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;
562 #ifndef OPENSSL_NO_KRB5
565 int s,k,width,state=0;
566 char *cbuf=NULL,*sbuf=NULL,*mbuf=NULL;
567 int cbuf_len,cbuf_off;
568 int sbuf_len,sbuf_off;
569 fd_set readfds,writefds;
572 char *host=SSL_HOST_NAME;
573 char *cert_file=NULL,*key_file=NULL;
574 int cert_format = FORMAT_PEM, key_format = FORMAT_PEM;
575 char *passarg = NULL, *pass = NULL;
577 EVP_PKEY *key = NULL;
578 char *CApath=NULL,*CAfile=NULL,*cipher=NULL;
579 int reconnect=0,badop=0,verify=SSL_VERIFY_NONE,bugs=0;
581 int write_tty,read_tty,write_ssl,read_ssl,tty_on,ssl_pending;
583 int ret=1,in_init=1,i,nbio_test=0;
584 int starttls_proto = PROTO_OFF;
586 X509_VERIFY_PARAM *vpm = NULL;
588 const SSL_METHOD *meth=NULL;
589 int socket_type=SOCK_STREAM;
593 struct timeval timeout, *timeoutp;
594 #ifndef OPENSSL_NO_ENGINE
595 char *engine_id=NULL;
596 char *ssl_client_engine_id=NULL;
597 ENGINE *ssl_client_engine=NULL;
600 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
602 #if defined(OPENSSL_SYS_BEOS_R5)
606 #ifndef OPENSSL_NO_TLSEXT
607 char *servername = NULL;
610 char *client_sigalgs=NULL;
611 tlsextctx tlsextcbp =
613 # ifndef OPENSSL_NO_NEXTPROTONEG
614 const char *next_proto_neg_in = NULL;
617 char *sess_in = NULL;
618 char *sess_out = NULL;
619 struct sockaddr peer;
620 int peerlen = sizeof(peer);
621 int enable_timeouts = 0 ;
623 #ifndef OPENSSL_NO_JPAKE
624 char *jpake_secret = NULL;
626 #ifndef OPENSSL_NO_SRP
627 char * srppass = NULL;
628 int srp_lateuser = 0;
629 SRP_ARG srp_arg = {NULL,NULL,0,0,0,1024};
631 SSL_EXCERT *exc = NULL;
633 meth=SSLv23_client_method();
644 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
646 if (!load_config(bio_err, NULL))
649 if ( ((cbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
650 ((sbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
651 ((mbuf=OPENSSL_malloc(BUFSIZZ)) == NULL))
653 BIO_printf(bio_err,"out of memory\n");
658 verify_error=X509_V_OK;
667 if (strcmp(*argv,"-host") == 0)
669 if (--argc < 1) goto bad;
672 else if (strcmp(*argv,"-port") == 0)
674 if (--argc < 1) goto bad;
675 port=atoi(*(++argv));
676 if (port == 0) goto bad;
678 else if (strcmp(*argv,"-connect") == 0)
680 if (--argc < 1) goto bad;
681 if (!extract_host_port(*(++argv),&host,NULL,&port))
684 else if (strcmp(*argv,"-verify") == 0)
686 verify=SSL_VERIFY_PEER;
687 if (--argc < 1) goto bad;
688 verify_depth=atoi(*(++argv));
689 BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
691 else if (strcmp(*argv,"-cert") == 0)
693 if (--argc < 1) goto bad;
694 cert_file= *(++argv);
696 else if (strcmp(*argv,"-sess_out") == 0)
698 if (--argc < 1) goto bad;
699 sess_out = *(++argv);
701 else if (strcmp(*argv,"-sess_in") == 0)
703 if (--argc < 1) goto bad;
706 else if (strcmp(*argv,"-certform") == 0)
708 if (--argc < 1) goto bad;
709 cert_format = str2fmt(*(++argv));
711 else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm))
717 else if (strcmp(*argv,"-verify_return_error") == 0)
718 verify_return_error = 1;
719 else if (args_excert(&argv, &argc, &badarg, bio_err, &exc))
725 else if (strcmp(*argv,"-prexit") == 0)
727 else if (strcmp(*argv,"-crlf") == 0)
729 else if (strcmp(*argv,"-quiet") == 0)
734 else if (strcmp(*argv,"-ign_eof") == 0)
736 else if (strcmp(*argv,"-no_ign_eof") == 0)
738 else if (strcmp(*argv,"-pause") == 0)
740 else if (strcmp(*argv,"-debug") == 0)
742 #ifndef OPENSSL_NO_TLSEXT
743 else if (strcmp(*argv,"-tlsextdebug") == 0)
745 else if (strcmp(*argv,"-status") == 0)
747 else if (strcmp(*argv,"-proof_debug") == 0)
751 else if (strcmp(*argv,"-wdebug") == 0)
754 else if (strcmp(*argv,"-msg") == 0)
756 else if (strcmp(*argv,"-showcerts") == 0)
758 else if (strcmp(*argv,"-nbio_test") == 0)
760 else if (strcmp(*argv,"-state") == 0)
762 #ifndef OPENSSL_NO_PSK
763 else if (strcmp(*argv,"-psk_identity") == 0)
765 if (--argc < 1) goto bad;
766 psk_identity=*(++argv);
768 else if (strcmp(*argv,"-psk") == 0)
772 if (--argc < 1) goto bad;
774 for (j = 0; j < strlen(psk_key); j++)
776 if (isxdigit((unsigned char)psk_key[j]))
778 BIO_printf(bio_err,"Not a hex number '%s'\n",*argv);
783 #ifndef OPENSSL_NO_SRP
784 else if (strcmp(*argv,"-srpuser") == 0)
786 if (--argc < 1) goto bad;
787 srp_arg.srplogin= *(++argv);
788 meth=TLSv1_client_method();
790 else if (strcmp(*argv,"-srppass") == 0)
792 if (--argc < 1) goto bad;
794 meth=TLSv1_client_method();
796 else if (strcmp(*argv,"-srp_strength") == 0)
798 if (--argc < 1) goto bad;
799 srp_arg.strength=atoi(*(++argv));
800 BIO_printf(bio_err,"SRP minimal length for N is %d\n",srp_arg.strength);
801 meth=TLSv1_client_method();
803 else if (strcmp(*argv,"-srp_lateuser") == 0)
806 meth=TLSv1_client_method();
808 else if (strcmp(*argv,"-srp_moregroups") == 0)
811 meth=TLSv1_client_method();
814 #ifndef OPENSSL_NO_SSL2
815 else if (strcmp(*argv,"-ssl2") == 0)
816 meth=SSLv2_client_method();
818 #ifndef OPENSSL_NO_SSL3
819 else if (strcmp(*argv,"-ssl3") == 0)
820 meth=SSLv3_client_method();
822 #ifndef OPENSSL_NO_TLS1
823 else if (strcmp(*argv,"-tls1_2") == 0)
824 meth=TLSv1_2_client_method();
825 else if (strcmp(*argv,"-tls1_1") == 0)
826 meth=TLSv1_1_client_method();
827 else if (strcmp(*argv,"-tls1") == 0)
828 meth=TLSv1_client_method();
830 #ifndef OPENSSL_NO_DTLS1
831 else if (strcmp(*argv,"-dtls1") == 0)
833 meth=DTLSv1_client_method();
834 socket_type=SOCK_DGRAM;
836 else if (strcmp(*argv,"-timeout") == 0)
838 else if (strcmp(*argv,"-mtu") == 0)
840 if (--argc < 1) goto bad;
841 socket_mtu = atol(*(++argv));
844 else if (strcmp(*argv,"-bugs") == 0)
846 else if (strcmp(*argv,"-keyform") == 0)
848 if (--argc < 1) goto bad;
849 key_format = str2fmt(*(++argv));
851 else if (strcmp(*argv,"-pass") == 0)
853 if (--argc < 1) goto bad;
856 else if (strcmp(*argv,"-key") == 0)
858 if (--argc < 1) goto bad;
861 else if (strcmp(*argv,"-reconnect") == 0)
865 else if (strcmp(*argv,"-CApath") == 0)
867 if (--argc < 1) goto bad;
870 else if (strcmp(*argv,"-CAfile") == 0)
872 if (--argc < 1) goto bad;
875 else if (strcmp(*argv,"-no_tls1_2") == 0)
876 off|=SSL_OP_NO_TLSv1_2;
877 else if (strcmp(*argv,"-no_tls1_1") == 0)
878 off|=SSL_OP_NO_TLSv1_1;
879 else if (strcmp(*argv,"-no_tls1") == 0)
880 off|=SSL_OP_NO_TLSv1;
881 else if (strcmp(*argv,"-no_ssl3") == 0)
882 off|=SSL_OP_NO_SSLv3;
883 else if (strcmp(*argv,"-no_ssl2") == 0)
884 off|=SSL_OP_NO_SSLv2;
885 else if (strcmp(*argv,"-no_comp") == 0)
886 { off|=SSL_OP_NO_COMPRESSION; }
887 #ifndef OPENSSL_NO_TLSEXT
888 else if (strcmp(*argv,"-no_ticket") == 0)
889 { off|=SSL_OP_NO_TICKET; }
890 # ifndef OPENSSL_NO_NEXTPROTONEG
891 else if (strcmp(*argv,"-nextprotoneg") == 0)
893 if (--argc < 1) goto bad;
894 next_proto_neg_in = *(++argv);
898 else if (strcmp(*argv,"-serverpref") == 0)
899 off|=SSL_OP_CIPHER_SERVER_PREFERENCE;
900 else if (strcmp(*argv,"-legacy_renegotiation") == 0)
901 off|=SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION;
902 else if (strcmp(*argv,"-legacy_server_connect") == 0)
903 { off|=SSL_OP_LEGACY_SERVER_CONNECT; }
904 else if (strcmp(*argv,"-no_legacy_server_connect") == 0)
905 { clr|=SSL_OP_LEGACY_SERVER_CONNECT; }
906 else if (strcmp(*argv,"-cipher") == 0)
908 if (--argc < 1) goto bad;
912 else if (strcmp(*argv,"-nbio") == 0)
915 else if (strcmp(*argv,"-starttls") == 0)
917 if (--argc < 1) goto bad;
919 if (strcmp(*argv,"smtp") == 0)
920 starttls_proto = PROTO_SMTP;
921 else if (strcmp(*argv,"pop3") == 0)
922 starttls_proto = PROTO_POP3;
923 else if (strcmp(*argv,"imap") == 0)
924 starttls_proto = PROTO_IMAP;
925 else if (strcmp(*argv,"ftp") == 0)
926 starttls_proto = PROTO_FTP;
927 else if (strcmp(*argv, "xmpp") == 0)
928 starttls_proto = PROTO_XMPP;
932 #ifndef OPENSSL_NO_ENGINE
933 else if (strcmp(*argv,"-engine") == 0)
935 if (--argc < 1) goto bad;
936 engine_id = *(++argv);
938 else if (strcmp(*argv,"-ssl_client_engine") == 0)
940 if (--argc < 1) goto bad;
941 ssl_client_engine_id = *(++argv);
944 else if (strcmp(*argv,"-rand") == 0)
946 if (--argc < 1) goto bad;
949 #ifndef OPENSSL_NO_TLSEXT
950 else if (strcmp(*argv,"-servername") == 0)
952 if (--argc < 1) goto bad;
953 servername= *(++argv);
954 /* meth=TLSv1_client_method(); */
956 else if (strcmp(*argv,"-curves") == 0)
958 if (--argc < 1) goto bad;
961 else if (strcmp(*argv,"-sigalgs") == 0)
963 if (--argc < 1) goto bad;
966 else if (strcmp(*argv,"-client_sigalgs") == 0)
968 if (--argc < 1) goto bad;
969 client_sigalgs= *(++argv);
972 #ifndef OPENSSL_NO_JPAKE
973 else if (strcmp(*argv,"-jpake") == 0)
975 if (--argc < 1) goto bad;
976 jpake_secret = *++argv;
979 else if (strcmp(*argv,"-use_srtp") == 0)
981 if (--argc < 1) goto bad;
982 srtp_profiles = *(++argv);
984 else if (strcmp(*argv,"-keymatexport") == 0)
986 if (--argc < 1) goto bad;
987 keymatexportlabel= *(++argv);
989 else if (strcmp(*argv,"-keymatexportlen") == 0)
991 if (--argc < 1) goto bad;
992 keymatexportlen=atoi(*(++argv));
993 if (keymatexportlen == 0) goto bad;
995 else if (strcmp(*argv, "-cert_strict") == 0)
996 cert_flags |= SSL_CERT_FLAG_TLS_STRICT;
999 BIO_printf(bio_err,"unknown option %s\n",*argv);
1013 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1019 "Can't use JPAKE and PSK together\n");
1022 psk_identity = "JPAKE";
1025 BIO_printf(bio_err, "JPAKE sets cipher to PSK\n");
1032 OpenSSL_add_ssl_algorithms();
1033 SSL_load_error_strings();
1035 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1036 next_proto.status = -1;
1037 if (next_proto_neg_in)
1039 next_proto.data = next_protos_parse(&next_proto.len, next_proto_neg_in);
1040 if (next_proto.data == NULL)
1042 BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n");
1047 next_proto.data = NULL;
1050 #ifndef OPENSSL_NO_ENGINE
1051 e = setup_engine(bio_err, engine_id, 1);
1052 if (ssl_client_engine_id)
1054 ssl_client_engine = ENGINE_by_id(ssl_client_engine_id);
1055 if (!ssl_client_engine)
1058 "Error getting client auth engine\n");
1064 if (!app_passwd(bio_err, passarg, NULL, &pass, NULL))
1066 BIO_printf(bio_err, "Error getting password\n");
1070 if (key_file == NULL)
1071 key_file = cert_file;
1078 key = load_key(bio_err, key_file, key_format, 0, pass, e,
1079 "client certificate private key file");
1082 ERR_print_errors(bio_err);
1091 cert = load_cert(bio_err,cert_file,cert_format,
1092 NULL, e, "client certificate file");
1096 ERR_print_errors(bio_err);
1101 if (!load_excert(&exc, bio_err))
1104 if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
1107 BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
1110 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
1111 app_RAND_load_files(inrand));
1113 if (bio_c_out == NULL)
1115 if (c_quiet && !c_debug && !c_msg)
1117 bio_c_out=BIO_new(BIO_s_null());
1121 if (bio_c_out == NULL)
1122 bio_c_out=BIO_new_fp(stdout,BIO_NOCLOSE);
1126 #ifndef OPENSSL_NO_SRP
1127 if(!app_passwd(bio_err, srppass, NULL, &srp_arg.srppassin, NULL))
1129 BIO_printf(bio_err, "Error getting password\n");
1134 ctx=SSL_CTX_new(meth);
1137 ERR_print_errors(bio_err);
1142 SSL_CTX_set1_param(ctx, vpm);
1144 #ifndef OPENSSL_NO_ENGINE
1145 if (ssl_client_engine)
1147 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine))
1149 BIO_puts(bio_err, "Error setting client auth engine\n");
1150 ERR_print_errors(bio_err);
1151 ENGINE_free(ssl_client_engine);
1154 ENGINE_free(ssl_client_engine);
1158 #ifndef OPENSSL_NO_PSK
1159 #ifdef OPENSSL_NO_JPAKE
1160 if (psk_key != NULL)
1162 if (psk_key != NULL || jpake_secret)
1166 BIO_printf(bio_c_out, "PSK key given or JPAKE in use, setting client callback\n");
1167 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
1169 if (srtp_profiles != NULL)
1170 SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles);
1173 SSL_CTX_set_options(ctx,SSL_OP_ALL|off);
1175 SSL_CTX_set_options(ctx,off);
1178 SSL_CTX_clear_options(ctx, clr);
1179 if (cert_flags) SSL_CTX_set_cert_flags(ctx, cert_flags);
1180 if (exc) ssl_ctx_set_excert(ctx, exc);
1181 /* DTLS: partial reads end up discarding unread UDP bytes :-(
1182 * Setting read ahead solves this problem.
1184 if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
1186 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1187 if (next_proto.data)
1188 SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
1191 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
1193 if(!SSL_CTX_set_cipher_list(ctx,cipher)) {
1194 BIO_printf(bio_err,"error setting cipher list\n");
1195 ERR_print_errors(bio_err);
1200 SSL_CTX_set_cipher_list(ctx,getenv("SSL_CIPHER"));
1203 SSL_CTX_set_verify(ctx,verify,verify_callback);
1204 if (!set_cert_key_stuff(ctx,cert,key, NULL))
1207 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
1208 (!SSL_CTX_set_default_verify_paths(ctx)))
1210 /* BIO_printf(bio_err,"error setting default verify locations\n"); */
1211 ERR_print_errors(bio_err);
1215 #ifndef OPENSSL_NO_TLSEXT
1217 if(!SSL_CTX_set1_curves_list(ctx,curves)) {
1218 BIO_printf(bio_err,"error setting curve list\n");
1219 ERR_print_errors(bio_err);
1222 if (sigalgs != NULL)
1223 if(!SSL_CTX_set1_sigalgs_list(ctx,sigalgs)) {
1224 BIO_printf(bio_err,"error setting signature algorithms list\n");
1225 ERR_print_errors(bio_err);
1228 if (client_sigalgs != NULL)
1229 if(!SSL_CTX_set1_client_sigalgs_list(ctx,client_sigalgs)) {
1230 BIO_printf(bio_err,"error setting client signature algorithms list\n");
1231 ERR_print_errors(bio_err);
1234 if (servername != NULL)
1236 tlsextcbp.biodebug = bio_err;
1237 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1238 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1240 #ifndef OPENSSL_NO_SRP
1241 if (srp_arg.srplogin)
1243 if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin))
1245 BIO_printf(bio_err,"Unable to set SRP username\n");
1248 srp_arg.msg = c_msg;
1249 srp_arg.debug = c_debug ;
1250 SSL_CTX_set_srp_cb_arg(ctx,&srp_arg);
1251 SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
1252 SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
1253 if (c_msg || c_debug || srp_arg.amp == 0)
1254 SSL_CTX_set_srp_verify_param_callback(ctx, ssl_srp_verify_param_cb);
1259 SSL_CTX_set_tlsext_authz_server_audit_proof_cb(ctx,
1267 BIO *stmp = BIO_new_file(sess_in, "r");
1270 BIO_printf(bio_err, "Can't open session file %s\n",
1272 ERR_print_errors(bio_err);
1275 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1279 BIO_printf(bio_err, "Can't open session file %s\n",
1281 ERR_print_errors(bio_err);
1284 SSL_set_session(con, sess);
1285 SSL_SESSION_free(sess);
1287 #ifndef OPENSSL_NO_TLSEXT
1288 if (servername != NULL)
1290 if (!SSL_set_tlsext_host_name(con,servername))
1292 BIO_printf(bio_err,"Unable to set TLS servername extension.\n");
1293 ERR_print_errors(bio_err);
1298 #ifndef OPENSSL_NO_KRB5
1299 if (con && (kctx = kssl_ctx_new()) != NULL)
1301 SSL_set0_kssl_ctx(con, kctx);
1302 kssl_ctx_setstring(kctx, KSSL_SERVER, host);
1304 #endif /* OPENSSL_NO_KRB5 */
1305 /* SSL_set_cipher_list(con,"RC4-MD5"); */
1307 #ifdef TLSEXT_TYPE_opaque_prf_input
1308 SSL_set_tlsext_opaque_prf_input(con, "Test client", 11);
1314 if (init_client(&s,host,port,socket_type) == 0)
1316 BIO_printf(bio_err,"connect:errno=%d\n",get_last_socket_error());
1320 BIO_printf(bio_c_out,"CONNECTED(%08X)\n",s);
1326 BIO_printf(bio_c_out,"turning on non blocking io\n");
1327 if (BIO_socket_ioctl(s,FIONBIO,&l) < 0)
1329 ERR_print_errors(bio_err);
1334 if (c_Pause & 0x01) SSL_set_debug(con, 1);
1336 if ( SSL_version(con) == DTLS1_VERSION)
1339 sbio=BIO_new_dgram(s,BIO_NOCLOSE);
1340 if (getsockname(s, &peer, (void *)&peerlen) < 0)
1342 BIO_printf(bio_err, "getsockname:errno=%d\n",
1343 get_last_socket_error());
1348 (void)BIO_ctrl_set_connected(sbio, 1, &peer);
1350 if (enable_timeouts)
1353 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1354 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1357 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1358 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1361 if (socket_mtu > 28)
1363 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1364 SSL_set_mtu(con, socket_mtu - 28);
1367 /* want to do MTU discovery */
1368 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1371 sbio=BIO_new_socket(s,BIO_NOCLOSE);
1377 test=BIO_new(BIO_f_nbio_test());
1378 sbio=BIO_push(test,sbio);
1383 SSL_set_debug(con, 1);
1384 BIO_set_callback(sbio,bio_dump_callback);
1385 BIO_set_callback_arg(sbio,(char *)bio_c_out);
1389 SSL_set_msg_callback(con, msg_cb);
1390 SSL_set_msg_callback_arg(con, bio_c_out);
1392 #ifndef OPENSSL_NO_TLSEXT
1395 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1396 SSL_set_tlsext_debug_arg(con, bio_c_out);
1400 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1401 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
1402 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
1405 STACK_OF(OCSP_RESPID) *ids = sk_OCSP_RESPID_new_null();
1406 OCSP_RESPID *id = OCSP_RESPID_new();
1407 id->value.byKey = ASN1_OCTET_STRING_new();
1408 id->type = V_OCSP_RESPID_KEY;
1409 ASN1_STRING_set(id->value.byKey, "Hello World", -1);
1410 sk_OCSP_RESPID_push(ids, id);
1411 SSL_set_tlsext_status_ids(con, ids);
1416 #ifndef OPENSSL_NO_JPAKE
1418 jpake_client_auth(bio_c_out, sbio, jpake_secret);
1421 SSL_set_bio(con,sbio,sbio);
1422 SSL_set_connect_state(con);
1424 /* ok, lets connect */
1425 width=SSL_get_fd(con)+1;
1438 /* This is an ugly hack that does a lot of assumptions */
1439 /* We do have to handle multi-line responses which may come
1440 in a single packet or not. We therefore have to use
1441 BIO_gets() which does need a buffering BIO. So during
1442 the initial chitchat we do push a buffering BIO into the
1443 chain that is removed again later on to not disturb the
1444 rest of the s_client operation. */
1445 if (starttls_proto == PROTO_SMTP)
1448 BIO *fbio = BIO_new(BIO_f_buffer());
1449 BIO_push(fbio, sbio);
1450 /* wait for multi-line response to end from SMTP */
1453 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1455 while (mbuf_len>3 && mbuf[3]=='-');
1456 /* STARTTLS command requires EHLO... */
1457 BIO_printf(fbio,"EHLO openssl.client.net\r\n");
1458 (void)BIO_flush(fbio);
1459 /* wait for multi-line response to end EHLO SMTP response */
1462 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1463 if (strstr(mbuf,"STARTTLS"))
1466 while (mbuf_len>3 && mbuf[3]=='-');
1467 (void)BIO_flush(fbio);
1472 "didn't found starttls in server response,"
1473 " try anyway...\n");
1474 BIO_printf(sbio,"STARTTLS\r\n");
1475 BIO_read(sbio,sbuf,BUFSIZZ);
1477 else if (starttls_proto == PROTO_POP3)
1479 BIO_read(sbio,mbuf,BUFSIZZ);
1480 BIO_printf(sbio,"STLS\r\n");
1481 BIO_read(sbio,sbuf,BUFSIZZ);
1483 else if (starttls_proto == PROTO_IMAP)
1486 BIO *fbio = BIO_new(BIO_f_buffer());
1487 BIO_push(fbio, sbio);
1488 BIO_gets(fbio,mbuf,BUFSIZZ);
1489 /* STARTTLS command requires CAPABILITY... */
1490 BIO_printf(fbio,". CAPABILITY\r\n");
1491 (void)BIO_flush(fbio);
1492 /* wait for multi-line CAPABILITY response */
1495 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1496 if (strstr(mbuf,"STARTTLS"))
1499 while (mbuf_len>3 && mbuf[0]!='.');
1500 (void)BIO_flush(fbio);
1505 "didn't found STARTTLS in server response,"
1506 " try anyway...\n");
1507 BIO_printf(sbio,". STARTTLS\r\n");
1508 BIO_read(sbio,sbuf,BUFSIZZ);
1510 else if (starttls_proto == PROTO_FTP)
1512 BIO *fbio = BIO_new(BIO_f_buffer());
1513 BIO_push(fbio, sbio);
1514 /* wait for multi-line response to end from FTP */
1517 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1519 while (mbuf_len>3 && mbuf[3]=='-');
1520 (void)BIO_flush(fbio);
1523 BIO_printf(sbio,"AUTH TLS\r\n");
1524 BIO_read(sbio,sbuf,BUFSIZZ);
1526 if (starttls_proto == PROTO_XMPP)
1529 BIO_printf(sbio,"<stream:stream "
1530 "xmlns:stream='http://etherx.jabber.org/streams' "
1531 "xmlns='jabber:client' to='%s' version='1.0'>", host);
1532 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1534 while (!strstr(mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'"))
1536 if (strstr(mbuf, "/stream:features>"))
1538 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1541 BIO_printf(sbio, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1542 seen = BIO_read(sbio,sbuf,BUFSIZZ);
1544 if (!strstr(sbuf, "<proceed"))
1554 if ((SSL_version(con) == DTLS1_VERSION) &&
1555 DTLSv1_get_timeout(con, &timeout))
1556 timeoutp = &timeout;
1560 if (SSL_in_init(con) && !SSL_total_renegotiations(con))
1571 #if 0 /* This test doesn't really work as intended (needs to be fixed) */
1572 #ifndef OPENSSL_NO_TLSEXT
1573 if (servername != NULL && !SSL_session_reused(con))
1575 BIO_printf(bio_c_out,"Server did %sacknowledge servername extension.\n",tlsextcbp.ack?"":"not ");
1581 BIO *stmp = BIO_new_file(sess_out, "w");
1584 PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
1588 BIO_printf(bio_err, "Error writing session file %s\n", sess_out);
1590 print_stuff(bio_c_out,con,full_log);
1591 if (full_log > 0) full_log--;
1595 BIO_printf(bio_err,"%s",mbuf);
1596 /* We don't need to know any more */
1597 starttls_proto = PROTO_OFF;
1603 BIO_printf(bio_c_out,"drop connection and then reconnect\n");
1605 SSL_set_connect_state(con);
1606 SHUTDOWN(SSL_get_fd(con));
1612 ssl_pending = read_ssl && SSL_pending(con);
1616 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined (OPENSSL_SYS_BEOS_R5)
1619 if (read_tty) openssl_fdset(fileno(stdin),&readfds);
1620 if (write_tty) openssl_fdset(fileno(stdout),&writefds);
1623 openssl_fdset(SSL_get_fd(con),&readfds);
1625 openssl_fdset(SSL_get_fd(con),&writefds);
1627 if(!tty_on || !write_tty) {
1629 openssl_fdset(SSL_get_fd(con),&readfds);
1631 openssl_fdset(SSL_get_fd(con),&writefds);
1634 /* printf("mode tty(%d %d%d) ssl(%d%d)\n",
1635 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
1637 /* Note: under VMS with SOCKETSHR the second parameter
1638 * is currently of type (int *) whereas under other
1639 * systems it is (void *) if you don't have a cast it
1640 * will choke the compiler: if you do have a cast then
1641 * you can either go for (int *) or (void *).
1643 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1644 /* Under Windows/DOS we make the assumption that we can
1645 * always write to the tty: therefore if we need to
1646 * write to the tty we just fall through. Otherwise
1647 * we timeout the select every second and see if there
1648 * are any keypresses. Note: this is a hack, in a proper
1649 * Windows application we wouldn't do this.
1656 i=select(width,(void *)&readfds,(void *)&writefds,
1658 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1659 if(!i && (!_kbhit() || !read_tty) ) continue;
1661 if(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue;
1663 } else i=select(width,(void *)&readfds,(void *)&writefds,
1666 #elif defined(OPENSSL_SYS_NETWARE)
1671 i=select(width,(void *)&readfds,(void *)&writefds,
1673 } else i=select(width,(void *)&readfds,(void *)&writefds,
1676 #elif defined(OPENSSL_SYS_BEOS_R5)
1677 /* Under BeOS-R5 the situation is similar to DOS */
1680 (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK);
1685 i=select(width,(void *)&readfds,(void *)&writefds,
1687 if (read(fileno(stdin), sbuf, 0) >= 0)
1689 if (!i && (stdin_set != 1 || !read_tty))
1691 } else i=select(width,(void *)&readfds,(void *)&writefds,
1694 (void)fcntl(fileno(stdin), F_SETFL, 0);
1696 i=select(width,(void *)&readfds,(void *)&writefds,
1701 BIO_printf(bio_err,"bad select %d\n",
1702 get_last_socket_error());
1708 if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0)
1710 BIO_printf(bio_err,"TIMEOUT occured\n");
1713 if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds))
1715 k=SSL_write(con,&(cbuf[cbuf_off]),
1716 (unsigned int)cbuf_len);
1717 switch (SSL_get_error(con,k))
1719 case SSL_ERROR_NONE:
1722 if (k <= 0) goto end;
1723 /* we have done a write(con,NULL,0); */
1729 else /* if (cbuf_len > 0) */
1735 case SSL_ERROR_WANT_WRITE:
1736 BIO_printf(bio_c_out,"write W BLOCK\n");
1740 case SSL_ERROR_WANT_READ:
1741 BIO_printf(bio_c_out,"write R BLOCK\n");
1746 case SSL_ERROR_WANT_X509_LOOKUP:
1747 BIO_printf(bio_c_out,"write X BLOCK\n");
1749 case SSL_ERROR_ZERO_RETURN:
1752 BIO_printf(bio_c_out,"shutdown\n");
1763 case SSL_ERROR_SYSCALL:
1764 if ((k != 0) || (cbuf_len != 0))
1766 BIO_printf(bio_err,"write:errno=%d\n",
1767 get_last_socket_error());
1777 ERR_print_errors(bio_err);
1781 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
1782 /* Assume Windows/DOS/BeOS can always write */
1783 else if (!ssl_pending && write_tty)
1785 else if (!ssl_pending && FD_ISSET(fileno(stdout),&writefds))
1788 #ifdef CHARSET_EBCDIC
1789 ascii2ebcdic(&(sbuf[sbuf_off]),&(sbuf[sbuf_off]),sbuf_len);
1791 i=raw_write_stdout(&(sbuf[sbuf_off]),sbuf_len);
1795 BIO_printf(bio_c_out,"DONE\n");
1809 else if (ssl_pending || FD_ISSET(SSL_get_fd(con),&readfds))
1812 { static int iiii; if (++iiii == 52) { SSL_renegotiate(con); iiii=0; } }
1815 k=SSL_read(con,sbuf,1024 /* BUFSIZZ */ );
1817 /* Demo for pending and peek :-) */
1818 k=SSL_read(con,sbuf,16);
1820 printf("read=%d pending=%d peek=%d\n",k,SSL_pending(con),SSL_peek(con,zbuf,10240));
1824 switch (SSL_get_error(con,k))
1826 case SSL_ERROR_NONE:
1835 case SSL_ERROR_WANT_WRITE:
1836 BIO_printf(bio_c_out,"read W BLOCK\n");
1840 case SSL_ERROR_WANT_READ:
1841 BIO_printf(bio_c_out,"read R BLOCK\n");
1844 if ((read_tty == 0) && (write_ssl == 0))
1847 case SSL_ERROR_WANT_X509_LOOKUP:
1848 BIO_printf(bio_c_out,"read X BLOCK\n");
1850 case SSL_ERROR_SYSCALL:
1851 ret=get_last_socket_error();
1852 BIO_printf(bio_err,"read:errno=%d\n",ret);
1854 case SSL_ERROR_ZERO_RETURN:
1855 BIO_printf(bio_c_out,"closed\n");
1859 ERR_print_errors(bio_err);
1865 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1866 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1869 else if ((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
1871 #elif defined (OPENSSL_SYS_NETWARE)
1873 #elif defined(OPENSSL_SYS_BEOS_R5)
1876 else if (FD_ISSET(fileno(stdin),&readfds))
1883 i=raw_read_stdin(cbuf,BUFSIZZ/2);
1885 /* both loops are skipped when i <= 0 */
1886 for (j = 0; j < i; j++)
1887 if (cbuf[j] == '\n')
1889 for (j = i-1; j >= 0; j--)
1891 cbuf[j+lf_num] = cbuf[j];
1892 if (cbuf[j] == '\n')
1896 cbuf[j+lf_num] = '\r';
1899 assert(lf_num == 0);
1902 i=raw_read_stdin(cbuf,BUFSIZZ);
1904 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q')))
1906 BIO_printf(bio_err,"DONE\n");
1911 if ((!c_ign_eof) && (cbuf[0] == 'R'))
1913 BIO_printf(bio_err,"RENEGOTIATING\n");
1914 SSL_renegotiate(con);
1917 #ifndef OPENSSL_NO_HEARTBEATS
1918 else if ((!c_ign_eof) && (cbuf[0] == 'B'))
1920 BIO_printf(bio_err,"HEARTBEATING\n");
1929 #ifdef CHARSET_EBCDIC
1930 ebcdic2ascii(cbuf, cbuf, i);
1942 print_stuff(bio_c_out,con,full_log);
1944 SHUTDOWN(SSL_get_fd(con));
1949 print_stuff(bio_c_out,con,1);
1952 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1953 if (next_proto.data)
1954 OPENSSL_free(next_proto.data);
1956 if (ctx != NULL) SSL_CTX_free(ctx);
1963 ssl_excert_free(exc);
1965 X509_VERIFY_PARAM_free(vpm);
1966 if (cbuf != NULL) { OPENSSL_cleanse(cbuf,BUFSIZZ); OPENSSL_free(cbuf); }
1967 if (sbuf != NULL) { OPENSSL_cleanse(sbuf,BUFSIZZ); OPENSSL_free(sbuf); }
1968 if (mbuf != NULL) { OPENSSL_cleanse(mbuf,BUFSIZZ); OPENSSL_free(mbuf); }
1969 if (bio_c_out != NULL)
1971 BIO_free(bio_c_out);
1979 static void print_stuff(BIO *bio, SSL *s, int full)
1983 static const char *space=" ";
1986 STACK_OF(X509_NAME) *sk2;
1987 const SSL_CIPHER *c;
1990 #ifndef OPENSSL_NO_COMP
1991 const COMP_METHOD *comp, *expansion;
1993 unsigned char *exportedkeymat;
1997 int got_a_chain = 0;
1999 sk=SSL_get_peer_cert_chain(s);
2002 got_a_chain = 1; /* we don't have it for SSL2 (yet) */
2004 BIO_printf(bio,"---\nCertificate chain\n");
2005 for (i=0; i<sk_X509_num(sk); i++)
2007 X509_NAME_oneline(X509_get_subject_name(
2008 sk_X509_value(sk,i)),buf,sizeof buf);
2009 BIO_printf(bio,"%2d s:%s\n",i,buf);
2010 X509_NAME_oneline(X509_get_issuer_name(
2011 sk_X509_value(sk,i)),buf,sizeof buf);
2012 BIO_printf(bio," i:%s\n",buf);
2014 PEM_write_bio_X509(bio,sk_X509_value(sk,i));
2018 BIO_printf(bio,"---\n");
2019 peer=SSL_get_peer_certificate(s);
2022 BIO_printf(bio,"Server certificate\n");
2023 if (!(c_showcerts && got_a_chain)) /* Redundant if we showed the whole chain */
2024 PEM_write_bio_X509(bio,peer);
2025 X509_NAME_oneline(X509_get_subject_name(peer),
2027 BIO_printf(bio,"subject=%s\n",buf);
2028 X509_NAME_oneline(X509_get_issuer_name(peer),
2030 BIO_printf(bio,"issuer=%s\n",buf);
2033 BIO_printf(bio,"no peer certificate available\n");
2035 sk2=SSL_get_client_CA_list(s);
2036 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0))
2038 BIO_printf(bio,"---\nAcceptable client certificate CA names\n");
2039 for (i=0; i<sk_X509_NAME_num(sk2); i++)
2041 xn=sk_X509_NAME_value(sk2,i);
2042 X509_NAME_oneline(xn,buf,sizeof(buf));
2043 BIO_write(bio,buf,strlen(buf));
2044 BIO_write(bio,"\n",1);
2049 BIO_printf(bio,"---\nNo client certificate CA names sent\n");
2051 p=SSL_get_shared_ciphers(s,buf,sizeof buf);
2054 /* This works only for SSL 2. In later protocol
2055 * versions, the client does not know what other
2056 * ciphers (in addition to the one to be used
2057 * in the current connection) the server supports. */
2059 BIO_printf(bio,"---\nCiphers common between both SSL endpoints:\n");
2065 BIO_write(bio,space,15-j%25);
2068 BIO_write(bio,((i%3)?" ":"\n"),1);
2077 BIO_write(bio,"\n",1);
2080 ssl_print_sigalgs(bio, s, 1);
2082 BIO_printf(bio,"---\nSSL handshake has read %ld bytes and written %ld bytes\n",
2083 BIO_number_read(SSL_get_rbio(s)),
2084 BIO_number_written(SSL_get_wbio(s)));
2086 BIO_printf(bio,(SSL_cache_hit(s)?"---\nReused, ":"---\nNew, "));
2087 c=SSL_get_current_cipher(s);
2088 BIO_printf(bio,"%s, Cipher is %s\n",
2089 SSL_CIPHER_get_version(c),
2090 SSL_CIPHER_get_name(c));
2093 pktmp = X509_get_pubkey(peer);
2094 BIO_printf(bio,"Server public key is %d bit\n",
2095 EVP_PKEY_bits(pktmp));
2096 EVP_PKEY_free(pktmp);
2098 BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
2099 SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
2100 #ifndef OPENSSL_NO_COMP
2101 comp=SSL_get_current_compression(s);
2102 expansion=SSL_get_current_expansion(s);
2103 BIO_printf(bio,"Compression: %s\n",
2104 comp ? SSL_COMP_get_name(comp) : "NONE");
2105 BIO_printf(bio,"Expansion: %s\n",
2106 expansion ? SSL_COMP_get_name(expansion) : "NONE");
2111 /* Print out local port of connection: useful for debugging */
2113 struct sockaddr_in ladd;
2114 socklen_t ladd_size = sizeof(ladd);
2115 sock = SSL_get_fd(s);
2116 getsockname(sock, (struct sockaddr *)&ladd, &ladd_size);
2117 BIO_printf(bio_c_out, "LOCAL PORT is %u\n", ntohs(ladd.sin_port));
2121 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2122 if (next_proto.status != -1) {
2123 const unsigned char *proto;
2124 unsigned int proto_len;
2125 SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
2126 BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
2127 BIO_write(bio, proto, proto_len);
2128 BIO_write(bio, "\n", 1);
2133 SRTP_PROTECTION_PROFILE *srtp_profile=SSL_get_selected_srtp_profile(s);
2136 BIO_printf(bio,"SRTP Extension negotiated, profile=%s\n",
2137 srtp_profile->name);
2140 SSL_SESSION_print(bio,SSL_get_session(s));
2141 if (keymatexportlabel != NULL)
2143 BIO_printf(bio, "Keying material exporter:\n");
2144 BIO_printf(bio, " Label: '%s'\n", keymatexportlabel);
2145 BIO_printf(bio, " Length: %i bytes\n", keymatexportlen);
2146 exportedkeymat = OPENSSL_malloc(keymatexportlen);
2147 if (exportedkeymat != NULL)
2149 if (!SSL_export_keying_material(s, exportedkeymat,
2152 strlen(keymatexportlabel),
2155 BIO_printf(bio, " Error\n");
2159 BIO_printf(bio, " Keying material: ");
2160 for (i=0; i<keymatexportlen; i++)
2161 BIO_printf(bio, "%02X",
2163 BIO_printf(bio, "\n");
2165 OPENSSL_free(exportedkeymat);
2168 BIO_printf(bio,"---\n");
2171 /* flush, or debugging output gets mixed with http response */
2172 (void)BIO_flush(bio);
2175 #ifndef OPENSSL_NO_TLSEXT
2177 static int ocsp_resp_cb(SSL *s, void *arg)
2179 const unsigned char *p;
2182 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
2183 BIO_puts(arg, "OCSP response: ");
2186 BIO_puts(arg, "no response sent\n");
2189 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
2192 BIO_puts(arg, "response parse error\n");
2193 BIO_dump_indent(arg, (char *)p, len, 4);
2196 BIO_puts(arg, "\n======================================\n");
2197 OCSP_RESPONSE_print(arg, rsp, 0);
2198 BIO_puts(arg, "======================================\n");
2199 OCSP_RESPONSE_free(rsp);
2203 static int audit_proof_cb(SSL *s, void *arg)
2205 const unsigned char *proof;
2208 SSL_SESSION *sess = SSL_get_session(s);
2210 proof = SSL_SESSION_get_tlsext_authz_server_audit_proof(sess,
2214 BIO_printf(bio_c_out, "Audit proof: ");
2215 for (i = 0; i < proof_len; ++i)
2216 BIO_printf(bio_c_out, "%02X", proof[i]);
2217 BIO_printf(bio_c_out, "\n");
2221 BIO_printf(bio_c_out, "No audit proof found.\n");