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
149 * With IPv6, it looks like Digital has mixed up the proper order of
150 * recursive header file inclusion, resulting in the compiler complaining
151 * that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which is
152 * needed to have fileno() declared correctly... So let's define u_int
154 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
156 typedef unsigned int u_int;
161 #include <openssl/x509.h>
162 #include <openssl/ssl.h>
163 #include <openssl/err.h>
164 #include <openssl/pem.h>
165 #include <openssl/rand.h>
166 #include <openssl/ocsp.h>
167 #include <openssl/bn.h>
168 #ifndef OPENSSL_NO_SRP
169 # include <openssl/srp.h>
172 #include "timeouts.h"
174 #if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000)
175 /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */
179 #if defined(OPENSSL_SYS_BEOS_R5)
184 #define PROG s_client_main
187 * #define SSL_HOST_NAME "www.netscape.com"
190 * #define SSL_HOST_NAME "193.118.187.102"
192 #define SSL_HOST_NAME "localhost"
194 /* no default cert. */
196 * #define TEST_CERT "client.pem"
200 #define BUFSIZZ 1024*8
202 extern int verify_depth;
203 extern int verify_error;
204 extern int verify_return_error;
205 extern int verify_quiet;
208 static int c_nbio = 0;
210 static int c_Pause = 0;
211 static int c_debug = 0;
212 #ifndef OPENSSL_NO_TLSEXT
213 static int c_tlsextdebug = 0;
214 static int c_status_req = 0;
216 static int c_msg = 0;
217 static int c_showcerts = 0;
219 static char *keymatexportlabel = NULL;
220 static int keymatexportlen = 20;
222 static void sc_usage(void);
223 static void print_stuff(BIO *berr, SSL *con, int full);
224 #ifndef OPENSSL_NO_TLSEXT
225 static int ocsp_resp_cb(SSL *s, void *arg);
227 static BIO *bio_c_out = NULL;
228 static BIO *bio_c_msg = NULL;
229 static int c_quiet = 0;
230 static int c_ign_eof = 0;
231 static int c_brief = 0;
233 #ifndef OPENSSL_NO_PSK
234 /* Default PSK identity and key */
235 static char *psk_identity = "Client_identity";
237 * char *psk_key=NULL; by default PSK is not used
240 static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity,
241 unsigned int max_identity_len,
243 unsigned int max_psk_len)
250 BIO_printf(bio_c_out, "psk_client_cb\n");
252 /* no ServerKeyExchange message */
254 BIO_printf(bio_c_out,
255 "NULL received PSK identity hint, continuing anyway\n");
257 BIO_printf(bio_c_out, "Received PSK identity hint '%s'\n", hint);
260 * lookup PSK identity and PSK key based on the given identity hint here
262 ret = BIO_snprintf(identity, max_identity_len, "%s", psk_identity);
263 if (ret < 0 || (unsigned int)ret > max_identity_len)
266 BIO_printf(bio_c_out, "created identity '%s' len=%d\n", identity,
269 /* convert the PSK key to binary */
270 key = OPENSSL_hexstr2buf(psk_key, &key_len);
272 BIO_printf(bio_err, "Could not convert PSK key '%s' to buffer\n",
276 if (key_len > max_psk_len) {
278 "psk buffer of callback is too small (%d) for key (%ld)\n",
279 max_psk_len, key_len);
284 memcpy(psk, key, key_len);
288 BIO_printf(bio_c_out, "created PSK len=%ld\n", key_len);
293 BIO_printf(bio_err, "Error in PSK client callback\n");
298 static void sc_usage(void)
300 BIO_printf(bio_err, "usage: s_client args\n");
301 BIO_printf(bio_err, "\n");
302 BIO_printf(bio_err, " -host host - use -connect instead\n");
303 BIO_printf(bio_err, " -port port - use -connect instead\n");
305 " -connect host:port - who to connect to (default is %s:%s)\n",
306 SSL_HOST_NAME, PORT_STR);
308 " -verify_hostname host - check peer certificate matches \"host\"\n");
310 " -verify_email email - check peer certificate matches \"email\"\n");
312 " -verify_ip ipaddr - check peer certificate matches \"ipaddr\"\n");
315 " -verify arg - turn on peer certificate verification\n");
317 " -verify_return_error - return verification errors\n");
319 " -cert arg - certificate file to use, PEM format assumed\n");
321 " -certform arg - certificate format (PEM or DER) PEM default\n");
323 " -key arg - Private key file to use, in cert file if\n");
324 BIO_printf(bio_err, " not specified but cert file is.\n");
326 " -keyform arg - key format (PEM or DER) PEM default\n");
328 " -pass arg - private key file pass phrase source\n");
329 BIO_printf(bio_err, " -CApath arg - PEM format directory of CA's\n");
330 BIO_printf(bio_err, " -CAfile arg - PEM format file of CA's\n");
332 " -no_alt_chains - only ever use the first certificate chain found\n");
334 " -reconnect - Drop and re-make the connection with the same Session-ID\n");
336 " -pause - sleep(1) after each read(2) and write(2) system call\n");
338 " -prexit - print session information even on connection failure\n");
340 " -showcerts - show all certificates in the chain\n");
341 BIO_printf(bio_err, " -debug - extra output\n");
343 BIO_printf(bio_err, " -wdebug - WATT-32 tcp debugging\n");
345 BIO_printf(bio_err, " -msg - Show protocol messages\n");
346 BIO_printf(bio_err, " -nbio_test - more ssl protocol testing\n");
347 BIO_printf(bio_err, " -state - print the 'ssl' states\n");
349 BIO_printf(bio_err, " -nbio - Run with non-blocking IO\n");
352 " -crlf - convert LF from terminal into CRLF\n");
353 BIO_printf(bio_err, " -quiet - no s_client output\n");
355 " -ign_eof - ignore input eof (default when -quiet)\n");
356 BIO_printf(bio_err, " -no_ign_eof - don't ignore input eof\n");
357 #ifndef OPENSSL_NO_PSK
358 BIO_printf(bio_err, " -psk_identity arg - PSK identity\n");
359 BIO_printf(bio_err, " -psk arg - PSK in hex (without 0x)\n");
360 # ifndef OPENSSL_NO_JPAKE
361 BIO_printf(bio_err, " -jpake arg - JPAKE secret to use\n");
364 #ifndef OPENSSL_NO_SRP
366 " -srpuser user - SRP authentification for 'user'\n");
367 BIO_printf(bio_err, " -srppass arg - password for 'user'\n");
369 " -srp_lateuser - SRP username into second ClientHello message\n");
371 " -srp_moregroups - Tolerate other than the known g N values.\n");
373 " -srp_strength int - minimal length in bits for N (default %d).\n",
376 BIO_printf(bio_err, " -ssl2 - just use SSLv2\n");
377 #ifndef OPENSSL_NO_SSL3_METHOD
378 BIO_printf(bio_err, " -ssl3 - just use SSLv3\n");
380 BIO_printf(bio_err, " -tls1_2 - just use TLSv1.2\n");
381 BIO_printf(bio_err, " -tls1_1 - just use TLSv1.1\n");
382 BIO_printf(bio_err, " -tls1 - just use TLSv1\n");
383 BIO_printf(bio_err, " -dtls1 - just use DTLSv1\n");
384 BIO_printf(bio_err, " -fallback_scsv - send TLS_FALLBACK_SCSV\n");
385 BIO_printf(bio_err, " -mtu - set the link layer MTU\n");
387 " -no_tls1_2/-no_tls1_1/-no_tls1/-no_ssl3/-no_ssl2 - turn off that protocol\n");
389 " -bugs - Switch on all SSL implementation bug workarounds\n");
391 " -cipher - preferred cipher to use, use the 'openssl ciphers'\n");
393 " command to see what is available\n");
395 " -starttls prot - use the STARTTLS command before starting TLS\n");
397 " for those protocols that support it, where\n");
399 " 'prot' defines which one to assume. Currently,\n");
401 " only \"smtp\", \"pop3\", \"imap\", \"ftp\" and \"xmpp\"\n");
402 BIO_printf(bio_err, " are supported.\n");
403 #ifndef OPENSSL_NO_ENGINE
405 " -engine id - Initialise and use the specified engine\n");
407 BIO_printf(bio_err, " -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR,
408 LIST_SEPARATOR_CHAR);
409 BIO_printf(bio_err, " -sess_out arg - file to write SSL session to\n");
410 BIO_printf(bio_err, " -sess_in arg - file to read SSL session from\n");
411 #ifndef OPENSSL_NO_TLSEXT
413 " -servername host - Set TLS extension servername in ClientHello\n");
415 " -tlsextdebug - hex dump of all TLS extensions received\n");
417 " -status - request certificate status from server\n");
419 " -no_ticket - disable use of RFC4507bis session tickets\n");
421 " -serverinfo types - send empty ClientHello extensions (comma-separated numbers)\n");
423 " -curves arg - Elliptic curves to advertise (colon-separated list)\n");
425 " -sigalgs arg - Signature algorithms to support (colon-separated list)\n");
427 " -client_sigalgs arg - Signature algorithms to support for client\n");
429 " certificate authentication (colon-separated list)\n");
431 #ifndef OPENSSL_NO_NEXTPROTONEG
433 " -nextprotoneg arg - enable NPN extension, considering named protocols supported (comma-separated list)\n");
436 " -alpn arg - enable ALPN extension, considering named protocols supported (comma-separated list)\n");
438 " -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n");
439 #ifndef OPENSSL_NO_SRTP
441 " -use_srtp profiles - Offer SRTP key management with a colon-separated profile list\n");
444 " -keymatexport label - Export keying material using label\n");
446 " -keymatexportlen len - Export len bytes of keying material (default 20)\n");
449 #ifndef OPENSSL_NO_TLSEXT
451 /* This is a context that we pass to callbacks */
452 typedef struct tlsextctx_st {
457 static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg)
459 tlsextctx *p = (tlsextctx *) arg;
460 const char *hn = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
461 if (SSL_get_servername_type(s) != -1)
462 p->ack = !SSL_session_reused(s) && hn != NULL;
464 BIO_printf(bio_err, "Can't use SSL_get_servername\n");
466 return SSL_TLSEXT_ERR_OK;
469 # ifndef OPENSSL_NO_SRP
471 /* This is a context that we pass to all callbacks */
472 typedef struct srp_arg_st {
475 int msg; /* copy from c_msg */
476 int debug; /* copy from c_debug */
477 int amp; /* allow more groups */
478 int strength /* minimal size for N */ ;
481 # define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
483 static int srp_Verify_N_and_g(BIGNUM *N, BIGNUM *g)
485 BN_CTX *bn_ctx = BN_CTX_new();
486 BIGNUM *p = BN_new();
487 BIGNUM *r = BN_new();
489 g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) &&
490 BN_is_prime_ex(N, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
491 p != NULL && BN_rshift1(p, N) &&
493 BN_is_prime_ex(p, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
495 /* verify g^((N-1)/2) == -1 (mod N) */
496 BN_mod_exp(r, g, p, N, bn_ctx) &&
497 BN_add_word(r, 1) && BN_cmp(r, N) == 0;
509 * This callback is used here for two purposes:
510 * - extended debugging
511 * - making some primality tests for unknown groups
512 * The callback is only called for a non default group.
514 * An application does not need the call back at all if
515 * only the stanard groups are used. In real life situations,
516 * client and server already share well known groups,
517 * thus there is no need to verify them.
518 * Furthermore, in case that a server actually proposes a group that
519 * is not one of those defined in RFC 5054, it is more appropriate
520 * to add the group to a static list and then compare since
521 * primality tests are rather cpu consuming.
524 static int MS_CALLBACK ssl_srp_verify_param_cb(SSL *s, void *arg)
526 SRP_ARG *srp_arg = (SRP_ARG *)arg;
527 BIGNUM *N = NULL, *g = NULL;
528 if (!(N = SSL_get_srp_N(s)) || !(g = SSL_get_srp_g(s)))
530 if (srp_arg->debug || srp_arg->msg || srp_arg->amp == 1) {
531 BIO_printf(bio_err, "SRP parameters:\n");
532 BIO_printf(bio_err, "\tN=");
533 BN_print(bio_err, N);
534 BIO_printf(bio_err, "\n\tg=");
535 BN_print(bio_err, g);
536 BIO_printf(bio_err, "\n");
539 if (SRP_check_known_gN_param(g, N))
542 if (srp_arg->amp == 1) {
545 "SRP param N and g are not known params, going to check deeper.\n");
548 * The srp_moregroups is a real debugging feature. Implementors
549 * should rather add the value to the known ones. The minimal size
550 * has already been tested.
552 if (BN_num_bits(g) <= BN_BITS && srp_Verify_N_and_g(N, g))
555 BIO_printf(bio_err, "SRP param N and g rejected.\n");
559 # define PWD_STRLEN 1024
561 static char *MS_CALLBACK ssl_give_srp_client_pwd_cb(SSL *s, void *arg)
563 SRP_ARG *srp_arg = (SRP_ARG *)arg;
564 char *pass = (char *)OPENSSL_malloc(PWD_STRLEN + 1);
569 BIO_printf(bio_err, "Malloc failure\n");
573 cb_tmp.password = (char *)srp_arg->srppassin;
574 cb_tmp.prompt_info = "SRP user";
575 if ((l = password_callback(pass, PWD_STRLEN, 0, &cb_tmp)) < 0) {
576 BIO_printf(bio_err, "Can't read Password\n");
586 # ifndef OPENSSL_NO_SRTP
587 char *srtp_profiles = NULL;
590 # ifndef OPENSSL_NO_NEXTPROTONEG
591 /* This the context that we pass to next_proto_cb */
592 typedef struct tlsextnextprotoctx_st {
596 } tlsextnextprotoctx;
598 static tlsextnextprotoctx next_proto;
600 static int next_proto_cb(SSL *s, unsigned char **out, unsigned char *outlen,
601 const unsigned char *in, unsigned int inlen,
604 tlsextnextprotoctx *ctx = arg;
607 /* We can assume that |in| is syntactically valid. */
609 BIO_printf(bio_c_out, "Protocols advertised by server: ");
610 for (i = 0; i < inlen;) {
612 BIO_write(bio_c_out, ", ", 2);
613 BIO_write(bio_c_out, &in[i + 1], in[i]);
616 BIO_write(bio_c_out, "\n", 1);
620 SSL_select_next_proto(out, outlen, in, inlen, ctx->data, ctx->len);
621 return SSL_TLSEXT_ERR_OK;
623 # endif /* ndef OPENSSL_NO_NEXTPROTONEG */
625 static int serverinfo_cli_parse_cb(SSL *s, unsigned int ext_type,
626 const unsigned char *in, size_t inlen,
630 unsigned char ext_buf[4 + 65536];
632 /* Reconstruct the type/len fields prior to extension data */
633 ext_buf[0] = ext_type >> 8;
634 ext_buf[1] = ext_type & 0xFF;
635 ext_buf[2] = inlen >> 8;
636 ext_buf[3] = inlen & 0xFF;
637 memcpy(ext_buf + 4, in, inlen);
639 BIO_snprintf(pem_name, sizeof(pem_name), "SERVERINFO FOR EXTENSION %d",
641 PEM_write_bio(bio_c_out, pem_name, "", ext_buf, 4 + inlen);
656 int MAIN(int, char **);
658 int MAIN(int argc, char **argv)
662 #ifndef OPENSSL_NO_KRB5
665 int s, k, width, state = 0;
666 char *cbuf = NULL, *sbuf = NULL, *mbuf = NULL;
667 int cbuf_len, cbuf_off;
668 int sbuf_len, sbuf_off;
669 fd_set readfds, writefds;
672 char *host = SSL_HOST_NAME;
673 char *cert_file = NULL, *key_file = NULL, *chain_file = NULL;
674 int cert_format = FORMAT_PEM, key_format = FORMAT_PEM;
675 char *passarg = NULL, *pass = NULL;
677 EVP_PKEY *key = NULL;
678 STACK_OF(X509) *chain = NULL;
679 char *CApath = NULL, *CAfile = NULL;
680 char *chCApath = NULL, *chCAfile = NULL;
681 char *vfyCApath = NULL, *vfyCAfile = NULL;
682 int reconnect = 0, badop = 0, verify = SSL_VERIFY_NONE;
684 int write_tty, read_tty, write_ssl, read_ssl, tty_on, ssl_pending;
686 int ret = 1, in_init = 1, i, nbio_test = 0;
687 int starttls_proto = PROTO_OFF;
689 X509_VERIFY_PARAM *vpm = NULL;
691 const SSL_METHOD *meth = NULL;
692 int socket_type = SOCK_STREAM;
696 struct timeval timeout, *timeoutp;
697 #ifndef OPENSSL_NO_ENGINE
698 char *engine_id = NULL;
699 char *ssl_client_engine_id = NULL;
700 ENGINE *ssl_client_engine = NULL;
703 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
705 # if defined(OPENSSL_SYS_BEOS_R5)
709 #ifndef OPENSSL_NO_TLSEXT
710 char *servername = NULL;
711 tlsextctx tlsextcbp = { NULL, 0 };
712 # ifndef OPENSSL_NO_NEXTPROTONEG
713 const char *next_proto_neg_in = NULL;
715 const char *alpn_in = NULL;
716 # define MAX_SI_TYPES 100
717 unsigned short serverinfo_types[MAX_SI_TYPES];
718 int serverinfo_types_count = 0;
720 char *sess_in = NULL;
721 char *sess_out = NULL;
722 struct sockaddr peer;
723 int peerlen = sizeof(peer);
724 int fallback_scsv = 0;
725 int enable_timeouts = 0;
727 #ifndef OPENSSL_NO_JPAKE
728 static char *jpake_secret = NULL;
729 # define no_jpake !jpake_secret
733 #ifndef OPENSSL_NO_SRP
734 char *srppass = NULL;
735 int srp_lateuser = 0;
736 SRP_ARG srp_arg = { NULL, NULL, 0, 0, 0, 1024 };
738 SSL_EXCERT *exc = NULL;
740 SSL_CONF_CTX *cctx = NULL;
741 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
743 char *crl_file = NULL;
744 int crl_format = FORMAT_PEM;
745 int crl_download = 0;
746 STACK_OF(X509_CRL) *crls = NULL;
748 meth = SSLv23_client_method();
759 bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);
761 if (!load_config(bio_err, NULL))
764 cctx = SSL_CONF_CTX_new();
767 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CLIENT);
768 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CMDLINE);
770 if (((cbuf = OPENSSL_malloc(BUFSIZZ)) == NULL) ||
771 ((sbuf = OPENSSL_malloc(BUFSIZZ)) == NULL) ||
772 ((mbuf = OPENSSL_malloc(BUFSIZZ)) == NULL)) {
773 BIO_printf(bio_err, "out of memory\n");
778 verify_error = X509_V_OK;
786 if (strcmp(*argv, "-host") == 0) {
790 } else if (strcmp(*argv, "-port") == 0) {
793 port = atoi(*(++argv));
796 } else if (strcmp(*argv, "-connect") == 0) {
799 if (!extract_host_port(*(++argv), &host, NULL, &port))
801 } else if (strcmp(*argv, "-verify") == 0) {
802 verify = SSL_VERIFY_PEER;
805 verify_depth = atoi(*(++argv));
807 BIO_printf(bio_err, "verify depth is %d\n", verify_depth);
808 } else if (strcmp(*argv, "-cert") == 0) {
811 cert_file = *(++argv);
812 } else if (strcmp(*argv, "-CRL") == 0) {
815 crl_file = *(++argv);
816 } else if (strcmp(*argv, "-crl_download") == 0)
818 else if (strcmp(*argv, "-sess_out") == 0) {
821 sess_out = *(++argv);
822 } else if (strcmp(*argv, "-sess_in") == 0) {
826 } else if (strcmp(*argv, "-certform") == 0) {
829 cert_format = str2fmt(*(++argv));
830 } else if (strcmp(*argv, "-CRLform") == 0) {
833 crl_format = str2fmt(*(++argv));
834 } else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm)) {
838 } else if (strcmp(*argv, "-verify_return_error") == 0)
839 verify_return_error = 1;
840 else if (strcmp(*argv, "-verify_quiet") == 0)
842 else if (strcmp(*argv, "-brief") == 0) {
846 } else if (args_excert(&argv, &argc, &badarg, bio_err, &exc)) {
850 } else if (args_ssl(&argv, &argc, cctx, &badarg, bio_err, &ssl_args)) {
854 } else if (strcmp(*argv, "-prexit") == 0)
856 else if (strcmp(*argv, "-crlf") == 0)
858 else if (strcmp(*argv, "-quiet") == 0) {
861 } else if (strcmp(*argv, "-ign_eof") == 0)
863 else if (strcmp(*argv, "-no_ign_eof") == 0)
865 else if (strcmp(*argv, "-pause") == 0)
867 else if (strcmp(*argv, "-debug") == 0)
869 #ifndef OPENSSL_NO_TLSEXT
870 else if (strcmp(*argv, "-tlsextdebug") == 0)
872 else if (strcmp(*argv, "-status") == 0)
876 else if (strcmp(*argv, "-wdebug") == 0)
879 else if (strcmp(*argv, "-msg") == 0)
881 else if (strcmp(*argv, "-msgfile") == 0) {
884 bio_c_msg = BIO_new_file(*(++argv), "w");
886 #ifndef OPENSSL_NO_SSL_TRACE
887 else if (strcmp(*argv, "-trace") == 0)
890 else if (strcmp(*argv, "-showcerts") == 0)
892 else if (strcmp(*argv, "-nbio_test") == 0)
894 else if (strcmp(*argv, "-state") == 0)
896 #ifndef OPENSSL_NO_PSK
897 else if (strcmp(*argv, "-psk_identity") == 0) {
900 psk_identity = *(++argv);
901 } else if (strcmp(*argv, "-psk") == 0) {
907 for (j = 0; j < strlen(psk_key); j++) {
908 if (isxdigit((unsigned char)psk_key[j]))
910 BIO_printf(bio_err, "Not a hex number '%s'\n", *argv);
915 #ifndef OPENSSL_NO_SRP
916 else if (strcmp(*argv, "-srpuser") == 0) {
919 srp_arg.srplogin = *(++argv);
920 meth = TLSv1_client_method();
921 } else if (strcmp(*argv, "-srppass") == 0) {
925 meth = TLSv1_client_method();
926 } else if (strcmp(*argv, "-srp_strength") == 0) {
929 srp_arg.strength = atoi(*(++argv));
930 BIO_printf(bio_err, "SRP minimal length for N is %d\n",
932 meth = TLSv1_client_method();
933 } else if (strcmp(*argv, "-srp_lateuser") == 0) {
935 meth = TLSv1_client_method();
936 } else if (strcmp(*argv, "-srp_moregroups") == 0) {
938 meth = TLSv1_client_method();
941 #ifndef OPENSSL_NO_SSL2
942 else if (strcmp(*argv, "-ssl2") == 0)
943 meth = SSLv2_client_method();
945 #ifndef OPENSSL_NO_SSL3_METHOD
946 else if (strcmp(*argv, "-ssl3") == 0)
947 meth = SSLv3_client_method();
949 #ifndef OPENSSL_NO_TLS1
950 else if (strcmp(*argv, "-tls1_2") == 0)
951 meth = TLSv1_2_client_method();
952 else if (strcmp(*argv, "-tls1_1") == 0)
953 meth = TLSv1_1_client_method();
954 else if (strcmp(*argv, "-tls1") == 0)
955 meth = TLSv1_client_method();
957 #ifndef OPENSSL_NO_DTLS1
958 else if (strcmp(*argv, "-dtls") == 0) {
959 meth = DTLS_client_method();
960 socket_type = SOCK_DGRAM;
961 } else if (strcmp(*argv, "-dtls1") == 0) {
962 meth = DTLSv1_client_method();
963 socket_type = SOCK_DGRAM;
964 } else if (strcmp(*argv, "-dtls1_2") == 0) {
965 meth = DTLSv1_2_client_method();
966 socket_type = SOCK_DGRAM;
967 } else if (strcmp(*argv, "-timeout") == 0)
969 else if (strcmp(*argv, "-mtu") == 0) {
972 socket_mtu = atol(*(++argv));
975 else if (strcmp(*argv, "-fallback_scsv") == 0) {
977 } else if (strcmp(*argv, "-keyform") == 0) {
980 key_format = str2fmt(*(++argv));
981 } else if (strcmp(*argv, "-pass") == 0) {
985 } else if (strcmp(*argv, "-cert_chain") == 0) {
988 chain_file = *(++argv);
989 } else if (strcmp(*argv, "-key") == 0) {
992 key_file = *(++argv);
993 } else if (strcmp(*argv, "-reconnect") == 0) {
995 } else if (strcmp(*argv, "-CApath") == 0) {
999 } else if (strcmp(*argv, "-chainCApath") == 0) {
1002 chCApath = *(++argv);
1003 } else if (strcmp(*argv, "-verifyCApath") == 0) {
1006 vfyCApath = *(++argv);
1007 } else if (strcmp(*argv, "-build_chain") == 0)
1009 else if (strcmp(*argv, "-CAfile") == 0) {
1013 } else if (strcmp(*argv, "-chainCAfile") == 0) {
1016 chCAfile = *(++argv);
1017 } else if (strcmp(*argv, "-verifyCAfile") == 0) {
1020 vfyCAfile = *(++argv);
1022 #ifndef OPENSSL_NO_TLSEXT
1023 # ifndef OPENSSL_NO_NEXTPROTONEG
1024 else if (strcmp(*argv, "-nextprotoneg") == 0) {
1027 next_proto_neg_in = *(++argv);
1030 else if (strcmp(*argv, "-alpn") == 0) {
1033 alpn_in = *(++argv);
1034 } else if (strcmp(*argv, "-serverinfo") == 0) {
1042 serverinfo_types_count = 0;
1044 for (i = 0; i <= len; ++i) {
1045 if (i == len || c[i] == ',') {
1046 serverinfo_types[serverinfo_types_count]
1048 serverinfo_types_count++;
1051 if (serverinfo_types_count == MAX_SI_TYPES)
1057 else if (strcmp(*argv, "-nbio") == 0) {
1061 else if (strcmp(*argv, "-starttls") == 0) {
1065 if (strcmp(*argv, "smtp") == 0)
1066 starttls_proto = PROTO_SMTP;
1067 else if (strcmp(*argv, "pop3") == 0)
1068 starttls_proto = PROTO_POP3;
1069 else if (strcmp(*argv, "imap") == 0)
1070 starttls_proto = PROTO_IMAP;
1071 else if (strcmp(*argv, "ftp") == 0)
1072 starttls_proto = PROTO_FTP;
1073 else if (strcmp(*argv, "xmpp") == 0)
1074 starttls_proto = PROTO_XMPP;
1078 #ifndef OPENSSL_NO_ENGINE
1079 else if (strcmp(*argv, "-engine") == 0) {
1082 engine_id = *(++argv);
1083 } else if (strcmp(*argv, "-ssl_client_engine") == 0) {
1086 ssl_client_engine_id = *(++argv);
1089 else if (strcmp(*argv, "-rand") == 0) {
1094 #ifndef OPENSSL_NO_TLSEXT
1095 else if (strcmp(*argv, "-servername") == 0) {
1098 servername = *(++argv);
1099 /* meth=TLSv1_client_method(); */
1102 #ifndef OPENSSL_NO_JPAKE
1103 else if (strcmp(*argv, "-jpake") == 0) {
1106 jpake_secret = *++argv;
1109 #ifndef OPENSSL_NO_SRTP
1110 else if (strcmp(*argv, "-use_srtp") == 0) {
1113 srtp_profiles = *(++argv);
1116 else if (strcmp(*argv, "-keymatexport") == 0) {
1119 keymatexportlabel = *(++argv);
1120 } else if (strcmp(*argv, "-keymatexportlen") == 0) {
1123 keymatexportlen = atoi(*(++argv));
1124 if (keymatexportlen == 0)
1127 BIO_printf(bio_err, "unknown option %s\n", *argv);
1139 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1142 BIO_printf(bio_err, "Can't use JPAKE and PSK together\n");
1145 psk_identity = "JPAKE";
1149 OpenSSL_add_ssl_algorithms();
1150 SSL_load_error_strings();
1152 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
1153 next_proto.status = -1;
1154 if (next_proto_neg_in) {
1156 next_protos_parse(&next_proto.len, next_proto_neg_in);
1157 if (next_proto.data == NULL) {
1158 BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n");
1162 next_proto.data = NULL;
1165 #ifndef OPENSSL_NO_ENGINE
1166 e = setup_engine(bio_err, engine_id, 1);
1167 if (ssl_client_engine_id) {
1168 ssl_client_engine = ENGINE_by_id(ssl_client_engine_id);
1169 if (!ssl_client_engine) {
1170 BIO_printf(bio_err, "Error getting client auth engine\n");
1175 if (!app_passwd(bio_err, passarg, NULL, &pass, NULL)) {
1176 BIO_printf(bio_err, "Error getting password\n");
1180 if (key_file == NULL)
1181 key_file = cert_file;
1185 key = load_key(bio_err, key_file, key_format, 0, pass, e,
1186 "client certificate private key file");
1188 ERR_print_errors(bio_err);
1195 cert = load_cert(bio_err, cert_file, cert_format,
1196 NULL, e, "client certificate file");
1199 ERR_print_errors(bio_err);
1205 chain = load_certs(bio_err, chain_file, FORMAT_PEM,
1206 NULL, e, "client certificate chain");
1213 crl = load_crl(crl_file, crl_format);
1215 BIO_puts(bio_err, "Error loading CRL\n");
1216 ERR_print_errors(bio_err);
1219 crls = sk_X509_CRL_new_null();
1220 if (!crls || !sk_X509_CRL_push(crls, crl)) {
1221 BIO_puts(bio_err, "Error adding CRL\n");
1222 ERR_print_errors(bio_err);
1228 if (!load_excert(&exc, bio_err))
1231 if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
1232 && !RAND_status()) {
1234 "warning, not much extra random data, consider using the -rand option\n");
1237 BIO_printf(bio_err, "%ld semi-random bytes loaded\n",
1238 app_RAND_load_files(inrand));
1240 if (bio_c_out == NULL) {
1241 if (c_quiet && !c_debug) {
1242 bio_c_out = BIO_new(BIO_s_null());
1243 if (c_msg && !bio_c_msg)
1244 bio_c_msg = BIO_new_fp(stdout, BIO_NOCLOSE);
1246 if (bio_c_out == NULL)
1247 bio_c_out = BIO_new_fp(stdout, BIO_NOCLOSE);
1250 #ifndef OPENSSL_NO_SRP
1251 if (!app_passwd(bio_err, srppass, NULL, &srp_arg.srppassin, NULL)) {
1252 BIO_printf(bio_err, "Error getting password\n");
1257 ctx = SSL_CTX_new(meth);
1259 ERR_print_errors(bio_err);
1264 SSL_CTX_set1_param(ctx, vpm);
1266 if (!args_ssl_call(ctx, bio_err, cctx, ssl_args, 1, no_jpake)) {
1267 ERR_print_errors(bio_err);
1271 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1272 crls, crl_download)) {
1273 BIO_printf(bio_err, "Error loading store locations\n");
1274 ERR_print_errors(bio_err);
1277 #ifndef OPENSSL_NO_ENGINE
1278 if (ssl_client_engine) {
1279 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine)) {
1280 BIO_puts(bio_err, "Error setting client auth engine\n");
1281 ERR_print_errors(bio_err);
1282 ENGINE_free(ssl_client_engine);
1285 ENGINE_free(ssl_client_engine);
1289 #ifndef OPENSSL_NO_PSK
1290 # ifdef OPENSSL_NO_JPAKE
1291 if (psk_key != NULL)
1293 if (psk_key != NULL || jpake_secret)
1297 BIO_printf(bio_c_out,
1298 "PSK key given or JPAKE in use, setting client callback\n");
1299 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
1302 #ifndef OPENSSL_NO_SRTP
1303 if (srtp_profiles != NULL)
1304 SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles);
1307 ssl_ctx_set_excert(ctx, exc);
1309 #if !defined(OPENSSL_NO_TLSEXT)
1310 # if !defined(OPENSSL_NO_NEXTPROTONEG)
1311 if (next_proto.data)
1312 SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
1315 unsigned short alpn_len;
1316 unsigned char *alpn = next_protos_parse(&alpn_len, alpn_in);
1319 BIO_printf(bio_err, "Error parsing -alpn argument\n");
1322 SSL_CTX_set_alpn_protos(ctx, alpn, alpn_len);
1326 #ifndef OPENSSL_NO_TLSEXT
1327 for (i = 0; i < serverinfo_types_count; i++) {
1328 SSL_CTX_add_client_custom_ext(ctx,
1329 serverinfo_types[i],
1331 serverinfo_cli_parse_cb, NULL);
1336 SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);
1339 SSL_CTX_set_cipher_list(ctx, getenv("SSL_CIPHER"));
1342 SSL_CTX_set_verify(ctx, verify, verify_callback);
1344 if ((CAfile || CApath)
1345 && !SSL_CTX_load_verify_locations(ctx, CAfile, CApath)) {
1346 ERR_print_errors(bio_err);
1348 if (!SSL_CTX_set_default_verify_paths(ctx)) {
1349 ERR_print_errors(bio_err);
1352 ssl_ctx_add_crls(ctx, crls, crl_download);
1353 if (!set_cert_key_stuff(ctx, cert, key, chain, build_chain))
1356 #ifndef OPENSSL_NO_TLSEXT
1357 if (servername != NULL) {
1358 tlsextcbp.biodebug = bio_err;
1359 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1360 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1362 # ifndef OPENSSL_NO_SRP
1363 if (srp_arg.srplogin) {
1364 if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin)) {
1365 BIO_printf(bio_err, "Unable to set SRP username\n");
1368 srp_arg.msg = c_msg;
1369 srp_arg.debug = c_debug;
1370 SSL_CTX_set_srp_cb_arg(ctx, &srp_arg);
1371 SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
1372 SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
1373 if (c_msg || c_debug || srp_arg.amp == 0)
1374 SSL_CTX_set_srp_verify_param_callback(ctx,
1375 ssl_srp_verify_param_cb);
1383 BIO *stmp = BIO_new_file(sess_in, "r");
1385 BIO_printf(bio_err, "Can't open session file %s\n", sess_in);
1386 ERR_print_errors(bio_err);
1389 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1392 BIO_printf(bio_err, "Can't open session file %s\n", sess_in);
1393 ERR_print_errors(bio_err);
1396 SSL_set_session(con, sess);
1397 SSL_SESSION_free(sess);
1401 SSL_set_mode(con, SSL_MODE_SEND_FALLBACK_SCSV);
1403 #ifndef OPENSSL_NO_TLSEXT
1404 if (servername != NULL) {
1405 if (!SSL_set_tlsext_host_name(con, servername)) {
1406 BIO_printf(bio_err, "Unable to set TLS servername extension.\n");
1407 ERR_print_errors(bio_err);
1412 #ifndef OPENSSL_NO_KRB5
1413 if (con && (kctx = kssl_ctx_new()) != NULL) {
1414 SSL_set0_kssl_ctx(con, kctx);
1415 kssl_ctx_setstring(kctx, KSSL_SERVER, host);
1417 #endif /* OPENSSL_NO_KRB5 */
1418 /* SSL_set_cipher_list(con,"RC4-MD5"); */
1420 # ifdef TLSEXT_TYPE_opaque_prf_input
1421 SSL_set_tlsext_opaque_prf_input(con, "Test client", 11);
1427 if (init_client(&s, host, port, socket_type) == 0) {
1428 BIO_printf(bio_err, "connect:errno=%d\n", get_last_socket_error());
1432 BIO_printf(bio_c_out, "CONNECTED(%08X)\n", s);
1436 unsigned long l = 1;
1437 BIO_printf(bio_c_out, "turning on non blocking io\n");
1438 if (BIO_socket_ioctl(s, FIONBIO, &l) < 0) {
1439 ERR_print_errors(bio_err);
1445 SSL_set_debug(con, 1);
1447 if (socket_type == SOCK_DGRAM) {
1449 sbio = BIO_new_dgram(s, BIO_NOCLOSE);
1450 if (getsockname(s, &peer, (void *)&peerlen) < 0) {
1451 BIO_printf(bio_err, "getsockname:errno=%d\n",
1452 get_last_socket_error());
1457 (void)BIO_ctrl_set_connected(sbio, 1, &peer);
1459 if (enable_timeouts) {
1461 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1462 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1465 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1466 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1470 if (socket_mtu < DTLS_get_link_min_mtu(con)) {
1471 BIO_printf(bio_err, "MTU too small. Must be at least %ld\n",
1472 DTLS_get_link_min_mtu(con));
1476 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1477 if (!DTLS_set_link_mtu(con, socket_mtu)) {
1478 BIO_printf(bio_err, "Failed to set MTU\n");
1483 /* want to do MTU discovery */
1484 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1486 sbio = BIO_new_socket(s, BIO_NOCLOSE);
1491 test = BIO_new(BIO_f_nbio_test());
1492 sbio = BIO_push(test, sbio);
1496 SSL_set_debug(con, 1);
1497 BIO_set_callback(sbio, bio_dump_callback);
1498 BIO_set_callback_arg(sbio, (char *)bio_c_out);
1501 #ifndef OPENSSL_NO_SSL_TRACE
1503 SSL_set_msg_callback(con, SSL_trace);
1506 SSL_set_msg_callback(con, msg_cb);
1507 SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out);
1509 #ifndef OPENSSL_NO_TLSEXT
1510 if (c_tlsextdebug) {
1511 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1512 SSL_set_tlsext_debug_arg(con, bio_c_out);
1515 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1516 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
1517 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
1520 STACK_OF(OCSP_RESPID) *ids = sk_OCSP_RESPID_new_null();
1521 OCSP_RESPID *id = OCSP_RESPID_new();
1522 id->value.byKey = ASN1_OCTET_STRING_new();
1523 id->type = V_OCSP_RESPID_KEY;
1524 ASN1_STRING_set(id->value.byKey, "Hello World", -1);
1525 sk_OCSP_RESPID_push(ids, id);
1526 SSL_set_tlsext_status_ids(con, ids);
1531 #ifndef OPENSSL_NO_JPAKE
1533 jpake_client_auth(bio_c_out, sbio, jpake_secret);
1536 SSL_set_bio(con, sbio, sbio);
1537 SSL_set_connect_state(con);
1539 /* ok, lets connect */
1540 width = SSL_get_fd(con) + 1;
1553 /* This is an ugly hack that does a lot of assumptions */
1555 * We do have to handle multi-line responses which may come in a single
1556 * packet or not. We therefore have to use BIO_gets() which does need a
1557 * buffering BIO. So during the initial chitchat we do push a buffering
1558 * BIO into the chain that is removed again later on to not disturb the
1559 * rest of the s_client operation.
1561 if (starttls_proto == PROTO_SMTP) {
1563 BIO *fbio = BIO_new(BIO_f_buffer());
1564 BIO_push(fbio, sbio);
1565 /* wait for multi-line response to end from SMTP */
1567 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1569 while (mbuf_len > 3 && mbuf[3] == '-');
1570 /* STARTTLS command requires EHLO... */
1571 BIO_printf(fbio, "EHLO openssl.client.net\r\n");
1572 (void)BIO_flush(fbio);
1573 /* wait for multi-line response to end EHLO SMTP response */
1575 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1576 if (strstr(mbuf, "STARTTLS"))
1579 while (mbuf_len > 3 && mbuf[3] == '-');
1580 (void)BIO_flush(fbio);
1585 "didn't found starttls in server response,"
1586 " try anyway...\n");
1587 BIO_printf(sbio, "STARTTLS\r\n");
1588 BIO_read(sbio, sbuf, BUFSIZZ);
1589 } else if (starttls_proto == PROTO_POP3) {
1590 BIO_read(sbio, mbuf, BUFSIZZ);
1591 BIO_printf(sbio, "STLS\r\n");
1592 BIO_read(sbio, sbuf, BUFSIZZ);
1593 } else if (starttls_proto == PROTO_IMAP) {
1595 BIO *fbio = BIO_new(BIO_f_buffer());
1596 BIO_push(fbio, sbio);
1597 BIO_gets(fbio, mbuf, BUFSIZZ);
1598 /* STARTTLS command requires CAPABILITY... */
1599 BIO_printf(fbio, ". CAPABILITY\r\n");
1600 (void)BIO_flush(fbio);
1601 /* wait for multi-line CAPABILITY response */
1603 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1604 if (strstr(mbuf, "STARTTLS"))
1607 while (mbuf_len > 3 && mbuf[0] != '.');
1608 (void)BIO_flush(fbio);
1613 "didn't found STARTTLS in server response,"
1614 " try anyway...\n");
1615 BIO_printf(sbio, ". STARTTLS\r\n");
1616 BIO_read(sbio, sbuf, BUFSIZZ);
1617 } else if (starttls_proto == PROTO_FTP) {
1618 BIO *fbio = BIO_new(BIO_f_buffer());
1619 BIO_push(fbio, sbio);
1620 /* wait for multi-line response to end from FTP */
1622 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1624 while (mbuf_len > 3 && mbuf[3] == '-');
1625 (void)BIO_flush(fbio);
1628 BIO_printf(sbio, "AUTH TLS\r\n");
1629 BIO_read(sbio, sbuf, BUFSIZZ);
1631 if (starttls_proto == PROTO_XMPP) {
1633 BIO_printf(sbio, "<stream:stream "
1634 "xmlns:stream='http://etherx.jabber.org/streams' "
1635 "xmlns='jabber:client' to='%s' version='1.0'>", host);
1636 seen = BIO_read(sbio, mbuf, BUFSIZZ);
1639 (mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'")) {
1640 if (strstr(mbuf, "/stream:features>"))
1642 seen = BIO_read(sbio, mbuf, BUFSIZZ);
1646 "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1647 seen = BIO_read(sbio, sbuf, BUFSIZZ);
1649 if (!strstr(sbuf, "<proceed"))
1658 if ((SSL_version(con) == DTLS1_VERSION) &&
1659 DTLSv1_get_timeout(con, &timeout))
1660 timeoutp = &timeout;
1664 if (SSL_in_init(con) && !SSL_total_renegotiations(con)) {
1671 #if 0 /* This test doesn't really work as intended
1672 * (needs to be fixed) */
1673 # ifndef OPENSSL_NO_TLSEXT
1674 if (servername != NULL && !SSL_session_reused(con)) {
1675 BIO_printf(bio_c_out,
1676 "Server did %sacknowledge servername extension.\n",
1677 tlsextcbp.ack ? "" : "not ");
1682 BIO *stmp = BIO_new_file(sess_out, "w");
1684 PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
1687 BIO_printf(bio_err, "Error writing session file %s\n",
1691 BIO_puts(bio_err, "CONNECTION ESTABLISHED\n");
1692 print_ssl_summary(bio_err, con);
1695 print_stuff(bio_c_out, con, full_log);
1699 if (starttls_proto) {
1700 BIO_printf(bio_err, "%s", mbuf);
1701 /* We don't need to know any more */
1702 starttls_proto = PROTO_OFF;
1707 BIO_printf(bio_c_out,
1708 "drop connection and then reconnect\n");
1710 SSL_set_connect_state(con);
1711 SHUTDOWN(SSL_get_fd(con));
1717 ssl_pending = read_ssl && SSL_pending(con);
1720 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined (OPENSSL_SYS_BEOS_R5)
1723 openssl_fdset(fileno(stdin), &readfds);
1725 openssl_fdset(fileno(stdout), &writefds);
1728 openssl_fdset(SSL_get_fd(con), &readfds);
1730 openssl_fdset(SSL_get_fd(con), &writefds);
1732 if (!tty_on || !write_tty) {
1734 openssl_fdset(SSL_get_fd(con), &readfds);
1736 openssl_fdset(SSL_get_fd(con), &writefds);
1739 /*- printf("mode tty(%d %d%d) ssl(%d%d)\n",
1740 tty_on,read_tty,write_tty,read_ssl,write_ssl);*/
1743 * Note: under VMS with SOCKETSHR the second parameter is
1744 * currently of type (int *) whereas under other systems it is
1745 * (void *) if you don't have a cast it will choke the compiler:
1746 * if you do have a cast then you can either go for (int *) or
1749 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1751 * Under Windows/DOS we make the assumption that we can always
1752 * write to the tty: therefore if we need to write to the tty we
1753 * just fall through. Otherwise we timeout the select every
1754 * second and see if there are any keypresses. Note: this is a
1755 * hack, in a proper Windows application we wouldn't do this.
1762 i = select(width, (void *)&readfds, (void *)&writefds,
1764 # if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1765 if (!i && (!_kbhit() || !read_tty))
1768 if (!i && (!((_kbhit())
1769 || (WAIT_OBJECT_0 ==
1770 WaitForSingleObject(GetStdHandle
1777 i = select(width, (void *)&readfds, (void *)&writefds,
1780 #elif defined(OPENSSL_SYS_NETWARE)
1785 i = select(width, (void *)&readfds, (void *)&writefds,
1788 i = select(width, (void *)&readfds, (void *)&writefds,
1791 #elif defined(OPENSSL_SYS_BEOS_R5)
1792 /* Under BeOS-R5 the situation is similar to DOS */
1795 (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK);
1800 i = select(width, (void *)&readfds, (void *)&writefds,
1802 if (read(fileno(stdin), sbuf, 0) >= 0)
1804 if (!i && (stdin_set != 1 || !read_tty))
1807 i = select(width, (void *)&readfds, (void *)&writefds,
1810 (void)fcntl(fileno(stdin), F_SETFL, 0);
1812 i = select(width, (void *)&readfds, (void *)&writefds,
1816 BIO_printf(bio_err, "bad select %d\n",
1817 get_last_socket_error());
1823 if ((SSL_version(con) == DTLS1_VERSION)
1824 && DTLSv1_handle_timeout(con) > 0) {
1825 BIO_printf(bio_err, "TIMEOUT occured\n");
1828 if (!ssl_pending && FD_ISSET(SSL_get_fd(con), &writefds)) {
1829 k = SSL_write(con, &(cbuf[cbuf_off]), (unsigned int)cbuf_len);
1830 switch (SSL_get_error(con, k)) {
1831 case SSL_ERROR_NONE:
1836 /* we have done a write(con,NULL,0); */
1837 if (cbuf_len <= 0) {
1840 } else { /* if (cbuf_len > 0) */
1846 case SSL_ERROR_WANT_WRITE:
1847 BIO_printf(bio_c_out, "write W BLOCK\n");
1851 case SSL_ERROR_WANT_READ:
1852 BIO_printf(bio_c_out, "write R BLOCK\n");
1857 case SSL_ERROR_WANT_X509_LOOKUP:
1858 BIO_printf(bio_c_out, "write X BLOCK\n");
1860 case SSL_ERROR_ZERO_RETURN:
1861 if (cbuf_len != 0) {
1862 BIO_printf(bio_c_out, "shutdown\n");
1871 case SSL_ERROR_SYSCALL:
1872 if ((k != 0) || (cbuf_len != 0)) {
1873 BIO_printf(bio_err, "write:errno=%d\n",
1874 get_last_socket_error());
1882 ERR_print_errors(bio_err);
1886 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
1887 /* Assume Windows/DOS/BeOS can always write */
1888 else if (!ssl_pending && write_tty)
1890 else if (!ssl_pending && FD_ISSET(fileno(stdout), &writefds))
1893 #ifdef CHARSET_EBCDIC
1894 ascii2ebcdic(&(sbuf[sbuf_off]), &(sbuf[sbuf_off]), sbuf_len);
1896 i = raw_write_stdout(&(sbuf[sbuf_off]), sbuf_len);
1899 BIO_printf(bio_c_out, "DONE\n");
1907 if (sbuf_len <= 0) {
1911 } else if (ssl_pending || FD_ISSET(SSL_get_fd(con), &readfds)) {
1916 SSL_renegotiate(con);
1922 k = SSL_read(con, sbuf, 1024 /* BUFSIZZ */ );
1924 /* Demo for pending and peek :-) */
1925 k = SSL_read(con, sbuf, 16);
1928 printf("read=%d pending=%d peek=%d\n", k, SSL_pending(con),
1929 SSL_peek(con, zbuf, 10240));
1933 switch (SSL_get_error(con, k)) {
1934 case SSL_ERROR_NONE:
1943 case SSL_ERROR_WANT_WRITE:
1944 BIO_printf(bio_c_out, "read W BLOCK\n");
1948 case SSL_ERROR_WANT_READ:
1949 BIO_printf(bio_c_out, "read R BLOCK\n");
1952 if ((read_tty == 0) && (write_ssl == 0))
1955 case SSL_ERROR_WANT_X509_LOOKUP:
1956 BIO_printf(bio_c_out, "read X BLOCK\n");
1958 case SSL_ERROR_SYSCALL:
1959 ret = get_last_socket_error();
1961 BIO_puts(bio_err, "CONNECTION CLOSED BY SERVER\n");
1963 BIO_printf(bio_err, "read:errno=%d\n", ret);
1965 case SSL_ERROR_ZERO_RETURN:
1966 BIO_printf(bio_c_out, "closed\n");
1970 ERR_print_errors(bio_err);
1975 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
1976 # if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1980 || (WAIT_OBJECT_0 ==
1981 WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
1983 #elif defined (OPENSSL_SYS_NETWARE)
1985 #elif defined(OPENSSL_SYS_BEOS_R5)
1988 else if (FD_ISSET(fileno(stdin), &readfds))
1994 i = raw_read_stdin(cbuf, BUFSIZZ / 2);
1996 /* both loops are skipped when i <= 0 */
1997 for (j = 0; j < i; j++)
1998 if (cbuf[j] == '\n')
2000 for (j = i - 1; j >= 0; j--) {
2001 cbuf[j + lf_num] = cbuf[j];
2002 if (cbuf[j] == '\n') {
2005 cbuf[j + lf_num] = '\r';
2008 assert(lf_num == 0);
2010 i = raw_read_stdin(cbuf, BUFSIZZ);
2012 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q'))) {
2013 BIO_printf(bio_err, "DONE\n");
2018 if ((!c_ign_eof) && (cbuf[0] == 'R')) {
2019 BIO_printf(bio_err, "RENEGOTIATING\n");
2020 SSL_renegotiate(con);
2023 #ifndef OPENSSL_NO_HEARTBEATS
2024 else if ((!c_ign_eof) && (cbuf[0] == 'B')) {
2025 BIO_printf(bio_err, "HEARTBEATING\n");
2033 #ifdef CHARSET_EBCDIC
2034 ebcdic2ascii(cbuf, cbuf, i);
2046 print_stuff(bio_c_out, con, full_log);
2048 SHUTDOWN(SSL_get_fd(con));
2052 print_stuff(bio_c_out, con, 1);
2055 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2056 if (next_proto.data)
2057 OPENSSL_free(next_proto.data);
2064 sk_X509_CRL_pop_free(crls, X509_CRL_free);
2068 sk_X509_pop_free(chain, X509_free);
2071 #ifndef OPENSSL_NO_SRP
2072 OPENSSL_free(srp_arg.srppassin);
2075 X509_VERIFY_PARAM_free(vpm);
2076 ssl_excert_free(exc);
2078 sk_OPENSSL_STRING_free(ssl_args);
2080 SSL_CONF_CTX_free(cctx);
2081 #ifndef OPENSSL_NO_JPAKE
2082 if (jpake_secret && psk_key)
2083 OPENSSL_free(psk_key);
2086 OPENSSL_cleanse(cbuf, BUFSIZZ);
2090 OPENSSL_cleanse(sbuf, BUFSIZZ);
2094 OPENSSL_cleanse(mbuf, BUFSIZZ);
2097 if (bio_c_out != NULL) {
2098 BIO_free(bio_c_out);
2101 if (bio_c_msg != NULL) {
2102 BIO_free(bio_c_msg);
2109 static void print_stuff(BIO *bio, SSL *s, int full)
2113 static const char *space = " ";
2116 STACK_OF(X509_NAME) *sk2;
2117 const SSL_CIPHER *c;
2120 #ifndef OPENSSL_NO_COMP
2121 const COMP_METHOD *comp, *expansion;
2123 unsigned char *exportedkeymat;
2126 int got_a_chain = 0;
2128 sk = SSL_get_peer_cert_chain(s);
2130 got_a_chain = 1; /* we don't have it for SSL2 (yet) */
2132 BIO_printf(bio, "---\nCertificate chain\n");
2133 for (i = 0; i < sk_X509_num(sk); i++) {
2134 X509_NAME_oneline(X509_get_subject_name(sk_X509_value(sk, i)),
2136 BIO_printf(bio, "%2d s:%s\n", i, buf);
2137 X509_NAME_oneline(X509_get_issuer_name(sk_X509_value(sk, i)),
2139 BIO_printf(bio, " i:%s\n", buf);
2141 PEM_write_bio_X509(bio, sk_X509_value(sk, i));
2145 BIO_printf(bio, "---\n");
2146 peer = SSL_get_peer_certificate(s);
2148 BIO_printf(bio, "Server certificate\n");
2150 /* Redundant if we showed the whole chain */
2151 if (!(c_showcerts && got_a_chain))
2152 PEM_write_bio_X509(bio, peer);
2153 X509_NAME_oneline(X509_get_subject_name(peer), buf, sizeof buf);
2154 BIO_printf(bio, "subject=%s\n", buf);
2155 X509_NAME_oneline(X509_get_issuer_name(peer), buf, sizeof buf);
2156 BIO_printf(bio, "issuer=%s\n", buf);
2158 BIO_printf(bio, "no peer certificate available\n");
2160 sk2 = SSL_get_client_CA_list(s);
2161 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0)) {
2162 BIO_printf(bio, "---\nAcceptable client certificate CA names\n");
2163 for (i = 0; i < sk_X509_NAME_num(sk2); i++) {
2164 xn = sk_X509_NAME_value(sk2, i);
2165 X509_NAME_oneline(xn, buf, sizeof(buf));
2166 BIO_write(bio, buf, strlen(buf));
2167 BIO_write(bio, "\n", 1);
2170 BIO_printf(bio, "---\nNo client certificate CA names sent\n");
2172 p = SSL_get_shared_ciphers(s, buf, sizeof buf);
2175 * This works only for SSL 2. In later protocol versions, the
2176 * client does not know what other ciphers (in addition to the
2177 * one to be used in the current connection) the server supports.
2181 "---\nCiphers common between both SSL endpoints:\n");
2185 BIO_write(bio, space, 15 - j % 25);
2188 BIO_write(bio, ((i % 3) ? " " : "\n"), 1);
2190 BIO_write(bio, p, 1);
2195 BIO_write(bio, "\n", 1);
2198 ssl_print_sigalgs(bio, s);
2199 ssl_print_tmp_key(bio, s);
2202 "---\nSSL handshake has read %ld bytes and written %ld bytes\n",
2203 BIO_number_read(SSL_get_rbio(s)),
2204 BIO_number_written(SSL_get_wbio(s)));
2206 BIO_printf(bio, (SSL_cache_hit(s) ? "---\nReused, " : "---\nNew, "));
2207 c = SSL_get_current_cipher(s);
2208 BIO_printf(bio, "%s, Cipher is %s\n",
2209 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
2212 pktmp = X509_get_pubkey(peer);
2213 BIO_printf(bio, "Server public key is %d bit\n",
2214 EVP_PKEY_bits(pktmp));
2215 EVP_PKEY_free(pktmp);
2217 BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
2218 SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
2219 #ifndef OPENSSL_NO_COMP
2220 comp = SSL_get_current_compression(s);
2221 expansion = SSL_get_current_expansion(s);
2222 BIO_printf(bio, "Compression: %s\n",
2223 comp ? SSL_COMP_get_name(comp) : "NONE");
2224 BIO_printf(bio, "Expansion: %s\n",
2225 expansion ? SSL_COMP_get_name(expansion) : "NONE");
2230 /* Print out local port of connection: useful for debugging */
2232 struct sockaddr_in ladd;
2233 socklen_t ladd_size = sizeof(ladd);
2234 sock = SSL_get_fd(s);
2235 getsockname(sock, (struct sockaddr *)&ladd, &ladd_size);
2236 BIO_printf(bio_c_out, "LOCAL PORT is %u\n", ntohs(ladd.sin_port));
2240 #if !defined(OPENSSL_NO_TLSEXT)
2241 # if !defined(OPENSSL_NO_NEXTPROTONEG)
2242 if (next_proto.status != -1) {
2243 const unsigned char *proto;
2244 unsigned int proto_len;
2245 SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
2246 BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
2247 BIO_write(bio, proto, proto_len);
2248 BIO_write(bio, "\n", 1);
2252 const unsigned char *proto;
2253 unsigned int proto_len;
2254 SSL_get0_alpn_selected(s, &proto, &proto_len);
2255 if (proto_len > 0) {
2256 BIO_printf(bio, "ALPN protocol: ");
2257 BIO_write(bio, proto, proto_len);
2258 BIO_write(bio, "\n", 1);
2260 BIO_printf(bio, "No ALPN negotiated\n");
2264 #ifndef OPENSSL_NO_SRTP
2266 SRTP_PROTECTION_PROFILE *srtp_profile =
2267 SSL_get_selected_srtp_profile(s);
2270 BIO_printf(bio, "SRTP Extension negotiated, profile=%s\n",
2271 srtp_profile->name);
2275 SSL_SESSION_print(bio, SSL_get_session(s));
2276 if (keymatexportlabel != NULL) {
2277 BIO_printf(bio, "Keying material exporter:\n");
2278 BIO_printf(bio, " Label: '%s'\n", keymatexportlabel);
2279 BIO_printf(bio, " Length: %i bytes\n", keymatexportlen);
2280 exportedkeymat = OPENSSL_malloc(keymatexportlen);
2281 if (exportedkeymat != NULL) {
2282 if (!SSL_export_keying_material(s, exportedkeymat,
2285 strlen(keymatexportlabel),
2287 BIO_printf(bio, " Error\n");
2289 BIO_printf(bio, " Keying material: ");
2290 for (i = 0; i < keymatexportlen; i++)
2291 BIO_printf(bio, "%02X", exportedkeymat[i]);
2292 BIO_printf(bio, "\n");
2294 OPENSSL_free(exportedkeymat);
2297 BIO_printf(bio, "---\n");
2300 /* flush, or debugging output gets mixed with http response */
2301 (void)BIO_flush(bio);
2304 #ifndef OPENSSL_NO_TLSEXT
2306 static int ocsp_resp_cb(SSL *s, void *arg)
2308 const unsigned char *p;
2311 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
2312 BIO_puts(arg, "OCSP response: ");
2314 BIO_puts(arg, "no response sent\n");
2317 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
2319 BIO_puts(arg, "response parse error\n");
2320 BIO_dump_indent(arg, (char *)p, len, 4);
2323 BIO_puts(arg, "\n======================================\n");
2324 OCSP_RESPONSE_print(arg, rsp, 0);
2325 BIO_puts(arg, "======================================\n");
2326 OCSP_RESPONSE_free(rsp);