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;
208 static int c_showcerts=0;
210 static char *keymatexportlabel=NULL;
211 static int keymatexportlen=20;
213 static void sc_usage(void);
214 static void print_stuff(BIO *berr,SSL *con,int full);
215 #ifndef OPENSSL_NO_TLSEXT
216 static int ocsp_resp_cb(SSL *s, void *arg);
218 static BIO *bio_c_out=NULL;
219 static BIO *bio_c_msg=NULL;
220 static int c_quiet=0;
221 static int c_ign_eof=0;
222 static int c_brief=0;
224 #ifndef OPENSSL_NO_PSK
225 /* Default PSK identity and key */
226 static char *psk_identity="Client_identity";
227 /*char *psk_key=NULL; by default PSK is not used */
229 static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity,
230 unsigned int max_identity_len, unsigned char *psk,
231 unsigned int max_psk_len)
233 unsigned int psk_len = 0;
238 BIO_printf(bio_c_out, "psk_client_cb\n");
241 /* no ServerKeyExchange message*/
243 BIO_printf(bio_c_out,"NULL received PSK identity hint, continuing anyway\n");
246 BIO_printf(bio_c_out, "Received PSK identity hint '%s'\n", hint);
248 /* lookup PSK identity and PSK key based on the given identity hint here */
249 ret = BIO_snprintf(identity, max_identity_len, "%s", psk_identity);
250 if (ret < 0 || (unsigned int)ret > max_identity_len)
253 BIO_printf(bio_c_out, "created identity '%s' len=%d\n", identity, ret);
254 ret=BN_hex2bn(&bn, psk_key);
257 BIO_printf(bio_err,"Could not convert PSK key '%s' to BIGNUM\n", psk_key);
263 if ((unsigned int)BN_num_bytes(bn) > max_psk_len)
265 BIO_printf(bio_err,"psk buffer of callback is too small (%d) for key (%d)\n",
266 max_psk_len, BN_num_bytes(bn));
271 psk_len=BN_bn2bin(bn, psk);
277 BIO_printf(bio_c_out, "created PSK len=%d\n", psk_len);
282 BIO_printf(bio_err, "Error in PSK client callback\n");
287 static void sc_usage(void)
289 BIO_printf(bio_err,"usage: s_client args\n");
290 BIO_printf(bio_err,"\n");
291 BIO_printf(bio_err," -host host - use -connect instead\n");
292 BIO_printf(bio_err," -port port - use -connect instead\n");
293 BIO_printf(bio_err," -connect host:port - who to connect to (default is %s:%s)\n",SSL_HOST_NAME,PORT_STR);
294 BIO_printf(bio_err," -checkhost host - check peer certificate matches \"host\"\n");
295 BIO_printf(bio_err," -checkemail email - check peer certificate matches \"email\"\n");
296 BIO_printf(bio_err," -checkip ipaddr - check peer certificate matches \"ipaddr\"\n");
298 BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n");
299 BIO_printf(bio_err," -verify_return_error - return verification errors\n");
300 BIO_printf(bio_err," -cert arg - certificate file to use, PEM format assumed\n");
301 BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n");
302 BIO_printf(bio_err," -key arg - Private key file to use, in cert file if\n");
303 BIO_printf(bio_err," not specified but cert file is.\n");
304 BIO_printf(bio_err," -keyform arg - key format (PEM or DER) PEM default\n");
305 BIO_printf(bio_err," -pass arg - private key file pass phrase source\n");
306 BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n");
307 BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n");
308 BIO_printf(bio_err," -reconnect - Drop and re-make the connection with the same Session-ID\n");
309 BIO_printf(bio_err," -pause - sleep(1) after each read(2) and write(2) system call\n");
310 BIO_printf(bio_err," -prexit - print session information even on connection failure\n");
311 BIO_printf(bio_err," -showcerts - show all certificates in the chain\n");
312 BIO_printf(bio_err," -debug - extra output\n");
314 BIO_printf(bio_err," -wdebug - WATT-32 tcp debugging\n");
316 BIO_printf(bio_err," -msg - Show protocol messages\n");
317 BIO_printf(bio_err," -nbio_test - more ssl protocol testing\n");
318 BIO_printf(bio_err," -state - print the 'ssl' states\n");
320 BIO_printf(bio_err," -nbio - Run with non-blocking IO\n");
322 BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n");
323 BIO_printf(bio_err," -quiet - no s_client output\n");
324 BIO_printf(bio_err," -ign_eof - ignore input eof (default when -quiet)\n");
325 BIO_printf(bio_err," -no_ign_eof - don't ignore input eof\n");
326 #ifndef OPENSSL_NO_PSK
327 BIO_printf(bio_err," -psk_identity arg - PSK identity\n");
328 BIO_printf(bio_err," -psk arg - PSK in hex (without 0x)\n");
329 # ifndef OPENSSL_NO_JPAKE
330 BIO_printf(bio_err," -jpake arg - JPAKE secret to use\n");
333 #ifndef OPENSSL_NO_SRP
334 BIO_printf(bio_err," -srpuser user - SRP authentification for 'user'\n");
335 BIO_printf(bio_err," -srppass arg - password for 'user'\n");
336 BIO_printf(bio_err," -srp_lateuser - SRP username into second ClientHello message\n");
337 BIO_printf(bio_err," -srp_moregroups - Tolerate other than the known g N values.\n");
338 BIO_printf(bio_err," -srp_strength int - minimal mength in bits for N (default %d).\n",SRP_MINIMAL_N);
340 BIO_printf(bio_err," -ssl2 - just use SSLv2\n");
341 BIO_printf(bio_err," -ssl3 - just use SSLv3\n");
342 BIO_printf(bio_err," -tls1_2 - just use TLSv1.2\n");
343 BIO_printf(bio_err," -tls1_1 - just use TLSv1.1\n");
344 BIO_printf(bio_err," -tls1 - just use TLSv1\n");
345 BIO_printf(bio_err," -dtls1 - just use DTLSv1\n");
346 BIO_printf(bio_err," -fallback_scsv - send TLS_FALLBACK_SCSV\n");
347 BIO_printf(bio_err," -mtu - set the link layer MTU\n");
348 BIO_printf(bio_err," -no_tls1_2/-no_tls1_1/-no_tls1/-no_ssl3/-no_ssl2 - turn off that protocol\n");
349 BIO_printf(bio_err," -bugs - Switch on all SSL implementation bug workarounds\n");
350 BIO_printf(bio_err," -serverpref - Use server's cipher preferences (only SSLv2)\n");
351 BIO_printf(bio_err," -cipher - preferred cipher to use, use the 'openssl ciphers'\n");
352 BIO_printf(bio_err," command to see what is available\n");
353 BIO_printf(bio_err," -starttls prot - use the STARTTLS command before starting TLS\n");
354 BIO_printf(bio_err," for those protocols that support it, where\n");
355 BIO_printf(bio_err," 'prot' defines which one to assume. Currently,\n");
356 BIO_printf(bio_err," only \"smtp\", \"pop3\", \"imap\", \"ftp\" and \"xmpp\"\n");
357 BIO_printf(bio_err," are supported.\n");
358 #ifndef OPENSSL_NO_ENGINE
359 BIO_printf(bio_err," -engine id - Initialise and use the specified engine\n");
361 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
362 BIO_printf(bio_err," -sess_out arg - file to write SSL session to\n");
363 BIO_printf(bio_err," -sess_in arg - file to read SSL session from\n");
364 #ifndef OPENSSL_NO_TLSEXT
365 BIO_printf(bio_err," -servername host - Set TLS extension servername in ClientHello\n");
366 BIO_printf(bio_err," -tlsextdebug - hex dump of all TLS extensions received\n");
367 BIO_printf(bio_err," -status - request certificate status from server\n");
368 BIO_printf(bio_err," -no_ticket - disable use of RFC4507bis session tickets\n");
369 BIO_printf(bio_err," -serverinfo types - send empty ClientHello extensions (comma-separated numbers)\n");
371 # ifndef OPENSSL_NO_NEXTPROTONEG
372 BIO_printf(bio_err," -nextprotoneg arg - enable NPN extension, considering named protocols supported (comma-separated list)\n");
374 BIO_printf(bio_err," -alpn arg - enable ALPN extension, considering named protocols supported (comma-separated list)\n");
375 BIO_printf(bio_err," -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n");
376 BIO_printf(bio_err," -use_srtp profiles - Offer SRTP key management with a colon-separated profile list\n");
377 BIO_printf(bio_err," -keymatexport label - Export keying material using label\n");
378 BIO_printf(bio_err," -keymatexportlen len - Export len bytes of keying material (default 20)\n");
381 #ifndef OPENSSL_NO_TLSEXT
383 /* This is a context that we pass to callbacks */
384 typedef struct tlsextctx_st {
390 static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg)
392 tlsextctx * p = (tlsextctx *) arg;
393 const char * hn= SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
394 if (SSL_get_servername_type(s) != -1)
395 p->ack = !SSL_session_reused(s) && hn != NULL;
397 BIO_printf(bio_err,"Can't use SSL_get_servername\n");
399 return SSL_TLSEXT_ERR_OK;
402 #ifndef OPENSSL_NO_SRP
404 /* This is a context that we pass to all callbacks */
405 typedef struct srp_arg_st
409 int msg; /* copy from c_msg */
410 int debug; /* copy from c_debug */
411 int amp; /* allow more groups */
412 int strength /* minimal size for N */ ;
415 #define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
417 static int srp_Verify_N_and_g(BIGNUM *N, BIGNUM *g)
419 BN_CTX *bn_ctx = BN_CTX_new();
420 BIGNUM *p = BN_new();
421 BIGNUM *r = BN_new();
423 g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) &&
424 BN_is_prime_ex(N, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
425 p != NULL && BN_rshift1(p, N) &&
428 BN_is_prime_ex(p, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
431 /* verify g^((N-1)/2) == -1 (mod N) */
432 BN_mod_exp(r, g, p, N, bn_ctx) &&
445 /* This callback is used here for two purposes:
447 - making some primality tests for unknown groups
448 The callback is only called for a non default group.
450 An application does not need the call back at all if
451 only the stanard groups are used. In real life situations,
452 client and server already share well known groups,
453 thus there is no need to verify them.
454 Furthermore, in case that a server actually proposes a group that
455 is not one of those defined in RFC 5054, it is more appropriate
456 to add the group to a static list and then compare since
457 primality tests are rather cpu consuming.
460 static int MS_CALLBACK ssl_srp_verify_param_cb(SSL *s, void *arg)
462 SRP_ARG *srp_arg = (SRP_ARG *)arg;
463 BIGNUM *N = NULL, *g = NULL;
464 if (!(N = SSL_get_srp_N(s)) || !(g = SSL_get_srp_g(s)))
466 if (srp_arg->debug || srp_arg->msg || srp_arg->amp == 1)
468 BIO_printf(bio_err, "SRP parameters:\n");
469 BIO_printf(bio_err,"\tN="); BN_print(bio_err,N);
470 BIO_printf(bio_err,"\n\tg="); BN_print(bio_err,g);
471 BIO_printf(bio_err,"\n");
474 if (SRP_check_known_gN_param(g,N))
477 if (srp_arg->amp == 1)
480 BIO_printf(bio_err, "SRP param N and g are not known params, going to check deeper.\n");
482 /* The srp_moregroups is a real debugging feature.
483 Implementors should rather add the value to the known ones.
484 The minimal size has already been tested.
486 if (BN_num_bits(g) <= BN_BITS && srp_Verify_N_and_g(N,g))
489 BIO_printf(bio_err, "SRP param N and g rejected.\n");
493 #define PWD_STRLEN 1024
495 static char * MS_CALLBACK ssl_give_srp_client_pwd_cb(SSL *s, void *arg)
497 SRP_ARG *srp_arg = (SRP_ARG *)arg;
498 char *pass = (char *)OPENSSL_malloc(PWD_STRLEN+1);
502 cb_tmp.password = (char *)srp_arg->srppassin;
503 cb_tmp.prompt_info = "SRP user";
504 if ((l = password_callback(pass, PWD_STRLEN, 0, &cb_tmp))<0)
506 BIO_printf (bio_err, "Can't read Password\n");
516 char *srtp_profiles = NULL;
518 # ifndef OPENSSL_NO_NEXTPROTONEG
519 /* This the context that we pass to next_proto_cb */
520 typedef struct tlsextnextprotoctx_st {
524 } tlsextnextprotoctx;
526 static tlsextnextprotoctx next_proto;
528 static int next_proto_cb(SSL *s, unsigned char **out, unsigned char *outlen, const unsigned char *in, unsigned int inlen, void *arg)
530 tlsextnextprotoctx *ctx = arg;
534 /* We can assume that |in| is syntactically valid. */
536 BIO_printf(bio_c_out, "Protocols advertised by server: ");
537 for (i = 0; i < inlen; )
540 BIO_write(bio_c_out, ", ", 2);
541 BIO_write(bio_c_out, &in[i + 1], in[i]);
544 BIO_write(bio_c_out, "\n", 1);
547 ctx->status = SSL_select_next_proto(out, outlen, in, inlen, ctx->data, ctx->len);
548 return SSL_TLSEXT_ERR_OK;
550 # endif /* ndef OPENSSL_NO_NEXTPROTONEG */
552 static int serverinfo_cli_parse_cb(SSL* s, unsigned int ext_type,
553 const unsigned char* in, size_t inlen,
557 unsigned char ext_buf[4 + 65536];
559 /* Reconstruct the type/len fields prior to extension data */
560 ext_buf[0] = ext_type >> 8;
561 ext_buf[1] = ext_type & 0xFF;
562 ext_buf[2] = inlen >> 8;
563 ext_buf[3] = inlen & 0xFF;
564 memcpy(ext_buf+4, in, inlen);
566 BIO_snprintf(pem_name, sizeof(pem_name), "SERVERINFO FOR EXTENSION %d",
568 PEM_write_bio(bio_c_out, pem_name, "", ext_buf, 4 + inlen);
584 int MAIN(int, char **);
586 int MAIN(int argc, char **argv)
590 #ifndef OPENSSL_NO_KRB5
593 int s,k,width,state=0;
594 char *cbuf=NULL,*sbuf=NULL,*mbuf=NULL;
595 int cbuf_len,cbuf_off;
596 int sbuf_len,sbuf_off;
597 fd_set readfds,writefds;
600 char *host=SSL_HOST_NAME;
601 char *cert_file=NULL,*key_file=NULL,*chain_file=NULL;
602 int cert_format = FORMAT_PEM, key_format = FORMAT_PEM;
603 char *passarg = NULL, *pass = NULL;
605 EVP_PKEY *key = NULL;
606 STACK_OF(X509) *chain = NULL;
607 char *CApath=NULL,*CAfile=NULL;
608 char *chCApath=NULL,*chCAfile=NULL;
609 char *vfyCApath=NULL,*vfyCAfile=NULL;
610 int reconnect=0,badop=0,verify=SSL_VERIFY_NONE;
612 int write_tty,read_tty,write_ssl,read_ssl,tty_on,ssl_pending;
614 int ret=1,in_init=1,i,nbio_test=0;
615 int starttls_proto = PROTO_OFF;
617 X509_VERIFY_PARAM *vpm = NULL;
619 const SSL_METHOD *meth=NULL;
620 int socket_type=SOCK_STREAM;
624 struct timeval timeout, *timeoutp;
625 #ifndef OPENSSL_NO_ENGINE
626 char *engine_id=NULL;
627 char *ssl_client_engine_id=NULL;
628 ENGINE *ssl_client_engine=NULL;
631 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
633 #if defined(OPENSSL_SYS_BEOS_R5)
637 #ifndef OPENSSL_NO_TLSEXT
638 char *servername = NULL;
639 tlsextctx tlsextcbp =
641 # ifndef OPENSSL_NO_NEXTPROTONEG
642 const char *next_proto_neg_in = NULL;
644 const char *alpn_in = NULL;
645 # define MAX_SI_TYPES 100
646 unsigned short serverinfo_types[MAX_SI_TYPES];
647 int serverinfo_types_count = 0;
649 char *sess_in = NULL;
650 char *sess_out = NULL;
651 struct sockaddr peer;
652 int peerlen = sizeof(peer);
653 int fallback_scsv = 0;
654 int enable_timeouts = 0 ;
656 #ifndef OPENSSL_NO_JPAKE
657 static char *jpake_secret = NULL;
658 #define no_jpake !jpake_secret
662 #ifndef OPENSSL_NO_SRP
663 char * srppass = NULL;
664 int srp_lateuser = 0;
665 SRP_ARG srp_arg = {NULL,NULL,0,0,0,1024};
667 SSL_EXCERT *exc = NULL;
669 SSL_CONF_CTX *cctx = NULL;
670 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
672 char *crl_file = NULL;
673 int crl_format = FORMAT_PEM;
674 int crl_download = 0;
675 STACK_OF(X509_CRL) *crls = NULL;
677 meth=SSLv23_client_method();
688 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
690 if (!load_config(bio_err, NULL))
693 cctx = SSL_CONF_CTX_new();
696 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CLIENT);
697 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CMDLINE);
699 if ( ((cbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
700 ((sbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) ||
701 ((mbuf=OPENSSL_malloc(BUFSIZZ)) == NULL))
703 BIO_printf(bio_err,"out of memory\n");
708 verify_error=X509_V_OK;
717 if (strcmp(*argv,"-host") == 0)
719 if (--argc < 1) goto bad;
722 else if (strcmp(*argv,"-port") == 0)
724 if (--argc < 1) goto bad;
725 port=atoi(*(++argv));
726 if (port == 0) goto bad;
728 else if (strcmp(*argv,"-connect") == 0)
730 if (--argc < 1) goto bad;
731 if (!extract_host_port(*(++argv),&host,NULL,&port))
734 else if (strcmp(*argv,"-verify") == 0)
736 verify=SSL_VERIFY_PEER;
737 if (--argc < 1) goto bad;
738 verify_depth=atoi(*(++argv));
740 BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
742 else if (strcmp(*argv,"-cert") == 0)
744 if (--argc < 1) goto bad;
745 cert_file= *(++argv);
747 else if (strcmp(*argv,"-CRL") == 0)
749 if (--argc < 1) goto bad;
752 else if (strcmp(*argv,"-crl_download") == 0)
754 else if (strcmp(*argv,"-sess_out") == 0)
756 if (--argc < 1) goto bad;
757 sess_out = *(++argv);
759 else if (strcmp(*argv,"-sess_in") == 0)
761 if (--argc < 1) goto bad;
764 else if (strcmp(*argv,"-certform") == 0)
766 if (--argc < 1) goto bad;
767 cert_format = str2fmt(*(++argv));
769 else if (strcmp(*argv,"-CRLform") == 0)
771 if (--argc < 1) goto bad;
772 crl_format = str2fmt(*(++argv));
774 else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm))
780 else if (strcmp(*argv,"-verify_return_error") == 0)
781 verify_return_error = 1;
782 else if (strcmp(*argv,"-verify_quiet") == 0)
784 else if (strcmp(*argv,"-brief") == 0)
790 else if (args_excert(&argv, &argc, &badarg, bio_err, &exc))
796 else if (args_ssl(&argv, &argc, cctx, &badarg, bio_err, &ssl_args))
802 else if (strcmp(*argv,"-prexit") == 0)
804 else if (strcmp(*argv,"-crlf") == 0)
806 else if (strcmp(*argv,"-quiet") == 0)
811 else if (strcmp(*argv,"-ign_eof") == 0)
813 else if (strcmp(*argv,"-no_ign_eof") == 0)
815 else if (strcmp(*argv,"-pause") == 0)
817 else if (strcmp(*argv,"-debug") == 0)
819 #ifndef OPENSSL_NO_TLSEXT
820 else if (strcmp(*argv,"-tlsextdebug") == 0)
822 else if (strcmp(*argv,"-status") == 0)
826 else if (strcmp(*argv,"-wdebug") == 0)
829 else if (strcmp(*argv,"-msg") == 0)
831 else if (strcmp(*argv,"-msgfile") == 0)
833 if (--argc < 1) goto bad;
834 bio_c_msg = BIO_new_file(*(++argv), "w");
836 #ifndef OPENSSL_NO_SSL_TRACE
837 else if (strcmp(*argv,"-trace") == 0)
840 else if (strcmp(*argv,"-showcerts") == 0)
842 else if (strcmp(*argv,"-nbio_test") == 0)
844 else if (strcmp(*argv,"-state") == 0)
846 #ifndef OPENSSL_NO_PSK
847 else if (strcmp(*argv,"-psk_identity") == 0)
849 if (--argc < 1) goto bad;
850 psk_identity=*(++argv);
852 else if (strcmp(*argv,"-psk") == 0)
856 if (--argc < 1) goto bad;
858 for (j = 0; j < strlen(psk_key); j++)
860 if (isxdigit((unsigned char)psk_key[j]))
862 BIO_printf(bio_err,"Not a hex number '%s'\n",*argv);
867 #ifndef OPENSSL_NO_SRP
868 else if (strcmp(*argv,"-srpuser") == 0)
870 if (--argc < 1) goto bad;
871 srp_arg.srplogin= *(++argv);
872 meth=TLSv1_client_method();
874 else if (strcmp(*argv,"-srppass") == 0)
876 if (--argc < 1) goto bad;
878 meth=TLSv1_client_method();
880 else if (strcmp(*argv,"-srp_strength") == 0)
882 if (--argc < 1) goto bad;
883 srp_arg.strength=atoi(*(++argv));
884 BIO_printf(bio_err,"SRP minimal length for N is %d\n",srp_arg.strength);
885 meth=TLSv1_client_method();
887 else if (strcmp(*argv,"-srp_lateuser") == 0)
890 meth=TLSv1_client_method();
892 else if (strcmp(*argv,"-srp_moregroups") == 0)
895 meth=TLSv1_client_method();
898 #ifndef OPENSSL_NO_SSL2
899 else if (strcmp(*argv,"-ssl2") == 0)
900 meth=SSLv2_client_method();
902 #ifndef OPENSSL_NO_SSL3
903 else if (strcmp(*argv,"-ssl3") == 0)
904 meth=SSLv3_client_method();
906 #ifndef OPENSSL_NO_TLS1
907 else if (strcmp(*argv,"-tls1_2") == 0)
908 meth=TLSv1_2_client_method();
909 else if (strcmp(*argv,"-tls1_1") == 0)
910 meth=TLSv1_1_client_method();
911 else if (strcmp(*argv,"-tls1") == 0)
912 meth=TLSv1_client_method();
914 #ifndef OPENSSL_NO_DTLS1
915 else if (strcmp(*argv,"-dtls") == 0)
917 meth=DTLS_client_method();
918 socket_type=SOCK_DGRAM;
920 else if (strcmp(*argv,"-dtls1") == 0)
922 meth=DTLSv1_client_method();
923 socket_type=SOCK_DGRAM;
925 else if (strcmp(*argv,"-dtls1_2") == 0)
927 meth=DTLSv1_2_client_method();
928 socket_type=SOCK_DGRAM;
930 else if (strcmp(*argv,"-timeout") == 0)
932 else if (strcmp(*argv,"-mtu") == 0)
934 if (--argc < 1) goto bad;
935 socket_mtu = atol(*(++argv));
938 else if (strcmp(*argv,"-fallback_scsv") == 0)
942 else if (strcmp(*argv,"-keyform") == 0)
944 if (--argc < 1) goto bad;
945 key_format = str2fmt(*(++argv));
947 else if (strcmp(*argv,"-pass") == 0)
949 if (--argc < 1) goto bad;
952 else if (strcmp(*argv,"-cert_chain") == 0)
954 if (--argc < 1) goto bad;
955 chain_file= *(++argv);
957 else if (strcmp(*argv,"-key") == 0)
959 if (--argc < 1) goto bad;
962 else if (strcmp(*argv,"-reconnect") == 0)
966 else if (strcmp(*argv,"-CApath") == 0)
968 if (--argc < 1) goto bad;
971 else if (strcmp(*argv,"-chainCApath") == 0)
973 if (--argc < 1) goto bad;
976 else if (strcmp(*argv,"-verifyCApath") == 0)
978 if (--argc < 1) goto bad;
979 vfyCApath= *(++argv);
981 else if (strcmp(*argv,"-build_chain") == 0)
983 else if (strcmp(*argv,"-CAfile") == 0)
985 if (--argc < 1) goto bad;
988 else if (strcmp(*argv,"-chainCAfile") == 0)
990 if (--argc < 1) goto bad;
993 else if (strcmp(*argv,"-verifyCAfile") == 0)
995 if (--argc < 1) goto bad;
996 vfyCAfile= *(++argv);
998 #ifndef OPENSSL_NO_TLSEXT
999 # ifndef OPENSSL_NO_NEXTPROTONEG
1000 else if (strcmp(*argv,"-nextprotoneg") == 0)
1002 if (--argc < 1) goto bad;
1003 next_proto_neg_in = *(++argv);
1006 else if (strcmp(*argv,"-alpn") == 0)
1008 if (--argc < 1) goto bad;
1009 alpn_in = *(++argv);
1011 else if (strcmp(*argv,"-serverinfo") == 0)
1017 if (--argc < 1) goto bad;
1019 serverinfo_types_count = 0;
1021 for (i = 0; i <= len; ++i)
1023 if (i == len || c[i] == ',')
1025 serverinfo_types[serverinfo_types_count]
1027 serverinfo_types_count++;
1030 if (serverinfo_types_count == MAX_SI_TYPES)
1036 else if (strcmp(*argv,"-nbio") == 0)
1039 else if (strcmp(*argv,"-starttls") == 0)
1041 if (--argc < 1) goto bad;
1043 if (strcmp(*argv,"smtp") == 0)
1044 starttls_proto = PROTO_SMTP;
1045 else if (strcmp(*argv,"pop3") == 0)
1046 starttls_proto = PROTO_POP3;
1047 else if (strcmp(*argv,"imap") == 0)
1048 starttls_proto = PROTO_IMAP;
1049 else if (strcmp(*argv,"ftp") == 0)
1050 starttls_proto = PROTO_FTP;
1051 else if (strcmp(*argv, "xmpp") == 0)
1052 starttls_proto = PROTO_XMPP;
1056 #ifndef OPENSSL_NO_ENGINE
1057 else if (strcmp(*argv,"-engine") == 0)
1059 if (--argc < 1) goto bad;
1060 engine_id = *(++argv);
1062 else if (strcmp(*argv,"-ssl_client_engine") == 0)
1064 if (--argc < 1) goto bad;
1065 ssl_client_engine_id = *(++argv);
1068 else if (strcmp(*argv,"-rand") == 0)
1070 if (--argc < 1) goto bad;
1073 #ifndef OPENSSL_NO_TLSEXT
1074 else if (strcmp(*argv,"-servername") == 0)
1076 if (--argc < 1) goto bad;
1077 servername= *(++argv);
1078 /* meth=TLSv1_client_method(); */
1081 #ifndef OPENSSL_NO_JPAKE
1082 else if (strcmp(*argv,"-jpake") == 0)
1084 if (--argc < 1) goto bad;
1085 jpake_secret = *++argv;
1088 else if (strcmp(*argv,"-use_srtp") == 0)
1090 if (--argc < 1) goto bad;
1091 srtp_profiles = *(++argv);
1093 else if (strcmp(*argv,"-keymatexport") == 0)
1095 if (--argc < 1) goto bad;
1096 keymatexportlabel= *(++argv);
1098 else if (strcmp(*argv,"-keymatexportlen") == 0)
1100 if (--argc < 1) goto bad;
1101 keymatexportlen=atoi(*(++argv));
1102 if (keymatexportlen == 0) goto bad;
1106 BIO_printf(bio_err,"unknown option %s\n",*argv);
1120 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1126 "Can't use JPAKE and PSK together\n");
1129 psk_identity = "JPAKE";
1133 OpenSSL_add_ssl_algorithms();
1134 SSL_load_error_strings();
1136 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1137 next_proto.status = -1;
1138 if (next_proto_neg_in)
1140 next_proto.data = next_protos_parse(&next_proto.len, next_proto_neg_in);
1141 if (next_proto.data == NULL)
1143 BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n");
1148 next_proto.data = NULL;
1151 #ifndef OPENSSL_NO_ENGINE
1152 e = setup_engine(bio_err, engine_id, 1);
1153 if (ssl_client_engine_id)
1155 ssl_client_engine = ENGINE_by_id(ssl_client_engine_id);
1156 if (!ssl_client_engine)
1159 "Error getting client auth engine\n");
1165 if (!app_passwd(bio_err, passarg, NULL, &pass, NULL))
1167 BIO_printf(bio_err, "Error getting password\n");
1171 if (key_file == NULL)
1172 key_file = cert_file;
1179 key = load_key(bio_err, key_file, key_format, 0, pass, e,
1180 "client certificate private key file");
1183 ERR_print_errors(bio_err);
1192 cert = load_cert(bio_err,cert_file,cert_format,
1193 NULL, e, "client certificate file");
1197 ERR_print_errors(bio_err);
1204 chain = load_certs(bio_err, chain_file,FORMAT_PEM,
1205 NULL, e, "client certificate chain");
1213 crl = load_crl(crl_file, crl_format);
1216 BIO_puts(bio_err, "Error loading CRL\n");
1217 ERR_print_errors(bio_err);
1220 crls = sk_X509_CRL_new_null();
1221 if (!crls || !sk_X509_CRL_push(crls, crl))
1223 BIO_puts(bio_err, "Error adding CRL\n");
1224 ERR_print_errors(bio_err);
1230 if (!load_excert(&exc, bio_err))
1233 if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
1236 BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
1239 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
1240 app_RAND_load_files(inrand));
1242 if (bio_c_out == NULL)
1244 if (c_quiet && !c_debug)
1246 bio_c_out=BIO_new(BIO_s_null());
1247 if (c_msg && !bio_c_msg)
1248 bio_c_msg=BIO_new_fp(stdout,BIO_NOCLOSE);
1252 if (bio_c_out == NULL)
1253 bio_c_out=BIO_new_fp(stdout,BIO_NOCLOSE);
1257 #ifndef OPENSSL_NO_SRP
1258 if(!app_passwd(bio_err, srppass, NULL, &srp_arg.srppassin, NULL))
1260 BIO_printf(bio_err, "Error getting password\n");
1265 ctx=SSL_CTX_new(meth);
1268 ERR_print_errors(bio_err);
1273 SSL_CTX_set1_param(ctx, vpm);
1275 if (!args_ssl_call(ctx, bio_err, cctx, ssl_args, 1, no_jpake))
1277 ERR_print_errors(bio_err);
1281 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1282 crls, crl_download))
1284 BIO_printf(bio_err, "Error loading store locations\n");
1285 ERR_print_errors(bio_err);
1289 #ifndef OPENSSL_NO_ENGINE
1290 if (ssl_client_engine)
1292 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine))
1294 BIO_puts(bio_err, "Error setting client auth engine\n");
1295 ERR_print_errors(bio_err);
1296 ENGINE_free(ssl_client_engine);
1299 ENGINE_free(ssl_client_engine);
1303 #ifndef OPENSSL_NO_PSK
1304 #ifdef OPENSSL_NO_JPAKE
1305 if (psk_key != NULL)
1307 if (psk_key != NULL || jpake_secret)
1311 BIO_printf(bio_c_out, "PSK key given or JPAKE in use, setting client callback\n");
1312 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
1314 if (srtp_profiles != NULL)
1315 SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles);
1317 if (exc) ssl_ctx_set_excert(ctx, exc);
1318 /* DTLS: partial reads end up discarding unread UDP bytes :-(
1319 * Setting read ahead solves this problem.
1321 if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
1323 #if !defined(OPENSSL_NO_TLSEXT)
1324 # if !defined(OPENSSL_NO_NEXTPROTONEG)
1325 if (next_proto.data)
1326 SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
1330 unsigned short alpn_len;
1331 unsigned char *alpn = next_protos_parse(&alpn_len, alpn_in);
1335 BIO_printf(bio_err, "Error parsing -alpn argument\n");
1338 SSL_CTX_set_alpn_protos(ctx, alpn, alpn_len);
1342 #ifndef OPENSSL_NO_TLSEXT
1343 for (i = 0; i < serverinfo_types_count; i++)
1345 SSL_CTX_add_client_custom_ext(ctx,
1346 serverinfo_types[i],
1348 serverinfo_cli_parse_cb,
1353 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
1356 SSL_CTX_set_cipher_list(ctx,getenv("SSL_CIPHER"));
1359 SSL_CTX_set_verify(ctx,verify,verify_callback);
1361 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
1362 (!SSL_CTX_set_default_verify_paths(ctx)))
1364 /* BIO_printf(bio_err,"error setting default verify locations\n"); */
1365 ERR_print_errors(bio_err);
1369 ssl_ctx_add_crls(ctx, crls, crl_download);
1370 if (!set_cert_key_stuff(ctx,cert,key,chain,build_chain))
1373 #ifndef OPENSSL_NO_TLSEXT
1374 if (servername != NULL)
1376 tlsextcbp.biodebug = bio_err;
1377 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1378 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1380 #ifndef OPENSSL_NO_SRP
1381 if (srp_arg.srplogin)
1383 if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin))
1385 BIO_printf(bio_err,"Unable to set SRP username\n");
1388 srp_arg.msg = c_msg;
1389 srp_arg.debug = c_debug ;
1390 SSL_CTX_set_srp_cb_arg(ctx,&srp_arg);
1391 SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
1392 SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
1393 if (c_msg || c_debug || srp_arg.amp == 0)
1394 SSL_CTX_set_srp_verify_param_callback(ctx, ssl_srp_verify_param_cb);
1404 BIO *stmp = BIO_new_file(sess_in, "r");
1407 BIO_printf(bio_err, "Can't open session file %s\n",
1409 ERR_print_errors(bio_err);
1412 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1416 BIO_printf(bio_err, "Can't open session file %s\n",
1418 ERR_print_errors(bio_err);
1421 SSL_set_session(con, sess);
1422 SSL_SESSION_free(sess);
1426 SSL_set_mode(con, SSL_MODE_SEND_FALLBACK_SCSV);
1428 #ifndef OPENSSL_NO_TLSEXT
1429 if (servername != NULL)
1431 if (!SSL_set_tlsext_host_name(con,servername))
1433 BIO_printf(bio_err,"Unable to set TLS servername extension.\n");
1434 ERR_print_errors(bio_err);
1439 #ifndef OPENSSL_NO_KRB5
1440 if (con && (kctx = kssl_ctx_new()) != NULL)
1442 SSL_set0_kssl_ctx(con, kctx);
1443 kssl_ctx_setstring(kctx, KSSL_SERVER, host);
1445 #endif /* OPENSSL_NO_KRB5 */
1446 /* SSL_set_cipher_list(con,"RC4-MD5"); */
1448 #ifdef TLSEXT_TYPE_opaque_prf_input
1449 SSL_set_tlsext_opaque_prf_input(con, "Test client", 11);
1455 if (init_client(&s,host,port,socket_type) == 0)
1457 BIO_printf(bio_err,"connect:errno=%d\n",get_last_socket_error());
1461 BIO_printf(bio_c_out,"CONNECTED(%08X)\n",s);
1467 BIO_printf(bio_c_out,"turning on non blocking io\n");
1468 if (BIO_socket_ioctl(s,FIONBIO,&l) < 0)
1470 ERR_print_errors(bio_err);
1475 if (c_Pause & 0x01) SSL_set_debug(con, 1);
1477 if (socket_type == SOCK_DGRAM)
1480 sbio=BIO_new_dgram(s,BIO_NOCLOSE);
1481 if (getsockname(s, &peer, (void *)&peerlen) < 0)
1483 BIO_printf(bio_err, "getsockname:errno=%d\n",
1484 get_last_socket_error());
1489 (void)BIO_ctrl_set_connected(sbio, 1, &peer);
1491 if (enable_timeouts)
1494 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1495 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1498 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1499 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1502 if (socket_mtu > 28)
1504 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1505 SSL_set_mtu(con, socket_mtu - 28);
1508 /* want to do MTU discovery */
1509 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1512 sbio=BIO_new_socket(s,BIO_NOCLOSE);
1518 test=BIO_new(BIO_f_nbio_test());
1519 sbio=BIO_push(test,sbio);
1524 SSL_set_debug(con, 1);
1525 BIO_set_callback(sbio,bio_dump_callback);
1526 BIO_set_callback_arg(sbio,(char *)bio_c_out);
1530 #ifndef OPENSSL_NO_SSL_TRACE
1532 SSL_set_msg_callback(con, SSL_trace);
1535 SSL_set_msg_callback(con, msg_cb);
1536 SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out);
1538 #ifndef OPENSSL_NO_TLSEXT
1541 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1542 SSL_set_tlsext_debug_arg(con, bio_c_out);
1546 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1547 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
1548 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
1551 STACK_OF(OCSP_RESPID) *ids = sk_OCSP_RESPID_new_null();
1552 OCSP_RESPID *id = OCSP_RESPID_new();
1553 id->value.byKey = ASN1_OCTET_STRING_new();
1554 id->type = V_OCSP_RESPID_KEY;
1555 ASN1_STRING_set(id->value.byKey, "Hello World", -1);
1556 sk_OCSP_RESPID_push(ids, id);
1557 SSL_set_tlsext_status_ids(con, ids);
1562 #ifndef OPENSSL_NO_JPAKE
1564 jpake_client_auth(bio_c_out, sbio, jpake_secret);
1567 SSL_set_bio(con,sbio,sbio);
1568 SSL_set_connect_state(con);
1570 /* ok, lets connect */
1571 width=SSL_get_fd(con)+1;
1584 /* This is an ugly hack that does a lot of assumptions */
1585 /* We do have to handle multi-line responses which may come
1586 in a single packet or not. We therefore have to use
1587 BIO_gets() which does need a buffering BIO. So during
1588 the initial chitchat we do push a buffering BIO into the
1589 chain that is removed again later on to not disturb the
1590 rest of the s_client operation. */
1591 if (starttls_proto == PROTO_SMTP)
1594 BIO *fbio = BIO_new(BIO_f_buffer());
1595 BIO_push(fbio, sbio);
1596 /* wait for multi-line response to end from SMTP */
1599 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1601 while (mbuf_len>3 && mbuf[3]=='-');
1602 /* STARTTLS command requires EHLO... */
1603 BIO_printf(fbio,"EHLO openssl.client.net\r\n");
1604 (void)BIO_flush(fbio);
1605 /* wait for multi-line response to end EHLO SMTP response */
1608 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1609 if (strstr(mbuf,"STARTTLS"))
1612 while (mbuf_len>3 && mbuf[3]=='-');
1613 (void)BIO_flush(fbio);
1618 "didn't found starttls in server response,"
1619 " try anyway...\n");
1620 BIO_printf(sbio,"STARTTLS\r\n");
1621 BIO_read(sbio,sbuf,BUFSIZZ);
1623 else if (starttls_proto == PROTO_POP3)
1625 BIO_read(sbio,mbuf,BUFSIZZ);
1626 BIO_printf(sbio,"STLS\r\n");
1627 BIO_read(sbio,sbuf,BUFSIZZ);
1629 else if (starttls_proto == PROTO_IMAP)
1632 BIO *fbio = BIO_new(BIO_f_buffer());
1633 BIO_push(fbio, sbio);
1634 BIO_gets(fbio,mbuf,BUFSIZZ);
1635 /* STARTTLS command requires CAPABILITY... */
1636 BIO_printf(fbio,". CAPABILITY\r\n");
1637 (void)BIO_flush(fbio);
1638 /* wait for multi-line CAPABILITY response */
1641 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1642 if (strstr(mbuf,"STARTTLS"))
1645 while (mbuf_len>3 && mbuf[0]!='.');
1646 (void)BIO_flush(fbio);
1651 "didn't found STARTTLS in server response,"
1652 " try anyway...\n");
1653 BIO_printf(sbio,". STARTTLS\r\n");
1654 BIO_read(sbio,sbuf,BUFSIZZ);
1656 else if (starttls_proto == PROTO_FTP)
1658 BIO *fbio = BIO_new(BIO_f_buffer());
1659 BIO_push(fbio, sbio);
1660 /* wait for multi-line response to end from FTP */
1663 mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ);
1665 while (mbuf_len>3 && mbuf[3]=='-');
1666 (void)BIO_flush(fbio);
1669 BIO_printf(sbio,"AUTH TLS\r\n");
1670 BIO_read(sbio,sbuf,BUFSIZZ);
1672 if (starttls_proto == PROTO_XMPP)
1675 BIO_printf(sbio,"<stream:stream "
1676 "xmlns:stream='http://etherx.jabber.org/streams' "
1677 "xmlns='jabber:client' to='%s' version='1.0'>", host);
1678 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1680 while (!strstr(mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'"))
1682 if (strstr(mbuf, "/stream:features>"))
1684 seen = BIO_read(sbio,mbuf,BUFSIZZ);
1687 BIO_printf(sbio, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1688 seen = BIO_read(sbio,sbuf,BUFSIZZ);
1690 if (!strstr(sbuf, "<proceed"))
1700 if ((SSL_version(con) == DTLS1_VERSION) &&
1701 DTLSv1_get_timeout(con, &timeout))
1702 timeoutp = &timeout;
1706 if (SSL_in_init(con) && !SSL_total_renegotiations(con))
1717 #if 0 /* This test doesn't really work as intended (needs to be fixed) */
1718 #ifndef OPENSSL_NO_TLSEXT
1719 if (servername != NULL && !SSL_session_reused(con))
1721 BIO_printf(bio_c_out,"Server did %sacknowledge servername extension.\n",tlsextcbp.ack?"":"not ");
1727 BIO *stmp = BIO_new_file(sess_out, "w");
1730 PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
1734 BIO_printf(bio_err, "Error writing session file %s\n", sess_out);
1739 "CONNECTION ESTABLISHED\n");
1740 print_ssl_summary(bio_err, con);
1743 print_stuff(bio_c_out,con,full_log);
1744 if (full_log > 0) full_log--;
1748 BIO_printf(bio_err,"%s",mbuf);
1749 /* We don't need to know any more */
1750 starttls_proto = PROTO_OFF;
1756 BIO_printf(bio_c_out,"drop connection and then reconnect\n");
1758 SSL_set_connect_state(con);
1759 SHUTDOWN(SSL_get_fd(con));
1765 ssl_pending = read_ssl && SSL_pending(con);
1769 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined (OPENSSL_SYS_BEOS_R5)
1772 if (read_tty) openssl_fdset(fileno(stdin),&readfds);
1773 if (write_tty) openssl_fdset(fileno(stdout),&writefds);
1776 openssl_fdset(SSL_get_fd(con),&readfds);
1778 openssl_fdset(SSL_get_fd(con),&writefds);
1780 if(!tty_on || !write_tty) {
1782 openssl_fdset(SSL_get_fd(con),&readfds);
1784 openssl_fdset(SSL_get_fd(con),&writefds);
1787 /* printf("mode tty(%d %d%d) ssl(%d%d)\n",
1788 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
1790 /* Note: under VMS with SOCKETSHR the second parameter
1791 * is currently of type (int *) whereas under other
1792 * systems it is (void *) if you don't have a cast it
1793 * will choke the compiler: if you do have a cast then
1794 * you can either go for (int *) or (void *).
1796 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1797 /* Under Windows/DOS we make the assumption that we can
1798 * always write to the tty: therefore if we need to
1799 * write to the tty we just fall through. Otherwise
1800 * we timeout the select every second and see if there
1801 * are any keypresses. Note: this is a hack, in a proper
1802 * Windows application we wouldn't do this.
1809 i=select(width,(void *)&readfds,(void *)&writefds,
1811 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1812 if(!i && (!_kbhit() || !read_tty) ) continue;
1814 if(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue;
1816 } else i=select(width,(void *)&readfds,(void *)&writefds,
1819 #elif defined(OPENSSL_SYS_NETWARE)
1824 i=select(width,(void *)&readfds,(void *)&writefds,
1826 } else i=select(width,(void *)&readfds,(void *)&writefds,
1829 #elif defined(OPENSSL_SYS_BEOS_R5)
1830 /* Under BeOS-R5 the situation is similar to DOS */
1833 (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK);
1838 i=select(width,(void *)&readfds,(void *)&writefds,
1840 if (read(fileno(stdin), sbuf, 0) >= 0)
1842 if (!i && (stdin_set != 1 || !read_tty))
1844 } else i=select(width,(void *)&readfds,(void *)&writefds,
1847 (void)fcntl(fileno(stdin), F_SETFL, 0);
1849 i=select(width,(void *)&readfds,(void *)&writefds,
1854 BIO_printf(bio_err,"bad select %d\n",
1855 get_last_socket_error());
1861 if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0)
1863 BIO_printf(bio_err,"TIMEOUT occured\n");
1866 if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds))
1868 k=SSL_write(con,&(cbuf[cbuf_off]),
1869 (unsigned int)cbuf_len);
1870 switch (SSL_get_error(con,k))
1872 case SSL_ERROR_NONE:
1875 if (k <= 0) goto end;
1876 /* we have done a write(con,NULL,0); */
1882 else /* if (cbuf_len > 0) */
1888 case SSL_ERROR_WANT_WRITE:
1889 BIO_printf(bio_c_out,"write W BLOCK\n");
1893 case SSL_ERROR_WANT_READ:
1894 BIO_printf(bio_c_out,"write R BLOCK\n");
1899 case SSL_ERROR_WANT_X509_LOOKUP:
1900 BIO_printf(bio_c_out,"write X BLOCK\n");
1902 case SSL_ERROR_ZERO_RETURN:
1905 BIO_printf(bio_c_out,"shutdown\n");
1916 case SSL_ERROR_SYSCALL:
1917 if ((k != 0) || (cbuf_len != 0))
1919 BIO_printf(bio_err,"write:errno=%d\n",
1920 get_last_socket_error());
1930 ERR_print_errors(bio_err);
1934 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
1935 /* Assume Windows/DOS/BeOS can always write */
1936 else if (!ssl_pending && write_tty)
1938 else if (!ssl_pending && FD_ISSET(fileno(stdout),&writefds))
1941 #ifdef CHARSET_EBCDIC
1942 ascii2ebcdic(&(sbuf[sbuf_off]),&(sbuf[sbuf_off]),sbuf_len);
1944 i=raw_write_stdout(&(sbuf[sbuf_off]),sbuf_len);
1948 BIO_printf(bio_c_out,"DONE\n");
1962 else if (ssl_pending || FD_ISSET(SSL_get_fd(con),&readfds))
1965 { static int iiii; if (++iiii == 52) { SSL_renegotiate(con); iiii=0; } }
1968 k=SSL_read(con,sbuf,1024 /* BUFSIZZ */ );
1970 /* Demo for pending and peek :-) */
1971 k=SSL_read(con,sbuf,16);
1973 printf("read=%d pending=%d peek=%d\n",k,SSL_pending(con),SSL_peek(con,zbuf,10240));
1977 switch (SSL_get_error(con,k))
1979 case SSL_ERROR_NONE:
1988 case SSL_ERROR_WANT_WRITE:
1989 BIO_printf(bio_c_out,"read W BLOCK\n");
1993 case SSL_ERROR_WANT_READ:
1994 BIO_printf(bio_c_out,"read R BLOCK\n");
1997 if ((read_tty == 0) && (write_ssl == 0))
2000 case SSL_ERROR_WANT_X509_LOOKUP:
2001 BIO_printf(bio_c_out,"read X BLOCK\n");
2003 case SSL_ERROR_SYSCALL:
2004 ret=get_last_socket_error();
2006 BIO_puts(bio_err, "CONNECTION CLOSED BY SERVER\n");
2008 BIO_printf(bio_err,"read:errno=%d\n",ret);
2010 case SSL_ERROR_ZERO_RETURN:
2011 BIO_printf(bio_c_out,"closed\n");
2015 ERR_print_errors(bio_err);
2021 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
2022 #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
2025 else if ((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
2027 #elif defined (OPENSSL_SYS_NETWARE)
2029 #elif defined(OPENSSL_SYS_BEOS_R5)
2032 else if (FD_ISSET(fileno(stdin),&readfds))
2039 i=raw_read_stdin(cbuf,BUFSIZZ/2);
2041 /* both loops are skipped when i <= 0 */
2042 for (j = 0; j < i; j++)
2043 if (cbuf[j] == '\n')
2045 for (j = i-1; j >= 0; j--)
2047 cbuf[j+lf_num] = cbuf[j];
2048 if (cbuf[j] == '\n')
2052 cbuf[j+lf_num] = '\r';
2055 assert(lf_num == 0);
2058 i=raw_read_stdin(cbuf,BUFSIZZ);
2060 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q')))
2062 BIO_printf(bio_err,"DONE\n");
2067 if ((!c_ign_eof) && (cbuf[0] == 'R'))
2069 BIO_printf(bio_err,"RENEGOTIATING\n");
2070 SSL_renegotiate(con);
2073 #ifndef OPENSSL_NO_HEARTBEATS
2074 else if ((!c_ign_eof) && (cbuf[0] == 'B'))
2076 BIO_printf(bio_err,"HEARTBEATING\n");
2085 #ifdef CHARSET_EBCDIC
2086 ebcdic2ascii(cbuf, cbuf, i);
2098 print_stuff(bio_c_out,con,full_log);
2100 SHUTDOWN(SSL_get_fd(con));
2105 print_stuff(bio_c_out,con,1);
2108 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2109 if (next_proto.data)
2110 OPENSSL_free(next_proto.data);
2112 if (ctx != NULL) SSL_CTX_free(ctx);
2116 sk_X509_CRL_pop_free(crls, X509_CRL_free);
2120 sk_X509_pop_free(chain, X509_free);
2124 X509_VERIFY_PARAM_free(vpm);
2125 ssl_excert_free(exc);
2127 sk_OPENSSL_STRING_free(ssl_args);
2129 SSL_CONF_CTX_free(cctx);
2130 #ifndef OPENSSL_NO_JPAKE
2131 if (jpake_secret && psk_key)
2132 OPENSSL_free(psk_key);
2134 if (cbuf != NULL) { OPENSSL_cleanse(cbuf,BUFSIZZ); OPENSSL_free(cbuf); }
2135 if (sbuf != NULL) { OPENSSL_cleanse(sbuf,BUFSIZZ); OPENSSL_free(sbuf); }
2136 if (mbuf != NULL) { OPENSSL_cleanse(mbuf,BUFSIZZ); OPENSSL_free(mbuf); }
2137 if (bio_c_out != NULL)
2139 BIO_free(bio_c_out);
2142 if (bio_c_msg != NULL)
2144 BIO_free(bio_c_msg);
2152 static void print_stuff(BIO *bio, SSL *s, int full)
2156 static const char *space=" ";
2159 STACK_OF(X509_NAME) *sk2;
2160 const SSL_CIPHER *c;
2163 #ifndef OPENSSL_NO_COMP
2164 const COMP_METHOD *comp, *expansion;
2166 unsigned char *exportedkeymat;
2170 int got_a_chain = 0;
2172 sk=SSL_get_peer_cert_chain(s);
2175 got_a_chain = 1; /* we don't have it for SSL2 (yet) */
2177 BIO_printf(bio,"---\nCertificate chain\n");
2178 for (i=0; i<sk_X509_num(sk); i++)
2180 X509_NAME_oneline(X509_get_subject_name(
2181 sk_X509_value(sk,i)),buf,sizeof buf);
2182 BIO_printf(bio,"%2d s:%s\n",i,buf);
2183 X509_NAME_oneline(X509_get_issuer_name(
2184 sk_X509_value(sk,i)),buf,sizeof buf);
2185 BIO_printf(bio," i:%s\n",buf);
2187 PEM_write_bio_X509(bio,sk_X509_value(sk,i));
2191 BIO_printf(bio,"---\n");
2192 peer=SSL_get_peer_certificate(s);
2195 BIO_printf(bio,"Server certificate\n");
2196 if (!(c_showcerts && got_a_chain)) /* Redundant if we showed the whole chain */
2197 PEM_write_bio_X509(bio,peer);
2198 X509_NAME_oneline(X509_get_subject_name(peer),
2200 BIO_printf(bio,"subject=%s\n",buf);
2201 X509_NAME_oneline(X509_get_issuer_name(peer),
2203 BIO_printf(bio,"issuer=%s\n",buf);
2206 BIO_printf(bio,"no peer certificate available\n");
2208 sk2=SSL_get_client_CA_list(s);
2209 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0))
2211 BIO_printf(bio,"---\nAcceptable client certificate CA names\n");
2212 for (i=0; i<sk_X509_NAME_num(sk2); i++)
2214 xn=sk_X509_NAME_value(sk2,i);
2215 X509_NAME_oneline(xn,buf,sizeof(buf));
2216 BIO_write(bio,buf,strlen(buf));
2217 BIO_write(bio,"\n",1);
2222 BIO_printf(bio,"---\nNo client certificate CA names sent\n");
2224 p=SSL_get_shared_ciphers(s,buf,sizeof buf);
2227 /* This works only for SSL 2. In later protocol
2228 * versions, the client does not know what other
2229 * ciphers (in addition to the one to be used
2230 * in the current connection) the server supports. */
2232 BIO_printf(bio,"---\nCiphers common between both SSL endpoints:\n");
2238 BIO_write(bio,space,15-j%25);
2241 BIO_write(bio,((i%3)?" ":"\n"),1);
2250 BIO_write(bio,"\n",1);
2253 ssl_print_sigalgs(bio, s);
2254 ssl_print_tmp_key(bio, s);
2256 BIO_printf(bio,"---\nSSL handshake has read %ld bytes and written %ld bytes\n",
2257 BIO_number_read(SSL_get_rbio(s)),
2258 BIO_number_written(SSL_get_wbio(s)));
2260 BIO_printf(bio,(SSL_cache_hit(s)?"---\nReused, ":"---\nNew, "));
2261 c=SSL_get_current_cipher(s);
2262 BIO_printf(bio,"%s, Cipher is %s\n",
2263 SSL_CIPHER_get_version(c),
2264 SSL_CIPHER_get_name(c));
2267 pktmp = X509_get_pubkey(peer);
2268 BIO_printf(bio,"Server public key is %d bit\n",
2269 EVP_PKEY_bits(pktmp));
2270 EVP_PKEY_free(pktmp);
2272 BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
2273 SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
2274 #ifndef OPENSSL_NO_COMP
2275 comp=SSL_get_current_compression(s);
2276 expansion=SSL_get_current_expansion(s);
2277 BIO_printf(bio,"Compression: %s\n",
2278 comp ? SSL_COMP_get_name(comp) : "NONE");
2279 BIO_printf(bio,"Expansion: %s\n",
2280 expansion ? SSL_COMP_get_name(expansion) : "NONE");
2285 /* Print out local port of connection: useful for debugging */
2287 struct sockaddr_in ladd;
2288 socklen_t ladd_size = sizeof(ladd);
2289 sock = SSL_get_fd(s);
2290 getsockname(sock, (struct sockaddr *)&ladd, &ladd_size);
2291 BIO_printf(bio_c_out, "LOCAL PORT is %u\n", ntohs(ladd.sin_port));
2295 #if !defined(OPENSSL_NO_TLSEXT)
2296 # if !defined(OPENSSL_NO_NEXTPROTONEG)
2297 if (next_proto.status != -1) {
2298 const unsigned char *proto;
2299 unsigned int proto_len;
2300 SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
2301 BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
2302 BIO_write(bio, proto, proto_len);
2303 BIO_write(bio, "\n", 1);
2307 const unsigned char *proto;
2308 unsigned int proto_len;
2309 SSL_get0_alpn_selected(s, &proto, &proto_len);
2312 BIO_printf(bio, "ALPN protocol: ");
2313 BIO_write(bio, proto, proto_len);
2314 BIO_write(bio, "\n", 1);
2317 BIO_printf(bio, "No ALPN negotiated\n");
2322 SRTP_PROTECTION_PROFILE *srtp_profile=SSL_get_selected_srtp_profile(s);
2325 BIO_printf(bio,"SRTP Extension negotiated, profile=%s\n",
2326 srtp_profile->name);
2329 SSL_SESSION_print(bio,SSL_get_session(s));
2330 if (keymatexportlabel != NULL)
2332 BIO_printf(bio, "Keying material exporter:\n");
2333 BIO_printf(bio, " Label: '%s'\n", keymatexportlabel);
2334 BIO_printf(bio, " Length: %i bytes\n", keymatexportlen);
2335 exportedkeymat = OPENSSL_malloc(keymatexportlen);
2336 if (exportedkeymat != NULL)
2338 if (!SSL_export_keying_material(s, exportedkeymat,
2341 strlen(keymatexportlabel),
2344 BIO_printf(bio, " Error\n");
2348 BIO_printf(bio, " Keying material: ");
2349 for (i=0; i<keymatexportlen; i++)
2350 BIO_printf(bio, "%02X",
2352 BIO_printf(bio, "\n");
2354 OPENSSL_free(exportedkeymat);
2357 BIO_printf(bio,"---\n");
2360 /* flush, or debugging output gets mixed with http response */
2361 (void)BIO_flush(bio);
2364 #ifndef OPENSSL_NO_TLSEXT
2366 static int ocsp_resp_cb(SSL *s, void *arg)
2368 const unsigned char *p;
2371 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
2372 BIO_puts(arg, "OCSP response: ");
2375 BIO_puts(arg, "no response sent\n");
2378 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
2381 BIO_puts(arg, "response parse error\n");
2382 BIO_dump_indent(arg, (char *)p, len, 4);
2385 BIO_puts(arg, "\n======================================\n");
2386 OCSP_RESPONSE_print(arg, rsp, 0);
2387 BIO_puts(arg, "======================================\n");
2388 OCSP_RESPONSE_free(rsp);