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 char *jpake_secret = NULL;
627 #ifndef OPENSSL_NO_SRP
628 char * srppass = NULL;
629 int srp_lateuser = 0;
630 SRP_ARG srp_arg = {NULL,NULL,0,0,0,1024};
632 SSL_EXCERT *exc = NULL;
634 SSL_CONF_CTX *cctx = NULL;
635 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
637 char *crl_file = NULL;
638 int crl_format = FORMAT_PEM;
639 int crl_download = 0;
640 STACK_OF(X509_CRL) *crls = NULL;
642 meth=SSLv23_client_method();
653 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
655 if (!load_config(bio_err, NULL))
657 cctx = SSL_CONF_CTX_new();
660 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CLIENT);
661 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CMDLINE);
663 if ( ((cbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
664 ((sbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
665 ((mbuf=OPENSSL_malloc(BUFSIZZ)) == NULL))
667 BIO_printf(bio_err,"out of memory\n");
672 verify_error=X509_V_OK;
681 if (strcmp(*argv,"-host") == 0)
683 if (--argc < 1) goto bad;
686 else if (strcmp(*argv,"-port") == 0)
688 if (--argc < 1) goto bad;
689 port=atoi(*(++argv));
690 if (port == 0) goto bad;
692 else if (strcmp(*argv,"-connect") == 0)
694 if (--argc < 1) goto bad;
695 if (!extract_host_port(*(++argv),&host,NULL,&port))
698 else if (strcmp(*argv,"-verify") == 0)
700 verify=SSL_VERIFY_PEER;
701 if (--argc < 1) goto bad;
702 verify_depth=atoi(*(++argv));
704 BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
706 else if (strcmp(*argv,"-cert") == 0)
708 if (--argc < 1) goto bad;
709 cert_file= *(++argv);
711 else if (strcmp(*argv,"-CRL") == 0)
713 if (--argc < 1) goto bad;
716 else if (strcmp(*argv,"-crl_download") == 0)
718 else if (strcmp(*argv,"-sess_out") == 0)
720 if (--argc < 1) goto bad;
721 sess_out = *(++argv);
723 else if (strcmp(*argv,"-sess_in") == 0)
725 if (--argc < 1) goto bad;
728 else if (strcmp(*argv,"-certform") == 0)
730 if (--argc < 1) goto bad;
731 cert_format = str2fmt(*(++argv));
733 else if (strcmp(*argv,"-CRLform") == 0)
735 if (--argc < 1) goto bad;
736 crl_format = str2fmt(*(++argv));
738 else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm))
744 else if (strcmp(*argv,"-verify_return_error") == 0)
745 verify_return_error = 1;
746 else if (strcmp(*argv,"-verify_quiet") == 0)
748 else if (strcmp(*argv,"-brief") == 0)
754 else if (args_excert(&argv, &argc, &badarg, bio_err, &exc))
760 else if (args_ssl(&argv, &argc, cctx, &badarg, bio_err, &ssl_args))
766 else if (strcmp(*argv,"-prexit") == 0)
768 else if (strcmp(*argv,"-crlf") == 0)
770 else if (strcmp(*argv,"-quiet") == 0)
775 else if (strcmp(*argv,"-ign_eof") == 0)
777 else if (strcmp(*argv,"-no_ign_eof") == 0)
779 else if (strcmp(*argv,"-pause") == 0)
781 else if (strcmp(*argv,"-debug") == 0)
783 #ifndef OPENSSL_NO_TLSEXT
784 else if (strcmp(*argv,"-tlsextdebug") == 0)
786 else if (strcmp(*argv,"-status") == 0)
788 else if (strcmp(*argv,"-proof_debug") == 0)
792 else if (strcmp(*argv,"-wdebug") == 0)
795 else if (strcmp(*argv,"-msg") == 0)
797 else if (strcmp(*argv,"-msgfile") == 0)
799 if (--argc < 1) goto bad;
800 bio_c_msg = BIO_new_file(*(++argv), "w");
802 #ifndef OPENSSL_NO_SSL_TRACE
803 else if (strcmp(*argv,"-trace") == 0)
806 else if (strcmp(*argv,"-showcerts") == 0)
808 else if (strcmp(*argv,"-nbio_test") == 0)
810 else if (strcmp(*argv,"-state") == 0)
812 #ifndef OPENSSL_NO_PSK
813 else if (strcmp(*argv,"-psk_identity") == 0)
815 if (--argc < 1) goto bad;
816 psk_identity=*(++argv);
818 else if (strcmp(*argv,"-psk") == 0)
822 if (--argc < 1) goto bad;
824 for (j = 0; j < strlen(psk_key); j++)
826 if (isxdigit((unsigned char)psk_key[j]))
828 BIO_printf(bio_err,"Not a hex number '%s'\n",*argv);
833 #ifndef OPENSSL_NO_SRP
834 else if (strcmp(*argv,"-srpuser") == 0)
836 if (--argc < 1) goto bad;
837 srp_arg.srplogin= *(++argv);
838 meth=TLSv1_client_method();
840 else if (strcmp(*argv,"-srppass") == 0)
842 if (--argc < 1) goto bad;
844 meth=TLSv1_client_method();
846 else if (strcmp(*argv,"-srp_strength") == 0)
848 if (--argc < 1) goto bad;
849 srp_arg.strength=atoi(*(++argv));
850 BIO_printf(bio_err,"SRP minimal length for N is %d\n",srp_arg.strength);
851 meth=TLSv1_client_method();
853 else if (strcmp(*argv,"-srp_lateuser") == 0)
856 meth=TLSv1_client_method();
858 else if (strcmp(*argv,"-srp_moregroups") == 0)
861 meth=TLSv1_client_method();
864 #ifndef OPENSSL_NO_SSL2
865 else if (strcmp(*argv,"-ssl2") == 0)
866 meth=SSLv2_client_method();
868 #ifndef OPENSSL_NO_SSL3
869 else if (strcmp(*argv,"-ssl3") == 0)
870 meth=SSLv3_client_method();
872 #ifndef OPENSSL_NO_TLS1
873 else if (strcmp(*argv,"-tls1_2") == 0)
874 meth=TLSv1_2_client_method();
875 else if (strcmp(*argv,"-tls1_1") == 0)
876 meth=TLSv1_1_client_method();
877 else if (strcmp(*argv,"-tls1") == 0)
878 meth=TLSv1_client_method();
880 #ifndef OPENSSL_NO_DTLS1
881 else if (strcmp(*argv,"-dtls1") == 0)
883 meth=DTLSv1_client_method();
884 socket_type=SOCK_DGRAM;
886 else if (strcmp(*argv,"-timeout") == 0)
888 else if (strcmp(*argv,"-mtu") == 0)
890 if (--argc < 1) goto bad;
891 socket_mtu = atol(*(++argv));
894 else if (strcmp(*argv,"-keyform") == 0)
896 if (--argc < 1) goto bad;
897 key_format = str2fmt(*(++argv));
899 else if (strcmp(*argv,"-pass") == 0)
901 if (--argc < 1) goto bad;
904 else if (strcmp(*argv,"-cert_chain") == 0)
906 if (--argc < 1) goto bad;
907 chain_file= *(++argv);
909 else if (strcmp(*argv,"-key") == 0)
911 if (--argc < 1) goto bad;
914 else if (strcmp(*argv,"-reconnect") == 0)
918 else if (strcmp(*argv,"-CApath") == 0)
920 if (--argc < 1) goto bad;
923 else if (strcmp(*argv,"-chainCApath") == 0)
925 if (--argc < 1) goto bad;
928 else if (strcmp(*argv,"-verifyCApath") == 0)
930 if (--argc < 1) goto bad;
931 vfyCApath= *(++argv);
933 else if (strcmp(*argv,"-build_chain") == 0)
935 else if (strcmp(*argv,"-CAfile") == 0)
937 if (--argc < 1) goto bad;
940 else if (strcmp(*argv,"-chainCAfile") == 0)
942 if (--argc < 1) goto bad;
945 else if (strcmp(*argv,"-verifyCAfile") == 0)
947 if (--argc < 1) goto bad;
948 vfyCAfile= *(++argv);
950 #ifndef OPENSSL_NO_TLSEXT
951 # ifndef OPENSSL_NO_NEXTPROTONEG
952 else if (strcmp(*argv,"-nextprotoneg") == 0)
954 if (--argc < 1) goto bad;
955 next_proto_neg_in = *(++argv);
960 else if (strcmp(*argv,"-nbio") == 0)
963 else if (strcmp(*argv,"-starttls") == 0)
965 if (--argc < 1) goto bad;
967 if (strcmp(*argv,"smtp") == 0)
968 starttls_proto = PROTO_SMTP;
969 else if (strcmp(*argv,"pop3") == 0)
970 starttls_proto = PROTO_POP3;
971 else if (strcmp(*argv,"imap") == 0)
972 starttls_proto = PROTO_IMAP;
973 else if (strcmp(*argv,"ftp") == 0)
974 starttls_proto = PROTO_FTP;
975 else if (strcmp(*argv, "xmpp") == 0)
976 starttls_proto = PROTO_XMPP;
980 #ifndef OPENSSL_NO_ENGINE
981 else if (strcmp(*argv,"-engine") == 0)
983 if (--argc < 1) goto bad;
984 engine_id = *(++argv);
986 else if (strcmp(*argv,"-ssl_client_engine") == 0)
988 if (--argc < 1) goto bad;
989 ssl_client_engine_id = *(++argv);
992 else if (strcmp(*argv,"-rand") == 0)
994 if (--argc < 1) goto bad;
997 #ifndef OPENSSL_NO_TLSEXT
998 else if (strcmp(*argv,"-servername") == 0)
1000 if (--argc < 1) goto bad;
1001 servername= *(++argv);
1002 /* meth=TLSv1_client_method(); */
1005 #ifndef OPENSSL_NO_JPAKE
1006 else if (strcmp(*argv,"-jpake") == 0)
1008 if (--argc < 1) goto bad;
1009 jpake_secret = *++argv;
1012 else if (strcmp(*argv,"-use_srtp") == 0)
1014 if (--argc < 1) goto bad;
1015 srtp_profiles = *(++argv);
1017 else if (strcmp(*argv,"-keymatexport") == 0)
1019 if (--argc < 1) goto bad;
1020 keymatexportlabel= *(++argv);
1022 else if (strcmp(*argv,"-keymatexportlen") == 0)
1024 if (--argc < 1) goto bad;
1025 keymatexportlen=atoi(*(++argv));
1026 if (keymatexportlen == 0) goto bad;
1030 BIO_printf(bio_err,"unknown option %s\n",*argv);
1044 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1050 "Can't use JPAKE and PSK together\n");
1053 psk_identity = "JPAKE";
1058 BIO_printf(bio_err, "JPAKE sets cipher to PSK\n");
1064 OpenSSL_add_ssl_algorithms();
1065 SSL_load_error_strings();
1067 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1068 next_proto.status = -1;
1069 if (next_proto_neg_in)
1071 next_proto.data = next_protos_parse(&next_proto.len, next_proto_neg_in);
1072 if (next_proto.data == NULL)
1074 BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n");
1079 next_proto.data = NULL;
1082 #ifndef OPENSSL_NO_ENGINE
1083 e = setup_engine(bio_err, engine_id, 1);
1084 if (ssl_client_engine_id)
1086 ssl_client_engine = ENGINE_by_id(ssl_client_engine_id);
1087 if (!ssl_client_engine)
1090 "Error getting client auth engine\n");
1096 if (!app_passwd(bio_err, passarg, NULL, &pass, NULL))
1098 BIO_printf(bio_err, "Error getting password\n");
1102 if (key_file == NULL)
1103 key_file = cert_file;
1110 key = load_key(bio_err, key_file, key_format, 0, pass, e,
1111 "client certificate private key file");
1114 ERR_print_errors(bio_err);
1123 cert = load_cert(bio_err,cert_file,cert_format,
1124 NULL, e, "client certificate file");
1128 ERR_print_errors(bio_err);
1135 chain = load_certs(bio_err, chain_file,FORMAT_PEM,
1136 NULL, e, "client certificate chain");
1144 crl = load_crl(crl_file, crl_format);
1147 BIO_puts(bio_err, "Error loading CRL\n");
1148 ERR_print_errors(bio_err);
1151 crls = sk_X509_CRL_new_null();
1152 if (!crls || !sk_X509_CRL_push(crls, crl))
1154 BIO_puts(bio_err, "Error adding CRL\n");
1155 ERR_print_errors(bio_err);
1161 if (!load_excert(&exc, bio_err))
1164 if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
1167 BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
1170 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
1171 app_RAND_load_files(inrand));
1173 if (bio_c_out == NULL)
1175 if (c_quiet && !c_debug)
1177 bio_c_out=BIO_new(BIO_s_null());
1178 if (c_msg && !bio_c_msg)
1179 bio_c_msg=BIO_new_fp(stdout,BIO_NOCLOSE);
1183 if (bio_c_out == NULL)
1184 bio_c_out=BIO_new_fp(stdout,BIO_NOCLOSE);
1188 #ifndef OPENSSL_NO_SRP
1189 if(!app_passwd(bio_err, srppass, NULL, &srp_arg.srppassin, NULL))
1191 BIO_printf(bio_err, "Error getting password\n");
1196 ctx=SSL_CTX_new(meth);
1199 ERR_print_errors(bio_err);
1204 SSL_CTX_set1_param(ctx, vpm);
1206 if (!args_ssl_call(ctx, bio_err, cctx, ssl_args, 1))
1208 ERR_print_errors(bio_err);
1212 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1213 crls, crl_download))
1215 BIO_printf(bio_err, "Error loading store locations\n");
1216 ERR_print_errors(bio_err);
1220 #ifndef OPENSSL_NO_ENGINE
1221 if (ssl_client_engine)
1223 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine))
1225 BIO_puts(bio_err, "Error setting client auth engine\n");
1226 ERR_print_errors(bio_err);
1227 ENGINE_free(ssl_client_engine);
1230 ENGINE_free(ssl_client_engine);
1234 #ifndef OPENSSL_NO_PSK
1235 #ifdef OPENSSL_NO_JPAKE
1236 if (psk_key != NULL)
1238 if (psk_key != NULL || jpake_secret)
1242 BIO_printf(bio_c_out, "PSK key given or JPAKE in use, setting client callback\n");
1243 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
1245 if (srtp_profiles != NULL)
1246 SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles);
1248 if (exc) ssl_ctx_set_excert(ctx, exc);
1249 /* DTLS: partial reads end up discarding unread UDP bytes :-(
1250 * Setting read ahead solves this problem.
1252 if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
1254 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1255 if (next_proto.data)
1256 SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
1259 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
1262 SSL_CTX_set_cipher_list(ctx,getenv("SSL_CIPHER"));
1265 SSL_CTX_set_verify(ctx,verify,verify_callback);
1267 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
1268 (!SSL_CTX_set_default_verify_paths(ctx)))
1270 /* BIO_printf(bio_err,"error setting default verify locations\n"); */
1271 ERR_print_errors(bio_err);
1275 ssl_ctx_add_crls(ctx, crls, crl_download);
1277 if (!set_cert_key_stuff(ctx,cert,key,chain,build_chain))
1280 #ifndef OPENSSL_NO_TLSEXT
1281 if (servername != NULL)
1283 tlsextcbp.biodebug = bio_err;
1284 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1285 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1287 #ifndef OPENSSL_NO_SRP
1288 if (srp_arg.srplogin)
1290 if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin))
1292 BIO_printf(bio_err,"Unable to set SRP username\n");
1295 srp_arg.msg = c_msg;
1296 srp_arg.debug = c_debug ;
1297 SSL_CTX_set_srp_cb_arg(ctx,&srp_arg);
1298 SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
1299 SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
1300 if (c_msg || c_debug || srp_arg.amp == 0)
1301 SSL_CTX_set_srp_verify_param_callback(ctx, ssl_srp_verify_param_cb);
1306 SSL_CTX_set_tlsext_authz_server_audit_proof_cb(ctx,
1314 BIO *stmp = BIO_new_file(sess_in, "r");
1317 BIO_printf(bio_err, "Can't open session file %s\n",
1319 ERR_print_errors(bio_err);
1322 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1326 BIO_printf(bio_err, "Can't open session file %s\n",
1328 ERR_print_errors(bio_err);
1331 SSL_set_session(con, sess);
1332 SSL_SESSION_free(sess);
1334 #ifndef OPENSSL_NO_TLSEXT
1335 if (servername != NULL)
1337 if (!SSL_set_tlsext_host_name(con,servername))
1339 BIO_printf(bio_err,"Unable to set TLS servername extension.\n");
1340 ERR_print_errors(bio_err);
1345 #ifndef OPENSSL_NO_KRB5
1346 if (con && (kctx = kssl_ctx_new()) != NULL)
1348 SSL_set0_kssl_ctx(con, kctx);
1349 kssl_ctx_setstring(kctx, KSSL_SERVER, host);
1351 #endif /* OPENSSL_NO_KRB5 */
1352 /* SSL_set_cipher_list(con,"RC4-MD5"); */
1354 #ifdef TLSEXT_TYPE_opaque_prf_input
1355 SSL_set_tlsext_opaque_prf_input(con, "Test client", 11);
1361 if (init_client(&s,host,port,socket_type) == 0)
1363 BIO_printf(bio_err,"connect:errno=%d\n",get_last_socket_error());
1367 BIO_printf(bio_c_out,"CONNECTED(%08X)\n",s);
1373 BIO_printf(bio_c_out,"turning on non blocking io\n");
1374 if (BIO_socket_ioctl(s,FIONBIO,&l) < 0)
1376 ERR_print_errors(bio_err);
1381 if (c_Pause & 0x01) SSL_set_debug(con, 1);
1383 if ( SSL_version(con) == DTLS1_VERSION)
1386 sbio=BIO_new_dgram(s,BIO_NOCLOSE);
1387 if (getsockname(s, &peer, (void *)&peerlen) < 0)
1389 BIO_printf(bio_err, "getsockname:errno=%d\n",
1390 get_last_socket_error());
1395 (void)BIO_ctrl_set_connected(sbio, 1, &peer);
1397 if (enable_timeouts)
1400 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1401 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1404 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1405 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1408 if (socket_mtu > 28)
1410 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1411 SSL_set_mtu(con, socket_mtu - 28);
1414 /* want to do MTU discovery */
1415 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1418 sbio=BIO_new_socket(s,BIO_NOCLOSE);
1424 test=BIO_new(BIO_f_nbio_test());
1425 sbio=BIO_push(test,sbio);
1430 SSL_set_debug(con, 1);
1431 BIO_set_callback(sbio,bio_dump_callback);
1432 BIO_set_callback_arg(sbio,(char *)bio_c_out);
1436 #ifndef OPENSSL_NO_SSL_TRACE
1438 SSL_set_msg_callback(con, SSL_trace);
1441 SSL_set_msg_callback(con, msg_cb);
1442 SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out);
1444 #ifndef OPENSSL_NO_TLSEXT
1447 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1448 SSL_set_tlsext_debug_arg(con, bio_c_out);
1452 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1453 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
1454 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
1457 STACK_OF(OCSP_RESPID) *ids = sk_OCSP_RESPID_new_null();
1458 OCSP_RESPID *id = OCSP_RESPID_new();
1459 id->value.byKey = ASN1_OCTET_STRING_new();
1460 id->type = V_OCSP_RESPID_KEY;
1461 ASN1_STRING_set(id->value.byKey, "Hello World", -1);
1462 sk_OCSP_RESPID_push(ids, id);
1463 SSL_set_tlsext_status_ids(con, ids);
1468 #ifndef OPENSSL_NO_JPAKE
1470 jpake_client_auth(bio_c_out, sbio, jpake_secret);
1473 SSL_set_bio(con,sbio,sbio);
1474 SSL_set_connect_state(con);
1476 /* ok, lets connect */
1477 width=SSL_get_fd(con)+1;
1490 /* This is an ugly hack that does a lot of assumptions */
1491 /* We do have to handle multi-line responses which may come
1492 in a single packet or not. We therefore have to use
1493 BIO_gets() which does need a buffering BIO. So during
1494 the initial chitchat we do push a buffering BIO into the
1495 chain that is removed again later on to not disturb the
1496 rest of the s_client operation. */
1497 if (starttls_proto == PROTO_SMTP)
1500 BIO *fbio = BIO_new(BIO_f_buffer());
1501 BIO_push(fbio, sbio);
1502 /* wait for multi-line response to end from SMTP */
1505 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1507 while (mbuf_len>3 && mbuf[3]=='-');
1508 /* STARTTLS command requires EHLO... */
1509 BIO_printf(fbio,"EHLO openssl.client.net\r\n");
1510 (void)BIO_flush(fbio);
1511 /* wait for multi-line response to end EHLO SMTP response */
1514 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1515 if (strstr(mbuf,"STARTTLS"))
1518 while (mbuf_len>3 && mbuf[3]=='-');
1519 (void)BIO_flush(fbio);
1524 "didn't found starttls in server response,"
1525 " try anyway...\n");
1526 BIO_printf(sbio,"STARTTLS\r\n");
1527 BIO_read(sbio,sbuf,BUFSIZZ);
1529 else if (starttls_proto == PROTO_POP3)
1531 BIO_read(sbio,mbuf,BUFSIZZ);
1532 BIO_printf(sbio,"STLS\r\n");
1533 BIO_read(sbio,sbuf,BUFSIZZ);
1535 else if (starttls_proto == PROTO_IMAP)
1538 BIO *fbio = BIO_new(BIO_f_buffer());
1539 BIO_push(fbio, sbio);
1540 BIO_gets(fbio,mbuf,BUFSIZZ);
1541 /* STARTTLS command requires CAPABILITY... */
1542 BIO_printf(fbio,". CAPABILITY\r\n");
1543 (void)BIO_flush(fbio);
1544 /* wait for multi-line CAPABILITY response */
1547 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1548 if (strstr(mbuf,"STARTTLS"))
1551 while (mbuf_len>3 && mbuf[0]!='.');
1552 (void)BIO_flush(fbio);
1557 "didn't found STARTTLS in server response,"
1558 " try anyway...\n");
1559 BIO_printf(sbio,". STARTTLS\r\n");
1560 BIO_read(sbio,sbuf,BUFSIZZ);
1562 else if (starttls_proto == PROTO_FTP)
1564 BIO *fbio = BIO_new(BIO_f_buffer());
1565 BIO_push(fbio, sbio);
1566 /* wait for multi-line response to end from FTP */
1569 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1571 while (mbuf_len>3 && mbuf[3]=='-');
1572 (void)BIO_flush(fbio);
1575 BIO_printf(sbio,"AUTH TLS\r\n");
1576 BIO_read(sbio,sbuf,BUFSIZZ);
1578 if (starttls_proto == PROTO_XMPP)
1581 BIO_printf(sbio,"<stream:stream "
1582 "xmlns:stream='http://etherx.jabber.org/streams' "
1583 "xmlns='jabber:client' to='%s' version='1.0'>", host);
1584 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1586 while (!strstr(mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'"))
1588 if (strstr(mbuf, "/stream:features>"))
1590 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1593 BIO_printf(sbio, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1594 seen = BIO_read(sbio,sbuf,BUFSIZZ);
1596 if (!strstr(sbuf, "<proceed"))
1606 if ((SSL_version(con) == DTLS1_VERSION) &&
1607 DTLSv1_get_timeout(con, &timeout))
1608 timeoutp = &timeout;
1612 if (SSL_in_init(con) && !SSL_total_renegotiations(con))
1623 #if 0 /* This test doesn't really work as intended (needs to be fixed) */
1624 #ifndef OPENSSL_NO_TLSEXT
1625 if (servername != NULL && !SSL_session_reused(con))
1627 BIO_printf(bio_c_out,"Server did %sacknowledge servername extension.\n",tlsextcbp.ack?"":"not ");
1633 BIO *stmp = BIO_new_file(sess_out, "w");
1636 PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
1640 BIO_printf(bio_err, "Error writing session file %s\n", sess_out);
1645 "CONNECTION ESTABLISHED\n");
1646 print_ssl_summary(bio_err, con);
1648 print_stuff(bio_c_out,con,full_log);
1649 if (full_log > 0) full_log--;
1653 BIO_printf(bio_err,"%s",mbuf);
1654 /* We don't need to know any more */
1655 starttls_proto = PROTO_OFF;
1661 BIO_printf(bio_c_out,"drop connection and then reconnect\n");
1663 SSL_set_connect_state(con);
1664 SHUTDOWN(SSL_get_fd(con));
1670 ssl_pending = read_ssl && SSL_pending(con);
1674 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined (OPENSSL_SYS_BEOS_R5)
1677 if (read_tty) openssl_fdset(fileno(stdin),&readfds);
1678 if (write_tty) openssl_fdset(fileno(stdout),&writefds);
1681 openssl_fdset(SSL_get_fd(con),&readfds);
1683 openssl_fdset(SSL_get_fd(con),&writefds);
1685 if(!tty_on || !write_tty) {
1687 openssl_fdset(SSL_get_fd(con),&readfds);
1689 openssl_fdset(SSL_get_fd(con),&writefds);
1692 /* printf("mode tty(%d %d%d) ssl(%d%d)\n",
1693 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
1695 /* Note: under VMS with SOCKETSHR the second parameter
1696 * is currently of type (int *) whereas under other
1697 * systems it is (void *) if you don't have a cast it
1698 * will choke the compiler: if you do have a cast then
1699 * you can either go for (int *) or (void *).
1701 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1702 /* Under Windows/DOS we make the assumption that we can
1703 * always write to the tty: therefore if we need to
1704 * write to the tty we just fall through. Otherwise
1705 * we timeout the select every second and see if there
1706 * are any keypresses. Note: this is a hack, in a proper
1707 * Windows application we wouldn't do this.
1714 i=select(width,(void *)&readfds,(void *)&writefds,
1716 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1717 if(!i && (!_kbhit() || !read_tty) ) continue;
1719 if(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue;
1721 } else i=select(width,(void *)&readfds,(void *)&writefds,
1724 #elif defined(OPENSSL_SYS_NETWARE)
1729 i=select(width,(void *)&readfds,(void *)&writefds,
1731 } else i=select(width,(void *)&readfds,(void *)&writefds,
1734 #elif defined(OPENSSL_SYS_BEOS_R5)
1735 /* Under BeOS-R5 the situation is similar to DOS */
1738 (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK);
1743 i=select(width,(void *)&readfds,(void *)&writefds,
1745 if (read(fileno(stdin), sbuf, 0) >= 0)
1747 if (!i && (stdin_set != 1 || !read_tty))
1749 } else i=select(width,(void *)&readfds,(void *)&writefds,
1752 (void)fcntl(fileno(stdin), F_SETFL, 0);
1754 i=select(width,(void *)&readfds,(void *)&writefds,
1759 BIO_printf(bio_err,"bad select %d\n",
1760 get_last_socket_error());
1766 if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0)
1768 BIO_printf(bio_err,"TIMEOUT occured\n");
1771 if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds))
1773 k=SSL_write(con,&(cbuf[cbuf_off]),
1774 (unsigned int)cbuf_len);
1775 switch (SSL_get_error(con,k))
1777 case SSL_ERROR_NONE:
1780 if (k <= 0) goto end;
1781 /* we have done a write(con,NULL,0); */
1787 else /* if (cbuf_len > 0) */
1793 case SSL_ERROR_WANT_WRITE:
1794 BIO_printf(bio_c_out,"write W BLOCK\n");
1798 case SSL_ERROR_WANT_READ:
1799 BIO_printf(bio_c_out,"write R BLOCK\n");
1804 case SSL_ERROR_WANT_X509_LOOKUP:
1805 BIO_printf(bio_c_out,"write X BLOCK\n");
1807 case SSL_ERROR_ZERO_RETURN:
1810 BIO_printf(bio_c_out,"shutdown\n");
1821 case SSL_ERROR_SYSCALL:
1822 if ((k != 0) || (cbuf_len != 0))
1824 BIO_printf(bio_err,"write:errno=%d\n",
1825 get_last_socket_error());
1835 ERR_print_errors(bio_err);
1839 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
1840 /* Assume Windows/DOS/BeOS can always write */
1841 else if (!ssl_pending && write_tty)
1843 else if (!ssl_pending && FD_ISSET(fileno(stdout),&writefds))
1846 #ifdef CHARSET_EBCDIC
1847 ascii2ebcdic(&(sbuf[sbuf_off]),&(sbuf[sbuf_off]),sbuf_len);
1849 i=raw_write_stdout(&(sbuf[sbuf_off]),sbuf_len);
1853 BIO_printf(bio_c_out,"DONE\n");
1867 else if (ssl_pending || FD_ISSET(SSL_get_fd(con),&readfds))
1870 { static int iiii; if (++iiii == 52) { SSL_renegotiate(con); iiii=0; } }
1873 k=SSL_read(con,sbuf,1024 /* BUFSIZZ */ );
1875 /* Demo for pending and peek :-) */
1876 k=SSL_read(con,sbuf,16);
1878 printf("read=%d pending=%d peek=%d\n",k,SSL_pending(con),SSL_peek(con,zbuf,10240));
1882 switch (SSL_get_error(con,k))
1884 case SSL_ERROR_NONE:
1893 case SSL_ERROR_WANT_WRITE:
1894 BIO_printf(bio_c_out,"read W BLOCK\n");
1898 case SSL_ERROR_WANT_READ:
1899 BIO_printf(bio_c_out,"read R BLOCK\n");
1902 if ((read_tty == 0) && (write_ssl == 0))
1905 case SSL_ERROR_WANT_X509_LOOKUP:
1906 BIO_printf(bio_c_out,"read X BLOCK\n");
1908 case SSL_ERROR_SYSCALL:
1909 ret=get_last_socket_error();
1911 BIO_puts(bio_err, "CONNECTION CLOSED BY SERVER\n");
1913 BIO_printf(bio_err,"read:errno=%d\n",ret);
1915 case SSL_ERROR_ZERO_RETURN:
1916 BIO_printf(bio_c_out,"closed\n");
1920 ERR_print_errors(bio_err);
1926 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1927 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1930 else if ((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
1932 #elif defined (OPENSSL_SYS_NETWARE)
1934 #elif defined(OPENSSL_SYS_BEOS_R5)
1937 else if (FD_ISSET(fileno(stdin),&readfds))
1944 i=raw_read_stdin(cbuf,BUFSIZZ/2);
1946 /* both loops are skipped when i <= 0 */
1947 for (j = 0; j < i; j++)
1948 if (cbuf[j] == '\n')
1950 for (j = i-1; j >= 0; j--)
1952 cbuf[j+lf_num] = cbuf[j];
1953 if (cbuf[j] == '\n')
1957 cbuf[j+lf_num] = '\r';
1960 assert(lf_num == 0);
1963 i=raw_read_stdin(cbuf,BUFSIZZ);
1965 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q')))
1967 BIO_printf(bio_err,"DONE\n");
1972 if ((!c_ign_eof) && (cbuf[0] == 'R'))
1974 BIO_printf(bio_err,"RENEGOTIATING\n");
1975 SSL_renegotiate(con);
1978 #ifndef OPENSSL_NO_HEARTBEATS
1979 else if ((!c_ign_eof) && (cbuf[0] == 'B'))
1981 BIO_printf(bio_err,"HEARTBEATING\n");
1990 #ifdef CHARSET_EBCDIC
1991 ebcdic2ascii(cbuf, cbuf, i);
2003 print_stuff(bio_c_out,con,full_log);
2005 SHUTDOWN(SSL_get_fd(con));
2010 print_stuff(bio_c_out,con,1);
2013 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2014 if (next_proto.data)
2015 OPENSSL_free(next_proto.data);
2017 if (ctx != NULL) SSL_CTX_free(ctx);
2021 sk_X509_CRL_pop_free(crls, X509_CRL_free);
2025 sk_X509_pop_free(chain, X509_free);
2029 X509_VERIFY_PARAM_free(vpm);
2030 ssl_excert_free(exc);
2032 sk_OPENSSL_STRING_free(ssl_args);
2034 SSL_CONF_CTX_free(cctx);
2035 if (cbuf != NULL) { OPENSSL_cleanse(cbuf,BUFSIZZ); OPENSSL_free(cbuf); }
2036 if (sbuf != NULL) { OPENSSL_cleanse(sbuf,BUFSIZZ); OPENSSL_free(sbuf); }
2037 if (mbuf != NULL) { OPENSSL_cleanse(mbuf,BUFSIZZ); OPENSSL_free(mbuf); }
2038 if (bio_c_out != NULL)
2040 BIO_free(bio_c_out);
2043 if (bio_c_msg != NULL)
2045 BIO_free(bio_c_msg);
2053 static void print_stuff(BIO *bio, SSL *s, int full)
2057 static const char *space=" ";
2060 STACK_OF(X509_NAME) *sk2;
2061 const SSL_CIPHER *c;
2064 #ifndef OPENSSL_NO_COMP
2065 const COMP_METHOD *comp, *expansion;
2067 unsigned char *exportedkeymat;
2071 int got_a_chain = 0;
2073 sk=SSL_get_peer_cert_chain(s);
2076 got_a_chain = 1; /* we don't have it for SSL2 (yet) */
2078 BIO_printf(bio,"---\nCertificate chain\n");
2079 for (i=0; i<sk_X509_num(sk); i++)
2081 X509_NAME_oneline(X509_get_subject_name(
2082 sk_X509_value(sk,i)),buf,sizeof buf);
2083 BIO_printf(bio,"%2d s:%s\n",i,buf);
2084 X509_NAME_oneline(X509_get_issuer_name(
2085 sk_X509_value(sk,i)),buf,sizeof buf);
2086 BIO_printf(bio," i:%s\n",buf);
2088 PEM_write_bio_X509(bio,sk_X509_value(sk,i));
2092 BIO_printf(bio,"---\n");
2093 peer=SSL_get_peer_certificate(s);
2096 BIO_printf(bio,"Server certificate\n");
2097 if (!(c_showcerts && got_a_chain)) /* Redundant if we showed the whole chain */
2098 PEM_write_bio_X509(bio,peer);
2099 X509_NAME_oneline(X509_get_subject_name(peer),
2101 BIO_printf(bio,"subject=%s\n",buf);
2102 X509_NAME_oneline(X509_get_issuer_name(peer),
2104 BIO_printf(bio,"issuer=%s\n",buf);
2107 BIO_printf(bio,"no peer certificate available\n");
2109 sk2=SSL_get_client_CA_list(s);
2110 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0))
2112 BIO_printf(bio,"---\nAcceptable client certificate CA names\n");
2113 for (i=0; i<sk_X509_NAME_num(sk2); i++)
2115 xn=sk_X509_NAME_value(sk2,i);
2116 X509_NAME_oneline(xn,buf,sizeof(buf));
2117 BIO_write(bio,buf,strlen(buf));
2118 BIO_write(bio,"\n",1);
2123 BIO_printf(bio,"---\nNo client certificate CA names sent\n");
2125 p=SSL_get_shared_ciphers(s,buf,sizeof buf);
2128 /* This works only for SSL 2. In later protocol
2129 * versions, the client does not know what other
2130 * ciphers (in addition to the one to be used
2131 * in the current connection) the server supports. */
2133 BIO_printf(bio,"---\nCiphers common between both SSL endpoints:\n");
2139 BIO_write(bio,space,15-j%25);
2142 BIO_write(bio,((i%3)?" ":"\n"),1);
2151 BIO_write(bio,"\n",1);
2154 ssl_print_sigalgs(bio, s);
2155 ssl_print_tmp_key(bio, s);
2157 BIO_printf(bio,"---\nSSL handshake has read %ld bytes and written %ld bytes\n",
2158 BIO_number_read(SSL_get_rbio(s)),
2159 BIO_number_written(SSL_get_wbio(s)));
2161 BIO_printf(bio,(SSL_cache_hit(s)?"---\nReused, ":"---\nNew, "));
2162 c=SSL_get_current_cipher(s);
2163 BIO_printf(bio,"%s, Cipher is %s\n",
2164 SSL_CIPHER_get_version(c),
2165 SSL_CIPHER_get_name(c));
2168 pktmp = X509_get_pubkey(peer);
2169 BIO_printf(bio,"Server public key is %d bit\n",
2170 EVP_PKEY_bits(pktmp));
2171 EVP_PKEY_free(pktmp);
2173 BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
2174 SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
2175 #ifndef OPENSSL_NO_COMP
2176 comp=SSL_get_current_compression(s);
2177 expansion=SSL_get_current_expansion(s);
2178 BIO_printf(bio,"Compression: %s\n",
2179 comp ? SSL_COMP_get_name(comp) : "NONE");
2180 BIO_printf(bio,"Expansion: %s\n",
2181 expansion ? SSL_COMP_get_name(expansion) : "NONE");
2186 /* Print out local port of connection: useful for debugging */
2188 struct sockaddr_in ladd;
2189 socklen_t ladd_size = sizeof(ladd);
2190 sock = SSL_get_fd(s);
2191 getsockname(sock, (struct sockaddr *)&ladd, &ladd_size);
2192 BIO_printf(bio_c_out, "LOCAL PORT is %u\n", ntohs(ladd.sin_port));
2196 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2197 if (next_proto.status != -1) {
2198 const unsigned char *proto;
2199 unsigned int proto_len;
2200 SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
2201 BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
2202 BIO_write(bio, proto, proto_len);
2203 BIO_write(bio, "\n", 1);
2208 SRTP_PROTECTION_PROFILE *srtp_profile=SSL_get_selected_srtp_profile(s);
2211 BIO_printf(bio,"SRTP Extension negotiated, profile=%s\n",
2212 srtp_profile->name);
2215 SSL_SESSION_print(bio,SSL_get_session(s));
2216 if (keymatexportlabel != NULL)
2218 BIO_printf(bio, "Keying material exporter:\n");
2219 BIO_printf(bio, " Label: '%s'\n", keymatexportlabel);
2220 BIO_printf(bio, " Length: %i bytes\n", keymatexportlen);
2221 exportedkeymat = OPENSSL_malloc(keymatexportlen);
2222 if (exportedkeymat != NULL)
2224 if (!SSL_export_keying_material(s, exportedkeymat,
2227 strlen(keymatexportlabel),
2230 BIO_printf(bio, " Error\n");
2234 BIO_printf(bio, " Keying material: ");
2235 for (i=0; i<keymatexportlen; i++)
2236 BIO_printf(bio, "%02X",
2238 BIO_printf(bio, "\n");
2240 OPENSSL_free(exportedkeymat);
2243 BIO_printf(bio,"---\n");
2246 /* flush, or debugging output gets mixed with http response */
2247 (void)BIO_flush(bio);
2250 #ifndef OPENSSL_NO_TLSEXT
2252 static int ocsp_resp_cb(SSL *s, void *arg)
2254 const unsigned char *p;
2257 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
2258 BIO_puts(arg, "OCSP response: ");
2261 BIO_puts(arg, "no response sent\n");
2264 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
2267 BIO_puts(arg, "response parse error\n");
2268 BIO_dump_indent(arg, (char *)p, len, 4);
2271 BIO_puts(arg, "\n======================================\n");
2272 OCSP_RESPONSE_print(arg, rsp, 0);
2273 BIO_puts(arg, "======================================\n");
2274 OCSP_RESPONSE_free(rsp);
2278 static int audit_proof_cb(SSL *s, void *arg)
2280 const unsigned char *proof;
2283 SSL_SESSION *sess = SSL_get_session(s);
2285 proof = SSL_SESSION_get_tlsext_authz_server_audit_proof(sess,
2289 BIO_printf(bio_c_out, "Audit proof: ");
2290 for (i = 0; i < proof_len; ++i)
2291 BIO_printf(bio_c_out, "%02X", proof[i]);
2292 BIO_printf(bio_c_out, "\n");
2296 BIO_printf(bio_c_out, "No audit proof found.\n");