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1 | /* apps/s_client.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 2005 Nokia. All rights reserved. | |
113 | * | |
114 | * The portions of the attached software ("Contribution") is developed by | |
115 | * Nokia Corporation and is licensed pursuant to the OpenSSL open source | |
116 | * license. | |
117 | * | |
118 | * The Contribution, originally written by Mika Kousa and Pasi Eronen of | |
119 | * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites | |
120 | * support (see RFC 4279) to OpenSSL. | |
121 | * | |
122 | * No patent licenses or other rights except those expressly stated in | |
123 | * the OpenSSL open source license shall be deemed granted or received | |
124 | * expressly, by implication, estoppel, or otherwise. | |
125 | * | |
126 | * No assurances are provided by Nokia that the Contribution does not | |
127 | * infringe the patent or other intellectual property rights of any third | |
128 | * party or that the license provides you with all the necessary rights | |
129 | * to make use of the Contribution. | |
130 | * | |
131 | * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN | |
132 | * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA | |
133 | * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY | |
134 | * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR | |
135 | * OTHERWISE. | |
136 | */ | |
137 | ||
138 | #include <assert.h> | |
139 | #include <ctype.h> | |
140 | #include <stdio.h> | |
141 | #include <stdlib.h> | |
142 | #include <string.h> | |
143 | #include <openssl/e_os2.h> | |
144 | #ifdef OPENSSL_NO_STDIO | |
145 | #define APPS_WIN16 | |
146 | #endif | |
147 | ||
148 | /* With IPv6, it looks like Digital has mixed up the proper order of | |
149 | recursive header file inclusion, resulting in the compiler complaining | |
150 | that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which | |
151 | is needed to have fileno() declared correctly... So let's define u_int */ | |
152 | #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT) | |
153 | #define __U_INT | |
154 | typedef unsigned int u_int; | |
155 | #endif | |
156 | ||
157 | #define USE_SOCKETS | |
158 | #include "apps.h" | |
159 | #include <openssl/x509.h> | |
160 | #include <openssl/ssl.h> | |
161 | #include <openssl/err.h> | |
162 | #include <openssl/pem.h> | |
163 | #include <openssl/rand.h> | |
164 | #include <openssl/ocsp.h> | |
165 | #include <openssl/bn.h> | |
166 | #ifndef OPENSSL_NO_SRP | |
167 | #include <openssl/srp.h> | |
168 | #endif | |
169 | #include "s_apps.h" | |
170 | #include "timeouts.h" | |
171 | ||
172 | #if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000) | |
173 | /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */ | |
174 | #undef FIONBIO | |
175 | #endif | |
176 | ||
177 | #if defined(OPENSSL_SYS_BEOS_R5) | |
178 | #include <fcntl.h> | |
179 | #endif | |
180 | ||
181 | #undef PROG | |
182 | #define PROG s_client_main | |
183 | ||
184 | /*#define SSL_HOST_NAME "www.netscape.com" */ | |
185 | /*#define SSL_HOST_NAME "193.118.187.102" */ | |
186 | #define SSL_HOST_NAME "localhost" | |
187 | ||
188 | /*#define TEST_CERT "client.pem" */ /* no default cert. */ | |
189 | ||
190 | #undef BUFSIZZ | |
191 | #define BUFSIZZ 1024*8 | |
192 | ||
193 | extern int verify_depth; | |
194 | extern int verify_error; | |
195 | extern int verify_return_error; | |
196 | extern int verify_quiet; | |
197 | ||
198 | #ifdef FIONBIO | |
199 | static int c_nbio=0; | |
200 | #endif | |
201 | static int c_Pause=0; | |
202 | static int c_debug=0; | |
203 | #ifndef OPENSSL_NO_TLSEXT | |
204 | static int c_tlsextdebug=0; | |
205 | static int c_status_req=0; | |
206 | #endif | |
207 | static int c_msg=0; | |
208 | static int c_showcerts=0; | |
209 | ||
210 | static char *keymatexportlabel=NULL; | |
211 | static int keymatexportlen=20; | |
212 | ||
213 | static void sc_usage(void); | |
214 | static void print_stuff(BIO *berr,SSL *con,int full); | |
215 | #ifndef OPENSSL_NO_TLSEXT | |
216 | static int ocsp_resp_cb(SSL *s, void *arg); | |
217 | #endif | |
218 | static BIO *bio_c_out=NULL; | |
219 | static BIO *bio_c_msg=NULL; | |
220 | static int c_quiet=0; | |
221 | static int c_ign_eof=0; | |
222 | static int c_brief=0; | |
223 | ||
224 | #ifndef OPENSSL_NO_PSK | |
225 | /* Default PSK identity and key */ | |
226 | static char *psk_identity="Client_identity"; | |
227 | /*char *psk_key=NULL; by default PSK is not used */ | |
228 | ||
229 | static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity, | |
230 | unsigned int max_identity_len, unsigned char *psk, | |
231 | unsigned int max_psk_len) | |
232 | { | |
233 | unsigned int psk_len = 0; | |
234 | int ret; | |
235 | BIGNUM *bn=NULL; | |
236 | ||
237 | if (c_debug) | |
238 | BIO_printf(bio_c_out, "psk_client_cb\n"); | |
239 | if (!hint) | |
240 | { | |
241 | /* no ServerKeyExchange message*/ | |
242 | if (c_debug) | |
243 | BIO_printf(bio_c_out,"NULL received PSK identity hint, continuing anyway\n"); | |
244 | } | |
245 | else if (c_debug) | |
246 | BIO_printf(bio_c_out, "Received PSK identity hint '%s'\n", hint); | |
247 | ||
248 | /* lookup PSK identity and PSK key based on the given identity hint here */ | |
249 | ret = BIO_snprintf(identity, max_identity_len, "%s", psk_identity); | |
250 | if (ret < 0 || (unsigned int)ret > max_identity_len) | |
251 | goto out_err; | |
252 | if (c_debug) | |
253 | BIO_printf(bio_c_out, "created identity '%s' len=%d\n", identity, ret); | |
254 | ret=BN_hex2bn(&bn, psk_key); | |
255 | if (!ret) | |
256 | { | |
257 | BIO_printf(bio_err,"Could not convert PSK key '%s' to BIGNUM\n", psk_key); | |
258 | if (bn) | |
259 | BN_free(bn); | |
260 | return 0; | |
261 | } | |
262 | ||
263 | if ((unsigned int)BN_num_bytes(bn) > max_psk_len) | |
264 | { | |
265 | BIO_printf(bio_err,"psk buffer of callback is too small (%d) for key (%d)\n", | |
266 | max_psk_len, BN_num_bytes(bn)); | |
267 | BN_free(bn); | |
268 | return 0; | |
269 | } | |
270 | ||
271 | psk_len=BN_bn2bin(bn, psk); | |
272 | BN_free(bn); | |
273 | if (psk_len == 0) | |
274 | goto out_err; | |
275 | ||
276 | if (c_debug) | |
277 | BIO_printf(bio_c_out, "created PSK len=%d\n", psk_len); | |
278 | ||
279 | return psk_len; | |
280 | out_err: | |
281 | if (c_debug) | |
282 | BIO_printf(bio_err, "Error in PSK client callback\n"); | |
283 | return 0; | |
284 | } | |
285 | #endif | |
286 | ||
287 | static void sc_usage(void) | |
288 | { | |
289 | BIO_printf(bio_err,"usage: s_client args\n"); | |
290 | BIO_printf(bio_err,"\n"); | |
291 | BIO_printf(bio_err," -host host - use -connect instead\n"); | |
292 | BIO_printf(bio_err," -port port - use -connect instead\n"); | |
293 | BIO_printf(bio_err," -connect host:port - connect over TCP/IP (default is %s:%s)\n",SSL_HOST_NAME,PORT_STR); | |
294 | BIO_printf(bio_err," -unix path - connect over unix domain sockets\n"); | |
295 | BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n"); | |
296 | BIO_printf(bio_err," -verify_return_error - return verification errors\n"); | |
297 | BIO_printf(bio_err," -cert arg - certificate file to use, PEM format assumed\n"); | |
298 | BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n"); | |
299 | BIO_printf(bio_err," -key arg - Private key file to use, in cert file if\n"); | |
300 | BIO_printf(bio_err," not specified but cert file is.\n"); | |
301 | BIO_printf(bio_err," -keyform arg - key format (PEM or DER) PEM default\n"); | |
302 | BIO_printf(bio_err," -pass arg - private key file pass phrase source\n"); | |
303 | BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n"); | |
304 | BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n"); | |
305 | BIO_printf(bio_err," -trusted_first - Use local CA's first when building trust chain\n"); | |
306 | BIO_printf(bio_err," -reconnect - Drop and re-make the connection with the same Session-ID\n"); | |
307 | BIO_printf(bio_err," -pause - sleep(1) after each read(2) and write(2) system call\n"); | |
308 | BIO_printf(bio_err," -prexit - print session information even on connection failure\n"); | |
309 | BIO_printf(bio_err," -showcerts - show all certificates in the chain\n"); | |
310 | BIO_printf(bio_err," -debug - extra output\n"); | |
311 | #ifdef WATT32 | |
312 | BIO_printf(bio_err," -wdebug - WATT-32 tcp debugging\n"); | |
313 | #endif | |
314 | BIO_printf(bio_err," -msg - Show protocol messages\n"); | |
315 | BIO_printf(bio_err," -nbio_test - more ssl protocol testing\n"); | |
316 | BIO_printf(bio_err," -state - print the 'ssl' states\n"); | |
317 | #ifdef FIONBIO | |
318 | BIO_printf(bio_err," -nbio - Run with non-blocking IO\n"); | |
319 | #endif | |
320 | BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n"); | |
321 | BIO_printf(bio_err," -quiet - no s_client output\n"); | |
322 | BIO_printf(bio_err," -ign_eof - ignore input eof (default when -quiet)\n"); | |
323 | BIO_printf(bio_err," -no_ign_eof - don't ignore input eof\n"); | |
324 | #ifndef OPENSSL_NO_PSK | |
325 | BIO_printf(bio_err," -psk_identity arg - PSK identity\n"); | |
326 | BIO_printf(bio_err," -psk arg - PSK in hex (without 0x)\n"); | |
327 | # ifndef OPENSSL_NO_JPAKE | |
328 | BIO_printf(bio_err," -jpake arg - JPAKE secret to use\n"); | |
329 | # endif | |
330 | #endif | |
331 | #ifndef OPENSSL_NO_SRP | |
332 | BIO_printf(bio_err," -srpuser user - SRP authentification for 'user'\n"); | |
333 | BIO_printf(bio_err," -srppass arg - password for 'user'\n"); | |
334 | BIO_printf(bio_err," -srp_lateuser - SRP username into second ClientHello message\n"); | |
335 | BIO_printf(bio_err," -srp_moregroups - Tolerate other than the known g N values.\n"); | |
336 | BIO_printf(bio_err," -srp_strength int - minimal mength in bits for N (default %d).\n",SRP_MINIMAL_N); | |
337 | #endif | |
338 | #ifndef OPENSSL_NO_SSL3_METHOD | |
339 | BIO_printf(bio_err," -ssl3 - just use SSLv3\n"); | |
340 | #endif | |
341 | BIO_printf(bio_err," -tls1_2 - just use TLSv1.2\n"); | |
342 | BIO_printf(bio_err," -tls1_1 - just use TLSv1.1\n"); | |
343 | BIO_printf(bio_err," -tls1 - just use TLSv1\n"); | |
344 | BIO_printf(bio_err," -dtls1 - just use DTLSv1\n"); | |
345 | BIO_printf(bio_err," -fallback_scsv - send TLS_FALLBACK_SCSV\n"); | |
346 | BIO_printf(bio_err," -mtu - set the link layer MTU\n"); | |
347 | BIO_printf(bio_err," -no_tls1_2/-no_tls1_1/-no_tls1/-no_ssl3 - turn off that protocol\n"); | |
348 | BIO_printf(bio_err," -bugs - Switch on all SSL implementation bug workarounds\n"); | |
349 | BIO_printf(bio_err," -cipher - preferred cipher to use, use the 'openssl ciphers'\n"); | |
350 | BIO_printf(bio_err," command to see what is available\n"); | |
351 | BIO_printf(bio_err," -starttls prot - use the STARTTLS command before starting TLS\n"); | |
352 | BIO_printf(bio_err," for those protocols that support it, where\n"); | |
353 | BIO_printf(bio_err," 'prot' defines which one to assume. Currently,\n"); | |
354 | BIO_printf(bio_err," only \"smtp\", \"pop3\", \"imap\", \"ftp\" and \"xmpp\"\n"); | |
355 | BIO_printf(bio_err," are supported.\n"); | |
356 | BIO_printf(bio_err," -xmpphost host - When used with \"-starttls xmpp\" specifies the virtual host.\n"); | |
357 | #ifndef OPENSSL_NO_ENGINE | |
358 | BIO_printf(bio_err," -engine id - Initialise and use the specified engine\n"); | |
359 | #endif | |
360 | BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR); | |
361 | BIO_printf(bio_err," -sess_out arg - file to write SSL session to\n"); | |
362 | BIO_printf(bio_err," -sess_in arg - file to read SSL session from\n"); | |
363 | #ifndef OPENSSL_NO_TLSEXT | |
364 | BIO_printf(bio_err," -servername host - Set TLS extension servername in ClientHello\n"); | |
365 | BIO_printf(bio_err," -tlsextdebug - hex dump of all TLS extensions received\n"); | |
366 | BIO_printf(bio_err," -status - request certificate status from server\n"); | |
367 | BIO_printf(bio_err," -no_ticket - disable use of RFC4507bis session tickets\n"); | |
368 | BIO_printf(bio_err," -serverinfo types - send empty ClientHello extensions (comma-separated numbers)\n"); | |
369 | # ifndef OPENSSL_NO_NEXTPROTONEG | |
370 | BIO_printf(bio_err," -nextprotoneg arg - enable NPN extension, considering named protocols supported (comma-separated list)\n"); | |
371 | # endif | |
372 | BIO_printf(bio_err," -alpn arg - enable ALPN extension, considering named protocols supported (comma-separated list)\n"); | |
373 | #endif | |
374 | BIO_printf(bio_err," -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n"); | |
375 | BIO_printf(bio_err," -use_srtp profiles - Offer SRTP key management with a colon-separated profile list\n"); | |
376 | BIO_printf(bio_err," -keymatexport label - Export keying material using label\n"); | |
377 | BIO_printf(bio_err," -keymatexportlen len - Export len bytes of keying material (default 20)\n"); | |
378 | } | |
379 | ||
380 | #ifndef OPENSSL_NO_TLSEXT | |
381 | ||
382 | /* This is a context that we pass to callbacks */ | |
383 | typedef struct tlsextctx_st { | |
384 | BIO * biodebug; | |
385 | int ack; | |
386 | } tlsextctx; | |
387 | ||
388 | ||
389 | static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg) | |
390 | { | |
391 | tlsextctx * p = (tlsextctx *) arg; | |
392 | const char * hn= SSL_get_servername(s, TLSEXT_NAMETYPE_host_name); | |
393 | if (SSL_get_servername_type(s) != -1) | |
394 | p->ack = !SSL_session_reused(s) && hn != NULL; | |
395 | else | |
396 | BIO_printf(bio_err,"Can't use SSL_get_servername\n"); | |
397 | ||
398 | return SSL_TLSEXT_ERR_OK; | |
399 | } | |
400 | ||
401 | #ifndef OPENSSL_NO_SRP | |
402 | ||
403 | /* This is a context that we pass to all callbacks */ | |
404 | typedef struct srp_arg_st | |
405 | { | |
406 | char *srppassin; | |
407 | char *srplogin; | |
408 | int msg; /* copy from c_msg */ | |
409 | int debug; /* copy from c_debug */ | |
410 | int amp; /* allow more groups */ | |
411 | int strength /* minimal size for N */ ; | |
412 | } SRP_ARG; | |
413 | ||
414 | #define SRP_NUMBER_ITERATIONS_FOR_PRIME 64 | |
415 | ||
416 | static int srp_Verify_N_and_g(const BIGNUM *N, const BIGNUM *g) | |
417 | { | |
418 | BN_CTX *bn_ctx = BN_CTX_new(); | |
419 | BIGNUM *p = BN_new(); | |
420 | BIGNUM *r = BN_new(); | |
421 | int ret = | |
422 | g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) && | |
423 | BN_is_prime_ex(N, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) && | |
424 | p != NULL && BN_rshift1(p, N) && | |
425 | ||
426 | /* p = (N-1)/2 */ | |
427 | BN_is_prime_ex(p, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) && | |
428 | r != NULL && | |
429 | ||
430 | /* verify g^((N-1)/2) == -1 (mod N) */ | |
431 | BN_mod_exp(r, g, p, N, bn_ctx) && | |
432 | BN_add_word(r, 1) && | |
433 | BN_cmp(r, N) == 0; | |
434 | ||
435 | if(r) | |
436 | BN_free(r); | |
437 | if(p) | |
438 | BN_free(p); | |
439 | if(bn_ctx) | |
440 | BN_CTX_free(bn_ctx); | |
441 | return ret; | |
442 | } | |
443 | ||
444 | /* This callback is used here for two purposes: | |
445 | - extended debugging | |
446 | - making some primality tests for unknown groups | |
447 | The callback is only called for a non default group. | |
448 | ||
449 | An application does not need the call back at all if | |
450 | only the stanard groups are used. In real life situations, | |
451 | client and server already share well known groups, | |
452 | thus there is no need to verify them. | |
453 | Furthermore, in case that a server actually proposes a group that | |
454 | is not one of those defined in RFC 5054, it is more appropriate | |
455 | to add the group to a static list and then compare since | |
456 | primality tests are rather cpu consuming. | |
457 | */ | |
458 | ||
459 | static int MS_CALLBACK ssl_srp_verify_param_cb(SSL *s, void *arg) | |
460 | { | |
461 | SRP_ARG *srp_arg = (SRP_ARG *)arg; | |
462 | BIGNUM *N = NULL, *g = NULL; | |
463 | if (!(N = SSL_get_srp_N(s)) || !(g = SSL_get_srp_g(s))) | |
464 | return 0; | |
465 | if (srp_arg->debug || srp_arg->msg || srp_arg->amp == 1) | |
466 | { | |
467 | BIO_printf(bio_err, "SRP parameters:\n"); | |
468 | BIO_printf(bio_err,"\tN="); BN_print(bio_err,N); | |
469 | BIO_printf(bio_err,"\n\tg="); BN_print(bio_err,g); | |
470 | BIO_printf(bio_err,"\n"); | |
471 | } | |
472 | ||
473 | if (SRP_check_known_gN_param(g,N)) | |
474 | return 1; | |
475 | ||
476 | if (srp_arg->amp == 1) | |
477 | { | |
478 | if (srp_arg->debug) | |
479 | BIO_printf(bio_err, "SRP param N and g are not known params, going to check deeper.\n"); | |
480 | ||
481 | /* The srp_moregroups is a real debugging feature. | |
482 | Implementors should rather add the value to the known ones. | |
483 | The minimal size has already been tested. | |
484 | */ | |
485 | if (BN_num_bits(g) <= BN_BITS && srp_Verify_N_and_g(N,g)) | |
486 | return 1; | |
487 | } | |
488 | BIO_printf(bio_err, "SRP param N and g rejected.\n"); | |
489 | return 0; | |
490 | } | |
491 | ||
492 | #define PWD_STRLEN 1024 | |
493 | ||
494 | static char * MS_CALLBACK ssl_give_srp_client_pwd_cb(SSL *s, void *arg) | |
495 | { | |
496 | SRP_ARG *srp_arg = (SRP_ARG *)arg; | |
497 | char *pass = (char *)OPENSSL_malloc(PWD_STRLEN+1); | |
498 | PW_CB_DATA cb_tmp; | |
499 | int l; | |
500 | ||
501 | cb_tmp.password = (char *)srp_arg->srppassin; | |
502 | cb_tmp.prompt_info = "SRP user"; | |
503 | if ((l = password_callback(pass, PWD_STRLEN, 0, &cb_tmp))<0) | |
504 | { | |
505 | BIO_printf (bio_err, "Can't read Password\n"); | |
506 | OPENSSL_free(pass); | |
507 | return NULL; | |
508 | } | |
509 | *(pass+l)= '\0'; | |
510 | ||
511 | return pass; | |
512 | } | |
513 | ||
514 | #endif | |
515 | char *srtp_profiles = NULL; | |
516 | ||
517 | # ifndef OPENSSL_NO_NEXTPROTONEG | |
518 | /* This the context that we pass to next_proto_cb */ | |
519 | typedef struct tlsextnextprotoctx_st { | |
520 | unsigned char *data; | |
521 | unsigned short len; | |
522 | int status; | |
523 | } tlsextnextprotoctx; | |
524 | ||
525 | static tlsextnextprotoctx next_proto; | |
526 | ||
527 | static int next_proto_cb(SSL *s, unsigned char **out, unsigned char *outlen, const unsigned char *in, unsigned int inlen, void *arg) | |
528 | { | |
529 | tlsextnextprotoctx *ctx = arg; | |
530 | ||
531 | if (!c_quiet) | |
532 | { | |
533 | /* We can assume that |in| is syntactically valid. */ | |
534 | unsigned i; | |
535 | BIO_printf(bio_c_out, "Protocols advertised by server: "); | |
536 | for (i = 0; i < inlen; ) | |
537 | { | |
538 | if (i) | |
539 | BIO_write(bio_c_out, ", ", 2); | |
540 | BIO_write(bio_c_out, &in[i + 1], in[i]); | |
541 | i += in[i] + 1; | |
542 | } | |
543 | BIO_write(bio_c_out, "\n", 1); | |
544 | } | |
545 | ||
546 | ctx->status = SSL_select_next_proto(out, outlen, in, inlen, ctx->data, ctx->len); | |
547 | return SSL_TLSEXT_ERR_OK; | |
548 | } | |
549 | # endif /* ndef OPENSSL_NO_NEXTPROTONEG */ | |
550 | ||
551 | static int serverinfo_cli_parse_cb(SSL* s, unsigned int ext_type, | |
552 | const unsigned char* in, size_t inlen, | |
553 | int* al, void* arg) | |
554 | { | |
555 | char pem_name[100]; | |
556 | unsigned char ext_buf[4 + 65536]; | |
557 | ||
558 | /* Reconstruct the type/len fields prior to extension data */ | |
559 | ext_buf[0] = ext_type >> 8; | |
560 | ext_buf[1] = ext_type & 0xFF; | |
561 | ext_buf[2] = inlen >> 8; | |
562 | ext_buf[3] = inlen & 0xFF; | |
563 | memcpy(ext_buf+4, in, inlen); | |
564 | ||
565 | BIO_snprintf(pem_name, sizeof(pem_name), "SERVERINFO FOR EXTENSION %d", | |
566 | ext_type); | |
567 | PEM_write_bio(bio_c_out, pem_name, "", ext_buf, 4 + inlen); | |
568 | return 1; | |
569 | } | |
570 | ||
571 | #endif | |
572 | ||
573 | enum | |
574 | { | |
575 | PROTO_OFF = 0, | |
576 | PROTO_SMTP, | |
577 | PROTO_POP3, | |
578 | PROTO_IMAP, | |
579 | PROTO_FTP, | |
580 | PROTO_XMPP | |
581 | }; | |
582 | ||
583 | int MAIN(int, char **); | |
584 | ||
585 | int MAIN(int argc, char **argv) | |
586 | { | |
587 | int build_chain = 0; | |
588 | SSL *con=NULL; | |
589 | #ifndef OPENSSL_NO_KRB5 | |
590 | KSSL_CTX *kctx; | |
591 | #endif | |
592 | int s,k,width,state=0; | |
593 | char *cbuf=NULL,*sbuf=NULL,*mbuf=NULL; | |
594 | int cbuf_len,cbuf_off; | |
595 | int sbuf_len,sbuf_off; | |
596 | fd_set readfds,writefds; | |
597 | short port=PORT; | |
598 | int full_log=1; | |
599 | char *host=SSL_HOST_NAME; | |
600 | const char *unix_path = NULL; | |
601 | char *xmpphost = NULL; | |
602 | char *cert_file=NULL,*key_file=NULL,*chain_file=NULL; | |
603 | int cert_format = FORMAT_PEM, key_format = FORMAT_PEM; | |
604 | char *passarg = NULL, *pass = NULL; | |
605 | X509 *cert = NULL; | |
606 | EVP_PKEY *key = NULL; | |
607 | STACK_OF(X509) *chain = NULL; | |
608 | char *CApath=NULL,*CAfile=NULL; | |
609 | char *chCApath=NULL,*chCAfile=NULL; | |
610 | char *vfyCApath=NULL,*vfyCAfile=NULL; | |
611 | int reconnect=0,badop=0,verify=SSL_VERIFY_NONE; | |
612 | int crlf=0; | |
613 | int write_tty,read_tty,write_ssl,read_ssl,tty_on,ssl_pending; | |
614 | SSL_CTX *ctx=NULL; | |
615 | int ret=1,in_init=1,i,nbio_test=0; | |
616 | int starttls_proto = PROTO_OFF; | |
617 | int prexit = 0; | |
618 | X509_VERIFY_PARAM *vpm = NULL; | |
619 | int badarg = 0; | |
620 | const SSL_METHOD *meth=NULL; | |
621 | int socket_type=SOCK_STREAM; | |
622 | BIO *sbio; | |
623 | char *inrand=NULL; | |
624 | int mbuf_len=0; | |
625 | struct timeval timeout, *timeoutp; | |
626 | #ifndef OPENSSL_NO_ENGINE | |
627 | char *engine_id=NULL; | |
628 | char *ssl_client_engine_id=NULL; | |
629 | ENGINE *ssl_client_engine=NULL; | |
630 | #endif | |
631 | ENGINE *e=NULL; | |
632 | #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5) | |
633 | struct timeval tv; | |
634 | #if defined(OPENSSL_SYS_BEOS_R5) | |
635 | int stdin_set = 0; | |
636 | #endif | |
637 | #endif | |
638 | #ifndef OPENSSL_NO_TLSEXT | |
639 | char *servername = NULL; | |
640 | tlsextctx tlsextcbp = | |
641 | {NULL,0}; | |
642 | # ifndef OPENSSL_NO_NEXTPROTONEG | |
643 | const char *next_proto_neg_in = NULL; | |
644 | # endif | |
645 | const char *alpn_in = NULL; | |
646 | # define MAX_SI_TYPES 100 | |
647 | unsigned short serverinfo_types[MAX_SI_TYPES]; | |
648 | int serverinfo_types_count = 0; | |
649 | #endif | |
650 | char *sess_in = NULL; | |
651 | char *sess_out = NULL; | |
652 | struct sockaddr peer; | |
653 | int peerlen = sizeof(peer); | |
654 | int fallback_scsv = 0; | |
655 | int enable_timeouts = 0 ; | |
656 | long socket_mtu = 0; | |
657 | #ifndef OPENSSL_NO_JPAKE | |
658 | static char *jpake_secret = NULL; | |
659 | #define no_jpake !jpake_secret | |
660 | #else | |
661 | #define no_jpake 1 | |
662 | #endif | |
663 | #ifndef OPENSSL_NO_SRP | |
664 | char * srppass = NULL; | |
665 | int srp_lateuser = 0; | |
666 | SRP_ARG srp_arg = {NULL,NULL,0,0,0,1024}; | |
667 | #endif | |
668 | SSL_EXCERT *exc = NULL; | |
669 | ||
670 | SSL_CONF_CTX *cctx = NULL; | |
671 | STACK_OF(OPENSSL_STRING) *ssl_args = NULL; | |
672 | ||
673 | char *crl_file = NULL; | |
674 | int crl_format = FORMAT_PEM; | |
675 | int crl_download = 0; | |
676 | STACK_OF(X509_CRL) *crls = NULL; | |
677 | int sdebug = 0; | |
678 | ||
679 | meth=SSLv23_client_method(); | |
680 | ||
681 | apps_startup(); | |
682 | c_Pause=0; | |
683 | c_quiet=0; | |
684 | c_ign_eof=0; | |
685 | c_debug=0; | |
686 | c_msg=0; | |
687 | c_showcerts=0; | |
688 | ||
689 | if (bio_err == NULL) | |
690 | bio_err=BIO_new_fp(stderr,BIO_NOCLOSE); | |
691 | ||
692 | if (!load_config(bio_err, NULL)) | |
693 | goto end; | |
694 | cctx = SSL_CONF_CTX_new(); | |
695 | if (!cctx) | |
696 | goto end; | |
697 | SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CLIENT); | |
698 | SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CMDLINE); | |
699 | ||
700 | if ( ((cbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) || | |
701 | ((sbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) || | |
702 | ((mbuf=OPENSSL_malloc(BUFSIZZ)) == NULL)) | |
703 | { | |
704 | BIO_printf(bio_err,"out of memory\n"); | |
705 | goto end; | |
706 | } | |
707 | ||
708 | verify_depth=0; | |
709 | verify_error=X509_V_OK; | |
710 | #ifdef FIONBIO | |
711 | c_nbio=0; | |
712 | #endif | |
713 | ||
714 | argc--; | |
715 | argv++; | |
716 | while (argc >= 1) | |
717 | { | |
718 | if (strcmp(*argv,"-host") == 0) | |
719 | { | |
720 | if (--argc < 1) goto bad; | |
721 | host= *(++argv); | |
722 | } | |
723 | else if (strcmp(*argv,"-port") == 0) | |
724 | { | |
725 | if (--argc < 1) goto bad; | |
726 | port=atoi(*(++argv)); | |
727 | if (port == 0) goto bad; | |
728 | } | |
729 | else if (strcmp(*argv,"-connect") == 0) | |
730 | { | |
731 | if (--argc < 1) goto bad; | |
732 | if (!extract_host_port(*(++argv),&host,NULL,&port)) | |
733 | goto bad; | |
734 | } | |
735 | else if (strcmp(*argv,"-unix") == 0) | |
736 | { | |
737 | if (--argc < 1) goto bad; | |
738 | unix_path = *(++argv); | |
739 | } | |
740 | else if (strcmp(*argv,"-xmpphost") == 0) | |
741 | { | |
742 | if (--argc < 1) goto bad; | |
743 | xmpphost= *(++argv); | |
744 | } | |
745 | else if (strcmp(*argv,"-verify") == 0) | |
746 | { | |
747 | verify=SSL_VERIFY_PEER; | |
748 | if (--argc < 1) goto bad; | |
749 | verify_depth=atoi(*(++argv)); | |
750 | if (!c_quiet) | |
751 | BIO_printf(bio_err,"verify depth is %d\n",verify_depth); | |
752 | } | |
753 | else if (strcmp(*argv,"-cert") == 0) | |
754 | { | |
755 | if (--argc < 1) goto bad; | |
756 | cert_file= *(++argv); | |
757 | } | |
758 | else if (strcmp(*argv,"-CRL") == 0) | |
759 | { | |
760 | if (--argc < 1) goto bad; | |
761 | crl_file= *(++argv); | |
762 | } | |
763 | else if (strcmp(*argv,"-crl_download") == 0) | |
764 | crl_download = 1; | |
765 | else if (strcmp(*argv,"-sess_out") == 0) | |
766 | { | |
767 | if (--argc < 1) goto bad; | |
768 | sess_out = *(++argv); | |
769 | } | |
770 | else if (strcmp(*argv,"-sess_in") == 0) | |
771 | { | |
772 | if (--argc < 1) goto bad; | |
773 | sess_in = *(++argv); | |
774 | } | |
775 | else if (strcmp(*argv,"-certform") == 0) | |
776 | { | |
777 | if (--argc < 1) goto bad; | |
778 | cert_format = str2fmt(*(++argv)); | |
779 | } | |
780 | else if (strcmp(*argv,"-CRLform") == 0) | |
781 | { | |
782 | if (--argc < 1) goto bad; | |
783 | crl_format = str2fmt(*(++argv)); | |
784 | } | |
785 | else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm)) | |
786 | { | |
787 | if (badarg) | |
788 | goto bad; | |
789 | continue; | |
790 | } | |
791 | else if (strcmp(*argv,"-verify_return_error") == 0) | |
792 | verify_return_error = 1; | |
793 | else if (strcmp(*argv,"-verify_quiet") == 0) | |
794 | verify_quiet = 1; | |
795 | else if (strcmp(*argv,"-brief") == 0) | |
796 | { | |
797 | c_brief = 1; | |
798 | verify_quiet = 1; | |
799 | c_quiet = 1; | |
800 | } | |
801 | else if (args_excert(&argv, &argc, &badarg, bio_err, &exc)) | |
802 | { | |
803 | if (badarg) | |
804 | goto bad; | |
805 | continue; | |
806 | } | |
807 | else if (args_ssl(&argv, &argc, cctx, &badarg, bio_err, &ssl_args)) | |
808 | { | |
809 | if (badarg) | |
810 | goto bad; | |
811 | continue; | |
812 | } | |
813 | else if (strcmp(*argv,"-prexit") == 0) | |
814 | prexit=1; | |
815 | else if (strcmp(*argv,"-crlf") == 0) | |
816 | crlf=1; | |
817 | else if (strcmp(*argv,"-quiet") == 0) | |
818 | { | |
819 | c_quiet=1; | |
820 | c_ign_eof=1; | |
821 | } | |
822 | else if (strcmp(*argv,"-ign_eof") == 0) | |
823 | c_ign_eof=1; | |
824 | else if (strcmp(*argv,"-no_ign_eof") == 0) | |
825 | c_ign_eof=0; | |
826 | else if (strcmp(*argv,"-pause") == 0) | |
827 | c_Pause=1; | |
828 | else if (strcmp(*argv,"-debug") == 0) | |
829 | c_debug=1; | |
830 | #ifndef OPENSSL_NO_TLSEXT | |
831 | else if (strcmp(*argv,"-tlsextdebug") == 0) | |
832 | c_tlsextdebug=1; | |
833 | else if (strcmp(*argv,"-status") == 0) | |
834 | c_status_req=1; | |
835 | #endif | |
836 | #ifdef WATT32 | |
837 | else if (strcmp(*argv,"-wdebug") == 0) | |
838 | dbug_init(); | |
839 | #endif | |
840 | else if (strcmp(*argv,"-msg") == 0) | |
841 | c_msg=1; | |
842 | else if (strcmp(*argv,"-msgfile") == 0) | |
843 | { | |
844 | if (--argc < 1) goto bad; | |
845 | bio_c_msg = BIO_new_file(*(++argv), "w"); | |
846 | } | |
847 | #ifndef OPENSSL_NO_SSL_TRACE | |
848 | else if (strcmp(*argv,"-trace") == 0) | |
849 | c_msg=2; | |
850 | #endif | |
851 | else if (strcmp(*argv,"-security_debug") == 0) | |
852 | { sdebug=1; } | |
853 | else if (strcmp(*argv,"-security_debug_verbose") == 0) | |
854 | { sdebug=2; } | |
855 | else if (strcmp(*argv,"-showcerts") == 0) | |
856 | c_showcerts=1; | |
857 | else if (strcmp(*argv,"-nbio_test") == 0) | |
858 | nbio_test=1; | |
859 | else if (strcmp(*argv,"-state") == 0) | |
860 | state=1; | |
861 | #ifndef OPENSSL_NO_PSK | |
862 | else if (strcmp(*argv,"-psk_identity") == 0) | |
863 | { | |
864 | if (--argc < 1) goto bad; | |
865 | psk_identity=*(++argv); | |
866 | } | |
867 | else if (strcmp(*argv,"-psk") == 0) | |
868 | { | |
869 | size_t j; | |
870 | ||
871 | if (--argc < 1) goto bad; | |
872 | psk_key=*(++argv); | |
873 | for (j = 0; j < strlen(psk_key); j++) | |
874 | { | |
875 | if (isxdigit((unsigned char)psk_key[j])) | |
876 | continue; | |
877 | BIO_printf(bio_err,"Not a hex number '%s'\n",*argv); | |
878 | goto bad; | |
879 | } | |
880 | } | |
881 | #endif | |
882 | #ifndef OPENSSL_NO_SRP | |
883 | else if (strcmp(*argv,"-srpuser") == 0) | |
884 | { | |
885 | if (--argc < 1) goto bad; | |
886 | srp_arg.srplogin= *(++argv); | |
887 | meth=TLSv1_client_method(); | |
888 | } | |
889 | else if (strcmp(*argv,"-srppass") == 0) | |
890 | { | |
891 | if (--argc < 1) goto bad; | |
892 | srppass= *(++argv); | |
893 | meth=TLSv1_client_method(); | |
894 | } | |
895 | else if (strcmp(*argv,"-srp_strength") == 0) | |
896 | { | |
897 | if (--argc < 1) goto bad; | |
898 | srp_arg.strength=atoi(*(++argv)); | |
899 | BIO_printf(bio_err,"SRP minimal length for N is %d\n",srp_arg.strength); | |
900 | meth=TLSv1_client_method(); | |
901 | } | |
902 | else if (strcmp(*argv,"-srp_lateuser") == 0) | |
903 | { | |
904 | srp_lateuser= 1; | |
905 | meth=TLSv1_client_method(); | |
906 | } | |
907 | else if (strcmp(*argv,"-srp_moregroups") == 0) | |
908 | { | |
909 | srp_arg.amp=1; | |
910 | meth=TLSv1_client_method(); | |
911 | } | |
912 | #endif | |
913 | #ifndef OPENSSL_NO_SSL3_METHOD | |
914 | else if (strcmp(*argv,"-ssl3") == 0) | |
915 | meth=SSLv3_client_method(); | |
916 | #endif | |
917 | #ifndef OPENSSL_NO_TLS1 | |
918 | else if (strcmp(*argv,"-tls1_2") == 0) | |
919 | meth=TLSv1_2_client_method(); | |
920 | else if (strcmp(*argv,"-tls1_1") == 0) | |
921 | meth=TLSv1_1_client_method(); | |
922 | else if (strcmp(*argv,"-tls1") == 0) | |
923 | meth=TLSv1_client_method(); | |
924 | #endif | |
925 | #ifndef OPENSSL_NO_DTLS1 | |
926 | else if (strcmp(*argv,"-dtls") == 0) | |
927 | { | |
928 | meth=DTLS_client_method(); | |
929 | socket_type=SOCK_DGRAM; | |
930 | } | |
931 | else if (strcmp(*argv,"-dtls1") == 0) | |
932 | { | |
933 | meth=DTLSv1_client_method(); | |
934 | socket_type=SOCK_DGRAM; | |
935 | } | |
936 | else if (strcmp(*argv,"-dtls1_2") == 0) | |
937 | { | |
938 | meth=DTLSv1_2_client_method(); | |
939 | socket_type=SOCK_DGRAM; | |
940 | } | |
941 | else if (strcmp(*argv,"-timeout") == 0) | |
942 | enable_timeouts=1; | |
943 | else if (strcmp(*argv,"-mtu") == 0) | |
944 | { | |
945 | if (--argc < 1) goto bad; | |
946 | socket_mtu = atol(*(++argv)); | |
947 | } | |
948 | #endif | |
949 | else if (strcmp(*argv,"-fallback_scsv") == 0) | |
950 | { | |
951 | fallback_scsv = 1; | |
952 | } | |
953 | else if (strcmp(*argv,"-keyform") == 0) | |
954 | { | |
955 | if (--argc < 1) goto bad; | |
956 | key_format = str2fmt(*(++argv)); | |
957 | } | |
958 | else if (strcmp(*argv,"-pass") == 0) | |
959 | { | |
960 | if (--argc < 1) goto bad; | |
961 | passarg = *(++argv); | |
962 | } | |
963 | else if (strcmp(*argv,"-cert_chain") == 0) | |
964 | { | |
965 | if (--argc < 1) goto bad; | |
966 | chain_file= *(++argv); | |
967 | } | |
968 | else if (strcmp(*argv,"-key") == 0) | |
969 | { | |
970 | if (--argc < 1) goto bad; | |
971 | key_file= *(++argv); | |
972 | } | |
973 | else if (strcmp(*argv,"-reconnect") == 0) | |
974 | { | |
975 | reconnect=5; | |
976 | } | |
977 | else if (strcmp(*argv,"-CApath") == 0) | |
978 | { | |
979 | if (--argc < 1) goto bad; | |
980 | CApath= *(++argv); | |
981 | } | |
982 | else if (strcmp(*argv,"-chainCApath") == 0) | |
983 | { | |
984 | if (--argc < 1) goto bad; | |
985 | chCApath= *(++argv); | |
986 | } | |
987 | else if (strcmp(*argv,"-verifyCApath") == 0) | |
988 | { | |
989 | if (--argc < 1) goto bad; | |
990 | vfyCApath= *(++argv); | |
991 | } | |
992 | else if (strcmp(*argv,"-build_chain") == 0) | |
993 | build_chain = 1; | |
994 | else if (strcmp(*argv,"-CAfile") == 0) | |
995 | { | |
996 | if (--argc < 1) goto bad; | |
997 | CAfile= *(++argv); | |
998 | } | |
999 | else if (strcmp(*argv,"-chainCAfile") == 0) | |
1000 | { | |
1001 | if (--argc < 1) goto bad; | |
1002 | chCAfile= *(++argv); | |
1003 | } | |
1004 | else if (strcmp(*argv,"-verifyCAfile") == 0) | |
1005 | { | |
1006 | if (--argc < 1) goto bad; | |
1007 | vfyCAfile= *(++argv); | |
1008 | } | |
1009 | #ifndef OPENSSL_NO_TLSEXT | |
1010 | # ifndef OPENSSL_NO_NEXTPROTONEG | |
1011 | else if (strcmp(*argv,"-nextprotoneg") == 0) | |
1012 | { | |
1013 | if (--argc < 1) goto bad; | |
1014 | next_proto_neg_in = *(++argv); | |
1015 | } | |
1016 | # endif | |
1017 | else if (strcmp(*argv,"-alpn") == 0) | |
1018 | { | |
1019 | if (--argc < 1) goto bad; | |
1020 | alpn_in = *(++argv); | |
1021 | } | |
1022 | else if (strcmp(*argv,"-serverinfo") == 0) | |
1023 | { | |
1024 | char *c; | |
1025 | int start = 0; | |
1026 | int len; | |
1027 | ||
1028 | if (--argc < 1) goto bad; | |
1029 | c = *(++argv); | |
1030 | serverinfo_types_count = 0; | |
1031 | len = strlen(c); | |
1032 | for (i = 0; i <= len; ++i) | |
1033 | { | |
1034 | if (i == len || c[i] == ',') | |
1035 | { | |
1036 | serverinfo_types[serverinfo_types_count] | |
1037 | = atoi(c+start); | |
1038 | serverinfo_types_count++; | |
1039 | start = i+1; | |
1040 | } | |
1041 | if (serverinfo_types_count == MAX_SI_TYPES) | |
1042 | break; | |
1043 | } | |
1044 | } | |
1045 | #endif | |
1046 | #ifdef FIONBIO | |
1047 | else if (strcmp(*argv,"-nbio") == 0) | |
1048 | { c_nbio=1; } | |
1049 | #endif | |
1050 | else if (strcmp(*argv,"-starttls") == 0) | |
1051 | { | |
1052 | if (--argc < 1) goto bad; | |
1053 | ++argv; | |
1054 | if (strcmp(*argv,"smtp") == 0) | |
1055 | starttls_proto = PROTO_SMTP; | |
1056 | else if (strcmp(*argv,"pop3") == 0) | |
1057 | starttls_proto = PROTO_POP3; | |
1058 | else if (strcmp(*argv,"imap") == 0) | |
1059 | starttls_proto = PROTO_IMAP; | |
1060 | else if (strcmp(*argv,"ftp") == 0) | |
1061 | starttls_proto = PROTO_FTP; | |
1062 | else if (strcmp(*argv, "xmpp") == 0) | |
1063 | starttls_proto = PROTO_XMPP; | |
1064 | else | |
1065 | goto bad; | |
1066 | } | |
1067 | #ifndef OPENSSL_NO_ENGINE | |
1068 | else if (strcmp(*argv,"-engine") == 0) | |
1069 | { | |
1070 | if (--argc < 1) goto bad; | |
1071 | engine_id = *(++argv); | |
1072 | } | |
1073 | else if (strcmp(*argv,"-ssl_client_engine") == 0) | |
1074 | { | |
1075 | if (--argc < 1) goto bad; | |
1076 | ssl_client_engine_id = *(++argv); | |
1077 | } | |
1078 | #endif | |
1079 | else if (strcmp(*argv,"-rand") == 0) | |
1080 | { | |
1081 | if (--argc < 1) goto bad; | |
1082 | inrand= *(++argv); | |
1083 | } | |
1084 | #ifndef OPENSSL_NO_TLSEXT | |
1085 | else if (strcmp(*argv,"-servername") == 0) | |
1086 | { | |
1087 | if (--argc < 1) goto bad; | |
1088 | servername= *(++argv); | |
1089 | /* meth=TLSv1_client_method(); */ | |
1090 | } | |
1091 | #endif | |
1092 | #ifndef OPENSSL_NO_JPAKE | |
1093 | else if (strcmp(*argv,"-jpake") == 0) | |
1094 | { | |
1095 | if (--argc < 1) goto bad; | |
1096 | jpake_secret = *++argv; | |
1097 | } | |
1098 | #endif | |
1099 | else if (strcmp(*argv,"-use_srtp") == 0) | |
1100 | { | |
1101 | if (--argc < 1) goto bad; | |
1102 | srtp_profiles = *(++argv); | |
1103 | } | |
1104 | else if (strcmp(*argv,"-keymatexport") == 0) | |
1105 | { | |
1106 | if (--argc < 1) goto bad; | |
1107 | keymatexportlabel= *(++argv); | |
1108 | } | |
1109 | else if (strcmp(*argv,"-keymatexportlen") == 0) | |
1110 | { | |
1111 | if (--argc < 1) goto bad; | |
1112 | keymatexportlen=atoi(*(++argv)); | |
1113 | if (keymatexportlen == 0) goto bad; | |
1114 | } | |
1115 | else | |
1116 | { | |
1117 | BIO_printf(bio_err,"unknown option %s\n",*argv); | |
1118 | badop=1; | |
1119 | break; | |
1120 | } | |
1121 | argc--; | |
1122 | argv++; | |
1123 | } | |
1124 | if (badop) | |
1125 | { | |
1126 | bad: | |
1127 | sc_usage(); | |
1128 | goto end; | |
1129 | } | |
1130 | ||
1131 | if (unix_path && (socket_type != SOCK_STREAM)) | |
1132 | { | |
1133 | BIO_printf(bio_err, "Can't use unix sockets and datagrams together\n"); | |
1134 | goto end; | |
1135 | } | |
1136 | #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK) | |
1137 | if (jpake_secret) | |
1138 | { | |
1139 | if (psk_key) | |
1140 | { | |
1141 | BIO_printf(bio_err, | |
1142 | "Can't use JPAKE and PSK together\n"); | |
1143 | goto end; | |
1144 | } | |
1145 | psk_identity = "JPAKE"; | |
1146 | } | |
1147 | #endif | |
1148 | ||
1149 | OpenSSL_add_ssl_algorithms(); | |
1150 | SSL_load_error_strings(); | |
1151 | ||
1152 | #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG) | |
1153 | next_proto.status = -1; | |
1154 | if (next_proto_neg_in) | |
1155 | { | |
1156 | next_proto.data = next_protos_parse(&next_proto.len, next_proto_neg_in); | |
1157 | if (next_proto.data == NULL) | |
1158 | { | |
1159 | BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n"); | |
1160 | goto end; | |
1161 | } | |
1162 | } | |
1163 | else | |
1164 | next_proto.data = NULL; | |
1165 | #endif | |
1166 | ||
1167 | #ifndef OPENSSL_NO_ENGINE | |
1168 | e = setup_engine(bio_err, engine_id, 1); | |
1169 | if (ssl_client_engine_id) | |
1170 | { | |
1171 | ssl_client_engine = ENGINE_by_id(ssl_client_engine_id); | |
1172 | if (!ssl_client_engine) | |
1173 | { | |
1174 | BIO_printf(bio_err, | |
1175 | "Error getting client auth engine\n"); | |
1176 | goto end; | |
1177 | } | |
1178 | } | |
1179 | ||
1180 | #endif | |
1181 | if (!app_passwd(bio_err, passarg, NULL, &pass, NULL)) | |
1182 | { | |
1183 | BIO_printf(bio_err, "Error getting password\n"); | |
1184 | goto end; | |
1185 | } | |
1186 | ||
1187 | if (key_file == NULL) | |
1188 | key_file = cert_file; | |
1189 | ||
1190 | ||
1191 | if (key_file) | |
1192 | ||
1193 | { | |
1194 | ||
1195 | key = load_key(bio_err, key_file, key_format, 0, pass, e, | |
1196 | "client certificate private key file"); | |
1197 | if (!key) | |
1198 | { | |
1199 | ERR_print_errors(bio_err); | |
1200 | goto end; | |
1201 | } | |
1202 | ||
1203 | } | |
1204 | ||
1205 | if (cert_file) | |
1206 | ||
1207 | { | |
1208 | cert = load_cert(bio_err,cert_file,cert_format, | |
1209 | NULL, e, "client certificate file"); | |
1210 | ||
1211 | if (!cert) | |
1212 | { | |
1213 | ERR_print_errors(bio_err); | |
1214 | goto end; | |
1215 | } | |
1216 | } | |
1217 | ||
1218 | if (chain_file) | |
1219 | { | |
1220 | chain = load_certs(bio_err, chain_file,FORMAT_PEM, | |
1221 | NULL, e, "client certificate chain"); | |
1222 | if (!chain) | |
1223 | goto end; | |
1224 | } | |
1225 | ||
1226 | if (crl_file) | |
1227 | { | |
1228 | X509_CRL *crl; | |
1229 | crl = load_crl(crl_file, crl_format); | |
1230 | if (!crl) | |
1231 | { | |
1232 | BIO_puts(bio_err, "Error loading CRL\n"); | |
1233 | ERR_print_errors(bio_err); | |
1234 | goto end; | |
1235 | } | |
1236 | crls = sk_X509_CRL_new_null(); | |
1237 | if (!crls || !sk_X509_CRL_push(crls, crl)) | |
1238 | { | |
1239 | BIO_puts(bio_err, "Error adding CRL\n"); | |
1240 | ERR_print_errors(bio_err); | |
1241 | X509_CRL_free(crl); | |
1242 | goto end; | |
1243 | } | |
1244 | } | |
1245 | ||
1246 | if (!load_excert(&exc, bio_err)) | |
1247 | goto end; | |
1248 | ||
1249 | if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL | |
1250 | && !RAND_status()) | |
1251 | { | |
1252 | BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n"); | |
1253 | } | |
1254 | if (inrand != NULL) | |
1255 | BIO_printf(bio_err,"%ld semi-random bytes loaded\n", | |
1256 | app_RAND_load_files(inrand)); | |
1257 | ||
1258 | if (bio_c_out == NULL) | |
1259 | { | |
1260 | if (c_quiet && !c_debug) | |
1261 | { | |
1262 | bio_c_out=BIO_new(BIO_s_null()); | |
1263 | if (c_msg && !bio_c_msg) | |
1264 | bio_c_msg=BIO_new_fp(stdout,BIO_NOCLOSE); | |
1265 | } | |
1266 | else | |
1267 | { | |
1268 | if (bio_c_out == NULL) | |
1269 | bio_c_out=BIO_new_fp(stdout,BIO_NOCLOSE); | |
1270 | } | |
1271 | } | |
1272 | ||
1273 | #ifndef OPENSSL_NO_SRP | |
1274 | if(!app_passwd(bio_err, srppass, NULL, &srp_arg.srppassin, NULL)) | |
1275 | { | |
1276 | BIO_printf(bio_err, "Error getting password\n"); | |
1277 | goto end; | |
1278 | } | |
1279 | #endif | |
1280 | ||
1281 | ctx=SSL_CTX_new(meth); | |
1282 | if (ctx == NULL) | |
1283 | { | |
1284 | ERR_print_errors(bio_err); | |
1285 | goto end; | |
1286 | } | |
1287 | ||
1288 | if (sdebug) | |
1289 | ssl_ctx_security_debug(ctx, bio_err, sdebug); | |
1290 | ||
1291 | if (vpm) | |
1292 | SSL_CTX_set1_param(ctx, vpm); | |
1293 | ||
1294 | if (!args_ssl_call(ctx, bio_err, cctx, ssl_args, 1, no_jpake)) | |
1295 | { | |
1296 | ERR_print_errors(bio_err); | |
1297 | goto end; | |
1298 | } | |
1299 | ||
1300 | if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile, | |
1301 | crls, crl_download)) | |
1302 | { | |
1303 | BIO_printf(bio_err, "Error loading store locations\n"); | |
1304 | ERR_print_errors(bio_err); | |
1305 | goto end; | |
1306 | } | |
1307 | ||
1308 | #ifndef OPENSSL_NO_ENGINE | |
1309 | if (ssl_client_engine) | |
1310 | { | |
1311 | if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine)) | |
1312 | { | |
1313 | BIO_puts(bio_err, "Error setting client auth engine\n"); | |
1314 | ERR_print_errors(bio_err); | |
1315 | ENGINE_free(ssl_client_engine); | |
1316 | goto end; | |
1317 | } | |
1318 | ENGINE_free(ssl_client_engine); | |
1319 | } | |
1320 | #endif | |
1321 | ||
1322 | #ifndef OPENSSL_NO_PSK | |
1323 | #ifdef OPENSSL_NO_JPAKE | |
1324 | if (psk_key != NULL) | |
1325 | #else | |
1326 | if (psk_key != NULL || jpake_secret) | |
1327 | #endif | |
1328 | { | |
1329 | if (c_debug) | |
1330 | BIO_printf(bio_c_out, "PSK key given or JPAKE in use, setting client callback\n"); | |
1331 | SSL_CTX_set_psk_client_callback(ctx, psk_client_cb); | |
1332 | } | |
1333 | if (srtp_profiles != NULL) | |
1334 | SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles); | |
1335 | #endif | |
1336 | if (exc) ssl_ctx_set_excert(ctx, exc); | |
1337 | /* DTLS: partial reads end up discarding unread UDP bytes :-( | |
1338 | * Setting read ahead solves this problem. | |
1339 | */ | |
1340 | if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1); | |
1341 | ||
1342 | #if !defined(OPENSSL_NO_TLSEXT) | |
1343 | # if !defined(OPENSSL_NO_NEXTPROTONEG) | |
1344 | if (next_proto.data) | |
1345 | SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto); | |
1346 | # endif | |
1347 | if (alpn_in) | |
1348 | { | |
1349 | unsigned short alpn_len; | |
1350 | unsigned char *alpn = next_protos_parse(&alpn_len, alpn_in); | |
1351 | ||
1352 | if (alpn == NULL) | |
1353 | { | |
1354 | BIO_printf(bio_err, "Error parsing -alpn argument\n"); | |
1355 | goto end; | |
1356 | } | |
1357 | SSL_CTX_set_alpn_protos(ctx, alpn, alpn_len); | |
1358 | OPENSSL_free(alpn); | |
1359 | } | |
1360 | #endif | |
1361 | #ifndef OPENSSL_NO_TLSEXT | |
1362 | for (i = 0; i < serverinfo_types_count; i++) | |
1363 | { | |
1364 | SSL_CTX_add_client_custom_ext(ctx, | |
1365 | serverinfo_types[i], | |
1366 | NULL, NULL, NULL, | |
1367 | serverinfo_cli_parse_cb, | |
1368 | NULL); | |
1369 | } | |
1370 | #endif | |
1371 | ||
1372 | if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback); | |
1373 | #if 0 | |
1374 | else | |
1375 | SSL_CTX_set_cipher_list(ctx,getenv("SSL_CIPHER")); | |
1376 | #endif | |
1377 | ||
1378 | SSL_CTX_set_verify(ctx,verify,verify_callback); | |
1379 | ||
1380 | if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) || | |
1381 | (!SSL_CTX_set_default_verify_paths(ctx))) | |
1382 | { | |
1383 | /* BIO_printf(bio_err,"error setting default verify locations\n"); */ | |
1384 | ERR_print_errors(bio_err); | |
1385 | /* goto end; */ | |
1386 | } | |
1387 | ||
1388 | ssl_ctx_add_crls(ctx, crls, crl_download); | |
1389 | ||
1390 | if (!set_cert_key_stuff(ctx,cert,key,chain,build_chain)) | |
1391 | goto end; | |
1392 | ||
1393 | #ifndef OPENSSL_NO_TLSEXT | |
1394 | if (servername != NULL) | |
1395 | { | |
1396 | tlsextcbp.biodebug = bio_err; | |
1397 | SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb); | |
1398 | SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp); | |
1399 | } | |
1400 | #ifndef OPENSSL_NO_SRP | |
1401 | if (srp_arg.srplogin) | |
1402 | { | |
1403 | if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin)) | |
1404 | { | |
1405 | BIO_printf(bio_err,"Unable to set SRP username\n"); | |
1406 | goto end; | |
1407 | } | |
1408 | srp_arg.msg = c_msg; | |
1409 | srp_arg.debug = c_debug ; | |
1410 | SSL_CTX_set_srp_cb_arg(ctx,&srp_arg); | |
1411 | SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb); | |
1412 | SSL_CTX_set_srp_strength(ctx, srp_arg.strength); | |
1413 | if (c_msg || c_debug || srp_arg.amp == 0) | |
1414 | SSL_CTX_set_srp_verify_param_callback(ctx, ssl_srp_verify_param_cb); | |
1415 | } | |
1416 | ||
1417 | #endif | |
1418 | #endif | |
1419 | ||
1420 | con=SSL_new(ctx); | |
1421 | if (sess_in) | |
1422 | { | |
1423 | SSL_SESSION *sess; | |
1424 | BIO *stmp = BIO_new_file(sess_in, "r"); | |
1425 | if (!stmp) | |
1426 | { | |
1427 | BIO_printf(bio_err, "Can't open session file %s\n", | |
1428 | sess_in); | |
1429 | ERR_print_errors(bio_err); | |
1430 | goto end; | |
1431 | } | |
1432 | sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL); | |
1433 | BIO_free(stmp); | |
1434 | if (!sess) | |
1435 | { | |
1436 | BIO_printf(bio_err, "Can't open session file %s\n", | |
1437 | sess_in); | |
1438 | ERR_print_errors(bio_err); | |
1439 | goto end; | |
1440 | } | |
1441 | SSL_set_session(con, sess); | |
1442 | SSL_SESSION_free(sess); | |
1443 | } | |
1444 | ||
1445 | if (fallback_scsv) | |
1446 | SSL_set_mode(con, SSL_MODE_SEND_FALLBACK_SCSV); | |
1447 | ||
1448 | #ifndef OPENSSL_NO_TLSEXT | |
1449 | if (servername != NULL) | |
1450 | { | |
1451 | if (!SSL_set_tlsext_host_name(con,servername)) | |
1452 | { | |
1453 | BIO_printf(bio_err,"Unable to set TLS servername extension.\n"); | |
1454 | ERR_print_errors(bio_err); | |
1455 | goto end; | |
1456 | } | |
1457 | } | |
1458 | #endif | |
1459 | #ifndef OPENSSL_NO_KRB5 | |
1460 | if (con && (kctx = kssl_ctx_new()) != NULL) | |
1461 | { | |
1462 | SSL_set0_kssl_ctx(con, kctx); | |
1463 | kssl_ctx_setstring(kctx, KSSL_SERVER, host); | |
1464 | } | |
1465 | #endif /* OPENSSL_NO_KRB5 */ | |
1466 | /* SSL_set_cipher_list(con,"RC4-MD5"); */ | |
1467 | #if 0 | |
1468 | #ifdef TLSEXT_TYPE_opaque_prf_input | |
1469 | SSL_set_tlsext_opaque_prf_input(con, "Test client", 11); | |
1470 | #endif | |
1471 | #endif | |
1472 | ||
1473 | re_start: | |
1474 | #ifdef NO_SYS_UN_H | |
1475 | if (init_client(&s,host,port,socket_type) == 0) | |
1476 | #else | |
1477 | if ((!unix_path && (init_client(&s,host,port,socket_type) == 0)) || | |
1478 | (unix_path && (init_client_unix(&s,unix_path) == 0))) | |
1479 | #endif | |
1480 | { | |
1481 | BIO_printf(bio_err,"connect:errno=%d\n",get_last_socket_error()); | |
1482 | SHUTDOWN(s); | |
1483 | goto end; | |
1484 | } | |
1485 | BIO_printf(bio_c_out,"CONNECTED(%08X)\n",s); | |
1486 | ||
1487 | #ifdef FIONBIO | |
1488 | if (c_nbio) | |
1489 | { | |
1490 | unsigned long l=1; | |
1491 | BIO_printf(bio_c_out,"turning on non blocking io\n"); | |
1492 | if (BIO_socket_ioctl(s,FIONBIO,&l) < 0) | |
1493 | { | |
1494 | ERR_print_errors(bio_err); | |
1495 | goto end; | |
1496 | } | |
1497 | } | |
1498 | #endif | |
1499 | if (c_Pause & 0x01) SSL_set_debug(con, 1); | |
1500 | ||
1501 | if (socket_type == SOCK_DGRAM) | |
1502 | { | |
1503 | ||
1504 | sbio=BIO_new_dgram(s,BIO_NOCLOSE); | |
1505 | if (getsockname(s, &peer, (void *)&peerlen) < 0) | |
1506 | { | |
1507 | BIO_printf(bio_err, "getsockname:errno=%d\n", | |
1508 | get_last_socket_error()); | |
1509 | SHUTDOWN(s); | |
1510 | goto end; | |
1511 | } | |
1512 | ||
1513 | (void)BIO_ctrl_set_connected(sbio, 1, &peer); | |
1514 | ||
1515 | if (enable_timeouts) | |
1516 | { | |
1517 | timeout.tv_sec = 0; | |
1518 | timeout.tv_usec = DGRAM_RCV_TIMEOUT; | |
1519 | BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout); | |
1520 | ||
1521 | timeout.tv_sec = 0; | |
1522 | timeout.tv_usec = DGRAM_SND_TIMEOUT; | |
1523 | BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout); | |
1524 | } | |
1525 | ||
1526 | if (socket_mtu) | |
1527 | { | |
1528 | if(socket_mtu < DTLS_get_link_min_mtu(con)) | |
1529 | { | |
1530 | BIO_printf(bio_err,"MTU too small. Must be at least %ld\n", | |
1531 | DTLS_get_link_min_mtu(con)); | |
1532 | BIO_free(sbio); | |
1533 | goto shut; | |
1534 | } | |
1535 | SSL_set_options(con, SSL_OP_NO_QUERY_MTU); | |
1536 | if(!DTLS_set_link_mtu(con, socket_mtu)) | |
1537 | { | |
1538 | BIO_printf(bio_err, "Failed to set MTU\n"); | |
1539 | BIO_free(sbio); | |
1540 | goto shut; | |
1541 | } | |
1542 | } | |
1543 | else | |
1544 | /* want to do MTU discovery */ | |
1545 | BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL); | |
1546 | } | |
1547 | else | |
1548 | sbio=BIO_new_socket(s,BIO_NOCLOSE); | |
1549 | ||
1550 | if (nbio_test) | |
1551 | { | |
1552 | BIO *test; | |
1553 | ||
1554 | test=BIO_new(BIO_f_nbio_test()); | |
1555 | sbio=BIO_push(test,sbio); | |
1556 | } | |
1557 | ||
1558 | if (c_debug) | |
1559 | { | |
1560 | SSL_set_debug(con, 1); | |
1561 | BIO_set_callback(sbio,bio_dump_callback); | |
1562 | BIO_set_callback_arg(sbio,(char *)bio_c_out); | |
1563 | } | |
1564 | if (c_msg) | |
1565 | { | |
1566 | #ifndef OPENSSL_NO_SSL_TRACE | |
1567 | if (c_msg == 2) | |
1568 | SSL_set_msg_callback(con, SSL_trace); | |
1569 | else | |
1570 | #endif | |
1571 | SSL_set_msg_callback(con, msg_cb); | |
1572 | SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out); | |
1573 | } | |
1574 | #ifndef OPENSSL_NO_TLSEXT | |
1575 | if (c_tlsextdebug) | |
1576 | { | |
1577 | SSL_set_tlsext_debug_callback(con, tlsext_cb); | |
1578 | SSL_set_tlsext_debug_arg(con, bio_c_out); | |
1579 | } | |
1580 | if (c_status_req) | |
1581 | { | |
1582 | SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp); | |
1583 | SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb); | |
1584 | SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out); | |
1585 | #if 0 | |
1586 | { | |
1587 | STACK_OF(OCSP_RESPID) *ids = sk_OCSP_RESPID_new_null(); | |
1588 | OCSP_RESPID *id = OCSP_RESPID_new(); | |
1589 | id->value.byKey = ASN1_OCTET_STRING_new(); | |
1590 | id->type = V_OCSP_RESPID_KEY; | |
1591 | ASN1_STRING_set(id->value.byKey, "Hello World", -1); | |
1592 | sk_OCSP_RESPID_push(ids, id); | |
1593 | SSL_set_tlsext_status_ids(con, ids); | |
1594 | } | |
1595 | #endif | |
1596 | } | |
1597 | #endif | |
1598 | #ifndef OPENSSL_NO_JPAKE | |
1599 | if (jpake_secret) | |
1600 | jpake_client_auth(bio_c_out, sbio, jpake_secret); | |
1601 | #endif | |
1602 | ||
1603 | SSL_set_bio(con,sbio,sbio); | |
1604 | SSL_set_connect_state(con); | |
1605 | ||
1606 | /* ok, lets connect */ | |
1607 | width=SSL_get_fd(con)+1; | |
1608 | ||
1609 | read_tty=1; | |
1610 | write_tty=0; | |
1611 | tty_on=0; | |
1612 | read_ssl=1; | |
1613 | write_ssl=1; | |
1614 | ||
1615 | cbuf_len=0; | |
1616 | cbuf_off=0; | |
1617 | sbuf_len=0; | |
1618 | sbuf_off=0; | |
1619 | ||
1620 | /* This is an ugly hack that does a lot of assumptions */ | |
1621 | /* We do have to handle multi-line responses which may come | |
1622 | in a single packet or not. We therefore have to use | |
1623 | BIO_gets() which does need a buffering BIO. So during | |
1624 | the initial chitchat we do push a buffering BIO into the | |
1625 | chain that is removed again later on to not disturb the | |
1626 | rest of the s_client operation. */ | |
1627 | if (starttls_proto == PROTO_SMTP) | |
1628 | { | |
1629 | int foundit=0; | |
1630 | BIO *fbio = BIO_new(BIO_f_buffer()); | |
1631 | BIO_push(fbio, sbio); | |
1632 | /* wait for multi-line response to end from SMTP */ | |
1633 | do | |
1634 | { | |
1635 | mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ); | |
1636 | } | |
1637 | while (mbuf_len>3 && mbuf[3]=='-'); | |
1638 | /* STARTTLS command requires EHLO... */ | |
1639 | BIO_printf(fbio,"EHLO openssl.client.net\r\n"); | |
1640 | (void)BIO_flush(fbio); | |
1641 | /* wait for multi-line response to end EHLO SMTP response */ | |
1642 | do | |
1643 | { | |
1644 | mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ); | |
1645 | if (strstr(mbuf,"STARTTLS")) | |
1646 | foundit=1; | |
1647 | } | |
1648 | while (mbuf_len>3 && mbuf[3]=='-'); | |
1649 | (void)BIO_flush(fbio); | |
1650 | BIO_pop(fbio); | |
1651 | BIO_free(fbio); | |
1652 | if (!foundit) | |
1653 | BIO_printf(bio_err, | |
1654 | "didn't found starttls in server response," | |
1655 | " try anyway...\n"); | |
1656 | BIO_printf(sbio,"STARTTLS\r\n"); | |
1657 | BIO_read(sbio,sbuf,BUFSIZZ); | |
1658 | } | |
1659 | else if (starttls_proto == PROTO_POP3) | |
1660 | { | |
1661 | BIO_read(sbio,mbuf,BUFSIZZ); | |
1662 | BIO_printf(sbio,"STLS\r\n"); | |
1663 | BIO_read(sbio,sbuf,BUFSIZZ); | |
1664 | } | |
1665 | else if (starttls_proto == PROTO_IMAP) | |
1666 | { | |
1667 | int foundit=0; | |
1668 | BIO *fbio = BIO_new(BIO_f_buffer()); | |
1669 | BIO_push(fbio, sbio); | |
1670 | BIO_gets(fbio,mbuf,BUFSIZZ); | |
1671 | /* STARTTLS command requires CAPABILITY... */ | |
1672 | BIO_printf(fbio,". CAPABILITY\r\n"); | |
1673 | (void)BIO_flush(fbio); | |
1674 | /* wait for multi-line CAPABILITY response */ | |
1675 | do | |
1676 | { | |
1677 | mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ); | |
1678 | if (strstr(mbuf,"STARTTLS")) | |
1679 | foundit=1; | |
1680 | } | |
1681 | while (mbuf_len>3 && mbuf[0]!='.'); | |
1682 | (void)BIO_flush(fbio); | |
1683 | BIO_pop(fbio); | |
1684 | BIO_free(fbio); | |
1685 | if (!foundit) | |
1686 | BIO_printf(bio_err, | |
1687 | "didn't found STARTTLS in server response," | |
1688 | " try anyway...\n"); | |
1689 | BIO_printf(sbio,". STARTTLS\r\n"); | |
1690 | BIO_read(sbio,sbuf,BUFSIZZ); | |
1691 | } | |
1692 | else if (starttls_proto == PROTO_FTP) | |
1693 | { | |
1694 | BIO *fbio = BIO_new(BIO_f_buffer()); | |
1695 | BIO_push(fbio, sbio); | |
1696 | /* wait for multi-line response to end from FTP */ | |
1697 | do | |
1698 | { | |
1699 | mbuf_len = BIO_gets(fbio,mbuf,BUFSIZZ); | |
1700 | } | |
1701 | while (mbuf_len>3 && mbuf[3]=='-'); | |
1702 | (void)BIO_flush(fbio); | |
1703 | BIO_pop(fbio); | |
1704 | BIO_free(fbio); | |
1705 | BIO_printf(sbio,"AUTH TLS\r\n"); | |
1706 | BIO_read(sbio,sbuf,BUFSIZZ); | |
1707 | } | |
1708 | if (starttls_proto == PROTO_XMPP) | |
1709 | { | |
1710 | int seen = 0; | |
1711 | BIO_printf(sbio,"<stream:stream " | |
1712 | "xmlns:stream='http://etherx.jabber.org/streams' " | |
1713 | "xmlns='jabber:client' to='%s' version='1.0'>", xmpphost ? | |
1714 | xmpphost : host); | |
1715 | seen = BIO_read(sbio,mbuf,BUFSIZZ); | |
1716 | mbuf[seen] = 0; | |
1717 | while (!strstr(mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'") && | |
1718 | !strstr(mbuf, "<starttls xmlns=\"urn:ietf:params:xml:ns:xmpp-tls\"")) | |
1719 | { | |
1720 | seen = BIO_read(sbio,mbuf,BUFSIZZ); | |
1721 | ||
1722 | if (seen <= 0) | |
1723 | goto shut; | |
1724 | ||
1725 | mbuf[seen] = 0; | |
1726 | } | |
1727 | BIO_printf(sbio, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>"); | |
1728 | seen = BIO_read(sbio,sbuf,BUFSIZZ); | |
1729 | sbuf[seen] = 0; | |
1730 | if (!strstr(sbuf, "<proceed")) | |
1731 | goto shut; | |
1732 | mbuf[0] = 0; | |
1733 | } | |
1734 | ||
1735 | for (;;) | |
1736 | { | |
1737 | FD_ZERO(&readfds); | |
1738 | FD_ZERO(&writefds); | |
1739 | ||
1740 | if ((SSL_version(con) == DTLS1_VERSION) && | |
1741 | DTLSv1_get_timeout(con, &timeout)) | |
1742 | timeoutp = &timeout; | |
1743 | else | |
1744 | timeoutp = NULL; | |
1745 | ||
1746 | if (SSL_in_init(con) && !SSL_total_renegotiations(con)) | |
1747 | { | |
1748 | in_init=1; | |
1749 | tty_on=0; | |
1750 | } | |
1751 | else | |
1752 | { | |
1753 | tty_on=1; | |
1754 | if (in_init) | |
1755 | { | |
1756 | in_init=0; | |
1757 | #if 0 /* This test doesn't really work as intended (needs to be fixed) */ | |
1758 | #ifndef OPENSSL_NO_TLSEXT | |
1759 | if (servername != NULL && !SSL_session_reused(con)) | |
1760 | { | |
1761 | BIO_printf(bio_c_out,"Server did %sacknowledge servername extension.\n",tlsextcbp.ack?"":"not "); | |
1762 | } | |
1763 | #endif | |
1764 | #endif | |
1765 | if (sess_out) | |
1766 | { | |
1767 | BIO *stmp = BIO_new_file(sess_out, "w"); | |
1768 | if (stmp) | |
1769 | { | |
1770 | PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con)); | |
1771 | BIO_free(stmp); | |
1772 | } | |
1773 | else | |
1774 | BIO_printf(bio_err, "Error writing session file %s\n", sess_out); | |
1775 | } | |
1776 | if (c_brief) | |
1777 | { | |
1778 | BIO_puts(bio_err, | |
1779 | "CONNECTION ESTABLISHED\n"); | |
1780 | print_ssl_summary(bio_err, con); | |
1781 | } | |
1782 | ||
1783 | print_stuff(bio_c_out,con,full_log); | |
1784 | if (full_log > 0) full_log--; | |
1785 | ||
1786 | if (starttls_proto) | |
1787 | { | |
1788 | BIO_printf(bio_err,"%s",mbuf); | |
1789 | /* We don't need to know any more */ | |
1790 | starttls_proto = PROTO_OFF; | |
1791 | } | |
1792 | ||
1793 | if (reconnect) | |
1794 | { | |
1795 | reconnect--; | |
1796 | BIO_printf(bio_c_out,"drop connection and then reconnect\n"); | |
1797 | SSL_shutdown(con); | |
1798 | SSL_set_connect_state(con); | |
1799 | SHUTDOWN(SSL_get_fd(con)); | |
1800 | goto re_start; | |
1801 | } | |
1802 | } | |
1803 | } | |
1804 | ||
1805 | ssl_pending = read_ssl && SSL_pending(con); | |
1806 | ||
1807 | if (!ssl_pending) | |
1808 | { | |
1809 | #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) && !defined (OPENSSL_SYS_BEOS_R5) | |
1810 | if (tty_on) | |
1811 | { | |
1812 | if (read_tty) openssl_fdset(fileno(stdin),&readfds); | |
1813 | if (write_tty) openssl_fdset(fileno(stdout),&writefds); | |
1814 | } | |
1815 | if (read_ssl) | |
1816 | openssl_fdset(SSL_get_fd(con),&readfds); | |
1817 | if (write_ssl) | |
1818 | openssl_fdset(SSL_get_fd(con),&writefds); | |
1819 | #else | |
1820 | if(!tty_on || !write_tty) { | |
1821 | if (read_ssl) | |
1822 | openssl_fdset(SSL_get_fd(con),&readfds); | |
1823 | if (write_ssl) | |
1824 | openssl_fdset(SSL_get_fd(con),&writefds); | |
1825 | } | |
1826 | #endif | |
1827 | /* printf("mode tty(%d %d%d) ssl(%d%d)\n", | |
1828 | tty_on,read_tty,write_tty,read_ssl,write_ssl);*/ | |
1829 | ||
1830 | /* Note: under VMS with SOCKETSHR the second parameter | |
1831 | * is currently of type (int *) whereas under other | |
1832 | * systems it is (void *) if you don't have a cast it | |
1833 | * will choke the compiler: if you do have a cast then | |
1834 | * you can either go for (int *) or (void *). | |
1835 | */ | |
1836 | #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) | |
1837 | /* Under Windows/DOS we make the assumption that we can | |
1838 | * always write to the tty: therefore if we need to | |
1839 | * write to the tty we just fall through. Otherwise | |
1840 | * we timeout the select every second and see if there | |
1841 | * are any keypresses. Note: this is a hack, in a proper | |
1842 | * Windows application we wouldn't do this. | |
1843 | */ | |
1844 | i=0; | |
1845 | if(!write_tty) { | |
1846 | if(read_tty) { | |
1847 | tv.tv_sec = 1; | |
1848 | tv.tv_usec = 0; | |
1849 | i=select(width,(void *)&readfds,(void *)&writefds, | |
1850 | NULL,&tv); | |
1851 | #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS) | |
1852 | if(!i && (!_kbhit() || !read_tty) ) continue; | |
1853 | #else | |
1854 | if(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue; | |
1855 | #endif | |
1856 | } else i=select(width,(void *)&readfds,(void *)&writefds, | |
1857 | NULL,timeoutp); | |
1858 | } | |
1859 | #elif defined(OPENSSL_SYS_NETWARE) | |
1860 | if(!write_tty) { | |
1861 | if(read_tty) { | |
1862 | tv.tv_sec = 1; | |
1863 | tv.tv_usec = 0; | |
1864 | i=select(width,(void *)&readfds,(void *)&writefds, | |
1865 | NULL,&tv); | |
1866 | } else i=select(width,(void *)&readfds,(void *)&writefds, | |
1867 | NULL,timeoutp); | |
1868 | } | |
1869 | #elif defined(OPENSSL_SYS_BEOS_R5) | |
1870 | /* Under BeOS-R5 the situation is similar to DOS */ | |
1871 | i=0; | |
1872 | stdin_set = 0; | |
1873 | (void)fcntl(fileno(stdin), F_SETFL, O_NONBLOCK); | |
1874 | if(!write_tty) { | |
1875 | if(read_tty) { | |
1876 | tv.tv_sec = 1; | |
1877 | tv.tv_usec = 0; | |
1878 | i=select(width,(void *)&readfds,(void *)&writefds, | |
1879 | NULL,&tv); | |
1880 | if (read(fileno(stdin), sbuf, 0) >= 0) | |
1881 | stdin_set = 1; | |
1882 | if (!i && (stdin_set != 1 || !read_tty)) | |
1883 | continue; | |
1884 | } else i=select(width,(void *)&readfds,(void *)&writefds, | |
1885 | NULL,timeoutp); | |
1886 | } | |
1887 | (void)fcntl(fileno(stdin), F_SETFL, 0); | |
1888 | #else | |
1889 | i=select(width,(void *)&readfds,(void *)&writefds, | |
1890 | NULL,timeoutp); | |
1891 | #endif | |
1892 | if ( i < 0) | |
1893 | { | |
1894 | BIO_printf(bio_err,"bad select %d\n", | |
1895 | get_last_socket_error()); | |
1896 | goto shut; | |
1897 | /* goto end; */ | |
1898 | } | |
1899 | } | |
1900 | ||
1901 | if ((SSL_version(con) == DTLS1_VERSION) && DTLSv1_handle_timeout(con) > 0) | |
1902 | { | |
1903 | BIO_printf(bio_err,"TIMEOUT occurred\n"); | |
1904 | } | |
1905 | ||
1906 | if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds)) | |
1907 | { | |
1908 | k=SSL_write(con,&(cbuf[cbuf_off]), | |
1909 | (unsigned int)cbuf_len); | |
1910 | switch (SSL_get_error(con,k)) | |
1911 | { | |
1912 | case SSL_ERROR_NONE: | |
1913 | cbuf_off+=k; | |
1914 | cbuf_len-=k; | |
1915 | if (k <= 0) goto end; | |
1916 | /* we have done a write(con,NULL,0); */ | |
1917 | if (cbuf_len <= 0) | |
1918 | { | |
1919 | read_tty=1; | |
1920 | write_ssl=0; | |
1921 | } | |
1922 | else /* if (cbuf_len > 0) */ | |
1923 | { | |
1924 | read_tty=0; | |
1925 | write_ssl=1; | |
1926 | } | |
1927 | break; | |
1928 | case SSL_ERROR_WANT_WRITE: | |
1929 | BIO_printf(bio_c_out,"write W BLOCK\n"); | |
1930 | write_ssl=1; | |
1931 | read_tty=0; | |
1932 | break; | |
1933 | case SSL_ERROR_WANT_READ: | |
1934 | BIO_printf(bio_c_out,"write R BLOCK\n"); | |
1935 | write_tty=0; | |
1936 | read_ssl=1; | |
1937 | write_ssl=0; | |
1938 | break; | |
1939 | case SSL_ERROR_WANT_X509_LOOKUP: | |
1940 | BIO_printf(bio_c_out,"write X BLOCK\n"); | |
1941 | break; | |
1942 | case SSL_ERROR_ZERO_RETURN: | |
1943 | if (cbuf_len != 0) | |
1944 | { | |
1945 | BIO_printf(bio_c_out,"shutdown\n"); | |
1946 | ret = 0; | |
1947 | goto shut; | |
1948 | } | |
1949 | else | |
1950 | { | |
1951 | read_tty=1; | |
1952 | write_ssl=0; | |
1953 | break; | |
1954 | } | |
1955 | ||
1956 | case SSL_ERROR_SYSCALL: | |
1957 | if ((k != 0) || (cbuf_len != 0)) | |
1958 | { | |
1959 | BIO_printf(bio_err,"write:errno=%d\n", | |
1960 | get_last_socket_error()); | |
1961 | goto shut; | |
1962 | } | |
1963 | else | |
1964 | { | |
1965 | read_tty=1; | |
1966 | write_ssl=0; | |
1967 | } | |
1968 | break; | |
1969 | case SSL_ERROR_SSL: | |
1970 | ERR_print_errors(bio_err); | |
1971 | goto shut; | |
1972 | } | |
1973 | } | |
1974 | #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) || defined(OPENSSL_SYS_BEOS_R5) | |
1975 | /* Assume Windows/DOS/BeOS can always write */ | |
1976 | else if (!ssl_pending && write_tty) | |
1977 | #else | |
1978 | else if (!ssl_pending && FD_ISSET(fileno(stdout),&writefds)) | |
1979 | #endif | |
1980 | { | |
1981 | #ifdef CHARSET_EBCDIC | |
1982 | ascii2ebcdic(&(sbuf[sbuf_off]),&(sbuf[sbuf_off]),sbuf_len); | |
1983 | #endif | |
1984 | i=raw_write_stdout(&(sbuf[sbuf_off]),sbuf_len); | |
1985 | ||
1986 | if (i <= 0) | |
1987 | { | |
1988 | BIO_printf(bio_c_out,"DONE\n"); | |
1989 | ret = 0; | |
1990 | goto shut; | |
1991 | /* goto end; */ | |
1992 | } | |
1993 | ||
1994 | sbuf_len-=i;; | |
1995 | sbuf_off+=i; | |
1996 | if (sbuf_len <= 0) | |
1997 | { | |
1998 | read_ssl=1; | |
1999 | write_tty=0; | |
2000 | } | |
2001 | } | |
2002 | else if (ssl_pending || FD_ISSET(SSL_get_fd(con),&readfds)) | |
2003 | { | |
2004 | #ifdef RENEG | |
2005 | { static int iiii; if (++iiii == 52) { SSL_renegotiate(con); iiii=0; } } | |
2006 | #endif | |
2007 | #if 1 | |
2008 | k=SSL_read(con,sbuf,1024 /* BUFSIZZ */ ); | |
2009 | #else | |
2010 | /* Demo for pending and peek :-) */ | |
2011 | k=SSL_read(con,sbuf,16); | |
2012 | { char zbuf[10240]; | |
2013 | printf("read=%d pending=%d peek=%d\n",k,SSL_pending(con),SSL_peek(con,zbuf,10240)); | |
2014 | } | |
2015 | #endif | |
2016 | ||
2017 | switch (SSL_get_error(con,k)) | |
2018 | { | |
2019 | case SSL_ERROR_NONE: | |
2020 | if (k <= 0) | |
2021 | goto end; | |
2022 | sbuf_off=0; | |
2023 | sbuf_len=k; | |
2024 | ||
2025 | read_ssl=0; | |
2026 | write_tty=1; | |
2027 | break; | |
2028 | case SSL_ERROR_WANT_WRITE: | |
2029 | BIO_printf(bio_c_out,"read W BLOCK\n"); | |
2030 | write_ssl=1; | |
2031 | read_tty=0; | |
2032 | break; | |
2033 | case SSL_ERROR_WANT_READ: | |
2034 | BIO_printf(bio_c_out,"read R BLOCK\n"); | |
2035 | write_tty=0; | |
2036 | read_ssl=1; | |
2037 | if ((read_tty == 0) && (write_ssl == 0)) | |
2038 | write_ssl=1; | |
2039 | break; | |
2040 | case SSL_ERROR_WANT_X509_LOOKUP: | |
2041 | BIO_printf(bio_c_out,"read X BLOCK\n"); | |
2042 | break; | |
2043 | case SSL_ERROR_SYSCALL: | |
2044 | ret=get_last_socket_error(); | |
2045 | if (c_brief) | |
2046 | BIO_puts(bio_err, "CONNECTION CLOSED BY SERVER\n"); | |
2047 | else | |
2048 | BIO_printf(bio_err,"read:errno=%d\n",ret); | |
2049 | goto shut; | |
2050 | case SSL_ERROR_ZERO_RETURN: | |
2051 | BIO_printf(bio_c_out,"closed\n"); | |
2052 | ret=0; | |
2053 | goto shut; | |
2054 | case SSL_ERROR_SSL: | |
2055 | ERR_print_errors(bio_err); | |
2056 | goto shut; | |
2057 | /* break; */ | |
2058 | } | |
2059 | } | |
2060 | ||
2061 | #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) | |
2062 | #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS) | |
2063 | else if (_kbhit()) | |
2064 | #else | |
2065 | else if ((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) | |
2066 | #endif | |
2067 | #elif defined (OPENSSL_SYS_NETWARE) | |
2068 | else if (_kbhit()) | |
2069 | #elif defined(OPENSSL_SYS_BEOS_R5) | |
2070 | else if (stdin_set) | |
2071 | #else | |
2072 | else if (FD_ISSET(fileno(stdin),&readfds)) | |
2073 | #endif | |
2074 | { | |
2075 | if (crlf) | |
2076 | { | |
2077 | int j, lf_num; | |
2078 | ||
2079 | i=raw_read_stdin(cbuf,BUFSIZZ/2); | |
2080 | lf_num = 0; | |
2081 | /* both loops are skipped when i <= 0 */ | |
2082 | for (j = 0; j < i; j++) | |
2083 | if (cbuf[j] == '\n') | |
2084 | lf_num++; | |
2085 | for (j = i-1; j >= 0; j--) | |
2086 | { | |
2087 | cbuf[j+lf_num] = cbuf[j]; | |
2088 | if (cbuf[j] == '\n') | |
2089 | { | |
2090 | lf_num--; | |
2091 | i++; | |
2092 | cbuf[j+lf_num] = '\r'; | |
2093 | } | |
2094 | } | |
2095 | assert(lf_num == 0); | |
2096 | } | |
2097 | else | |
2098 | i=raw_read_stdin(cbuf,BUFSIZZ); | |
2099 | ||
2100 | if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q'))) | |
2101 | { | |
2102 | BIO_printf(bio_err,"DONE\n"); | |
2103 | ret=0; | |
2104 | goto shut; | |
2105 | } | |
2106 | ||
2107 | if ((!c_ign_eof) && (cbuf[0] == 'R')) | |
2108 | { | |
2109 | BIO_printf(bio_err,"RENEGOTIATING\n"); | |
2110 | SSL_renegotiate(con); | |
2111 | cbuf_len=0; | |
2112 | } | |
2113 | #ifndef OPENSSL_NO_HEARTBEATS | |
2114 | else if ((!c_ign_eof) && (cbuf[0] == 'B')) | |
2115 | { | |
2116 | BIO_printf(bio_err,"HEARTBEATING\n"); | |
2117 | SSL_heartbeat(con); | |
2118 | cbuf_len=0; | |
2119 | } | |
2120 | #endif | |
2121 | else | |
2122 | { | |
2123 | cbuf_len=i; | |
2124 | cbuf_off=0; | |
2125 | #ifdef CHARSET_EBCDIC | |
2126 | ebcdic2ascii(cbuf, cbuf, i); | |
2127 | #endif | |
2128 | } | |
2129 | ||
2130 | write_ssl=1; | |
2131 | read_tty=0; | |
2132 | } | |
2133 | } | |
2134 | ||
2135 | ret=0; | |
2136 | shut: | |
2137 | if (in_init) | |
2138 | print_stuff(bio_c_out,con,full_log); | |
2139 | SSL_shutdown(con); | |
2140 | SHUTDOWN(SSL_get_fd(con)); | |
2141 | end: | |
2142 | if (con != NULL) | |
2143 | { | |
2144 | if (prexit != 0) | |
2145 | print_stuff(bio_c_out,con,1); | |
2146 | SSL_free(con); | |
2147 | } | |
2148 | #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG) | |
2149 | if (next_proto.data) | |
2150 | OPENSSL_free(next_proto.data); | |
2151 | #endif | |
2152 | if (ctx != NULL) SSL_CTX_free(ctx); | |
2153 | if (cert) | |
2154 | X509_free(cert); | |
2155 | if (crls) | |
2156 | sk_X509_CRL_pop_free(crls, X509_CRL_free); | |
2157 | if (key) | |
2158 | EVP_PKEY_free(key); | |
2159 | if (chain) | |
2160 | sk_X509_pop_free(chain, X509_free); | |
2161 | if (pass) | |
2162 | OPENSSL_free(pass); | |
2163 | if (vpm) | |
2164 | X509_VERIFY_PARAM_free(vpm); | |
2165 | ssl_excert_free(exc); | |
2166 | if (ssl_args) | |
2167 | sk_OPENSSL_STRING_free(ssl_args); | |
2168 | if (cctx) | |
2169 | SSL_CONF_CTX_free(cctx); | |
2170 | #ifndef OPENSSL_NO_JPAKE | |
2171 | if (jpake_secret && psk_key) | |
2172 | OPENSSL_free(psk_key); | |
2173 | #endif | |
2174 | if (cbuf != NULL) { OPENSSL_cleanse(cbuf,BUFSIZZ); OPENSSL_free(cbuf); } | |
2175 | if (sbuf != NULL) { OPENSSL_cleanse(sbuf,BUFSIZZ); OPENSSL_free(sbuf); } | |
2176 | if (mbuf != NULL) { OPENSSL_cleanse(mbuf,BUFSIZZ); OPENSSL_free(mbuf); } | |
2177 | if (bio_c_out != NULL) | |
2178 | { | |
2179 | BIO_free(bio_c_out); | |
2180 | bio_c_out=NULL; | |
2181 | } | |
2182 | if (bio_c_msg != NULL) | |
2183 | { | |
2184 | BIO_free(bio_c_msg); | |
2185 | bio_c_msg=NULL; | |
2186 | } | |
2187 | apps_shutdown(); | |
2188 | OPENSSL_EXIT(ret); | |
2189 | } | |
2190 | ||
2191 | ||
2192 | static void print_stuff(BIO *bio, SSL *s, int full) | |
2193 | { | |
2194 | X509 *peer=NULL; | |
2195 | char buf[BUFSIZ]; | |
2196 | STACK_OF(X509) *sk; | |
2197 | STACK_OF(X509_NAME) *sk2; | |
2198 | const SSL_CIPHER *c; | |
2199 | X509_NAME *xn; | |
2200 | int i; | |
2201 | #ifndef OPENSSL_NO_COMP | |
2202 | const COMP_METHOD *comp, *expansion; | |
2203 | #endif | |
2204 | unsigned char *exportedkeymat; | |
2205 | ||
2206 | if (full) | |
2207 | { | |
2208 | int got_a_chain = 0; | |
2209 | ||
2210 | sk=SSL_get_peer_cert_chain(s); | |
2211 | if (sk != NULL) | |
2212 | { | |
2213 | got_a_chain = 1; /* we don't have it for SSL2 (yet) */ | |
2214 | ||
2215 | BIO_printf(bio,"---\nCertificate chain\n"); | |
2216 | for (i=0; i<sk_X509_num(sk); i++) | |
2217 | { | |
2218 | X509_NAME_oneline(X509_get_subject_name( | |
2219 | sk_X509_value(sk,i)),buf,sizeof buf); | |
2220 | BIO_printf(bio,"%2d s:%s\n",i,buf); | |
2221 | X509_NAME_oneline(X509_get_issuer_name( | |
2222 | sk_X509_value(sk,i)),buf,sizeof buf); | |
2223 | BIO_printf(bio," i:%s\n",buf); | |
2224 | if (c_showcerts) | |
2225 | PEM_write_bio_X509(bio,sk_X509_value(sk,i)); | |
2226 | } | |
2227 | } | |
2228 | ||
2229 | BIO_printf(bio,"---\n"); | |
2230 | peer=SSL_get_peer_certificate(s); | |
2231 | if (peer != NULL) | |
2232 | { | |
2233 | BIO_printf(bio,"Server certificate\n"); | |
2234 | if (!(c_showcerts && got_a_chain)) /* Redundant if we showed the whole chain */ | |
2235 | PEM_write_bio_X509(bio,peer); | |
2236 | X509_NAME_oneline(X509_get_subject_name(peer), | |
2237 | buf,sizeof buf); | |
2238 | BIO_printf(bio,"subject=%s\n",buf); | |
2239 | X509_NAME_oneline(X509_get_issuer_name(peer), | |
2240 | buf,sizeof buf); | |
2241 | BIO_printf(bio,"issuer=%s\n",buf); | |
2242 | } | |
2243 | else | |
2244 | BIO_printf(bio,"no peer certificate available\n"); | |
2245 | ||
2246 | sk2=SSL_get_client_CA_list(s); | |
2247 | if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0)) | |
2248 | { | |
2249 | BIO_printf(bio,"---\nAcceptable client certificate CA names\n"); | |
2250 | for (i=0; i<sk_X509_NAME_num(sk2); i++) | |
2251 | { | |
2252 | xn=sk_X509_NAME_value(sk2,i); | |
2253 | X509_NAME_oneline(xn,buf,sizeof(buf)); | |
2254 | BIO_write(bio,buf,strlen(buf)); | |
2255 | BIO_write(bio,"\n",1); | |
2256 | } | |
2257 | } | |
2258 | else | |
2259 | { | |
2260 | BIO_printf(bio,"---\nNo client certificate CA names sent\n"); | |
2261 | } | |
2262 | ||
2263 | ssl_print_sigalgs(bio, s); | |
2264 | ssl_print_tmp_key(bio, s); | |
2265 | ||
2266 | BIO_printf(bio,"---\nSSL handshake has read %ld bytes and written %ld bytes\n", | |
2267 | BIO_number_read(SSL_get_rbio(s)), | |
2268 | BIO_number_written(SSL_get_wbio(s))); | |
2269 | } | |
2270 | BIO_printf(bio,(SSL_cache_hit(s)?"---\nReused, ":"---\nNew, ")); | |
2271 | c=SSL_get_current_cipher(s); | |
2272 | BIO_printf(bio,"%s, Cipher is %s\n", | |
2273 | SSL_CIPHER_get_version(c), | |
2274 | SSL_CIPHER_get_name(c)); | |
2275 | if (peer != NULL) { | |
2276 | EVP_PKEY *pktmp; | |
2277 | pktmp = X509_get_pubkey(peer); | |
2278 | BIO_printf(bio,"Server public key is %d bit\n", | |
2279 | EVP_PKEY_bits(pktmp)); | |
2280 | EVP_PKEY_free(pktmp); | |
2281 | } | |
2282 | BIO_printf(bio, "Secure Renegotiation IS%s supported\n", | |
2283 | SSL_get_secure_renegotiation_support(s) ? "" : " NOT"); | |
2284 | #ifndef OPENSSL_NO_COMP | |
2285 | comp=SSL_get_current_compression(s); | |
2286 | expansion=SSL_get_current_expansion(s); | |
2287 | BIO_printf(bio,"Compression: %s\n", | |
2288 | comp ? SSL_COMP_get_name(comp) : "NONE"); | |
2289 | BIO_printf(bio,"Expansion: %s\n", | |
2290 | expansion ? SSL_COMP_get_name(expansion) : "NONE"); | |
2291 | #endif | |
2292 | ||
2293 | #ifdef SSL_DEBUG | |
2294 | { | |
2295 | /* Print out local port of connection: useful for debugging */ | |
2296 | int sock; | |
2297 | struct sockaddr_in ladd; | |
2298 | socklen_t ladd_size = sizeof(ladd); | |
2299 | sock = SSL_get_fd(s); | |
2300 | getsockname(sock, (struct sockaddr *)&ladd, &ladd_size); | |
2301 | BIO_printf(bio_c_out, "LOCAL PORT is %u\n", ntohs(ladd.sin_port)); | |
2302 | } | |
2303 | #endif | |
2304 | ||
2305 | #if !defined(OPENSSL_NO_TLSEXT) | |
2306 | # if !defined(OPENSSL_NO_NEXTPROTONEG) | |
2307 | if (next_proto.status != -1) { | |
2308 | const unsigned char *proto; | |
2309 | unsigned int proto_len; | |
2310 | SSL_get0_next_proto_negotiated(s, &proto, &proto_len); | |
2311 | BIO_printf(bio, "Next protocol: (%d) ", next_proto.status); | |
2312 | BIO_write(bio, proto, proto_len); | |
2313 | BIO_write(bio, "\n", 1); | |
2314 | } | |
2315 | # endif | |
2316 | { | |
2317 | const unsigned char *proto; | |
2318 | unsigned int proto_len; | |
2319 | SSL_get0_alpn_selected(s, &proto, &proto_len); | |
2320 | if (proto_len > 0) | |
2321 | { | |
2322 | BIO_printf(bio, "ALPN protocol: "); | |
2323 | BIO_write(bio, proto, proto_len); | |
2324 | BIO_write(bio, "\n", 1); | |
2325 | } | |
2326 | else | |
2327 | BIO_printf(bio, "No ALPN negotiated\n"); | |
2328 | } | |
2329 | #endif | |
2330 | ||
2331 | { | |
2332 | SRTP_PROTECTION_PROFILE *srtp_profile=SSL_get_selected_srtp_profile(s); | |
2333 | ||
2334 | if(srtp_profile) | |
2335 | BIO_printf(bio,"SRTP Extension negotiated, profile=%s\n", | |
2336 | srtp_profile->name); | |
2337 | } | |
2338 | ||
2339 | SSL_SESSION_print(bio,SSL_get_session(s)); | |
2340 | if (keymatexportlabel != NULL) | |
2341 | { | |
2342 | BIO_printf(bio, "Keying material exporter:\n"); | |
2343 | BIO_printf(bio, " Label: '%s'\n", keymatexportlabel); | |
2344 | BIO_printf(bio, " Length: %i bytes\n", keymatexportlen); | |
2345 | exportedkeymat = OPENSSL_malloc(keymatexportlen); | |
2346 | if (exportedkeymat != NULL) | |
2347 | { | |
2348 | if (!SSL_export_keying_material(s, exportedkeymat, | |
2349 | keymatexportlen, | |
2350 | keymatexportlabel, | |
2351 | strlen(keymatexportlabel), | |
2352 | NULL, 0, 0)) | |
2353 | { | |
2354 | BIO_printf(bio, " Error\n"); | |
2355 | } | |
2356 | else | |
2357 | { | |
2358 | BIO_printf(bio, " Keying material: "); | |
2359 | for (i=0; i<keymatexportlen; i++) | |
2360 | BIO_printf(bio, "%02X", | |
2361 | exportedkeymat[i]); | |
2362 | BIO_printf(bio, "\n"); | |
2363 | } | |
2364 | OPENSSL_free(exportedkeymat); | |
2365 | } | |
2366 | } | |
2367 | BIO_printf(bio,"---\n"); | |
2368 | if (peer != NULL) | |
2369 | X509_free(peer); | |
2370 | /* flush, or debugging output gets mixed with http response */ | |
2371 | (void)BIO_flush(bio); | |
2372 | } | |
2373 | ||
2374 | #ifndef OPENSSL_NO_TLSEXT | |
2375 | ||
2376 | static int ocsp_resp_cb(SSL *s, void *arg) | |
2377 | { | |
2378 | const unsigned char *p; | |
2379 | int len; | |
2380 | OCSP_RESPONSE *rsp; | |
2381 | len = SSL_get_tlsext_status_ocsp_resp(s, &p); | |
2382 | BIO_puts(arg, "OCSP response: "); | |
2383 | if (!p) | |
2384 | { | |
2385 | BIO_puts(arg, "no response sent\n"); | |
2386 | return 1; | |
2387 | } | |
2388 | rsp = d2i_OCSP_RESPONSE(NULL, &p, len); | |
2389 | if (!rsp) | |
2390 | { | |
2391 | BIO_puts(arg, "response parse error\n"); | |
2392 | BIO_dump_indent(arg, (char *)p, len, 4); | |
2393 | return 0; | |
2394 | } | |
2395 | BIO_puts(arg, "\n======================================\n"); | |
2396 | OCSP_RESPONSE_print(arg, rsp, 0); | |
2397 | BIO_puts(arg, "======================================\n"); | |
2398 | OCSP_RESPONSE_free(rsp); | |
2399 | return 1; | |
2400 | } | |
2401 | ||
2402 | #endif |