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," -verify arg - turn on peer certificate verification\n");
297 BIO_printf(bio_err," -cert arg - certificate file to use, PEM format assumed\n");
298 BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n");
299 BIO_printf(bio_err," -key arg - Private key file to use, in cert file if\n");
300 BIO_printf(bio_err," not specified but cert file is.\n");
301 BIO_printf(bio_err," -keyform arg - key format (PEM or DER) PEM default\n");
302 BIO_printf(bio_err," -pass arg - private key file pass phrase source\n");
303 BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n");
304 BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n");
305 BIO_printf(bio_err," -reconnect - Drop and re-make the connection with the same Session-ID\n");
306 BIO_printf(bio_err," -pause - sleep(1) after each read(2) and write(2) system call\n");
307 BIO_printf(bio_err," -showcerts - show all certificates in the chain\n");
308 BIO_printf(bio_err," -debug - extra output\n");
310 BIO_printf(bio_err," -wdebug - WATT-32 tcp debugging\n");
312 BIO_printf(bio_err," -msg - Show protocol messages\n");
313 BIO_printf(bio_err," -nbio_test - more ssl protocol testing\n");
314 BIO_printf(bio_err," -state - print the 'ssl' states\n");
316 BIO_printf(bio_err," -nbio - Run with non-blocking IO\n");
318 BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n");
319 BIO_printf(bio_err," -quiet - no s_client output\n");
320 BIO_printf(bio_err," -ign_eof - ignore input eof (default when -quiet)\n");
321 BIO_printf(bio_err," -no_ign_eof - don't ignore input eof\n");
322 #ifndef OPENSSL_NO_PSK
323 BIO_printf(bio_err," -psk_identity arg - PSK identity\n");
324 BIO_printf(bio_err," -psk arg - PSK in hex (without 0x)\n");
325 # ifndef OPENSSL_NO_JPAKE
326 BIO_printf(bio_err," -jpake arg - JPAKE secret to use\n");
329 #ifndef OPENSSL_NO_SRP
330 BIO_printf(bio_err," -srpuser user - SRP authentification for 'user'\n");
331 BIO_printf(bio_err," -srppass arg - password for 'user'\n");
332 BIO_printf(bio_err," -srp_lateuser - SRP username into second ClientHello message\n");
333 BIO_printf(bio_err," -srp_moregroups - Tolerate other than the known g N values.\n");
334 BIO_printf(bio_err," -srp_strength int - minimal mength in bits for N (default %d).\n",SRP_MINIMAL_N);
336 BIO_printf(bio_err," -ssl2 - just use SSLv2\n");
337 BIO_printf(bio_err," -ssl3 - just use SSLv3\n");
338 BIO_printf(bio_err," -tls1_2 - just use TLSv1.2\n");
339 BIO_printf(bio_err," -tls1_1 - just use TLSv1.1\n");
340 BIO_printf(bio_err," -tls1 - just use TLSv1\n");
341 BIO_printf(bio_err," -dtls1 - just use DTLSv1\n");
342 BIO_printf(bio_err," -mtu - set the link layer MTU\n");
343 BIO_printf(bio_err," -no_tls1_2/-no_tls1_1/-no_tls1/-no_ssl3/-no_ssl2 - turn off that protocol\n");
344 BIO_printf(bio_err," -bugs - Switch on all SSL implementation bug workarounds\n");
345 BIO_printf(bio_err," -serverpref - Use server's cipher preferences (only SSLv2)\n");
346 BIO_printf(bio_err," -cipher - preferred cipher to use, use the 'openssl ciphers'\n");
347 BIO_printf(bio_err," command to see what is available\n");
348 BIO_printf(bio_err," -starttls prot - use the STARTTLS command before starting TLS\n");
349 BIO_printf(bio_err," for those protocols that support it, where\n");
350 BIO_printf(bio_err," 'prot' defines which one to assume. Currently,\n");
351 BIO_printf(bio_err," only \"smtp\", \"pop3\", \"imap\", \"ftp\" and \"xmpp\"\n");
352 BIO_printf(bio_err," are supported.\n");
353 #ifndef OPENSSL_NO_ENGINE
354 BIO_printf(bio_err," -engine id - Initialise and use the specified engine\n");
356 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
357 BIO_printf(bio_err," -sess_out arg - file to write SSL session to\n");
358 BIO_printf(bio_err," -sess_in arg - file to read SSL session from\n");
359 #ifndef OPENSSL_NO_TLSEXT
360 BIO_printf(bio_err," -servername host - Set TLS extension servername in ClientHello\n");
361 BIO_printf(bio_err," -tlsextdebug - hex dump of all TLS extensions received\n");
362 BIO_printf(bio_err," -status - request certificate status from server\n");
363 BIO_printf(bio_err," -no_ticket - disable use of RFC4507bis session tickets\n");
364 BIO_printf(bio_err," -proof_debug - request an audit proof and print its hex dump\n");
365 # ifndef OPENSSL_NO_NEXTPROTONEG
366 BIO_printf(bio_err," -nextprotoneg arg - enable NPN extension, considering named protocols supported (comma-separated list)\n");
369 BIO_printf(bio_err," -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n");
370 BIO_printf(bio_err," -use_srtp profiles - Offer SRTP key management with a colon-separated profile list\n");
371 BIO_printf(bio_err," -keymatexport label - Export keying material using label\n");
372 BIO_printf(bio_err," -keymatexportlen len - Export len bytes of keying material (default 20)\n");
375 #ifndef OPENSSL_NO_TLSEXT
377 /* This is a context that we pass to callbacks */
378 typedef struct tlsextctx_st {
384 static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg)
386 tlsextctx * p = (tlsextctx *) arg;
387 const char * hn= SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
388 if (SSL_get_servername_type(s) != -1)
389 p->ack = !SSL_session_reused(s) && hn != NULL;
391 BIO_printf(bio_err,"Can't use SSL_get_servername\n");
393 return SSL_TLSEXT_ERR_OK;
396 #ifndef OPENSSL_NO_SRP
398 /* This is a context that we pass to all callbacks */
399 typedef struct srp_arg_st
403 int msg; /* copy from c_msg */
404 int debug; /* copy from c_debug */
405 int amp; /* allow more groups */
406 int strength /* minimal size for N */ ;
409 #define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
411 static int srp_Verify_N_and_g(const BIGNUM *N, const BIGNUM *g)
413 BN_CTX *bn_ctx = BN_CTX_new();
414 BIGNUM *p = BN_new();
415 BIGNUM *r = BN_new();
417 g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) &&
418 BN_is_prime_ex(N, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
419 p != NULL && BN_rshift1(p, N) &&
422 BN_is_prime_ex(p, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
425 /* verify g^((N-1)/2) == -1 (mod N) */
426 BN_mod_exp(r, g, p, N, bn_ctx) &&
439 /* This callback is used here for two purposes:
441 - making some primality tests for unknown groups
442 The callback is only called for a non default group.
444 An application does not need the call back at all if
445 only the stanard groups are used. In real life situations,
446 client and server already share well known groups,
447 thus there is no need to verify them.
448 Furthermore, in case that a server actually proposes a group that
449 is not one of those defined in RFC 5054, it is more appropriate
450 to add the group to a static list and then compare since
451 primality tests are rather cpu consuming.
454 static int MS_CALLBACK ssl_srp_verify_param_cb(SSL *s, void *arg)
456 SRP_ARG *srp_arg = (SRP_ARG *)arg;
457 BIGNUM *N = NULL, *g = NULL;
458 if (!(N = SSL_get_srp_N(s)) || !(g = SSL_get_srp_g(s)))
460 if (srp_arg->debug || srp_arg->msg || srp_arg->amp == 1)
462 BIO_printf(bio_err, "SRP parameters:\n");
463 BIO_printf(bio_err,"\tN="); BN_print(bio_err,N);
464 BIO_printf(bio_err,"\n\tg="); BN_print(bio_err,g);
465 BIO_printf(bio_err,"\n");
468 if (SRP_check_known_gN_param(g,N))
471 if (srp_arg->amp == 1)
474 BIO_printf(bio_err, "SRP param N and g are not known params, going to check deeper.\n");
476 /* The srp_moregroups is a real debugging feature.
477 Implementors should rather add the value to the known ones.
478 The minimal size has already been tested.
480 if (BN_num_bits(g) <= BN_BITS && srp_Verify_N_and_g(N,g))
483 BIO_printf(bio_err, "SRP param N and g rejected.\n");
487 #define PWD_STRLEN 1024
489 static char * MS_CALLBACK ssl_give_srp_client_pwd_cb(SSL *s, void *arg)
491 SRP_ARG *srp_arg = (SRP_ARG *)arg;
492 char *pass = (char *)OPENSSL_malloc(PWD_STRLEN+1);
496 cb_tmp.password = (char *)srp_arg->srppassin;
497 cb_tmp.prompt_info = "SRP user";
498 if ((l = password_callback(pass, PWD_STRLEN, 0, &cb_tmp))<0)
500 BIO_printf (bio_err, "Can't read Password\n");
510 char *srtp_profiles = NULL;
512 # ifndef OPENSSL_NO_NEXTPROTONEG
513 /* This the context that we pass to next_proto_cb */
514 typedef struct tlsextnextprotoctx_st {
518 } tlsextnextprotoctx;
520 static tlsextnextprotoctx next_proto;
522 static int next_proto_cb(SSL *s, unsigned char **out, unsigned char *outlen, const unsigned char *in, unsigned int inlen, void *arg)
524 tlsextnextprotoctx *ctx = arg;
528 /* We can assume that |in| is syntactically valid. */
530 BIO_printf(bio_c_out, "Protocols advertised by server: ");
531 for (i = 0; i < inlen; )
534 BIO_write(bio_c_out, ", ", 2);
535 BIO_write(bio_c_out, &in[i + 1], in[i]);
538 BIO_write(bio_c_out, "\n", 1);
541 ctx->status = SSL_select_next_proto(out, outlen, in, inlen, ctx->data, ctx->len);
542 return SSL_TLSEXT_ERR_OK;
544 # endif /* ndef OPENSSL_NO_NEXTPROTONEG */
557 int MAIN(int, char **);
559 int MAIN(int argc, char **argv)
563 #ifndef OPENSSL_NO_KRB5
566 int s,k,width,state=0;
567 char *cbuf=NULL,*sbuf=NULL,*mbuf=NULL;
568 int cbuf_len,cbuf_off;
569 int sbuf_len,sbuf_off;
570 fd_set readfds,writefds;
573 char *host=SSL_HOST_NAME;
574 char *cert_file=NULL,*key_file=NULL;
575 int cert_format = FORMAT_PEM, key_format = FORMAT_PEM;
576 char *passarg = NULL, *pass = NULL;
578 EVP_PKEY *key = NULL;
579 char *CApath=NULL,*CAfile=NULL;
580 char *chCApath=NULL,*chCAfile=NULL;
581 char *vfyCApath=NULL,*vfyCAfile=NULL;
582 int reconnect=0,badop=0,verify=SSL_VERIFY_NONE;
584 int write_tty,read_tty,write_ssl,read_ssl,tty_on,ssl_pending;
586 int ret=1,in_init=1,i,nbio_test=0;
587 int starttls_proto = PROTO_OFF;
589 X509_VERIFY_PARAM *vpm = NULL;
591 const SSL_METHOD *meth=NULL;
592 int socket_type=SOCK_STREAM;
596 struct timeval timeout, *timeoutp;
597 #ifndef OPENSSL_NO_ENGINE
598 char *engine_id=NULL;
599 char *ssl_client_engine_id=NULL;
600 ENGINE *ssl_client_engine=NULL;
603 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
605 #if defined(OPENSSL_SYS_BEOS_R5)
609 #ifndef OPENSSL_NO_TLSEXT
610 char *servername = NULL;
611 tlsextctx tlsextcbp =
613 # ifndef OPENSSL_NO_NEXTPROTONEG
614 const char *next_proto_neg_in = NULL;
617 char *sess_in = NULL;
618 char *sess_out = NULL;
619 struct sockaddr peer;
620 int peerlen = sizeof(peer);
621 int enable_timeouts = 0 ;
623 #ifndef OPENSSL_NO_JPAKE
624 char *jpake_secret = NULL;
626 #ifndef OPENSSL_NO_SRP
627 char * srppass = NULL;
628 int srp_lateuser = 0;
629 SRP_ARG srp_arg = {NULL,NULL,0,0,0,1024};
631 SSL_EXCERT *exc = NULL;
633 SSL_CONF_CTX *cctx = NULL;
634 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
636 char *crl_file = NULL;
637 int crl_format = FORMAT_PEM;
638 STACK_OF(X509_CRL) *crls = 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,"-CRL") == 0)
711 if (--argc < 1) goto bad;
714 else if (strcmp(*argv,"-sess_out") == 0)
716 if (--argc < 1) goto bad;
717 sess_out = *(++argv);
719 else if (strcmp(*argv,"-sess_in") == 0)
721 if (--argc < 1) goto bad;
724 else if (strcmp(*argv,"-certform") == 0)
726 if (--argc < 1) goto bad;
727 cert_format = str2fmt(*(++argv));
729 else if (strcmp(*argv,"-CRLform") == 0)
731 if (--argc < 1) goto bad;
732 crl_format = str2fmt(*(++argv));
734 else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm))
740 else if (strcmp(*argv,"-verify_return_error") == 0)
741 verify_return_error = 1;
742 else if (strcmp(*argv,"-verify_quiet") == 0)
744 else if (strcmp(*argv,"-brief") == 0)
750 else if (args_excert(&argv, &argc, &badarg, bio_err, &exc))
756 else if (args_ssl(&argv, &argc, cctx, &badarg, bio_err, &ssl_args))
762 else if (strcmp(*argv,"-prexit") == 0)
764 else if (strcmp(*argv,"-crlf") == 0)
766 else if (strcmp(*argv,"-quiet") == 0)
771 else if (strcmp(*argv,"-ign_eof") == 0)
773 else if (strcmp(*argv,"-no_ign_eof") == 0)
775 else if (strcmp(*argv,"-pause") == 0)
777 else if (strcmp(*argv,"-debug") == 0)
779 #ifndef OPENSSL_NO_TLSEXT
780 else if (strcmp(*argv,"-tlsextdebug") == 0)
782 else if (strcmp(*argv,"-status") == 0)
784 else if (strcmp(*argv,"-proof_debug") == 0)
788 else if (strcmp(*argv,"-wdebug") == 0)
791 else if (strcmp(*argv,"-msg") == 0)
793 else if (strcmp(*argv,"-msgfile") == 0)
795 if (--argc < 1) goto bad;
796 bio_c_msg = BIO_new_file(*(++argv), "w");
798 #ifndef OPENSSL_NO_SSL_TRACE
799 else if (strcmp(*argv,"-trace") == 0)
802 else if (strcmp(*argv,"-showcerts") == 0)
804 else if (strcmp(*argv,"-nbio_test") == 0)
806 else if (strcmp(*argv,"-state") == 0)
808 #ifndef OPENSSL_NO_PSK
809 else if (strcmp(*argv,"-psk_identity") == 0)
811 if (--argc < 1) goto bad;
812 psk_identity=*(++argv);
814 else if (strcmp(*argv,"-psk") == 0)
818 if (--argc < 1) goto bad;
820 for (j = 0; j < strlen(psk_key); j++)
822 if (isxdigit((unsigned char)psk_key[j]))
824 BIO_printf(bio_err,"Not a hex number '%s'\n",*argv);
829 #ifndef OPENSSL_NO_SRP
830 else if (strcmp(*argv,"-srpuser") == 0)
832 if (--argc < 1) goto bad;
833 srp_arg.srplogin= *(++argv);
834 meth=TLSv1_client_method();
836 else if (strcmp(*argv,"-srppass") == 0)
838 if (--argc < 1) goto bad;
840 meth=TLSv1_client_method();
842 else if (strcmp(*argv,"-srp_strength") == 0)
844 if (--argc < 1) goto bad;
845 srp_arg.strength=atoi(*(++argv));
846 BIO_printf(bio_err,"SRP minimal length for N is %d\n",srp_arg.strength);
847 meth=TLSv1_client_method();
849 else if (strcmp(*argv,"-srp_lateuser") == 0)
852 meth=TLSv1_client_method();
854 else if (strcmp(*argv,"-srp_moregroups") == 0)
857 meth=TLSv1_client_method();
860 #ifndef OPENSSL_NO_SSL2
861 else if (strcmp(*argv,"-ssl2") == 0)
862 meth=SSLv2_client_method();
864 #ifndef OPENSSL_NO_SSL3
865 else if (strcmp(*argv,"-ssl3") == 0)
866 meth=SSLv3_client_method();
868 #ifndef OPENSSL_NO_TLS1
869 else if (strcmp(*argv,"-tls1_2") == 0)
870 meth=TLSv1_2_client_method();
871 else if (strcmp(*argv,"-tls1_1") == 0)
872 meth=TLSv1_1_client_method();
873 else if (strcmp(*argv,"-tls1") == 0)
874 meth=TLSv1_client_method();
876 #ifndef OPENSSL_NO_DTLS1
877 else if (strcmp(*argv,"-dtls1") == 0)
879 meth=DTLSv1_client_method();
880 socket_type=SOCK_DGRAM;
882 else if (strcmp(*argv,"-timeout") == 0)
884 else if (strcmp(*argv,"-mtu") == 0)
886 if (--argc < 1) goto bad;
887 socket_mtu = atol(*(++argv));
890 else if (strcmp(*argv,"-keyform") == 0)
892 if (--argc < 1) goto bad;
893 key_format = str2fmt(*(++argv));
895 else if (strcmp(*argv,"-pass") == 0)
897 if (--argc < 1) goto bad;
900 else if (strcmp(*argv,"-key") == 0)
902 if (--argc < 1) goto bad;
905 else if (strcmp(*argv,"-reconnect") == 0)
909 else if (strcmp(*argv,"-CApath") == 0)
911 if (--argc < 1) goto bad;
914 else if (strcmp(*argv,"-chainCApath") == 0)
916 if (--argc < 1) goto bad;
919 else if (strcmp(*argv,"-verifyCApath") == 0)
921 if (--argc < 1) goto bad;
922 vfyCApath= *(++argv);
924 else if (strcmp(*argv,"-build_chain") == 0)
926 else if (strcmp(*argv,"-CAfile") == 0)
928 if (--argc < 1) goto bad;
931 else if (strcmp(*argv,"-chainCAfile") == 0)
933 if (--argc < 1) goto bad;
936 else if (strcmp(*argv,"-verifyCAfile") == 0)
938 if (--argc < 1) goto bad;
939 vfyCAfile= *(++argv);
941 #ifndef OPENSSL_NO_TLSEXT
942 # ifndef OPENSSL_NO_NEXTPROTONEG
943 else if (strcmp(*argv,"-nextprotoneg") == 0)
945 if (--argc < 1) goto bad;
946 next_proto_neg_in = *(++argv);
951 else if (strcmp(*argv,"-nbio") == 0)
954 else if (strcmp(*argv,"-starttls") == 0)
956 if (--argc < 1) goto bad;
958 if (strcmp(*argv,"smtp") == 0)
959 starttls_proto = PROTO_SMTP;
960 else if (strcmp(*argv,"pop3") == 0)
961 starttls_proto = PROTO_POP3;
962 else if (strcmp(*argv,"imap") == 0)
963 starttls_proto = PROTO_IMAP;
964 else if (strcmp(*argv,"ftp") == 0)
965 starttls_proto = PROTO_FTP;
966 else if (strcmp(*argv, "xmpp") == 0)
967 starttls_proto = PROTO_XMPP;
971 #ifndef OPENSSL_NO_ENGINE
972 else if (strcmp(*argv,"-engine") == 0)
974 if (--argc < 1) goto bad;
975 engine_id = *(++argv);
977 else if (strcmp(*argv,"-ssl_client_engine") == 0)
979 if (--argc < 1) goto bad;
980 ssl_client_engine_id = *(++argv);
983 else if (strcmp(*argv,"-rand") == 0)
985 if (--argc < 1) goto bad;
988 #ifndef OPENSSL_NO_TLSEXT
989 else if (strcmp(*argv,"-servername") == 0)
991 if (--argc < 1) goto bad;
992 servername= *(++argv);
993 /* meth=TLSv1_client_method(); */
996 #ifndef OPENSSL_NO_JPAKE
997 else if (strcmp(*argv,"-jpake") == 0)
999 if (--argc < 1) goto bad;
1000 jpake_secret = *++argv;
1003 else if (strcmp(*argv,"-use_srtp") == 0)
1005 if (--argc < 1) goto bad;
1006 srtp_profiles = *(++argv);
1008 else if (strcmp(*argv,"-keymatexport") == 0)
1010 if (--argc < 1) goto bad;
1011 keymatexportlabel= *(++argv);
1013 else if (strcmp(*argv,"-keymatexportlen") == 0)
1015 if (--argc < 1) goto bad;
1016 keymatexportlen=atoi(*(++argv));
1017 if (keymatexportlen == 0) goto bad;
1021 BIO_printf(bio_err,"unknown option %s\n",*argv);
1035 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1041 "Can't use JPAKE and PSK together\n");
1044 psk_identity = "JPAKE";
1049 BIO_printf(bio_err, "JPAKE sets cipher to PSK\n");
1055 OpenSSL_add_ssl_algorithms();
1056 SSL_load_error_strings();
1058 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1059 next_proto.status = -1;
1060 if (next_proto_neg_in)
1062 next_proto.data = next_protos_parse(&next_proto.len, next_proto_neg_in);
1063 if (next_proto.data == NULL)
1065 BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n");
1070 next_proto.data = NULL;
1073 #ifndef OPENSSL_NO_ENGINE
1074 e = setup_engine(bio_err, engine_id, 1);
1075 if (ssl_client_engine_id)
1077 ssl_client_engine = ENGINE_by_id(ssl_client_engine_id);
1078 if (!ssl_client_engine)
1081 "Error getting client auth engine\n");
1087 if (!app_passwd(bio_err, passarg, NULL, &pass, NULL))
1089 BIO_printf(bio_err, "Error getting password\n");
1093 if (key_file == NULL)
1094 key_file = cert_file;
1101 key = load_key(bio_err, key_file, key_format, 0, pass, e,
1102 "client certificate private key file");
1105 ERR_print_errors(bio_err);
1114 cert = load_cert(bio_err,cert_file,cert_format,
1115 NULL, e, "client certificate file");
1119 ERR_print_errors(bio_err);
1127 crl = load_crl(crl_file, crl_format);
1130 BIO_puts(bio_err, "Error loading CRL\n");
1131 ERR_print_errors(bio_err);
1134 crls = sk_X509_CRL_new_null();
1135 if (!crls || !sk_X509_CRL_push(crls, crl))
1137 BIO_puts(bio_err, "Error adding CRL\n");
1138 ERR_print_errors(bio_err);
1144 if (!load_excert(&exc, bio_err))
1147 if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
1150 BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
1153 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
1154 app_RAND_load_files(inrand));
1156 if (bio_c_out == NULL)
1158 if (c_quiet && !c_debug)
1160 bio_c_out=BIO_new(BIO_s_null());
1161 if (c_msg && !bio_c_msg)
1162 bio_c_msg=BIO_new_fp(stdout,BIO_NOCLOSE);
1166 if (bio_c_out == NULL)
1167 bio_c_out=BIO_new_fp(stdout,BIO_NOCLOSE);
1171 #ifndef OPENSSL_NO_SRP
1172 if(!app_passwd(bio_err, srppass, NULL, &srp_arg.srppassin, NULL))
1174 BIO_printf(bio_err, "Error getting password\n");
1179 ctx=SSL_CTX_new(meth);
1182 ERR_print_errors(bio_err);
1187 SSL_CTX_set1_param(ctx, vpm);
1189 if (!args_ssl_call(ctx, bio_err, cctx, ssl_args, 1))
1191 ERR_print_errors(bio_err);
1195 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile, crls))
1197 BIO_printf(bio_err, "Error loading store locations\n");
1198 ERR_print_errors(bio_err);
1202 #ifndef OPENSSL_NO_ENGINE
1203 if (ssl_client_engine)
1205 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine))
1207 BIO_puts(bio_err, "Error setting client auth engine\n");
1208 ERR_print_errors(bio_err);
1209 ENGINE_free(ssl_client_engine);
1212 ENGINE_free(ssl_client_engine);
1216 #ifndef OPENSSL_NO_PSK
1217 #ifdef OPENSSL_NO_JPAKE
1218 if (psk_key != NULL)
1220 if (psk_key != NULL || jpake_secret)
1224 BIO_printf(bio_c_out, "PSK key given or JPAKE in use, setting client callback\n");
1225 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
1227 if (srtp_profiles != NULL)
1228 SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles);
1230 if (exc) ssl_ctx_set_excert(ctx, exc);
1231 /* DTLS: partial reads end up discarding unread UDP bytes :-(
1232 * Setting read ahead solves this problem.
1234 if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
1236 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1237 if (next_proto.data)
1238 SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
1241 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
1244 SSL_CTX_set_cipher_list(ctx,getenv("SSL_CIPHER"));
1247 SSL_CTX_set_verify(ctx,verify,verify_callback);
1249 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
1250 (!SSL_CTX_set_default_verify_paths(ctx)))
1252 /* BIO_printf(bio_err,"error setting default verify locations\n"); */
1253 ERR_print_errors(bio_err);
1257 ssl_ctx_add_crls(ctx, crls);
1259 if (!set_cert_key_stuff(ctx,cert,key, NULL, build_chain))
1262 #ifndef OPENSSL_NO_TLSEXT
1263 if (servername != NULL)
1265 tlsextcbp.biodebug = bio_err;
1266 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1267 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1269 #ifndef OPENSSL_NO_SRP
1270 if (srp_arg.srplogin)
1272 if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin))
1274 BIO_printf(bio_err,"Unable to set SRP username\n");
1277 srp_arg.msg = c_msg;
1278 srp_arg.debug = c_debug ;
1279 SSL_CTX_set_srp_cb_arg(ctx,&srp_arg);
1280 SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
1281 SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
1282 if (c_msg || c_debug || srp_arg.amp == 0)
1283 SSL_CTX_set_srp_verify_param_callback(ctx, ssl_srp_verify_param_cb);
1288 SSL_CTX_set_tlsext_authz_server_audit_proof_cb(ctx,
1296 BIO *stmp = BIO_new_file(sess_in, "r");
1299 BIO_printf(bio_err, "Can't open session file %s\n",
1301 ERR_print_errors(bio_err);
1304 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1308 BIO_printf(bio_err, "Can't open session file %s\n",
1310 ERR_print_errors(bio_err);
1313 SSL_set_session(con, sess);
1314 SSL_SESSION_free(sess);
1316 #ifndef OPENSSL_NO_TLSEXT
1317 if (servername != NULL)
1319 if (!SSL_set_tlsext_host_name(con,servername))
1321 BIO_printf(bio_err,"Unable to set TLS servername extension.\n");
1322 ERR_print_errors(bio_err);
1327 #ifndef OPENSSL_NO_KRB5
1328 if (con && (kctx = kssl_ctx_new()) != NULL)
1330 SSL_set0_kssl_ctx(con, kctx);
1331 kssl_ctx_setstring(kctx, KSSL_SERVER, host);
1333 #endif /* OPENSSL_NO_KRB5 */
1334 /* SSL_set_cipher_list(con,"RC4-MD5"); */
1336 #ifdef TLSEXT_TYPE_opaque_prf_input
1337 SSL_set_tlsext_opaque_prf_input(con, "Test client", 11);
1343 if (init_client(&s,host,port,socket_type) == 0)
1345 BIO_printf(bio_err,"connect:errno=%d\n",get_last_socket_error());
1349 BIO_printf(bio_c_out,"CONNECTED(%08X)\n",s);
1355 BIO_printf(bio_c_out,"turning on non blocking io\n");
1356 if (BIO_socket_ioctl(s,FIONBIO,&l) < 0)
1358 ERR_print_errors(bio_err);
1363 if (c_Pause & 0x01) SSL_set_debug(con, 1);
1365 if ( SSL_version(con) == DTLS1_VERSION)
1368 sbio=BIO_new_dgram(s,BIO_NOCLOSE);
1369 if (getsockname(s, &peer, (void *)&peerlen) < 0)
1371 BIO_printf(bio_err, "getsockname:errno=%d\n",
1372 get_last_socket_error());
1377 (void)BIO_ctrl_set_connected(sbio, 1, &peer);
1379 if (enable_timeouts)
1382 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1383 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1386 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1387 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1390 if (socket_mtu > 28)
1392 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1393 SSL_set_mtu(con, socket_mtu - 28);
1396 /* want to do MTU discovery */
1397 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1400 sbio=BIO_new_socket(s,BIO_NOCLOSE);
1406 test=BIO_new(BIO_f_nbio_test());
1407 sbio=BIO_push(test,sbio);
1412 SSL_set_debug(con, 1);
1413 BIO_set_callback(sbio,bio_dump_callback);
1414 BIO_set_callback_arg(sbio,(char *)bio_c_out);
1418 #ifndef OPENSSL_NO_SSL_TRACE
1420 SSL_set_msg_callback(con, SSL_trace);
1423 SSL_set_msg_callback(con, msg_cb);
1424 SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out);
1426 #ifndef OPENSSL_NO_TLSEXT
1429 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1430 SSL_set_tlsext_debug_arg(con, bio_c_out);
1434 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1435 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
1436 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
1439 STACK_OF(OCSP_RESPID) *ids = sk_OCSP_RESPID_new_null();
1440 OCSP_RESPID *id = OCSP_RESPID_new();
1441 id->value.byKey = ASN1_OCTET_STRING_new();
1442 id->type = V_OCSP_RESPID_KEY;
1443 ASN1_STRING_set(id->value.byKey, "Hello World", -1);
1444 sk_OCSP_RESPID_push(ids, id);
1445 SSL_set_tlsext_status_ids(con, ids);
1450 #ifndef OPENSSL_NO_JPAKE
1452 jpake_client_auth(bio_c_out, sbio, jpake_secret);
1455 SSL_set_bio(con,sbio,sbio);
1456 SSL_set_connect_state(con);
1458 /* ok, lets connect */
1459 width=SSL_get_fd(con)+1;
1472 /* This is an ugly hack that does a lot of assumptions */
1473 /* We do have to handle multi-line responses which may come
1474 in a single packet or not. We therefore have to use
1475 BIO_gets() which does need a buffering BIO. So during
1476 the initial chitchat we do push a buffering BIO into the
1477 chain that is removed again later on to not disturb the
1478 rest of the s_client operation. */
1479 if (starttls_proto == PROTO_SMTP)
1482 BIO *fbio = BIO_new(BIO_f_buffer());
1483 BIO_push(fbio, sbio);
1484 /* wait for multi-line response to end from SMTP */
1487 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1489 while (mbuf_len>3 && mbuf[3]=='-');
1490 /* STARTTLS command requires EHLO... */
1491 BIO_printf(fbio,"EHLO openssl.client.net\r\n");
1492 (void)BIO_flush(fbio);
1493 /* wait for multi-line response to end EHLO SMTP response */
1496 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1497 if (strstr(mbuf,"STARTTLS"))
1500 while (mbuf_len>3 && mbuf[3]=='-');
1501 (void)BIO_flush(fbio);
1506 "didn't found starttls in server response,"
1507 " try anyway...\n");
1508 BIO_printf(sbio,"STARTTLS\r\n");
1509 BIO_read(sbio,sbuf,BUFSIZZ);
1511 else if (starttls_proto == PROTO_POP3)
1513 BIO_read(sbio,mbuf,BUFSIZZ);
1514 BIO_printf(sbio,"STLS\r\n");
1515 BIO_read(sbio,sbuf,BUFSIZZ);
1517 else if (starttls_proto == PROTO_IMAP)
1520 BIO *fbio = BIO_new(BIO_f_buffer());
1521 BIO_push(fbio, sbio);
1522 BIO_gets(fbio,mbuf,BUFSIZZ);
1523 /* STARTTLS command requires CAPABILITY... */
1524 BIO_printf(fbio,". CAPABILITY\r\n");
1525 (void)BIO_flush(fbio);
1526 /* wait for multi-line CAPABILITY response */
1529 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1530 if (strstr(mbuf,"STARTTLS"))
1533 while (mbuf_len>3 && mbuf[0]!='.');
1534 (void)BIO_flush(fbio);
1539 "didn't found STARTTLS in server response,"
1540 " try anyway...\n");
1541 BIO_printf(sbio,". STARTTLS\r\n");
1542 BIO_read(sbio,sbuf,BUFSIZZ);
1544 else if (starttls_proto == PROTO_FTP)
1546 BIO *fbio = BIO_new(BIO_f_buffer());
1547 BIO_push(fbio, sbio);
1548 /* wait for multi-line response to end from FTP */
1551 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1553 while (mbuf_len>3 && mbuf[3]=='-');
1554 (void)BIO_flush(fbio);
1557 BIO_printf(sbio,"AUTH TLS\r\n");
1558 BIO_read(sbio,sbuf,BUFSIZZ);
1560 if (starttls_proto == PROTO_XMPP)
1563 BIO_printf(sbio,"<stream:stream "
1564 "xmlns:stream='http://etherx.jabber.org/streams' "
1565 "xmlns='jabber:client' to='%s' version='1.0'>", host);
1566 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1568 while (!strstr(mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'"))
1570 if (strstr(mbuf, "/stream:features>"))
1572 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1575 BIO_printf(sbio, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1576 seen = BIO_read(sbio,sbuf,BUFSIZZ);
1578 if (!strstr(sbuf, "<proceed"))
1588 if ((SSL_version(con) == DTLS1_VERSION) &&
1589 DTLSv1_get_timeout(con, &timeout))
1590 timeoutp = &timeout;
1594 if (SSL_in_init(con) && !SSL_total_renegotiations(con))
1605 #if 0 /* This test doesn't really work as intended (needs to be fixed) */
1606 #ifndef OPENSSL_NO_TLSEXT
1607 if (servername != NULL && !SSL_session_reused(con))
1609 BIO_printf(bio_c_out,"Server did %sacknowledge servername extension.\n",tlsextcbp.ack?"":"not ");
1615 BIO *stmp = BIO_new_file(sess_out, "w");
1618 PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
1622 BIO_printf(bio_err, "Error writing session file %s\n", sess_out);
1627 "CONNECTION ESTABLISHED\n");
1628 print_ssl_summary(bio_err, con);
1630 print_stuff(bio_c_out,con,full_log);
1631 if (full_log > 0) full_log--;
1635 BIO_printf(bio_err,"%s",mbuf);
1636 /* We don't need to know any more */
1637 starttls_proto = PROTO_OFF;
1643 BIO_printf(bio_c_out,"drop connection and then reconnect\n");
1645 SSL_set_connect_state(con);
1646 SHUTDOWN(SSL_get_fd(con));
1652 ssl_pending = read_ssl && SSL_pending(con);
1656 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined (OPENSSL_SYS_BEOS_R5)
1659 if (read_tty) openssl_fdset(fileno(stdin),&readfds);
1660 if (write_tty) openssl_fdset(fileno(stdout),&writefds);
1663 openssl_fdset(SSL_get_fd(con),&readfds);
1665 openssl_fdset(SSL_get_fd(con),&writefds);
1667 if(!tty_on || !write_tty) {
1669 openssl_fdset(SSL_get_fd(con),&readfds);
1671 openssl_fdset(SSL_get_fd(con),&writefds);
1674 /* printf("mode tty(%d %d%d) ssl(%d%d)\n",
1675 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
1677 /* Note: under VMS with SOCKETSHR the second parameter
1678 * is currently of type (int *) whereas under other
1679 * systems it is (void *) if you don't have a cast it
1680 * will choke the compiler: if you do have a cast then
1681 * you can either go for (int *) or (void *).
1683 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1684 /* Under Windows/DOS we make the assumption that we can
1685 * always write to the tty: therefore if we need to
1686 * write to the tty we just fall through. Otherwise
1687 * we timeout the select every second and see if there
1688 * are any keypresses. Note: this is a hack, in a proper
1689 * Windows application we wouldn't do this.
1696 i=select(width,(void *)&readfds,(void *)&writefds,
1698 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1699 if(!i && (!_kbhit() || !read_tty) ) continue;
1701 if(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue;
1703 } else i=select(width,(void *)&readfds,(void *)&writefds,
1706 #elif defined(OPENSSL_SYS_NETWARE)
1711 i=select(width,(void *)&readfds,(void *)&writefds,
1713 } else i=select(width,(void *)&readfds,(void *)&writefds,
1716 #elif defined(OPENSSL_SYS_BEOS_R5)
1717 /* Under BeOS-R5 the situation is similar to DOS */
1720 (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK);
1725 i=select(width,(void *)&readfds,(void *)&writefds,
1727 if (read(fileno(stdin), sbuf, 0) >= 0)
1729 if (!i && (stdin_set != 1 || !read_tty))
1731 } else i=select(width,(void *)&readfds,(void *)&writefds,
1734 (void)fcntl(fileno(stdin), F_SETFL, 0);
1736 i=select(width,(void *)&readfds,(void *)&writefds,
1741 BIO_printf(bio_err,"bad select %d\n",
1742 get_last_socket_error());
1748 if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0)
1750 BIO_printf(bio_err,"TIMEOUT occured\n");
1753 if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds))
1755 k=SSL_write(con,&(cbuf[cbuf_off]),
1756 (unsigned int)cbuf_len);
1757 switch (SSL_get_error(con,k))
1759 case SSL_ERROR_NONE:
1762 if (k <= 0) goto end;
1763 /* we have done a write(con,NULL,0); */
1769 else /* if (cbuf_len > 0) */
1775 case SSL_ERROR_WANT_WRITE:
1776 BIO_printf(bio_c_out,"write W BLOCK\n");
1780 case SSL_ERROR_WANT_READ:
1781 BIO_printf(bio_c_out,"write R BLOCK\n");
1786 case SSL_ERROR_WANT_X509_LOOKUP:
1787 BIO_printf(bio_c_out,"write X BLOCK\n");
1789 case SSL_ERROR_ZERO_RETURN:
1792 BIO_printf(bio_c_out,"shutdown\n");
1803 case SSL_ERROR_SYSCALL:
1804 if ((k != 0) || (cbuf_len != 0))
1806 BIO_printf(bio_err,"write:errno=%d\n",
1807 get_last_socket_error());
1817 ERR_print_errors(bio_err);
1821 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
1822 /* Assume Windows/DOS/BeOS can always write */
1823 else if (!ssl_pending && write_tty)
1825 else if (!ssl_pending && FD_ISSET(fileno(stdout),&writefds))
1828 #ifdef CHARSET_EBCDIC
1829 ascii2ebcdic(&(sbuf[sbuf_off]),&(sbuf[sbuf_off]),sbuf_len);
1831 i=raw_write_stdout(&(sbuf[sbuf_off]),sbuf_len);
1835 BIO_printf(bio_c_out,"DONE\n");
1849 else if (ssl_pending || FD_ISSET(SSL_get_fd(con),&readfds))
1852 { static int iiii; if (++iiii == 52) { SSL_renegotiate(con); iiii=0; } }
1855 k=SSL_read(con,sbuf,1024 /* BUFSIZZ */ );
1857 /* Demo for pending and peek :-) */
1858 k=SSL_read(con,sbuf,16);
1860 printf("read=%d pending=%d peek=%d\n",k,SSL_pending(con),SSL_peek(con,zbuf,10240));
1864 switch (SSL_get_error(con,k))
1866 case SSL_ERROR_NONE:
1875 case SSL_ERROR_WANT_WRITE:
1876 BIO_printf(bio_c_out,"read W BLOCK\n");
1880 case SSL_ERROR_WANT_READ:
1881 BIO_printf(bio_c_out,"read R BLOCK\n");
1884 if ((read_tty == 0) && (write_ssl == 0))
1887 case SSL_ERROR_WANT_X509_LOOKUP:
1888 BIO_printf(bio_c_out,"read X BLOCK\n");
1890 case SSL_ERROR_SYSCALL:
1891 ret=get_last_socket_error();
1893 BIO_puts(bio_err, "CONNECTION CLOSED BY SERVER\n");
1895 BIO_printf(bio_err,"read:errno=%d\n",ret);
1897 case SSL_ERROR_ZERO_RETURN:
1898 BIO_printf(bio_c_out,"closed\n");
1902 ERR_print_errors(bio_err);
1908 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1909 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1912 else if ((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
1914 #elif defined (OPENSSL_SYS_NETWARE)
1916 #elif defined(OPENSSL_SYS_BEOS_R5)
1919 else if (FD_ISSET(fileno(stdin),&readfds))
1926 i=raw_read_stdin(cbuf,BUFSIZZ/2);
1928 /* both loops are skipped when i <= 0 */
1929 for (j = 0; j < i; j++)
1930 if (cbuf[j] == '\n')
1932 for (j = i-1; j >= 0; j--)
1934 cbuf[j+lf_num] = cbuf[j];
1935 if (cbuf[j] == '\n')
1939 cbuf[j+lf_num] = '\r';
1942 assert(lf_num == 0);
1945 i=raw_read_stdin(cbuf,BUFSIZZ);
1947 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q')))
1949 BIO_printf(bio_err,"DONE\n");
1954 if ((!c_ign_eof) && (cbuf[0] == 'R'))
1956 BIO_printf(bio_err,"RENEGOTIATING\n");
1957 SSL_renegotiate(con);
1960 #ifndef OPENSSL_NO_HEARTBEATS
1961 else if ((!c_ign_eof) && (cbuf[0] == 'B'))
1963 BIO_printf(bio_err,"HEARTBEATING\n");
1972 #ifdef CHARSET_EBCDIC
1973 ebcdic2ascii(cbuf, cbuf, i);
1985 print_stuff(bio_c_out,con,full_log);
1987 SHUTDOWN(SSL_get_fd(con));
1992 print_stuff(bio_c_out,con,1);
1995 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1996 if (next_proto.data)
1997 OPENSSL_free(next_proto.data);
1999 if (ctx != NULL) SSL_CTX_free(ctx);
2003 sk_X509_CRL_pop_free(crls, X509_CRL_free);
2009 X509_VERIFY_PARAM_free(vpm);
2010 ssl_excert_free(exc);
2012 sk_OPENSSL_STRING_free(ssl_args);
2014 SSL_CONF_CTX_free(cctx);
2015 if (cbuf != NULL) { OPENSSL_cleanse(cbuf,BUFSIZZ); OPENSSL_free(cbuf); }
2016 if (sbuf != NULL) { OPENSSL_cleanse(sbuf,BUFSIZZ); OPENSSL_free(sbuf); }
2017 if (mbuf != NULL) { OPENSSL_cleanse(mbuf,BUFSIZZ); OPENSSL_free(mbuf); }
2018 if (bio_c_out != NULL)
2020 BIO_free(bio_c_out);
2023 if (bio_c_msg != NULL)
2025 BIO_free(bio_c_msg);
2033 static void print_stuff(BIO *bio, SSL *s, int full)
2037 static const char *space=" ";
2040 STACK_OF(X509_NAME) *sk2;
2041 const SSL_CIPHER *c;
2044 #ifndef OPENSSL_NO_COMP
2045 const COMP_METHOD *comp, *expansion;
2047 unsigned char *exportedkeymat;
2051 int got_a_chain = 0;
2053 sk=SSL_get_peer_cert_chain(s);
2056 got_a_chain = 1; /* we don't have it for SSL2 (yet) */
2058 BIO_printf(bio,"---\nCertificate chain\n");
2059 for (i=0; i<sk_X509_num(sk); i++)
2061 X509_NAME_oneline(X509_get_subject_name(
2062 sk_X509_value(sk,i)),buf,sizeof buf);
2063 BIO_printf(bio,"%2d s:%s\n",i,buf);
2064 X509_NAME_oneline(X509_get_issuer_name(
2065 sk_X509_value(sk,i)),buf,sizeof buf);
2066 BIO_printf(bio," i:%s\n",buf);
2068 PEM_write_bio_X509(bio,sk_X509_value(sk,i));
2072 BIO_printf(bio,"---\n");
2073 peer=SSL_get_peer_certificate(s);
2076 BIO_printf(bio,"Server certificate\n");
2077 if (!(c_showcerts && got_a_chain)) /* Redundant if we showed the whole chain */
2078 PEM_write_bio_X509(bio,peer);
2079 X509_NAME_oneline(X509_get_subject_name(peer),
2081 BIO_printf(bio,"subject=%s\n",buf);
2082 X509_NAME_oneline(X509_get_issuer_name(peer),
2084 BIO_printf(bio,"issuer=%s\n",buf);
2087 BIO_printf(bio,"no peer certificate available\n");
2089 sk2=SSL_get_client_CA_list(s);
2090 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0))
2092 BIO_printf(bio,"---\nAcceptable client certificate CA names\n");
2093 for (i=0; i<sk_X509_NAME_num(sk2); i++)
2095 xn=sk_X509_NAME_value(sk2,i);
2096 X509_NAME_oneline(xn,buf,sizeof(buf));
2097 BIO_write(bio,buf,strlen(buf));
2098 BIO_write(bio,"\n",1);
2103 BIO_printf(bio,"---\nNo client certificate CA names sent\n");
2105 p=SSL_get_shared_ciphers(s,buf,sizeof buf);
2108 /* This works only for SSL 2. In later protocol
2109 * versions, the client does not know what other
2110 * ciphers (in addition to the one to be used
2111 * in the current connection) the server supports. */
2113 BIO_printf(bio,"---\nCiphers common between both SSL endpoints:\n");
2119 BIO_write(bio,space,15-j%25);
2122 BIO_write(bio,((i%3)?" ":"\n"),1);
2131 BIO_write(bio,"\n",1);
2134 ssl_print_sigalgs(bio, s);
2135 ssl_print_tmp_key(bio, s);
2137 BIO_printf(bio,"---\nSSL handshake has read %ld bytes and written %ld bytes\n",
2138 BIO_number_read(SSL_get_rbio(s)),
2139 BIO_number_written(SSL_get_wbio(s)));
2141 BIO_printf(bio,(SSL_cache_hit(s)?"---\nReused, ":"---\nNew, "));
2142 c=SSL_get_current_cipher(s);
2143 BIO_printf(bio,"%s, Cipher is %s\n",
2144 SSL_CIPHER_get_version(c),
2145 SSL_CIPHER_get_name(c));
2148 pktmp = X509_get_pubkey(peer);
2149 BIO_printf(bio,"Server public key is %d bit\n",
2150 EVP_PKEY_bits(pktmp));
2151 EVP_PKEY_free(pktmp);
2153 BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
2154 SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
2155 #ifndef OPENSSL_NO_COMP
2156 comp=SSL_get_current_compression(s);
2157 expansion=SSL_get_current_expansion(s);
2158 BIO_printf(bio,"Compression: %s\n",
2159 comp ? SSL_COMP_get_name(comp) : "NONE");
2160 BIO_printf(bio,"Expansion: %s\n",
2161 expansion ? SSL_COMP_get_name(expansion) : "NONE");
2166 /* Print out local port of connection: useful for debugging */
2168 struct sockaddr_in ladd;
2169 socklen_t ladd_size = sizeof(ladd);
2170 sock = SSL_get_fd(s);
2171 getsockname(sock, (struct sockaddr *)&ladd, &ladd_size);
2172 BIO_printf(bio_c_out, "LOCAL PORT is %u\n", ntohs(ladd.sin_port));
2176 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2177 if (next_proto.status != -1) {
2178 const unsigned char *proto;
2179 unsigned int proto_len;
2180 SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
2181 BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
2182 BIO_write(bio, proto, proto_len);
2183 BIO_write(bio, "\n", 1);
2188 SRTP_PROTECTION_PROFILE *srtp_profile=SSL_get_selected_srtp_profile(s);
2191 BIO_printf(bio,"SRTP Extension negotiated, profile=%s\n",
2192 srtp_profile->name);
2195 SSL_SESSION_print(bio,SSL_get_session(s));
2196 if (keymatexportlabel != NULL)
2198 BIO_printf(bio, "Keying material exporter:\n");
2199 BIO_printf(bio, " Label: '%s'\n", keymatexportlabel);
2200 BIO_printf(bio, " Length: %i bytes\n", keymatexportlen);
2201 exportedkeymat = OPENSSL_malloc(keymatexportlen);
2202 if (exportedkeymat != NULL)
2204 if (!SSL_export_keying_material(s, exportedkeymat,
2207 strlen(keymatexportlabel),
2210 BIO_printf(bio, " Error\n");
2214 BIO_printf(bio, " Keying material: ");
2215 for (i=0; i<keymatexportlen; i++)
2216 BIO_printf(bio, "%02X",
2218 BIO_printf(bio, "\n");
2220 OPENSSL_free(exportedkeymat);
2223 BIO_printf(bio,"---\n");
2226 /* flush, or debugging output gets mixed with http response */
2227 (void)BIO_flush(bio);
2230 #ifndef OPENSSL_NO_TLSEXT
2232 static int ocsp_resp_cb(SSL *s, void *arg)
2234 const unsigned char *p;
2237 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
2238 BIO_puts(arg, "OCSP response: ");
2241 BIO_puts(arg, "no response sent\n");
2244 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
2247 BIO_puts(arg, "response parse error\n");
2248 BIO_dump_indent(arg, (char *)p, len, 4);
2251 BIO_puts(arg, "\n======================================\n");
2252 OCSP_RESPONSE_print(arg, rsp, 0);
2253 BIO_puts(arg, "======================================\n");
2254 OCSP_RESPONSE_free(rsp);
2258 static int audit_proof_cb(SSL *s, void *arg)
2260 const unsigned char *proof;
2263 SSL_SESSION *sess = SSL_get_session(s);
2265 proof = SSL_SESSION_get_tlsext_authz_server_audit_proof(sess,
2269 BIO_printf(bio_c_out, "Audit proof: ");
2270 for (i = 0; i < proof_len; ++i)
2271 BIO_printf(bio_c_out, "%02X", proof[i]);
2272 BIO_printf(bio_c_out, "\n");
2276 BIO_printf(bio_c_out, "No audit proof found.\n");