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;
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);
218 static BIO *bio_c_out=NULL;
219 static BIO *bio_c_msg=NULL;
220 static int c_quiet=0;
221 static int c_ign_eof=0;
222 static int c_brief=0;
224 #ifndef OPENSSL_NO_PSK
225 /* Default PSK identity and key */
226 static char *psk_identity="Client_identity";
227 /*char *psk_key=NULL; by default PSK is not used */
229 static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity,
230 unsigned int max_identity_len, unsigned char *psk,
231 unsigned int max_psk_len)
233 unsigned int psk_len = 0;
238 BIO_printf(bio_c_out, "psk_client_cb\n");
241 /* no ServerKeyExchange message*/
243 BIO_printf(bio_c_out,"NULL received PSK identity hint, continuing anyway\n");
246 BIO_printf(bio_c_out, "Received PSK identity hint '%s'\n", hint);
248 /* lookup PSK identity and PSK key based on the given identity hint here */
249 ret = BIO_snprintf(identity, max_identity_len, "%s", psk_identity);
250 if (ret < 0 || (unsigned int)ret > max_identity_len)
253 BIO_printf(bio_c_out, "created identity '%s' len=%d\n", identity, ret);
254 ret=BN_hex2bn(&bn, psk_key);
257 BIO_printf(bio_err,"Could not convert PSK key '%s' to BIGNUM\n", psk_key);
263 if ((unsigned int)BN_num_bytes(bn) > max_psk_len)
265 BIO_printf(bio_err,"psk buffer of callback is too small (%d) for key (%d)\n",
266 max_psk_len, BN_num_bytes(bn));
271 psk_len=BN_bn2bin(bn, psk);
277 BIO_printf(bio_c_out, "created PSK len=%d\n", psk_len);
282 BIO_printf(bio_err, "Error in PSK client callback\n");
287 static void sc_usage(void)
289 BIO_printf(bio_err,"usage: s_client args\n");
290 BIO_printf(bio_err,"\n");
291 BIO_printf(bio_err," -host host - use -connect instead\n");
292 BIO_printf(bio_err," -port port - use -connect instead\n");
293 BIO_printf(bio_err," -connect host:port - who to connect to (default is %s:%s)\n",SSL_HOST_NAME,PORT_STR);
294 BIO_printf(bio_err," -verify_host host - check peer certificate matches \"host\"\n");
295 BIO_printf(bio_err," -verify_email email - check peer certificate matches \"email\"\n");
296 BIO_printf(bio_err," -verify_ip ipaddr - check peer certificate matches \"ipaddr\"\n");
298 BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n");
299 BIO_printf(bio_err," -verify_return_error - return verification errors\n");
300 BIO_printf(bio_err," -cert arg - certificate file to use, PEM format assumed\n");
301 BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n");
302 BIO_printf(bio_err," -key arg - Private key file to use, in cert file if\n");
303 BIO_printf(bio_err," not specified but cert file is.\n");
304 BIO_printf(bio_err," -keyform arg - key format (PEM or DER) PEM default\n");
305 BIO_printf(bio_err," -pass arg - private key file pass phrase source\n");
306 BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n");
307 BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n");
308 BIO_printf(bio_err," -reconnect - Drop and re-make the connection with the same Session-ID\n");
309 BIO_printf(bio_err," -pause - sleep(1) after each read(2) and write(2) system call\n");
310 BIO_printf(bio_err," -prexit - print session information even on connection failure\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 #ifndef OPENSSL_NO_SSL3_METHOD
342 BIO_printf(bio_err," -ssl3 - just use SSLv3\n");
344 BIO_printf(bio_err," -tls1_2 - just use TLSv1.2\n");
345 BIO_printf(bio_err," -tls1_1 - just use TLSv1.1\n");
346 BIO_printf(bio_err," -tls1 - just use TLSv1\n");
347 BIO_printf(bio_err," -dtls1 - just use DTLSv1\n");
348 BIO_printf(bio_err," -fallback_scsv - send TLS_FALLBACK_SCSV\n");
349 BIO_printf(bio_err," -mtu - set the link layer MTU\n");
350 BIO_printf(bio_err," -no_tls1_2/-no_tls1_1/-no_tls1/-no_ssl3/-no_ssl2 - turn off that protocol\n");
351 BIO_printf(bio_err," -bugs - Switch on all SSL implementation bug workarounds\n");
352 BIO_printf(bio_err," -serverpref - Use server's cipher preferences (only SSLv2)\n");
353 BIO_printf(bio_err," -cipher - preferred cipher to use, use the 'openssl ciphers'\n");
354 BIO_printf(bio_err," command to see what is available\n");
355 BIO_printf(bio_err," -starttls prot - use the STARTTLS command before starting TLS\n");
356 BIO_printf(bio_err," for those protocols that support it, where\n");
357 BIO_printf(bio_err," 'prot' defines which one to assume. Currently,\n");
358 BIO_printf(bio_err," only \"smtp\", \"pop3\", \"imap\", \"ftp\" and \"xmpp\"\n");
359 BIO_printf(bio_err," are supported.\n");
360 #ifndef OPENSSL_NO_ENGINE
361 BIO_printf(bio_err," -engine id - Initialise and use the specified engine\n");
363 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
364 BIO_printf(bio_err," -sess_out arg - file to write SSL session to\n");
365 BIO_printf(bio_err," -sess_in arg - file to read SSL session from\n");
366 #ifndef OPENSSL_NO_TLSEXT
367 BIO_printf(bio_err," -servername host - Set TLS extension servername in ClientHello\n");
368 BIO_printf(bio_err," -tlsextdebug - hex dump of all TLS extensions received\n");
369 BIO_printf(bio_err," -status - request certificate status from server\n");
370 BIO_printf(bio_err," -no_ticket - disable use of RFC4507bis session tickets\n");
371 BIO_printf(bio_err," -serverinfo types - send empty ClientHello extensions (comma-separated numbers)\n");
373 # ifndef OPENSSL_NO_NEXTPROTONEG
374 BIO_printf(bio_err," -nextprotoneg arg - enable NPN extension, considering named protocols supported (comma-separated list)\n");
376 BIO_printf(bio_err," -alpn arg - enable ALPN extension, considering named protocols supported (comma-separated list)\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_parse_cb(SSL* s, unsigned int ext_type,
555 const unsigned char* in, size_t 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), "SERVERINFO FOR EXTENSION %d",
570 PEM_write_bio(bio_c_out, pem_name, "", ext_buf, 4 + inlen);
586 int MAIN(int, char **);
588 int MAIN(int argc, char **argv)
592 #ifndef OPENSSL_NO_KRB5
595 int s,k,width,state=0;
596 char *cbuf=NULL,*sbuf=NULL,*mbuf=NULL;
597 int cbuf_len,cbuf_off;
598 int sbuf_len,sbuf_off;
599 fd_set readfds,writefds;
602 char *host=SSL_HOST_NAME;
603 char *cert_file=NULL,*key_file=NULL,*chain_file=NULL;
604 int cert_format = FORMAT_PEM, key_format = FORMAT_PEM;
605 char *passarg = NULL, *pass = NULL;
607 EVP_PKEY *key = NULL;
608 STACK_OF(X509) *chain = NULL;
609 char *CApath=NULL,*CAfile=NULL;
610 char *chCApath=NULL,*chCAfile=NULL;
611 char *vfyCApath=NULL,*vfyCAfile=NULL;
612 int reconnect=0,badop=0,verify=SSL_VERIFY_NONE;
614 int write_tty,read_tty,write_ssl,read_ssl,tty_on,ssl_pending;
616 int ret=1,in_init=1,i,nbio_test=0;
617 int starttls_proto = PROTO_OFF;
619 X509_VERIFY_PARAM *vpm = NULL;
621 const SSL_METHOD *meth=NULL;
622 int socket_type=SOCK_STREAM;
626 struct timeval timeout, *timeoutp;
627 #ifndef OPENSSL_NO_ENGINE
628 char *engine_id=NULL;
629 char *ssl_client_engine_id=NULL;
630 ENGINE *ssl_client_engine=NULL;
633 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
635 #if defined(OPENSSL_SYS_BEOS_R5)
639 #ifndef OPENSSL_NO_TLSEXT
640 char *servername = NULL;
641 tlsextctx tlsextcbp =
643 # ifndef OPENSSL_NO_NEXTPROTONEG
644 const char *next_proto_neg_in = NULL;
646 const char *alpn_in = NULL;
647 # define MAX_SI_TYPES 100
648 unsigned short serverinfo_types[MAX_SI_TYPES];
649 int serverinfo_types_count = 0;
651 char *sess_in = NULL;
652 char *sess_out = NULL;
653 struct sockaddr peer;
654 int peerlen = sizeof(peer);
655 int fallback_scsv = 0;
656 int enable_timeouts = 0 ;
658 #ifndef OPENSSL_NO_JPAKE
659 static char *jpake_secret = NULL;
660 #define no_jpake !jpake_secret
664 #ifndef OPENSSL_NO_SRP
665 char * srppass = NULL;
666 int srp_lateuser = 0;
667 SRP_ARG srp_arg = {NULL,NULL,0,0,0,1024};
669 SSL_EXCERT *exc = NULL;
671 SSL_CONF_CTX *cctx = NULL;
672 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
674 char *crl_file = NULL;
675 int crl_format = FORMAT_PEM;
676 int crl_download = 0;
677 STACK_OF(X509_CRL) *crls = NULL;
679 meth=SSLv23_client_method();
690 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
692 if (!load_config(bio_err, NULL))
695 cctx = SSL_CONF_CTX_new();
698 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CLIENT);
699 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CMDLINE);
701 if ( ((cbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
702 ((sbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
703 ((mbuf=OPENSSL_malloc(BUFSIZZ)) == NULL))
705 BIO_printf(bio_err,"out of memory\n");
710 verify_error=X509_V_OK;
719 if (strcmp(*argv,"-host") == 0)
721 if (--argc < 1) goto bad;
724 else if (strcmp(*argv,"-port") == 0)
726 if (--argc < 1) goto bad;
727 port=atoi(*(++argv));
728 if (port == 0) goto bad;
730 else if (strcmp(*argv,"-connect") == 0)
732 if (--argc < 1) goto bad;
733 if (!extract_host_port(*(++argv),&host,NULL,&port))
736 else if (strcmp(*argv,"-verify") == 0)
738 verify=SSL_VERIFY_PEER;
739 if (--argc < 1) goto bad;
740 verify_depth=atoi(*(++argv));
742 BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
744 else if (strcmp(*argv,"-cert") == 0)
746 if (--argc < 1) goto bad;
747 cert_file= *(++argv);
749 else if (strcmp(*argv,"-CRL") == 0)
751 if (--argc < 1) goto bad;
754 else if (strcmp(*argv,"-crl_download") == 0)
756 else if (strcmp(*argv,"-sess_out") == 0)
758 if (--argc < 1) goto bad;
759 sess_out = *(++argv);
761 else if (strcmp(*argv,"-sess_in") == 0)
763 if (--argc < 1) goto bad;
766 else if (strcmp(*argv,"-certform") == 0)
768 if (--argc < 1) goto bad;
769 cert_format = str2fmt(*(++argv));
771 else if (strcmp(*argv,"-CRLform") == 0)
773 if (--argc < 1) goto bad;
774 crl_format = str2fmt(*(++argv));
776 else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm))
782 else if (strcmp(*argv,"-verify_return_error") == 0)
783 verify_return_error = 1;
784 else if (strcmp(*argv,"-verify_quiet") == 0)
786 else if (strcmp(*argv,"-brief") == 0)
792 else if (args_excert(&argv, &argc, &badarg, bio_err, &exc))
798 else if (args_ssl(&argv, &argc, cctx, &badarg, bio_err, &ssl_args))
804 else if (strcmp(*argv,"-prexit") == 0)
806 else if (strcmp(*argv,"-crlf") == 0)
808 else if (strcmp(*argv,"-quiet") == 0)
813 else if (strcmp(*argv,"-ign_eof") == 0)
815 else if (strcmp(*argv,"-no_ign_eof") == 0)
817 else if (strcmp(*argv,"-pause") == 0)
819 else if (strcmp(*argv,"-debug") == 0)
821 #ifndef OPENSSL_NO_TLSEXT
822 else if (strcmp(*argv,"-tlsextdebug") == 0)
824 else if (strcmp(*argv,"-status") == 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_METHOD
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,"-dtls") == 0)
919 meth=DTLS_client_method();
920 socket_type=SOCK_DGRAM;
922 else if (strcmp(*argv,"-dtls1") == 0)
924 meth=DTLSv1_client_method();
925 socket_type=SOCK_DGRAM;
927 else if (strcmp(*argv,"-dtls1_2") == 0)
929 meth=DTLSv1_2_client_method();
930 socket_type=SOCK_DGRAM;
932 else if (strcmp(*argv,"-timeout") == 0)
934 else if (strcmp(*argv,"-mtu") == 0)
936 if (--argc < 1) goto bad;
937 socket_mtu = atol(*(++argv));
940 else if (strcmp(*argv,"-fallback_scsv") == 0)
944 else if (strcmp(*argv,"-keyform") == 0)
946 if (--argc < 1) goto bad;
947 key_format = str2fmt(*(++argv));
949 else if (strcmp(*argv,"-pass") == 0)
951 if (--argc < 1) goto bad;
954 else if (strcmp(*argv,"-cert_chain") == 0)
956 if (--argc < 1) goto bad;
957 chain_file= *(++argv);
959 else if (strcmp(*argv,"-key") == 0)
961 if (--argc < 1) goto bad;
964 else if (strcmp(*argv,"-reconnect") == 0)
968 else if (strcmp(*argv,"-CApath") == 0)
970 if (--argc < 1) goto bad;
973 else if (strcmp(*argv,"-chainCApath") == 0)
975 if (--argc < 1) goto bad;
978 else if (strcmp(*argv,"-verifyCApath") == 0)
980 if (--argc < 1) goto bad;
981 vfyCApath= *(++argv);
983 else if (strcmp(*argv,"-build_chain") == 0)
985 else if (strcmp(*argv,"-CAfile") == 0)
987 if (--argc < 1) goto bad;
990 else if (strcmp(*argv,"-chainCAfile") == 0)
992 if (--argc < 1) goto bad;
995 else if (strcmp(*argv,"-verifyCAfile") == 0)
997 if (--argc < 1) goto bad;
998 vfyCAfile= *(++argv);
1000 #ifndef OPENSSL_NO_TLSEXT
1001 # ifndef OPENSSL_NO_NEXTPROTONEG
1002 else if (strcmp(*argv,"-nextprotoneg") == 0)
1004 if (--argc < 1) goto bad;
1005 next_proto_neg_in = *(++argv);
1008 else if (strcmp(*argv,"-alpn") == 0)
1010 if (--argc < 1) goto bad;
1011 alpn_in = *(++argv);
1013 else if (strcmp(*argv,"-serverinfo") == 0)
1019 if (--argc < 1) goto bad;
1021 serverinfo_types_count = 0;
1023 for (i = 0; i <= len; ++i)
1025 if (i == len || c[i] == ',')
1027 serverinfo_types[serverinfo_types_count]
1029 serverinfo_types_count++;
1032 if (serverinfo_types_count == MAX_SI_TYPES)
1038 else if (strcmp(*argv,"-nbio") == 0)
1041 else if (strcmp(*argv,"-starttls") == 0)
1043 if (--argc < 1) goto bad;
1045 if (strcmp(*argv,"smtp") == 0)
1046 starttls_proto = PROTO_SMTP;
1047 else if (strcmp(*argv,"pop3") == 0)
1048 starttls_proto = PROTO_POP3;
1049 else if (strcmp(*argv,"imap") == 0)
1050 starttls_proto = PROTO_IMAP;
1051 else if (strcmp(*argv,"ftp") == 0)
1052 starttls_proto = PROTO_FTP;
1053 else if (strcmp(*argv, "xmpp") == 0)
1054 starttls_proto = PROTO_XMPP;
1058 #ifndef OPENSSL_NO_ENGINE
1059 else if (strcmp(*argv,"-engine") == 0)
1061 if (--argc < 1) goto bad;
1062 engine_id = *(++argv);
1064 else if (strcmp(*argv,"-ssl_client_engine") == 0)
1066 if (--argc < 1) goto bad;
1067 ssl_client_engine_id = *(++argv);
1070 else if (strcmp(*argv,"-rand") == 0)
1072 if (--argc < 1) goto bad;
1075 #ifndef OPENSSL_NO_TLSEXT
1076 else if (strcmp(*argv,"-servername") == 0)
1078 if (--argc < 1) goto bad;
1079 servername= *(++argv);
1080 /* meth=TLSv1_client_method(); */
1083 #ifndef OPENSSL_NO_JPAKE
1084 else if (strcmp(*argv,"-jpake") == 0)
1086 if (--argc < 1) goto bad;
1087 jpake_secret = *++argv;
1090 else if (strcmp(*argv,"-use_srtp") == 0)
1092 if (--argc < 1) goto bad;
1093 srtp_profiles = *(++argv);
1095 else if (strcmp(*argv,"-keymatexport") == 0)
1097 if (--argc < 1) goto bad;
1098 keymatexportlabel= *(++argv);
1100 else if (strcmp(*argv,"-keymatexportlen") == 0)
1102 if (--argc < 1) goto bad;
1103 keymatexportlen=atoi(*(++argv));
1104 if (keymatexportlen == 0) goto bad;
1108 BIO_printf(bio_err,"unknown option %s\n",*argv);
1122 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1128 "Can't use JPAKE and PSK together\n");
1131 psk_identity = "JPAKE";
1135 OpenSSL_add_ssl_algorithms();
1136 SSL_load_error_strings();
1138 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1139 next_proto.status = -1;
1140 if (next_proto_neg_in)
1142 next_proto.data = next_protos_parse(&next_proto.len, next_proto_neg_in);
1143 if (next_proto.data == NULL)
1145 BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n");
1150 next_proto.data = NULL;
1153 #ifndef OPENSSL_NO_ENGINE
1154 e = setup_engine(bio_err, engine_id, 1);
1155 if (ssl_client_engine_id)
1157 ssl_client_engine = ENGINE_by_id(ssl_client_engine_id);
1158 if (!ssl_client_engine)
1161 "Error getting client auth engine\n");
1167 if (!app_passwd(bio_err, passarg, NULL, &pass, NULL))
1169 BIO_printf(bio_err, "Error getting password\n");
1173 if (key_file == NULL)
1174 key_file = cert_file;
1181 key = load_key(bio_err, key_file, key_format, 0, pass, e,
1182 "client certificate private key file");
1185 ERR_print_errors(bio_err);
1194 cert = load_cert(bio_err,cert_file,cert_format,
1195 NULL, e, "client certificate file");
1199 ERR_print_errors(bio_err);
1206 chain = load_certs(bio_err, chain_file,FORMAT_PEM,
1207 NULL, e, "client certificate chain");
1215 crl = load_crl(crl_file, crl_format);
1218 BIO_puts(bio_err, "Error loading CRL\n");
1219 ERR_print_errors(bio_err);
1222 crls = sk_X509_CRL_new_null();
1223 if (!crls || !sk_X509_CRL_push(crls, crl))
1225 BIO_puts(bio_err, "Error adding CRL\n");
1226 ERR_print_errors(bio_err);
1232 if (!load_excert(&exc, bio_err))
1235 if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
1238 BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
1241 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
1242 app_RAND_load_files(inrand));
1244 if (bio_c_out == NULL)
1246 if (c_quiet && !c_debug)
1248 bio_c_out=BIO_new(BIO_s_null());
1249 if (c_msg && !bio_c_msg)
1250 bio_c_msg=BIO_new_fp(stdout,BIO_NOCLOSE);
1254 if (bio_c_out == NULL)
1255 bio_c_out=BIO_new_fp(stdout,BIO_NOCLOSE);
1259 #ifndef OPENSSL_NO_SRP
1260 if(!app_passwd(bio_err, srppass, NULL, &srp_arg.srppassin, NULL))
1262 BIO_printf(bio_err, "Error getting password\n");
1267 ctx=SSL_CTX_new(meth);
1270 ERR_print_errors(bio_err);
1275 SSL_CTX_set1_param(ctx, vpm);
1277 if (!args_ssl_call(ctx, bio_err, cctx, ssl_args, 1, no_jpake))
1279 ERR_print_errors(bio_err);
1283 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1284 crls, crl_download))
1286 BIO_printf(bio_err, "Error loading store locations\n");
1287 ERR_print_errors(bio_err);
1291 #ifndef OPENSSL_NO_ENGINE
1292 if (ssl_client_engine)
1294 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine))
1296 BIO_puts(bio_err, "Error setting client auth engine\n");
1297 ERR_print_errors(bio_err);
1298 ENGINE_free(ssl_client_engine);
1301 ENGINE_free(ssl_client_engine);
1305 #ifndef OPENSSL_NO_PSK
1306 #ifdef OPENSSL_NO_JPAKE
1307 if (psk_key != NULL)
1309 if (psk_key != NULL || jpake_secret)
1313 BIO_printf(bio_c_out, "PSK key given or JPAKE in use, setting client callback\n");
1314 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
1316 if (srtp_profiles != NULL)
1317 SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles);
1319 if (exc) ssl_ctx_set_excert(ctx, exc);
1320 /* DTLS: partial reads end up discarding unread UDP bytes :-(
1321 * Setting read ahead solves this problem.
1323 if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
1325 #if !defined(OPENSSL_NO_TLSEXT)
1326 # if !defined(OPENSSL_NO_NEXTPROTONEG)
1327 if (next_proto.data)
1328 SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
1332 unsigned short alpn_len;
1333 unsigned char *alpn = next_protos_parse(&alpn_len, alpn_in);
1337 BIO_printf(bio_err, "Error parsing -alpn argument\n");
1340 SSL_CTX_set_alpn_protos(ctx, alpn, alpn_len);
1344 #ifndef OPENSSL_NO_TLSEXT
1345 for (i = 0; i < serverinfo_types_count; i++)
1347 SSL_CTX_add_client_custom_ext(ctx,
1348 serverinfo_types[i],
1350 serverinfo_cli_parse_cb,
1355 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
1358 SSL_CTX_set_cipher_list(ctx,getenv("SSL_CIPHER"));
1361 SSL_CTX_set_verify(ctx,verify,verify_callback);
1363 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
1364 (!SSL_CTX_set_default_verify_paths(ctx)))
1366 /* BIO_printf(bio_err,"error setting default verify locations\n"); */
1367 ERR_print_errors(bio_err);
1371 ssl_ctx_add_crls(ctx, crls, crl_download);
1372 if (!set_cert_key_stuff(ctx,cert,key,chain,build_chain))
1375 #ifndef OPENSSL_NO_TLSEXT
1376 if (servername != NULL)
1378 tlsextcbp.biodebug = bio_err;
1379 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1380 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1382 #ifndef OPENSSL_NO_SRP
1383 if (srp_arg.srplogin)
1385 if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin))
1387 BIO_printf(bio_err,"Unable to set SRP username\n");
1390 srp_arg.msg = c_msg;
1391 srp_arg.debug = c_debug ;
1392 SSL_CTX_set_srp_cb_arg(ctx,&srp_arg);
1393 SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
1394 SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
1395 if (c_msg || c_debug || srp_arg.amp == 0)
1396 SSL_CTX_set_srp_verify_param_callback(ctx, ssl_srp_verify_param_cb);
1406 BIO *stmp = BIO_new_file(sess_in, "r");
1409 BIO_printf(bio_err, "Can't open session file %s\n",
1411 ERR_print_errors(bio_err);
1414 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1418 BIO_printf(bio_err, "Can't open session file %s\n",
1420 ERR_print_errors(bio_err);
1423 SSL_set_session(con, sess);
1424 SSL_SESSION_free(sess);
1428 SSL_set_mode(con, SSL_MODE_SEND_FALLBACK_SCSV);
1430 #ifndef OPENSSL_NO_TLSEXT
1431 if (servername != NULL)
1433 if (!SSL_set_tlsext_host_name(con,servername))
1435 BIO_printf(bio_err,"Unable to set TLS servername extension.\n");
1436 ERR_print_errors(bio_err);
1441 #ifndef OPENSSL_NO_KRB5
1442 if (con && (kctx = kssl_ctx_new()) != NULL)
1444 SSL_set0_kssl_ctx(con, kctx);
1445 kssl_ctx_setstring(kctx, KSSL_SERVER, host);
1447 #endif /* OPENSSL_NO_KRB5 */
1448 /* SSL_set_cipher_list(con,"RC4-MD5"); */
1450 #ifdef TLSEXT_TYPE_opaque_prf_input
1451 SSL_set_tlsext_opaque_prf_input(con, "Test client", 11);
1457 if (init_client(&s,host,port,socket_type) == 0)
1459 BIO_printf(bio_err,"connect:errno=%d\n",get_last_socket_error());
1463 BIO_printf(bio_c_out,"CONNECTED(%08X)\n",s);
1469 BIO_printf(bio_c_out,"turning on non blocking io\n");
1470 if (BIO_socket_ioctl(s,FIONBIO,&l) < 0)
1472 ERR_print_errors(bio_err);
1477 if (c_Pause & 0x01) SSL_set_debug(con, 1);
1479 if (socket_type == SOCK_DGRAM)
1482 sbio=BIO_new_dgram(s,BIO_NOCLOSE);
1483 if (getsockname(s, &peer, (void *)&peerlen) < 0)
1485 BIO_printf(bio_err, "getsockname:errno=%d\n",
1486 get_last_socket_error());
1491 (void)BIO_ctrl_set_connected(sbio, 1, &peer);
1493 if (enable_timeouts)
1496 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1497 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1500 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1501 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1506 if(socket_mtu < DTLS_get_link_min_mtu(con))
1508 BIO_printf(bio_err,"MTU too small. Must be at least %ld\n",
1509 DTLS_get_link_min_mtu(con));
1513 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1514 if(!DTLS_set_link_mtu(con, socket_mtu))
1516 BIO_printf(bio_err, "Failed to set MTU\n");
1522 /* want to do MTU discovery */
1523 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1526 sbio=BIO_new_socket(s,BIO_NOCLOSE);
1532 test=BIO_new(BIO_f_nbio_test());
1533 sbio=BIO_push(test,sbio);
1538 SSL_set_debug(con, 1);
1539 BIO_set_callback(sbio,bio_dump_callback);
1540 BIO_set_callback_arg(sbio,(char *)bio_c_out);
1544 #ifndef OPENSSL_NO_SSL_TRACE
1546 SSL_set_msg_callback(con, SSL_trace);
1549 SSL_set_msg_callback(con, msg_cb);
1550 SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out);
1552 #ifndef OPENSSL_NO_TLSEXT
1555 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1556 SSL_set_tlsext_debug_arg(con, bio_c_out);
1560 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1561 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
1562 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
1565 STACK_OF(OCSP_RESPID) *ids = sk_OCSP_RESPID_new_null();
1566 OCSP_RESPID *id = OCSP_RESPID_new();
1567 id->value.byKey = ASN1_OCTET_STRING_new();
1568 id->type = V_OCSP_RESPID_KEY;
1569 ASN1_STRING_set(id->value.byKey, "Hello World", -1);
1570 sk_OCSP_RESPID_push(ids, id);
1571 SSL_set_tlsext_status_ids(con, ids);
1576 #ifndef OPENSSL_NO_JPAKE
1578 jpake_client_auth(bio_c_out, sbio, jpake_secret);
1581 SSL_set_bio(con,sbio,sbio);
1582 SSL_set_connect_state(con);
1584 /* ok, lets connect */
1585 width=SSL_get_fd(con)+1;
1598 /* This is an ugly hack that does a lot of assumptions */
1599 /* We do have to handle multi-line responses which may come
1600 in a single packet or not. We therefore have to use
1601 BIO_gets() which does need a buffering BIO. So during
1602 the initial chitchat we do push a buffering BIO into the
1603 chain that is removed again later on to not disturb the
1604 rest of the s_client operation. */
1605 if (starttls_proto == PROTO_SMTP)
1608 BIO *fbio = BIO_new(BIO_f_buffer());
1609 BIO_push(fbio, sbio);
1610 /* wait for multi-line response to end from SMTP */
1613 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1615 while (mbuf_len>3 && mbuf[3]=='-');
1616 /* STARTTLS command requires EHLO... */
1617 BIO_printf(fbio,"EHLO openssl.client.net\r\n");
1618 (void)BIO_flush(fbio);
1619 /* wait for multi-line response to end EHLO SMTP response */
1622 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1623 if (strstr(mbuf,"STARTTLS"))
1626 while (mbuf_len>3 && mbuf[3]=='-');
1627 (void)BIO_flush(fbio);
1632 "didn't found starttls in server response,"
1633 " try anyway...\n");
1634 BIO_printf(sbio,"STARTTLS\r\n");
1635 BIO_read(sbio,sbuf,BUFSIZZ);
1637 else if (starttls_proto == PROTO_POP3)
1639 BIO_read(sbio,mbuf,BUFSIZZ);
1640 BIO_printf(sbio,"STLS\r\n");
1641 BIO_read(sbio,sbuf,BUFSIZZ);
1643 else if (starttls_proto == PROTO_IMAP)
1646 BIO *fbio = BIO_new(BIO_f_buffer());
1647 BIO_push(fbio, sbio);
1648 BIO_gets(fbio,mbuf,BUFSIZZ);
1649 /* STARTTLS command requires CAPABILITY... */
1650 BIO_printf(fbio,". CAPABILITY\r\n");
1651 (void)BIO_flush(fbio);
1652 /* wait for multi-line CAPABILITY response */
1655 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1656 if (strstr(mbuf,"STARTTLS"))
1659 while (mbuf_len>3 && mbuf[0]!='.');
1660 (void)BIO_flush(fbio);
1665 "didn't found STARTTLS in server response,"
1666 " try anyway...\n");
1667 BIO_printf(sbio,". STARTTLS\r\n");
1668 BIO_read(sbio,sbuf,BUFSIZZ);
1670 else if (starttls_proto == PROTO_FTP)
1672 BIO *fbio = BIO_new(BIO_f_buffer());
1673 BIO_push(fbio, sbio);
1674 /* wait for multi-line response to end from FTP */
1677 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1679 while (mbuf_len>3 && mbuf[3]=='-');
1680 (void)BIO_flush(fbio);
1683 BIO_printf(sbio,"AUTH TLS\r\n");
1684 BIO_read(sbio,sbuf,BUFSIZZ);
1686 if (starttls_proto == PROTO_XMPP)
1689 BIO_printf(sbio,"<stream:stream "
1690 "xmlns:stream='http://etherx.jabber.org/streams' "
1691 "xmlns='jabber:client' to='%s' version='1.0'>", host);
1692 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1694 while (!strstr(mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'"))
1696 if (strstr(mbuf, "/stream:features>"))
1698 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1701 BIO_printf(sbio, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1702 seen = BIO_read(sbio,sbuf,BUFSIZZ);
1704 if (!strstr(sbuf, "<proceed"))
1714 if ((SSL_version(con) == DTLS1_VERSION) &&
1715 DTLSv1_get_timeout(con, &timeout))
1716 timeoutp = &timeout;
1720 if (SSL_in_init(con) && !SSL_total_renegotiations(con))
1731 #if 0 /* This test doesn't really work as intended (needs to be fixed) */
1732 #ifndef OPENSSL_NO_TLSEXT
1733 if (servername != NULL && !SSL_session_reused(con))
1735 BIO_printf(bio_c_out,"Server did %sacknowledge servername extension.\n",tlsextcbp.ack?"":"not ");
1741 BIO *stmp = BIO_new_file(sess_out, "w");
1744 PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
1748 BIO_printf(bio_err, "Error writing session file %s\n", sess_out);
1753 "CONNECTION ESTABLISHED\n");
1754 print_ssl_summary(bio_err, con);
1757 print_stuff(bio_c_out,con,full_log);
1758 if (full_log > 0) full_log--;
1762 BIO_printf(bio_err,"%s",mbuf);
1763 /* We don't need to know any more */
1764 starttls_proto = PROTO_OFF;
1770 BIO_printf(bio_c_out,"drop connection and then reconnect\n");
1772 SSL_set_connect_state(con);
1773 SHUTDOWN(SSL_get_fd(con));
1779 ssl_pending = read_ssl && SSL_pending(con);
1783 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined (OPENSSL_SYS_BEOS_R5)
1786 if (read_tty) openssl_fdset(fileno(stdin),&readfds);
1787 if (write_tty) openssl_fdset(fileno(stdout),&writefds);
1790 openssl_fdset(SSL_get_fd(con),&readfds);
1792 openssl_fdset(SSL_get_fd(con),&writefds);
1794 if(!tty_on || !write_tty) {
1796 openssl_fdset(SSL_get_fd(con),&readfds);
1798 openssl_fdset(SSL_get_fd(con),&writefds);
1801 /* printf("mode tty(%d %d%d) ssl(%d%d)\n",
1802 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
1804 /* Note: under VMS with SOCKETSHR the second parameter
1805 * is currently of type (int *) whereas under other
1806 * systems it is (void *) if you don't have a cast it
1807 * will choke the compiler: if you do have a cast then
1808 * you can either go for (int *) or (void *).
1810 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1811 /* Under Windows/DOS we make the assumption that we can
1812 * always write to the tty: therefore if we need to
1813 * write to the tty we just fall through. Otherwise
1814 * we timeout the select every second and see if there
1815 * are any keypresses. Note: this is a hack, in a proper
1816 * Windows application we wouldn't do this.
1823 i=select(width,(void *)&readfds,(void *)&writefds,
1825 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1826 if(!i && (!_kbhit() || !read_tty) ) continue;
1828 if(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue;
1830 } else i=select(width,(void *)&readfds,(void *)&writefds,
1833 #elif defined(OPENSSL_SYS_NETWARE)
1838 i=select(width,(void *)&readfds,(void *)&writefds,
1840 } else i=select(width,(void *)&readfds,(void *)&writefds,
1843 #elif defined(OPENSSL_SYS_BEOS_R5)
1844 /* Under BeOS-R5 the situation is similar to DOS */
1847 (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK);
1852 i=select(width,(void *)&readfds,(void *)&writefds,
1854 if (read(fileno(stdin), sbuf, 0) >= 0)
1856 if (!i && (stdin_set != 1 || !read_tty))
1858 } else i=select(width,(void *)&readfds,(void *)&writefds,
1861 (void)fcntl(fileno(stdin), F_SETFL, 0);
1863 i=select(width,(void *)&readfds,(void *)&writefds,
1868 BIO_printf(bio_err,"bad select %d\n",
1869 get_last_socket_error());
1875 if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0)
1877 BIO_printf(bio_err,"TIMEOUT occured\n");
1880 if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds))
1882 k=SSL_write(con,&(cbuf[cbuf_off]),
1883 (unsigned int)cbuf_len);
1884 switch (SSL_get_error(con,k))
1886 case SSL_ERROR_NONE:
1889 if (k <= 0) goto end;
1890 /* we have done a write(con,NULL,0); */
1896 else /* if (cbuf_len > 0) */
1902 case SSL_ERROR_WANT_WRITE:
1903 BIO_printf(bio_c_out,"write W BLOCK\n");
1907 case SSL_ERROR_WANT_READ:
1908 BIO_printf(bio_c_out,"write R BLOCK\n");
1913 case SSL_ERROR_WANT_X509_LOOKUP:
1914 BIO_printf(bio_c_out,"write X BLOCK\n");
1916 case SSL_ERROR_ZERO_RETURN:
1919 BIO_printf(bio_c_out,"shutdown\n");
1930 case SSL_ERROR_SYSCALL:
1931 if ((k != 0) || (cbuf_len != 0))
1933 BIO_printf(bio_err,"write:errno=%d\n",
1934 get_last_socket_error());
1944 ERR_print_errors(bio_err);
1948 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
1949 /* Assume Windows/DOS/BeOS can always write */
1950 else if (!ssl_pending && write_tty)
1952 else if (!ssl_pending && FD_ISSET(fileno(stdout),&writefds))
1955 #ifdef CHARSET_EBCDIC
1956 ascii2ebcdic(&(sbuf[sbuf_off]),&(sbuf[sbuf_off]),sbuf_len);
1958 i=raw_write_stdout(&(sbuf[sbuf_off]),sbuf_len);
1962 BIO_printf(bio_c_out,"DONE\n");
1976 else if (ssl_pending || FD_ISSET(SSL_get_fd(con),&readfds))
1979 { static int iiii; if (++iiii == 52) { SSL_renegotiate(con); iiii=0; } }
1982 k=SSL_read(con,sbuf,1024 /* BUFSIZZ */ );
1984 /* Demo for pending and peek :-) */
1985 k=SSL_read(con,sbuf,16);
1987 printf("read=%d pending=%d peek=%d\n",k,SSL_pending(con),SSL_peek(con,zbuf,10240));
1991 switch (SSL_get_error(con,k))
1993 case SSL_ERROR_NONE:
2002 case SSL_ERROR_WANT_WRITE:
2003 BIO_printf(bio_c_out,"read W BLOCK\n");
2007 case SSL_ERROR_WANT_READ:
2008 BIO_printf(bio_c_out,"read R BLOCK\n");
2011 if ((read_tty == 0) && (write_ssl == 0))
2014 case SSL_ERROR_WANT_X509_LOOKUP:
2015 BIO_printf(bio_c_out,"read X BLOCK\n");
2017 case SSL_ERROR_SYSCALL:
2018 ret=get_last_socket_error();
2020 BIO_puts(bio_err, "CONNECTION CLOSED BY SERVER\n");
2022 BIO_printf(bio_err,"read:errno=%d\n",ret);
2024 case SSL_ERROR_ZERO_RETURN:
2025 BIO_printf(bio_c_out,"closed\n");
2029 ERR_print_errors(bio_err);
2035 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2036 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
2039 else if ((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
2041 #elif defined (OPENSSL_SYS_NETWARE)
2043 #elif defined(OPENSSL_SYS_BEOS_R5)
2046 else if (FD_ISSET(fileno(stdin),&readfds))
2053 i=raw_read_stdin(cbuf,BUFSIZZ/2);
2055 /* both loops are skipped when i <= 0 */
2056 for (j = 0; j < i; j++)
2057 if (cbuf[j] == '\n')
2059 for (j = i-1; j >= 0; j--)
2061 cbuf[j+lf_num] = cbuf[j];
2062 if (cbuf[j] == '\n')
2066 cbuf[j+lf_num] = '\r';
2069 assert(lf_num == 0);
2072 i=raw_read_stdin(cbuf,BUFSIZZ);
2074 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q')))
2076 BIO_printf(bio_err,"DONE\n");
2081 if ((!c_ign_eof) && (cbuf[0] == 'R'))
2083 BIO_printf(bio_err,"RENEGOTIATING\n");
2084 SSL_renegotiate(con);
2087 #ifndef OPENSSL_NO_HEARTBEATS
2088 else if ((!c_ign_eof) && (cbuf[0] == 'B'))
2090 BIO_printf(bio_err,"HEARTBEATING\n");
2099 #ifdef CHARSET_EBCDIC
2100 ebcdic2ascii(cbuf, cbuf, i);
2112 print_stuff(bio_c_out,con,full_log);
2114 SHUTDOWN(SSL_get_fd(con));
2119 print_stuff(bio_c_out,con,1);
2122 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2123 if (next_proto.data)
2124 OPENSSL_free(next_proto.data);
2126 if (ctx != NULL) SSL_CTX_free(ctx);
2130 sk_X509_CRL_pop_free(crls, X509_CRL_free);
2134 sk_X509_pop_free(chain, X509_free);
2138 X509_VERIFY_PARAM_free(vpm);
2139 ssl_excert_free(exc);
2141 sk_OPENSSL_STRING_free(ssl_args);
2143 SSL_CONF_CTX_free(cctx);
2144 #ifndef OPENSSL_NO_JPAKE
2145 if (jpake_secret && psk_key)
2146 OPENSSL_free(psk_key);
2148 if (cbuf != NULL) { OPENSSL_cleanse(cbuf,BUFSIZZ); OPENSSL_free(cbuf); }
2149 if (sbuf != NULL) { OPENSSL_cleanse(sbuf,BUFSIZZ); OPENSSL_free(sbuf); }
2150 if (mbuf != NULL) { OPENSSL_cleanse(mbuf,BUFSIZZ); OPENSSL_free(mbuf); }
2151 if (bio_c_out != NULL)
2153 BIO_free(bio_c_out);
2156 if (bio_c_msg != NULL)
2158 BIO_free(bio_c_msg);
2166 static void print_stuff(BIO *bio, SSL *s, int full)
2170 static const char *space=" ";
2173 STACK_OF(X509_NAME) *sk2;
2174 const SSL_CIPHER *c;
2177 #ifndef OPENSSL_NO_COMP
2178 const COMP_METHOD *comp, *expansion;
2180 unsigned char *exportedkeymat;
2184 int got_a_chain = 0;
2186 sk=SSL_get_peer_cert_chain(s);
2189 got_a_chain = 1; /* we don't have it for SSL2 (yet) */
2191 BIO_printf(bio,"---\nCertificate chain\n");
2192 for (i=0; i<sk_X509_num(sk); i++)
2194 X509_NAME_oneline(X509_get_subject_name(
2195 sk_X509_value(sk,i)),buf,sizeof buf);
2196 BIO_printf(bio,"%2d s:%s\n",i,buf);
2197 X509_NAME_oneline(X509_get_issuer_name(
2198 sk_X509_value(sk,i)),buf,sizeof buf);
2199 BIO_printf(bio," i:%s\n",buf);
2201 PEM_write_bio_X509(bio,sk_X509_value(sk,i));
2205 BIO_printf(bio,"---\n");
2206 peer=SSL_get_peer_certificate(s);
2209 BIO_printf(bio,"Server certificate\n");
2210 if (!(c_showcerts && got_a_chain)) /* Redundant if we showed the whole chain */
2211 PEM_write_bio_X509(bio,peer);
2212 X509_NAME_oneline(X509_get_subject_name(peer),
2214 BIO_printf(bio,"subject=%s\n",buf);
2215 X509_NAME_oneline(X509_get_issuer_name(peer),
2217 BIO_printf(bio,"issuer=%s\n",buf);
2220 BIO_printf(bio,"no peer certificate available\n");
2222 sk2=SSL_get_client_CA_list(s);
2223 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0))
2225 BIO_printf(bio,"---\nAcceptable client certificate CA names\n");
2226 for (i=0; i<sk_X509_NAME_num(sk2); i++)
2228 xn=sk_X509_NAME_value(sk2,i);
2229 X509_NAME_oneline(xn,buf,sizeof(buf));
2230 BIO_write(bio,buf,strlen(buf));
2231 BIO_write(bio,"\n",1);
2236 BIO_printf(bio,"---\nNo client certificate CA names sent\n");
2238 p=SSL_get_shared_ciphers(s,buf,sizeof buf);
2241 /* This works only for SSL 2. In later protocol
2242 * versions, the client does not know what other
2243 * ciphers (in addition to the one to be used
2244 * in the current connection) the server supports. */
2246 BIO_printf(bio,"---\nCiphers common between both SSL endpoints:\n");
2252 BIO_write(bio,space,15-j%25);
2255 BIO_write(bio,((i%3)?" ":"\n"),1);
2264 BIO_write(bio,"\n",1);
2267 ssl_print_sigalgs(bio, s);
2268 ssl_print_tmp_key(bio, s);
2270 BIO_printf(bio,"---\nSSL handshake has read %ld bytes and written %ld bytes\n",
2271 BIO_number_read(SSL_get_rbio(s)),
2272 BIO_number_written(SSL_get_wbio(s)));
2274 BIO_printf(bio,(SSL_cache_hit(s)?"---\nReused, ":"---\nNew, "));
2275 c=SSL_get_current_cipher(s);
2276 BIO_printf(bio,"%s, Cipher is %s\n",
2277 SSL_CIPHER_get_version(c),
2278 SSL_CIPHER_get_name(c));
2281 pktmp = X509_get_pubkey(peer);
2282 BIO_printf(bio,"Server public key is %d bit\n",
2283 EVP_PKEY_bits(pktmp));
2284 EVP_PKEY_free(pktmp);
2286 BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
2287 SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
2288 #ifndef OPENSSL_NO_COMP
2289 comp=SSL_get_current_compression(s);
2290 expansion=SSL_get_current_expansion(s);
2291 BIO_printf(bio,"Compression: %s\n",
2292 comp ? SSL_COMP_get_name(comp) : "NONE");
2293 BIO_printf(bio,"Expansion: %s\n",
2294 expansion ? SSL_COMP_get_name(expansion) : "NONE");
2299 /* Print out local port of connection: useful for debugging */
2301 struct sockaddr_in ladd;
2302 socklen_t ladd_size = sizeof(ladd);
2303 sock = SSL_get_fd(s);
2304 getsockname(sock, (struct sockaddr *)&ladd, &ladd_size);
2305 BIO_printf(bio_c_out, "LOCAL PORT is %u\n", ntohs(ladd.sin_port));
2309 #if !defined(OPENSSL_NO_TLSEXT)
2310 # if !defined(OPENSSL_NO_NEXTPROTONEG)
2311 if (next_proto.status != -1) {
2312 const unsigned char *proto;
2313 unsigned int proto_len;
2314 SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
2315 BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
2316 BIO_write(bio, proto, proto_len);
2317 BIO_write(bio, "\n", 1);
2321 const unsigned char *proto;
2322 unsigned int proto_len;
2323 SSL_get0_alpn_selected(s, &proto, &proto_len);
2326 BIO_printf(bio, "ALPN protocol: ");
2327 BIO_write(bio, proto, proto_len);
2328 BIO_write(bio, "\n", 1);
2331 BIO_printf(bio, "No ALPN negotiated\n");
2336 SRTP_PROTECTION_PROFILE *srtp_profile=SSL_get_selected_srtp_profile(s);
2339 BIO_printf(bio,"SRTP Extension negotiated, profile=%s\n",
2340 srtp_profile->name);
2343 SSL_SESSION_print(bio,SSL_get_session(s));
2344 if (keymatexportlabel != NULL)
2346 BIO_printf(bio, "Keying material exporter:\n");
2347 BIO_printf(bio, " Label: '%s'\n", keymatexportlabel);
2348 BIO_printf(bio, " Length: %i bytes\n", keymatexportlen);
2349 exportedkeymat = OPENSSL_malloc(keymatexportlen);
2350 if (exportedkeymat != NULL)
2352 if (!SSL_export_keying_material(s, exportedkeymat,
2355 strlen(keymatexportlabel),
2358 BIO_printf(bio, " Error\n");
2362 BIO_printf(bio, " Keying material: ");
2363 for (i=0; i<keymatexportlen; i++)
2364 BIO_printf(bio, "%02X",
2366 BIO_printf(bio, "\n");
2368 OPENSSL_free(exportedkeymat);
2371 BIO_printf(bio,"---\n");
2374 /* flush, or debugging output gets mixed with http response */
2375 (void)BIO_flush(bio);
2378 #ifndef OPENSSL_NO_TLSEXT
2380 static int ocsp_resp_cb(SSL *s, void *arg)
2382 const unsigned char *p;
2385 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
2386 BIO_puts(arg, "OCSP response: ");
2389 BIO_puts(arg, "no response sent\n");
2392 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
2395 BIO_puts(arg, "response parse error\n");
2396 BIO_dump_indent(arg, (char *)p, len, 4);
2399 BIO_puts(arg, "\n======================================\n");
2400 OCSP_RESPONSE_print(arg, rsp, 0);
2401 BIO_puts(arg, "======================================\n");
2402 OCSP_RESPONSE_free(rsp);