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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) 1998-2001 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 | #include <assert.h> | |
113 | #include <stdio.h> | |
114 | #include <stdlib.h> | |
115 | #include <string.h> | |
116 | #include <openssl/e_os2.h> | |
117 | #ifdef OPENSSL_NO_STDIO | |
118 | #define APPS_WIN16 | |
119 | #endif | |
120 | ||
121 | /* With IPv6, it looks like Digital has mixed up the proper order of | |
122 | recursive header file inclusion, resulting in the compiler complaining | |
123 | that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which | |
124 | is needed to have fileno() declared correctly... So let's define u_int */ | |
125 | #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT) | |
126 | #define __U_INT | |
127 | typedef unsigned int u_int; | |
128 | #endif | |
129 | ||
130 | #define USE_SOCKETS | |
131 | #include "apps.h" | |
132 | #include <openssl/x509.h> | |
133 | #include <openssl/ssl.h> | |
134 | #include <openssl/err.h> | |
135 | #include <openssl/pem.h> | |
136 | #include <openssl/rand.h> | |
137 | #include "s_apps.h" | |
138 | #include "timeouts.h" | |
139 | ||
140 | #if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000) | |
141 | /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */ | |
142 | #undef FIONBIO | |
143 | #endif | |
144 | ||
145 | #undef PROG | |
146 | #define PROG s_client_main | |
147 | ||
148 | /*#define SSL_HOST_NAME "www.netscape.com" */ | |
149 | /*#define SSL_HOST_NAME "193.118.187.102" */ | |
150 | #define SSL_HOST_NAME "localhost" | |
151 | ||
152 | /*#define TEST_CERT "client.pem" */ /* no default cert. */ | |
153 | ||
154 | #undef BUFSIZZ | |
155 | #define BUFSIZZ 1024*8 | |
156 | ||
157 | extern int verify_depth; | |
158 | extern int verify_error; | |
159 | ||
160 | #ifdef FIONBIO | |
161 | static int c_nbio=0; | |
162 | #endif | |
163 | static int c_Pause=0; | |
164 | static int c_debug=0; | |
165 | static int c_msg=0; | |
166 | static int c_showcerts=0; | |
167 | ||
168 | static void sc_usage(void); | |
169 | static void print_stuff(BIO *berr,SSL *con,int full); | |
170 | static BIO *bio_c_out=NULL; | |
171 | static int c_quiet=0; | |
172 | static int c_ign_eof=0; | |
173 | ||
174 | static void sc_usage(void) | |
175 | { | |
176 | BIO_printf(bio_err,"usage: s_client args\n"); | |
177 | BIO_printf(bio_err,"\n"); | |
178 | BIO_printf(bio_err," -host host - use -connect instead\n"); | |
179 | BIO_printf(bio_err," -port port - use -connect instead\n"); | |
180 | BIO_printf(bio_err," -connect host:port - who to connect to (default is %s:%s)\n",SSL_HOST_NAME,PORT_STR); | |
181 | ||
182 | BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n"); | |
183 | BIO_printf(bio_err," -cert arg - certificate file to use, PEM format assumed\n"); | |
184 | BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n"); | |
185 | BIO_printf(bio_err," -key arg - Private key file to use, in cert file if\n"); | |
186 | BIO_printf(bio_err," not specified but cert file is.\n"); | |
187 | BIO_printf(bio_err," -keyform arg - key format (PEM or DER) PEM default\n"); | |
188 | BIO_printf(bio_err," -pass arg - private key file pass phrase source\n"); | |
189 | BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n"); | |
190 | BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n"); | |
191 | BIO_printf(bio_err," -reconnect - Drop and re-make the connection with the same Session-ID\n"); | |
192 | BIO_printf(bio_err," -pause - sleep(1) after each read(2) and write(2) system call\n"); | |
193 | BIO_printf(bio_err," -showcerts - show all certificates in the chain\n"); | |
194 | BIO_printf(bio_err," -debug - extra output\n"); | |
195 | #ifdef WATT32 | |
196 | BIO_printf(bio_err," -wdebug - WATT-32 tcp debugging\n"); | |
197 | #endif | |
198 | BIO_printf(bio_err," -msg - Show protocol messages\n"); | |
199 | BIO_printf(bio_err," -nbio_test - more ssl protocol testing\n"); | |
200 | BIO_printf(bio_err," -state - print the 'ssl' states\n"); | |
201 | #ifdef FIONBIO | |
202 | BIO_printf(bio_err," -nbio - Run with non-blocking IO\n"); | |
203 | #endif | |
204 | BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n"); | |
205 | BIO_printf(bio_err," -quiet - no s_client output\n"); | |
206 | BIO_printf(bio_err," -ign_eof - ignore input eof (default when -quiet)\n"); | |
207 | BIO_printf(bio_err," -ssl2 - just use SSLv2\n"); | |
208 | BIO_printf(bio_err," -ssl3 - just use SSLv3\n"); | |
209 | BIO_printf(bio_err," -tls1 - just use TLSv1\n"); | |
210 | BIO_printf(bio_err," -dtls1 - just use DTLSv1\n"); | |
211 | BIO_printf(bio_err," -mtu - set the MTU\n"); | |
212 | BIO_printf(bio_err," -no_tls1/-no_ssl3/-no_ssl2 - turn off that protocol\n"); | |
213 | BIO_printf(bio_err," -bugs - Switch on all SSL implementation bug workarounds\n"); | |
214 | BIO_printf(bio_err," -serverpref - Use server's cipher preferences (only SSLv2)\n"); | |
215 | BIO_printf(bio_err," -cipher - preferred cipher to use, use the 'openssl ciphers'\n"); | |
216 | BIO_printf(bio_err," command to see what is available\n"); | |
217 | BIO_printf(bio_err," -starttls prot - use the STARTTLS command before starting TLS\n"); | |
218 | BIO_printf(bio_err," for those protocols that support it, where\n"); | |
219 | BIO_printf(bio_err," 'prot' defines which one to assume. Currently,\n"); | |
220 | BIO_printf(bio_err," only \"smtp\" and \"pop3\" are supported.\n"); | |
221 | #ifndef OPENSSL_NO_ENGINE | |
222 | BIO_printf(bio_err," -engine id - Initialise and use the specified engine\n"); | |
223 | #endif | |
224 | BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR); | |
225 | #ifndef OPENSSL_NO_TLSEXT | |
226 | BIO_printf(bio_err," -servername host - Set TLS extension servername in ClientHello\n"); | |
227 | #endif | |
228 | } | |
229 | ||
230 | #ifndef OPENSSL_NO_TLSEXT | |
231 | ||
232 | /* This is a context that we pass to callbacks */ | |
233 | typedef struct tlsextctx_st { | |
234 | BIO * biodebug; | |
235 | int ack; | |
236 | } tlsextctx; | |
237 | ||
238 | ||
239 | static int MS_CALLBACK ssl_servername_cb(SSL *s, int *ad, void *arg) { | |
240 | tlsextctx * p = (tlsextctx *) arg; | |
241 | const unsigned char * hn= SSL_get_servername(s, TLSEXT_TYPE_SERVER_host); | |
242 | if (SSL_get_servername_type(s) != -1) | |
243 | p->ack = !SSL_session_reused(s) && hn != NULL; | |
244 | else | |
245 | BIO_printf(bio_err,"SSL_get_tlsext_hostname does not work\n"); | |
246 | ||
247 | return SSL_ERROR_NONE; | |
248 | } | |
249 | #endif | |
250 | ||
251 | int MAIN(int, char **); | |
252 | ||
253 | int MAIN(int argc, char **argv) | |
254 | { | |
255 | int off=0; | |
256 | SSL *con=NULL,*con2=NULL; | |
257 | X509_STORE *store = NULL; | |
258 | int s,k,width,state=0; | |
259 | char *cbuf=NULL,*sbuf=NULL,*mbuf=NULL; | |
260 | int cbuf_len,cbuf_off; | |
261 | int sbuf_len,sbuf_off; | |
262 | fd_set readfds,writefds; | |
263 | short port=PORT; | |
264 | int full_log=1; | |
265 | char *host=SSL_HOST_NAME; | |
266 | char *cert_file=NULL,*key_file=NULL; | |
267 | int cert_format = FORMAT_PEM, key_format = FORMAT_PEM; | |
268 | char *passarg = NULL, *pass = NULL; | |
269 | X509 *cert = NULL; | |
270 | EVP_PKEY *key = NULL; | |
271 | char *CApath=NULL,*CAfile=NULL,*cipher=NULL; | |
272 | int reconnect=0,badop=0,verify=SSL_VERIFY_NONE,bugs=0; | |
273 | int crlf=0; | |
274 | int write_tty,read_tty,write_ssl,read_ssl,tty_on,ssl_pending; | |
275 | SSL_CTX *ctx=NULL; | |
276 | int ret=1,in_init=1,i,nbio_test=0; | |
277 | int starttls_proto = 0; | |
278 | int prexit = 0, vflags = 0; | |
279 | const SSL_METHOD *meth=NULL; | |
280 | int socketType=SOCK_STREAM; | |
281 | BIO *sbio; | |
282 | char *inrand=NULL; | |
283 | #ifndef OPENSSL_NO_ENGINE | |
284 | char *engine_id=NULL; | |
285 | ENGINE *e=NULL; | |
286 | #endif | |
287 | #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) | |
288 | struct timeval tv; | |
289 | #endif | |
290 | ||
291 | #ifndef OPENSSL_NO_TLSEXT | |
292 | char *servername = NULL; | |
293 | tlsextctx tlsextcbp = | |
294 | {NULL,0}; | |
295 | #endif | |
296 | struct sockaddr peer; | |
297 | int peerlen = sizeof(peer); | |
298 | int enable_timeouts = 0 ; | |
299 | long mtu = 0; | |
300 | ||
301 | #if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3) | |
302 | meth=SSLv23_client_method(); | |
303 | #elif !defined(OPENSSL_NO_SSL3) | |
304 | meth=SSLv3_client_method(); | |
305 | #elif !defined(OPENSSL_NO_SSL2) | |
306 | meth=SSLv2_client_method(); | |
307 | #endif | |
308 | ||
309 | apps_startup(); | |
310 | c_Pause=0; | |
311 | c_quiet=0; | |
312 | c_ign_eof=0; | |
313 | c_debug=0; | |
314 | c_msg=0; | |
315 | c_showcerts=0; | |
316 | ||
317 | if (bio_err == NULL) | |
318 | bio_err=BIO_new_fp(stderr,BIO_NOCLOSE); | |
319 | ||
320 | if (!load_config(bio_err, NULL)) | |
321 | goto end; | |
322 | ||
323 | if ( ((cbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) || | |
324 | ((sbuf=OPENSSL_malloc(BUFSIZZ)) == NULL) || | |
325 | ((mbuf=OPENSSL_malloc(BUFSIZZ)) == NULL)) | |
326 | { | |
327 | BIO_printf(bio_err,"out of memory\n"); | |
328 | goto end; | |
329 | } | |
330 | ||
331 | verify_depth=0; | |
332 | verify_error=X509_V_OK; | |
333 | #ifdef FIONBIO | |
334 | c_nbio=0; | |
335 | #endif | |
336 | ||
337 | argc--; | |
338 | argv++; | |
339 | while (argc >= 1) | |
340 | { | |
341 | if (strcmp(*argv,"-host") == 0) | |
342 | { | |
343 | if (--argc < 1) goto bad; | |
344 | host= *(++argv); | |
345 | } | |
346 | else if (strcmp(*argv,"-port") == 0) | |
347 | { | |
348 | if (--argc < 1) goto bad; | |
349 | port=atoi(*(++argv)); | |
350 | if (port == 0) goto bad; | |
351 | } | |
352 | else if (strcmp(*argv,"-connect") == 0) | |
353 | { | |
354 | if (--argc < 1) goto bad; | |
355 | if (!extract_host_port(*(++argv),&host,NULL,&port)) | |
356 | goto bad; | |
357 | } | |
358 | else if (strcmp(*argv,"-verify") == 0) | |
359 | { | |
360 | verify=SSL_VERIFY_PEER; | |
361 | if (--argc < 1) goto bad; | |
362 | verify_depth=atoi(*(++argv)); | |
363 | BIO_printf(bio_err,"verify depth is %d\n",verify_depth); | |
364 | } | |
365 | else if (strcmp(*argv,"-cert") == 0) | |
366 | { | |
367 | if (--argc < 1) goto bad; | |
368 | cert_file= *(++argv); | |
369 | } | |
370 | else if (strcmp(*argv,"-certform") == 0) | |
371 | { | |
372 | if (--argc < 1) goto bad; | |
373 | cert_format = str2fmt(*(++argv)); | |
374 | } | |
375 | else if (strcmp(*argv,"-crl_check") == 0) | |
376 | vflags |= X509_V_FLAG_CRL_CHECK; | |
377 | else if (strcmp(*argv,"-crl_check_all") == 0) | |
378 | vflags |= X509_V_FLAG_CRL_CHECK|X509_V_FLAG_CRL_CHECK_ALL; | |
379 | else if (strcmp(*argv,"-prexit") == 0) | |
380 | prexit=1; | |
381 | else if (strcmp(*argv,"-crlf") == 0) | |
382 | crlf=1; | |
383 | else if (strcmp(*argv,"-quiet") == 0) | |
384 | { | |
385 | c_quiet=1; | |
386 | c_ign_eof=1; | |
387 | } | |
388 | else if (strcmp(*argv,"-ign_eof") == 0) | |
389 | c_ign_eof=1; | |
390 | else if (strcmp(*argv,"-pause") == 0) | |
391 | c_Pause=1; | |
392 | else if (strcmp(*argv,"-debug") == 0) | |
393 | c_debug=1; | |
394 | #ifdef WATT32 | |
395 | else if (strcmp(*argv,"-wdebug") == 0) | |
396 | dbug_init(); | |
397 | #endif | |
398 | else if (strcmp(*argv,"-msg") == 0) | |
399 | c_msg=1; | |
400 | else if (strcmp(*argv,"-showcerts") == 0) | |
401 | c_showcerts=1; | |
402 | else if (strcmp(*argv,"-nbio_test") == 0) | |
403 | nbio_test=1; | |
404 | else if (strcmp(*argv,"-state") == 0) | |
405 | state=1; | |
406 | #ifndef OPENSSL_NO_SSL2 | |
407 | else if (strcmp(*argv,"-ssl2") == 0) | |
408 | meth=SSLv2_client_method(); | |
409 | #endif | |
410 | #ifndef OPENSSL_NO_SSL3 | |
411 | else if (strcmp(*argv,"-ssl3") == 0) | |
412 | meth=SSLv3_client_method(); | |
413 | #endif | |
414 | #ifndef OPENSSL_NO_TLS1 | |
415 | else if (strcmp(*argv,"-tls1") == 0) | |
416 | meth=TLSv1_client_method(); | |
417 | #endif | |
418 | #ifndef OPENSSL_NO_DTLS1 | |
419 | else if (strcmp(*argv,"-dtls1") == 0) | |
420 | { | |
421 | meth=DTLSv1_client_method(); | |
422 | socketType=SOCK_DGRAM; | |
423 | } | |
424 | else if (strcmp(*argv,"-timeout") == 0) | |
425 | enable_timeouts=1; | |
426 | else if (strcmp(*argv,"-mtu") == 0) | |
427 | { | |
428 | if (--argc < 1) goto bad; | |
429 | mtu = atol(*(++argv)); | |
430 | } | |
431 | #endif | |
432 | else if (strcmp(*argv,"-bugs") == 0) | |
433 | bugs=1; | |
434 | else if (strcmp(*argv,"-keyform") == 0) | |
435 | { | |
436 | if (--argc < 1) goto bad; | |
437 | key_format = str2fmt(*(++argv)); | |
438 | } | |
439 | else if (strcmp(*argv,"-pass") == 0) | |
440 | { | |
441 | if (--argc < 1) goto bad; | |
442 | passarg = *(++argv); | |
443 | } | |
444 | else if (strcmp(*argv,"-key") == 0) | |
445 | { | |
446 | if (--argc < 1) goto bad; | |
447 | key_file= *(++argv); | |
448 | } | |
449 | else if (strcmp(*argv,"-reconnect") == 0) | |
450 | { | |
451 | reconnect=5; | |
452 | } | |
453 | else if (strcmp(*argv,"-CApath") == 0) | |
454 | { | |
455 | if (--argc < 1) goto bad; | |
456 | CApath= *(++argv); | |
457 | } | |
458 | else if (strcmp(*argv,"-CAfile") == 0) | |
459 | { | |
460 | if (--argc < 1) goto bad; | |
461 | CAfile= *(++argv); | |
462 | } | |
463 | else if (strcmp(*argv,"-no_tls1") == 0) | |
464 | off|=SSL_OP_NO_TLSv1; | |
465 | else if (strcmp(*argv,"-no_ssl3") == 0) | |
466 | off|=SSL_OP_NO_SSLv3; | |
467 | else if (strcmp(*argv,"-no_ssl2") == 0) | |
468 | off|=SSL_OP_NO_SSLv2; | |
469 | else if (strcmp(*argv,"-no_comp") == 0) | |
470 | { off|=SSL_OP_NO_COMPRESSION; } | |
471 | else if (strcmp(*argv,"-serverpref") == 0) | |
472 | off|=SSL_OP_CIPHER_SERVER_PREFERENCE; | |
473 | else if (strcmp(*argv,"-cipher") == 0) | |
474 | { | |
475 | if (--argc < 1) goto bad; | |
476 | cipher= *(++argv); | |
477 | } | |
478 | #ifdef FIONBIO | |
479 | else if (strcmp(*argv,"-nbio") == 0) | |
480 | { c_nbio=1; } | |
481 | #endif | |
482 | else if (strcmp(*argv,"-starttls") == 0) | |
483 | { | |
484 | if (--argc < 1) goto bad; | |
485 | ++argv; | |
486 | if (strcmp(*argv,"smtp") == 0) | |
487 | starttls_proto = 1; | |
488 | else if (strcmp(*argv,"pop3") == 0) | |
489 | starttls_proto = 2; | |
490 | else | |
491 | goto bad; | |
492 | } | |
493 | #ifndef OPENSSL_NO_ENGINE | |
494 | else if (strcmp(*argv,"-engine") == 0) | |
495 | { | |
496 | if (--argc < 1) goto bad; | |
497 | engine_id = *(++argv); | |
498 | } | |
499 | #endif | |
500 | else if (strcmp(*argv,"-rand") == 0) | |
501 | { | |
502 | if (--argc < 1) goto bad; | |
503 | inrand= *(++argv); | |
504 | } | |
505 | #ifndef OPENSSL_NO_TLSEXT | |
506 | else if (strcmp(*argv,"-servername") == 0) | |
507 | { | |
508 | if (--argc < 1) goto bad; | |
509 | servername= *(++argv); | |
510 | /* meth=TLSv1_client_method(); */ | |
511 | } | |
512 | #endif | |
513 | else | |
514 | { | |
515 | BIO_printf(bio_err,"unknown option %s\n",*argv); | |
516 | badop=1; | |
517 | break; | |
518 | } | |
519 | argc--; | |
520 | argv++; | |
521 | } | |
522 | if (badop) | |
523 | { | |
524 | bad: | |
525 | sc_usage(); | |
526 | goto end; | |
527 | } | |
528 | ||
529 | OpenSSL_add_ssl_algorithms(); | |
530 | SSL_load_error_strings(); | |
531 | ||
532 | #ifndef OPENSSL_NO_ENGINE | |
533 | e = setup_engine(bio_err, engine_id, 1); | |
534 | #endif | |
535 | if (!app_passwd(bio_err, passarg, NULL, &pass, NULL)) | |
536 | { | |
537 | BIO_printf(bio_err, "Error getting password\n"); | |
538 | goto end; | |
539 | } | |
540 | ||
541 | if (key_file == NULL) | |
542 | key_file = cert_file; | |
543 | ||
544 | ||
545 | if (key_file) | |
546 | ||
547 | { | |
548 | ||
549 | key = load_key(bio_err, key_file, key_format, 0, pass, e, | |
550 | "client certificate private key file"); | |
551 | if (!key) | |
552 | { | |
553 | ERR_print_errors(bio_err); | |
554 | goto end; | |
555 | } | |
556 | ||
557 | } | |
558 | ||
559 | if (cert_file) | |
560 | ||
561 | { | |
562 | cert = load_cert(bio_err,cert_file,cert_format, | |
563 | NULL, e, "client certificate file"); | |
564 | ||
565 | if (!cert) | |
566 | { | |
567 | ERR_print_errors(bio_err); | |
568 | goto end; | |
569 | } | |
570 | } | |
571 | ||
572 | if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL | |
573 | && !RAND_status()) | |
574 | { | |
575 | BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n"); | |
576 | } | |
577 | if (inrand != NULL) | |
578 | BIO_printf(bio_err,"%ld semi-random bytes loaded\n", | |
579 | app_RAND_load_files(inrand)); | |
580 | ||
581 | if (bio_c_out == NULL) | |
582 | { | |
583 | if (c_quiet && !c_debug && !c_msg) | |
584 | { | |
585 | bio_c_out=BIO_new(BIO_s_null()); | |
586 | } | |
587 | else | |
588 | { | |
589 | if (bio_c_out == NULL) | |
590 | bio_c_out=BIO_new_fp(stdout,BIO_NOCLOSE); | |
591 | } | |
592 | } | |
593 | ||
594 | ctx=SSL_CTX_new(meth); | |
595 | if (ctx == NULL) | |
596 | { | |
597 | ERR_print_errors(bio_err); | |
598 | goto end; | |
599 | } | |
600 | ||
601 | if (bugs) | |
602 | SSL_CTX_set_options(ctx,SSL_OP_ALL|off); | |
603 | else | |
604 | SSL_CTX_set_options(ctx,off); | |
605 | /* DTLS: partial reads end up discarding unread UDP bytes :-( | |
606 | * Setting read ahead solves this problem. | |
607 | */ | |
608 | if (socketType == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1); | |
609 | ||
610 | if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback); | |
611 | if (cipher != NULL) | |
612 | if(!SSL_CTX_set_cipher_list(ctx,cipher)) { | |
613 | BIO_printf(bio_err,"error setting cipher list\n"); | |
614 | ERR_print_errors(bio_err); | |
615 | goto end; | |
616 | } | |
617 | #if 0 | |
618 | else | |
619 | SSL_CTX_set_cipher_list(ctx,getenv("SSL_CIPHER")); | |
620 | #endif | |
621 | ||
622 | SSL_CTX_set_verify(ctx,verify,verify_callback); | |
623 | if (!set_cert_key_stuff(ctx,cert,key)) | |
624 | goto end; | |
625 | ||
626 | if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) || | |
627 | (!SSL_CTX_set_default_verify_paths(ctx))) | |
628 | { | |
629 | /* BIO_printf(bio_err,"error setting default verify locations\n"); */ | |
630 | ERR_print_errors(bio_err); | |
631 | /* goto end; */ | |
632 | } | |
633 | ||
634 | store = SSL_CTX_get_cert_store(ctx); | |
635 | X509_STORE_set_flags(store, vflags); | |
636 | #ifndef OPENSSL_NO_TLSEXT | |
637 | if (servername != NULL) { | |
638 | tlsextcbp.biodebug = bio_err; | |
639 | SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb); | |
640 | SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp); | |
641 | } | |
642 | #endif | |
643 | ||
644 | con=SSL_new(ctx); | |
645 | #ifndef OPENSSL_NO_TLSEXT | |
646 | if (servername != NULL){ | |
647 | if (!SSL_set_tlsext_hostname(con,servername)){ | |
648 | BIO_printf(bio_err,"Unable to set TLS servername extension.\n"); | |
649 | ERR_print_errors(bio_err); | |
650 | goto end; | |
651 | } | |
652 | } | |
653 | #endif | |
654 | #ifndef OPENSSL_NO_KRB5 | |
655 | if (con && (con->kssl_ctx = kssl_ctx_new()) != NULL) | |
656 | { | |
657 | kssl_ctx_setstring(con->kssl_ctx, KSSL_SERVER, host); | |
658 | } | |
659 | #endif /* OPENSSL_NO_KRB5 */ | |
660 | /* SSL_set_cipher_list(con,"RC4-MD5"); */ | |
661 | ||
662 | re_start: | |
663 | ||
664 | if (init_client(&s,host,port,socketType) == 0) | |
665 | { | |
666 | BIO_printf(bio_err,"connect:errno=%d\n",get_last_socket_error()); | |
667 | SHUTDOWN(s); | |
668 | goto end; | |
669 | } | |
670 | BIO_printf(bio_c_out,"CONNECTED(%08X)\n",s); | |
671 | ||
672 | #ifdef FIONBIO | |
673 | if (c_nbio) | |
674 | { | |
675 | unsigned long l=1; | |
676 | BIO_printf(bio_c_out,"turning on non blocking io\n"); | |
677 | if (BIO_socket_ioctl(s,FIONBIO,&l) < 0) | |
678 | { | |
679 | ERR_print_errors(bio_err); | |
680 | goto end; | |
681 | } | |
682 | } | |
683 | #endif | |
684 | if (c_Pause & 0x01) con->debug=1; | |
685 | ||
686 | if ( SSL_version(con) == DTLS1_VERSION) | |
687 | { | |
688 | struct timeval timeout; | |
689 | ||
690 | sbio=BIO_new_dgram(s,BIO_NOCLOSE); | |
691 | if (getsockname(s, &peer, (void *)&peerlen) < 0) | |
692 | { | |
693 | BIO_printf(bio_err, "getsockname:errno=%d\n", | |
694 | get_last_socket_error()); | |
695 | SHUTDOWN(s); | |
696 | goto end; | |
697 | } | |
698 | ||
699 | BIO_ctrl_set_connected(sbio, 1, &peer); | |
700 | ||
701 | if ( enable_timeouts) | |
702 | { | |
703 | timeout.tv_sec = 0; | |
704 | timeout.tv_usec = DGRAM_RCV_TIMEOUT; | |
705 | BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout); | |
706 | ||
707 | timeout.tv_sec = 0; | |
708 | timeout.tv_usec = DGRAM_SND_TIMEOUT; | |
709 | BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout); | |
710 | } | |
711 | ||
712 | if ( mtu > 0) | |
713 | { | |
714 | SSL_set_options(con, SSL_OP_NO_QUERY_MTU); | |
715 | SSL_set_mtu(con, mtu); | |
716 | } | |
717 | else | |
718 | /* want to do MTU discovery */ | |
719 | BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL); | |
720 | } | |
721 | else | |
722 | sbio=BIO_new_socket(s,BIO_NOCLOSE); | |
723 | ||
724 | ||
725 | ||
726 | if (nbio_test) | |
727 | { | |
728 | BIO *test; | |
729 | ||
730 | test=BIO_new(BIO_f_nbio_test()); | |
731 | sbio=BIO_push(test,sbio); | |
732 | } | |
733 | ||
734 | if (c_debug) | |
735 | { | |
736 | con->debug=1; | |
737 | BIO_set_callback(sbio,bio_dump_callback); | |
738 | BIO_set_callback_arg(sbio,bio_c_out); | |
739 | } | |
740 | if (c_msg) | |
741 | { | |
742 | SSL_set_msg_callback(con, msg_cb); | |
743 | SSL_set_msg_callback_arg(con, bio_c_out); | |
744 | } | |
745 | ||
746 | SSL_set_bio(con,sbio,sbio); | |
747 | SSL_set_connect_state(con); | |
748 | ||
749 | /* ok, lets connect */ | |
750 | width=SSL_get_fd(con)+1; | |
751 | ||
752 | read_tty=1; | |
753 | write_tty=0; | |
754 | tty_on=0; | |
755 | read_ssl=1; | |
756 | write_ssl=1; | |
757 | ||
758 | cbuf_len=0; | |
759 | cbuf_off=0; | |
760 | sbuf_len=0; | |
761 | sbuf_off=0; | |
762 | ||
763 | /* This is an ugly hack that does a lot of assumptions */ | |
764 | if (starttls_proto == 1) | |
765 | { | |
766 | BIO_read(sbio,mbuf,BUFSIZZ); | |
767 | BIO_printf(sbio,"STARTTLS\r\n"); | |
768 | BIO_read(sbio,sbuf,BUFSIZZ); | |
769 | } | |
770 | if (starttls_proto == 2) | |
771 | { | |
772 | BIO_read(sbio,mbuf,BUFSIZZ); | |
773 | BIO_printf(sbio,"STLS\r\n"); | |
774 | BIO_read(sbio,sbuf,BUFSIZZ); | |
775 | } | |
776 | ||
777 | for (;;) | |
778 | { | |
779 | FD_ZERO(&readfds); | |
780 | FD_ZERO(&writefds); | |
781 | ||
782 | if (SSL_in_init(con) && !SSL_total_renegotiations(con)) | |
783 | { | |
784 | in_init=1; | |
785 | tty_on=0; | |
786 | } | |
787 | else | |
788 | { | |
789 | tty_on=1; | |
790 | if (in_init) | |
791 | { | |
792 | in_init=0; | |
793 | #ifndef OPENSSL_NO_TLSEXT | |
794 | if (servername != NULL && !SSL_session_reused(con)) { | |
795 | BIO_printf(bio_c_out,"Server did %sacknowledge servername extension.\n",tlsextcbp.ack?"":"not "); | |
796 | } | |
797 | #endif | |
798 | print_stuff(bio_c_out,con,full_log); | |
799 | if (full_log > 0) full_log--; | |
800 | ||
801 | if (starttls_proto) | |
802 | { | |
803 | BIO_printf(bio_err,"%s",mbuf); | |
804 | /* We don't need to know any more */ | |
805 | starttls_proto = 0; | |
806 | } | |
807 | ||
808 | if (reconnect) | |
809 | { | |
810 | reconnect--; | |
811 | BIO_printf(bio_c_out,"drop connection and then reconnect\n"); | |
812 | SSL_shutdown(con); | |
813 | SSL_set_connect_state(con); | |
814 | SHUTDOWN(SSL_get_fd(con)); | |
815 | goto re_start; | |
816 | } | |
817 | } | |
818 | } | |
819 | ||
820 | ssl_pending = read_ssl && SSL_pending(con); | |
821 | ||
822 | if (!ssl_pending) | |
823 | { | |
824 | #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) | |
825 | if (tty_on) | |
826 | { | |
827 | if (read_tty) FD_SET(fileno(stdin),&readfds); | |
828 | if (write_tty) FD_SET(fileno(stdout),&writefds); | |
829 | } | |
830 | if (read_ssl) | |
831 | FD_SET(SSL_get_fd(con),&readfds); | |
832 | if (write_ssl) | |
833 | FD_SET(SSL_get_fd(con),&writefds); | |
834 | #else | |
835 | if(!tty_on || !write_tty) { | |
836 | if (read_ssl) | |
837 | FD_SET(SSL_get_fd(con),&readfds); | |
838 | if (write_ssl) | |
839 | FD_SET(SSL_get_fd(con),&writefds); | |
840 | } | |
841 | #endif | |
842 | /* printf("mode tty(%d %d%d) ssl(%d%d)\n", | |
843 | tty_on,read_tty,write_tty,read_ssl,write_ssl);*/ | |
844 | ||
845 | /* Note: under VMS with SOCKETSHR the second parameter | |
846 | * is currently of type (int *) whereas under other | |
847 | * systems it is (void *) if you don't have a cast it | |
848 | * will choke the compiler: if you do have a cast then | |
849 | * you can either go for (int *) or (void *). | |
850 | */ | |
851 | #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) | |
852 | /* Under Windows/DOS we make the assumption that we can | |
853 | * always write to the tty: therefore if we need to | |
854 | * write to the tty we just fall through. Otherwise | |
855 | * we timeout the select every second and see if there | |
856 | * are any keypresses. Note: this is a hack, in a proper | |
857 | * Windows application we wouldn't do this. | |
858 | */ | |
859 | i=0; | |
860 | if(!write_tty) { | |
861 | if(read_tty) { | |
862 | tv.tv_sec = 1; | |
863 | tv.tv_usec = 0; | |
864 | i=select(width,(void *)&readfds,(void *)&writefds, | |
865 | NULL,&tv); | |
866 | #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS) | |
867 | if(!i && (!_kbhit() || !read_tty) ) continue; | |
868 | #else | |
869 | if(!i && (!((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) || !read_tty) ) continue; | |
870 | #endif | |
871 | } else i=select(width,(void *)&readfds,(void *)&writefds, | |
872 | NULL,NULL); | |
873 | } | |
874 | #elif defined(OPENSSL_SYS_NETWARE) | |
875 | if(!write_tty) { | |
876 | if(read_tty) { | |
877 | tv.tv_sec = 1; | |
878 | tv.tv_usec = 0; | |
879 | i=select(width,(void *)&readfds,(void *)&writefds, | |
880 | NULL,&tv); | |
881 | } else i=select(width,(void *)&readfds,(void *)&writefds, | |
882 | NULL,NULL); | |
883 | } | |
884 | #else | |
885 | i=select(width,(void *)&readfds,(void *)&writefds, | |
886 | NULL,NULL); | |
887 | #endif | |
888 | if ( i < 0) | |
889 | { | |
890 | BIO_printf(bio_err,"bad select %d\n", | |
891 | get_last_socket_error()); | |
892 | goto shut; | |
893 | /* goto end; */ | |
894 | } | |
895 | } | |
896 | ||
897 | if (!ssl_pending && FD_ISSET(SSL_get_fd(con),&writefds)) | |
898 | { | |
899 | k=SSL_write(con,&(cbuf[cbuf_off]), | |
900 | (unsigned int)cbuf_len); | |
901 | switch (SSL_get_error(con,k)) | |
902 | { | |
903 | case SSL_ERROR_NONE: | |
904 | cbuf_off+=k; | |
905 | cbuf_len-=k; | |
906 | if (k <= 0) goto end; | |
907 | /* we have done a write(con,NULL,0); */ | |
908 | if (cbuf_len <= 0) | |
909 | { | |
910 | read_tty=1; | |
911 | write_ssl=0; | |
912 | } | |
913 | else /* if (cbuf_len > 0) */ | |
914 | { | |
915 | read_tty=0; | |
916 | write_ssl=1; | |
917 | } | |
918 | break; | |
919 | case SSL_ERROR_WANT_WRITE: | |
920 | BIO_printf(bio_c_out,"write W BLOCK\n"); | |
921 | write_ssl=1; | |
922 | read_tty=0; | |
923 | break; | |
924 | case SSL_ERROR_WANT_READ: | |
925 | BIO_printf(bio_c_out,"write R BLOCK\n"); | |
926 | write_tty=0; | |
927 | read_ssl=1; | |
928 | write_ssl=0; | |
929 | break; | |
930 | case SSL_ERROR_WANT_X509_LOOKUP: | |
931 | BIO_printf(bio_c_out,"write X BLOCK\n"); | |
932 | break; | |
933 | case SSL_ERROR_ZERO_RETURN: | |
934 | if (cbuf_len != 0) | |
935 | { | |
936 | BIO_printf(bio_c_out,"shutdown\n"); | |
937 | goto shut; | |
938 | } | |
939 | else | |
940 | { | |
941 | read_tty=1; | |
942 | write_ssl=0; | |
943 | break; | |
944 | } | |
945 | ||
946 | case SSL_ERROR_SYSCALL: | |
947 | if ((k != 0) || (cbuf_len != 0)) | |
948 | { | |
949 | BIO_printf(bio_err,"write:errno=%d\n", | |
950 | get_last_socket_error()); | |
951 | goto shut; | |
952 | } | |
953 | else | |
954 | { | |
955 | read_tty=1; | |
956 | write_ssl=0; | |
957 | } | |
958 | break; | |
959 | case SSL_ERROR_SSL: | |
960 | ERR_print_errors(bio_err); | |
961 | goto shut; | |
962 | } | |
963 | } | |
964 | #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) | |
965 | /* Assume Windows/DOS can always write */ | |
966 | else if (!ssl_pending && write_tty) | |
967 | #else | |
968 | else if (!ssl_pending && FD_ISSET(fileno(stdout),&writefds)) | |
969 | #endif | |
970 | { | |
971 | #ifdef CHARSET_EBCDIC | |
972 | ascii2ebcdic(&(sbuf[sbuf_off]),&(sbuf[sbuf_off]),sbuf_len); | |
973 | #endif | |
974 | i=raw_write_stdout(&(sbuf[sbuf_off]),sbuf_len); | |
975 | ||
976 | if (i <= 0) | |
977 | { | |
978 | BIO_printf(bio_c_out,"DONE\n"); | |
979 | goto shut; | |
980 | /* goto end; */ | |
981 | } | |
982 | ||
983 | sbuf_len-=i;; | |
984 | sbuf_off+=i; | |
985 | if (sbuf_len <= 0) | |
986 | { | |
987 | read_ssl=1; | |
988 | write_tty=0; | |
989 | } | |
990 | } | |
991 | else if (ssl_pending || FD_ISSET(SSL_get_fd(con),&readfds)) | |
992 | { | |
993 | #ifdef RENEG | |
994 | { static int iiii; if (++iiii == 52) { SSL_renegotiate(con); iiii=0; } } | |
995 | #endif | |
996 | #if 1 | |
997 | k=SSL_read(con,sbuf,1024 /* BUFSIZZ */ ); | |
998 | #else | |
999 | /* Demo for pending and peek :-) */ | |
1000 | k=SSL_read(con,sbuf,16); | |
1001 | { char zbuf[10240]; | |
1002 | printf("read=%d pending=%d peek=%d\n",k,SSL_pending(con),SSL_peek(con,zbuf,10240)); | |
1003 | } | |
1004 | #endif | |
1005 | ||
1006 | switch (SSL_get_error(con,k)) | |
1007 | { | |
1008 | case SSL_ERROR_NONE: | |
1009 | if (k <= 0) | |
1010 | goto end; | |
1011 | sbuf_off=0; | |
1012 | sbuf_len=k; | |
1013 | ||
1014 | read_ssl=0; | |
1015 | write_tty=1; | |
1016 | break; | |
1017 | case SSL_ERROR_WANT_WRITE: | |
1018 | BIO_printf(bio_c_out,"read W BLOCK\n"); | |
1019 | write_ssl=1; | |
1020 | read_tty=0; | |
1021 | break; | |
1022 | case SSL_ERROR_WANT_READ: | |
1023 | BIO_printf(bio_c_out,"read R BLOCK\n"); | |
1024 | write_tty=0; | |
1025 | read_ssl=1; | |
1026 | if ((read_tty == 0) && (write_ssl == 0)) | |
1027 | write_ssl=1; | |
1028 | break; | |
1029 | case SSL_ERROR_WANT_X509_LOOKUP: | |
1030 | BIO_printf(bio_c_out,"read X BLOCK\n"); | |
1031 | break; | |
1032 | case SSL_ERROR_SYSCALL: | |
1033 | BIO_printf(bio_err,"read:errno=%d\n",get_last_socket_error()); | |
1034 | goto shut; | |
1035 | case SSL_ERROR_ZERO_RETURN: | |
1036 | BIO_printf(bio_c_out,"closed\n"); | |
1037 | goto shut; | |
1038 | case SSL_ERROR_SSL: | |
1039 | ERR_print_errors(bio_err); | |
1040 | goto shut; | |
1041 | /* break; */ | |
1042 | } | |
1043 | } | |
1044 | ||
1045 | #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) | |
1046 | #if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS) | |
1047 | else if (_kbhit()) | |
1048 | #else | |
1049 | else if ((_kbhit()) || (WAIT_OBJECT_0 == WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0))) | |
1050 | #endif | |
1051 | #elif defined (OPENSSL_SYS_NETWARE) | |
1052 | else if (_kbhit()) | |
1053 | #else | |
1054 | else if (FD_ISSET(fileno(stdin),&readfds)) | |
1055 | #endif | |
1056 | { | |
1057 | if (crlf) | |
1058 | { | |
1059 | int j, lf_num; | |
1060 | ||
1061 | i=raw_read_stdin(cbuf,BUFSIZZ/2); | |
1062 | lf_num = 0; | |
1063 | /* both loops are skipped when i <= 0 */ | |
1064 | for (j = 0; j < i; j++) | |
1065 | if (cbuf[j] == '\n') | |
1066 | lf_num++; | |
1067 | for (j = i-1; j >= 0; j--) | |
1068 | { | |
1069 | cbuf[j+lf_num] = cbuf[j]; | |
1070 | if (cbuf[j] == '\n') | |
1071 | { | |
1072 | lf_num--; | |
1073 | i++; | |
1074 | cbuf[j+lf_num] = '\r'; | |
1075 | } | |
1076 | } | |
1077 | assert(lf_num == 0); | |
1078 | } | |
1079 | else | |
1080 | i=raw_read_stdin(cbuf,BUFSIZZ); | |
1081 | ||
1082 | if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q'))) | |
1083 | { | |
1084 | BIO_printf(bio_err,"DONE\n"); | |
1085 | goto shut; | |
1086 | } | |
1087 | ||
1088 | if ((!c_ign_eof) && (cbuf[0] == 'R')) | |
1089 | { | |
1090 | BIO_printf(bio_err,"RENEGOTIATING\n"); | |
1091 | SSL_renegotiate(con); | |
1092 | cbuf_len=0; | |
1093 | } | |
1094 | else | |
1095 | { | |
1096 | cbuf_len=i; | |
1097 | cbuf_off=0; | |
1098 | #ifdef CHARSET_EBCDIC | |
1099 | ebcdic2ascii(cbuf, cbuf, i); | |
1100 | #endif | |
1101 | } | |
1102 | ||
1103 | write_ssl=1; | |
1104 | read_tty=0; | |
1105 | } | |
1106 | } | |
1107 | shut: | |
1108 | SSL_shutdown(con); | |
1109 | SHUTDOWN(SSL_get_fd(con)); | |
1110 | ret=0; | |
1111 | end: | |
1112 | if(prexit) print_stuff(bio_c_out,con,1); | |
1113 | if (con != NULL) SSL_free(con); | |
1114 | if (con2 != NULL) SSL_free(con2); | |
1115 | if (ctx != NULL) SSL_CTX_free(ctx); | |
1116 | if (cert) | |
1117 | X509_free(cert); | |
1118 | if (key) | |
1119 | EVP_PKEY_free(key); | |
1120 | if (pass) | |
1121 | OPENSSL_free(pass); | |
1122 | if (cbuf != NULL) { OPENSSL_cleanse(cbuf,BUFSIZZ); OPENSSL_free(cbuf); } | |
1123 | if (sbuf != NULL) { OPENSSL_cleanse(sbuf,BUFSIZZ); OPENSSL_free(sbuf); } | |
1124 | if (mbuf != NULL) { OPENSSL_cleanse(mbuf,BUFSIZZ); OPENSSL_free(mbuf); } | |
1125 | if (bio_c_out != NULL) | |
1126 | { | |
1127 | BIO_free(bio_c_out); | |
1128 | bio_c_out=NULL; | |
1129 | } | |
1130 | apps_shutdown(); | |
1131 | OPENSSL_EXIT(ret); | |
1132 | } | |
1133 | ||
1134 | ||
1135 | static void print_stuff(BIO *bio, SSL *s, int full) | |
1136 | { | |
1137 | X509 *peer=NULL; | |
1138 | char *p; | |
1139 | static const char *space=" "; | |
1140 | char buf[BUFSIZ]; | |
1141 | STACK_OF(X509) *sk; | |
1142 | STACK_OF(X509_NAME) *sk2; | |
1143 | SSL_CIPHER *c; | |
1144 | X509_NAME *xn; | |
1145 | int j,i; | |
1146 | #ifndef OPENSSL_NO_COMP | |
1147 | const COMP_METHOD *comp, *expansion; | |
1148 | #endif | |
1149 | ||
1150 | if (full) | |
1151 | { | |
1152 | int got_a_chain = 0; | |
1153 | ||
1154 | sk=SSL_get_peer_cert_chain(s); | |
1155 | if (sk != NULL) | |
1156 | { | |
1157 | got_a_chain = 1; /* we don't have it for SSL2 (yet) */ | |
1158 | ||
1159 | BIO_printf(bio,"---\nCertificate chain\n"); | |
1160 | for (i=0; i<sk_X509_num(sk); i++) | |
1161 | { | |
1162 | X509_NAME_oneline(X509_get_subject_name( | |
1163 | sk_X509_value(sk,i)),buf,sizeof buf); | |
1164 | BIO_printf(bio,"%2d s:%s\n",i,buf); | |
1165 | X509_NAME_oneline(X509_get_issuer_name( | |
1166 | sk_X509_value(sk,i)),buf,sizeof buf); | |
1167 | BIO_printf(bio," i:%s\n",buf); | |
1168 | if (c_showcerts) | |
1169 | PEM_write_bio_X509(bio,sk_X509_value(sk,i)); | |
1170 | } | |
1171 | } | |
1172 | ||
1173 | BIO_printf(bio,"---\n"); | |
1174 | peer=SSL_get_peer_certificate(s); | |
1175 | if (peer != NULL) | |
1176 | { | |
1177 | BIO_printf(bio,"Server certificate\n"); | |
1178 | if (!(c_showcerts && got_a_chain)) /* Redundant if we showed the whole chain */ | |
1179 | PEM_write_bio_X509(bio,peer); | |
1180 | X509_NAME_oneline(X509_get_subject_name(peer), | |
1181 | buf,sizeof buf); | |
1182 | BIO_printf(bio,"subject=%s\n",buf); | |
1183 | X509_NAME_oneline(X509_get_issuer_name(peer), | |
1184 | buf,sizeof buf); | |
1185 | BIO_printf(bio,"issuer=%s\n",buf); | |
1186 | } | |
1187 | else | |
1188 | BIO_printf(bio,"no peer certificate available\n"); | |
1189 | ||
1190 | sk2=SSL_get_client_CA_list(s); | |
1191 | if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0)) | |
1192 | { | |
1193 | BIO_printf(bio,"---\nAcceptable client certificate CA names\n"); | |
1194 | for (i=0; i<sk_X509_NAME_num(sk2); i++) | |
1195 | { | |
1196 | xn=sk_X509_NAME_value(sk2,i); | |
1197 | X509_NAME_oneline(xn,buf,sizeof(buf)); | |
1198 | BIO_write(bio,buf,strlen(buf)); | |
1199 | BIO_write(bio,"\n",1); | |
1200 | } | |
1201 | } | |
1202 | else | |
1203 | { | |
1204 | BIO_printf(bio,"---\nNo client certificate CA names sent\n"); | |
1205 | } | |
1206 | p=SSL_get_shared_ciphers(s,buf,sizeof buf); | |
1207 | if (p != NULL) | |
1208 | { | |
1209 | /* This works only for SSL 2. In later protocol | |
1210 | * versions, the client does not know what other | |
1211 | * ciphers (in addition to the one to be used | |
1212 | * in the current connection) the server supports. */ | |
1213 | ||
1214 | BIO_printf(bio,"---\nCiphers common between both SSL endpoints:\n"); | |
1215 | j=i=0; | |
1216 | while (*p) | |
1217 | { | |
1218 | if (*p == ':') | |
1219 | { | |
1220 | BIO_write(bio,space,15-j%25); | |
1221 | i++; | |
1222 | j=0; | |
1223 | BIO_write(bio,((i%3)?" ":"\n"),1); | |
1224 | } | |
1225 | else | |
1226 | { | |
1227 | BIO_write(bio,p,1); | |
1228 | j++; | |
1229 | } | |
1230 | p++; | |
1231 | } | |
1232 | BIO_write(bio,"\n",1); | |
1233 | } | |
1234 | ||
1235 | BIO_printf(bio,"---\nSSL handshake has read %ld bytes and written %ld bytes\n", | |
1236 | BIO_number_read(SSL_get_rbio(s)), | |
1237 | BIO_number_written(SSL_get_wbio(s))); | |
1238 | } | |
1239 | BIO_printf(bio,((s->hit)?"---\nReused, ":"---\nNew, ")); | |
1240 | c=SSL_get_current_cipher(s); | |
1241 | BIO_printf(bio,"%s, Cipher is %s\n", | |
1242 | SSL_CIPHER_get_version(c), | |
1243 | SSL_CIPHER_get_name(c)); | |
1244 | if (peer != NULL) { | |
1245 | EVP_PKEY *pktmp; | |
1246 | pktmp = X509_get_pubkey(peer); | |
1247 | BIO_printf(bio,"Server public key is %d bit\n", | |
1248 | EVP_PKEY_bits(pktmp)); | |
1249 | EVP_PKEY_free(pktmp); | |
1250 | } | |
1251 | #ifndef OPENSSL_NO_COMP | |
1252 | comp=SSL_get_current_compression(s); | |
1253 | expansion=SSL_get_current_expansion(s); | |
1254 | BIO_printf(bio,"Compression: %s\n", | |
1255 | comp ? SSL_COMP_get_name(comp) : "NONE"); | |
1256 | BIO_printf(bio,"Expansion: %s\n", | |
1257 | expansion ? SSL_COMP_get_name(expansion) : "NONE"); | |
1258 | #endif | |
1259 | SSL_SESSION_print(bio,SSL_get_session(s)); | |
1260 | BIO_printf(bio,"---\n"); | |
1261 | if (peer != NULL) | |
1262 | X509_free(peer); | |
1263 | /* flush, or debugging output gets mixed with http response */ | |
1264 | BIO_flush(bio); | |
1265 | } | |
1266 |