2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
58 /* ====================================================================
59 * Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved.
61 * Redistribution and use in source and binary forms, with or without
62 * modification, are permitted provided that the following conditions
65 * 1. Redistributions of source code must retain the above copyright
66 * notice, this list of conditions and the following disclaimer.
68 * 2. Redistributions in binary form must reproduce the above copyright
69 * notice, this list of conditions and the following disclaimer in
70 * the documentation and/or other materials provided with the
73 * 3. All advertising materials mentioning features or use of this
74 * software must display the following acknowledgment:
75 * "This product includes software developed by the OpenSSL Project
76 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
78 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
79 * endorse or promote products derived from this software without
80 * prior written permission. For written permission, please contact
81 * openssl-core@openssl.org.
83 * 5. Products derived from this software may not be called "OpenSSL"
84 * nor may "OpenSSL" appear in their names without prior written
85 * permission of the OpenSSL Project.
87 * 6. Redistributions of any form whatsoever must retain the following
89 * "This product includes software developed by the OpenSSL Project
90 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
92 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
93 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
94 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
95 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
96 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
97 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
98 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
99 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
100 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
101 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
102 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
103 * OF THE POSSIBILITY OF SUCH DAMAGE.
104 * ====================================================================
106 * This product includes cryptographic software written by Eric Young
107 * (eay@cryptsoft.com). This product includes software written by Tim
108 * Hudson (tjh@cryptsoft.com).
111 /* ====================================================================
112 * Copyright 2005 Nokia. All rights reserved.
114 * The portions of the attached software ("Contribution") is developed by
115 * Nokia Corporation and is licensed pursuant to the OpenSSL open source
118 * The Contribution, originally written by Mika Kousa and Pasi Eronen of
119 * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
120 * support (see RFC 4279) to OpenSSL.
122 * No patent licenses or other rights except those expressly stated in
123 * the OpenSSL open source license shall be deemed granted or received
124 * expressly, by implication, estoppel, or otherwise.
126 * No assurances are provided by Nokia that the Contribution does not
127 * infringe the patent or other intellectual property rights of any third
128 * party or that the license provides you with all the necessary rights
129 * to make use of the Contribution.
131 * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
132 * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
133 * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
134 * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
143 #include <openssl/e_os2.h>
144 #ifdef OPENSSL_NO_STDIO
148 /* With IPv6, it looks like Digital has mixed up the proper order of
149 recursive header file inclusion, resulting in the compiler complaining
150 that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which
151 is needed to have fileno() declared correctly... So let's define u_int */
152 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
154 typedef unsigned int u_int;
159 #include <openssl/x509.h>
160 #include <openssl/ssl.h>
161 #include <openssl/err.h>
162 #include <openssl/pem.h>
163 #include <openssl/rand.h>
164 #include <openssl/ocsp.h>
165 #include <openssl/bn.h>
166 #ifndef OPENSSL_NO_SRP
167 #include <openssl/srp.h>
170 #include "timeouts.h"
172 #if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000)
173 /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */
177 #if defined(OPENSSL_SYS_BEOS_R5)
182 #define PROG s_client_main
184 /*#define SSL_HOST_NAME "www.netscape.com" */
185 /*#define SSL_HOST_NAME "193.118.187.102" */
186 #define SSL_HOST_NAME "localhost"
188 /*#define TEST_CERT "client.pem" */ /* no default cert. */
191 #define BUFSIZZ 1024*8
193 extern int verify_depth;
194 extern int verify_error;
195 extern int verify_return_error;
196 extern int verify_quiet;
201 static int c_Pause=0;
202 static int c_debug=0;
203 #ifndef OPENSSL_NO_TLSEXT
204 static int c_tlsextdebug=0;
205 static int c_status_req=0;
206 static int c_proof_debug=0;
209 static int c_showcerts=0;
211 static char *keymatexportlabel=NULL;
212 static int keymatexportlen=20;
214 static void sc_usage(void);
215 static void print_stuff(BIO *berr,SSL *con,int full);
216 #ifndef OPENSSL_NO_TLSEXT
217 static int ocsp_resp_cb(SSL *s, void *arg);
218 static int audit_proof_cb(SSL *s, void *arg);
220 static BIO *bio_c_out=NULL;
221 static BIO *bio_c_msg=NULL;
222 static int c_quiet=0;
223 static int c_ign_eof=0;
224 static int c_brief=0;
226 #ifndef OPENSSL_NO_PSK
227 /* Default PSK identity and key */
228 static char *psk_identity="Client_identity";
229 /*char *psk_key=NULL; by default PSK is not used */
231 static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity,
232 unsigned int max_identity_len, unsigned char *psk,
233 unsigned int max_psk_len)
235 unsigned int psk_len = 0;
240 BIO_printf(bio_c_out, "psk_client_cb\n");
243 /* no ServerKeyExchange message*/
245 BIO_printf(bio_c_out,"NULL received PSK identity hint, continuing anyway\n");
248 BIO_printf(bio_c_out, "Received PSK identity hint '%s'\n", hint);
250 /* lookup PSK identity and PSK key based on the given identity hint here */
251 ret = BIO_snprintf(identity, max_identity_len, "%s", psk_identity);
252 if (ret < 0 || (unsigned int)ret > max_identity_len)
255 BIO_printf(bio_c_out, "created identity '%s' len=%d\n", identity, ret);
256 ret=BN_hex2bn(&bn, psk_key);
259 BIO_printf(bio_err,"Could not convert PSK key '%s' to BIGNUM\n", psk_key);
265 if ((unsigned int)BN_num_bytes(bn) > max_psk_len)
267 BIO_printf(bio_err,"psk buffer of callback is too small (%d) for key (%d)\n",
268 max_psk_len, BN_num_bytes(bn));
273 psk_len=BN_bn2bin(bn, psk);
279 BIO_printf(bio_c_out, "created PSK len=%d\n", psk_len);
284 BIO_printf(bio_err, "Error in PSK client callback\n");
289 static void sc_usage(void)
291 BIO_printf(bio_err,"usage: s_client args\n");
292 BIO_printf(bio_err,"\n");
293 BIO_printf(bio_err," -host host - use -connect instead\n");
294 BIO_printf(bio_err," -port port - use -connect instead\n");
295 BIO_printf(bio_err," -connect host:port - who to connect to (default is %s:%s)\n",SSL_HOST_NAME,PORT_STR);
296 BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n");
297 BIO_printf(bio_err," -cert arg - certificate file to use, PEM format assumed\n");
298 BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n");
299 BIO_printf(bio_err," -key arg - Private key file to use, in cert file if\n");
300 BIO_printf(bio_err," not specified but cert file is.\n");
301 BIO_printf(bio_err," -keyform arg - key format (PEM or DER) PEM default\n");
302 BIO_printf(bio_err," -pass arg - private key file pass phrase source\n");
303 BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n");
304 BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n");
305 BIO_printf(bio_err," -reconnect - Drop and re-make the connection with the same Session-ID\n");
306 BIO_printf(bio_err," -pause - sleep(1) after each read(2) and write(2) system call\n");
307 BIO_printf(bio_err," -showcerts - show all certificates in the chain\n");
308 BIO_printf(bio_err," -debug - extra output\n");
310 BIO_printf(bio_err," -wdebug - WATT-32 tcp debugging\n");
312 BIO_printf(bio_err," -msg - Show protocol messages\n");
313 BIO_printf(bio_err," -nbio_test - more ssl protocol testing\n");
314 BIO_printf(bio_err," -state - print the 'ssl' states\n");
316 BIO_printf(bio_err," -nbio - Run with non-blocking IO\n");
318 BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n");
319 BIO_printf(bio_err," -quiet - no s_client output\n");
320 BIO_printf(bio_err," -ign_eof - ignore input eof (default when -quiet)\n");
321 BIO_printf(bio_err," -no_ign_eof - don't ignore input eof\n");
322 #ifndef OPENSSL_NO_PSK
323 BIO_printf(bio_err," -psk_identity arg - PSK identity\n");
324 BIO_printf(bio_err," -psk arg - PSK in hex (without 0x)\n");
325 # ifndef OPENSSL_NO_JPAKE
326 BIO_printf(bio_err," -jpake arg - JPAKE secret to use\n");
329 #ifndef OPENSSL_NO_SRP
330 BIO_printf(bio_err," -srpuser user - SRP authentification for 'user'\n");
331 BIO_printf(bio_err," -srppass arg - password for 'user'\n");
332 BIO_printf(bio_err," -srp_lateuser - SRP username into second ClientHello message\n");
333 BIO_printf(bio_err," -srp_moregroups - Tolerate other than the known g N values.\n");
334 BIO_printf(bio_err," -srp_strength int - minimal mength in bits for N (default %d).\n",SRP_MINIMAL_N);
336 BIO_printf(bio_err," -ssl2 - just use SSLv2\n");
337 BIO_printf(bio_err," -ssl3 - just use SSLv3\n");
338 BIO_printf(bio_err," -tls1_2 - just use TLSv1.2\n");
339 BIO_printf(bio_err," -tls1_1 - just use TLSv1.1\n");
340 BIO_printf(bio_err," -tls1 - just use TLSv1\n");
341 BIO_printf(bio_err," -dtls1 - just use DTLSv1\n");
342 BIO_printf(bio_err," -mtu - set the link layer MTU\n");
343 BIO_printf(bio_err," -no_tls1_2/-no_tls1_1/-no_tls1/-no_ssl3/-no_ssl2 - turn off that protocol\n");
344 BIO_printf(bio_err," -bugs - Switch on all SSL implementation bug workarounds\n");
345 BIO_printf(bio_err," -serverpref - Use server's cipher preferences (only SSLv2)\n");
346 BIO_printf(bio_err," -cipher - preferred cipher to use, use the 'openssl ciphers'\n");
347 BIO_printf(bio_err," command to see what is available\n");
348 BIO_printf(bio_err," -starttls prot - use the STARTTLS command before starting TLS\n");
349 BIO_printf(bio_err," for those protocols that support it, where\n");
350 BIO_printf(bio_err," 'prot' defines which one to assume. Currently,\n");
351 BIO_printf(bio_err," only \"smtp\", \"pop3\", \"imap\", \"ftp\" and \"xmpp\"\n");
352 BIO_printf(bio_err," are supported.\n");
353 #ifndef OPENSSL_NO_ENGINE
354 BIO_printf(bio_err," -engine id - Initialise and use the specified engine\n");
356 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
357 BIO_printf(bio_err," -sess_out arg - file to write SSL session to\n");
358 BIO_printf(bio_err," -sess_in arg - file to read SSL session from\n");
359 #ifndef OPENSSL_NO_TLSEXT
360 BIO_printf(bio_err," -servername host - Set TLS extension servername in ClientHello\n");
361 BIO_printf(bio_err," -tlsextdebug - hex dump of all TLS extensions received\n");
362 BIO_printf(bio_err," -status - request certificate status from server\n");
363 BIO_printf(bio_err," -no_ticket - disable use of RFC4507bis session tickets\n");
364 BIO_printf(bio_err," -proof_debug - request an audit proof and print its hex dump\n");
365 # ifndef OPENSSL_NO_NEXTPROTONEG
366 BIO_printf(bio_err," -nextprotoneg arg - enable NPN extension, considering named protocols supported (comma-separated list)\n");
369 BIO_printf(bio_err," -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n");
370 BIO_printf(bio_err," -use_srtp profiles - Offer SRTP key management with a colon-separated profile list\n");
371 BIO_printf(bio_err," -keymatexport label - Export keying material using label\n");
372 BIO_printf(bio_err," -keymatexportlen len - Export len bytes of keying material (default 20)\n");
375 #ifndef OPENSSL_NO_TLSEXT
377 /* This is a context that we pass to callbacks */
378 typedef struct tlsextctx_st {
384 static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg)
386 tlsextctx * p = (tlsextctx *) arg;
387 const char * hn= SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
388 if (SSL_get_servername_type(s) != -1)
389 p->ack = !SSL_session_reused(s) && hn != NULL;
391 BIO_printf(bio_err,"Can't use SSL_get_servername\n");
393 return SSL_TLSEXT_ERR_OK;
396 #ifndef OPENSSL_NO_SRP
398 /* This is a context that we pass to all callbacks */
399 typedef struct srp_arg_st
403 int msg; /* copy from c_msg */
404 int debug; /* copy from c_debug */
405 int amp; /* allow more groups */
406 int strength /* minimal size for N */ ;
409 #define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
411 static int srp_Verify_N_and_g(const BIGNUM *N, const BIGNUM *g)
413 BN_CTX *bn_ctx = BN_CTX_new();
414 BIGNUM *p = BN_new();
415 BIGNUM *r = BN_new();
417 g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) &&
418 BN_is_prime_ex(N, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
419 p != NULL && BN_rshift1(p, N) &&
422 BN_is_prime_ex(p, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
425 /* verify g^((N-1)/2) == -1 (mod N) */
426 BN_mod_exp(r, g, p, N, bn_ctx) &&
439 /* This callback is used here for two purposes:
441 - making some primality tests for unknown groups
442 The callback is only called for a non default group.
444 An application does not need the call back at all if
445 only the stanard groups are used. In real life situations,
446 client and server already share well known groups,
447 thus there is no need to verify them.
448 Furthermore, in case that a server actually proposes a group that
449 is not one of those defined in RFC 5054, it is more appropriate
450 to add the group to a static list and then compare since
451 primality tests are rather cpu consuming.
454 static int MS_CALLBACK ssl_srp_verify_param_cb(SSL *s, void *arg)
456 SRP_ARG *srp_arg = (SRP_ARG *)arg;
457 BIGNUM *N = NULL, *g = NULL;
458 if (!(N = SSL_get_srp_N(s)) || !(g = SSL_get_srp_g(s)))
460 if (srp_arg->debug || srp_arg->msg || srp_arg->amp == 1)
462 BIO_printf(bio_err, "SRP parameters:\n");
463 BIO_printf(bio_err,"\tN="); BN_print(bio_err,N);
464 BIO_printf(bio_err,"\n\tg="); BN_print(bio_err,g);
465 BIO_printf(bio_err,"\n");
468 if (SRP_check_known_gN_param(g,N))
471 if (srp_arg->amp == 1)
474 BIO_printf(bio_err, "SRP param N and g are not known params, going to check deeper.\n");
476 /* The srp_moregroups is a real debugging feature.
477 Implementors should rather add the value to the known ones.
478 The minimal size has already been tested.
480 if (BN_num_bits(g) <= BN_BITS && srp_Verify_N_and_g(N,g))
483 BIO_printf(bio_err, "SRP param N and g rejected.\n");
487 #define PWD_STRLEN 1024
489 static char * MS_CALLBACK ssl_give_srp_client_pwd_cb(SSL *s, void *arg)
491 SRP_ARG *srp_arg = (SRP_ARG *)arg;
492 char *pass = (char *)OPENSSL_malloc(PWD_STRLEN+1);
496 cb_tmp.password = (char *)srp_arg->srppassin;
497 cb_tmp.prompt_info = "SRP user";
498 if ((l = password_callback(pass, PWD_STRLEN, 0, &cb_tmp))<0)
500 BIO_printf (bio_err, "Can't read Password\n");
510 char *srtp_profiles = NULL;
512 # ifndef OPENSSL_NO_NEXTPROTONEG
513 /* This the context that we pass to next_proto_cb */
514 typedef struct tlsextnextprotoctx_st {
518 } tlsextnextprotoctx;
520 static tlsextnextprotoctx next_proto;
522 static int next_proto_cb(SSL *s, unsigned char **out, unsigned char *outlen, const unsigned char *in, unsigned int inlen, void *arg)
524 tlsextnextprotoctx *ctx = arg;
528 /* We can assume that |in| is syntactically valid. */
530 BIO_printf(bio_c_out, "Protocols advertised by server: ");
531 for (i = 0; i < inlen; )
534 BIO_write(bio_c_out, ", ", 2);
535 BIO_write(bio_c_out, &in[i + 1], in[i]);
538 BIO_write(bio_c_out, "\n", 1);
541 ctx->status = SSL_select_next_proto(out, outlen, in, inlen, ctx->data, ctx->len);
542 return SSL_TLSEXT_ERR_OK;
544 # endif /* ndef OPENSSL_NO_NEXTPROTONEG */
557 int MAIN(int, char **);
559 int MAIN(int argc, char **argv)
563 #ifndef OPENSSL_NO_KRB5
566 int s,k,width,state=0;
567 char *cbuf=NULL,*sbuf=NULL,*mbuf=NULL;
568 int cbuf_len,cbuf_off;
569 int sbuf_len,sbuf_off;
570 fd_set readfds,writefds;
573 char *host=SSL_HOST_NAME;
574 char *cert_file=NULL,*key_file=NULL,*chain_file=NULL;
575 int cert_format = FORMAT_PEM, key_format = FORMAT_PEM;
576 char *passarg = NULL, *pass = NULL;
578 EVP_PKEY *key = NULL;
579 STACK_OF(X509) *chain = NULL;
580 char *CApath=NULL,*CAfile=NULL;
581 char *chCApath=NULL,*chCAfile=NULL;
582 char *vfyCApath=NULL,*vfyCAfile=NULL;
583 int reconnect=0,badop=0,verify=SSL_VERIFY_NONE;
585 int write_tty,read_tty,write_ssl,read_ssl,tty_on,ssl_pending;
587 int ret=1,in_init=1,i,nbio_test=0;
588 int starttls_proto = PROTO_OFF;
590 X509_VERIFY_PARAM *vpm = NULL;
592 const SSL_METHOD *meth=NULL;
593 int socket_type=SOCK_STREAM;
597 struct timeval timeout, *timeoutp;
598 #ifndef OPENSSL_NO_ENGINE
599 char *engine_id=NULL;
600 char *ssl_client_engine_id=NULL;
601 ENGINE *ssl_client_engine=NULL;
604 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
606 #if defined(OPENSSL_SYS_BEOS_R5)
610 #ifndef OPENSSL_NO_TLSEXT
611 char *servername = NULL;
612 tlsextctx tlsextcbp =
614 # ifndef OPENSSL_NO_NEXTPROTONEG
615 const char *next_proto_neg_in = NULL;
618 char *sess_in = NULL;
619 char *sess_out = NULL;
620 struct sockaddr peer;
621 int peerlen = sizeof(peer);
622 int enable_timeouts = 0 ;
624 #ifndef OPENSSL_NO_JPAKE
625 static char *jpake_secret = NULL;
626 #define no_jpake !jpake_secret
630 #ifndef OPENSSL_NO_SRP
631 char * srppass = NULL;
632 int srp_lateuser = 0;
633 SRP_ARG srp_arg = {NULL,NULL,0,0,0,1024};
635 SSL_EXCERT *exc = NULL;
637 SSL_CONF_CTX *cctx = NULL;
638 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
640 char *crl_file = NULL;
641 int crl_format = FORMAT_PEM;
642 int crl_download = 0;
643 STACK_OF(X509_CRL) *crls = NULL;
645 meth=SSLv23_client_method();
656 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
658 if (!load_config(bio_err, NULL))
660 cctx = SSL_CONF_CTX_new();
663 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CLIENT);
664 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CMDLINE);
666 if ( ((cbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
667 ((sbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
668 ((mbuf=OPENSSL_malloc(BUFSIZZ)) == NULL))
670 BIO_printf(bio_err,"out of memory\n");
675 verify_error=X509_V_OK;
684 if (strcmp(*argv,"-host") == 0)
686 if (--argc < 1) goto bad;
689 else if (strcmp(*argv,"-port") == 0)
691 if (--argc < 1) goto bad;
692 port=atoi(*(++argv));
693 if (port == 0) goto bad;
695 else if (strcmp(*argv,"-connect") == 0)
697 if (--argc < 1) goto bad;
698 if (!extract_host_port(*(++argv),&host,NULL,&port))
701 else if (strcmp(*argv,"-verify") == 0)
703 verify=SSL_VERIFY_PEER;
704 if (--argc < 1) goto bad;
705 verify_depth=atoi(*(++argv));
707 BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
709 else if (strcmp(*argv,"-cert") == 0)
711 if (--argc < 1) goto bad;
712 cert_file= *(++argv);
714 else if (strcmp(*argv,"-CRL") == 0)
716 if (--argc < 1) goto bad;
719 else if (strcmp(*argv,"-crl_download") == 0)
721 else if (strcmp(*argv,"-sess_out") == 0)
723 if (--argc < 1) goto bad;
724 sess_out = *(++argv);
726 else if (strcmp(*argv,"-sess_in") == 0)
728 if (--argc < 1) goto bad;
731 else if (strcmp(*argv,"-certform") == 0)
733 if (--argc < 1) goto bad;
734 cert_format = str2fmt(*(++argv));
736 else if (strcmp(*argv,"-CRLform") == 0)
738 if (--argc < 1) goto bad;
739 crl_format = str2fmt(*(++argv));
741 else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm))
747 else if (strcmp(*argv,"-verify_return_error") == 0)
748 verify_return_error = 1;
749 else if (strcmp(*argv,"-verify_quiet") == 0)
751 else if (strcmp(*argv,"-brief") == 0)
757 else if (args_excert(&argv, &argc, &badarg, bio_err, &exc))
763 else if (args_ssl(&argv, &argc, cctx, &badarg, bio_err, &ssl_args))
769 else if (strcmp(*argv,"-prexit") == 0)
771 else if (strcmp(*argv,"-crlf") == 0)
773 else if (strcmp(*argv,"-quiet") == 0)
778 else if (strcmp(*argv,"-ign_eof") == 0)
780 else if (strcmp(*argv,"-no_ign_eof") == 0)
782 else if (strcmp(*argv,"-pause") == 0)
784 else if (strcmp(*argv,"-debug") == 0)
786 #ifndef OPENSSL_NO_TLSEXT
787 else if (strcmp(*argv,"-tlsextdebug") == 0)
789 else if (strcmp(*argv,"-status") == 0)
791 else if (strcmp(*argv,"-proof_debug") == 0)
795 else if (strcmp(*argv,"-wdebug") == 0)
798 else if (strcmp(*argv,"-msg") == 0)
800 else if (strcmp(*argv,"-msgfile") == 0)
802 if (--argc < 1) goto bad;
803 bio_c_msg = BIO_new_file(*(++argv), "w");
805 #ifndef OPENSSL_NO_SSL_TRACE
806 else if (strcmp(*argv,"-trace") == 0)
809 else if (strcmp(*argv,"-showcerts") == 0)
811 else if (strcmp(*argv,"-nbio_test") == 0)
813 else if (strcmp(*argv,"-state") == 0)
815 #ifndef OPENSSL_NO_PSK
816 else if (strcmp(*argv,"-psk_identity") == 0)
818 if (--argc < 1) goto bad;
819 psk_identity=*(++argv);
821 else if (strcmp(*argv,"-psk") == 0)
825 if (--argc < 1) goto bad;
827 for (j = 0; j < strlen(psk_key); j++)
829 if (isxdigit((unsigned char)psk_key[j]))
831 BIO_printf(bio_err,"Not a hex number '%s'\n",*argv);
836 #ifndef OPENSSL_NO_SRP
837 else if (strcmp(*argv,"-srpuser") == 0)
839 if (--argc < 1) goto bad;
840 srp_arg.srplogin= *(++argv);
841 meth=TLSv1_client_method();
843 else if (strcmp(*argv,"-srppass") == 0)
845 if (--argc < 1) goto bad;
847 meth=TLSv1_client_method();
849 else if (strcmp(*argv,"-srp_strength") == 0)
851 if (--argc < 1) goto bad;
852 srp_arg.strength=atoi(*(++argv));
853 BIO_printf(bio_err,"SRP minimal length for N is %d\n",srp_arg.strength);
854 meth=TLSv1_client_method();
856 else if (strcmp(*argv,"-srp_lateuser") == 0)
859 meth=TLSv1_client_method();
861 else if (strcmp(*argv,"-srp_moregroups") == 0)
864 meth=TLSv1_client_method();
867 #ifndef OPENSSL_NO_SSL2
868 else if (strcmp(*argv,"-ssl2") == 0)
869 meth=SSLv2_client_method();
871 #ifndef OPENSSL_NO_SSL3
872 else if (strcmp(*argv,"-ssl3") == 0)
873 meth=SSLv3_client_method();
875 #ifndef OPENSSL_NO_TLS1
876 else if (strcmp(*argv,"-tls1_2") == 0)
877 meth=TLSv1_2_client_method();
878 else if (strcmp(*argv,"-tls1_1") == 0)
879 meth=TLSv1_1_client_method();
880 else if (strcmp(*argv,"-tls1") == 0)
881 meth=TLSv1_client_method();
883 #ifndef OPENSSL_NO_DTLS1
884 else if (strcmp(*argv,"-dtls") == 0)
886 meth=DTLS_client_method();
887 socket_type=SOCK_DGRAM;
889 else if (strcmp(*argv,"-dtls1") == 0)
891 meth=DTLSv1_client_method();
892 socket_type=SOCK_DGRAM;
894 else if (strcmp(*argv,"-dtls1_2") == 0)
896 meth=DTLSv1_2_client_method();
897 socket_type=SOCK_DGRAM;
899 else if (strcmp(*argv,"-timeout") == 0)
901 else if (strcmp(*argv,"-mtu") == 0)
903 if (--argc < 1) goto bad;
904 socket_mtu = atol(*(++argv));
907 else if (strcmp(*argv,"-keyform") == 0)
909 if (--argc < 1) goto bad;
910 key_format = str2fmt(*(++argv));
912 else if (strcmp(*argv,"-pass") == 0)
914 if (--argc < 1) goto bad;
917 else if (strcmp(*argv,"-cert_chain") == 0)
919 if (--argc < 1) goto bad;
920 chain_file= *(++argv);
922 else if (strcmp(*argv,"-key") == 0)
924 if (--argc < 1) goto bad;
927 else if (strcmp(*argv,"-reconnect") == 0)
931 else if (strcmp(*argv,"-CApath") == 0)
933 if (--argc < 1) goto bad;
936 else if (strcmp(*argv,"-chainCApath") == 0)
938 if (--argc < 1) goto bad;
941 else if (strcmp(*argv,"-verifyCApath") == 0)
943 if (--argc < 1) goto bad;
944 vfyCApath= *(++argv);
946 else if (strcmp(*argv,"-build_chain") == 0)
948 else if (strcmp(*argv,"-CAfile") == 0)
950 if (--argc < 1) goto bad;
953 else if (strcmp(*argv,"-chainCAfile") == 0)
955 if (--argc < 1) goto bad;
958 else if (strcmp(*argv,"-verifyCAfile") == 0)
960 if (--argc < 1) goto bad;
961 vfyCAfile= *(++argv);
963 #ifndef OPENSSL_NO_TLSEXT
964 # ifndef OPENSSL_NO_NEXTPROTONEG
965 else if (strcmp(*argv,"-nextprotoneg") == 0)
967 if (--argc < 1) goto bad;
968 next_proto_neg_in = *(++argv);
973 else if (strcmp(*argv,"-nbio") == 0)
976 else if (strcmp(*argv,"-starttls") == 0)
978 if (--argc < 1) goto bad;
980 if (strcmp(*argv,"smtp") == 0)
981 starttls_proto = PROTO_SMTP;
982 else if (strcmp(*argv,"pop3") == 0)
983 starttls_proto = PROTO_POP3;
984 else if (strcmp(*argv,"imap") == 0)
985 starttls_proto = PROTO_IMAP;
986 else if (strcmp(*argv,"ftp") == 0)
987 starttls_proto = PROTO_FTP;
988 else if (strcmp(*argv, "xmpp") == 0)
989 starttls_proto = PROTO_XMPP;
993 #ifndef OPENSSL_NO_ENGINE
994 else if (strcmp(*argv,"-engine") == 0)
996 if (--argc < 1) goto bad;
997 engine_id = *(++argv);
999 else if (strcmp(*argv,"-ssl_client_engine") == 0)
1001 if (--argc < 1) goto bad;
1002 ssl_client_engine_id = *(++argv);
1005 else if (strcmp(*argv,"-rand") == 0)
1007 if (--argc < 1) goto bad;
1010 #ifndef OPENSSL_NO_TLSEXT
1011 else if (strcmp(*argv,"-servername") == 0)
1013 if (--argc < 1) goto bad;
1014 servername= *(++argv);
1015 /* meth=TLSv1_client_method(); */
1018 #ifndef OPENSSL_NO_JPAKE
1019 else if (strcmp(*argv,"-jpake") == 0)
1021 if (--argc < 1) goto bad;
1022 jpake_secret = *++argv;
1025 else if (strcmp(*argv,"-use_srtp") == 0)
1027 if (--argc < 1) goto bad;
1028 srtp_profiles = *(++argv);
1030 else if (strcmp(*argv,"-keymatexport") == 0)
1032 if (--argc < 1) goto bad;
1033 keymatexportlabel= *(++argv);
1035 else if (strcmp(*argv,"-keymatexportlen") == 0)
1037 if (--argc < 1) goto bad;
1038 keymatexportlen=atoi(*(++argv));
1039 if (keymatexportlen == 0) goto bad;
1043 BIO_printf(bio_err,"unknown option %s\n",*argv);
1057 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1063 "Can't use JPAKE and PSK together\n");
1066 psk_identity = "JPAKE";
1070 OpenSSL_add_ssl_algorithms();
1071 SSL_load_error_strings();
1073 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1074 next_proto.status = -1;
1075 if (next_proto_neg_in)
1077 next_proto.data = next_protos_parse(&next_proto.len, next_proto_neg_in);
1078 if (next_proto.data == NULL)
1080 BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n");
1085 next_proto.data = NULL;
1088 #ifndef OPENSSL_NO_ENGINE
1089 e = setup_engine(bio_err, engine_id, 1);
1090 if (ssl_client_engine_id)
1092 ssl_client_engine = ENGINE_by_id(ssl_client_engine_id);
1093 if (!ssl_client_engine)
1096 "Error getting client auth engine\n");
1102 if (!app_passwd(bio_err, passarg, NULL, &pass, NULL))
1104 BIO_printf(bio_err, "Error getting password\n");
1108 if (key_file == NULL)
1109 key_file = cert_file;
1116 key = load_key(bio_err, key_file, key_format, 0, pass, e,
1117 "client certificate private key file");
1120 ERR_print_errors(bio_err);
1129 cert = load_cert(bio_err,cert_file,cert_format,
1130 NULL, e, "client certificate file");
1134 ERR_print_errors(bio_err);
1141 chain = load_certs(bio_err, chain_file,FORMAT_PEM,
1142 NULL, e, "client certificate chain");
1150 crl = load_crl(crl_file, crl_format);
1153 BIO_puts(bio_err, "Error loading CRL\n");
1154 ERR_print_errors(bio_err);
1157 crls = sk_X509_CRL_new_null();
1158 if (!crls || !sk_X509_CRL_push(crls, crl))
1160 BIO_puts(bio_err, "Error adding CRL\n");
1161 ERR_print_errors(bio_err);
1167 if (!load_excert(&exc, bio_err))
1170 if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
1173 BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
1176 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
1177 app_RAND_load_files(inrand));
1179 if (bio_c_out == NULL)
1181 if (c_quiet && !c_debug)
1183 bio_c_out=BIO_new(BIO_s_null());
1184 if (c_msg && !bio_c_msg)
1185 bio_c_msg=BIO_new_fp(stdout,BIO_NOCLOSE);
1189 if (bio_c_out == NULL)
1190 bio_c_out=BIO_new_fp(stdout,BIO_NOCLOSE);
1194 #ifndef OPENSSL_NO_SRP
1195 if(!app_passwd(bio_err, srppass, NULL, &srp_arg.srppassin, NULL))
1197 BIO_printf(bio_err, "Error getting password\n");
1202 ctx=SSL_CTX_new(meth);
1205 ERR_print_errors(bio_err);
1210 SSL_CTX_set1_param(ctx, vpm);
1212 if (!args_ssl_call(ctx, bio_err, cctx, ssl_args, 1, no_jpake))
1214 ERR_print_errors(bio_err);
1218 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1219 crls, crl_download))
1221 BIO_printf(bio_err, "Error loading store locations\n");
1222 ERR_print_errors(bio_err);
1226 #ifndef OPENSSL_NO_ENGINE
1227 if (ssl_client_engine)
1229 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine))
1231 BIO_puts(bio_err, "Error setting client auth engine\n");
1232 ERR_print_errors(bio_err);
1233 ENGINE_free(ssl_client_engine);
1236 ENGINE_free(ssl_client_engine);
1240 #ifndef OPENSSL_NO_PSK
1241 #ifdef OPENSSL_NO_JPAKE
1242 if (psk_key != NULL)
1244 if (psk_key != NULL || jpake_secret)
1248 BIO_printf(bio_c_out, "PSK key given or JPAKE in use, setting client callback\n");
1249 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
1251 if (srtp_profiles != NULL)
1252 SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles);
1254 if (exc) ssl_ctx_set_excert(ctx, exc);
1255 /* DTLS: partial reads end up discarding unread UDP bytes :-(
1256 * Setting read ahead solves this problem.
1258 if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
1260 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1261 if (next_proto.data)
1262 SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
1265 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
1268 SSL_CTX_set_cipher_list(ctx,getenv("SSL_CIPHER"));
1271 SSL_CTX_set_verify(ctx,verify,verify_callback);
1273 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
1274 (!SSL_CTX_set_default_verify_paths(ctx)))
1276 /* BIO_printf(bio_err,"error setting default verify locations\n"); */
1277 ERR_print_errors(bio_err);
1281 ssl_ctx_add_crls(ctx, crls, crl_download);
1283 if (!set_cert_key_stuff(ctx,cert,key,chain,build_chain))
1286 #ifndef OPENSSL_NO_TLSEXT
1287 if (servername != NULL)
1289 tlsextcbp.biodebug = bio_err;
1290 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1291 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1293 #ifndef OPENSSL_NO_SRP
1294 if (srp_arg.srplogin)
1296 if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin))
1298 BIO_printf(bio_err,"Unable to set SRP username\n");
1301 srp_arg.msg = c_msg;
1302 srp_arg.debug = c_debug ;
1303 SSL_CTX_set_srp_cb_arg(ctx,&srp_arg);
1304 SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
1305 SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
1306 if (c_msg || c_debug || srp_arg.amp == 0)
1307 SSL_CTX_set_srp_verify_param_callback(ctx, ssl_srp_verify_param_cb);
1312 SSL_CTX_set_tlsext_authz_server_audit_proof_cb(ctx,
1320 BIO *stmp = BIO_new_file(sess_in, "r");
1323 BIO_printf(bio_err, "Can't open session file %s\n",
1325 ERR_print_errors(bio_err);
1328 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1332 BIO_printf(bio_err, "Can't open session file %s\n",
1334 ERR_print_errors(bio_err);
1337 SSL_set_session(con, sess);
1338 SSL_SESSION_free(sess);
1340 #ifndef OPENSSL_NO_TLSEXT
1341 if (servername != NULL)
1343 if (!SSL_set_tlsext_host_name(con,servername))
1345 BIO_printf(bio_err,"Unable to set TLS servername extension.\n");
1346 ERR_print_errors(bio_err);
1351 #ifndef OPENSSL_NO_KRB5
1352 if (con && (kctx = kssl_ctx_new()) != NULL)
1354 SSL_set0_kssl_ctx(con, kctx);
1355 kssl_ctx_setstring(kctx, KSSL_SERVER, host);
1357 #endif /* OPENSSL_NO_KRB5 */
1358 /* SSL_set_cipher_list(con,"RC4-MD5"); */
1360 #ifdef TLSEXT_TYPE_opaque_prf_input
1361 SSL_set_tlsext_opaque_prf_input(con, "Test client", 11);
1367 if (init_client(&s,host,port,socket_type) == 0)
1369 BIO_printf(bio_err,"connect:errno=%d\n",get_last_socket_error());
1373 BIO_printf(bio_c_out,"CONNECTED(%08X)\n",s);
1379 BIO_printf(bio_c_out,"turning on non blocking io\n");
1380 if (BIO_socket_ioctl(s,FIONBIO,&l) < 0)
1382 ERR_print_errors(bio_err);
1387 if (c_Pause & 0x01) SSL_set_debug(con, 1);
1389 if (socket_type == SOCK_DGRAM)
1392 sbio=BIO_new_dgram(s,BIO_NOCLOSE);
1393 if (getsockname(s, &peer, (void *)&peerlen) < 0)
1395 BIO_printf(bio_err, "getsockname:errno=%d\n",
1396 get_last_socket_error());
1401 (void)BIO_ctrl_set_connected(sbio, 1, &peer);
1403 if (enable_timeouts)
1406 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1407 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1410 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1411 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1414 if (socket_mtu > 28)
1416 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1417 SSL_set_mtu(con, socket_mtu - 28);
1420 /* want to do MTU discovery */
1421 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1424 sbio=BIO_new_socket(s,BIO_NOCLOSE);
1430 test=BIO_new(BIO_f_nbio_test());
1431 sbio=BIO_push(test,sbio);
1436 SSL_set_debug(con, 1);
1437 BIO_set_callback(sbio,bio_dump_callback);
1438 BIO_set_callback_arg(sbio,(char *)bio_c_out);
1442 #ifndef OPENSSL_NO_SSL_TRACE
1444 SSL_set_msg_callback(con, SSL_trace);
1447 SSL_set_msg_callback(con, msg_cb);
1448 SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out);
1450 #ifndef OPENSSL_NO_TLSEXT
1453 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1454 SSL_set_tlsext_debug_arg(con, bio_c_out);
1458 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1459 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
1460 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
1463 STACK_OF(OCSP_RESPID) *ids = sk_OCSP_RESPID_new_null();
1464 OCSP_RESPID *id = OCSP_RESPID_new();
1465 id->value.byKey = ASN1_OCTET_STRING_new();
1466 id->type = V_OCSP_RESPID_KEY;
1467 ASN1_STRING_set(id->value.byKey, "Hello World", -1);
1468 sk_OCSP_RESPID_push(ids, id);
1469 SSL_set_tlsext_status_ids(con, ids);
1474 #ifndef OPENSSL_NO_JPAKE
1476 jpake_client_auth(bio_c_out, sbio, jpake_secret);
1479 SSL_set_bio(con,sbio,sbio);
1480 SSL_set_connect_state(con);
1482 /* ok, lets connect */
1483 width=SSL_get_fd(con)+1;
1496 /* This is an ugly hack that does a lot of assumptions */
1497 /* We do have to handle multi-line responses which may come
1498 in a single packet or not. We therefore have to use
1499 BIO_gets() which does need a buffering BIO. So during
1500 the initial chitchat we do push a buffering BIO into the
1501 chain that is removed again later on to not disturb the
1502 rest of the s_client operation. */
1503 if (starttls_proto == PROTO_SMTP)
1506 BIO *fbio = BIO_new(BIO_f_buffer());
1507 BIO_push(fbio, sbio);
1508 /* wait for multi-line response to end from SMTP */
1511 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1513 while (mbuf_len>3 && mbuf[3]=='-');
1514 /* STARTTLS command requires EHLO... */
1515 BIO_printf(fbio,"EHLO openssl.client.net\r\n");
1516 (void)BIO_flush(fbio);
1517 /* wait for multi-line response to end EHLO SMTP response */
1520 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1521 if (strstr(mbuf,"STARTTLS"))
1524 while (mbuf_len>3 && mbuf[3]=='-');
1525 (void)BIO_flush(fbio);
1530 "didn't found starttls in server response,"
1531 " try anyway...\n");
1532 BIO_printf(sbio,"STARTTLS\r\n");
1533 BIO_read(sbio,sbuf,BUFSIZZ);
1535 else if (starttls_proto == PROTO_POP3)
1537 BIO_read(sbio,mbuf,BUFSIZZ);
1538 BIO_printf(sbio,"STLS\r\n");
1539 BIO_read(sbio,sbuf,BUFSIZZ);
1541 else if (starttls_proto == PROTO_IMAP)
1544 BIO *fbio = BIO_new(BIO_f_buffer());
1545 BIO_push(fbio, sbio);
1546 BIO_gets(fbio,mbuf,BUFSIZZ);
1547 /* STARTTLS command requires CAPABILITY... */
1548 BIO_printf(fbio,". CAPABILITY\r\n");
1549 (void)BIO_flush(fbio);
1550 /* wait for multi-line CAPABILITY response */
1553 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1554 if (strstr(mbuf,"STARTTLS"))
1557 while (mbuf_len>3 && mbuf[0]!='.');
1558 (void)BIO_flush(fbio);
1563 "didn't found STARTTLS in server response,"
1564 " try anyway...\n");
1565 BIO_printf(sbio,". STARTTLS\r\n");
1566 BIO_read(sbio,sbuf,BUFSIZZ);
1568 else if (starttls_proto == PROTO_FTP)
1570 BIO *fbio = BIO_new(BIO_f_buffer());
1571 BIO_push(fbio, sbio);
1572 /* wait for multi-line response to end from FTP */
1575 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1577 while (mbuf_len>3 && mbuf[3]=='-');
1578 (void)BIO_flush(fbio);
1581 BIO_printf(sbio,"AUTH TLS\r\n");
1582 BIO_read(sbio,sbuf,BUFSIZZ);
1584 if (starttls_proto == PROTO_XMPP)
1587 BIO_printf(sbio,"<stream:stream "
1588 "xmlns:stream='http://etherx.jabber.org/streams' "
1589 "xmlns='jabber:client' to='%s' version='1.0'>", host);
1590 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1592 while (!strstr(mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'"))
1594 if (strstr(mbuf, "/stream:features>"))
1596 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1599 BIO_printf(sbio, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1600 seen = BIO_read(sbio,sbuf,BUFSIZZ);
1602 if (!strstr(sbuf, "<proceed"))
1612 if ((SSL_version(con) == DTLS1_VERSION) &&
1613 DTLSv1_get_timeout(con, &timeout))
1614 timeoutp = &timeout;
1618 if (SSL_in_init(con) && !SSL_total_renegotiations(con))
1629 #if 0 /* This test doesn't really work as intended (needs to be fixed) */
1630 #ifndef OPENSSL_NO_TLSEXT
1631 if (servername != NULL && !SSL_session_reused(con))
1633 BIO_printf(bio_c_out,"Server did %sacknowledge servername extension.\n",tlsextcbp.ack?"":"not ");
1639 BIO *stmp = BIO_new_file(sess_out, "w");
1642 PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
1646 BIO_printf(bio_err, "Error writing session file %s\n", sess_out);
1651 "CONNECTION ESTABLISHED\n");
1652 print_ssl_summary(bio_err, con);
1654 print_stuff(bio_c_out,con,full_log);
1655 if (full_log > 0) full_log--;
1659 BIO_printf(bio_err,"%s",mbuf);
1660 /* We don't need to know any more */
1661 starttls_proto = PROTO_OFF;
1667 BIO_printf(bio_c_out,"drop connection and then reconnect\n");
1669 SSL_set_connect_state(con);
1670 SHUTDOWN(SSL_get_fd(con));
1676 ssl_pending = read_ssl && SSL_pending(con);
1680 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined (OPENSSL_SYS_BEOS_R5)
1683 if (read_tty) openssl_fdset(fileno(stdin),&readfds);
1684 if (write_tty) openssl_fdset(fileno(stdout),&writefds);
1687 openssl_fdset(SSL_get_fd(con),&readfds);
1689 openssl_fdset(SSL_get_fd(con),&writefds);
1691 if(!tty_on || !write_tty) {
1693 openssl_fdset(SSL_get_fd(con),&readfds);
1695 openssl_fdset(SSL_get_fd(con),&writefds);
1698 /* printf("mode tty(%d %d%d) ssl(%d%d)\n",
1699 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
1701 /* Note: under VMS with SOCKETSHR the second parameter
1702 * is currently of type (int *) whereas under other
1703 * systems it is (void *) if you don't have a cast it
1704 * will choke the compiler: if you do have a cast then
1705 * you can either go for (int *) or (void *).
1707 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1708 /* Under Windows/DOS we make the assumption that we can
1709 * always write to the tty: therefore if we need to
1710 * write to the tty we just fall through. Otherwise
1711 * we timeout the select every second and see if there
1712 * are any keypresses. Note: this is a hack, in a proper
1713 * Windows application we wouldn't do this.
1720 i=select(width,(void *)&readfds,(void *)&writefds,
1722 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1723 if(!i && (!_kbhit() || !read_tty) ) continue;
1725 if(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue;
1727 } else i=select(width,(void *)&readfds,(void *)&writefds,
1730 #elif defined(OPENSSL_SYS_NETWARE)
1735 i=select(width,(void *)&readfds,(void *)&writefds,
1737 } else i=select(width,(void *)&readfds,(void *)&writefds,
1740 #elif defined(OPENSSL_SYS_BEOS_R5)
1741 /* Under BeOS-R5 the situation is similar to DOS */
1744 (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK);
1749 i=select(width,(void *)&readfds,(void *)&writefds,
1751 if (read(fileno(stdin), sbuf, 0) >= 0)
1753 if (!i && (stdin_set != 1 || !read_tty))
1755 } else i=select(width,(void *)&readfds,(void *)&writefds,
1758 (void)fcntl(fileno(stdin), F_SETFL, 0);
1760 i=select(width,(void *)&readfds,(void *)&writefds,
1765 BIO_printf(bio_err,"bad select %d\n",
1766 get_last_socket_error());
1772 if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0)
1774 BIO_printf(bio_err,"TIMEOUT occured\n");
1777 if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds))
1779 k=SSL_write(con,&(cbuf[cbuf_off]),
1780 (unsigned int)cbuf_len);
1781 switch (SSL_get_error(con,k))
1783 case SSL_ERROR_NONE:
1786 if (k <= 0) goto end;
1787 /* we have done a write(con,NULL,0); */
1793 else /* if (cbuf_len > 0) */
1799 case SSL_ERROR_WANT_WRITE:
1800 BIO_printf(bio_c_out,"write W BLOCK\n");
1804 case SSL_ERROR_WANT_READ:
1805 BIO_printf(bio_c_out,"write R BLOCK\n");
1810 case SSL_ERROR_WANT_X509_LOOKUP:
1811 BIO_printf(bio_c_out,"write X BLOCK\n");
1813 case SSL_ERROR_ZERO_RETURN:
1816 BIO_printf(bio_c_out,"shutdown\n");
1827 case SSL_ERROR_SYSCALL:
1828 if ((k != 0) || (cbuf_len != 0))
1830 BIO_printf(bio_err,"write:errno=%d\n",
1831 get_last_socket_error());
1841 ERR_print_errors(bio_err);
1845 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
1846 /* Assume Windows/DOS/BeOS can always write */
1847 else if (!ssl_pending && write_tty)
1849 else if (!ssl_pending && FD_ISSET(fileno(stdout),&writefds))
1852 #ifdef CHARSET_EBCDIC
1853 ascii2ebcdic(&(sbuf[sbuf_off]),&(sbuf[sbuf_off]),sbuf_len);
1855 i=raw_write_stdout(&(sbuf[sbuf_off]),sbuf_len);
1859 BIO_printf(bio_c_out,"DONE\n");
1873 else if (ssl_pending || FD_ISSET(SSL_get_fd(con),&readfds))
1876 { static int iiii; if (++iiii == 52) { SSL_renegotiate(con); iiii=0; } }
1879 k=SSL_read(con,sbuf,1024 /* BUFSIZZ */ );
1881 /* Demo for pending and peek :-) */
1882 k=SSL_read(con,sbuf,16);
1884 printf("read=%d pending=%d peek=%d\n",k,SSL_pending(con),SSL_peek(con,zbuf,10240));
1888 switch (SSL_get_error(con,k))
1890 case SSL_ERROR_NONE:
1899 case SSL_ERROR_WANT_WRITE:
1900 BIO_printf(bio_c_out,"read W BLOCK\n");
1904 case SSL_ERROR_WANT_READ:
1905 BIO_printf(bio_c_out,"read R BLOCK\n");
1908 if ((read_tty == 0) && (write_ssl == 0))
1911 case SSL_ERROR_WANT_X509_LOOKUP:
1912 BIO_printf(bio_c_out,"read X BLOCK\n");
1914 case SSL_ERROR_SYSCALL:
1915 ret=get_last_socket_error();
1917 BIO_puts(bio_err, "CONNECTION CLOSED BY SERVER\n");
1919 BIO_printf(bio_err,"read:errno=%d\n",ret);
1921 case SSL_ERROR_ZERO_RETURN:
1922 BIO_printf(bio_c_out,"closed\n");
1926 ERR_print_errors(bio_err);
1932 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1933 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1936 else if ((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
1938 #elif defined (OPENSSL_SYS_NETWARE)
1940 #elif defined(OPENSSL_SYS_BEOS_R5)
1943 else if (FD_ISSET(fileno(stdin),&readfds))
1950 i=raw_read_stdin(cbuf,BUFSIZZ/2);
1952 /* both loops are skipped when i <= 0 */
1953 for (j = 0; j < i; j++)
1954 if (cbuf[j] == '\n')
1956 for (j = i-1; j >= 0; j--)
1958 cbuf[j+lf_num] = cbuf[j];
1959 if (cbuf[j] == '\n')
1963 cbuf[j+lf_num] = '\r';
1966 assert(lf_num == 0);
1969 i=raw_read_stdin(cbuf,BUFSIZZ);
1971 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q')))
1973 BIO_printf(bio_err,"DONE\n");
1978 if ((!c_ign_eof) && (cbuf[0] == 'R'))
1980 BIO_printf(bio_err,"RENEGOTIATING\n");
1981 SSL_renegotiate(con);
1984 #ifndef OPENSSL_NO_HEARTBEATS
1985 else if ((!c_ign_eof) && (cbuf[0] == 'B'))
1987 BIO_printf(bio_err,"HEARTBEATING\n");
1996 #ifdef CHARSET_EBCDIC
1997 ebcdic2ascii(cbuf, cbuf, i);
2009 print_stuff(bio_c_out,con,full_log);
2011 SHUTDOWN(SSL_get_fd(con));
2016 print_stuff(bio_c_out,con,1);
2019 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2020 if (next_proto.data)
2021 OPENSSL_free(next_proto.data);
2023 if (ctx != NULL) SSL_CTX_free(ctx);
2027 sk_X509_CRL_pop_free(crls, X509_CRL_free);
2031 sk_X509_pop_free(chain, X509_free);
2035 X509_VERIFY_PARAM_free(vpm);
2036 ssl_excert_free(exc);
2038 sk_OPENSSL_STRING_free(ssl_args);
2040 SSL_CONF_CTX_free(cctx);
2041 #ifndef OPENSSL_NO_JPAKE
2042 if (jpake_secret && psk_key)
2043 OPENSSL_free(psk_key);
2045 if (cbuf != NULL) { OPENSSL_cleanse(cbuf,BUFSIZZ); OPENSSL_free(cbuf); }
2046 if (sbuf != NULL) { OPENSSL_cleanse(sbuf,BUFSIZZ); OPENSSL_free(sbuf); }
2047 if (mbuf != NULL) { OPENSSL_cleanse(mbuf,BUFSIZZ); OPENSSL_free(mbuf); }
2048 if (bio_c_out != NULL)
2050 BIO_free(bio_c_out);
2053 if (bio_c_msg != NULL)
2055 BIO_free(bio_c_msg);
2063 static void print_stuff(BIO *bio, SSL *s, int full)
2067 static const char *space=" ";
2070 STACK_OF(X509_NAME) *sk2;
2071 const SSL_CIPHER *c;
2074 #ifndef OPENSSL_NO_COMP
2075 const COMP_METHOD *comp, *expansion;
2077 unsigned char *exportedkeymat;
2081 int got_a_chain = 0;
2083 sk=SSL_get_peer_cert_chain(s);
2086 got_a_chain = 1; /* we don't have it for SSL2 (yet) */
2088 BIO_printf(bio,"---\nCertificate chain\n");
2089 for (i=0; i<sk_X509_num(sk); i++)
2091 X509_NAME_oneline(X509_get_subject_name(
2092 sk_X509_value(sk,i)),buf,sizeof buf);
2093 BIO_printf(bio,"%2d s:%s\n",i,buf);
2094 X509_NAME_oneline(X509_get_issuer_name(
2095 sk_X509_value(sk,i)),buf,sizeof buf);
2096 BIO_printf(bio," i:%s\n",buf);
2098 PEM_write_bio_X509(bio,sk_X509_value(sk,i));
2102 BIO_printf(bio,"---\n");
2103 peer=SSL_get_peer_certificate(s);
2106 BIO_printf(bio,"Server certificate\n");
2107 if (!(c_showcerts && got_a_chain)) /* Redundant if we showed the whole chain */
2108 PEM_write_bio_X509(bio,peer);
2109 X509_NAME_oneline(X509_get_subject_name(peer),
2111 BIO_printf(bio,"subject=%s\n",buf);
2112 X509_NAME_oneline(X509_get_issuer_name(peer),
2114 BIO_printf(bio,"issuer=%s\n",buf);
2117 BIO_printf(bio,"no peer certificate available\n");
2119 sk2=SSL_get_client_CA_list(s);
2120 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0))
2122 BIO_printf(bio,"---\nAcceptable client certificate CA names\n");
2123 for (i=0; i<sk_X509_NAME_num(sk2); i++)
2125 xn=sk_X509_NAME_value(sk2,i);
2126 X509_NAME_oneline(xn,buf,sizeof(buf));
2127 BIO_write(bio,buf,strlen(buf));
2128 BIO_write(bio,"\n",1);
2133 BIO_printf(bio,"---\nNo client certificate CA names sent\n");
2135 p=SSL_get_shared_ciphers(s,buf,sizeof buf);
2138 /* This works only for SSL 2. In later protocol
2139 * versions, the client does not know what other
2140 * ciphers (in addition to the one to be used
2141 * in the current connection) the server supports. */
2143 BIO_printf(bio,"---\nCiphers common between both SSL endpoints:\n");
2149 BIO_write(bio,space,15-j%25);
2152 BIO_write(bio,((i%3)?" ":"\n"),1);
2161 BIO_write(bio,"\n",1);
2164 ssl_print_sigalgs(bio, s);
2165 ssl_print_tmp_key(bio, s);
2167 BIO_printf(bio,"---\nSSL handshake has read %ld bytes and written %ld bytes\n",
2168 BIO_number_read(SSL_get_rbio(s)),
2169 BIO_number_written(SSL_get_wbio(s)));
2171 BIO_printf(bio,(SSL_cache_hit(s)?"---\nReused, ":"---\nNew, "));
2172 c=SSL_get_current_cipher(s);
2173 BIO_printf(bio,"%s, Cipher is %s\n",
2174 SSL_CIPHER_get_version(c),
2175 SSL_CIPHER_get_name(c));
2178 pktmp = X509_get_pubkey(peer);
2179 BIO_printf(bio,"Server public key is %d bit\n",
2180 EVP_PKEY_bits(pktmp));
2181 EVP_PKEY_free(pktmp);
2183 BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
2184 SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
2185 #ifndef OPENSSL_NO_COMP
2186 comp=SSL_get_current_compression(s);
2187 expansion=SSL_get_current_expansion(s);
2188 BIO_printf(bio,"Compression: %s\n",
2189 comp ? SSL_COMP_get_name(comp) : "NONE");
2190 BIO_printf(bio,"Expansion: %s\n",
2191 expansion ? SSL_COMP_get_name(expansion) : "NONE");
2196 /* Print out local port of connection: useful for debugging */
2198 struct sockaddr_in ladd;
2199 socklen_t ladd_size = sizeof(ladd);
2200 sock = SSL_get_fd(s);
2201 getsockname(sock, (struct sockaddr *)&ladd, &ladd_size);
2202 BIO_printf(bio_c_out, "LOCAL PORT is %u\n", ntohs(ladd.sin_port));
2206 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2207 if (next_proto.status != -1) {
2208 const unsigned char *proto;
2209 unsigned int proto_len;
2210 SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
2211 BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
2212 BIO_write(bio, proto, proto_len);
2213 BIO_write(bio, "\n", 1);
2218 SRTP_PROTECTION_PROFILE *srtp_profile=SSL_get_selected_srtp_profile(s);
2221 BIO_printf(bio,"SRTP Extension negotiated, profile=%s\n",
2222 srtp_profile->name);
2225 SSL_SESSION_print(bio,SSL_get_session(s));
2226 if (keymatexportlabel != NULL)
2228 BIO_printf(bio, "Keying material exporter:\n");
2229 BIO_printf(bio, " Label: '%s'\n", keymatexportlabel);
2230 BIO_printf(bio, " Length: %i bytes\n", keymatexportlen);
2231 exportedkeymat = OPENSSL_malloc(keymatexportlen);
2232 if (exportedkeymat != NULL)
2234 if (!SSL_export_keying_material(s, exportedkeymat,
2237 strlen(keymatexportlabel),
2240 BIO_printf(bio, " Error\n");
2244 BIO_printf(bio, " Keying material: ");
2245 for (i=0; i<keymatexportlen; i++)
2246 BIO_printf(bio, "%02X",
2248 BIO_printf(bio, "\n");
2250 OPENSSL_free(exportedkeymat);
2253 BIO_printf(bio,"---\n");
2256 /* flush, or debugging output gets mixed with http response */
2257 (void)BIO_flush(bio);
2260 #ifndef OPENSSL_NO_TLSEXT
2262 static int ocsp_resp_cb(SSL *s, void *arg)
2264 const unsigned char *p;
2267 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
2268 BIO_puts(arg, "OCSP response: ");
2271 BIO_puts(arg, "no response sent\n");
2274 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
2277 BIO_puts(arg, "response parse error\n");
2278 BIO_dump_indent(arg, (char *)p, len, 4);
2281 BIO_puts(arg, "\n======================================\n");
2282 OCSP_RESPONSE_print(arg, rsp, 0);
2283 BIO_puts(arg, "======================================\n");
2284 OCSP_RESPONSE_free(rsp);
2288 static int audit_proof_cb(SSL *s, void *arg)
2290 const unsigned char *proof;
2293 SSL_SESSION *sess = SSL_get_session(s);
2295 proof = SSL_SESSION_get_tlsext_authz_server_audit_proof(sess,
2299 BIO_printf(bio_c_out, "Audit proof: ");
2300 for (i = 0; i < proof_len; ++i)
2301 BIO_printf(bio_c_out, "%02X", proof[i]);
2302 BIO_printf(bio_c_out, "\n");
2306 BIO_printf(bio_c_out, "No audit proof found.\n");