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Fix the update target and remove duplicate file updates
[thirdparty/openssl.git] / apps / s_client.c
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58964a49 1/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
d02b48c6
RE		 2 * All rights reserved.
3 *
4 * This package is an SSL implementation written
5 * by Eric Young (eay@cryptsoft.com).
6 * The implementation was written so as to conform with Netscapes SSL.
0f113f3e 7 *
d02b48c6
RE		 8 * This library is free for commercial and non-commercial use as long as
9 * the following conditions are aheared to. The following conditions
10 * apply to all code found in this distribution, be it the RC4, RSA,
11 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
12 * included with this distribution is covered by the same copyright terms
13 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
0f113f3e 14 *
d02b48c6
RE		 15 * Copyright remains Eric Young's, and as such any Copyright notices in
16 * the code are not to be removed.
17 * If this package is used in a product, Eric Young should be given attribution
18 * as the author of the parts of the library used.
19 * This can be in the form of a textual message at program startup or
20 * in documentation (online or textual) provided with the package.
0f113f3e 21 *
d02b48c6
RE		 22 * Redistribution and use in source and binary forms, with or without
23 * modification, are permitted provided that the following conditions
24 * are met:
25 * 1. Redistributions of source code must retain the copyright
26 * notice, this list of conditions and the following disclaimer.
27 * 2. Redistributions in binary form must reproduce the above copyright
28 * notice, this list of conditions and the following disclaimer in the
29 * documentation and/or other materials provided with the distribution.
30 * 3. All advertising materials mentioning features or use of this software
31 * must display the following acknowledgement:
32 * "This product includes cryptographic software written by
33 * Eric Young (eay@cryptsoft.com)"
34 * The word 'cryptographic' can be left out if the rouines from the library
35 * being used are not cryptographic related :-).
0f113f3e 36 * 4. If you include any Windows specific code (or a derivative thereof) from
d02b48c6
RE		 37 * the apps directory (application code) you must include an acknowledgement:
38 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
0f113f3e 39 *
d02b48c6
RE		 40 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
41 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
43 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
44 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
45 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
46 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
48 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
49 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
50 * SUCH DAMAGE.
0f113f3e 51 *
d02b48c6
RE		 52 * The licence and distribution terms for any publically available version or
53 * derivative of this code cannot be changed. i.e. this code cannot simply be
54 * copied and put under another distribution licence
55 * [including the GNU Public Licence.]
56 */
a661b653 57/* ====================================================================
b1277b99 58 * Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved.
a661b653
BM		 59 *
60 * Redistribution and use in source and binary forms, with or without
61 * modification, are permitted provided that the following conditions
62 * are met:
63 *
64 * 1. Redistributions of source code must retain the above copyright
0f113f3e 65 * notice, this list of conditions and the following disclaimer.
a661b653
BM		 66 *
67 * 2. Redistributions in binary form must reproduce the above copyright
68 * notice, this list of conditions and the following disclaimer in
69 * the documentation and/or other materials provided with the
70 * distribution.
71 *
72 * 3. All advertising materials mentioning features or use of this
73 * software must display the following acknowledgment:
74 * "This product includes software developed by the OpenSSL Project
75 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
76 *
77 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
78 * endorse or promote products derived from this software without
79 * prior written permission. For written permission, please contact
80 * openssl-core@openssl.org.
81 *
82 * 5. Products derived from this software may not be called "OpenSSL"
83 * nor may "OpenSSL" appear in their names without prior written
84 * permission of the OpenSSL Project.
85 *
86 * 6. Redistributions of any form whatsoever must retain the following
87 * acknowledgment:
88 * "This product includes software developed by the OpenSSL Project
89 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
90 *
91 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
92 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
93 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
94 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
95 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
96 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
97 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
98 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
99 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
100 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
101 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
102 * OF THE POSSIBILITY OF SUCH DAMAGE.
103 * ====================================================================
104 *
105 * This product includes cryptographic software written by Eric Young
106 * (eay@cryptsoft.com). This product includes software written by Tim
107 * Hudson (tjh@cryptsoft.com).
108 *
109 */
ddac1974
NL		 110/* ====================================================================
111 * Copyright 2005 Nokia. All rights reserved.
112 *
113 * The portions of the attached software ("Contribution") is developed by
114 * Nokia Corporation and is licensed pursuant to the OpenSSL open source
115 * license.
116 *
117 * The Contribution, originally written by Mika Kousa and Pasi Eronen of
118 * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
119 * support (see RFC 4279) to OpenSSL.
120 *
121 * No patent licenses or other rights except those expressly stated in
122 * the OpenSSL open source license shall be deemed granted or received
123 * expressly, by implication, estoppel, or otherwise.
124 *
125 * No assurances are provided by Nokia that the Contribution does not
126 * infringe the patent or other intellectual property rights of any third
127 * party or that the license provides you with all the necessary rights
128 * to make use of the Contribution.
129 *
130 * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
131 * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
132 * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
133 * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
134 * OTHERWISE.
135 */
d02b48c6 136
1b1a6e78 137#include <assert.h>
ddac1974 138#include <ctype.h>
8c197cc5
UM		 139#include <stdio.h>
140#include <stdlib.h>
141#include <string.h>
be1bd923 142#include <openssl/e_os2.h>
7e1b7485 143
0f113f3e
MC		 144/*
145 * With IPv6, it looks like Digital has mixed up the proper order of
146 * recursive header file inclusion, resulting in the compiler complaining
147 * that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which is
148 * needed to have fileno() declared correctly... So let's define u_int
149 */
bc36ee62 150#if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
0f113f3e 151# define __U_INT
7d7d2cbc
UM		 152typedef unsigned int u_int;
153#endif
154
d02b48c6 155#define USE_SOCKETS
d02b48c6 156#include "apps.h"
ec577822
BM		 157#include <openssl/x509.h>
158#include <openssl/ssl.h>
159#include <openssl/err.h>
160#include <openssl/pem.h>
1372965e 161#include <openssl/rand.h>
67c8e7f4 162#include <openssl/ocsp.h>
1e26a8ba 163#include <openssl/bn.h>
edc032b5 164#ifndef OPENSSL_NO_SRP
0f113f3e 165# include <openssl/srp.h>
edc032b5 166#endif
d02b48c6 167#include "s_apps.h"
36d16f8e 168#include "timeouts.h"
d02b48c6 169
bc36ee62 170#if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000)
75e0770d 171/* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */
0f113f3e 172# undef FIONBIO
7d7d2cbc
UM		 173#endif
174
0f113f3e 175#define SSL_HOST_NAME "localhost"
d02b48c6 176
d02b48c6
RE		 177#undef BUFSIZZ
178#define BUFSIZZ 1024*8
179
180extern int verify_depth;
181extern int verify_error;
5d20c4fb 182extern int verify_return_error;
2a7cbe77 183extern int verify_quiet;
d02b48c6 184
0f113f3e 185static int c_nbio = 0;
0f113f3e
MC		 186static int c_tlsextdebug = 0;
187static int c_status_req = 0;
7e1b7485
RS		 188static int c_Pause = 0;
189static int c_debug = 0;
0f113f3e
MC		 190static int c_msg = 0;
191static int c_showcerts = 0;
0f113f3e
MC		 192static char *keymatexportlabel = NULL;
193static int keymatexportlen = 20;
0f113f3e
MC		 194static BIO *bio_c_out = NULL;
195static BIO *bio_c_msg = NULL;
196static int c_quiet = 0;
197static int c_ign_eof = 0;
198static int c_brief = 0;
d02b48c6 199
7e1b7485
RS		 200static void print_stuff(BIO *berr, SSL *con, int full);
201#ifndef OPENSSL_NO_TLSEXT
202static int ocsp_resp_cb(SSL *s, void *arg);
203#endif
204
ddac1974
NL		 205#ifndef OPENSSL_NO_PSK
206/* Default PSK identity and key */
0f113f3e
MC		 207static char *psk_identity = "Client_identity";
208/*
209 * char *psk_key=NULL; by default PSK is not used
210 */
ddac1974
NL		 211
212static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity,
0f113f3e
MC		 213 unsigned int max_identity_len,
214 unsigned char *psk,
215 unsigned int max_psk_len)
216{
217 unsigned int psk_len = 0;
218 int ret;
219 BIGNUM *bn = NULL;
220
221 if (c_debug)
222 BIO_printf(bio_c_out, "psk_client_cb\n");
223 if (!hint) {
224 /* no ServerKeyExchange message */
225 if (c_debug)
226 BIO_printf(bio_c_out,
227 "NULL received PSK identity hint, continuing anyway\n");
228 } else if (c_debug)
229 BIO_printf(bio_c_out, "Received PSK identity hint '%s'\n", hint);
230
231 /*
232 * lookup PSK identity and PSK key based on the given identity hint here
233 */
234 ret = BIO_snprintf(identity, max_identity_len, "%s", psk_identity);
235 if (ret < 0 || (unsigned int)ret > max_identity_len)
236 goto out_err;
237 if (c_debug)
238 BIO_printf(bio_c_out, "created identity '%s' len=%d\n", identity,
239 ret);
240 ret = BN_hex2bn(&bn, psk_key);
241 if (!ret) {
242 BIO_printf(bio_err, "Could not convert PSK key '%s' to BIGNUM\n",
243 psk_key);
23a1d5e9 244 BN_free(bn);
0f113f3e
MC		 245 return 0;
246 }
ddac1974 247
0f113f3e
MC		 248 if ((unsigned int)BN_num_bytes(bn) > max_psk_len) {
249 BIO_printf(bio_err,
250 "psk buffer of callback is too small (%d) for key (%d)\n",
251 max_psk_len, BN_num_bytes(bn));
ddac1974 252 BN_free(bn);
0f113f3e
MC		 253 return 0;
254 }
ddac1974 255
0f113f3e
MC		 256 psk_len = BN_bn2bin(bn, psk);
257 BN_free(bn);
258 if (psk_len == 0)
259 goto out_err;
ddac1974 260
0f113f3e
MC		 261 if (c_debug)
262 BIO_printf(bio_c_out, "created PSK len=%d\n", psk_len);
263
264 return psk_len;
ddac1974 265 out_err:
0f113f3e
MC		 266 if (c_debug)
267 BIO_printf(bio_err, "Error in PSK client callback\n");
268 return 0;
269}
ddac1974
NL		 270#endif
271
ed3883d2
BM		 272#ifndef OPENSSL_NO_TLSEXT
273
274/* This is a context that we pass to callbacks */
275typedef struct tlsextctx_st {
0f113f3e
MC		 276 BIO *biodebug;
277 int ack;
ed3883d2
BM		 278} tlsextctx;
279
6d23cf97 280static int ssl_servername_cb(SSL *s, int *ad, void *arg)
0f113f3e
MC		 281{
282 tlsextctx *p = (tlsextctx *) arg;
283 const char *hn = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
284 if (SSL_get_servername_type(s) != -1)
285 p->ack = !SSL_session_reused(s) && hn != NULL;
286 else
287 BIO_printf(bio_err, "Can't use SSL_get_servername\n");
288
289 return SSL_TLSEXT_ERR_OK;
290}
ee2ffc27 291
0f113f3e 292# ifndef OPENSSL_NO_SRP
edc032b5
BL		 293
294/* This is a context that we pass to all callbacks */
0f113f3e
MC		 295typedef struct srp_arg_st {
296 char *srppassin;
297 char *srplogin;
298 int msg; /* copy from c_msg */
299 int debug; /* copy from c_debug */
300 int amp; /* allow more groups */
301 int strength /* minimal size for N */ ;
302} SRP_ARG;
303
304# define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
edc032b5 305
f2fc3075 306static int srp_Verify_N_and_g(const BIGNUM *N, const BIGNUM *g)
0f113f3e
MC		 307{
308 BN_CTX *bn_ctx = BN_CTX_new();
309 BIGNUM *p = BN_new();
310 BIGNUM *r = BN_new();
311 int ret =
312 g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) &&
313 BN_is_prime_ex(N, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
314 p != NULL && BN_rshift1(p, N) &&
315 /* p = (N-1)/2 */
316 BN_is_prime_ex(p, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
317 r != NULL &&
318 /* verify g^((N-1)/2) == -1 (mod N) */
319 BN_mod_exp(r, g, p, N, bn_ctx) &&
320 BN_add_word(r, 1) && BN_cmp(r, N) == 0;
321
23a1d5e9
RS		 322 BN_free(r);
323 BN_free(p);
324 BN_CTX_free(bn_ctx);
0f113f3e
MC		 325 return ret;
326}
edc032b5 327
c80fd6b2
MC		 328/*-
329 * This callback is used here for two purposes:
330 * - extended debugging
331 * - making some primality tests for unknown groups
332 * The callback is only called for a non default group.
333 *
334 * An application does not need the call back at all if
0f113f3e
MC		 335 * only the stanard groups are used. In real life situations,
336 * client and server already share well known groups,
337 * thus there is no need to verify them.
c80fd6b2 338 * Furthermore, in case that a server actually proposes a group that
0f113f3e
MC		 339 * is not one of those defined in RFC 5054, it is more appropriate
340 * to add the group to a static list and then compare since
c80fd6b2
MC		 341 * primality tests are rather cpu consuming.
342 */
f2fc3075 343
6d23cf97 344static int ssl_srp_verify_param_cb(SSL *s, void *arg)
0f113f3e
MC		 345{
346 SRP_ARG *srp_arg = (SRP_ARG *)arg;
347 BIGNUM *N = NULL, *g = NULL;
75ebbd9a
RS		 348
349 if (((N = SSL_get_srp_N(s)) == NULL) || ((g = SSL_get_srp_g(s)) == NULL))
0f113f3e
MC		 350 return 0;
351 if (srp_arg->debug || srp_arg->msg || srp_arg->amp == 1) {
352 BIO_printf(bio_err, "SRP parameters:\n");
353 BIO_printf(bio_err, "\tN=");
354 BN_print(bio_err, N);
355 BIO_printf(bio_err, "\n\tg=");
356 BN_print(bio_err, g);
357 BIO_printf(bio_err, "\n");
358 }
359
360 if (SRP_check_known_gN_param(g, N))
361 return 1;
362
363 if (srp_arg->amp == 1) {
364 if (srp_arg->debug)
365 BIO_printf(bio_err,
366 "SRP param N and g are not known params, going to check deeper.\n");
367
368 /*
369 * The srp_moregroups is a real debugging feature. Implementors
370 * should rather add the value to the known ones. The minimal size
371 * has already been tested.
372 */
373 if (BN_num_bits(g) <= BN_BITS && srp_Verify_N_and_g(N, g))
374 return 1;
375 }
376 BIO_printf(bio_err, "SRP param N and g rejected.\n");
377 return 0;
378}
edc032b5 379
0f113f3e
MC		 380# define PWD_STRLEN 1024
381
382static char *ssl_give_srp_client_pwd_cb(SSL *s, void *arg)
383{
384 SRP_ARG *srp_arg = (SRP_ARG *)arg;
68dc6824 385 char *pass = app_malloc(PWD_STRLEN + 1, "SRP password buffer");
0f113f3e
MC		 386 PW_CB_DATA cb_tmp;
387 int l;
388
389 cb_tmp.password = (char *)srp_arg->srppassin;
390 cb_tmp.prompt_info = "SRP user";
391 if ((l = password_callback(pass, PWD_STRLEN, 0, &cb_tmp)) < 0) {
392 BIO_printf(bio_err, "Can't read Password\n");
393 OPENSSL_free(pass);
394 return NULL;
395 }
396 *(pass + l) = '\0';
397
398 return pass;
399}
400
401# endif
7e1b7485 402
0f113f3e 403char *srtp_profiles = NULL;
edc032b5 404
bf48836c 405# ifndef OPENSSL_NO_NEXTPROTONEG
ee2ffc27
BL		 406/* This the context that we pass to next_proto_cb */
407typedef struct tlsextnextprotoctx_st {
0f113f3e
MC		 408 unsigned char *data;
409 unsigned short len;
410 int status;
ee2ffc27
BL		 411} tlsextnextprotoctx;
412
413static tlsextnextprotoctx next_proto;
414
0f113f3e
MC		 415static int next_proto_cb(SSL *s, unsigned char **out, unsigned char *outlen,
416 const unsigned char *in, unsigned int inlen,
417 void *arg)
418{
419 tlsextnextprotoctx *ctx = arg;
420
421 if (!c_quiet) {
422 /* We can assume that |in| is syntactically valid. */
423 unsigned i;
424 BIO_printf(bio_c_out, "Protocols advertised by server: ");
425 for (i = 0; i < inlen;) {
426 if (i)
427 BIO_write(bio_c_out, ", ", 2);
428 BIO_write(bio_c_out, &in[i + 1], in[i]);
429 i += in[i] + 1;
430 }
431 BIO_write(bio_c_out, "\n", 1);
432 }
433
434 ctx->status =
435 SSL_select_next_proto(out, outlen, in, inlen, ctx->data, ctx->len);
436 return SSL_TLSEXT_ERR_OK;
437}
438# endif /* ndef OPENSSL_NO_NEXTPROTONEG */
439
440static int serverinfo_cli_parse_cb(SSL *s, unsigned int ext_type,
441 const unsigned char *in, size_t inlen,
442 int *al, void *arg)
85c67492 443{
0f113f3e
MC		 444 char pem_name[100];
445 unsigned char ext_buf[4 + 65536];
446
447 /* Reconstruct the type/len fields prior to extension data */
448 ext_buf[0] = ext_type >> 8;
449 ext_buf[1] = ext_type & 0xFF;
450 ext_buf[2] = inlen >> 8;
451 ext_buf[3] = inlen & 0xFF;
452 memcpy(ext_buf + 4, in, inlen);
453
454 BIO_snprintf(pem_name, sizeof(pem_name), "SERVERINFO FOR EXTENSION %d",
455 ext_type);
456 PEM_write_bio(bio_c_out, pem_name, "", ext_buf, 4 + inlen);
457 return 1;
458}
459
460#endif
461
7e1b7485
RS		 462typedef enum OPTION_choice {
463 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
d8c25de5 464 OPT_HOST, OPT_PORT, OPT_CONNECT, OPT_UNIX, OPT_XMPPHOST, OPT_VERIFY,
7e1b7485
RS		 465 OPT_CERT, OPT_CRL, OPT_CRL_DOWNLOAD, OPT_SESS_OUT, OPT_SESS_IN,
466 OPT_CERTFORM, OPT_CRLFORM, OPT_VERIFY_RET_ERROR, OPT_VERIFY_QUIET,
467 OPT_BRIEF, OPT_PREXIT, OPT_CRLF, OPT_QUIET, OPT_NBIO,
468 OPT_SSL_CLIENT_ENGINE, OPT_RAND, OPT_IGN_EOF, OPT_NO_IGN_EOF,
469 OPT_PAUSE, OPT_DEBUG, OPT_TLSEXTDEBUG, OPT_STATUS, OPT_WDEBUG,
470 OPT_MSG, OPT_MSGFILE, OPT_ENGINE, OPT_TRACE, OPT_SECURITY_DEBUG,
471 OPT_SECURITY_DEBUG_VERBOSE, OPT_SHOWCERTS, OPT_NBIO_TEST, OPT_STATE,
472 OPT_PSK_IDENTITY, OPT_PSK, OPT_SRPUSER, OPT_SRPPASS, OPT_SRP_STRENGTH,
473 OPT_SRP_LATEUSER, OPT_SRP_MOREGROUPS, OPT_SSL3,
474 OPT_TLS1_2, OPT_TLS1_1, OPT_TLS1, OPT_DTLS, OPT_DTLS1,
475 OPT_DTLS1_2, OPT_TIMEOUT, OPT_MTU, OPT_KEYFORM, OPT_PASS,
476 OPT_CERT_CHAIN, OPT_CAPATH, OPT_CHAINCAPATH, OPT_VERIFYCAPATH,
5561419a 477 OPT_KEY, OPT_RECONNECT, OPT_BUILD_CHAIN, OPT_CAFILE,
7e1b7485
RS		 478 OPT_CHAINCAFILE, OPT_VERIFYCAFILE, OPT_NEXTPROTONEG, OPT_ALPN,
479 OPT_SERVERINFO, OPT_STARTTLS, OPT_SERVERNAME, OPT_JPAKE,
d8c25de5 480 OPT_USE_SRTP, OPT_KEYMATEXPORT, OPT_KEYMATEXPORTLEN, OPT_SMTPHOST,
7e1b7485
RS		 481 OPT_V_ENUM,
482 OPT_X_ENUM,
483 OPT_S_ENUM,
6ba8a5b7 484 OPT_FALLBACKSCSV, OPT_NOCMDS
7e1b7485
RS		 485} OPTION_CHOICE;
486
487OPTIONS s_client_options[] = {
488 {"help", OPT_HELP, '-', "Display this summary"},
489 {"host", OPT_HOST, 's', "Use -connect instead"},
490 {"port", OPT_PORT, 'p', "Use -connect instead"},
491 {"connect", OPT_CONNECT, 's',
492 "TCP/IP where to connect (default is " SSL_HOST_NAME ":" PORT_STR ")"},
493 {"unix", OPT_UNIX, 's', "Connect over unix domain sockets"},
494 {"verify", OPT_VERIFY, 'p', "Turn on peer certificate verification"},
495 {"cert", OPT_CERT, '<', "Certificate file to use, PEM format assumed"},
496 {"certform", OPT_CERTFORM, 'F',
497 "Certificate format (PEM or DER) PEM default"},
498 {"key", OPT_KEY, '<', "Private key file to use, if not in -cert file"},
499 {"keyform", OPT_KEYFORM, 'F', "Key format (PEM or DER) PEM default"},
500 {"pass", OPT_PASS, 's', "Private key file pass phrase source"},
501 {"CApath", OPT_CAPATH, '/', "PEM format directory of CA's"},
502 {"CAfile", OPT_CAFILE, '<', "PEM format file of CA's"},
503 {"reconnect", OPT_RECONNECT, '-',
504 "Drop and re-make the connection with the same Session-ID"},
505 {"pause", OPT_PAUSE, '-', "Sleep after each read and write system call"},
506 {"showcerts", OPT_SHOWCERTS, '-', "Show all certificates in the chain"},
507 {"debug", OPT_DEBUG, '-', "Extra output"},
508 {"msg", OPT_MSG, '-', "Show protocol messages"},
509 {"msgfile", OPT_MSGFILE, '>'},
510 {"nbio_test", OPT_NBIO_TEST, '-', "More ssl protocol testing"},
511 {"state", OPT_STATE, '-', "Print the ssl states"},
512 {"crlf", OPT_CRLF, '-', "Convert LF from terminal into CRLF"},
513 {"quiet", OPT_QUIET, '-', "No s_client output"},
514 {"ign_eof", OPT_IGN_EOF, '-', "Ignore input eof (default when -quiet)"},
515 {"no_ign_eof", OPT_NO_IGN_EOF, '-', "Don't ignore input eof"},
516#ifndef OPENSSL_NO_SSL3
517 {"ssl3", OPT_SSL3, '-', "Just use SSLv3"},
518#endif
519 {"tls1_2", OPT_TLS1_2, '-', "Just use TLSv1.2"},
520 {"tls1_1", OPT_TLS1_1, '-', "Just use TLSv1.1"},
521 {"tls1", OPT_TLS1, '-', "Just use TLSv1"},
522 {"dtls", OPT_DTLS, '-'},
523 {"dtls1", OPT_DTLS1, '-', "Just use DTLSv1"},
524 {"dtls1_2", OPT_DTLS1_2, '-'},
525 {"timeout", OPT_TIMEOUT, '-'},
526 {"mtu", OPT_MTU, 'p', "Set the link layer MTU"},
527 {"starttls", OPT_STARTTLS, 's',
528 "Use the STARTTLS command before starting TLS"},
d8c25de5 529 {"xmpphost", OPT_XMPPHOST, 's', "Host to use with \"-starttls xmpp\""},
7e1b7485
RS		 530 {"rand", OPT_RAND, 's',
531 "Load the file(s) into the random number generator"},
532 {"sess_out", OPT_SESS_OUT, '>', "File to write SSL session to"},
533 {"sess_in", OPT_SESS_IN, '<', "File to read SSL session from"},
534 {"use_srtp", OPT_USE_SRTP, '<',
535 "Offer SRTP key management with a colon-separated profile list"},
536 {"keymatexport", OPT_KEYMATEXPORT, 's',
537 "Export keying material using label"},
538 {"keymatexportlen", OPT_KEYMATEXPORTLEN, 'p',
539 "Export len bytes of keying material (default 20)"},
540 {"fallback_scsv", OPT_FALLBACKSCSV, '-', "Send the fallback SCSV"},
541#ifdef WATT32
542 {"wdebug", OPT_WDEBUG, '-', "WATT-32 tcp debugging"},
543#endif
544#ifdef FIONBIO
545 {"nbio", OPT_NBIO, '-', "Use non-blocking IO"},
546#endif
547#ifndef OPENSSL_NO_PSK
548 {"psk_identity", OPT_PSK_IDENTITY, 's', "PSK identity"},
549 {"psk", OPT_PSK, 's', "PSK in hex (without 0x)"},
550# ifndef OPENSSL_NO_JPAKE
551 {"jpake", OPT_JPAKE, 's', "JPAKE secret to use"},
552# endif
553#endif
7e1b7485
RS		 554#ifndef OPENSSL_NO_SRP
555 {"srpuser", OPT_SRPUSER, 's', "SRP authentification for 'user'"},
556 {"srppass", OPT_SRPPASS, 's', "Password for 'user'"},
557 {"srp_lateuser", OPT_SRP_LATEUSER, '-',
558 "SRP username into second ClientHello message"},
559 {"srp_moregroups", OPT_SRP_MOREGROUPS, '-',
560 "Tolerate other than the known g N values."},
561 {"srp_strength", OPT_SRP_STRENGTH, 'p', "Minimal mength in bits for N"},
562#endif
d8c25de5 563 {"name", OPT_SMTPHOST, 's', "Hostname to use for \"-starttls smtp\""},
7e1b7485
RS		 564#ifndef OPENSSL_NO_TLSEXT
565 {"servername", OPT_SERVERNAME, 's',
566 "Set TLS extension servername in ClientHello"},
567 {"tlsextdebug", OPT_TLSEXTDEBUG, '-',
568 "Hex dump of all TLS extensions received"},
569 {"status", OPT_STATUS, '-', "Request certificate status from server"},
570 {"serverinfo", OPT_SERVERINFO, 's',
571 "types Send empty ClientHello extensions (comma-separated numbers)"},
572 {"alpn", OPT_ALPN, 's',
573 "Enable ALPN extension, considering named protocols supported (comma-separated list)"},
574# ifndef OPENSSL_NO_NEXTPROTONEG
575 {"nextprotoneg", OPT_NEXTPROTONEG, 's',
576 "Enable NPN extension, considering named protocols supported (comma-separated list)"},
577# endif
578#endif
579 {"CRL", OPT_CRL, '<'},
580 {"crl_download", OPT_CRL_DOWNLOAD, '-'},
581 {"CRLform", OPT_CRLFORM, 'F'},
582 {"verify_return_error", OPT_VERIFY_RET_ERROR, '-'},
583 {"verify_quiet", OPT_VERIFY_QUIET, '-'},
584 {"brief", OPT_BRIEF, '-'},
585 {"prexit", OPT_PREXIT, '-'},
7e1b7485
RS		 586 {"trace", OPT_TRACE, '-'},
587 {"security_debug", OPT_SECURITY_DEBUG, '-'},
588 {"security_debug_verbose", OPT_SECURITY_DEBUG_VERBOSE, '-'},
589 {"cert_chain", OPT_CERT_CHAIN, '<'},
590 {"chainCApath", OPT_CHAINCAPATH, '/'},
591 {"verifyCApath", OPT_VERIFYCAPATH, '/'},
592 {"build_chain", OPT_BUILD_CHAIN, '-'},
593 {"chainCAfile", OPT_CHAINCAFILE, '<'},
594 {"verifyCAfile", OPT_VERIFYCAFILE, '<'},
6ba8a5b7 595 {"nocommands", OPT_NOCMDS, '-', "Do not use interactive command letters"},
7e1b7485
RS		 596#ifndef OPENSSL_NO_ENGINE
597 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
333b070e 598 {"ssl_client_engine", OPT_SSL_CLIENT_ENGINE, 's'},
7e1b7485
RS		 599#endif
600 OPT_S_OPTIONS,
601 OPT_V_OPTIONS,
602 OPT_X_OPTIONS,
603 {NULL}
604};
605
606typedef enum PROTOCOL_choice {
607 PROTO_OFF,
0f113f3e
MC		 608 PROTO_SMTP,
609 PROTO_POP3,
610 PROTO_IMAP,
611 PROTO_FTP,
d8c25de5 612 PROTO_TELNET,
0f113f3e 613 PROTO_XMPP
7e1b7485
RS		 614} PROTOCOL_CHOICE;
615
616static OPT_PAIR services[] = {
617 {"smtp", PROTO_SMTP},
618 {"pop3", PROTO_POP3},
619 {"imap", PROTO_IMAP},
620 {"ftp", PROTO_FTP},
621 {"xmpp", PROTO_XMPP},
d8c25de5 622 {"telnet", PROTO_TELNET},
7e1b7485 623 {NULL}
85c67492
RL		 624};
625
7e1b7485 626int s_client_main(int argc, char **argv)
0f113f3e 627{
7e1b7485 628 BIO *sbio;
0f113f3e 629 EVP_PKEY *key = NULL;
7e1b7485 630 SSL *con = NULL;
0f113f3e 631 SSL_CTX *ctx = NULL;
7e1b7485
RS		 632 STACK_OF(X509) *chain = NULL;
633 X509 *cert = NULL;
0f113f3e 634 X509_VERIFY_PARAM *vpm = NULL;
7e1b7485
RS		 635 SSL_EXCERT *exc = NULL;
636 SSL_CONF_CTX *cctx = NULL;
637 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
638 STACK_OF(X509_CRL) *crls = NULL;
13c9bb3e 639 const SSL_METHOD *meth = TLS_client_method();
7e1b7485
RS		 640 char *CApath = NULL, *CAfile = NULL, *cbuf = NULL, *sbuf = NULL, *mbuf =
641 NULL;
642 char *cert_file = NULL, *key_file = NULL, *chain_file = NULL, *prog;
643 char *chCApath = NULL, *chCAfile = NULL, *host = SSL_HOST_NAME, *inrand =
644 NULL;
645 char *passarg = NULL, *pass = NULL, *vfyCApath = NULL, *vfyCAfile = NULL;
646 char *sess_in = NULL, *sess_out = NULL, *crl_file = NULL, *p;
2f5997b7 647 char *jpake_secret = NULL, *xmpphost = NULL;
7e1b7485 648 const char *unix_path = NULL;
d8c25de5 649 const char *ehlo = "mail.example.com";
7e1b7485 650 struct sockaddr peer;
0f113f3e 651 struct timeval timeout, *timeoutp;
7e1b7485
RS		 652 fd_set readfds, writefds;
653 int build_chain = 0, cbuf_len, cbuf_off, cert_format = FORMAT_PEM;
654 int key_format = FORMAT_PEM, crlf = 0, full_log = 1, mbuf_len = 0;
655 int prexit = 0;
656 int enable_timeouts = 0, sdebug = 0, peerlen = sizeof peer;
657 int reconnect = 0, verify = SSL_VERIFY_NONE, vpmtouched = 0;
658 int ret = 1, in_init = 1, i, nbio_test = 0, s, k, width, state = 0;
6ba8a5b7 659 int sbuf_len, sbuf_off, socket_type = SOCK_STREAM, cmdletters = 1;
7e1b7485
RS		 660 int starttls_proto = PROTO_OFF, crl_format = FORMAT_PEM, crl_download = 0;
661 int write_tty, read_tty, write_ssl, read_ssl, tty_on, ssl_pending;
662 int fallback_scsv = 0;
663 long socket_mtu = 0, randamt = 0;
664 unsigned short port = PORT;
665 OPTION_CHOICE o;
0b13e9f0 666#ifndef OPENSSL_NO_ENGINE
0f113f3e 667 ENGINE *ssl_client_engine = NULL;
7e1b7485 668#endif
333b070e 669 ENGINE *e = NULL;
b317819b 670#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
0f113f3e 671 struct timeval tv;
06f4536a 672#endif
ed3883d2 673#ifndef OPENSSL_NO_TLSEXT
0f113f3e 674 char *servername = NULL;
7e1b7485 675 const char *alpn_in = NULL;
0f113f3e 676 tlsextctx tlsextcbp = { NULL, 0 };
7e1b7485
RS		 677# define MAX_SI_TYPES 100
678 unsigned short serverinfo_types[MAX_SI_TYPES];
679 int serverinfo_count = 0, start = 0, len;
bf48836c 680# ifndef OPENSSL_NO_NEXTPROTONEG
0f113f3e 681 const char *next_proto_neg_in = NULL;
ee2ffc27 682# endif
ed551cdd 683#endif
edc032b5 684#ifndef OPENSSL_NO_SRP
0f113f3e
MC		 685 char *srppass = NULL;
686 int srp_lateuser = 0;
687 SRP_ARG srp_arg = { NULL, NULL, 0, 0, 0, 1024 };
688#endif
0f113f3e 689
7e1b7485 690 prog = opt_progname(argv[0]);
0f113f3e
MC		 691 c_Pause = 0;
692 c_quiet = 0;
693 c_ign_eof = 0;
694 c_debug = 0;
695 c_msg = 0;
696 c_showcerts = 0;
7e1b7485
RS		 697 c_nbio = 0;
698 verify_depth = 0;
699 verify_error = X509_V_OK;
700 vpm = X509_VERIFY_PARAM_new();
68dc6824
RS		 701 cbuf = app_malloc(BUFSIZZ, "cbuf");
702 sbuf = app_malloc(BUFSIZZ, "sbuf");
703 mbuf = app_malloc(BUFSIZZ, "mbuf");
0f113f3e 704 cctx = SSL_CONF_CTX_new();
0f113f3e 705
68dc6824 706 if (vpm == NULL || cctx == NULL) {
7e1b7485 707 BIO_printf(bio_err, "%s: out of memory\n", prog);
0f113f3e
MC		 708 goto end;
709 }
710
7e1b7485 711 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CLIENT | SSL_CONF_FLAG_CMDLINE);
0f113f3e 712
7e1b7485
RS		 713 prog = opt_init(argc, argv, s_client_options);
714 while ((o = opt_next()) != OPT_EOF) {
715 switch (o) {
716#ifndef WATT32
717 case OPT_WDEBUG:
718#endif
719#ifdef OPENSSL_NO_JPAKE
720 case OPT_JPAKE:
721#endif
722#ifdef OPENSSL_NO_SSL_TRACE
723 case OPT_TRACE:
a7f82a1a
MC		 724#endif
725#ifdef OPENSSL_NO_PSK
726 case OPT_PSK_IDENTITY:
727 case OPT_PSK:
728#endif
729#ifdef OPENSSL_NO_SSL3
730 case OPT_SSL3:
731#endif
732#ifdef OPENSSL_NO_DTLS1
733 case OPT_DTLS:
734 case OPT_DTLS1:
735 case OPT_DTLS1_2:
736 case OPT_TIMEOUT:
737 case OPT_MTU:
7e1b7485
RS		 738#endif
739 case OPT_EOF:
740 case OPT_ERR:
741 opthelp:
742 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
743 goto end;
744 case OPT_HELP:
745 opt_help(s_client_options);
746 ret = 0;
747 goto end;
748 case OPT_HOST:
749 host = opt_arg();
750 break;
751 case OPT_PORT:
752 port = atoi(opt_arg());
753 break;
754 case OPT_CONNECT:
755 if (!extract_host_port(opt_arg(), &host, NULL, &port))
756 goto end;
757 break;
758 case OPT_UNIX:
759 unix_path = opt_arg();
760 break;
d8c25de5
RS		 761 case OPT_XMPPHOST:
762 xmpphost = opt_arg();
763 break;
764 case OPT_SMTPHOST:
765 ehlo = opt_arg();
766 break;
7e1b7485 767 case OPT_VERIFY:
0f113f3e 768 verify = SSL_VERIFY_PEER;
7e1b7485 769 verify_depth = atoi(opt_arg());
0f113f3e
MC		 770 if (!c_quiet)
771 BIO_printf(bio_err, "verify depth is %d\n", verify_depth);
7e1b7485
RS		 772 break;
773 case OPT_CERT:
774 cert_file = opt_arg();
775 break;
776 case OPT_CRL:
777 crl_file = opt_arg();
778 break;
779 case OPT_CRL_DOWNLOAD:
0f113f3e 780 crl_download = 1;
7e1b7485
RS		 781 break;
782 case OPT_SESS_OUT:
783 sess_out = opt_arg();
784 break;
785 case OPT_SESS_IN:
786 sess_in = opt_arg();
787 break;
788 case OPT_CERTFORM:
789 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &cert_format))
790 goto opthelp;
791 break;
792 case OPT_CRLFORM:
793 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &crl_format))
794 goto opthelp;
795 break;
796 case OPT_VERIFY_RET_ERROR:
0f113f3e 797 verify_return_error = 1;
7e1b7485
RS		 798 break;
799 case OPT_VERIFY_QUIET:
0f113f3e 800 verify_quiet = 1;
7e1b7485
RS		 801 break;
802 case OPT_BRIEF:
803 c_brief = verify_quiet = c_quiet = 1;
804 break;
805 case OPT_S_CASES:
806 if (ssl_args == NULL)
807 ssl_args = sk_OPENSSL_STRING_new_null();
808 if (ssl_args == NULL
809 || !sk_OPENSSL_STRING_push(ssl_args, opt_flag())
810 || !sk_OPENSSL_STRING_push(ssl_args, opt_arg())) {
811 BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
812 goto end;
813 }
814 break;
815 case OPT_V_CASES:
816 if (!opt_verify(o, vpm))
817 goto end;
818 vpmtouched++;
819 break;
820 case OPT_X_CASES:
821 if (!args_excert(o, &exc))
822 goto end;
823 break;
824 case OPT_PREXIT:
0f113f3e 825 prexit = 1;
7e1b7485
RS		 826 break;
827 case OPT_CRLF:
0f113f3e 828 crlf = 1;
7e1b7485
RS		 829 break;
830 case OPT_QUIET:
831 c_quiet = c_ign_eof = 1;
832 break;
833 case OPT_NBIO:
834 c_nbio = 1;
835 break;
6ba8a5b7
RS		 836 case OPT_NOCMDS:
837 cmdletters = 0;
838 break;
7e1b7485 839 case OPT_ENGINE:
333b070e 840 e = setup_engine(opt_arg(), 1);
7e1b7485
RS		 841 break;
842 case OPT_SSL_CLIENT_ENGINE:
333b070e
RS		 843#ifndef OPENSSL_NO_ENGINE
844 ssl_client_engine = ENGINE_by_id(opt_arg());
845 if (ssl_client_engine == NULL) {
846 BIO_printf(bio_err, "Error getting client auth engine\n");
847 goto opthelp;
848 }
849 break;
850#endif
7e1b7485
RS		 851 break;
852 case OPT_RAND:
853 inrand = opt_arg();
854 break;
855 case OPT_IGN_EOF:
0f113f3e 856 c_ign_eof = 1;
7e1b7485
RS		 857 break;
858 case OPT_NO_IGN_EOF:
0f113f3e 859 c_ign_eof = 0;
7e1b7485
RS		 860 break;
861 case OPT_PAUSE:
0f113f3e 862 c_Pause = 1;
7e1b7485
RS		 863 break;
864 case OPT_DEBUG:
0f113f3e 865 c_debug = 1;
7e1b7485 866 break;
6434abbf 867#ifndef OPENSSL_NO_TLSEXT
7e1b7485 868 case OPT_TLSEXTDEBUG:
0f113f3e 869 c_tlsextdebug = 1;
7e1b7485
RS		 870 break;
871 case OPT_STATUS:
0f113f3e 872 c_status_req = 1;
7e1b7485 873 break;
f642ebc1
RS		 874#endif
875#ifdef WATT32
7e1b7485 876 case OPT_WDEBUG:
0f113f3e 877 dbug_init();
7e1b7485 878 break;
0f113f3e 879#endif
7e1b7485 880 case OPT_MSG:
0f113f3e 881 c_msg = 1;
7e1b7485
RS		 882 break;
883 case OPT_MSGFILE:
884 bio_c_msg = BIO_new_file(opt_arg(), "w");
885 break;
93ab9e42 886#ifndef OPENSSL_NO_SSL_TRACE
7e1b7485 887 case OPT_TRACE:
0f113f3e 888 c_msg = 2;
7e1b7485 889 break;
0f113f3e 890#endif
7e1b7485 891 case OPT_SECURITY_DEBUG:
0f113f3e 892 sdebug = 1;
7e1b7485
RS		 893 break;
894 case OPT_SECURITY_DEBUG_VERBOSE:
0f113f3e 895 sdebug = 2;
7e1b7485
RS		 896 break;
897 case OPT_SHOWCERTS:
0f113f3e 898 c_showcerts = 1;
7e1b7485
RS		 899 break;
900 case OPT_NBIO_TEST:
0f113f3e 901 nbio_test = 1;
7e1b7485
RS		 902 break;
903 case OPT_STATE:
0f113f3e 904 state = 1;
7e1b7485 905 break;
ddac1974 906#ifndef OPENSSL_NO_PSK
7e1b7485
RS		 907 case OPT_PSK_IDENTITY:
908 psk_identity = opt_arg();
909 break;
910 case OPT_PSK:
911 for (p = psk_key = opt_arg(); *p; p++) {
912 if (isxdigit(*p))
0f113f3e 913 continue;
7e1b7485
RS		 914 BIO_printf(bio_err, "Not a hex number '%s'\n", psk_key);
915 goto end;
0f113f3e 916 }
7e1b7485 917 break;
ddac1974 918#endif
edc032b5 919#ifndef OPENSSL_NO_SRP
7e1b7485
RS		 920 case OPT_SRPUSER:
921 srp_arg.srplogin = opt_arg();
0f113f3e 922 meth = TLSv1_client_method();
7e1b7485
RS		 923 break;
924 case OPT_SRPPASS:
925 srppass = opt_arg();
0f113f3e 926 meth = TLSv1_client_method();
7e1b7485
RS		 927 break;
928 case OPT_SRP_STRENGTH:
929 srp_arg.strength = atoi(opt_arg());
0f113f3e
MC		 930 BIO_printf(bio_err, "SRP minimal length for N is %d\n",
931 srp_arg.strength);
932 meth = TLSv1_client_method();
7e1b7485
RS		 933 break;
934 case OPT_SRP_LATEUSER:
0f113f3e
MC		 935 srp_lateuser = 1;
936 meth = TLSv1_client_method();
7e1b7485
RS		 937 break;
938 case OPT_SRP_MOREGROUPS:
0f113f3e
MC		 939 srp_arg.amp = 1;
940 meth = TLSv1_client_method();
7e1b7485 941 break;
857048a7
RS		 942#else
943 case OPT_SRPUSER:
944 case OPT_SRPPASS:
945 case OPT_SRP_STRENGTH:
946 case OPT_SRP_LATEUSER:
947 case OPT_SRP_MOREGROUPS:
948 break;
edc032b5 949#endif
7e1b7485
RS		 950#ifndef OPENSSL_NO_SSL3
951 case OPT_SSL3:
0f113f3e 952 meth = SSLv3_client_method();
7e1b7485 953 break;
58964a49 954#endif
7e1b7485 955 case OPT_TLS1_2:
0f113f3e 956 meth = TLSv1_2_client_method();
7e1b7485
RS		 957 break;
958 case OPT_TLS1_1:
0f113f3e 959 meth = TLSv1_1_client_method();
7e1b7485
RS		 960 break;
961 case OPT_TLS1:
0f113f3e 962 meth = TLSv1_client_method();
7e1b7485 963 break;
36d16f8e 964#ifndef OPENSSL_NO_DTLS1
7e1b7485 965 case OPT_DTLS:
0f113f3e
MC		 966 meth = DTLS_client_method();
967 socket_type = SOCK_DGRAM;
7e1b7485
RS		 968 break;
969 case OPT_DTLS1:
0f113f3e
MC		 970 meth = DTLSv1_client_method();
971 socket_type = SOCK_DGRAM;
7e1b7485
RS		 972 break;
973 case OPT_DTLS1_2:
0f113f3e
MC		 974 meth = DTLSv1_2_client_method();
975 socket_type = SOCK_DGRAM;
7e1b7485
RS		 976 break;
977 case OPT_TIMEOUT:
0f113f3e 978 enable_timeouts = 1;
7e1b7485
RS		 979 break;
980 case OPT_MTU:
981 socket_mtu = atol(opt_arg());
982 break;
0f113f3e 983#endif
7e1b7485 984 case OPT_FALLBACKSCSV:
0f113f3e 985 fallback_scsv = 1;
7e1b7485
RS		 986 break;
987 case OPT_KEYFORM:
988 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &key_format))
989 goto opthelp;
990 break;
991 case OPT_PASS:
992 passarg = opt_arg();
993 break;
994 case OPT_CERT_CHAIN:
995 chain_file = opt_arg();
996 break;
997 case OPT_KEY:
998 key_file = opt_arg();
999 break;
1000 case OPT_RECONNECT:
0f113f3e 1001 reconnect = 5;
7e1b7485
RS		 1002 break;
1003 case OPT_CAPATH:
1004 CApath = opt_arg();
1005 break;
1006 case OPT_CHAINCAPATH:
1007 chCApath = opt_arg();
1008 break;
1009 case OPT_VERIFYCAPATH:
1010 vfyCApath = opt_arg();
1011 break;
1012 case OPT_BUILD_CHAIN:
0f113f3e 1013 build_chain = 1;
7e1b7485
RS		 1014 break;
1015 case OPT_CAFILE:
1016 CAfile = opt_arg();
1017 break;
1018 case OPT_CHAINCAFILE:
1019 chCAfile = opt_arg();
1020 break;
1021 case OPT_VERIFYCAFILE:
1022 vfyCAfile = opt_arg();
1023 break;
6434abbf 1024#ifndef OPENSSL_NO_TLSEXT
7e1b7485
RS		 1025 case OPT_NEXTPROTONEG:
1026 next_proto_neg_in = opt_arg();
1027 break;
1028 case OPT_ALPN:
1029 alpn_in = opt_arg();
1030 break;
1031 case OPT_SERVERINFO:
1032 p = opt_arg();
1033 len = strlen(p);
1034 for (start = 0, i = 0; i <= len; ++i) {
1035 if (i == len || p[i] == ',') {
1036 serverinfo_types[serverinfo_count] = atoi(p + start);
1037 if (++serverinfo_count == MAX_SI_TYPES)
1038 break;
0f113f3e
MC		 1039 start = i + 1;
1040 }
0f113f3e 1041 }
7e1b7485 1042 break;
0f113f3e 1043#endif
7e1b7485
RS		 1044 case OPT_STARTTLS:
1045 if (!opt_pair(opt_arg(), services, &starttls_proto))
1046 goto end;
ed3883d2 1047#ifndef OPENSSL_NO_TLSEXT
7e1b7485
RS		 1048 case OPT_SERVERNAME:
1049 servername = opt_arg();
0f113f3e 1050 /* meth=TLSv1_client_method(); */
7e1b7485 1051 break;
ed3883d2 1052#endif
79bd20fd 1053#ifndef OPENSSL_NO_JPAKE
7e1b7485
RS		 1054 case OPT_JPAKE:
1055 jpake_secret = opt_arg();
1056 break;
0f113f3e 1057#endif
7e1b7485
RS		 1058 case OPT_USE_SRTP:
1059 srtp_profiles = opt_arg();
1060 break;
1061 case OPT_KEYMATEXPORT:
1062 keymatexportlabel = opt_arg();
1063 break;
1064 case OPT_KEYMATEXPORTLEN:
1065 keymatexportlen = atoi(opt_arg());
0f113f3e
MC		 1066 break;
1067 }
0f113f3e 1068 }
7e1b7485
RS		 1069 argc = opt_num_rest();
1070 argv = opt_rest();
0f113f3e
MC		 1071
1072 if (unix_path && (socket_type != SOCK_STREAM)) {
1073 BIO_printf(bio_err,
1074 "Can't use unix sockets and datagrams together\n");
1075 goto end;
1076 }
79bd20fd 1077#if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
0f113f3e
MC		 1078 if (jpake_secret) {
1079 if (psk_key) {
1080 BIO_printf(bio_err, "Can't use JPAKE and PSK together\n");
1081 goto end;
1082 }
1083 psk_identity = "JPAKE";
1084 }
f3b7bdad
BL		 1085#endif
1086
bf48836c 1087#if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
0f113f3e
MC		 1088 next_proto.status = -1;
1089 if (next_proto_neg_in) {
1090 next_proto.data =
1091 next_protos_parse(&next_proto.len, next_proto_neg_in);
1092 if (next_proto.data == NULL) {
1093 BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n");
1094 goto end;
1095 }
1096 } else
1097 next_proto.data = NULL;
ee2ffc27
BL		 1098#endif
1099
7e1b7485 1100 if (!app_passwd(passarg, NULL, &pass, NULL)) {
0f113f3e
MC		 1101 BIO_printf(bio_err, "Error getting password\n");
1102 goto end;
1103 }
1104
1105 if (key_file == NULL)
1106 key_file = cert_file;
1107
1108 if (key_file) {
7e1b7485 1109 key = load_key(key_file, key_format, 0, pass, e,
0f113f3e 1110 "client certificate private key file");
7e1b7485 1111 if (key == NULL) {
0f113f3e
MC		 1112 ERR_print_errors(bio_err);
1113 goto end;
1114 }
0f113f3e
MC		 1115 }
1116
1117 if (cert_file) {
7e1b7485 1118 cert = load_cert(cert_file, cert_format,
0f113f3e 1119 NULL, e, "client certificate file");
7e1b7485 1120 if (cert == NULL) {
0f113f3e
MC		 1121 ERR_print_errors(bio_err);
1122 goto end;
1123 }
1124 }
1125
1126 if (chain_file) {
7e1b7485 1127 chain = load_certs(chain_file, FORMAT_PEM,
0f113f3e
MC		 1128 NULL, e, "client certificate chain");
1129 if (!chain)
1130 goto end;
1131 }
1132
1133 if (crl_file) {
1134 X509_CRL *crl;
1135 crl = load_crl(crl_file, crl_format);
7e1b7485 1136 if (crl == NULL) {
0f113f3e
MC		 1137 BIO_puts(bio_err, "Error loading CRL\n");
1138 ERR_print_errors(bio_err);
1139 goto end;
1140 }
1141 crls = sk_X509_CRL_new_null();
7e1b7485 1142 if (crls == NULL || !sk_X509_CRL_push(crls, crl)) {
0f113f3e
MC		 1143 BIO_puts(bio_err, "Error adding CRL\n");
1144 ERR_print_errors(bio_err);
1145 X509_CRL_free(crl);
1146 goto end;
1147 }
1148 }
1149
7e1b7485 1150 if (!load_excert(&exc))
0f113f3e
MC		 1151 goto end;
1152
7e1b7485 1153 if (!app_RAND_load_file(NULL, 1) && inrand == NULL
0f113f3e
MC		 1154 && !RAND_status()) {
1155 BIO_printf(bio_err,
1156 "warning, not much extra random data, consider using the -rand option\n");
1157 }
7e1b7485
RS		 1158 if (inrand != NULL) {
1159 randamt = app_RAND_load_files(inrand);
1160 BIO_printf(bio_err, "%ld semi-random bytes loaded\n", randamt);
1161 }
0f113f3e
MC		 1162
1163 if (bio_c_out == NULL) {
1164 if (c_quiet && !c_debug) {
1165 bio_c_out = BIO_new(BIO_s_null());
1166 if (c_msg && !bio_c_msg)
7e1b7485
RS		 1167 bio_c_msg = dup_bio_out();
1168 } else if (bio_c_out == NULL)
1169 bio_c_out = dup_bio_out();
0f113f3e 1170 }
edc032b5 1171#ifndef OPENSSL_NO_SRP
7e1b7485 1172 if (!app_passwd(srppass, NULL, &srp_arg.srppassin, NULL)) {
0f113f3e
MC		 1173 BIO_printf(bio_err, "Error getting password\n");
1174 goto end;
1175 }
1176#endif
1177
1178 ctx = SSL_CTX_new(meth);
1179 if (ctx == NULL) {
1180 ERR_print_errors(bio_err);
1181 goto end;
1182 }
1183
1184 if (sdebug)
ecf3a1fb 1185 ssl_ctx_security_debug(ctx, sdebug);
0f113f3e 1186
7e1b7485 1187 if (vpmtouched && !SSL_CTX_set1_param(ctx, vpm)) {
ac59d705
MC		 1188 BIO_printf(bio_err, "Error setting verify params\n");
1189 ERR_print_errors(bio_err);
1190 goto end;
1191 }
0f113f3e 1192
7e1b7485 1193 if (!config_ctx(cctx, ssl_args, ctx, 1, jpake_secret == NULL))
0f113f3e 1194 goto end;
0f113f3e
MC		 1195
1196 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1197 crls, crl_download)) {
1198 BIO_printf(bio_err, "Error loading store locations\n");
1199 ERR_print_errors(bio_err);
1200 goto end;
1201 }
59d2d48f 1202#ifndef OPENSSL_NO_ENGINE
0f113f3e
MC		 1203 if (ssl_client_engine) {
1204 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine)) {
1205 BIO_puts(bio_err, "Error setting client auth engine\n");
1206 ERR_print_errors(bio_err);
1207 ENGINE_free(ssl_client_engine);
1208 goto end;
1209 }
1210 ENGINE_free(ssl_client_engine);
1211 }
59d2d48f
DSH		 1212#endif
1213
ddac1974 1214#ifndef OPENSSL_NO_PSK
7e1b7485 1215 if (psk_key != NULL || jpake_secret) {
0f113f3e
MC		 1216 if (c_debug)
1217 BIO_printf(bio_c_out,
1218 "PSK key given or JPAKE in use, setting client callback\n");
1219 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
1220 }
e783bae2
PS		 1221#endif
1222#ifndef OPENSSL_NO_SRTP
ac59d705 1223 if (srtp_profiles != NULL) {
7e1b7485
RS		 1224 /* Returns 0 on success! */
1225 if (SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles) != 0) {
ac59d705
MC		 1226 BIO_printf(bio_err, "Error setting SRTP profile\n");
1227 ERR_print_errors(bio_err);
1228 goto end;
1229 }
1230 }
0f113f3e 1231#endif
7e1b7485 1232
0f113f3e
MC		 1233 if (exc)
1234 ssl_ctx_set_excert(ctx, exc);
d02b48c6 1235
6f017a8f
AL		 1236#if !defined(OPENSSL_NO_TLSEXT)
1237# if !defined(OPENSSL_NO_NEXTPROTONEG)
0f113f3e
MC		 1238 if (next_proto.data)
1239 SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
6f017a8f 1240# endif
0f113f3e
MC		 1241 if (alpn_in) {
1242 unsigned short alpn_len;
1243 unsigned char *alpn = next_protos_parse(&alpn_len, alpn_in);
1244
1245 if (alpn == NULL) {
1246 BIO_printf(bio_err, "Error parsing -alpn argument\n");
1247 goto end;
1248 }
7e1b7485
RS		 1249 /* Returns 0 on success! */
1250 if (SSL_CTX_set_alpn_protos(ctx, alpn, alpn_len) != 0) {
1251 BIO_printf(bio_err, "Error setting ALPN\n");
ac59d705
MC		 1252 goto end;
1253 }
0f113f3e
MC		 1254 OPENSSL_free(alpn);
1255 }
ee2ffc27 1256#endif
a398f821 1257#ifndef OPENSSL_NO_TLSEXT
7e1b7485 1258 for (i = 0; i < serverinfo_count; i++) {
61986d32 1259 if (!SSL_CTX_add_client_custom_ext(ctx,
7e1b7485
RS		 1260 serverinfo_types[i],
1261 NULL, NULL, NULL,
1262 serverinfo_cli_parse_cb, NULL)) {
1263 BIO_printf(bio_err,
1264 "Warning: Unable to add custom extension %u, skipping\n",
1265 serverinfo_types[i]);
ac59d705 1266 }
0f113f3e 1267 }
a398f821 1268#endif
ee2ffc27 1269
0f113f3e
MC		 1270 if (state)
1271 SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);
d02b48c6 1272
0f113f3e 1273 SSL_CTX_set_verify(ctx, verify, verify_callback);
d02b48c6 1274
7e1b7485 1275 if (!ctx_set_verify_locations(ctx, CAfile, CApath)) {
0f113f3e 1276 ERR_print_errors(bio_err);
7e1b7485 1277 goto end;
0f113f3e 1278 }
d02b48c6 1279
0f113f3e 1280 ssl_ctx_add_crls(ctx, crls, crl_download);
fdb78f3d 1281
0f113f3e
MC		 1282 if (!set_cert_key_stuff(ctx, cert, key, chain, build_chain))
1283 goto end;
74ecfab4 1284
ed3883d2 1285#ifndef OPENSSL_NO_TLSEXT
0f113f3e
MC		 1286 if (servername != NULL) {
1287 tlsextcbp.biodebug = bio_err;
1288 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1289 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1290 }
1291# ifndef OPENSSL_NO_SRP
1292 if (srp_arg.srplogin) {
1293 if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin)) {
1294 BIO_printf(bio_err, "Unable to set SRP username\n");
1295 goto end;
1296 }
1297 srp_arg.msg = c_msg;
1298 srp_arg.debug = c_debug;
1299 SSL_CTX_set_srp_cb_arg(ctx, &srp_arg);
1300 SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
1301 SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
1302 if (c_msg || c_debug || srp_arg.amp == 0)
1303 SSL_CTX_set_srp_verify_param_callback(ctx,
1304 ssl_srp_verify_param_cb);
1305 }
1306# endif
1307#endif
1308
1309 con = SSL_new(ctx);
1310 if (sess_in) {
1311 SSL_SESSION *sess;
1312 BIO *stmp = BIO_new_file(sess_in, "r");
1313 if (!stmp) {
1314 BIO_printf(bio_err, "Can't open session file %s\n", sess_in);
1315 ERR_print_errors(bio_err);
1316 goto end;
1317 }
1318 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1319 BIO_free(stmp);
1320 if (!sess) {
1321 BIO_printf(bio_err, "Can't open session file %s\n", sess_in);
1322 ERR_print_errors(bio_err);
1323 goto end;
1324 }
61986d32 1325 if (!SSL_set_session(con, sess)) {
ac59d705
MC		 1326 BIO_printf(bio_err, "Can't set session\n");
1327 ERR_print_errors(bio_err);
1328 goto end;
1329 }
0f113f3e
MC		 1330 SSL_SESSION_free(sess);
1331 }
1332
1333 if (fallback_scsv)
1334 SSL_set_mode(con, SSL_MODE_SEND_FALLBACK_SCSV);
cf6da053 1335
ed3883d2 1336#ifndef OPENSSL_NO_TLSEXT
0f113f3e
MC		 1337 if (servername != NULL) {
1338 if (!SSL_set_tlsext_host_name(con, servername)) {
1339 BIO_printf(bio_err, "Unable to set TLS servername extension.\n");
1340 ERR_print_errors(bio_err);
1341 goto end;
1342 }
1343 }
ed3883d2 1344#endif
d02b48c6 1345
0f113f3e 1346 re_start:
9cd86abb 1347#ifdef NO_SYS_UN_H
0f113f3e 1348 if (init_client(&s, host, port, socket_type) == 0)
9cd86abb 1349#else
0f113f3e
MC		 1350 if ((!unix_path && (init_client(&s, host, port, socket_type) == 0)) ||
1351 (unix_path && (init_client_unix(&s, unix_path) == 0)))
9cd86abb 1352#endif
0f113f3e
MC		 1353 {
1354 BIO_printf(bio_err, "connect:errno=%d\n", get_last_socket_error());
1355 SHUTDOWN(s);
1356 goto end;
1357 }
1358 BIO_printf(bio_c_out, "CONNECTED(%08X)\n", s);
d02b48c6
RE		 1359
1360#ifdef FIONBIO
0f113f3e
MC		 1361 if (c_nbio) {
1362 unsigned long l = 1;
1363 BIO_printf(bio_c_out, "turning on non blocking io\n");
1364 if (BIO_socket_ioctl(s, FIONBIO, &l) < 0) {
1365 ERR_print_errors(bio_err);
1366 goto end;
1367 }
1368 }
1369#endif
1370 if (c_Pause & 0x01)
1371 SSL_set_debug(con, 1);
1372
1373 if (socket_type == SOCK_DGRAM) {
1374
1375 sbio = BIO_new_dgram(s, BIO_NOCLOSE);
1376 if (getsockname(s, &peer, (void *)&peerlen) < 0) {
1377 BIO_printf(bio_err, "getsockname:errno=%d\n",
1378 get_last_socket_error());
1379 SHUTDOWN(s);
1380 goto end;
1381 }
1382
1383 (void)BIO_ctrl_set_connected(sbio, 1, &peer);
1384
1385 if (enable_timeouts) {
1386 timeout.tv_sec = 0;
1387 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1388 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1389
1390 timeout.tv_sec = 0;
1391 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1392 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1393 }
1394
1395 if (socket_mtu) {
1396 if (socket_mtu < DTLS_get_link_min_mtu(con)) {
1397 BIO_printf(bio_err, "MTU too small. Must be at least %ld\n",
1398 DTLS_get_link_min_mtu(con));
1399 BIO_free(sbio);
1400 goto shut;
1401 }
1402 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1403 if (!DTLS_set_link_mtu(con, socket_mtu)) {
1404 BIO_printf(bio_err, "Failed to set MTU\n");
1405 BIO_free(sbio);
1406 goto shut;
1407 }
1408 } else
1409 /* want to do MTU discovery */
1410 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1411 } else
1412 sbio = BIO_new_socket(s, BIO_NOCLOSE);
1413
1414 if (nbio_test) {
1415 BIO *test;
1416
1417 test = BIO_new(BIO_f_nbio_test());
1418 sbio = BIO_push(test, sbio);
1419 }
1420
1421 if (c_debug) {
1422 SSL_set_debug(con, 1);
1423 BIO_set_callback(sbio, bio_dump_callback);
1424 BIO_set_callback_arg(sbio, (char *)bio_c_out);
1425 }
1426 if (c_msg) {
93ab9e42 1427#ifndef OPENSSL_NO_SSL_TRACE
0f113f3e
MC		 1428 if (c_msg == 2)
1429 SSL_set_msg_callback(con, SSL_trace);
1430 else
93ab9e42 1431#endif
0f113f3e
MC		 1432 SSL_set_msg_callback(con, msg_cb);
1433 SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out);
1434 }
6434abbf 1435#ifndef OPENSSL_NO_TLSEXT
0f113f3e
MC		 1436 if (c_tlsextdebug) {
1437 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1438 SSL_set_tlsext_debug_arg(con, bio_c_out);
1439 }
1440 if (c_status_req) {
1441 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1442 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
1443 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
0f113f3e 1444 }
6434abbf 1445#endif
79bd20fd 1446#ifndef OPENSSL_NO_JPAKE
0f113f3e
MC		 1447 if (jpake_secret)
1448 jpake_client_auth(bio_c_out, sbio, jpake_secret);
1449#endif
1450
1451 SSL_set_bio(con, sbio, sbio);
1452 SSL_set_connect_state(con);
1453
1454 /* ok, lets connect */
1455 width = SSL_get_fd(con) + 1;
1456
1457 read_tty = 1;
1458 write_tty = 0;
1459 tty_on = 0;
1460 read_ssl = 1;
1461 write_ssl = 1;
1462
1463 cbuf_len = 0;
1464 cbuf_off = 0;
1465 sbuf_len = 0;
1466 sbuf_off = 0;
1467
7e1b7485
RS		 1468 switch ((PROTOCOL_CHOICE) starttls_proto) {
1469 case PROTO_OFF:
1470 break;
1471 case PROTO_SMTP:
1472 {
1473 /*
1474 * This is an ugly hack that does a lot of assumptions. We do
1475 * have to handle multi-line responses which may come in a single
1476 * packet or not. We therefore have to use BIO_gets() which does
1477 * need a buffering BIO. So during the initial chitchat we do
1478 * push a buffering BIO into the chain that is removed again
1479 * later on to not disturb the rest of the s_client operation.
1480 */
1481 int foundit = 0;
1482 BIO *fbio = BIO_new(BIO_f_buffer());
1483 BIO_push(fbio, sbio);
1484 /* wait for multi-line response to end from SMTP */
1485 do {
1486 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1487 }
1488 while (mbuf_len > 3 && mbuf[3] == '-');
d8c25de5 1489 BIO_printf(fbio, "EHLO %s\r\n", ehlo);
7e1b7485
RS		 1490 (void)BIO_flush(fbio);
1491 /* wait for multi-line response to end EHLO SMTP response */
1492 do {
1493 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1494 if (strstr(mbuf, "STARTTLS"))
1495 foundit = 1;
1496 }
1497 while (mbuf_len > 3 && mbuf[3] == '-');
1498 (void)BIO_flush(fbio);
1499 BIO_pop(fbio);
1500 BIO_free(fbio);
1501 if (!foundit)
1502 BIO_printf(bio_err,
1503 "didn't found starttls in server response,"
1504 " try anyway...\n");
1505 BIO_printf(sbio, "STARTTLS\r\n");
1506 BIO_read(sbio, sbuf, BUFSIZZ);
0f113f3e 1507 }
7e1b7485
RS		 1508 break;
1509 case PROTO_POP3:
1510 {
1511 BIO_read(sbio, mbuf, BUFSIZZ);
1512 BIO_printf(sbio, "STLS\r\n");
1513 mbuf_len = BIO_read(sbio, sbuf, BUFSIZZ);
1514 if (mbuf_len < 0) {
1515 BIO_printf(bio_err, "BIO_read failed\n");
1516 goto end;
1517 }
0f113f3e 1518 }
7e1b7485
RS		 1519 break;
1520 case PROTO_IMAP:
1521 {
1522 int foundit = 0;
1523 BIO *fbio = BIO_new(BIO_f_buffer());
1524 BIO_push(fbio, sbio);
1525 BIO_gets(fbio, mbuf, BUFSIZZ);
1526 /* STARTTLS command requires CAPABILITY... */
1527 BIO_printf(fbio, ". CAPABILITY\r\n");
1528 (void)BIO_flush(fbio);
1529 /* wait for multi-line CAPABILITY response */
1530 do {
1531 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1532 if (strstr(mbuf, "STARTTLS"))
1533 foundit = 1;
1534 }
1535 while (mbuf_len > 3 && mbuf[0] != '.');
1536 (void)BIO_flush(fbio);
1537 BIO_pop(fbio);
1538 BIO_free(fbio);
1539 if (!foundit)
1540 BIO_printf(bio_err,
1541 "didn't found STARTTLS in server response,"
1542 " try anyway...\n");
1543 BIO_printf(sbio, ". STARTTLS\r\n");
1544 BIO_read(sbio, sbuf, BUFSIZZ);
0f113f3e 1545 }
7e1b7485
RS		 1546 break;
1547 case PROTO_FTP:
1548 {
1549 BIO *fbio = BIO_new(BIO_f_buffer());
1550 BIO_push(fbio, sbio);
1551 /* wait for multi-line response to end from FTP */
1552 do {
1553 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1554 }
1555 while (mbuf_len > 3 && mbuf[3] == '-');
1556 (void)BIO_flush(fbio);
1557 BIO_pop(fbio);
1558 BIO_free(fbio);
1559 BIO_printf(sbio, "AUTH TLS\r\n");
1560 BIO_read(sbio, sbuf, BUFSIZZ);
0f113f3e 1561 }
7e1b7485
RS		 1562 break;
1563 case PROTO_XMPP:
0f113f3e 1564 {
7e1b7485
RS		 1565 int seen = 0;
1566 BIO_printf(sbio, "<stream:stream "
1567 "xmlns:stream='http://etherx.jabber.org/streams' "
1568 "xmlns='jabber:client' to='%s' version='1.0'>",
d8c25de5 1569 xmpphost ? xmpphost : host);
0f113f3e 1570 seen = BIO_read(sbio, mbuf, BUFSIZZ);
7e1b7485
RS		 1571 mbuf[seen] = 0;
1572 while (!strstr
1573 (mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'")
1574 && !strstr(mbuf,
1575 "<starttls xmlns=\"urn:ietf:params:xml:ns:xmpp-tls\""))
1576 {
1577 seen = BIO_read(sbio, mbuf, BUFSIZZ);
0f113f3e 1578
7e1b7485
RS		 1579 if (seen <= 0)
1580 goto shut;
0f113f3e 1581
7e1b7485
RS		 1582 mbuf[seen] = 0;
1583 }
1584 BIO_printf(sbio,
1585 "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1586 seen = BIO_read(sbio, sbuf, BUFSIZZ);
1587 sbuf[seen] = 0;
1588 if (!strstr(sbuf, "<proceed"))
1589 goto shut;
1590 mbuf[0] = 0;
0f113f3e 1591 }
7e1b7485 1592 break;
d8c25de5
RS		 1593 case PROTO_TELNET:
1594 {
1595 static const unsigned char tls_do[] = {
1596 /* IAC DO START_TLS */
1597 255, 253, 46
1598 };
1599 static const unsigned char tls_will[] = {
1600 /* IAC WILL START_TLS */
1601 255, 251, 46
1602 };
1603 static const unsigned char tls_follows[] = {
1604 /* IAC SB START_TLS FOLLOWS IAC SE */
1605 255, 250, 46, 1, 255, 240
1606 };
1607 int bytes;
1608
1609 /* Telnet server should demand we issue START_TLS */
1610 bytes = BIO_read(sbio, mbuf, BUFSIZZ);
1611 if (bytes != 3 || memcmp(mbuf, tls_do, 3) != 0)
1612 goto shut;
1613 /* Agree to issue START_TLS and send the FOLLOWS sub-command */
1614 BIO_write(sbio, tls_will, 3);
1615 BIO_write(sbio, tls_follows, 6);
1616 (void)BIO_flush(sbio);
1617 /* Telnet server also sent the FOLLOWS sub-command */
1618 bytes = BIO_read(sbio, mbuf, BUFSIZZ);
1619 if (bytes != 6 || memcmp(mbuf, tls_follows, 6) != 0)
1620 goto shut;
1621 }
0f113f3e
MC		 1622 }
1623
1624 for (;;) {
1625 FD_ZERO(&readfds);
1626 FD_ZERO(&writefds);
1627
1628 if ((SSL_version(con) == DTLS1_VERSION) &&
1629 DTLSv1_get_timeout(con, &timeout))
1630 timeoutp = &timeout;
1631 else
1632 timeoutp = NULL;
1633
1634 if (SSL_in_init(con) && !SSL_total_renegotiations(con)) {
1635 in_init = 1;
1636 tty_on = 0;
1637 } else {
1638 tty_on = 1;
1639 if (in_init) {
1640 in_init = 0;
7e1b7485
RS		 1641#ifndef OPENSSL_NO_TLSEXT
1642 if (servername != NULL && !SSL_session_reused(con)) {
1643 BIO_printf(bio_c_out,
1644 "Server did %sacknowledge servername extension.\n",
1645 tlsextcbp.ack ? "" : "not ");
1646 }
1647#endif
0f113f3e
MC		 1648 if (sess_out) {
1649 BIO *stmp = BIO_new_file(sess_out, "w");
1650 if (stmp) {
1651 PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
1652 BIO_free(stmp);
1653 } else
1654 BIO_printf(bio_err, "Error writing session file %s\n",
1655 sess_out);
1656 }
1657 if (c_brief) {
1658 BIO_puts(bio_err, "CONNECTION ESTABLISHED\n");
ecf3a1fb 1659 print_ssl_summary(con);
0f113f3e
MC		 1660 }
1661
1662 print_stuff(bio_c_out, con, full_log);
1663 if (full_log > 0)
1664 full_log--;
1665
1666 if (starttls_proto) {
7e1b7485 1667 BIO_write(bio_err, mbuf, mbuf_len);
0f113f3e 1668 /* We don't need to know any more */
7e1b7485
RS		 1669 if (!reconnect)
1670 starttls_proto = PROTO_OFF;
0f113f3e
MC		 1671 }
1672
1673 if (reconnect) {
1674 reconnect--;
1675 BIO_printf(bio_c_out,
1676 "drop connection and then reconnect\n");
1677 SSL_shutdown(con);
1678 SSL_set_connect_state(con);
1679 SHUTDOWN(SSL_get_fd(con));
1680 goto re_start;
1681 }
1682 }
1683 }
1684
1685 ssl_pending = read_ssl && SSL_pending(con);
1686
1687 if (!ssl_pending) {
b317819b 1688#if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE)
0f113f3e
MC		 1689 if (tty_on) {
1690 if (read_tty)
1691 openssl_fdset(fileno(stdin), &readfds);
1692 if (write_tty)
1693 openssl_fdset(fileno(stdout), &writefds);
1694 }
1695 if (read_ssl)
1696 openssl_fdset(SSL_get_fd(con), &readfds);
1697 if (write_ssl)
1698 openssl_fdset(SSL_get_fd(con), &writefds);
06f4536a 1699#else
0f113f3e
MC		 1700 if (!tty_on || !write_tty) {
1701 if (read_ssl)
1702 openssl_fdset(SSL_get_fd(con), &readfds);
1703 if (write_ssl)
1704 openssl_fdset(SSL_get_fd(con), &writefds);
1705 }
1706#endif
0f113f3e
MC		 1707
1708 /*
1709 * Note: under VMS with SOCKETSHR the second parameter is
1710 * currently of type (int *) whereas under other systems it is
1711 * (void *) if you don't have a cast it will choke the compiler:
1712 * if you do have a cast then you can either go for (int *) or
1713 * (void *).
1714 */
3d7c4a5a 1715#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
0f113f3e
MC		 1716 /*
1717 * Under Windows/DOS we make the assumption that we can always
1718 * write to the tty: therefore if we need to write to the tty we
1719 * just fall through. Otherwise we timeout the select every
1720 * second and see if there are any keypresses. Note: this is a
1721 * hack, in a proper Windows application we wouldn't do this.
1722 */
1723 i = 0;
1724 if (!write_tty) {
1725 if (read_tty) {
1726 tv.tv_sec = 1;
1727 tv.tv_usec = 0;
1728 i = select(width, (void *)&readfds, (void *)&writefds,
1729 NULL, &tv);
1730# if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1731 if (!i && (!_kbhit() || !read_tty))
1732 continue;
1733# else
1734 if (!i && (!((_kbhit())
1735 || (WAIT_OBJECT_0 ==
1736 WaitForSingleObject(GetStdHandle
1737 (STD_INPUT_HANDLE),
1738 0)))
1739 || !read_tty))
1740 continue;
1741# endif
1742 } else
1743 i = select(width, (void *)&readfds, (void *)&writefds,
1744 NULL, timeoutp);
1745 }
47c1735a 1746#elif defined(OPENSSL_SYS_NETWARE)
0f113f3e
MC		 1747 if (!write_tty) {
1748 if (read_tty) {
1749 tv.tv_sec = 1;
1750 tv.tv_usec = 0;
1751 i = select(width, (void *)&readfds, (void *)&writefds,
1752 NULL, &tv);
1753 } else
1754 i = select(width, (void *)&readfds, (void *)&writefds,
1755 NULL, timeoutp);
1756 }
06f4536a 1757#else
0f113f3e
MC		 1758 i = select(width, (void *)&readfds, (void *)&writefds,
1759 NULL, timeoutp);
1760#endif
1761 if (i < 0) {
1762 BIO_printf(bio_err, "bad select %d\n",
1763 get_last_socket_error());
1764 goto shut;
1765 /* goto end; */
1766 }
1767 }
1768
1769 if ((SSL_version(con) == DTLS1_VERSION)
1770 && DTLSv1_handle_timeout(con) > 0) {
1771 BIO_printf(bio_err, "TIMEOUT occurred\n");
1772 }
1773
1774 if (!ssl_pending && FD_ISSET(SSL_get_fd(con), &writefds)) {
1775 k = SSL_write(con, &(cbuf[cbuf_off]), (unsigned int)cbuf_len);
1776 switch (SSL_get_error(con, k)) {
1777 case SSL_ERROR_NONE:
1778 cbuf_off += k;
1779 cbuf_len -= k;
1780 if (k <= 0)
1781 goto end;
1782 /* we have done a write(con,NULL,0); */
1783 if (cbuf_len <= 0) {
1784 read_tty = 1;
1785 write_ssl = 0;
1786 } else { /* if (cbuf_len > 0) */
1787
1788 read_tty = 0;
1789 write_ssl = 1;
1790 }
1791 break;
1792 case SSL_ERROR_WANT_WRITE:
1793 BIO_printf(bio_c_out, "write W BLOCK\n");
1794 write_ssl = 1;
1795 read_tty = 0;
1796 break;
1797 case SSL_ERROR_WANT_READ:
1798 BIO_printf(bio_c_out, "write R BLOCK\n");
1799 write_tty = 0;
1800 read_ssl = 1;
1801 write_ssl = 0;
1802 break;
1803 case SSL_ERROR_WANT_X509_LOOKUP:
1804 BIO_printf(bio_c_out, "write X BLOCK\n");
1805 break;
1806 case SSL_ERROR_ZERO_RETURN:
1807 if (cbuf_len != 0) {
1808 BIO_printf(bio_c_out, "shutdown\n");
1809 ret = 0;
1810 goto shut;
1811 } else {
1812 read_tty = 1;
1813 write_ssl = 0;
1814 break;
1815 }
1816
1817 case SSL_ERROR_SYSCALL:
1818 if ((k != 0) || (cbuf_len != 0)) {
1819 BIO_printf(bio_err, "write:errno=%d\n",
1820 get_last_socket_error());
1821 goto shut;
1822 } else {
1823 read_tty = 1;
1824 write_ssl = 0;
1825 }
1826 break;
1827 case SSL_ERROR_SSL:
1828 ERR_print_errors(bio_err);
1829 goto shut;
1830 }
1831 }
b317819b 1832#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
0f113f3e
MC		 1833 /* Assume Windows/DOS/BeOS can always write */
1834 else if (!ssl_pending && write_tty)
06f4536a 1835#else
0f113f3e 1836 else if (!ssl_pending && FD_ISSET(fileno(stdout), &writefds))
06f4536a 1837#endif
0f113f3e 1838 {
a53955d8 1839#ifdef CHARSET_EBCDIC
0f113f3e
MC		 1840 ascii2ebcdic(&(sbuf[sbuf_off]), &(sbuf[sbuf_off]), sbuf_len);
1841#endif
1842 i = raw_write_stdout(&(sbuf[sbuf_off]), sbuf_len);
1843
1844 if (i <= 0) {
1845 BIO_printf(bio_c_out, "DONE\n");
1846 ret = 0;
1847 goto shut;
1848 /* goto end; */
1849 }
1850
1851 sbuf_len -= i;;
1852 sbuf_off += i;
1853 if (sbuf_len <= 0) {
1854 read_ssl = 1;
1855 write_tty = 0;
1856 }
1857 } else if (ssl_pending || FD_ISSET(SSL_get_fd(con), &readfds)) {
58964a49 1858#ifdef RENEG
0f113f3e
MC		 1859 {
1860 static int iiii;
1861 if (++iiii == 52) {
1862 SSL_renegotiate(con);
1863 iiii = 0;
1864 }
1865 }
58964a49 1866#endif
0f113f3e 1867 k = SSL_read(con, sbuf, 1024 /* BUFSIZZ */ );
0f113f3e
MC		 1868
1869 switch (SSL_get_error(con, k)) {
1870 case SSL_ERROR_NONE:
1871 if (k <= 0)
1872 goto end;
1873 sbuf_off = 0;
1874 sbuf_len = k;
1875
1876 read_ssl = 0;
1877 write_tty = 1;
1878 break;
1879 case SSL_ERROR_WANT_WRITE:
1880 BIO_printf(bio_c_out, "read W BLOCK\n");
1881 write_ssl = 1;
1882 read_tty = 0;
1883 break;
1884 case SSL_ERROR_WANT_READ:
1885 BIO_printf(bio_c_out, "read R BLOCK\n");
1886 write_tty = 0;
1887 read_ssl = 1;
1888 if ((read_tty == 0) && (write_ssl == 0))
1889 write_ssl = 1;
1890 break;
1891 case SSL_ERROR_WANT_X509_LOOKUP:
1892 BIO_printf(bio_c_out, "read X BLOCK\n");
1893 break;
1894 case SSL_ERROR_SYSCALL:
1895 ret = get_last_socket_error();
1896 if (c_brief)
1897 BIO_puts(bio_err, "CONNECTION CLOSED BY SERVER\n");
1898 else
1899 BIO_printf(bio_err, "read:errno=%d\n", ret);
1900 goto shut;
1901 case SSL_ERROR_ZERO_RETURN:
1902 BIO_printf(bio_c_out, "closed\n");
1903 ret = 0;
1904 goto shut;
1905 case SSL_ERROR_SSL:
1906 ERR_print_errors(bio_err);
1907 goto shut;
1908 /* break; */
1909 }
1910 }
3d7c4a5a 1911#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
0f113f3e
MC		 1912# if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1913 else if (_kbhit())
1914# else
1915 else if ((_kbhit())
1916 || (WAIT_OBJECT_0 ==
1917 WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
1918# endif
4d8743f4 1919#elif defined (OPENSSL_SYS_NETWARE)
0f113f3e 1920 else if (_kbhit())
06f4536a 1921#else
0f113f3e
MC		 1922 else if (FD_ISSET(fileno(stdin), &readfds))
1923#endif
1924 {
1925 if (crlf) {
1926 int j, lf_num;
1927
1928 i = raw_read_stdin(cbuf, BUFSIZZ / 2);
1929 lf_num = 0;
1930 /* both loops are skipped when i <= 0 */
1931 for (j = 0; j < i; j++)
1932 if (cbuf[j] == '\n')
1933 lf_num++;
1934 for (j = i - 1; j >= 0; j--) {
1935 cbuf[j + lf_num] = cbuf[j];
1936 if (cbuf[j] == '\n') {
1937 lf_num--;
1938 i++;
1939 cbuf[j + lf_num] = '\r';
1940 }
1941 }
1942 assert(lf_num == 0);
1943 } else
1944 i = raw_read_stdin(cbuf, BUFSIZZ);
1945
6ba8a5b7 1946 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q' && cmdletters))) {
0f113f3e
MC		 1947 BIO_printf(bio_err, "DONE\n");
1948 ret = 0;
1949 goto shut;
1950 }
1951
6ba8a5b7 1952 if ((!c_ign_eof) && (cbuf[0] == 'R' && cmdletters)) {
0f113f3e
MC		 1953 BIO_printf(bio_err, "RENEGOTIATING\n");
1954 SSL_renegotiate(con);
1955 cbuf_len = 0;
1956 }
4817504d 1957#ifndef OPENSSL_NO_HEARTBEATS
6ba8a5b7 1958 else if ((!c_ign_eof) && (cbuf[0] == 'B' && cmdletters)) {
0f113f3e
MC		 1959 BIO_printf(bio_err, "HEARTBEATING\n");
1960 SSL_heartbeat(con);
1961 cbuf_len = 0;
1962 }
1963#endif
1964 else {
1965 cbuf_len = i;
1966 cbuf_off = 0;
a53955d8 1967#ifdef CHARSET_EBCDIC
0f113f3e
MC		 1968 ebcdic2ascii(cbuf, cbuf, i);
1969#endif
1970 }
1971
1972 write_ssl = 1;
1973 read_tty = 0;
1974 }
1975 }
1976
1977 ret = 0;
1978 shut:
1979 if (in_init)
1980 print_stuff(bio_c_out, con, full_log);
1981 SSL_shutdown(con);
1982 SHUTDOWN(SSL_get_fd(con));
1983 end:
1984 if (con != NULL) {
1985 if (prexit != 0)
1986 print_stuff(bio_c_out, con, 1);
1987 SSL_free(con);
1988 }
dd251659 1989#if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
b548a1f1 1990 OPENSSL_free(next_proto.data);
0f113f3e 1991#endif
62adbcee 1992 SSL_CTX_free(ctx);
222561fe 1993 X509_free(cert);
4b45c6e5 1994 sk_X509_CRL_pop_free(crls, X509_CRL_free);
c5ba2d99 1995 EVP_PKEY_free(key);
222561fe 1996 sk_X509_pop_free(chain, X509_free);
b548a1f1 1997 OPENSSL_free(pass);
222561fe 1998 X509_VERIFY_PARAM_free(vpm);
0f113f3e 1999 ssl_excert_free(exc);
7e1b7485 2000 sk_OPENSSL_STRING_free(ssl_args);
62adbcee 2001 SSL_CONF_CTX_free(cctx);
4b45c6e5
RS		 2002 OPENSSL_clear_free(cbuf, BUFSIZZ);
2003 OPENSSL_clear_free(sbuf, BUFSIZZ);
2004 OPENSSL_clear_free(mbuf, BUFSIZZ);
ca3a82c3
RS		 2005 BIO_free(bio_c_out);
2006 bio_c_out = NULL;
2007 BIO_free(bio_c_msg);
2008 bio_c_msg = NULL;
7e1b7485 2009 return (ret);
0f113f3e 2010}
d02b48c6 2011
6b691a5c 2012static void print_stuff(BIO *bio, SSL *s, int full)
0f113f3e
MC		 2013{
2014 X509 *peer = NULL;
2015 char buf[BUFSIZ];
2016 STACK_OF(X509) *sk;
2017 STACK_OF(X509_NAME) *sk2;
2018 const SSL_CIPHER *c;
2019 X509_NAME *xn;
2020 int i;
09b6c2ef 2021#ifndef OPENSSL_NO_COMP
0f113f3e
MC		 2022 const COMP_METHOD *comp, *expansion;
2023#endif
2024 unsigned char *exportedkeymat;
2025
2026 if (full) {
2027 int got_a_chain = 0;
2028
2029 sk = SSL_get_peer_cert_chain(s);
2030 if (sk != NULL) {
7e1b7485 2031 got_a_chain = 1;
0f113f3e
MC		 2032
2033 BIO_printf(bio, "---\nCertificate chain\n");
2034 for (i = 0; i < sk_X509_num(sk); i++) {
2035 X509_NAME_oneline(X509_get_subject_name(sk_X509_value(sk, i)),
2036 buf, sizeof buf);
2037 BIO_printf(bio, "%2d s:%s\n", i, buf);
2038 X509_NAME_oneline(X509_get_issuer_name(sk_X509_value(sk, i)),
2039 buf, sizeof buf);
2040 BIO_printf(bio, " i:%s\n", buf);
2041 if (c_showcerts)
2042 PEM_write_bio_X509(bio, sk_X509_value(sk, i));
2043 }
2044 }
2045
2046 BIO_printf(bio, "---\n");
2047 peer = SSL_get_peer_certificate(s);
2048 if (peer != NULL) {
2049 BIO_printf(bio, "Server certificate\n");
2050
2051 /* Redundant if we showed the whole chain */
2052 if (!(c_showcerts && got_a_chain))
2053 PEM_write_bio_X509(bio, peer);
2054 X509_NAME_oneline(X509_get_subject_name(peer), buf, sizeof buf);
2055 BIO_printf(bio, "subject=%s\n", buf);
2056 X509_NAME_oneline(X509_get_issuer_name(peer), buf, sizeof buf);
2057 BIO_printf(bio, "issuer=%s\n", buf);
2058 } else
2059 BIO_printf(bio, "no peer certificate available\n");
2060
2061 sk2 = SSL_get_client_CA_list(s);
2062 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0)) {
2063 BIO_printf(bio, "---\nAcceptable client certificate CA names\n");
2064 for (i = 0; i < sk_X509_NAME_num(sk2); i++) {
2065 xn = sk_X509_NAME_value(sk2, i);
2066 X509_NAME_oneline(xn, buf, sizeof(buf));
2067 BIO_write(bio, buf, strlen(buf));
2068 BIO_write(bio, "\n", 1);
2069 }
2070 } else {
2071 BIO_printf(bio, "---\nNo client certificate CA names sent\n");
2072 }
2073
2074 ssl_print_sigalgs(bio, s);
2075 ssl_print_tmp_key(bio, s);
2076
2077 BIO_printf(bio,
2078 "---\nSSL handshake has read %ld bytes and written %ld bytes\n",
2079 BIO_number_read(SSL_get_rbio(s)),
2080 BIO_number_written(SSL_get_wbio(s)));
2081 }
2082 BIO_printf(bio, (SSL_cache_hit(s) ? "---\nReused, " : "---\nNew, "));
2083 c = SSL_get_current_cipher(s);
2084 BIO_printf(bio, "%s, Cipher is %s\n",
2085 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
2086 if (peer != NULL) {
2087 EVP_PKEY *pktmp;
2088 pktmp = X509_get_pubkey(peer);
2089 BIO_printf(bio, "Server public key is %d bit\n",
2090 EVP_PKEY_bits(pktmp));
2091 EVP_PKEY_free(pktmp);
2092 }
2093 BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
2094 SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
09b6c2ef 2095#ifndef OPENSSL_NO_COMP
0f113f3e
MC		 2096 comp = SSL_get_current_compression(s);
2097 expansion = SSL_get_current_expansion(s);
2098 BIO_printf(bio, "Compression: %s\n",
2099 comp ? SSL_COMP_get_name(comp) : "NONE");
2100 BIO_printf(bio, "Expansion: %s\n",
2101 expansion ? SSL_COMP_get_name(expansion) : "NONE");
2102#endif
2103
57559471 2104#ifdef SSL_DEBUG
0f113f3e
MC		 2105 {
2106 /* Print out local port of connection: useful for debugging */
2107 int sock;
2108 struct sockaddr_in ladd;
2109 socklen_t ladd_size = sizeof(ladd);
2110 sock = SSL_get_fd(s);
2111 getsockname(sock, (struct sockaddr *)&ladd, &ladd_size);
2112 BIO_printf(bio_c_out, "LOCAL PORT is %u\n", ntohs(ladd.sin_port));
2113 }
a2f9200f
DSH		 2114#endif
2115
6f017a8f
AL		 2116#if !defined(OPENSSL_NO_TLSEXT)
2117# if !defined(OPENSSL_NO_NEXTPROTONEG)
0f113f3e
MC		 2118 if (next_proto.status != -1) {
2119 const unsigned char *proto;
2120 unsigned int proto_len;
2121 SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
2122 BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
2123 BIO_write(bio, proto, proto_len);
2124 BIO_write(bio, "\n", 1);
2125 }
2911575c 2126# endif
0f113f3e
MC		 2127 {
2128 const unsigned char *proto;
2129 unsigned int proto_len;
2130 SSL_get0_alpn_selected(s, &proto, &proto_len);
2131 if (proto_len > 0) {
2132 BIO_printf(bio, "ALPN protocol: ");
2133 BIO_write(bio, proto, proto_len);
2134 BIO_write(bio, "\n", 1);
2135 } else
2136 BIO_printf(bio, "No ALPN negotiated\n");
2137 }
71fa4513
BL		 2138#endif
2139
e783bae2 2140#ifndef OPENSSL_NO_SRTP
0f113f3e
MC		 2141 {
2142 SRTP_PROTECTION_PROFILE *srtp_profile =
2143 SSL_get_selected_srtp_profile(s);
2144
2145 if (srtp_profile)
2146 BIO_printf(bio, "SRTP Extension negotiated, profile=%s\n",
2147 srtp_profile->name);
2148 }
2149#endif
2150
2151 SSL_SESSION_print(bio, SSL_get_session(s));
2152 if (keymatexportlabel != NULL) {
2153 BIO_printf(bio, "Keying material exporter:\n");
2154 BIO_printf(bio, " Label: '%s'\n", keymatexportlabel);
2155 BIO_printf(bio, " Length: %i bytes\n", keymatexportlen);
68dc6824
RS		 2156 exportedkeymat = app_malloc(keymatexportlen, "export key");
2157 if (!SSL_export_keying_material(s, exportedkeymat,
2158 keymatexportlen,
2159 keymatexportlabel,
2160 strlen(keymatexportlabel),
2161 NULL, 0, 0)) {
2162 BIO_printf(bio, " Error\n");
2163 } else {
2164 BIO_printf(bio, " Keying material: ");
2165 for (i = 0; i < keymatexportlen; i++)
2166 BIO_printf(bio, "%02X", exportedkeymat[i]);
2167 BIO_printf(bio, "\n");
0f113f3e 2168 }
68dc6824 2169 OPENSSL_free(exportedkeymat);
0f113f3e
MC		 2170 }
2171 BIO_printf(bio, "---\n");
222561fe 2172 X509_free(peer);
0f113f3e
MC		 2173 /* flush, or debugging output gets mixed with http response */
2174 (void)BIO_flush(bio);
2175}
d02b48c6 2176
0702150f
DSH		 2177#ifndef OPENSSL_NO_TLSEXT
2178
67c8e7f4 2179static int ocsp_resp_cb(SSL *s, void *arg)
0f113f3e
MC		 2180{
2181 const unsigned char *p;
2182 int len;
2183 OCSP_RESPONSE *rsp;
2184 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
2185 BIO_puts(arg, "OCSP response: ");
2186 if (!p) {
2187 BIO_puts(arg, "no response sent\n");
2188 return 1;
2189 }
2190 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
2191 if (!rsp) {
2192 BIO_puts(arg, "response parse error\n");
2193 BIO_dump_indent(arg, (char *)p, len, 4);
2194 return 0;
2195 }
2196 BIO_puts(arg, "\n======================================\n");
2197 OCSP_RESPONSE_print(arg, rsp, 0);
2198 BIO_puts(arg, "======================================\n");
2199 OCSP_RESPONSE_free(rsp);
2200 return 1;
2201}
0702150f
DSH		 2202
2203#endif
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