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;
196 extern int verify_quiet;
201 static int c_Pause=0;
202 static int c_debug=0;
203 #ifndef OPENSSL_NO_TLSEXT
204 static int c_tlsextdebug=0;
205 static int c_status_req=0;
206 static int c_proof_debug=0;
209 static int c_showcerts=0;
211 static char *keymatexportlabel=NULL;
212 static int keymatexportlen=20;
214 static void sc_usage(void);
215 static void print_stuff(BIO *berr,SSL *con,int full);
216 #ifndef OPENSSL_NO_TLSEXT
217 static int ocsp_resp_cb(SSL *s, void *arg);
218 static int audit_proof_cb(SSL *s, void *arg);
220 static BIO *bio_c_out=NULL;
221 static BIO *bio_c_msg=NULL;
222 static int c_quiet=0;
223 static int c_ign_eof=0;
224 static int c_brief=0;
226 #ifndef OPENSSL_NO_PSK
227 /* Default PSK identity and key */
228 static char *psk_identity="Client_identity";
229 /*char *psk_key=NULL; by default PSK is not used */
231 static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity,
232 unsigned int max_identity_len, unsigned char *psk,
233 unsigned int max_psk_len)
235 unsigned int psk_len = 0;
240 BIO_printf(bio_c_out, "psk_client_cb\n");
243 /* no ServerKeyExchange message*/
245 BIO_printf(bio_c_out,"NULL received PSK identity hint, continuing anyway\n");
248 BIO_printf(bio_c_out, "Received PSK identity hint '%s'\n", hint);
250 /* lookup PSK identity and PSK key based on the given identity hint here */
251 ret = BIO_snprintf(identity, max_identity_len, "%s", psk_identity);
252 if (ret < 0 || (unsigned int)ret > max_identity_len)
255 BIO_printf(bio_c_out, "created identity '%s' len=%d\n", identity, ret);
256 ret=BN_hex2bn(&bn, psk_key);
259 BIO_printf(bio_err,"Could not convert PSK key '%s' to BIGNUM\n", psk_key);
265 if ((unsigned int)BN_num_bytes(bn) > max_psk_len)
267 BIO_printf(bio_err,"psk buffer of callback is too small (%d) for key (%d)\n",
268 max_psk_len, BN_num_bytes(bn));
273 psk_len=BN_bn2bin(bn, psk);
279 BIO_printf(bio_c_out, "created PSK len=%d\n", psk_len);
284 BIO_printf(bio_err, "Error in PSK client callback\n");
289 static void sc_usage(void)
291 BIO_printf(bio_err,"usage: s_client args\n");
292 BIO_printf(bio_err,"\n");
293 BIO_printf(bio_err," -host host - use -connect instead\n");
294 BIO_printf(bio_err," -port port - use -connect instead\n");
295 BIO_printf(bio_err," -connect host:port - who to connect to (default is %s:%s)\n",SSL_HOST_NAME,PORT_STR);
296 BIO_printf(bio_err," -checkhost host - check peer certificate matches \"host\"\n");
297 BIO_printf(bio_err," -checkemail email - check peer certificate matches \"email\"\n");
298 BIO_printf(bio_err," -checkip ipaddr - check peer certificate matches \"ipaddr\"\n");
300 BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n");
301 BIO_printf(bio_err," -cert arg - certificate file to use, PEM format assumed\n");
302 BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n");
303 BIO_printf(bio_err," -key arg - Private key file to use, in cert file if\n");
304 BIO_printf(bio_err," not specified but cert file is.\n");
305 BIO_printf(bio_err," -keyform arg - key format (PEM or DER) PEM default\n");
306 BIO_printf(bio_err," -pass arg - private key file pass phrase source\n");
307 BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n");
308 BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n");
309 BIO_printf(bio_err," -reconnect - Drop and re-make the connection with the same Session-ID\n");
310 BIO_printf(bio_err," -pause - sleep(1) after each read(2) and write(2) system call\n");
311 BIO_printf(bio_err," -showcerts - show all certificates in the chain\n");
312 BIO_printf(bio_err," -debug - extra output\n");
314 BIO_printf(bio_err," -wdebug - WATT-32 tcp debugging\n");
316 BIO_printf(bio_err," -msg - Show protocol messages\n");
317 BIO_printf(bio_err," -nbio_test - more ssl protocol testing\n");
318 BIO_printf(bio_err," -state - print the 'ssl' states\n");
320 BIO_printf(bio_err," -nbio - Run with non-blocking IO\n");
322 BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n");
323 BIO_printf(bio_err," -quiet - no s_client output\n");
324 BIO_printf(bio_err," -ign_eof - ignore input eof (default when -quiet)\n");
325 BIO_printf(bio_err," -no_ign_eof - don't ignore input eof\n");
326 #ifndef OPENSSL_NO_PSK
327 BIO_printf(bio_err," -psk_identity arg - PSK identity\n");
328 BIO_printf(bio_err," -psk arg - PSK in hex (without 0x)\n");
329 # ifndef OPENSSL_NO_JPAKE
330 BIO_printf(bio_err," -jpake arg - JPAKE secret to use\n");
333 #ifndef OPENSSL_NO_SRP
334 BIO_printf(bio_err," -srpuser user - SRP authentification for 'user'\n");
335 BIO_printf(bio_err," -srppass arg - password for 'user'\n");
336 BIO_printf(bio_err," -srp_lateuser - SRP username into second ClientHello message\n");
337 BIO_printf(bio_err," -srp_moregroups - Tolerate other than the known g N values.\n");
338 BIO_printf(bio_err," -srp_strength int - minimal mength in bits for N (default %d).\n",SRP_MINIMAL_N);
340 BIO_printf(bio_err," -ssl2 - just use SSLv2\n");
341 BIO_printf(bio_err," -ssl3 - just use SSLv3\n");
342 BIO_printf(bio_err," -tls1_2 - just use TLSv1.2\n");
343 BIO_printf(bio_err," -tls1_1 - just use TLSv1.1\n");
344 BIO_printf(bio_err," -tls1 - just use TLSv1\n");
345 BIO_printf(bio_err," -dtls1 - just use DTLSv1\n");
346 BIO_printf(bio_err," -mtu - set the link layer MTU\n");
347 BIO_printf(bio_err," -no_tls1_2/-no_tls1_1/-no_tls1/-no_ssl3/-no_ssl2 - turn off that protocol\n");
348 BIO_printf(bio_err," -bugs - Switch on all SSL implementation bug workarounds\n");
349 BIO_printf(bio_err," -serverpref - Use server's cipher preferences (only SSLv2)\n");
350 BIO_printf(bio_err," -cipher - preferred cipher to use, use the 'openssl ciphers'\n");
351 BIO_printf(bio_err," command to see what is available\n");
352 BIO_printf(bio_err," -starttls prot - use the STARTTLS command before starting TLS\n");
353 BIO_printf(bio_err," for those protocols that support it, where\n");
354 BIO_printf(bio_err," 'prot' defines which one to assume. Currently,\n");
355 BIO_printf(bio_err," only \"smtp\", \"pop3\", \"imap\", \"ftp\" and \"xmpp\"\n");
356 BIO_printf(bio_err," are supported.\n");
357 #ifndef OPENSSL_NO_ENGINE
358 BIO_printf(bio_err," -engine id - Initialise and use the specified engine\n");
360 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
361 BIO_printf(bio_err," -sess_out arg - file to write SSL session to\n");
362 BIO_printf(bio_err," -sess_in arg - file to read SSL session from\n");
363 #ifndef OPENSSL_NO_TLSEXT
364 BIO_printf(bio_err," -servername host - Set TLS extension servername in ClientHello\n");
365 BIO_printf(bio_err," -tlsextdebug - hex dump of all TLS extensions received\n");
366 BIO_printf(bio_err," -status - request certificate status from server\n");
367 BIO_printf(bio_err," -no_ticket - disable use of RFC4507bis session tickets\n");
368 BIO_printf(bio_err," -proof_debug - request an audit proof and print its hex dump\n");
369 # ifndef OPENSSL_NO_NEXTPROTONEG
370 BIO_printf(bio_err," -nextprotoneg arg - enable NPN extension, considering named protocols supported (comma-separated list)\n");
371 BIO_printf(bio_err," -alpn arg - enable ALPN extension, considering named protocols supported (comma-separated list)\n");
373 #ifndef OPENSSL_NO_TLSEXT
374 BIO_printf(bio_err," -serverinfo types - send empty ClientHello extensions (comma-separated numbers)\n");
377 BIO_printf(bio_err," -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n");
378 BIO_printf(bio_err," -use_srtp profiles - Offer SRTP key management with a colon-separated profile list\n");
379 BIO_printf(bio_err," -keymatexport label - Export keying material using label\n");
380 BIO_printf(bio_err," -keymatexportlen len - Export len bytes of keying material (default 20)\n");
383 #ifndef OPENSSL_NO_TLSEXT
385 /* This is a context that we pass to callbacks */
386 typedef struct tlsextctx_st {
392 static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg)
394 tlsextctx * p = (tlsextctx *) arg;
395 const char * hn= SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
396 if (SSL_get_servername_type(s) != -1)
397 p->ack = !SSL_session_reused(s) && hn != NULL;
399 BIO_printf(bio_err,"Can't use SSL_get_servername\n");
401 return SSL_TLSEXT_ERR_OK;
404 #ifndef OPENSSL_NO_SRP
406 /* This is a context that we pass to all callbacks */
407 typedef struct srp_arg_st
411 int msg; /* copy from c_msg */
412 int debug; /* copy from c_debug */
413 int amp; /* allow more groups */
414 int strength /* minimal size for N */ ;
417 #define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
419 static int srp_Verify_N_and_g(BIGNUM *N, BIGNUM *g)
421 BN_CTX *bn_ctx = BN_CTX_new();
422 BIGNUM *p = BN_new();
423 BIGNUM *r = BN_new();
425 g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) &&
426 BN_is_prime_ex(N, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
427 p != NULL && BN_rshift1(p, N) &&
430 BN_is_prime_ex(p, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
433 /* verify g^((N-1)/2) == -1 (mod N) */
434 BN_mod_exp(r, g, p, N, bn_ctx) &&
447 /* This callback is used here for two purposes:
449 - making some primality tests for unknown groups
450 The callback is only called for a non default group.
452 An application does not need the call back at all if
453 only the stanard groups are used. In real life situations,
454 client and server already share well known groups,
455 thus there is no need to verify them.
456 Furthermore, in case that a server actually proposes a group that
457 is not one of those defined in RFC 5054, it is more appropriate
458 to add the group to a static list and then compare since
459 primality tests are rather cpu consuming.
462 static int MS_CALLBACK ssl_srp_verify_param_cb(SSL *s, void *arg)
464 SRP_ARG *srp_arg = (SRP_ARG *)arg;
465 BIGNUM *N = NULL, *g = NULL;
466 if (!(N = SSL_get_srp_N(s)) || !(g = SSL_get_srp_g(s)))
468 if (srp_arg->debug || srp_arg->msg || srp_arg->amp == 1)
470 BIO_printf(bio_err, "SRP parameters:\n");
471 BIO_printf(bio_err,"\tN="); BN_print(bio_err,N);
472 BIO_printf(bio_err,"\n\tg="); BN_print(bio_err,g);
473 BIO_printf(bio_err,"\n");
476 if (SRP_check_known_gN_param(g,N))
479 if (srp_arg->amp == 1)
482 BIO_printf(bio_err, "SRP param N and g are not known params, going to check deeper.\n");
484 /* The srp_moregroups is a real debugging feature.
485 Implementors should rather add the value to the known ones.
486 The minimal size has already been tested.
488 if (BN_num_bits(g) <= BN_BITS && srp_Verify_N_and_g(N,g))
491 BIO_printf(bio_err, "SRP param N and g rejected.\n");
495 #define PWD_STRLEN 1024
497 static char * MS_CALLBACK ssl_give_srp_client_pwd_cb(SSL *s, void *arg)
499 SRP_ARG *srp_arg = (SRP_ARG *)arg;
500 char *pass = (char *)OPENSSL_malloc(PWD_STRLEN+1);
504 cb_tmp.password = (char *)srp_arg->srppassin;
505 cb_tmp.prompt_info = "SRP user";
506 if ((l = password_callback(pass, PWD_STRLEN, 0, &cb_tmp))<0)
508 BIO_printf (bio_err, "Can't read Password\n");
518 char *srtp_profiles = NULL;
520 # ifndef OPENSSL_NO_NEXTPROTONEG
521 /* This the context that we pass to next_proto_cb */
522 typedef struct tlsextnextprotoctx_st {
526 } tlsextnextprotoctx;
528 static tlsextnextprotoctx next_proto;
530 static int next_proto_cb(SSL *s, unsigned char **out, unsigned char *outlen, const unsigned char *in, unsigned int inlen, void *arg)
532 tlsextnextprotoctx *ctx = arg;
536 /* We can assume that |in| is syntactically valid. */
538 BIO_printf(bio_c_out, "Protocols advertised by server: ");
539 for (i = 0; i < inlen; )
542 BIO_write(bio_c_out, ", ", 2);
543 BIO_write(bio_c_out, &in[i + 1], in[i]);
546 BIO_write(bio_c_out, "\n", 1);
549 ctx->status = SSL_select_next_proto(out, outlen, in, inlen, ctx->data, ctx->len);
550 return SSL_TLSEXT_ERR_OK;
552 # endif /* ndef OPENSSL_NO_NEXTPROTONEG */
554 static int serverinfo_cli_cb(SSL* s, unsigned short ext_type,
555 const unsigned char* in, unsigned short inlen,
559 unsigned char ext_buf[4 + 65536];
561 /* Reconstruct the type/len fields prior to extension data */
562 ext_buf[0] = ext_type >> 8;
563 ext_buf[1] = ext_type & 0xFF;
564 ext_buf[2] = inlen >> 8;
565 ext_buf[3] = inlen & 0xFF;
566 memcpy(ext_buf+4, in, inlen);
568 BIO_snprintf(pem_name, sizeof(pem_name), "SERVER_INFO %d", ext_type);
569 PEM_write_bio(bio_c_out, pem_name, "", ext_buf, 4 + inlen);
585 int MAIN(int, char **);
587 int MAIN(int argc, char **argv)
591 #ifndef OPENSSL_NO_KRB5
594 int s,k,width,state=0;
595 char *cbuf=NULL,*sbuf=NULL,*mbuf=NULL;
596 int cbuf_len,cbuf_off;
597 int sbuf_len,sbuf_off;
598 fd_set readfds,writefds;
601 char *host=SSL_HOST_NAME;
602 char *cert_file=NULL,*key_file=NULL,*chain_file=NULL;
603 int cert_format = FORMAT_PEM, key_format = FORMAT_PEM;
604 char *passarg = NULL, *pass = NULL;
606 EVP_PKEY *key = NULL;
607 STACK_OF(X509) *chain = NULL;
608 char *CApath=NULL,*CAfile=NULL;
609 char *chCApath=NULL,*chCAfile=NULL;
610 char *vfyCApath=NULL,*vfyCAfile=NULL;
611 int reconnect=0,badop=0,verify=SSL_VERIFY_NONE;
613 int write_tty,read_tty,write_ssl,read_ssl,tty_on,ssl_pending;
615 int ret=1,in_init=1,i,nbio_test=0;
616 int starttls_proto = PROTO_OFF;
618 X509_VERIFY_PARAM *vpm = NULL;
620 const SSL_METHOD *meth=NULL;
621 int socket_type=SOCK_STREAM;
625 struct timeval timeout, *timeoutp;
626 #ifndef OPENSSL_NO_ENGINE
627 char *engine_id=NULL;
628 char *ssl_client_engine_id=NULL;
629 ENGINE *ssl_client_engine=NULL;
632 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
634 #if defined(OPENSSL_SYS_BEOS_R5)
638 #ifndef OPENSSL_NO_TLSEXT
639 char *servername = NULL;
640 tlsextctx tlsextcbp =
642 # ifndef OPENSSL_NO_NEXTPROTONEG
643 const char *next_proto_neg_in = NULL;
644 const char *alpn_in = NULL;
646 # define MAX_SI_TYPES 100
647 unsigned short serverinfo_types[MAX_SI_TYPES];
648 int serverinfo_types_count = 0;
650 char *sess_in = NULL;
651 char *sess_out = NULL;
652 struct sockaddr peer;
653 int peerlen = sizeof(peer);
654 int enable_timeouts = 0 ;
656 #ifndef OPENSSL_NO_JPAKE
657 static char *jpake_secret = NULL;
658 #define no_jpake !jpake_secret
662 #ifndef OPENSSL_NO_SRP
663 char * srppass = NULL;
664 int srp_lateuser = 0;
665 SRP_ARG srp_arg = {NULL,NULL,0,0,0,1024};
667 SSL_EXCERT *exc = NULL;
669 SSL_CONF_CTX *cctx = NULL;
670 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
672 char *crl_file = NULL;
673 int crl_format = FORMAT_PEM;
674 int crl_download = 0;
675 STACK_OF(X509_CRL) *crls = NULL;
677 meth=SSLv23_client_method();
688 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
690 if (!load_config(bio_err, NULL))
693 cctx = SSL_CONF_CTX_new();
696 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CLIENT);
697 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CMDLINE);
699 if ( ((cbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
700 ((sbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
701 ((mbuf=OPENSSL_malloc(BUFSIZZ)) == NULL))
703 BIO_printf(bio_err,"out of memory\n");
708 verify_error=X509_V_OK;
717 if (strcmp(*argv,"-host") == 0)
719 if (--argc < 1) goto bad;
722 else if (strcmp(*argv,"-port") == 0)
724 if (--argc < 1) goto bad;
725 port=atoi(*(++argv));
726 if (port == 0) goto bad;
728 else if (strcmp(*argv,"-connect") == 0)
730 if (--argc < 1) goto bad;
731 if (!extract_host_port(*(++argv),&host,NULL,&port))
734 else if (strcmp(*argv,"-verify") == 0)
736 verify=SSL_VERIFY_PEER;
737 if (--argc < 1) goto bad;
738 verify_depth=atoi(*(++argv));
740 BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
742 else if (strcmp(*argv,"-cert") == 0)
744 if (--argc < 1) goto bad;
745 cert_file= *(++argv);
747 else if (strcmp(*argv,"-CRL") == 0)
749 if (--argc < 1) goto bad;
752 else if (strcmp(*argv,"-crl_download") == 0)
754 else if (strcmp(*argv,"-sess_out") == 0)
756 if (--argc < 1) goto bad;
757 sess_out = *(++argv);
759 else if (strcmp(*argv,"-sess_in") == 0)
761 if (--argc < 1) goto bad;
764 else if (strcmp(*argv,"-certform") == 0)
766 if (--argc < 1) goto bad;
767 cert_format = str2fmt(*(++argv));
769 else if (strcmp(*argv,"-CRLform") == 0)
771 if (--argc < 1) goto bad;
772 crl_format = str2fmt(*(++argv));
774 else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm))
780 else if (strcmp(*argv,"-verify_return_error") == 0)
781 verify_return_error = 1;
782 else if (strcmp(*argv,"-verify_quiet") == 0)
784 else if (strcmp(*argv,"-brief") == 0)
790 else if (args_excert(&argv, &argc, &badarg, bio_err, &exc))
796 else if (args_ssl(&argv, &argc, cctx, &badarg, bio_err, &ssl_args))
802 else if (strcmp(*argv,"-prexit") == 0)
804 else if (strcmp(*argv,"-crlf") == 0)
806 else if (strcmp(*argv,"-quiet") == 0)
811 else if (strcmp(*argv,"-ign_eof") == 0)
813 else if (strcmp(*argv,"-no_ign_eof") == 0)
815 else if (strcmp(*argv,"-pause") == 0)
817 else if (strcmp(*argv,"-debug") == 0)
819 #ifndef OPENSSL_NO_TLSEXT
820 else if (strcmp(*argv,"-tlsextdebug") == 0)
822 else if (strcmp(*argv,"-status") == 0)
824 else if (strcmp(*argv,"-proof_debug") == 0)
828 else if (strcmp(*argv,"-wdebug") == 0)
831 else if (strcmp(*argv,"-msg") == 0)
833 else if (strcmp(*argv,"-msgfile") == 0)
835 if (--argc < 1) goto bad;
836 bio_c_msg = BIO_new_file(*(++argv), "w");
838 #ifndef OPENSSL_NO_SSL_TRACE
839 else if (strcmp(*argv,"-trace") == 0)
842 else if (strcmp(*argv,"-showcerts") == 0)
844 else if (strcmp(*argv,"-nbio_test") == 0)
846 else if (strcmp(*argv,"-state") == 0)
848 #ifndef OPENSSL_NO_PSK
849 else if (strcmp(*argv,"-psk_identity") == 0)
851 if (--argc < 1) goto bad;
852 psk_identity=*(++argv);
854 else if (strcmp(*argv,"-psk") == 0)
858 if (--argc < 1) goto bad;
860 for (j = 0; j < strlen(psk_key); j++)
862 if (isxdigit((unsigned char)psk_key[j]))
864 BIO_printf(bio_err,"Not a hex number '%s'\n",*argv);
869 #ifndef OPENSSL_NO_SRP
870 else if (strcmp(*argv,"-srpuser") == 0)
872 if (--argc < 1) goto bad;
873 srp_arg.srplogin= *(++argv);
874 meth=TLSv1_client_method();
876 else if (strcmp(*argv,"-srppass") == 0)
878 if (--argc < 1) goto bad;
880 meth=TLSv1_client_method();
882 else if (strcmp(*argv,"-srp_strength") == 0)
884 if (--argc < 1) goto bad;
885 srp_arg.strength=atoi(*(++argv));
886 BIO_printf(bio_err,"SRP minimal length for N is %d\n",srp_arg.strength);
887 meth=TLSv1_client_method();
889 else if (strcmp(*argv,"-srp_lateuser") == 0)
892 meth=TLSv1_client_method();
894 else if (strcmp(*argv,"-srp_moregroups") == 0)
897 meth=TLSv1_client_method();
900 #ifndef OPENSSL_NO_SSL2
901 else if (strcmp(*argv,"-ssl2") == 0)
902 meth=SSLv2_client_method();
904 #ifndef OPENSSL_NO_SSL3
905 else if (strcmp(*argv,"-ssl3") == 0)
906 meth=SSLv3_client_method();
908 #ifndef OPENSSL_NO_TLS1
909 else if (strcmp(*argv,"-tls1_2") == 0)
910 meth=TLSv1_2_client_method();
911 else if (strcmp(*argv,"-tls1_1") == 0)
912 meth=TLSv1_1_client_method();
913 else if (strcmp(*argv,"-tls1") == 0)
914 meth=TLSv1_client_method();
916 #ifndef OPENSSL_NO_DTLS1
917 else if (strcmp(*argv,"-dtls1") == 0)
919 meth=DTLSv1_client_method();
920 socket_type=SOCK_DGRAM;
922 else if (strcmp(*argv,"-timeout") == 0)
924 else if (strcmp(*argv,"-mtu") == 0)
926 if (--argc < 1) goto bad;
927 socket_mtu = atol(*(++argv));
930 else if (strcmp(*argv,"-keyform") == 0)
932 if (--argc < 1) goto bad;
933 key_format = str2fmt(*(++argv));
935 else if (strcmp(*argv,"-pass") == 0)
937 if (--argc < 1) goto bad;
940 else if (strcmp(*argv,"-cert_chain") == 0)
942 if (--argc < 1) goto bad;
943 chain_file= *(++argv);
945 else if (strcmp(*argv,"-key") == 0)
947 if (--argc < 1) goto bad;
950 else if (strcmp(*argv,"-reconnect") == 0)
954 else if (strcmp(*argv,"-CApath") == 0)
956 if (--argc < 1) goto bad;
959 else if (strcmp(*argv,"-chainCApath") == 0)
961 if (--argc < 1) goto bad;
964 else if (strcmp(*argv,"-verifyCApath") == 0)
966 if (--argc < 1) goto bad;
967 vfyCApath= *(++argv);
969 else if (strcmp(*argv,"-build_chain") == 0)
971 else if (strcmp(*argv,"-CAfile") == 0)
973 if (--argc < 1) goto bad;
976 else if (strcmp(*argv,"-chainCAfile") == 0)
978 if (--argc < 1) goto bad;
981 else if (strcmp(*argv,"-verifyCAfile") == 0)
983 if (--argc < 1) goto bad;
984 vfyCAfile= *(++argv);
986 #ifndef OPENSSL_NO_TLSEXT
987 # ifndef OPENSSL_NO_NEXTPROTONEG
988 else if (strcmp(*argv,"-nextprotoneg") == 0)
990 if (--argc < 1) goto bad;
991 next_proto_neg_in = *(++argv);
993 else if (strcmp(*argv,"-alpn") == 0)
995 if (--argc < 1) goto bad;
999 else if (strcmp(*argv,"-serverinfo") == 0)
1005 if (--argc < 1) goto bad;
1007 serverinfo_types_count = 0;
1009 for (i = 0; i <= len; ++i)
1011 if (i == len || c[i] == ',')
1013 serverinfo_types[serverinfo_types_count]
1015 serverinfo_types_count++;
1018 if (serverinfo_types_count == MAX_SI_TYPES)
1024 else if (strcmp(*argv,"-nbio") == 0)
1027 else if (strcmp(*argv,"-starttls") == 0)
1029 if (--argc < 1) goto bad;
1031 if (strcmp(*argv,"smtp") == 0)
1032 starttls_proto = PROTO_SMTP;
1033 else if (strcmp(*argv,"pop3") == 0)
1034 starttls_proto = PROTO_POP3;
1035 else if (strcmp(*argv,"imap") == 0)
1036 starttls_proto = PROTO_IMAP;
1037 else if (strcmp(*argv,"ftp") == 0)
1038 starttls_proto = PROTO_FTP;
1039 else if (strcmp(*argv, "xmpp") == 0)
1040 starttls_proto = PROTO_XMPP;
1044 #ifndef OPENSSL_NO_ENGINE
1045 else if (strcmp(*argv,"-engine") == 0)
1047 if (--argc < 1) goto bad;
1048 engine_id = *(++argv);
1050 else if (strcmp(*argv,"-ssl_client_engine") == 0)
1052 if (--argc < 1) goto bad;
1053 ssl_client_engine_id = *(++argv);
1056 else if (strcmp(*argv,"-rand") == 0)
1058 if (--argc < 1) goto bad;
1061 #ifndef OPENSSL_NO_TLSEXT
1062 else if (strcmp(*argv,"-servername") == 0)
1064 if (--argc < 1) goto bad;
1065 servername= *(++argv);
1066 /* meth=TLSv1_client_method(); */
1069 #ifndef OPENSSL_NO_JPAKE
1070 else if (strcmp(*argv,"-jpake") == 0)
1072 if (--argc < 1) goto bad;
1073 jpake_secret = *++argv;
1076 else if (strcmp(*argv,"-use_srtp") == 0)
1078 if (--argc < 1) goto bad;
1079 srtp_profiles = *(++argv);
1081 else if (strcmp(*argv,"-keymatexport") == 0)
1083 if (--argc < 1) goto bad;
1084 keymatexportlabel= *(++argv);
1086 else if (strcmp(*argv,"-keymatexportlen") == 0)
1088 if (--argc < 1) goto bad;
1089 keymatexportlen=atoi(*(++argv));
1090 if (keymatexportlen == 0) goto bad;
1094 BIO_printf(bio_err,"unknown option %s\n",*argv);
1108 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1114 "Can't use JPAKE and PSK together\n");
1117 psk_identity = "JPAKE";
1121 OpenSSL_add_ssl_algorithms();
1122 SSL_load_error_strings();
1124 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1125 next_proto.status = -1;
1126 if (next_proto_neg_in)
1128 next_proto.data = next_protos_parse(&next_proto.len, next_proto_neg_in);
1129 if (next_proto.data == NULL)
1131 BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n");
1136 next_proto.data = NULL;
1139 #ifndef OPENSSL_NO_ENGINE
1140 e = setup_engine(bio_err, engine_id, 1);
1141 if (ssl_client_engine_id)
1143 ssl_client_engine = ENGINE_by_id(ssl_client_engine_id);
1144 if (!ssl_client_engine)
1147 "Error getting client auth engine\n");
1153 if (!app_passwd(bio_err, passarg, NULL, &pass, NULL))
1155 BIO_printf(bio_err, "Error getting password\n");
1159 if (key_file == NULL)
1160 key_file = cert_file;
1167 key = load_key(bio_err, key_file, key_format, 0, pass, e,
1168 "client certificate private key file");
1171 ERR_print_errors(bio_err);
1180 cert = load_cert(bio_err,cert_file,cert_format,
1181 NULL, e, "client certificate file");
1185 ERR_print_errors(bio_err);
1192 chain = load_certs(bio_err, chain_file,FORMAT_PEM,
1193 NULL, e, "client certificate chain");
1201 crl = load_crl(crl_file, crl_format);
1204 BIO_puts(bio_err, "Error loading CRL\n");
1205 ERR_print_errors(bio_err);
1208 crls = sk_X509_CRL_new_null();
1209 if (!crls || !sk_X509_CRL_push(crls, crl))
1211 BIO_puts(bio_err, "Error adding CRL\n");
1212 ERR_print_errors(bio_err);
1218 if (!load_excert(&exc, bio_err))
1221 if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
1224 BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
1227 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
1228 app_RAND_load_files(inrand));
1230 if (bio_c_out == NULL)
1232 if (c_quiet && !c_debug)
1234 bio_c_out=BIO_new(BIO_s_null());
1235 if (c_msg && !bio_c_msg)
1236 bio_c_msg=BIO_new_fp(stdout,BIO_NOCLOSE);
1240 if (bio_c_out == NULL)
1241 bio_c_out=BIO_new_fp(stdout,BIO_NOCLOSE);
1245 #ifndef OPENSSL_NO_SRP
1246 if(!app_passwd(bio_err, srppass, NULL, &srp_arg.srppassin, NULL))
1248 BIO_printf(bio_err, "Error getting password\n");
1253 ctx=SSL_CTX_new(meth);
1256 ERR_print_errors(bio_err);
1261 SSL_CTX_set1_param(ctx, vpm);
1263 if (!args_ssl_call(ctx, bio_err, cctx, ssl_args, 1, no_jpake))
1265 ERR_print_errors(bio_err);
1269 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1270 crls, crl_download))
1272 BIO_printf(bio_err, "Error loading store locations\n");
1273 ERR_print_errors(bio_err);
1277 #ifndef OPENSSL_NO_ENGINE
1278 if (ssl_client_engine)
1280 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine))
1282 BIO_puts(bio_err, "Error setting client auth engine\n");
1283 ERR_print_errors(bio_err);
1284 ENGINE_free(ssl_client_engine);
1287 ENGINE_free(ssl_client_engine);
1291 #ifndef OPENSSL_NO_PSK
1292 #ifdef OPENSSL_NO_JPAKE
1293 if (psk_key != NULL)
1295 if (psk_key != NULL || jpake_secret)
1299 BIO_printf(bio_c_out, "PSK key given or JPAKE in use, setting client callback\n");
1300 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
1302 if (srtp_profiles != NULL)
1303 SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles);
1305 if (exc) ssl_ctx_set_excert(ctx, exc);
1306 /* DTLS: partial reads end up discarding unread UDP bytes :-(
1307 * Setting read ahead solves this problem.
1309 if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
1311 #if !defined(OPENSSL_NO_TLSEXT)
1312 # if !defined(OPENSSL_NO_NEXTPROTONEG)
1313 if (next_proto.data)
1314 SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
1318 unsigned short alpn_len;
1319 unsigned char *alpn = next_protos_parse(&alpn_len, alpn_in);
1323 BIO_printf(bio_err, "Error parsing -alpn argument\n");
1326 SSL_CTX_set_alpn_protos(ctx, alpn, alpn_len);
1330 #ifndef OPENSSL_NO_TLSEXT
1331 if (serverinfo_types_count)
1333 for (i = 0; i < serverinfo_types_count; i++)
1335 SSL_CTX_set_custom_cli_ext(ctx,
1336 serverinfo_types[i],
1344 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
1347 SSL_CTX_set_cipher_list(ctx,getenv("SSL_CIPHER"));
1350 SSL_CTX_set_verify(ctx,verify,verify_callback);
1352 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
1353 (!SSL_CTX_set_default_verify_paths(ctx)))
1355 /* BIO_printf(bio_err,"error setting default verify locations\n"); */
1356 ERR_print_errors(bio_err);
1360 ssl_ctx_add_crls(ctx, crls, crl_download);
1361 if (!set_cert_key_stuff(ctx,cert,key,chain,build_chain))
1364 #ifndef OPENSSL_NO_TLSEXT
1365 if (servername != NULL)
1367 tlsextcbp.biodebug = bio_err;
1368 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1369 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1371 #ifndef OPENSSL_NO_SRP
1372 if (srp_arg.srplogin)
1374 if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin))
1376 BIO_printf(bio_err,"Unable to set SRP username\n");
1379 srp_arg.msg = c_msg;
1380 srp_arg.debug = c_debug ;
1381 SSL_CTX_set_srp_cb_arg(ctx,&srp_arg);
1382 SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
1383 SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
1384 if (c_msg || c_debug || srp_arg.amp == 0)
1385 SSL_CTX_set_srp_verify_param_callback(ctx, ssl_srp_verify_param_cb);
1390 SSL_CTX_set_tlsext_authz_server_audit_proof_cb(ctx,
1398 BIO *stmp = BIO_new_file(sess_in, "r");
1401 BIO_printf(bio_err, "Can't open session file %s\n",
1403 ERR_print_errors(bio_err);
1406 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1410 BIO_printf(bio_err, "Can't open session file %s\n",
1412 ERR_print_errors(bio_err);
1415 SSL_set_session(con, sess);
1416 SSL_SESSION_free(sess);
1418 #ifndef OPENSSL_NO_DANE
1419 SSL_pull_tlsa_record(con,host,port);
1421 #ifndef OPENSSL_NO_TLSEXT
1422 if (servername != NULL)
1424 if (!SSL_set_tlsext_host_name(con,servername))
1426 BIO_printf(bio_err,"Unable to set TLS servername extension.\n");
1427 ERR_print_errors(bio_err);
1432 #ifndef OPENSSL_NO_KRB5
1433 if (con && (kctx = kssl_ctx_new()) != NULL)
1435 SSL_set0_kssl_ctx(con, kctx);
1436 kssl_ctx_setstring(kctx, KSSL_SERVER, host);
1438 #endif /* OPENSSL_NO_KRB5 */
1439 /* SSL_set_cipher_list(con,"RC4-MD5"); */
1441 #ifdef TLSEXT_TYPE_opaque_prf_input
1442 SSL_set_tlsext_opaque_prf_input(con, "Test client", 11);
1448 if (init_client(&s,host,port,socket_type) == 0)
1450 BIO_printf(bio_err,"connect:errno=%d\n",get_last_socket_error());
1454 BIO_printf(bio_c_out,"CONNECTED(%08X)\n",s);
1460 BIO_printf(bio_c_out,"turning on non blocking io\n");
1461 if (BIO_socket_ioctl(s,FIONBIO,&l) < 0)
1463 ERR_print_errors(bio_err);
1468 if (c_Pause & 0x01) SSL_set_debug(con, 1);
1470 if ( SSL_version(con) == DTLS1_VERSION)
1473 sbio=BIO_new_dgram(s,BIO_NOCLOSE);
1474 if (getsockname(s, &peer, (void *)&peerlen) < 0)
1476 BIO_printf(bio_err, "getsockname:errno=%d\n",
1477 get_last_socket_error());
1482 (void)BIO_ctrl_set_connected(sbio, 1, &peer);
1484 if (enable_timeouts)
1487 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1488 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1491 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1492 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1495 if (socket_mtu > 28)
1497 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1498 SSL_set_mtu(con, socket_mtu - 28);
1501 /* want to do MTU discovery */
1502 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1505 sbio=BIO_new_socket(s,BIO_NOCLOSE);
1511 test=BIO_new(BIO_f_nbio_test());
1512 sbio=BIO_push(test,sbio);
1517 SSL_set_debug(con, 1);
1518 BIO_set_callback(sbio,bio_dump_callback);
1519 BIO_set_callback_arg(sbio,(char *)bio_c_out);
1523 #ifndef OPENSSL_NO_SSL_TRACE
1525 SSL_set_msg_callback(con, SSL_trace);
1528 SSL_set_msg_callback(con, msg_cb);
1529 SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out);
1531 #ifndef OPENSSL_NO_TLSEXT
1534 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1535 SSL_set_tlsext_debug_arg(con, bio_c_out);
1539 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1540 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
1541 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
1544 STACK_OF(OCSP_RESPID) *ids = sk_OCSP_RESPID_new_null();
1545 OCSP_RESPID *id = OCSP_RESPID_new();
1546 id->value.byKey = ASN1_OCTET_STRING_new();
1547 id->type = V_OCSP_RESPID_KEY;
1548 ASN1_STRING_set(id->value.byKey, "Hello World", -1);
1549 sk_OCSP_RESPID_push(ids, id);
1550 SSL_set_tlsext_status_ids(con, ids);
1555 #ifndef OPENSSL_NO_JPAKE
1557 jpake_client_auth(bio_c_out, sbio, jpake_secret);
1560 SSL_set_bio(con,sbio,sbio);
1561 SSL_set_connect_state(con);
1563 /* ok, lets connect */
1564 width=SSL_get_fd(con)+1;
1577 /* This is an ugly hack that does a lot of assumptions */
1578 /* We do have to handle multi-line responses which may come
1579 in a single packet or not. We therefore have to use
1580 BIO_gets() which does need a buffering BIO. So during
1581 the initial chitchat we do push a buffering BIO into the
1582 chain that is removed again later on to not disturb the
1583 rest of the s_client operation. */
1584 if (starttls_proto == PROTO_SMTP)
1587 BIO *fbio = BIO_new(BIO_f_buffer());
1588 BIO_push(fbio, sbio);
1589 /* wait for multi-line response to end from SMTP */
1592 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1594 while (mbuf_len>3 && mbuf[3]=='-');
1595 /* STARTTLS command requires EHLO... */
1596 BIO_printf(fbio,"EHLO openssl.client.net\r\n");
1597 (void)BIO_flush(fbio);
1598 /* wait for multi-line response to end EHLO SMTP response */
1601 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1602 if (strstr(mbuf,"STARTTLS"))
1605 while (mbuf_len>3 && mbuf[3]=='-');
1606 (void)BIO_flush(fbio);
1611 "didn't found starttls in server response,"
1612 " try anyway...\n");
1613 BIO_printf(sbio,"STARTTLS\r\n");
1614 BIO_read(sbio,sbuf,BUFSIZZ);
1616 else if (starttls_proto == PROTO_POP3)
1618 BIO_read(sbio,mbuf,BUFSIZZ);
1619 BIO_printf(sbio,"STLS\r\n");
1620 BIO_read(sbio,sbuf,BUFSIZZ);
1622 else if (starttls_proto == PROTO_IMAP)
1625 BIO *fbio = BIO_new(BIO_f_buffer());
1626 BIO_push(fbio, sbio);
1627 BIO_gets(fbio,mbuf,BUFSIZZ);
1628 /* STARTTLS command requires CAPABILITY... */
1629 BIO_printf(fbio,". CAPABILITY\r\n");
1630 (void)BIO_flush(fbio);
1631 /* wait for multi-line CAPABILITY response */
1634 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1635 if (strstr(mbuf,"STARTTLS"))
1638 while (mbuf_len>3 && mbuf[0]!='.');
1639 (void)BIO_flush(fbio);
1644 "didn't found STARTTLS in server response,"
1645 " try anyway...\n");
1646 BIO_printf(sbio,". STARTTLS\r\n");
1647 BIO_read(sbio,sbuf,BUFSIZZ);
1649 else if (starttls_proto == PROTO_FTP)
1651 BIO *fbio = BIO_new(BIO_f_buffer());
1652 BIO_push(fbio, sbio);
1653 /* wait for multi-line response to end from FTP */
1656 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1658 while (mbuf_len>3 && mbuf[3]=='-');
1659 (void)BIO_flush(fbio);
1662 BIO_printf(sbio,"AUTH TLS\r\n");
1663 BIO_read(sbio,sbuf,BUFSIZZ);
1665 if (starttls_proto == PROTO_XMPP)
1668 BIO_printf(sbio,"<stream:stream "
1669 "xmlns:stream='http://etherx.jabber.org/streams' "
1670 "xmlns='jabber:client' to='%s' version='1.0'>", host);
1671 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1673 while (!strstr(mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'"))
1675 if (strstr(mbuf, "/stream:features>"))
1677 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1680 BIO_printf(sbio, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1681 seen = BIO_read(sbio,sbuf,BUFSIZZ);
1683 if (!strstr(sbuf, "<proceed"))
1693 if ((SSL_version(con) == DTLS1_VERSION) &&
1694 DTLSv1_get_timeout(con, &timeout))
1695 timeoutp = &timeout;
1699 if (SSL_in_init(con) && !SSL_total_renegotiations(con))
1710 #if 0 /* This test doesn't really work as intended (needs to be fixed) */
1711 #ifndef OPENSSL_NO_TLSEXT
1712 if (servername != NULL && !SSL_session_reused(con))
1714 BIO_printf(bio_c_out,"Server did %sacknowledge servername extension.\n",tlsextcbp.ack?"":"not ");
1720 BIO *stmp = BIO_new_file(sess_out, "w");
1723 PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
1727 BIO_printf(bio_err, "Error writing session file %s\n", sess_out);
1732 "CONNECTION ESTABLISHED\n");
1733 print_ssl_summary(bio_err, con);
1735 print_stuff(bio_c_out,con,full_log);
1736 if (full_log > 0) full_log--;
1740 BIO_printf(bio_err,"%s",mbuf);
1741 /* We don't need to know any more */
1742 starttls_proto = PROTO_OFF;
1748 BIO_printf(bio_c_out,"drop connection and then reconnect\n");
1750 SSL_set_connect_state(con);
1751 SHUTDOWN(SSL_get_fd(con));
1757 ssl_pending = read_ssl && SSL_pending(con);
1761 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined (OPENSSL_SYS_BEOS_R5)
1764 if (read_tty) openssl_fdset(fileno(stdin),&readfds);
1765 if (write_tty) openssl_fdset(fileno(stdout),&writefds);
1768 openssl_fdset(SSL_get_fd(con),&readfds);
1770 openssl_fdset(SSL_get_fd(con),&writefds);
1772 if(!tty_on || !write_tty) {
1774 openssl_fdset(SSL_get_fd(con),&readfds);
1776 openssl_fdset(SSL_get_fd(con),&writefds);
1779 /* printf("mode tty(%d %d%d) ssl(%d%d)\n",
1780 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
1782 /* Note: under VMS with SOCKETSHR the second parameter
1783 * is currently of type (int *) whereas under other
1784 * systems it is (void *) if you don't have a cast it
1785 * will choke the compiler: if you do have a cast then
1786 * you can either go for (int *) or (void *).
1788 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1789 /* Under Windows/DOS we make the assumption that we can
1790 * always write to the tty: therefore if we need to
1791 * write to the tty we just fall through. Otherwise
1792 * we timeout the select every second and see if there
1793 * are any keypresses. Note: this is a hack, in a proper
1794 * Windows application we wouldn't do this.
1801 i=select(width,(void *)&readfds,(void *)&writefds,
1803 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1804 if(!i && (!_kbhit() || !read_tty) ) continue;
1806 if(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue;
1808 } else i=select(width,(void *)&readfds,(void *)&writefds,
1811 #elif defined(OPENSSL_SYS_NETWARE)
1816 i=select(width,(void *)&readfds,(void *)&writefds,
1818 } else i=select(width,(void *)&readfds,(void *)&writefds,
1821 #elif defined(OPENSSL_SYS_BEOS_R5)
1822 /* Under BeOS-R5 the situation is similar to DOS */
1825 (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK);
1830 i=select(width,(void *)&readfds,(void *)&writefds,
1832 if (read(fileno(stdin), sbuf, 0) >= 0)
1834 if (!i && (stdin_set != 1 || !read_tty))
1836 } else i=select(width,(void *)&readfds,(void *)&writefds,
1839 (void)fcntl(fileno(stdin), F_SETFL, 0);
1841 i=select(width,(void *)&readfds,(void *)&writefds,
1846 BIO_printf(bio_err,"bad select %d\n",
1847 get_last_socket_error());
1853 if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0)
1855 BIO_printf(bio_err,"TIMEOUT occured\n");
1858 if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds))
1860 k=SSL_write(con,&(cbuf[cbuf_off]),
1861 (unsigned int)cbuf_len);
1862 switch (SSL_get_error(con,k))
1864 case SSL_ERROR_NONE:
1867 if (k <= 0) goto end;
1868 /* we have done a write(con,NULL,0); */
1874 else /* if (cbuf_len > 0) */
1880 case SSL_ERROR_WANT_WRITE:
1881 BIO_printf(bio_c_out,"write W BLOCK\n");
1885 case SSL_ERROR_WANT_READ:
1886 BIO_printf(bio_c_out,"write R BLOCK\n");
1891 case SSL_ERROR_WANT_X509_LOOKUP:
1892 BIO_printf(bio_c_out,"write X BLOCK\n");
1894 case SSL_ERROR_ZERO_RETURN:
1897 BIO_printf(bio_c_out,"shutdown\n");
1908 case SSL_ERROR_SYSCALL:
1909 if ((k != 0) || (cbuf_len != 0))
1911 BIO_printf(bio_err,"write:errno=%d\n",
1912 get_last_socket_error());
1922 ERR_print_errors(bio_err);
1926 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
1927 /* Assume Windows/DOS/BeOS can always write */
1928 else if (!ssl_pending && write_tty)
1930 else if (!ssl_pending && FD_ISSET(fileno(stdout),&writefds))
1933 #ifdef CHARSET_EBCDIC
1934 ascii2ebcdic(&(sbuf[sbuf_off]),&(sbuf[sbuf_off]),sbuf_len);
1936 i=raw_write_stdout(&(sbuf[sbuf_off]),sbuf_len);
1940 BIO_printf(bio_c_out,"DONE\n");
1954 else if (ssl_pending || FD_ISSET(SSL_get_fd(con),&readfds))
1957 { static int iiii; if (++iiii == 52) { SSL_renegotiate(con); iiii=0; } }
1960 k=SSL_read(con,sbuf,1024 /* BUFSIZZ */ );
1962 /* Demo for pending and peek :-) */
1963 k=SSL_read(con,sbuf,16);
1965 printf("read=%d pending=%d peek=%d\n",k,SSL_pending(con),SSL_peek(con,zbuf,10240));
1969 switch (SSL_get_error(con,k))
1971 case SSL_ERROR_NONE:
1980 case SSL_ERROR_WANT_WRITE:
1981 BIO_printf(bio_c_out,"read W BLOCK\n");
1985 case SSL_ERROR_WANT_READ:
1986 BIO_printf(bio_c_out,"read R BLOCK\n");
1989 if ((read_tty == 0) && (write_ssl == 0))
1992 case SSL_ERROR_WANT_X509_LOOKUP:
1993 BIO_printf(bio_c_out,"read X BLOCK\n");
1995 case SSL_ERROR_SYSCALL:
1996 ret=get_last_socket_error();
1998 BIO_puts(bio_err, "CONNECTION CLOSED BY SERVER\n");
2000 BIO_printf(bio_err,"read:errno=%d\n",ret);
2002 case SSL_ERROR_ZERO_RETURN:
2003 BIO_printf(bio_c_out,"closed\n");
2007 ERR_print_errors(bio_err);
2013 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2014 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
2017 else if ((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
2019 #elif defined (OPENSSL_SYS_NETWARE)
2021 #elif defined(OPENSSL_SYS_BEOS_R5)
2024 else if (FD_ISSET(fileno(stdin),&readfds))
2031 i=raw_read_stdin(cbuf,BUFSIZZ/2);
2033 /* both loops are skipped when i <= 0 */
2034 for (j = 0; j < i; j++)
2035 if (cbuf[j] == '\n')
2037 for (j = i-1; j >= 0; j--)
2039 cbuf[j+lf_num] = cbuf[j];
2040 if (cbuf[j] == '\n')
2044 cbuf[j+lf_num] = '\r';
2047 assert(lf_num == 0);
2050 i=raw_read_stdin(cbuf,BUFSIZZ);
2052 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q')))
2054 BIO_printf(bio_err,"DONE\n");
2059 if ((!c_ign_eof) && (cbuf[0] == 'R'))
2061 BIO_printf(bio_err,"RENEGOTIATING\n");
2062 SSL_renegotiate(con);
2065 #ifndef OPENSSL_NO_HEARTBEATS
2066 else if ((!c_ign_eof) && (cbuf[0] == 'B'))
2068 BIO_printf(bio_err,"HEARTBEATING\n");
2077 #ifdef CHARSET_EBCDIC
2078 ebcdic2ascii(cbuf, cbuf, i);
2090 print_stuff(bio_c_out,con,full_log);
2092 SHUTDOWN(SSL_get_fd(con));
2097 print_stuff(bio_c_out,con,1);
2100 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2101 if (next_proto.data)
2102 OPENSSL_free(next_proto.data);
2104 if (ctx != NULL) SSL_CTX_free(ctx);
2108 sk_X509_CRL_pop_free(crls, X509_CRL_free);
2112 sk_X509_pop_free(chain, X509_free);
2116 X509_VERIFY_PARAM_free(vpm);
2117 ssl_excert_free(exc);
2119 sk_OPENSSL_STRING_free(ssl_args);
2121 SSL_CONF_CTX_free(cctx);
2122 #ifndef OPENSSL_NO_JPAKE
2123 if (jpake_secret && psk_key)
2124 OPENSSL_free(psk_key);
2126 if (cbuf != NULL) { OPENSSL_cleanse(cbuf,BUFSIZZ); OPENSSL_free(cbuf); }
2127 if (sbuf != NULL) { OPENSSL_cleanse(sbuf,BUFSIZZ); OPENSSL_free(sbuf); }
2128 if (mbuf != NULL) { OPENSSL_cleanse(mbuf,BUFSIZZ); OPENSSL_free(mbuf); }
2129 if (bio_c_out != NULL)
2131 BIO_free(bio_c_out);
2134 if (bio_c_msg != NULL)
2136 BIO_free(bio_c_msg);
2144 static void print_stuff(BIO *bio, SSL *s, int full)
2148 static const char *space=" ";
2151 STACK_OF(X509_NAME) *sk2;
2152 const SSL_CIPHER *c;
2155 #ifndef OPENSSL_NO_COMP
2156 const COMP_METHOD *comp, *expansion;
2158 unsigned char *exportedkeymat;
2162 int got_a_chain = 0;
2164 sk=SSL_get_peer_cert_chain(s);
2167 got_a_chain = 1; /* we don't have it for SSL2 (yet) */
2169 BIO_printf(bio,"---\nCertificate chain\n");
2170 for (i=0; i<sk_X509_num(sk); i++)
2172 X509_NAME_oneline(X509_get_subject_name(
2173 sk_X509_value(sk,i)),buf,sizeof buf);
2174 BIO_printf(bio,"%2d s:%s\n",i,buf);
2175 X509_NAME_oneline(X509_get_issuer_name(
2176 sk_X509_value(sk,i)),buf,sizeof buf);
2177 BIO_printf(bio," i:%s\n",buf);
2179 PEM_write_bio_X509(bio,sk_X509_value(sk,i));
2183 BIO_printf(bio,"---\n");
2184 peer=SSL_get_peer_certificate(s);
2187 BIO_printf(bio,"Server certificate\n");
2188 if (!(c_showcerts && got_a_chain)) /* Redundant if we showed the whole chain */
2189 PEM_write_bio_X509(bio,peer);
2190 X509_NAME_oneline(X509_get_subject_name(peer),
2192 BIO_printf(bio,"subject=%s\n",buf);
2193 X509_NAME_oneline(X509_get_issuer_name(peer),
2195 BIO_printf(bio,"issuer=%s\n",buf);
2198 BIO_printf(bio,"no peer certificate available\n");
2200 sk2=SSL_get_client_CA_list(s);
2201 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0))
2203 BIO_printf(bio,"---\nAcceptable client certificate CA names\n");
2204 for (i=0; i<sk_X509_NAME_num(sk2); i++)
2206 xn=sk_X509_NAME_value(sk2,i);
2207 X509_NAME_oneline(xn,buf,sizeof(buf));
2208 BIO_write(bio,buf,strlen(buf));
2209 BIO_write(bio,"\n",1);
2214 BIO_printf(bio,"---\nNo client certificate CA names sent\n");
2216 p=SSL_get_shared_ciphers(s,buf,sizeof buf);
2219 /* This works only for SSL 2. In later protocol
2220 * versions, the client does not know what other
2221 * ciphers (in addition to the one to be used
2222 * in the current connection) the server supports. */
2224 BIO_printf(bio,"---\nCiphers common between both SSL endpoints:\n");
2230 BIO_write(bio,space,15-j%25);
2233 BIO_write(bio,((i%3)?" ":"\n"),1);
2242 BIO_write(bio,"\n",1);
2245 ssl_print_sigalgs(bio, s);
2246 ssl_print_tmp_key(bio, s);
2248 BIO_printf(bio,"---\nSSL handshake has read %ld bytes and written %ld bytes\n",
2249 BIO_number_read(SSL_get_rbio(s)),
2250 BIO_number_written(SSL_get_wbio(s)));
2252 BIO_printf(bio,(SSL_cache_hit(s)?"---\nReused, ":"---\nNew, "));
2253 c=SSL_get_current_cipher(s);
2254 BIO_printf(bio,"%s, Cipher is %s\n",
2255 SSL_CIPHER_get_version(c),
2256 SSL_CIPHER_get_name(c));
2259 pktmp = X509_get_pubkey(peer);
2260 BIO_printf(bio,"Server public key is %d bit\n",
2261 EVP_PKEY_bits(pktmp));
2262 EVP_PKEY_free(pktmp);
2264 BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
2265 SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
2266 #ifndef OPENSSL_NO_COMP
2267 comp=SSL_get_current_compression(s);
2268 expansion=SSL_get_current_expansion(s);
2269 BIO_printf(bio,"Compression: %s\n",
2270 comp ? SSL_COMP_get_name(comp) : "NONE");
2271 BIO_printf(bio,"Expansion: %s\n",
2272 expansion ? SSL_COMP_get_name(expansion) : "NONE");
2277 /* Print out local port of connection: useful for debugging */
2279 struct sockaddr_in ladd;
2280 socklen_t ladd_size = sizeof(ladd);
2281 sock = SSL_get_fd(s);
2282 getsockname(sock, (struct sockaddr *)&ladd, &ladd_size);
2283 BIO_printf(bio_c_out, "LOCAL PORT is %u\n", ntohs(ladd.sin_port));
2287 #if !defined(OPENSSL_NO_TLSEXT)
2288 # if !defined(OPENSSL_NO_NEXTPROTONEG)
2289 if (next_proto.status != -1) {
2290 const unsigned char *proto;
2291 unsigned int proto_len;
2292 SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
2293 BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
2294 BIO_write(bio, proto, proto_len);
2295 BIO_write(bio, "\n", 1);
2298 const unsigned char *proto;
2299 unsigned int proto_len;
2300 SSL_get0_alpn_selected(s, &proto, &proto_len);
2303 BIO_printf(bio, "ALPN protocol: ");
2304 BIO_write(bio, proto, proto_len);
2305 BIO_write(bio, "\n", 1);
2308 BIO_printf(bio, "No ALPN negotiated\n");
2314 SRTP_PROTECTION_PROFILE *srtp_profile=SSL_get_selected_srtp_profile(s);
2317 BIO_printf(bio,"SRTP Extension negotiated, profile=%s\n",
2318 srtp_profile->name);
2321 SSL_SESSION_print(bio,SSL_get_session(s));
2322 if (keymatexportlabel != NULL)
2324 BIO_printf(bio, "Keying material exporter:\n");
2325 BIO_printf(bio, " Label: '%s'\n", keymatexportlabel);
2326 BIO_printf(bio, " Length: %i bytes\n", keymatexportlen);
2327 exportedkeymat = OPENSSL_malloc(keymatexportlen);
2328 if (exportedkeymat != NULL)
2330 if (!SSL_export_keying_material(s, exportedkeymat,
2333 strlen(keymatexportlabel),
2336 BIO_printf(bio, " Error\n");
2340 BIO_printf(bio, " Keying material: ");
2341 for (i=0; i<keymatexportlen; i++)
2342 BIO_printf(bio, "%02X",
2344 BIO_printf(bio, "\n");
2346 OPENSSL_free(exportedkeymat);
2349 BIO_printf(bio,"---\n");
2352 /* flush, or debugging output gets mixed with http response */
2353 (void)BIO_flush(bio);
2356 #ifndef OPENSSL_NO_TLSEXT
2358 static int ocsp_resp_cb(SSL *s, void *arg)
2360 const unsigned char *p;
2363 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
2364 BIO_puts(arg, "OCSP response: ");
2367 BIO_puts(arg, "no response sent\n");
2370 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
2373 BIO_puts(arg, "response parse error\n");
2374 BIO_dump_indent(arg, (char *)p, len, 4);
2377 BIO_puts(arg, "\n======================================\n");
2378 OCSP_RESPONSE_print(arg, rsp, 0);
2379 BIO_puts(arg, "======================================\n");
2380 OCSP_RESPONSE_free(rsp);
2384 static int audit_proof_cb(SSL *s, void *arg)
2386 const unsigned char *proof;
2389 SSL_SESSION *sess = SSL_get_session(s);
2391 proof = SSL_SESSION_get_tlsext_authz_server_audit_proof(sess,
2395 BIO_printf(bio_c_out, "Audit proof: ");
2396 for (i = 0; i < proof_len; ++i)
2397 BIO_printf(bio_c_out, "%02X", proof[i]);
2398 BIO_printf(bio_c_out, "\n");
2402 BIO_printf(bio_c_out, "No audit proof found.\n");