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;
200 static int c_Pause=0;
201 static int c_debug=0;
202 #ifndef OPENSSL_NO_TLSEXT
203 static int c_tlsextdebug=0;
204 static int c_status_req=0;
205 static int c_proof_debug=0;
208 static int c_showcerts=0;
210 static char *keymatexportlabel=NULL;
211 static int keymatexportlen=20;
213 static void sc_usage(void);
214 static void print_stuff(BIO *berr,SSL *con,int full);
215 #ifndef OPENSSL_NO_TLSEXT
216 static int ocsp_resp_cb(SSL *s, void *arg);
217 static int audit_proof_cb(SSL *s, void *arg);
219 static BIO *bio_c_out=NULL;
220 static BIO *bio_c_msg=NULL;
221 static int c_quiet=0;
222 static int c_ign_eof=0;
224 #ifndef OPENSSL_NO_PSK
225 /* Default PSK identity and key */
226 static char *psk_identity="Client_identity";
227 /*char *psk_key=NULL; by default PSK is not used */
229 static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity,
230 unsigned int max_identity_len, unsigned char *psk,
231 unsigned int max_psk_len)
233 unsigned int psk_len = 0;
238 BIO_printf(bio_c_out, "psk_client_cb\n");
241 /* no ServerKeyExchange message*/
243 BIO_printf(bio_c_out,"NULL received PSK identity hint, continuing anyway\n");
246 BIO_printf(bio_c_out, "Received PSK identity hint '%s'\n", hint);
248 /* lookup PSK identity and PSK key based on the given identity hint here */
249 ret = BIO_snprintf(identity, max_identity_len, "%s", psk_identity);
250 if (ret < 0 || (unsigned int)ret > max_identity_len)
253 BIO_printf(bio_c_out, "created identity '%s' len=%d\n", identity, ret);
254 ret=BN_hex2bn(&bn, psk_key);
257 BIO_printf(bio_err,"Could not convert PSK key '%s' to BIGNUM\n", psk_key);
263 if ((unsigned int)BN_num_bytes(bn) > max_psk_len)
265 BIO_printf(bio_err,"psk buffer of callback is too small (%d) for key (%d)\n",
266 max_psk_len, BN_num_bytes(bn));
271 psk_len=BN_bn2bin(bn, psk);
277 BIO_printf(bio_c_out, "created PSK len=%d\n", psk_len);
282 BIO_printf(bio_err, "Error in PSK client callback\n");
287 static void sc_usage(void)
289 BIO_printf(bio_err,"usage: s_client args\n");
290 BIO_printf(bio_err,"\n");
291 BIO_printf(bio_err," -host host - use -connect instead\n");
292 BIO_printf(bio_err," -port port - use -connect instead\n");
293 BIO_printf(bio_err," -connect host:port - who to connect to (default is %s:%s)\n",SSL_HOST_NAME,PORT_STR);
295 BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n");
296 BIO_printf(bio_err," -cert arg - certificate file to use, PEM format assumed\n");
297 BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n");
298 BIO_printf(bio_err," -key arg - Private key file to use, in cert file if\n");
299 BIO_printf(bio_err," not specified but cert file is.\n");
300 BIO_printf(bio_err," -keyform arg - key format (PEM or DER) PEM default\n");
301 BIO_printf(bio_err," -pass arg - private key file pass phrase source\n");
302 BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n");
303 BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n");
304 BIO_printf(bio_err," -reconnect - Drop and re-make the connection with the same Session-ID\n");
305 BIO_printf(bio_err," -pause - sleep(1) after each read(2) and write(2) system call\n");
306 BIO_printf(bio_err," -showcerts - show all certificates in the chain\n");
307 BIO_printf(bio_err," -debug - extra output\n");
309 BIO_printf(bio_err," -wdebug - WATT-32 tcp debugging\n");
311 BIO_printf(bio_err," -msg - Show protocol messages\n");
312 BIO_printf(bio_err," -nbio_test - more ssl protocol testing\n");
313 BIO_printf(bio_err," -state - print the 'ssl' states\n");
315 BIO_printf(bio_err," -nbio - Run with non-blocking IO\n");
317 BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n");
318 BIO_printf(bio_err," -quiet - no s_client output\n");
319 BIO_printf(bio_err," -ign_eof - ignore input eof (default when -quiet)\n");
320 BIO_printf(bio_err," -no_ign_eof - don't ignore input eof\n");
321 #ifndef OPENSSL_NO_PSK
322 BIO_printf(bio_err," -psk_identity arg - PSK identity\n");
323 BIO_printf(bio_err," -psk arg - PSK in hex (without 0x)\n");
324 # ifndef OPENSSL_NO_JPAKE
325 BIO_printf(bio_err," -jpake arg - JPAKE secret to use\n");
328 #ifndef OPENSSL_NO_SRP
329 BIO_printf(bio_err," -srpuser user - SRP authentification for 'user'\n");
330 BIO_printf(bio_err," -srppass arg - password for 'user'\n");
331 BIO_printf(bio_err," -srp_lateuser - SRP username into second ClientHello message\n");
332 BIO_printf(bio_err," -srp_moregroups - Tolerate other than the known g N values.\n");
333 BIO_printf(bio_err," -srp_strength int - minimal mength in bits for N (default %d).\n",SRP_MINIMAL_N);
335 BIO_printf(bio_err," -ssl2 - just use SSLv2\n");
336 BIO_printf(bio_err," -ssl3 - just use SSLv3\n");
337 BIO_printf(bio_err," -tls1_2 - just use TLSv1.2\n");
338 BIO_printf(bio_err," -tls1_1 - just use TLSv1.1\n");
339 BIO_printf(bio_err," -tls1 - just use TLSv1\n");
340 BIO_printf(bio_err," -dtls1 - just use DTLSv1\n");
341 BIO_printf(bio_err," -mtu - set the link layer MTU\n");
342 BIO_printf(bio_err," -no_tls1_2/-no_tls1_1/-no_tls1/-no_ssl3/-no_ssl2 - turn off that protocol\n");
343 BIO_printf(bio_err," -bugs - Switch on all SSL implementation bug workarounds\n");
344 BIO_printf(bio_err," -serverpref - Use server's cipher preferences (only SSLv2)\n");
345 BIO_printf(bio_err," -cipher - preferred cipher to use, use the 'openssl ciphers'\n");
346 BIO_printf(bio_err," command to see what is available\n");
347 BIO_printf(bio_err," -starttls prot - use the STARTTLS command before starting TLS\n");
348 BIO_printf(bio_err," for those protocols that support it, where\n");
349 BIO_printf(bio_err," 'prot' defines which one to assume. Currently,\n");
350 BIO_printf(bio_err," only \"smtp\", \"pop3\", \"imap\", \"ftp\" and \"xmpp\"\n");
351 BIO_printf(bio_err," are supported.\n");
352 #ifndef OPENSSL_NO_ENGINE
353 BIO_printf(bio_err," -engine id - Initialise and use the specified engine\n");
355 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
356 BIO_printf(bio_err," -sess_out arg - file to write SSL session to\n");
357 BIO_printf(bio_err," -sess_in arg - file to read SSL session from\n");
358 #ifndef OPENSSL_NO_TLSEXT
359 BIO_printf(bio_err," -servername host - Set TLS extension servername in ClientHello\n");
360 BIO_printf(bio_err," -tlsextdebug - hex dump of all TLS extensions received\n");
361 BIO_printf(bio_err," -status - request certificate status from server\n");
362 BIO_printf(bio_err," -no_ticket - disable use of RFC4507bis session tickets\n");
363 BIO_printf(bio_err," -proof_debug - request an audit proof and print its hex dump\n");
364 # ifndef OPENSSL_NO_NEXTPROTONEG
365 BIO_printf(bio_err," -nextprotoneg arg - enable NPN extension, considering named protocols supported (comma-separated list)\n");
368 BIO_printf(bio_err," -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n");
369 BIO_printf(bio_err," -use_srtp profiles - Offer SRTP key management with a colon-separated profile list\n");
370 BIO_printf(bio_err," -keymatexport label - Export keying material using label\n");
371 BIO_printf(bio_err," -keymatexportlen len - Export len bytes of keying material (default 20)\n");
374 #ifndef OPENSSL_NO_TLSEXT
376 /* This is a context that we pass to callbacks */
377 typedef struct tlsextctx_st {
383 static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg)
385 tlsextctx * p = (tlsextctx *) arg;
386 const char * hn= SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
387 if (SSL_get_servername_type(s) != -1)
388 p->ack = !SSL_session_reused(s) && hn != NULL;
390 BIO_printf(bio_err,"Can't use SSL_get_servername\n");
392 return SSL_TLSEXT_ERR_OK;
395 #ifndef OPENSSL_NO_SRP
397 /* This is a context that we pass to all callbacks */
398 typedef struct srp_arg_st
402 int msg; /* copy from c_msg */
403 int debug; /* copy from c_debug */
404 int amp; /* allow more groups */
405 int strength /* minimal size for N */ ;
408 #define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
410 static int srp_Verify_N_and_g(BIGNUM *N, BIGNUM *g)
412 BN_CTX *bn_ctx = BN_CTX_new();
413 BIGNUM *p = BN_new();
414 BIGNUM *r = BN_new();
416 g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) &&
417 BN_is_prime_ex(N, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
418 p != NULL && BN_rshift1(p, N) &&
421 BN_is_prime_ex(p, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
424 /* verify g^((N-1)/2) == -1 (mod N) */
425 BN_mod_exp(r, g, p, N, bn_ctx) &&
438 /* This callback is used here for two purposes:
440 - making some primality tests for unknown groups
441 The callback is only called for a non default group.
443 An application does not need the call back at all if
444 only the stanard groups are used. In real life situations,
445 client and server already share well known groups,
446 thus there is no need to verify them.
447 Furthermore, in case that a server actually proposes a group that
448 is not one of those defined in RFC 5054, it is more appropriate
449 to add the group to a static list and then compare since
450 primality tests are rather cpu consuming.
453 static int MS_CALLBACK ssl_srp_verify_param_cb(SSL *s, void *arg)
455 SRP_ARG *srp_arg = (SRP_ARG *)arg;
456 BIGNUM *N = NULL, *g = NULL;
457 if (!(N = SSL_get_srp_N(s)) || !(g = SSL_get_srp_g(s)))
459 if (srp_arg->debug || srp_arg->msg || srp_arg->amp == 1)
461 BIO_printf(bio_err, "SRP parameters:\n");
462 BIO_printf(bio_err,"\tN="); BN_print(bio_err,N);
463 BIO_printf(bio_err,"\n\tg="); BN_print(bio_err,g);
464 BIO_printf(bio_err,"\n");
467 if (SRP_check_known_gN_param(g,N))
470 if (srp_arg->amp == 1)
473 BIO_printf(bio_err, "SRP param N and g are not known params, going to check deeper.\n");
475 /* The srp_moregroups is a real debugging feature.
476 Implementors should rather add the value to the known ones.
477 The minimal size has already been tested.
479 if (BN_num_bits(g) <= BN_BITS && srp_Verify_N_and_g(N,g))
482 BIO_printf(bio_err, "SRP param N and g rejected.\n");
486 #define PWD_STRLEN 1024
488 static char * MS_CALLBACK ssl_give_srp_client_pwd_cb(SSL *s, void *arg)
490 SRP_ARG *srp_arg = (SRP_ARG *)arg;
491 char *pass = (char *)OPENSSL_malloc(PWD_STRLEN+1);
495 cb_tmp.password = (char *)srp_arg->srppassin;
496 cb_tmp.prompt_info = "SRP user";
497 if ((l = password_callback(pass, PWD_STRLEN, 0, &cb_tmp))<0)
499 BIO_printf (bio_err, "Can't read Password\n");
509 char *srtp_profiles = NULL;
511 # ifndef OPENSSL_NO_NEXTPROTONEG
512 /* This the context that we pass to next_proto_cb */
513 typedef struct tlsextnextprotoctx_st {
517 } tlsextnextprotoctx;
519 static tlsextnextprotoctx next_proto;
521 static int next_proto_cb(SSL *s, unsigned char **out, unsigned char *outlen, const unsigned char *in, unsigned int inlen, void *arg)
523 tlsextnextprotoctx *ctx = arg;
527 /* We can assume that |in| is syntactically valid. */
529 BIO_printf(bio_c_out, "Protocols advertised by server: ");
530 for (i = 0; i < inlen; )
533 BIO_write(bio_c_out, ", ", 2);
534 BIO_write(bio_c_out, &in[i + 1], in[i]);
537 BIO_write(bio_c_out, "\n", 1);
540 ctx->status = SSL_select_next_proto(out, outlen, in, inlen, ctx->data, ctx->len);
541 return SSL_TLSEXT_ERR_OK;
543 # endif /* ndef OPENSSL_NO_NEXTPROTONEG */
556 int MAIN(int, char **);
558 int MAIN(int argc, char **argv)
562 #ifndef OPENSSL_NO_KRB5
565 int s,k,width,state=0;
566 char *cbuf=NULL,*sbuf=NULL,*mbuf=NULL;
567 int cbuf_len,cbuf_off;
568 int sbuf_len,sbuf_off;
569 fd_set readfds,writefds;
572 char *host=SSL_HOST_NAME;
573 char *cert_file=NULL,*key_file=NULL,*chain_file=NULL;
574 int cert_format = FORMAT_PEM, key_format = FORMAT_PEM;
575 char *passarg = NULL, *pass = NULL;
577 EVP_PKEY *key = NULL;
578 STACK_OF(X509) *chain = 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 static char *jpake_secret = NULL;
625 #define no_jpake !jpake_secret
629 #ifndef OPENSSL_NO_SRP
630 char * srppass = NULL;
631 int srp_lateuser = 0;
632 SRP_ARG srp_arg = {NULL,NULL,0,0,0,1024};
634 SSL_EXCERT *exc = NULL;
636 SSL_CONF_CTX *cctx = NULL;
637 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
639 char *crl_file = NULL;
640 int crl_format = FORMAT_PEM;
641 int crl_download = 0;
642 STACK_OF(X509_CRL) *crls = NULL;
644 meth=SSLv23_client_method();
655 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
657 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));
706 BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
708 else if (strcmp(*argv,"-cert") == 0)
710 if (--argc < 1) goto bad;
711 cert_file= *(++argv);
713 else if (strcmp(*argv,"-CRL") == 0)
715 if (--argc < 1) goto bad;
718 else if (strcmp(*argv,"-crl_download") == 0)
720 else if (strcmp(*argv,"-sess_out") == 0)
722 if (--argc < 1) goto bad;
723 sess_out = *(++argv);
725 else if (strcmp(*argv,"-sess_in") == 0)
727 if (--argc < 1) goto bad;
730 else if (strcmp(*argv,"-certform") == 0)
732 if (--argc < 1) goto bad;
733 cert_format = str2fmt(*(++argv));
735 else if (strcmp(*argv,"-CRLform") == 0)
737 if (--argc < 1) goto bad;
738 crl_format = str2fmt(*(++argv));
740 else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm))
746 else if (strcmp(*argv,"-verify_return_error") == 0)
747 verify_return_error = 1;
748 else if (args_excert(&argv, &argc, &badarg, bio_err, &exc))
754 else if (args_ssl(&argv, &argc, cctx, &badarg, bio_err, &ssl_args))
760 else if (strcmp(*argv,"-prexit") == 0)
762 else if (strcmp(*argv,"-crlf") == 0)
764 else if (strcmp(*argv,"-quiet") == 0)
769 else if (strcmp(*argv,"-ign_eof") == 0)
771 else if (strcmp(*argv,"-no_ign_eof") == 0)
773 else if (strcmp(*argv,"-pause") == 0)
775 else if (strcmp(*argv,"-debug") == 0)
777 #ifndef OPENSSL_NO_TLSEXT
778 else if (strcmp(*argv,"-tlsextdebug") == 0)
780 else if (strcmp(*argv,"-status") == 0)
782 else if (strcmp(*argv,"-proof_debug") == 0)
786 else if (strcmp(*argv,"-wdebug") == 0)
789 else if (strcmp(*argv,"-msg") == 0)
791 else if (strcmp(*argv,"-msgfile") == 0)
793 if (--argc < 1) goto bad;
794 bio_c_msg = BIO_new_file(*(++argv), "w");
796 #ifndef OPENSSL_NO_SSL_TRACE
797 else if (strcmp(*argv,"-trace") == 0)
800 else if (strcmp(*argv,"-showcerts") == 0)
802 else if (strcmp(*argv,"-nbio_test") == 0)
804 else if (strcmp(*argv,"-state") == 0)
806 #ifndef OPENSSL_NO_PSK
807 else if (strcmp(*argv,"-psk_identity") == 0)
809 if (--argc < 1) goto bad;
810 psk_identity=*(++argv);
812 else if (strcmp(*argv,"-psk") == 0)
816 if (--argc < 1) goto bad;
818 for (j = 0; j < strlen(psk_key); j++)
820 if (isxdigit((unsigned char)psk_key[j]))
822 BIO_printf(bio_err,"Not a hex number '%s'\n",*argv);
827 #ifndef OPENSSL_NO_SRP
828 else if (strcmp(*argv,"-srpuser") == 0)
830 if (--argc < 1) goto bad;
831 srp_arg.srplogin= *(++argv);
832 meth=TLSv1_client_method();
834 else if (strcmp(*argv,"-srppass") == 0)
836 if (--argc < 1) goto bad;
838 meth=TLSv1_client_method();
840 else if (strcmp(*argv,"-srp_strength") == 0)
842 if (--argc < 1) goto bad;
843 srp_arg.strength=atoi(*(++argv));
844 BIO_printf(bio_err,"SRP minimal length for N is %d\n",srp_arg.strength);
845 meth=TLSv1_client_method();
847 else if (strcmp(*argv,"-srp_lateuser") == 0)
850 meth=TLSv1_client_method();
852 else if (strcmp(*argv,"-srp_moregroups") == 0)
855 meth=TLSv1_client_method();
858 #ifndef OPENSSL_NO_SSL2
859 else if (strcmp(*argv,"-ssl2") == 0)
860 meth=SSLv2_client_method();
862 #ifndef OPENSSL_NO_SSL3
863 else if (strcmp(*argv,"-ssl3") == 0)
864 meth=SSLv3_client_method();
866 #ifndef OPENSSL_NO_TLS1
867 else if (strcmp(*argv,"-tls1_2") == 0)
868 meth=TLSv1_2_client_method();
869 else if (strcmp(*argv,"-tls1_1") == 0)
870 meth=TLSv1_1_client_method();
871 else if (strcmp(*argv,"-tls1") == 0)
872 meth=TLSv1_client_method();
874 #ifndef OPENSSL_NO_DTLS1
875 else if (strcmp(*argv,"-dtls1") == 0)
877 meth=DTLSv1_client_method();
878 socket_type=SOCK_DGRAM;
880 else if (strcmp(*argv,"-timeout") == 0)
882 else if (strcmp(*argv,"-mtu") == 0)
884 if (--argc < 1) goto bad;
885 socket_mtu = atol(*(++argv));
888 else if (strcmp(*argv,"-keyform") == 0)
890 if (--argc < 1) goto bad;
891 key_format = str2fmt(*(++argv));
893 else if (strcmp(*argv,"-pass") == 0)
895 if (--argc < 1) goto bad;
898 else if (strcmp(*argv,"-cert_chain") == 0)
900 if (--argc < 1) goto bad;
901 chain_file= *(++argv);
903 else if (strcmp(*argv,"-key") == 0)
905 if (--argc < 1) goto bad;
908 else if (strcmp(*argv,"-reconnect") == 0)
912 else if (strcmp(*argv,"-CApath") == 0)
914 if (--argc < 1) goto bad;
917 else if (strcmp(*argv,"-chainCApath") == 0)
919 if (--argc < 1) goto bad;
922 else if (strcmp(*argv,"-verifyCApath") == 0)
924 if (--argc < 1) goto bad;
925 vfyCApath= *(++argv);
927 else if (strcmp(*argv,"-build_chain") == 0)
929 else if (strcmp(*argv,"-CAfile") == 0)
931 if (--argc < 1) goto bad;
934 else if (strcmp(*argv,"-chainCAfile") == 0)
936 if (--argc < 1) goto bad;
939 else if (strcmp(*argv,"-verifyCAfile") == 0)
941 if (--argc < 1) goto bad;
942 vfyCAfile= *(++argv);
944 #ifndef OPENSSL_NO_TLSEXT
945 # ifndef OPENSSL_NO_NEXTPROTONEG
946 else if (strcmp(*argv,"-nextprotoneg") == 0)
948 if (--argc < 1) goto bad;
949 next_proto_neg_in = *(++argv);
954 else if (strcmp(*argv,"-nbio") == 0)
957 else if (strcmp(*argv,"-starttls") == 0)
959 if (--argc < 1) goto bad;
961 if (strcmp(*argv,"smtp") == 0)
962 starttls_proto = PROTO_SMTP;
963 else if (strcmp(*argv,"pop3") == 0)
964 starttls_proto = PROTO_POP3;
965 else if (strcmp(*argv,"imap") == 0)
966 starttls_proto = PROTO_IMAP;
967 else if (strcmp(*argv,"ftp") == 0)
968 starttls_proto = PROTO_FTP;
969 else if (strcmp(*argv, "xmpp") == 0)
970 starttls_proto = PROTO_XMPP;
974 #ifndef OPENSSL_NO_ENGINE
975 else if (strcmp(*argv,"-engine") == 0)
977 if (--argc < 1) goto bad;
978 engine_id = *(++argv);
980 else if (strcmp(*argv,"-ssl_client_engine") == 0)
982 if (--argc < 1) goto bad;
983 ssl_client_engine_id = *(++argv);
986 else if (strcmp(*argv,"-rand") == 0)
988 if (--argc < 1) goto bad;
991 #ifndef OPENSSL_NO_TLSEXT
992 else if (strcmp(*argv,"-servername") == 0)
994 if (--argc < 1) goto bad;
995 servername= *(++argv);
996 /* meth=TLSv1_client_method(); */
999 #ifndef OPENSSL_NO_JPAKE
1000 else if (strcmp(*argv,"-jpake") == 0)
1002 if (--argc < 1) goto bad;
1003 jpake_secret = *++argv;
1006 else if (strcmp(*argv,"-use_srtp") == 0)
1008 if (--argc < 1) goto bad;
1009 srtp_profiles = *(++argv);
1011 else if (strcmp(*argv,"-keymatexport") == 0)
1013 if (--argc < 1) goto bad;
1014 keymatexportlabel= *(++argv);
1016 else if (strcmp(*argv,"-keymatexportlen") == 0)
1018 if (--argc < 1) goto bad;
1019 keymatexportlen=atoi(*(++argv));
1020 if (keymatexportlen == 0) goto bad;
1024 BIO_printf(bio_err,"unknown option %s\n",*argv);
1038 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1044 "Can't use JPAKE and PSK together\n");
1047 psk_identity = "JPAKE";
1051 OpenSSL_add_ssl_algorithms();
1052 SSL_load_error_strings();
1054 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1055 next_proto.status = -1;
1056 if (next_proto_neg_in)
1058 next_proto.data = next_protos_parse(&next_proto.len, next_proto_neg_in);
1059 if (next_proto.data == NULL)
1061 BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n");
1066 next_proto.data = NULL;
1069 #ifndef OPENSSL_NO_ENGINE
1070 e = setup_engine(bio_err, engine_id, 1);
1071 if (ssl_client_engine_id)
1073 ssl_client_engine = ENGINE_by_id(ssl_client_engine_id);
1074 if (!ssl_client_engine)
1077 "Error getting client auth engine\n");
1083 if (!app_passwd(bio_err, passarg, NULL, &pass, NULL))
1085 BIO_printf(bio_err, "Error getting password\n");
1089 if (key_file == NULL)
1090 key_file = cert_file;
1097 key = load_key(bio_err, key_file, key_format, 0, pass, e,
1098 "client certificate private key file");
1101 ERR_print_errors(bio_err);
1110 cert = load_cert(bio_err,cert_file,cert_format,
1111 NULL, e, "client certificate file");
1115 ERR_print_errors(bio_err);
1122 chain = load_certs(bio_err, chain_file,FORMAT_PEM,
1123 NULL, e, "client certificate chain");
1131 crl = load_crl(crl_file, crl_format);
1134 BIO_puts(bio_err, "Error loading CRL\n");
1135 ERR_print_errors(bio_err);
1138 crls = sk_X509_CRL_new_null();
1139 if (!crls || !sk_X509_CRL_push(crls, crl))
1141 BIO_puts(bio_err, "Error adding CRL\n");
1142 ERR_print_errors(bio_err);
1148 if (!load_excert(&exc, bio_err))
1151 if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
1154 BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
1157 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
1158 app_RAND_load_files(inrand));
1160 if (bio_c_out == NULL)
1162 if (c_quiet && !c_debug)
1164 bio_c_out=BIO_new(BIO_s_null());
1165 if (c_msg && !bio_c_msg)
1166 bio_c_msg=BIO_new_fp(stdout,BIO_NOCLOSE);
1170 if (bio_c_out == NULL)
1171 bio_c_out=BIO_new_fp(stdout,BIO_NOCLOSE);
1175 #ifndef OPENSSL_NO_SRP
1176 if(!app_passwd(bio_err, srppass, NULL, &srp_arg.srppassin, NULL))
1178 BIO_printf(bio_err, "Error getting password\n");
1183 ctx=SSL_CTX_new(meth);
1186 ERR_print_errors(bio_err);
1191 SSL_CTX_set1_param(ctx, vpm);
1193 if (!args_ssl_call(ctx, bio_err, cctx, ssl_args, 1, no_jpake))
1195 ERR_print_errors(bio_err);
1199 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1200 crls, crl_download))
1202 BIO_printf(bio_err, "Error loading store locations\n");
1203 ERR_print_errors(bio_err);
1207 #ifndef OPENSSL_NO_ENGINE
1208 if (ssl_client_engine)
1210 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine))
1212 BIO_puts(bio_err, "Error setting client auth engine\n");
1213 ERR_print_errors(bio_err);
1214 ENGINE_free(ssl_client_engine);
1217 ENGINE_free(ssl_client_engine);
1221 #ifndef OPENSSL_NO_PSK
1222 #ifdef OPENSSL_NO_JPAKE
1223 if (psk_key != NULL)
1225 if (psk_key != NULL || jpake_secret)
1229 BIO_printf(bio_c_out, "PSK key given or JPAKE in use, setting client callback\n");
1230 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
1232 if (srtp_profiles != NULL)
1233 SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles);
1235 if (exc) ssl_ctx_set_excert(ctx, exc);
1236 /* DTLS: partial reads end up discarding unread UDP bytes :-(
1237 * Setting read ahead solves this problem.
1239 if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
1241 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1242 if (next_proto.data)
1243 SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
1246 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
1249 SSL_CTX_set_cipher_list(ctx,getenv("SSL_CIPHER"));
1252 SSL_CTX_set_verify(ctx,verify,verify_callback);
1254 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
1255 (!SSL_CTX_set_default_verify_paths(ctx)))
1257 /* BIO_printf(bio_err,"error setting default verify locations\n"); */
1258 ERR_print_errors(bio_err);
1262 ssl_ctx_add_crls(ctx, crls, crl_download);
1263 if (!set_cert_key_stuff(ctx,cert,key,chain,build_chain))
1266 #ifndef OPENSSL_NO_TLSEXT
1267 if (servername != NULL)
1269 tlsextcbp.biodebug = bio_err;
1270 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1271 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1273 #ifndef OPENSSL_NO_SRP
1274 if (srp_arg.srplogin)
1276 if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin))
1278 BIO_printf(bio_err,"Unable to set SRP username\n");
1281 srp_arg.msg = c_msg;
1282 srp_arg.debug = c_debug ;
1283 SSL_CTX_set_srp_cb_arg(ctx,&srp_arg);
1284 SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
1285 SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
1286 if (c_msg || c_debug || srp_arg.amp == 0)
1287 SSL_CTX_set_srp_verify_param_callback(ctx, ssl_srp_verify_param_cb);
1292 SSL_CTX_set_tlsext_authz_server_audit_proof_cb(ctx,
1300 BIO *stmp = BIO_new_file(sess_in, "r");
1303 BIO_printf(bio_err, "Can't open session file %s\n",
1305 ERR_print_errors(bio_err);
1308 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1312 BIO_printf(bio_err, "Can't open session file %s\n",
1314 ERR_print_errors(bio_err);
1317 SSL_set_session(con, sess);
1318 SSL_SESSION_free(sess);
1320 #ifndef OPENSSL_NO_TLSEXT
1321 if (servername != NULL)
1323 if (!SSL_set_tlsext_host_name(con,servername))
1325 BIO_printf(bio_err,"Unable to set TLS servername extension.\n");
1326 ERR_print_errors(bio_err);
1331 #ifndef OPENSSL_NO_KRB5
1332 if (con && (kctx = kssl_ctx_new()) != NULL)
1334 SSL_set0_kssl_ctx(con, kctx);
1335 kssl_ctx_setstring(kctx, KSSL_SERVER, host);
1337 #endif /* OPENSSL_NO_KRB5 */
1338 /* SSL_set_cipher_list(con,"RC4-MD5"); */
1340 #ifdef TLSEXT_TYPE_opaque_prf_input
1341 SSL_set_tlsext_opaque_prf_input(con, "Test client", 11);
1347 if (init_client(&s,host,port,socket_type) == 0)
1349 BIO_printf(bio_err,"connect:errno=%d\n",get_last_socket_error());
1353 BIO_printf(bio_c_out,"CONNECTED(%08X)\n",s);
1359 BIO_printf(bio_c_out,"turning on non blocking io\n");
1360 if (BIO_socket_ioctl(s,FIONBIO,&l) < 0)
1362 ERR_print_errors(bio_err);
1367 if (c_Pause & 0x01) SSL_set_debug(con, 1);
1369 if ( SSL_version(con) == DTLS1_VERSION)
1372 sbio=BIO_new_dgram(s,BIO_NOCLOSE);
1373 if (getsockname(s, &peer, (void *)&peerlen) < 0)
1375 BIO_printf(bio_err, "getsockname:errno=%d\n",
1376 get_last_socket_error());
1381 (void)BIO_ctrl_set_connected(sbio, 1, &peer);
1383 if (enable_timeouts)
1386 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1387 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1390 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1391 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1394 if (socket_mtu > 28)
1396 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1397 SSL_set_mtu(con, socket_mtu - 28);
1400 /* want to do MTU discovery */
1401 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1404 sbio=BIO_new_socket(s,BIO_NOCLOSE);
1410 test=BIO_new(BIO_f_nbio_test());
1411 sbio=BIO_push(test,sbio);
1416 SSL_set_debug(con, 1);
1417 BIO_set_callback(sbio,bio_dump_callback);
1418 BIO_set_callback_arg(sbio,(char *)bio_c_out);
1422 #ifndef OPENSSL_NO_SSL_TRACE
1424 SSL_set_msg_callback(con, SSL_trace);
1427 SSL_set_msg_callback(con, msg_cb);
1428 SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out);
1430 #ifndef OPENSSL_NO_TLSEXT
1433 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1434 SSL_set_tlsext_debug_arg(con, bio_c_out);
1438 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1439 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
1440 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
1443 STACK_OF(OCSP_RESPID) *ids = sk_OCSP_RESPID_new_null();
1444 OCSP_RESPID *id = OCSP_RESPID_new();
1445 id->value.byKey = ASN1_OCTET_STRING_new();
1446 id->type = V_OCSP_RESPID_KEY;
1447 ASN1_STRING_set(id->value.byKey, "Hello World", -1);
1448 sk_OCSP_RESPID_push(ids, id);
1449 SSL_set_tlsext_status_ids(con, ids);
1454 #ifndef OPENSSL_NO_JPAKE
1456 jpake_client_auth(bio_c_out, sbio, jpake_secret);
1459 SSL_set_bio(con,sbio,sbio);
1460 SSL_set_connect_state(con);
1462 /* ok, lets connect */
1463 width=SSL_get_fd(con)+1;
1476 /* This is an ugly hack that does a lot of assumptions */
1477 /* We do have to handle multi-line responses which may come
1478 in a single packet or not. We therefore have to use
1479 BIO_gets() which does need a buffering BIO. So during
1480 the initial chitchat we do push a buffering BIO into the
1481 chain that is removed again later on to not disturb the
1482 rest of the s_client operation. */
1483 if (starttls_proto == PROTO_SMTP)
1486 BIO *fbio = BIO_new(BIO_f_buffer());
1487 BIO_push(fbio, sbio);
1488 /* wait for multi-line response to end from SMTP */
1491 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1493 while (mbuf_len>3 && mbuf[3]=='-');
1494 /* STARTTLS command requires EHLO... */
1495 BIO_printf(fbio,"EHLO openssl.client.net\r\n");
1496 (void)BIO_flush(fbio);
1497 /* wait for multi-line response to end EHLO SMTP response */
1500 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1501 if (strstr(mbuf,"STARTTLS"))
1504 while (mbuf_len>3 && mbuf[3]=='-');
1505 (void)BIO_flush(fbio);
1510 "didn't found starttls in server response,"
1511 " try anyway...\n");
1512 BIO_printf(sbio,"STARTTLS\r\n");
1513 BIO_read(sbio,sbuf,BUFSIZZ);
1515 else if (starttls_proto == PROTO_POP3)
1517 BIO_read(sbio,mbuf,BUFSIZZ);
1518 BIO_printf(sbio,"STLS\r\n");
1519 BIO_read(sbio,sbuf,BUFSIZZ);
1521 else if (starttls_proto == PROTO_IMAP)
1524 BIO *fbio = BIO_new(BIO_f_buffer());
1525 BIO_push(fbio, sbio);
1526 BIO_gets(fbio,mbuf,BUFSIZZ);
1527 /* STARTTLS command requires CAPABILITY... */
1528 BIO_printf(fbio,". CAPABILITY\r\n");
1529 (void)BIO_flush(fbio);
1530 /* wait for multi-line CAPABILITY response */
1533 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1534 if (strstr(mbuf,"STARTTLS"))
1537 while (mbuf_len>3 && mbuf[0]!='.');
1538 (void)BIO_flush(fbio);
1543 "didn't found STARTTLS in server response,"
1544 " try anyway...\n");
1545 BIO_printf(sbio,". STARTTLS\r\n");
1546 BIO_read(sbio,sbuf,BUFSIZZ);
1548 else if (starttls_proto == PROTO_FTP)
1550 BIO *fbio = BIO_new(BIO_f_buffer());
1551 BIO_push(fbio, sbio);
1552 /* wait for multi-line response to end from FTP */
1555 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1557 while (mbuf_len>3 && mbuf[3]=='-');
1558 (void)BIO_flush(fbio);
1561 BIO_printf(sbio,"AUTH TLS\r\n");
1562 BIO_read(sbio,sbuf,BUFSIZZ);
1564 if (starttls_proto == PROTO_XMPP)
1567 BIO_printf(sbio,"<stream:stream "
1568 "xmlns:stream='http://etherx.jabber.org/streams' "
1569 "xmlns='jabber:client' to='%s' version='1.0'>", host);
1570 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1572 while (!strstr(mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'"))
1574 if (strstr(mbuf, "/stream:features>"))
1576 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1579 BIO_printf(sbio, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1580 seen = BIO_read(sbio,sbuf,BUFSIZZ);
1582 if (!strstr(sbuf, "<proceed"))
1592 if ((SSL_version(con) == DTLS1_VERSION) &&
1593 DTLSv1_get_timeout(con, &timeout))
1594 timeoutp = &timeout;
1598 if (SSL_in_init(con) && !SSL_total_renegotiations(con))
1609 #if 0 /* This test doesn't really work as intended (needs to be fixed) */
1610 #ifndef OPENSSL_NO_TLSEXT
1611 if (servername != NULL && !SSL_session_reused(con))
1613 BIO_printf(bio_c_out,"Server did %sacknowledge servername extension.\n",tlsextcbp.ack?"":"not ");
1619 BIO *stmp = BIO_new_file(sess_out, "w");
1622 PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
1626 BIO_printf(bio_err, "Error writing session file %s\n", sess_out);
1628 print_stuff(bio_c_out,con,full_log);
1629 if (full_log > 0) full_log--;
1633 BIO_printf(bio_err,"%s",mbuf);
1634 /* We don't need to know any more */
1635 starttls_proto = PROTO_OFF;
1641 BIO_printf(bio_c_out,"drop connection and then reconnect\n");
1643 SSL_set_connect_state(con);
1644 SHUTDOWN(SSL_get_fd(con));
1650 ssl_pending = read_ssl && SSL_pending(con);
1654 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined (OPENSSL_SYS_BEOS_R5)
1657 if (read_tty) openssl_fdset(fileno(stdin),&readfds);
1658 if (write_tty) openssl_fdset(fileno(stdout),&writefds);
1661 openssl_fdset(SSL_get_fd(con),&readfds);
1663 openssl_fdset(SSL_get_fd(con),&writefds);
1665 if(!tty_on || !write_tty) {
1667 openssl_fdset(SSL_get_fd(con),&readfds);
1669 openssl_fdset(SSL_get_fd(con),&writefds);
1672 /* printf("mode tty(%d %d%d) ssl(%d%d)\n",
1673 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
1675 /* Note: under VMS with SOCKETSHR the second parameter
1676 * is currently of type (int *) whereas under other
1677 * systems it is (void *) if you don't have a cast it
1678 * will choke the compiler: if you do have a cast then
1679 * you can either go for (int *) or (void *).
1681 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1682 /* Under Windows/DOS we make the assumption that we can
1683 * always write to the tty: therefore if we need to
1684 * write to the tty we just fall through. Otherwise
1685 * we timeout the select every second and see if there
1686 * are any keypresses. Note: this is a hack, in a proper
1687 * Windows application we wouldn't do this.
1694 i=select(width,(void *)&readfds,(void *)&writefds,
1696 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1697 if(!i && (!_kbhit() || !read_tty) ) continue;
1699 if(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue;
1701 } else i=select(width,(void *)&readfds,(void *)&writefds,
1704 #elif defined(OPENSSL_SYS_NETWARE)
1709 i=select(width,(void *)&readfds,(void *)&writefds,
1711 } else i=select(width,(void *)&readfds,(void *)&writefds,
1714 #elif defined(OPENSSL_SYS_BEOS_R5)
1715 /* Under BeOS-R5 the situation is similar to DOS */
1718 (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK);
1723 i=select(width,(void *)&readfds,(void *)&writefds,
1725 if (read(fileno(stdin), sbuf, 0) >= 0)
1727 if (!i && (stdin_set != 1 || !read_tty))
1729 } else i=select(width,(void *)&readfds,(void *)&writefds,
1732 (void)fcntl(fileno(stdin), F_SETFL, 0);
1734 i=select(width,(void *)&readfds,(void *)&writefds,
1739 BIO_printf(bio_err,"bad select %d\n",
1740 get_last_socket_error());
1746 if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0)
1748 BIO_printf(bio_err,"TIMEOUT occured\n");
1751 if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds))
1753 k=SSL_write(con,&(cbuf[cbuf_off]),
1754 (unsigned int)cbuf_len);
1755 switch (SSL_get_error(con,k))
1757 case SSL_ERROR_NONE:
1760 if (k <= 0) goto end;
1761 /* we have done a write(con,NULL,0); */
1767 else /* if (cbuf_len > 0) */
1773 case SSL_ERROR_WANT_WRITE:
1774 BIO_printf(bio_c_out,"write W BLOCK\n");
1778 case SSL_ERROR_WANT_READ:
1779 BIO_printf(bio_c_out,"write R BLOCK\n");
1784 case SSL_ERROR_WANT_X509_LOOKUP:
1785 BIO_printf(bio_c_out,"write X BLOCK\n");
1787 case SSL_ERROR_ZERO_RETURN:
1790 BIO_printf(bio_c_out,"shutdown\n");
1801 case SSL_ERROR_SYSCALL:
1802 if ((k != 0) || (cbuf_len != 0))
1804 BIO_printf(bio_err,"write:errno=%d\n",
1805 get_last_socket_error());
1815 ERR_print_errors(bio_err);
1819 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
1820 /* Assume Windows/DOS/BeOS can always write */
1821 else if (!ssl_pending && write_tty)
1823 else if (!ssl_pending && FD_ISSET(fileno(stdout),&writefds))
1826 #ifdef CHARSET_EBCDIC
1827 ascii2ebcdic(&(sbuf[sbuf_off]),&(sbuf[sbuf_off]),sbuf_len);
1829 i=raw_write_stdout(&(sbuf[sbuf_off]),sbuf_len);
1833 BIO_printf(bio_c_out,"DONE\n");
1847 else if (ssl_pending || FD_ISSET(SSL_get_fd(con),&readfds))
1850 { static int iiii; if (++iiii == 52) { SSL_renegotiate(con); iiii=0; } }
1853 k=SSL_read(con,sbuf,1024 /* BUFSIZZ */ );
1855 /* Demo for pending and peek :-) */
1856 k=SSL_read(con,sbuf,16);
1858 printf("read=%d pending=%d peek=%d\n",k,SSL_pending(con),SSL_peek(con,zbuf,10240));
1862 switch (SSL_get_error(con,k))
1864 case SSL_ERROR_NONE:
1873 case SSL_ERROR_WANT_WRITE:
1874 BIO_printf(bio_c_out,"read W BLOCK\n");
1878 case SSL_ERROR_WANT_READ:
1879 BIO_printf(bio_c_out,"read R BLOCK\n");
1882 if ((read_tty == 0) && (write_ssl == 0))
1885 case SSL_ERROR_WANT_X509_LOOKUP:
1886 BIO_printf(bio_c_out,"read X BLOCK\n");
1888 case SSL_ERROR_SYSCALL:
1889 ret=get_last_socket_error();
1890 BIO_printf(bio_err,"read:errno=%d\n",ret);
1892 case SSL_ERROR_ZERO_RETURN:
1893 BIO_printf(bio_c_out,"closed\n");
1897 ERR_print_errors(bio_err);
1903 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1904 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1907 else if ((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
1909 #elif defined (OPENSSL_SYS_NETWARE)
1911 #elif defined(OPENSSL_SYS_BEOS_R5)
1914 else if (FD_ISSET(fileno(stdin),&readfds))
1921 i=raw_read_stdin(cbuf,BUFSIZZ/2);
1923 /* both loops are skipped when i <= 0 */
1924 for (j = 0; j < i; j++)
1925 if (cbuf[j] == '\n')
1927 for (j = i-1; j >= 0; j--)
1929 cbuf[j+lf_num] = cbuf[j];
1930 if (cbuf[j] == '\n')
1934 cbuf[j+lf_num] = '\r';
1937 assert(lf_num == 0);
1940 i=raw_read_stdin(cbuf,BUFSIZZ);
1942 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q')))
1944 BIO_printf(bio_err,"DONE\n");
1949 if ((!c_ign_eof) && (cbuf[0] == 'R'))
1951 BIO_printf(bio_err,"RENEGOTIATING\n");
1952 SSL_renegotiate(con);
1955 #ifndef OPENSSL_NO_HEARTBEATS
1956 else if ((!c_ign_eof) && (cbuf[0] == 'B'))
1958 BIO_printf(bio_err,"HEARTBEATING\n");
1967 #ifdef CHARSET_EBCDIC
1968 ebcdic2ascii(cbuf, cbuf, i);
1980 print_stuff(bio_c_out,con,full_log);
1982 SHUTDOWN(SSL_get_fd(con));
1987 print_stuff(bio_c_out,con,1);
1990 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1991 if (next_proto.data)
1992 OPENSSL_free(next_proto.data);
1994 if (ctx != NULL) SSL_CTX_free(ctx);
1998 sk_X509_CRL_pop_free(crls, X509_CRL_free);
2002 sk_X509_pop_free(chain, X509_free);
2006 X509_VERIFY_PARAM_free(vpm);
2007 ssl_excert_free(exc);
2009 sk_OPENSSL_STRING_free(ssl_args);
2011 SSL_CONF_CTX_free(cctx);
2012 #ifndef OPENSSL_NO_JPAKE
2013 if (jpake_secret && psk_key)
2014 OPENSSL_free(psk_key);
2016 if (cbuf != NULL) { OPENSSL_cleanse(cbuf,BUFSIZZ); OPENSSL_free(cbuf); }
2017 if (sbuf != NULL) { OPENSSL_cleanse(sbuf,BUFSIZZ); OPENSSL_free(sbuf); }
2018 if (mbuf != NULL) { OPENSSL_cleanse(mbuf,BUFSIZZ); OPENSSL_free(mbuf); }
2019 if (bio_c_out != NULL)
2021 BIO_free(bio_c_out);
2024 if (bio_c_msg != NULL)
2026 BIO_free(bio_c_msg);
2034 static void print_stuff(BIO *bio, SSL *s, int full)
2038 static const char *space=" ";
2041 STACK_OF(X509_NAME) *sk2;
2042 const SSL_CIPHER *c;
2045 #ifndef OPENSSL_NO_COMP
2046 const COMP_METHOD *comp, *expansion;
2048 unsigned char *exportedkeymat;
2052 int got_a_chain = 0;
2054 sk=SSL_get_peer_cert_chain(s);
2057 got_a_chain = 1; /* we don't have it for SSL2 (yet) */
2059 BIO_printf(bio,"---\nCertificate chain\n");
2060 for (i=0; i<sk_X509_num(sk); i++)
2062 X509_NAME_oneline(X509_get_subject_name(
2063 sk_X509_value(sk,i)),buf,sizeof buf);
2064 BIO_printf(bio,"%2d s:%s\n",i,buf);
2065 X509_NAME_oneline(X509_get_issuer_name(
2066 sk_X509_value(sk,i)),buf,sizeof buf);
2067 BIO_printf(bio," i:%s\n",buf);
2069 PEM_write_bio_X509(bio,sk_X509_value(sk,i));
2073 BIO_printf(bio,"---\n");
2074 peer=SSL_get_peer_certificate(s);
2077 BIO_printf(bio,"Server certificate\n");
2078 if (!(c_showcerts && got_a_chain)) /* Redundant if we showed the whole chain */
2079 PEM_write_bio_X509(bio,peer);
2080 X509_NAME_oneline(X509_get_subject_name(peer),
2082 BIO_printf(bio,"subject=%s\n",buf);
2083 X509_NAME_oneline(X509_get_issuer_name(peer),
2085 BIO_printf(bio,"issuer=%s\n",buf);
2088 BIO_printf(bio,"no peer certificate available\n");
2090 sk2=SSL_get_client_CA_list(s);
2091 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0))
2093 BIO_printf(bio,"---\nAcceptable client certificate CA names\n");
2094 for (i=0; i<sk_X509_NAME_num(sk2); i++)
2096 xn=sk_X509_NAME_value(sk2,i);
2097 X509_NAME_oneline(xn,buf,sizeof(buf));
2098 BIO_write(bio,buf,strlen(buf));
2099 BIO_write(bio,"\n",1);
2104 BIO_printf(bio,"---\nNo client certificate CA names sent\n");
2106 p=SSL_get_shared_ciphers(s,buf,sizeof buf);
2109 /* This works only for SSL 2. In later protocol
2110 * versions, the client does not know what other
2111 * ciphers (in addition to the one to be used
2112 * in the current connection) the server supports. */
2114 BIO_printf(bio,"---\nCiphers common between both SSL endpoints:\n");
2120 BIO_write(bio,space,15-j%25);
2123 BIO_write(bio,((i%3)?" ":"\n"),1);
2132 BIO_write(bio,"\n",1);
2135 ssl_print_sigalgs(bio, s);
2136 ssl_print_tmp_key(bio, s);
2138 BIO_printf(bio,"---\nSSL handshake has read %ld bytes and written %ld bytes\n",
2139 BIO_number_read(SSL_get_rbio(s)),
2140 BIO_number_written(SSL_get_wbio(s)));
2142 BIO_printf(bio,(SSL_cache_hit(s)?"---\nReused, ":"---\nNew, "));
2143 c=SSL_get_current_cipher(s);
2144 BIO_printf(bio,"%s, Cipher is %s\n",
2145 SSL_CIPHER_get_version(c),
2146 SSL_CIPHER_get_name(c));
2149 pktmp = X509_get_pubkey(peer);
2150 BIO_printf(bio,"Server public key is %d bit\n",
2151 EVP_PKEY_bits(pktmp));
2152 EVP_PKEY_free(pktmp);
2154 BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
2155 SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
2156 #ifndef OPENSSL_NO_COMP
2157 comp=SSL_get_current_compression(s);
2158 expansion=SSL_get_current_expansion(s);
2159 BIO_printf(bio,"Compression: %s\n",
2160 comp ? SSL_COMP_get_name(comp) : "NONE");
2161 BIO_printf(bio,"Expansion: %s\n",
2162 expansion ? SSL_COMP_get_name(expansion) : "NONE");
2167 /* Print out local port of connection: useful for debugging */
2169 struct sockaddr_in ladd;
2170 socklen_t ladd_size = sizeof(ladd);
2171 sock = SSL_get_fd(s);
2172 getsockname(sock, (struct sockaddr *)&ladd, &ladd_size);
2173 BIO_printf(bio_c_out, "LOCAL PORT is %u\n", ntohs(ladd.sin_port));
2177 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2178 if (next_proto.status != -1) {
2179 const unsigned char *proto;
2180 unsigned int proto_len;
2181 SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
2182 BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
2183 BIO_write(bio, proto, proto_len);
2184 BIO_write(bio, "\n", 1);
2189 SRTP_PROTECTION_PROFILE *srtp_profile=SSL_get_selected_srtp_profile(s);
2192 BIO_printf(bio,"SRTP Extension negotiated, profile=%s\n",
2193 srtp_profile->name);
2196 SSL_SESSION_print(bio,SSL_get_session(s));
2197 if (keymatexportlabel != NULL)
2199 BIO_printf(bio, "Keying material exporter:\n");
2200 BIO_printf(bio, " Label: '%s'\n", keymatexportlabel);
2201 BIO_printf(bio, " Length: %i bytes\n", keymatexportlen);
2202 exportedkeymat = OPENSSL_malloc(keymatexportlen);
2203 if (exportedkeymat != NULL)
2205 if (!SSL_export_keying_material(s, exportedkeymat,
2208 strlen(keymatexportlabel),
2211 BIO_printf(bio, " Error\n");
2215 BIO_printf(bio, " Keying material: ");
2216 for (i=0; i<keymatexportlen; i++)
2217 BIO_printf(bio, "%02X",
2219 BIO_printf(bio, "\n");
2221 OPENSSL_free(exportedkeymat);
2224 BIO_printf(bio,"---\n");
2227 /* flush, or debugging output gets mixed with http response */
2228 (void)BIO_flush(bio);
2231 #ifndef OPENSSL_NO_TLSEXT
2233 static int ocsp_resp_cb(SSL *s, void *arg)
2235 const unsigned char *p;
2238 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
2239 BIO_puts(arg, "OCSP response: ");
2242 BIO_puts(arg, "no response sent\n");
2245 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
2248 BIO_puts(arg, "response parse error\n");
2249 BIO_dump_indent(arg, (char *)p, len, 4);
2252 BIO_puts(arg, "\n======================================\n");
2253 OCSP_RESPONSE_print(arg, rsp, 0);
2254 BIO_puts(arg, "======================================\n");
2255 OCSP_RESPONSE_free(rsp);
2259 static int audit_proof_cb(SSL *s, void *arg)
2261 const unsigned char *proof;
2264 SSL_SESSION *sess = SSL_get_session(s);
2266 proof = SSL_SESSION_get_tlsext_authz_server_audit_proof(sess,
2270 BIO_printf(bio_c_out, "Audit proof: ");
2271 for (i = 0; i < proof_len; ++i)
2272 BIO_printf(bio_c_out, "%02X", proof[i]);
2273 BIO_printf(bio_c_out, "\n");
2277 BIO_printf(bio_c_out, "No audit proof found.\n");