Import OpenSSL-1.0.1a.
[dragonfly.git] / crypto / openssl / apps / s_server.c
CommitLineData
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1/* apps/s_server.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58/* ====================================================================
919b01cc 59 * Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved.
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60 *
61 * Redistribution and use in source and binary forms, with or without
62 * modification, are permitted provided that the following conditions
63 * are met:
64 *
65 * 1. Redistributions of source code must retain the above copyright
66 * notice, this list of conditions and the following disclaimer.
67 *
68 * 2. Redistributions in binary form must reproduce the above copyright
69 * notice, this list of conditions and the following disclaimer in
70 * the documentation and/or other materials provided with the
71 * distribution.
72 *
73 * 3. All advertising materials mentioning features or use of this
74 * software must display the following acknowledgment:
75 * "This product includes software developed by the OpenSSL Project
76 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
77 *
78 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
79 * endorse or promote products derived from this software without
80 * prior written permission. For written permission, please contact
81 * openssl-core@openssl.org.
82 *
83 * 5. Products derived from this software may not be called "OpenSSL"
84 * nor may "OpenSSL" appear in their names without prior written
85 * permission of the OpenSSL Project.
86 *
87 * 6. Redistributions of any form whatsoever must retain the following
88 * acknowledgment:
89 * "This product includes software developed by the OpenSSL Project
90 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
91 *
92 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
93 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
94 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
95 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
96 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
97 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
98 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
99 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
100 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
101 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
102 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
103 * OF THE POSSIBILITY OF SUCH DAMAGE.
104 * ====================================================================
105 *
106 * This product includes cryptographic software written by Eric Young
107 * (eay@cryptsoft.com). This product includes software written by Tim
108 * Hudson (tjh@cryptsoft.com).
109 *
110 */
111/* ====================================================================
112 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
113 * ECC cipher suite support in OpenSSL originally developed by
114 * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
115 */
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116/* ====================================================================
117 * Copyright 2005 Nokia. All rights reserved.
118 *
119 * The portions of the attached software ("Contribution") is developed by
120 * Nokia Corporation and is licensed pursuant to the OpenSSL open source
121 * license.
122 *
123 * The Contribution, originally written by Mika Kousa and Pasi Eronen of
124 * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
125 * support (see RFC 4279) to OpenSSL.
126 *
127 * No patent licenses or other rights except those expressly stated in
128 * the OpenSSL open source license shall be deemed granted or received
129 * expressly, by implication, estoppel, or otherwise.
130 *
131 * No assurances are provided by Nokia that the Contribution does not
132 * infringe the patent or other intellectual property rights of any third
133 * party or that the license provides you with all the necessary rights
134 * to make use of the Contribution.
135 *
136 * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
137 * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
138 * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
139 * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
140 * OTHERWISE.
141 */
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142
143/* Until the key-gen callbacks are modified to use newer prototypes, we allow
144 * deprecated functions for openssl-internal code */
145#ifdef OPENSSL_NO_DEPRECATED
146#undef OPENSSL_NO_DEPRECATED
147#endif
148
149#include <assert.h>
919b01cc 150#include <ctype.h>
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151#include <stdio.h>
152#include <stdlib.h>
153#include <string.h>
154
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155#include <openssl/e_os2.h>
156#ifdef OPENSSL_NO_STDIO
157#define APPS_WIN16
158#endif
159
160#if !defined(OPENSSL_SYS_NETWARE) /* conflicts with winsock2 stuff on netware */
161#include <sys/types.h>
162#endif
163
164/* With IPv6, it looks like Digital has mixed up the proper order of
165 recursive header file inclusion, resulting in the compiler complaining
166 that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which
167 is needed to have fileno() declared correctly... So let's define u_int */
168#if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
169#define __U_INT
170typedef unsigned int u_int;
171#endif
172
173#include <openssl/lhash.h>
174#include <openssl/bn.h>
175#define USE_SOCKETS
176#include "apps.h"
177#include <openssl/err.h>
178#include <openssl/pem.h>
179#include <openssl/x509.h>
180#include <openssl/ssl.h>
181#include <openssl/rand.h>
2e6ca3d0 182#include <openssl/ocsp.h>
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183#ifndef OPENSSL_NO_DH
184#include <openssl/dh.h>
185#endif
186#ifndef OPENSSL_NO_RSA
187#include <openssl/rsa.h>
188#endif
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189#ifndef OPENSSL_NO_SRP
190#include <openssl/srp.h>
191#endif
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192#include "s_apps.h"
193#include "timeouts.h"
194
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195#if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000)
196/* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */
197#undef FIONBIO
198#endif
199
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200#if defined(OPENSSL_SYS_BEOS_R5)
201#include <fcntl.h>
202#endif
203
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204#ifndef OPENSSL_NO_RSA
205static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength);
206#endif
207static int sv_body(char *hostname, int s, unsigned char *context);
208static int www_body(char *hostname, int s, unsigned char *context);
209static void close_accept_socket(void );
210static void sv_usage(void);
211static int init_ssl_connection(SSL *s);
212static void print_stats(BIO *bp,SSL_CTX *ctx);
213static int generate_session_id(const SSL *ssl, unsigned char *id,
214 unsigned int *id_len);
215#ifndef OPENSSL_NO_DH
216static DH *load_dh_param(const char *dhfile);
217static DH *get_dh512(void);
218#endif
219
220#ifdef MONOLITH
221static void s_server_init(void);
222#endif
223
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224#ifndef OPENSSL_NO_DH
225static unsigned char dh512_p[]={
226 0xDA,0x58,0x3C,0x16,0xD9,0x85,0x22,0x89,0xD0,0xE4,0xAF,0x75,
227 0x6F,0x4C,0xCA,0x92,0xDD,0x4B,0xE5,0x33,0xB8,0x04,0xFB,0x0F,
228 0xED,0x94,0xEF,0x9C,0x8A,0x44,0x03,0xED,0x57,0x46,0x50,0xD3,
229 0x69,0x99,0xDB,0x29,0xD7,0x76,0x27,0x6B,0xA2,0xD3,0xD4,0x12,
230 0xE2,0x18,0xF4,0xDD,0x1E,0x08,0x4C,0xF6,0xD8,0x00,0x3E,0x7C,
231 0x47,0x74,0xE8,0x33,
232 };
233static unsigned char dh512_g[]={
234 0x02,
235 };
236
237static DH *get_dh512(void)
238 {
239 DH *dh=NULL;
240
241 if ((dh=DH_new()) == NULL) return(NULL);
242 dh->p=BN_bin2bn(dh512_p,sizeof(dh512_p),NULL);
243 dh->g=BN_bin2bn(dh512_g,sizeof(dh512_g),NULL);
244 if ((dh->p == NULL) || (dh->g == NULL))
245 return(NULL);
246 return(dh);
247 }
248#endif
249
250
251/* static int load_CA(SSL_CTX *ctx, char *file);*/
252
253#undef BUFSIZZ
254#define BUFSIZZ 16*1024
255static int bufsize=BUFSIZZ;
256static int accept_socket= -1;
257
258#define TEST_CERT "server.pem"
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259#ifndef OPENSSL_NO_TLSEXT
260#define TEST_CERT2 "server2.pem"
261#endif
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262#undef PROG
263#define PROG s_server_main
264
919b01cc 265extern int verify_depth, verify_return_error;
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266
267static char *cipher=NULL;
268static int s_server_verify=SSL_VERIFY_NONE;
269static int s_server_session_id_context = 1; /* anything will do */
270static const char *s_cert_file=TEST_CERT,*s_key_file=NULL;
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271#ifndef OPENSSL_NO_TLSEXT
272static const char *s_cert_file2=TEST_CERT2,*s_key_file2=NULL;
273#endif
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274static char *s_dcert_file=NULL,*s_dkey_file=NULL;
275#ifdef FIONBIO
276static int s_nbio=0;
277#endif
278static int s_nbio_test=0;
279int s_crlf=0;
280static SSL_CTX *ctx=NULL;
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281#ifndef OPENSSL_NO_TLSEXT
282static SSL_CTX *ctx2=NULL;
283#endif
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284static int www=0;
285
286static BIO *bio_s_out=NULL;
287static int s_debug=0;
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288#ifndef OPENSSL_NO_TLSEXT
289static int s_tlsextdebug=0;
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290static int s_tlsextstatus=0;
291static int cert_status_cb(SSL *s, void *arg);
e6bc27f5 292#endif
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293static int s_msg=0;
294static int s_quiet=0;
295
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296static char *keymatexportlabel=NULL;
297static int keymatexportlen=20;
298
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299static int hack=0;
300#ifndef OPENSSL_NO_ENGINE
301static char *engine_id=NULL;
302#endif
303static const char *session_id_prefix=NULL;
304
305static int enable_timeouts = 0;
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306static long socket_mtu;
307#ifndef OPENSSL_NO_DTLS1
56276539 308static int cert_chain = 0;
5f042374 309#endif
56276539 310
672590bc 311
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312#ifndef OPENSSL_NO_PSK
313static char *psk_identity="Client_identity";
314char *psk_key=NULL; /* by default PSK is not used */
315
316static unsigned int psk_server_cb(SSL *ssl, const char *identity,
317 unsigned char *psk, unsigned int max_psk_len)
318 {
319 unsigned int psk_len = 0;
320 int ret;
321 BIGNUM *bn = NULL;
322
323 if (s_debug)
324 BIO_printf(bio_s_out,"psk_server_cb\n");
325 if (!identity)
326 {
327 BIO_printf(bio_err,"Error: client did not send PSK identity\n");
328 goto out_err;
329 }
330 if (s_debug)
331 BIO_printf(bio_s_out,"identity_len=%d identity=%s\n",
332 identity ? (int)strlen(identity) : 0, identity);
333
334 /* here we could lookup the given identity e.g. from a database */
335 if (strcmp(identity, psk_identity) != 0)
336 {
337 BIO_printf(bio_s_out, "PSK error: client identity not found"
338 " (got '%s' expected '%s')\n", identity,
339 psk_identity);
340 goto out_err;
341 }
342 if (s_debug)
343 BIO_printf(bio_s_out, "PSK client identity found\n");
344
345 /* convert the PSK key to binary */
346 ret = BN_hex2bn(&bn, psk_key);
347 if (!ret)
348 {
349 BIO_printf(bio_err,"Could not convert PSK key '%s' to BIGNUM\n", psk_key);
350 if (bn)
351 BN_free(bn);
352 return 0;
353 }
354 if (BN_num_bytes(bn) > (int)max_psk_len)
355 {
356 BIO_printf(bio_err,"psk buffer of callback is too small (%d) for key (%d)\n",
357 max_psk_len, BN_num_bytes(bn));
358 BN_free(bn);
359 return 0;
360 }
361
362 ret = BN_bn2bin(bn, psk);
363 BN_free(bn);
364
365 if (ret < 0)
366 goto out_err;
367 psk_len = (unsigned int)ret;
368
369 if (s_debug)
370 BIO_printf(bio_s_out, "fetched PSK len=%d\n", psk_len);
371 return psk_len;
372 out_err:
373 if (s_debug)
374 BIO_printf(bio_err, "Error in PSK server callback\n");
375 return 0;
376 }
377#endif
56276539 378
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379#ifndef OPENSSL_NO_SRP
380/* This is a context that we pass to callbacks */
381typedef struct srpsrvparm_st
382 {
383 char *login;
384 SRP_VBASE *vb;
385 SRP_user_pwd *user;
386 } srpsrvparm;
387
388/* This callback pretends to require some asynchronous logic in order to obtain
389 a verifier. When the callback is called for a new connection we return
390 with a negative value. This will provoke the accept etc to return with
391 an LOOKUP_X509. The main logic of the reinvokes the suspended call
392 (which would normally occur after a worker has finished) and we
393 set the user parameters.
394*/
395static int MS_CALLBACK ssl_srp_server_param_cb(SSL *s, int *ad, void *arg)
396 {
397 srpsrvparm *p = (srpsrvparm *)arg;
398 if (p->login == NULL && p->user == NULL )
399 {
400 p->login = SSL_get_srp_username(s);
401 BIO_printf(bio_err, "SRP username = \"%s\"\n", p->login);
402 return (-1) ;
403 }
404
405 if (p->user == NULL)
406 {
407 BIO_printf(bio_err, "User %s doesn't exist\n", p->login);
408 return SSL3_AL_FATAL;
409 }
410 if (SSL_set_srp_server_param(s, p->user->N, p->user->g, p->user->s, p->user->v,
411 p->user->info) < 0)
412 {
413 *ad = SSL_AD_INTERNAL_ERROR;
414 return SSL3_AL_FATAL;
415 }
416 BIO_printf(bio_err, "SRP parameters set: username = \"%s\" info=\"%s\" \n", p->login,p->user->info);
417 /* need to check whether there are memory leaks */
418 p->user = NULL;
419 p->login = NULL;
420 return SSL_ERROR_NONE;
421 }
422
423#endif
424
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425#ifdef MONOLITH
426static void s_server_init(void)
427 {
428 accept_socket=-1;
429 cipher=NULL;
430 s_server_verify=SSL_VERIFY_NONE;
431 s_dcert_file=NULL;
432 s_dkey_file=NULL;
433 s_cert_file=TEST_CERT;
434 s_key_file=NULL;
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435#ifndef OPENSSL_NO_TLSEXT
436 s_cert_file2=TEST_CERT2;
437 s_key_file2=NULL;
438 ctx2=NULL;
439#endif
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440#ifdef FIONBIO
441 s_nbio=0;
442#endif
443 s_nbio_test=0;
444 ctx=NULL;
445 www=0;
446
447 bio_s_out=NULL;
448 s_debug=0;
449 s_msg=0;
450 s_quiet=0;
451 hack=0;
452#ifndef OPENSSL_NO_ENGINE
453 engine_id=NULL;
454#endif
455 }
456#endif
457
458static void sv_usage(void)
459 {
460 BIO_printf(bio_err,"usage: s_server [args ...]\n");
461 BIO_printf(bio_err,"\n");
462 BIO_printf(bio_err," -accept arg - port to accept on (default is %d)\n",PORT);
463 BIO_printf(bio_err," -context arg - set session ID context\n");
464 BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n");
465 BIO_printf(bio_err," -Verify arg - turn on peer certificate verification, must have a cert.\n");
466 BIO_printf(bio_err," -cert arg - certificate file to use\n");
467 BIO_printf(bio_err," (default is %s)\n",TEST_CERT);
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468 BIO_printf(bio_err," -crl_check - check the peer certificate has not been revoked by its CA.\n" \
469 " The CRL(s) are appended to the certificate file\n");
470 BIO_printf(bio_err," -crl_check_all - check the peer certificate has not been revoked by its CA\n" \
471 " or any other CRL in the CA chain. CRL(s) are appened to the\n" \
472 " the certificate file.\n");
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473 BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n");
474 BIO_printf(bio_err," -key arg - Private Key file to use, in cert file if\n");
475 BIO_printf(bio_err," not specified (default is %s)\n",TEST_CERT);
476 BIO_printf(bio_err," -keyform arg - key format (PEM, DER or ENGINE) PEM default\n");
477 BIO_printf(bio_err," -pass arg - private key file pass phrase source\n");
478 BIO_printf(bio_err," -dcert arg - second certificate file to use (usually for DSA)\n");
479 BIO_printf(bio_err," -dcertform x - second certificate format (PEM or DER) PEM default\n");
480 BIO_printf(bio_err," -dkey arg - second private key file to use (usually for DSA)\n");
481 BIO_printf(bio_err," -dkeyform arg - second key format (PEM, DER or ENGINE) PEM default\n");
482 BIO_printf(bio_err," -dpass arg - second private key file pass phrase source\n");
483 BIO_printf(bio_err," -dhparam arg - DH parameter file to use, in cert file if not specified\n");
484 BIO_printf(bio_err," or a default set of parameters is used\n");
485#ifndef OPENSSL_NO_ECDH
486 BIO_printf(bio_err," -named_curve arg - Elliptic curve name to use for ephemeral ECDH keys.\n" \
487 " Use \"openssl ecparam -list_curves\" for all names\n" \
919b01cc 488 " (default is nistp256).\n");
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489#endif
490#ifdef FIONBIO
491 BIO_printf(bio_err," -nbio - Run with non-blocking IO\n");
492#endif
493 BIO_printf(bio_err," -nbio_test - test with the non-blocking test bio\n");
494 BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n");
495 BIO_printf(bio_err," -debug - Print more output\n");
496 BIO_printf(bio_err," -msg - Show protocol messages\n");
497 BIO_printf(bio_err," -state - Print the SSL states\n");
498 BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n");
499 BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n");
500 BIO_printf(bio_err," -nocert - Don't use any certificates (Anon-DH)\n");
501 BIO_printf(bio_err," -cipher arg - play with 'openssl ciphers' to see what goes here\n");
502 BIO_printf(bio_err," -serverpref - Use server's cipher preferences\n");
503 BIO_printf(bio_err," -quiet - No server output\n");
504 BIO_printf(bio_err," -no_tmp_rsa - Do not generate a tmp RSA key\n");
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505#ifndef OPENSSL_NO_PSK
506 BIO_printf(bio_err," -psk_hint arg - PSK identity hint to use\n");
507 BIO_printf(bio_err," -psk arg - PSK in hex (without 0x)\n");
508# ifndef OPENSSL_NO_JPAKE
509 BIO_printf(bio_err," -jpake arg - JPAKE secret to use\n");
510# endif
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511#endif
512#ifndef OPENSSL_NO_SRP
513 BIO_printf(bio_err," -srpvfile file - The verifier file for SRP\n");
514 BIO_printf(bio_err," -srpuserseed string - A seed string for a default user salt.\n");
919b01cc 515#endif
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516 BIO_printf(bio_err," -ssl2 - Just talk SSLv2\n");
517 BIO_printf(bio_err," -ssl3 - Just talk SSLv3\n");
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518 BIO_printf(bio_err," -tls1_2 - Just talk TLSv1.2\n");
519 BIO_printf(bio_err," -tls1_1 - Just talk TLSv1.1\n");
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520 BIO_printf(bio_err," -tls1 - Just talk TLSv1\n");
521 BIO_printf(bio_err," -dtls1 - Just talk DTLSv1\n");
522 BIO_printf(bio_err," -timeout - Enable timeouts\n");
5f042374 523 BIO_printf(bio_err," -mtu - Set link layer MTU\n");
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524 BIO_printf(bio_err," -chain - Read a certificate chain\n");
525 BIO_printf(bio_err," -no_ssl2 - Just disable SSLv2\n");
526 BIO_printf(bio_err," -no_ssl3 - Just disable SSLv3\n");
527 BIO_printf(bio_err," -no_tls1 - Just disable TLSv1\n");
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528 BIO_printf(bio_err," -no_tls1_1 - Just disable TLSv1.1\n");
529 BIO_printf(bio_err," -no_tls1_2 - Just disable TLSv1.2\n");
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530#ifndef OPENSSL_NO_DH
531 BIO_printf(bio_err," -no_dhe - Disable ephemeral DH\n");
532#endif
533#ifndef OPENSSL_NO_ECDH
534 BIO_printf(bio_err," -no_ecdhe - Disable ephemeral ECDH\n");
535#endif
536 BIO_printf(bio_err," -bugs - Turn on SSL bug compatibility\n");
537 BIO_printf(bio_err," -www - Respond to a 'GET /' with a status page\n");
538 BIO_printf(bio_err," -WWW - Respond to a 'GET /<path> HTTP/1.0' with file ./<path>\n");
539 BIO_printf(bio_err," -HTTP - Respond to a 'GET /<path> HTTP/1.0' with file ./<path>\n");
540 BIO_printf(bio_err," with the assumption it contains a complete HTTP response.\n");
541#ifndef OPENSSL_NO_ENGINE
542 BIO_printf(bio_err," -engine id - Initialise and use the specified engine\n");
543#endif
544 BIO_printf(bio_err," -id_prefix arg - Generate SSL/TLS session IDs prefixed by 'arg'\n");
545 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
e6bc27f5
PA
546#ifndef OPENSSL_NO_TLSEXT
547 BIO_printf(bio_err," -servername host - servername for HostName TLS extension\n");
548 BIO_printf(bio_err," -servername_fatal - on mismatch send fatal alert (default warning alert)\n");
549 BIO_printf(bio_err," -cert2 arg - certificate file to use for servername\n");
550 BIO_printf(bio_err," (default is %s)\n",TEST_CERT2);
551 BIO_printf(bio_err," -key2 arg - Private Key file to use for servername, in cert file if\n");
552 BIO_printf(bio_err," not specified (default is %s)\n",TEST_CERT2);
553 BIO_printf(bio_err," -tlsextdebug - hex dump of all TLS extensions received\n");
554 BIO_printf(bio_err," -no_ticket - disable use of RFC4507bis session tickets\n");
5f042374 555 BIO_printf(bio_err," -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n");
672590bc
PA
556# ifndef OPENSSL_NO_NEXTPROTONEG
557 BIO_printf(bio_err," -nextprotoneg arg - set the advertised protocols for the NPN extension (comma-separated list)\n");
558# endif
559 BIO_printf(bio_err," -use_srtp profiles - Offer SRTP key management with a colon-separated profile list\n");
e6bc27f5 560#endif
672590bc
PA
561 BIO_printf(bio_err," -keymatexport label - Export keying material using label\n");
562 BIO_printf(bio_err," -keymatexportlen len - Export len bytes of keying material (default 20)\n");
56276539
SS
563 }
564
565static int local_argc=0;
566static char **local_argv;
567
568#ifdef CHARSET_EBCDIC
569static int ebcdic_new(BIO *bi);
570static int ebcdic_free(BIO *a);
571static int ebcdic_read(BIO *b, char *out, int outl);
572static int ebcdic_write(BIO *b, const char *in, int inl);
573static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr);
574static int ebcdic_gets(BIO *bp, char *buf, int size);
575static int ebcdic_puts(BIO *bp, const char *str);
576
577#define BIO_TYPE_EBCDIC_FILTER (18|0x0200)
578static BIO_METHOD methods_ebcdic=
579 {
580 BIO_TYPE_EBCDIC_FILTER,
581 "EBCDIC/ASCII filter",
582 ebcdic_write,
583 ebcdic_read,
584 ebcdic_puts,
585 ebcdic_gets,
586 ebcdic_ctrl,
587 ebcdic_new,
588 ebcdic_free,
589 };
590
591typedef struct
592{
593 size_t alloced;
594 char buff[1];
595} EBCDIC_OUTBUFF;
596
597BIO_METHOD *BIO_f_ebcdic_filter()
598{
599 return(&methods_ebcdic);
600}
601
602static int ebcdic_new(BIO *bi)
603{
604 EBCDIC_OUTBUFF *wbuf;
605
606 wbuf = (EBCDIC_OUTBUFF *)OPENSSL_malloc(sizeof(EBCDIC_OUTBUFF) + 1024);
607 wbuf->alloced = 1024;
608 wbuf->buff[0] = '\0';
609
610 bi->ptr=(char *)wbuf;
611 bi->init=1;
612 bi->flags=0;
613 return(1);
614}
615
616static int ebcdic_free(BIO *a)
617{
618 if (a == NULL) return(0);
619 if (a->ptr != NULL)
620 OPENSSL_free(a->ptr);
621 a->ptr=NULL;
622 a->init=0;
623 a->flags=0;
624 return(1);
625}
626
627static int ebcdic_read(BIO *b, char *out, int outl)
628{
629 int ret=0;
630
631 if (out == NULL || outl == 0) return(0);
632 if (b->next_bio == NULL) return(0);
633
634 ret=BIO_read(b->next_bio,out,outl);
635 if (ret > 0)
636 ascii2ebcdic(out,out,ret);
637 return(ret);
638}
639
640static int ebcdic_write(BIO *b, const char *in, int inl)
641{
642 EBCDIC_OUTBUFF *wbuf;
643 int ret=0;
644 int num;
645 unsigned char n;
646
647 if ((in == NULL) || (inl <= 0)) return(0);
648 if (b->next_bio == NULL) return(0);
649
650 wbuf=(EBCDIC_OUTBUFF *)b->ptr;
651
652 if (inl > (num = wbuf->alloced))
653 {
654 num = num + num; /* double the size */
655 if (num < inl)
656 num = inl;
657 OPENSSL_free(wbuf);
658 wbuf=(EBCDIC_OUTBUFF *)OPENSSL_malloc(sizeof(EBCDIC_OUTBUFF) + num);
659
660 wbuf->alloced = num;
661 wbuf->buff[0] = '\0';
662
663 b->ptr=(char *)wbuf;
664 }
665
666 ebcdic2ascii(wbuf->buff, in, inl);
667
668 ret=BIO_write(b->next_bio, wbuf->buff, inl);
669
670 return(ret);
671}
672
673static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr)
674{
675 long ret;
676
677 if (b->next_bio == NULL) return(0);
678 switch (cmd)
679 {
680 case BIO_CTRL_DUP:
681 ret=0L;
682 break;
683 default:
684 ret=BIO_ctrl(b->next_bio,cmd,num,ptr);
685 break;
686 }
687 return(ret);
688}
689
690static int ebcdic_gets(BIO *bp, char *buf, int size)
691{
692 int i, ret=0;
693 if (bp->next_bio == NULL) return(0);
694/* return(BIO_gets(bp->next_bio,buf,size));*/
695 for (i=0; i<size-1; ++i)
696 {
697 ret = ebcdic_read(bp,&buf[i],1);
698 if (ret <= 0)
699 break;
700 else if (buf[i] == '\n')
701 {
702 ++i;
703 break;
704 }
705 }
706 if (i < size)
707 buf[i] = '\0';
708 return (ret < 0 && i == 0) ? ret : i;
709}
710
711static int ebcdic_puts(BIO *bp, const char *str)
712{
713 if (bp->next_bio == NULL) return(0);
714 return ebcdic_write(bp, str, strlen(str));
715}
716#endif
717
e6bc27f5
PA
718#ifndef OPENSSL_NO_TLSEXT
719
720/* This is a context that we pass to callbacks */
721typedef struct tlsextctx_st {
722 char * servername;
723 BIO * biodebug;
724 int extension_error;
725} tlsextctx;
726
727
728static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg)
729 {
730 tlsextctx * p = (tlsextctx *) arg;
731 const char * servername = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
732 if (servername && p->biodebug)
733 BIO_printf(p->biodebug,"Hostname in TLS extension: \"%s\"\n",servername);
734
735 if (!p->servername)
736 return SSL_TLSEXT_ERR_NOACK;
737
738 if (servername)
739 {
740 if (strcmp(servername,p->servername))
741 return p->extension_error;
742 if (ctx2)
743 {
919b01cc 744 BIO_printf(p->biodebug,"Switching server context.\n");
e6bc27f5
PA
745 SSL_set_SSL_CTX(s,ctx2);
746 }
747 }
748 return SSL_TLSEXT_ERR_OK;
749}
2e6ca3d0
PA
750
751/* Structure passed to cert status callback */
752
753typedef struct tlsextstatusctx_st {
754 /* Default responder to use */
755 char *host, *path, *port;
756 int use_ssl;
757 int timeout;
758 BIO *err;
759 int verbose;
760} tlsextstatusctx;
761
762static tlsextstatusctx tlscstatp = {NULL, NULL, NULL, 0, -1, NULL, 0};
763
764/* Certificate Status callback. This is called when a client includes a
765 * certificate status request extension.
766 *
767 * This is a simplified version. It examines certificates each time and
768 * makes one OCSP responder query for each request.
769 *
770 * A full version would store details such as the OCSP certificate IDs and
771 * minimise the number of OCSP responses by caching them until they were
772 * considered "expired".
773 */
774
775static int cert_status_cb(SSL *s, void *arg)
776 {
777 tlsextstatusctx *srctx = arg;
778 BIO *err = srctx->err;
779 char *host, *port, *path;
780 int use_ssl;
781 unsigned char *rspder = NULL;
782 int rspderlen;
919b01cc 783 STACK_OF(OPENSSL_STRING) *aia = NULL;
2e6ca3d0
PA
784 X509 *x = NULL;
785 X509_STORE_CTX inctx;
786 X509_OBJECT obj;
787 OCSP_REQUEST *req = NULL;
788 OCSP_RESPONSE *resp = NULL;
789 OCSP_CERTID *id = NULL;
790 STACK_OF(X509_EXTENSION) *exts;
791 int ret = SSL_TLSEXT_ERR_NOACK;
792 int i;
793#if 0
794STACK_OF(OCSP_RESPID) *ids;
795SSL_get_tlsext_status_ids(s, &ids);
796BIO_printf(err, "cert_status: received %d ids\n", sk_OCSP_RESPID_num(ids));
797#endif
798 if (srctx->verbose)
799 BIO_puts(err, "cert_status: callback called\n");
800 /* Build up OCSP query from server certificate */
801 x = SSL_get_certificate(s);
802 aia = X509_get1_ocsp(x);
803 if (aia)
804 {
919b01cc 805 if (!OCSP_parse_url(sk_OPENSSL_STRING_value(aia, 0),
2e6ca3d0
PA
806 &host, &port, &path, &use_ssl))
807 {
808 BIO_puts(err, "cert_status: can't parse AIA URL\n");
809 goto err;
810 }
811 if (srctx->verbose)
812 BIO_printf(err, "cert_status: AIA URL: %s\n",
919b01cc 813 sk_OPENSSL_STRING_value(aia, 0));
2e6ca3d0
PA
814 }
815 else
816 {
817 if (!srctx->host)
818 {
819 BIO_puts(srctx->err, "cert_status: no AIA and no default responder URL\n");
820 goto done;
821 }
822 host = srctx->host;
823 path = srctx->path;
824 port = srctx->port;
825 use_ssl = srctx->use_ssl;
826 }
827
828 if (!X509_STORE_CTX_init(&inctx,
829 SSL_CTX_get_cert_store(SSL_get_SSL_CTX(s)),
830 NULL, NULL))
831 goto err;
832 if (X509_STORE_get_by_subject(&inctx,X509_LU_X509,
833 X509_get_issuer_name(x),&obj) <= 0)
834 {
835 BIO_puts(err, "cert_status: Can't retrieve issuer certificate.\n");
836 X509_STORE_CTX_cleanup(&inctx);
837 goto done;
838 }
839 req = OCSP_REQUEST_new();
840 if (!req)
841 goto err;
842 id = OCSP_cert_to_id(NULL, x, obj.data.x509);
843 X509_free(obj.data.x509);
844 X509_STORE_CTX_cleanup(&inctx);
845 if (!id)
846 goto err;
847 if (!OCSP_request_add0_id(req, id))
848 goto err;
849 id = NULL;
850 /* Add any extensions to the request */
851 SSL_get_tlsext_status_exts(s, &exts);
852 for (i = 0; i < sk_X509_EXTENSION_num(exts); i++)
853 {
854 X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i);
855 if (!OCSP_REQUEST_add_ext(req, ext, -1))
856 goto err;
857 }
919b01cc 858 resp = process_responder(err, req, host, path, port, use_ssl, NULL,
2e6ca3d0
PA
859 srctx->timeout);
860 if (!resp)
861 {
862 BIO_puts(err, "cert_status: error querying responder\n");
863 goto done;
864 }
865 rspderlen = i2d_OCSP_RESPONSE(resp, &rspder);
866 if (rspderlen <= 0)
867 goto err;
868 SSL_set_tlsext_status_ocsp_resp(s, rspder, rspderlen);
869 if (srctx->verbose)
870 {
871 BIO_puts(err, "cert_status: ocsp response sent:\n");
872 OCSP_RESPONSE_print(err, resp, 2);
873 }
874 ret = SSL_TLSEXT_ERR_OK;
875 done:
876 if (ret != SSL_TLSEXT_ERR_OK)
877 ERR_print_errors(err);
878 if (aia)
879 {
880 OPENSSL_free(host);
881 OPENSSL_free(path);
882 OPENSSL_free(port);
883 X509_email_free(aia);
884 }
885 if (id)
886 OCSP_CERTID_free(id);
887 if (req)
888 OCSP_REQUEST_free(req);
889 if (resp)
890 OCSP_RESPONSE_free(resp);
891 return ret;
892 err:
893 ret = SSL_TLSEXT_ERR_ALERT_FATAL;
894 goto done;
895 }
672590bc
PA
896
897# ifndef OPENSSL_NO_NEXTPROTONEG
898/* This is the context that we pass to next_proto_cb */
899typedef struct tlsextnextprotoctx_st {
900 unsigned char *data;
901 unsigned int len;
902} tlsextnextprotoctx;
903
904static int next_proto_cb(SSL *s, const unsigned char **data, unsigned int *len, void *arg)
905 {
906 tlsextnextprotoctx *next_proto = arg;
907
908 *data = next_proto->data;
909 *len = next_proto->len;
910
911 return SSL_TLSEXT_ERR_OK;
912 }
913# endif /* ndef OPENSSL_NO_NEXTPROTONEG */
914
915
e6bc27f5 916#endif
919b01cc 917
56276539
SS
918int MAIN(int, char **);
919
730b1645
PA
920#ifndef OPENSSL_NO_JPAKE
921static char *jpake_secret = NULL;
922#endif
672590bc
PA
923#ifndef OPENSSL_NO_SRP
924 static srpsrvparm srp_callback_parm;
925#endif
926static char *srtp_profiles = NULL;
730b1645 927
56276539
SS
928int MAIN(int argc, char *argv[])
929 {
919b01cc
PA
930 X509_VERIFY_PARAM *vpm = NULL;
931 int badarg = 0;
56276539
SS
932 short port=PORT;
933 char *CApath=NULL,*CAfile=NULL;
934 unsigned char *context = NULL;
935 char *dhfile = NULL;
5bd86ce5 936#ifndef OPENSSL_NO_ECDH
56276539 937 char *named_curve = NULL;
5bd86ce5 938#endif
56276539
SS
939 int badop=0,bugs=0;
940 int ret=1;
941 int off=0;
942 int no_tmp_rsa=0,no_dhe=0,no_ecdhe=0,nocert=0;
943 int state=0;
919b01cc
PA
944 const SSL_METHOD *meth=NULL;
945 int socket_type=SOCK_STREAM;
56276539 946 ENGINE *e=NULL;
56276539
SS
947 char *inrand=NULL;
948 int s_cert_format = FORMAT_PEM, s_key_format = FORMAT_PEM;
949 char *passarg = NULL, *pass = NULL;
950 char *dpassarg = NULL, *dpass = NULL;
951 int s_dcert_format = FORMAT_PEM, s_dkey_format = FORMAT_PEM;
952 X509 *s_cert = NULL, *s_dcert = NULL;
953 EVP_PKEY *s_key = NULL, *s_dkey = NULL;
5f042374 954 int no_cache = 0;
e6bc27f5
PA
955#ifndef OPENSSL_NO_TLSEXT
956 EVP_PKEY *s_key2 = NULL;
957 X509 *s_cert2 = NULL;
e6bc27f5 958 tlsextctx tlsextcbp = {NULL, NULL, SSL_TLSEXT_ERR_ALERT_WARNING};
672590bc
PA
959# ifndef OPENSSL_NO_NEXTPROTONEG
960 const char *next_proto_neg_in = NULL;
961 tlsextnextprotoctx next_proto;
962# endif
e6bc27f5 963#endif
919b01cc
PA
964#ifndef OPENSSL_NO_PSK
965 /* by default do not send a PSK identity hint */
966 static char *psk_identity_hint=NULL;
967#endif
672590bc
PA
968#ifndef OPENSSL_NO_SRP
969 char *srpuserseed = NULL;
970 char *srp_verifier_file = NULL;
971#endif
56276539 972 meth=SSLv23_server_method();
56276539
SS
973
974 local_argc=argc;
975 local_argv=argv;
976
977 apps_startup();
978#ifdef MONOLITH
979 s_server_init();
980#endif
981
982 if (bio_err == NULL)
983 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
984
985 if (!load_config(bio_err, NULL))
986 goto end;
987
988 verify_depth=0;
989#ifdef FIONBIO
990 s_nbio=0;
991#endif
992 s_nbio_test=0;
993
994 argc--;
995 argv++;
996
997 while (argc >= 1)
998 {
999 if ((strcmp(*argv,"-port") == 0) ||
1000 (strcmp(*argv,"-accept") == 0))
1001 {
1002 if (--argc < 1) goto bad;
1003 if (!extract_port(*(++argv),&port))
1004 goto bad;
1005 }
1006 else if (strcmp(*argv,"-verify") == 0)
1007 {
1008 s_server_verify=SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE;
1009 if (--argc < 1) goto bad;
1010 verify_depth=atoi(*(++argv));
1011 BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
1012 }
1013 else if (strcmp(*argv,"-Verify") == 0)
1014 {
1015 s_server_verify=SSL_VERIFY_PEER|SSL_VERIFY_FAIL_IF_NO_PEER_CERT|
1016 SSL_VERIFY_CLIENT_ONCE;
1017 if (--argc < 1) goto bad;
1018 verify_depth=atoi(*(++argv));
1019 BIO_printf(bio_err,"verify depth is %d, must return a certificate\n",verify_depth);
1020 }
1021 else if (strcmp(*argv,"-context") == 0)
1022 {
1023 if (--argc < 1) goto bad;
1024 context= (unsigned char *)*(++argv);
1025 }
1026 else if (strcmp(*argv,"-cert") == 0)
1027 {
1028 if (--argc < 1) goto bad;
1029 s_cert_file= *(++argv);
1030 }
1031 else if (strcmp(*argv,"-certform") == 0)
1032 {
1033 if (--argc < 1) goto bad;
1034 s_cert_format = str2fmt(*(++argv));
1035 }
1036 else if (strcmp(*argv,"-key") == 0)
1037 {
1038 if (--argc < 1) goto bad;
1039 s_key_file= *(++argv);
1040 }
1041 else if (strcmp(*argv,"-keyform") == 0)
1042 {
1043 if (--argc < 1) goto bad;
1044 s_key_format = str2fmt(*(++argv));
1045 }
1046 else if (strcmp(*argv,"-pass") == 0)
1047 {
1048 if (--argc < 1) goto bad;
1049 passarg = *(++argv);
1050 }
1051 else if (strcmp(*argv,"-dhparam") == 0)
1052 {
1053 if (--argc < 1) goto bad;
1054 dhfile = *(++argv);
1055 }
1056#ifndef OPENSSL_NO_ECDH
1057 else if (strcmp(*argv,"-named_curve") == 0)
1058 {
1059 if (--argc < 1) goto bad;
1060 named_curve = *(++argv);
1061 }
1062#endif
1063 else if (strcmp(*argv,"-dcertform") == 0)
1064 {
1065 if (--argc < 1) goto bad;
1066 s_dcert_format = str2fmt(*(++argv));
1067 }
1068 else if (strcmp(*argv,"-dcert") == 0)
1069 {
1070 if (--argc < 1) goto bad;
1071 s_dcert_file= *(++argv);
1072 }
1073 else if (strcmp(*argv,"-dkeyform") == 0)
1074 {
1075 if (--argc < 1) goto bad;
1076 s_dkey_format = str2fmt(*(++argv));
1077 }
1078 else if (strcmp(*argv,"-dpass") == 0)
1079 {
1080 if (--argc < 1) goto bad;
1081 dpassarg = *(++argv);
1082 }
1083 else if (strcmp(*argv,"-dkey") == 0)
1084 {
1085 if (--argc < 1) goto bad;
1086 s_dkey_file= *(++argv);
1087 }
1088 else if (strcmp(*argv,"-nocert") == 0)
1089 {
1090 nocert=1;
1091 }
1092 else if (strcmp(*argv,"-CApath") == 0)
1093 {
1094 if (--argc < 1) goto bad;
1095 CApath= *(++argv);
1096 }
5f042374
PA
1097 else if (strcmp(*argv,"-no_cache") == 0)
1098 no_cache = 1;
919b01cc 1099 else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm))
56276539 1100 {
919b01cc
PA
1101 if (badarg)
1102 goto bad;
1103 continue;
56276539 1104 }
919b01cc
PA
1105 else if (strcmp(*argv,"-verify_return_error") == 0)
1106 verify_return_error = 1;
56276539
SS
1107 else if (strcmp(*argv,"-serverpref") == 0)
1108 { off|=SSL_OP_CIPHER_SERVER_PREFERENCE; }
5f042374
PA
1109 else if (strcmp(*argv,"-legacy_renegotiation") == 0)
1110 off|=SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION;
56276539
SS
1111 else if (strcmp(*argv,"-cipher") == 0)
1112 {
1113 if (--argc < 1) goto bad;
1114 cipher= *(++argv);
1115 }
1116 else if (strcmp(*argv,"-CAfile") == 0)
1117 {
1118 if (--argc < 1) goto bad;
1119 CAfile= *(++argv);
1120 }
1121#ifdef FIONBIO
1122 else if (strcmp(*argv,"-nbio") == 0)
1123 { s_nbio=1; }
1124#endif
1125 else if (strcmp(*argv,"-nbio_test") == 0)
1126 {
1127#ifdef FIONBIO
1128 s_nbio=1;
1129#endif
1130 s_nbio_test=1;
1131 }
1132 else if (strcmp(*argv,"-debug") == 0)
1133 { s_debug=1; }
e6bc27f5
PA
1134#ifndef OPENSSL_NO_TLSEXT
1135 else if (strcmp(*argv,"-tlsextdebug") == 0)
1136 s_tlsextdebug=1;
2e6ca3d0
PA
1137 else if (strcmp(*argv,"-status") == 0)
1138 s_tlsextstatus=1;
1139 else if (strcmp(*argv,"-status_verbose") == 0)
1140 {
1141 s_tlsextstatus=1;
1142 tlscstatp.verbose = 1;
1143 }
1144 else if (!strcmp(*argv, "-status_timeout"))
1145 {
1146 s_tlsextstatus=1;
1147 if (--argc < 1) goto bad;
1148 tlscstatp.timeout = atoi(*(++argv));
1149 }
1150 else if (!strcmp(*argv, "-status_url"))
1151 {
1152 s_tlsextstatus=1;
1153 if (--argc < 1) goto bad;
1154 if (!OCSP_parse_url(*(++argv),
1155 &tlscstatp.host,
1156 &tlscstatp.port,
1157 &tlscstatp.path,
1158 &tlscstatp.use_ssl))
1159 {
1160 BIO_printf(bio_err, "Error parsing URL\n");
1161 goto bad;
1162 }
1163 }
e6bc27f5 1164#endif
56276539
SS
1165 else if (strcmp(*argv,"-msg") == 0)
1166 { s_msg=1; }
1167 else if (strcmp(*argv,"-hack") == 0)
1168 { hack=1; }
1169 else if (strcmp(*argv,"-state") == 0)
1170 { state=1; }
1171 else if (strcmp(*argv,"-crlf") == 0)
1172 { s_crlf=1; }
1173 else if (strcmp(*argv,"-quiet") == 0)
1174 { s_quiet=1; }
1175 else if (strcmp(*argv,"-bugs") == 0)
1176 { bugs=1; }
1177 else if (strcmp(*argv,"-no_tmp_rsa") == 0)
1178 { no_tmp_rsa=1; }
1179 else if (strcmp(*argv,"-no_dhe") == 0)
1180 { no_dhe=1; }
1181 else if (strcmp(*argv,"-no_ecdhe") == 0)
1182 { no_ecdhe=1; }
919b01cc
PA
1183#ifndef OPENSSL_NO_PSK
1184 else if (strcmp(*argv,"-psk_hint") == 0)
1185 {
1186 if (--argc < 1) goto bad;
1187 psk_identity_hint= *(++argv);
1188 }
1189 else if (strcmp(*argv,"-psk") == 0)
1190 {
1191 size_t i;
1192
1193 if (--argc < 1) goto bad;
1194 psk_key=*(++argv);
1195 for (i=0; i<strlen(psk_key); i++)
1196 {
599e5fcd 1197 if (isxdigit((unsigned char)psk_key[i]))
919b01cc
PA
1198 continue;
1199 BIO_printf(bio_err,"Not a hex number '%s'\n",*argv);
1200 goto bad;
1201 }
1202 }
672590bc
PA
1203#endif
1204#ifndef OPENSSL_NO_SRP
1205 else if (strcmp(*argv, "-srpvfile") == 0)
1206 {
1207 if (--argc < 1) goto bad;
1208 srp_verifier_file = *(++argv);
1209 meth=TLSv1_server_method();
1210 }
1211 else if (strcmp(*argv, "-srpuserseed") == 0)
1212 {
1213 if (--argc < 1) goto bad;
1214 srpuserseed = *(++argv);
1215 meth=TLSv1_server_method();
1216 }
919b01cc 1217#endif
56276539
SS
1218 else if (strcmp(*argv,"-www") == 0)
1219 { www=1; }
1220 else if (strcmp(*argv,"-WWW") == 0)
1221 { www=2; }
1222 else if (strcmp(*argv,"-HTTP") == 0)
1223 { www=3; }
1224 else if (strcmp(*argv,"-no_ssl2") == 0)
1225 { off|=SSL_OP_NO_SSLv2; }
1226 else if (strcmp(*argv,"-no_ssl3") == 0)
1227 { off|=SSL_OP_NO_SSLv3; }
1228 else if (strcmp(*argv,"-no_tls1") == 0)
1229 { off|=SSL_OP_NO_TLSv1; }
672590bc
PA
1230 else if (strcmp(*argv,"-no_tls1_1") == 0)
1231 { off|=SSL_OP_NO_TLSv1_1; }
1232 else if (strcmp(*argv,"-no_tls1_2") == 0)
1233 { off|=SSL_OP_NO_TLSv1_2; }
919b01cc
PA
1234 else if (strcmp(*argv,"-no_comp") == 0)
1235 { off|=SSL_OP_NO_COMPRESSION; }
e6bc27f5
PA
1236#ifndef OPENSSL_NO_TLSEXT
1237 else if (strcmp(*argv,"-no_ticket") == 0)
1238 { off|=SSL_OP_NO_TICKET; }
1239#endif
56276539
SS
1240#ifndef OPENSSL_NO_SSL2
1241 else if (strcmp(*argv,"-ssl2") == 0)
1242 { meth=SSLv2_server_method(); }
1243#endif
1244#ifndef OPENSSL_NO_SSL3
1245 else if (strcmp(*argv,"-ssl3") == 0)
1246 { meth=SSLv3_server_method(); }
1247#endif
1248#ifndef OPENSSL_NO_TLS1
1249 else if (strcmp(*argv,"-tls1") == 0)
1250 { meth=TLSv1_server_method(); }
672590bc
PA
1251 else if (strcmp(*argv,"-tls1_1") == 0)
1252 { meth=TLSv1_1_server_method(); }
1253 else if (strcmp(*argv,"-tls1_2") == 0)
1254 { meth=TLSv1_2_server_method(); }
56276539
SS
1255#endif
1256#ifndef OPENSSL_NO_DTLS1
1257 else if (strcmp(*argv,"-dtls1") == 0)
1258 {
1259 meth=DTLSv1_server_method();
e6bc27f5 1260 socket_type = SOCK_DGRAM;
56276539
SS
1261 }
1262 else if (strcmp(*argv,"-timeout") == 0)
1263 enable_timeouts = 1;
1264 else if (strcmp(*argv,"-mtu") == 0)
1265 {
1266 if (--argc < 1) goto bad;
5f042374 1267 socket_mtu = atol(*(++argv));
56276539
SS
1268 }
1269 else if (strcmp(*argv, "-chain") == 0)
1270 cert_chain = 1;
1271#endif
1272 else if (strcmp(*argv, "-id_prefix") == 0)
1273 {
1274 if (--argc < 1) goto bad;
1275 session_id_prefix = *(++argv);
1276 }
1277#ifndef OPENSSL_NO_ENGINE
1278 else if (strcmp(*argv,"-engine") == 0)
1279 {
1280 if (--argc < 1) goto bad;
1281 engine_id= *(++argv);
1282 }
1283#endif
1284 else if (strcmp(*argv,"-rand") == 0)
1285 {
1286 if (--argc < 1) goto bad;
1287 inrand= *(++argv);
1288 }
e6bc27f5
PA
1289#ifndef OPENSSL_NO_TLSEXT
1290 else if (strcmp(*argv,"-servername") == 0)
1291 {
1292 if (--argc < 1) goto bad;
1293 tlsextcbp.servername= *(++argv);
1294 }
1295 else if (strcmp(*argv,"-servername_fatal") == 0)
1296 { tlsextcbp.extension_error = SSL_TLSEXT_ERR_ALERT_FATAL; }
1297 else if (strcmp(*argv,"-cert2") == 0)
1298 {
1299 if (--argc < 1) goto bad;
1300 s_cert_file2= *(++argv);
1301 }
1302 else if (strcmp(*argv,"-key2") == 0)
1303 {
1304 if (--argc < 1) goto bad;
1305 s_key_file2= *(++argv);
1306 }
672590bc
PA
1307# ifndef OPENSSL_NO_NEXTPROTONEG
1308 else if (strcmp(*argv,"-nextprotoneg") == 0)
1309 {
1310 if (--argc < 1) goto bad;
1311 next_proto_neg_in = *(++argv);
1312 }
1313# endif
730b1645 1314#endif
919b01cc 1315#if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
730b1645
PA
1316 else if (strcmp(*argv,"-jpake") == 0)
1317 {
1318 if (--argc < 1) goto bad;
1319 jpake_secret = *(++argv);
1320 }
e6bc27f5 1321#endif
672590bc
PA
1322 else if (strcmp(*argv,"-use_srtp") == 0)
1323 {
1324 if (--argc < 1) goto bad;
1325 srtp_profiles = *(++argv);
1326 }
1327 else if (strcmp(*argv,"-keymatexport") == 0)
1328 {
1329 if (--argc < 1) goto bad;
1330 keymatexportlabel= *(++argv);
1331 }
1332 else if (strcmp(*argv,"-keymatexportlen") == 0)
1333 {
1334 if (--argc < 1) goto bad;
1335 keymatexportlen=atoi(*(++argv));
1336 if (keymatexportlen == 0) goto bad;
1337 }
56276539
SS
1338 else
1339 {
1340 BIO_printf(bio_err,"unknown option %s\n",*argv);
1341 badop=1;
1342 break;
1343 }
1344 argc--;
1345 argv++;
1346 }
1347 if (badop)
1348 {
1349bad:
1350 sv_usage();
1351 goto end;
1352 }
1353
919b01cc
PA
1354#if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1355 if (jpake_secret)
1356 {
1357 if (psk_key)
1358 {
1359 BIO_printf(bio_err,
1360 "Can't use JPAKE and PSK together\n");
1361 goto end;
1362 }
1363 psk_identity = "JPAKE";
1364 if (cipher)
1365 {
1366 BIO_printf(bio_err, "JPAKE sets cipher to PSK\n");
1367 goto end;
1368 }
1369 cipher = "PSK";
1370 }
1371
1372#endif
1373
56276539
SS
1374 SSL_load_error_strings();
1375 OpenSSL_add_ssl_algorithms();
1376
1377#ifndef OPENSSL_NO_ENGINE
1378 e = setup_engine(bio_err, engine_id, 1);
1379#endif
1380
1381 if (!app_passwd(bio_err, passarg, dpassarg, &pass, &dpass))
1382 {
1383 BIO_printf(bio_err, "Error getting password\n");
1384 goto end;
1385 }
1386
1387
1388 if (s_key_file == NULL)
1389 s_key_file = s_cert_file;
e6bc27f5
PA
1390#ifndef OPENSSL_NO_TLSEXT
1391 if (s_key_file2 == NULL)
1392 s_key_file2 = s_cert_file2;
1393#endif
56276539 1394
5bd86ce5 1395 if (nocert == 0)
56276539 1396 {
5bd86ce5
SS
1397 s_key = load_key(bio_err, s_key_file, s_key_format, 0, pass, e,
1398 "server certificate private key file");
1399 if (!s_key)
1400 {
1401 ERR_print_errors(bio_err);
1402 goto end;
1403 }
56276539 1404
5bd86ce5 1405 s_cert = load_cert(bio_err,s_cert_file,s_cert_format,
56276539
SS
1406 NULL, e, "server certificate file");
1407
5bd86ce5
SS
1408 if (!s_cert)
1409 {
1410 ERR_print_errors(bio_err);
1411 goto end;
1412 }
56276539 1413
e6bc27f5
PA
1414#ifndef OPENSSL_NO_TLSEXT
1415 if (tlsextcbp.servername)
1416 {
1417 s_key2 = load_key(bio_err, s_key_file2, s_key_format, 0, pass, e,
1418 "second server certificate private key file");
1419 if (!s_key2)
1420 {
1421 ERR_print_errors(bio_err);
1422 goto end;
1423 }
1424
1425 s_cert2 = load_cert(bio_err,s_cert_file2,s_cert_format,
1426 NULL, e, "second server certificate file");
1427
1428 if (!s_cert2)
1429 {
1430 ERR_print_errors(bio_err);
1431 goto end;
1432 }
1433 }
672590bc
PA
1434
1435# ifndef OPENSSL_NO_NEXTPROTONEG
1436 if (next_proto_neg_in)
1437 {
1438 unsigned short len;
1439 next_proto.data = next_protos_parse(&len,
1440 next_proto_neg_in);
1441 if (next_proto.data == NULL)
1442 goto end;
1443 next_proto.len = len;
1444 }
1445 else
1446 {
1447 next_proto.data = NULL;
1448 }
1449# endif
e6bc27f5
PA
1450#endif
1451 }
919b01cc
PA
1452
1453
56276539
SS
1454 if (s_dcert_file)
1455 {
1456
1457 if (s_dkey_file == NULL)
1458 s_dkey_file = s_dcert_file;
1459
1460 s_dkey = load_key(bio_err, s_dkey_file, s_dkey_format,
1461 0, dpass, e,
1462 "second certificate private key file");
1463 if (!s_dkey)
1464 {
1465 ERR_print_errors(bio_err);
1466 goto end;
1467 }
1468
1469 s_dcert = load_cert(bio_err,s_dcert_file,s_dcert_format,
1470 NULL, e, "second server certificate file");
1471
1472 if (!s_dcert)
1473 {
1474 ERR_print_errors(bio_err);
1475 goto end;
1476 }
1477
1478 }
1479
1480 if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
1481 && !RAND_status())
1482 {
1483 BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
1484 }
1485 if (inrand != NULL)
1486 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
1487 app_RAND_load_files(inrand));
1488
1489 if (bio_s_out == NULL)
1490 {
1491 if (s_quiet && !s_debug && !s_msg)
1492 {
1493 bio_s_out=BIO_new(BIO_s_null());
1494 }
1495 else
1496 {
1497 if (bio_s_out == NULL)
1498 bio_s_out=BIO_new_fp(stdout,BIO_NOCLOSE);
1499 }
1500 }
1501
1502#if !defined(OPENSSL_NO_RSA) || !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_ECDSA)
1503 if (nocert)
1504#endif
1505 {
1506 s_cert_file=NULL;
1507 s_key_file=NULL;
1508 s_dcert_file=NULL;
1509 s_dkey_file=NULL;
e6bc27f5
PA
1510#ifndef OPENSSL_NO_TLSEXT
1511 s_cert_file2=NULL;
1512 s_key_file2=NULL;
1513#endif
56276539
SS
1514 }
1515
1516 ctx=SSL_CTX_new(meth);
1517 if (ctx == NULL)
1518 {
1519 ERR_print_errors(bio_err);
1520 goto end;
1521 }
1522 if (session_id_prefix)
1523 {
1524 if(strlen(session_id_prefix) >= 32)
1525 BIO_printf(bio_err,
1526"warning: id_prefix is too long, only one new session will be possible\n");
1527 else if(strlen(session_id_prefix) >= 16)
1528 BIO_printf(bio_err,
1529"warning: id_prefix is too long if you use SSLv2\n");
1530 if(!SSL_CTX_set_generate_session_id(ctx, generate_session_id))
1531 {
1532 BIO_printf(bio_err,"error setting 'id_prefix'\n");
1533 ERR_print_errors(bio_err);
1534 goto end;
1535 }
1536 BIO_printf(bio_err,"id_prefix '%s' set.\n", session_id_prefix);
1537 }
1538 SSL_CTX_set_quiet_shutdown(ctx,1);
1539 if (bugs) SSL_CTX_set_options(ctx,SSL_OP_ALL);
1540 if (hack) SSL_CTX_set_options(ctx,SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG);
1541 SSL_CTX_set_options(ctx,off);
1542 /* DTLS: partial reads end up discarding unread UDP bytes :-(
1543 * Setting read ahead solves this problem.
1544 */
e6bc27f5 1545 if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
56276539
SS
1546
1547 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
5f042374
PA
1548 if (no_cache)
1549 SSL_CTX_set_session_cache_mode(ctx, SSL_SESS_CACHE_OFF);
1550 else
1551 SSL_CTX_sess_set_cache_size(ctx,128);
56276539 1552
672590bc
PA
1553 if (srtp_profiles != NULL)
1554 SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles);
1555
56276539
SS
1556#if 0
1557 if (cipher == NULL) cipher=getenv("SSL_CIPHER");
1558#endif
1559
1560#if 0
1561 if (s_cert_file == NULL)
1562 {
1563 BIO_printf(bio_err,"You must specify a certificate file for the server to use\n");
1564 goto end;
1565 }
1566#endif
1567
1568 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
1569 (!SSL_CTX_set_default_verify_paths(ctx)))
1570 {
1571 /* BIO_printf(bio_err,"X509_load_verify_locations\n"); */
1572 ERR_print_errors(bio_err);
1573 /* goto end; */
1574 }
919b01cc
PA
1575 if (vpm)
1576 SSL_CTX_set1_param(ctx, vpm);
1577
e6bc27f5
PA
1578#ifndef OPENSSL_NO_TLSEXT
1579 if (s_cert2)
1580 {
1581 ctx2=SSL_CTX_new(meth);
1582 if (ctx2 == NULL)
1583 {
1584 ERR_print_errors(bio_err);
1585 goto end;
1586 }
1587 }
1588
1589 if (ctx2)
1590 {
1591 BIO_printf(bio_s_out,"Setting secondary ctx parameters\n");
1592
1593 if (session_id_prefix)
1594 {
1595 if(strlen(session_id_prefix) >= 32)
1596 BIO_printf(bio_err,
1597 "warning: id_prefix is too long, only one new session will be possible\n");
1598 else if(strlen(session_id_prefix) >= 16)
1599 BIO_printf(bio_err,
1600 "warning: id_prefix is too long if you use SSLv2\n");
1601 if(!SSL_CTX_set_generate_session_id(ctx2, generate_session_id))
1602 {
1603 BIO_printf(bio_err,"error setting 'id_prefix'\n");
1604 ERR_print_errors(bio_err);
1605 goto end;
1606 }
1607 BIO_printf(bio_err,"id_prefix '%s' set.\n", session_id_prefix);
1608 }
1609 SSL_CTX_set_quiet_shutdown(ctx2,1);
1610 if (bugs) SSL_CTX_set_options(ctx2,SSL_OP_ALL);
1611 if (hack) SSL_CTX_set_options(ctx2,SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG);
1612 SSL_CTX_set_options(ctx2,off);
e6bc27f5
PA
1613 /* DTLS: partial reads end up discarding unread UDP bytes :-(
1614 * Setting read ahead solves this problem.
1615 */
1616 if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx2, 1);
1617
e6bc27f5
PA
1618 if (state) SSL_CTX_set_info_callback(ctx2,apps_ssl_info_callback);
1619
5f042374
PA
1620 if (no_cache)
1621 SSL_CTX_set_session_cache_mode(ctx2,SSL_SESS_CACHE_OFF);
1622 else
1623 SSL_CTX_sess_set_cache_size(ctx2,128);
e6bc27f5
PA
1624
1625 if ((!SSL_CTX_load_verify_locations(ctx2,CAfile,CApath)) ||
1626 (!SSL_CTX_set_default_verify_paths(ctx2)))
1627 {
1628 ERR_print_errors(bio_err);
1629 }
919b01cc
PA
1630 if (vpm)
1631 SSL_CTX_set1_param(ctx2, vpm);
e6bc27f5 1632 }
672590bc
PA
1633
1634# ifndef OPENSSL_NO_NEXTPROTONEG
1635 if (next_proto.data)
1636 SSL_CTX_set_next_protos_advertised_cb(ctx, next_proto_cb, &next_proto);
1637# endif
e6bc27f5
PA
1638#endif
1639
56276539
SS
1640#ifndef OPENSSL_NO_DH
1641 if (!no_dhe)
1642 {
1643 DH *dh=NULL;
1644
1645 if (dhfile)
1646 dh = load_dh_param(dhfile);
1647 else if (s_cert_file)
1648 dh = load_dh_param(s_cert_file);
1649
1650 if (dh != NULL)
1651 {
1652 BIO_printf(bio_s_out,"Setting temp DH parameters\n");
1653 }
1654 else
1655 {
1656 BIO_printf(bio_s_out,"Using default temp DH parameters\n");
1657 dh=get_dh512();
1658 }
1659 (void)BIO_flush(bio_s_out);
1660
1661 SSL_CTX_set_tmp_dh(ctx,dh);
e6bc27f5
PA
1662#ifndef OPENSSL_NO_TLSEXT
1663 if (ctx2)
1664 {
1665 if (!dhfile)
1666 {
1667 DH *dh2=load_dh_param(s_cert_file2);
1668 if (dh2 != NULL)
1669 {
1670 BIO_printf(bio_s_out,"Setting temp DH parameters\n");
1671 (void)BIO_flush(bio_s_out);
1672
1673 DH_free(dh);
1674 dh = dh2;
1675 }
1676 }
1677 SSL_CTX_set_tmp_dh(ctx2,dh);
1678 }
1679#endif
56276539
SS
1680 DH_free(dh);
1681 }
1682#endif
1683
1684#ifndef OPENSSL_NO_ECDH
1685 if (!no_ecdhe)
1686 {
1687 EC_KEY *ecdh=NULL;
1688
1689 if (named_curve)
1690 {
1691 int nid = OBJ_sn2nid(named_curve);
1692
1693 if (nid == 0)
1694 {
1695 BIO_printf(bio_err, "unknown curve name (%s)\n",
1696 named_curve);
1697 goto end;
1698 }
1699 ecdh = EC_KEY_new_by_curve_name(nid);
1700 if (ecdh == NULL)
1701 {
1702 BIO_printf(bio_err, "unable to create curve (%s)\n",
1703 named_curve);
1704 goto end;
1705 }
1706 }
1707
1708 if (ecdh != NULL)
1709 {
1710 BIO_printf(bio_s_out,"Setting temp ECDH parameters\n");
1711 }
1712 else
1713 {
1714 BIO_printf(bio_s_out,"Using default temp ECDH parameters\n");
919b01cc 1715 ecdh = EC_KEY_new_by_curve_name(NID_X9_62_prime256v1);
56276539
SS
1716 if (ecdh == NULL)
1717 {
919b01cc 1718 BIO_printf(bio_err, "unable to create curve (nistp256)\n");
56276539
SS
1719 goto end;
1720 }
1721 }
1722 (void)BIO_flush(bio_s_out);
1723
1724 SSL_CTX_set_tmp_ecdh(ctx,ecdh);
e6bc27f5
PA
1725#ifndef OPENSSL_NO_TLSEXT
1726 if (ctx2)
1727 SSL_CTX_set_tmp_ecdh(ctx2,ecdh);
1728#endif
56276539
SS
1729 EC_KEY_free(ecdh);
1730 }
1731#endif
1732
1733 if (!set_cert_key_stuff(ctx,s_cert,s_key))
1734 goto end;
e6bc27f5
PA
1735#ifndef OPENSSL_NO_TLSEXT
1736 if (ctx2 && !set_cert_key_stuff(ctx2,s_cert2,s_key2))
1737 goto end;
1738#endif
56276539
SS
1739 if (s_dcert != NULL)
1740 {
1741 if (!set_cert_key_stuff(ctx,s_dcert,s_dkey))
1742 goto end;
1743 }
1744
1745#ifndef OPENSSL_NO_RSA
1746#if 1
1747 if (!no_tmp_rsa)
e6bc27f5 1748 {
56276539 1749 SSL_CTX_set_tmp_rsa_callback(ctx,tmp_rsa_cb);
e6bc27f5
PA
1750#ifndef OPENSSL_NO_TLSEXT
1751 if (ctx2)
1752 SSL_CTX_set_tmp_rsa_callback(ctx2,tmp_rsa_cb);
919b01cc 1753#endif
e6bc27f5 1754 }
56276539
SS
1755#else
1756 if (!no_tmp_rsa && SSL_CTX_need_tmp_RSA(ctx))
1757 {
1758 RSA *rsa;
1759
1760 BIO_printf(bio_s_out,"Generating temp (512 bit) RSA key...");
1761 BIO_flush(bio_s_out);
1762
1763 rsa=RSA_generate_key(512,RSA_F4,NULL);
1764
1765 if (!SSL_CTX_set_tmp_rsa(ctx,rsa))
1766 {
1767 ERR_print_errors(bio_err);
1768 goto end;
1769 }
e6bc27f5
PA
1770#ifndef OPENSSL_NO_TLSEXT
1771 if (ctx2)
1772 {
1773 if (!SSL_CTX_set_tmp_rsa(ctx2,rsa))
1774 {
1775 ERR_print_errors(bio_err);
1776 goto end;
1777 }
1778 }
1779#endif
56276539
SS
1780 RSA_free(rsa);
1781 BIO_printf(bio_s_out,"\n");
1782 }
1783#endif
1784#endif
1785
919b01cc
PA
1786#ifndef OPENSSL_NO_PSK
1787#ifdef OPENSSL_NO_JPAKE
1788 if (psk_key != NULL)
1789#else
1790 if (psk_key != NULL || jpake_secret)
1791#endif
1792 {
1793 if (s_debug)
1794 BIO_printf(bio_s_out, "PSK key given or JPAKE in use, setting server callback\n");
1795 SSL_CTX_set_psk_server_callback(ctx, psk_server_cb);
1796 }
1797
1798 if (!SSL_CTX_use_psk_identity_hint(ctx, psk_identity_hint))
1799 {
1800 BIO_printf(bio_err,"error setting PSK identity hint to context\n");
56276539
SS
1801 ERR_print_errors(bio_err);
1802 goto end;
919b01cc
PA
1803 }
1804#endif
1805
1806 if (cipher != NULL)
1807 {
1808 if(!SSL_CTX_set_cipher_list(ctx,cipher))
1809 {
1810 BIO_printf(bio_err,"error setting cipher list\n");
1811 ERR_print_errors(bio_err);
1812 goto end;
1813 }
e6bc27f5
PA
1814#ifndef OPENSSL_NO_TLSEXT
1815 if (ctx2 && !SSL_CTX_set_cipher_list(ctx2,cipher))
1816 {
1817 BIO_printf(bio_err,"error setting cipher list\n");
1818 ERR_print_errors(bio_err);
1819 goto end;
1820 }
1821#endif
919b01cc 1822 }
56276539
SS
1823 SSL_CTX_set_verify(ctx,s_server_verify,verify_callback);
1824 SSL_CTX_set_session_id_context(ctx,(void*)&s_server_session_id_context,
1825 sizeof s_server_session_id_context);
1826
5f042374
PA
1827 /* Set DTLS cookie generation and verification callbacks */
1828 SSL_CTX_set_cookie_generate_cb(ctx, generate_cookie_callback);
1829 SSL_CTX_set_cookie_verify_cb(ctx, verify_cookie_callback);
1830
e6bc27f5
PA
1831#ifndef OPENSSL_NO_TLSEXT
1832 if (ctx2)
1833 {
1834 SSL_CTX_set_verify(ctx2,s_server_verify,verify_callback);
1835 SSL_CTX_set_session_id_context(ctx2,(void*)&s_server_session_id_context,
1836 sizeof s_server_session_id_context);
1837
1838 tlsextcbp.biodebug = bio_s_out;
1839 SSL_CTX_set_tlsext_servername_callback(ctx2, ssl_servername_cb);
1840 SSL_CTX_set_tlsext_servername_arg(ctx2, &tlsextcbp);
1841 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1842 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1843 }
1844#endif
919b01cc 1845
672590bc
PA
1846#ifndef OPENSSL_NO_SRP
1847 if (srp_verifier_file != NULL)
1848 {
1849 srp_callback_parm.vb = SRP_VBASE_new(srpuserseed);
1850 srp_callback_parm.user = NULL;
1851 srp_callback_parm.login = NULL;
1852 if ((ret = SRP_VBASE_init(srp_callback_parm.vb, srp_verifier_file)) != SRP_NO_ERROR)
1853 {
1854 BIO_printf(bio_err,
1855 "Cannot initialize SRP verifier file \"%s\":ret=%d\n",
1856 srp_verifier_file, ret);
1857 goto end;
1858 }
1859 SSL_CTX_set_verify(ctx, SSL_VERIFY_NONE,verify_callback);
1860 SSL_CTX_set_srp_cb_arg(ctx, &srp_callback_parm);
1861 SSL_CTX_set_srp_username_callback(ctx, ssl_srp_server_param_cb);
1862 }
1863 else
1864#endif
56276539 1865 if (CAfile != NULL)
e6bc27f5
PA
1866 {
1867 SSL_CTX_set_client_CA_list(ctx,SSL_load_client_CA_file(CAfile));
1868#ifndef OPENSSL_NO_TLSEXT
1869 if (ctx2)
1870 SSL_CTX_set_client_CA_list(ctx2,SSL_load_client_CA_file(CAfile));
1871#endif
1872 }
919b01cc 1873
56276539 1874 BIO_printf(bio_s_out,"ACCEPT\n");
919b01cc 1875 (void)BIO_flush(bio_s_out);
56276539 1876 if (www)
e6bc27f5 1877 do_server(port,socket_type,&accept_socket,www_body, context);
56276539 1878 else
e6bc27f5 1879 do_server(port,socket_type,&accept_socket,sv_body, context);
56276539
SS
1880 print_stats(bio_s_out,ctx);
1881 ret=0;
1882end:
1883 if (ctx != NULL) SSL_CTX_free(ctx);
1884 if (s_cert)
1885 X509_free(s_cert);
1886 if (s_dcert)
1887 X509_free(s_dcert);
1888 if (s_key)
1889 EVP_PKEY_free(s_key);
1890 if (s_dkey)
1891 EVP_PKEY_free(s_dkey);
1892 if (pass)
1893 OPENSSL_free(pass);
1894 if (dpass)
1895 OPENSSL_free(dpass);
e6bc27f5
PA
1896#ifndef OPENSSL_NO_TLSEXT
1897 if (ctx2 != NULL) SSL_CTX_free(ctx2);
1898 if (s_cert2)
1899 X509_free(s_cert2);
1900 if (s_key2)
1901 EVP_PKEY_free(s_key2);
1902#endif
56276539
SS
1903 if (bio_s_out != NULL)
1904 {
1905 BIO_free(bio_s_out);
1906 bio_s_out=NULL;
1907 }
1908 apps_shutdown();
1909 OPENSSL_EXIT(ret);
1910 }
1911
1912static void print_stats(BIO *bio, SSL_CTX *ssl_ctx)
1913 {
1914 BIO_printf(bio,"%4ld items in the session cache\n",
1915 SSL_CTX_sess_number(ssl_ctx));
1916 BIO_printf(bio,"%4ld client connects (SSL_connect())\n",
1917 SSL_CTX_sess_connect(ssl_ctx));
1918 BIO_printf(bio,"%4ld client renegotiates (SSL_connect())\n",
1919 SSL_CTX_sess_connect_renegotiate(ssl_ctx));
1920 BIO_printf(bio,"%4ld client connects that finished\n",
1921 SSL_CTX_sess_connect_good(ssl_ctx));
1922 BIO_printf(bio,"%4ld server accepts (SSL_accept())\n",
1923 SSL_CTX_sess_accept(ssl_ctx));
1924 BIO_printf(bio,"%4ld server renegotiates (SSL_accept())\n",
1925 SSL_CTX_sess_accept_renegotiate(ssl_ctx));
1926 BIO_printf(bio,"%4ld server accepts that finished\n",
1927 SSL_CTX_sess_accept_good(ssl_ctx));
1928 BIO_printf(bio,"%4ld session cache hits\n",SSL_CTX_sess_hits(ssl_ctx));
1929 BIO_printf(bio,"%4ld session cache misses\n",SSL_CTX_sess_misses(ssl_ctx));
1930 BIO_printf(bio,"%4ld session cache timeouts\n",SSL_CTX_sess_timeouts(ssl_ctx));
1931 BIO_printf(bio,"%4ld callback cache hits\n",SSL_CTX_sess_cb_hits(ssl_ctx));
1932 BIO_printf(bio,"%4ld cache full overflows (%ld allowed)\n",
1933 SSL_CTX_sess_cache_full(ssl_ctx),
1934 SSL_CTX_sess_get_cache_size(ssl_ctx));
1935 }
1936
1937static int sv_body(char *hostname, int s, unsigned char *context)
1938 {
1939 char *buf=NULL;
1940 fd_set readfds;
1941 int ret=1,width;
1942 int k,i;
1943 unsigned long l;
1944 SSL *con=NULL;
1945 BIO *sbio;
672590bc
PA
1946#ifndef OPENSSL_NO_KRB5
1947 KSSL_CTX *kctx;
1948#endif
5f042374 1949 struct timeval timeout;
919b01cc 1950#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
56276539 1951 struct timeval tv;
5f042374
PA
1952#else
1953 struct timeval *timeoutp;
56276539
SS
1954#endif
1955
1956 if ((buf=OPENSSL_malloc(bufsize)) == NULL)
1957 {
1958 BIO_printf(bio_err,"out of memory\n");
1959 goto err;
1960 }
1961#ifdef FIONBIO
1962 if (s_nbio)
1963 {
1964 unsigned long sl=1;
1965
1966 if (!s_quiet)
1967 BIO_printf(bio_err,"turning on non blocking io\n");
1968 if (BIO_socket_ioctl(s,FIONBIO,&sl) < 0)
1969 ERR_print_errors(bio_err);
1970 }
1971#endif
1972
1973 if (con == NULL) {
1974 con=SSL_new(ctx);
e6bc27f5
PA
1975#ifndef OPENSSL_NO_TLSEXT
1976 if (s_tlsextdebug)
1977 {
1978 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1979 SSL_set_tlsext_debug_arg(con, bio_s_out);
1980 }
2e6ca3d0
PA
1981 if (s_tlsextstatus)
1982 {
1983 SSL_CTX_set_tlsext_status_cb(ctx, cert_status_cb);
1984 tlscstatp.err = bio_err;
1985 SSL_CTX_set_tlsext_status_arg(ctx, &tlscstatp);
1986 }
e6bc27f5 1987#endif
56276539 1988#ifndef OPENSSL_NO_KRB5
672590bc 1989 if ((kctx = kssl_ctx_new()) != NULL)
56276539 1990 {
672590bc
PA
1991 SSL_set0_kssl_ctx(con, kctx);
1992 kssl_ctx_setstring(kctx, KSSL_SERVICE, KRB5SVC);
1993 kssl_ctx_setstring(kctx, KSSL_KEYTAB, KRB5KEYTAB);
56276539
SS
1994 }
1995#endif /* OPENSSL_NO_KRB5 */
1996 if(context)
1997 SSL_set_session_id_context(con, context,
1998 strlen((char *)context));
1999 }
2000 SSL_clear(con);
919b01cc
PA
2001#if 0
2002#ifdef TLSEXT_TYPE_opaque_prf_input
2003 SSL_set_tlsext_opaque_prf_input(con, "Test server", 11);
2004#endif
2005#endif
56276539
SS
2006
2007 if (SSL_version(con) == DTLS1_VERSION)
2008 {
56276539
SS
2009
2010 sbio=BIO_new_dgram(s,BIO_NOCLOSE);
2011
919b01cc 2012 if (enable_timeouts)
56276539
SS
2013 {
2014 timeout.tv_sec = 0;
2015 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
2016 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
2017
2018 timeout.tv_sec = 0;
2019 timeout.tv_usec = DGRAM_SND_TIMEOUT;
2020 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
2021 }
2022
5f042374 2023 if (socket_mtu > 28)
56276539
SS
2024 {
2025 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
5f042374 2026 SSL_set_mtu(con, socket_mtu - 28);
56276539
SS
2027 }
2028 else
2029 /* want to do MTU discovery */
2030 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
2031
2032 /* turn on cookie exchange */
2033 SSL_set_options(con, SSL_OP_COOKIE_EXCHANGE);
2034 }
2035 else
2036 sbio=BIO_new_socket(s,BIO_NOCLOSE);
2037
2038 if (s_nbio_test)
2039 {
2040 BIO *test;
2041
2042 test=BIO_new(BIO_f_nbio_test());
2043 sbio=BIO_push(test,sbio);
2044 }
730b1645
PA
2045#ifndef OPENSSL_NO_JPAKE
2046 if(jpake_secret)
2047 jpake_server_auth(bio_s_out, sbio, jpake_secret);
2048#endif
2049
56276539
SS
2050 SSL_set_bio(con,sbio,sbio);
2051 SSL_set_accept_state(con);
2052 /* SSL_set_fd(con,s); */
2053
2054 if (s_debug)
2055 {
672590bc 2056 SSL_set_debug(con, 1);
56276539 2057 BIO_set_callback(SSL_get_rbio(con),bio_dump_callback);
e40c9513 2058 BIO_set_callback_arg(SSL_get_rbio(con),(char *)bio_s_out);
56276539
SS
2059 }
2060 if (s_msg)
2061 {
2062 SSL_set_msg_callback(con, msg_cb);
2063 SSL_set_msg_callback_arg(con, bio_s_out);
2064 }
e6bc27f5
PA
2065#ifndef OPENSSL_NO_TLSEXT
2066 if (s_tlsextdebug)
2067 {
2068 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2069 SSL_set_tlsext_debug_arg(con, bio_s_out);
2070 }
2071#endif
56276539
SS
2072
2073 width=s+1;
2074 for (;;)
2075 {
2076 int read_from_terminal;
2077 int read_from_sslcon;
2078
2079 read_from_terminal = 0;
2080 read_from_sslcon = SSL_pending(con);
2081
2082 if (!read_from_sslcon)
2083 {
2084 FD_ZERO(&readfds);
919b01cc
PA
2085#if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined(OPENSSL_SYS_BEOS_R5)
2086 openssl_fdset(fileno(stdin),&readfds);
56276539 2087#endif
919b01cc 2088 openssl_fdset(s,&readfds);
56276539
SS
2089 /* Note: under VMS with SOCKETSHR the second parameter is
2090 * currently of type (int *) whereas under other systems
2091 * it is (void *) if you don't have a cast it will choke
2092 * the compiler: if you do have a cast then you can either
2093 * go for (int *) or (void *).
2094 */
2095#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
2096 /* Under DOS (non-djgpp) and Windows we can't select on stdin: only
2097 * on sockets. As a workaround we timeout the select every
2098 * second and check for any keypress. In a proper Windows
2099 * application we wouldn't do this because it is inefficient.
2100 */
2101 tv.tv_sec = 1;
2102 tv.tv_usec = 0;
2103 i=select(width,(void *)&readfds,NULL,NULL,&tv);
2104 if((i < 0) || (!i && !_kbhit() ) )continue;
2105 if(_kbhit())
2106 read_from_terminal = 1;
919b01cc
PA
2107#elif defined(OPENSSL_SYS_BEOS_R5)
2108 /* Under BeOS-R5 the situation is similar to DOS */
2109 tv.tv_sec = 1;
2110 tv.tv_usec = 0;
2111 (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK);
2112 i=select(width,(void *)&readfds,NULL,NULL,&tv);
2113 if ((i < 0) || (!i && read(fileno(stdin), buf, 0) < 0))
2114 continue;
2115 if (read(fileno(stdin), buf, 0) >= 0)
2116 read_from_terminal = 1;
2117 (void)fcntl(fileno(stdin), F_SETFL, 0);
56276539 2118#else
5f042374
PA
2119 if ((SSL_version(con) == DTLS1_VERSION) &&
2120 DTLSv1_get_timeout(con, &timeout))
2121 timeoutp = &timeout;
2122 else
2123 timeoutp = NULL;
2124
2125 i=select(width,(void *)&readfds,NULL,NULL,timeoutp);
2126
2127 if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0)
2128 {
2129 BIO_printf(bio_err,"TIMEOUT occured\n");
2130 }
2131
56276539
SS
2132 if (i <= 0) continue;
2133 if (FD_ISSET(fileno(stdin),&readfds))
2134 read_from_terminal = 1;
2135#endif
2136 if (FD_ISSET(s,&readfds))
2137 read_from_sslcon = 1;
2138 }
2139 if (read_from_terminal)
2140 {
2141 if (s_crlf)
2142 {
2143 int j, lf_num;
2144
919b01cc 2145 i=raw_read_stdin(buf, bufsize/2);
56276539
SS
2146 lf_num = 0;
2147 /* both loops are skipped when i <= 0 */
2148 for (j = 0; j < i; j++)
2149 if (buf[j] == '\n')
2150 lf_num++;
2151 for (j = i-1; j >= 0; j--)
2152 {
2153 buf[j+lf_num] = buf[j];
2154 if (buf[j] == '\n')
2155 {
2156 lf_num--;
2157 i++;
2158 buf[j+lf_num] = '\r';
2159 }
2160 }
2161 assert(lf_num == 0);
2162 }
2163 else
919b01cc 2164 i=raw_read_stdin(buf,bufsize);
56276539
SS
2165 if (!s_quiet)
2166 {
2167 if ((i <= 0) || (buf[0] == 'Q'))
2168 {
2169 BIO_printf(bio_s_out,"DONE\n");
2170 SHUTDOWN(s);
2171 close_accept_socket();
2172 ret= -11;
2173 goto err;
2174 }
2175 if ((i <= 0) || (buf[0] == 'q'))
2176 {
2177 BIO_printf(bio_s_out,"DONE\n");
2178 if (SSL_version(con) != DTLS1_VERSION)
2179 SHUTDOWN(s);
2180 /* close_accept_socket();
2181 ret= -11;*/
2182 goto err;
2183 }
919b01cc 2184
672590bc
PA
2185#ifndef OPENSSL_NO_HEARTBEATS
2186 if ((buf[0] == 'B') &&
2187 ((buf[1] == '\n') || (buf[1] == '\r')))
2188 {
2189 BIO_printf(bio_err,"HEARTBEATING\n");
2190 SSL_heartbeat(con);
2191 i=0;
2192 continue;
2193 }
2194#endif
56276539
SS
2195 if ((buf[0] == 'r') &&
2196 ((buf[1] == '\n') || (buf[1] == '\r')))
2197 {
2198 SSL_renegotiate(con);
2199 i=SSL_do_handshake(con);
2200 printf("SSL_do_handshake -> %d\n",i);
2201 i=0; /*13; */
2202 continue;
2203 /* strcpy(buf,"server side RE-NEGOTIATE\n"); */
2204 }
2205 if ((buf[0] == 'R') &&
2206 ((buf[1] == '\n') || (buf[1] == '\r')))
2207 {
2208 SSL_set_verify(con,
2209 SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE,NULL);
2210 SSL_renegotiate(con);
2211 i=SSL_do_handshake(con);
2212 printf("SSL_do_handshake -> %d\n",i);
2213 i=0; /* 13; */
2214 continue;
2215 /* strcpy(buf,"server side RE-NEGOTIATE asking for client cert\n"); */
2216 }
2217 if (buf[0] == 'P')
2218 {
2219 static const char *str="Lets print some clear text\n";
2220 BIO_write(SSL_get_wbio(con),str,strlen(str));
2221 }
2222 if (buf[0] == 'S')
2223 {
2224 print_stats(bio_s_out,SSL_get_SSL_CTX(con));
2225 }
2226 }
2227#ifdef CHARSET_EBCDIC
2228 ebcdic2ascii(buf,buf,i);
2229#endif
2230 l=k=0;
2231 for (;;)
2232 {
2233 /* should do a select for the write */
2234#ifdef RENEG
2235{ static count=0; if (++count == 100) { count=0; SSL_renegotiate(con); } }
2236#endif
2237 k=SSL_write(con,&(buf[l]),(unsigned int)i);
672590bc
PA
2238#ifndef OPENSSL_NO_SRP
2239 while (SSL_get_error(con,k) == SSL_ERROR_WANT_X509_LOOKUP)
2240 {
2241 BIO_printf(bio_s_out,"LOOKUP renego during write\n");
2242 srp_callback_parm.user = SRP_VBASE_get_by_user(srp_callback_parm.vb, srp_callback_parm.login);
2243 if (srp_callback_parm.user)
2244 BIO_printf(bio_s_out,"LOOKUP done %s\n",srp_callback_parm.user->info);
2245 else
2246 BIO_printf(bio_s_out,"LOOKUP not successful\n");
2247 k=SSL_write(con,&(buf[l]),(unsigned int)i);
2248 }
2249#endif
56276539
SS
2250 switch (SSL_get_error(con,k))
2251 {
2252 case SSL_ERROR_NONE:
2253 break;
2254 case SSL_ERROR_WANT_WRITE:
2255 case SSL_ERROR_WANT_READ:
2256 case SSL_ERROR_WANT_X509_LOOKUP:
2257 BIO_printf(bio_s_out,"Write BLOCK\n");
2258 break;
2259 case SSL_ERROR_SYSCALL:
2260 case SSL_ERROR_SSL:
2261 BIO_printf(bio_s_out,"ERROR\n");
2262 ERR_print_errors(bio_err);
2263 ret=1;
2264 goto err;
2265 /* break; */
2266 case SSL_ERROR_ZERO_RETURN:
2267 BIO_printf(bio_s_out,"DONE\n");
2268 ret=1;
2269 goto err;
2270 }
2271 l+=k;
2272 i-=k;
2273 if (i <= 0) break;
2274 }
2275 }
2276 if (read_from_sslcon)
2277 {
2278 if (!SSL_is_init_finished(con))
2279 {
2280 i=init_ssl_connection(con);
2281
2282 if (i < 0)
2283 {
2284 ret=0;
2285 goto err;
2286 }
2287 else if (i == 0)
2288 {
2289 ret=1;
2290 goto err;
2291 }
2292 }
2293 else
2294 {
2295again:
2296 i=SSL_read(con,(char *)buf,bufsize);
672590bc
PA
2297#ifndef OPENSSL_NO_SRP
2298 while (SSL_get_error(con,i) == SSL_ERROR_WANT_X509_LOOKUP)
2299 {
2300 BIO_printf(bio_s_out,"LOOKUP renego during read\n");
2301 srp_callback_parm.user = SRP_VBASE_get_by_user(srp_callback_parm.vb, srp_callback_parm.login);
2302 if (srp_callback_parm.user)
2303 BIO_printf(bio_s_out,"LOOKUP done %s\n",srp_callback_parm.user->info);
2304 else
2305 BIO_printf(bio_s_out,"LOOKUP not successful\n");
2306 i=SSL_read(con,(char *)buf,bufsize);
2307 }
2308#endif
56276539
SS
2309 switch (SSL_get_error(con,i))
2310 {
2311 case SSL_ERROR_NONE:
2312#ifdef CHARSET_EBCDIC
2313 ascii2ebcdic(buf,buf,i);
2314#endif
919b01cc 2315 raw_write_stdout(buf,
56276539
SS
2316 (unsigned int)i);
2317 if (SSL_pending(con)) goto again;
2318 break;
2319 case SSL_ERROR_WANT_WRITE:
2320 case SSL_ERROR_WANT_READ:
56276539
SS
2321 BIO_printf(bio_s_out,"Read BLOCK\n");
2322 break;
2323 case SSL_ERROR_SYSCALL:
2324 case SSL_ERROR_SSL:
2325 BIO_printf(bio_s_out,"ERROR\n");
2326 ERR_print_errors(bio_err);
2327 ret=1;
2328 goto err;
2329 case SSL_ERROR_ZERO_RETURN:
2330 BIO_printf(bio_s_out,"DONE\n");
2331 ret=1;
2332 goto err;
2333 }
2334 }
2335 }
2336 }
2337err:
919b01cc
PA
2338 if (con != NULL)
2339 {
2340 BIO_printf(bio_s_out,"shutting down SSL\n");
56276539 2341#if 1
919b01cc 2342 SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN);
56276539 2343#else
919b01cc 2344 SSL_shutdown(con);
56276539 2345#endif
919b01cc
PA
2346 SSL_free(con);
2347 }
56276539
SS
2348 BIO_printf(bio_s_out,"CONNECTION CLOSED\n");
2349 if (buf != NULL)
2350 {
2351 OPENSSL_cleanse(buf,bufsize);
2352 OPENSSL_free(buf);
2353 }
2354 if (ret >= 0)
2355 BIO_printf(bio_s_out,"ACCEPT\n");
2356 return(ret);
2357 }
2358
2359static void close_accept_socket(void)
2360 {
2361 BIO_printf(bio_err,"shutdown accept socket\n");
2362 if (accept_socket >= 0)
2363 {
2364 SHUTDOWN2(accept_socket);
2365 }
2366 }
2367
2368static int init_ssl_connection(SSL *con)
2369 {
2370 int i;
2371 const char *str;
2372 X509 *peer;
2373 long verify_error;
2374 MS_STATIC char buf[BUFSIZ];
672590bc
PA
2375#ifndef OPENSSL_NO_KRB5
2376 char *client_princ;
2377#endif
2378#if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2379 const unsigned char *next_proto_neg;
2380 unsigned next_proto_neg_len;
2381#endif
2382 unsigned char *exportedkeymat;
2383
56276539 2384
672590bc
PA
2385 i=SSL_accept(con);
2386#ifndef OPENSSL_NO_SRP
2387 while (i <= 0 && SSL_get_error(con,i) == SSL_ERROR_WANT_X509_LOOKUP)
2388 {
2389 BIO_printf(bio_s_out,"LOOKUP during accept %s\n",srp_callback_parm.login);
2390 srp_callback_parm.user = SRP_VBASE_get_by_user(srp_callback_parm.vb, srp_callback_parm.login);
2391 if (srp_callback_parm.user)
2392 BIO_printf(bio_s_out,"LOOKUP done %s\n",srp_callback_parm.user->info);
2393 else
2394 BIO_printf(bio_s_out,"LOOKUP not successful\n");
2395 i=SSL_accept(con);
2396 }
2397#endif
2398 if (i <= 0)
56276539
SS
2399 {
2400 if (BIO_sock_should_retry(i))
2401 {
2402 BIO_printf(bio_s_out,"DELAY\n");
2403 return(1);
2404 }
2405
2406 BIO_printf(bio_err,"ERROR\n");
2407 verify_error=SSL_get_verify_result(con);
2408 if (verify_error != X509_V_OK)
2409 {
2410 BIO_printf(bio_err,"verify error:%s\n",
2411 X509_verify_cert_error_string(verify_error));
2412 }
2413 else
2414 ERR_print_errors(bio_err);
2415 return(0);
2416 }
2417
2418 PEM_write_bio_SSL_SESSION(bio_s_out,SSL_get_session(con));
2419
2420 peer=SSL_get_peer_certificate(con);
2421 if (peer != NULL)
2422 {
2423 BIO_printf(bio_s_out,"Client certificate\n");
2424 PEM_write_bio_X509(bio_s_out,peer);
2425 X509_NAME_oneline(X509_get_subject_name(peer),buf,sizeof buf);
2426 BIO_printf(bio_s_out,"subject=%s\n",buf);
2427 X509_NAME_oneline(X509_get_issuer_name(peer),buf,sizeof buf);
2428 BIO_printf(bio_s_out,"issuer=%s\n",buf);
2429 X509_free(peer);
2430 }
2431
2432 if (SSL_get_shared_ciphers(con,buf,sizeof buf) != NULL)
2433 BIO_printf(bio_s_out,"Shared ciphers:%s\n",buf);
2434 str=SSL_CIPHER_get_name(SSL_get_current_cipher(con));
2435 BIO_printf(bio_s_out,"CIPHER is %s\n",(str != NULL)?str:"(NONE)");
672590bc
PA
2436#if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2437 SSL_get0_next_proto_negotiated(con, &next_proto_neg, &next_proto_neg_len);
2438 if (next_proto_neg)
2439 {
2440 BIO_printf(bio_s_out,"NEXTPROTO is ");
2441 BIO_write(bio_s_out, next_proto_neg, next_proto_neg_len);
2442 BIO_printf(bio_s_out, "\n");
2443 }
2444#endif
2445 {
2446 SRTP_PROTECTION_PROFILE *srtp_profile
2447 = SSL_get_selected_srtp_profile(con);
2448
2449 if(srtp_profile)
2450 BIO_printf(bio_s_out,"SRTP Extension negotiated, profile=%s\n",
2451 srtp_profile->name);
2452 }
2453 if (SSL_cache_hit(con)) BIO_printf(bio_s_out,"Reused session-id\n");
56276539
SS
2454 if (SSL_ctrl(con,SSL_CTRL_GET_FLAGS,0,NULL) &
2455 TLS1_FLAGS_TLS_PADDING_BUG)
672590bc
PA
2456 BIO_printf(bio_s_out,
2457 "Peer has incorrect TLSv1 block padding\n");
56276539 2458#ifndef OPENSSL_NO_KRB5
672590bc
PA
2459 client_princ = kssl_ctx_get0_client_princ(SSL_get0_kssl_ctx(con));
2460 if (client_princ != NULL)
56276539
SS
2461 {
2462 BIO_printf(bio_s_out,"Kerberos peer principal is %s\n",
672590bc 2463 client_princ);
56276539
SS
2464 }
2465#endif /* OPENSSL_NO_KRB5 */
5f042374
PA
2466 BIO_printf(bio_s_out, "Secure Renegotiation IS%s supported\n",
2467 SSL_get_secure_renegotiation_support(con) ? "" : " NOT");
672590bc
PA
2468 if (keymatexportlabel != NULL)
2469 {
2470 BIO_printf(bio_s_out, "Keying material exporter:\n");
2471 BIO_printf(bio_s_out, " Label: '%s'\n", keymatexportlabel);
2472 BIO_printf(bio_s_out, " Length: %i bytes\n",
2473 keymatexportlen);
2474 exportedkeymat = OPENSSL_malloc(keymatexportlen);
2475 if (exportedkeymat != NULL)
2476 {
2477 if (!SSL_export_keying_material(con, exportedkeymat,
2478 keymatexportlen,
2479 keymatexportlabel,
2480 strlen(keymatexportlabel),
2481 NULL, 0, 0))
2482 {
2483 BIO_printf(bio_s_out, " Error\n");
2484 }
2485 else
2486 {
2487 BIO_printf(bio_s_out, " Keying material: ");
2488 for (i=0; i<keymatexportlen; i++)
2489 BIO_printf(bio_s_out, "%02X",
2490 exportedkeymat[i]);
2491 BIO_printf(bio_s_out, "\n");
2492 }
2493 OPENSSL_free(exportedkeymat);
2494 }
2495 }
2496
56276539
SS
2497 return(1);
2498 }
2499
2500#ifndef OPENSSL_NO_DH
2501static DH *load_dh_param(const char *dhfile)
2502 {
2503 DH *ret=NULL;
2504 BIO *bio;
2505
2506 if ((bio=BIO_new_file(dhfile,"r")) == NULL)
2507 goto err;
2508 ret=PEM_read_bio_DHparams(bio,NULL,NULL,NULL);
2509err:
2510 if (bio != NULL) BIO_free(bio);
2511 return(ret);
2512 }
2513#endif
672590bc
PA
2514#ifndef OPENSSL_NO_KRB5
2515 char *client_princ;
2516#endif
56276539
SS
2517
2518#if 0
2519static int load_CA(SSL_CTX *ctx, char *file)
2520 {
2521 FILE *in;
2522 X509 *x=NULL;
2523
2524 if ((in=fopen(file,"r")) == NULL)
2525 return(0);
2526
2527 for (;;)
2528 {
2529 if (PEM_read_X509(in,&x,NULL) == NULL)
2530 break;
2531 SSL_CTX_add_client_CA(ctx,x);
2532 }
2533 if (x != NULL) X509_free(x);
2534 fclose(in);
2535 return(1);
2536 }
2537#endif
2538
2539static int www_body(char *hostname, int s, unsigned char *context)
2540 {
2541 char *buf=NULL;
2542 int ret=1;
9f1859dd 2543 int i,j,k,dot;
56276539 2544 SSL *con;
919b01cc 2545 const SSL_CIPHER *c;
56276539 2546 BIO *io,*ssl_bio,*sbio;
672590bc
PA
2547#ifndef OPENSSL_NO_KRB5
2548 KSSL_CTX *kctx;
2549#endif
56276539
SS
2550
2551 buf=OPENSSL_malloc(bufsize);
2552 if (buf == NULL) return(0);
2553 io=BIO_new(BIO_f_buffer());
2554 ssl_bio=BIO_new(BIO_f_ssl());
2555 if ((io == NULL) || (ssl_bio == NULL)) goto err;
2556
2557#ifdef FIONBIO
2558 if (s_nbio)
2559 {
2560 unsigned long sl=1;
2561
2562 if (!s_quiet)
2563 BIO_printf(bio_err,"turning on non blocking io\n");
2564 if (BIO_socket_ioctl(s,FIONBIO,&sl) < 0)
2565 ERR_print_errors(bio_err);
2566 }
2567#endif
2568
2569 /* lets make the output buffer a reasonable size */
2570 if (!BIO_set_write_buffer_size(io,bufsize)) goto err;
2571
2572 if ((con=SSL_new(ctx)) == NULL) goto err;
e6bc27f5
PA
2573#ifndef OPENSSL_NO_TLSEXT
2574 if (s_tlsextdebug)
2575 {
2576 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2577 SSL_set_tlsext_debug_arg(con, bio_s_out);
2578 }
2579#endif
56276539 2580#ifndef OPENSSL_NO_KRB5
672590bc 2581 if ((kctx = kssl_ctx_new()) != NULL)
56276539 2582 {
672590bc
PA
2583 kssl_ctx_setstring(kctx, KSSL_SERVICE, KRB5SVC);
2584 kssl_ctx_setstring(kctx, KSSL_KEYTAB, KRB5KEYTAB);
56276539
SS
2585 }
2586#endif /* OPENSSL_NO_KRB5 */
2587 if(context) SSL_set_session_id_context(con, context,
2588 strlen((char *)context));
2589
2590 sbio=BIO_new_socket(s,BIO_NOCLOSE);
2591 if (s_nbio_test)
2592 {
2593 BIO *test;
2594
2595 test=BIO_new(BIO_f_nbio_test());
2596 sbio=BIO_push(test,sbio);
2597 }
2598 SSL_set_bio(con,sbio,sbio);
2599 SSL_set_accept_state(con);
2600
2601 /* SSL_set_fd(con,s); */
2602 BIO_set_ssl(ssl_bio,con,BIO_CLOSE);
2603 BIO_push(io,ssl_bio);
2604#ifdef CHARSET_EBCDIC
2605 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()),io);
2606#endif
2607
2608 if (s_debug)
2609 {
672590bc 2610 SSL_set_debug(con, 1);
56276539 2611 BIO_set_callback(SSL_get_rbio(con),bio_dump_callback);
e40c9513 2612 BIO_set_callback_arg(SSL_get_rbio(con),(char *)bio_s_out);
56276539
SS
2613 }
2614 if (s_msg)
2615 {
2616 SSL_set_msg_callback(con, msg_cb);
2617 SSL_set_msg_callback_arg(con, bio_s_out);
2618 }
2619
56276539
SS
2620 for (;;)
2621 {
2622 if (hack)
2623 {
2624 i=SSL_accept(con);
672590bc
PA
2625#ifndef OPENSSL_NO_SRP
2626 while (i <= 0 && SSL_get_error(con,i) == SSL_ERROR_WANT_X509_LOOKUP)
2627 {
2628 BIO_printf(bio_s_out,"LOOKUP during accept %s\n",srp_callback_parm.login);
2629 srp_callback_parm.user = SRP_VBASE_get_by_user(srp_callback_parm.vb, srp_callback_parm.login);
2630 if (srp_callback_parm.user)
2631 BIO_printf(bio_s_out,"LOOKUP done %s\n",srp_callback_parm.user->info);
2632 else
2633 BIO_printf(bio_s_out,"LOOKUP not successful\n");
2634 i=SSL_accept(con);
2635 }
2636#endif
56276539
SS
2637 switch (SSL_get_error(con,i))
2638 {
2639 case SSL_ERROR_NONE:
2640 break;
2641 case SSL_ERROR_WANT_WRITE:
2642 case SSL_ERROR_WANT_READ:
2643 case SSL_ERROR_WANT_X509_LOOKUP:
2644 continue;
2645 case SSL_ERROR_SYSCALL:
2646 case SSL_ERROR_SSL:
2647 case SSL_ERROR_ZERO_RETURN:
2648 ret=1;
2649 goto err;
2650 /* break; */
2651 }
2652
2653 SSL_renegotiate(con);
2654 SSL_write(con,NULL,0);
2655 }
2656
2657 i=BIO_gets(io,buf,bufsize-1);
2658 if (i < 0) /* error */
2659 {
2660 if (!BIO_should_retry(io))
2661 {
2662 if (!s_quiet)
2663 ERR_print_errors(bio_err);
2664 goto err;
2665 }
2666 else
2667 {
2668 BIO_printf(bio_s_out,"read R BLOCK\n");
2669#if defined(OPENSSL_SYS_NETWARE)
2670 delay(1000);
2671#elif !defined(OPENSSL_SYS_MSDOS) && !defined(__DJGPP__)
2672 sleep(1);
2673#endif
2674 continue;
2675 }
2676 }
2677 else if (i == 0) /* end of input */
2678 {
2679 ret=1;
2680 goto end;
2681 }
2682
2683 /* else we have data */
2684 if ( ((www == 1) && (strncmp("GET ",buf,4) == 0)) ||
2685 ((www == 2) && (strncmp("GET /stats ",buf,10) == 0)))
2686 {
2687 char *p;
2688 X509 *peer;
2689 STACK_OF(SSL_CIPHER) *sk;
2690 static const char *space=" ";
2691
2692 BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
2693 BIO_puts(io,"<HTML><BODY BGCOLOR=\"#ffffff\">\n");
2694 BIO_puts(io,"<pre>\n");
2695/* BIO_puts(io,SSLeay_version(SSLEAY_VERSION));*/
2696 BIO_puts(io,"\n");
2697 for (i=0; i<local_argc; i++)
2698 {
2699 BIO_puts(io,local_argv[i]);
2700 BIO_write(io," ",1);
2701 }
2702 BIO_puts(io,"\n");
2703
2704 /* The following is evil and should not really
2705 * be done */
2706 BIO_printf(io,"Ciphers supported in s_server binary\n");
2707 sk=SSL_get_ciphers(con);
2708 j=sk_SSL_CIPHER_num(sk);
2709 for (i=0; i<j; i++)
2710 {
2711 c=sk_SSL_CIPHER_value(sk,i);
2712 BIO_printf(io,"%-11s:%-25s",
2713 SSL_CIPHER_get_version(c),
2714 SSL_CIPHER_get_name(c));
2715 if ((((i+1)%2) == 0) && (i+1 != j))
2716 BIO_puts(io,"\n");
2717 }
2718 BIO_puts(io,"\n");
2719 p=SSL_get_shared_ciphers(con,buf,bufsize);
2720 if (p != NULL)
2721 {
2722 BIO_printf(io,"---\nCiphers common between both SSL end points:\n");
2723 j=i=0;
2724 while (*p)
2725 {
2726 if (*p == ':')
2727 {
2728 BIO_write(io,space,26-j);
2729 i++;
2730 j=0;
2731 BIO_write(io,((i%3)?" ":"\n"),1);
2732 }
2733 else
2734 {
2735 BIO_write(io,p,1);
2736 j++;
2737 }
2738 p++;
2739 }
2740 BIO_puts(io,"\n");
2741 }
672590bc 2742 BIO_printf(io,(SSL_cache_hit(con)
56276539
SS
2743 ?"---\nReused, "
2744 :"---\nNew, "));
2745 c=SSL_get_current_cipher(con);
2746 BIO_printf(io,"%s, Cipher is %s\n",
2747 SSL_CIPHER_get_version(c),
2748 SSL_CIPHER_get_name(c));
2749 SSL_SESSION_print(io,SSL_get_session(con));
2750 BIO_printf(io,"---\n");
2751 print_stats(io,SSL_get_SSL_CTX(con));
2752 BIO_printf(io,"---\n");
2753 peer=SSL_get_peer_certificate(con);
2754 if (peer != NULL)
2755 {
2756 BIO_printf(io,"Client certificate\n");
2757 X509_print(io,peer);
2758 PEM_write_bio_X509(io,peer);
2759 }
2760 else
2761 BIO_puts(io,"no client certificate available\n");
2762 BIO_puts(io,"</BODY></HTML>\r\n\r\n");
2763 break;
2764 }
2765 else if ((www == 2 || www == 3)
2766 && (strncmp("GET /",buf,5) == 0))
2767 {
2768 BIO *file;
2769 char *p,*e;
2770 static const char *text="HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n";
2771
2772 /* skip the '/' */
2773 p= &(buf[5]);
2774
2775 dot = 1;
2776 for (e=p; *e != '\0'; e++)
2777 {
2778 if (e[0] == ' ')
2779 break;
2780
2781 switch (dot)
2782 {
2783 case 1:
2784 dot = (e[0] == '.') ? 2 : 0;
2785 break;
2786 case 2:
2787 dot = (e[0] == '.') ? 3 : 0;
2788 break;
2789 case 3:
2790 dot = (e[0] == '/') ? -1 : 0;
2791 break;
2792 }
2793 if (dot == 0)
2794 dot = (e[0] == '/') ? 1 : 0;
2795 }
2796 dot = (dot == 3) || (dot == -1); /* filename contains ".." component */
2797
2798 if (*e == '\0')
2799 {
2800 BIO_puts(io,text);
2801 BIO_printf(io,"'%s' is an invalid file name\r\n",p);
2802 break;
2803 }
2804 *e='\0';
2805
2806 if (dot)
2807 {
2808 BIO_puts(io,text);
2809 BIO_printf(io,"'%s' contains '..' reference\r\n",p);
2810 break;
2811 }
2812
2813 if (*p == '/')
2814 {
2815 BIO_puts(io,text);
2816 BIO_printf(io,"'%s' is an invalid path\r\n",p);
2817 break;
2818 }
2819
2820#if 0
2821 /* append if a directory lookup */
2822 if (e[-1] == '/')
2823 strcat(p,"index.html");
2824#endif
2825
2826 /* if a directory, do the index thang */
919b01cc 2827 if (app_isdir(p)>0)
56276539
SS
2828 {
2829#if 0 /* must check buffer size */
2830 strcat(p,"/index.html");
2831#else
2832 BIO_puts(io,text);
2833 BIO_printf(io,"'%s' is a directory\r\n",p);
2834 break;
2835#endif
2836 }
2837
2838 if ((file=BIO_new_file(p,"r")) == NULL)
2839 {
2840 BIO_puts(io,text);
2841 BIO_printf(io,"Error opening '%s'\r\n",p);
2842 ERR_print_errors(io);
2843 break;
2844 }
2845
2846 if (!s_quiet)
2847 BIO_printf(bio_err,"FILE:%s\n",p);
2848
2849 if (www == 2)
2850 {
2851 i=strlen(p);
2852 if ( ((i > 5) && (strcmp(&(p[i-5]),".html") == 0)) ||
2853 ((i > 4) && (strcmp(&(p[i-4]),".php") == 0)) ||
2854 ((i > 4) && (strcmp(&(p[i-4]),".htm") == 0)))
2855 BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
2856 else
2857 BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n");
2858 }
2859 /* send the file */
56276539
SS
2860 for (;;)
2861 {
2862 i=BIO_read(file,buf,bufsize);
2863 if (i <= 0) break;
2864
2865#ifdef RENEG
2866 total_bytes+=i;
2867 fprintf(stderr,"%d\n",i);
2868 if (total_bytes > 3*1024)
2869 {
2870 total_bytes=0;
2871 fprintf(stderr,"RENEGOTIATE\n");
2872 SSL_renegotiate(con);
2873 }
2874#endif
2875
2876 for (j=0; j<i; )
2877 {
2878#ifdef RENEG
2879{ static count=0; if (++count == 13) { SSL_renegotiate(con); } }
2880#endif
2881 k=BIO_write(io,&(buf[j]),i-j);
2882 if (k <= 0)
2883 {
2884 if (!BIO_should_retry(io))
2885 goto write_error;
2886 else
2887 {
2888 BIO_printf(bio_s_out,"rwrite W BLOCK\n");
2889 }
2890 }
2891 else
2892 {
2893 j+=k;
2894 }
2895 }
2896 }
2897write_error:
2898 BIO_free(file);
2899 break;
2900 }
2901 }
2902
2903 for (;;)
2904 {
2905 i=(int)BIO_flush(io);
2906 if (i <= 0)
2907 {
2908 if (!BIO_should_retry(io))
2909 break;
2910 }
2911 else
2912 break;
2913 }
2914end:
2915#if 1
2916 /* make sure we re-use sessions */
2917 SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN);
2918#else
2919 /* This kills performance */
2920/* SSL_shutdown(con); A shutdown gets sent in the
2921 * BIO_free_all(io) procession */
2922#endif
2923
2924err:
2925
2926 if (ret >= 0)
2927 BIO_printf(bio_s_out,"ACCEPT\n");
2928
2929 if (buf != NULL) OPENSSL_free(buf);
2930 if (io != NULL) BIO_free_all(io);
2931/* if (ssl_bio != NULL) BIO_free(ssl_bio);*/
2932 return(ret);
2933 }
2934
2935#ifndef OPENSSL_NO_RSA
2936static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength)
2937 {
2938 BIGNUM *bn = NULL;
2939 static RSA *rsa_tmp=NULL;
2940
2941 if (!rsa_tmp && ((bn = BN_new()) == NULL))
2942 BIO_printf(bio_err,"Allocation error in generating RSA key\n");
2943 if (!rsa_tmp && bn)
2944 {
2945 if (!s_quiet)
2946 {
2947 BIO_printf(bio_err,"Generating temp (%d bit) RSA key...",keylength);
2948 (void)BIO_flush(bio_err);
2949 }
2950 if(!BN_set_word(bn, RSA_F4) || ((rsa_tmp = RSA_new()) == NULL) ||
2951 !RSA_generate_key_ex(rsa_tmp, keylength, bn, NULL))
2952 {
2953 if(rsa_tmp) RSA_free(rsa_tmp);
2954 rsa_tmp = NULL;
2955 }
2956 if (!s_quiet)
2957 {
2958 BIO_printf(bio_err,"\n");
2959 (void)BIO_flush(bio_err);
2960 }
2961 BN_free(bn);
2962 }
2963 return(rsa_tmp);
2964 }
2965#endif
2966
2967#define MAX_SESSION_ID_ATTEMPTS 10
2968static int generate_session_id(const SSL *ssl, unsigned char *id,
2969 unsigned int *id_len)
2970 {
2971 unsigned int count = 0;
2972 do {
2973 RAND_pseudo_bytes(id, *id_len);
2974 /* Prefix the session_id with the required prefix. NB: If our
2975 * prefix is too long, clip it - but there will be worse effects
2976 * anyway, eg. the server could only possibly create 1 session
2977 * ID (ie. the prefix!) so all future session negotiations will
2978 * fail due to conflicts. */
2979 memcpy(id, session_id_prefix,
2980 (strlen(session_id_prefix) < *id_len) ?
2981 strlen(session_id_prefix) : *id_len);
2982 }
2983 while(SSL_has_matching_session_id(ssl, id, *id_len) &&
2984 (++count < MAX_SESSION_ID_ATTEMPTS));
2985 if(count >= MAX_SESSION_ID_ATTEMPTS)
2986 return 0;
2987 return 1;
2988 }