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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 /* ====================================================================
59 * Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved.
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 */
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 */
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>
150 #include <ctype.h>
151 #include <stdio.h>
152 #include <stdlib.h>
153 #include <string.h>
154
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
170 typedef 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>
182 #include <openssl/ocsp.h>
183 #ifndef OPENSSL_NO_DH
184 #include <openssl/dh.h>
185 #endif
186 #ifndef OPENSSL_NO_RSA
187 #include <openssl/rsa.h>
188 #endif
189 #ifndef OPENSSL_NO_SRP
190 #include <openssl/srp.h>
191 #endif
192 #include "s_apps.h"
193 #include "timeouts.h"
194
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
200 #if defined(OPENSSL_SYS_BEOS_R5)
201 #include <fcntl.h>
202 #endif
203
204 #ifndef OPENSSL_NO_RSA
205 static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength);
206 #endif
207 static int not_resumable_sess_cb(SSL *s, int is_forward_secure);
208 static int sv_body(char *hostname, int s, int stype, unsigned char *context);
209 static int www_body(char *hostname, int s, int stype, unsigned char *context);
210 static int rev_body(char *hostname, int s, int stype, unsigned char *context);
211 static void close_accept_socket(void );
212 static void sv_usage(void);
213 static int init_ssl_connection(SSL *s);
214 static void print_stats(BIO *bp,SSL_CTX *ctx);
215 static int generate_session_id(const SSL *ssl, unsigned char *id,
216 unsigned int *id_len);
217 static void init_session_cache_ctx(SSL_CTX *sctx);
218 static void free_sessions(void);
219 #ifndef OPENSSL_NO_DH
220 static DH *load_dh_param(const char *dhfile);
221 static DH *get_dh512(void);
222 #endif
223
224 #ifdef MONOLITH
225 static void s_server_init(void);
226 #endif
227
228 #ifndef OPENSSL_NO_TLSEXT
229
230 static const unsigned char auth_ext_data[]={TLSEXT_AUTHZDATAFORMAT_dtcp};
231
232 static unsigned char *generated_supp_data = NULL;
233
234 static const unsigned char *most_recent_supplemental_data = NULL;
235 static size_t most_recent_supplemental_data_length = 0;
236
237 static int client_provided_server_authz = 0;
238 static int client_provided_client_authz = 0;
239
240 #endif
241
242 #ifndef OPENSSL_NO_DH
243 static unsigned char dh512_p[]={
244 0xDA,0x58,0x3C,0x16,0xD9,0x85,0x22,0x89,0xD0,0xE4,0xAF,0x75,
245 0x6F,0x4C,0xCA,0x92,0xDD,0x4B,0xE5,0x33,0xB8,0x04,0xFB,0x0F,
246 0xED,0x94,0xEF,0x9C,0x8A,0x44,0x03,0xED,0x57,0x46,0x50,0xD3,
247 0x69,0x99,0xDB,0x29,0xD7,0x76,0x27,0x6B,0xA2,0xD3,0xD4,0x12,
248 0xE2,0x18,0xF4,0xDD,0x1E,0x08,0x4C,0xF6,0xD8,0x00,0x3E,0x7C,
249 0x47,0x74,0xE8,0x33,
250 };
251 static unsigned char dh512_g[]={
252 0x02,
253 };
254
255 static DH *get_dh512(void)
256 {
257 DH *dh=NULL;
258
259 if ((dh=DH_new()) == NULL) return(NULL);
260 dh->p=BN_bin2bn(dh512_p,sizeof(dh512_p),NULL);
261 dh->g=BN_bin2bn(dh512_g,sizeof(dh512_g),NULL);
262 if ((dh->p == NULL) || (dh->g == NULL))
263 return(NULL);
264 return(dh);
265 }
266 #endif
267
268
269 /* static int load_CA(SSL_CTX *ctx, char *file);*/
270
271 #undef BUFSIZZ
272 #define BUFSIZZ 16*1024
273 static int bufsize=BUFSIZZ;
274 static int accept_socket= -1;
275
276 #define TEST_CERT "server.pem"
277 #ifndef OPENSSL_NO_TLSEXT
278 #define TEST_CERT2 "server2.pem"
279 #endif
280 #undef PROG
281 #define PROG s_server_main
282
283 extern int verify_depth, verify_return_error, verify_quiet;
284
285 static int s_server_verify=SSL_VERIFY_NONE;
286 static int s_server_session_id_context = 1; /* anything will do */
287 static const char *s_cert_file=TEST_CERT,*s_key_file=NULL, *s_chain_file=NULL;
288 #ifndef OPENSSL_NO_TLSEXT
289 static const char *s_cert_file2=TEST_CERT2,*s_key_file2=NULL;
290 #endif
291 static char *s_dcert_file=NULL,*s_dkey_file=NULL, *s_dchain_file=NULL;
292 #ifdef FIONBIO
293 static int s_nbio=0;
294 #endif
295 static int s_nbio_test=0;
296 int s_crlf=0;
297 static SSL_CTX *ctx=NULL;
298 #ifndef OPENSSL_NO_TLSEXT
299 static SSL_CTX *ctx2=NULL;
300 #endif
301 static int www=0;
302
303 static BIO *bio_s_out=NULL;
304 static BIO *bio_s_msg = NULL;
305 static int s_debug=0;
306 #ifndef OPENSSL_NO_TLSEXT
307 static int s_tlsextdebug=0;
308 static int s_tlsextstatus=0;
309 static int cert_status_cb(SSL *s, void *arg);
310 #endif
311 static int no_resume_ephemeral = 0;
312 static int s_msg=0;
313 static int s_quiet=0;
314 static int s_ign_eof=0;
315 static int s_brief=0;
316
317 static char *keymatexportlabel=NULL;
318 static int keymatexportlen=20;
319
320 static int hack=0;
321 #ifndef OPENSSL_NO_ENGINE
322 static char *engine_id=NULL;
323 #endif
324 static const char *session_id_prefix=NULL;
325
326 static int enable_timeouts = 0;
327 static long socket_mtu;
328 #ifndef OPENSSL_NO_DTLS1
329 static int cert_chain = 0;
330 #endif
331
332 #ifndef OPENSSL_NO_TLSEXT
333 static int suppdata_cb(SSL *s, unsigned short supp_data_type,
334 const unsigned char *in,
335 unsigned short inlen, int *al,
336 void *arg);
337
338 static int auth_suppdata_generate_cb(SSL *s, unsigned short supp_data_type,
339 const unsigned char **out,
340 unsigned short *outlen, void *arg);
341
342 static int authz_tlsext_generate_cb(SSL *s, unsigned short ext_type,
343 const unsigned char **out, unsigned short *outlen,
344 void *arg);
345
346 static int authz_tlsext_cb(SSL *s, unsigned short ext_type,
347 const unsigned char *in,
348 unsigned short inlen, int *al,
349 void *arg);
350
351 static BIO *serverinfo_in = NULL;
352 static const char *s_serverinfo_file = NULL;
353
354 static int c_auth = 0;
355 static int c_auth_require_reneg = 0;
356 #endif
357
358 #ifndef OPENSSL_NO_PSK
359 static char *psk_identity="Client_identity";
360 char *psk_key=NULL; /* by default PSK is not used */
361
362 static unsigned int psk_server_cb(SSL *ssl, const char *identity,
363 unsigned char *psk, unsigned int max_psk_len)
364 {
365 unsigned int psk_len = 0;
366 int ret;
367 BIGNUM *bn = NULL;
368
369 if (s_debug)
370 BIO_printf(bio_s_out,"psk_server_cb\n");
371 if (!identity)
372 {
373 BIO_printf(bio_err,"Error: client did not send PSK identity\n");
374 goto out_err;
375 }
376 if (s_debug)
377 BIO_printf(bio_s_out,"identity_len=%d identity=%s\n",
378 identity ? (int)strlen(identity) : 0, identity);
379
380 /* here we could lookup the given identity e.g. from a database */
381 if (strcmp(identity, psk_identity) != 0)
382 {
383 BIO_printf(bio_s_out, "PSK error: client identity not found"
384 " (got '%s' expected '%s')\n", identity,
385 psk_identity);
386 goto out_err;
387 }
388 if (s_debug)
389 BIO_printf(bio_s_out, "PSK client identity found\n");
390
391 /* convert the PSK key to binary */
392 ret = BN_hex2bn(&bn, psk_key);
393 if (!ret)
394 {
395 BIO_printf(bio_err,"Could not convert PSK key '%s' to BIGNUM\n", psk_key);
396 if (bn)
397 BN_free(bn);
398 return 0;
399 }
400 if (BN_num_bytes(bn) > (int)max_psk_len)
401 {
402 BIO_printf(bio_err,"psk buffer of callback is too small (%d) for key (%d)\n",
403 max_psk_len, BN_num_bytes(bn));
404 BN_free(bn);
405 return 0;
406 }
407
408 ret = BN_bn2bin(bn, psk);
409 BN_free(bn);
410
411 if (ret < 0)
412 goto out_err;
413 psk_len = (unsigned int)ret;
414
415 if (s_debug)
416 BIO_printf(bio_s_out, "fetched PSK len=%d\n", psk_len);
417 return psk_len;
418 out_err:
419 if (s_debug)
420 BIO_printf(bio_err, "Error in PSK server callback\n");
421 return 0;
422 }
423 #endif
424
425 #ifndef OPENSSL_NO_SRP
426 /* This is a context that we pass to callbacks */
427 typedef struct srpsrvparm_st
428 {
429 char *login;
430 SRP_VBASE *vb;
431 SRP_user_pwd *user;
432 } srpsrvparm;
433
434 /* This callback pretends to require some asynchronous logic in order to obtain
435 a verifier. When the callback is called for a new connection we return
436 with a negative value. This will provoke the accept etc to return with
437 an LOOKUP_X509. The main logic of the reinvokes the suspended call
438 (which would normally occur after a worker has finished) and we
439 set the user parameters.
440 */
441 static int MS_CALLBACK ssl_srp_server_param_cb(SSL *s, int *ad, void *arg)
442 {
443 srpsrvparm *p = (srpsrvparm *)arg;
444 if (p->login == NULL && p->user == NULL )
445 {
446 p->login = SSL_get_srp_username(s);
447 BIO_printf(bio_err, "SRP username = \"%s\"\n", p->login);
448 return (-1) ;
449 }
450
451 if (p->user == NULL)
452 {
453 BIO_printf(bio_err, "User %s doesn't exist\n", p->login);
454 return SSL3_AL_FATAL;
455 }
456 if (SSL_set_srp_server_param(s, p->user->N, p->user->g, p->user->s, p->user->v,
457 p->user->info) < 0)
458 {
459 *ad = SSL_AD_INTERNAL_ERROR;
460 return SSL3_AL_FATAL;
461 }
462 BIO_printf(bio_err, "SRP parameters set: username = \"%s\" info=\"%s\" \n", p->login,p->user->info);
463 /* need to check whether there are memory leaks */
464 p->user = NULL;
465 p->login = NULL;
466 return SSL_ERROR_NONE;
467 }
468
469 #endif
470
471 #ifdef MONOLITH
472 static void s_server_init(void)
473 {
474 accept_socket=-1;
475 s_server_verify=SSL_VERIFY_NONE;
476 s_dcert_file=NULL;
477 s_dkey_file=NULL;
478 s_dchain_file=NULL;
479 s_cert_file=TEST_CERT;
480 s_key_file=NULL;
481 s_chain_file=NULL;
482 #ifndef OPENSSL_NO_TLSEXT
483 s_cert_file2=TEST_CERT2;
484 s_key_file2=NULL;
485 ctx2=NULL;
486 #endif
487 #ifdef FIONBIO
488 s_nbio=0;
489 #endif
490 s_nbio_test=0;
491 ctx=NULL;
492 www=0;
493
494 bio_s_out=NULL;
495 s_debug=0;
496 s_msg=0;
497 s_quiet=0;
498 s_brief=0;
499 hack=0;
500 #ifndef OPENSSL_NO_ENGINE
501 engine_id=NULL;
502 #endif
503 }
504 #endif
505
506 static void sv_usage(void)
507 {
508 BIO_printf(bio_err,"usage: s_server [args ...]\n");
509 BIO_printf(bio_err,"\n");
510 BIO_printf(bio_err," -accept arg - port to accept on (default is %d)\n",PORT);
511 BIO_printf(bio_err," -context arg - set session ID context\n");
512 BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n");
513 BIO_printf(bio_err," -Verify arg - turn on peer certificate verification, must have a cert.\n");
514 BIO_printf(bio_err," -cert arg - certificate file to use\n");
515 BIO_printf(bio_err," (default is %s)\n",TEST_CERT);
516 #ifndef OPENSSL_NO_TLSEXT
517 BIO_printf(bio_err," -serverinfo arg - PEM serverinfo file for certificate\n");
518 BIO_printf(bio_err," -auth - send and receive RFC 5878 TLS auth extensions and supplemental data\n");
519 BIO_printf(bio_err," -auth_require_reneg - Do not send TLS auth extensions until renegotiation\n");
520 #endif
521 BIO_printf(bio_err," -no_resumption_on_reneg - set SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION flag\n");
522 BIO_printf(bio_err," -crl_check - check the peer certificate has not been revoked by its CA.\n" \
523 " The CRL(s) are appended to the certificate file\n");
524 BIO_printf(bio_err," -crl_check_all - check the peer certificate has not been revoked by its CA\n" \
525 " or any other CRL in the CA chain. CRL(s) are appened to the\n" \
526 " the certificate file.\n");
527 BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n");
528 BIO_printf(bio_err," -key arg - Private Key file to use, in cert file if\n");
529 BIO_printf(bio_err," not specified (default is %s)\n",TEST_CERT);
530 BIO_printf(bio_err," -keyform arg - key format (PEM, DER or ENGINE) PEM default\n");
531 BIO_printf(bio_err," -pass arg - private key file pass phrase source\n");
532 BIO_printf(bio_err," -dcert arg - second certificate file to use (usually for DSA)\n");
533 BIO_printf(bio_err," -dcertform x - second certificate format (PEM or DER) PEM default\n");
534 BIO_printf(bio_err," -dkey arg - second private key file to use (usually for DSA)\n");
535 BIO_printf(bio_err," -dkeyform arg - second key format (PEM, DER or ENGINE) PEM default\n");
536 BIO_printf(bio_err," -dpass arg - second private key file pass phrase source\n");
537 BIO_printf(bio_err," -dhparam arg - DH parameter file to use, in cert file if not specified\n");
538 BIO_printf(bio_err," or a default set of parameters is used\n");
539 #ifndef OPENSSL_NO_ECDH
540 BIO_printf(bio_err," -named_curve arg - Elliptic curve name to use for ephemeral ECDH keys.\n" \
541 " Use \"openssl ecparam -list_curves\" for all names\n" \
542 " (default is nistp256).\n");
543 #endif
544 #ifdef FIONBIO
545 BIO_printf(bio_err," -nbio - Run with non-blocking IO\n");
546 #endif
547 BIO_printf(bio_err," -nbio_test - test with the non-blocking test bio\n");
548 BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n");
549 BIO_printf(bio_err," -debug - Print more output\n");
550 BIO_printf(bio_err," -msg - Show protocol messages\n");
551 BIO_printf(bio_err," -state - Print the SSL states\n");
552 BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n");
553 BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n");
554 BIO_printf(bio_err," -nocert - Don't use any certificates (Anon-DH)\n");
555 BIO_printf(bio_err," -cipher arg - play with 'openssl ciphers' to see what goes here\n");
556 BIO_printf(bio_err," -serverpref - Use server's cipher preferences\n");
557 BIO_printf(bio_err," -quiet - No server output\n");
558 BIO_printf(bio_err," -no_tmp_rsa - Do not generate a tmp RSA key\n");
559 #ifndef OPENSSL_NO_PSK
560 BIO_printf(bio_err," -psk_hint arg - PSK identity hint to use\n");
561 BIO_printf(bio_err," -psk arg - PSK in hex (without 0x)\n");
562 # ifndef OPENSSL_NO_JPAKE
563 BIO_printf(bio_err," -jpake arg - JPAKE secret to use\n");
564 # endif
565 #endif
566 #ifndef OPENSSL_NO_SRP
567 BIO_printf(bio_err," -srpvfile file - The verifier file for SRP\n");
568 BIO_printf(bio_err," -srpuserseed string - A seed string for a default user salt.\n");
569 #endif
570 BIO_printf(bio_err," -ssl2 - Just talk SSLv2\n");
571 BIO_printf(bio_err," -ssl3 - Just talk SSLv3\n");
572 BIO_printf(bio_err," -tls1_2 - Just talk TLSv1.2\n");
573 BIO_printf(bio_err," -tls1_1 - Just talk TLSv1.1\n");
574 BIO_printf(bio_err," -tls1 - Just talk TLSv1\n");
575 BIO_printf(bio_err," -dtls1 - Just talk DTLSv1\n");
576 BIO_printf(bio_err," -dtls1_2 - Just talk DTLSv1.2\n");
577 BIO_printf(bio_err," -timeout - Enable timeouts\n");
578 BIO_printf(bio_err," -mtu - Set link layer MTU\n");
579 BIO_printf(bio_err," -chain - Read a certificate chain\n");
580 BIO_printf(bio_err," -no_ssl2 - Just disable SSLv2\n");
581 BIO_printf(bio_err," -no_ssl3 - Just disable SSLv3\n");
582 BIO_printf(bio_err," -no_tls1 - Just disable TLSv1\n");
583 BIO_printf(bio_err," -no_tls1_1 - Just disable TLSv1.1\n");
584 BIO_printf(bio_err," -no_tls1_2 - Just disable TLSv1.2\n");
585 #ifndef OPENSSL_NO_DH
586 BIO_printf(bio_err," -no_dhe - Disable ephemeral DH\n");
587 #endif
588 #ifndef OPENSSL_NO_ECDH
589 BIO_printf(bio_err," -no_ecdhe - Disable ephemeral ECDH\n");
590 #endif
591 BIO_printf(bio_err, "-no_resume_ephemeral - Disable caching and tickets if ephemeral (EC)DH is used\n");
592 BIO_printf(bio_err," -bugs - Turn on SSL bug compatibility\n");
593 BIO_printf(bio_err," -www - Respond to a 'GET /' with a status page\n");
594 BIO_printf(bio_err," -WWW - Respond to a 'GET /<path> HTTP/1.0' with file ./<path>\n");
595 BIO_printf(bio_err," -HTTP - Respond to a 'GET /<path> HTTP/1.0' with file ./<path>\n");
596 BIO_printf(bio_err," with the assumption it contains a complete HTTP response.\n");
597 #ifndef OPENSSL_NO_ENGINE
598 BIO_printf(bio_err," -engine id - Initialise and use the specified engine\n");
599 #endif
600 BIO_printf(bio_err," -id_prefix arg - Generate SSL/TLS session IDs prefixed by 'arg'\n");
601 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
602 #ifndef OPENSSL_NO_TLSEXT
603 BIO_printf(bio_err," -servername host - servername for HostName TLS extension\n");
604 BIO_printf(bio_err," -servername_fatal - on mismatch send fatal alert (default warning alert)\n");
605 BIO_printf(bio_err," -cert2 arg - certificate file to use for servername\n");
606 BIO_printf(bio_err," (default is %s)\n",TEST_CERT2);
607 BIO_printf(bio_err," -key2 arg - Private Key file to use for servername, in cert file if\n");
608 BIO_printf(bio_err," not specified (default is %s)\n",TEST_CERT2);
609 BIO_printf(bio_err," -tlsextdebug - hex dump of all TLS extensions received\n");
610 BIO_printf(bio_err," -no_ticket - disable use of RFC4507bis session tickets\n");
611 BIO_printf(bio_err," -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n");
612 # ifndef OPENSSL_NO_NEXTPROTONEG
613 BIO_printf(bio_err," -nextprotoneg arg - set the advertised protocols for the NPN extension (comma-separated list)\n");
614 # endif
615 BIO_printf(bio_err," -use_srtp profiles - Offer SRTP key management with a colon-separated profile list\n");
616 BIO_printf(bio_err," -alpn arg - set the advertised protocols for the ALPN extension (comma-separated list)\n");
617 #endif
618 BIO_printf(bio_err," -keymatexport label - Export keying material using label\n");
619 BIO_printf(bio_err," -keymatexportlen len - Export len bytes of keying material (default 20)\n");
620 }
621
622 static int local_argc=0;
623 static char **local_argv;
624
625 #ifdef CHARSET_EBCDIC
626 static int ebcdic_new(BIO *bi);
627 static int ebcdic_free(BIO *a);
628 static int ebcdic_read(BIO *b, char *out, int outl);
629 static int ebcdic_write(BIO *b, const char *in, int inl);
630 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr);
631 static int ebcdic_gets(BIO *bp, char *buf, int size);
632 static int ebcdic_puts(BIO *bp, const char *str);
633
634 #define BIO_TYPE_EBCDIC_FILTER (18|0x0200)
635 static BIO_METHOD methods_ebcdic=
636 {
637 BIO_TYPE_EBCDIC_FILTER,
638 "EBCDIC/ASCII filter",
639 ebcdic_write,
640 ebcdic_read,
641 ebcdic_puts,
642 ebcdic_gets,
643 ebcdic_ctrl,
644 ebcdic_new,
645 ebcdic_free,
646 };
647
648 typedef struct
649 {
650 size_t alloced;
651 char buff[1];
652 } EBCDIC_OUTBUFF;
653
654 BIO_METHOD *BIO_f_ebcdic_filter()
655 {
656 return(&methods_ebcdic);
657 }
658
659 static int ebcdic_new(BIO *bi)
660 {
661 EBCDIC_OUTBUFF *wbuf;
662
663 wbuf = (EBCDIC_OUTBUFF *)OPENSSL_malloc(sizeof(EBCDIC_OUTBUFF) + 1024);
664 wbuf->alloced = 1024;
665 wbuf->buff[0] = '\0';
666
667 bi->ptr=(char *)wbuf;
668 bi->init=1;
669 bi->flags=0;
670 return(1);
671 }
672
673 static int ebcdic_free(BIO *a)
674 {
675 if (a == NULL) return(0);
676 if (a->ptr != NULL)
677 OPENSSL_free(a->ptr);
678 a->ptr=NULL;
679 a->init=0;
680 a->flags=0;
681 return(1);
682 }
683
684 static int ebcdic_read(BIO *b, char *out, int outl)
685 {
686 int ret=0;
687
688 if (out == NULL || outl == 0) return(0);
689 if (b->next_bio == NULL) return(0);
690
691 ret=BIO_read(b->next_bio,out,outl);
692 if (ret > 0)
693 ascii2ebcdic(out,out,ret);
694 return(ret);
695 }
696
697 static int ebcdic_write(BIO *b, const char *in, int inl)
698 {
699 EBCDIC_OUTBUFF *wbuf;
700 int ret=0;
701 int num;
702 unsigned char n;
703
704 if ((in == NULL) || (inl <= 0)) return(0);
705 if (b->next_bio == NULL) return(0);
706
707 wbuf=(EBCDIC_OUTBUFF *)b->ptr;
708
709 if (inl > (num = wbuf->alloced))
710 {
711 num = num + num; /* double the size */
712 if (num < inl)
713 num = inl;
714 OPENSSL_free(wbuf);
715 wbuf=(EBCDIC_OUTBUFF *)OPENSSL_malloc(sizeof(EBCDIC_OUTBUFF) + num);
716
717 wbuf->alloced = num;
718 wbuf->buff[0] = '\0';
719
720 b->ptr=(char *)wbuf;
721 }
722
723 ebcdic2ascii(wbuf->buff, in, inl);
724
725 ret=BIO_write(b->next_bio, wbuf->buff, inl);
726
727 return(ret);
728 }
729
730 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr)
731 {
732 long ret;
733
734 if (b->next_bio == NULL) return(0);
735 switch (cmd)
736 {
737 case BIO_CTRL_DUP:
738 ret=0L;
739 break;
740 default:
741 ret=BIO_ctrl(b->next_bio,cmd,num,ptr);
742 break;
743 }
744 return(ret);
745 }
746
747 static int ebcdic_gets(BIO *bp, char *buf, int size)
748 {
749 int i, ret=0;
750 if (bp->next_bio == NULL) return(0);
751 /* return(BIO_gets(bp->next_bio,buf,size));*/
752 for (i=0; i<size-1; ++i)
753 {
754 ret = ebcdic_read(bp,&buf[i],1);
755 if (ret <= 0)
756 break;
757 else if (buf[i] == '\n')
758 {
759 ++i;
760 break;
761 }
762 }
763 if (i < size)
764 buf[i] = '\0';
765 return (ret < 0 && i == 0) ? ret : i;
766 }
767
768 static int ebcdic_puts(BIO *bp, const char *str)
769 {
770 if (bp->next_bio == NULL) return(0);
771 return ebcdic_write(bp, str, strlen(str));
772 }
773 #endif
774
775 #ifndef OPENSSL_NO_TLSEXT
776
777 /* This is a context that we pass to callbacks */
778 typedef struct tlsextctx_st {
779 char * servername;
780 BIO * biodebug;
781 int extension_error;
782 } tlsextctx;
783
784
785 static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg)
786 {
787 tlsextctx * p = (tlsextctx *) arg;
788 const char * servername = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
789 if (servername && p->biodebug)
790 BIO_printf(p->biodebug,"Hostname in TLS extension: \"%s\"\n",servername);
791
792 if (!p->servername)
793 return SSL_TLSEXT_ERR_NOACK;
794
795 if (servername)
796 {
797 if (strcmp(servername,p->servername))
798 return p->extension_error;
799 if (ctx2)
800 {
801 BIO_printf(p->biodebug,"Switching server context.\n");
802 SSL_set_SSL_CTX(s,ctx2);
803 }
804 }
805 return SSL_TLSEXT_ERR_OK;
806 }
807
808 /* Structure passed to cert status callback */
809
810 typedef struct tlsextstatusctx_st {
811 /* Default responder to use */
812 char *host, *path, *port;
813 int use_ssl;
814 int timeout;
815 BIO *err;
816 int verbose;
817 } tlsextstatusctx;
818
819 static tlsextstatusctx tlscstatp = {NULL, NULL, NULL, 0, -1, NULL, 0};
820
821 /* Certificate Status callback. This is called when a client includes a
822 * certificate status request extension.
823 *
824 * This is a simplified version. It examines certificates each time and
825 * makes one OCSP responder query for each request.
826 *
827 * A full version would store details such as the OCSP certificate IDs and
828 * minimise the number of OCSP responses by caching them until they were
829 * considered "expired".
830 */
831
832 static int cert_status_cb(SSL *s, void *arg)
833 {
834 tlsextstatusctx *srctx = arg;
835 BIO *err = srctx->err;
836 char *host, *port, *path;
837 int use_ssl;
838 unsigned char *rspder = NULL;
839 int rspderlen;
840 STACK_OF(OPENSSL_STRING) *aia = NULL;
841 X509 *x = NULL;
842 X509_STORE_CTX inctx;
843 X509_OBJECT obj;
844 OCSP_REQUEST *req = NULL;
845 OCSP_RESPONSE *resp = NULL;
846 OCSP_CERTID *id = NULL;
847 STACK_OF(X509_EXTENSION) *exts;
848 int ret = SSL_TLSEXT_ERR_NOACK;
849 int i;
850 #if 0
851 STACK_OF(OCSP_RESPID) *ids;
852 SSL_get_tlsext_status_ids(s, &ids);
853 BIO_printf(err, "cert_status: received %d ids\n", sk_OCSP_RESPID_num(ids));
854 #endif
855 if (srctx->verbose)
856 BIO_puts(err, "cert_status: callback called\n");
857 /* Build up OCSP query from server certificate */
858 x = SSL_get_certificate(s);
859 aia = X509_get1_ocsp(x);
860 if (aia)
861 {
862 if (!OCSP_parse_url(sk_OPENSSL_STRING_value(aia, 0),
863 &host, &port, &path, &use_ssl))
864 {
865 BIO_puts(err, "cert_status: can't parse AIA URL\n");
866 goto err;
867 }
868 if (srctx->verbose)
869 BIO_printf(err, "cert_status: AIA URL: %s\n",
870 sk_OPENSSL_STRING_value(aia, 0));
871 }
872 else
873 {
874 if (!srctx->host)
875 {
876 BIO_puts(srctx->err, "cert_status: no AIA and no default responder URL\n");
877 goto done;
878 }
879 host = srctx->host;
880 path = srctx->path;
881 port = srctx->port;
882 use_ssl = srctx->use_ssl;
883 }
884
885 if (!X509_STORE_CTX_init(&inctx,
886 SSL_CTX_get_cert_store(SSL_get_SSL_CTX(s)),
887 NULL, NULL))
888 goto err;
889 if (X509_STORE_get_by_subject(&inctx,X509_LU_X509,
890 X509_get_issuer_name(x),&obj) <= 0)
891 {
892 BIO_puts(err, "cert_status: Can't retrieve issuer certificate.\n");
893 X509_STORE_CTX_cleanup(&inctx);
894 goto done;
895 }
896 req = OCSP_REQUEST_new();
897 if (!req)
898 goto err;
899 id = OCSP_cert_to_id(NULL, x, obj.data.x509);
900 X509_free(obj.data.x509);
901 X509_STORE_CTX_cleanup(&inctx);
902 if (!id)
903 goto err;
904 if (!OCSP_request_add0_id(req, id))
905 goto err;
906 id = NULL;
907 /* Add any extensions to the request */
908 SSL_get_tlsext_status_exts(s, &exts);
909 for (i = 0; i < sk_X509_EXTENSION_num(exts); i++)
910 {
911 X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i);
912 if (!OCSP_REQUEST_add_ext(req, ext, -1))
913 goto err;
914 }
915 resp = process_responder(err, req, host, path, port, use_ssl, NULL,
916 srctx->timeout);
917 if (!resp)
918 {
919 BIO_puts(err, "cert_status: error querying responder\n");
920 goto done;
921 }
922 rspderlen = i2d_OCSP_RESPONSE(resp, &rspder);
923 if (rspderlen <= 0)
924 goto err;
925 SSL_set_tlsext_status_ocsp_resp(s, rspder, rspderlen);
926 if (srctx->verbose)
927 {
928 BIO_puts(err, "cert_status: ocsp response sent:\n");
929 OCSP_RESPONSE_print(err, resp, 2);
930 }
931 ret = SSL_TLSEXT_ERR_OK;
932 done:
933 if (ret != SSL_TLSEXT_ERR_OK)
934 ERR_print_errors(err);
935 if (aia)
936 {
937 OPENSSL_free(host);
938 OPENSSL_free(path);
939 OPENSSL_free(port);
940 X509_email_free(aia);
941 }
942 if (id)
943 OCSP_CERTID_free(id);
944 if (req)
945 OCSP_REQUEST_free(req);
946 if (resp)
947 OCSP_RESPONSE_free(resp);
948 return ret;
949 err:
950 ret = SSL_TLSEXT_ERR_ALERT_FATAL;
951 goto done;
952 }
953
954 # ifndef OPENSSL_NO_NEXTPROTONEG
955 /* This is the context that we pass to next_proto_cb */
956 typedef struct tlsextnextprotoctx_st {
957 unsigned char *data;
958 unsigned int len;
959 } tlsextnextprotoctx;
960
961 static int next_proto_cb(SSL *s, const unsigned char **data, unsigned int *len, void *arg)
962 {
963 tlsextnextprotoctx *next_proto = arg;
964
965 *data = next_proto->data;
966 *len = next_proto->len;
967
968 return SSL_TLSEXT_ERR_OK;
969 }
970 # endif /* ndef OPENSSL_NO_NEXTPROTONEG */
971
972 /* This the context that we pass to alpn_cb */
973 typedef struct tlsextalpnctx_st {
974 unsigned char *data;
975 unsigned short len;
976 } tlsextalpnctx;
977
978 static int alpn_cb(SSL *s, const unsigned char **out, unsigned char *outlen, const unsigned char *in, unsigned int inlen, void *arg)
979 {
980 tlsextalpnctx *alpn_ctx = arg;
981
982 if (!s_quiet)
983 {
984 /* We can assume that |in| is syntactically valid. */
985 unsigned i;
986 BIO_printf(bio_s_out, "ALPN protocols advertised by the client: ");
987 for (i = 0; i < inlen; )
988 {
989 if (i)
990 BIO_write(bio_s_out, ", ", 2);
991 BIO_write(bio_s_out, &in[i + 1], in[i]);
992 i += in[i] + 1;
993 }
994 BIO_write(bio_s_out, "\n", 1);
995 }
996
997 if (SSL_select_next_proto((unsigned char**) out, outlen, alpn_ctx->data, alpn_ctx->len, in, inlen) !=
998 OPENSSL_NPN_NEGOTIATED)
999 {
1000 return SSL_TLSEXT_ERR_NOACK;
1001 }
1002
1003 if (!s_quiet)
1004 {
1005 BIO_printf(bio_s_out, "ALPN protocols selected: ");
1006 BIO_write(bio_s_out, *out, *outlen);
1007 BIO_write(bio_s_out, "\n", 1);
1008 }
1009
1010 return SSL_TLSEXT_ERR_OK;
1011 }
1012 #endif /* ndef OPENSSL_NO_TLSEXT */
1013
1014 static int not_resumable_sess_cb(SSL *s, int is_forward_secure)
1015 {
1016 /* disable resumption for sessions with forward secure ciphers */
1017 return is_forward_secure;
1018 }
1019
1020 int MAIN(int, char **);
1021
1022 #ifndef OPENSSL_NO_JPAKE
1023 static char *jpake_secret = NULL;
1024 #define no_jpake !jpake_secret
1025 #else
1026 #define no_jpake 1
1027 #endif
1028 #ifndef OPENSSL_NO_SRP
1029 static srpsrvparm srp_callback_parm;
1030 #endif
1031 static char *srtp_profiles = NULL;
1032
1033 int MAIN(int argc, char *argv[])
1034 {
1035 X509_VERIFY_PARAM *vpm = NULL;
1036 int badarg = 0;
1037 short port=PORT;
1038 char *CApath=NULL,*CAfile=NULL;
1039 char *chCApath=NULL,*chCAfile=NULL;
1040 char *vfyCApath=NULL,*vfyCAfile=NULL;
1041 unsigned char *context = NULL;
1042 char *dhfile = NULL;
1043 int badop=0;
1044 int ret=1;
1045 int build_chain = 0;
1046 int no_tmp_rsa=0,no_dhe=0,no_ecdhe=0,nocert=0;
1047 int state=0;
1048 const SSL_METHOD *meth=NULL;
1049 int socket_type=SOCK_STREAM;
1050 ENGINE *e=NULL;
1051 char *inrand=NULL;
1052 int s_cert_format = FORMAT_PEM, s_key_format = FORMAT_PEM;
1053 char *passarg = NULL, *pass = NULL;
1054 char *dpassarg = NULL, *dpass = NULL;
1055 int s_dcert_format = FORMAT_PEM, s_dkey_format = FORMAT_PEM;
1056 X509 *s_cert = NULL, *s_dcert = NULL;
1057 STACK_OF(X509) *s_chain = NULL, *s_dchain = NULL;
1058 EVP_PKEY *s_key = NULL, *s_dkey = NULL;
1059 int no_cache = 0, ext_cache = 0;
1060 int rev = 0, naccept = -1;
1061 int c_no_resumption_on_reneg = 0;
1062 #ifndef OPENSSL_NO_TLSEXT
1063 EVP_PKEY *s_key2 = NULL;
1064 X509 *s_cert2 = NULL;
1065 tlsextctx tlsextcbp = {NULL, NULL, SSL_TLSEXT_ERR_ALERT_WARNING};
1066 # ifndef OPENSSL_NO_NEXTPROTONEG
1067 const char *next_proto_neg_in = NULL;
1068 tlsextnextprotoctx next_proto = { NULL, 0};
1069 const char *alpn_in = NULL;
1070 tlsextalpnctx alpn_ctx = { NULL, 0};
1071 # endif
1072 #endif
1073 #ifndef OPENSSL_NO_PSK
1074 /* by default do not send a PSK identity hint */
1075 static char *psk_identity_hint=NULL;
1076 #endif
1077 #ifndef OPENSSL_NO_SRP
1078 char *srpuserseed = NULL;
1079 char *srp_verifier_file = NULL;
1080 #endif
1081 SSL_EXCERT *exc = NULL;
1082 SSL_CONF_CTX *cctx = NULL;
1083 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
1084
1085 char *crl_file = NULL;
1086 int crl_format = FORMAT_PEM;
1087 int crl_download = 0;
1088 STACK_OF(X509_CRL) *crls = NULL;
1089
1090 meth=SSLv23_server_method();
1091
1092 local_argc=argc;
1093 local_argv=argv;
1094
1095 apps_startup();
1096 #ifdef MONOLITH
1097 s_server_init();
1098 #endif
1099
1100 if (bio_err == NULL)
1101 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
1102
1103 if (!load_config(bio_err, NULL))
1104 goto end;
1105
1106 cctx = SSL_CONF_CTX_new();
1107 if (!cctx)
1108 goto end;
1109 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_SERVER);
1110 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CMDLINE);
1111
1112 verify_depth=0;
1113 #ifdef FIONBIO
1114 s_nbio=0;
1115 #endif
1116 s_nbio_test=0;
1117
1118 argc--;
1119 argv++;
1120
1121 while (argc >= 1)
1122 {
1123 if ((strcmp(*argv,"-port") == 0) ||
1124 (strcmp(*argv,"-accept") == 0))
1125 {
1126 if (--argc < 1) goto bad;
1127 if (!extract_port(*(++argv),&port))
1128 goto bad;
1129 }
1130 else if (strcmp(*argv,"-naccept") == 0)
1131 {
1132 if (--argc < 1) goto bad;
1133 naccept = atol(*(++argv));
1134 if (naccept <= 0)
1135 {
1136 BIO_printf(bio_err, "bad accept value %s\n",
1137 *argv);
1138 goto bad;
1139 }
1140 }
1141 else if (strcmp(*argv,"-verify") == 0)
1142 {
1143 s_server_verify=SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE;
1144 if (--argc < 1) goto bad;
1145 verify_depth=atoi(*(++argv));
1146 if (!s_quiet)
1147 BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
1148 }
1149 else if (strcmp(*argv,"-Verify") == 0)
1150 {
1151 s_server_verify=SSL_VERIFY_PEER|SSL_VERIFY_FAIL_IF_NO_PEER_CERT|
1152 SSL_VERIFY_CLIENT_ONCE;
1153 if (--argc < 1) goto bad;
1154 verify_depth=atoi(*(++argv));
1155 if (!s_quiet)
1156 BIO_printf(bio_err,"verify depth is %d, must return a certificate\n",verify_depth);
1157 }
1158 else if (strcmp(*argv,"-context") == 0)
1159 {
1160 if (--argc < 1) goto bad;
1161 context= (unsigned char *)*(++argv);
1162 }
1163 else if (strcmp(*argv,"-cert") == 0)
1164 {
1165 if (--argc < 1) goto bad;
1166 s_cert_file= *(++argv);
1167 }
1168 else if (strcmp(*argv,"-CRL") == 0)
1169 {
1170 if (--argc < 1) goto bad;
1171 crl_file= *(++argv);
1172 }
1173 else if (strcmp(*argv,"-crl_download") == 0)
1174 crl_download = 1;
1175 #ifndef OPENSSL_NO_TLSEXT
1176 else if (strcmp(*argv,"-serverinfo") == 0)
1177 {
1178 if (--argc < 1) goto bad;
1179 s_serverinfo_file = *(++argv);
1180 }
1181 else if (strcmp(*argv,"-auth") == 0)
1182 {
1183 c_auth = 1;
1184 }
1185 #endif
1186 else if (strcmp(*argv, "-no_resumption_on_reneg") == 0)
1187 {
1188 c_no_resumption_on_reneg = 1;
1189 }
1190 else if (strcmp(*argv,"-auth_require_reneg") == 0)
1191 {
1192 c_auth_require_reneg = 1;
1193 }
1194 else if (strcmp(*argv,"-certform") == 0)
1195 {
1196 if (--argc < 1) goto bad;
1197 s_cert_format = str2fmt(*(++argv));
1198 }
1199 else if (strcmp(*argv,"-key") == 0)
1200 {
1201 if (--argc < 1) goto bad;
1202 s_key_file= *(++argv);
1203 }
1204 else if (strcmp(*argv,"-keyform") == 0)
1205 {
1206 if (--argc < 1) goto bad;
1207 s_key_format = str2fmt(*(++argv));
1208 }
1209 else if (strcmp(*argv,"-pass") == 0)
1210 {
1211 if (--argc < 1) goto bad;
1212 passarg = *(++argv);
1213 }
1214 else if (strcmp(*argv,"-cert_chain") == 0)
1215 {
1216 if (--argc < 1) goto bad;
1217 s_chain_file= *(++argv);
1218 }
1219 else if (strcmp(*argv,"-dhparam") == 0)
1220 {
1221 if (--argc < 1) goto bad;
1222 dhfile = *(++argv);
1223 }
1224 else if (strcmp(*argv,"-dcertform") == 0)
1225 {
1226 if (--argc < 1) goto bad;
1227 s_dcert_format = str2fmt(*(++argv));
1228 }
1229 else if (strcmp(*argv,"-dcert") == 0)
1230 {
1231 if (--argc < 1) goto bad;
1232 s_dcert_file= *(++argv);
1233 }
1234 else if (strcmp(*argv,"-dkeyform") == 0)
1235 {
1236 if (--argc < 1) goto bad;
1237 s_dkey_format = str2fmt(*(++argv));
1238 }
1239 else if (strcmp(*argv,"-dpass") == 0)
1240 {
1241 if (--argc < 1) goto bad;
1242 dpassarg = *(++argv);
1243 }
1244 else if (strcmp(*argv,"-dkey") == 0)
1245 {
1246 if (--argc < 1) goto bad;
1247 s_dkey_file= *(++argv);
1248 }
1249 else if (strcmp(*argv,"-dcert_chain") == 0)
1250 {
1251 if (--argc < 1) goto bad;
1252 s_dchain_file= *(++argv);
1253 }
1254 else if (strcmp(*argv,"-nocert") == 0)
1255 {
1256 nocert=1;
1257 }
1258 else if (strcmp(*argv,"-CApath") == 0)
1259 {
1260 if (--argc < 1) goto bad;
1261 CApath= *(++argv);
1262 }
1263 else if (strcmp(*argv,"-chainCApath") == 0)
1264 {
1265 if (--argc < 1) goto bad;
1266 chCApath= *(++argv);
1267 }
1268 else if (strcmp(*argv,"-verifyCApath") == 0)
1269 {
1270 if (--argc < 1) goto bad;
1271 vfyCApath= *(++argv);
1272 }
1273 else if (strcmp(*argv,"-no_cache") == 0)
1274 no_cache = 1;
1275 else if (strcmp(*argv,"-ext_cache") == 0)
1276 ext_cache = 1;
1277 else if (strcmp(*argv,"-CRLform") == 0)
1278 {
1279 if (--argc < 1) goto bad;
1280 crl_format = str2fmt(*(++argv));
1281 }
1282 else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm))
1283 {
1284 if (badarg)
1285 goto bad;
1286 continue;
1287 }
1288 else if (args_excert(&argv, &argc, &badarg, bio_err, &exc))
1289 {
1290 if (badarg)
1291 goto bad;
1292 continue;
1293 }
1294 else if (args_ssl(&argv, &argc, cctx, &badarg, bio_err, &ssl_args))
1295 {
1296 if (badarg)
1297 goto bad;
1298 continue;
1299 }
1300 else if (strcmp(*argv,"-verify_return_error") == 0)
1301 verify_return_error = 1;
1302 else if (strcmp(*argv,"-verify_quiet") == 0)
1303 verify_quiet = 1;
1304 else if (strcmp(*argv,"-build_chain") == 0)
1305 build_chain = 1;
1306 else if (strcmp(*argv,"-CAfile") == 0)
1307 {
1308 if (--argc < 1) goto bad;
1309 CAfile= *(++argv);
1310 }
1311 else if (strcmp(*argv,"-chainCAfile") == 0)
1312 {
1313 if (--argc < 1) goto bad;
1314 chCAfile= *(++argv);
1315 }
1316 else if (strcmp(*argv,"-verifyCAfile") == 0)
1317 {
1318 if (--argc < 1) goto bad;
1319 vfyCAfile= *(++argv);
1320 }
1321 #ifdef FIONBIO
1322 else if (strcmp(*argv,"-nbio") == 0)
1323 { s_nbio=1; }
1324 #endif
1325 else if (strcmp(*argv,"-nbio_test") == 0)
1326 {
1327 #ifdef FIONBIO
1328 s_nbio=1;
1329 #endif
1330 s_nbio_test=1;
1331 }
1332 else if (strcmp(*argv,"-ign_eof") == 0)
1333 s_ign_eof=1;
1334 else if (strcmp(*argv,"-no_ign_eof") == 0)
1335 s_ign_eof=0;
1336 else if (strcmp(*argv,"-debug") == 0)
1337 { s_debug=1; }
1338 #ifndef OPENSSL_NO_TLSEXT
1339 else if (strcmp(*argv,"-tlsextdebug") == 0)
1340 s_tlsextdebug=1;
1341 else if (strcmp(*argv,"-status") == 0)
1342 s_tlsextstatus=1;
1343 else if (strcmp(*argv,"-status_verbose") == 0)
1344 {
1345 s_tlsextstatus=1;
1346 tlscstatp.verbose = 1;
1347 }
1348 else if (!strcmp(*argv, "-status_timeout"))
1349 {
1350 s_tlsextstatus=1;
1351 if (--argc < 1) goto bad;
1352 tlscstatp.timeout = atoi(*(++argv));
1353 }
1354 else if (!strcmp(*argv, "-status_url"))
1355 {
1356 s_tlsextstatus=1;
1357 if (--argc < 1) goto bad;
1358 if (!OCSP_parse_url(*(++argv),
1359 &tlscstatp.host,
1360 &tlscstatp.port,
1361 &tlscstatp.path,
1362 &tlscstatp.use_ssl))
1363 {
1364 BIO_printf(bio_err, "Error parsing URL\n");
1365 goto bad;
1366 }
1367 }
1368 #endif
1369 else if (strcmp(*argv,"-msg") == 0)
1370 { s_msg=1; }
1371 else if (strcmp(*argv,"-msgfile") == 0)
1372 {
1373 if (--argc < 1) goto bad;
1374 bio_s_msg = BIO_new_file(*(++argv), "w");
1375 }
1376 #ifndef OPENSSL_NO_SSL_TRACE
1377 else if (strcmp(*argv,"-trace") == 0)
1378 { s_msg=2; }
1379 #endif
1380 else if (strcmp(*argv,"-hack") == 0)
1381 { hack=1; }
1382 else if (strcmp(*argv,"-state") == 0)
1383 { state=1; }
1384 else if (strcmp(*argv,"-crlf") == 0)
1385 { s_crlf=1; }
1386 else if (strcmp(*argv,"-quiet") == 0)
1387 { s_quiet=1; }
1388 else if (strcmp(*argv,"-brief") == 0)
1389 {
1390 s_quiet=1;
1391 s_brief=1;
1392 verify_quiet=1;
1393 }
1394 else if (strcmp(*argv,"-no_tmp_rsa") == 0)
1395 { no_tmp_rsa=1; }
1396 else if (strcmp(*argv,"-no_dhe") == 0)
1397 { no_dhe=1; }
1398 else if (strcmp(*argv,"-no_ecdhe") == 0)
1399 { no_ecdhe=1; }
1400 else if (strcmp(*argv,"-no_resume_ephemeral") == 0)
1401 { no_resume_ephemeral = 1; }
1402 #ifndef OPENSSL_NO_PSK
1403 else if (strcmp(*argv,"-psk_hint") == 0)
1404 {
1405 if (--argc < 1) goto bad;
1406 psk_identity_hint= *(++argv);
1407 }
1408 else if (strcmp(*argv,"-psk") == 0)
1409 {
1410 size_t i;
1411
1412 if (--argc < 1) goto bad;
1413 psk_key=*(++argv);
1414 for (i=0; i<strlen(psk_key); i++)
1415 {
1416 if (isxdigit((unsigned char)psk_key[i]))
1417 continue;
1418 BIO_printf(bio_err,"Not a hex number '%s'\n",*argv);
1419 goto bad;
1420 }
1421 }
1422 #endif
1423 #ifndef OPENSSL_NO_SRP
1424 else if (strcmp(*argv, "-srpvfile") == 0)
1425 {
1426 if (--argc < 1) goto bad;
1427 srp_verifier_file = *(++argv);
1428 meth = TLSv1_server_method();
1429 }
1430 else if (strcmp(*argv, "-srpuserseed") == 0)
1431 {
1432 if (--argc < 1) goto bad;
1433 srpuserseed = *(++argv);
1434 meth = TLSv1_server_method();
1435 }
1436 #endif
1437 else if (strcmp(*argv,"-rev") == 0)
1438 { rev=1; }
1439 else if (strcmp(*argv,"-www") == 0)
1440 { www=1; }
1441 else if (strcmp(*argv,"-WWW") == 0)
1442 { www=2; }
1443 else if (strcmp(*argv,"-HTTP") == 0)
1444 { www=3; }
1445 #ifndef OPENSSL_NO_SSL2
1446 else if (strcmp(*argv,"-ssl2") == 0)
1447 { meth=SSLv2_server_method(); }
1448 #endif
1449 #ifndef OPENSSL_NO_SSL3
1450 else if (strcmp(*argv,"-ssl3") == 0)
1451 { meth=SSLv3_server_method(); }
1452 #endif
1453 #ifndef OPENSSL_NO_TLS1
1454 else if (strcmp(*argv,"-tls1") == 0)
1455 { meth=TLSv1_server_method(); }
1456 else if (strcmp(*argv,"-tls1_1") == 0)
1457 { meth=TLSv1_1_server_method(); }
1458 else if (strcmp(*argv,"-tls1_2") == 0)
1459 { meth=TLSv1_2_server_method(); }
1460 #endif
1461 #ifndef OPENSSL_NO_DTLS1
1462 else if (strcmp(*argv,"-dtls") == 0)
1463 {
1464 meth=DTLS_server_method();
1465 socket_type = SOCK_DGRAM;
1466 }
1467 else if (strcmp(*argv,"-dtls1") == 0)
1468 {
1469 meth=DTLSv1_server_method();
1470 socket_type = SOCK_DGRAM;
1471 }
1472 else if (strcmp(*argv,"-dtls1_2") == 0)
1473 {
1474 meth=DTLSv1_2_server_method();
1475 socket_type = SOCK_DGRAM;
1476 }
1477 else if (strcmp(*argv,"-timeout") == 0)
1478 enable_timeouts = 1;
1479 else if (strcmp(*argv,"-mtu") == 0)
1480 {
1481 if (--argc < 1) goto bad;
1482 socket_mtu = atol(*(++argv));
1483 }
1484 else if (strcmp(*argv, "-chain") == 0)
1485 cert_chain = 1;
1486 #endif
1487 else if (strcmp(*argv, "-id_prefix") == 0)
1488 {
1489 if (--argc < 1) goto bad;
1490 session_id_prefix = *(++argv);
1491 }
1492 #ifndef OPENSSL_NO_ENGINE
1493 else if (strcmp(*argv,"-engine") == 0)
1494 {
1495 if (--argc < 1) goto bad;
1496 engine_id= *(++argv);
1497 }
1498 #endif
1499 else if (strcmp(*argv,"-rand") == 0)
1500 {
1501 if (--argc < 1) goto bad;
1502 inrand= *(++argv);
1503 }
1504 #ifndef OPENSSL_NO_TLSEXT
1505 else if (strcmp(*argv,"-servername") == 0)
1506 {
1507 if (--argc < 1) goto bad;
1508 tlsextcbp.servername= *(++argv);
1509 }
1510 else if (strcmp(*argv,"-servername_fatal") == 0)
1511 { tlsextcbp.extension_error = SSL_TLSEXT_ERR_ALERT_FATAL; }
1512 else if (strcmp(*argv,"-cert2") == 0)
1513 {
1514 if (--argc < 1) goto bad;
1515 s_cert_file2= *(++argv);
1516 }
1517 else if (strcmp(*argv,"-key2") == 0)
1518 {
1519 if (--argc < 1) goto bad;
1520 s_key_file2= *(++argv);
1521 }
1522 # ifndef OPENSSL_NO_NEXTPROTONEG
1523 else if (strcmp(*argv,"-nextprotoneg") == 0)
1524 {
1525 if (--argc < 1) goto bad;
1526 next_proto_neg_in = *(++argv);
1527 }
1528 else if (strcmp(*argv,"-alpn") == 0)
1529 {
1530 if (--argc < 1) goto bad;
1531 alpn_in = *(++argv);
1532 }
1533 # endif
1534 #endif
1535 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1536 else if (strcmp(*argv,"-jpake") == 0)
1537 {
1538 if (--argc < 1) goto bad;
1539 jpake_secret = *(++argv);
1540 }
1541 #endif
1542 else if (strcmp(*argv,"-use_srtp") == 0)
1543 {
1544 if (--argc < 1) goto bad;
1545 srtp_profiles = *(++argv);
1546 }
1547 else if (strcmp(*argv,"-keymatexport") == 0)
1548 {
1549 if (--argc < 1) goto bad;
1550 keymatexportlabel= *(++argv);
1551 }
1552 else if (strcmp(*argv,"-keymatexportlen") == 0)
1553 {
1554 if (--argc < 1) goto bad;
1555 keymatexportlen=atoi(*(++argv));
1556 if (keymatexportlen == 0) goto bad;
1557 }
1558 else
1559 {
1560 BIO_printf(bio_err,"unknown option %s\n",*argv);
1561 badop=1;
1562 break;
1563 }
1564 argc--;
1565 argv++;
1566 }
1567 if (badop)
1568 {
1569 bad:
1570 sv_usage();
1571 goto end;
1572 }
1573
1574 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1575 if (jpake_secret)
1576 {
1577 if (psk_key)
1578 {
1579 BIO_printf(bio_err,
1580 "Can't use JPAKE and PSK together\n");
1581 goto end;
1582 }
1583 psk_identity = "JPAKE";
1584 }
1585 #endif
1586
1587 SSL_load_error_strings();
1588 OpenSSL_add_ssl_algorithms();
1589
1590 #ifndef OPENSSL_NO_ENGINE
1591 e = setup_engine(bio_err, engine_id, 1);
1592 #endif
1593
1594 if (!app_passwd(bio_err, passarg, dpassarg, &pass, &dpass))
1595 {
1596 BIO_printf(bio_err, "Error getting password\n");
1597 goto end;
1598 }
1599
1600
1601 if (s_key_file == NULL)
1602 s_key_file = s_cert_file;
1603 #ifndef OPENSSL_NO_TLSEXT
1604 if (s_key_file2 == NULL)
1605 s_key_file2 = s_cert_file2;
1606 #endif
1607
1608 if (!load_excert(&exc, bio_err))
1609 goto end;
1610
1611 if (nocert == 0)
1612 {
1613 s_key = load_key(bio_err, s_key_file, s_key_format, 0, pass, e,
1614 "server certificate private key file");
1615 if (!s_key)
1616 {
1617 ERR_print_errors(bio_err);
1618 goto end;
1619 }
1620
1621 s_cert = load_cert(bio_err,s_cert_file,s_cert_format,
1622 NULL, e, "server certificate file");
1623
1624 if (!s_cert)
1625 {
1626 ERR_print_errors(bio_err);
1627 goto end;
1628 }
1629 if (s_chain_file)
1630 {
1631 s_chain = load_certs(bio_err, s_chain_file,FORMAT_PEM,
1632 NULL, e, "server certificate chain");
1633 if (!s_chain)
1634 goto end;
1635 }
1636
1637 #ifndef OPENSSL_NO_TLSEXT
1638 if (tlsextcbp.servername)
1639 {
1640 s_key2 = load_key(bio_err, s_key_file2, s_key_format, 0, pass, e,
1641 "second server certificate private key file");
1642 if (!s_key2)
1643 {
1644 ERR_print_errors(bio_err);
1645 goto end;
1646 }
1647
1648 s_cert2 = load_cert(bio_err,s_cert_file2,s_cert_format,
1649 NULL, e, "second server certificate file");
1650
1651 if (!s_cert2)
1652 {
1653 ERR_print_errors(bio_err);
1654 goto end;
1655 }
1656 }
1657 #endif /* OPENSSL_NO_TLSEXT */
1658 }
1659
1660 #if !defined(OPENSSL_NO_TLSEXT)
1661 # if !defined(OPENSSL_NO_NEXTPROTONEG)
1662 if (next_proto_neg_in)
1663 {
1664 unsigned short len;
1665 next_proto.data = next_protos_parse(&len, next_proto_neg_in);
1666 if (next_proto.data == NULL)
1667 goto end;
1668 next_proto.len = len;
1669 }
1670 else
1671 {
1672 next_proto.data = NULL;
1673 }
1674 # endif
1675 alpn_ctx.data = NULL;
1676 if (alpn_in)
1677 {
1678 unsigned short len;
1679 alpn_ctx.data = next_protos_parse(&len, alpn_in);
1680 if (alpn_ctx.data == NULL)
1681 goto end;
1682 alpn_ctx.len = len;
1683 }
1684 #endif
1685
1686 if (crl_file)
1687 {
1688 X509_CRL *crl;
1689 crl = load_crl(crl_file, crl_format);
1690 if (!crl)
1691 {
1692 BIO_puts(bio_err, "Error loading CRL\n");
1693 ERR_print_errors(bio_err);
1694 goto end;
1695 }
1696 crls = sk_X509_CRL_new_null();
1697 if (!crls || !sk_X509_CRL_push(crls, crl))
1698 {
1699 BIO_puts(bio_err, "Error adding CRL\n");
1700 ERR_print_errors(bio_err);
1701 X509_CRL_free(crl);
1702 goto end;
1703 }
1704 }
1705
1706
1707 if (s_dcert_file)
1708 {
1709
1710 if (s_dkey_file == NULL)
1711 s_dkey_file = s_dcert_file;
1712
1713 s_dkey = load_key(bio_err, s_dkey_file, s_dkey_format,
1714 0, dpass, e,
1715 "second certificate private key file");
1716 if (!s_dkey)
1717 {
1718 ERR_print_errors(bio_err);
1719 goto end;
1720 }
1721
1722 s_dcert = load_cert(bio_err,s_dcert_file,s_dcert_format,
1723 NULL, e, "second server certificate file");
1724
1725 if (!s_dcert)
1726 {
1727 ERR_print_errors(bio_err);
1728 goto end;
1729 }
1730 if (s_dchain_file)
1731 {
1732 s_dchain = load_certs(bio_err, s_dchain_file,FORMAT_PEM,
1733 NULL, e, "second server certificate chain");
1734 if (!s_dchain)
1735 goto end;
1736 }
1737
1738 }
1739
1740 if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
1741 && !RAND_status())
1742 {
1743 BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
1744 }
1745 if (inrand != NULL)
1746 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
1747 app_RAND_load_files(inrand));
1748
1749 if (bio_s_out == NULL)
1750 {
1751 if (s_quiet && !s_debug)
1752 {
1753 bio_s_out=BIO_new(BIO_s_null());
1754 if (s_msg && !bio_s_msg)
1755 bio_s_msg=BIO_new_fp(stdout,BIO_NOCLOSE);
1756 }
1757 else
1758 {
1759 if (bio_s_out == NULL)
1760 bio_s_out=BIO_new_fp(stdout,BIO_NOCLOSE);
1761 }
1762 }
1763
1764 #if !defined(OPENSSL_NO_RSA) || !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_ECDSA)
1765 if (nocert)
1766 #endif
1767 {
1768 s_cert_file=NULL;
1769 s_key_file=NULL;
1770 s_dcert_file=NULL;
1771 s_dkey_file=NULL;
1772 #ifndef OPENSSL_NO_TLSEXT
1773 s_cert_file2=NULL;
1774 s_key_file2=NULL;
1775 #endif
1776 }
1777
1778 ctx=SSL_CTX_new(meth);
1779 if (ctx == NULL)
1780 {
1781 ERR_print_errors(bio_err);
1782 goto end;
1783 }
1784 if (session_id_prefix)
1785 {
1786 if(strlen(session_id_prefix) >= 32)
1787 BIO_printf(bio_err,
1788 "warning: id_prefix is too long, only one new session will be possible\n");
1789 else if(strlen(session_id_prefix) >= 16)
1790 BIO_printf(bio_err,
1791 "warning: id_prefix is too long if you use SSLv2\n");
1792 if(!SSL_CTX_set_generate_session_id(ctx, generate_session_id))
1793 {
1794 BIO_printf(bio_err,"error setting 'id_prefix'\n");
1795 ERR_print_errors(bio_err);
1796 goto end;
1797 }
1798 BIO_printf(bio_err,"id_prefix '%s' set.\n", session_id_prefix);
1799 }
1800 SSL_CTX_set_quiet_shutdown(ctx,1);
1801 if (hack) SSL_CTX_set_options(ctx,SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG);
1802 if (exc) ssl_ctx_set_excert(ctx, exc);
1803 /* DTLS: partial reads end up discarding unread UDP bytes :-(
1804 * Setting read ahead solves this problem.
1805 */
1806 if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
1807
1808 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
1809 if (no_cache)
1810 SSL_CTX_set_session_cache_mode(ctx, SSL_SESS_CACHE_OFF);
1811 else if (ext_cache)
1812 init_session_cache_ctx(ctx);
1813 else
1814 SSL_CTX_sess_set_cache_size(ctx,128);
1815
1816 if (srtp_profiles != NULL)
1817 SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles);
1818
1819 #if 0
1820 if (cipher == NULL) cipher=getenv("SSL_CIPHER");
1821 #endif
1822
1823 #if 0
1824 if (s_cert_file == NULL)
1825 {
1826 BIO_printf(bio_err,"You must specify a certificate file for the server to use\n");
1827 goto end;
1828 }
1829 #endif
1830
1831 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
1832 (!SSL_CTX_set_default_verify_paths(ctx)))
1833 {
1834 /* BIO_printf(bio_err,"X509_load_verify_locations\n"); */
1835 ERR_print_errors(bio_err);
1836 /* goto end; */
1837 }
1838 if (vpm)
1839 SSL_CTX_set1_param(ctx, vpm);
1840
1841 ssl_ctx_add_crls(ctx, crls, 0);
1842 if (!args_ssl_call(ctx, bio_err, cctx, ssl_args, no_ecdhe, no_jpake))
1843 goto end;
1844
1845 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1846 crls, crl_download))
1847 {
1848 BIO_printf(bio_err, "Error loading store locations\n");
1849 ERR_print_errors(bio_err);
1850 goto end;
1851 }
1852
1853 #ifndef OPENSSL_NO_TLSEXT
1854 if (s_cert2)
1855 {
1856 ctx2=SSL_CTX_new(meth);
1857 if (ctx2 == NULL)
1858 {
1859 ERR_print_errors(bio_err);
1860 goto end;
1861 }
1862 }
1863
1864 if (ctx2)
1865 {
1866 BIO_printf(bio_s_out,"Setting secondary ctx parameters\n");
1867
1868 if (session_id_prefix)
1869 {
1870 if(strlen(session_id_prefix) >= 32)
1871 BIO_printf(bio_err,
1872 "warning: id_prefix is too long, only one new session will be possible\n");
1873 else if(strlen(session_id_prefix) >= 16)
1874 BIO_printf(bio_err,
1875 "warning: id_prefix is too long if you use SSLv2\n");
1876 if(!SSL_CTX_set_generate_session_id(ctx2, generate_session_id))
1877 {
1878 BIO_printf(bio_err,"error setting 'id_prefix'\n");
1879 ERR_print_errors(bio_err);
1880 goto end;
1881 }
1882 BIO_printf(bio_err,"id_prefix '%s' set.\n", session_id_prefix);
1883 }
1884 SSL_CTX_set_quiet_shutdown(ctx2,1);
1885 if (hack) SSL_CTX_set_options(ctx2,SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG);
1886 if (exc) ssl_ctx_set_excert(ctx2, exc);
1887 /* DTLS: partial reads end up discarding unread UDP bytes :-(
1888 * Setting read ahead solves this problem.
1889 */
1890 if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx2, 1);
1891
1892 if (state) SSL_CTX_set_info_callback(ctx2,apps_ssl_info_callback);
1893
1894 if (no_cache)
1895 SSL_CTX_set_session_cache_mode(ctx2,SSL_SESS_CACHE_OFF);
1896 else if (ext_cache)
1897 init_session_cache_ctx(ctx2);
1898 else
1899 SSL_CTX_sess_set_cache_size(ctx2,128);
1900
1901 if ((!SSL_CTX_load_verify_locations(ctx2,CAfile,CApath)) ||
1902 (!SSL_CTX_set_default_verify_paths(ctx2)))
1903 {
1904 ERR_print_errors(bio_err);
1905 }
1906 if (vpm)
1907 SSL_CTX_set1_param(ctx2, vpm);
1908
1909 ssl_ctx_add_crls(ctx2, crls, 0);
1910 if (!args_ssl_call(ctx2, bio_err, cctx, ssl_args, no_ecdhe, no_jpake))
1911 goto end;
1912 }
1913
1914 # ifndef OPENSSL_NO_NEXTPROTONEG
1915 if (next_proto.data)
1916 SSL_CTX_set_next_protos_advertised_cb(ctx, next_proto_cb, &next_proto);
1917 # endif
1918 if (alpn_ctx.data)
1919 SSL_CTX_set_alpn_select_cb(ctx, alpn_cb, &alpn_ctx);
1920 #endif
1921
1922 #ifndef OPENSSL_NO_DH
1923 if (!no_dhe)
1924 {
1925 DH *dh=NULL;
1926
1927 if (dhfile)
1928 dh = load_dh_param(dhfile);
1929 else if (s_cert_file)
1930 dh = load_dh_param(s_cert_file);
1931
1932 if (dh != NULL)
1933 {
1934 BIO_printf(bio_s_out,"Setting temp DH parameters\n");
1935 }
1936 else
1937 {
1938 BIO_printf(bio_s_out,"Using default temp DH parameters\n");
1939 dh=get_dh512();
1940 }
1941 (void)BIO_flush(bio_s_out);
1942
1943 SSL_CTX_set_tmp_dh(ctx,dh);
1944 #ifndef OPENSSL_NO_TLSEXT
1945 if (ctx2)
1946 {
1947 if (!dhfile)
1948 {
1949 DH *dh2=load_dh_param(s_cert_file2);
1950 if (dh2 != NULL)
1951 {
1952 BIO_printf(bio_s_out,"Setting temp DH parameters\n");
1953 (void)BIO_flush(bio_s_out);
1954
1955 DH_free(dh);
1956 dh = dh2;
1957 }
1958 }
1959 SSL_CTX_set_tmp_dh(ctx2,dh);
1960 }
1961 #endif
1962 DH_free(dh);
1963 }
1964 #endif
1965
1966 if (c_no_resumption_on_reneg)
1967 SSL_CTX_set_options(ctx, SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION);
1968 if (!set_cert_key_stuff(ctx, s_cert, s_key, s_chain, build_chain))
1969 goto end;
1970 #ifndef OPENSSL_NO_TLSEXT
1971 if (s_serverinfo_file != NULL
1972 && !SSL_CTX_use_serverinfo_file(ctx, s_serverinfo_file))
1973 goto end;
1974 if (c_auth)
1975 {
1976 SSL_CTX_set_custom_srv_ext(ctx, TLSEXT_TYPE_client_authz, authz_tlsext_cb, authz_tlsext_generate_cb, bio_err);
1977 SSL_CTX_set_custom_srv_ext(ctx, TLSEXT_TYPE_server_authz, authz_tlsext_cb, authz_tlsext_generate_cb, bio_err);
1978 SSL_CTX_set_srv_supp_data(ctx, TLSEXT_SUPPLEMENTALDATATYPE_authz_data, auth_suppdata_generate_cb, suppdata_cb, bio_err);
1979 }
1980 #endif
1981 #ifndef OPENSSL_NO_TLSEXT
1982 if (ctx2 && !set_cert_key_stuff(ctx2,s_cert2,s_key2, NULL, build_chain))
1983 goto end;
1984 #endif
1985 if (s_dcert != NULL)
1986 {
1987 if (!set_cert_key_stuff(ctx, s_dcert, s_dkey, s_dchain, build_chain))
1988 goto end;
1989 }
1990
1991 #ifndef OPENSSL_NO_RSA
1992 #if 1
1993 if (!no_tmp_rsa)
1994 {
1995 SSL_CTX_set_tmp_rsa_callback(ctx,tmp_rsa_cb);
1996 #ifndef OPENSSL_NO_TLSEXT
1997 if (ctx2)
1998 SSL_CTX_set_tmp_rsa_callback(ctx2,tmp_rsa_cb);
1999 #endif
2000 }
2001 #else
2002 if (!no_tmp_rsa && SSL_CTX_need_tmp_RSA(ctx))
2003 {
2004 RSA *rsa;
2005
2006 BIO_printf(bio_s_out,"Generating temp (512 bit) RSA key...");
2007 BIO_flush(bio_s_out);
2008
2009 rsa=RSA_generate_key(512,RSA_F4,NULL);
2010
2011 if (!SSL_CTX_set_tmp_rsa(ctx,rsa))
2012 {
2013 ERR_print_errors(bio_err);
2014 goto end;
2015 }
2016 #ifndef OPENSSL_NO_TLSEXT
2017 if (ctx2)
2018 {
2019 if (!SSL_CTX_set_tmp_rsa(ctx2,rsa))
2020 {
2021 ERR_print_errors(bio_err);
2022 goto end;
2023 }
2024 }
2025 #endif
2026 RSA_free(rsa);
2027 BIO_printf(bio_s_out,"\n");
2028 }
2029 #endif
2030 #endif
2031
2032 if (no_resume_ephemeral)
2033 {
2034 SSL_CTX_set_not_resumable_session_callback(ctx, not_resumable_sess_cb);
2035 #ifndef OPENSSL_NO_TLSEXT
2036 if (ctx2)
2037 SSL_CTX_set_not_resumable_session_callback(ctx2, not_resumable_sess_cb);
2038 #endif
2039 }
2040
2041 #ifndef OPENSSL_NO_PSK
2042 #ifdef OPENSSL_NO_JPAKE
2043 if (psk_key != NULL)
2044 #else
2045 if (psk_key != NULL || jpake_secret)
2046 #endif
2047 {
2048 if (s_debug)
2049 BIO_printf(bio_s_out, "PSK key given or JPAKE in use, setting server callback\n");
2050 SSL_CTX_set_psk_server_callback(ctx, psk_server_cb);
2051 }
2052
2053 if (!SSL_CTX_use_psk_identity_hint(ctx, psk_identity_hint))
2054 {
2055 BIO_printf(bio_err,"error setting PSK identity hint to context\n");
2056 ERR_print_errors(bio_err);
2057 goto end;
2058 }
2059 #endif
2060
2061 SSL_CTX_set_verify(ctx,s_server_verify,verify_callback);
2062 SSL_CTX_set_session_id_context(ctx,(void*)&s_server_session_id_context,
2063 sizeof s_server_session_id_context);
2064
2065 /* Set DTLS cookie generation and verification callbacks */
2066 SSL_CTX_set_cookie_generate_cb(ctx, generate_cookie_callback);
2067 SSL_CTX_set_cookie_verify_cb(ctx, verify_cookie_callback);
2068
2069 #ifndef OPENSSL_NO_TLSEXT
2070 if (ctx2)
2071 {
2072 SSL_CTX_set_verify(ctx2,s_server_verify,verify_callback);
2073 SSL_CTX_set_session_id_context(ctx2,(void*)&s_server_session_id_context,
2074 sizeof s_server_session_id_context);
2075
2076 tlsextcbp.biodebug = bio_s_out;
2077 SSL_CTX_set_tlsext_servername_callback(ctx2, ssl_servername_cb);
2078 SSL_CTX_set_tlsext_servername_arg(ctx2, &tlsextcbp);
2079 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
2080 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
2081 }
2082 #endif
2083
2084 #ifndef OPENSSL_NO_SRP
2085 if (srp_verifier_file != NULL)
2086 {
2087 srp_callback_parm.vb = SRP_VBASE_new(srpuserseed);
2088 srp_callback_parm.user = NULL;
2089 srp_callback_parm.login = NULL;
2090 if ((ret = SRP_VBASE_init(srp_callback_parm.vb, srp_verifier_file)) != SRP_NO_ERROR)
2091 {
2092 BIO_printf(bio_err,
2093 "Cannot initialize SRP verifier file \"%s\":ret=%d\n",
2094 srp_verifier_file, ret);
2095 goto end;
2096 }
2097 SSL_CTX_set_verify(ctx, SSL_VERIFY_NONE,verify_callback);
2098 SSL_CTX_set_srp_cb_arg(ctx, &srp_callback_parm);
2099 SSL_CTX_set_srp_username_callback(ctx, ssl_srp_server_param_cb);
2100 }
2101 else
2102 #endif
2103 if (CAfile != NULL)
2104 {
2105 SSL_CTX_set_client_CA_list(ctx,SSL_load_client_CA_file(CAfile));
2106 #ifndef OPENSSL_NO_TLSEXT
2107 if (ctx2)
2108 SSL_CTX_set_client_CA_list(ctx2,SSL_load_client_CA_file(CAfile));
2109 #endif
2110 }
2111
2112 BIO_printf(bio_s_out,"ACCEPT\n");
2113 (void)BIO_flush(bio_s_out);
2114 if (rev)
2115 do_server(port,socket_type,&accept_socket,rev_body, context, naccept);
2116 else if (www)
2117 do_server(port,socket_type,&accept_socket,www_body, context, naccept);
2118 else
2119 do_server(port,socket_type,&accept_socket,sv_body, context, naccept);
2120 print_stats(bio_s_out,ctx);
2121 ret=0;
2122 end:
2123 if (ctx != NULL) SSL_CTX_free(ctx);
2124 if (s_cert)
2125 X509_free(s_cert);
2126 if (crls)
2127 sk_X509_CRL_pop_free(crls, X509_CRL_free);
2128 if (s_dcert)
2129 X509_free(s_dcert);
2130 if (s_key)
2131 EVP_PKEY_free(s_key);
2132 if (s_dkey)
2133 EVP_PKEY_free(s_dkey);
2134 if (s_chain)
2135 sk_X509_pop_free(s_chain, X509_free);
2136 if (s_dchain)
2137 sk_X509_pop_free(s_dchain, X509_free);
2138 if (pass)
2139 OPENSSL_free(pass);
2140 if (dpass)
2141 OPENSSL_free(dpass);
2142 if (vpm)
2143 X509_VERIFY_PARAM_free(vpm);
2144 free_sessions();
2145 #ifndef OPENSSL_NO_TLSEXT
2146 if (tlscstatp.host)
2147 OPENSSL_free(tlscstatp.host);
2148 if (tlscstatp.port)
2149 OPENSSL_free(tlscstatp.port);
2150 if (tlscstatp.path)
2151 OPENSSL_free(tlscstatp.path);
2152 if (ctx2 != NULL) SSL_CTX_free(ctx2);
2153 if (s_cert2)
2154 X509_free(s_cert2);
2155 if (s_key2)
2156 EVP_PKEY_free(s_key2);
2157 if (serverinfo_in != NULL)
2158 BIO_free(serverinfo_in);
2159 if (next_proto.data)
2160 OPENSSL_free(next_proto.data);
2161 if (alpn_ctx.data)
2162 OPENSSL_free(alpn_ctx.data);
2163 #endif
2164 ssl_excert_free(exc);
2165 if (ssl_args)
2166 sk_OPENSSL_STRING_free(ssl_args);
2167 if (cctx)
2168 SSL_CONF_CTX_free(cctx);
2169 #ifndef OPENSSL_NO_JPAKE
2170 if (jpake_secret && psk_key)
2171 OPENSSL_free(psk_key);
2172 #endif
2173 if (bio_s_out != NULL)
2174 {
2175 BIO_free(bio_s_out);
2176 bio_s_out=NULL;
2177 }
2178 if (bio_s_msg != NULL)
2179 {
2180 BIO_free(bio_s_msg);
2181 bio_s_msg = NULL;
2182 }
2183 apps_shutdown();
2184 OPENSSL_EXIT(ret);
2185 }
2186
2187 static void print_stats(BIO *bio, SSL_CTX *ssl_ctx)
2188 {
2189 BIO_printf(bio,"%4ld items in the session cache\n",
2190 SSL_CTX_sess_number(ssl_ctx));
2191 BIO_printf(bio,"%4ld client connects (SSL_connect())\n",
2192 SSL_CTX_sess_connect(ssl_ctx));
2193 BIO_printf(bio,"%4ld client renegotiates (SSL_connect())\n",
2194 SSL_CTX_sess_connect_renegotiate(ssl_ctx));
2195 BIO_printf(bio,"%4ld client connects that finished\n",
2196 SSL_CTX_sess_connect_good(ssl_ctx));
2197 BIO_printf(bio,"%4ld server accepts (SSL_accept())\n",
2198 SSL_CTX_sess_accept(ssl_ctx));
2199 BIO_printf(bio,"%4ld server renegotiates (SSL_accept())\n",
2200 SSL_CTX_sess_accept_renegotiate(ssl_ctx));
2201 BIO_printf(bio,"%4ld server accepts that finished\n",
2202 SSL_CTX_sess_accept_good(ssl_ctx));
2203 BIO_printf(bio,"%4ld session cache hits\n",SSL_CTX_sess_hits(ssl_ctx));
2204 BIO_printf(bio,"%4ld session cache misses\n",SSL_CTX_sess_misses(ssl_ctx));
2205 BIO_printf(bio,"%4ld session cache timeouts\n",SSL_CTX_sess_timeouts(ssl_ctx));
2206 BIO_printf(bio,"%4ld callback cache hits\n",SSL_CTX_sess_cb_hits(ssl_ctx));
2207 BIO_printf(bio,"%4ld cache full overflows (%ld allowed)\n",
2208 SSL_CTX_sess_cache_full(ssl_ctx),
2209 SSL_CTX_sess_get_cache_size(ssl_ctx));
2210 }
2211
2212 static int sv_body(char *hostname, int s, int stype, unsigned char *context)
2213 {
2214 char *buf=NULL;
2215 fd_set readfds;
2216 int ret=1,width;
2217 int k,i;
2218 unsigned long l;
2219 SSL *con=NULL;
2220 BIO *sbio;
2221 #ifndef OPENSSL_NO_KRB5
2222 KSSL_CTX *kctx;
2223 #endif
2224 struct timeval timeout;
2225 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
2226 struct timeval tv;
2227 #else
2228 struct timeval *timeoutp;
2229 #endif
2230
2231 if ((buf=OPENSSL_malloc(bufsize)) == NULL)
2232 {
2233 BIO_printf(bio_err,"out of memory\n");
2234 goto err;
2235 }
2236 #ifdef FIONBIO
2237 if (s_nbio)
2238 {
2239 unsigned long sl=1;
2240
2241 if (!s_quiet)
2242 BIO_printf(bio_err,"turning on non blocking io\n");
2243 if (BIO_socket_ioctl(s,FIONBIO,&sl) < 0)
2244 ERR_print_errors(bio_err);
2245 }
2246 #endif
2247
2248 if (con == NULL) {
2249 con=SSL_new(ctx);
2250 #ifndef OPENSSL_NO_TLSEXT
2251 if (s_tlsextdebug)
2252 {
2253 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2254 SSL_set_tlsext_debug_arg(con, bio_s_out);
2255 }
2256 if (s_tlsextstatus)
2257 {
2258 SSL_CTX_set_tlsext_status_cb(ctx, cert_status_cb);
2259 tlscstatp.err = bio_err;
2260 SSL_CTX_set_tlsext_status_arg(ctx, &tlscstatp);
2261 }
2262 #endif
2263 #ifndef OPENSSL_NO_KRB5
2264 if ((kctx = kssl_ctx_new()) != NULL)
2265 {
2266 SSL_set0_kssl_ctx(con, kctx);
2267 kssl_ctx_setstring(kctx, KSSL_SERVICE, KRB5SVC);
2268 kssl_ctx_setstring(kctx, KSSL_KEYTAB, KRB5KEYTAB);
2269 }
2270 #endif /* OPENSSL_NO_KRB5 */
2271 if(context)
2272 SSL_set_session_id_context(con, context,
2273 strlen((char *)context));
2274 }
2275 SSL_clear(con);
2276 #if 0
2277 #ifdef TLSEXT_TYPE_opaque_prf_input
2278 SSL_set_tlsext_opaque_prf_input(con, "Test server", 11);
2279 #endif
2280 #endif
2281
2282 if (stype == SOCK_DGRAM)
2283 {
2284
2285 sbio=BIO_new_dgram(s,BIO_NOCLOSE);
2286
2287 if (enable_timeouts)
2288 {
2289 timeout.tv_sec = 0;
2290 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
2291 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
2292
2293 timeout.tv_sec = 0;
2294 timeout.tv_usec = DGRAM_SND_TIMEOUT;
2295 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
2296 }
2297
2298 if (socket_mtu > 28)
2299 {
2300 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
2301 SSL_set_mtu(con, socket_mtu - 28);
2302 }
2303 else
2304 /* want to do MTU discovery */
2305 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
2306
2307 /* turn on cookie exchange */
2308 SSL_set_options(con, SSL_OP_COOKIE_EXCHANGE);
2309 }
2310 else
2311 sbio=BIO_new_socket(s,BIO_NOCLOSE);
2312
2313 if (s_nbio_test)
2314 {
2315 BIO *test;
2316
2317 test=BIO_new(BIO_f_nbio_test());
2318 sbio=BIO_push(test,sbio);
2319 }
2320 #ifndef OPENSSL_NO_JPAKE
2321 if(jpake_secret)
2322 jpake_server_auth(bio_s_out, sbio, jpake_secret);
2323 #endif
2324
2325 SSL_set_bio(con,sbio,sbio);
2326 SSL_set_accept_state(con);
2327 /* SSL_set_fd(con,s); */
2328
2329 if (s_debug)
2330 {
2331 SSL_set_debug(con, 1);
2332 BIO_set_callback(SSL_get_rbio(con),bio_dump_callback);
2333 BIO_set_callback_arg(SSL_get_rbio(con),(char *)bio_s_out);
2334 }
2335 if (s_msg)
2336 {
2337 #ifndef OPENSSL_NO_SSL_TRACE
2338 if (s_msg == 2)
2339 SSL_set_msg_callback(con, SSL_trace);
2340 else
2341 #endif
2342 SSL_set_msg_callback(con, msg_cb);
2343 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
2344 }
2345 #ifndef OPENSSL_NO_TLSEXT
2346 if (s_tlsextdebug)
2347 {
2348 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2349 SSL_set_tlsext_debug_arg(con, bio_s_out);
2350 }
2351 #endif
2352
2353 width=s+1;
2354 for (;;)
2355 {
2356 int read_from_terminal;
2357 int read_from_sslcon;
2358
2359 read_from_terminal = 0;
2360 read_from_sslcon = SSL_pending(con);
2361
2362 if (!read_from_sslcon)
2363 {
2364 FD_ZERO(&readfds);
2365 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined(OPENSSL_SYS_BEOS_R5)
2366 openssl_fdset(fileno(stdin),&readfds);
2367 #endif
2368 openssl_fdset(s,&readfds);
2369 /* Note: under VMS with SOCKETSHR the second parameter is
2370 * currently of type (int *) whereas under other systems
2371 * it is (void *) if you don't have a cast it will choke
2372 * the compiler: if you do have a cast then you can either
2373 * go for (int *) or (void *).
2374 */
2375 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
2376 /* Under DOS (non-djgpp) and Windows we can't select on stdin: only
2377 * on sockets. As a workaround we timeout the select every
2378 * second and check for any keypress. In a proper Windows
2379 * application we wouldn't do this because it is inefficient.
2380 */
2381 tv.tv_sec = 1;
2382 tv.tv_usec = 0;
2383 i=select(width,(void *)&readfds,NULL,NULL,&tv);
2384 if((i < 0) || (!i && !_kbhit() ) )continue;
2385 if(_kbhit())
2386 read_from_terminal = 1;
2387 #elif defined(OPENSSL_SYS_BEOS_R5)
2388 /* Under BeOS-R5 the situation is similar to DOS */
2389 tv.tv_sec = 1;
2390 tv.tv_usec = 0;
2391 (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK);
2392 i=select(width,(void *)&readfds,NULL,NULL,&tv);
2393 if ((i < 0) || (!i && read(fileno(stdin), buf, 0) < 0))
2394 continue;
2395 if (read(fileno(stdin), buf, 0) >= 0)
2396 read_from_terminal = 1;
2397 (void)fcntl(fileno(stdin), F_SETFL, 0);
2398 #else
2399 if ((SSL_version(con) == DTLS1_VERSION) &&
2400 DTLSv1_get_timeout(con, &timeout))
2401 timeoutp = &timeout;
2402 else
2403 timeoutp = NULL;
2404
2405 i=select(width,(void *)&readfds,NULL,NULL,timeoutp);
2406
2407 if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0)
2408 {
2409 BIO_printf(bio_err,"TIMEOUT occurred\n");
2410 }
2411
2412 if (i <= 0) continue;
2413 if (FD_ISSET(fileno(stdin),&readfds))
2414 read_from_terminal = 1;
2415 #endif
2416 if (FD_ISSET(s,&readfds))
2417 read_from_sslcon = 1;
2418 }
2419 if (read_from_terminal)
2420 {
2421 if (s_crlf)
2422 {
2423 int j, lf_num;
2424
2425 i=raw_read_stdin(buf, bufsize/2);
2426 lf_num = 0;
2427 /* both loops are skipped when i <= 0 */
2428 for (j = 0; j < i; j++)
2429 if (buf[j] == '\n')
2430 lf_num++;
2431 for (j = i-1; j >= 0; j--)
2432 {
2433 buf[j+lf_num] = buf[j];
2434 if (buf[j] == '\n')
2435 {
2436 lf_num--;
2437 i++;
2438 buf[j+lf_num] = '\r';
2439 }
2440 }
2441 assert(lf_num == 0);
2442 }
2443 else
2444 i=raw_read_stdin(buf,bufsize);
2445 if (!s_quiet && !s_brief)
2446 {
2447 if ((i <= 0) || (buf[0] == 'Q'))
2448 {
2449 BIO_printf(bio_s_out,"DONE\n");
2450 SHUTDOWN(s);
2451 close_accept_socket();
2452 ret= -11;
2453 goto err;
2454 }
2455 if ((i <= 0) || (buf[0] == 'q'))
2456 {
2457 BIO_printf(bio_s_out,"DONE\n");
2458 if (SSL_version(con) != DTLS1_VERSION)
2459 SHUTDOWN(s);
2460 /* close_accept_socket();
2461 ret= -11;*/
2462 goto err;
2463 }
2464
2465 #ifndef OPENSSL_NO_HEARTBEATS
2466 if ((buf[0] == 'B') &&
2467 ((buf[1] == '\n') || (buf[1] == '\r')))
2468 {
2469 BIO_printf(bio_err,"HEARTBEATING\n");
2470 SSL_heartbeat(con);
2471 i=0;
2472 continue;
2473 }
2474 #endif
2475 if ((buf[0] == 'r') &&
2476 ((buf[1] == '\n') || (buf[1] == '\r')))
2477 {
2478 SSL_renegotiate(con);
2479 i=SSL_do_handshake(con);
2480 printf("SSL_do_handshake -> %d\n",i);
2481 i=0; /*13; */
2482 continue;
2483 /* strcpy(buf,"server side RE-NEGOTIATE\n"); */
2484 }
2485 if ((buf[0] == 'R') &&
2486 ((buf[1] == '\n') || (buf[1] == '\r')))
2487 {
2488 SSL_set_verify(con,
2489 SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE,NULL);
2490 SSL_renegotiate(con);
2491 i=SSL_do_handshake(con);
2492 printf("SSL_do_handshake -> %d\n",i);
2493 i=0; /* 13; */
2494 continue;
2495 /* strcpy(buf,"server side RE-NEGOTIATE asking for client cert\n"); */
2496 }
2497 if (buf[0] == 'P')
2498 {
2499 static const char *str="Lets print some clear text\n";
2500 BIO_write(SSL_get_wbio(con),str,strlen(str));
2501 }
2502 if (buf[0] == 'S')
2503 {
2504 print_stats(bio_s_out,SSL_get_SSL_CTX(con));
2505 }
2506 }
2507 #ifdef CHARSET_EBCDIC
2508 ebcdic2ascii(buf,buf,i);
2509 #endif
2510 l=k=0;
2511 for (;;)
2512 {
2513 /* should do a select for the write */
2514 #ifdef RENEG
2515 { static count=0; if (++count == 100) { count=0; SSL_renegotiate(con); } }
2516 #endif
2517 k=SSL_write(con,&(buf[l]),(unsigned int)i);
2518 #ifndef OPENSSL_NO_SRP
2519 while (SSL_get_error(con,k) == SSL_ERROR_WANT_X509_LOOKUP)
2520 {
2521 BIO_printf(bio_s_out,"LOOKUP renego during write\n");
2522 srp_callback_parm.user = SRP_VBASE_get_by_user(srp_callback_parm.vb, srp_callback_parm.login);
2523 if (srp_callback_parm.user)
2524 BIO_printf(bio_s_out,"LOOKUP done %s\n",srp_callback_parm.user->info);
2525 else
2526 BIO_printf(bio_s_out,"LOOKUP not successful\n");
2527 k=SSL_write(con,&(buf[l]),(unsigned int)i);
2528 }
2529 #endif
2530 switch (SSL_get_error(con,k))
2531 {
2532 case SSL_ERROR_NONE:
2533 break;
2534 case SSL_ERROR_WANT_WRITE:
2535 case SSL_ERROR_WANT_READ:
2536 case SSL_ERROR_WANT_X509_LOOKUP:
2537 BIO_printf(bio_s_out,"Write BLOCK\n");
2538 break;
2539 case SSL_ERROR_SYSCALL:
2540 case SSL_ERROR_SSL:
2541 BIO_printf(bio_s_out,"ERROR\n");
2542 ERR_print_errors(bio_err);
2543 ret=1;
2544 goto err;
2545 /* break; */
2546 case SSL_ERROR_ZERO_RETURN:
2547 BIO_printf(bio_s_out,"DONE\n");
2548 ret=1;
2549 goto err;
2550 }
2551 l+=k;
2552 i-=k;
2553 if (i <= 0) break;
2554 }
2555 }
2556 if (read_from_sslcon)
2557 {
2558 if (!SSL_is_init_finished(con))
2559 {
2560 i=init_ssl_connection(con);
2561
2562 if (i < 0)
2563 {
2564 ret=0;
2565 goto err;
2566 }
2567 else if (i == 0)
2568 {
2569 ret=1;
2570 goto err;
2571 }
2572 }
2573 else
2574 {
2575 again:
2576 i=SSL_read(con,(char *)buf,bufsize);
2577 #ifndef OPENSSL_NO_SRP
2578 while (SSL_get_error(con,i) == SSL_ERROR_WANT_X509_LOOKUP)
2579 {
2580 BIO_printf(bio_s_out,"LOOKUP renego during read\n");
2581 srp_callback_parm.user = SRP_VBASE_get_by_user(srp_callback_parm.vb, srp_callback_parm.login);
2582 if (srp_callback_parm.user)
2583 BIO_printf(bio_s_out,"LOOKUP done %s\n",srp_callback_parm.user->info);
2584 else
2585 BIO_printf(bio_s_out,"LOOKUP not successful\n");
2586 i=SSL_read(con,(char *)buf,bufsize);
2587 }
2588 #endif
2589 switch (SSL_get_error(con,i))
2590 {
2591 case SSL_ERROR_NONE:
2592 #ifdef CHARSET_EBCDIC
2593 ascii2ebcdic(buf,buf,i);
2594 #endif
2595 raw_write_stdout(buf,
2596 (unsigned int)i);
2597 if (SSL_pending(con)) goto again;
2598 break;
2599 case SSL_ERROR_WANT_WRITE:
2600 case SSL_ERROR_WANT_READ:
2601 BIO_printf(bio_s_out,"Read BLOCK\n");
2602 break;
2603 case SSL_ERROR_SYSCALL:
2604 case SSL_ERROR_SSL:
2605 BIO_printf(bio_s_out,"ERROR\n");
2606 ERR_print_errors(bio_err);
2607 ret=1;
2608 goto err;
2609 case SSL_ERROR_ZERO_RETURN:
2610 BIO_printf(bio_s_out,"DONE\n");
2611 ret=1;
2612 goto err;
2613 }
2614 }
2615 }
2616 }
2617 err:
2618 if (con != NULL)
2619 {
2620 BIO_printf(bio_s_out,"shutting down SSL\n");
2621 #if 1
2622 SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN);
2623 #else
2624 SSL_shutdown(con);
2625 #endif
2626 SSL_free(con);
2627 }
2628 BIO_printf(bio_s_out,"CONNECTION CLOSED\n");
2629 if (buf != NULL)
2630 {
2631 OPENSSL_cleanse(buf,bufsize);
2632 OPENSSL_free(buf);
2633 }
2634 if (ret >= 0)
2635 BIO_printf(bio_s_out,"ACCEPT\n");
2636 return(ret);
2637 }
2638
2639 static void close_accept_socket(void)
2640 {
2641 BIO_printf(bio_err,"shutdown accept socket\n");
2642 if (accept_socket >= 0)
2643 {
2644 SHUTDOWN2(accept_socket);
2645 }
2646 }
2647
2648 static int init_ssl_connection(SSL *con)
2649 {
2650 int i;
2651 const char *str;
2652 X509 *peer;
2653 long verify_error;
2654 MS_STATIC char buf[BUFSIZ];
2655 #ifndef OPENSSL_NO_KRB5
2656 char *client_princ;
2657 #endif
2658 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2659 const unsigned char *next_proto_neg;
2660 unsigned next_proto_neg_len;
2661 #endif
2662 unsigned char *exportedkeymat;
2663
2664
2665 i=SSL_accept(con);
2666 #ifndef OPENSSL_NO_SRP
2667 while (i <= 0 && SSL_get_error(con,i) == SSL_ERROR_WANT_X509_LOOKUP)
2668 {
2669 BIO_printf(bio_s_out,"LOOKUP during accept %s\n",srp_callback_parm.login);
2670 srp_callback_parm.user = SRP_VBASE_get_by_user(srp_callback_parm.vb, srp_callback_parm.login);
2671 if (srp_callback_parm.user)
2672 BIO_printf(bio_s_out,"LOOKUP done %s\n",srp_callback_parm.user->info);
2673 else
2674 BIO_printf(bio_s_out,"LOOKUP not successful\n");
2675 i=SSL_accept(con);
2676 }
2677 #endif
2678 /*handshake is complete - free the generated supp data allocated in the callback */
2679 if (generated_supp_data)
2680 {
2681 OPENSSL_free(generated_supp_data);
2682 generated_supp_data = NULL;
2683 }
2684
2685 if (i <= 0)
2686 {
2687 if (BIO_sock_should_retry(i))
2688 {
2689 BIO_printf(bio_s_out,"DELAY\n");
2690 return(1);
2691 }
2692
2693 BIO_printf(bio_err,"ERROR\n");
2694 verify_error=SSL_get_verify_result(con);
2695 if (verify_error != X509_V_OK)
2696 {
2697 BIO_printf(bio_err,"verify error:%s\n",
2698 X509_verify_cert_error_string(verify_error));
2699 }
2700 /* Always print any error messages */
2701 ERR_print_errors(bio_err);
2702 return(0);
2703 }
2704
2705 if (s_brief)
2706 print_ssl_summary(bio_err, con);
2707
2708 PEM_write_bio_SSL_SESSION(bio_s_out,SSL_get_session(con));
2709
2710 peer=SSL_get_peer_certificate(con);
2711 if (peer != NULL)
2712 {
2713 BIO_printf(bio_s_out,"Client certificate\n");
2714 PEM_write_bio_X509(bio_s_out,peer);
2715 X509_NAME_oneline(X509_get_subject_name(peer),buf,sizeof buf);
2716 BIO_printf(bio_s_out,"subject=%s\n",buf);
2717 X509_NAME_oneline(X509_get_issuer_name(peer),buf,sizeof buf);
2718 BIO_printf(bio_s_out,"issuer=%s\n",buf);
2719 X509_free(peer);
2720 }
2721
2722 if (SSL_get_shared_ciphers(con,buf,sizeof buf) != NULL)
2723 BIO_printf(bio_s_out,"Shared ciphers:%s\n",buf);
2724 str=SSL_CIPHER_get_name(SSL_get_current_cipher(con));
2725 ssl_print_sigalgs(bio_s_out, con);
2726 #ifndef OPENSSL_NO_EC
2727 ssl_print_point_formats(bio_s_out, con);
2728 ssl_print_curves(bio_s_out, con, 0);
2729 #endif
2730 BIO_printf(bio_s_out,"CIPHER is %s\n",(str != NULL)?str:"(NONE)");
2731
2732 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2733 SSL_get0_next_proto_negotiated(con, &next_proto_neg, &next_proto_neg_len);
2734 if (next_proto_neg)
2735 {
2736 BIO_printf(bio_s_out,"NEXTPROTO is ");
2737 BIO_write(bio_s_out, next_proto_neg, next_proto_neg_len);
2738 BIO_printf(bio_s_out, "\n");
2739 }
2740 #endif
2741 {
2742 SRTP_PROTECTION_PROFILE *srtp_profile
2743 = SSL_get_selected_srtp_profile(con);
2744
2745 if(srtp_profile)
2746 BIO_printf(bio_s_out,"SRTP Extension negotiated, profile=%s\n",
2747 srtp_profile->name);
2748 }
2749 if (SSL_cache_hit(con)) BIO_printf(bio_s_out,"Reused session-id\n");
2750 if (SSL_ctrl(con,SSL_CTRL_GET_FLAGS,0,NULL) &
2751 TLS1_FLAGS_TLS_PADDING_BUG)
2752 BIO_printf(bio_s_out,
2753 "Peer has incorrect TLSv1 block padding\n");
2754 #ifndef OPENSSL_NO_KRB5
2755 client_princ = kssl_ctx_get0_client_princ(SSL_get0_kssl_ctx(con));
2756 if (client_princ != NULL)
2757 {
2758 BIO_printf(bio_s_out,"Kerberos peer principal is %s\n",
2759 client_princ);
2760 }
2761 #endif /* OPENSSL_NO_KRB5 */
2762 BIO_printf(bio_s_out, "Secure Renegotiation IS%s supported\n",
2763 SSL_get_secure_renegotiation_support(con) ? "" : " NOT");
2764 if (keymatexportlabel != NULL)
2765 {
2766 BIO_printf(bio_s_out, "Keying material exporter:\n");
2767 BIO_printf(bio_s_out, " Label: '%s'\n", keymatexportlabel);
2768 BIO_printf(bio_s_out, " Length: %i bytes\n",
2769 keymatexportlen);
2770 exportedkeymat = OPENSSL_malloc(keymatexportlen);
2771 if (exportedkeymat != NULL)
2772 {
2773 if (!SSL_export_keying_material(con, exportedkeymat,
2774 keymatexportlen,
2775 keymatexportlabel,
2776 strlen(keymatexportlabel),
2777 NULL, 0, 0))
2778 {
2779 BIO_printf(bio_s_out, " Error\n");
2780 }
2781 else
2782 {
2783 BIO_printf(bio_s_out, " Keying material: ");
2784 for (i=0; i<keymatexportlen; i++)
2785 BIO_printf(bio_s_out, "%02X",
2786 exportedkeymat[i]);
2787 BIO_printf(bio_s_out, "\n");
2788 }
2789 OPENSSL_free(exportedkeymat);
2790 }
2791 }
2792
2793 return(1);
2794 }
2795
2796 #ifndef OPENSSL_NO_DH
2797 static DH *load_dh_param(const char *dhfile)
2798 {
2799 DH *ret=NULL;
2800 BIO *bio;
2801
2802 if ((bio=BIO_new_file(dhfile,"r")) == NULL)
2803 goto err;
2804 ret=PEM_read_bio_DHparams(bio,NULL,NULL,NULL);
2805 err:
2806 if (bio != NULL) BIO_free(bio);
2807 return(ret);
2808 }
2809 #endif
2810
2811 #if 0
2812 static int load_CA(SSL_CTX *ctx, char *file)
2813 {
2814 FILE *in;
2815 X509 *x=NULL;
2816
2817 if ((in=fopen(file,"r")) == NULL)
2818 return(0);
2819
2820 for (;;)
2821 {
2822 if (PEM_read_X509(in,&x,NULL) == NULL)
2823 break;
2824 SSL_CTX_add_client_CA(ctx,x);
2825 }
2826 if (x != NULL) X509_free(x);
2827 fclose(in);
2828 return(1);
2829 }
2830 #endif
2831
2832 static int www_body(char *hostname, int s, int stype, unsigned char *context)
2833 {
2834 char *buf=NULL;
2835 int ret=1;
2836 int i,j,k,dot;
2837 SSL *con;
2838 const SSL_CIPHER *c;
2839 BIO *io,*ssl_bio,*sbio;
2840 #ifndef OPENSSL_NO_KRB5
2841 KSSL_CTX *kctx;
2842 #endif
2843
2844 buf=OPENSSL_malloc(bufsize);
2845 if (buf == NULL) return(0);
2846 io=BIO_new(BIO_f_buffer());
2847 ssl_bio=BIO_new(BIO_f_ssl());
2848 if ((io == NULL) || (ssl_bio == NULL)) goto err;
2849
2850 #ifdef FIONBIO
2851 if (s_nbio)
2852 {
2853 unsigned long sl=1;
2854
2855 if (!s_quiet)
2856 BIO_printf(bio_err,"turning on non blocking io\n");
2857 if (BIO_socket_ioctl(s,FIONBIO,&sl) < 0)
2858 ERR_print_errors(bio_err);
2859 }
2860 #endif
2861
2862 /* lets make the output buffer a reasonable size */
2863 if (!BIO_set_write_buffer_size(io,bufsize)) goto err;
2864
2865 if ((con=SSL_new(ctx)) == NULL) goto err;
2866 #ifndef OPENSSL_NO_TLSEXT
2867 if (s_tlsextdebug)
2868 {
2869 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2870 SSL_set_tlsext_debug_arg(con, bio_s_out);
2871 }
2872 #endif
2873 #ifndef OPENSSL_NO_KRB5
2874 if ((kctx = kssl_ctx_new()) != NULL)
2875 {
2876 kssl_ctx_setstring(kctx, KSSL_SERVICE, KRB5SVC);
2877 kssl_ctx_setstring(kctx, KSSL_KEYTAB, KRB5KEYTAB);
2878 }
2879 #endif /* OPENSSL_NO_KRB5 */
2880 if(context) SSL_set_session_id_context(con, context,
2881 strlen((char *)context));
2882
2883 sbio=BIO_new_socket(s,BIO_NOCLOSE);
2884 if (s_nbio_test)
2885 {
2886 BIO *test;
2887
2888 test=BIO_new(BIO_f_nbio_test());
2889 sbio=BIO_push(test,sbio);
2890 }
2891 SSL_set_bio(con,sbio,sbio);
2892 SSL_set_accept_state(con);
2893
2894 /* SSL_set_fd(con,s); */
2895 BIO_set_ssl(ssl_bio,con,BIO_CLOSE);
2896 BIO_push(io,ssl_bio);
2897 #ifdef CHARSET_EBCDIC
2898 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()),io);
2899 #endif
2900
2901 if (s_debug)
2902 {
2903 SSL_set_debug(con, 1);
2904 BIO_set_callback(SSL_get_rbio(con),bio_dump_callback);
2905 BIO_set_callback_arg(SSL_get_rbio(con),(char *)bio_s_out);
2906 }
2907 if (s_msg)
2908 {
2909 #ifndef OPENSSL_NO_SSL_TRACE
2910 if (s_msg == 2)
2911 SSL_set_msg_callback(con, SSL_trace);
2912 else
2913 #endif
2914 SSL_set_msg_callback(con, msg_cb);
2915 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
2916 }
2917
2918 for (;;)
2919 {
2920 if (hack)
2921 {
2922 i=SSL_accept(con);
2923 #ifndef OPENSSL_NO_SRP
2924 while (i <= 0 && SSL_get_error(con,i) == SSL_ERROR_WANT_X509_LOOKUP)
2925 {
2926 BIO_printf(bio_s_out,"LOOKUP during accept %s\n",srp_callback_parm.login);
2927 srp_callback_parm.user = SRP_VBASE_get_by_user(srp_callback_parm.vb, srp_callback_parm.login);
2928 if (srp_callback_parm.user)
2929 BIO_printf(bio_s_out,"LOOKUP done %s\n",srp_callback_parm.user->info);
2930 else
2931 BIO_printf(bio_s_out,"LOOKUP not successful\n");
2932 i=SSL_accept(con);
2933 }
2934 #endif
2935 switch (SSL_get_error(con,i))
2936 {
2937 case SSL_ERROR_NONE:
2938 break;
2939 case SSL_ERROR_WANT_WRITE:
2940 case SSL_ERROR_WANT_READ:
2941 case SSL_ERROR_WANT_X509_LOOKUP:
2942 continue;
2943 case SSL_ERROR_SYSCALL:
2944 case SSL_ERROR_SSL:
2945 case SSL_ERROR_ZERO_RETURN:
2946 ret=1;
2947 goto err;
2948 /* break; */
2949 }
2950
2951 SSL_renegotiate(con);
2952 SSL_write(con,NULL,0);
2953 }
2954
2955 i=BIO_gets(io,buf,bufsize-1);
2956 if (i < 0) /* error */
2957 {
2958 if (!BIO_should_retry(io))
2959 {
2960 if (!s_quiet)
2961 ERR_print_errors(bio_err);
2962 goto err;
2963 }
2964 else
2965 {
2966 BIO_printf(bio_s_out,"read R BLOCK\n");
2967 #if defined(OPENSSL_SYS_NETWARE)
2968 delay(1000);
2969 #elif !defined(OPENSSL_SYS_MSDOS) && !defined(__DJGPP__)
2970 sleep(1);
2971 #endif
2972 continue;
2973 }
2974 }
2975 else if (i == 0) /* end of input */
2976 {
2977 ret=1;
2978 goto end;
2979 }
2980
2981 /* else we have data */
2982 if ( ((www == 1) && (strncmp("GET ",buf,4) == 0)) ||
2983 ((www == 2) && (strncmp("GET /stats ",buf,10) == 0)))
2984 {
2985 char *p;
2986 X509 *peer;
2987 STACK_OF(SSL_CIPHER) *sk;
2988 static const char *space=" ";
2989
2990 if (www == 1 && strncmp("GET /reneg", buf, 10) == 0)
2991 {
2992 if (strncmp("GET /renegcert", buf, 14) == 0)
2993 SSL_set_verify(con,
2994 SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE,NULL);
2995 i=SSL_renegotiate(con);
2996 BIO_printf(bio_s_out, "SSL_renegotiate -> %d\n",i);
2997 i=SSL_do_handshake(con);
2998 if (i <= 0)
2999 {
3000 BIO_printf(bio_s_out, "SSL_do_handshake() Retval %d\n", SSL_get_error(con, i));
3001 ERR_print_errors(bio_err);
3002 goto err;
3003 }
3004 /* EVIL HACK! */
3005 SSL_set_state(con, SSL_ST_ACCEPT);
3006 i=SSL_do_handshake(con);
3007 BIO_printf(bio_s_out, "SSL_do_handshake -> %d\n",i);
3008 if (i <= 0)
3009 {
3010 BIO_printf(bio_s_out, "SSL_do_handshake() Retval %d\n", SSL_get_error(con, i));
3011 ERR_print_errors(bio_err);
3012 goto err;
3013 }
3014 }
3015
3016 BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
3017 BIO_puts(io,"<HTML><BODY BGCOLOR=\"#ffffff\">\n");
3018 BIO_puts(io,"<pre>\n");
3019 /* BIO_puts(io,SSLeay_version(SSLEAY_VERSION));*/
3020 BIO_puts(io,"\n");
3021 for (i=0; i<local_argc; i++)
3022 {
3023 BIO_puts(io,local_argv[i]);
3024 BIO_write(io," ",1);
3025 }
3026 BIO_puts(io,"\n");
3027
3028 BIO_printf(io,
3029 "Secure Renegotiation IS%s supported\n",
3030 SSL_get_secure_renegotiation_support(con) ?
3031 "" : " NOT");
3032
3033 /* The following is evil and should not really
3034 * be done */
3035 BIO_printf(io,"Ciphers supported in s_server binary\n");
3036 sk=SSL_get_ciphers(con);
3037 j=sk_SSL_CIPHER_num(sk);
3038 for (i=0; i<j; i++)
3039 {
3040 c=sk_SSL_CIPHER_value(sk,i);
3041 BIO_printf(io,"%-11s:%-25s",
3042 SSL_CIPHER_get_version(c),
3043 SSL_CIPHER_get_name(c));
3044 if ((((i+1)%2) == 0) && (i+1 != j))
3045 BIO_puts(io,"\n");
3046 }
3047 BIO_puts(io,"\n");
3048 p=SSL_get_shared_ciphers(con,buf,bufsize);
3049 if (p != NULL)
3050 {
3051 BIO_printf(io,"---\nCiphers common between both SSL end points:\n");
3052 j=i=0;
3053 while (*p)
3054 {
3055 if (*p == ':')
3056 {
3057 BIO_write(io,space,26-j);
3058 i++;
3059 j=0;
3060 BIO_write(io,((i%3)?" ":"\n"),1);
3061 }
3062 else
3063 {
3064 BIO_write(io,p,1);
3065 j++;
3066 }
3067 p++;
3068 }
3069 BIO_puts(io,"\n");
3070 }
3071 ssl_print_sigalgs(io, con);
3072 #ifndef OPENSSL_NO_EC
3073 ssl_print_curves(io, con, 0);
3074 #endif
3075 BIO_printf(io,(SSL_cache_hit(con)
3076 ?"---\nReused, "
3077 :"---\nNew, "));
3078 c=SSL_get_current_cipher(con);
3079 BIO_printf(io,"%s, Cipher is %s\n",
3080 SSL_CIPHER_get_version(c),
3081 SSL_CIPHER_get_name(c));
3082 SSL_SESSION_print(io,SSL_get_session(con));
3083 BIO_printf(io,"---\n");
3084 print_stats(io,SSL_get_SSL_CTX(con));
3085 BIO_printf(io,"---\n");
3086 peer=SSL_get_peer_certificate(con);
3087 if (peer != NULL)
3088 {
3089 BIO_printf(io,"Client certificate\n");
3090 X509_print(io,peer);
3091 PEM_write_bio_X509(io,peer);
3092 }
3093 else
3094 BIO_puts(io,"no client certificate available\n");
3095 BIO_puts(io,"</BODY></HTML>\r\n\r\n");
3096 break;
3097 }
3098 else if ((www == 2 || www == 3)
3099 && (strncmp("GET /",buf,5) == 0))
3100 {
3101 BIO *file;
3102 char *p,*e;
3103 static const char *text="HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n";
3104
3105 /* skip the '/' */
3106 p= &(buf[5]);
3107
3108 dot = 1;
3109 for (e=p; *e != '\0'; e++)
3110 {
3111 if (e[0] == ' ')
3112 break;
3113
3114 switch (dot)
3115 {
3116 case 1:
3117 dot = (e[0] == '.') ? 2 : 0;
3118 break;
3119 case 2:
3120 dot = (e[0] == '.') ? 3 : 0;
3121 break;
3122 case 3:
3123 dot = (e[0] == '/') ? -1 : 0;
3124 break;
3125 }
3126 if (dot == 0)
3127 dot = (e[0] == '/') ? 1 : 0;
3128 }
3129 dot = (dot == 3) || (dot == -1); /* filename contains ".." component */
3130
3131 if (*e == '\0')
3132 {
3133 BIO_puts(io,text);
3134 BIO_printf(io,"'%s' is an invalid file name\r\n",p);
3135 break;
3136 }
3137 *e='\0';
3138
3139 if (dot)
3140 {
3141 BIO_puts(io,text);
3142 BIO_printf(io,"'%s' contains '..' reference\r\n",p);
3143 break;
3144 }
3145
3146 if (*p == '/')
3147 {
3148 BIO_puts(io,text);
3149 BIO_printf(io,"'%s' is an invalid path\r\n",p);
3150 break;
3151 }
3152
3153 #if 0
3154 /* append if a directory lookup */
3155 if (e[-1] == '/')
3156 strcat(p,"index.html");
3157 #endif
3158
3159 /* if a directory, do the index thang */
3160 if (app_isdir(p)>0)
3161 {
3162 #if 0 /* must check buffer size */
3163 strcat(p,"/index.html");
3164 #else
3165 BIO_puts(io,text);
3166 BIO_printf(io,"'%s' is a directory\r\n",p);
3167 break;
3168 #endif
3169 }
3170
3171 if ((file=BIO_new_file(p,"r")) == NULL)
3172 {
3173 BIO_puts(io,text);
3174 BIO_printf(io,"Error opening '%s'\r\n",p);
3175 ERR_print_errors(io);
3176 break;
3177 }
3178
3179 if (!s_quiet)
3180 BIO_printf(bio_err,"FILE:%s\n",p);
3181
3182 if (www == 2)
3183 {
3184 i=strlen(p);
3185 if ( ((i > 5) && (strcmp(&(p[i-5]),".html") == 0)) ||
3186 ((i > 4) && (strcmp(&(p[i-4]),".php") == 0)) ||
3187 ((i > 4) && (strcmp(&(p[i-4]),".htm") == 0)))
3188 BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
3189 else
3190 BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n");
3191 }
3192 /* send the file */
3193 for (;;)
3194 {
3195 i=BIO_read(file,buf,bufsize);
3196 if (i <= 0) break;
3197
3198 #ifdef RENEG
3199 total_bytes+=i;
3200 fprintf(stderr,"%d\n",i);
3201 if (total_bytes > 3*1024)
3202 {
3203 total_bytes=0;
3204 fprintf(stderr,"RENEGOTIATE\n");
3205 SSL_renegotiate(con);
3206 }
3207 #endif
3208
3209 for (j=0; j<i; )
3210 {
3211 #ifdef RENEG
3212 { static count=0; if (++count == 13) { SSL_renegotiate(con); } }
3213 #endif
3214 k=BIO_write(io,&(buf[j]),i-j);
3215 if (k <= 0)
3216 {
3217 if (!BIO_should_retry(io))
3218 goto write_error;
3219 else
3220 {
3221 BIO_printf(bio_s_out,"rwrite W BLOCK\n");
3222 }
3223 }
3224 else
3225 {
3226 j+=k;
3227 }
3228 }
3229 }
3230 write_error:
3231 BIO_free(file);
3232 break;
3233 }
3234 }
3235
3236 for (;;)
3237 {
3238 i=(int)BIO_flush(io);
3239 if (i <= 0)
3240 {
3241 if (!BIO_should_retry(io))
3242 break;
3243 }
3244 else
3245 break;
3246 }
3247 end:
3248 #if 1
3249 /* make sure we re-use sessions */
3250 SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN);
3251 #else
3252 /* This kills performance */
3253 /* SSL_shutdown(con); A shutdown gets sent in the
3254 * BIO_free_all(io) procession */
3255 #endif
3256
3257 err:
3258
3259 if (ret >= 0)
3260 BIO_printf(bio_s_out,"ACCEPT\n");
3261
3262 if (buf != NULL) OPENSSL_free(buf);
3263 if (io != NULL) BIO_free_all(io);
3264 /* if (ssl_bio != NULL) BIO_free(ssl_bio);*/
3265 return(ret);
3266 }
3267
3268 static int rev_body(char *hostname, int s, int stype, unsigned char *context)
3269 {
3270 char *buf=NULL;
3271 int i;
3272 int ret=1;
3273 SSL *con;
3274 BIO *io,*ssl_bio,*sbio;
3275 #ifndef OPENSSL_NO_KRB5
3276 KSSL_CTX *kctx;
3277 #endif
3278
3279 buf=OPENSSL_malloc(bufsize);
3280 if (buf == NULL) return(0);
3281 io=BIO_new(BIO_f_buffer());
3282 ssl_bio=BIO_new(BIO_f_ssl());
3283 if ((io == NULL) || (ssl_bio == NULL)) goto err;
3284
3285 /* lets make the output buffer a reasonable size */
3286 if (!BIO_set_write_buffer_size(io,bufsize)) goto err;
3287
3288 if ((con=SSL_new(ctx)) == NULL) goto err;
3289 #ifndef OPENSSL_NO_TLSEXT
3290 if (s_tlsextdebug)
3291 {
3292 SSL_set_tlsext_debug_callback(con, tlsext_cb);
3293 SSL_set_tlsext_debug_arg(con, bio_s_out);
3294 }
3295 #endif
3296 #ifndef OPENSSL_NO_KRB5
3297 if ((kctx = kssl_ctx_new()) != NULL)
3298 {
3299 kssl_ctx_setstring(kctx, KSSL_SERVICE, KRB5SVC);
3300 kssl_ctx_setstring(kctx, KSSL_KEYTAB, KRB5KEYTAB);
3301 }
3302 #endif /* OPENSSL_NO_KRB5 */
3303 if(context) SSL_set_session_id_context(con, context,
3304 strlen((char *)context));
3305
3306 sbio=BIO_new_socket(s,BIO_NOCLOSE);
3307 SSL_set_bio(con,sbio,sbio);
3308 SSL_set_accept_state(con);
3309
3310 BIO_set_ssl(ssl_bio,con,BIO_CLOSE);
3311 BIO_push(io,ssl_bio);
3312 #ifdef CHARSET_EBCDIC
3313 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()),io);
3314 #endif
3315
3316 if (s_debug)
3317 {
3318 SSL_set_debug(con, 1);
3319 BIO_set_callback(SSL_get_rbio(con),bio_dump_callback);
3320 BIO_set_callback_arg(SSL_get_rbio(con),(char *)bio_s_out);
3321 }
3322 if (s_msg)
3323 {
3324 #ifndef OPENSSL_NO_SSL_TRACE
3325 if (s_msg == 2)
3326 SSL_set_msg_callback(con, SSL_trace);
3327 else
3328 #endif
3329 SSL_set_msg_callback(con, msg_cb);
3330 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
3331 }
3332
3333 for (;;)
3334 {
3335 i = BIO_do_handshake(io);
3336 if (i > 0)
3337 break;
3338 if (!BIO_should_retry(io))
3339 {
3340 BIO_puts(bio_err, "CONNECTION FAILURE\n");
3341 ERR_print_errors(bio_err);
3342 goto end;
3343 }
3344 }
3345 BIO_printf(bio_err, "CONNECTION ESTABLISHED\n");
3346 print_ssl_summary(bio_err, con);
3347
3348 for (;;)
3349 {
3350 i=BIO_gets(io,buf,bufsize-1);
3351 if (i < 0) /* error */
3352 {
3353 if (!BIO_should_retry(io))
3354 {
3355 if (!s_quiet)
3356 ERR_print_errors(bio_err);
3357 goto err;
3358 }
3359 else
3360 {
3361 BIO_printf(bio_s_out,"read R BLOCK\n");
3362 #if defined(OPENSSL_SYS_NETWARE)
3363 delay(1000);
3364 #elif !defined(OPENSSL_SYS_MSDOS) && !defined(__DJGPP__)
3365 sleep(1);
3366 #endif
3367 continue;
3368 }
3369 }
3370 else if (i == 0) /* end of input */
3371 {
3372 ret=1;
3373 BIO_printf(bio_err, "CONNECTION CLOSED\n");
3374 goto end;
3375 }
3376 else
3377 {
3378 char *p = buf + i - 1;
3379 while(i && (*p == '\n' || *p == '\r'))
3380 {
3381 p--;
3382 i--;
3383 }
3384 if (!s_ign_eof && i == 5 && !strncmp(buf, "CLOSE", 5))
3385 {
3386 ret = 1;
3387 BIO_printf(bio_err, "CONNECTION CLOSED\n");
3388 goto end;
3389 }
3390 BUF_reverse((unsigned char *)buf, NULL, i);
3391 buf[i] = '\n';
3392 BIO_write(io, buf, i + 1);
3393 for (;;)
3394 {
3395 i = BIO_flush(io);
3396 if (i > 0)
3397 break;
3398 if (!BIO_should_retry(io))
3399 goto end;
3400 }
3401 }
3402 }
3403 end:
3404 /* make sure we re-use sessions */
3405 SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN);
3406
3407 err:
3408
3409 if (buf != NULL) OPENSSL_free(buf);
3410 if (io != NULL) BIO_free_all(io);
3411 return(ret);
3412 }
3413
3414 #ifndef OPENSSL_NO_RSA
3415 static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength)
3416 {
3417 BIGNUM *bn = NULL;
3418 static RSA *rsa_tmp=NULL;
3419
3420 if (!rsa_tmp && ((bn = BN_new()) == NULL))
3421 BIO_printf(bio_err,"Allocation error in generating RSA key\n");
3422 if (!rsa_tmp && bn)
3423 {
3424 if (!s_quiet)
3425 {
3426 BIO_printf(bio_err,"Generating temp (%d bit) RSA key...",keylength);
3427 (void)BIO_flush(bio_err);
3428 }
3429 if(!BN_set_word(bn, RSA_F4) || ((rsa_tmp = RSA_new()) == NULL) ||
3430 !RSA_generate_key_ex(rsa_tmp, keylength, bn, NULL))
3431 {
3432 if(rsa_tmp) RSA_free(rsa_tmp);
3433 rsa_tmp = NULL;
3434 }
3435 if (!s_quiet)
3436 {
3437 BIO_printf(bio_err,"\n");
3438 (void)BIO_flush(bio_err);
3439 }
3440 BN_free(bn);
3441 }
3442 return(rsa_tmp);
3443 }
3444 #endif
3445
3446 #define MAX_SESSION_ID_ATTEMPTS 10
3447 static int generate_session_id(const SSL *ssl, unsigned char *id,
3448 unsigned int *id_len)
3449 {
3450 unsigned int count = 0;
3451 do {
3452 RAND_pseudo_bytes(id, *id_len);
3453 /* Prefix the session_id with the required prefix. NB: If our
3454 * prefix is too long, clip it - but there will be worse effects
3455 * anyway, eg. the server could only possibly create 1 session
3456 * ID (ie. the prefix!) so all future session negotiations will
3457 * fail due to conflicts. */
3458 memcpy(id, session_id_prefix,
3459 (strlen(session_id_prefix) < *id_len) ?
3460 strlen(session_id_prefix) : *id_len);
3461 }
3462 while(SSL_has_matching_session_id(ssl, id, *id_len) &&
3463 (++count < MAX_SESSION_ID_ATTEMPTS));
3464 if(count >= MAX_SESSION_ID_ATTEMPTS)
3465 return 0;
3466 return 1;
3467 }
3468
3469 /* By default s_server uses an in-memory cache which caches SSL_SESSION
3470 * structures without any serialisation. This hides some bugs which only
3471 * become apparent in deployed servers. By implementing a basic external
3472 * session cache some issues can be debugged using s_server.
3473 */
3474
3475 typedef struct simple_ssl_session_st
3476 {
3477 unsigned char *id;
3478 unsigned int idlen;
3479 unsigned char *der;
3480 int derlen;
3481 struct simple_ssl_session_st *next;
3482 } simple_ssl_session;
3483
3484 static simple_ssl_session *first = NULL;
3485
3486 static int add_session(SSL *ssl, SSL_SESSION *session)
3487 {
3488 simple_ssl_session *sess;
3489 unsigned char *p;
3490
3491 sess = OPENSSL_malloc(sizeof(simple_ssl_session));
3492
3493 SSL_SESSION_get_id(session, &sess->idlen);
3494 sess->derlen = i2d_SSL_SESSION(session, NULL);
3495
3496 sess->id = BUF_memdup(SSL_SESSION_get_id(session, NULL), sess->idlen);
3497
3498 sess->der = OPENSSL_malloc(sess->derlen);
3499 p = sess->der;
3500 i2d_SSL_SESSION(session, &p);
3501
3502 sess->next = first;
3503 first = sess;
3504 BIO_printf(bio_err, "New session added to external cache\n");
3505 return 0;
3506 }
3507
3508 static SSL_SESSION *get_session(SSL *ssl, unsigned char *id, int idlen,
3509 int *do_copy)
3510 {
3511 simple_ssl_session *sess;
3512 *do_copy = 0;
3513 for (sess = first; sess; sess = sess->next)
3514 {
3515 if (idlen == (int)sess->idlen && !memcmp(sess->id, id, idlen))
3516 {
3517 const unsigned char *p = sess->der;
3518 BIO_printf(bio_err, "Lookup session: cache hit\n");
3519 return d2i_SSL_SESSION(NULL, &p, sess->derlen);
3520 }
3521 }
3522 BIO_printf(bio_err, "Lookup session: cache miss\n");
3523 return NULL;
3524 }
3525
3526 static void del_session(SSL_CTX *sctx, SSL_SESSION *session)
3527 {
3528 simple_ssl_session *sess, *prev = NULL;
3529 const unsigned char *id;
3530 unsigned int idlen;
3531 id = SSL_SESSION_get_id(session, &idlen);
3532 for (sess = first; sess; sess = sess->next)
3533 {
3534 if (idlen == sess->idlen && !memcmp(sess->id, id, idlen))
3535 {
3536 if(prev)
3537 prev->next = sess->next;
3538 else
3539 first = sess->next;
3540 OPENSSL_free(sess->id);
3541 OPENSSL_free(sess->der);
3542 OPENSSL_free(sess);
3543 return;
3544 }
3545 prev = sess;
3546 }
3547 }
3548
3549 static void init_session_cache_ctx(SSL_CTX *sctx)
3550 {
3551 SSL_CTX_set_session_cache_mode(sctx,
3552 SSL_SESS_CACHE_NO_INTERNAL|SSL_SESS_CACHE_SERVER);
3553 SSL_CTX_sess_set_new_cb(sctx, add_session);
3554 SSL_CTX_sess_set_get_cb(sctx, get_session);
3555 SSL_CTX_sess_set_remove_cb(sctx, del_session);
3556 }
3557
3558 static void free_sessions(void)
3559 {
3560 simple_ssl_session *sess, *tsess;
3561 for (sess = first; sess;)
3562 {
3563 OPENSSL_free(sess->id);
3564 OPENSSL_free(sess->der);
3565 tsess = sess;
3566 sess = sess->next;
3567 OPENSSL_free(tsess);
3568 }
3569 first = NULL;
3570 }
3571
3572 #ifndef OPENSSL_NO_TLSEXT
3573 static int authz_tlsext_cb(SSL *s, unsigned short ext_type,
3574 const unsigned char *in,
3575 unsigned short inlen, int *al,
3576 void *arg)
3577 {
3578 if (TLSEXT_TYPE_server_authz == ext_type)
3579 client_provided_server_authz
3580 = memchr(in, TLSEXT_AUTHZDATAFORMAT_dtcp, inlen) != NULL;
3581
3582 if (TLSEXT_TYPE_client_authz == ext_type)
3583 client_provided_client_authz
3584 = memchr(in, TLSEXT_AUTHZDATAFORMAT_dtcp, inlen) != NULL;
3585
3586 return 1;
3587 }
3588
3589 static int authz_tlsext_generate_cb(SSL *s, unsigned short ext_type,
3590 const unsigned char **out, unsigned short *outlen,
3591 void *arg)
3592 {
3593 if (c_auth && client_provided_client_authz && client_provided_server_authz)
3594 {
3595 /*if auth_require_reneg flag is set, only send extensions if
3596 renegotiation has occurred */
3597 if (!c_auth_require_reneg
3598 || (c_auth_require_reneg && SSL_num_renegotiations(s)))
3599 {
3600 *out = auth_ext_data;
3601 *outlen = 1;
3602 return 1;
3603 }
3604 }
3605 /* no auth extension to send */
3606 return -1;
3607 }
3608
3609 static int suppdata_cb(SSL *s, unsigned short supp_data_type,
3610 const unsigned char *in,
3611 unsigned short inlen, int *al,
3612 void *arg)
3613 {
3614 if (supp_data_type == TLSEXT_SUPPLEMENTALDATATYPE_authz_data)
3615 {
3616 most_recent_supplemental_data = in;
3617 most_recent_supplemental_data_length = inlen;
3618 }
3619 return 1;
3620 }
3621
3622 static int auth_suppdata_generate_cb(SSL *s, unsigned short supp_data_type,
3623 const unsigned char **out,
3624 unsigned short *outlen, void *arg)
3625 {
3626 if (c_auth && client_provided_client_authz && client_provided_server_authz)
3627 {
3628 /*if auth_require_reneg flag is set, only send supplemental data if
3629 renegotiation has occurred */
3630 if (!c_auth_require_reneg
3631 || (c_auth_require_reneg && SSL_num_renegotiations(s)))
3632 {
3633 generated_supp_data = OPENSSL_malloc(10);
3634 memcpy(generated_supp_data, "1234512345", 10);
3635 *out = generated_supp_data;
3636 *outlen = 10;
3637 return 1;
3638 }
3639 }
3640 /* no supplemental data to send */
3641 return -1;
3642 }
3643 #endif
3644
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