+lf_num] = cbuf[j];
1896 if (cbuf[j] == '\n')
1900 cbuf[j+lf_num] = '\r';
1903 assert(lf_num == 0);
1906 i=raw_read_stdin(cbuf,BUFSIZZ);
1908 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q')))
1910 BIO_printf(bio_err,"DONE\n");
1915 if ((!c_ign_eof) && (cbuf[0] == 'R'))
1917 BIO_printf(bio_err,"RENEGOTIATING\n");
1918 SSL_renegotiate(con);
1921 #ifndef OPENSSL_NO_HEARTBEATS
1922 else if ((!c_ign_eof) && (cbuf[0] == 'B'))
1924 BIO_printf(bio_err,"HEARTBEATING\n");
1933 #ifdef CHARSET_EBCDIC
1934 ebcdic2ascii(cbuf, cbuf, i);
1946 print_stuff(bio_c_out,con,full_log);
1948 SHUTDOWN(SSL_get_fd(con));
1953 print_stuff(bio_c_out,con,1);
1956 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1957 if (next_proto.data)
1958 OPENSSL_free(next_proto.data);
1960 if (ctx != NULL) SSL_CTX_free(ctx);
1967 ssl_excert_free(exc);
1969 X509_VERIFY_PARAM_free(vpm);
1970 if (cbuf != NULL) { OPENSSL_cleanse(cbuf,BUFSIZZ); OPENSSL_free(cbuf); }
1971 if (sbuf != NULL) { OPENSSL_cleanse(sbuf,BUFSIZZ); OPENSSL_free(sbuf); }
1972 if (mbuf != NULL) { OPENSSL_cleanse(mbuf,BUFSIZZ); OPENSSL_free(mbuf); }
1973 if (bio_c_out != NULL)
1975 BIO_free(bio_c_out);
1983 static void print_stuff(BIO *bio, SSL *s, int full)
1987 static const char *space=" ";
1990 STACK_OF(X509_NAME) *sk2;
1991 const SSL_CIPHER *c;
1994 #ifndef OPENSSL_NO_COMP
1995 const COMP_METHOD *comp, *expansion;
1997 unsigned char *exportedkeymat;
2001 int got_a_chain = 0;
2003 sk=SSL_get_peer_cert_chain(s);
2006 got_a_chain = 1; /* we don't have it for SSL2 (yet) */
2008 BIO_printf(bio,"---\nCertificate chain\n");
2009 for (i=0; i<sk_X509_num(sk); i++)
2011 X509_NAME_oneline(X509_get_subject_name(
2012 sk_X509_value(sk,i)),buf,sizeof buf);
2013 BIO_printf(bio,"%2d s:%s\n",i,buf);
2014 X509_NAME_oneline(X509_get_issuer_name(
2015 sk_X509_value(sk,i)),buf,sizeof buf);
2016 BIO_printf(bio," i:%s\n",buf);
2018 PEM_write_bio_X509(bio,sk_X509_value(sk,i));
2022 BIO_printf(bio,"---\n");
2023 peer=SSL_get_peer_certificate(s);
2026 BIO_printf(bio,"Server certificate\n");
2027 if (!(c_showcerts && got_a_chain)) /* Redundant if we showed the whole chain */
2028 PEM_write_bio_X509(bio,peer);
2029 X509_NAME_oneline(X509_get_subject_name(peer),
2031 BIO_printf(bio,"subject=%s\n",buf);
2032 X509_NAME_oneline(X509_get_issuer_name(peer),
2034 BIO_printf(bio,"issuer=%s\n",buf);
2037 BIO_printf(bio,"no peer certificate available\n");
2039 sk2=SSL_get_client_CA_list(s);
2040 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0))
2042 BIO_printf(bio,"---\nAcceptable client certificate CA names\n");
2043 for (i=0; i<sk_X509_NAME_num(sk2); i++)
2045 xn=sk_X509_NAME_value(sk2,i);
2046 X509_NAME_oneline(xn,buf,sizeof(buf));
2047 BIO_write(bio,buf,strlen(buf));
2048 BIO_write(bio,"\n",1);
2053 BIO_printf(bio,"---\nNo client certificate CA names sent\n");
2055 p=SSL_get_shared_ciphers(s,buf,sizeof buf);
2058 /* This works only for SSL 2. In later protocol
2059 * versions, the client does not know what other
2060 * ciphers (in addition to the one to be used
2061 * in the current connection) the server supports. */
2063 BIO_printf(bio,"---\nCiphers common between both SSL endpoints:\n");
2069 BIO_write(bio,space,15-j%25);
2072 BIO_write(bio,((i%3)?" ":"\n"),1);
2081 BIO_write(bio,"\n",1);
2084 ssl_print_sigalgs(bio, s);
2085 ssl_print_tmp_key(bio, s);
2087 BIO_printf(bio,"---\nSSL handshake has read %ld bytes and written %ld bytes\n",
2088 BIO_number_read(SSL_get_rbio(s)),
2089 BIO_number_written(SSL_get_wbio(s)));
2091 BIO_printf(bio,(SSL_cache_hit(s)?"---\nReused, ":"---\nNew, "));
2092 c=SSL_get_current_cipher(s);
2093 BIO_printf(bio,"%s, Cipher is %s\n",
2094 SSL_CIPHER_get_version(c),
2095 SSL_CIPHER_get_name(c));
2098 pktmp = X509_get_pubkey(peer);
2099 BIO_printf(bio,"Server public key is %d bit\n",
2100 EVP_PKEY_bits(pktmp));
2101 EVP_PKEY_free(pktmp);
2103 BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
2104 SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
2105 #ifndef OPENSSL_NO_COMP
2106 comp=SSL_get_current_compression(s);
2107 expansion=SSL_get_current_expansion(s);
2108 BIO_printf(bio,"Compression: %s\n",
2109 comp ? SSL_COMP_get_name(comp) : "NONE");
2110 BIO_printf(bio,"Expansion: %s\n",
2111 expansion ? SSL_COMP_get_name(expansion) : "NONE");
2116 /* Print out local port of connection: useful for debugging */
2118 struct sockaddr_in ladd;
2119 socklen_t ladd_size = sizeof(ladd);
2120 sock = SSL_get_fd(s);
2121 getsockname(sock, (struct sockaddr *)&ladd, &ladd_size);
2122 BIO_printf(bio_c_out, "LOCAL PORT is %u\n", ntohs(ladd.sin_port));
2126 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2127 if (next_proto.status != -1) {
2128 const unsigned char *proto;
2129 unsigned int proto_len;
2130 SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
2131 BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
2132 BIO_write(bio, proto, proto_len);
2133 BIO_write(bio, "\n", 1);
2138 SRTP_PROTECTION_PROFILE *srtp_profile=SSL_get_selected_srtp_profile(s);
2141 BIO_printf(bio,"SRTP Extension negotiated, profile=%s\n",
2142 srtp_profile->name);
2145 SSL_SESSION_print(bio,SSL_get_session(s));
2146 if (keymatexportlabel != NULL)
2148 BIO_printf(bio, "Keying material exporter:\n");
2149 BIO_printf(bio, " Label: '%s'\n", keymatexportlabel);
2150 BIO_printf(bio, " Length: %i bytes\n", keymatexportlen);
2151 exportedkeymat = OPENSSL_malloc(keymatexportlen);
2152 if (exportedkeymat != NULL)
2154 if (!SSL_export_keying_material(s, exportedkeymat,
2157 strlen(keymatexportlabel),
2160 BIO_printf(bio, " Error\n");
2164 BIO_printf(bio, " Keying material: ");
2165 for (i=0; i<keymatexportlen; i++)
2166 BIO_printf(bio, "%02X",
2168 BIO_printf(bio, "\n");
2170 OPENSSL_free(exportedkeymat);
2173 BIO_printf(bio,"---\n");
2176 /* flush, or debugging output gets mixed with http response */
2177 (void)BIO_flush(bio);
2180 #ifndef OPENSSL_NO_TLSEXT
2182 static int ocsp_resp_cb(SSL *s, void *arg)
2184 const unsigned char *p;
2187 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
2188 BIO_puts(arg, "OCSP response: ");
2191 BIO_puts(arg, "no response sent\n");
2194 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
2197 BIO_puts(arg, "response parse error\n");
2198 BIO_dump_indent(arg, (char *)p, len, 4);
2201 BIO_puts(arg, "\n======================================\n");
2202 OCSP_RESPONSE_print(arg, rsp, 0);
2203 BIO_puts(arg, "======================================\n");
2204 OCSP_RESPONSE_free(rsp);
2208 static int audit_proof_cb(SSL *s, void *arg)
2210 const unsigned char *proof;
2213 SSL_SESSION *sess = SSL_get_session(s);
2215 proof = SSL_SESSION_get_tlsext_authz_server_audit_proof(sess,
2219 BIO_printf(bio_c_out, "Audit proof: ");
2220 for (i = 0; i < proof_len; ++i)
2221 BIO_printf(bio_c_out, "%02X", proof[i]);
2222 BIO_printf(bio_c_out, "\n");
2226 BIO_printf(bio_c_out, "No audit proof found.\n");