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,*chain_file=NULL;
575 int cert_format = FORMAT_PEM, key_format = FORMAT_PEM;
576 char *passarg = NULL, *pass = NULL;
578 EVP_PKEY *key = NULL;
579 STACK_OF(X509) *chain = NULL;
580 char *CApath=NULL,*CAfile=NULL;
581 char *chCApath=NULL,*chCAfile=NULL;
582 char *vfyCApath=NULL,*vfyCAfile=NULL;
583 int reconnect=0,badop=0,verify=SSL_VERIFY_NONE;
585 int write_tty,read_tty,write_ssl,read_ssl,tty_on,ssl_pending;
587 int ret=1,in_init=1,i,nbio_test=0;
588 int starttls_proto = PROTO_OFF;
590 X509_VERIFY_PARAM *vpm = NULL;
592 const SSL_METHOD *meth=NULL;
593 int socket_type=SOCK_STREAM;
597 struct timeval timeout, *timeoutp;
598 #ifndef OPENSSL_NO_ENGINE
599 char *engine_id=NULL;
600 char *ssl_client_engine_id=NULL;
601 ENGINE *ssl_client_engine=NULL;
604 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
606 #if defined(OPENSSL_SYS_BEOS_R5)
610 #ifndef OPENSSL_NO_TLSEXT
611 char *servername = NULL;
612 tlsextctx tlsextcbp =
614 # ifndef OPENSSL_NO_NEXTPROTONEG
615 const char *next_proto_neg_in = NULL;
618 char *sess_in = NULL;
619 char *sess_out = NULL;
620 struct sockaddr peer;
621 int peerlen = sizeof(peer);
622 int enable_timeouts = 0 ;
624 #ifndef OPENSSL_NO_JPAKE
625 static char *jpake_secret = NULL;
626 #define no_jpake !jpake_secret
630 #ifndef OPENSSL_NO_SRP
631 char * srppass = NULL;
632 int srp_lateuser = 0;
633 SRP_ARG srp_arg = {NULL,NULL,0,0,0,1024};
635 SSL_EXCERT *exc = NULL;
637 SSL_CONF_CTX *cctx = NULL;
638 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
640 char *crl_file = NULL;
641 int crl_format = FORMAT_PEM;
642 int crl_download = 0;
643 STACK_OF(X509_CRL) *crls = NULL;
645 meth=SSLv23_client_method();
656 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
658 if (!load_config(bio_err, NULL))
660 cctx = SSL_CONF_CTX_new();
663 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CLIENT);
664 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CMDLINE);
666 if ( ((cbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
667 ((sbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
668 ((mbuf=OPENSSL_malloc(BUFSIZZ)) == NULL))
670 BIO_printf(bio_err,"out of memory\n");
675 verify_error=X509_V_OK;
684 if (strcmp(*argv,"-host") == 0)
686 if (--argc < 1) goto bad;
689 else if (strcmp(*argv,"-port") == 0)
691 if (--argc < 1) goto bad;
692 port=atoi(*(++argv));
693 if (port == 0) goto bad;
695 else if (strcmp(*argv,"-connect") == 0)
697 if (--argc < 1) goto bad;
698 if (!extract_host_port(*(++argv),&host,NULL,&port))
701 else if (strcmp(*argv,"-verify") == 0)
703 verify=SSL_VERIFY_PEER;
704 if (--argc < 1) goto bad;
705 verify_depth=atoi(*(++argv));
707 BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
709 else if (strcmp(*argv,"-cert") == 0)
711 if (--argc < 1) goto bad;
712 cert_file= *(++argv);
714 else if (strcmp(*argv,"-CRL") == 0)
716 if (--argc < 1) goto bad;
719 else if (strcmp(*argv,"-crl_download") == 0)
721 else if (strcmp(*argv,"-sess_out") == 0)
723 if (--argc < 1) goto bad;
724 sess_out = *(++argv);
726 else if (strcmp(*argv,"-sess_in") == 0)
728 if (--argc < 1) goto bad;
731 else if (strcmp(*argv,"-certform") == 0)
733 if (--argc < 1) goto bad;
734 cert_format = str2fmt(*(++argv));
736 else if (strcmp(*argv,"-CRLform") == 0)
738 if (--argc < 1) goto bad;
739 crl_format = str2fmt(*(++argv));
741 else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm))
747 else if (strcmp(*argv,"-verify_return_error") == 0)
748 verify_return_error = 1;
749 else if (strcmp(*argv,"-verify_quiet") == 0)
751 else if (strcmp(*argv,"-brief") == 0)
757 else if (args_excert(&argv, &argc, &badarg, bio_err, &exc))
763 else if (args_ssl(&argv, &argc, cctx, &badarg, bio_err, &ssl_args))
769 else if (strcmp(*argv,"-prexit") == 0)
771 else if (strcmp(*argv,"-crlf") == 0)
773 else if (strcmp(*argv,"-quiet") == 0)
778 else if (strcmp(*argv,"-ign_eof") == 0)
780 else if (strcmp(*argv,"-no_ign_eof") == 0)
782 else if (strcmp(*argv,"-pause") == 0)
784 else if (strcmp(*argv,"-debug") == 0)
786 #ifndef OPENSSL_NO_TLSEXT
787 else if (strcmp(*argv,"-tlsextdebug") == 0)
789 else if (strcmp(*argv,"-status") == 0)
791 else if (strcmp(*argv,"-proof_debug") == 0)
795 else if (strcmp(*argv,"-wdebug") == 0)
798 else if (strcmp(*argv,"-msg") == 0)
800 else if (strcmp(*argv,"-msgfile") == 0)
802 if (--argc < 1) goto bad;
803 bio_c_msg = BIO_new_file(*(++argv), "w");
805 #ifndef OPENSSL_NO_SSL_TRACE
806 else if (strcmp(*argv,"-trace") == 0)
809 else if (strcmp(*argv,"-showcerts") == 0)
811 else if (strcmp(*argv,"-nbio_test") == 0)
813 else if (strcmp(*argv,"-state") == 0)
815 #ifndef OPENSSL_NO_PSK
816 else if (strcmp(*argv,"-psk_identity") == 0)
818 if (--argc < 1) goto bad;
819 psk_identity=*(++argv);
821 else if (strcmp(*argv,"-psk") == 0)
825 if (--argc < 1) goto bad;
827 for (j = 0; j < strlen(psk_key); j++)
829 if (isxdigit((unsigned char)psk_key[j]))
831 BIO_printf(bio_err,"Not a hex number '%s'\n",*argv);
836 #ifndef OPENSSL_NO_SRP
837 else if (strcmp(*argv,"-srpuser") == 0)
839 if (--argc < 1) goto bad;
840 srp_arg.srplogin= *(++argv);
841 meth=TLSv1_client_method();
843 else if (strcmp(*argv,"-srppass") == 0)
845 if (--argc < 1) goto bad;
847 meth=TLSv1_client_method();
849 else if (strcmp(*argv,"-srp_strength") == 0)
851 if (--argc < 1) goto bad;
852 srp_arg.strength=atoi(*(++argv));
853 BIO_printf(bio_err,"SRP minimal length for N is %d\n",srp_arg.strength);
854 meth=TLSv1_client_method();
856 else if (strcmp(*argv,"-srp_lateuser") == 0)
859 meth=TLSv1_client_method();
861 else if (strcmp(*argv,"-srp_moregroups") == 0)
864 meth=TLSv1_client_method();
867 #ifndef OPENSSL_NO_SSL2
868 else if (strcmp(*argv,"-ssl2") == 0)
869 meth=SSLv2_client_method();
871 #ifndef OPENSSL_NO_SSL3
872 else if (strcmp(*argv,"-ssl3") == 0)
873 meth=SSLv3_client_method();
875 #ifndef OPENSSL_NO_TLS1
876 else if (strcmp(*argv,"-tls1_2") == 0)
877 meth=TLSv1_2_client_method();
878 else if (strcmp(*argv,"-tls1_1") == 0)
879 meth=TLSv1_1_client_method();
880 else if (strcmp(*argv,"-tls1") == 0)
881 meth=TLSv1_client_method();
883 #ifndef OPENSSL_NO_DTLS1
884 else if (strcmp(*argv,"-dtls1") == 0)
886 meth=DTLSv1_client_method();
887 socket_type=SOCK_DGRAM;
889 else if (strcmp(*argv,"-timeout") == 0)
891 else if (strcmp(*argv,"-mtu") == 0)
893 if (--argc < 1) goto bad;
894 socket_mtu = atol(*(++argv));
897 else if (strcmp(*argv,"-keyform") == 0)
899 if (--argc < 1) goto bad;
900 key_format = str2fmt(*(++argv));
902 else if (strcmp(*argv,"-pass") == 0)
904 if (--argc < 1) goto bad;
907 else if (strcmp(*argv,"-cert_chain") == 0)
909 if (--argc < 1) goto bad;
910 chain_file= *(++argv);
912 else if (strcmp(*argv,"-key") == 0)
914 if (--argc < 1) goto bad;
917 else if (strcmp(*argv,"-reconnect") == 0)
921 else if (strcmp(*argv,"-CApath") == 0)
923 if (--argc < 1) goto bad;
926 else if (strcmp(*argv,"-chainCApath") == 0)
928 if (--argc < 1) goto bad;
931 else if (strcmp(*argv,"-verifyCApath") == 0)
933 if (--argc < 1) goto bad;
934 vfyCApath= *(++argv);
936 else if (strcmp(*argv,"-build_chain") == 0)
938 else if (strcmp(*argv,"-CAfile") == 0)
940 if (--argc < 1) goto bad;
943 else if (strcmp(*argv,"-chainCAfile") == 0)
945 if (--argc < 1) goto bad;
948 else if (strcmp(*argv,"-verifyCAfile") == 0)
950 if (--argc < 1) goto bad;
951 vfyCAfile= *(++argv);
953 #ifndef OPENSSL_NO_TLSEXT
954 # ifndef OPENSSL_NO_NEXTPROTONEG
955 else if (strcmp(*argv,"-nextprotoneg") == 0)
957 if (--argc < 1) goto bad;
958 next_proto_neg_in = *(++argv);
963 else if (strcmp(*argv,"-nbio") == 0)
966 else if (strcmp(*argv,"-starttls") == 0)
968 if (--argc < 1) goto bad;
970 if (strcmp(*argv,"smtp") == 0)
971 starttls_proto = PROTO_SMTP;
972 else if (strcmp(*argv,"pop3") == 0)
973 starttls_proto = PROTO_POP3;
974 else if (strcmp(*argv,"imap") == 0)
975 starttls_proto = PROTO_IMAP;
976 else if (strcmp(*argv,"ftp") == 0)
977 starttls_proto = PROTO_FTP;
978 else if (strcmp(*argv, "xmpp") == 0)
979 starttls_proto = PROTO_XMPP;
983 #ifndef OPENSSL_NO_ENGINE
984 else if (strcmp(*argv,"-engine") == 0)
986 if (--argc < 1) goto bad;
987 engine_id = *(++argv);
989 else if (strcmp(*argv,"-ssl_client_engine") == 0)
991 if (--argc < 1) goto bad;
992 ssl_client_engine_id = *(++argv);
995 else if (strcmp(*argv,"-rand") == 0)
997 if (--argc < 1) goto bad;
1000 #ifndef OPENSSL_NO_TLSEXT
1001 else if (strcmp(*argv,"-servername") == 0)
1003 if (--argc < 1) goto bad;
1004 servername= *(++argv);
1005 /* meth=TLSv1_client_method(); */
1008 #ifndef OPENSSL_NO_JPAKE
1009 else if (strcmp(*argv,"-jpake") == 0)
1011 if (--argc < 1) goto bad;
1012 jpake_secret = *++argv;
1015 else if (strcmp(*argv,"-use_srtp") == 0)
1017 if (--argc < 1) goto bad;
1018 srtp_profiles = *(++argv);
1020 else if (strcmp(*argv,"-keymatexport") == 0)
1022 if (--argc < 1) goto bad;
1023 keymatexportlabel= *(++argv);
1025 else if (strcmp(*argv,"-keymatexportlen") == 0)
1027 if (--argc < 1) goto bad;
1028 keymatexportlen=atoi(*(++argv));
1029 if (keymatexportlen == 0) goto bad;
1033 BIO_printf(bio_err,"unknown option %s\n",*argv);
1047 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1053 "Can't use JPAKE and PSK together\n");
1056 psk_identity = "JPAKE";
1060 OpenSSL_add_ssl_algorithms();
1061 SSL_load_error_strings();
1063 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1064 next_proto.status = -1;
1065 if (next_proto_neg_in)
1067 next_proto.data = next_protos_parse(&next_proto.len, next_proto_neg_in);
1068 if (next_proto.data == NULL)
1070 BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n");
1075 next_proto.data = NULL;
1078 #ifndef OPENSSL_NO_ENGINE
1079 e = setup_engine(bio_err, engine_id, 1);
1080 if (ssl_client_engine_id)
1082 ssl_client_engine = ENGINE_by_id(ssl_client_engine_id);
1083 if (!ssl_client_engine)
1086 "Error getting client auth engine\n");
1092 if (!app_passwd(bio_err, passarg, NULL, &pass, NULL))
1094 BIO_printf(bio_err, "Error getting password\n");
1098 if (key_file == NULL)
1099 key_file = cert_file;
1106 key = load_key(bio_err, key_file, key_format, 0, pass, e,
1107 "client certificate private key file");
1110 ERR_print_errors(bio_err);
1119 cert = load_cert(bio_err,cert_file,cert_format,
1120 NULL, e, "client certificate file");
1124 ERR_print_errors(bio_err);
1131 chain = load_certs(bio_err, chain_file,FORMAT_PEM,
1132 NULL, e, "client certificate chain");
1140 crl = load_crl(crl_file, crl_format);
1143 BIO_puts(bio_err, "Error loading CRL\n");
1144 ERR_print_errors(bio_err);
1147 crls = sk_X509_CRL_new_null();
1148 if (!crls || !sk_X509_CRL_push(crls, crl))
1150 BIO_puts(bio_err, "Error adding CRL\n");
1151 ERR_print_errors(bio_err);
1157 if (!load_excert(&exc, bio_err))
1160 if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
1163 BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
1166 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
1167 app_RAND_load_files(inrand));
1169 if (bio_c_out == NULL)
1171 if (c_quiet && !c_debug)
1173 bio_c_out=BIO_new(BIO_s_null());
1174 if (c_msg && !bio_c_msg)
1175 bio_c_msg=BIO_new_fp(stdout,BIO_NOCLOSE);
1179 if (bio_c_out == NULL)
1180 bio_c_out=BIO_new_fp(stdout,BIO_NOCLOSE);
1184 #ifndef OPENSSL_NO_SRP
1185 if(!app_passwd(bio_err, srppass, NULL, &srp_arg.srppassin, NULL))
1187 BIO_printf(bio_err, "Error getting password\n");
1192 ctx=SSL_CTX_new(meth);
1195 ERR_print_errors(bio_err);
1200 SSL_CTX_set1_param(ctx, vpm);
1202 if (!args_ssl_call(ctx, bio_err, cctx, ssl_args, 1, no_jpake))
1204 ERR_print_errors(bio_err);
1208 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1209 crls, crl_download))
1211 BIO_printf(bio_err, "Error loading store locations\n");
1212 ERR_print_errors(bio_err);
1216 #ifndef OPENSSL_NO_ENGINE
1217 if (ssl_client_engine)
1219 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine))
1221 BIO_puts(bio_err, "Error setting client auth engine\n");
1222 ERR_print_errors(bio_err);
1223 ENGINE_free(ssl_client_engine);
1226 ENGINE_free(ssl_client_engine);
1230 #ifndef OPENSSL_NO_PSK
1231 #ifdef OPENSSL_NO_JPAKE
1232 if (psk_key != NULL)
1234 if (psk_key != NULL || jpake_secret)
1238 BIO_printf(bio_c_out, "PSK key given or JPAKE in use, setting client callback\n");
1239 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
1241 if (srtp_profiles != NULL)
1242 SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles);
1244 if (exc) ssl_ctx_set_excert(ctx, exc);
1245 /* DTLS: partial reads end up discarding unread UDP bytes :-(
1246 * Setting read ahead solves this problem.
1248 if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
1250 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1251 if (next_proto.data)
1252 SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
1255 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
1258 SSL_CTX_set_cipher_list(ctx,getenv("SSL_CIPHER"));
1261 SSL_CTX_set_verify(ctx,verify,verify_callback);
1263 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
1264 (!SSL_CTX_set_default_verify_paths(ctx)))
1266 /* BIO_printf(bio_err,"error setting default verify locations\n"); */
1267 ERR_print_errors(bio_err);
1271 ssl_ctx_add_crls(ctx, crls, crl_download);
1273 if (!set_cert_key_stuff(ctx,cert,key,chain,build_chain))
1276 #ifndef OPENSSL_NO_TLSEXT
1277 if (servername != NULL)
1279 tlsextcbp.biodebug = bio_err;
1280 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1281 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1283 #ifndef OPENSSL_NO_SRP
1284 if (srp_arg.srplogin)
1286 if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin))
1288 BIO_printf(bio_err,"Unable to set SRP username\n");
1291 srp_arg.msg = c_msg;
1292 srp_arg.debug = c_debug ;
1293 SSL_CTX_set_srp_cb_arg(ctx,&srp_arg);
1294 SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
1295 SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
1296 if (c_msg || c_debug || srp_arg.amp == 0)
1297 SSL_CTX_set_srp_verify_param_callback(ctx, ssl_srp_verify_param_cb);
1302 SSL_CTX_set_tlsext_authz_server_audit_proof_cb(ctx,
1310 BIO *stmp = BIO_new_file(sess_in, "r");
1313 BIO_printf(bio_err, "Can't open session file %s\n",
1315 ERR_print_errors(bio_err);
1318 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1322 BIO_printf(bio_err, "Can't open session file %s\n",
1324 ERR_print_errors(bio_err);
1327 SSL_set_session(con, sess);
1328 SSL_SESSION_free(sess);
1330 #ifndef OPENSSL_NO_TLSEXT
1331 if (servername != NULL)
1333 if (!SSL_set_tlsext_host_name(con,servername))
1335 BIO_printf(bio_err,"Unable to set TLS servername extension.\n");
1336 ERR_print_errors(bio_err);
1341 #ifndef OPENSSL_NO_KRB5
1342 if (con && (kctx = kssl_ctx_new()) != NULL)
1344 SSL_set0_kssl_ctx(con, kctx);
1345 kssl_ctx_setstring(kctx, KSSL_SERVER, host);
1347 #endif /* OPENSSL_NO_KRB5 */
1348 /* SSL_set_cipher_list(con,"RC4-MD5"); */
1350 #ifdef TLSEXT_TYPE_opaque_prf_input
1351 SSL_set_tlsext_opaque_prf_input(con, "Test client", 11);
1357 if (init_client(&s,host,port,socket_type) == 0)
1359 BIO_printf(bio_err,"connect:errno=%d\n",get_last_socket_error());
1363 BIO_printf(bio_c_out,"CONNECTED(%08X)\n",s);
1369 BIO_printf(bio_c_out,"turning on non blocking io\n");
1370 if (BIO_socket_ioctl(s,FIONBIO,&l) < 0)
1372 ERR_print_errors(bio_err);
1377 if (c_Pause & 0x01) SSL_set_debug(con, 1);
1379 if ( SSL_version(con) == DTLS1_VERSION)
1382 sbio=BIO_new_dgram(s,BIO_NOCLOSE);
1383 if (getsockname(s, &peer, (void *)&peerlen) < 0)
1385 BIO_printf(bio_err, "getsockname:errno=%d\n",
1386 get_last_socket_error());
1391 (void)BIO_ctrl_set_connected(sbio, 1, &peer);
1393 if (enable_timeouts)
1396 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1397 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1400 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1401 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1404 if (socket_mtu > 28)
1406 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1407 SSL_set_mtu(con, socket_mtu - 28);
1410 /* want to do MTU discovery */
1411 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1414 sbio=BIO_new_socket(s,BIO_NOCLOSE);
1420 test=BIO_new(BIO_f_nbio_test());
1421 sbio=BIO_push(test,sbio);
1426 SSL_set_debug(con, 1);
1427 BIO_set_callback(sbio,bio_dump_callback);
1428 BIO_set_callback_arg(sbio,(char *)bio_c_out);
1432 #ifndef OPENSSL_NO_SSL_TRACE
1434 SSL_set_msg_callback(con, SSL_trace);
1437 SSL_set_msg_callback(con, msg_cb);
1438 SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out);
1440 #ifndef OPENSSL_NO_TLSEXT
1443 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1444 SSL_set_tlsext_debug_arg(con, bio_c_out);
1448 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1449 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
1450 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
1453 STACK_OF(OCSP_RESPID) *ids = sk_OCSP_RESPID_new_null();
1454 OCSP_RESPID *id = OCSP_RESPID_new();
1455 id->value.byKey = ASN1_OCTET_STRING_new();
1456 id->type = V_OCSP_RESPID_KEY;
1457 ASN1_STRING_set(id->value.byKey, "Hello World", -1);
1458 sk_OCSP_RESPID_push(ids, id);
1459 SSL_set_tlsext_status_ids(con, ids);
1464 #ifndef OPENSSL_NO_JPAKE
1466 jpake_client_auth(bio_c_out, sbio, jpake_secret);
1469 SSL_set_bio(con,sbio,sbio);
1470 SSL_set_connect_state(con);
1472 /* ok, lets connect */
1473 width=SSL_get_fd(con)+1;
1486 /* This is an ugly hack that does a lot of assumptions */
1487 /* We do have to handle multi-line responses which may come
1488 in a single packet or not. We therefore have to use
1489 BIO_gets() which does need a buffering BIO. So during
1490 the initial chitchat we do push a buffering BIO into the
1491 chain that is removed again later on to not disturb the
1492 rest of the s_client operation. */
1493 if (starttls_proto == PROTO_SMTP)
1496 BIO *fbio = BIO_new(BIO_f_buffer());
1497 BIO_push(fbio, sbio);
1498 /* wait for multi-line response to end from SMTP */
1501 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1503 while (mbuf_len>3 && mbuf[3]=='-');
1504 /* STARTTLS command requires EHLO... */
1505 BIO_printf(fbio,"EHLO openssl.client.net\r\n");
1506 (void)BIO_flush(fbio);
1507 /* wait for multi-line response to end EHLO SMTP response */
1510 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1511 if (strstr(mbuf,"STARTTLS"))
1514 while (mbuf_len>3 && mbuf[3]=='-');
1515 (void)BIO_flush(fbio);
1520 "didn't found starttls in server response,"
1521 " try anyway...\n");
1522 BIO_printf(sbio,"STARTTLS\r\n");
1523 BIO_read(sbio,sbuf,BUFSIZZ);
1525 else if (starttls_proto == PROTO_POP3)
1527 BIO_read(sbio,mbuf,BUFSIZZ);
1528 BIO_printf(sbio,"STLS\r\n");
1529 BIO_read(sbio,sbuf,BUFSIZZ);
1531 else if (starttls_proto == PROTO_IMAP)
1534 BIO *fbio = BIO_new(BIO_f_buffer());
1535 BIO_push(fbio, sbio);
1536 BIO_gets(fbio,mbuf,BUFSIZZ);
1537 /* STARTTLS command requires CAPABILITY... */
1538 BIO_printf(fbio,". CAPABILITY\r\n");
1539 (void)BIO_flush(fbio);
1540 /* wait for multi-line CAPABILITY response */
1543 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1544 if (strstr(mbuf,"STARTTLS"))
1547 while (mbuf_len>3 && mbuf[0]!='.');
1548 (void)BIO_flush(fbio);
1553 "didn't found STARTTLS in server response,"
1554 " try anyway...\n");
1555 BIO_printf(sbio,". STARTTLS\r\n");
1556 BIO_read(sbio,sbuf,BUFSIZZ);
1558 else if (starttls_proto == PROTO_FTP)
1560 BIO *fbio = BIO_new(BIO_f_buffer());
1561 BIO_push(fbio, sbio);
1562 /* wait for multi-line response to end from FTP */
1565 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1567 while (mbuf_len>3 && mbuf[3]=='-');
1568 (void)BIO_flush(fbio);
1571 BIO_printf(sbio,"AUTH TLS\r\n");
1572 BIO_read(sbio,sbuf,BUFSIZZ);
1574 if (starttls_proto == PROTO_XMPP)
1577 BIO_printf(sbio,"<stream:stream "
1578 "xmlns:stream='http://etherx.jabber.org/streams' "
1579 "xmlns='jabber:client' to='%s' version='1.0'>", host);
1580 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1582 while (!strstr(mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'"))
1584 if (strstr(mbuf, "/stream:features>"))
1586 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1589 BIO_printf(sbio, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1590 seen = BIO_read(sbio,sbuf,BUFSIZZ);
1592 if (!strstr(sbuf, "<proceed"))
1602 if ((SSL_version(con) == DTLS1_VERSION) &&
1603 DTLSv1_get_timeout(con, &timeout))
1604 timeoutp = &timeout;
1608 if (SSL_in_init(con) && !SSL_total_renegotiations(con))
1619 #if 0 /* This test doesn't really work as intended (needs to be fixed) */
1620 #ifndef OPENSSL_NO_TLSEXT
1621 if (servername != NULL && !SSL_session_reused(con))
1623 BIO_printf(bio_c_out,"Server did %sacknowledge servername extension.\n",tlsextcbp.ack?"":"not ");
1629 BIO *stmp = BIO_new_file(sess_out, "w");
1632 PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
1636 BIO_printf(bio_err, "Error writing session file %s\n", sess_out);
1641 "CONNECTION ESTABLISHED\n");
1642 print_ssl_summary(bio_err, con);
1644 print_stuff(bio_c_out,con,full_log);
1645 if (full_log > 0) full_log--;
1649 BIO_printf(bio_err,"%s",mbuf);
1650 /* We don't need to know any more */
1651 starttls_proto = PROTO_OFF;
1657 BIO_printf(bio_c_out,"drop connection and then reconnect\n");
1659 SSL_set_connect_state(con);
1660 SHUTDOWN(SSL_get_fd(con));
1666 ssl_pending = read_ssl && SSL_pending(con);
1670 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined (OPENSSL_SYS_BEOS_R5)
1673 if (read_tty) openssl_fdset(fileno(stdin),&readfds);
1674 if (write_tty) openssl_fdset(fileno(stdout),&writefds);
1677 openssl_fdset(SSL_get_fd(con),&readfds);
1679 openssl_fdset(SSL_get_fd(con),&writefds);
1681 if(!tty_on || !write_tty) {
1683 openssl_fdset(SSL_get_fd(con),&readfds);
1685 openssl_fdset(SSL_get_fd(con),&writefds);
1688 /* printf("mode tty(%d %d%d) ssl(%d%d)\n",
1689 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
1691 /* Note: under VMS with SOCKETSHR the second parameter
1692 * is currently of type (int *) whereas under other
1693 * systems it is (void *) if you don't have a cast it
1694 * will choke the compiler: if you do have a cast then
1695 * you can either go for (int *) or (void *).
1697 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1698 /* Under Windows/DOS we make the assumption that we can
1699 * always write to the tty: therefore if we need to
1700 * write to the tty we just fall through. Otherwise
1701 * we timeout the select every second and see if there
1702 * are any keypresses. Note: this is a hack, in a proper
1703 * Windows application we wouldn't do this.
1710 i=select(width,(void *)&readfds,(void *)&writefds,
1712 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1713 if(!i && (!_kbhit() || !read_tty) ) continue;
1715 if(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue;
1717 } else i=select(width,(void *)&readfds,(void *)&writefds,
1720 #elif defined(OPENSSL_SYS_NETWARE)
1725 i=select(width,(void *)&readfds,(void *)&writefds,
1727 } else i=select(width,(void *)&readfds,(void *)&writefds,
1730 #elif defined(OPENSSL_SYS_BEOS_R5)
1731 /* Under BeOS-R5 the situation is similar to DOS */
1734 (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK);
1739 i=select(width,(void *)&readfds,(void *)&writefds,
1741 if (read(fileno(stdin), sbuf, 0) >= 0)
1743 if (!i && (stdin_set != 1 || !read_tty))
1745 } else i=select(width,(void *)&readfds,(void *)&writefds,
1748 (void)fcntl(fileno(stdin), F_SETFL, 0);
1750 i=select(width,(void *)&readfds,(void *)&writefds,
1755 BIO_printf(bio_err,"bad select %d\n",
1756 get_last_socket_error());
1762 if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0)
1764 BIO_printf(bio_err,"TIMEOUT occured\n");
1767 if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds))
1769 k=SSL_write(con,&(cbuf[cbuf_off]),
1770 (unsigned int)cbuf_len);
1771 switch (SSL_get_error(con,k))
1773 case SSL_ERROR_NONE:
1776 if (k <= 0) goto end;
1777 /* we have done a write(con,NULL,0); */
1783 else /* if (cbuf_len > 0) */
1789 case SSL_ERROR_WANT_WRITE:
1790 BIO_printf(bio_c_out,"write W BLOCK\n");
1794 case SSL_ERROR_WANT_READ:
1795 BIO_printf(bio_c_out,"write R BLOCK\n");
1800 case SSL_ERROR_WANT_X509_LOOKUP:
1801 BIO_printf(bio_c_out,"write X BLOCK\n");
1803 case SSL_ERROR_ZERO_RETURN:
1806 BIO_printf(bio_c_out,"shutdown\n");
1817 case SSL_ERROR_SYSCALL:
1818 if ((k != 0) || (cbuf_len != 0))
1820 BIO_printf(bio_err,"write:errno=%d\n",
1821 get_last_socket_error());
1831 ERR_print_errors(bio_err);
1835 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
1836 /* Assume Windows/DOS/BeOS can always write */
1837 else if (!ssl_pending && write_tty)
1839 else if (!ssl_pending && FD_ISSET(fileno(stdout),&writefds))
1842 #ifdef CHARSET_EBCDIC
1843 ascii2ebcdic(&(sbuf[sbuf_off]),&(sbuf[sbuf_off]),sbuf_len);
1845 i=raw_write_stdout(&(sbuf[sbuf_off]),sbuf_len);
1849 BIO_printf(bio_c_out,"DONE\n");
1863 else if (ssl_pending || FD_ISSET(SSL_get_fd(con),&readfds))
1866 { static int iiii; if (++iiii == 52) { SSL_renegotiate(con); iiii=0; } }
1869 k=SSL_read(con,sbuf,1024 /* BUFSIZZ */ );
1871 /* Demo for pending and peek :-) */
1872 k=SSL_read(con,sbuf,16);
1874 printf("read=%d pending=%d peek=%d\n",k,SSL_pending(con),SSL_peek(con,zbuf,10240));
1878 switch (SSL_get_error(con,k))
1880 case SSL_ERROR_NONE:
1889 case SSL_ERROR_WANT_WRITE:
1890 BIO_printf(bio_c_out,"read W BLOCK\n");
1894 case SSL_ERROR_WANT_READ:
1895 BIO_printf(bio_c_out,"read R BLOCK\n");
1898 if ((read_tty == 0) && (write_ssl == 0))
1901 case SSL_ERROR_WANT_X509_LOOKUP:
1902 BIO_printf(bio_c_out,"read X BLOCK\n");
1904 case SSL_ERROR_SYSCALL:
1905 ret=get_last_socket_error();
1907 BIO_puts(bio_err, "CONNECTION CLOSED BY SERVER\n");
1909 BIO_printf(bio_err,"read:errno=%d\n",ret);
1911 case SSL_ERROR_ZERO_RETURN:
1912 BIO_printf(bio_c_out,"closed\n");
1916 ERR_print_errors(bio_err);
1922 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1923 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1926 else if ((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
1928 #elif defined (OPENSSL_SYS_NETWARE)
1930 #elif defined(OPENSSL_SYS_BEOS_R5)
1933 else if (FD_ISSET(fileno(stdin),&readfds))
1940 i=raw_read_stdin(cbuf,BUFSIZZ/2);
1942 /* both loops are skipped when i <= 0 */
1943 for (j = 0; j < i; j++)
1944 if (cbuf[j] == '\n')
1946 for (j = i-1; j >= 0; j--)
1948 cbuf[j+lf_num] = cbuf[j];
1949 if (cbuf[j] == '\n')
1953 cbuf[j+lf_num] = '\r';
1956 assert(lf_num == 0);
1959 i=raw_read_stdin(cbuf,BUFSIZZ);
1961 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q')))
1963 BIO_printf(bio_err,"DONE\n");
1968 if ((!c_ign_eof) && (cbuf[0] == 'R'))
1970 BIO_printf(bio_err,"RENEGOTIATING\n");
1971 SSL_renegotiate(con);
1974 #ifndef OPENSSL_NO_HEARTBEATS
1975 else if ((!c_ign_eof) && (cbuf[0] == 'B'))
1977 BIO_printf(bio_err,"HEARTBEATING\n");
1986 #ifdef CHARSET_EBCDIC
1987 ebcdic2ascii(cbuf, cbuf, i);
1999 print_stuff(bio_c_out,con,full_log);
2001 SHUTDOWN(SSL_get_fd(con));
2006 print_stuff(bio_c_out,con,1);
2009 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2010 if (next_proto.data)
2011 OPENSSL_free(next_proto.data);
2013 if (ctx != NULL) SSL_CTX_free(ctx);
2017 sk_X509_CRL_pop_free(crls, X509_CRL_free);
2021 sk_X509_pop_free(chain, X509_free);
2025 X509_VERIFY_PARAM_free(vpm);
2026 ssl_excert_free(exc);
2028 sk_OPENSSL_STRING_free(ssl_args);
2030 SSL_CONF_CTX_free(cctx);
2031 #ifndef OPENSSL_NO_JPAKE
2032 if (jpake_secret && psk_key)
2033 OPENSSL_free(psk_key);
2035 if (cbuf != NULL) { OPENSSL_cleanse(cbuf,BUFSIZZ); OPENSSL_free(cbuf); }
2036 if (sbuf != NULL) { OPENSSL_cleanse(sbuf,BUFSIZZ); OPENSSL_free(sbuf); }
2037 if (mbuf != NULL) { OPENSSL_cleanse(mbuf,BUFSIZZ); OPENSSL_free(mbuf); }
2038 if (bio_c_out != NULL)
2040 BIO_free(bio_c_out);
2043 if (bio_c_msg != NULL)
2045 BIO_free(bio_c_msg);
2053 static void print_stuff(BIO *bio, SSL *s, int full)
2057 static const char *space=" ";
2060 STACK_OF(X509_NAME) *sk2;
2061 const SSL_CIPHER *c;
2064 #ifndef OPENSSL_NO_COMP
2065 const COMP_METHOD *comp, *expansion;
2067 unsigned char *exportedkeymat;
2071 int got_a_chain = 0;
2073 sk=SSL_get_peer_cert_chain(s);
2076 got_a_chain = 1; /* we don't have it for SSL2 (yet) */
2078 BIO_printf(bio,"---\nCertificate chain\n");
2079 for (i=0; i<sk_X509_num(sk); i++)
2081 X509_NAME_oneline(X509_get_subject_name(
2082 sk_X509_value(sk,i)),buf,sizeof buf);
2083 BIO_printf(bio,"%2d s:%s\n",i,buf);
2084 X509_NAME_oneline(X509_get_issuer_name(
2085 sk_X509_value(sk,i)),buf,sizeof buf);
2086 BIO_printf(bio," i:%s\n",buf);
2088 PEM_write_bio_X509(bio,sk_X509_value(sk,i));
2092 BIO_printf(bio,"---\n");
2093 peer=SSL_get_peer_certificate(s);
2096 BIO_printf(bio,"Server certificate\n");
2097 if (!(c_showcerts && got_a_chain)) /* Redundant if we showed the whole chain */
2098 PEM_write_bio_X509(bio,peer);
2099 X509_NAME_oneline(X509_get_subject_name(peer),
2101 BIO_printf(bio,"subject=%s\n",buf);
2102 X509_NAME_oneline(X509_get_issuer_name(peer),
2104 BIO_printf(bio,"issuer=%s\n",buf);
2107 BIO_printf(bio,"no peer certificate available\n");
2109 sk2=SSL_get_client_CA_list(s);
2110 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0))
2112 BIO_printf(bio,"---\nAcceptable client certificate CA names\n");
2113 for (i=0; i<sk_X509_NAME_num(sk2); i++)
2115 xn=sk_X509_NAME_value(sk2,i);
2116 X509_NAME_oneline(xn,buf,sizeof(buf));
2117 BIO_write(bio,buf,strlen(buf));
2118 BIO_write(bio,"\n",1);
2123 BIO_printf(bio,"---\nNo client certificate CA names sent\n");
2125 p=SSL_get_shared_ciphers(s,buf,sizeof buf);
2128 /* This works only for SSL 2. In later protocol
2129 * versions, the client does not know what other
2130 * ciphers (in addition to the one to be used
2131 * in the current connection) the server supports. */
2133 BIO_printf(bio,"---\nCiphers common between both SSL endpoints:\n");
2139 BIO_write(bio,space,15-j%25);
2142 BIO_write(bio,((i%3)?" ":"\n"),1);
2151 BIO_write(bio,"\n",1);
2154 ssl_print_sigalgs(bio, s);
2155 ssl_print_tmp_key(bio, s);
2157 BIO_printf(bio,"---\nSSL handshake has read %ld bytes and written %ld bytes\n",
2158 BIO_number_read(SSL_get_rbio(s)),
2159 BIO_number_written(SSL_get_wbio(s)));
2161 BIO_printf(bio,(SSL_cache_hit(s)?"---\nReused, ":"---\nNew, "));
2162 c=SSL_get_current_cipher(s);
2163 BIO_printf(bio,"%s, Cipher is %s\n",
2164 SSL_CIPHER_get_version(c),
2165 SSL_CIPHER_get_name(c));
2168 pktmp = X509_get_pubkey(peer);
2169 BIO_printf(bio,"Server public key is %d bit\n",
2170 EVP_PKEY_bits(pktmp));
2171 EVP_PKEY_free(pktmp);
2173 BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
2174 SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
2175 #ifndef OPENSSL_NO_COMP
2176 comp=SSL_get_current_compression(s);
2177 expansion=SSL_get_current_expansion(s);
2178 BIO_printf(bio,"Compression: %s\n",
2179 comp ? SSL_COMP_get_name(comp) : "NONE");
2180 BIO_printf(bio,"Expansion: %s\n",
2181 expansion ? SSL_COMP_get_name(expansion) : "NONE");
2186 /* Print out local port of connection: useful for debugging */
2188 struct sockaddr_in ladd;
2189 socklen_t ladd_size = sizeof(ladd);
2190 sock = SSL_get_fd(s);
2191 getsockname(sock, (struct sockaddr *)&ladd, &ladd_size);
2192 BIO_printf(bio_c_out, "LOCAL PORT is %u\n", ntohs(ladd.sin_port));
2196 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2197 if (next_proto.status != -1) {
2198 const unsigned char *proto;
2199 unsigned int proto_len;
2200 SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
2201 BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
2202 BIO_write(bio, proto, proto_len);
2203 BIO_write(bio, "\n", 1);
2208 SRTP_PROTECTION_PROFILE *srtp_profile=SSL_get_selected_srtp_profile(s);
2211 BIO_printf(bio,"SRTP Extension negotiated, profile=%s\n",
2212 srtp_profile->name);
2215 SSL_SESSION_print(bio,SSL_get_session(s));
2216 if (keymatexportlabel != NULL)
2218 BIO_printf(bio, "Keying material exporter:\n");
2219 BIO_printf(bio, " Label: '%s'\n", keymatexportlabel);
2220 BIO_printf(bio, " Length: %i bytes\n", keymatexportlen);
2221 exportedkeymat = OPENSSL_malloc(keymatexportlen);
2222 if (exportedkeymat != NULL)
2224 if (!SSL_export_keying_material(s, exportedkeymat,
2227 strlen(keymatexportlabel),
2230 BIO_printf(bio, " Error\n");
2234 BIO_printf(bio, " Keying material: ");
2235 for (i=0; i<keymatexportlen; i++)
2236 BIO_printf(bio, "%02X",
2238 BIO_printf(bio, "\n");
2240 OPENSSL_free(exportedkeymat);
2243 BIO_printf(bio,"---\n");
2246 /* flush, or debugging output gets mixed with http response */
2247 (void)BIO_flush(bio);
2250 #ifndef OPENSSL_NO_TLSEXT
2252 static int ocsp_resp_cb(SSL *s, void *arg)
2254 const unsigned char *p;
2257 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
2258 BIO_puts(arg, "OCSP response: ");
2261 BIO_puts(arg, "no response sent\n");
2264 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
2267 BIO_puts(arg, "response parse error\n");
2268 BIO_dump_indent(arg, (char *)p, len, 4);
2271 BIO_puts(arg, "\n======================================\n");
2272 OCSP_RESPONSE_print(arg, rsp, 0);
2273 BIO_puts(arg, "======================================\n");
2274 OCSP_RESPONSE_free(rsp);
2278 static int audit_proof_cb(SSL *s, void *arg)
2280 const unsigned char *proof;
2283 SSL_SESSION *sess = SSL_get_session(s);
2285 proof = SSL_SESSION_get_tlsext_authz_server_audit_proof(sess,
2289 BIO_printf(bio_c_out, "Audit proof: ");
2290 for (i = 0; i < proof_len; ++i)
2291 BIO_printf(bio_c_out, "%02X", proof[i]);
2292 BIO_printf(bio_c_out, "\n");
2296 BIO_printf(bio_c_out, "No audit proof found.\n");