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");
373 BIO_printf(bio_err," -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n");
374 BIO_printf(bio_err," -use_srtp profiles - Offer SRTP key management with a colon-separated profile list\n");
375 BIO_printf(bio_err," -keymatexport label - Export keying material using label\n");
376 BIO_printf(bio_err," -keymatexportlen len - Export len bytes of keying material (default 20)\n");
379 #ifndef OPENSSL_NO_TLSEXT
381 /* This is a context that we pass to callbacks */
382 typedef struct tlsextctx_st {
388 static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg)
390 tlsextctx * p = (tlsextctx *) arg;
391 const char * hn= SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
392 if (SSL_get_servername_type(s) != -1)
393 p->ack = !SSL_session_reused(s) && hn != NULL;
395 BIO_printf(bio_err,"Can't use SSL_get_servername\n");
397 return SSL_TLSEXT_ERR_OK;
400 #ifndef OPENSSL_NO_SRP
402 /* This is a context that we pass to all callbacks */
403 typedef struct srp_arg_st
407 int msg; /* copy from c_msg */
408 int debug; /* copy from c_debug */
409 int amp; /* allow more groups */
410 int strength /* minimal size for N */ ;
413 #define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
415 static int srp_Verify_N_and_g(const BIGNUM *N, const BIGNUM *g)
417 BN_CTX *bn_ctx = BN_CTX_new();
418 BIGNUM *p = BN_new();
419 BIGNUM *r = BN_new();
421 g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) &&
422 BN_is_prime_ex(N, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
423 p != NULL && BN_rshift1(p, N) &&
426 BN_is_prime_ex(p, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
429 /* verify g^((N-1)/2) == -1 (mod N) */
430 BN_mod_exp(r, g, p, N, bn_ctx) &&
443 /* This callback is used here for two purposes:
445 - making some primality tests for unknown groups
446 The callback is only called for a non default group.
448 An application does not need the call back at all if
449 only the stanard groups are used. In real life situations,
450 client and server already share well known groups,
451 thus there is no need to verify them.
452 Furthermore, in case that a server actually proposes a group that
453 is not one of those defined in RFC 5054, it is more appropriate
454 to add the group to a static list and then compare since
455 primality tests are rather cpu consuming.
458 static int MS_CALLBACK ssl_srp_verify_param_cb(SSL *s, void *arg)
460 SRP_ARG *srp_arg = (SRP_ARG *)arg;
461 BIGNUM *N = NULL, *g = NULL;
462 if (!(N = SSL_get_srp_N(s)) || !(g = SSL_get_srp_g(s)))
464 if (srp_arg->debug || srp_arg->msg || srp_arg->amp == 1)
466 BIO_printf(bio_err, "SRP parameters:\n");
467 BIO_printf(bio_err,"\tN="); BN_print(bio_err,N);
468 BIO_printf(bio_err,"\n\tg="); BN_print(bio_err,g);
469 BIO_printf(bio_err,"\n");
472 if (SRP_check_known_gN_param(g,N))
475 if (srp_arg->amp == 1)
478 BIO_printf(bio_err, "SRP param N and g are not known params, going to check deeper.\n");
480 /* The srp_moregroups is a real debugging feature.
481 Implementors should rather add the value to the known ones.
482 The minimal size has already been tested.
484 if (BN_num_bits(g) <= BN_BITS && srp_Verify_N_and_g(N,g))
487 BIO_printf(bio_err, "SRP param N and g rejected.\n");
491 #define PWD_STRLEN 1024
493 static char * MS_CALLBACK ssl_give_srp_client_pwd_cb(SSL *s, void *arg)
495 SRP_ARG *srp_arg = (SRP_ARG *)arg;
496 char *pass = (char *)OPENSSL_malloc(PWD_STRLEN+1);
500 cb_tmp.password = (char *)srp_arg->srppassin;
501 cb_tmp.prompt_info = "SRP user";
502 if ((l = password_callback(pass, PWD_STRLEN, 0, &cb_tmp))<0)
504 BIO_printf (bio_err, "Can't read Password\n");
514 char *srtp_profiles = NULL;
516 # ifndef OPENSSL_NO_NEXTPROTONEG
517 /* This the context that we pass to next_proto_cb */
518 typedef struct tlsextnextprotoctx_st {
522 } tlsextnextprotoctx;
524 static tlsextnextprotoctx next_proto;
526 static int next_proto_cb(SSL *s, unsigned char **out, unsigned char *outlen, const unsigned char *in, unsigned int inlen, void *arg)
528 tlsextnextprotoctx *ctx = arg;
532 /* We can assume that |in| is syntactically valid. */
534 BIO_printf(bio_c_out, "Protocols advertised by server: ");
535 for (i = 0; i < inlen; )
538 BIO_write(bio_c_out, ", ", 2);
539 BIO_write(bio_c_out, &in[i + 1], in[i]);
542 BIO_write(bio_c_out, "\n", 1);
545 ctx->status = SSL_select_next_proto(out, outlen, in, inlen, ctx->data, ctx->len);
546 return SSL_TLSEXT_ERR_OK;
548 # endif /* ndef OPENSSL_NO_NEXTPROTONEG */
561 int MAIN(int, char **);
563 int MAIN(int argc, char **argv)
567 #ifndef OPENSSL_NO_KRB5
570 int s,k,width,state=0;
571 char *cbuf=NULL,*sbuf=NULL,*mbuf=NULL;
572 int cbuf_len,cbuf_off;
573 int sbuf_len,sbuf_off;
574 fd_set readfds,writefds;
577 char *host=SSL_HOST_NAME;
578 char *cert_file=NULL,*key_file=NULL;
579 int cert_format = FORMAT_PEM, key_format = FORMAT_PEM;
580 char *passarg = NULL, *pass = NULL;
582 EVP_PKEY *key = NULL;
583 char *CApath=NULL,*CAfile=NULL;
584 int reconnect=0,badop=0,verify=SSL_VERIFY_NONE;
586 int write_tty,read_tty,write_ssl,read_ssl,tty_on,ssl_pending;
588 int ret=1,in_init=1,i,nbio_test=0;
589 int starttls_proto = PROTO_OFF;
591 X509_VERIFY_PARAM *vpm = NULL;
593 const SSL_METHOD *meth=NULL;
594 int socket_type=SOCK_STREAM;
598 struct timeval timeout, *timeoutp;
599 #ifndef OPENSSL_NO_ENGINE
600 char *engine_id=NULL;
601 char *ssl_client_engine_id=NULL;
602 ENGINE *ssl_client_engine=NULL;
605 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
607 #if defined(OPENSSL_SYS_BEOS_R5)
611 #ifndef OPENSSL_NO_TLSEXT
612 char *servername = NULL;
613 tlsextctx tlsextcbp =
615 # ifndef OPENSSL_NO_NEXTPROTONEG
616 const char *next_proto_neg_in = NULL;
619 char *sess_in = NULL;
620 char *sess_out = NULL;
621 struct sockaddr peer;
622 int peerlen = sizeof(peer);
623 int enable_timeouts = 0 ;
625 #ifndef OPENSSL_NO_JPAKE
626 char *jpake_secret = NULL;
628 #ifndef OPENSSL_NO_SRP
629 char * srppass = NULL;
630 int srp_lateuser = 0;
631 SRP_ARG srp_arg = {NULL,NULL,0,0,0,1024};
633 SSL_EXCERT *exc = NULL;
635 unsigned char *checkhost = NULL, *checkemail = NULL;
636 char *checkip = NULL;
637 SSL_CONF_CTX *cctx = NULL;
638 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
640 meth=SSLv23_client_method();
651 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
653 if (!load_config(bio_err, NULL))
655 cctx = SSL_CONF_CTX_new();
658 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CLIENT);
659 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CMDLINE);
661 if ( ((cbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
662 ((sbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
663 ((mbuf=OPENSSL_malloc(BUFSIZZ)) == NULL))
665 BIO_printf(bio_err,"out of memory\n");
670 verify_error=X509_V_OK;
679 if (strcmp(*argv,"-host") == 0)
681 if (--argc < 1) goto bad;
684 else if (strcmp(*argv,"-port") == 0)
686 if (--argc < 1) goto bad;
687 port=atoi(*(++argv));
688 if (port == 0) goto bad;
690 else if (strcmp(*argv,"-connect") == 0)
692 if (--argc < 1) goto bad;
693 if (!extract_host_port(*(++argv),&host,NULL,&port))
696 else if (strcmp(*argv,"-verify") == 0)
698 verify=SSL_VERIFY_PEER;
699 if (--argc < 1) goto bad;
700 verify_depth=atoi(*(++argv));
702 BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
704 else if (strcmp(*argv,"-cert") == 0)
706 if (--argc < 1) goto bad;
707 cert_file= *(++argv);
709 else if (strcmp(*argv,"-sess_out") == 0)
711 if (--argc < 1) goto bad;
712 sess_out = *(++argv);
714 else if (strcmp(*argv,"-sess_in") == 0)
716 if (--argc < 1) goto bad;
719 else if (strcmp(*argv,"-certform") == 0)
721 if (--argc < 1) goto bad;
722 cert_format = str2fmt(*(++argv));
724 else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm))
730 else if (strcmp(*argv,"-verify_return_error") == 0)
731 verify_return_error = 1;
732 else if (strcmp(*argv,"-verify_quiet") == 0)
734 else if (strcmp(*argv,"-brief") == 0)
740 else if (args_excert(&argv, &argc, &badarg, bio_err, &exc))
746 else if (args_ssl(&argv, &argc, cctx, &badarg, bio_err, &ssl_args))
752 else if (strcmp(*argv,"-prexit") == 0)
754 else if (strcmp(*argv,"-crlf") == 0)
756 else if (strcmp(*argv,"-quiet") == 0)
761 else if (strcmp(*argv,"-ign_eof") == 0)
763 else if (strcmp(*argv,"-no_ign_eof") == 0)
765 else if (strcmp(*argv,"-pause") == 0)
767 else if (strcmp(*argv,"-debug") == 0)
769 #ifndef OPENSSL_NO_TLSEXT
770 else if (strcmp(*argv,"-tlsextdebug") == 0)
772 else if (strcmp(*argv,"-status") == 0)
774 else if (strcmp(*argv,"-proof_debug") == 0)
778 else if (strcmp(*argv,"-wdebug") == 0)
781 else if (strcmp(*argv,"-msg") == 0)
783 else if (strcmp(*argv,"-msgfile") == 0)
785 if (--argc < 1) goto bad;
786 bio_c_msg = BIO_new_file(*(++argv), "w");
788 #ifndef OPENSSL_NO_SSL_TRACE
789 else if (strcmp(*argv,"-trace") == 0)
792 else if (strcmp(*argv,"-showcerts") == 0)
794 else if (strcmp(*argv,"-nbio_test") == 0)
796 else if (strcmp(*argv,"-state") == 0)
798 #ifndef OPENSSL_NO_PSK
799 else if (strcmp(*argv,"-psk_identity") == 0)
801 if (--argc < 1) goto bad;
802 psk_identity=*(++argv);
804 else if (strcmp(*argv,"-psk") == 0)
808 if (--argc < 1) goto bad;
810 for (j = 0; j < strlen(psk_key); j++)
812 if (isxdigit((unsigned char)psk_key[j]))
814 BIO_printf(bio_err,"Not a hex number '%s'\n",*argv);
819 #ifndef OPENSSL_NO_SRP
820 else if (strcmp(*argv,"-srpuser") == 0)
822 if (--argc < 1) goto bad;
823 srp_arg.srplogin= *(++argv);
824 meth=TLSv1_client_method();
826 else if (strcmp(*argv,"-srppass") == 0)
828 if (--argc < 1) goto bad;
830 meth=TLSv1_client_method();
832 else if (strcmp(*argv,"-srp_strength") == 0)
834 if (--argc < 1) goto bad;
835 srp_arg.strength=atoi(*(++argv));
836 BIO_printf(bio_err,"SRP minimal length for N is %d\n",srp_arg.strength);
837 meth=TLSv1_client_method();
839 else if (strcmp(*argv,"-srp_lateuser") == 0)
842 meth=TLSv1_client_method();
844 else if (strcmp(*argv,"-srp_moregroups") == 0)
847 meth=TLSv1_client_method();
850 #ifndef OPENSSL_NO_SSL2
851 else if (strcmp(*argv,"-ssl2") == 0)
852 meth=SSLv2_client_method();
854 #ifndef OPENSSL_NO_SSL3
855 else if (strcmp(*argv,"-ssl3") == 0)
856 meth=SSLv3_client_method();
858 #ifndef OPENSSL_NO_TLS1
859 else if (strcmp(*argv,"-tls1_2") == 0)
860 meth=TLSv1_2_client_method();
861 else if (strcmp(*argv,"-tls1_1") == 0)
862 meth=TLSv1_1_client_method();
863 else if (strcmp(*argv,"-tls1") == 0)
864 meth=TLSv1_client_method();
866 #ifndef OPENSSL_NO_DTLS1
867 else if (strcmp(*argv,"-dtls1") == 0)
869 meth=DTLSv1_client_method();
870 socket_type=SOCK_DGRAM;
872 else if (strcmp(*argv,"-timeout") == 0)
874 else if (strcmp(*argv,"-mtu") == 0)
876 if (--argc < 1) goto bad;
877 socket_mtu = atol(*(++argv));
880 else if (strcmp(*argv,"-keyform") == 0)
882 if (--argc < 1) goto bad;
883 key_format = str2fmt(*(++argv));
885 else if (strcmp(*argv,"-pass") == 0)
887 if (--argc < 1) goto bad;
890 else if (strcmp(*argv,"-key") == 0)
892 if (--argc < 1) goto bad;
895 else if (strcmp(*argv,"-reconnect") == 0)
899 else if (strcmp(*argv,"-CApath") == 0)
901 if (--argc < 1) goto bad;
904 else if (strcmp(*argv,"-build_chain") == 0)
906 else if (strcmp(*argv,"-CAfile") == 0)
908 if (--argc < 1) goto bad;
911 #ifndef OPENSSL_NO_TLSEXT
912 # ifndef OPENSSL_NO_NEXTPROTONEG
913 else if (strcmp(*argv,"-nextprotoneg") == 0)
915 if (--argc < 1) goto bad;
916 next_proto_neg_in = *(++argv);
921 else if (strcmp(*argv,"-nbio") == 0)
924 else if (strcmp(*argv,"-starttls") == 0)
926 if (--argc < 1) goto bad;
928 if (strcmp(*argv,"smtp") == 0)
929 starttls_proto = PROTO_SMTP;
930 else if (strcmp(*argv,"pop3") == 0)
931 starttls_proto = PROTO_POP3;
932 else if (strcmp(*argv,"imap") == 0)
933 starttls_proto = PROTO_IMAP;
934 else if (strcmp(*argv,"ftp") == 0)
935 starttls_proto = PROTO_FTP;
936 else if (strcmp(*argv, "xmpp") == 0)
937 starttls_proto = PROTO_XMPP;
941 #ifndef OPENSSL_NO_ENGINE
942 else if (strcmp(*argv,"-engine") == 0)
944 if (--argc < 1) goto bad;
945 engine_id = *(++argv);
947 else if (strcmp(*argv,"-ssl_client_engine") == 0)
949 if (--argc < 1) goto bad;
950 ssl_client_engine_id = *(++argv);
953 else if (strcmp(*argv,"-rand") == 0)
955 if (--argc < 1) goto bad;
958 #ifndef OPENSSL_NO_TLSEXT
959 else if (strcmp(*argv,"-servername") == 0)
961 if (--argc < 1) goto bad;
962 servername= *(++argv);
963 /* meth=TLSv1_client_method(); */
966 else if (strcmp(*argv,"-checkhost") == 0)
968 if (--argc < 1) goto bad;
969 checkhost=(unsigned char *)*(++argv);
971 else if (strcmp(*argv,"-checkemail") == 0)
973 if (--argc < 1) goto bad;
974 checkemail=(unsigned char *)*(++argv);
976 else if (strcmp(*argv,"-checkip") == 0)
978 if (--argc < 1) goto bad;
981 #ifndef OPENSSL_NO_JPAKE
982 else if (strcmp(*argv,"-jpake") == 0)
984 if (--argc < 1) goto bad;
985 jpake_secret = *++argv;
988 else if (strcmp(*argv,"-use_srtp") == 0)
990 if (--argc < 1) goto bad;
991 srtp_profiles = *(++argv);
993 else if (strcmp(*argv,"-keymatexport") == 0)
995 if (--argc < 1) goto bad;
996 keymatexportlabel= *(++argv);
998 else if (strcmp(*argv,"-keymatexportlen") == 0)
1000 if (--argc < 1) goto bad;
1001 keymatexportlen=atoi(*(++argv));
1002 if (keymatexportlen == 0) goto bad;
1006 BIO_printf(bio_err,"unknown option %s\n",*argv);
1020 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1026 "Can't use JPAKE and PSK together\n");
1029 psk_identity = "JPAKE";
1034 BIO_printf(bio_err, "JPAKE sets cipher to PSK\n");
1040 OpenSSL_add_ssl_algorithms();
1041 SSL_load_error_strings();
1043 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1044 next_proto.status = -1;
1045 if (next_proto_neg_in)
1047 next_proto.data = next_protos_parse(&next_proto.len, next_proto_neg_in);
1048 if (next_proto.data == NULL)
1050 BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n");
1055 next_proto.data = NULL;
1058 #ifndef OPENSSL_NO_ENGINE
1059 e = setup_engine(bio_err, engine_id, 1);
1060 if (ssl_client_engine_id)
1062 ssl_client_engine = ENGINE_by_id(ssl_client_engine_id);
1063 if (!ssl_client_engine)
1066 "Error getting client auth engine\n");
1072 if (!app_passwd(bio_err, passarg, NULL, &pass, NULL))
1074 BIO_printf(bio_err, "Error getting password\n");
1078 if (key_file == NULL)
1079 key_file = cert_file;
1086 key = load_key(bio_err, key_file, key_format, 0, pass, e,
1087 "client certificate private key file");
1090 ERR_print_errors(bio_err);
1099 cert = load_cert(bio_err,cert_file,cert_format,
1100 NULL, e, "client certificate file");
1104 ERR_print_errors(bio_err);
1109 if (!load_excert(&exc, bio_err))
1112 if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
1115 BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
1118 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
1119 app_RAND_load_files(inrand));
1121 if (bio_c_out == NULL)
1123 if (c_quiet && !c_debug && !c_msg)
1125 bio_c_out=BIO_new(BIO_s_null());
1129 if (bio_c_out == NULL)
1130 bio_c_out=BIO_new_fp(stdout,BIO_NOCLOSE);
1134 #ifndef OPENSSL_NO_SRP
1135 if(!app_passwd(bio_err, srppass, NULL, &srp_arg.srppassin, NULL))
1137 BIO_printf(bio_err, "Error getting password\n");
1142 ctx=SSL_CTX_new(meth);
1145 ERR_print_errors(bio_err);
1150 SSL_CTX_set1_param(ctx, vpm);
1152 if (!args_ssl_call(ctx, bio_err, cctx, ssl_args))
1154 ERR_print_errors(bio_err);
1158 #ifndef OPENSSL_NO_ENGINE
1159 if (ssl_client_engine)
1161 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine))
1163 BIO_puts(bio_err, "Error setting client auth engine\n");
1164 ERR_print_errors(bio_err);
1165 ENGINE_free(ssl_client_engine);
1168 ENGINE_free(ssl_client_engine);
1172 #ifndef OPENSSL_NO_PSK
1173 #ifdef OPENSSL_NO_JPAKE
1174 if (psk_key != NULL)
1176 if (psk_key != NULL || jpake_secret)
1180 BIO_printf(bio_c_out, "PSK key given or JPAKE in use, setting client callback\n");
1181 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
1183 if (srtp_profiles != NULL)
1184 SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles);
1186 if (exc) ssl_ctx_set_excert(ctx, exc);
1187 /* DTLS: partial reads end up discarding unread UDP bytes :-(
1188 * Setting read ahead solves this problem.
1190 if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
1192 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1193 if (next_proto.data)
1194 SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
1197 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
1200 SSL_CTX_set_cipher_list(ctx,getenv("SSL_CIPHER"));
1203 SSL_CTX_set_verify(ctx,verify,verify_callback);
1205 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
1206 (!SSL_CTX_set_default_verify_paths(ctx)))
1208 /* BIO_printf(bio_err,"error setting default verify locations\n"); */
1209 ERR_print_errors(bio_err);
1213 if (!set_cert_key_stuff(ctx,cert,key, NULL, build_chain))
1216 #ifndef OPENSSL_NO_TLSEXT
1217 if (servername != NULL)
1219 tlsextcbp.biodebug = bio_err;
1220 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1221 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1223 #ifndef OPENSSL_NO_SRP
1224 if (srp_arg.srplogin)
1226 if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin))
1228 BIO_printf(bio_err,"Unable to set SRP username\n");
1231 srp_arg.msg = c_msg;
1232 srp_arg.debug = c_debug ;
1233 SSL_CTX_set_srp_cb_arg(ctx,&srp_arg);
1234 SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
1235 SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
1236 if (c_msg || c_debug || srp_arg.amp == 0)
1237 SSL_CTX_set_srp_verify_param_callback(ctx, ssl_srp_verify_param_cb);
1242 SSL_CTX_set_tlsext_authz_server_audit_proof_cb(ctx,
1250 BIO *stmp = BIO_new_file(sess_in, "r");
1253 BIO_printf(bio_err, "Can't open session file %s\n",
1255 ERR_print_errors(bio_err);
1258 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1262 BIO_printf(bio_err, "Can't open session file %s\n",
1264 ERR_print_errors(bio_err);
1267 SSL_set_session(con, sess);
1268 SSL_SESSION_free(sess);
1270 #ifndef OPENSSL_NO_TLSEXT
1271 if (servername != NULL)
1273 if (!SSL_set_tlsext_host_name(con,servername))
1275 BIO_printf(bio_err,"Unable to set TLS servername extension.\n");
1276 ERR_print_errors(bio_err);
1281 #ifndef OPENSSL_NO_KRB5
1282 if (con && (kctx = kssl_ctx_new()) != NULL)
1284 SSL_set0_kssl_ctx(con, kctx);
1285 kssl_ctx_setstring(kctx, KSSL_SERVER, host);
1287 #endif /* OPENSSL_NO_KRB5 */
1288 /* SSL_set_cipher_list(con,"RC4-MD5"); */
1290 #ifdef TLSEXT_TYPE_opaque_prf_input
1291 SSL_set_tlsext_opaque_prf_input(con, "Test client", 11);
1297 if (init_client(&s,host,port,socket_type) == 0)
1299 BIO_printf(bio_err,"connect:errno=%d\n",get_last_socket_error());
1303 BIO_printf(bio_c_out,"CONNECTED(%08X)\n",s);
1309 BIO_printf(bio_c_out,"turning on non blocking io\n");
1310 if (BIO_socket_ioctl(s,FIONBIO,&l) < 0)
1312 ERR_print_errors(bio_err);
1317 if (c_Pause & 0x01) SSL_set_debug(con, 1);
1319 if ( SSL_version(con) == DTLS1_VERSION)
1322 sbio=BIO_new_dgram(s,BIO_NOCLOSE);
1323 if (getsockname(s, &peer, (void *)&peerlen) < 0)
1325 BIO_printf(bio_err, "getsockname:errno=%d\n",
1326 get_last_socket_error());
1331 (void)BIO_ctrl_set_connected(sbio, 1, &peer);
1333 if (enable_timeouts)
1336 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1337 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1340 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1341 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1344 if (socket_mtu > 28)
1346 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1347 SSL_set_mtu(con, socket_mtu - 28);
1350 /* want to do MTU discovery */
1351 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1354 sbio=BIO_new_socket(s,BIO_NOCLOSE);
1360 test=BIO_new(BIO_f_nbio_test());
1361 sbio=BIO_push(test,sbio);
1366 SSL_set_debug(con, 1);
1367 BIO_set_callback(sbio,bio_dump_callback);
1368 BIO_set_callback_arg(sbio,(char *)bio_c_out);
1372 #ifndef OPENSSL_NO_SSL_TRACE
1374 SSL_set_msg_callback(con, SSL_trace);
1377 SSL_set_msg_callback(con, msg_cb);
1378 SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out);
1380 #ifndef OPENSSL_NO_TLSEXT
1383 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1384 SSL_set_tlsext_debug_arg(con, bio_c_out);
1388 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1389 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
1390 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
1393 STACK_OF(OCSP_RESPID) *ids = sk_OCSP_RESPID_new_null();
1394 OCSP_RESPID *id = OCSP_RESPID_new();
1395 id->value.byKey = ASN1_OCTET_STRING_new();
1396 id->type = V_OCSP_RESPID_KEY;
1397 ASN1_STRING_set(id->value.byKey, "Hello World", -1);
1398 sk_OCSP_RESPID_push(ids, id);
1399 SSL_set_tlsext_status_ids(con, ids);
1404 #ifndef OPENSSL_NO_JPAKE
1406 jpake_client_auth(bio_c_out, sbio, jpake_secret);
1409 SSL_set_bio(con,sbio,sbio);
1410 SSL_set_connect_state(con);
1412 /* ok, lets connect */
1413 width=SSL_get_fd(con)+1;
1426 /* This is an ugly hack that does a lot of assumptions */
1427 /* We do have to handle multi-line responses which may come
1428 in a single packet or not. We therefore have to use
1429 BIO_gets() which does need a buffering BIO. So during
1430 the initial chitchat we do push a buffering BIO into the
1431 chain that is removed again later on to not disturb the
1432 rest of the s_client operation. */
1433 if (starttls_proto == PROTO_SMTP)
1436 BIO *fbio = BIO_new(BIO_f_buffer());
1437 BIO_push(fbio, sbio);
1438 /* wait for multi-line response to end from SMTP */
1441 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1443 while (mbuf_len>3 && mbuf[3]=='-');
1444 /* STARTTLS command requires EHLO... */
1445 BIO_printf(fbio,"EHLO openssl.client.net\r\n");
1446 (void)BIO_flush(fbio);
1447 /* wait for multi-line response to end EHLO SMTP response */
1450 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1451 if (strstr(mbuf,"STARTTLS"))
1454 while (mbuf_len>3 && mbuf[3]=='-');
1455 (void)BIO_flush(fbio);
1460 "didn't found starttls in server response,"
1461 " try anyway...\n");
1462 BIO_printf(sbio,"STARTTLS\r\n");
1463 BIO_read(sbio,sbuf,BUFSIZZ);
1465 else if (starttls_proto == PROTO_POP3)
1467 BIO_read(sbio,mbuf,BUFSIZZ);
1468 BIO_printf(sbio,"STLS\r\n");
1469 BIO_read(sbio,sbuf,BUFSIZZ);
1471 else if (starttls_proto == PROTO_IMAP)
1474 BIO *fbio = BIO_new(BIO_f_buffer());
1475 BIO_push(fbio, sbio);
1476 BIO_gets(fbio,mbuf,BUFSIZZ);
1477 /* STARTTLS command requires CAPABILITY... */
1478 BIO_printf(fbio,". CAPABILITY\r\n");
1479 (void)BIO_flush(fbio);
1480 /* wait for multi-line CAPABILITY response */
1483 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1484 if (strstr(mbuf,"STARTTLS"))
1487 while (mbuf_len>3 && mbuf[0]!='.');
1488 (void)BIO_flush(fbio);
1493 "didn't found STARTTLS in server response,"
1494 " try anyway...\n");
1495 BIO_printf(sbio,". STARTTLS\r\n");
1496 BIO_read(sbio,sbuf,BUFSIZZ);
1498 else if (starttls_proto == PROTO_FTP)
1500 BIO *fbio = BIO_new(BIO_f_buffer());
1501 BIO_push(fbio, sbio);
1502 /* wait for multi-line response to end from FTP */
1505 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1507 while (mbuf_len>3 && mbuf[3]=='-');
1508 (void)BIO_flush(fbio);
1511 BIO_printf(sbio,"AUTH TLS\r\n");
1512 BIO_read(sbio,sbuf,BUFSIZZ);
1514 if (starttls_proto == PROTO_XMPP)
1517 BIO_printf(sbio,"<stream:stream "
1518 "xmlns:stream='http://etherx.jabber.org/streams' "
1519 "xmlns='jabber:client' to='%s' version='1.0'>", host);
1520 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1522 while (!strstr(mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'"))
1524 if (strstr(mbuf, "/stream:features>"))
1526 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1529 BIO_printf(sbio, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1530 seen = BIO_read(sbio,sbuf,BUFSIZZ);
1532 if (!strstr(sbuf, "<proceed"))
1542 if ((SSL_version(con) == DTLS1_VERSION) &&
1543 DTLSv1_get_timeout(con, &timeout))
1544 timeoutp = &timeout;
1548 if (SSL_in_init(con) && !SSL_total_renegotiations(con))
1559 #if 0 /* This test doesn't really work as intended (needs to be fixed) */
1560 #ifndef OPENSSL_NO_TLSEXT
1561 if (servername != NULL && !SSL_session_reused(con))
1563 BIO_printf(bio_c_out,"Server did %sacknowledge servername extension.\n",tlsextcbp.ack?"":"not ");
1569 BIO *stmp = BIO_new_file(sess_out, "w");
1572 PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
1576 BIO_printf(bio_err, "Error writing session file %s\n", sess_out);
1581 "CONNECTION ESTABLISHED\n");
1582 print_ssl_summary(bio_err, con);
1584 print_ssl_cert_checks(bio_err, con, checkhost,
1585 checkemail, checkip);
1586 print_stuff(bio_c_out,con,full_log);
1587 if (full_log > 0) full_log--;
1591 BIO_printf(bio_err,"%s",mbuf);
1592 /* We don't need to know any more */
1593 starttls_proto = PROTO_OFF;
1599 BIO_printf(bio_c_out,"drop connection and then reconnect\n");
1601 SSL_set_connect_state(con);
1602 SHUTDOWN(SSL_get_fd(con));
1608 ssl_pending = read_ssl && SSL_pending(con);
1612 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined (OPENSSL_SYS_BEOS_R5)
1615 if (read_tty) openssl_fdset(fileno(stdin),&readfds);
1616 if (write_tty) openssl_fdset(fileno(stdout),&writefds);
1619 openssl_fdset(SSL_get_fd(con),&readfds);
1621 openssl_fdset(SSL_get_fd(con),&writefds);
1623 if(!tty_on || !write_tty) {
1625 openssl_fdset(SSL_get_fd(con),&readfds);
1627 openssl_fdset(SSL_get_fd(con),&writefds);
1630 /* printf("mode tty(%d %d%d) ssl(%d%d)\n",
1631 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
1633 /* Note: under VMS with SOCKETSHR the second parameter
1634 * is currently of type (int *) whereas under other
1635 * systems it is (void *) if you don't have a cast it
1636 * will choke the compiler: if you do have a cast then
1637 * you can either go for (int *) or (void *).
1639 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1640 /* Under Windows/DOS we make the assumption that we can
1641 * always write to the tty: therefore if we need to
1642 * write to the tty we just fall through. Otherwise
1643 * we timeout the select every second and see if there
1644 * are any keypresses. Note: this is a hack, in a proper
1645 * Windows application we wouldn't do this.
1652 i=select(width,(void *)&readfds,(void *)&writefds,
1654 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1655 if(!i && (!_kbhit() || !read_tty) ) continue;
1657 if(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue;
1659 } else i=select(width,(void *)&readfds,(void *)&writefds,
1662 #elif defined(OPENSSL_SYS_NETWARE)
1667 i=select(width,(void *)&readfds,(void *)&writefds,
1669 } else i=select(width,(void *)&readfds,(void *)&writefds,
1672 #elif defined(OPENSSL_SYS_BEOS_R5)
1673 /* Under BeOS-R5 the situation is similar to DOS */
1676 (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK);
1681 i=select(width,(void *)&readfds,(void *)&writefds,
1683 if (read(fileno(stdin), sbuf, 0) >= 0)
1685 if (!i && (stdin_set != 1 || !read_tty))
1687 } else i=select(width,(void *)&readfds,(void *)&writefds,
1690 (void)fcntl(fileno(stdin), F_SETFL, 0);
1692 i=select(width,(void *)&readfds,(void *)&writefds,
1697 BIO_printf(bio_err,"bad select %d\n",
1698 get_last_socket_error());
1704 if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0)
1706 BIO_printf(bio_err,"TIMEOUT occured\n");
1709 if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds))
1711 k=SSL_write(con,&(cbuf[cbuf_off]),
1712 (unsigned int)cbuf_len);
1713 switch (SSL_get_error(con,k))
1715 case SSL_ERROR_NONE:
1718 if (k <= 0) goto end;
1719 /* we have done a write(con,NULL,0); */
1725 else /* if (cbuf_len > 0) */
1731 case SSL_ERROR_WANT_WRITE:
1732 BIO_printf(bio_c_out,"write W BLOCK\n");
1736 case SSL_ERROR_WANT_READ:
1737 BIO_printf(bio_c_out,"write R BLOCK\n");
1742 case SSL_ERROR_WANT_X509_LOOKUP:
1743 BIO_printf(bio_c_out,"write X BLOCK\n");
1745 case SSL_ERROR_ZERO_RETURN:
1748 BIO_printf(bio_c_out,"shutdown\n");
1759 case SSL_ERROR_SYSCALL:
1760 if ((k != 0) || (cbuf_len != 0))
1762 BIO_printf(bio_err,"write:errno=%d\n",
1763 get_last_socket_error());
1773 ERR_print_errors(bio_err);
1777 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
1778 /* Assume Windows/DOS/BeOS can always write */
1779 else if (!ssl_pending && write_tty)
1781 else if (!ssl_pending && FD_ISSET(fileno(stdout),&writefds))
1784 #ifdef CHARSET_EBCDIC
1785 ascii2ebcdic(&(sbuf[sbuf_off]),&(sbuf[sbuf_off]),sbuf_len);
1787 i=raw_write_stdout(&(sbuf[sbuf_off]),sbuf_len);
1791 BIO_printf(bio_c_out,"DONE\n");
1805 else if (ssl_pending || FD_ISSET(SSL_get_fd(con),&readfds))
1808 { static int iiii; if (++iiii == 52) { SSL_renegotiate(con); iiii=0; } }
1811 k=SSL_read(con,sbuf,1024 /* BUFSIZZ */ );
1813 /* Demo for pending and peek :-) */
1814 k=SSL_read(con,sbuf,16);
1816 printf("read=%d pending=%d peek=%d\n",k,SSL_pending(con),SSL_peek(con,zbuf,10240));
1820 switch (SSL_get_error(con,k))
1822 case SSL_ERROR_NONE:
1831 case SSL_ERROR_WANT_WRITE:
1832 BIO_printf(bio_c_out,"read W BLOCK\n");
1836 case SSL_ERROR_WANT_READ:
1837 BIO_printf(bio_c_out,"read R BLOCK\n");
1840 if ((read_tty == 0) && (write_ssl == 0))
1843 case SSL_ERROR_WANT_X509_LOOKUP:
1844 BIO_printf(bio_c_out,"read X BLOCK\n");
1846 case SSL_ERROR_SYSCALL:
1847 ret=get_last_socket_error();
1848 BIO_printf(bio_err,"read:errno=%d\n",ret);
1850 case SSL_ERROR_ZERO_RETURN:
1851 BIO_printf(bio_c_out,"closed\n");
1855 ERR_print_errors(bio_err);
1861 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1862 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1865 else if ((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
1867 #elif defined (OPENSSL_SYS_NETWARE)
1869 #elif defined(OPENSSL_SYS_BEOS_R5)
1872 else if (FD_ISSET(fileno(stdin),&readfds))
1879 i=raw_read_stdin(cbuf,BUFSIZZ/2);
1881 /* both loops are skipped when i <= 0 */
1882 for (j = 0; j < i; j++)
1883 if (cbuf[j] == '\n')
1885 for (j = i-1; j >= 0; j--)
1887 cbuf[j+lf_num] = cbuf[j];
1888 if (cbuf[j] == '\n')
1892 cbuf[j+lf_num] = '\r';
1895 assert(lf_num == 0);
1898 i=raw_read_stdin(cbuf,BUFSIZZ);
1900 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q')))
1902 BIO_printf(bio_err,"DONE\n");
1907 if ((!c_ign_eof) && (cbuf[0] == 'R'))
1909 BIO_printf(bio_err,"RENEGOTIATING\n");
1910 SSL_renegotiate(con);
1913 #ifndef OPENSSL_NO_HEARTBEATS
1914 else if ((!c_ign_eof) && (cbuf[0] == 'B'))
1916 BIO_printf(bio_err,"HEARTBEATING\n");
1925 #ifdef CHARSET_EBCDIC
1926 ebcdic2ascii(cbuf, cbuf, i);
1938 print_stuff(bio_c_out,con,full_log);
1940 SHUTDOWN(SSL_get_fd(con));
1945 print_stuff(bio_c_out,con,1);
1948 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1949 if (next_proto.data)
1950 OPENSSL_free(next_proto.data);
1952 if (ctx != NULL) SSL_CTX_free(ctx);
1959 ssl_excert_free(exc);
1961 sk_OPENSSL_STRING_free(ssl_args);
1963 SSL_CONF_CTX_free(cctx);
1964 if (cbuf != NULL) { OPENSSL_cleanse(cbuf,BUFSIZZ); OPENSSL_free(cbuf); }
1965 if (sbuf != NULL) { OPENSSL_cleanse(sbuf,BUFSIZZ); OPENSSL_free(sbuf); }
1966 if (mbuf != NULL) { OPENSSL_cleanse(mbuf,BUFSIZZ); OPENSSL_free(mbuf); }
1967 if (bio_c_out != NULL)
1969 BIO_free(bio_c_out);
1972 if (bio_c_msg != NULL)
1974 BIO_free(bio_c_msg);
1982 static void print_stuff(BIO *bio, SSL *s, int full)
1986 static const char *space=" ";
1989 STACK_OF(X509_NAME) *sk2;
1990 const SSL_CIPHER *c;
1993 #ifndef OPENSSL_NO_COMP
1994 const COMP_METHOD *comp, *expansion;
1996 unsigned char *exportedkeymat;
2000 int got_a_chain = 0;
2002 sk=SSL_get_peer_cert_chain(s);
2005 got_a_chain = 1; /* we don't have it for SSL2 (yet) */
2007 BIO_printf(bio,"---\nCertificate chain\n");
2008 for (i=0; i<sk_X509_num(sk); i++)
2010 X509_NAME_oneline(X509_get_subject_name(
2011 sk_X509_value(sk,i)),buf,sizeof buf);
2012 BIO_printf(bio,"%2d s:%s\n",i,buf);
2013 X509_NAME_oneline(X509_get_issuer_name(
2014 sk_X509_value(sk,i)),buf,sizeof buf);
2015 BIO_printf(bio," i:%s\n",buf);
2017 PEM_write_bio_X509(bio,sk_X509_value(sk,i));
2021 BIO_printf(bio,"---\n");
2022 peer=SSL_get_peer_certificate(s);
2025 BIO_printf(bio,"Server certificate\n");
2026 if (!(c_showcerts && got_a_chain)) /* Redundant if we showed the whole chain */
2027 PEM_write_bio_X509(bio,peer);
2028 X509_NAME_oneline(X509_get_subject_name(peer),
2030 BIO_printf(bio,"subject=%s\n",buf);
2031 X509_NAME_oneline(X509_get_issuer_name(peer),
2033 BIO_printf(bio,"issuer=%s\n",buf);
2036 BIO_printf(bio,"no peer certificate available\n");
2038 sk2=SSL_get_client_CA_list(s);
2039 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0))
2041 BIO_printf(bio,"---\nAcceptable client certificate CA names\n");
2042 for (i=0; i<sk_X509_NAME_num(sk2); i++)
2044 xn=sk_X509_NAME_value(sk2,i);
2045 X509_NAME_oneline(xn,buf,sizeof(buf));
2046 BIO_write(bio,buf,strlen(buf));
2047 BIO_write(bio,"\n",1);
2052 BIO_printf(bio,"---\nNo client certificate CA names sent\n");
2054 p=SSL_get_shared_ciphers(s,buf,sizeof buf);
2057 /* This works only for SSL 2. In later protocol
2058 * versions, the client does not know what other
2059 * ciphers (in addition to the one to be used
2060 * in the current connection) the server supports. */
2062 BIO_printf(bio,"---\nCiphers common between both SSL endpoints:\n");
2068 BIO_write(bio,space,15-j%25);
2071 BIO_write(bio,((i%3)?" ":"\n"),1);
2080 BIO_write(bio,"\n",1);
2083 ssl_print_sigalgs(bio, s);
2084 ssl_print_tmp_key(bio, s);
2086 BIO_printf(bio,"---\nSSL handshake has read %ld bytes and written %ld bytes\n",
2087 BIO_number_read(SSL_get_rbio(s)),
2088 BIO_number_written(SSL_get_wbio(s)));
2090 BIO_printf(bio,(SSL_cache_hit(s)?"---\nReused, ":"---\nNew, "));
2091 c=SSL_get_current_cipher(s);
2092 BIO_printf(bio,"%s, Cipher is %s\n",
2093 SSL_CIPHER_get_version(c),
2094 SSL_CIPHER_get_name(c));
2097 pktmp = X509_get_pubkey(peer);
2098 BIO_printf(bio,"Server public key is %d bit\n",
2099 EVP_PKEY_bits(pktmp));
2100 EVP_PKEY_free(pktmp);
2102 BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
2103 SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
2104 #ifndef OPENSSL_NO_COMP
2105 comp=SSL_get_current_compression(s);
2106 expansion=SSL_get_current_expansion(s);
2107 BIO_printf(bio,"Compression: %s\n",
2108 comp ? SSL_COMP_get_name(comp) : "NONE");
2109 BIO_printf(bio,"Expansion: %s\n",
2110 expansion ? SSL_COMP_get_name(expansion) : "NONE");
2115 /* Print out local port of connection: useful for debugging */
2117 struct sockaddr_in ladd;
2118 socklen_t ladd_size = sizeof(ladd);
2119 sock = SSL_get_fd(s);
2120 getsockname(sock, (struct sockaddr *)&ladd, &ladd_size);
2121 BIO_printf(bio_c_out, "LOCAL PORT is %u\n", ntohs(ladd.sin_port));
2125 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2126 if (next_proto.status != -1) {
2127 const unsigned char *proto;
2128 unsigned int proto_len;
2129 SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
2130 BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
2131 BIO_write(bio, proto, proto_len);
2132 BIO_write(bio, "\n", 1);
2137 SRTP_PROTECTION_PROFILE *srtp_profile=SSL_get_selected_srtp_profile(s);
2140 BIO_printf(bio,"SRTP Extension negotiated, profile=%s\n",
2141 srtp_profile->name);
2144 SSL_SESSION_print(bio,SSL_get_session(s));
2145 if (keymatexportlabel != NULL)
2147 BIO_printf(bio, "Keying material exporter:\n");
2148 BIO_printf(bio, " Label: '%s'\n", keymatexportlabel);
2149 BIO_printf(bio, " Length: %i bytes\n", keymatexportlen);
2150 exportedkeymat = OPENSSL_malloc(keymatexportlen);
2151 if (exportedkeymat != NULL)
2153 if (!SSL_export_keying_material(s, exportedkeymat,
2156 strlen(keymatexportlabel),
2159 BIO_printf(bio, " Error\n");
2163 BIO_printf(bio, " Keying material: ");
2164 for (i=0; i<keymatexportlen; i++)
2165 BIO_printf(bio, "%02X",
2167 BIO_printf(bio, "\n");
2169 OPENSSL_free(exportedkeymat);
2172 BIO_printf(bio,"---\n");
2175 /* flush, or debugging output gets mixed with http response */
2176 (void)BIO_flush(bio);
2179 #ifndef OPENSSL_NO_TLSEXT
2181 static int ocsp_resp_cb(SSL *s, void *arg)
2183 const unsigned char *p;
2186 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
2187 BIO_puts(arg, "OCSP response: ");
2190 BIO_puts(arg, "no response sent\n");
2193 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
2196 BIO_puts(arg, "response parse error\n");
2197 BIO_dump_indent(arg, (char *)p, len, 4);
2200 BIO_puts(arg, "\n======================================\n");
2201 OCSP_RESPONSE_print(arg, rsp, 0);
2202 BIO_puts(arg, "======================================\n");
2203 OCSP_RESPONSE_free(rsp);
2207 static int audit_proof_cb(SSL *s, void *arg)
2209 const unsigned char *proof;
2212 SSL_SESSION *sess = SSL_get_session(s);
2214 proof = SSL_SESSION_get_tlsext_authz_server_audit_proof(sess,
2218 BIO_printf(bio_c_out, "Audit proof: ");
2219 for (i = 0; i < proof_len; ++i)
2220 BIO_printf(bio_c_out, "%02X", proof[i]);
2221 BIO_printf(bio_c_out, "\n");
2225 BIO_printf(bio_c_out, "No audit proof found.\n");