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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);
244 if (bn)
245 BN_free(bn);
246 return 0;
247 }
ddac1974 248
0f113f3e
MC		 249 if ((unsigned int)BN_num_bytes(bn) > max_psk_len) {
250 BIO_printf(bio_err,
251 "psk buffer of callback is too small (%d) for key (%d)\n",
252 max_psk_len, BN_num_bytes(bn));
ddac1974 253 BN_free(bn);
0f113f3e
MC		 254 return 0;
255 }
ddac1974 256
0f113f3e
MC		 257 psk_len = BN_bn2bin(bn, psk);
258 BN_free(bn);
259 if (psk_len == 0)
260 goto out_err;
ddac1974 261
0f113f3e
MC		 262 if (c_debug)
263 BIO_printf(bio_c_out, "created PSK len=%d\n", psk_len);
264
265 return psk_len;
ddac1974 266 out_err:
0f113f3e
MC		 267 if (c_debug)
268 BIO_printf(bio_err, "Error in PSK client callback\n");
269 return 0;
270}
ddac1974
NL		 271#endif
272
ed3883d2
BM		 273#ifndef OPENSSL_NO_TLSEXT
274
275/* This is a context that we pass to callbacks */
276typedef struct tlsextctx_st {
0f113f3e
MC		 277 BIO *biodebug;
278 int ack;
ed3883d2
BM		 279} tlsextctx;
280
6d23cf97 281static int ssl_servername_cb(SSL *s, int *ad, void *arg)
0f113f3e
MC		 282{
283 tlsextctx *p = (tlsextctx *) arg;
284 const char *hn = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
285 if (SSL_get_servername_type(s) != -1)
286 p->ack = !SSL_session_reused(s) && hn != NULL;
287 else
288 BIO_printf(bio_err, "Can't use SSL_get_servername\n");
289
290 return SSL_TLSEXT_ERR_OK;
291}
ee2ffc27 292
0f113f3e 293# ifndef OPENSSL_NO_SRP
edc032b5
BL		 294
295/* This is a context that we pass to all callbacks */
0f113f3e
MC		 296typedef struct srp_arg_st {
297 char *srppassin;
298 char *srplogin;
299 int msg; /* copy from c_msg */
300 int debug; /* copy from c_debug */
301 int amp; /* allow more groups */
302 int strength /* minimal size for N */ ;
303} SRP_ARG;
304
305# define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
edc032b5 306
f2fc3075 307static int srp_Verify_N_and_g(const BIGNUM *N, const BIGNUM *g)
0f113f3e
MC		 308{
309 BN_CTX *bn_ctx = BN_CTX_new();
310 BIGNUM *p = BN_new();
311 BIGNUM *r = BN_new();
312 int ret =
313 g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) &&
314 BN_is_prime_ex(N, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
315 p != NULL && BN_rshift1(p, N) &&
316 /* p = (N-1)/2 */
317 BN_is_prime_ex(p, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) &&
318 r != NULL &&
319 /* verify g^((N-1)/2) == -1 (mod N) */
320 BN_mod_exp(r, g, p, N, bn_ctx) &&
321 BN_add_word(r, 1) && BN_cmp(r, N) == 0;
322
323 if (r)
324 BN_free(r);
325 if (p)
326 BN_free(p);
327 if (bn_ctx)
328 BN_CTX_free(bn_ctx);
329 return ret;
330}
edc032b5 331
c80fd6b2
MC		 332/*-
333 * This callback is used here for two purposes:
334 * - extended debugging
335 * - making some primality tests for unknown groups
336 * The callback is only called for a non default group.
337 *
338 * An application does not need the call back at all if
0f113f3e
MC		 339 * only the stanard groups are used. In real life situations,
340 * client and server already share well known groups,
341 * thus there is no need to verify them.
c80fd6b2 342 * Furthermore, in case that a server actually proposes a group that
0f113f3e
MC		 343 * is not one of those defined in RFC 5054, it is more appropriate
344 * to add the group to a static list and then compare since
c80fd6b2
MC		 345 * primality tests are rather cpu consuming.
346 */
f2fc3075 347
6d23cf97 348static int ssl_srp_verify_param_cb(SSL *s, void *arg)
0f113f3e
MC		 349{
350 SRP_ARG *srp_arg = (SRP_ARG *)arg;
351 BIGNUM *N = NULL, *g = NULL;
352 if (!(N = SSL_get_srp_N(s)) || !(g = SSL_get_srp_g(s)))
353 return 0;
354 if (srp_arg->debug || srp_arg->msg || srp_arg->amp == 1) {
355 BIO_printf(bio_err, "SRP parameters:\n");
356 BIO_printf(bio_err, "\tN=");
357 BN_print(bio_err, N);
358 BIO_printf(bio_err, "\n\tg=");
359 BN_print(bio_err, g);
360 BIO_printf(bio_err, "\n");
361 }
362
363 if (SRP_check_known_gN_param(g, N))
364 return 1;
365
366 if (srp_arg->amp == 1) {
367 if (srp_arg->debug)
368 BIO_printf(bio_err,
369 "SRP param N and g are not known params, going to check deeper.\n");
370
371 /*
372 * The srp_moregroups is a real debugging feature. Implementors
373 * should rather add the value to the known ones. The minimal size
374 * has already been tested.
375 */
376 if (BN_num_bits(g) <= BN_BITS && srp_Verify_N_and_g(N, g))
377 return 1;
378 }
379 BIO_printf(bio_err, "SRP param N and g rejected.\n");
380 return 0;
381}
edc032b5 382
0f113f3e
MC		 383# define PWD_STRLEN 1024
384
385static char *ssl_give_srp_client_pwd_cb(SSL *s, void *arg)
386{
387 SRP_ARG *srp_arg = (SRP_ARG *)arg;
b196e7d9 388 char *pass = OPENSSL_malloc(PWD_STRLEN + 1);
0f113f3e
MC		 389 PW_CB_DATA cb_tmp;
390 int l;
391
61986d32 392 if (!pass) {
7e1b7485 393 BIO_printf(bio_err, "Out of memory\n");
918bb865
MC		 394 return NULL;
395 }
0f113f3e
MC		 396 cb_tmp.password = (char *)srp_arg->srppassin;
397 cb_tmp.prompt_info = "SRP user";
398 if ((l = password_callback(pass, PWD_STRLEN, 0, &cb_tmp)) < 0) {
399 BIO_printf(bio_err, "Can't read Password\n");
400 OPENSSL_free(pass);
401 return NULL;
402 }
403 *(pass + l) = '\0';
404
405 return pass;
406}
407
408# endif
7e1b7485 409
0f113f3e 410char *srtp_profiles = NULL;
edc032b5 411
bf48836c 412# ifndef OPENSSL_NO_NEXTPROTONEG
ee2ffc27
BL		 413/* This the context that we pass to next_proto_cb */
414typedef struct tlsextnextprotoctx_st {
0f113f3e
MC		 415 unsigned char *data;
416 unsigned short len;
417 int status;
ee2ffc27
BL		 418} tlsextnextprotoctx;
419
420static tlsextnextprotoctx next_proto;
421
0f113f3e
MC		 422static int next_proto_cb(SSL *s, unsigned char **out, unsigned char *outlen,
423 const unsigned char *in, unsigned int inlen,
424 void *arg)
425{
426 tlsextnextprotoctx *ctx = arg;
427
428 if (!c_quiet) {
429 /* We can assume that |in| is syntactically valid. */
430 unsigned i;
431 BIO_printf(bio_c_out, "Protocols advertised by server: ");
432 for (i = 0; i < inlen;) {
433 if (i)
434 BIO_write(bio_c_out, ", ", 2);
435 BIO_write(bio_c_out, &in[i + 1], in[i]);
436 i += in[i] + 1;
437 }
438 BIO_write(bio_c_out, "\n", 1);
439 }
440
441 ctx->status =
442 SSL_select_next_proto(out, outlen, in, inlen, ctx->data, ctx->len);
443 return SSL_TLSEXT_ERR_OK;
444}
445# endif /* ndef OPENSSL_NO_NEXTPROTONEG */
446
447static int serverinfo_cli_parse_cb(SSL *s, unsigned int ext_type,
448 const unsigned char *in, size_t inlen,
449 int *al, void *arg)
85c67492 450{
0f113f3e
MC		 451 char pem_name[100];
452 unsigned char ext_buf[4 + 65536];
453
454 /* Reconstruct the type/len fields prior to extension data */
455 ext_buf[0] = ext_type >> 8;
456 ext_buf[1] = ext_type & 0xFF;
457 ext_buf[2] = inlen >> 8;
458 ext_buf[3] = inlen & 0xFF;
459 memcpy(ext_buf + 4, in, inlen);
460
461 BIO_snprintf(pem_name, sizeof(pem_name), "SERVERINFO FOR EXTENSION %d",
462 ext_type);
463 PEM_write_bio(bio_c_out, pem_name, "", ext_buf, 4 + inlen);
464 return 1;
465}
466
467#endif
468
7e1b7485
RS		 469typedef enum OPTION_choice {
470 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
d8c25de5 471 OPT_HOST, OPT_PORT, OPT_CONNECT, OPT_UNIX, OPT_XMPPHOST, OPT_VERIFY,
7e1b7485
RS		 472 OPT_CERT, OPT_CRL, OPT_CRL_DOWNLOAD, OPT_SESS_OUT, OPT_SESS_IN,
473 OPT_CERTFORM, OPT_CRLFORM, OPT_VERIFY_RET_ERROR, OPT_VERIFY_QUIET,
474 OPT_BRIEF, OPT_PREXIT, OPT_CRLF, OPT_QUIET, OPT_NBIO,
475 OPT_SSL_CLIENT_ENGINE, OPT_RAND, OPT_IGN_EOF, OPT_NO_IGN_EOF,
476 OPT_PAUSE, OPT_DEBUG, OPT_TLSEXTDEBUG, OPT_STATUS, OPT_WDEBUG,
477 OPT_MSG, OPT_MSGFILE, OPT_ENGINE, OPT_TRACE, OPT_SECURITY_DEBUG,
478 OPT_SECURITY_DEBUG_VERBOSE, OPT_SHOWCERTS, OPT_NBIO_TEST, OPT_STATE,
479 OPT_PSK_IDENTITY, OPT_PSK, OPT_SRPUSER, OPT_SRPPASS, OPT_SRP_STRENGTH,
480 OPT_SRP_LATEUSER, OPT_SRP_MOREGROUPS, OPT_SSL3,
481 OPT_TLS1_2, OPT_TLS1_1, OPT_TLS1, OPT_DTLS, OPT_DTLS1,
482 OPT_DTLS1_2, OPT_TIMEOUT, OPT_MTU, OPT_KEYFORM, OPT_PASS,
483 OPT_CERT_CHAIN, OPT_CAPATH, OPT_CHAINCAPATH, OPT_VERIFYCAPATH,
484 OPT_KEY, OPT_RECONNECT, OPT_BUILD_CHAIN, OPT_CAFILE, OPT_KRB5SVC,
485 OPT_CHAINCAFILE, OPT_VERIFYCAFILE, OPT_NEXTPROTONEG, OPT_ALPN,
486 OPT_SERVERINFO, OPT_STARTTLS, OPT_SERVERNAME, OPT_JPAKE,
d8c25de5 487 OPT_USE_SRTP, OPT_KEYMATEXPORT, OPT_KEYMATEXPORTLEN, OPT_SMTPHOST,
7e1b7485
RS		 488 OPT_V_ENUM,
489 OPT_X_ENUM,
490 OPT_S_ENUM,
6ba8a5b7 491 OPT_FALLBACKSCSV, OPT_NOCMDS
7e1b7485
RS		 492} OPTION_CHOICE;
493
494OPTIONS s_client_options[] = {
495 {"help", OPT_HELP, '-', "Display this summary"},
496 {"host", OPT_HOST, 's', "Use -connect instead"},
497 {"port", OPT_PORT, 'p', "Use -connect instead"},
498 {"connect", OPT_CONNECT, 's',
499 "TCP/IP where to connect (default is " SSL_HOST_NAME ":" PORT_STR ")"},
500 {"unix", OPT_UNIX, 's', "Connect over unix domain sockets"},
501 {"verify", OPT_VERIFY, 'p', "Turn on peer certificate verification"},
502 {"cert", OPT_CERT, '<', "Certificate file to use, PEM format assumed"},
503 {"certform", OPT_CERTFORM, 'F',
504 "Certificate format (PEM or DER) PEM default"},
505 {"key", OPT_KEY, '<', "Private key file to use, if not in -cert file"},
506 {"keyform", OPT_KEYFORM, 'F', "Key format (PEM or DER) PEM default"},
507 {"pass", OPT_PASS, 's', "Private key file pass phrase source"},
508 {"CApath", OPT_CAPATH, '/', "PEM format directory of CA's"},
509 {"CAfile", OPT_CAFILE, '<', "PEM format file of CA's"},
510 {"reconnect", OPT_RECONNECT, '-',
511 "Drop and re-make the connection with the same Session-ID"},
512 {"pause", OPT_PAUSE, '-', "Sleep after each read and write system call"},
513 {"showcerts", OPT_SHOWCERTS, '-', "Show all certificates in the chain"},
514 {"debug", OPT_DEBUG, '-', "Extra output"},
515 {"msg", OPT_MSG, '-', "Show protocol messages"},
516 {"msgfile", OPT_MSGFILE, '>'},
517 {"nbio_test", OPT_NBIO_TEST, '-', "More ssl protocol testing"},
518 {"state", OPT_STATE, '-', "Print the ssl states"},
519 {"crlf", OPT_CRLF, '-', "Convert LF from terminal into CRLF"},
520 {"quiet", OPT_QUIET, '-', "No s_client output"},
521 {"ign_eof", OPT_IGN_EOF, '-', "Ignore input eof (default when -quiet)"},
522 {"no_ign_eof", OPT_NO_IGN_EOF, '-', "Don't ignore input eof"},
523#ifndef OPENSSL_NO_SSL3
524 {"ssl3", OPT_SSL3, '-', "Just use SSLv3"},
525#endif
526 {"tls1_2", OPT_TLS1_2, '-', "Just use TLSv1.2"},
527 {"tls1_1", OPT_TLS1_1, '-', "Just use TLSv1.1"},
528 {"tls1", OPT_TLS1, '-', "Just use TLSv1"},
529 {"dtls", OPT_DTLS, '-'},
530 {"dtls1", OPT_DTLS1, '-', "Just use DTLSv1"},
531 {"dtls1_2", OPT_DTLS1_2, '-'},
532 {"timeout", OPT_TIMEOUT, '-'},
533 {"mtu", OPT_MTU, 'p', "Set the link layer MTU"},
534 {"starttls", OPT_STARTTLS, 's',
535 "Use the STARTTLS command before starting TLS"},
d8c25de5 536 {"xmpphost", OPT_XMPPHOST, 's', "Host to use with \"-starttls xmpp\""},
7e1b7485
RS		 537 {"rand", OPT_RAND, 's',
538 "Load the file(s) into the random number generator"},
539 {"sess_out", OPT_SESS_OUT, '>', "File to write SSL session to"},
540 {"sess_in", OPT_SESS_IN, '<', "File to read SSL session from"},
541 {"use_srtp", OPT_USE_SRTP, '<',
542 "Offer SRTP key management with a colon-separated profile list"},
543 {"keymatexport", OPT_KEYMATEXPORT, 's',
544 "Export keying material using label"},
545 {"keymatexportlen", OPT_KEYMATEXPORTLEN, 'p',
546 "Export len bytes of keying material (default 20)"},
547 {"fallback_scsv", OPT_FALLBACKSCSV, '-', "Send the fallback SCSV"},
548#ifdef WATT32
549 {"wdebug", OPT_WDEBUG, '-', "WATT-32 tcp debugging"},
550#endif
551#ifdef FIONBIO
552 {"nbio", OPT_NBIO, '-', "Use non-blocking IO"},
553#endif
554#ifndef OPENSSL_NO_PSK
555 {"psk_identity", OPT_PSK_IDENTITY, 's', "PSK identity"},
556 {"psk", OPT_PSK, 's', "PSK in hex (without 0x)"},
557# ifndef OPENSSL_NO_JPAKE
558 {"jpake", OPT_JPAKE, 's', "JPAKE secret to use"},
559# endif
560#endif
561#ifndef OPENSSL_NO_KRB5
562 {"krb5svc", OPT_KRB5SVC, 's', "Kerberos service name"},
563#endif
564#ifndef OPENSSL_NO_SRP
565 {"srpuser", OPT_SRPUSER, 's', "SRP authentification for 'user'"},
566 {"srppass", OPT_SRPPASS, 's', "Password for 'user'"},
567 {"srp_lateuser", OPT_SRP_LATEUSER, '-',
568 "SRP username into second ClientHello message"},
569 {"srp_moregroups", OPT_SRP_MOREGROUPS, '-',
570 "Tolerate other than the known g N values."},
571 {"srp_strength", OPT_SRP_STRENGTH, 'p', "Minimal mength in bits for N"},
572#endif
d8c25de5 573 {"name", OPT_SMTPHOST, 's', "Hostname to use for \"-starttls smtp\""},
7e1b7485
RS		 574#ifndef OPENSSL_NO_TLSEXT
575 {"servername", OPT_SERVERNAME, 's',
576 "Set TLS extension servername in ClientHello"},
577 {"tlsextdebug", OPT_TLSEXTDEBUG, '-',
578 "Hex dump of all TLS extensions received"},
579 {"status", OPT_STATUS, '-', "Request certificate status from server"},
580 {"serverinfo", OPT_SERVERINFO, 's',
581 "types Send empty ClientHello extensions (comma-separated numbers)"},
582 {"alpn", OPT_ALPN, 's',
583 "Enable ALPN extension, considering named protocols supported (comma-separated list)"},
584# ifndef OPENSSL_NO_NEXTPROTONEG
585 {"nextprotoneg", OPT_NEXTPROTONEG, 's',
586 "Enable NPN extension, considering named protocols supported (comma-separated list)"},
587# endif
588#endif
589 {"CRL", OPT_CRL, '<'},
590 {"crl_download", OPT_CRL_DOWNLOAD, '-'},
591 {"CRLform", OPT_CRLFORM, 'F'},
592 {"verify_return_error", OPT_VERIFY_RET_ERROR, '-'},
593 {"verify_quiet", OPT_VERIFY_QUIET, '-'},
594 {"brief", OPT_BRIEF, '-'},
595 {"prexit", OPT_PREXIT, '-'},
7e1b7485
RS		 596 {"trace", OPT_TRACE, '-'},
597 {"security_debug", OPT_SECURITY_DEBUG, '-'},
598 {"security_debug_verbose", OPT_SECURITY_DEBUG_VERBOSE, '-'},
599 {"cert_chain", OPT_CERT_CHAIN, '<'},
600 {"chainCApath", OPT_CHAINCAPATH, '/'},
601 {"verifyCApath", OPT_VERIFYCAPATH, '/'},
602 {"build_chain", OPT_BUILD_CHAIN, '-'},
603 {"chainCAfile", OPT_CHAINCAFILE, '<'},
604 {"verifyCAfile", OPT_VERIFYCAFILE, '<'},
6ba8a5b7 605 {"nocommands", OPT_NOCMDS, '-', "Do not use interactive command letters"},
7e1b7485
RS		 606#ifndef OPENSSL_NO_ENGINE
607 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
333b070e 608 {"ssl_client_engine", OPT_SSL_CLIENT_ENGINE, 's'},
7e1b7485
RS		 609#endif
610 OPT_S_OPTIONS,
611 OPT_V_OPTIONS,
612 OPT_X_OPTIONS,
613 {NULL}
614};
615
616typedef enum PROTOCOL_choice {
617 PROTO_OFF,
0f113f3e
MC		 618 PROTO_SMTP,
619 PROTO_POP3,
620 PROTO_IMAP,
621 PROTO_FTP,
d8c25de5 622 PROTO_TELNET,
0f113f3e 623 PROTO_XMPP
7e1b7485
RS		 624} PROTOCOL_CHOICE;
625
626static OPT_PAIR services[] = {
627 {"smtp", PROTO_SMTP},
628 {"pop3", PROTO_POP3},
629 {"imap", PROTO_IMAP},
630 {"ftp", PROTO_FTP},
631 {"xmpp", PROTO_XMPP},
d8c25de5 632 {"telnet", PROTO_TELNET},
7e1b7485 633 {NULL}
85c67492
RL		 634};
635
7e1b7485 636int s_client_main(int argc, char **argv)
0f113f3e 637{
7e1b7485 638 BIO *sbio;
0f113f3e 639 EVP_PKEY *key = NULL;
7e1b7485 640 SSL *con = NULL;
0f113f3e 641 SSL_CTX *ctx = NULL;
7e1b7485
RS		 642 STACK_OF(X509) *chain = NULL;
643 X509 *cert = NULL;
0f113f3e 644 X509_VERIFY_PARAM *vpm = NULL;
7e1b7485
RS		 645 SSL_EXCERT *exc = NULL;
646 SSL_CONF_CTX *cctx = NULL;
647 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
648 STACK_OF(X509_CRL) *crls = NULL;
649 const SSL_METHOD *meth = SSLv23_client_method();
650 char *CApath = NULL, *CAfile = NULL, *cbuf = NULL, *sbuf = NULL, *mbuf =
651 NULL;
652 char *cert_file = NULL, *key_file = NULL, *chain_file = NULL, *prog;
653 char *chCApath = NULL, *chCAfile = NULL, *host = SSL_HOST_NAME, *inrand =
654 NULL;
655 char *passarg = NULL, *pass = NULL, *vfyCApath = NULL, *vfyCAfile = NULL;
656 char *sess_in = NULL, *sess_out = NULL, *crl_file = NULL, *p;
2f5997b7 657 char *jpake_secret = NULL, *xmpphost = NULL;
7e1b7485 658 const char *unix_path = NULL;
d8c25de5 659 const char *ehlo = "mail.example.com";
7e1b7485 660 struct sockaddr peer;
0f113f3e 661 struct timeval timeout, *timeoutp;
7e1b7485
RS		 662 fd_set readfds, writefds;
663 int build_chain = 0, cbuf_len, cbuf_off, cert_format = FORMAT_PEM;
664 int key_format = FORMAT_PEM, crlf = 0, full_log = 1, mbuf_len = 0;
665 int prexit = 0;
666 int enable_timeouts = 0, sdebug = 0, peerlen = sizeof peer;
667 int reconnect = 0, verify = SSL_VERIFY_NONE, vpmtouched = 0;
668 int ret = 1, in_init = 1, i, nbio_test = 0, s, k, width, state = 0;
6ba8a5b7 669 int sbuf_len, sbuf_off, socket_type = SOCK_STREAM, cmdletters = 1;
7e1b7485
RS		 670 int starttls_proto = PROTO_OFF, crl_format = FORMAT_PEM, crl_download = 0;
671 int write_tty, read_tty, write_ssl, read_ssl, tty_on, ssl_pending;
672 int fallback_scsv = 0;
673 long socket_mtu = 0, randamt = 0;
674 unsigned short port = PORT;
675 OPTION_CHOICE o;
676#ifndef OPENSSL_NO_KRB5
677 KSSL_CTX *kctx;
678 const char *krb5svc = NULL;
679#endif
0b13e9f0 680#ifndef OPENSSL_NO_ENGINE
0f113f3e 681 ENGINE *ssl_client_engine = NULL;
7e1b7485 682#endif
333b070e 683 ENGINE *e = NULL;
b317819b 684#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
0f113f3e 685 struct timeval tv;
06f4536a 686#endif
ed3883d2 687#ifndef OPENSSL_NO_TLSEXT
0f113f3e 688 char *servername = NULL;
7e1b7485 689 const char *alpn_in = NULL;
0f113f3e 690 tlsextctx tlsextcbp = { NULL, 0 };
7e1b7485
RS		 691# define MAX_SI_TYPES 100
692 unsigned short serverinfo_types[MAX_SI_TYPES];
693 int serverinfo_count = 0, start = 0, len;
bf48836c 694# ifndef OPENSSL_NO_NEXTPROTONEG
0f113f3e 695 const char *next_proto_neg_in = NULL;
ee2ffc27 696# endif
ed551cdd 697#endif
edc032b5 698#ifndef OPENSSL_NO_SRP
0f113f3e
MC		 699 char *srppass = NULL;
700 int srp_lateuser = 0;
701 SRP_ARG srp_arg = { NULL, NULL, 0, 0, 0, 1024 };
702#endif
0f113f3e 703
7e1b7485 704 prog = opt_progname(argv[0]);
0f113f3e
MC		 705 c_Pause = 0;
706 c_quiet = 0;
707 c_ign_eof = 0;
708 c_debug = 0;
709 c_msg = 0;
710 c_showcerts = 0;
7e1b7485
RS		 711 c_nbio = 0;
712 verify_depth = 0;
713 verify_error = X509_V_OK;
714 vpm = X509_VERIFY_PARAM_new();
715 cbuf = OPENSSL_malloc(BUFSIZZ);
716 sbuf = OPENSSL_malloc(BUFSIZZ);
717 mbuf = OPENSSL_malloc(BUFSIZZ);
0f113f3e 718 cctx = SSL_CONF_CTX_new();
0f113f3e 719
7e1b7485
RS		 720 if (vpm == NULL || cctx == NULL
721 || cbuf == NULL || sbuf == NULL || mbuf == NULL) {
722 BIO_printf(bio_err, "%s: out of memory\n", prog);
0f113f3e
MC		 723 goto end;
724 }
725
7e1b7485 726 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CLIENT | SSL_CONF_FLAG_CMDLINE);
0f113f3e 727
7e1b7485
RS		 728 prog = opt_init(argc, argv, s_client_options);
729 while ((o = opt_next()) != OPT_EOF) {
730 switch (o) {
731#ifndef WATT32
732 case OPT_WDEBUG:
733#endif
734#ifdef OPENSSL_NO_JPAKE
735 case OPT_JPAKE:
736#endif
737#ifdef OPENSSL_NO_SSL_TRACE
738 case OPT_TRACE:
739#endif
740 case OPT_EOF:
741 case OPT_ERR:
742 opthelp:
743 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
744 goto end;
745 case OPT_HELP:
746 opt_help(s_client_options);
747 ret = 0;
748 goto end;
749 case OPT_HOST:
750 host = opt_arg();
751 break;
752 case OPT_PORT:
753 port = atoi(opt_arg());
754 break;
755 case OPT_CONNECT:
756 if (!extract_host_port(opt_arg(), &host, NULL, &port))
757 goto end;
758 break;
759 case OPT_UNIX:
760 unix_path = opt_arg();
761 break;
d8c25de5
RS		 762 case OPT_XMPPHOST:
763 xmpphost = opt_arg();
764 break;
765 case OPT_SMTPHOST:
766 ehlo = opt_arg();
767 break;
7e1b7485 768 case OPT_VERIFY:
0f113f3e 769 verify = SSL_VERIFY_PEER;
7e1b7485 770 verify_depth = atoi(opt_arg());
0f113f3e
MC		 771 if (!c_quiet)
772 BIO_printf(bio_err, "verify depth is %d\n", verify_depth);
7e1b7485
RS		 773 break;
774 case OPT_CERT:
775 cert_file = opt_arg();
776 break;
777 case OPT_CRL:
778 crl_file = opt_arg();
779 break;
780 case OPT_CRL_DOWNLOAD:
0f113f3e 781 crl_download = 1;
7e1b7485
RS		 782 break;
783 case OPT_SESS_OUT:
784 sess_out = opt_arg();
785 break;
786 case OPT_SESS_IN:
787 sess_in = opt_arg();
788 break;
789 case OPT_CERTFORM:
790 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &cert_format))
791 goto opthelp;
792 break;
793 case OPT_CRLFORM:
794 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &crl_format))
795 goto opthelp;
796 break;
797 case OPT_VERIFY_RET_ERROR:
0f113f3e 798 verify_return_error = 1;
7e1b7485
RS		 799 break;
800 case OPT_VERIFY_QUIET:
0f113f3e 801 verify_quiet = 1;
7e1b7485
RS		 802 break;
803 case OPT_BRIEF:
804 c_brief = verify_quiet = c_quiet = 1;
805 break;
806 case OPT_S_CASES:
807 if (ssl_args == NULL)
808 ssl_args = sk_OPENSSL_STRING_new_null();
809 if (ssl_args == NULL
810 || !sk_OPENSSL_STRING_push(ssl_args, opt_flag())
811 || !sk_OPENSSL_STRING_push(ssl_args, opt_arg())) {
812 BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
813 goto end;
814 }
815 break;
816 case OPT_V_CASES:
817 if (!opt_verify(o, vpm))
818 goto end;
819 vpmtouched++;
820 break;
821 case OPT_X_CASES:
822 if (!args_excert(o, &exc))
823 goto end;
824 break;
825 case OPT_PREXIT:
0f113f3e 826 prexit = 1;
7e1b7485
RS		 827 break;
828 case OPT_CRLF:
0f113f3e 829 crlf = 1;
7e1b7485
RS		 830 break;
831 case OPT_QUIET:
832 c_quiet = c_ign_eof = 1;
833 break;
834 case OPT_NBIO:
835 c_nbio = 1;
836 break;
6ba8a5b7
RS		 837 case OPT_NOCMDS:
838 cmdletters = 0;
839 break;
7e1b7485
RS		 840 case OPT_KRB5SVC:
841#ifndef OPENSSL_NO_KRB5
842 krb5svc = opt_arg();
843#endif
844 break;
845 case OPT_ENGINE:
333b070e 846 e = setup_engine(opt_arg(), 1);
7e1b7485
RS		 847 break;
848 case OPT_SSL_CLIENT_ENGINE:
333b070e
RS		 849#ifndef OPENSSL_NO_ENGINE
850 ssl_client_engine = ENGINE_by_id(opt_arg());
851 if (ssl_client_engine == NULL) {
852 BIO_printf(bio_err, "Error getting client auth engine\n");
853 goto opthelp;
854 }
855 break;
856#endif
7e1b7485
RS		 857 break;
858 case OPT_RAND:
859 inrand = opt_arg();
860 break;
861 case OPT_IGN_EOF:
0f113f3e 862 c_ign_eof = 1;
7e1b7485
RS		 863 break;
864 case OPT_NO_IGN_EOF:
0f113f3e 865 c_ign_eof = 0;
7e1b7485
RS		 866 break;
867 case OPT_PAUSE:
0f113f3e 868 c_Pause = 1;
7e1b7485
RS		 869 break;
870 case OPT_DEBUG:
0f113f3e 871 c_debug = 1;
7e1b7485 872 break;
6434abbf 873#ifndef OPENSSL_NO_TLSEXT
7e1b7485 874 case OPT_TLSEXTDEBUG:
0f113f3e 875 c_tlsextdebug = 1;
7e1b7485
RS		 876 break;
877 case OPT_STATUS:
0f113f3e 878 c_status_req = 1;
7e1b7485 879 break;
f642ebc1
RS		 880#endif
881#ifdef WATT32
7e1b7485 882 case OPT_WDEBUG:
0f113f3e 883 dbug_init();
7e1b7485 884 break;
0f113f3e 885#endif
7e1b7485 886 case OPT_MSG:
0f113f3e 887 c_msg = 1;
7e1b7485
RS		 888 break;
889 case OPT_MSGFILE:
890 bio_c_msg = BIO_new_file(opt_arg(), "w");
891 break;
93ab9e42 892#ifndef OPENSSL_NO_SSL_TRACE
7e1b7485 893 case OPT_TRACE:
0f113f3e 894 c_msg = 2;
7e1b7485 895 break;
0f113f3e 896#endif
7e1b7485 897 case OPT_SECURITY_DEBUG:
0f113f3e 898 sdebug = 1;
7e1b7485
RS		 899 break;
900 case OPT_SECURITY_DEBUG_VERBOSE:
0f113f3e 901 sdebug = 2;
7e1b7485
RS		 902 break;
903 case OPT_SHOWCERTS:
0f113f3e 904 c_showcerts = 1;
7e1b7485
RS		 905 break;
906 case OPT_NBIO_TEST:
0f113f3e 907 nbio_test = 1;
7e1b7485
RS		 908 break;
909 case OPT_STATE:
0f113f3e 910 state = 1;
7e1b7485 911 break;
ddac1974 912#ifndef OPENSSL_NO_PSK
7e1b7485
RS		 913 case OPT_PSK_IDENTITY:
914 psk_identity = opt_arg();
915 break;
916 case OPT_PSK:
917 for (p = psk_key = opt_arg(); *p; p++) {
918 if (isxdigit(*p))
0f113f3e 919 continue;
7e1b7485
RS		 920 BIO_printf(bio_err, "Not a hex number '%s'\n", psk_key);
921 goto end;
0f113f3e 922 }
7e1b7485 923 break;
ddac1974 924#endif
edc032b5 925#ifndef OPENSSL_NO_SRP
7e1b7485
RS		 926 case OPT_SRPUSER:
927 srp_arg.srplogin = opt_arg();
0f113f3e 928 meth = TLSv1_client_method();
7e1b7485
RS		 929 break;
930 case OPT_SRPPASS:
931 srppass = opt_arg();
0f113f3e 932 meth = TLSv1_client_method();
7e1b7485
RS		 933 break;
934 case OPT_SRP_STRENGTH:
935 srp_arg.strength = atoi(opt_arg());
0f113f3e
MC		 936 BIO_printf(bio_err, "SRP minimal length for N is %d\n",
937 srp_arg.strength);
938 meth = TLSv1_client_method();
7e1b7485
RS		 939 break;
940 case OPT_SRP_LATEUSER:
0f113f3e
MC		 941 srp_lateuser = 1;
942 meth = TLSv1_client_method();
7e1b7485
RS		 943 break;
944 case OPT_SRP_MOREGROUPS:
0f113f3e
MC		 945 srp_arg.amp = 1;
946 meth = TLSv1_client_method();
7e1b7485 947 break;
edc032b5 948#endif
7e1b7485
RS		 949#ifndef OPENSSL_NO_SSL3
950 case OPT_SSL3:
0f113f3e 951 meth = SSLv3_client_method();
7e1b7485 952 break;
58964a49 953#endif
7e1b7485 954 case OPT_TLS1_2:
0f113f3e 955 meth = TLSv1_2_client_method();
7e1b7485
RS		 956 break;
957 case OPT_TLS1_1:
0f113f3e 958 meth = TLSv1_1_client_method();
7e1b7485
RS		 959 break;
960 case OPT_TLS1:
0f113f3e 961 meth = TLSv1_client_method();
7e1b7485 962 break;
36d16f8e 963#ifndef OPENSSL_NO_DTLS1
7e1b7485 964 case OPT_DTLS:
0f113f3e
MC		 965 meth = DTLS_client_method();
966 socket_type = SOCK_DGRAM;
7e1b7485
RS		 967 break;
968 case OPT_DTLS1:
0f113f3e
MC		 969 meth = DTLSv1_client_method();
970 socket_type = SOCK_DGRAM;
7e1b7485
RS		 971 break;
972 case OPT_DTLS1_2:
0f113f3e
MC		 973 meth = DTLSv1_2_client_method();
974 socket_type = SOCK_DGRAM;
7e1b7485
RS		 975 break;
976 case OPT_TIMEOUT:
0f113f3e 977 enable_timeouts = 1;
7e1b7485
RS		 978 break;
979 case OPT_MTU:
980 socket_mtu = atol(opt_arg());
981 break;
0f113f3e 982#endif
7e1b7485 983 case OPT_FALLBACKSCSV:
0f113f3e 984 fallback_scsv = 1;
7e1b7485
RS		 985 break;
986 case OPT_KEYFORM:
987 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &key_format))
988 goto opthelp;
989 break;
990 case OPT_PASS:
991 passarg = opt_arg();
992 break;
993 case OPT_CERT_CHAIN:
994 chain_file = opt_arg();
995 break;
996 case OPT_KEY:
997 key_file = opt_arg();
998 break;
999 case OPT_RECONNECT:
0f113f3e 1000 reconnect = 5;
7e1b7485
RS		 1001 break;
1002 case OPT_CAPATH:
1003 CApath = opt_arg();
1004 break;
1005 case OPT_CHAINCAPATH:
1006 chCApath = opt_arg();
1007 break;
1008 case OPT_VERIFYCAPATH:
1009 vfyCApath = opt_arg();
1010 break;
1011 case OPT_BUILD_CHAIN:
0f113f3e 1012 build_chain = 1;
7e1b7485
RS		 1013 break;
1014 case OPT_CAFILE:
1015 CAfile = opt_arg();
1016 break;
1017 case OPT_CHAINCAFILE:
1018 chCAfile = opt_arg();
1019 break;
1020 case OPT_VERIFYCAFILE:
1021 vfyCAfile = opt_arg();
1022 break;
6434abbf 1023#ifndef OPENSSL_NO_TLSEXT
7e1b7485
RS		 1024 case OPT_NEXTPROTONEG:
1025 next_proto_neg_in = opt_arg();
1026 break;
1027 case OPT_ALPN:
1028 alpn_in = opt_arg();
1029 break;
1030 case OPT_SERVERINFO:
1031 p = opt_arg();
1032 len = strlen(p);
1033 for (start = 0, i = 0; i <= len; ++i) {
1034 if (i == len || p[i] == ',') {
1035 serverinfo_types[serverinfo_count] = atoi(p + start);
1036 if (++serverinfo_count == MAX_SI_TYPES)
1037 break;
0f113f3e
MC		 1038 start = i + 1;
1039 }
0f113f3e 1040 }
7e1b7485 1041 break;
0f113f3e 1042#endif
7e1b7485
RS		 1043 case OPT_STARTTLS:
1044 if (!opt_pair(opt_arg(), services, &starttls_proto))
1045 goto end;
ed3883d2 1046#ifndef OPENSSL_NO_TLSEXT
7e1b7485
RS		 1047 case OPT_SERVERNAME:
1048 servername = opt_arg();
0f113f3e 1049 /* meth=TLSv1_client_method(); */
7e1b7485 1050 break;
ed3883d2 1051#endif
79bd20fd 1052#ifndef OPENSSL_NO_JPAKE
7e1b7485
RS		 1053 case OPT_JPAKE:
1054 jpake_secret = opt_arg();
1055 break;
0f113f3e 1056#endif
7e1b7485
RS		 1057 case OPT_USE_SRTP:
1058 srtp_profiles = opt_arg();
1059 break;
1060 case OPT_KEYMATEXPORT:
1061 keymatexportlabel = opt_arg();
1062 break;
1063 case OPT_KEYMATEXPORTLEN:
1064 keymatexportlen = atoi(opt_arg());
0f113f3e
MC		 1065 break;
1066 }
0f113f3e 1067 }
7e1b7485
RS		 1068 argc = opt_num_rest();
1069 argv = opt_rest();
0f113f3e
MC		 1070
1071 if (unix_path && (socket_type != SOCK_STREAM)) {
1072 BIO_printf(bio_err,
1073 "Can't use unix sockets and datagrams together\n");
1074 goto end;
1075 }
79bd20fd 1076#if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
0f113f3e
MC		 1077 if (jpake_secret) {
1078 if (psk_key) {
1079 BIO_printf(bio_err, "Can't use JPAKE and PSK together\n");
1080 goto end;
1081 }
1082 psk_identity = "JPAKE";
1083 }
f3b7bdad
BL		 1084#endif
1085
bf48836c 1086#if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
0f113f3e
MC		 1087 next_proto.status = -1;
1088 if (next_proto_neg_in) {
1089 next_proto.data =
1090 next_protos_parse(&next_proto.len, next_proto_neg_in);
1091 if (next_proto.data == NULL) {
1092 BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n");
1093 goto end;
1094 }
1095 } else
1096 next_proto.data = NULL;
ee2ffc27
BL		 1097#endif
1098
7e1b7485 1099 if (!app_passwd(passarg, NULL, &pass, NULL)) {
0f113f3e
MC		 1100 BIO_printf(bio_err, "Error getting password\n");
1101 goto end;
1102 }
1103
1104 if (key_file == NULL)
1105 key_file = cert_file;
1106
1107 if (key_file) {
7e1b7485 1108 key = load_key(key_file, key_format, 0, pass, e,
0f113f3e 1109 "client certificate private key file");
7e1b7485 1110 if (key == NULL) {
0f113f3e
MC		 1111 ERR_print_errors(bio_err);
1112 goto end;
1113 }
0f113f3e
MC		 1114 }
1115
1116 if (cert_file) {
7e1b7485 1117 cert = load_cert(cert_file, cert_format,
0f113f3e 1118 NULL, e, "client certificate file");
7e1b7485 1119 if (cert == NULL) {
0f113f3e
MC		 1120 ERR_print_errors(bio_err);
1121 goto end;
1122 }
1123 }
1124
1125 if (chain_file) {
7e1b7485 1126 chain = load_certs(chain_file, FORMAT_PEM,
0f113f3e
MC		 1127 NULL, e, "client certificate chain");
1128 if (!chain)
1129 goto end;
1130 }
1131
1132 if (crl_file) {
1133 X509_CRL *crl;
1134 crl = load_crl(crl_file, crl_format);
7e1b7485 1135 if (crl == NULL) {
0f113f3e
MC		 1136 BIO_puts(bio_err, "Error loading CRL\n");
1137 ERR_print_errors(bio_err);
1138 goto end;
1139 }
1140 crls = sk_X509_CRL_new_null();
7e1b7485 1141 if (crls == NULL || !sk_X509_CRL_push(crls, crl)) {
0f113f3e
MC		 1142 BIO_puts(bio_err, "Error adding CRL\n");
1143 ERR_print_errors(bio_err);
1144 X509_CRL_free(crl);
1145 goto end;
1146 }
1147 }
1148
7e1b7485 1149 if (!load_excert(&exc))
0f113f3e
MC		 1150 goto end;
1151
7e1b7485 1152 if (!app_RAND_load_file(NULL, 1) && inrand == NULL
0f113f3e
MC		 1153 && !RAND_status()) {
1154 BIO_printf(bio_err,
1155 "warning, not much extra random data, consider using the -rand option\n");
1156 }
7e1b7485
RS		 1157 if (inrand != NULL) {
1158 randamt = app_RAND_load_files(inrand);
1159 BIO_printf(bio_err, "%ld semi-random bytes loaded\n", randamt);
1160 }
0f113f3e
MC		 1161
1162 if (bio_c_out == NULL) {
1163 if (c_quiet && !c_debug) {
1164 bio_c_out = BIO_new(BIO_s_null());
1165 if (c_msg && !bio_c_msg)
7e1b7485
RS		 1166 bio_c_msg = dup_bio_out();
1167 } else if (bio_c_out == NULL)
1168 bio_c_out = dup_bio_out();
0f113f3e 1169 }
edc032b5 1170#ifndef OPENSSL_NO_SRP
7e1b7485 1171 if (!app_passwd(srppass, NULL, &srp_arg.srppassin, NULL)) {
0f113f3e
MC		 1172 BIO_printf(bio_err, "Error getting password\n");
1173 goto end;
1174 }
1175#endif
1176
1177 ctx = SSL_CTX_new(meth);
1178 if (ctx == NULL) {
1179 ERR_print_errors(bio_err);
1180 goto end;
1181 }
1182
1183 if (sdebug)
1184 ssl_ctx_security_debug(ctx, bio_err, sdebug);
1185
7e1b7485 1186 if (vpmtouched && !SSL_CTX_set1_param(ctx, vpm)) {
ac59d705
MC		 1187 BIO_printf(bio_err, "Error setting verify params\n");
1188 ERR_print_errors(bio_err);
1189 goto end;
1190 }
0f113f3e 1191
7e1b7485 1192 if (!config_ctx(cctx, ssl_args, ctx, 1, jpake_secret == NULL))
0f113f3e 1193 goto end;
0f113f3e
MC		 1194
1195 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1196 crls, crl_download)) {
1197 BIO_printf(bio_err, "Error loading store locations\n");
1198 ERR_print_errors(bio_err);
1199 goto end;
1200 }
59d2d48f 1201#ifndef OPENSSL_NO_ENGINE
0f113f3e
MC		 1202 if (ssl_client_engine) {
1203 if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine)) {
1204 BIO_puts(bio_err, "Error setting client auth engine\n");
1205 ERR_print_errors(bio_err);
1206 ENGINE_free(ssl_client_engine);
1207 goto end;
1208 }
1209 ENGINE_free(ssl_client_engine);
1210 }
59d2d48f
DSH		 1211#endif
1212
ddac1974 1213#ifndef OPENSSL_NO_PSK
7e1b7485 1214 if (psk_key != NULL || jpake_secret) {
0f113f3e
MC		 1215 if (c_debug)
1216 BIO_printf(bio_c_out,
1217 "PSK key given or JPAKE in use, setting client callback\n");
1218 SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
1219 }
e783bae2
PS		 1220#endif
1221#ifndef OPENSSL_NO_SRTP
ac59d705 1222 if (srtp_profiles != NULL) {
7e1b7485
RS		 1223 /* Returns 0 on success! */
1224 if (SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles) != 0) {
ac59d705
MC		 1225 BIO_printf(bio_err, "Error setting SRTP profile\n");
1226 ERR_print_errors(bio_err);
1227 goto end;
1228 }
1229 }
0f113f3e 1230#endif
7e1b7485 1231
0f113f3e
MC		 1232 if (exc)
1233 ssl_ctx_set_excert(ctx, exc);
d02b48c6 1234
6f017a8f
AL		 1235#if !defined(OPENSSL_NO_TLSEXT)
1236# if !defined(OPENSSL_NO_NEXTPROTONEG)
0f113f3e
MC		 1237 if (next_proto.data)
1238 SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
6f017a8f 1239# endif
0f113f3e
MC		 1240 if (alpn_in) {
1241 unsigned short alpn_len;
1242 unsigned char *alpn = next_protos_parse(&alpn_len, alpn_in);
1243
1244 if (alpn == NULL) {
1245 BIO_printf(bio_err, "Error parsing -alpn argument\n");
1246 goto end;
1247 }
7e1b7485
RS		 1248 /* Returns 0 on success! */
1249 if (SSL_CTX_set_alpn_protos(ctx, alpn, alpn_len) != 0) {
1250 BIO_printf(bio_err, "Error setting ALPN\n");
ac59d705
MC		 1251 goto end;
1252 }
0f113f3e
MC		 1253 OPENSSL_free(alpn);
1254 }
ee2ffc27 1255#endif
a398f821 1256#ifndef OPENSSL_NO_TLSEXT
7e1b7485 1257 for (i = 0; i < serverinfo_count; i++) {
61986d32 1258 if (!SSL_CTX_add_client_custom_ext(ctx,
7e1b7485
RS		 1259 serverinfo_types[i],
1260 NULL, NULL, NULL,
1261 serverinfo_cli_parse_cb, NULL)) {
1262 BIO_printf(bio_err,
1263 "Warning: Unable to add custom extension %u, skipping\n",
1264 serverinfo_types[i]);
ac59d705 1265 }
0f113f3e 1266 }
a398f821 1267#endif
ee2ffc27 1268
0f113f3e
MC		 1269 if (state)
1270 SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);
d02b48c6 1271
0f113f3e 1272 SSL_CTX_set_verify(ctx, verify, verify_callback);
d02b48c6 1273
7e1b7485 1274 if (!ctx_set_verify_locations(ctx, CAfile, CApath)) {
0f113f3e 1275 ERR_print_errors(bio_err);
7e1b7485 1276 goto end;
0f113f3e 1277 }
d02b48c6 1278
0f113f3e 1279 ssl_ctx_add_crls(ctx, crls, crl_download);
fdb78f3d 1280
0f113f3e
MC		 1281 if (!set_cert_key_stuff(ctx, cert, key, chain, build_chain))
1282 goto end;
74ecfab4 1283
ed3883d2 1284#ifndef OPENSSL_NO_TLSEXT
0f113f3e
MC		 1285 if (servername != NULL) {
1286 tlsextcbp.biodebug = bio_err;
1287 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1288 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1289 }
1290# ifndef OPENSSL_NO_SRP
1291 if (srp_arg.srplogin) {
1292 if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin)) {
1293 BIO_printf(bio_err, "Unable to set SRP username\n");
1294 goto end;
1295 }
1296 srp_arg.msg = c_msg;
1297 srp_arg.debug = c_debug;
1298 SSL_CTX_set_srp_cb_arg(ctx, &srp_arg);
1299 SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
1300 SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
1301 if (c_msg || c_debug || srp_arg.amp == 0)
1302 SSL_CTX_set_srp_verify_param_callback(ctx,
1303 ssl_srp_verify_param_cb);
1304 }
1305# endif
1306#endif
1307
1308 con = SSL_new(ctx);
1309 if (sess_in) {
1310 SSL_SESSION *sess;
1311 BIO *stmp = BIO_new_file(sess_in, "r");
1312 if (!stmp) {
1313 BIO_printf(bio_err, "Can't open session file %s\n", sess_in);
1314 ERR_print_errors(bio_err);
1315 goto end;
1316 }
1317 sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
1318 BIO_free(stmp);
1319 if (!sess) {
1320 BIO_printf(bio_err, "Can't open session file %s\n", sess_in);
1321 ERR_print_errors(bio_err);
1322 goto end;
1323 }
61986d32 1324 if (!SSL_set_session(con, sess)) {
ac59d705
MC		 1325 BIO_printf(bio_err, "Can't set session\n");
1326 ERR_print_errors(bio_err);
1327 goto end;
1328 }
0f113f3e
MC		 1329 SSL_SESSION_free(sess);
1330 }
1331
1332 if (fallback_scsv)
1333 SSL_set_mode(con, SSL_MODE_SEND_FALLBACK_SCSV);
cf6da053 1334
ed3883d2 1335#ifndef OPENSSL_NO_TLSEXT
0f113f3e
MC		 1336 if (servername != NULL) {
1337 if (!SSL_set_tlsext_host_name(con, servername)) {
1338 BIO_printf(bio_err, "Unable to set TLS servername extension.\n");
1339 ERR_print_errors(bio_err);
1340 goto end;
1341 }
1342 }
ed3883d2 1343#endif
cf1b7d96 1344#ifndef OPENSSL_NO_KRB5
0f113f3e
MC		 1345 if (con && (kctx = kssl_ctx_new()) != NULL) {
1346 SSL_set0_kssl_ctx(con, kctx);
1347 kssl_ctx_setstring(kctx, KSSL_SERVER, host);
7e1b7485
RS		 1348 if (krb5svc)
1349 kssl_ctx_setstring(kctx, KSSL_SERVICE, krb5svc);
0f113f3e
MC		 1350 }
1351#endif /* OPENSSL_NO_KRB5 */
d02b48c6 1352
0f113f3e 1353 re_start:
9cd86abb 1354#ifdef NO_SYS_UN_H
0f113f3e 1355 if (init_client(&s, host, port, socket_type) == 0)
9cd86abb 1356#else
0f113f3e
MC		 1357 if ((!unix_path && (init_client(&s, host, port, socket_type) == 0)) ||
1358 (unix_path && (init_client_unix(&s, unix_path) == 0)))
9cd86abb 1359#endif
0f113f3e
MC		 1360 {
1361 BIO_printf(bio_err, "connect:errno=%d\n", get_last_socket_error());
1362 SHUTDOWN(s);
1363 goto end;
1364 }
1365 BIO_printf(bio_c_out, "CONNECTED(%08X)\n", s);
d02b48c6
RE		 1366
1367#ifdef FIONBIO
0f113f3e
MC		 1368 if (c_nbio) {
1369 unsigned long l = 1;
1370 BIO_printf(bio_c_out, "turning on non blocking io\n");
1371 if (BIO_socket_ioctl(s, FIONBIO, &l) < 0) {
1372 ERR_print_errors(bio_err);
1373 goto end;
1374 }
1375 }
1376#endif
1377 if (c_Pause & 0x01)
1378 SSL_set_debug(con, 1);
1379
1380 if (socket_type == SOCK_DGRAM) {
1381
1382 sbio = BIO_new_dgram(s, BIO_NOCLOSE);
1383 if (getsockname(s, &peer, (void *)&peerlen) < 0) {
1384 BIO_printf(bio_err, "getsockname:errno=%d\n",
1385 get_last_socket_error());
1386 SHUTDOWN(s);
1387 goto end;
1388 }
1389
1390 (void)BIO_ctrl_set_connected(sbio, 1, &peer);
1391
1392 if (enable_timeouts) {
1393 timeout.tv_sec = 0;
1394 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1395 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1396
1397 timeout.tv_sec = 0;
1398 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1399 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1400 }
1401
1402 if (socket_mtu) {
1403 if (socket_mtu < DTLS_get_link_min_mtu(con)) {
1404 BIO_printf(bio_err, "MTU too small. Must be at least %ld\n",
1405 DTLS_get_link_min_mtu(con));
1406 BIO_free(sbio);
1407 goto shut;
1408 }
1409 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1410 if (!DTLS_set_link_mtu(con, socket_mtu)) {
1411 BIO_printf(bio_err, "Failed to set MTU\n");
1412 BIO_free(sbio);
1413 goto shut;
1414 }
1415 } else
1416 /* want to do MTU discovery */
1417 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1418 } else
1419 sbio = BIO_new_socket(s, BIO_NOCLOSE);
1420
1421 if (nbio_test) {
1422 BIO *test;
1423
1424 test = BIO_new(BIO_f_nbio_test());
1425 sbio = BIO_push(test, sbio);
1426 }
1427
1428 if (c_debug) {
1429 SSL_set_debug(con, 1);
1430 BIO_set_callback(sbio, bio_dump_callback);
1431 BIO_set_callback_arg(sbio, (char *)bio_c_out);
1432 }
1433 if (c_msg) {
93ab9e42 1434#ifndef OPENSSL_NO_SSL_TRACE
0f113f3e
MC		 1435 if (c_msg == 2)
1436 SSL_set_msg_callback(con, SSL_trace);
1437 else
93ab9e42 1438#endif
0f113f3e
MC		 1439 SSL_set_msg_callback(con, msg_cb);
1440 SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out);
1441 }
6434abbf 1442#ifndef OPENSSL_NO_TLSEXT
0f113f3e
MC		 1443 if (c_tlsextdebug) {
1444 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1445 SSL_set_tlsext_debug_arg(con, bio_c_out);
1446 }
1447 if (c_status_req) {
1448 SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
1449 SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
1450 SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
0f113f3e 1451 }
6434abbf 1452#endif
79bd20fd 1453#ifndef OPENSSL_NO_JPAKE
0f113f3e
MC		 1454 if (jpake_secret)
1455 jpake_client_auth(bio_c_out, sbio, jpake_secret);
1456#endif
1457
1458 SSL_set_bio(con, sbio, sbio);
1459 SSL_set_connect_state(con);
1460
1461 /* ok, lets connect */
1462 width = SSL_get_fd(con) + 1;
1463
1464 read_tty = 1;
1465 write_tty = 0;
1466 tty_on = 0;
1467 read_ssl = 1;
1468 write_ssl = 1;
1469
1470 cbuf_len = 0;
1471 cbuf_off = 0;
1472 sbuf_len = 0;
1473 sbuf_off = 0;
1474
7e1b7485
RS		 1475 switch ((PROTOCOL_CHOICE) starttls_proto) {
1476 case PROTO_OFF:
1477 break;
1478 case PROTO_SMTP:
1479 {
1480 /*
1481 * This is an ugly hack that does a lot of assumptions. We do
1482 * have to handle multi-line responses which may come in a single
1483 * packet or not. We therefore have to use BIO_gets() which does
1484 * need a buffering BIO. So during the initial chitchat we do
1485 * push a buffering BIO into the chain that is removed again
1486 * later on to not disturb the rest of the s_client operation.
1487 */
1488 int foundit = 0;
1489 BIO *fbio = BIO_new(BIO_f_buffer());
1490 BIO_push(fbio, sbio);
1491 /* wait for multi-line response to end from SMTP */
1492 do {
1493 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1494 }
1495 while (mbuf_len > 3 && mbuf[3] == '-');
d8c25de5 1496 BIO_printf(fbio, "EHLO %s\r\n", ehlo);
7e1b7485
RS		 1497 (void)BIO_flush(fbio);
1498 /* wait for multi-line response to end EHLO SMTP response */
1499 do {
1500 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1501 if (strstr(mbuf, "STARTTLS"))
1502 foundit = 1;
1503 }
1504 while (mbuf_len > 3 && mbuf[3] == '-');
1505 (void)BIO_flush(fbio);
1506 BIO_pop(fbio);
1507 BIO_free(fbio);
1508 if (!foundit)
1509 BIO_printf(bio_err,
1510 "didn't found starttls in server response,"
1511 " try anyway...\n");
1512 BIO_printf(sbio, "STARTTLS\r\n");
1513 BIO_read(sbio, sbuf, BUFSIZZ);
0f113f3e 1514 }
7e1b7485
RS		 1515 break;
1516 case PROTO_POP3:
1517 {
1518 BIO_read(sbio, mbuf, BUFSIZZ);
1519 BIO_printf(sbio, "STLS\r\n");
1520 mbuf_len = BIO_read(sbio, sbuf, BUFSIZZ);
1521 if (mbuf_len < 0) {
1522 BIO_printf(bio_err, "BIO_read failed\n");
1523 goto end;
1524 }
0f113f3e 1525 }
7e1b7485
RS		 1526 break;
1527 case PROTO_IMAP:
1528 {
1529 int foundit = 0;
1530 BIO *fbio = BIO_new(BIO_f_buffer());
1531 BIO_push(fbio, sbio);
1532 BIO_gets(fbio, mbuf, BUFSIZZ);
1533 /* STARTTLS command requires CAPABILITY... */
1534 BIO_printf(fbio, ". CAPABILITY\r\n");
1535 (void)BIO_flush(fbio);
1536 /* wait for multi-line CAPABILITY response */
1537 do {
1538 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1539 if (strstr(mbuf, "STARTTLS"))
1540 foundit = 1;
1541 }
1542 while (mbuf_len > 3 && mbuf[0] != '.');
1543 (void)BIO_flush(fbio);
1544 BIO_pop(fbio);
1545 BIO_free(fbio);
1546 if (!foundit)
1547 BIO_printf(bio_err,
1548 "didn't found STARTTLS in server response,"
1549 " try anyway...\n");
1550 BIO_printf(sbio, ". STARTTLS\r\n");
1551 BIO_read(sbio, sbuf, BUFSIZZ);
0f113f3e 1552 }
7e1b7485
RS		 1553 break;
1554 case PROTO_FTP:
1555 {
1556 BIO *fbio = BIO_new(BIO_f_buffer());
1557 BIO_push(fbio, sbio);
1558 /* wait for multi-line response to end from FTP */
1559 do {
1560 mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
1561 }
1562 while (mbuf_len > 3 && mbuf[3] == '-');
1563 (void)BIO_flush(fbio);
1564 BIO_pop(fbio);
1565 BIO_free(fbio);
1566 BIO_printf(sbio, "AUTH TLS\r\n");
1567 BIO_read(sbio, sbuf, BUFSIZZ);
0f113f3e 1568 }
7e1b7485
RS		 1569 break;
1570 case PROTO_XMPP:
0f113f3e 1571 {
7e1b7485
RS		 1572 int seen = 0;
1573 BIO_printf(sbio, "<stream:stream "
1574 "xmlns:stream='http://etherx.jabber.org/streams' "
1575 "xmlns='jabber:client' to='%s' version='1.0'>",
d8c25de5 1576 xmpphost ? xmpphost : host);
0f113f3e 1577 seen = BIO_read(sbio, mbuf, BUFSIZZ);
7e1b7485
RS		 1578 mbuf[seen] = 0;
1579 while (!strstr
1580 (mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'")
1581 && !strstr(mbuf,
1582 "<starttls xmlns=\"urn:ietf:params:xml:ns:xmpp-tls\""))
1583 {
1584 seen = BIO_read(sbio, mbuf, BUFSIZZ);
0f113f3e 1585
7e1b7485
RS		 1586 if (seen <= 0)
1587 goto shut;
0f113f3e 1588
7e1b7485
RS		 1589 mbuf[seen] = 0;
1590 }
1591 BIO_printf(sbio,
1592 "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
1593 seen = BIO_read(sbio, sbuf, BUFSIZZ);
1594 sbuf[seen] = 0;
1595 if (!strstr(sbuf, "<proceed"))
1596 goto shut;
1597 mbuf[0] = 0;
0f113f3e 1598 }
7e1b7485 1599 break;
d8c25de5
RS		 1600 case PROTO_TELNET:
1601 {
1602 static const unsigned char tls_do[] = {
1603 /* IAC DO START_TLS */
1604 255, 253, 46
1605 };
1606 static const unsigned char tls_will[] = {
1607 /* IAC WILL START_TLS */
1608 255, 251, 46
1609 };
1610 static const unsigned char tls_follows[] = {
1611 /* IAC SB START_TLS FOLLOWS IAC SE */
1612 255, 250, 46, 1, 255, 240
1613 };
1614 int bytes;
1615
1616 /* Telnet server should demand we issue START_TLS */
1617 bytes = BIO_read(sbio, mbuf, BUFSIZZ);
1618 if (bytes != 3 || memcmp(mbuf, tls_do, 3) != 0)
1619 goto shut;
1620 /* Agree to issue START_TLS and send the FOLLOWS sub-command */
1621 BIO_write(sbio, tls_will, 3);
1622 BIO_write(sbio, tls_follows, 6);
1623 (void)BIO_flush(sbio);
1624 /* Telnet server also sent the FOLLOWS sub-command */
1625 bytes = BIO_read(sbio, mbuf, BUFSIZZ);
1626 if (bytes != 6 || memcmp(mbuf, tls_follows, 6) != 0)
1627 goto shut;
1628 }
0f113f3e
MC		 1629 }
1630
1631 for (;;) {
1632 FD_ZERO(&readfds);
1633 FD_ZERO(&writefds);
1634
1635 if ((SSL_version(con) == DTLS1_VERSION) &&
1636 DTLSv1_get_timeout(con, &timeout))
1637 timeoutp = &timeout;
1638 else
1639 timeoutp = NULL;
1640
1641 if (SSL_in_init(con) && !SSL_total_renegotiations(con)) {
1642 in_init = 1;
1643 tty_on = 0;
1644 } else {
1645 tty_on = 1;
1646 if (in_init) {
1647 in_init = 0;
7e1b7485
RS		 1648#ifndef OPENSSL_NO_TLSEXT
1649 if (servername != NULL && !SSL_session_reused(con)) {
1650 BIO_printf(bio_c_out,
1651 "Server did %sacknowledge servername extension.\n",
1652 tlsextcbp.ack ? "" : "not ");
1653 }
1654#endif
0f113f3e
MC		 1655 if (sess_out) {
1656 BIO *stmp = BIO_new_file(sess_out, "w");
1657 if (stmp) {
1658 PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
1659 BIO_free(stmp);
1660 } else
1661 BIO_printf(bio_err, "Error writing session file %s\n",
1662 sess_out);
1663 }
1664 if (c_brief) {
1665 BIO_puts(bio_err, "CONNECTION ESTABLISHED\n");
1666 print_ssl_summary(bio_err, con);
1667 }
1668
1669 print_stuff(bio_c_out, con, full_log);
1670 if (full_log > 0)
1671 full_log--;
1672
1673 if (starttls_proto) {
7e1b7485 1674 BIO_write(bio_err, mbuf, mbuf_len);
0f113f3e 1675 /* We don't need to know any more */
7e1b7485
RS		 1676 if (!reconnect)
1677 starttls_proto = PROTO_OFF;
0f113f3e
MC		 1678 }
1679
1680 if (reconnect) {
1681 reconnect--;
1682 BIO_printf(bio_c_out,
1683 "drop connection and then reconnect\n");
1684 SSL_shutdown(con);
1685 SSL_set_connect_state(con);
1686 SHUTDOWN(SSL_get_fd(con));
1687 goto re_start;
1688 }
1689 }
1690 }
1691
1692 ssl_pending = read_ssl && SSL_pending(con);
1693
1694 if (!ssl_pending) {
b317819b 1695#if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE)
0f113f3e
MC		 1696 if (tty_on) {
1697 if (read_tty)
1698 openssl_fdset(fileno(stdin), &readfds);
1699 if (write_tty)
1700 openssl_fdset(fileno(stdout), &writefds);
1701 }
1702 if (read_ssl)
1703 openssl_fdset(SSL_get_fd(con), &readfds);
1704 if (write_ssl)
1705 openssl_fdset(SSL_get_fd(con), &writefds);
06f4536a 1706#else
0f113f3e
MC		 1707 if (!tty_on || !write_tty) {
1708 if (read_ssl)
1709 openssl_fdset(SSL_get_fd(con), &readfds);
1710 if (write_ssl)
1711 openssl_fdset(SSL_get_fd(con), &writefds);
1712 }
1713#endif
0f113f3e
MC		 1714
1715 /*
1716 * Note: under VMS with SOCKETSHR the second parameter is
1717 * currently of type (int *) whereas under other systems it is
1718 * (void *) if you don't have a cast it will choke the compiler:
1719 * if you do have a cast then you can either go for (int *) or
1720 * (void *).
1721 */
3d7c4a5a 1722#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
0f113f3e
MC		 1723 /*
1724 * Under Windows/DOS we make the assumption that we can always
1725 * write to the tty: therefore if we need to write to the tty we
1726 * just fall through. Otherwise we timeout the select every
1727 * second and see if there are any keypresses. Note: this is a
1728 * hack, in a proper Windows application we wouldn't do this.
1729 */
1730 i = 0;
1731 if (!write_tty) {
1732 if (read_tty) {
1733 tv.tv_sec = 1;
1734 tv.tv_usec = 0;
1735 i = select(width, (void *)&readfds, (void *)&writefds,
1736 NULL, &tv);
1737# if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1738 if (!i && (!_kbhit() || !read_tty))
1739 continue;
1740# else
1741 if (!i && (!((_kbhit())
1742 || (WAIT_OBJECT_0 ==
1743 WaitForSingleObject(GetStdHandle
1744 (STD_INPUT_HANDLE),
1745 0)))
1746 || !read_tty))
1747 continue;
1748# endif
1749 } else
1750 i = select(width, (void *)&readfds, (void *)&writefds,
1751 NULL, timeoutp);
1752 }
47c1735a 1753#elif defined(OPENSSL_SYS_NETWARE)
0f113f3e
MC		 1754 if (!write_tty) {
1755 if (read_tty) {
1756 tv.tv_sec = 1;
1757 tv.tv_usec = 0;
1758 i = select(width, (void *)&readfds, (void *)&writefds,
1759 NULL, &tv);
1760 } else
1761 i = select(width, (void *)&readfds, (void *)&writefds,
1762 NULL, timeoutp);
1763 }
06f4536a 1764#else
0f113f3e
MC		 1765 i = select(width, (void *)&readfds, (void *)&writefds,
1766 NULL, timeoutp);
1767#endif
1768 if (i < 0) {
1769 BIO_printf(bio_err, "bad select %d\n",
1770 get_last_socket_error());
1771 goto shut;
1772 /* goto end; */
1773 }
1774 }
1775
1776 if ((SSL_version(con) == DTLS1_VERSION)
1777 && DTLSv1_handle_timeout(con) > 0) {
1778 BIO_printf(bio_err, "TIMEOUT occurred\n");
1779 }
1780
1781 if (!ssl_pending && FD_ISSET(SSL_get_fd(con), &writefds)) {
1782 k = SSL_write(con, &(cbuf[cbuf_off]), (unsigned int)cbuf_len);
1783 switch (SSL_get_error(con, k)) {
1784 case SSL_ERROR_NONE:
1785 cbuf_off += k;
1786 cbuf_len -= k;
1787 if (k <= 0)
1788 goto end;
1789 /* we have done a write(con,NULL,0); */
1790 if (cbuf_len <= 0) {
1791 read_tty = 1;
1792 write_ssl = 0;
1793 } else { /* if (cbuf_len > 0) */
1794
1795 read_tty = 0;
1796 write_ssl = 1;
1797 }
1798 break;
1799 case SSL_ERROR_WANT_WRITE:
1800 BIO_printf(bio_c_out, "write W BLOCK\n");
1801 write_ssl = 1;
1802 read_tty = 0;
1803 break;
1804 case SSL_ERROR_WANT_READ:
1805 BIO_printf(bio_c_out, "write R BLOCK\n");
1806 write_tty = 0;
1807 read_ssl = 1;
1808 write_ssl = 0;
1809 break;
1810 case SSL_ERROR_WANT_X509_LOOKUP:
1811 BIO_printf(bio_c_out, "write X BLOCK\n");
1812 break;
1813 case SSL_ERROR_ZERO_RETURN:
1814 if (cbuf_len != 0) {
1815 BIO_printf(bio_c_out, "shutdown\n");
1816 ret = 0;
1817 goto shut;
1818 } else {
1819 read_tty = 1;
1820 write_ssl = 0;
1821 break;
1822 }
1823
1824 case SSL_ERROR_SYSCALL:
1825 if ((k != 0) || (cbuf_len != 0)) {
1826 BIO_printf(bio_err, "write:errno=%d\n",
1827 get_last_socket_error());
1828 goto shut;
1829 } else {
1830 read_tty = 1;
1831 write_ssl = 0;
1832 }
1833 break;
1834 case SSL_ERROR_SSL:
1835 ERR_print_errors(bio_err);
1836 goto shut;
1837 }
1838 }
b317819b 1839#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
0f113f3e
MC		 1840 /* Assume Windows/DOS/BeOS can always write */
1841 else if (!ssl_pending && write_tty)
06f4536a 1842#else
0f113f3e 1843 else if (!ssl_pending && FD_ISSET(fileno(stdout), &writefds))
06f4536a 1844#endif
0f113f3e 1845 {
a53955d8 1846#ifdef CHARSET_EBCDIC
0f113f3e
MC		 1847 ascii2ebcdic(&(sbuf[sbuf_off]), &(sbuf[sbuf_off]), sbuf_len);
1848#endif
1849 i = raw_write_stdout(&(sbuf[sbuf_off]), sbuf_len);
1850
1851 if (i <= 0) {
1852 BIO_printf(bio_c_out, "DONE\n");
1853 ret = 0;
1854 goto shut;
1855 /* goto end; */
1856 }
1857
1858 sbuf_len -= i;;
1859 sbuf_off += i;
1860 if (sbuf_len <= 0) {
1861 read_ssl = 1;
1862 write_tty = 0;
1863 }
1864 } else if (ssl_pending || FD_ISSET(SSL_get_fd(con), &readfds)) {
58964a49 1865#ifdef RENEG
0f113f3e
MC		 1866 {
1867 static int iiii;
1868 if (++iiii == 52) {
1869 SSL_renegotiate(con);
1870 iiii = 0;
1871 }
1872 }
58964a49 1873#endif
0f113f3e 1874 k = SSL_read(con, sbuf, 1024 /* BUFSIZZ */ );
0f113f3e
MC		 1875
1876 switch (SSL_get_error(con, k)) {
1877 case SSL_ERROR_NONE:
1878 if (k <= 0)
1879 goto end;
1880 sbuf_off = 0;
1881 sbuf_len = k;
1882
1883 read_ssl = 0;
1884 write_tty = 1;
1885 break;
1886 case SSL_ERROR_WANT_WRITE:
1887 BIO_printf(bio_c_out, "read W BLOCK\n");
1888 write_ssl = 1;
1889 read_tty = 0;
1890 break;
1891 case SSL_ERROR_WANT_READ:
1892 BIO_printf(bio_c_out, "read R BLOCK\n");
1893 write_tty = 0;
1894 read_ssl = 1;
1895 if ((read_tty == 0) && (write_ssl == 0))
1896 write_ssl = 1;
1897 break;
1898 case SSL_ERROR_WANT_X509_LOOKUP:
1899 BIO_printf(bio_c_out, "read X BLOCK\n");
1900 break;
1901 case SSL_ERROR_SYSCALL:
1902 ret = get_last_socket_error();
1903 if (c_brief)
1904 BIO_puts(bio_err, "CONNECTION CLOSED BY SERVER\n");
1905 else
1906 BIO_printf(bio_err, "read:errno=%d\n", ret);
1907 goto shut;
1908 case SSL_ERROR_ZERO_RETURN:
1909 BIO_printf(bio_c_out, "closed\n");
1910 ret = 0;
1911 goto shut;
1912 case SSL_ERROR_SSL:
1913 ERR_print_errors(bio_err);
1914 goto shut;
1915 /* break; */
1916 }
1917 }
3d7c4a5a 1918#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
0f113f3e
MC		 1919# if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
1920 else if (_kbhit())
1921# else
1922 else if ((_kbhit())
1923 || (WAIT_OBJECT_0 ==
1924 WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
1925# endif
4d8743f4 1926#elif defined (OPENSSL_SYS_NETWARE)
0f113f3e 1927 else if (_kbhit())
06f4536a 1928#else
0f113f3e
MC		 1929 else if (FD_ISSET(fileno(stdin), &readfds))
1930#endif
1931 {
1932 if (crlf) {
1933 int j, lf_num;
1934
1935 i = raw_read_stdin(cbuf, BUFSIZZ / 2);
1936 lf_num = 0;
1937 /* both loops are skipped when i <= 0 */
1938 for (j = 0; j < i; j++)
1939 if (cbuf[j] == '\n')
1940 lf_num++;
1941 for (j = i - 1; j >= 0; j--) {
1942 cbuf[j + lf_num] = cbuf[j];
1943 if (cbuf[j] == '\n') {
1944 lf_num--;
1945 i++;
1946 cbuf[j + lf_num] = '\r';
1947 }
1948 }
1949 assert(lf_num == 0);
1950 } else
1951 i = raw_read_stdin(cbuf, BUFSIZZ);
1952
6ba8a5b7 1953 if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q' && cmdletters))) {
0f113f3e
MC		 1954 BIO_printf(bio_err, "DONE\n");
1955 ret = 0;
1956 goto shut;
1957 }
1958
6ba8a5b7 1959 if ((!c_ign_eof) && (cbuf[0] == 'R' && cmdletters)) {
0f113f3e
MC		 1960 BIO_printf(bio_err, "RENEGOTIATING\n");
1961 SSL_renegotiate(con);
1962 cbuf_len = 0;
1963 }
4817504d 1964#ifndef OPENSSL_NO_HEARTBEATS
6ba8a5b7 1965 else if ((!c_ign_eof) && (cbuf[0] == 'B' && cmdletters)) {
0f113f3e
MC		 1966 BIO_printf(bio_err, "HEARTBEATING\n");
1967 SSL_heartbeat(con);
1968 cbuf_len = 0;
1969 }
1970#endif
1971 else {
1972 cbuf_len = i;
1973 cbuf_off = 0;
a53955d8 1974#ifdef CHARSET_EBCDIC
0f113f3e
MC		 1975 ebcdic2ascii(cbuf, cbuf, i);
1976#endif
1977 }
1978
1979 write_ssl = 1;
1980 read_tty = 0;
1981 }
1982 }
1983
1984 ret = 0;
1985 shut:
1986 if (in_init)
1987 print_stuff(bio_c_out, con, full_log);
1988 SSL_shutdown(con);
1989 SHUTDOWN(SSL_get_fd(con));
1990 end:
1991 if (con != NULL) {
1992 if (prexit != 0)
1993 print_stuff(bio_c_out, con, 1);
1994 SSL_free(con);
1995 }
dd251659 1996#if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
0f113f3e
MC		 1997 if (next_proto.data)
1998 OPENSSL_free(next_proto.data);
1999#endif
62adbcee 2000 SSL_CTX_free(ctx);
0f113f3e
MC		 2001 if (cert)
2002 X509_free(cert);
2003 if (crls)
2004 sk_X509_CRL_pop_free(crls, X509_CRL_free);
c5ba2d99 2005 EVP_PKEY_free(key);
0f113f3e
MC		 2006 if (chain)
2007 sk_X509_pop_free(chain, X509_free);
2008 if (pass)
2009 OPENSSL_free(pass);
2010 if (vpm)
2011 X509_VERIFY_PARAM_free(vpm);
2012 ssl_excert_free(exc);
7e1b7485 2013 sk_OPENSSL_STRING_free(ssl_args);
62adbcee 2014 SSL_CONF_CTX_free(cctx);
b252cf0d 2015#ifndef OPENSSL_NO_JPAKE
0f113f3e
MC		 2016 if (jpake_secret && psk_key)
2017 OPENSSL_free(psk_key);
2018#endif
2019 if (cbuf != NULL) {
2020 OPENSSL_cleanse(cbuf, BUFSIZZ);
2021 OPENSSL_free(cbuf);
2022 }
2023 if (sbuf != NULL) {
2024 OPENSSL_cleanse(sbuf, BUFSIZZ);
2025 OPENSSL_free(sbuf);
2026 }
2027 if (mbuf != NULL) {
2028 OPENSSL_cleanse(mbuf, BUFSIZZ);
2029 OPENSSL_free(mbuf);
2030 }
ca3a82c3
RS		 2031 BIO_free(bio_c_out);
2032 bio_c_out = NULL;
2033 BIO_free(bio_c_msg);
2034 bio_c_msg = NULL;
7e1b7485 2035 return (ret);
0f113f3e 2036}
d02b48c6 2037
6b691a5c 2038static void print_stuff(BIO *bio, SSL *s, int full)
0f113f3e
MC		 2039{
2040 X509 *peer = NULL;
2041 char buf[BUFSIZ];
2042 STACK_OF(X509) *sk;
2043 STACK_OF(X509_NAME) *sk2;
2044 const SSL_CIPHER *c;
2045 X509_NAME *xn;
2046 int i;
09b6c2ef 2047#ifndef OPENSSL_NO_COMP
0f113f3e
MC		 2048 const COMP_METHOD *comp, *expansion;
2049#endif
2050 unsigned char *exportedkeymat;
2051
2052 if (full) {
2053 int got_a_chain = 0;
2054
2055 sk = SSL_get_peer_cert_chain(s);
2056 if (sk != NULL) {
7e1b7485 2057 got_a_chain = 1;
0f113f3e
MC		 2058
2059 BIO_printf(bio, "---\nCertificate chain\n");
2060 for (i = 0; i < sk_X509_num(sk); i++) {
2061 X509_NAME_oneline(X509_get_subject_name(sk_X509_value(sk, i)),
2062 buf, sizeof buf);
2063 BIO_printf(bio, "%2d s:%s\n", i, buf);
2064 X509_NAME_oneline(X509_get_issuer_name(sk_X509_value(sk, i)),
2065 buf, sizeof buf);
2066 BIO_printf(bio, " i:%s\n", buf);
2067 if (c_showcerts)
2068 PEM_write_bio_X509(bio, sk_X509_value(sk, i));
2069 }
2070 }
2071
2072 BIO_printf(bio, "---\n");
2073 peer = SSL_get_peer_certificate(s);
2074 if (peer != NULL) {
2075 BIO_printf(bio, "Server certificate\n");
2076
2077 /* Redundant if we showed the whole chain */
2078 if (!(c_showcerts && got_a_chain))
2079 PEM_write_bio_X509(bio, peer);
2080 X509_NAME_oneline(X509_get_subject_name(peer), buf, sizeof buf);
2081 BIO_printf(bio, "subject=%s\n", buf);
2082 X509_NAME_oneline(X509_get_issuer_name(peer), buf, sizeof buf);
2083 BIO_printf(bio, "issuer=%s\n", buf);
2084 } else
2085 BIO_printf(bio, "no peer certificate available\n");
2086
2087 sk2 = SSL_get_client_CA_list(s);
2088 if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0)) {
2089 BIO_printf(bio, "---\nAcceptable client certificate CA names\n");
2090 for (i = 0; i < sk_X509_NAME_num(sk2); i++) {
2091 xn = sk_X509_NAME_value(sk2, i);
2092 X509_NAME_oneline(xn, buf, sizeof(buf));
2093 BIO_write(bio, buf, strlen(buf));
2094 BIO_write(bio, "\n", 1);
2095 }
2096 } else {
2097 BIO_printf(bio, "---\nNo client certificate CA names sent\n");
2098 }
2099
2100 ssl_print_sigalgs(bio, s);
2101 ssl_print_tmp_key(bio, s);
2102
2103 BIO_printf(bio,
2104 "---\nSSL handshake has read %ld bytes and written %ld bytes\n",
2105 BIO_number_read(SSL_get_rbio(s)),
2106 BIO_number_written(SSL_get_wbio(s)));
2107 }
2108 BIO_printf(bio, (SSL_cache_hit(s) ? "---\nReused, " : "---\nNew, "));
2109 c = SSL_get_current_cipher(s);
2110 BIO_printf(bio, "%s, Cipher is %s\n",
2111 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
2112 if (peer != NULL) {
2113 EVP_PKEY *pktmp;
2114 pktmp = X509_get_pubkey(peer);
2115 BIO_printf(bio, "Server public key is %d bit\n",
2116 EVP_PKEY_bits(pktmp));
2117 EVP_PKEY_free(pktmp);
2118 }
2119 BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
2120 SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
09b6c2ef 2121#ifndef OPENSSL_NO_COMP
0f113f3e
MC		 2122 comp = SSL_get_current_compression(s);
2123 expansion = SSL_get_current_expansion(s);
2124 BIO_printf(bio, "Compression: %s\n",
2125 comp ? SSL_COMP_get_name(comp) : "NONE");
2126 BIO_printf(bio, "Expansion: %s\n",
2127 expansion ? SSL_COMP_get_name(expansion) : "NONE");
2128#endif
2129
57559471 2130#ifdef SSL_DEBUG
0f113f3e
MC		 2131 {
2132 /* Print out local port of connection: useful for debugging */
2133 int sock;
2134 struct sockaddr_in ladd;
2135 socklen_t ladd_size = sizeof(ladd);
2136 sock = SSL_get_fd(s);
2137 getsockname(sock, (struct sockaddr *)&ladd, &ladd_size);
2138 BIO_printf(bio_c_out, "LOCAL PORT is %u\n", ntohs(ladd.sin_port));
2139 }
a2f9200f
DSH		 2140#endif
2141
6f017a8f
AL		 2142#if !defined(OPENSSL_NO_TLSEXT)
2143# if !defined(OPENSSL_NO_NEXTPROTONEG)
0f113f3e
MC		 2144 if (next_proto.status != -1) {
2145 const unsigned char *proto;
2146 unsigned int proto_len;
2147 SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
2148 BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
2149 BIO_write(bio, proto, proto_len);
2150 BIO_write(bio, "\n", 1);
2151 }
2911575c 2152# endif
0f113f3e
MC		 2153 {
2154 const unsigned char *proto;
2155 unsigned int proto_len;
2156 SSL_get0_alpn_selected(s, &proto, &proto_len);
2157 if (proto_len > 0) {
2158 BIO_printf(bio, "ALPN protocol: ");
2159 BIO_write(bio, proto, proto_len);
2160 BIO_write(bio, "\n", 1);
2161 } else
2162 BIO_printf(bio, "No ALPN negotiated\n");
2163 }
71fa4513
BL		 2164#endif
2165
e783bae2 2166#ifndef OPENSSL_NO_SRTP
0f113f3e
MC		 2167 {
2168 SRTP_PROTECTION_PROFILE *srtp_profile =
2169 SSL_get_selected_srtp_profile(s);
2170
2171 if (srtp_profile)
2172 BIO_printf(bio, "SRTP Extension negotiated, profile=%s\n",
2173 srtp_profile->name);
2174 }
2175#endif
2176
2177 SSL_SESSION_print(bio, SSL_get_session(s));
2178 if (keymatexportlabel != NULL) {
2179 BIO_printf(bio, "Keying material exporter:\n");
2180 BIO_printf(bio, " Label: '%s'\n", keymatexportlabel);
2181 BIO_printf(bio, " Length: %i bytes\n", keymatexportlen);
2182 exportedkeymat = OPENSSL_malloc(keymatexportlen);
2183 if (exportedkeymat != NULL) {
2184 if (!SSL_export_keying_material(s, exportedkeymat,
2185 keymatexportlen,
2186 keymatexportlabel,
2187 strlen(keymatexportlabel),
2188 NULL, 0, 0)) {
2189 BIO_printf(bio, " Error\n");
2190 } else {
2191 BIO_printf(bio, " Keying material: ");
2192 for (i = 0; i < keymatexportlen; i++)
2193 BIO_printf(bio, "%02X", exportedkeymat[i]);
2194 BIO_printf(bio, "\n");
2195 }
2196 OPENSSL_free(exportedkeymat);
2197 }
2198 }
2199 BIO_printf(bio, "---\n");
2200 if (peer != NULL)
2201 X509_free(peer);
2202 /* flush, or debugging output gets mixed with http response */
2203 (void)BIO_flush(bio);
2204}
d02b48c6 2205
0702150f
DSH		 2206#ifndef OPENSSL_NO_TLSEXT
2207
67c8e7f4 2208static int ocsp_resp_cb(SSL *s, void *arg)
0f113f3e
MC		 2209{
2210 const unsigned char *p;
2211 int len;
2212 OCSP_RESPONSE *rsp;
2213 len = SSL_get_tlsext_status_ocsp_resp(s, &p);
2214 BIO_puts(arg, "OCSP response: ");
2215 if (!p) {
2216 BIO_puts(arg, "no response sent\n");
2217 return 1;
2218 }
2219 rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
2220 if (!rsp) {
2221 BIO_puts(arg, "response parse error\n");
2222 BIO_dump_indent(arg, (char *)p, len, 4);
2223 return 0;
2224 }
2225 BIO_puts(arg, "\n======================================\n");
2226 OCSP_RESPONSE_print(arg, rsp, 0);
2227 BIO_puts(arg, "======================================\n");
2228 OCSP_RESPONSE_free(rsp);
2229 return 1;
2230}
0702150f
DSH		 2231
2232#endif
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