2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
58 /* ====================================================================
59 * Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved.
61 * Redistribution and use in source and binary forms, with or without
62 * modification, are permitted provided that the following conditions
65 * 1. Redistributions of source code must retain the above copyright
66 * notice, this list of conditions and the following disclaimer.
68 * 2. Redistributions in binary form must reproduce the above copyright
69 * notice, this list of conditions and the following disclaimer in
70 * the documentation and/or other materials provided with the
73 * 3. All advertising materials mentioning features or use of this
74 * software must display the following acknowledgment:
75 * "This product includes software developed by the OpenSSL Project
76 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
78 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
79 * endorse or promote products derived from this software without
80 * prior written permission. For written permission, please contact
81 * openssl-core@openssl.org.
83 * 5. Products derived from this software may not be called "OpenSSL"
84 * nor may "OpenSSL" appear in their names without prior written
85 * permission of the OpenSSL Project.
87 * 6. Redistributions of any form whatsoever must retain the following
89 * "This product includes software developed by the OpenSSL Project
90 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
92 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
93 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
94 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
95 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
96 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
97 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
98 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
99 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
100 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
101 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
102 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
103 * OF THE POSSIBILITY OF SUCH DAMAGE.
104 * ====================================================================
106 * This product includes cryptographic software written by Eric Young
107 * (eay@cryptsoft.com). This product includes software written by Tim
108 * Hudson (tjh@cryptsoft.com).
111 /* ====================================================================
112 * Copyright 2005 Nokia. All rights reserved.
114 * The portions of the attached software ("Contribution") is developed by
115 * Nokia Corporation and is licensed pursuant to the OpenSSL open source
118 * The Contribution, originally written by Mika Kousa and Pasi Eronen of
119 * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
120 * support (see RFC 4279) to OpenSSL.
122 * No patent licenses or other rights except those expressly stated in
123 * the OpenSSL open source license shall be deemed granted or received
124 * expressly, by implication, estoppel, or otherwise.
126 * No assurances are provided by Nokia that the Contribution does not
127 * infringe the patent or other intellectual property rights of any third
128 * party or that the license provides you with all the necessary rights
129 * to make use of the Contribution.
131 * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
132 * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
133 * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
134 * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
143 #include <openssl/e_os2.h>
144 #ifdef OPENSSL_NO_STDIO
148 /* With IPv6, it looks like Digital has mixed up the proper order of
149 recursive header file inclusion, resulting in the compiler complaining
150 that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which
151 is needed to have fileno() declared correctly... So let's define u_int */
152 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
154 typedef unsigned int u_int;
159 #include <openssl/x509.h>
160 #include <openssl/ssl.h>
161 #include <openssl/err.h>
162 #include <openssl/pem.h>
163 #include <openssl/rand.h>
164 #include <openssl/ocsp.h>
165 #include <openssl/bn.h>
166 #ifndef OPENSSL_NO_SRP
167 #include <openssl/srp.h>
170 #include "timeouts.h"
172 #if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000)
173 /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */
177 #if defined(OPENSSL_SYS_BEOS_R5)
182 #define PROG s_client_main
184 /*#define SSL_HOST_NAME "www.netscape.com" */
185 /*#define SSL_HOST_NAME "193.118.187.102" */
186 #define SSL_HOST_NAME "localhost"
188 /*#define TEST_CERT "client.pem" */ /* no default cert. */
191 #define BUFSIZZ 1024*8
193 extern int verify_depth;
194 extern int verify_error;
195 extern int verify_return_error;
200 static int c_Pause=0;
201 static int c_debug=0;
202 #ifndef OPENSSL_NO_TLSEXT
203 static int c_tlsextdebug=0;
204 static int c_status_req=0;
207 static int c_showcerts=0;
209 static void sc_usage(void);
210 static void print_stuff(BIO *berr,SSL *con,int full);
211 #ifndef OPENSSL_NO_TLSEXT
212 static int ocsp_resp_cb(SSL *s, void *arg);
214 static BIO *bio_c_out=NULL;
215 static int c_quiet=0;
216 static int c_ign_eof=0;
218 #ifndef OPENSSL_NO_PSK
219 /* Default PSK identity and key */
220 static char *psk_identity="Client_identity";
221 /*char *psk_key=NULL; by default PSK is not used */
223 static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity,
224 unsigned int max_identity_len, unsigned char *psk,
225 unsigned int max_psk_len)
227 unsigned int psk_len = 0;
232 BIO_printf(bio_c_out, "psk_client_cb\n");
235 /* no ServerKeyExchange message*/
237 BIO_printf(bio_c_out,"NULL received PSK identity hint, continuing anyway\n");
240 BIO_printf(bio_c_out, "Received PSK identity hint '%s'\n", hint);
242 /* lookup PSK identity and PSK key based on the given identity hint here */
243 ret = BIO_snprintf(identity, max_identity_len, "%s", psk_identity);
244 if (ret < 0 || (unsigned int)ret > max_identity_len)
247 BIO_printf(bio_c_out, "created identity '%s' len=%d\n", identity, ret);
248 ret=BN_hex2bn(&bn, psk_key);
251 BIO_printf(bio_err,"Could not convert PSK key '%s' to BIGNUM\n", psk_key);
257 if ((unsigned int)BN_num_bytes(bn) > max_psk_len)
259 BIO_printf(bio_err,"psk buffer of callback is too small (%d) for key (%d)\n",
260 max_psk_len, BN_num_bytes(bn));
265 psk_len=BN_bn2bin(bn, psk);
271 BIO_printf(bio_c_out, "created PSK len=%d\n", psk_len);
276 BIO_printf(bio_err, "Error in PSK client callback\n");
281 static void sc_usage(void)
283 BIO_printf(bio_err,"usage: s_client args\n");
284 BIO_printf(bio_err,"\n");
285 BIO_printf(bio_err," -host host - use -connect instead\n");
286 BIO_printf(bio_err," -port port - use -connect instead\n");
287 BIO_printf(bio_err," -connect host:port - who to connect to (default is %s:%s)\n",SSL_HOST_NAME,PORT_STR);
289 BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n");
290 BIO_printf(bio_err," -cert arg - certificate file to use, PEM format assumed\n");
291 BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n");
292 BIO_printf(bio_err," -key arg - Private key file to use, in cert file if\n");
293 BIO_printf(bio_err," not specified but cert file is.\n");
294 BIO_printf(bio_err," -keyform arg - key format (PEM or DER) PEM default\n");
295 BIO_printf(bio_err," -pass arg - private key file pass phrase source\n");
296 BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n");
297 BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n");
298 BIO_printf(bio_err," -reconnect - Drop and re-make the connection with the same Session-ID\n");
299 BIO_printf(bio_err," -pause - sleep(1) after each read(2) and write(2) system call\n");
300 BIO_printf(bio_err," -showcerts - show all certificates in the chain\n");
301 BIO_printf(bio_err," -debug - extra output\n");
303 BIO_printf(bio_err," -wdebug - WATT-32 tcp debugging\n");
305 BIO_printf(bio_err," -msg - Show protocol messages\n");
306 BIO_printf(bio_err," -nbio_test - more ssl protocol testing\n");
307 BIO_printf(bio_err," -state - print the 'ssl' states\n");
309 BIO_printf(bio_err," -nbio - Run with non-blocking IO\n");
311 BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n");
312 BIO_printf(bio_err," -quiet - no s_client output\n");
313 BIO_printf(bio_err," -ign_eof - ignore input eof (default when -quiet)\n");
314 BIO_printf(bio_err," -no_ign_eof - don't ignore input eof\n");
315 #ifndef OPENSSL_NO_PSK
316 BIO_printf(bio_err," -psk_identity arg - PSK identity\n");
317 BIO_printf(bio_err," -psk arg - PSK in hex (without 0x)\n");
318 # ifndef OPENSSL_NO_JPAKE
319 BIO_printf(bio_err," -jpake arg - JPAKE secret to use\n");
322 #ifndef OPENSSL_NO_SRP
323 BIO_printf(bio_err," -srpuser user - SRP authentification for 'user'\n");
324 BIO_printf(bio_err," -srppass arg - password for 'user'\n");
325 BIO_printf(bio_err," -srp_lateuser - SRP username into second ClientHello message\n");
326 BIO_printf(bio_err," -srp_moregroups - Tolerate other than the known g N values.\n");
327 BIO_printf(bio_err," -srp_strength int - minimal mength in bits for N (default %d).\n",SRP_MINIMAL_N);
329 BIO_printf(bio_err," -ssl2 - just use SSLv2\n");
330 BIO_printf(bio_err," -ssl3 - just use SSLv3\n");
331 BIO_printf(bio_err," -tls1_2 - just use TLSv1.2\n");
332 BIO_printf(bio_err," -tls1_1 - just use TLSv1.1\n");
333 BIO_printf(bio_err," -tls1 - just use TLSv1\n");
334 BIO_printf(bio_err," -dtls1 - just use DTLSv1\n");
335 BIO_printf(bio_err," -mtu - set the link layer MTU\n");
336 BIO_printf(bio_err," -no_tls1_2/-no_tls1_1/-no_tls1/-no_ssl3/-no_ssl2 - turn off that protocol\n");
337 BIO_printf(bio_err," -bugs - Switch on all SSL implementation bug workarounds\n");
338 BIO_printf(bio_err," -serverpref - Use server's cipher preferences (only SSLv2)\n");
339 BIO_printf(bio_err," -cipher - preferred cipher to use, use the 'openssl ciphers'\n");
340 BIO_printf(bio_err," command to see what is available\n");
341 BIO_printf(bio_err," -starttls prot - use the STARTTLS command before starting TLS\n");
342 BIO_printf(bio_err," for those protocols that support it, where\n");
343 BIO_printf(bio_err," 'prot' defines which one to assume. Currently,\n");
344 BIO_printf(bio_err," only \"smtp\", \"pop3\", \"imap\", \"ftp\" and \"xmpp\"\n");
345 BIO_printf(bio_err," are supported.\n");
346 #ifndef OPENSSL_NO_ENGINE
347 BIO_printf(bio_err," -engine id - Initialise and use the specified engine\n");
349 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
350 BIO_printf(bio_err," -sess_out arg - file to write SSL session to\n");
351 BIO_printf(bio_err," -sess_in arg - file to read SSL session from\n");
352 #ifndef OPENSSL_NO_TLSEXT
353 BIO_printf(bio_err," -servername host - Set TLS extension servername in ClientHello\n");
354 BIO_printf(bio_err," -tlsextdebug - hex dump of all TLS extensions received\n");
355 BIO_printf(bio_err," -status - request certificate status from server\n");
356 BIO_printf(bio_err," -no_ticket - disable use of RFC4507bis session tickets\n");
357 # ifndef OPENSSL_NO_NEXTPROTONEG
358 BIO_printf(bio_err," -nextprotoneg arg - enable NPN extension, considering named protocols supported (comma-separated list)\n");
361 BIO_printf(bio_err," -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n");
364 #ifndef OPENSSL_NO_TLSEXT
366 /* This is a context that we pass to callbacks */
367 typedef struct tlsextctx_st {
373 static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg)
375 tlsextctx * p = (tlsextctx *) arg;
376 const char * hn= SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
377 if (SSL_get_servername_type(s) != -1)
378 p->ack = !SSL_session_reused(s) && hn != NULL;
380 BIO_printf(bio_err,"Can't use SSL_get_servername\n");
382 return SSL_TLSEXT_ERR_OK;
385 #ifndef OPENSSL_NO_SRP
387 /* This is a context that we pass to all callbacks */
388 typedef struct srp_arg_st
392 int msg; /* copy from c_msg */
393 int debug; /* copy from c_debug */
394 int amp; /* allow more groups */
395 int strength /* minimal size for N */ ;
398 #define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
400 static int SRP_Verify_N_and_g(const BIGNUM *N, const BIGNUM *g)
402 BN_CTX *bn_ctx = BN_CTX_new();
403 BIGNUM *p = BN_new();
404 BIGNUM *r = BN_new();
406 g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) &&
407 BN_is_prime_ex(N,SRP_NUMBER_ITERATIONS_FOR_PRIME,bn_ctx,NULL) &&
408 p != NULL && BN_rshift1(p, N) &&
411 BN_is_prime_ex(p,SRP_NUMBER_ITERATIONS_FOR_PRIME,bn_ctx,NULL) &&
414 /* verify g^((N-1)/2) == -1 (mod N) */
415 BN_mod_exp(r, g, p, N, bn_ctx) &&
428 static int MS_CALLBACK ssl_srp_verify_param_cb(SSL *s, void *arg)
430 SRP_ARG *srp_arg = (SRP_ARG *)arg;
431 BIGNUM *N = NULL, *g = NULL;
432 if (!(N = SSL_get_srp_N(s)) || !(g = SSL_get_srp_g(s)))
434 if (srp_arg->debug || srp_arg->msg || srp_arg->amp == 1)
436 BIO_printf(bio_err, "SRP parameters:\n");
437 BIO_printf(bio_err,"\tN="); BN_print(bio_err,N);
438 BIO_printf(bio_err,"\n\tg="); BN_print(bio_err,g);
439 BIO_printf(bio_err,"\n");
442 if (SRP_check_known_gN_param(g,N))
445 if (srp_arg->amp == 1)
448 BIO_printf(bio_err, "SRP param N and g are not known params, going to check deeper.\n");
450 /* The srp_moregroups must be used with caution, testing primes costs time.
451 Implementors should rather add the value to the known ones.
452 The minimal size has already been tested.
454 if (BN_num_bits(g) <= BN_BITS && SRP_Verify_N_and_g(N,g))
457 BIO_printf(bio_err, "SRP param N and g rejected.\n");
461 #define PWD_STRLEN 1024
463 static char * MS_CALLBACK ssl_give_srp_client_pwd_cb(SSL *s, void *arg)
465 SRP_ARG *srp_arg = (SRP_ARG *)arg;
466 char *pass = (char *)OPENSSL_malloc(PWD_STRLEN+1);
470 cb_tmp.password = (char *)srp_arg->srppassin;
471 cb_tmp.prompt_info = "SRP user";
472 if ((l = password_callback(pass, PWD_STRLEN, 0, &cb_tmp))<0)
474 BIO_printf (bio_err, "Can't read Password\n");
483 static char * MS_CALLBACK missing_srp_username_callback(SSL *s, void *arg)
485 SRP_ARG *srp_arg = (SRP_ARG *)arg;
486 return BUF_strdup(srp_arg->srplogin);
491 # ifndef OPENSSL_NO_NEXTPROTONEG
492 /* This the context that we pass to next_proto_cb */
493 typedef struct tlsextnextprotoctx_st {
497 } tlsextnextprotoctx;
499 static tlsextnextprotoctx next_proto;
501 static int next_proto_cb(SSL *s, unsigned char **out, unsigned char *outlen, const unsigned char *in, unsigned int inlen, void *arg)
503 tlsextnextprotoctx *ctx = arg;
507 /* We can assume that |in| is syntactically valid. */
509 BIO_printf(bio_c_out, "Protocols advertised by server: ");
510 for (i = 0; i < inlen; )
513 BIO_write(bio_c_out, ", ", 2);
514 BIO_write(bio_c_out, &in[i + 1], in[i]);
517 BIO_write(bio_c_out, "\n", 1);
520 ctx->status = SSL_select_next_proto(out, outlen, in, inlen, ctx->data, ctx->len);
521 return SSL_TLSEXT_ERR_OK;
523 # endif /* ndef OPENSSL_NO_NEXTPROTONEG */
536 int MAIN(int, char **);
538 int MAIN(int argc, char **argv)
540 unsigned int off=0, clr=0;
542 #ifndef OPENSSL_NO_KRB5
545 int s,k,width,state=0;
546 char *cbuf=NULL,*sbuf=NULL,*mbuf=NULL;
547 int cbuf_len,cbuf_off;
548 int sbuf_len,sbuf_off;
549 fd_set readfds,writefds;
552 char *host=SSL_HOST_NAME;
553 char *cert_file=NULL,*key_file=NULL;
554 int cert_format = FORMAT_PEM, key_format = FORMAT_PEM;
555 char *passarg = NULL, *pass = NULL;
557 EVP_PKEY *key = NULL;
558 char *CApath=NULL,*CAfile=NULL,*cipher=NULL;
559 int reconnect=0,badop=0,verify=SSL_VERIFY_NONE,bugs=0;
561 int write_tty,read_tty,write_ssl,read_ssl,tty_on,ssl_pending;
563 int ret=1,in_init=1,i,nbio_test=0;
564 int starttls_proto = PROTO_OFF;
566 X509_VERIFY_PARAM *vpm = NULL;
568 const SSL_METHOD *meth=NULL;
569 int socket_type=SOCK_STREAM;
573 struct timeval timeout, *timeoutp;
574 #ifndef OPENSSL_NO_ENGINE
575 char *engine_id=NULL;
576 char *ssl_client_engine_id=NULL;
577 ENGINE *ssl_client_engine=NULL;
580 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
582 #if defined(OPENSSL_SYS_BEOS_R5)
586 #ifndef OPENSSL_NO_TLSEXT
587 char *servername = NULL;
588 tlsextctx tlsextcbp =
590 # ifndef OPENSSL_NO_NEXTPROTONEG
591 const char *next_proto_neg_in = NULL;
594 char *sess_in = NULL;
595 char *sess_out = NULL;
596 struct sockaddr peer;
597 int peerlen = sizeof(peer);
598 int enable_timeouts = 0 ;
600 #ifndef OPENSSL_NO_JPAKE
601 char *jpake_secret = NULL;
603 #ifndef OPENSSL_NO_SRP
604 char * srppass = NULL;
605 int srp_lateuser = 0;
606 SRP_ARG srp_arg = {NULL,NULL,0,0,0,1024};
609 #if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
610 meth=SSLv23_client_method();
611 #elif !defined(OPENSSL_NO_SSL3)
612 meth=SSLv3_client_method();
613 #elif !defined(OPENSSL_NO_SSL2)
614 meth=SSLv2_client_method();
626 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
628 if (!load_config(bio_err, NULL))
631 if ( ((cbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
632 ((sbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
633 ((mbuf=OPENSSL_malloc(BUFSIZZ)) == NULL))
635 BIO_printf(bio_err,"out of memory\n");
640 verify_error=X509_V_OK;
649 if (strcmp(*argv,"-host") == 0)
651 if (--argc < 1) goto bad;
654 else if (strcmp(*argv,"-port") == 0)
656 if (--argc < 1) goto bad;
657 port=atoi(*(++argv));
658 if (port == 0) goto bad;
660 else if (strcmp(*argv,"-connect") == 0)
662 if (--argc < 1) goto bad;
663 if (!extract_host_port(*(++argv),&host,NULL,&port))
666 else if (strcmp(*argv,"-verify") == 0)
668 verify=SSL_VERIFY_PEER;
669 if (--argc < 1) goto bad;
670 verify_depth=atoi(*(++argv));
671 BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
673 else if (strcmp(*argv,"-cert") == 0)
675 if (--argc < 1) goto bad;
676 cert_file= *(++argv);
678 else if (strcmp(*argv,"-sess_out") == 0)
680 if (--argc < 1) goto bad;
681 sess_out = *(++argv);
683 else if (strcmp(*argv,"-sess_in") == 0)
685 if (--argc < 1) goto bad;
688 else if (strcmp(*argv,"-certform") == 0)
690 if (--argc < 1) goto bad;
691 cert_format = str2fmt(*(++argv));
693 else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm))
699 else if (strcmp(*argv,"-verify_return_error") == 0)
700 verify_return_error = 1;
701 else if (strcmp(*argv,"-prexit") == 0)
703 else if (strcmp(*argv,"-crlf") == 0)
705 else if (strcmp(*argv,"-quiet") == 0)
710 else if (strcmp(*argv,"-ign_eof") == 0)
712 else if (strcmp(*argv,"-no_ign_eof") == 0)
714 else if (strcmp(*argv,"-pause") == 0)
716 else if (strcmp(*argv,"-debug") == 0)
718 #ifndef OPENSSL_NO_TLSEXT
719 else if (strcmp(*argv,"-tlsextdebug") == 0)
721 else if (strcmp(*argv,"-status") == 0)
725 else if (strcmp(*argv,"-wdebug") == 0)
728 else if (strcmp(*argv,"-msg") == 0)
730 else if (strcmp(*argv,"-showcerts") == 0)
732 else if (strcmp(*argv,"-nbio_test") == 0)
734 else if (strcmp(*argv,"-state") == 0)
736 #ifndef OPENSSL_NO_PSK
737 else if (strcmp(*argv,"-psk_identity") == 0)
739 if (--argc < 1) goto bad;
740 psk_identity=*(++argv);
742 else if (strcmp(*argv,"-psk") == 0)
746 if (--argc < 1) goto bad;
748 for (j = 0; j < strlen(psk_key); j++)
750 if (isxdigit((int)psk_key[j]))
752 BIO_printf(bio_err,"Not a hex number '%s'\n",*argv);
757 #ifndef OPENSSL_NO_SRP
758 else if (strcmp(*argv,"-srpuser") == 0)
760 if (--argc < 1) goto bad;
761 srp_arg.srplogin= *(++argv);
762 meth=TLSv1_client_method();
764 else if (strcmp(*argv,"-srppass") == 0)
766 if (--argc < 1) goto bad;
768 meth=TLSv1_client_method();
770 else if (strcmp(*argv,"-srp_strength") == 0)
772 if (--argc < 1) goto bad;
773 srp_arg.strength=atoi(*(++argv));
774 BIO_printf(bio_err,"SRP minimal length for N is %d\n",srp_arg.strength);
775 meth=TLSv1_client_method();
777 else if (strcmp(*argv,"-srp_lateuser") == 0)
780 meth=TLSv1_client_method();
782 else if (strcmp(*argv,"-srp_moregroups") == 0)
785 meth=TLSv1_client_method();
788 #ifndef OPENSSL_NO_SSL2
789 else if (strcmp(*argv,"-ssl2") == 0)
790 meth=SSLv2_client_method();
792 #ifndef OPENSSL_NO_SSL3
793 else if (strcmp(*argv,"-ssl3") == 0)
794 meth=SSLv3_client_method();
796 #ifndef OPENSSL_NO_TLS1
797 else if (strcmp(*argv,"-tls1_2") == 0)
798 meth=TLSv1_2_client_method();
799 else if (strcmp(*argv,"-tls1_1") == 0)
800 meth=TLSv1_1_client_method();
801 else if (strcmp(*argv,"-tls1") == 0)
802 meth=TLSv1_client_method();
804 #ifndef OPENSSL_NO_DTLS1
805 else if (strcmp(*argv,"-dtls1") == 0)
807 meth=DTLSv1_client_method();
808 socket_type=SOCK_DGRAM;
810 else if (strcmp(*argv,"-timeout") == 0)
812 else if (strcmp(*argv,"-mtu") == 0)
814 if (--argc < 1) goto bad;
815 socket_mtu = atol(*(++argv));
818 else if (strcmp(*argv,"-bugs") == 0)
820 else if (strcmp(*argv,"-keyform") == 0)
822 if (--argc < 1) goto bad;
823 key_format = str2fmt(*(++argv));
825 else if (strcmp(*argv,"-pass") == 0)
827 if (--argc < 1) goto bad;
830 else if (strcmp(*argv,"-key") == 0)
832 if (--argc < 1) goto bad;
835 else if (strcmp(*argv,"-reconnect") == 0)
839 else if (strcmp(*argv,"-CApath") == 0)
841 if (--argc < 1) goto bad;
844 else if (strcmp(*argv,"-CAfile") == 0)
846 if (--argc < 1) goto bad;
849 else if (strcmp(*argv,"-no_tls1_2") == 0)
850 off|=SSL_OP_NO_TLSv1_2;
851 else if (strcmp(*argv,"-no_tls1_1") == 0)
852 off|=SSL_OP_NO_TLSv1_1;
853 else if (strcmp(*argv,"-no_tls1") == 0)
854 off|=SSL_OP_NO_TLSv1;
855 else if (strcmp(*argv,"-no_ssl3") == 0)
856 off|=SSL_OP_NO_SSLv3;
857 else if (strcmp(*argv,"-no_ssl2") == 0)
858 off|=SSL_OP_NO_SSLv2;
859 else if (strcmp(*argv,"-no_comp") == 0)
860 { off|=SSL_OP_NO_COMPRESSION; }
861 #ifndef OPENSSL_NO_TLSEXT
862 else if (strcmp(*argv,"-no_ticket") == 0)
863 { off|=SSL_OP_NO_TICKET; }
864 # ifndef OPENSSL_NO_NEXTPROTONEG
865 else if (strcmp(*argv,"-nextprotoneg") == 0)
867 if (--argc < 1) goto bad;
868 next_proto_neg_in = *(++argv);
872 else if (strcmp(*argv,"-serverpref") == 0)
873 off|=SSL_OP_CIPHER_SERVER_PREFERENCE;
874 else if (strcmp(*argv,"-legacy_renegotiation") == 0)
875 off|=SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION;
876 else if (strcmp(*argv,"-legacy_server_connect") == 0)
877 { off|=SSL_OP_LEGACY_SERVER_CONNECT; }
878 else if (strcmp(*argv,"-no_legacy_server_connect") == 0)
879 { clr|=SSL_OP_LEGACY_SERVER_CONNECT; }
880 else if (strcmp(*argv,"-cipher") == 0)
882 if (--argc < 1) goto bad;
886 else if (strcmp(*argv,"-nbio") == 0)
889 else if (strcmp(*argv,"-starttls") == 0)
891 if (--argc < 1) goto bad;
893 if (strcmp(*argv,"smtp") == 0)
894 starttls_proto = PROTO_SMTP;
895 else if (strcmp(*argv,"pop3") == 0)
896 starttls_proto = PROTO_POP3;
897 else if (strcmp(*argv,"imap") == 0)
898 starttls_proto = PROTO_IMAP;
899 else if (strcmp(*argv,"ftp") == 0)
900 starttls_proto = PROTO_FTP;
901 else if (strcmp(*argv, "xmpp") == 0)
902 starttls_proto = PROTO_XMPP;
906 #ifndef OPENSSL_NO_ENGINE
907 else if (strcmp(*argv,"-engine") == 0)
909 if (--argc < 1) goto bad;
910 engine_id = *(++argv);
912 else if (strcmp(*argv,"-ssl_client_engine") == 0)
914 if (--argc < 1) goto bad;
915 ssl_client_engine_id = *(++argv);
918 else if (strcmp(*argv,"-rand") == 0)
920 if (--argc < 1) goto bad;
923 #ifndef OPENSSL_NO_TLSEXT
924 else if (strcmp(*argv,"-servername") == 0)
926 if (--argc < 1) goto bad;
927 servername= *(++argv);
928 /* meth=TLSv1_client_method(); */
931 #ifndef OPENSSL_NO_JPAKE
932 else if (strcmp(*argv,"-jpake") == 0)
934 if (--argc < 1) goto bad;
935 jpake_secret = *++argv;
940 BIO_printf(bio_err,"unknown option %s\n",*argv);
954 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
960 "Can't use JPAKE and PSK together\n");
963 psk_identity = "JPAKE";
968 BIO_printf(bio_err, "JPAKE sets cipher to PSK\n");
974 OpenSSL_add_ssl_algorithms();
975 SSL_load_error_strings();
977 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
978 next_proto.status = -1;
979 if (next_proto_neg_in)
981 next_proto.data = next_protos_parse(&next_proto.len, next_proto_neg_in);
982 if (next_proto.data == NULL)
984 BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n");
989 next_proto.data = NULL;
992 #ifndef OPENSSL_NO_ENGINE
993 e = setup_engine(bio_err, engine_id, 1);
994 if (ssl_client_engine_id)
996 ssl_client_engine = ENGINE_by_id(ssl_client_engine_id);
997 if (!ssl_client_engine)
1000 "Error getting client auth engine\n");
1006 if (!app_passwd(bio_err, passarg, NULL, &pass, NULL))
1008 BIO_printf(bio_err, "Error getting password\n");
1012 if (key_file == NULL)
1013 key_file = cert_file;
1020 key = load_key(bio_err, key_file, key_format, 0, pass, e,
1021 "client certificate private key file");
1024 ERR_print_errors(bio_err);
1033 cert = load_cert(bio_err,cert_file,cert_format,
1034 NULL, e, "client certificate file");
1038 ERR_print_errors(bio_err);
1043 if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
1046 BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
1049 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
1050 app_RAND_load_files(inrand));
1052 if (bio_c_out == NULL)
1054 if (c_quiet && !c_debug && !c_msg)
1056 bio_c_out=BIO_new(BIO_s_null());
1060 if (bio_c_out == NULL)
1061 bio_c_out=BIO_new_fp(stdout,BIO_NOCLOSE);
1065 #ifndef OPENSSL_NO_SRP
1066 if(!app_passwd(bio_err, srppass, NULL, &srp_arg.srppassin, NULL))
1068 BIO_printf(bio_err, "Error getting password\n");
1073 ctx=SSL_CTX_new(meth);
1076 ERR_print_errors(bio_err);
1081 SSL_CTX_set1_param(ctx, vpm);
1083 #ifndef OPENSSL_NO_ENGINE
1084 if (ssl_client_engine)
1086 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine))
1088 BIO_puts(bio_err, "Error setting client auth engine\n");
1089 ERR_print_errors(bio_err);
1090 ENGINE_free(ssl_client_engine);
1093 ENGINE_free(ssl_client_engine);
1097 #ifndef OPENSSL_NO_PSK
1098 #ifdef OPENSSL_NO_JPAKE
1099 if (psk_key != NULL)
1101 if (psk_key != NULL || jpake_secret)
1105 BIO_printf(bio_c_out, "PSK key given or JPAKE in use, setting client callback\n");
1106 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
1109 /* HACK while TLS v1.2 is disabled by default */
1110 if (!(off & SSL_OP_NO_TLSv1_2))
1111 SSL_CTX_clear_options(ctx, SSL_OP_NO_TLSv1_2);
1113 SSL_CTX_set_options(ctx,SSL_OP_ALL|off);
1115 SSL_CTX_set_options(ctx,off);
1118 SSL_CTX_clear_options(ctx, clr);
1119 /* DTLS: partial reads end up discarding unread UDP bytes :-(
1120 * Setting read ahead solves this problem.
1122 if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
1124 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1125 if (next_proto.data)
1126 SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
1129 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
1131 if(!SSL_CTX_set_cipher_list(ctx,cipher)) {
1132 BIO_printf(bio_err,"error setting cipher list\n");
1133 ERR_print_errors(bio_err);
1138 SSL_CTX_set_cipher_list(ctx,getenv("SSL_CIPHER"));
1141 SSL_CTX_set_verify(ctx,verify,verify_callback);
1142 if (!set_cert_key_stuff(ctx,cert,key))
1145 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
1146 (!SSL_CTX_set_default_verify_paths(ctx)))
1148 /* BIO_printf(bio_err,"error setting default verify locations\n"); */
1149 ERR_print_errors(bio_err);
1153 #ifndef OPENSSL_NO_TLSEXT
1154 if (servername != NULL)
1156 tlsextcbp.biodebug = bio_err;
1157 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1158 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1160 #ifndef OPENSSL_NO_SRP
1161 if (srp_arg.srplogin)
1164 SSL_CTX_set_srp_missing_srp_username_callback(ctx,missing_srp_username_callback);
1165 else if (!SSL_CTX_set_srp_username(ctx, srp_arg.srplogin))
1167 BIO_printf(bio_err,"Unable to set SRP username\n");
1170 srp_arg.msg = c_msg;
1171 srp_arg.debug = c_debug ;
1172 SSL_CTX_set_srp_cb_arg(ctx,&srp_arg);
1173 SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
1174 SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
1175 if (c_msg || c_debug || srp_arg.amp == 0)
1176 SSL_CTX_set_srp_verify_param_callback(ctx, ssl_srp_verify_param_cb);
1186 BIO *stmp = BIO_new_file(sess_in, "r");
1189 BIO_printf(bio_err, "Can't open session file %s\n",
1191 ERR_print_errors(bio_err);
1194 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1198 BIO_printf(bio_err, "Can't open session file %s\n",
1200 ERR_print_errors(bio_err);
1203 SSL_set_session(con, sess);
1204 SSL_SESSION_free(sess);
1206 #ifndef OPENSSL_NO_TLSEXT
1207 if (servername != NULL)
1209 if (!SSL_set_tlsext_host_name(con,servername))
1211 BIO_printf(bio_err,"Unable to set TLS servername extension.\n");
1212 ERR_print_errors(bio_err);
1217 #ifndef OPENSSL_NO_KRB5
1218 if (con && (kctx = kssl_ctx_new()) != NULL)
1220 SSL_set0_kssl_ctx(con, kctx);
1221 kssl_ctx_setstring(kctx, KSSL_SERVER, host);
1223 #endif /* OPENSSL_NO_KRB5 */
1224 /* SSL_set_cipher_list(con,"RC4-MD5"); */
1226 #ifdef TLSEXT_TYPE_opaque_prf_input
1227 SSL_set_tlsext_opaque_prf_input(con, "Test client", 11);
1233 if (init_client(&s,host,port,socket_type) == 0)
1235 BIO_printf(bio_err,"connect:errno=%d\n",get_last_socket_error());
1239 BIO_printf(bio_c_out,"CONNECTED(%08X)\n",s);
1245 BIO_printf(bio_c_out,"turning on non blocking io\n");
1246 if (BIO_socket_ioctl(s,FIONBIO,&l) < 0)
1248 ERR_print_errors(bio_err);
1253 if (c_Pause & 0x01) SSL_set_debug(con, 1);
1255 if ( SSL_version(con) == DTLS1_VERSION)
1258 sbio=BIO_new_dgram(s,BIO_NOCLOSE);
1259 if (getsockname(s, &peer, (void *)&peerlen) < 0)
1261 BIO_printf(bio_err, "getsockname:errno=%d\n",
1262 get_last_socket_error());
1267 (void)BIO_ctrl_set_connected(sbio, 1, &peer);
1269 if (enable_timeouts)
1272 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1273 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1276 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1277 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1280 if (socket_mtu > 28)
1282 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1283 SSL_set_mtu(con, socket_mtu - 28);
1286 /* want to do MTU discovery */
1287 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1290 sbio=BIO_new_socket(s,BIO_NOCLOSE);
1296 test=BIO_new(BIO_f_nbio_test());
1297 sbio=BIO_push(test,sbio);
1302 SSL_set_debug(con, 1);
1303 BIO_set_callback(sbio,bio_dump_callback);
1304 BIO_set_callback_arg(sbio,(char *)bio_c_out);
1308 SSL_set_msg_callback(con, msg_cb);
1309 SSL_set_msg_callback_arg(con, bio_c_out);
1311 #ifndef OPENSSL_NO_TLSEXT
1314 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1315 SSL_set_tlsext_debug_arg(con, bio_c_out);
1319 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1320 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
1321 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
1324 STACK_OF(OCSP_RESPID) *ids = sk_OCSP_RESPID_new_null();
1325 OCSP_RESPID *id = OCSP_RESPID_new();
1326 id->value.byKey = ASN1_OCTET_STRING_new();
1327 id->type = V_OCSP_RESPID_KEY;
1328 ASN1_STRING_set(id->value.byKey, "Hello World", -1);
1329 sk_OCSP_RESPID_push(ids, id);
1330 SSL_set_tlsext_status_ids(con, ids);
1335 #ifndef OPENSSL_NO_JPAKE
1337 jpake_client_auth(bio_c_out, sbio, jpake_secret);
1340 SSL_set_bio(con,sbio,sbio);
1341 SSL_set_connect_state(con);
1343 /* ok, lets connect */
1344 width=SSL_get_fd(con)+1;
1357 /* This is an ugly hack that does a lot of assumptions */
1358 /* We do have to handle multi-line responses which may come
1359 in a single packet or not. We therefore have to use
1360 BIO_gets() which does need a buffering BIO. So during
1361 the initial chitchat we do push a buffering BIO into the
1362 chain that is removed again later on to not disturb the
1363 rest of the s_client operation. */
1364 if (starttls_proto == PROTO_SMTP)
1367 BIO *fbio = BIO_new(BIO_f_buffer());
1368 BIO_push(fbio, sbio);
1369 /* wait for multi-line response to end from SMTP */
1372 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1374 while (mbuf_len>3 && mbuf[3]=='-');
1375 /* STARTTLS command requires EHLO... */
1376 BIO_printf(fbio,"EHLO openssl.client.net\r\n");
1377 (void)BIO_flush(fbio);
1378 /* wait for multi-line response to end EHLO SMTP response */
1381 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1382 if (strstr(mbuf,"STARTTLS"))
1385 while (mbuf_len>3 && mbuf[3]=='-');
1386 (void)BIO_flush(fbio);
1391 "didn't found starttls in server response,"
1392 " try anyway...\n");
1393 BIO_printf(sbio,"STARTTLS\r\n");
1394 BIO_read(sbio,sbuf,BUFSIZZ);
1396 else if (starttls_proto == PROTO_POP3)
1398 BIO_read(sbio,mbuf,BUFSIZZ);
1399 BIO_printf(sbio,"STLS\r\n");
1400 BIO_read(sbio,sbuf,BUFSIZZ);
1402 else if (starttls_proto == PROTO_IMAP)
1405 BIO *fbio = BIO_new(BIO_f_buffer());
1406 BIO_push(fbio, sbio);
1407 BIO_gets(fbio,mbuf,BUFSIZZ);
1408 /* STARTTLS command requires CAPABILITY... */
1409 BIO_printf(fbio,". CAPABILITY\r\n");
1410 (void)BIO_flush(fbio);
1411 /* wait for multi-line CAPABILITY response */
1414 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1415 if (strstr(mbuf,"STARTTLS"))
1418 while (mbuf_len>3 && mbuf[0]!='.');
1419 (void)BIO_flush(fbio);
1424 "didn't found STARTTLS in server response,"
1425 " try anyway...\n");
1426 BIO_printf(sbio,". STARTTLS\r\n");
1427 BIO_read(sbio,sbuf,BUFSIZZ);
1429 else if (starttls_proto == PROTO_FTP)
1431 BIO *fbio = BIO_new(BIO_f_buffer());
1432 BIO_push(fbio, sbio);
1433 /* wait for multi-line response to end from FTP */
1436 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1438 while (mbuf_len>3 && mbuf[3]=='-');
1439 (void)BIO_flush(fbio);
1442 BIO_printf(sbio,"AUTH TLS\r\n");
1443 BIO_read(sbio,sbuf,BUFSIZZ);
1445 if (starttls_proto == PROTO_XMPP)
1448 BIO_printf(sbio,"<stream:stream "
1449 "xmlns:stream='http://etherx.jabber.org/streams' "
1450 "xmlns='jabber:client' to='%s' version='1.0'>", host);
1451 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1453 while (!strstr(mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'"))
1455 if (strstr(mbuf, "/stream:features>"))
1457 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1460 BIO_printf(sbio, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1461 seen = BIO_read(sbio,sbuf,BUFSIZZ);
1463 if (!strstr(sbuf, "<proceed"))
1473 if ((SSL_version(con) == DTLS1_VERSION) &&
1474 DTLSv1_get_timeout(con, &timeout))
1475 timeoutp = &timeout;
1479 if (SSL_in_init(con) && !SSL_total_renegotiations(con))
1490 #if 0 /* This test doesn't really work as intended (needs to be fixed) */
1491 #ifndef OPENSSL_NO_TLSEXT
1492 if (servername != NULL && !SSL_session_reused(con))
1494 BIO_printf(bio_c_out,"Server did %sacknowledge servername extension.\n",tlsextcbp.ack?"":"not ");
1500 BIO *stmp = BIO_new_file(sess_out, "w");
1503 PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
1507 BIO_printf(bio_err, "Error writing session file %s\n", sess_out);
1509 print_stuff(bio_c_out,con,full_log);
1510 if (full_log > 0) full_log--;
1514 BIO_printf(bio_err,"%s",mbuf);
1515 /* We don't need to know any more */
1516 starttls_proto = PROTO_OFF;
1522 BIO_printf(bio_c_out,"drop connection and then reconnect\n");
1524 SSL_set_connect_state(con);
1525 SHUTDOWN(SSL_get_fd(con));
1531 ssl_pending = read_ssl && SSL_pending(con);
1535 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined (OPENSSL_SYS_BEOS_R5)
1538 if (read_tty) openssl_fdset(fileno(stdin),&readfds);
1539 if (write_tty) openssl_fdset(fileno(stdout),&writefds);
1542 openssl_fdset(SSL_get_fd(con),&readfds);
1544 openssl_fdset(SSL_get_fd(con),&writefds);
1546 if(!tty_on || !write_tty) {
1548 openssl_fdset(SSL_get_fd(con),&readfds);
1550 openssl_fdset(SSL_get_fd(con),&writefds);
1553 /* printf("mode tty(%d %d%d) ssl(%d%d)\n",
1554 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
1556 /* Note: under VMS with SOCKETSHR the second parameter
1557 * is currently of type (int *) whereas under other
1558 * systems it is (void *) if you don't have a cast it
1559 * will choke the compiler: if you do have a cast then
1560 * you can either go for (int *) or (void *).
1562 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1563 /* Under Windows/DOS we make the assumption that we can
1564 * always write to the tty: therefore if we need to
1565 * write to the tty we just fall through. Otherwise
1566 * we timeout the select every second and see if there
1567 * are any keypresses. Note: this is a hack, in a proper
1568 * Windows application we wouldn't do this.
1575 i=select(width,(void *)&readfds,(void *)&writefds,
1577 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1578 if(!i && (!_kbhit() || !read_tty) ) continue;
1580 if(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue;
1582 } else i=select(width,(void *)&readfds,(void *)&writefds,
1585 #elif defined(OPENSSL_SYS_NETWARE)
1590 i=select(width,(void *)&readfds,(void *)&writefds,
1592 } else i=select(width,(void *)&readfds,(void *)&writefds,
1595 #elif defined(OPENSSL_SYS_BEOS_R5)
1596 /* Under BeOS-R5 the situation is similar to DOS */
1599 (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK);
1604 i=select(width,(void *)&readfds,(void *)&writefds,
1606 if (read(fileno(stdin), sbuf, 0) >= 0)
1608 if (!i && (stdin_set != 1 || !read_tty))
1610 } else i=select(width,(void *)&readfds,(void *)&writefds,
1613 (void)fcntl(fileno(stdin), F_SETFL, 0);
1615 i=select(width,(void *)&readfds,(void *)&writefds,
1620 BIO_printf(bio_err,"bad select %d\n",
1621 get_last_socket_error());
1627 if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0)
1629 BIO_printf(bio_err,"TIMEOUT occured\n");
1632 if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds))
1634 k=SSL_write(con,&(cbuf[cbuf_off]),
1635 (unsigned int)cbuf_len);
1636 switch (SSL_get_error(con,k))
1638 case SSL_ERROR_NONE:
1641 if (k <= 0) goto end;
1642 /* we have done a write(con,NULL,0); */
1648 else /* if (cbuf_len > 0) */
1654 case SSL_ERROR_WANT_WRITE:
1655 BIO_printf(bio_c_out,"write W BLOCK\n");
1659 case SSL_ERROR_WANT_READ:
1660 BIO_printf(bio_c_out,"write R BLOCK\n");
1665 case SSL_ERROR_WANT_X509_LOOKUP:
1666 BIO_printf(bio_c_out,"write X BLOCK\n");
1668 case SSL_ERROR_ZERO_RETURN:
1671 BIO_printf(bio_c_out,"shutdown\n");
1682 case SSL_ERROR_SYSCALL:
1683 if ((k != 0) || (cbuf_len != 0))
1685 BIO_printf(bio_err,"write:errno=%d\n",
1686 get_last_socket_error());
1696 ERR_print_errors(bio_err);
1700 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
1701 /* Assume Windows/DOS/BeOS can always write */
1702 else if (!ssl_pending && write_tty)
1704 else if (!ssl_pending && FD_ISSET(fileno(stdout),&writefds))
1707 #ifdef CHARSET_EBCDIC
1708 ascii2ebcdic(&(sbuf[sbuf_off]),&(sbuf[sbuf_off]),sbuf_len);
1710 i=raw_write_stdout(&(sbuf[sbuf_off]),sbuf_len);
1714 BIO_printf(bio_c_out,"DONE\n");
1728 else if (ssl_pending || FD_ISSET(SSL_get_fd(con),&readfds))
1731 { static int iiii; if (++iiii == 52) { SSL_renegotiate(con); iiii=0; } }
1734 k=SSL_read(con,sbuf,1024 /* BUFSIZZ */ );
1736 /* Demo for pending and peek :-) */
1737 k=SSL_read(con,sbuf,16);
1739 printf("read=%d pending=%d peek=%d\n",k,SSL_pending(con),SSL_peek(con,zbuf,10240));
1743 switch (SSL_get_error(con,k))
1745 case SSL_ERROR_NONE:
1754 case SSL_ERROR_WANT_WRITE:
1755 BIO_printf(bio_c_out,"read W BLOCK\n");
1759 case SSL_ERROR_WANT_READ:
1760 BIO_printf(bio_c_out,"read R BLOCK\n");
1763 if ((read_tty == 0) && (write_ssl == 0))
1766 case SSL_ERROR_WANT_X509_LOOKUP:
1767 BIO_printf(bio_c_out,"read X BLOCK\n");
1769 case SSL_ERROR_SYSCALL:
1770 ret=get_last_socket_error();
1771 BIO_printf(bio_err,"read:errno=%d\n",ret);
1773 case SSL_ERROR_ZERO_RETURN:
1774 BIO_printf(bio_c_out,"closed\n");
1778 ERR_print_errors(bio_err);
1784 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1785 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1788 else if ((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
1790 #elif defined (OPENSSL_SYS_NETWARE)
1792 #elif defined(OPENSSL_SYS_BEOS_R5)
1795 else if (FD_ISSET(fileno(stdin),&readfds))
1802 i=raw_read_stdin(cbuf,BUFSIZZ/2);
1804 /* both loops are skipped when i <= 0 */
1805 for (j = 0; j < i; j++)
1806 if (cbuf[j] == '\n')
1808 for (j = i-1; j >= 0; j--)
1810 cbuf[j+lf_num] = cbuf[j];
1811 if (cbuf[j] == '\n')
1815 cbuf[j+lf_num] = '\r';
1818 assert(lf_num == 0);
1821 i=raw_read_stdin(cbuf,BUFSIZZ);
1823 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q')))
1825 BIO_printf(bio_err,"DONE\n");
1830 if ((!c_ign_eof) && (cbuf[0] == 'R'))
1832 BIO_printf(bio_err,"RENEGOTIATING\n");
1833 SSL_renegotiate(con);
1840 #ifdef CHARSET_EBCDIC
1841 ebcdic2ascii(cbuf, cbuf, i);
1853 print_stuff(bio_c_out,con,full_log);
1855 SHUTDOWN(SSL_get_fd(con));
1860 print_stuff(bio_c_out,con,1);
1863 if (ctx != NULL) SSL_CTX_free(ctx);
1870 if (cbuf != NULL) { OPENSSL_cleanse(cbuf,BUFSIZZ); OPENSSL_free(cbuf); }
1871 if (sbuf != NULL) { OPENSSL_cleanse(sbuf,BUFSIZZ); OPENSSL_free(sbuf); }
1872 if (mbuf != NULL) { OPENSSL_cleanse(mbuf,BUFSIZZ); OPENSSL_free(mbuf); }
1873 if (bio_c_out != NULL)
1875 BIO_free(bio_c_out);
1883 static void print_stuff(BIO *bio, SSL *s, int full)
1887 static const char *space=" ";
1890 STACK_OF(X509_NAME) *sk2;
1891 const SSL_CIPHER *c;
1894 #ifndef OPENSSL_NO_COMP
1895 const COMP_METHOD *comp, *expansion;
1900 int got_a_chain = 0;
1902 sk=SSL_get_peer_cert_chain(s);
1905 got_a_chain = 1; /* we don't have it for SSL2 (yet) */
1907 BIO_printf(bio,"---\nCertificate chain\n");
1908 for (i=0; i<sk_X509_num(sk); i++)
1910 X509_NAME_oneline(X509_get_subject_name(
1911 sk_X509_value(sk,i)),buf,sizeof buf);
1912 BIO_printf(bio,"%2d s:%s\n",i,buf);
1913 X509_NAME_oneline(X509_get_issuer_name(
1914 sk_X509_value(sk,i)),buf,sizeof buf);
1915 BIO_printf(bio," i:%s\n",buf);
1917 PEM_write_bio_X509(bio,sk_X509_value(sk,i));
1921 BIO_printf(bio,"---\n");
1922 peer=SSL_get_peer_certificate(s);
1925 BIO_printf(bio,"Server certificate\n");
1926 if (!(c_showcerts && got_a_chain)) /* Redundant if we showed the whole chain */
1927 PEM_write_bio_X509(bio,peer);
1928 X509_NAME_oneline(X509_get_subject_name(peer),
1930 BIO_printf(bio,"subject=%s\n",buf);
1931 X509_NAME_oneline(X509_get_issuer_name(peer),
1933 BIO_printf(bio,"issuer=%s\n",buf);
1936 BIO_printf(bio,"no peer certificate available\n");
1938 sk2=SSL_get_client_CA_list(s);
1939 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0))
1941 BIO_printf(bio,"---\nAcceptable client certificate CA names\n");
1942 for (i=0; i<sk_X509_NAME_num(sk2); i++)
1944 xn=sk_X509_NAME_value(sk2,i);
1945 X509_NAME_oneline(xn,buf,sizeof(buf));
1946 BIO_write(bio,buf,strlen(buf));
1947 BIO_write(bio,"\n",1);
1952 BIO_printf(bio,"---\nNo client certificate CA names sent\n");
1954 p=SSL_get_shared_ciphers(s,buf,sizeof buf);
1957 /* This works only for SSL 2. In later protocol
1958 * versions, the client does not know what other
1959 * ciphers (in addition to the one to be used
1960 * in the current connection) the server supports. */
1962 BIO_printf(bio,"---\nCiphers common between both SSL endpoints:\n");
1968 BIO_write(bio,space,15-j%25);
1971 BIO_write(bio,((i%3)?" ":"\n"),1);
1980 BIO_write(bio,"\n",1);
1983 BIO_printf(bio,"---\nSSL handshake has read %ld bytes and written %ld bytes\n",
1984 BIO_number_read(SSL_get_rbio(s)),
1985 BIO_number_written(SSL_get_wbio(s)));
1987 BIO_printf(bio,(SSL_cache_hit(s)?"---\nReused, ":"---\nNew, "));
1988 c=SSL_get_current_cipher(s);
1989 BIO_printf(bio,"%s, Cipher is %s\n",
1990 SSL_CIPHER_get_version(c),
1991 SSL_CIPHER_get_name(c));
1994 pktmp = X509_get_pubkey(peer);
1995 BIO_printf(bio,"Server public key is %d bit\n",
1996 EVP_PKEY_bits(pktmp));
1997 EVP_PKEY_free(pktmp);
1999 BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
2000 SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
2001 #ifndef OPENSSL_NO_COMP
2002 comp=SSL_get_current_compression(s);
2003 expansion=SSL_get_current_expansion(s);
2004 BIO_printf(bio,"Compression: %s\n",
2005 comp ? SSL_COMP_get_name(comp) : "NONE");
2006 BIO_printf(bio,"Expansion: %s\n",
2007 expansion ? SSL_COMP_get_name(expansion) : "NONE");
2010 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2011 if (next_proto.status != -1) {
2012 const unsigned char *proto;
2013 unsigned int proto_len;
2014 SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
2015 BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
2016 BIO_write(bio, proto, proto_len);
2017 BIO_write(bio, "\n", 1);
2023 /* Print out local port of connection: useful for debugging */
2025 struct sockaddr_in ladd;
2026 socklen_t ladd_size = sizeof(ladd);
2027 sock = SSL_get_fd(s);
2028 getsockname(sock, (struct sockaddr *)&ladd, &ladd_size);
2029 BIO_printf(bio_c_out, "LOCAL PORT is %u\n", ntohs(ladd.sin_port));
2033 SSL_SESSION_print(bio,SSL_get_session(s));
2034 BIO_printf(bio,"---\n");
2037 /* flush, or debugging output gets mixed with http response */
2038 (void)BIO_flush(bio);
2041 #ifndef OPENSSL_NO_TLSEXT
2043 static int ocsp_resp_cb(SSL *s, void *arg)
2045 const unsigned char *p;
2048 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
2049 BIO_puts(arg, "OCSP response: ");
2052 BIO_puts(arg, "no response sent\n");
2055 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
2058 BIO_puts(arg, "response parse error\n");
2059 BIO_dump_indent(arg, (char *)p, len, 4);
2062 BIO_puts(arg, "\n======================================\n");
2063 OCSP_RESPONSE_print(arg, rsp, 0);
2064 BIO_puts(arg, "======================================\n");
2065 OCSP_RESPONSE_free(rsp);