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_DANE
1321 SSL_pull_tlsa_record(con,host,port);
1323 #ifndef OPENSSL_NO_TLSEXT
1324 if (servername != NULL)
1326 if (!SSL_set_tlsext_host_name(con,servername))
1328 BIO_printf(bio_err,"Unable to set TLS servername extension.\n");
1329 ERR_print_errors(bio_err);
1334 #ifndef OPENSSL_NO_KRB5
1335 if (con && (kctx = kssl_ctx_new()) != NULL)
1337 SSL_set0_kssl_ctx(con, kctx);
1338 kssl_ctx_setstring(kctx, KSSL_SERVER, host);
1340 #endif /* OPENSSL_NO_KRB5 */
1341 /* SSL_set_cipher_list(con,"RC4-MD5"); */
1343 #ifdef TLSEXT_TYPE_opaque_prf_input
1344 SSL_set_tlsext_opaque_prf_input(con, "Test client", 11);
1350 if (init_client(&s,host,port,socket_type) == 0)
1352 BIO_printf(bio_err,"connect:errno=%d\n",get_last_socket_error());
1356 BIO_printf(bio_c_out,"CONNECTED(%08X)\n",s);
1362 BIO_printf(bio_c_out,"turning on non blocking io\n");
1363 if (BIO_socket_ioctl(s,FIONBIO,&l) < 0)
1365 ERR_print_errors(bio_err);
1370 if (c_Pause & 0x01) SSL_set_debug(con, 1);
1372 if ( SSL_version(con) == DTLS1_VERSION)
1375 sbio=BIO_new_dgram(s,BIO_NOCLOSE);
1376 if (getsockname(s, &peer, (void *)&peerlen) < 0)
1378 BIO_printf(bio_err, "getsockname:errno=%d\n",
1379 get_last_socket_error());
1384 (void)BIO_ctrl_set_connected(sbio, 1, &peer);
1386 if (enable_timeouts)
1389 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1390 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1393 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1394 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1397 if (socket_mtu > 28)
1399 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1400 SSL_set_mtu(con, socket_mtu - 28);
1403 /* want to do MTU discovery */
1404 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1407 sbio=BIO_new_socket(s,BIO_NOCLOSE);
1413 test=BIO_new(BIO_f_nbio_test());
1414 sbio=BIO_push(test,sbio);
1419 SSL_set_debug(con, 1);
1420 BIO_set_callback(sbio,bio_dump_callback);
1421 BIO_set_callback_arg(sbio,(char *)bio_c_out);
1425 #ifndef OPENSSL_NO_SSL_TRACE
1427 SSL_set_msg_callback(con, SSL_trace);
1430 SSL_set_msg_callback(con, msg_cb);
1431 SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out);
1433 #ifndef OPENSSL_NO_TLSEXT
1436 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1437 SSL_set_tlsext_debug_arg(con, bio_c_out);
1441 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1442 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
1443 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
1446 STACK_OF(OCSP_RESPID) *ids = sk_OCSP_RESPID_new_null();
1447 OCSP_RESPID *id = OCSP_RESPID_new();
1448 id->value.byKey = ASN1_OCTET_STRING_new();
1449 id->type = V_OCSP_RESPID_KEY;
1450 ASN1_STRING_set(id->value.byKey, "Hello World", -1);
1451 sk_OCSP_RESPID_push(ids, id);
1452 SSL_set_tlsext_status_ids(con, ids);
1457 #ifndef OPENSSL_NO_JPAKE
1459 jpake_client_auth(bio_c_out, sbio, jpake_secret);
1462 SSL_set_bio(con,sbio,sbio);
1463 SSL_set_connect_state(con);
1465 /* ok, lets connect */
1466 width=SSL_get_fd(con)+1;
1479 /* This is an ugly hack that does a lot of assumptions */
1480 /* We do have to handle multi-line responses which may come
1481 in a single packet or not. We therefore have to use
1482 BIO_gets() which does need a buffering BIO. So during
1483 the initial chitchat we do push a buffering BIO into the
1484 chain that is removed again later on to not disturb the
1485 rest of the s_client operation. */
1486 if (starttls_proto == PROTO_SMTP)
1489 BIO *fbio = BIO_new(BIO_f_buffer());
1490 BIO_push(fbio, sbio);
1491 /* wait for multi-line response to end from SMTP */
1494 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1496 while (mbuf_len>3 && mbuf[3]=='-');
1497 /* STARTTLS command requires EHLO... */
1498 BIO_printf(fbio,"EHLO openssl.client.net\r\n");
1499 (void)BIO_flush(fbio);
1500 /* wait for multi-line response to end EHLO SMTP response */
1503 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1504 if (strstr(mbuf,"STARTTLS"))
1507 while (mbuf_len>3 && mbuf[3]=='-');
1508 (void)BIO_flush(fbio);
1513 "didn't found starttls in server response,"
1514 " try anyway...\n");
1515 BIO_printf(sbio,"STARTTLS\r\n");
1516 BIO_read(sbio,sbuf,BUFSIZZ);
1518 else if (starttls_proto == PROTO_POP3)
1520 BIO_read(sbio,mbuf,BUFSIZZ);
1521 BIO_printf(sbio,"STLS\r\n");
1522 BIO_read(sbio,sbuf,BUFSIZZ);
1524 else if (starttls_proto == PROTO_IMAP)
1527 BIO *fbio = BIO_new(BIO_f_buffer());
1528 BIO_push(fbio, sbio);
1529 BIO_gets(fbio,mbuf,BUFSIZZ);
1530 /* STARTTLS command requires CAPABILITY... */
1531 BIO_printf(fbio,". CAPABILITY\r\n");
1532 (void)BIO_flush(fbio);
1533 /* wait for multi-line CAPABILITY response */
1536 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1537 if (strstr(mbuf,"STARTTLS"))
1540 while (mbuf_len>3 && mbuf[0]!='.');
1541 (void)BIO_flush(fbio);
1546 "didn't found STARTTLS in server response,"
1547 " try anyway...\n");
1548 BIO_printf(sbio,". STARTTLS\r\n");
1549 BIO_read(sbio,sbuf,BUFSIZZ);
1551 else if (starttls_proto == PROTO_FTP)
1553 BIO *fbio = BIO_new(BIO_f_buffer());
1554 BIO_push(fbio, sbio);
1555 /* wait for multi-line response to end from FTP */
1558 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1560 while (mbuf_len>3 && mbuf[3]=='-');
1561 (void)BIO_flush(fbio);
1564 BIO_printf(sbio,"AUTH TLS\r\n");
1565 BIO_read(sbio,sbuf,BUFSIZZ);
1567 if (starttls_proto == PROTO_XMPP)
1570 BIO_printf(sbio,"<stream:stream "
1571 "xmlns:stream='http://etherx.jabber.org/streams' "
1572 "xmlns='jabber:client' to='%s' version='1.0'>", host);
1573 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1575 while (!strstr(mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'"))
1577 if (strstr(mbuf, "/stream:features>"))
1579 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1582 BIO_printf(sbio, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1583 seen = BIO_read(sbio,sbuf,BUFSIZZ);
1585 if (!strstr(sbuf, "<proceed"))
1595 if ((SSL_version(con) == DTLS1_VERSION) &&
1596 DTLSv1_get_timeout(con, &timeout))
1597 timeoutp = &timeout;
1601 if (SSL_in_init(con) && !SSL_total_renegotiations(con))
1612 #if 0 /* This test doesn't really work as intended (needs to be fixed) */
1613 #ifndef OPENSSL_NO_TLSEXT
1614 if (servername != NULL && !SSL_session_reused(con))
1616 BIO_printf(bio_c_out,"Server did %sacknowledge servername extension.\n",tlsextcbp.ack?"":"not ");
1622 BIO *stmp = BIO_new_file(sess_out, "w");
1625 PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
1629 BIO_printf(bio_err, "Error writing session file %s\n", sess_out);
1631 print_stuff(bio_c_out,con,full_log);
1632 if (full_log > 0) full_log--;
1636 BIO_printf(bio_err,"%s",mbuf);
1637 /* We don't need to know any more */
1638 starttls_proto = PROTO_OFF;
1644 BIO_printf(bio_c_out,"drop connection and then reconnect\n");
1646 SSL_set_connect_state(con);
1647 SHUTDOWN(SSL_get_fd(con));
1653 ssl_pending = read_ssl && SSL_pending(con);
1657 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined (OPENSSL_SYS_BEOS_R5)
1660 if (read_tty) openssl_fdset(fileno(stdin),&readfds);
1661 if (write_tty) openssl_fdset(fileno(stdout),&writefds);
1664 openssl_fdset(SSL_get_fd(con),&readfds);
1666 openssl_fdset(SSL_get_fd(con),&writefds);
1668 if(!tty_on || !write_tty) {
1670 openssl_fdset(SSL_get_fd(con),&readfds);
1672 openssl_fdset(SSL_get_fd(con),&writefds);
1675 /* printf("mode tty(%d %d%d) ssl(%d%d)\n",
1676 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
1678 /* Note: under VMS with SOCKETSHR the second parameter
1679 * is currently of type (int *) whereas under other
1680 * systems it is (void *) if you don't have a cast it
1681 * will choke the compiler: if you do have a cast then
1682 * you can either go for (int *) or (void *).
1684 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1685 /* Under Windows/DOS we make the assumption that we can
1686 * always write to the tty: therefore if we need to
1687 * write to the tty we just fall through. Otherwise
1688 * we timeout the select every second and see if there
1689 * are any keypresses. Note: this is a hack, in a proper
1690 * Windows application we wouldn't do this.
1697 i=select(width,(void *)&readfds,(void *)&writefds,
1699 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1700 if(!i && (!_kbhit() || !read_tty) ) continue;
1702 if(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue;
1704 } else i=select(width,(void *)&readfds,(void *)&writefds,
1707 #elif defined(OPENSSL_SYS_NETWARE)
1712 i=select(width,(void *)&readfds,(void *)&writefds,
1714 } else i=select(width,(void *)&readfds,(void *)&writefds,
1717 #elif defined(OPENSSL_SYS_BEOS_R5)
1718 /* Under BeOS-R5 the situation is similar to DOS */
1721 (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK);
1726 i=select(width,(void *)&readfds,(void *)&writefds,
1728 if (read(fileno(stdin), sbuf, 0) >= 0)
1730 if (!i && (stdin_set != 1 || !read_tty))
1732 } else i=select(width,(void *)&readfds,(void *)&writefds,
1735 (void)fcntl(fileno(stdin), F_SETFL, 0);
1737 i=select(width,(void *)&readfds,(void *)&writefds,
1742 BIO_printf(bio_err,"bad select %d\n",
1743 get_last_socket_error());
1749 if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0)
1751 BIO_printf(bio_err,"TIMEOUT occured\n");
1754 if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds))
1756 k=SSL_write(con,&(cbuf[cbuf_off]),
1757 (unsigned int)cbuf_len);
1758 switch (SSL_get_error(con,k))
1760 case SSL_ERROR_NONE:
1763 if (k <= 0) goto end;
1764 /* we have done a write(con,NULL,0); */
1770 else /* if (cbuf_len > 0) */
1776 case SSL_ERROR_WANT_WRITE:
1777 BIO_printf(bio_c_out,"write W BLOCK\n");
1781 case SSL_ERROR_WANT_READ:
1782 BIO_printf(bio_c_out,"write R BLOCK\n");
1787 case SSL_ERROR_WANT_X509_LOOKUP:
1788 BIO_printf(bio_c_out,"write X BLOCK\n");
1790 case SSL_ERROR_ZERO_RETURN:
1793 BIO_printf(bio_c_out,"shutdown\n");
1804 case SSL_ERROR_SYSCALL:
1805 if ((k != 0) || (cbuf_len != 0))
1807 BIO_printf(bio_err,"write:errno=%d\n",
1808 get_last_socket_error());
1818 ERR_print_errors(bio_err);
1822 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
1823 /* Assume Windows/DOS/BeOS can always write */
1824 else if (!ssl_pending && write_tty)
1826 else if (!ssl_pending && FD_ISSET(fileno(stdout),&writefds))
1829 #ifdef CHARSET_EBCDIC
1830 ascii2ebcdic(&(sbuf[sbuf_off]),&(sbuf[sbuf_off]),sbuf_len);
1832 i=raw_write_stdout(&(sbuf[sbuf_off]),sbuf_len);
1836 BIO_printf(bio_c_out,"DONE\n");
1850 else if (ssl_pending || FD_ISSET(SSL_get_fd(con),&readfds))
1853 { static int iiii; if (++iiii == 52) { SSL_renegotiate(con); iiii=0; } }
1856 k=SSL_read(con,sbuf,1024 /* BUFSIZZ */ );
1858 /* Demo for pending and peek :-) */
1859 k=SSL_read(con,sbuf,16);
1861 printf("read=%d pending=%d peek=%d\n",k,SSL_pending(con),SSL_peek(con,zbuf,10240));
1865 switch (SSL_get_error(con,k))
1867 case SSL_ERROR_NONE:
1876 case SSL_ERROR_WANT_WRITE:
1877 BIO_printf(bio_c_out,"read W BLOCK\n");
1881 case SSL_ERROR_WANT_READ:
1882 BIO_printf(bio_c_out,"read R BLOCK\n");
1885 if ((read_tty == 0) && (write_ssl == 0))
1888 case SSL_ERROR_WANT_X509_LOOKUP:
1889 BIO_printf(bio_c_out,"read X BLOCK\n");
1891 case SSL_ERROR_SYSCALL:
1892 ret=get_last_socket_error();
1893 BIO_printf(bio_err,"read:errno=%d\n",ret);
1895 case SSL_ERROR_ZERO_RETURN:
1896 BIO_printf(bio_c_out,"closed\n");
1900 ERR_print_errors(bio_err);
1906 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1907 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1910 else if ((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
1912 #elif defined (OPENSSL_SYS_NETWARE)
1914 #elif defined(OPENSSL_SYS_BEOS_R5)
1917 else if (FD_ISSET(fileno(stdin),&readfds))
1924 i=raw_read_stdin(cbuf,BUFSIZZ/2);
1926 /* both loops are skipped when i <= 0 */
1927 for (j = 0; j < i; j++)
1928 if (cbuf[j] == '\n')
1930 for (j = i-1; j >= 0; j--)
1932 cbuf[j+lf_num] = cbuf[j];
1933 if (cbuf[j] == '\n')
1937 cbuf[j+lf_num] = '\r';
1940 assert(lf_num == 0);
1943 i=raw_read_stdin(cbuf,BUFSIZZ);
1945 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q')))
1947 BIO_printf(bio_err,"DONE\n");
1952 if ((!c_ign_eof) && (cbuf[0] == 'R'))
1954 BIO_printf(bio_err,"RENEGOTIATING\n");
1955 SSL_renegotiate(con);
1958 #ifndef OPENSSL_NO_HEARTBEATS
1959 else if ((!c_ign_eof) && (cbuf[0] == 'B'))
1961 BIO_printf(bio_err,"HEARTBEATING\n");
1970 #ifdef CHARSET_EBCDIC
1971 ebcdic2ascii(cbuf, cbuf, i);
1983 print_stuff(bio_c_out,con,full_log);
1985 SHUTDOWN(SSL_get_fd(con));
1990 print_stuff(bio_c_out,con,1);
1993 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1994 if (next_proto.data)
1995 OPENSSL_free(next_proto.data);
1997 if (ctx != NULL) SSL_CTX_free(ctx);
2001 sk_X509_CRL_pop_free(crls, X509_CRL_free);
2005 sk_X509_pop_free(chain, X509_free);
2009 X509_VERIFY_PARAM_free(vpm);
2010 ssl_excert_free(exc);
2012 sk_OPENSSL_STRING_free(ssl_args);
2014 SSL_CONF_CTX_free(cctx);
2015 #ifndef OPENSSL_NO_JPAKE
2016 if (jpake_secret && psk_key)
2017 OPENSSL_free(psk_key);
2019 if (cbuf != NULL) { OPENSSL_cleanse(cbuf,BUFSIZZ); OPENSSL_free(cbuf); }
2020 if (sbuf != NULL) { OPENSSL_cleanse(sbuf,BUFSIZZ); OPENSSL_free(sbuf); }
2021 if (mbuf != NULL) { OPENSSL_cleanse(mbuf,BUFSIZZ); OPENSSL_free(mbuf); }
2022 if (bio_c_out != NULL)
2024 BIO_free(bio_c_out);
2027 if (bio_c_msg != NULL)
2029 BIO_free(bio_c_msg);
2037 static void print_stuff(BIO *bio, SSL *s, int full)
2041 static const char *space=" ";
2044 STACK_OF(X509_NAME) *sk2;
2045 const SSL_CIPHER *c;
2048 #ifndef OPENSSL_NO_COMP
2049 const COMP_METHOD *comp, *expansion;
2051 unsigned char *exportedkeymat;
2055 int got_a_chain = 0;
2057 sk=SSL_get_peer_cert_chain(s);
2060 got_a_chain = 1; /* we don't have it for SSL2 (yet) */
2062 BIO_printf(bio,"---\nCertificate chain\n");
2063 for (i=0; i<sk_X509_num(sk); i++)
2065 X509_NAME_oneline(X509_get_subject_name(
2066 sk_X509_value(sk,i)),buf,sizeof buf);
2067 BIO_printf(bio,"%2d s:%s\n",i,buf);
2068 X509_NAME_oneline(X509_get_issuer_name(
2069 sk_X509_value(sk,i)),buf,sizeof buf);
2070 BIO_printf(bio," i:%s\n",buf);
2072 PEM_write_bio_X509(bio,sk_X509_value(sk,i));
2076 BIO_printf(bio,"---\n");
2077 peer=SSL_get_peer_certificate(s);
2080 BIO_printf(bio,"Server certificate\n");
2081 if (!(c_showcerts && got_a_chain)) /* Redundant if we showed the whole chain */
2082 PEM_write_bio_X509(bio,peer);
2083 X509_NAME_oneline(X509_get_subject_name(peer),
2085 BIO_printf(bio,"subject=%s\n",buf);
2086 X509_NAME_oneline(X509_get_issuer_name(peer),
2088 BIO_printf(bio,"issuer=%s\n",buf);
2091 BIO_printf(bio,"no peer certificate available\n");
2093 sk2=SSL_get_client_CA_list(s);
2094 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0))
2096 BIO_printf(bio,"---\nAcceptable client certificate CA names\n");
2097 for (i=0; i<sk_X509_NAME_num(sk2); i++)
2099 xn=sk_X509_NAME_value(sk2,i);
2100 X509_NAME_oneline(xn,buf,sizeof(buf));
2101 BIO_write(bio,buf,strlen(buf));
2102 BIO_write(bio,"\n",1);
2107 BIO_printf(bio,"---\nNo client certificate CA names sent\n");
2109 p=SSL_get_shared_ciphers(s,buf,sizeof buf);
2112 /* This works only for SSL 2. In later protocol
2113 * versions, the client does not know what other
2114 * ciphers (in addition to the one to be used
2115 * in the current connection) the server supports. */
2117 BIO_printf(bio,"---\nCiphers common between both SSL endpoints:\n");
2123 BIO_write(bio,space,15-j%25);
2126 BIO_write(bio,((i%3)?" ":"\n"),1);
2135 BIO_write(bio,"\n",1);
2138 ssl_print_sigalgs(bio, s);
2139 ssl_print_tmp_key(bio, s);
2141 BIO_printf(bio,"---\nSSL handshake has read %ld bytes and written %ld bytes\n",
2142 BIO_number_read(SSL_get_rbio(s)),
2143 BIO_number_written(SSL_get_wbio(s)));
2145 BIO_printf(bio,(SSL_cache_hit(s)?"---\nReused, ":"---\nNew, "));
2146 c=SSL_get_current_cipher(s);
2147 BIO_printf(bio,"%s, Cipher is %s\n",
2148 SSL_CIPHER_get_version(c),
2149 SSL_CIPHER_get_name(c));
2152 pktmp = X509_get_pubkey(peer);
2153 BIO_printf(bio,"Server public key is %d bit\n",
2154 EVP_PKEY_bits(pktmp));
2155 EVP_PKEY_free(pktmp);
2157 BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
2158 SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
2159 #ifndef OPENSSL_NO_COMP
2160 comp=SSL_get_current_compression(s);
2161 expansion=SSL_get_current_expansion(s);
2162 BIO_printf(bio,"Compression: %s\n",
2163 comp ? SSL_COMP_get_name(comp) : "NONE");
2164 BIO_printf(bio,"Expansion: %s\n",
2165 expansion ? SSL_COMP_get_name(expansion) : "NONE");
2170 /* Print out local port of connection: useful for debugging */
2172 struct sockaddr_in ladd;
2173 socklen_t ladd_size = sizeof(ladd);
2174 sock = SSL_get_fd(s);
2175 getsockname(sock, (struct sockaddr *)&ladd, &ladd_size);
2176 BIO_printf(bio_c_out, "LOCAL PORT is %u\n", ntohs(ladd.sin_port));
2180 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2181 if (next_proto.status != -1) {
2182 const unsigned char *proto;
2183 unsigned int proto_len;
2184 SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
2185 BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
2186 BIO_write(bio, proto, proto_len);
2187 BIO_write(bio, "\n", 1);
2192 SRTP_PROTECTION_PROFILE *srtp_profile=SSL_get_selected_srtp_profile(s);
2195 BIO_printf(bio,"SRTP Extension negotiated, profile=%s\n",
2196 srtp_profile->name);
2199 SSL_SESSION_print(bio,SSL_get_session(s));
2200 if (keymatexportlabel != NULL)
2202 BIO_printf(bio, "Keying material exporter:\n");
2203 BIO_printf(bio, " Label: '%s'\n", keymatexportlabel);
2204 BIO_printf(bio, " Length: %i bytes\n", keymatexportlen);
2205 exportedkeymat = OPENSSL_malloc(keymatexportlen);
2206 if (exportedkeymat != NULL)
2208 if (!SSL_export_keying_material(s, exportedkeymat,
2211 strlen(keymatexportlabel),
2214 BIO_printf(bio, " Error\n");
2218 BIO_printf(bio, " Keying material: ");
2219 for (i=0; i<keymatexportlen; i++)
2220 BIO_printf(bio, "%02X",
2222 BIO_printf(bio, "\n");
2224 OPENSSL_free(exportedkeymat);
2227 BIO_printf(bio,"---\n");
2230 /* flush, or debugging output gets mixed with http response */
2231 (void)BIO_flush(bio);
2234 #ifndef OPENSSL_NO_TLSEXT
2236 static int ocsp_resp_cb(SSL *s, void *arg)
2238 const unsigned char *p;
2241 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
2242 BIO_puts(arg, "OCSP response: ");
2245 BIO_puts(arg, "no response sent\n");
2248 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
2251 BIO_puts(arg, "response parse error\n");
2252 BIO_dump_indent(arg, (char *)p, len, 4);
2255 BIO_puts(arg, "\n======================================\n");
2256 OCSP_RESPONSE_print(arg, rsp, 0);
2257 BIO_puts(arg, "======================================\n");
2258 OCSP_RESPONSE_free(rsp);
2262 static int audit_proof_cb(SSL *s, void *arg)
2264 const unsigned char *proof;
2267 SSL_SESSION *sess = SSL_get_session(s);
2269 proof = SSL_SESSION_get_tlsext_authz_server_audit_proof(sess,
2273 BIO_printf(bio_c_out, "Audit proof: ");
2274 for (i = 0; i < proof_len; ++i)
2275 BIO_printf(bio_c_out, "%02X", proof[i]);
2276 BIO_printf(bio_c_out, "\n");
2280 BIO_printf(bio_c_out, "No audit proof found.\n");