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OpenSSL 1.0.2g
[tomato.git] / release / src / router / openssl / apps / s_server.c
blob09c755b55cfe16fb16a126d0d40e88b4f90e997f
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 /*
144 * Until the key-gen callbacks are modified to use newer prototypes, we allow
145 * deprecated functions for openssl-internal code
146 */
147 #ifdef OPENSSL_NO_DEPRECATED
148 # undef OPENSSL_NO_DEPRECATED
149 #endif
150
151 #include <assert.h>
152 #include <ctype.h>
153 #include <stdio.h>
154 #include <stdlib.h>
155 #include <string.h>
156
157 #include <openssl/e_os2.h>
158 #ifdef OPENSSL_NO_STDIO
159 # define APPS_WIN16
160 #endif
161
162 /* conflicts with winsock2 stuff on netware */
163 #if !defined(OPENSSL_SYS_NETWARE)
164 # include <sys/types.h>
165 #endif
166
167 /*
168 * With IPv6, it looks like Digital has mixed up the proper order of
169 * recursive header file inclusion, resulting in the compiler complaining
170 * that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which is
171 * needed to have fileno() declared correctly... So let's define u_int
172 */
173 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
174 # define __U_INT
175 typedef unsigned int u_int;
176 #endif
177
178 #include <openssl/lhash.h>
179 #include <openssl/bn.h>
180 #define USE_SOCKETS
181 #include "apps.h"
182 #include <openssl/err.h>
183 #include <openssl/pem.h>
184 #include <openssl/x509.h>
185 #include <openssl/ssl.h>
186 #include <openssl/rand.h>
187 #include <openssl/ocsp.h>
188 #ifndef OPENSSL_NO_DH
189 # include <openssl/dh.h>
190 #endif
191 #ifndef OPENSSL_NO_RSA
192 # include <openssl/rsa.h>
193 #endif
194 #ifndef OPENSSL_NO_SRP
195 # include <openssl/srp.h>
196 #endif
197 #include "s_apps.h"
198 #include "timeouts.h"
199
200 #if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000)
201 /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */
202 # undef FIONBIO
203 #endif
204
205 #if defined(OPENSSL_SYS_BEOS_R5)
206 # include <fcntl.h>
207 #endif
208
209 #ifndef OPENSSL_NO_RSA
210 static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength);
211 #endif
212 static int sv_body(char *hostname, int s, int stype, unsigned char *context);
213 static int www_body(char *hostname, int s, int stype, unsigned char *context);
214 static int rev_body(char *hostname, int s, int stype, unsigned char *context);
215 static void close_accept_socket(void);
216 static void sv_usage(void);
217 static int init_ssl_connection(SSL *s);
218 static void print_stats(BIO *bp, SSL_CTX *ctx);
219 static int generate_session_id(const SSL *ssl, unsigned char *id,
220 unsigned int *id_len);
221 static void init_session_cache_ctx(SSL_CTX *sctx);
222 static void free_sessions(void);
223 #ifndef OPENSSL_NO_DH
224 static DH *load_dh_param(const char *dhfile);
225 static DH *get_dh2048(void);
226 #endif
227
228 #ifdef MONOLITH
229 static void s_server_init(void);
230 #endif
231
232 #ifndef OPENSSL_NO_DH
233 static unsigned char dh2048_p[] = {
234 0xF6,0x42,0x57,0xB7,0x08,0x7F,0x08,0x17,0x72,0xA2,0xBA,0xD6,
235 0xA9,0x42,0xF3,0x05,0xE8,0xF9,0x53,0x11,0x39,0x4F,0xB6,0xF1,
236 0x6E,0xB9,0x4B,0x38,0x20,0xDA,0x01,0xA7,0x56,0xA3,0x14,0xE9,
237 0x8F,0x40,0x55,0xF3,0xD0,0x07,0xC6,0xCB,0x43,0xA9,0x94,0xAD,
238 0xF7,0x4C,0x64,0x86,0x49,0xF8,0x0C,0x83,0xBD,0x65,0xE9,0x17,
239 0xD4,0xA1,0xD3,0x50,0xF8,0xF5,0x59,0x5F,0xDC,0x76,0x52,0x4F,
240 0x3D,0x3D,0x8D,0xDB,0xCE,0x99,0xE1,0x57,0x92,0x59,0xCD,0xFD,
241 0xB8,0xAE,0x74,0x4F,0xC5,0xFC,0x76,0xBC,0x83,0xC5,0x47,0x30,
242 0x61,0xCE,0x7C,0xC9,0x66,0xFF,0x15,0xF9,0xBB,0xFD,0x91,0x5E,
243 0xC7,0x01,0xAA,0xD3,0x5B,0x9E,0x8D,0xA0,0xA5,0x72,0x3A,0xD4,
244 0x1A,0xF0,0xBF,0x46,0x00,0x58,0x2B,0xE5,0xF4,0x88,0xFD,0x58,
245 0x4E,0x49,0xDB,0xCD,0x20,0xB4,0x9D,0xE4,0x91,0x07,0x36,0x6B,
246 0x33,0x6C,0x38,0x0D,0x45,0x1D,0x0F,0x7C,0x88,0xB3,0x1C,0x7C,
247 0x5B,0x2D,0x8E,0xF6,0xF3,0xC9,0x23,0xC0,0x43,0xF0,0xA5,0x5B,
248 0x18,0x8D,0x8E,0xBB,0x55,0x8C,0xB8,0x5D,0x38,0xD3,0x34,0xFD,
249 0x7C,0x17,0x57,0x43,0xA3,0x1D,0x18,0x6C,0xDE,0x33,0x21,0x2C,
250 0xB5,0x2A,0xFF,0x3C,0xE1,0xB1,0x29,0x40,0x18,0x11,0x8D,0x7C,
251 0x84,0xA7,0x0A,0x72,0xD6,0x86,0xC4,0x03,0x19,0xC8,0x07,0x29,
252 0x7A,0xCA,0x95,0x0C,0xD9,0x96,0x9F,0xAB,0xD0,0x0A,0x50,0x9B,
253 0x02,0x46,0xD3,0x08,0x3D,0x66,0xA4,0x5D,0x41,0x9F,0x9C,0x7C,
254 0xBD,0x89,0x4B,0x22,0x19,0x26,0xBA,0xAB,0xA2,0x5E,0xC3,0x55,
255 0xE9,0x32,0x0B,0x3B,
256 };
257
258 static unsigned char dh2048_g[] = {
259 0x02,
260 };
261
262 DH *get_dh2048()
263 {
264 DH *dh;
265
266 if ((dh = DH_new()) == NULL)
267 return NULL;
268 dh->p=BN_bin2bn(dh2048_p, sizeof(dh2048_p), NULL);
269 dh->g=BN_bin2bn(dh2048_g, sizeof(dh2048_g), NULL);
270 if (dh->p == NULL || dh->g == NULL) {
271 DH_free(dh);
272 return NULL;
273 }
274 return dh;
275 }
276 #endif
277
278 /* static int load_CA(SSL_CTX *ctx, char *file);*/
279
280 #undef BUFSIZZ
281 #define BUFSIZZ 16*1024
282 static int bufsize = BUFSIZZ;
283 static int accept_socket = -1;
284
285 #define TEST_CERT "server.pem"
286 #ifndef OPENSSL_NO_TLSEXT
287 # define TEST_CERT2 "server2.pem"
288 #endif
289 #undef PROG
290 #define PROG s_server_main
291
292 extern int verify_depth, verify_return_error, verify_quiet;
293
294 static int s_server_verify = SSL_VERIFY_NONE;
295 static int s_server_session_id_context = 1; /* anything will do */
296 static const char *s_cert_file = TEST_CERT, *s_key_file =
297 NULL, *s_chain_file = NULL;
298 #ifndef OPENSSL_NO_TLSEXT
299 static const char *s_cert_file2 = TEST_CERT2, *s_key_file2 = NULL;
300 #endif
301 static char *s_dcert_file = NULL, *s_dkey_file = NULL, *s_dchain_file = NULL;
302 #ifdef FIONBIO
303 static int s_nbio = 0;
304 #endif
305 static int s_nbio_test = 0;
306 int s_crlf = 0;
307 static SSL_CTX *ctx = NULL;
308 #ifndef OPENSSL_NO_TLSEXT
309 static SSL_CTX *ctx2 = NULL;
310 #endif
311 static int www = 0;
312
313 static BIO *bio_s_out = NULL;
314 static BIO *bio_s_msg = NULL;
315 static int s_debug = 0;
316 #ifndef OPENSSL_NO_TLSEXT
317 static int s_tlsextdebug = 0;
318 static int s_tlsextstatus = 0;
319 static int cert_status_cb(SSL *s, void *arg);
320 #endif
321 static int no_resume_ephemeral = 0;
322 static int s_msg = 0;
323 static int s_quiet = 0;
324 static int s_ign_eof = 0;
325 static int s_brief = 0;
326
327 static char *keymatexportlabel = NULL;
328 static int keymatexportlen = 20;
329
330 static int hack = 0;
331 #ifndef OPENSSL_NO_ENGINE
332 static char *engine_id = NULL;
333 #endif
334 static const char *session_id_prefix = NULL;
335
336 static int enable_timeouts = 0;
337 static long socket_mtu;
338 #ifndef OPENSSL_NO_DTLS1
339 static int cert_chain = 0;
340 #endif
341
342 #ifndef OPENSSL_NO_TLSEXT
343 static BIO *serverinfo_in = NULL;
344 static const char *s_serverinfo_file = NULL;
345
346 #endif
347
348 #ifndef OPENSSL_NO_PSK
349 static char *psk_identity = "Client_identity";
350 char *psk_key = NULL; /* by default PSK is not used */
351
352 static unsigned int psk_server_cb(SSL *ssl, const char *identity,
353 unsigned char *psk,
354 unsigned int max_psk_len)
355 {
356 unsigned int psk_len = 0;
357 int ret;
358 BIGNUM *bn = NULL;
359
360 if (s_debug)
361 BIO_printf(bio_s_out, "psk_server_cb\n");
362 if (!identity) {
363 BIO_printf(bio_err, "Error: client did not send PSK identity\n");
364 goto out_err;
365 }
366 if (s_debug)
367 BIO_printf(bio_s_out, "identity_len=%d identity=%s\n",
368 (int)strlen(identity), identity);
369
370 /* here we could lookup the given identity e.g. from a database */
371 if (strcmp(identity, psk_identity) != 0) {
372 BIO_printf(bio_s_out, "PSK error: client identity not found"
373 " (got '%s' expected '%s')\n", identity, psk_identity);
374 goto out_err;
375 }
376 if (s_debug)
377 BIO_printf(bio_s_out, "PSK client identity found\n");
378
379 /* convert the PSK key to binary */
380 ret = BN_hex2bn(&bn, psk_key);
381 if (!ret) {
382 BIO_printf(bio_err, "Could not convert PSK key '%s' to BIGNUM\n",
383 psk_key);
384 if (bn)
385 BN_free(bn);
386 return 0;
387 }
388 if (BN_num_bytes(bn) > (int)max_psk_len) {
389 BIO_printf(bio_err,
390 "psk buffer of callback is too small (%d) for key (%d)\n",
391 max_psk_len, BN_num_bytes(bn));
392 BN_free(bn);
393 return 0;
394 }
395
396 ret = BN_bn2bin(bn, psk);
397 BN_free(bn);
398
399 if (ret < 0)
400 goto out_err;
401 psk_len = (unsigned int)ret;
402
403 if (s_debug)
404 BIO_printf(bio_s_out, "fetched PSK len=%d\n", psk_len);
405 return psk_len;
406 out_err:
407 if (s_debug)
408 BIO_printf(bio_err, "Error in PSK server callback\n");
409 return 0;
410 }
411 #endif
412
413 #ifndef OPENSSL_NO_SRP
414 /* This is a context that we pass to callbacks */
415 typedef struct srpsrvparm_st {
416 char *login;
417 SRP_VBASE *vb;
418 SRP_user_pwd *user;
419 } srpsrvparm;
420
421 /*
422 * This callback pretends to require some asynchronous logic in order to
423 * obtain a verifier. When the callback is called for a new connection we
424 * return with a negative value. This will provoke the accept etc to return
425 * with an LOOKUP_X509. The main logic of the reinvokes the suspended call
426 * (which would normally occur after a worker has finished) and we set the
427 * user parameters.
428 */
429 static int MS_CALLBACK ssl_srp_server_param_cb(SSL *s, int *ad, void *arg)
430 {
431 srpsrvparm *p = (srpsrvparm *) arg;
432 int ret = SSL3_AL_FATAL;
433
434 if (p->login == NULL && p->user == NULL) {
435 p->login = SSL_get_srp_username(s);
436 BIO_printf(bio_err, "SRP username = \"%s\"\n", p->login);
437 return (-1);
438 }
439
440 if (p->user == NULL) {
441 BIO_printf(bio_err, "User %s doesn't exist\n", p->login);
442 goto err;
443 }
444
445 if (SSL_set_srp_server_param
446 (s, p->user->N, p->user->g, p->user->s, p->user->v,
447 p->user->info) < 0) {
448 *ad = SSL_AD_INTERNAL_ERROR;
449 goto err;
450 }
451 BIO_printf(bio_err,
452 "SRP parameters set: username = \"%s\" info=\"%s\" \n",
453 p->login, p->user->info);
454 ret = SSL_ERROR_NONE;
455
456 err:
457 SRP_user_pwd_free(p->user);
458 p->user = NULL;
459 p->login = NULL;
460 return ret;
461 }
462
463 #endif
464
465 #ifdef MONOLITH
466 static void s_server_init(void)
467 {
468 accept_socket = -1;
469 s_server_verify = SSL_VERIFY_NONE;
470 s_dcert_file = NULL;
471 s_dkey_file = NULL;
472 s_dchain_file = NULL;
473 s_cert_file = TEST_CERT;
474 s_key_file = NULL;
475 s_chain_file = NULL;
476 # ifndef OPENSSL_NO_TLSEXT
477 s_cert_file2 = TEST_CERT2;
478 s_key_file2 = NULL;
479 ctx2 = NULL;
480 # endif
481 # ifdef FIONBIO
482 s_nbio = 0;
483 # endif
484 s_nbio_test = 0;
485 ctx = NULL;
486 www = 0;
487
488 bio_s_out = NULL;
489 s_debug = 0;
490 s_msg = 0;
491 s_quiet = 0;
492 s_brief = 0;
493 hack = 0;
494 # ifndef OPENSSL_NO_ENGINE
495 engine_id = NULL;
496 # endif
497 }
498 #endif
499
500 static void sv_usage(void)
501 {
502 BIO_printf(bio_err, "usage: s_server [args ...]\n");
503 BIO_printf(bio_err, "\n");
504 BIO_printf(bio_err,
505 " -accept arg - port to accept on (default is %d)\n", PORT);
506 BIO_printf(bio_err,
507 " -verify_hostname host - check peer certificate matches \"host\"\n");
508 BIO_printf(bio_err,
509 " -verify_email email - check peer certificate matches \"email\"\n");
510 BIO_printf(bio_err,
511 " -verify_ip ipaddr - check peer certificate matches \"ipaddr\"\n");
512 BIO_printf(bio_err, " -context arg - set session ID context\n");
513 BIO_printf(bio_err,
514 " -verify arg - turn on peer certificate verification\n");
515 BIO_printf(bio_err,
516 " -Verify arg - turn on peer certificate verification, must have a cert.\n");
517 BIO_printf(bio_err,
518 " -verify_return_error - return verification errors\n");
519 BIO_printf(bio_err, " -cert arg - certificate file to use\n");
520 BIO_printf(bio_err, " (default is %s)\n", TEST_CERT);
521 #ifndef OPENSSL_NO_TLSEXT
522 BIO_printf(bio_err,
523 " -serverinfo arg - PEM serverinfo file for certificate\n");
524 BIO_printf(bio_err,
525 " -auth - send and receive RFC 5878 TLS auth extensions and supplemental data\n");
526 BIO_printf(bio_err,
527 " -auth_require_reneg - Do not send TLS auth extensions until renegotiation\n");
528 #endif
529 BIO_printf(bio_err,
530 " -no_resumption_on_reneg - set SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION flag\n");
531 BIO_printf(bio_err,
532 " -crl_check - check the peer certificate has not been revoked by its CA.\n"
533 " The CRL(s) are appended to the certificate file\n");
534 BIO_printf(bio_err,
535 " -crl_check_all - check the peer certificate has not been revoked by its CA\n"
536 " or any other CRL in the CA chain. CRL(s) are appened to the\n"
537 " the certificate file.\n");
538 BIO_printf(bio_err,
539 " -certform arg - certificate format (PEM or DER) PEM default\n");
540 BIO_printf(bio_err,
541 " -key arg - Private Key file to use, in cert file if\n");
542 BIO_printf(bio_err, " not specified (default is %s)\n",
543 TEST_CERT);
544 BIO_printf(bio_err,
545 " -keyform arg - key format (PEM, DER or ENGINE) PEM default\n");
546 BIO_printf(bio_err,
547 " -pass arg - private key file pass phrase source\n");
548 BIO_printf(bio_err,
549 " -dcert arg - second certificate file to use (usually for DSA)\n");
550 BIO_printf(bio_err,
551 " -dcertform x - second certificate format (PEM or DER) PEM default\n");
552 BIO_printf(bio_err,
553 " -dkey arg - second private key file to use (usually for DSA)\n");
554 BIO_printf(bio_err,
555 " -dkeyform arg - second key format (PEM, DER or ENGINE) PEM default\n");
556 BIO_printf(bio_err,
557 " -dpass arg - second private key file pass phrase source\n");
558 BIO_printf(bio_err,
559 " -dhparam arg - DH parameter file to use, in cert file if not specified\n");
560 BIO_printf(bio_err,
561 " or a default set of parameters is used\n");
562 #ifndef OPENSSL_NO_ECDH
563 BIO_printf(bio_err,
564 " -named_curve arg - Elliptic curve name to use for ephemeral ECDH keys.\n"
565 " Use \"openssl ecparam -list_curves\" for all names\n"
566 " (default is nistp256).\n");
567 #endif
568 #ifdef FIONBIO
569 BIO_printf(bio_err, " -nbio - Run with non-blocking IO\n");
570 #endif
571 BIO_printf(bio_err,
572 " -nbio_test - test with the non-blocking test bio\n");
573 BIO_printf(bio_err,
574 " -crlf - convert LF from terminal into CRLF\n");
575 BIO_printf(bio_err, " -debug - Print more output\n");
576 BIO_printf(bio_err, " -msg - Show protocol messages\n");
577 BIO_printf(bio_err, " -state - Print the SSL states\n");
578 BIO_printf(bio_err, " -CApath arg - PEM format directory of CA's\n");
579 BIO_printf(bio_err, " -CAfile arg - PEM format file of CA's\n");
580 BIO_printf(bio_err,
581 " -no_alt_chains - only ever use the first certificate chain found\n");
582 BIO_printf(bio_err,
583 " -nocert - Don't use any certificates (Anon-DH)\n");
584 BIO_printf(bio_err,
585 " -cipher arg - play with 'openssl ciphers' to see what goes here\n");
586 BIO_printf(bio_err, " -serverpref - Use server's cipher preferences\n");
587 BIO_printf(bio_err, " -quiet - No server output\n");
588 BIO_printf(bio_err, " -no_tmp_rsa - Do not generate a tmp RSA key\n");
589 #ifndef OPENSSL_NO_PSK
590 BIO_printf(bio_err, " -psk_hint arg - PSK identity hint to use\n");
591 BIO_printf(bio_err, " -psk arg - PSK in hex (without 0x)\n");
592 # ifndef OPENSSL_NO_JPAKE
593 BIO_printf(bio_err, " -jpake arg - JPAKE secret to use\n");
594 # endif
595 #endif
596 #ifndef OPENSSL_NO_SRP
597 BIO_printf(bio_err, " -srpvfile file - The verifier file for SRP\n");
598 BIO_printf(bio_err,
599 " -srpuserseed string - A seed string for a default user salt.\n");
600 #endif
601 BIO_printf(bio_err, " -ssl2 - Just talk SSLv2\n");
602 #ifndef OPENSSL_NO_SSL3_METHOD
603 BIO_printf(bio_err, " -ssl3 - Just talk SSLv3\n");
604 #endif
605 BIO_printf(bio_err, " -tls1_2 - Just talk TLSv1.2\n");
606 BIO_printf(bio_err, " -tls1_1 - Just talk TLSv1.1\n");
607 BIO_printf(bio_err, " -tls1 - Just talk TLSv1\n");
608 BIO_printf(bio_err, " -dtls1 - Just talk DTLSv1\n");
609 BIO_printf(bio_err, " -dtls1_2 - Just talk DTLSv1.2\n");
610 BIO_printf(bio_err, " -timeout - Enable timeouts\n");
611 BIO_printf(bio_err, " -mtu - Set link layer MTU\n");
612 BIO_printf(bio_err, " -chain - Read a certificate chain\n");
613 BIO_printf(bio_err, " -no_ssl2 - Just disable SSLv2\n");
614 BIO_printf(bio_err, " -no_ssl3 - Just disable SSLv3\n");
615 BIO_printf(bio_err, " -no_tls1 - Just disable TLSv1\n");
616 BIO_printf(bio_err, " -no_tls1_1 - Just disable TLSv1.1\n");
617 BIO_printf(bio_err, " -no_tls1_2 - Just disable TLSv1.2\n");
618 #ifndef OPENSSL_NO_DH
619 BIO_printf(bio_err, " -no_dhe - Disable ephemeral DH\n");
620 #endif
621 #ifndef OPENSSL_NO_ECDH
622 BIO_printf(bio_err, " -no_ecdhe - Disable ephemeral ECDH\n");
623 #endif
624 BIO_printf(bio_err, " -bugs - Turn on SSL bug compatibility\n");
625 BIO_printf(bio_err,
626 " -hack - workaround for early Netscape code\n");
627 BIO_printf(bio_err,
628 " -www - Respond to a 'GET /' with a status page\n");
629 BIO_printf(bio_err,
630 " -WWW - Respond to a 'GET /<path> HTTP/1.0' with file ./<path>\n");
631 BIO_printf(bio_err,
632 " -HTTP - Respond to a 'GET /<path> HTTP/1.0' with file ./<path>\n");
633 BIO_printf(bio_err,
634 " with the assumption it contains a complete HTTP response.\n");
635 #ifndef OPENSSL_NO_ENGINE
636 BIO_printf(bio_err,
637 " -engine id - Initialise and use the specified engine\n");
638 #endif
639 BIO_printf(bio_err,
640 " -id_prefix arg - Generate SSL/TLS session IDs prefixed by 'arg'\n");
641 BIO_printf(bio_err, " -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR,
642 LIST_SEPARATOR_CHAR);
643 #ifndef OPENSSL_NO_TLSEXT
644 BIO_printf(bio_err,
645 " -servername host - servername for HostName TLS extension\n");
646 BIO_printf(bio_err,
647 " -servername_fatal - on mismatch send fatal alert (default warning alert)\n");
648 BIO_printf(bio_err,
649 " -cert2 arg - certificate file to use for servername\n");
650 BIO_printf(bio_err, " (default is %s)\n", TEST_CERT2);
651 BIO_printf(bio_err,
652 " -key2 arg - Private Key file to use for servername, in cert file if\n");
653 BIO_printf(bio_err, " not specified (default is %s)\n",
654 TEST_CERT2);
655 BIO_printf(bio_err,
656 " -tlsextdebug - hex dump of all TLS extensions received\n");
657 BIO_printf(bio_err,
658 " -no_ticket - disable use of RFC4507bis session tickets\n");
659 BIO_printf(bio_err,
660 " -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n");
661 BIO_printf(bio_err,
662 " -sigalgs arg - Signature algorithms to support (colon-separated list)\n");
663 BIO_printf(bio_err,
664 " -client_sigalgs arg - Signature algorithms to support for client \n");
665 BIO_printf(bio_err,
666 " certificate authentication (colon-separated list)\n");
667 # ifndef OPENSSL_NO_NEXTPROTONEG
668 BIO_printf(bio_err,
669 " -nextprotoneg arg - set the advertised protocols for the NPN extension (comma-separated list)\n");
670 # endif
671 # ifndef OPENSSL_NO_SRTP
672 BIO_printf(bio_err,
673 " -use_srtp profiles - Offer SRTP key management with a colon-separated profile list\n");
674 # endif
675 BIO_printf(bio_err,
676 " -alpn arg - set the advertised protocols for the ALPN extension (comma-separated list)\n");
677 #endif
678 BIO_printf(bio_err,
679 " -keymatexport label - Export keying material using label\n");
680 BIO_printf(bio_err,
681 " -keymatexportlen len - Export len bytes of keying material (default 20)\n");
682 BIO_printf(bio_err,
683 " -status - respond to certificate status requests\n");
684 BIO_printf(bio_err,
685 " -status_verbose - enable status request verbose printout\n");
686 BIO_printf(bio_err,
687 " -status_timeout n - status request responder timeout\n");
688 BIO_printf(bio_err, " -status_url URL - status request fallback URL\n");
689 }
690
691 static int local_argc = 0;
692 static char **local_argv;
693
694 #ifdef CHARSET_EBCDIC
695 static int ebcdic_new(BIO *bi);
696 static int ebcdic_free(BIO *a);
697 static int ebcdic_read(BIO *b, char *out, int outl);
698 static int ebcdic_write(BIO *b, const char *in, int inl);
699 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr);
700 static int ebcdic_gets(BIO *bp, char *buf, int size);
701 static int ebcdic_puts(BIO *bp, const char *str);
702
703 # define BIO_TYPE_EBCDIC_FILTER (18|0x0200)
704 static BIO_METHOD methods_ebcdic = {
705 BIO_TYPE_EBCDIC_FILTER,
706 "EBCDIC/ASCII filter",
707 ebcdic_write,
708 ebcdic_read,
709 ebcdic_puts,
710 ebcdic_gets,
711 ebcdic_ctrl,
712 ebcdic_new,
713 ebcdic_free,
714 };
715
716 typedef struct {
717 size_t alloced;
718 char buff[1];
719 } EBCDIC_OUTBUFF;
720
721 BIO_METHOD *BIO_f_ebcdic_filter()
722 {
723 return (&methods_ebcdic);
724 }
725
726 static int ebcdic_new(BIO *bi)
727 {
728 EBCDIC_OUTBUFF *wbuf;
729
730 wbuf = (EBCDIC_OUTBUFF *) OPENSSL_malloc(sizeof(EBCDIC_OUTBUFF) + 1024);
731 if (!wbuf)
732 return 0;
733 wbuf->alloced = 1024;
734 wbuf->buff[0] = '\0';
735
736 bi->ptr = (char *)wbuf;
737 bi->init = 1;
738 bi->flags = 0;
739 return (1);
740 }
741
742 static int ebcdic_free(BIO *a)
743 {
744 if (a == NULL)
745 return (0);
746 if (a->ptr != NULL)
747 OPENSSL_free(a->ptr);
748 a->ptr = NULL;
749 a->init = 0;
750 a->flags = 0;
751 return (1);
752 }
753
754 static int ebcdic_read(BIO *b, char *out, int outl)
755 {
756 int ret = 0;
757
758 if (out == NULL || outl == 0)
759 return (0);
760 if (b->next_bio == NULL)
761 return (0);
762
763 ret = BIO_read(b->next_bio, out, outl);
764 if (ret > 0)
765 ascii2ebcdic(out, out, ret);
766 return (ret);
767 }
768
769 static int ebcdic_write(BIO *b, const char *in, int inl)
770 {
771 EBCDIC_OUTBUFF *wbuf;
772 int ret = 0;
773 int num;
774 unsigned char n;
775
776 if ((in == NULL) || (inl <= 0))
777 return (0);
778 if (b->next_bio == NULL)
779 return (0);
780
781 wbuf = (EBCDIC_OUTBUFF *) b->ptr;
782
783 if (inl > (num = wbuf->alloced)) {
784 num = num + num; /* double the size */
785 if (num < inl)
786 num = inl;
787 wbuf =
788 (EBCDIC_OUTBUFF *) OPENSSL_malloc(sizeof(EBCDIC_OUTBUFF) + num);
789 if (!wbuf)
790 return 0;
791 OPENSSL_free(b->ptr);
792
793 wbuf->alloced = num;
794 wbuf->buff[0] = '\0';
795
796 b->ptr = (char *)wbuf;
797 }
798
799 ebcdic2ascii(wbuf->buff, in, inl);
800
801 ret = BIO_write(b->next_bio, wbuf->buff, inl);
802
803 return (ret);
804 }
805
806 static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr)
807 {
808 long ret;
809
810 if (b->next_bio == NULL)
811 return (0);
812 switch (cmd) {
813 case BIO_CTRL_DUP:
814 ret = 0L;
815 break;
816 default:
817 ret = BIO_ctrl(b->next_bio, cmd, num, ptr);
818 break;
819 }
820 return (ret);
821 }
822
823 static int ebcdic_gets(BIO *bp, char *buf, int size)
824 {
825 int i, ret = 0;
826 if (bp->next_bio == NULL)
827 return (0);
828 /* return(BIO_gets(bp->next_bio,buf,size));*/
829 for (i = 0; i < size - 1; ++i) {
830 ret = ebcdic_read(bp, &buf[i], 1);
831 if (ret <= 0)
832 break;
833 else if (buf[i] == '\n') {
834 ++i;
835 break;
836 }
837 }
838 if (i < size)
839 buf[i] = '\0';
840 return (ret < 0 && i == 0) ? ret : i;
841 }
842
843 static int ebcdic_puts(BIO *bp, const char *str)
844 {
845 if (bp->next_bio == NULL)
846 return (0);
847 return ebcdic_write(bp, str, strlen(str));
848 }
849 #endif
850
851 #ifndef OPENSSL_NO_TLSEXT
852
853 /* This is a context that we pass to callbacks */
854 typedef struct tlsextctx_st {
855 char *servername;
856 BIO *biodebug;
857 int extension_error;
858 } tlsextctx;
859
860 static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg)
861 {
862 tlsextctx *p = (tlsextctx *) arg;
863 const char *servername = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
864 if (servername && p->biodebug)
865 BIO_printf(p->biodebug, "Hostname in TLS extension: \"%s\"\n",
866 servername);
867
868 if (!p->servername)
869 return SSL_TLSEXT_ERR_NOACK;
870
871 if (servername) {
872 if (strcasecmp(servername, p->servername))
873 return p->extension_error;
874 if (ctx2) {
875 BIO_printf(p->biodebug, "Switching server context.\n");
876 SSL_set_SSL_CTX(s, ctx2);
877 }
878 }
879 return SSL_TLSEXT_ERR_OK;
880 }
881
882 /* Structure passed to cert status callback */
883
884 typedef struct tlsextstatusctx_st {
885 /* Default responder to use */
886 char *host, *path, *port;
887 int use_ssl;
888 int timeout;
889 BIO *err;
890 int verbose;
891 } tlsextstatusctx;
892
893 static tlsextstatusctx tlscstatp = { NULL, NULL, NULL, 0, -1, NULL, 0 };
894
895 /*
896 * Certificate Status callback. This is called when a client includes a
897 * certificate status request extension. This is a simplified version. It
898 * examines certificates each time and makes one OCSP responder query for
899 * each request. A full version would store details such as the OCSP
900 * certificate IDs and minimise the number of OCSP responses by caching them
901 * until they were considered "expired".
902 */
903
904 static int cert_status_cb(SSL *s, void *arg)
905 {
906 tlsextstatusctx *srctx = arg;
907 BIO *err = srctx->err;
908 char *host, *port, *path;
909 int use_ssl;
910 unsigned char *rspder = NULL;
911 int rspderlen;
912 STACK_OF(OPENSSL_STRING) *aia = NULL;
913 X509 *x = NULL;
914 X509_STORE_CTX inctx;
915 X509_OBJECT obj;
916 OCSP_REQUEST *req = NULL;
917 OCSP_RESPONSE *resp = NULL;
918 OCSP_CERTID *id = NULL;
919 STACK_OF(X509_EXTENSION) *exts;
920 int ret = SSL_TLSEXT_ERR_NOACK;
921 int i;
922 # if 0
923 STACK_OF(OCSP_RESPID) *ids;
924 SSL_get_tlsext_status_ids(s, &ids);
925 BIO_printf(err, "cert_status: received %d ids\n",
926 sk_OCSP_RESPID_num(ids));
927 # endif
928 if (srctx->verbose)
929 BIO_puts(err, "cert_status: callback called\n");
930 /* Build up OCSP query from server certificate */
931 x = SSL_get_certificate(s);
932 aia = X509_get1_ocsp(x);
933 if (aia) {
934 if (!OCSP_parse_url(sk_OPENSSL_STRING_value(aia, 0),
935 &host, &port, &path, &use_ssl)) {
936 BIO_puts(err, "cert_status: can't parse AIA URL\n");
937 goto err;
938 }
939 if (srctx->verbose)
940 BIO_printf(err, "cert_status: AIA URL: %s\n",
941 sk_OPENSSL_STRING_value(aia, 0));
942 } else {
943 if (!srctx->host) {
944 BIO_puts(srctx->err,
945 "cert_status: no AIA and no default responder URL\n");
946 goto done;
947 }
948 host = srctx->host;
949 path = srctx->path;
950 port = srctx->port;
951 use_ssl = srctx->use_ssl;
952 }
953
954 if (!X509_STORE_CTX_init(&inctx,
955 SSL_CTX_get_cert_store(SSL_get_SSL_CTX(s)),
956 NULL, NULL))
957 goto err;
958 if (X509_STORE_get_by_subject(&inctx, X509_LU_X509,
959 X509_get_issuer_name(x), &obj) <= 0) {
960 BIO_puts(err, "cert_status: Can't retrieve issuer certificate.\n");
961 X509_STORE_CTX_cleanup(&inctx);
962 goto done;
963 }
964 req = OCSP_REQUEST_new();
965 if (!req)
966 goto err;
967 id = OCSP_cert_to_id(NULL, x, obj.data.x509);
968 X509_free(obj.data.x509);
969 X509_STORE_CTX_cleanup(&inctx);
970 if (!id)
971 goto err;
972 if (!OCSP_request_add0_id(req, id))
973 goto err;
974 id = NULL;
975 /* Add any extensions to the request */
976 SSL_get_tlsext_status_exts(s, &exts);
977 for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
978 X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i);
979 if (!OCSP_REQUEST_add_ext(req, ext, -1))
980 goto err;
981 }
982 resp = process_responder(err, req, host, path, port, use_ssl, NULL,
983 srctx->timeout);
984 if (!resp) {
985 BIO_puts(err, "cert_status: error querying responder\n");
986 goto done;
987 }
988 rspderlen = i2d_OCSP_RESPONSE(resp, &rspder);
989 if (rspderlen <= 0)
990 goto err;
991 SSL_set_tlsext_status_ocsp_resp(s, rspder, rspderlen);
992 if (srctx->verbose) {
993 BIO_puts(err, "cert_status: ocsp response sent:\n");
994 OCSP_RESPONSE_print(err, resp, 2);
995 }
996 ret = SSL_TLSEXT_ERR_OK;
997 done:
998 if (ret != SSL_TLSEXT_ERR_OK)
999 ERR_print_errors(err);
1000 if (aia) {
1001 OPENSSL_free(host);
1002 OPENSSL_free(path);
1003 OPENSSL_free(port);
1004 X509_email_free(aia);
1005 }
1006 if (id)
1007 OCSP_CERTID_free(id);
1008 if (req)
1009 OCSP_REQUEST_free(req);
1010 if (resp)
1011 OCSP_RESPONSE_free(resp);
1012 return ret;
1013 err:
1014 ret = SSL_TLSEXT_ERR_ALERT_FATAL;
1015 goto done;
1016 }
1017
1018 # ifndef OPENSSL_NO_NEXTPROTONEG
1019 /* This is the context that we pass to next_proto_cb */
1020 typedef struct tlsextnextprotoctx_st {
1021 unsigned char *data;
1022 unsigned int len;
1023 } tlsextnextprotoctx;
1024
1025 static int next_proto_cb(SSL *s, const unsigned char **data,
1026 unsigned int *len, void *arg)
1027 {
1028 tlsextnextprotoctx *next_proto = arg;
1029
1030 *data = next_proto->data;
1031 *len = next_proto->len;
1032
1033 return SSL_TLSEXT_ERR_OK;
1034 }
1035 # endif /* ndef OPENSSL_NO_NEXTPROTONEG */
1036
1037 /* This the context that we pass to alpn_cb */
1038 typedef struct tlsextalpnctx_st {
1039 unsigned char *data;
1040 unsigned short len;
1041 } tlsextalpnctx;
1042
1043 static int alpn_cb(SSL *s, const unsigned char **out, unsigned char *outlen,
1044 const unsigned char *in, unsigned int inlen, void *arg)
1045 {
1046 tlsextalpnctx *alpn_ctx = arg;
1047
1048 if (!s_quiet) {
1049 /* We can assume that |in| is syntactically valid. */
1050 unsigned i;
1051 BIO_printf(bio_s_out, "ALPN protocols advertised by the client: ");
1052 for (i = 0; i < inlen;) {
1053 if (i)
1054 BIO_write(bio_s_out, ", ", 2);
1055 BIO_write(bio_s_out, &in[i + 1], in[i]);
1056 i += in[i] + 1;
1057 }
1058 BIO_write(bio_s_out, "\n", 1);
1059 }
1060
1061 if (SSL_select_next_proto
1062 ((unsigned char **)out, outlen, alpn_ctx->data, alpn_ctx->len, in,
1063 inlen) != OPENSSL_NPN_NEGOTIATED) {
1064 return SSL_TLSEXT_ERR_NOACK;
1065 }
1066
1067 if (!s_quiet) {
1068 BIO_printf(bio_s_out, "ALPN protocols selected: ");
1069 BIO_write(bio_s_out, *out, *outlen);
1070 BIO_write(bio_s_out, "\n", 1);
1071 }
1072
1073 return SSL_TLSEXT_ERR_OK;
1074 }
1075 #endif /* ndef OPENSSL_NO_TLSEXT */
1076
1077 int MAIN(int, char **);
1078
1079 #ifndef OPENSSL_NO_JPAKE
1080 static char *jpake_secret = NULL;
1081 # define no_jpake !jpake_secret
1082 #else
1083 # define no_jpake 1
1084 #endif
1085 #ifndef OPENSSL_NO_SRP
1086 static srpsrvparm srp_callback_parm;
1087 #endif
1088 #ifndef OPENSSL_NO_SRTP
1089 static char *srtp_profiles = NULL;
1090 #endif
1091
1092 int MAIN(int argc, char *argv[])
1093 {
1094 X509_VERIFY_PARAM *vpm = NULL;
1095 int badarg = 0;
1096 short port = PORT;
1097 char *CApath = NULL, *CAfile = NULL;
1098 char *chCApath = NULL, *chCAfile = NULL;
1099 char *vfyCApath = NULL, *vfyCAfile = NULL;
1100 unsigned char *context = NULL;
1101 char *dhfile = NULL;
1102 int badop = 0;
1103 int ret = 1;
1104 int build_chain = 0;
1105 int no_tmp_rsa = 0, no_dhe = 0, no_ecdhe = 0, nocert = 0;
1106 int state = 0;
1107 const SSL_METHOD *meth = NULL;
1108 int socket_type = SOCK_STREAM;
1109 ENGINE *e = NULL;
1110 char *inrand = NULL;
1111 int s_cert_format = FORMAT_PEM, s_key_format = FORMAT_PEM;
1112 char *passarg = NULL, *pass = NULL;
1113 char *dpassarg = NULL, *dpass = NULL;
1114 int s_dcert_format = FORMAT_PEM, s_dkey_format = FORMAT_PEM;
1115 X509 *s_cert = NULL, *s_dcert = NULL;
1116 STACK_OF(X509) *s_chain = NULL, *s_dchain = NULL;
1117 EVP_PKEY *s_key = NULL, *s_dkey = NULL;
1118 int no_cache = 0, ext_cache = 0;
1119 int rev = 0, naccept = -1;
1120 #ifndef OPENSSL_NO_TLSEXT
1121 EVP_PKEY *s_key2 = NULL;
1122 X509 *s_cert2 = NULL;
1123 tlsextctx tlsextcbp = { NULL, NULL, SSL_TLSEXT_ERR_ALERT_WARNING };
1124 # ifndef OPENSSL_NO_NEXTPROTONEG
1125 const char *next_proto_neg_in = NULL;
1126 tlsextnextprotoctx next_proto = { NULL, 0 };
1127 # endif
1128 const char *alpn_in = NULL;
1129 tlsextalpnctx alpn_ctx = { NULL, 0 };
1130 #endif
1131 #ifndef OPENSSL_NO_PSK
1132 /* by default do not send a PSK identity hint */
1133 static char *psk_identity_hint = NULL;
1134 #endif
1135 #ifndef OPENSSL_NO_SRP
1136 char *srpuserseed = NULL;
1137 char *srp_verifier_file = NULL;
1138 #endif
1139 SSL_EXCERT *exc = NULL;
1140 SSL_CONF_CTX *cctx = NULL;
1141 STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
1142
1143 char *crl_file = NULL;
1144 int crl_format = FORMAT_PEM;
1145 int crl_download = 0;
1146 STACK_OF(X509_CRL) *crls = NULL;
1147
1148 meth = SSLv23_server_method();
1149
1150 local_argc = argc;
1151 local_argv = argv;
1152
1153 apps_startup();
1154 #ifdef MONOLITH
1155 s_server_init();
1156 #endif
1157
1158 if (bio_err == NULL)
1159 bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);
1160
1161 if (!load_config(bio_err, NULL))
1162 goto end;
1163
1164 cctx = SSL_CONF_CTX_new();
1165 if (!cctx)
1166 goto end;
1167 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_SERVER);
1168 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CMDLINE);
1169
1170 verify_depth = 0;
1171 #ifdef FIONBIO
1172 s_nbio = 0;
1173 #endif
1174 s_nbio_test = 0;
1175
1176 argc--;
1177 argv++;
1178
1179 while (argc >= 1) {
1180 if ((strcmp(*argv, "-port") == 0) || (strcmp(*argv, "-accept") == 0)) {
1181 if (--argc < 1)
1182 goto bad;
1183 if (!extract_port(*(++argv), &port))
1184 goto bad;
1185 } else if (strcmp(*argv, "-naccept") == 0) {
1186 if (--argc < 1)
1187 goto bad;
1188 naccept = atol(*(++argv));
1189 if (naccept <= 0) {
1190 BIO_printf(bio_err, "bad accept value %s\n", *argv);
1191 goto bad;
1192 }
1193 } else if (strcmp(*argv, "-verify") == 0) {
1194 s_server_verify = SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE;
1195 if (--argc < 1)
1196 goto bad;
1197 verify_depth = atoi(*(++argv));
1198 if (!s_quiet)
1199 BIO_printf(bio_err, "verify depth is %d\n", verify_depth);
1200 } else if (strcmp(*argv, "-Verify") == 0) {
1201 s_server_verify =
1202 SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT |
1203 SSL_VERIFY_CLIENT_ONCE;
1204 if (--argc < 1)
1205 goto bad;
1206 verify_depth = atoi(*(++argv));
1207 if (!s_quiet)
1208 BIO_printf(bio_err,
1209 "verify depth is %d, must return a certificate\n",
1210 verify_depth);
1211 } else if (strcmp(*argv, "-context") == 0) {
1212 if (--argc < 1)
1213 goto bad;
1214 context = (unsigned char *)*(++argv);
1215 } else if (strcmp(*argv, "-cert") == 0) {
1216 if (--argc < 1)
1217 goto bad;
1218 s_cert_file = *(++argv);
1219 } else if (strcmp(*argv, "-CRL") == 0) {
1220 if (--argc < 1)
1221 goto bad;
1222 crl_file = *(++argv);
1223 } else if (strcmp(*argv, "-crl_download") == 0)
1224 crl_download = 1;
1225 #ifndef OPENSSL_NO_TLSEXT
1226 else if (strcmp(*argv, "-serverinfo") == 0) {
1227 if (--argc < 1)
1228 goto bad;
1229 s_serverinfo_file = *(++argv);
1230 }
1231 #endif
1232 else if (strcmp(*argv, "-certform") == 0) {
1233 if (--argc < 1)
1234 goto bad;
1235 s_cert_format = str2fmt(*(++argv));
1236 } else if (strcmp(*argv, "-key") == 0) {
1237 if (--argc < 1)
1238 goto bad;
1239 s_key_file = *(++argv);
1240 } else if (strcmp(*argv, "-keyform") == 0) {
1241 if (--argc < 1)
1242 goto bad;
1243 s_key_format = str2fmt(*(++argv));
1244 } else if (strcmp(*argv, "-pass") == 0) {
1245 if (--argc < 1)
1246 goto bad;
1247 passarg = *(++argv);
1248 } else if (strcmp(*argv, "-cert_chain") == 0) {
1249 if (--argc < 1)
1250 goto bad;
1251 s_chain_file = *(++argv);
1252 } else if (strcmp(*argv, "-dhparam") == 0) {
1253 if (--argc < 1)
1254 goto bad;
1255 dhfile = *(++argv);
1256 } else if (strcmp(*argv, "-dcertform") == 0) {
1257 if (--argc < 1)
1258 goto bad;
1259 s_dcert_format = str2fmt(*(++argv));
1260 } else if (strcmp(*argv, "-dcert") == 0) {
1261 if (--argc < 1)
1262 goto bad;
1263 s_dcert_file = *(++argv);
1264 } else if (strcmp(*argv, "-dkeyform") == 0) {
1265 if (--argc < 1)
1266 goto bad;
1267 s_dkey_format = str2fmt(*(++argv));
1268 } else if (strcmp(*argv, "-dpass") == 0) {
1269 if (--argc < 1)
1270 goto bad;
1271 dpassarg = *(++argv);
1272 } else if (strcmp(*argv, "-dkey") == 0) {
1273 if (--argc < 1)
1274 goto bad;
1275 s_dkey_file = *(++argv);
1276 } else if (strcmp(*argv, "-dcert_chain") == 0) {
1277 if (--argc < 1)
1278 goto bad;
1279 s_dchain_file = *(++argv);
1280 } else if (strcmp(*argv, "-nocert") == 0) {
1281 nocert = 1;
1282 } else if (strcmp(*argv, "-CApath") == 0) {
1283 if (--argc < 1)
1284 goto bad;
1285 CApath = *(++argv);
1286 } else if (strcmp(*argv, "-chainCApath") == 0) {
1287 if (--argc < 1)
1288 goto bad;
1289 chCApath = *(++argv);
1290 } else if (strcmp(*argv, "-verifyCApath") == 0) {
1291 if (--argc < 1)
1292 goto bad;
1293 vfyCApath = *(++argv);
1294 } else if (strcmp(*argv, "-no_cache") == 0)
1295 no_cache = 1;
1296 else if (strcmp(*argv, "-ext_cache") == 0)
1297 ext_cache = 1;
1298 else if (strcmp(*argv, "-CRLform") == 0) {
1299 if (--argc < 1)
1300 goto bad;
1301 crl_format = str2fmt(*(++argv));
1302 } else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm)) {
1303 if (badarg)
1304 goto bad;
1305 continue;
1306 } else if (args_excert(&argv, &argc, &badarg, bio_err, &exc)) {
1307 if (badarg)
1308 goto bad;
1309 continue;
1310 } else if (args_ssl(&argv, &argc, cctx, &badarg, bio_err, &ssl_args)) {
1311 if (badarg)
1312 goto bad;
1313 continue;
1314 } else if (strcmp(*argv, "-verify_return_error") == 0)
1315 verify_return_error = 1;
1316 else if (strcmp(*argv, "-verify_quiet") == 0)
1317 verify_quiet = 1;
1318 else if (strcmp(*argv, "-build_chain") == 0)
1319 build_chain = 1;
1320 else if (strcmp(*argv, "-CAfile") == 0) {
1321 if (--argc < 1)
1322 goto bad;
1323 CAfile = *(++argv);
1324 } else if (strcmp(*argv, "-chainCAfile") == 0) {
1325 if (--argc < 1)
1326 goto bad;
1327 chCAfile = *(++argv);
1328 } else if (strcmp(*argv, "-verifyCAfile") == 0) {
1329 if (--argc < 1)
1330 goto bad;
1331 vfyCAfile = *(++argv);
1332 }
1333 #ifdef FIONBIO
1334 else if (strcmp(*argv, "-nbio") == 0) {
1335 s_nbio = 1;
1336 }
1337 #endif
1338 else if (strcmp(*argv, "-nbio_test") == 0) {
1339 #ifdef FIONBIO
1340 s_nbio = 1;
1341 #endif
1342 s_nbio_test = 1;
1343 } else if (strcmp(*argv, "-ign_eof") == 0)
1344 s_ign_eof = 1;
1345 else if (strcmp(*argv, "-no_ign_eof") == 0)
1346 s_ign_eof = 0;
1347 else if (strcmp(*argv, "-debug") == 0) {
1348 s_debug = 1;
1349 }
1350 #ifndef OPENSSL_NO_TLSEXT
1351 else if (strcmp(*argv, "-tlsextdebug") == 0)
1352 s_tlsextdebug = 1;
1353 else if (strcmp(*argv, "-status") == 0)
1354 s_tlsextstatus = 1;
1355 else if (strcmp(*argv, "-status_verbose") == 0) {
1356 s_tlsextstatus = 1;
1357 tlscstatp.verbose = 1;
1358 } else if (!strcmp(*argv, "-status_timeout")) {
1359 s_tlsextstatus = 1;
1360 if (--argc < 1)
1361 goto bad;
1362 tlscstatp.timeout = atoi(*(++argv));
1363 } else if (!strcmp(*argv, "-status_url")) {
1364 s_tlsextstatus = 1;
1365 if (--argc < 1)
1366 goto bad;
1367 if (!OCSP_parse_url(*(++argv),
1368 &tlscstatp.host,
1369 &tlscstatp.port,
1370 &tlscstatp.path, &tlscstatp.use_ssl)) {
1371 BIO_printf(bio_err, "Error parsing URL\n");
1372 goto bad;
1373 }
1374 }
1375 #endif
1376 else if (strcmp(*argv, "-msg") == 0) {
1377 s_msg = 1;
1378 } else if (strcmp(*argv, "-msgfile") == 0) {
1379 if (--argc < 1)
1380 goto bad;
1381 bio_s_msg = BIO_new_file(*(++argv), "w");
1382 }
1383 #ifndef OPENSSL_NO_SSL_TRACE
1384 else if (strcmp(*argv, "-trace") == 0) {
1385 s_msg = 2;
1386 }
1387 #endif
1388 else if (strcmp(*argv, "-hack") == 0) {
1389 hack = 1;
1390 } else if (strcmp(*argv, "-state") == 0) {
1391 state = 1;
1392 } else if (strcmp(*argv, "-crlf") == 0) {
1393 s_crlf = 1;
1394 } else if (strcmp(*argv, "-quiet") == 0) {
1395 s_quiet = 1;
1396 } else if (strcmp(*argv, "-brief") == 0) {
1397 s_quiet = 1;
1398 s_brief = 1;
1399 verify_quiet = 1;
1400 } else if (strcmp(*argv, "-no_tmp_rsa") == 0) {
1401 no_tmp_rsa = 1;
1402 } else if (strcmp(*argv, "-no_dhe") == 0) {
1403 no_dhe = 1;
1404 } else if (strcmp(*argv, "-no_ecdhe") == 0) {
1405 no_ecdhe = 1;
1406 } else if (strcmp(*argv, "-no_resume_ephemeral") == 0) {
1407 no_resume_ephemeral = 1;
1408 }
1409 #ifndef OPENSSL_NO_PSK
1410 else if (strcmp(*argv, "-psk_hint") == 0) {
1411 if (--argc < 1)
1412 goto bad;
1413 psk_identity_hint = *(++argv);
1414 } else if (strcmp(*argv, "-psk") == 0) {
1415 size_t i;
1416
1417 if (--argc < 1)
1418 goto bad;
1419 psk_key = *(++argv);
1420 for (i = 0; i < strlen(psk_key); i++) {
1421 if (isxdigit((unsigned char)psk_key[i]))
1422 continue;
1423 BIO_printf(bio_err, "Not a hex number '%s'\n", *argv);
1424 goto bad;
1425 }
1426 }
1427 #endif
1428 #ifndef OPENSSL_NO_SRP
1429 else if (strcmp(*argv, "-srpvfile") == 0) {
1430 if (--argc < 1)
1431 goto bad;
1432 srp_verifier_file = *(++argv);
1433 meth = TLSv1_server_method();
1434 } else if (strcmp(*argv, "-srpuserseed") == 0) {
1435 if (--argc < 1)
1436 goto bad;
1437 srpuserseed = *(++argv);
1438 meth = TLSv1_server_method();
1439 }
1440 #endif
1441 else if (strcmp(*argv, "-rev") == 0) {
1442 rev = 1;
1443 } else if (strcmp(*argv, "-www") == 0) {
1444 www = 1;
1445 } else if (strcmp(*argv, "-WWW") == 0) {
1446 www = 2;
1447 } else if (strcmp(*argv, "-HTTP") == 0) {
1448 www = 3;
1449 }
1450 #ifndef OPENSSL_NO_SSL2
1451 else if (strcmp(*argv, "-ssl2") == 0) {
1452 no_ecdhe = 1;
1453 meth = SSLv2_server_method();
1454 }
1455 #endif
1456 #ifndef OPENSSL_NO_SSL3_METHOD
1457 else if (strcmp(*argv, "-ssl3") == 0) {
1458 meth = SSLv3_server_method();
1459 }
1460 #endif
1461 #ifndef OPENSSL_NO_TLS1
1462 else if (strcmp(*argv, "-tls1") == 0) {
1463 meth = TLSv1_server_method();
1464 } else if (strcmp(*argv, "-tls1_1") == 0) {
1465 meth = TLSv1_1_server_method();
1466 } else if (strcmp(*argv, "-tls1_2") == 0) {
1467 meth = TLSv1_2_server_method();
1468 }
1469 #endif
1470 #ifndef OPENSSL_NO_DTLS1
1471 else if (strcmp(*argv, "-dtls") == 0) {
1472 meth = DTLS_server_method();
1473 socket_type = SOCK_DGRAM;
1474 } else if (strcmp(*argv, "-dtls1") == 0) {
1475 meth = DTLSv1_server_method();
1476 socket_type = SOCK_DGRAM;
1477 } else if (strcmp(*argv, "-dtls1_2") == 0) {
1478 meth = DTLSv1_2_server_method();
1479 socket_type = SOCK_DGRAM;
1480 } else if (strcmp(*argv, "-timeout") == 0)
1481 enable_timeouts = 1;
1482 else if (strcmp(*argv, "-mtu") == 0) {
1483 if (--argc < 1)
1484 goto bad;
1485 socket_mtu = atol(*(++argv));
1486 } else if (strcmp(*argv, "-chain") == 0)
1487 cert_chain = 1;
1488 #endif
1489 else if (strcmp(*argv, "-id_prefix") == 0) {
1490 if (--argc < 1)
1491 goto bad;
1492 session_id_prefix = *(++argv);
1493 }
1494 #ifndef OPENSSL_NO_ENGINE
1495 else if (strcmp(*argv, "-engine") == 0) {
1496 if (--argc < 1)
1497 goto bad;
1498 engine_id = *(++argv);
1499 }
1500 #endif
1501 else if (strcmp(*argv, "-rand") == 0) {
1502 if (--argc < 1)
1503 goto bad;
1504 inrand = *(++argv);
1505 }
1506 #ifndef OPENSSL_NO_TLSEXT
1507 else if (strcmp(*argv, "-servername") == 0) {
1508 if (--argc < 1)
1509 goto bad;
1510 tlsextcbp.servername = *(++argv);
1511 } else if (strcmp(*argv, "-servername_fatal") == 0) {
1512 tlsextcbp.extension_error = SSL_TLSEXT_ERR_ALERT_FATAL;
1513 } else if (strcmp(*argv, "-cert2") == 0) {
1514 if (--argc < 1)
1515 goto bad;
1516 s_cert_file2 = *(++argv);
1517 } else if (strcmp(*argv, "-key2") == 0) {
1518 if (--argc < 1)
1519 goto bad;
1520 s_key_file2 = *(++argv);
1521 }
1522 # ifndef OPENSSL_NO_NEXTPROTONEG
1523 else if (strcmp(*argv, "-nextprotoneg") == 0) {
1524 if (--argc < 1)
1525 goto bad;
1526 next_proto_neg_in = *(++argv);
1527 }
1528 # endif
1529 else if (strcmp(*argv, "-alpn") == 0) {
1530 if (--argc < 1)
1531 goto bad;
1532 alpn_in = *(++argv);
1533 }
1534 #endif
1535 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1536 else if (strcmp(*argv, "-jpake") == 0) {
1537 if (--argc < 1)
1538 goto bad;
1539 jpake_secret = *(++argv);
1540 }
1541 #endif
1542 #ifndef OPENSSL_NO_SRTP
1543 else if (strcmp(*argv, "-use_srtp") == 0) {
1544 if (--argc < 1)
1545 goto bad;
1546 srtp_profiles = *(++argv);
1547 }
1548 #endif
1549 else if (strcmp(*argv, "-keymatexport") == 0) {
1550 if (--argc < 1)
1551 goto bad;
1552 keymatexportlabel = *(++argv);
1553 } else if (strcmp(*argv, "-keymatexportlen") == 0) {
1554 if (--argc < 1)
1555 goto bad;
1556 keymatexportlen = atoi(*(++argv));
1557 if (keymatexportlen == 0)
1558 goto bad;
1559 } else {
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 bad:
1569 sv_usage();
1570 goto end;
1571 }
1572 #ifndef OPENSSL_NO_DTLS1
1573 if (www && socket_type == SOCK_DGRAM) {
1574 BIO_printf(bio_err, "Can't use -HTTP, -www or -WWW with DTLS\n");
1575 goto end;
1576 }
1577 #endif
1578
1579 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
1580 if (jpake_secret) {
1581 if (psk_key) {
1582 BIO_printf(bio_err, "Can't use JPAKE and PSK together\n");
1583 goto end;
1584 }
1585 psk_identity = "JPAKE";
1586 }
1587 #endif
1588
1589 SSL_load_error_strings();
1590 OpenSSL_add_ssl_algorithms();
1591
1592 #ifndef OPENSSL_NO_ENGINE
1593 e = setup_engine(bio_err, engine_id, 1);
1594 #endif
1595
1596 if (!app_passwd(bio_err, passarg, dpassarg, &pass, &dpass)) {
1597 BIO_printf(bio_err, "Error getting password\n");
1598 goto end;
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 s_key = load_key(bio_err, s_key_file, s_key_format, 0, pass, e,
1613 "server certificate private key file");
1614 if (!s_key) {
1615 ERR_print_errors(bio_err);
1616 goto end;
1617 }
1618
1619 s_cert = load_cert(bio_err, s_cert_file, s_cert_format,
1620 NULL, e, "server certificate file");
1621
1622 if (!s_cert) {
1623 ERR_print_errors(bio_err);
1624 goto end;
1625 }
1626 if (s_chain_file) {
1627 s_chain = load_certs(bio_err, s_chain_file, FORMAT_PEM,
1628 NULL, e, "server certificate chain");
1629 if (!s_chain)
1630 goto end;
1631 }
1632 #ifndef OPENSSL_NO_TLSEXT
1633 if (tlsextcbp.servername) {
1634 s_key2 = load_key(bio_err, s_key_file2, s_key_format, 0, pass, e,
1635 "second server certificate private key file");
1636 if (!s_key2) {
1637 ERR_print_errors(bio_err);
1638 goto end;
1639 }
1640
1641 s_cert2 = load_cert(bio_err, s_cert_file2, s_cert_format,
1642 NULL, e, "second server certificate file");
1643
1644 if (!s_cert2) {
1645 ERR_print_errors(bio_err);
1646 goto end;
1647 }
1648 }
1649 #endif /* OPENSSL_NO_TLSEXT */
1650 }
1651 #if !defined(OPENSSL_NO_TLSEXT)
1652 # if !defined(OPENSSL_NO_NEXTPROTONEG)
1653 if (next_proto_neg_in) {
1654 unsigned short len;
1655 next_proto.data = next_protos_parse(&len, next_proto_neg_in);
1656 if (next_proto.data == NULL)
1657 goto end;
1658 next_proto.len = len;
1659 } else {
1660 next_proto.data = NULL;
1661 }
1662 # endif
1663 alpn_ctx.data = NULL;
1664 if (alpn_in) {
1665 unsigned short len;
1666 alpn_ctx.data = next_protos_parse(&len, alpn_in);
1667 if (alpn_ctx.data == NULL)
1668 goto end;
1669 alpn_ctx.len = len;
1670 }
1671 #endif
1672
1673 if (crl_file) {
1674 X509_CRL *crl;
1675 crl = load_crl(crl_file, crl_format);
1676 if (!crl) {
1677 BIO_puts(bio_err, "Error loading CRL\n");
1678 ERR_print_errors(bio_err);
1679 goto end;
1680 }
1681 crls = sk_X509_CRL_new_null();
1682 if (!crls || !sk_X509_CRL_push(crls, crl)) {
1683 BIO_puts(bio_err, "Error adding CRL\n");
1684 ERR_print_errors(bio_err);
1685 X509_CRL_free(crl);
1686 goto end;
1687 }
1688 }
1689
1690 if (s_dcert_file) {
1691
1692 if (s_dkey_file == NULL)
1693 s_dkey_file = s_dcert_file;
1694
1695 s_dkey = load_key(bio_err, s_dkey_file, s_dkey_format,
1696 0, dpass, e, "second certificate private key file");
1697 if (!s_dkey) {
1698 ERR_print_errors(bio_err);
1699 goto end;
1700 }
1701
1702 s_dcert = load_cert(bio_err, s_dcert_file, s_dcert_format,
1703 NULL, e, "second server certificate file");
1704
1705 if (!s_dcert) {
1706 ERR_print_errors(bio_err);
1707 goto end;
1708 }
1709 if (s_dchain_file) {
1710 s_dchain = load_certs(bio_err, s_dchain_file, FORMAT_PEM,
1711 NULL, e, "second server certificate chain");
1712 if (!s_dchain)
1713 goto end;
1714 }
1715
1716 }
1717
1718 if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
1719 && !RAND_status()) {
1720 BIO_printf(bio_err,
1721 "warning, not much extra random data, consider using the -rand option\n");
1722 }
1723 if (inrand != NULL)
1724 BIO_printf(bio_err, "%ld semi-random bytes loaded\n",
1725 app_RAND_load_files(inrand));
1726
1727 if (bio_s_out == NULL) {
1728 if (s_quiet && !s_debug) {
1729 bio_s_out = BIO_new(BIO_s_null());
1730 if (s_msg && !bio_s_msg)
1731 bio_s_msg = BIO_new_fp(stdout, BIO_NOCLOSE);
1732 } else {
1733 if (bio_s_out == NULL)
1734 bio_s_out = BIO_new_fp(stdout, BIO_NOCLOSE);
1735 }
1736 }
1737 #if !defined(OPENSSL_NO_RSA) || !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_ECDSA)
1738 if (nocert)
1739 #endif
1740 {
1741 s_cert_file = NULL;
1742 s_key_file = NULL;
1743 s_dcert_file = NULL;
1744 s_dkey_file = NULL;
1745 #ifndef OPENSSL_NO_TLSEXT
1746 s_cert_file2 = NULL;
1747 s_key_file2 = NULL;
1748 #endif
1749 }
1750
1751 ctx = SSL_CTX_new(meth);
1752 if (ctx == NULL) {
1753 ERR_print_errors(bio_err);
1754 goto end;
1755 }
1756 if (session_id_prefix) {
1757 if (strlen(session_id_prefix) >= 32)
1758 BIO_printf(bio_err,
1759 "warning: id_prefix is too long, only one new session will be possible\n");
1760 else if (strlen(session_id_prefix) >= 16)
1761 BIO_printf(bio_err,
1762 "warning: id_prefix is too long if you use SSLv2\n");
1763 if (!SSL_CTX_set_generate_session_id(ctx, generate_session_id)) {
1764 BIO_printf(bio_err, "error setting 'id_prefix'\n");
1765 ERR_print_errors(bio_err);
1766 goto end;
1767 }
1768 BIO_printf(bio_err, "id_prefix '%s' set.\n", session_id_prefix);
1769 }
1770 SSL_CTX_set_quiet_shutdown(ctx, 1);
1771 if (hack)
1772 SSL_CTX_set_options(ctx, SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG);
1773 if (exc)
1774 ssl_ctx_set_excert(ctx, exc);
1775
1776 if (state)
1777 SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);
1778 if (no_cache)
1779 SSL_CTX_set_session_cache_mode(ctx, SSL_SESS_CACHE_OFF);
1780 else if (ext_cache)
1781 init_session_cache_ctx(ctx);
1782 else
1783 SSL_CTX_sess_set_cache_size(ctx, 128);
1784
1785 #ifndef OPENSSL_NO_SRTP
1786 if (srtp_profiles != NULL)
1787 SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles);
1788 #endif
1789
1790 #if 0
1791 if (cipher == NULL)
1792 cipher = getenv("SSL_CIPHER");
1793 #endif
1794
1795 #if 0
1796 if (s_cert_file == NULL) {
1797 BIO_printf(bio_err,
1798 "You must specify a certificate file for the server to use\n");
1799 goto end;
1800 }
1801 #endif
1802
1803 if ((!SSL_CTX_load_verify_locations(ctx, CAfile, CApath)) ||
1804 (!SSL_CTX_set_default_verify_paths(ctx))) {
1805 /* BIO_printf(bio_err,"X509_load_verify_locations\n"); */
1806 ERR_print_errors(bio_err);
1807 /* goto end; */
1808 }
1809 if (vpm)
1810 SSL_CTX_set1_param(ctx, vpm);
1811
1812 ssl_ctx_add_crls(ctx, crls, 0);
1813
1814 if (!args_ssl_call(ctx, bio_err, cctx, ssl_args, no_ecdhe, no_jpake))
1815 goto end;
1816
1817 if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
1818 crls, crl_download)) {
1819 BIO_printf(bio_err, "Error loading store locations\n");
1820 ERR_print_errors(bio_err);
1821 goto end;
1822 }
1823 #ifndef OPENSSL_NO_TLSEXT
1824 if (s_cert2) {
1825 ctx2 = SSL_CTX_new(meth);
1826 if (ctx2 == NULL) {
1827 ERR_print_errors(bio_err);
1828 goto end;
1829 }
1830 }
1831
1832 if (ctx2) {
1833 BIO_printf(bio_s_out, "Setting secondary ctx parameters\n");
1834
1835 if (session_id_prefix) {
1836 if (strlen(session_id_prefix) >= 32)
1837 BIO_printf(bio_err,
1838 "warning: id_prefix is too long, only one new session will be possible\n");
1839 else if (strlen(session_id_prefix) >= 16)
1840 BIO_printf(bio_err,
1841 "warning: id_prefix is too long if you use SSLv2\n");
1842 if (!SSL_CTX_set_generate_session_id(ctx2, generate_session_id)) {
1843 BIO_printf(bio_err, "error setting 'id_prefix'\n");
1844 ERR_print_errors(bio_err);
1845 goto end;
1846 }
1847 BIO_printf(bio_err, "id_prefix '%s' set.\n", session_id_prefix);
1848 }
1849 SSL_CTX_set_quiet_shutdown(ctx2, 1);
1850 if (hack)
1851 SSL_CTX_set_options(ctx2, SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG);
1852 if (exc)
1853 ssl_ctx_set_excert(ctx2, exc);
1854
1855 if (state)
1856 SSL_CTX_set_info_callback(ctx2, apps_ssl_info_callback);
1857
1858 if (no_cache)
1859 SSL_CTX_set_session_cache_mode(ctx2, SSL_SESS_CACHE_OFF);
1860 else if (ext_cache)
1861 init_session_cache_ctx(ctx2);
1862 else
1863 SSL_CTX_sess_set_cache_size(ctx2, 128);
1864
1865 if ((!SSL_CTX_load_verify_locations(ctx2, CAfile, CApath)) ||
1866 (!SSL_CTX_set_default_verify_paths(ctx2))) {
1867 ERR_print_errors(bio_err);
1868 }
1869 if (vpm)
1870 SSL_CTX_set1_param(ctx2, vpm);
1871
1872 ssl_ctx_add_crls(ctx2, crls, 0);
1873
1874 if (!args_ssl_call(ctx2, bio_err, cctx, ssl_args, no_ecdhe, no_jpake))
1875 goto end;
1876
1877 }
1878 # ifndef OPENSSL_NO_NEXTPROTONEG
1879 if (next_proto.data)
1880 SSL_CTX_set_next_protos_advertised_cb(ctx, next_proto_cb,
1881 &next_proto);
1882 # endif
1883 if (alpn_ctx.data)
1884 SSL_CTX_set_alpn_select_cb(ctx, alpn_cb, &alpn_ctx);
1885 #endif
1886
1887 #ifndef OPENSSL_NO_DH
1888 if (!no_dhe) {
1889 DH *dh = NULL;
1890
1891 if (dhfile)
1892 dh = load_dh_param(dhfile);
1893 else if (s_cert_file)
1894 dh = load_dh_param(s_cert_file);
1895
1896 if (dh != NULL) {
1897 BIO_printf(bio_s_out, "Setting temp DH parameters\n");
1898 } else {
1899 BIO_printf(bio_s_out, "Using default temp DH parameters\n");
1900 dh = get_dh2048();
1901 if (dh == NULL) {
1902 ERR_print_errors(bio_err);
1903 goto end;
1904 }
1905 }
1906 (void)BIO_flush(bio_s_out);
1907
1908 SSL_CTX_set_tmp_dh(ctx, dh);
1909 # ifndef OPENSSL_NO_TLSEXT
1910 if (ctx2) {
1911 if (!dhfile) {
1912 DH *dh2 = load_dh_param(s_cert_file2);
1913 if (dh2 != NULL) {
1914 BIO_printf(bio_s_out, "Setting temp DH parameters\n");
1915 (void)BIO_flush(bio_s_out);
1916
1917 DH_free(dh);
1918 dh = dh2;
1919 }
1920 }
1921 SSL_CTX_set_tmp_dh(ctx2, dh);
1922 }
1923 # endif
1924 DH_free(dh);
1925 }
1926 #endif
1927
1928 if (!set_cert_key_stuff(ctx, s_cert, s_key, s_chain, build_chain))
1929 goto end;
1930 #ifndef OPENSSL_NO_TLSEXT
1931 if (s_serverinfo_file != NULL
1932 && !SSL_CTX_use_serverinfo_file(ctx, s_serverinfo_file)) {
1933 ERR_print_errors(bio_err);
1934 goto end;
1935 }
1936 #endif
1937 #ifndef OPENSSL_NO_TLSEXT
1938 if (ctx2 && !set_cert_key_stuff(ctx2, s_cert2, s_key2, NULL, build_chain))
1939 goto end;
1940 #endif
1941 if (s_dcert != NULL) {
1942 if (!set_cert_key_stuff(ctx, s_dcert, s_dkey, s_dchain, build_chain))
1943 goto end;
1944 }
1945 #ifndef OPENSSL_NO_RSA
1946 # if 1
1947 if (!no_tmp_rsa) {
1948 SSL_CTX_set_tmp_rsa_callback(ctx, tmp_rsa_cb);
1949 # ifndef OPENSSL_NO_TLSEXT
1950 if (ctx2)
1951 SSL_CTX_set_tmp_rsa_callback(ctx2, tmp_rsa_cb);
1952 # endif
1953 }
1954 # else
1955 if (!no_tmp_rsa && SSL_CTX_need_tmp_RSA(ctx)) {
1956 RSA *rsa;
1957
1958 BIO_printf(bio_s_out, "Generating temp (512 bit) RSA key...");
1959 BIO_flush(bio_s_out);
1960
1961 rsa = RSA_generate_key(512, RSA_F4, NULL);
1962
1963 if (!SSL_CTX_set_tmp_rsa(ctx, rsa)) {
1964 ERR_print_errors(bio_err);
1965 goto end;
1966 }
1967 # ifndef OPENSSL_NO_TLSEXT
1968 if (ctx2) {
1969 if (!SSL_CTX_set_tmp_rsa(ctx2, rsa)) {
1970 ERR_print_errors(bio_err);
1971 goto end;
1972 }
1973 }
1974 # endif
1975 RSA_free(rsa);
1976 BIO_printf(bio_s_out, "\n");
1977 }
1978 # endif
1979 #endif
1980
1981 #ifndef OPENSSL_NO_PSK
1982 # ifdef OPENSSL_NO_JPAKE
1983 if (psk_key != NULL)
1984 # else
1985 if (psk_key != NULL || jpake_secret)
1986 # endif
1987 {
1988 if (s_debug)
1989 BIO_printf(bio_s_out,
1990 "PSK key given or JPAKE in use, setting server callback\n");
1991 SSL_CTX_set_psk_server_callback(ctx, psk_server_cb);
1992 }
1993
1994 if (!SSL_CTX_use_psk_identity_hint(ctx, psk_identity_hint)) {
1995 BIO_printf(bio_err, "error setting PSK identity hint to context\n");
1996 ERR_print_errors(bio_err);
1997 goto end;
1998 }
1999 #endif
2000
2001 SSL_CTX_set_verify(ctx, s_server_verify, verify_callback);
2002 SSL_CTX_set_session_id_context(ctx, (void *)&s_server_session_id_context,
2003 sizeof s_server_session_id_context);
2004
2005 /* Set DTLS cookie generation and verification callbacks */
2006 SSL_CTX_set_cookie_generate_cb(ctx, generate_cookie_callback);
2007 SSL_CTX_set_cookie_verify_cb(ctx, verify_cookie_callback);
2008
2009 #ifndef OPENSSL_NO_TLSEXT
2010 if (ctx2) {
2011 SSL_CTX_set_verify(ctx2, s_server_verify, verify_callback);
2012 SSL_CTX_set_session_id_context(ctx2,
2013 (void *)&s_server_session_id_context,
2014 sizeof s_server_session_id_context);
2015
2016 tlsextcbp.biodebug = bio_s_out;
2017 SSL_CTX_set_tlsext_servername_callback(ctx2, ssl_servername_cb);
2018 SSL_CTX_set_tlsext_servername_arg(ctx2, &tlsextcbp);
2019 SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
2020 SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
2021 }
2022 #endif
2023
2024 #ifndef OPENSSL_NO_SRP
2025 if (srp_verifier_file != NULL) {
2026 srp_callback_parm.vb = SRP_VBASE_new(srpuserseed);
2027 srp_callback_parm.user = NULL;
2028 srp_callback_parm.login = NULL;
2029 if ((ret =
2030 SRP_VBASE_init(srp_callback_parm.vb,
2031 srp_verifier_file)) != SRP_NO_ERROR) {
2032 BIO_printf(bio_err,
2033 "Cannot initialize SRP verifier file \"%s\":ret=%d\n",
2034 srp_verifier_file, ret);
2035 goto end;
2036 }
2037 SSL_CTX_set_verify(ctx, SSL_VERIFY_NONE, verify_callback);
2038 SSL_CTX_set_srp_cb_arg(ctx, &srp_callback_parm);
2039 SSL_CTX_set_srp_username_callback(ctx, ssl_srp_server_param_cb);
2040 } else
2041 #endif
2042 if (CAfile != NULL) {
2043 SSL_CTX_set_client_CA_list(ctx, SSL_load_client_CA_file(CAfile));
2044 #ifndef OPENSSL_NO_TLSEXT
2045 if (ctx2)
2046 SSL_CTX_set_client_CA_list(ctx2, SSL_load_client_CA_file(CAfile));
2047 #endif
2048 }
2049
2050 BIO_printf(bio_s_out, "ACCEPT\n");
2051 (void)BIO_flush(bio_s_out);
2052 if (rev)
2053 do_server(port, socket_type, &accept_socket, rev_body, context,
2054 naccept);
2055 else if (www)
2056 do_server(port, socket_type, &accept_socket, www_body, context,
2057 naccept);
2058 else
2059 do_server(port, socket_type, &accept_socket, sv_body, context,
2060 naccept);
2061 print_stats(bio_s_out, ctx);
2062 ret = 0;
2063 end:
2064 if (ctx != NULL)
2065 SSL_CTX_free(ctx);
2066 if (s_cert)
2067 X509_free(s_cert);
2068 if (crls)
2069 sk_X509_CRL_pop_free(crls, X509_CRL_free);
2070 if (s_dcert)
2071 X509_free(s_dcert);
2072 if (s_key)
2073 EVP_PKEY_free(s_key);
2074 if (s_dkey)
2075 EVP_PKEY_free(s_dkey);
2076 if (s_chain)
2077 sk_X509_pop_free(s_chain, X509_free);
2078 if (s_dchain)
2079 sk_X509_pop_free(s_dchain, X509_free);
2080 if (pass)
2081 OPENSSL_free(pass);
2082 if (dpass)
2083 OPENSSL_free(dpass);
2084 if (vpm)
2085 X509_VERIFY_PARAM_free(vpm);
2086 free_sessions();
2087 #ifndef OPENSSL_NO_TLSEXT
2088 if (tlscstatp.host)
2089 OPENSSL_free(tlscstatp.host);
2090 if (tlscstatp.port)
2091 OPENSSL_free(tlscstatp.port);
2092 if (tlscstatp.path)
2093 OPENSSL_free(tlscstatp.path);
2094 if (ctx2 != NULL)
2095 SSL_CTX_free(ctx2);
2096 if (s_cert2)
2097 X509_free(s_cert2);
2098 if (s_key2)
2099 EVP_PKEY_free(s_key2);
2100 if (serverinfo_in != NULL)
2101 BIO_free(serverinfo_in);
2102 # ifndef OPENSSL_NO_NEXTPROTONEG
2103 if (next_proto.data)
2104 OPENSSL_free(next_proto.data);
2105 # endif
2106 if (alpn_ctx.data)
2107 OPENSSL_free(alpn_ctx.data);
2108 #endif
2109 ssl_excert_free(exc);
2110 if (ssl_args)
2111 sk_OPENSSL_STRING_free(ssl_args);
2112 if (cctx)
2113 SSL_CONF_CTX_free(cctx);
2114 #ifndef OPENSSL_NO_JPAKE
2115 if (jpake_secret && psk_key)
2116 OPENSSL_free(psk_key);
2117 #endif
2118 if (bio_s_out != NULL) {
2119 BIO_free(bio_s_out);
2120 bio_s_out = NULL;
2121 }
2122 if (bio_s_msg != NULL) {
2123 BIO_free(bio_s_msg);
2124 bio_s_msg = NULL;
2125 }
2126 apps_shutdown();
2127 OPENSSL_EXIT(ret);
2128 }
2129
2130 static void print_stats(BIO *bio, SSL_CTX *ssl_ctx)
2131 {
2132 BIO_printf(bio, "%4ld items in the session cache\n",
2133 SSL_CTX_sess_number(ssl_ctx));
2134 BIO_printf(bio, "%4ld client connects (SSL_connect())\n",
2135 SSL_CTX_sess_connect(ssl_ctx));
2136 BIO_printf(bio, "%4ld client renegotiates (SSL_connect())\n",
2137 SSL_CTX_sess_connect_renegotiate(ssl_ctx));
2138 BIO_printf(bio, "%4ld client connects that finished\n",
2139 SSL_CTX_sess_connect_good(ssl_ctx));
2140 BIO_printf(bio, "%4ld server accepts (SSL_accept())\n",
2141 SSL_CTX_sess_accept(ssl_ctx));
2142 BIO_printf(bio, "%4ld server renegotiates (SSL_accept())\n",
2143 SSL_CTX_sess_accept_renegotiate(ssl_ctx));
2144 BIO_printf(bio, "%4ld server accepts that finished\n",
2145 SSL_CTX_sess_accept_good(ssl_ctx));
2146 BIO_printf(bio, "%4ld session cache hits\n", SSL_CTX_sess_hits(ssl_ctx));
2147 BIO_printf(bio, "%4ld session cache misses\n",
2148 SSL_CTX_sess_misses(ssl_ctx));
2149 BIO_printf(bio, "%4ld session cache timeouts\n",
2150 SSL_CTX_sess_timeouts(ssl_ctx));
2151 BIO_printf(bio, "%4ld callback cache hits\n",
2152 SSL_CTX_sess_cb_hits(ssl_ctx));
2153 BIO_printf(bio, "%4ld cache full overflows (%ld allowed)\n",
2154 SSL_CTX_sess_cache_full(ssl_ctx),
2155 SSL_CTX_sess_get_cache_size(ssl_ctx));
2156 }
2157
2158 static int sv_body(char *hostname, int s, int stype, unsigned char *context)
2159 {
2160 char *buf = NULL;
2161 fd_set readfds;
2162 int ret = 1, width;
2163 int k, i;
2164 unsigned long l;
2165 SSL *con = NULL;
2166 BIO *sbio;
2167 #ifndef OPENSSL_NO_KRB5
2168 KSSL_CTX *kctx;
2169 #endif
2170 struct timeval timeout;
2171 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5)
2172 struct timeval tv;
2173 #else
2174 struct timeval *timeoutp;
2175 #endif
2176
2177 if ((buf = OPENSSL_malloc(bufsize)) == NULL) {
2178 BIO_printf(bio_err, "out of memory\n");
2179 goto err;
2180 }
2181 #ifdef FIONBIO
2182 if (s_nbio) {
2183 unsigned long sl = 1;
2184
2185 if (!s_quiet)
2186 BIO_printf(bio_err, "turning on non blocking io\n");
2187 if (BIO_socket_ioctl(s, FIONBIO, &sl) < 0)
2188 ERR_print_errors(bio_err);
2189 }
2190 #endif
2191
2192 if (con == NULL) {
2193 con = SSL_new(ctx);
2194 #ifndef OPENSSL_NO_TLSEXT
2195 if (s_tlsextdebug) {
2196 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2197 SSL_set_tlsext_debug_arg(con, bio_s_out);
2198 }
2199 if (s_tlsextstatus) {
2200 SSL_CTX_set_tlsext_status_cb(ctx, cert_status_cb);
2201 tlscstatp.err = bio_err;
2202 SSL_CTX_set_tlsext_status_arg(ctx, &tlscstatp);
2203 }
2204 #endif
2205 #ifndef OPENSSL_NO_KRB5
2206 if ((kctx = kssl_ctx_new()) != NULL) {
2207 SSL_set0_kssl_ctx(con, kctx);
2208 kssl_ctx_setstring(kctx, KSSL_SERVICE, KRB5SVC);
2209 kssl_ctx_setstring(kctx, KSSL_KEYTAB, KRB5KEYTAB);
2210 }
2211 #endif /* OPENSSL_NO_KRB5 */
2212 if (context)
2213 SSL_set_session_id_context(con, context, strlen((char *)context));
2214 }
2215 SSL_clear(con);
2216 #if 0
2217 # ifdef TLSEXT_TYPE_opaque_prf_input
2218 SSL_set_tlsext_opaque_prf_input(con, "Test server", 11);
2219 # endif
2220 #endif
2221
2222 if (stype == SOCK_DGRAM) {
2223
2224 sbio = BIO_new_dgram(s, BIO_NOCLOSE);
2225
2226 if (enable_timeouts) {
2227 timeout.tv_sec = 0;
2228 timeout.tv_usec = DGRAM_RCV_TIMEOUT;
2229 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
2230
2231 timeout.tv_sec = 0;
2232 timeout.tv_usec = DGRAM_SND_TIMEOUT;
2233 BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
2234 }
2235
2236 if (socket_mtu) {
2237 if (socket_mtu < DTLS_get_link_min_mtu(con)) {
2238 BIO_printf(bio_err, "MTU too small. Must be at least %ld\n",
2239 DTLS_get_link_min_mtu(con));
2240 ret = -1;
2241 BIO_free(sbio);
2242 goto err;
2243 }
2244 SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
2245 if (!DTLS_set_link_mtu(con, socket_mtu)) {
2246 BIO_printf(bio_err, "Failed to set MTU\n");
2247 ret = -1;
2248 BIO_free(sbio);
2249 goto err;
2250 }
2251 } else
2252 /* want to do MTU discovery */
2253 BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
2254
2255 /* turn on cookie exchange */
2256 SSL_set_options(con, SSL_OP_COOKIE_EXCHANGE);
2257 } else
2258 sbio = BIO_new_socket(s, BIO_NOCLOSE);
2259
2260 if (s_nbio_test) {
2261 BIO *test;
2262
2263 test = BIO_new(BIO_f_nbio_test());
2264 sbio = BIO_push(test, sbio);
2265 }
2266 #ifndef OPENSSL_NO_JPAKE
2267 if (jpake_secret)
2268 jpake_server_auth(bio_s_out, sbio, jpake_secret);
2269 #endif
2270
2271 SSL_set_bio(con, sbio, sbio);
2272 SSL_set_accept_state(con);
2273 /* SSL_set_fd(con,s); */
2274
2275 if (s_debug) {
2276 SSL_set_debug(con, 1);
2277 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
2278 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
2279 }
2280 if (s_msg) {
2281 #ifndef OPENSSL_NO_SSL_TRACE
2282 if (s_msg == 2)
2283 SSL_set_msg_callback(con, SSL_trace);
2284 else
2285 #endif
2286 SSL_set_msg_callback(con, msg_cb);
2287 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
2288 }
2289 #ifndef OPENSSL_NO_TLSEXT
2290 if (s_tlsextdebug) {
2291 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2292 SSL_set_tlsext_debug_arg(con, bio_s_out);
2293 }
2294 #endif
2295
2296 width = s + 1;
2297 for (;;) {
2298 int read_from_terminal;
2299 int read_from_sslcon;
2300
2301 read_from_terminal = 0;
2302 read_from_sslcon = SSL_pending(con);
2303
2304 if (!read_from_sslcon) {
2305 FD_ZERO(&readfds);
2306 #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined(OPENSSL_SYS_BEOS_R5)
2307 openssl_fdset(fileno(stdin), &readfds);
2308 #endif
2309 openssl_fdset(s, &readfds);
2310 /*
2311 * Note: under VMS with SOCKETSHR the second parameter is
2312 * currently of type (int *) whereas under other systems it is
2313 * (void *) if you don't have a cast it will choke the compiler:
2314 * if you do have a cast then you can either go for (int *) or
2315 * (void *).
2316 */
2317 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
2318 /*
2319 * Under DOS (non-djgpp) and Windows we can't select on stdin:
2320 * only on sockets. As a workaround we timeout the select every
2321 * second and check for any keypress. In a proper Windows
2322 * application we wouldn't do this because it is inefficient.
2323 */
2324 tv.tv_sec = 1;
2325 tv.tv_usec = 0;
2326 i = select(width, (void *)&readfds, NULL, NULL, &tv);
2327 if ((i < 0) || (!i && !_kbhit()))
2328 continue;
2329 if (_kbhit())
2330 read_from_terminal = 1;
2331 #elif defined(OPENSSL_SYS_BEOS_R5)
2332 /* Under BeOS-R5 the situation is similar to DOS */
2333 tv.tv_sec = 1;
2334 tv.tv_usec = 0;
2335 (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK);
2336 i = select(width, (void *)&readfds, NULL, NULL, &tv);
2337 if ((i < 0) || (!i && read(fileno(stdin), buf, 0) < 0))
2338 continue;
2339 if (read(fileno(stdin), buf, 0) >= 0)
2340 read_from_terminal = 1;
2341 (void)fcntl(fileno(stdin), F_SETFL, 0);
2342 #else
2343 if ((SSL_version(con) == DTLS1_VERSION) &&
2344 DTLSv1_get_timeout(con, &timeout))
2345 timeoutp = &timeout;
2346 else
2347 timeoutp = NULL;
2348
2349 i = select(width, (void *)&readfds, NULL, NULL, timeoutp);
2350
2351 if ((SSL_version(con) == DTLS1_VERSION)
2352 && DTLSv1_handle_timeout(con) > 0) {
2353 BIO_printf(bio_err, "TIMEOUT occured\n");
2354 }
2355
2356 if (i <= 0)
2357 continue;
2358 if (FD_ISSET(fileno(stdin), &readfds))
2359 read_from_terminal = 1;
2360 #endif
2361 if (FD_ISSET(s, &readfds))
2362 read_from_sslcon = 1;
2363 }
2364 if (read_from_terminal) {
2365 if (s_crlf) {
2366 int j, lf_num;
2367
2368 i = raw_read_stdin(buf, bufsize / 2);
2369 lf_num = 0;
2370 /* both loops are skipped when i <= 0 */
2371 for (j = 0; j < i; j++)
2372 if (buf[j] == '\n')
2373 lf_num++;
2374 for (j = i - 1; j >= 0; j--) {
2375 buf[j + lf_num] = buf[j];
2376 if (buf[j] == '\n') {
2377 lf_num--;
2378 i++;
2379 buf[j + lf_num] = '\r';
2380 }
2381 }
2382 assert(lf_num == 0);
2383 } else
2384 i = raw_read_stdin(buf, bufsize);
2385 if (!s_quiet && !s_brief) {
2386 if ((i <= 0) || (buf[0] == 'Q')) {
2387 BIO_printf(bio_s_out, "DONE\n");
2388 SHUTDOWN(s);
2389 close_accept_socket();
2390 ret = -11;
2391 goto err;
2392 }
2393 if ((i <= 0) || (buf[0] == 'q')) {
2394 BIO_printf(bio_s_out, "DONE\n");
2395 if (SSL_version(con) != DTLS1_VERSION)
2396 SHUTDOWN(s);
2397 /*
2398 * close_accept_socket(); ret= -11;
2399 */
2400 goto err;
2401 }
2402 #ifndef OPENSSL_NO_HEARTBEATS
2403 if ((buf[0] == 'B') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2404 BIO_printf(bio_err, "HEARTBEATING\n");
2405 SSL_heartbeat(con);
2406 i = 0;
2407 continue;
2408 }
2409 #endif
2410 if ((buf[0] == 'r') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2411 SSL_renegotiate(con);
2412 i = SSL_do_handshake(con);
2413 printf("SSL_do_handshake -> %d\n", i);
2414 i = 0; /* 13; */
2415 continue;
2416 /*
2417 * strcpy(buf,"server side RE-NEGOTIATE\n");
2418 */
2419 }
2420 if ((buf[0] == 'R') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
2421 SSL_set_verify(con,
2422 SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE,
2423 NULL);
2424 SSL_renegotiate(con);
2425 i = SSL_do_handshake(con);
2426 printf("SSL_do_handshake -> %d\n", i);
2427 i = 0; /* 13; */
2428 continue;
2429 /*
2430 * strcpy(buf,"server side RE-NEGOTIATE asking for client
2431 * cert\n");
2432 */
2433 }
2434 if (buf[0] == 'P') {
2435 static const char *str = "Lets print some clear text\n";
2436 BIO_write(SSL_get_wbio(con), str, strlen(str));
2437 }
2438 if (buf[0] == 'S') {
2439 print_stats(bio_s_out, SSL_get_SSL_CTX(con));
2440 }
2441 }
2442 #ifdef CHARSET_EBCDIC
2443 ebcdic2ascii(buf, buf, i);
2444 #endif
2445 l = k = 0;
2446 for (;;) {
2447 /* should do a select for the write */
2448 #ifdef RENEG
2449 {
2450 static count = 0;
2451 if (++count == 100) {
2452 count = 0;
2453 SSL_renegotiate(con);
2454 }
2455 }
2456 #endif
2457 k = SSL_write(con, &(buf[l]), (unsigned int)i);
2458 #ifndef OPENSSL_NO_SRP
2459 while (SSL_get_error(con, k) == SSL_ERROR_WANT_X509_LOOKUP) {
2460 BIO_printf(bio_s_out, "LOOKUP renego during write\n");
2461 SRP_user_pwd_free(srp_callback_parm.user);
2462 srp_callback_parm.user =
2463 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2464 srp_callback_parm.login);
2465 if (srp_callback_parm.user)
2466 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2467 srp_callback_parm.user->info);
2468 else
2469 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2470 k = SSL_write(con, &(buf[l]), (unsigned int)i);
2471 }
2472 #endif
2473 switch (SSL_get_error(con, k)) {
2474 case SSL_ERROR_NONE:
2475 break;
2476 case SSL_ERROR_WANT_WRITE:
2477 case SSL_ERROR_WANT_READ:
2478 case SSL_ERROR_WANT_X509_LOOKUP:
2479 BIO_printf(bio_s_out, "Write BLOCK\n");
2480 break;
2481 case SSL_ERROR_SYSCALL:
2482 case SSL_ERROR_SSL:
2483 BIO_printf(bio_s_out, "ERROR\n");
2484 ERR_print_errors(bio_err);
2485 ret = 1;
2486 goto err;
2487 /* break; */
2488 case SSL_ERROR_ZERO_RETURN:
2489 BIO_printf(bio_s_out, "DONE\n");
2490 ret = 1;
2491 goto err;
2492 }
2493 if (k > 0) {
2494 l += k;
2495 i -= k;
2496 }
2497 if (i <= 0)
2498 break;
2499 }
2500 }
2501 if (read_from_sslcon) {
2502 if (!SSL_is_init_finished(con)) {
2503 i = init_ssl_connection(con);
2504
2505 if (i < 0) {
2506 ret = 0;
2507 goto err;
2508 } else if (i == 0) {
2509 ret = 1;
2510 goto err;
2511 }
2512 } else {
2513 again:
2514 i = SSL_read(con, (char *)buf, bufsize);
2515 #ifndef OPENSSL_NO_SRP
2516 while (SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP) {
2517 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
2518 SRP_user_pwd_free(srp_callback_parm.user);
2519 srp_callback_parm.user =
2520 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2521 srp_callback_parm.login);
2522 if (srp_callback_parm.user)
2523 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2524 srp_callback_parm.user->info);
2525 else
2526 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2527 i = SSL_read(con, (char *)buf, bufsize);
2528 }
2529 #endif
2530 switch (SSL_get_error(con, i)) {
2531 case SSL_ERROR_NONE:
2532 #ifdef CHARSET_EBCDIC
2533 ascii2ebcdic(buf, buf, i);
2534 #endif
2535 raw_write_stdout(buf, (unsigned int)i);
2536 if (SSL_pending(con))
2537 goto again;
2538 break;
2539 case SSL_ERROR_WANT_WRITE:
2540 case SSL_ERROR_WANT_READ:
2541 BIO_printf(bio_s_out, "Read BLOCK\n");
2542 break;
2543 case SSL_ERROR_SYSCALL:
2544 case SSL_ERROR_SSL:
2545 BIO_printf(bio_s_out, "ERROR\n");
2546 ERR_print_errors(bio_err);
2547 ret = 1;
2548 goto err;
2549 case SSL_ERROR_ZERO_RETURN:
2550 BIO_printf(bio_s_out, "DONE\n");
2551 ret = 1;
2552 goto err;
2553 }
2554 }
2555 }
2556 }
2557 err:
2558 if (con != NULL) {
2559 BIO_printf(bio_s_out, "shutting down SSL\n");
2560 #if 1
2561 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
2562 #else
2563 SSL_shutdown(con);
2564 #endif
2565 SSL_free(con);
2566 }
2567 BIO_printf(bio_s_out, "CONNECTION CLOSED\n");
2568 if (buf != NULL) {
2569 OPENSSL_cleanse(buf, bufsize);
2570 OPENSSL_free(buf);
2571 }
2572 if (ret >= 0)
2573 BIO_printf(bio_s_out, "ACCEPT\n");
2574 return (ret);
2575 }
2576
2577 static void close_accept_socket(void)
2578 {
2579 BIO_printf(bio_err, "shutdown accept socket\n");
2580 if (accept_socket >= 0) {
2581 SHUTDOWN2(accept_socket);
2582 }
2583 }
2584
2585 static int init_ssl_connection(SSL *con)
2586 {
2587 int i;
2588 const char *str;
2589 X509 *peer;
2590 long verify_error;
2591 MS_STATIC char buf[BUFSIZ];
2592 #ifndef OPENSSL_NO_KRB5
2593 char *client_princ;
2594 #endif
2595 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2596 const unsigned char *next_proto_neg;
2597 unsigned next_proto_neg_len;
2598 #endif
2599 unsigned char *exportedkeymat;
2600
2601 i = SSL_accept(con);
2602 #ifdef CERT_CB_TEST_RETRY
2603 {
2604 while (i <= 0 && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP
2605 && SSL_state(con) == SSL3_ST_SR_CLNT_HELLO_C) {
2606 fprintf(stderr,
2607 "LOOKUP from certificate callback during accept\n");
2608 i = SSL_accept(con);
2609 }
2610 }
2611 #endif
2612 #ifndef OPENSSL_NO_SRP
2613 while (i <= 0 && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP) {
2614 BIO_printf(bio_s_out, "LOOKUP during accept %s\n",
2615 srp_callback_parm.login);
2616 SRP_user_pwd_free(srp_callback_parm.user);
2617 srp_callback_parm.user =
2618 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2619 srp_callback_parm.login);
2620 if (srp_callback_parm.user)
2621 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2622 srp_callback_parm.user->info);
2623 else
2624 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2625 i = SSL_accept(con);
2626 }
2627 #endif
2628
2629 if (i <= 0) {
2630 if (BIO_sock_should_retry(i)) {
2631 BIO_printf(bio_s_out, "DELAY\n");
2632 return (1);
2633 }
2634
2635 BIO_printf(bio_err, "ERROR\n");
2636 verify_error = SSL_get_verify_result(con);
2637 if (verify_error != X509_V_OK) {
2638 BIO_printf(bio_err, "verify error:%s\n",
2639 X509_verify_cert_error_string(verify_error));
2640 }
2641 /* Always print any error messages */
2642 ERR_print_errors(bio_err);
2643 return (0);
2644 }
2645
2646 if (s_brief)
2647 print_ssl_summary(bio_err, con);
2648
2649 PEM_write_bio_SSL_SESSION(bio_s_out, SSL_get_session(con));
2650
2651 peer = SSL_get_peer_certificate(con);
2652 if (peer != NULL) {
2653 BIO_printf(bio_s_out, "Client certificate\n");
2654 PEM_write_bio_X509(bio_s_out, peer);
2655 X509_NAME_oneline(X509_get_subject_name(peer), buf, sizeof buf);
2656 BIO_printf(bio_s_out, "subject=%s\n", buf);
2657 X509_NAME_oneline(X509_get_issuer_name(peer), buf, sizeof buf);
2658 BIO_printf(bio_s_out, "issuer=%s\n", buf);
2659 X509_free(peer);
2660 }
2661
2662 if (SSL_get_shared_ciphers(con, buf, sizeof buf) != NULL)
2663 BIO_printf(bio_s_out, "Shared ciphers:%s\n", buf);
2664 str = SSL_CIPHER_get_name(SSL_get_current_cipher(con));
2665 ssl_print_sigalgs(bio_s_out, con);
2666 #ifndef OPENSSL_NO_EC
2667 ssl_print_point_formats(bio_s_out, con);
2668 ssl_print_curves(bio_s_out, con, 0);
2669 #endif
2670 BIO_printf(bio_s_out, "CIPHER is %s\n", (str != NULL) ? str : "(NONE)");
2671
2672 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2673 SSL_get0_next_proto_negotiated(con, &next_proto_neg, &next_proto_neg_len);
2674 if (next_proto_neg) {
2675 BIO_printf(bio_s_out, "NEXTPROTO is ");
2676 BIO_write(bio_s_out, next_proto_neg, next_proto_neg_len);
2677 BIO_printf(bio_s_out, "\n");
2678 }
2679 #endif
2680 #ifndef OPENSSL_NO_SRTP
2681 {
2682 SRTP_PROTECTION_PROFILE *srtp_profile
2683 = SSL_get_selected_srtp_profile(con);
2684
2685 if (srtp_profile)
2686 BIO_printf(bio_s_out, "SRTP Extension negotiated, profile=%s\n",
2687 srtp_profile->name);
2688 }
2689 #endif
2690 if (SSL_cache_hit(con))
2691 BIO_printf(bio_s_out, "Reused session-id\n");
2692 if (SSL_ctrl(con, SSL_CTRL_GET_FLAGS, 0, NULL) &
2693 TLS1_FLAGS_TLS_PADDING_BUG)
2694 BIO_printf(bio_s_out, "Peer has incorrect TLSv1 block padding\n");
2695 #ifndef OPENSSL_NO_KRB5
2696 client_princ = kssl_ctx_get0_client_princ(SSL_get0_kssl_ctx(con));
2697 if (client_princ != NULL) {
2698 BIO_printf(bio_s_out, "Kerberos peer principal is %s\n",
2699 client_princ);
2700 }
2701 #endif /* OPENSSL_NO_KRB5 */
2702 BIO_printf(bio_s_out, "Secure Renegotiation IS%s supported\n",
2703 SSL_get_secure_renegotiation_support(con) ? "" : " NOT");
2704 if (keymatexportlabel != NULL) {
2705 BIO_printf(bio_s_out, "Keying material exporter:\n");
2706 BIO_printf(bio_s_out, " Label: '%s'\n", keymatexportlabel);
2707 BIO_printf(bio_s_out, " Length: %i bytes\n", keymatexportlen);
2708 exportedkeymat = OPENSSL_malloc(keymatexportlen);
2709 if (exportedkeymat != NULL) {
2710 if (!SSL_export_keying_material(con, exportedkeymat,
2711 keymatexportlen,
2712 keymatexportlabel,
2713 strlen(keymatexportlabel),
2714 NULL, 0, 0)) {
2715 BIO_printf(bio_s_out, " Error\n");
2716 } else {
2717 BIO_printf(bio_s_out, " Keying material: ");
2718 for (i = 0; i < keymatexportlen; i++)
2719 BIO_printf(bio_s_out, "%02X", exportedkeymat[i]);
2720 BIO_printf(bio_s_out, "\n");
2721 }
2722 OPENSSL_free(exportedkeymat);
2723 }
2724 }
2725
2726 return (1);
2727 }
2728
2729 #ifndef OPENSSL_NO_DH
2730 static DH *load_dh_param(const char *dhfile)
2731 {
2732 DH *ret = NULL;
2733 BIO *bio;
2734
2735 if ((bio = BIO_new_file(dhfile, "r")) == NULL)
2736 goto err;
2737 ret = PEM_read_bio_DHparams(bio, NULL, NULL, NULL);
2738 err:
2739 if (bio != NULL)
2740 BIO_free(bio);
2741 return (ret);
2742 }
2743 #endif
2744 #ifndef OPENSSL_NO_KRB5
2745 char *client_princ;
2746 #endif
2747
2748 #if 0
2749 static int load_CA(SSL_CTX *ctx, char *file)
2750 {
2751 FILE *in;
2752 X509 *x = NULL;
2753
2754 if ((in = fopen(file, "r")) == NULL)
2755 return (0);
2756
2757 for (;;) {
2758 if (PEM_read_X509(in, &x, NULL) == NULL)
2759 break;
2760 SSL_CTX_add_client_CA(ctx, x);
2761 }
2762 if (x != NULL)
2763 X509_free(x);
2764 fclose(in);
2765 return (1);
2766 }
2767 #endif
2768
2769 static int www_body(char *hostname, int s, int stype, unsigned char *context)
2770 {
2771 char *buf = NULL;
2772 int ret = 1;
2773 int i, j, k, dot;
2774 SSL *con;
2775 const SSL_CIPHER *c;
2776 BIO *io, *ssl_bio, *sbio;
2777 #ifndef OPENSSL_NO_KRB5
2778 KSSL_CTX *kctx;
2779 #endif
2780
2781 buf = OPENSSL_malloc(bufsize);
2782 if (buf == NULL)
2783 return (0);
2784 io = BIO_new(BIO_f_buffer());
2785 ssl_bio = BIO_new(BIO_f_ssl());
2786 if ((io == NULL) || (ssl_bio == NULL))
2787 goto err;
2788
2789 #ifdef FIONBIO
2790 if (s_nbio) {
2791 unsigned long sl = 1;
2792
2793 if (!s_quiet)
2794 BIO_printf(bio_err, "turning on non blocking io\n");
2795 if (BIO_socket_ioctl(s, FIONBIO, &sl) < 0)
2796 ERR_print_errors(bio_err);
2797 }
2798 #endif
2799
2800 /* lets make the output buffer a reasonable size */
2801 if (!BIO_set_write_buffer_size(io, bufsize))
2802 goto err;
2803
2804 if ((con = SSL_new(ctx)) == NULL)
2805 goto err;
2806 #ifndef OPENSSL_NO_TLSEXT
2807 if (s_tlsextdebug) {
2808 SSL_set_tlsext_debug_callback(con, tlsext_cb);
2809 SSL_set_tlsext_debug_arg(con, bio_s_out);
2810 }
2811 #endif
2812 #ifndef OPENSSL_NO_KRB5
2813 if ((kctx = kssl_ctx_new()) != NULL) {
2814 kssl_ctx_setstring(kctx, KSSL_SERVICE, KRB5SVC);
2815 kssl_ctx_setstring(kctx, KSSL_KEYTAB, KRB5KEYTAB);
2816 }
2817 #endif /* OPENSSL_NO_KRB5 */
2818 if (context)
2819 SSL_set_session_id_context(con, context, strlen((char *)context));
2820
2821 sbio = BIO_new_socket(s, BIO_NOCLOSE);
2822 if (s_nbio_test) {
2823 BIO *test;
2824
2825 test = BIO_new(BIO_f_nbio_test());
2826 sbio = BIO_push(test, sbio);
2827 }
2828 SSL_set_bio(con, sbio, sbio);
2829 SSL_set_accept_state(con);
2830
2831 /* SSL_set_fd(con,s); */
2832 BIO_set_ssl(ssl_bio, con, BIO_CLOSE);
2833 BIO_push(io, ssl_bio);
2834 #ifdef CHARSET_EBCDIC
2835 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()), io);
2836 #endif
2837
2838 if (s_debug) {
2839 SSL_set_debug(con, 1);
2840 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
2841 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
2842 }
2843 if (s_msg) {
2844 #ifndef OPENSSL_NO_SSL_TRACE
2845 if (s_msg == 2)
2846 SSL_set_msg_callback(con, SSL_trace);
2847 else
2848 #endif
2849 SSL_set_msg_callback(con, msg_cb);
2850 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
2851 }
2852
2853 for (;;) {
2854 if (hack) {
2855 i = SSL_accept(con);
2856 #ifndef OPENSSL_NO_SRP
2857 while (i <= 0
2858 && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP) {
2859 BIO_printf(bio_s_out, "LOOKUP during accept %s\n",
2860 srp_callback_parm.login);
2861 SRP_user_pwd_free(srp_callback_parm.user);
2862 srp_callback_parm.user =
2863 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2864 srp_callback_parm.login);
2865 if (srp_callback_parm.user)
2866 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2867 srp_callback_parm.user->info);
2868 else
2869 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2870 i = SSL_accept(con);
2871 }
2872 #endif
2873 switch (SSL_get_error(con, i)) {
2874 case SSL_ERROR_NONE:
2875 break;
2876 case SSL_ERROR_WANT_WRITE:
2877 case SSL_ERROR_WANT_READ:
2878 case SSL_ERROR_WANT_X509_LOOKUP:
2879 continue;
2880 case SSL_ERROR_SYSCALL:
2881 case SSL_ERROR_SSL:
2882 case SSL_ERROR_ZERO_RETURN:
2883 ret = 1;
2884 goto err;
2885 /* break; */
2886 }
2887
2888 SSL_renegotiate(con);
2889 SSL_write(con, NULL, 0);
2890 }
2891
2892 i = BIO_gets(io, buf, bufsize - 1);
2893 if (i < 0) { /* error */
2894 if (!BIO_should_retry(io)) {
2895 if (!s_quiet)
2896 ERR_print_errors(bio_err);
2897 goto err;
2898 } else {
2899 BIO_printf(bio_s_out, "read R BLOCK\n");
2900 #ifndef OPENSSL_NO_SRP
2901 if (BIO_should_io_special(io)
2902 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
2903 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
2904 SRP_user_pwd_free(srp_callback_parm.user);
2905 srp_callback_parm.user =
2906 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
2907 srp_callback_parm.login);
2908 if (srp_callback_parm.user)
2909 BIO_printf(bio_s_out, "LOOKUP done %s\n",
2910 srp_callback_parm.user->info);
2911 else
2912 BIO_printf(bio_s_out, "LOOKUP not successful\n");
2913 continue;
2914 }
2915 #endif
2916 #if defined(OPENSSL_SYS_NETWARE)
2917 delay(1000);
2918 #elif !defined(OPENSSL_SYS_MSDOS) && !defined(__DJGPP__)
2919 sleep(1);
2920 #endif
2921 continue;
2922 }
2923 } else if (i == 0) { /* end of input */
2924 ret = 1;
2925 goto end;
2926 }
2927
2928 /* else we have data */
2929 if (((www == 1) && (strncmp("GET ", buf, 4) == 0)) ||
2930 ((www == 2) && (strncmp("GET /stats ", buf, 11) == 0))) {
2931 char *p;
2932 X509 *peer;
2933 STACK_OF(SSL_CIPHER) *sk;
2934 static const char *space = " ";
2935
2936 BIO_puts(io,
2937 "HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
2938 BIO_puts(io, "<HTML><BODY BGCOLOR=\"#ffffff\">\n");
2939 BIO_puts(io, "<pre>\n");
2940 /* BIO_puts(io,SSLeay_version(SSLEAY_VERSION));*/
2941 BIO_puts(io, "\n");
2942 for (i = 0; i < local_argc; i++) {
2943 BIO_puts(io, local_argv[i]);
2944 BIO_write(io, " ", 1);
2945 }
2946 BIO_puts(io, "\n");
2947
2948 BIO_printf(io,
2949 "Secure Renegotiation IS%s supported\n",
2950 SSL_get_secure_renegotiation_support(con) ?
2951 "" : " NOT");
2952
2953 /*
2954 * The following is evil and should not really be done
2955 */
2956 BIO_printf(io, "Ciphers supported in s_server binary\n");
2957 sk = SSL_get_ciphers(con);
2958 j = sk_SSL_CIPHER_num(sk);
2959 for (i = 0; i < j; i++) {
2960 c = sk_SSL_CIPHER_value(sk, i);
2961 BIO_printf(io, "%-11s:%-25s",
2962 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
2963 if ((((i + 1) % 2) == 0) && (i + 1 != j))
2964 BIO_puts(io, "\n");
2965 }
2966 BIO_puts(io, "\n");
2967 p = SSL_get_shared_ciphers(con, buf, bufsize);
2968 if (p != NULL) {
2969 BIO_printf(io,
2970 "---\nCiphers common between both SSL end points:\n");
2971 j = i = 0;
2972 while (*p) {
2973 if (*p == ':') {
2974 BIO_write(io, space, 26 - j);
2975 i++;
2976 j = 0;
2977 BIO_write(io, ((i % 3) ? " " : "\n"), 1);
2978 } else {
2979 BIO_write(io, p, 1);
2980 j++;
2981 }
2982 p++;
2983 }
2984 BIO_puts(io, "\n");
2985 }
2986 ssl_print_sigalgs(io, con);
2987 #ifndef OPENSSL_NO_EC
2988 ssl_print_curves(io, con, 0);
2989 #endif
2990 BIO_printf(io, (SSL_cache_hit(con)
2991 ? "---\nReused, " : "---\nNew, "));
2992 c = SSL_get_current_cipher(con);
2993 BIO_printf(io, "%s, Cipher is %s\n",
2994 SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
2995 SSL_SESSION_print(io, SSL_get_session(con));
2996 BIO_printf(io, "---\n");
2997 print_stats(io, SSL_get_SSL_CTX(con));
2998 BIO_printf(io, "---\n");
2999 peer = SSL_get_peer_certificate(con);
3000 if (peer != NULL) {
3001 BIO_printf(io, "Client certificate\n");
3002 X509_print(io, peer);
3003 PEM_write_bio_X509(io, peer);
3004 } else
3005 BIO_puts(io, "no client certificate available\n");
3006 BIO_puts(io, "</BODY></HTML>\r\n\r\n");
3007 break;
3008 } else if ((www == 2 || www == 3)
3009 && (strncmp("GET /", buf, 5) == 0)) {
3010 BIO *file;
3011 char *p, *e;
3012 static const char *text =
3013 "HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n";
3014
3015 /* skip the '/' */
3016 p = &(buf[5]);
3017
3018 dot = 1;
3019 for (e = p; *e != '\0'; e++) {
3020 if (e[0] == ' ')
3021 break;
3022
3023 switch (dot) {
3024 case 1:
3025 dot = (e[0] == '.') ? 2 : 0;
3026 break;
3027 case 2:
3028 dot = (e[0] == '.') ? 3 : 0;
3029 break;
3030 case 3:
3031 dot = (e[0] == '/') ? -1 : 0;
3032 break;
3033 }
3034 if (dot == 0)
3035 dot = (e[0] == '/') ? 1 : 0;
3036 }
3037 dot = (dot == 3) || (dot == -1); /* filename contains ".."
3038 * component */
3039
3040 if (*e == '\0') {
3041 BIO_puts(io, text);
3042 BIO_printf(io, "'%s' is an invalid file name\r\n", p);
3043 break;
3044 }
3045 *e = '\0';
3046
3047 if (dot) {
3048 BIO_puts(io, text);
3049 BIO_printf(io, "'%s' contains '..' reference\r\n", p);
3050 break;
3051 }
3052
3053 if (*p == '/') {
3054 BIO_puts(io, text);
3055 BIO_printf(io, "'%s' is an invalid path\r\n", p);
3056 break;
3057 }
3058 #if 0
3059 /* append if a directory lookup */
3060 if (e[-1] == '/')
3061 strcat(p, "index.html");
3062 #endif
3063
3064 /* if a directory, do the index thang */
3065 if (app_isdir(p) > 0) {
3066 #if 0 /* must check buffer size */
3067 strcat(p, "/index.html");
3068 #else
3069 BIO_puts(io, text);
3070 BIO_printf(io, "'%s' is a directory\r\n", p);
3071 break;
3072 #endif
3073 }
3074
3075 if ((file = BIO_new_file(p, "r")) == NULL) {
3076 BIO_puts(io, text);
3077 BIO_printf(io, "Error opening '%s'\r\n", p);
3078 ERR_print_errors(io);
3079 break;
3080 }
3081
3082 if (!s_quiet)
3083 BIO_printf(bio_err, "FILE:%s\n", p);
3084
3085 if (www == 2) {
3086 i = strlen(p);
3087 if (((i > 5) && (strcmp(&(p[i - 5]), ".html") == 0)) ||
3088 ((i > 4) && (strcmp(&(p[i - 4]), ".php") == 0)) ||
3089 ((i > 4) && (strcmp(&(p[i - 4]), ".htm") == 0)))
3090 BIO_puts(io,
3091 "HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
3092 else
3093 BIO_puts(io,
3094 "HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n");
3095 }
3096 /* send the file */
3097 for (;;) {
3098 i = BIO_read(file, buf, bufsize);
3099 if (i <= 0)
3100 break;
3101
3102 #ifdef RENEG
3103 total_bytes += i;
3104 fprintf(stderr, "%d\n", i);
3105 if (total_bytes > 3 * 1024) {
3106 total_bytes = 0;
3107 fprintf(stderr, "RENEGOTIATE\n");
3108 SSL_renegotiate(con);
3109 }
3110 #endif
3111
3112 for (j = 0; j < i;) {
3113 #ifdef RENEG
3114 {
3115 static count = 0;
3116 if (++count == 13) {
3117 SSL_renegotiate(con);
3118 }
3119 }
3120 #endif
3121 k = BIO_write(io, &(buf[j]), i - j);
3122 if (k <= 0) {
3123 if (!BIO_should_retry(io))
3124 goto write_error;
3125 else {
3126 BIO_printf(bio_s_out, "rwrite W BLOCK\n");
3127 }
3128 } else {
3129 j += k;
3130 }
3131 }
3132 }
3133 write_error:
3134 BIO_free(file);
3135 break;
3136 }
3137 }
3138
3139 for (;;) {
3140 i = (int)BIO_flush(io);
3141 if (i <= 0) {
3142 if (!BIO_should_retry(io))
3143 break;
3144 } else
3145 break;
3146 }
3147 end:
3148 #if 1
3149 /* make sure we re-use sessions */
3150 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
3151 #else
3152 /* This kills performance */
3153 /*
3154 * SSL_shutdown(con); A shutdown gets sent in the BIO_free_all(io)
3155 * procession
3156 */
3157 #endif
3158
3159 err:
3160
3161 if (ret >= 0)
3162 BIO_printf(bio_s_out, "ACCEPT\n");
3163
3164 if (buf != NULL)
3165 OPENSSL_free(buf);
3166 if (io != NULL)
3167 BIO_free_all(io);
3168 /* if (ssl_bio != NULL) BIO_free(ssl_bio);*/
3169 return (ret);
3170 }
3171
3172 static int rev_body(char *hostname, int s, int stype, unsigned char *context)
3173 {
3174 char *buf = NULL;
3175 int i;
3176 int ret = 1;
3177 SSL *con;
3178 BIO *io, *ssl_bio, *sbio;
3179 #ifndef OPENSSL_NO_KRB5
3180 KSSL_CTX *kctx;
3181 #endif
3182
3183 buf = OPENSSL_malloc(bufsize);
3184 if (buf == NULL)
3185 return (0);
3186 io = BIO_new(BIO_f_buffer());
3187 ssl_bio = BIO_new(BIO_f_ssl());
3188 if ((io == NULL) || (ssl_bio == NULL))
3189 goto err;
3190
3191 /* lets make the output buffer a reasonable size */
3192 if (!BIO_set_write_buffer_size(io, bufsize))
3193 goto err;
3194
3195 if ((con = SSL_new(ctx)) == NULL)
3196 goto err;
3197 #ifndef OPENSSL_NO_TLSEXT
3198 if (s_tlsextdebug) {
3199 SSL_set_tlsext_debug_callback(con, tlsext_cb);
3200 SSL_set_tlsext_debug_arg(con, bio_s_out);
3201 }
3202 #endif
3203 #ifndef OPENSSL_NO_KRB5
3204 if ((kctx = kssl_ctx_new()) != NULL) {
3205 kssl_ctx_setstring(kctx, KSSL_SERVICE, KRB5SVC);
3206 kssl_ctx_setstring(kctx, KSSL_KEYTAB, KRB5KEYTAB);
3207 }
3208 #endif /* OPENSSL_NO_KRB5 */
3209 if (context)
3210 SSL_set_session_id_context(con, context, strlen((char *)context));
3211
3212 sbio = BIO_new_socket(s, BIO_NOCLOSE);
3213 SSL_set_bio(con, sbio, sbio);
3214 SSL_set_accept_state(con);
3215
3216 BIO_set_ssl(ssl_bio, con, BIO_CLOSE);
3217 BIO_push(io, ssl_bio);
3218 #ifdef CHARSET_EBCDIC
3219 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()), io);
3220 #endif
3221
3222 if (s_debug) {
3223 SSL_set_debug(con, 1);
3224 BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
3225 BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
3226 }
3227 if (s_msg) {
3228 #ifndef OPENSSL_NO_SSL_TRACE
3229 if (s_msg == 2)
3230 SSL_set_msg_callback(con, SSL_trace);
3231 else
3232 #endif
3233 SSL_set_msg_callback(con, msg_cb);
3234 SSL_set_msg_callback_arg(con, bio_s_msg ? bio_s_msg : bio_s_out);
3235 }
3236
3237 for (;;) {
3238 i = BIO_do_handshake(io);
3239 if (i > 0)
3240 break;
3241 if (!BIO_should_retry(io)) {
3242 BIO_puts(bio_err, "CONNECTION FAILURE\n");
3243 ERR_print_errors(bio_err);
3244 goto end;
3245 }
3246 #ifndef OPENSSL_NO_SRP
3247 if (BIO_should_io_special(io)
3248 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
3249 BIO_printf(bio_s_out, "LOOKUP renego during accept\n");
3250 SRP_user_pwd_free(srp_callback_parm.user);
3251 srp_callback_parm.user =
3252 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
3253 srp_callback_parm.login);
3254 if (srp_callback_parm.user)
3255 BIO_printf(bio_s_out, "LOOKUP done %s\n",
3256 srp_callback_parm.user->info);
3257 else
3258 BIO_printf(bio_s_out, "LOOKUP not successful\n");
3259 continue;
3260 }
3261 #endif
3262 }
3263 BIO_printf(bio_err, "CONNECTION ESTABLISHED\n");
3264 print_ssl_summary(bio_err, con);
3265
3266 for (;;) {
3267 i = BIO_gets(io, buf, bufsize - 1);
3268 if (i < 0) { /* error */
3269 if (!BIO_should_retry(io)) {
3270 if (!s_quiet)
3271 ERR_print_errors(bio_err);
3272 goto err;
3273 } else {
3274 BIO_printf(bio_s_out, "read R BLOCK\n");
3275 #ifndef OPENSSL_NO_SRP
3276 if (BIO_should_io_special(io)
3277 && BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
3278 BIO_printf(bio_s_out, "LOOKUP renego during read\n");
3279 SRP_user_pwd_free(srp_callback_parm.user);
3280 srp_callback_parm.user =
3281 SRP_VBASE_get1_by_user(srp_callback_parm.vb,
3282 srp_callback_parm.login);
3283 if (srp_callback_parm.user)
3284 BIO_printf(bio_s_out, "LOOKUP done %s\n",
3285 srp_callback_parm.user->info);
3286 else
3287 BIO_printf(bio_s_out, "LOOKUP not successful\n");
3288 continue;
3289 }
3290 #endif
3291 #if defined(OPENSSL_SYS_NETWARE)
3292 delay(1000);
3293 #elif !defined(OPENSSL_SYS_MSDOS) && !defined(__DJGPP__)
3294 sleep(1);
3295 #endif
3296 continue;
3297 }
3298 } else if (i == 0) { /* end of input */
3299 ret = 1;
3300 BIO_printf(bio_err, "CONNECTION CLOSED\n");
3301 goto end;
3302 } else {
3303 char *p = buf + i - 1;
3304 while (i && (*p == '\n' || *p == '\r')) {
3305 p--;
3306 i--;
3307 }
3308 if (!s_ign_eof && i == 5 && !strncmp(buf, "CLOSE", 5)) {
3309 ret = 1;
3310 BIO_printf(bio_err, "CONNECTION CLOSED\n");
3311 goto end;
3312 }
3313 BUF_reverse((unsigned char *)buf, NULL, i);
3314 buf[i] = '\n';
3315 BIO_write(io, buf, i + 1);
3316 for (;;) {
3317 i = BIO_flush(io);
3318 if (i > 0)
3319 break;
3320 if (!BIO_should_retry(io))
3321 goto end;
3322 }
3323 }
3324 }
3325 end:
3326 /* make sure we re-use sessions */
3327 SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
3328
3329 err:
3330
3331 if (buf != NULL)
3332 OPENSSL_free(buf);
3333 if (io != NULL)
3334 BIO_free_all(io);
3335 return (ret);
3336 }
3337
3338 #ifndef OPENSSL_NO_RSA
3339 static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength)
3340 {
3341 BIGNUM *bn = NULL;
3342 static RSA *rsa_tmp = NULL;
3343
3344 if (!rsa_tmp && ((bn = BN_new()) == NULL))
3345 BIO_printf(bio_err, "Allocation error in generating RSA key\n");
3346 if (!rsa_tmp && bn) {
3347 if (!s_quiet) {
3348 BIO_printf(bio_err, "Generating temp (%d bit) RSA key...",
3349 keylength);
3350 (void)BIO_flush(bio_err);
3351 }
3352 if (!BN_set_word(bn, RSA_F4) || ((rsa_tmp = RSA_new()) == NULL) ||
3353 !RSA_generate_key_ex(rsa_tmp, keylength, bn, NULL)) {
3354 if (rsa_tmp)
3355 RSA_free(rsa_tmp);
3356 rsa_tmp = NULL;
3357 }
3358 if (!s_quiet) {
3359 BIO_printf(bio_err, "\n");
3360 (void)BIO_flush(bio_err);
3361 }
3362 BN_free(bn);
3363 }
3364 return (rsa_tmp);
3365 }
3366 #endif
3367
3368 #define MAX_SESSION_ID_ATTEMPTS 10
3369 static int generate_session_id(const SSL *ssl, unsigned char *id,
3370 unsigned int *id_len)
3371 {
3372 unsigned int count = 0;
3373 do {
3374 if (RAND_pseudo_bytes(id, *id_len) < 0)
3375 return 0;
3376 /*
3377 * Prefix the session_id with the required prefix. NB: If our prefix
3378 * is too long, clip it - but there will be worse effects anyway, eg.
3379 * the server could only possibly create 1 session ID (ie. the
3380 * prefix!) so all future session negotiations will fail due to
3381 * conflicts.
3382 */
3383 memcpy(id, session_id_prefix,
3384 (strlen(session_id_prefix) < *id_len) ?
3385 strlen(session_id_prefix) : *id_len);
3386 }
3387 while (SSL_has_matching_session_id(ssl, id, *id_len) &&
3388 (++count < MAX_SESSION_ID_ATTEMPTS));
3389 if (count >= MAX_SESSION_ID_ATTEMPTS)
3390 return 0;
3391 return 1;
3392 }
3393
3394 /*
3395 * By default s_server uses an in-memory cache which caches SSL_SESSION
3396 * structures without any serialisation. This hides some bugs which only
3397 * become apparent in deployed servers. By implementing a basic external
3398 * session cache some issues can be debugged using s_server.
3399 */
3400
3401 typedef struct simple_ssl_session_st {
3402 unsigned char *id;
3403 unsigned int idlen;
3404 unsigned char *der;
3405 int derlen;
3406 struct simple_ssl_session_st *next;
3407 } simple_ssl_session;
3408
3409 static simple_ssl_session *first = NULL;
3410
3411 static int add_session(SSL *ssl, SSL_SESSION *session)
3412 {
3413 simple_ssl_session *sess;
3414 unsigned char *p;
3415
3416 sess = OPENSSL_malloc(sizeof(simple_ssl_session));
3417 if (!sess) {
3418 BIO_printf(bio_err, "Out of memory adding session to external cache\n");
3419 return 0;
3420 }
3421
3422 SSL_SESSION_get_id(session, &sess->idlen);
3423 sess->derlen = i2d_SSL_SESSION(session, NULL);
3424
3425 sess->id = BUF_memdup(SSL_SESSION_get_id(session, NULL), sess->idlen);
3426
3427 sess->der = OPENSSL_malloc(sess->derlen);
3428 if (!sess->id || !sess->der) {
3429 BIO_printf(bio_err, "Out of memory adding session to external cache\n");
3430
3431 if (sess->id)
3432 OPENSSL_free(sess->id);
3433 if (sess->der)
3434 OPENSSL_free(sess->der);
3435 OPENSSL_free(sess);
3436 return 0;
3437 }
3438 p = sess->der;
3439 i2d_SSL_SESSION(session, &p);
3440
3441 sess->next = first;
3442 first = sess;
3443 BIO_printf(bio_err, "New session added to external cache\n");
3444 return 0;
3445 }
3446
3447 static SSL_SESSION *get_session(SSL *ssl, unsigned char *id, int idlen,
3448 int *do_copy)
3449 {
3450 simple_ssl_session *sess;
3451 *do_copy = 0;
3452 for (sess = first; sess; sess = sess->next) {
3453 if (idlen == (int)sess->idlen && !memcmp(sess->id, id, idlen)) {
3454 const unsigned char *p = sess->der;
3455 BIO_printf(bio_err, "Lookup session: cache hit\n");
3456 return d2i_SSL_SESSION(NULL, &p, sess->derlen);
3457 }
3458 }
3459 BIO_printf(bio_err, "Lookup session: cache miss\n");
3460 return NULL;
3461 }
3462
3463 static void del_session(SSL_CTX *sctx, SSL_SESSION *session)
3464 {
3465 simple_ssl_session *sess, *prev = NULL;
3466 const unsigned char *id;
3467 unsigned int idlen;
3468 id = SSL_SESSION_get_id(session, &idlen);
3469 for (sess = first; sess; sess = sess->next) {
3470 if (idlen == sess->idlen && !memcmp(sess->id, id, idlen)) {
3471 if (prev)
3472 prev->next = sess->next;
3473 else
3474 first = sess->next;
3475 OPENSSL_free(sess->id);
3476 OPENSSL_free(sess->der);
3477 OPENSSL_free(sess);
3478 return;
3479 }
3480 prev = sess;
3481 }
3482 }
3483
3484 static void init_session_cache_ctx(SSL_CTX *sctx)
3485 {
3486 SSL_CTX_set_session_cache_mode(sctx,
3487 SSL_SESS_CACHE_NO_INTERNAL |
3488 SSL_SESS_CACHE_SERVER);
3489 SSL_CTX_sess_set_new_cb(sctx, add_session);
3490 SSL_CTX_sess_set_get_cb(sctx, get_session);
3491 SSL_CTX_sess_set_remove_cb(sctx, del_session);
3492 }
3493
3494 static void free_sessions(void)
3495 {
3496 simple_ssl_session *sess, *tsess;
3497 for (sess = first; sess;) {
3498 OPENSSL_free(sess->id);
3499 OPENSSL_free(sess->der);
3500 tsess = sess;
3501 sess = sess->next;
3502 OPENSSL_free(tsess);
3503 }
3504 first = NULL;
3505 }
Tomato firmware and modifications.