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add TLS v1.1 options to s_server
[thirdparty/openssl.git] / apps / s_server.c
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 #include "s_apps.h"
190 #include "timeouts.h"
191
192 #if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000)
193 /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */
194 #undef FIONBIO
195 #endif
196
197 #if defined(OPENSSL_SYS_BEOS_R5)
198 #include <fcntl.h>
199 #endif
200
201 #ifndef OPENSSL_NO_RSA
202 static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength);
203 #endif
204 static int not_resumable_sess_cb(SSL *s, int is_forward_secure);
205 static int sv_body(char *hostname, int s, unsigned char *context);
206 static int www_body(char *hostname, int s, unsigned char *context);
207 static void close_accept_socket(void );
208 static void sv_usage(void);
209 static int init_ssl_connection(SSL *s);
210 static void print_stats(BIO *bp,SSL_CTX *ctx);
211 static int generate_session_id(const SSL *ssl, unsigned char *id,
212 unsigned int *id_len);
213 static void init_session_cache_ctx(SSL_CTX *sctx);
214 static void free_sessions(void);
215 #ifndef OPENSSL_NO_DH
216 static DH *load_dh_param(const char *dhfile);
217 static DH *get_dh512(void);
218 #endif
219
220 #ifdef MONOLITH
221 static void s_server_init(void);
222 #endif
223
224 #ifndef OPENSSL_NO_DH
225 static unsigned char dh512_p[]={
226 0xDA,0x58,0x3C,0x16,0xD9,0x85,0x22,0x89,0xD0,0xE4,0xAF,0x75,
227 0x6F,0x4C,0xCA,0x92,0xDD,0x4B,0xE5,0x33,0xB8,0x04,0xFB,0x0F,
228 0xED,0x94,0xEF,0x9C,0x8A,0x44,0x03,0xED,0x57,0x46,0x50,0xD3,
229 0x69,0x99,0xDB,0x29,0xD7,0x76,0x27,0x6B,0xA2,0xD3,0xD4,0x12,
230 0xE2,0x18,0xF4,0xDD,0x1E,0x08,0x4C,0xF6,0xD8,0x00,0x3E,0x7C,
231 0x47,0x74,0xE8,0x33,
232 };
233 static unsigned char dh512_g[]={
234 0x02,
235 };
236
237 static DH *get_dh512(void)
238 {
239 DH *dh=NULL;
240
241 if ((dh=DH_new()) == NULL) return(NULL);
242 dh->p=BN_bin2bn(dh512_p,sizeof(dh512_p),NULL);
243 dh->g=BN_bin2bn(dh512_g,sizeof(dh512_g),NULL);
244 if ((dh->p == NULL) || (dh->g == NULL))
245 return(NULL);
246 return(dh);
247 }
248 #endif
249
250
251 /* static int load_CA(SSL_CTX *ctx, char *file);*/
252
253 #undef BUFSIZZ
254 #define BUFSIZZ 16*1024
255 static int bufsize=BUFSIZZ;
256 static int accept_socket= -1;
257
258 #define TEST_CERT "server.pem"
259 #ifndef OPENSSL_NO_TLSEXT
260 #define TEST_CERT2 "server2.pem"
261 #endif
262 #undef PROG
263 #define PROG s_server_main
264
265 extern int verify_depth, verify_return_error;
266
267 static char *cipher=NULL;
268 static int s_server_verify=SSL_VERIFY_NONE;
269 static int s_server_session_id_context = 1; /* anything will do */
270 static const char *s_cert_file=TEST_CERT,*s_key_file=NULL;
271 #ifndef OPENSSL_NO_TLSEXT
272 static const char *s_cert_file2=TEST_CERT2,*s_key_file2=NULL;
273 #endif
274 static char *s_dcert_file=NULL,*s_dkey_file=NULL;
275 #ifdef FIONBIO
276 static int s_nbio=0;
277 #endif
278 static int s_nbio_test=0;
279 int s_crlf=0;
280 static SSL_CTX *ctx=NULL;
281 #ifndef OPENSSL_NO_TLSEXT
282 static SSL_CTX *ctx2=NULL;
283 #endif
284 static int www=0;
285
286 static BIO *bio_s_out=NULL;
287 static int s_debug=0;
288 #ifndef OPENSSL_NO_TLSEXT
289 static int s_tlsextdebug=0;
290 static int s_tlsextstatus=0;
291 static int cert_status_cb(SSL *s, void *arg);
292 #endif
293 static int no_resume_ephemeral = 0;
294 static int s_msg=0;
295 static int s_quiet=0;
296
297 static int hack=0;
298 #ifndef OPENSSL_NO_ENGINE
299 static char *engine_id=NULL;
300 #endif
301 static const char *session_id_prefix=NULL;
302
303 static int enable_timeouts = 0;
304 static long socket_mtu;
305 #ifndef OPENSSL_NO_DTLS1
306 static int cert_chain = 0;
307 #endif
308
309 #ifndef OPENSSL_NO_PSK
310 static char *psk_identity="Client_identity";
311 char *psk_key=NULL; /* by default PSK is not used */
312
313 static unsigned int psk_server_cb(SSL *ssl, const char *identity,
314 unsigned char *psk, unsigned int max_psk_len)
315 {
316 unsigned int psk_len = 0;
317 int ret;
318 BIGNUM *bn = NULL;
319
320 if (s_debug)
321 BIO_printf(bio_s_out,"psk_server_cb\n");
322 if (!identity)
323 {
324 BIO_printf(bio_err,"Error: client did not send PSK identity\n");
325 goto out_err;
326 }
327 if (s_debug)
328 BIO_printf(bio_s_out,"identity_len=%d identity=%s\n",
329 identity ? (int)strlen(identity) : 0, identity);
330
331 /* here we could lookup the given identity e.g. from a database */
332 if (strcmp(identity, psk_identity) != 0)
333 {
334 BIO_printf(bio_s_out, "PSK error: client identity not found"
335 " (got '%s' expected '%s')\n", identity,
336 psk_identity);
337 goto out_err;
338 }
339 if (s_debug)
340 BIO_printf(bio_s_out, "PSK client identity found\n");
341
342 /* convert the PSK key to binary */
343 ret = BN_hex2bn(&bn, psk_key);
344 if (!ret)
345 {
346 BIO_printf(bio_err,"Could not convert PSK key '%s' to BIGNUM\n", psk_key);
347 if (bn)
348 BN_free(bn);
349 return 0;
350 }
351 if (BN_num_bytes(bn) > (int)max_psk_len)
352 {
353 BIO_printf(bio_err,"psk buffer of callback is too small (%d) for key (%d)\n",
354 max_psk_len, BN_num_bytes(bn));
355 BN_free(bn);
356 return 0;
357 }
358
359 ret = BN_bn2bin(bn, psk);
360 BN_free(bn);
361
362 if (ret < 0)
363 goto out_err;
364 psk_len = (unsigned int)ret;
365
366 if (s_debug)
367 BIO_printf(bio_s_out, "fetched PSK len=%d\n", psk_len);
368 return psk_len;
369 out_err:
370 if (s_debug)
371 BIO_printf(bio_err, "Error in PSK server callback\n");
372 return 0;
373 }
374 #endif
375
376 #ifdef MONOLITH
377 static void s_server_init(void)
378 {
379 accept_socket=-1;
380 cipher=NULL;
381 s_server_verify=SSL_VERIFY_NONE;
382 s_dcert_file=NULL;
383 s_dkey_file=NULL;
384 s_cert_file=TEST_CERT;
385 s_key_file=NULL;
386 #ifndef OPENSSL_NO_TLSEXT
387 s_cert_file2=TEST_CERT2;
388 s_key_file2=NULL;
389 ctx2=NULL;
390 #endif
391 #ifdef FIONBIO
392 s_nbio=0;
393 #endif
394 s_nbio_test=0;
395 ctx=NULL;
396 www=0;
397
398 bio_s_out=NULL;
399 s_debug=0;
400 s_msg=0;
401 s_quiet=0;
402 hack=0;
403 #ifndef OPENSSL_NO_ENGINE
404 engine_id=NULL;
405 #endif
406 }
407 #endif
408
409 static void sv_usage(void)
410 {
411 BIO_printf(bio_err,"usage: s_server [args ...]\n");
412 BIO_printf(bio_err,"\n");
413 BIO_printf(bio_err," -accept arg - port to accept on (default is %d)\n",PORT);
414 BIO_printf(bio_err," -context arg - set session ID context\n");
415 BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n");
416 BIO_printf(bio_err," -Verify arg - turn on peer certificate verification, must have a cert.\n");
417 BIO_printf(bio_err," -cert arg - certificate file to use\n");
418 BIO_printf(bio_err," (default is %s)\n",TEST_CERT);
419 BIO_printf(bio_err," -crl_check - check the peer certificate has not been revoked by its CA.\n" \
420 " The CRL(s) are appended to the certificate file\n");
421 BIO_printf(bio_err," -crl_check_all - check the peer certificate has not been revoked by its CA\n" \
422 " or any other CRL in the CA chain. CRL(s) are appened to the\n" \
423 " the certificate file.\n");
424 BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n");
425 BIO_printf(bio_err," -key arg - Private Key file to use, in cert file if\n");
426 BIO_printf(bio_err," not specified (default is %s)\n",TEST_CERT);
427 BIO_printf(bio_err," -keyform arg - key format (PEM, DER or ENGINE) PEM default\n");
428 BIO_printf(bio_err," -pass arg - private key file pass phrase source\n");
429 BIO_printf(bio_err," -dcert arg - second certificate file to use (usually for DSA)\n");
430 BIO_printf(bio_err," -dcertform x - second certificate format (PEM or DER) PEM default\n");
431 BIO_printf(bio_err," -dkey arg - second private key file to use (usually for DSA)\n");
432 BIO_printf(bio_err," -dkeyform arg - second key format (PEM, DER or ENGINE) PEM default\n");
433 BIO_printf(bio_err," -dpass arg - second private key file pass phrase source\n");
434 BIO_printf(bio_err," -dhparam arg - DH parameter file to use, in cert file if not specified\n");
435 BIO_printf(bio_err," or a default set of parameters is used\n");
436 #ifndef OPENSSL_NO_ECDH
437 BIO_printf(bio_err," -named_curve arg - Elliptic curve name to use for ephemeral ECDH keys.\n" \
438 " Use \"openssl ecparam -list_curves\" for all names\n" \
439 " (default is nistp256).\n");
440 #endif
441 #ifdef FIONBIO
442 BIO_printf(bio_err," -nbio - Run with non-blocking IO\n");
443 #endif
444 BIO_printf(bio_err," -nbio_test - test with the non-blocking test bio\n");
445 BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n");
446 BIO_printf(bio_err," -debug - Print more output\n");
447 BIO_printf(bio_err," -msg - Show protocol messages\n");
448 BIO_printf(bio_err," -state - Print the SSL states\n");
449 BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n");
450 BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n");
451 BIO_printf(bio_err," -nocert - Don't use any certificates (Anon-DH)\n");
452 BIO_printf(bio_err," -cipher arg - play with 'openssl ciphers' to see what goes here\n");
453 BIO_printf(bio_err," -serverpref - Use server's cipher preferences\n");
454 BIO_printf(bio_err," -quiet - No server output\n");
455 BIO_printf(bio_err," -no_tmp_rsa - Do not generate a tmp RSA key\n");
456 #ifndef OPENSSL_NO_PSK
457 BIO_printf(bio_err," -psk_hint arg - PSK identity hint to use\n");
458 BIO_printf(bio_err," -psk arg - PSK in hex (without 0x)\n");
459 # ifndef OPENSSL_NO_JPAKE
460 BIO_printf(bio_err," -jpake arg - JPAKE secret to use\n");
461 # endif
462 #endif
463 BIO_printf(bio_err," -ssl2 - Just talk SSLv2\n");
464 BIO_printf(bio_err," -ssl3 - Just talk SSLv3\n");
465 BIO_printf(bio_err," -tls1_1 - Just talk TLSv1_1\n");
466 BIO_printf(bio_err," -tls1 - Just talk TLSv1\n");
467 BIO_printf(bio_err," -dtls1 - Just talk DTLSv1\n");
468 BIO_printf(bio_err," -timeout - Enable timeouts\n");
469 BIO_printf(bio_err," -mtu - Set link layer MTU\n");
470 BIO_printf(bio_err," -chain - Read a certificate chain\n");
471 BIO_printf(bio_err," -no_ssl2 - Just disable SSLv2\n");
472 BIO_printf(bio_err," -no_ssl3 - Just disable SSLv3\n");
473 BIO_printf(bio_err," -no_tls1 - Just disable TLSv1\n");
474 BIO_printf(bio_err," -no_tls1_1 - Just disable TLSv1.1\n");
475 #ifndef OPENSSL_NO_DH
476 BIO_printf(bio_err," -no_dhe - Disable ephemeral DH\n");
477 #endif
478 #ifndef OPENSSL_NO_ECDH
479 BIO_printf(bio_err," -no_ecdhe - Disable ephemeral ECDH\n");
480 #endif
481 BIO_printf(bio_err, "-no_resume_ephemeral - Disable caching and tickets if ephemeral (EC)DH is used\n");
482 BIO_printf(bio_err," -bugs - Turn on SSL bug compatibility\n");
483 BIO_printf(bio_err," -www - Respond to a 'GET /' with a status page\n");
484 BIO_printf(bio_err," -WWW - Respond to a 'GET /<path> HTTP/1.0' with file ./<path>\n");
485 BIO_printf(bio_err," -HTTP - Respond to a 'GET /<path> HTTP/1.0' with file ./<path>\n");
486 BIO_printf(bio_err," with the assumption it contains a complete HTTP response.\n");
487 #ifndef OPENSSL_NO_ENGINE
488 BIO_printf(bio_err," -engine id - Initialise and use the specified engine\n");
489 #endif
490 BIO_printf(bio_err," -id_prefix arg - Generate SSL/TLS session IDs prefixed by 'arg'\n");
491 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
492 #ifndef OPENSSL_NO_TLSEXT
493 BIO_printf(bio_err," -servername host - servername for HostName TLS extension\n");
494 BIO_printf(bio_err," -servername_fatal - on mismatch send fatal alert (default warning alert)\n");
495 BIO_printf(bio_err," -cert2 arg - certificate file to use for servername\n");
496 BIO_printf(bio_err," (default is %s)\n",TEST_CERT2);
497 BIO_printf(bio_err," -key2 arg - Private Key file to use for servername, in cert file if\n");
498 BIO_printf(bio_err," not specified (default is %s)\n",TEST_CERT2);
499 BIO_printf(bio_err," -tlsextdebug - hex dump of all TLS extensions received\n");
500 BIO_printf(bio_err," -no_ticket - disable use of RFC4507bis session tickets\n");
501 BIO_printf(bio_err," -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n");
502 # ifndef OPENSSL_NO_NEXTPROTONEG
503 BIO_printf(bio_err," -nextprotoneg arg - set the advertised protocols for the NPN extension (comma-separated list)\n");
504 # endif
505 #endif
506 }
507
508 static int local_argc=0;
509 static char **local_argv;
510
511 #ifdef CHARSET_EBCDIC
512 static int ebcdic_new(BIO *bi);
513 static int ebcdic_free(BIO *a);
514 static int ebcdic_read(BIO *b, char *out, int outl);
515 static int ebcdic_write(BIO *b, const char *in, int inl);
516 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr);
517 static int ebcdic_gets(BIO *bp, char *buf, int size);
518 static int ebcdic_puts(BIO *bp, const char *str);
519
520 #define BIO_TYPE_EBCDIC_FILTER (18|0x0200)
521 static BIO_METHOD methods_ebcdic=
522 {
523 BIO_TYPE_EBCDIC_FILTER,
524 "EBCDIC/ASCII filter",
525 ebcdic_write,
526 ebcdic_read,
527 ebcdic_puts,
528 ebcdic_gets,
529 ebcdic_ctrl,
530 ebcdic_new,
531 ebcdic_free,
532 };
533
534 typedef struct
535 {
536 size_t alloced;
537 char buff[1];
538 } EBCDIC_OUTBUFF;
539
540 BIO_METHOD *BIO_f_ebcdic_filter()
541 {
542 return(&methods_ebcdic);
543 }
544
545 static int ebcdic_new(BIO *bi)
546 {
547 EBCDIC_OUTBUFF *wbuf;
548
549 wbuf = (EBCDIC_OUTBUFF *)OPENSSL_malloc(sizeof(EBCDIC_OUTBUFF) + 1024);
550 wbuf->alloced = 1024;
551 wbuf->buff[0] = '\0';
552
553 bi->ptr=(char *)wbuf;
554 bi->init=1;
555 bi->flags=0;
556 return(1);
557 }
558
559 static int ebcdic_free(BIO *a)
560 {
561 if (a == NULL) return(0);
562 if (a->ptr != NULL)
563 OPENSSL_free(a->ptr);
564 a->ptr=NULL;
565 a->init=0;
566 a->flags=0;
567 return(1);
568 }
569
570 static int ebcdic_read(BIO *b, char *out, int outl)
571 {
572 int ret=0;
573
574 if (out == NULL || outl == 0) return(0);
575 if (b->next_bio == NULL) return(0);
576
577 ret=BIO_read(b->next_bio,out,outl);
578 if (ret > 0)
579 ascii2ebcdic(out,out,ret);
580 return(ret);
581 }
582
583 static int ebcdic_write(BIO *b, const char *in, int inl)
584 {
585 EBCDIC_OUTBUFF *wbuf;
586 int ret=0;
587 int num;
588 unsigned char n;
589
590 if ((in == NULL) || (inl <= 0)) return(0);
591 if (b->next_bio == NULL) return(0);
592
593 wbuf=(EBCDIC_OUTBUFF *)b->ptr;
594
595 if (inl > (num = wbuf->alloced))
596 {
597 num = num + num; /* double the size */
598 if (num < inl)
599 num = inl;
600 OPENSSL_free(wbuf);
601 wbuf=(EBCDIC_OUTBUFF *)OPENSSL_malloc(sizeof(EBCDIC_OUTBUFF) + num);
602
603 wbuf->alloced = num;
604 wbuf->buff[0] = '\0';
605
606 b->ptr=(char *)wbuf;
607 }
608
609 ebcdic2ascii(wbuf->buff, in, inl);
610
611 ret=BIO_write(b->next_bio, wbuf->buff, inl);
612
613 return(ret);
614 }
615
616 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr)
617 {
618 long ret;
619
620 if (b->next_bio == NULL) return(0);
621 switch (cmd)
622 {
623 case BIO_CTRL_DUP:
624 ret=0L;
625 break;
626 default:
627 ret=BIO_ctrl(b->next_bio,cmd,num,ptr);
628 break;
629 }
630 return(ret);
631 }
632
633 static int ebcdic_gets(BIO *bp, char *buf, int size)
634 {
635 int i, ret=0;
636 if (bp->next_bio == NULL) return(0);
637 /* return(BIO_gets(bp->next_bio,buf,size));*/
638 for (i=0; i<size-1; ++i)
639 {
640 ret = ebcdic_read(bp,&buf[i],1);
641 if (ret <= 0)
642 break;
643 else if (buf[i] == '\n')
644 {
645 ++i;
646 break;
647 }
648 }
649 if (i < size)
650 buf[i] = '\0';
651 return (ret < 0 && i == 0) ? ret : i;
652 }
653
654 static int ebcdic_puts(BIO *bp, const char *str)
655 {
656 if (bp->next_bio == NULL) return(0);
657 return ebcdic_write(bp, str, strlen(str));
658 }
659 #endif
660
661 #ifndef OPENSSL_NO_TLSEXT
662
663 /* This is a context that we pass to callbacks */
664 typedef struct tlsextctx_st {
665 char * servername;
666 BIO * biodebug;
667 int extension_error;
668 } tlsextctx;
669
670
671 static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg)
672 {
673 tlsextctx * p = (tlsextctx *) arg;
674 const char * servername = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
675 if (servername && p->biodebug)
676 BIO_printf(p->biodebug,"Hostname in TLS extension: \"%s\"\n",servername);
677
678 if (!p->servername)
679 return SSL_TLSEXT_ERR_NOACK;
680
681 if (servername)
682 {
683 if (strcmp(servername,p->servername))
684 return p->extension_error;
685 if (ctx2)
686 {
687 BIO_printf(p->biodebug,"Switching server context.\n");
688 SSL_set_SSL_CTX(s,ctx2);
689 }
690 }
691 return SSL_TLSEXT_ERR_OK;
692 }
693
694 /* Structure passed to cert status callback */
695
696 typedef struct tlsextstatusctx_st {
697 /* Default responder to use */
698 char *host, *path, *port;
699 int use_ssl;
700 int timeout;
701 BIO *err;
702 int verbose;
703 } tlsextstatusctx;
704
705 static tlsextstatusctx tlscstatp = {NULL, NULL, NULL, 0, -1, NULL, 0};
706
707 /* Certificate Status callback. This is called when a client includes a
708 * certificate status request extension.
709 *
710 * This is a simplified version. It examines certificates each time and
711 * makes one OCSP responder query for each request.
712 *
713 * A full version would store details such as the OCSP certificate IDs and
714 * minimise the number of OCSP responses by caching them until they were
715 * considered "expired".
716 */
717
718 static int cert_status_cb(SSL *s, void *arg)
719 {
720 tlsextstatusctx *srctx = arg;
721 BIO *err = srctx->err;
722 char *host, *port, *path;
723 int use_ssl;
724 unsigned char *rspder = NULL;
725 int rspderlen;
726 STACK_OF(OPENSSL_STRING) *aia = NULL;
727 X509 *x = NULL;
728 X509_STORE_CTX inctx;
729 X509_OBJECT obj;
730 OCSP_REQUEST *req = NULL;
731 OCSP_RESPONSE *resp = NULL;
732 OCSP_CERTID *id = NULL;
733 STACK_OF(X509_EXTENSION) *exts;
734 int ret = SSL_TLSEXT_ERR_NOACK;
735 int i;
736 #if 0
737 STACK_OF(OCSP_RESPID) *ids;
738 SSL_get_tlsext_status_ids(s, &ids);
739 BIO_printf(err, "cert_status: received %d ids\n", sk_OCSP_RESPID_num(ids));
740 #endif
741 if (srctx->verbose)
742 BIO_puts(err, "cert_status: callback called\n");
743 /* Build up OCSP query from server certificate */
744 x = SSL_get_certificate(s);
745 aia = X509_get1_ocsp(x);
746 if (aia)
747 {
748 if (!OCSP_parse_url(sk_OPENSSL_STRING_value(aia, 0),
749 &host, &port, &path, &use_ssl))
750 {
751 BIO_puts(err, "cert_status: can't parse AIA URL\n");
752 goto err;
753 }
754 if (srctx->verbose)
755 BIO_printf(err, "cert_status: AIA URL: %s\n",
756 sk_OPENSSL_STRING_value(aia, 0));
757 }
758 else
759 {
760 if (!srctx->host)
761 {
762 BIO_puts(srctx->err, "cert_status: no AIA and no default responder URL\n");
763 goto done;
764 }
765 host = srctx->host;
766 path = srctx->path;
767 port = srctx->port;
768 use_ssl = srctx->use_ssl;
769 }
770
771 if (!X509_STORE_CTX_init(&inctx,
772 SSL_CTX_get_cert_store(SSL_get_SSL_CTX(s)),
773 NULL, NULL))
774 goto err;
775 if (X509_STORE_get_by_subject(&inctx,X509_LU_X509,
776 X509_get_issuer_name(x),&obj) <= 0)
777 {
778 BIO_puts(err, "cert_status: Can't retrieve issuer certificate.\n");
779 X509_STORE_CTX_cleanup(&inctx);
780 goto done;
781 }
782 req = OCSP_REQUEST_new();
783 if (!req)
784 goto err;
785 id = OCSP_cert_to_id(NULL, x, obj.data.x509);
786 X509_free(obj.data.x509);
787 X509_STORE_CTX_cleanup(&inctx);
788 if (!id)
789 goto err;
790 if (!OCSP_request_add0_id(req, id))
791 goto err;
792 id = NULL;
793 /* Add any extensions to the request */
794 SSL_get_tlsext_status_exts(s, &exts);
795 for (i = 0; i < sk_X509_EXTENSION_num(exts); i++)
796 {
797 X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i);
798 if (!OCSP_REQUEST_add_ext(req, ext, -1))
799 goto err;
800 }
801 resp = process_responder(err, req, host, path, port, use_ssl, NULL,
802 srctx->timeout);
803 if (!resp)
804 {
805 BIO_puts(err, "cert_status: error querying responder\n");
806 goto done;
807 }
808 rspderlen = i2d_OCSP_RESPONSE(resp, &rspder);
809 if (rspderlen <= 0)
810 goto err;
811 SSL_set_tlsext_status_ocsp_resp(s, rspder, rspderlen);
812 if (srctx->verbose)
813 {
814 BIO_puts(err, "cert_status: ocsp response sent:\n");
815 OCSP_RESPONSE_print(err, resp, 2);
816 }
817 ret = SSL_TLSEXT_ERR_OK;
818 done:
819 if (ret != SSL_TLSEXT_ERR_OK)
820 ERR_print_errors(err);
821 if (aia)
822 {
823 OPENSSL_free(host);
824 OPENSSL_free(path);
825 OPENSSL_free(port);
826 X509_email_free(aia);
827 }
828 if (id)
829 OCSP_CERTID_free(id);
830 if (req)
831 OCSP_REQUEST_free(req);
832 if (resp)
833 OCSP_RESPONSE_free(resp);
834 return ret;
835 err:
836 ret = SSL_TLSEXT_ERR_ALERT_FATAL;
837 goto done;
838 }
839
840 # ifndef OPENSSL_NO_NEXTPROTONEG
841 /* This is the context that we pass to next_proto_cb */
842 typedef struct tlsextnextprotoctx_st {
843 unsigned char *data;
844 unsigned int len;
845 } tlsextnextprotoctx;
846
847 static int next_proto_cb(SSL *s, const unsigned char **data, unsigned int *len, void *arg)
848 {
849 tlsextnextprotoctx *next_proto = arg;
850
851 *data = next_proto->data;
852 *len = next_proto->len;
853
854 return SSL_TLSEXT_ERR_OK;
855 }
856 # endif /* ndef OPENSSL_NO_NPN */
857 #endif
858
859 static int not_resumable_sess_cb(SSL *s, int is_forward_secure)
860 {
861 /* disable resumption for sessions with forward secure ciphers */
862 return is_forward_secure;
863 }
864
865 int MAIN(int, char **);
866
867 #ifndef OPENSSL_NO_JPAKE
868 static char *jpake_secret = NULL;
869 #endif
870
871 int MAIN(int argc, char *argv[])
872 {
873 X509_VERIFY_PARAM *vpm = NULL;
874 int badarg = 0;
875 short port=PORT;
876 char *CApath=NULL,*CAfile=NULL;
877 unsigned char *context = NULL;
878 char *dhfile = NULL;
879 #ifndef OPENSSL_NO_ECDH
880 char *named_curve = NULL;
881 #endif
882 int badop=0,bugs=0;
883 int ret=1;
884 int off=0;
885 int no_tmp_rsa=0,no_dhe=0,no_ecdhe=0,nocert=0;
886 int state=0;
887 const SSL_METHOD *meth=NULL;
888 int socket_type=SOCK_STREAM;
889 ENGINE *e=NULL;
890 char *inrand=NULL;
891 int s_cert_format = FORMAT_PEM, s_key_format = FORMAT_PEM;
892 char *passarg = NULL, *pass = NULL;
893 char *dpassarg = NULL, *dpass = NULL;
894 int s_dcert_format = FORMAT_PEM, s_dkey_format = FORMAT_PEM;
895 X509 *s_cert = NULL, *s_dcert = NULL;
896 EVP_PKEY *s_key = NULL, *s_dkey = NULL;
897 int no_cache = 0, ext_cache = 0;
898 #ifndef OPENSSL_NO_TLSEXT
899 EVP_PKEY *s_key2 = NULL;
900 X509 *s_cert2 = NULL;
901 #endif
902 #ifndef OPENSSL_NO_TLSEXT
903 tlsextctx tlsextcbp = {NULL, NULL, SSL_TLSEXT_ERR_ALERT_WARNING};
904 # ifndef OPENSSL_NO_NEXTPROTONEG
905 const char *next_proto_neg_in = NULL;
906 tlsextnextprotoctx next_proto;
907 # endif
908 #endif
909 #ifndef OPENSSL_NO_PSK
910 /* by default do not send a PSK identity hint */
911 static char *psk_identity_hint=NULL;
912 #endif
913 #if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
914 meth=SSLv23_server_method();
915 #elif !defined(OPENSSL_NO_SSL3)
916 meth=SSLv3_server_method();
917 #elif !defined(OPENSSL_NO_SSL2)
918 meth=SSLv2_server_method();
919 #endif
920
921 local_argc=argc;
922 local_argv=argv;
923
924 apps_startup();
925 #ifdef MONOLITH
926 s_server_init();
927 #endif
928
929 if (bio_err == NULL)
930 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
931
932 if (!load_config(bio_err, NULL))
933 goto end;
934
935 verify_depth=0;
936 #ifdef FIONBIO
937 s_nbio=0;
938 #endif
939 s_nbio_test=0;
940
941 argc--;
942 argv++;
943
944 while (argc >= 1)
945 {
946 if ((strcmp(*argv,"-port") == 0) ||
947 (strcmp(*argv,"-accept") == 0))
948 {
949 if (--argc < 1) goto bad;
950 if (!extract_port(*(++argv),&port))
951 goto bad;
952 }
953 else if (strcmp(*argv,"-verify") == 0)
954 {
955 s_server_verify=SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE;
956 if (--argc < 1) goto bad;
957 verify_depth=atoi(*(++argv));
958 BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
959 }
960 else if (strcmp(*argv,"-Verify") == 0)
961 {
962 s_server_verify=SSL_VERIFY_PEER|SSL_VERIFY_FAIL_IF_NO_PEER_CERT|
963 SSL_VERIFY_CLIENT_ONCE;
964 if (--argc < 1) goto bad;
965 verify_depth=atoi(*(++argv));
966 BIO_printf(bio_err,"verify depth is %d, must return a certificate\n",verify_depth);
967 }
968 else if (strcmp(*argv,"-context") == 0)
969 {
970 if (--argc < 1) goto bad;
971 context= (unsigned char *)*(++argv);
972 }
973 else if (strcmp(*argv,"-cert") == 0)
974 {
975 if (--argc < 1) goto bad;
976 s_cert_file= *(++argv);
977 }
978 else if (strcmp(*argv,"-certform") == 0)
979 {
980 if (--argc < 1) goto bad;
981 s_cert_format = str2fmt(*(++argv));
982 }
983 else if (strcmp(*argv,"-key") == 0)
984 {
985 if (--argc < 1) goto bad;
986 s_key_file= *(++argv);
987 }
988 else if (strcmp(*argv,"-keyform") == 0)
989 {
990 if (--argc < 1) goto bad;
991 s_key_format = str2fmt(*(++argv));
992 }
993 else if (strcmp(*argv,"-pass") == 0)
994 {
995 if (--argc < 1) goto bad;
996 passarg = *(++argv);
997 }
998 else if (strcmp(*argv,"-dhparam") == 0)
999 {
1000 if (--argc < 1) goto bad;
1001 dhfile = *(++argv);
1002 }
1003 #ifndef OPENSSL_NO_ECDH
1004 else if (strcmp(*argv,"-named_curve") == 0)
1005 {
1006 if (--argc < 1) goto bad;
1007 named_curve = *(++argv);
1008 }
1009 #endif
1010 else if (strcmp(*argv,"-dcertform") == 0)
1011 {
1012 if (--argc < 1) goto bad;
1013 s_dcert_format = str2fmt(*(++argv));
1014 }
1015 else if (strcmp(*argv,"-dcert") == 0)
1016 {
1017 if (--argc < 1) goto bad;
1018 s_dcert_file= *(++argv);
1019 }
1020 else if (strcmp(*argv,"-dkeyform") == 0)
1021 {
1022 if (--argc < 1) goto bad;
1023 s_dkey_format = str2fmt(*(++argv));
1024 }
1025 else if (strcmp(*argv,"-dpass") == 0)
1026 {
1027 if (--argc < 1) goto bad;
1028 dpassarg = *(++argv);
1029 }
1030 else if (strcmp(*argv,"-dkey") == 0)
1031 {
1032 if (--argc < 1) goto bad;
1033 s_dkey_file= *(++argv);
1034 }
1035 else if (strcmp(*argv,"-nocert") == 0)
1036 {
1037 nocert=1;
1038 }
1039 else if (strcmp(*argv,"-CApath") == 0)
1040 {
1041 if (--argc < 1) goto bad;
1042 CApath= *(++argv);
1043 }
1044 else if (strcmp(*argv,"-no_cache") == 0)
1045 no_cache = 1;
1046 else if (strcmp(*argv,"-ext_cache") == 0)
1047 ext_cache = 1;
1048 else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm))
1049 {
1050 if (badarg)
1051 goto bad;
1052 continue;
1053 }
1054 else if (strcmp(*argv,"-verify_return_error") == 0)
1055 verify_return_error = 1;
1056 else if (strcmp(*argv,"-serverpref") == 0)
1057 { off|=SSL_OP_CIPHER_SERVER_PREFERENCE; }
1058 else if (strcmp(*argv,"-legacy_renegotiation") == 0)
1059 off|=SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION;
1060 else if (strcmp(*argv,"-cipher") == 0)
1061 {
1062 if (--argc < 1) goto bad;
1063 cipher= *(++argv);
1064 }
1065 else if (strcmp(*argv,"-CAfile") == 0)
1066 {
1067 if (--argc < 1) goto bad;
1068 CAfile= *(++argv);
1069 }
1070 #ifdef FIONBIO
1071 else if (strcmp(*argv,"-nbio") == 0)
1072 { s_nbio=1; }
1073 #endif
1074 else if (strcmp(*argv,"-nbio_test") == 0)
1075 {
1076 #ifdef FIONBIO
1077 s_nbio=1;
1078 #endif
1079 s_nbio_test=1;
1080 }
1081 else if (strcmp(*argv,"-debug") == 0)
1082 { s_debug=1; }
1083 #ifndef OPENSSL_NO_TLSEXT
1084 else if (strcmp(*argv,"-tlsextdebug") == 0)
1085 s_tlsextdebug=1;
1086 else if (strcmp(*argv,"-status") == 0)
1087 s_tlsextstatus=1;
1088 else if (strcmp(*argv,"-status_verbose") == 0)
1089 {
1090 s_tlsextstatus=1;
1091 tlscstatp.verbose = 1;
1092 }
1093 else if (!strcmp(*argv, "-status_timeout"))
1094 {
1095 s_tlsextstatus=1;
1096 if (--argc < 1) goto bad;
1097 tlscstatp.timeout = atoi(*(++argv));
1098 }
1099 else if (!strcmp(*argv, "-status_url"))
1100 {
1101 s_tlsextstatus=1;
1102 if (--argc < 1) goto bad;
1103 if (!OCSP_parse_url(*(++argv),
1104 &tlscstatp.host,
1105 &tlscstatp.port,
1106 &tlscstatp.path,
1107 &tlscstatp.use_ssl))
1108 {
1109 BIO_printf(bio_err, "Error parsing URL\n");
1110 goto bad;
1111 }
1112 }
1113 #endif
1114 else if (strcmp(*argv,"-msg") == 0)
1115 { s_msg=1; }
1116 else if (strcmp(*argv,"-hack") == 0)
1117 { hack=1; }
1118 else if (strcmp(*argv,"-state") == 0)
1119 { state=1; }
1120 else if (strcmp(*argv,"-crlf") == 0)
1121 { s_crlf=1; }
1122 else if (strcmp(*argv,"-quiet") == 0)
1123 { s_quiet=1; }
1124 else if (strcmp(*argv,"-bugs") == 0)
1125 { bugs=1; }
1126 else if (strcmp(*argv,"-no_tmp_rsa") == 0)
1127 { no_tmp_rsa=1; }
1128 else if (strcmp(*argv,"-no_dhe") == 0)
1129 { no_dhe=1; }
1130 else if (strcmp(*argv,"-no_ecdhe") == 0)
1131 { no_ecdhe=1; }
1132 else if (strcmp(*argv,"-no_resume_ephemeral") == 0)
1133 { no_resume_ephemeral = 1; }
1134 #ifndef OPENSSL_NO_PSK
1135 else if (strcmp(*argv,"-psk_hint") == 0)
1136 {
1137 if (--argc < 1) goto bad;
1138 psk_identity_hint= *(++argv);
1139 }
1140 else if (strcmp(*argv,"-psk") == 0)
1141 {
1142 size_t i;
1143
1144 if (--argc < 1) goto bad;
1145 psk_key=*(++argv);
1146 for (i=0; i<strlen(psk_key); i++)
1147 {
1148 if (isxdigit((int)psk_key[i]))
1149 continue;
1150 BIO_printf(bio_err,"Not a hex number '%s'\n",*argv);
1151 goto bad;
1152 }
1153 }
1154 #endif
1155 else if (strcmp(*argv,"-www") == 0)
1156 { www=1; }
1157 else if (strcmp(*argv,"-WWW") == 0)
1158 { www=2; }
1159 else if (strcmp(*argv,"-HTTP") == 0)
1160 { www=3; }
1161 else if (strcmp(*argv,"-no_ssl2") == 0)
1162 { off|=SSL_OP_NO_SSLv2; }
1163 else if (strcmp(*argv,"-no_ssl3") == 0)
1164 { off|=SSL_OP_NO_SSLv3; }
1165 else if (strcmp(*argv,"-no_tls1_1") == 0)
1166 { off|=SSL_OP_NO_TLSv1_1; }
1167 else if (strcmp(*argv,"-no_tls1") == 0)
1168 { off|=SSL_OP_NO_TLSv1; }
1169 else if (strcmp(*argv,"-no_tls1_1") == 0)
1170 { off|=SSL_OP_NO_TLSv1_1; }
1171 else if (strcmp(*argv,"-no_comp") == 0)
1172 { off|=SSL_OP_NO_COMPRESSION; }
1173 #ifndef OPENSSL_NO_TLSEXT
1174 else if (strcmp(*argv,"-no_ticket") == 0)
1175 { off|=SSL_OP_NO_TICKET; }
1176 #endif
1177 #ifndef OPENSSL_NO_SSL2
1178 else if (strcmp(*argv,"-ssl2") == 0)
1179 { meth=SSLv2_server_method(); }
1180 #endif
1181 #ifndef OPENSSL_NO_SSL3
1182 else if (strcmp(*argv,"-ssl3") == 0)
1183 { meth=SSLv3_server_method(); }
1184 #endif
1185 #ifndef OPENSSL_NO_TLS1
1186 else if (strcmp(*argv,"-tls1_1") == 0)
1187 { meth=TLSv1_1_server_method(); }
1188 else if (strcmp(*argv,"-tls1") == 0)
1189 { meth=TLSv1_server_method(); }
1190 else if (strcmp(*argv,"-tls1_1") == 0)
1191 { meth=TLSv1_1_server_method(); }
1192 #endif
1193 #ifndef OPENSSL_NO_DTLS1
1194 else if (strcmp(*argv,"-dtls1") == 0)
1195 {
1196 meth=DTLSv1_server_method();
1197 socket_type = SOCK_DGRAM;
1198 }
1199 else if (strcmp(*argv,"-timeout") == 0)
1200 enable_timeouts = 1;
1201 else if (strcmp(*argv,"-mtu") == 0)
1202 {
1203 if (--argc < 1) goto bad;
1204 socket_mtu = atol(*(++argv));
1205 }
1206 else if (strcmp(*argv, "-chain") == 0)
1207 cert_chain = 1;
1208 #endif
1209 else if (strcmp(*argv, "-id_prefix") == 0)
1210 {
1211 if (--argc < 1) goto bad;
1212 session_id_prefix = *(++argv);
1213 }
1214 #ifndef OPENSSL_NO_ENGINE
1215 else if (strcmp(*argv,"-engine") == 0)
1216 {
1217 if (--argc < 1) goto bad;
1218 engine_id= *(++argv);
1219 }
1220 #endif
1221 else if (strcmp(*argv,"-rand") == 0)
1222 {
1223 if (--argc < 1) goto bad;
1224 inrand= *(++argv);
1225 }
1226 #ifndef OPENSSL_NO_TLSEXT
1227 else if (strcmp(*argv,"-servername") == 0)
1228 {
1229 if (--argc < 1) goto bad;
1230 tlsextcbp.servername= *(++argv);
1231 }
1232 else if (strcmp(*argv,"-servername_fatal") == 0)
1233 { tlsextcbp.extension_error = SSL_TLSEXT_ERR_ALERT_FATAL; }
1234 else if (strcmp(*argv,"-cert2") == 0)
1235 {
1236 if (--argc < 1) goto bad;
1237 s_cert_file2= *(++argv);
1238 }
1239 else if (strcmp(*argv,"-key2") == 0)
1240 {
1241 if (--argc < 1) goto bad;
1242 s_key_file2= *(++argv);
1243 }
1244 # ifndef OPENSSL_NO_NEXTPROTONEG
1245 else if (strcmp(*argv,"-nextprotoneg") == 0)
1246 {
1247 if (--argc < 1) goto bad;
1248 next_proto_neg_in = *(++argv);
1249 }
1250 # endif
1251 #endif
1252 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1253 else if (strcmp(*argv,"-jpake") == 0)
1254 {
1255 if (--argc < 1) goto bad;
1256 jpake_secret = *(++argv);
1257 }
1258 #endif
1259 else
1260 {
1261 BIO_printf(bio_err,"unknown option %s\n",*argv);
1262 badop=1;
1263 break;
1264 }
1265 argc--;
1266 argv++;
1267 }
1268 if (badop)
1269 {
1270 bad:
1271 sv_usage();
1272 goto end;
1273 }
1274
1275 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1276 if (jpake_secret)
1277 {
1278 if (psk_key)
1279 {
1280 BIO_printf(bio_err,
1281 "Can't use JPAKE and PSK together\n");
1282 goto end;
1283 }
1284 psk_identity = "JPAKE";
1285 if (cipher)
1286 {
1287 BIO_printf(bio_err, "JPAKE sets cipher to PSK\n");
1288 goto end;
1289 }
1290 cipher = "PSK";
1291 }
1292
1293 #endif
1294
1295 SSL_load_error_strings();
1296 OpenSSL_add_ssl_algorithms();
1297
1298 #ifndef OPENSSL_NO_ENGINE
1299 e = setup_engine(bio_err, engine_id, 1);
1300 #endif
1301
1302 if (!app_passwd(bio_err, passarg, dpassarg, &pass, &dpass))
1303 {
1304 BIO_printf(bio_err, "Error getting password\n");
1305 goto end;
1306 }
1307
1308
1309 if (s_key_file == NULL)
1310 s_key_file = s_cert_file;
1311 #ifndef OPENSSL_NO_TLSEXT
1312 if (s_key_file2 == NULL)
1313 s_key_file2 = s_cert_file2;
1314 #endif
1315
1316 if (nocert == 0)
1317 {
1318 s_key = load_key(bio_err, s_key_file, s_key_format, 0, pass, e,
1319 "server certificate private key file");
1320 if (!s_key)
1321 {
1322 ERR_print_errors(bio_err);
1323 goto end;
1324 }
1325
1326 s_cert = load_cert(bio_err,s_cert_file,s_cert_format,
1327 NULL, e, "server certificate file");
1328
1329 if (!s_cert)
1330 {
1331 ERR_print_errors(bio_err);
1332 goto end;
1333 }
1334
1335 #ifndef OPENSSL_NO_TLSEXT
1336 if (tlsextcbp.servername)
1337 {
1338 s_key2 = load_key(bio_err, s_key_file2, s_key_format, 0, pass, e,
1339 "second server certificate private key file");
1340 if (!s_key2)
1341 {
1342 ERR_print_errors(bio_err);
1343 goto end;
1344 }
1345
1346 s_cert2 = load_cert(bio_err,s_cert_file2,s_cert_format,
1347 NULL, e, "second server certificate file");
1348
1349 if (!s_cert2)
1350 {
1351 ERR_print_errors(bio_err);
1352 goto end;
1353 }
1354 }
1355 # ifndef OPENSSL_NO_NEXTPROTONEG
1356 if (next_proto_neg_in)
1357 {
1358 unsigned short len;
1359 next_proto.data = next_protos_parse(&len,
1360 next_proto_neg_in);
1361 if (next_proto.data == NULL)
1362 goto end;
1363 next_proto.len = len;
1364 }
1365 else
1366 {
1367 next_proto.data = NULL;
1368 }
1369 # endif
1370 #endif
1371 }
1372
1373
1374 if (s_dcert_file)
1375 {
1376
1377 if (s_dkey_file == NULL)
1378 s_dkey_file = s_dcert_file;
1379
1380 s_dkey = load_key(bio_err, s_dkey_file, s_dkey_format,
1381 0, dpass, e,
1382 "second certificate private key file");
1383 if (!s_dkey)
1384 {
1385 ERR_print_errors(bio_err);
1386 goto end;
1387 }
1388
1389 s_dcert = load_cert(bio_err,s_dcert_file,s_dcert_format,
1390 NULL, e, "second server certificate file");
1391
1392 if (!s_dcert)
1393 {
1394 ERR_print_errors(bio_err);
1395 goto end;
1396 }
1397
1398 }
1399
1400 if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
1401 && !RAND_status())
1402 {
1403 BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
1404 }
1405 if (inrand != NULL)
1406 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
1407 app_RAND_load_files(inrand));
1408
1409 if (bio_s_out == NULL)
1410 {
1411 if (s_quiet && !s_debug && !s_msg)
1412 {
1413 bio_s_out=BIO_new(BIO_s_null());
1414 }
1415 else
1416 {
1417 if (bio_s_out == NULL)
1418 bio_s_out=BIO_new_fp(stdout,BIO_NOCLOSE);
1419 }
1420 }
1421
1422 #if !defined(OPENSSL_NO_RSA) || !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_ECDSA)
1423 if (nocert)
1424 #endif
1425 {
1426 s_cert_file=NULL;
1427 s_key_file=NULL;
1428 s_dcert_file=NULL;
1429 s_dkey_file=NULL;
1430 #ifndef OPENSSL_NO_TLSEXT
1431 s_cert_file2=NULL;
1432 s_key_file2=NULL;
1433 #endif
1434 }
1435
1436 ctx=SSL_CTX_new(meth);
1437 if (ctx == NULL)
1438 {
1439 ERR_print_errors(bio_err);
1440 goto end;
1441 }
1442 if (session_id_prefix)
1443 {
1444 if(strlen(session_id_prefix) >= 32)
1445 BIO_printf(bio_err,
1446 "warning: id_prefix is too long, only one new session will be possible\n");
1447 else if(strlen(session_id_prefix) >= 16)
1448 BIO_printf(bio_err,
1449 "warning: id_prefix is too long if you use SSLv2\n");
1450 if(!SSL_CTX_set_generate_session_id(ctx, generate_session_id))
1451 {
1452 BIO_printf(bio_err,"error setting 'id_prefix'\n");
1453 ERR_print_errors(bio_err);
1454 goto end;
1455 }
1456 BIO_printf(bio_err,"id_prefix '%s' set.\n", session_id_prefix);
1457 }
1458 SSL_CTX_set_quiet_shutdown(ctx,1);
1459 if (bugs) SSL_CTX_set_options(ctx,SSL_OP_ALL);
1460 if (hack) SSL_CTX_set_options(ctx,SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG);
1461 SSL_CTX_set_options(ctx,off);
1462 /* DTLS: partial reads end up discarding unread UDP bytes :-(
1463 * Setting read ahead solves this problem.
1464 */
1465 if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
1466
1467 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
1468 if (no_cache)
1469 SSL_CTX_set_session_cache_mode(ctx, SSL_SESS_CACHE_OFF);
1470 else if (ext_cache)
1471 init_session_cache_ctx(ctx);
1472 else
1473 SSL_CTX_sess_set_cache_size(ctx,128);
1474
1475 #if 0
1476 if (cipher == NULL) cipher=getenv("SSL_CIPHER");
1477 #endif
1478
1479 #if 0
1480 if (s_cert_file == NULL)
1481 {
1482 BIO_printf(bio_err,"You must specify a certificate file for the server to use\n");
1483 goto end;
1484 }
1485 #endif
1486
1487 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
1488 (!SSL_CTX_set_default_verify_paths(ctx)))
1489 {
1490 /* BIO_printf(bio_err,"X509_load_verify_locations\n"); */
1491 ERR_print_errors(bio_err);
1492 /* goto end; */
1493 }
1494 if (vpm)
1495 SSL_CTX_set1_param(ctx, vpm);
1496
1497 #ifndef OPENSSL_NO_TLSEXT
1498 if (s_cert2)
1499 {
1500 ctx2=SSL_CTX_new(meth);
1501 if (ctx2 == NULL)
1502 {
1503 ERR_print_errors(bio_err);
1504 goto end;
1505 }
1506 }
1507
1508 if (ctx2)
1509 {
1510 BIO_printf(bio_s_out,"Setting secondary ctx parameters\n");
1511
1512 if (session_id_prefix)
1513 {
1514 if(strlen(session_id_prefix) >= 32)
1515 BIO_printf(bio_err,
1516 "warning: id_prefix is too long, only one new session will be possible\n");
1517 else if(strlen(session_id_prefix) >= 16)
1518 BIO_printf(bio_err,
1519 "warning: id_prefix is too long if you use SSLv2\n");
1520 if(!SSL_CTX_set_generate_session_id(ctx2, generate_session_id))
1521 {
1522 BIO_printf(bio_err,"error setting 'id_prefix'\n");
1523 ERR_print_errors(bio_err);
1524 goto end;
1525 }
1526 BIO_printf(bio_err,"id_prefix '%s' set.\n", session_id_prefix);
1527 }
1528 SSL_CTX_set_quiet_shutdown(ctx2,1);
1529 if (bugs) SSL_CTX_set_options(ctx2,SSL_OP_ALL);
1530 if (hack) SSL_CTX_set_options(ctx2,SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG);
1531 SSL_CTX_set_options(ctx2,off);
1532 /* DTLS: partial reads end up discarding unread UDP bytes :-(
1533 * Setting read ahead solves this problem.
1534 */
1535 if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx2, 1);
1536
1537 if (state) SSL_CTX_set_info_callback(ctx2,apps_ssl_info_callback);
1538
1539 if (no_cache)
1540 SSL_CTX_set_session_cache_mode(ctx2,SSL_SESS_CACHE_OFF);
1541 else if (ext_cache)
1542 init_session_cache_ctx(ctx2);
1543 else
1544 SSL_CTX_sess_set_cache_size(ctx2,128);
1545
1546 if ((!SSL_CTX_load_verify_locations(ctx2,CAfile,CApath)) ||
1547 (!SSL_CTX_set_default_verify_paths(ctx2)))
1548 {
1549 ERR_print_errors(bio_err);
1550 }
1551 if (vpm)
1552 SSL_CTX_set1_param(ctx2, vpm);
1553 }
1554
1555 # ifndef OPENSSL_NO_NEXTPROTONEG
1556 if (next_proto.data)
1557 SSL_CTX_set_next_protos_advertised_cb(ctx, next_proto_cb, &next_proto);
1558 # endif
1559 #endif
1560
1561 #ifndef OPENSSL_NO_DH
1562 if (!no_dhe)
1563 {
1564 DH *dh=NULL;
1565
1566 if (dhfile)
1567 dh = load_dh_param(dhfile);
1568 else if (s_cert_file)
1569 dh = load_dh_param(s_cert_file);
1570
1571 if (dh != NULL)
1572 {
1573 BIO_printf(bio_s_out,"Setting temp DH parameters\n");
1574 }
1575 else
1576 {
1577 BIO_printf(bio_s_out,"Using default temp DH parameters\n");
1578 dh=get_dh512();
1579 }
1580 (void)BIO_flush(bio_s_out);
1581
1582 SSL_CTX_set_tmp_dh(ctx,dh);
1583 #ifndef OPENSSL_NO_TLSEXT
1584 if (ctx2)
1585 {
1586 if (!dhfile)
1587 {
1588 DH *dh2=load_dh_param(s_cert_file2);
1589 if (dh2 != NULL)
1590 {
1591 BIO_printf(bio_s_out,"Setting temp DH parameters\n");
1592 (void)BIO_flush(bio_s_out);
1593
1594 DH_free(dh);
1595 dh = dh2;
1596 }
1597 }
1598 SSL_CTX_set_tmp_dh(ctx2,dh);
1599 }
1600 #endif
1601 DH_free(dh);
1602 }
1603 #endif
1604
1605 #ifndef OPENSSL_NO_ECDH
1606 if (!no_ecdhe)
1607 {
1608 EC_KEY *ecdh=NULL;
1609
1610 if (named_curve)
1611 {
1612 int nid = OBJ_sn2nid(named_curve);
1613
1614 if (nid == 0)
1615 {
1616 BIO_printf(bio_err, "unknown curve name (%s)\n",
1617 named_curve);
1618 goto end;
1619 }
1620 ecdh = EC_KEY_new_by_curve_name(nid);
1621 if (ecdh == NULL)
1622 {
1623 BIO_printf(bio_err, "unable to create curve (%s)\n",
1624 named_curve);
1625 goto end;
1626 }
1627 }
1628
1629 if (ecdh != NULL)
1630 {
1631 BIO_printf(bio_s_out,"Setting temp ECDH parameters\n");
1632 }
1633 else
1634 {
1635 BIO_printf(bio_s_out,"Using default temp ECDH parameters\n");
1636 ecdh = EC_KEY_new_by_curve_name(NID_X9_62_prime256v1);
1637 if (ecdh == NULL)
1638 {
1639 BIO_printf(bio_err, "unable to create curve (nistp256)\n");
1640 goto end;
1641 }
1642 }
1643 (void)BIO_flush(bio_s_out);
1644
1645 SSL_CTX_set_tmp_ecdh(ctx,ecdh);
1646 #ifndef OPENSSL_NO_TLSEXT
1647 if (ctx2)
1648 SSL_CTX_set_tmp_ecdh(ctx2,ecdh);
1649 #endif
1650 EC_KEY_free(ecdh);
1651 }
1652 #endif
1653
1654 if (!set_cert_key_stuff(ctx,s_cert,s_key))
1655 goto end;
1656 #ifndef OPENSSL_NO_TLSEXT
1657 if (ctx2 && !set_cert_key_stuff(ctx2,s_cert2,s_key2))
1658 goto end;
1659 #endif
1660 if (s_dcert != NULL)
1661 {
1662 if (!set_cert_key_stuff(ctx,s_dcert,s_dkey))
1663 goto end;
1664 }
1665
1666 #ifndef OPENSSL_NO_RSA
1667 #if 1
1668 if (!no_tmp_rsa)
1669 {
1670 SSL_CTX_set_tmp_rsa_callback(ctx,tmp_rsa_cb);
1671 #ifndef OPENSSL_NO_TLSEXT
1672 if (ctx2)
1673 SSL_CTX_set_tmp_rsa_callback(ctx2,tmp_rsa_cb);
1674 #endif
1675 }
1676 #else
1677 if (!no_tmp_rsa && SSL_CTX_need_tmp_RSA(ctx))
1678 {
1679 RSA *rsa;
1680
1681 BIO_printf(bio_s_out,"Generating temp (512 bit) RSA key...");
1682 BIO_flush(bio_s_out);
1683
1684 rsa=RSA_generate_key(512,RSA_F4,NULL);
1685
1686 if (!SSL_CTX_set_tmp_rsa(ctx,rsa))
1687 {
1688 ERR_print_errors(bio_err);
1689 goto end;
1690 }
1691 #ifndef OPENSSL_NO_TLSEXT
1692 if (ctx2)
1693 {
1694 if (!SSL_CTX_set_tmp_rsa(ctx2,rsa))
1695 {
1696 ERR_print_errors(bio_err);
1697 goto end;
1698 }
1699 }
1700 #endif
1701 RSA_free(rsa);
1702 BIO_printf(bio_s_out,"\n");
1703 }
1704 #endif
1705 #endif
1706
1707 if (no_resume_ephemeral)
1708 {
1709 SSL_CTX_set_not_resumable_session_callback(ctx, not_resumable_sess_cb);
1710 #ifndef OPENSSL_NO_TLSEXT
1711 if (ctx2)
1712 SSL_CTX_set_not_resumable_session_callback(ctx2, not_resumable_sess_cb);
1713 #endif
1714 }
1715
1716 #ifndef OPENSSL_NO_PSK
1717 #ifdef OPENSSL_NO_JPAKE
1718 if (psk_key != NULL)
1719 #else
1720 if (psk_key != NULL || jpake_secret)
1721 #endif
1722 {
1723 if (s_debug)
1724 BIO_printf(bio_s_out, "PSK key given or JPAKE in use, setting server callback\n");
1725 SSL_CTX_set_psk_server_callback(ctx, psk_server_cb);
1726 }
1727
1728 if (!SSL_CTX_use_psk_identity_hint(ctx, psk_identity_hint))
1729 {
1730 BIO_printf(bio_err,"error setting PSK identity hint to context\n");
1731 ERR_print_errors(bio_err);
1732 goto end;
1733 }
1734 #endif
1735
1736 if (cipher != NULL)
1737 {
1738 if(!SSL_CTX_set_cipher_list(ctx,cipher))
1739 {
1740 BIO_printf(bio_err,"error setting cipher list\n");
1741 ERR_print_errors(bio_err);
1742 goto end;
1743 }
1744 #ifndef OPENSSL_NO_TLSEXT
1745 if (ctx2 && !SSL_CTX_set_cipher_list(ctx2,cipher))
1746 {
1747 BIO_printf(bio_err,"error setting cipher list\n");
1748 ERR_print_errors(bio_err);
1749 goto end;
1750 }
1751 #endif
1752 }
1753 SSL_CTX_set_verify(ctx,s_server_verify,verify_callback);
1754 SSL_CTX_set_session_id_context(ctx,(void*)&s_server_session_id_context,
1755 sizeof s_server_session_id_context);
1756
1757 /* Set DTLS cookie generation and verification callbacks */
1758 SSL_CTX_set_cookie_generate_cb(ctx, generate_cookie_callback);
1759 SSL_CTX_set_cookie_verify_cb(ctx, verify_cookie_callback);
1760
1761 #ifndef OPENSSL_NO_TLSEXT
1762 if (ctx2)
1763 {
1764 SSL_CTX_set_verify(ctx2,s_server_verify,verify_callback);
1765 SSL_CTX_set_session_id_context(ctx2,(void*)&s_server_session_id_context,
1766 sizeof s_server_session_id_context);
1767
1768 tlsextcbp.biodebug = bio_s_out;
1769 SSL_CTX_set_tlsext_servername_callback(ctx2, ssl_servername_cb);
1770 SSL_CTX_set_tlsext_servername_arg(ctx2, &tlsextcbp);
1771 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
1772 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
1773 }
1774 #endif
1775
1776 if (CAfile != NULL)
1777 {
1778 SSL_CTX_set_client_CA_list(ctx,SSL_load_client_CA_file(CAfile));
1779 #ifndef OPENSSL_NO_TLSEXT
1780 if (ctx2)
1781 SSL_CTX_set_client_CA_list(ctx2,SSL_load_client_CA_file(CAfile));
1782 #endif
1783 }
1784
1785 BIO_printf(bio_s_out,"ACCEPT\n");
1786 (void)BIO_flush(bio_s_out);
1787 if (www)
1788 do_server(port,socket_type,&accept_socket,www_body, context);
1789 else
1790 do_server(port,socket_type,&accept_socket,sv_body, context);
1791 print_stats(bio_s_out,ctx);
1792 ret=0;
1793 end:
1794 if (ctx != NULL) SSL_CTX_free(ctx);
1795 if (s_cert)
1796 X509_free(s_cert);
1797 if (s_dcert)
1798 X509_free(s_dcert);
1799 if (s_key)
1800 EVP_PKEY_free(s_key);
1801 if (s_dkey)
1802 EVP_PKEY_free(s_dkey);
1803 if (pass)
1804 OPENSSL_free(pass);
1805 if (dpass)
1806 OPENSSL_free(dpass);
1807 free_sessions();
1808 #ifndef OPENSSL_NO_TLSEXT
1809 if (ctx2 != NULL) SSL_CTX_free(ctx2);
1810 if (s_cert2)
1811 X509_free(s_cert2);
1812 if (s_key2)
1813 EVP_PKEY_free(s_key2);
1814 #endif
1815 if (bio_s_out != NULL)
1816 {
1817 BIO_free(bio_s_out);
1818 bio_s_out=NULL;
1819 }
1820 apps_shutdown();
1821 OPENSSL_EXIT(ret);
1822 }
1823
1824 static void print_stats(BIO *bio, SSL_CTX *ssl_ctx)
1825 {
1826 BIO_printf(bio,"%4ld items in the session cache\n",
1827 SSL_CTX_sess_number(ssl_ctx));
1828 BIO_printf(bio,"%4ld client connects (SSL_connect())\n",
1829 SSL_CTX_sess_connect(ssl_ctx));
1830 BIO_printf(bio,"%4ld client renegotiates (SSL_connect())\n",
1831 SSL_CTX_sess_connect_renegotiate(ssl_ctx));
1832 BIO_printf(bio,"%4ld client connects that finished\n",
1833 SSL_CTX_sess_connect_good(ssl_ctx));
1834 BIO_printf(bio,"%4ld server accepts (SSL_accept())\n",
1835 SSL_CTX_sess_accept(ssl_ctx));
1836 BIO_printf(bio,"%4ld server renegotiates (SSL_accept())\n",
1837 SSL_CTX_sess_accept_renegotiate(ssl_ctx));
1838 BIO_printf(bio,"%4ld server accepts that finished\n",
1839 SSL_CTX_sess_accept_good(ssl_ctx));
1840 BIO_printf(bio,"%4ld session cache hits\n",SSL_CTX_sess_hits(ssl_ctx));
1841 BIO_printf(bio,"%4ld session cache misses\n",SSL_CTX_sess_misses(ssl_ctx));
1842 BIO_printf(bio,"%4ld session cache timeouts\n",SSL_CTX_sess_timeouts(ssl_ctx));
1843 BIO_printf(bio,"%4ld callback cache hits\n",SSL_CTX_sess_cb_hits(ssl_ctx));
1844 BIO_printf(bio,"%4ld cache full overflows (%ld allowed)\n",
1845 SSL_CTX_sess_cache_full(ssl_ctx),
1846 SSL_CTX_sess_get_cache_size(ssl_ctx));
1847 }
1848
1849 static int sv_body(char *hostname, int s, unsigned char *context)
1850 {
1851 char *buf=NULL;
1852 fd_set readfds;
1853 int ret=1,width;
1854 int k,i;
1855 unsigned long l;
1856 SSL *con=NULL;
1857 BIO *sbio;
1858 struct timeval timeout;
1859 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
1860 struct timeval tv;
1861 #else
1862 struct timeval *timeoutp;
1863 #endif
1864
1865 if ((buf=OPENSSL_malloc(bufsize)) == NULL)
1866 {
1867 BIO_printf(bio_err,"out of memory\n");
1868 goto err;
1869 }
1870 #ifdef FIONBIO
1871 if (s_nbio)
1872 {
1873 unsigned long sl=1;
1874
1875 if (!s_quiet)
1876 BIO_printf(bio_err,"turning on non blocking io\n");
1877 if (BIO_socket_ioctl(s,FIONBIO,&sl) < 0)
1878 ERR_print_errors(bio_err);
1879 }
1880 #endif
1881
1882 if (con == NULL) {
1883 con=SSL_new(ctx);
1884 #ifndef OPENSSL_NO_TLSEXT
1885 if (s_tlsextdebug)
1886 {
1887 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1888 SSL_set_tlsext_debug_arg(con, bio_s_out);
1889 }
1890 if (s_tlsextstatus)
1891 {
1892 SSL_CTX_set_tlsext_status_cb(ctx, cert_status_cb);
1893 tlscstatp.err = bio_err;
1894 SSL_CTX_set_tlsext_status_arg(ctx, &tlscstatp);
1895 }
1896 #endif
1897 #ifndef OPENSSL_NO_KRB5
1898 if ((con->kssl_ctx = kssl_ctx_new()) != NULL)
1899 {
1900 kssl_ctx_setstring(con->kssl_ctx, KSSL_SERVICE,
1901 KRB5SVC);
1902 kssl_ctx_setstring(con->kssl_ctx, KSSL_KEYTAB,
1903 KRB5KEYTAB);
1904 }
1905 #endif /* OPENSSL_NO_KRB5 */
1906 if(context)
1907 SSL_set_session_id_context(con, context,
1908 strlen((char *)context));
1909 }
1910 SSL_clear(con);
1911 #if 0
1912 #ifdef TLSEXT_TYPE_opaque_prf_input
1913 SSL_set_tlsext_opaque_prf_input(con, "Test server", 11);
1914 #endif
1915 #endif
1916
1917 if (SSL_version(con) == DTLS1_VERSION)
1918 {
1919
1920 sbio=BIO_new_dgram(s,BIO_NOCLOSE);
1921
1922 if (enable_timeouts)
1923 {
1924 timeout.tv_sec = 0;
1925 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
1926 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
1927
1928 timeout.tv_sec = 0;
1929 timeout.tv_usec = DGRAM_SND_TIMEOUT;
1930 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
1931 }
1932
1933 if (socket_mtu > 28)
1934 {
1935 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
1936 SSL_set_mtu(con, socket_mtu - 28);
1937 }
1938 else
1939 /* want to do MTU discovery */
1940 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
1941
1942 /* turn on cookie exchange */
1943 SSL_set_options(con, SSL_OP_COOKIE_EXCHANGE);
1944 }
1945 else
1946 sbio=BIO_new_socket(s,BIO_NOCLOSE);
1947
1948 if (s_nbio_test)
1949 {
1950 BIO *test;
1951
1952 test=BIO_new(BIO_f_nbio_test());
1953 sbio=BIO_push(test,sbio);
1954 }
1955 #ifndef OPENSSL_NO_JPAKE
1956 if(jpake_secret)
1957 jpake_server_auth(bio_s_out, sbio, jpake_secret);
1958 #endif
1959
1960 SSL_set_bio(con,sbio,sbio);
1961 SSL_set_accept_state(con);
1962 /* SSL_set_fd(con,s); */
1963
1964 if (s_debug)
1965 {
1966 con->debug=1;
1967 BIO_set_callback(SSL_get_rbio(con),bio_dump_callback);
1968 BIO_set_callback_arg(SSL_get_rbio(con),(char *)bio_s_out);
1969 }
1970 if (s_msg)
1971 {
1972 SSL_set_msg_callback(con, msg_cb);
1973 SSL_set_msg_callback_arg(con, bio_s_out);
1974 }
1975 #ifndef OPENSSL_NO_TLSEXT
1976 if (s_tlsextdebug)
1977 {
1978 SSL_set_tlsext_debug_callback(con, tlsext_cb);
1979 SSL_set_tlsext_debug_arg(con, bio_s_out);
1980 }
1981 #endif
1982
1983 width=s+1;
1984 for (;;)
1985 {
1986 int read_from_terminal;
1987 int read_from_sslcon;
1988
1989 read_from_terminal = 0;
1990 read_from_sslcon = SSL_pending(con);
1991
1992 if (!read_from_sslcon)
1993 {
1994 FD_ZERO(&readfds);
1995 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined(OPENSSL_SYS_BEOS_R5)
1996 openssl_fdset(fileno(stdin),&readfds);
1997 #endif
1998 openssl_fdset(s,&readfds);
1999 /* Note: under VMS with SOCKETSHR the second parameter is
2000 * currently of type (int *) whereas under other systems
2001 * it is (void *) if you don't have a cast it will choke
2002 * the compiler: if you do have a cast then you can either
2003 * go for (int *) or (void *).
2004 */
2005 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
2006 /* Under DOS (non-djgpp) and Windows we can't select on stdin: only
2007 * on sockets. As a workaround we timeout the select every
2008 * second and check for any keypress. In a proper Windows
2009 * application we wouldn't do this because it is inefficient.
2010 */
2011 tv.tv_sec = 1;
2012 tv.tv_usec = 0;
2013 i=select(width,(void *)&readfds,NULL,NULL,&tv);
2014 if((i < 0) || (!i && !_kbhit() ) )continue;
2015 if(_kbhit())
2016 read_from_terminal = 1;
2017 #elif defined(OPENSSL_SYS_BEOS_R5)
2018 /* Under BeOS-R5 the situation is similar to DOS */
2019 tv.tv_sec = 1;
2020 tv.tv_usec = 0;
2021 (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK);
2022 i=select(width,(void *)&readfds,NULL,NULL,&tv);
2023 if ((i < 0) || (!i && read(fileno(stdin), buf, 0) < 0))
2024 continue;
2025 if (read(fileno(stdin), buf, 0) >= 0)
2026 read_from_terminal = 1;
2027 (void)fcntl(fileno(stdin), F_SETFL, 0);
2028 #else
2029 if ((SSL_version(con) == DTLS1_VERSION) &&
2030 DTLSv1_get_timeout(con, &timeout))
2031 timeoutp = &timeout;
2032 else
2033 timeoutp = NULL;
2034
2035 i=select(width,(void *)&readfds,NULL,NULL,timeoutp);
2036
2037 if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0)
2038 {
2039 BIO_printf(bio_err,"TIMEOUT occured\n");
2040 }
2041
2042 if (i <= 0) continue;
2043 if (FD_ISSET(fileno(stdin),&readfds))
2044 read_from_terminal = 1;
2045 #endif
2046 if (FD_ISSET(s,&readfds))
2047 read_from_sslcon = 1;
2048 }
2049 if (read_from_terminal)
2050 {
2051 if (s_crlf)
2052 {
2053 int j, lf_num;
2054
2055 i=raw_read_stdin(buf, bufsize/2);
2056 lf_num = 0;
2057 /* both loops are skipped when i <= 0 */
2058 for (j = 0; j < i; j++)
2059 if (buf[j] == '\n')
2060 lf_num++;
2061 for (j = i-1; j >= 0; j--)
2062 {
2063 buf[j+lf_num] = buf[j];
2064 if (buf[j] == '\n')
2065 {
2066 lf_num--;
2067 i++;
2068 buf[j+lf_num] = '\r';
2069 }
2070 }
2071 assert(lf_num == 0);
2072 }
2073 else
2074 i=raw_read_stdin(buf,bufsize);
2075 if (!s_quiet)
2076 {
2077 if ((i <= 0) || (buf[0] == 'Q'))
2078 {
2079 BIO_printf(bio_s_out,"DONE\n");
2080 SHUTDOWN(s);
2081 close_accept_socket();
2082 ret= -11;
2083 goto err;
2084 }
2085 if ((i <= 0) || (buf[0] == 'q'))
2086 {
2087 BIO_printf(bio_s_out,"DONE\n");
2088 if (SSL_version(con) != DTLS1_VERSION)
2089 SHUTDOWN(s);
2090 /* close_accept_socket();
2091 ret= -11;*/
2092 goto err;
2093 }
2094
2095 if ((buf[0] == 'r') &&
2096 ((buf[1] == '\n') || (buf[1] == '\r')))
2097 {
2098 SSL_renegotiate(con);
2099 i=SSL_do_handshake(con);
2100 printf("SSL_do_handshake -> %d\n",i);
2101 i=0; /*13; */
2102 continue;
2103 /* strcpy(buf,"server side RE-NEGOTIATE\n"); */
2104 }
2105 if ((buf[0] == 'R') &&
2106 ((buf[1] == '\n') || (buf[1] == '\r')))
2107 {
2108 SSL_set_verify(con,
2109 SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE,NULL);
2110 SSL_renegotiate(con);
2111 i=SSL_do_handshake(con);
2112 printf("SSL_do_handshake -> %d\n",i);
2113 i=0; /* 13; */
2114 continue;
2115 /* strcpy(buf,"server side RE-NEGOTIATE asking for client cert\n"); */
2116 }
2117 if (buf[0] == 'P')
2118 {
2119 static const char *str="Lets print some clear text\n";
2120 BIO_write(SSL_get_wbio(con),str,strlen(str));
2121 }
2122 if (buf[0] == 'S')
2123 {
2124 print_stats(bio_s_out,SSL_get_SSL_CTX(con));
2125 }
2126 }
2127 #ifdef CHARSET_EBCDIC
2128 ebcdic2ascii(buf,buf,i);
2129 #endif
2130 l=k=0;
2131 for (;;)
2132 {
2133 /* should do a select for the write */
2134 #ifdef RENEG
2135 { static count=0; if (++count == 100) { count=0; SSL_renegotiate(con); } }
2136 #endif
2137 k=SSL_write(con,&(buf[l]),(unsigned int)i);
2138 switch (SSL_get_error(con,k))
2139 {
2140 case SSL_ERROR_NONE:
2141 break;
2142 case SSL_ERROR_WANT_WRITE:
2143 case SSL_ERROR_WANT_READ:
2144 case SSL_ERROR_WANT_X509_LOOKUP:
2145 BIO_printf(bio_s_out,"Write BLOCK\n");
2146 break;
2147 case SSL_ERROR_SYSCALL:
2148 case SSL_ERROR_SSL:
2149 BIO_printf(bio_s_out,"ERROR\n");
2150 ERR_print_errors(bio_err);
2151 ret=1;
2152 goto err;
2153 /* break; */
2154 case SSL_ERROR_ZERO_RETURN:
2155 BIO_printf(bio_s_out,"DONE\n");
2156 ret=1;
2157 goto err;
2158 }
2159 l+=k;
2160 i-=k;
2161 if (i <= 0) break;
2162 }
2163 }
2164 if (read_from_sslcon)
2165 {
2166 if (!SSL_is_init_finished(con))
2167 {
2168 i=init_ssl_connection(con);
2169
2170 if (i < 0)
2171 {
2172 ret=0;
2173 goto err;
2174 }
2175 else if (i == 0)
2176 {
2177 ret=1;
2178 goto err;
2179 }
2180 }
2181 else
2182 {
2183 again:
2184 i=SSL_read(con,(char *)buf,bufsize);
2185 switch (SSL_get_error(con,i))
2186 {
2187 case SSL_ERROR_NONE:
2188 #ifdef CHARSET_EBCDIC
2189 ascii2ebcdic(buf,buf,i);
2190 #endif
2191 raw_write_stdout(buf,
2192 (unsigned int)i);
2193 if (SSL_pending(con)) goto again;
2194 break;
2195 case SSL_ERROR_WANT_WRITE:
2196 case SSL_ERROR_WANT_READ:
2197 case SSL_ERROR_WANT_X509_LOOKUP:
2198 BIO_printf(bio_s_out,"Read BLOCK\n");
2199 break;
2200 case SSL_ERROR_SYSCALL:
2201 case SSL_ERROR_SSL:
2202 BIO_printf(bio_s_out,"ERROR\n");
2203 ERR_print_errors(bio_err);
2204 ret=1;
2205 goto err;
2206 case SSL_ERROR_ZERO_RETURN:
2207 BIO_printf(bio_s_out,"DONE\n");
2208 ret=1;
2209 goto err;
2210 }
2211 }
2212 }
2213 }
2214 err:
2215 if (con != NULL)
2216 {
2217 BIO_printf(bio_s_out,"shutting down SSL\n");
2218 #if 1
2219 SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN);
2220 #else
2221 SSL_shutdown(con);
2222 #endif
2223 SSL_free(con);
2224 }
2225 BIO_printf(bio_s_out,"CONNECTION CLOSED\n");
2226 if (buf != NULL)
2227 {
2228 OPENSSL_cleanse(buf,bufsize);
2229 OPENSSL_free(buf);
2230 }
2231 if (ret >= 0)
2232 BIO_printf(bio_s_out,"ACCEPT\n");
2233 return(ret);
2234 }
2235
2236 static void close_accept_socket(void)
2237 {
2238 BIO_printf(bio_err,"shutdown accept socket\n");
2239 if (accept_socket >= 0)
2240 {
2241 SHUTDOWN2(accept_socket);
2242 }
2243 }
2244
2245 static int init_ssl_connection(SSL *con)
2246 {
2247 int i;
2248 const char *str;
2249 X509 *peer;
2250 long verify_error;
2251 MS_STATIC char buf[BUFSIZ];
2252 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2253 const unsigned char *next_proto_neg;
2254 unsigned next_proto_neg_len;
2255 #endif
2256
2257 if ((i=SSL_accept(con)) <= 0)
2258 {
2259 if (BIO_sock_should_retry(i))
2260 {
2261 BIO_printf(bio_s_out,"DELAY\n");
2262 return(1);
2263 }
2264
2265 BIO_printf(bio_err,"ERROR\n");
2266 verify_error=SSL_get_verify_result(con);
2267 if (verify_error != X509_V_OK)
2268 {
2269 BIO_printf(bio_err,"verify error:%s\n",
2270 X509_verify_cert_error_string(verify_error));
2271 }
2272 else
2273 ERR_print_errors(bio_err);
2274 return(0);
2275 }
2276
2277 PEM_write_bio_SSL_SESSION(bio_s_out,SSL_get_session(con));
2278
2279 peer=SSL_get_peer_certificate(con);
2280 if (peer != NULL)
2281 {
2282 BIO_printf(bio_s_out,"Client certificate\n");
2283 PEM_write_bio_X509(bio_s_out,peer);
2284 X509_NAME_oneline(X509_get_subject_name(peer),buf,sizeof buf);
2285 BIO_printf(bio_s_out,"subject=%s\n",buf);
2286 X509_NAME_oneline(X509_get_issuer_name(peer),buf,sizeof buf);
2287 BIO_printf(bio_s_out,"issuer=%s\n",buf);
2288 X509_free(peer);
2289 }
2290
2291 if (SSL_get_shared_ciphers(con,buf,sizeof buf) != NULL)
2292 BIO_printf(bio_s_out,"Shared ciphers:%s\n",buf);
2293 str=SSL_CIPHER_get_name(SSL_get_current_cipher(con));
2294 BIO_printf(bio_s_out,"CIPHER is %s\n",(str != NULL)?str:"(NONE)");
2295 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2296 SSL_get0_next_proto_negotiated(con, &next_proto_neg, &next_proto_neg_len);
2297 if (next_proto_neg)
2298 {
2299 BIO_printf(bio_s_out,"NEXTPROTO is ");
2300 BIO_write(bio_s_out, next_proto_neg, next_proto_neg_len);
2301 BIO_printf(bio_s_out, "\n");
2302 }
2303 #endif
2304 if (con->hit) BIO_printf(bio_s_out,"Reused session-id\n");
2305 if (SSL_ctrl(con,SSL_CTRL_GET_FLAGS,0,NULL) &
2306 TLS1_FLAGS_TLS_PADDING_BUG)
2307 BIO_printf(bio_s_out,"Peer has incorrect TLSv1 block padding\n");
2308 #ifndef OPENSSL_NO_KRB5
2309 if (con->kssl_ctx->client_princ != NULL)
2310 {
2311 BIO_printf(bio_s_out,"Kerberos peer principal is %s\n",
2312 con->kssl_ctx->client_princ);
2313 }
2314 #endif /* OPENSSL_NO_KRB5 */
2315 BIO_printf(bio_s_out, "Secure Renegotiation IS%s supported\n",
2316 SSL_get_secure_renegotiation_support(con) ? "" : " NOT");
2317 return(1);
2318 }
2319
2320 #ifndef OPENSSL_NO_DH
2321 static DH *load_dh_param(const char *dhfile)
2322 {
2323 DH *ret=NULL;
2324 BIO *bio;
2325
2326 if ((bio=BIO_new_file(dhfile,"r")) == NULL)
2327 goto err;
2328 ret=PEM_read_bio_DHparams(bio,NULL,NULL,NULL);
2329 err:
2330 if (bio != NULL) BIO_free(bio);
2331 return(ret);
2332 }
2333 #endif
2334
2335 #if 0
2336 static int load_CA(SSL_CTX *ctx, char *file)
2337 {
2338 FILE *in;
2339 X509 *x=NULL;
2340
2341 if ((in=fopen(file,"r")) == NULL)
2342 return(0);
2343
2344 for (;;)
2345 {
2346 if (PEM_read_X509(in,&x,NULL) == NULL)
2347 break;
2348 SSL_CTX_add_client_CA(ctx,x);
2349 }
2350 if (x != NULL) X509_free(x);
2351 fclose(in);
2352 return(1);
2353 }
2354 #endif
2355
2356 static int www_body(char *hostname, int s, unsigned char *context)
2357 {
2358 char *buf=NULL;
2359 int ret=1;
2360 int i,j,k,dot;
2361 SSL *con;
2362 const SSL_CIPHER *c;
2363 BIO *io,*ssl_bio,*sbio;
2364
2365 buf=OPENSSL_malloc(bufsize);
2366 if (buf == NULL) return(0);
2367 io=BIO_new(BIO_f_buffer());
2368 ssl_bio=BIO_new(BIO_f_ssl());
2369 if ((io == NULL) || (ssl_bio == NULL)) goto err;
2370
2371 #ifdef FIONBIO
2372 if (s_nbio)
2373 {
2374 unsigned long sl=1;
2375
2376 if (!s_quiet)
2377 BIO_printf(bio_err,"turning on non blocking io\n");
2378 if (BIO_socket_ioctl(s,FIONBIO,&sl) < 0)
2379 ERR_print_errors(bio_err);
2380 }
2381 #endif
2382
2383 /* lets make the output buffer a reasonable size */
2384 if (!BIO_set_write_buffer_size(io,bufsize)) goto err;
2385
2386 if ((con=SSL_new(ctx)) == NULL) goto err;
2387 #ifndef OPENSSL_NO_TLSEXT
2388 if (s_tlsextdebug)
2389 {
2390 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2391 SSL_set_tlsext_debug_arg(con, bio_s_out);
2392 }
2393 #endif
2394 #ifndef OPENSSL_NO_KRB5
2395 if ((con->kssl_ctx = kssl_ctx_new()) != NULL)
2396 {
2397 kssl_ctx_setstring(con->kssl_ctx, KSSL_SERVICE, KRB5SVC);
2398 kssl_ctx_setstring(con->kssl_ctx, KSSL_KEYTAB, KRB5KEYTAB);
2399 }
2400 #endif /* OPENSSL_NO_KRB5 */
2401 if(context) SSL_set_session_id_context(con, context,
2402 strlen((char *)context));
2403
2404 sbio=BIO_new_socket(s,BIO_NOCLOSE);
2405 if (s_nbio_test)
2406 {
2407 BIO *test;
2408
2409 test=BIO_new(BIO_f_nbio_test());
2410 sbio=BIO_push(test,sbio);
2411 }
2412 SSL_set_bio(con,sbio,sbio);
2413 SSL_set_accept_state(con);
2414 /* SSL_set_fd(con,s); */
2415 BIO_set_ssl(ssl_bio,con,BIO_CLOSE);
2416 BIO_push(io,ssl_bio);
2417 #ifdef CHARSET_EBCDIC
2418 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()),io);
2419 #endif
2420
2421 if (s_debug)
2422 {
2423 con->debug=1;
2424 BIO_set_callback(SSL_get_rbio(con),bio_dump_callback);
2425 BIO_set_callback_arg(SSL_get_rbio(con),(char *)bio_s_out);
2426 }
2427 if (s_msg)
2428 {
2429 SSL_set_msg_callback(con, msg_cb);
2430 SSL_set_msg_callback_arg(con, bio_s_out);
2431 }
2432
2433 for (;;)
2434 {
2435 if (hack)
2436 {
2437 i=SSL_accept(con);
2438
2439 switch (SSL_get_error(con,i))
2440 {
2441 case SSL_ERROR_NONE:
2442 break;
2443 case SSL_ERROR_WANT_WRITE:
2444 case SSL_ERROR_WANT_READ:
2445 case SSL_ERROR_WANT_X509_LOOKUP:
2446 continue;
2447 case SSL_ERROR_SYSCALL:
2448 case SSL_ERROR_SSL:
2449 case SSL_ERROR_ZERO_RETURN:
2450 ret=1;
2451 goto err;
2452 /* break; */
2453 }
2454
2455 SSL_renegotiate(con);
2456 SSL_write(con,NULL,0);
2457 }
2458
2459 i=BIO_gets(io,buf,bufsize-1);
2460 if (i < 0) /* error */
2461 {
2462 if (!BIO_should_retry(io))
2463 {
2464 if (!s_quiet)
2465 ERR_print_errors(bio_err);
2466 goto err;
2467 }
2468 else
2469 {
2470 BIO_printf(bio_s_out,"read R BLOCK\n");
2471 #if defined(OPENSSL_SYS_NETWARE)
2472 delay(1000);
2473 #elif !defined(OPENSSL_SYS_MSDOS) && !defined(__DJGPP__)
2474 sleep(1);
2475 #endif
2476 continue;
2477 }
2478 }
2479 else if (i == 0) /* end of input */
2480 {
2481 ret=1;
2482 goto end;
2483 }
2484
2485 /* else we have data */
2486 if ( ((www == 1) && (strncmp("GET ",buf,4) == 0)) ||
2487 ((www == 2) && (strncmp("GET /stats ",buf,10) == 0)))
2488 {
2489 char *p;
2490 X509 *peer;
2491 STACK_OF(SSL_CIPHER) *sk;
2492 static const char *space=" ";
2493
2494 if (www == 1 && strncmp("GET /reneg", buf, 10) == 0)
2495 {
2496 if (strncmp("GET /renegcert", buf, 14) == 0)
2497 SSL_set_verify(con,
2498 SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE,NULL);
2499 i=SSL_renegotiate(con);
2500 BIO_printf(bio_s_out, "SSL_renegotiate -> %d\n",i);
2501 i=SSL_do_handshake(con);
2502 if (i <= 0)
2503 {
2504 BIO_printf(bio_s_out, "SSL_do_handshake() Retval %d\n", SSL_get_error(con, i));
2505 ERR_print_errors(bio_err);
2506 goto err;
2507 }
2508 /* EVIL HACK! */
2509 con->state = SSL_ST_ACCEPT;
2510 i=SSL_do_handshake(con);
2511 BIO_printf(bio_s_out, "SSL_do_handshake -> %d\n",i);
2512 if (i <= 0)
2513 {
2514 BIO_printf(bio_s_out, "SSL_do_handshake() Retval %d\n", SSL_get_error(con, i));
2515 ERR_print_errors(bio_err);
2516 goto err;
2517 }
2518 }
2519
2520 BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
2521 BIO_puts(io,"<HTML><BODY BGCOLOR=\"#ffffff\">\n");
2522 BIO_puts(io,"<pre>\n");
2523 /* BIO_puts(io,SSLeay_version(SSLEAY_VERSION));*/
2524 BIO_puts(io,"\n");
2525 for (i=0; i<local_argc; i++)
2526 {
2527 BIO_puts(io,local_argv[i]);
2528 BIO_write(io," ",1);
2529 }
2530 BIO_puts(io,"\n");
2531
2532 BIO_printf(io,
2533 "Secure Renegotiation IS%s supported\n",
2534 SSL_get_secure_renegotiation_support(con) ?
2535 "" : " NOT");
2536
2537 /* The following is evil and should not really
2538 * be done */
2539 BIO_printf(io,"Ciphers supported in s_server binary\n");
2540 sk=SSL_get_ciphers(con);
2541 j=sk_SSL_CIPHER_num(sk);
2542 for (i=0; i<j; i++)
2543 {
2544 c=sk_SSL_CIPHER_value(sk,i);
2545 BIO_printf(io,"%-11s:%-25s",
2546 SSL_CIPHER_get_version(c),
2547 SSL_CIPHER_get_name(c));
2548 if ((((i+1)%2) == 0) && (i+1 != j))
2549 BIO_puts(io,"\n");
2550 }
2551 BIO_puts(io,"\n");
2552 p=SSL_get_shared_ciphers(con,buf,bufsize);
2553 if (p != NULL)
2554 {
2555 BIO_printf(io,"---\nCiphers common between both SSL end points:\n");
2556 j=i=0;
2557 while (*p)
2558 {
2559 if (*p == ':')
2560 {
2561 BIO_write(io,space,26-j);
2562 i++;
2563 j=0;
2564 BIO_write(io,((i%3)?" ":"\n"),1);
2565 }
2566 else
2567 {
2568 BIO_write(io,p,1);
2569 j++;
2570 }
2571 p++;
2572 }
2573 BIO_puts(io,"\n");
2574 }
2575 BIO_printf(io,((con->hit)
2576 ?"---\nReused, "
2577 :"---\nNew, "));
2578 c=SSL_get_current_cipher(con);
2579 BIO_printf(io,"%s, Cipher is %s\n",
2580 SSL_CIPHER_get_version(c),
2581 SSL_CIPHER_get_name(c));
2582 SSL_SESSION_print(io,SSL_get_session(con));
2583 BIO_printf(io,"---\n");
2584 print_stats(io,SSL_get_SSL_CTX(con));
2585 BIO_printf(io,"---\n");
2586 peer=SSL_get_peer_certificate(con);
2587 if (peer != NULL)
2588 {
2589 BIO_printf(io,"Client certificate\n");
2590 X509_print(io,peer);
2591 PEM_write_bio_X509(io,peer);
2592 }
2593 else
2594 BIO_puts(io,"no client certificate available\n");
2595 BIO_puts(io,"</BODY></HTML>\r\n\r\n");
2596 break;
2597 }
2598 else if ((www == 2 || www == 3)
2599 && (strncmp("GET /",buf,5) == 0))
2600 {
2601 BIO *file;
2602 char *p,*e;
2603 static const char *text="HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n";
2604
2605 /* skip the '/' */
2606 p= &(buf[5]);
2607
2608 dot = 1;
2609 for (e=p; *e != '\0'; e++)
2610 {
2611 if (e[0] == ' ')
2612 break;
2613
2614 switch (dot)
2615 {
2616 case 1:
2617 dot = (e[0] == '.') ? 2 : 0;
2618 break;
2619 case 2:
2620 dot = (e[0] == '.') ? 3 : 0;
2621 break;
2622 case 3:
2623 dot = (e[0] == '/') ? -1 : 0;
2624 break;
2625 }
2626 if (dot == 0)
2627 dot = (e[0] == '/') ? 1 : 0;
2628 }
2629 dot = (dot == 3) || (dot == -1); /* filename contains ".." component */
2630
2631 if (*e == '\0')
2632 {
2633 BIO_puts(io,text);
2634 BIO_printf(io,"'%s' is an invalid file name\r\n",p);
2635 break;
2636 }
2637 *e='\0';
2638
2639 if (dot)
2640 {
2641 BIO_puts(io,text);
2642 BIO_printf(io,"'%s' contains '..' reference\r\n",p);
2643 break;
2644 }
2645
2646 if (*p == '/')
2647 {
2648 BIO_puts(io,text);
2649 BIO_printf(io,"'%s' is an invalid path\r\n",p);
2650 break;
2651 }
2652
2653 #if 0
2654 /* append if a directory lookup */
2655 if (e[-1] == '/')
2656 strcat(p,"index.html");
2657 #endif
2658
2659 /* if a directory, do the index thang */
2660 if (app_isdir(p)>0)
2661 {
2662 #if 0 /* must check buffer size */
2663 strcat(p,"/index.html");
2664 #else
2665 BIO_puts(io,text);
2666 BIO_printf(io,"'%s' is a directory\r\n",p);
2667 break;
2668 #endif
2669 }
2670
2671 if ((file=BIO_new_file(p,"r")) == NULL)
2672 {
2673 BIO_puts(io,text);
2674 BIO_printf(io,"Error opening '%s'\r\n",p);
2675 ERR_print_errors(io);
2676 break;
2677 }
2678
2679 if (!s_quiet)
2680 BIO_printf(bio_err,"FILE:%s\n",p);
2681
2682 if (www == 2)
2683 {
2684 i=strlen(p);
2685 if ( ((i > 5) && (strcmp(&(p[i-5]),".html") == 0)) ||
2686 ((i > 4) && (strcmp(&(p[i-4]),".php") == 0)) ||
2687 ((i > 4) && (strcmp(&(p[i-4]),".htm") == 0)))
2688 BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
2689 else
2690 BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n");
2691 }
2692 /* send the file */
2693 for (;;)
2694 {
2695 i=BIO_read(file,buf,bufsize);
2696 if (i <= 0) break;
2697
2698 #ifdef RENEG
2699 total_bytes+=i;
2700 fprintf(stderr,"%d\n",i);
2701 if (total_bytes > 3*1024)
2702 {
2703 total_bytes=0;
2704 fprintf(stderr,"RENEGOTIATE\n");
2705 SSL_renegotiate(con);
2706 }
2707 #endif
2708
2709 for (j=0; j<i; )
2710 {
2711 #ifdef RENEG
2712 { static count=0; if (++count == 13) { SSL_renegotiate(con); } }
2713 #endif
2714 k=BIO_write(io,&(buf[j]),i-j);
2715 if (k <= 0)
2716 {
2717 if (!BIO_should_retry(io))
2718 goto write_error;
2719 else
2720 {
2721 BIO_printf(bio_s_out,"rwrite W BLOCK\n");
2722 }
2723 }
2724 else
2725 {
2726 j+=k;
2727 }
2728 }
2729 }
2730 write_error:
2731 BIO_free(file);
2732 break;
2733 }
2734 }
2735
2736 for (;;)
2737 {
2738 i=(int)BIO_flush(io);
2739 if (i <= 0)
2740 {
2741 if (!BIO_should_retry(io))
2742 break;
2743 }
2744 else
2745 break;
2746 }
2747 end:
2748 #if 1
2749 /* make sure we re-use sessions */
2750 SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN);
2751 #else
2752 /* This kills performance */
2753 /* SSL_shutdown(con); A shutdown gets sent in the
2754 * BIO_free_all(io) procession */
2755 #endif
2756
2757 err:
2758
2759 if (ret >= 0)
2760 BIO_printf(bio_s_out,"ACCEPT\n");
2761
2762 if (buf != NULL) OPENSSL_free(buf);
2763 if (io != NULL) BIO_free_all(io);
2764 /* if (ssl_bio != NULL) BIO_free(ssl_bio);*/
2765 return(ret);
2766 }
2767
2768 #ifndef OPENSSL_NO_RSA
2769 static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength)
2770 {
2771 BIGNUM *bn = NULL;
2772 static RSA *rsa_tmp=NULL;
2773
2774 if (!rsa_tmp && ((bn = BN_new()) == NULL))
2775 BIO_printf(bio_err,"Allocation error in generating RSA key\n");
2776 if (!rsa_tmp && bn)
2777 {
2778 if (!s_quiet)
2779 {
2780 BIO_printf(bio_err,"Generating temp (%d bit) RSA key...",keylength);
2781 (void)BIO_flush(bio_err);
2782 }
2783 if(!BN_set_word(bn, RSA_F4) || ((rsa_tmp = RSA_new()) == NULL) ||
2784 !RSA_generate_key_ex(rsa_tmp, keylength, bn, NULL))
2785 {
2786 if(rsa_tmp) RSA_free(rsa_tmp);
2787 rsa_tmp = NULL;
2788 }
2789 if (!s_quiet)
2790 {
2791 BIO_printf(bio_err,"\n");
2792 (void)BIO_flush(bio_err);
2793 }
2794 BN_free(bn);
2795 }
2796 return(rsa_tmp);
2797 }
2798 #endif
2799
2800 #define MAX_SESSION_ID_ATTEMPTS 10
2801 static int generate_session_id(const SSL *ssl, unsigned char *id,
2802 unsigned int *id_len)
2803 {
2804 unsigned int count = 0;
2805 do {
2806 RAND_pseudo_bytes(id, *id_len);
2807 /* Prefix the session_id with the required prefix. NB: If our
2808 * prefix is too long, clip it - but there will be worse effects
2809 * anyway, eg. the server could only possibly create 1 session
2810 * ID (ie. the prefix!) so all future session negotiations will
2811 * fail due to conflicts. */
2812 memcpy(id, session_id_prefix,
2813 (strlen(session_id_prefix) < *id_len) ?
2814 strlen(session_id_prefix) : *id_len);
2815 }
2816 while(SSL_has_matching_session_id(ssl, id, *id_len) &&
2817 (++count < MAX_SESSION_ID_ATTEMPTS));
2818 if(count >= MAX_SESSION_ID_ATTEMPTS)
2819 return 0;
2820 return 1;
2821 }
2822
2823 /* By default s_server uses an in-memory cache which caches SSL_SESSION
2824 * structures without any serialisation. This hides some bugs which only
2825 * become apparent in deployed servers. By implementing a basic external
2826 * session cache some issues can be debugged using s_server.
2827 */
2828
2829 typedef struct simple_ssl_session_st
2830 {
2831 unsigned char *id;
2832 int idlen;
2833 unsigned char *der;
2834 int derlen;
2835 struct simple_ssl_session_st *next;
2836 } simple_ssl_session;
2837
2838 static simple_ssl_session *first = NULL;
2839
2840 static int add_session(SSL *ssl, SSL_SESSION *session)
2841 {
2842 simple_ssl_session *sess;
2843 unsigned char *p;
2844
2845 sess = OPENSSL_malloc(sizeof(simple_ssl_session));
2846
2847 sess->idlen = session->session_id_length;
2848 sess->derlen = i2d_SSL_SESSION(session, NULL);
2849
2850 sess->id = BUF_memdup(session->session_id, sess->idlen);
2851
2852 sess->der = OPENSSL_malloc(sess->derlen);
2853 p = sess->der;
2854 i2d_SSL_SESSION(session, &p);
2855
2856 sess->next = first;
2857 first = sess;
2858 BIO_printf(bio_err, "New session added to external cache\n");
2859 return 0;
2860 }
2861
2862 static SSL_SESSION *get_session(SSL *ssl, unsigned char *id, int idlen,
2863 int *do_copy)
2864 {
2865 simple_ssl_session *sess;
2866 *do_copy = 0;
2867 for (sess = first; sess; sess = sess->next)
2868 {
2869 if (idlen == sess->idlen && !memcmp(sess->id, id, idlen))
2870 {
2871 const unsigned char *p = sess->der;
2872 BIO_printf(bio_err, "Lookup session: cache hit\n");
2873 return d2i_SSL_SESSION(NULL, &p, sess->derlen);
2874 }
2875 }
2876 BIO_printf(bio_err, "Lookup session: cache miss\n");
2877 return NULL;
2878 }
2879
2880 static void del_session(SSL_CTX *sctx, SSL_SESSION *session)
2881 {
2882 simple_ssl_session *sess, *prev = NULL;
2883 unsigned char *id = session->session_id;
2884 int idlen = session->session_id_length;
2885 for (sess = first; sess; sess = sess->next)
2886 {
2887 if (idlen == sess->idlen && !memcmp(sess->id, id, idlen))
2888 {
2889 if(prev)
2890 prev->next = sess->next;
2891 else
2892 first = sess->next;
2893 OPENSSL_free(sess->id);
2894 OPENSSL_free(sess->der);
2895 OPENSSL_free(sess);
2896 return;
2897 }
2898 prev = sess;
2899 }
2900 }
2901
2902 static void init_session_cache_ctx(SSL_CTX *sctx)
2903 {
2904 SSL_CTX_set_session_cache_mode(sctx,
2905 SSL_SESS_CACHE_NO_INTERNAL|SSL_SESS_CACHE_SERVER);
2906 SSL_CTX_sess_set_new_cb(sctx, add_session);
2907 SSL_CTX_sess_set_get_cb(sctx, get_session);
2908 SSL_CTX_sess_set_remove_cb(sctx, del_session);
2909 }
2910
2911 static void free_sessions(void)
2912 {
2913 simple_ssl_session *sess, *tsess;
2914 for (sess = first; sess;)
2915 {
2916 OPENSSL_free(sess->id);
2917 OPENSSL_free(sess->der);
2918 tsess = sess;
2919 sess = sess->next;
2920 OPENSSL_free(tsess);
2921 }
2922 first = NULL;
2923 }
2924
2925
2926
2927
2928
2929
2930
2931
2932
2933
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